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authorPaul Mackerras <paulus@samba.org>2005-09-29 13:13:36 +1000
committerPaul Mackerras <paulus@samba.org>2005-09-29 13:13:36 +1000
commitab11d1ea281e85895369ef57c5259ad8a432fabb (patch)
tree684147479c6a8bb2fbed21bdcf12de1dd519c730 /arch
parent952ecef7a0479049c8abb7c34a688ec2981ceadd (diff)
parent664cceb0093b755739e56572b836a99104ee8a75 (diff)
Merge by hand from Linus' tree.
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/Makefile4
-rw-r--r--arch/arm/configs/ixp4xx_defconfig577
-rw-r--r--arch/arm/mach-ixp4xx/common.c5
-rw-r--r--arch/i386/kernel/acpi/boot.c1
-rw-r--r--arch/i386/kernel/apic.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/k7.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/non-fatal.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/p4.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/p5.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/p6.c1
-rw-r--r--arch/i386/kernel/cpu/mcheck/winchip.c1
-rw-r--r--arch/i386/kernel/crash.c2
-rw-r--r--arch/i386/kernel/i8259.c3
-rw-r--r--arch/i386/kernel/io_apic.c1
-rw-r--r--arch/i386/kernel/mpparse.c1
-rw-r--r--arch/i386/kernel/nmi.c1
-rw-r--r--arch/i386/kernel/process.c2
-rw-r--r--arch/i386/kernel/smp.c1
-rw-r--r--arch/i386/kernel/smpboot.c1
-rw-r--r--arch/i386/kernel/timers/timer_pit.c1
-rw-r--r--arch/i386/kernel/traps.c1
-rw-r--r--arch/i386/mach-default/setup.c1
-rw-r--r--arch/i386/mach-visws/setup.c1
-rw-r--r--arch/i386/mach-visws/visws_apic.c1
-rw-r--r--arch/i386/mach-voyager/setup.c1
-rw-r--r--arch/i386/mach-voyager/voyager_basic.c1
-rw-r--r--arch/i386/mach-voyager/voyager_smp.c2
-rw-r--r--arch/i386/mach-voyager/voyager_thread.c2
-rw-r--r--arch/i386/oprofile/nmi_timer_int.c2
-rw-r--r--arch/i386/pci/acpi.c1
-rw-r--r--arch/i386/pci/irq.c1
-rw-r--r--arch/i386/power/cpu.c17
-rw-r--r--arch/m32r/Makefile2
-rw-r--r--arch/m32r/lib/usercopy.c16
-rw-r--r--arch/ppc/kernel/perfmon.c3
-rw-r--r--arch/ppc64/kernel/machine_kexec.c1
-rw-r--r--arch/ppc64/mm/hash_native.c5
-rw-r--r--arch/ppc64/mm/tlb.c6
-rw-r--r--arch/sparc64/Kconfig.debug8
-rw-r--r--arch/sparc64/kernel/devices.c22
-rw-r--r--arch/sparc64/kernel/dtlb_backend.S13
-rw-r--r--arch/sparc64/kernel/dtlb_base.S8
-rw-r--r--arch/sparc64/kernel/entry.S180
-rw-r--r--arch/sparc64/kernel/head.S556
-rw-r--r--arch/sparc64/kernel/ktlb.S198
-rw-r--r--arch/sparc64/kernel/pci_schizo.c2
-rw-r--r--arch/sparc64/kernel/setup.c31
-rw-r--r--arch/sparc64/kernel/smp.c21
-rw-r--r--arch/sparc64/kernel/trampoline.S16
-rw-r--r--arch/sparc64/kernel/traps.c40
-rw-r--r--arch/sparc64/kernel/vmlinux.lds.S3
-rw-r--r--arch/sparc64/mm/init.c664
-rw-r--r--arch/sparc64/mm/ultra.S96
-rw-r--r--arch/sparc64/prom/Makefile2
-rw-r--r--arch/sparc64/prom/console.c2
-rw-r--r--arch/sparc64/prom/devops.c2
-rw-r--r--arch/sparc64/prom/init.c2
-rw-r--r--arch/sparc64/prom/map.S72
-rw-r--r--arch/sparc64/prom/misc.c34
-rw-r--r--arch/sparc64/prom/p1275.c2
-rw-r--r--arch/sparc64/prom/printf.c2
-rw-r--r--arch/sparc64/prom/tree.c50
-rw-r--r--arch/x86_64/kernel/time.c3
63 files changed, 1198 insertions, 1502 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 130e6228b587..7779f2d1acad 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -175,10 +175,10 @@ else
endif
@touch $@
-archprepare: maketools include/asm-arm/.arch
+archprepare: maketools
.PHONY: maketools FORCE
-maketools: include/linux/version.h FORCE
+maketools: include/linux/version.h include/asm-arm/.arch FORCE
$(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h
# Convert bzImage to zImage
diff --git a/arch/arm/configs/ixp4xx_defconfig b/arch/arm/configs/ixp4xx_defconfig
index 94aafec5fb46..c279e41ed10e 100644
--- a/arch/arm/configs/ixp4xx_defconfig
+++ b/arch/arm/configs/ixp4xx_defconfig
@@ -1,14 +1,13 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-rc1-bk2
-# Sun Mar 27 22:53:40 2005
+# Linux kernel version: 2.6.14-rc1-git5
+# Tue Sep 20 17:26:28 2005
#
CONFIG_ARM=y
CONFIG_MMU=y
CONFIG_UID16=y
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_GENERIC_IOMAP=y
#
# Code maturity level options
@@ -16,11 +15,13 @@ CONFIG_GENERIC_IOMAP=y
CONFIG_EXPERIMENTAL=y
CONFIG_CLEAN_COMPILE=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
@@ -31,10 +32,13 @@ CONFIG_SYSCTL=y
# CONFIG_HOTPLUG is not set
CONFIG_KOBJECT_UEVENT=y
# CONFIG_IKCONFIG is not set
+CONFIG_INITRAMFS_SOURCE=""
CONFIG_EMBEDDED=y
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
@@ -81,6 +85,7 @@ CONFIG_ARCH_IXP4XX=y
# CONFIG_ARCH_VERSATILE is not set
# CONFIG_ARCH_IMX is not set
# CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_AAEC2000 is not set
CONFIG_ARCH_SUPPORTS_BIG_ENDIAN=y
#
@@ -90,15 +95,16 @@ CONFIG_ARCH_SUPPORTS_BIG_ENDIAN=y
#
# IXP4xx Platforms
#
-# CONFIG_ARCH_AVILA is not set
+CONFIG_ARCH_AVILA=y
CONFIG_ARCH_ADI_COYOTE=y
CONFIG_ARCH_IXDP425=y
-# CONFIG_MACH_IXDPG425 is not set
-# CONFIG_MACH_IXDP465 is not set
+CONFIG_MACH_IXDPG425=y
+CONFIG_MACH_IXDP465=y
CONFIG_ARCH_IXCDP1100=y
CONFIG_ARCH_PRPMC1100=y
CONFIG_ARCH_IXDP4XX=y
-# CONFIG_MACH_GTWX5715 is not set
+CONFIG_CPU_IXP46X=y
+CONFIG_MACH_GTWX5715=y
#
# IXP4xx Options
@@ -114,7 +120,6 @@ CONFIG_CPU_32v5=y
CONFIG_CPU_ABRT_EV5T=y
CONFIG_CPU_CACHE_VIVT=y
CONFIG_CPU_TLB_V4WBI=y
-CONFIG_CPU_MINICACHE=y
#
# Processor Features
@@ -127,9 +132,10 @@ CONFIG_DMABOUNCE=y
#
# Bus support
#
+CONFIG_ISA_DMA_API=y
CONFIG_PCI=y
CONFIG_PCI_LEGACY_PROC=y
-CONFIG_PCI_NAMES=y
+# CONFIG_PCI_DEBUG is not set
#
# PCCARD (PCMCIA/CardBus) support
@@ -140,6 +146,15 @@ CONFIG_PCI_NAMES=y
# Kernel Features
#
# CONFIG_PREEMPT is not set
+# CONFIG_NO_IDLE_HZ is not set
+# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
+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_ALIGNMENT_TRAP=y
#
@@ -175,6 +190,241 @@ CONFIG_PM=y
CONFIG_APM=y
#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=m
+CONFIG_PACKET_MMAP=y
+CONFIG_UNIX=y
+CONFIG_XFRM=y
+# CONFIG_XFRM_USER is not set
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_ADVANCED_ROUTER=y
+CONFIG_ASK_IP_FIB_HASH=y
+# CONFIG_IP_FIB_TRIE is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_MULTIPLE_TABLES=y
+CONFIG_IP_ROUTE_FWMARK=y
+CONFIG_IP_ROUTE_MULTIPATH=y
+# CONFIG_IP_ROUTE_MULTIPATH_CACHED is not set
+CONFIG_IP_ROUTE_VERBOSE=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=m
+CONFIG_NET_IPGRE_BROADCAST=y
+CONFIG_IP_MROUTE=y
+CONFIG_IP_PIMSM_V1=y
+CONFIG_IP_PIMSM_V2=y
+# 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_TUNNEL=m
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_BIC=y
+
+#
+# IP: Virtual Server Configuration
+#
+CONFIG_IP_VS=m
+CONFIG_IP_VS_DEBUG=y
+CONFIG_IP_VS_TAB_BITS=12
+
+#
+# IPVS transport protocol load balancing support
+#
+# CONFIG_IP_VS_PROTO_TCP is not set
+# CONFIG_IP_VS_PROTO_UDP is not set
+# CONFIG_IP_VS_PROTO_ESP is not set
+# CONFIG_IP_VS_PROTO_AH is not set
+
+#
+# IPVS scheduler
+#
+CONFIG_IP_VS_RR=m
+CONFIG_IP_VS_WRR=m
+CONFIG_IP_VS_LC=m
+CONFIG_IP_VS_WLC=m
+CONFIG_IP_VS_LBLC=m
+CONFIG_IP_VS_LBLCR=m
+CONFIG_IP_VS_DH=m
+CONFIG_IP_VS_SH=m
+# CONFIG_IP_VS_SED is not set
+# CONFIG_IP_VS_NQ is not set
+
+#
+# IPVS application helper
+#
+# CONFIG_IPV6 is not set
+CONFIG_NETFILTER=y
+# CONFIG_NETFILTER_DEBUG is not set
+CONFIG_BRIDGE_NETFILTER=y
+# CONFIG_NETFILTER_NETLINK is not set
+
+#
+# IP: Netfilter Configuration
+#
+CONFIG_IP_NF_CONNTRACK=m
+# CONFIG_IP_NF_CT_ACCT is not set
+# CONFIG_IP_NF_CONNTRACK_MARK is not set
+# CONFIG_IP_NF_CONNTRACK_EVENTS is not set
+# CONFIG_IP_NF_CT_PROTO_SCTP is not set
+CONFIG_IP_NF_FTP=m
+CONFIG_IP_NF_IRC=m
+# CONFIG_IP_NF_NETBIOS_NS is not set
+# CONFIG_IP_NF_TFTP is not set
+# CONFIG_IP_NF_AMANDA is not set
+CONFIG_IP_NF_QUEUE=m
+CONFIG_IP_NF_IPTABLES=m
+CONFIG_IP_NF_MATCH_LIMIT=m
+# CONFIG_IP_NF_MATCH_IPRANGE is not set
+CONFIG_IP_NF_MATCH_MAC=m
+# CONFIG_IP_NF_MATCH_PKTTYPE is not set
+CONFIG_IP_NF_MATCH_MARK=m
+CONFIG_IP_NF_MATCH_MULTIPORT=m
+CONFIG_IP_NF_MATCH_TOS=m
+# CONFIG_IP_NF_MATCH_RECENT is not set
+# CONFIG_IP_NF_MATCH_ECN is not set
+# CONFIG_IP_NF_MATCH_DSCP is not set
+CONFIG_IP_NF_MATCH_AH_ESP=m
+CONFIG_IP_NF_MATCH_LENGTH=m
+CONFIG_IP_NF_MATCH_TTL=m
+CONFIG_IP_NF_MATCH_TCPMSS=m
+# CONFIG_IP_NF_MATCH_HELPER is not set
+CONFIG_IP_NF_MATCH_STATE=m
+# CONFIG_IP_NF_MATCH_CONNTRACK is not set
+CONFIG_IP_NF_MATCH_OWNER=m
+# CONFIG_IP_NF_MATCH_PHYSDEV is not set
+# CONFIG_IP_NF_MATCH_ADDRTYPE is not set
+# CONFIG_IP_NF_MATCH_REALM is not set
+# CONFIG_IP_NF_MATCH_SCTP is not set
+# CONFIG_IP_NF_MATCH_DCCP is not set
+# CONFIG_IP_NF_MATCH_COMMENT is not set
+# CONFIG_IP_NF_MATCH_HASHLIMIT is not set
+# CONFIG_IP_NF_MATCH_STRING is not set
+CONFIG_IP_NF_FILTER=m
+CONFIG_IP_NF_TARGET_REJECT=m
+CONFIG_IP_NF_TARGET_LOG=m
+CONFIG_IP_NF_TARGET_ULOG=m
+CONFIG_IP_NF_TARGET_TCPMSS=m
+CONFIG_IP_NF_NAT=m
+CONFIG_IP_NF_NAT_NEEDED=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
+CONFIG_IP_NF_TARGET_REDIRECT=m
+# CONFIG_IP_NF_TARGET_NETMAP is not set
+# CONFIG_IP_NF_TARGET_SAME is not set
+CONFIG_IP_NF_NAT_SNMP_BASIC=m
+CONFIG_IP_NF_NAT_IRC=m
+CONFIG_IP_NF_NAT_FTP=m
+CONFIG_IP_NF_MANGLE=m
+CONFIG_IP_NF_TARGET_TOS=m
+# CONFIG_IP_NF_TARGET_ECN is not set
+# CONFIG_IP_NF_TARGET_DSCP is not set
+CONFIG_IP_NF_TARGET_MARK=m
+# CONFIG_IP_NF_TARGET_CLASSIFY is not set
+# CONFIG_IP_NF_TARGET_TTL is not set
+# CONFIG_IP_NF_RAW is not set
+CONFIG_IP_NF_ARPTABLES=m
+CONFIG_IP_NF_ARPFILTER=m
+# CONFIG_IP_NF_ARP_MANGLE is not set
+
+#
+# Bridge: Netfilter Configuration
+#
+# CONFIG_BRIDGE_NF_EBTABLES is not set
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+CONFIG_ATM=y
+CONFIG_ATM_CLIP=y
+# CONFIG_ATM_CLIP_NO_ICMP is not set
+CONFIG_ATM_LANE=m
+CONFIG_ATM_MPOA=m
+CONFIG_ATM_BR2684=m
+# CONFIG_ATM_BR2684_IPFILTER is not set
+CONFIG_BRIDGE=m
+CONFIG_VLAN_8021Q=m
+# CONFIG_DECNET is not set
+CONFIG_LLC=m
+# CONFIG_LLC2 is not set
+CONFIG_IPX=m
+# CONFIG_IPX_INTERN is not set
+CONFIG_ATALK=m
+CONFIG_DEV_APPLETALK=y
+CONFIG_IPDDP=m
+CONFIG_IPDDP_ENCAP=y
+CONFIG_IPDDP_DECAP=y
+CONFIG_X25=m
+CONFIG_LAPB=m
+# CONFIG_NET_DIVERT is not set
+CONFIG_ECONET=m
+CONFIG_ECONET_AUNUDP=y
+CONFIG_ECONET_NATIVE=y
+CONFIG_WAN_ROUTER=m
+CONFIG_NET_SCHED=y
+CONFIG_NET_SCH_CLK_JIFFIES=y
+# CONFIG_NET_SCH_CLK_GETTIMEOFDAY is not set
+# CONFIG_NET_SCH_CLK_CPU is not set
+CONFIG_NET_SCH_CBQ=m
+CONFIG_NET_SCH_HTB=m
+# CONFIG_NET_SCH_HFSC is not set
+# CONFIG_NET_SCH_ATM is not set
+CONFIG_NET_SCH_PRIO=m
+CONFIG_NET_SCH_RED=m
+CONFIG_NET_SCH_SFQ=m
+CONFIG_NET_SCH_TEQL=m
+CONFIG_NET_SCH_TBF=m
+CONFIG_NET_SCH_GRED=m
+CONFIG_NET_SCH_DSMARK=m
+# CONFIG_NET_SCH_NETEM is not set
+CONFIG_NET_SCH_INGRESS=m
+CONFIG_NET_QOS=y
+CONFIG_NET_ESTIMATOR=y
+CONFIG_NET_CLS=y
+# CONFIG_NET_CLS_BASIC is not set
+CONFIG_NET_CLS_TCINDEX=m
+CONFIG_NET_CLS_ROUTE4=m
+CONFIG_NET_CLS_ROUTE=y
+CONFIG_NET_CLS_FW=m
+CONFIG_NET_CLS_U32=m
+# CONFIG_CLS_U32_PERF is not set
+# CONFIG_NET_CLS_IND is not set
+# CONFIG_CLS_U32_MARK is not set
+CONFIG_NET_CLS_RSVP=m
+CONFIG_NET_CLS_RSVP6=m
+# CONFIG_NET_EMATCH is not set
+# CONFIG_NET_CLS_ACT is not set
+CONFIG_NET_CLS_POLICE=y
+
+#
+# Network testing
+#
+CONFIG_NET_PKTGEN=m
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
# Device Drivers
#
@@ -244,6 +494,7 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y
CONFIG_MTD_IXP4XX=y
# CONFIG_MTD_EDB7312 is not set
# CONFIG_MTD_PCI is not set
+# CONFIG_MTD_PLATRAM is not set
#
# Self-contained MTD device drivers
@@ -283,7 +534,6 @@ CONFIG_MTD_NAND_IDS=m
#
# 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
@@ -297,7 +547,6 @@ CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=8192
CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
# CONFIG_CDROM_PKTCDVD is not set
#
@@ -351,6 +600,7 @@ CONFIG_BLK_DEV_CMD64X=y
CONFIG_BLK_DEV_HPT366=y
# CONFIG_BLK_DEV_SC1200 is not set
# CONFIG_BLK_DEV_PIIX is not set
+# CONFIG_BLK_DEV_IT821X is not set
# CONFIG_BLK_DEV_NS87415 is not set
# CONFIG_BLK_DEV_PDC202XX_OLD is not set
CONFIG_BLK_DEV_PDC202XX_NEW=y
@@ -369,6 +619,7 @@ CONFIG_BLK_DEV_IDEDMA=y
#
# SCSI device support
#
+# CONFIG_RAID_ATTRS is not set
# CONFIG_SCSI is not set
#
@@ -379,6 +630,7 @@ CONFIG_BLK_DEV_IDEDMA=y
#
# Fusion MPT device support
#
+# CONFIG_FUSION is not set
#
# IEEE 1394 (FireWire) support
@@ -391,235 +643,13 @@ CONFIG_BLK_DEV_IDEDMA=y
# CONFIG_I2O is not set
#
-# Networking support
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=m
-CONFIG_PACKET_MMAP=y
-CONFIG_NETLINK_DEV=m
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_MULTICAST=y
-CONFIG_IP_ADVANCED_ROUTER=y
-CONFIG_IP_MULTIPLE_TABLES=y
-CONFIG_IP_ROUTE_FWMARK=y
-CONFIG_IP_ROUTE_MULTIPATH=y
-# CONFIG_IP_ROUTE_MULTIPATH_CACHED is not set
-CONFIG_IP_ROUTE_VERBOSE=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=m
-CONFIG_NET_IPGRE_BROADCAST=y
-CONFIG_IP_MROUTE=y
-CONFIG_IP_PIMSM_V1=y
-CONFIG_IP_PIMSM_V2=y
-# 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_TUNNEL=m
-# CONFIG_IP_TCPDIAG is not set
-# CONFIG_IP_TCPDIAG_IPV6 is not set
-
-#
-# IP: Virtual Server Configuration
-#
-CONFIG_IP_VS=m
-CONFIG_IP_VS_DEBUG=y
-CONFIG_IP_VS_TAB_BITS=12
-
-#
-# IPVS transport protocol load balancing support
-#
-# CONFIG_IP_VS_PROTO_TCP is not set
-# CONFIG_IP_VS_PROTO_UDP is not set
-# CONFIG_IP_VS_PROTO_ESP is not set
-# CONFIG_IP_VS_PROTO_AH is not set
-
-#
-# IPVS scheduler
-#
-CONFIG_IP_VS_RR=m
-CONFIG_IP_VS_WRR=m
-CONFIG_IP_VS_LC=m
-CONFIG_IP_VS_WLC=m
-CONFIG_IP_VS_LBLC=m
-CONFIG_IP_VS_LBLCR=m
-CONFIG_IP_VS_DH=m
-CONFIG_IP_VS_SH=m
-# CONFIG_IP_VS_SED is not set
-# CONFIG_IP_VS_NQ is not set
-
-#
-# IPVS application helper
-#
-# CONFIG_IPV6 is not set
-CONFIG_NETFILTER=y
-# CONFIG_NETFILTER_DEBUG is not set
-CONFIG_BRIDGE_NETFILTER=y
-
-#
-# IP: Netfilter Configuration
+# Network device support
#
-CONFIG_IP_NF_CONNTRACK=m
-# CONFIG_IP_NF_CT_ACCT is not set
-# CONFIG_IP_NF_CONNTRACK_MARK is not set
-# CONFIG_IP_NF_CT_PROTO_SCTP is not set
-CONFIG_IP_NF_FTP=m
-CONFIG_IP_NF_IRC=m
-# CONFIG_IP_NF_TFTP is not set
-# CONFIG_IP_NF_AMANDA is not set
-CONFIG_IP_NF_QUEUE=m
-CONFIG_IP_NF_IPTABLES=m
-CONFIG_IP_NF_MATCH_LIMIT=m
-# CONFIG_IP_NF_MATCH_IPRANGE is not set
-CONFIG_IP_NF_MATCH_MAC=m
-# CONFIG_IP_NF_MATCH_PKTTYPE is not set
-CONFIG_IP_NF_MATCH_MARK=m
-CONFIG_IP_NF_MATCH_MULTIPORT=m
-CONFIG_IP_NF_MATCH_TOS=m
-# CONFIG_IP_NF_MATCH_RECENT is not set
-# CONFIG_IP_NF_MATCH_ECN is not set
-# CONFIG_IP_NF_MATCH_DSCP is not set
-CONFIG_IP_NF_MATCH_AH_ESP=m
-CONFIG_IP_NF_MATCH_LENGTH=m
-CONFIG_IP_NF_MATCH_TTL=m
-CONFIG_IP_NF_MATCH_TCPMSS=m
-# CONFIG_IP_NF_MATCH_HELPER is not set
-CONFIG_IP_NF_MATCH_STATE=m
-# CONFIG_IP_NF_MATCH_CONNTRACK is not set
-CONFIG_IP_NF_MATCH_OWNER=m
-# CONFIG_IP_NF_MATCH_PHYSDEV is not set
-# CONFIG_IP_NF_MATCH_ADDRTYPE is not set
