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MdeModulePkg:Clear the screen before booting the boot option

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When do UiApp remodeling task,miss clearing the screen before booting
the selected boot option,so cause some behaviors change.Now add the code
to fix this issue.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19441 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Dandan Bi 2015-12-22 09:37:33 +00:00 committed by dandanbi
parent 0034796f6c
commit 1b43162d70
1 changed files with 7 additions and 0 deletions
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7
MdeModulePkg/Library/BootManagerLib/BootManager.c
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@ -705,6 +705,13 @@ BootManagerCallback (
}
BootOption = EfiBootManagerGetLoadOptions (&BootOptionCount, LoadOptionTypeBoot);
//
// Clear the screen before.
//
gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
gST->ConOut->ClearScreen (gST->ConOut);
//
// parse the selected option
//