| /* |
| * Copyright (c) 2010-2013, 2015-2018 ARM Limited |
| * All rights reserved |
| * |
| * The license below extends only to copyright in the software and shall |
| * not be construed as granting a license to any other intellectual |
| * property including but not limited to intellectual property relating |
| * to a hardware implementation of the functionality of the software |
| * licensed hereunder. You may use the software subject to the license |
| * terms below provided that you ensure that this notice is replicated |
| * unmodified and in its entirety in all distributions of the software, |
| * modified or unmodified, in source code or in binary form. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Gabe Black |
| * Ali Saidi |
| * Giacomo Gabrielli |
| */ |
| |
| #include "arch/arm/miscregs.hh" |
| |
| #include <tuple> |
| |
| #include "arch/arm/isa.hh" |
| #include "base/logging.hh" |
| #include "cpu/thread_context.hh" |
| #include "sim/full_system.hh" |
| |
| namespace ArmISA |
| { |
| |
| MiscRegIndex |
| decodeCP14Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2) |
| { |
| switch(crn) { |
| case 0: |
| switch (opc1) { |
| case 0: |
| switch (opc2) { |
| case 0: |
| switch (crm) { |
| case 0: |
| return MISCREG_DBGDIDR; |
| case 1: |
| return MISCREG_DBGDSCRint; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (opc2) { |
| case 0: |
| switch (crm) { |
| case 0: |
| return MISCREG_JIDR; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (opc1) { |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (opc2) { |
| case 0: |
| return MISCREG_TEEHBR; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (crm) { |
| case 0: |
| switch (opc2) { |
| case 0: |
| return MISCREG_JOSCR; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (opc1) { |
| case 7: |
| switch (crm) { |
| case 0: |
| switch (opc2) { |
| case 0: |
| return MISCREG_JMCR; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| } |
| // If we get here then it must be a register that we haven't implemented |
| warn("CP14 unimplemented crn[%d], opc1[%d], crm[%d], opc2[%d]", |
| crn, opc1, crm, opc2); |
| return MISCREG_CP14_UNIMPL; |
| } |
| |
| using namespace std; |
| |
| MiscRegIndex |
| decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2) |
| { |
| switch (crn) { |
| case 0: |
| switch (opc1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (opc2) { |
| case 1: |
| return MISCREG_CTR; |
| case 2: |
| return MISCREG_TCMTR; |
| case 3: |
| return MISCREG_TLBTR; |
| case 5: |
| return MISCREG_MPIDR; |
| case 6: |
| return MISCREG_REVIDR; |
| default: |
| return MISCREG_MIDR; |
| } |
| break; |
| case 1: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ID_PFR0; |
| case 1: |
| return MISCREG_ID_PFR1; |
| case 2: |
| return MISCREG_ID_DFR0; |
| case 3: |
| return MISCREG_ID_AFR0; |
| case 4: |
| return MISCREG_ID_MMFR0; |
| case 5: |
| return MISCREG_ID_MMFR1; |
| case 6: |
| return MISCREG_ID_MMFR2; |
| case 7: |
| return MISCREG_ID_MMFR3; |
| } |
| break; |
| case 2: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ID_ISAR0; |
| case 1: |
| return MISCREG_ID_ISAR1; |
| case 2: |
| return MISCREG_ID_ISAR2; |
| case 3: |
| return MISCREG_ID_ISAR3; |
| case 4: |
| return MISCREG_ID_ISAR4; |
| case 5: |
| return MISCREG_ID_ISAR5; |
| case 6: |
| case 7: |
| return MISCREG_RAZ; // read as zero |
| } |
| break; |
| default: |
| return MISCREG_RAZ; // read as zero |
| } |
| break; |
| case 1: |
| if (crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_CCSIDR; |
| case 1: |
| return MISCREG_CLIDR; |
| case 7: |
| return MISCREG_AIDR; |
| } |
| } |
| break; |
| case 2: |
| if (crm == 0 && opc2 == 0) { |
| return MISCREG_CSSELR; |
| } |
| break; |
| case 4: |
| if (crm == 0) { |
| if (opc2 == 0) |
| return MISCREG_VPIDR; |
| else if (opc2 == 5) |
| return MISCREG_VMPIDR; |
| } |
| break; |
| } |
| break; |
| case 1: |
| if (opc1 == 0) { |
| if (crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_SCTLR; |
| case 1: |
| return MISCREG_ACTLR; |
| case 0x2: |
| return MISCREG_CPACR; |
| } |
| } else if (crm == 1) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_SCR; |
| case 1: |
| return MISCREG_SDER; |
| case 2: |
| return MISCREG_NSACR; |
| } |
| } |
| } else if (opc1 == 4) { |
| if (crm == 0) { |
| if (opc2 == 0) |
| return MISCREG_HSCTLR; |
| else if (opc2 == 1) |
| return MISCREG_HACTLR; |
| } else if (crm == 1) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_HCR; |
| case 1: |
| return MISCREG_HDCR; |
| case 2: |
| return MISCREG_HCPTR; |
| case 3: |
| return MISCREG_HSTR; |
| case 7: |
| return MISCREG_HACR; |
| } |
| } |
| } |
| break; |
| case 2: |
| if (opc1 == 0 && crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_TTBR0; |
| case 1: |
| return MISCREG_TTBR1; |
| case 2: |
| return MISCREG_TTBCR; |
| } |
| } else if (opc1 == 4) { |
| if (crm == 0 && opc2 == 2) |
| return MISCREG_HTCR; |
| else if (crm == 1 && opc2 == 2) |
| return MISCREG_VTCR; |
| } |
| break; |
| case 3: |
| if (opc1 == 0 && crm == 0 && opc2 == 0) { |
| return MISCREG_DACR; |
| } |
| break; |
| case 5: |
| if (opc1 == 0) { |
| if (crm == 0) { |
| if (opc2 == 0) { |
| return MISCREG_DFSR; |
| } else if (opc2 == 1) { |
| return MISCREG_IFSR; |
| } |
| } else if (crm == 1) { |
| if (opc2 == 0) { |
| return MISCREG_ADFSR; |
| } else if (opc2 == 1) { |
| return MISCREG_AIFSR; |
| } |
| } |
| } else if (opc1 == 4) { |
| if (crm == 1) { |
| if (opc2 == 0) |
| return MISCREG_HADFSR; |
| else if (opc2 == 1) |
| return MISCREG_HAIFSR; |
| } else if (crm == 2 && opc2 == 0) { |
| return MISCREG_HSR; |
| } |
| } |
| break; |
| case 6: |
| if (opc1 == 0 && crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_DFAR; |
| case 2: |
| return MISCREG_IFAR; |
| } |
| } else if (opc1 == 4 && crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_HDFAR; |
| case 2: |
| return MISCREG_HIFAR; |
| case 4: |
| return MISCREG_HPFAR; |
| } |
| } |
| break; |
| case 7: |
| if (opc1 == 0) { |
| switch (crm) { |
| case 0: |
| if (opc2 == 4) { |
| return MISCREG_NOP; |
| } |
| break; |
| case 1: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ICIALLUIS; |
| case 6: |
| return MISCREG_BPIALLIS; |
| } |
| break; |
| case 4: |
| if (opc2 == 0) { |
| return MISCREG_PAR; |
| } |
| break; |
| case 5: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ICIALLU; |
| case 1: |
| return MISCREG_ICIMVAU; |
| case 4: |
| return MISCREG_CP15ISB; |
| case 6: |
| return MISCREG_BPIALL; |
| case 7: |
| return MISCREG_BPIMVA; |
| } |
| break; |
| case 6: |
| if (opc2 == 1) { |
| return MISCREG_DCIMVAC; |
| } else if (opc2 == 2) { |
| return MISCREG_DCISW; |
| } |
| break; |
| case 8: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ATS1CPR; |
| case 1: |
| return MISCREG_ATS1CPW; |
| case 2: |
| return MISCREG_ATS1CUR; |
| case 3: |
| return MISCREG_ATS1CUW; |
| case 4: |
| return MISCREG_ATS12NSOPR; |
| case 5: |
| return MISCREG_ATS12NSOPW; |
