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| Filename | /usr/src/linux-headers-3.13.0-24/arch/xtensa/include/asm/cache.h |
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| Create time | 27-Apr-2025 09:50 |
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/*
* include/asm-xtensa/cache.h
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* (C) 2001 - 2005 Tensilica Inc.
*/
#ifndef _XTENSA_CACHE_H
#define _XTENSA_CACHE_H
#include <variant/core.h>
#define L1_CACHE_SHIFT XCHAL_DCACHE_LINEWIDTH
#define L1_CACHE_BYTES XCHAL_DCACHE_LINESIZE
#define SMP_CACHE_BYTES L1_CACHE_BYTES
#define DCACHE_WAY_SIZE (XCHAL_DCACHE_SIZE/XCHAL_DCACHE_WAYS)
#define ICACHE_WAY_SIZE (XCHAL_ICACHE_SIZE/XCHAL_ICACHE_WAYS)
#define DCACHE_WAY_SHIFT (XCHAL_DCACHE_SETWIDTH + XCHAL_DCACHE_LINEWIDTH)
#define ICACHE_WAY_SHIFT (XCHAL_ICACHE_SETWIDTH + XCHAL_ICACHE_LINEWIDTH)
/* Maximum cache size per way. */
#if DCACHE_WAY_SIZE >= ICACHE_WAY_SIZE
# define CACHE_WAY_SIZE DCACHE_WAY_SIZE
#else
# define CACHE_WAY_SIZE ICACHE_WAY_SIZE
#endif
#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
#endif /* _XTENSA_CACHE_H */
* include/asm-xtensa/cache.h
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* (C) 2001 - 2005 Tensilica Inc.
*/
#ifndef _XTENSA_CACHE_H
#define _XTENSA_CACHE_H
#include <variant/core.h>
#define L1_CACHE_SHIFT XCHAL_DCACHE_LINEWIDTH
#define L1_CACHE_BYTES XCHAL_DCACHE_LINESIZE
#define SMP_CACHE_BYTES L1_CACHE_BYTES
#define DCACHE_WAY_SIZE (XCHAL_DCACHE_SIZE/XCHAL_DCACHE_WAYS)
#define ICACHE_WAY_SIZE (XCHAL_ICACHE_SIZE/XCHAL_ICACHE_WAYS)
#define DCACHE_WAY_SHIFT (XCHAL_DCACHE_SETWIDTH + XCHAL_DCACHE_LINEWIDTH)
#define ICACHE_WAY_SHIFT (XCHAL_ICACHE_SETWIDTH + XCHAL_ICACHE_LINEWIDTH)
/* Maximum cache size per way. */
#if DCACHE_WAY_SIZE >= ICACHE_WAY_SIZE
# define CACHE_WAY_SIZE DCACHE_WAY_SIZE
#else
# define CACHE_WAY_SIZE ICACHE_WAY_SIZE
#endif
#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
#endif /* _XTENSA_CACHE_H */