1819833afSPeter Tyser /* 2819833afSPeter Tyser * Cache operations for the cache instruction. 3819833afSPeter Tyser * 4819833afSPeter Tyser * This file is subject to the terms and conditions of the GNU General Public 5819833afSPeter Tyser * License. See the file "COPYING" in the main directory of this archive 6819833afSPeter Tyser * for more details. 7819833afSPeter Tyser * 8819833afSPeter Tyser * (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle 9819833afSPeter Tyser * (C) Copyright 1999 Silicon Graphics, Inc. 10819833afSPeter Tyser */ 11819833afSPeter Tyser #ifndef __ASM_CACHEOPS_H 12819833afSPeter Tyser #define __ASM_CACHEOPS_H 13819833afSPeter Tyser 14819833afSPeter Tyser /* 15819833afSPeter Tyser * Cache Operations available on all MIPS processors with R4000-style caches 16819833afSPeter Tyser */ 17*cb0a6a1eSZhi-zhou Zhang #define INDEX_INVALIDATE_I 0x00 18*cb0a6a1eSZhi-zhou Zhang #define INDEX_WRITEBACK_INV_D 0x01 19*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_TAG_I 0x04 20*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_TAG_D 0x05 21*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_TAG_I 0x08 22*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_TAG_D 0x09 23819833afSPeter Tyser #if defined(CONFIG_CPU_LOONGSON2) 24*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_I 0x00 25819833afSPeter Tyser #else 26*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_I 0x10 27819833afSPeter Tyser #endif 28*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_D 0x11 29*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_INV_D 0x15 30819833afSPeter Tyser 31819833afSPeter Tyser /* 32819833afSPeter Tyser * R4000-specific cacheops 33819833afSPeter Tyser */ 34*cb0a6a1eSZhi-zhou Zhang #define CREATE_DIRTY_EXCL_D 0x0d 35*cb0a6a1eSZhi-zhou Zhang #define FILL 0x14 36*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_I 0x18 37*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_D 0x19 38819833afSPeter Tyser 39819833afSPeter Tyser /* 40819833afSPeter Tyser * R4000SC and R4400SC-specific cacheops 41819833afSPeter Tyser */ 42*cb0a6a1eSZhi-zhou Zhang #define INDEX_INVALIDATE_SI 0x02 43*cb0a6a1eSZhi-zhou Zhang #define INDEX_WRITEBACK_INV_SD 0x03 44*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_TAG_SI 0x06 45*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_TAG_SD 0x07 46*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_TAG_SI 0x0A 47*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_TAG_SD 0x0B 48*cb0a6a1eSZhi-zhou Zhang #define CREATE_DIRTY_EXCL_SD 0x0f 49*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_SI 0x12 50*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_SD 0x13 51*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_INV_SD 0x17 52*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_SD 0x1b 53*cb0a6a1eSZhi-zhou Zhang #define HIT_SET_VIRTUAL_SI 0x1e 54*cb0a6a1eSZhi-zhou Zhang #define HIT_SET_VIRTUAL_SD 0x1f 55819833afSPeter Tyser 56819833afSPeter Tyser /* 57819833afSPeter Tyser * R5000-specific cacheops 58819833afSPeter Tyser */ 59*cb0a6a1eSZhi-zhou Zhang #define R5K_PAGE_INVALIDATE_S 0x17 60819833afSPeter Tyser 61819833afSPeter Tyser /* 62819833afSPeter Tyser * RM7000-specific cacheops 63819833afSPeter Tyser */ 64*cb0a6a1eSZhi-zhou Zhang #define PAGE_INVALIDATE_T 0x16 65819833afSPeter Tyser 66819833afSPeter Tyser /* 67819833afSPeter Tyser * R10000-specific cacheops 68819833afSPeter Tyser * 69819833afSPeter Tyser * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused. 70819833afSPeter Tyser * Most of the _S cacheops are identical to the R4000SC _SD cacheops. 71819833afSPeter Tyser */ 72*cb0a6a1eSZhi-zhou Zhang #define INDEX_WRITEBACK_INV_S 0x03 73*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_TAG_S 0x07 74*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_TAG_S 0x0B 75*cb0a6a1eSZhi-zhou Zhang #define HIT_INVALIDATE_S 0x13 76*cb0a6a1eSZhi-zhou Zhang #define CACHE_BARRIER 0x14 77*cb0a6a1eSZhi-zhou Zhang #define HIT_WRITEBACK_INV_S 0x17 78*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_DATA_I 0x18 79*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_DATA_D 0x19 80*cb0a6a1eSZhi-zhou Zhang #define INDEX_LOAD_DATA_S 0x1b 81*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_DATA_I 0x1c 82*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_DATA_D 0x1d 83*cb0a6a1eSZhi-zhou Zhang #define INDEX_STORE_DATA_S 0x1f 84819833afSPeter Tyser 85819833afSPeter Tyser #endif /* __ASM_CACHEOPS_H */ 86