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| author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 11:20:03 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 11:20:03 +0200 |
| commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
| tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-x86/required-features_32.h | |
| parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) | |
| download | linux-96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42.tar.bz2 | |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/required-features_32.h')
| -rw-r--r-- | include/asm-x86/required-features_32.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/asm-x86/required-features_32.h b/include/asm-x86/required-features_32.h new file mode 100644 index 000000000000..618feb98f9f5 --- /dev/null +++ b/include/asm-x86/required-features_32.h @@ -0,0 +1,55 @@ +#ifndef _ASM_REQUIRED_FEATURES_H +#define _ASM_REQUIRED_FEATURES_H 1 + +/* Define minimum CPUID feature set for kernel These bits are checked + really early to actually display a visible error message before the + kernel dies. Make sure to assign features to the proper mask! + + Some requirements that are not in CPUID yet are also in the + CONFIG_X86_MINIMUM_CPU_FAMILY which is checked too. + + The real information is in arch/i386/Kconfig.cpu, this just converts + the CONFIGs into a bitmask */ + +#ifndef CONFIG_MATH_EMULATION +# define NEED_FPU (1<<(X86_FEATURE_FPU & 31)) +#else +# define NEED_FPU 0 +#endif + +#ifdef CONFIG_X86_PAE +# define NEED_PAE (1<<(X86_FEATURE_PAE & 31)) +#else +# define NEED_PAE 0 +#endif + +#ifdef CONFIG_X86_CMOV +# define NEED_CMOV (1<<(X86_FEATURE_CMOV & 31)) +#else +# define NEED_CMOV 0 +#endif + +#ifdef CONFIG_X86_PAE +# define NEED_CX8 (1<<(X86_FEATURE_CX8 & 31)) +#else +# define NEED_CX8 0 +#endif + +#define REQUIRED_MASK0 (NEED_FPU|NEED_PAE|NEED_CMOV|NEED_CX8) + +#ifdef CONFIG_X86_USE_3DNOW +# define NEED_3DNOW (1<<(X86_FEATURE_3DNOW & 31)) +#else +# define NEED_3DNOW 0 +#endif + +#define REQUIRED_MASK1 (NEED_3DNOW) + +#define REQUIRED_MASK2 0 +#define REQUIRED_MASK3 0 +#define REQUIRED_MASK4 0 +#define REQUIRED_MASK5 0 +#define REQUIRED_MASK6 0 +#define REQUIRED_MASK7 0 + +#endif |