Arthur Heymans (arthur@aheymans.xyz) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16739
-gerrit
commit eb6a6d636510bc3f728da738288237d415e3d1d2 Author: Arthur Heymans arthur@aheymans.xyz Date: Sun Sep 25 22:36:26 2016 +0200
intel/gma/vbt.c: pad the ID string with spaces.
The VBT id string is 20 characters long. If the string is shorter than 20 it needs spaces at the end.
Change-Id: Id6439f1d3dbd09319ee99ce9d15dbc3bcead1f53 Signed-off-by: Arthur Heymans arthur@aheymans.xyz --- src/drivers/intel/gma/vbt.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/drivers/intel/gma/vbt.c b/src/drivers/intel/gma/vbt.c index e768402..e470378 100644 --- a/src/drivers/intel/gma/vbt.c +++ b/src/drivers/intel/gma/vbt.c @@ -34,7 +34,11 @@ static size_t generate_vbt(const struct i915_gpu_controller_info *conf,
memset (head, 0, sizeof (*head));
- memcpy (head->signature, idstr, 20); + /* make sure the 20 char length signature is filled */ + /* with spaces if the idstr is shorter than 20 */ + memset(head->signature, ' ', sizeof(head->signature)); + memcpy(head->signature, idstr, MIN(strlen(idstr), + sizeof(head->signature))); head->version = 100; head->header_size = sizeof (*head); head->bdb_offset = sizeof (*head);