From: Haibo Xu <haibo...@linaro.org>
Introduce query support for KVM_CAP_ARM_EL2.
Signed-off-by: Haibo Xu <haibo...@linaro.org>
Signed-off-by: Miguel Luis <miguel.l...@oracle.com>
Signed-off-by: Eric Auger <eric.au...@redhat.com>
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
target/arm/kvm_arm.h | 12 ++++++++++++
target/arm/kvm.c | 5 +++++
2 files changed, 17 insertions(+)
diff --git a/target/arm/kvm_arm.h b/target/arm/kvm_arm.h
index 05c3de8cd4..8c1314da20 100644
--- a/target/arm/kvm_arm.h
+++ b/target/arm/kvm_arm.h
@@ -193,6 +193,13 @@ bool kvm_arm_sve_supported(void);
*/
bool kvm_arm_mte_supported(void);
+/**
+ * kvm_arm_el2_supported:
+ *
+ * Returns true if KVM can enable EL2 and false otherwise.
+ */
+bool kvm_arm_el2_supported(void);
+
/**
* kvm_arm_get_max_vm_ipa_size:
* @ms: Machine state handle
@@ -247,6 +254,11 @@ static inline bool kvm_arm_mte_supported(void)
return false;
}
+static inline bool kvm_arm_el2_supported(void)
+{
+ return false;
+}
+
/*
* These functions should never actually be called without KVM support.
*/
diff --git a/target/arm/kvm.c b/target/arm/kvm.c
index a9444a2c7a..43362164eb 100644
--- a/target/arm/kvm.c
+++ b/target/arm/kvm.c
@@ -1797,6 +1797,11 @@ bool kvm_arm_aarch32_supported(void)
return kvm_check_extension(kvm_state, KVM_CAP_ARM_EL1_32BIT);
}
+bool kvm_arm_el2_supported(void)
+{
+ return kvm_check_extension(kvm_state, KVM_CAP_ARM_EL2);
+}
+
bool kvm_arm_sve_supported(void)
{
return kvm_check_extension(kvm_state, KVM_CAP_ARM_SVE);
--
2.47.1
