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yaml
---
r: 72379
b: refs/heads/master
c: 23e5305
h: refs/heads/master
i:
  72377: 9af6549
  72375: 03b6b05
v: v3
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Brian Gerst authored and Thomas Gleixner committed Oct 23, 2007
1 parent fbc62b8 commit 7001ef6
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Showing 4 changed files with 71 additions and 105 deletions.
2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 77129c5e3ddba94b6ab7223504b39956f653f376
refs/heads/master: 23e5305d93801fca4ff2ff4b94bdf49e24c96a5e
73 changes: 70 additions & 3 deletions trunk/include/asm-x86/required-features.h
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#ifdef CONFIG_X86_32
# include "required-features_32.h"
#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/x86/Kconfig.cpu, this just converts
the CONFIGs into a bitmask */

#ifndef CONFIG_MATH_EMULATION
# define NEED_FPU (1<<(X86_FEATURE_FPU & 31))
#else
# include "required-features_64.h"
# define NEED_FPU 0
#endif

#if defined(CONFIG_X86_PAE) || defined(CONFIG_X86_64)
# define NEED_PAE (1<<(X86_FEATURE_PAE & 31))
# define NEED_CX8 (1<<(X86_FEATURE_CX8 & 31))
#else
# define NEED_PAE 0
# define NEED_CX8 0
#endif

#if defined(CONFIG_X86_CMOV) || defined(CONFIG_X86_64)
# define NEED_CMOV (1<<(X86_FEATURE_CMOV & 31))
#else
# define NEED_CMOV 0
#endif

#ifdef CONFIG_X86_USE_3DNOW
# define NEED_3DNOW (1<<(X86_FEATURE_3DNOW & 31))
#else
# define NEED_3DNOW 0
#endif

#ifdef CONFIG_X86_64
#define NEED_PSE (1<<(X86_FEATURE_PSE & 31))
#define NEED_MSR (1<<(X86_FEATURE_MSR & 31))
#define NEED_PGE (1<<(X86_FEATURE_PGE & 31))
#define NEED_FXSR (1<<(X86_FEATURE_FXSR & 31))
#define NEED_XMM (1<<(X86_FEATURE_XMM & 31))
#define NEED_XMM2 (1<<(X86_FEATURE_XMM2 & 31))
#define NEED_LM (1<<(X86_FEATURE_LM & 31))
#else
#define NEED_PSE 0
#define NEED_MSR 0
#define NEED_PGE 0
#define NEED_FXSR 0
#define NEED_XMM 0
#define NEED_XMM2 0
#define NEED_LM 0
#endif

#define REQUIRED_MASK0 (NEED_FPU|NEED_PSE|NEED_MSR|NEED_PAE|\
NEED_CX8|NEED_PGE|NEED_FXSR|NEED_CMOV|\
NEED_XMM|NEED_XMM2)
#define SSE_MASK (NEED_XMM|NEED_XMM2)

#define REQUIRED_MASK1 (NEED_LM|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
55 changes: 0 additions & 55 deletions trunk/include/asm-x86/required-features_32.h

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46 changes: 0 additions & 46 deletions trunk/include/asm-x86/required-features_64.h

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