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-rw-r--r--target/arm/cpu.h1
-rw-r--r--target/arm/helper.c4
-rw-r--r--target/arm/kvm64.c2
3 files changed, 5 insertions, 2 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index df0d677833..d080239863 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -922,6 +922,7 @@ struct ARMCPU {
uint32_t id_mmfr4;
uint32_t id_pfr0;
uint32_t id_pfr1;
+ uint32_t id_pfr2;
uint32_t mvfr0;
uint32_t mvfr1;
uint32_t mvfr2;
diff --git a/target/arm/helper.c b/target/arm/helper.c
index d2ead3fcbd..417777d4be 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -7662,11 +7662,11 @@ void register_cp_regs_for_features(ARMCPU *cpu)
.access = PL1_R, .type = ARM_CP_CONST,
.accessfn = access_aa64_tid3,
.resetvalue = 0 },
- { .name = "MVFR4_EL1_RESERVED", .state = ARM_CP_STATE_AA64,
+ { .name = "ID_PFR2", .state = ARM_CP_STATE_BOTH,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 3, .opc2 = 4,
.access = PL1_R, .type = ARM_CP_CONST,
.accessfn = access_aa64_tid3,
- .resetvalue = 0 },
+ .resetvalue = cpu->isar.id_pfr2 },
{ .name = "MVFR5_EL1_RESERVED", .state = ARM_CP_STATE_AA64,
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 3, .opc2 = 5,
.access = PL1_R, .type = ARM_CP_CONST,
diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c
index f74bac2457..3c37fc4fb6 100644
--- a/target/arm/kvm64.c
+++ b/target/arm/kvm64.c
@@ -578,6 +578,8 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
ARM64_SYS_REG(3, 0, 0, 1, 0));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_pfr1,
ARM64_SYS_REG(3, 0, 0, 1, 1));
+ err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_pfr2,
+ ARM64_SYS_REG(3, 0, 0, 3, 4));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_dfr0,
ARM64_SYS_REG(3, 0, 0, 1, 2));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_mmfr0,