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Support x-pci-vendor-id and x-pci-device-id pass to qemu

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since some vendor id like 1ded can not be identified by virtio-pci
driver, so upper level need to pass a specified vendor id to qemu.

the upper level will change unavailable id and pass it to qemu.

Signed-off-by: Ace-Tang <aceapril@126.com>
This commit is contained in:
Ace-Tang 2019-07-04 21:59:17 +08:00
parent 8d18f344c5
commit 8fd28e23ac
3 changed files with 17 additions and 3 deletions
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12
qemu/qemu.go
View File

@ -901,6 +901,12 @@ type VFIODevice struct {
// DevNo identifies the ccw devices for s390x architecture
DevNo string
// VendorID specifies vendor id
VendorID string
// DeviceID specifies device id
DeviceID string
}
// Valid returns true if the VFIODevice structure is valid and complete.
@ -917,6 +923,12 @@ func (vfioDev VFIODevice) QemuParams(config *Config) []string {
deviceParams = append(deviceParams, fmt.Sprintf("%s,host=%s", driver, vfioDev.BDF))
if isVirtioPCI[driver] {
if vfioDev.VendorID != "" {
deviceParams = append(deviceParams, fmt.Sprintf(",x-pci-vendor-id=%s", vfioDev.VendorID))
}
if vfioDev.DeviceID != "" {
deviceParams = append(deviceParams, fmt.Sprintf(",x-pci-device-id=%s", vfioDev.DeviceID))
}
deviceParams = append(deviceParams, fmt.Sprintf(",romfile=%s", vfioDev.ROMFile))
}

2
qemu/qemu_arch_base_test.go
View File

@ -27,7 +27,7 @@ var (
deviceSerialString = "-device virtio-serial-pci,disable-modern=true,id=serial0,romfile=efi-virtio.rom"
deviceVhostUserNetString = "-chardev socket,id=char1,path=/tmp/nonexistentsocket.socket -netdev type=vhost-user,id=net1,chardev=char1,vhostforce -device virtio-net-pci,netdev=net1,mac=00:11:22:33:44:55,romfile=efi-virtio.rom"
deviceVSOCKString = "-device vhost-vsock-pci,disable-modern=true,id=vhost-vsock-pci0,guest-cid=4,romfile=efi-virtio.rom"
deviceVFIOString = "-device vfio-pci,host=02:10.0,romfile=efi-virtio.rom"
deviceVFIOString = "-device vfio-pci,host=02:10.0,x-pci-vendor-id=0x1234,x-pci-device-id=0x5678,romfile=efi-virtio.rom"
deviceSCSIControllerStr = "-device virtio-scsi-pci,id=foo,disable-modern=false,romfile=efi-virtio.rom"
deviceSCSIControllerBusAddrStr = "-device virtio-scsi-pci,id=foo,bus=pci.0,addr=00:04.0,disable-modern=true,iothread=iothread1,romfile=efi-virtio.rom"
deviceVhostUserSCSIString = "-chardev socket,id=char1,path=/tmp/nonexistentsocket.socket -device vhost-user-scsi-pci,id=scsi1,chardev=char1,romfile=efi-virtio.rom"

6
qemu/qemu_test.go
View File

@ -312,8 +312,10 @@ func TestAppendDeviceBlock(t *testing.T) {
func TestAppendDeviceVFIO(t *testing.T) {
vfioDevice := VFIODevice{
BDF: "02:10.0",
ROMFile: romfile,
BDF: "02:10.0",
ROMFile: romfile,
VendorID: "0x1234",
DeviceID: "0x5678",
}
if isVirtioCCW[Vfio] {