For network dynamic media support:

1. add library function NetLibDetectMedia to NetLib for media detection
2. update MnpDxe to periodically poll for media status update and check for media status before packet transmit
3. update Ip4Dxe to return ModeData using Mnp->GetModeData()
4. update IScsiDxe to check for media status before try to do DHCP and session login
5. update UefiPxeBcDxe to check for media status before PXE start

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9919 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 3 insertions, 1 deletions

diff --git a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiDhcp.h b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiDhcp.h
index 07b30a936c..eefc5b37a8 100644
--- a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiDhcp.h
+++ b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiDhcp.h
@@ -1,7 +1,7 @@
 /** @file

   The header file of IScsiDhcp.

 

-Copyright (c) 2004 - 2009, Intel Corporation.<BR>

+Copyright (c) 2004 - 2010, Intel Corporation.<BR>

 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

@@ -47,7 +47,9 @@ typedef struct _ISCSI_ROOT_PATH_FIELD {
 

   @retval EFI_SUCCESS           The DNS information is got from the DHCP ACK.

   @retval EFI_OUT_OF_RESOURCES  Failed to allocate memory.

+  @retval EFI_NO_MEDIA          There was a media error.

   @retval Others                Other errors as indicated.

+

 **/

 EFI_STATUS

 IScsiDoDhcp (