-# CONFIG_IP_NF_MATCH_REALM is not set
-# CONFIG_IP_NF_MATCH_SCTP is not set
-# CONFIG_IP_NF_MATCH_COMMENT is not set
-# CONFIG_IP_NF_MATCH_HASHLIMIT is not set
-CONFIG_IP_NF_FILTER=m
-CONFIG_IP_NF_TARGET_REJECT=m
-CONFIG_IP_NF_TARGET_LOG=m
-CONFIG_IP_NF_TARGET_ULOG=m
-CONFIG_IP_NF_TARGET_TCPMSS=m
-CONFIG_IP_NF_NAT=m
-CONFIG_IP_NF_NAT_NEEDED=y
-CONFIG_IP_NF_TARGET_MASQUERADE=m
-CONFIG_IP_NF_TARGET_REDIRECT=m
-# CONFIG_IP_NF_TARGET_NETMAP is not set
-# CONFIG_IP_NF_TARGET_SAME is not set
-CONFIG_IP_NF_NAT_SNMP_BASIC=m
-CONFIG_IP_NF_NAT_IRC=m
-CONFIG_IP_NF_NAT_FTP=m
-CONFIG_IP_NF_MANGLE=m
-CONFIG_IP_NF_TARGET_TOS=m
-# CONFIG_IP_NF_TARGET_ECN is not set
-# CONFIG_IP_NF_TARGET_DSCP is not set
-CONFIG_IP_NF_TARGET_MARK=m
-# CONFIG_IP_NF_TARGET_CLASSIFY is not set
-# CONFIG_IP_NF_RAW is not set
-CONFIG_IP_NF_ARPTABLES=m
-CONFIG_IP_NF_ARPFILTER=m
-# CONFIG_IP_NF_ARP_MANGLE is not set
-
-#
-# Bridge: Netfilter Configuration
-#
-# CONFIG_BRIDGE_NF_EBTABLES is not set
-CONFIG_XFRM=y
-# CONFIG_XFRM_USER is not set
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
-# CONFIG_IP_SCTP is not set
-CONFIG_ATM=y
-CONFIG_ATM_CLIP=y
-# CONFIG_ATM_CLIP_NO_ICMP is not set
-CONFIG_ATM_LANE=m
-CONFIG_ATM_MPOA=m
-CONFIG_ATM_BR2684=m
-# CONFIG_ATM_BR2684_IPFILTER is not set
-CONFIG_BRIDGE=m
-CONFIG_VLAN_8021Q=m
-# CONFIG_DECNET is not set
-CONFIG_LLC=m
-# CONFIG_LLC2 is not set
-CONFIG_IPX=m
-# CONFIG_IPX_INTERN is not set
-CONFIG_ATALK=m
-CONFIG_DEV_APPLETALK=y
-CONFIG_IPDDP=m
-CONFIG_IPDDP_ENCAP=y
-CONFIG_IPDDP_DECAP=y
-CONFIG_X25=m
-CONFIG_LAPB=m
-# CONFIG_NET_DIVERT is not set
-CONFIG_ECONET=m
-CONFIG_ECONET_AUNUDP=y
-CONFIG_ECONET_NATIVE=y
-CONFIG_WAN_ROUTER=m
-
-#
-# QoS and/or fair queueing
-#
-CONFIG_NET_SCHED=y
-CONFIG_NET_SCH_CLK_JIFFIES=y
-# CONFIG_NET_SCH_CLK_GETTIMEOFDAY is not set
-# CONFIG_NET_SCH_CLK_CPU is not set
-CONFIG_NET_SCH_CBQ=m
-CONFIG_NET_SCH_HTB=m
-# CONFIG_NET_SCH_HFSC is not set
-# CONFIG_NET_SCH_ATM is not set
-CONFIG_NET_SCH_PRIO=m
-CONFIG_NET_SCH_RED=m
-CONFIG_NET_SCH_SFQ=m
-CONFIG_NET_SCH_TEQL=m
-CONFIG_NET_SCH_TBF=m
-CONFIG_NET_SCH_GRED=m
-CONFIG_NET_SCH_DSMARK=m
-# CONFIG_NET_SCH_NETEM is not set
-CONFIG_NET_SCH_INGRESS=m
-CONFIG_NET_QOS=y
-CONFIG_NET_ESTIMATOR=y
-CONFIG_NET_CLS=y
-# CONFIG_NET_CLS_BASIC is not set
-CONFIG_NET_CLS_TCINDEX=m
-CONFIG_NET_CLS_ROUTE4=m
-CONFIG_NET_CLS_ROUTE=y
-CONFIG_NET_CLS_FW=m
-CONFIG_NET_CLS_U32=m
-# CONFIG_CLS_U32_PERF is not set
-# CONFIG_NET_CLS_IND is not set
-# CONFIG_CLS_U32_MARK is not set
-CONFIG_NET_CLS_RSVP=m
-CONFIG_NET_CLS_RSVP6=m
-# CONFIG_NET_EMATCH is not set
-# CONFIG_NET_CLS_ACT is not set
-CONFIG_NET_CLS_POLICE=y
-
-#
-# Network testing
-#
-CONFIG_NET_PKTGEN=m
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
CONFIG_NETDEVICES=y
CONFIG_DUMMY=y
# CONFIG_BONDING is not set
# CONFIG_EQUALIZER is not set
# CONFIG_TUN is not set
-# CONFIG_ETHERTAP is not set
#
# ARCnet devices
@@ -627,6 +657,11 @@ CONFIG_DUMMY=y
# CONFIG_ARCNET is not set
#
+# PHY device support
+#
+# CONFIG_PHYLIB is not set
+
+#
# Ethernet (10 or 100Mbit)
#
CONFIG_NET_ETHERNET=y
@@ -635,6 +670,7 @@ CONFIG_MII=y
# CONFIG_SUNGEM is not set
# CONFIG_NET_VENDOR_3COM is not set
# CONFIG_SMC91X is not set
+# CONFIG_DM9000 is not set
#
# Tulip family network device support
@@ -671,13 +707,17 @@ CONFIG_EEPRO100=y
# 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_SK98LIN is not set
# CONFIG_VIA_VELOCITY is not set
# CONFIG_TIGON3 is not set
+# CONFIG_BNX2 is not set
#
# Ethernet (10000 Mbit)
#
+# CONFIG_CHELSIO_T1 is not set
# CONFIG_IXGB is not set
# CONFIG_S2IO is not set
@@ -702,6 +742,7 @@ CONFIG_NET_RADIO=y
CONFIG_HERMES=y
# CONFIG_PLX_HERMES is not set
# CONFIG_TMD_HERMES is not set
+# CONFIG_NORTEL_HERMES is not set
CONFIG_PCI_HERMES=y
# CONFIG_ATMEL is not set
@@ -709,6 +750,7 @@ CONFIG_PCI_HERMES=y
# Prism GT/Duette 802.11(a/b/g) PCI/Cardbus support
#
# CONFIG_PRISM54 is not set
+# CONFIG_HOSTAP is not set
CONFIG_NET_WIRELESS=y
#
@@ -758,6 +800,8 @@ CONFIG_ATM_TCP=m
# CONFIG_SLIP 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
@@ -795,7 +839,6 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
#
# CONFIG_SERIO is not set
# CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
#
# Character devices
@@ -816,6 +859,7 @@ CONFIG_SERIAL_8250_NR_UARTS=2
#
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
@@ -882,12 +926,11 @@ CONFIG_I2C_ALGOBIT=y
# CONFIG_I2C_AMD8111 is not set
# CONFIG_I2C_I801 is not set
# CONFIG_I2C_I810 is not set
+# CONFIG_I2C_PIIX4 is not set
# CONFIG_I2C_IOP3XX is not set
-# CONFIG_I2C_ISA is not set
CONFIG_I2C_IXP4XX=y
# CONFIG_I2C_NFORCE2 is not set
# CONFIG_I2C_PARPORT_LIGHT is not set
-# CONFIG_I2C_PIIX4 is not set
# CONFIG_I2C_PROSAVAGE is not set
# CONFIG_I2C_SAVAGE4 is not set
# CONFIG_SCx200_ACB is not set
@@ -901,14 +944,33 @@ CONFIG_I2C_IXP4XX=y
# CONFIG_I2C_PCA_ISA is not set
#
-# Hardware Sensors Chip support
+# Miscellaneous I2C Chip support
#
-CONFIG_I2C_SENSOR=y
+# CONFIG_SENSORS_DS1337 is not set
+# CONFIG_SENSORS_DS1374 is not set
+CONFIG_SENSORS_EEPROM=y
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_SENSORS_PCA9539 is not set
+# CONFIG_SENSORS_PCF8591 is not set
+# CONFIG_SENSORS_RTC8564 is not set
+# CONFIG_SENSORS_MAX6875 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
# CONFIG_SENSORS_ADM1021 is not set
# CONFIG_SENSORS_ADM1025 is not set
# CONFIG_SENSORS_ADM1026 is not set
# CONFIG_SENSORS_ADM1031 is not set
+# CONFIG_SENSORS_ADM9240 is not set
# CONFIG_SENSORS_ASB100 is not set
+# CONFIG_SENSORS_ATXP1 is not set
# CONFIG_SENSORS_DS1621 is not set
# CONFIG_SENSORS_FSCHER is not set
# CONFIG_SENSORS_FSCPOS is not set
@@ -924,30 +986,26 @@ CONFIG_I2C_SENSOR=y
# CONFIG_SENSORS_LM85 is not set
# CONFIG_SENSORS_LM87 is not set
# CONFIG_SENSORS_LM90 is not set
+# CONFIG_SENSORS_LM92 is not set
# CONFIG_SENSORS_MAX1619 is not set
# CONFIG_SENSORS_PC87360 is not set
-# CONFIG_SENSORS_SMSC47B397 is not set
# CONFIG_SENSORS_SIS5595 is not set
# CONFIG_SENSORS_SMSC47M1 is not set
+# CONFIG_SENSORS_SMSC47B397 is not set
# CONFIG_SENSORS_VIA686A is not set
# CONFIG_SENSORS_W83781D is not set
+# CONFIG_SENSORS_W83792D is not set
# CONFIG_SENSORS_W83L785TS is not set
# CONFIG_SENSORS_W83627HF is not set
+# CONFIG_SENSORS_W83627EHF is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
#
-# Other I2C Chip support
+# Misc devices
#
-CONFIG_SENSORS_EEPROM=y
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_RTC8564 is not set
-# CONFIG_I2C_DEBUG_CORE is not set
-# CONFIG_I2C_DEBUG_ALGO is not set
-# CONFIG_I2C_DEBUG_BUS is not set
-# CONFIG_I2C_DEBUG_CHIP is not set
#
-# Misc devices
+# Multimedia Capabilities Port drivers
#
#
@@ -994,6 +1052,7 @@ CONFIG_EXT2_FS=y
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_POSIX_ACL=y
# CONFIG_EXT2_FS_SECURITY is not set
+# CONFIG_EXT2_FS_XIP is not set
CONFIG_EXT3_FS=y
CONFIG_EXT3_FS_XATTR=y
CONFIG_EXT3_FS_POSIX_ACL=y
@@ -1004,17 +1063,15 @@ CONFIG_FS_MBCACHE=y
# CONFIG_REISERFS_FS is not set
# CONFIG_JFS_FS is not set
CONFIG_FS_POSIX_ACL=y
-
-#
-# XFS support
-#
# CONFIG_XFS_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
@@ -1034,12 +1091,10 @@ CONFIG_DNOTIFY=y
#
CONFIG_PROC_FS=y
CONFIG_SYSFS=y
-# CONFIG_DEVFS_FS is not set
-# CONFIG_DEVPTS_FS_XATTR is not set
CONFIG_TMPFS=y
-# CONFIG_TMPFS_XATTR is not set
# CONFIG_HUGETLB_PAGE is not set
CONFIG_RAMFS=y
+# CONFIG_RELAYFS_FS is not set
#
# Miscellaneous filesystems
@@ -1054,8 +1109,7 @@ CONFIG_RAMFS=y
# CONFIG_JFFS_FS is not set
CONFIG_JFFS2_FS=y
CONFIG_JFFS2_FS_DEBUG=0
-# CONFIG_JFFS2_FS_NAND is not set
-# CONFIG_JFFS2_FS_NOR_ECC is not set
+CONFIG_JFFS2_FS_WRITEBUFFER=y
# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
CONFIG_JFFS2_ZLIB=y
CONFIG_JFFS2_RTIME=y
@@ -1072,12 +1126,14 @@ CONFIG_JFFS2_RTIME=y
#
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL 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_LOCKD_V4=y
+CONFIG_NFS_COMMON=y
CONFIG_SUNRPC=y
# CONFIG_RPCSEC_GSS_KRB5 is not set
# CONFIG_RPCSEC_GSS_SPKM3 is not set
@@ -1086,6 +1142,7 @@ CONFIG_SUNRPC=y
# 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
@@ -1124,6 +1181,7 @@ CONFIG_MSDOS_PARTITION=y
CONFIG_DEBUG_KERNEL=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_LOG_BUF_SHIFT=14
+CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
# CONFIG_DEBUG_SPINLOCK is not set
@@ -1158,6 +1216,7 @@ CONFIG_DEBUG_LL=y
# Library routines
#
# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
CONFIG_CRC32=y
# CONFIG_LIBCRC32C is not set
CONFIG_ZLIB_INFLATE=y
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 52ad11328e96..36b6045213ee 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -125,7 +125,8 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type)
} else if (type & IRQT_LOW) {
int_style = IXP4XX_GPIO_STYLE_ACTIVE_LOW;
irq_type = IXP4XX_IRQ_LEVEL;
- }
+ } else
+ return -EINVAL;
ixp4xx_config_irq(irq, irq_type);
@@ -142,6 +143,8 @@ static int ixp4xx_set_irq_type(unsigned int irq, unsigned int type)
/* Set the new style */
*int_reg |= (int_style << (line * IXP4XX_GPIO_STYLE_SIZE));
+
+ return 0;
}
static void ixp4xx_irq_mask(unsigned int irq)
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index a63351c085c6..838437b2d241 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -27,7 +27,6 @@
#include <linux/config.h>
#include <linux/acpi.h>
#include <linux/efi.h>
-#include <linux/irq.h>
#include <linux/module.h>
#include <linux/dmi.h>
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index a22a866de8f9..5546ddebec33 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -18,7 +18,6 @@
#include <linux/init.h>
#include <linux/mm.h>
-#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/bootmem.h>
#include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/cpu/mcheck/k7.c b/arch/i386/kernel/cpu/mcheck/k7.c
index c4abe7657397..7c6b9c73522f 100644
--- a/arch/i386/kernel/cpu/mcheck/k7.c
+++ b/arch/i386/kernel/cpu/mcheck/k7.c
@@ -7,7 +7,6 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/config.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/non-fatal.c b/arch/i386/kernel/cpu/mcheck/non-fatal.c
index 7864ddfccf07..82dffe0d4954 100644
--- a/arch/i386/kernel/cpu/mcheck/non-fatal.c
+++ b/arch/i386/kernel/cpu/mcheck/non-fatal.c
@@ -12,7 +12,6 @@
#include <linux/kernel.h>
#include <linux/jiffies.h>
#include <linux/config.h>
-#include <linux/irq.h>
#include <linux/workqueue.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/p4.c b/arch/i386/kernel/cpu/mcheck/p4.c
index 0abccb6fdf9e..1d1e885f500a 100644
--- a/arch/i386/kernel/cpu/mcheck/p4.c
+++ b/arch/i386/kernel/cpu/mcheck/p4.c
@@ -6,7 +6,6 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/config.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/p5.c b/arch/i386/kernel/cpu/mcheck/p5.c
index ec0614cd2925..3a2e24baddc7 100644
--- a/arch/i386/kernel/cpu/mcheck/p5.c
+++ b/arch/i386/kernel/cpu/mcheck/p5.c
@@ -6,7 +6,6 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/kernel.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/p6.c b/arch/i386/kernel/cpu/mcheck/p6.c
index f01b73f947e1..3c035b8fa3d9 100644
--- a/arch/i386/kernel/cpu/mcheck/p6.c
+++ b/arch/i386/kernel/cpu/mcheck/p6.c
@@ -6,7 +6,6 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/kernel.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/winchip.c b/arch/i386/kernel/cpu/mcheck/winchip.c
index 7bae68fa168f..5b9d2dd411d3 100644
--- a/arch/i386/kernel/cpu/mcheck/winchip.c
+++ b/arch/i386/kernel/cpu/mcheck/winchip.c
@@ -6,7 +6,6 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/kernel.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/processor.h>
diff --git a/arch/i386/kernel/crash.c b/arch/i386/kernel/crash.c
index 913be77bb844..0248e084017c 100644
--- a/arch/i386/kernel/crash.c
+++ b/arch/i386/kernel/crash.c
@@ -11,10 +11,8 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/smp.h>
-#include <linux/irq.h>
#include <linux/reboot.h>
#include <linux/kexec.h>
-#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/elf.h>
#include <linux/elfcore.h>
diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c
index 178f4e9bac9d..323ef8ab3244 100644
--- a/arch/i386/kernel/i8259.c
+++ b/arch/i386/kernel/i8259.c
@@ -16,7 +16,6 @@
#include <asm/atomic.h>
#include <asm/system.h>
#include <asm/io.h>
-#include <asm/irq.h>
#include <asm/timer.h>
#include <asm/pgtable.h>
#include <asm/delay.h>
@@ -25,8 +24,6 @@
#include <asm/arch_hooks.h>
#include <asm/i8259.h>
-#include <linux/irq.h>
-
#include <io_ports.h>
/*
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 378313b0cce9..fb3991e8229e 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -21,7 +21,6 @@
*/
#include <linux/mm.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/delay.h>
diff --git a/arch/i386/kernel/mpparse.c b/arch/i386/kernel/mpparse.c
index 15949fd08109..27aabfceb67e 100644
--- a/arch/i386/kernel/mpparse.c
+++ b/arch/i386/kernel/mpparse.c
@@ -14,7 +14,6 @@
*/
#include <linux/mm.h>
-#include <linux/irq.h>
#include <linux/init.h>
#include <linux/acpi.h>
#include <linux/delay.h>
diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c
index 0178457db721..72515b8a1b12 100644
--- a/arch/i386/kernel/nmi.c
+++ b/arch/i386/kernel/nmi.c
@@ -15,7 +15,6 @@
#include <linux/config.h>
#include <linux/mm.h>
-#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/bootmem.h>
#include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index b45cbf93d439..7a14fdfd3af9 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -47,13 +47,11 @@
#include <asm/ldt.h>
#include <asm/processor.h>
#include <asm/i387.h>
-#include <asm/irq.h>
#include <asm/desc.h>
#ifdef CONFIG_MATH_EMULATION
#include <asm/math_emu.h>
#endif
-#include <linux/irq.h>
#include <linux/err.h>
#include <asm/tlbflush.h>
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 48b55db3680f..218d725a5a1e 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -11,7 +11,6 @@
#include <linux/init.h>
#include <linux/mm.h>
-#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 5f0a95d76a4f..1fb26d0e30b6 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -42,7 +42,6 @@
#include <linux/sched.h>
#include <linux/kernel_stat.h>
#include <linux/smp_lock.h>
-#include <linux/irq.h>
#include <linux/bootmem.h>
#include <linux/notifier.h>
#include <linux/cpu.h>
diff --git a/arch/i386/kernel/timers/timer_pit.c b/arch/i386/kernel/timers/timer_pit.c
index eddb64038234..e42e46d35159 100644
--- a/arch/i386/kernel/timers/timer_pit.c
+++ b/arch/i386/kernel/timers/timer_pit.c
@@ -6,7 +6,6 @@
#include <linux/spinlock.h>
#include <linux/module.h>
#include <linux/device.h>
-#include <linux/irq.h>
#include <linux/sysdev.h>
#include <linux/timex.h>
