Initial commit

.cargo/config.toml

@@ -0,0 +1,8 @@
+[target.thumbv8m.main-none-eabi] # <-change for your platform
+runner = 'probe-rs run --chip RP235x' # <- change for your chip
+
+[build]
+target = "thumbv8m.main-none-eabi" # <-change for your platform
+
+[env]
+DEFMT_LOG = "trace" # <- can change to info, warn, or error

.gitignore

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+.direnv/
+target/
+.envrc

Cargo.toml

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+[workspace]
+resolver = "3"
+members = ["ir-reader"]

README.md

@@ -1,6 +1,6 @@
-# [project]
+# ac-control
 ---
-(c) 2025 [author]
+(c) 2025 MiaFoxcat
 
 Distributed under the terms outlined in license.txt.
 TL;DR: Dual-licensed under PolyForm Noncommercial and PolyForm Perimeter (choose one), use for AI training is forbidden.

ir-reader/Cargo.toml

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+[package]
+edition = "2021"
+name = "ir-reader"
+license = "Polyform-NC or Polyform-Perimeter, NO AI TRAINING"
+
+[dependencies]
+embassy-embedded-hal = { version = "0.4.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "defmt",
+] }
+embassy-sync = { version = "0.7.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "defmt",
+] }
+embassy-executor = { version = "0.8.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "arch-cortex-m",
+    "executor-thread",
+    "executor-interrupt",
+    "defmt",
+] }
+embassy-time = { version = "0.4.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "defmt",
+    "defmt-timestamp-uptime",
+] }
+embassy-rp = { version = "0.7.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "defmt",
+    "unstable-pac",
+    "time-driver",
+    "critical-section-impl",
+    "rp235xa",
+] }
+embassy-futures = { version = "0.1.1", git = "https://github.com/embassy-rs/embassy.git" }
+
+embassy-usb-logger = { version = "0.5.0", git = "https://github.com/embassy-rs/embassy.git" }
+
+embassy-net = { version = "0.7.0", git = "https://github.com/embassy-rs/embassy.git", features = [
+    "defmt",
+    "tcp",
+    "udp",
+    "dhcpv4",
+    "medium-ethernet",
+] }
+
+defmt = "1.0"
+defmt-rtt = "1.0"
+fixed = "1.29.0"
+fixed-macro = "1.2"
+
+cortex-m = { version = "0.7.7", features = ["inline-asm"] }
+cortex-m-rt = "0.7.5"
+panic-probe = { version = "1.0", features = ["print-defmt"] }
+futures = { version = "0.3.31", default-features = false, features = [
+    "async-await",
+    "cfg-target-has-atomic",
+    "unstable",
+] }
+heapless = "0.8"
+
+embedded-hal-1 = { package = "embedded-hal", version = "=1.0.0" }
+embedded-hal-async = "1.0.0"
+embedded-hal-bus = { version = "0.3.0", features = ["async"] }
+embedded-io-async = { version = "0.6.1", features = ["defmt-03"] }
+#embedded-storage = { version = "0.3" }
+static_cell = "2"
+portable-atomic = { version = "1.11", features = ["critical-section"] }
+log = "0.4"
+pio-proc = "0.3"
+pio = "0.3.0"
+rand = { version = "0.9.1", default-features = false }
+
+# Below configs are here to mute the rust-analyzer error.
+# "Can't find crate for 'test'" as this is a no_std project
+[[bin]]
+name = "ir-reader"
+test = false
+bench = false

ir-reader/build.rs

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+//! This build script copies the `memory.x` file from the crate root into
+//! a directory where the linker can always find it at build time.
+//! For many projects this is optional, as the linker always searches the
+//! project root directory -- wherever `Cargo.toml` is. However, if you
+//! are using a workspace or have a more complicated build setup, this
+//! build script becomes required. Additionally, by requesting that
+//! Cargo re-run the build script whenever `memory.x` is changed,
+//! updating `memory.x` ensures a rebuild of the application with the
+//! new memory settings.
+
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    // Put `memory.x` in our output directory and ensure it's
+    // on the linker search path.
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    // By default, Cargo will re-run a build script whenever
+    // any file in the project changes. By specifying `memory.x`
+    // here, we ensure the build script is only re-run when
+    // `memory.x` is changed.
+    println!("cargo:rerun-if-changed=memory.x");
+
+    println!("cargo:rustc-link-arg-bins=--nmagic");
+    println!("cargo:rustc-link-arg-bins=-Tlink.x");
+    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+}

