lenovo/t60: Implement intel VGA callbacks.

Without it option ROM run results in just a black screen.

Change-Id: Id203f55ca0f02c290a3f40ac1ec7c5f23c5580bf
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/5344
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
1 file changed