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embassy-boot (rp): Add WatchdogFlash

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This commit is contained in:
kalkyl
2023-01-03 22:58:56 +01:00
parent 0aa2a9ac27
commit 9428c40c8d
5 changed files with 64 additions and 4 deletions
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7
examples/boot/application/rp/src/bin/a.rs
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@ -7,6 +7,7 @@ use embassy_boot_rp::*;
use embassy_executor::Spawner;
use embassy_rp::flash::Flash;
use embassy_rp::gpio::{Level, Output};
use embassy_rp::watchdog::Watchdog;
use embassy_time::{Duration, Timer};
#[cfg(feature = "panic-probe")]
use panic_probe as _;
@ -21,11 +22,16 @@ async fn main(_s: Spawner) {
let p = embassy_rp::init(Default::default());
let mut led = Output::new(p.PIN_25, Level::Low);
// Override bootloader watchdog
let mut watchdog = Watchdog::new(p.WATCHDOG);
watchdog.start(Duration::from_secs(8));
let mut flash: Flash<_, FLASH_SIZE> = Flash::new(p.FLASH);
let mut updater = FirmwareUpdater::default();
Timer::after(Duration::from_secs(5)).await;
watchdog.feed();
led.set_high();
let mut offset = 0;
let mut buf: AlignedBuffer<4096> = AlignedBuffer([0; 4096]);
@ -43,6 +49,7 @@ async fn main(_s: Spawner) {
.unwrap();
offset += chunk.len();
}
watchdog.feed();
defmt::info!("firmware written, marking update");
updater.mark_updated_blocking(&mut flash, &mut buf.0[..1]).unwrap();
Timer::after(Duration::from_secs(2)).await;