Introduction If you were waiting for a new post to learn something new about Intel GEN graphics, I am sorry. I started moving away from i915 kernel development about one year ago. Although I had worked landed patches in mesa before, it has taken me some time to get to a point where I had […]
I’ve had this post sitting in my drafts for the last 7 months. The code is stale, but the concepts are correct. I had intended to add some pictures before posting, but it’s clear that won’t happen now. Words are better than nothing, I suppose… Recently I pushed an intel-gpu-tool tool for modifying GPU frequencies. […]
For those of you reading this that didn’t know, I’ve had two months of paid vacation – one of the real perks of working for Intel. Today is the last day. It is as hard as I thought it would be. Most of the vacation was spent vacationing. As I have access to none of […]
I don’t know if I’ve ever eaten my own dogfood that smells this risky. A few days ago, I published patches to support dynamic page table allocation and tear-down in the i915 driver http://lists.freedesktop.org/archives/intel-gfx/2014-March/041814.html. This work will eventually help us support expanded page tables (similar to how things work for normal Linux page tables). The […]
EDIT1 (2014-07-12): Apologies to planets for update. Change b->B (bits to bytes) in the state walkthrough (thanks to Bernard Kilarski) Convert SVG images to PNG because they weren’t being rendered properly. Added TOC Use new style footnotes NOTE: With command parser merged, and execlists on the way – this post is already somewhat outdated. Disclaimer: Everything […]