diff options
Diffstat (limited to 'arch')
263 files changed, 4496 insertions, 1762 deletions
diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c index da677f829f76..63af36cf7f6e 100644 --- a/arch/alpha/kernel/irq.c +++ b/arch/alpha/kernel/irq.c @@ -49,15 +49,15 @@ select_smp_affinity(unsigned int irq) static int last_cpu; int cpu = last_cpu + 1; - if (!irq_desc[irq].handler->set_affinity || irq_user_affinity[irq]) + if (!irq_desc[irq].chip->set_affinity || irq_user_affinity[irq]) return 1; while (!cpu_possible(cpu)) cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0); last_cpu = cpu; - irq_affinity[irq] = cpumask_of_cpu(cpu); - irq_desc[irq].handler->set_affinity(irq, cpumask_of_cpu(cpu)); + irq_desc[irq].affinity = cpumask_of_cpu(cpu); + irq_desc[irq].chip->set_affinity(irq, cpumask_of_cpu(cpu)); return 0; } #endif /* CONFIG_SMP */ @@ -93,7 +93,7 @@ show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[irq]); #endif - seq_printf(p, " %14s", irq_desc[irq].handler->typename); + seq_printf(p, " %14s", irq_desc[irq].chip->typename); seq_printf(p, " %c%s", (action->flags & SA_INTERRUPT)?'+':' ', action->name); diff --git a/arch/alpha/kernel/irq_alpha.c b/arch/alpha/kernel/irq_alpha.c index 9d34ce26e5ef..f20f2dff9c43 100644 --- a/arch/alpha/kernel/irq_alpha.c +++ b/arch/alpha/kernel/irq_alpha.c @@ -233,7 +233,7 @@ void __init init_rtc_irq(void) { irq_desc[RTC_IRQ].status = IRQ_DISABLED; - irq_desc[RTC_IRQ].handler = &rtc_irq_type; + irq_desc[RTC_IRQ].chip = &rtc_irq_type; setup_irq(RTC_IRQ, &timer_irqaction); } diff --git a/arch/alpha/kernel/irq_i8259.c b/arch/alpha/kernel/irq_i8259.c index b188683b83fd..ac893bd48036 100644 --- a/arch/alpha/kernel/irq_i8259.c +++ b/arch/alpha/kernel/irq_i8259.c @@ -109,7 +109,7 @@ init_i8259a_irqs(void) for (i = 0; i < 16; i++) { irq_desc[i].status = IRQ_DISABLED; - irq_desc[i].handler = &i8259a_irq_type; + irq_desc[i].chip = &i8259a_irq_type; } setup_irq(2, &cascade); diff --git a/arch/alpha/kernel/irq_pyxis.c b/arch/alpha/kernel/irq_pyxis.c index 146a20b9e3d5..3b581415bab0 100644 --- a/arch/alpha/kernel/irq_pyxis.c +++ b/arch/alpha/kernel/irq_pyxis.c @@ -120,7 +120,7 @@ init_pyxis_irqs(unsigned long ignore_mask) if ((ignore_mask >> i) & 1) continue; irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &pyxis_irq_type; + irq_desc[i].chip = &pyxis_irq_type; } setup_irq(16+7, &isa_cascade_irqaction); diff --git a/arch/alpha/kernel/irq_srm.c b/arch/alpha/kernel/irq_srm.c index 0a87e466918c..8e4d121f84cc 100644 --- a/arch/alpha/kernel/irq_srm.c +++ b/arch/alpha/kernel/irq_srm.c @@ -67,7 +67,7 @@ init_srm_irqs(long max, unsigned long ignore_mask) if (i < 64 && ((ignore_mask >> i) & 1)) continue; irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &srm_irq_type; + irq_desc[i].chip = &srm_irq_type; } } diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c index 2a8b364c822e..4ea6711e55aa 100644 --- a/arch/alpha/kernel/pci.c +++ b/arch/alpha/kernel/pci.c @@ -124,12 +124,12 @@ DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pcibios_fixup_final); void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; struct pci_controller *hose = dev->sysdata; unsigned long alignto; - unsigned long start = res->start; + resource_size_t start = res->start; if (res->flags & IORESOURCE_IO) { /* Make sure we start at our min on all hoses */ diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c index d7f0e97fe56f..1a1a2c7a3d94 100644 --- a/arch/alpha/kernel/sys_alcor.c +++ b/arch/alpha/kernel/sys_alcor.c @@ -144,7 +144,7 @@ alcor_init_irq(void) if (i >= 16+20 && i <= 16+30) continue; irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &alcor_irq_type; + irq_desc[i].chip = &alcor_irq_type; } i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq; diff --git a/arch/alpha/kernel/sys_cabriolet.c b/arch/alpha/kernel/sys_cabriolet.c index 8e3374d34c95..8c9e443d93ad 100644 --- a/arch/alpha/kernel/sys_cabriolet.c +++ b/arch/alpha/kernel/sys_cabriolet.c @@ -124,7 +124,7 @@ common_init_irq(void (*srm_dev_int)(unsigned long v, struct pt_regs *r)) for (i = 16; i < 35; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &cabriolet_irq_type; + irq_desc[i].chip = &cabriolet_irq_type; } } diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c index d5da6b1b28ee..b28c8f1c6e10 100644 --- a/arch/alpha/kernel/sys_dp264.c +++ b/arch/alpha/kernel/sys_dp264.c @@ -300,7 +300,7 @@ init_tsunami_irqs(struct hw_interrupt_type * ops, int imin, int imax) long i; for (i = imin; i <= imax; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = ops; + irq_desc[i].chip = ops; } } diff --git a/arch/alpha/kernel/sys_eb64p.c b/arch/alpha/kernel/sys_eb64p.c index 61a79c354f0b..aeb8e0277905 100644 --- a/arch/alpha/kernel/sys_eb64p.c +++ b/arch/alpha/kernel/sys_eb64p.c @@ -137,7 +137,7 @@ eb64p_init_irq(void) for (i = 16; i < 32; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &eb64p_irq_type; + irq_desc[i].chip = &eb64p_irq_type; } common_init_isa_dma(); diff --git a/arch/alpha/kernel/sys_eiger.c b/arch/alpha/kernel/sys_eiger.c index bd6e5f0e43c7..64a785baf53a 100644 --- a/arch/alpha/kernel/sys_eiger.c +++ b/arch/alpha/kernel/sys_eiger.c @@ -154,7 +154,7 @@ eiger_init_irq(void) for (i = 16; i < 128; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &eiger_irq_type; + irq_desc[i].chip = &eiger_irq_type; } } diff --git a/arch/alpha/kernel/sys_jensen.c b/arch/alpha/kernel/sys_jensen.c index fcabb7c96a16..0148e095638f 100644 --- a/arch/alpha/kernel/sys_jensen.c +++ b/arch/alpha/kernel/sys_jensen.c @@ -206,11 +206,11 @@ jensen_init_irq(void) { init_i8259a_irqs(); - irq_desc[1].handler = &jensen_local_irq_type; - irq_desc[4].handler = &jensen_local_irq_type; - irq_desc[3].handler = &jensen_local_irq_type; - irq_desc[7].handler = &jensen_local_irq_type; - irq_desc[9].handler = &jensen_local_irq_type; + irq_desc[1].chip = &jensen_local_irq_type; + irq_desc[4].chip = &jensen_local_irq_type; + irq_desc[3].chip = &jensen_local_irq_type; + irq_desc[7].chip = &jensen_local_irq_type; + irq_desc[9].chip = &jensen_local_irq_type; common_init_isa_dma(); } diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c index e32fee505220..36d215954376 100644 --- a/arch/alpha/kernel/sys_marvel.c +++ b/arch/alpha/kernel/sys_marvel.c @@ -303,7 +303,7 @@ init_io7_irqs(struct io7 *io7, /* Set up the lsi irqs. */ for (i = 0; i < 128; ++i) { irq_desc[base + i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[base + i].handler = lsi_ops; + irq_desc[base + i].chip = lsi_ops; } /* Disable the implemented irqs in hardware. */ @@ -317,7 +317,7 @@ init_io7_irqs(struct io7 *io7, /* Set up the msi irqs. */ for (i = 128; i < (128 + 512); ++i) { irq_desc[base + i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[base + i].handler = msi_ops; + irq_desc[base + i].chip = msi_ops; } for (i = 0; i < 16; ++i) @@ -335,7 +335,7 @@ marvel_init_irq(void) /* Reserve the legacy irqs. */ for (i = 0; i < 16; ++i) { irq_desc[i].status = IRQ_DISABLED; - irq_desc[i].handler = &marvel_legacy_irq_type; + irq_desc[i].chip = &marvel_legacy_irq_type; } /* Init the io7 irqs. */ diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c index d78a0daa6168..b741600e3761 100644 --- a/arch/alpha/kernel/sys_mikasa.c +++ b/arch/alpha/kernel/sys_mikasa.c @@ -117,7 +117,7 @@ mikasa_init_irq(void) for (i = 16; i < 32; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &mikasa_irq_type; + irq_desc[i].chip = &mikasa_irq_type; } init_i8259a_irqs(); diff --git a/arch/alpha/kernel/sys_noritake.c b/arch/alpha/kernel/sys_noritake.c index 65061f5d7410..55db02d318d7 100644 --- a/arch/alpha/kernel/sys_noritake.c +++ b/arch/alpha/kernel/sys_noritake.c @@ -139,7 +139,7 @@ noritake_init_irq(void) for (i = 16; i < 48; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &noritake_irq_type; + irq_desc[i].chip = &noritake_irq_type; } init_i8259a_irqs(); diff --git a/arch/alpha/kernel/sys_rawhide.c b/arch/alpha/kernel/sys_rawhide.c index 05888a02a604..949607e3d6fb 100644 --- a/arch/alpha/kernel/sys_rawhide.c +++ b/arch/alpha/kernel/sys_rawhide.c @@ -180,7 +180,7 @@ rawhide_init_irq(void) for (i = 16; i < 128; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &rawhide_irq_type; + irq_desc[i].chip = &rawhide_irq_type; } init_i8259a_irqs(); diff --git a/arch/alpha/kernel/sys_rx164.c b/arch/alpha/kernel/sys_rx164.c index 58404243057b..6ae506052635 100644 --- a/arch/alpha/kernel/sys_rx164.c +++ b/arch/alpha/kernel/sys_rx164.c @@ -117,7 +117,7 @@ rx164_init_irq(void) rx164_update_irq_hw(0); for (i = 16; i < 40; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &rx164_irq_type; + irq_desc[i].chip = &rx164_irq_type; } init_i8259a_irqs(); diff --git a/arch/alpha/kernel/sys_sable.c b/arch/alpha/kernel/sys_sable.c index a7ff84474ace..24dea40c9bfe 100644 --- a/arch/alpha/kernel/sys_sable.c +++ b/arch/alpha/kernel/sys_sable.c @@ -537,7 +537,7 @@ sable_lynx_init_irq(int nr_irqs) for (i = 0; i < nr_irqs; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &sable_lynx_irq_type; + irq_desc[i].chip = &sable_lynx_irq_type; } common_init_isa_dma(); diff --git a/arch/alpha/kernel/sys_takara.c b/arch/alpha/kernel/sys_takara.c index 7955bdfc2db0..2c75cd1fd81a 100644 --- a/arch/alpha/kernel/sys_takara.c +++ b/arch/alpha/kernel/sys_takara.c @@ -154,7 +154,7 @@ takara_init_irq(void) for (i = 16; i < 128; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = &takara_irq_type; + irq_desc[i].chip = &takara_irq_type; } common_init_isa_dma(); diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c index 2551fb49ae09..13f3ed8ed7ac 100644 --- a/arch/alpha/kernel/sys_titan.c +++ b/arch/alpha/kernel/sys_titan.c @@ -189,7 +189,7 @@ init_titan_irqs(struct hw_interrupt_type * ops, int imin, int imax) long i; for (i = imin; i <= imax; ++i) { irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i].handler = ops; + irq_desc[i].chip = ops; } } diff --git a/arch/alpha/kernel/sys_wildfire.c b/arch/alpha/kernel/sys_wildfire.c index 1553f470246e..22c5798fe083 100644 --- a/arch/alpha/kernel/sys_wildfire.c +++ b/arch/alpha/kernel/sys_wildfire.c @@ -199,14 +199,14 @@ wildfire_init_irq_per_pca(int qbbno, int pcano) if (i == 2) continue; irq_desc[i+irq_bias].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i+irq_bias].handler = &wildfire_irq_type; + irq_desc[i+irq_bias].chip = &wildfire_irq_type; } irq_desc[36+irq_bias].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[36+irq_bias].handler = &wildfire_irq_type; + irq_desc[36+irq_bias].chip = &wildfire_irq_type; for (i = 40; i < 64; ++i) { irq_desc[i+irq_bias].status = IRQ_DISABLED | IRQ_LEVEL; - irq_desc[i+irq_bias].handler = &wildfire_irq_type; + irq_desc[i+irq_bias].chip = &wildfire_irq_type; } setup_irq(32+irq_bias, &isa_enable); diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 302fc1401547..45da06fc1ba1 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -304,7 +304,7 @@ static inline int pdev_bad_for_parity(struct pci_dev *dev) static void __devinit pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev) { - unsigned long offset; + resource_size_t offset; int i; for (i = 0; i < PCI_NUM_RESOURCES; i++) { @@ -634,9 +634,9 @@ char * __init pcibios_setup(char *str) * which might be mirrored at 0x0100-0x03ff.. */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { - unsigned long start = res->start; + resource_size_t start = res->start; if (res->flags & IORESOURCE_IO && start & 0x300) start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 093ccba0503c..6bdf70def01f 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -119,9 +119,24 @@ DEFINE_PER_CPU(struct cpuinfo_arm, cpu_data); * Standard memory resources */ static struct resource mem_res[] = { - { "Video RAM", 0, 0, IORESOURCE_MEM }, - { "Kernel text", 0, 0, IORESOURCE_MEM }, - { "Kernel data", 0, 0, IORESOURCE_MEM } + { + .name = "Video RAM", + .start = 0, + .end = 0, + .flags = IORESOURCE_MEM + }, + { + .name = "Kernel text", + .start = 0, + .end = 0, + .flags = IORESOURCE_MEM + }, + { + .name = "Kernel data", + .start = 0, + .end = 0, + .flags = IORESOURCE_MEM + } }; #define video_ram mem_res[0] @@ -129,9 +144,24 @@ static struct resource mem_res[] = { #define kernel_data mem_res[2] static struct resource io_res[] = { - { "reserved", 0x3bc, 0x3be, IORESOURCE_IO | IORESOURCE_BUSY }, - { "reserved", 0x378, 0x37f, IORESOURCE_IO | IORESOURCE_BUSY }, - { "reserved", 0x278, 0x27f, IORESOURCE_IO | IORESOURCE_BUSY } + { + .name = "reserved", + .start = 0x3bc, + .end = 0x3be, + .flags = IORESOURCE_IO | IORESOURCE_BUSY + }, + { + .name = "reserved", + .start = 0x378, + .end = 0x37f, + .flags = IORESOURCE_IO | IORESOURCE_BUSY + }, + { + .name = "reserved", + .start = 0x278, + .end = 0x27f, + .flags = IORESOURCE_IO | IORESOURCE_BUSY + } }; #define lp0 io_res[0] diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 856b665020e7..6a1238a29d6c 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -28,6 +28,10 @@ config GENERIC_CALIBRATE_DELAY bool default y +config IRQ_PER_CPU + bool + default y + config CRIS bool default y diff --git a/arch/cris/arch-v10/kernel/irq.c b/arch/cris/arch-v10/kernel/irq.c index 4b368a122015..2d5be93b5197 100644 --- a/arch/cris/arch-v10/kernel/irq.c +++ b/arch/cris/arch-v10/kernel/irq.c @@ -172,7 +172,7 @@ init_IRQ(void) /* Initialize IRQ handler descriptiors. */ for(i = 2; i < NR_IRQS; i++) { - irq_desc[i].handler = &crisv10_irq_type; + irq_desc[i].chip = &crisv10_irq_type; set_int_vector(i, interrupt[i]); } diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c index 1e9d062103ae..a2b9c60c2777 100644 --- a/arch/cris/arch-v32/drivers/pci/bios.c +++ b/arch/cris/arch-v32/drivers/pci/bios.c @@ -43,10 +43,10 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (start & 0x300) { start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/cris/arch-v32/kernel/irq.c b/arch/cris/arch-v32/kernel/irq.c index c78cc2685133..06260874f018 100644 --- a/arch/cris/arch-v32/kernel/irq.c +++ b/arch/cris/arch-v32/kernel/irq.c @@ -369,7 +369,7 @@ init_IRQ(void) /* Point all IRQ's to bad handlers. */ for (i = FIRST_IRQ, j = 0; j < NR_IRQS; i++, j++) { - irq_desc[j].handler = &crisv32_irq_type; + irq_desc[j].chip = &crisv32_irq_type; set_exception_vector(i, interrupt[j]); } diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index b504def3e346..6547bb646364 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c @@ -69,7 +69,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) diff --git a/arch/frv/mb93090-mb00/pci-frv.c b/arch/frv/mb93090-mb00/pci-frv.c index 0a26bf6f1cd4..4f165c93be42 100644 --- a/arch/frv/mb93090-mb00/pci-frv.c +++ b/arch/frv/mb93090-mb00/pci-frv.c @@ -64,10 +64,10 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root, */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (start & 0x300) { start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index 3bb221db164a..1718429286d4 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -529,6 +529,7 @@ config X86_PAE bool depends on HIGHMEM64G default y + select RESOURCES_64BIT # Common NUMA Features config NUMA @@ -737,7 +738,7 @@ config KEXEC but it is independent of the system firmware. And like a reboot you can start any kernel with it, not just Linux. - The name comes from the similiarity to the exec system call. + The name comes from the similarity to the exec system call. It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not @@ -794,6 +795,9 @@ config COMPAT_VDSO endmenu +config ARCH_ENABLE_MEMORY_HOTPLUG + def_bool y + depends on HIGHMEM menu "Power management options (ACPI, APM)" depends on !X86_VOYAGER diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c index 9202b67c4b2e..8beb0f07d999 100644 --- a/arch/i386/kernel/efi.c +++ b/arch/i386/kernel/efi.c @@ -601,8 +601,10 @@ efi_initialize_iomem_resources(struct resource *code_resource, res->end = res->start + ((md->num_pages << EFI_PAGE_SHIFT) - 1); res->flags = IORESOURCE_MEM | IORESOURCE_BUSY; if (request_resource(&iomem_resource, res) < 0) - printk(KERN_ERR PFX "Failed to allocate res %s : 0x%lx-0x%lx\n", - res->name, res->start, res->end); + printk(KERN_ERR PFX "Failed to allocate res %s : " + "0x%llx-0x%llx\n", res->name, + (unsigned long long)res->start, + (unsigned long long)res->end); /* * We don't know which region contains kernel data so we try * it repeatedly and let the resource manager test it. diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c index c1a42feba286..3c6063671a9f 100644 --- a/arch/i386/kernel/i8259.c +++ b/arch/i386/kernel/i8259.c @@ -132,7 +132,7 @@ void make_8259A_irq(unsigned int irq) { disable_irq_nosync(irq); io_apic_irqs &= ~(1<<irq); - irq_desc[irq].handler = &i8259A_irq_type; + irq_desc[irq].chip = &i8259A_irq_type; enable_irq(irq); } @@ -386,12 +386,12 @@ void __init init_ISA_irqs (void) /* * 16 old-style INTA-cycle interrupts: */ - irq_desc[i].handler = &i8259A_irq_type; + irq_desc[i].chip = &i8259A_irq_type; } else { /* * 'high' PCI IRQs filled in on demand */ - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; } } } diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 72ae414e4d49..ec9ea0269d36 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -581,7 +581,7 @@ static int balanced_irq(void *unused) /* push everything to CPU 0 to give us a starting point. */ for (i = 0 ; i < NR_IRQS ; i++) { - pending_irq_cpumask[i] = cpumask_of_cpu(0); + irq_desc[i].pending_mask = cpumask_of_cpu(0); set_pending_irq(i, cpumask_of_cpu(0)); } @@ -1205,15 +1205,17 @@ static struct hw_interrupt_type ioapic_edge_type; #define IOAPIC_EDGE 0 #define IOAPIC_LEVEL 1 -static inline void ioapic_register_intr(int irq, int vector, unsigned long trigger) +static void ioapic_register_intr(int irq, int vector, unsigned long trigger) { - unsigned idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq; + unsigned idx; + + idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq; if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) || trigger == IOAPIC_LEVEL) - irq_desc[idx].handler = &ioapic_level_type; + irq_desc[idx].chip = &ioapic_level_type; else - irq_desc[idx].handler = &ioapic_edge_type; + irq_desc[idx].chip = &ioapic_edge_type; set_intr_gate(vector, interrupt[idx]); } @@ -1325,7 +1327,7 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in * The timer IRQ doesn't have to know that behind the * scene we have a 8259A-master in AEOI mode ... */ - irq_desc[0].handler = &ioapic_edge_type; + irq_desc[0].chip = &ioapic_edge_type; /* * Add it to the IO-APIC irq-routing table: @@ -2069,6 +2071,13 @@ static void set_ioapic_affinity_vector (unsigned int vector, #endif #endif +static int ioapic_retrigger(unsigned int irq) +{ + send_IPI_self(IO_APIC_VECTOR(irq)); + + return 1; +} + /* * Level and edge triggered IO-APIC interrupts need different handling, * so we use two separate IRQ descriptors. Edge triggered IRQs can be @@ -2088,6 +2097,7 @@ static struct hw_interrupt_type ioapic_edge_type __read_mostly = { #ifdef CONFIG_SMP .set_affinity = set_ioapic_affinity, #endif + .retrigger = ioapic_retrigger, }; static struct hw_interrupt_type ioapic_level_type __read_mostly = { @@ -2101,6 +2111,7 @@ static struct hw_interrupt_type ioapic_level_type __read_mostly = { #ifdef CONFIG_SMP .set_affinity = set_ioapic_affinity, #endif + .retrigger = ioapic_retrigger, }; static inline void init_IO_APIC_traps(void) @@ -2135,7 +2146,7 @@ static inline void init_IO_APIC_traps(void) make_8259A_irq(irq); else /* Strange. Oh, well.. */ - irq_desc[irq].handler = &no_irq_type; + irq_desc[irq].chip = &no_irq_type; } } } @@ -2351,7 +2362,7 @@ static inline void check_timer(void) printk(KERN_INFO "...trying to set up timer as Virtual Wire IRQ..."); disable_8259A_irq(0); - irq_desc[0].handler = &lapic_irq_type; + irq_desc[0].chip = &lapic_irq_type; apic_write_around(APIC_LVT0, APIC_DM_FIXED | vector); /* Fixed mode */ enable_8259A_irq(0); diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c index 9eec9435318e..16b491703967 100644 --- a/arch/i386/kernel/irq.c +++ b/arch/i386/kernel/irq.c @@ -82,6 +82,10 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs) } #endif + if (!irq_desc[irq].handle_irq) { + __do_IRQ(irq, regs); + goto out_exit; + } #ifdef CONFIG_4KSTACKS curctx = (union irq_ctx *) current_thread_info(); @@ -121,6 +125,7 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs) #endif __do_IRQ(irq, regs); +out_exit: irq_exit(); return 1; @@ -249,7 +254,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -291,13 +296,13 @@ void fixup_irqs(cpumask_t map) if (irq == 2) continue; - cpus_and(mask, irq_affinity[irq], map); + cpus_and(mask, irq_desc[irq].affinity, map); if (any_online_cpu(mask) == NR_CPUS) { printk("Breaking affinity for irq %i\n", irq); mask = map; } - if (irq_desc[irq].handler->set_affinity) - irq_desc[irq].handler->set_affinity(irq, mask); + if (irq_desc[irq].chip->set_affinity) + irq_desc[irq].chip->set_affinity(irq, mask); else if (irq_desc[irq].action && !(warned++)) printk("Cannot set affinity for irq %i\n", irq); } diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c index 4a65040cc624..6712f0d2eb37 100644 --- a/arch/i386/kernel/setup.c +++ b/arch/i386/kernel/setup.c @@ -1314,8 +1314,10 @@ legacy_init_iomem_resources(struct resource *code_resource, struct resource *dat probe_roms(); for (i = 0; i < e820.nr_map; i++) { struct resource *res; +#ifndef CONFIG_RESOURCES_64BIT if (e820.map[i].addr + e820.map[i].size > 0x100000000ULL) continue; +#endif res = kzalloc(sizeof(struct resource), GFP_ATOMIC); switch (e820.map[i].type) { case E820_RAM: res->name = "System RAM"; break; diff --git a/arch/i386/mach-visws/setup.c b/arch/i386/mach-visws/setup.c index 8a9e1a6f745d..1f84cdb24779 100644 --- a/arch/i386/mach-visws/setup.c +++ b/arch/i386/mach-visws/setup.c @@ -140,8 +140,8 @@ void __init time_init_hook(void) #define MB (1024 * 1024) -static unsigned long sgivwfb_mem_phys; -static unsigned long sgivwfb_mem_size; +unsigned long sgivwfb_mem_phys; +unsigned long sgivwfb_mem_size; long long mem_size __initdata = 0; @@ -177,8 +177,4 @@ char * __init machine_specific_memory_setup(void) add_memory_region(sgivwfb_mem_phys, sgivwfb_mem_size, E820_RESERVED); return "PROM"; - - /* Remove gcc warnings */ - (void) sanitize_e820_map(NULL, NULL); - (void) copy_e820_map(NULL, 0); } diff --git a/arch/i386/mach-visws/visws_apic.c b/arch/i386/mach-visws/visws_apic.c index 3e64fb721291..c418521dd554 100644 --- a/arch/i386/mach-visws/visws_apic.c +++ b/arch/i386/mach-visws/visws_apic.c @@ -278,22 +278,22 @@ void init_VISWS_APIC_irqs(void) irq_desc[i].depth = 1; if (i == 0) { - irq_desc[i].handler = &cobalt_irq_type; + irq_desc[i].chip = &cobalt_irq_type; } else if (i == CO_IRQ_IDE0) { - irq_desc[i].handler = &cobalt_irq_type; + irq_desc[i].chip = &cobalt_irq_type; } else if (i == CO_IRQ_IDE1) { - irq_desc[i].handler = &cobalt_irq_type; + irq_desc[i].chip = &cobalt_irq_type; } else if (i == CO_IRQ_8259) { - irq_desc[i].handler = &piix4_master_irq_type; + irq_desc[i].chip = &piix4_master_irq_type; } else if (i < CO_IRQ_APIC0) { - irq_desc[i].handler = &piix4_virtual_irq_type; + irq_desc[i].chip = &piix4_virtual_irq_type; } else if (IS_CO_APIC(i)) { - irq_desc[i].handler = &cobalt_irq_type; + irq_desc[i].chip = &cobalt_irq_type; } } diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c index 8242af9ebc6f..5b8b579a079f 100644 --- a/arch/i386/mach-voyager/voyager_smp.c +++ b/arch/i386/mach-voyager/voyager_smp.c @@ -1419,7 +1419,7 @@ smp_intr_init(void) * This is for later: first 16 correspond to PC IRQs; next 16 * are Primary MC IRQs and final 16 are Secondary MC IRQs */ for(i = 0; i < 48; i++) - irq_desc[i].handler = &vic_irq_type; + irq_desc[i].chip = &vic_irq_type; } /* send a CPI at level cpi to a set of cpus in cpuset (set 1 bit per diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c index a151f7a99f5e..10154a2cac68 100644 --- a/arch/i386/pci/i386.c +++ b/arch/i386/pci/i386.c @@ -48,10 +48,10 @@ */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (start & 0x300) { start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index a56df7bf022d..b487e227a1f7 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -271,6 +271,9 @@ config HOTPLUG_CPU can be controlled through /sys/devices/system/cpu/cpu#. Say N if you want to disable CPU hotplug. +config ARCH_ENABLE_MEMORY_HOTPLUG + def_bool y + config SCHED_SMT bool "SMT scheduler support" depends on SMP @@ -489,6 +492,10 @@ config GENERIC_PENDING_IRQ depends on GENERIC_HARDIRQS && SMP default y +config IRQ_PER_CPU + bool + default y + source "arch/ia64/hp/sim/Kconfig" menu "Instrumentation Support" diff --git a/arch/ia64/hp/sim/hpsim_irq.c b/arch/ia64/hp/sim/hpsim_irq.c index c0d25a2a3e9c..8145547bb52d 100644 --- a/arch/ia64/hp/sim/hpsim_irq.c +++ b/arch/ia64/hp/sim/hpsim_irq.c @@ -44,8 +44,8 @@ hpsim_irq_init (void) int i; for (i = 0; i < NR_IRQS; ++i) { - idesc = irq_descp(i); - if (idesc->handler == &no_irq_type) - idesc->handler = &irq_type_hp_sim; + idesc = irq_desc + i; + if (idesc->chip == &no_irq_type) + idesc->chip = &irq_type_hp_sim; } } diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index d58c1c5c903a..efc7df4b0fd2 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -456,7 +456,7 @@ iosapic_startup_edge_irq (unsigned int irq) static void iosapic_ack_edge_irq (unsigned int irq) { - irq_desc_t *idesc = irq_descp(irq); + irq_desc_t *idesc = irq_desc + irq; move_native_irq(irq); /* @@ -659,14 +659,14 @@ register_intr (unsigned int gsi, int vector, unsigned char delivery, else irq_type = &irq_type_iosapic_level; - idesc = irq_descp(vector); - if (idesc->handler != irq_type) { - if (idesc->handler != &no_irq_type) + idesc = irq_desc + vector; + if (idesc->chip != irq_type) { + if (idesc->chip != &no_irq_type) printk(KERN_WARNING "%s: changing vector %d from %s to %s\n", __FUNCTION__, vector, - idesc->handler->typename, irq_type->typename); - idesc->handler = irq_type; + idesc->chip->typename, irq_type->typename); + idesc->chip = irq_type; } return 0; } @@ -793,14 +793,14 @@ again: return -ENOSPC; } - spin_lock_irqsave(&irq_descp(vector)->lock, flags); + spin_lock_irqsave(&irq_desc[vector].lock, flags); spin_lock(&iosapic_lock); { if (gsi_to_vector(gsi) > 0) { if (list_empty(&iosapic_intr_info[vector].rtes)) free_irq_vector(vector); spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); goto again; } @@ -810,7 +810,7 @@ again: polarity, trigger); if (err < 0) { spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); return err; } @@ -825,7 +825,7 @@ again: set_rte(gsi, vector, dest, mask); } spin_unlock(&iosapic_lock); - spin_unlock_irqrestore(&irq_descp(vector)->lock, flags); + spin_unlock_irqrestore(&irq_desc[vector].lock, flags); printk(KERN_INFO "GSI %u (%s, %s) -> CPU %d (0x%04x) vector %d\n", gsi, (trigger == IOSAPIC_EDGE ? "edge" : "level"), @@ -860,7 +860,7 @@ iosapic_unregister_intr (unsigned int gsi) } vector = irq_to_vector(irq); - idesc = irq_descp(irq); + idesc = irq_desc + irq; spin_lock_irqsave(&idesc->lock, flags); spin_lock(&iosapic_lock); { @@ -903,7 +903,7 @@ iosapic_unregister_intr (unsigned int gsi) BUG_ON(iosapic_intr_info[vector].count); /* Clear the interrupt controller descriptor */ - idesc->handler = &no_irq_type; + idesc->chip = &no_irq_type; /* Clear the interrupt information */ memset(&iosapic_intr_info[vector], 0, diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c index 9c72ea3f6432..7852382de2fa 100644 --- a/arch/ia64/kernel/irq.c +++ b/arch/ia64/kernel/irq.c @@ -76,7 +76,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); } #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -100,7 +100,7 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir) cpu_set(cpu_logical_id(hwid), mask); if (irq < NR_IRQS) { - irq_affinity[irq] = mask; + irq_desc[irq].affinity = mask; irq_redir[irq] = (char) (redir & 0xff); } } @@ -120,7 +120,7 @@ static void migrate_irqs(void) int irq, new_cpu; for (irq=0; irq < NR_IRQS; irq++) { - desc = irq_descp(irq); + desc = irq_desc + irq; /* * No handling for now. @@ -131,7 +131,7 @@ static void migrate_irqs(void) if (desc->status == IRQ_PER_CPU) continue; - cpus_and(mask, irq_affinity[irq], cpu_online_map); + cpus_and(mask, irq_desc[irq].affinity, cpu_online_map); if (any_online_cpu(mask) == NR_CPUS) { /* * Save it for phase 2 processing @@ -144,15 +144,15 @@ static void migrate_irqs(void) /* * Al three are essential, currently WARN_ON.. maybe panic? */ - if (desc->handler && desc->handler->disable && - desc->handler->enable && desc->handler->set_affinity) { - desc->handler->disable(irq); - desc->handler->set_affinity(irq, mask); - desc->handler->enable(irq); + if (desc->chip && desc->chip->disable && + desc->chip->enable && desc->chip->set_affinity) { + desc->chip->disable(irq); + desc->chip->set_affinity(irq, mask); + desc->chip->enable(irq); } else { - WARN_ON((!(desc->handler) || !(desc->handler->disable) || - !(desc->handler->enable) || - !(desc->handler->set_affinity))); + WARN_ON((!(desc->chip) || !(desc->chip->disable) || + !(desc->chip->enable) || + !(desc->chip->set_affinity))); } } } diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index ef9a2b49307a..f5035304594e 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -249,9 +249,9 @@ register_percpu_irq (ia64_vector vec, struct irqaction *action) for (irq = 0; irq < NR_IRQS; ++irq) if (irq_to_vector(irq) == vec) { - desc = irq_descp(irq); + desc = irq_desc + irq; desc->status |= IRQ_PER_CPU; - desc->handler = &irq_type_ia64_lsapic; + desc->chip = &irq_type_ia64_lsapic; if (action) setup_irq(irq, action); } diff --git a/arch/ia64/kernel/irq_lsapic.c b/arch/ia64/kernel/irq_lsapic.c index ea14e6a04409..1ab58b09f3d7 100644 --- a/arch/ia64/kernel/irq_lsapic.c +++ b/arch/ia64/kernel/irq_lsapic.c @@ -26,6 +26,13 @@ lsapic_noop (unsigned int irq) /* nuthing to do... */ } +static int lsapic_retrigger(unsigned int irq) +{ + ia64_resend_irq(irq); + + return 1; +} + struct hw_interrupt_type irq_type_ia64_lsapic = { .typename = "LSAPIC", .startup = lsapic_noop_startup, @@ -33,5 +40,6 @@ struct hw_interrupt_type irq_type_ia64_lsapic = { .enable = lsapic_noop, .disable = lsapic_noop, .ack = lsapic_noop, - .end = lsapic_noop + .end = lsapic_noop, + .retrigger = lsapic_retrigger, }; diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 6a0880639bc9..d7dc5e63de63 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -1788,7 +1788,7 @@ ia64_mca_late_init(void) cpe_poll_enabled = 0; for (irq = 0; irq < NR_IRQS; ++irq) if (irq_to_vector(irq) == cpe_vector) { - desc = irq_descp(irq); + desc = irq_desc + irq; desc->status |= IRQ_PER_CPU; setup_irq(irq, &mca_cpe_irqaction); ia64_cpe_irq = irq; diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 6d7bc8ff7b3a..a0055d3d695c 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -6165,7 +6165,7 @@ pfm_load_regs (struct task_struct *task) /* * will replay the PMU interrupt */ - if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR); + if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR); pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++; } @@ -6305,7 +6305,7 @@ pfm_load_regs (struct task_struct *task) /* * will replay the PMU interrupt */ - if (need_irq_resend) hw_resend_irq(NULL, IA64_PERFMON_VECTOR); + if (need_irq_resend) ia64_resend_irq(IA64_PERFMON_VECTOR); pfm_stats[smp_processor_id()].pfm_replay_ovfl_intr_count++; } diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 44e9547878ac..5203df78f150 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -677,16 +677,16 @@ int migrate_platform_irqs(unsigned int cpu) new_cpei_cpu = any_online_cpu(cpu_online_map); mask = cpumask_of_cpu(new_cpei_cpu); set_cpei_target_cpu(new_cpei_cpu); - desc = irq_descp(ia64_cpe_irq); + desc = irq_desc + ia64_cpe_irq; /* * Switch for now, immediatly, we need to do fake intr * as other interrupts, but need to study CPEI behaviour with * polling before making changes. */ if (desc) { - desc->handler->disable(ia64_cpe_irq); - desc->handler->set_affinity(ia64_cpe_irq, mask); - desc->handler->enable(ia64_cpe_irq); + desc->chip->disable(ia64_cpe_irq); + desc->chip->set_affinity(ia64_cpe_irq, mask); + desc->chip->enable(ia64_cpe_irq); printk ("Re-targetting CPEI to cpu %d\n", new_cpei_cpu); } } diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index 77375a55da31..5bef0e3603f2 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -568,7 +568,7 @@ pcibios_disable_device (struct pci_dev *dev) void pcibios_align_resource (void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { } diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 677c6c0fd661..7bb6ad188ba3 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -225,8 +225,8 @@ void sn_irq_init(void) ia64_last_device_vector = IA64_SN2_LAST_DEVICE_VECTOR; for (i = 0; i < NR_IRQS; i++) { - if (base_desc[i].handler == &no_irq_type) { - base_desc[i].handler = &irq_type_sn; + if (base_desc[i].chip == &no_irq_type) { + base_desc[i].chip = &irq_type_sn; } } } diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c index a4634b06f675..3841861df6a2 100644 --- a/arch/m32r/kernel/irq.c +++ b/arch/m32r/kernel/irq.c @@ -54,7 +54,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) diff --git a/arch/m32r/kernel/setup_m32104ut.c b/arch/m32r/kernel/setup_m32104ut.c index 6328e1357a80..f9f56c270195 100644 --- a/arch/m32r/kernel/setup_m32104ut.c +++ b/arch/m32r/kernel/setup_m32104ut.c @@ -87,7 +87,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on M32104UT-LAN (SMC91C111)*/ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &m32104ut_irq_type; + irq_desc[M32R_IRQ_INT0].chip = &m32104ut_irq_type; irq_desc[M32R_IRQ_INT0].action = 0; irq_desc[M32R_IRQ_INT0].depth = 1; icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD11; /* "H" level sense */ @@ -96,7 +96,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &m32104ut_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &m32104ut_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -105,7 +105,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &m32104ut_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &m32104ut_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = M32R_ICUCR_IEN; @@ -113,7 +113,7 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &m32104ut_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &m32104ut_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = M32R_ICUCR_IEN; diff --git a/arch/m32r/kernel/setup_m32700ut.c b/arch/m32r/kernel/setup_m32700ut.c index fad1fc99bb27..b6ab00eff580 100644 --- a/arch/m32r/kernel/setup_m32700ut.c +++ b/arch/m32r/kernel/setup_m32700ut.c @@ -301,7 +301,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on M32700UT-LAN (SMC91C111)*/ irq_desc[M32700UT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[M32700UT_LAN_IRQ_LAN].handler = &m32700ut_lanpld_irq_type; + irq_desc[M32700UT_LAN_IRQ_LAN].chip = &m32700ut_lanpld_irq_type; irq_desc[M32700UT_LAN_IRQ_LAN].action = 0; irq_desc[M32700UT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ lanpld_icu_data[irq2lanpldirq(M32700UT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ @@ -310,7 +310,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -318,7 +318,7 @@ void __init init_IRQ(void) /* SIO0 : receive */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -326,7 +326,7 @@ void __init init_IRQ(void) /* SIO0 : send */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; @@ -334,7 +334,7 @@ void __init init_IRQ(void) /* SIO1 : receive */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -342,7 +342,7 @@ void __init init_IRQ(void) /* SIO1 : send */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -350,7 +350,7 @@ void __init init_IRQ(void) /* DMA1 : */ irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_DMA1].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_DMA1].action = 0; irq_desc[M32R_IRQ_DMA1].depth = 1; icu_data[M32R_IRQ_DMA1].icucr = 0; @@ -359,7 +359,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_PLDSIO /* INT#1: SIO0 Receive on PLD */ irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_RCV].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_SIO0_RCV].action = 0; irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; @@ -367,7 +367,7 @@ void __init init_IRQ(void) /* INT#1: SIO0 Send on PLD */ irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_SND].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_SIO0_SND].action = 0; irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; @@ -376,7 +376,7 @@ void __init init_IRQ(void) /* INT#1: CFC IREQ on PLD */ irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_CFIREQ].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_CFIREQ].action = 0; irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ @@ -384,7 +384,7 @@ void __init init_IRQ(void) /* INT#1: CFC Insert on PLD */ irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_CFC_INSERT].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_CFC_INSERT].action = 0; irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ @@ -392,7 +392,7 @@ void __init init_IRQ(void) /* INT#1: CFC Eject on PLD */ irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_CFC_EJECT].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_CFC_EJECT].action = 0; irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ @@ -416,7 +416,7 @@ void __init init_IRQ(void) outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ irq_desc[M32700UT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[M32700UT_LCD_IRQ_USB_INT1].handler = &m32700ut_lcdpld_irq_type; + irq_desc[M32700UT_LCD_IRQ_USB_INT1].chip = &m32700ut_lcdpld_irq_type; irq_desc[M32700UT_LCD_IRQ_USB_INT1].action = 0; irq_desc[M32700UT_LCD_IRQ_USB_INT1].depth = 1; lcdpld_icu_data[irq2lcdpldirq(M32700UT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ @@ -434,7 +434,7 @@ void __init init_IRQ(void) * INT3# is used for AR */ irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &m32700ut_irq_type; + irq_desc[M32R_IRQ_INT3].chip = &m32700ut_irq_type; irq_desc[M32R_IRQ_INT3].action = 0; irq_desc[M32R_IRQ_INT3].depth = 1; icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; diff --git a/arch/m32r/kernel/setup_mappi.c b/arch/m32r/kernel/setup_mappi.c index 00f253209cb3..c268044185f5 100644 --- a/arch/m32r/kernel/setup_mappi.c +++ b/arch/m32r/kernel/setup_mappi.c @@ -86,7 +86,7 @@ void __init init_IRQ(void) #ifdef CONFIG_NE2000 /* INT0 : LAN controller (RTL8019AS) */ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_INT0].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT0].action = 0; irq_desc[M32R_IRQ_INT0].depth = 1; icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; @@ -95,7 +95,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -104,7 +104,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -112,7 +112,7 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; @@ -120,7 +120,7 @@ void __init init_IRQ(void) /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -128,7 +128,7 @@ void __init init_IRQ(void) /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -138,7 +138,7 @@ void __init init_IRQ(void) #if defined(CONFIG_M32R_PCC) /* INT1 : pccard0 interrupt */ irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_INT1].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT1].action = 0; irq_desc[M32R_IRQ_INT1].depth = 1; icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; @@ -146,7 +146,7 @@ void __init init_IRQ(void) /* INT2 : pccard1 interrupt */ irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT2].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_INT2].chip = &mappi_irq_type; irq_desc[M32R_IRQ_INT2].action = 0; irq_desc[M32R_IRQ_INT2].depth = 1; icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00; diff --git a/arch/m32r/kernel/setup_mappi2.c b/arch/m32r/kernel/setup_mappi2.c index eebc9d8b4e72..bd2327d5cca2 100644 --- a/arch/m32r/kernel/setup_mappi2.c +++ b/arch/m32r/kernel/setup_mappi2.c @@ -87,7 +87,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT0 : LAN controller (SMC91111) */ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_INT0].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_INT0].action = 0; irq_desc[M32R_IRQ_INT0].depth = 1; icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; @@ -96,7 +96,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -105,7 +105,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -113,14 +113,14 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi2_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -128,7 +128,7 @@ void __init init_IRQ(void) /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -138,7 +138,7 @@ void __init init_IRQ(void) #if defined(CONFIG_USB) /* INT1 : USB Host controller interrupt */ irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi2_irq_type; + irq_desc[M32R_IRQ_INT1].chip = &mappi2_irq_type; irq_desc[M32R_IRQ_INT1].action = 0; irq_desc[M32R_IRQ_INT1].depth = 1; icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; @@ -147,7 +147,7 @@ void __init init_IRQ(void) /* ICUCR40: CFC IREQ */ irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &mappi2_irq_type; + irq_desc[PLD_IRQ_CFIREQ].chip = &mappi2_irq_type; irq_desc[PLD_IRQ_CFIREQ].action = 0; irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; @@ -156,7 +156,7 @@ void __init init_IRQ(void) #if defined(CONFIG_M32R_CFC) /* ICUCR41: CFC Insert */ irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &mappi2_irq_type; + irq_desc[PLD_IRQ_CFC_INSERT].chip = &mappi2_irq_type; irq_desc[PLD_IRQ_CFC_INSERT].action = 0; irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; @@ -164,7 +164,7 @@ void __init init_IRQ(void) /* ICUCR42: CFC Eject */ irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &mappi2_irq_type; + irq_desc[PLD_IRQ_CFC_EJECT].chip = &mappi2_irq_type; irq_desc[PLD_IRQ_CFC_EJECT].action = 0; irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_CFC_EJECT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; diff --git a/arch/m32r/kernel/setup_mappi3.c b/arch/m32r/kernel/setup_mappi3.c index d2ff021e2d3d..014b51d17505 100644 --- a/arch/m32r/kernel/setup_mappi3.c +++ b/arch/m32r/kernel/setup_mappi3.c @@ -87,7 +87,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT0 : LAN controller (SMC91111) */ irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT0].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_INT0].