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-rw-r--r--virt/kvm/arm/hyp/vgic-v3-sr.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/virt/kvm/arm/hyp/vgic-v3-sr.c b/virt/kvm/arm/hyp/vgic-v3-sr.c
index e9ff99112c4d..1c85a6df22d9 100644
--- a/virt/kvm/arm/hyp/vgic-v3-sr.c
+++ b/virt/kvm/arm/hyp/vgic-v3-sr.c
@@ -720,6 +720,76 @@ static void __hyp_text __vgic_v3_write_bpr1(struct kvm_vcpu *vcpu, u32 vmcr, int
__vgic_v3_write_vmcr(vmcr);
}
+static void __hyp_text __vgic_v3_read_apxrn(struct kvm_vcpu *vcpu, int rt, int n)
+{
+ u32 val;
+
+ if (!__vgic_v3_get_group(vcpu))
+ val = __vgic_v3_read_ap0rn(n);
+ else
+ val = __vgic_v3_read_ap1rn(n);
+
+ vcpu_set_reg(vcpu, rt, val);
+}
+
+static void __hyp_text __vgic_v3_write_apxrn(struct kvm_vcpu *vcpu, int rt, int n)
+{
+ u32 val = vcpu_get_reg(vcpu, rt);
+
+ if (!__vgic_v3_get_group(vcpu))
+ __vgic_v3_write_ap0rn(val, n);
+ else
+ __vgic_v3_write_ap1rn(val, n);
+}
+
+static void __hyp_text __vgic_v3_read_apxr0(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_read_apxrn(vcpu, rt, 0);
+}
+
+static void __hyp_text __vgic_v3_read_apxr1(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_read_apxrn(vcpu, rt, 1);
+}
+
+static void __hyp_text __vgic_v3_read_apxr2(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_read_apxrn(vcpu, rt, 2);
+}
+
+static void __hyp_text __vgic_v3_read_apxr3(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_read_apxrn(vcpu, rt, 3);
+}
+
+static void __hyp_text __vgic_v3_write_apxr0(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_write_apxrn(vcpu, rt, 0);
+}
+
+static void __hyp_text __vgic_v3_write_apxr1(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_write_apxrn(vcpu, rt, 1);
+}
+
+static void __hyp_text __vgic_v3_write_apxr2(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_write_apxrn(vcpu, rt, 2);
+}
+
+static void __hyp_text __vgic_v3_write_apxr3(struct kvm_vcpu *vcpu,
+ u32 vmcr, int rt)
+{
+ __vgic_v3_write_apxrn(vcpu, rt, 3);
+}
+
int __hyp_text __vgic_v3_perform_cpuif_access(struct kvm_vcpu *vcpu)
{
int rt;
@@ -760,6 +830,30 @@ int __hyp_text __vgic_v3_perform_cpuif_access(struct kvm_vcpu *vcpu)
else
fn = __vgic_v3_write_bpr1;
break;
+ case SYS_ICC_AP1Rn_EL1(0):
+ if (is_read)
+ fn = __vgic_v3_read_apxr0;
+ else
+ fn = __vgic_v3_write_apxr0;
+ break;
+ case SYS_ICC_AP1Rn_EL1(1):
+ if (is_read)
+ fn = __vgic_v3_read_apxr1;
+ else
+ fn = __vgic_v3_write_apxr1;
+ break;
+ case SYS_ICC_AP1Rn_EL1(2):
+ if (is_read)
+ fn = __vgic_v3_read_apxr2;
+ else
+ fn = __vgic_v3_write_apxr2;
+ break;
+ case SYS_ICC_AP1Rn_EL1(3):
+ if (is_read)
+ fn = __vgic_v3_read_apxr3;
+ else
+ fn = __vgic_v3_write_apxr3;
+ break;
default:
return 0;
}