#include <asm/delay.h>
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 431a551e46ea..19e90bdd84ea 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -52,7 +52,6 @@
#include <asm/arch_hooks.h>
#include <asm/kdebug.h>
-#include <linux/irq.h>
#include <linux/module.h>
#include "mach_traps.h"
diff --git a/arch/i386/mach-default/setup.c b/arch/i386/mach-default/setup.c
index e5a1a83d09ef..b4a7455c6993 100644
--- a/arch/i386/mach-default/setup.c
+++ b/arch/i386/mach-default/setup.c
@@ -5,7 +5,6 @@
#include <linux/config.h>
#include <linux/smp.h>
#include <linux/init.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/acpi.h>
#include <asm/arch_hooks.h>
diff --git a/arch/i386/mach-visws/setup.c b/arch/i386/mach-visws/setup.c
index 26ada6fc0d77..07fac7e749c7 100644
--- a/arch/i386/mach-visws/setup.c
+++ b/arch/i386/mach-visws/setup.c
@@ -5,7 +5,6 @@
#include <linux/smp.h>
#include <linux/init.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/fixmap.h>
diff --git a/arch/i386/mach-visws/visws_apic.c b/arch/i386/mach-visws/visws_apic.c
index 04e6585849a2..3e64fb721291 100644
--- a/arch/i386/mach-visws/visws_apic.c
+++ b/arch/i386/mach-visws/visws_apic.c
@@ -19,7 +19,6 @@
#include <linux/config.h>
#include <linux/kernel_stat.h>
#include <linux/interrupt.h>
-#include <linux/irq.h>
#include <linux/smp_lock.h>
#include <linux/init.h>
diff --git a/arch/i386/mach-voyager/setup.c b/arch/i386/mach-voyager/setup.c
index df123fc487bb..7d8a3acb9441 100644
--- a/arch/i386/mach-voyager/setup.c
+++ b/arch/i386/mach-voyager/setup.c
@@ -4,7 +4,6 @@
#include <linux/config.h>
#include <linux/init.h>
-#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/acpi.h>
#include <asm/arch_hooks.h>
diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c
index cc69875d979b..aa49a33a572c 100644
--- a/arch/i386/mach-voyager/voyager_basic.c
+++ b/arch/i386/mach-voyager/voyager_basic.c
@@ -27,7 +27,6 @@
#include <asm/voyager.h>
#include <asm/vic.h>
#include <linux/pm.h>
-#include <linux/irq.h>
#include <asm/tlbflush.h>
#include <asm/arch_hooks.h>
#include <asm/i8253.h>
diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c
index 46b0cf4a31e0..72a1b9cae2e4 100644
--- a/arch/i386/mach-voyager/voyager_smp.c
+++ b/arch/i386/mach-voyager/voyager_smp.c
@@ -30,8 +30,6 @@
#include <asm/tlbflush.h>
#include <asm/arch_hooks.h>
-#include <linux/irq.h>
-
/* TLB state -- visible externally, indexed physically */
DEFINE_PER_CPU(struct tlb_state, cpu_tlbstate) ____cacheline_aligned = { &init_mm, 0 };
diff --git a/arch/i386/mach-voyager/voyager_thread.c b/arch/i386/mach-voyager/voyager_thread.c
index a9341b0eebff..2b03884fdb2a 100644
--- a/arch/i386/mach-voyager/voyager_thread.c
+++ b/arch/i386/mach-voyager/voyager_thread.c
@@ -31,8 +31,6 @@
#include <asm/mtrr.h>
#include <asm/msr.h>
-#include <linux/irq.h>
-
#define THREAD_NAME "kvoyagerd"
/* external variables */
diff --git a/arch/i386/oprofile/nmi_timer_int.c b/arch/i386/oprofile/nmi_timer_int.c
index ad93cdd55d63..930a1127bb30 100644
--- a/arch/i386/oprofile/nmi_timer_int.c
+++ b/arch/i386/oprofile/nmi_timer_int.c
@@ -9,7 +9,7 @@
#include <linux/init.h>
#include <linux/smp.h>
-#include <linux/irq.h>
+#include <linux/errno.h>
#include <linux/oprofile.h>
#include <linux/rcupdate.h>
diff --git a/arch/i386/pci/acpi.c b/arch/i386/pci/acpi.c
index 2941674f35eb..7e7a202df3c8 100644
--- a/arch/i386/pci/acpi.c
+++ b/arch/i386/pci/acpi.c
@@ -1,7 +1,6 @@
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/init.h>
-#include <linux/irq.h>
#include <asm/hw_irq.h>
#include <asm/numa.h>
#include "pci.h"
diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index 326a2edc3834..281ed8ab347a 100644
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -11,7 +11,6 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
-#include <linux/irq.h>
#include <linux/dmi.h>
#include <asm/io.h>
#include <asm/smp.h>
diff --git a/arch/i386/power/cpu.c b/arch/i386/power/cpu.c
index 7b0b9ad848e5..b27c5acc79d0 100644
--- a/arch/i386/power/cpu.c
+++ b/arch/i386/power/cpu.c
@@ -8,25 +8,8 @@
*/
#include <linux/config.h>
-#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <linux/poll.h>
-#include <linux/delay.h>
-#include <linux/sysrq.h>
-#include <linux/proc_fs.h>
-#include <linux/irq.h>
-#include <linux/pm.h>
-#include <linux/device.h>
#include <linux/suspend.h>
-#include <linux/acpi.h>
-
-#include <asm/uaccess.h>
-#include <asm/acpi.h>
-#include <asm/tlbflush.h>
-#include <asm/processor.h>
static struct saved_context saved_context;
diff --git a/arch/m32r/Makefile b/arch/m32r/Makefile
index dd4418d846e9..983d438b14b6 100644
--- a/arch/m32r/Makefile
+++ b/arch/m32r/Makefile
@@ -24,7 +24,7 @@ aflags-$(CONFIG_ISA_M32R) += -DNO_FPU -Wa,-no-bitinst
CFLAGS += $(cflags-y)
AFLAGS += $(aflags-y)
-CHECKFLAGS := $(CHECK) -D__m32r__
+CHECKFLAGS += -D__m32r__ -D__BIG_ENDIAN__=1
head-y := arch/m32r/kernel/head.o arch/m32r/kernel/init_task.o
diff --git a/arch/m32r/lib/usercopy.c b/arch/m32r/lib/usercopy.c
index 6c6855f1aa05..ce16bbe26a52 100644
--- a/arch/m32r/lib/usercopy.c
+++ b/arch/m32r/lib/usercopy.c
@@ -13,7 +13,7 @@
#include <asm/uaccess.h>
unsigned long
-__generic_copy_to_user(void *to, const void *from, unsigned long n)
+__generic_copy_to_user(void __user *to, const void *from, unsigned long n)
{
prefetch(from);
if (access_ok(VERIFY_WRITE, to, n))
@@ -22,7 +22,7 @@ __generic_copy_to_user(void *to, const void *from, unsigned long n)
}
unsigned long
-__generic_copy_from_user(void *to, const void *from, unsigned long n)
+__generic_copy_from_user(void *to, const void __user *from, unsigned long n)
{
prefetchw(to);
if (access_ok(VERIFY_READ, from, n))
@@ -111,7 +111,7 @@ do { \
#endif /* CONFIG_ISA_DUAL_ISSUE */
long
-__strncpy_from_user(char *dst, const char *src, long count)
+__strncpy_from_user(char *dst, const char __user *src, long count)
{
long res;
__do_strncpy_from_user(dst, src, count, res);
@@ -119,7 +119,7 @@ __strncpy_from_user(char *dst, const char *src, long count)
}
long
-strncpy_from_user(char *dst, const char *src, long count)
+strncpy_from_user(char *dst, const char __user *src, long count)
{
long res = -EFAULT;
if (access_ok(VERIFY_READ, src, 1))
@@ -222,7 +222,7 @@ do { \
#endif /* not CONFIG_ISA_DUAL_ISSUE */
unsigned long
-clear_user(void *to, unsigned long n)
+clear_user(void __user *to, unsigned long n)
{
if (access_ok(VERIFY_WRITE, to, n))
__do_clear_user(to, n);
@@ -230,7 +230,7 @@ clear_user(void *to, unsigned long n)
}
unsigned long
-__clear_user(void *to, unsigned long n)
+__clear_user(void __user *to, unsigned long n)
{
__do_clear_user(to, n);
return n;
@@ -244,7 +244,7 @@ __clear_user(void *to, unsigned long n)
#ifdef CONFIG_ISA_DUAL_ISSUE
-long strnlen_user(const char *s, long n)
+long strnlen_user(const char __user *s, long n)
{
unsigned long mask = -__addr_ok(s);
unsigned long res;
@@ -313,7 +313,7 @@ long strnlen_user(const char *s, long n)
#else /* not CONFIG_ISA_DUAL_ISSUE */
-long strnlen_user(const char *s, long n)
+long strnlen_user(const char __user *s, long n)
{
unsigned long mask = -__addr_ok(s);
unsigned long res;
diff --git a/arch/ppc/kernel/perfmon.c b/arch/ppc/kernel/perfmon.c
index f9b27d939f76..c9a38dd0cdc4 100644
--- a/arch/ppc/kernel/perfmon.c
+++ b/arch/ppc/kernel/perfmon.c
@@ -45,9 +45,8 @@ static void dummy_perf(struct pt_regs *regs)
mtpmr(PMRN_PMGC0, pmgc0);
}
-#elif CONFIG_6xx
+#elif defined(CONFIG_6xx)
/* Ensure exceptions are disabled */
-
static void dummy_perf(struct pt_regs *regs)
{
unsigned int mmcr0 = mfspr(SPRN_MMCR0);
diff --git a/arch/ppc64/kernel/machine_kexec.c b/arch/ppc64/kernel/machine_kexec.c
index 4775f12a013c..bf7cc4f8210f 100644
--- a/arch/ppc64/kernel/machine_kexec.c
+++ b/arch/ppc64/kernel/machine_kexec.c
@@ -205,6 +205,7 @@ static void kexec_prepare_cpus(void)
continue;
while (paca[i].hw_cpu_id != -1) {
+ barrier();
if (!cpu_possible(i)) {
printk("kexec: cpu %d hw_cpu_id %d is not"
" possible, ignoring\n",
diff --git a/arch/ppc64/mm/hash_native.c b/arch/ppc64/mm/hash_native.c
index 874cf96938ff..174d14576c28 100644
--- a/arch/ppc64/mm/hash_native.c
+++ b/arch/ppc64/mm/hash_native.c
@@ -342,14 +342,13 @@ static void native_flush_hash_range(unsigned long number, int local)
hpte_t *hptep;
unsigned long hpte_v;
struct ppc64_tlb_batch *batch = &__get_cpu_var(ppc64_tlb_batch);
- unsigned long large;
+ unsigned long large = batch->large;
local_irq_save(flags);
j = 0;
for (i = 0; i < number; i++) {
va = batch->vaddr[j];
- large = pte_huge(batch->pte[i]);
if (large)
vpn = va >> HPAGE_SHIFT;
else
@@ -399,7 +398,7 @@ static void native_flush_hash_range(unsigned long number, int local)
asm volatile("ptesync":::"memory");
for (i = 0; i < j; i++)
- __tlbie(batch->vaddr[i], 0);
+ __tlbie(batch->vaddr[i], large);
asm volatile("eieio; tlbsync; ptesync":::"memory");
diff --git a/arch/ppc64/mm/tlb.c b/arch/ppc64/mm/tlb.c
index 31afd95bf870..09ab81a10f4f 100644
--- a/arch/ppc64/mm/tlb.c
+++ b/arch/ppc64/mm/tlb.c
@@ -141,12 +141,14 @@ void hpte_update(struct mm_struct *mm, unsigned long addr,
* up scanning and resetting referenced bits then our batch context
* will change mid stream.
*/
- if (unlikely(i != 0 && mm != batch->mm)) {
+ if (i != 0 && (mm != batch->mm || batch->large != pte_huge(pte))) {
flush_tlb_pending();
i = 0;
}
- if (i == 0)
+ if (i == 0) {
batch->mm = mm;
+ batch->large = pte_huge(pte);
+ }
if (addr < KERNELBASE) {
vsid = get_vsid(mm->context.id, addr);
WARN_ON(vsid == 0);
diff --git a/arch/sparc64/Kconfig.debug b/arch/sparc64/Kconfig.debug
index af0e9411b83e..fa06ea04837b 100644
--- a/arch/sparc64/Kconfig.debug
+++ b/arch/sparc64/Kconfig.debug
@@ -33,6 +33,14 @@ config DEBUG_BOOTMEM
depends on DEBUG_KERNEL
bool "Debug BOOTMEM initialization"
+config DEBUG_PAGEALLOC
+ bool "Page alloc debugging"
+ depends on DEBUG_KERNEL && !SOFTWARE_SUSPEND
+ help
+ Unmap pages from the kernel linear mapping after free_pages().
+ This results in a large slowdown, but helps to find certain types
+ of memory corruptions.
+
config MCOUNT
bool
depends on STACK_DEBUG
diff --git a/arch/sparc64/kernel/devices.c b/arch/sparc64/kernel/devices.c
index d710274e516b..df9a1ca8fd77 100644
--- a/arch/sparc64/kernel/devices.c
+++ b/arch/sparc64/kernel/devices.c
@@ -135,6 +135,28 @@ void __init device_scan(void)
cpu_data(0).clock_tick = prom_getintdefault(cpu_node,
"clock-frequency",
0);
+ cpu_data(0).dcache_size = prom_getintdefault(cpu_node,
+ "dcache-size",
+ 16 * 1024);
+ cpu_data(0).dcache_line_size =
+ prom_getintdefault(cpu_node, "dcache-line-size", 32);
+ cpu_data(0).icache_size = prom_getintdefault(cpu_node,
+ "icache-size",
+ 16 * 1024);
+ cpu_data(0).icache_line_size =
+ prom_getintdefault(cpu_node, "icache-line-size", 32);
+ cpu_data(0).ecache_size = prom_getintdefault(cpu_node,
+ "ecache-size",
+ 4 * 1024 * 1024);
+ cpu_data(0).ecache_line_size =
+ prom_getintdefault(cpu_node, "ecache-line-size", 64);
+ printk("CPU[0]: Caches "
+ "D[sz(%d):line_sz(%d)] "
+ "I[sz(%d):line_sz(%d)] "
+ "E[sz(%d):line_sz(%d)]\n",
+ cpu_data(0).dcache_size, cpu_data(0).dcache_line_size,
+ cpu_data(0).icache_size, cpu_data(0).icache_line_size,
+ cpu_data(0).ecache_size, cpu_data(0).ecache_line_size);
}
#endif
diff --git a/arch/sparc64/kernel/dtlb_backend.S b/arch/sparc64/kernel/dtlb_backend.S
index 538522848ad4..acc889a7f9c1 100644
--- a/arch/sparc64/kernel/dtlb_backend.S
+++ b/arch/sparc64/kernel/dtlb_backend.S
@@ -9,17 +9,7 @@
#include <asm/pgtable.h>
#include <asm/mmu.h>
-#if PAGE_SHIFT == 13
-#define SZ_BITS _PAGE_SZ8K
-#elif PAGE_SHIFT == 16
-#define SZ_BITS _PAGE_SZ64K
-#elif PAGE_SHIFT == 19
-#define SZ_BITS _PAGE_SZ512K
-#elif PAGE_SHIFT == 22
-#define SZ_BITS _PAGE_SZ4MB
-#endif
-
-#define VALID_SZ_BITS (_PAGE_VALID | SZ_BITS)
+#define VALID_SZ_BITS (_PAGE_VALID | _PAGE_SZBITS)
#define VPTE_BITS (_PAGE_CP | _PAGE_CV | _PAGE_P )
#define VPTE_SHIFT (PAGE_SHIFT - 3)
@@ -163,7 +153,6 @@ sparc64_vpte_continue:
stxa %g4, [%g1 + %g1] ASI_DMMU ! Restore previous TAG_ACCESS
retry ! Load PTE once again
-#undef SZ_BITS
#undef VALID_SZ_BITS
#undef VPTE_SHIFT
#undef VPTE_BITS
diff --git a/arch/sparc64/kernel/dtlb_base.S b/arch/sparc64/kernel/dtlb_base.S
index ded2fed23fcc..702d349c1e88 100644
--- a/arch/sparc64/kernel/dtlb_base.S
+++ b/arch/sparc64/kernel/dtlb_base.S
@@ -71,7 +71,7 @@
from_tl1_trap:
rdpr %tl, %g5 ! For TL==3 test
CREATE_VPTE_OFFSET1(%g4, %g6) ! Create VPTE offset
- be,pn %xcc, 3f ! Yep, special processing
+ be,pn %xcc, kvmap ! Yep, special processing
CREATE_VPTE_OFFSET2(%g4, %g6) ! Create VPTE offset
cmp %g5, 4 ! Last trap level?
be,pn %xcc, longpath ! Yep, cannot risk VPTE miss
@@ -83,9 +83,9 @@ from_tl1_trap:
nop ! Delay-slot
9: stxa %g5, [%g0] ASI_DTLB_DATA_IN ! Reload TLB
retry ! Trap return
-3: brlz,pt %g4, 9b ! Kernel virtual map?
- xor %g2, %g4, %g5 ! Finish bit twiddles
- ba,a,pt %xcc, kvmap ! Yep, go check for obp/vmalloc
+ nop
+ nop
+ nop
/* DTLB ** ICACHE line 3: winfixups+real_faults */
longpath:
diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S
index b48349527853..2879b1072921 100644
--- a/arch/sparc64/kernel/entry.S
+++ b/arch/sparc64/kernel/entry.S
@@ -30,159 +30,6 @@
.text
.align 32
- .globl sparc64_vpte_patchme1
- .globl sparc64_vpte_patchme2
-/*
- * On a second level vpte miss, check whether the original fault is to the OBP
- * range (note that this is only possible for instruction miss, data misses to
- * obp range do not use vpte). If so, go back directly to the faulting address.
- * This is because we want to read the tpc, otherwise we have no way of knowing
- * the 8k aligned faulting address if we are using >8k kernel pagesize. This
- * also ensures no vpte range addresses are dropped into tlb while obp is
- * executing (see inherit_locked_prom_mappings() rant).
- */
-sparc64_vpte_nucleus:
- /* Note that kvmap below has verified that the address is
- * in the range MODULES_VADDR --> VMALLOC_END already. So
- * here we need only check if it is an OBP address or not.
- */
- sethi %hi(LOW_OBP_ADDRESS), %g5
- cmp %g4, %g5
- blu,pn %xcc, sparc64_vpte_patchme1
- mov 0x1, %g5
- sllx %g5, 32, %g5
- cmp %g4, %g5
- blu,pn %xcc, obp_iaddr_patch
- nop
-
- /* These two instructions are patched by paginig_init(). */
-sparc64_vpte_patchme1:
- sethi %hi(0), %g5
-sparc64_vpte_patchme2:
- or %g5, %lo(0), %g5
-
- /* With kernel PGD in %g5, branch back into dtlb_backend. */
- ba,pt %xcc, sparc64_kpte_continue
- andn %g1, 0x3, %g1 /* Finish PMD offset adjustment. */
-
-vpte_noent:
- /* Restore previous TAG_ACCESS, %g5 is zero, and we will
- * skip over the trap instruction so that the top level
- * TLB miss handler will thing this %g5 value is just an
- * invalid PTE, thus branching to full fault processing.
