fprintf(stderr,"\t-d\t\tdisplay all properties of the image\n");
fprintf(stderr,"\t-u\t\tupdate checksum of the image\n");
fprintf(stderr,"\t-b\t\tmodify BOARD_DESCRIPTION for more power-switch options\n");
fprintf(stderr,"\t-d\t\tdisplay all properties of the image\n");
fprintf(stderr,"\t-u\t\tupdate checksum of the image\n");
fprintf(stderr,"\t-b\t\tmodify BOARD_DESCRIPTION for more power-switch options\n");