diff options
author | Marc Zyngier <maz@kernel.org> | 2022-09-19 09:45:00 +0100 |
---|---|---|
committer | Marc Zyngier <maz@kernel.org> | 2022-09-19 09:45:00 +0100 |
commit | b04b3315021a524d5eecdb6de0d24cf7371d4abf (patch) | |
tree | de0898dd07726f0e453c9a384a62b30b3a7e3767 /arch/arm64/kvm | |
parent | c317c6d2d2c63461f6860dc322ae4521cbfe3447 (diff) | |
parent | 10453bf149c9539c446574932f00ea50438cede5 (diff) |
Merge remote-tracking branch 'arm64/for-next/sysreg' into kvmarm-master/next
Merge arm64/for-next/sysreg in order to avoid upstream conflicts
due to the never ending sysreg repainting...
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/kvm')
-rw-r--r-- | arch/arm64/kvm/debug.c | 4 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/include/nvhe/fixed_config.h | 60 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/nvhe/pkvm.c | 38 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/nvhe/sys_regs.c | 10 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/pgtable.c | 2 | ||||
-rw-r--r-- | arch/arm64/kvm/pmu-emul.c | 16 | ||||
-rw-r--r-- | arch/arm64/kvm/reset.c | 12 | ||||
-rw-r--r-- | arch/arm64/kvm/sys_regs.c | 48 |
8 files changed, 95 insertions, 95 deletions
diff --git a/arch/arm64/kvm/debug.c b/arch/arm64/kvm/debug.c index 0b28d7db7c76..3f7563d768e2 100644 --- a/arch/arm64/kvm/debug.c +++ b/arch/arm64/kvm/debug.c @@ -295,12 +295,12 @@ void kvm_arch_vcpu_load_debug_state_flags(struct kvm_vcpu *vcpu) * If SPE is present on this CPU and is available at current EL, * we may need to check if the host state needs to be saved. */ - if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_PMSVER_SHIFT) && + if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_PMSVer_SHIFT) && !(read_sysreg_s(SYS_PMBIDR_EL1) & BIT(SYS_PMBIDR_EL1_P_SHIFT))) vcpu_set_flag(vcpu, DEBUG_STATE_SAVE_SPE); /* Check if we have TRBE implemented and available at the host */ - if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_TRBE_SHIFT) && + if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceBuffer_SHIFT) && !(read_sysreg_s(SYS_TRBIDR_EL1) & TRBIDR_PROG)) vcpu_set_flag(vcpu, DEBUG_STATE_SAVE_TRBE); } diff --git a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h index fa6e466ed57f..07edfc7524c9 100644 --- a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h +++ b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h @@ -35,9 +35,9 @@ * - Data Independent Timing */ #define PVM_ID_AA64PFR0_ALLOW (\ - ARM64_FEATURE_MASK(ID_AA64PFR0_FP) | \ - ARM64_FEATURE_MASK(ID_AA64PFR0_ASIMD) | \ - ARM64_FEATURE_MASK(ID_AA64PFR0_DIT) \ + ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_FP) | \ + ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_AdvSIMD) | \ + ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_DIT) \ ) /* @@ -49,11 +49,11 @@ * Supported by KVM */ #define PVM_ID_AA64PFR0_RESTRICT_UNSIGNED (\ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL0), ID_AA64PFR0_ELx_64BIT_ONLY) | \ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1), ID_AA64PFR0_ELx_64BIT_ONLY) | \ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL2), ID_AA64PFR0_ELx_64BIT_ONLY) | \ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL3), ID_AA64PFR0_ELx_64BIT_ONLY) | \ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_RAS), ID_AA64PFR0_RAS_V1) \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL0), ID_AA64PFR0_EL1_ELx_64BIT_ONLY) | \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1), ID_AA64PFR0_EL1_ELx_64BIT_ONLY) | \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL2), ID_AA64PFR0_EL1_ELx_64BIT_ONLY) | \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL3), ID_AA64PFR0_EL1_ELx_64BIT_ONLY) | \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_RAS), ID_AA64PFR0_EL1_RAS_IMP) \ ) /* @@ -62,8 +62,8 @@ * - Speculative Store Bypassing */ #define PVM_ID_AA64PFR1_ALLOW (\ - ARM64_FEATURE_MASK(ID_AA64PFR1_BT) | \ - ARM64_FEATURE_MASK(ID_AA64PFR1_SSBS) \ + ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_BT) | \ + ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_SSBS) \ ) /* @@ -74,10 +74,10 @@ * - Non-context synchronizing exception entry and exit */ #define PVM_ID_AA64MMFR0_ALLOW (\ - ARM64_FEATURE_MASK(ID_AA64MMFR0_BIGENDEL) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR0_SNSMEM) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR0_BIGENDEL0) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR0_EXS) \ + ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_BIGEND) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_SNSMEM) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_BIGENDEL0) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_EXS) \ ) /* @@ -86,8 +86,8 @@ * - 16-bit ASID */ #define PVM_ID_AA64MMFR0_RESTRICT_UNSIGNED (\ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64MMFR0_PARANGE), ID_AA64MMFR0_PARANGE_40) | \ - FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64MMFR0_ASID), ID_AA64MMFR0_ASID_16) \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_PARANGE), ID_AA64MMFR0_EL1_PARANGE_40) | \ + FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_ASIDBITS), ID_AA64MMFR0_EL1_ASIDBITS_16) \ ) /* @@ -100,12 +100,12 @@ * - Enhanced Translation Synchronization */ #define PVM_ID_AA64MMFR1_ALLOW (\ - ARM64_FEATURE_MASK(ID_AA64MMFR1_HADBS) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR1_VMIDBITS) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR1_HPD) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR1_PAN) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR1_SPECSEI) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR1_ETS) \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_HAFDBS) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_VMIDBits) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_HPDS) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_PAN) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_SpecSEI) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_ETS) \ ) /* @@ -120,14 +120,14 @@ * - E0PDx mechanism */ #define PVM_ID_AA64MMFR2_ALLOW (\ - ARM64_FEATURE_MASK(ID_AA64MMFR2_CNP) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_UAO) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_IESB) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_AT) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_IDS) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_TTL) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_BBM) | \ - ARM64_FEATURE_MASK(ID_AA64MMFR2_E0PD) \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_CnP) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_UAO) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_IESB) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_AT) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_IDS) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_TTL) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_BBM) | \ + ARM64_FEATURE_MASK(ID_AA64MMFR2_EL1_E0PD) \ ) /* diff --git a/arch/arm64/kvm/hyp/nvhe/pkvm.c b/arch/arm64/kvm/hyp/nvhe/pkvm.c index 99c8d8b73e70..85d3b7ae720f 100644 --- a/arch/arm64/kvm/hyp/nvhe/pkvm.c +++ b/arch/arm64/kvm/hyp/nvhe/pkvm.c @@ -20,35 +20,35 @@ static void pvm_init_traps_aa64pfr0(struct kvm_vcpu *vcpu) u64 cptr_set = 0; /* Protected KVM