/** ============================================================================
* @func LOOP_Main
*
* @desc Entry point for the application
*
* @modif None
* ============================================================================
*/
NORMAL_API
Void
LOOP_Main (IN Char8 * dspExecutable,
IN Char8 * strBufferSize,
IN Char8 * strNumIterations,
IN Char8 * strProcessorId)
{
DSP_STATUS status = DSP_SOK ;
Uint8 processorId = 0 ;
LOOP_0Print ("=============== Sample Application : LOOP ==========\n") ;
memset (&source_data[0], 0, sizeof(source_data));
memset (&result_data[0], 0, sizeof(result_data));
memset (&expect_data[0], 0, sizeof(expect_data));
if ( (dspExecutable != NULL)
&& (strBufferSize != NULL)
&& (strNumIterations != NULL)) {
/*
* Validate the buffer size and number of iterations specified.
*/
LOOP_BufferSize = DSPLINK_ALIGN (MAX_XFER_SIZE,
DSPLINK_BUF_ALIGN) ;
if (LOOP_BufferSize == 0) {
status = DSP_ESIZE ;
}
LOOP_NumIterations = LOOP_Atoi (strNumIterations) ;
/* execute only once */
LOOP_NumIterations = 1 ;
/* Find out the processor id to work with */
processorId = LOOP_Atoi (strProcessorId) ;
if (processorId >= MAX_DSPS) {
LOOP_1Print ("==Error: Invalid processor id specified %d ==\n",
processorId) ;
status = DSP_EFAIL ;
}
/*
* Specify the dsp executable file name and the buffer size for
* loop creation phase.
*/
if (DSP_SUCCEEDED (status)) {
LOOP_1Print ("==== Executing sample for DSP processor Id %d ====\n",
processorId) ;
status = LOOP_Create (dspExecutable,
strBufferSize,
strNumIterations,
processorId) ;
/*
* Execute the data transfer loop.
*/
if (DSP_SUCCEEDED (status)) {
status = LOOP_Execute (LOOP_NumIterations, processorId) ;
}
/*
* Perform cleanup operation.
*/
LOOP_Delete (processorId) ;
}
}
else {
status = DSP_EINVALIDARG ;
LOOP_0Print ("ERROR! Invalid arguments specified for while executing "
"loop application\n") ;
}
LOOP_0Print ("====================================================\n") ;
}
/** ============================================================================
* @func DSP_Create
*
* @desc This function allocates and initializes resources used by
* this application.
*
* @modif LOOP_Buffers
* ============================================================================
*/
NORMAL_API
DSP_STATUS
DSP_Create (IN Char8 * dspExecutable,
IN Char8 * strControlArray,
Uint8 processorId)
{
DSP_STATUS status = DSP_SOK ;
Uint32 numArgs = 0 ;
Uint32 numBufs [1] = {4} ;
Char8 * args [1] ;
Uint32 size [1] ;
#if defined (ZCPY_LINK)
SMAPOOL_Attrs poolAttrs ;
#endif /* if defined (ZCPY_LINK) */
LOOP_0Print ("Entered DSP_Create ()\n") ;
LOOP_BufferSize = DSPLINK_ALIGN (LOOP_Atoi ("1024"),
DSPLINK_BUF_ALIGN) ;
/*
* Create and initialize the proc object.
*/
status = PROC_setup (NULL) ;
/*
* Attach the Dsp with which the transfers have to be done.
*/
if (DSP_SUCCEEDED (status)) {
status = PROC_attach (processorId, NULL) ;
if (DSP_FAILED (status)) {
LOOP_1Print ("PROC_attach failed . Status = [0x%x]\n", status) ;
}
}
else {
LOOP_1Print ("PROC_setup failed. Status = [0x%x]\n", status) ;
}
if (DSP_SUCCEEDED (status)) {
size [0] = LOOP_BufferSize ;
poolAttrs.bufSizes = (Uint32 *) &size ;
poolAttrs.numBuffers = (Uint32 *) &numBufs ;
poolAttrs.numBufPools = 1 ;
status = POOL_open (POOL_makePoolId(processorId, 0), &poolAttrs) ;
if (DSP_FAILED (status)) {
LOOP_1Print ("POOL_open () failed. Status = [0x%x]\n",
status) ;
}
}
/*
* Load the executable on the DSP.
*/
if (DSP_SUCCEEDED (status)) {
numArgs = 1 ;
args [0] = strControlArray ;
status = PROC_load (processorId, dspExecutable, numArgs, args) ;
if (DSP_FAILED (status)) {
LOOP_1Print ("PROC_load failed. Status = [0x%x]\n", status) ;
}
}
LOOP_0Print ("Leaving DSP_Create ()\n") ;
return status ;
}