- */
- mov TLB_SFSR, %g1
- stxa %g4, [%g1 + %g1] ASI_DMMU
- done
-
- .globl obp_iaddr_patch
-obp_iaddr_patch:
- /* These two instructions patched by inherit_prom_mappings(). */
- sethi %hi(0), %g5
- or %g5, %lo(0), %g5
-
- /* Behave as if we are at TL0. */
- wrpr %g0, 1, %tl
- rdpr %tpc, %g4 /* Find original faulting iaddr */
- srlx %g4, 13, %g4 /* Throw out context bits */
- sllx %g4, 13, %g4 /* g4 has vpn + ctx0 now */
-
- /* Restore previous TAG_ACCESS. */
- mov TLB_SFSR, %g1
- stxa %g4, [%g1 + %g1] ASI_IMMU
-
- /* Get PMD offset. */
- srlx %g4, 23, %g6
- and %g6, 0x7ff, %g6
- sllx %g6, 2, %g6
-
- /* Load PMD, is it valid? */
- lduwa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
- brz,pn %g5, longpath
- sllx %g5, 11, %g5
-
- /* Get PTE offset. */
- srlx %g4, 13, %g6
- and %g6, 0x3ff, %g6
- sllx %g6, 3, %g6
-
- /* Load PTE. */
- ldxa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
- brgez,pn %g5, longpath
- nop
-
- /* TLB load and return from trap. */
- stxa %g5, [%g0] ASI_ITLB_DATA_IN
- retry
-
- .globl obp_daddr_patch
-obp_daddr_patch:
- /* These two instructions patched by inherit_prom_mappings(). */
- sethi %hi(0), %g5
- or %g5, %lo(0), %g5
-
- /* Get PMD offset. */
- srlx %g4, 23, %g6
- and %g6, 0x7ff, %g6
- sllx %g6, 2, %g6
-
- /* Load PMD, is it valid? */
- lduwa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
- brz,pn %g5, longpath
- sllx %g5, 11, %g5
-
- /* Get PTE offset. */
- srlx %g4, 13, %g6
- and %g6, 0x3ff, %g6
- sllx %g6, 3, %g6
-
- /* Load PTE. */
- ldxa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
- brgez,pn %g5, longpath
- nop
-
- /* TLB load and return from trap. */
- stxa %g5, [%g0] ASI_DTLB_DATA_IN
- retry
-
-/*
- * On a first level data miss, check whether this is to the OBP range (note
- * that such accesses can be made by prom, as well as by kernel using
- * prom_getproperty on "address"), and if so, do not use vpte access ...
- * rather, use information saved during inherit_prom_mappings() using 8k
- * pagesize.
- */
- .align 32
-kvmap:
- sethi %hi(MODULES_VADDR), %g5
- cmp %g4, %g5
- blu,pn %xcc, longpath
- mov (VMALLOC_END >> 24), %g5
- sllx %g5, 24, %g5
- cmp %g4, %g5
- bgeu,pn %xcc, longpath
- nop
-
-kvmap_check_obp:
- sethi %hi(LOW_OBP_ADDRESS), %g5
- cmp %g4, %g5
- blu,pn %xcc, kvmap_vmalloc_addr
- mov 0x1, %g5
- sllx %g5, 32, %g5
- cmp %g4, %g5
- blu,pn %xcc, obp_daddr_patch
- nop
-
-kvmap_vmalloc_addr:
- /* If we get here, a vmalloc addr was accessed, load kernel VPTE. */
- ldxa [%g3 + %g6] ASI_N, %g5
- brgez,pn %g5, longpath
- nop
-
- /* PTE is valid, load into TLB and return from trap. */
- stxa %g5, [%g0] ASI_DTLB_DATA_IN ! Reload TLB
- retry
-
/* This is trivial with the new code... */
.globl do_fpdis
do_fpdis:
@@ -525,14 +372,13 @@ cheetah_plus_patch_fpdis:
*
* DATA 0: [low 32-bits] Address of function to call, jmp to this
* [high 32-bits] MMU Context Argument 0, place in %g5
- * DATA 1: Address Argument 1, place in %g6
+ * DATA 1: Address Argument 1, place in %g1
* DATA 2: Address Argument 2, place in %g7
*
* With this method we can do most of the cross-call tlb/cache
* flushing very quickly.
*
- * Current CPU's IRQ worklist table is locked into %g1,
- * don't touch.
+ * Current CPU's IRQ worklist table is locked into %g6, don't touch.
*/
.text
.align 32
@@ -1006,13 +852,14 @@ cheetah_plus_dcpe_trap_vector:
nop
do_cheetah_plus_data_parity:
- ba,pt %xcc, etrap
+ rdpr %pil, %g2
+ wrpr %g0, 15, %pil
+ ba,pt %xcc, etrap_irq
rd %pc, %g7
mov 0x0, %o0
call cheetah_plus_parity_error
add %sp, PTREGS_OFF, %o1
- ba,pt %xcc, rtrap
- clr %l6
+ ba,a,pt %xcc, rtrap_irq
cheetah_plus_dcpe_trap_vector_tl1:
membar #Sync
@@ -1036,13 +883,14 @@ cheetah_plus_icpe_trap_vector:
nop
do_cheetah_plus_insn_parity:
- ba,pt %xcc, etrap
+ rdpr %pil, %g2
+ wrpr %g0, 15, %pil
+ ba,pt %xcc, etrap_irq
rd %pc, %g7
mov 0x1, %o0
call cheetah_plus_parity_error
add %sp, PTREGS_OFF, %o1
- ba,pt %xcc, rtrap
- clr %l6
+ ba,a,pt %xcc, rtrap_irq
cheetah_plus_icpe_trap_vector_tl1:
membar #Sync
@@ -1075,6 +923,10 @@ do_dcpe_tl1:
nop
wrpr %g1, %tl ! Restore original trap level
do_dcpe_tl1_nonfatal: /* Ok we may use interrupt globals safely. */
+ sethi %hi(dcache_parity_tl1_occurred), %g2
+ lduw [%g2 + %lo(dcache_parity_tl1_occurred)], %g1
+ add %g1, 1, %g1
+ stw %g1, [%g2 + %lo(dcache_parity_tl1_occurred)]
/* Reset D-cache parity */
sethi %hi(1 << 16), %g1 ! D-cache size
mov (1 << 5), %g2 ! D-cache line size
@@ -1121,6 +973,10 @@ do_icpe_tl1:
nop
wrpr %g1, %tl ! Restore original trap level
do_icpe_tl1_nonfatal: /* Ok we may use interrupt globals safely. */
+ sethi %hi(icache_parity_tl1_occurred), %g2
+ lduw [%g2 + %lo(icache_parity_tl1_occurred)], %g1
+ add %g1, 1, %g1
+ stw %g1, [%g2 + %lo(icache_parity_tl1_occurred)]
/* Flush I-cache */
sethi %hi(1 << 15), %g1 ! I-cache size
mov (1 << 5), %g2 ! I-cache line size
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index 1fa06c4e3bdb..ecc748fb9ad7 100644
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -80,15 +80,165 @@ sparc_ramdisk_image64:
.xword 0
.word _end
- /* We must be careful, 32-bit OpenBOOT will get confused if it
- * tries to save away a register window to a 64-bit kernel
- * stack address. Flush all windows, disable interrupts,
- * remap if necessary, jump onto kernel trap table, then kernel
- * stack, or else we die.
+ /* PROM cif handler code address is in %o4. */
+sparc64_boot:
+1: rd %pc, %g7
+ set 1b, %g1
+ cmp %g1, %g7
+ be,pn %xcc, sparc64_boot_after_remap
+ mov %o4, %l7
+
+ /* We need to remap the kernel. Use position independant
+ * code to remap us to KERNBASE.
*
- * PROM entry point is on %o4
+ * SILO can invoke us with 32-bit address masking enabled,
+ * so make sure that's clear.
*/
-sparc64_boot:
+ rdpr %pstate, %g1
+ andn %g1, PSTATE_AM, %g1
+ wrpr %g1, 0x0, %pstate
+ ba,a,pt %xcc, 1f
+
+ .globl prom_finddev_name, prom_chosen_path
+ .globl prom_getprop_name, prom_mmu_name
+ .globl prom_callmethod_name, prom_translate_name
+ .globl prom_map_name, prom_unmap_name, prom_mmu_ihandle_cache
+ .globl prom_boot_mapped_pc, prom_boot_mapping_mode
+ .globl prom_boot_mapping_phys_high, prom_boot_mapping_phys_low
+prom_finddev_name:
+ .asciz "finddevice"
+prom_chosen_path:
+ .asciz "/chosen"
+prom_getprop_name:
+ .asciz "getprop"
+prom_mmu_name:
+ .asciz "mmu"
+prom_callmethod_name:
+ .asciz "call-method"
+prom_translate_name:
+ .asciz "translate"
+prom_map_name:
+ .asciz "map"
+prom_unmap_name:
+ .asciz "unmap"
+ .align 4
+prom_mmu_ihandle_cache:
+ .word 0
+prom_boot_mapped_pc:
+ .word 0
+prom_boot_mapping_mode:
+ .word 0
+ .align 8
+prom_boot_mapping_phys_high:
+ .xword 0
+prom_boot_mapping_phys_low:
+ .xword 0
+1:
+ rd %pc, %l0
+ mov (1b - prom_finddev_name), %l1
+ mov (1b - prom_chosen_path), %l2
+ mov (1b - prom_boot_mapped_pc), %l3
+ sub %l0, %l1, %l1
+ sub %l0, %l2, %l2
+ sub %l0, %l3, %l3
+ stw %l0, [%l3]
+ sub %sp, (192 + 128), %sp
+
+ /* chosen_node = prom_finddevice("/chosen") */
+ stx %l1, [%sp + 2047 + 128 + 0x00] ! service, "finddevice"
+ mov 1, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x08] ! num_args, 1
+ stx %l3, [%sp + 2047 + 128 + 0x10] ! num_rets, 1
+ stx %l2, [%sp + 2047 + 128 + 0x18] ! arg1, "/chosen"
+ stx %g0, [%sp + 2047 + 128 + 0x20] ! ret1
+ call %l7
+ add %sp, (2047 + 128), %o0 ! argument array
+
+ ldx [%sp + 2047 + 128 + 0x20], %l4 ! chosen device node
+
+ mov (1b - prom_getprop_name), %l1
+ mov (1b - prom_mmu_name), %l2
+ mov (1b - prom_mmu_ihandle_cache), %l5
+ sub %l0, %l1, %l1
+ sub %l0, %l2, %l2
+ sub %l0, %l5, %l5
+
+ /* prom_mmu_ihandle_cache = prom_getint(chosen_node, "mmu") */
+ stx %l1, [%sp + 2047 + 128 + 0x00] ! service, "getprop"
+ mov 4, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x08] ! num_args, 4
+ mov 1, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x10] ! num_rets, 1
+ stx %l4, [%sp + 2047 + 128 + 0x18] ! arg1, chosen_node
+ stx %l2, [%sp + 2047 + 128 + 0x20] ! arg2, "mmu"
+ stx %l5, [%sp + 2047 + 128 + 0x28] ! arg3, &prom_mmu_ihandle_cache
+ mov 4, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x30] ! arg4, sizeof(arg3)
+ stx %g0, [%sp + 2047 + 128 + 0x38] ! ret1
+ call %l7
+ add %sp, (2047 + 128), %o0 ! argument array
+
+ mov (1b - prom_callmethod_name), %l1
+ mov (1b - prom_translate_name), %l2
+ sub %l0, %l1, %l1
+ sub %l0, %l2, %l2
+ lduw [%l5], %l5 ! prom_mmu_ihandle_cache
+
+ stx %l1, [%sp + 2047 + 128 + 0x00] ! service, "call-method"
+ mov 3, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x08] ! num_args, 3
+ mov 5, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x10] ! num_rets, 5
+ stx %l2, [%sp + 2047 + 128 + 0x18] ! arg1: "translate"
+ stx %l5, [%sp + 2047 + 128 + 0x20] ! arg2: prom_mmu_ihandle_cache
+ srlx %l0, 22, %l3
+ sllx %l3, 22, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x28] ! arg3: vaddr, our PC
+ stx %g0, [%sp + 2047 + 128 + 0x30] ! res1
+ stx %g0, [%sp + 2047 + 128 + 0x38] ! res2
+ stx %g0, [%sp + 2047 + 128 + 0x40] ! res3
+ stx %g0, [%sp + 2047 + 128 + 0x48] ! res4
+ stx %g0, [%sp + 2047 + 128 + 0x50] ! res5
+ call %l7
+ add %sp, (2047 + 128), %o0 ! argument array
+
+ ldx [%sp + 2047 + 128 + 0x40], %l1 ! translation mode
+ mov (1b - prom_boot_mapping_mode), %l4
+ sub %l0, %l4, %l4
+ stw %l1, [%l4]
+ mov (1b - prom_boot_mapping_phys_high), %l4
+ sub %l0, %l4, %l4
+ ldx [%sp + 2047 + 128 + 0x48], %l2 ! physaddr high
+ stx %l2, [%l4 + 0x0]
+ ldx [%sp + 2047 + 128 + 0x50], %l3 ! physaddr low
+ stx %l3, [%l4 + 0x8]
+
+ /* Leave service as-is, "call-method" */
+ mov 7, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x08] ! num_args, 7
+ mov 1, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x10] ! num_rets, 1
+ mov (1b - prom_map_name), %l3
+ sub %l0, %l3, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x18] ! arg1: "map"
+ /* Leave arg2 as-is, prom_mmu_ihandle_cache */
+ mov -1, %l3
+ stx %l3, [%sp + 2047 + 128 + 0x28] ! arg3: mode (-1 default)
+ sethi %hi(8 * 1024 * 1024), %l3
+ stx %l3, [%sp + 2047 + 128 + 0x30] ! arg4: size (8MB)
+ sethi %hi(KERNBASE), %l3
+ stx %l3, [%sp + 2047 + 128 + 0x38] ! arg5: vaddr (KERNBASE)
+ stx %g0, [%sp + 2047 + 128 + 0x40] ! arg6: empty
+ mov (1b - prom_boot_mapping_phys_low), %l3
+ sub %l0, %l3, %l3
+ ldx [%l3], %l3
+ stx %l3, [%sp + 2047 + 128 + 0x48] ! arg7: phys addr
+ call %l7
+ add %sp, (2047 + 128), %o0 ! argument array
+
+ add %sp, (192 + 128), %sp
+
+sparc64_boot_after_remap:
BRANCH_IF_CHEETAH_BASE(g1,g7,cheetah_boot)
BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(g1,g7,cheetah_plus_boot)
ba,pt %xcc, spitfire_boot
@@ -125,185 +275,7 @@ cheetah_generic_boot:
stxa %g0, [%g3] ASI_IMMU
membar #Sync
- wrpr %g0, (PSTATE_PRIV|PSTATE_PEF|PSTATE_IE), %pstate
- wr %g0, 0, %fprs
-
- /* Just like for Spitfire, we probe itlb-2 for a mapping which
- * matches our current %pc. We take the physical address in
- * that mapping and use it to make our own.
- */
-
- /* %g5 holds the tlb data */
- sethi %uhi(_PAGE_VALID | _PAGE_SZ4MB), %g5
- sllx %g5, 32, %g5
- or %g5, (_PAGE_CP | _PAGE_CV | _PAGE_P | _PAGE_L | _PAGE_W | _PAGE_G), %g5
-
- /* Put PADDR tlb data mask into %g3. */
- sethi %uhi(_PAGE_PADDR), %g3
- or %g3, %ulo(_PAGE_PADDR), %g3
- sllx %g3, 32, %g3
- sethi %hi(_PAGE_PADDR), %g7
- or %g7, %lo(_PAGE_PADDR), %g7
- or %g3, %g7, %g3
-
- set 2 << 16, %l0 /* TLB entry walker. */
- set 0x1fff, %l2 /* Page mask. */
- rd %pc, %l3
- andn %l3, %l2, %g2 /* vaddr comparator */
-
-1: ldxa [%l0] ASI_ITLB_TAG_READ, %g1
- membar #Sync
- andn %g1, %l2, %g1
- cmp %g1, %g2
- be,pn %xcc, cheetah_got_tlbentry
- nop
- and %l0, (127 << 3), %g1
- cmp %g1, (127 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- /* Search the small TLB. OBP never maps us like that but
- * newer SILO can.
- */
- clr %l0
-
-1: ldxa [%l0] ASI_ITLB_TAG_READ, %g1
- membar #Sync
- andn %g1, %l2, %g1
- cmp %g1, %g2
- be,pn %xcc, cheetah_got_tlbentry
- nop
- cmp %l0, (15 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- /* BUG() if we get here... */
- ta 0x5
-
-cheetah_got_tlbentry:
- ldxa [%l0] ASI_ITLB_DATA_ACCESS, %g0
- ldxa [%l0] ASI_ITLB_DATA_ACCESS, %g1
- membar #Sync
- and %g1, %g3, %g1
- set 0x5fff, %l0
- andn %g1, %l0, %g1
- or %g5, %g1, %g5
-
- /* Clear out any KERNBASE area entries. */
- set 2 << 16, %l0
- sethi %hi(KERNBASE), %g3
- sethi %hi(KERNBASE<<1), %g7
- mov TLB_TAG_ACCESS, %l7
-
- /* First, check ITLB */
-1: ldxa [%l0] ASI_ITLB_TAG_READ, %g1
- membar #Sync
- andn %g1, %l2, %g1
- cmp %g1, %g3
- blu,pn %xcc, 2f
- cmp %g1, %g7
- bgeu,pn %xcc, 2f
- nop
- stxa %g0, [%l7] ASI_IMMU
- membar #Sync
- stxa %g0, [%l0] ASI_ITLB_DATA_ACCESS
- membar #Sync
-
-2: and %l0, (127 << 3), %g1
- cmp %g1, (127 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- /* Next, check DTLB */
- set 2 << 16, %l0
-1: ldxa [%l0] ASI_DTLB_TAG_READ, %g1
- membar #Sync
- andn %g1, %l2, %g1
- cmp %g1, %g3
- blu,pn %xcc, 2f
- cmp %g1, %g7
- bgeu,pn %xcc, 2f
- nop
- stxa %g0, [%l7] ASI_DMMU
- membar #Sync
- stxa %g0, [%l0] ASI_DTLB_DATA_ACCESS
- membar #Sync
-
-2: and %l0, (511 << 3), %g1
- cmp %g1, (511 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- /* On Cheetah+, have to check second DTLB. */
- BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(g1,l0,2f)
- ba,pt %xcc, 9f
- nop
-
-2: set 3 << 16, %l0
-1: ldxa [%l0] ASI_DTLB_TAG_READ, %g1
- membar #Sync
- andn %g1, %l2, %g1
- cmp %g1, %g3
- blu,pn %xcc, 2f
- cmp %g1, %g7
- bgeu,pn %xcc, 2f
- nop
- stxa %g0, [%l7] ASI_DMMU
- membar #Sync
- stxa %g0, [%l0] ASI_DTLB_DATA_ACCESS
- membar #Sync
-
-2: and %l0, (511 << 3), %g1
- cmp %g1, (511 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
-9:
-
- /* Now lock the TTE we created into ITLB-0 and DTLB-0,
- * entry 15 (and maybe 14 too).
