https://github.com/torvalds/linux
Raw File
Tip revision: 610a9b8f49fbcf1100716370d3b5f6f884a2835a authored by Linus Torvalds on 31 December 2023, 20:51:25 UTC
Linux 6.7-rc8
Tip revision: 610a9b8
cpuflags.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_CPUFLAGS_H
#define BOOT_CPUFLAGS_H

#include <asm/cpufeatures.h>
#include <asm/processor-flags.h>

struct cpu_features {
	int level;		/* Family, or 64 for x86-64 */
	int family;		/* Family, always */
	int model;
	u32 flags[NCAPINTS];
};

extern struct cpu_features cpu;
extern u32 cpu_vendor[3];

int has_eflag(unsigned long mask);
void get_cpuflags(void);
void cpuid_count(u32 id, u32 count, u32 *a, u32 *b, u32 *c, u32 *d);

#endif
back to top