diff --git a/sys/arm64/arm64/identcpu.c b/sys/arm64/arm64/identcpu.c index bfbaad7a6483..c3544e9de9aa 100644 --- a/sys/arm64/arm64/identcpu.c +++ b/sys/arm64/arm64/identcpu.c @@ -1,1802 +1,1802 @@ /*- * Copyright (c) 2014 Andrew Turner * Copyright (c) 2014 The FreeBSD Foundation * All rights reserved. * * Portions of this software were developed by Semihalf * under sponsorship of the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include static void print_cpu_features(u_int cpu); static u_long parse_cpu_features_hwcap(void); static u_long parse_cpu_features_hwcap2(void); char machine[] = "arm64"; #ifdef SCTL_MASK32 extern int adaptive_machine_arch; #endif static SYSCTL_NODE(_machdep, OID_AUTO, cache, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "Cache management tuning"); static int allow_dic = 1; SYSCTL_INT(_machdep_cache, OID_AUTO, allow_dic, CTLFLAG_RDTUN, &allow_dic, 0, "Allow optimizations based on the DIC cache bit"); static int allow_idc = 1; SYSCTL_INT(_machdep_cache, OID_AUTO, allow_idc, CTLFLAG_RDTUN, &allow_idc, 0, "Allow optimizations based on the IDC cache bit"); static void check_cpu_regs(u_int cpu); /* * The default implementation of I-cache sync assumes we have an * aliasing cache until we know otherwise. */ void (*arm64_icache_sync_range)(vm_offset_t, vm_size_t) = &arm64_aliasing_icache_sync_range; static int sysctl_hw_machine(SYSCTL_HANDLER_ARGS) { #ifdef SCTL_MASK32 static const char machine32[] = "arm"; #endif int error; #ifdef SCTL_MASK32 if ((req->flags & SCTL_MASK32) != 0 && adaptive_machine_arch) error = SYSCTL_OUT(req, machine32, sizeof(machine32)); else #endif error = SYSCTL_OUT(req, machine, sizeof(machine)); return (error); } SYSCTL_PROC(_hw, HW_MACHINE, machine, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 0, sysctl_hw_machine, "A", "Machine class"); static char cpu_model[64]; SYSCTL_STRING(_hw, HW_MODEL, model, CTLFLAG_RD, cpu_model, sizeof(cpu_model), "Machine model"); /* * Per-CPU affinity as provided in MPIDR_EL1 * Indexed by CPU number in logical order selected by the system. * Relevant fields can be extracted using CPU_AFFn macros, * Aff3.Aff2.Aff1.Aff0 construct a unique CPU address in the system. * * Fields used by us: * Aff1 - Cluster number * Aff0 - CPU number in Aff1 cluster */ uint64_t __cpu_affinity[MAXCPU]; static u_int cpu_aff_levels; struct cpu_desc { u_int cpu_impl; u_int cpu_part_num; u_int cpu_variant; u_int cpu_revision; const char *cpu_impl_name; const char *cpu_part_name; uint64_t mpidr; uint64_t id_aa64afr0; uint64_t id_aa64afr1; uint64_t id_aa64dfr0; uint64_t id_aa64dfr1; uint64_t id_aa64isar0; uint64_t id_aa64isar1; uint64_t id_aa64mmfr0; uint64_t id_aa64mmfr1; uint64_t id_aa64mmfr2; uint64_t id_aa64pfr0; uint64_t id_aa64pfr1; uint64_t ctr; }; static struct cpu_desc cpu_desc[MAXCPU]; static struct cpu_desc kern_cpu_desc; static struct cpu_desc user_cpu_desc; static u_int cpu_print_regs; #define PRINT_ID_AA64_AFR0 0x00000001 #define PRINT_ID_AA64_AFR1 0x00000002 #define PRINT_ID_AA64_DFR0 0x00000010 #define PRINT_ID_AA64_DFR1 0x00000020 #define PRINT_ID_AA64_ISAR0 0x00000100 #define PRINT_ID_AA64_ISAR1 0x00000200 #define PRINT_ID_AA64_MMFR0 0x00001000 #define PRINT_ID_AA64_MMFR1 0x00002000 #define PRINT_ID_AA64_MMFR2 0x00004000 #define PRINT_ID_AA64_PFR0 0x00010000 #define PRINT_ID_AA64_PFR1 0x00020000 #define PRINT_CTR_EL0 0x10000000 struct cpu_parts { u_int part_id; const char *part_name; }; #define CPU_PART_NONE { 0, "Unknown Processor" } struct cpu_implementers { u_int impl_id; const char *impl_name; /* * Part number is implementation defined * so each vendor will have its own set of values and names. */ const struct cpu_parts *cpu_parts; }; #define CPU_IMPLEMENTER_NONE { 0, "Unknown Implementer", cpu_parts_none } /* * Per-implementer table of (PartNum, CPU Name) pairs. */ /* ARM Ltd. */ static const struct cpu_parts cpu_parts_arm[] = { { CPU_PART_FOUNDATION, "Foundation-Model" }, { CPU_PART_CORTEX_A35, "Cortex-A35" }, { CPU_PART_CORTEX_A53, "Cortex-A53" }, { CPU_PART_CORTEX_A55, "Cortex-A55" }, { CPU_PART_CORTEX_A57, "Cortex-A57" }, { CPU_PART_CORTEX_A65, "Cortex-A65" }, { CPU_PART_CORTEX_A72, "Cortex-A72" }, { CPU_PART_CORTEX_A73, "Cortex-A73" }, { CPU_PART_CORTEX_A75, "Cortex-A75" }, { CPU_PART_CORTEX_A76, "Cortex-A76" }, { CPU_PART_CORTEX_A76AE, "Cortex-A76AE" }, { CPU_PART_CORTEX_A77, "Cortex-A77" }, { CPU_PART_NEOVERSE_N1, "Neoverse-N1" }, CPU_PART_NONE, }; /* Cavium */ static const struct cpu_parts cpu_parts_cavium[] = { { CPU_PART_THUNDERX, "ThunderX" }, { CPU_PART_THUNDERX2, "ThunderX2" }, CPU_PART_NONE, }; /* APM / Ampere */ static const struct cpu_parts cpu_parts_apm[] = { { CPU_PART_EMAG8180, "eMAG 8180" }, CPU_PART_NONE, }; /* Unknown */ static const struct cpu_parts cpu_parts_none[] = { CPU_PART_NONE, }; /* * Implementers table. */ const struct cpu_implementers cpu_implementers[] = { { CPU_IMPL_ARM, "ARM", cpu_parts_arm }, { CPU_IMPL_BROADCOM, "Broadcom", cpu_parts_none }, { CPU_IMPL_CAVIUM, "Cavium", cpu_parts_cavium }, { CPU_IMPL_DEC, "DEC", cpu_parts_none }, { CPU_IMPL_INFINEON, "IFX", cpu_parts_none }, { CPU_IMPL_FREESCALE, "Freescale", cpu_parts_none }, { CPU_IMPL_NVIDIA, "NVIDIA", cpu_parts_none }, { CPU_IMPL_APM, "APM", cpu_parts_apm }, { CPU_IMPL_QUALCOMM, "Qualcomm", cpu_parts_none }, { CPU_IMPL_MARVELL, "Marvell", cpu_parts_none }, { CPU_IMPL_INTEL, "Intel", cpu_parts_none }, CPU_IMPLEMENTER_NONE, }; #define MRS_TYPE_MASK 0xf #define MRS_INVALID 0 #define MRS_EXACT 1 #define MRS_EXACT_VAL(x) (MRS_EXACT | ((x) << 4)) #define MRS_EXACT_FIELD(x) ((x) >> 4) #define MRS_LOWER 2 struct mrs_field_value { uint64_t value; const char *desc; }; #define MRS_FIELD_VALUE(_value, _desc) \ { \ .value = (_value), \ .desc = (_desc), \ } #define MRS_FIELD_VALUE_NONE_IMPL(_reg, _field, _none, _impl) \ MRS_FIELD_VALUE(_reg ## _ ## _field ## _ ## _none, ""), \ MRS_FIELD_VALUE(_reg ## _ ## _field ## _ ## _impl, #_field) #define MRS_FIELD_VALUE_COUNT(_reg, _field, _desc) \ MRS_FIELD_VALUE(0ul << _reg ## _ ## _field ## _SHIFT, "1 " _desc), \ MRS_FIELD_VALUE(1ul << _reg ## _ ## _field ## _SHIFT, "2 " _desc "s"), \ MRS_FIELD_VALUE(2ul << _reg ## _ ## _field ## _SHIFT, "3 " _desc "s"), \ MRS_FIELD_VALUE(3ul << _reg ## _ ## _field ## _SHIFT, "4 " _desc "s"), \ MRS_FIELD_VALUE(4ul << _reg ## _ ## _field ## _SHIFT, "5 " _desc "s"), \ MRS_FIELD_VALUE(5ul << _reg ## _ ## _field ## _SHIFT, "6 " _desc "s"), \ MRS_FIELD_VALUE(6ul << _reg ## _ ## _field ## _SHIFT, "7 " _desc "s"), \ MRS_FIELD_VALUE(7ul << _reg ## _ ## _field ## _SHIFT, "8 " _desc "s"), \ MRS_FIELD_VALUE(8ul << _reg ## _ ## _field ## _SHIFT, "9 " _desc "s"), \ MRS_FIELD_VALUE(9ul << _reg ## _ ## _field ## _SHIFT, "10 "_desc "s"), \ MRS_FIELD_VALUE(10ul<< _reg ## _ ## _field ## _SHIFT, "11 "_desc "s"), \ MRS_FIELD_VALUE(11ul<< _reg ## _ ## _field ## _SHIFT, "12 "_desc "s"), \ MRS_FIELD_VALUE(12ul<< _reg ## _ ## _field ## _SHIFT, "13 "_desc "s"), \ MRS_FIELD_VALUE(13ul<< _reg ## _ ## _field ## _SHIFT, "14 "_desc "s"), \ MRS_FIELD_VALUE(14ul<< _reg ## _ ## _field ## _SHIFT, "15 "_desc "s"), \ MRS_FIELD_VALUE(15ul<< _reg ## _ ## _field ## _SHIFT, "16 "_desc "s") #define MRS_FIELD_VALUE_END { .desc = NULL } struct mrs_field { const char *name; struct mrs_field_value *values; uint64_t mask; bool sign; u_int type; u_int shift; }; #define MRS_FIELD(_register, _name, _sign, _type, _values) \ { \ .name = #_name, \ .sign = (_sign), \ .type = (_type), \ .shift = _register ## _ ## _name ## _SHIFT, \ .mask = _register ## _ ## _name ## _MASK, \ .values = (_values), \ } #define MRS_FIELD_END { .type = MRS_INVALID, } /* ID_AA64AFR0_EL1 */ static struct mrs_field id_aa64afr0_fields[] = { MRS_FIELD_END, }; /* ID_AA64AFR1_EL1 */ static struct mrs_field id_aa64afr1_fields[] = { MRS_FIELD_END, }; /* ID_AA64DFR0_EL1 */ static struct mrs_field_value id_aa64dfr0_pmsver[] = { MRS_FIELD_VALUE(ID_AA64DFR0_PMSVer_NONE, ""), MRS_FIELD_VALUE(ID_AA64DFR0_PMSVer_V1, "SPE"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_ctx_cmps[] = { MRS_FIELD_VALUE_COUNT(ID_AA64DFR0, CTX_CMPs, "CTX BKPT"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_wrps[] = { MRS_FIELD_VALUE_COUNT(ID_AA64DFR0, WRPs, "Watchpoint"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_brps[] = { MRS_FIELD_VALUE_COUNT(ID_AA64DFR0, BRPs, "Breakpoint"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_pmuver[] = { MRS_FIELD_VALUE(ID_AA64DFR0_PMUVer_NONE, ""), MRS_FIELD_VALUE(ID_AA64DFR0_PMUVer_3, "PMUv3"), MRS_FIELD_VALUE(ID_AA64DFR0_PMUVer_3_1, "PMUv3+16 bit evtCount"), MRS_FIELD_VALUE(ID_AA64DFR0_PMUVer_IMPL, "IMPL PMU"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_tracever[] = { MRS_FIELD_VALUE(ID_AA64DFR0_TraceVer_NONE, ""), MRS_FIELD_VALUE(ID_AA64DFR0_TraceVer_IMPL, "Trace"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64dfr0_debugver[] = { MRS_FIELD_VALUE(ID_AA64DFR0_DebugVer_8, "Debugv8"), MRS_FIELD_VALUE(ID_AA64DFR0_DebugVer_8_VHE, "Debugv8_VHE"), MRS_FIELD_VALUE(ID_AA64DFR0_DebugVer_8_2, "Debugv8.2"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64dfr0_fields[] = { MRS_FIELD(ID_AA64DFR0, PMSVer, false, MRS_EXACT, id_aa64dfr0_pmsver), MRS_FIELD(ID_AA64DFR0, CTX_CMPs, false, MRS_EXACT, id_aa64dfr0_ctx_cmps), - MRS_FIELD(ID_AA64DFR0, WRPs, false, MRS_EXACT, id_aa64dfr0_wrps), + MRS_FIELD(ID_AA64DFR0, WRPs, false, MRS_LOWER, id_aa64dfr0_wrps), MRS_FIELD(ID_AA64DFR0, BRPs, false, MRS_LOWER, id_aa64dfr0_brps), MRS_FIELD(ID_AA64DFR0, PMUVer, false, MRS_EXACT, id_aa64dfr0_pmuver), MRS_FIELD(ID_AA64DFR0, TraceVer, false, MRS_EXACT, id_aa64dfr0_tracever), MRS_FIELD(ID_AA64DFR0, DebugVer, false, MRS_EXACT_VAL(0x6), id_aa64dfr0_debugver), MRS_FIELD_END, }; /* ID_AA64DFR1 */ static struct mrs_field id_aa64dfr1_fields[] = { MRS_FIELD_END, }; /* ID_AA64ISAR0_EL1 */ static struct mrs_field_value id_aa64isar0_rndr[] = { MRS_FIELD_VALUE(ID_AA64ISAR0_RNDR_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR0_RNDR_IMPL, "RNG"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_tlb[] = { MRS_FIELD_VALUE(ID_AA64ISAR0_TLB_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR0_TLB_TLBIOS, "TLBI-OS"), MRS_FIELD_VALUE(ID_AA64ISAR0_TLB_TLBIOSR, "TLBI-OSR"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_ts[] = { MRS_FIELD_VALUE(ID_AA64ISAR0_TS_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR0_TS_CondM_8_4, "CondM-8.4"), MRS_FIELD_VALUE(ID_AA64ISAR0_TS_CondM_8_5, "CondM-8.5"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_fhm[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, FHM, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_dp[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, DP, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_sm4[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, SM4, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_sm3[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, SM3, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_sha3[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, SHA3, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_rdm[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, RDM, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_atomic[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, Atomic, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_crc32[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, CRC32, NONE, BASE), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_sha2[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, SHA2, NONE, BASE), MRS_FIELD_VALUE(ID_AA64ISAR0_SHA2_512, "SHA2+SHA512"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_sha1[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, SHA1, NONE, BASE), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar0_aes[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR0, AES, NONE, BASE), MRS_FIELD_VALUE(ID_AA64ISAR0_AES_PMULL, "AES+PMULL"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64isar0_fields[] = { MRS_FIELD(ID_AA64ISAR0, RNDR, false, MRS_LOWER, id_aa64isar0_rndr), MRS_FIELD(ID_AA64ISAR0, TLB, false, MRS_LOWER, id_aa64isar0_tlb), MRS_FIELD(ID_AA64ISAR0, TS, false, MRS_LOWER, id_aa64isar0_ts), MRS_FIELD(ID_AA64ISAR0, FHM, false, MRS_LOWER, id_aa64isar0_fhm), MRS_FIELD(ID_AA64ISAR0, DP, false, MRS_LOWER, id_aa64isar0_dp), MRS_FIELD(ID_AA64ISAR0, SM4, false, MRS_LOWER, id_aa64isar0_sm4), MRS_FIELD(ID_AA64ISAR0, SM3, false, MRS_LOWER, id_aa64isar0_sm3), MRS_FIELD(ID_AA64ISAR0, SHA3, false, MRS_LOWER, id_aa64isar0_sha3), MRS_FIELD(ID_AA64ISAR0, RDM, false, MRS_LOWER, id_aa64isar0_rdm), MRS_FIELD(ID_AA64ISAR0, Atomic, false, MRS_LOWER, id_aa64isar0_atomic), MRS_FIELD(ID_AA64ISAR0, CRC32, false, MRS_LOWER, id_aa64isar0_crc32), MRS_FIELD(ID_AA64ISAR0, SHA2, false, MRS_LOWER, id_aa64isar0_sha2), MRS_FIELD(ID_AA64ISAR0, SHA1, false, MRS_LOWER, id_aa64isar0_sha1), MRS_FIELD(ID_AA64ISAR0, AES, false, MRS_LOWER, id_aa64isar0_aes), MRS_FIELD_END, }; /* ID_AA64ISAR1_EL1 */ static struct mrs_field_value id_aa64isar1_i8mm[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, I8MM, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_dgh[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, DGH, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_bf16[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, BF16, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_specres[] = { MRS_FIELD_VALUE(ID_AA64ISAR1_SPECRES_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR1_SPECRES_IMPL, "PredInv"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_sb[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, SB, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_frintts[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, FRINTTS, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_gpi[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, GPI, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_gpa[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, GPA, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_lrcpc[] = { MRS_FIELD_VALUE(ID_AA64ISAR1_LRCPC_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR1_LRCPC_RCPC_8_3, "RCPC-8.3"), MRS_FIELD_VALUE(ID_AA64ISAR1_LRCPC_RCPC_8_4, "RCPC-8.4"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_fcma[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, FCMA, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_jscvt[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, JSCVT, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_api[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, API, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_apa[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64ISAR1, APA, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64isar1_dpb[] = { MRS_FIELD_VALUE(ID_AA64ISAR1_DPB_NONE, ""), MRS_FIELD_VALUE(ID_AA64ISAR1_DPB_DCCVAP, "DCPoP"), MRS_FIELD_VALUE(ID_AA64ISAR1_DPB_DCCVADP, "DCCVADP"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64isar1_fields[] = { MRS_FIELD(ID_AA64ISAR1, I8MM, false, MRS_LOWER, id_aa64isar1_i8mm), MRS_FIELD(ID_AA64ISAR1, DGH, false, MRS_LOWER, id_aa64isar1_dgh), MRS_FIELD(ID_AA64ISAR1, BF16, false, MRS_LOWER, id_aa64isar1_bf16), MRS_FIELD(ID_AA64ISAR1, SPECRES, false, MRS_LOWER, id_aa64isar1_specres), MRS_FIELD(ID_AA64ISAR1, SB, false, MRS_LOWER, id_aa64isar1_sb), MRS_FIELD(ID_AA64ISAR1, FRINTTS, false, MRS_LOWER, id_aa64isar1_frintts), MRS_FIELD(ID_AA64ISAR1, GPI, false, MRS_EXACT, id_aa64isar1_gpi), MRS_FIELD(ID_AA64ISAR1, GPA, false, MRS_EXACT, id_aa64isar1_gpa), MRS_FIELD(ID_AA64ISAR1, LRCPC, false, MRS_LOWER, id_aa64isar1_lrcpc), MRS_FIELD(ID_AA64ISAR1, FCMA, false, MRS_LOWER, id_aa64isar1_fcma), MRS_FIELD(ID_AA64ISAR1, JSCVT, false, MRS_LOWER, id_aa64isar1_jscvt), MRS_FIELD(ID_AA64ISAR1, API, false, MRS_EXACT, id_aa64isar1_api), MRS_FIELD(ID_AA64ISAR1, APA, false, MRS_EXACT, id_aa64isar1_apa), MRS_FIELD(ID_AA64ISAR1, DPB, false, MRS_LOWER, id_aa64isar1_dpb), MRS_FIELD_END, }; /* ID_AA64MMFR0_EL1 */ static struct