arch/mips/include/asm/mach-rc32434/cpu-feature-overrides.h

Source file repositories/reference/linux-study-clean/arch/mips/include/asm/mach-rc32434/cpu-feature-overrides.h

File Facts

System
Linux kernel
Corpus path
arch/mips/include/asm/mach-rc32434/cpu-feature-overrides.h
Extension
.h
Size
1588 bytes
Lines
63
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_RC32434_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_RC32434_CPU_FEATURE_OVERRIDES_H

/*
 * The IDT RC32434 SOC has a built-in MIPS 4Kc core.
 */
#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_sb1_cache		0
#define cpu_has_fpu			0
#define cpu_has_32fpr			0
#define cpu_has_counter			1
#define cpu_has_watch			1
#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

#define cpu_has_mips16			0
#define cpu_has_mips16e2		0
#define cpu_has_mdmx			0
#define cpu_has_mips3d			0
#define cpu_has_smartmips		0

#define cpu_has_vtag_icache		0

#define cpu_has_mips32r1		1
#define cpu_has_mips32r2		0
#define cpu_has_mips64r1		0
#define cpu_has_mips64r2		0

#define cpu_has_dsp			0
#define cpu_has_dsp2			0
#define cpu_has_mipsmt			0

/* #define cpu_has_nofpuex		? */
#define cpu_has_64bits			0
#define cpu_has_64bit_zero_reg		0
#define cpu_has_64bit_gp_regs		0

#define cpu_has_inclusive_pcaches	0

#define cpu_dcache_line_size()		16
#define cpu_icache_line_size()		16

#endif /* __ASM_MACH_RC32434_CPU_FEATURE_OVERRIDES_H */

Annotation

Implementation Notes