[PATCH 08/14] OvmfPkg/MptScsiDxe: Implement GetTargetLun

[Nikita Leshenko <nikita.leshchenko@oracle.com>]

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Nikita Leshenko <nikita.leshchenko@oracle.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Aaron Young <aaron.young@oracle.com>
Reviewed-by: Liran Alon <liran.alon@oracle.com>
---
 OvmfPkg/MptScsiDxe/MptScsi.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/OvmfPkg/MptScsiDxe/MptScsi.c b/OvmfPkg/MptScsiDxe/MptScsi.c
index 7f360158e7..719948a73d 100644
--- a/OvmfPkg/MptScsiDxe/MptScsi.c
+++ b/OvmfPkg/MptScsiDxe/MptScsi.c
@@ -164,7 +164,17 @@ MptScsiGetTargetLun (
   )
 {
   DEBUG ((EFI_D_INFO, "MptScsiGetTargetLun\n"));
-  return EFI_UNSUPPORTED;
+
+  if (DevicePath->Type    != MESSAGING_DEVICE_PATH ||
+      DevicePath->SubType != MSG_SCSI_DP) {
+    return EFI_UNSUPPORTED;
+  }
+
+  SCSI_DEVICE_PATH *ScsiDevicePath = (SCSI_DEVICE_PATH *) DevicePath;
+  **Target = ScsiDevicePath->Pun;
+  *Lun = ScsiDevicePath->Lun;
+
+  return EFI_SUCCESS;
 }
 
 STATIC
-- 
2.20.1