root/arch/x86/include/asm/disabled-features.h

INCLUDED FROM

#ifndef _ASM_X86_DISABLED_FEATURES_H
#define _ASM_X86_DISABLED_FEATURES_H

/* These features, although they might be available in a CPU
 * will not be used because the compile options to support
 * them are not present.
 *
 * This code allows them to be checked and disabled at
 * compile time without an explicit #ifdef.  Use
 * cpu_feature_enabled().
 */

#ifdef CONFIG_X86_64
# define DISABLE_VME            (1<<(X86_FEATURE_VME & 31))
# define DISABLE_K6_MTRR        (1<<(X86_FEATURE_K6_MTRR & 31))
# define DISABLE_CYRIX_ARR      (1<<(X86_FEATURE_CYRIX_ARR & 31))
# define DISABLE_CENTAUR_MCR    (1<<(X86_FEATURE_CENTAUR_MCR & 31))
#else
# define DISABLE_VME            0
# define DISABLE_K6_MTRR        0
# define DISABLE_CYRIX_ARR      0
# define DISABLE_CENTAUR_MCR    0
#endif /* CONFIG_X86_64 */

/*
 * Make sure to add features to the correct mask
 */
#define DISABLED_MASK0  (DISABLE_VME)
#define DISABLED_MASK1  0
#define DISABLED_MASK2  0
#define DISABLED_MASK3  (DISABLE_CYRIX_ARR|DISABLE_CENTAUR_MCR|DISABLE_K6_MTRR)
#define DISABLED_MASK4  0
#define DISABLED_MASK5  0
#define DISABLED_MASK6  0
#define DISABLED_MASK7  0
#define DISABLED_MASK8  0
#define DISABLED_MASK9  0

#endif /* _ASM_X86_DISABLED_FEATURES_H */