From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53050) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YTA6g-0008To-P4 for qemu-devel@nongnu.org; Wed, 04 Mar 2015 09:17:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YTA6b-00079N-WA for qemu-devel@nongnu.org; Wed, 04 Mar 2015 09:17:02 -0500 Received: from mail-wi0-f181.google.com ([209.85.212.181]:47042) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YTA6b-00078o-QZ for qemu-devel@nongnu.org; Wed, 04 Mar 2015 09:16:57 -0500 Received: by widem10 with SMTP id em10so30914066wid.5 for ; Wed, 04 Mar 2015 06:16:57 -0800 (PST) From: Eric Auger Date: Wed, 4 Mar 2015 14:16:17 +0000 Message-Id: <1425478577-32556-4-git-send-email-eric.auger@linaro.org> In-Reply-To: <1425478577-32556-1-git-send-email-eric.auger@linaro.org> References: <1425478577-32556-1-git-send-email-eric.auger@linaro.org> Subject: [Qemu-devel] [PATCH v4 3/3] hw/intc/arm_gic: Initialize the vgic in the realize function List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: eric.auger@st.com, christoffer.dall@linaro.org, qemu-devel@nongnu.org, agraf@suse.de, pbonzini@redhat.com, mst@redhat.com, b.reynal@virtualopensystems.com Cc: peter.maydell@linaro.org, alex.williamson@redhat.com, patches@linaro.org, kvmarm@lists.cs.columbia.edu, eric.auger@linaro.org 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 --- hw/intc/arm_gic_kvm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/intc/arm_gic_kvm.c b/hw/intc/arm_gic_kvm.c index 1ad3eb0..1395c9e 100644 --- a/hw/intc/arm_gic_kvm.c +++ b/hw/intc/arm_gic_kvm.c @@ -573,6 +573,12 @@ 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); } + 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); -- 1.8.3.2