求助，，半砖

—***

=== IMPORTANT ============================
  Use 'passwd' to set your login password
  this will disable telnet and enable SSH
------------------------------------------


BusyBox v1.15.3 (2011-04-15 15:02:08 CST) built-in shell (ash)
Enter 'help' for a list of built-in commands.

  _______                     ________        __
|       |.-----.-----.-----.|  |  |  |.----.|  |_
|   -   ||  _  |  -__|     ||  |  |  ||   _||   _|
|_______||   __|_____|__|__||________||__|  |____|
          |__| W I R E L E S S   F R E E D O M
Backfire (10.03.1-RC5, r26774) --------------------------
  * 1/3 shot Kahlua    In a shot glass, layer Kahlua
  * 1/3 shot Bailey's  on the bottom, then Bailey's,
  * 1/3 shot Vodka     then Vodka.
---------------------------------------------------
root@(none):/# help
Built-in commands:
------------------
        . : [ [[ alias bg break cd chdir command continue echo eval exec
        exit export false fg getopts hash help jobs kill let local printf
        pwd read readonly return set shift source test times trap true
        type ulimit umask unalias unset wait

root@(none):/# cd
root@(none):~# cd/tmp
/bin/ash: cd/tmp: not found
root@(none):~# chdir
root@(none):~# .
root@(none):~# export
export FAILSAFE='true'
export HOME='/root'
export OLDPWD='/root'
export PATH='/bin:/sbin:/usr/bin:/usr/sbin'
export PI_RAN_choose_console='1'
export PI_RAN_choose_device_fs='1'
export PI_RAN_do_mount_devpts='1'
export PI_RAN_do_mount_procfs='1'
export PI_RAN_do_mount_sysfs='1'
export PI_RAN_do_mount_tmpfs='1'
export PI_RAN_failsafe_netlogin='1'
export PI_RAN_failsafe_wait='1'
export PI_RAN_indicate_failsafe='1'
export PI_RAN_init_console='1'
export PI_RAN_init_device_fs='1'
export PI_RAN_init_devpts='1'
export PI_RAN_init_shm='1'
export PI_RAN_pi_indicate_preinit='1'
export PI_RAN_preinit_enable_reset_button='1'
export PI_RAN_preinit_ip='1'
export PI_RAN_preinit_set_mac_address='1'
export PI_RAN_run_failsafe_hook='1'
export PI_RAN_set_preinit_iface='1'
export PI_STACK_LIST='preinit_essential_hook preinit_main_hook failsafe_hook ini
tramfs_hook preinit_mount_root_hook'
export PS1='\u@\h:\w\$ '
export PWD='/root'
export TERM='linux'
export failsafe_hook='failsafe_shell'
export func='failsafe_netlogin'
export initramfs_hook=''
export preinit_essential_hook=''
export preinit_main_hook='indicate_regular_preinit init_hotplug initramfs_test d
o_mount_root restore_config run_init'
export preinit_mount_root_hook='check_for_mtd check_for_jffs2 do_mount_jffs2 mer
ge_overlay_hooks rootfs_pivot do_mount_no_jffs2 do_mount_no_mtd'
root@(none):~# hash
/bin/cat*
root@(none):~# 1
/bin/ash: 1: not found
root@(none):~#