| case 6: |
| return MISCREG_ATS12NSOUR; |
| case 7: |
| return MISCREG_ATS12NSOUW; |
| } |
| break; |
| case 10: |
| switch (opc2) { |
| case 1: |
| return MISCREG_DCCMVAC; |
| case 2: |
| return MISCREG_DCCSW; |
| case 4: |
| return MISCREG_CP15DSB; |
| case 5: |
| return MISCREG_CP15DMB; |
| } |
| break; |
| case 11: |
| if (opc2 == 1) { |
| return MISCREG_DCCMVAU; |
| } |
| break; |
| case 13: |
| if (opc2 == 1) { |
| return MISCREG_NOP; |
| } |
| break; |
| case 14: |
| if (opc2 == 1) { |
| return MISCREG_DCCIMVAC; |
| } else if (opc2 == 2) { |
| return MISCREG_DCCISW; |
| } |
| break; |
| } |
| } else if (opc1 == 4 && crm == 8) { |
| if (opc2 == 0) |
| return MISCREG_ATS1HR; |
| else if (opc2 == 1) |
| return MISCREG_ATS1HW; |
| } |
| break; |
| case 8: |
| if (opc1 == 0) { |
| switch (crm) { |
| case 3: |
| switch (opc2) { |
| case 0: |
| return MISCREG_TLBIALLIS; |
| case 1: |
| return MISCREG_TLBIMVAIS; |
| case 2: |
| return MISCREG_TLBIASIDIS; |
| case 3: |
| return MISCREG_TLBIMVAAIS; |
| case 5: |
| return MISCREG_TLBIMVALIS; |
| case 7: |
| return MISCREG_TLBIMVAALIS; |
| } |
| break; |
| case 5: |
| switch (opc2) { |
| case 0: |
| return MISCREG_ITLBIALL; |
| case 1: |
| return MISCREG_ITLBIMVA; |
| case 2: |
| return MISCREG_ITLBIASID; |
| } |
| break; |
| case 6: |
| switch (opc2) { |
| case 0: |
| return MISCREG_DTLBIALL; |
| case 1: |
| return MISCREG_DTLBIMVA; |
| case 2: |
| return MISCREG_DTLBIASID; |
| } |
| break; |
| case 7: |
| switch (opc2) { |
| case 0: |
| return MISCREG_TLBIALL; |
| case 1: |
| return MISCREG_TLBIMVA; |
| case 2: |
| return MISCREG_TLBIASID; |
| case 3: |
| return MISCREG_TLBIMVAA; |
| case 5: |
| return MISCREG_TLBIMVAL; |
| case 7: |
| return MISCREG_TLBIMVAAL; |
| } |
| break; |
| } |
| } else if (opc1 == 4) { |
| if (crm == 0) { |
| switch (opc2) { |
| case 1: |
| return MISCREG_TLBIIPAS2IS; |
| case 5: |
| return MISCREG_TLBIIPAS2LIS; |
| } |
| } else if (crm == 3) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_TLBIALLHIS; |
| case 1: |
| return MISCREG_TLBIMVAHIS; |
| case 4: |
| return MISCREG_TLBIALLNSNHIS; |
| case 5: |
| return MISCREG_TLBIMVALHIS; |
| } |
| } else if (crm == 4) { |
| switch (opc2) { |
| case 1: |
| return MISCREG_TLBIIPAS2; |
| case 5: |
| return MISCREG_TLBIIPAS2L; |
| } |
| } else if (crm == 7) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_TLBIALLH; |
| case 1: |
| return MISCREG_TLBIMVAH; |
| case 4: |
| return MISCREG_TLBIALLNSNH; |
| case 5: |
| return MISCREG_TLBIMVALH; |
| } |
| } |
| } |
| break; |
| case 9: |
| // Every cop register with CRn = 9 and CRm in |
| // {0-2}, {5-8} is implementation defined regardless |
| // of opc1 and opc2. |
| switch (crm) { |
| case 0: |
| case 1: |
| case 2: |
| case 5: |
| case 6: |
| case 7: |
| case 8: |
| return MISCREG_IMPDEF_UNIMPL; |
| } |
| if (opc1 == 0) { |
| switch (crm) { |
| case 12: |
| switch (opc2) { |
| case 0: |
| return MISCREG_PMCR; |
| case 1: |
| return MISCREG_PMCNTENSET; |
| case 2: |
| return MISCREG_PMCNTENCLR; |
| case 3: |
| return MISCREG_PMOVSR; |
| case 4: |
| return MISCREG_PMSWINC; |
| case 5: |
| return MISCREG_PMSELR; |
| case 6: |
| return MISCREG_PMCEID0; |
| case 7: |
| return MISCREG_PMCEID1; |
| } |
| break; |
| case 13: |
| switch (opc2) { |
| case 0: |
| return MISCREG_PMCCNTR; |
| case 1: |
| // Selector is PMSELR.SEL |
| return MISCREG_PMXEVTYPER_PMCCFILTR; |
| case 2: |
| return MISCREG_PMXEVCNTR; |
| } |
| break; |
| case 14: |
| switch (opc2) { |
| case 0: |
| return MISCREG_PMUSERENR; |
| case 1: |
| return MISCREG_PMINTENSET; |
| case 2: |
| return MISCREG_PMINTENCLR; |
| case 3: |
| return MISCREG_PMOVSSET; |
| } |
| break; |
| } |
| } else if (opc1 == 1) { |
| switch (crm) { |
| case 0: |
| switch (opc2) { |
| case 2: // L2CTLR, L2 Control Register |
| return MISCREG_L2CTLR; |
| case 3: |
| return MISCREG_L2ECTLR; |
| } |
| break; |
| break; |
| } |
| } |
| break; |
| case 10: |
| if (opc1 == 0) { |
| // crm 0, 1, 4, and 8, with op2 0 - 7, reserved for TLB lockdown |
| if (crm < 2) { |
| return MISCREG_IMPDEF_UNIMPL; |
| } else if (crm == 2) { // TEX Remap Registers |
| if (opc2 == 0) { |
| // Selector is TTBCR.EAE |
| return MISCREG_PRRR_MAIR0; |
| } else if (opc2 == 1) { |
| // Selector is TTBCR.EAE |
| return MISCREG_NMRR_MAIR1; |
| } |
| } else if (crm == 3) { |
| if (opc2 == 0) { |
| return MISCREG_AMAIR0; |
| } else if (opc2 == 1) { |
| return MISCREG_AMAIR1; |
| } |
| } |
| } else if (opc1 == 4) { |
| // crm 0, 1, 4, and 8, with op2 0 - 7, reserved for TLB lockdown |
| if (crm == 2) { |
| if (opc2 == 0) |
| return MISCREG_HMAIR0; |
| else if (opc2 == 1) |
| return MISCREG_HMAIR1; |
| } else if (crm == 3) { |
| if (opc2 == 0) |
| return MISCREG_HAMAIR0; |
| else if (opc2 == 1) |
| return MISCREG_HAMAIR1; |
| } |
| } |
| break; |
| case 11: |
| if (opc1 <=7) { |
| switch (crm) { |
| case 0: |
| case 1: |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| case 6: |
| case 7: |
| case 8: |
| case 15: |
| // Reserved for DMA operations for TCM access |
| return MISCREG_IMPDEF_UNIMPL; |
| default: |
| break; |
| } |
| } |
| break; |
| case 12: |
| if (opc1 == 0) { |
| if (crm == 0) { |
| if (opc2 == 0) { |
| return MISCREG_VBAR; |
| } else if (opc2 == 1) { |
| return MISCREG_MVBAR; |
| } |
| } else if (crm == 1) { |
| if (opc2 == 0) { |
| return MISCREG_ISR; |
| } |
| } |
| } else if (opc1 == 4) { |
| if (crm == 0 && opc2 == 0) |
| return MISCREG_HVBAR; |
| } |
| break; |
| case 13: |
| if (opc1 == 0) { |
| if (crm == 0) { |
| switch (opc2) { |
| case 0: |
| return MISCREG_FCSEIDR; |
| case 1: |
| return MISCREG_CONTEXTIDR; |
| case 2: |
| return MISCREG_TPIDRURW; |
| case 3: |
| return MISCREG_TPIDRURO; |
| case 4: |
| return MISCREG_TPIDRPRW; |
| } |
| } |
| } else if (opc1 == 4) { |
| if (crm == 0 && opc2 == 2) |
| return MISCREG_HTPIDR; |
| } |
| break; |
| case 14: |
| if (opc1 == 0) { |
| switch (crm) { |
| case 0: |
| if (opc2 == 0) |
| return MISCREG_CNTFRQ; |
| break; |
| case 1: |
| if (opc2 == 0) |
| return MISCREG_CNTKCTL; |
| break; |
| case 2: |
| if (opc2 == 0) |
| return MISCREG_CNTP_TVAL; |
| else if (opc2 == 1) |
| return MISCREG_CNTP_CTL; |
| break; |
| case 3: |
| if (opc2 == 0) |
| return MISCREG_CNTV_TVAL; |
| else if (opc2 == 1) |
| return MISCREG_CNTV_CTL; |
| break; |
| } |
| } else if (opc1 == 4) { |
| if (crm == 1 && opc2 == 0) { |
| return MISCREG_CNTHCTL; |
| } else if (crm == 2) { |
| if (opc2 == 0) |
| return MISCREG_CNTHP_TVAL; |
| else if (opc2 == 1) |
| return MISCREG_CNTHP_CTL; |
| } |
| } |
| break; |
| case 15: |
| // Implementation defined |
| return MISCREG_IMPDEF_UNIMPL; |
| } |
| // Unrecognized register |
| return MISCREG_CP15_UNIMPL; |
| } |
| |
| MiscRegIndex |
| decodeCP15Reg64(unsigned crm, unsigned opc1) |
| { |
| switch (crm) { |
| case 2: |
| switch (opc1) { |
| case 0: |
| return MISCREG_TTBR0; |
| case 1: |
| return MISCREG_TTBR1; |
