diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-10-08 07:33:37 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2012-10-08 07:33:37 +0000 |
| commit | e06a4cd134064590aa1a855ff4b973023279e805 (patch) | |
| tree | 0947a5be11f3698516f8143b601048aaeaef8a7f /OvmfPkg/Library/PlatformBdsLib | |
| parent | ec01afdbbf13c5f40a64f995a95e5ce26e0c1bc2 (diff) | |
| download | edk2-platforms-e06a4cd134064590aa1a855ff4b973023279e805.tar.xz | |
OvmfPkg: QemuBootOrder: recognize virtio-blk OFW device paths
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13801 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OvmfPkg/Library/PlatformBdsLib')
| -rw-r--r-- | OvmfPkg/Library/PlatformBdsLib/QemuBootOrder.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/OvmfPkg/Library/PlatformBdsLib/QemuBootOrder.c b/OvmfPkg/Library/PlatformBdsLib/QemuBootOrder.c index 4a33396512..9807039f2f 100644 --- a/OvmfPkg/Library/PlatformBdsLib/QemuBootOrder.c +++ b/OvmfPkg/Library/PlatformBdsLib/QemuBootOrder.c @@ -606,6 +606,32 @@ TranslateOfwNodes ( PciDevFun[1],
AcpiUid
);
+ } else if (NumNodes >= 3 &&
+ SubstringEq (OfwNode[1].DriverName, "scsi") &&
+ SubstringEq (OfwNode[2].DriverName, "disk")
+ ) {
+ //
+ // OpenFirmware device path (virtio-blk disk):
+ //
+ // /pci@i0cf8/scsi@6[,3]/disk@0,0
+ // ^ ^ ^ ^ ^
+ // | | | fixed
+ // | | PCI function corresponding to disk (optional)
+ // | PCI slot holding disk
+ // PCI root at system bus port, PIO
+ //
+ // UEFI device path prefix:
+ //
+ // PciRoot(0x0)/Pci(0x6,0x0)/HD( -- if PCI function is 0 or absent
+ // PciRoot(0x0)/Pci(0x6,0x3)/HD( -- if PCI function is present and nonzero
+ //
+ Written = UnicodeSPrintAsciiFormat (
+ Translated,
+ *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
+ "PciRoot(0x0)/Pci(0x%x,0x%x)/HD(",
+ PciDevFun[0],
+ PciDevFun[1]
+ );
} else {
return RETURN_UNSUPPORTED;
}
|