diff --git a/Silicon/NVIDIA/Drivers/EqosDeviceDxe/PhyDxeUtil.c b/Silicon/NVIDIA/Drivers/EqosDeviceDxe/PhyDxeUtil.c
index 7a5850f8..400a961e 100644
--- a/Silicon/NVIDIA/Drivers/EqosDeviceDxe/PhyDxeUtil.c
+++ b/Silicon/NVIDIA/Drivers/EqosDeviceDxe/PhyDxeUtil.c
@@ -220,6 +220,7 @@ PhyConfig (
   PhyDriver->PhyOldLink         = LINK_DOWN;
 
   Oui = PhyGetOui (PhyDriver);
+  DEBUG((DEBUG_ERROR, "SNP:PHT: %a () A %d \r\n", __FUNCTION__, Oui));
   switch (Oui) {
     case PHY_MARVELL_OUI:
       PhyDriver->Config       = PhyMarvellConfig;
@@ -250,6 +251,7 @@ PhyConfig (
       return EFI_SUCCESS;
 
     default:
+      DEBUG((DEBUG_ERROR, "SNP:PHT: %a () B %d \r\n", __FUNCTION__, Oui));
       return EFI_UNSUPPORTED;
   }