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// Copyright 2019 Robin Krahl <robin.krahl@ireas.org>
// SPDX-License-Identifier: GPL-3.0-or-later
#![no_std]
#![no_main]
extern crate panic_halt;
#[macro_use]
mod util;
mod commands;
mod device;
mod hid;
use cortex_m_rt::entry;
use hal::prelude::*;
use stm32f103xx_usb::UsbBus;
use usb_device::class::UsbClass;
use crate::device::Nitrokey;
use crate::hid::HidClass;
#[entry]
fn main() -> ! {
let p = hal::stm32::Peripherals::take().unwrap();
let mut flash = p.FLASH.constrain();
let mut rcc = p.RCC.constrain();
let clocks = rcc
.cfgr
.use_hse(8.mhz())
.sysclk(48.mhz())
.pclk1(24.mhz())
.freeze(&mut flash.acr);
assert!(clocks.usbclk_valid(), "USB clocks not valid");
let mut gpioa = p.GPIOA.split(&mut rcc.apb2);
let usb_bus = UsbBus::usb_with_reset(p.USB, &mut rcc.apb1, &clocks, &mut gpioa.crh, gpioa.pa12);
let mut usb_class = HidClass::new(Nitrokey::new(), &usb_bus);
let mut usb_dev = device::create_usb_device(&usb_bus);
usb_dev.force_reset().expect("USB reset failed");
loop {
if usb_dev.poll(&mut [&mut usb_class]) {
usb_class.poll();
}
}
}
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