OvmfPkg/VirtioMmioDeviceLib: virtio 1.0: Fix SetPageSize.

[mirror_edk2.git] / OvmfPkg / Library / VirtioMmioDeviceLib / VirtioMmioDeviceFunctions.c

diff --git a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c
index b0d75fb1dd24e09cf404647ffd3c8d2d3e8f92d0..50a4fd2100ee1fc7c42dfea8bad265a55c2bc18a 100644 (file)
--- a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c
+++ b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c
@@ -151,7 +151,9 @@ VirtioMmioSetPageSize (
 \r
   Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);\r
 \r
-  VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_PAGE_SIZE, PageSize);\r
+  if (Device->Version == VIRTIO_MMIO_DEVICE_VERSION_0_95) {\r
+    VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_PAGE_SIZE, PageSize);\r
+  }\r
 \r
   return EFI_SUCCESS;\r
 }\r