1 /*- 2 * Copyright 2014 Svatopluk Kraus <onwahe@gmail.com> 3 * Copyright 2014 Michal Meloun <meloun@miracle.cz> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 /* 31 * Macros to make working with the System Control Registers simpler. 32 */ 33 34 #ifndef MACHINE_SYSREG_H 35 #define MACHINE_SYSREG_H 36 37 #include <machine/acle-compat.h> 38 39 /* 40 * CP15 C0 registers 41 */ 42 #define CP15_MIDR(rr) p15, 0, rr, c0, c0, 0 /* Main ID Register */ 43 #define CP15_CTR(rr) p15, 0, rr, c0, c0, 1 /* Cache Type Register */ 44 #define CP15_TCMTR(rr) p15, 0, rr, c0, c0, 2 /* TCM Type Register */ 45 #define CP15_TLBTR(rr) p15, 0, rr, c0, c0, 3 /* TLB Type Register */ 46 #define CP15_MPIDR(rr) p15, 0, rr, c0, c0, 5 /* Multiprocessor Affinity Register */ 47 #define CP15_REVIDR(rr) p15, 0, rr, c0, c0, 6 /* Revision ID Register */ 48 49 #define CP15_ID_PFR0(rr) p15, 0, rr, c0, c1, 0 /* Processor Feature Register 0 */ 50 #define CP15_ID_PFR1(rr) p15, 0, rr, c0, c1, 1 /* Processor Feature Register 1 */ 51 #define CP15_ID_DFR0(rr) p15, 0, rr, c0, c1, 2 /* Debug Feature Register 0 */ 52 #define CP15_ID_AFR0(rr) p15, 0, rr, c0, c1, 3 /* Auxiliary Feature Register 0 */ 53 #define CP15_ID_MMFR0(rr) p15, 0, rr, c0, c1, 4 /* Memory Model Feature Register 0 */ 54 #define CP15_ID_MMFR1(rr) p15, 0, rr, c0, c1, 5 /* Memory Model Feature Register 1 */ 55 #define CP15_ID_MMFR2(rr) p15, 0, rr, c0, c1, 6 /* Memory Model Feature Register 2 */ 56 #define CP15_ID_MMFR3(rr) p15, 0, rr, c0, c1, 7 /* Memory Model Feature Register 3 */ 57 58 #define CP15_ID_ISAR0(rr) p15, 0, rr, c0, c2, 0 /* Instruction Set Attribute Register 0 */ 59 #define CP15_ID_ISAR1(rr) p15, 0, rr, c0, c2, 1 /* Instruction Set Attribute Register 1 */ 60 #define CP15_ID_ISAR2(rr) p15, 0, rr, c0, c2, 2 /* Instruction Set Attribute Register 2 */ 61 #define CP15_ID_ISAR3(rr) p15, 0, rr, c0, c2, 3 /* Instruction Set Attribute Register 3 */ 62 #define CP15_ID_ISAR4(rr) p15, 0, rr, c0, c2, 4 /* Instruction Set Attribute Register 4 */ 63 #define CP15_ID_ISAR5(rr) p15, 0, rr, c0, c2, 5 /* Instruction Set Attribute Register 5 */ 64 65 #define CP15_CCSIDR(rr) p15, 1, rr, c0, c0, 0 /* Cache Size ID Registers */ 66 #define CP15_CLIDR(rr) p15, 1, rr, c0, c0, 1 /* Cache Level ID Register */ 67 #define CP15_AIDR(rr) p15, 1, rr, c0, c0, 7 /* Auxiliary ID Register */ 68 69 #define CP15_CSSELR(rr) p15, 2, rr, c0, c0, 0 /* Cache Size Selection Register */ 70 71 /* 72 * CP15 C1 registers 73 */ 74 #define CP15_SCTLR(rr) p15, 0, rr, c1, c0, 0 /* System Control Register */ 75 #define CP15_ACTLR(rr) p15, 0, rr, c1, c0, 1 /* IMPLEMENTATION DEFINED Auxiliary Control Register */ 76 #define CP15_CPACR(rr) p15, 0, rr, c1, c0, 2 /* Coprocessor Access Control Register */ 77 78 #define CP15_SCR(rr) p15, 0, rr, c1, c1, 0 /* Secure Configuration Register */ 79 #define CP15_SDER(rr) p15, 0, rr, c1, c1, 1 /* Secure Debug Enable Register */ 80 #define CP15_NSACR(rr) p15, 0, rr, c1, c1, 2 /* Non-Secure Access Control Register */ 81 82 /* 83 * CP15 C2 registers 84 */ 85 #define CP15_TTBR0(rr) p15, 0, rr, c2, c0, 0 /* Translation Table Base Register 0 */ 86 #define CP15_TTBR1(rr) p15, 0, rr, c2, c0, 1 /* Translation Table Base Register 1 */ 87 #define