diff options
| -rw-r--r-- | arch/mips/include/asm/cacheops.h | 106 |
1 files changed, 64 insertions, 42 deletions
diff --git a/arch/mips/include/asm/cacheops.h b/arch/mips/include/asm/cacheops.h index 06b9bc7ea14b..c3212ff26723 100644 --- a/arch/mips/include/asm/cacheops.h +++ b/arch/mips/include/asm/cacheops.h @@ -12,54 +12,76 @@ #define __ASM_CACHEOPS_H /* + * Most cache ops are split into a 2 bit field identifying the cache, and a 3 + * bit field identifying the cache operation. + */ +#define CacheOp_Cache 0x03 +#define CacheOp_Op 0x1c + +#define Cache_I 0x00 +#define Cache_D 0x01 +#define Cache_T 0x02 +#define Cache_S 0x03 + +#define Index_Writeback_Inv 0x00 +#define Index_Load_Tag 0x04 +#define Index_Store_Tag 0x08 +#define Hit_Invalidate 0x10 +#define Hit_Writeback_Inv 0x14 /* not with Cache_I though */ +#define Hit_Writeback 0x18 + +/* * Cache Operations available on all MIPS processors with R4000-style caches */ -#define Index_Invalidate_I 0x00 -#define Index_Writeback_Inv_D 0x01 -#define Index_Load_Tag_I 0x04 -#define Index_Load_Tag_D 0x05 -#define Index_Store_Tag_I 0x08 -#define Index_Store_Tag_D 0x09 -#define Hit_Invalidate_I 0x10 -#define Hit_Invalidate_D 0x11 -#define Hit_Writeback_Inv_D 0x15 +#define Index_Invalidate_I (Cache_I | Index_Writeback_Inv) +#define Index_Writeback_Inv_D (Cache_D | Index_Writeback_Inv) +#define Index_Load_Tag_I (Cache_I | Index_Load_Tag) +#define Index_Load_Tag_D (Cache_D | Index_Load_Tag) +#define Index_Store_Tag_I (Cache_I | Index_Store_Tag) +#define Index_Store_Tag_D (Cache_D | Index_Store_Tag) +#define Hit_Invalidate_I (Cache_I | Hit_Invalidate) +#define Hit_Invalidate_D (Cache_D | Hit_Invalidate) +#define Hit_Writeback_Inv_D (Cache_D | Hit_Writeback_Inv) /* * R4000-specific cacheops */ -#define Create_Dirty_Excl_D 0x0d -#define Fill 0x14 -#define Hit_Writeback_I 0x18 -#define Hit_Writeback_D 0x19 +#define Create_Dirty_Excl_D (Cache_D | 0x0c) +#define Fill (Cache_I | 0x14) +#define Hit_Writeback_I (Cache_I | Hit_Writeback) +#define Hit_Writeback_D (Cache_D | Hit_Writeback) /* * R4000SC and R4400SC-specific cacheops */ -#define Index_Invalidate_SI 0x02 -#define Index_Writeback_Inv_SD 0x03 -#define Index_Load_Tag_SI 0x06 -#define Index_Load_Tag_SD 0x07 -#define Index_Store_Tag_SI 0x0A -#define Index_Store_Tag_SD 0x0B -#define Create_Dirty_Excl_SD 0x0f -#define Hit_Invalidate_SI 0x12 -#define Hit_Invalidate_SD 0x13 -#define Hit_Writeback_Inv_SD 0x17 -#define Hit_Writeback_SD 0x1b -#define Hit_Set_Virtual_SI 0x1e -#define Hit_Set_Virtual_SD 0x1f +#define Cache_SI 0x02 +#define Cache_SD 0x03 + +#define Index_Invalidate_SI (Cache_SI | Index_Writeback_Inv) +#define Index_Writeback_Inv_SD (Cache_SD | Index_Writeback_Inv) +#define Index_Load_Tag_SI (Cache_SI | Index_Load_Tag) +#define Index_Load_Tag_SD (Cache_SD | Index_Load_Tag) +#define Index_Store_Tag_SI (Cache_SI | Index_Store_Tag) +#define Index_Store_Tag_SD (Cache_SD | Index_Store_Tag) +#define Create_Dirty_Excl_SD (Cache_SD | 0x0c) +#define Hit_Invalidate_SI (Cache_SI | Hit_Invalidate) +#define Hit_Invalidate_SD (Cache_SD | Hit_Invalidate) +#define Hit_Writeback_Inv_SD (Cache_SD | Hit_Writeback_Inv) +#define Hit_Writeback_SD (Cache_SD | Hit_Writeback) +#define Hit_Set_Virtual_SI (Cache_SI | 0x1c) +#define Hit_Set_Virtual_SD (Cache_SD | 0x1c) /* * R5000-specific cacheops */ -#define R5K_Page_Invalidate_S 0x17 +#define R5K_Page_Invalidate_S (Cache_S | 0x14) /* * RM7000-specific cacheops */ -#define Page_Invalidate_T 0x16 -#define Index_Store_Tag_T 0x0a -#define Index_Load_Tag_T 0x06 +#define Page_Invalidate_T (Cache_T | 0x14) +#define Index_Store_Tag_T (Cache_T | Index_Store_Tag) +#define Index_Load_Tag_T (Cache_T | Index_Load_Tag) /* * R10000-specific cacheops @@ -67,22 +89,22 @@ * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused. * Most of the _S cacheops are identical to the R4000SC _SD cacheops. */ -#define Index_Writeback_Inv_S 0x03 -#define Index_Load_Tag_S 0x07 -#define Index_Store_Tag_S 0x0B -#define Hit_Invalidate_S 0x13 +#define Index_Writeback_Inv_S (Cache_S | Index_Writeback_Inv) +#define Index_Load_Tag_S (Cache_S | Index_Load_Tag) +#define Index_Store_Tag_S (Cache_S | Index_Store_Tag) +#define Hit_Invalidate_S (Cache_S | Hit_Invalidate) #define Cache_Barrier 0x14 -#define Hit_Writeback_Inv_S 0x17 -#define Index_Load_Data_I 0x18 -#define Index_Load_Data_D 0x19 -#define Index_Load_Data_S 0x1b -#define Index_Store_Data_I 0x1c -#define Index_Store_Data_D 0x1d -#define Index_Store_Data_S 0x1f +#define Hit_Writeback_Inv_S (Cache_S | Hit_Writeback_Inv) +#define Index_Load_Data_I (Cache_I | 0x18) +#define Index_Load_Data_D (Cache_D | 0x18) +#define Index_Load_Data_S (Cache_S | 0x18) +#define Index_Store_Data_I (Cache_I | 0x1c) +#define Index_Store_Data_D (Cache_D | 0x1c) +#define Index_Store_Data_S (Cache_S | 0x1c) /* * Loongson2-specific cacheops */ -#define Hit_Invalidate_I_Loongson2 0x00 +#define Hit_Invalidate_I_Loongson2 (Cache_I | 0x00) #endif /* __ASM_CACHEOPS_H */ |