1*819833afSPeter Tyser /* 2*819833afSPeter Tyser * Cache operations for the cache instruction. 3*819833afSPeter Tyser * 4*819833afSPeter Tyser * This file is subject to the terms and conditions of the GNU General Public 5*819833afSPeter Tyser * License. See the file "COPYING" in the main directory of this archive 6*819833afSPeter Tyser * for more details. 7*819833afSPeter Tyser * 8*819833afSPeter Tyser * (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle 9*819833afSPeter Tyser * (C) Copyright 1999 Silicon Graphics, Inc. 10*819833afSPeter Tyser */ 11*819833afSPeter Tyser #ifndef __ASM_CACHEOPS_H 12*819833afSPeter Tyser #define __ASM_CACHEOPS_H 13*819833afSPeter Tyser 14*819833afSPeter Tyser /* 15*819833afSPeter Tyser * Cache Operations available on all MIPS processors with R4000-style caches 16*819833afSPeter Tyser */ 17*819833afSPeter Tyser #define Index_Invalidate_I 0x00 18*819833afSPeter Tyser #define Index_Writeback_Inv_D 0x01 19*819833afSPeter Tyser #define Index_Load_Tag_I 0x04 20*819833afSPeter Tyser #define Index_Load_Tag_D 0x05 21*819833afSPeter Tyser #define Index_Store_Tag_I 0x08 22*819833afSPeter Tyser #define Index_Store_Tag_D 0x09 23*819833afSPeter Tyser #if defined(CONFIG_CPU_LOONGSON2) 24*819833afSPeter Tyser #define Hit_Invalidate_I 0x00 25*819833afSPeter Tyser #else 26*819833afSPeter Tyser #define Hit_Invalidate_I 0x10 27*819833afSPeter Tyser #endif 28*819833afSPeter Tyser #define Hit_Invalidate_D 0x11 29*819833afSPeter Tyser #define Hit_Writeback_Inv_D 0x15 30*819833afSPeter Tyser 31*819833afSPeter Tyser /* 32*819833afSPeter Tyser * R4000-specific cacheops 33*819833afSPeter Tyser */ 34*819833afSPeter Tyser #define Create_Dirty_Excl_D 0x0d 35*819833afSPeter Tyser #define Fill 0x14 36*819833afSPeter Tyser #define Hit_Writeback_I 0x18 37*819833afSPeter Tyser #define Hit_Writeback_D 0x19 38*819833afSPeter Tyser 39*819833afSPeter Tyser /* 40*819833afSPeter Tyser * R4000SC and R4400SC-specific cacheops 41*819833afSPeter Tyser */ 42*819833afSPeter Tyser #define Index_Invalidate_SI 0x02 43*819833afSPeter Tyser #define Index_Writeback_Inv_SD 0x03 44*819833afSPeter Tyser #define Index_Load_Tag_SI 0x06 45*819833afSPeter Tyser #define Index_Load_Tag_SD 0x07 46*819833afSPeter Tyser #define Index_Store_Tag_SI 0x0A 47*819833afSPeter Tyser #define Index_Store_Tag_SD 0x0B 48*819833afSPeter Tyser #define Create_Dirty_Excl_SD 0x0f 49*819833afSPeter Tyser #define Hit_Invalidate_SI 0x12 50*819833afSPeter Tyser #define Hit_Invalidate_SD 0x13 51*819833afSPeter Tyser #define Hit_Writeback_Inv_SD 0x17 52*819833afSPeter Tyser #define Hit_Writeback_SD 0x1b 53*819833afSPeter Tyser #define Hit_Set_Virtual_SI 0x1e 54*819833afSPeter Tyser #define Hit_Set_Virtual_SD 0x1f 55*819833afSPeter Tyser 56*819833afSPeter Tyser /* 57*819833afSPeter Tyser * R5000-specific cacheops 58*819833afSPeter Tyser */ 59*819833afSPeter Tyser #define R5K_Page_Invalidate_S 0x17 60*819833afSPeter Tyser 61*819833afSPeter Tyser /* 62*819833afSPeter Tyser * RM7000-specific cacheops 63*819833afSPeter Tyser */ 64*819833afSPeter Tyser #define Page_Invalidate_T 0x16 65*819833afSPeter Tyser 66*819833afSPeter Tyser /* 67*819833afSPeter Tyser * R10000-specific cacheops 68*819833afSPeter Tyser * 69*819833afSPeter Tyser * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused. 70*819833afSPeter Tyser * Most of the _S cacheops are identical to the R4000SC _SD cacheops. 71*819833afSPeter Tyser */ 72*819833afSPeter Tyser #define Index_Writeback_Inv_S 0x03 73*819833afSPeter Tyser #define Index_Load_Tag_S 0x07 74*819833afSPeter Tyser #define Index_Store_Tag_S 0x0B 75*819833afSPeter Tyser #define Hit_Invalidate_S 0x13 76*819833afSPeter Tyser #define Cache_Barrier 0x14 77*819833afSPeter Tyser #define Hit_Writeback_Inv_S 0x17 78*819833afSPeter Tyser #define Index_Load_Data_I 0x18 79*819833afSPeter Tyser #define Index_Load_Data_D 0x19 80*819833afSPeter Tyser #define Index_Load_Data_S 0x1b 81*819833afSPeter Tyser #define Index_Store_Data_I 0x1c 82*819833afSPeter Tyser #define Index_Store_Data_D 0x1d 83*819833afSPeter Tyser #define Index_Store_Data_S 0x1f 84*819833afSPeter Tyser 85*819833afSPeter Tyser #endif /* __ASM_CACHEOPS_H */ 86