1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * include/asm-alpha/cache.h 4 */ 5 #ifndef __ARCH_ALPHA_CACHE_H 6 #define __ARCH_ALPHA_CACHE_H 7 8 9 /* Bytes per L1 (data) cache line. */ 10 #if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_EV6) 11 # define L1_CACHE_BYTES 64 12 # define L1_CACHE_SHIFT 6 13 #else 14 /* Both EV4 and EV5 are write-through, read-allocate, 15 direct-mapped, physical. 16 */ 17 # define L1_CACHE_BYTES 32 18 # define L1_CACHE_SHIFT 5 19 #endif 20 21 #define SMP_CACHE_BYTES L1_CACHE_BYTES 22 23 #endif 24