[Qemu-devel] [PULL 20/42] virtio-pci: make modern bar 64bit + prefetchable

[Michael S. Tsirkin]

From: Gerd Hoffmann <address@hidden>

Signed-off-by: Gerd Hoffmann <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
---
 hw/virtio/virtio-pci.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 16d6e69..7804361 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1344,7 +1344,9 @@ static void virtio_pci_device_plugged(DeviceState *d, 
Error **errp)
                               VIRTIO_QUEUE_MAX);
         memory_region_add_subregion(&proxy->modern_bar, 0x3000, 
&proxy->notify);
         pci_register_bar(&proxy->pci_dev, modern_mem_bar,
-                         PCI_BASE_ADDRESS_SPACE_MEMORY,
+                         PCI_BASE_ADDRESS_SPACE_MEMORY |
+                         PCI_BASE_ADDRESS_MEM_PREFETCH |
+                         PCI_BASE_ADDRESS_MEM_TYPE_64,
                          &proxy->modern_bar);
     }
 
-- 
MST