arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h

Source file repositories/reference/linux-study-clean/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h

File Facts

System
Linux kernel
Corpus path
arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
Extension
.h
Size
2486 bytes
Lines
83
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_BCM47XX_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H

#define cpu_has_tlb			1
#define cpu_has_4kex			1
#define cpu_has_3k_cache		0
#define cpu_has_4k_cache		1
#define cpu_has_fpu			0
#define cpu_has_32fpr			0
#define cpu_has_counter			1
#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB)
#define cpu_has_watch			1
#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA)
#define cpu_has_watch			0
#endif
#define cpu_has_divec			1
#define cpu_has_vce			0
#define cpu_has_cache_cdex_p		0
#define cpu_has_cache_cdex_s		0
#define cpu_has_prefetch		1
#define cpu_has_mcheck			1
#define cpu_has_ejtag			1
#define cpu_has_llsc			1

/* cpu_has_mips16 */
#define cpu_has_mdmx			0
#define cpu_has_mips3d			0
#define cpu_has_rixi			0
#define cpu_has_mmips			0
#define cpu_has_smartmips		0
#define cpu_has_vtag_icache		0
/* cpu_has_dc_aliases */
#define cpu_has_ic_fills_f_dc		0
#define cpu_has_pindexed_dcache		0
#define cpu_icache_snoops_remote_store	0

#define cpu_has_mips_2			1
#define cpu_has_mips_3			0
#define cpu_has_mips32r1		1
#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB)
#define cpu_has_mips32r2		1
#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA)
#define cpu_has_mips32r2		0
#endif
#define cpu_has_mips64r1		0
#define cpu_has_mips64r2		0

#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB)
#define cpu_has_dsp			1
#define cpu_has_dsp2			1
#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA)
#define cpu_has_dsp			0
#define cpu_has_dsp2			0
#endif
#define cpu_has_mipsmt			0
/* cpu_has_userlocal */

#define cpu_has_nofpuex			0
#define cpu_has_64bits			0
#define cpu_has_64bit_zero_reg		0
#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB)
#define cpu_has_vint			1
#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA)
#define cpu_has_vint			0
#endif
#define cpu_has_veic			0
#define cpu_has_inclusive_pcaches	0

#if defined(CONFIG_BCM47XX_BCMA) && !defined(CONFIG_BCM47XX_SSB)
#define cpu_dcache_line_size()		32
#define cpu_icache_line_size()		32
#define cpu_has_perf_cntr_intr_bit	1
#elif defined(CONFIG_BCM47XX_SSB) && !defined(CONFIG_BCM47XX_BCMA)
#define cpu_dcache_line_size()		16
#define cpu_icache_line_size()		16
#define cpu_has_perf_cntr_intr_bit	0
#endif
#define cpu_scache_line_size()		0
#define cpu_has_vz			0

#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */

Annotation

Implementation Notes