src/main.rs


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#![no_std]
#![no_main]

mod led;

use core::arch::global_asm;
use gd32vf103_pac::Peripherals;

use led::LED;

global_asm!(include_str!("boot.S"));

#[no_mangle]
fn main(_hartid: usize) -> ! {
    // let peripherals = Peripherals::take().unwrap();
    let peripherals = unsafe { Peripherals::steal() };

    let led = LED::new(&peripherals);
    loop {
        led.toggle();
        delay();
    }
}

fn delay() {
    for _ in 1..100_000 {}
}

#[panic_handler]
fn panic(info: &core::panic::PanicInfo) -> ! {
    if let Some(loc) = info.location() {
        let _file = loc.file();
        let _line = loc.line();
        if let Some(_msg) = info.payload().downcast_ref::<&str>() {
            loop {}
        }
        loop {}
    }
    loop {}
}