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 * Note that when register r0 is hard-coded in these definitions it means the 34 * cp15 operation neither reads nor writes the register, and r0 is used only 35 * because some syntatically-valid register name has to appear at that point to 36 * keep the asm parser happy. 37 */ 38 39#ifndef MACHINE_SYSREG_H 40#define MACHINE_SYSREG_H 41 42/* 43 * CP14 registers 44 */ 45#if __ARM_ARCH >= 6 46 47#define CP14_DBGDIDR(rr) p14, 0, rr, c0, c0, 0 /* Debug ID Register */ 48#define CP14_DBGDSCRext_V6(rr) p14, 0, rr, c0, c1, 0 /* Debug Status and Ctrl Register v6 */ 49#define CP14_DBGDSCRext_V7(rr) p14, 0, rr, c0, c2, 2 /* Debug Status and Ctrl Register v7 */ 50#define CP14_DBGVCR(rr) p14, 0, rr, c0, c7, 0 /* Vector Catch Register */ 51#define CP14_DBGOSLAR(rr) p14, 0, rr, c1, c0, 4 /* OS Lock Access Register */ 52#define CP14_DBGOSLSR(rr) p14, 0, rr, c1, c1, 4 /* OS Lock Status Register */ 53#define CP14_DBGOSDLR(rr) p14, 0, rr, c1, c3, 4 /* OS Double Lock Register */ 54#define CP14_DBGPRSR(rr) p14, 0, rr, c1, c5, 4 /* Device Powerdown and Reset Status */ 55 56#define CP14_DBGDSCRint(rr) CP14_DBGDSCRext_V6(rr) /* Debug Status and Ctrl internal view */ 57 58#endif 59 60/* 61 * CP15 C0 registers 62 */ 63#define CP15_MIDR(rr) p15, 0, rr, c0, c0, 0 /* Main ID Register */ 64#define CP15_CTR(rr) p15, 0, rr, c0, c0, 1 /* Cache Type Register */ 65#define CP15_TCMTR(rr) p15, 0, rr, c0, c0, 2 /* TCM Type Register */ 66#define CP15_TLBTR(rr) p15, 0, rr, c0, c0, 3 /* TLB Type Register */ 67#define CP15_MPIDR(rr) p15, 0, rr, c0, c0, 5 /* Multiprocessor Affinity Register */ 68#define CP15_REVIDR(rr) p15, 0, rr, c0, c0, 6 /* Revision ID Register */ 69 70#define CP15_ID_PFR0(rr) p15, 0, rr, c0, c1, 0 /* Processor Feature Register 0 */ 71#define CP15_ID_PFR1(rr) p15, 0, rr, c0, c1, 1 /* Processor Feature Register 1 */ 72#define CP15_ID_DFR0(rr) p15, 0, rr, c0, c1, 2 /* Debug Feature Register 0 */ 73#define CP15_ID_AFR0(rr) p15, 0, rr, c0, c1, 3 /* Auxiliary Feature Register 0 */ 74#define CP15_ID_MMFR0(rr) p15, 0, rr, c0, c1, 4 /* Memory Model Feature Register 0 */ 75#define CP15_ID_MMFR1(rr) p15, 0, rr, c0, c1, 5 /* Memory Model Feature Register 1 */ 76#define CP15_ID_MMFR2(rr) p15, 0, rr, c0, c1, 6 /* Memory Model Feature Register 2 */ 77#define CP15_ID_MMFR3(rr) p15, 0, rr, c0, c1, 7 /* Memory Model Feature Register 3 */ 78 79#define CP15_ID_ISAR0(rr) p15, 0, rr, c0, c2, 0 /* Instruction Set Attribute Register 0 */ 80#define CP15_ID_ISAR1(rr) p15, 0, rr, c0, c2, 1 /* Instruction Set Attribute Register 1 */ 81#define CP15_ID_ISAR2(rr) p15, 0, rr, c0, c2, 2 /* Instruction Set Attribute Register 2 */ 82#define CP15_ID_ISAR3(rr) p15, 0, rr, c0, c2, 3 /* Instruction Set Attribute Register 3 */ 83#define CP15_ID_ISAR4(rr) p15, 0, rr, c0, c2, 4 /* Instruction Set Attribute Register 4 */ 84#define CP15_ID_ISAR5(rr) p15, 0, rr, c0, c2, 5 /* Instruction Set Attribute Register 5 */ 85 86#define CP15_CCSIDR(rr) p15, 1, rr, c0, c0, 0 /* Cache Size ID Registers */ 87#define CP15_CLIDR(rr) p15, 1, rr, c0, c0, 1 /* Cache Level ID Register */ 88#define CP15_AIDR(rr) p15, 1, rr, c0, c0, 7 /* Auxiliary ID Register */ 89 90#define CP15_CSSELR(rr) p15, 2, rr, c0, c0, 0 /* Cache Size Selection Register */ 91 92#define CP15_VPIDR(rr) p15, 4, rr, c0, c0, 0 /* Virtualization Processor ID Register */ 93#define CP15_VMPIDR(rr) p15, 4, rr, c0, c0, 5 /* Virtualization Multiprocessor ID Register */ 94 95/* 96 * CP15 C1 registers 97 */ 98#define CP15_SCTLR(rr) p15, 0, rr, c1, c0, 0 /* System Control Register */ 99#define CP15_ACTLR(rr) p15, 0, rr, c1, c0, 1 /* IMPLEMENTATION DEFINED Auxiliary Control Register */ 100#define CP15_CPACR(rr) p15, 0, rr, c1, c0, 2 /* Coprocessor Access Control Register */ 101 102#define CP15_SCR(rr) p15, 0, rr, c1, c1, 0 /* Secure Configuration Register */ 103#define CP15_SDER(rr) p15, 0, rr, c1, c1, 1 /* Secure Debug Enable Register */ 104#define CP15_NSACR(rr) p15, 0, rr, c1, c1, 2 /* Non-Secure Access Control Register */ 105 106#define CP15_HSCTLR(rr) p15, 4, rr, c1, c0, 0 /* Hyp System Control Register */ 107 108#define CP15_HCR(rr) p15, 4, rr, c1, c1, 0 /* Hyp Configuration Register */ 109#define CP15_HDCR(rr) p15, 4, rr, c1, c1, 1 /* Hyp Debug Configuration Register */ 110#define CP15_HCPTR(rr) p15, 4, rr, c1, c1, 2 /* Hyp Coprocessor Trap Register */ 111#define CP15_HSTR(rr) p15, 4, rr, c1, c1, 3 /* Hyp System Trap Register */ 112 113/* 114 * CP15 C2 registers 115 */ 116#define CP15_TTBR0(rr) p15, 0, rr, c2, c0, 0 /* Translation Table Base Register 0 */ 117#define CP15_TTBR1(rr) p15, 0, rr, c2, c0, 1 /* Translation Table Base Register 1 */ 118#define CP15_TTBCR(rr) p15, 0, rr, c2, c0, 2 /* Translation Table Base Control Register */ 119 120#define CP15_HTCR(rr) p15, 4, rr, c2, c0, 2 /* Hyp Translation Control Register */ 121#define CP15_VTCR(rr) p15, 4, rr, c2, c1, 2 /* Virtualization Translation Control Register */ 122 123/* 124 * CP15 C3 registers 125 */ 126#define CP15_DACR(rr) p15, 0, rr, c3, c0, 0 /* Domain Access Control Register */ 127 128/* 129 * CP15 C5 registers 130 */ 131#define CP15_DFSR(rr) p15, 0, rr, c5, c0, 0 /* Data Fault Status Register */ 132#define CP15_HSR(rr) p15, 4, rr, c5, c2, 0 /* Hyp Syndrome Register */ 133 134#if __ARM_ARCH >= 6 135/* From ARMv6: */ 136#define CP15_IFSR(rr) p15, 0, rr, c5, c0, 1 /* Instruction Fault Status Register */ 137#endif 138#if __ARM_ARCH >= 7 139/* From ARMv7: */ 140#define CP15_ADFSR(rr) p15, 0, rr, c5, c1, 0 /* Auxiliary Data Fault Status Register */ 141#define CP15_AIFSR(rr) p15, 0, rr, c5, c1, 1 /* Auxiliary Instruction Fault Status Register */ 142#endif 143 144/* 145 * CP15 C6 registers 146 */ 147#define CP15_DFAR(rr) p15, 0, rr, c6, c0, 0 /* Data Fault Address Register */ 148#define CP15_HDFAR(rr) p15, 4, rr, c6, c0, 0 /* Hyp Data Fault Address Register */ 149#define CP15_HIFAR(rr) p15, 4, rr, c6, c0, 2 /* Hyp Instruction Fault Address Register */ 150#define CP15_HPFAR(rr) p15, 4, rr, c6, c0, 4 /* Hyp IPA Fault Address Register */ 151 152#if __ARM_ARCH >= 6 153/* From ARMv6k: */ 154#define CP15_IFAR(rr) p15, 0, rr, c6, c0, 2 /* Instruction Fault Address Register */ 155#endif 156 157/* 158 * CP15 C7 registers 159 */ 160#if __ARM_ARCH >= 7 && defined(SMP) 161/* From ARMv7: */ 162#define CP15_ICIALLUIS p15, 0, r0, c7, c1, 0 /* Instruction cache invalidate all PoU, IS */ 163#define CP15_BPIALLIS p15, 0, r0, c7, c1, 6 /* Branch predictor invalidate all IS */ 164#endif 165 166#define CP15_PAR(rr) p15, 0, rr, c7, c4, 0 /* Physical Address Register */ 167 168#define CP15_ICIALLU p15, 0, r0, c7, c5, 0 /* Instruction cache invalidate all PoU */ 169#define CP15_ICIMVAU(rr) p15, 0, rr, c7, c5, 1 /* Instruction cache invalidate */ 170#if __ARM_ARCH == 6 171/* Deprecated in ARMv7 */ 172#define CP15_CP15ISB p15, 0, r0, c7, c5, 4 /* ISB */ 173#endif 174#define CP15_BPIALL p15, 0, r0, c7, c5, 6 /* Branch predictor invalidate all */ 175#define CP15_BPIMVA p15, 0, rr, c7, c5, 7 /* Branch predictor invalidate by MVA */ 176 177#if __ARM_ARCH == 6 178/* Only ARMv6: */ 179#define CP15_DCIALL p15, 0, r0, c7, c6, 0 /* Data cache invalidate all */ 180#endif 181#define CP15_DCIMVAC(rr) p15, 0, rr, c7, c6, 1 /* Data cache invalidate by MVA PoC */ 182#define CP15_DCISW(rr) p15, 0, rr, c7, c6, 2 /* Data cache invalidate by set/way */ 183 184#define CP15_ATS1CPR(rr) p15, 0, rr, c7, c8, 0 /* Stage 1 Current state PL1 read */ 185#define CP15_ATS1CPW(rr) p15, 0, rr, c7, c8, 1 /* Stage 1 Current state PL1 write */ 186#define CP15_ATS1CUR(rr) p15, 0, rr, c7, c8, 2 /* Stage 1 Current state unprivileged read */ 187#define CP15_ATS1CUW(rr) p15, 0, rr, c7, c8, 3 /* Stage 1 Current state unprivileged write */ 188 189#if __ARM_ARCH >= 7 190/* From ARMv7: */ 191#define CP15_ATS12NSOPR(rr) p15, 0, rr, c7, c8, 4 /* Stages 1 and 2 Non-secure only PL1 read */ 192#define CP15_ATS12NSOPW(rr) p15, 0, rr, c7, c8, 5 /* Stages 