1 /* 2 * include/asm-sh/cpu-sh2/cache.h 3 * 4 * Copyright (C) 2003 Paul Mundt 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file "COPYING" in the main directory of this archive 8 * for more details. 9 */ 10 #ifndef __ASM_CPU_SH2_CACHE_H 11 #define __ASM_CPU_SH2_CACHE_H 12 13 #define L1_CACHE_SHIFT 4 14 15 #define SH_CACHE_VALID 1 16 #define SH_CACHE_UPDATED 2 17 #define SH_CACHE_COMBINED 4 18 #define SH_CACHE_ASSOC 8 19 20 #if defined(CONFIG_CPU_SUBTYPE_SH7619) 21 #define SH_CCR 0xffffffec 22 23 #define CCR_CACHE_CE 0x01 /* Cache enable */ 24 #define CCR_CACHE_WT 0x02 /* CCR[bit1=1,bit2=1] */ 25 /* 0x00000000-0x7fffffff: Write-through */ 26 /* 0x80000000-0x9fffffff: Write-back */ 27 /* 0xc0000000-0xdfffffff: Write-through */ 28 #define CCR_CACHE_CB 0x04 /* CCR[bit1=0,bit2=0] */ 29 /* 0x00000000-0x7fffffff: Write-back */ 30 /* 0x80000000-0x9fffffff: Write-through */ 31 /* 0xc0000000-0xdfffffff: Write-back */ 32 #define CCR_CACHE_CF 0x08 /* Cache invalidate */ 33 34 #define CACHE_OC_ADDRESS_ARRAY 0xf0000000 35 #define CACHE_OC_DATA_ARRAY 0xf1000000 36 37 #define CCR_CACHE_ENABLE CCR_CACHE_CE 38 #define CCR_CACHE_INVALIDATE CCR_CACHE_CF 39 #define CACHE_PHYSADDR_MASK 0x1ffffc00 40 41 #endif 42 43 #endif /* __ASM_CPU_SH2_CACHE_H */ 44