Files
embedded-rs/examples/srp.rs
2017-04-10 09:34:37 -05:00

58 lines
1.2 KiB
Rust

#![feature(const_fn)]
#![feature(used)]
#![no_std]
#[macro_use]
extern crate cortex_m;
extern crate cortex_m_rt;
#[macro_use]
extern crate cortex_m_srp as rtfm;
extern crate {{name}};
use rtfm::{C2, C4, C16, P0, P1, P3, Resource};
use {{name}}::interrupt::{Exti0Irq, Exti1Irq};
static R1: Resource<(), C4> = Resource::new(());
static R2: Resource<(), C2> = Resource::new(());
fn init(_ceil: C16) {}
fn idle(_prio: P0) {
hprintln!("IDLE");
rtfm::request(j1);
}
tasks!({{name}}, {
j1: (Exti0Irq, P1),
j2: (Exti1Irq, P3),
});
fn j1(_task: Exti0Irq, prio: P1) {
hprintln!("J1: enter");
R2.lock(
&prio, |_, _| {
rtfm::request(j2);
hprintln!("J1: after requesting J2");
R1.lock(
&prio, |_, _| {
hprintln!("J1(R1): before requesting J2");
rtfm::request(j2);
hprintln!("J1(R1): after requesting J2");
}
);
}
);
hprintln!("J1: exit");
}
fn j2(_task: Exti1Irq, prio: P3) {
hprintln!("J2: enter");
R1.lock(
&prio, |_, _| {
hprintln!("J2(R1)");
}
);
hprintln!("J2: exit");
}