1. Add UEFI 2.2 VLAN device path definition to MdePkg

[mirror_edk2.git] / MdeModulePkg / Universal / DevicePathDxe / DevicePathFromText.c

diff --git a/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c b/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c
index 73ec7a7f4a4f5c24caeb4e936a7785391186ddb8..3da549f156e5f9d9331e972899b8399fa29e3bb7 100644 (file)
--- a/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c
+++ b/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c
@@ -1,7 +1,7 @@
 /** @file\r
   DevicePathFromText protocol as defined in the UEFI 2.0 specification.\r
 \r
-Copyright (c) 2006 - 2008, Intel Corporation. <BR>\r
+Copyright (c) 2006 - 2009, Intel Corporation. <BR>\r
 All rights reserved. This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -2349,6 +2349,34 @@ DevPathFromTextiSCSI (
   return (EFI_DEVICE_PATH_PROTOCOL *) ISCSIDevPath;\r
 }\r
 \r
+/**\r
+  Converts a text device path node to VLAN device path structure.\r
+\r
+  @param TextDeviceNode  The input Text device path node.\r
+\r
+  @return A pointer to the newly-created VLAN device path structure.\r
+\r
+**/\r
+EFI_DEVICE_PATH_PROTOCOL *\r
+DevPathFromTextVlan (\r
+  IN CHAR16 *TextDeviceNode\r
+  )\r
+{\r
+  CHAR16            *VlanStr;\r
+  VLAN_DEVICE_PATH  *Vlan;\r
+\r
+  VlanStr = GetNextParamStr (&TextDeviceNode);\r
+  Vlan    = (VLAN_DEVICE_PATH *) CreateDeviceNode (\r
+                                   MESSAGING_DEVICE_PATH,\r
+                                   MSG_VLAN_DP,\r
+                                   sizeof (VLAN_DEVICE_PATH)\r
+                                   );\r
+\r
+  Vlan->VlanId = (UINT16) Strtoi (VlanStr);\r
+\r
+  return (EFI_DEVICE_PATH_PROTOCOL *) Vlan;\r
+}\r
+\r
 /**\r
   Converts a text device path node to HD device path structure.\r
 \r
@@ -2753,6 +2781,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE DevPathFromTextTable[]
   {L"UsbWwid", DevPathFromTextUsbWwid},\r
   {L"Unit", DevPathFromTextUnit},\r
   {L"iSCSI", DevPathFromTextiSCSI},\r
+  {L"Vlan", DevPathFromTextVlan},\r
   {L"HD", DevPathFromTextHD},\r
   {L"CDROM", DevPathFromTextCDROM},\r
   {L"VenMEDIA", DevPathFromTextVenMEDIA},\r