1 and 2 Non-secure only PL1 write */ 193#define CP15_ATS12NSOUR(rr) p15, 0, rr, c7, c8, 6 /* Stages 1 and 2 Non-secure only unprivileged read */ 194#define CP15_ATS12NSOUW(rr) p15, 0, rr, c7, c8, 7 /* Stages 1 and 2 Non-secure only unprivileged write */ 195#endif 196 197#if __ARM_ARCH == 6 198/* Only ARMv6: */ 199#define CP15_DCCALL p15, 0, r0, c7, c10, 0 /* Data cache clean all */ 200#endif 201#define CP15_DCCMVAC(rr) p15, 0, rr, c7, c10, 1 /* Data cache clean by MVA PoC */ 202#define CP15_DCCSW(rr) p15, 0, rr, c7, c10, 2 /* Data cache clean by set/way */ 203#if __ARM_ARCH == 6 204/* Only ARMv6: */ 205#define CP15_CP15DSB p15, 0, r0, c7, c10, 4 /* DSB */ 206#define CP15_CP15DMB p15, 0, r0, c7, c10, 5 /* DMB */ 207#define CP15_CP15WFI p15, 0, r0, c7, c0, 4 /* WFI */ 208#endif 209 210#if __ARM_ARCH >= 7 211/* From ARMv7: */ 212#define CP15_DCCMVAU(rr) p15, 0, rr, c7, c11, 1 /* Data cache clean by MVA PoU */ 213#endif 214 215#if __ARM_ARCH == 6 216/* Only ARMv6: */ 217#define CP15_DCCIALL p15, 0, r0, c7, c14, 0 /* Data cache clean and invalidate all */ 218#endif 219#define CP15_DCCIMVAC(rr) p15, 0, rr, c7, c14, 1 /* Data cache clean and invalidate by MVA PoC */ 220#define CP15_DCCISW(rr) p15, 0, rr, c7, c14, 2 /* Data cache clean and invalidate by set/way */ 221 222/* 223 * CP15 C8 registers 224 */ 225#if __ARM_ARCH >= 7 && defined(SMP) 226/* From ARMv7: */ 227#define CP15_TLBIALLIS p15, 0, r0, c8, c3, 0 /* Invalidate entire unified TLB IS */ 228#define CP15_TLBIMVAIS(rr) p15, 0, rr, c8, c3, 1 /* Invalidate unified TLB by MVA IS */ 229#define CP15_TLBIASIDIS(rr) p15, 0, rr, c8, c3, 2 /* Invalidate unified TLB by ASID IS */ 230#define CP15_TLBIMVAAIS(rr) p15, 0, rr, c8, c3, 3 /* Invalidate unified TLB by MVA, all ASID IS */ 231#endif 232 233#define CP15_TLBIALL p15, 0, r0, c8, c7, 0 /* Invalidate entire unified TLB */ 234#define CP15_TLBIMVA(rr) p15, 0, rr, c8, c7, 1 /* Invalidate unified TLB by MVA */ 235#define CP15_TLBIASID(rr) p15, 0, rr, c8, c7, 2 /* Invalidate unified TLB by ASID */ 236 237#define CP15_TLBIALLH(rr) p15, 4, rr, c8, c7, 0 /* Invalidate Entire Hyp Unified TLB */ 238 239#if __ARM_ARCH >= 6 240/* From ARMv6: */ 241#define CP15_TLBIMVAA(rr) p15, 0, rr, c8, c7, 3 /* Invalidate unified TLB by MVA, all ASID */ 242#endif 243 244/* 245 * CP15 C9 registers 246 */ 247#if __ARM_ARCH == 6 && defined(CPU_ARM1176) 248#define CP15_PMUSERENR(rr) p15, 0, rr, c15, c9, 0 /* Access Validation Control Register */ 249#define CP15_PMCR(rr) p15, 0, rr, c15, c12, 0 /* Performance Monitor Control Register */ 250#define CP15_PMCCNTR(rr) p15, 0, rr, c15, c12, 1 /* PM Cycle Count Register */ 251#elif __ARM_ARCH > 6 252#define CP15_L2CTLR(rr) p15, 1, rr, c9, c0, 2 /* L2 Control Register */ 253#define CP15_PMCR(rr) p15, 0, rr, c9, c12, 0 /* Performance Monitor Control Register */ 254#define CP15_PMCNTENSET(rr) p15, 0, rr, c9, c12, 1 /* PM Count Enable Set Register */ 255#define CP15_PMCNTENCLR(rr) p15, 0, rr, c9, c12, 2 /* PM Count Enable Clear Register */ 256#define CP15_PMOVSR(rr) p15, 0, rr, c9, c12, 3 /* PM Overflow Flag Status Register */ 257#define CP15_PMSWINC(rr) p15, 0, rr, c9, c12, 4 /* PM Software Increment Register */ 258#define CP15_PMSELR(rr) p15, 0, rr, c9, c12, 5 /* PM Event Counter Selection Register */ 259#define CP15_PMCCNTR(rr) p15, 0, rr, c9, c13, 0 /* PM Cycle Count Register */ 260#define CP15_PMXEVTYPER(rr) p15, 0, rr, c9, c13, 1 /* PM Event Type Select Register */ 261#define CP15_PMXEVCNTRR(rr) p15, 0, rr, c9, c13, 2 /* PM Event Count Register */ 262#define CP15_PMUSERENR(rr) p15, 0, rr, c9, c14, 0 /* PM User Enable Register */ 263#define CP15_PMINTENSET(rr) p15, 0, rr, c9, c14, 1 /* PM Interrupt Enable Set Register */ 264#define CP15_PMINTENCLR(rr) p15, 0, rr, c9, c14, 2 /* PM Interrupt Enable Clear Register */ 265#endif 266 267/* 268 * CP15 C10 registers 269 */ 270/* Without LPAE this is PRRR, with LPAE it's MAIR0 */ 271#define CP15_PRRR(rr) p15, 0, rr, c10, c2, 0 /* Primary Region Remap Register */ 272#define CP15_MAIR0(rr) p15, 0, rr, c10, c2, 0 /* Memory Attribute Indirection Register 0 */ 273/* Without LPAE this is NMRR, with LPAE it's MAIR1 */ 274#define CP15_NMRR(rr) p15, 0, rr, c10, c2, 1 /* Normal Memory Remap Register */ 275#define CP15_MAIR1(rr) p15, 0, rr, c10, c2, 1 /* Memory Attribute Indirection Register 1 */ 276 277#define CP15_AMAIR0(rr) p15, 0, rr, c10, c3, 0 /* Auxiliary Memory Attribute Indirection Register 0 */ 278#define CP15_AMAIR1(rr) p15, 0, rr, c10, c3, 1 /* Auxiliary Memory Attribute Indirection Register 1 */ 279 280#define CP15_HMAIR0(rr) p15, 4, rr, c10, c2, 0 /* Hyp Memory Attribute Indirection Register 0 */ 281#define CP15_HMAIR1(rr) p15, 4, rr, c10, c2, 1 /* Hyp Memory Attribute Indirection Register 1 */ 282 283/* 284 * CP15 C12 registers 285 */ 286#define CP15_VBAR(rr) p15, 0, rr, c12, c0, 0 /* Vector Base Address Register */ 287#define CP15_MVBAR(rr) p15, 0, rr, c12, c0, 1 /* Monitor Vector Base Address Register */ 288 289#define CP15_ISR(rr) p15, 0, rr, c12, c1, 0 /* Interrupt Status Register */ 290#define CP15_HVBAR(rr) p15, 4, rr, c12, c0, 0 /* Hyp Vector Base Address Register*/ 291 292/* 293 * CP15 C13 registers 294 */ 295#define CP15_FCSEIDR(rr) p15, 0, rr, c13, c0, 0 /* FCSE Process ID Register */ 296#define