[mirror_ubuntu-hirsute-kernel.git] / arch / m32r / include / asm / cachectl.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * cachectl.h -- defines for M32R cache control system calls
 *
 * Copyright (C) 2003 by Kazuhiro Inaoka
 */
#ifndef	__ASM_M32R_CACHECTL
#define	__ASM_M32R_CACHECTL

/*
 * Options for cacheflush system call
 *
 * cacheflush() is currently fluch_cache_all().
 */
#define	ICACHE	(1<<0)		/* flush instruction cache        */
#define	DCACHE	(1<<1)		/* writeback and flush data cache */
#define	BCACHE	(ICACHE|DCACHE)	/* flush both caches              */

/*
 * Caching modes for the cachectl(2) call
 *
 * cachectl(2) is currently not supported and returns ENOSYS.
 */
#define CACHEABLE	0	/* make pages cacheable */
#define UNCACHEABLE	1	/* make pages uncacheable */

#endif	/* __ASM_M32R_CACHECTL */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	/*
	3	* cachectl.h -- defines for M32R cache control system calls
	4	*
	5	* Copyright (C) 2003 by Kazuhiro Inaoka
	6	*/
	7	#ifndef __ASM_M32R_CACHECTL
	8	#define __ASM_M32R_CACHECTL
	9
	10	/*
	11	* Options for cacheflush system call
	12	*
	13	* cacheflush() is currently fluch_cache_all().
	14	*/
	15	#define ICACHE (1<<0) /* flush instruction cache */
	16	#define DCACHE (1<<1) /* writeback and flush data cache */
	17	#define BCACHE (ICACHE\|DCACHE) /* flush both caches */
	18
	19	/*
	20	* Caching modes for the cachectl(2) call
	21	*
	22	* cachectl(2) is currently not supported and returns ENOSYS.
	23	*/
	24	#define CACHEABLE 0 /* make pages cacheable */
	25	#define UNCACHEABLE 1 /* make pages uncacheable */
	26
	27	#endif /* __ASM_M32R_CACHECTL */