cachectl.h

 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 */