From: Eric Auger <[email protected]> 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 <[email protected]> Message-id: [email protected] Signed-off-by: Peter Maydell <[email protected]> --- hw/intc/arm_gic_kvm.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/hw/intc/arm_gic_kvm.c b/hw/intc/arm_gic_kvm.c index 1ad3eb0..0d20750 100644 --- a/hw/intc/arm_gic_kvm.c +++ b/hw/intc/arm_gic_kvm.c @@ -573,6 +573,13 @@ static void kvm_arm_gic_realize(DeviceState *dev, Error **errp) 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); -- 1.9.1
