diff options
Diffstat (limited to 'wiki/Execution-Plane.md')
| -rw-r--r-- | wiki/Execution-Plane.md | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/wiki/Execution-Plane.md b/wiki/Execution-Plane.md index 567f41c..4a84457 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: 2026-11-15, tree `master @ 692a7eb0`. Tags: `[live]` proven with the +Status: 2026-11-15, tree `master @ 6aeb20c7`. 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. @@ -169,13 +169,19 @@ guest: push + QMD + GPFIFO entry + doorbell (BAR0 0x88704) stage-0/1 image is now authored and live: a VTG SPH at `family+0x900` (first word `020a0481`) is fetched by both vertex slots (`DS-IMAGE st0=st1=020a0481`; DS fell `0x86040626 -> 0x84000420`, - reproduced on two boots). No non-black **window/screen** frame has been - produced through the NVIDIA path yet: the remaining DS bits are stage - type/context (SPH5/SPH10/SPH18), the 728-B draw window's released macros - (`0x33/0x39/0x1/0x0`) do not include the `DRAW_IAB` call, so the draw never - stores (`wrote=0`, `px0=0`); the window/screen present is unproven, and the - per-boot binding plus X first-generation lottery is the throughput limiter. - Those are the + reproduced on two boots). The release path is now host-deterministic when + the pack completes: the saved-window release carrier snapshots the held + window and re-submits it with the calls released once the pack is resident + (c772), and the held-CALL census plus the SA[34] golden fill prove the + slot-34 `DRAW_IAB` target (`client=golden=used=0x265`). No non-black + **window/screen** frame has been produced through the NVIDIA path yet: the + blocker is call order (the 728-B window places slot-34 after the `0x33/0x39` + setup, so the DS latch `0x84000420` pre-empts it; the 324-B window places it + first and ran `mac=0x22`), the reorder `a03a68ea` is landed but unexercised, + pack completion is still a per-boot lottery, the DS stage type/context bits + (SPH5/SPH10/SPH18) remain, and the draw does not store (`wrote=0`, + `px0=0`); the window/screen present is unproven, and the per-boot binding + plus X first-generation lottery is the throughput limiter. Those are the named blockers. The lanes and the ladder are on [`Graphics-Execution.md`](Graphics-Execution.md). |