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Searched refs:dfr0 (Results 1 – 5 of 5) sorted by relevance

/linux-6.3-rc2/arch/arm64/include/asm/
A Dhw_breakpoint.h142 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in get_num_brps() local
144 cpuid_feature_extract_unsigned_field(dfr0, in get_num_brps()
151 u64 dfr0 = read_sanitised_ftr_reg(SYS_ID_AA64DFR0_EL1); in get_num_wrps() local
153 cpuid_feature_extract_unsigned_field(dfr0, in get_num_wrps()
/linux-6.3-rc2/arch/arm64/kvm/
A Ddebug.c319 u64 dfr0; in kvm_arch_vcpu_load_debug_state_flags() local
325 dfr0 = read_sysreg(id_aa64dfr0_el1); in kvm_arch_vcpu_load_debug_state_flags()
330 if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_PMSVer_SHIFT) && in kvm_arch_vcpu_load_debug_state_flags()
335 if (cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceBuffer_SHIFT) && in kvm_arch_vcpu_load_debug_state_flags()
/linux-6.3-rc2/tools/testing/selftests/kvm/aarch64/
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_BRPS), dfr0); in GEN_DEBUG_WRITE_REG()
124 wrps = FIELD_GET(ARM64_FEATURE_MASK(ID_AA64DFR0_WRPS), dfr0); in GEN_DEBUG_WRITE_REG()
/linux-6.3-rc2/arch/arm64/kernel/
A Dperf_event.c1147 u64 dfr0; in __armv8pmu_probe_pmu() local
1152 dfr0 = read_sysreg(id_aa64dfr0_el1); in __armv8pmu_probe_pmu()
1153 pmuver = cpuid_feature_extract_unsigned_field(dfr0, in __armv8pmu_probe_pmu()
/linux-6.3-rc2/drivers/hwtracing/coresight/
A Dcoresight-etm4x-core.c1029 u64 dfr0 = read_sysreg_s(SYS_ID_AA64DFR0_EL1); in cpu_supports_sysreg_trace() local
1031 return ((dfr0 >> ID_AA64DFR0_EL1_TraceVer_SHIFT) & 0xfUL) > 0; in cpu_supports_sysreg_trace()
1115 u64 dfr0 = read_sysreg(id_aa64dfr0_el1); in cpu_detect_trace_filtering() local
1119 if (!cpuid_feature_extract_unsigned_field(dfr0, ID_AA64DFR0_EL1_TraceFilt_SHIFT)) in cpu_detect_trace_filtering()

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