cacheops.h (1168B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Cache operations for the cache instruction. 4 * 5 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited 6 */ 7#ifndef __ASM_CACHEOPS_H 8#define __ASM_CACHEOPS_H 9 10/* 11 * Most cache ops are split into a 2 bit field identifying the cache, and a 3 12 * bit field identifying the cache operation. 13 */ 14#define CacheOp_Cache 0x03 15#define CacheOp_Op 0x1c 16 17#define Cache_I 0x00 18#define Cache_D 0x01 19#define Cache_V 0x02 20#define Cache_S 0x03 21 22#define Index_Invalidate 0x08 23#define Index_Writeback_Inv 0x08 24#define Hit_Invalidate 0x10 25#define Hit_Writeback_Inv 0x10 26#define CacheOp_User_Defined 0x18 27 28#define Index_Invalidate_I (Cache_I | Index_Invalidate) 29#define Index_Writeback_Inv_D (Cache_D | Index_Writeback_Inv) 30#define Index_Writeback_Inv_V (Cache_V | Index_Writeback_Inv) 31#define Index_Writeback_Inv_S (Cache_S | Index_Writeback_Inv) 32#define Hit_Invalidate_I (Cache_I | Hit_Invalidate) 33#define Hit_Writeback_Inv_D (Cache_D | Hit_Writeback_Inv) 34#define Hit_Writeback_Inv_V (Cache_V | Hit_Writeback_Inv) 35#define Hit_Writeback_Inv_S (Cache_S | Hit_Writeback_Inv) 36 37#endif /* __ASM_CACHEOPS_H */