sravan/system76-edk2
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Remove some unnecessary clear screen from console drivers.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10590 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
li-elvin
2010-06-18 09:19:29 +00:00
parent 35f9e94ed4
commit 46f0e2a9ee
2 changed files with 53 additions and 30 deletions
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16
MdeModulePkg/Universal/Console/GraphicsConsoleDxe/GraphicsConsole.c
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@ -1,7 +1,7 @@
/** @file
This is the main routine for initializing the Graphics Console support routines.
Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
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
@ -640,10 +640,18 @@ CheckModeSupported (
if (!EFI_ERROR (Status)) {
if ((Info->HorizontalResolution == HorizontalResolution) &&
(Info->VerticalResolution == VerticalResolution)) {
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeNumber);
if (!EFI_ERROR (Status)) {
FreePool (Info);
if ((GraphicsOutput->Mode->Info->HorizontalResolution == HorizontalResolution) &&
(GraphicsOutput->Mode->Info->VerticalResolution == VerticalResolution)) {
//
// If video device has been set to this mode, we do not need to SetMode again
//
break;
} else {
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeNumber);
if (!EFI_ERROR (Status)) {
FreePool (Info);
break;
}
}
}
FreePool (Info);