From 76a2d3cb16ea5550fb2f11f39a78b9eaa2804314 Mon Sep 17 00:00:00 2001 From: Arthur Hanson Rasmusson Date: Thu, 12 Nov 2026 20:01:07 -0500 Subject: docs: 2026-11-12 status refresh - green X/GLX, non-black GPU captures, direct-GL stream frontier Refresh STATE-CURRENT.md and the open-iov.org wiki pages with the 2026-11-12 state: stock-driver X + GLX green (glxinfo 4.6.0 direct rendering, glxgears ~520 FPS), the pbuffer frame path captured 500/500 non-black frames (50 s 640x480 h264) plus the earlier 45.4 s capture, and the named frontier (direct-GL client command-stream delivery: setup push unreadable, CE ring 0xbeef0101 intermittent) alongside the guest-init/sizing fixes (RMInstLoc modprobe single-source, FB info in KB, 256 MiB GART). --- wiki/Execution-Plane.md | 26 ++++++++++++++------------ 1 file changed, 14 insertions(+), 12 deletions(-) (limited to 'wiki/Execution-Plane.md') diff --git a/wiki/Execution-Plane.md b/wiki/Execution-Plane.md index d88a1f3..88fbc9a 100644 --- a/wiki/Execution-Plane.md +++ b/wiki/Execution-Plane.md @@ -8,7 +8,7 @@ > when the two disagree, the docs tree wins. Front door: > [`../docs/README.md`](../docs/README.md). -Status: 2026-11-11, tree `master @ 4acac093`. Tags: `[live]` proven with the +Status: 2026-11-12, tree `master @ 800c108f`. Tags: `[live]` proven with the stock guest driver; `[gated]` implemented, default-off or parameter-gated; `[wip]` partial; `[wall]` current blocker; `[target]` named success latch; `[planned]` designed, not built. @@ -144,19 +144,21 @@ guest: push + QMD + GPFIFO entry + doorbell (BAR0 0x88704) isolation for simultaneous CUDA guests is in progress. * **The graphics pixel frontier.** Graphics work rides this plane in three shapes (verbatim 3D method-stream replay, synthesized launches, and the - direct GL client's own GR/CE channels, which now submit and retire). The - display/KMS path is served by the emulated display engine (modeset push - buffers plus the notifier/`UPDATE` completion, class-aware arm), so NvKms - registers, X settles and GL 4.6 is live, the X DDX waits are fixed, and + direct GL client's own GR/CE channels). The display/KMS path is served by + the emulated display engine (modeset push buffers plus the + notifier/`UPDATE` completion, class-aware arm), so NvKms registers, X + settles and the stock NVIDIA GLX path is fully green (`glxinfo -B` rc 0, + OpenGL 4.6.0 direct, `glxgears` ~520 FPS); the X DDX waits are fixed, and the guest's real GL draws now forward and execute on the physical GPU (`backend_ok=5-7`, `backend_timeout=0`); the DDX 3D replay executes, the 2D - path is green, the first non-black GPU-rendered frames are proven (500/500 - off-screen frames plus a 45.4 s video), and the direct-GL **GR ring - `0xbeef0100` resolves with advancing releases**. No non-black **window/ - screen** frame has been produced through the NVIDIA path yet: the direct-GL - **CE ring `0xbeef0101` never resolves** (the guest wedges ~90 s after - `V_Init`), glxgears' window is black, and X window creation wedges on some - boots, so those are the named blockers. The lanes and the ladder are on + path is green, the direct-GL ring/VAS and USERD machinery is hardened, and + the first non-black GPU-rendered frames are proven (500/500 off-screen + frames per run plus captured 45.4 s and 50 s videos). No non-black + **window/screen** frame has been produced through the NVIDIA path yet: the + direct-GL client's own 59,556-byte setup push does not yet resolve/read + host-side under its page-directory churn (so its draw sections never open), + glxgears' window is black, and X screen-init is a per-boot lottery, so + those are the named blockers. The lanes and the ladder are on [`Graphics-Execution.md`](Graphics-Execution.md). ## 6. Portability -- cgit v1.2.3