/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : stm32f10x_it.c
* Author             : MCD Application Team
* Version            : V1.1.2
* Date               : 09/22/2008
* Description        : Main Interrupt Service Routines.
*                      This file provides template for all exceptions handler
*                      and peripherals interrupt service routine.
********************************************************************************
* THE PRESENT FIRMWARE 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 FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include <rtthread.h>
#include <serial.h>
#include "board.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

extern void rt_hw_timer_handler(void);
extern void rt_hw_interrupt_thread_switch(void);

/*******************************************************************************
* Function Name  : NMIException
* Description    : This function handles NMI exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void NMIException(void)
{
}

/*******************************************************************************
* Function Name  : HardFaultException
* Description    : This function handles Hard Fault exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void HardFaultException(void)
{
    /* Go to infinite loop when Hard Fault exception occurs */
    rt_kprintf("hard fault exception\n");
    while (1)
    {
    }
}

/*******************************************************************************
* Function Name  : MemManageException
* Description    : This function handles Memory Manage exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void MemManageException(void)
{
    /* Go to infinite loop when Memory Manage exception occurs */
    rt_kprintf("memory manage exception\n");
    while (1)
    {
    }
}

/*******************************************************************************
* Function Name  : BusFaultException
* Description    : This function handles Bus Fault exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void BusFaultException(void)
{
    /* Go to infinite loop when Bus Fault exception occurs */
    rt_kprintf("bus fault exception\n");
    while (1)
    {
    }
}

/*******************************************************************************
* Function Name  : UsageFaultException
* Description    : This function handles Usage Fault exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void UsageFaultException(void)
{
    /* Go to infinite loop when Usage Fault exception occurs */
    rt_kprintf("usage fault exception\n");
    while (1)
    {
    }
}

/*******************************************************************************
* Function Name  : DebugMonitor
* Description    : This function handles Debug Monitor exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DebugMonitor(void)
{
}

/*******************************************************************************
* Function Name  : SVCHandler
* Description    : This function handles SVCall exception.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void SVCHandler(void)
{
}

/*******************************************************************************
* Function Name  : SysTickHandler
* Description    : This function handles SysTick Handler.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void SysTickHandler(void)
{
    /* handle os tick */
    rt_hw_timer_handler();
}

/*******************************************************************************
* Function Name  : WWDG_IRQHandler
* Description    : This function handles WWDG interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void WWDG_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : PVD_IRQHandler
* Description    : This function handles PVD interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void PVD_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : TAMPER_IRQHandler
* Description    : This function handles Tamper interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void TAMPER_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : RTC_IRQHandler
* Description    : This function handles RTC global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void RTC_IRQHandler(void)
{
    if (RTC_GetITStatus(RTC_IT_SEC) != RESET)
    {
        /* Clear the RTC Second interrupt */
        RTC_ClearITPendingBit(RTC_IT_SEC);

        /* Wait until last write operation on RTC registers has finished */
        RTC_WaitForLastTask();

        /* Reset RTC Counter when Time is 23:59:59 */
        if (RTC_GetCounter() == 0x00015180)
        {
            RTC_SetCounter(0x0);
            /* Wait until last write operation on RTC registers has finished */
            RTC_WaitForLastTask();
        }
    }
}

/*******************************************************************************
* Function Name  : FLASH_IRQHandler
* Description    : This function handles Flash interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void FLASH_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : RCC_IRQHandler
* Description    : This function handles RCC interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void RCC_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : EXTI0_IRQHandler
* Description    : This function handles External interrupt Line 0 request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI0_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : EXTI1_IRQHandler
* Description    : This function handles External interrupt Line 1 request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI1_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : EXTI2_IRQHandler
* Description    : This function handles External interrupt Line 2 request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI2_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : EXTI3_IRQHandler
* Description    : This function handles External interrupt Line 3 request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI3_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : EXTI4_IRQHandler
* Description    : This function handles External interrupt Line 4 request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI4_IRQHandler(void)
{
#ifdef RT_USING_LWIP
	extern void rt_dm9000_isr(void);

