AGESA S3 support: Fix excessive stack usage

Commit 300caced9 introduced stack overflow when HAVE_ACPI_RESUME
is selected as the temporary storage for MTRRs is 4KiB.

Change-Id: I993df6abc04436fb135822729c4931c5c7496e5a
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/11633
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed