main.h

来自「Blackfin 处理器使用GPIO模拟NAND控制器读写nandflash的源」· C头文件 代码 · 共 54 行

#ifndef  __MAIN_DEFINED
#define __MAIN_DEFINED

#include "..\system.h"


/********************************************************************************/
/***** Global variables	and types											*****/
/***** All global variables are defined in main.c							*****/
/********************************************************************************/

// scalars
extern volatile int current_out_Frame;
extern volatile char p,b;

// DMA descriptor lists 

struct sDMA_descriptor {struct sDMA_descriptor* next_descriptor;
					    volatile unsigned char *start_address;
};
typedef struct sDMA_descriptor tDMA_descriptor;


extern tDMA_descriptor DMA_PPI1_first;
extern tDMA_descriptor DMA_PPI1_second;
extern tDMA_descriptor DMA_PPI1_third;
extern tDMA_descriptor DMA_PPI1_fourth;



/********************************************************************************/
/***** Prototypes functions													*****/
/********************************************************************************/


void InitPPI1(bool pack32, tDMA_descriptor* First_Header, short pixel, short lines);

void Set_PLL(short CoreCLOCK_multiplier, short SCLK_divider);


/********************************************************************************/
/***** Prototypes interrupts												*****/
/********************************************************************************/

void InitInterrupts_coreB(void);

EX_INTERRUPT_HANDLER(PPI1_TxIsr);

EX_EXCEPTION_HANDLER(ex_handler_coreB);


#endif