Ejemplo n.º 1
0
int do_ext2ls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	char *filename = "/";
	int dev=0;
	int part=1;
	char *ep;
	block_dev_desc_t *dev_desc=NULL;
	int part_length;

	if (argc < 3) {
		printf ("Usage:\n%s\n", cmdtp->usage);
		return(1);
	}
	dev = (int)simple_strtoul (argv[2], &ep, 16);
	//printf("argv[1] = %s dev =%d",argv[1],dev);
	dev_desc = get_dev(argv[1],dev);

	if (dev_desc == NULL) {
		printf ("\n** Block device %s %d not supported\n", argv[1], dev);
		return(1);
	}

	if (*ep) {
		if (*ep != ':') {
			puts ("\n** Invalid boot device, use `dev[:part]' **\n");
			return(1);
		}
		part = (int)simple_strtoul(++ep, NULL, 16);
	}

	if (argc == 4) {
	    filename = argv[3];
	}

	PRINTF("Using device %s %d:%d, directory: %s\n", argv[1], dev, part, filename);

	if ((part_length = ext2fs_set_blk_dev(dev_desc, part)) == 0) {
		printf ("** Bad partition - %s %d:%d **\n",  argv[1], dev, part);
		ext2fs_close();
		return(1);
	}

	if (!ext2fs_mount(part_length)) {
		printf ("** Bad ext2 partition or disk - %s %d:%d **\n",  argv[1], dev, part);
		ext2fs_close();
		return(1);
	}

	if (ext2fs_ls (filename)) {
		printf ("** Error ext2fs_ls() **\n");
		ext2fs_close();
		return(1);
	};

	ext2fs_close();

	return(0);
}
Ejemplo n.º 2
0
/**********************************************************************
Function   :check_ext2_usb
Descriptor :
Input      : part: partition
Output     : none
return     : 0:   success
             1:   not ext2
             2:   ext2,but lost file
Notice	   :
**********************************************************************/
int check_ext2_usb(int part)
{
	int  nfile;
	char *filename_kernel = "vmlinux.ub";

	int dev=0;
	block_dev_desc_t *dev_desc=NULL;
	int part_length;

	dev_desc = get_dev("usb",0);  //first partition

	if (dev_desc == NULL)
	{
		printf ("[error]: Block dev not supported\n");
		return(1);
	}
    part_length = ext2fs_set_blk_dev(dev_desc, part);
	if (part_length  == 0)
	{
		ext2fs_close();
		return(1);
	}

	if (!ext2fs_mount(part_length))   //if ext2 type
	{
		ext2fs_close();
		return(1);
	}

	if (ext2fs_open(filename_kernel) < 0)
	{
		printf("[error]:Kernel not found %s ...\n", filename_kernel);
		ext2fs_close();
		return(2);
	}

	ext2fs_close();

	return(0);
}
Ejemplo n.º 3
0
static BT_HANDLE ext2_mount(BT_HANDLE hFS, BT_HANDLE hVolume, const void *data, BT_ERROR *pError) {
	if(!hFS || !hVolume) {
		if(pError) *pError = BT_ERR_GENERIC;
		goto err_out;
	}
	BT_EXT2_MOUNT *pMount = (BT_EXT2_MOUNT *) BT_CreateHandle(&oHandleInterface, sizeof(BT_EXT2_MOUNT), pError);
	if(!pMount) {
		*pError = BT_ERR_NO_MEMORY;
		goto err_out;
	}
	pMount->hVolume = hVolume;
	ext2fs_set_readblocks(ext2_readblocks, hVolume);
	if(ext2fs_mount(0) < 0) {
		if(pError) *pError = BT_ERR_GENERIC;
		goto err_free_out;
	}
	return (BT_HANDLE) pMount;
err_free_out:
	BT_DestroyHandle((BT_HANDLE)pMount);
err_out:
	return NULL;
}
Ejemplo n.º 4
0
/******************************************************************************
 * Ext2fs boot command intepreter. Derived from diskboot
 */
int do_ext2load (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
	char *filename = NULL;
	char *ep;
	int dev, part = 1;
	ulong addr = 0, part_length, filelen;
	disk_partition_t info;
	block_dev_desc_t *dev_desc = NULL;
	char buf [12];
	unsigned long count;
	char *addr_str;

	switch (argc) {
	case 3:
		addr_str = getenv("loadaddr");
		if (addr_str != NULL) {
			addr = simple_strtoul (addr_str, NULL, 16);
		} else {
			addr = CONFIG_SYS_LOAD_ADDR;
		}
		filename = getenv ("bootfile");
		count = 0;
		break;
	case 4:
		addr = simple_strtoul (argv[3], NULL, 16);
		filename = getenv ("bootfile");
		count = 0;
		break;
	case 5:
		addr = simple_strtoul (argv[3], NULL, 16);
		filename = argv[4];
		count = 0;
		break;
	case 6:
		addr = simple_strtoul (argv[3], NULL, 16);
		filename = argv[4];
		count = simple_strtoul (argv[5], NULL, 16);
		break;

	default:
		cmd_usage(cmdtp);
		return(1);
	}

	if (!filename) {
		puts ("\n** No boot file defined **\n");
		return(1);
	}

	dev = (int)simple_strtoul (argv[2], &ep, 16);
	dev_desc = get_dev(argv[1],dev);
	if (dev_desc==NULL) {
		printf ("\n** Block device %s %d not supported\n", argv[1], dev);
		return(1);
	}
	if (*ep) {
		if (*ep != ':') {
			puts ("\n** Invalid boot device, use `dev[:part]' **\n");
			return(1);
		}
		part = (int)simple_strtoul(++ep, NULL, 16);
	}

	PRINTF("Using device %s%d, partition %d\n", argv[1], dev, part);

	if (part != 0) {
		if (get_partition_info (dev_desc, part, &info)) {
			printf ("** Bad partition %d **\n", part);
			return(1);
		}

		if (strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) {
			printf ("\n** Invalid partition type \"%.32s\""
				" (expect \"" BOOT_PART_TYPE "\")\n",
				info.type);
			return(1);
		}
		PRINTF ("\nLoading from block device %s device %d, partition %d: "
			"Name: %.32s  Type: %.32s  File:%s\n",
			argv[1], dev, part, info.name, info.type, filename);
	} else {
		PRINTF ("\nLoading from block device %s device %d, File:%s\n",
			argv[1], dev, filename);
	}


	if ((part_length = ext2fs_set_blk_dev(dev_desc, part)) == 0) {
		printf ("** Bad partition - %s %d:%d **\n",  argv[1], dev, part);
		ext2fs_close();
		return(1);
	}

	if (!ext2fs_mount(part_length)) {
		printf ("** Bad ext2 partition or disk - %s %d:%d **\n",  argv[1], dev, part);
		ext2fs_close();
		return(1);
	}

	filelen = ext2fs_open(filename);
	if (filelen < 0) {
		printf("** File not found %s\n", filename);
		ext2fs_close();
		return(1);
	}
	if ((count < filelen) && (count != 0)) {
	    filelen = count;
	}

	if (ext2fs_read((char *)addr, filelen) != filelen) {
		printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part);
		ext2fs_close();
		return(1);
	}

	ext2fs_close();

	/* Loading ok, update default load address */
	load_addr = addr;

	printf ("\n%ld bytes read\n", filelen);
	sprintf(buf, "%lX", filelen);
	setenv("filesize", buf);

	return(filelen);
}