myfution.h

自己编写移植的基于s3c44b0的bootloader源代码

/**************************************************************
 * ARMSYS-P, LiYuTai elec.
 *
 * .h file for mmc functions
 ************************************************************/
// #include "../Target/44b.h"
// #include "../Target/44blib.h"
#include "..\inc\44b.h"
#include "..\inc\option.h" 
#include "..\inc\def.h"
#include "..\inc\config.h"
#include "..\inc\board.h"
#include "..\inc\shell.h"


		
/**************************
 * mmc functions
 *************************/

void myfution(void);


/**************************
 * vs1003相关宏定义 
 *************************/

#ifndef VS10XX_H
#define VS10XX_H

#define VS_WRITE_COMMAND 0x02
#define VS_READ_COMMAND 0x03
#define SPI_MODE        0x0   
#define SPI_STATUS      0x1   
#define SPI_BASS        0x2   
#define SPI_CLOCKF      0x3   
#define SPI_DECODE_TIME 0x4   
#define SPI_AUDATA      0x5   
#define SPI_WRAM        0x6   
#define SPI_WRAMADDR    0x7   
#define SPI_HDAT0       0x8   
#define SPI_HDAT1       0x9   
#define SPI_AIADDR      0xa   
#define SPI_VOL         0xb   
#define SPI_AICTRL0     0xc   
#define SPI_AICTRL1     0xd   
#define SPI_AICTRL2     0xe   
#define SPI_AICTRL3     0xf   
#define SM_DIFF         0x01   
#define SM_JUMP         0x02   
#define SM_RESET        0x04   
#define SM_OUTOFWAV     0x08   
#define SM_PDOWN        0x10   
#define SM_TESTS        0x20   
#define SM_STREAM       0x40   
#define SM_PLUSV        0x80   
#define SM_DACT         0x100   
#define SM_SDIORD       0x200   
#define SM_SDISHARE     0x400   
#define SM_SDINEW       0x800   
#define SM_ADPCM        0x1000   
#define SM_ADPCM_HP     0x2000 

//44B0X与vs1003的接口定义
/*
  I/O         NAME
  PD0        /xCS    输出   01
  PD1        /xDCS   输出   01
  PD2        SCLK    输出   01
  PD3        SO      输入   00
  PD4        SI      输出   01        
  PD5        DREQ    输入   00
  PD6       /xRESET  输出   01
*/
#define MP3_XCS_H   { rPDATD |= 0X01;}
#define MP3_XCS_L   { rPDATD &= ~0X01;}
#define MP3_XDCS_H  { rPDATD |= 0X02;}
#define MP3_XDCS_L  { rPDATD &= ~0X02;}
#define MP3_SCLK_H  { rPDATD |= 0X04;}
#define MP3_SCLK_L  { rPDATD &= ~0X04;}
#define MP3_SI_H    { rPDATD |= 0X10;}
#define MP3_SI_L    { rPDATD &= ~0X10;}
#define MP3_XRESET_H  { rPDATD |= 0X40;}
#define MP3_XRESET_L  { rPDATD &= ~0X40;}
#define MP3_SO_IN     (rPDATD & 0X08)
#define MP3_DREQ_IN   (rPDATD & 0X20)


#define MP3_XRESET   ( 1 << 6 )
 
//#define Mp3PutInReset()  { IOCLR = MP3_XRESET; }
#define Mp3PutInReset()  { rPDATD &= ~MP3_XRESET;}
 
//#define Mp3ReleaseFromReset()  { IOSET = MP3_XRESET; }
#define Mp3ReleaseFromReset()  { rPDATD |= MP3_XRESET; }
 
#define MP3_XCS      1 
 
//#define Mp3SelectControl()  { IOCLR = MP3_XCS; }
#define Mp3SelectControl()  { rPDATD &= ~MP3_XCS; }
 
//#define Mp3DeselectControl()  { IOSET = MP3_XCS; }
#define Mp3DeselectControl()  { rPDATD |= MP3_XCS; }
 
#define MP3_XDCS ( 1 << 1 )

//#define Mp3SelectData()		{ IOCLR = MP3_XDCS; }
#define Mp3SelectData()		{ rPDATD &= ~MP3_XDCS; }

//#define Mp3DeselectData()	{ IOSET = MP3_XDCS; }
#define Mp3DeselectData()	{ rPDATD |= MP3_XDCS; }

#define MP3_DREQ ( 1 << 5 )

#define Mp3SetVolume(leftchannel,rightchannel)  {Mp3WriteRegister(11,(leftchannel),(rightchannel));}//音量设置 
		
void  SoftDelay100ns(int ns);  //100ns软件延时
void  InitPortVS1003(void);//LPC213x与vs1003的接口的初始化
void  SPIPutChar(unsigned char c);//通过SPI发送一个字节的数据
unsigned short SPIReadChar(void);
void  Mp3SoftReset(void);//vs1003的软件复位	
void  Mp3Reset(void);//vs1003的硬件复位
void  VsSineTest(void);//vs1003的正弦测试
void  Mp3WriteRegister(unsigned char addressbyte,unsigned char highbyte,unsigned char lowbyte);//写vs1003寄存器
unsigned short Mp3ReadRegister(unsigned char addressbyte);//读vs1003寄存器
void Mp3Play(void);
void PlayMucsic(void);
void test_1011(void);
//int NandLoadMusic(void);
#endif