rtic/examples/lm3s6965/examples/async-channel-try.rs
Román Cárdenas Rodríguez 4060c3def8
RISC-V support over CLINT (#815)
* Rebase to master

* using interrupt_mod

* bug fixes

* fix other backends

* Add changelog

* forgot about rtic-macros

* backend-specific configuration

* core peripherals optional over macro argument

* pre_init_preprocessing binding

* CI for RISC-V (WIP)

* separation of concerns

* add targets for RISC-V examples

* remove qemu feature

* prepare examples folder

* move examples all together

* move ci out of examples

* minor changes

* add cortex-m

* new xtask: proof of concept

* fix build.yml

* feature typo

* clean rtic examples

* reproduce weird issue

* remove unsafe code in user app

* update dependencies

* allow builds on riscv32imc

* let's fix QEMU

* Update .github/workflows/build.yml

Co-authored-by: Henrik Tjäder <henrik@tjaders.com>

* New build.rs

* removing test features

* adapt ui test to new version of clippy

* add more examples to RISC-V backend

* proper configuration of heapless for riscv32imc

* opt-out examples for riscv32imc

* point to new version of riscv-slic

* adapt new macro bindings

* adapt examples and CI to stable

* fix cortex-m CI

* Review

---------

Co-authored-by: Henrik Tjäder <henrik@tjaders.com>
2024-03-20 20:06:47 +00:00

56 lines
1.5 KiB
Rust

//! examples/async-channel-try.rs
#![no_main]
#![no_std]
#![deny(warnings)]
#![deny(unsafe_code)]
#![deny(missing_docs)]
use panic_semihosting as _;
#[rtic::app(device = lm3s6965, dispatchers = [SSI0])]
mod app {
use cortex_m_semihosting::{debug, hprintln};
use rtic_sync::{channel::*, make_channel};
#[shared]
struct Shared {}
#[local]
struct Local {
sender: Sender<'static, u32, CAPACITY>,
}
const CAPACITY: usize = 1;
#[init]
fn init(_: init::Context) -> (Shared, Local) {
let (s, r) = make_channel!(u32, CAPACITY);
receiver::spawn(r).unwrap();
sender1::spawn(s.clone()).unwrap();
(Shared {}, Local { sender: s.clone() })
}
#[task]
async fn receiver(_c: receiver::Context, mut receiver: Receiver<'static, u32, CAPACITY>) {
while let Ok(val) = receiver.recv().await {
hprintln!("Receiver got: {}", val);
}
}
#[task]
async fn sender1(_c: sender1::Context, mut sender: Sender<'static, u32, CAPACITY>) {
hprintln!("Sender 1 sending: 1");
sender.send(1).await.unwrap();
hprintln!("Sender 1 try sending: 2 {:?}", sender.try_send(2));
debug::exit(debug::EXIT_SUCCESS); // Exit QEMU simulator
}
// This interrupt is never triggered, but is used to demonstrate that
// one can (try to) send data into a channel from a hardware task.
#[task(binds = GPIOA, local = [sender])]
fn hw_task(cx: hw_task::Context) {
cx.local.sender.try_send(3).ok();
}
}