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[PATCH] i386: Add support for compilation for Core2 

gcc doesn't support -mtune=core2 yet, but will be soon. Use -mtune=generic or -mtune=i686
as fallback

TBD need benchmarking for INTEL_USERCOPY etc. So far I used the same defaults as MPENTIUMM

Signed-off-by: Andi Kleen <ak@suse.de>
wifi-calibration
Andi Kleen 2006-12-07 02:14:09 +01:00 committed by Andi Kleen
parent 713819989a
commit c55d92d141
3 changed files with 16 additions and 6 deletions
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19
arch/i386/Kconfig.cpu
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@ -103,8 +103,15 @@ config MPENTIUMM
Select this for Intel Pentium M (not Pentium-4 M)
notebook chips.
config MCORE2
bool "Core 2/newer Xeon"
help
Select this for Intel Core 2 and newer Core 2 Xeons (Xeon 51xx and 53xx)
CPUs. You can distingush newer from older Xeons by the CPU family
in /proc/cpuinfo. Newer ones have 6.
config MPENTIUM4
bool "Pentium-4/Celeron(P4-based)/Pentium-4 M/Xeon"
bool "Pentium-4/Celeron(P4-based)/Pentium-4 M/older Xeon"
help
Select this for Intel Pentium 4 chips. This includes the
Pentium 4, P4-based Celeron and Xeon, and Pentium-4 M
@ -229,7 +236,7 @@ config X86_L1_CACHE_SHIFT
default "7" if MPENTIUM4 || X86_GENERIC
default "4" if X86_ELAN || M486 || M386 || MGEODEGX1
default "5" if MWINCHIP3D || MWINCHIP2 || MWINCHIPC6 || MCRUSOE || MEFFICEON || MCYRIXIII || MK6 || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || M586 || MVIAC3_2 || MGEODE_LX
default "6" if MK7 || MK8 || MPENTIUMM
default "6" if MK7 || MK8 || MPENTIUMM || MCORE2
config RWSEM_GENERIC_SPINLOCK
bool
@ -287,17 +294,17 @@ config X86_ALIGNMENT_16
config X86_GOOD_APIC
bool
depends on MK7 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || MK8 || MEFFICEON
depends on MK7 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || MK8 || MEFFICEON || MCORE2
default y
config X86_INTEL_USERCOPY
bool
depends on MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M586MMX || X86_GENERIC || MK8 || MK7 || MEFFICEON
depends on MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M586MMX || X86_GENERIC || MK8 || MK7 || MEFFICEON || MCORE2
default y
config X86_USE_PPRO_CHECKSUM
bool
depends on MWINCHIP3D || MWINCHIP2 || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MEFFICEON || MGEODE_LX
depends on MWINCHIP3D || MWINCHIP2 || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MEFFICEON || MGEODE_LX || MCORE2
default y
config X86_USE_3DNOW
@ -312,5 +319,5 @@ config X86_OOSTORE
config X86_TSC
bool
depends on (MWINCHIP3D || MWINCHIP2 || MCRUSOE || MEFFICEON || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || MK8 || MVIAC3_2 || MGEODEGX1 || MGEODE_LX) && !X86_NUMAQ
depends on (MWINCHIP3D || MWINCHIP2 || MCRUSOE || MEFFICEON || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || MK8 || MVIAC3_2 || MGEODEGX1 || MGEODE_LX || MCORE2) && !X86_NUMAQ
default y

1
arch/i386/Makefile.cpu
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@ -32,6 +32,7 @@ cflags-$(CONFIG_MWINCHIP2) += $(call cc-option,-march=winchip2,-march=i586)
cflags-$(CONFIG_MWINCHIP3D) += $(call cc-option,-march=winchip2,-march=i586)
cflags-$(CONFIG_MCYRIXIII) += $(call cc-option,-march=c3,-march=i486) $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0
cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686)
cflags-$(CONFIG_MCORE2) += -march=i686 $(call cc-option,-mtune=core2,$(call cc-option,-mtune=generic,-mtune=i686))
# AMD Elan support
cflags-$(CONFIG_X86_ELAN) += -march=i486

2
include/asm-i386/module.h
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@ -20,6 +20,8 @@ struct mod_arch_specific
#define MODULE_PROC_FAMILY "586TSC "
#elif defined CONFIG_M586MMX
#define MODULE_PROC_FAMILY "586MMX "
#elif defined CONFIG_MCORE2
#define MODULE_PROC_FAMILY "CORE2 "
#elif defined CONFIG_M686
#define MODULE_PROC_FAMILY "686 "
#elif defined CONFIG_MPENTIUMII