mrs_field_value id_aa64mmfr0_tgran4[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, TGran4, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_tgran64[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, TGran64, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_tgran16[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, TGran16, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_bigend_el0[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, BigEndEL0, FIXED, MIXED), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_snsmem[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, SNSMem, NONE, DISTINCT), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_bigend[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR0, BigEnd, FIXED, MIXED), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_asid_bits[] = { MRS_FIELD_VALUE(ID_AA64MMFR0_ASIDBits_8, "8bit ASID"), MRS_FIELD_VALUE(ID_AA64MMFR0_ASIDBits_16, "16bit ASID"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr0_parange[] = { MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_4G, "4GB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_64G, "64GB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_1T, "1TB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_4T, "4TB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_16T, "16TB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_256T, "256TB PA"), MRS_FIELD_VALUE(ID_AA64MMFR0_PARange_4P, "4PB PA"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64mmfr0_fields[] = { MRS_FIELD(ID_AA64MMFR0, TGran4, false, MRS_EXACT, id_aa64mmfr0_tgran4), MRS_FIELD(ID_AA64MMFR0, TGran64, false, MRS_EXACT, id_aa64mmfr0_tgran64), MRS_FIELD(ID_AA64MMFR0, TGran16, false, MRS_EXACT, id_aa64mmfr0_tgran16), MRS_FIELD(ID_AA64MMFR0, BigEndEL0, false, MRS_EXACT, id_aa64mmfr0_bigend_el0), MRS_FIELD(ID_AA64MMFR0, SNSMem, false, MRS_EXACT, id_aa64mmfr0_snsmem), MRS_FIELD(ID_AA64MMFR0, BigEnd, false, MRS_EXACT, id_aa64mmfr0_bigend), MRS_FIELD(ID_AA64MMFR0, ASIDBits, false, MRS_EXACT, id_aa64mmfr0_asid_bits), MRS_FIELD(ID_AA64MMFR0, PARange, false, MRS_EXACT, id_aa64mmfr0_parange), MRS_FIELD_END, }; /* ID_AA64MMFR1_EL1 */ static struct mrs_field_value id_aa64mmfr1_xnx[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR1, XNX, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_specsei[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR1, SpecSEI, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_pan[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR1, PAN, NONE, IMPL), MRS_FIELD_VALUE(ID_AA64MMFR1_PAN_ATS1E1, "PAN+ATS1E1"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_lo[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR1, LO, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_hpds[] = { MRS_FIELD_VALUE(ID_AA64MMFR1_HPDS_NONE, ""), MRS_FIELD_VALUE(ID_AA64MMFR1_HPDS_HPD, "HPD"), MRS_FIELD_VALUE(ID_AA64MMFR1_HPDS_TTPBHA, "HPD+TTPBHA"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_vh[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR1, VH, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_vmidbits[] = { MRS_FIELD_VALUE(ID_AA64MMFR1_VMIDBits_8, "8bit VMID"), MRS_FIELD_VALUE(ID_AA64MMFR1_VMIDBits_16, "16bit VMID"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr1_hafdbs[] = { MRS_FIELD_VALUE(ID_AA64MMFR1_HAFDBS_NONE, ""), MRS_FIELD_VALUE(ID_AA64MMFR1_HAFDBS_AF, "HAF"), MRS_FIELD_VALUE(ID_AA64MMFR1_HAFDBS_AF_DBS, "HAF+DS"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64mmfr1_fields[] = { MRS_FIELD(ID_AA64MMFR1, XNX, false, MRS_EXACT, id_aa64mmfr1_xnx), MRS_FIELD(ID_AA64MMFR1, SpecSEI, false, MRS_EXACT, id_aa64mmfr1_specsei), MRS_FIELD(ID_AA64MMFR1, PAN, false, MRS_EXACT, id_aa64mmfr1_pan), MRS_FIELD(ID_AA64MMFR1, LO, false, MRS_EXACT, id_aa64mmfr1_lo), MRS_FIELD(ID_AA64MMFR1, HPDS, false, MRS_EXACT, id_aa64mmfr1_hpds), MRS_FIELD(ID_AA64MMFR1, VH, false, MRS_EXACT, id_aa64mmfr1_vh), MRS_FIELD(ID_AA64MMFR1, VMIDBits, false, MRS_EXACT, id_aa64mmfr1_vmidbits), MRS_FIELD(ID_AA64MMFR1, HAFDBS, false, MRS_EXACT, id_aa64mmfr1_hafdbs), MRS_FIELD_END, }; /* ID_AA64MMFR2_EL1 */ static struct mrs_field_value id_aa64mmfr2_e0pd[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, E0PD, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_evt[] = { MRS_FIELD_VALUE(ID_AA64MMFR2_EVT_NONE, ""), MRS_FIELD_VALUE(ID_AA64MMFR2_EVT_8_2, "EVT-8.2"), MRS_FIELD_VALUE(ID_AA64MMFR2_EVT_8_5, "EVT-8.5"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_bbm[] = { MRS_FIELD_VALUE(ID_AA64MMFR2_BBM_LEVEL0, ""), MRS_FIELD_VALUE(ID_AA64MMFR2_BBM_LEVEL1, "BBM level 1"), MRS_FIELD_VALUE(ID_AA64MMFR2_BBM_LEVEL2, "BBM level 2"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_ttl[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, TTL, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_fwb[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, FWB, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_ids[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, IDS, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_at[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, AT, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_st[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, ST, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_nv[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, NV, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_ccidx[] = { MRS_FIELD_VALUE(ID_AA64MMFR2_CCIDX_32, "32bit CCIDX"), MRS_FIELD_VALUE(ID_AA64MMFR2_CCIDX_64, "64bit CCIDX"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_varange[] = { MRS_FIELD_VALUE(ID_AA64MMFR2_VARange_48, "48bit VA"), MRS_FIELD_VALUE(ID_AA64MMFR2_VARange_52, "52bit VA"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_iesb[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, IESB, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_lsm[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, LSM, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_uao[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, UAO, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64mmfr2_cnp[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64MMFR2, CnP, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64mmfr2_fields[] = { MRS_FIELD(ID_AA64MMFR2, E0PD, false, MRS_EXACT, id_aa64mmfr2_e0pd), MRS_FIELD(ID_AA64MMFR2, EVT, false, MRS_EXACT, id_aa64mmfr2_evt), MRS_FIELD(ID_AA64MMFR2, BBM, false, MRS_EXACT, id_aa64mmfr2_bbm), MRS_FIELD(ID_AA64MMFR2, TTL, false, MRS_EXACT, id_aa64mmfr2_ttl), MRS_FIELD(ID_AA64MMFR2, FWB, false, MRS_EXACT, id_aa64mmfr2_fwb), MRS_FIELD(ID_AA64MMFR2, IDS, false, MRS_EXACT, id_aa64mmfr2_ids), MRS_FIELD(ID_AA64MMFR2, AT, false, MRS_LOWER, id_aa64mmfr2_at), MRS_FIELD(ID_AA64MMFR2, ST, false, MRS_EXACT, id_aa64mmfr2_st), MRS_FIELD(ID_AA64MMFR2, NV, false, MRS_EXACT, id_aa64mmfr2_nv), MRS_FIELD(ID_AA64MMFR2, CCIDX, false, MRS_EXACT, id_aa64mmfr2_ccidx), MRS_FIELD(ID_AA64MMFR2, VARange, false, MRS_EXACT, id_aa64mmfr2_varange), MRS_FIELD(ID_AA64MMFR2, IESB, false, MRS_EXACT, id_aa64mmfr2_iesb), MRS_FIELD(ID_AA64MMFR2, LSM, false, MRS_EXACT, id_aa64mmfr2_lsm), MRS_FIELD(ID_AA64MMFR2, UAO, false, MRS_EXACT, id_aa64mmfr2_uao), MRS_FIELD(ID_AA64MMFR2, CnP, false, MRS_EXACT, id_aa64mmfr2_cnp), MRS_FIELD_END, }; /* ID_AA64PFR0_EL1 */ static struct mrs_field_value id_aa64pfr0_csv3[] = { MRS_FIELD_VALUE(ID_AA64PFR0_CSV3_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR0_CSV3_ISOLATED, "CSV3"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_csv2[] = { MRS_FIELD_VALUE(ID_AA64PFR0_CSV2_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR0_CSV2_ISOLATED, "CSV2"), MRS_FIELD_VALUE(ID_AA64PFR0_CSV2_SCXTNUM, "SCXTNUM"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_dit[] = { MRS_FIELD_VALUE(ID_AA64PFR0_DIT_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR0_DIT_PSTATE, "PSTATE.DIT"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_amu[] = { MRS_FIELD_VALUE(ID_AA64PFR0_AMU_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR0_AMU_V1, "AMUv1"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_mpam[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, MPAM, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_sel2[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, SEL2, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_sve[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, SVE, NONE, IMPL), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_ras[] = { MRS_FIELD_VALUE(ID_AA64PFR0_RAS_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR0_RAS_V1, "RASv1"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_gic[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, GIC, CPUIF_NONE, CPUIF_EN), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_advsimd[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, AdvSIMD, NONE, IMPL), MRS_FIELD_VALUE(ID_AA64PFR0_AdvSIMD_HP, "AdvSIMD+HP"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_fp[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, FP, NONE, IMPL), MRS_FIELD_VALUE(ID_AA64PFR0_FP_HP, "FP+HP"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_el3[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, EL3, NONE, 64), MRS_FIELD_VALUE(ID_AA64PFR0_EL3_64_32, "EL3 32"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_el2[] = { MRS_FIELD_VALUE_NONE_IMPL(ID_AA64PFR0, EL2, NONE, 64), MRS_FIELD_VALUE(ID_AA64PFR0_EL2_64_32, "EL2 32"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_el1[] = { MRS_FIELD_VALUE(ID_AA64PFR0_EL1_64, "EL1"), MRS_FIELD_VALUE(ID_AA64PFR0_EL1_64_32, "EL1 32"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr0_el0[] = { MRS_FIELD_VALUE(ID_AA64PFR0_EL0_64, "EL0"), MRS_FIELD_VALUE(ID_AA64PFR0_EL0_64_32, "EL0 32"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64pfr0_fields[] = { MRS_FIELD(ID_AA64PFR0, CSV3, false, MRS_EXACT, id_aa64pfr0_csv3), MRS_FIELD(ID_AA64PFR0, CSV2, false, MRS_EXACT, id_aa64pfr0_csv2), MRS_FIELD(ID_AA64PFR0, DIT, false, MRS_LOWER, id_aa64pfr0_dit), MRS_FIELD(ID_AA64PFR0, AMU, false, MRS_EXACT, id_aa64pfr0_amu), MRS_FIELD(ID_AA64PFR0, MPAM, false, MRS_EXACT, id_aa64pfr0_mpam), MRS_FIELD(ID_AA64PFR0, SEL2, false, MRS_EXACT, id_aa64pfr0_sel2), MRS_FIELD(ID_AA64PFR0, SVE, false, MRS_EXACT, id_aa64pfr0_sve), MRS_FIELD(ID_AA64PFR0, RAS, false, MRS_EXACT, id_aa64pfr0_ras), MRS_FIELD(ID_AA64PFR0, GIC, false, MRS_EXACT, id_aa64pfr0_gic), MRS_FIELD(ID_AA64PFR0, AdvSIMD, true, MRS_LOWER, id_aa64pfr0_advsimd), MRS_FIELD(ID_AA64PFR0, FP, true, MRS_LOWER, id_aa64pfr0_fp), MRS_FIELD(ID_AA64PFR0, EL3, false, MRS_EXACT, id_aa64pfr0_el3), MRS_FIELD(ID_AA64PFR0, EL2, false, MRS_EXACT, id_aa64pfr0_el2), MRS_FIELD(ID_AA64PFR0, EL1, false, MRS_LOWER, id_aa64pfr0_el1), MRS_FIELD(ID_AA64PFR0, EL0, false, MRS_LOWER, id_aa64pfr0_el0), MRS_FIELD_END, }; /* ID_AA64PFR1_EL1 */ static struct mrs_field_value id_aa64pfr1_bt[] = { MRS_FIELD_VALUE(ID_AA64PFR1_BT_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR1_BT_IMPL, "BTI"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr1_ssbs[] = { MRS_FIELD_VALUE(ID_AA64PFR1_SSBS_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR1_SSBS_PSTATE, "PSTATE.SSBS"), MRS_FIELD_VALUE(ID_AA64PFR1_SSBS_PSTATE_MSR, "PSTATE.SSBS MSR"), MRS_FIELD_VALUE_END, }; static struct mrs_field_value id_aa64pfr1_mte[] = { MRS_FIELD_VALUE(ID_AA64PFR1_MTE_NONE, ""), MRS_FIELD_VALUE(ID_AA64PFR1_MTE_IMPL_EL0, "MTE EL0"), MRS_FIELD_VALUE(ID_AA64PFR1_MTE_IMPL, "MTE"), MRS_FIELD_VALUE_END, }; static struct mrs_field id_aa64pfr1_fields[] = { MRS_FIELD(ID_AA64PFR1, BT, false, MRS_EXACT, id_aa64pfr1_bt), MRS_FIELD(ID_AA64PFR1, SSBS, false, MRS_LOWER, id_aa64pfr1_ssbs), MRS_FIELD(ID_AA64PFR1, MTE, false, MRS_EXACT, id_aa64pfr1_mte), MRS_FIELD_END, }; struct mrs_user_reg { u_int reg; u_int CRm; u_int Op2; size_t offset; struct mrs_field *fields; }; static struct mrs_user_reg user_regs[] = { { /* id_aa64isar0_el1 */ .reg = ID_AA64ISAR0_EL1, .CRm = 6, .Op2 = 0, .offset = __offsetof(struct cpu_desc, id_aa64isar0), .fields = id_aa64isar0_fields, }, { /* id_aa64isar1_el1 */ .reg = ID_AA64ISAR1_EL1, .CRm = 6, .Op2 = 1, .offset = __offsetof(struct cpu_desc, id_aa64isar1), .fields = id_aa64isar1_fields, }, { /* id_aa64pfr0_el1 */ .reg = ID_AA64PFR0_EL1, .CRm = 4, .Op2 = 0, .offset = __offsetof(struct cpu_desc, id_aa64pfr0), .fields = id_aa64pfr0_fields, }, { /* id_aa64pfr0_el1 */ .reg = ID_AA64PFR1_EL1, .CRm = 4, .Op2 = 1, .offset = __offsetof(struct cpu_desc, id_aa64pfr1), .fields = id_aa64pfr1_fields, }, { /* id_aa64dfr0_el1 */ .reg = ID_AA64DFR0_EL1, .CRm = 5, .Op2 = 0, .offset = __offsetof(struct cpu_desc, id_aa64dfr0), .fields = id_aa64dfr0_fields, }, { /* id_aa64mmfr0_el1 */ .reg = ID_AA64MMFR0_EL1, .CRm = 7, .Op2 = 0, .offset = __offsetof(struct cpu_desc, id_aa64mmfr0), .fields = id_aa64mmfr0_fields, }, }; #define CPU_DESC_FIELD(desc, idx) \ *(uint64_t *)((char *)&(desc) + user_regs[(idx)].offset) static int user_mrs_handler(vm_offset_t va, uint32_t insn, struct trapframe *frame, uint32_t esr) { uint64_t value; int CRm, Op2, i, reg; if ((insn & MRS_MASK) != MRS_VALUE) return (0); /* * We only emulate Op0 == 3, Op1 == 0, CRn == 0, CRm == {0, 4-7}. * These are in the EL1 CPU identification space. * CRm == 0 holds MIDR_EL1, MPIDR_EL1, and REVID_EL1. * CRm == {4-7} holds the ID_AA64 registers. * * For full details see the ARMv8 ARM (ARM DDI 0487C.a) * Table D9-2 System instruction encodings for non-Debug System * register accesses. */ if (mrs_Op0(insn) != 3 || mrs_Op1(insn) != 0 || mrs_CRn(insn) != 0) return (0); CRm = mrs_CRm(insn); if (CRm > 7 || (CRm < 4 && CRm != 0)) return (0); Op2 = mrs_Op2(insn); value = 0; for (i = 0; i < nitems(user_regs); i++) { if (user_regs[i].CRm == CRm && user_regs[i].Op2 == Op2) { value = CPU_DESC_FIELD(user_cpu_desc, i); break; } } if (CRm == 0) { switch (Op2) { case 0: value = READ_SPECIALREG(midr_el1); break; case 5: value = READ_SPECIALREG(mpidr_el1); break; case 6: value = READ_SPECIALREG(revidr_el1); break; default: return (0); } } /* * We will handle this instruction, move to the next so we * don't trap here again. */ frame->tf_elr += INSN_SIZE; reg = MRS_REGISTER(insn); /* If reg is 31 then write to xzr, i.e. do nothing */ if (reg == 31) return (1); if (reg < nitems(frame->tf_x)) frame->tf_x[reg] = value; else if (reg == 30) frame->tf_lr = value; return (1); } bool extract_user_id_field(u_int reg, u_int field_shift, uint8_t *val) { uint64_t value; int i; for (i = 0; i < nitems(user_regs); i++) { if (user_regs[i].reg == reg) { value = CPU_DESC_FIELD(user_cpu_desc, i); *val = value >> field_shift; return (true); } } return (false); } bool get_kernel_reg(u_int reg, uint64_t *val) { int i; for (i = 0; i < nitems(user_regs); i++) { if (user_regs[i].reg == reg) { *val = CPU_DESC_FIELD(kern_cpu_desc, i); return (true); } } return (false); } static uint64_t update_lower_register(uint64_t val, uint64_t new_val, u_int shift, int width, bool sign) { uint64_t mask; uint64_t new_field, old_field; bool update; KASSERT(width > 0 && width < 64, ("%s: Invalid width %d", __func__, width)); mask = (1ul << width) - 1; new_field = (new_val >> shift) & mask; old_field = (val >> shift) & mask; update = false; if (sign) { /* * The field is signed. Toggle the upper bit so the comparison * works on unsigned values as this makes positive numbers, * i.e. those with a 0 bit, larger than negative numbers, * i.e. those with a 1 bit, in an unsigned comparison. */ if ((new_field ^ (1ul << (width - 1))) < (old_field ^ (1ul << (width - 1)))) update = true; } else { if (new_field < old_field) update = true; } if (update) { val &= ~(mask << shift); val |= new_field << shift; } return (val); } void update_special_regs(u_int cpu) { struct mrs_field *fields; uint64_t user_reg, kern_reg, value; int i, j; if (cpu == 0) { /* Create a user visible cpu description with safe values */ memset(&user_cpu_desc, 0, sizeof(user_cpu_desc)); /* Safe values for these registers */ user_cpu_desc.id_aa64pfr0 = ID_AA64PFR0_AdvSIMD_NONE | ID_AA64PFR0_FP_NONE | ID_AA64PFR0_EL1_64 | ID_AA64PFR0_EL0_64; user_cpu_desc.id_aa64dfr0 = ID_AA64DFR0_DebugVer_8; } for (i = 0; i < nitems(user_regs); i++) { value = CPU_DESC_FIELD(cpu_desc[cpu], i); if (cpu == 0) { kern_reg = value; user_reg = value; } else { kern_reg = CPU_DESC_FIELD(kern_cpu_desc, i); user_reg = CPU_DESC_FIELD(user_cpu_desc, i); } fields = user_regs[i].fields; for (j = 0; fields[j].type != 0; j++) { switch (fields[j].type & MRS_TYPE_MASK) { case MRS_EXACT: user_reg &= ~(0xful << fields[j].shift); user_reg |= (uint64_t)MRS_EXACT_FIELD(fields[j].type) << fields[j].shift; break; case MRS_LOWER: user_reg = update_lower_register(user_reg, value, fields[j].shift, 4, fields[j].sign); break; default: panic("Invalid field type: %d", fields[j].type); } kern_reg = update_lower_register(kern_reg, value, fields[j].shift, 4, fields[j].sign); } CPU_DESC_FIELD(kern_cpu_desc, i) = kern_reg; CPU_DESC_FIELD(user_cpu_desc, i) = user_reg; } } /* HWCAP */ bool __read_frequently lse_supported = false; bool __read_frequently icache_aliasing = false; bool __read_frequently icache_vmid = false; int64_t dcache_line_size; /* The minimum D cache line size */ int64_t icache_line_size; /* The minimum I cache line size */ int64_t idcache_line_size; /* The minimum cache line size */ static void identify_cpu_sysinit(void *dummy __unused) { int cpu; bool dic, idc; dic = (allow_dic != 0); idc = (allow_idc != 0); CPU_FOREACH(cpu) { check_cpu_regs(cpu); if (cpu != 0) update_special_regs(cpu); if (CTR_DIC_VAL(cpu_desc[cpu].ctr) == 0) dic = false; if (CTR_IDC_VAL(cpu_desc[cpu].ctr) == 0) idc = false; } /* Exposed to userspace as AT_HWCAP and AT_HWCAP2 */ elf_hwcap = parse_cpu_features_hwcap(); elf_hwcap2 = parse_cpu_features_hwcap2(); if (dic && idc) { arm64_icache_sync_range = &arm64_dic_idc_icache_sync_range; if (bootverbose) printf("Enabling DIC & IDC ICache sync\n"); } if ((elf_hwcap & HWCAP_ATOMICS) != 0) { lse_supported = true; if (bootverbose) printf("Enabling LSE atomics in the kernel\n"); } #ifdef LSE_ATOMICS if (!lse_supported) panic("CPU does not support LSE atomic instructions"); #endif install_undef_handler(true, user_mrs_handler); } SYSINIT(identify_cpu, SI_SUB_CPU, SI_ORDER_ANY, identify_cpu_sysinit, NULL); static void cpu_features_sysinit(void *dummy __unused) { u_int cpu; CPU_FOREACH(cpu) print_cpu_features(cpu); } SYSINIT(cpu_features, SI_SUB_SMP, SI_ORDER_ANY, cpu_features_sysinit, NULL); static u_long parse_cpu_features_hwcap(void) { u_long hwcap = 0; switch (ID_AA64ISAR0_TS_VAL(user_cpu_desc.id_aa64isar0)) { case ID_AA64ISAR0_TS_CondM_8_4: case ID_AA64ISAR0_TS_CondM_8_5: hwcap |= HWCAP_FLAGM; break; default: break; } if (ID_AA64ISAR0_FHM_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_FHM_IMPL) hwcap |= HWCAP_ASIMDFHM; if (ID_AA64ISAR0_DP_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_DP_IMPL) hwcap |= HWCAP_ASIMDDP; if (ID_AA64ISAR0_SM4_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_SM4_IMPL) hwcap |= HWCAP_SM4; if (ID_AA64ISAR0_SM3_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_SM3_IMPL) hwcap |= HWCAP_SM3; if (ID_AA64ISAR0_SHA3_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_SHA3_IMPL) hwcap |= HWCAP_SHA3; if (ID_AA64ISAR0_RDM_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_RDM_IMPL) hwcap |= HWCAP_ASIMDRDM; if (ID_AA64ISAR0_Atomic_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_Atomic_IMPL) hwcap |= HWCAP_ATOMICS; if (ID_AA64ISAR0_CRC32_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_CRC32_BASE) hwcap |= HWCAP_CRC32; switch (ID_AA64ISAR0_SHA2_VAL(user_cpu_desc.id_aa64isar0)) { case ID_AA64ISAR0_SHA2_BASE: hwcap |= HWCAP_SHA2; break; case ID_AA64ISAR0_SHA2_512: hwcap |= HWCAP_SHA2 | HWCAP_SHA512; break; default: break; } if (ID_AA64ISAR0_SHA1_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_SHA1_BASE) hwcap |= HWCAP_SHA1; switch (ID_AA64ISAR0_AES_VAL(user_cpu_desc.id_aa64isar0)) { case ID_AA64ISAR0_AES_BASE: hwcap |= HWCAP_AES; break; case ID_AA64ISAR0_AES_PMULL: hwcap |= HWCAP_PMULL | HWCAP_AES; break; default: break; } if (ID_AA64ISAR1_SB_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_SB_IMPL) hwcap |= HWCAP_SB; switch (ID_AA64ISAR1_LRCPC_VAL(user_cpu_desc.id_aa64isar1)) { case ID_AA64ISAR1_LRCPC_RCPC_8_3: hwcap |= HWCAP_LRCPC; break; case ID_AA64ISAR1_LRCPC_RCPC_8_4: hwcap |= HWCAP_LRCPC | HWCAP_ILRCPC; break; default: break; } if (ID_AA64ISAR1_FCMA_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_FCMA_IMPL) hwcap |= HWCAP_FCMA; if (ID_AA64ISAR1_JSCVT_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_JSCVT_IMPL) hwcap |= HWCAP_JSCVT; if (ID_AA64ISAR1_DPB_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_DPB_DCCVAP) hwcap |= HWCAP_DCPOP; if (ID_AA64MMFR2_AT_VAL(user_cpu_desc.id_aa64mmfr2) == ID_AA64MMFR2_AT_IMPL) hwcap |= HWCAP_USCAT; if (ID_AA64PFR0_DIT_VAL(user_cpu_desc.id_aa64pfr0) == ID_AA64PFR0_DIT_PSTATE) hwcap |= HWCAP_DIT; if (ID_AA64PFR0_SVE_VAL(user_cpu_desc.id_aa64pfr0) == ID_AA64PFR0_SVE_IMPL) hwcap |= HWCAP_SVE; switch (ID_AA64PFR0_AdvSIMD_VAL(user_cpu_desc.id_aa64pfr0)) { case ID_AA64PFR0_AdvSIMD_IMPL: hwcap |= HWCAP_ASIMD; break; case ID_AA64PFR0_AdvSIMD_HP: hwcap |= HWCAP_ASIMD | HWCAP_ASIMDHP; break; default: break; } switch (ID_AA64PFR0_FP_VAL(user_cpu_desc.id_aa64pfr0)) { case ID_AA64PFR0_FP_IMPL: hwcap |= HWCAP_FP; break; case ID_AA64PFR0_FP_HP: hwcap |= HWCAP_FP | HWCAP_FPHP; break; default: break; } if (ID_AA64PFR1_SSBS_VAL(user_cpu_desc.id_aa64pfr1) == ID_AA64PFR1_SSBS_PSTATE_MSR) hwcap |= HWCAP_SSBS; return (hwcap); } static u_long parse_cpu_features_hwcap2(void) { u_long hwcap2 = 0; if (ID_AA64ISAR0_RNDR_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_RNDR_IMPL) hwcap2 |= HWCAP2_RNG; if (ID_AA64ISAR0_TS_VAL(user_cpu_desc.id_aa64isar0) == ID_AA64ISAR0_TS_CondM_8_5) hwcap2 |= HWCAP2_FLAGM2; if (ID_AA64ISAR1_I8MM_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_I8MM_IMPL) hwcap2 |= HWCAP2_I8MM; if (ID_AA64ISAR1_DGH_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_DGH_IMPL) hwcap2 |= HWCAP2_DGH; if (ID_AA64ISAR1_BF16_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_BF16_IMPL) hwcap2 |= HWCAP2_BF16; if (ID_AA64ISAR1_FRINTTS_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_FRINTTS_IMPL) hwcap2 |= HWCAP2_FRINT; if (ID_AA64ISAR1_DPB_VAL(user_cpu_desc.id_aa64isar1) == ID_AA64ISAR1_DPB_DCCVADP) hwcap2 |= HWCAP2_DCPODP; if (ID_AA64PFR1_BT_VAL(user_cpu_desc.id_aa64pfr1) == ID_AA64PFR1_BT_IMPL) hwcap2 |= HWCAP2_BTI; return (hwcap2); } static void print_ctr_fields(struct sbuf *sb, uint64_t reg, void *arg) { sbuf_printf(sb, "%u byte D-cacheline,", CTR_DLINE_SIZE(reg)); sbuf_printf(sb, "%u byte I-cacheline,", CTR_ILINE_SIZE(reg)); reg &= ~(CTR_DLINE_MASK | CTR_ILINE_MASK); switch(CTR_L1IP_VAL(reg)) { case CTR_L1IP_VPIPT: sbuf_printf(sb, "VPIPT"); break; case CTR_L1IP_AIVIVT: sbuf_printf(sb, "AIVIVT"); break; case CTR_L1IP_VIPT: sbuf_printf(sb, "VIPT"); break; case CTR_L1IP_PIPT: sbuf_printf(sb, "PIPT"); break; } sbuf_printf(sb, " ICache,"); reg &= ~CTR_L1IP_MASK; sbuf_printf(sb, "%d byte ERG,", CTR_ERG_SIZE(reg)); sbuf_printf(sb, "%d byte CWG", CTR_CWG_SIZE(reg)); reg &= ~(CTR_ERG_MASK | CTR_CWG_MASK); if (CTR_IDC_VAL(reg) != 0) sbuf_printf(sb, ",IDC"); if (CTR_DIC_VAL(reg) != 0) sbuf_printf(sb, ",DIC"); reg &= ~(CTR_IDC_MASK | CTR_DIC_MASK); reg &= ~CTR_RES1; if (reg != 0) sbuf_printf(sb, ",%lx", reg); } static void print_register(struct sbuf *sb, const char *reg_name, uint64_t reg, void (*print_fields)(struct sbuf *, uint64_t, void *), void *arg) { sbuf_printf(sb, "%29s = <", reg_name); print_fields(sb, reg, arg); sbuf_finish(sb); printf("%s>\n", sbuf_data(sb)); sbuf_clear(sb); } static void print_id_fields(struct sbuf *sb, uint64_t reg, void *arg) { struct mrs_field *fields = arg; struct mrs_field_value *fv; int field, i, j, printed; #define SEP_STR ((printed++) == 0) ? "" : "," printed = 0; for (i = 0; fields[i].type != 0; i++) { fv = fields[i].values; /* TODO: Handle with an unknown message */ if (fv == NULL) continue; field = (reg & fields[i].mask) >> fields[i].shift; for (j = 0; fv[j].desc != NULL; j++) { if ((fv[j].value >> fields[i].shift) != field) continue; if (fv[j].desc[0] != '\0') sbuf_printf(sb, "%s%s", SEP_STR, fv[j].desc); break; } if (fv[j].desc == NULL) sbuf_printf(sb, "%sUnknown %s(%x)", SEP_STR, fields[i].name, field); reg &= ~(0xful << fields[i].shift); } if (reg != 0) sbuf_printf(sb, "%s%#lx", SEP_STR, reg); #undef SEP_STR } static void print_id_register(struct sbuf *sb, const char *reg_name, uint64_t reg, struct mrs_field *fields) { print_register(sb, reg_name, reg, print_id_fields, fields); } static void print_cpu_features(u_int cpu) { struct sbuf *sb; sb = sbuf_new_auto(); sbuf_printf(sb, "CPU%3d: %s %s r%dp%d", cpu, cpu_desc[cpu].cpu_impl_name, cpu_desc[cpu].cpu_part_name, cpu_desc[cpu].cpu_variant, cpu_desc[cpu].cpu_revision); sbuf_cat(sb, " affinity:"); switch(cpu_aff_levels) { default: case 4: sbuf_printf(sb, " %2d", CPU_AFF3(cpu_desc[cpu].mpidr)); /* FALLTHROUGH */ case 3: sbuf_printf(sb, " %2d", CPU_AFF2(cpu_desc[cpu].mpidr)); /* FALLTHROUGH */ case 2: sbuf_printf(sb, " %2d", CPU_AFF1(cpu_desc[cpu].mpidr)); /* FALLTHROUGH */ case 1: case 0: /* On UP this will be zero */ sbuf_printf(sb, " %2d", CPU_AFF0(cpu_desc[cpu].mpidr)); break; } sbuf_finish(sb); printf("%s\n", sbuf_data(sb)); sbuf_clear(sb); /* * There is a hardware errata where, if one CPU is performing a TLB * invalidation while another is performing a store-exclusive the * store-exclusive may return the wrong status. A workaround seems * to be to use an IPI to invalidate on each CPU, however given the * limited number of affected units (pass 1.1 is the evaluation * hardware revision), and the lack of information from Cavium * this has not been implemented. * * At the time of writing this the only information is from: * https://lkml.org/lkml/2016/8/4/722 */ /* * XXX: CPU_MATCH_ERRATA_CAVIUM_THUNDERX_1_1 on its own also * triggers on pass 2.0+. */ if (cpu == 0 && CPU_VAR(PCPU_GET(midr)) == 0 && CPU_MATCH_ERRATA_CAVIUM_THUNDERX_1_1) printf("WARNING: ThunderX Pass 1.1 detected.\nThis has known " "hardware bugs that may cause the incorrect operation of " "atomic operations.\n"); /* Cache Type Register */ if (cpu == 0 || (cpu_print_regs & PRINT_CTR_EL0) != 0) { print_register(sb, "Cache Type", cpu_desc[cpu].ctr, print_ctr_fields, NULL); } /* AArch64 Instruction Set Attribute Register 0 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_ISAR0) != 0) print_id_register(sb, "Instruction Set Attributes 0", cpu_desc[cpu].id_aa64isar0, id_aa64isar0_fields); /* AArch64 Instruction Set Attribute Register 1 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_ISAR1) != 0) print_id_register(sb, "Instruction Set Attributes 1", cpu_desc[cpu].id_aa64isar1, id_aa64isar1_fields); /* AArch64 Processor Feature Register 0 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_PFR0) != 0) print_id_register(sb, "Processor Features 0", cpu_desc[cpu].id_aa64pfr0, id_aa64pfr0_fields); /* AArch64 Processor Feature Register 1 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_PFR1) != 0) print_id_register(sb, "Processor Features 1", cpu_desc[cpu].id_aa64pfr1, id_aa64pfr1_fields); /* AArch64 Memory Model Feature Register 0 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_MMFR0) != 0) print_id_register(sb, "Memory Model Features 0", cpu_desc[cpu].id_aa64mmfr0, id_aa64mmfr0_fields); /* AArch64 Memory Model Feature Register 1 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_MMFR1) != 0) print_id_register(sb, "Memory Model Features 1", cpu_desc[cpu].id_aa64mmfr1, id_aa64mmfr1_fields); /* AArch64 Memory Model Feature Register 2 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_MMFR2) != 0) print_id_register(sb, "Memory Model Features 2", cpu_desc[cpu].id_aa64mmfr2, id_aa64mmfr2_fields); /* AArch64 Debug Feature Register 0 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_DFR0) != 0) print_id_register(sb, "Debug Features 0", cpu_desc[cpu].id_aa64dfr0, id_aa64dfr0_fields); /* AArch64 Memory Model Feature Register 1 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_DFR1) != 0) print_id_register(sb, "Debug Features 1", cpu_desc[cpu].id_aa64dfr1, id_aa64dfr1_fields); /* AArch64 Auxiliary Feature Register 0 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_AFR0) != 0) print_id_register(sb, "Auxiliary Features 0", cpu_desc[cpu].id_aa64afr0, id_aa64afr0_fields); /* AArch64 Auxiliary Feature Register 1 */ if (cpu == 0 || (cpu_print_regs & PRINT_ID_AA64_AFR1) != 0) print_id_register(sb, "Auxiliary Features 1", cpu_desc[cpu].id_aa64afr1, id_aa64afr1_fields); sbuf_delete(sb); sb = NULL; #undef SEP_STR } void identify_cache(uint64_t ctr) { /* Identify the L1 cache type */ switch (CTR_L1IP_VAL(ctr)) { case CTR_L1IP_PIPT: break; case CTR_L1IP_VPIPT: icache_vmid = true; break; default: case CTR_L1IP_VIPT: icache_aliasing = true; break; } if (dcache_line_size == 0) { KASSERT(icache_line_size == 0, ("%s: i-cacheline size set: %ld", __func__, icache_line_size)); /* Get the D cache line size */ dcache_line_size = CTR_DLINE_SIZE(ctr); /* And the same for the I cache */ icache_line_size = CTR_ILINE_SIZE(ctr); idcache_line_size = MIN(dcache_line_size, icache_line_size); } if (dcache_line_size != CTR_DLINE_SIZE(ctr)) { printf("WARNING: D-cacheline size mismatch %ld != %d\n", dcache_line_size, CTR_DLINE_SIZE(ctr)); } if (icache_line_size != CTR_ILINE_SIZE(ctr)) { printf("WARNING: I-cacheline size mismatch %ld != %d\n", icache_line_size, CTR_ILINE_SIZE(ctr)); } } void identify_cpu(u_int cpu) { u_int midr; u_int impl_id; u_int part_id; size_t i; const struct cpu_parts *cpu_partsp = NULL; midr = get_midr(); impl_id = CPU_IMPL(midr); for (i = 0; i < nitems(cpu_implementers); i++) { if (impl_id == cpu_implementers[i].impl_id || cpu_implementers[i].impl_id == 0) { cpu_desc[cpu].cpu_impl = impl_id; cpu_desc[cpu].cpu_impl_name = cpu_implementers[i].impl_name; cpu_partsp = cpu_implementers[i].cpu_parts; break; } } part_id = CPU_PART(midr); for (i = 0; &cpu_partsp[i] != NULL; i++) { if (part_id == cpu_partsp[i].part_id || cpu_partsp[i].part_id == 0) { cpu_desc[cpu].cpu_part_num = part_id; cpu_desc[cpu].cpu_part_name = cpu_partsp[i].part_name; break; } } cpu_desc[cpu].cpu_revision = CPU_REV(midr); cpu_desc[cpu].cpu_variant = CPU_VAR(midr); snprintf(cpu_model, sizeof(cpu_model), "%s %s r%dp%d", cpu_desc[cpu].cpu_impl_name, cpu_desc[cpu].cpu_part_name, cpu_desc[cpu].cpu_variant, cpu_desc[cpu].cpu_revision); /* Save affinity for current CPU */ cpu_desc[cpu].mpidr = get_mpidr(); CPU_AFFINITY(cpu) = cpu_desc[cpu].mpidr & CPU_AFF_MASK; cpu_desc[cpu].ctr = READ_SPECIALREG(ctr_el0); cpu_desc[cpu].id_aa64dfr0 = READ_SPECIALREG(id_aa64dfr0_el1); cpu_desc[cpu].id_aa64dfr1 = READ_SPECIALREG(id_aa64dfr1_el1); cpu_desc[cpu].id_aa64isar0 = READ_SPECIALREG(id_aa64isar0_el1); cpu_desc[cpu].id_aa64isar1 = READ_SPECIALREG(id_aa64isar1_el1); cpu_desc[cpu].id_aa64mmfr0 = READ_SPECIALREG(id_aa64mmfr0_el1); cpu_desc[cpu].id_aa64mmfr1 = READ_SPECIALREG(id_aa64mmfr1_el1); cpu_desc[cpu].id_aa64mmfr2 = READ_SPECIALREG(id_aa64mmfr2_el1); cpu_desc[cpu].id_aa64pfr0 = READ_SPECIALREG(id_aa64pfr0_el1); cpu_desc[cpu].id_aa64pfr1 = READ_SPECIALREG(id_aa64pfr1_el1); } static void check_cpu_regs(u_int cpu) { switch (cpu_aff_levels) { case 0: if (CPU_AFF0(cpu_desc[cpu].mpidr) != CPU_AFF0(cpu_desc[0].mpidr)) cpu_aff_levels = 1; /* FALLTHROUGH */ case 1: if (CPU_AFF1(cpu_desc[cpu].mpidr) != CPU_AFF1(cpu_desc[0].mpidr)) cpu_aff_levels = 2; /* FALLTHROUGH */ case 2: if (CPU_AFF2(cpu_desc[cpu].mpidr) != CPU_AFF2(cpu_desc[0].mpidr)) cpu_aff_levels = 3; /* FALLTHROUGH */ case 3: if (CPU_AFF3(cpu_desc[cpu].mpidr) != CPU_AFF3(cpu_desc[0].mpidr)) cpu_aff_levels = 4; break; } if (cpu_desc[cpu].id_aa64afr0 != cpu_desc[0].id_aa64afr0) cpu_print_regs |= PRINT_ID_AA64_AFR0; if (cpu_desc[cpu].id_aa64afr1 != cpu_desc[0].id_aa64afr1) cpu_print_regs |= PRINT_ID_AA64_AFR1; if (cpu_desc[cpu].id_aa64dfr0 != cpu_desc[0].id_aa64dfr0) cpu_print_regs |= PRINT_ID_AA64_DFR0; if (cpu_desc[cpu].id_aa64dfr1 != cpu_desc[0].id_aa64dfr1) cpu_print_regs |= PRINT_ID_AA64_DFR1; if (cpu_desc[cpu].id_aa64isar0 != cpu_desc[0].id_aa64isar0) cpu_print_regs |= PRINT_ID_AA64_ISAR0; if (cpu_desc[cpu].id_aa64isar1 != cpu_desc[0].id_aa64isar1) cpu_print_regs |= PRINT_ID_AA64_ISAR1; if (cpu_desc[cpu].id_aa64mmfr0 != cpu_desc[0].id_aa64mmfr0) cpu_print_regs |= PRINT_ID_AA64_MMFR0; if (cpu_desc[cpu].id_aa64mmfr1 != cpu_desc[0].id_aa64mmfr1) cpu_print_regs |= PRINT_ID_AA64_MMFR1; if (cpu_desc[cpu].id_aa64mmfr2 != cpu_desc[0].id_aa64mmfr2) cpu_print_regs |= PRINT_ID_AA64_MMFR2; if (cpu_desc[cpu].id_aa64pfr0 != cpu_desc[0].id_aa64pfr0) cpu_print_regs |= PRINT_ID_AA64_PFR0; if (cpu_desc[cpu].id_aa64pfr1 != cpu_desc[0].id_aa64pfr1) cpu_print_regs |= PRINT_ID_AA64_PFR1; if (cpu_desc[cpu].ctr != cpu_desc[0].ctr) { /* * If the cache type register is different we may * have a different l1 cache type. */ identify_cache(cpu_desc[cpu].ctr); cpu_print_regs |= PRINT_CTR_EL0; } } diff --git a/sys/arm64/arm64/machdep.c b/sys/arm64/arm64/machdep.c index bf44dba19482..73b06beeba7e 100644 --- a/sys/arm64/arm64/machdep.c +++ b/sys/arm64/arm64/machdep.c @@ -1,1414 +1,1461 @@ /*- * Copyright (c) 2014 Andrew Turner * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * */ #include "opt_acpi.h" #include "opt_platform.h" #include "opt_ddb.h" #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef VFP #include #endif #ifdef DEV_ACPI #include #include #endif #ifdef FDT #include #include #endif static void get_fpcontext(struct thread *td, mcontext_t *mcp); static void set_fpcontext(struct thread *td, mcontext_t *mcp); enum arm64_bus arm64_bus_method = ARM64_BUS_NONE; struct pcpu __pcpu[MAXCPU]; static struct trapframe proc0_tf; int early_boot = 1; int cold = 1; static int boot_el; struct kva_md_info kmi; int64_t dczva_line_size; /* The size of cache line the dc zva zeroes */ int has_pan; /* * Physical address of the EFI System Table. Stashed from the metadata hints * passed into the kernel and used by the EFI code to call runtime services. */ vm_paddr_t efi_systbl_phys; static struct efi_map_header *efihdr; /* pagezero_* implementations are provided in support.S */ void pagezero_simple(void *); void pagezero_cache(void *); /* pagezero_simple is default pagezero */ void (*pagezero)(void *p) = pagezero_simple; int (*apei_nmi)(void); static void pan_setup(void) { uint64_t id_aa64mfr1; id_aa64mfr1 = READ_SPECIALREG(id_aa64mmfr1_el1); if (ID_AA64MMFR1_PAN_VAL(id_aa64mfr1) != ID_AA64MMFR1_PAN_NONE) has_pan = 1; } void pan_enable(void) { /* * The LLVM integrated assembler doesn't understand the PAN * PSTATE field. Because of this we need to manually create * the instruction in an asm block. This is equivalent to: * msr pan, #1 * * This sets the PAN bit, stopping the kernel from accessing * memory when userspace can also access it unless the kernel * uses the userspace load/store instructions. */ if (has_pan) { WRITE_SPECIALREG(sctlr_el1, READ_SPECIALREG(sctlr_el1) & ~SCTLR_SPAN); __asm __volatile(".inst 0xd500409f | (0x1 << 8)"); } } bool has_hyp(void) { return (boot_el == 2); } static void cpu_startup(void *dummy) { vm_paddr_t size; int i; printf("real memory = %ju (%ju MB)\n", ptoa((uintmax_t)realmem), ptoa((uintmax_t)realmem) / 1024 / 1024); if (bootverbose) { printf("Physical memory chunk(s):\n"); for (i = 0; phys_avail[i + 1] != 0; i += 2) { size = phys_avail[i + 1] - phys_avail[i]; printf("%#016jx - %#016jx, %ju bytes (%ju pages)\n", (uintmax_t)phys_avail[i], (uintmax_t)phys_avail[i + 1] - 1, (uintmax_t)size, (uintmax_t)size / PAGE_SIZE); } } printf("avail memory = %ju (%ju MB)\n", ptoa((uintmax_t)vm_free_count()), ptoa((uintmax_t)vm_free_count()) / 1024 / 1024); undef_init(); install_cpu_errata(); vm_ksubmap_init(&kmi); bufinit(); vm_pager_bufferinit(); } SYSINIT(cpu, SI_SUB_CPU, SI_ORDER_FIRST, cpu_startup, NULL); static void late_ifunc_resolve(void *dummy __unused) { link_elf_late_ireloc(); } SYSINIT(late_ifunc_resolve, SI_SUB_CPU, SI_ORDER_ANY, late_ifunc_resolve, NULL); int cpu_idle_wakeup(int cpu) { return (0); } int fill_regs(struct thread *td, struct reg *regs) { struct trapframe *frame; frame = td->td_frame; regs->sp = frame->tf_sp; regs->lr = frame->tf_lr; regs->elr = frame->tf_elr; regs->spsr = frame->tf_spsr; memcpy(regs->x, frame->tf_x, sizeof(regs->x)); #ifdef COMPAT_FREEBSD32 /* * We may be called here for a 32bits process, if we're using a * 64bits debugger. If so, put PC and SPSR where it expects it. */ if (SV_PROC_FLAG(td->td_proc, SV_ILP32)) { regs->x[15] = frame->tf_elr; regs->x[16] = frame->tf_spsr; } #endif return (0); } int set_regs(struct thread *td, struct reg *regs) { struct trapframe *frame; frame = td->td_frame; frame->tf_sp = regs->sp; frame->tf_lr = regs->lr; frame->tf_elr = regs->elr; frame->tf_spsr &= ~PSR_FLAGS; frame->tf_spsr |= regs->spsr & PSR_FLAGS; memcpy(frame->tf_x, regs->x, sizeof(frame->tf_x)); #ifdef COMPAT_FREEBSD32 if (SV_PROC_FLAG(td->td_proc, SV_ILP32)) { /* * We may be called for a 32bits process if we're using * a 64bits debugger. If so, get PC and SPSR from where * it put it. */ frame->tf_elr = regs->x[15]; frame->tf_spsr = regs->x[16] & PSR_FLAGS; } #endif return (0); } int fill_fpregs(struct thread *td, struct fpreg *regs) { #ifdef VFP struct pcb *pcb; pcb = td->td_pcb; if ((pcb->pcb_fpflags & PCB_FP_STARTED) != 0) { /* * If we have just been running VFP instructions we will * need to save the state to memcpy it below. */ if (td == curthread) vfp_save_state(td, pcb); KASSERT(pcb->pcb_fpusaved == &pcb->pcb_fpustate, ("Called fill_fpregs while the kernel is using the VFP")); memcpy(regs->fp_q, pcb->pcb_fpustate.vfp_regs, sizeof(regs->fp_q)); regs->fp_cr = pcb->pcb_fpustate.vfp_fpcr; regs->fp_sr = pcb->pcb_fpustate.vfp_fpsr; } else #endif memset(regs, 0, sizeof(*regs)); return (0); } int set_fpregs(struct thread *td, struct fpreg *regs) { #ifdef VFP struct pcb *pcb; pcb = td->td_pcb; KASSERT(pcb->pcb_fpusaved == &pcb->pcb_fpustate, ("Called set_fpregs while the kernel is using the VFP")); memcpy(pcb->pcb_fpustate.vfp_regs, regs->fp_q, sizeof(regs->fp_q)); pcb->pcb_fpustate.vfp_fpcr = regs->fp_cr; pcb->pcb_fpustate.vfp_fpsr = regs->fp_sr; #endif return (0); } int fill_dbregs(struct thread *td, struct dbreg *regs) { struct debug_monitor_state *monitor; - int count, i; - uint8_t debug_ver, nbkpts; + int i; + uint8_t debug_ver, nbkpts, nwtpts; memset(regs, 0, sizeof(*regs)); extract_user_id_field(ID_AA64DFR0_EL1, ID_AA64DFR0_DebugVer_SHIFT, &debug_ver); extract_user_id_field(ID_AA64DFR0_EL1, ID_AA64DFR0_BRPs_SHIFT, &nbkpts); + extract_user_id_field(ID_AA64DFR0_EL1, ID_AA64DFR0_WRPs_SHIFT, + &nwtpts); /* * The BRPs field contains the number of breakpoints - 1. Armv8-A * allows the hardware to provide 2-16 breakpoints so this won't - * overflow an 8 bit value. + * overflow an 8 bit value. The same applies to the WRPs field. */ - count = nbkpts + 1; + nbkpts++; + nwtpts++; - regs->db_info = debug_ver; - regs->db_info <<= 8; - regs->db_info |= count; + regs->db_debug_ver = debug_ver; + regs->db_nbkpts = nbkpts; + regs->db_nwtpts = nwtpts; monitor = &td->td_pcb->pcb_dbg_regs; if ((monitor->dbg_flags & DBGMON_ENABLED) != 0) { - for (i = 0; i < count; i++) { - regs->db_regs[i].dbr_addr = monitor->dbg_bvr[i]; - regs->db_regs[i].dbr_ctrl = monitor->dbg_bcr[i]; + for (i = 0; i < nbkpts; i++) { + regs->db_breakregs[i].dbr_addr = monitor->dbg_bvr[i]; + regs->db_breakregs[i].dbr_ctrl = monitor->dbg_bcr[i]; + } + for (i = 0; i < nwtpts; i++) { + regs->db_watchregs[i].dbw_addr = monitor->dbg_wvr[i]; + regs->db_watchregs[i].dbw_ctrl = monitor->dbg_wcr[i]; } } return (0); } int set_dbregs(struct thread *td, struct dbreg *regs) { struct debug_monitor_state *monitor; uint64_t addr; uint32_t ctrl; int count; int i; monitor = &td->td_pcb->pcb_dbg_regs; count = 0; monitor->dbg_enable_count = 0; + for (i = 0; i < DBG_BRP_MAX; i++) { - addr = regs->db_regs[i].dbr_addr; - ctrl = regs->db_regs[i].dbr_ctrl; + addr = regs->db_breakregs[i].dbr_addr; + ctrl = regs->db_breakregs[i].dbr_ctrl; /* Don't let the user set a breakpoint on a kernel address. */ if (addr >= VM_MAXUSER_ADDRESS) return (EINVAL); /* * The lowest 2 bits are ignored, so record the effective * address. */ addr = rounddown2(addr, 4); /* * Some control fields are ignored, and other bits reserved. * Only unlinked, address-matching breakpoints are supported. * * XXX: fields that appear unvalidated, such as BAS, have * constrained undefined behaviour. If the user mis-programs * these, there is no risk to the system. */ ctrl &= DBG_BCR_EN | DBG_BCR_PMC | DBG_BCR_BAS; if ((ctrl & DBG_BCR_EN) != 0) { /* Only target EL0. */ if ((ctrl & DBG_BCR_PMC) != DBG_BCR_PMC_EL0) return (EINVAL); monitor->dbg_enable_count++; } monitor->dbg_bvr[i] = addr; monitor->dbg_bcr[i] = ctrl; } + + for (i = 0; i < DBG_WRP_MAX; i++) { + addr = regs->db_watchregs[i].dbw_addr; + ctrl = regs->db_watchregs[i].dbw_ctrl; + + /* Don't let the user set a watchpoint on a kernel address. */ + if (addr >= VM_MAXUSER_ADDRESS) + return (EINVAL); + + /* + * Some control fields are ignored, and other bits reserved. + * Only unlinked watchpoints are supported. + */ + ctrl &= DBG_WCR_EN | DBG_WCR_PAC | DBG_WCR_LSC | DBG_WCR_BAS | + DBG_WCR_MASK; + + if ((ctrl & DBG_WCR_EN) != 0) { + /* Only target EL0. */ + if ((ctrl & DBG_WCR_PAC) != DBG_WCR_PAC_EL0) + return (EINVAL); + + /* Must set at least one of the load/store bits. */ + if ((ctrl & DBG_WCR_LSC) == 0) + return (EINVAL); + + /* + * When specifying the address range with BAS, the MASK + * field must be zero. + */ + if ((ctrl & DBG_WCR_BAS) != DBG_WCR_BAS_MASK && + (ctrl & DBG_WCR_MASK) != 0) + return (EINVAL); + + monitor->dbg_enable_count++; + } + monitor->dbg_wvr[i] = addr; + monitor->dbg_wcr[i] = ctrl; + } + if (monitor->dbg_enable_count > 0) monitor->dbg_flags |= DBGMON_ENABLED; return (0); } #ifdef COMPAT_FREEBSD32 int fill_regs32(struct thread *td, struct reg32 *regs) { int i; struct trapframe *tf; tf = td->td_frame; for (i = 0; i < 13; i++) regs->r[i] = tf->tf_x[i]; /* For arm32, SP is r13 and LR is r14 */ regs->r_sp = tf->tf_x[13]; regs->r_lr = tf->tf_x[14]; regs->r_pc = tf->tf_elr; regs->r_cpsr = tf->tf_spsr; return (0); } int set_regs32(struct thread *td, struct reg32 *regs) { int i; struct trapframe *tf; tf = td->td_frame; for (i = 0; i < 13; i++) tf->tf_x[i] = regs->r[i]; /* For arm 32, SP is r13 an LR is r14 */ tf->tf_x[13] = regs->r_sp; tf->tf_x[14] = regs->r_lr; tf->tf_elr = regs->r_pc; tf->tf_spsr = regs->r_cpsr; return (0); } int fill_fpregs32(struct thread *td, struct fpreg32 *regs) { printf("ARM64TODO: fill_fpregs32"); return (EDOOFUS); } int set_fpregs32(struct thread *td, struct fpreg32 *regs) { printf("ARM64TODO: set_fpregs32"); return (EDOOFUS); } int fill_dbregs32(struct thread *td, struct dbreg32 *regs) { printf("ARM64TODO: fill_dbregs32"); return (EDOOFUS); } int set_dbregs32(struct thread *td, struct dbreg32 *regs) { printf("ARM64TODO: set_dbregs32"); return (EDOOFUS); } #endif int ptrace_set_pc(struct thread *td, u_long addr) { td->td_frame->tf_elr = addr; return (0); } int ptrace_single_step(struct thread *td) { td->td_frame->tf_spsr |= PSR_SS; td->td_pcb->pcb_flags |= PCB_SINGLE_STEP; return (0); } int ptrace_clear_single_step(struct thread *td) { td->td_frame->tf_spsr &= ~PSR_SS; td->td_pcb->pcb_flags &= ~PCB_SINGLE_STEP; return (0); } void exec_setregs(struct thread *td, struct image_params *imgp, uintptr_t stack) { struct trapframe *tf = td->td_frame; memset(tf, 0, sizeof(struct trapframe)); tf->tf_x[0] = stack; tf->tf_sp = STACKALIGN(stack); tf->tf_lr = imgp->entry_addr; tf->tf_elr = imgp->entry_addr; } /* Sanity check these are the same size, they will be memcpy'd to and fro */ CTASSERT(sizeof(((struct trapframe *)0)->tf_x) == sizeof((struct gpregs *)0)->gp_x); CTASSERT(sizeof(((struct trapframe *)0)->tf_x) == sizeof((struct reg *)0)->x); int get_mcontext(struct thread *td, mcontext_t *mcp, int clear_ret) { struct trapframe *tf = td->td_frame; if (clear_ret & GET_MC_CLEAR_RET) { mcp->mc_gpregs.gp_x[0] = 0; mcp->mc_gpregs.gp_spsr = tf->tf_spsr & ~PSR_C; } else { mcp->mc_gpregs.gp_x[0] = tf->tf_x[0]; mcp->mc_gpregs.gp_spsr = tf->tf_spsr; } memcpy(&mcp->mc_gpregs.gp_x[1], &tf->tf_x[1], sizeof(mcp->mc_gpregs.gp_x[1]) * (nitems(mcp->mc_gpregs.gp_x) - 1)); mcp->mc_gpregs.gp_sp = tf->tf_sp; mcp->mc_gpregs.gp_lr = tf->tf_lr; mcp->mc_gpregs.gp_elr = tf->tf_elr; get_fpcontext(td, mcp); return (0); } int set_mcontext(struct thread *td, mcontext_t *mcp) { struct trapframe *tf = td->td_frame; uint32_t spsr; spsr = mcp->mc_gpregs.gp_spsr; if ((spsr & PSR_M_MASK) != PSR_M_EL0t || (spsr & PSR_AARCH32) != 0 || (spsr & PSR_DAIF) != (td->td_frame->tf_spsr & PSR_DAIF)) return (EINVAL); memcpy(tf->tf_x, mcp->mc_gpregs.gp_x, sizeof(tf->tf_x)); tf->tf_sp = mcp->mc_gpregs.gp_sp; tf->tf_lr = mcp->mc_gpregs.gp_lr; tf->tf_elr = mcp->mc_gpregs.gp_elr; tf->tf_spsr = mcp->mc_gpregs.gp_spsr; set_fpcontext(td, mcp); return (0); } static void get_fpcontext(struct thread *td, mcontext_t *mcp) { #ifdef VFP struct pcb *curpcb; critical_enter(); curpcb = curthread->td_pcb; if ((curpcb->pcb_fpflags & PCB_FP_STARTED) != 0) { /* * If we have just been running VFP instructions we will * need to save the state to memcpy it below. */ vfp_save_state(td, curpcb); KASSERT(curpcb->pcb_fpusaved == &curpcb->pcb_fpustate, ("Called get_fpcontext while the kernel is using the VFP")); KASSERT((curpcb->pcb_fpflags & ~PCB_FP_USERMASK) == 0, ("Non-userspace FPU flags set in get_fpcontext")); memcpy(mcp->mc_fpregs.fp_q, curpcb->pcb_fpustate.vfp_regs, sizeof(mcp->mc_fpregs)); mcp->mc_fpregs.fp_cr = curpcb->pcb_fpustate.vfp_fpcr; mcp->mc_fpregs.fp_sr = curpcb->pcb_fpustate.vfp_fpsr; mcp->mc_fpregs.fp_flags = curpcb->pcb_fpflags; mcp->mc_flags |= _MC_FP_VALID; } critical_exit(); #endif } static void set_fpcontext(struct thread *td, mcontext_t *mcp) { #ifdef VFP struct pcb *curpcb; critical_enter(); if ((mcp->mc_flags & _MC_FP_VALID) != 0) { curpcb = curthread->td_pcb; /* * Discard any vfp state for the current thread, we * are about to override it. */ vfp_discard(td); KASSERT(curpcb->pcb_fpusaved == &curpcb->pcb_fpustate, ("Called set_fpcontext while the kernel is using the VFP")); memcpy(curpcb->pcb_fpustate.vfp_regs, mcp->mc_fpregs.fp_q, sizeof(mcp->mc_fpregs)); curpcb->pcb_fpustate.vfp_fpcr = mcp->mc_fpregs.fp_cr; curpcb->pcb_fpustate.vfp_fpsr = mcp->mc_fpregs.fp_sr; curpcb->pcb_fpflags = mcp->mc_fpregs.fp_flags & PCB_FP_USERMASK; } critical_exit(); #endif } void cpu_idle(int busy) { spinlock_enter(); if (!busy) cpu_idleclock(); if (!sched_runnable()) __asm __volatile( "dsb sy \n" "wfi \n"); if (!busy) cpu_activeclock(); spinlock_exit(); } void cpu_halt(void) { /* We should have shutdown by now, if not enter a low power sleep */ intr_disable(); while (1) { __asm __volatile("wfi"); } } /* * Flush the D-cache for non-DMA I/O so that the I-cache can * be made coherent later. */ void cpu_flush_dcache(void *ptr, size_t len) { /* ARM64TODO TBD */ } /* Get current clock frequency for the given CPU ID. */ int cpu_est_clockrate(int cpu_id, uint64_t *rate) { struct pcpu *pc; pc = pcpu_find(cpu_id); if (pc == NULL || rate == NULL) return (EINVAL); if (pc->pc_clock == 0) return (EOPNOTSUPP); *rate = pc->pc_clock; return (0); } void cpu_pcpu_init(struct pcpu *pcpu, int cpuid, size_t size) { pcpu->pc_acpi_id = 0xffffffff; pcpu->pc_mpidr = 0xffffffff; } void spinlock_enter(void) { struct thread *td; register_t daif; td = curthread; if (td->td_md.md_spinlock_count == 0) { daif = intr_disable(); td->td_md.md_spinlock_count = 1; td->td_md.md_saved_daif = daif; critical_enter(); } else td->td_md.md_spinlock_count++; } void spinlock_exit(void) { struct thread *td; register_t daif; td = curthread; daif = td->td_md.md_saved_daif; td->td_md.md_spinlock_count--; if (td->td_md.md_spinlock_count == 0) { critical_exit(); intr_restore(daif); } } #ifndef _SYS_SYSPROTO_H_ struct sigreturn_args { ucontext_t *ucp; }; #endif int sys_sigreturn(struct thread *td, struct sigreturn_args *uap) { ucontext_t uc; int error; if (copyin(uap->sigcntxp, &uc, sizeof(uc))) return (EFAULT); error = set_mcontext(td, &uc.uc_mcontext); if (error != 0) return (error); /* Restore signal mask. */ kern_sigprocmask(td, SIG_SETMASK, &uc.uc_sigmask, NULL, 0); return (EJUSTRETURN); } /* * Construct a PCB from a trapframe. This is called from kdb_trap() where * we want to start a backtrace from the function that caused us to enter * the debugger. We have the context in the trapframe, but base the trace * on the PCB. The PCB doesn't have to be perfect, as long as it contains * enough for a backtrace. */ void makectx(struct trapframe *tf, struct pcb *pcb) { int i; for (i = 0; i < nitems(pcb->pcb_x); i++) pcb->pcb_x[i] = tf->tf_x[i]; /* NB: pcb_lr is the PC, see PC_REGS() in db_machdep.h */ pcb->pcb_lr = tf->tf_elr; pcb->pcb_sp = tf->tf_sp; } void sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) { struct thread *td; struct proc *p; struct trapframe *tf; struct sigframe *fp, frame; struct sigacts *psp; struct sysentvec *sysent; int onstack, sig; td = curthread; p = td->td_proc; PROC_LOCK_ASSERT(p, MA_OWNED); sig = ksi->ksi_signo; psp = p->p_sigacts; mtx_assert(&psp->ps_mtx, MA_OWNED); tf = td->td_frame; onstack = sigonstack(tf->tf_sp); CTR4(KTR_SIG, "sendsig: td=%p (%s) catcher=%p sig=%d", td, p->p_comm, catcher, sig); /* Allocate and validate space for the signal handler context. */ if ((td->td_pflags & TDP_ALTSTACK) != 0 && !onstack && SIGISMEMBER(psp->ps_sigonstack, sig)) { fp = (struct sigframe *)((uintptr_t)td->td_sigstk.ss_sp + td->td_sigstk.ss_size); #if defined(COMPAT_43) td->td_sigstk.ss_flags |= SS_ONSTACK; #endif } else { fp = (struct sigframe *)td->td_frame->tf_sp; } /* Make room, keeping the stack aligned */ fp--; fp = (struct sigframe *)STACKALIGN(fp); /* Fill in the frame to copy out */ bzero(&frame, sizeof(frame)); get_mcontext(td, &frame.sf_uc.uc_mcontext, 0); frame.sf_si = ksi->ksi_info; frame.sf_uc.uc_sigmask = *mask; frame.sf_uc.uc_stack = td->td_sigstk; frame.sf_uc.uc_stack.ss_flags = (td->td_pflags & TDP_ALTSTACK) != 0 ? (onstack ? SS_ONSTACK : 0) : SS_DISABLE; mtx_unlock(&psp->ps_mtx); PROC_UNLOCK(td->td_proc); /* Copy the sigframe out to the user's stack. */ if (copyout(&frame, fp, sizeof(*fp)) != 0) { /* Process has trashed its stack. Kill it. */ CTR2(KTR_SIG, "sendsig: sigexit td=%p fp=%p", td, fp); PROC_LOCK(p); sigexit(td, SIGILL); } tf->tf_x[0]= sig; tf->tf_x[1] = (register_t)&fp->sf_si; tf->tf_x[2] = (register_t)&fp->sf_uc; tf->tf_elr = (register_t)catcher; tf->tf_sp = (register_t)fp; sysent = p->p_sysent; if (sysent->sv_sigcode_base != 0) tf->tf_lr = (register_t)sysent->sv_sigcode_base; else tf->tf_lr = (register_t)(sysent->sv_psstrings - *(sysent->sv_szsigcode)); CTR3(KTR_SIG, "sendsig: return td=%p pc=%#x sp=%#x", td, tf->tf_elr, tf->tf_sp); PROC_LOCK(p); mtx_lock(&psp->ps_mtx); } static void init_proc0(vm_offset_t kstack) { struct pcpu *pcpup = &__pcpu[0]; proc_linkup0(&proc0, &thread0); thread0.td_kstack = kstack; thread0.td_kstack_pages = KSTACK_PAGES; thread0.td_pcb = (struct pcb *)(thread0.td_kstack + thread0.td_kstack_pages * PAGE_SIZE) - 1; thread0.td_pcb->pcb_fpflags = 0; thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate; thread0.td_pcb->pcb_vfpcpu = UINT_MAX; thread0.td_frame = &proc0_tf; pcpup->pc_curpcb = thread0.td_pcb; } typedef struct { uint32_t type; uint64_t phys_start; uint64_t virt_start; uint64_t num_pages; uint64_t attr; } EFI_MEMORY_DESCRIPTOR; typedef void (*efi_map_entry_cb)(struct efi_md *); static void foreach_efi_map_entry(struct efi_map_header *efihdr, efi_map_entry_cb cb) { struct efi_md *map, *p; size_t efisz; int ndesc, i; /* * Memory map data provided by UEFI via the GetMemoryMap * Boot Services API. */ efisz = (sizeof(struct efi_map_header) + 0xf) & ~0xf; map = (struct efi_md *)((uint8_t *)efihdr + efisz); if (efihdr->descriptor_size == 0) return; ndesc = efihdr->memory_size / efihdr->descriptor_size; for (i = 0, p = map; i < ndesc; i++, p = efi_next_descriptor(p, efihdr->descriptor_size)) { cb(p); } } static void exclude_efi_map_entry(struct efi_md *p) { switch (p->md_type) { case EFI_MD_TYPE_CODE: case EFI_MD_TYPE_DATA: case EFI_MD_TYPE_BS_CODE: case EFI_MD_TYPE_BS_DATA: case EFI_MD_TYPE_FREE: /* * We're allowed to use any entry with these types. */ break; default: physmem_exclude_region(p->md_phys, p->md_pages * PAGE_SIZE, EXFLAG_NOALLOC); } } static void exclude_efi_map_entries(struct efi_map_header *efihdr) { foreach_efi_map_entry(efihdr, exclude_efi_map_entry); } static void add_efi_map_entry(struct efi_md *p) { switch (p->md_type) { case EFI_MD_TYPE_RT_DATA: /* * Runtime data will be excluded after the DMAP * region is created to stop it from being added * to phys_avail. */ case EFI_MD_TYPE_CODE: case EFI_MD_TYPE_DATA: case EFI_MD_TYPE_BS_CODE: case EFI_MD_TYPE_BS_DATA: case EFI_MD_TYPE_FREE: /* * We're allowed to use any entry with these types. */ physmem_hardware_region(p->md_phys, p->md_pages * PAGE_SIZE); break; } } static void add_efi_map_entries(struct efi_map_header *efihdr) { foreach_efi_map_entry(efihdr, add_efi_map_entry); } static void print_efi_map_entry(struct efi_md *p) { const char *type; static const char *types[] = { "Reserved", "LoaderCode", "LoaderData", "BootServicesCode", "BootServicesData", "RuntimeServicesCode", "RuntimeServicesData", "ConventionalMemory", "UnusableMemory", "ACPIReclaimMemory", "ACPIMemoryNVS", "MemoryMappedIO", "MemoryMappedIOPortSpace", "PalCode", "PersistentMemory" }; if (p->md_type < nitems(types)) type = types[p->md_type]; else type = ""; printf("%23s %012lx %12p %08lx ", type, p->md_phys, p->md_virt, p->md_pages); if (p->md_attr & EFI_MD_ATTR_UC) printf("UC "); if (p->md_attr & EFI_MD_ATTR_WC) printf("WC "); if (p->md_attr & EFI_MD_ATTR_WT) printf("WT "); if (p->md_attr & EFI_MD_ATTR_WB) printf("WB "); if (p->md_attr & EFI_MD_ATTR_UCE) printf("UCE "); if (p->md_attr & EFI_MD_ATTR_WP) printf("WP "); if (p->md_attr & EFI_MD_ATTR_RP) printf("RP "); if (p->md_attr & EFI_MD_ATTR_XP) printf("XP "); if (p->md_attr & EFI_MD_ATTR_NV) printf("NV "); if (p->md_attr & EFI_MD_ATTR_MORE_RELIABLE) printf("MORE_RELIABLE "); if (p->md_attr & EFI_MD_ATTR_RO) printf("RO "); if (p->md_attr & EFI_MD_ATTR_RT) printf("RUNTIME"); printf("\n"); } static void print_efi_map_entries(struct efi_map_header *efihdr) { printf("%23s %12s %12s %8s %4s\n", "Type", "Physical", "Virtual", "#Pages", "Attr"); foreach_efi_map_entry(efihdr, print_efi_map_entry); } #ifdef FDT static void try_load_dtb(caddr_t kmdp) { vm_offset_t dtbp; dtbp = MD_FETCH(kmdp, MODINFOMD_DTBP, vm_offset_t); #if defined(FDT_DTB_STATIC) /* * In case the device tree blob was not retrieved (from metadata) try * to use the statically embedded one. */ if (dtbp == 0) dtbp = (vm_offset_t)&fdt_static_dtb; #endif if (dtbp == (vm_offset_t)NULL) { printf("ERROR loading DTB\n"); return; } if (OF_install(OFW_FDT, 0) == FALSE) panic("Cannot install FDT"); if (OF_init((void *)dtbp) != 0) panic("OF_init failed with the found device tree"); parse_fdt_bootargs(); } #endif static bool bus_probe(void) { bool has_acpi, has_fdt; char *order, *env; has_acpi = has_fdt = false; #ifdef FDT has_fdt = (OF_peer(0) != 0); #endif #ifdef DEV_ACPI has_acpi = (AcpiOsGetRootPointer() != 0); #endif env = kern_getenv("kern.cfg.order"); if (env != NULL) { order = env; while (order != NULL) { if (has_acpi && strncmp(order, "acpi", 4) == 0 && (order[4] == ',' || order[4] == '\0')) { arm64_bus_method = ARM64_BUS_ACPI; break; } if (has_fdt && strncmp(order, "fdt", 3) == 0 && (order[3] == ',' || order[3] == '\0')) { arm64_bus_method = ARM64_BUS_FDT; break; } order = strchr(order, ','); } freeenv(env); /* If we set the bus method it is valid */ if (arm64_bus_method != ARM64_BUS_NONE) return (true); } /* If no order or an invalid order was set use the default */ if (arm64_bus_method == ARM64_BUS_NONE) { if (has_fdt) arm64_bus_method = ARM64_BUS_FDT; else if (has_acpi) arm64_bus_method = ARM64_BUS_ACPI; } /* * If no option was set the default is valid, otherwise we are * setting one to get cninit() working, then calling panic to tell * the user about the invalid bus setup. */ return (env == NULL); } static void cache_setup(void) { int dczva_line_shift; uint32_t dczid_el0; identify_cache(READ_SPECIALREG(ctr_el0)); dczid_el0 = READ_SPECIALREG(dczid_el0); /* Check if dc zva is not prohibited */ if (dczid_el0 & DCZID_DZP) dczva_line_size = 0; else { /* Same as with above calculations */ dczva_line_shift = DCZID_BS_SIZE(dczid_el0); dczva_line_size = sizeof(int) << dczva_line_shift; /* Change pagezero function */ pagezero = pagezero_cache; } } int memory_mapping_mode(vm_paddr_t pa) { struct efi_md *map, *p; size_t efisz; int ndesc, i; if (efihdr == NULL) return (VM_MEMATTR_WRITE_BACK); /* * Memory map data provided by UEFI via the GetMemoryMap * Boot Services API. */ efisz = (sizeof(struct efi_map_header) + 0xf) & ~0xf; map = (struct efi_md *)((uint8_t *)efihdr + efisz); if (efihdr->descriptor_size == 0) return (VM_MEMATTR_WRITE_BACK); ndesc = efihdr->memory_size / efihdr->descriptor_size; for (i = 0, p = map; i < ndesc; i++, p = efi_next_descriptor(p, efihdr->descriptor_size)) { if (pa < p->md_phys || pa >= p->md_phys + p->md_pages * EFI_PAGE_SIZE) continue; if (p->md_type == EFI_MD_TYPE_IOMEM || p->md_type == EFI_MD_TYPE_IOPORT) return (VM_MEMATTR_DEVICE); else if ((p->md_attr & EFI_MD_ATTR_WB) != 0 || p->md_type == EFI_MD_TYPE_RECLAIM) return (VM_MEMATTR_WRITE_BACK); else if ((p->md_attr & EFI_MD_ATTR_WT) != 0) return (VM_MEMATTR_WRITE_THROUGH); else if ((p->md_attr & EFI_MD_ATTR_WC) != 0) return (VM_MEMATTR_WRITE_COMBINING); break; } return (VM_MEMATTR_DEVICE); } void initarm(struct arm64_bootparams *abp) { struct efi_fb *efifb; struct pcpu *pcpup; char *env; #ifdef FDT struct mem_region mem_regions[FDT_MEM_REGIONS]; int mem_regions_sz; #endif vm_offset_t lastaddr; caddr_t kmdp; bool valid; boot_el = abp->boot_el; /* Parse loader or FDT boot parametes. Determine last used address. */ lastaddr = parse_boot_param(abp); /* Find the kernel address */ kmdp = preload_search_by_type("elf kernel"); if (kmdp == NULL) kmdp = preload_search_by_type("elf64 kernel"); identify_cpu(0); update_special_regs(0); link_elf_ireloc(kmdp); try_load_dtb(kmdp); efi_systbl_phys = MD_FETCH(kmdp, MODINFOMD_FW_HANDLE, vm_paddr_t); /* Load the physical memory ranges */ efihdr = (struct efi_map_header *)preload_search_info(kmdp, MODINFO_METADATA | MODINFOMD_EFI_MAP); if (efihdr != NULL) add_efi_map_entries(efihdr); #ifdef FDT else { /* Grab physical memory regions information from device tree. */ if (fdt_get_mem_regions(mem_regions, &mem_regions_sz, NULL) != 0) panic("Cannot get physical memory regions"); physmem_hardware_regions(mem_regions, mem_regions_sz); } if (fdt_get_reserved_mem(mem_regions, &mem_regions_sz) == 0) physmem_exclude_regions(mem_regions, mem_regions_sz, EXFLAG_NODUMP | EXFLAG_NOALLOC); #endif /* Exclude the EFI framebuffer from our view of physical memory. */ efifb = (struct efi_fb *)preload_search_info(kmdp, MODINFO_METADATA | MODINFOMD_EFI_FB); if (efifb != NULL) physmem_exclude_region(efifb->fb_addr, efifb->fb_size, EXFLAG_NOALLOC); /* Set the pcpu data, this is needed by pmap_bootstrap */ pcpup = &__pcpu[0]; pcpu_init(pcpup, 0, sizeof(struct pcpu)); /* * Set the pcpu pointer with a backup in tpidr_el1 to be * loaded when entering the kernel from userland. */ __asm __volatile( "mov x18, %0 \n" "msr tpidr_el1, %0" :: "r"(pcpup)); PCPU_SET(curthread, &thread0); PCPU_SET(midr, get_midr()); /* Do basic tuning, hz etc */ init_param1(); cache_setup(); pan_setup(); /* Bootstrap enough of pmap to enter the kernel proper */ pmap_bootstrap(abp->kern_l0pt, abp->kern_l1pt, KERNBASE - abp->kern_delta, lastaddr - KERNBASE); /* Exclude entries neexed in teh DMAP region, but not phys_avail */ if (efihdr != NULL) exclude_efi_map_entries(efihdr); physmem_init_kernel_globals(); devmap_bootstrap(0, NULL); valid = bus_probe(); cninit(); set_ttbr0(abp->kern_ttbr0); cpu_tlb_flushID(); if (!valid) panic("Invalid bus configuration: %s", kern_getenv("kern.cfg.order")); /* * Dump the boot metadata. We have to wait for cninit() since console * output is required. If it's grossly incorrect the kernel will never * make it this far. */ if (getenv_is_true("debug.dump_modinfo_at_boot")) preload_dump(); init_proc0(abp->kern_stack); msgbufinit(msgbufp, msgbufsize); mutex_init(); init_param2(physmem); dbg_init(); kdb_init(); pan_enable(); kcsan_cpu_init(0); env = kern_getenv("kernelname"); if (env != NULL) strlcpy(kernelname, env, sizeof(kernelname)); if (boothowto & RB_VERBOSE) { if (efihdr != NULL) print_efi_map_entries(efihdr); physmem_print_tables(); } early_boot = 0; } void dbg_init(void) { /* Clear OS lock */ WRITE_SPECIALREG(oslar_el1, 0); /* This permits DDB to use debug registers for watchpoints. */ dbg_monitor_init(); /* TODO: Eventually will need to initialize debug registers here. */ } #ifdef DDB #include DB_SHOW_COMMAND(specialregs, db_show_spregs) { #define PRINT_REG(reg) \ db_printf(__STRING(reg) " = %#016lx\n", READ_SPECIALREG(reg)) PRINT_REG(actlr_el1); PRINT_REG(afsr0_el1); PRINT_REG(afsr1_el1); PRINT_REG(aidr_el1); PRINT_REG(amair_el1); PRINT_REG(ccsidr_el1); PRINT_REG(clidr_el1); PRINT_REG(contextidr_el1); PRINT_REG(cpacr_el1); PRINT_REG(csselr_el1); PRINT_REG(ctr_el0); PRINT_REG(currentel); PRINT_REG(daif); PRINT_REG(dczid_el0); PRINT_REG(elr_el1); PRINT_REG(esr_el1); PRINT_REG(far_el1); #if 0 /* ARM64TODO: Enable VFP before reading floating-point registers */ PRINT_REG(fpcr); PRINT_REG(fpsr); #endif PRINT_REG(id_aa64afr0_el1); PRINT_REG(id_aa64afr1_el1); PRINT_REG(id_aa64dfr0_el1); PRINT_REG(id_aa64dfr1_el1); PRINT_REG(id_aa64isar0_el1); PRINT_REG(id_aa64isar1_el1); PRINT_REG(id_aa64pfr0_el1); PRINT_REG(id_aa64pfr1_el1); PRINT_REG(id_afr0_el1); PRINT_REG(id_dfr0_el1); PRINT_REG(id_isar0_el1); PRINT_REG(id_isar1_el1); PRINT_REG(id_isar2_el1); PRINT_REG(id_isar3_el1); PRINT_REG(id_isar4_el1); PRINT_REG(id_isar5_el1); PRINT_REG(id_mmfr0_el1); PRINT_REG(id_mmfr1_el1); PRINT_REG(id_mmfr2_el1); PRINT_REG(id_mmfr3_el1); #if 0 /* Missing from llvm */ PRINT_REG(id_mmfr4_el1); #endif PRINT_REG(id_pfr0_el1); PRINT_REG(id_pfr1_el1); PRINT_REG(isr_el1); PRINT_REG(mair_el1); PRINT_REG(midr_el1); PRINT_REG(mpidr_el1); PRINT_REG(mvfr0_el1); PRINT_REG(mvfr1_el1); PRINT_REG(mvfr2_el1); PRINT_REG(revidr_el1); PRINT_REG(sctlr_el1); PRINT_REG(sp_el0); PRINT_REG(spsel); PRINT_REG(spsr_el1); PRINT_REG(tcr_el1); PRINT_REG(tpidr_el0); PRINT_REG(tpidr_el1); PRINT_REG(tpidrro_el0); PRINT_REG(ttbr0_el1); PRINT_REG(ttbr1_el1); PRINT_REG(vbar_el1); #undef PRINT_REG } DB_SHOW_COMMAND(vtop, db_show_vtop) { uint64_t phys; if (have_addr) { phys = arm64_address_translate_s1e1r(addr); db_printf("EL1 physical address reg (read): 0x%016lx\n", phys); phys = arm64_address_translate_s1e1w(addr); db_printf("EL1 physical address reg (write): 0x%016lx\n", phys); phys = arm64_address_translate_s1e0r(addr); db_printf("EL0 physical address reg (read): 0x%016lx\n", phys); phys = arm64_address_translate_s1e0w(addr); db_printf("EL0 physical address reg (write): 0x%016lx\n", phys); } else db_printf("show vtop \n"); } #endif diff --git a/sys/arm64/include/armreg.h b/sys/arm64/include/armreg.h index 70390d4ebf1e..af6e84e6c772 100644 --- a/sys/arm64/include/armreg.h +++ b/sys/arm64/include/armreg.h @@ -1,992 +1,1014 @@ /*- * Copyright (c) 2013, 2014 Andrew Turner * Copyright (c) 2015 The FreeBSD Foundation * All rights reserved. * * This software was developed by Andrew Turner under * sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD$ */ #ifndef _MACHINE_ARMREG_H_ #define _MACHINE_ARMREG_H_ #define INSN_SIZE 4 #define MRS_MASK 0xfff00000 #define