[Qemu-devel] [PATCH 4/4] bochs-display: add pcie support

[Gerd Hoffmann <kraxel@redhat.com>]

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/display/bochs-display.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/hw/display/bochs-display.c b/hw/display/bochs-display.c
index 9ea6f798f4..23dbf57b8f 100644
--- a/hw/display/bochs-display.c
+++ b/hw/display/bochs-display.c
@@ -254,6 +254,7 @@ static void bochs_display_realize(PCIDevice *dev, Error **errp)
 {
     BochsDisplayState *s = BOCHS_DISPLAY(dev);
     Object *obj = OBJECT(dev);
+    int ret;
 
     s->con = graphic_console_init(DEVICE(dev), 0, &bochs_display_gfx_ops, s);
 
@@ -280,6 +281,12 @@ static void bochs_display_realize(PCIDevice *dev, Error **errp)
     pci_register_bar(&s->pci, 0, PCI_BASE_ADDRESS_MEM_PREFETCH, &s->vram);
     pci_register_bar(&s->pci, 2, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mmio);
 
+    if (pci_bus_is_express(pci_get_bus(dev))) {
+        dev->cap_present |= QEMU_PCI_CAP_EXPRESS;
+        ret = pcie_endpoint_cap_init(dev, 0x80);
+        assert(ret > 0);
+    }
+
     memory_region_set_log(&s->vram, true, DIRTY_MEMORY_VGA);
 }
 
@@ -341,6 +348,7 @@ static const TypeInfo bochs_display_type_info = {
     .instance_init  = bochs_display_init,
     .class_init     = bochs_display_class_init,
     .interfaces     = (InterfaceInfo[]) {
+        { INTERFACE_PCIE_DEVICE },
         { INTERFACE_CONVENTIONAL_PCI_DEVICE },
         { },
     },
-- 
2.9.3