Add new call back return value; also add some sample code to use it.

Signed-off-by: ydong10
Reviewed-by: lgao4


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11713 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
ydong10
2011-05-31 00:59:15 +00:00
parent d490265ca6
commit b18e705046
12 changed files with 990 additions and 433 deletions