dec6713_sdram.c

对芯片ti6713的存储器的存储初时化程序。包括sdram和flash存储器。能够实现高所存储数据功能。

/********************************************************************************\
\*  DEC6713_SDRAM.c	V2.00													    *\

\*  Copyright 2004 by SEED Electronic Technology LTD.                           *\
\*  All rights reserved. SEED Electronic Technology LTD.                        *\
\*  Restricted rights to use, duplicate or disclose this code are               *\
\*  granted through contract.    											    *\
                                             
\*	Designed by: Hongshuai.Li												    *\
\*	Discription: Erase, write and read the whole chip!							*\
\*	Data: Modified 05.10.2005																	*\
\********************************************************************************/
/********************************************************************************\
\*		The example writes some data in one space of SDRAM. Then copy these data to 
	another space of SDRAM. At last read these data into data buffer. You can 
	observe these data in the related address space, and observe message in the
	watch window for running process of the routine.  *\
\********************************************************************************/
#include <csl.h>
#include <csl_irq.h>
#include <csl_cache.h>
#include <csl_emif.h>
#include <DEC6713.h>
#include <stdio.h>
#include <std.h>

/********************************************************************************/
Uint16 *Src_StartAdd;
Uint16 TempData=0;
extern far void vectors();
/********************************************************************************\
\********************************************************************************/
main()
{	
	Uint32 i;
//	Uint32 Length = 0;
	
	
 	Src_StartAdd = (Uint16 *)0xA0000000;
	/* Initialize csl. */
	/* The CSL_init() function must be called once at the beginning of your program 
	   before calling any other CSL API functions */
	CSL_init();
	
	/* Initialize DSK6713 board. */
	DEC6713_init();
	
	 while (1)
	 {
	Src_StartAdd = (Uint16 *)0xA0000000;
	
	*Src_StartAdd=0x0324;
	for(i=0;i<6000;i++);

	
	Src_StartAdd = (Uint16 *)0xA000000f;

	TempData=*Src_StartAdd;	
	}
	/*  	while (1)
	  	{
	 
	for(i=0;i<0x001000;i++)
	{
	  *(Src_StartAdd++) =0x54;
      
	}
 
	printf("\nFinish writing Source data.");
	
	Src_StartAdd = (Uint16 *)0x80000000;


	for(i=0;i<0x001000;i++) 
	{
		TempData = *(Src_StartAdd ++);
		if(TempData != 0x54)
		{
			printf("\nTesting is failure!");
			printf("\nAddress 0x%x is error!",i);
			exit(0);
		}
		else continue;
	}
	printf("\nTesting is success!");
	 }       /**/
	
	
}
/********************************************************************************\
\*	End of DEC6713_SDRAM.c *\
\********************************************************************************/