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8
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3ee4b550d7 | ||
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eb89beb97e | ||
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665703fbe6 | ||
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87318cd04d |
@@ -54,7 +54,7 @@ jobs:
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- name: Install Nix
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if: steps.detect.outputs.run == 'true'
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uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31
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uses: cachix/install-nix-action@a49548c11d9846ad46ecc0115273879b045f001c # v31
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with:
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extra_nix_config: |
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experimental-features = nix-command flakes
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@@ -56,7 +56,7 @@ module reaches a host: **baseModules** (every NixOS host, via `flake.nix`),
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(pulled in by another module's `imports`).
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| Module | Imported by | What it does / when to use it |
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| -------------------- | --------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| ------------------ | --------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| `common-nixos.nix` | baseModules (all NixOS) | Timezone/locale, store hygiene (auto-optimise, big download buffer, **no** auto-GC), the nix-community binary cache, `nix-ld`, base CLI (`git`, `fastfetch`), and the fleet-wide font stack. |
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| `users.nix` | baseModules (all NixOS) | Builds `users.users` from the registry for the host's `hostUsers`; enables zsh; enables Firefox + Thunderbird **only** when `features.swayDesktop.enable` is on. Applies per-user `linger`. |
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| `features.nix` | baseModules (all NixOS) | Declares feature-flag options (currently `features.swayDesktop.enable`) so any host can read/set them without importing the heavy implementation module. |
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@@ -5,6 +5,7 @@
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- [Git commit signing](git_commit_signing.md) — signs in-sandbox via ssh-agent (allowAllUnixSockets + inlined pubkey)
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- [Git check state first](git_check_state.md) — always check branch/status/divergence before git work; Lyra edits repos between sessions
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- [Keep docs updated](docs_keep_updated.md) — update docs in the same pass as code/config changes; stale docs are a defect
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- [SIBO Workabout MX project](sibo_workabout_mx_scanner.md) — RE + barcode-inventory project state; scanner is an OO DYL object (oscanner), blocked on on-device ordinal capture; resume via code/inventory/CONTINUATION.md
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- [Jira tooling](jira_tooling.md) — comments are Markdown not wiki; transitions may need assignee; link direction; WSP transition IDs
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- [Review and comments workflow](workflow_review_and_comments.md) — show PR body and non-trivial Jira comments before posting; terse IaC code comments; PR body content rules
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- [Sandbox prompts](feedback_sandbox_prompts.md) — don't prompt for sandbox-disable or routine read-only shell ops; broaden permissions instead
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@@ -0,0 +1,24 @@
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---
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name: sibo-workabout-mx-scanner
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description: State of the Psion Workabout MX reverse-engineering / barcode-inventory project and how to resume it
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metadata:
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node_type: memory
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type: project
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originSessionId: 74de014e-9cf4-47f6-92f4-c34197ac1858
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---
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Long-running project (July 2026) reverse-engineering the **Psion Workabout MX** (SIBO OS, NEC V30MX, TopSpeed C) to build a barcode **inventory demo** (scan UPC → DBF database file; add stock, consume by a quantity unit) and, alongside, **complete device programming documentation**. Repo: Gitea **lyrathorpe/sibo-playground**, working branch **`feat/inventory-phase1-scan`** (unmerged). Gitea needs hand-off / the contents API for pushes — see [[git-network-ops]]; [[git-conventions]] for branch/PR rules.
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**Committed on the branch (durable, survive reboot):**
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- `docs/reference/00-08` + index — the SIBO/MX programming reference (building apps, system/OS, I/O devices, PLIB core, file system & DBF, UI, hardware, and RE'd boot/OS-call internals).
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- `code/inventory/` — app scaffold: `upc.c/.h` (UPC-A check-digit validation, correct), `bcode.c/.h`, `scan.c` (Phase-1 diagnostics), `README.md`, **`SCANNER-API.md`** (all scanner findings), **`CONTINUATION.md`** (the on-device debugging procedure to finish).
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- `docs/mx-re/toolchain-and-plan.md` — the RE toolchain.
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- The **ROM `w2mx_v7.20f_eng.bin`** and the full **SDK + HDK** (manuals as `docs/*.txt`; headers/libs/`bar*.ldd` under `code/SIBOSDK/`; HDK under `code/HDK/`) are on the branch. `/tmp/claude/sibo/` working files (ROM slices, MAME rom dir, Ghidra/decomp output) are transient and reproducible from the toolchain doc.
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**Scanner — key result:** the integral laser is driven as an **OO library object** in `SCANNER.DYL` (category token **`oscanner`**) via `p_getlibh` → `p_newsend`/`f_newsend` → `p_send`, over **LIBMANAGER (INT 0x84)** / **MESSMANAGER (INT 0x83)** — NOT raw device I/O. Confirmed on the physical device: `p_open("WL2:D")` + control ops **6** then **7** (`p_iow(chan,6); p_iow(chan,7)`) fire the laser to a good decode (green LED). Default Symbol2 11-byte param block: `04 3f 01 15 06 04 1e 80 0d 0a 06` (decoded output is CR/LF-terminated). Dead ends (do not retry): raw `TTY:D` reads, and the wand `BAR:` / `bar*.ldd` decoders (probe expansion slots → `-41`).
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**Blocked on / next step:** the OO **message ordinals + parameter structs** for init / set-params / trigger / read. OLIB assigns ordinals dynamically across the class hierarchy (base classes in `olib`/`hwim`), so they resolve only at runtime — capture them with the **SIBO Debugger on the physical device** (remote debug over serial; it supports breakpoints inside DYLs). MAME cannot inject a barcode, so the last mile must be on hardware. Full step-by-step is in `code/inventory/CONTINUATION.md`.
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**RE toolchain (reproducible):** the ROM is MAME machine **`psionwamx`**; run its debugger headless via `xvfb-run -a mame psionwamx -rompath roms -debug -debugscript CMDS -sound none -seconds_to_run N` (MAME lua input injection into the keyboard matrix does NOT work headless — a known limitation). Static: **radare2** (16-bit x86). Decompile: **Ghidra headless** (processor `x86:LE:16:Real Mode`, a Java GhidraScript — Ghidra 12 has no bundled Python). Get MAME/radare2/Ghidra via `nix-shell -p ...`. Details in `docs/mx-re/toolchain-and-plan.md`.
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**Fallback to deliver value now:** Phase 2 (the DBF inventory: add stock, consume by quantity) can be built with keyboard UPC entry against `docs/reference/05-filesystem-dbf.md`, dropping the scanner in behind the same interface once retrieval is finished. [[docs-keep-updated]]
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@@ -51,6 +51,17 @@
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home.shellAliases = {
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docker = "/run/current-system/sw/bin/docker";
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};
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# Source the (nix-unmanaged) Jenkins credentials file into every zsh, so the
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# JENKINS_UCE_/JENKINS_STF_ tokens are exported for all shells and anything they
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# launch -- the Jenkins MCP servers read them via ${JENKINS_*} expansion.
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# envExtra lands in ~/.zshenv, which zsh sources for login, interactive, and
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# non-interactive shells alike. Guarded so a missing file never breaks a shell;
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# the file holds secrets, so it is kept out of the world-readable nix store.
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programs.zsh.envExtra = ''
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[ -f "$HOME/.jenkinsenv" ] && . "$HOME/.jenkinsenv"
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[ -f "$HOME/.splunkenv" ] && . "$HOME/.splunkenv"
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'';
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programs.tmux = {
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# kube context/namespace in the status line. kube-tmux is pinned as a flake
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# input (it is not in nixpkgs), so the script is always present in the store.
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