/**
* \function SendSemCycle
* \brief 周期性发送信号量
**/
void SendSemCycle()
{
Uint8 RTC_time[8];
static Uint8 temp_min = 0;
static Uint8 temp_hour = 0;
Roseek_RTC_ReadTime(RTC_time);//当前系统时间
if(RTC_time[5]>temp_min)
{
if(RTC_time[5]-temp_min > CONNECT_CYCLE)
{
temp_min = RTC_time[5];
temp_hour = RTC_time[4];
SEM_post( &sem_SendRoadInfReconnect );//通知连接服务器信号量
}
}
else
{
if( temp_min < (60 - CONNECT_CYCLE) || temp_hour != RTC_time[4])
{
temp_min = RTC_time[5] ;
temp_hour = RTC_time[4] ;
SEM_post( &sem_SendRoadInfReconnect );//通知连接服务器信号量
}
}
}
/******************************************************************************
* Fifo_flush
******************************************************************************/
Int Fifo_flush(Fifo_Handle hFifo)
{
assert(hFifo);
SEM_pend(&hFifo->mutex, SYS_FOREVER);
hFifo->flush = TRUE;
SEM_post(&hFifo->mutex);
/* Make sure any Fifo_get() calls are unblocked */
SEM_post(&hFifo->sem);
return Dmai_EOK;
}
/*
* ======== DPI_close ========
*/
Static Int DPI_close(DEV_Handle dev)
{
PipeObj *pipe = (PipeObj *)dev->object;
SPipeObj *sPipe = pipe->sPipe;
MEM_free(0, pipe, sizeof(PipeObj));
SEM_pend(mutex, SYS_FOREVER);
sPipe->device[dev->mode] = NULL;
sPipe->readySem[dev->mode] = NULL;
if (sPipe->device[DEV_INPUT] == NULL &&
sPipe->device[DEV_OUTPUT] == NULL) {
/* delete all shared pipe sub-objects */
SEM_delete(sPipe->dataSem);
SEM_delete(sPipe->freeSem);
/* remove sPipe obj from sPipeList */
QUE_remove(&sPipe->link);
/* delete sPipe object itself */
MEM_free(0, sPipe, sizeof (SPipeObj));
}
SEM_post(mutex);
return (SYS_OK);
}
/*
* ======== DIO_tskIssue ========
*/
Int DIO_tskIssue(DEV_Handle device)
{
DIO_Handle dio = (DIO_Handle)device->object;
DEV_Frame *frame;
Int status;
frame = QUE_get(device->todevice);
frame->cmd = (device->mode == DEV_INPUT) ? IOM_READ : IOM_WRITE;
frame->status = IOM_PENDING;
status = dio->fxns->mdSubmitChan(dio->chanp, frame);
if (status < 0) {
return (SYS_EBADIO);
}
else {
if (status == IOM_COMPLETED) {
QUE_put(device->fromdevice, frame);
SEM_post(dio->context.sems.complete);
}
return (SYS_OK);
}
}
void CClassification::SignalTrigger()
{
#ifndef _WINDOWS // ------- Don't compile on windows -----
SEM_post( &m_semTrigger );
#endif // ------------------------------------------------
}
/******************************************************************************
* Fifo_get
******************************************************************************/
Int Fifo_get(Fifo_Handle hFifo, Ptr ptrPtr)
{
Int flush;
Fifo_Elem * elem;
Ptr * p = (Ptr *)ptrPtr;
assert(hFifo);
assert(ptrPtr);
SEM_pend(&hFifo->mutex, SYS_FOREVER);
flush = hFifo->flush;
SEM_post(&hFifo->mutex);
/* If pipe is already flushed, do not block */
if (flush) {
return Dmai_EFLUSH;
}
/* Wait for element from other thread */
SEM_pend(&hFifo->sem, SYS_FOREVER);
/* Handle flushed fifo */
SEM_pend(&hFifo->mutex, SYS_FOREVER);
flush = hFifo->flush;
if (flush) {
hFifo->flush = FALSE;
}
SEM_post(&hFifo->mutex);
if (flush) {
return Dmai_EFLUSH;
}
/* Get an element from the Fifo queue */
elem = (Fifo_Elem *)QUE_get(&hFifo->queue);
*p = elem->ptr;
if (BUF_free(hFifo->hBufPool, elem) != TRUE) {
return Dmai_EFAIL;
}
SEM_pend(&hFifo->mutex, SYS_FOREVER);
hFifo->numBufs--;
SEM_post(&hFifo->mutex);
return Dmai_EOK;
}
/******************************************************************************
* Fifo_getNumEntries
******************************************************************************/
Int Fifo_getNumEntries(Fifo_Handle hFifo)
{
Int numEntries;
assert(hFifo);
SEM_pend(&hFifo->mutex, SYS_FOREVER);
numEntries = hFifo->numBufs;
SEM_post(&hFifo->mutex);
return numEntries;
}
/**
* \brief USB Msc task
*
* \param None
*
* \return None
*/
static void MSCTask(void)
{
CSL_UsbMscMsg wMSCMsg;
pUsbContext pContext = &gUsbContext;
volatile WORD Msg;
pUsbEpStatus peps;
//TSK_settime(TSK_self()); // statistic collection
while(TRUE)
{
/* wait for mailbox to be posted */
MBX_pend(&MBX_msc, &wMSCMsg, SYS_FOREVER);
Msg = wMSCMsg;
if(Msg == CSL_USB_MSG_MSC_TASK_EXIT)
break;
switch(Msg)
{
case CSL_USB_MSG_MSC_CTL:
peps = &pContext->pEpStatus[CSL_USB_EP0];
if(peps->hEventHandler)
(*peps->hEventHandler)();
break;
case CSL_USB_MSG_ISO_IN:
peps = &pContext->pEpStatus[CSL_USB_EP1];
if(peps->hEventHandler)
(*peps->hEventHandler)();
break;
case CSL_USB_MSG_ISO_OUT:
peps = &pContext->pEpStatus[CSL_USB_EP2];
if(peps->hEventHandler)
(*peps->hEventHandler)();
break;
case CSL_USB_MSG_HID_INT_IN:
peps = &pContext->pEpStatus[CSL_USB_EP3];
if(peps->hEventHandler)
(*peps->hEventHandler)();
break;
default:
break;
}
//TSK_deltatime(TSK_self()); // statistic collection
}
/* Ack for exit this task */
SEM_post(&SEM_MUSBMSCTaskExited);
}
/*
* ======== DIO_tskIdle ========
* DIO_tskIdle() puts the device back to the state it was in just after
* DIO_open() was called.
