mayhem-firmware/firmware/application/usb_serial_thread.cpp

63 lines
1.7 KiB
C++

/*
* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "usb_serial_thread.hpp"
#include "buffer_exchange.hpp"
// UsbSerialThread //////////////////////////////////////////////////////////
UsbSerialThread::UsbSerialThread() {
create_thread();
}
UsbSerialThread::~UsbSerialThread() {
stop();
}
void UsbSerialThread::create_thread() {
thread = chThdCreateFromHeap(NULL, 1024, NORMALPRIO + 10, UsbSerialThread::static_fn, this);
}
void UsbSerialThread::stop() {
if (thread) {
chThdTerminate(thread);
chThdWait(thread);
thread = nullptr;
}
}
msg_t UsbSerialThread::static_fn(void* arg) {
auto obj = static_cast<UsbSerialThread*>(arg);
obj->run();
return 0;
}
void UsbSerialThread::run() {
while (!chThdShouldTerminate()) {
if (str_ready) {
str_ready = false;
chprintf((BaseSequentialStream*)&SUSBD1, serial_str.c_str());
}
chThdSleepMilliseconds(50);
}
}