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_INT0].action = 0; irq_desc[M32R_IRQ_INT0].depth = 1; icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; @@ -96,7 +96,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -105,7 +105,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -113,14 +113,14 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; disable_mappi3_irq(M32R_IRQ_SIO0_S); /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -128,7 +128,7 @@ void __init init_IRQ(void) /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -138,7 +138,7 @@ void __init init_IRQ(void) #if defined(CONFIG_USB) /* INT1 : USB Host controller interrupt */ irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT1].handler = &mappi3_irq_type; + irq_desc[M32R_IRQ_INT1].chip = &mappi3_irq_type; irq_desc[M32R_IRQ_INT1].action = 0; irq_desc[M32R_IRQ_INT1].depth = 1; icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_ISMOD01; @@ -147,7 +147,7 @@ void __init init_IRQ(void) /* CFC IREQ */ irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &mappi3_irq_type; + irq_desc[PLD_IRQ_CFIREQ].chip = &mappi3_irq_type; irq_desc[PLD_IRQ_CFIREQ].action = 0; irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_CFIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; @@ -156,7 +156,7 @@ void __init init_IRQ(void) #if defined(CONFIG_M32R_CFC) /* ICUCR41: CFC Insert & eject */ irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &mappi3_irq_type; + irq_desc[PLD_IRQ_CFC_INSERT].chip = &mappi3_irq_type; irq_desc[PLD_IRQ_CFC_INSERT].action = 0; irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_CFC_INSERT].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD00; @@ -166,7 +166,7 @@ void __init init_IRQ(void) /* IDE IREQ */ irq_desc[PLD_IRQ_IDEIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_IDEIREQ].handler = &mappi3_irq_type; + irq_desc[PLD_IRQ_IDEIREQ].chip = &mappi3_irq_type; irq_desc[PLD_IRQ_IDEIREQ].action = 0; irq_desc[PLD_IRQ_IDEIREQ].depth = 1; /* disable nested irq */ icu_data[PLD_IRQ_IDEIREQ].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; diff --git a/arch/m32r/kernel/setup_oaks32r.c b/arch/m32r/kernel/setup_oaks32r.c index 0e9e63538c0f..ea64831aef7a 100644 --- a/arch/m32r/kernel/setup_oaks32r.c +++ b/arch/m32r/kernel/setup_oaks32r.c @@ -85,7 +85,7 @@ void __init init_IRQ(void) #ifdef CONFIG_NE2000 /* INT3 : LAN controller (RTL8019AS) */ irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_INT3].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_INT3].action = 0; irq_desc[M32R_IRQ_INT3].depth = 1; icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; @@ -94,7 +94,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -103,7 +103,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_SIO /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -111,7 +111,7 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; @@ -119,7 +119,7 @@ void __init init_IRQ(void) /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -127,7 +127,7 @@ void __init init_IRQ(void) /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &oaks32r_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &oaks32r_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; diff --git a/arch/m32r/kernel/setup_opsput.c b/arch/m32r/kernel/setup_opsput.c index 548e8fc7949b..55e8972d455a 100644 --- a/arch/m32r/kernel/setup_opsput.c +++ b/arch/m32r/kernel/setup_opsput.c @@ -302,7 +302,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SMC91X) /* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/ irq_desc[OPSPUT_LAN_IRQ_LAN].status = IRQ_DISABLED; - irq_desc[OPSPUT_LAN_IRQ_LAN].handler = &opsput_lanpld_irq_type; + irq_desc[OPSPUT_LAN_IRQ_LAN].chip = &opsput_lanpld_irq_type; irq_desc[OPSPUT_LAN_IRQ_LAN].action = 0; irq_desc[OPSPUT_LAN_IRQ_LAN].depth = 1; /* disable nested irq */ lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */ @@ -311,7 +311,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &opsput_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -319,7 +319,7 @@ void __init init_IRQ(void) /* SIO0 : receive */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &opsput_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -327,7 +327,7 @@ void __init init_IRQ(void) /* SIO0 : send */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &opsput_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; @@ -335,7 +335,7 @@ void __init init_IRQ(void) /* SIO1 : receive */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &opsput_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -343,7 +343,7 @@ void __init init_IRQ(void) /* SIO1 : send */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &opsput_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -351,7 +351,7 @@ void __init init_IRQ(void) /* DMA1 : */ irq_desc[M32R_IRQ_DMA1].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_DMA1].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_DMA1].chip = &opsput_irq_type; irq_desc[M32R_IRQ_DMA1].action = 0; irq_desc[M32R_IRQ_DMA1].depth = 1; icu_data[M32R_IRQ_DMA1].icucr = 0; @@ -360,7 +360,7 @@ void __init init_IRQ(void) #ifdef CONFIG_SERIAL_M32R_PLDSIO /* INT#1: SIO0 Receive on PLD */ irq_desc[PLD_IRQ_SIO0_RCV].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_RCV].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_RCV].chip = &opsput_pld_irq_type; irq_desc[PLD_IRQ_SIO0_RCV].action = 0; irq_desc[PLD_IRQ_SIO0_RCV].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; @@ -368,7 +368,7 @@ void __init init_IRQ(void) /* INT#1: SIO0 Send on PLD */ irq_desc[PLD_IRQ_SIO0_SND].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SIO0_SND].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_SIO0_SND].chip = &opsput_pld_irq_type; irq_desc[PLD_IRQ_SIO0_SND].action = 0; irq_desc[PLD_IRQ_SIO0_SND].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03; @@ -378,7 +378,7 @@ void __init init_IRQ(void) #if defined(CONFIG_M32R_CFC) /* INT#1: CFC IREQ on PLD */ irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFIREQ].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFIREQ].chip = &opsput_pld_irq_type; irq_desc[PLD_IRQ_CFIREQ].action = 0; irq_desc[PLD_IRQ_CFIREQ].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */ @@ -386,7 +386,7 @@ void __init init_IRQ(void) /* INT#1: CFC Insert on PLD */ irq_desc[PLD_IRQ_CFC_INSERT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_INSERT].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFC_INSERT].chip = &opsput_pld_irq_type; irq_desc[PLD_IRQ_CFC_INSERT].action = 0; irq_desc[PLD_IRQ_CFC_INSERT].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */ @@ -394,7 +394,7 @@ void __init init_IRQ(void) /* INT#1: CFC Eject on PLD */ irq_desc[PLD_IRQ_CFC_EJECT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CFC_EJECT].handler = &opsput_pld_irq_type; + irq_desc[PLD_IRQ_CFC_EJECT].chip = &opsput_pld_irq_type; irq_desc[PLD_IRQ_CFC_EJECT].action = 0; irq_desc[PLD_IRQ_CFC_EJECT].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */ @@ -420,7 +420,7 @@ void __init init_IRQ(void) outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */ irq_desc[OPSPUT_LCD_IRQ_USB_INT1].status = IRQ_DISABLED; - irq_desc[OPSPUT_LCD_IRQ_USB_INT1].handler = &opsput_lcdpld_irq_type; + irq_desc[OPSPUT_LCD_IRQ_USB_INT1].chip = &opsput_lcdpld_irq_type; irq_desc[OPSPUT_LCD_IRQ_USB_INT1].action = 0; irq_desc[OPSPUT_LCD_IRQ_USB_INT1].depth = 1; lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */ @@ -438,7 +438,7 @@ void __init init_IRQ(void) * INT3# is used for AR */ irq_desc[M32R_IRQ_INT3].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_INT3].handler = &opsput_irq_type; + irq_desc[M32R_IRQ_INT3].chip = &opsput_irq_type; irq_desc[M32R_IRQ_INT3].action = 0; irq_desc[M32R_IRQ_INT3].depth = 1; icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; diff --git a/arch/m32r/kernel/setup_usrv.c b/arch/m32r/kernel/setup_usrv.c index 64be659a23e7..7fa12d8f66b4 100644 --- a/arch/m32r/kernel/setup_usrv.c +++ b/arch/m32r/kernel/setup_usrv.c @@ -158,7 +158,7 @@ void __init init_IRQ(void) /* MFT2 : system timer */ irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_MFT2].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type; irq_desc[M32R_IRQ_MFT2].action = 0; irq_desc[M32R_IRQ_MFT2].depth = 1; icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN; @@ -167,7 +167,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SERIAL_M32R_SIO) /* SIO0_R : uart receive data */ irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_R].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_R].action = 0; irq_desc[M32R_IRQ_SIO0_R].depth = 1; icu_data[M32R_IRQ_SIO0_R].icucr = 0; @@ -175,7 +175,7 @@ void __init init_IRQ(void) /* SIO0_S : uart send data */ irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO0_S].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO0_S].action = 0; irq_desc[M32R_IRQ_SIO0_S].depth = 1; icu_data[M32R_IRQ_SIO0_S].icucr = 0; @@ -183,7 +183,7 @@ void __init init_IRQ(void) /* SIO1_R : uart receive data */ irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_R].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_R].action = 0; irq_desc[M32R_IRQ_SIO1_R].depth = 1; icu_data[M32R_IRQ_SIO1_R].icucr = 0; @@ -191,7 +191,7 @@ void __init init_IRQ(void) /* SIO1_S : uart send data */ irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED; - irq_desc[M32R_IRQ_SIO1_S].handler = &mappi_irq_type; + irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type; irq_desc[M32R_IRQ_SIO1_S].action = 0; irq_desc[M32R_IRQ_SIO1_S].depth = 1; icu_data[M32R_IRQ_SIO1_S].icucr = 0; @@ -201,7 +201,7 @@ void __init init_IRQ(void) /* INT#67-#71: CFC#0 IREQ on PLD */ for (i = 0 ; i < CONFIG_CFC_NUM ; i++ ) { irq_desc[PLD_IRQ_CF0 + i].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_CF0 + i].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_CF0 + i].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_CF0 + i].action = 0; irq_desc[PLD_IRQ_CF0 + i].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_CF0 + i)].icucr @@ -212,7 +212,7 @@ void __init init_IRQ(void) #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) /* INT#76: 16552D#0 IREQ on PLD */ irq_desc[PLD_IRQ_UART0].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART0].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_UART0].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_UART0].action = 0; irq_desc[PLD_IRQ_UART0].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_UART0)].icucr @@ -221,7 +221,7 @@ void __init init_IRQ(void) /* INT#77: 16552D#1 IREQ on PLD */ irq_desc[PLD_IRQ_UART1].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_UART1].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_UART1].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_UART1].action = 0; irq_desc[PLD_IRQ_UART1].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_UART1)].icucr @@ -232,7 +232,7 @@ void __init init_IRQ(void) #if defined(CONFIG_IDC_AK4524) || defined(CONFIG_IDC_AK4524_MODULE) /* INT#80: AK4524 IREQ on PLD */ irq_desc[PLD_IRQ_SNDINT].status = IRQ_DISABLED; - irq_desc[PLD_IRQ_SNDINT].handler = &m32700ut_pld_irq_type; + irq_desc[PLD_IRQ_SNDINT].chip = &m32700ut_pld_irq_type; irq_desc[PLD_IRQ_SNDINT].action = 0; irq_desc[PLD_IRQ_SNDINT].depth = 1; /* disable nested irq */ pld_icu_data[irq2pldirq(PLD_IRQ_SNDINT)].icucr diff --git a/arch/m68knommu/kernel/comempci.c b/arch/m68knommu/kernel/comempci.c index 8670938f1107..db7a0c1cebae 100644 --- a/arch/m68knommu/kernel/comempci.c +++ b/arch/m68knommu/kernel/comempci.c @@ -357,7 +357,8 @@ void pcibios_fixup_bus(struct pci_bus *b) /*****************************************************************************/ -void pcibios_align_resource(void *data, struct resource *res, unsigned long size, unsigned long align) +void pcibios_align_resource(void *data, struct resource *res, + resource_size_t size, resource_size_t align) { } diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 8e10f027e561..747a9c1228f2 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1647,6 +1647,11 @@ config GENERIC_IRQ_PROBE bool default y +config IRQ_PER_CPU + depends on SMP + bool + default y + # # - Highmem only makes sense for the 32-bit kernel. # - The current highmem code will only work properly on physically indexed diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c index ab444c717404..12d6edee895e 100644 --- a/arch/mips/au1000/common/irq.c +++ b/arch/mips/au1000/common/irq.c @@ -333,31 +333,31 @@ static void setup_local_irq(unsigned int irq_nr, int type, int int_req) au_writel(1<<(irq_nr-32), IC1_CFG2CLR); au_writel(1<<(irq_nr-32), IC1_CFG1CLR); au_writel(1<<(irq_nr-32), IC1_CFG0SET); - irq_desc[irq_nr].handler = &rise_edge_irq_type; + irq_desc[irq_nr].chip = &rise_edge_irq_type; break; case INTC_INT_FALL_EDGE: /* 0:1:0 */ au_writel(1<<(irq_nr-32), IC1_CFG2CLR); au_writel(1<<(irq_nr-32), IC1_CFG1SET); au_writel(1<<(irq_nr-32), IC1_CFG0CLR); - irq_desc[irq_nr].handler = &fall_edge_irq_type; + irq_desc[irq_nr].chip = &fall_edge_irq_type; break; case INTC_INT_RISE_AND_FALL_EDGE: /* 0:1:1 */ au_writel(1<<(irq_nr-32), IC1_CFG2CLR); au_writel(1<<(irq_nr-32), IC1_CFG1SET); au_writel(1<<(irq_nr-32), IC1_CFG0SET); - irq_desc[irq_nr].handler = &either_edge_irq_type; + irq_desc[irq_nr].chip = &either_edge_irq_type; break; case INTC_INT_HIGH_LEVEL: /* 1:0:1 */ au_writel(1<<(irq_nr-32), IC1_CFG2SET); au_writel(1<<(irq_nr-32), IC1_CFG1CLR); au_writel(1<<(irq_nr-32), IC1_CFG0SET); - irq_desc[irq_nr].handler = &level_irq_type; + irq_desc[irq_nr].chip = &level_irq_type; break; case INTC_INT_LOW_LEVEL: /* 1:1:0 */ au_writel(1<<(irq_nr-32), IC1_CFG2SET); au_writel(1<<(irq_nr-32), IC1_CFG1SET); au_writel(1<<(irq_nr-32), IC1_CFG0CLR); - irq_desc[irq_nr].handler = &level_irq_type; + irq_desc[irq_nr].chip = &level_irq_type; break; case INTC_INT_DISABLED: /* 0:0:0 */ au_writel(1<<(irq_nr-32), IC1_CFG0CLR); @@ -385,31 +385,31 @@ static void setup_local_irq(unsigned int irq_nr, int type, int int_req) au_writel(1<<irq_nr, IC0_CFG2CLR); au_writel(1<<irq_nr, IC0_CFG1CLR); au_writel(1<<irq_nr, IC0_CFG0SET); - irq_desc[irq_nr].handler = &rise_edge_irq_type; + irq_desc[irq_nr].chip = &rise_edge_irq_type; break; case INTC_INT_FALL_EDGE: /* 0:1:0 */ au_writel(1<<irq_nr, IC0_CFG2CLR); au_writel(1<<irq_nr, IC0_CFG1SET); au_writel(1<<irq_nr, IC0_CFG0CLR); - irq_desc[irq_nr].handler = &fall_edge_irq_type; + irq_desc[irq_nr].chip = &fall_edge_irq_type; break; case INTC_INT_RISE_AND_FALL_EDGE: /* 0:1:1 */ au_writel(1<<irq_nr, IC0_CFG2CLR); au_writel(1<<irq_nr, IC0_CFG1SET); au_writel(1<<irq_nr, IC0_CFG0SET); - irq_desc[irq_nr].handler = &either_edge_irq_type; + irq_desc[irq_nr].chip = &either_edge_irq_type; break; case INTC_INT_HIGH_LEVEL: /* 1:0:1 */ au_writel(1<<irq_nr, IC0_CFG2SET); au_writel(1<<irq_nr, IC0_CFG1CLR); au_writel(1<<irq_nr, IC0_CFG0SET); - irq_desc[irq_nr].handler = &level_irq_type; + irq_desc[irq_nr].chip = &level_irq_type; break; case INTC_INT_LOW_LEVEL: /* 1:1:0 */ au_writel(1<<irq_nr, IC0_CFG2SET); au_writel(1<<irq_nr, IC0_CFG1SET); au_writel(1<<irq_nr, IC0_CFG0CLR); - irq_desc[irq_nr].handler = &level_irq_type; + irq_desc[irq_nr].chip = &level_irq_type; break; case INTC_INT_DISABLED: /* 0:0:0 */ au_writel(1<<irq_nr, IC0_CFG0CLR); diff --git a/arch/mips/au1000/pb1200/irqmap.c b/arch/mips/au1000/pb1200/irqmap.c index bacc0c6bfe67..5dd164fc1889 100644 --- a/arch/mips/au1000/pb1200/irqmap.c +++ b/arch/mips/au1000/pb1200/irqmap.c @@ -172,7 +172,7 @@ void _board_init_irq(void) for (irq_nr = PB1200_INT_BEGIN; irq_nr <= PB1200_INT_END; irq_nr++) { - irq_desc[irq_nr].handler = &external_irq_type; + irq_desc[irq_nr].chip = &external_irq_type; pb1200_disable_irq(irq_nr); } diff --git a/arch/mips/ddb5xxx/ddb5477/irq_5477.c b/arch/mips/ddb5xxx/ddb5477/irq_5477.c index 5fcd5f070cdc..63c3d6534b3a 100644 --- a/arch/mips/ddb5xxx/ddb5477/irq_5477.c +++ b/arch/mips/ddb5xxx/ddb5477/irq_5477.c @@ -107,7 +107,7 @@ void __init vrc5477_irq_init(u32 irq_base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &vrc5477_irq_controller; + irq_desc[i].chip = &vrc5477_irq_controller; } vrc5477_irq_base = irq_base; diff --git a/arch/mips/dec/ioasic-irq.c b/arch/mips/dec/ioasic-irq.c index d5bca5d233b6..da2dbb42f913 100644 --- a/arch/mips/dec/ioasic-irq.c +++ b/arch/mips/dec/ioasic-irq.c @@ -144,13 +144,13 @@ void __init init_ioasic_irqs(int base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &ioasic_irq_type; + irq_desc[i].chip = &ioasic_irq_type; } for (; i < base + IO_IRQ_LINES; i++) { irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &ioasic_dma_irq_type; + irq_desc[i].chip = &ioasic_dma_irq_type; } ioasic_irq_base = base; diff --git a/arch/mips/dec/kn02-irq.c b/arch/mips/dec/kn02-irq.c index 898bed502a34..d44c00d9e80f 100644 --- a/arch/mips/dec/kn02-irq.c +++ b/arch/mips/dec/kn02-irq.c @@ -123,7 +123,7 @@ void __init init_kn02_irqs(int base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &kn02_irq_type; + irq_desc[i].chip = &kn02_irq_type; } kn02_irq_base = base; diff --git a/arch/mips/gt64120/ev64120/irq.c b/arch/mips/gt64120/ev64120/irq.c index 46c468b26b30..f489a8067a93 100644 --- a/arch/mips/gt64120/ev64120/irq.c +++ b/arch/mips/gt64120/ev64120/irq.c @@ -138,7 +138,7 @@ void __init arch_init_irq(void) /* Let's initialize our IRQ descriptors */ for (i = 0; i < NR_IRQS; i++) { irq_desc[i].status = 0; - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; irq_desc[i].action = NULL; irq_desc[i].depth = 0; spin_lock_init(&irq_desc[i].lock); diff --git a/arch/mips/ite-boards/generic/irq.c b/arch/mips/ite-boards/generic/irq.c index 77be7216bdd0..a6749c56fe38 100644 --- a/arch/mips/ite-boards/generic/irq.c +++ b/arch/mips/ite-boards/generic/irq.c @@ -208,10 +208,10 @@ void __init arch_init_irq(void) #endif for (i = 0; i <= IT8172_LAST_IRQ; i++) { - irq_desc[i].handler = &it8172_irq_type; + irq_desc[i].chip = &it8172_irq_type; spin_lock_init(&irq_desc[i].lock); } - irq_desc[MIPS_CPU_TIMER_IRQ].handler = &cp0_irq_type; + irq_desc[MIPS_CPU_TIMER_IRQ].chip = &cp0_irq_type; set_c0_status(ALLINTS_NOTIMER); } diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c index becc9accd495..478be9858a1e 100644 --- a/arch/mips/jazz/irq.c +++ b/arch/mips/jazz/irq.c @@ -73,7 +73,7 @@ void __init init_r4030_ints(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &r4030_irq_type; + irq_desc[i].chip = &r4030_irq_type; } r4030_write_reg16(JAZZ_IO_IRQ_ENABLE, 0); diff --git a/arch/mips/jmr3927/rbhma3100/irq.c b/arch/mips/jmr3927/rbhma3100/irq.c index 11304d1354f4..380046ea1db5 100644 --- a/arch/mips/jmr3927/rbhma3100/irq.c +++ b/arch/mips/jmr3927/rbhma3100/irq.c @@ -435,7 +435,7 @@ void jmr3927_irq_init(u32 irq_base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &jmr3927_irq_controller; + irq_desc[i].chip = &jmr3927_irq_controller; } jmr3927_irq_base = irq_base; diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c index 0cb8ed5662f3..91ffb1233cad 100644 --- a/arch/mips/kernel/i8259.c +++ b/arch/mips/kernel/i8259.c @@ -120,7 +120,7 @@ int i8259A_irq_pending(unsigned int irq) void make_8259A_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &i8259A_irq_type; + irq_desc[irq].chip = &i8259A_irq_type; enable_irq(irq); } @@ -327,7 +327,7 @@ void __init init_i8259_irqs (void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &i8259A_irq_type; + irq_desc[i].chip = &i8259A_irq_type; } setup_irq(2, &irq2); diff --git a/arch/mips/kernel/irq-msc01.c b/arch/mips/kernel/irq-msc01.c index 97ebdc754b9e..f8cd1ac64d88 100644 --- a/arch/mips/kernel/irq-msc01.c +++ b/arch/mips/kernel/irq-msc01.c @@ -174,14 +174,14 @@ void __init init_msc_irqs(unsigned int base, msc_irqmap_t *imp, int nirq) switch (imp->im_type) { case MSC01_IRQ_EDGE: - irq_desc[base+n].handler = &msc_edgeirq_type; + irq_desc[base+n].chip = &msc_edgeirq_type; if (cpu_has_veic) MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT); else MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT | imp->im_lvl); break; case MSC01_IRQ_LEVEL: - irq_desc[base+n].handler = &msc_levelirq_type; + irq_desc[base+n].chip = &msc_levelirq_type; if (cpu_has_veic) MSCIC_WRITE(MSC01_IC_SUP+n*8, 0); else diff --git a/arch/mips/kernel/irq-mv6434x.c b/arch/mips/kernel/irq-mv6434x.c index 0613f1f36b1b..f9c763a65547 100644 --- a/arch/mips/kernel/irq-mv6434x.c +++ b/arch/mips/kernel/irq-mv6434x.c @@ -155,7 +155,7 @@ void __init mv64340_irq_init(unsigned int base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 2; - irq_desc[i].handler = &mv64340_irq_type; + irq_desc[i].chip = &mv64340_irq_type; } irq_base = base; diff --git a/arch/mips/kernel/irq-rm7000.c b/arch/mips/kernel/irq-rm7000.c index 0b130c5ac5d9..121da385a94d 100644 --- a/arch/mips/kernel/irq-rm7000.c +++ b/arch/mips/kernel/irq-rm7000.c @@ -91,7 +91,7 @@ void __init rm7k_cpu_irq_init(int base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &rm7k_irq_controller; + irq_desc[i].chip = &rm7k_irq_controller; } irq_base = base; diff --git a/arch/mips/kernel/irq-rm9000.c b/arch/mips/kernel/irq-rm9000.c index 9b5f20c32acb..25109c103e44 100644 --- a/arch/mips/kernel/irq-rm9000.c +++ b/arch/mips/kernel/irq-rm9000.c @@ -139,11 +139,11 @@ void __init rm9k_cpu_irq_init(int base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &rm9k_irq_controller; + irq_desc[i].chip = &rm9k_irq_controller; } rm9000_perfcount_irq = base + 1; - irq_desc[rm9000_perfcount_irq].handler = &rm9k_perfcounter_irq; + irq_desc[rm9000_perfcount_irq].chip = &rm9k_perfcounter_irq; irq_base = base; } diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c index 3dce742e716f..5c9dcd5eed59 100644 --- a/arch/mips/kernel/irq.c +++ b/arch/mips/kernel/irq.c @@ -95,7 +95,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -137,7 +137,7 @@ void __init init_IRQ(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; spin_lock_init(&irq_desc[i].lock); #ifdef CONFIG_MIPS_MT_SMTC irq_hwmask[i] = 0; diff --git a/arch/mips/kernel/irq_cpu.c b/arch/mips/kernel/irq_cpu.c index 5db67e31ec1a..0e455a8ad860 100644 --- a/arch/mips/kernel/irq_cpu.c +++ b/arch/mips/kernel/irq_cpu.c @@ -167,14 +167,14 @@ void __init mips_cpu_irq_init(int irq_base) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &mips_mt_cpu_irq_controller; + irq_desc[i].chip = &mips_mt_cpu_irq_controller; } for (i = irq_base + 2; i < irq_base + 8; i++) { irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &mips_cpu_irq_controller; + irq_desc[i].chip = &mips_cpu_irq_controller; } mips_cpu_irq_base = irq_base; diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c index 2d3472b21ebb..9316a024a818 100644 --- a/arch/mips/lasat/interrupt.c +++ b/arch/mips/lasat/interrupt.c @@ -156,6 +156,6 @@ void __init arch_init_irq(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &lasat_irq_type; + irq_desc[i].chip = &lasat_irq_type; } } diff --git a/arch/mips/mips-boards/atlas/atlas_int.c b/arch/mips/mips-boards/atlas/atlas_int.c index db53950b7cfb..9dd6b8925581 100644 --- a/arch/mips/mips-boards/atlas/atlas_int.c +++ b/arch/mips/mips-boards/atlas/atlas_int.c @@ -215,7 +215,7 @@ void __init arch_init_irq(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &atlas_irq_type; + irq_desc[i].chip = &atlas_irq_type; spin_lock_init(&irq_desc[i].lock); } } diff --git a/arch/mips/momentum/ocelot_c/cpci-irq.c b/arch/mips/momentum/ocelot_c/cpci-irq.c index bd885785e2f9..31d179c4673f 100644 --- a/arch/mips/momentum/ocelot_c/cpci-irq.c +++ b/arch/mips/momentum/ocelot_c/cpci-irq.c @@ -147,6 +147,6 @@ void cpci_irq_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 2; - irq_desc[i].handler = &cpci_irq_type; + irq_desc[i].chip = &cpci_irq_type; } } diff --git a/arch/mips/momentum/ocelot_c/uart-irq.c b/arch/mips/momentum/ocelot_c/uart-irq.c index 755bde5146be..852265026fd1 100644 --- a/arch/mips/momentum/ocelot_c/uart-irq.c +++ b/arch/mips/momentum/ocelot_c/uart-irq.c @@ -137,10 +137,10 @@ void uart_irq_init(void) irq_desc[80].status = IRQ_DISABLED; irq_desc[80].action = 0; irq_desc[80].depth = 2; - irq_desc[80].handler = &uart_irq_type; + irq_desc[80].chip = &uart_irq_type; irq_desc[81].status = IRQ_DISABLED; irq_desc[81].action = 0; irq_desc[81].depth = 2; - irq_desc[81].handler = &uart_irq_type; + irq_desc[81].chip = &uart_irq_type; } diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 4dfce154d4af..ba66f8c9bd4e 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -51,11 +51,11 @@ unsigned long PCIBIOS_MIN_MEM = 0; */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; struct pci_controller *hose = dev->sysdata; - unsigned long start = res->start; + resource_size_t start = res->start; if (res->flags & IORESOURCE_IO) { /* Make sure we start at our min on all hoses */ diff --git a/arch/mips/philips/pnx8550/common/int.c b/arch/mips/philips/pnx8550/common/int.c index 39ee6314f627..8f18764a2359 100644 --- a/arch/mips/philips/pnx8550/common/int.c +++ b/arch/mips/philips/pnx8550/common/int.c @@ -236,7 +236,7 @@ void __init arch_init_irq(void) int configPR; for (i = 0; i < PNX8550_INT_CP0_TOTINT; i++) { - irq_desc[i].handler = &level_irq_type; + irq_desc[i].chip = &level_irq_type; pnx8550_ack(i); /* mask the irq just in case */ } @@ -273,7 +273,7 @@ void __init arch_init_irq(void) /* mask/priority is still 0 so we will not get any * interrupts until it is unmasked */ - irq_desc[i].handler = &level_irq_type; + irq_desc[i].chip = &level_irq_type; } /* Priority level 0 */ @@ -282,12 +282,12 @@ void __init arch_init_irq(void) /* Set int vector table address */ PNX8550_GIC_VECTOR_0 = PNX8550_GIC_VECTOR_1 = 0; - irq_desc[MIPS_CPU_GIC_IRQ].handler = &level_irq_type; + irq_desc[MIPS_CPU_GIC_IRQ].chip = &level_irq_type; setup_irq(MIPS_CPU_GIC_IRQ, &gic_action); /* init of Timer interrupts */ for (i = PNX8550_INT_TIMER_MIN; i <= PNX8550_INT_TIMER_MAX; i++) { - irq_desc[i].handler = &level_irq_type; + irq_desc[i].chip = &level_irq_type; } /* Stop Timer 1-3 */ @@ -295,7 +295,7 @@ void __init arch_init_irq(void) configPR |= 0x00000038; write_c0_config7(configPR); - irq_desc[MIPS_CPU_TIMER_IRQ].handler = &level_irq_type; + irq_desc[MIPS_CPU_TIMER_IRQ].chip = &level_irq_type; setup_irq(MIPS_CPU_TIMER_IRQ, &timer_action); } diff --git a/arch/mips/pmc-sierra/yosemite/ht.c b/arch/mips/pmc-sierra/yosemite/ht.c index 54b65a80abf5..fb523ebcafa8 100644 --- a/arch/mips/pmc-sierra/yosemite/ht.c +++ b/arch/mips/pmc-sierra/yosemite/ht.c @@ -383,12 +383,12 @@ void pcibios_update_resource(struct pci_dev *dev, struct resource *root, void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; /* We need to avoid collisions with `mirrored' VGA ports and other strange ISA hardware, so we always want the diff --git a/arch/mips/sgi-ip22/ip22-eisa.c b/arch/mips/sgi-ip22/ip22-eisa.c index b19820110aa3..989167b49ce9 100644 --- a/arch/mips/sgi-ip22/ip22-eisa.c +++ b/arch/mips/sgi-ip22/ip22-eisa.c @@ -279,9 +279,9 @@ int __init ip22_eisa_init(void) irq_desc[i].action = 0; irq_desc[i].depth = 1; if (i < (SGINT_EISA + 8)) - irq_desc[i].handler = &ip22_eisa1_irq_type; + irq_desc[i].chip = &ip22_eisa1_irq_type; else - irq_desc[i].handler = &ip22_eisa2_irq_type; + irq_desc[i].chip = &ip22_eisa2_irq_type; } /* Cannot use request_irq because of kmalloc not being ready at such diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c index fc6a7e2b189c..18906af69691 100644 --- a/arch/mips/sgi-ip22/ip22-int.c +++ b/arch/mips/sgi-ip22/ip22-int.c @@ -436,7 +436,7 @@ void __init arch_init_irq(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = handler; + irq_desc[i].chip = handler; } /* vector handler. this register the IRQ as non-sharable */ diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c index 0b61a39ce2bb..869566c360ae 100644 --- a/arch/mips/sgi-ip27/ip27-irq.c +++ b/arch/mips/sgi-ip27/ip27-irq.c @@ -386,7 +386,7 @@ void __devinit register_bridge_irq(unsigned int irq) irq_desc[irq].status = IRQ_DISABLED; irq_desc[irq].action = 0; irq_desc[irq].depth = 1; - irq_desc[irq].handler = &bridge_irq_type; + irq_desc[irq].chip = &bridge_irq_type; } int __devinit request_bridge_irq(struct bridge_controller *bc) diff --git a/arch/mips/sgi-ip32/ip32-irq.c b/arch/mips/sgi-ip32/ip32-irq.c index 8ba08047d164..00b94aaf6371 100644 --- a/arch/mips/sgi-ip32/ip32-irq.c +++ b/arch/mips/sgi-ip32/ip32-irq.c @@ -591,7 +591,7 @@ void __init arch_init_irq(void) irq_desc[irq].status = IRQ_DISABLED; irq_desc[irq].action = 0; irq_desc[irq].depth = 0; - irq_desc[irq].handler = controller; + irq_desc[irq].chip = controller; } setup_irq(CRIME_MEMERR_IRQ, &memerr_irq); setup_irq(CRIME_CPUERR_IRQ, &cpuerr_irq); diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c index e61760b14d99..610df40cb820 100644 --- a/arch/mips/sibyte/bcm1480/irq.c +++ b/arch/mips/sibyte/bcm1480/irq.c @@ -276,10 +276,10 @@ void __init init_bcm1480_irqs(void) irq_desc[i].action = 0; irq_desc[i].depth = 1; if (i < BCM1480_NR_IRQS) { - irq_desc[i].handler = &bcm1480_irq_type; + irq_desc[i].chip = &bcm1480_irq_type; bcm1480_irq_owner[i] = 0; } else { - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; } } } diff --git a/arch/mips/sibyte/sb1250/irq.c b/arch/mips/sibyte/sb1250/irq.c index f853c32f60a0..fcc61940f1ff 100644 --- a/arch/mips/sibyte/sb1250/irq.c +++ b/arch/mips/sibyte/sb1250/irq.c @@ -246,10 +246,10 @@ void __init init_sb1250_irqs(void) irq_desc[i].action = 0; irq_desc[i].depth = 1; if (i < SB1250_NR_IRQS) { - irq_desc[i].handler = &sb1250_irq_type; + irq_desc[i].chip = &sb1250_irq_type; sb1250_irq_owner[i] = 0; } else { - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; } } } diff --git a/arch/mips/sni/irq.c b/arch/mips/sni/irq.c index 7365b4853ddb..c19e158ec402 100644 --- a/arch/mips/sni/irq.c +++ b/arch/mips/sni/irq.c @@ -203,7 +203,7 @@ void __init arch_init_irq(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &pciasic_irq_type; + irq_desc[i].chip = &pciasic_irq_type; } change_c0_status(ST0_IM, IE_IRQ1|IE_IRQ2|IE_IRQ3|IE_IRQ4); diff --git a/arch/mips/tx4927/common/tx4927_irq.c b/arch/mips/tx4927/common/tx4927_irq.c index 8ca68015cf40..a42be00483e6 100644 --- a/arch/mips/tx4927/common/tx4927_irq.c +++ b/arch/mips/tx4927/common/tx4927_irq.c @@ -227,7 +227,7 @@ static void __init tx4927_irq_cp0_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &tx4927_irq_cp0_type; + irq_desc[i].chip = &tx4927_irq_cp0_type; } return; @@ -435,7 +435,7 @@ static void __init tx4927_irq_pic_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 2; - irq_desc[i].handler = &tx4927_irq_pic_type; + irq_desc[i].chip = &tx4927_irq_pic_type; } setup_irq(TX4927_IRQ_NEST_PIC_ON_CP0, &tx4927_irq_pic_action); diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c index aee07ff2212a..c67978b6dae4 100644 --- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c +++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c @@ -368,7 +368,7 @@ static void __init toshiba_rbtx4927_irq_ioc_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 3; - irq_desc[i].handler = &toshiba_rbtx4927_irq_ioc_type; + irq_desc[i].chip = &toshiba_rbtx4927_irq_ioc_type; } setup_irq(TOSHIBA_RBTX4927_IRQ_NEST_IOC_ON_PIC, @@ -526,7 +526,7 @@ static void __init toshiba_rbtx4927_irq_isa_init(void) irq_desc[i].action = 0; irq_desc[i].depth = ((i < TOSHIBA_RBTX4927_IRQ_ISA_MID) ? (4) : (5)); - irq_desc[i].handler = &toshiba_rbtx4927_irq_isa_type; + irq_desc[i].chip = &toshiba_rbtx4927_irq_isa_type; } setup_irq(TOSHIBA_RBTX4927_IRQ_NEST_ISA_ON_IOC, @@ -692,13 +692,13 @@ void toshiba_rbtx4927_irq_dump(char *key) { u32 i, j = 0; for (i = 0; i < NR_IRQS; i++) { - if (strcmp(irq_desc[i].handler->typename, "none") + if (strcmp(irq_desc[i].chip->typename, "none") == 0) continue; if ((i >= 1) - && (irq_desc[i - 1].handler->typename == - irq_desc[i].handler->typename)) { + && (irq_desc[i - 1].chip->typename == + irq_desc[i].chip->typename)) { j++; } else { j = 0; @@ -707,12 +707,12 @@ void toshiba_rbtx4927_irq_dump(char *key) (TOSHIBA_RBTX4927_IRQ_INFO, "%s irq=0x%02x/%3d s=0x%08x h=0x%08x a=0x%08x ah=0x%08x d=%1d n=%s/%02d\n", key, i, i, irq_desc[i].status, - (u32) irq_desc[i].handler, + (u32) irq_desc[i].chip, (u32) irq_desc[i].action, (u32) (irq_desc[i].action ? irq_desc[i]. action->handler : 0), irq_desc[i].depth, - irq_desc[i].handler->typename, j); + irq_desc[i].chip->typename, j); } } #endif diff --git a/arch/mips/tx4938/common/irq.c b/arch/mips/tx4938/common/irq.c index 873805178d8e..0b2f8c849218 100644 --- a/arch/mips/tx4938/common/irq.c +++ b/arch/mips/tx4938/common/irq.c @@ -102,7 +102,7 @@ tx4938_irq_cp0_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 1; - irq_desc[i].handler = &tx4938_irq_cp0_type; + irq_desc[i].chip = &tx4938_irq_cp0_type; } return; @@ -306,7 +306,7 @@ tx4938_irq_pic_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 2; - irq_desc[i].handler = &tx4938_irq_pic_type; + irq_desc[i].chip = &tx4938_irq_pic_type; } setup_irq(TX4938_IRQ_NEST_PIC_ON_CP0, &tx4938_irq_pic_action); diff --git a/arch/mips/tx4938/toshiba_rbtx4938/irq.c b/arch/mips/tx4938/toshiba_rbtx4938/irq.c index 9cd9c0fe2265..3b8245dc5bd3 100644 --- a/arch/mips/tx4938/toshiba_rbtx4938/irq.c +++ b/arch/mips/tx4938/toshiba_rbtx4938/irq.c @@ -146,7 +146,7 @@ toshiba_rbtx4938_irq_ioc_init(void) irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = 0; irq_desc[i].depth = 3; - irq_desc[i].handler = &toshiba_rbtx4938_irq_ioc_type; + irq_desc[i].chip = &toshiba_rbtx4938_irq_ioc_type; } setup_irq(RBTX4938_IRQ_IOCINT, diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c index 07ae19cf0c29..b9323302cc4e 100644 --- a/arch/mips/vr41xx/common/icu.c +++ b/arch/mips/vr41xx/common/icu.c @@ -722,10 +722,10 @@ static int __init vr41xx_icu_init(void) icu2_write(MGIUINTHREG, 0xffff); for (i = SYSINT1_IRQ_BASE; i <= SYSINT1_IRQ_LAST; i++) - irq_desc[i].handler = &sysint1_irq_type; + irq_desc[i].chip = &sysint1_irq_type; for (i = SYSINT2_IRQ_BASE; i <= SYSINT2_IRQ_LAST; i++) - irq_desc[i].handler = &sysint2_irq_type; + irq_desc[i].chip = &sysint2_irq_type; cascade_irq(INT0_IRQ, icu_get_irq); cascade_irq(INT1_IRQ, icu_get_irq); diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index 86796bb63c3c..66aa50802deb 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -73,13 +73,13 @@ static void irq_dispatch(unsigned int irq, struct pt_regs *regs) if (cascade->get_irq != NULL) { unsigned int source_irq = irq; desc = irq_desc + source_irq; - desc->handler->ack(source_irq); + desc->chip->ack(source_irq); irq = cascade->get_irq(irq, regs); if (irq < 0) atomic_inc(&irq_err_count); else irq_dispatch(irq, regs); - desc->handler->end(source_irq); + desc->chip->end(source_irq); } else do_IRQ(irq, regs); } diff --git a/arch/mips/vr41xx/common/vrc4173.c b/arch/mips/vr41xx/common/vrc4173.c index 3e31f8193d21..2d287b8893d9 100644 --- a/arch/mips/vr41xx/common/vrc4173.c +++ b/arch/mips/vr41xx/common/vrc4173.c @@ -483,7 +483,7 @@ static inline int vrc4173_icu_init(int cascade_irq) vr41xx_set_irq_level(GIU_IRQ_TO_PIN(cascade_irq), LEVEL_LOW); for (i = VRC4173_IRQ_BASE; i <= VRC4173_IRQ_LAST; i++) - irq_desc[i].handler = &vrc4173_irq_type; + irq_desc[i].chip = &vrc4173_irq_type; return 0; } diff --git a/arch/mips/vr41xx/nec-cmbvr4133/irq.c b/arch/mips/vr41xx/nec-cmbvr4133/irq.c index 31db6b61a39e..7b2511ca0a61 100644 --- a/arch/mips/vr41xx/nec-cmbvr4133/irq.c +++ b/arch/mips/vr41xx/nec-cmbvr4133/irq.c @@ -104,7 +104,7 @@ void __init rockhopper_init_irq(void) } for (i = I8259_IRQ_BASE; i <= I8259_IRQ_LAST; i++) - irq_desc[i].handler = &i8259_irq_type; + irq_desc[i].chip = &i8259_irq_type; setup_irq(I8259_SLAVE_IRQ, &i8259_slave_cascade); diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 910fb3afc0b5..6dd0ea8f88e0 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -51,6 +51,10 @@ config GENERIC_HARDIRQS config GENERIC_IRQ_PROBE def_bool y +config IRQ_PER_CPU + bool + default y + # unless you want to implement ACPI on PA-RISC ... ;-) config PM bool diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index c057ad7605ba..bc7c4a4e26a1 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -97,15 +97,17 @@ update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) void show_cache_info(struct seq_file *m) { + char buf[32]; + seq_printf(m, "I-cache\t\t: %ld KB\n", cache_info.ic_size/1024 ); - seq_printf(m, "D-cache\t\t: %ld KB (%s%s, %d-way associative)\n", + if (cache_info.dc_loop == 1) + snprintf(buf, 32, "%lu-way associative", cache_info.dc_loop); + seq_printf(m, "D-cache\t\t: %ld KB (%s%s, %s)\n", cache_info.dc_size/1024, (cache_info.dc_conf.cc_wt ? "WT":"WB"), (cache_info.dc_conf.cc_sh ? ", shared I/D":""), - (cache_info.dc_conf.cc_assoc) - ); - + ((cache_info.dc_loop == 1) ? "direct mapped" : buf)); seq_printf(m, "ITLB entries\t: %ld\n" "DTLB entries\t: %ld%s\n", cache_info.it_size, cache_info.dt_size, @@ -158,11 +160,11 @@ parisc_cache_init(void) cache_info.dc_conf.cc_block, cache_info.dc_conf.cc_line, cache_info.dc_conf.cc_shift); - printk(" wt %d sh %d cst %d assoc %d\n", + printk(" wt %d sh %d cst %d hv %d\n", cache_info.dc_conf.cc_wt, cache_info.dc_conf.cc_sh, cache_info.dc_conf.cc_cst, - cache_info.dc_conf.cc_assoc); + cache_info.dc_conf.cc_hv); printk("IC base 0x%lx stride 0x%lx count 0x%lx loop 0x%lx\n", cache_info.ic_base, @@ -176,11 +178,11 @@ parisc_cache_init(void) cache_info.ic_conf.cc_block, cache_info.ic_conf.cc_line, cache_info.ic_conf.cc_shift); - printk(" wt %d sh %d cst %d assoc %d\n", + printk(" wt %d sh %d cst %d hv %d\n", cache_info.ic_conf.cc_wt, cache_info.ic_conf.cc_sh, cache_info.ic_conf.cc_cst, - cache_info.ic_conf.cc_assoc); + cache_info.ic_conf.cc_hv); printk("D-TLB conf: sh %d page %d cst %d aid %d pad1 %d \n", cache_info.dt_conf.tc_sh, @@ -234,7 +236,8 @@ parisc_cache_init(void) void disable_sr_hashing(void) { - int srhash_type; + int srhash_type, retval; + unsigned long space_bits; switch (boot_cpu_data.cpu_type) { case pcx: /* We shouldn't get this far. setup.c should prevent it. */ @@ -260,6 +263,13 @@ void disable_sr_hashing(void) } disable_sr_hashing_asm(srhash_type); + + retval = pdc_spaceid_bits(&space_bits); + /* If this procedure isn't implemented, don't panic. */ + if (retval < 0 && retval != PDC_BAD_OPTION) + panic("pdc_spaceid_bits call failed.\n"); + if (space_bits != 0) + panic("SpaceID hashing is still on!\n"); } void flush_dcache_page(struct page *page) diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index d9e53cf0372b..630730c32a5a 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -1638,7 +1638,7 @@ dbit_trap_20w: load32 PA(pa_dbit_lock),t0 dbit_spin_20w: - ldcw 0(t0),t1 + LDCW 0(t0),t1 cmpib,= 0,t1,dbit_spin_20w nop @@ -1674,7 +1674,7 @@ dbit_trap_11: load32 PA(pa_dbit_lock),t0 dbit_spin_11: - ldcw 0(t0),t1 + LDCW 0(t0),t1 cmpib,= 0,t1,dbit_spin_11 nop @@ -1714,7 +1714,7 @@ dbit_trap_20: load32 PA(pa_dbit_lock),t0 dbit_spin_20: - ldcw 0(t0),t1 + LDCW 0(t0),t1 cmpib,= 0,t1,dbit_spin_20 nop diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c index 2dc06b8e1817..4398d2a95789 100644 --- a/arch/parisc/kernel/firmware.c +++ b/arch/parisc/kernel/firmware.c @@ -11,7 +11,7 @@ * Copyright 1999 The Puffin Group, (Alex deVries, David Kennedy) * Copyright 2003 Grant Grundler <grundler parisc-linux org> * Copyright 2003,2004 Ryan Bradetich <rbrad@parisc-linux.org> - * Copyright 2004 Thibaut VARENE <varenet@parisc-linux.org> + * Copyright 2004,2006 Thibaut VARENE <varenet@parisc-linux.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -252,10 +252,8 @@ int pdc_pat_chassis_send_log(unsigned long state, unsigned long data) #endif /** - * pdc_chassis_disp - Updates display + * pdc_chassis_disp - Updates chassis code * @retval: -1 on error, 0 on success - * - * Works on old PDC only (E class, others?) */ int pdc_chassis_disp(unsigned long disp) { @@ -269,6 +267,22 @@ int pdc_chassis_disp(unsigned long disp) } /** + * pdc_chassis_warn - Fetches chassis warnings + * @retval: -1 on error, 0 on success + */ +int pdc_chassis_warn(unsigned long *warn) +{ + int retval = 0; + + spin_lock_irq(&pdc_lock); + retval = mem_pdc_call(PDC_CHASSIS, PDC_CHASSIS_WARN, __pa(pdc_result)); + *warn = pdc_result[0]; + spin_unlock_irq(&pdc_lock); + + return retval; +} + +/** * pdc_coproc_cfg - To identify coprocessors attached to the processor. * @pdc_coproc_info: Return buffer address. * @@ -393,7 +407,9 @@ int pdc_model_info(struct pdc_model *model) * pdc_model_sysmodel - Get the system model name. * @name: A char array of at least 81 characters. * - * Get system model name from PDC ROM (e.g. 9000/715 or 9000/778/B160L) + * Get system model name from PDC ROM (e.g. 9000/715 or 9000/778/B160L). + * Using OS_ID_HPUX will return the equivalent of the 'modelname' command + * on HP/UX. */ int pdc_model_sysmodel(char *name) { @@ -498,6 +514,26 @@ int pdc_cache_info(struct pdc_cache_info *cache_info) return retval; } +/** + * pdc_spaceid_bits - Return whether Space ID hashing is turned on. + * @space_bits: Should be 0, if not, bad mojo! + * + * Returns information about Space ID hashing. + */ +int pdc_spaceid_bits(unsigned long *space_bits) +{ + int retval; + + spin_lock_irq(&pdc_lock); + pdc_result[0] = 0; + retval = mem_pdc_call(PDC_CACHE, PDC_CACHE_RET_SPID, __pa(pdc_result), 0); + convert_to_wide(pdc_result); + *space_bits = pdc_result[0]; + spin_unlock_irq(&pdc_lock); + + return retval; +} + #ifndef CONFIG_PA20 /** * pdc_btlb_info - Return block TLB information. diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index 197936d9359a..82fe6ba29727 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -94,7 +94,7 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest) if (irq == TIMER_IRQ || irq == IPI_IRQ) { /* Bad linux design decision. The mask has already * been set; we must reset it */ - irq_affinity[irq] = CPU_MASK_ALL; + irq_desc[irq].affinity = CPU_MASK_ALL; return -EINVAL; } @@ -110,7 +110,7 @@ static void cpu_set_affinity_irq(unsigned int irq, cpumask_t dest) if (cpu_check_affinity(irq, &dest)) return; - irq_affinity[irq] = dest; + irq_desc[irq].affinity = dest; } #endif @@ -125,6 +125,10 @@ static struct hw_interrupt_type cpu_interrupt_type = { #ifdef CONFIG_SMP .set_affinity = cpu_set_affinity_irq, #endif + /* XXX: Needs to be written. We managed without it so far, but + * we really ought to write it. + */ + .retrigger = NULL, }; int show_interrupts(struct seq_file *p, void *v) @@ -158,7 +162,7 @@ int show_interrupts(struct seq_file *p, void *v) seq_printf(p, "%10u ", kstat_irqs(i)); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); #ifndef PARISC_IRQ_CR16_COUNTS seq_printf(p, " %s", action->name); @@ -210,12 +214,12 @@ int cpu_claim_irq(unsigned int irq, struct hw_interrupt_type *type, void *data) { if (irq_desc[irq].action) return -EBUSY; - if (irq_desc[irq].handler != &cpu_interrupt_type) + if (irq_desc[irq].chip != &cpu_interrupt_type) return -EBUSY; if (type) { - irq_desc[irq].handler = type; - irq_desc[irq].handler_data = data; + irq_desc[irq].chip = type; + irq_desc[irq].chip_data = data; cpu_interrupt_type.enable(irq); } return 0; @@ -265,7 +269,7 @@ int txn_alloc_irq(unsigned int bits_wide) unsigned long txn_affinity_addr(unsigned int irq, int cpu) { #ifdef CONFIG_SMP - irq_affinity[irq] = cpumask_of_cpu(cpu); + irq_desc[irq].affinity = cpumask_of_cpu(cpu); #endif return cpu_data[cpu].txn_addr; @@ -326,7 +330,7 @@ void do_cpu_irq_mask(struct pt_regs *regs) /* Work our way from MSb to LSb...same order we alloc EIRs */ for (irq = TIMER_IRQ; eirr_val && bit; bit>>=1, irq++) { #ifdef CONFIG_SMP - cpumask_t dest = irq_affinity[irq]; + cpumask_t dest = irq_desc[irq].affinity; #endif if (!