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Searched refs:dfr0 (Results 1 – 10 of 10) sorted by relevance

/linux-6.15/arch/arm64/kvm/
H A Ddebug.c68 u64 dfr0 = read_sysreg(id_aa64dfr0_el1); in kvm_init_host_debug_data() local
70 if (cpuid_feature_extract_signed_field(dfr0, ID_AA64DFR0_EL1_PMUVer_SHIFT) > 0) in kvm_init_host_debug_data()
74 *host_data_ptr(debug_brps) = SYS_FIELD_GET(ID_AA64DFR0_EL1, BRPs, dfr0); in kvm_init_host_debug_data()
75 *host_data_ptr(debug_wrps) = SYS_FIELD_GET(ID_AA64DFR0_EL1, WRPs, dfr0); in kvm_init_host_debug_data()
80 if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_PMSVer_SHIFT) && in kvm_init_host_debug_data()
84 if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceFilt_SHIFT)) { in kvm_init_host_debug_data()
89 if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceBuffer_SHIFT) && in kvm_init_host_debug_data()
H A Dpmu-emul.c61 u64 dfr0 = kvm_read_vm_id_reg(kvm, SYS_ID_AA64DFR0_EL1); in kvm_pmu_event_mask() local
62 u8 pmuver = SYS_FIELD_GET(ID_AA64DFR0_EL1, PMUVer, dfr0); in kvm_pmu_event_mask()
/linux-6.15/arch/arm64/include/asm/
H A Dhw_breakpoint.h141 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in get_num_brps() local
143 cpuid_feature_extract_unsigned_field(dfr0, in get_num_brps()
150 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in get_num_wrps() local
152 cpuid_feature_extract_unsigned_field(dfr0, in get_num_wrps()
H A Darm_pmuv3.h51 u64 dfr0 = read_sysreg(id_aa64dfr0_el1); in read_pmuver() local
53 return cpuid_feature_extract_unsigned_field(dfr0, in read_pmuver()
/linux-6.15/tools/testing/selftests/kvm/arm64/
H A Ddebug-exceptions.c106 uint64_t dfr0; in GEN_DEBUG_WRITE_REG() local
118 dfr0 = read_sysreg(id_aa64dfr0_el1); in GEN_DEBUG_WRITE_REG()
119 brps = FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_BRPs), dfr0); in GEN_DEBUG_WRITE_REG()
124 wrps = FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_WRPs), dfr0); in GEN_DEBUG_WRITE_REG()
H A Dvpmu_counter_access.c412 uint64_t dfr0, irq = 23; in create_vpmu_vm() local
443 dfr0 = vcpu_get_reg(vpmu_vm.vcpu, KVM_ARM64_SYS_REG(SYS_ID_AA64DFR0_EL1)); in create_vpmu_vm()
444 pmuver = FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_EL1_PMUVer), dfr0); in create_vpmu_vm()
/linux-6.15/arch/arm/include/asm/
H A Darm_pmuv3.h125 u32 dfr0 = read_cpuid_ext(CPUID_EXT_DFR0); in read_pmuver() local
127 return (dfr0 >> 24) & 0xf; in read_pmuver()
/linux-6.15/arch/arm64/kernel/
H A Dcpu_errata.c268 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in has_impdef_pmuv3() local
274 pmuver = cpuid_feature_extract_unsigned_field(dfr0, in has_impdef_pmuv3()
H A Dcpufeature.c1913 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in has_pmuv3() local
1923 pmuver = cpuid_feature_extract_unsigned_field(dfr0, in has_pmuv3()
/linux-6.15/drivers/hwtracing/coresight/
H A Dcoresight-etm4x-core.c1075 u64 dfr0 = read_sysreg_s(SYS_ID_AA64DFR0_EL1); in cpu_supports_sysreg_trace() local
1077 return ((dfr0 >> ID_AA64DFR0_EL1_TraceVer_SHIFT) & 0xfUL) > 0; in cpu_supports_sysreg_trace()
1167 u64 dfr0 = read_sysreg(id_aa64dfr0_el1); in cpu_detect_trace_filtering() local
1171 if (!cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceFilt_SHIFT)) in cpu_detect_trace_filtering()