Update SnpDxe to support dynamic media detect.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9994 6f19259b-4bc3-4df7-8a09-765794883524
2010-02-12 08:45:15 +00:00
parent 993702aa7b
commit c777c3574e
3 changed files with 241 additions and 212 deletions
--- a/MdeModulePkg/Universal/Network/SnpDxe/Snp.c
+++ b/MdeModulePkg/Universal/Network/SnpDxe/Snp.c
@@ -581,6 +581,16 @@ SimpleNetworkDriverStart (
    Snp->Mode.MediaPresentSupported = FALSE;
  }

+  switch (InitStatFlags & PXE_STATFLAGS_GET_STATUS_NO_MEDIA_MASK) {
+  case PXE_STATFLAGS_GET_STATUS_NO_MEDIA_SUPPORTED:
+    Snp->MediaStatusSupported = TRUE;
+    break;
+
+  case PXE_STATFLAGS_GET_STATUS_NO_MEDIA_NOT_SUPPORTED:
+  default:
+    Snp->MediaStatusSupported = FALSE;
+  }
+
  if ((Pxe->hw.Implementation & PXE_ROMID_IMP_STATION_ADDR_SETTABLE) != 0) {
    Snp->Mode.MacAddressChangeable = TRUE;
  } else {