| case 4: |
| return MISCREG_HTTBR; |
| case 6: |
| return MISCREG_VTTBR; |
| } |
| break; |
| case 7: |
| if (opc1 == 0) |
| return MISCREG_PAR; |
| break; |
| case 14: |
| switch (opc1) { |
| case 0: |
| return MISCREG_CNTPCT; |
| case 1: |
| return MISCREG_CNTVCT; |
| case 2: |
| return MISCREG_CNTP_CVAL; |
| case 3: |
| return MISCREG_CNTV_CVAL; |
| case 4: |
| return MISCREG_CNTVOFF; |
| case 6: |
| return MISCREG_CNTHP_CVAL; |
| } |
| break; |
| case 15: |
| if (opc1 == 0) |
| return MISCREG_CPUMERRSR; |
| else if (opc1 == 1) |
| return MISCREG_L2MERRSR; |
| break; |
| } |
| // Unrecognized register |
| return MISCREG_CP15_UNIMPL; |
| } |
| |
| std::tuple<bool, bool> |
| canReadCoprocReg(MiscRegIndex reg, SCR scr, CPSR cpsr) |
| { |
| bool secure = !scr.ns; |
| bool canRead = false; |
| bool undefined = false; |
| |
| switch (cpsr.mode) { |
| case MODE_USER: |
| canRead = secure ? miscRegInfo[reg][MISCREG_USR_S_RD] : |
| miscRegInfo[reg][MISCREG_USR_NS_RD]; |
| break; |
| case MODE_FIQ: |
| case MODE_IRQ: |
| case MODE_SVC: |
| case MODE_ABORT: |
| case MODE_UNDEFINED: |
| case MODE_SYSTEM: |
| canRead = secure ? miscRegInfo[reg][MISCREG_PRI_S_RD] : |
| miscRegInfo[reg][MISCREG_PRI_NS_RD]; |
| break; |
| case MODE_MON: |
| canRead = secure ? miscRegInfo[reg][MISCREG_MON_NS0_RD] : |
| miscRegInfo[reg][MISCREG_MON_NS1_RD]; |
| break; |
| case MODE_HYP: |
| canRead = miscRegInfo[reg][MISCREG_HYP_RD]; |
| break; |
| default: |
| undefined = true; |
| } |
| // can't do permissions checkes on the root of a banked pair of regs |
| assert(!miscRegInfo[reg][MISCREG_BANKED]); |
| return std::make_tuple(canRead, undefined); |
| } |
| |
| std::tuple<bool, bool> |
| canWriteCoprocReg(MiscRegIndex reg, SCR scr, CPSR cpsr) |
| { |
| bool secure = !scr.ns; |
| bool canWrite = false; |
| bool undefined = false; |
| |
| switch (cpsr.mode) { |
| case MODE_USER: |
| canWrite = secure ? miscRegInfo[reg][MISCREG_USR_S_WR] : |
| miscRegInfo[reg][MISCREG_USR_NS_WR]; |
| break; |
| case MODE_FIQ: |
| case MODE_IRQ: |
| case MODE_SVC: |
| case MODE_ABORT: |
| case MODE_UNDEFINED: |
| case MODE_SYSTEM: |
| canWrite = secure ? miscRegInfo[reg][MISCREG_PRI_S_WR] : |
| miscRegInfo[reg][MISCREG_PRI_NS_WR]; |
| break; |
| case MODE_MON: |
| canWrite = secure ? miscRegInfo[reg][MISCREG_MON_NS0_WR] : |
| miscRegInfo[reg][MISCREG_MON_NS1_WR]; |
| break; |
| case MODE_HYP: |
| canWrite = miscRegInfo[reg][MISCREG_HYP_WR]; |
| break; |
| default: |
| undefined = true; |
| } |
| // can't do permissions checkes on the root of a banked pair of regs |
| assert(!miscRegInfo[reg][MISCREG_BANKED]); |
| return std::make_tuple(canWrite, undefined); |
| } |
| |
| int |
| snsBankedIndex(MiscRegIndex reg, ThreadContext *tc) |
| { |
| SCR scr = tc->readMiscReg(MISCREG_SCR); |
| return snsBankedIndex(reg, tc, scr.ns); |
| } |
| |
| int |
| snsBankedIndex(MiscRegIndex reg, ThreadContext *tc, bool ns) |
| { |
| int reg_as_int = static_cast<int>(reg); |
| if (miscRegInfo[reg][MISCREG_BANKED]) { |
| reg_as_int += (ArmSystem::haveSecurity(tc) && |
| !ArmSystem::highestELIs64(tc) && !ns) ? 2 : 1; |
| } |
| return reg_as_int; |
| } |
| |
| |
| /** |
| * If the reg is a child reg of a banked set, then the parent is the last |
| * banked one in the list. This is messy, and the wish is to eventually have |
| * the bitmap replaced with a better data structure. the preUnflatten function |
| * initializes a lookup table to speed up the search for these banked |
| * registers. |
| */ |
| |
| int unflattenResultMiscReg[NUM_MISCREGS]; |
| |
| void |
| preUnflattenMiscReg() |
| { |
| int reg = -1; |
| for (int i = 0 ; i < NUM_MISCREGS; i++){ |
| if (miscRegInfo[i][MISCREG_BANKED]) |
| reg = i; |
| if (miscRegInfo[i][MISCREG_BANKED_CHILD]) |
| unflattenResultMiscReg[i] = reg; |
| else |
| unflattenResultMiscReg[i] = i; |
| // if this assert fails, no parent was found, and something is broken |
| assert(unflattenResultMiscReg[i] > -1); |
| } |
| } |
| |
| int |
| unflattenMiscReg(int reg) |
| { |
| return unflattenResultMiscReg[reg]; |
| } |
| |
| bool |
| canReadAArch64SysReg(MiscRegIndex reg, SCR scr, CPSR cpsr, ThreadContext *tc) |
| { |
| // Check for SP_EL0 access while SPSEL == 0 |
| if ((reg == MISCREG_SP_EL0) && (tc->readMiscReg(MISCREG_SPSEL) == 0)) |
| return false; |
| |
| // Check for RVBAR access |
| if (reg == MISCREG_RVBAR_EL1) { |
| ExceptionLevel highest_el = ArmSystem::highestEL(tc); |
| if (highest_el == EL2 || highest_el == EL3) |
| return false; |
| } |
| if (reg == MISCREG_RVBAR_EL2) { |
| ExceptionLevel highest_el = ArmSystem::highestEL(tc); |
| if (highest_el == EL3) |
| return false; |
| } |
| |
| bool secure = ArmSystem::haveSecurity(tc) && !scr.ns; |
| |
| switch (opModeToEL((OperatingMode) (uint8_t) cpsr.mode)) { |
| case EL0: |
| return secure ? miscRegInfo[reg][MISCREG_USR_S_RD] : |
| miscRegInfo[reg][MISCREG_USR_NS_RD]; |
| case EL1: |
| return secure ? miscRegInfo[reg][MISCREG_PRI_S_RD] : |
| miscRegInfo[reg][MISCREG_PRI_NS_RD]; |
| case EL2: |
| return miscRegInfo[reg][MISCREG_HYP_RD]; |
| case EL3: |
| return secure ? miscRegInfo[reg][MISCREG_MON_NS0_RD] : |
| miscRegInfo[reg][MISCREG_MON_NS1_RD]; |
| default: |
| panic("Invalid exception level"); |
| } |
| } |
| |
| bool |
| canWriteAArch64SysReg(MiscRegIndex reg, SCR scr, CPSR cpsr, ThreadContext *tc) |
| { |
| // Check for SP_EL0 access while SPSEL == 0 |
| if ((reg == MISCREG_SP_EL0) && (tc->readMiscReg(MISCREG_SPSEL) == 0)) |
| return false; |
| ExceptionLevel el = opModeToEL((OperatingMode) (uint8_t) cpsr.mode); |
| if (reg == MISCREG_DAIF) { |
| SCTLR sctlr = tc->readMiscReg(MISCREG_SCTLR_EL1); |
| if (el == EL0 && !sctlr.uma) |
| return false; |
| } |
| if (FullSystem && reg == MISCREG_DC_ZVA_Xt) { |
| // In syscall-emulation mode, this test is skipped and DCZVA is always |
| // allowed at EL0 |
| SCTLR sctlr = tc->readMiscReg(MISCREG_SCTLR_EL1); |
| if (el == EL0 && !sctlr.dze) |
| return false; |
| } |
| if (reg == MISCREG_DC_CVAC_Xt || reg == MISCREG_DC_CIVAC_Xt) { |
| SCTLR sctlr = tc->readMiscReg(MISCREG_SCTLR_EL1); |
| if (el == EL0 && !sctlr.uci) |
| return false; |
| } |
| |
| bool secure = ArmSystem::haveSecurity(tc) && !scr.ns; |
| |
| switch (el) { |
| case EL0: |
| return secure ? miscRegInfo[reg][MISCREG_USR_S_WR] : |
| miscRegInfo[reg][MISCREG_USR_NS_WR]; |
| case EL1: |
| return secure ? miscRegInfo[reg][MISCREG_PRI_S_WR] : |
| miscRegInfo[reg][MISCREG_PRI_NS_WR]; |
| case EL2: |
| return miscRegInfo[reg][MISCREG_HYP_WR]; |
| case EL3: |
| return secure ? miscRegInfo[reg][MISCREG_MON_NS0_WR] : |
| miscRegInfo[reg][MISCREG_MON_NS1_WR]; |
| default: |
| panic("Invalid exception level"); |
| } |
| } |
| |
| MiscRegIndex |
| decodeAArch64SysReg(unsigned op0, unsigned op1, |
| unsigned crn, unsigned crm, |
| unsigned op2) |
| { |
| switch (op0) { |
| case 1: |
| switch (crn) { |
| case 7: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_IC_IALLUIS; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 0: |
