Esempio n. 1
0
/** 
 *
 * Main function for audio playback
 *
 * Parameters:
 *
 * @return int
 */
int main(void)
{
    int                         status                  = -1;
    
    /* Blackfin setup function to configure processor */	
    status = blackfin_setup(); //returns 0 if successful and -1 if failed
    if (status) {
        printf("\r\n Blackfin Setup Failed"); 
        return -1;
    }
    
    /* FPGA setup function to configure FPGA, make sure the FPGA configuration
    binary data is loaded in to SDRAM at "FPGA_DATA_START_ADDR" */
    status = fpga_setup(); //returns 0 if successful and -1 if failed
    if (status) {
        printf("\r\n FPGA Setup Failed"); 
        return -1;
    }
    
    printf("[MAIN]: Starting Audio Player\n");
    
    audioPlayer_init(&audioPlayer);
    audioPlayer_start(&audioPlayer);
    audioPlayer_run(&audioPlayer);
}
Esempio n. 2
0
static void audioPlayer_task( void *pThis ){
	// insert code for outputting samples to FIFO Q here.
	// make sure to check if there is space in the FIFO before writing to it.
	// after setting an writing an sample, write the packet length of 1 as well
	// AXI Streaming FIFO expects packet information
	//
	// Audio samples are stored in:   snd_samples[] as 16 bit mono
	audioPlayer_init(pThis);
	while (1)
		txData(snd_samples, snd_samples_nSamples);
}