Ejemplo n.º 1
0
void do_flerase(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
{
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int n, sect_first, sect_last;

	if (argc < 2) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	if (strcmp(argv[1], "all") == 0) {
		for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) {
			printf ("Erase Flash Bank # %ld ", bank);
			info = &flash_info[bank-1];
			flash_erase (info, 0, info->sector_count-1);
		}
		return;
	}

	if ((n = abbrev_spec(argv[1], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			printf("Bad sector specification\n");
			return;
		}
		printf ("Erase Flash Sectors %d-%d in Bank # %d ",
			sect_first, sect_last, (info-flash_info)+1);
		flash_erase(info, sect_first, sect_last);
		return;
	}

	if (argc != 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	if (strcmp(argv[1], "bank") == 0) {
		bank = simple_strtoul(argv[2], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CFG_MAX_FLASH_BANKS);
			return;
		}
		printf ("Erase Flash Bank # %ld ", bank);
		info = &flash_info[bank-1];
		flash_erase (info, 0, info->sector_count-1);
		return;
	}

	addr_first = simple_strtoul(argv[1], NULL, 16);
	addr_last  = simple_strtoul(argv[2], NULL, 16);

	if (addr_first >= addr_last) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	printf ("Erase Flash from 0x%08lx to 0x%08lx ", addr_first, addr_last);
	flash_sect_erase(addr_first, addr_last);
}
Ejemplo n.º 2
0
int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifndef CONFIG_SYS_NO_FLASH
	flash_info_t *info;
	ulong bank;
	int i, n, sect_first, sect_last;
#endif /* CONFIG_SYS_NO_FLASH */
#if !defined(CONFIG_SYS_NO_FLASH) || defined(CONFIG_HAS_DATAFLASH)
	ulong addr_first, addr_last;
#endif
#if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_CMD_MTDPARTS)
	struct mtd_device *dev;
	struct part_info *part;
	u8 dev_type, dev_num, pnum;
#endif
#ifdef CONFIG_HAS_DATAFLASH
	int status;
#endif
	int p;
	int rcode = 0;

	if (argc < 3) {
		cmd_usage(cmdtp);
		return 1;
	}

	if (strcmp(argv[1], "off") == 0) {
		p = 0;
	} else if (strcmp(argv[1], "on") == 0) {
		p = 1;
	} else {
		cmd_usage(cmdtp);
		return 1;
	}

#ifdef CONFIG_HAS_DATAFLASH
	if ((strcmp(argv[2], "all") != 0) && (strcmp(argv[2], "bank") != 0)) {
		addr_first = simple_strtoul(argv[2], NULL, 16);
		addr_last  = simple_strtoul(argv[3], NULL, 16);

		if (addr_dataflash(addr_first) && addr_dataflash(addr_last)) {
			status = dataflash_real_protect(p,addr_first,addr_last);
			if (status < 0){
				puts ("Bad DataFlash sector specification\n");
				return 1;
			}
			printf("%sProtect %d DataFlash Sectors\n",
				p ? "" : "Un-", status);
			return 0;
		}
	}
#endif

#ifndef CONFIG_SYS_NO_FLASH
	if (strcmp(argv[2], "all") == 0) {
		for (bank=1; bank<=CONFIG_SYS_MAX_FLASH_BANKS; ++bank) {
			info = &flash_info[bank-1];
			if (info->flash_id == FLASH_UNKNOWN) {
				continue;
			}
			printf ("%sProtect Flash Bank # %ld\n",
				p ? "" : "Un-", bank);

			for (i=0; i<info->sector_count; ++i) {
#if defined(CONFIG_SYS_FLASH_PROTECTION)
				if (flash_real_protect(info, i, p))
					rcode = 1;
				putc ('.');
#else
				info->protect[i] = p;
#endif	/* CONFIG_SYS_FLASH_PROTECTION */
			}
#if defined(CONFIG_SYS_FLASH_PROTECTION)
			if (!rcode) puts (" done\n");
#endif	/* CONFIG_SYS_FLASH_PROTECTION */
		}
		return rcode;
	}

	if ((n = abbrev_spec(argv[2], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts ("Bad sector specification\n");
			return 1;
		}
		printf("%sProtect Flash Sectors %d-%d in Bank # %zu\n",
			p ? "" : "Un-", sect_first, sect_last,
			(info-flash_info)+1);
		for (i = sect_first; i <= sect_last; i++) {
#if defined(CONFIG_SYS_FLASH_PROTECTION)
			if (flash_real_protect(info, i, p))
				rcode =  1;
			putc ('.');
#else
			info->protect[i] = p;
#endif	/* CONFIG_SYS_FLASH_PROTECTION */
		}