| return MISCREG_IC_IALLU; |
| } |
| break; |
| case 6: |
| switch (op2) { |
| case 1: |
| return MISCREG_DC_IVAC_Xt; |
| case 2: |
| return MISCREG_DC_ISW_Xt; |
| } |
| break; |
| case 8: |
| switch (op2) { |
| case 0: |
| return MISCREG_AT_S1E1R_Xt; |
| case 1: |
| return MISCREG_AT_S1E1W_Xt; |
| case 2: |
| return MISCREG_AT_S1E0R_Xt; |
| case 3: |
| return MISCREG_AT_S1E0W_Xt; |
| } |
| break; |
| case 10: |
| switch (op2) { |
| case 2: |
| return MISCREG_DC_CSW_Xt; |
| } |
| break; |
| case 14: |
| switch (op2) { |
| case 2: |
| return MISCREG_DC_CISW_Xt; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 4: |
| switch (op2) { |
| case 1: |
| return MISCREG_DC_ZVA_Xt; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 1: |
| return MISCREG_IC_IVAU_Xt; |
| } |
| break; |
| case 10: |
| switch (op2) { |
| case 1: |
| return MISCREG_DC_CVAC_Xt; |
| } |
| break; |
| case 11: |
| switch (op2) { |
| case 1: |
| return MISCREG_DC_CVAU_Xt; |
| } |
| break; |
| case 14: |
| switch (op2) { |
| case 1: |
| return MISCREG_DC_CIVAC_Xt; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 8: |
| switch (op2) { |
| case 0: |
| return MISCREG_AT_S1E2R_Xt; |
| case 1: |
| return MISCREG_AT_S1E2W_Xt; |
| case 4: |
| return MISCREG_AT_S12E1R_Xt; |
| case 5: |
| return MISCREG_AT_S12E1W_Xt; |
| case 6: |
| return MISCREG_AT_S12E0R_Xt; |
| case 7: |
| return MISCREG_AT_S12E0W_Xt; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 8: |
| switch (op2) { |
| case 0: |
| return MISCREG_AT_S1E3R_Xt; |
| case 1: |
| return MISCREG_AT_S1E3W_Xt; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 8: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_VMALLE1IS; |
| case 1: |
| return MISCREG_TLBI_VAE1IS_Xt; |
| case 2: |
| return MISCREG_TLBI_ASIDE1IS_Xt; |
| case 3: |
| return MISCREG_TLBI_VAAE1IS_Xt; |
| case 5: |
| return MISCREG_TLBI_VALE1IS_Xt; |
| case 7: |
| return MISCREG_TLBI_VAALE1IS_Xt; |
| } |
| break; |
| case 7: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_VMALLE1; |
| case 1: |
| return MISCREG_TLBI_VAE1_Xt; |
| case 2: |
| return MISCREG_TLBI_ASIDE1_Xt; |
| case 3: |
| return MISCREG_TLBI_VAAE1_Xt; |
| case 5: |
| return MISCREG_TLBI_VALE1_Xt; |
| case 7: |
| return MISCREG_TLBI_VAALE1_Xt; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 1: |
| return MISCREG_TLBI_IPAS2E1IS_Xt; |
| case 5: |
| return MISCREG_TLBI_IPAS2LE1IS_Xt; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_ALLE2IS; |
| case 1: |
| return MISCREG_TLBI_VAE2IS_Xt; |
| case 4: |
| return MISCREG_TLBI_ALLE1IS; |
| case 5: |
| return MISCREG_TLBI_VALE2IS_Xt; |
| case 6: |
| return MISCREG_TLBI_VMALLS12E1IS; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 1: |
| return MISCREG_TLBI_IPAS2E1_Xt; |
| case 5: |
| return MISCREG_TLBI_IPAS2LE1_Xt; |
| } |
| break; |
| case 7: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_ALLE2; |
| case 1: |
| return MISCREG_TLBI_VAE2_Xt; |
| case 4: |
| return MISCREG_TLBI_ALLE1; |
| case 5: |
| return MISCREG_TLBI_VALE2_Xt; |
| case 6: |
| return MISCREG_TLBI_VMALLS12E1; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_ALLE3IS; |
| case 1: |
| return MISCREG_TLBI_VAE3IS_Xt; |
| case 5: |
| return MISCREG_TLBI_VALE3IS_Xt; |
| } |
| break; |
| case 7: |
| switch (op2) { |
| case 0: |
| return MISCREG_TLBI_ALLE3; |
| case 1: |
| return MISCREG_TLBI_VAE3_Xt; |
| case 5: |
| return MISCREG_TLBI_VALE3_Xt; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (crn) { |
| case 0: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 2: |
| return MISCREG_OSDTRRX_EL1; |
| case 4: |
| return MISCREG_DBGBVR0_EL1; |
| case 5: |
| return MISCREG_DBGBCR0_EL1; |
| case 6: |
| return MISCREG_DBGWVR0_EL1; |
| case 7: |
| return MISCREG_DBGWCR0_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 4: |
| return MISCREG_DBGBVR1_EL1; |
| case 5: |
| return MISCREG_DBGBCR1_EL1; |
| case 6: |
| return MISCREG_DBGWVR1_EL1; |
| case 7: |
| return MISCREG_DBGWCR1_EL1; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_MDCCINT_EL1; |
| case 2: |
| return MISCREG_MDSCR_EL1; |
| case 4: |
| return MISCREG_DBGBVR2_EL1; |
| case 5: |
| return MISCREG_DBGBCR2_EL1; |
| case 6: |
| return MISCREG_DBGWVR2_EL1; |
| case 7: |
| return MISCREG_DBGWCR2_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 2: |
| return MISCREG_OSDTRTX_EL1; |
| case 4: |
| return MISCREG_DBGBVR3_EL1; |
| case 5: |
| return MISCREG_DBGBCR3_EL1; |
| case 6: |
| return MISCREG_DBGWVR3_EL1; |
| case 7: |
| return MISCREG_DBGWCR3_EL1; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 4: |
| return MISCREG_DBGBVR4_EL1; |
| case 5: |
| return MISCREG_DBGBCR4_EL1; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 4: |
| return MISCREG_DBGBVR5_EL1; |
| case 5: |
| return MISCREG_DBGBCR5_EL1; |
| } |
| break; |
| case 6: |
| switch (op2) { |
| case 2: |
| return MISCREG_OSECCR_EL1; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_TEECR32_EL1; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_MDCCSR_EL0; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 0: |
| return MISCREG_MDDTR_EL0; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 0: |
| return MISCREG_MDDTRRX_EL0; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 7: |
| switch (op2) { |
| case 0: |
| return MISCREG_DBGVCR32_EL2; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_MDRAR_EL1; |
| case 4: |
| return MISCREG_OSLAR_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 4: |
| return MISCREG_OSLSR_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 4: |
| return MISCREG_OSDLR_EL1; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 4: |
| return MISCREG_DBGPRCR_EL1; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_TEEHBR32_EL1; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 8: |
| switch (op2) { |
| case 6: |
| return MISCREG_DBGCLAIMSET_EL1; |
| } |
| break; |
| case 9: |
| switch (op2) { |
| case 6: |
| return MISCREG_DBGCLAIMCLR_EL1; |
| } |
| break; |
| case 14: |
| switch (op2) { |
| case 6: |
| return MISCREG_DBGAUTHSTATUS_EL1; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crn) { |
| case 0: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_MIDR_EL1; |
| case 5: |
| return MISCREG_MPIDR_EL1; |
| case 6: |
| return MISCREG_REVIDR_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_PFR0_EL1; |
| case 1: |
| return MISCREG_ID_PFR1_EL1; |
| case 2: |
| return MISCREG_ID_DFR0_EL1; |
| case 3: |
| return MISCREG_ID_AFR0_EL1; |
| case 4: |
| return MISCREG_ID_MMFR0_EL1; |
| case 5: |
| return MISCREG_ID_MMFR1_EL1; |
| case 6: |
| return MISCREG_ID_MMFR2_EL1; |
| case 7: |
| return MISCREG_ID_MMFR3_EL1; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_ISAR0_EL1; |
| case 1: |
| return MISCREG_ID_ISAR1_EL1; |
| case 2: |
| return MISCREG_ID_ISAR2_EL1; |
| case 3: |
| return MISCREG_ID_ISAR3_EL1; |
| case 4: |
| return MISCREG_ID_ISAR4_EL1; |
