1 #ifndef _ASM_X86_DISABLED_FEATURES_H 2 #define _ASM_X86_DISABLED_FEATURES_H 3 4 /* These features, although they might be available in a CPU 5 * will not be used because the compile options to support 6 * them are not present. 7 * 8 * This code allows them to be checked and disabled at 9 * compile time without an explicit #ifdef. Use 10 * cpu_feature_enabled(). 11 */ 12 13 #ifdef CONFIG_X86_64 14 # define DISABLE_VME (1<<(X86_FEATURE_VME & 31)) 15 # define DISABLE_K6_MTRR (1<<(X86_FEATURE_K6_MTRR & 31)) 16 # define DISABLE_CYRIX_ARR (1<<(X86_FEATURE_CYRIX_ARR & 31)) 17 # define DISABLE_CENTAUR_MCR (1<<(X86_FEATURE_CENTAUR_MCR & 31)) 18 #else 19 # define DISABLE_VME 0 20 # define DISABLE_K6_MTRR 0 21 # define DISABLE_CYRIX_ARR 0 22 # define DISABLE_CENTAUR_MCR 0 23 #endif /* CONFIG_X86_64 */ 24 25 /* 26 * Make sure to add features to the correct mask 27 */ 28 #define DISABLED_MASK0 (DISABLE_VME) 29 #define DISABLED_MASK1 0 30 #define DISABLED_MASK2 0 31 #define DISABLED_MASK3 (DISABLE_CYRIX_ARR|DISABLE_CENTAUR_MCR|DISABLE_K6_MTRR) 32 #define DISABLED_MASK4 0 33 #define DISABLED_MASK5 0 34 #define DISABLED_MASK6 0 35 #define DISABLED_MASK7 0 36 #define DISABLED_MASK8 0 37 #define DISABLED_MASK9 0 38 39 #endif /* _ASM_X86_DISABLED_FEATURES_H */ 40