#if defined(CONFIG_SYS_FLASH_PROTECTION)
		if (!rcode) puts (" done\n");
#endif	/* CONFIG_SYS_FLASH_PROTECTION */

		return rcode;
	}

#if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_CMD_MTDPARTS)
	/* protect on/off <part-id> */
	if ((argc == 3) && (mtd_id_parse(argv[2], NULL, &dev_type, &dev_num) == 0)) {
		mtdparts_init();
		if (find_dev_and_part(argv[2], &dev, &pnum, &part) == 0) {
			if (dev->id->type == MTD_DEV_TYPE_NOR) {
				bank = dev->id->num;
				info = &flash_info[bank];
				addr_first = part->offset + info->start[0];
				addr_last = addr_first + part->size - 1;

				printf ("%sProtect Flash Partition %s, "
						"bank %ld, 0x%08lx - 0x%08lx\n",
						p ? "" : "Un", argv[1],
						bank, addr_first, addr_last);

				rcode = flash_sect_protect (p, addr_first, addr_last);
				return rcode;
			}

			printf("cannot %sprotect, not a NOR device\n",
					p ? "" : "un");
			return 1;
		}
	}
#endif

	if (argc != 4) {
		cmd_usage(cmdtp);
		return 1;
	}

	if (strcmp(argv[2], "bank") == 0) {
		bank = simple_strtoul(argv[3], NULL, 16);
		if ((bank < 1) || (bank > CONFIG_SYS_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CONFIG_SYS_MAX_FLASH_BANKS);
			return 1;
		}
		printf ("%sProtect Flash Bank # %ld\n",
			p ? "" : "Un-", bank);
		info = &flash_info[bank-1];

		if (info->flash_id == FLASH_UNKNOWN) {
			puts ("missing or unknown FLASH type\n");
			return 1;
		}
		for (i=0; i<info->sector_count; ++i) {
#if defined(CONFIG_SYS_FLASH_PROTECTION)
			if (flash_real_protect(info, i, p))
				rcode =  1;
			putc ('.');
#else
			info->protect[i] = p;
#endif	/* CONFIG_SYS_FLASH_PROTECTION */
		}

#if defined(CONFIG_SYS_FLASH_PROTECTION)
		if (!rcode) puts (" done\n");
#endif	/* CONFIG_SYS_FLASH_PROTECTION */

		return rcode;
	}

	if (addr_spec(argv[2], argv[3], &addr_first, &addr_last) < 0){
		printf("Bad address format\n");
		return 1;
	}

	if (addr_first >= addr_last) {
		cmd_usage(cmdtp);
		return 1;
	}
	rcode = flash_sect_protect (p, addr_first, addr_last);
#endif /* CONFIG_SYS_NO_FLASH */
	return rcode;
}
Ejemplo n.º 3
0
int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
#ifndef CONFIG_SYS_NO_FLASH
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int n, sect_first, sect_last;
#if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_CMD_MTDPARTS)
	struct mtd_device *dev;
	struct part_info *part;
	u8 dev_type, dev_num, pnum;
#endif
	int rcode = 0;

	if (argc < 2) {
		cmd_usage(cmdtp);
		return 1;
	}

	if (strcmp(argv[1], "all") == 0) {
		for (bank=1; bank<=CONFIG_SYS_MAX_FLASH_BANKS; ++bank) {
			printf ("Erase Flash Bank # %ld ", bank);
			info = &flash_info[bank-1];
			rcode = flash_erase (info, 0, info->sector_count-1);
		}
		return rcode;
	}

	if ((n = abbrev_spec(argv[1], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts ("Bad sector specification\n");
			return 1;
		}
		printf ("Erase Flash Sectors %d-%d in Bank # %zu ",
			sect_first, sect_last, (info-flash_info)+1);
		rcode = flash_erase(info, sect_first, sect_last);
		return rcode;
	}