| case 5: |
| return MISCREG_ID_ISAR5_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_MVFR0_EL1; |
| case 1: |
| return MISCREG_MVFR1_EL1; |
| case 2: |
| return MISCREG_MVFR2_EL1; |
| case 3 ... 7: |
| return MISCREG_RAZ; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_AA64PFR0_EL1; |
| case 1: |
| return MISCREG_ID_AA64PFR1_EL1; |
| case 2 ... 7: |
| return MISCREG_RAZ; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_AA64DFR0_EL1; |
| case 1: |
| return MISCREG_ID_AA64DFR1_EL1; |
| case 4: |
| return MISCREG_ID_AA64AFR0_EL1; |
| case 5: |
| return MISCREG_ID_AA64AFR1_EL1; |
| case 2: |
| case 3: |
| case 6: |
| case 7: |
| return MISCREG_RAZ; |
| } |
| break; |
| case 6: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_AA64ISAR0_EL1; |
| case 1: |
| return MISCREG_ID_AA64ISAR1_EL1; |
| case 2 ... 7: |
| return MISCREG_RAZ; |
| } |
| break; |
| case 7: |
| switch (op2) { |
| case 0: |
| return MISCREG_ID_AA64MMFR0_EL1; |
| case 1: |
| return MISCREG_ID_AA64MMFR1_EL1; |
| case 2 ... 7: |
| return MISCREG_RAZ; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_CCSIDR_EL1; |
| case 1: |
| return MISCREG_CLIDR_EL1; |
| case 7: |
| return MISCREG_AIDR_EL1; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_CSSELR_EL1; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 1: |
| return MISCREG_CTR_EL0; |
| case 7: |
| return MISCREG_DCZID_EL0; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_VPIDR_EL2; |
| case 5: |
| return MISCREG_VMPIDR_EL2; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SCTLR_EL1; |
| case 1: |
| return MISCREG_ACTLR_EL1; |
| case 2: |
| return MISCREG_CPACR_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SCTLR_EL2; |
| case 1: |
| return MISCREG_ACTLR_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_HCR_EL2; |
| case 1: |
| return MISCREG_MDCR_EL2; |
| case 2: |
| return MISCREG_CPTR_EL2; |
| case 3: |
| return MISCREG_HSTR_EL2; |
| case 7: |
| return MISCREG_HACR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SCTLR_EL3; |
| case 1: |
| return MISCREG_ACTLR_EL3; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_SCR_EL3; |
| case 1: |
| return MISCREG_SDER32_EL3; |
| case 2: |
| return MISCREG_CPTR_EL3; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 1: |
| return MISCREG_MDCR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 2: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_TTBR0_EL1; |
| case 1: |
| return MISCREG_TTBR1_EL1; |
| case 2: |
| return MISCREG_TCR_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_TTBR0_EL2; |
| case 1: |
| return MISCREG_TTBR1_EL2; |
| case 2: |
| return MISCREG_TCR_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_VTTBR_EL2; |
| case 2: |
| return MISCREG_VTCR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_TTBR0_EL3; |
| case 2: |
| return MISCREG_TCR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (op1) { |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_DACR32_EL2; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SPSR_EL1; |
| case 1: |
| return MISCREG_ELR_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_SP_EL0; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_SPSEL; |
| case 2: |
| return MISCREG_CURRENTEL; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_NZCV; |
| case 1: |
| return MISCREG_DAIF; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 0: |
| return MISCREG_FPCR; |
| case 1: |
| return MISCREG_FPSR; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 0: |
| return MISCREG_DSPSR_EL0; |
| case 1: |
| return MISCREG_DLR_EL0; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SPSR_EL2; |
| case 1: |
| return MISCREG_ELR_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_SP_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_SPSR_IRQ_AA64; |
| case 1: |
| return MISCREG_SPSR_ABT_AA64; |
| case 2: |
| return MISCREG_SPSR_UND_AA64; |
| case 3: |
| return MISCREG_SPSR_FIQ_AA64; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_SPSR_EL3; |
| case 1: |
| return MISCREG_ELR_EL3; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_SP_EL2; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 5: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_AFSR0_EL1; |
| case 1: |
| return MISCREG_AFSR1_EL1; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_ESR_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_ERRIDR_EL1; |
| case 1: |
| return MISCREG_ERRSELR_EL1; |
| } |
| break; |
| case 4: |
| switch (op2) { |
| case 0: |
| return MISCREG_ERXFR_EL1; |
| case 1: |
| return MISCREG_ERXCTLR_EL1; |
| case 2: |
| return MISCREG_ERXSTATUS_EL1; |
| case 3: |
| return MISCREG_ERXADDR_EL1; |
| } |
| break; |
| case 5: |
| switch (op2) { |
| case 0: |
| return MISCREG_ERXMISC0_EL1; |
| case 1: |
| return MISCREG_ERXMISC1_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 1: |
| return MISCREG_IFSR32_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_AFSR0_EL2; |
| case 1: |
| return MISCREG_AFSR1_EL2; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_ESR_EL2; |
| case 3: |
| return MISCREG_VSESR_EL2; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_FPEXC32_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_AFSR0_EL3; |
| case 1: |
| return MISCREG_AFSR1_EL3; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_ESR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_FAR_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_FAR_EL2; |
| case 4: |
| return MISCREG_HPFAR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_FAR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 4: |
| switch (op2) { |
| case 0: |
| return MISCREG_PAR_EL1; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 9: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 14: |
| switch (op2) { |
| case 1: |
| return MISCREG_PMINTENSET_EL1; |
| case 2: |
| return MISCREG_PMINTENCLR_EL1; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 12: |
| switch (op2) { |
| case 0: |
| return MISCREG_PMCR_EL0; |
| case 1: |
| return MISCREG_PMCNTENSET_EL0; |
| case 2: |
| return MISCREG_PMCNTENCLR_EL0; |
| case 3: |
| return MISCREG_PMOVSCLR_EL0; |
| case 4: |
| return MISCREG_PMSWINC_EL0; |
| case 5: |
| return MISCREG_PMSELR_EL0; |
| case 6: |
| return MISCREG_PMCEID0_EL0; |
| case 7: |
| return MISCREG_PMCEID1_EL0; |
| } |
| break; |
| case 13: |
| switch (op2) { |
| case 0: |
| return MISCREG_PMCCNTR_EL0; |
| case 1: |
| return MISCREG_PMXEVTYPER_EL0; |
| case 2: |
| return MISCREG_PMXEVCNTR_EL0; |
| } |
| break; |
| case 14: |
| switch (op2) { |
| case 0: |
| return MISCREG_PMUSERENR_EL0; |
| case 3: |
| return MISCREG_PMOVSSET_EL0; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 10: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_MAIR_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_AMAIR_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_MAIR_EL2; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_AMAIR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_MAIR_EL3; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_AMAIR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 11: |
