For the first instance of the library that runs, the
base is initialized to 0x400, but we access it at 0x401.
Signed-off-by: jljusten
Reviewed-by: niruiyu
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12121 6f19259b-4bc3-4df7-8a09-765794883524
If PIIX4 Power Management Base Address (PMBA) is already
programmed, then read and use it's current setting.
Signed-off-by: Andrei Warkentin <andreiw@motorola.com>
Reviewed-by: gavinguan
Signed-off-by: jljusten
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12053 6f19259b-4bc3-4df7-8a09-765794883524