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Diffstat (limited to 'arch/sh/Kconfig')
-rw-r--r--arch/sh/Kconfig37
1 files changed, 29 insertions, 8 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 8d90564c2bcf..0e318c905eea 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -44,6 +44,7 @@ config SUPERH32
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_ARCH_KGDB
select HAVE_HW_BREAKPOINT
+ select HAVE_MIXED_BREAKPOINTS_REGS
select PERF_EVENTS if HAVE_HW_BREAKPOINT
select ARCH_HIBERNATION_POSSIBLE if MMU
@@ -157,7 +158,6 @@ config LOCKDEP_SUPPORT
config HAVE_LATENCYTOP_SUPPORT
def_bool y
- depends on !SMP
config ARCH_HAS_ILOG2_U32
def_bool n
@@ -237,6 +237,8 @@ config CPU_SHX2
config CPU_SHX3
bool
select DMA_COHERENT
+ select SYS_SUPPORTS_SMP
+ select SYS_SUPPORTS_NUMA
config ARCH_SHMOBILE
bool
@@ -453,18 +455,12 @@ config CPU_SUBTYPE_SH7786
select CPU_SH4A
select CPU_SHX3
select CPU_HAS_PTEAEX
- select ARCH_SPARSEMEM_ENABLE
- select SYS_SUPPORTS_NUMA
- select SYS_SUPPORTS_SMP
select GENERIC_CLOCKEVENTS_BROADCAST if SMP
config CPU_SUBTYPE_SHX3
bool "Support SH-X3 processor"
select CPU_SH4A
select CPU_SHX3
- select ARCH_SPARSEMEM_ENABLE
- select SYS_SUPPORTS_NUMA
- select SYS_SUPPORTS_SMP
select GENERIC_CLOCKEVENTS_BROADCAST if SMP
# SH4AL-DSP Processor Support
@@ -634,7 +630,7 @@ config KEXEC
config CRASH_DUMP
bool "kernel crash dumps (EXPERIMENTAL)"
- depends on SUPERH32 && EXPERIMENTAL
+ depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP
help
Generate crash dump after being started by kexec.
This should be normally only set in special crash dump kernels
@@ -706,6 +702,13 @@ config NR_CPUS
This is purely to save memory - each supported CPU adds
approximately eight kilobytes to the kernel image.
+config HOTPLUG_CPU
+ bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
+ depends on SMP && HOTPLUG && EXPERIMENTAL
+ help
+ Say Y here to experiment with turning CPUs off and on. CPUs
+ can be controlled through /sys/devices/system/cpu.
+
source "kernel/Kconfig.preempt"
config GUSA
@@ -732,6 +735,8 @@ config GUSA_RB
LLSC, this should be more efficient than the other alternative of
disabling interrupts around the atomic sequence.
+source "drivers/sh/Kconfig"
+
endmenu
menu "Boot options"
@@ -863,4 +868,20 @@ source "security/Kconfig"
source "crypto/Kconfig"
+menuconfig VIRTUALIZATION
+ bool "Virtualization"
+ default n
+ ---help---
+ Say Y here to get to see options for using your Linux host to run other
+ operating systems inside virtual machines (guests).
+ This option alone does not add any kernel code.
+
+ If you say N, all options in this submenu will be skipped and disabled.
+
+if VIRTUALIZATION
+
+source drivers/virtio/Kconfig
+
+endif # VIRTUALIZATION
+
source "lib/Kconfig"