projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Cache operations for the cache instruction. | |
| 3 | * | |
| 4 | * This file is subject to the terms and conditions of the GNU General Public | |
| 5 | * License. See the file "COPYING" in the main directory of this archive | |
| 6 | * for more details. | |
| 7 | * | |
| 8 | * (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle | |
| 9 | * (C) Copyright 1999 Silicon Graphics, Inc. | |
| 10 | */ | |
| 11 | #ifndef __ASM_CACHEOPS_H | |
| 12 | #define __ASM_CACHEOPS_H | |
| 13 | ||
| 14 | /* | |
| 15 | * Cache Operations available on all MIPS processors with R4000-style caches | |
| 16 | */ | |
| 17 | #define Index_Invalidate_I 0x00 | |
| 18 | #define Index_Writeback_Inv_D 0x01 | |
| 19 | #define Index_Load_Tag_I 0x04 | |
| 20 | #define Index_Load_Tag_D 0x05 | |
| 21 | #define Index_Store_Tag_I 0x08 | |
| 22 | #define Index_Store_Tag_D 0x09 | |
| 2a21c730 FZ |
23 | #if defined(CONFIG_CPU_LOONGSON2) |
| 24 | #define Hit_Invalidate_I 0x00 | |
| 25 | #else | |
| 1da177e4 | 26 | #define Hit_Invalidate_I 0x10 |
| 2a21c730 | 27 | #endif |
| 1da177e4 LT |
28 | #define Hit_Invalidate_D 0x11 |
| 29 | #define Hit_Writeback_Inv_D 0x15 | |
| 30 | ||
| 31 | /* | |
| 32 | * R4000-specific cacheops | |
| 33 | */ | |
| 34 | #define Create_Dirty_Excl_D 0x0d | |
| 35 | #define Fill 0x14 | |
| 36 | #define Hit_Writeback_I 0x18 | |
| 37 | #define Hit_Writeback_D 0x19 | |
| 38 | ||
| 39 | /* | |
| 40 | * R4000SC and R4400SC-specific cacheops | |
| 41 | */ | |
| 42 | #define Index_Invalidate_SI 0x02 | |
| 43 | #define Index_Writeback_Inv_SD 0x03 | |
| 44 | #define Index_Load_Tag_SI 0x06 | |
| 45 | #define Index_Load_Tag_SD 0x07 | |
| 46 | #define Index_Store_Tag_SI 0x0A | |
| 47 | #define Index_Store_Tag_SD 0x0B | |
| 48 | #define Create_Dirty_Excl_SD 0x0f | |
| 49 | #define Hit_Invalidate_SI 0x12 | |
| 50 | #define Hit_Invalidate_SD 0x13 | |
| 51 | #define Hit_Writeback_Inv_SD 0x17 | |
| 52 | #define Hit_Writeback_SD 0x1b | |
| 53 | #define Hit_Set_Virtual_SI 0x1e | |
| 54 | #define Hit_Set_Virtual_SD 0x1f | |
| 55 | ||
| 56 | /* | |
| 57 | * R5000-specific cacheops | |
| 58 | */ | |
| 59 | #define R5K_Page_Invalidate_S 0x17 | |
| 60 | ||
| 61 | /* | |
| 62 | * RM7000-specific cacheops | |
| 63 | */ | |
| 64 | #define Page_Invalidate_T 0x16 | |
| 65 | ||
| 66 | /* | |
| 2e4f9582 | 67 | * R10000-specific cacheops |
| 1da177e4 LT |
68 | * |
| 69 | * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused. | |
| 70 | * Most of the _S cacheops are identical to the R4000SC _SD cacheops. | |
| 71 | */ | |
| 72 | #define Index_Writeback_Inv_S 0x03 | |
| 73 | #define Index_Load_Tag_S 0x07 | |
| 74 | #define Index_Store_Tag_S 0x0B | |
| 75 | #define Hit_Invalidate_S 0x13 | |
| 76 | #define Cache_Barrier 0x14 | |
| 77 | #define Hit_Writeback_Inv_S 0x17 | |
| 78 | #define Index_Load_Data_I 0x18 | |
| 79 | #define Index_Load_Data_D 0x19 | |
| 80 | #define Index_Load_Data_S 0x1b | |
| 81 | #define Index_Store_Data_I 0x1c | |
| 82 | #define Index_Store_Data_D 0x1d | |
| 83 | #define Index_Store_Data_S 0x1f | |
| 84 | ||
| 85 | #endif /* __ASM_CACHEOPS_H */ |