root@OpenWrt:~#
root@OpenWrt:~# df -h
Filesystem Size Used Available Use% Mounted on
rootfs 5.5M 272.0K 5.2M 5% /
/dev/root 1.5M 1.5M 0 100% /rom
tmpfs 14.3M 80.0K 14.3M 1% /tmp
tmpfs 512.0K 0 512.0K 0% /dev
/dev/mtdblock3 5.5M 272.0K 5.2M 5% /overlay
overlayfs:/overlay 5.5M 272.0K 5.2M 5% /
root@OpenWrt:~# opkg list-installed
base-files - 118-r33938
busybox - 1.19.4-5
dnsmasq - 2.62-2
dropbear - 2011.54-2
firewall - 2-53
hotplug2 - 1.0-beta-4
iptables - 1.4.10-4
iw - 3.6-1
jshn - 2012-07-08-cca2ed6c8cdb3555fea43ff63ba1c9905dd7a164
kernel - 3.3.8-1-c466c85a79cee09098b62d936b4a255f
kmod-ath - 3.3.8+2012-09-07-3
kmod-ath9k - 3.3.8+2012-09-07-3
kmod-ath9k-common - 3.3.8+2012-09-07-3
kmod-cfg80211 - 3.3.8+2012-09-07-3
kmod-crypto-aes - 3.3.8-1
kmod-crypto-arc4 - 3.3.8-1
kmod-crypto-core - 3.3.8-1
kmod-gpio-button-hotplug - 3.3.8-1
kmod-ipt-conntrack - 3.3.8-1
kmod-ipt-core - 3.3.8-1
kmod-ipt-nat - 3.3.8-1
kmod-ipt-nathelper - 3.3.8-1
kmod-leds-gpio - 3.3.8-1
kmod-ledtrig-default-on - 3.3.8-1
kmod-ledtrig-netdev - 3.3.8-1
kmod-ledtrig-timer - 3.3.8-1
kmod-lib-crc-ccitt - 3.3.8-1
kmod-mac80211 - 3.3.8+2012-09-07-3
kmod-nls-base - 3.3.8-1
kmod-ppp - 3.3.8-1
kmod-pppoe - 3.3.8-1
kmod-pppox - 3.3.8-1
kmod-usb-core - 3.3.8-1
kmod-usb2 - 3.3.8-1
kmod-wdt-ath79 - 3.3.8-1
libblobmsg-json - 2012-07-08-cca2ed6c8cdb3555fea43ff63ba1c9905dd7a164
libc - 0.9.33.2-1
libgcc - 4.6-linaro-1
libip4tc - 1.4.10-4
libjson - 0.9-2
libnl-tiny - 0.1-3
libubox - 2012-07-08-cca2ed6c8cdb3555fea43ff63ba1c9905dd7a164
libubus - 2012-06-01-a62e2f8c15a65efb1a82404d8f31e3bfc1cbe7d9
libuci - 2012-03-28.1-1
libxtables - 1.4.10-4
mtd - 20
netifd - 2012-10-19-a9fd870450e82f31cba681651656276dfc1c39ac
opkg - 618-2
ppp - 2.4.5-6
ppp-mod-pppoe - 2.4.5-6
swconfig - 10
uboot-envtools - 2012.04.01-1
ubus - 2012-06-01-a62e2f8c15a65efb1a82404d8f31e3bfc1cbe7d9
ubusd - 2012-06-01-a62e2f8c15a65efb1a82404d8f31e3bfc1cbe7d9
uci - 2012-03-28.1-1
wpad-mini - 20120910-1
root@OpenWrt:~# uname -a
Linux OpenWrt 3.3.8 #1 Wed Nov 14 16:42:45 CST 2012 mips GNU/Linux