max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

examples: use nicer InterrupExt to set irq priority in multprio.

Browse Source
This commit is contained in:
Dario Nieuwenhuis
2023-06-09 16:44:58 +02:00
parent 98c821ac39
commit 6653f262d7
5 changed files with 25 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
examples/stm32f4/src/bin/multiprio.rs
View File

@ -57,14 +57,11 @@
#![no_main]
#![feature(type_alias_impl_trait)]
use core::mem;
use cortex_m::peripheral::NVIC;
use cortex_m_rt::entry;
use defmt::*;
use embassy_executor::{Executor, InterruptExecutor};
use embassy_stm32::interrupt;
use embassy_stm32::pac::Interrupt;
use embassy_stm32::interrupt::{InterruptExt, Priority};
use embassy_time::{Duration, Instant, Timer};
use static_cell::StaticCell;
use {defmt_rtt as _, panic_probe as _};
@ -130,16 +127,15 @@ fn main() -> ! {
info!("Hello World!");
let _p = embassy_stm32::init(Default::default());
let mut nvic: NVIC = unsafe { mem::transmute(()) };
// High-priority executor: UART4, priority level 6
unsafe { nvic.set_priority(Interrupt::UART4, 6 << 4) };
let spawner = EXECUTOR_HIGH.start(Interrupt::UART4);
interrupt::UART4.set_priority(Priority::P6);
let spawner = EXECUTOR_HIGH.start(interrupt::UART4);
unwrap!(spawner.spawn(run_high()));
// Medium-priority executor: UART5, priority level 7
unsafe { nvic.set_priority(Interrupt::UART5, 7 << 4) };
let spawner = EXECUTOR_MED.start(Interrupt::UART5);
interrupt::UART5.set_priority(Priority::P7);
let spawner = EXECUTOR_MED.start(interrupt::UART5);
unwrap!(spawner.spawn(run_med()));
// Low priority executor: runs in thread mode, using WFE/SEV