| /* | 
 |  * Copyright (C) 1994, 1995, 1996 by Ralf Baechle | 
 |  * | 
 |  * SPDX-License-Identifier:	GPL-2.0 | 
 |  */ | 
 | #ifndef	_ASM_CACHECTL | 
 | #define	_ASM_CACHECTL | 
 |  | 
 | /* | 
 |  * Options for cacheflush system call | 
 |  */ | 
 | #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_CACHECTL */ |