81 lines
1.5 KiB
Rust
81 lines
1.5 KiB
Rust
//! Stack Resource Policy
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//!
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//! You should see the following output
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//!
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//! ``` text
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//! IDLE
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//! J1: enter
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//! J2: enter
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//! J2(R1)
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//! J2: exit
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//! J1: after requesting J2
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//! J1(R1): before requesting J2
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//! J1(R1): after requesting J2
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//! J2: enter
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//! J2(R1)
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//! J2: exit
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//! J1: exit
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//! ```
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#![feature(const_fn)]
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#![feature(used)]
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#![no_std]
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#[macro_use]
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extern crate cortex_m;
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extern crate cortex_m_rt;
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#[macro_use]
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extern crate cortex_m_srp as rtfm;
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extern crate {{name}};
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use rtfm::{C2, C4, C16, P0, P1, P3, Resource};
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use {{name}}::interrupt::{Exti0Irq, Exti1Irq};
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static R1: Resource<(), C4> = Resource::new(());
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static R2: Resource<(), C2> = Resource::new(());
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fn init(_prio: P0, _ceil: C16) {}
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fn idle(_prio: P0) -> ! {
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hprintln!("IDLE");
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rtfm::request(j1);
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loop {
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rtfm::wfi();
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}
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}
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tasks!({{name}}, {
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j1: (Exti0Irq, P1),
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j2: (Exti1Irq, P3),
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});
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fn j1(_task: Exti0Irq, prio: P1) {
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hprintln!("J1: enter");
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R2.lock(
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&prio, |_, _| {
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rtfm::request(j2);
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hprintln!("J1: after requesting J2");
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R1.lock(
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&prio, |_, _| {
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hprintln!("J1(R1): before requesting J2");
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rtfm::request(j2);
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hprintln!("J1(R1): after requesting J2");
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}
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);
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}
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);
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hprintln!("J1: exit");
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}
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fn j2(_task: Exti1Irq, prio: P3) {
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hprintln!("J2: enter");
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R1.lock(
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&prio, |_, _| {
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hprintln!("J2(R1)");
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}
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);
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hprintln!("J2: exit");
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}
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