diff options
| author | Mark McLoughlin <markmc@redhat.com> | 2009-07-07 12:09:10 +0100 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-07-16 08:28:10 -0500 |
| commit | 5c634ef30d75fd7024929b34d383eea1bae732d7 (patch) | |
| tree | 8d630026b5d07234c13698581e72b46b046762e4 /hw | |
| parent | 6f6260c7d68fffe349fbe134b1ef2cebb5bb5a1e (diff) | |
Change default PCI class of virtio-blk to PCI_CLASS_STORAGE_SCSI
Windows virtio driver cannot pass DTM (certification) tests while the
storage class is PCI_CLASS_STORAGE_UNKNOWN.
A new qdev type is introduced to allow devices using the old class
to be created for compatibility with qemu-0.10.x.
Reported-by: Dor Laor <dlaor@redhat.com>
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/virtio-pci.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 3b9bfd1756..6052c1671c 100644 --- a/hw/virtio-pci.c +++ b/hw/virtio-pci.c @@ -426,7 +426,8 @@ static void virtio_init_pci(VirtIOPCIProxy *proxy, VirtIODevice *vdev, virtio_bind_device(vdev, &virtio_pci_bindings, proxy); } -static void virtio_blk_init_pci(PCIDevice *pci_dev) +static void virtio_blk_init_pci_with_class(PCIDevice *pci_dev, + uint16_t class_code) { VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev); VirtIODevice *vdev; @@ -435,8 +436,17 @@ static void virtio_blk_init_pci(PCIDevice *pci_dev) virtio_init_pci(proxy, vdev, PCI_VENDOR_ID_REDHAT_QUMRANET, PCI_DEVICE_ID_VIRTIO_BLOCK, - PCI_CLASS_STORAGE_OTHER, - 0x00); + class_code, 0x00); +} + +static void virtio_blk_init_pci(PCIDevice *pci_dev) +{ + virtio_blk_init_pci_with_class(pci_dev, PCI_CLASS_STORAGE_SCSI); +} + +static void virtio_blk_init_pci_0_10(PCIDevice *pci_dev) +{ + virtio_blk_init_pci_with_class(pci_dev, PCI_CLASS_STORAGE_OTHER); } static void virtio_console_init_pci(PCIDevice *pci_dev) @@ -496,6 +506,11 @@ static PCIDeviceInfo virtio_info[] = { .qdev.size = sizeof(VirtIOPCIProxy), .init = virtio_balloon_init_pci, },{ + /* For compatibility with 0.10 */ + .qdev.name = "virtio-blk-pci-0-10", + .qdev.size = sizeof(VirtIOPCIProxy), + .init = virtio_blk_init_pci_0_10, + },{ /* end of list */ } }; |