| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef BOOT_CPUFLAGS_H |
| 3 | #define BOOT_CPUFLAGS_H |
| 4 | |
| 5 | #include <asm/cpufeatures.h> |
| 6 | #include <asm/processor-flags.h> |
| 7 | |
| 8 | struct cpu_features { |
| 9 | int level; /* Family, or 64 for x86-64 */ |
| 10 | int family; /* Family, always */ |
| 11 | int model; |
| 12 | u32 flags[NCAPINTS]; |
| 13 | }; |
| 14 | |
| 15 | extern struct cpu_features cpu; |
| 16 | extern u32 cpu_vendor[3]; |
| 17 | |
| 18 | #ifdef CONFIG_X86_32 |
| 19 | bool has_eflag(unsigned long mask); |
| 20 | #else |
| 21 | static inline bool has_eflag(unsigned long mask) { return true; } |
| 22 | #endif |
| 23 | void get_cpuflags(void); |
| 24 | void cpuid_count(u32 id, u32 count, u32 *a, u32 *b, u32 *c, u32 *d); |
| 25 | bool has_cpuflag(int flag); |
| 26 | |
| 27 | #endif |
| 28 | |