#include <sys/platform.h>
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#include <sys/adi_core.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "adi_initialize.h"
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#include "memory.h"
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#include "sport.h"
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#include "config.h"
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#include "dma.h"
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struct sport_regs{
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volatile uint32_t ctl;
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volatile uint32_t div;
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volatile uint32_t mctl;
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volatile uint32_t cs0;
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volatile uint32_t cs1;
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volatile uint32_t cs2;
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volatile uint32_t cs3;
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uint32_t pad2[2];
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volatile uint32_t err;
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volatile uint32_t mstat;
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volatile uint32_t ctl2;
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uint32_t pad[6];
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volatile uint32_t txpri;
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volatile uint32_t rxpri;
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volatile uint32_t txsec;
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volatile uint32_t rxsec;
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};
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#define TDM_SLOT SLOTS
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#define SLEN 31
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#define PACK 0
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#define ICLK 0 //Internal Clock.
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#define OPMODE 0 //0-tdm ,1 - IIS mode
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#define CKRE 1 //0-Clock falling edge,1-Clock rising edge
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#define FSR 1 //0-No frame sync required, 1- Frame sync required
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#define IFS 0 //0-External frame sync,1 - Internal frame sync
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#define LFS 1 //0-active high Frame sync ,1- Active-Low Frame Sync
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#define MFD 1 //Multichannel Frame Delay.
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#define SPENSEC 1 //Serial Port Enable (Secondary)
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struct DMA_Desc{
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struct DMA_Desc *next;
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void * buffer;
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};
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unsigned int SAMPLE_NUM = 32;
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u16 mCodecNum = 0;
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struct AudioCodec mAudioCodec[16];
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static struct DMA_Desc sp_desc[32];//0a_ping,0a_pong,0b_ping,0b_pong,...
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static volatile SportRegsDef* gSports[16] = {
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SPORT0a,SPORT0b,SPORT1a,SPORT1b,SPORT2a,SPORT2b,SPORT3a,SPORT3b,
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SPORT4a,SPORT4b,SPORT5a,SPORT5b,SPORT6a,SPORT6b,SPORT7a,SPORT7b
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};
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volatile SportRegsDef* get_sport_regs(uint32_t sportid)
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{
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if(sportid < 16) {
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return gSports[sportid];
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}
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return 0;
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}
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void sport_config(volatile SportRegsDef* regs , struct SportDef * config)
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{
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u32 i;
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volatile DMARegsDef* dma = get_dma_regs(config->spid);
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struct DMA_Desc* desca_0 = &sp_desc[config->spid*2 + 0];
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struct DMA_Desc* desca_1 = &sp_desc[config->spid*2 + 1];
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u32 dmaBufferLen = config->slots*SAMPLE_NUM;
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s32* dmaBuffer_ping, *dmaBuffer_pong;
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if(config->enable_sec) {
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dmaBufferLen *= 2;
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}
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dmaBuffer_ping = sram_malloc(SRAM_L1 , mem_any ,dmaBufferLen*2*sizeof(s32));//for ping-pong.
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if(dmaBuffer_ping == NULL) {
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printf("dmaBuffer malloc fail.\n");
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}
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dmaBuffer_pong = dmaBuffer_ping + dmaBufferLen;
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mAudioCodec[mCodecNum].dataPtr[0] = dmaBuffer_ping;
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mAudioCodec[mCodecNum].dataPtr[1] = dmaBuffer_pong;
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mAudioCodec[mCodecNum].slot_num = config->slots;
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mAudioCodec[mCodecNum].channel_num = config->vld;
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mAudioCodec[mCodecNum].rx = config->rx;
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mAudioCodec[mCodecNum].enable_sec = config->enable_sec;
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mCodecNum++;
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desca_0->next = (uint32_t)desca_1|MP_OFFSET;
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desca_0->buffer = (uint32_t)dmaBuffer_ping|MP_OFFSET;
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desca_1->next = (uint32_t)desca_0|MP_OFFSET;
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desca_1->buffer = (uint32_t)dmaBuffer_pong|MP_OFFSET;
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//dma config.
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dma_config((DMARegsDef *)dma, (uint32_t)desca_0|MP_OFFSET, dmaBufferLen, config->rx);
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regs->div = 0;//(511<<16)|0 ;
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regs->ctl = (SLEN<<4) | (PACK<<9) | (ICLK<<10) | (config->opmode<<11) | (config->clke << 12) | (FSR<<13) | (IFS<<14) | (config->lfs<<16) ;
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if(config->rx ) {
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regs->ctl |= (0<<25);
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}
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else {
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regs->ctl |= (1<<25);
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}
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if(! config->opmode ) { //tdm.
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regs->cs0 = 0;
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for(i=0 ;i < config->slots ;i ++ ){
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regs->cs0 |= (1<<i);
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}
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regs->mctl = 1 | (config->mfd<<4) | ((config->slots-1)<<8) ;
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}
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}
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void sport_enable(volatile SportRegsDef* regs, ubool enable_sec)
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{
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regs->ctl |= 1 |(enable_sec<<24);
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}
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