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_INTEL_MPX
14# define DISABLE_MPX	0
15#else
16# define DISABLE_MPX	(1<<(X86_FEATURE_MPX & 31))
17#endif
18
19#ifdef CONFIG_X86_64
20# define DISABLE_VME		(1<<(X86_FEATURE_VME & 31))
21# define DISABLE_K6_MTRR	(1<<(X86_FEATURE_K6_MTRR & 31))
22# define DISABLE_CYRIX_ARR	(1<<(X86_FEATURE_CYRIX_ARR & 31))
23# define DISABLE_CENTAUR_MCR	(1<<(X86_FEATURE_CENTAUR_MCR & 31))
24#else
25# define DISABLE_VME		0
26# define DISABLE_K6_MTRR	0
27# define DISABLE_CYRIX_ARR	0
28# define DISABLE_CENTAUR_MCR	0
29#endif /* CONFIG_X86_64 */
30
31/*
32 * Make sure to add features to the correct mask
33 */
34#define DISABLED_MASK0	(DISABLE_VME)
35#define DISABLED_MASK1	0
36#define DISABLED_MASK2	0
37#define DISABLED_MASK3	(DISABLE_CYRIX_ARR|DISABLE_CENTAUR_MCR|DISABLE_K6_MTRR)
38#define DISABLED_MASK4	0
39#define DISABLED_MASK5	0
40#define DISABLED_MASK6	0
41#define DISABLED_MASK7	0
42#define DISABLED_MASK8	0
43#define DISABLED_MASK9	(DISABLE_MPX)
44
45#endif /* _ASM_X86_DISABLED_FEATURES_H */
46