77 lines
3.5 KiB
TOML
77 lines
3.5 KiB
TOML
[package]
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name = "jiggly"
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version = "0.3.0"
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edition = "2024"
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authors = ["Stephen Waits <steve@waits.net>"]
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description = "USB mouse jiggler firmware for the Seeed Studio Xiao RP2040 — keeps your screen awake during the workday, then politely shuts up so you can go home."
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license = "MIT"
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repository = "https://git.swaits.com/swaits/jiggly"
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readme = "README.md"
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keywords = ["embedded", "rp2040", "usb-hid", "embassy", "no-std"]
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categories = ["embedded", "no-std"]
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publish = false # firmware binary; not a crates.io library
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[features]
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default = ["embassy", "panic-reset"]
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# `hsmc` emits `#[cfg(feature = "embassy")]` from inside `statechart!` and
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# the cfg is evaluated in this crate's context, so we mirror the flag here
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# and forward it to `hsmc/embassy`.
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embassy = ["hsmc/embassy"]
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# Default panic handler — silently resets the chip. Mutually exclusive with
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# `defmt` (which uses panic-probe). Build a defmt firmware with
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# `cargo build --no-default-features --features embassy,defmt`.
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panic-reset = ["dep:panic-reset"]
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# Same trick as `embassy` above: `hsmc` emits `#[cfg(feature = "trace-defmt")]`
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# from inside `__chart_observe!` (re-exported via `statechart!`), and that
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# cfg is evaluated in *this* crate's feature set, not hsmc's. So we mirror
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# the flag here and forward it to `hsmc/trace-defmt`. Without this mirror,
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# `--features defmt` would compile cleanly but emit zero state-transition
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# logs, because every defmt arm in __chart_observe! would be cfg'd out.
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trace-defmt = ["hsmc/trace-defmt"]
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# Debug build over RTT. Pulls in defmt + defmt-rtt, swaps the panic handler
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# for panic-probe (so panics get printed instead of silently resetting), and
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# turns on hsmc's chart/state/transition tracing.
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defmt = [
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"dep:defmt",
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"dep:defmt-rtt",
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"dep:panic-probe",
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"trace-defmt",
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]
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[dependencies]
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embassy-executor = { version = "0.10.0", features = ["platform-cortex-m", "executor-thread"] }
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embassy-time = { version = "0.5.1" }
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embassy-rp = { version = "0.10.0", features = ["rp2040", "time-driver", "critical-section-impl", "unstable-pac"] }
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embassy-sync = "0.8"
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embassy-futures = "0.1"
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embassy-usb = "0.6.0"
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hsmc = { version = "0.6.0", default-features = false }
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usbd-hid = "0.10.0"
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smart-leds = "0.4"
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libm = "0.2"
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cortex-m = { version = "0.7.6", features = ["inline-asm"] }
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cortex-m-rt = "0.7.5"
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panic-reset = { version = "0.1", optional = true }
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static_cell = "2.1"
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# Cortex-M0+ has no hardware CAS; static_cell + heapless need this shim.
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portable-atomic = { version = "1.13", features = ["critical-section"] }
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# Defmt stack — only linked when the `defmt` feature is enabled.
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.4", optional = true }
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panic-probe = { version = "0.3", features = ["print-defmt"], optional = true }
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[lints.rust]
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unexpected_cfgs = { level = "allow", check-cfg = ['cfg(feature, values("tokio", "embassy"))'] }
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[profile.release]
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lto = "fat" # cross-crate inlining and dead-code elimination
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opt-level = "z" # optimise for size over speed (vs "s")
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codegen-units = 1 # single unit so LTO sees everything
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debug = 2 # symbols stay in the ELF for `just bloat` /
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# `just size`; `cargo objcopy -O binary` strips
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# them when producing the flashable .bin / .uf2
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overflow-checks = false
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panic = "abort" # no unwinding tables; panic-reset just resets
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