MRS_VALUE 0xd5300000 #define MRS_SPECIAL(insn) ((insn) & 0x000fffe0) #define MRS_REGISTER(insn) ((insn) & 0x0000001f) #define MRS_Op0_SHIFT 19 #define MRS_Op0_MASK 0x00080000 #define MRS_Op1_SHIFT 16 #define MRS_Op1_MASK 0x00070000 #define MRS_CRn_SHIFT 12 #define MRS_CRn_MASK 0x0000f000 #define MRS_CRm_SHIFT 8 #define MRS_CRm_MASK 0x00000f00 #define MRS_Op2_SHIFT 5 #define MRS_Op2_MASK 0x000000e0 #define MRS_Rt_SHIFT 0 #define MRS_Rt_MASK 0x0000001f #define MRS_REG(op0, op1, crn, crm, op2) \ (((op0) << MRS_Op0_SHIFT) | ((op1) << MRS_Op1_SHIFT) | \ ((crn) << MRS_CRn_SHIFT) | ((crm) << MRS_CRm_SHIFT) | \ ((op2) << MRS_Op2_SHIFT)) #define READ_SPECIALREG(reg) \ ({ uint64_t _val; \ __asm __volatile("mrs %0, " __STRING(reg) : "=&r" (_val)); \ _val; \ }) #define WRITE_SPECIALREG(reg, _val) \ __asm __volatile("msr " __STRING(reg) ", %0" : : "r"((uint64_t)_val)) #define UL(x) UINT64_C(x) /* CNTHCTL_EL2 - Counter-timer Hypervisor Control register */ #define CNTHCTL_EVNTI_MASK (0xf << 4) /* Bit to trigger event stream */ #define CNTHCTL_EVNTDIR (1 << 3) /* Control transition trigger bit */ #define CNTHCTL_EVNTEN (1 << 2) /* Enable event stream */ #define CNTHCTL_EL1PCEN (1 << 1) /* Allow EL0/1 physical timer access */ #define CNTHCTL_EL1PCTEN (1 << 0) /*Allow EL0/1 physical counter access*/ /* CNTP_CTL_EL0 - Counter-timer Physical Timer Control register */ #define CNTP_CTL_ENABLE (1 << 0) #define CNTP_CTL_IMASK (1 << 1) #define CNTP_CTL_ISTATUS (1 << 2) /* CPACR_EL1 */ #define CPACR_FPEN_MASK (0x3 << 20) #define CPACR_FPEN_TRAP_ALL1 (0x0 << 20) /* Traps from EL0 and EL1 */ #define CPACR_FPEN_TRAP_EL0 (0x1 << 20) /* Traps from EL0 */ #define CPACR_FPEN_TRAP_ALL2 (0x2 << 20) /* Traps from EL0 and EL1 */ #define CPACR_FPEN_TRAP_NONE (0x3 << 20) /* No traps */ #define CPACR_TTA (0x1 << 28) /* CTR_EL0 - Cache Type Register */ #define CTR_RES1 (1 << 31) #define CTR_TminLine_SHIFT 32 #define CTR_TminLine_MASK (UL(0x3f) << CTR_TminLine_SHIFT) #define CTR_TminLine_VAL(reg) ((reg) & CTR_TminLine_MASK) #define CTR_DIC_SHIFT 29 #define CTR_DIC_MASK (0x1 << CTR_DIC_SHIFT) #define CTR_DIC_VAL(reg) ((reg) & CTR_DIC_MASK) #define CTR_IDC_SHIFT 28 #define CTR_IDC_MASK (0x1 << CTR_IDC_SHIFT) #define CTR_IDC_VAL(reg) ((reg) & CTR_IDC_MASK) #define CTR_CWG_SHIFT 24 #define CTR_CWG_MASK (0xf << CTR_CWG_SHIFT) #define CTR_CWG_VAL(reg) ((reg) & CTR_CWG_MASK) #define CTR_CWG_SIZE(reg) (4 << (CTR_CWG_VAL(reg) >> CTR_CWG_SHIFT)) #define CTR_ERG_SHIFT 20 #define CTR_ERG_MASK (0xf << CTR_ERG_SHIFT) #define CTR_ERG_VAL(reg) ((reg) & CTR_ERG_MASK) #define CTR_ERG_SIZE(reg) (4 << (CTR_ERG_VAL(reg) >> CTR_ERG_SHIFT)) #define CTR_DLINE_SHIFT 16 #define CTR_DLINE_MASK (0xf << CTR_DLINE_SHIFT) #define CTR_DLINE_VAL(reg) ((reg) & CTR_DLINE_MASK) #define CTR_DLINE_SIZE(reg) (4 << (CTR_DLINE_VAL(reg) >> CTR_DLINE_SHIFT)) #define CTR_L1IP_SHIFT 14 #define CTR_L1IP_MASK (0x3 << CTR_L1IP_SHIFT) #define CTR_L1IP_VAL(reg) ((reg) & CTR_L1IP_MASK) #define CTR_L1IP_VPIPT (0 << CTR_L1IP_SHIFT) #define CTR_L1IP_AIVIVT (1 << CTR_L1IP_SHIFT) #define CTR_L1IP_VIPT (2 << CTR_L1IP_SHIFT) #define CTR_L1IP_PIPT (3 << CTR_L1IP_SHIFT) #define CTR_ILINE_SHIFT 0 #define CTR_ILINE_MASK (0xf << CTR_ILINE_SHIFT) #define CTR_ILINE_VAL(reg) ((reg) & CTR_ILINE_MASK) #define CTR_ILINE_SIZE(reg) (4 << (CTR_ILINE_VAL(reg) >> CTR_ILINE_SHIFT)) /* DAIF - Interrupt Mask Bits */ #define DAIF_D_MASKED (1 << 9) #define DAIF_A_MASKED (1 << 8) #define DAIF_I_MASKED (1 << 7) #define DAIF_F_MASKED (1 << 6) /* DCZID_EL0 - Data Cache Zero ID register */ #define DCZID_DZP (1 << 4) /* DC ZVA prohibited if non-0 */ #define DCZID_BS_SHIFT 0 #define DCZID_BS_MASK (0xf << DCZID_BS_SHIFT) #define DCZID_BS_SIZE(reg) (((reg) & DCZID_BS_MASK) >> DCZID_BS_SHIFT) /* ESR_ELx */ #define ESR_ELx_ISS_MASK 0x01ffffff #define ISS_INSN_FnV (0x01 << 10) #define ISS_INSN_EA (0x01 << 9) #define ISS_INSN_S1PTW (0x01 << 7) #define ISS_INSN_IFSC_MASK (0x1f << 0) #define ISS_MSR_DIR_SHIFT 0 #define ISS_MSR_DIR (0x01 << ISS_MSR_DIR_SHIFT) #define ISS_MSR_Rt_SHIFT 5 #define ISS_MSR_Rt_MASK (0x1f << ISS_MSR_Rt_SHIFT) #define ISS_MSR_Rt(x) (((x) & ISS_MSR_Rt_MASK) >> ISS_MSR_Rt_SHIFT) #define ISS_MSR_CRm_SHIFT 1 #define ISS_MSR_CRm_MASK (0xf << ISS_MSR_CRm_SHIFT) #define ISS_MSR_CRm(x) (((x) & ISS_MSR_CRm_MASK) >> ISS_MSR_CRm_SHIFT) #define ISS_MSR_CRn_SHIFT 10 #define ISS_MSR_CRn_MASK (0xf << ISS_MSR_CRn_SHIFT) #define ISS_MSR_CRn(x) (((x) & ISS_MSR_CRn_MASK) >> ISS_MSR_CRn_SHIFT) #define ISS_MSR_OP1_SHIFT 14 #define ISS_MSR_OP1_MASK (0x7 << ISS_MSR_OP1_SHIFT) #define ISS_MSR_OP1(x) (((x) & ISS_MSR_OP1_MASK) >> ISS_MSR_OP1_SHIFT) #define ISS_MSR_OP2_SHIFT 17 #define ISS_MSR_OP2_MASK (0x7 << ISS_MSR_OP2_SHIFT) #define ISS_MSR_OP2(x) (((x) & ISS_MSR_OP2_MASK) >> ISS_MSR_OP2_SHIFT) #define ISS_MSR_OP0_SHIFT 20 #define ISS_MSR_OP0_MASK (0x3 << ISS_MSR_OP0_SHIFT) #define ISS_MSR_OP0(x) (((x) & ISS_MSR_OP0_MASK) >> ISS_MSR_OP0_SHIFT) #define ISS_MSR_REG_MASK \ (ISS_MSR_OP0_MASK | ISS_MSR_OP2_MASK | ISS_MSR_OP1_MASK | \ ISS_MSR_CRn_MASK | ISS_MSR_CRm_MASK) #define ISS_DATA_ISV_SHIFT 24 #define ISS_DATA_ISV (0x01 << ISS_DATA_ISV_SHIFT) #define ISS_DATA_SAS_SHIFT 22 #define ISS_DATA_SAS_MASK (0x03 << ISS_DATA_SAS_SHIFT) #define ISS_DATA_SSE_SHIFT 21 #define ISS_DATA_SSE (0x01 << ISS_DATA_SSE_SHIFT) #define ISS_DATA_SRT_SHIFT 16 #define ISS_DATA_SRT_MASK (0x1f << ISS_DATA_SRT_SHIFT) #define ISS_DATA_SF (0x01 << 15) #define ISS_DATA_AR (0x01 << 14) #define ISS_DATA_FnV (0x01 << 10) #define ISS_DATA_EA (0x01 << 9) #define ISS_DATA_CM (0x01 << 8) #define ISS_DATA_S1PTW (0x01 << 7) #define ISS_DATA_WnR_SHIFT 6 #define ISS_DATA_WnR (0x01 << ISS_DATA_WnR_SHIFT) #define ISS_DATA_DFSC_MASK (0x3f << 0) #define ISS_DATA_DFSC_ASF_L0 (0x00 << 0) #define ISS_DATA_DFSC_ASF_L1 (0x01 << 0) #define ISS_DATA_DFSC_ASF_L2 (0x02 << 0) #define ISS_DATA_DFSC_ASF_L3 (0x03 << 0) #define ISS_DATA_DFSC_TF_L0 (0x04 << 0) #define ISS_DATA_DFSC_TF_L1 (0x05 << 0) #define ISS_DATA_DFSC_TF_L2 (0x06 << 0) #define ISS_DATA_DFSC_TF_L3 (0x07 << 0) #define ISS_DATA_DFSC_AFF_L1 (0x09 << 0) #define ISS_DATA_DFSC_AFF_L2 (0x0a << 0) #define ISS_DATA_DFSC_AFF_L3 (0x0b << 0) #define ISS_DATA_DFSC_PF_L1 (0x0d << 0) #define ISS_DATA_DFSC_PF_L2 (0x0e << 0) #define ISS_DATA_DFSC_PF_L3 (0x0f << 0) #define ISS_DATA_DFSC_EXT (0x10 << 0) #define ISS_DATA_DFSC_EXT_L0 (0x14 << 0) #define ISS_DATA_DFSC_EXT_L1 (0x15 << 0) #define ISS_DATA_DFSC_EXT_L2 (0x16 << 0) #define ISS_DATA_DFSC_EXT_L3 (0x17 << 0) #define ISS_DATA_DFSC_ECC (0x18 << 0) #define ISS_DATA_DFSC_ECC_L0 (0x1c << 0) #define ISS_DATA_DFSC_ECC_L1 (0x1d << 0) #define ISS_DATA_DFSC_ECC_L2 (0x1e << 0) #define ISS_DATA_DFSC_ECC_L3 (0x1f << 0) #define ISS_DATA_DFSC_ALIGN (0x21 << 0) #define ISS_DATA_DFSC_TLB_CONFLICT (0x30 << 0) #define ESR_ELx_IL (0x01 << 25) #define ESR_ELx_EC_SHIFT 26 #define ESR_ELx_EC_MASK (0x3f << 26) #define ESR_ELx_EXCEPTION(esr) (((esr) & ESR_ELx_EC_MASK) >> ESR_ELx_EC_SHIFT) #define EXCP_UNKNOWN 0x00 /* Unkwn exception */ #define EXCP_TRAP_WFI_WFE 0x01 /* Trapped WFI or WFE */ #define EXCP_FP_SIMD 0x07 /* VFP/SIMD trap */ #define EXCP_ILL_STATE 0x0e /* Illegal execution state */ #define EXCP_SVC32 0x11 /* SVC trap for AArch32 */ #define EXCP_SVC64 0x15 /* SVC trap for AArch64 */ #define EXCP_HVC 0x16 /* HVC trap */ #define EXCP_MSR 0x18 /* MSR/MRS trap */ #define EXCP_INSN_ABORT_L 0x20 /* Instruction abort, from lower EL */ #define EXCP_INSN_ABORT 0x21 /* Instruction abort, from same EL */ #define EXCP_PC_ALIGN 0x22 /* PC alignment fault */ #define EXCP_DATA_ABORT_L 0x24 /* Data abort, from lower EL */ #define EXCP_DATA_ABORT 0x25 /* Data abort, from same EL */ #define EXCP_SP_ALIGN 0x26 /* SP slignment fault */ #define EXCP_TRAP_FP 0x2c /* Trapped FP exception */ #define EXCP_SERROR 0x2f /* SError interrupt */ #define EXCP_BRKPT_EL0 0x30 /* Hardware breakpoint, from same EL */ #define EXCP_SOFTSTP_EL0 0x32 /* Software Step, from lower EL */ #define EXCP_SOFTSTP_EL1 0x33 /* Software Step, from same EL */ #define EXCP_WATCHPT_EL0 0x34 /* Watchpoint, from lower EL */ #define EXCP_WATCHPT_EL1 0x35 /* Watchpoint, from same EL */ #define EXCP_BRK 0x3c /* Breakpoint */ /* ICC_CTLR_EL1 */ #define ICC_CTLR_EL1_EOIMODE (1U << 1) /* ICC_IAR1_EL1 */ #define ICC_IAR1_EL1_SPUR (0x03ff) /* ICC_IGRPEN0_EL1 */ #define ICC_IGRPEN0_EL1_EN (1U << 0) /* ICC_PMR_EL1 */ #define ICC_PMR_EL1_PRIO_MASK (0xFFUL) /* ICC_SGI1R_EL1 */ #define ICC_SGI1R_EL1_TL_MASK 0xffffUL #define ICC_SGI1R_EL1_AFF1_SHIFT 16 #define ICC_SGI1R_EL1_SGIID_SHIFT 24 #define ICC_SGI1R_EL1_AFF2_SHIFT 32 #define ICC_SGI1R_EL1_AFF3_SHIFT 48 #define ICC_SGI1R_EL1_SGIID_MASK 0xfUL #define ICC_SGI1R_EL1_IRM (0x1UL << 40) /* ICC_SRE_EL1 */ #define ICC_SRE_EL1_SRE (1U << 0) /* ID_AA64DFR0_EL1 */ #define ID_AA64DFR0_EL1 MRS_REG(3, 0, 0, 5, 0) #define ID_AA64DFR0_DebugVer_SHIFT 0 #define ID_AA64DFR0_DebugVer_MASK (UL(0xf) << ID_AA64DFR0_DebugVer_SHIFT) #define ID_AA64DFR0_DebugVer_VAL(x) ((x) & ID_AA64DFR0_DebugVer_MASK) #define ID_AA64DFR0_DebugVer_8 (UL(0x6) << ID_AA64DFR0_DebugVer_SHIFT) #define ID_AA64DFR0_DebugVer_8_VHE (UL(0x7) << ID_AA64DFR0_DebugVer_SHIFT) #define ID_AA64DFR0_DebugVer_8_2 (UL(0x8) << ID_AA64DFR0_DebugVer_SHIFT) #define ID_AA64DFR0_TraceVer_SHIFT 4 #define ID_AA64DFR0_TraceVer_MASK (UL(0xf) << ID_AA64DFR0_TraceVer_SHIFT) #define ID_AA64DFR0_TraceVer_VAL(x) ((x) & ID_AA64DFR0_TraceVer_MASK) #define ID_AA64DFR0_TraceVer_NONE (UL(0x0) << ID_AA64DFR0_TraceVer_SHIFT) #define ID_AA64DFR0_TraceVer_IMPL (UL(0x1) << ID_AA64DFR0_TraceVer_SHIFT) #define ID_AA64DFR0_PMUVer_SHIFT 8 #define ID_AA64DFR0_PMUVer_MASK (UL(0xf) << ID_AA64DFR0_PMUVer_SHIFT) #define ID_AA64DFR0_PMUVer_VAL(x) ((x) & ID_AA64DFR0_PMUVer_MASK) #define ID_AA64DFR0_PMUVer_NONE (UL(0x0) << ID_AA64DFR0_PMUVer_SHIFT) #define ID_AA64DFR0_PMUVer_3 (UL(0x1) << ID_AA64DFR0_PMUVer_SHIFT) #define ID_AA64DFR0_PMUVer_3_1 (UL(0x4) << ID_AA64DFR0_PMUVer_SHIFT) #define ID_AA64DFR0_PMUVer_IMPL (UL(0xf) << ID_AA64DFR0_PMUVer_SHIFT) #define ID_AA64DFR0_BRPs_SHIFT 12 #define ID_AA64DFR0_BRPs_MASK (UL(0xf) << ID_AA64DFR0_BRPs_SHIFT) #define ID_AA64DFR0_BRPs_VAL(x) \ ((((x) >> ID_AA64DFR0_BRPs_SHIFT) & 0xf) + 1) #define ID_AA64DFR0_WRPs_SHIFT 20 #define ID_AA64DFR0_WRPs_MASK (UL(0xf) << ID_AA64DFR0_WRPs_SHIFT) #define ID_AA64DFR0_WRPs_VAL(x) \ ((((x) >> ID_AA64DFR0_WRPs_SHIFT) & 0xf) + 1) #define ID_AA64DFR0_CTX_CMPs_SHIFT 28 #define ID_AA64DFR0_CTX_CMPs_MASK (UL(0xf) << ID_AA64DFR0_CTX_CMPs_SHIFT) #define ID_AA64DFR0_CTX_CMPs_VAL(x) \ ((((x) >> ID_AA64DFR0_CTX_CMPs_SHIFT) & 0xf) + 1) #define ID_AA64DFR0_PMSVer_SHIFT 32 #define ID_AA64DFR0_PMSVer_MASK (UL(0xf) << ID_AA64DFR0_PMSVer_SHIFT) #define ID_AA64DFR0_PMSVer_VAL(x) ((x) & ID_AA64DFR0_PMSVer_MASK) #define ID_AA64DFR0_PMSVer_NONE (UL(0x0) << ID_AA64DFR0_PMSVer_SHIFT) #define ID_AA64DFR0_PMSVer_V1 (UL(0x1) << ID_AA64DFR0_PMSVer_SHIFT) /* ID_AA64ISAR0_EL1 */ #define ID_AA64ISAR0_EL1 MRS_REG(3, 0, 0, 6, 0) #define ID_AA64ISAR0_AES_SHIFT 4 #define ID_AA64ISAR0_AES_MASK (UL(0xf) << ID_AA64ISAR0_AES_SHIFT) #define ID_AA64ISAR0_AES_VAL(x) ((x) & ID_AA64ISAR0_AES_MASK) #define ID_AA64ISAR0_AES_NONE (UL(0x0) << ID_AA64ISAR0_AES_SHIFT) #define ID_AA64ISAR0_AES_BASE (UL(0x1) << ID_AA64ISAR0_AES_SHIFT) #define ID_AA64ISAR0_AES_PMULL (UL(0x2) << ID_AA64ISAR0_AES_SHIFT) #define ID_AA64ISAR0_SHA1_SHIFT 8 #define ID_AA64ISAR0_SHA1_MASK (UL(0xf) << ID_AA64ISAR0_SHA1_SHIFT) #define ID_AA64ISAR0_SHA1_VAL(x) ((x) & ID_AA64ISAR0_SHA1_MASK) #define ID_AA64ISAR0_SHA1_NONE (UL(0x0) << ID_AA64ISAR0_SHA1_SHIFT) #define ID_AA64ISAR0_SHA1_BASE (UL(0x1) << ID_AA64ISAR0_SHA1_SHIFT) #define ID_AA64ISAR0_SHA2_SHIFT 12 #define ID_AA64ISAR0_SHA2_MASK (UL(0xf) << ID_AA64ISAR0_SHA2_SHIFT) #define ID_AA64ISAR0_SHA2_VAL(x) ((x) & ID_AA64ISAR0_SHA2_MASK) #define ID_AA64ISAR0_SHA2_NONE (UL(0x0) << ID_AA64ISAR0_SHA2_SHIFT) #define ID_AA64ISAR0_SHA2_BASE (UL(0x1) << ID_AA64ISAR0_SHA2_SHIFT) #define ID_AA64ISAR0_SHA2_512 (UL(0x2) << ID_AA64ISAR0_SHA2_SHIFT) #define ID_AA64ISAR0_CRC32_SHIFT 16 #define ID_AA64ISAR0_CRC32_MASK (UL(0xf) << ID_AA64ISAR0_CRC32_SHIFT) #define ID_AA64ISAR0_CRC32_VAL(x) ((x) & ID_AA64ISAR0_CRC32_MASK) #define ID_AA64ISAR0_CRC32_NONE (UL(0x0) << ID_AA64ISAR0_CRC32_SHIFT) #define ID_AA64ISAR0_CRC32_BASE (UL(0x1) << ID_AA64ISAR0_CRC32_SHIFT) #define ID_AA64ISAR0_Atomic_SHIFT 20 #define ID_AA64ISAR0_Atomic_MASK (UL(0xf) << ID_AA64ISAR0_Atomic_SHIFT) #define ID_AA64ISAR0_Atomic_VAL(x) ((x) & ID_AA64ISAR0_Atomic_MASK) #define ID_AA64ISAR0_Atomic_NONE (UL(0x0) << ID_AA64ISAR0_Atomic_SHIFT) #define ID_AA64ISAR0_Atomic_IMPL (UL(0x2) << ID_AA64ISAR0_Atomic_SHIFT) #define ID_AA64ISAR0_RDM_SHIFT 28 #define ID_AA64ISAR0_RDM_MASK (UL(0xf) << ID_AA64ISAR0_RDM_SHIFT) #define ID_AA64ISAR0_RDM_VAL(x) ((x) & ID_AA64ISAR0_RDM_MASK) #define ID_AA64ISAR0_RDM_NONE (UL(0x0) << ID_AA64ISAR0_RDM_SHIFT) #define ID_AA64ISAR0_RDM_IMPL (UL(0x1) << ID_AA64ISAR0_RDM_SHIFT) #define ID_AA64ISAR0_SHA3_SHIFT 32 #define ID_AA64ISAR0_SHA3_MASK (UL(0xf) << ID_AA64ISAR0_SHA3_SHIFT) #define ID_AA64ISAR0_SHA3_VAL(x) ((x) & ID_AA64ISAR0_SHA3_MASK) #define ID_AA64ISAR0_SHA3_NONE (UL(0x0) << ID_AA64ISAR0_SHA3_SHIFT) #define ID_AA64ISAR0_SHA3_IMPL (UL(0x1) << ID_AA64ISAR0_SHA3_SHIFT) #define ID_AA64ISAR0_SM3_SHIFT 36 #define ID_AA64ISAR0_SM3_MASK (UL(0xf) << ID_AA64ISAR0_SM3_SHIFT) #define ID_AA64ISAR0_SM3_VAL(x) ((x) & ID_AA64ISAR0_SM3_MASK) #define ID_AA64ISAR0_SM3_NONE (UL(0x0) << ID_AA64ISAR0_SM3_SHIFT) #define ID_AA64ISAR0_SM3_IMPL (UL(0x1) << ID_AA64ISAR0_SM3_SHIFT) #define ID_AA64ISAR0_SM4_SHIFT 40 #define ID_AA64ISAR0_SM4_MASK (UL(0xf) << ID_AA64ISAR0_SM4_SHIFT) #define ID_AA64ISAR0_SM4_VAL(x) ((x) & ID_AA64ISAR0_SM4_MASK) #define ID_AA64ISAR0_SM4_NONE (UL(0x0) << ID_AA64ISAR0_SM4_SHIFT) #define ID_AA64ISAR0_SM4_IMPL (UL(0x1) << ID_AA64ISAR0_SM4_SHIFT) #define ID_AA64ISAR0_DP_SHIFT 44 #define ID_AA64ISAR0_DP_MASK (UL(0xf) << ID_AA64ISAR0_DP_SHIFT) #define ID_AA64ISAR0_DP_VAL(x) ((x) & ID_AA64ISAR0_DP_MASK) #define ID_AA64ISAR0_DP_NONE (UL(0x0) << ID_AA64ISAR0_DP_SHIFT) #define ID_AA64ISAR0_DP_IMPL (UL(0x1) << ID_AA64ISAR0_DP_SHIFT) #define ID_AA64ISAR0_FHM_SHIFT 48 #define ID_AA64ISAR0_FHM_MASK (UL(0xf) << ID_AA64ISAR0_FHM_SHIFT) #define ID_AA64ISAR0_FHM_VAL(x) ((x) & ID_AA64ISAR0_FHM_MASK) #define ID_AA64ISAR0_FHM_NONE (UL(0x0) << ID_AA64ISAR0_FHM_SHIFT) #define ID_AA64ISAR0_FHM_IMPL (UL(0x1) << ID_AA64ISAR0_FHM_SHIFT) #define ID_AA64ISAR0_TS_SHIFT 52 #define ID_AA64ISAR0_TS_MASK (UL(0xf) << ID_AA64ISAR0_TS_SHIFT) #define ID_AA64ISAR0_TS_VAL(x) ((x) & ID_AA64ISAR0_TS_MASK) #define ID_AA64ISAR0_TS_NONE (UL(0x0) << ID_AA64ISAR0_TS_SHIFT) #define ID_AA64ISAR0_TS_CondM_8_4 (UL(0x1) << ID_AA64ISAR0_TS_SHIFT) #define ID_AA64ISAR0_TS_CondM_8_5 (UL(0x2) << ID_AA64ISAR0_TS_SHIFT) #define ID_AA64ISAR0_TLB_SHIFT 56 #define ID_AA64ISAR0_TLB_MASK (UL(0xf) << ID_AA64ISAR0_TLB_SHIFT) #define ID_AA64ISAR0_TLB_VAL(x) ((x) & ID_AA64ISAR0_TLB_MASK) #define ID_AA64ISAR0_TLB_NONE (UL(0x0) << ID_AA64ISAR0_TLB_SHIFT) #define ID_AA64ISAR0_TLB_TLBIOS (UL(0x1) << ID_AA64ISAR0_TLB_SHIFT) #define ID_AA64ISAR0_TLB_TLBIOSR (UL(0x2) << ID_AA64ISAR0_TLB_SHIFT) #define ID_AA64ISAR0_RNDR_SHIFT 60 #define ID_AA64ISAR0_RNDR_MASK (UL(0xf) << ID_AA64ISAR0_RNDR_SHIFT) #define ID_AA64ISAR0_RNDR_VAL(x) ((x) & ID_AA64ISAR0_RNDR_MASK) #define ID_AA64ISAR0_RNDR_NONE (UL(0x0) << ID_AA64ISAR0_RNDR_SHIFT) #define ID_AA64ISAR0_RNDR_IMPL (UL(0x1) << ID_AA64ISAR0_RNDR_SHIFT) /* ID_AA64ISAR1_EL1 */ #define ID_AA64ISAR1_EL1 MRS_REG(3, 0, 0, 6, 1) #define ID_AA64ISAR1_DPB_SHIFT 0 #define ID_AA64ISAR1_DPB_MASK (UL(0xf) << ID_AA64ISAR1_DPB_SHIFT) #define ID_AA64ISAR1_DPB_VAL(x) ((x) & ID_AA64ISAR1_DPB_MASK) #define ID_AA64ISAR1_DPB_NONE (UL(0x0) << ID_AA64ISAR1_DPB_SHIFT) #define ID_AA64ISAR1_DPB_DCCVAP (UL(0x1) << ID_AA64ISAR1_DPB_SHIFT) #define ID_AA64ISAR1_DPB_DCCVADP (UL(0x2) << ID_AA64ISAR1_DPB_SHIFT) #define ID_AA64ISAR1_APA_SHIFT 4 #define ID_AA64ISAR1_APA_MASK (UL(0xf) << ID_AA64ISAR1_APA_SHIFT) #define ID_AA64ISAR1_APA_VAL(x) ((x) & ID_AA64ISAR1_APA_MASK) #define