Function rx_queue_transfer

src/usb_serial.rs:128–135

()

}

fn rx_queue_transfer() {
    let rx_buffer_len = RX_BUFFER_SIZE as u32;
    let buffer_ptr = unsafe { RX_BUFFER.as_ptr() as u32 };

    arm_dcache_delete(buffer_ptr, rx_buffer_len);
    usb_prepare_transfer(unsafe { &mut RX_DTD }, buffer_ptr, rx_buffer_len, true);
    usb_receive(CDC_RX_ENDPOINT as usize, unsafe { &mut RX_DTD });
}

fn rx_callback(packet: &UsbEndpointTransferDescriptor) {
    if unsafe { CONFIGURED } == false {