24 lines
646 B
C
24 lines
646 B
C
#ifndef _SH_CACHECTL_H
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#define _SH_CACHECTL_H
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/* Definitions for the cacheflush system call. */
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#define CACHEFLUSH_D_INVAL 0x1 /* invalidate (without write back) */
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#define CACHEFLUSH_D_WB 0x2 /* write back (without invalidate) */
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#define CACHEFLUSH_D_PURGE 0x3 /* writeback and invalidate */
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#define CACHEFLUSH_D_MASK 0x3
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#define CACHEFLUSH_I 0x4
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#define CACHEFLUSH_D_L2 0x8
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/*
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* Options for cacheflush system call
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*/
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#define ICACHE CACHEFLUSH_I /* flush instruction cache */
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#define DCACHE CACHEFLUSH_D_PURGE /* writeback and flush data cache */
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#define BCACHE (ICACHE|DCACHE) /* flush both caches */
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#endif /* _SH_CACHECTL_H */
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