root@brokenslug:~$ sh -x /sbin/turnup disk /dev/sda1
+ . /etc/default/functions
+ INRAM_MEMSTICK=/var/cache /var/lock /var/log /var/run /var/tmp /var/lib/ipkg
+ INRAM_NFS=/var/cache /var/lock /var/run /var/tmp
+ INRAM_DISK=
+ force=
+ pfile=/etc/uuid_by_partition
+ shift
+ disk /dev/sda1
+ local setup_type sleep init device uuid new ffs fst fso
+ setup_type=disk
+ sleep=0
+ init=
+ test 1 -gt 0
+ break
+ device=/dev/sda1
+ test -n /dev/sda1 -a -b /dev/sda1
+ shift
+ blkid -c /dev/null -s UUID -o value /dev/sda1
+ uuid=
+ new=/tmp/rootfs.947
+ ffs=/tmp/flashdisk.947
+ mkdir /tmp/rootfs.947 /tmp/flashdisk.947
+ get_flash /tmp/flashdisk.947
+ local ffsdir ffsdev
+ ffsdir=/tmp/flashdisk.947
+ shift
+ test -n /tmp/flashdisk.947 -a -d /tmp/flashdisk.947
+ machine
+ hardware
+ sed -n s!^Hardware    *: !!p /proc/cpuinfo
+ echo nas100d
+ mtblockdev filesystem
+ sed -n s!^mtd\([0-9][0-9]*\):[^"]*"filesystem"$!/dev/mtdblock\1!p /proc/mtd
+ ffsdev=
+ umountflash 
+ local rootok ffsno ffsdev
+ rootok=1
+ ffsdev=
+ devio << prd
devio: d: input device number unknown
+ ffsno=
+ test -n  -a  -ge 0
+ echo /sbin/turnup: : device number  is not valid, cannot continue.
/sbin/turnup: : device number  is not valid, cannot continue.
+ return 1
+ rmdir /tmp/rootfs.947 /tmp/flashdisk.947
+ return 1