(bit & eirr_val)) continue; @@ -378,7 +382,7 @@ static void claim_cpu_irqs(void) { int i; for (i = CPU_IRQ_BASE; i <= CPU_IRQ_MAX; i++) { - irq_desc[i].handler = &cpu_interrupt_type; + irq_desc[i].chip = &cpu_interrupt_type; } irq_desc[TIMER_IRQ].action = &timer_action; @@ -404,13 +408,6 @@ void __init init_IRQ(void) } -void hw_resend_irq(struct hw_interrupt_type *type, unsigned int irq) -{ - /* XXX: Needs to be written. We managed without it so far, but - * we really ought to write it. - */ -} - void ack_bad_irq(unsigned int irq) { printk("unexpected IRQ %d\n", irq); diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index f27cfe4771b8..aee311884f3f 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -89,6 +89,12 @@ static inline int is_local(struct module *me, void *loc) return is_init(me, loc) || is_core(me, loc); } +static inline int is_local_section(struct module *me, void *loc, void *dot) +{ + return (is_init(me, loc) && is_init(me, dot)) || + (is_core(me, loc) && is_core(me, dot)); +} + #ifndef __LP64__ struct got_entry { @@ -364,8 +370,14 @@ static Elf_Addr get_fdesc(struct module *me, unsigned long value) } #endif /* __LP64__ */ +enum elf_stub_type { + ELF_STUB_GOT, + ELF_STUB_MILLI, + ELF_STUB_DIRECT, +}; + static Elf_Addr get_stub(struct module *me, unsigned long value, long addend, - int millicode, int init_section) + enum elf_stub_type stub_type, int init_section) { unsigned long i; struct stub_entry *stub; @@ -396,7 +408,7 @@ static Elf_Addr get_stub(struct module *me, unsigned long value, long addend, stub->insns[1] |= reassemble_17(rrsel(value, addend) / 4); #else -/* for 64-bit we have two kinds of stubs: +/* for 64-bit we have three kinds of stubs: * for normal function calls: * ldd 0(%dp),%dp * ldd 10(%dp), %r1 @@ -408,18 +420,23 @@ static Elf_Addr get_stub(struct module *me, unsigned long value, long addend, * ldo 0(%r1), %r1 * ldd 10(%r1), %r1 * bve,n (%r1) + * + * for direct branches (jumps between different section of the + * same module): + * ldil 0, %r1 + * ldo 0(%r1), %r1 + * bve,n (%r1) */ - if (!millicode) - { + switch (stub_type) { + case ELF_STUB_GOT: stub->insns[0] = 0x537b0000; /* ldd 0(%dp),%dp */ stub->insns[1] = 0x53610020; /* ldd 10(%dp),%r1 */ stub->insns[2] = 0xe820d000; /* bve (%r1) */ stub->insns[3] = 0x537b0030; /* ldd 18(%dp),%dp */ stub->insns[0] |= reassemble_14(get_got(me, value, addend) & 0x3fff); - } - else - { + break; + case ELF_STUB_MILLI: stub->insns[0] = 0x20200000; /* ldil 0,%r1 */ stub->insns[1] = 0x34210000; /* ldo 0(%r1), %r1 */ stub->insns[2] = 0x50210020; /* ldd 10(%r1),%r1 */ @@ -427,7 +444,17 @@ static Elf_Addr get_stub(struct module *me, unsigned long value, long addend, stub->insns[0] |= reassemble_21(lrsel(value, addend)); stub->insns[1] |= reassemble_14(rrsel(value, addend)); + break; + case ELF_STUB_DIRECT: + stub->insns[0] = 0x20200000; /* ldil 0,%r1 */ + stub->insns[1] = 0x34210000; /* ldo 0(%r1), %r1 */ + stub->insns[2] = 0xe820d002; /* bve,n (%r1) */ + + stub->insns[0] |= reassemble_21(lrsel(value, addend)); + stub->insns[1] |= reassemble_14(rrsel(value, addend)); + break; } + #endif return (Elf_Addr)stub; @@ -539,14 +566,14 @@ int apply_relocate_add(Elf_Shdr *sechdrs, break; case R_PARISC_PCREL17F: /* 17-bit PC relative address */ - val = get_stub(me, val, addend, 0, is_init(me, loc)); + val = get_stub(me, val, addend, ELF_STUB_GOT, is_init(me, loc)); val = (val - dot - 8)/4; CHECK_RELOC(val, 17) *loc = (*loc & ~0x1f1ffd) | reassemble_17(val); break; case R_PARISC_PCREL22F: /* 22-bit PC relative address; only defined for pa20 */ - val = get_stub(me, val, addend, 0, is_init(me, loc)); + val = get_stub(me, val, addend, ELF_STUB_GOT, is_init(me, loc)); DEBUGP("STUB FOR %s loc %lx+%lx at %lx\n", strtab + sym->st_name, (unsigned long)loc, addend, val) @@ -643,13 +670,23 @@ int apply_relocate_add(Elf_Shdr *sechdrs, strtab + sym->st_name, loc, val); /* can we reach it locally? */ - if(!is_local(me, (void *)val)) { - if (strncmp(strtab + sym->st_name, "$$", 2) + if(!is_local_section(me, (void *)val, (void *)dot)) { + + if (is_local(me, (void *)val)) + /* this is the case where the + * symbol is local to the + * module, but in a different + * section, so stub the jump + * in case it's more than 22 + * bits away */ + val = get_stub(me, val, addend, ELF_STUB_DIRECT, + is_init(me, loc)); + else if (strncmp(strtab + sym->st_name, "$$", 2) == 0) - val = get_stub(me, val, addend, 1, + val = get_stub(me, val, addend, ELF_STUB_MILLI, is_init(me, loc)); else - val = get_stub(me, val, addend, 0, + val = get_stub(me, val, addend, ELF_STUB_GOT, is_init(me, loc)); } DEBUGP("STUB FOR %s loc %lx, val %lx+%lx at %lx\n", diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c index 79c7db2705fd..7d6967ee367c 100644 --- a/arch/parisc/kernel/pci.c +++ b/arch/parisc/kernel/pci.c @@ -289,7 +289,7 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); * than res->start. */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long alignment) + resource_size_t size, resource_size_t alignment) { unsigned long mask, align; diff --git a/arch/parisc/kernel/pdc_chassis.c b/arch/parisc/kernel/pdc_chassis.c index a45e2e2ffd9f..d47ba1aa8253 100644 --- a/arch/parisc/kernel/pdc_chassis.c +++ b/arch/parisc/kernel/pdc_chassis.c @@ -1,8 +1,8 @@ /* - * interfaces to log Chassis Codes via PDC (firmware) + * interfaces to Chassis Codes via PDC (firmware) * * Copyright (C) 2002 Laurent Canet <canetl@esiee.fr> - * Copyright (C) 2002-2004 Thibaut VARENE <varenet@parisc-linux.org> + * Copyright (C) 2002-2006 Thibaut VARENE <varenet@parisc-linux.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2, as @@ -16,6 +16,10 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * TODO: poll chassis warns, trigger (configurable) machine shutdown when + * needed. + * Find out how to get Chassis warnings out of PAT boxes? */ #undef PDC_CHASSIS_DEBUG @@ -30,15 +34,16 @@ #include <linux/reboot.h> #include <linux/notifier.h> #include <linux/cache.h> +#include <linux/proc_fs.h> #include <asm/pdc_chassis.h> #include <asm/processor.h> #include <asm/pdc.h> #include <asm/pdcpat.h> +#define PDC_CHASSIS_VER "0.05" #ifdef CONFIG_PDC_CHASSIS -static int pdc_chassis_old __read_mostly = 0; static unsigned int pdc_chassis_enabled __read_mostly = 1; @@ -64,7 +69,7 @@ __setup("pdcchassis=", pdc_chassis_setup); * Currently, only E class and A180 are known to work with this. * Inspired by Christoph Plattner */ - +#if 0 static void __init pdc_chassis_checkold(void) { switch(CPU_HVERSION) { @@ -73,7 +78,6 @@ static void __init pdc_chassis_checkold(void) case 0x482: /* E45 */ case 0x483: /* E55 */ case 0x516: /* A180 */ - pdc_chassis_old = 1; break; default: @@ -81,7 +85,7 @@ static void __init pdc_chassis_checkold(void) } DPRINTK(KERN_DEBUG "%s: pdc_chassis_checkold(); pdc_chassis_old = %d\n", __FILE__, pdc_chassis_old); } - +#endif /** * pdc_chassis_panic_event() - Called by the panic handler. @@ -131,30 +135,20 @@ static struct notifier_block pdc_chassis_reboot_block = { void __init parisc_pdc_chassis_init(void) { #ifdef CONFIG_PDC_CHASSIS - int handle = 0; if (likely(pdc_chassis_enabled)) { DPRINTK(KERN_DEBUG "%s: parisc_pdc_chassis_init()\n", __FILE__); /* Let see if we have something to handle... */ - /* Check for PDC_PAT or old LED Panel */ - pdc_chassis_checkold(); - if (is_pdc_pat()) { - printk(KERN_INFO "Enabling PDC_PAT chassis codes support.\n"); - handle = 1; - } - else if (unlikely(pdc_chassis_old)) { - printk(KERN_INFO "Enabling old style chassis LED panel support.\n"); - handle = 1; - } - - if (handle) { - /* initialize panic notifier chain */ - atomic_notifier_chain_register(&panic_notifier_list, - &pdc_chassis_panic_block); - - /* initialize reboot notifier chain */ - register_reboot_notifier(&pdc_chassis_reboot_block); - } + printk(KERN_INFO "Enabling %s chassis codes support v%s\n", + is_pdc_pat() ? "PDC_PAT" : "regular", + PDC_CHASSIS_VER); + + /* initialize panic notifier chain */ + atomic_notifier_chain_register(&panic_notifier_list, + &pdc_chassis_panic_block); + + /* initialize reboot notifier chain */ + register_reboot_notifier(&pdc_chassis_reboot_block); } #endif /* CONFIG_PDC_CHASSIS */ } @@ -215,9 +209,12 @@ int pdc_chassis_send_status(int message) } } else retval = -1; #else - if (unlikely(pdc_chassis_old)) { + if (1) { switch (message) { case PDC_CHASSIS_DIRECT_BSTART: + retval = pdc_chassis_disp(PDC_CHASSIS_DISP_DATA(OSTAT_INIT)); + break; + case PDC_CHASSIS_DIRECT_BCOMPLETE: retval = pdc_chassis_disp(PDC_CHASSIS_DISP_DATA(OSTAT_RUN)); break; @@ -244,3 +241,61 @@ int pdc_chassis_send_status(int message) #endif /* CONFIG_PDC_CHASSIS */ return retval; } + +#ifdef CONFIG_PDC_CHASSIS_WARN +#ifdef CONFIG_PROC_FS +static int pdc_chassis_warn_pread(char *page, char **start, off_t off, + int count, int *eof, void *data) +{ + char *out = page; + int len, ret; + unsigned long warn; + u32 warnreg; + + ret = pdc_chassis_warn(&warn); + if (ret != PDC_OK) + return -EIO; + + warnreg = (warn & 0xFFFFFFFF); + + if ((warnreg >> 24) & 0xFF) + out += sprintf(out, "Chassis component failure! (eg fan or PSU): 0x%.2x\n", ((warnreg >> 24) & 0xFF)); + + out += sprintf(out, "Battery: %s\n", (warnreg & 0x04) ? "Low!" : "OK"); + out += sprintf(out, "Temp low: %s\n", (warnreg & 0x02) ? "Exceeded!" : "OK"); + out += sprintf(out, "Temp mid: %s\n", (warnreg & 0x01) ? "Exceeded!" : "OK"); + + len = out - page - off; + if (len < count) { + *eof = 1; + if (len <= 0) return 0; + } else { + len = count; + } + *start = page + off; + return len; +} + +static int __init pdc_chassis_create_procfs(void) +{ + unsigned long test; + int ret; + + ret = pdc_chassis_warn(&test); + if ((ret == PDC_BAD_PROC) || (ret == PDC_BAD_OPTION)) { + /* seems that some boxes (eg L1000) do not implement this */ + printk(KERN_INFO "Chassis warnings not supported.\n"); + return 0; + } + + printk(KERN_INFO "Enabling PDC chassis warnings support v%s\n", + PDC_CHASSIS_VER); + create_proc_read_entry("chassis", 0400, NULL, pdc_chassis_warn_pread, + NULL); + return 0; +} + +__initcall(pdc_chassis_create_procfs); + +#endif /* CONFIG_PROC_FS */ +#endif /* CONFIG_PDC_CHASSIS_WARN */ diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c index 413292f1a4a3..3f28de974556 100644 --- a/arch/parisc/kernel/ptrace.c +++ b/arch/parisc/kernel/ptrace.c @@ -91,7 +91,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) int copied; #ifdef __LP64__ - if (personality(child->personality) == PER_LINUX32) { + if (__is_compat_task(child)) { unsigned int tmp; addr &= 0xffffffffL; @@ -123,7 +123,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_POKEDATA: ret = 0; #ifdef __LP64__ - if (personality(child->personality) == PER_LINUX32) { + if (__is_compat_task(child)) { unsigned int tmp = (unsigned int)data; DBG("sys_ptrace(POKE%s, %d, %lx, %lx)\n", request == PTRACE_POKETEXT ? "TEXT" : "DATA", @@ -146,7 +146,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_PEEKUSR: { ret = -EIO; #ifdef __LP64__ - if (personality(child->personality) == PER_LINUX32) { + if (__is_compat_task(child)) { unsigned int tmp; if (addr & (sizeof(int)-1)) @@ -205,7 +205,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) goto out_tsk; } #ifdef __LP64__ - if (personality(child->personality) == PER_LINUX32) { + if (__is_compat_task(child)) { if (addr & (sizeof(int)-1)) goto out_tsk; if ((addr = translate_usr_offset(addr)) < 0) diff --git a/arch/parisc/kernel/real2.S b/arch/parisc/kernel/real2.S index 8c2859cca77e..453d01a9f971 100644 --- a/arch/parisc/kernel/real2.S +++ b/arch/parisc/kernel/real2.S @@ -276,15 +276,6 @@ r64_ret: #endif - .export pc_in_user_space - .text - /* Doesn't belong here but I couldn't find a nicer spot. */ - /* Should never get called, only used by profile stuff in time.c */ -pc_in_user_space: - bv,n 0(%rp) - nop - - .export __canonicalize_funcptr_for_compare .text /* http://lists.parisc-linux.org/hypermail/parisc-linux/10916.html diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index 4a36ec3f6ac1..278f4b9f6a38 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -303,6 +303,8 @@ extern void eisa_init(void); static int __init parisc_init(void) { + u32 osid = (OS_ID_LINUX << 16); + parisc_proc_mkdir(); parisc_init_resources(); do_device_inventory(); /* probe for hardware */ @@ -311,6 +313,9 @@ static int __init parisc_init(void) /* set up a new led state on systems shipped LED State panel */ pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BSTART); + + /* tell PDC we're Linux. Nevermind failure. */ + pdc_stable_write(0x40, &osid, sizeof(osid)); processor_init(); printk(KERN_INFO "CPU(s): %d x %s at %d.%06d MHz\n", diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index cc38edfd90c5..bb83880c5ee3 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -76,7 +76,7 @@ sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, struct pt_regs *r #ifdef __LP64__ compat_sigset_t newset32; - if(personality(current->personality) == PER_LINUX32){ + if (is_compat_task()) { /* XXX: Don't preclude handling different sized sigset_t's. */ if (sigsetsize != sizeof(compat_sigset_t)) return -EINVAL; @@ -153,7 +153,7 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) compat_sigset_t compat_set; struct compat_rt_sigframe __user * compat_frame; - if(personality(current->personality) == PER_LINUX32) + if (is_compat_task()) sigframe_size = PARISC_RT_SIGFRAME_SIZE32; #endif @@ -166,7 +166,7 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) #ifdef __LP64__ compat_frame = (struct compat_rt_sigframe __user *)frame; - if(personality(current->personality) == PER_LINUX32){ + if (is_compat_task()) { DBG(2,"sys_rt_sigreturn: ELF32 process.\n"); if (__copy_from_user(&compat_set, &compat_frame->uc.uc_sigmask, sizeof(compat_set))) goto give_sigsegv; @@ -186,7 +186,7 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) /* Good thing we saved the old gr[30], eh? */ #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX32){ + if (is_compat_task()) { DBG(1,"sys_rt_sigreturn: compat_frame->uc.uc_mcontext 0x%p\n", &compat_frame->uc.uc_mcontext); // FIXME: Load upper half from register file @@ -315,7 +315,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, compat_frame = (struct compat_rt_sigframe __user *)frame; - if(personality(current->personality) == PER_LINUX32) { + if (is_compat_task()) { DBG(1,"setup_rt_frame: frame->info = 0x%p\n", &compat_frame->info); err |= copy_siginfo_to_user32(&compat_frame->info, info); DBG(1,"SETUP_RT_FRAME: 1\n"); @@ -392,7 +392,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, haddr = A(ka->sa.sa_handler); /* The sa_handler may be a pointer to a function descriptor */ #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX32) { + if (is_compat_task()) { #endif if (haddr & PA_PLABEL_FDESC) { Elf32_Fdesc fdesc; @@ -427,19 +427,19 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, */ sigframe_size = PARISC_RT_SIGFRAME_SIZE; #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX32) + if (is_compat_task()) sigframe_size = PARISC_RT_SIGFRAME_SIZE32; #endif if (in_syscall) { regs->gr[31] = haddr; #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX) + if (personality(current->personality) == PER_LINUX) sigframe_size |= 1; #endif } else { unsigned long psw = USER_PSW; #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX) + if (personality(current->personality) == PER_LINUX) psw |= PSW_W; #endif @@ -464,7 +464,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->gr[26] = sig; /* signal number */ #ifdef __LP64__ - if(personality(current->personality) == PER_LINUX32){ + if (is_compat_task()) { regs->gr[25] = A(&compat_frame->info); /* siginfo pointer */ regs->gr[24] = A(&compat_frame->uc); /* ucontext pointer */ } else diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S index 479d9a017cd1..9670a89c77fe 100644 --- a/arch/parisc/kernel/syscall.S +++ b/arch/parisc/kernel/syscall.S @@ -29,18 +29,6 @@ .level 1.1 #endif -#ifndef CONFIG_64BIT - .macro fixup_branch,lbl - b \lbl - .endm -#else - .macro fixup_branch,lbl - ldil L%\lbl, %r1 - ldo R%\lbl(%r1), %r1 - bv,n %r0(%r1) - .endm -#endif - .text .import syscall_exit,code @@ -541,7 +529,7 @@ cas_nocontend: # endif /* ENABLE_LWS_DEBUG */ - ldcw 0(%sr2,%r20), %r28 /* Try to acquire the lock */ + LDCW 0(%sr2,%r20), %r28 /* Try to acquire the lock */ cmpb,<>,n %r0, %r28, cas_action /* Did we get it? */ cas_wouldblock: ldo 2(%r0), %r28 /* 2nd case */ diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 594930bc4bcf..eb35e1c0bb53 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -157,8 +157,22 @@ do_gettimeofday (struct timeval *tv) usec += (xtime.tv_nsec / 1000); } while (read_seqretry_irqrestore(&xtime_lock, seq, flags)); - while (usec >= 1000000) { - usec -= 1000000; + if (unlikely(usec > LONG_MAX)) { + /* This can happen if the gettimeoffset adjustment is + * negative and xtime.tv_nsec is smaller than the + * adjustment */ + printk(KERN_ERR "do_gettimeofday() spurious xtime.tv_nsec of %ld\n", usec); + usec += USEC_PER_SEC; + --sec; + /* This should never happen, it means the negative + * time adjustment was more than a second, so there's + * something seriously wrong */ + BUG_ON(usec > LONG_MAX); + } + + + while (usec >= USEC_PER_SEC) { + usec -= USEC_PER_SEC; ++sec; } diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index ff200608c851..348344a84bf7 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -66,57 +66,42 @@ int printbinary(char *buf, unsigned long x, int nbits) #else #define RFMT "%08lx" #endif +#define FFMT "%016llx" /* fpregs are 64-bit always */ -void show_regs(struct pt_regs *regs) +#define PRINTREGS(lvl,r,f,fmt,x) \ + printk("%s%s%02d-%02d " fmt " " fmt " " fmt " " fmt "\n", \ + lvl, f, (x), (x+3), (r)[(x)+0], (r)[(x)+1], \ + (r)[(x)+2], (r)[(x)+3]) + +static void print_gr(char *level, struct pt_regs *regs) { int i; - char buf[128], *p; - char *level; - unsigned long cr30; - unsigned long cr31; - /* carlos says that gcc understands better memory in a struct, - * and it makes our life easier with fpregs -- T-Bone */ - struct { u32 sw[2]; } s; - - level = user_mode(regs) ? KERN_DEBUG : KERN_CRIT; - - printk("%s\n", level); /* don't want to have that pretty register dump messed up */ + char buf[64]; + printk("%s\n", level); printk("%s YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI\n", level); printbinary(buf, regs->gr[0], 32); printk("%sPSW: %s %s\n", level, buf, print_tainted()); - for (i = 0; i < 32; i += 4) { - int j; - p = buf; - p += sprintf(p, "%sr%02d-%02d ", level, i, i + 3); - for (j = 0; j < 4; j++) { - p += sprintf(p, " " RFMT, (i+j) == 0 ? 0 : regs->gr[i + j]); - } - printk("%s\n", buf); - } + for (i = 0; i < 32; i += 4) + PRINTREGS(level, regs->gr, "r", RFMT, i); +} - for (i = 0; i < 8; i += 4) { - int j; - p = buf; - p += sprintf(p, "%ssr%d-%d ", level, i, i + 3); - for (j = 0; j < 4; j++) { - p += sprintf(p, " " RFMT, regs->sr[i + j]); - } - printk("%s\n", buf); - } +static void print_fr(char *level, struct pt_regs *regs) +{ + int i; + char buf[64]; + struct { u32 sw[2]; } s; /* FR are 64bit everywhere. Need to use asm to get the content * of fpsr/fper1, and we assume that we won't have a FP Identify * in our way, otherwise we're screwed. * The fldd is used to restore the T-bit if there was one, as the * store clears it anyway. - * BTW, PA2.0 book says "thou shall not use fstw on FPSR/FPERs". */ - __asm__ ( - "fstd %%fr0,0(%1) \n\t" - "fldd 0(%1),%%fr0 \n\t" - : "=m" (s) : "r" (&s) : "%r0" - ); + * PA2.0 book says "thou shall not use fstw on FPSR/FPERs" - T-Bone */ + asm volatile ("fstd %%fr0,0(%1) \n\t" + "fldd 0(%1),%%fr0 \n\t" + : "=m" (s) : "r" (&s) : "r0"); printk("%s\n", level); printk("%s VZOUICununcqcqcqcqcqcrmunTDVZOUI\n", level); @@ -125,14 +110,25 @@ void show_regs(struct pt_regs *regs) printk("%sFPER1: %08x\n", level, s.sw[1]); /* here we'll print fr0 again, tho it'll be meaningless */ - for (i = 0; i < 32; i += 4) { - int j; - p = buf; - p += sprintf(p, "%sfr%02d-%02d ", level, i, i + 3); - for (j = 0; j < 4; j++) - p += sprintf(p, " %016llx", (i+j) == 0 ? 0 : regs->fr[i+j]); - printk("%s\n", buf); - } + for (i = 0; i < 32; i += 4) + PRINTREGS(level, regs->fr, "fr", FFMT, i); +} + +void show_regs(struct pt_regs *regs) +{ + int i; + char *level; + unsigned long cr30, cr31; + + level = user_mode(regs) ? KERN_DEBUG : KERN_CRIT; + + print_gr(level, regs); + + for (i = 0; i < 8; i += 4) + PRINTREGS(level, regs->sr, "sr", RFMT, i); + + if (user_mode(regs)) + print_fr(level, regs); cr30 = mfctl(30); cr31 = mfctl(31); diff --git a/arch/parisc/kernel/unaligned.c b/arch/parisc/kernel/unaligned.c index de0a1b21cb40..92328fbddb3e 100644 --- a/arch/parisc/kernel/unaligned.c +++ b/arch/parisc/kernel/unaligned.c @@ -43,6 +43,8 @@ "\tldil L%%" #lbl ", %%r1\n" \ "\tldo R%%" #lbl "(%%r1), %%r1\n" \ "\tbv,n %%r0(%%r1)\n" +/* If you use FIXUP_BRANCH, then you must list this clobber */ +#define FIXUP_BRANCH_CLOBBER "r1" /* 1111 1100 0000 0000 0001 0011 1100 0000 */ #define OPCODE1(a,b,c) ((a)<<26|(b)<<12|(c)<<6) @@ -157,7 +159,7 @@ static int emulate_ldh(struct pt_regs *regs, int toreg) " .previous\n" : "=r" (val), "=r" (ret) : "0" (val), "r" (saddr), "r" (regs->isr) - : "r20" ); + : "r20", FIXUP_BRANCH_CLOBBER ); DPRINTF("val = 0x" RFMT "\n", val); @@ -202,7 +204,7 @@ static int emulate_ldw(struct pt_regs *regs, int toreg, int flop) " .previous\n" : "=r" (val), "=r" (ret) : "0" (val), "r" (saddr), "r" (regs->isr) - : "r19", "r20" ); + : "r19", "r20", FIXUP_BRANCH_CLOBBER ); DPRINTF("val = 0x" RFMT "\n", val); @@ -253,7 +255,7 @@ static int emulate_ldd(struct pt_regs *regs, int toreg, int flop) " .previous\n" : "=r" (val), "=r" (ret) : "0" (val), "r" (saddr), "r" (regs->isr) - : "r19", "r20" ); + : "r19", "r20", FIXUP_BRANCH_CLOBBER ); #else { unsigned long valh=0,vall=0; @@ -287,7 +289,7 @@ static int emulate_ldd(struct pt_regs *regs, int toreg, int flop) " .previous\n" : "=r" (valh), "=r" (vall), "=r" (ret) : "0" (valh), "1" (vall), "r" (saddr), "r" (regs->isr) - : "r19", "r20" ); + : "r19", "r20", FIXUP_BRANCH_CLOBBER ); val=((__u64)valh<<32)|(__u64)vall; } #endif @@ -335,7 +337,7 @@ static int emulate_sth(struct pt_regs *regs, int frreg) " .previous\n" : "=r" (ret) : "r" (val), "r" (regs->ior), "r" (regs->isr) - : "r19" ); + : "r19", FIXUP_BRANCH_CLOBBER ); return ret; } @@ -389,7 +391,7 @@ static int emulate_stw(struct pt_regs *regs, int frreg, int flop) " .previous\n" : "=r" (ret) : "r" (val), "r" (regs->ior), "r" (regs->isr) - : "r19", "r20", "r21", "r22", "r1" ); + : "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER ); return 0; } @@ -450,7 +452,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) " .previous\n" : "=r" (ret) : "r" (val), "r" (regs->ior), "r" (regs->isr) - : "r19", "r20", "r21", "r22", "r1" ); + : "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER ); #else { unsigned long valh=(val>>32),vall=(val&0xffffffffl); @@ -495,7 +497,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) " .previous\n" : "=r" (ret) : "r" (valh), "r" (vall), "r" (regs->ior), "r" (regs->isr) - : "r19", "r20", "r21", "r1" ); + : "r19", "r20", "r21", "r1", FIXUP_BRANCH_CLOBBER ); } #endif diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index e922a88b2bad..2643dbc3f289 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -30,6 +30,10 @@ config GENERIC_HARDIRQS bool default y +config IRQ_PER_CPU + bool + default y + config RWSEM_GENERIC_SPINLOCK bool @@ -336,7 +340,7 @@ config PPC_ISERIES config EMBEDDED6xx bool "Embedded 6xx/7xx/7xxx-based board" - depends on PPC32 && BROKEN + depends on PPC32 && (BROKEN||BROKEN_ON_SMP) config APUS bool "Amiga-APUS" @@ -413,12 +417,17 @@ config PPC_CELL_NATIVE default n config PPC_IBM_CELL_BLADE - bool " IBM Cell Blade" + bool "IBM Cell Blade" depends on PPC_MULTIPLATFORM && PPC64 select PPC_CELL_NATIVE select PPC_RTAS select MMIO_NVRAM select PPC_UDBG_16550 + select UDBG_RTAS_CONSOLE + +config UDBG_RTAS_CONSOLE + bool + default n config XICS depends on PPC_PSERIES @@ -431,7 +440,8 @@ config U3_DART default n config MPIC - depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE || PPC_CHRP + depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE || PPC_CHRP \ + || MPC7448HPC2 bool default y @@ -557,6 +567,13 @@ config TAU_AVERAGE /proc/cpuinfo. If in doubt, say N here. + +config PPC_TODC + depends on EMBEDDED6xx + bool "Generic Time-of-day Clock (TODC) support" + ---help--- + This adds support for many TODC/RTC chips. + endmenu source arch/powerpc/platforms/embedded6xx/Kconfig @@ -618,16 +635,19 @@ config HOTPLUG_CPU Say N if you are unsure. +config ARCH_ENABLE_MEMORY_HOTPLUG + def_bool y + config KEXEC bool "kexec system call (EXPERIMENTAL)" depends on PPC_MULTIPLATFORM && EXPERIMENTAL help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot - but it is indepedent of the system firmware. And like a reboot + but it is independent of the system firmware. And like a reboot you can start any kernel with it, not just Linux. - The name comes from the similiarity to the exec system call. + The name comes from the similarity to the exec system call. It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not @@ -794,7 +814,6 @@ config GENERIC_ISA_DMA config PPC_I8259 bool - default y if MPC8641_HPCN default n config PPC_INDIRECT_PCI @@ -817,7 +836,8 @@ config MCA bool config PCI - bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_86xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES) + bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES) \ + || MPC7448HPC2 default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !PPC_85xx && !PPC_86xx default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS default PCI_QSPAN if !4xx && !CPM2 && 8xx diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug index c69006ae8246..e29ef77d3b00 100644 --- a/arch/powerpc/Kconfig.debug +++ b/arch/powerpc/Kconfig.debug @@ -134,12 +134,19 @@ config PPC_EARLY_DEBUG_G5 help Select this to enable early debugging for Apple G5 machines. -config PPC_EARLY_DEBUG_RTAS +config PPC_EARLY_DEBUG_RTAS_PANEL bool "RTAS Panel" depends on PPC_RTAS help Select this to enable early debugging via the RTAS panel. +config PPC_EARLY_DEBUG_RTAS_CONSOLE + bool "RTAS Console" + depends on PPC_RTAS + select UDBG_RTAS_CONSOLE + help + Select this to enable early debugging via the RTAS console. + config PPC_EARLY_DEBUG_MAPLE bool "Maple real mode" depends on PPC_MAPLE diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig index b8b8d4675dc0..e028a2ecb8a3 100644 --- a/arch/powerpc/configs/cell_defconfig +++ b/arch/powerpc/configs/cell_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.17 -# Mon Jun 19 17:23:03 2006 +# Linux kernel version: 2.6.17-rc6 +# Thu Jun 22 15:28:36 2006 # CONFIG_PPC64=y CONFIG_64BIT=y @@ -1063,7 +1063,8 @@ CONFIG_DEBUG_FS=y # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set CONFIG_DEBUGGER=y -# CONFIG_XMON is not set +CONFIG_XMON=y +CONFIG_XMON_DEFAULT=y CONFIG_IRQSTACKS=y # CONFIG_BOOTX_TEXT is not set # CONFIG_PPC_EARLY_DEBUG is not set diff --git a/arch/powerpc/configs/mpc7448_hpc2_defconfig b/arch/powerpc/configs/mpc7448_hpc2_defconfig new file mode 100644 index 000000000000..15a50f4ceb1f --- /dev/null +++ b/arch/powerpc/configs/mpc7448_hpc2_defconfig @@ -0,0 +1,923 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.17-rc4 +# Sat May 27 18:45:55 2006 +# +# CONFIG_PPC64 is not set +CONFIG_PPC32=y +CONFIG_PPC_MERGE=y +CONFIG_MMU=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_RWSEM_XCHGADD_ALGORITHM=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_PPC=y +CONFIG_EARLY_PRINTK=y +CONFIG_GENERIC_NVRAM=y +CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y +CONFIG_ARCH_MAY_HAVE_PC_FDC=y +CONFIG_PPC_OF=y +CONFIG_PPC_UDBG_16550=y +# CONFIG_GENERIC_TBSYNC is not set +CONFIG_DEFAULT_UIMAGE=y + +# +# Processor support +# +CONFIG_CLASSIC32=y +# CONFIG_PPC_52xx is not set +# CONFIG_PPC_82xx is not set +# CONFIG_PPC_83xx is not set +# CONFIG_PPC_85xx is not set +# CONFIG_40x is not set +# CONFIG_44x is not set +# CONFIG_8xx is not set +# CONFIG_E200 is not set +CONFIG_6xx=y +CONFIG_PPC_FPU=y +# CONFIG_ALTIVEC is not set +CONFIG_PPC_STD_MMU=y +CONFIG_PPC_STD_MMU_32=y +# CONFIG_SMP is not set + +# +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 + +# +# General setup +# +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +# CONFIG_POSIX_MQUEUE is not set +# CONFIG_BSD_PROCESS_ACCT is not set +CONFIG_SYSCTL=y +# CONFIG_AUDIT is not set +# CONFIG_IKCONFIG is not set +# CONFIG_RELAY is not set +CONFIG_INITRAMFS_SOURCE="" +# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_EMBEDDED=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_EPOLL=y +CONFIG_SHMEM=y +CONFIG_SLAB=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 +# CONFIG_SLOB is not set + +# +# Loadable module support +# +# CONFIG_MODULES is not set + +# +# Block layer +# +CONFIG_LBD=y +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" + +# +# Platform support +# +# CONFIG_PPC_MULTIPLATFORM is not set +# CONFIG_PPC_ISERIES is not set +CONFIG_EMBEDDED6xx=y +# CONFIG_APUS is not set +CONFIG_MPIC=y +# CONFIG_PPC_RTAS is not set +# CONFIG_MMIO_NVRAM is not set +# CONFIG_PPC_MPC106 is not set +# CONFIG_PPC_970_NAP is not set +# CONFIG_CPU_FREQ is not set +# CONFIG_TAU is not set +# CONFIG_KATANA is not set +# CONFIG_WILLOW is not set +# CONFIG_CPCI690 is not set +# CONFIG_POWERPMC250 is not set +# CONFIG_CHESTNUT is not set +# CONFIG_SPRUCE is not set +# CONFIG_HDPU is not set +# CONFIG_EV64260 is not set +# CONFIG_LOPEC is not set +# CONFIG_MVME5100 is not set +# CONFIG_PPLUS is not set +# CONFIG_PRPMC750 is not set +# CONFIG_PRPMC800 is not set +# CONFIG_SANDPOINT is not set +CONFIG_MPC7448HPC2=y +# CONFIG_RADSTONE_PPC7D is not set +# CONFIG_PAL4 is not set +# CONFIG_GEMINI is not set +# CONFIG_EST8260 is not set +# CONFIG_SBC82xx is not set +# CONFIG_SBS8260 is not set +# CONFIG_RPX8260 is not set +# CONFIG_TQM8260 is not set +# CONFIG_ADS8272 is not set +# CONFIG_PQ2FADS is not set +# CONFIG_LITE5200 is not set +# CONFIG_EV64360 is not set +CONFIG_TSI108_BRIDGE=y +# CONFIG_WANT_EARLY_SERIAL is not set + +# +# Kernel options +# +# CONFIG_HIGHMEM is not set +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +CONFIG_BINFMT_ELF=y +CONFIG_BINFMT_MISC=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPLIT_PTLOCK_CPUS=4 +CONFIG_PROC_DEVICETREE=y +# CONFIG_CMDLINE_BOOL is not set +# CONFIG_PM is not set +# CONFIG_SOFTWARE_SUSPEND is not set +# CONFIG_SECCOMP is not set +CONFIG_ISA_DMA_API=y + +# +# Bus options +# +CONFIG_GENERIC_ISA_DMA=y +# CONFIG_PPC_I8259 is not set +# CONFIG_PPC_INDIRECT_PCI is not set +CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y + +# +# PCCARD (PCMCIA/CardBus) support +# +# CONFIG_PCCARD is not set + +# +# PCI Hotplug Support +# +# CONFIG_HOTPLUG_PCI is not set + +# +# Advanced setup +# +# CONFIG_ADVANCED_OPTIONS is not set + +# +# Default settings for advanced configuration options are used +# +CONFIG_HIGHMEM_START=0xfe000000 +CONFIG_LOWMEM_SIZE=0x30000000 +CONFIG_KERNEL_START=0xc0000000 +CONFIG_TASK_SIZE=0x80000000 +CONFIG_BOOT_LOAD=0x00800000 + +# +# Networking +# +CONFIG_NET=y + +# +# Networking options +# +# CONFIG_NETDEBUG is not set +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +# CONFIG_NET_KEY is not set +CONFIG_INET=y +CONFIG_IP_MULTICAST=y +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_IP_PNP_BOOTP=y +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_IP_MROUTE is not set +# CONFIG_ARPD is not set +CONFIG_SYN_COOKIES=y +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +# CONFIG_INET_TUNNEL is not set +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_BIC=y +# CONFIG_IPV6 is not set +# CONFIG_INET6_XFRM_TUNNEL is not set +# CONFIG_INET6_TUNNEL is not set +# CONFIG_NETFILTER is not set + +# +# DCCP Configuration (EXPERIMENTAL) +# +# CONFIG_IP_DCCP is not set + +# +# SCTP Configuration (EXPERIMENTAL) +# +# CONFIG_IP_SCTP is not set + +# +# TIPC Configuration (EXPERIMENTAL) +# +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_NET_DIVERT is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set + +# +# QoS and/or fair queueing +# +# CONFIG_NET_SCHED is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_HAMRADIO is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_IEEE80211 is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +# CONFIG_FW_LOADER is not set + +# +# Connector - unified userspace <-> kernelspace linker +# +# CONFIG_CONNECTOR is not set + +# +# Memory Technology Devices (MTD) +# +# CONFIG_MTD is not set + +# +# Parallel port support +# +# CONFIG_PARPORT is not set + +# +# Plug and Play support +# + +# +# Block devices +# +# CONFIG_BLK_DEV_FD is not set +# CONFIG_BLK_CPQ_DA is not set +# CONFIG_BLK_CPQ_CISS_DA is not set +# CONFIG_BLK_DEV_DAC960 is not set +# CONFIG_BLK_DEV_UMEM is not set +# CONFIG_BLK_DEV_COW_COMMON is not set +CONFIG_BLK_DEV_LOOP=y +# CONFIG_BLK_DEV_CRYPTOLOOP is not set +# CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_SX8 is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=131072 +CONFIG_BLK_DEV_INITRD=y +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set + +# +# ATA/ATAPI/MFM/RLL support +# +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_PROC_FS=y + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +# CONFIG_BLK_DEV_SR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set + +# +# Some SCSI devices (e.g. CD jukebox) support multiple LUNs +# +# CONFIG_SCSI_MULTI_LUN is not set +# CONFIG_SCSI_CONSTANTS is not set +# CONFIG_SCSI_LOGGING is not set + +# +# SCSI Transport Attributes +# +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_ATTRS is not set + +# +# SCSI low-level drivers +# +# CONFIG_ISCSI_TCP is not set +# CONFIG_BLK_DEV_3W_XXXX_RAID is not set +# CONFIG_SCSI_3W_9XXX is not set +# CONFIG_SCSI_ACARD is not set +# CONFIG_SCSI_AACRAID is not set +# CONFIG_SCSI_AIC7XXX is not set +# CONFIG_SCSI_AIC7XXX_OLD is not set +# CONFIG_SCSI_AIC79XX is not set +# CONFIG_SCSI_DPT_I2O is not set +# CONFIG_MEGARAID_NEWGEN is not set +# CONFIG_MEGARAID_LEGACY is not set +# CONFIG_MEGARAID_SAS is not set +CONFIG_SCSI_SATA=y +# CONFIG_SCSI_SATA_AHCI is not set +# CONFIG_SCSI_SATA_SVW is not set +# CONFIG_SCSI_ATA_PIIX is not set +CONFIG_SCSI_SATA_MV=y +# CONFIG_SCSI_SATA_NV is not set +# CONFIG_SCSI_PDC_ADMA is not set +# CONFIG_SCSI_SATA_QSTOR is not set +# CONFIG_SCSI_SATA_PROMISE is not set +# CONFIG_SCSI_SATA_SX4 is not set +# CONFIG_SCSI_SATA_SIL is not set +# CONFIG_SCSI_SATA_SIL24 is not set +# CONFIG_SCSI_SATA_SIS is not set +# CONFIG_SCSI_SATA_ULI is not set +# CONFIG_SCSI_SATA_VIA is not set +# CONFIG_SCSI_SATA_VITESSE is not set +# CONFIG_SCSI_BUSLOGIC is not set +# CONFIG_SCSI_DMX3191D is not set +# CONFIG_SCSI_EATA is not set +# CONFIG_SCSI_FUTURE_DOMAIN is not set +# CONFIG_SCSI_GDTH is not set +# CONFIG_SCSI_IPS is not set +# CONFIG_SCSI_INITIO is not set +# CONFIG_SCSI_INIA100 is not set +# CONFIG_SCSI_SYM53C8XX_2 is not set +# CONFIG_SCSI_IPR is not set +# CONFIG_SCSI_QLOGIC_1280 is not set +# CONFIG_SCSI_QLA_FC is not set +# CONFIG_SCSI_LPFC is not set +# CONFIG_SCSI_DC395x is not set +# CONFIG_SCSI_DC390T is not set +# CONFIG_SCSI_NSP32 is not set +# CONFIG_SCSI_DEBUG is not set + +# +# Multi-device support (RAID and LVM) +# +# CONFIG_MD is not set + +# +# Fusion MPT device support +# +# CONFIG_FUSION is not set +# CONFIG_FUSION_SPI is not set +# CONFIG_FUSION_FC is not set +# CONFIG_FUSION_SAS is not set + +# +# IEEE 1394 (FireWire) support +# +# CONFIG_IEEE1394 is not set + +# +# I2O device support +# +# CONFIG_I2O is not set + +# +# Macintosh device drivers +# +# CONFIG_WINDFARM is not set + +# +# Network device support +# +CONFIG_NETDEVICES=y +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set + +# +# ARCnet devices +# +# CONFIG_ARCNET is not set + +# +# PHY device support +# +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set + +# +# Ethernet (10 or 100Mbit) +# +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_HAPPYMEAL is not set +# CONFIG_SUNGEM is not set +# CONFIG_CASSINI is not set +# CONFIG_NET_VENDOR_3COM is not set + +# +# Tulip family network device support +# +# CONFIG_NET_TULIP is not set +# CONFIG_HP100 is not set +CONFIG_NET_PCI=y +# CONFIG_PCNET32 is not set +# CONFIG_AMD8111_ETH is not set +# CONFIG_ADAPTEC_STARFIRE is not set +# CONFIG_B44 is not set +# CONFIG_FORCEDETH is not set +# CONFIG_DGRS is not set +# CONFIG_EEPRO100 is not set +CONFIG_E100=y +# CONFIG_FEALNX is not set +# CONFIG_NATSEMI is not set +# CONFIG_NE2K_PCI is not set +# CONFIG_8139CP is not set +CONFIG_8139TOO=y +# CONFIG_8139TOO_PIO is not set +# CONFIG_8139TOO_TUNE_TWISTER is not set +# CONFIG_8139TOO_8129 is not set +# CONFIG_8139_OLD_RX_RESET is not set +# CONFIG_SIS900 is not set +# CONFIG_EPIC100 is not set +# CONFIG_SUNDANCE is not set +# CONFIG_TLAN is not set +# CONFIG_VIA_RHINE is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_ACENIC is not set +# CONFIG_DL2K is not set +# CONFIG_E1000 is not set +# CONFIG_NS83820 is not set +# CONFIG_HAMACHI is not set +# CONFIG_YELLOWFIN is not set +# CONFIG_R8169 is not set +# CONFIG_SIS190 is not set +# CONFIG_SKGE is not set +# CONFIG_SKY2 is not set +# CONFIG_SK98LIN is not set +# CONFIG_VIA_VELOCITY is not set +# CONFIG_TIGON3 is not set +# CONFIG_BNX2 is not set +CONFIG_TSI108_ETH=y + +# +# Ethernet (10000 Mbit) +# +# CONFIG_CHELSIO_T1 is not set +# CONFIG_IXGB is not set +# CONFIG_S2IO is not set + +# +# Token Ring devices +# +# CONFIG_TR is not set + +# +# Wireless LAN (non-hamradio) +# +# CONFIG_NET_RADIO is not set + +# +# Wan interfaces +# +# CONFIG_WAN is not set +# CONFIG_FDDI is not set +# CONFIG_HIPPI is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_NET_FC is not set +# CONFIG_SHAPER is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set + +# +# ISDN subsystem +# +# CONFIG_ISDN is not set + +# +# Telephony Support +# +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_TSDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_PCI=y +CONFIG_SERIAL_8250_NR_UARTS=4 +CONFIG_SERIAL_8250_RUNTIME_UARTS=4 +# CONFIG_SERIAL_8250_EXTENDED is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_JSM is not set +CONFIG_UNIX98_PTYS=y +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 + +# +# IPMI +# +# CONFIG_IPMI_HANDLER is not set + +# +# Watchdog Cards +# +# CONFIG_WATCHDOG is not set +# CONFIG_NVRAM is not set +CONFIG_GEN_RTC=y +# CONFIG_GEN_RTC_X is not set +# CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set + +# +# Ftape, the floppy tape device driver +# +# CONFIG_AGP is not set +# CONFIG_DRM is not set +# CONFIG_RAW_DRIVER is not set + +# +# TPM devices +# +# CONFIG_TCG_TPM is not set +# CONFIG_TELCLOCK is not set + +# +# I2C support +# +# CONFIG_I2C is not set + +# +# SPI support +# +# CONFIG_SPI is not set +# CONFIG_SPI_MASTER is not set + +# +# Dallas's 1-wire bus +# +# CONFIG_W1 is not set + +# +# Hardware Monitoring support +# +CONFIG_HWMON=y +# CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_F71805F is not set +# CONFIG_HWMON_DEBUG_CHIP is not set + +# +# Misc devices +# + +# +# Multimedia devices +# +# CONFIG_VIDEO_DEV is not set + +# +# Digital Video Broadcasting Devices +# +# CONFIG_DVB is not set + +# +# Graphics support +# +# CONFIG_FB is not set + +# +# Sound +# +# CONFIG_SOUND is not set + +# +# USB support +# +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y +# CONFIG_USB is not set + +# +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# USB Gadget Support +# +# CONFIG_USB_GADGET is not set + +# +# MMC/SD Card support +# +# CONFIG_MMC is not set + +# +# LED devices +# +# CONFIG_NEW_LEDS is not set + +# +# LED drivers +# + +# +# LED Triggers +# + +# +# InfiniBand support +# +# CONFIG_INFINIBAND is not set + +# +# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) +# + +# +# Real Time Clock +# +# CONFIG_RTC_CLASS is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +# CONFIG_EXT3_FS_POSIX_ACL is not set +# CONFIG_EXT3_FS_SECURITY is not set +CONFIG_JBD=y +# CONFIG_JBD_DEBUG is not set +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +# CONFIG_FS_POSIX_ACL is not set +# CONFIG_XFS_FS is not set +# CONFIG_OCFS2_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_ROMFS_FS is not set +CONFIG_INOTIFY=y +# CONFIG_QUOTA is not set +CONFIG_DNOTIFY=y +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +# CONFIG_MSDOS_FS is not set +# CONFIG_VFAT_FS is not set +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_KCORE=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +# CONFIG_HUGETLB_PAGE is not set +CONFIG_RAMFS=y +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set + +# +# Network File Systems +# +CONFIG_NFS_FS=y +# CONFIG_NFS_V3 is not set +# CONFIG_NFS_V4 is not set +# CONFIG_NFS_DIRECTIO is not set +# CONFIG_NFSD is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set +# CONFIG_9P_FS is not set + +# +# Partition Types +# +CONFIG_PARTITION_ADVANCED=y +# CONFIG_ACORN_PARTITION is not set +# CONFIG_OSF_PARTITION is not set +# CONFIG_AMIGA_PARTITION is not set +# CONFIG_ATARI_PARTITION is not set +# CONFIG_MAC_PARTITION is not set +CONFIG_MSDOS_PARTITION=y +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_MINIX_SUBPARTITION is not set +# CONFIG_SOLARIS_X86_PARTITION is not set +# CONFIG_UNIXWARE_DISKLABEL is not set +# CONFIG_LDM_PARTITION is not set +# CONFIG_SGI_PARTITION is not set +# CONFIG_ULTRIX_PARTITION is not set +# CONFIG_SUN_PARTITION is not set +# CONFIG_KARMA_PARTITION is not set +# CONFIG_EFI_PARTITION is not set + +# +# Native Language Support +# +# CONFIG_NLS is not set + +# +# Library routines +# +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +CONFIG_CRC32=y +# CONFIG_LIBCRC32C is not set + +# +# Instrumentation Support +# +# CONFIG_PROFILING is not set + +# +# Kernel hacking +# +# CONFIG_PRINTK_TIME is not set +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_DEBUG_KERNEL is not set +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_DEBUG_FS is not set +# CONFIG_UNWIND_INFO is not set +# CONFIG_BOOTX_TEXT is not set +# CONFIG_SERIAL_TEXT_DEBUG is not set +# CONFIG_PPC_EARLY_DEBUG_LPAR is not set +# CONFIG_PPC_EARLY_DEBUG_G5 is not set +# CONFIG_PPC_EARLY_DEBUG_RTAS is not set +# CONFIG_PPC_EARLY_DEBUG_MAPLE is not set +# CONFIG_PPC_EARLY_DEBUG_ISERIES is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set + +# +# Cryptographic options +# +# CONFIG_CRYPTO is not set + +# +# Hardware crypto devices +# diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 803858e86160..814f242aeb8c 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -50,7 +50,8 @@ extra-$(CONFIG_FSL_BOOKE) := head_fsl_booke.o extra-$(CONFIG_8xx) := head_8xx.o extra-y += vmlinux.lds -obj-y += time.o prom.o traps.o setup-common.o udbg.o +obj-y += time.o prom.o traps.o setup-common.o \ + udbg.o misc.o obj-$(CONFIG_PPC32) += entry_32.o setup_32.o misc_32.o obj-$(CONFIG_PPC64) += misc_64.o dma_64.o iommu.o obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o diff --git a/arch/powerpc/kernel/cpu_setup_power4.S b/arch/powerpc/kernel/cpu_setup_power4.S index 271418308d53..1fc863261003 100644 --- a/arch/powerpc/kernel/cpu_setup_power4.S +++ b/arch/powerpc/kernel/cpu_setup_power4.S @@ -125,7 +125,12 @@ _GLOBAL(__save_cpu_setup) cmpwi r0,0x44 bne 2f -1: /* Save HID0,1,4 and 5 */ +1: /* skip if not running in HV mode */ + mfmsr r0 + rldicl. r0,r0,4,63 + beq 2f + + /* Save HID0,1,4 and 5 */ mfspr r3,SPRN_HID0 std r3,CS_HID0(r5) mfspr r3,SPRN_HID1 @@ -159,7 +164,12 @@ _GLOBAL(__restore_cpu_setup) cmpwi r0,0x44 bnelr -1: /* Before accessing memory, we make sure rm_ci is clear */ +1: /* skip if not running in HV mode */ + mfmsr r0 + rldicl. r0,r0,4,63 + beqlr + + /* Before accessing memory, we make sure rm_ci is clear */ li r0,0 mfspr r3,SPRN_HID4 rldimi r3,r0,40,23 /* clear bit 23 (rm_ci) */ diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 1c114880dc05..abf7d42a8b07 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -722,18 +722,6 @@ struct cpu_spec cpu_specs[] = { .oprofile_type = PPC_OPROFILE_G4, .platform = "ppc7450", }, - { /* 8641 */ - .pvr_mask = 0xffffffff, - .pvr_value = 0x80040010, - .cpu_name = "8641", - .cpu_features = CPU_FTRS_7447A, - .