*/
Int DIO_tskIdle(DEV_Handle device, Bool flush)
{
DIO_Handle dio = (DIO_Handle)device->object;
Uns pendCount = 0;
DEV_Frame localFrame;
Int status;
localFrame.status = IOM_PENDING;
if (device->mode == DEV_INPUT || flush) {
localFrame.cmd = IOM_ABORT;
}
else {
localFrame.cmd = IOM_FLUSH;
}
status = dio->fxns->mdSubmitChan(dio->chanp, &localFrame);
if (status == IOM_PENDING) {
for (;;) {
if (SEM_pend(dio->context.sems.complete, device->timeout)) {
/*
* Break out of the for loop when the local abort/flush
* frame status shows that it is complete.
*/
if (localFrame.status == IOM_COMPLETED) {
break;
}
else {
/* keep track of data frame completions */
pendCount++;
}
}
else {
return (SYS_ETIMEOUT);
}
}
/*
* Update complete semaphore so it corresponds to number of frames
* on the 'todevice' queue. 'for' loop above may have made the
* complete sem count inconsistent.
*/
while (pendCount--) {
SEM_post(dio->context.sems.complete);
}
}
return (SYS_OK);
}
/*
* ======== DIO_tskCallback ========
*/
Void DIO_tskCallback(Ptr devp, DEV_Frame *frame)
{
DEV_Handle device = (DEV_Handle)devp;
DIO_Handle dio = (DIO_Handle)device->object;
if (frame->cmd == IOM_READ || frame->cmd == IOM_WRITE) {
QUE_put(device->fromdevice, frame);
SEM_post(dio->context.sems.complete);
/*
* If semaphore was registered with DIO_ready(), dio->ready will
* be non-NULL. In this case, SIO_select() is probably waiting for
* this semaphore to be posted by the first ready device.
*/
if (dio->context.sems.ready) {
SEM_post(dio->context.sems.ready);
}
}
else {
SEM_post(dio->context.sems.complete);
}
}
/**
* \brief Call back function for DMA left channel receive complete
*
* This function will be called when DMA receive completes
* This function changes the destination address of the DMA channel and
* restarts the DMA transfer.
*
* \param dmaStatus [IN] Status of the DMA transfer
* \param dataCallback [IN] I2S handle
*
* \return void
*
*/
void I2S_DmaRxLChCallBack(
PSP_DMATransferStatus dmaStatus,
void *dataCallback
)
{
Uint16 *ptrRxLeft;
Uint16 i;
#ifdef ENABLE_RECORD
if ((dataCallback != NULL) && (dmaStatus == PSP_DMA_TRANSFER_COMPLETE))
{
/* Get pointer to ping/pong buffer */
ptrRxLeft = &my_i2sRxLeftBuf[0];
if (left_rx_buf_sel == 0x1) /* check ping or pong buffer */
{
/* this buffer has data to be processed */
ptrRxLeft += DMA_TARNSFER_SZ;
}
left_rx_buf_sel ^= 0x1; /* update ping/pong */
// copy data to the
/*if(SEM_count(&SEM_BufferFull) > PROCESS_BUFFER_SIZE/DMA_TARNSFER_SZ){
return;
}*/
for (i = 0; i < DMA_BUFFER_SZ; i++)
{
// NOTE: since we need datapack to be disabled on I2S tx, we need it disabled on I2S rx therefore
// we get 2 words per DMA transfer so the offset into DMA buffers has to be twice as big
recInLeftBuf = *ptrRxLeft;
ptrRxLeft += 2;
circular_buffer_put(recInLeftBuf);
/*bufferIn[bufferInIdx] = (recInLeftBuf & 0xFF);
bufferInIdx = (bufferInIdx+1) % PROCESS_BUFFER_SIZE;
bufferIn[bufferInIdx] = ((recInLeftBuf >> 8) & 0xFF);
bufferInIdx = (bufferInIdx+1) % PROCESS_BUFFER_SIZE; */
}
SEM_post(&SEM_BufferFull);
//LOG_printf(&trace, "IN log %ld\n",bufferInIdx);
}
else
{
#ifdef DEBUG_LOG_PRINT
LOG_printf(&trace, "Left RX DMA Failed");
#endif
}
#endif // ENABLE_RECORD
}
/******************************************************************************
* Fifo_put
******************************************************************************/
Int Fifo_put(Fifo_Handle hFifo, Ptr ptr)
{
Fifo_Elem * elem;
assert(hFifo);
assert(ptr);
SEM_pend(&hFifo->mutex, SYS_FOREVER);
hFifo->numBufs++;
SEM_post(&hFifo->mutex);
elem = BUF_alloc(hFifo->hBufPool);
if (elem == NULL) {
Dmai_err0("Failed to allocate space for Fifo Object\n");
return Dmai_EFAIL;
}
elem->ptr = ptr;
/* Putting an element on the queue with ptr as payload */
QUE_put(&hFifo->queue, (QUE_Elem *)elem);
SEM_post(&hFifo->sem);
return Dmai_EOK;
}
/**
* \brief Call back function for DMA transmit complete
*
* This function will be called when DMA transmit completes.
* This function changes the source address of the DMA channel and
* restarts the DMA transfer.
*
* \param dmaStatus [IN] Status of the DMA transfer
* \param dataCallback [IN] I2S handle
*
* \return void
*
*/
void I2S_DmaTxRChCallBack(
PSP_DMATransferStatus dmaStatus,
void *dataCallback
)
{
if ((dataCallback != NULL) && (dmaStatus == PSP_DMA_TRANSFER_COMPLETE))
{
SEM_post(&SEM_PingPongTxRightComplete);
}
else
{
#ifdef DEBUG_LOG_PRINT
LOG_printf(&trace, "Right TX DMA Failed");
#endif
}
}
void bfqPutBuffer ( BufferQueue_Handle queue, Ptr buffer )
{
BufferQueue_Frame * frame;
// get a free frame (don't have to check if queue is empty).
frame = QUE_get( (Ptr) &(queue->queEmptyFrames) );
// Put the buffer to the frame.
frame->Buffer = buffer;
// Put the frame on the _back queue.
