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Revert async idle

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This commit is contained in:
Emil Fresk 2022-08-03 20:48:56 +02:00
parent 561bef45e7
commit 4488ac0421
2 changed files with 4 additions and 67 deletions
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51
examples/async-idle.rs
View file

@ -1,51 +0,0 @@
#![no_main]
#![no_std]
#![feature(type_alias_impl_trait)]
use panic_semihosting as _;
// NOTES:
//
// - Async tasks cannot have `#[lock_free]` resources, as they can interleve and each async
// task can have a mutable reference stored.
// - Spawning an async task equates to it being polled once.
#[rtic::app(device = lm3s6965, dispatchers = [SSI0, UART0], peripherals = true)]
mod app {
use cortex_m_semihosting::{debug, hprintln};
use systick_monotonic::*;
#[shared]
struct Shared {}
#[local]
struct Local {}
#[monotonic(binds = SysTick, default = true)]
type MyMono = Systick<100>;
#[init]
fn init(cx: init::Context) -> (Shared, Local, init::Monotonics) {
hprintln!("init").unwrap();
(
Shared {},
Local {},
init::Monotonics(Systick::new(cx.core.SYST, 12_000_000)),
)
}
#[idle]
async fn idle(_: idle::Context) -> ! {
hprintln!("idle");
for i in 0..2 {
monotonics::delay(100.millis()).await;
hprintln!("async delay {}").ok();
}
debug::exit(debug::EXIT_SUCCESS);
loop {}
}
}

20
macros/src/codegen/idle.rs
View file

@ -63,15 +63,10 @@ pub fn codegen(
let attrs = &idle.attrs;
let context = &idle.context;
let stmts = &idle.stmts;
let async_ = if idle.is_async {
quote!(async)
} else {
quote!()
};
let user_idle = Some(quote!(
#(#attrs)*
#[allow(non_snake_case)]
#async_ fn #name(#context: #name::Context) -> ! {
fn #name(#context: #name::Context) -> ! {
use rtic::Mutex as _;
use rtic::mutex::prelude::*;
@ -79,16 +74,9 @@ pub fn codegen(
}
));
let call_idle = if idle.is_async {
quote!(
let idle_task = #name(#name::Context::new(&rtic::export::Priority::new(0)));
rtic::export::idle_executor::IdleExecutor::new(idle_task).run();
)
} else {
quote!(#name(
#name::Context::new(&rtic::export::Priority::new(0))
))
};
let call_idle = quote!(#name(
#name::Context::new(&rtic::export::Priority::new(0))
));
(mod_app, root_idle, user_idle, call_idle)
} else {