summaryrefslogtreecommitdiffstats
path: root/arch/x86/include/asm/cacheinfo.h
blob: ce9685fc78d8ffc125eaed0aa75f9e65135bfe79 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHEINFO_H
#define _ASM_X86_CACHEINFO_H

/* Kernel controls MTRR and/or PAT MSRs. */
extern unsigned int memory_caching_control;
#define CACHE_MTRR 0x01
#define CACHE_PAT  0x02

void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu);
void cacheinfo_hygon_init_llc_id(struct cpuinfo_x86 *c, int cpu);

void cache_disable(void);
void cache_enable(void);
void set_cache_aps_delayed_init(bool val);
bool get_cache_aps_delayed_init(void);
void cache_bp_init(void);
void cache_bp_restore(void);
void cache_aps_init(void);

#endif /* _ASM_X86_CACHEINFO_H */