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27 lines
800 B
27 lines
800 B
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 1994, 1995, 1996 by Ralf Baechle |
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*/ |
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#ifndef _ASM_CACHECTL |
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#define _ASM_CACHECTL |
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/* |
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* Options for cacheflush system call |
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*/ |
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#define ICACHE (1<<0) /* flush instruction cache */ |
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#define DCACHE (1<<1) /* writeback and flush data cache */ |
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#define BCACHE (ICACHE|DCACHE) /* flush both caches */ |
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/* |
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* Caching modes for the cachectl(2) call |
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* |
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* cachectl(2) is currently not supported and returns ENOSYS. |
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*/ |
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#define CACHEABLE 0 /* make pages cacheable */ |
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#define UNCACHEABLE 1 /* make pages uncacheable */ |
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#endif /* _ASM_CACHECTL */
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