main.c

ADI-BF533 DSP的启动初始化配置源代码

/*****************************************************************************
**																			**
**	 Name: 	FIO pins, Interrupts, and Timer in C							**	
**																			**
******************************************************************************

(C) Copyright 2003 - Analog Devices, Inc.  All rights reserved.

Pjoject Name:	BF533 Flags C

Date Modified:	3/31/03		MK		Ver 1.01

Software:		VisualDSP++ 3.1

Hardware:		ADSP-BF533 EZ-KIT Lite

Connections:	Switch SW9_1 has to be turned on in order to connect SW7 to PF8

Purpose:		To demonstrate the configuration of FIO pins, Timer, and
				Interrupts in C

*****************************************************************************/

#include "BF533 Flags.h"
#include "ccblkfn.h"
#include "sysreg.h"

#include <stdio.h>
#include <string.h>
#include "UART.h"
//--------------------------------------------------------------------------//
// Variables																//
//--------------------------------------------------------------------------//
// flag indicating direction of moving light (toggled in FlagA ISR)
short sLight_Move_Direction = 0;

//#define __IMG__
#ifdef __IMG__
extern int iProcImgMain(void);

//图像解码参数入口
extern void vIniParam(unsigned char* g_mem0);
#endif


#define ADD_SDRAM 0x06000000
//--------------------------------------------------------------------------//
// Function:	main														//
//--------------------------------------------------------------------------//
void main(void)
{
	/*asm("SP.L = 0xFFFF;");
	asm("SP.H = 0x0600;");
	asm("SSYNC;	"); 	

	asm("FP.L = 0xFFFF;");
	asm("FP.H = 0x0600;");
	asm("SSYNC;");*/
	
	char cBuf[200];
	char *pSDRAM;
	//unsigned char cImg[640*480];
	int i;

	pSDRAM = (char *)ADD_SDRAM;
	//memset(cImg, 0, sizeof(cImg));
	memset(cBuf, 0, sizeof(cBuf));
	sprintf(cBuf, "%s", "\r\nTest Start\r\n");
	

	sysreg_write(reg_SYSCFG, 0x32);		//Initialize System Configuration Register
	
	
	// SDRAM
	/**pEBIU_SDRRC	= 0x0817;
	asm("ssync;");
	*pEBIU_SDBCTL	= 0x00000017;
	asm("ssync;");
	*pEBIU_SDGCTL	= 0x0091998D; 
	asm("ssync;");*/
	
	
	Init_Flags();
	Init_Timers();
	Init_EBIU();
	Init_Flash();
	Init_Interrupts();

	*pFlashA_PortB_Data = 0x01;
	UART_inititialize(0x1d);
	asm("ssync;");
	*pFlashA_PortB_Data = 0x02;
	//while(1);
	/*if(*pUART_DLL == 0x1d) 
	{
		*pFlashA_PortB_Data |= 0x01;
	}
	
	if (*pUART_DLH == 0)
	{
		*pFlashA_PortB_Data |= 0x02;
	}	*/
		
	for(i = 0; i < 14; i++)
	{
		*(pSDRAM+i)= 	cBuf[i];
	}
	memset(cBuf, 0, sizeof(cBuf));
	for(i = 0; i < 14; i++)
	{
		cBuf[i] = *(pSDRAM+i);
	}

	
	UART_puts(cBuf, strlen(cBuf));
	*pFlashA_PortB_Data = 0x04;
/*for(i = 0; i < 1; i++)
{	
	memset(cBuf, 0, sizeof(cBuf));
	UART_gets(cBuf, 5);
	UART_puts(cBuf, strlen(cBuf));
}*/
	
#ifdef __IMG__
	vIniParam((unsigned char *)pSDRAM);
	*pFlashA_PortB_Data = 0x04;
	i = iProcImgMain();
	*pFlashA_PortB_Data = 0x08;
	if(i == -1)
	{
		*pFlashA_PortB_Data = 0x02;
	}
	else if(i == -2)
	{
		*pFlashA_PortB_Data = 0x04;
	}
	else 
	{
		*pFlashA_PortB_Data = 0x08;
	}
#endif

	sprintf(cBuf, "%s", "\r\nTest Over\r\n");
	UART_puts(cBuf, strlen(cBuf));
	while(1);
}