ID_AA64ISAR1_APA_NONE (UL(0x0) << ID_AA64ISAR1_APA_SHIFT) #define ID_AA64ISAR1_APA_IMPL (UL(0x1) << ID_AA64ISAR1_APA_SHIFT) #define ID_AA64ISAR1_API_SHIFT 8 #define ID_AA64ISAR1_API_MASK (UL(0xf) << ID_AA64ISAR1_API_SHIFT) #define ID_AA64ISAR1_API_VAL(x) ((x) & ID_AA64ISAR1_API_MASK) #define ID_AA64ISAR1_API_NONE (UL(0x0) << ID_AA64ISAR1_API_SHIFT) #define ID_AA64ISAR1_API_IMPL (UL(0x1) << ID_AA64ISAR1_API_SHIFT) #define ID_AA64ISAR1_JSCVT_SHIFT 12 #define ID_AA64ISAR1_JSCVT_MASK (UL(0xf) << ID_AA64ISAR1_JSCVT_SHIFT) #define ID_AA64ISAR1_JSCVT_VAL(x) ((x) & ID_AA64ISAR1_JSCVT_MASK) #define ID_AA64ISAR1_JSCVT_NONE (UL(0x0) << ID_AA64ISAR1_JSCVT_SHIFT) #define ID_AA64ISAR1_JSCVT_IMPL (UL(0x1) << ID_AA64ISAR1_JSCVT_SHIFT) #define ID_AA64ISAR1_FCMA_SHIFT 16 #define ID_AA64ISAR1_FCMA_MASK (UL(0xf) << ID_AA64ISAR1_FCMA_SHIFT) #define ID_AA64ISAR1_FCMA_VAL(x) ((x) & ID_AA64ISAR1_FCMA_MASK) #define ID_AA64ISAR1_FCMA_NONE (UL(0x0) << ID_AA64ISAR1_FCMA_SHIFT) #define ID_AA64ISAR1_FCMA_IMPL (UL(0x1) << ID_AA64ISAR1_FCMA_SHIFT) #define ID_AA64ISAR1_LRCPC_SHIFT 20 #define ID_AA64ISAR1_LRCPC_MASK (UL(0xf) << ID_AA64ISAR1_LRCPC_SHIFT) #define ID_AA64ISAR1_LRCPC_VAL(x) ((x) & ID_AA64ISAR1_LRCPC_MASK) #define ID_AA64ISAR1_LRCPC_NONE (UL(0x0) << ID_AA64ISAR1_LRCPC_SHIFT) #define ID_AA64ISAR1_LRCPC_RCPC_8_3 (UL(0x1) << ID_AA64ISAR1_LRCPC_SHIFT) #define ID_AA64ISAR1_LRCPC_RCPC_8_4 (UL(0x2) << ID_AA64ISAR1_LRCPC_SHIFT) #define ID_AA64ISAR1_GPA_SHIFT 24 #define ID_AA64ISAR1_GPA_MASK (UL(0xf) << ID_AA64ISAR1_GPA_SHIFT) #define ID_AA64ISAR1_GPA_VAL(x) ((x) & ID_AA64ISAR1_GPA_MASK) #define ID_AA64ISAR1_GPA_NONE (UL(0x0) << ID_AA64ISAR1_GPA_SHIFT) #define ID_AA64ISAR1_GPA_IMPL (UL(0x1) << ID_AA64ISAR1_GPA_SHIFT) #define ID_AA64ISAR1_GPI_SHIFT 28 #define ID_AA64ISAR1_GPI_MASK (UL(0xf) << ID_AA64ISAR1_GPI_SHIFT) #define ID_AA64ISAR1_GPI_VAL(x) ((x) & ID_AA64ISAR1_GPI_MASK) #define ID_AA64ISAR1_GPI_NONE (UL(0x0) << ID_AA64ISAR1_GPI_SHIFT) #define ID_AA64ISAR1_GPI_IMPL (UL(0x1) << ID_AA64ISAR1_GPI_SHIFT) #define ID_AA64ISAR1_FRINTTS_SHIFT 32 #define ID_AA64ISAR1_FRINTTS_MASK (UL(0xf) << ID_AA64ISAR1_FRINTTS_SHIFT) #define ID_AA64ISAR1_FRINTTS_VAL(x) ((x) & ID_AA64ISAR1_FRINTTS_MASK) #define ID_AA64ISAR1_FRINTTS_NONE (UL(0x0) << ID_AA64ISAR1_FRINTTS_SHIFT) #define ID_AA64ISAR1_FRINTTS_IMPL (UL(0x1) << ID_AA64ISAR1_FRINTTS_SHIFT) #define ID_AA64ISAR1_SB_SHIFT 36 #define ID_AA64ISAR1_SB_MASK (UL(0xf) << ID_AA64ISAR1_SB_SHIFT) #define ID_AA64ISAR1_SB_VAL(x) ((x) & ID_AA64ISAR1_SB_MASK) #define ID_AA64ISAR1_SB_NONE (UL(0x0) << ID_AA64ISAR1_SB_SHIFT) #define ID_AA64ISAR1_SB_IMPL (UL(0x1) << ID_AA64ISAR1_SB_SHIFT) #define ID_AA64ISAR1_SPECRES_SHIFT 40 #define ID_AA64ISAR1_SPECRES_MASK (UL(0xf) << ID_AA64ISAR1_SPECRES_SHIFT) #define ID_AA64ISAR1_SPECRES_VAL(x) ((x) & ID_AA64ISAR1_SPECRES_MASK) #define ID_AA64ISAR1_SPECRES_NONE (UL(0x0) << ID_AA64ISAR1_SPECRES_SHIFT) #define ID_AA64ISAR1_SPECRES_IMPL (UL(0x1) << ID_AA64ISAR1_SPECRES_SHIFT) #define ID_AA64ISAR1_BF16_SHIFT 44 #define ID_AA64ISAR1_BF16_MASK (UL(0xf) << ID_AA64ISAR1_BF16_SHIFT) #define ID_AA64ISAR1_BF16_VAL(x) ((x) & ID_AA64ISAR1_BF16_MASK) #define ID_AA64ISAR1_BF16_NONE (UL(0x0) << ID_AA64ISAR1_BF16_SHIFT) #define ID_AA64ISAR1_BF16_IMPL (UL(0x1) << ID_AA64ISAR1_BF16_SHIFT) #define ID_AA64ISAR1_DGH_SHIFT 48 #define ID_AA64ISAR1_DGH_MASK (UL(0xf) << ID_AA64ISAR1_DGH_SHIFT) #define ID_AA64ISAR1_DGH_VAL(x) ((x) & ID_AA64ISAR1_DGH_MASK) #define ID_AA64ISAR1_DGH_NONE (UL(0x0) << ID_AA64ISAR1_DGH_SHIFT) #define ID_AA64ISAR1_DGH_IMPL (UL(0x1) << ID_AA64ISAR1_DGH_SHIFT) #define ID_AA64ISAR1_I8MM_SHIFT 52 #define ID_AA64ISAR1_I8MM_MASK (UL(0xf) << ID_AA64ISAR1_I8MM_SHIFT) #define ID_AA64ISAR1_I8MM_VAL(x) ((x) & ID_AA64ISAR1_I8MM_MASK) #define ID_AA64ISAR1_I8MM_NONE (UL(0x0) << ID_AA64ISAR1_I8MM_SHIFT) #define ID_AA64ISAR1_I8MM_IMPL (UL(0x1) << ID_AA64ISAR1_I8MM_SHIFT) /* ID_AA64MMFR0_EL1 */ #define ID_AA64MMFR0_EL1 MRS_REG(3, 0, 0, 7, 0) #define ID_AA64MMFR0_PARange_SHIFT 0 #define ID_AA64MMFR0_PARange_MASK (UL(0xf) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_VAL(x) ((x) & ID_AA64MMFR0_PARange_MASK) #define ID_AA64MMFR0_PARange_4G (UL(0x0) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_64G (UL(0x1) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_1T (UL(0x2) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_4T (UL(0x3) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_16T (UL(0x4) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_256T (UL(0x5) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_PARange_4P (UL(0x6) << ID_AA64MMFR0_PARange_SHIFT) #define ID_AA64MMFR0_ASIDBits_SHIFT 4 #define ID_AA64MMFR0_ASIDBits_MASK (UL(0xf) << ID_AA64MMFR0_ASIDBits_SHIFT) #define ID_AA64MMFR0_ASIDBits_VAL(x) ((x) & ID_AA64MMFR0_ASIDBits_MASK) #define ID_AA64MMFR0_ASIDBits_8 (UL(0x0) << ID_AA64MMFR0_ASIDBits_SHIFT) #define ID_AA64MMFR0_ASIDBits_16 (UL(0x2) << ID_AA64MMFR0_ASIDBits_SHIFT) #define ID_AA64MMFR0_BigEnd_SHIFT 8 #define ID_AA64MMFR0_BigEnd_MASK (UL(0xf) << ID_AA64MMFR0_BigEnd_SHIFT) #define ID_AA64MMFR0_BigEnd_VAL(x) ((x) & ID_AA64MMFR0_BigEnd_MASK) #define ID_AA64MMFR0_BigEnd_FIXED (UL(0x0) << ID_AA64MMFR0_BigEnd_SHIFT) #define ID_AA64MMFR0_BigEnd_MIXED (UL(0x1) << ID_AA64MMFR0_BigEnd_SHIFT) #define ID_AA64MMFR0_SNSMem_SHIFT 12 #define ID_AA64MMFR0_SNSMem_MASK (UL(0xf) << ID_AA64MMFR0_SNSMem_SHIFT) #define ID_AA64MMFR0_SNSMem_VAL(x) ((x) & ID_AA64MMFR0_SNSMem_MASK) #define ID_AA64MMFR0_SNSMem_NONE (UL(0x0) << ID_AA64MMFR0_SNSMem_SHIFT) #define ID_AA64MMFR0_SNSMem_DISTINCT (UL(0x1) << ID_AA64MMFR0_SNSMem_SHIFT) #define ID_AA64MMFR0_BigEndEL0_SHIFT 16 #define ID_AA64MMFR0_BigEndEL0_MASK (UL(0xf) << ID_AA64MMFR0_BigEndEL0_SHIFT) #define ID_AA64MMFR0_BigEndEL0_VAL(x) ((x) & ID_AA64MMFR0_BigEndEL0_MASK) #define ID_AA64MMFR0_BigEndEL0_FIXED (UL(0x0) << ID_AA64MMFR0_BigEndEL0_SHIFT) #define ID_AA64MMFR0_BigEndEL0_MIXED (UL(0x1) << ID_AA64MMFR0_BigEndEL0_SHIFT) #define ID_AA64MMFR0_TGran16_SHIFT 20 #define ID_AA64MMFR0_TGran16_MASK (UL(0xf) << ID_AA64MMFR0_TGran16_SHIFT) #define ID_AA64MMFR0_TGran16_VAL(x) ((x) & ID_AA64MMFR0_TGran16_MASK) #define ID_AA64MMFR0_TGran16_NONE (UL(0x0) << ID_AA64MMFR0_TGran16_SHIFT) #define ID_AA64MMFR0_TGran16_IMPL (UL(0x1) << ID_AA64MMFR0_TGran16_SHIFT) #define ID_AA64MMFR0_TGran64_SHIFT 24 #define ID_AA64MMFR0_TGran64_MASK (UL(0xf) << ID_AA64MMFR0_TGran64_SHIFT) #define ID_AA64MMFR0_TGran64_VAL(x) ((x) & ID_AA64MMFR0_TGran64_MASK) #define ID_AA64MMFR0_TGran64_IMPL (UL(0x0) << ID_AA64MMFR0_TGran64_SHIFT) #define ID_AA64MMFR0_TGran64_NONE (UL(0xf) << ID_AA64MMFR0_TGran64_SHIFT) #define ID_AA64MMFR0_TGran4_SHIFT 28 #define ID_AA64MMFR0_TGran4_MASK (UL(0xf) << ID_AA64MMFR0_TGran4_SHIFT) #define ID_AA64MMFR0_TGran4_VAL(x) ((x) & ID_AA64MMFR0_TGran4_MASK) #define ID_AA64MMFR0_TGran4_IMPL (UL(0x0) << ID_AA64MMFR0_TGran4_SHIFT) #define ID_AA64MMFR0_TGran4_NONE (UL(0xf) << ID_AA64MMFR0_TGran4_SHIFT) /* ID_AA64MMFR1_EL1 */ #define ID_AA64MMFR1_EL1 MRS_REG(3, 0, 0, 7, 1) #define ID_AA64MMFR1_HAFDBS_SHIFT 0 #define ID_AA64MMFR1_HAFDBS_MASK (UL(0xf) << ID_AA64MMFR1_HAFDBS_SHIFT) #define ID_AA64MMFR1_HAFDBS_VAL(x) ((x) & ID_AA64MMFR1_HAFDBS_MASK) #define ID_AA64MMFR1_HAFDBS_NONE (UL(0x0) << ID_AA64MMFR1_HAFDBS_SHIFT) #define ID_AA64MMFR1_HAFDBS_AF (UL(0x1) << ID_AA64MMFR1_HAFDBS_SHIFT) #define ID_AA64MMFR1_HAFDBS_AF_DBS (UL(0x2) << ID_AA64MMFR1_HAFDBS_SHIFT) #define ID_AA64MMFR1_VMIDBits_SHIFT 4 #define ID_AA64MMFR1_VMIDBits_MASK (UL(0xf) << ID_AA64MMFR1_VMIDBits_SHIFT) #define ID_AA64MMFR1_VMIDBits_VAL(x) ((x) & ID_AA64MMFR1_VMIDBits_MASK) #define ID_AA64MMFR1_VMIDBits_8 (UL(0x0) << ID_AA64MMFR1_VMIDBits_SHIFT) #define ID_AA64MMFR1_VMIDBits_16 (UL(0x2) << ID_AA64MMFR1_VMIDBits_SHIFT) #define ID_AA64MMFR1_VH_SHIFT 8 #define ID_AA64MMFR1_VH_MASK (UL(0xf) << ID_AA64MMFR1_VH_SHIFT) #define ID_AA64MMFR1_VH_VAL(x) ((x) & ID_AA64MMFR1_VH_MASK) #define ID_AA64MMFR1_VH_NONE (UL(0x0) << ID_AA64MMFR1_VH_SHIFT) #define ID_AA64MMFR1_VH_IMPL (UL(0x1) << ID_AA64MMFR1_VH_SHIFT) #define ID_AA64MMFR1_HPDS_SHIFT 12 #define ID_AA64MMFR1_HPDS_MASK (UL(0xf) << ID_AA64MMFR1_HPDS_SHIFT) #define ID_AA64MMFR1_HPDS_VAL(x) ((x) & ID_AA64MMFR1_HPDS_MASK) #define ID_AA64MMFR1_HPDS_NONE (UL(0x0) << ID_AA64MMFR1_HPDS_SHIFT) #define ID_AA64MMFR1_HPDS_HPD (UL(0x1) << ID_AA64MMFR1_HPDS_SHIFT) #define ID_AA64MMFR1_HPDS_TTPBHA (UL(0x2) << ID_AA64MMFR1_HPDS_SHIFT) #define ID_AA64MMFR1_LO_SHIFT 16 #define ID_AA64MMFR1_LO_MASK (UL(0xf) << ID_AA64MMFR1_LO_SHIFT) #define ID_AA64MMFR1_LO_VAL(x) ((x) & ID_AA64MMFR1_LO_MASK) #define ID_AA64MMFR1_LO_NONE (UL(0x0) << ID_AA64MMFR1_LO_SHIFT) #define ID_AA64MMFR1_LO_IMPL (UL(0x1) << ID_AA64MMFR1_LO_SHIFT) #define ID_AA64MMFR1_PAN_SHIFT 20 #define ID_AA64MMFR1_PAN_MASK (UL(0xf) << ID_AA64MMFR1_PAN_SHIFT) #define ID_AA64MMFR1_PAN_VAL(x) ((x) & ID_AA64MMFR1_PAN_MASK) #define ID_AA64MMFR1_PAN_NONE (UL(0x0) << ID_AA64MMFR1_PAN_SHIFT) #define ID_AA64MMFR1_PAN_IMPL (UL(0x1) << ID_AA64MMFR1_PAN_SHIFT) #define ID_AA64MMFR1_PAN_ATS1E1 (UL(0x2) << ID_AA64MMFR1_PAN_SHIFT) #define ID_AA64MMFR1_SpecSEI_SHIFT 24 #define ID_AA64MMFR1_SpecSEI_MASK (UL(0xf) << ID_AA64MMFR1_SpecSEI_SHIFT) #define ID_AA64MMFR1_SpecSEI_VAL(x) ((x) & ID_AA64MMFR1_SpecSEI_MASK) #define ID_AA64MMFR1_SpecSEI_NONE (UL(0x0) << ID_AA64MMFR1_SpecSEI_SHIFT) #define ID_AA64MMFR1_SpecSEI_IMPL (UL(0x1) << ID_AA64MMFR1_SpecSEI_SHIFT) #define ID_AA64MMFR1_XNX_SHIFT 28 #define ID_AA64MMFR1_XNX_MASK (UL(0xf) << ID_AA64MMFR1_XNX_SHIFT) #define ID_AA64MMFR1_XNX_VAL(x) ((x) & ID_AA64MMFR1_XNX_MASK) #define ID_AA64MMFR1_XNX_NONE (UL(0x0) << ID_AA64MMFR1_XNX_SHIFT) #define ID_AA64MMFR1_XNX_IMPL (UL(0x1) << ID_AA64MMFR1_XNX_SHIFT) /* ID_AA64MMFR2_EL1 */ #define ID_AA64MMFR2_EL1 MRS_REG(3, 0, 0, 7, 2) #define ID_AA64MMFR2_CnP_SHIFT 0 #define ID_AA64MMFR2_CnP_MASK (UL(0xf) << ID_AA64MMFR2_CnP_SHIFT) #define ID_AA64MMFR2_CnP_VAL(x) ((x) & ID_AA64MMFR2_CnP_MASK) #define ID_AA64MMFR2_CnP_NONE (UL(0x0) << ID_AA64MMFR2_CnP_SHIFT) #define ID_AA64MMFR2_CnP_IMPL (UL(0x1) << ID_AA64MMFR2_CnP_SHIFT) #define ID_AA64MMFR2_UAO_SHIFT 4 #define ID_AA64MMFR2_UAO_MASK (UL(0xf) << ID_AA64MMFR2_UAO_SHIFT) #define ID_AA64MMFR2_UAO_VAL(x) ((x) & ID_AA64MMFR2_UAO_MASK) #define ID_AA64MMFR2_UAO_NONE (UL(0x0) << ID_AA64MMFR2_UAO_SHIFT) #define ID_AA64MMFR2_UAO_IMPL (UL(0x1) << ID_AA64MMFR2_UAO_SHIFT) #define ID_AA64MMFR2_LSM_SHIFT 8 #define ID_AA64MMFR2_LSM_MASK (UL(0xf) << ID_AA64MMFR2_LSM_SHIFT) #define ID_AA64MMFR2_LSM_VAL(x) ((x) & ID_AA64MMFR2_LSM_MASK) #define ID_AA64MMFR2_LSM_NONE (UL(0x0) << ID_AA64MMFR2_LSM_SHIFT) #define ID_AA64MMFR2_LSM_IMPL (UL(0x1) << ID_AA64MMFR2_LSM_SHIFT) #define ID_AA64MMFR2_IESB_SHIFT 12 #define ID_AA64MMFR2_IESB_MASK (UL(0xf) << ID_AA64MMFR2_IESB_SHIFT) #define ID_AA64MMFR2_IESB_VAL(x) ((x) & ID_AA64MMFR2_IESB_MASK) #define ID_AA64MMFR2_IESB_NONE (UL(0x0) << ID_AA64MMFR2_IESB_SHIFT) #define ID_AA64MMFR2_IESB_IMPL (UL(0x1) << ID_AA64MMFR2_IESB_SHIFT) #define ID_AA64MMFR2_VARange_SHIFT 16 #define ID_AA64MMFR2_VARange_MASK (UL(0xf) << ID_AA64MMFR2_VARange_SHIFT) #define ID_AA64MMFR2_VARange_VAL(x) ((x) & ID_AA64MMFR2_VARange_MASK) #define ID_AA64MMFR2_VARange_48 (UL(0x0) << ID_AA64MMFR2_VARange_SHIFT) #define ID_AA64MMFR2_VARange_52 (UL(0x1) << ID_AA64MMFR2_VARange_SHIFT) #define ID_AA64MMFR2_CCIDX_SHIFT 20 #define ID_AA64MMFR2_CCIDX_MASK (UL(0xf) << ID_AA64MMFR2_CCIDX_SHIFT) #define ID_AA64MMFR2_CCIDX_VAL(x) ((x) & ID_AA64MMFR2_CCIDX_MASK) #define ID_AA64MMFR2_CCIDX_32 (UL(0x0) << ID_AA64MMFR2_CCIDX_SHIFT) #define ID_AA64MMFR2_CCIDX_64 (UL(0x1) << ID_AA64MMFR2_CCIDX_SHIFT) #define ID_AA64MMFR2_NV_SHIFT 24 #define ID_AA64MMFR2_NV_MASK (UL(0xf) << ID_AA64MMFR2_NV_SHIFT) #define ID_AA64MMFR2_NV_VAL(x) ((x) & ID_AA64MMFR2_NV_MASK) #define ID_AA64MMFR2_NV_NONE (UL(0x0) << ID_AA64MMFR2_NV_SHIFT) #define ID_AA64MMFR2_NV_IMPL (UL(0x1) << ID_AA64MMFR2_NV_SHIFT) #define ID_AA64MMFR2_ST_SHIFT 28 #define ID_AA64MMFR2_ST_MASK (UL(0xf) << ID_AA64MMFR2_ST_SHIFT) #define ID_AA64MMFR2_ST_VAL(x) ((x) & ID_AA64MMFR2_ST_MASK) #define ID_AA64MMFR2_ST_NONE (UL(0x0) << ID_AA64MMFR2_ST_SHIFT) #define ID_AA64MMFR2_ST_IMPL (UL(0x1) << ID_AA64MMFR2_ST_SHIFT) #define ID_AA64MMFR2_AT_SHIFT 32 #define ID_AA64MMFR2_AT_MASK (UL(0xf) << ID_AA64MMFR2_AT_SHIFT) #define ID_AA64MMFR2_AT_VAL(x) ((x) & ID_AA64MMFR2_AT_MASK) #define ID_AA64MMFR2_AT_NONE (UL(0x0) << ID_AA64MMFR2_AT_SHIFT) #define ID_AA64MMFR2_AT_IMPL (UL(0x1) << ID_AA64MMFR2_AT_SHIFT) #define ID_AA64MMFR2_IDS_SHIFT 36 #define ID_AA64MMFR2_IDS_MASK (UL(0xf) << ID_AA64MMFR2_IDS_SHIFT) #define ID_AA64MMFR2_IDS_VAL(x) ((x) & ID_AA64MMFR2_IDS_MASK) #define ID_AA64MMFR2_IDS_NONE (UL(0x0) << ID_AA64MMFR2_IDS_SHIFT) #define ID_AA64MMFR2_IDS_IMPL (UL(0x1) << ID_AA64MMFR2_IDS_SHIFT) #define ID_AA64MMFR2_FWB_SHIFT 40 #define ID_AA64MMFR2_FWB_MASK (UL(0xf) << ID_AA64MMFR2_FWB_SHIFT) #define ID_AA64MMFR2_FWB_VAL(x) ((x) & ID_AA64MMFR2_FWB_MASK) #define ID_AA64MMFR2_FWB_NONE (UL(0x0) << ID_AA64MMFR2_FWB_SHIFT) #define ID_AA64MMFR2_FWB_IMPL (UL(0x1) << ID_AA64MMFR2_FWB_SHIFT) #define ID_AA64MMFR2_TTL_SHIFT 48 #define ID_AA64MMFR2_TTL_MASK (UL(0xf) << ID_AA64MMFR2_TTL_SHIFT) #define ID_AA64MMFR2_TTL_VAL(x) ((x) & ID_AA64MMFR2_TTL_MASK) #define ID_AA64MMFR2_TTL_NONE (UL(0x0) << ID_AA64MMFR2_TTL_SHIFT) #define ID_AA64MMFR2_TTL_IMPL (UL(0x1) << ID_AA64MMFR2_TTL_SHIFT) #define ID_AA64MMFR2_BBM_SHIFT 52 #define ID_AA64MMFR2_BBM_MASK (UL(0xf) << ID_AA64MMFR2_BBM_SHIFT) #define ID_AA64MMFR2_BBM_VAL(x) ((x) & ID_AA64MMFR2_BBM_MASK) #define ID_AA64MMFR2_BBM_LEVEL0 (UL(0x0) << ID_AA64MMFR2_BBM_SHIFT) #define ID_AA64MMFR2_BBM_LEVEL1 (UL(0x1) << ID_AA64MMFR2_BBM_SHIFT) #define ID_AA64MMFR2_BBM_LEVEL2 (UL(0x2) << ID_AA64MMFR2_BBM_SHIFT) #define ID_AA64MMFR2_EVT_SHIFT 56 #define ID_AA64MMFR2_EVT_MASK (UL(0xf) << ID_AA64MMFR2_EVT_SHIFT) #define ID_AA64MMFR2_EVT_VAL(x) ((x) & ID_AA64MMFR2_EVT_MASK) #define ID_AA64MMFR2_EVT_NONE (UL(0x0) << ID_AA64MMFR2_EVT_SHIFT) #define ID_AA64MMFR2_EVT_8_2 (UL(0x1) << ID_AA64MMFR2_EVT_SHIFT) #define ID_AA64MMFR2_EVT_8_5 (UL(0x2) << ID_AA64MMFR2_EVT_SHIFT) #define ID_AA64MMFR2_E0PD_SHIFT 60 #define ID_AA64MMFR2_E0PD_MASK (UL(0xf) << ID_AA64MMFR2_E0PD_SHIFT) #define ID_AA64MMFR2_E0PD_VAL(x) ((x) & ID_AA64MMFR2_E0PD_MASK) #define ID_AA64MMFR2_E0PD_NONE (UL(0x0) << ID_AA64MMFR2_E0PD_SHIFT) #define ID_AA64MMFR2_E0PD_IMPL (UL(0x1) << ID_AA64MMFR2_E0PD_SHIFT) /* ID_AA64PFR0_EL1 */ #define ID_AA64PFR0_EL1 MRS_REG(3, 0, 0, 4, 0) #define ID_AA64PFR0_EL0_SHIFT 0 #define ID_AA64PFR0_EL0_MASK (UL(0xf) << ID_AA64PFR0_EL0_SHIFT) #define ID_AA64PFR0_EL0_VAL(x) ((x) & ID_AA64PFR0_EL0_MASK) #define ID_AA64PFR0_EL0_64 (UL(0x1) << ID_AA64PFR0_EL0_SHIFT) #define ID_AA64PFR0_EL0_64_32 (UL(0x2) << ID_AA64PFR0_EL0_SHIFT) #define ID_AA64PFR0_EL1_SHIFT 4 #define ID_AA64PFR0_EL1_MASK (UL(0xf) << ID_AA64PFR0_EL1_SHIFT) #define ID_AA64PFR0_EL1_VAL(x) ((x) & ID_AA64PFR0_EL1_MASK) #define ID_AA64PFR0_EL1_64 (UL(0x1) << ID_AA64PFR0_EL1_SHIFT) #define ID_AA64PFR0_EL1_64_32 (UL(0x2) << ID_AA64PFR0_EL1_SHIFT) #define ID_AA64PFR0_EL2_SHIFT 8 #define ID_AA64PFR0_EL2_MASK (UL(0xf) << ID_AA64PFR0_EL2_SHIFT) #define ID_AA64PFR0_EL2_VAL(x) ((x) & ID_AA64PFR0_EL2_MASK) #define ID_AA64PFR0_EL2_NONE (UL(0x0) << ID_AA64PFR0_EL2_SHIFT) #define ID_AA64PFR0_EL2_64 (UL(0x1) << ID_AA64PFR0_EL2_SHIFT) #define ID_AA64PFR0_EL2_64_32 (UL(0x2) << ID_AA64PFR0_EL2_SHIFT) #define ID_AA64PFR0_EL3_SHIFT 12 #define ID_AA64PFR0_EL3_MASK (UL(0xf) << ID_AA64PFR0_EL3_SHIFT) #define ID_AA64PFR0_EL3_VAL(x) ((x) & ID_AA64PFR0_EL3_MASK) #define ID_AA64PFR0_EL3_NONE (UL(0x0) << ID_AA64PFR0_EL3_SHIFT) #define ID_AA64PFR0_EL3_64 (UL(0x1) << ID_AA64PFR0_EL3_SHIFT) #define ID_AA64PFR0_EL3_64_32 (UL(0x2) << ID_AA64PFR0_EL3_SHIFT) #define ID_AA64PFR0_FP_SHIFT 16 #define ID_AA64PFR0_FP_MASK (UL(0xf) << ID_AA64PFR0_FP_SHIFT) #define ID_AA64PFR0_FP_VAL(x) ((x) & ID_AA64PFR0_FP_MASK) #define ID_AA64PFR0_FP_IMPL (UL(0x0) << ID_AA64PFR0_FP_SHIFT) #define ID_AA64PFR0_FP_HP (UL(0x1) << ID_AA64PFR0_FP_SHIFT) #define