- */
- sethi %hi(KERNBASE), %g3
- set (0 << 16) | (15 << 3), %g7
- stxa %g3, [%l7] ASI_DMMU
- membar #Sync
- stxa %g5, [%g7] ASI_DTLB_DATA_ACCESS
- membar #Sync
- stxa %g3, [%l7] ASI_IMMU
- membar #Sync
- stxa %g5, [%g7] ASI_ITLB_DATA_ACCESS
- membar #Sync
- flush %g3
- membar #Sync
- sethi %hi(_end), %g3 /* Check for bigkernel case */
- or %g3, %lo(_end), %g3
- srl %g3, 23, %g3 /* Check if _end > 8M */
- brz,pt %g3, 1f
- sethi %hi(KERNBASE), %g3 /* Restore for fixup code below */
- sethi %hi(0x400000), %g3
- or %g3, %lo(0x400000), %g3
- add %g5, %g3, %g5 /* New tte data */
- andn %g5, (_PAGE_G), %g5
- sethi %hi(KERNBASE+0x400000), %g3
- or %g3, %lo(KERNBASE+0x400000), %g3
- set (0 << 16) | (14 << 3), %g7
- stxa %g3, [%l7] ASI_DMMU
- membar #Sync
- stxa %g5, [%g7] ASI_DTLB_DATA_ACCESS
- membar #Sync
- stxa %g3, [%l7] ASI_IMMU
- membar #Sync
- stxa %g5, [%g7] ASI_ITLB_DATA_ACCESS
- membar #Sync
- flush %g3
- membar #Sync
- sethi %hi(KERNBASE), %g3 /* Restore for fixup code below */
- ba,pt %xcc, 1f
- nop
-
-1: set sun4u_init, %g2
- jmpl %g2 + %g0, %g0
- nop
+ ba,a,pt %xcc, jump_to_sun4u_init
spitfire_boot:
/* Typically PROM has already enabled both MMU's and both on-chip
@@ -313,6 +285,7 @@ spitfire_boot:
stxa %g1, [%g0] ASI_LSU_CONTROL
membar #Sync
+jump_to_sun4u_init:
/*
* Make sure we are in privileged mode, have address masking,
* using the ordinary globals and have enabled floating
@@ -324,151 +297,6 @@ spitfire_boot:
wrpr %g0, (PSTATE_PRIV|PSTATE_PEF|PSTATE_IE), %pstate
wr %g0, 0, %fprs
-spitfire_create_mappings:
- /* %g5 holds the tlb data */
- sethi %uhi(_PAGE_VALID | _PAGE_SZ4MB), %g5
- sllx %g5, 32, %g5
- or %g5, (_PAGE_CP | _PAGE_CV | _PAGE_P | _PAGE_L | _PAGE_W | _PAGE_G), %g5
-
- /* Base of physical memory cannot reliably be assumed to be
- * at 0x0! Figure out where it happens to be. -DaveM
- */
-
- /* Put PADDR tlb data mask into %g3. */
- sethi %uhi(_PAGE_PADDR_SF), %g3
- or %g3, %ulo(_PAGE_PADDR_SF), %g3
- sllx %g3, 32, %g3
- sethi %hi(_PAGE_PADDR_SF), %g7
- or %g7, %lo(_PAGE_PADDR_SF), %g7
- or %g3, %g7, %g3
-
- /* Walk through entire ITLB, looking for entry which maps
- * our %pc currently, stick PADDR from there into %g5 tlb data.
- */
- clr %l0 /* TLB entry walker. */
- set 0x1fff, %l2 /* Page mask. */
- rd %pc, %l3
- andn %l3, %l2, %g2 /* vaddr comparator */
-1:
- /* Yes, the nops seem to be necessary for now, don't ask me why. -DaveM */
- ldxa [%l0] ASI_ITLB_TAG_READ, %g1
- nop
- nop
- nop
- andn %g1, %l2, %g1 /* Get vaddr */
- cmp %g1, %g2
- be,a,pn %xcc, spitfire_got_tlbentry
- ldxa [%l0] ASI_ITLB_DATA_ACCESS, %g1
- cmp %l0, (63 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- /* BUG() if we get here... */
- ta 0x5
-
-spitfire_got_tlbentry:
- /* Nops here again, perhaps Cheetah/Blackbird are better behaved... */
- nop
- nop
- nop
- and %g1, %g3, %g1 /* Mask to just get paddr bits. */
- set 0x5fff, %l3 /* Mask offset to get phys base. */
- andn %g1, %l3, %g1
-
- /* NOTE: We hold on to %g1 paddr base as we need it below to lock
- * NOTE: the PROM cif code into the TLB.
- */
-
- or %g5, %g1, %g5 /* Or it into TAG being built. */
-
- clr %l0 /* TLB entry walker. */
- sethi %hi(KERNBASE), %g3 /* 4M lower limit */
- sethi %hi(KERNBASE<<1), %g7 /* 8M upper limit */
- mov TLB_TAG_ACCESS, %l7
-1:
- /* Yes, the nops seem to be necessary for now, don't ask me why. -DaveM */
- ldxa [%l0] ASI_ITLB_TAG_READ, %g1
- nop
- nop
- nop
- andn %g1, %l2, %g1 /* Get vaddr */
- cmp %g1, %g3
- blu,pn %xcc, 2f
- cmp %g1, %g7
- bgeu,pn %xcc, 2f
- nop
- stxa %g0, [%l7] ASI_IMMU
- stxa %g0, [%l0] ASI_ITLB_DATA_ACCESS
- membar #Sync
-2:
- cmp %l0, (63 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- nop; nop; nop
-
- clr %l0 /* TLB entry walker. */
-1:
- /* Yes, the nops seem to be necessary for now, don't ask me why. -DaveM */
- ldxa [%l0] ASI_DTLB_TAG_READ, %g1
- nop
- nop
- nop
- andn %g1, %l2, %g1 /* Get vaddr */
- cmp %g1, %g3
- blu,pn %xcc, 2f
- cmp %g1, %g7
- bgeu,pn %xcc, 2f
- nop
- stxa %g0, [%l7] ASI_DMMU
- stxa %g0, [%l0] ASI_DTLB_DATA_ACCESS
- membar #Sync
-2:
- cmp %l0, (63 << 3)
- blu,pt %xcc, 1b
- add %l0, (1 << 3), %l0
-
- nop; nop; nop
-
-
- /* PROM never puts any TLB entries into the MMU with the lock bit
- * set. So we gladly use tlb entry 63 for KERNBASE. And maybe 62 too.
- */
-
- sethi %hi(KERNBASE), %g3
- mov (63 << 3), %g7
- stxa %g3, [%l7] ASI_DMMU /* KERNBASE into TLB TAG */
- stxa %g5, [%g7] ASI_DTLB_DATA_ACCESS /* TTE into TLB DATA */
- membar #Sync
- stxa %g3, [%l7] ASI_IMMU /* KERNBASE into TLB TAG */
- stxa %g5, [%g7] ASI_ITLB_DATA_ACCESS /* TTE into TLB DATA */
- membar #Sync
- flush %g3
- membar #Sync
- sethi %hi(_end), %g3 /* Check for bigkernel case */
- or %g3, %lo(_end), %g3
- srl %g3, 23, %g3 /* Check if _end > 8M */
- brz,pt %g3, 2f
- sethi %hi(KERNBASE), %g3 /* Restore for fixup code below */
- sethi %hi(0x400000), %g3
- or %g3, %lo(0x400000), %g3
- add %g5, %g3, %g5 /* New tte data */
- andn %g5, (_PAGE_G), %g5
- sethi %hi(KERNBASE+0x400000), %g3
- or %g3, %lo(KERNBASE+0x400000), %g3
- mov (62 << 3), %g7
- stxa %g3, [%l7] ASI_DMMU
- stxa %g5, [%g7] ASI_DTLB_DATA_ACCESS
- membar #Sync
- stxa %g3, [%l7] ASI_IMMU
- stxa %g5, [%g7] ASI_ITLB_DATA_ACCESS
- membar #Sync
- flush %g3
- membar #Sync
- sethi %hi(KERNBASE), %g3 /* Restore for fixup code below */
-2: ba,pt %xcc, 1f
- nop
-1:
set sun4u_init, %g2
jmpl %g2 + %g0, %g0
nop
@@ -483,38 +311,12 @@ sun4u_init:
stxa %g0, [%g7] ASI_DMMU
membar #Sync
- /* We are now safely (we hope) in Nucleus context (0), rewrite
- * the KERNBASE TTE's so they no longer have the global bit set.
- * Don't forget to setup TAG_ACCESS first 8-)
- */
- mov TLB_TAG_ACCESS, %g2
- stxa %g3, [%g2] ASI_IMMU
- stxa %g3, [%g2] ASI_DMMU
- membar #Sync
-
BRANCH_IF_ANY_CHEETAH(g1,g7,cheetah_tlb_fixup)
ba,pt %xcc, spitfire_tlb_fixup
nop
cheetah_tlb_fixup:
- set (0 << 16) | (15 << 3), %g7
- ldxa [%g7] ASI_ITLB_DATA_ACCESS, %g0
- ldxa [%g7] ASI_ITLB_DATA_ACCESS, %g1
- andn %g1, (_PAGE_G), %g1
- stxa %g1, [%g7] ASI_ITLB_DATA_ACCESS
- membar #Sync
-
- ldxa [%g7] ASI_DTLB_DATA_ACCESS, %g0
- ldxa [%g7] ASI_DTLB_DATA_ACCESS, %g1
- andn %g1, (_PAGE_G), %g1
- stxa %g1, [%g7] ASI_DTLB_DATA_ACCESS
- membar #Sync
-
- /* Kill instruction prefetch queues. */
- flush %g3
- membar #Sync
-
mov 2, %g2 /* Set TLB type to cheetah+. */
BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(g1,g7,1f)
@@ -551,21 +353,6 @@ cheetah_tlb_fixup:
nop
spitfire_tlb_fixup:
- mov (63 << 3), %g7
- ldxa [%g7] ASI_ITLB_DATA_ACCESS, %g1
- andn %g1, (_PAGE_G), %g1
- stxa %g1, [%g7] ASI_ITLB_DATA_ACCESS
- membar #Sync
-
- ldxa [%g7] ASI_DTLB_DATA_ACCESS, %g1
- andn %g1, (_PAGE_G), %g1
- stxa %g1, [%g7] ASI_DTLB_DATA_ACCESS
- membar #Sync
-
- /* Kill instruction prefetch queues. */
- flush %g3
- membar #Sync
-
/* Set TLB type to spitfire. */
mov 0, %g2
sethi %hi(tlb_type), %g1
@@ -578,24 +365,6 @@ tlb_fixup_done:
mov %sp, %l6
mov %o4, %l7
-#if 0 /* We don't do it like this anymore, but for historical hack value
- * I leave this snippet here to show how crazy we can be sometimes. 8-)
- */
-
- /* Setup "Linux Current Register", thanks Sun 8-) */
- wr %g0, 0x1, %pcr
-
- /* Blackbird errata workaround. See commentary in
- * smp.c:smp_percpu_timer_interrupt() for more
- * information.
- */
- ba,pt %xcc, 99f
- nop
- .align 64
-99: wr %g6, %g0, %pic
- rd %pic, %g0
-#endif
-
wr %g0, ASI_P, %asi
mov 1, %g1
sllx %g1, THREAD_SHIFT, %g1
@@ -756,12 +525,7 @@ bootup_user_stack_end:
#include "ttable.S"
#include "systbls.S"
-
- .align 1024
- .globl swapper_pg_dir
-swapper_pg_dir:
- .word 0
-
+#include "ktlb.S"
#include "etrap.S"
#include "rtrap.S"
#include "winfixup.S"
diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S
new file mode 100644
index 000000000000..7796b37f478c
--- /dev/null
+++ b/arch/sparc64/kernel/ktlb.S
@@ -0,0 +1,198 @@
+/* arch/sparc64/kernel/ktlb.S: Kernel mapping TLB miss handling.
+ *
+ * Copyright (C) 1995, 1997, 2005 David S. Miller <davem@davemloft.net>
+ * Copyright (C) 1996 Eddie C. Dost (ecd@brainaid.de)
+ * Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
+ * Copyright (C) 1996,98,99 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
+*/
+
+#include <linux/config.h>
+#include <asm/head.h>
+#include <asm/asi.h>
+#include <asm/page.h>
+#include <asm/pgtable.h>
+
+ .text
+ .align 32
+
+/*
+ * On a second level vpte miss, check whether the original fault is to the OBP
+ * range (note that this is only possible for instruction miss, data misses to
+ * obp range do not use vpte). If so, go back directly to the faulting address.
+ * This is because we want to read the tpc, otherwise we have no way of knowing
+ * the 8k aligned faulting address if we are using >8k kernel pagesize. This
+ * also ensures no vpte range addresses are dropped into tlb while obp is
+ * executing (see inherit_locked_prom_mappings() rant).
+ */
+sparc64_vpte_nucleus:
+ /* Note that kvmap below has verified that the address is
+ * in the range MODULES_VADDR --> VMALLOC_END already. So
+ * here we need only check if it is an OBP address or not.
+ */
+ sethi %hi(LOW_OBP_ADDRESS), %g5
+ cmp %g4, %g5
+ blu,pn %xcc, kern_vpte
+ mov 0x1, %g5
+ sllx %g5, 32, %g5
+ cmp %g4, %g5
+ blu,pn %xcc, vpte_insn_obp
+ nop
+
+ /* These two instructions are patched by paginig_init(). */
+kern_vpte:
+ sethi %hi(swapper_pgd_zero), %g5
+ lduw [%g5 + %lo(swapper_pgd_zero)], %g5
+
+ /* With kernel PGD in %g5, branch back into dtlb_backend. */
+ ba,pt %xcc, sparc64_kpte_continue
+ andn %g1, 0x3, %g1 /* Finish PMD offset adjustment. */
+
+vpte_noent:
+ /* Restore previous TAG_ACCESS, %g5 is zero, and we will
+ * skip over the trap instruction so that the top level
+ * TLB miss handler will thing this %g5 value is just an
+ * invalid PTE, thus branching to full fault processing.
+ */
+ mov TLB_SFSR, %g1
+ stxa %g4, [%g1 + %g1] ASI_DMMU
+ done
+
+vpte_insn_obp:
+ sethi %hi(prom_pmd_phys), %g5
+ ldx [%g5 + %lo(prom_pmd_phys)], %g5
+
+ /* Behave as if we are at TL0. */
+ wrpr %g0, 1, %tl
+ rdpr %tpc, %g4 /* Find original faulting iaddr */
+ srlx %g4, 13, %g4 /* Throw out context bits */
+ sllx %g4, 13, %g4 /* g4 has vpn + ctx0 now */
+
+ /* Restore previous TAG_ACCESS. */
+ mov TLB_SFSR, %g1
+ stxa %g4, [%g1 + %g1] ASI_IMMU
+
+ /* Get PMD offset. */
+ srlx %g4, 23, %g6
+ and %g6, 0x7ff, %g6
+ sllx %g6, 2, %g6
+
+ /* Load PMD, is it valid? */
+ lduwa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brz,pn %g5, longpath
+ sllx %g5, 11, %g5
+
+ /* Get PTE offset. */
+ srlx %g4, 13, %g6
+ and %g6, 0x3ff, %g6
+ sllx %g6, 3, %g6
+
+ /* Load PTE. */
+ ldxa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brgez,pn %g5, longpath
+ nop
+
+ /* TLB load and return from trap. */
+ stxa %g5, [%g0] ASI_ITLB_DATA_IN
+ retry
+
+kvmap_do_obp:
+ sethi %hi(prom_pmd_phys), %g5
+ ldx [%g5 + %lo(prom_pmd_phys)], %g5
+
+ /* Get PMD offset. */
+ srlx %g4, 23, %g6
+ and %g6, 0x7ff, %g6
+ sllx %g6, 2, %g6
+
+ /* Load PMD, is it valid? */
+ lduwa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brz,pn %g5, longpath
+ sllx %g5, 11, %g5
+
+ /* Get PTE offset. */
+ srlx %g4, 13, %g6
+ and %g6, 0x3ff, %g6
+ sllx %g6, 3, %g6
+
+ /* Load PTE. */
+ ldxa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brgez,pn %g5, longpath
+ nop
+
+ /* TLB load and return from trap. */
+ stxa %g5, [%g0] ASI_DTLB_DATA_IN
+ retry
+
+/*
+ * On a first level data miss, check whether this is to the OBP range (note
+ * that such accesses can be made by prom, as well as by kernel using
+ * prom_getproperty on "address"), and if so, do not use vpte access ...
+ * rather, use information saved during inherit_prom_mappings() using 8k
+ * pagesize.
+ */
+ .align 32
+kvmap:
+ brgez,pn %g4, kvmap_nonlinear
+ nop
+
+#ifdef CONFIG_DEBUG_PAGEALLOC
+ .globl kvmap_linear_patch
+kvmap_linear_patch:
+#endif
+ ba,pt %xcc, kvmap_load
+ xor %g2, %g4, %g5
+
+#ifdef CONFIG_DEBUG_PAGEALLOC
+ sethi %hi(swapper_pg_dir), %g5
+ or %g5, %lo(swapper_pg_dir), %g5
+ sllx %g4, 64 - (PGDIR_SHIFT + PGDIR_BITS), %g6
+ srlx %g6, 64 - PAGE_SHIFT, %g6
+ andn %g6, 0x3, %g6
+ lduw [%g5 + %g6], %g5
+ brz,pn %g5, longpath
+ sllx %g4, 64 - (PMD_SHIFT + PMD_BITS), %g6
+ srlx %g6, 64 - PAGE_SHIFT, %g6
+ sllx %g5, 11, %g5
+ andn %g6, 0x3, %g6
+ lduwa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brz,pn %g5, longpath
+ sllx %g4, 64 - PMD_SHIFT, %g6
+ srlx %g6, 64 - PAGE_SHIFT, %g6
+ sllx %g5, 11, %g5
+ andn %g6, 0x7, %g6
+ ldxa [%g5 + %g6] ASI_PHYS_USE_EC, %g5
+ brz,pn %g5, longpath
+ nop
+ ba,a,pt %xcc, kvmap_load
+#endif
+
+kvmap_nonlinear:
+ sethi %hi(MODULES_VADDR), %g5
+ cmp %g4, %g5
+ blu,pn %xcc, longpath
+ mov (VMALLOC_END >> 24), %g5
+ sllx %g5, 24, %g5
+ cmp %g4, %g5
+ bgeu,pn %xcc, longpath
+ nop
+
+kvmap_check_obp:
+ sethi %hi(LOW_OBP_ADDRESS), %g5
+ cmp %g4, %g5
+ blu,pn %xcc, kvmap_vmalloc_addr
+ mov 0x1, %g5
+ sllx %g5, 32, %g5
+ cmp %g4, %g5
+ blu,pn %xcc, kvmap_do_obp
+ nop
+
+kvmap_vmalloc_addr:
+ /* If we get here, a vmalloc addr was accessed, load kernel VPTE. */
+ ldxa [%g3 + %g6] ASI_N, %g5
+ brgez,pn %g5, longpath
+ nop
+
+kvmap_load:
+ /* PTE is valid, load into TLB and return from trap. */
+ stxa %g5, [%g0] ASI_DTLB_DATA_IN ! Reload TLB
+ retry
diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index 331382e1a75d..cae5b61fe2f0 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -330,7 +330,7 @@ static int schizo_ino_to_pil(struct pci_dev *pdev, unsigned int ino)
static void tomatillo_wsync_handler(struct ino_bucket *bucket, void *_arg1, void *_arg2)
{
unsigned long sync_reg = (unsigned long) _arg2;
- u64 mask = 1 << (__irq_ino(__irq(bucket)) & IMAP_INO);
+ u64 mask = 1UL << (__irq_ino(__irq(bucket)) & IMAP_INO);
u64 val;
int limit;
diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c
index ddbed3341a23..8e8baf2354df 100644
--- a/arch/sparc64/kernel/setup.c
+++ b/arch/sparc64/kernel/setup.c
@@ -496,7 +496,6 @@ extern void paging_init(void);
void __init setup_arch(char **cmdline_p)
{
- unsigned long highest_paddr;
int i;
/* Initialize PROM console and command line. */
@@ -519,11 +518,7 @@ void __init setup_arch(char **cmdline_p)
idprom_init();
(void) prom_probe_memory();
- /* In paging_init() we tip off this value to see if we need
- * to change init_mm.pgd to point to the real alias mapping.
