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1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _SH_CACHECTL_H
3#define _SH_CACHECTL_H
4
5/* Definitions for the cacheflush system call. */
6
7#define CACHEFLUSH_D_INVAL 0x1 /* invalidate (without write back) */
8#define CACHEFLUSH_D_WB 0x2 /* write back (without invalidate) */
9#define CACHEFLUSH_D_PURGE 0x3 /* writeback and invalidate */
10
11#define CACHEFLUSH_I 0x4
12
13/*
14 * Options for cacheflush system call
15 */
16#define ICACHE CACHEFLUSH_I /* flush instruction cache */
17#define DCACHE CACHEFLUSH_D_PURGE /* writeback and flush data cache */
18#define BCACHE (ICACHE|DCACHE) /* flush both caches */
19
20#endif /* _SH_CACHECTL_H */