linux_dsm_epyc7002/arch/x86/kernel/cpu/cpu.h
Yinghai Lu dcd32b6a1f x86: make 64-bit identify_cpu use cpu_dev
we may need to move some functions to common.c later

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-08 07:47:39 +02:00

44 lines
1.0 KiB
C

#ifndef ARCH_X86_CPU_H
#define ARCH_X86_CPU_H
struct cpu_model_info {
int vendor;
int family;
char *model_names[16];
};
/* attempt to consolidate cpu attributes */
struct cpu_dev {
char * c_vendor;
/* some have two possibilities for cpuid string */
char * c_ident[2];
struct cpu_model_info c_models[4];
void (*c_early_init)(struct cpuinfo_x86 *c);
void (*c_init)(struct cpuinfo_x86 * c);
void (*c_identify)(struct cpuinfo_x86 * c);
unsigned int (*c_size_cache)(struct cpuinfo_x86 * c, unsigned int size);
};
extern struct cpu_dev * cpu_devs [X86_VENDOR_NUM];
struct cpu_vendor_dev {
int vendor;
struct cpu_dev *cpu_dev;
};
#define cpu_vendor_dev_register(cpu_vendor_id, cpu_dev) \
static struct cpu_vendor_dev __cpu_vendor_dev_##cpu_vendor_id __used \
__attribute__((__section__(".x86cpuvendor.init"))) = \
{ cpu_vendor_id, cpu_dev }
extern struct cpu_vendor_dev __x86cpuvendor_start[], __x86cpuvendor_end[];
extern int get_model_name(struct cpuinfo_x86 *c);
extern void display_cacheinfo(struct cpuinfo_x86 *c);
#endif