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-rw-r--r--virt/kvm/arm/vgic/vgic.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h
index 44445dac0835..799fd651b260 100644
--- a/virt/kvm/arm/vgic/vgic.h
+++ b/virt/kvm/arm/vgic/vgic.h
@@ -81,11 +81,18 @@ static inline bool irq_is_pending(struct vgic_irq *irq)
return irq->pending_latch || irq->line_level;
}
+/*
+ * This struct provides an intermediate representation of the fields contained
+ * in the GICH_VMCR and ICH_VMCR registers, such that code exporting the GIC
+ * state to userspace can generate either GICv2 or GICv3 CPU interface
+ * registers regardless of the hardware backed GIC used.
+ */
struct vgic_vmcr {
u32 ctlr;
u32 abpr;
u32 bpr;
- u32 pmr;
+ u32 pmr; /* Priority mask field in the GICC_PMR and
+ * ICC_PMR_EL1 priority field format */
/* Below member variable are valid only for GICv3 */
u32 grpen0;
u32 grpen1;
@@ -129,6 +136,7 @@ int vgic_v2_map_resources(struct kvm *kvm);
int vgic_register_dist_iodev(struct kvm *kvm, gpa_t dist_base_address,
enum vgic_type);
+void vgic_v2_init_lrs(void);
void vgic_v2_load(struct kvm_vcpu *vcpu);
void vgic_v2_put(struct kvm_vcpu *vcpu);