ID_AA64PFR0_FP_NONE (UL(0xf) << ID_AA64PFR0_FP_SHIFT) #define ID_AA64PFR0_AdvSIMD_SHIFT 20 #define ID_AA64PFR0_AdvSIMD_MASK (UL(0xf) << ID_AA64PFR0_AdvSIMD_SHIFT) #define ID_AA64PFR0_AdvSIMD_VAL(x) ((x) & ID_AA64PFR0_AdvSIMD_MASK) #define ID_AA64PFR0_AdvSIMD_IMPL (UL(0x0) << ID_AA64PFR0_AdvSIMD_SHIFT) #define ID_AA64PFR0_AdvSIMD_HP (UL(0x1) << ID_AA64PFR0_AdvSIMD_SHIFT) #define ID_AA64PFR0_AdvSIMD_NONE (UL(0xf) << ID_AA64PFR0_AdvSIMD_SHIFT) #define ID_AA64PFR0_GIC_BITS 0x4 /* Number of bits in GIC field */ #define ID_AA64PFR0_GIC_SHIFT 24 #define ID_AA64PFR0_GIC_MASK (UL(0xf) << ID_AA64PFR0_GIC_SHIFT) #define ID_AA64PFR0_GIC_VAL(x) ((x) & ID_AA64PFR0_GIC_MASK) #define ID_AA64PFR0_GIC_CPUIF_NONE (UL(0x0) << ID_AA64PFR0_GIC_SHIFT) #define ID_AA64PFR0_GIC_CPUIF_EN (UL(0x1) << ID_AA64PFR0_GIC_SHIFT) #define ID_AA64PFR0_RAS_SHIFT 28 #define ID_AA64PFR0_RAS_MASK (UL(0xf) << ID_AA64PFR0_RAS_SHIFT) #define ID_AA64PFR0_RAS_VAL(x) ((x) & ID_AA64PFR0_RAS_MASK) #define ID_AA64PFR0_RAS_NONE (UL(0x0) << ID_AA64PFR0_RAS_SHIFT) #define ID_AA64PFR0_RAS_V1 (UL(0x1) << ID_AA64PFR0_RAS_SHIFT) #define ID_AA64PFR0_SVE_SHIFT 32 #define ID_AA64PFR0_SVE_MASK (UL(0xf) << ID_AA64PFR0_SVE_SHIFT) #define ID_AA64PFR0_SVE_VAL(x) ((x) & ID_AA64PFR0_SVE_MASK) #define ID_AA64PFR0_SVE_NONE (UL(0x0) << ID_AA64PFR0_SVE_SHIFT) #define ID_AA64PFR0_SVE_IMPL (UL(0x1) << ID_AA64PFR0_SVE_SHIFT) #define ID_AA64PFR0_SEL2_SHIFT 36 #define ID_AA64PFR0_SEL2_MASK (UL(0xf) << ID_AA64PFR0_SEL2_SHIFT) #define ID_AA64PFR0_SEL2_VAL(x) ((x) & ID_AA64PFR0_SEL2_MASK) #define ID_AA64PFR0_SEL2_NONE (UL(0x0) << ID_AA64PFR0_SEL2_SHIFT) #define ID_AA64PFR0_SEL2_IMPL (UL(0x1) << ID_AA64PFR0_SEL2_SHIFT) #define ID_AA64PFR0_MPAM_SHIFT 40 #define ID_AA64PFR0_MPAM_MASK (UL(0xf) << ID_AA64PFR0_MPAM_SHIFT) #define ID_AA64PFR0_MPAM_VAL(x) ((x) & ID_AA64PFR0_MPAM_MASK) #define ID_AA64PFR0_MPAM_NONE (UL(0x0) << ID_AA64PFR0_MPAM_SHIFT) #define ID_AA64PFR0_MPAM_IMPL (UL(0x1) << ID_AA64PFR0_MPAM_SHIFT) #define ID_AA64PFR0_AMU_SHIFT 44 #define ID_AA64PFR0_AMU_MASK (UL(0xf) << ID_AA64PFR0_AMU_SHIFT) #define ID_AA64PFR0_AMU_VAL(x) ((x) & ID_AA64PFR0_AMU_MASK) #define ID_AA64PFR0_AMU_NONE (UL(0x0) << ID_AA64PFR0_AMU_SHIFT) #define ID_AA64PFR0_AMU_V1 (UL(0x1) << ID_AA64PFR0_AMU_SHIFT) #define ID_AA64PFR0_DIT_SHIFT 48 #define ID_AA64PFR0_DIT_MASK (UL(0xf) << ID_AA64PFR0_DIT_SHIFT) #define ID_AA64PFR0_DIT_VAL(x) ((x) & ID_AA64PFR0_DIT_MASK) #define ID_AA64PFR0_DIT_NONE (UL(0x0) << ID_AA64PFR0_DIT_SHIFT) #define ID_AA64PFR0_DIT_PSTATE (UL(0x1) << ID_AA64PFR0_DIT_SHIFT) #define ID_AA64PFR0_CSV2_SHIFT 56 #define ID_AA64PFR0_CSV2_MASK (UL(0xf) << ID_AA64PFR0_CSV2_SHIFT) #define ID_AA64PFR0_CSV2_VAL(x) ((x) & ID_AA64PFR0_CSV2_MASK) #define ID_AA64PFR0_CSV2_NONE (UL(0x0) << ID_AA64PFR0_CSV2_SHIFT) #define ID_AA64PFR0_CSV2_ISOLATED (UL(0x1) << ID_AA64PFR0_CSV2_SHIFT) #define ID_AA64PFR0_CSV2_SCXTNUM (UL(0x2) << ID_AA64PFR0_CSV2_SHIFT) #define ID_AA64PFR0_CSV3_SHIFT 60 #define ID_AA64PFR0_CSV3_MASK (UL(0xf) << ID_AA64PFR0_CSV3_SHIFT) #define ID_AA64PFR0_CSV3_VAL(x) ((x) & ID_AA64PFR0_CSV3_MASK) #define ID_AA64PFR0_CSV3_NONE (UL(0x0) << ID_AA64PFR0_CSV3_SHIFT) #define ID_AA64PFR0_CSV3_ISOLATED (UL(0x1) << ID_AA64PFR0_CSV3_SHIFT) /* ID_AA64PFR1_EL1 */ #define ID_AA64PFR1_EL1 MRS_REG(3, 0, 0, 4, 1) #define ID_AA64PFR1_BT_SHIFT 0 #define ID_AA64PFR1_BT_MASK (UL(0xf) << ID_AA64PFR1_BT_SHIFT) #define ID_AA64PFR1_BT_VAL(x) ((x) & ID_AA64PFR1_BT_MASK) #define ID_AA64PFR1_BT_NONE (UL(0x0) << ID_AA64PFR1_BT_SHIFT) #define ID_AA64PFR1_BT_IMPL (UL(0x1) << ID_AA64PFR1_BT_SHIFT) #define ID_AA64PFR1_SSBS_SHIFT 4 #define ID_AA64PFR1_SSBS_MASK (UL(0xf) << ID_AA64PFR1_SSBS_SHIFT) #define ID_AA64PFR1_SSBS_VAL(x) ((x) & ID_AA64PFR1_SSBS_MASK) #define ID_AA64PFR1_SSBS_NONE (UL(0x0) << ID_AA64PFR1_SSBS_SHIFT) #define ID_AA64PFR1_SSBS_PSTATE (UL(0x1) << ID_AA64PFR1_SSBS_SHIFT) #define ID_AA64PFR1_SSBS_PSTATE_MSR (UL(0x2) << ID_AA64PFR1_SSBS_SHIFT) #define ID_AA64PFR1_MTE_SHIFT 8 #define ID_AA64PFR1_MTE_MASK (UL(0xf) << ID_AA64PFR1_MTE_SHIFT) #define ID_AA64PFR1_MTE_VAL(x) ((x) & ID_AA64PFR1_MTE_MASK) #define ID_AA64PFR1_MTE_NONE (UL(0x0) << ID_AA64PFR1_MTE_SHIFT) #define ID_AA64PFR1_MTE_IMPL_EL0 (UL(0x1) << ID_AA64PFR1_MTE_SHIFT) #define ID_AA64PFR1_MTE_IMPL (UL(0x2) << ID_AA64PFR1_MTE_SHIFT) #define ID_AA64PFR1_RAS_frac_SHIFT 12 #define ID_AA64PFR1_RAS_frac_MASK (UL(0xf) << ID_AA64PFR1_RAS_frac_SHIFT) #define ID_AA64PFR1_RAS_frac_VAL(x) ((x) & ID_AA64PFR1_RAS_frac_MASK) #define ID_AA64PFR1_RAS_frac_V1 (UL(0x0) << ID_AA64PFR1_RAS_frac_SHIFT) #define ID_AA64PFR1_RAS_frac_V2 (UL(0x1) << ID_AA64PFR1_RAS_frac_SHIFT) /* MAIR_EL1 - Memory Attribute Indirection Register */ #define MAIR_ATTR_MASK(idx) (0xff << ((n)* 8)) #define MAIR_ATTR(attr, idx) ((attr) << ((idx) * 8)) #define MAIR_DEVICE_nGnRnE 0x00 #define MAIR_DEVICE_nGnRE 0x04 #define MAIR_NORMAL_NC 0x44 #define MAIR_NORMAL_WT 0xbb #define MAIR_NORMAL_WB 0xff /* PAR_EL1 - Physical Address Register */ #define PAR_F_SHIFT 0 #define PAR_F (0x1 << PAR_F_SHIFT) #define PAR_SUCCESS(x) (((x) & PAR_F) == 0) /* When PAR_F == 0 (success) */ #define PAR_LOW_MASK 0xfff #define PAR_SH_SHIFT 7 #define PAR_SH_MASK (0x3 << PAR_SH_SHIFT) #define PAR_NS_SHIFT 9 #define PAR_NS_MASK (0x3 << PAR_NS_SHIFT) #define PAR_PA_SHIFT 12 #define PAR_PA_MASK 0x0000fffffffff000 #define PAR_ATTR_SHIFT 56 #define PAR_ATTR_MASK (0xff << PAR_ATTR_SHIFT) /* When PAR_F == 1 (aborted) */ #define PAR_FST_SHIFT 1 #define PAR_FST_MASK (0x3f << PAR_FST_SHIFT) #define PAR_PTW_SHIFT 8 #define PAR_PTW_MASK (0x1 << PAR_PTW_SHIFT) #define PAR_S_SHIFT 9 #define PAR_S_MASK (0x1 << PAR_S_SHIFT) /* SCTLR_EL1 - System Control Register */ #define SCTLR_RES0 0xc8222440 /* Reserved ARMv8.0, write 0 */ #define SCTLR_RES1 0x30d00800 /* Reserved ARMv8.0, write 1 */ #define SCTLR_M 0x00000001 #define SCTLR_A 0x00000002 #define SCTLR_C 0x00000004 #define SCTLR_SA 0x00000008 #define SCTLR_SA0 0x00000010 #define SCTLR_CP15BEN 0x00000020 /* Bit 6 is reserved */ #define SCTLR_ITD 0x00000080 #define SCTLR_SED 0x00000100 #define SCTLR_UMA 0x00000200 /* Bit 10 is reserved */ /* Bit 11 is reserved */ #define SCTLR_I 0x00001000 #define SCTLR_EnDB 0x00002000 /* ARMv8.3 */ #define SCTLR_DZE 0x00004000 #define SCTLR_UCT 0x00008000 #define SCTLR_nTWI 0x00010000 /* Bit 17 is reserved */ #define SCTLR_nTWE 0x00040000 #define SCTLR_WXN 0x00080000 /* Bit 20 is reserved */ #define SCTLR_IESB 0x00200000 /* ARMv8.2 */ /* Bit 22 is reserved */ #define SCTLR_SPAN 0x00800000 /* ARMv8.1 */ #define SCTLR_EOE 0x01000000 #define SCTLR_EE 0x02000000 #define SCTLR_UCI 0x04000000 #define SCTLR_EnDA 0x08000000 /* ARMv8.3 */ #define SCTLR_nTLSMD 0x10000000 /* ARMv8.2 */ #define SCTLR_LSMAOE 0x20000000 /* ARMv8.2 */ #define SCTLR_EnIB 0x40000000 /* ARMv8.3 */ #define SCTLR_EnIA 0x80000000 /* ARMv8.3 */ /* SPSR_EL1 */ /* * When the exception is taken in AArch64: * M[3:2] is the exception level * M[1] is unused * M[0] is the SP select: * 0: always SP0 * 1: current ELs SP */ #define PSR_M_EL0t 0x00000000 #define PSR_M_EL1t 0x00000004 #define PSR_M_EL1h 0x00000005 #define PSR_M_EL2t 0x00000008 #define PSR_M_EL2h 0x00000009 #define PSR_M_64 0x00000000 #define PSR_M_32 0x00000010 #define PSR_M_MASK 0x0000000f #define PSR_T 0x00000020 #define PSR_AARCH32 0x00000010 #define PSR_F 0x00000040 #define PSR_I 0x00000080 #define PSR_A 0x00000100 #define PSR_D 0x00000200 #define PSR_DAIF (PSR_D | PSR_A | PSR_I | PSR_F) #define PSR_IL 0x00100000 #define PSR_SS 0x00200000 #define PSR_V 0x10000000 #define PSR_C 0x20000000 #define PSR_Z 0x40000000 #define PSR_N 0x80000000 #define PSR_FLAGS 0xf0000000 /* TCR_EL1 - Translation Control Register */ /* Bits 63:59 are reserved */ #define TCR_TCMA1_SHIFT 58 #define TCR_TCMA1 (1UL << TCR_TCMA1_SHIFT) #define TCR_TCMA0_SHIFT 57 #define TCR_TCMA0 (1UL << TCR_TCMA0_SHIFT) #define TCR_E0PD1_SHIFT 56 #define TCR_E0PD1 (1UL << TCR_E0PD1_SHIFT) #define TCR_E0PD0_SHIFT 55 #define TCR_E0PD0 (1UL << TCR_E0PD0_SHIFT) #define TCR_NFD1_SHIFT 54 #define TCR_NFD1 (1UL << TCR_NFD1_SHIFT) #define TCR_NFD0_SHIFT 53 #define TCR_NFD0 (1UL << TCR_NFD0_SHIFT) #define TCR_TBID1_SHIFT 52 #define TCR_TBID1 (1UL << TCR_TBID1_SHIFT) #define TCR_TBID0_SHIFT 51 #define TCR_TBID0 (1UL << TCR_TBID0_SHIFT) #define TCR_HWU162_SHIFT 50 #define TCR_HWU162 (1UL << TCR_HWU162_SHIFT) #define TCR_HWU161_SHIFT 49 #define TCR_HWU161 (1UL << TCR_HWU161_SHIFT) #define TCR_HWU160_SHIFT 48 #define TCR_HWU160 (1UL << TCR_HWU160_SHIFT) #define TCR_HWU159_SHIFT 47 #define TCR_HWU159 (1UL << TCR_HWU159_SHIFT) #define TCR_HWU1 \ (TCR_HWU159 | TCR_HWU160 | TCR_HWU161 | TCR_HWU162) #define TCR_HWU062_SHIFT 46 #define TCR_HWU062 (1UL << TCR_HWU062_SHIFT) #define TCR_HWU061_SHIFT 45 #define TCR_HWU061 (1UL << TCR_HWU061_SHIFT) #define TCR_HWU060_SHIFT 44 #define TCR_HWU060 (1UL << TCR_HWU060_SHIFT) #define TCR_HWU059_SHIFT 43 #define TCR_HWU059 (1UL << TCR_HWU059_SHIFT) #define TCR_HWU0 \ (TCR_HWU059 | TCR_HWU060 | TCR_HWU061 | TCR_HWU062) #define TCR_HPD1_SHIFT 42 #define TCR_HPD1 (1UL << TCR_HPD1_SHIFT) #define TCR_HPD0_SHIFT 41 #define TCR_HPD0 (1UL << TCR_HPD0_SHIFT) #define TCR_HD_SHIFT 40 #define TCR_HD (1UL << TCR_HD_SHIFT) #define TCR_HA_SHIFT 39 #define TCR_HA (1UL << TCR_HA_SHIFT) #define TCR_TBI1_SHIFT 38 #define TCR_TBI1 (1UL << TCR_TBI1_SHIFT) #define TCR_TBI0_SHIFT 37 #define TCR_TBI0 (1U << TCR_TBI0_SHIFT) #define TCR_ASID_SHIFT 36 #define TCR_ASID_WIDTH 1 #define TCR_ASID_16 (1UL << TCR_ASID_SHIFT) /* Bit 35 is reserved */ #define TCR_IPS_SHIFT 32 #define TCR_IPS_WIDTH 3 #define TCR_IPS_32BIT (0UL << TCR_IPS_SHIFT) #define TCR_IPS_36BIT (1UL << TCR_IPS_SHIFT) #define TCR_IPS_40BIT (2UL << TCR_IPS_SHIFT) #define TCR_IPS_42BIT (3UL << TCR_IPS_SHIFT) #define TCR_IPS_44BIT (4UL << TCR_IPS_SHIFT) #define TCR_IPS_48BIT (5UL << TCR_IPS_SHIFT) #define TCR_TG1_SHIFT 30 #define TCR_TG1_16K (1UL << TCR_TG1_SHIFT) #define TCR_TG1_4K (2UL << TCR_TG1_SHIFT) #define TCR_TG1_64K (3UL << TCR_TG1_SHIFT) #define TCR_SH1_SHIFT 28 #define TCR_SH1_IS (3UL << TCR_SH1_SHIFT) #define TCR_ORGN1_SHIFT 26 #define TCR_ORGN1_WBWA (1UL << TCR_ORGN1_SHIFT) #define TCR_IRGN1_SHIFT 24 #define TCR_IRGN1_WBWA (1UL << TCR_IRGN1_SHIFT) #define TCR_EPD1_SHIFT 23 #define TCR_EPD1 (1UL << TCR_EPD1_SHIFT) #define TCR_A1_SHIFT 22 #define TCR_A1 (0x1UL << TCR_A1_SHIFT) #define TCR_T1SZ_SHIFT 16 #define TCR_T1SZ(x) ((x) << TCR_T1SZ_SHIFT) #define TCR_TG0_SHIFT 14 #define TCR_TG0_16K (1UL << TCR_TG0_SHIFT) #define TCR_TG0_4K (2UL << TCR_TG0_SHIFT) #define TCR_TG0_64K (3UL << TCR_TG0_SHIFT) #define TCR_SH0_SHIFT 12 #define TCR_SH0_IS (3UL << TCR_SH0_SHIFT) #define TCR_ORGN0_SHIFT 10 #define TCR_ORGN0_WBWA (1UL << TCR_ORGN0_SHIFT) #define TCR_IRGN0_SHIFT 8 #define TCR_IRGN0_WBWA (1UL << TCR_IRGN0_SHIFT) #define TCR_EPD0_SHIFT 7 #define TCR_EPD0 (1UL << TCR_EPD1_SHIFT) /* Bit 6 is reserved */ #define TCR_T0SZ_SHIFT 0 #define TCR_T0SZ_MASK 0x3f #define TCR_T0SZ(x) ((x) << TCR_T0SZ_SHIFT) #define TCR_TxSZ(x) (TCR_T1SZ(x) | TCR_T0SZ(x)) #define TCR_CACHE_ATTRS ((TCR_IRGN0_WBWA | TCR_IRGN1_WBWA) |\ (TCR_ORGN0_WBWA | TCR_ORGN1_WBWA)) #ifdef SMP #define TCR_SMP_ATTRS (TCR_SH0_IS | TCR_SH1_IS) #else #define TCR_SMP_ATTRS 0 #endif /* Saved Program Status Register */ #define DBG_SPSR_SS (0x1 << 21) /* Monitor Debug System Control Register */ #define DBG_MDSCR_SS (0x1 << 0) #define DBG_MDSCR_KDE (0x1 << 13) #define DBG_MDSCR_MDE (0x1 << 15) /* Debug Breakpoint Control Registers */ #define DBG_BCR_EN 0x1 #define DBG_BCR_PMC_SHIFT 1 #define DBG_BCR_PMC (0x3 << DBG_BCR_PMC_SHIFT) #define DBG_BCR_PMC_EL1 (0x1 << DBG_BCR_PMC_SHIFT) #define DBG_BCR_PMC_EL0 (0x2 << DBG_BCR_PMC_SHIFT) #define DBG_BCR_BAS_SHIFT 5 #define DBG_BCR_BAS (0xf << DBG_BCR_BAS_SHIFT) #define DBG_BCR_HMC_SHIFT 13 #define DBG_BCR_HMC (0x1 << DBG_BCR_HMC_SHIFT) #define DBG_BCR_SSC_SHIFT 14 #define DBG_BCR_SSC (0x3 << DBG_BCR_SSC_SHIFT) #define DBG_BCR_LBN_SHIFT 16 #define DBG_BCR_LBN (0xf << DBG_BCR_LBN_SHIFT) #define DBG_BCR_BT_SHIFT 20 #define DBG_BCR_BT (0xf << DBG_BCR_BT_SHIFT) +/* Debug Watchpoint Control Registers */ +#define DBG_WCR_EN 0x1 +#define DBG_WCR_PAC_SHIFT 1 +#define DBG_WCR_PAC (0x3 << DBG_WCR_PAC_SHIFT) +#define DBG_WCR_PAC_EL1 (0x1 << DBG_WCR_PAC_SHIFT) +#define DBG_WCR_PAC_EL0 (0x2 << DBG_WCR_PAC_SHIFT) +#define DBG_WCR_LSC_SHIFT 3 +#define DBG_WCR_LSC (0x3 << DBG_WCR_LSC_SHIFT) +#define DBG_WCR_BAS_SHIFT 5 +#define DBG_WCR_BAS (0xff << DBG_WCR_BAS_SHIFT) +#define DBG_WCR_BAS_MASK DBG_WCR_BAS +#define DBG_WCR_HMC_SHIFT 13 +#define DBG_WCR_HMC (0x1 << DBG_WCR_HMC_SHIFT) +#define DBG_WCR_SSC_SHIFT 14 +#define DBG_WCR_SSC (0x3 << DBG_WCR_SSC_SHIFT) +#define DBG_WCR_LBN_SHIFT 16 +#define DBG_WCR_LBN (0xf << DBG_WCR_LBN_SHIFT) +#define DBG_WCR_WT_SHIFT 20 +#define DBG_WCR_WT (0x1 << DBG_WCR_WT_SHIFT) +#define DBG_WCR_MASK_SHIFT 24 +#define DBG_WCR_MASK (0x1f << DBG_WCR_MASK_SHIFT) + /* Perfomance Monitoring Counters */ #define PMCR_E (1 << 0) /* Enable all counters */ #define PMCR_P (1 << 1) /* Reset all counters */ #define PMCR_C (1 << 2) /* Clock counter reset */ #define PMCR_D (1 << 3) /* CNTR counts every 64 clk cycles */ #define PMCR_X (1 << 4) /* Export to ext. monitoring (ETM) */ #define PMCR_DP (1 << 5) /* Disable CCNT if non-invasive debug*/ #define PMCR_LC (1 << 6) /* Long cycle count enable */ #define PMCR_IMP_SHIFT 24 /* Implementer code */ #define PMCR_IMP_MASK (0xff << PMCR_IMP_SHIFT) #define PMCR_IMP_ARM 0x41 #define PMCR_IDCODE_SHIFT 16 /* Identification code */ #define PMCR_IDCODE_MASK (0xff << PMCR_IDCODE_SHIFT) #define PMCR_IDCODE_CORTEX_A57 0x01 #define PMCR_IDCODE_CORTEX_A72 0x02 #define PMCR_IDCODE_CORTEX_A53 0x03 #define PMCR_IDCODE_CORTEX_A73 0x04 #define PMCR_IDCODE_CORTEX_A35 0x0a #define PMCR_IDCODE_CORTEX_A76 0x0b #define PMCR_IDCODE_NEOVERSE_N1 0x0c #define PMCR_IDCODE_CORTEX_A77 0x10 #define PMCR_IDCODE_CORTEX_A55 0x45 #define PMCR_IDCODE_NEOVERSE_E1 0x46 #define PMCR_IDCODE_CORTEX_A75 0x4a #define PMCR_N_SHIFT 11 /* Number of counters implemented */ #define PMCR_N_MASK (0x1f << PMCR_N_SHIFT) #endif /* !_MACHINE_ARMREG_H_ */ diff --git a/sys/arm64/include/reg.h b/sys/arm64/include/reg.h index aafe02b70925..9cfc5ea1d437 100644 --- a/sys/arm64/include/reg.h +++ b/sys/arm64/include/reg.h @@ -1,99 +1,106 @@ /*- * Copyright (c) 2014 Andrew Turner * Copyright (c) 2014-2015 The FreeBSD Foundation * All rights reserved. * * This software was developed by Andrew Turner under * sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD$ */ #ifndef _MACHINE_REG_H_ #define _MACHINE_REG_H_ struct reg { uint64_t x[30]; uint64_t lr; uint64_t sp; uint64_t elr; uint32_t spsr; }; struct reg32 { unsigned int r[13]; unsigned int r_sp; unsigned int r_lr; unsigned int r_pc; unsigned int r_cpsr; }; struct fpreg { __uint128_t fp_q[32]; uint32_t fp_sr; uint32_t fp_cr; }; struct fpreg32 { int dummy; }; struct dbreg { - uint32_t db_info; - uint32_t db_pad; + uint8_t db_debug_ver; + uint8_t db_nbkpts; + uint8_t db_nwtpts; + uint8_t db_pad[5]; struct { uint64_t dbr_addr; uint32_t dbr_ctrl; uint32_t dbr_pad; - } db_regs[16]; + } db_breakregs[16]; + struct { + uint64_t dbw_addr; + uint32_t dbw_ctrl; + uint32_t dbw_pad; + } db_watchregs[16]; }; struct dbreg32 { int dummy; }; #define __HAVE_REG32 #ifdef _KERNEL /* * XXX these interfaces are MI, so they should be declared in a MI place. */ int fill_regs(struct thread *, struct reg *); int set_regs(struct thread *, struct reg *); int fill_fpregs(struct thread *, struct fpreg *); int set_fpregs(struct thread *, struct fpreg *); int fill_dbregs(struct thread *, struct dbreg *); int set_dbregs(struct thread *, struct dbreg *); #ifdef COMPAT_FREEBSD32 int fill_regs32(struct thread *, struct reg32 *); int set_regs32(struct thread *, struct reg32 *); int fill_fpregs32(struct thread *, struct fpreg32 *); int set_fpregs32(struct thread *, struct fpreg32 *); int fill_dbregs32(struct thread *, struct dbreg32 *); int set_dbregs32(struct thread *, struct dbreg32 *); #endif #endif #endif /* !_MACHINE_REG_H_ */