QUE_put( &(queue->queFullBuffers), frame);
// ... and post the corresponding sem
SEM_post( &(queue->semFullBuffers) );
}
static Void Task_notify (Uint32 eventNo, Ptr arg, Ptr info)
{
static int count = 0;
Task_TransferInfo * mpcsInfo = (Task_TransferInfo *) arg ;
(Void) eventNo ; /* To avoid compiler warning. */
count++;
if (count==1) {
buf =(unsigned char*)info ;
}
if (count==2) {
length = (int)info;
}
SEM_post(&(mpcsInfo->notifySemObj));
}
/*
* interrupt routine to test input from I2S on a SampleBySample basis
***********************************************************************/
void i2s_rxIsr(void) /* dispatcher used */
//interrupt void i2s_rxIsr(void) /* no dispatcher used */
{ /* SampleBySample */
#ifdef SAMPLE_BY_SAMPLE_REC
static Uint16 sample_cnt = 0;
//if (set_record_interface >= START_REC_WAIT_NUM_FRAMES)
//if (h_usb_int_tcount > 1) /* wait for IN tokens from Host */
{
/* Get sample from I2S input, place in input circular buffer */
codec_input_buffer[codec_input_buffer_input_index] = *(ioport volatile unsigned *)I2S2_I2SRXLT1;
// instead of changing codec sample rate to 16KHz, get same input sample 3 times (when codec is set to 48KHz)
if (sample_cnt >= 2)
{
codec_input_buffer_input_index++;
if (codec_input_buffer_input_index >= CODEC_INPUT_BUFFER_SIZE)
{
codec_input_buffer_input_index = 0;
SEM_post(&SEM_DmaRxLeftComplete);
}
codec_input_sample_count++;
// check for overflow
if (codec_input_sample_count > CODEC_INPUT_BUFFER_SIZE)
{
codec_input_buffer_overflow++;
//LOG_printf(&trace, "ERROR: codec_input_buffer_overflow: %d", codec_input_buffer_overflow);
LOG_printf(&trace, "ERROR: codec input buffer OVERFLOW: %d", codec_input_sample_count);
}
}
}
if ((set_record_interface >= 2) && (++sample_cnt >= 3))
{
#ifdef COUNT_REC_SAMPS_IN_USB_FRAME_REC
i2sRxSampCnt++;
#endif
sample_cnt = 0;
}
#endif /* SAMPLE_BY_SAMPLE_REC */
}
/**
* \brief EDMA3 OS Semaphore Give
*
* This function gives or relinquishes an already
* acquired semaphore token
* \param hSem [IN] is the handle of the specified semaphore
* \return EDMA3_DRV_Result if successful else a suitable error code
*/
EDMA3_DRV_Result edma3OsSemGive(EDMA3_OS_Sem_Handle hSem)
{
#if 0
EDMA3_DRV_Result semGiveResult = EDMA3_DRV_SOK;
if(NULL == hSem)
{
semGiveResult = EDMA3_DRV_E_INVALID_PARAM;
}
else
{
if (TSK_self() != (TSK_Handle)&KNL_dummy)
{
SEM_post(hSem);
}
}
return semGiveResult;
#else
return 0;
#endif
}
void FollowUpMonitorWakeup()
{
globals.statistics.system.ticksPassed++;
if(SEM_count(&FollowUpMonitorSem) == 0)
SEM_post(&FollowUpMonitorSem);
}
/**
* \brief Function to play the audio
*
* \param dataLength - Length of the data to be sent to audio device (In words)
* \param leftDataBuf - Left data buffer pointer
* \param rightDataBuf - Right data buffer pointer
* \param ptr - Pointer to hold the palyback status
*
* \return Media status
*/
CSL_AcMediaStatus appPlayAudio(
Uint16 dataLength,
Uint16 *leftDataBuf,
Uint16 *rightDataBuf,
void *ptr
)
{
Uint16 *playBackActive;
Int16 asrcOutputFifoNumBlk;
#ifdef ENABLE_ASRC
Uint16 numOutSamps;
Int16 status;
#else
Uint16 looper;
Uint16 tmpIdx;
#endif
#ifdef C5535_EZDSP_DEMO
int i, numSample;
int *samplePtr;
extern int bufferIn[1024];
extern int bufferInIdx;
// get the number of samples
numSample = dataLength/2;
samplePtr = (int*)leftDataBuf;
#endif
// NOTE: leftDataBuf and rightDataBuf point to the same buffer
playBackActive = (Uint16*)ptr;
*playBackActive = TRUE;
// the first byte is the number of bytes in the buffer followed by the first left audio sample
leftDataBuf++;
#ifdef C5535_EZDSP_DEMO
samplePtr++;
for (i=0; i<numSample; i++)
{
if (bufferInIdx<256)
{
/* Take average of left and right channels. */
//temp = (signed long)samplePtr[i*2] + (signed long)samplePtr[i*2+1];
//temp >>= 1; /* Divide by 2 to prevent overload at output */
//bufferIn[bufferInIdx] = (int)temp;
// copy the audio sample from the USB buffer into bufferIn (left channel only)
bufferIn[bufferInIdx] = (int)samplePtr[i*2]*2;
bufferInIdx++;
// if the bufferIn is filled, then send a semaphore to the SpectrumDisplayTask
if (bufferInIdx==256)
{
// send semaphore
SEM_post(&SEM_BufferInReady);
}
}
}
#endif
#ifdef ENABLE_STEREO_PLAYBACK
// stereo USB audio - the audio data is L R L R ........
