1 /* 2 * (C) Copyright 2007,2008 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef _ASM_CPU_SH4_H_ 8 #define _ASM_CPU_SH4_H_ 9 10 /* cache control */ 11 #define CCR_CACHE_STOP 0x00000808 12 #define CCR_CACHE_ENABLE 0x00000101 13 #define CCR_CACHE_ICI 0x00000800 14 15 #define CACHE_OC_ADDRESS_ARRAY 0xf4000000 16 17 #if defined (CONFIG_CPU_SH7750) || \ 18 defined(CONFIG_CPU_SH7751) 19 #define CACHE_OC_WAY_SHIFT 14 20 #define CACHE_OC_NUM_ENTRIES 512 21 #else 22 #define CACHE_OC_WAY_SHIFT 13 23 #define CACHE_OC_NUM_ENTRIES 256 24 #endif 25 #define CACHE_OC_ENTRY_SHIFT 5 26 27 #if defined (CONFIG_CPU_SH7750) || \ 28 defined(CONFIG_CPU_SH7751) 29 # include <asm/cpu_sh7750.h> 30 #elif defined (CONFIG_CPU_SH7722) 31 # include <asm/cpu_sh7722.h> 32 #elif defined (CONFIG_CPU_SH7723) 33 # include <asm/cpu_sh7723.h> 34 #elif defined (CONFIG_CPU_SH7724) 35 # include <asm/cpu_sh7724.h> 36 #elif defined (CONFIG_CPU_SH7734) 37 # include <asm/cpu_sh7734.h> 38 #elif defined (CONFIG_CPU_SH7752) 39 # include <asm/cpu_sh7752.h> 40 #elif defined (CONFIG_CPU_SH7757) 41 # include <asm/cpu_sh7757.h> 42 #elif defined (CONFIG_CPU_SH7763) 43 # include <asm/cpu_sh7763.h> 44 #elif defined (CONFIG_CPU_SH7780) 45 # include <asm/cpu_sh7780.h> 46 #elif defined (CONFIG_CPU_SH7785) 47 # include <asm/cpu_sh7785.h> 48 #else 49 # error "Unknown SH4 variant" 50 #endif 51 52 #if defined(CONFIG_SH_32BIT) 53 #define PMB_ADDR_ARRAY 0xf6100000 54 #define PMB_ADDR_ENTRY 8 55 #define PMB_VPN 24 56 57 #define PMB_DATA_ARRAY 0xf7100000 58 #define PMB_DATA_ENTRY 8 59 #define PMB_PPN 24 60 #define PMB_UB 9 /* Buffered write */ 61 #define PMB_V 8 /* Valid */ 62 #define PMB_SZ1 7 /* Page size (upper bit) */ 63 #define PMB_SZ0 4 /* Page size (lower bit) */ 64 #define PMB_C 3 /* Cacheability */ 65 #define PMB_WT 0 /* Write-through */ 66 67 #define PMB_ADDR_BASE(entry) (PMB_ADDR_ARRAY + (entry << PMB_ADDR_ENTRY)) 68 #define PMB_DATA_BASE(entry) (PMB_DATA_ARRAY + (entry << PMB_DATA_ENTRY)) 69 #define mk_pmb_addr_val(vpn) ((vpn << PMB_VPN)) 70 #define mk_pmb_data_val(ppn, ub, v, sz1, sz0, c, wt) \ 71 ((ppn << PMB_PPN) | (ub << PMB_UB) | \ 72 (v << PMB_V) | (sz1 << PMB_SZ1) | \ 73 (sz0 << PMB_SZ0) | (c << PMB_C) | \ 74 (wt << PMB_WT)) 75 #endif 76 77 #endif /* _ASM_CPU_SH4_H_ */ 78