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/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : usb_istr.c
* Author             : MCD Application Team
* Date First Issued  : 10/01/2008 : V1.0
* Description        : ISTR events interrupt service routines
********************************************************************************
* History:
* 10/01/2008 : V1.0
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include "91x_lib.h"
#include "usb_lib.h"
#include "usb_conf.h"
#include "usb_prop.h"
#include "usb_pwr.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
volatile u16 wIstr;  /* ISTR register last read value */
/* Private function prototypes -----------------------------------------------*/
void USB_Istr(void);
/* Extern function prototypes ------------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/* function prototypes */
/* automatically built defining related macros */
#ifdef CTR_Callback
void CTR_Callback(void);
#endif
#ifdef DOVR_Callback
void DOVR_Callback(void);
#endif
#ifdef ERR_Callback
void ERR_Callback(void);
#endif
#ifdef WKUP_Callback
void WKUP_Callback(void);
#endif
#ifdef SUSP_Callback
void SUSP_Callback(void);
#endif
#ifdef RESET_Callback
void RESET_Callback(void);
#endif
#ifdef SOF_Callback
void SOF_Callback(void);
#endif
#ifdef ESOF_Callback
void ESOF_Callback(void);
#endif

extern void EP1_IN_Callback(void);
extern void EP2_IN_Callback(void);
extern void EP3_IN_Callback(void);
extern void EP4_IN_Callback(void);
extern void EP5_IN_Callback(void);
extern void EP6_IN_Callback(void);
extern void EP7_IN_Callback(void);
extern void EP8_IN_Callback(void);
extern void EP9_IN_Callback(void);
extern void EP10_IN_Callback(void);
extern void EP11_IN_Callback(void);
extern void EP12_IN_Callback(void);
extern void EP13_IN_Callback(void);
extern void EP14_IN_Callback(void);
extern void EP15_IN_Callback(void);


extern void EP1_OUT_Callback(void);
extern void EP2_OUT_Callback(void);
extern void EP3_OUT_Callback(void);
extern void EP4_OUT_Callback(void);
extern void EP5_OUT_Callback(void);
extern void EP6_OUT_Callback(void);
extern void EP7_OUT_Callback(void);
extern void EP8_OUT_Callback(void);
extern void EP9_OUT_Callback(void);
extern void EP10_OUT_Callback(void);
extern void EP11_OUT_Callback(void);
extern void EP12_OUT_Callback(void);
extern void EP13_OUT_Callback(void);
extern void EP14_OUT_Callback(void);
extern void EP15_OUT_Callback(void);

/* function pointers to non-control endpoints service routines */
void (*pEpInt_IN[15])(void) =
  {
    EP1_IN_Callback,
    EP2_IN_Callback,
    EP3_IN_Callback,
    EP4_IN_Callback,
    EP5_IN_Callback,
    EP6_IN_Callback,
    EP7_IN_Callback,
    EP8_IN_Callback,
    EP9_IN_Callback,// only 9 endpoint in the STR9
    EP10_IN_Callback,
    EP11_IN_Callback,
    EP12_IN_Callback,
    EP13_IN_Callback,
    EP14_IN_Callback,
    EP15_IN_Callback
  };

void (*pEpInt_OUT[15])(void) =
  {
    EP1_OUT_Callback,
    EP2_OUT_Callback,
    EP3_OUT_Callback,
    EP4_OUT_Callback,
    EP5_OUT_Callback,
    EP6_OUT_Callback,
    EP7_OUT_Callback,
    EP8_OUT_Callback,
    EP9_OUT_Callback,
    EP10_OUT_Callback,// only 9 endpoint in the STR9
    EP11_OUT_Callback,
    EP12_OUT_Callback,
    EP13_OUT_Callback,
    EP14_OUT_Callback,
    EP15_OUT_Callback
  };
/*******************************************************************************
* Function Name  : USB_Istr
* Description    : handle the usb interrupt routines
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/

void USB_Istr(void)
{
  wIstr = _GetISTR();
#if (IMR_MSK & ISTR_RESET)
  if (wIstr & ISTR_RESET & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_RESET);
    Device_Property.Reset();
#ifdef RESET_Callback
    RESET_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_DOVR)
  if (wIstr & ISTR_DOVR & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_DOVR);
#ifdef DOVR_Callback
    DOVR_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_ERR)
  if (wIstr & ISTR_ERR & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_ERR);
#ifdef ERR_Callback
    ERR_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_WKUP)
  if (wIstr & ISTR_WKUP & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_WKUP);
    Resume(RESUME_EXTERNAL);
#ifdef WKUP_Callback
    WKUP_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_SUSP)
  if (wIstr & ISTR_SUSP & wInterrupt_Mask)
  {
    /* check if SUSPEND is possible */
    if (fSuspendEnabled)
    {
      Suspend();
    }
    else
    {
      /* if not possible then resume after xx ms */
      Resume(RESUME_LATER);
    }
    /* clear of the ISTR bit must be done after setting of CNTR_FSUSP */
    _SetISTR((u16)CLR_SUSP);
#ifdef SUSP_Callback
    SUSP_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_SOF)
  if (wIstr & ISTR_SOF & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_SOF);
#ifdef SOF_Callback
    SOF_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_ESOF)
  if (wIstr & ISTR_ESOF & wInterrupt_Mask)
  {
    _SetISTR((u16)CLR_ESOF);
    /* resume handling timing is made with ESOFs */
    Resume(RESUME_ESOF); /* request without change of the machine state */
#ifdef ESOF_Callback
    ESOF_Callback();
#endif
  }
#endif

#if (IMR_MSK & ISTR_CTR)
  if (wIstr & ISTR_CTR & wInterrupt_Mask)
  {
    /* servicing of the endpoint correct transfer interrupt */
    /* clear of the CTR flag into the sub */
    CTR_LP();
#ifdef CTR_Callback
    CTR_Callback();
#endif
  }
#endif
}/* USB_Istr */
/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/