#ifdef ENABLE_ASRC
//STS_add(&mySts2, hAsrc->numOutSamps); // debug
/* Update ASRC phase increment */
status = ASRC_updatePhaseIncr(hAsrc);
//STS_add(&mySts2, hAsrc->deltaPhaseIncr);
if (status != ASRC_SOK)
{
usb_error++;
LOG_printf(&trace, "ERROR: ASRC_updatePhaseIncr() failed: %d\n", status);
}
/* Update ASRC input FIFO */
status = ASRC_updateInFifo(hAsrc, (Int16 *)leftDataBuf, dataLength/2);
if (status != ASRC_SOK)
{
usb_error++;
LOG_printf(&trace, "ERROR: ASRC_updateInFifo() failed: %d\n", status);
}
/* Get ASRC number of output samples to generate */
status = ASRC_getNumOutSamps(hAsrc, &numOutSamps);
if (status != ASRC_SOK)
{
usb_error++;
LOG_printf(&trace, "ERROR: ASRC_getNumOutSamps() failed.");
}
//HWI_disable();
/* Check output FIFO overflow -- require at least one free buffer in output FIFO */
asrcOutputFifoNumBlk = asrcOutputFifoInBlk - asrcOutputFifoOutBlk + 1;
//HWI_enable();
if (asrcOutputFifoNumBlk < 0)
{
asrcOutputFifoNumBlk += ASRC_OUTPUT_FIFO_NUM_BLK;
}
//STS_add(&mySts2, asrcOutputFifoNumBlk); // debug
//LOG_printf(&trace, "%d", asrcOutputFifoNumBlk); // debug
if (asrcOutputFifoNumBlk > (ASRC_OUTPUT_FIFO_NUM_BLK - 2))
{
asrcOutputFifoInError++;
LOG_printf(&trace, "ERROR: ASRC output FIFO OVERFLOW");
//LOG_printf(&trace, "%04x %d", (asrcOutputFifoInBlk<<8)|asrcOutputFifoOutBlk, asrcOutputFifoNumBlk);
}
/* Generate ASRC output samples */
status = ASRC_genOutInterpCoefs16b(hAsrc, &asrcOutputFifo[asrcOutputFifoInBlk][0], numOutSamps);
if (status != ASRC_SOK)
{
usb_error++;
LOG_printf(&trace, "ERROR: ASRC_genOutInterpCoefs16b() failed.");
}
/* Update ASRC output FIFO */
if (rdy_to_consume_asrc_output == TRUE)
{
//HWI_disable();
asrcOutputFifoBlkNumSamps[asrcOutputFifoInBlk] = 2 * numOutSamps; // outFifoNumCh * numOutSamps;
//HWI_enable();
asrcOutputFifoInBlk = (asrcOutputFifoInBlk + 1) & (ASRC_OUTPUT_FIFO_NUM_BLK - 1);
}
if (usb_play_mode == FALSE)
{
usb_play_mode = TRUE;
}
#else /* ENABLE_ASRC */
/* Copy audio samples to circular buffer */
for (looper = 0; looper < (dataLength/2); looper++)
{
/* Check for overflow */
tmpIdx = no_asrc_buffer_input_index + 1;
if (tmpIdx >= CODEC_OUTPUT_BUFFER_SIZE)
{
tmpIdx = 0;
}
if(tmpIdx == no_asrc_buffer_output_index)
{
no_asrc_buffer_in_error++;
LOG_printf(&trace, "ERROR: no_asrc_buffer OVERFLOW");
}
/* Copy left */
no_asrc_buffer[no_asrc_buffer_input_index++] = *leftDataBuf++;
/* Copy right */
no_asrc_buffer[no_asrc_buffer_input_index++] = *leftDataBuf++;
if (no_asrc_buffer_input_index >= CODEC_OUTPUT_BUFFER_SIZE)
{
no_asrc_buffer_inwrap++;
no_asrc_buffer_input_index = 0;
}
}
//HWI_disable();
/* Check output FIFO overflow -- require at least one free buffer in output FIFO */
asrcOutputFifoNumBlk = asrcOutputFifoInBlk - asrcOutputFifoOutBlk + 1;
//HWI_enable();
if (asrcOutputFifoNumBlk < 0)
{
asrcOutputFifoNumBlk += ASRC_OUTPUT_FIFO_NUM_BLK;
}
if (asrcOutputFifoNumBlk > (ASRC_OUTPUT_FIFO_NUM_BLK - 2))
{
asrcOutputFifoInError++;
LOG_printf(&trace, "ERROR: ASRC output FIFO OVERFLOW");
}
/* Copy audio samples to codec output FIFO */
for (looper = 0; looper < (dataLength/2); looper++)
{
/* Check for underflow */
if (no_asrc_buffer_output_index == no_asrc_buffer_input_index)
{
no_asrc_buffer_out_error++;
LOG_printf(&trace, "ERROR: no_asrc_buffer UNDERFLOW");
}
asrcOutputFifo[asrcOutputFifoInBlk][2*looper] = no_asrc_buffer[no_asrc_buffer_output_index++];
asrcOutputFifo[asrcOutputFifoInBlk][2*looper+1] = no_asrc_buffer[no_asrc_buffer_output_index++];
if(no_asrc_buffer_output_index >= CODEC_OUTPUT_BUFFER_SIZE)
{
no_asrc_buffer_outwrap++;
no_asrc_buffer_output_index = 0;
}
}
if (rdy_to_consume_asrc_output == TRUE)
{
/* Update codec output FIFO */
//HWI_disable();
asrcOutputFifoBlkNumSamps[asrcOutputFifoInBlk] = dataLength;
//HWI_enable();
asrcOutputFifoInBlk = (asrcOutputFifoInBlk + 1) & (ASRC_OUTPUT_FIFO_NUM_BLK - 1);
}
if (usb_play_mode == FALSE)
{
usb_play_mode = TRUE;
}
#endif /* ENABLE_ASRC */
#else //ENABLE_STEREO_PLAYBACK
LOG_printf(&trace, "ERROR: assumed stereo playback, but ENABLE_STEREO_PLAYBACK is not defined");
#endif // ENABLE_STEREO_PLAYBACK
return(CSL_AC_MEDIACCESS_SUCCESS);
}
/*
* ======== DPI_open ========
*/
Static Int DPI_open(DEV_Handle dev, String name)
{
PipeObj *pipe;
SPipeObj *sPipe, *tmpPipe;
/* decode and validate devid */
if (dev->devid < 0) {
dev->devid = atoi(name);
}
SEM_pend(mutex, SYS_FOREVER);
/* search pipe list for previously opened pipe with same id */
sPipe = MEM_ILLEGAL;
if (!QUE_empty(sPipeList)) {
tmpPipe = (SPipeObj *)QUE_head(sPipeList);
do {
if (tmpPipe->id == dev->devid) {
sPipe = tmpPipe;
break;
}
tmpPipe = (SPipeObj *)QUE_next((&tmpPipe->link));
} while (tmpPipe != (SPipeObj *)sPipeList);
}
if (sPipe == MEM_ILLEGAL) {
/*
* Allocate and initialize SPipeObj on first open.
