/*
    ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
*/


extern "C"{
  #include "main.h"

  #include "usb_istr.h"
  #include "usb_pwr.h"
}
#include "ch.hpp"
#include "hal.h"


using namespace chibios_rt;


// USB
uint8_t Send_Buffer[64];
uint32_t packet_sent=1;
uint32_t packet_receive=1;
__IO uint32_t USBConnectTimeOut;

//usb
extern __IO uint8_t Receive_Buffer[64];
extern __IO  uint32_t Receive_length ;
extern __IO  uint32_t length ;




/**
  * @brief  Configure the USB.
  * @param  None
  * @retval None
  */
void Demo_USB (void)
{
  Set_System();
 Set_USBClock();
  USB_Interrupts_Config();

  USB_Init();

  while ((bDeviceState != CONFIGURED)&&(USBConnectTimeOut != 0))
  {}/* */
}



class cUsbUartTask : public BaseStaticThread<512> {
private:

protected:
  virtual msg_t main(void) {
    setName("cUsbUartTask");

    Demo_USB();

    while (true) {
      /*if (bDeviceState == CONFIGURED)
      {
        CDC_Receive_DATA();
        //Check to see if we have data yet
        if (Receive_length  != 0)
        {
        }
      }*/
    }
    sleep(100);
  }
};


static cUsbUartTask myUsbTask;



extern "C"{
  CH_IRQ_HANDLER(Vector8C) {
  }

  CH_IRQ_HANDLER(Vector90) {
    CH_IRQ_PROLOGUE();
    chSysLockFromIsr();

    chSysUnlockFromIsr();

    USB_Istr();
    CH_IRQ_EPILOGUE();
  }

  CH_IRQ_HANDLER(VectorE8)
  {
    CH_IRQ_PROLOGUE();

    chSysLockFromIsr();
    chSysUnlockFromIsr();
    CH_IRQ_EPILOGUE();

    Resume(RESUME_EXTERNAL);
    EXTI_ClearITPendingBit(EXTI_Line18);
  }

  CH_IRQ_HANDLER(HardFaultVector) {
    while(1) {;}
  }
}

/*
 * Application entry point.
 */
int main(void) {


  halInit();
  System::init();

  myUsbTask.start(NORMALPRIO);

  while (true) {
   BaseThread::sleep(MS2ST(500));
  }


  return 0;
}