Merge branch 'timers/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[cascardo/linux.git] / include / asm-x86 / required-features.h

diff --git a/include/asm-x86/required-features.h b/include/asm-x86/required-features.h
index 8b64f3e..adec887 100644 (file)
--- a/include/asm-x86/required-features.h
+++ b/include/asm-x86/required-features.h
@@ -1,5 +1,76 @@
-#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))
+#else
+# define NEED_PAE      0
+#endif
+
+#ifdef CONFIG_X86_CMPXCHG64
+# define NEED_CX8      (1<<(X86_FEATURE_CX8 & 31))
+#else
+# 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       0
+#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