[oi-dev] [developer] Updated Graphics DRM support for OI

randyf at sibernet.com randyf at sibernet.com
Sat Dec 3 17:01:02 UTC 2016

On Sat, 3 Dec 2016, Yuri Pankov wrote:

> On Sun, 27 Nov 2016 11:33:47 -0500, Gordon Ross wrote:
>> We have some new graphics direct rendering manager (DRM) code to
>> announce for OpenIndiana/hipster.  This version should work better
>> on systems where hipster currently shows only a black screen.
>> If you'd like to try out the new DRM code, you can create a
>> (temporary) testing boot environment as described here:
>> https://www.illumos.org/projects/gfx-drm/wiki/
>>  How_to_create_a_BE_running_the_new_DRM_code
>> Alternatively, you can download and boot the ISO images here:
>>   http://dlc-int.openindiana.org/hipster/20161124/
>> and see how it works for you without installing.
> Tried the usb image, got the following:
> https://ibin.co/345M98Ie3zyF.jpg
> I'm not sure if older DRM bits work OK as I wasn't able to install anything 
> other than from this image (due to different issues).
> Xorg log attached (just in case it's useful).

This is an interesting case where some SNB machines (so far, seem to only 
be Lenovo's) miscalculate FDI timing.

At the end of /etc/system, add:

     set i915:i915_lane_workaround=0x1

and reboot.

 	---- Randy

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