- long size;
- unsigned long offset;
- unsigned long count;
- char buf [12];
- block_dev_desc_t *dev_desc=NULL;
- int dev=0;
- int part=1;
- char *ep;
-
- if (argc < 5) {
- printf( "usage: fatload <interface> <dev[:part]> "
- "<addr> <filename> [bytes]\n");
- return 1;
- }
-
- dev = (int)simple_strtoul(argv[2], &ep, 16);
- dev_desc = get_dev(argv[1],dev);
- if (dev_desc == NULL) {
- puts("\n** Invalid boot device **\n");
- 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 (fat_register_device(dev_desc,part)!=0) {
- printf("\n** Unable to use %s %d:%d for fatload **\n",
- argv[1], dev, part);
- return 1;
- }
- offset = simple_strtoul(argv[3], NULL, 16);
- if (argc == 6)
- count = simple_strtoul(argv[5], NULL, 16);
- else
- count = 0;
- size = file_fat_read(argv[4], (unsigned char *)offset, count);
-
- if(size==-1) {
- printf("\n** Unable to read \"%s\" from %s %d:%d **\n",
- argv[4], argv[1], dev, part);
- return 1;
- }
-
- printf("\n%ld bytes read\n", size);
-
- sprintf(buf, "%lX", size);
- setenv("filesize", buf);
-
- return 0;