#![no_std]
#![no_main]
#![deny(
    clippy::mem_forget,
    reason = "mem::forget is generally not safe to do with esp_hal types, especially those \
    holding buffers for the duration of a data transfer."
)]

use defmt::info;
use esp_hal::clock::CpuClock;
use esp_hal::delay::Delay;
use esp_hal::gpio::OutputConfig;
use esp_hal::gpio::{Level, Output};
use esp_hal::main;
use panic_rtt_target as _;

extern crate alloc;

// This creates a default app-descriptor required by the esp-idf bootloader.
// For more information see: <https://docs.espressif.com/projects/esp-idf/en/stable/esp32/api-reference/system/app_image_format.html#application-description>
esp_bootloader_esp_idf::esp_app_desc!();

#[main]
fn main() -> ! {
    // generator version: 0.6.0

    rtt_target::rtt_init_defmt!();

    let config = esp_hal::Config::default().with_cpu_clock(CpuClock::max());
    let peripherals = esp_hal::init(config);

    esp_alloc::heap_allocator!(#[unsafe(link_section = ".dram2_uninit")] size: 73744);

    let mut led = Output::new(peripherals.GPIO4, Level::High, OutputConfig::default());
    let delay = Delay::new();

    loop {
        info!("Hello world!");
        led.toggle();
        delay.delay_millis(500);
    }
}