system.c.bak

xilinx fpga x3s500e芯片从flashboot的程序代码

#include "xbasic_types.h"
#include "xparameters.h"
#include "xutil.h"
#include "xgpio.h"
#include "xgpio_l.h"

#include "xuartlite.h"
#include "Flashoperation.h"
#include "xuartlite.h"


int main()
{
	const Xuint16 * flash_base = (Xuint16 *)XPAR_GENERIC_EXTERNAL_MEMORY_MEM0_BASEADDR;
	const Xuint16 * flash_high = (Xuint16 *)XPAR_GENERIC_EXTERNAL_MEMORY_MEM0_HIGHADDR;


	Xuint32 i;
	Xuint16 add; 
	int num = 65500;
	Xuint32 counter1 = 0;
	Xuint32 counter2 = 0;
	Xuint32 counter3 = 0;
	Xuint8 ch1;
	//////////////////init flash x16
	print("initializint flash\r\n");
	initialize_flash();
	/////////////get flash id
//print("print out the information of the flash\r\n");
//	Get_FlashInfo_16(flash_base);
/////////////////// erase flash
	print("Begin erasing the whole flash.....\r\n");
	cfi_erase_whole_flash_16(flash_base);
	print("Erase complete!");

	
////////////////////validate flash  0xff//////////////

	for(i = 0x0;i < 0x200000;i++)
	{
		if(flash_base[i]!=0xFFFF)
			break;
	}
	print("flash erease is ok\r\n");
	putnum(i);
	
wait();
/////////////////////boot *.bin download/////////////////	

long program_flash(flash_base_addr16,long total_bytes);
long program_flash_down(flash_base_addr16,long total_bytes,Xuint32 offset);




	return 0;
}