*/
sPipe = mkSPipe(dev);
if (sPipe == MEM_ILLEGAL) {
SEM_post(mutex);
return SYS_EALLOC;
}
QUE_put(sPipeList, &sPipe->link);
}
else { /* sPipe found on list */
if (sPipe->device[dev->mode] != NULL) {
/*
* Only one input and one output allowed
*/
SEM_post(mutex);
return SYS_EBUSY;
}
}
sPipe->device[dev->mode] = dev;
SEM_post(mutex);
pipe = MEM_alloc(0, sizeof (PipeObj), 0);
if (pipe == MEM_ILLEGAL) {
/*
* We need to undo work done by mkSPipe() if first open.
* Also need to undo changes to sPipeList queue.
*/
QUE_remove(&sPipe->link);
rmSPipe(sPipe);
return SYS_EALLOC;
}
/*
* Criss-cross SEM handles so both sides are referencing
* the same physical objects.
*/
if (dev->mode == DEV_INPUT) {
pipe->fromSem = sPipe->dataSem;
pipe->toSem = sPipe->freeSem;
}
else {
pipe->toSem = sPipe->dataSem;
pipe->fromSem = sPipe->freeSem;
}
/*
* Point things around.
*/
pipe->sPipe = sPipe;
dev->object = (Ptr)pipe;
return (SYS_OK);
}
/*
* interrupt routine to test output to I2S on a SampleBySample basis
***********************************************************************/
void i2s_txIsr(void) /* dispatcher used */
//interrupt void i2s_txIsr(void) /* no dispatcher used */
{ /* SampleBySample */
#ifdef SAMPLE_BY_SAMPLE_PB
Int16 status;
#if defined(SAMPLE_RATE_TX_48kHz) && defined(SAMPLE_RATE_RX_16kHz) /* 48 kHz playback, but 16 kHz record => count every 3rd sample for record */
static Uint16 sample_cnt = 0;
#endif
/* Get sample from output FIFO, place in I2S output */
*(ioport volatile unsigned *)I2S_I2STXLT1 = codec_output_buffer[codec_output_buf_samp_cnt];
*(ioport volatile unsigned *)I2S_I2STXRT1 = codec_output_buffer[codec_output_buf_samp_cnt+1];
if (usb_play_mode == TRUE)
{
/* Accumulate phase */
status = ASRC_accPhase(hAsrc);
if (status != ASRC_SOK)
{
dma_error++;
LOG_printf(&trace, "ERROR: ASRC_accPhase() failed: %d\n", status);
//while(1);
}
}
codec_output_buf_samp_cnt += 2;
/* Check if swapping ping/pong buffers */
if (codec_output_buf_samp_cnt >= i2sTxBuffSz)
{
if (codec_output_buffer_avail == FALSE) /* check output FIFO underflow */
{
codec_output_buffer_out_error++;
LOG_printf(&trace, "ERROR: codec output FIFO UNDERFLOW");
//while(1);
}
tx_buf_sel ^= 0x1;
codec_output_buffer = ping_pong_i2sTxBuf + tx_buf_sel*i2sTxBuffSz;
codec_output_buf_samp_cnt = 0;
codec_output_buffer_avail = FALSE;
SEM_post(&SEM_PbAudioAlg);
//SEM_post(&SEM_DmaRxLeftComplete);
}
#ifdef COUNT_REC_SAMPS_IN_USB_FRAME_PB
#if defined(SAMPLE_RATE_TX_48kHz) && defined(SAMPLE_RATE_RX_16kHz) /* 48 kHz playback, but 16 kHz record => count every 3rd sample for record */
if ((set_record_interface >= 2) && (sample_cnt >= 2))
{
i2sRxSampCnt++;
}
if (++sample_cnt >= 3)
{
sample_cnt = 0;
}
#else
if (set_record_interface >= 2) /* (48 kHz playback and 48 kHz record) or (16 kHz playback and 16 kHz record) */
{
i2sRxSampCnt++;
}
#endif
#endif
#endif /* SAMPLE_BY_SAMPLE_PB */
}
/*
* interrupt routine to test output to I2S on a SampleBySample basis
***********************************************************************/
void i2s_txIsr(void) /* dispatcher used */
//interrupt void i2s_txIsr(void) /* no dispatcher used */
{ /* SampleBySample */
#ifdef SAMPLE_BY_SAMPLE_PB
Int16 status;
static Uint16 sample_cnt = 0;
/* Get sample from output FIFO, place in I2S output */
*(ioport volatile unsigned *)I2S_I2STXLT1 = codec_output_buffer[codec_output_buf_samp_cnt];
*(ioport volatile unsigned *)I2S_I2STXRT1 = codec_output_buffer[codec_output_buf_samp_cnt+1];
/* Instead of changing codec sample rate to 16KHz, output same sample 3 times (when codec is set to 48KHz) */
if ((active_sample_rate == ACTIVE_SAMPLE_RATE_48KHZ) || (sample_cnt >= 2))
{
if (usb_play_mode == TRUE)
{
/* Accumulate phase */
status = ASRC_accPhase(hAsrc);
if (status != ASRC_SOK)
{
dma_error++;
LOG_printf(&trace, "ERROR: ASRC_accPhase() failed: %d\n", status);
//while(1);
}
}
codec_output_buf_samp_cnt += 2;
/* Check if moving to next output block in FIFO */
if (codec_output_buf_samp_cnt >= i2sTxBuffSz)
{
if (codec_output_buffer_avail == FALSE) /* check output FIFO underflow */
{
codec_output_buffer_out_error++;
LOG_printf(&trace, "ERROR: codec output FIFO UNDERFLOW");
//while(1);
}
tx_buf_sel ^= 0x1;
codec_output_buffer = ping_pong_i2sTxBuf + tx_buf_sel*i2sTxBuffSz;
codec_output_buf_samp_cnt = 0;
codec_output_buffer_avail = FALSE;
SEM_post(&SEM_PbAudioAlg);
}
}
#ifdef COUNT_REC_SAMPS_IN_USB_FRAME_PB
#ifdef SAMPLE_RATE_RX_16kHz /* 48 kHz playback, but 16 kHz record => count every 3rd sample */
if ((set_record_interface >= 2) && (sample_cnt >= 2))
{
i2sRxSampCnt++;
}
#else
if (set_record_interface >= 2) /* 48 kHz record, so count every sample */
{
i2sRxSampCnt++;
}
#endif
#endif
if (++sample_cnt >= 3)
{
sample_cnt = 0;
}
#endif /* SAMPLE_BY_SAMPLE_PB */
}
/*
* ======== Sem_post ========
*/
Void Sem_post(Sem_Handle sem)
{
SEM_post((SEM_Handle)sem);
}
/*
* ======== DPI_issue ========
*/
Static Int DPI_issue(DEV_Handle dev)
{
PipeObj *pipe = (PipeObj *)dev->object;
SPipeObj *sPipe = pipe->sPipe;
DEV_Handle otherdev = sPipe->device[dev->mode ^ 0x1];
SEM_Handle otherReady = sPipe->readySem[dev->mode ^ 0x1];
DEV_Frame *otherframe;
DEV_Frame *frame;
#ifdef COPYBUFS
DEV_Frame *srcframe;
DEV_Frame *dstframe;
#endif
/*
* Atomically check that each side has a frame so we can do an
* exchange. We can't be sure that a frame is on the
* dev->todevice queue (just put there by SIO) since a task
* switch to the task on the other side might intervene and
* take the frame from this side.