does not support AArch32 guests. */ - BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL0), - PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_ELx_64BIT_ONLY); - BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1), - PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_ELx_64BIT_ONLY); + BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL0), + PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_EL1_ELx_64BIT_ONLY); + BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1), + PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_EL1_ELx_64BIT_ONLY); /* * Linux guests assume support for floating-point and Advanced SIMD. Do * not change the trapping behavior for these from the KVM default. */ - BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_FP), + BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_FP), PVM_ID_AA64PFR0_ALLOW)); - BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_ASIMD), + BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_AdvSIMD), PVM_ID_AA64PFR0_ALLOW)); /* Trap RAS unless all current versions are supported */ - if (FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_RAS), feature_ids) < - ID_AA64PFR0_RAS_V1P1) { + if (FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_RAS), feature_ids) < + ID_AA64PFR0_EL1_RAS_V1P1) { hcr_set |= HCR_TERR | HCR_TEA; hcr_clear |= HCR_FIEN; } /* Trap AMU */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_AMU), feature_ids)) { + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_AMU), feature_ids)) { hcr_clear |= HCR_AMVOFFEN; cptr_set |= CPTR_EL2_TAM; } /* Trap SVE */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_SVE), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_SVE), feature_ids)) cptr_set |= CPTR_EL2_TZ; vcpu->arch.hcr_el2 |= hcr_set; @@ -66,7 +66,7 @@ static void pvm_init_traps_aa64pfr1(struct kvm_vcpu *vcpu) u64 hcr_clear = 0; /* Memory Tagging: Trap and Treat as Untagged if not supported. */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR1_MTE), feature_ids)) { + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_MTE), feature_ids)) { hcr_set |= HCR_TID5; hcr_clear |= HCR_DCT | HCR_ATA; } @@ -86,32 +86,32 @@ static void pvm_init_traps_aa64dfr0(struct kvm_vcpu *vcpu) u64 cptr_set = 0; /* Trap/constrain PMU */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_PMUVER), feature_ids)) { + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_PMUVer), feature_ids)) { mdcr_set |= MDCR_EL2_TPM | MDCR_EL2_TPMCR; mdcr_clear |= MDCR_EL2_HPME | MDCR_EL2_MTPME | MDCR_EL2_HPMN_MASK; } /* Trap Debug */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_DEBUGVER), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_DebugVer), feature_ids)) mdcr_set |= MDCR_EL2_TDRA | MDCR_EL2_TDA | MDCR_EL2_TDE; /* Trap OS Double Lock */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_DOUBLELOCK), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_DoubleLock), feature_ids)) mdcr_set |= MDCR_EL2_TDOSA; /* Trap SPE */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_PMSVER), feature_ids)) { + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_PMSVer), feature_ids)) { mdcr_set |= MDCR_EL2_TPMS; mdcr_clear |= MDCR_EL2_E2PB_MASK << MDCR_EL2_E2PB_SHIFT; } /* Trap Trace Filter */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_TRACE_FILT), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_TraceFilt), feature_ids)) mdcr_set |= MDCR_EL2_TTRF; /* Trap Trace */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_TRACEVER), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_TraceVer), feature_ids)) cptr_set |= CPTR_EL2_TTA; vcpu->arch.mdcr_el2 |= mdcr_set; @@ -128,7 +128,7 @@ static void pvm_init_traps_aa64mmfr0(struct kvm_vcpu *vcpu) u64 mdcr_set = 0; /* Trap Debug Communications Channel registers */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64MMFR0_FGT), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64MMFR0_EL1_FGT), feature_ids)) mdcr_set |= MDCR_EL2_TDCC; vcpu->arch.mdcr_el2 |= mdcr_set; @@ -143,7 +143,7 @@ static void pvm_init_traps_aa64mmfr1(struct kvm_vcpu *vcpu) u64 hcr_set = 0; /* Trap LOR */ - if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64MMFR1_LOR), feature_ids)) + if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64MMFR1_EL1_LO), feature_ids)) hcr_set |= HCR_TLOR; vcpu->arch.hcr_el2 |= hcr_set; diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index e20fa4475dac..0f9ac25afdf4 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -92,9 +92,9 @@ static u64 get_pvm_id_aa64pfr0(const struct kvm_vcpu *vcpu) PVM_ID_AA64PFR0_RESTRICT_UNSIGNED); /* Spectre and Meltdown mitigation in KVM */ - set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV2), + set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV2), (u64)kvm->arch.pfr0_csv2); - set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV3), + set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV3), (u64)kvm->arch.pfr0_csv3); return (id_aa64pfr0_el1_sys_val & allow_mask) | set_mask; @@ -106,7 +106,7 @@ static u64 get_pvm_id_aa64pfr1(const struct kvm_vcpu *vcpu) u64 allow_mask = PVM_ID_AA64PFR1_ALLOW; if (!kvm_has_mte(kvm)) - allow_mask &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_MTE); + allow_mask &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_MTE); return id_aa64pfr1_el1_sys_val & allow_mask; } @@ -281,8 +281,8 @@ static bool pvm_access_id_aarch32(struct kvm_vcpu *vcpu, * No support for AArch32 guests, therefore, pKVM has no sanitized copy * of AArch32 feature id registers. */ - BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1), - PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_ELx_64BIT_ONLY); + BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1), + PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_EL1_ELx_64BIT_ONLY); return pvm_access_raz_wi(vcpu, p, r); } diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c index 2cb3867eb7c2..cdf8e76b0be1 100644 --- a/arch/arm64/kvm/hyp/pgtable.c +++ b/arch/arm64/kvm/hyp/pgtable.c @@ -61,7 +61,7 @@ struct kvm_pgtable_walk_data { static bool kvm_phys_is_valid(u64 phys) { - return phys < BIT(id_aa64mmfr0_parange_to_phys_shift(ID_AA64MMFR0_PARANGE_MAX)); + return phys < BIT(id_aa64mmfr0_parange_to_phys_shift(ID_AA64MMFR0_EL1_PARANGE_MAX)); } static bool kvm_block_mapping_supported(u64 addr, u64 end, u64 phys, u32 level) diff --git a/arch/arm64/kvm/pmu-emul.c b/arch/arm64/kvm/pmu-emul.c index 11c43bed5f97..0003c7d37533 100644 --- a/arch/arm64/kvm/pmu-emul.c +++ b/arch/arm64/kvm/pmu-emul.c @@ -33,12 +33,12 @@ static u32 kvm_pmu_event_mask(struct kvm *kvm) pmuver = kvm->arch.arm_pmu->pmuver; switch (pmuver) { - case ID_AA64DFR0_PMUVER_8_0: + case ID_AA64DFR0_EL1_PMUVer_IMP: return GENMASK(9, 0); - case ID_AA64DFR0_PMUVER_8_1: - case ID_AA64DFR0_PMUVER_8_4: - case ID_AA64DFR0_PMUVER_8_5: - case ID_AA64DFR0_PMUVER_8_7: + case ID_AA64DFR0_EL1_PMUVer_V3P1: + case ID_AA64DFR0_EL1_PMUVer_V3P4: + case ID_AA64DFR0_EL1_PMUVer_V3P5: + case ID_AA64DFR0_EL1_PMUVer_V3P7: return GENMASK(15, 0); default: /* Shouldn't be here, just for sanity */ WARN_ONCE(1, "Unknown PMU version %d\n", pmuver); @@ -774,7 +774,7 @@ void kvm_host_pmu_init(struct arm_pmu *pmu) { struct arm_pmu_entry *entry; - if (pmu->pmuver == 0 || pmu->pmuver == ID_AA64DFR0_PMUVER_IMP_DEF) + if (pmu->pmuver == 0 || pmu->pmuver == ID_AA64DFR0_EL1_PMUVer_IMP_DEF) return; mutex_lock(&arm_pmus_lock); @@ -828,7 +828,7 @@ static struct arm_pmu *kvm_pmu_probe_armpmu(void) if (event->pmu) { pmu = to_arm_pmu(event->pmu); if (pmu->pmuver == 0 || - pmu->pmuver == ID_AA64DFR0_PMUVER_IMP_DEF) + pmu->pmuver == ID_AA64DFR0_EL1_PMUVer_IMP_DEF) pmu = NULL; } @@ -856,7 +856,7 @@ u64 kvm_pmu_get_pmceid(struct kvm_vcpu *vcpu, bool pmceid1) * Don't advertise STALL_SLOT, as PMMIR_EL0 is handled * as RAZ */ - if (vcpu->kvm->arch.arm_pmu->pmuver >= ID_AA64DFR0_PMUVER_8_4) + if (vcpu->kvm->arch.arm_pmu->pmuver >= ID_AA64DFR0_EL1_PMUVer_V3P4) val &= ~BIT_ULL(ARMV8_PMUV3_PERFCTR_STALL_SLOT - 32); base = 32; } diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 0e08fbe68715..5ae18472205a 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -359,7 +359,7 @@ int kvm_set_ipa_limit(void) mmfr0 = read_sanitised_ftr_reg(SYS_ID_AA64MMFR0_EL1); parange = cpuid_feature_extract_unsigned_field(mmfr0, - ID_AA64MMFR0_PARANGE_SHIFT); + ID_AA64MMFR0_EL1_PARANGE_SHIFT); /* * IPA size beyond 48 bits could not be supported * on either 4K or 16K page size. Hence let's cap @@ -367,20 +367,20 @@ int kvm_set_ipa_limit(void) * on the system. */ if (PAGE_SIZE != SZ_64K) - parange = min(parange, (unsigned int)ID_AA64MMFR0_PARANGE_48); + parange = min(parange, (unsigned int)ID_AA64MMFR0_EL1_PARANGE_48); /* * Check with ARMv8.5-GTG that our PAGE_SIZE is supported at * Stage-2. If not, things will stop very quickly. */ - switch (cpuid_feature_extract_unsigned_field(mmfr0, ID_AA64MMFR0_TGRAN_2_SHIFT)) { - case ID_AA64MMFR0_TGRAN_2_SUPPORTED_NONE: + switch (cpuid_feature_extract_unsigned_field(mmfr0, ID_AA64MMFR0_EL1_TGRAN_2_SHIFT)) { + case ID_AA64MMFR0_EL1_TGRAN_2_SUPPORTED_NONE: kvm_err("PAGE_SIZE not supported at Stage-2, giving up\n"); return -EINVAL; - case ID_AA64MMFR0_TGRAN_2_SUPPORTED_DEFAULT: + case ID_AA64MMFR0_EL1_TGRAN_2_SUPPORTED_DEFAULT: kvm_debug("PAGE_SIZE supported at Stage-2 (default)\n"); break; - case ID_AA64MMFR0_TGRAN_2_SUPPORTED_MIN ... ID_AA64MMFR0_TGRAN_2_SUPPORTED_MAX: + case ID_AA64MMFR0_EL1_TGRAN_2_SUPPORTED_MIN ... ID_AA64MMFR0_EL1_TGRAN_2_SUPPORTED_MAX: kvm_debug("PAGE_SIZE supported at Stage-2 (advertised)\n"); break; default: diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 9569772cf09a..f4a7c5abcbca 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -273,7 +273,7 @@ static bool trap_loregion(struct kvm_vcpu *vcpu, u64 val = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1); u32 sr = reg_to_encoding(r); - if (!(val & (0xfUL << ID_AA64MMFR1_LOR_SHIFT))) { + if (!(val & (0xfUL << ID_AA64MMFR1_EL1_LO_SHIFT))) { kvm_inject_undefined(vcpu); return false; } @@ -1076,22 +1076,22 @@ static u64 read_id_reg(const struct kvm_vcpu *vcpu, struct sys_reg_desc const *r switch (id) { case SYS_ID_AA64PFR0_EL1: if (!vcpu_has_sve(vcpu)) - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_SVE); - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_AMU); - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_CSV2); - val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV2), (u64)vcpu->kvm->arch.pfr0_csv2); - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_CSV3); - val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV3), (u64)vcpu->kvm->arch.pfr0_csv3); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_SVE); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_AMU); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV2); + val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV2), (u64)vcpu->kvm->arch.pfr0_csv2); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV3); + val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV3), (u64)vcpu->kvm->arch.pfr0_csv3); if (kvm_vgic_global_state.type == VGIC_V3) { - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_GIC); - val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_GIC), 1); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_GIC); + val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_GIC), 1); } break; case SYS_ID_AA64PFR1_EL1: if (!kvm_has_mte(vcpu->kvm)) - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_MTE); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_MTE); - val &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_SME); + val &= ~ARM64_FEATURE_MASK(ID_AA64PFR1_EL1_SME); break; case SYS_ID_AA64ISAR1_EL1: if (!vcpu_has_ptrauth(vcpu)) @@ -1109,14 +1109,14 @@ static u64 read_id_reg(const struct kvm_vcpu *vcpu, struct sys_reg_desc const *r break; case SYS_ID_AA64DFR0_EL1: /* Limit debug to ARMv8.0 */ - val &= ~ARM64_FEATURE_MASK(ID_AA64DFR0_DEBUGVER); - val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64DFR0_DEBUGVER), 6); + val &= ~ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_DebugVer); + val |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_DebugVer), 6); /* Limit guests to PMUv3 for ARMv8.4 */ val = cpuid_feature_cap_perfmon_field(val, - ID_AA64DFR0_PMUVER_SHIFT, - kvm_vcpu_has_pmu(vcpu) ? ID_AA64DFR0_PMUVER_8_4 : 0); + ID_AA64DFR0_EL1_PMUVer_SHIFT, + kvm_vcpu_has_pmu(vcpu) ? ID_AA64DFR0_EL1_PMUVer_V3P4 : 0); /* Hide SPE from guests */ - val &= ~ARM64_FEATURE_MASK(ID_AA64DFR0_PMSVER); + val &= ~ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_PMSVer); break; case SYS_ID_DFR0_EL1: /* Limit guests to PMUv3 for ARMv8.4 */ @@ -1198,21 +1198,21 @@ static int set_id_aa64pfr0_el1(struct kvm_vcpu *vcpu, * it doesn't promise more than what is actually provided (the * guest could otherwise be covered in ectoplasmic residue). */ - csv2 = cpuid_feature_extract_unsigned_field(val, ID_AA64PFR0_CSV2_SHIFT); + csv2 = cpuid_feature_extract_unsigned_field(val, ID_AA64PFR0_EL1_CSV2_SHIFT); if (csv2 > 1 || (csv2 && arm64_get_spectre_v2_state() != SPECTRE_UNAFFECTED)) return -EINVAL; /* Same thing for CSV3 */ - csv3 = cpuid_feature_extract_unsigned_field(val, ID_AA64PFR0_CSV3_SHIFT); + csv3 = cpuid_feature_extract_unsigned_field(val, ID_AA64PFR0_EL1_CSV3_SHIFT); if (csv3 > 1 || (csv3 && arm64_get_meltdown_state() != SPECTRE_UNAFFECTED)) return -EINVAL; /* We can only differ with CSV[23], and anything else is an error */ val ^= read_id_reg(vcpu, rd); - val &= ~((0xFUL << ID_AA64PFR0_CSV2_SHIFT) | - (0xFUL << ID_AA64PFR0_CSV3_SHIFT)); + val &= ~(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV2) | + ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV3)); if (val) return -EINVAL; @@ -1814,11 +1814,11 @@ static bool trap_dbgdidr(struct kvm_vcpu *vcpu, } else { u64 dfr = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); u64 pfr = read_sanitised_ftr_reg(SYS_ID_AA64PFR0_EL1); - u32 el3 = !!cpuid_feature_extract_unsigned_field(pfr, ID_AA64PFR0_EL3_SHIFT); + u32 el3 = !!cpuid_feature_extract_unsigned_field(pfr, ID_AA64PFR0_EL1_EL3_SHIFT); - p->regval = ((((dfr >> ID_AA64DFR0_WRPS_SHIFT) & 0xf) << 28) | - (((dfr >> ID_AA64DFR0_BRPS_SHIFT) & 0xf) << 24) | - (((dfr >> ID_AA64DFR0_CTX_CMPS_SHIFT) & 0xf) << 20) + p->regval = ((((dfr >> ID_AA64DFR0_EL1_WRPs_SHIFT) & 0xf) << 28) | + (((dfr >> ID_AA64DFR0_EL1_BRPs_SHIFT) & 0xf) << 24) | + (((dfr >> ID_AA64DFR0_EL1_CTX_CMPs_SHIFT) & 0xf) << 20) | (6 << 16) | (1 << 15) | (el3 << 14) | (el3 << 12)); return true; } |