- */
phys_base = 0xffffffffffffffffUL;
- highest_paddr = 0UL;
for (i = 0; sp_banks[i].num_bytes != 0; i++) {
unsigned long top;
@@ -531,25 +526,10 @@ void __init setup_arch(char **cmdline_p)
phys_base = sp_banks[i].base_addr;
top = sp_banks[i].base_addr +
sp_banks[i].num_bytes;
- if (highest_paddr < top)
- highest_paddr = top;
}
pfn_base = phys_base >> PAGE_SHIFT;
- switch (tlb_type) {
- default:
- case spitfire:
- kern_base = spitfire_get_itlb_data(sparc64_highest_locked_tlbent());
- kern_base &= _PAGE_PADDR_SF;
- break;
-
- case cheetah:
- case cheetah_plus:
- kern_base = cheetah_get_litlb_data(sparc64_highest_locked_tlbent());
- kern_base &= _PAGE_PADDR;
- break;
- };
-
+ kern_base = (prom_boot_mapping_phys_low >> 22UL) << 22UL;
kern_size = (unsigned long)&_end - (unsigned long)KERNBASE;
if (!root_flags)
@@ -625,6 +605,9 @@ extern void smp_info(struct seq_file *);
extern void smp_bogo(struct seq_file *);
extern void mmu_info(struct seq_file *);
+unsigned int dcache_parity_tl1_occurred;
+unsigned int icache_parity_tl1_occurred;
+
static int show_cpuinfo(struct seq_file *m, void *__unused)
{
seq_printf(m,
@@ -635,6 +618,8 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
"type\t\t: sun4u\n"
"ncpus probed\t: %ld\n"
"ncpus active\t: %ld\n"
+ "D$ parity tl1\t: %u\n"
+ "I$ parity tl1\t: %u\n"
#ifndef CONFIG_SMP
"Cpu0Bogo\t: %lu.%02lu\n"
"Cpu0ClkTck\t: %016lx\n"
@@ -647,7 +632,9 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
(prom_prev >> 8) & 0xff,
prom_prev & 0xff,
(long)num_possible_cpus(),
- (long)num_online_cpus()
+ (long)num_online_cpus(),
+ dcache_parity_tl1_occurred,
+ icache_parity_tl1_occurred
#ifndef CONFIG_SMP
, cpu_data(0).udelay_val/(500000/HZ),
(cpu_data(0).udelay_val/(5000/HZ)) % 100,
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index b4fc6a5462b2..590df5a16f5a 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -93,6 +93,27 @@ void __init smp_store_cpu_info(int id)
cpu_data(id).pte_cache[1] = NULL;
cpu_data(id).pgd_cache = NULL;
cpu_data(id).idle_volume = 1;
+
+ cpu_data(id).dcache_size = prom_getintdefault(cpu_node, "dcache-size",
+ 16 * 1024);
+ cpu_data(id).dcache_line_size =
+ prom_getintdefault(cpu_node, "dcache-line-size", 32);
+ cpu_data(id).icache_size = prom_getintdefault(cpu_node, "icache-size",
+ 16 * 1024);
+ cpu_data(id).icache_line_size =
+ prom_getintdefault(cpu_node, "icache-line-size", 32);
+ cpu_data(id).ecache_size = prom_getintdefault(cpu_node, "ecache-size",
+ 4 * 1024 * 1024);
+ cpu_data(id).ecache_line_size =
+ prom_getintdefault(cpu_node, "ecache-line-size", 64);
+ printk("CPU[%d]: Caches "
+ "D[sz(%d):line_sz(%d)] "
+ "I[sz(%d):line_sz(%d)] "
+ "E[sz(%d):line_sz(%d)]\n",
+ id,
+ cpu_data(id).dcache_size, cpu_data(id).dcache_line_size,
+ cpu_data(id).icache_size, cpu_data(id).icache_line_size,
+ cpu_data(id).ecache_size, cpu_data(id).ecache_line_size);
}
static void smp_setup_percpu_timer(void);
diff --git a/arch/sparc64/kernel/trampoline.S b/arch/sparc64/kernel/trampoline.S
index 3a145fc39cf2..89f2fcfcd662 100644
--- a/arch/sparc64/kernel/trampoline.S
+++ b/arch/sparc64/kernel/trampoline.S
@@ -119,8 +119,8 @@ startup_continue:
sethi %hi(itlb_load), %g2
or %g2, %lo(itlb_load), %g2
stx %g2, [%sp + 2047 + 128 + 0x18]
- sethi %hi(mmu_ihandle_cache), %g2
- lduw [%g2 + %lo(mmu_ihandle_cache)], %g2
+ sethi %hi(prom_mmu_ihandle_cache), %g2
+ lduw [%g2 + %lo(prom_mmu_ihandle_cache)], %g2
stx %g2, [%sp + 2047 + 128 + 0x20]
sethi %hi(KERNBASE), %g2
stx %g2, [%sp + 2047 + 128 + 0x28]
@@ -156,8 +156,8 @@ startup_continue:
sethi %hi(itlb_load), %g2
or %g2, %lo(itlb_load), %g2
stx %g2, [%sp + 2047 + 128 + 0x18]
- sethi %hi(mmu_ihandle_cache), %g2
- lduw [%g2 + %lo(mmu_ihandle_cache)], %g2
+ sethi %hi(prom_mmu_ihandle_cache), %g2
+ lduw [%g2 + %lo(prom_mmu_ihandle_cache)], %g2
stx %g2, [%sp + 2047 + 128 + 0x20]
sethi %hi(KERNBASE + 0x400000), %g2
stx %g2, [%sp + 2047 + 128 + 0x28]
@@ -190,8 +190,8 @@ do_dtlb:
sethi %hi(dtlb_load), %g2
or %g2, %lo(dtlb_load), %g2
stx %g2, [%sp + 2047 + 128 + 0x18]
- sethi %hi(mmu_ihandle_cache), %g2
- lduw [%g2 + %lo(mmu_ihandle_cache)], %g2
+ sethi %hi(prom_mmu_ihandle_cache), %g2
+ lduw [%g2 + %lo(prom_mmu_ihandle_cache)], %g2
stx %g2, [%sp + 2047 + 128 + 0x20]
sethi %hi(KERNBASE), %g2
stx %g2, [%sp + 2047 + 128 + 0x28]
@@ -228,8 +228,8 @@ do_dtlb:
sethi %hi(dtlb_load), %g2
or %g2, %lo(dtlb_load), %g2
stx %g2, [%sp + 2047 + 128 + 0x18]
- sethi %hi(mmu_ihandle_cache), %g2
- lduw [%g2 + %lo(mmu_ihandle_cache)], %g2
+ sethi %hi(prom_mmu_ihandle_cache), %g2
+ lduw [%g2 + %lo(prom_mmu_ihandle_cache)], %g2
stx %g2, [%sp + 2047 + 128 + 0x20]
sethi %hi(KERNBASE + 0x400000), %g2
stx %g2, [%sp + 2047 + 128 + 0x28]
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index b280b2ef674f..f8e7005fede9 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -869,14 +869,19 @@ static void cheetah_flush_ecache_line(unsigned long physaddr)
*/
static void __cheetah_flush_icache(void)
{
- unsigned long i;
+ unsigned int icache_size, icache_line_size;
+ unsigned long addr;
+
+ icache_size = local_cpu_data().icache_size;
+ icache_line_size = local_cpu_data().icache_line_size;
/* Clear the valid bits in all the tags. */
- for (i = 0; i < (1 << 15); i += (1 << 5)) {
+ for (addr = 0; addr < icache_size; addr += icache_line_size) {
__asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
"membar #Sync"
: /* no outputs */
- : "r" (i | (2 << 3)), "i" (ASI_IC_TAG));
+ : "r" (addr | (2 << 3)),
+ "i" (ASI_IC_TAG));
}
}
@@ -904,13 +909,17 @@ static void cheetah_flush_icache(void)
static void cheetah_flush_dcache(void)
{
- unsigned long i;
+ unsigned int dcache_size, dcache_line_size;
+ unsigned long addr;
+
+ dcache_size = local_cpu_data().dcache_size;
+ dcache_line_size = local_cpu_data().dcache_line_size;
- for (i = 0; i < (1 << 16); i += (1 << 5)) {
+ for (addr = 0; addr < dcache_size; addr += dcache_line_size) {
__asm__ __volatile__("stxa %%g0, [%0] %1\n\t"
"membar #Sync"
: /* no outputs */
- : "r" (i), "i" (ASI_DCACHE_TAG));
+ : "r" (addr), "i" (ASI_DCACHE_TAG));
}
}
@@ -921,24 +930,29 @@ static void cheetah_flush_dcache(void)
*/
static void cheetah_plus_zap_dcache_parity(void)
{
- unsigned long i;
+ unsigned int dcache_size, dcache_line_size;
+ unsigned long addr;
+
+ dcache_size = local_cpu_data().dcache_size;
+ dcache_line_size = local_cpu_data().dcache_line_size;
- for (i = 0; i < (1 << 16); i += (1 << 5)) {
- unsigned long tag = (i >> 14);
- unsigned long j;
+ for (addr = 0; addr < dcache_size; addr += dcache_line_size) {
+ unsigned long tag = (addr >> 14);
+ unsigned long line;
__asm__ __volatile__("membar #Sync\n\t"
"stxa %0, [%1] %2\n\t"
"membar #Sync"
: /* no outputs */
- : "r" (tag), "r" (i),
+ : "r" (tag), "r" (addr),
"i" (ASI_DCACHE_UTAG));
- for (j = i; j < i + (1 << 5); j += (1 << 3))
+ for (line = addr; line < addr + dcache_line_size; line += 8)
__asm__ __volatile__("membar #Sync\n\t"
"stxa %%g0, [%0] %1\n\t"
"membar #Sync"
: /* no outputs */
- : "r" (j), "i" (ASI_DCACHE_DATA));
+ : "r" (line),
+ "i" (ASI_DCACHE_DATA));
}
}
diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S
index f47d0be39378..2af0cf0a8640 100644
--- a/arch/sparc64/kernel/vmlinux.lds.S
+++ b/arch/sparc64/kernel/vmlinux.lds.S
@@ -9,8 +9,7 @@ ENTRY(_start)
jiffies = jiffies_64;
SECTIONS
{
- swapper_pmd_dir = 0x0000000000402000;
- empty_pg_dir = 0x0000000000403000;
+ swapper_low_pmd_dir = 0x0000000000402000;
. = 0x4000;
.text 0x0000000000404000 :
{
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c
index fdb1ebb308c9..9f6ca624892d 100644
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -20,6 +20,7 @@
#include <linux/fs.h>
#include <linux/seq_file.h>
#include <linux/kprobes.h>
+#include <linux/cache.h>
#include <asm/head.h>
#include <asm/system.h>
@@ -42,22 +43,13 @@ extern void device_scan(void);
struct sparc_phys_banks sp_banks[SPARC_PHYS_BANKS];
-unsigned long *sparc64_valid_addr_bitmap;
+unsigned long *sparc64_valid_addr_bitmap __read_mostly;
/* Ugly, but necessary... -DaveM */
-unsigned long phys_base;
-unsigned long kern_base;
-unsigned long kern_size;
-unsigned long pfn_base;
-
-/* This is even uglier. We have a problem where the kernel may not be
- * located at phys_base. However, initial __alloc_bootmem() calls need to
- * be adjusted to be within the 4-8Megs that the kernel is mapped to, else
- * those page mappings wont work. Things are ok after inherit_prom_mappings
- * is called though. Dave says he'll clean this up some other time.
- * -- BenC
- */
-static unsigned long bootmap_base;
+unsigned long phys_base __read_mostly;
+unsigned long kern_base __read_mostly;
+unsigned long kern_size __read_mostly;
+unsigned long pfn_base __read_mostly;
/* get_new_mmu_context() uses "cache + 1". */
DEFINE_SPINLOCK(ctx_alloc_lock);
@@ -73,7 +65,7 @@ extern unsigned long sparc_ramdisk_image64;
extern unsigned int sparc_ramdisk_image;
extern unsigned int sparc_ramdisk_size;
-struct page *mem_map_zero;
+struct page *mem_map_zero __read_mostly;
int bigkernel = 0;
@@ -179,8 +171,6 @@ static __inline__ void clear_dcache_dirty_cpu(struct page *page, unsigned long c
: "g1", "g7");
}
-extern void __update_mmu_cache(unsigned long mmu_context_hw, unsigned long address, pte_t pte, int code);
-
void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte)
{
struct page *page;
@@ -207,10 +197,6 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t p
put_cpu();
}
-
- if (get_thread_fault_code())
- __update_mmu_cache(CTX_NRBITS(vma->vm_mm->context),
- address, pte, get_thread_fault_code());
}
void flush_dcache_page(struct page *page)
@@ -309,6 +295,7 @@ struct linux_prom_translation {
unsigned long size;
unsigned long data;
};
+static struct linux_prom_translation prom_trans[512] __initdata;
extern unsigned long prom_boot_page;
extern void prom_remap(unsigned long physpage, unsigned long virtpage, int mmu_ihandle);
@@ -318,14 +305,63 @@ extern void register_prom_callbacks(void);
/* Exported for SMP bootup purposes. */
unsigned long kern_locked_tte_data;
-void __init early_pgtable_allocfail(char *type)
+/* Exported for kernel TLB miss handling in ktlb.S */
+unsigned long prom_pmd_phys __read_mostly;
+unsigned int swapper_pgd_zero __read_mostly;
+
+/* Allocate power-of-2 aligned chunks from the end of the
+ * kernel image. Return physical address.
+ */
+static inline unsigned long early_alloc_phys(unsigned long size)
+{
+ unsigned long base;
+
+ BUILD_BUG_ON(size & (size - 1));
+
+ kern_size = (kern_size + (size - 1)) & ~(size - 1);
+ base = kern_base + kern_size;
+ kern_size += size;
+
+ return base;
+}
+
+static inline unsigned long load_phys32(unsigned long pa)
+{
+ unsigned long val;
+
+ __asm__ __volatile__("lduwa [%1] %2, %0"
+ : "=&r" (val)
+ : "r" (pa), "i" (ASI_PHYS_USE_EC));
+
+ return val;
+}
+
+static inline unsigned long load_phys64(unsigned long pa)
+{
+ unsigned long val;
+
+ __asm__ __volatile__("ldxa [%1] %2, %0"
+ : "=&r" (val)
+ : "r" (pa), "i" (ASI_PHYS_USE_EC));
+
+ return val;
+}
+
+static inline void store_phys32(unsigned long pa, unsigned long val)
+{
+ __asm__ __volatile__("stwa %0, [%1] %2"
+ : /* no outputs */
+ : "r" (val), "r" (pa), "i" (ASI_PHYS_USE_EC));
+}
+
+static inline void store_phys64(unsigned long pa, unsigned long val)
{
- prom_printf("inherit_prom_mappings: Cannot alloc kernel %s.\n", type);
- prom_halt();
+ __asm__ __volatile__("stxa %0, [%1] %2"
+ : /* no outputs */
+ : "r" (val), "r" (pa), "i" (ASI_PHYS_USE_EC));
}
#define BASE_PAGE_SIZE 8192
-static pmd_t *prompmd;
/*
* Translate PROM's mapping we capture at boot time into physical address.
@@ -333,278 +369,172 @@ static pmd_t *prompmd;
*/
unsigned long prom_virt_to_phys(unsigned long promva, int *error)
{
- pmd_t *pmdp = prompmd + ((promva >> 23) & 0x7ff);
- pte_t *ptep;
+ unsigned long pmd_phys = (prom_pmd_phys +
+ ((promva >> 23) & 0x7ff) * sizeof(pmd_t));
+ unsigned long pte_phys;
+ pmd_t pmd_ent;
+ pte_t pte_ent;
unsigned long base;
- if (pmd_none(*pmdp)) {
+ pmd_val(pmd_ent) = load_phys32(pmd_phys);
+ if (pmd_none(pmd_ent)) {
if (error)
*error = 1;
- return(0);
+ return 0;
}
- ptep = (pte_t *)__pmd_page(*pmdp) + ((promva >> 13) & 0x3ff);
- if (!pte_present(*ptep)) {
+
+ pte_phys = (unsigned long)pmd_val(pmd_ent) << 11UL;
+ pte_phys += ((promva >> 13) & 0x3ff) * sizeof(pte_t);
+ pte_val(pte_ent) = load_phys64(pte_phys);
+ if (!pte_present(pte_ent)) {
if (error)
*error = 1;
- return(0);
+ return 0;
}
if (error) {
*error = 0;
- return(pte_val(*ptep));
+ return pte_val(pte_ent);
}
- base = pte_val(*ptep) & _PAGE_PADDR;
- return(base + (promva & (BASE_PAGE_SIZE - 1)));
+ base = pte_val(pte_ent) & _PAGE_PADDR;
+ return (base + (promva & (BASE_PAGE_SIZE - 1)));
}
-static void inherit_prom_mappings(void)
+/* The obp translations are saved based on 8k pagesize, since obp can
+ * use a mixture of pagesizes. Misses to the LOW_OBP_ADDRESS ->
+ * HI_OBP_ADDRESS range are handled in entry.S and do not use the vpte
+ * scheme (also, see rant in inherit_locked_prom_mappings()).
+ */
+static void __init build_obp_range(unsigned long start, unsigned long end, unsigned long data)
{
- struct linux_prom_translation *trans;
- unsigned long phys_page, tte_vaddr, tte_data;
- void (*remap_func)(unsigned long, unsigned long, int);
- pmd_t *pmdp;
- pte_t *ptep;
- int node, n, i, tsz;
- extern unsigned int obp_iaddr_patch[2], obp_daddr_patch[2];
+ unsigned long vaddr;
- node = prom_finddevice("/virtual-memory");
- n = prom_getproplen(node, "translations");
- if (n == 0 || n == -1) {
- prom_printf("Couldn't get translation property\n");
- prom_halt();
- }
- n += 5 * sizeof(struct linux_prom_translation);
- for (tsz = 1; tsz < n; tsz <<= 1)
- /* empty */;
- trans = __alloc_bootmem(tsz, SMP_CACHE_BYTES, bootmap_base);
- if (trans == NULL) {
- prom_printf("inherit_prom_mappings: Cannot alloc translations.\n");
- prom_halt();
- }
- memset(trans, 0, tsz);
+ for (vaddr = start; vaddr < end; vaddr += BASE_PAGE_SIZE) {
+ unsigned long val, pte_phys, pmd_phys;
+ pmd_t pmd_ent;
+ int i;
- if ((n = prom_getproperty(node, "translations", (char *)trans, tsz)) == -1) {
- prom_printf("Couldn't get translation property\n");
- prom_halt();
- }
- n = n / sizeof(*trans);
+ pmd_phys = (prom_pmd_phys +
+ (((vaddr >> 23) & 0x7ff) * sizeof(pmd_t)));
+ pmd_val(pmd_ent) = load_phys32(pmd_phys);
+ if (pmd_none(pmd_ent)) {
+ pte_phys = early_alloc_phys(BASE_PAGE_SIZE);
- /*
- * The obp translations are saved based on 8k pagesize, since obp can
- * use a mixture of pagesizes. Misses to the 0xf0000000 - 0x100000000,
- * ie obp range, are handled in entry.S and do not use the vpte scheme
- * (see rant in inherit_locked_prom_mappings()).
- */
-#define OBP_PMD_SIZE 2048
- prompmd = __alloc_bootmem(OBP_PMD_SIZE, OBP_PMD_SIZE, bootmap_base);
- if (prompmd == NULL)
- early_pgtable_allocfail("pmd");
- memset(prompmd, 0, OBP_PMD_SIZE);
- for (i = 0; i < n; i++) {
- unsigned long vaddr;
-
- if (trans[i].virt >= LOW_OBP_ADDRESS && trans[i].virt < HI_OBP_ADDRESS) {
- for (vaddr = trans[i].virt;
- ((vaddr < trans[i].virt + trans[i].size) &&
- (vaddr < HI_OBP_ADDRESS));
- vaddr += BASE_PAGE_SIZE) {
- unsigned long val;
-
- pmdp = prompmd + ((vaddr >> 23) & 0x7ff);
- if (pmd_none(*pmdp)) {
- ptep = __alloc_bootmem(BASE_PAGE_SIZE,
- BASE_PAGE_SIZE,
- bootmap_base);
- if (ptep == NULL)
- early_pgtable_allocfail("pte");
- memset(ptep, 0, BASE_PAGE_SIZE);
- pmd_set(pmdp, ptep);
- }
- ptep = (pte_t *)__pmd_page(*pmdp) +
- ((vaddr >> 13) & 0x3ff);
+ for (i = 0; i < BASE_PAGE_SIZE / sizeof(pte_t); i++)
+ store_phys64(pte_phys+i*sizeof(pte_t),0);
- val = trans[i].data;
+ pmd_val(pmd_ent) = pte_phys >> 11UL;
+ store_phys32(pmd_phys, pmd_val(pmd_ent));
+ }
- /* Clear diag TTE bits. */
- if (tlb_type == spitfire)
- val &= ~0x0003fe0000000000UL;
+ pte_phys = (unsigned long)pmd_val(pmd_ent) << 11UL;
+ pte_phys += (((vaddr >> 13) & 0x3ff) * sizeof(pte_t));
- set_pte_at(&init_mm, vaddr,
- ptep, __pte(val | _PAGE_MODIFIED));
- trans[i].data += BASE_PAGE_SIZE;
- }
- }
- }
- phys_page = __pa(prompmd);
- obp_iaddr_patch[0] |= (phys_page >> 10);
- obp_iaddr_patch[1] |= (phys_page & 0x3ff);
- flushi((long)&obp_iaddr_patch[0]);
- obp_daddr_patch[0] |= (phys_page >> 10);
- obp_daddr_patch[1] |= (phys_page & 0x3ff);
- flushi((long)&obp_daddr_patch[0]);
+ val = data;
- /* Now fixup OBP's idea about where we really are mapped. */
- prom_printf("Remapping the kernel... ");
+ /* Clear diag TTE bits. */
+ if (tlb_type == spitfire)
+ val &= ~0x0003fe0000000000UL;
- /* Spitfire Errata #32 workaround */
- /* NOTE: Using plain zero for the context value is
- * correct here, we are not using the Linux trap
- * tables yet so we should not use the special
- * UltraSPARC-III+ page size encodings yet.
