diff options
Diffstat (limited to 'include/kvm/arm_vgic.h')
| -rw-r--r-- | include/kvm/arm_vgic.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 3a8ccfda34d2..404883c7af6e 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -38,6 +38,7 @@ enum vgic_type { VGIC_V2, /* Good ol' GICv2 */ VGIC_V3, /* New fancy GICv3 */ + VGIC_V5, /* Newer, fancier GICv5 */ }; /* same for all guests, as depending only on the _host's_ GIC model */ @@ -77,9 +78,12 @@ struct vgic_global { /* Pseudo GICv3 from outer space */ bool no_hw_deactivation; - /* GIC system register CPU interface */ + /* GICv3 system register CPU interface */ struct static_key_false gicv3_cpuif; + /* GICv3 compat mode on a GICv5 host */ + bool has_gcie_v3_compat; + u32 ich_vtr_el2; }; @@ -249,6 +253,9 @@ struct vgic_dist { int nr_spis; + /* The GIC maintenance IRQ for nested hypervisors. */ + u32 mi_intid; + /* base addresses in guest physical address space: */ gpa_t vgic_dist_base; /* distributor */ union { @@ -261,6 +268,9 @@ struct vgic_dist { /* distributor enabled */ bool enabled; + /* Supports SGIs without active state */ + bool nassgicap; + /* Wants SGIs without active state */ bool nassgireq; @@ -369,6 +379,7 @@ extern struct static_key_false vgic_v3_cpuif_trap; int kvm_set_legacy_vgic_v2_addr(struct kvm *kvm, struct kvm_arm_device_addr *dev_addr); void kvm_vgic_early_init(struct kvm *kvm); int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu); +int kvm_vgic_vcpu_nv_init(struct kvm_vcpu *vcpu); int kvm_vgic_create(struct kvm *kvm, u32 type); void kvm_vgic_destroy(struct kvm *kvm); void kvm_vgic_vcpu_destroy(struct kvm_vcpu *vcpu); @@ -389,6 +400,10 @@ int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu); void kvm_vgic_load(struct kvm_vcpu *vcpu); void kvm_vgic_put(struct kvm_vcpu *vcpu); +u16 vgic_v3_get_eisr(struct kvm_vcpu *vcpu); +u16 vgic_v3_get_elrsr(struct kvm_vcpu *vcpu); +u64 vgic_v3_get_misr(struct kvm_vcpu *vcpu); + #define irqchip_in_kernel(k) (!!((k)->arch.vgic.in_kernel)) #define vgic_initialized(k) ((k)->arch.vgic.initialized) #define vgic_ready(k) ((k)->arch.vgic.ready) @@ -426,13 +441,14 @@ struct kvm_kernel_irq_routing_entry; int kvm_vgic_v4_set_forwarding(struct kvm *kvm, int irq, struct kvm_kernel_irq_routing_entry *irq_entry); -int kvm_vgic_v4_unset_forwarding(struct kvm *kvm, int irq, - struct kvm_kernel_irq_routing_entry *irq_entry); +void kvm_vgic_v4_unset_forwarding(struct kvm *kvm, int host_irq); int vgic_v4_load(struct kvm_vcpu *vcpu); void vgic_v4_commit(struct kvm_vcpu *vcpu); int vgic_v4_put(struct kvm_vcpu *vcpu); +bool vgic_state_is_nested(struct kvm_vcpu *vcpu); + /* CPU HP callbacks */ void kvm_vgic_cpu_up(void); void kvm_vgic_cpu_down(void); |