From 59597ead1f26d4c18997bda81b2ec33e52973b80 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Sun, 5 Apr 2015 18:10:09 -0500 Subject: mainboard/lenovo/t400: Add initial hybrid graphics support TEST: Booted T400 with Intel/ATI hybrid graphics in integrated mode with native Intel graphics init and verified integrated panel framebuffer functionality in SeaBIOS and Linux. Change-Id: I37e72c5dad0d7ab3915cc3d439ae9a4a9b3787e3 Signed-off-by: Timothy Pearson Reviewed-on: http://review.coreboot.org/9319 Reviewed-by: Edward O'Callaghan Reviewed-by: Ronald G. Minnich Tested-by: build bot (Jenkins) --- src/mainboard/lenovo/t400/cmos.layout | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'src/mainboard/lenovo/t400/cmos.layout') diff --git a/src/mainboard/lenovo/t400/cmos.layout b/src/mainboard/lenovo/t400/cmos.layout index 686fc25b7e..e9764a568e 100644 --- a/src/mainboard/lenovo/t400/cmos.layout +++ b/src/mainboard/lenovo/t400/cmos.layout @@ -80,7 +80,10 @@ entries # coreboot config options: northbridge 941 3 e 11 gfx_uma_size -#944 2 r 0 unused +# coreboot config options: graphics +944 2 e 12 hybrid_graphics_mode + +#946 2 r 0 unused # coreboot config options: check sums 984 16 h 0 check_sum @@ -132,6 +135,9 @@ enumerations 11 3 128M 11 5 96M 11 6 160M +12 0 Integrated Only +12 1 Discrete Only +12 2 Switchable # ----------------------------------------------------------------- checksums -- cgit v1.2.3