- */
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "flush %%g6"
- : /* No outputs */
- : "r" (0), "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
-
- switch (tlb_type) {
- default:
- case spitfire:
- phys_page = spitfire_get_dtlb_data(sparc64_highest_locked_tlbent());
- break;
-
- case cheetah:
- case cheetah_plus:
- phys_page = cheetah_get_litlb_data(sparc64_highest_locked_tlbent());
- break;
- };
-
- phys_page &= _PAGE_PADDR;
- phys_page += ((unsigned long)&prom_boot_page -
- (unsigned long)KERNBASE);
+ store_phys64(pte_phys, val | _PAGE_MODIFIED);
- if (tlb_type == spitfire) {
- /* Lock this into i/d tlb entry 59 */
- __asm__ __volatile__(
- "stxa %%g0, [%2] %3\n\t"
- "stxa %0, [%1] %4\n\t"
- "membar #Sync\n\t"
- "flush %%g6\n\t"
- "stxa %%g0, [%2] %5\n\t"
- "stxa %0, [%1] %6\n\t"
- "membar #Sync\n\t"
- "flush %%g6"
- : : "r" (phys_page | _PAGE_VALID | _PAGE_SZ8K | _PAGE_CP |
- _PAGE_CV | _PAGE_P | _PAGE_L | _PAGE_W),
- "r" (59 << 3), "r" (TLB_TAG_ACCESS),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS),
- "i" (ASI_IMMU), "i" (ASI_ITLB_DATA_ACCESS)
- : "memory");
- } else if (tlb_type == cheetah || tlb_type == cheetah_plus) {
- /* Lock this into i/d tlb-0 entry 11 */
- __asm__ __volatile__(
- "stxa %%g0, [%2] %3\n\t"
- "stxa %0, [%1] %4\n\t"
- "membar #Sync\n\t"
- "flush %%g6\n\t"
- "stxa %%g0, [%2] %5\n\t"
- "stxa %0, [%1] %6\n\t"
- "membar #Sync\n\t"
- "flush %%g6"
- : : "r" (phys_page | _PAGE_VALID | _PAGE_SZ8K | _PAGE_CP |
- _PAGE_CV | _PAGE_P | _PAGE_L | _PAGE_W),
- "r" ((0 << 16) | (11 << 3)), "r" (TLB_TAG_ACCESS),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS),
- "i" (ASI_IMMU), "i" (ASI_ITLB_DATA_ACCESS)
- : "memory");
- } else {
- /* Implement me :-) */
- BUG();
+ data += BASE_PAGE_SIZE;
}
+}
- tte_vaddr = (unsigned long) KERNBASE;
+static inline int in_obp_range(unsigned long vaddr)
+{
+ return (vaddr >= LOW_OBP_ADDRESS &&
+ vaddr < HI_OBP_ADDRESS);
+}
- /* Spitfire Errata #32 workaround */
- /* NOTE: Using plain zero for the context value is
- * correct here, we are not using the Linux trap
- * tables yet so we should not use the special
- * UltraSPARC-III+ page size encodings yet.
- */
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "flush %%g6"
- : /* No outputs */
- : "r" (0),
- "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
-
- if (tlb_type == spitfire)
- tte_data = spitfire_get_dtlb_data(sparc64_highest_locked_tlbent());
- else
- tte_data = cheetah_get_ldtlb_data(sparc64_highest_locked_tlbent());
+#define OBP_PMD_SIZE 2048
+static void __init build_obp_pgtable(int prom_trans_ents)
+{
+ unsigned long i;
- kern_locked_tte_data = tte_data;
+ prom_pmd_phys = early_alloc_phys(OBP_PMD_SIZE);
+ for (i = 0; i < OBP_PMD_SIZE; i += 4)
+ store_phys32(prom_pmd_phys + i, 0);
+
+ for (i = 0; i < prom_trans_ents; i++) {
+ unsigned long start, end;
- remap_func = (void *) ((unsigned long) &prom_remap -
- (unsigned long) &prom_boot_page);
+ if (!in_obp_range(prom_trans[i].virt))
+ continue;
+ start = prom_trans[i].virt;
+ end = start + prom_trans[i].size;
+ if (end > HI_OBP_ADDRESS)
+ end = HI_OBP_ADDRESS;
- /* Spitfire Errata #32 workaround */
- /* NOTE: Using plain zero for the context value is
- * correct here, we are not using the Linux trap
- * tables yet so we should not use the special
- * UltraSPARC-III+ page size encodings yet.
- */
- __asm__ __volatile__("stxa %0, [%1] %2\n\t"
- "flush %%g6"
- : /* No outputs */
- : "r" (0),
- "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU));
-
- remap_func((tlb_type == spitfire ?
- (spitfire_get_dtlb_data(sparc64_highest_locked_tlbent()) & _PAGE_PADDR) :
- (cheetah_get_litlb_data(sparc64_highest_locked_tlbent()) & _PAGE_PADDR)),
- (unsigned long) KERNBASE,
- prom_get_mmu_ihandle());
-
- if (bigkernel)
- remap_func(((tte_data + 0x400000) & _PAGE_PADDR),
- (unsigned long) KERNBASE + 0x400000, prom_get_mmu_ihandle());
-
- /* Flush out that temporary mapping. */
- spitfire_flush_dtlb_nucleus_page(0x0);
- spitfire_flush_itlb_nucleus_page(0x0);
-
- /* Now lock us back into the TLBs via OBP. */
- prom_dtlb_load(sparc64_highest_locked_tlbent(), tte_data, tte_vaddr);
- prom_itlb_load(sparc64_highest_locked_tlbent(), tte_data, tte_vaddr);
- if (bigkernel) {
- prom_dtlb_load(sparc64_highest_locked_tlbent()-1, tte_data + 0x400000,
- tte_vaddr + 0x400000);
- prom_itlb_load(sparc64_highest_locked_tlbent()-1, tte_data + 0x400000,
- tte_vaddr + 0x400000);
+ build_obp_range(start, end, prom_trans[i].data);
}
+}
- /* Re-read translations property. */
- if ((n = prom_getproperty(node, "translations", (char *)trans, tsz)) == -1) {
- prom_printf("Couldn't get translation property\n");
+/* Read OBP translations property into 'prom_trans[]'.
+ * Return the number of entries.
+ */
+static int __init read_obp_translations(void)
+{
+ int n, node;
+
+ node = prom_finddevice("/virtual-memory");
+ n = prom_getproplen(node, "translations");
+ if (unlikely(n == 0 || n == -1)) {
+ prom_printf("prom_mappings: Couldn't get size.\n");
+ prom_halt();
+ }
+ if (unlikely(n > sizeof(prom_trans))) {
+ prom_printf("prom_mappings: Size %Zd is too big.\n", n);
prom_halt();
}
- n = n / sizeof(*trans);
- for (i = 0; i < n; i++) {
- unsigned long vaddr = trans[i].virt;
- unsigned long size = trans[i].size;
+ if ((n = prom_getproperty(node, "translations",
+ (char *)&prom_trans[0],
+ sizeof(prom_trans))) == -1) {
+ prom_printf("prom_mappings: Couldn't get property.\n");
+ prom_halt();
+ }
+ n = n / sizeof(struct linux_prom_translation);
+ return n;
+}
- if (vaddr < 0xf0000000UL) {
- unsigned long avoid_start = (unsigned long) KERNBASE;
- unsigned long avoid_end = avoid_start + (4 * 1024 * 1024);
+static void __init remap_kernel(void)
+{
+ unsigned long phys_page, tte_vaddr, tte_data;
+ int tlb_ent = sparc64_highest_locked_tlbent();
- if (bigkernel)
- avoid_end += (4 * 1024 * 1024);
- if (vaddr < avoid_start) {
- unsigned long top = vaddr + size;
+ tte_vaddr = (unsigned long) KERNBASE;
+ phys_page = (prom_boot_mapping_phys_low >> 22UL) << 22UL;
+ tte_data = (phys_page | (_PAGE_VALID | _PAGE_SZ4MB |
+ _PAGE_CP | _PAGE_CV | _PAGE_P |
+ _PAGE_L | _PAGE_W));
- if (top > avoid_start)
- top = avoid_start;
- prom_unmap(top - vaddr, vaddr);
- }
- if ((vaddr + size) > avoid_end) {
- unsigned long bottom = vaddr;
+ kern_locked_tte_data = tte_data;
- if (bottom < avoid_end)
- bottom = avoid_end;
- prom_unmap((vaddr + size) - bottom, bottom);
- }
- }
+ /* Now lock us into the TLBs via OBP. */
+ prom_dtlb_load(tlb_ent, tte_data, tte_vaddr);
+ prom_itlb_load(tlb_ent, tte_data, tte_vaddr);
+ if (bigkernel) {
+ prom_dtlb_load(tlb_ent - 1,
+ tte_data + 0x400000,
+ tte_vaddr + 0x400000);
+ prom_itlb_load(tlb_ent - 1,
+ tte_data + 0x400000,
+ tte_vaddr + 0x400000);
}
+}
+
+static void __init inherit_prom_mappings(void)
+{
+ int n;
+
+ n = read_obp_translations();
+ build_obp_pgtable(n);
+
+ /* Now fixup OBP's idea about where we really are mapped. */
+ prom_printf("Remapping the kernel... ");
+ remap_kernel();
prom_printf("done.\n");
@@ -1347,8 +1277,6 @@ unsigned long __init bootmem_init(unsigned long *pages_avail)
#endif
bootmap_size = init_bootmem_node(NODE_DATA(0), bootmap_pfn, pfn_base, end_pfn);
- bootmap_base = bootmap_pfn << PAGE_SHIFT;
-
/* Now register the available physical memory with the
* allocator.
*/
@@ -1398,120 +1326,142 @@ unsigned long __init bootmem_init(unsigned long *pages_avail)
return end_pfn;
}
+#ifdef CONFIG_DEBUG_PAGEALLOC
+static unsigned long kernel_map_range(unsigned long pstart, unsigned long pend, pgprot_t prot)
+{
+ unsigned long vstart = PAGE_OFFSET + pstart;
+ unsigned long vend = PAGE_OFFSET + pend;
+ unsigned long alloc_bytes = 0UL;
+
+ if ((vstart & ~PAGE_MASK) || (vend & ~PAGE_MASK)) {
+ prom_printf("kernel_map: Unaligned sp_banks[%lx:%lx]\n",
+ vstart, vend);
+ prom_halt();
+ }
+
+ while (vstart < vend) {
+ unsigned long this_end, paddr = __pa(vstart);
+ pgd_t *pgd = pgd_offset_k(vstart);
+ pud_t *pud;
+ pmd_t *pmd;
+ pte_t *pte;
+
+ pud = pud_offset(pgd, vstart);
+ if (pud_none(*pud)) {
+ pmd_t *new;
+
+ new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ alloc_bytes += PAGE_SIZE;
+ pud_populate(&init_mm, pud, new);
+ }
+
+ pmd = pmd_offset(pud, vstart);
+ if (!pmd_present(*pmd)) {
+ pte_t *new;
+
+ new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ alloc_bytes += PAGE_SIZE;
+ pmd_populate_kernel(&init_mm, pmd, new);
+ }
+
+ pte = pte_offset_kernel(pmd, vstart);
+ this_end = (vstart + PMD_SIZE) & PMD_MASK;
+ if (this_end > vend)
+ this_end = vend;
+
+ while (vstart < this_end) {
+ pte_val(*pte) = (paddr | pgprot_val(prot));
+
+ vstart += PAGE_SIZE;
+ paddr += PAGE_SIZE;
+ pte++;
+ }
+ }
+
+ return alloc_bytes;
+}
+
+extern struct linux_mlist_p1275 *prom_ptot_ptr;
+extern unsigned int kvmap_linear_patch[1];
+
+static void __init kernel_physical_mapping_init(void)
+{
+ struct linux_mlist_p1275 *p = prom_ptot_ptr;
+ unsigned long mem_alloced = 0UL;
+
+ while (p) {
+ unsigned long phys_start, phys_end;
+
+ phys_start = p->start_adr;
+ phys_end = phys_start + p->num_bytes;
+ mem_alloced += kernel_map_range(phys_start, phys_end,
+ PAGE_KERNEL);
+
+ p = p->theres_more;
+ }
+
+ printk("Allocated %ld bytes for kernel page tables.\n",
+ mem_alloced);
+
+ kvmap_linear_patch[0] = 0x01000000; /* nop */
+ flushi(&kvmap_linear_patch[0]);
+
+ __flush_tlb_all();
+}
+
+void kernel_map_pages(struct page *page, int numpages, int enable)
+{
+ unsigned long phys_start = page_to_pfn(page) << PAGE_SHIFT;
+ unsigned long phys_end = phys_start + (numpages * PAGE_SIZE);
+
+ kernel_map_range(phys_start, phys_end,
+ (enable ? PAGE_KERNEL : __pgprot(0)));
+
+ /* we should perform an IPI and flush all tlbs,
+ * but that can deadlock->flush only current cpu.
+ */
+ __flush_tlb_kernel_range(PAGE_OFFSET + phys_start,
+ PAGE_OFFSET + phys_end);
+}
+#endif
+
/* paging_init() sets up the page tables */
extern void cheetah_ecache_flush_init(void);
static unsigned long last_valid_pfn;
+pgd_t swapper_pg_dir[2048];
void __init paging_init(void)
{
- extern pmd_t swapper_pmd_dir[1024];
- extern unsigned int sparc64_vpte_patchme1[1];
- extern unsigned int sparc64_vpte_patchme2[1];
- unsigned long alias_base = kern_base + PAGE_OFFSET;
- unsigned long second_alias_page = 0;
- unsigned long pt, flags, end_pfn, pages_avail;
- unsigned long shift = alias_base - ((unsigned long)KERNBASE);
+ unsigned long end_pfn, pages_avail, shift;
unsigned long real_end;
set_bit(0, mmu_context_bmap);
+ shift = kern_base + PAGE_OFFSET - ((unsigned long)KERNBASE);
+
real_end = (unsigned long)_end;
if ((real_end > ((unsigned long)KERNBASE + 0x400000)))
bigkernel = 1;
-#ifdef CONFIG_BLK_DEV_INITRD
- if (sparc_ramdisk_image || sparc_ramdisk_image64)
- real_end = (PAGE_ALIGN(real_end) + PAGE_ALIGN(sparc_ramdisk_size));
-#endif
-
- /* We assume physical memory starts at some 4mb multiple,
- * if this were not true we wouldn't boot up to this point
- * anyways.
- */
- pt = kern_base | _PAGE_VALID | _PAGE_SZ4MB;
- pt |= _PAGE_CP | _PAGE_CV | _PAGE_P | _PAGE_L | _PAGE_W;
- local_irq_save(flags);
- if (tlb_type == spitfire) {
- __asm__ __volatile__(
- " stxa %1, [%0] %3\n"
- " stxa %2, [%5] %4\n"
- " membar #Sync\n"
- " flush %%g6\n"
- " nop\n"
- " nop\n"
- " nop\n"
- : /* No outputs */
- : "r" (TLB_TAG_ACCESS), "r" (alias_base), "r" (pt),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS), "r" (61 << 3)
- : "memory");
- if (real_end >= KERNBASE + 0x340000) {
- second_alias_page = alias_base + 0x400000;
- __asm__ __volatile__(
- " stxa %1, [%0] %3\n"
- " stxa %2, [%5] %4\n"
- " membar #Sync\n"
- " flush %%g6\n"
- " nop\n"
- " nop\n"
- " nop\n"
- : /* No outputs */
- : "r" (TLB_TAG_ACCESS), "r" (second_alias_page), "r" (pt + 0x400000),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS), "r" (60 << 3)
- : "memory");
- }
- } else if (tlb_type == cheetah || tlb_type == cheetah_plus) {
- __asm__ __volatile__(
- " stxa %1, [%0] %3\n"
- " stxa %2, [%5] %4\n"
- " membar #Sync\n"
- " flush %%g6\n"
- " nop\n"
- " nop\n"
- " nop\n"
- : /* No outputs */
- : "r" (TLB_TAG_ACCESS), "r" (alias_base), "r" (pt),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS), "r" ((0<<16) | (13<<3))
- : "memory");
- if (real_end >= KERNBASE + 0x340000) {
- second_alias_page = alias_base + 0x400000;
- __asm__ __volatile__(
- " stxa %1, [%0] %3\n"
- " stxa %2, [%5] %4\n"
- " membar #Sync\n"
- " flush %%g6\n"
- " nop\n"
- " nop\n"
- " nop\n"
- : /* No outputs */
- : "r" (TLB_TAG_ACCESS), "r" (second_alias_page), "r" (pt + 0x400000),
- "i" (ASI_DMMU), "i" (ASI_DTLB_DATA_ACCESS), "r" ((0<<16) | (12<<3))
- : "memory");
- }
+ if ((real_end > ((unsigned long)KERNBASE + 0x800000))) {
+ prom_printf("paging_init: Kernel > 8MB, too large.\n");
+ prom_halt();
}
- local_irq_restore(flags);
-
- /* Now set kernel pgd to upper alias so physical page computations
+
+ /* Set kernel pgd to upper alias so physical page computations
* work.
*/
init_mm.pgd += ((shift) / (sizeof(pgd_t)));
- memset(swapper_pmd_dir, 0, sizeof(swapper_pmd_dir));
+ memset(swapper_low_pmd_dir, 0, sizeof(swapper_low_pmd_dir));
/* Now can init the kernel/bad page tables. */
pud_set(pud_offset(&swapper_pg_dir[0], 0),
- swapper_pmd_dir + (shift / sizeof(pgd_t)));
+ swapper_low_pmd_dir + (shift / sizeof(pgd_t)));
- sparc64_vpte_patchme1[0] |=
- (((unsigned long)pgd_val(init_mm.pgd[0])) >> 10);
- sparc64_vpte_patchme2[0] |=
- (((unsigned long)pgd_val(init_mm.pgd[0])) & 0x3ff);
- flushi((long)&sparc64_vpte_patchme1[0]);
+ swapper_pgd_zero = pgd_val(swapper_pg_dir[0]);
- /* Setup bootmem... */
- pages_avail = 0;
- last_valid_pfn = end_pfn = bootmem_init(&pages_avail);
-
/* Inherit non-locked OBP mappings. */
inherit_prom_mappings();
@@ -1527,13 +1477,16 @@ void __init paging_init(void)
inherit_locked_prom_mappings(1);
- /* We only created DTLB mapping of this stuff. */
- spitfire_flush_dtlb_nucleus_page(alias_base);
- if (second_alias_page)
- spitfire_flush_dtlb_nucleus_page(second_alias_page);
-
__flush_tlb_all();
+ /* Setup bootmem... */
+ pages_avail = 0;
+ last_valid_pfn = end_pfn = bootmem_init(&pages_avail);
+
+#ifdef CONFIG_DEBUG_PAGEALLOC
+ kernel_physical_mapping_init();
+#endif
+
{
unsigned long zones_size[MAX_NR_ZONES];
unsigned long zholes_size[MAX_NR_ZONES];
@@ -1695,8 +1648,7 @@ void __init mem_init(void)
i = last_valid_pfn >> ((22 - PAGE_SHIFT) + 6);
i += 1;
- sparc64_valid_addr_bitmap = (unsigned long *)
- __alloc_bootmem(i << 3, SMP_CACHE_BYTES, bootmap_base);
+ sparc64_valid_addr_bitmap = (unsigned long *) alloc_bootmem(i << 3);
if (sparc64_valid_addr_bitmap == NULL) {
prom_printf("mem_init: Cannot alloc valid_addr_bitmap.\n");
prom_halt();
@@ -1749,7 +1701,7 @@ void __init mem_init(void)
cheetah_ecache_flush_init();
}
-void free_initmem (void)
+void free_initmem(void)
{
unsigned long addr, initend;
diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S
index b2ee9b53227f..058b8126c1a7 100644
--- a/arch/sparc64/mm/ultra.S
+++ b/arch/sparc64/mm/ultra.S
@@ -144,42 +144,29 @@ __flush_icache_page: /* %o0 = phys_page */
#define DTAG_MASK 0x3
+ /* This routine is Spitfire specific so the hardcoded
+ * D-cache size and line-size are OK.
