OpenCloudOS-Kernel/arch/x86/boot/cpuflags.h

23 lines
486 B
C

/* 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