*/
TSK_disable();
if (otherdev != NULL &&
!QUE_empty(dev->todevice) && !QUE_empty(otherdev->todevice)) {
otherframe = QUE_get(otherdev->todevice);
frame = QUE_get(dev->todevice);
/* done with atomic stuff */
TSK_enable();
/*
* #define COPYBUFS to cause buffers to be copied through the pipe
* instead of being exchanged. Doing so retains the semantics of
* the ISSUERECLAIM model, but is slow. If COPYBUFS is *not* defined,
* then one side reclaims buffers issued by the other side, thereby
* not strictly retaining buffer ordering.
*/
#ifdef COPYBUFS
if (dev->mode == DEV_INPUT) {
dstframe = frame;
srcframe = otherframe;
}
else {
dstframe = otherframe;
srcframe = frame;
}
memcpy(dstframe->addr, srcframe->addr, srcframe->size);
dstframe->size = srcframe->size;
dstframe->arg = srcframe->arg;
QUE_put(dev->fromdevice, frame);
QUE_put(otherdev->fromdevice, otherframe);
/*
* frames reclaimed from an output device must have size 0.
*/
if (dev->mode != DEV_INPUT) {
frame->size = 0;
}
else {
otherframe->size = 0;
}
#else
QUE_put(dev->fromdevice, otherframe);
QUE_put(otherdev->fromdevice, frame);
/*
* frames reclaimed from an output device must have size 0.
*/
if (dev->mode != DEV_INPUT) {
otherframe->size = 0;
}
else {
frame->size = 0;
}
#endif
}
else {
/* done with atomic stuff */
TSK_enable();
}
SEM_post(pipe->toSem);
if (otherReady != NULL) {
SEM_post(otherReady);
}
return SYS_OK;
}
Int rmanTask(Arg scratchId, Arg resourceId, Arg priority, Arg taskId,
Arg yieldFlag)
{
Int i;
IALG_Fxns * algFxns = &DUMALG_TI_IALG;
IRES_Fxns * resFxns = &DUMALG_TI_IRES;
IDUMALG_Handle dumHandle = NULL;
IDUMALG_Params params;
GT_0trace(ti_sdo_fc_rman_examples_hdvicp, GT_ENTER, "_rmanTask> Enter \n");
params.size = sizeof(IDUMALG_Params);
GT_4trace(ti_sdo_fc_rman_examples_hdvicp, GT_4CLASS, "_rmanTask> "
"Task #%d: ScratchId %d, Priority %d Yield %d\n",taskId, scratchId,
priority, yieldFlag);
params.yieldFlag = yieldFlag;
params.taskId = taskId;
for (i = 0; i < NUM_RESOURCES; i++) {
params.hdvicp[i] = *((IRES_HDVICP_RequestType *)resourceId + i);
GT_1trace(ti_sdo_fc_rman_examples_hdvicp, GT_4CLASS, "_rmanTask> "
"Requesting resource %d (2 => ANY)\n",(Int)params.hdvicp[i]);
}
/*
* Create an instance of the algorithm using "algFxns"
*/
SEM_pend(mutex, SYS_FOREVER);
dumHandle = (IDUMALG_Handle)DSKT2_createAlg((Int)scratchId,
(IALG_Fxns *)algFxns, NULL,(IALG_Params *)¶ms);
if (dumHandle == NULL) {
GT_0trace(ti_sdo_fc_rman_examples_hdvicp, GT_7CLASS, "_rmanTask> "
"Alg creation failed\n");
return -1;
}
SEM_post(mutex);
/* Assign resources to the algorithm */
if (IRES_OK != RMAN_assignResources((IALG_Handle)dumHandle,
resFxns, scratchId)) {
GT_0trace(ti_sdo_fc_rman_examples_hdvicp, GT_7CLASS, "_rmanTask> "
"Assign resource failed\n");
return -1;
}
/*
* Activate the Algorithm
*/
DSKT2_activateAlg(scratchId, (IALG_Handle)dumHandle);
/*
* Activate All Resources
*/
RMAN_activateAllResources((IALG_Handle)dumHandle, resFxns, scratchId);
/*
* Use IALG interfaces to do something
*/
dumHandle->fxns->useHDVICP(dumHandle, taskId);
/*
* Deactivate All Resources
*/
RMAN_deactivateAllResources((IALG_Handle)dumHandle, resFxns, scratchId);
/*
* Deactivate algorithm
*/
DSKT2_deactivateAlg(scratchId, (IALG_Handle)dumHandle);
/*
* Free resources assigned to this algorihtm
*/
if (IRES_OK != RMAN_freeResources((IALG_Handle)(dumHandle),
resFxns, scratchId)) {
GT_0trace(ti_sdo_fc_rman_examples_hdvicp, GT_7CLASS, "_rmanTask> "
"Free resource failed\n");
return -1;
}
/*
* Free instance of the algorithm created
*/
SEM_pend(mutex, SYS_FOREVER);
DSKT2_freeAlg(scratchId, (IALG_Handle)dumHandle);
SEM_post(mutex);
SEM_post(done);
GT_0trace(ti_sdo_fc_rman_examples_hdvicp, GT_ENTER, "_rmanTask> Exit \n");
return 0;
}
void InitializeSystem(void* parameter, Uint16 followUpItemIndex)
{
Uns interruptStatus;
Uint16 i, j;
double executionTime = 0;
double genAvgTime = 0;
double genMinTime = DBL_MAX;
double genMaxTime = DBL_MIN;
double avgTime[9] = {0,0,0,0,0,0,0,0,0};
double minTime[9] = {DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX,DBL_MAX};
double maxTime[9] = {DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN,DBL_MIN};
Uint32 startTime = 0;
Uint32 numSamples;
struct Packet newPacket;
// Allow the system to write to the system registers
EALLOW;
// Set up the heartbeat
gpioCtrlRegisters.GPBDIR.bit.HEARTBEAT = 1;
gpioDataRegisters.GPBDAT.bit.HEARTBEAT = 1;
// Set up the seven segment display
