flash_burn/main.c

#include <stdio.h>
#include "platform.h"
#include "cfi_flash.h"

#define DOT_LEN (64)
#define APPNAME "c6xapp.bin"

static int __get_file_size(const char *name)
{
	int len = 0;
	FILE *sfp = fopen(name, "rb");
	if (sfp == NULL) {
		printf("can't open file to read: %s\n", name);
		return -1;
	}
	fseek(sfp, 0L, SEEK_END);
	len = ftell(sfp);
	fclose(sfp);
	return (len);
}

static int __write_to_flash(const char *name, int off)
{
	FILE *sfp = fopen(name, "rb");
	unsigned char buf[256];
	int n, cnt = 0;

	if (sfp == NULL) {
		return -1;
	}

	off = 0;
	printf("write to %s flash at: 0x%x\n", name, off);
	while (!feof(sfp)) {
		n = fread(buf, 1, sizeof buf, sfp);
		if (n > 0) {
			printf(".");
			++cnt;
			if (cnt == DOT_LEN) {
				printf("\r\n");
				cnt = 0;
			}
			cfi_flash_write(off, buf, n);
			off += n;
		}
	}
	fclose(sfp);
	return 0;
}

int main()
{
	int len, ch;

	platform_init();
	printf("erase the flash: Y/N ? ");
	ch = getchar();
	if (ch != 'y' && ch != 'Y') {
		printf("flash burn abort\n");
		return -1;
	}
	len = __get_file_size(APPNAME);
	printf("flash erasing ...\n");
	cfi_flash_erase(0, len);
	printf("flash erase done\n");
	__write_to_flash(APPNAME, 0);
	printf("write %s to flash done\n", APPNAME);
	return 0;
}