	/* enter interrupt */
	rt_interrupt_enter();

	rt_dm9000_isr();

	/* Clear the Key Button EXTI line pending bit */
	EXTI_ClearITPendingBit(EXTI_Line4);

	/* leave interrupt */
	rt_interrupt_leave();
	rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : DMA1_Channel1_IRQHandler
* Description    : This function handles DMA1 Channel 1 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel1_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : DMA1_Channel2_IRQHandler
* Description    : This function handles DMA1 Channel 2 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel2_IRQHandler(void)
{
#ifdef RT_USING_UART3
    extern struct rt_device uart3_device;

    /* enter interrupt */
    rt_interrupt_enter();

    if (DMA_GetITStatus(DMA1_IT_TC2))
    {
        /* transmission complete, invoke serial dma tx isr */
        rt_hw_serial_dma_tx_isr(&uart3_device);
    }

    /* clear DMA flag */
    DMA_ClearFlag(DMA1_FLAG_TC2 | DMA1_FLAG_TE2);

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : DMA1_Channel3_IRQHandler
* Description    : This function handles DMA1 Channel 3 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel3_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : DMA1_Channel4_IRQHandler
* Description    : This function handles DMA1 Channel 4 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel4_IRQHandler(void)
{
}

#if CODEC_VERSION == 1
/*******************************************************************************
* Function Name  : DMA1_Channel5_IRQHandler
* Description    : This function handles DMA1 Channel 5 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel5_IRQHandler(void)
{
    extern void wm8753_dma_isr(void);

    /* enter interrupt */
    rt_interrupt_enter();

    if (DMA_GetITStatus(DMA1_IT_TC5))
    {
        /* clear DMA flag */
        DMA_ClearFlag(DMA1_FLAG_TC5 | DMA1_FLAG_TE5);

        // rt_kprintf("DMA\n");
        /* transmission complete, invoke serial dma tx isr */
        wm8753_dma_isr();
    }

    /* leave interrupt */
    rt_interrupt_leave();
}
#endif

/*******************************************************************************
* Function Name  : DMA1_Channel6_IRQHandler
* Description    : This function handles DMA1 Channel 6 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA1_Channel6_IRQHandler(void)
{
#ifdef RT_USING_UART2
    extern struct rt_device uart2_device;

    /* enter interrupt */
    rt_interrupt_enter();

    /* clear DMA flag */
    DMA_ClearFlag(DMA1_FLAG_TC6 | DMA1_FLAG_TE6);
    rt_hw_serial_dma_rx_isr(&uart2_device);

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : EXTI9_5_IRQHandler
* Description    : This function handles External lines 9 to 5 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI9_5_IRQHandler(void)
{
#ifdef RT_USING_LWIP
	extern void rt_dm9000_isr(void);

	/* enter interrupt */
	rt_interrupt_enter();

	rt_dm9000_isr();

	/* Clear the Key Button EXTI line pending bit */
	EXTI_ClearITPendingBit(EXTI_Line7);

	/* leave interrupt */
	rt_interrupt_leave();
	rt_hw_interrupt_thread_switch();
#endif
}

#if CODEC_VERSION == 1
/*******************************************************************************
* Function Name  : SPI2_IRQHandler
* Description    : This function handles SPI2 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void SPI2_IRQHandler(void)
{
    extern void wm8753_isr(void);

    /* enter interrupt */
    rt_interrupt_enter();

    wm8753_isr();

    /* leave interrupt */
    rt_interrupt_leave();
}
#endif

/*******************************************************************************
* Function Name  : USART1_IRQHandler
* Description    : This function handles USART1 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void USART1_IRQHandler(void)
{
#ifdef RT_USING_UART1
    extern struct rt_device uart1_device;
    /* enter interrupt */
    rt_interrupt_enter();

    rt_hw_serial_isr(&uart1_device);