| switch (op1) { |
| case 1: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 2: |
| return MISCREG_L2CTLR_EL1; |
| case 3: |
| return MISCREG_L2ECTLR_EL1; |
| } |
| break; |
| } |
| M5_FALLTHROUGH; |
| default: |
| // S3_<op1>_11_<Cm>_<op2> |
| return MISCREG_IMPDEF_UNIMPL; |
| } |
| M5_UNREACHABLE; |
| case 12: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_VBAR_EL1; |
| case 1: |
| return MISCREG_RVBAR_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_ISR_EL1; |
| case 1: |
| return MISCREG_DISR_EL1; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_VBAR_EL2; |
| case 1: |
| return MISCREG_RVBAR_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 1: |
| return MISCREG_VDISR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_VBAR_EL3; |
| case 1: |
| return MISCREG_RVBAR_EL3; |
| case 2: |
| return MISCREG_RMR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 13: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 1: |
| return MISCREG_CONTEXTIDR_EL1; |
| case 4: |
| return MISCREG_TPIDR_EL1; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 2: |
| return MISCREG_TPIDR_EL0; |
| case 3: |
| return MISCREG_TPIDRRO_EL0; |
| } |
| break; |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 1: |
| return MISCREG_CONTEXTIDR_EL2; |
| case 2: |
| return MISCREG_TPIDR_EL2; |
| } |
| break; |
| } |
| break; |
| case 6: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 2: |
| return MISCREG_TPIDR_EL3; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 14: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTKCTL_EL1; |
| } |
| break; |
| } |
| break; |
| case 3: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTFRQ_EL0; |
| case 1: |
| return MISCREG_CNTPCT_EL0; |
| case 2: |
| return MISCREG_CNTVCT_EL0; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTP_TVAL_EL0; |
| case 1: |
| return MISCREG_CNTP_CTL_EL0; |
| case 2: |
| return MISCREG_CNTP_CVAL_EL0; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTV_TVAL_EL0; |
| case 1: |
| return MISCREG_CNTV_CTL_EL0; |
| case 2: |
| return MISCREG_CNTV_CVAL_EL0; |
| } |
| break; |
| case 8: |
| switch (op2) { |
| case 0: |
| return MISCREG_PMEVCNTR0_EL0; |
| case 1: |
| return MISCREG_PMEVCNTR1_EL0; |
| case 2: |
| return MISCREG_PMEVCNTR2_EL0; |
| case 3: |
| return MISCREG_PMEVCNTR3_EL0; |
| case 4: |
| return MISCREG_PMEVCNTR4_EL0; |
| case 5: |
| return MISCREG_PMEVCNTR5_EL0; |
| } |
| break; |
| case 12: |
| switch (op2) { |
| case 0: |
| return MISCREG_PMEVTYPER0_EL0; |
| case 1: |
| return MISCREG_PMEVTYPER1_EL0; |
| case 2: |
| return MISCREG_PMEVTYPER2_EL0; |
| case 3: |
| return MISCREG_PMEVTYPER3_EL0; |
| case 4: |
| return MISCREG_PMEVTYPER4_EL0; |
| case 5: |
| return MISCREG_PMEVTYPER5_EL0; |
| } |
| break; |
| case 15: |
| switch (op2) { |
| case 7: |
| return MISCREG_PMCCFILTR_EL0; |
| } |
| } |
| break; |
| case 4: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 3: |
| return MISCREG_CNTVOFF_EL2; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTHCTL_EL2; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTHP_TVAL_EL2; |
| case 1: |
| return MISCREG_CNTHP_CTL_EL2; |
| case 2: |
| return MISCREG_CNTHP_CVAL_EL2; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTHV_TVAL_EL2; |
| case 1: |
| return MISCREG_CNTHV_CTL_EL2; |
| case 2: |
| return MISCREG_CNTHV_CVAL_EL2; |
| } |
| break; |
| } |
| break; |
| case 7: |
| switch (crm) { |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_CNTPS_TVAL_EL1; |
| case 1: |
| return MISCREG_CNTPS_CTL_EL1; |
| case 2: |
| return MISCREG_CNTPS_CVAL_EL1; |
| } |
| break; |
| } |
| break; |
| } |
| break; |
| case 15: |
| switch (op1) { |
| case 0: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_IL1DATA0_EL1; |
| case 1: |
| return MISCREG_IL1DATA1_EL1; |
| case 2: |
| return MISCREG_IL1DATA2_EL1; |
| case 3: |
| return MISCREG_IL1DATA3_EL1; |
| } |
| break; |
| case 1: |
| switch (op2) { |
| case 0: |
| return MISCREG_DL1DATA0_EL1; |
| case 1: |
| return MISCREG_DL1DATA1_EL1; |
| case 2: |
| return MISCREG_DL1DATA2_EL1; |
| case 3: |
| return MISCREG_DL1DATA3_EL1; |
| case 4: |
| return MISCREG_DL1DATA4_EL1; |
| } |
| break; |
| } |
| break; |
| case 1: |
| switch (crm) { |
| case 0: |
| switch (op2) { |
| case 0: |
| return MISCREG_L2ACTLR_EL1; |
| } |
| break; |
| case 2: |
| switch (op2) { |
| case 0: |
| return MISCREG_CPUACTLR_EL1; |
| case 1: |
| return MISCREG_CPUECTLR_EL1; |
| case 2: |
| return MISCREG_CPUMERRSR_EL1; |
| case 3: |
| return MISCREG_L2MERRSR_EL1; |
| } |
| break; |
| case 3: |
| switch (op2) { |
| case 0: |
| return MISCREG_CBAR_EL1; |
| |
| } |
| break; |
| } |
| break; |
| } |
| // S3_<op1>_15_<Cm>_<op2> |
| return MISCREG_IMPDEF_UNIMPL; |
| } |
| break; |
| } |
| |
| return MISCREG_UNKNOWN; |
| } |
| |
| bitset<NUM_MISCREG_INFOS> miscRegInfo[NUM_MISCREGS]; // initialized below |
| |
| void |
| ISA::initializeMiscRegMetadata() |
| { |
| // the MiscReg metadata tables are shared across all instances of the |
| // ISA object, so there's no need to initialize them multiple times. |
| static bool completed = false; |
| if (completed) |
| return; |
| |
| // This boolean variable specifies if the system is running in aarch32 at |
| // EL3 (aarch32EL3 = true). It is false if EL3 is not implemented, or it |
| // is running in aarch64 (aarch32EL3 = false) |
| bool aarch32EL3 = haveSecurity && !highestELIs64; |
| |
| /** |
| * Some registers alias with others, and therefore need to be translated. |
| * When two mapping registers are given, they are the 32b lower and |
| * upper halves, respectively, of the 64b register being mapped. |
| * aligned with reference documentation ARM DDI 0487A.i pp 1540-1543 |
| * |
| * NAM = "not architecturally mandated", |
| * from ARM DDI 0487A.i, template text |
| * "AArch64 System register ___ can be mapped to |
| * AArch32 System register ___, but this is not |
| * architecturally mandated." |
| */ |
| |
| InitReg(MISCREG_CPSR) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_FIQ) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_IRQ) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_SVC) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_MON) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_ABT) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_HYP) |
| .allPrivileges(); |
| InitReg(MISCREG_SPSR_UND) |
| .allPrivileges(); |
| InitReg(MISCREG_ELR_HYP) |
| .allPrivileges(); |
| InitReg(MISCREG_FPSID) |
| .allPrivileges(); |
| InitReg(MISCREG_FPSCR) |
| .allPrivileges(); |
| InitReg(MISCREG_MVFR1) |
| .allPrivileges(); |
| InitReg(MISCREG_MVFR0) |
| .allPrivileges(); |
| InitReg(MISCREG_FPEXC) |
| .allPrivileges(); |
| |
| // Helper registers |
| InitReg(MISCREG_CPSR_MODE) |
| .allPrivileges(); |