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP, - .icache_bsize = 32, - .dcache_bsize = 32, - .num_pmcs = 6, - .cpu_setup = __setup_cpu_745x - }, - { /* 82xx (8240, 8245, 8260 are all 603e cores) */ .pvr_mask = 0x7fff0000, .pvr_value = 0x00810000, diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index e253a45dcf10..358cecdc6aef 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c @@ -24,9 +24,11 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/types.h> +#include <linux/irq.h> #include <asm/processor.h> #include <asm/machdep.h> +#include <asm/kexec.h> #include <asm/kdump.h> #include <asm/lmb.h> #include <asm/firmware.h> @@ -41,6 +43,7 @@ /* This keeps a track of which one is crashing cpu. */ int crashing_cpu = -1; +static cpumask_t cpus_in_crash = CPU_MASK_NONE; static u32 *append_elf_note(u32 *buf, char *name, unsigned type, void *data, size_t data_len) @@ -98,34 +101,66 @@ static void crash_save_this_cpu(struct pt_regs *regs, int cpu) } #ifdef CONFIG_SMP -static atomic_t waiting_for_crash_ipi; +static atomic_t enter_on_soft_reset = ATOMIC_INIT(0); void crash_ipi_callback(struct pt_regs *regs) { int cpu = smp_processor_id(); - if (cpu == crashing_cpu) - return; - if (!cpu_online(cpu)) return; - if (ppc_md.kexec_cpu_down) - ppc_md.kexec_cpu_down(1, 1); - local_irq_disable(); + if (!cpu_isset(cpu, cpus_in_crash)) + crash_save_this_cpu(regs, cpu); + cpu_set(cpu, cpus_in_crash); - crash_save_this_cpu(regs, cpu); - atomic_dec(&waiting_for_crash_ipi); + /* + * Entered via soft-reset - could be the kdump + * process is invoked using soft-reset or user activated + * it if some CPU did not respond to an IPI. + * For soft-reset, the secondary CPU can enter this func + * twice. 1 - using IPI, and 2. soft-reset. + * Tell the kexec CPU that entered via soft-reset and ready + * to go down. + */ + if (cpu_isset(cpu, cpus_in_sr)) { + cpu_clear(cpu, cpus_in_sr); + atomic_inc(&enter_on_soft_reset); + } + + /* + * Starting the kdump boot. + * This barrier is needed to make sure that all CPUs are stopped. + * If not, soft-reset will be invoked to bring other CPUs. + */ + while (!cpu_isset(crashing_cpu, cpus_in_crash)) + cpu_relax(); + + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(1, 1); kexec_smp_wait(); /* NOTREACHED */ } -static void crash_kexec_prepare_cpus(void) +/* + * Wait until all CPUs are entered via soft-reset. + */ +static void crash_soft_reset_check(int cpu) +{ + unsigned int ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */ + + cpu_clear(cpu, cpus_in_sr); + while (atomic_read(&enter_on_soft_reset) != ncpus) + cpu_relax(); +} + + +static void crash_kexec_prepare_cpus(int cpu) { unsigned int msecs; - atomic_set(&waiting_for_crash_ipi, num_online_cpus() - 1); + unsigned int ncpus = num_online_cpus() - 1;/* Excluding the panic cpu */ crash_send_ipi(crash_ipi_callback); smp_wmb(); @@ -133,14 +168,13 @@ static void crash_kexec_prepare_cpus(void) /* * FIXME: Until we will have the way to stop other CPUSs reliabally, * the crash CPU will send an IPI and wait for other CPUs to - * respond. If not, proceed the kexec boot even though we failed to - * capture other CPU states. + * respond. * Delay of at least 10 seconds. */ - printk(KERN_ALERT "Sending IPI to other cpus...\n"); + printk(KERN_EMERG "Sending IPI to other cpus...\n"); msecs = 10000; - while ((atomic_read(&waiting_for_crash_ipi) > 0) && (--msecs > 0)) { - barrier(); + while ((cpus_weight(cpus_in_crash) < ncpus) && (--msecs > 0)) { + cpu_relax(); mdelay(1); } @@ -149,18 +183,71 @@ static void crash_kexec_prepare_cpus(void) /* * FIXME: In case if we do not get all CPUs, one possibility: ask the * user to do soft reset such that we get all. - * IPI handler is already set by the panic cpu initially. Therefore, - * all cpus could invoke this handler from die() and the panic CPU - * will call machine_kexec() directly from this handler to do - * kexec boot. + * Soft-reset will be used until better mechanism is implemented. + */ + if (cpus_weight(cpus_in_crash) < ncpus) { + printk(KERN_EMERG "done waiting: %d cpu(s) not responding\n", + ncpus - cpus_weight(cpus_in_crash)); + printk(KERN_EMERG "Activate soft-reset to stop other cpu(s)\n"); + cpus_in_sr = CPU_MASK_NONE; + atomic_set(&enter_on_soft_reset, 0); + while (cpus_weight(cpus_in_crash) < ncpus) + cpu_relax(); + } + /* + * Make sure all CPUs are entered via soft-reset if the kdump is + * invoked using soft-reset. */ - if (atomic_read(&waiting_for_crash_ipi)) - printk(KERN_ALERT "done waiting: %d cpus not responding\n", - atomic_read(&waiting_for_crash_ipi)); + if (cpu_isset(cpu, cpus_in_sr)) + crash_soft_reset_check(cpu); /* Leave the IPI callback set */ } + +/* + * This function will be called by secondary cpus or by kexec cpu + * if soft-reset is activated to stop some CPUs. + */ +void crash_kexec_secondary(struct pt_regs *regs) +{ + int cpu = smp_processor_id(); + unsigned long flags; + int msecs = 5; + + local_irq_save(flags); + /* Wait 5ms if the kexec CPU is not entered yet. */ + while (crashing_cpu < 0) { + if (--msecs < 0) { + /* + * Either kdump image is not loaded or + * kdump process is not started - Probably xmon + * exited using 'x'(exit and recover) or + * kexec_should_crash() failed for all running tasks. + */ + cpu_clear(cpu, cpus_in_sr); + local_irq_restore(flags); + return; + } + mdelay(1); + cpu_relax(); + } + if (cpu == crashing_cpu) { + /* + * Panic CPU will enter this func only via soft-reset. + * Wait until all secondary CPUs entered and + * then start kexec boot. + */ + crash_soft_reset_check(cpu); + cpu_set(crashing_cpu, cpus_in_crash); + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(1, 0); + machine_kexec(kexec_crash_image); + /* NOTREACHED */ + } + crash_ipi_callback(regs); +} + #else -static void crash_kexec_prepare_cpus(void) +static void crash_kexec_prepare_cpus(int cpu) { /* * move the secondarys to us so that we can copy @@ -171,6 +258,10 @@ static void crash_kexec_prepare_cpus(void) smp_release_cpus(); } +void crash_kexec_secondary(struct pt_regs *regs) +{ + cpus_in_sr = CPU_MASK_NONE; +} #endif void default_machine_crash_shutdown(struct pt_regs *regs) @@ -190,23 +281,23 @@ void default_machine_crash_shutdown(struct pt_regs *regs) local_irq_disable(); for_each_irq(irq) { - struct irq_desc *desc = irq_descp(irq); + struct irq_desc *desc = irq_desc + irq; if (desc->status & IRQ_INPROGRESS) - desc->handler->end(irq); + desc->chip->end(irq); if (!(desc->status & IRQ_DISABLED)) - desc->handler->disable(irq); + desc->chip->disable(irq); } - if (ppc_md.kexec_cpu_down) - ppc_md.kexec_cpu_down(1, 0); - /* * Make a note of crashing cpu. Will be used in machine_kexec * such that another IPI will not be sent. */ crashing_cpu = smp_processor_id(); - crash_kexec_prepare_cpus(); crash_save_this_cpu(regs, crashing_cpu); + crash_kexec_prepare_cpus(crashing_cpu); + cpu_set(crashing_cpu, cpus_in_crash); + if (ppc_md.kexec_cpu_down) + ppc_md.kexec_cpu_down(1, 0); } diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index 831acbdf2592..8cfd040d1f50 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -85,34 +85,6 @@ END_FTR_SECTION(0, 1) /* Catch branch to 0 in real mode */ trap -#ifdef CONFIG_PPC_ISERIES - /* - * At offset 0x20, there is a pointer to iSeries LPAR data. - * This is required by the hypervisor - */ - . = 0x20 - .llong hvReleaseData-KERNELBASE - - /* - * At offset 0x28 and 0x30 are offsets to the mschunks_map - * array (used by the iSeries LPAR debugger to do translation - * between physical addresses and absolute addresses) and - * to the pidhash table (also used by the debugger) - */ - .llong mschunks_map-KERNELBASE - .llong 0 /* pidhash-KERNELBASE SFRXXX */ - - /* Offset 0x38 - Pointer to start of embedded System.map */ - .globl embedded_sysmap_start -embedded_sysmap_start: - .llong 0 - /* Offset 0x40 - Pointer to end of embedded System.map */ - .globl embedded_sysmap_end -embedded_sysmap_end: - .llong 0 - -#endif /* CONFIG_PPC_ISERIES */ - /* Secondary processors spin on this value until it goes to 1. */ .globl __secondary_hold_spinloop __secondary_hold_spinloop: @@ -124,6 +96,15 @@ __secondary_hold_spinloop: __secondary_hold_acknowledge: .llong 0x0 +#ifdef CONFIG_PPC_ISERIES + /* + * At offset 0x20, there is a pointer to iSeries LPAR data. + * This is required by the hypervisor + */ + . = 0x20 + .llong hvReleaseData-KERNELBASE +#endif /* CONFIG_PPC_ISERIES */ + . = 0x60 /* * The following code is used on pSeries to hold secondary processors @@ -1602,9 +1583,6 @@ _GLOBAL(__start_initialization_multiplatform) /* Setup some critical 970 SPRs before switching MMU off */ bl .__970_cpu_preinit - /* cpu # */ - li r24,0 - /* Switch off MMU if not already */ LOAD_REG_IMMEDIATE(r4, .__after_prom_start - KERNELBASE) add r4,r4,r30 @@ -1683,6 +1661,9 @@ _STATIC(__after_prom_start) /* i.e. where we are running */ /* the source addr */ + cmpdi r4,0 /* In some cases the loader may */ + beq .start_here_multiplatform /* have already put us at zero */ + /* so we can skip the copy. */ LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */ sub r5,r5,r27 @@ -1962,14 +1943,6 @@ _STATIC(start_here_common) li r3,0 bl .do_cpu_ftr_fixups - LOAD_REG_IMMEDIATE(r26, boot_cpuid) - lwz r26,0(r26) - - LOAD_REG_IMMEDIATE(r24, paca) /* Get base vaddr of paca array */ - mulli r13,r26,PACA_SIZE /* Calculate vaddr of right paca */ - add r13,r13,r24 /* for this processor. */ - mtspr SPRN_SPRG3,r13 - /* ptr to current */ LOAD_REG_IMMEDIATE(r4, init_task) std r4,PACACURRENT(r13) @@ -1995,17 +1968,6 @@ _STATIC(start_here_common) /* Not reached */ BUG_OPCODE -/* Put the paca pointer into r13 and SPRG3 */ -_GLOBAL(setup_boot_paca) - LOAD_REG_IMMEDIATE(r3, boot_cpuid) - lwz r3,0(r3) - LOAD_REG_IMMEDIATE(r4, paca) /* Get base vaddr of paca array */ - mulli r3,r3,PACA_SIZE /* Calculate vaddr of right paca */ - add r13,r3,r4 /* for this processor. */ - mtspr SPRN_SPRG3,r13 - - blr - /* * We put a few things here that have to be page-aligned. * This stuff goes at the beginning of the bss, which is page-aligned. diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 7cb77c20fc5d..3d677ac99659 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -38,6 +38,7 @@ #include <asm/iommu.h> #include <asm/pci-bridge.h> #include <asm/machdep.h> +#include <asm/kdump.h> #define DBG(...) @@ -440,8 +441,37 @@ struct iommu_table *iommu_init_table(struct iommu_table *tbl, int nid) tbl->it_largehint = tbl->it_halfpoint; spin_lock_init(&tbl->it_lock); +#ifdef CONFIG_CRASH_DUMP + if (ppc_md.tce_get) { + unsigned long index, tceval; + unsigned long tcecount = 0; + + /* + * Reserve the existing mappings left by the first kernel. + */ + for (index = 0; index < tbl->it_size; index++) { + tceval = ppc_md.tce_get(tbl, index + tbl->it_offset); + /* + * Freed TCE entry contains 0x7fffffffffffffff on JS20 + */ + if (tceval && (tceval != 0x7fffffffffffffffUL)) { + __set_bit(index, tbl->it_map); + tcecount++; + } + } + if ((tbl->it_size - tcecount) < KDUMP_MIN_TCE_ENTRIES) { + printk(KERN_WARNING "TCE table is full; "); + printk(KERN_WARNING "freeing %d entries for the kdump boot\n", + KDUMP_MIN_TCE_ENTRIES); + for (index = tbl->it_size - KDUMP_MIN_TCE_ENTRIES; + index < tbl->it_size; index++) + __clear_bit(index, tbl->it_map); + } + } +#else /* Clear the hardware table in case firmware left allocations in it */ ppc_md.tce_free(tbl, tbl->it_offset, tbl->it_size); +#endif if (!welcomed) { printk(KERN_INFO "IOMMU table initialized, virtual merging %s\n", diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 40d4c14fde8f..24f6050aa4ab 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -120,8 +120,8 @@ int show_interrupts(struct seq_file *p, void *v) #else seq_printf(p, "%10u ", kstat_irqs(i)); #endif /* CONFIG_SMP */ - if (desc->handler) - seq_printf(p, " %s ", desc->handler->typename); + if (desc->chip) + seq_printf(p, " %s ", desc->chip->typename); else seq_puts(p, " None "); seq_printf(p, "%s", (desc->status & IRQ_LEVEL) ? "Level " : "Edge "); @@ -164,13 +164,13 @@ void fixup_irqs(cpumask_t map) if (irq_desc[irq].status & IRQ_PER_CPU) continue; - cpus_and(mask, irq_affinity[irq], map); + cpus_and(mask, irq_desc[irq].affinity, map); if (any_online_cpu(mask) == NR_CPUS) { printk("Breaking affinity for irq %i\n", irq); mask = map; } - if (irq_desc[irq].handler->set_affinity) - irq_desc[irq].handler->set_affinity(irq, mask); + if (irq_desc[irq].chip->set_affinity) + irq_desc[irq].chip->set_affinity(irq, mask); else if (irq_desc[irq].action && !(warned++)) printk("Cannot set affinity for irq %i\n", irq); } diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c index 6e67b5b49ba1..3a9b78d03542 100644 --- a/arch/powerpc/kernel/legacy_serial.c +++ b/arch/powerpc/kernel/legacy_serial.c @@ -302,6 +302,17 @@ void __init find_legacy_serial_ports(void) of_node_put(isa); } + /* First fill our array with tsi-bridge ports */ + for (np = NULL; (np = of_find_compatible_node(np, "serial", "ns16550")) != NULL;) { + struct device_node *tsi = of_get_parent(np); + if (tsi && !strcmp(tsi->type, "tsi-bridge")) { + index = add_legacy_soc_port(np, np); + if (index >= 0 && np == stdout) + legacy_serial_console = index; + } + of_node_put(tsi); + } + #ifdef CONFIG_PCI /* Next, try to locate PCI ports */ for (np = NULL; (np = of_find_all_nodes(np));) { diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index c02deaab26c7..73edc3c16137 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -45,11 +45,9 @@ static struct proc_dir_entry *proc_ppc64_lparcfg; #define LPARCFG_BUFF_SIZE 4096 -#ifdef CONFIG_PPC_ISERIES - /* - * For iSeries legacy systems, the PPA purr function is available from the - * emulated_time_base field in the paca. + * Track sum of all purrs across all processors. This is used to further + * calculate usage values by different applications */ static unsigned long get_purr(void) { @@ -57,48 +55,31 @@ static unsigned long get_purr(void) int cpu; for_each_possible_cpu(cpu) { - sum_purr += lppaca[cpu].emulated_time_base; + if (firmware_has_feature(FW_FEATURE_ISERIES)) + sum_purr += lppaca[cpu].emulated_time_base; + else { + struct cpu_usage *cu; -#ifdef PURR_DEBUG - printk(KERN_INFO "get_purr for cpu (%d) has value (%ld) \n", - cpu, lppaca[cpu].emulated_time_base); -#endif + cu = &per_cpu(cpu_usage_array, cpu); + sum_purr += cu->current_tb; + } } return sum_purr; } -#define lparcfg_write NULL +#ifdef CONFIG_PPC_ISERIES /* * Methods used to fetch LPAR data when running on an iSeries platform. */ -static int lparcfg_data(struct seq_file *m, void *v) +static int iseries_lparcfg_data(struct seq_file *m, void *v) { - unsigned long pool_id, lp_index; + unsigned long pool_id; int shared, entitled_capacity, max_entitled_capacity; int processors, max_processors; unsigned long purr = get_purr(); - seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS); - shared = (int)(get_lppaca()->shared_proc); - seq_printf(m, "serial_number=%c%c%c%c%c%c%c\n", - e2a(xItExtVpdPanel.mfgID[2]), - e2a(xItExtVpdPanel.mfgID[3]), - e2a(xItExtVpdPanel.systemSerial[1]), - e2a(xItExtVpdPanel.systemSerial[2]), - e2a(xItExtVpdPanel.systemSerial[3]), - e2a(xItExtVpdPanel.systemSerial[4]), - e2a(xItExtVpdPanel.systemSerial[5])); - - seq_printf(m, "system_type=%c%c%c%c\n", - e2a(xItExtVpdPanel.machineType[0]), - e2a(xItExtVpdPanel.machineType[1]), - e2a(xItExtVpdPanel.machineType[2]), - e2a(xItExtVpdPanel.machineType[3])); - - lp_index = HvLpConfig_getLpIndex(); - seq_printf(m, "partition_id=%d\n", (int)lp_index); seq_printf(m, "system_active_processors=%d\n", (int)HvLpConfig_getSystemPhysicalProcessors()); @@ -137,6 +118,14 @@ static int lparcfg_data(struct seq_file *m, void *v) return 0; } + +#else /* CONFIG_PPC_ISERIES */ + +static int iseries_lparcfg_data(struct seq_file *m, void *v) +{ + return 0; +} + #endif /* CONFIG_PPC_ISERIES */ #ifdef CONFIG_PPC_PSERIES @@ -213,22 +202,6 @@ static void h_pic(unsigned long *pool_idle_time, unsigned long *num_procs) log_plpar_hcall_return(rc, "H_PIC"); } -/* Track sum of all purrs across all processors. This is used to further */ -/* calculate usage values by different applications */ - -static unsigned long get_purr(void) -{ - unsigned long sum_purr = 0; - int cpu; - struct cpu_usage *cu; - - for_each_possible_cpu(cpu) { - cu = &per_cpu(cpu_usage_array, cpu); - sum_purr += cu->current_tb; - } - return sum_purr; -} - #define SPLPAR_CHARACTERISTICS_TOKEN 20 #define SPLPAR_MAXLENGTH 1026*(sizeof(char)) @@ -333,35 +306,13 @@ static int lparcfg_count_active_processors(void) return count; } -static int lparcfg_data(struct seq_file *m, void *v) +static int pseries_lparcfg_data(struct seq_file *m, void *v) { int partition_potential_processors; int partition_active_processors; - struct device_node *rootdn; - const char *model = ""; - const char *system_id = ""; - unsigned int *lp_index_ptr, lp_index = 0; struct device_node *rtas_node; int *lrdrp = NULL; - rootdn = find_path_device("/"); - if (rootdn) { - model = get_property(rootdn, "model", NULL); - system_id = get_property(rootdn, "system-id", NULL); - lp_index_ptr = (unsigned int *) - get_property(rootdn, "ibm,partition-no", NULL); - if (lp_index_ptr) - lp_index = *lp_index_ptr; - } - - seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS); - - seq_printf(m, "serial_number=%s\n", system_id); - - seq_printf(m, "system_type=%s\n", model); - - seq_printf(m, "partition_id=%d\n", (int)lp_index); - rtas_node = find_path_device("/rtas"); if (rtas_node) lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity", @@ -549,8 +500,61 @@ out: return retval; } +#else /* CONFIG_PPC_PSERIES */ + +static int pseries_lparcfg_data(struct seq_file *m, void *v) +{ + return 0; +} + +static ssize_t lparcfg_write(struct file *file, const char __user * buf, + size_t count, loff_t * off) +{ + return count; +} + #endif /* CONFIG_PPC_PSERIES */ +static int lparcfg_data(struct seq_file *m, void *v) +{ + struct device_node *rootdn; + const char *model = ""; + const char *system_id = ""; + const char *tmp; + unsigned int *lp_index_ptr, lp_index = 0; + + seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS); + + rootdn = find_path_device("/"); + if (rootdn) { + tmp = get_property(rootdn, "model", NULL); + if (tmp) { + model = tmp; + /* Skip "IBM," - see platforms/iseries/dt.c */ + if (firmware_has_feature(FW_FEATURE_ISERIES)) + model += 4; + } + tmp = get_property(rootdn, "system-id", NULL); + if (tmp) { + system_id = tmp; + /* Skip "IBM," - see platforms/iseries/dt.c */ + if (firmware_has_feature(FW_FEATURE_ISERIES)) + system_id += 4; + } + lp_index_ptr = (unsigned int *) + get_property(rootdn, "ibm,partition-no", NULL); + if (lp_index_ptr) + lp_index = *lp_index_ptr; + } + seq_printf(m, "serial_number=%s\n", system_id); + seq_printf(m, "system_type=%s\n", model); + seq_printf(m, "partition_id=%d\n", (int)lp_index); + + if (firmware_has_feature(FW_FEATURE_ISERIES)) + return iseries_lparcfg_data(m, v); + return pseries_lparcfg_data(m, v); +} + static int lparcfg_open(struct inode *inode, struct file *file) { return single_open(file, lparcfg_data, NULL); @@ -569,7 +573,8 @@ int __init lparcfg_init(void) mode_t mode = S_IRUSR | S_IRGRP | S_IROTH; /* Allow writing if we have FW_FEATURE_SPLPAR */ - if (firmware_has_feature(FW_FEATURE_SPLPAR)) { + if (firmware_has_feature(FW_FEATURE_SPLPAR) && + !firmware_has_feature(FW_FEATURE_ISERIES)) { lparcfg_fops.write = lparcfg_write; mode |= S_IWUSR; } diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c index a8fa04ef27cd..b438d45a068c 100644 --- a/arch/powerpc/kernel/machine_kexec_64.c +++ b/arch/powerpc/kernel/machine_kexec_64.c @@ -378,11 +378,13 @@ static void __init export_crashk_values(void) of_node_put(node); } -void __init kexec_setup(void) +static int __init kexec_setup(void) { export_htab_values(); export_crashk_values(); + return 0; } +__initcall(kexec_setup); static int __init early_parse_crashk(char *p) { diff --git a/arch/powerpc/kernel/misc.S b/arch/powerpc/kernel/misc.S new file mode 100644 index 000000000000..fc23040d5a26 --- /dev/null +++ b/arch/powerpc/kernel/misc.S @@ -0,0 +1,203 @@ +/* + * This file contains miscellaneous low-level functions. + * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) + * + * Largely rewritten by Cort Dougan (cort@cs.nmt.edu) + * and Paul Mackerras. + * + * Adapted for iSeries by Mike Corrigan (mikejc@us.ibm.com) + * PPC64 updates by Dave Engebretsen (engebret@us.ibm.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <asm/ppc_asm.h> + + .text + +#ifdef CONFIG_PPC64 +#define IN_SYNC twi 0,r5,0; isync +#define EIEIO_32 +#define SYNC_64 sync +#else /* CONFIG_PPC32 */ +#define IN_SYNC +#define EIEIO_32 eieio +#define SYNC_64 +#endif +/* + * Returns (address we are running at) - (address we were linked at) + * for use before the text and data are mapped to KERNELBASE. + */ + +_GLOBAL(reloc_offset) + mflr r0 + bl 1f +1: mflr r3 + LOAD_REG_IMMEDIATE(r4,1b) + subf r3,r4,r3 + mtlr r0 + blr + +/* + * add_reloc_offset(x) returns x + reloc_offset(). + */ +_GLOBAL(add_reloc_offset) + mflr r0 + bl 1f +1: mflr r5 + LOAD_REG_IMMEDIATE(r4,1b) + subf r5,r4,r5 + add r3,r3,r5 + mtlr r0 + blr + +/* + * I/O string operations + * + * insb(port, buf, len) + * outsb(port, buf, len) + * insw(port, buf, len) + * outsw(port, buf, len) + * insl(port, buf, len) + * outsl(port, buf, len) + * insw_ns(port, buf, len) + * outsw_ns(port, buf, len) + * insl_ns(port, buf, len) + * outsl_ns(port, buf, len) + * + * The *_ns versions don't do byte-swapping. + */ +_GLOBAL(_insb) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,1 + blelr- +00: lbz r5,0(r3) + eieio + stbu r5,1(r4) + bdnz 00b + IN_SYNC + blr + +_GLOBAL(_outsb) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,1 + blelr- +00: lbzu r5,1(r4) + stb r5,0(r3) + EIEIO_32 + bdnz 00b + SYNC_64 + blr + +_GLOBAL(_insw) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,2 + blelr- +00: lhbrx r5,0,r3 + eieio + sthu r5,2(r4) + bdnz 00b + IN_SYNC + blr + +_GLOBAL(_outsw) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,2 + blelr- +00: lhzu r5,2(r4) + EIEIO_32 + sthbrx r5,0,r3 + bdnz 00b + SYNC_64 + blr + +_GLOBAL(_insl) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,4 + blelr- +00: lwbrx r5,0,r3 + eieio + stwu r5,4(r4) + bdnz 00b + IN_SYNC + blr + +_GLOBAL(_outsl) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,4 + blelr- +00: lwzu r5,4(r4) + stwbrx r5,0,r3 + EIEIO_32 + bdnz 00b + SYNC_64 + blr + +#ifdef CONFIG_PPC32 +_GLOBAL(__ide_mm_insw) +#endif +_GLOBAL(_insw_ns) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,2 + blelr- +00: lhz r5,0(r3) + eieio + sthu r5,2(r4) + bdnz 00b + IN_SYNC + blr + +#ifdef CONFIG_PPC32 +_GLOBAL(__ide_mm_outsw) +#endif +_GLOBAL(_outsw_ns) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,2 + blelr- +00: lhzu r5,2(r4) + sth r5,0(r3) + EIEIO_32 + bdnz 00b + SYNC_64 + blr + +#ifdef CONFIG_PPC32 +_GLOBAL(__ide_mm_insl) +#endif +_GLOBAL(_insl_ns) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,4 + blelr- +00: lwz r5,0(r3) + eieio + stwu r5,4(r4) + bdnz 00b + IN_SYNC + blr + +#ifdef CONFIG_PPC32 +_GLOBAL(__ide_mm_outsl) +#endif +_GLOBAL(_outsl_ns) + cmpwi 0,r5,0 + mtctr r5 + subi r4,r4,4 + blelr- +00: lwzu r5,4(r4) + stw r5,0(r3) + EIEIO_32 + bdnz 00b + SYNC_64 + blr + diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S index 01d3916c4cb1..c74774e2175d 100644 --- a/arch/powerpc/kernel/misc_32.S +++ b/arch/powerpc/kernel/misc_32.S @@ -61,32 +61,6 @@ _GLOBAL(mulhdu) blr /* - * Returns (address we're running at) - (address we were linked at) - * for use before the text and data are mapped to KERNELBASE. - */ -_GLOBAL(reloc_offset) - mflr r0 - bl 1f -1: mflr r3 - LOAD_REG_IMMEDIATE(r4,1b) - subf r3,r4,r3 - mtlr r0 - blr - -/* - * add_reloc_offset(x) returns x + reloc_offset(). - */ -_GLOBAL(add_reloc_offset) - mflr r0 - bl 1f -1: mflr r5 - LOAD_REG_IMMEDIATE(r4,1b) - subf r5,r4,r5 - add r3,r3,r5 - mtlr r0 - blr - -/* * sub_reloc_offset(x) returns x - reloc_offset(). */ _GLOBAL(sub_reloc_offset) @@ -781,136 +755,6 @@ _GLOBAL(atomic_set_mask) blr /* - * I/O string operations - * - * insb(port, buf, len) - * outsb(port, buf, len) - * insw(port, buf, len) - * outsw(port, buf, len) - * insl(port, buf, len) - * outsl(port, buf, len) - * insw_ns(port, buf, len) - * outsw_ns(port, buf, len) - * insl_ns(port, buf, len) - * outsl_ns(port, buf, len) - * - * The *_ns versions don't do byte-swapping. - */ -_GLOBAL(_insb) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,1 - blelr- -00: lbz r5,0(r3) - eieio - stbu r5,1(r4) - bdnz 00b - blr - -_GLOBAL(_outsb) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,1 - blelr- -00: lbzu r5,1(r4) - stb r5,0(r3) - eieio - bdnz 00b - blr - -_GLOBAL(_insw) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhbrx r5,0,r3 - eieio - sthu r5,2(r4) - bdnz 00b - blr - -_GLOBAL(_outsw) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhzu r5,2(r4) - eieio - sthbrx r5,0,r3 - bdnz 00b - blr - -_GLOBAL(_insl) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwbrx r5,0,r3 - eieio - stwu r5,4(r4) - bdnz 00b - blr - -_GLOBAL(_outsl) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwzu r5,4(r4) - stwbrx r5,0,r3 - eieio - bdnz 00b - blr - -_GLOBAL(__ide_mm_insw) -_GLOBAL(_insw_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhz r5,0(r3) - eieio - sthu r5,2(r4) - bdnz 00b - blr - -_GLOBAL(__ide_mm_outsw) -_GLOBAL(_outsw_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhzu r5,2(r4) - sth r5,0(r3) - eieio - bdnz 00b - blr - -_GLOBAL(__ide_mm_insl) -_GLOBAL(_insl_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwz r5,0(r3) - eieio - stwu r5,4(r4) - bdnz 00b - blr - -_GLOBAL(__ide_mm_outsl) -_GLOBAL(_outsl_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwzu r5,4(r4) - stw r5,0(r3) - eieio - bdnz 00b - blr - -/* * Extended precision shifts. * * Updated to be valid for shift counts from 0 to 63 inclusive. diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S index e8883d42c43c..580891cb8ccb 100644 --- a/arch/powerpc/kernel/misc_64.S +++ b/arch/powerpc/kernel/misc_64.S @@ -1,14 +1,12 @@ /* - * arch/powerpc/kernel/misc64.S - * * This file contains miscellaneous low-level functions. * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) * * Largely rewritten by Cort Dougan (cort@cs.nmt.edu) * and Paul Mackerras. * Adapted for iSeries by Mike Corrigan (mikejc@us.ibm.com) - * PPC64 updates by Dave Engebretsen (engebret@us.ibm.com) - * + * PPC64 updates by Dave Engebretsen (engebret@us.ibm.com) + * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version @@ -30,41 +28,10 @@ .text -/* - * Returns (address we are running at) - (address we were linked at) - * for use before the text and data are mapped to KERNELBASE. - */ - -_GLOBAL(reloc_offset) - mflr r0 - bl 1f -1: mflr r3 - LOAD_REG_IMMEDIATE(r4,1b) - subf r3,r4,r3 - mtlr r0 - blr - -/* - * add_reloc_offset(x) returns x + reloc_offset(). - */ -_GLOBAL(add_reloc_offset) - mflr r0 - bl 1f -1: mflr r5 - LOAD_REG_IMMEDIATE(r4,1b) - subf r5,r4,r5 - add r3,r3,r5 - mtlr r0 - blr - _GLOBAL(get_msr) mfmsr r3 blr -_GLOBAL(get_dar) - mfdar r3 - blr - _GLOBAL(get_srr0) mfsrr0 r3 blr @@ -72,10 +39,6 @@ _GLOBAL(get_srr0) _GLOBAL(get_srr1) mfsrr1 r3 blr - -_GLOBAL(get_sp) - mr r3,r1 - blr #ifdef CONFIG_IRQSTACKS _GLOBAL(call_do_softirq) @@ -101,48 +64,6 @@ _GLOBAL(call___do_IRQ) blr #endif /* CONFIG_IRQSTACKS */ - /* - * To be called by C code which needs to do some operations with MMU - * disabled. Note that interrupts have to be disabled by the caller - * prior to calling us. The code called _MUST_ be in the RMO of course - * and part of the linear mapping as we don't attempt to translate the - * stack pointer at all. The function is called with the stack switched - * to this CPU emergency stack - * - * prototype is void *call_with_mmu_off(void *func, void *data); - * - * the called function is expected to be of the form - * - * void *called(void *data); - */ -_GLOBAL(call_with_mmu_off) - mflr r0 /* get link, save it on stackframe */ - std r0,16(r1) - mr r1,r5 /* save old stack ptr */ - ld r1,PACAEMERGSP(r13) /* get emerg. stack */ - subi r1,r1,STACK_FRAME_OVERHEAD - std r0,16(r1) /* save link on emerg. stack */ - std r5,0(r1) /* save old stack ptr in backchain */ - ld r3,0(r3) /* get to real function ptr (assume same TOC) */ - bl 2f /* we need LR to return, continue at label 2 */ - - ld r0,16(r1) /* we return here from the call, get LR and */ - ld r1,0(r1) /* .. old stack ptr */ - mtspr SPRN_SRR0,r0 /* and get back to virtual mode with these */ - mfmsr r4 - ori r4,r4,MSR_IR|MSR_DR - mtspr SPRN_SRR1,r4 - rfid - -2: mtspr SPRN_SRR0,r3 /* coming from above, enter real mode */ - mr r3,r4 /* get parameter */ - mfmsr r0 - ori r0,r0,MSR_IR|MSR_DR - xori r0,r0,MSR_IR|MSR_DR - mtspr SPRN_SRR1,r0 - rfid - - .section ".toc","aw" PPC64_CACHES: .tc ppc64_caches[TC],ppc64_caches @@ -323,144 +244,6 @@ _GLOBAL(__flush_dcache_icache) bdnz 1b isync blr - -/* - * I/O string operations - * - * insb(port, buf, len) - * outsb(port, buf, len) - * insw(port, buf, len) - * outsw(port, buf, len) - * insl(port, buf, len) - * outsl(port, buf, len) - * insw_ns(port, buf, len) - * outsw_ns(port, buf, len) - * insl_ns(port, buf, len) - * outsl_ns(port, buf, len) - * - * The *_ns versions don't do byte-swapping. - */ -_GLOBAL(_insb) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,1 - blelr- -00: lbz r5,0(r3) - eieio - stbu r5,1(r4) - bdnz 00b - twi 0,r5,0 - isync - blr - -_GLOBAL(_outsb) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,1 - blelr- -00: lbzu r5,1(r4) - stb r5,0(r3) - bdnz 00b - sync - blr - -_GLOBAL(_insw) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhbrx r5,0,r3 - eieio - sthu r5,2(r4) - bdnz 00b - twi 0,r5,0 - isync - blr - -_GLOBAL(_outsw) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhzu r5,2(r4) - sthbrx r5,0,r3 - bdnz 00b - sync - blr - -_GLOBAL(_insl) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwbrx r5,0,r3 - eieio - stwu r5,4(r4) - bdnz 00b - twi 0,r5,0 - isync - blr - -_GLOBAL(_outsl) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwzu r5,4(r4) - stwbrx r5,0,r3 - bdnz 00b - sync - blr - -/* _GLOBAL(ide_insw) now in drivers/ide/ide-iops.c */ -_GLOBAL(_insw_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhz r5,0(r3) - eieio - sthu r5,2(r4) - bdnz 00b - twi 0,r5,0 - isync - blr - -/* _GLOBAL(ide_outsw) now in drivers/ide/ide-iops.c */ -_GLOBAL(_outsw_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,2 - blelr- -00: lhzu r5,2(r4) - sth r5,0(r3) - bdnz 00b - sync - blr - -_GLOBAL(_insl_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwz r5,0(r3) - eieio - stwu r5,4(r4) - bdnz 00b - twi 0,r5,0 - isync - blr - -_GLOBAL(_outsl_ns) - cmpwi 0,r5,0 - mtctr r5 - subi r4,r4,4 - blelr- -00: lwzu r5,4(r4) - stw r5,0(r3) - bdnz 00b - sync - blr /* * identify_cpu and calls setup_cpu @@ -605,6 +388,7 @@ _GLOBAL(real_writeb) blr #endif /* defined(CONFIG_PPC_PMAC) || defined(CONFIG_PPC_MAPLE) */ +#ifdef CONFIG_CPU_FREQ_PMAC64 /* * SCOM access functions for 970 (FX only for now) * @@ -673,6 +457,7 @@ _GLOBAL(scom970_write) /* restore interrupts */ mtmsrd r5,1 blr +#endif /* CONFIG_CPU_FREQ_PMAC64 */ /* diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c index f505a8827e3e..a0bb354c1c08 100644 --- a/arch/powerpc/kernel/paca.c +++ b/arch/powerpc/kernel/paca.c @@ -16,7 +16,6 @@ #include <asm/ptrace.h> #include <asm/page.h> #include <asm/lppaca.h> -#include <asm/iseries/it_lp_queue.h> #include <asm/iseries/it_lp_reg_save.h> #include <asm/paca.h> diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index b5431ccf1147..8474355a1a4f 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -99,7 +99,7 @@ pcibios_fixup_resources(struct pci_dev *dev) if (!res->flags) continue; if (res->end == 0xffffffff) { - DBG("PCI:%s Resource %d [%08lx-%08lx] is unassigned\n", + DBG("PCI:%s Resource %d [%016llx-%016llx] is unassigned\n", pci_name(dev), i, res->start, res->end); res->end -= res->start; res->start = 0; @@ -117,7 +117,7 @@ pcibios_fixup_resources(struct pci_dev *dev) res->start += offset; res->end += offset; #ifdef DEBUG - printk("Fixup res %d (%lx) of dev %s: %lx -> %lx\n", + printk("Fixup res %d (%lx) of dev %s: %llx -> %llx\n", i, res->flags, pci_name(dev), res->start - offset, res->start); #endif @@ -173,18 +173,18 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); * but we want to try to avoid allocating at 0x2900-0x2bff * which might have be mirrored at 0x0100-0x03ff.. */ -void pcibios_align_resource(void *data, struct resource *res, unsigned long size, - unsigned long align) +void pcibios_align_resource(void *data, struct resource *res, + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (size > 0x100) { printk(KERN_ERR "PCI: I/O Region %s/%d too large" - " (%ld bytes)\n", pci_name(dev), - dev->resource - res, size); + " (%lld bytes)\n", pci_name(dev), + dev->resource - res, (unsigned long long)size); } if (start & 0x300) { @@ -255,8 +255,8 @@ pcibios_allocate_bus_resources(struct list_head *bus_list) } } - DBG("PCI: bridge rsrc %lx..%lx (%lx), parent %p\n", - res->start, res->end, res->flags, pr); + DBG("PCI: bridge rsrc %llx..%llx (%lx), parent %p\n", + res->start, res->end, res->flags, pr); if (pr) { if (request_resource(pr, res) == 0) continue; @@ -306,7 +306,7 @@ reparent_resources(struct resource *parent, struct resource *res) *pp = NULL; for (p = res->child; p != NULL; p = p->sibling) { p->parent = res; - DBG(KERN_INFO "PCI: reparented %s [%lx..%lx] under %s\n", + DBG(KERN_INFO "PCI: reparented %s [%llx..%llx] under %s\n", p->name, p->start, p->end, res->name); } return 0; @@ -362,13 +362,14 @@ pci_relocate_bridge_resource(struct pci_bus *bus, int i) try = conflict->start - 1; } if (request_resource(pr, res)) { - DBG(KERN_ERR "PCI: huh? couldn't move to %lx..%lx\n", + DBG(KERN_ERR "PCI: huh? couldn't move to %llx..%llx\n", res->start, res->end); return -1; /* "can't happen" */ } update_bridge_base(bus, i); - printk(KERN_INFO "PCI: bridge %d resource %d moved to %lx..%lx\n", - bus->number, i, res->start, res->end); + printk(KERN_INFO "PCI: bridge %d resource %d moved to %llx..