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : USART2_IRQHandler
* Description    : This function handles USART2 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void USART2_IRQHandler(void)
{
#ifdef RT_USING_UART2
    extern struct rt_device uart2_device;

    /* enter interrupt */
    rt_interrupt_enter();

    rt_hw_serial_isr(&uart2_device);

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : USART3_IRQHandler
* Description    : This function handles USART3 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void USART3_IRQHandler(void)
{
#ifdef RT_USING_UART3
    extern struct rt_device uart3_device;

    /* enter interrupt */
    rt_interrupt_enter();

    rt_hw_serial_isr(&uart3_device);

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

/*******************************************************************************
* Function Name  : EXTI15_10_IRQHandler
* Description    : This function handles External lines 15 to 10 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void EXTI15_10_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : RTCAlarm_IRQHandler
* Description    : This function handles RTC Alarm interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void RTCAlarm_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : USBWakeUp_IRQHandler
* Description    : This function handles USB WakeUp interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void USBWakeUp_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : TIM8_BRK_IRQHandler
* Description    : This function handles TIM8 Break interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void TIM8_BRK_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : TIM8_UP_IRQHandler
* Description    : This function handles TIM8 overflow and update interrupt
*                  request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void TIM8_UP_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : TIM8_TRG_COM_IRQHandler
* Description    : This function handles TIM8 Trigger and commutation interrupts
*                  requests.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void TIM8_TRG_COM_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : TIM8_CC_IRQHandler
* Description    : This function handles TIM8 capture compare interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void TIM8_CC_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : ADC3_IRQHandler
* Description    : This function handles ADC3 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void ADC3_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : FSMC_IRQHandler
* Description    : This function handles FSMC global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void FSMC_IRQHandler(void)
{
}

/*******************************************************************************
* Function Name  : SDIO_IRQHandler
* Description    : This function handles SDIO global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void SDIO_IRQHandler(void)
{
#ifdef RT_USING_DFS
    extern int SD_ProcessIRQSrc(void);

    /* enter interrupt */
    rt_interrupt_enter();

    /* Process All SDIO Interrupt Sources */
    SD_ProcessIRQSrc();

    /* leave interrupt */
    rt_interrupt_leave();
    rt_hw_interrupt_thread_switch();
#endif
}

#if CODEC_VERSION == 2
/*******************************************************************************
* Function Name  : SPI3_IRQHandler
* Description    : This function handles SPI3 global interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void SPI3_IRQHandler(void)
{
    extern void wm8978_isr(void);

    /* enter interrupt */
    rt_interrupt_enter();

    wm8978_isr();

    /* leave interrupt */
    rt_interrupt_leave();
}

/*******************************************************************************
* Function Name  : DMA2_Channel2_IRQHandler
* Description    : This function handles DMA2 Channel 2 interrupt request.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
void DMA2_Channel2_IRQHandler(void)
{
    extern void wm8978_dma_isr(void);

    /* enter interrupt */
    rt_interrupt_enter();

    if (DMA_GetITStatus(DMA2_IT_TC2))
    {
        /* clear DMA flag */
        DMA_ClearFlag(DMA2_FLAG_TC2 | DMA2_FLAG_TE2);

        /* transmission complete, invoke serial dma tx isr */
        wm8978_dma_isr();
    }

    /* leave interrupt */
    rt_interrupt_leave();
}
#endif

/* add on 2009-12-31 for usb */
extern void CTR_HP(void);
extern void USB_Istr(void);
void USB_HP_CAN1_TX_IRQHandler(void)
{
    CTR_HP();
}

void USB_LP_CAN1_RX0_IRQHandler(void)
{
    USB_Istr();
}

/* add on 2010-01-02 for remote */
extern void remote_isr(void);
void TIM5_IRQHandler(void)
{
    remote_isr();
}