printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);
memset(readbuf, 0, pgsize);
err = mtd->read(mtd, addr0, pgsize, &read, readbuf);
printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);
memset(readbuf, 0, pgsize);
err = mtd->read(mtd, addr0, pgsize, &read, readbuf);