// *****************************************************************************
// *****************************************************************************
// Section: System Interrupt Vector Functions
// *****************************************************************************
// *****************************************************************************
void __ISR(_UART_2_VECTOR, ipl4AUTO) _IntHandlerDrvUsartInstance0(void)
{
DRV_USART_TasksTransmit(sysObj.drvUsart0);
DRV_USART_TasksReceive(sysObj.drvUsart0);
DRV_USART_TasksError(sysObj.drvUsart0);
}
static void _SYS_Tasks ( void )
{
while(1)
{
/* Maintain system services */
SYS_DEVCON_Tasks(sysObj.sysDevcon);
/* Maintain Device Drivers */
DRV_USART_TasksTransmit(sysObj.drvUsart0);
DRV_USART_TasksReceive(sysObj.drvUsart0);
DRV_USART_TasksError (sysObj.drvUsart0);
/* Maintain Middleware */
/* Task Delay */
}
}
/*******************************************************************************
Function:
void _DRV_USART_DMA_EventHandler(SYS_DMA_TRANSFER_EVENT event,
SYS_DMA_CHANNEL_HANDLE handle, uintptr_t contextHandle)
Summary:
Callback for the DMA channels
Description:
Callback for the DMA channels
Remarks:
None
*/
void _DRV_USART_DMA_EventHandler(SYS_DMA_TRANSFER_EVENT event,
SYS_DMA_CHANNEL_HANDLE handle, uintptr_t contextHandle)
{
DRV_USART_OBJ *drvObj;
DRV_USART_BUFFER_OBJ *bufObject;
DRV_USART_CLIENT_OBJ *clientObj;
if(SYS_DMA_CHANNEL_HANDLE_INVALID == handle || 0 == handle ||
0 == contextHandle )
{
/* This means the handle is invalid */
SYS_DEBUG(SYS_ERROR_DEBUG, "Handle is invalid \r\n");
return;
}
drvObj = (DRV_USART_OBJ *)contextHandle;
if(handle == drvObj->dmaChannelHandleWrite)
{
bufObject = drvObj->queueWrite;
}
else
{
bufObject = drvObj->queueRead;
}
clientObj = bufObject->hClient;
if(SYS_DMA_TRANSFER_EVENT_COMPLETE == event)
{
bufObject->size = 0;
clientObj->bufferEvent = DRV_USART_BUFFER_EVENT_COMPLETE;
}
else if(SYS_DMA_TRANSFER_EVENT_ABORT == event)
{
bufObject->size = DRV_USART_DMA_TRANSFER_ABORT;
clientObj->bufferEvent = DRV_USART_BUFFER_EVENT_ABORT;
}
else if(SYS_DMA_TRANSFER_EVENT_ERROR == event)
{
bufObject->size = DRV_USART_DMA_TRANSFER_ERROR;
clientObj->bufferEvent = DRV_USART_BUFFER_EVENT_ERROR;
}
else
{
;
}
/* Call the USART Tasks */
if(handle == drvObj->dmaChannelHandleWrite)
{
SYS_MODULE_OBJ usartModule;
/* Find out the index of drvObj in gDrvUSARTObj array because
DRV_USART_TasksTransmit expects an index as parameter */
usartModule = drvObj - (DRV_USART_OBJ *)&gDrvUSARTObj[0];
DRV_USART_TasksTransmit(usartModule);
}
else if(handle == drvObj->dmaChannelHandleRead)
{
SYS_MODULE_OBJ usartModule;
/* Find out the index of drvObj in gDrvUSARTObj array because
DRV_USART_TasksTransmit expects an index as parameter */
usartModule = drvObj - (DRV_USART_OBJ *)&gDrvUSARTObj[0];
DRV_USART_TasksReceive(usartModule);
}
/*TBD: To be Enabled when DRV_USART_TasksError function is implemented */
//DRV_USART_TasksError((SYS_MODULE_OBJ)drvObj);
}