CP15_TTBCR(rr) p15, 0, rr, c2, c0, 2 /* Translation Table Base Control Register */ 88 89 /* 90 * CP15 C3 registers 91 */ 92 #define CP15_DACR(rr) p15, 0, rr, c3, c0, 0 /* Domain Access Control Register */ 93 94 /* 95 * CP15 C5 registers 96 */ 97 #define CP15_DFSR(rr) p15, 0, rr, c5, c0, 0 /* Data Fault Status Register */ 98 99 #if __ARM_ARCH >= 6 100 /* From ARMv6: */ 101 #define CP15_IFSR(rr) p15, 0, rr, c5, c0, 1 /* Instruction Fault Status Register */ 102 /* From ARMv7: */ 103 #define CP15_ADFSR(rr) p15, 0, rr, c5, c1, 0 /* Auxiliary Data Fault Status Register */ 104 #define CP15_AIFSR(rr) p15, 0, rr, c5, c1, 1 /* Auxiliary Instruction Fault Status Register */ 105 #endif 106 107 108 /* 109 * CP15 C6 registers 110 */ 111 #define CP15_DFAR(rr) p15, 0, rr, c6, c0, 0 /* Data Fault Address Register */ 112 113 #if __ARM_ARCH >= 6 114 /* From ARMv6k: */ 115 #define CP15_IFAR(rr) p15, 0, rr, c6, c0, 2 /* Instruction Fault Address Register */ 116 #endif 117 118 /* 119 * CP15 C7 registers 120 */ 121 #if __ARM_ARCH >= 6 122 /* From ARMv7: */ 123 #define CP15_ICIALLUIS p15, 0, r0, c7, c1, 0 /* Instruction cache invalidate all PoU, IS */ 124 #define CP15_BPIALLIS p15, 0, r0, c7, c1, 6 /* Branch predictor invalidate all IS */ 125 #endif 126 127 #define CP15_PAR p15, 0, r0, c7, c4, 0 /* Physical Address Register */ 128 129 #define CP15_ICIALLU p15, 0, r0, c7, c5, 0 /* Instruction cache invalidate all PoU */ 130 #define CP15_ICIMVAU(rr) p15, 0, rr, c7, c5, 1 /* Instruction cache invalidate */ 131 #if __ARM_ARCH >= 6 132 /* Deprecated in ARMv7 */ 133 #define CP15_CP15ISB p15, 0, r0, c7, c5, 4 /* ISB */ 134 #endif 135 #define CP15_BPIALL p15, 0, r0, c7, c5, 6 /* Branch predictor invalidate all */ 136 #define CP15_BPIMVA p15, 0, rr, c7, c5, 7 /* Branch predictor invalidate by MVA */ 137 138 #if __ARM_ARCH >= 6 139 /* Only ARMv6: */ 140 #define CP15_DCIALL p15, 0, r0, c7, c6, 0 /* Data cache invalidate all */ 141 #endif 142 #define CP15_DCIMVAC(rr) p15, 0, rr, c7, c6, 1 /* Data cache invalidate by MVA PoC */ 143 #define CP15_DCISW(rr) p15, 0, rr, c7, c6, 2 /* Data cache invalidate by set/way */ 144 145 #define CP15_ATS1CPR(rr) p15, 0, rr, c7, c8, 0 /* Stage 1 Current state PL1 read */ 146 #define CP15_ATS1CPW(rr) p15, 0, rr, c7, c8, 1 /* Stage 1 Current state PL1 write */ 147 #define CP15_ATS1CUR(rr) p15, 0, rr, c7, c8, 2 /* Stage 1 Current state unprivileged read */ 148 #define CP15_ATS1CUW(rr) p15, 0, rr, c7, c8, 3 /* Stage 1 Current state unprivileged write */ 149 150 #if __ARM_ARCH >= 6 151 /* From ARMv7: */ 152 #define CP15_ATS12NSOPR(rr) p15, 0, rr, c7, c8, 4 /* Stages 1 and 2 Non-secure only PL1 read */ 153 #define CP15_ATS12NSOPW(rr) p15, 0, rr, c7, c8, 5 /* Stages 1 and 2 Non-secure only PL1 write */ 154 #define CP15_ATS12NSOUR(rr) p15, 0, rr, c7, c8, 6 /* Stages 1 and 2 Non-secure only unprivileged read */ 155 #define CP15_ATS12NSOUW(rr) p15, 0, rr, c7, c8, 7 /* Stages 1 and 2 Non-secure only unprivileged write */ 156 #endif 157 158 #if __ARM_ARCH >= 6 159 /* Only ARMv6: */ 160 #define CP15_DCCALL p15, 0, r0, c7, c10, 0 /* Data cache clean all */ 161 #endif 162 #define CP15_DCCMVAC(rr) p15, 0, rr, c7, c10, 1 /* Data cache clean by MVA PoC */ 163 #define