diff options
Diffstat (limited to 'wiki/FAQ.md')
| -rw-r--r-- | wiki/FAQ.md | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/wiki/FAQ.md b/wiki/FAQ.md index f9d5251..57782e7 100644 --- a/wiki/FAQ.md +++ b/wiki/FAQ.md @@ -5,7 +5,7 @@ > [`../docs/09-reference/glossary-and-faq.md`](../docs/09-reference/glossary-and-faq.md); > the docs tree wins on disagreement. -Status: 2026-11-09, tree `master @ cb8e822b`. +Status: 2026-11-09, tree `master @ bb802909`. ## Project and positioning @@ -41,16 +41,15 @@ Partially, and it is an active frontier. The display/KMS stack and the X server now run on the emulated vGPU with the stock driver: nvidia-modeset/NvKms registers (`/dev/dri`), `glxinfo` reports OpenGL 4.6.0 with direct rendering, the direct GL client's GR and CE channels submit and retire, and the GSP -event-IRQ fix completes swaps. The guest's **real GL draws now forward and -execute on the physical GPU** (`work_gr backend_ok=9`) and the 2D path is -green end-to-end, but the frames are black: the draw's constant-buffer (MVP) -page does not resolve and is forced to the seed page, so the engine writes 0 -pages. The guest Vulkan pipeline runs end to end (device → command buffer → -fence → readback, frames black). Rendered (non-black) frames through the -NVIDIA path are the remaining wall: constant-buffer content, the MME -front-end/stale-wedge stability, the X DDX get-word/notifier completion and -the DDX's 4 GB sysmem allocation (12 GB guest workaround) are the current -gates — see [`OpenGL.md`](OpenGL.md), [`Vulkan.md`](Vulkan.md) and +event-IRQ fix completes swaps. X is green on attempt 1, the guest's **real GL +draws forward and execute on the physical GPU** (`work_gr backend_ok=5-7`, +`backend_timeout=0`), and the 2D path is green end-to-end, but the frames are +black: the replayed draw writes 0 pages because the beef GR ring does not +resolve deterministically, the fixed-CB image's `0x80` MVP block is zero, and +the render-target bind is unconfirmed. The guest Vulkan pipeline runs end to +end (device → command buffer → fence → readback, frames black). These three +plus the DDX's 4 GB sysmem allocation (12 GB guest workaround) are the +current gates — see [`OpenGL.md`](OpenGL.md), [`Vulkan.md`](Vulkan.md) and [`Graphics-Execution.md`](Graphics-Execution.md). **How fast is it?** |