From: xdu2 <xdu2@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 12 Feb 2010 08:45:38 +0000 (+0000)
Subject: Update UNDI driver to expose dynamic media detect capability.
X-Git-Tag: edk2-stable201903~16341
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=135ec2db42941107fc2ec69107784828a1f81e91;ds=sidebyside

Update UNDI driver to expose dynamic media detect capability.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9995 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/OptionRomPkg/UndiRuntimeDxe/Decode.c b/OptionRomPkg/UndiRuntimeDxe/Decode.c
index d2d4aba888..65ff692f7f 100644
--- a/OptionRomPkg/UndiRuntimeDxe/Decode.c
+++ b/OptionRomPkg/UndiRuntimeDxe/Decode.c
@@ -1,7 +1,7 @@
 /** @file
   Provides the basic UNID functions.
 
-Copyright (c) 2006 - 2009, Intel Corporation
+Copyright (c) 2006 - 2010, Intel Corporation
 All rights reserved. This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -264,7 +264,8 @@ UNDI_GetInitInfo (
   DbPtr->SupportedLoopBackModes = PXE_LOOPBACK_INTERNAL_SUPPORTED |
                     PXE_LOOPBACK_EXTERNAL_SUPPORTED;
 
-  CdbPtr->StatFlags |= PXE_STATFLAGS_CABLE_DETECT_SUPPORTED;
+  CdbPtr->StatFlags |= (PXE_STATFLAGS_CABLE_DETECT_SUPPORTED |
+                        PXE_STATFLAGS_GET_STATUS_NO_MEDIA_SUPPORTED);
   return ;
 }
 
@@ -1086,6 +1087,18 @@ UNDI_Status (
     }
   }
 
+  //
+  // Return current media status
+  //
+  if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_MEDIA_STATUS) != 0) {
+    AdapterInfo->PhyAddress = 0xFF;
+    AdapterInfo->CableDetect = 1;
+
+    if (!PhyDetect (AdapterInfo)) {
+      CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_NO_MEDIA;
+    }
+  }
+
   return ;
 }