This patch forces vgic initialization in the vgic realize function.
It uses a new group/attribute that allows such operation:
KVM_DEV_ARM_VGIC_GRP_CTRL/KVM_DEV_ARM_VGIC_CTRL_INIT
This earlier initialization allows, for example, to setup VFIO
signaling and irqfd after vgic initialization, on a reset notifier.
Signed-off-by: Eric Auger <eric.auger@linaro.org>
Message-id:
1426094226-8515-1-git-send-email-eric.auger@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
kvm_gic_access(s, KVM_DEV_ARM_VGIC_GRP_NR_IRQS, 0, 0, &numirqs, 1);
}
+ /* Tell the kernel to complete VGIC initialization now */
+ if (kvm_gic_supports_attr(s, KVM_DEV_ARM_VGIC_GRP_CTRL,
+ KVM_DEV_ARM_VGIC_CTRL_INIT)) {
+ kvm_gic_access(s, KVM_DEV_ARM_VGIC_GRP_CTRL,
+ KVM_DEV_ARM_VGIC_CTRL_INIT, 0, 0, 1);
+ }
+
/* Distributor */
memory_region_init_reservation(&s->iomem, OBJECT(s),
"kvm-gic_dist", 0x1000);