%llx\n", + bus->number, i, (unsigned long long)res->start, + (unsigned long long)res->end); return 0; } @@ -479,14 +480,14 @@ static inline void alloc_resource(struct pci_dev *dev, int idx) { struct resource *pr, *r = &dev->resource[idx]; - DBG("PCI:%s: Resource %d: %08lx-%08lx (f=%lx)\n", + DBG("PCI:%s: Resource %d: %016llx-%016llx (f=%lx)\n", pci_name(dev), idx, r->start, r->end, r->flags); pr = pci_find_parent_resource(dev, r); if (!pr || request_resource(pr, r) < 0) { printk(KERN_ERR "PCI: Cannot allocate resource region %d" " of device %s\n", idx, pci_name(dev)); if (pr) - DBG("PCI: parent is %p: %08lx-%08lx (f=%lx)\n", + DBG("PCI: parent is %p: %016llx-%016llx (f=%lx)\n", pr, pr->start, pr->end, pr->flags); /* We'll assign a new address later */ r->flags |= IORESOURCE_UNSET; @@ -956,7 +957,7 @@ pci_process_bridge_OF_ranges(struct pci_controller *hose, res = &hose->io_resource; res->flags = IORESOURCE_IO; res->start = ranges[2]; - DBG("PCI: IO 0x%lx -> 0x%lx\n", + DBG("PCI: IO 0x%llx -> 0x%llx\n", res->start, res->start + size - 1); break; case 2: /* memory space */ @@ -978,7 +979,7 @@ pci_process_bridge_OF_ranges(struct pci_controller *hose, if(ranges[0] & 0x40000000) res->flags |= IORESOURCE_PREFETCH; res->start = ranges[na+2]; - DBG("PCI: MEM[%d] 0x%lx -> 0x%lx\n", memno, + DBG("PCI: MEM[%d] 0x%llx -> 0x%llx\n", memno, res->start, res->start + size - 1); } break; @@ -1074,7 +1075,7 @@ do_update_p2p_io_resource(struct pci_bus *bus, int enable_vga) DBG("Remapping Bus %d, bridge: %s\n", bus->number, pci_name(bridge)); res.start -= ((unsigned long) hose->io_base_virt - isa_io_base); res.end -= ((unsigned long) hose->io_base_virt - isa_io_base); - DBG(" IO window: %08lx-%08lx\n", res.start, res.end); + DBG(" IO window: %016llx-%016llx\n", res.start, res.end); /* Set up the top and bottom of the PCI I/O segment for this bus. */ pci_read_config_dword(bridge, PCI_IO_BASE, &l); @@ -1223,8 +1224,8 @@ do_fixup_p2p_level(struct pci_bus *bus) continue; if ((r->flags & IORESOURCE_IO) == 0) continue; - DBG("Trying to allocate from %08lx, size %08lx from parent" - " res %d: %08lx -> %08lx\n", + DBG("Trying to allocate from %016llx, size %016llx from parent" + " res %d: %016llx -> %016llx\n", res->start, res->end, i, r->start, r->end); if (allocate_resource(r, res, res->end + 1, res->start, max, @@ -1574,8 +1575,8 @@ static pgprot_t __pci_mmap_set_pgprot(struct pci_dev *dev, struct resource *rp, else prot |= _PAGE_GUARDED; - printk("PCI map for %s:%lx, prot: %lx\n", pci_name(dev), rp->start, - prot); + printk("PCI map for %s:%llx, prot: %lx\n", pci_name(dev), + (unsigned long long)rp->start, prot); return __pgprot(prot); } @@ -1755,7 +1756,7 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn) void pci_resource_to_user(const struct pci_dev *dev, int bar, const struct resource *rsrc, - u64 *start, u64 *end) + resource_size_t *start, resource_size_t *end) { struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); unsigned long offset = 0; diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 247937dd8b73..286aa52aae33 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -138,11 +138,11 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); * which might have be mirrored at 0x0100-0x03ff.. */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; struct pci_controller *hose = pci_bus_to_host(dev->bus); - unsigned long start = res->start; + resource_size_t start = res->start; unsigned long alignto; if (res->flags & IORESOURCE_IO) { diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 483455c5bb02..320c913435cd 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -30,6 +30,7 @@ #include <linux/bitops.h> #include <linux/module.h> #include <linux/kexec.h> +#include <linux/debugfs.h> #include <asm/prom.h> #include <asm/rtas.h> @@ -952,6 +953,7 @@ static struct ibm_pa_feature { /* put this back once we know how to test if firmware does 64k IO */ {CPU_FTR_CI_LARGE_PAGE, 0, 1, 2, 0}, #endif + {CPU_FTR_REAL_LE, PPC_FEATURE_TRUE_LE, 5, 0, 0}, }; static void __init check_cpu_pa_features(unsigned long node) @@ -1124,24 +1126,6 @@ static int __init early_init_dt_scan_chosen(unsigned long node, tce_alloc_end = *lprop; #endif -#ifdef CONFIG_PPC_RTAS - /* To help early debugging via the front panel, we retrieve a minimal - * set of RTAS infos now if available - */ - { - u64 *basep, *entryp, *sizep; - - basep = of_get_flat_dt_prop(node, "linux,rtas-base", NULL); - entryp = of_get_flat_dt_prop(node, "linux,rtas-entry", NULL); - sizep = of_get_flat_dt_prop(node, "linux,rtas-size", NULL); - if (basep && entryp && sizep) { - rtas.base = *basep; - rtas.entry = *entryp; - rtas.size = *sizep; - } - } -#endif /* CONFIG_PPC_RTAS */ - #ifdef CONFIG_KEXEC lprop = (u64*)of_get_flat_dt_prop(node, "linux,crashkernel-base", NULL); if (lprop) @@ -1326,6 +1310,11 @@ void __init early_init_devtree(void *params) /* Setup flat device-tree pointer */ initial_boot_params = params; +#ifdef CONFIG_PPC_RTAS + /* Some machines might need RTAS info for debugging, grab it now. */ + of_scan_flat_dt(early_init_dt_scan_rtas, NULL); +#endif + /* Retrieve various informations from the /chosen node of the * device-tree, including the platform type, initrd location and * size, TCE reserve, and more ... @@ -2148,3 +2137,27 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread) } return NULL; } + +#ifdef DEBUG +static struct debugfs_blob_wrapper flat_dt_blob; + +static int __init export_flat_device_tree(void) +{ + struct dentry *d; + + d = debugfs_create_dir("powerpc", NULL); + if (!d) + return 1; + + flat_dt_blob.data = initial_boot_params; + flat_dt_blob.size = initial_boot_params->totalsize; + + d = debugfs_create_blob("flat-device-tree", S_IFREG | S_IRUSR, + d, &flat_dt_blob); + if (!d) + return 1; + + return 0; +} +__initcall(export_flat_device_tree); +#endif diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index 17dc79198515..4a4cb5598402 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -38,16 +38,19 @@ struct rtas_t rtas = { .lock = SPIN_LOCK_UNLOCKED }; +EXPORT_SYMBOL(rtas); struct rtas_suspend_me_data { long waiting; struct rtas_args *args; }; -EXPORT_SYMBOL(rtas); - DEFINE_SPINLOCK(rtas_data_buf_lock); +EXPORT_SYMBOL(rtas_data_buf_lock); + char rtas_data_buf[RTAS_DATA_BUF_SIZE] __cacheline_aligned; +EXPORT_SYMBOL(rtas_data_buf); + unsigned long rtas_rmo_buf; /* @@ -106,11 +109,71 @@ static void call_rtas_display_status_delay(char c) } } -void __init udbg_init_rtas(void) +void __init udbg_init_rtas_panel(void) { udbg_putc = call_rtas_display_status_delay; } +#ifdef CONFIG_UDBG_RTAS_CONSOLE + +/* If you think you're dying before early_init_dt_scan_rtas() does its + * work, you can hard code the token values for your firmware here and + * hardcode rtas.base/entry etc. + */ +static unsigned int rtas_putchar_token = RTAS_UNKNOWN_SERVICE; +static unsigned int rtas_getchar_token = RTAS_UNKNOWN_SERVICE; + +static void udbg_rtascon_putc(char c) +{ + int tries; + + if (!rtas.base) + return; + + /* Add CRs before LFs */ + if (c == '\n') + udbg_rtascon_putc('\r'); + + /* if there is more than one character to be displayed, wait a bit */ + for (tries = 0; tries < 16; tries++) { + if (rtas_call(rtas_putchar_token, 1, 1, NULL, c) == 0) + break; + udelay(1000); + } +} + +static int udbg_rtascon_getc_poll(void) +{ + int c; + + if (!rtas.base) + return -1; + + if (rtas_call(rtas_getchar_token, 0, 2, &c)) + return -1; + + return c; +} + +static int udbg_rtascon_getc(void) +{ + int c; + + while ((c = udbg_rtascon_getc_poll()) == -1) + ; + + return c; +} + + +void __init udbg_init_rtas_console(void) +{ + udbg_putc = udbg_rtascon_putc; + udbg_getc = udbg_rtascon_getc; + udbg_getc_poll = udbg_rtascon_getc_poll; +} +#endif /* CONFIG_UDBG_RTAS_CONSOLE */ + void rtas_progress(char *s, unsigned short hex) { struct device_node *root; @@ -236,6 +299,7 @@ int rtas_token(const char *service) tokp = (int *) get_property(rtas.dev, service, NULL); return tokp ? *tokp : RTAS_UNKNOWN_SERVICE; } +EXPORT_SYMBOL(rtas_token); #ifdef CONFIG_RTAS_ERROR_LOGGING /* @@ -328,7 +392,7 @@ int rtas_call(int token, int nargs, int nret, int *outputs, ...) char *buff_copy = NULL; int ret; - if (token == RTAS_UNKNOWN_SERVICE) + if (!rtas.entry || token == RTAS_UNKNOWN_SERVICE) return -1; /* Gotta do something different here, use global lock for now... */ @@ -369,6 +433,7 @@ int rtas_call(int token, int nargs, int nret, int *outputs, ...) } return ret; } +EXPORT_SYMBOL(rtas_call); /* For RTAS_BUSY (-2), delay for 1 millisecond. For an extended busy status * code of 990n, perform the hinted delay of 10^n (last digit) milliseconds. @@ -388,6 +453,7 @@ unsigned int rtas_busy_delay_time(int status) return ms; } +EXPORT_SYMBOL(rtas_busy_delay_time); /* For an RTAS busy status code, perform the hinted delay. */ unsigned int rtas_busy_delay(int status) @@ -401,6 +467,7 @@ unsigned int rtas_busy_delay(int status) return ms; } +EXPORT_SYMBOL(rtas_busy_delay); int rtas_error_rc(int rtas_rc) { @@ -446,6 +513,7 @@ int rtas_get_power_level(int powerdomain, int *level) return rtas_error_rc(rc); return rc; } +EXPORT_SYMBOL(rtas_get_power_level); int rtas_set_power_level(int powerdomain, int level, int *setlevel) { @@ -463,6 +531,7 @@ int rtas_set_power_level(int powerdomain, int level, int *setlevel) return rtas_error_rc(rc); return rc; } +EXPORT_SYMBOL(rtas_set_power_level); int rtas_get_sensor(int sensor, int index, int *state) { @@ -480,6 +549,7 @@ int rtas_get_sensor(int sensor, int index, int *state) return rtas_error_rc(rc); return rc; } +EXPORT_SYMBOL(rtas_get_sensor); int rtas_set_indicator(int indicator, int index, int new_value) { @@ -497,6 +567,7 @@ int rtas_set_indicator(int indicator, int index, int new_value) return rtas_error_rc(rc); return rc; } +EXPORT_SYMBOL(rtas_set_indicator); void rtas_restart(char *cmd) { @@ -791,14 +862,34 @@ void __init rtas_initialize(void) #endif } +int __init early_init_dt_scan_rtas(unsigned long node, + const char *uname, int depth, void *data) +{ + u32 *basep, *entryp, *sizep; -EXPORT_SYMBOL(rtas_token); -EXPORT_SYMBOL(rtas_call); -EXPORT_SYMBOL(rtas_data_buf); -EXPORT_SYMBOL(rtas_data_buf_lock); -EXPORT_SYMBOL(rtas_busy_delay_time); -EXPORT_SYMBOL(rtas_busy_delay); -EXPORT_SYMBOL(rtas_get_sensor); -EXPORT_SYMBOL(rtas_get_power_level); -EXPORT_SYMBOL(rtas_set_power_level); -EXPORT_SYMBOL(rtas_set_indicator); + if (depth != 1 || strcmp(uname, "rtas") != 0) + return 0; + + basep = of_get_flat_dt_prop(node, "linux,rtas-base", NULL); + entryp = of_get_flat_dt_prop(node, "linux,rtas-entry", NULL); + sizep = of_get_flat_dt_prop(node, "rtas-size", NULL); + + if (basep && entryp && sizep) { + rtas.base = *basep; + rtas.entry = *entryp; + rtas.size = *sizep; + } + +#ifdef CONFIG_UDBG_RTAS_CONSOLE + basep = of_get_flat_dt_prop(node, "put-term-char", NULL); + if (basep) + rtas_putchar_token = *basep; + + basep = of_get_flat_dt_prop(node, "get-term-char", NULL); + if (basep) + rtas_getchar_token = *basep; +#endif + + /* break now */ + return 1; +} diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 78f3a5fd43f6..175539c9afa0 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -149,6 +149,13 @@ early_param("smt-enabled", early_smt_enabled); #define check_smt_enabled() #endif /* CONFIG_SMP */ +/* Put the paca pointer into r13 and SPRG3 */ +void __init setup_paca(int cpu) +{ + local_paca = &paca[cpu]; + mtspr(SPRN_SPRG3, local_paca); +} + /* * Early initialization entry point. This is called by head.S * with MMU translation disabled. We rely on the "feature" of @@ -170,6 +177,9 @@ early_param("smt-enabled", early_smt_enabled); void __init early_setup(unsigned long dt_ptr) { + /* Assume we're on cpu 0 for now. Don't write to the paca yet! */ + setup_paca(0); + /* Enable early debugging if any specified (see udbg.h) */ udbg_early_init(); @@ -183,7 +193,7 @@ void __init early_setup(unsigned long dt_ptr) early_init_devtree(__va(dt_ptr)); /* Now we know the logical id of our boot cpu, setup the paca. */ - setup_boot_paca(); + setup_paca(boot_cpuid); /* Fix up paca fields required for the boot cpu */ get_paca()->cpu_start = 1; @@ -350,19 +360,11 @@ void __init setup_system(void) */ unflatten_device_tree(); -#ifdef CONFIG_KEXEC - kexec_setup(); /* requires unflattened device tree. */ -#endif - /* * Fill the ppc64_caches & systemcfg structures with informations * retrieved from the device-tree. Need to be called before * finish_device_tree() since the later requires some of the - * informations filled up here to properly parse the interrupt - * tree. - * It also sets up the cache line sizes which allows to call - * routines like flush_icache_range (used by the hash init - * later on). + * informations filled up here to properly parse the interrupt tree. */ initialize_cache_info(); diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 52f5659534f4..fa6bd97b6b9d 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -52,9 +52,13 @@ #include <asm/firmware.h> #include <asm/processor.h> #endif +#include <asm/kexec.h> #ifdef CONFIG_PPC64 /* XXX */ #define _IO_BASE pci_io_base +#ifdef CONFIG_KEXEC +cpumask_t cpus_in_sr = CPU_MASK_NONE; +#endif #endif #ifdef CONFIG_DEBUGGER @@ -97,7 +101,7 @@ static DEFINE_SPINLOCK(die_lock); int die(const char *str, struct pt_regs *regs, long err) { - static int die_counter, crash_dump_start = 0; + static int die_counter; if (debugger(regs)) return 1; @@ -137,21 +141,12 @@ int die(const char *str, struct pt_regs *regs, long err) print_modules(); show_regs(regs); bust_spinlocks(0); + spin_unlock_irq(&die_lock); - if (!crash_dump_start && kexec_should_crash(current)) { - crash_dump_start = 1; - spin_unlock_irq(&die_lock); + if (kexec_should_crash(current) || + kexec_sr_activated(smp_processor_id())) crash_kexec(regs); - /* NOTREACHED */ - } - spin_unlock_irq(&die_lock); - if (crash_dump_start) - /* - * Only for soft-reset: Other CPUs will be responded to an IPI - * sent by first kexec CPU. - */ - for(;;) - ; + crash_kexec_secondary(regs); if (in_interrupt()) panic("Fatal exception in interrupt"); @@ -215,6 +210,10 @@ void system_reset_exception(struct pt_regs *regs) return; } +#ifdef CONFIG_KEXEC + cpu_set(smp_processor_id(), cpus_in_sr); +#endif + die("System Reset", regs, SIGABRT); /* Must die if the interrupt is not recoverable */ diff --git a/arch/powerpc/kernel/udbg.c b/arch/powerpc/kernel/udbg.c index 67d9fd9ae2b5..759afd5e0d8a 100644 --- a/arch/powerpc/kernel/udbg.c +++ b/arch/powerpc/kernel/udbg.c @@ -34,9 +34,12 @@ void __init udbg_early_init(void) #elif defined(CONFIG_PPC_EARLY_DEBUG_G5) /* For use on Apple G5 machines */ udbg_init_pmac_realmode(); -#elif defined(CONFIG_PPC_EARLY_DEBUG_RTAS) +#elif defined(CONFIG_PPC_EARLY_DEBUG_RTAS_PANEL) /* RTAS panel debug */ - udbg_init_rtas(); + udbg_init_rtas_panel(); +#elif defined(CONFIG_PPC_EARLY_DEBUG_RTAS_CONSOLE) + /* RTAS console debug */ + udbg_init_rtas_console(); #elif defined(CONFIG_PPC_EARLY_DEBUG_MAPLE) /* Maple real mode debug */ udbg_init_maple_realmode(); diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index a0f3cbd00d39..c90f124f3c71 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -520,7 +520,7 @@ static inline int tlb_batching_enabled(void) } #endif -void hpte_init_native(void) +void __init hpte_init_native(void) { ppc_md.hpte_invalidate = native_hpte_invalidate; ppc_md.hpte_updatepp = native_hpte_updatepp; @@ -530,5 +530,4 @@ void hpte_init_native(void) ppc_md.hpte_clear_all = native_hpte_clear; if (tlb_batching_enabled()) ppc_md.flush_hash_range = native_flush_hash_range; - htab_finish_init(); } diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index d03fd2b4445e..3cc6d68f7117 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -167,34 +167,12 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend, hash = hpt_hash(va, shift); hpteg = ((hash & htab_hash_mask) * HPTES_PER_GROUP); - /* The crap below can be cleaned once ppd_md.probe() can - * set up the hash callbacks, thus we can just used the - * normal insert callback here. - */ -#ifdef CONFIG_PPC_ISERIES - if (machine_is(iseries)) - ret = iSeries_hpte_insert(hpteg, va, - paddr, - tmp_mode, - HPTE_V_BOLTED, - psize); - else -#endif -#ifdef CONFIG_PPC_PSERIES - if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR)) - ret = pSeries_lpar_hpte_insert(hpteg, va, - paddr, - tmp_mode, - HPTE_V_BOLTED, - psize); - else -#endif -#ifdef CONFIG_PPC_MULTIPLATFORM - ret = native_hpte_insert(hpteg, va, - paddr, - tmp_mode, HPTE_V_BOLTED, - psize); -#endif + DBG("htab_bolt_mapping: calling %p\n", ppc_md.hpte_insert); + + BUG_ON(!ppc_md.hpte_insert); + ret = ppc_md.hpte_insert(hpteg, va, paddr, + tmp_mode, HPTE_V_BOLTED, psize); + if (ret < 0) break; } @@ -413,6 +391,41 @@ void create_section_mapping(unsigned long start, unsigned long end) } #endif /* CONFIG_MEMORY_HOTPLUG */ +static inline void make_bl(unsigned int *insn_addr, void *func) +{ + unsigned long funcp = *((unsigned long *)func); + int offset = funcp - (unsigned long)insn_addr; + + *insn_addr = (unsigned int)(0x48000001 | (offset & 0x03fffffc)); + flush_icache_range((unsigned long)insn_addr, 4+ + (unsigned long)insn_addr); +} + +static void __init htab_finish_init(void) +{ + extern unsigned int *htab_call_hpte_insert1; + extern unsigned int *htab_call_hpte_insert2; + extern unsigned int *htab_call_hpte_remove; + extern unsigned int *htab_call_hpte_updatepp; + +#ifdef CONFIG_PPC_64K_PAGES + extern unsigned int *ht64_call_hpte_insert1; + extern unsigned int *ht64_call_hpte_insert2; + extern unsigned int *ht64_call_hpte_remove; + extern unsigned int *ht64_call_hpte_updatepp; + + make_bl(ht64_call_hpte_insert1, ppc_md.hpte_insert); + make_bl(ht64_call_hpte_insert2, ppc_md.hpte_insert); + make_bl(ht64_call_hpte_remove, ppc_md.hpte_remove); + make_bl(ht64_call_hpte_updatepp, ppc_md.hpte_updatepp); +#endif /* CONFIG_PPC_64K_PAGES */ + + make_bl(htab_call_hpte_insert1, ppc_md.hpte_insert); + make_bl(htab_call_hpte_insert2, ppc_md.hpte_insert); + make_bl(htab_call_hpte_remove, ppc_md.hpte_remove); + make_bl(htab_call_hpte_updatepp, ppc_md.hpte_updatepp); +} + void __init htab_initialize(void) { unsigned long table; @@ -525,6 +538,8 @@ void __init htab_initialize(void) mmu_linear_psize)); } + htab_finish_init(); + DBG(" <- htab_initialize()\n"); } #undef KB @@ -787,16 +802,6 @@ void flush_hash_range(unsigned long number, int local) } } -static inline void make_bl(unsigned int *insn_addr, void *func) -{ - unsigned long funcp = *((unsigned long *)func); - int offset = funcp - (unsigned long)insn_addr; - - *insn_addr = (unsigned int)(0x48000001 | (offset & 0x03fffffc)); - flush_icache_range((unsigned long)insn_addr, 4+ - (unsigned long)insn_addr); -} - /* * low_hash_fault is called when we the low level hash code failed * to instert a PTE due to an hypervisor error @@ -815,28 +820,3 @@ void low_hash_fault(struct pt_regs *regs, unsigned long address) } bad_page_fault(regs, address, SIGBUS); } - -void __init htab_finish_init(void) -{ - extern unsigned int *htab_call_hpte_insert1; - extern unsigned int *htab_call_hpte_insert2; - extern unsigned int *htab_call_hpte_remove; - extern unsigned int *htab_call_hpte_updatepp; - -#ifdef CONFIG_PPC_64K_PAGES - extern unsigned int *ht64_call_hpte_insert1; - extern unsigned int *ht64_call_hpte_insert2; - extern unsigned int *ht64_call_hpte_remove; - extern unsigned int *ht64_call_hpte_updatepp; - - make_bl(ht64_call_hpte_insert1, ppc_md.hpte_insert); - make_bl(ht64_call_hpte_insert2, ppc_md.hpte_insert); - make_bl(ht64_call_hpte_remove, ppc_md.hpte_remove); - make_bl(ht64_call_hpte_updatepp, ppc_md.hpte_updatepp); -#endif /* CONFIG_PPC_64K_PAGES */ - - make_bl(htab_call_hpte_insert1, ppc_md.hpte_insert); - make_bl(htab_call_hpte_insert2, ppc_md.hpte_insert); - make_bl(htab_call_hpte_remove, ppc_md.hpte_remove); - make_bl(htab_call_hpte_updatepp, ppc_md.hpte_updatepp); -} diff --git a/arch/powerpc/mm/mmu_context_64.c b/arch/powerpc/mm/mmu_context_64.c index 65d18dca266f..e2051efa09c5 100644 --- a/arch/powerpc/mm/mmu_context_64.c +++ b/arch/powerpc/mm/mmu_context_64.c @@ -44,7 +44,9 @@ again: return err; if (index > MAX_CONTEXT) { + spin_lock(&mmu_context_lock); idr_remove(&mmu_context_idr, index); + spin_unlock(&mmu_context_lock); return -ENOMEM; } diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c index 16f7d3b30e1d..3baceb00fefa 100644 --- a/arch/powerpc/platforms/83xx/pci.c +++ b/arch/powerpc/platforms/83xx/pci.c @@ -91,9 +91,10 @@ int __init add_bridge(struct device_node *dev) mpc83xx_pci2_busno = hose->first_busno; } - printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%08lx. " + printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%016llx. " "Firmware bus number: %d->%d\n", - rsrc.start, hose->first_busno, hose->last_busno); + (unsigned long long)rsrc.start, hose->first_busno, + hose->last_busno); DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", hose, hose->cfg_addr, hose->cfg_data); diff --git a/arch/powerpc/platforms/85xx/pci.c b/arch/powerpc/platforms/85xx/pci.c index bad290110ed1..48c8849c07ca 100644 --- a/arch/powerpc/platforms/85xx/pci.c +++ b/arch/powerpc/platforms/85xx/pci.c @@ -79,9 +79,10 @@ int __init add_bridge(struct device_node *dev) mpc85xx_pci2_busno = hose->first_busno; } - printk(KERN_INFO "Found MPC85xx PCI host bridge at 0x%08lx. " + printk(KERN_INFO "Found MPC85xx PCI host bridge at 0x%016llx. " "Firmware bus number: %d->%d\n", - rsrc.start, hose->first_busno, hose->last_busno); + (unsigned long long)rsrc.start, hose->first_busno, + hose->last_busno); DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", hose, hose->cfg_addr, hose->cfg_data); diff --git a/arch/powerpc/platforms/86xx/Kconfig b/arch/powerpc/platforms/86xx/Kconfig index 3a87863d2876..d1ecc0f9ab58 100644 --- a/arch/powerpc/platforms/86xx/Kconfig +++ b/arch/powerpc/platforms/86xx/Kconfig @@ -7,6 +7,7 @@ choice config MPC8641_HPCN bool "Freescale MPC8641 HPCN" + select PPC_I8259 help This option enables support for the MPC8641 HPCN board. @@ -28,9 +29,4 @@ config PPC_INDIRECT_PCI_BE depends on PPC_86xx default y -config PPC_STD_MMU - bool - depends on PPC_86xx - default y - endmenu diff --git a/arch/powerpc/platforms/86xx/Makefile b/arch/powerpc/platforms/86xx/Makefile index 7be796c5d5c9..476a6eeee710 100644 --- a/arch/powerpc/platforms/86xx/Makefile +++ b/arch/powerpc/platforms/86xx/Makefile @@ -2,9 +2,6 @@ # Makefile for the PowerPC 86xx linux kernel. # - -ifeq ($(CONFIG_PPC_86xx),y) obj-$(CONFIG_SMP) += mpc86xx_smp.o -endif obj-$(CONFIG_MPC8641_HPCN) += mpc86xx_hpcn.o obj-$(CONFIG_PCI) += pci.o mpc86xx_pcie.o diff --git a/arch/powerpc/platforms/86xx/mpc8641_hpcn.h b/arch/powerpc/platforms/86xx/mpc8641_hpcn.h index 5042253758b7..5d2bcf78cef7 100644 --- a/arch/powerpc/platforms/86xx/mpc8641_hpcn.h +++ b/arch/powerpc/platforms/86xx/mpc8641_hpcn.h @@ -14,7 +14,6 @@ #ifndef __MPC8641_HPCN_H__ #define __MPC8641_HPCN_H__ -#include <linux/config.h> #include <linux/init.h> /* PCI interrupt controller */ diff --git a/arch/powerpc/platforms/86xx/mpc86xx.h b/arch/powerpc/platforms/86xx/mpc86xx.h index e3c9e4f417d3..2834462590b8 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx.h +++ b/arch/powerpc/platforms/86xx/mpc86xx.h @@ -15,11 +15,13 @@ * mpc86xx_* files. Mostly for use by mpc86xx_setup(). */ -extern int __init add_bridge(struct device_node *dev); +extern int add_bridge(struct device_node *dev); -extern void __init setup_indirect_pcie(struct pci_controller *hose, +extern int mpc86xx_exclude_device(u_char bus, u_char devfn); + +extern void setup_indirect_pcie(struct pci_controller *hose, u32 cfg_addr, u32 cfg_data); -extern void __init setup_indirect_pcie_nomap(struct pci_controller *hose, +extern void setup_indirect_pcie_nomap(struct pci_controller *hose, void __iomem *cfg_addr, void __iomem *cfg_data); diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c index 483c21df181e..ebae73eb0063 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c @@ -12,7 +12,6 @@ * option) any later version. */ -#include <linux/config.h> #include <linux/stddef.h> #include <linux/kernel.h> #include <linux/pci.h> @@ -36,6 +35,7 @@ #include <sysdev/fsl_soc.h> #include "mpc86xx.h" +#include "mpc8641_hpcn.h" #ifndef CONFIG_PCI unsigned long isa_io_base = 0; @@ -186,17 +186,130 @@ mpc86xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin) return PCI_IRQ_TABLE_LOOKUP + I8259_OFFSET; } +static void __devinit quirk_ali1575(struct pci_dev *dev) +{ + unsigned short temp; + + /* + * ALI1575 interrupts route table setup: + * + * IRQ pin IRQ# + * PIRQA ---- 3 + * PIRQB ---- 4 + * PIRQC ---- 5 + * PIRQD ---- 6 + * PIRQE ---- 9 + * PIRQF ---- 10 + * PIRQG ---- 11 + * PIRQH ---- 12 + * + * interrupts for PCI slot0 -- PIRQA / PIRQB / PIRQC / PIRQD + * PCI slot1 -- PIRQB / PIRQC / PIRQD / PIRQA + */ + pci_write_config_dword(dev, 0x48, 0xb9317542); + + /* USB 1.1 OHCI controller 1, interrupt: PIRQE */ + pci_write_config_byte(dev, 0x86, 0x0c); + + /* USB 1.1 OHCI controller 2, interrupt: PIRQF */ + pci_write_config_byte(dev, 0x87, 0x0d); + + /* USB 1.1 OHCI controller 3, interrupt: PIRQH */ + pci_write_config_byte(dev, 0x88, 0x0f); + + /* USB 2.0 controller, interrupt: PIRQ7 */ + pci_write_config_byte(dev, 0x74, 0x06); + + /* Audio controller, interrupt: PIRQE */ + pci_write_config_byte(dev, 0x8a, 0x0c); + + /* Modem controller, interrupt: PIRQF */ + pci_write_config_byte(dev, 0x8b, 0x0d); + + /* HD audio controller, interrupt: PIRQG */ + pci_write_config_byte(dev, 0x8c, 0x0e); + + /* Serial ATA interrupt: PIRQD */ + pci_write_config_byte(dev, 0x8d, 0x0b); + + /* SMB interrupt: PIRQH */ + pci_write_config_byte(dev, 0x8e, 0x0f); + + /* PMU ACPI SCI interrupt: PIRQH */ + pci_write_config_byte(dev, 0x8f, 0x0f); + + /* Primary PATA IDE IRQ: 14 + * Secondary PATA IDE IRQ: 15 + */ + pci_write_config_byte(dev, 0x44, 0x3d); + pci_write_config_byte(dev, 0x75, 0x0f); + + /* Set IRQ14 and IRQ15 to legacy IRQs */ + pci_read_config_word(dev, 0x46, &temp); + temp |= 0xc000; + pci_write_config_word(dev, 0x46, temp); + + /* Set i8259 interrupt trigger + * IRQ 3: Level + * IRQ 4: Level + * IRQ 5: Level + * IRQ 6: Level + * IRQ 7: Level + * IRQ 9: Level + * IRQ 10: Level + * IRQ 11: Level + * IRQ 12: Level + * IRQ 14: Edge + * IRQ 15: Edge + */ + outb(0xfa, 0x4d0); + outb(0x1e, 0x4d1); +} -int -mpc86xx_exclude_device(u_char bus, u_char devfn) +static void __devinit quirk_uli5288(struct pci_dev *dev) { -#if !defined(CONFIG_PCI) - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; -#endif + unsigned char c; + + pci_read_config_byte(dev,0x83,&c); + c |= 0x80; + pci_write_config_byte(dev, 0x83, c); + + pci_write_config_byte(dev, 0x09, 0x01); + pci_write_config_byte(dev, 0x0a, 0x06); + + pci_read_config_byte(dev,0x83,&c); + c &= 0x7f; + pci_write_config_byte(dev, 0x83, c); - return PCIBIOS_SUCCESSFUL; + pci_read_config_byte(dev,0x84,&c); + c |= 0x01; + pci_write_config_byte(dev, 0x84, c); } + +static void __devinit quirk_uli5229(struct pci_dev *dev) +{ + unsigned short temp; + pci_write_config_word(dev, 0x04, 0x0405); + pci_read_config_word(dev, 0x4a, &temp); + temp |= 0x1000; + pci_write_config_word(dev, 0x4a, temp); +} + +static void __devinit early_uli5249(struct pci_dev *dev) +{ + unsigned char temp; + pci_write_config_word(dev, 0x04, 0x0007); + pci_read_config_byte(dev, 0x7c, &temp); + pci_write_config_byte(dev, 0x7c, 0x80); + pci_write_config_byte(dev, 0x09, 0x01); + pci_write_config_byte(dev, 0x7c, temp); + dev->class |= 0x1; +} + +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, quirk_ali1575); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AL, 0x5249, early_uli5249); #endif /* CONFIG_PCI */ diff --git a/arch/powerpc/platforms/86xx/mpc86xx_smp.c b/arch/powerpc/platforms/86xx/mpc86xx_smp.c index 944ec4b71416..bb7fb41933ad 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_smp.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_smp.c @@ -10,7 +10,6 @@ * option) any later version. */ -#include <linux/config.h> #include <linux/stddef.h> #include <linux/kernel.h> #include <linux/init.h> @@ -34,8 +33,8 @@ extern unsigned long __secondary_hold_acknowledge; static void __init smp_86xx_release_core(int nr) { - void *mcm_vaddr; - unsigned long vaddr, pcr; + __be32 __iomem *mcm_vaddr; + unsigned long pcr; if (nr < 0 || nr >= NR_CPUS) return; @@ -45,10 +44,9 @@ smp_86xx_release_core(int nr) */ mcm_vaddr = ioremap(get_immrbase() + MPC86xx_MCM_OFFSET, MPC86xx_MCM_SIZE); - vaddr = (unsigned long)mcm_vaddr + MCM_PORT_CONFIG_OFFSET; - pcr = in_be32((volatile unsigned *)vaddr); + pcr = in_be32(mcm_vaddr + (MCM_PORT_CONFIG_OFFSET >> 2)); pcr |= 1 << (nr + 24); - out_be32((volatile unsigned *)vaddr, pcr); + out_be32(mcm_vaddr + (MCM_PORT_CONFIG_OFFSET >> 2), pcr); } diff --git a/arch/powerpc/platforms/86xx/pci.c b/arch/powerpc/platforms/86xx/pci.c index 5180df7c75bc..bc5139043112 100644 --- a/arch/powerpc/platforms/86xx/pci.c +++ b/arch/powerpc/platforms/86xx/pci.c @@ -12,7 +12,6 @@ * option) any later version. */ -#include <linux/config.h> #include <linux/types.h> #include <linux/module.h> #include <linux/init.h> @@ -122,15 +121,12 @@ static void __init setup_pcie_atmu(struct pci_controller *hose, struct resource static void __init mpc86xx_setup_pcie(struct pci_controller *hose, u32 pcie_offset, u32 pcie_size) { - volatile struct ccsr_pex *pcie; u16 cmd; unsigned int temps; DBG("PCIE host controller register offset 0x%08x, size 0x%08x.\n", pcie_offset, pcie_size); - pcie = ioremap(pcie_offset, pcie_size); - early_read_config_word(hose, 0, 0, PCI_COMMAND, &cmd); cmd |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO; @@ -144,6 +140,14 @@ mpc86xx_setup_pcie(struct pci_controller *hose, u32 pcie_offset, u32 pcie_size) early_write_config_dword(hose, 0, 0, PCI_PRIMARY_BUS, temps); } +int mpc86xx_exclude_device(u_char bus, u_char devfn) +{ + if (bus == 0 && PCI_SLOT(devfn) == 0) + return PCIBIOS_DEVICE_NOT_FOUND; + + return PCIBIOS_SUCCESSFUL; +} + int __init add_bridge(struct device_node *dev) { int len; @@ -198,128 +202,3 @@ int __init add_bridge(struct device_node *dev) return 0; } - -static void __devinit quirk_ali1575(struct pci_dev *dev) -{ - unsigned short temp; - - /* - * ALI1575 interrupts route table setup: - * - * IRQ pin IRQ# - * PIRQA ---- 3 - * PIRQB ---- 4 - * PIRQC ---- 5 - * PIRQD ---- 6 - * PIRQE ---- 9 - * PIRQF ---- 10 - * PIRQG ---- 11 - * PIRQH ---- 12 - * - * interrupts for PCI slot0 -- PIRQA / PIRQB / PIRQC / PIRQD - * PCI slot1 -- PIRQB / PIRQC / PIRQD / PIRQA - */ - pci_write_config_dword(dev, 0x48, 0xb9317542); - - /* USB 1.1 OHCI controller 1, interrupt: PIRQE */ - pci_write_config_byte(dev, 0x86, 0x0c); - - /* USB 1.1 OHCI controller 2, interrupt: PIRQF */ - pci_write_config_byte(dev, 0x87, 0x0d); - - /* USB 1.1 OHCI controller 3, interrupt: PIRQH */ - pci_write_config_byte(dev, 0x88, 0x0f); - - /* USB 2.0 controller, interrupt: PIRQ7 */ - pci_write_config_byte(dev, 0x74, 0x06); - - /* Audio controller, interrupt: PIRQE */ - pci_write_config_byte(dev, 0x8a, 0x0c); - - /* Modem controller, interrupt: PIRQF */ - pci_write_config_byte(dev, 0x8b, 0x0d); - - /* HD audio controller, interrupt: PIRQG */ - pci_write_config_byte(dev, 0x8c, 0x0e); - - /* Serial ATA interrupt: PIRQD */ - pci_write_config_byte(dev, 0x8d, 0x0b); - - /* SMB interrupt: PIRQH */ - pci_write_config_byte(dev, 0x8e, 0x0f); - - /* PMU ACPI SCI interrupt: PIRQH */ - pci_write_config_byte(dev, 0x8f, 0x0f); - - /* Primary PATA IDE IRQ: 14 - * Secondary PATA IDE IRQ: 15 - */ - pci_write_config_byte(dev, 0x44, 0x3d); - pci_write_config_byte(dev, 0x75, 0x0f); - - /* Set IRQ14 and IRQ15 to legacy IRQs */ - pci_read_config_word(dev, 0x46, &temp); - temp |= 0xc000; - pci_write_config_word(dev, 0x46, temp); - - /* Set i8259 interrupt trigger - * IRQ 3: Level - * IRQ 4: Level - * IRQ 5: Level - * IRQ 6: Level - * IRQ 7: Level - * IRQ 9: Level - * IRQ 10: Level - * IRQ 11: Level - * IRQ 12: Level - * IRQ 14: Edge - * IRQ 15: Edge - */ - outb(0xfa, 0x4d0); - outb(0x1e, 0x4d1); -} - -static void __devinit quirk_uli5288(struct pci_dev *dev) -{ - unsigned char c; - - pci_read_config_byte(dev,0x83,&c); - c |= 0x80; - pci_write_config_byte(dev, 0x83, c); - - pci_write_config_byte(dev, 0x09, 0x01); - pci_write_config_byte(dev, 0x0a, 0x06); - - pci_read_config_byte(dev,0x83,&c); - c &= 0x7f; - pci_write_config_byte(dev, 0x83, c); - - pci_read_config_byte(dev,0x84,&c); - c |= 0x01; - pci_write_config_byte(dev, 0x84, c); -} - -static void __devinit quirk_uli5229(struct pci_dev *dev) -{ - unsigned short temp; - pci_write_config_word(dev, 0x04, 0x0405); - pci_read_config_word(dev, 0x4a, &temp); - temp |= 0x1000; - pci_write_config_word(dev, 0x4a, temp); -} - -static void __devinit early_uli5249(struct pci_dev *dev) -{ - unsigned char temp; - pci_write_config_word(dev, 0x04, 0x0007); - pci_read_config_byte(dev, 0x7c, &temp); - pci_write_config_byte(dev, 0x7c, 0x80); - pci_write_config_byte(dev, 0x09, 0x01); - pci_write_config_byte(dev, 0x7c, temp); - dev->class |= 0x1; -} - -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x1575, quirk_ali1575); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5288, quirk_uli5288); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AL, 0x5229, quirk_uli5229); -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_AL, 0x5249, early_uli5249); diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile index 292863694562..5cf46dc57895 100644 --- a/arch/powerpc/platforms/Makefile +++ b/arch/powerpc/platforms/Makefile @@ -14,3 +14,4 @@ obj-$(CONFIG_PPC_PSERIES) += pseries/ obj-$(CONFIG_PPC_ISERIES) += iseries/ obj-$(CONFIG_PPC_MAPLE) += maple/ obj-$(CONFIG_PPC_CELL) += cell/ +obj-$(CONFIG_EMBEDDED6xx) += embedded6xx/ diff --git a/arch/powerpc/platforms/cell/Kconfig b/arch/powerpc/platforms/cell/Kconfig index 352bbbacde9a..0c8c7b6ab897 100644 --- a/arch/powerpc/platforms/cell/Kconfig +++ b/arch/powerpc/platforms/cell/Kconfig @@ -6,6 +6,7 @@ config SPU_FS default m depends on PPC_CELL select SPU_BASE + select MEMORY_HOTPLUG help The SPU file system is used to access Synergistic Processing Units on machines implementing the Broadband Processor @@ -18,7 +19,6 @@ config SPU_BASE config SPUFS_MMAP bool depends on SPU_FS && SPARSEMEM - select MEMORY_HOTPLUG default y config CBE_RAS diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c index 1bbf822b4efc..7bff3cbc5723 100644 --- a/arch/powerpc/platforms/cell/interrupt.c +++ b/arch/powerpc/platforms/cell/interrupt.c @@ -307,7 +307,7 @@ static void iic_request_ipi(int ipi, const char *name) irq = iic_ipi_to_irq(ipi); /* IPIs are marked SA_INTERRUPT as they must run with irqs * disabled */ - get_irq_desc(irq)->handler = &iic_pic; + get_irq_desc(irq)->chip = &iic_pic; get_irq_desc(irq)->status |= IRQ_PER_CPU; request_irq(irq, iic_ipi_action, SA_INTERRUPT, name, NULL); } @@ -330,7 +330,7 @@ static void iic_setup_spe_handlers(void) for (be=0; be < num_present_cpus() / 2; be++) { for (isrc = 0; isrc < IIC_CLASS_STRIDE * 3; isrc++) { int irq = IIC_NODE_STRIDE * be + IIC_SPE_OFFSET + isrc; - get_irq_desc(irq)->handler = &iic_pic; + get_irq_desc(irq)->chip = &iic_pic; } } } diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c index 3d1831d331e5..00d112f92272 100644 --- a/arch/powerpc/platforms/cell/setup.c +++ b/arch/powerpc/platforms/cell/setup.c @@ -125,8 +125,6 @@ static void __init cell_init_early(void) { DBG(" -> cell_init_early()\n"); - hpte_init_native(); - cell_init_iommu(); ppc64_interrupt_controller = IC_CELL_PIC; @@ -139,11 +137,17 @@ static int __init cell_probe(void) { unsigned long root = of_get_flat_dt_root(); - if (of_flat_dt_is_compatible(root, "IBM,CBEA") || - of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) - return 1; + if (!of_flat_dt_is_compatible(root, "IBM,CBEA") && + !of_flat_dt_is_compatible(root, "IBM,CPBW-1.0")) + return 0; + +#ifdef CONFIG_UDBG_RTAS_CONSOLE + udbg_init_rtas_console(); +#endif + + hpte_init_native(); - return 0; + return 1; } /* diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c index 55cbdd77a62d..7c3a0b6d34fd 100644 --- a/arch/powerpc/platforms/cell/spider-pic.c +++ b/arch/powerpc/platforms/cell/spider-pic.c @@ -162,7 +162,7 @@ void spider_init_IRQ_hardcoded(void) spider_pics[node] = ioremap(spiderpic, 0x800); for (n = 0; n < IIC_NUM_EXT; n++) { int irq = n + IIC_EXT_OFFSET + node * IIC_NODE_STRIDE; - get_irq_desc(irq)->handler = &spider_pic; + get_irq_desc(irq)->chip = &spider_pic; } /* do not mask any interrupts because of level */ @@ -217,7 +217,7 @@ void spider_init_IRQ(void) for (n = 0; n < IIC_NUM_EXT; n++) { int irq = n + IIC_EXT_OFFSET + node * IIC_NODE_STRIDE; - get_irq_desc(irq)->handler = &spider_pic; + get_irq_desc(irq)->chip = &spider_pic; } /* do not mask any interrupts because of level */ diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c index db82f503ba2c..b306723abb87 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -168,12 +168,12 @@ spu_irq_class_0_bottom(struct spu *spu) stat &= mask; - if (stat & 1) /* invalid MFC DMA */ - __spu_trap_invalid_dma(spu); - - if (stat & 2) /* invalid DMA alignment */ + if (stat & 1) /* invalid DMA alignment */ __spu_trap_dma_align(spu); + if (stat & 2) /* invalid MFC DMA */ + __spu_trap_invalid_dma(spu); + if (stat & 4) /* error on SPU */ __spu_trap_error(spu); diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 7854a380dce2..58e794f9da1b 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -204,7 +204,7 @@ static int spufs_cntl_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_cntl_mmap_vmops; return 0; @@ -675,7 +675,7 @@ static int spufs_signal1_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_signal1_mmap_vmops; return 0; @@ -762,7 +762,7 @@ static int spufs_signal2_mmap(struct file *file, struct vm_area_struct *vma) /* FIXME: */ vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_signal2_mmap_vmops; return 0; @@ -850,7 +850,7 @@ static int spufs_mss_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_mss_mmap_vmops; return 0; @@ -899,7 +899,7 @@ static int spufs_mfc_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags |= VM_RESERVED; vma->vm_page_prot = __pgprot(pgprot_val(vma->vm_page_prot) - | _PAGE_NO_CACHE); + | _PAGE_NO_CACHE | _PAGE_GUARDED); vma->vm_ops = &spufs_mfc_mmap_vmops; return 0; diff --git a/arch/powerpc/platforms/cell/spufs/switch.c b/arch/powerpc/platforms/cell/spufs/switch.c index a656d810a44a..c7fea2cca534 100644 --- a/arch/powerpc/platforms/cell/spufs/switch.c +++ b/arch/powerpc/platforms/cell/spufs/switch.c @@ -464,7 +464,8 @@ static inline void wait_purge_complete(struct spu_state *csa, struct spu *spu) * Poll MFC_CNTL[Ps] until value '11' is read * (purge complete). */ - POLL_WHILE_FALSE(in_be64(&priv2->mfc_control_RW) & + POLL_WHILE_FALSE((in_be64(&priv2->mfc_control_RW) & + MFC_CNTL_PURGE_DMA_STATUS_MASK) == MFC_CNTL_PURGE_DMA_COMPLETE); } @@ -1028,7 +1029,8 @@ static inline void wait_suspend_mfc_complete(struct spu_state *csa, * Restore, Step 47. * Poll MFC_CNTL[Ss] until 11 is returned. */ - POLL_WHILE_FALSE(in_be64(&priv2->mfc_control_RW) & + POLL_WHILE_FALSE((in_be64(&priv2->mfc_control_RW) & + MFC_CNTL_SUSPEND_DMA_STATUS_MASK) == MFC_CNTL_SUSPEND_COMPLETE); } diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c index ac224876ce59..53515daf01b1 100644 --- a/arch/powerpc/platforms/chrp/pci.c +++ b/arch/powerpc/platforms/chrp/pci.c @@ -143,7 +143,7 @@ hydra_init(void) if (np == NULL || of_address_to_resource(np, 0, &r)) return 0; Hydra = ioremap(r.start, r.end-r.start); - printk("Hydra Mac I/O at %lx\n", r.start); + printk("Hydra Mac I/O at %llx\n", (unsigned long long)r.start); printk("Hydra Feature_Control was %x", in_le32(&Hydra->Feature_Control)); out_le32(&Hydra->Feature_Control, (HYDRA_FC_SCC_CELL_EN | @@ -267,7 +267,7 @@ chrp_find_bridges(void) bus_range[0], bus_range[1]); printk(" controlled by %s", dev->type); if (!is_longtrail) - printk(" at %lx", r.start); + printk(" at %llx", (unsigned long long)r.start); printk("\n"); hose = pcibios_alloc_controller(); diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig index 4fdbc9ae876b..ba07a9a7c039 100644 --- a/arch/powerpc/platforms/embedded6xx/Kconfig +++ b/arch/powerpc/platforms/embedded6xx/Kconfig @@ -74,6 +74,16 @@ config SANDPOINT Select SANDPOINT if configuring for a Motorola Sandpoint X3 (any flavor). +config MPC7448HPC2 + bool "Freescale MPC7448HPC2(Taiga)" + select TSI108_BRIDGE + select DEFAULT_UIMAGE + select PPC_UDBG_16550 + select MPIC + help + Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga) + platform + config RADSTONE_PPC7D bool "Radstone Technology PPC7D board" select PPC_I8259 @@ -221,6 +231,11 @@ config MV64X60 select PPC_INDIRECT_PCI default y +config TSI108_BRIDGE + bool + depends on MPC7448HPC2 + default y + menu "Set bridge options" depends on MV64X60 diff --git a/arch/powerpc/platforms/embedded6xx/Makefile b/arch/powerpc/platforms/embedded6xx/Makefile new file mode 100644 index 000000000000..fa499fe59291 --- /dev/null +++ b/arch/powerpc/platforms/embedded6xx/Makefile @@ -0,0 +1,4 @@ +# +# Makefile for the 6xx/7xx/7xxxx linux kernel. +# +obj-$(CONFIG_MPC7448HPC2) += mpc7448_hpc2.o diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c new file mode 100644 index 000000000000..d7a4fc7ca238 --- /dev/null +++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c @@ -0,0 +1,335 @@ +/* + * mpc7448_hpc2.c + * + * Board setup routines for the Freescale Taiga platform + * + * Author: Jacob Pan + * jacob.pan@freescale.com + * Author: Xianghua Xiao + * x.xiao@freescale.com + * Maintainer: Roy Zang <tie-fei.zang@freescale.com> + * Add Flat Device Tree support fot mpc7448hpc2 board + * + * Copyright 2004-2006 Freescale Semiconductor, Inc. + * + * This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#include <linux/config.h> +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/kdev_t.h> +#include <linux/console.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/ide.h> +#include <linux/seq_file.h> +#include <linux/root_dev.h> +#include <linux/serial.h> +#include <linux/tty.h> +#include <linux/serial_core.h> + +#include <asm/system.h> +#include <asm/time.h> +#include <asm/machdep.h> +#include <asm/prom.h> +#include <asm/udbg.h> +#include <asm/tsi108.h> +#include <asm/pci-bridge.h> +#include <asm/reg.h> +#include <mm/mmu_decl.h> +#include "mpc7448_hpc2.h" +#include <asm/tsi108_irq.h> +#include <asm/mpic.h> + +#undef DEBUG +#ifdef DEBUG +#define DBG(fmt...) do { printk(fmt); } while(0) +#else +#define DBG(fmt...) do { } while(0) +#endif + +#ifndef CONFIG_PCI +isa_io_base = MPC7448_HPC2_ISA_IO_BASE; +isa_mem_base = MPC7448_HPC2_ISA_MEM_BASE; +pci_dram_offset = MPC7448_HPC2_PCI_MEM_OFFSET; +#endif + +extern int tsi108_setup_pci(struct device_node *dev); +extern void _nmask_and_or_msr(unsigned long nmask, unsigned long or_val); +extern void tsi108_pci_int_init(void); +extern int tsi108_irq_cascade(struct pt_regs *regs, void *unused); + +/* + * Define all of the IRQ senses and polarities. Taken from the + * mpc7448hpc manual. + * Note: Likely, this table and the following function should be + * obtained and derived from the OF Device Tree. + */ + +static u_char mpc7448_hpc2_pic_initsenses[] __initdata = { + /* External on-board sources */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* INT[0] XINT0 from FPGA */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* INT[1] XINT1 from FPGA */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* INT[2] PHY_INT from both GIGE */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* INT[3] RESERVED */ + /* Internal Tsi108/109 interrupt sources */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* DMA0 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* DMA1 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* DMA2 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* DMA3 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* UART0 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* UART1 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* I2C */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* GPIO */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* GIGE0 */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* GIGE1 */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* HLP */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* SDC */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Processor IF */ + (IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE), /* Reserved IRQ */ + (IRQ_SENSE_LEVEL | IRQ_POLARITY_POSITIVE), /* PCI/X block */ +}; + +int mpc7448_hpc2_exclude_device(u_char bus, u_char devfn) +{ + if (bus == 0 && PCI_SLOT(devfn) == 0) + return PCIBIOS_DEVICE_NOT_FOUND; + else + return PCIBIOS_SUCCESSFUL; +} + +/* + * find pci slot by devfn in interrupt map of OF tree + */ +u8 find_slot_by_devfn(unsigned int *interrupt_map, unsigned int devfn) +{ + int i; + unsigned int tmp; + for (i = 0; i < 4; i++){ + tmp = interrupt_map[i*4*7]; + if ((tmp >> 11) == (devfn >> 3)) + return i; + } + return i; +} + +/* + * Scans the interrupt map for pci device + */ +void mpc7448_hpc2_fixup_irq(struct pci_dev *dev) +{ + struct pci_controller *hose; + struct device_node *node; + unsigned int *interrupt; + int busnr; + int len; + u8 slot; + u8 pin; + + /* Lookup the hose */ + busnr = dev->bus->number; + hose = pci_bus_to_hose(busnr); + if (!hose) + printk(KERN_ERR "No pci hose found\n"); + + /* Check it has an OF node associated */ + node = (struct device_node *) hose->arch_data; + if (!node) + printk(KERN_ERR "No pci node found\n"); + + interrupt = (unsigned int *) get_property(node, "interrupt-map", &len); + slot = find_slot_by_devfn(interrupt, dev->devfn); + pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); + if (pin == 0 || pin > 4) + pin = 1; + pin--; + dev->irq = interrupt[slot*4*7 + pin*7 + 5]; + DBG("TSI_PCI: dev->irq = 0x%x\n", dev->irq); +} +/* temporary pci irq map fixup*/ + +void __init mpc7448_hpc2_pcibios_fixup(void) +{ + struct pci_dev *dev = NULL; + for_each_pci_dev(dev) { + mpc7448_hpc2_fixup_irq(dev); + pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); + } +} + +static void __init mpc7448_hpc2_setup_arch(void) +{ + struct device_node *cpu; + struct device_node *np; + if (ppc_md.progress) + ppc_md.progress("mpc7448_hpc2_setup_arch():set_bridge", 0); + + cpu = of_find_node_by_type(NULL, "cpu"); + if (cpu != 0) { + unsigned int *fp; + + fp = (int *)get_property(cpu, "clock-frequency", NULL); + if (fp != 0) + loops_per_jiffy = *fp / HZ; + else + loops_per_jiffy = 50000000 / HZ; + of_node_put(cpu); + } + tsi108_csr_vir_base = get_vir_csrbase(); + +#ifdef CONFIG_ROOT_NFS + ROOT_DEV = Root_NFS; +#else + ROOT_DEV = Root_HDA1; +#endif + +#ifdef CONFIG_BLK_DEV_INITRD + ROOT_DEV = Root_RAM0; +#endif + + /* setup PCI host bridge */ +#ifdef CONFIG_PCI + for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) + tsi108_setup_pci(np); + + ppc_md.pci_exclude_device = mpc7448_hpc2_exclude_device; + if (ppc_md.progress) + ppc_md.progress("tsi108: resources set", 0x100); +#endif + + printk(KERN_INFO "MPC7448HPC2 (TAIGA) Platform\n"); + printk(KERN_INFO + "Jointly ported by Freescale and Tundra Semiconductor\n"); + printk(KERN_INFO + "Enabling L2 cache then enabling the HID0 prefetch engine.\n"); +} + +/* + * Interrupt setup and service. Interrrupts on the mpc7448_hpc2 come + * from the four external INT pins, PCI interrupts are routed via + * PCI interrupt control registers, it generates internal IRQ23 + * + * Interrupt routing on the Taiga Board: + * TSI108:PB_INT[0] -> CPU0:INT# + * TSI108:PB_INT[1] -> CPU0:MCP# + * TSI108:PB_INT[2] -> N/C + * TSI108:PB_INT[3] -> N/C + */ +static void __init mpc7448_hpc2_init_IRQ(void) +{ + struct mpic *mpic; + phys_addr_t mpic_paddr = 0; + struct device_node *tsi_pic; + + tsi_pic = of_find_node_by_type(NULL, "open-pic"); + if (tsi_pic) { + unsigned int size; + void *prop = get_property(tsi_pic, "reg", &size); + mpic_paddr = of_translate_address(tsi_pic, prop); + } + + if (mpic_paddr == 0) { + printk("%s: No tsi108 PIC found !