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- #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. Only add word 0 bits here
- Some requirements that are not in CPUID yet are also in the
- CONFIG_X86_MINIMUM_CPU mode which is checked too.
- The real information is in arch/i386/Kconfig.cpu, this just converts
- the CONFIGs into a bitmask */
- #ifdef CONFIG_X86_PAE
- #define NEED_PAE (1<<X86_FEATURE_PAE)
- #else
- #define NEED_PAE 0
- #endif
- #ifdef CONFIG_X86_CMOV
- #define NEED_CMOV (1<<X86_FEATURE_CMOV)
- #else
- #define NEED_CMOV 0
- #endif
- #ifdef CONFIG_X86_CMPXCHG64
- #define NEED_CMPXCHG64 (1<<X86_FEATURE_CX8)
- #else
- #define NEED_CMPXCHG64 0
- #endif
- #define REQUIRED_MASK1 (NEED_PAE|NEED_CMOV|NEED_CMPXCHG64)
- #endif
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