| InitReg(MISCREG_CPSR_Q) |
| .allPrivileges(); |
| InitReg(MISCREG_FPSCR_EXC) |
| .allPrivileges(); |
| InitReg(MISCREG_FPSCR_QC) |
| .allPrivileges(); |
| InitReg(MISCREG_LOCKADDR) |
| .allPrivileges(); |
| InitReg(MISCREG_LOCKFLAG) |
| .allPrivileges(); |
| InitReg(MISCREG_PRRR_MAIR0) |
| .mutex() |
| .banked(); |
| InitReg(MISCREG_PRRR_MAIR0_NS) |
| .mutex() |
| .privSecure(!aarch32EL3) |
| .bankedChild(); |
| InitReg(MISCREG_PRRR_MAIR0_S) |
| .mutex() |
| .bankedChild(); |
| InitReg(MISCREG_NMRR_MAIR1) |
| .mutex() |
| .banked(); |
| InitReg(MISCREG_NMRR_MAIR1_NS) |
| .mutex() |
| .privSecure(!aarch32EL3) |
| .bankedChild(); |
| InitReg(MISCREG_NMRR_MAIR1_S) |
| .mutex() |
| .bankedChild(); |
| InitReg(MISCREG_PMXEVTYPER_PMCCFILTR) |
| .mutex(); |
| InitReg(MISCREG_SCTLR_RST) |
| .allPrivileges(); |
| InitReg(MISCREG_SEV_MAILBOX) |
| .allPrivileges(); |
| |
| // AArch32 CP14 registers |
| InitReg(MISCREG_DBGDIDR) |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGDSCRint) |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGDCCINT) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDTRTXint) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDTRRXint) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWFAR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGVCR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDTRRXext) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDSCRext) |
| .unimplemented() |
| .warnNotFail() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDTRTXext) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGOSECCR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR0) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR1) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR2) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR3) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR4) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBVR5) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR0) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR1) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR2) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR3) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR4) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBCR5) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWVR0) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWVR1) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWVR2) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWVR3) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWCR0) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWCR1) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWCR2) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGWCR3) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDRAR) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGBXVR4) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGBXVR5) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGOSLAR) |
| .unimplemented() |
| .allPrivileges().monSecureRead(0).monNonSecureRead(0); |
| InitReg(MISCREG_DBGOSLSR) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGOSDLR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGPRCR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGDSAR) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGCLAIMSET) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGCLAIMCLR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_DBGAUTHSTATUS) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGDEVID2) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGDEVID1) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_DBGDEVID0) |
| .unimplemented() |
| .allPrivileges().monSecureWrite(0).monNonSecureWrite(0); |
| InitReg(MISCREG_TEECR) |
| .unimplemented() |
| .allPrivileges(); |
| InitReg(MISCREG_JIDR) |
| .allPrivileges(); |
| InitReg(MISCREG_TEEHBR) |
| .allPrivileges(); |
| InitReg(MISCREG_JOSCR) |
| .allPrivileges(); |
| InitReg(MISCREG_JMCR) |
| .allPrivileges(); |
| |
| // AArch32 CP15 registers |
| InitReg(MISCREG_MIDR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_CTR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_TCMTR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_TLBTR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_MPIDR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_REVIDR) |
| .unimplemented() |
| .warnNotFail() |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_PFR0) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_PFR1) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_DFR0) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_AFR0) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_MMFR0) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_MMFR1) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_MMFR2) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_MMFR3) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR0) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR1) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR2) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR3) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR4) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_ID_ISAR5) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_CCSIDR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_CLIDR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_AIDR) |
| .allPrivileges().exceptUserMode().writes(0); |
| InitReg(MISCREG_CSSELR) |
| .banked(); |
| InitReg(MISCREG_CSSELR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_CSSELR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_VPIDR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_VMPIDR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_SCTLR) |
| .banked(); |
| InitReg(MISCREG_SCTLR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_SCTLR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_ACTLR) |
| .banked(); |
| InitReg(MISCREG_ACTLR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_ACTLR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_CPACR) |
| .allPrivileges().exceptUserMode(); |
| InitReg(MISCREG_SCR) |
| .mon().secure().exceptUserMode() |
| .res0(0xff40) // [31:16], [6] |
| .res1(0x0030); // [5:4] |
| InitReg(MISCREG_SDER) |
| .mon(); |
| InitReg(MISCREG_NSACR) |
| .allPrivileges().hypWrite(0).privNonSecureWrite(0).exceptUserMode(); |
| InitReg(MISCREG_HSCTLR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HACTLR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HCR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HDCR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HCPTR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HSTR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HACR) |
| .unimplemented() |
| .warnNotFail() |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_TTBR0) |
| .banked(); |
| InitReg(MISCREG_TTBR0_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_TTBR0_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_TTBR1) |
