imxrt1170evk/examples/smoke.rs


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#![no_main]
#![no_std]

use defmt_rtt as _;
use imxrt1170evk::{self, Algorithm};
use panic_probe as _;

const LAST_SECTOR: usize = Algorithm::flash_size_bytes() - Algorithm::sector_size_bytes();

#[imxrt_rt::entry]
fn main() -> ! {
    for _ in 0..5 {
        let mut is25wp = Algorithm::initialize();

        let mut sector = [0_u8; Algorithm::sector_size_bytes()];
        is25wp.flash_read(0x400, &mut sector[..4]);
        defmt::assert!(0x42464346 == u32::from_le_bytes(sector[..4].try_into().unwrap()));

        is25wp.flash_erase_sector(LAST_SECTOR + 256);

        sector.fill(0);
        is25wp.flash_write(LAST_SECTOR, &sector);

        sector.fill(u8::MAX);
        is25wp.flash_read(LAST_SECTOR, &mut sector);
        defmt::assert!(sector.iter().all(|byte| *byte == 0));

        is25wp.flash_erase_sector(LAST_SECTOR + 123);

        is25wp.flash_read(LAST_SECTOR, &mut sector);
        defmt::assert!(sector.iter().all(|byte| *byte == u8::MAX));
    }
    defmt::println!("Pass");
    loop {}
}