1. 根目录:
2. arch
3. mips
4. include
5. asm
6. mach-sead3
7. cpu-feature-overrides.h

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2003, 2004 Chris Dearman
 * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
 */
#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	? */
#ifdef CONFIG_CPU_MICROMIPS
#define cpu_has_llsc		0
#else
#define cpu_has_llsc		1
#endif
/* #define cpu_has_vtag_icache	? */
/* #define cpu_has_dc_aliases	? */
/* #define cpu_has_ic_fills_f_dc ? */
#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_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 */