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authorH. Peter Anvin2008-02-14 14:52:05 -0800
committerIngo Molnar2008-02-26 12:55:51 +0100
commit7343b3b3a627eb30e24e921f004f659c8ebb91c5 (patch)
tree1e7c77a864c4a3e0186f9192a71520d0d39edf73 /arch
parenta7ef94e6889186848573a10c5bdb8271405f44de (diff)
x86: require family >= 6 if we are using P6 NOPs
The P6 family of NOPs are only available on family >= 6 or above, so enforce that in the boot code. Signed-off-by: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/Kconfig.cpu5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index e09a6b73a1aa..86fd2a0e4597 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -377,6 +377,10 @@ config X86_OOSTORE
def_bool y
depends on (MWINCHIP3D || MWINCHIP2 || MWINCHIPC6) && MTRR
+config X86_P6_NOP
+ def_bool y
+ depends on (M686 || MPENTIUMII || MPENTIUMIII || MPENTIUMM || MCORE2 || PENTIUM4)
+
config X86_TSC
def_bool y
depends on ((MWINCHIP3D || MWINCHIP2 || MCRUSOE || MEFFICEON || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || MK8 || MVIAC3_2 || MVIAC7 || MGEODEGX1 || MGEODE_LX || MCORE2) && !X86_NUMAQ) || X86_64
@@ -390,6 +394,7 @@ config X86_CMOV
config X86_MINIMUM_CPU_FAMILY
int
default "64" if X86_64
+ default "6" if X86_32 && X86_P6_NOP
default "4" if X86_32 && (X86_XADD || X86_CMPXCHG || X86_BSWAP || X86_WP_WORKS_OK)
default "3"