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Commit 23e5305d authored by Brian Gerst's avatar Brian Gerst Committed by Thomas Gleixner
Browse files

x86: merge required-features.h 



Signed-off-by: default avatarBrian Gerst <bgerst@didntduck.org>
parent 77129c5e

include/asm-x86/required-features.h

+70 −3
Original line number Diff line number Diff line 
#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

include/asm-x86/required-features_32.h

deleted100644 → 0
+0 −55
Original line number Diff line number Diff line 
#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/i386/Kconfig.cpu, this just converts

   the CONFIGs into a bitmask */



#ifndef CONFIG_MATH_EMULATION

# define NEED_FPU	(1<<(X86_FEATURE_FPU & 31))

#else

# define NEED_FPU	0

#endif



#ifdef CONFIG_X86_PAE

# define NEED_PAE	(1<<(X86_FEATURE_PAE & 31))

#else

# define NEED_PAE	0

#endif



#ifdef CONFIG_X86_CMOV

# define NEED_CMOV	(1<<(X86_FEATURE_CMOV & 31))

#else

# define NEED_CMOV	0

#endif



#ifdef CONFIG_X86_PAE

# define NEED_CX8	(1<<(X86_FEATURE_CX8 & 31))

#else

# define NEED_CX8	0

#endif



#define REQUIRED_MASK0	(NEED_FPU|NEED_PAE|NEED_CMOV|NEED_CX8)



#ifdef CONFIG_X86_USE_3DNOW

# define NEED_3DNOW	(1<<(X86_FEATURE_3DNOW & 31))

#else

# define NEED_3DNOW	0

#endif



#define REQUIRED_MASK1	(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

include/asm-x86/required-features_64.h

deleted100644 → 0
+0 −46
Original line number Diff line number Diff line 
#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!



   The real information is in arch/x86_64/Kconfig.cpu, this just converts

   the CONFIGs into a bitmask */



/* x86-64 baseline features */

#define NEED_FPU	(1<<(X86_FEATURE_FPU & 31))

#define NEED_PSE	(1<<(X86_FEATURE_PSE & 31))

#define NEED_MSR	(1<<(X86_FEATURE_MSR & 31))

#define NEED_PAE	(1<<(X86_FEATURE_PAE & 31))

#define NEED_CX8	(1<<(X86_FEATURE_CX8 & 31))

#define NEED_PGE	(1<<(X86_FEATURE_PGE & 31))

#define NEED_FXSR	(1<<(X86_FEATURE_FXSR & 31))

#define NEED_CMOV	(1<<(X86_FEATURE_CMOV & 31))

#define NEED_XMM	(1<<(X86_FEATURE_XMM & 31))

#define NEED_XMM2	(1<<(X86_FEATURE_XMM2 & 31))



#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)



/* x86-64 baseline features */

#define NEED_LM		(1<<(X86_FEATURE_LM & 31))



#ifdef CONFIG_X86_USE_3DNOW

# define NEED_3DNOW	(1<<(X86_FEATURE_3DNOW & 31))

#else

# define NEED_3DNOW	0

#endif



#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