jtag.h

针对三星ARM处理器的flash烧写程序

#ifndef jtag_h
#define jtag_h


#define LOW				0
#define HIGH			1

#define TRUE			1
#define FALSE			0

#define STANDARD_LPT1	0x378           // 钎霖 橇赴磐 器飘 海捞飘 林家 

#define JTAG_DEFALT		0x1F            // JTAG 纳捞喉 涝免仿 器飘 沥狼   
#define JTAG_IO_TDI		0x01              
#define JTAG_IO_TCK		0x02
#define JTAG_IO_TMS		0x04
#define JTAG_IO_TRST	0x08
#define JTAG_IO_TDO		0x10

// 荤侩窃荐 
unsigned int   JTAG_Open  (void);
void           JTAG_Close (void);
void           JTAG_prnout(void);
unsigned char  JTAG_prnin (void);

void           JTAG_TCK(unsigned int state);
void           JTAG_TMS(unsigned int state);
void           JTAG_TDI(unsigned int state);
unsigned int   JTAG_TDO(void);

void JTAG_Reset(void);
void JTAG_HW_Reset(void);
void JTAG_Shift_ir(unsigned int instruction, unsigned int idle);
void JTAG_Shift_dr_4_bits(unsigned int data);
void JTAG_IDCode(unsigned int *idcode);
void JTAG_Step(unsigned int instruction, unsigned int *data);
void JTAG_Step_System_Speed(unsigned int instruction);
void JTAG_Read_Bkru(unsigned int address, unsigned int *data);
void JTAG_Write_Bkru(unsigned int address, unsigned int data);

#endif