mirror of
https://github.com/rtic-rs/rtic.git
synced 2024-11-27 14:04:56 +01:00
0cc456ba80
by storing indices (u8) in the queues instead of pointers (*mut u8) in the binary heap we store the baseline inline along with the index and the task name. Before we stored a pointer to the message and had to lookup the baseline when comparing two nodes in the heap.
59 lines
873 B
Rust
59 lines
873 B
Rust
// # Pointers (old)
|
|
//
|
|
// ~40~ 32 bytes .bss
|
|
//
|
|
// # Indices (new)
|
|
//
|
|
// 12 bytes .bss
|
|
|
|
#![deny(unsafe_code)]
|
|
#![deny(warnings)]
|
|
#![feature(proc_macro)]
|
|
#![no_std]
|
|
|
|
extern crate cortex_m;
|
|
extern crate cortex_m_rtfm as rtfm;
|
|
extern crate panic_abort;
|
|
extern crate stm32f103xx;
|
|
|
|
use cortex_m::asm;
|
|
use rtfm::app;
|
|
|
|
app! {
|
|
device: stm32f103xx,
|
|
|
|
init: {
|
|
async: [a],
|
|
},
|
|
|
|
free_interrupts: [EXTI1],
|
|
|
|
tasks: {
|
|
exti0: {
|
|
interrupt: EXTI0,
|
|
async: [a],
|
|
},
|
|
|
|
a: {},
|
|
},
|
|
}
|
|
|
|
#[inline(always)]
|
|
fn init(_ctxt: init::Context) -> init::LateResources {
|
|
init::LateResources {}
|
|
}
|
|
|
|
#[inline(always)]
|
|
fn idle(_ctxt: idle::Context) -> ! {
|
|
loop {
|
|
asm::wfi();
|
|
}
|
|
}
|
|
|
|
fn exti0(mut ctxt: exti0::Context) {
|
|
ctxt.async.a.post(&mut ctxt.threshold, ()).ok();
|
|
}
|
|
|
|
fn a(_ctxt: a::Context) {
|
|
asm::bkpt();
|
|
}
|