/* * 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 <asm/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 /* * R/O after init is actually writable, it cannot go to .rodata * according to vmlinux linker script. */#define __ro_after_init __read_mostly #endif	/* _XTENSA_CACHE_H */