✏️ 正在编辑: cachectl.h
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/usr/src/linux-aws-headers-4.15.0-1057/arch/m32r/include/asm/cachectl.h
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/* 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 */
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