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authorMarc Zyngier <marc.zyngier@arm.com>2017-06-09 14:49:44 +0300
committerMarc Zyngier <marc.zyngier@arm.com>2017-06-15 11:45:02 +0300
commiteab0b2dc4f6f34147e3d10da49ab8032e15dbea0 (patch)
tree3493f16faf198391601b65fcb3cc2978ddf50c9b /virt/kvm
parentfbc48a0011deb3d51cb657ca9c0f9083f41c0665 (diff)
downloadlinux-eab0b2dc4f6f34147e3d10da49ab8032e15dbea0.tar.xz
KVM: arm64: vgic-v3: Add misc Group-0 handlers
A number of Group-0 registers can be handled by the same accessors as that of Group-1, so let's add the required system register encodings and catch them in the dispatching function. Tested-by: Alexander Graf <agraf@suse.de> Acked-by: David Daney <david.daney@cavium.com> Acked-by: Christoffer Dall <cdall@linaro.org> Reviewed-by: Eric Auger <eric.auger@redhat.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Christoffer Dall <cdall@linaro.org>
Diffstat (limited to 'virt/kvm')
-rw-r--r--virt/kvm/arm/hyp/vgic-v3-sr.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/virt/kvm/arm/hyp/vgic-v3-sr.c b/virt/kvm/arm/hyp/vgic-v3-sr.c
index 45927762bf14..08a5d76c82c7 100644
--- a/virt/kvm/arm/hyp/vgic-v3-sr.c
+++ b/virt/kvm/arm/hyp/vgic-v3-sr.c
@@ -882,9 +882,11 @@ int __hyp_text __vgic_v3_perform_cpuif_access(struct kvm_vcpu *vcpu)
is_read = (esr & ESR_ELx_SYS64_ISS_DIR_MASK) == ESR_ELx_SYS64_ISS_DIR_READ;
switch (sysreg) {
+ case SYS_ICC_IAR0_EL1:
case SYS_ICC_IAR1_EL1:
fn = __vgic_v3_read_iar;
break;
+ case SYS_ICC_EOIR0_EL1:
case SYS_ICC_EOIR1_EL1:
fn = __vgic_v3_write_eoir;
break;
@@ -900,30 +902,35 @@ int __hyp_text __vgic_v3_perform_cpuif_access(struct kvm_vcpu *vcpu)
else
fn = __vgic_v3_write_bpr1;
break;
+ case SYS_ICC_AP0Rn_EL1(0):
case SYS_ICC_AP1Rn_EL1(0):
if (is_read)
fn = __vgic_v3_read_apxr0;
else
fn = __vgic_v3_write_apxr0;
break;
+ case SYS_ICC_AP0Rn_EL1(1):
case SYS_ICC_AP1Rn_EL1(1):
if (is_read)
fn = __vgic_v3_read_apxr1;
else
fn = __vgic_v3_write_apxr1;
break;
+ case SYS_ICC_AP0Rn_EL1(2):
case SYS_ICC_AP1Rn_EL1(2):
if (is_read)
fn = __vgic_v3_read_apxr2;
else
fn = __vgic_v3_write_apxr2;
break;
+ case SYS_ICC_AP0Rn_EL1(3):
case SYS_ICC_AP1Rn_EL1(3):
if (is_read)
fn = __vgic_v3_read_apxr3;
else
fn = __vgic_v3_write_apxr3;
break;
+ case SYS_ICC_HPPIR0_EL1:
case SYS_ICC_HPPIR1_EL1:
fn = __vgic_v3_read_hppir;
break;