From 09e1c9fe8efe3870add62ca276d434ddd934d3ee Mon Sep 17 00:00:00 2001 From: Erin Abicht Date: Sat, 1 Jul 2023 23:16:15 -0400 Subject: [PATCH] Initialize AVR code --- .cargo/config.toml | 8 ++ .gitignore | 1 + Cargo.lock | 225 ++++++++++++++++++++++++++++++++++ Cargo.toml | 35 ++++++ LICENSE-APACHE | 201 ++++++++++++++++++++++++++++++ LICENSE-MIT | 21 ++++ README.md | 34 +++++ avr-specs/avr-atmega1280.json | 25 ++++ avr-specs/avr-atmega168.json | 25 ++++ avr-specs/avr-atmega2560.json | 25 ++++ avr-specs/avr-atmega328p.json | 25 ++++ avr-specs/avr-atmega32u4.json | 25 ++++ avr-specs/avr-atmega48p.json | 25 ++++ avr-specs/avr-attiny85.json | 25 ++++ avr-specs/avr-attiny88.json | 25 ++++ rust-toolchain.toml | 4 + src/main.rs | 27 ++++ 17 files changed, 756 insertions(+) create mode 100644 .cargo/config.toml create mode 100644 .gitignore create mode 100644 Cargo.lock create mode 100644 Cargo.toml create mode 100644 LICENSE-APACHE create mode 100644 LICENSE-MIT create mode 100644 README.md create mode 100644 avr-specs/avr-atmega1280.json create mode 100644 avr-specs/avr-atmega168.json create mode 100644 avr-specs/avr-atmega2560.json create mode 100644 avr-specs/avr-atmega328p.json create mode 100644 avr-specs/avr-atmega32u4.json create mode 100644 avr-specs/avr-atmega48p.json create mode 100644 avr-specs/avr-attiny85.json create mode 100644 avr-specs/avr-attiny88.json create mode 100644 rust-toolchain.toml create mode 100644 src/main.rs diff --git a/.cargo/config.toml b/.cargo/config.toml new file mode 100644 index 0000000..c39ded0 --- /dev/null +++ b/.cargo/config.toml @@ -0,0 +1,8 @@ +[build] +target = "avr-specs/avr-atmega2560.json" + +[target.'cfg(target_arch = "avr")'] +runner = "ravedude mega2560 -cb 57600" + +[unstable] +build-std = ["core"] diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..ea8c4bf --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +/target diff --git a/Cargo.lock b/Cargo.lock new file mode 100644 index 0000000..5c85158 --- 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+codegen-units = 1 +debug = true +lto = true +opt-level = "s" diff --git a/LICENSE-APACHE b/LICENSE-APACHE new file mode 100644 index 0000000..261eeb9 --- /dev/null +++ b/LICENSE-APACHE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..794cb7c --- /dev/null +++ b/README.md @@ -0,0 +1,34 @@ +cybertail +========= + +Rust project for the _Arduino Mega 2560_. + +## Build Instructions +1. Install prerequisites as described in the [`avr-hal` README] (`avr-gcc`, `avr-libc`, `avrdude`, [`ravedude`]). + +2. Run `cargo build` to build the firmware. + +3. Run `cargo run` to flash the firmware to a connected board. If `ravedude` + fails to detect your board, check its documentation at + . + +4. `ravedude` will open a console session after flashing where you can interact + with the UART console of your board. + +[`avr-hal` README]: https://github.com/Rahix/avr-hal#readme +[`ravedude`]: https://crates.io/crates/ravedude + +## License +Licensed under either of + + - Apache License, Version 2.0 + ([LICENSE-APACHE](LICENSE-APACHE) or ) + - MIT license + ([LICENSE-MIT](LICENSE-MIT) or ) + +at your option. + +## Contribution +Unless you explicitly state otherwise, any contribution intentionally submitted +for inclusion in the work by you, as defined in the Apache-2.0 license, shall +be dual licensed as above, without any additional terms or conditions. diff --git a/avr-specs/avr-atmega1280.json b/avr-specs/avr-atmega1280.json new file mode 100644 index 0000000..8253bb1 --- /dev/null +++ b/avr-specs/avr-atmega1280.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega1280", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega1280" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-atmega168.json b/avr-specs/avr-atmega168.json new file mode 100644 index 0000000..c6fbfec --- /dev/null +++ b/avr-specs/avr-atmega168.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega168", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega168" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-atmega2560.json b/avr-specs/avr-atmega2560.json new file mode 100644 index 0000000..6fcefb2 --- /dev/null +++ b/avr-specs/avr-atmega2560.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega2560", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega2560" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-atmega328p.json b/avr-specs/avr-atmega328p.json new file mode 100644 index 0000000..ab3dcdf --- /dev/null +++ b/avr-specs/avr-atmega328p.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega328p", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega328p" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-atmega32u4.json b/avr-specs/avr-atmega32u4.json new file mode 100644 index 0000000..637dbe5 --- /dev/null +++ b/avr-specs/avr-atmega32u4.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega32u4", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega32u4" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-atmega48p.json b/avr-specs/avr-atmega48p.json new file mode 100644 index 0000000..0a2254e --- /dev/null +++ b/avr-specs/avr-atmega48p.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "atmega48p", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=atmega48p" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-attiny85.json b/avr-specs/avr-attiny85.json new file mode 100644 index 0000000..5d092a1 --- /dev/null +++ b/avr-specs/avr-attiny85.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "attiny85", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=attiny85" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/avr-specs/avr-attiny88.json b/avr-specs/avr-attiny88.json new file mode 100644 index 0000000..0a330cd --- /dev/null +++ b/avr-specs/avr-attiny88.json @@ -0,0 +1,25 @@ +{ + "arch": "avr", + "atomic-cas": false, + "cpu": "attiny88", + "data-layout": "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8", + "eh-frame-header": false, + "exe-suffix": ".elf", + "executables": true, + "late-link-args": { + "gcc": [ + "-lgcc" + ] + }, + "linker": "avr-gcc", + "llvm-target": "avr-unknown-unknown", + "max-atomic-width": 8, + "no-default-libraries": false, + "pre-link-args": { + "gcc": [ + "-mmcu=attiny88" + ] + }, + "target-c-int-width": "16", + "target-pointer-width": "16" +} diff --git a/rust-toolchain.toml b/rust-toolchain.toml new file mode 100644 index 0000000..788a2fc --- /dev/null +++ b/rust-toolchain.toml @@ -0,0 +1,4 @@ +[toolchain] +channel = "nightly-2022-07-10" +components = ["rust-src"] +profile = "minimal" diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..7a6a7ba --- /dev/null +++ b/src/main.rs @@ -0,0 +1,27 @@ +#![no_std] +#![no_main] + +use panic_halt as _; + +#[arduino_hal::entry] +fn main() -> ! { + let dp = arduino_hal::Peripherals::take().unwrap(); + let pins = arduino_hal::pins!(dp); + + /* + * For examples (and inspiration), head to + * + * https://github.com/Rahix/avr-hal/tree/main/examples + * + * NOTE: Not all examples were ported to all boards! There is a good chance though, that code + * for a different board can be adapted for yours. The Arduino Uno currently has the most + * examples available. + */ + + let mut led = pins.d13.into_output(); + + loop { + led.toggle(); + arduino_hal::delay_ms(1000); + } +}