CP15_CONTEXTIDR(rr) p15, 0, rr, c13, c0, 1 /* Context ID Register */ 297#define CP15_TPIDRURW(rr) p15, 0, rr, c13, c0, 2 /* User Read/Write Thread ID Register */ 298#define CP15_TPIDRURO(rr) p15, 0, rr, c13, c0, 3 /* User Read-Only Thread ID Register */ 299#define CP15_TPIDRPRW(rr) p15, 0, rr, c13, c0, 4 /* PL1 only Thread ID Register */ 300#define CP15_HTPIDR(rr) p15, 4, rr, c13, c0, 2 /* Hyp Software Thread ID Register */ 301 302/* 303 * CP15 C14 registers 304 * These are the Generic Timer registers and may be unallocated on some SoCs. 305 * Only use these when you know the Generic Timer is available. 306 */ 307#define CP15_CNTFRQ(rr) p15, 0, rr, c14, c0, 0 /* Counter Frequency Register */ 308#define CP15_CNTKCTL(rr) p15, 0, rr, c14, c1, 0 /* Timer PL1 Control Register */ 309#define CP15_CNTP_TVAL(rr) p15, 0, rr, c14, c2, 0 /* PL1 Physical Timer Value Register */ 310#define CP15_CNTP_CTL(rr) p15, 0, rr, c14, c2, 1 /* PL1 Physical Timer Control Register */ 311#define CP15_CNTV_TVAL(rr) p15, 0, rr, c14, c3, 0 /* Virtual Timer Value Register */ 312#define CP15_CNTV_CTL(rr) p15, 0, rr, c14, c3, 1 /* Virtual Timer Control Register */ 313#define CP15_CNTHCTL(rr) p15, 4, rr, c14, c1, 0 /* Timer PL2 Control Register */ 314#define CP15_CNTHP_TVAL(rr) p15, 4, rr, c14, c2, 0 /* PL2 Physical Timer Value Register */ 315#define CP15_CNTHP_CTL(rr) p15, 4, rr, c14, c2, 1 /* PL2 Physical Timer Control Register */ 316/* 64-bit registers for use with mcrr/mrrc */ 317#define CP15_CNTPCT(rq, rr) p15, 0, rq, rr, c14 /* Physical Count Register */ 318#define CP15_CNTVCT(rq, rr) p15, 1, rq, rr, c14 /* Virtual Count Register */ 319#define CP15_CNTP_CVAL(rq, rr) p15, 2, rq, rr, c14 /* PL1 Physical Timer Compare Value Register */ 320#define CP15_CNTV_CVAL(rq, rr) p15, 3, rq, rr, c14 /* Virtual Timer Compare Value Register */ 321#define CP15_CNTVOFF(rq, rr) p15, 4, rq, rr, c14 /* Virtual Offset Register */ 322#define CP15_CNTHP_CVAL(rq, rr) p15, 6, rq, rr, c14 /* PL2 Physical Timer Compare Value Register */ 323 324#define CP15_VTTBR(rq, rr) p15, 6, rq, rr, c2 /* Virtualization Translation Table Base Register */ 325#define CP15_HTTBR(rq, rr) p15, 4, rq, rr, c2 /* Hyp Translation Table Base Register */ 326#define CP15_TTBR0_2(rq, rr) p15, 0, rq, rr, c2 /* Translation Table Base Register 0 */ 327#define CP15_TTBR1_2(rq, rr) p15, 1, rq, rr, c2 /* Translation Table Base Register 1 */ 328#define CP15_PAR_2(rq, rr) p15, 0, rq, rr, c7 /* Physical Address Register */ 329 330/* 331 * CP15 C15 registers 332 */ 333#define CP15_CBAR(rr) p15, 4, rr, c15, c0, 0 /* Configuration Base Address Register */ 334 335#endif /* !MACHINE_SYSREG_H */ 336