arch/mips/include/asm/mach-malta/cpu-feature-overrides.h

Source file repositories/reference/linux-study-clean/arch/mips/include/asm/mach-malta/cpu-feature-overrides.h

File Facts

System
Linux kernel
Corpus path
arch/mips/include/asm/mach-malta/cpu-feature-overrides.h
Extension
.h
Size
2029 bytes
Lines
71
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H


/*
 * CPU feature overrides for MIPS boards
 */
#ifdef CONFIG_CPU_MIPS32
#define cpu_has_tlb		1
#define cpu_has_4kex		1
#define cpu_has_4k_cache	1
/* #define cpu_has_fpu		? */
/* #define cpu_has_32fpr	? */
#define cpu_has_counter		1
/* #define cpu_has_watch	? */
#define cpu_has_divec		1
#define cpu_has_vce		0
/* #define cpu_has_cache_cdex_p ? */
/* #define cpu_has_cache_cdex_s ? */
/* #define cpu_has_prefetch	? */
#define cpu_has_mcheck		1
/* #define cpu_has_ejtag	? */
#define cpu_has_llsc		1
/* #define cpu_has_vtag_icache	? */
/* #define cpu_has_dc_aliases	? */
/* #define cpu_has_ic_fills_f_dc ? */
#define cpu_has_clo_clz		1
#define cpu_has_nofpuex		0
/* #define cpu_has_64bits	? */
/* #define cpu_has_64bit_zero_reg ? */
/* #define cpu_has_inclusive_pcaches ? */
#define cpu_icache_snoops_remote_store 1
#endif

#ifdef CONFIG_CPU_MIPS64
#define cpu_has_tlb		1
#define cpu_has_4kex		1
#define cpu_has_4k_cache	1
/* #define cpu_has_fpu		? */
/* #define cpu_has_32fpr	? */
#define cpu_has_counter		1
/* #define cpu_has_watch	? */
#define cpu_has_divec		1
#define cpu_has_vce		0
/* #define cpu_has_cache_cdex_p ? */
/* #define cpu_has_cache_cdex_s ? */
/* #define cpu_has_prefetch	? */
#define cpu_has_mcheck		1
/* #define cpu_has_ejtag	? */
#define cpu_has_llsc		1
/* #define cpu_has_vtag_icache	? */
/* #define cpu_has_dc_aliases	? */
/* #define cpu_has_ic_fills_f_dc ? */
#define cpu_has_clo_clz		1
#define cpu_has_nofpuex		0
/* #define cpu_has_64bits	? */
/* #define cpu_has_64bit_zero_reg ? */
/* #define cpu_has_inclusive_pcaches ? */
#define cpu_icache_snoops_remote_store 1
#endif

#endif /* __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H */

Annotation

Implementation Notes