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-rw-r--r--target-arm/cpu-qom.h6
-rw-r--r--target-arm/cpu.c1
-rw-r--r--target-arm/kvm32.c1
-rw-r--r--target-arm/kvm64.c1
4 files changed, 9 insertions, 0 deletions
diff --git a/target-arm/cpu-qom.h b/target-arm/cpu-qom.h
index 2bd7df8bfd..eaee9447ee 100644
--- a/target-arm/cpu-qom.h
+++ b/target-arm/cpu-qom.h
@@ -94,6 +94,12 @@ typedef struct ARMCPU {
/* 'compatible' string for this CPU for Linux device trees */
const char *dtb_compatible;
+ /* PSCI version for this CPU
+ * Bits[31:16] = Major Version
+ * Bits[15:0] = Minor Version
+ */
+ uint32_t psci_version;
+
/* Should CPU start in PSCI powered-off state? */
bool start_powered_off;
diff --git a/target-arm/cpu.c b/target-arm/cpu.c
index b8778350f7..05e52e0e83 100644
--- a/target-arm/cpu.c
+++ b/target-arm/cpu.c
@@ -260,6 +260,7 @@ static void arm_cpu_initfn(Object *obj)
* picky DTB consumer will also provide a helpful error message.
*/
cpu->dtb_compatible = "qemu,unknown";
+ cpu->psci_version = 1; /* By default assume PSCI v0.1 */
cpu->kvm_target = QEMU_KVM_ARM_TARGET_NONE;
if (tcg_enabled() && !inited) {
diff --git a/target-arm/kvm32.c b/target-arm/kvm32.c
index 52d626c476..068af7db57 100644
--- a/target-arm/kvm32.c
+++ b/target-arm/kvm32.c
@@ -184,6 +184,7 @@ int kvm_arch_init_vcpu(CPUState *cs)
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_POWER_OFF;
}
if (kvm_check_extension(cs->kvm_state, KVM_CAP_ARM_PSCI_0_2)) {
+ cpu->psci_version = 2;
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_PSCI_0_2;
}
diff --git a/target-arm/kvm64.c b/target-arm/kvm64.c
index fca5f587e2..5d217ca2ad 100644
--- a/target-arm/kvm64.c
+++ b/target-arm/kvm64.c
@@ -92,6 +92,7 @@ int kvm_arch_init_vcpu(CPUState *cs)
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_POWER_OFF;
}
if (kvm_check_extension(cs->kvm_state, KVM_CAP_ARM_PSCI_0_2)) {
+ cpu->psci_version = 2;
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_PSCI_0_2;
}