| .banked(); |
| InitReg(MISCREG_TTBR1_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_TTBR1_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_TTBCR) |
| .banked(); |
| InitReg(MISCREG_TTBCR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_TTBCR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_HTCR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_VTCR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_DACR) |
| .banked(); |
| InitReg(MISCREG_DACR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_DACR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_DFSR) |
| .banked(); |
| InitReg(MISCREG_DFSR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_DFSR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_IFSR) |
| .banked(); |
| InitReg(MISCREG_IFSR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_IFSR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_ADFSR) |
| .unimplemented() |
| .warnNotFail() |
| .banked(); |
| InitReg(MISCREG_ADFSR_NS) |
| .unimplemented() |
| .warnNotFail() |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_ADFSR_S) |
| .unimplemented() |
| .warnNotFail() |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_AIFSR) |
| .unimplemented() |
| .warnNotFail() |
| .banked(); |
| InitReg(MISCREG_AIFSR_NS) |
| .unimplemented() |
| .warnNotFail() |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_AIFSR_S) |
| .unimplemented() |
| .warnNotFail() |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_HADFSR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HAIFSR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HSR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_DFAR) |
| .banked(); |
| InitReg(MISCREG_DFAR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_DFAR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_IFAR) |
| .banked(); |
| InitReg(MISCREG_IFAR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_IFAR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_HDFAR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HIFAR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_HPFAR) |
| .hyp().monNonSecure(); |
| InitReg(MISCREG_ICIALLUIS) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_BPIALLIS) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_PAR) |
| .banked(); |
| InitReg(MISCREG_PAR_NS) |
| .bankedChild() |
| .privSecure(!aarch32EL3) |
| .nonSecure().exceptUserMode(); |
| InitReg(MISCREG_PAR_S) |
| .bankedChild() |
| .secure().exceptUserMode(); |
| InitReg(MISCREG_ICIALLU) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ICIMVAU) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_CP15ISB) |
| .writes(1); |
| InitReg(MISCREG_BPIALL) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_BPIMVA) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DCIMVAC) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DCISW) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS1CPR) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS1CPW) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS1CUR) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS1CUW) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS12NSOPR) |
| .privSecureWrite().hypWrite().monSecureWrite().monNonSecureWrite(); |
| InitReg(MISCREG_ATS12NSOPW) |
| .privSecureWrite().hypWrite().monSecureWrite().monNonSecureWrite(); |
| InitReg(MISCREG_ATS12NSOUR) |
| .privSecureWrite().hypWrite().monSecureWrite().monNonSecureWrite(); |
| InitReg(MISCREG_ATS12NSOUW) |
| .privSecureWrite().hypWrite().monSecureWrite().monNonSecureWrite(); |
| InitReg(MISCREG_DCCMVAC) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DCCSW) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_CP15DSB) |
| .writes(1); |
| InitReg(MISCREG_CP15DMB) |
| .writes(1); |
| InitReg(MISCREG_DCCMVAU) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DCCIMVAC) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DCCISW) |
| .unimplemented() |
| .warnNotFail() |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ATS1HR) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_ATS1HW) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIALLIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIASIDIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAAIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVALIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAALIS) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ITLBIALL) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ITLBIMVA) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_ITLBIASID) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DTLBIALL) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DTLBIMVA) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_DTLBIASID) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIALL) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVA) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIASID) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAA) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAL) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIMVAAL) |
| .writes(1).exceptUserMode(); |
| InitReg(MISCREG_TLBIIPAS2IS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIIPAS2LIS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIALLHIS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIMVAHIS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIALLNSNHIS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIMVALHIS) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIIPAS2) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIIPAS2L) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIALLH) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIMVAH) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIALLNSNH) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_TLBIMVALH) |
| .monNonSecureWrite().hypWrite(); |
| InitReg(MISCREG_PMCR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCNTENSET) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCNTENCLR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMOVSR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMSWINC) |
| .allPrivileges(); |
| InitReg(MISCREG_PMSELR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCEID0) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCEID1) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCCNTR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMXEVTYPER) |
| .allPrivileges(); |
| InitReg(MISCREG_PMCCFILTR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMXEVCNTR) |
| .allPrivileges(); |
| InitReg(MISCREG_PMUSERENR) |
| .allPrivileges().userNonSecureWrite(0).userSecureWrite(0); |
| InitReg(MISCREG_PMINTENSET) |
| .allPrivileges().exceptUserMode(); |
| InitReg(MISCREG_PMINTENCLR) |
| .allPrivileges().exceptUserMode(); |
| InitReg(MISCREG_PMOVSSET) |
| .unimplemented() |
| .allPrivileges(); |
| |