#if defined(CONFIG_CMD_JFFS2) && defined(CONFIG_CMD_MTDPARTS)
	/* erase <part-id> - erase partition */
	if ((argc == 2) && (mtd_id_parse(argv[1], NULL, &dev_type, &dev_num) == 0)) {
		mtdparts_init();
		if (find_dev_and_part(argv[1], &dev, &pnum, &part) == 0) {
			if (dev->id->type == MTD_DEV_TYPE_NOR) {
				bank = dev->id->num;
				info = &flash_info[bank];
				addr_first = part->offset + info->start[0];
				addr_last = addr_first + part->size - 1;

				printf ("Erase Flash Partition %s, "
						"bank %ld, 0x%08lx - 0x%08lx ",
						argv[1], bank, addr_first,
						addr_last);

				rcode = flash_sect_erase(addr_first, addr_last);
				return rcode;
			}

			printf("cannot erase, not a NOR device\n");
			return 1;
		}
	}
#endif

	if (argc != 3) {
		cmd_usage(cmdtp);
		return 1;
	}

	if (strcmp(argv[1], "bank") == 0) {
		bank = simple_strtoul(argv[2], NULL, 16);
		if ((bank < 1) || (bank > CONFIG_SYS_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CONFIG_SYS_MAX_FLASH_BANKS);
			return 1;
		}
		printf ("Erase Flash Bank # %ld ", bank);
		info = &flash_info[bank-1];
		rcode = flash_erase (info, 0, info->sector_count-1);
		return rcode;
	}

	if (addr_spec(argv[1], argv[2], &addr_first, &addr_last) < 0){
		printf ("Bad address format\n");
		return 1;
	}

	if (addr_first >= addr_last) {
		cmd_usage(cmdtp);
		return 1;
	}

	rcode = flash_sect_erase(addr_first, addr_last);
	return rcode;
#else
	return 0;
#endif /* CONFIG_SYS_NO_FLASH */
}
Ejemplo n.º 4
0
void do_protect(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
{
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int i, p, n, sect_first, sect_last;

	if (argc < 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	if (strcmp(argv[1], "off") == 0)
		p = 0;
	else if (strcmp(argv[1], "on") == 0)
		p = 1;
	else {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	if (strcmp(argv[2], "all") == 0) {
		for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) {
			info = &flash_info[bank-1];
			if (info->flash_id == FLASH_UNKNOWN) {
				continue;
			}
			printf ("%sProtect Flash Bank # %ld\n",
				p ? "" : "Un-", bank);

			for (i=0; i<info->sector_count; ++i) {
                          if ((info->flash_id & FLASH_TYPEMASK)==FLASH_INT640B) { flash_protect_sector(info, i, p); }
                          else { protect_sector(info, i, p); }
			}
		}
		return;
	}

	if ((n = abbrev_spec(argv[2], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			printf("Bad sector specification\n");
			return;
		}
		printf("%sProtect Flash Sectors %d-%d in Bank # %d\n",
			p ? "" : "Un-", sect_first, sect_last,
			(info-flash_info)+1);
		for (i = sect_first; i <= sect_last; i++) {
			   if ((info->flash_id & FLASH_TYPEMASK)==FLASH_INT640B) { flash_protect_sector(info, i, p); }
                           else { protect_sector(info, i, p); }
		}
		return;
	}

	if (argc != 4) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	if (strcmp(argv[2], "bank") == 0) {
		bank = simple_strtoul(argv[3], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CFG_MAX_FLASH_BANKS);
			return;
		}
		printf ("%sProtect Flash Bank # %ld\n",
			p ? "" : "Un-", bank);
		info = &flash_info[bank-1];

		if (info->flash_id == FLASH_UNKNOWN) {
			printf ("missing or unknown FLASH type\n");
			return;
		}
		for (i=0; i<info->sector_count; ++i) {
	                   if ((info->flash_id & FLASH_TYPEMASK)==FLASH_INT640B) { flash_protect_sector(info, i, p); }
                           else { protect_sector(info, i, p); }
		}
		return;
	}

	addr_first = simple_strtoul(argv[2], NULL, 16);
	addr_last  = simple_strtoul(argv[3], NULL, 16);

	if (addr_first >= addr_last) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return;
	}

	flash_sect_protect (p, addr_first, addr_last);
}
Ejemplo n.º 5
0
int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int i, p, n, sect_first, sect_last;
	int rcode = 0;
#ifdef CONFIG_HAS_DATAFLASH
	int status;
#endif
	if (argc < 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (strcmp(argv[1], "off") == 0) {
		p = 0;
	} else if (strcmp(argv[1], "on") == 0) {
		p = 1;
	} else {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

