Quelle  cacheops.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Cache operations for the cache instruction.
 *
 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
 */
#ifndef __ASM_CACHEOPS_H
#define __ASM_CACHEOPS_H

/*
 * Most cache ops are split into a 3 bit field identifying the cache, and a 2
 * bit field identifying the cache operation.
 */
#define CacheOp_Cache   0x07
#define CacheOp_Op   0x18

#define Cache_LEAF0   0x00
#define Cache_LEAF1   0x01
#define Cache_LEAF2   0x02
#define Cache_LEAF3   0x03
#define Cache_LEAF4   0x04
#define Cache_LEAF5   0x05

#define Index_Invalidate  0x08
#define Index_Writeback_Inv  0x08
#define Hit_Invalidate   0x10
#define Hit_Writeback_Inv  0x10
#define CacheOp_User_Defined  0x18

#define Index_Writeback_Inv_LEAF0 (Cache_LEAF0 | Index_Writeback_Inv)
#define Index_Writeback_Inv_LEAF1 (Cache_LEAF1 | Index_Writeback_Inv)
#define Index_Writeback_Inv_LEAF2 (Cache_LEAF2 | Index_Writeback_Inv)
#define Index_Writeback_Inv_LEAF3 (Cache_LEAF3 | Index_Writeback_Inv)
#define Index_Writeback_Inv_LEAF4 (Cache_LEAF4 | Index_Writeback_Inv)
#define Index_Writeback_Inv_LEAF5 (Cache_LEAF5 | Index_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF0  (Cache_LEAF0 | Hit_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF1  (Cache_LEAF1 | Hit_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF2  (Cache_LEAF2 | Hit_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF3  (Cache_LEAF3 | Hit_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF4  (Cache_LEAF4 | Hit_Writeback_Inv)
#define Hit_Writeback_Inv_LEAF5  (Cache_LEAF5 | Hit_Writeback_Inv)

#endif /* __ASM_CACHEOPS_H */