hw/arm: xenpvh: Enable PCI for ARM PVH

Enable PCI support for the ARM Xen PVH machine.

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>

diff --git a/hw/arm/xen-pvh.c b/hw/arm/xen-pvh.c
index 28af3910ea91874f2b3ea8a897d78167f0cbb585..33f0dd5982dee3e134e2f624b8a5a20329a0233d 100644 (file)
--- a/hw/arm/xen-pvh.c
+++ b/hw/arm/xen-pvh.c
@@ -39,6 +39,16 @@ static void xen_arm_instance_init(Object *obj)
                                          VIRTIO_MMIO_DEV_SIZE };
 }
 
+static void xen_pvh_set_pci_intx_irq(void *opaque, int intx_irq, int level)
+{
+    XenPVHMachineState *s = XEN_PVH_MACHINE(opaque);
+    int irq = s->cfg.pci_intx_irq_base + intx_irq;
+
+    if (xendevicemodel_set_irq_level(xen_dmod, xen_domid, irq, level)) {
+        error_report("xendevicemodel_set_pci_intx_level failed");
+    }
+}
+
 static void xen_arm_machine_class_init(ObjectClass *oc, void *data)
 {
     XenPVHMachineClass *xpc = XEN_PVH_MACHINE_CLASS(oc);
@@ -69,7 +79,11 @@ static void xen_arm_machine_class_init(ObjectClass *oc, void *data)
     /* Xen/ARM does not use buffered IOREQs.  */
     xpc->handle_bufioreq = HVM_IOREQSRV_BUFIOREQ_OFF;
 
+    /* PCI INTX delivery.  */
+    xpc->set_pci_intx_irq = xen_pvh_set_pci_intx_irq;
+
     /* List of supported features known to work on PVH ARM.  */
+    xpc->has_pci = true;
     xpc->has_tpm = true;
     xpc->has_virtio_mmio = true;