#include "global.h"

	
	int    sport0a_buf[2][NUM_SAMPLES*2];
	int    sport0b_buf[2][NUM_SAMPLES*2];
	int    sport1a_buf[2][NUM_SAMPLES*2];		
	int    sport1b_buf[2][NUM_SAMPLES*2];	
	int    sport2a_buf[2][NUM_SAMPLES*2];	
	int    sport2b_buf[2][NUM_SAMPLES*2];	
	int    sport3a_buf[2][NUM_SAMPLES*2];	
	int    sport3b_buf[2][NUM_SAMPLES*2];
#if PHY_NUM_INPUTS>8	
	int    sport4a_buf[2][NUM_SAMPLES*2];	
	int    sport4b_buf[2][NUM_SAMPLES*2];
	int    sport5a_buf[2][NUM_SAMPLES*2];
	int    sport5b_buf[2][NUM_SAMPLES*2];
	int    sport6a_buf[2][NUM_SAMPLES*2];	
	int    sport6b_buf[2][NUM_SAMPLES*2];
	int    sport7a_buf[2][NUM_SAMPLES*2];
	int    sport7b_buf[2][NUM_SAMPLES*2];
#endif


//2 For ping-pong ,each TCB has four registers.
	int    sport0a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport0a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport0a_buf[1]}
	};
	int    sport0b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport0b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport0b_buf[1]}
	};
	int    sport1a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport1a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport1a_buf[1]}
	};
	int    sport1b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport1b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport1b_buf[1]}
	};
	int    sport2a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport2a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport2a_buf[1]}
	};
	int    sport2b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport2b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport2b_buf[1]}
	};
	int    sport3a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport3a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport3a_buf[1]}
	};
	int    sport3b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport3b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport3b_buf[1]}
	};
#if PHY_NUM_INPUTS>8
	int    sport4a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport4a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport4a_buf[1]}
	};
	int    sport4b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport4b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport4b_buf[1]}
	};
	int    sport5a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport5a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport5a_buf[1]}
	};
	int    sport5b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport5b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport5b_buf[1]}
	};
	int    sport6a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport6a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport6a_buf[1]}
	};
	int    sport6b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport6b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport6b_buf[1]}
	};
	int    sport7a_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport7a_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport7a_buf[1]}
	};
	int    sport7b_tcb[2][4] = {
		{0, NUM_SAMPLES*2, 1, (int) sport7b_buf[0]},
		{0, NUM_SAMPLES*2, 1, (int) sport7b_buf[1]}
	};
#endif

void InitSPORT(int mask, int fs)
{
	int i;
	int fs_div = MCLK/fs;
	int sclk_div = MCLK/(fs*64);
	
	   
    #ifndef DEMO_BOARD
    //PCG
    *pPCG_CTLA0  = fs_div | ENFSA | ENCLKA ;
    *pPCG_CTLA1  = sclk_div | CLKASOURCE | FSASOURCE | ((sclk_div/2) << 20) ;


   #endif
   

    /* External clock and frame syncs generated by AD1939 */
   	*pDIV0 = 0x00000000;  // Transmitter (SPORT0)
    *pDIV1 = 0x00000000;  // Receiver (SPORT1) at 12.288 MHz SCLK and 48 kHz sample rate

	if(mask&0x1){
		*pSPCTL0 =0 ;
		*pSPMCTL0 = 0; 
		*pSPCTLN0 =0;
		
		sport0a_tcb[0][0]= ((int)sport0a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport0a_tcb[1][0]= ((int)sport0a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP0A = sport0a_tcb[0][0];
		
		sport0b_tcb[0][0]= ((int)sport0b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport0b_tcb[1][0]= ((int)sport0b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP0B = sport0b_tcb[0][0];
		
