Evgeny Zinoviev has uploaded this change for review.

View Change

nb/intel/sandybridge/gma.c: Correct deasserting force wake on IVB

Change-Id: I31f8cddb9408d0c23c558b51f5d1f8787f0b700f
Signed-off-by: Evgeny Zinoviev <me@ch1p.io>
---
M src/northbridge/intel/sandybridge/gma.c
1 file changed, 2 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/55/42455/1

diff --git a/src/northbridge/intel/sandybridge/gma.c b/src/northbridge/intel/sandybridge/gma.c
index f9f318c..3e8d0de 100644
--- a/src/northbridge/intel/sandybridge/gma.c
+++ b/src/northbridge/intel/sandybridge/gma.c
@@ -510,7 +510,8 @@
 		gtt_write(0xa18c, gtt_read(0xa18c) & ~1);
 		gtt_poll(0x130090, (1 << 0), (0 << 0));
 	} else {
-		gtt_write(0xa188, 0x1fffe);
+		gtt_write(0xa188, gtt_read(0xa188) & 0x1ffff);
+		gtt_write(0xa188, gtt_read(0xa188) & ~1);
 		if (gtt_poll(0x130040, (1 << 0), (0 << 0)))
 			gtt_write(0xa188, gtt_read(0xa188) | 1);
 	}

To view, visit change 42455. To unsubscribe, or for help writing mail filters, visit settings.