diff options
Diffstat (limited to 'wiki/System-Overview.md')
| -rw-r--r-- | wiki/System-Overview.md | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/wiki/System-Overview.md b/wiki/System-Overview.md index aeefb46..74adf71 100644 --- a/wiki/System-Overview.md +++ b/wiki/System-Overview.md @@ -7,7 +7,8 @@ > and [`../docs/03-architecture/10-interaction-and-scheduling.md`](../docs/03-architecture/10-interaction-and-scheduling.md) > for the full picture); the docs tree wins on disagreement. -Status: 2026-11-14, tree `master @ 339da842`. Tags: `[live]` proven with the +Status: 2026-11-15, tree `master @ 444ae2c1` plus in-flight graphics changes in +the working tree. Tags: `[live]` proven with the stock guest driver; `[gated]` implemented default-off; `[wip]` partial; `[wall]` current blocker; `[target]` designed end state. @@ -152,15 +153,19 @@ RPC from the guest to "firmware": client push carries a method-grammar draw header (the work is macro-driven — data-block blobs plus small state pushes invoking MME macros), the recycled pushes are recovered, and the client's draw-state push opens, - captures and reaches the engine with the golden MME overlay. The wall is - MME macro completion: the 2799-word packed program cannot fit its - <=2048-word block with the draw window, so `live_gen` never promotes and - the draw never stores (RT routing was tested and refuted; the multi-part - keep-window A/B is pending). The window/screen present is unproven - (a window draw can wedge X and glxgears' window is black), and X start - keeps a first-generation lottery (the dominant throughput limiter), so the - remaining gate is the macro completion plus the window/screen present - before the first non-black window frame + captures and reaches the engine with the golden MME overlay. The MME chain + now completes and executes the draw macro: multi-frame keep-windows land, + the 2799-word pack completes, the first `MME-PACK-REARM` fires, the + fixed-CB region is aliased, and `DRAW_IAB` (`mac=0x22`) runs with the + SPH-BIND prelude intact and the DS stage VAs populated. The remaining gate + is the DS stage-0/1 image (the synthesized binds read `family+0x900`, zero + in the live family page, while the client's VTG SPH image is at + `family+0x600`), so the draw never stores (`wrote=0`, `px0=0`). The + window/screen present is unproven (a window draw can wedge X and glxgears' + window is black), and the per-boot binding plus X first-generation start + lottery is the dominant throughput limiter, so the remaining gate is the + DS stage image plus the window/screen present before the first non-black + window frame ([`OpenGL.md`](OpenGL.md), [`Vulkan.md`](Vulkan.md)). ## 6. Where the detail lives |