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authorPeter Maydell <peter.maydell@linaro.org>2024-10-04 12:24:26 +0100
committerPeter Maydell <peter.maydell@linaro.org>2024-10-04 12:24:26 +0100
commit33dab2dda093a330656778c48ce88fb9c446cbf9 (patch)
tree4a2d797ec28a24eaffa874d1704af33fb386ae9e /hw/arm/xen-pvh.c
parent423be09ab9492735924e73a2d36069784441ebc6 (diff)
parentca9275a4b11aced3074219d1712e29fce5036f72 (diff)
downloadfocaccia-qemu-33dab2dda093a330656778c48ce88fb9c446cbf9.tar.gz
focaccia-qemu-33dab2dda093a330656778c48ce88fb9c446cbf9.zip
Merge tag 'edgar/xen-queue-2024-10-03-v2.for-upstream' of https://gitlab.com/edgar.iglesias/qemu into staging
Edgars Xen Queue.

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# gpg: Signature made Thu 03 Oct 2024 18:38:58 BST
# gpg:                using RSA key AC44FEDC14F7F1EBEDBF415129C596780F6BCA83
# gpg: Good signature from "Edgar E. Iglesias (Xilinx key) <edgar.iglesias@xilinx.com>" [unknown]
# gpg:                 aka "Edgar E. Iglesias <edgar.iglesias@gmail.com>" [full]
# Primary key fingerprint: AC44 FEDC 14F7 F1EB EDBF  4151 29C5 9678 0F6B CA83

* tag 'edgar/xen-queue-2024-10-03-v2.for-upstream' of https://gitlab.com/edgar.iglesias/qemu:
  hw/arm: xenpvh: Enable PCI for ARM PVH
  hw/xen: xenpvh: Add pci-intx-irq-base property
  hw/xen: xenpvh: Disable buffered IOREQs for ARM
  hw/xen: Expose handle_bufioreq in xen_register_ioreq
  hw/xen: Remove deadcode

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/arm/xen-pvh.c')
-rw-r--r--hw/arm/xen-pvh.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/hw/arm/xen-pvh.c b/hw/arm/xen-pvh.c
index 04cb9855af..33f0dd5982 100644
--- 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);
@@ -66,7 +76,14 @@ static void xen_arm_machine_class_init(ObjectClass *oc, void *data)
      */
     mc->max_cpus = GUEST_MAX_VCPUS;
 
+    /* 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;