#ifdef CONFIG_HAS_DATAFLASH
	if ((strcmp(argv[2], "all") != 0) && (strcmp(argv[2], "bank") != 0)) {
		addr_first = simple_strtoul(argv[2], NULL, 16);
		addr_last  = simple_strtoul(argv[3], NULL, 16);

		if (addr_dataflash(addr_first) && addr_dataflash(addr_last)) {
			status = dataflash_real_protect(p,addr_first,addr_last);
			if (status < 0){
				puts ("Bad DataFlash sector specification\n");
				return 1;
			}
			printf("%sProtect %d DataFlash Sectors\n",
				p ? "" : "Un-", status);
			return 0;
		}
	}
#endif

	if (strcmp(argv[2], "all") == 0) {
		for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) {
			info = &flash_info[bank-1];
			if (info->flash_id == FLASH_UNKNOWN) {
				continue;
			}
			printf ("%sProtect Flash Bank # %ld\n",
				p ? "" : "Un-", bank);

			for (i=0; i<info->sector_count; ++i) {
#if defined(CFG_FLASH_PROTECTION)
				if (flash_real_protect(info, i, p))
					rcode = 1;
				putc ('.');
#else
				info->protect[i] = p;
#endif	/* CFG_FLASH_PROTECTION */
			}
		}

#if defined(CFG_FLASH_PROTECTION)
		if (!rcode) puts (" done\n");
#endif	/* CFG_FLASH_PROTECTION */

		return rcode;
	}

	if ((n = abbrev_spec(argv[2], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts ("Bad sector specification\n");
			return 1;
		}
		printf("%sProtect Flash Sectors %d-%d in Bank # %d\n",
			p ? "" : "Un-", sect_first, sect_last,
			(info-flash_info)+1);
		for (i = sect_first; i <= sect_last; i++) {
#if defined(CFG_FLASH_PROTECTION)
			if (flash_real_protect(info, i, p))
				rcode =  1;
			putc ('.');
#else
			info->protect[i] = p;
#endif	/* CFG_FLASH_PROTECTION */
		}

#if defined(CFG_FLASH_PROTECTION)
		if (!rcode) puts (" done\n");
#endif	/* CFG_FLASH_PROTECTION */

		return rcode;
	}

	if (argc != 4) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (strcmp(argv[2], "bank") == 0) {
		bank = simple_strtoul(argv[3], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CFG_MAX_FLASH_BANKS);
			return 1;
		}
		printf ("%sProtect Flash Bank # %ld\n",
			p ? "" : "Un-", bank);
		info = &flash_info[bank-1];

		if (info->flash_id == FLASH_UNKNOWN) {
			puts ("missing or unknown FLASH type\n");
			return 1;
		}
		for (i=0; i<info->sector_count; ++i) {
#if defined(CFG_FLASH_PROTECTION)
			if (flash_real_protect(info, i, p))
				rcode =  1;
			putc ('.');
#else
			info->protect[i] = p;
#endif	/* CFG_FLASH_PROTECTION */
		}

#if defined(CFG_FLASH_PROTECTION)
		if (!rcode) puts (" done\n");
#endif	/* CFG_FLASH_PROTECTION */

		return rcode;
	}

	addr_first = simple_strtoul(argv[2], NULL, 16);
	addr_last  = simple_strtoul(argv[3], NULL, 16);

	if (addr_first >= addr_last) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}
	rcode = flash_sect_protect (p, addr_first, addr_last);
	return rcode;
}
Ejemplo n.º 6
0
int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int n, sect_first, sect_last;
	int rcode = 0;

	if (argc < 2) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (strcmp(argv[1], "linux") == 0) 
	{
		printf("\n Erase linux kernel block !!\n");
		printf("From 0x%X To 0x%X\n", CFG_KERN_ADDR, CFG_KERN_ADDR + flash_info[0].size
				- (CFG_BOOTLOADER_SIZE + CFG_CONFIG_SIZE + CFG_FACTORY_SIZE) -1);
		rcode = flash_sect_erase(CFG_KERN_ADDR, CFG_KERN_ADDR + flash_info[0].size
				-(CFG_BOOTLOADER_SIZE + CFG_CONFIG_SIZE + CFG_FACTORY_SIZE) -1);
	