CP15_DCCSW(rr) p15, 0, rr, c7, c10, 2 /* Data cache clean by set/way */ 164 #if __ARM_ARCH >= 6 165 /* Only ARMv6: */ 166 #define CP15_CP15DSB p15, 0, r0, c7, c10, 4 /* DSB */ 167 #define CP15_CP15DMB p15, 0, r0, c7, c10, 5 /* DMB */ 168 #endif 169 170 #if __ARM_ARCH >= 6 171 /* From ARMv7: */ 172 #define CP15_DCCMVAU(rr) p15, 0, rr, c7, c11, 1 /* Data cache clean by MVA PoU */ 173 #endif 174 175 #if __ARM_ARCH >= 6 176 /* Only ARMv6: */ 177 #define CP15_DCCIALL p15, 0, r0, c7, c14, 0 /* Data cache clean and invalidate all */ 178 #endif 179 #define CP15_DCCIMVAC(rr) p15, 0, rr, c7, c14, 1 /* Data cache clean and invalidate by MVA PoC */ 180 #define CP15_DCCISW(rr) p15, 0, rr, c7, c14, 2 /* Data cache clean and invalidate by set/way */ 181 182 /* 183 * CP15 C8 registers 184 */ 185 #if __ARM_ARCH >= 6 186 /* From ARMv7: */ 187 #define CP15_TLBIALLIS p15, 0, r0, c8, c3, 0 /* Invalidate entire unified TLB IS */ 188 #define CP15_TLBIMVAIS(rr) p15, 0, rr, c8, c3, 1 /* Invalidate unified TLB by MVA IS */ 189 #define CP15_TLBIASIDIS(rr) p15, 0, rr, c8, c3, 2 /* Invalidate unified TLB by ASID IS */ 190 #define CP15_TLBIMVAAIS(rr) p15, 0, rr, c8, c3, 3 /* Invalidate unified TLB by MVA, all ASID IS */ 191 #endif 192 193 #define CP15_TLBIALL p15, 0, r0, c8, c7, 0 /* Invalidate entire unified TLB */ 194 #define CP15_TLBIMVA(rr) p15, 0, rr, c8, c7, 1 /* Invalidate unified TLB by MVA */ 195 #define CP15_TLBIASID(rr) p15, 0, rr, c8, c7, 2 /* Invalidate unified TLB by ASID */ 196 197 #if __ARM_ARCH >= 6 198 /* From ARMv6: */ 199 #define CP15_TLBIMVAA(rr) p15, 0, rr, c8, c7, 3 /* Invalidate unified TLB by MVA, all ASID */ 200 #endif 201 202 /* 203 * CP15 C10 registers 204 */ 205 /* Without LPAE this is PRRR, with LPAE it's MAIR0 */ 206 #define CP15_PRRR(rr) p15, 0, rr, c10, c2, 0 /* Primary Region Remap Register */ 207 #define CP15_MAIR0(rr) p15, 0, rr, c10, c2, 0 /* Memory Attribute Indirection Register 0 */ 208 /* Without LPAE this is NMRR, with LPAE it's MAIR1 */ 209 #define CP15_NMRR(rr) p15, 0, rr, c10, c2, 1 /* Normal Memory Remap Register */ 210 #define CP15_MAIR1(rr) p15, 0, rr, c10, c2, 1 /* Memory Attribute Indirection Register 1 */ 211 212 #define CP15_AMAIR0(rr) p15, 0, rr, c10, c3, 0 /* Auxiliary Memory Attribute Indirection Register 0 */ 213 #define CP15_AMAIR1(rr) p15, 0, rr, c10, c3, 1 /* Auxiliary Memory Attribute Indirection Register 1 */ 214 215 /* 216 * CP15 C12 registers 217 */ 218 #define CP15_VBAR(rr) p15, 0, rr, c12, c0, 0 /* Vector Base Address Register */ 219 #define CP15_MVBAR(rr) p15, 0, rr, c12, c0, 1 /* Monitor Vector Base Address Register */ 220 221 #define CP15_ISR(rr) p15, 0, rr, c12, c1, 0 /* Interrupt Status Register */ 222 223 /* 224 * CP15 C13 registers 225 */ 226 #define CP15_FCSEIDR(rr) p15, 0, rr, c13, c0, 0 /* FCSE Process ID Register */ 227 #define CP15_CONTEXTIDR(rr) p15, 0, rr, c13, c0, 1 /* Context ID Register */ 228 #define CP15_TPIDRURW(rr) p15, 0, rr, c13, c0, 2 /* User Read/Write Thread ID Register */ 229 #define CP15_TPIDRURO(rr) p15, 0, rr, c13, c0, 3 /* User Read-Only Thread ID Register */ 230 #define CP15_TPIDRPRW(rr) p15, 0, rr, c13, c0, 4 /* PL1 only Thread ID Register */ 231 232 #endif /* !MACHINE_SYSREG_H */ 233