#![deny(unsafe_code)]
#![deny(warnings)]
#![no_main]
#![no_std]
use panic_semihosting as _;
#[rtic::app(device = lm3s6965, dispatchers = [GPIOA, GPIOB, GPIOC])]
mod app {
use cortex_m_semihosting::{debug, hprintln};
#[shared]
struct Shared {
shared: u32,
}
#[local]
struct Local {}
#[init]
fn init(_: init::Context) -> (Shared, Local, init::Monotonics) {
foo::spawn().unwrap();
(Shared { shared: 0 }, Local {}, init::Monotonics())
}
#[task(shared = [shared])]
fn foo(mut c: foo::Context) {
hprintln!("A").unwrap();
c.shared.shared.lock(|shared| {
*shared += 1;
bar::spawn().unwrap();
hprintln!("B - shared = {}", *shared).unwrap();
baz::spawn().unwrap();
});
hprintln!("E").unwrap();
debug::exit(debug::EXIT_SUCCESS); }
#[task(priority = 2, shared = [shared])]
fn bar(mut c: bar::Context) {
let shared = c.shared.shared.lock(|shared| {
*shared += 1;
*shared
});
hprintln!("D - shared = {}", shared).unwrap();
}
#[task(priority = 3)]
fn baz(_: baz::Context) {
hprintln!("C").unwrap();
}
}