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grblhal-glowforge: recipe with boot autostart

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gitsm-pinned build of the controller with a sysvinit script (defaults 92, after forgectrl), installed in both images. Reboot-verified on the bench: controller and forgectrl come up unattended and Grbl answers on TCP:23.
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ScottW514
2026-08-03 17:22:07 -04:00
parent 7b320c34ac
commit 061def2343
5 changed files with 81 additions and 9 deletions
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docs/BRINGUP.md
+11 -6
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@@ -102,7 +102,12 @@ grblHAL driver repo** (github.com/ScottW514/grblHAL-glowforge, branch
`main`): core as a submodule at `src/grbl` (→ ScottW514/core fork, branch
`forgefirm`, carrying the settings-write crash fix, PR'd upstream as
grblHAL/core#999), `driver.c` implementing the HAL, machine constants in
`src/boards/glowforge.h`. Architecture: a wall-paced producer thread runs
`src/boards/glowforge.h`. **The controller autostarts at boot** since
2026-08-03: the `grblhal-glowforge` recipe (meta-forgefirm; gitsm pin +
sysvinit script `grblhal`, defaults 92) is installed in both images, and
the same init script is installed on the current bench rootfs
(reboot-verified: controller + forgectrl both up unattended, Grbl
answering on :23). The manual start below remains the bench/debug path. Architecture: a wall-paced producer thread runs
the core stepper ISR against a virtual step clock (1000× machine tick)
and maps step events to pulse bytes; a SCHED_FIFO shipper feeds
`/dev/glowforge` with the bounded queue; a recursive core mutex stands in
@@ -526,8 +531,8 @@ at live snapshots).
2026-08-02** — the controller is now the canonical driver repo
`github.com/ScottW514/grblHAL-glowforge` (+ `ScottW514/core` fork;
the settings-write crash fix is upstream PR grblHAL/core#999; repoint
the submodule to upstream when it merges). Remaining: a Yocto recipe
for grblHAL-glowforge in meta-forgefirm (pin SRCREV; fills the
`forgectrl` slot per kas/README.md), Phase 7 doc sweep (CLAUDE.md
charter refresh, README roadmap), kas flip + first GitHub release per
kas/README.md once ready to publish.
the submodule to upstream when it merges). ~~Yocto recipe for
grblHAL-glowforge~~ **DONE 2026-08-03** (`grblhal-glowforge` in
meta-forgefirm, boot autostart, reboot-verified). Remaining: Phase 7
doc sweep (CLAUDE.md charter refresh, README roadmap), kas flip +
first GitHub release per kas/README.md once ready to publish.