ir-reader/memory.x

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+MEMORY {
+    /*
+     * The RP2350 has either external or internal flash.
+     *
+     * 2 MiB is a safe default here, although a Pico 2 has 4 MiB.
+     */
+    FLASH : ORIGIN = 0x10000000, LENGTH = 2048K
+    /*
+     * RAM consists of 8 banks, SRAM0-SRAM7, with a striped mapping.
+     * This is usually good for performance, as it distributes load on
+     * those banks evenly.
+     */
+    RAM : ORIGIN = 0x20000000, LENGTH = 512K
+    /*
+     * RAM banks 8 and 9 use a direct mapping. They can be used to have
+     * memory areas dedicated for some specific job, improving predictability
+     * of access times.
+     * Example: Separate stacks for core0 and core1.
+     */
+    SRAM8 : ORIGIN = 0x20080000, LENGTH = 4K
+    SRAM9 : ORIGIN = 0x20081000, LENGTH = 4K
+}
+
+SECTIONS {
+    /* ### Boot ROM info
+     *
+     * Goes after .vector_table, to keep it in the first 4K of flash
+     * where the Boot ROM (and picotool) can find it
+     */
+    .start_block : ALIGN(4)
+    {
+        __start_block_addr = .;
+        KEEP(*(.start_block));
+        KEEP(*(.boot_info));
+    } > FLASH
+
+} INSERT AFTER .vector_table;
+
+/* move .text to start /after/ the boot info */
+_stext = ADDR(.start_block) + SIZEOF(.start_block);
+
+SECTIONS {
+    /* ### Picotool 'Binary Info' Entries
+     *
+     * Picotool looks through this block (as we have pointers to it in our
+     * header) to find interesting information.
+     */
+    .bi_entries : ALIGN(4)
+    {
+        /* We put this in the header */
+        __bi_entries_start = .;
+        /* Here are the entries */
+        KEEP(*(.bi_entries));
+        /* Keep this block a nice round size */
+        . = ALIGN(4);
+        /* We put this in the header */
+        __bi_entries_end = .;
+    } > FLASH
+} INSERT AFTER .text;
+
+SECTIONS {
+    /* ### Boot ROM extra info
+     *
+     * Goes after everything in our program, so it can contain a signature.
+     */
+    .end_block : ALIGN(4)
+    {
+        __end_block_addr = .;
+        KEEP(*(.end_block));
+    } > FLASH
+
+} INSERT AFTER .uninit;
+
+PROVIDE(start_to_end = __end_block_addr - __start_block_addr);
+PROVIDE(end_to_start = __start_block_addr - __end_block_addr);

ir-reader/rust-toolchain.toml

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+[toolchain]
+channel = "stable"
+components = ["rust-src", "rustfmt", "llvm-tools"]
+targets = ["thumbv8m.main-none-eabi"]

ir-reader/src/main.rs

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+#![no_std]
+#![no_main]
+
+use cortex_m_rt::entry;
+
+#[entry]
+fn main() -> ! {
+    loop {
+
+    }
+}

shell.nix

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+{
+  pkgs ? import <nixpkgs> { },
+}:
+pkgs.callPackage (
+  {
+    mkShell,
+    stdenv,
+    pkgs,
+  }:
+  mkShell {
+    strictDeps = true;
+    # host/target agnostic programs
+    depsBuildBuild = [
+      pkgs.picotool
+      pkgs.rustfmt
+      pkgs.rust-analyzer
+    ];
+    # compilers & linkers & dependecy finding programs
+    nativeBuildInputs = [
+      pkgs.rustup
+    ];
+    # libraries
+    buildInputs = [
+
+    ];
+    shellHook = ''
+      export PATH="''${CARGO_HOME:-~/.cargo}/bin":"$PATH"
+      export PATH="''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-${stdenv.hostPlatform.rust.rustcTarget}/bin":"$PATH"
+    '';
+  }
+) { }