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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-04-05 18:10:09 -0500
committerRonald G. Minnich <rminnich@gmail.com>2015-11-10 00:45:40 +0100
commit59597ead1f26d4c18997bda81b2ec33e52973b80 (patch)
treec89647b0481651b6aac428787009879cc6352a4f /src/mainboard/lenovo/t400/cmos.layout
parent9849f35459569ec0dcd8d8f928032e7049759c80 (diff)
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 <tpearson@raptorengineeringinc.com> Reviewed-on: http://review.coreboot.org/9319 Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com> Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/mainboard/lenovo/t400/cmos.layout')
-rw-r--r--src/mainboard/lenovo/t400/cmos.layout8
1 files changed, 7 insertions, 1 deletions
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
# -----------------------------------------------------------------
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