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fcb9a9bfb1
They are really depends on CPU we're running on. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
23 lines
620 B
C
23 lines
620 B
C
#ifndef __CR_ASM_CPU_H__
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#define __CR_ASM_CPU_H__
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#include "asm/types.h"
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/*
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* Adopted from linux kernel.
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*/
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#define NCAPINTS (10) /* N 32-bit words worth of info */
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#define NCAPINTS_BITS (NCAPINTS * 32)
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#define X86_FEATURE_FPU (0*32+ 0) /* Onboard FPU */
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#define X86_FEATURE_FXSR (0*32+24) /* FXSAVE/FXRSTOR, CR4.OSFXSR */
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#define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */
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extern const char * const x86_cap_flags[NCAPINTS_BITS];
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extern void cpu_set_feature(unsigned int feature);
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extern bool cpu_has_feature(unsigned int feature);
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extern int cpu_init(void);
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#endif /* __CR_CPU_H__ */
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