\n", __FUNCTION__); + return; + } + + DBG("%s: tsi108pic phys_addr = 0x%x\n", __FUNCTION__, + (u32) mpic_paddr); + + mpic = mpic_alloc(mpic_paddr, + MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET | + MPIC_SPV_EOI | MPIC_MOD_ID(MPIC_ID_TSI108), + 0, /* num_sources used */ + TSI108_IRQ_BASE, + 0, /* num_sources used */ + NR_IRQS - 4 /* XXXX */, + mpc7448_hpc2_pic_initsenses, + sizeof(mpc7448_hpc2_pic_initsenses), "Tsi108_PIC"); + + BUG_ON(mpic == NULL); /* XXXX */ + + mpic_init(mpic); + mpic_setup_cascade(IRQ_TSI108_PCI, tsi108_irq_cascade, mpic); + tsi108_pci_int_init(); + + /* Configure MPIC outputs to CPU0 */ + tsi108_write_reg(TSI108_MPIC_OFFSET + 0x30c, 0); +} + +void mpc7448_hpc2_show_cpuinfo(struct seq_file *m) +{ + seq_printf(m, "vendor\t\t: Freescale Semiconductor\n"); + seq_printf(m, "machine\t\t: MPC7448hpc2\n"); +} + +void mpc7448_hpc2_restart(char *cmd) +{ + local_irq_disable(); + + /* Set exception prefix high - to the firmware */ + _nmask_and_or_msr(0, MSR_IP); + + for (;;) ; /* Spin until reset happens */ +} + +void mpc7448_hpc2_power_off(void) +{ + local_irq_disable(); + for (;;) ; /* No way to shut power off with software */ +} + +void mpc7448_hpc2_halt(void) +{ + mpc7448_hpc2_power_off(); +} + +/* + * Called very early, device-tree isn't unflattened + */ +static int __init mpc7448_hpc2_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + if (!of_flat_dt_is_compatible(root, "mpc74xx")) + return 0; + return 1; +} + +static int mpc7448_machine_check_exception(struct pt_regs *regs) +{ + extern void tsi108_clear_pci_cfg_error(void); + const struct exception_table_entry *entry; + + /* Are we prepared to handle this fault */ + if ((entry = search_exception_tables(regs->nip)) != NULL) { + tsi108_clear_pci_cfg_error(); + regs->msr |= MSR_RI; + regs->nip = entry->fixup; + return 1; + } + return 0; + +} +define_machine(mpc7448_hpc2){ + .name = "MPC7448 HPC2", + .probe = mpc7448_hpc2_probe, + .setup_arch = mpc7448_hpc2_setup_arch, + .init_IRQ = mpc7448_hpc2_init_IRQ, + .show_cpuinfo = mpc7448_hpc2_show_cpuinfo, + .get_irq = mpic_get_irq, + .pcibios_fixup = mpc7448_hpc2_pcibios_fixup, + .restart = mpc7448_hpc2_restart, + .calibrate_decr = generic_calibrate_decr, + .machine_check_exception= mpc7448_machine_check_exception, + .progress = udbg_progress, +}; diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.h b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.h new file mode 100644 index 000000000000..a543a5242e34 --- /dev/null +++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.h @@ -0,0 +1,26 @@ +/* + * mpc7448_hpc2.h + * + * Definitions for Freescale MPC7448_HPC2 platform + * + * Author: Jacob Pan + * jacob.pan@freescale.com + * Maintainer: Roy Zang <roy.zang@freescale.com> + * + * 2006 (c) Freescale Semiconductor, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef __PPC_PLATFORMS_MPC7448_HPC2_H +#define __PPC_PLATFORMS_MPC7448_HPC2_H + +#include <asm/ppcboot.h> + +/* Base Addresses for the PCI bus + */ +#define MPC7448_HPC2_PCI_MEM_OFFSET (0x00000000) +#define MPC7448_HPC2_ISA_IO_BASE (0x00000000) +#define MPC7448_HPC2_ISA_MEM_BASE (0x00000000) +#endif /* __PPC_PLATFORMS_MPC7448_HPC2_H */ diff --git a/arch/powerpc/platforms/iseries/dt.c b/arch/powerpc/platforms/iseries/dt.c index d3444aabe76e..d194140c1ebf 100644 --- a/arch/powerpc/platforms/iseries/dt.c +++ b/arch/powerpc/platforms/iseries/dt.c @@ -252,6 +252,7 @@ static void __init dt_model(struct iseries_flat_dt *dt) { char buf[16] = "IBM,"; + /* N.B. lparcfg.c knows about the "IBM," prefixes ... */ /* "IBM," + mfgId[2:3] + systemSerial[1:5] */ strne2a(buf + 4, xItExtVpdPanel.mfgID + 2, 2); strne2a(buf + 6, xItExtVpdPanel.systemSerial + 1, 5); @@ -264,6 +265,7 @@ static void __init dt_model(struct iseries_flat_dt *dt) dt_prop_str(dt, "model", buf); dt_prop_str(dt, "compatible", "IBM,iSeries"); + dt_prop_u32(dt, "ibm,partition-no", HvLpConfig_getLpIndex()); } static void __init dt_do_vdevice(struct iseries_flat_dt *dt, diff --git a/arch/powerpc/platforms/iseries/htab.c b/arch/powerpc/platforms/iseries/htab.c index 30bdcf3925d9..ed44dfceaa45 100644 --- a/arch/powerpc/platforms/iseries/htab.c +++ b/arch/powerpc/platforms/iseries/htab.c @@ -242,13 +242,11 @@ static void iSeries_hpte_invalidate(unsigned long slot, unsigned long va, local_irq_restore(flags); } -void hpte_init_iSeries(void) +void __init hpte_init_iSeries(void) { ppc_md.hpte_invalidate = iSeries_hpte_invalidate; ppc_md.hpte_updatepp = iSeries_hpte_updatepp; ppc_md.hpte_updateboltedpp = iSeries_hpte_updateboltedpp; ppc_md.hpte_insert = iSeries_hpte_insert; ppc_md.hpte_remove = iSeries_hpte_remove; - - htab_finish_init(); } diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c index 62bbbcf5ded3..33bb4aa0e1e8 100644 --- a/arch/powerpc/platforms/iseries/irq.c +++ b/arch/powerpc/platforms/iseries/irq.c @@ -242,9 +242,9 @@ void __init iSeries_activate_IRQs() for_each_irq (irq) { irq_desc_t *desc = get_irq_desc(irq); - if (desc && desc->handler && desc->handler->startup) { + if (desc && desc->chip && desc->chip->startup) { spin_lock_irqsave(&desc->lock, flags); - desc->handler->startup(irq); + desc->chip->startup(irq); spin_unlock_irqrestore(&desc->lock, flags); } } @@ -324,7 +324,7 @@ int __init iSeries_allocate_IRQ(HvBusNumber bus, + function; virtirq = virt_irq_create_mapping(realirq); - irq_desc[virtirq].handler = &iSeries_IRQ_handler; + irq_desc[virtirq].chip = &iSeries_IRQ_handler; return virtirq; } diff --git a/arch/powerpc/platforms/iseries/lpevents.c b/arch/powerpc/platforms/iseries/lpevents.c index 8ca7b9396355..2a9f81ea27d6 100644 --- a/arch/powerpc/platforms/iseries/lpevents.c +++ b/arch/powerpc/platforms/iseries/lpevents.c @@ -51,20 +51,21 @@ static unsigned lpEventHandlerPaths[HvLpEvent_Type_NumTypes]; static struct HvLpEvent * get_next_hvlpevent(void) { struct HvLpEvent * event; - event = (struct HvLpEvent *)hvlpevent_queue.xSlicCurEventPtr; + event = (struct HvLpEvent *)hvlpevent_queue.hq_current_event; if (hvlpevent_is_valid(event)) { /* rmb() needed only for weakly consistent machines (regatta) */ rmb(); /* Set pointer to next potential event */ - hvlpevent_queue.xSlicCurEventPtr += ((event->xSizeMinus1 + - LpEventAlign) / LpEventAlign) * LpEventAlign; + hvlpevent_queue.hq_current_event += ((event->xSizeMinus1 + + IT_LP_EVENT_ALIGN) / IT_LP_EVENT_ALIGN) * + IT_LP_EVENT_ALIGN; /* Wrap to beginning if no room at end */ - if (hvlpevent_queue.xSlicCurEventPtr > - hvlpevent_queue.xSlicLastValidEventPtr) { - hvlpevent_queue.xSlicCurEventPtr = - hvlpevent_queue.xSlicEventStackPtr; + if (hvlpevent_queue.hq_current_event > + hvlpevent_queue.hq_last_event) { + hvlpevent_queue.hq_current_event = + hvlpevent_queue.hq_event_stack; } } else { event = NULL; @@ -82,10 +83,10 @@ int hvlpevent_is_pending(void) if (smp_processor_id() >= spread_lpevents) return 0; - next_event = (struct HvLpEvent *)hvlpevent_queue.xSlicCurEventPtr; + next_event = (struct HvLpEvent *)hvlpevent_queue.hq_current_event; return hvlpevent_is_valid(next_event) || - hvlpevent_queue.xPlicOverflowIntPending; + hvlpevent_queue.hq_overflow_pending; } static void hvlpevent_clear_valid(struct HvLpEvent * event) @@ -95,18 +96,18 @@ static void hvlpevent_clear_valid(struct HvLpEvent * event) * ie. on 64-byte boundaries. */ struct HvLpEvent *tmp; - unsigned extra = ((event->xSizeMinus1 + LpEventAlign) / - LpEventAlign) - 1; + unsigned extra = ((event->xSizeMinus1 + IT_LP_EVENT_ALIGN) / + IT_LP_EVENT_ALIGN) - 1; switch (extra) { case 3: - tmp = (struct HvLpEvent*)((char*)event + 3 * LpEventAlign); + tmp = (struct HvLpEvent*)((char*)event + 3 * IT_LP_EVENT_ALIGN); hvlpevent_invalidate(tmp); case 2: - tmp = (struct HvLpEvent*)((char*)event + 2 * LpEventAlign); + tmp = (struct HvLpEvent*)((char*)event + 2 * IT_LP_EVENT_ALIGN); hvlpevent_invalidate(tmp); case 1: - tmp = (struct HvLpEvent*)((char*)event + 1 * LpEventAlign); + tmp = (struct HvLpEvent*)((char*)event + 1 * IT_LP_EVENT_ALIGN); hvlpevent_invalidate(tmp); } @@ -120,7 +121,7 @@ void process_hvlpevents(struct pt_regs *regs) struct HvLpEvent * event; /* If we have recursed, just return */ - if (!spin_trylock(&hvlpevent_queue.lock)) + if (!spin_trylock(&hvlpevent_queue.hq_lock)) return; for (;;) { @@ -148,17 +149,17 @@ void process_hvlpevents(struct pt_regs *regs) printk(KERN_INFO "Unexpected Lp Event type=%d\n", event->xType ); hvlpevent_clear_valid(event); - } else if (hvlpevent_queue.xPlicOverflowIntPending) + } else if (hvlpevent_queue.hq_overflow_pending) /* * No more valid events. If overflow events are * pending process them */ - HvCallEvent_getOverflowLpEvents(hvlpevent_queue.xIndex); + HvCallEvent_getOverflowLpEvents(hvlpevent_queue.hq_index); else break; } - spin_unlock(&hvlpevent_queue.lock); + spin_unlock(&hvlpevent_queue.hq_lock); } static int set_spread_lpevents(char *str) @@ -184,20 +185,20 @@ void setup_hvlpevent_queue(void) { void *eventStack; - spin_lock_init(&hvlpevent_queue.lock); + spin_lock_init(&hvlpevent_queue.hq_lock); /* Allocate a page for the Event Stack. */ - eventStack = alloc_bootmem_pages(LpEventStackSize); - memset(eventStack, 0, LpEventStackSize); + eventStack = alloc_bootmem_pages(IT_LP_EVENT_STACK_SIZE); + memset(eventStack, 0, IT_LP_EVENT_STACK_SIZE); /* Invoke the hypervisor to initialize the event stack */ - HvCallEvent_setLpEventStack(0, eventStack, LpEventStackSize); + HvCallEvent_setLpEventStack(0, eventStack, IT_LP_EVENT_STACK_SIZE); - hvlpevent_queue.xSlicEventStackPtr = (char *)eventStack; - hvlpevent_queue.xSlicCurEventPtr = (char *)eventStack; - hvlpevent_queue.xSlicLastValidEventPtr = (char *)eventStack + - (LpEventStackSize - LpEventMaxSize); - hvlpevent_queue.xIndex = 0; + hvlpevent_queue.hq_event_stack = eventStack; + hvlpevent_queue.hq_current_event = eventStack; + hvlpevent_queue.hq_last_event = (char *)eventStack + + (IT_LP_EVENT_STACK_SIZE - IT_LP_EVENT_MAX_SIZE); + hvlpevent_queue.hq_index = 0; } /* Register a handler for an LpEvent type */ diff --git a/arch/powerpc/platforms/iseries/proc.c b/arch/powerpc/platforms/iseries/proc.c index e68b6b5fa89f..c241413629ac 100644 --- a/arch/powerpc/platforms/iseries/proc.c +++ b/arch/powerpc/platforms/iseries/proc.c @@ -24,7 +24,6 @@ #include <asm/processor.h> #include <asm/time.h> #include <asm/lppaca.h> -#include <asm/iseries/it_lp_queue.h> #include <asm/iseries/hv_call_xm.h> #include "processor_vpd.h" diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index 617c724c4590..66c77e4f8ec2 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -81,8 +81,6 @@ static void iSeries_pci_final_fixup(void) { } #endif extern int rd_size; /* Defined in drivers/block/rd.c */ -extern unsigned long embedded_sysmap_start; -extern unsigned long embedded_sysmap_end; extern unsigned long iSeries_recal_tb; extern unsigned long iSeries_recal_titan; @@ -321,11 +319,6 @@ static void __init iSeries_init_early(void) iSeries_recal_titan = HvCallXm_loadTod(); /* - * Initialize the hash table management pointers - */ - hpte_init_iSeries(); - - /* * Initialize the DMA/TCE management */ iommu_init_early_iSeries(); @@ -563,16 +556,6 @@ static void __init iSeries_fixup_klimit(void) if (naca.xRamDisk) klimit = KERNELBASE + (u64)naca.xRamDisk + (naca.xRamDiskSize * HW_PAGE_SIZE); - else { - /* - * No ram disk was included - check and see if there - * was an embedded system map. Change klimit to take - * into account any embedded system map - */ - if (embedded_sysmap_end) - klimit = KERNELBASE + ((embedded_sysmap_end + 4095) & - 0xfffffffffffff000); - } } static int __init iSeries_src_init(void) @@ -683,6 +666,8 @@ static int __init iseries_probe(void) */ virt_irq_max = 255; + hpte_init_iSeries(); + return 1; } diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c index 9a4efc0c3b29..f7170ff86dab 100644 --- a/arch/powerpc/platforms/maple/pci.c +++ b/arch/powerpc/platforms/maple/pci.c @@ -376,9 +376,10 @@ static void __init maple_fixup_phb_resources(void) unsigned long offset = (unsigned long)hose->io_base_virt - pci_io_base; hose->io_resource.start += offset; hose->io_resource.end += offset; - printk(KERN_INFO "PCI Host %d, io start: %lx; io end: %lx\n", + printk(KERN_INFO "PCI Host %d, io start: %llx; io end: %llx\n", hose->global_number, - hose->io_resource.start, hose->io_resource.end); + (unsigned long long)hose->io_resource.start, + (unsigned long long)hose->io_resource.end); } } diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c index a0505ea48a86..4e32a5417fd1 100644 --- a/arch/powerpc/platforms/maple/setup.c +++ b/arch/powerpc/platforms/maple/setup.c @@ -199,11 +199,6 @@ static void __init maple_init_early(void) { DBG(" -> maple_init_early\n"); - /* Initialize hash table, from now on, we can take hash faults - * and call ioremap - */ - hpte_init_native(); - /* Setup interrupt mapping options */ ppc64_interrupt_controller = IC_OPEN_PIC; @@ -272,6 +267,8 @@ static int __init maple_probe(void) */ alloc_dart_table(); + hpte_init_native(); + return 1; } diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index 80035853467b..d524a915aa86 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -939,9 +939,10 @@ static int __init add_bridge(struct device_node *dev) disp_name = "Chaos"; primary = 0; } - printk(KERN_INFO "Found %s PCI host bridge at 0x%08lx. " + printk(KERN_INFO "Found %s PCI host bridge at 0x%016llx. " "Firmware bus number: %d->%d\n", - disp_name, rsrc.start, hose->first_busno, hose->last_busno); + disp_name, (unsigned long long)rsrc.start, hose->first_busno, + hose->last_busno); #endif /* CONFIG_PPC32 */ DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c index 18bf3011d1e3..9f6189af6dd6 100644 --- a/arch/powerpc/platforms/powermac/pic.c +++ b/arch/powerpc/platforms/powermac/pic.c @@ -446,7 +446,7 @@ static void __init pmac_pic_probe_oldstyle(void) /* Set the handler for the main PIC */ for ( i = 0; i < max_real_irqs ; i++ ) - irq_desc[i].handler = &pmac_pic; + irq_desc[i].chip = &pmac_pic; /* Get addresses of first controller if we have a node for it */ BUG_ON(of_address_to_resource(master, 0, &r)); @@ -493,7 +493,7 @@ static void __init pmac_pic_probe_oldstyle(void) /* Setup handlers for secondary controller and hook cascade irq*/ if (slave) { for ( i = max_real_irqs ; i < max_irqs ; i++ ) - irq_desc[i].handler = &gatwick_pic; + irq_desc[i].chip = &gatwick_pic; setup_irq(irq_cascade, &gatwick_cascade_action); } printk(KERN_INFO "irq: System has %d possible interrupts\n", max_irqs); diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 9cc7db7a8bdc..89c5775f83be 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -600,13 +600,6 @@ pmac_halt(void) */ static void __init pmac_init_early(void) { -#ifdef CONFIG_PPC64 - /* Initialize hash table, from now on, we can take hash faults - * and call ioremap - */ - hpte_init_native(); -#endif - /* Enable early btext debug if requested */ if (strstr(cmd_line, "btextdbg")) { udbg_adb_init_early(); @@ -683,6 +676,8 @@ static int __init pmac_probe(void) * part of the cacheable linar mapping */ alloc_dart_table(); + + hpte_init_native(); #endif #ifdef CONFIG_PPC32 diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index d03a8b078f9d..8cfb5706790e 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -92,6 +92,15 @@ static void tce_free_pSeries(struct iommu_table *tbl, long index, long npages) *(tcep++) = 0; } +static unsigned long tce_get_pseries(struct iommu_table *tbl, long index) +{ + u64 *tcep; + + index <<= TCE_PAGE_FACTOR; + tcep = ((u64 *)tbl->it_base) + index; + + return *tcep; +} static void tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages, unsigned long uaddr, @@ -235,6 +244,25 @@ static void tce_freemulti_pSeriesLP(struct iommu_table *tbl, long tcenum, long n } } +static unsigned long tce_get_pSeriesLP(struct iommu_table *tbl, long tcenum) +{ + u64 rc; + unsigned long tce_ret; + + tcenum <<= TCE_PAGE_FACTOR; + rc = plpar_tce_get((u64)tbl->it_index, (u64)tcenum << 12, &tce_ret); + + if (rc && printk_ratelimit()) { + printk("tce_get_pSeriesLP: plpar_tce_get failed. rc=%ld\n", + rc); + printk("\tindex = 0x%lx\n", (u64)tbl->it_index); + printk("\ttcenum = 0x%lx\n", (u64)tcenum); + show_stack(current, (unsigned long *)__get_SP()); + } + + return tce_ret; +} + static void iommu_table_setparms(struct pci_controller *phb, struct device_node *dn, struct iommu_table *tbl) @@ -254,7 +282,10 @@ static void iommu_table_setparms(struct pci_controller *phb, } tbl->it_base = (unsigned long)__va(*basep); + +#ifndef CONFIG_CRASH_DUMP memset((void *)tbl->it_base, 0, *sizep); +#endif tbl->it_busno = phb->bus->number; @@ -560,11 +591,13 @@ void iommu_init_early_pSeries(void) ppc_md.tce_build = tce_build_pSeriesLP; ppc_md.tce_free = tce_free_pSeriesLP; } + ppc_md.tce_get = tce_get_pSeriesLP; ppc_md.iommu_bus_setup = iommu_bus_setup_pSeriesLP; ppc_md.iommu_dev_setup = iommu_dev_setup_pSeriesLP; } else { ppc_md.tce_build = tce_build_pSeries; ppc_md.tce_free = tce_free_pSeries; + ppc_md.tce_get = tce_get_pseries; ppc_md.iommu_bus_setup = iommu_bus_setup_pSeries; ppc_md.iommu_dev_setup = iommu_dev_setup_pSeries; } diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 634b7d06d3cc..27480705996f 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -513,7 +513,7 @@ void pSeries_lpar_flush_hash_range(unsigned long number, int local) spin_unlock_irqrestore(&pSeries_lpar_tlbie_lock, flags); } -void hpte_init_lpar(void) +void __init hpte_init_lpar(void) { ppc_md.hpte_invalidate = pSeries_lpar_hpte_invalidate; ppc_md.hpte_updatepp = pSeries_lpar_hpte_updatepp; @@ -522,6 +522,4 @@ void hpte_init_lpar(void) ppc_md.hpte_remove = pSeries_lpar_hpte_remove; ppc_md.flush_hash_range = pSeries_lpar_flush_hash_range; ppc_md.hpte_clear_all = pSeries_lpar_hptab_clear; - - htab_finish_init(); } diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 1e28518c6121..b3197ff156c6 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -322,11 +322,6 @@ static void __init pSeries_init_early(void) DBG(" -> pSeries_init_early()\n"); fw_feature_init(); - - if (firmware_has_feature(FW_FEATURE_LPAR)) - hpte_init_lpar(); - else - hpte_init_native(); if (firmware_has_feature(FW_FEATURE_LPAR)) find_udbg_vterm(); @@ -384,6 +379,11 @@ static int __init pSeries_probe_hypertas(unsigned long node, if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL) != NULL) powerpc_firmware_features |= FW_FEATURE_LPAR; + if (firmware_has_feature(FW_FEATURE_LPAR)) + hpte_init_lpar(); + else + hpte_init_native(); + return 1; } diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c index b14f9b5c114e..19c03dd43000 100644 --- a/arch/powerpc/platforms/pseries/xics.c +++ b/arch/powerpc/platforms/pseries/xics.c @@ -238,7 +238,7 @@ static int get_irq_server(unsigned int irq) { unsigned int server; /* For the moment only implement delivery to all cpus or one cpu */ - cpumask_t cpumask = irq_affinity[irq]; + cpumask_t cpumask = irq_desc[irq].affinity; cpumask_t tmp = CPU_MASK_NONE; if (!distribute_irqs) @@ -558,7 +558,7 @@ nextnode: } for (i = irq_offset_value(); i < NR_IRQS; ++i) - get_irq_desc(i)->handler = &xics_pic; + get_irq_desc(i)->chip = &xics_pic; xics_setup_cpu(); @@ -701,9 +701,9 @@ void xics_migrate_irqs_away(void) continue; /* We only need to migrate enabled IRQS */ - if (desc == NULL || desc->handler == NULL + if (desc == NULL || desc->chip == NULL || desc->action == NULL - || desc->handler->set_affinity == NULL) + || desc->chip->set_affinity == NULL) continue; spin_lock_irqsave(&desc->lock, flags); @@ -728,8 +728,8 @@ void xics_migrate_irqs_away(void) virq, cpu); /* Reset affinity to all cpus */ - desc->handler->set_affinity(virq, CPU_MASK_ALL); - irq_affinity[virq] = CPU_MASK_ALL; + desc->chip->set_affinity(virq, CPU_MASK_ALL); + irq_desc[irq].affinity = CPU_MASK_ALL; unlock: spin_unlock_irqrestore(&desc->lock, flags); } diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile index cef95b023730..054bd8b41ef5 100644 --- a/arch/powerpc/sysdev/Makefile +++ b/arch/powerpc/sysdev/Makefile @@ -12,3 +12,5 @@ obj-$(CONFIG_U3_DART) += dart_iommu.o obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o obj-$(CONFIG_PPC_83xx) += ipic.o obj-$(CONFIG_FSL_SOC) += fsl_soc.o +obj-$(CONFIG_PPC_TODC) += todc.o +obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o diff --git a/arch/powerpc/sysdev/dart.h b/arch/powerpc/sysdev/dart.h index c2d05763ccbe..1c8817c4835e 100644 --- a/arch/powerpc/sysdev/dart.h +++ b/arch/powerpc/sysdev/dart.h @@ -47,8 +47,12 @@ /* U4 registers */ #define DART_BASE_U4_BASE_MASK 0xffffff #define DART_BASE_U4_BASE_SHIFT 0 -#define DART_CNTL_U4_FLUSHTLB 0x20000000 #define DART_CNTL_U4_ENABLE 0x80000000 +#define DART_CNTL_U4_IONE 0x40000000 +#define DART_CNTL_U4_FLUSHTLB 0x20000000 +#define DART_CNTL_U4_IDLE 0x10000000 +#define DART_CNTL_U4_PAR_EN 0x08000000 +#define DART_CNTL_U4_IONE_MASK 0x07ffffff #define DART_SIZE_U4_SIZE_MASK 0x1fff #define DART_SIZE_U4_SIZE_SHIFT 0 diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index 6232091cc72b..7c7f34ce4986 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -101,8 +101,8 @@ retry: if (l == (1L << limit)) { if (limit < 4) { limit++; - reg = DART_IN(DART_CNTL); - reg &= ~inv_bit; + reg = DART_IN(DART_CNTL); + reg &= ~inv_bit; DART_OUT(DART_CNTL, reg); goto retry; } else @@ -111,11 +111,39 @@ retry: } } +static inline void dart_tlb_invalidate_one(unsigned long bus_rpn) +{ + unsigned int reg; + unsigned int l, limit; + + reg = DART_CNTL_U4_ENABLE | DART_CNTL_U4_IONE | + (bus_rpn & DART_CNTL_U4_IONE_MASK); + DART_OUT(DART_CNTL, reg); + + limit = 0; +wait_more: + l = 0; + while ((DART_IN(DART_CNTL) & DART_CNTL_U4_IONE) && l < (1L << limit)) { + rmb(); + l++; + } + + if (l == (1L << limit)) { + if (limit < 4) { + limit++; + goto wait_more; + } else + panic("DART: TLB did not flush after waiting a long " + "time. Buggy U4 ?"); + } +} + static void dart_flush(struct iommu_table *tbl) { - if (dart_dirty) + if (dart_dirty) { dart_tlb_invalidate_all(); - dart_dirty = 0; + dart_dirty = 0; + } } static void dart_build(struct iommu_table *tbl, long index, @@ -124,6 +152,7 @@ static void dart_build(struct iommu_table *tbl, long index, { unsigned int *dp; unsigned int rpn; + long l; DBG("dart: build at: %lx, %lx, addr: %x\n", index, npages, uaddr); @@ -135,7 +164,8 @@ static void dart_build(struct iommu_table *tbl, long index, /* On U3, all memory is contigous, so we can move this * out of the loop. */ - while (npages--) { + l = npages; + while (l--) { rpn = virt_to_abs(uaddr) >> DART_PAGE_SHIFT; *(dp++) = DARTMAP_VALID | (rpn & DARTMAP_RPNMASK); @@ -143,7 +173,14 @@ static void dart_build(struct iommu_table *tbl, long index, uaddr += DART_PAGE_SIZE; } - dart_dirty = 1; + if (dart_is_u4) { + rpn = index; + mb(); /* make sure all updates have reached memory */ + while (npages--) + dart_tlb_invalidate_one(rpn++); + } else { + dart_dirty = 1; + } } diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c index b7ac32fdd776..2bff30f6d635 100644 --- a/arch/powerpc/sysdev/i8259.c +++ b/arch/powerpc/sysdev/i8259.c @@ -208,7 +208,7 @@ void __init i8259_init(unsigned long intack_addr, int offset) spin_unlock_irqrestore(&i8259_lock, flags); for (i = 0; i < NUM_ISA_INTERRUPTS; ++i) - irq_desc[offset + i].handler = &i8259_pic; + irq_desc[offset + i].chip = &i8259_pic; /* reserve our resources */ setup_irq(offset + 2, &i8259_irqaction); diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c index 8f01e0f1d847..46801f5ec03f 100644 --- a/arch/powerpc/sysdev/ipic.c +++ b/arch/powerpc/sysdev/ipic.c @@ -472,7 +472,7 @@ void __init ipic_init(phys_addr_t phys_addr, ipic_write(primary_ipic->regs, IPIC_SEMSR, temp); for (i = 0 ; i < NR_IPIC_INTS ; i++) { - irq_desc[i+irq_offset].handler = &ipic; + irq_desc[i+irq_offset].chip = &ipic; irq_desc[i+irq_offset].status = IRQ_LEVEL; } diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index bffe50d02c99..28df9c827ca6 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -379,14 +379,14 @@ static inline u32 mpic_physmask(u32 cpumask) /* Get the mpic structure from the IPI number */ static inline struct mpic * mpic_from_ipi(unsigned int ipi) { - return container_of(irq_desc[ipi].handler, struct mpic, hc_ipi); + return container_of(irq_desc[ipi].chip, struct mpic, hc_ipi); } #endif /* Get the mpic structure from the irq number */ static inline struct mpic * mpic_from_irq(unsigned int irq) { - return container_of(irq_desc[irq].handler, struct mpic, hc_irq); + return container_of(irq_desc[irq].chip, struct mpic, hc_irq); } /* Send an EOI */ @@ -752,7 +752,7 @@ void __init mpic_init(struct mpic *mpic) if (!(mpic->flags & MPIC_PRIMARY)) continue; irq_desc[mpic->ipi_offset+i].status |= IRQ_PER_CPU; - irq_desc[mpic->ipi_offset+i].handler = &mpic->hc_ipi; + irq_desc[mpic->ipi_offset+i].chip = &mpic->hc_ipi; #endif /* CONFIG_SMP */ } @@ -813,7 +813,7 @@ void __init mpic_init(struct mpic *mpic) /* init linux descriptors */ if (i < mpic->irq_count) { irq_desc[mpic->irq_offset+i].status = level ? IRQ_LEVEL : 0; - irq_desc[mpic->irq_offset+i].handler = &mpic->hc_irq; + irq_desc[mpic->irq_offset+i].chip = &mpic->hc_irq; } } @@ -906,7 +906,7 @@ void mpic_setup_this_cpu(void) /* let the mpic know we want intrs. default affinity is 0xffffffff * until changed via /proc. That's how it's done on x86. If we want * it differently, then we should make sure we also change the default - * values of irq_affinity in irq.c. + * values of irq_desc[].affinity in irq.c. */ if (distribute_irqs) { for (i = 0; i < mpic->num_sources ; i++) diff --git a/arch/powerpc/sysdev/todc.c b/arch/powerpc/sysdev/todc.c new file mode 100644 index 000000000000..0a65980efb50 --- /dev/null +++ b/arch/powerpc/sysdev/todc.c @@ -0,0 +1,392 @@ +/* + * Time of Day Clock support for the M48T35, M48T37, M48T59, and MC146818 + * Real Time Clocks/Timekeepers. + * + * Author: Mark A. Greer <mgreer@mvista.com> + * + * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/time.h> +#include <linux/timex.h> +#include <linux/bcd.h> +#include <linux/mc146818rtc.h> + +#include <asm/machdep.h> +#include <asm/io.h> +#include <asm/time.h> +#include <asm/todc.h> + +/* + * Depending on the hardware on your board and your board design, the + * RTC/NVRAM may be accessed either directly (like normal memory) or via + * address/data registers. If your board uses the direct method, set + * 'nvram_data' to the base address of your nvram and leave 'nvram_as0' and + * 'nvram_as1' NULL. If your board uses address/data regs to access nvram, + * set 'nvram_as0' to the address of the lower byte, set 'nvram_as1' to the + * address of the upper byte (leave NULL if using mc146818), and set + * 'nvram_data' to the address of the 8-bit data register. + * + * Note: Even though the documentation for the various RTC chips say that it + * take up to a second before it starts updating once the 'R' bit is + * cleared, they always seem to update even though we bang on it many + * times a second. This is true, except for the Dallas Semi 1746/1747 + * (possibly others). Those chips seem to have a real problem whenever + * we set the 'R' bit before reading them, they basically stop counting. + * --MAG + */ + +/* + * 'todc_info' should be initialized in your *_setup.c file to + * point to a fully initialized 'todc_info_t' structure. + * This structure holds all the register offsets for your particular + * TODC/RTC chip. + * TODC_ALLOC()/TODC_INIT() will allocate and initialize this table for you. + */ + +#ifdef RTC_FREQ_SELECT +#undef RTC_FREQ_SELECT +#define RTC_FREQ_SELECT control_b /* Register A */ +#endif + +#ifdef RTC_CONTROL +#undef RTC_CONTROL +#define RTC_CONTROL control_a /* Register B */ +#endif + +#ifdef RTC_INTR_FLAGS +#undef RTC_INTR_FLAGS +#define RTC_INTR_FLAGS watchdog /* Register C */ +#endif + +#ifdef RTC_VALID +#undef RTC_VALID +#define RTC_VALID interrupts /* Register D */ +#endif + +/* Access routines when RTC accessed directly (like normal memory) */ +u_char +todc_direct_read_val(int addr) +{ + return readb((void __iomem *)(todc_info->nvram_data + addr)); +} + +void +todc_direct_write_val(int addr, unsigned char val) +{ + writeb(val, (void __iomem *)(todc_info->nvram_data + addr)); + return; +} + +/* Access routines for accessing m48txx type chips via addr/data regs */ +u_char +todc_m48txx_read_val(int addr) +{ + outb(addr, todc_info->nvram_as0); + outb(addr>>todc_info->as0_bits, todc_info->nvram_as1); + return inb(todc_info->nvram_data); +} + +void +todc_m48txx_write_val(int addr, unsigned char val) +{ + outb(addr, todc_info->nvram_as0); + outb(addr>>todc_info->as0_bits, todc_info->nvram_as1); + outb(val, todc_info->nvram_data); + return; +} + +/* Access routines for accessing mc146818 type chips via addr/data regs */ +u_char +todc_mc146818_read_val(int addr) +{ + outb_p(addr, todc_info->nvram_as0); + return inb_p(todc_info->nvram_data); +} + +void +todc_mc146818_write_val(int addr, unsigned char val) +{ + outb_p(addr, todc_info->nvram_as0); + outb_p(val, todc_info->nvram_data); +} + + +/* + * Routines to make RTC chips with NVRAM buried behind an addr/data pair + * have the NVRAM and clock regs appear at the same level. + * The NVRAM will appear to start at addr 0 and the clock regs will appear + * to start immediately after the NVRAM (actually, start at offset + * todc_info->nvram_size). + */ +static inline u_char +todc_read_val(int addr) +{ + u_char val; + + if (todc_info->sw_flags & TODC_FLAG_2_LEVEL_NVRAM) { + if (addr < todc_info->nvram_size) { /* NVRAM */ + ppc_md.rtc_write_val(todc_info->nvram_addr_reg, addr); + val = ppc_md.rtc_read_val(todc_info->nvram_data_reg); + } else { /* Clock Reg */ + addr -= todc_info->nvram_size; + val = ppc_md.rtc_read_val(addr); + } + } else + val = ppc_md.rtc_read_val(addr); + + return val; +} + +static inline void +todc_write_val(int addr, u_char val) +{ + if (todc_info->sw_flags & TODC_FLAG_2_LEVEL_NVRAM) { + if (addr < todc_info->nvram_size) { /* NVRAM */ + ppc_md.rtc_write_val(todc_info->nvram_addr_reg, addr); + ppc_md.rtc_write_val(todc_info->nvram_data_reg, val); + } else { /* Clock Reg */ + addr -= todc_info->nvram_size; + ppc_md.rtc_write_val(addr, val); + } + } else + ppc_md.rtc_write_val(addr, val); +} + +/* + * TODC routines + * + * There is some ugly stuff in that there are assumptions for the mc146818. + * + * Assumptions: + * - todc_info->control_a has the offset as mc146818 Register B reg + * - todc_info->control_b has the offset as mc146818 Register A reg + * - m48txx control reg's write enable or 'W' bit is same as + * mc146818 Register B 'SET' bit (i.e., 0x80) + * + * These assumptions were made to make the code simpler. + */ +long __init +todc_time_init(void) +{ + u_char cntl_b; + + if (!ppc_md.rtc_read_val) + ppc_md.rtc_read_val = ppc_md.nvram_read_val; + if (!ppc_md.rtc_write_val) + ppc_md.rtc_write_val = ppc_md.nvram_write_val; + + cntl_b = todc_read_val(todc_info->control_b); + + if (todc_info->rtc_type == TODC_TYPE_MC146818) { + if ((cntl_b & 0x70) != 0x20) { + printk(KERN_INFO "TODC real-time-clock was stopped." + " Now starting..."); + cntl_b &= ~0x70; + cntl_b |= 0x20; + } + + todc_write_val(todc_info->control_b, cntl_b); + } else if (todc_info->rtc_type == TODC_TYPE_DS17285) { + u_char mode; + + mode = todc_read_val(TODC_TYPE_DS17285_CNTL_A); + /* Make sure countdown clear is not set */ + mode &= ~0x40; + /* Enable oscillator, extended register set */ + mode |= 0x30; + todc_write_val(TODC_TYPE_DS17285_CNTL_A, mode); + + } else if (todc_info->rtc_type == TODC_TYPE_DS1501) { + u_char month; + + todc_info->enable_read = TODC_DS1501_CNTL_B_TE; + todc_info->enable_write = TODC_DS1501_CNTL_B_TE; + + month = todc_read_val(todc_info->month); + + if ((month & 0x80) == 0x80) { + printk(KERN_INFO "TODC %s %s\n", + "real-time-clock was stopped.", + "Now starting..."); + month &= ~0x80; + todc_write_val(todc_info->month, month); + } + + cntl_b &= ~TODC_DS1501_CNTL_B_TE; + todc_write_val(todc_info->control_b, cntl_b); + } else { /* must be a m48txx type */ + u_char cntl_a; + + todc_info->enable_read = TODC_MK48TXX_CNTL_A_R; + todc_info->enable_write = TODC_MK48TXX_CNTL_A_W; + + cntl_a = todc_read_val(todc_info->control_a); + + /* Check & clear STOP bit in control B register */ + if (cntl_b & TODC_MK48TXX_DAY_CB) { + printk(KERN_INFO "TODC %s %s\n", + "real-time-clock was stopped.", + "Now starting..."); + + cntl_a |= todc_info->enable_write; + cntl_b &= ~TODC_MK48TXX_DAY_CB;/* Start Oscil */ + + todc_write_val(todc_info->control_a, cntl_a); + todc_write_val(todc_info->control_b, cntl_b); + } + + /* Make sure READ & WRITE bits are cleared. */ + cntl_a &= ~(todc_info->enable_write | todc_info->enable_read); + todc_write_val(todc_info->control_a, cntl_a); + } + + return 0; +} + +/* + * There is some ugly stuff in that there are assumptions that for a mc146818, + * the todc_info->control_a has the offset of the mc146818 Register B reg and + * that the register'ss 'SET' bit is the same as the m48txx's write enable + * bit in the control register of the m48txx (i.e., 0x80). + * + * It was done to make the code look simpler. + */ +void +todc_get_rtc_time(struct rtc_time *tm) +{ + uint year = 0, mon = 0, mday = 0, hour = 0, min = 0, sec = 0; + uint limit, i; + u_char save_control, uip = 0; + extern void GregorianDay(struct rtc_time *); + + spin_lock(&rtc_lock); + save_control = todc_read_val(todc_info->control_a); + + if (todc_info->rtc_type != TODC_TYPE_MC146818) { + limit = 1; + + switch (todc_info->rtc_type) { + case TODC_TYPE_DS1553: + case TODC_TYPE_DS1557: + case TODC_TYPE_DS1743: + case TODC_TYPE_DS1746: /* XXXX BAD HACK -> FIX */ + case TODC_TYPE_DS1747: + case TODC_TYPE_DS17285: + break; + default: + todc_write_val(todc_info->control_a, + (save_control | todc_info->enable_read)); + } + } else + limit = 100000000; + + for (i=0; i<limit; i++) { + if (todc_info->rtc_type == TODC_TYPE_MC146818) + uip = todc_read_val(todc_info->RTC_FREQ_SELECT); + + sec = todc_read_val(todc_info->seconds) & 0x7f; + min = todc_read_val(todc_info->minutes) & 0x7f; + hour = todc_read_val(todc_info->hours) & 0x3f; + mday = todc_read_val(todc_info->day_of_month) & 0x3f; + mon = todc_read_val(todc_info->month) & 0x1f; + year = todc_read_val(todc_info->year) & 0xff; + + if (todc_info->rtc_type == TODC_TYPE_MC146818) { + uip |= todc_read_val(todc_info->RTC_FREQ_SELECT); + if ((uip & RTC_UIP) == 0) + break; + } + } + + if (todc_info->rtc_type != TODC_TYPE_MC146818) { + switch (todc_info->rtc_type) { + case TODC_TYPE_DS1553: + case TODC_TYPE_DS1557: + case TODC_TYPE_DS1743: + case TODC_TYPE_DS1746: /* XXXX BAD HACK -> FIX */ + case TODC_TYPE_DS1747: + case TODC_TYPE_DS17285: + break; + default: + save_control &= ~(todc_info->enable_read); + todc_write_val(todc_info->control_a, save_control); + } + } + spin_unlock(&rtc_lock); + + if ((todc_info->rtc_type != TODC_TYPE_MC146818) + || ((save_control & RTC_DM_BINARY) == 0) + || RTC_ALWAYS_BCD) { + BCD_TO_BIN(sec); + BCD_TO_BIN(min); + BCD_TO_BIN(hour); + BCD_TO_BIN(mday); + BCD_TO_BIN(mon); + BCD_TO_BIN(year); + } + + if ((year + 1900) < 1970) { + year += 100; + } + + tm->tm_sec = sec; + tm->tm_min = min; + tm->tm_hour = hour; + tm->tm_mday = mday; + tm->tm_mon = mon; + tm->tm_year = year; + + GregorianDay(tm); +} + +int +todc_set_rtc_time(struct rtc_time *tm) +{ + u_char save_control, save_freq_select = 0; + + spin_lock(&rtc_lock); + save_control = todc_read_val(todc_info->control_a); + + /* Assuming MK48T59_RTC_CA_WRITE & RTC_SET are equal */ + todc_write_val(todc_info->control_a, + (save_control | todc_info->enable_write)); + save_control &= ~(todc_info->enable_write); /* in case it was set */ + + if (todc_info->rtc_type == TODC_TYPE_MC146818) { + save_freq_select = todc_read_val(todc_info->RTC_FREQ_SELECT); + todc_write_val(todc_info->RTC_FREQ_SELECT, + save_freq_select | RTC_DIV_RESET2); + } + + if ((todc_info->rtc_type != TODC_TYPE_MC146818) + || ((save_control & RTC_DM_BINARY) == 0) + || RTC_ALWAYS_BCD) { + BIN_TO_BCD(tm->tm_sec); + BIN_TO_BCD(tm->tm_min); + BIN_TO_BCD(tm->tm_hour); + BIN_TO_BCD(tm->tm_mon); + BIN_TO_BCD(tm->tm_mday); + BIN_TO_BCD(tm->tm_year); + } + + todc_write_val(todc_info->seconds, tm->tm_sec); + todc_write_val(todc_info->minutes, tm->tm_min); + todc_write_val(todc_info->hours, tm->tm_hour); + todc_write_val(todc_info->month, tm->tm_mon); + todc_write_val(todc_info->day_of_month, tm->tm_mday); + todc_write_val(todc_info->year, tm->tm_year); + + todc_write_val(todc_info->control_a, save_control); + + if (todc_info->rtc_type == TODC_TYPE_MC146818) + todc_write_val(todc_info->RTC_FREQ_SELECT, save_freq_select); + + spin_unlock(&rtc_lock); + return 0; +} diff --git a/arch/powerpc/sysdev/tsi108_dev.c b/arch/powerpc/sysdev/tsi108_dev.c new file mode 100644 index 000000000000..26a0cc820cde --- /dev/null +++ b/arch/powerpc/sysdev/tsi108_dev.c @@ -0,0 +1,145 @@ +/* + * tsi108/109 device setup code + * + * Maintained by Roy Zang < tie-fei.zang@freescale.com > + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/config.h> +#include <linux/stddef.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/major.h> +#include <linux/delay.h> +#include <linux/irq.h> +#include <linux/module.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <asm/tsi108.h> + +#include <asm/system.h> +#include <asm/atomic.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/prom.h> +#include <mm/mmu_decl.h> + +#undef DEBUG + +#ifdef DEBUG +#define DBG(fmt...) do { printk(fmt); } while(0) +#else +#define DBG(fmt...) do { } while(0) +#endif + +static phys_addr_t tsi108_csr_base = -1; + +phys_addr_t get_csrbase(void) +{ + struct device_node *tsi; + + if (tsi108_csr_base != -1) + return tsi108_csr_base; + + tsi = of_find_node_by_type(NULL, "tsi-bridge"); + if (tsi) { + unsigned int size; + void *prop = get_property(tsi, "reg", &size); + tsi108_csr_base = of_translate_address(tsi, prop); + of_node_put(tsi); + }; + return tsi108_csr_base; +} + +u32 get_vir_csrbase(void) +{ + return (u32) (ioremap(get_csrbase(), 0x10000)); +} + +EXPORT_SYMBOL(get_csrbase); +EXPORT_SYMBOL(get_vir_csrbase); + +static int __init tsi108_eth_of_init(void) +{ + struct device_node *np; + unsigned int i; + struct platform_device *tsi_eth_dev; + struct resource res; + int ret; + + for (np = NULL, i = 0; + (np = of_find_compatible_node(np, "network", "tsi-ethernet")) != NULL; + i++) { + struct resource r[2]; + struct device_node *phy; + hw_info tsi_eth_data; + unsigned int *id; + unsigned int *phy_id; + void *mac_addr; + phandle *ph; + + memset(r, 0, sizeof(r)); + memset(&tsi_eth_data, 0, sizeof(tsi_eth_data)); + + ret = of_address_to_resource(np, 0, &r[0]); + DBG("%s: name:start->end = %s:0x%lx-> 0x%lx\n", + __FUNCTION__,r[0].name, r[0].start, r[0].end); + if (ret) + goto err; + + r[1].name = "tx"; + r[1].start = np->intrs[0].line; + r[1].end = np->intrs[0].line; + r[1].flags = IORESOURCE_IRQ; + + tsi_eth_dev = + platform_device_register_simple("tsi-ethernet", i, &r[0], + np->n_intrs + 1); + + if (IS_ERR(tsi_eth_dev)) { + ret = PTR_ERR(tsi_eth_dev); + goto err; + } + + mac_addr = get_property(np, "address", NULL); + memcpy(tsi_eth_data.mac_addr, mac_addr, 6); + + ph = (phandle *) get_property(np, "phy-handle", NULL); + phy = of_find_node_by_phandle(*ph); + + if (phy == NULL) { + ret = -ENODEV; + goto unreg; + } + + id = (u32 *) get_property(phy, "reg", NULL); + phy_id = (u32 *) get_property(phy, "phy-id", NULL); + ret = of_address_to_resource(phy, 0, &res); + if (ret) { + of_node_put(phy); + goto unreg; + } + tsi_eth_data.regs = r[0].start; + tsi_eth_data.phyregs = res.start; + tsi_eth_data.phy = *phy_id; + tsi_eth_data.irq_num = np->intrs[0].line; + of_node_put(phy); + ret = + platform_device_add_data(tsi_eth_dev, &tsi_eth_data, + sizeof(hw_info)); + if (ret) + goto unreg; + } + return 0; +unreg: + platform_device_unregister(tsi_eth_dev); +err: + return ret; +} + +arch_initcall(tsi108_eth_of_init); diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c new file mode 100644 index 000000000000..3265d54c82ed --- /dev/null +++ b/arch/powerpc/sysdev/tsi108_pci.c @@ -0,0 +1,412 @@ +/* + * Common routines for Tundra Semiconductor TSI108 host bridge. + * + * 2004-2005 (c) Tundra Semiconductor Corp. + * Author: Alex Bounine (alexandreb@tundra.com) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 + * Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/irq.h> +#include <linux/interrupt.h> + + +#include <asm/byteorder.