		return rcode;
	}
	else if (strcmp(argv[1], "uboot") == 0) 
	{
		printf("\n Erase u-boot block !!\n");
		printf("From 0x%X To 0x%X\n", CFG_FLASH_BASE, CFG_FLASH_BASE + CFG_BOOTLOADER_SIZE - 1);
		rcode = flash_sect_erase(CFG_FLASH_BASE, CFG_FLASH_BASE + CFG_BOOTLOADER_SIZE - 1);
	
		return rcode;
	}
	else if (strcmp(argv[1], "all") == 0) {
		for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) {
			printf ("Erase Flash Bank # %ld ,info->sector_count = %d", bank,info->sector_count-1);
			info = &flash_info[bank-1];
			rcode = erase_all_chip (info, 0, info->sector_count-1);
		}
		return rcode;
	}

	if ((n = abbrev_spec(argv[1], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts ("Bad sector specification\n");
			return 1;
		}
		printf ("Erase Flash Sectors %d-%d in Bank # %d ",
			sect_first, sect_last, (info-flash_info)+1);
		rcode = flash_erase(info, sect_first, sect_last);
		return rcode;
	}

	if (argc != 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (strcmp(argv[1], "bank") == 0) {
		bank = simple_strtoul(argv[2], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CFG_MAX_FLASH_BANKS);
			return 1;
		}
		printf ("Erase Flash Bank # %ld ", bank);
		info = &flash_info[bank-1];
		rcode = flash_erase (info, 0, info->sector_count-1);
		return rcode;
	}

	addr_first = simple_strtoul(argv[1], NULL, 16);
	addr_last  = simple_strtoul(argv[2], NULL, 16);

	if (addr_first >= addr_last) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	rcode = flash_sect_erase(addr_first, addr_last);
	return rcode;
}
Ejemplo n.º 7
0
int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int n, sect_first, sect_last;
#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
	struct mtd_device *dev;
	struct part_info *part;
	u8 dev_type, dev_num, pnum;
#endif
	int rcode = 0;
	int jffs2erase = 0;

	if (argc < 2) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	// Special JFFS2 erase which will write a JFFS2 "clean" header after the erase
	if('j' == argv[0][0])
	{
		jffs2erase = 1;
	}
	
	if (strcmp(argv[1], "all") == 0) {
		for (bank=1; bank<=CFG_MAX_FLASH_BANKS; ++bank) {
			printf ("Erase Flash Bank # %ld ", bank);
			info = &flash_info[bank-1];
			rcode = flash_erase (info, 0, info->sector_count-1);
			if(jffs2erase) jffs2_write_header(info, 0, info->sector_count-1);
		}
		return rcode;
	}

	if ((n = abbrev_spec(argv[1], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts ("Bad sector specification\n");
			return 1;
		}
		printf ("Erase Flash Sectors %d-%d in Bank # %d ",
			sect_first, sect_last, (info-flash_info)+1);
		rcode = flash_erase(info, sect_first, sect_last);
		if(jffs2erase) jffs2_write_header(info, sect_first, sect_last);
		return rcode;
	}

#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
	/* erase <part-id> - erase partition */
	if ((argc == 2) && (id_parse(argv[1], NULL, &dev_type, &dev_num) == 0)) {
		mtdparts_init();
		if (find_dev_and_part(argv[1], &dev, &pnum, &part) == 0) {
			if (dev->id->type == MTD_DEV_TYPE_NOR) {
				bank = dev->id->num;
				info = &flash_info[bank];
				addr_first = part->offset + info->start[0];
				addr_last = addr_first + part->size - 1;

				printf ("Erase Flash Parition %s, "
						"bank %d, 0x%08lx - 0x%08lx ",
						argv[1], bank, addr_first,
						addr_last);

