mirror of
https://github.com/rtic-rs/rtic.git
synced 2024-11-24 04:32:52 +01:00
87 lines
2.3 KiB
Rust
87 lines
2.3 KiB
Rust
//! [compile-pass] Check code generation of resources
|
|
|
|
#![deny(unsafe_code)]
|
|
#![deny(warnings)]
|
|
#![no_main]
|
|
#![no_std]
|
|
|
|
use panic_halt as _;
|
|
|
|
#[rtic::app(device = lm3s6965)]
|
|
const APP: () = {
|
|
struct Resources {
|
|
#[init(0)]
|
|
o1: u32, // init
|
|
#[init(0)]
|
|
o2: u32, // idle
|
|
#[init(0)]
|
|
o3: u32, // EXTI0
|
|
#[init(0)]
|
|
o4: u32, // idle
|
|
#[init(0)]
|
|
o5: u32, // EXTI1
|
|
#[init(0)]
|
|
o6: u32, // init
|
|
#[init(0)]
|
|
s1: u32, // idle & uart0
|
|
#[init(0)]
|
|
s2: u32, // uart0 & uart1
|
|
#[init(0)]
|
|
s3: u32, // idle & uart0
|
|
}
|
|
|
|
#[init(resources = [o1, o4, o5, o6, s3])]
|
|
fn init(c: init::Context) {
|
|
// owned by `init` == `&'static mut`
|
|
let _: &'static mut u32 = c.resources.o1;
|
|
|
|
// owned by `init` == `&'static` if read-only
|
|
let _: &'static u32 = c.resources.o6;
|
|
|
|
// `init` has exclusive access to all resources
|
|
let _: &mut u32 = c.resources.o4;
|
|
let _: &mut u32 = c.resources.o5;
|
|
let _: &mut u32 = c.resources.s3;
|
|
}
|
|
|
|
#[idle(resources = [o2, &o4, s1, &s3])]
|
|
fn idle(mut c: idle::Context) -> ! {
|
|
// owned by `idle` == `&'static mut`
|
|
let _: &'static mut u32 = c.resources.o2;
|
|
|
|
// owned by `idle` == `&'static` if read-only
|
|
let _: &'static u32 = c.resources.o4;
|
|
|
|
// shared with `idle` == `Mutex`
|
|
c.resources.s1.lock(|_| {});
|
|
|
|
// `&` if read-only
|
|
let _: &u32 = c.resources.s3;
|
|
|
|
loop {}
|
|
}
|
|
|
|
#[task(binds = UART0, resources = [o3, s1, s2, &s3])]
|
|
fn uart0(c: uart0::Context) {
|
|
// owned by interrupt == `&mut`
|
|
let _: &mut u32 = c.resources.o3;
|
|
|
|
// no `Mutex` proxy when access from highest priority task
|
|
let _: &mut u32 = c.resources.s1;
|
|
|
|
// no `Mutex` proxy when co-owned by cooperative (same priority) tasks
|
|
let _: &mut u32 = c.resources.s2;
|
|
|
|
// `&` if read-only
|
|
let _: &u32 = c.resources.s3;
|
|
}
|
|
|
|
#[task(binds = UART1, resources = [s2, &o5])]
|
|
fn uart1(c: uart1::Context) {
|
|
// owned by interrupt == `&` if read-only
|
|
let _: &u32 = c.resources.o5;
|
|
|
|
// no `Mutex` proxy when co-owned by cooperative (same priority) tasks
|
|
let _: &mut u32 = c.resources.s2;
|
|
}
|
|
};
|