2005-06-23 22:01:26 -07:00
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/*
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2006-10-03 23:01:26 +02:00
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* include/asm-xtensa/cache.h
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2005-06-23 22:01:26 -07:00
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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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* (C) 2001 - 2005 Tensilica Inc.
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*/
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#ifndef _XTENSA_CACHE_H
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#define _XTENSA_CACHE_H
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2006-12-10 02:18:48 -08:00
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#include <asm/variant/core.h>
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2005-06-23 22:01:26 -07:00
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2006-12-10 02:18:48 -08:00
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#define L1_CACHE_SHIFT XCHAL_DCACHE_LINEWIDTH
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#define L1_CACHE_BYTES XCHAL_DCACHE_LINESIZE
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#define SMP_CACHE_BYTES L1_CACHE_BYTES
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2005-06-23 22:01:26 -07:00
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2006-12-10 02:18:48 -08:00
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#define DCACHE_WAY_SIZE (XCHAL_DCACHE_SIZE/XCHAL_DCACHE_WAYS)
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#define ICACHE_WAY_SIZE (XCHAL_ICACHE_SIZE/XCHAL_ICACHE_WAYS)
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2007-08-22 10:14:51 -07:00
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#define DCACHE_WAY_SHIFT (XCHAL_DCACHE_SETWIDTH + XCHAL_DCACHE_LINEWIDTH)
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#define ICACHE_WAY_SHIFT (XCHAL_ICACHE_SETWIDTH + XCHAL_ICACHE_LINEWIDTH)
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/* Maximum cache size per way. */
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#if DCACHE_WAY_SIZE >= ICACHE_WAY_SIZE
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# define CACHE_WAY_SIZE DCACHE_WAY_SIZE
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#else
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# define CACHE_WAY_SIZE ICACHE_WAY_SIZE
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#endif
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2005-06-23 22:01:26 -07:00
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#endif /* _XTENSA_CACHE_H */
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