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_A = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_A = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_B = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_B = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_C = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_C = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_D = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_D = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_E = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_E = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_F = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_F = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_G = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_G = 0;
gpioCtrlRegisters.GPADIR.bit.SEVENSEG_DIGIT = 1;
gpioDataRegisters.GPADAT.bit.SEVENSEG_DIGIT = 1;
// Set up timer 0 for use with SPI related timings
sysCtrlRegisters.HISPCP.all = 0; // Set the HSPCLK to run at SYSCLK
sysCtrlRegisters.LOSPCP.bit.LSPCLK = 0; // Set the LSPCLK to run at SYSCLK
timer0Registers.TCR.bit.TSS = 1; // Stop the timer
timer0Registers.TPR.bit.TDDR = 0; // Do not prescale the timer
timer0Registers.PRD.all = 0xFFFFFFFF; // Set the period register to it's largest possible value
timer0Registers.TCR.bit.TIE = false; // Disable timer interrupts
timer0Registers.TCR.bit.FREE = 0; // Set the timer to stop when a breakpoint occrs
timer0Registers.TCR.bit.SOFT = 0;
timer0Registers.TCR.bit.TRB = 1; // Load the period register
timer0Registers.TCR.bit.TSS = 0; // Start the timer
// Set up the global SPI-related settings
IER |= 0x20; // Enable CPU INT6
// Disallow the system to write to the system registers
EDIS;
interruptStatus = HWI_disable();
numSamples = 0;
for(j = 0; j < 1000; j++)
{
InitializeGlobalVariables();
globals.root.availableAddresses[0].address = 1;
globals.root.availableAddresses[0].addressTaken = true;
globals.root.availableAddresses[1].address = 2;
globals.root.availableAddresses[1].addressTaken = true;
globals.root.availableAddresses[2].address = 3;
globals.root.availableAddresses[2].addressTaken = true;
globals.root.availableAddresses[3].address = 4;
globals.root.availableAddresses[3].addressTaken = true;
globals.root.availableAddresses[4].address = 5;
globals.root.availableAddresses[4].addressTaken = true;
globals.root.availableAddresses[5].address = 6;
globals.root.availableAddresses[5].addressTaken = true;
globals.root.availableAddresses[6].address = 7;
globals.root.availableAddresses[6].addressTaken = true;
globals.root.availableAddresses[7].address = 8;
globals.root.availableAddresses[7].addressTaken = true;
globals.protocol.globalNeighborInfo[1][PORTA].nodeAddress = 2;
globals.protocol.globalNeighborInfo[1][PORTB].nodeAddress = 3;
globals.protocol.globalNeighborInfo[2][PORTA].nodeAddress = 1;
globals.protocol.globalNeighborInfo[2][PORTB].nodeAddress = 4;
globals.protocol.globalNeighborInfo[3][PORTA].nodeAddress = 1;
globals.protocol.globalNeighborInfo[3][PORTB].nodeAddress = 4;
globals.protocol.globalNeighborInfo[3][PORTC].nodeAddress = 5;
globals.protocol.globalNeighborInfo[4][PORTA].nodeAddress = 2;
globals.protocol.globalNeighborInfo[4][PORTB].nodeAddress = 3;
globals.protocol.globalNeighborInfo[4][PORTC].nodeAddress = 6;
globals.protocol.globalNeighborInfo[5][PORTA].nodeAddress = 3;
globals.protocol.globalNeighborInfo[5][PORTB].nodeAddress = 6;
globals.protocol.globalNeighborInfo[5][PORTC].nodeAddress = 7;
globals.protocol.globalNeighborInfo[6][PORTA].nodeAddress = 4;
globals.protocol.globalNeighborInfo[6][PORTB].nodeAddress = 5;
globals.protocol.globalNeighborInfo[6][PORTC].nodeAddress = 8;
globals.protocol.globalNeighborInfo[7][PORTA].nodeAddress = 5;
globals.protocol.globalNeighborInfo[7][PORTB].nodeAddress = 8;
globals.protocol.globalNeighborInfo[8][PORTA].nodeAddress = 6;
globals.protocol.globalNeighborInfo[8][PORTB].nodeAddress = 7;
startTime = timer0Registers.TIM.all;
GenerateRoutingTree();
executionTime = TimeDifference(startTime, timer0Registers.TIM.all);
genAvgTime = (genAvgTime * numSamples) + executionTime;
numSamples++;
genAvgTime /= numSamples;
if(executionTime < genMinTime)
genMinTime = executionTime;
else if(executionTime > genMaxTime)
genMaxTime = executionTime;
}
for(i = 2; i <= 8; i++)
{
numSamples = 0;
for(j = 0; j < 1000; j++)
{
startTime = timer0Registers.TIM.all;
GenerateRoutingPath(1, i, &newPacket);
executionTime = TimeDifference(startTime, timer0Registers.TIM.all);
avgTime[i] = (avgTime[i] * numSamples) + executionTime;
numSamples++;
avgTime[i] /= numSamples;
if(executionTime < minTime[i])
minTime[i] = executionTime;
else if(executionTime > maxTime[i])
maxTime[i] = executionTime;
}
}
HWI_restore(interruptStatus);
asm(" NOP");
// Set the seed for the random number generator
SetRandomSeed(0x175E);
// Set up each individual port
SetupPort(PORTA);
