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UPSTREAM: drivers/intel/gma: Add textmode support with libgfxinit

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Add an alternative gfxinit implementation for textmode. The legacy VGA
plane and textmode is configured through coreboot provided functions.
libgfxinit uses this plane as alternative to the usual high resolution
plane.

BUG=None
BRANCH=None
TEST=None

Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/17279
Tested-by: build bot (Jenkins)
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

Change-Id: Iad0754c50fc6faec35f49583fe1c7cb50ac6c0c5
Reviewed-on: https://chromium-review.googlesource.com/422563
Commit-Ready: Furquan Shaikh <furquan@chromium.org>
Tested-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Nico Huber 2016-11-07 17:24:47 +01:00 • committed by chrome-bot
commit da07a403db
4 changed files with 81 additions and 1 deletions
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src/device/Kconfig
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@ -53,6 +53,7 @@ config MAINBOARD_USE_LIBGFXINIT
bool "Use libgfxinit for native graphics initialization"
depends on MAINBOARD_DO_NATIVE_VGA_INIT
depends on MAINBOARD_HAS_LIBGFXINIT
select MAINBOARD_HAS_NATIVE_VGA_INIT_TEXTMODECFG
select RAMSTAGE_LIBHWBASE
default n
help