		*pSPCTL0 = (SPTRAN | OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
		
	}
	if(mask&0x2){
		*pSPCTL1 =0 ;
		*pSPMCTL1 = 0; 
		*pSPCTLN1 =0;
		
		sport1a_tcb[0][0]= ((int)sport1a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport1a_tcb[1][0]= ((int)sport1a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP1A = sport1a_tcb[0][0];
		
		sport1b_tcb[0][0]= ((int)sport1b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport1b_tcb[1][0]= ((int)sport1b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP1B = sport1b_tcb[0][0];
		
		*pSPCTL1 = (OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
	if(mask&0x4){
		*pSPCTL2 =0 ;
		*pSPMCTL2 = 0; 
		*pSPCTLN2 =0;
		
		sport2a_tcb[0][0]= ((int)sport2a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport2a_tcb[1][0]= ((int)sport2a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP2A = sport2a_tcb[0][0];
		
		sport2b_tcb[0][0]= ((int)sport2b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport2b_tcb[1][0]= ((int)sport2b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP2B = sport2b_tcb[0][0];
		
		*pSPCTL2 = (SPTRAN | OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
	if(mask&0x8){
		*pSPCTL3 =0 ;
		*pSPMCTL3 = 0; 
		*pSPCTLN3 =0;
		
		sport3a_tcb[0][0]= ((int)sport3a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport3a_tcb[1][0]= ((int)sport3a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP3A = sport3a_tcb[0][0];
		
		sport3b_tcb[0][0]= ((int)sport3b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport3b_tcb[1][0]= ((int)sport3b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP3B = sport3b_tcb[0][0];
		
		*pSPCTL3 = (OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
#if PHY_NUM_INPUTS>8
	if(mask&0x10){
		*pSPCTL4 =0 ;
		*pSPMCTL4 = 0; 
		*pSPCTLN4 =0;
		
		sport4a_tcb[0][0]= ((int)sport4a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport4a_tcb[1][0]= ((int)sport4a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP4A = sport4a_tcb[0][0];
		
		sport4b_tcb[0][0]= ((int)sport4b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport4b_tcb[1][0]= ((int)sport4b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP4B = sport4b_tcb[0][0];
		
		*pSPCTL4 = (SPTRAN | OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
	if(mask&0x20){
		*pSPCTL5 =0 ;
		*pSPMCTL5 = 0; 
		*pSPCTLN5 =0;
		
		sport5a_tcb[0][0]= ((int)sport5a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport5a_tcb[1][0]= ((int)sport5a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP5A = sport5a_tcb[0][0];
		
		sport5b_tcb[0][0]= ((int)sport5b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport5b_tcb[1][0]= ((int)sport5b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP5B = sport5b_tcb[0][0];
		
		*pSPCTL5 = (OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
	if(mask&0x40){
		*pSPCTL6 =0 ;
		*pSPMCTL6 = 0; 
		*pSPCTLN6 =0;
		
		sport6a_tcb[0][0]= ((int)sport6a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport6a_tcb[1][0]= ((int)sport6a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP6A = sport6a_tcb[0][0];
		
		sport6b_tcb[0][0]= ((int)sport6b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport6b_tcb[1][0]= ((int)sport6b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP6B = sport6b_tcb[0][0];
		
		*pSPCTL6 = (SPTRAN| OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
	if(mask&0x80){
		*pSPCTL7 =0 ;
		*pSPMCTL7 = 0; 
		*pSPCTLN7 =0;
		
		sport7a_tcb[0][0]= ((int)sport7a_tcb[1] + 3)&0x7ffff | (1<<19);
		sport7a_tcb[1][0]= ((int)sport7a_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP7A = sport7a_tcb[0][0];
		
		sport7b_tcb[0][0]= ((int)sport7b_tcb[1] + 3)&0x7ffff | (1<<19);
		sport7b_tcb[1][0]= ((int)sport7b_tcb[0] + 3)&0x7ffff | (1<<19);
		*pCPSP7B = sport7b_tcb[0][0];
		
		*pSPCTL7 = (OPMODE | SLEN32 | SPEN_A | SCHEN_A | SDEN_A | SPEN_B | SCHEN_B | SDEN_B);
	}
#endif
}