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-rw-r--r--include/asm-x86/required-features.h14
1 files changed, 10 insertions, 4 deletions
diff --git a/include/asm-x86/required-features.h b/include/asm-x86/required-features.h
index adec887dd7cd..a01c4e376331 100644
--- a/include/asm-x86/required-features.h
+++ b/include/asm-x86/required-features.h
@@ -1,5 +1,5 @@
1#ifndef _ASM_REQUIRED_FEATURES_H 1#ifndef ASM_X86__REQUIRED_FEATURES_H
2#define _ASM_REQUIRED_FEATURES_H 1 2#define ASM_X86__REQUIRED_FEATURES_H
3 3
4/* Define minimum CPUID feature set for kernel These bits are checked 4/* Define minimum CPUID feature set for kernel These bits are checked
5 really early to actually display a visible error message before the 5 really early to actually display a visible error message before the
@@ -41,6 +41,12 @@
41# define NEED_3DNOW 0 41# define NEED_3DNOW 0
42#endif 42#endif
43 43
44#if defined(CONFIG_X86_P6_NOP) || defined(CONFIG_X86_64)
45# define NEED_NOPL (1<<(X86_FEATURE_NOPL & 31))
46#else
47# define NEED_NOPL 0
48#endif
49
44#ifdef CONFIG_X86_64 50#ifdef CONFIG_X86_64
45#define NEED_PSE 0 51#define NEED_PSE 0
46#define NEED_MSR (1<<(X86_FEATURE_MSR & 31)) 52#define NEED_MSR (1<<(X86_FEATURE_MSR & 31))
@@ -67,10 +73,10 @@
67#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW) 73#define REQUIRED_MASK1 (NEED_LM|NEED_3DNOW)
68 74
69#define REQUIRED_MASK2 0 75#define REQUIRED_MASK2 0
70#define REQUIRED_MASK3 0 76#define REQUIRED_MASK3 (NEED_NOPL)
71#define REQUIRED_MASK4 0 77#define REQUIRED_MASK4 0
72#define REQUIRED_MASK5 0 78#define REQUIRED_MASK5 0
73#define REQUIRED_MASK6 0 79#define REQUIRED_MASK6 0
74#define REQUIRED_MASK7 0 80#define REQUIRED_MASK7 0
75 81
76#endif 82#endif /* ASM_X86__REQUIRED_FEATURES_H */