				rcode = flash_sect_erase(addr_first, addr_last);
				return rcode;
			}

			printf("cannot erase, not a NOR device\n");
			return 1;
		}
	}
#endif

	if (argc != 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (strcmp(argv[1], "bank") == 0) {
		bank = simple_strtoul(argv[2], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf ("Only FLASH Banks # 1 ... # %d supported\n",
				CFG_MAX_FLASH_BANKS);
			return 1;
		}
		printf ("Erase Flash Bank # %ld ", bank);
		info = &flash_info[bank-1];
		rcode = flash_erase (info, 0, info->sector_count-1);
		if(jffs2erase) jffs2_write_header(info, 0, info->sector_count-1);
		return rcode;
	}

	if (addr_spec(argv[1], argv[2], &addr_first, &addr_last) < 0){
		printf ("Bad address format\n");
		return 1;
	}

	if (addr_first >= addr_last) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	if (jffs2erase)
	{
		printf ("Usage:\n%s\n", cmdtp->usage);
		return 1;
	}

	rcode = flash_sect_erase(addr_first, addr_last);
	return rcode;
}
int do_flerase(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) {
	flash_info_t *info;
	ulong bank, addr_first, addr_last;
	int n, sect_first, sect_last;
#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
	struct mtd_device *dev;
	struct part_info *part;
	u8 dev_type, dev_num, pnum;
#endif
	int rcode = 0;

	if (argc < 2) {
#ifdef  CFG_LONGHELP
		if(cmdtp->help != NULL) {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->help);
		} else {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
		}
#else
		printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
#endif
		return 1;
	}

	// erase whole flash?
	if (strcmp(argv[1], "all") == 0) {
		for (bank = 1; bank <= CFG_MAX_FLASH_BANKS; ++bank) {
			printf("Erase flash bank #%ld ", bank);
			info = &flash_info[bank - 1];
			rcode = flash_erase(info, 0, info->sector_count - 1);
		}
		return rcode;
	}

	if ((n = abbrev_spec(argv[1], &info, &sect_first, &sect_last)) != 0) {
		if (n < 0) {
			puts("## Error: bad sector spec\n");
			return 1;
		}
		printf("Erase flash sectors %d-%d in bank #%d ", sect_first, sect_last, (info - flash_info) + 1);
		rcode = flash_erase(info, sect_first, sect_last);
		return rcode;
	}

#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) && defined(CONFIG_JFFS2_CMDLINE)
	/* erase <part-id> - erase partition */
	if ((argc == 2) && (id_parse(argv[1], NULL, &dev_type, &dev_num) == 0)) {
		mtdparts_init();
		if (find_dev_and_part(argv[1], &dev, &pnum, &part) == 0) {
			if (dev->id->type == MTD_DEV_TYPE_NOR) {
				bank = dev->id->num;
				info = &flash_info[bank];
				addr_first = part->offset + info->start[0];
				addr_last = addr_first + part->size - 1;

				printf("Erase flash parition %s, bank %d, 0x%08lx - 0x%08lx ", argv[1], bank, addr_first, addr_last);

				rcode = flash_sect_erase(addr_first, addr_last);
				return rcode;
			}

			printf("## Error: cannot erase, not a NOR device\n");
			return 1;
		}
	}
#endif

	if (argc != 3) {
#ifdef  CFG_LONGHELP
		if(cmdtp->help != NULL) {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->help);
		} else {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
		}
#else
		printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
#endif
		return 1;
	}

	if (strcmp(argv[1], "bank") == 0) {
		bank = simple_strtoul(argv[2], NULL, 16);
		if ((bank < 1) || (bank > CFG_MAX_FLASH_BANKS)) {
			printf("## Error: only flash banks #1...#%d supported\n", CFG_MAX_FLASH_BANKS);
			return 1;
		}
		printf("Erase flash bank #%ld ", bank);
		info = &flash_info[bank - 1];
		rcode = flash_erase(info, 0, info->sector_count - 1);
		return rcode;
	}

	if (addr_spec(argv[1], argv[2], &addr_first, &addr_last) < 0) {
		printf("## Error: bad address format\n");
		return 1;
	}

	if (addr_first >= addr_last) {
#ifdef  CFG_LONGHELP
		if(cmdtp->help != NULL) {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->help);
		} else {
			printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
		}
#else
		printf("Usage:\n%s %s\n", cmdtp->name, cmdtp->usage);
#endif
		return 1;
	}

	rcode = flash_sect_erase(addr_first, addr_last);
	return rcode;
}