+ */
.align 64
.globl __flush_dcache_page
__flush_dcache_page: /* %o0=kaddr, %o1=flush_icache */
sethi %uhi(PAGE_OFFSET), %g1
sllx %g1, 32, %g1
- sub %o0, %g1, %o0
- clr %o4
- srlx %o0, 11, %o0
- sethi %hi(1 << 14), %o2
-1: ldxa [%o4] ASI_DCACHE_TAG, %o3 ! LSU Group
- add %o4, (1 << 5), %o4 ! IEU0
- ldxa [%o4] ASI_DCACHE_TAG, %g1 ! LSU Group
- add %o4, (1 << 5), %o4 ! IEU0
- ldxa [%o4] ASI_DCACHE_TAG, %g2 ! LSU Group o3 available
- add %o4, (1 << 5), %o4 ! IEU0
- andn %o3, DTAG_MASK, %o3 ! IEU1
- ldxa [%o4] ASI_DCACHE_TAG, %g3 ! LSU Group
- add %o4, (1 << 5), %o4 ! IEU0
- andn %g1, DTAG_MASK, %g1 ! IEU1
- cmp %o0, %o3 ! IEU1 Group
- be,a,pn %xcc, dflush1 ! CTI
- sub %o4, (4 << 5), %o4 ! IEU0 (Group)
- cmp %o0, %g1 ! IEU1 Group
- andn %g2, DTAG_MASK, %g2 ! IEU0
- be,a,pn %xcc, dflush2 ! CTI
- sub %o4, (3 << 5), %o4 ! IEU0 (Group)
- cmp %o0, %g2 ! IEU1 Group
- andn %g3, DTAG_MASK, %g3 ! IEU0
- be,a,pn %xcc, dflush3 ! CTI
- sub %o4, (2 << 5), %o4 ! IEU0 (Group)
- cmp %o0, %g3 ! IEU1 Group
- be,a,pn %xcc, dflush4 ! CTI
- sub %o4, (1 << 5), %o4 ! IEU0
-2: cmp %o4, %o2 ! IEU1 Group
- bne,pt %xcc, 1b ! CTI
- nop ! IEU0
+ sub %o0, %g1, %o0 ! physical address
+ srlx %o0, 11, %o0 ! make D-cache TAG
+ sethi %hi(1 << 14), %o2 ! D-cache size
+ sub %o2, (1 << 5), %o2 ! D-cache line size
+1: ldxa [%o2] ASI_DCACHE_TAG, %o3 ! load D-cache TAG
+ andcc %o3, DTAG_MASK, %g0 ! Valid?
+ be,pn %xcc, 2f ! Nope, branch
+ andn %o3, DTAG_MASK, %o3 ! Clear valid bits
+ cmp %o3, %o0 ! TAG match?
+ bne,pt %xcc, 2f ! Nope, branch
+ nop
+ stxa %g0, [%o2] ASI_DCACHE_TAG ! Invalidate TAG
+ membar #Sync
+2: brnz,pt %o2, 1b
+ sub %o2, (1 << 5), %o2 ! D-cache line size
/* The I-cache does not snoop local stores so we
* better flush that too when necessary.
@@ -189,48 +176,9 @@ __flush_dcache_page: /* %o0=kaddr, %o1=flush_icache */
retl
nop
-dflush1:stxa %g0, [%o4] ASI_DCACHE_TAG
- add %o4, (1 << 5), %o4
-dflush2:stxa %g0, [%o4] ASI_DCACHE_TAG
- add %o4, (1 << 5), %o4
-dflush3:stxa %g0, [%o4] ASI_DCACHE_TAG
- add %o4, (1 << 5), %o4
-dflush4:stxa %g0, [%o4] ASI_DCACHE_TAG
- add %o4, (1 << 5), %o4
- membar #Sync
- ba,pt %xcc, 2b
- nop
#endif /* DCACHE_ALIASING_POSSIBLE */
- .previous .text
- .align 32
-__prefill_dtlb:
- rdpr %pstate, %g7
- wrpr %g7, PSTATE_IE, %pstate
- mov TLB_TAG_ACCESS, %g1
- stxa %o5, [%g1] ASI_DMMU
- stxa %o2, [%g0] ASI_DTLB_DATA_IN
- flush %g6
- retl
- wrpr %g7, %pstate
-__prefill_itlb:
- rdpr %pstate, %g7
- wrpr %g7, PSTATE_IE, %pstate
- mov TLB_TAG_ACCESS, %g1
- stxa %o5, [%g1] ASI_IMMU
- stxa %o2, [%g0] ASI_ITLB_DATA_IN
- flush %g6
- retl
- wrpr %g7, %pstate
-
- .globl __update_mmu_cache
-__update_mmu_cache: /* %o0=hw_context, %o1=address, %o2=pte, %o3=fault_code */
- srlx %o1, PAGE_SHIFT, %o1
- andcc %o3, FAULT_CODE_DTLB, %g0
- sllx %o1, PAGE_SHIFT, %o5
- bne,pt %xcc, __prefill_dtlb
- or %o5, %o0, %o5
- ba,a,pt %xcc, __prefill_itlb
+ .previous
/* Cheetah specific versions, patched at boot time. */
__cheetah_flush_tlb_mm: /* 18 insns */
@@ -283,7 +231,7 @@ __cheetah_flush_tlb_pending: /* 26 insns */
wrpr %g7, 0x0, %pstate
#ifdef DCACHE_ALIASING_POSSIBLE
-flush_dcpage_cheetah: /* 11 insns */
+__cheetah_flush_dcache_page: /* 11 insns */
sethi %uhi(PAGE_OFFSET), %g1
sllx %g1, 32, %g1
sub %o0, %g1, %o0
@@ -329,8 +277,8 @@ cheetah_patch_cachetlbops:
#ifdef DCACHE_ALIASING_POSSIBLE
sethi %hi(__flush_dcache_page), %o0
or %o0, %lo(__flush_dcache_page), %o0
- sethi %hi(flush_dcpage_cheetah), %o1
- or %o1, %lo(flush_dcpage_cheetah), %o1
+ sethi %hi(__cheetah_flush_dcache_page), %o1
+ or %o1, %lo(__cheetah_flush_dcache_page), %o1
call cheetah_patch_one
mov 11, %o2
#endif /* DCACHE_ALIASING_POSSIBLE */
diff --git a/arch/sparc64/prom/Makefile b/arch/sparc64/prom/Makefile
index 8f2420d9e9e6..c7898a5ee456 100644
--- a/arch/sparc64/prom/Makefile
+++ b/arch/sparc64/prom/Makefile
@@ -7,4 +7,4 @@ EXTRA_AFLAGS := -ansi
EXTRA_CFLAGS := -Werror
lib-y := bootstr.o devops.o init.o memory.o misc.o \
- tree.o console.o printf.o p1275.o map.o cif.o
+ tree.o console.o printf.o p1275.o cif.o
diff --git a/arch/sparc64/prom/console.c b/arch/sparc64/prom/console.c
index 028a53fcb1ec..eae5db8dda56 100644
--- a/arch/sparc64/prom/console.c
+++ b/arch/sparc64/prom/console.c
@@ -67,7 +67,7 @@ prom_putchar(char c)
}
void
-prom_puts(char *s, int len)
+prom_puts(const char *s, int len)
{
p1275_cmd("write", P1275_ARG(1,P1275_ARG_IN_BUF)|
P1275_INOUT(3,1),
diff --git a/arch/sparc64/prom/devops.c b/arch/sparc64/prom/devops.c
index 2c99b21b6981..4641839eb39a 100644
--- a/arch/sparc64/prom/devops.c
+++ b/arch/sparc64/prom/devops.c
@@ -16,7 +16,7 @@
* Returns 0 on failure.
*/
int
-prom_devopen(char *dstr)
+prom_devopen(const char *dstr)
{
return p1275_cmd ("open", P1275_ARG(0,P1275_ARG_IN_STRING)|
P1275_INOUT(1,1),
diff --git a/arch/sparc64/prom/init.c b/arch/sparc64/prom/init.c
index 817faae058cd..8b4b622d0909 100644
--- a/arch/sparc64/prom/init.c
+++ b/arch/sparc64/prom/init.c
@@ -46,7 +46,7 @@ void __init prom_init(void *cif_handler, void *cif_stack)
if((prom_root_node == 0) || (prom_root_node == -1))
prom_halt();
- prom_chosen_node = prom_finddevice("/chosen");
+ prom_chosen_node = prom_finddevice(prom_chosen_path);
if (!prom_chosen_node || prom_chosen_node == -1)
prom_halt();
diff --git a/arch/sparc64/prom/map.S b/arch/sparc64/prom/map.S
deleted file mode 100644
index 21b3f9c99ea7..000000000000
--- a/arch/sparc64/prom/map.S
+++ /dev/null
@@ -1,72 +0,0 @@
-/* $Id: map.S,v 1.2 1999/11/19 05:53:02 davem Exp $
- * map.S: Tricky coding required to fixup the kernel OBP maps
- * properly.
- *
- * Copyright (C) 1999 David S. Miller (davem@redhat.com)
- */
-
- .text
- .align 8192
- .globl prom_boot_page
-prom_boot_page:
-call_method:
- .asciz "call-method"
- .align 8
-map:
- .asciz "map"
- .align 8
-
- /* When we are invoked, our caller has remapped us to
- * page zero, therefore we must use PC relative addressing
- * for everything after we begin performing the unmap/map
- * calls.
- */
- .globl prom_remap
-prom_remap: /* %o0 = physpage, %o1 = virtpage, %o2 = mmu_ihandle */
- rd %pc, %g1
- srl %o2, 0, %o2 ! kill sign extension
- sethi %hi(p1275buf), %g2
- or %g2, %lo(p1275buf), %g2
- ldx [%g2 + 0x10], %g3 ! prom_cif_stack
- save %g3, -(192 + 128), %sp
- ldx [%g2 + 0x08], %l0 ! prom_cif_handler
- mov %g6, %i3
- mov %g4, %i4
- mov %g5, %i5
- flushw
-
- sethi %hi(prom_remap - call_method), %g7
- or %g7, %lo(prom_remap - call_method), %g7
- sub %g1, %g7, %l2 ! call-method string
- sethi %hi(prom_remap - map), %g7
- or %g7, %lo(prom_remap - map), %g7
- sub %g1, %g7, %l4 ! map string
-
- /* OK, map the 4MB region we really live at. */
- stx %l2, [%sp + 2047 + 128 + 0x00] ! call-method
- mov 7, %l5
- stx %l5, [%sp + 2047 + 128 + 0x08] ! num_args
- mov 1, %l5
- stx %l5, [%sp + 2047 + 128 + 0x10] ! num_rets
- stx %l4, [%sp + 2047 + 128 + 0x18] ! map
- stx %i2, [%sp + 2047 + 128 + 0x20] ! mmu_ihandle
- mov -1, %l5
- stx %l5, [%sp + 2047 + 128 + 0x28] ! mode == default
- sethi %hi(4 * 1024 * 1024), %l5
- stx %l5, [%sp + 2047 + 128 + 0x30] ! size
- stx %i1, [%sp + 2047 + 128 + 0x38] ! vaddr
- stx %g0, [%sp + 2047 + 128 + 0x40] ! filler
- stx %i0, [%sp + 2047 + 128 + 0x48] ! paddr
- call %l0
- add %sp, (2047 + 128), %o0 ! argument array
-
- /* Restore hard-coded globals. */
- mov %i3, %g6
- mov %i4, %g4
- mov %i5, %g5
-
- /* Wheee.... we are done. */
- ret
- restore
-
- .align 8192
diff --git a/arch/sparc64/prom/misc.c b/arch/sparc64/prom/misc.c
index 19c44e97e9ee..9b895faf077b 100644
--- a/arch/sparc64/prom/misc.c
+++ b/arch/sparc64/prom/misc.c
@@ -17,14 +17,14 @@
#include <asm/system.h>
/* Reset and reboot the machine with the command 'bcommand'. */
-void prom_reboot(char *bcommand)
+void prom_reboot(const char *bcommand)
{
p1275_cmd("boot", P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_INOUT(1, 0), bcommand);
}
/* Forth evaluate the expression contained in 'fstring'. */
-void prom_feval(char *fstring)
+void prom_feval(const char *fstring)
{
if (!fstring || fstring[0] == 0)
return;
@@ -148,21 +148,19 @@ void prom_set_trap_table(unsigned long tba)
p1275_cmd("SUNW,set-trap-table", P1275_INOUT(1, 0), tba);
}
-int mmu_ihandle_cache = 0;
-
int prom_get_mmu_ihandle(void)
{
int node, ret;
- if (mmu_ihandle_cache != 0)
- return mmu_ihandle_cache;
+ if (prom_mmu_ihandle_cache != 0)
+ return prom_mmu_ihandle_cache;
- node = prom_finddevice("/chosen");
- ret = prom_getint(node, "mmu");
+ node = prom_finddevice(prom_chosen_path);
+ ret = prom_getint(node, prom_mmu_name);
if (ret == -1 || ret == 0)
- mmu_ihandle_cache = -1;
+ prom_mmu_ihandle_cache = -1;
else
- mmu_ihandle_cache = ret;
+ prom_mmu_ihandle_cache = ret;
return ret;
}
@@ -190,7 +188,7 @@ long prom_itlb_load(unsigned long index,
unsigned long tte_data,
unsigned long vaddr)
{
- return p1275_cmd("call-method",
+ return p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(2, P1275_ARG_IN_64B) |
P1275_ARG(3, P1275_ARG_IN_64B) |
@@ -207,7 +205,7 @@ long prom_dtlb_load(unsigned long index,
unsigned long tte_data,
unsigned long vaddr)
{
- return p1275_cmd("call-method",
+ return p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(2, P1275_ARG_IN_64B) |
P1275_ARG(3, P1275_ARG_IN_64B) |
@@ -223,13 +221,13 @@ long prom_dtlb_load(unsigned long index,
int prom_map(int mode, unsigned long size,
unsigned long vaddr, unsigned long paddr)
{
- int ret = p1275_cmd("call-method",
+ int ret = p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(3, P1275_ARG_IN_64B) |
P1275_ARG(4, P1275_ARG_IN_64B) |
P1275_ARG(6, P1275_ARG_IN_64B) |
P1275_INOUT(7, 1)),
- "map",
+ prom_map_name,
prom_get_mmu_ihandle(),
mode,
size,
@@ -244,12 +242,12 @@ int prom_map(int mode, unsigned long size,
void prom_unmap(unsigned long size, unsigned long vaddr)
{
- p1275_cmd("call-method",
+ p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(2, P1275_ARG_IN_64B) |
P1275_ARG(3, P1275_ARG_IN_64B) |
P1275_INOUT(4, 0)),
- "unmap",
+ prom_unmap_name,
prom_get_mmu_ihandle(),
size,
vaddr);
@@ -258,7 +256,7 @@ void prom_unmap(unsigned long size, unsigned long vaddr)
/* Set aside physical memory which is not touched or modified
* across soft resets.
*/
-unsigned long prom_retain(char *name,
+unsigned long prom_retain(const char *name,
unsigned long pa_low, unsigned long pa_high,
long size, long align)
{
@@ -290,7 +288,7 @@ int prom_getunumber(int syndrome_code,
unsigned long phys_addr,
char *buf, int buflen)
{
- return p1275_cmd("call-method",
+ return p1275_cmd(prom_callmethod_name,
(P1275_ARG(0, P1275_ARG_IN_STRING) |
P1275_ARG(3, P1275_ARG_OUT_BUF) |
P1275_ARG(6, P1275_ARG_IN_64B) |
diff --git a/arch/sparc64/prom/p1275.c b/arch/sparc64/prom/p1275.c
index 59fe38bba39e..a5a7c5712028 100644
--- a/arch/sparc64/prom/p1275.c
+++ b/arch/sparc64/prom/p1275.c
@@ -46,7 +46,7 @@ static inline unsigned long spitfire_get_primary_context(void)
*/
DEFINE_SPINLOCK(prom_entry_lock);
-long p1275_cmd (char *service, long fmt, ...)
+long p1275_cmd(const char *service, long fmt, ...)
{
char *p, *q;
unsigned long flags;
diff --git a/arch/sparc64/prom/printf.c b/arch/sparc64/prom/printf.c
index a6df82cafa0d..660943ee4c2a 100644
--- a/arch/sparc64/prom/printf.c
+++ b/arch/sparc64/prom/printf.c
@@ -34,7 +34,7 @@ prom_write(const char *buf, unsigned int n)
}
void
-prom_printf(char *fmt, ...)
+prom_printf(const char *fmt, ...)
{
va_list args;
int i;
diff --git a/arch/sparc64/prom/tree.c b/arch/sparc64/prom/tree.c
index ccf73258ebf7..b1ff9e87dcc6 100644
--- a/arch/sparc64/prom/tree.c
+++ b/arch/sparc64/prom/tree.c
@@ -69,7 +69,7 @@ prom_getsibling(int node)
* Return -1 on error.
*/
__inline__ int
-prom_getproplen(int node, char *prop)
+prom_getproplen(int node, const char *prop)
{
if((!node) || (!prop)) return -1;
return p1275_cmd ("getproplen",
@@ -83,20 +83,20 @@ prom_getproplen(int node, char *prop)
* was successful the length will be returned, else -1 is returned.
*/
__inline__ int
-prom_getproperty(int node, char *prop, char *buffer, int bufsize)
+prom_getproperty(int node, const char *prop, char *buffer, int bufsize)
{
int plen;
plen = prom_getproplen(node, prop);
- if((plen > bufsize) || (plen == 0) || (plen == -1))
+ if ((plen > bufsize) || (plen == 0) || (plen == -1)) {
return -1;
- else {
+ } else {
/* Ok, things seem all right. */
- return p1275_cmd ("getprop",
- P1275_ARG(1,P1275_ARG_IN_STRING)|
- P1275_ARG(2,P1275_ARG_OUT_BUF)|
- P1275_INOUT(4, 1),
- node, prop, buffer, P1275_SIZE(plen));
+ return p1275_cmd(prom_getprop_name,
+ P1275_ARG(1,P1275_ARG_IN_STRING)|
+ P1275_ARG(2,P1275_ARG_OUT_BUF)|
+ P1275_INOUT(4, 1),
+ node, prop, buffer, P1275_SIZE(plen));
}
}
@@ -104,7 +104,7 @@ prom_getproperty(int node, char *prop, char *buffer, int bufsize)
* on failure.
*/
__inline__ int
-prom_getint(int node, char *prop)
+prom_getint(int node, const char *prop)
{
int intprop;
@@ -119,7 +119,7 @@ prom_getint(int node, char *prop)
*/
int
-prom_getintdefault(int node, char *property, int deflt)
+prom_getintdefault(int node, const char *property, int deflt)
{
int retval;
@@ -131,7 +131,7 @@ prom_getintdefault(int node, char *property, int deflt)
/* Acquire a boolean property, 1=TRUE 0=FALSE. */
int
-prom_getbool(int node, char *prop)
+prom_getbool(int node, const char *prop)
{
int retval;
@@ -145,7 +145,7 @@ prom_getbool(int node, char *prop)
* buffer.
*/
void
-prom_getstring(int node, char *prop, char *user_buf, int ubuf_size)
+prom_getstring(int node, const char *prop, char *user_buf, int ubuf_size)
{
int len;
@@ -160,7 +160,7 @@ prom_getstring(int node, char *prop, char *user_buf, int ubuf_size)
* YES = 1 NO = 0
*/
int
-prom_nodematch(int node, char *name)
+prom_nodematch(int node, const char *name)
{
char namebuf[128];
prom_getproperty(node, "name", namebuf, sizeof(namebuf));
@@ -172,7 +172,7 @@ prom_nodematch(int node, char *name)
* 'nodename'. Return node if successful, zero if not.
*/
int
-prom_searchsiblings(int node_start, char *nodename)
+prom_searchsiblings(int node_start, const char *nodename)
{
int thisnode, error;
@@ -294,7 +294,7 @@ prom_firstprop(int node, char *buffer)
* property types for this node.
*/
__inline__ char *
-prom_nextprop(int node, char *oprop, char *buffer)
+prom_nextprop(int node, const char *oprop, char *buffer)
{
char buf[32];
@@ -314,15 +314,17 @@ prom_nextprop(int node, char *oprop, char *buffer)
}
int
-prom_finddevice(char *name)
+prom_finddevice(const char *name)
{
- if(!name) return 0;
- return p1275_cmd ("finddevice", P1275_ARG(0,P1275_ARG_IN_STRING)|
- P1275_INOUT(1, 1),
- name);
+ if (!name)
+ return 0;
+ return p1275_cmd(prom_finddev_name,
+ P1275_ARG(0,P1275_ARG_IN_STRING)|
+ P1275_INOUT(1, 1),
+ name);
}
-int prom_node_has_property(int node, char *prop)
+int prom_node_has_property(int node, const char *prop)
{
char buf [32];
@@ -339,7 +341,7 @@ int prom_node_has_property(int node, char *prop)
* of 'size' bytes. Return the number of bytes the prom accepted.
*/
int
-prom_setprop(int node, char *pname, char *value, int size)
+prom_setprop(int node, const char *pname, char *value, int size)
{
if(size == 0) return 0;
if((pname == 0) || (value == 0)) return 0;
@@ -364,7 +366,7 @@ prom_inst2pkg(int inst)
* FIXME: Should work for v0 as well
*/
int
-prom_pathtoinode(char *path)
+prom_pathtoinode(const char *path)
{
int node, inst;
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 2373cb8b8625..703acde2a1a5 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -959,9 +959,6 @@ static __init int unsynchronized_tsc(void)
are handled in the OEM check above. */
if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL)
return 0;
- /* All in a single socket - should be synchronized */
- if (cpus_weight(cpu_core_map[0]) == num_online_cpus())
- return 0;
#endif
/* Assume multi socket systems are not synchronized */
return num_online_cpus() > 1;