tree f382454ccbd0fd4d3fcca9d8b3795aa470d173f4
parent b6df68391741f9cbcb8e286624d6994a6f9dbdf1
author Tim Wawrzynczak <twawrzynczak@chromium.org> 1662740675 -0600
committer Nico Huber <nico.h@gmx.de> 1685388188 +0000

gma pcode: Add Mailbox_Read procedure

Some chipsets may have data that they need to read from the PCode,
with no data in particular necessary, therefore add a `Mailbox_Read`
procedure to do this.

Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: Ic8505ef46661c291e6f0787279b32430669f7d14
Reviewed-on: https://review.coreboot.org/c/libgfxinit/+/65140
Tested-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Nico Huber <nico.h@gmx.de>