SetupPort(PORTB);
SetupPort(PORTC);
SetupPort(PORTD);
// Create the direct data cleanup follow-up item
AddFollowUpItem(&CleanupDirectData,NULL,DIRECT_DATA_CLEANUP_RATE,true);
// Create the neighbor check follow-up item
#if defined(IS_ROOT)
#if TEST != TEST_SPI
globals.followUpMonitor.neighborFollowUpIndex = AddFollowUpItem(&NeighborFollowUp,NULL,NEIGHBOR_FOLLOW_UP_RATE,true);
#endif
SetSevenSegmentDisplay(SEVENSEG_BLANK);
globals.processing.sevenSegmentLowerDigit = globals.protocol.address;
#elif defined (IS_ROUTER)
#if TEST != TEST_SPI
globals.followUpMonitor.neighborFollowUpIndex = AddFollowUpItem(&NeighborFollowUp,NULL,NEIGHBOR_FOLLOW_UP_RATE_WITHOUT_ADDRESS,true);
#endif
SetSevenSegmentDisplay(SEVENSEG_BLANK);
// Register the test service
RegisterServiceProvider(TEST_SERVICE_TAG,TEST_SERVICE_TASK_PRIORITY,&TestServiceTask,&TestServiceSem);
#endif
// Let the other threads know that initialization is finished
SEM_post(&ProcessInboundFlitsSem);
SEM_post(&TestServiceSem);
}
void CleanupDirectData(void* parameter, Uint16 followUpItemIndex)
{
Uint16 i, j, port, virtualChannel;
struct Mail message;
// Check if there are any virtual channels that need to be cleared
for(i = 0; i < NUM_PORTS; i++)
{
for(j = 0; j < NUM_VIRTUAL_DATA_CHANNELS; j++)
{
// Check if this virtual channel is active
if(globals.processing.virtualChannels[i][j].virtualChannelBlockedCount > 0)
globals.processing.virtualChannels[i][j].virtualChannelBlockedCount--;
}
}
// Check if there are any data transfers that need to be tagged or removed
for(i = 0; i < NUM_DATA_PACKET_LOOKUPS; i++)
{
// Check if this data transfer is active
if(globals.processing.dataTransferPackets[i].transferInfo.packetID != 0)
{
// Decrement the time to live for the transfer
globals.processing.dataTransferPackets[i].dataBufferInfo.timeToLive--;
// Check if this transfer has expired
if(globals.processing.dataTransferPackets[i].dataBufferInfo.timeToLive <= 0)
{
#if TEST == TEST_PROTOCOL
if(globals.processing.dataTransferPackets[i].transferInfo.packetID == protocolTestPacketIDs[0])
receivedResponse[0] = true;
if(globals.processing.dataTransferPackets[i].transferInfo.packetID == protocolTestPacketIDs[1])
receivedResponse[1] = true;
if(globals.processing.dataTransferPackets[i].transferInfo.packetID == protocolTestPacketIDs[2])
receivedResponse[2] = true;
if(SEM_count(&TestServiceSem) == 0)
SEM_post(&TestServiceSem);
#elif TEST == TEST_MPI
// Send a message to the MPI send service
CreateMessage(&message,
NULL,
0,
MAIL_DATA_TRANSFER_FAILED,
globals.processing.dataTransferPackets[i].transferInfo.packetID,
MPI_ANY_REQUEST->requestType,
MPI_ANY_REQUEST->requestID,
ADDRESS_UNDEFINED,
ADDRESS_UNDEFINED,
TEST_SERVICE_TAG,
TEST_SERVICE_TAG);
SendMail(TEST_SERVICE_TAG, &message);
#endif
port = globals.processing.dataTransferPackets[i].transferInfo.port;
virtualChannel = globals.processing.dataTransferPackets[i].transferInfo.virtualChannel;
ClearDataTransferLookup(globals.processing.dataTransferPackets[i].transferInfo.packetID);
globals.processing.virtualChannels[port][virtualChannel].virtualChannelBlockedCount = VIRTUAL_CHANNEL_INITIAL_BLOCKED_COUNT;
globals.statistics.packet.numDataTransfersExpired++;
}
}
}
// Check if there are any direct transfers that need to be tagged or removed
for(i = 0; i < NUM_PORTS; i++)
{
for(j = 0; j < NUM_VIRTUAL_DATA_CHANNELS; j++)
{
// Check if this direct transfer is active
if(globals.processing.directTransfers[i][j].destinationPort != PORT_UNDEFINED)
{
// Decrement the time to live for the transfer
globals.processing.directTransfers[i][j].timeToLive--;
// Check if this transfer has expired
if(globals.processing.directTransfers[i][j].timeToLive <= 0)
{
ReleaseVirtualChannel(globals.processing.directTransfers[i][j].destinationPort,
globals.processing.directTransfers[i][j].destinationVirtualChannel);
globals.processing.directTransfers[i][j].destinationPort = PORT_UNDEFINED;
globals.statistics.packet.numDirectTransfersExpired++;
}
}
}
}
// Check if there are any direct buffers that need to be tagged or removed
for(i = 0; i < NUM_PORTS; i++)
{
for(j = 0; j < NUM_VIRTUAL_DATA_CHANNELS; j++)
{
// Check if this direct buffer is active
if(globals.processing.directBuffer[i][j].packet.dataBuffer != NULL)
{
// Decrement the time to live for the buffer
globals.processing.directBuffer[i][j].bufferStatus.timeToLive--;
// Check if this buffer has expired
if(globals.processing.directBuffer[i][j].bufferStatus.timeToLive <= 0)
{
MemFree(globals.processing.directBuffer[i][j].packet.dataBuffer);
globals.processing.directBuffer[i][j].packet.dataBuffer = NULL;
globals.statistics.packet.numDirectBuffersExpired++;
}
}
}
}
}