system.h

来自「开发环境ADSP6++,EBF_561开发板所有源代码」· C头文件 代码 · 共 66 行

#ifndef  __SYSTEM_DEFINED
#define __SYSTEM_DEFINED

//--------------------------------------------------------------------------//
// Header files																//
//--------------------------------------------------------------------------//
#include "../CPLD.h"
#include "types.h"


#define USE_MEM_DMA	1

#define COLOR_REVERSE	1

#define SCLK	81000000
#define BAUD_RATE	115200

#define ADV7181_IDENT_W	0x40
#define ADV7181_IDENT_R	0x41

// Bits definition Control register in CPLD
#define CTRL_ADV7181_RESET		0x01 // Active Low
#define CTRL_ADV7171_RESET		0x02 // Active Low
#define CTRL_ISP1582_RESET		0x08 // Active Low
#define CTRL_OV6650_OUTPUT		0x10 // Active High
#define CTRL_OV6650_RESET		0x20 // Active High
#define CTRL_CS8900_RESET		0x40 // Active High

// The video frame buffer base address
#define VIDEO_FRAME_BUFFER_BASE		0x01000000
// The LCD frame buffer 0 base address
#define LCD_FRAME_BUFFER_0_BASE		0x01108000
// The LCD DMA descriptor base address
#define LCD_DMA_DESCRIPTOR_BASE		0x01147000
// The audio buffer base address
#define AUDIO_BUFFER_BASE				0x01148000
// The audio DMA descriptor base address
#define AUDIO_DMA_DESCRIPTOR_BASE	0x0114C000
// The SDRAM Disk base address
#define RAM_DISK_BASE					0x011C0000
// The LCD frame buffer 1 base address
#define LCD_FRAME_BUFFER_1_BASE		0x019C0000

//--------------------------------------------------------------------------//
// Prototypes																	//
//--------------------------------------------------------------------------//
// in file Initialization.c
void Init_SDRAM(void);
void Init_Flags(void);
void Init_Timers(void);
void Init_EBIU(void);
void Init_LED(void);
void Init_CPLD(void);
void Init_SPI(void);
void Init_Interrupts(void);
//=================================================================//
// in file ISRs.c
EX_INTERRUPT_HANDLER(MDMA_ISR);
EX_REENTRANT_HANDLER(PF_A_ISR);
EX_INTERRUPT_HANDLER(PF_B_ISR);
EX_INTERRUPT_HANDLER(Timer1_ISR);
EX_INTERRUPT_HANDLER(DMA_PPI_ISR);
EX_INTERRUPT_HANDLER(DMA_SPORT_ISR);

#endif