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> +#include <asm/machdep.h> +#include <asm/pci-bridge.h> +#include <asm/tsi108.h> +#include <asm/tsi108_irq.h> +#include <asm/prom.h> + +#undef DEBUG +#ifdef DEBUG +#define DBG(x...) printk(x) +#else +#define DBG(x...) +#endif + +#define tsi_mk_config_addr(bus, devfunc, offset) \ + ((((bus)<<16) | ((devfunc)<<8) | (offset & 0xfc)) + tsi108_pci_cfg_base) + +u32 tsi108_pci_cfg_base; +u32 tsi108_csr_vir_base; + +extern u32 get_vir_csrbase(void); +extern u32 tsi108_read_reg(u32 reg_offset); +extern void tsi108_write_reg(u32 reg_offset, u32 val); + +int +tsi108_direct_write_config(struct pci_bus *bus, unsigned int devfunc, + int offset, int len, u32 val) +{ + volatile unsigned char *cfg_addr; + + if (ppc_md.pci_exclude_device) + if (ppc_md.pci_exclude_device(bus->number, devfunc)) + return PCIBIOS_DEVICE_NOT_FOUND; + + cfg_addr = (unsigned char *)(tsi_mk_config_addr(bus->number, + devfunc, offset) | + (offset & 0x03)); + +#ifdef DEBUG + printk("PCI CFG write : "); + printk("%d:0x%x:0x%x ", bus->number, devfunc, offset); + printk("%d ADDR=0x%08x ", len, (uint) cfg_addr); + printk("data = 0x%08x\n", val); +#endif + + switch (len) { + case 1: + out_8((u8 *) cfg_addr, val); + break; + case 2: + out_le16((u16 *) cfg_addr, val); + break; + default: + out_le32((u32 *) cfg_addr, val); + break; + } + + return PCIBIOS_SUCCESSFUL; +} + +void tsi108_clear_pci_error(u32 pci_cfg_base) +{ + u32 err_stat, err_addr, pci_stat; + + /* + * Quietly clear PB and PCI error flags set as result + * of PCI/X configuration read requests. + */ + + /* Read PB Error Log Registers */ + + err_stat = tsi108_read_reg(TSI108_PB_OFFSET + TSI108_PB_ERRCS); + err_addr = tsi108_read_reg(TSI108_PB_OFFSET + TSI108_PB_AERR); + + if (err_stat & TSI108_PB_ERRCS_ES) { + /* Clear error flag */ + tsi108_write_reg(TSI108_PB_OFFSET + TSI108_PB_ERRCS, + TSI108_PB_ERRCS_ES); + + /* Clear read error reported in PB_ISR */ + tsi108_write_reg(TSI108_PB_OFFSET + TSI108_PB_ISR, + TSI108_PB_ISR_PBS_RD_ERR); + + /* Clear PCI/X bus cfg errors if applicable */ + if ((err_addr & 0xFF000000) == pci_cfg_base) { + pci_stat = + tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_CSR); + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_CSR, + pci_stat); + } + } + + return; +} + +#define __tsi108_read_pci_config(x, addr, op) \ + __asm__ __volatile__( \ + " "op" %0,0,%1\n" \ + "1: eieio\n" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3: li %0,-1\n" \ + " b 2b\n" \ + ".section __ex_table,\"a\"\n" \ + " .align 2\n" \ + " .long 1b,3b\n" \ + ".text" \ + : "=r"(x) : "r"(addr)) + +int +tsi108_direct_read_config(struct pci_bus *bus, unsigned int devfn, int offset, + int len, u32 * val) +{ + volatile unsigned char *cfg_addr; + u32 temp; + + if (ppc_md.pci_exclude_device) + if (ppc_md.pci_exclude_device(bus->number, devfn)) + return PCIBIOS_DEVICE_NOT_FOUND; + + cfg_addr = (unsigned char *)(tsi_mk_config_addr(bus->number, + devfn, + offset) | (offset & + 0x03)); + + switch (len) { + case 1: + __tsi108_read_pci_config(temp, cfg_addr, "lbzx"); + break; + case 2: + __tsi108_read_pci_config(temp, cfg_addr, "lhbrx"); + break; + default: + __tsi108_read_pci_config(temp, cfg_addr, "lwbrx"); + break; + } + + *val = temp; + +#ifdef DEBUG + if ((0xFFFFFFFF != temp) && (0xFFFF != temp) && (0xFF != temp)) { + printk("PCI CFG read : "); + printk("%d:0x%x:0x%x ", bus->number, devfn, offset); + printk("%d ADDR=0x%08x ", len, (uint) cfg_addr); + printk("data = 0x%x\n", *val); + } +#endif + return PCIBIOS_SUCCESSFUL; +} + +void tsi108_clear_pci_cfg_error(void) +{ + tsi108_clear_pci_error(TSI108_PCI_CFG_BASE_PHYS); +} + +static struct pci_ops tsi108_direct_pci_ops = { + tsi108_direct_read_config, + tsi108_direct_write_config +}; + +int __init tsi108_setup_pci(struct device_node *dev) +{ + int len; + struct pci_controller *hose; + struct resource rsrc; + int *bus_range; + int primary = 0, has_address = 0; + + /* PCI Config mapping */ + tsi108_pci_cfg_base = (u32)ioremap(TSI108_PCI_CFG_BASE_PHYS, + TSI108_PCI_CFG_SIZE); + DBG("TSI_PCI: %s tsi108_pci_cfg_base=0x%x\n", __FUNCTION__, + tsi108_pci_cfg_base); + + /* Fetch host bridge registers address */ + has_address = (of_address_to_resource(dev, 0, &rsrc) == 0); + + /* Get bus range if any */ + bus_range = (int *)get_property(dev, "bus-range", &len); + if (bus_range == NULL || len < 2 * sizeof(int)) { + printk(KERN_WARNING "Can't get bus-range for %s, assume" + " bus 0\n", dev->full_name); + } + + hose = pcibios_alloc_controller(); + + if (!hose) { + printk("PCI Host bridge init failed\n"); + return -ENOMEM; + } + hose->arch_data = dev; + hose->set_cfg_type = 1; + + hose->first_busno = bus_range ? bus_range[0] : 0; + hose->last_busno = bus_range ? bus_range[1] : 0xff; + + (hose)->ops = &tsi108_direct_pci_ops; + + printk(KERN_INFO "Found tsi108 PCI host bridge at 0x%08lx. " + "Firmware bus number: %d->%d\n", + rsrc.start, hose->first_busno, hose->last_busno); + + /* Interpret the "ranges" property */ + /* This also maps the I/O region and sets isa_io/mem_base */ + pci_process_bridge_OF_ranges(hose, dev, primary); + return 0; +} + +/* + * Low level utility functions + */ + +static void tsi108_pci_int_mask(u_int irq) +{ + u_int irp_cfg; + int int_line = (irq - IRQ_PCI_INTAD_BASE); + + irp_cfg = tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL); + mb(); + irp_cfg |= (1 << int_line); /* INTx_DIR = output */ + irp_cfg &= ~(3 << (8 + (int_line * 2))); /* INTx_TYPE = unused */ + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL, irp_cfg); + mb(); + irp_cfg = tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL); +} + +static void tsi108_pci_int_unmask(u_int irq) +{ + u_int irp_cfg; + int int_line = (irq - IRQ_PCI_INTAD_BASE); + + irp_cfg = tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL); + mb(); + irp_cfg &= ~(1 << int_line); + irp_cfg |= (3 << (8 + (int_line * 2))); + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL, irp_cfg); + mb(); +} + +static void init_pci_source(void) +{ + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL, + 0x0000ff00); + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE, + TSI108_PCI_IRP_ENABLE_P_INT); + mb(); +} + +static inline int get_pci_source(void) +{ + u_int temp = 0; + int irq = -1; + int i; + u_int pci_irp_stat; + static int mask = 0; + + /* Read PCI/X block interrupt status register */ + pci_irp_stat = tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_STAT); + mb(); + + if (pci_irp_stat & TSI108_PCI_IRP_STAT_P_INT) { + /* Process Interrupt from PCI bus INTA# - INTD# lines */ + temp = + tsi108_read_reg(TSI108_PCI_OFFSET + + TSI108_PCI_IRP_INTAD) & 0xf; + mb(); + for (i = 0; i < 4; i++, mask++) { + if (temp & (1 << mask % 4)) { + irq = IRQ_PCI_INTA + mask % 4; + mask++; + break; + } + } + + /* Disable interrupts from PCI block */ + temp = tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE); + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE, + temp & ~TSI108_PCI_IRP_ENABLE_P_INT); + mb(); + (void)tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE); + mb(); + } +#ifdef DEBUG + else { + printk("TSI108_PIC: error in TSI108_PCI_IRP_STAT\n"); + pci_irp_stat = + tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_STAT); + temp = + tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_INTAD); + mb(); + printk(">> stat=0x%08x intad=0x%08x ", pci_irp_stat, temp); + temp = + tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_CFG_CTL); + mb(); + printk("cfg_ctl=0x%08x ", temp); + temp = + tsi108_read_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE); + mb(); + printk("irp_enable=0x%08x\n", temp); + } +#endif /* end of DEBUG */ + + return irq; +} + + +/* + * Linux descriptor level callbacks + */ + +static void tsi108_pci_irq_enable(u_int irq) +{ + tsi108_pci_int_unmask(irq); +} + +static void tsi108_pci_irq_disable(u_int irq) +{ + tsi108_pci_int_mask(irq); +} + +static void tsi108_pci_irq_ack(u_int irq) +{ + tsi108_pci_int_mask(irq); +} + +static void tsi108_pci_irq_end(u_int irq) +{ + tsi108_pci_int_unmask(irq); + + /* Enable interrupts from PCI block */ + tsi108_write_reg(TSI108_PCI_OFFSET + TSI108_PCI_IRP_ENABLE, + tsi108_read_reg(TSI108_PCI_OFFSET + + TSI108_PCI_IRP_ENABLE) | + TSI108_PCI_IRP_ENABLE_P_INT); + mb(); +} + +/* + * Interrupt controller descriptor for cascaded PCI interrupt controller. + */ + +struct hw_interrupt_type tsi108_pci_irq = { + .typename = "tsi108_PCI_int", + .enable = tsi108_pci_irq_enable, + .disable = tsi108_pci_irq_disable, + .ack = tsi108_pci_irq_ack, + .end = tsi108_pci_irq_end, +}; + +/* + * Exported functions + */ + +/* + * The Tsi108 PCI interrupts initialization routine. + * + * The INTA# - INTD# interrupts on the PCI bus are reported by the PCI block + * to the MPIC using single interrupt source (IRQ_TSI108_PCI). Therefore the + * PCI block has to be treated as a cascaded interrupt controller connected + * to the MPIC. + */ + +void __init tsi108_pci_int_init(void) +{ + u_int i; + + DBG("Tsi108_pci_int_init: initializing PCI interrupts\n"); + + for (i = 0; i < NUM_PCI_IRQS; i++) { + irq_desc[i + IRQ_PCI_INTAD_BASE].handler = &tsi108_pci_irq; + irq_desc[i + IRQ_PCI_INTAD_BASE].status |= IRQ_LEVEL; + } + + init_pci_source(); +} + +int tsi108_irq_cascade(struct pt_regs *regs, void *unused) +{ + return get_pci_source(); +} diff --git a/arch/ppc/8xx_io/commproc.c b/arch/ppc/8xx_io/commproc.c index 12b84ca51327..9b3ace26280c 100644 --- a/arch/ppc/8xx_io/commproc.c +++ b/arch/ppc/8xx_io/commproc.c @@ -187,7 +187,7 @@ cpm_interrupt_init(void) * interrupt vectors */ for ( i = CPM_IRQ_OFFSET ; i < CPM_IRQ_OFFSET + NR_CPM_INTS ; i++ ) - irq_desc[i].handler = &cpm_pic; + irq_desc[i].chip = &cpm_pic; /* Set our interrupt handler with the core CPU. */ if (setup_irq(CPM_INTERRUPT, &cpm_interrupt_irqaction)) diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig index b55de4f42aec..a04cdf01596b 100644 --- a/arch/ppc/Kconfig +++ b/arch/ppc/Kconfig @@ -219,10 +219,10 @@ config KEXEC help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot - but it is indepedent of the system firmware. And like a reboot + but it is independent of the system firmware. And like a reboot you can start any kernel with it, not just Linux. - The name comes from the similiarity to the exec system call. + The name comes from the similarity to the exec system call. It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c index d20accf9650d..242bb052be67 100644 --- a/arch/ppc/kernel/pci.c +++ b/arch/ppc/kernel/pci.c @@ -95,8 +95,10 @@ pcibios_fixup_resources(struct pci_dev *dev) if (!res->flags) continue; if (res->end == 0xffffffff) { - DBG("PCI:%s Resource %d [%08lx-%08lx] is unassigned\n", - pci_name(dev), i, res->start, res->end); + DBG("PCI:%s Resource %d [%016llx-%016llx] is unassigned\n", + pci_name(dev), i, + (unsigned long long)res->start, + (unsigned long long)res->end); res->end -= res->start; res->start = 0; res->flags |= IORESOURCE_UNSET; @@ -169,18 +171,18 @@ EXPORT_SYMBOL(pcibios_bus_to_resource); * but we want to try to avoid allocating at 0x2900-0x2bff * which might have be mirrored at 0x0100-0x03ff.. */ -void pcibios_align_resource(void *data, struct resource *res, unsigned long size, - unsigned long align) +void pcibios_align_resource(void *data, struct resource *res, + resource_size_t size, resource_size_t align) { struct pci_dev *dev = data; if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (size > 0x100) { printk(KERN_ERR "PCI: I/O Region %s/%d too large" - " (%ld bytes)\n", pci_name(dev), - dev->resource - res, size); + " (%lld bytes)\n", pci_name(dev), + dev->resource - res, (unsigned long long)size); } if (start & 0x300) { @@ -251,8 +253,9 @@ pcibios_allocate_bus_resources(struct list_head *bus_list) } } - DBG("PCI: bridge rsrc %lx..%lx (%lx), parent %p\n", - res->start, res->end, res->flags, pr); + DBG("PCI: bridge rsrc %llx..%llx (%lx), parent %p\n", + (unsigned long long)res->start, + (unsigned long long)res->end, res->flags, pr); if (pr) { if (request_resource(pr, res) == 0) continue; @@ -302,8 +305,9 @@ reparent_resources(struct resource *parent, struct resource *res) *pp = NULL; for (p = res->child; p != NULL; p = p->sibling) { p->parent = res; - DBG(KERN_INFO "PCI: reparented %s [%lx..%lx] under %s\n", - p->name, p->start, p->end, res->name); + DBG(KERN_INFO "PCI: reparented %s [%llx..%llx] under %s\n", + p->name, (unsigned long long)p->start, + (unsigned long long)p->end, res->name); } return 0; } @@ -358,13 +362,15 @@ pci_relocate_bridge_resource(struct pci_bus *bus, int i) try = conflict->start - 1; } if (request_resource(pr, res)) { - DBG(KERN_ERR "PCI: huh? couldn't move to %lx..%lx\n", - res->start, res->end); + DBG(KERN_ERR "PCI: huh? couldn't move to %llx..%llx\n", + (unsigned long long)res->start, + (unsigned long long)res->end); return -1; /* "can't happen" */ } update_bridge_base(bus, i); - printk(KERN_INFO "PCI: bridge %d resource %d moved to %lx..%lx\n", - bus->number, i, res->start, res->end); + printk(KERN_INFO "PCI: bridge %d resource %d moved to %llx..%llx\n", + bus->number, i, (unsigned long long)res->start, + (unsigned long long)res->end); return 0; } @@ -475,15 +481,17 @@ static inline void alloc_resource(struct pci_dev *dev, int idx) { struct resource *pr, *r = &dev->resource[idx]; - DBG("PCI:%s: Resource %d: %08lx-%08lx (f=%lx)\n", - pci_name(dev), idx, r->start, r->end, r->flags); + DBG("PCI:%s: Resource %d: %016llx-%016llx (f=%lx)\n", + pci_name(dev), idx, (unsigned long long)r->start, + (unsigned long long)r->end, r->flags); pr = pci_find_parent_resource(dev, r); if (!pr || request_resource(pr, r) < 0) { printk(KERN_ERR "PCI: Cannot allocate resource region %d" " of device %s\n", idx, pci_name(dev)); if (pr) - DBG("PCI: parent is %p: %08lx-%08lx (f=%lx)\n", - pr, pr->start, pr->end, pr->flags); + DBG("PCI: parent is %p: %016llx-%016llx (f=%lx)\n", + pr, (unsigned long long)pr->start, + (unsigned long long)pr->end, pr->flags); /* We'll assign a new address later */ r->flags |= IORESOURCE_UNSET; r->end -= r->start; @@ -952,8 +960,8 @@ static pgprot_t __pci_mmap_set_pgprot(struct pci_dev *dev, struct resource *rp, else prot |= _PAGE_GUARDED; - printk("PCI map for %s:%lx, prot: %lx\n", pci_name(dev), rp->start, - prot); + printk("PCI map for %s:%llx, prot: %lx\n", pci_name(dev), + (unsigned long long)rp->start, prot); return __pgprot(prot); } @@ -1122,7 +1130,7 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn) void pci_resource_to_user(const struct pci_dev *dev, int bar, const struct resource *rsrc, - u64 *start, u64 *end) + resource_size_t *start, resource_size_t *end) { struct pci_controller *hose = pci_bus_to_hose(dev->bus->number); unsigned long offset = 0; diff --git a/arch/ppc/platforms/apus_setup.c b/arch/ppc/platforms/apus_setup.c index fe0cdc04d436..5c4118a459f3 100644 --- a/arch/ppc/platforms/apus_setup.c +++ b/arch/ppc/platforms/apus_setup.c @@ -734,9 +734,9 @@ void apus_init_IRQ(void) for ( i = 0 ; i < AMI_IRQS; i++ ) { irq_desc[i].status = IRQ_LEVEL; if (i < IRQ_AMIGA_AUTO) { - irq_desc[i].handler = &amiga_irqctrl; + irq_desc[i].chip = &amiga_irqctrl; } else { - irq_desc[i].handler = &amiga_sys_irqctrl; + irq_desc[i].chip = &amiga_sys_irqctrl; action = &amiga_sys_irqaction[i-IRQ_AMIGA_AUTO]; if (action->name) setup_irq(i, action); diff --git a/arch/ppc/platforms/sbc82xx.c b/arch/ppc/platforms/sbc82xx.c index 866807b4ad0b..41006d2b4b38 100644 --- a/arch/ppc/platforms/sbc82xx.c +++ b/arch/ppc/platforms/sbc82xx.c @@ -172,7 +172,7 @@ void __init sbc82xx_init_IRQ(void) /* Set up the interrupt handlers for the i8259 IRQs */ for (i = NR_SIU_INTS; i < NR_SIU_INTS + 8; i++) { - irq_desc[i].handler = &sbc82xx_i8259_ic; + irq_desc[i].chip = &sbc82xx_i8259_ic; irq_desc[i].status |= IRQ_LEVEL; } diff --git a/arch/ppc/syslib/cpc700_pic.c b/arch/ppc/syslib/cpc700_pic.c index 5add0a919ef6..172aa215fdb0 100644 --- a/arch/ppc/syslib/cpc700_pic.c +++ b/arch/ppc/syslib/cpc700_pic.c @@ -140,12 +140,12 @@ cpc700_init_IRQ(void) /* IRQ 0 is highest */ for (i = 0; i < 17; i++) { - irq_desc[i].handler = &cpc700_pic; + irq_desc[i].chip = &cpc700_pic; cpc700_pic_init_irq(i); } for (i = 20; i < 32; i++) { - irq_desc[i].handler = &cpc700_pic; + irq_desc[i].chip = &cpc700_pic; cpc700_pic_init_irq(i); } diff --git a/arch/ppc/syslib/cpm2_pic.c b/arch/ppc/syslib/cpm2_pic.c index 29d95d415ceb..c0fee0beb815 100644 --- a/arch/ppc/syslib/cpm2_pic.c +++ b/arch/ppc/syslib/cpm2_pic.c @@ -171,7 +171,7 @@ void cpm2_init_IRQ(void) /* Enable chaining to OpenPIC, and make everything level */ for (i = 0; i < NR_CPM_INTS; i++) { - irq_desc[i+CPM_IRQ_OFFSET].handler = &cpm2_pic; + irq_desc[i+CPM_IRQ_OFFSET].chip = &cpm2_pic; irq_desc[i+CPM_IRQ_OFFSET].status |= IRQ_LEVEL; } } diff --git a/arch/ppc/syslib/gt64260_pic.c b/arch/ppc/syslib/gt64260_pic.c index dc3bd9ecbbf6..91096b38ae70 100644 --- a/arch/ppc/syslib/gt64260_pic.c +++ b/arch/ppc/syslib/gt64260_pic.c @@ -98,7 +98,7 @@ gt64260_init_irq(void) /* use the gt64260 for all (possible) interrupt sources */ for (i = gt64260_irq_base; i < (gt64260_irq_base + 96); i++) - irq_desc[i].handler = >64260_pic; + irq_desc[i].chip = >64260_pic; if (ppc_md.progress) ppc_md.progress("gt64260_init_irq: exit", 0x0); diff --git a/arch/ppc/syslib/m82xx_pci.c b/arch/ppc/syslib/m82xx_pci.c index 1941a8c7ca9a..63fa5b313396 100644 --- a/arch/ppc/syslib/m82xx_pci.c +++ b/arch/ppc/syslib/m82xx_pci.c @@ -159,7 +159,7 @@ pq2pci_init_irq(void) immap->im_memctl.memc_or8 = 0xffff8010; #endif for (irq = NR_CPM_INTS; irq < NR_CPM_INTS + 4; irq++) - irq_desc[irq].handler = &pq2pci_ic; + irq_desc[irq].chip = &pq2pci_ic; /* make PCI IRQ level sensitive */ immap->im_intctl.ic_siexr &= diff --git a/arch/ppc/syslib/m8xx_setup.c b/arch/ppc/syslib/m8xx_setup.c index dae9af78bde1..0c4c0de7c59f 100644 --- a/arch/ppc/syslib/m8xx_setup.c +++ b/arch/ppc/syslib/m8xx_setup.c @@ -347,13 +347,13 @@ m8xx_init_IRQ(void) int i; for (i = SIU_IRQ_OFFSET ; i < SIU_IRQ_OFFSET + NR_SIU_INTS ; i++) - irq_desc[i].handler = &ppc8xx_pic; + irq_desc[i].chip = &ppc8xx_pic; cpm_interrupt_init(); #if defined(CONFIG_PCI) for (i = I8259_IRQ_OFFSET ; i < I8259_IRQ_OFFSET + NR_8259_INTS ; i++) - irq_desc[i].handler = &i8259_pic; + irq_desc[i].chip = &i8259_pic; i8259_pic_irq_offset = I8259_IRQ_OFFSET; i8259_init(0); diff --git a/arch/ppc/syslib/mpc52xx_pic.c b/arch/ppc/syslib/mpc52xx_pic.c index c4406f9dc6a3..6425b5cee7db 100644 --- a/arch/ppc/syslib/mpc52xx_pic.c +++ b/arch/ppc/syslib/mpc52xx_pic.c @@ -204,9 +204,9 @@ mpc52xx_init_irq(void) out_be32(&intr->main_pri1, 0); out_be32(&intr->main_pri2, 0); - /* Initialize irq_desc[i].handler's with mpc52xx_ic. */ + /* Initialize irq_desc[i].chip's with mpc52xx_ic. */ for (i = 0; i < NR_IRQS; i++) { - irq_desc[i].handler = &mpc52xx_ic; + irq_desc[i].chip = &mpc52xx_ic; irq_desc[i].status = IRQ_LEVEL; } diff --git a/arch/ppc/syslib/mv64360_pic.c b/arch/ppc/syslib/mv64360_pic.c index 5a19697060f0..a4244d468381 100644 --- a/arch/ppc/syslib/mv64360_pic.c +++ b/arch/ppc/syslib/mv64360_pic.c @@ -119,7 +119,7 @@ mv64360_init_irq(void) /* All interrupts are level interrupts */ for (i = mv64360_irq_base; i < (mv64360_irq_base + 96); i++) { irq_desc[i].status |= IRQ_LEVEL; - irq_desc[i].handler = &mv64360_pic; + irq_desc[i].chip = &mv64360_pic; } if (ppc_md.progress) diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c index 70456c8f998c..767a0bc95817 100644 --- a/arch/ppc/syslib/open_pic.c +++ b/arch/ppc/syslib/open_pic.c @@ -373,7 +373,7 @@ void __init openpic_init(int offset) OPENPIC_VEC_IPI+i+offset); /* IPIs are per-CPU */ irq_desc[OPENPIC_VEC_IPI+i+offset].status |= IRQ_PER_CPU; - irq_desc[OPENPIC_VEC_IPI+i+offset].handler = &open_pic_ipi; + irq_desc[OPENPIC_VEC_IPI+i+offset].chip = &open_pic_ipi; } #endif @@ -408,7 +408,7 @@ void __init openpic_init(int offset) /* Init descriptors */ for (i = offset; i < NumSources + offset; i++) - irq_desc[i].handler = &open_pic; + irq_desc[i].chip = &open_pic; /* Initialize the spurious interrupt */ if (ppc_md.progress) ppc_md.progress("openpic: spurious",0x3bd); @@ -615,8 +615,8 @@ void __devinit do_openpic_setup_cpu(void) /* let the openpic know we want intrs. default affinity * is 0xffffffff until changed via /proc * That's how it's done on x86. If we want it differently, then - * we should make sure we also change the default values of irq_affinity - * in irq.c. + * we should make sure we also change the default values of + * irq_desc[].affinity in irq.c. */ for (i = 0; i < NumSources; i++) openpic_mapirq(i, msk, CPU_MASK_ALL); diff --git a/arch/ppc/syslib/open_pic2.c b/arch/ppc/syslib/open_pic2.c index bcbe40de26fe..b8154efff6ed 100644 --- a/arch/ppc/syslib/open_pic2.c +++ b/arch/ppc/syslib/open_pic2.c @@ -290,7 +290,7 @@ void __init openpic2_init(int offset) /* Init descriptors */ for (i = offset; i < NumSources + offset; i++) - irq_desc[i].handler = &open_pic2; + irq_desc[i].chip = &open_pic2; /* Initialize the spurious interrupt */ if (ppc_md.progress) ppc_md.progress("openpic2: spurious",0x3bd); diff --git a/arch/ppc/syslib/ppc403_pic.c b/arch/ppc/syslib/ppc403_pic.c index c46043c47225..1584c8b1229f 100644 --- a/arch/ppc/syslib/ppc403_pic.c +++ b/arch/ppc/syslib/ppc403_pic.c @@ -121,5 +121,5 @@ ppc4xx_pic_init(void) ppc_md.get_irq = ppc403_pic_get_irq; for (i = 0; i < NR_IRQS; i++) - irq_desc[i].handler = &ppc403_aic; + irq_desc[i].chip = &ppc403_aic; } diff --git a/arch/ppc/syslib/ppc4xx_pic.c b/arch/ppc/syslib/ppc4xx_pic.c index fd9af0fc0e9f..e669c1335d47 100644 --- a/arch/ppc/syslib/ppc4xx_pic.c +++ b/arch/ppc/syslib/ppc4xx_pic.c @@ -276,7 +276,7 @@ void __init ppc4xx_pic_init(void) /* Attach low-level handlers */ for (i = 0; i < (NR_UICS << 5); ++i) { - irq_desc[i].handler = &__uic[i >> 5].decl; + irq_desc[i].chip = &__uic[i >> 5].decl; if (is_level_sensitive(i)) irq_desc[i].status |= IRQ_LEVEL; } diff --git a/arch/ppc/syslib/xilinx_pic.c b/arch/ppc/syslib/xilinx_pic.c index e672b600f315..39a93dc6375b 100644 --- a/arch/ppc/syslib/xilinx_pic.c +++ b/arch/ppc/syslib/xilinx_pic.c @@ -143,7 +143,7 @@ ppc4xx_pic_init(void) ppc_md.get_irq = xilinx_pic_get_irq; for (i = 0; i < NR_IRQS; ++i) { - irq_desc[i].handler = &xilinx_intc; + irq_desc[i].chip = &xilinx_intc; if (XPAR_INTC_0_KIND_OF_INTR & (0x00000001 << i)) irq_desc[i].status &= ~IRQ_LEVEL; diff --git a/arch/s390/appldata/appldata.h b/arch/s390/appldata/appldata.h index e806a8922bbb..71d65eb30650 100644 --- a/arch/s390/appldata/appldata.h +++ b/arch/s390/appldata/appldata.h @@ -3,9 +3,9 @@ * * Definitions and interface for Linux - z/VM Monitor Stream. * - * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH. + * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH. * - * Author: Gerald Schaefer <geraldsc@de.ibm.com> + * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com> */ //#define APPLDATA_DEBUG /* Debug messages on/off */ @@ -29,6 +29,22 @@ #define CTL_APPLDATA_NET_SUM 2125 #define CTL_APPLDATA_PROC 2126 +#ifndef CONFIG_64BIT + +#define APPLDATA_START_INTERVAL_REC 0x00 /* Function codes for */ +#define APPLDATA_STOP_REC 0x01 /* DIAG 0xDC */ +#define APPLDATA_GEN_EVENT_RECORD 0x02 +#define APPLDATA_START_CONFIG_REC 0x03 + +#else + +#define APPLDATA_START_INTERVAL_REC 0x80 +#define APPLDATA_STOP_REC 0x81 +#define APPLDATA_GEN_EVENT_RECORD 0x82 +#define APPLDATA_START_CONFIG_REC 0x83 + +#endif /* CONFIG_64BIT */ + #define P_INFO(x...) printk(KERN_INFO MY_PRINT_NAME " info: " x) #define P_ERROR(x...) printk(KERN_ERR MY_PRINT_NAME " error: " x) #define P_WARNING(x...) printk(KERN_WARNING MY_PRINT_NAME " status: " x) @@ -53,7 +69,11 @@ struct appldata_ops { void *data; /* record data */ unsigned int size; /* size of record */ struct module *owner; /* THIS_MODULE */ + char mod_lvl[2]; /* modification level, EBCDIC */ }; extern int appldata_register_ops(struct appldata_ops *ops); extern void appldata_unregister_ops(struct appldata_ops *ops); +extern int appldata_diag(char record_nr, u16 function, unsigned long buffer, + u16 length, char *mod_lvl); + diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c index 54d35c130907..61bc44626c04 100644 --- a/arch/s390/appldata/appldata_base.c +++ b/arch/s390/appldata/appldata_base.c @@ -5,9 +5,9 @@ * Exports appldata_register_ops() and appldata_unregister_ops() for the * data gathering modules. * - * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH. + * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH. * - * Author: Gerald Schaefer <geraldsc@de.ibm.com> + * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com> */ #include <linux/config.h> @@ -40,22 +40,6 @@ #define TOD_MICRO 0x01000 /* nr. of TOD clock units for 1 microsecond */ -#ifndef CONFIG_64BIT - -#define APPLDATA_START_INTERVAL_REC 0x00 /* Function codes for */ -#define APPLDATA_STOP_REC 0x01 /* DIAG 0xDC */ -#define APPLDATA_GEN_EVENT_RECORD 0x02 -#define APPLDATA_START_CONFIG_REC 0x03 - -#else - -#define APPLDATA_START_INTERVAL_REC 0x80 -#define APPLDATA_STOP_REC 0x81 -#define APPLDATA_GEN_EVENT_RECORD 0x82 -#define APPLDATA_START_CONFIG_REC 0x83 - -#endif /* CONFIG_64BIT */ - /* * Parameter list for DIAGNOSE X'DC' @@ -195,8 +179,8 @@ static void appldata_work_fn(void *data) * * prepare parameter list, issue DIAG 0xDC */ -static int appldata_diag(char record_nr, u16 function, unsigned long buffer, - u16 length) +int appldata_diag(char record_nr, u16 function, unsigned long buffer, + u16 length, char *mod_lvl) { unsigned long ry; struct appldata_product_id { @@ -214,7 +198,7 @@ static int appldata_diag(char record_nr, u16 function, unsigned long buffer, .record_nr = record_nr, .version_nr = {0xF2, 0xF6}, /* "26" */ .release_nr = {0xF0, 0xF1}, /* "01" */ - .mod_lvl = {0xF0, 0xF0}, /* "00" */ + .mod_lvl = {mod_lvl[0], mod_lvl[1]}, }; struct appldata_parameter_list appldata_parameter_list = { .diag = 0xDC, @@ -467,24 +451,25 @@ appldata_generic_handler(ctl_table *ctl, int write, struct file *filp, module_put(ops->owner); return -ENODEV; } - ops->active = 1; ops->callback(ops->data); // init record rc = appldata_diag(ops->record_nr, APPLDATA_START_INTERVAL_REC, - (unsigned long) ops->data, ops->size); + (unsigned long) ops->data, ops->size, + ops->mod_lvl); if (rc != 0) { P_ERROR("START DIAG 0xDC for %s failed, " "return code: %d\n", ops->name, rc); module_put(ops->owner); - ops->active = 0; } else { P_INFO("Monitoring %s data enabled, " "DIAG 0xDC started.\n", ops->name); + ops->active = 1; } } else if ((buf[0] == '0') && (ops->active == 1)) { ops->active = 0; rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC, - (unsigned long) ops->data, ops->size); + (unsigned long) ops->data, ops->size, + ops->mod_lvl); if (rc != 0) { P_ERROR("STOP DIAG 0xDC for %s failed, " "return code: %d\n", ops->name, rc); @@ -633,7 +618,7 @@ appldata_offline_cpu(int cpu) spin_unlock(&appldata_timer_lock); } -static int +static int __cpuinit appldata_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { @@ -710,7 +695,8 @@ static void __exit appldata_exit(void) list_for_each(lh, &appldata_ops_list) { ops = list_entry(lh, struct appldata_ops, list); rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC, - (unsigned long) ops->data, ops->size); + (unsigned long) ops->data, ops->size, + ops->mod_lvl); if (rc != 0) { P_ERROR("STOP DIAG 0xDC for %s failed, " "return code: %d\n", ops->name, rc); @@ -739,6 +725,7 @@ MODULE_DESCRIPTION("Linux-VM Monitor Stream, base infrastructure"); EXPORT_SYMBOL_GPL(appldata_register_ops); EXPORT_SYMBOL_GPL(appldata_unregister_ops); +EXPORT_SYMBOL_GPL(appldata_diag); #ifdef MODULE /* @@ -779,7 +766,6 @@ unsigned long nr_iowait(void) #endif /* MODULE */ EXPORT_SYMBOL_GPL(si_swapinfo); EXPORT_SYMBOL_GPL(nr_threads); -EXPORT_SYMBOL_GPL(avenrun); EXPORT_SYMBOL_GPL(get_full_page_state); EXPORT_SYMBOL_GPL(nr_running); EXPORT_SYMBOL_GPL(nr_iowait); diff --git a/arch/s390/appldata/appldata_mem.c b/arch/s390/appldata/appldata_mem.c index f0e2fbed3d4c..7915a197d96d 100644 --- a/arch/s390/appldata/appldata_mem.c +++ b/arch/s390/appldata/appldata_mem.c @@ -4,9 +4,9 @@ * Data gathering module for Linux-VM Monitor Stream, Stage 1. * Collects data related to memory management. * - * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH. + * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH. * - * Author: Gerald Schaefer <geraldsc@de.ibm.com> + * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com> */ #include <linux/config.h> @@ -152,6 +152,7 @@ static struct appldata_ops ops = { .callback = &appldata_get_mem_data, .data = &appldata_mem_data, .owner = THIS_MODULE, + .mod_lvl = {0xF0, 0xF0}, /* EBCDIC "00" */ }; diff --git a/arch/s390/appldata/appldata_net_sum.c b/arch/s390/appldata/appldata_net_sum.c index 2a4c7432db4a..39b7bdecbf05 100644 --- a/arch/s390/appldata/appldata_net_sum.c +++ b/arch/s390/appldata/appldata_net_sum.c @@ -5,9 +5,9 @@ * Collects accumulated network statistics (Packets received/transmitted, * dropped, errors, ...). * - * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH. + * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH. * - * Author: Gerald Schaefer <geraldsc@de.ibm.com> + * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com> */ #include <linux/config.h> @@ -152,6 +152,7 @@ static struct appldata_ops ops = { .callback = &appldata_get_net_sum_data, .data = &appldata_net_sum_data, .owner = THIS_MODULE, + .mod_lvl = {0xF0, 0xF0}, /* EBCDIC "00" */ }; diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c index 99ddd3bf2fba..f2b44a2f1dec 100644 --- a/arch/s390/appldata/appldata_os.c +++ b/arch/s390/appldata/appldata_os.c @@ -4,9 +4,9 @@ * Data gathering module for Linux-VM Monitor Stream, Stage 1. * Collects misc. OS related data (CPU utilization, running processes). * - * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH. + * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH. * - * Author: Gerald Schaefer <geraldsc@de.ibm.com> + * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com> */ #include <linux/config.h> @@ -44,11 +44,14 @@ struct appldata_os_per_cpu { u32 per_cpu_system; /* ... spent in kernel mode */ u32 per_cpu_idle; /* ... spent in idle mode */ -// New in 2.6 --> + /* New in 2.6 */ u32 per_cpu_irq; /* ... spent in interrupts */ u32 per_cpu_softirq; /* ... spent in softirqs */ u32 per_cpu_iowait; /* ... spent while waiting for I/O */ -// <-- New in 2.6 + + /* New in modification level 01 */ + u32 per_cpu_steal; /* ... stolen by hypervisor */ + u32 cpu_id; /* number of this CPU */ } __attribute__((packed)); struct appldata_os_data { @@ -68,10 +71,9 @@ struct appldata_os_data { u32 avenrun[3]; /* average nr. of running processes during */ /* the last 1, 5 and 15 minutes */ -// New in 2.6 --> + /* New in 2.6 */ u32 nr_iowait; /* number of blocked threads (waiting for I/O) */ -// <-- New in 2.6 /* per cpu data */ struct appldata_os_per_cpu os_cpu[0]; @@ -79,6 +81,14 @@ struct appldata_os_data { static struct appldata_os_data *appldata_os_data; +static struct appldata_ops ops = { + .ctl_nr = CTL_APPLDATA_OS, + .name = "os", + .record_nr = APPLDATA_RECORD_OS_ID, + .owner = THIS_MODULE, + .mod_lvl = {0xF0, 0xF1}, /* EBCDIC "01" */ +}; + static inline void appldata_print_debug(struct appldata_os_data *os_data) { @@ -100,15 +110,17 @@ static inline void appldata_print_debug(struct appldata_os_data *os_data) P_DEBUG("nr_cpus = %u\n", os_data->nr_cpus); for (i = 0; i < os_data->nr_cpus; i++) { P_DEBUG("cpu%u : user = %u, nice = %u, system = %u, " - "idle = %u, irq = %u, softirq = %u, iowait = %u\n", - i, + "idle = %u, irq = %u, softirq = %u, iowait = %u, " + "steal = %u\n", + os_data->os_cpu[i].cpu_id, os_data->os_cpu[i].per_cpu_user, os_data->os_cpu[i].per_cpu_nice, os_data->os_cpu[i].per_cpu_system, os_data->os_cpu[i].per_cpu_idle, os_data->os_cpu[i].per_cpu_irq, os_data->os_cpu[i].per_cpu_softirq, - os_data->os_cpu[i].per_cpu_iowait); + os_data->os_cpu[i].per_cpu_iowait, + os_data->os_cpu[i].per_cpu_steal); } P_DEBUG("sync_count_1 = %u\n", os_data->sync_count_1); @@ -123,14 +135,13 @@ static inline void appldata_print_debug(struct appldata_os_data *os_data) */ static void appldata_get_os_data(void *data) { - int i, j; + int i, j, rc; struct appldata_os_data *os_data; + unsigned int new_size; os_data = data; os_data->sync_count_1++; - os_data->nr_cpus = num_online_cpus(); - os_data->nr_threads = nr_threads; os_data->nr_running = nr_running(); os_data->nr_iowait = nr_iowait(); @@ -154,9 +165,44 @@ static void appldata_get_os_data(void *data) cputime_to_jiffies(kstat_cpu(i).cpustat.softirq); os_data->os_cpu[j].per_cpu_iowait = cputime_to_jiffies(kstat_cpu(i).cpustat.iowait); + os_data->os_cpu[j].per_cpu_steal = + cputime_to_jiffies(kstat_cpu(i).cpustat.steal); + os_data->os_cpu[j].cpu_id = i; j++; } + os_data->nr_cpus = j; + + new_size = sizeof(struct appldata_os_data) + + (os_data->nr_cpus * sizeof(struct appldata_os_per_cpu)); + if (ops.size != new_size) { + if (ops.active) { + rc = appldata_diag(APPLDATA_RECORD_OS_ID, + APPLDATA_START_INTERVAL_REC, + (unsigned long) ops.data, new_size, + ops.mod_lvl); + if (rc != 0) { + P_ERROR("os: START NEW DIAG 0xDC failed, " + "return code: %d, new size = %i\n", rc, + new_size); + P_INFO("os: stopping old record now\n"); + } else + P_INFO("os: new record size = %i\n", new_size); + + rc = appldata_diag(APPLDATA_RECORD_OS_ID, + APPLDATA_STOP_REC, + (unsigned long) ops.data, ops.size, + ops.mod_lvl); + if (rc != 0) + P_ERROR("os: STOP OLD DIAG 0xDC failed, " + "return code: %d, old size = %i\n", rc, + ops.size); + else + P_INFO("os: old record size = %i stopped\n", + ops.size); + } + ops.size = new_size; + } os_data->timestamp = get_clock(); os_data->sync_count_2++; #ifdef APPLDATA_DEBUG @@ -165,15 +211,6 @@ static void appldata_get_os_data(void *data) } -static struct appldata_ops ops = { - .ctl_nr = CTL_APPLDATA_OS, - .name = "os", - .record_nr = APPLDATA_RECORD_OS_ID, - .callback = &appldata_get_os_data, - .owner = THIS_MODULE, -}; - - /* * appldata_os_init() * @@ -181,26 +218,25 @@ static struct appldata_ops ops = { */ static int __init appldata_os_init(void) { - int rc, size; + int rc, max_size; - size = sizeof(struct appldata_os_data) + - (NR_CPUS * sizeof(struct appldata_os_per_cpu)); - if (size > APPLDATA_MAX_REC_SIZE) { - P_ERROR("Size of record = %i, bigger than maximum (%i)!\n", - size, APPLDATA_MAX_REC_SIZE); + max_size = sizeof(struct appldata_os_data) + + (NR_CPUS * sizeof(struct appldata_os_per_cpu)); + if (max_size > APPLDATA_MAX_REC_SIZE) { + P_ERROR("Max. size of OS record = %i, bigger than maximum " + "record size (%i)\n", max_size, APPLDATA_MAX_REC_SIZE); rc = -ENOMEM; goto out; } - P_DEBUG("sizeof(os) = %i, sizeof(os_cpu) = %lu\n", size, + P_DEBUG("max. sizeof(os) = %i, sizeof(os_cpu) = %lu\n", max_size, sizeof(struct appldata_os_per_cpu)); - appldata_os_data = kmalloc(size, GFP_DMA); + appldata_os_data = kzalloc(max_size, GFP_DMA); if (appldata_os_data == NULL) { P_ERROR("No memory for %s!\n", ops.name); rc = -ENOMEM; goto out; } - memset(appldata_os_data, 0, size); appldata_os_data->per_cpu_size = sizeof(struct appldata_os_per_cpu); appldata_os_data->cpu_offset = offsetof(struct appldata_os_data, @@ -208,7 +244,7 @@ static int __init appldata_os_init(void) P_DEBUG("cpu offset = %u\n", appldata_os_data->cpu_offset); ops.data = appldata_os_data; - ops.size = size; + ops.callback = &appldata_get_os_data; rc = appldata_register_ops(&ops); if (rc != 0) { P_ERROR("Error registering ops, rc = %i\n", rc); diff --git a/arch/s390/kernel/binfmt_elf32.c b/arch/s390/kernel/binfmt_elf32.c index 1f451c2cb071..12a6311e9838 100644 --- a/arch/s390/kernel/binfmt_elf32.c +++ b/arch/s390/kernel/binfmt_elf32.c @@ -177,11 +177,6 @@ struct elf_prpsinfo32 #include <linux/highuid.h> -#undef NEW_TO_OLD_UID -#undef NEW_TO_OLD_GID -#define NEW_TO_OLD_UID(uid) ((uid) > 65535) ? (u16)overflowuid : (u16)(uid) -#define NEW_TO_OLD_GID(gid) ((gid) > 65535) ? (u16)overflowgid : (u16)(gid) - #define elf_addr_t u32 /* #define init_elf_binfmt init_elf32_binfmt diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index b2448487854c..aa8b52c2140f 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -93,13 +93,22 @@ STACK_SIZE = 1 << STACK_SHIFT l %r13,__LC_SVC_NEW_PSW+4 # load &system_call to %r13 .endm - .macro SAVE_ALL psworg,savearea,sync + .macro SAVE_ALL_SYNC psworg,savearea la %r12,\psworg - .if \sync tm \psworg+1,0x01 # test problem state bit bz BASED(2f) # skip stack setup save l %r15,__LC_KERNEL_STACK # problem state -> load ksp - .else +#ifdef CONFIG_CHECK_STACK + b BASED(3f) +2: tml %r15,STACK_SIZE - CONFIG_STACK_GUARD + bz BASED(stack_overflow) +3: +#endif +2: + .endm + + .macro SAVE_ALL_ASYNC psworg,savearea + la %r12,\psworg tm \psworg+1,0x01 # test problem state bit bnz BASED(1f) # from user -> load async stack clc \psworg+4(4),BASED(.Lcritical_end) @@ -115,7 +124,6 @@ STACK_SIZE = 1 << STACK_SHIFT sra %r14,STACK_SHIFT be BASED(2f) 1: l %r15,__LC_ASYNC_STACK - .endif #ifdef CONFIG_CHECK_STACK b BASED(3f) 2: tml %r15,STACK_SIZE - CONFIG_STACK_GUARD @@ -196,7 +204,7 @@ system_call: STORE_TIMER __LC_SYNC_ENTER_TIMER sysc_saveall: SAVE_ALL_BASE __LC_SAVE_AREA - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA lh %r7,0x8a # get svc number from lowcore #ifdef CONFIG_VIRT_CPU_ACCOUNTING @@ -425,7 +433,7 @@ pgm_check_handler: SAVE_ALL_BASE __LC_SAVE_AREA tm __LC_PGM_INT_CODE+1,0x80 # check whether we got a per exception bnz BASED(pgm_per) # got per exception -> special case - SAVE_ALL __LC_PGM_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_PGM_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_PGM_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -464,7 +472,7 @@ pgm_per: # Normal per exception # pgm_per_std: - SAVE_ALL __LC_PGM_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_PGM_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_PGM_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -490,7 +498,7 @@ pgm_no_vtime2: # it was a single stepped SVC that is causing all the trouble # pgm_svcper: - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -519,7 +527,7 @@ io_int_handler: STORE_TIMER __LC_ASYNC_ENTER_TIMER stck __LC_INT_CLOCK SAVE_ALL_BASE __LC_SAVE_AREA+16 - SAVE_ALL __LC_IO_OLD_PSW,__LC_SAVE_AREA+16,0 + SAVE_ALL_ASYNC __LC_IO_OLD_PSW,__LC_SAVE_AREA+16 CREATE_STACK_FRAME __LC_IO_OLD_PSW,__LC_SAVE_AREA+16 #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -631,7 +639,7 @@ ext_int_handler: STORE_TIMER __LC_ASYNC_ENTER_TIMER stck __LC_INT_CLOCK SAVE_ALL_BASE __LC_SAVE_AREA+16 - SAVE_ALL __LC_EXT_OLD_PSW,__LC_SAVE_AREA+16,0 + SAVE_ALL_ASYNC __LC_EXT_OLD_PSW,__LC_SAVE_AREA+16 CREATE_STACK_FRAME __LC_EXT_OLD_PSW,__LC_SAVE_AREA+16 #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -657,21 +665,31 @@ __critical_end: .globl mcck_int_handler mcck_int_handler: spt __LC_CPU_TIMER_SAVE_AREA # revalidate cpu timer - mvc __LC_ASYNC_ENTER_TIMER(8),__LC_CPU_TIMER_SAVE_AREA lm %r0,%r15,__LC_GPREGS_SAVE_AREA # revalidate gprs SAVE_ALL_BASE __LC_SAVE_AREA+32 la %r12,__LC_MCK_OLD_PSW tm __LC_MCCK_CODE,0x80 # system damage? bo BASED(mcck_int_main) # yes -> rest of mcck code invalid - tm __LC_MCCK_CODE+5,0x02 # stored cpu timer value valid? - bo BASED(0f) - spt __LC_LAST_UPDATE_TIMER # revalidate cpu timer #ifdef CONFIG_VIRT_CPU_ACCOUNTING - mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER - mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER - mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER + mvc __LC_SAVE_AREA+52(8),__LC_ASYNC_ENTER_TIMER + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_CPU_TIMER_SAVE_AREA + tm __LC_MCCK_CODE+5,0x02 # stored cpu timer value valid? + bo BASED(1f) + la %r14,__LC_SYNC_ENTER_TIMER + clc 0(8,%r14),__LC_ASYNC_ENTER_TIMER + bl BASED(0f) + la %r14,__LC_ASYNC_ENTER_TIMER +0: clc 0(8,%r14),__LC_EXIT_TIMER + bl BASED(0f) + la %r14,__LC_EXIT_TIMER +0: clc 0(8,%r14),__LC_LAST_UPDATE_TIMER + bl BASED(0f) + la %r14,__LC_LAST_UPDATE_TIMER +0: spt 0(%r14) + mvc __LC_ASYNC_ENTER_TIMER(8),0(%r14) +1: #endif -0: tm __LC_MCCK_CODE+2,0x09 # mwp + ia of old psw valid? + tm __LC_MCCK_CODE+2,0x09 # mwp + ia of old psw valid? bno BASED(mcck_int_main) # no -> skip cleanup critical tm __LC_MCK_OLD_PSW+1,0x01 # test problem state bit bnz BASED(mcck_int_main) # from user -> load async stack @@ -691,7 +709,7 @@ mcck_int_main: #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? bno BASED(mcck_no_vtime) # no -> skip cleanup critical - tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? + tm SP_PSW+1(%r15),0x01 # interrupting from user ? bz BASED(mcck_no_vtime) UPDATE_VTIME __LC_EXIT_TIMER,__LC_ASYNC_ENTER_TIMER,__LC_USER_TIMER UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER @@ -715,6 +733,20 @@ mcck_no_vtime: l %r1,BASED(.Ls390_handle_mcck) basr %r14,%r1 # call machine check handler mcck_return: + mvc __LC_RETURN_MCCK_PSW(8),SP_PSW(%r15) # move return PSW + ni __LC_RETURN_MCCK_PSW+1,0xfd # clear wait state bit +#ifdef CONFIG_VIRT_CPU_ACCOUNTING + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_SAVE_AREA+52 + tm __LC_RETURN_MCCK_PSW+1,0x01 # returning to user ? + bno BASED(0f) + lm %r0,%r15,SP_R0(%r15) # load gprs 0-15 + stpt __LC_EXIT_TIMER + lpsw __LC_RETURN_MCCK_PSW # back to caller +0: +#endif + lm %r0,%r15,SP_R0(%r15) # load gprs 0-15 + lpsw __LC_RETURN_MCCK_PSW # back to caller + RESTORE_ALL __LC_RETURN_MCCK_PSW,0 #ifdef CONFIG_SMP @@ -781,6 +813,8 @@ cleanup_table_sysc_leave: .long sysc_leave + 0x80000000, sysc_work_loop + 0x80000000 cleanup_table_sysc_work_loop: .long sysc_work_loop + 0x80000000, sysc_reschedule + 0x80000000 +cleanup_table_io_return: + .long io_return + 0x80000000, io_leave + 0x80000000 cleanup_table_io_leave: .long io_leave + 0x80000000, io_done + 0x80000000 cleanup_table_io_work_loop: @@ -807,6 +841,11 @@ cleanup_critical: clc 4(4,%r12),BASED(cleanup_table_sysc_work_loop+4) bl BASED(cleanup_sysc_return) 0: + clc 4(4,%r12),BASED(cleanup_table_io_return) + bl BASED(0f) + clc 4(4,%r12),BASED(cleanup_table_io_return+4) + bl BASED(cleanup_io_return) +0: clc 4(4,%r12),BASED(cleanup_table_io_leave) bl BASED(0f) clc 4(4,%r12),BASED(cleanup_table_io_leave+4) @@ -839,7 +878,7 @@ cleanup_system_call: mvc __LC_SAVE_AREA(16),0(%r12) 0: st %r13,4(%r12) st %r12,__LC_SAVE_AREA+48 # argh - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA l %r12,__LC_SAVE_AREA+48 # argh st %r15,12(%r12) @@ -980,7 +1019,6 @@ cleanup_io_leave_insn: .long cleanup_critical #define SYSCALL(esa,esame,emu) .long esa - .globl sys_call_table sys_call_table: #include "syscalls.S" #undef SYSCALL diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index 2ac095bc0e25..f3222a1b2861 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S @@ -87,13 +87,22 @@ _TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | _TIF_NEED_RESCHED | \ larl %r13,system_call .endm - .macro SAVE_ALL psworg,savearea,sync + .macro SAVE_ALL_SYNC psworg,savearea la %r12,\psworg - .if \sync tm \psworg+1,0x01 # test problem state bit jz 2f # skip stack setup save lg %r15,__LC_KERNEL_STACK # problem state -> load ksp - .else +#ifdef CONFIG_CHECK_STACK + j 3f +2: tml %r15,STACK_SIZE - CONFIG_STACK_GUARD + jz stack_overflow +3: +#endif +2: + .endm + + .macro SAVE_ALL_ASYNC psworg,savearea + la %r12,\psworg tm \psworg+1,0x01 # test problem state bit jnz 1f # from user -> load kernel stack clc \psworg+8(8),BASED(.Lcritical_end) @@ -108,7 +117,6 @@ _TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | _TIF_NEED_RESCHED | \ srag %r14,%r14,STACK_SHIFT jz 2f 1: lg %r15,__LC_ASYNC_STACK # load async stack - .endif #ifdef CONFIG_CHECK_STACK j 3f 2: tml %r15,STACK_SIZE - CONFIG_STACK_GUARD @@ -187,7 +195,7 @@ system_call: STORE_TIMER __LC_SYNC_ENTER_TIMER sysc_saveall: SAVE_ALL_BASE __LC_SAVE_AREA - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA llgh %r7,__LC_SVC_INT_CODE # get svc number from lowcore #ifdef CONFIG_VIRT_CPU_ACCOUNTING @@ -446,7 +454,7 @@ pgm_check_handler: SAVE_ALL_BASE __LC_SAVE_AREA tm __LC_PGM_INT_CODE+1,0x80 # check whether we got a per exception jnz pgm_per # got per exception -> special case - SAVE_ALL __LC_PGM_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_PGM_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_PGM_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -485,7 +493,7 @@ pgm_per: # Normal per exception # pgm_per_std: - SAVE_ALL __LC_PGM_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_PGM_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_PGM_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -511,7 +519,7 @@ pgm_no_vtime2: # it was a single stepped SVC that is causing all the trouble # pgm_svcper: - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -539,7 +547,7 @@ io_int_handler: STORE_TIMER __LC_ASYNC_ENTER_TIMER stck __LC_INT_CLOCK SAVE_ALL_BASE __LC_SAVE_AREA+32 - SAVE_ALL __LC_IO_OLD_PSW,__LC_SAVE_AREA+32,0 + SAVE_ALL_ASYNC __LC_IO_OLD_PSW,__LC_SAVE_AREA+32 CREATE_STACK_FRAME __LC_IO_OLD_PSW,__LC_SAVE_AREA+32 #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -647,7 +655,7 @@ ext_int_handler: STORE_TIMER __LC_ASYNC_ENTER_TIMER stck __LC_INT_CLOCK SAVE_ALL_BASE __LC_SAVE_AREA+32 - SAVE_ALL __LC_EXT_OLD_PSW,__LC_SAVE_AREA+32,0 + SAVE_ALL_ASYNC __LC_EXT_OLD_PSW,__LC_SAVE_AREA+32 CREATE_STACK_FRAME __LC_EXT_OLD_PSW,__LC_SAVE_AREA+32 #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm SP_PSW+1(%r15),0x01 # interrupting from user ? @@ -672,21 +680,32 @@ __critical_end: mcck_int_handler: la %r1,4095 # revalidate r1 spt __LC_CPU_TIMER_SAVE_AREA-4095(%r1) # revalidate cpu timer - mvc __LC_ASYNC_ENTER_TIMER(8),__LC_CPU_TIMER_SAVE_AREA-4095(%r1) lmg %r0,%r15,__LC_GPREGS_SAVE_AREA-4095(%r1)# revalidate gprs SAVE_ALL_BASE __LC_SAVE_AREA+64 la %r12,__LC_MCK_OLD_PSW tm __LC_MCCK_CODE,0x80 # system damage? jo mcck_int_main # yes -> rest of mcck code invalid - tm __LC_MCCK_CODE+5,0x02 # stored cpu timer value valid? - jo 0f - spt __LC_LAST_UPDATE_TIMER #ifdef CONFIG_VIRT_CPU_ACCOUNTING - mvc __LC_ASYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER - mvc __LC_SYNC_ENTER_TIMER(8),__LC_LAST_UPDATE_TIMER - mvc __LC_EXIT_TIMER(8),__LC_LAST_UPDATE_TIMER + la %r14,4095 + mvc __LC_SAVE_AREA+104(8),__LC_ASYNC_ENTER_TIMER + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_CPU_TIMER_SAVE_AREA-4095(%r14) + tm __LC_MCCK_CODE+5,0x02 # stored cpu timer value valid? + jo 1f + la %r14,__LC_SYNC_ENTER_TIMER + clc 0(8,%r14),__LC_ASYNC_ENTER_TIMER + jl 0f + la %r14,__LC_ASYNC_ENTER_TIMER +0: clc 0(8,%r14),__LC_EXIT_TIMER + jl 0f + la %r14,__LC_EXIT_TIMER +0: clc 0(8,%r14),__LC_LAST_UPDATE_TIMER + jl 0f + la %r14,__LC_LAST_UPDATE_TIMER +0: spt 0(%r14) + mvc __LC_ASYNC_ENTER_TIMER(8),0(%r14) +1: #endif -0: tm __LC_MCCK_CODE+2,0x09 # mwp + ia of old psw valid? + tm __LC_MCCK_CODE+2,0x09 # mwp + ia of old psw valid? jno mcck_int_main # no -> skip cleanup critical tm __LC_MCK_OLD_PSW+1,0x01 # test problem state bit jnz mcck_int_main # from user -> load kernel stack @@ -705,7 +724,7 @@ mcck_int_main: #ifdef CONFIG_VIRT_CPU_ACCOUNTING tm __LC_MCCK_CODE+2,0x08 # mwp of old psw valid? jno mcck_no_vtime # no -> no timer update - tm __LC_MCK_OLD_PSW+1,0x01 # interrupting from user ? + tm SP_PSW+1(%r15),0x01 # interrupting from user ? jz mcck_no_vtime UPDATE_VTIME __LC_EXIT_TIMER,__LC_ASYNC_ENTER_TIMER,__LC_USER_TIMER UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER @@ -727,7 +746,17 @@ mcck_no_vtime: jno mcck_return brasl %r14,s390_handle_mcck mcck_return: - RESTORE_ALL __LC_RETURN_MCCK_PSW,0 + mvc __LC_RETURN_MCCK_PSW(16),SP_PSW(%r15) # move return PSW + ni __LC_RETURN_MCCK_PSW+1,0xfd # clear wait state bit + lmg %r0,%r15,SP_R0(%r15) # load gprs 0-15 +#ifdef CONFIG_VIRT_CPU_ACCOUNTING + mvc __LC_ASYNC_ENTER_TIMER(8),__LC_SAVE_AREA+104 + tm __LC_RETURN_MCCK_PSW+1,0x01 # returning to user ? + jno 0f + stpt __LC_EXIT_TIMER +0: +#endif + lpswe __LC_RETURN_MCCK_PSW # back to caller #ifdef CONFIG_SMP /* @@ -789,6 +818,8 @@ cleanup_table_sysc_leave: .quad sysc_leave, sysc_work_loop cleanup_table_sysc_work_loop: .quad sysc_work_loop, sysc_reschedule +cleanup_table_io_return: + .quad io_return, io_leave cleanup_table_io_leave: .quad io_leave, io_done cleanup_table_io_work_loop: @@ -815,6 +846,11 @@ cleanup_critical: clc 8(8,%r12),BASED(cleanup_table_sysc_work_loop+8) jl cleanup_sysc_return 0: + clc 8(8,%r12),BASED(cleanup_table_io_return) + jl 0f + clc 8(8,%r12),BASED(cleanup_table_io_return+8) + jl cleanup_io_return +0: clc 8(8,%r12),BASED(cleanup_table_io_leave) jl 0f clc 8(8,%r12),BASED(cleanup_table_io_leave+8) @@ -847,7 +883,7 @@ cleanup_system_call: mvc __LC_SAVE_AREA(32),0(%r12) 0: stg %r13,8(%r12) stg %r12,__LC_SAVE_AREA+96 # argh - SAVE_ALL __LC_SVC_OLD_PSW,__LC_SAVE_AREA,1 + SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA lg %r12,__LC_SAVE_AREA+96 # argh stg %r15,24(%r12) @@ -957,7 +993,6 @@ cleanup_io_leave_insn: .quad __critical_end #define SYSCALL(esa,esame,emu) .long esame - .globl sys_call_table sys_call_table: #include "syscalls.S" #undef SYSCALL @@ -965,7 +1000,6 @@ sys_call_table: #ifdef CONFIG_COMPAT #define SYSCALL(esa,esame,emu) .long emu - .globl sys_call_table_emu sys_call_table_emu: #include "syscalls.S" #undef SYSCALL diff --git a/arch/s390/kernel/head.S b/arch/s390/kernel/head.S index ea88d066bf04..538c82da49b1 100644 --- a/arch/s390/kernel/head.S +++ b/arch/s390/kernel/head.S @@ -1,7 +1,7 @@ /* * arch/s390/kernel/head.S * - * (C) Copyright IBM Corp. 1999, 2005 + * Copyright (C) IBM Corp. 1999,2006 * * Author(s): Hartmut Penner <hp@de.ibm.com> * Martin Schwidefsky <schwidefsky@de.ibm.com> @@ -482,24 +482,23 @@ start: .macro GET_IPL_DEVICE .Lget_ipl_device: - basr %r12,0 -.LGID: l %r1,0xb8 # get sid + l %r1,0xb8 # get sid sll %r1,15 # test if subchannel is enabled srl %r1,31 ltr %r1,%r1 - bz 0(%r14) # subchannel disabled + bz 2f-.LPG1(%r13) # subchannel disabled l %r1,0xb8 - la %r5,.Lipl_schib-.LGID(%r12) + la %r5,.Lipl_schib-.LPG1(%r13) stsch 0(%r5) # get schib of subchannel - bnz 0(%r14) # schib not available + bnz 2f-.LPG1(%r13) # schib not available tm 5(%r5),0x01 # devno valid? - bno 0(%r14) - la %r6,ipl_parameter_flags-.LGID(%r12) + bno 2f-.LPG1(%r13) + la %r6,ipl_parameter_flags-.LPG1(%r13) oi 3(%r6),0x01 # set flag - la %r2,ipl_devno-.LGID(%r12) + la %r2,ipl_devno-.LPG1(%r13) mvc 0(2,%r2),6(%r5) # store devno tm 4(%r5),0x80 # qdio capable device? - bno 0(%r14) + bno 2f-.LPG1(%r13) oi 3(%r6),0x02 # set flag # copy ipl parameters @@ -523,7 +522,7 @@ start: ar %r2,%r1 sr %r0,%r4 jne 1b - b 0(%r14) + b 2f-.LPG1(%r13) .align 4 .Lipl_schib: @@ -537,6 +536,7 @@ ipl_parameter_flags: .globl ipl_devno ipl_devno: .word 0 +2: .endm #ifdef CONFIG_64BIT diff --git a/arch/s390/kernel/head31.S b/arch/s390/kernel/head31.S index 2d3b089bfb83..d00de17b3778 100644 --- a/arch/s390/kernel/head31.S +++ b/arch/s390/kernel/head31.S @@ -1,7 +1,7 @@ /* * arch/s390/kernel/head31.S * - * (C) Copyright IBM Corp. 2005 + * Copyright (C) IBM Corp. 2005,2006 * * Author(s): Hartmut Penner <hp@de.ibm.com> * Martin Schwidefsky <schwidefsky@de.ibm.com> @@ -16,12 +16,31 @@ # or linload or SALIPL # .org 0x10000 -startup:basr %r13,0 # get base -.LPG1: l %r1, .Lget_ipl_device_addr-.LPG1(%r13) - basr %r14, %r1 +startup:basr %r13,0 # get base +.LPG0: l %r13,0f-.LPG0(%r13) + b 0(%r13) +0: .long startup_continue + +# +# params at 10400 (setup.h) +# + .org PARMAREA + .long 0,0 # IPL_DEVICE + .long 0,RAMDISK_ORIGIN # INITRD_START + .long 0,RAMDISK_SIZE # INITRD_SIZE + + .org COMMAND_LINE + .byte "root=/dev/ram0 ro" + .byte 0 + + .org 0x11000 + +startup_continue: + basr %r13,0 # get base +.LPG1: GET_IPL_DEVICE lctl %c0,%c15,.Lctl-.LPG1(%r13) # load control registers - la %r12,_pstart-.LPG1(%r13) # pointer to parameter area - # move IPL device to lowcore + l %r12,.Lparmaddr-.LPG1(%r13) # pointer to parameter area + # move IPL device to lowcore mvc __LC_IPLDEV(4),IPL_DEVICE-PARMAREA(%r12) # @@ -51,8 +70,8 @@ startup:basr %r13,0 # get base a %r1,__LC_EXT_NEW_PSW+4 # set handler st %r1,__LC_EXT_NEW_PSW+4 - la %r4,_pstart-.LPG1(%r13) # %r4 is our index for sccb stuff - la %r1, .Lsccb-PARMAREA(%r4) # our sccb + l %r4,.Lsccbaddr-.LPG1(%r13) # %r4 is our index for sccb stuff + lr %r1,%r4 # our sccb .insn rre,0xb2200000,%r2,%r1 # service call ipm %r1 srl %r1,28 # get cc code @@ -63,7 +82,7 @@ startup:basr %r13,0 # get base be .Lservicecall-.LPG1(%r13) lpsw .Lwaitsclp-.LPG1(%r13) .Lsclph: - lh %r1,.Lsccbr-PARMAREA(%r4) + lh %r1,.Lsccbr-.Lsccb(%r4) chi %r1,0x10 # 0x0010 is the sucess code je .Lprocsccb # let's process the sccb chi %r1,0x1f0 @@ -74,7 +93,7 @@ startup:basr %r13,0 # get base b .Lservicecall-.LPG1(%r13) .Lprocsccb: lhi %r1,0 - icm %r1,3,.Lscpincr1-PARMAREA(%r4) # use this one if != 0 + icm %r1,3,.Lscpincr1-.Lsccb(%r4) # use this one if != 0 jnz .Lscnd lhi %r1,0x800 # otherwise report 2GB .Lscnd: @@ -84,10 +103,10 @@ startup:basr %r13,0 # get base lr %r1,%r3 .Lno2gb: xr %r3,%r3 # same logic - ic %r3,.Lscpa1-PARMAREA(%r4) + ic %r3,.Lscpa1-.Lsccb(%r4) chi %r3,0x00 jne .Lcompmem - l %r3,.Lscpa2-PARMAREA(%r13) + l %r3,.Lscpa2-.Lsccb(%r4) .Lcompmem: mr %r2,%r1 # mem in MB on 128-bit l %r1,.Lonemb-.LPG1(%r13) @@ -95,8 +114,6 @@ startup:basr %r13,0 # get base b .Lfchunk-.LPG1(%r13) .align 4 -.Lget_ipl_device_addr: - .long .Lget_ipl_device .Lpmask: .byte 0 .align 8 @@ -242,6 +259,8 @@ startup:basr %r13,0 # get base .long 0 # cr13: home space segment table .long 0xc0000000 # cr14: machine check handling off .long 0 # cr15: linkage stack operations +.Lduct: .long 0,0,0,0,0,0,0,0 + .long 0,0,0,0,0,0,0,0 .Lpcmem:.long 0x00080000,0x80000000 + .Lchkmem .Lpcfpu:.long 0x00080000,0x80000000 + .Lchkfpu .Lpccsp:.long 0x00080000,0x80000000 + .Lchkcsp @@ -252,25 +271,9 @@ startup:basr %r13,0 # get base .Lmflags:.long machine_flags .Lbss_bgn: .long __bss_start .Lbss_end: .long _end - - .org PARMAREA-64 -.Lduct: .long 0,0,0,0,0,0,0,0 - .long 0,0,0,0,0,0,0,0 - -# -# params at 10400 (setup.h) -# - .org PARMAREA - .global _pstart -_pstart: - .long 0,0 # IPL_DEVICE - .long 0,RAMDISK_ORIGIN # INITRD_START - .long 0,RAMDISK_SIZE # INITRD_SIZE - - .org COMMAND_LINE - .byte "root=/dev/ram0 ro" - .byte 0 - .org 0x11000 +.Lparmaddr: .long PARMAREA +.Lsccbaddr: .long .Lsccb + .align 4096 .Lsccb: .hword 0x1000 # length, one page .byte 0x00,0x00,0x00 @@ -287,18 +290,14 @@ _pstart: .Lscpincr2: .quad 0x00 .fill 3984,1,0 - .org 0x12000 - .global _pend -_pend: - - GET_IPL_DEVICE + .align 4096 #ifdef CONFIG_SHARED_KERNEL .org 0x100000 #endif # -# startup-code, running in virtual mode +# startup-code, running in absolute addressing mode # .globl _stext _stext: basr %r13,0 # get base diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S index f08c06f45d5c..47744fcca930 100644 --- a/arch/s390/kernel/head64.S +++ b/arch/s390/kernel/head64.S @@ -1,7 +1,7 @@ /* * arch/s390/kernel/head64.S * - * (C) Copyright IBM Corp. 1999,2005 + * Copyright (C) IBM Corp. 1999,2006 * * Author(s): Hartmut Penner <hp@de.ibm.com> * Martin Schwidefsky <schwidefsky@de.ibm.com> @@ -15,18 +15,37 @@ # this is called either by the ipl loader or directly by PSW restart # or linload or SALIPL # - .org 0x10000 -startup:basr %r13,0 # get base + .org 0x10000 +startup:basr %r13,0 # get base +.LPG0: l %r13,0f-.LPG0(%r13) + b 0(%r13) +0: .long startup_continue + +# +# params at 10400 (setup.h) +# + .org PARMAREA + .quad 0 # IPL_DEVICE + .quad RAMDISK_ORIGIN # INITRD_START + .quad RAMDISK_SIZE # INITRD_SIZE + + .org COMMAND_LINE + .byte "root=/dev/ram0 ro" + .byte 0 + + .org 0x11000 + +startup_continue: + basr %r13,0 # get base .LPG1: sll %r13,1 # remove high order bit srl %r13,1 - l %r1,.Lget_ipl_device_addr-.LPG1(%r13) - basr %r14,%r1 + GET_IPL_DEVICE lhi %r1,1 # mode 1 = esame slr %r0,%r0 # set cpuid to zero sigp %r1,%r0,0x12 # switch to esame mode sam64 # switch to 64 bit mode lctlg %c0,%c15,.Lctl-.LPG1(%r13) # load control registers - larl %r12,_pstart # pointer to parameter area + lg %r12,.Lparmaddr-.LPG1(%r13)# pointer to parameter area # move IPL device to lowcore mvc __LC_IPLDEV(4),IPL_DEVICE+4-PARMAREA(%r12) @@ -55,8 +74,8 @@ startup:basr %r13,0 # get base larl %r1,.Lsclph stg %r1,__LC_EXT_NEW_PSW+8 # set handler - larl %r4,_pstart # %r4 is our index for sccb stuff - la %r1,.Lsccb-PARMAREA(%r4) # our sccb + larl %r4,.Lsccb # %r4 is our index for sccb stuff + lgr %r1,%r4 # our sccb .insn rre,0xb2200000,%r2,%r1 # service call ipm %r1 srl %r1,28 # get cc code @@ -67,7 +86,7 @@ startup:basr %r13,0 # get base be .Lservicecall-.LPG1(%r13) lpswe .Lwaitsclp-.LPG1(%r13) .Lsclph: - lh %r1,.Lsccbr-PARMAREA(%r4) + lh %r1,.Lsccbr-.Lsccb(%r4) chi %r1,0x10 # 0x0010 is the sucess code je .Lprocsccb # let's process the sccb chi %r1,0x1f0 @@ -78,15 +97,15 @@ startup:basr %r13,0 # get base b .Lservicecall-.LPG1(%r13) .Lprocsccb: lghi %r1,0 - icm %r1,3,.Lscpincr1-PARMAREA(%r4) # use this one if != 0 + icm %r1,3,.Lscpincr1-.Lsccb(%r4) # use this one if != 0 jnz .Lscnd - lg %r1,.Lscpincr2-PARMAREA(%r4) # otherwise use this one + lg %r1,.Lscpincr2-.Lsccb(%r4) # otherwise use this one .Lscnd: xr %r3,%r3 # same logic - ic %r3,.Lscpa1-PARMAREA(%r4) + ic %r3,.Lscpa1-.Lsccb(%r4) chi %r3,0x00 jne .Lcompmem - l %r3,.Lscpa2-PARMAREA(%r13) + l %r3,.Lscpa2-.Lsccb(%r4) .Lcompmem: mlgr %r2,%r1 # mem in MB on 128-bit l %r1,.Lonemb-.LPG1(%r13) @@ -94,8 +113,6 @@ startup:basr %r13,0 # get base b .Lfchunk-.LPG1(%r13) .align 4 -.Lget_ipl_device_addr: - .long .Lget_ipl_device .Lpmask: .byte 0 .align 8 @@ -242,29 +259,16 @@ startup:basr %r13,0 # get base .quad 0 # cr13: home space segment table .quad 0xc0000000 # cr14: machine check handling off .quad 0 # cr15: linkage stack operations +.Lduct: .long 0,0,0,0,0,0,0,0 + .long 0,0,0,0,0,0,0,0 .Lpcmsk:.quad 0x0000000180000000 .L4malign:.quad 0xffffffffffc00000 .Lscan2g:.quad 0x80000000 + 0x20000 - 8 # 2GB + 128K - 8 .Lnop: .long 0x07000700 +.Lparmaddr: + .quad PARMAREA - .org PARMAREA-64 -.Lduct: .long 0,0,0,0,0,0,0,0 - .long 0,0,0,0,0,0,0,0 - -# -# params at 10400 (setup.h) -# - .org PARMAREA - .global _pstart -_pstart: - .quad 0 # IPL_DEVICE - .quad RAMDISK_ORIGIN # INITRD_START - .quad RAMDISK_SIZE # INITRD_SIZE - - .org COMMAND_LINE - .byte "root=/dev/ram0 ro" - .byte 0 - .org 0x11000 + .align 4096 .Lsccb: .hword 0x1000 # length, one page .byte 0x00,0x00,0x00 @@ -281,18 +285,14 @@ _pstart: .Lscpincr2: .quad 0x00 .fill 3984,1,0 - .org 0x12000 - .global _pend -_pend: - - GET_IPL_DEVICE + .align 4096 #ifdef CONFIG_SHARED_KERNEL .org 0x100000 #endif # -# startup-code, running in virtual mode +# startup-code, running in absolute addressing mode # .globl _stext _stext: basr %r13,0 # get base @@ -326,4 +326,3 @@ _stext: basr %r13,0 # get base .align 8 .Ldw: .quad 0x0002000180000000,0x0000000000000000 .Laregs: .long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 - diff --git a/arch/s390/kernel/s390_ksyms.c b/arch/s390/kernel/s390_ksyms.c index 4176c77670c4..0886e739d122 100644 --- a/arch/s390/kernel/s390_ksyms.c +++ b/arch/s390/kernel/s390_ksyms.c @@ -46,8 +46,6 @@ EXPORT_SYMBOL(__down_interruptible); */ extern int dump_fpu (struct pt_regs * regs, s390_fp_regs *fpregs); EXPORT_SYMBOL(dump_fpu); -EXPORT_SYMBOL(overflowuid); -EXPORT_SYMBOL(overflowgid); EXPORT_SYMBOL(empty_zero_page); /* diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index b282034452a4..2b2551e3510b 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -37,6 +37,7 @@ #include <linux/seq_file.h> #include <linux/kernel_stat.h> #include <linux/device.h> +#include <linux/notifier.h> #include <asm/uaccess.h> #include <asm/system.h> @@ -115,6 +116,7 @@ void __devinit cpu_init (void) */ char vmhalt_cmd[128] = ""; char vmpoff_cmd[128] = ""; +char vmpanic_cmd[128] = ""; static inline void strncpy_skip_quote(char *dst, char *src, int n) { @@ -146,6 +148,38 @@ static int __init vmpoff_setup(char *str) __setup("vmpoff=", vmpoff_setup); +static int vmpanic_notify(struct notifier_block *self, unsigned long event, + void *data) +{ + if (MACHINE_IS_VM && strlen(vmpanic_cmd) > 0) + cpcmd(vmpanic_cmd, NULL, 0, NULL); + + return NOTIFY_OK; +} + +#define PANIC_PRI_VMPANIC 0 + +static struct notifier_block vmpanic_nb = { + .notifier_call = vmpanic_notify, + .priority = PANIC_PRI_VMPANIC +}; + +static int __init vmpanic_setup(char *str) +{ + static int register_done __initdata = 0; + + strncpy_skip_quote(vmpanic_cmd, str, 127); + vmpanic_cmd[127] = 0; + if (!register_done) { + register_done = 1; + atomic_notifier_chain_register(&panic_notifier_list, + &vmpanic_nb); + } + return 1; +} + +__setup("vmpanic=", vmpanic_setup); + /* * condev= and conmode= setup parameter. */ @@ -289,19 +323,34 @@ void (*_machine_power_off)(void) = do_machine_power_off_nonsmp; void machine_restart(char *command) { - console_unblank(); + if (!in_interrupt() || oops_in_progress) + /* + * Only unblank the console if we are called in enabled + * context or a bust_spinlocks cleared the way for us. + */ + console_unblank(); _machine_restart(command); } void machine_halt(void) { - console_unblank(); + if (!in_interrupt() || oops_in_progress) + /* + * Only unblank the console if we are called in enabled + * context or a bust_spinlocks cleared the way for us. + */ + console_unblank(); _machine_halt(); } void machine_power_off(void) { - console_unblank(); + if (!in_interrupt() || oops_in_progress) + /* + * Only unblank the console if we are called in enabled + * context or a bust_spinlocks cleared the way for us. + */ + console_unblank(); _machine_power_off(); } diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index a46793beeddd..b7630436f693 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -150,13 +150,11 @@ void show_stack(struct task_struct *task, unsigned long *sp) unsigned long *stack; int i; - // debugging aid: "show_stack(NULL);" prints the - // back trace for this cpu. - if (!sp) - sp = task ? (unsigned long *) task->thread.ksp : __r15; + stack = task ? (unsigned long *) task->thread.ksp : __r15; + else + stack = sp; - stack = sp; for (i = 0; i < kstack_depth_to_print; i++) { if (((addr_t) stack & (THREAD_SIZE-1)) == 0) break; diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 2bcecf422573..1a0db1d4c952 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -465,10 +465,10 @@ config KEXEC help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot - but it is indepedent of the system firmware. And like a reboot + but it is independent of the system firmware. And like a reboot you can start any kernel with it, not just Linux. - The name comes from the similiarity to the exec system call. + The name comes from the similarity to the exec system call. It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not diff --git a/arch/sh/boards/adx/irq_maskreg.c b/arch/sh/boards/adx/irq_maskreg.c index c0973f8d57ba..357fab1bac2b 100644 --- a/arch/sh/boards/adx/irq_maskreg.c +++ b/arch/sh/boards/adx/irq_maskreg.c @@ -102,6 +102,6 @@ static void end_maskreg_irq(unsigned int irq) void make_maskreg_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &maskreg_irq_type; + irq_desc[irq].chip = &maskreg_irq_type; disable_maskreg_irq(irq); } diff --git a/arch/sh/boards/bigsur/irq.c b/arch/sh/boards/bigsur/irq.c index 6ddbcc77244d..1d32425782c0 100644 --- a/arch/sh/boards/bigsur/irq.c +++ b/arch/sh/boards/bigsur/irq.c @@ -253,7 +253,7 @@ static void make_bigsur_l1isr(unsigned int irq) { /* sanity check first */ if(irq >= BIGSUR_IRQ_LOW && irq < BIGSUR_IRQ_HIGH) { /* save the handler in the main description table */ - irq_desc[irq].handler = &bigsur_l1irq_type; + irq_desc[irq].chip = &bigsur_l1irq_type; irq_desc[irq].status = IRQ_DISABLED; irq_desc[irq].action = 0; irq_desc[irq].depth = 1; @@ -270,7 +270,7 @@ static void make_bigsur_l2isr(unsigned int irq) { /* sanity check first */ if(irq >= BIGSUR_2NDLVL_IRQ_LOW && irq < BIGSUR_2NDLVL_IRQ_HIGH) { /* save the handler in the main description table */ - irq_desc[irq].handler = &bigsur_l2irq_type; + irq_desc[irq].chip = &bigsur_l2irq_type; irq_desc[irq].status = IRQ_DISABLED; irq_desc[irq].action = 0; irq_desc[irq].depth = 1; diff --git a/arch/sh/boards/cqreek/irq.c b/arch/sh/boards/cqreek/irq.c index d1da0d844567..2955adc52310 100644 --- a/arch/sh/boards/cqreek/irq.c +++ b/arch/sh/boards/cqreek/irq.c @@ -103,7 +103,7 @@ void __init init_cqreek_IRQ(void) cqreek_irq_data[14].stat_port = BRIDGE_IDE_INTR_STAT; cqreek_irq_data[14].bit = 1; - irq_desc[14].handler = &cqreek_irq_type; + irq_desc[14].chip = &cqreek_irq_type; irq_desc[14].status = IRQ_DISABLED; irq_desc[14].action = 0; irq_desc[14].depth = 1; @@ -117,7 +117,7 @@ void __init init_cqreek_IRQ(void) cqreek_irq_data[10].bit = (1 << 10); /* XXX: Err... we may need demultiplexer for ISA irq... */ - irq_desc[10].handler = &cqreek_irq_type; + irq_desc[10].chip = &cqreek_irq_type; irq_desc[10].status = IRQ_DISABLED; irq_desc[10].action = 0; irq_desc[10].depth = 1; diff --git a/arch/sh/boards/dreamcast/setup.c b/arch/sh/boards/dreamcast/setup.c index 55dece35cde5..0027b80a2343 100644 --- a/arch/sh/boards/dreamcast/setup.c +++ b/arch/sh/boards/dreamcast/setup.c @@ -70,7 +70,7 @@ int __init platform_setup(void) /* Assign all virtual IRQs to the System ASIC int. handler */ for (i = HW_EVENT_IRQ_BASE; i < HW_EVENT_IRQ_MAX; i++) - irq_desc[i].handler = &systemasic_int; + irq_desc[i].chip = &systemasic_int; board_time_init = aica_time_init; diff --git a/arch/sh/boards/ec3104/setup.c b/arch/sh/boards/ec3104/setup.c index 5130ba2b6ff1..4b3ef16a0e96 100644 --- a/arch/sh/boards/ec3104/setup.c +++ b/arch/sh/boards/ec3104/setup.c @@ -63,7 +63,7 @@ int __init platform_setup(void) str[i] = ctrl_readb(EC3104_BASE + i); for (i = EC3104_IRQBASE; i < EC3104_IRQBASE + 32; i++) - irq_desc[i].handler = &ec3104_int; + irq_desc[i].chip = &ec3104_int; printk("initializing EC3104 \"%.8s\" at %08x, IRQ %d, IRQ base %d\n", str, EC3104_BASE, EC3104_IRQ, EC3104_IRQBASE); diff --git a/arch/sh/boards/harp/irq.c b/arch/sh/boards/harp/irq.c index 52d0ba39031b..701fa55d5297 100644 --- a/arch/sh/boards/harp/irq.c +++ b/arch/sh/boards/harp/irq.c @@ -114,7 +114,7 @@ static void enable_harp_irq(unsigned int irq) static void __init make_harp_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &harp_irq_type; + irq_desc[irq].chip = &harp_irq_type; disable_harp_irq(irq); } diff --git a/arch/sh/boards/mpc1211/pci.c b/arch/sh/boards/mpc1211/pci.c index ba3a65439752..9f7ccd33ffb6 100644 --- a/arch/sh/boards/mpc1211/pci.c +++ b/arch/sh/boards/mpc1211/pci.c @@ -273,9 +273,9 @@ void __init pcibios_fixup_irqs(void) } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { - unsigned long start = res->start; + resource_size_t start = res->start; if (res->flags & IORESOURCE_IO) { if (start >= 0x10000UL) { diff --git a/arch/sh/boards/mpc1211/setup.c b/arch/sh/boards/mpc1211/setup.c index 2bb581b91683..b72f009c52c2 100644 --- a/arch/sh/boards/mpc1211/setup.c +++ b/arch/sh/boards/mpc1211/setup.c @@ -194,7 +194,7 @@ static struct hw_interrupt_type mpc1211_irq_type = { static void make_mpc1211_irq(unsigned int irq) { - irq_desc[irq].handler = &mpc1211_irq_type; + irq_desc[irq].chip = &mpc1211_irq_type; irq_desc[irq].status = IRQ_DISABLED; irq_desc[irq].action = 0; irq_desc[irq].depth = 1; diff --git a/arch/sh/boards/overdrive/galileo.c b/arch/sh/boards/overdrive/galileo.c index 276fa11ee4ce..b055809d2ac1 100644 --- a/arch/sh/boards/overdrive/galileo.c +++ b/arch/sh/boards/overdrive/galileo.c @@ -536,7 +536,7 @@ void __init pcibios_fixup_bus(struct pci_bus *bus) } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size) + resource_size_t size) { } diff --git a/arch/sh/boards/overdrive/irq.c b/arch/sh/boards/overdrive/irq.c index 715e8feb3a68..2c13a7de6b22 100644 --- a/arch/sh/boards/overdrive/irq.c +++ b/arch/sh/boards/overdrive/irq.c @@ -150,7 +150,7 @@ static void enable_od_irq(unsigned int irq) static void __init make_od_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &od_irq_type; + irq_desc[irq].chip = &od_irq_type; disable_od_irq(irq); } diff --git a/arch/sh/boards/renesas/hs7751rvoip/irq.c b/arch/sh/boards/renesas/hs7751rvoip/irq.c index ed4c5b50ea45..52a98b524e1f 100644 --- a/arch/sh/boards/renesas/hs7751rvoip/irq.c +++ b/arch/sh/boards/renesas/hs7751rvoip/irq.c @@ -86,7 +86,7 @@ static struct hw_interrupt_type hs7751rvoip_irq_type = { static void make_hs7751rvoip_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &hs7751rvoip_irq_type; + irq_desc[irq].chip = &hs7751rvoip_irq_type; disable_hs7751rvoip_irq(irq); } diff --git a/arch/sh/boards/renesas/rts7751r2d/irq.c b/arch/sh/boards/renesas/rts7751r2d/irq.c index d36c9374aed1..e16915d9cda4 100644 --- a/arch/sh/boards/renesas/rts7751r2d/irq.c +++ b/arch/sh/boards/renesas/rts7751r2d/irq.c @@ -100,7 +100,7 @@ static struct hw_interrupt_type rts7751r2d_irq_type = { static void make_rts7751r2d_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &rts7751r2d_irq_type; + irq_desc[irq].chip = &rts7751r2d_irq_type; disable_rts7751r2d_irq(irq); } diff --git a/arch/sh/boards/renesas/systemh/irq.c b/arch/sh/boards/renesas/systemh/irq.c index 7a2eb10edb56..845979181059 100644 --- a/arch/sh/boards/renesas/systemh/irq.c +++ b/arch/sh/boards/renesas/systemh/irq.c @@ -105,7 +105,7 @@ static void end_systemh_irq(unsigned int irq) void make_systemh_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &systemh_irq_type; + irq_desc[irq].chip = &systemh_irq_type; disable_systemh_irq(irq); } diff --git a/arch/sh/boards/se/73180/irq.c b/arch/sh/boards/se/73180/irq.c index 70f04caad9a4..402735c7c898 100644 --- a/arch/sh/boards/se/73180/irq.c +++ b/arch/sh/boards/se/73180/irq.c @@ -85,7 +85,7 @@ void make_intreq_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &intreq_irq_type; + irq_desc[irq].chip = &intreq_irq_type; disable_intreq_irq(irq); } diff --git a/arch/sh/boards/superh/microdev/irq.c b/arch/sh/boards/superh/microdev/irq.c index efcbd86b7cd2..cb5999425d16 100644 --- a/arch/sh/boards/superh/microdev/irq.c +++ b/arch/sh/boards/superh/microdev/irq.c @@ -147,7 +147,7 @@ static void enable_microdev_irq(unsigned int irq) static void __init make_microdev_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = µdev_irq_type; + irq_desc[irq].chip = µdev_irq_type; disable_microdev_irq(irq); } diff --git a/arch/sh/cchips/hd6446x/hd64461/setup.c b/arch/sh/cchips/hd6446x/hd64461/setup.c index f014b9bf6922..724db04cb392 100644 --- a/arch/sh/cchips/hd6446x/hd64461/setup.c +++ b/arch/sh/cchips/hd6446x/hd64461/setup.c @@ -154,7 +154,7 @@ int __init setup_hd64461(void) outw(0xffff, HD64461_NIMR); for (i = HD64461_IRQBASE; i < HD64461_IRQBASE + 16; i++) { - irq_desc[i].handler = &hd64461_irq_type; + irq_desc[i].chip = &hd64461_irq_type; } setup_irq(CONFIG_HD64461_IRQ, &irq0); diff --git a/arch/sh/cchips/hd6446x/hd64465/setup.c b/arch/sh/cchips/hd6446x/hd64465/setup.c index 68e4c4e4283d..cf9142c620b7 100644 --- a/arch/sh/cchips/hd6446x/hd64465/setup.c +++ b/arch/sh/cchips/hd6446x/hd64465/setup.c @@ -182,7 +182,7 @@ static int __init setup_hd64465(void) outw(0xffff, HD64465_REG_NIMR); /* mask all interrupts */ for (i = 0; i < HD64465_IRQ_NUM ; i++) { - irq_desc[HD64465_IRQ_BASE + i].handler = &hd64465_irq_type; + irq_desc[HD64465_IRQ_BASE + i].chip = &hd64465_irq_type; } setup_irq(CONFIG_HD64465_IRQ, &irq0); diff --git a/arch/sh/cchips/voyagergx/irq.c b/arch/sh/cchips/voyagergx/irq.c index 2ee330b3c38f..892214bade19 100644 --- a/arch/sh/cchips/voyagergx/irq.c +++ b/arch/sh/cchips/voyagergx/irq.c @@ -191,7 +191,7 @@ void __init setup_voyagergx_irq(void) flag = 1; } if (flag == 1) - irq_desc[VOYAGER_IRQ_BASE + i].handler = &voyagergx_irq_type; + irq_desc[VOYAGER_IRQ_BASE + i].chip = &voyagergx_irq_type; } setup_irq(IRQ_VOYAGER, &irq0); diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index c1669905abe4..3d546ba329cf 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -75,7 +75,7 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root, } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) __attribute__ ((weak)); /* @@ -85,10 +85,10 @@ void pcibios_align_resource(void *data, struct resource *res, * modulo 0x400. */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (start & 0x300) { start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c index baed9a550d39..a33ae3e0a5a5 100644 --- a/arch/sh/kernel/cpu/irq/imask.c +++ b/arch/sh/kernel/cpu/irq/imask.c @@ -105,6 +105,6 @@ static void shutdown_imask_irq(unsigned int irq) void make_imask_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &imask_irq_type; + irq_desc[irq].chip = &imask_irq_type; enable_irq(irq); } diff --git a/arch/sh/kernel/cpu/irq/intc2.c b/arch/sh/kernel/cpu/irq/intc2.c index 06e8afab32e4..30064bf6e154 100644 --- a/arch/sh/kernel/cpu/irq/intc2.c +++ b/arch/sh/kernel/cpu/irq/intc2.c @@ -137,7 +137,7 @@ void make_intc2_irq(unsigned int irq, local_irq_restore(flags); - irq_desc[irq].handler = &intc2_irq_type; + irq_desc[irq].chip = &intc2_irq_type; disable_intc2_irq(irq); } diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c index e55150ed0856..0373b65c77f9 100644 --- a/arch/sh/kernel/cpu/irq/ipr.c +++ b/arch/sh/kernel/cpu/irq/ipr.c @@ -115,7 +115,7 @@ void make_ipr_irq(unsigned int irq, unsigned int addr, int pos, int priority) ipr_data[irq].shift = pos*4; /* POSition (0-3) x 4 means shift */ ipr_data[irq].priority = priority; - irq_desc[irq].handler = &ipr_irq_type; + irq_desc[irq].chip = &ipr_irq_type; disable_ipr_irq(irq); } diff --git a/arch/sh/kernel/cpu/irq/pint.c b/arch/sh/kernel/cpu/irq/pint.c index 95d6024fe1ae..714963a25bba 100644 --- a/arch/sh/kernel/cpu/irq/pint.c +++ b/arch/sh/kernel/cpu/irq/pint.c @@ -85,7 +85,7 @@ static void end_pint_irq(unsigned int irq) void make_pint_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &pint_irq_type; + irq_desc[irq].chip = &pint_irq_type; disable_pint_irq(irq); } diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index b56e79632f24..c2e07f7f3496 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -47,7 +47,7 @@ int show_interrupts(struct seq_file *p, void *v) goto unlock; seq_printf(p, "%3d: ",i); seq_printf(p, "%10u ", kstat_irqs(i)); - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) diff --git a/arch/sh64/kernel/irq.c b/arch/sh64/kernel/irq.c index d69879c0e063..675776a5477e 100644 --- a/arch/sh64/kernel/irq.c +++ b/arch/sh64/kernel/irq.c @@ -65,7 +65,7 @@ int show_interrupts(struct seq_file *p, void *v) goto unlock; seq_printf(p, "%3d: ",i); seq_printf(p, "%10u ", kstat_irqs(i)); - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) diff --git a/arch/sh64/kernel/irq_intc.c b/arch/sh64/kernel/irq_intc.c index fc99bf4e362c..fa730f5fe2e6 100644 --- a/arch/sh64/kernel/irq_intc.c +++ b/arch/sh64/kernel/irq_intc.c @@ -178,7 +178,7 @@ static void end_intc_irq(unsigned int irq) void make_intc_irq(unsigned int irq) { disable_irq_nosync(irq); - irq_desc[irq].handler = &intc_irq_type; + irq_desc[irq].chip = &intc_irq_type; disable_intc_irq(irq); } @@ -208,7 +208,7 @@ void __init init_IRQ(void) /* Set default: per-line enable/disable, priority driven ack/eoi */ for (i = 0; i < NR_INTC_IRQS; i++) { if (platform_int_priority[i] != NO_PRIORITY) { - irq_desc[i].handler = &intc_irq_type; + irq_desc[i].chip = &intc_irq_type; } } diff --git a/arch/sh64/kernel/pcibios.c b/arch/sh64/kernel/pcibios.c index 50c61dcb9fae..945920bc24db 100644 --- a/arch/sh64/kernel/pcibios.c +++ b/arch/sh64/kernel/pcibios.c @@ -69,10 +69,10 @@ pcibios_update_resource(struct pci_dev *dev, struct resource *root, * modulo 0x400. */ void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (start & 0x300) { start = (start + 0x3ff) & ~0x3ff; diff --git a/arch/sh64/mach-cayman/irq.c b/arch/sh64/mach-cayman/irq.c index f797c84bfdd1..05eb7cdc26f0 100644 --- a/arch/sh64/mach-cayman/irq.c +++ b/arch/sh64/mach-cayman/irq.c @@ -187,7 +187,7 @@ void init_cayman_irq(void) } for (i=0; i<NR_EXT_IRQS; i++) { - irq_desc[START_EXT_IRQS + i].handler = &cayman_irq_type; + irq_desc[START_EXT_IRQS + i].chip = &cayman_irq_type; } /* Setup the SMSC interrupt */ diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index ae4c667c906f..79d177149fdb 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -208,7 +208,7 @@ _sparc_ioremap(struct resource *res, u32 bus, u32 pa, int sz) pa &= PAGE_MASK; sparc_mapiorange(bus, pa, res->start, res->end - res->start + 1); - return (void __iomem *) (res->start + offset); + return (void __iomem *)(unsigned long)(res->start + offset); } /* @@ -325,7 +325,7 @@ void *sbus_alloc_consistent(struct sbus_dev *sdev, long len, u32 *dma_addrp) res->name = sdev->prom_name; } - return (void *)res->start; + return (void *)(unsigned long)res->start; err_noiommu: release_resource(res); @@ -819,7 +819,9 @@ _sparc_io_get_info(char *buf, char **start, off_t fpos, int length, int *eof, if (p + 32 >= e) /* Better than nothing */ break; if ((nm = r->name) == 0) nm = "???"; - p += sprintf(p, "%08lx-%08lx: %s\n", r->start, r->end, nm); + p += sprintf(p, "%016llx-%016llx: %s\n", + (unsigned long long)r->start, + (unsigned long long)r->end, nm); } return p-buf; diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c index bcfdddd0418a..5df3ebdc0ab1 100644 --- a/arch/sparc/kernel/pcic.c +++ b/arch/sparc/kernel/pcic.c @@ -860,7 +860,7 @@ char * __init pcibios_setup(char *str) } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { } diff --git a/arch/sparc/kernel/setup.c b/arch/sparc/kernel/setup.c index a893a9cc9534..2e5d08ce217b 100644 --- a/arch/sparc/kernel/setup.c +++ b/arch/sparc/kernel/setup.c @@ -496,7 +496,7 @@ static int __init topology_init(void) if (!p) err = -ENOMEM; else - register_cpu(p, i, NULL); + register_cpu(p, i); } return err; diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index cc89b06d0178..ab9e640df228 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -151,7 +151,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %9s", irq_desc[i].handler->typename); + seq_printf(p, " %9s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -224,7 +224,7 @@ static inline struct ino_bucket *virt_irq_to_bucket(unsigned int virt_irq) #ifdef CONFIG_SMP static int irq_choose_cpu(unsigned int virt_irq) { - cpumask_t mask = irq_affinity[virt_irq]; + cpumask_t mask = irq_desc[virt_irq].affinity; int cpuid; if (cpus_equal(mask, CPU_MASK_ALL)) { @@ -414,8 +414,8 @@ void irq_install_pre_handler(int virt_irq, data->pre_handler_arg1 = arg1; data->pre_handler_arg2 = arg2; - desc->handler = (desc->handler == &sun4u_irq ? - &sun4u_irq_ack : &sun4v_irq_ack); + desc->chip = (desc->chip == &sun4u_irq ? + &sun4u_irq_ack : &sun4v_irq_ack); } unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap) @@ -431,7 +431,7 @@ unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap) bucket = &ivector_table[ino]; if (!bucket->virt_irq) { bucket->virt_irq = virt_irq_alloc(__irq(bucket)); - irq_desc[bucket->virt_irq].handler = &sun4u_irq; + irq_desc[bucket->virt_irq].chip = &sun4u_irq; } desc = irq_desc + bucket->virt_irq; @@ -465,7 +465,7 @@ unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino) bucket = &ivector_table[sysino]; if (!bucket->virt_irq) { bucket->virt_irq = virt_irq_alloc(__irq(bucket)); - irq_desc[bucket->virt_irq].handler = &sun4v_irq; + irq_desc[bucket->virt_irq].chip = &sun4v_irq; } desc = irq_desc + bucket->virt_irq; diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index 6c9e3e94abaa..20ca9ec8fd3b 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -357,7 +357,7 @@ void pcibios_update_irq(struct pci_dev *pdev, int irq) } void pcibios_align_resource(void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { } diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c index 2ffda012385e..fae43a3054a0 100644 --- a/arch/um/kernel/irq.c +++ b/arch/um/kernel/irq.c @@ -63,7 +63,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -451,13 +451,13 @@ void __init init_IRQ(void) irq_desc[TIMER_IRQ].status = IRQ_DISABLED; irq_desc[TIMER_IRQ].action = NULL; irq_desc[TIMER_IRQ].depth = 1; - irq_desc[TIMER_IRQ].handler = &SIGVTALRM_irq_type; + irq_desc[TIMER_IRQ].chip = &SIGVTALRM_irq_type; enable_irq(TIMER_IRQ); for (i = 1; i < NR_IRQS; i++) { irq_desc[i].status = IRQ_DISABLED; irq_desc[i].action = NULL; irq_desc[i].depth = 1; - irq_desc[i].handler = &normal_irq_type; + irq_desc[i].chip = &normal_irq_type; enable_irq(i); } } diff --git a/arch/v850/kernel/irq.c b/arch/v850/kernel/irq.c index 7a151c26f82e..858c45819aab 100644 --- a/arch/v850/kernel/irq.c +++ b/arch/v850/kernel/irq.c @@ -65,10 +65,10 @@ int show_interrupts(struct seq_file *p, void *v) int j; int count = 0; int num = -1; - const char *type_name = irq_desc[irq].handler->typename; + const char *type_name = irq_desc[irq].chip->typename; for (j = 0; j < NR_IRQS; j++) - if (irq_desc[j].handler->typename == type_name){ + if (irq_desc[j].chip->typename == type_name){ if (irq == j) num = count; count++; @@ -117,7 +117,7 @@ init_irq_handlers (int base_irq, int num, int interval, irq_desc[base_irq].status = IRQ_DISABLED; irq_desc[base_irq].action = NULL; irq_desc[base_irq].depth = 1; - irq_desc[base_irq].handler = irq_type; + irq_desc[base_irq].chip = irq_type; base_irq += interval; } } diff --git a/arch/v850/kernel/rte_mb_a_pci.c b/arch/v850/kernel/rte_mb_a_pci.c index ffbb6d073bf2..3a7c5c9c3ac6 100644 --- a/arch/v850/kernel/rte_mb_a_pci.c +++ b/arch/v850/kernel/rte_mb_a_pci.c @@ -329,7 +329,7 @@ void pcibios_fixup_bus(struct pci_bus *b) void pcibios_align_resource (void *data, struct resource *res, - unsigned long size, unsigned long align) + resource_size_t size, resource_size_t align) { } diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index ccc4a7fb97a3..e856804c447f 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -370,6 +370,8 @@ config HOTPLUG_CPU can be controlled through /sys/devices/system/cpu/cpu#. Say N if you want to disable CPU hotplug. +config ARCH_ENABLE_MEMORY_HOTPLUG + def_bool y config HPET_TIMER bool @@ -459,10 +461,10 @@ config KEXEC help kexec is a system call that implements the ability to shutdown your current kernel, and to start another kernel. It is like a reboot - but it is indepedent of the system firmware. And like a reboot + but it is independent of the system firmware. And like a reboot you can start any kernel with it, not just Linux. - The name comes from the similiarity to the exec system call. + The name comes from the similarity to the exec system call. It is an ongoing process to be certain the hardware in a machine is properly shutdown, so do not be surprised if this code does not diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c index 86b2c1e197aa..3dd1659427dc 100644 --- a/arch/x86_64/kernel/i8259.c +++ b/arch/x86_64/kernel/i8259.c @@ -235,7 +235,7 @@ void make_8259A_irq(unsigned int irq) { disable_irq_nosync(irq); io_apic_irqs &= ~(1<<irq); - irq_desc[irq].handler = &i8259A_irq_type; + irq_desc[irq].chip = &i8259A_irq_type; enable_irq(irq); } @@ -468,12 +468,12 @@ void __init init_ISA_irqs (void) /* * 16 old-style INTA-cycle interrupts: */ - irq_desc[i].handler = &i8259A_irq_type; + irq_desc[i].chip = &i8259A_irq_type; } else { /* * 'high' PCI IRQs filled in on demand */ - irq_desc[i].handler = &no_irq_type; + irq_desc[i].chip = &no_irq_type; } } } diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c index c768d8a036d0..401b687fef21 100644 --- a/arch/x86_64/kernel/io_apic.c +++ b/arch/x86_64/kernel/io_apic.c @@ -876,15 +876,17 @@ static struct hw_interrupt_type ioapic_edge_type; #define IOAPIC_EDGE 0 #define IOAPIC_LEVEL 1 -static inline void ioapic_register_intr(int irq, int vector, unsigned long trigger) +static void ioapic_register_intr(int irq, int vector, unsigned long trigger) { - unsigned idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq; + unsigned idx; + + idx = use_pci_vector() && !platform_legacy_irq(irq) ? vector : irq; if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) || trigger == IOAPIC_LEVEL) - irq_desc[idx].handler = &ioapic_level_type; + irq_desc[idx].chip = &ioapic_level_type; else - irq_desc[idx].handler = &ioapic_edge_type; + irq_desc[idx].chip = &ioapic_edge_type; set_intr_gate(vector, interrupt[idx]); } @@ -986,7 +988,7 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in * The timer IRQ doesn't have to know that behind the * scene we have a 8259A-master in AEOI mode ... */ - irq_desc[0].handler = &ioapic_edge_type; + irq_desc[0].chip = &ioapic_edge_type; /* * Add it to the IO-APIC irq-routing table: @@ -1616,6 +1618,13 @@ static void set_ioapic_affinity_vector (unsigned int vector, #endif // CONFIG_SMP #endif // CONFIG_PCI_MSI +static int ioapic_retrigger(unsigned int irq) +{ + send_IPI_self(IO_APIC_VECTOR(irq)); + + return 1; +} + /* * Level and edge triggered IO-APIC interrupts need different handling, * so we use two separate IRQ descriptors. Edge triggered IRQs can be @@ -1636,6 +1645,7 @@ static struct hw_interrupt_type ioapic_edge_type __read_mostly = { #ifdef CONFIG_SMP .set_affinity = set_ioapic_affinity, #endif + .retrigger = ioapic_retrigger, }; static struct hw_interrupt_type ioapic_level_type __read_mostly = { @@ -1649,6 +1659,7 @@ static struct hw_interrupt_type ioapic_level_type __read_mostly = { #ifdef CONFIG_SMP .set_affinity = set_ioapic_affinity, #endif + .retrigger = ioapic_retrigger, }; static inline void init_IO_APIC_traps(void) @@ -1683,7 +1694,7 @@ static inline void init_IO_APIC_traps(void) make_8259A_irq(irq); else /* Strange. Oh, well.. */ - irq_desc[irq].handler = &no_irq_type; + irq_desc[irq].chip = &no_irq_type; } } } @@ -1900,7 +1911,7 @@ static inline void check_timer(void) apic_printk(APIC_VERBOSE, KERN_INFO "...trying to set up timer as Virtual Wire IRQ..."); disable_8259A_irq(0); - irq_desc[0].handler = &lapic_irq_type; + irq_desc[0].chip = &lapic_irq_type; apic_write(APIC_LVT0, APIC_DM_FIXED | vector); /* Fixed mode */ enable_8259A_irq(0); diff --git a/arch/x86_64/kernel/irq.c b/arch/x86_64/kernel/irq.c index bfa82f52a5cc..a1f1df5f7bfc 100644 --- a/arch/x86_64/kernel/irq.c +++ b/arch/x86_64/kernel/irq.c @@ -79,7 +79,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -146,13 +146,13 @@ void fixup_irqs(cpumask_t map) if (irq == 2) continue; - cpus_and(mask, irq_affinity[irq], map); + cpus_and(mask, irq_desc[irq].affinity, map); if (any_online_cpu(mask) == NR_CPUS) { printk("Breaking affinity for irq %i\n", irq); mask = map; } - if (irq_desc[irq].handler->set_affinity) - irq_desc[irq].handler->set_affinity(irq, mask); + if (irq_desc[irq].chip->set_affinity) + irq_desc[irq].chip->set_affinity(irq, mask); else if (irq_desc[irq].action && !(warned++)) printk("Cannot set affinity for irq %i\n", irq); } diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c index 51f9bed455fa..1cf744ee0959 100644 --- a/arch/xtensa/kernel/irq.c +++ b/arch/xtensa/kernel/irq.c @@ -100,7 +100,7 @@ int show_interrupts(struct seq_file *p, void *v) for_each_online_cpu(j) seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); #endif - seq_printf(p, " %14s", irq_desc[i].handler->typename); + seq_printf(p, " %14s", irq_desc[i].chip->typename); seq_printf(p, " %s", action->name); for (action=action->next; action; action = action->next) @@ -181,7 +181,7 @@ void __init init_IRQ(void) int i; for (i=0; i < XTENSA_NR_IRQS; i++) - irq_desc[i].handler = &xtensa_irq_type; + irq_desc[i].chip = &xtensa_irq_type; cached_irq_mask = 0; diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index c6f471b9eaa0..eda029fc8972 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -71,13 +71,13 @@ static int pci_bus_count; * which might have be mirrored at 0x0100-0x03ff.. */ void -pcibios_align_resource(void *data, struct resource *res, unsigned long size, - unsigned long align) +pcibios_align_resource(void *data, struct resource *res, resource_size_t size, + resource_size_t align) { struct pci_dev *dev = data; if (res->flags & IORESOURCE_IO) { - unsigned long start = res->start; + resource_size_t start = res->start; if (size > 0x100) { printk(KERN_ERR "PCI: I/O Region %s/%d too large" |