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 int has_eflag(unsigned long mask);
19 void get_cpuflags(void);
20 void cpuid_count(u32 id, u32 count, u32 *a, u32 *b, u32 *c, u32 *d);
21
22 #endif
23
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