consumption
energy
temperature
usb_curlim [0-500]
backlight [0-255]
resume_reason
usbhost [start|stop]
ledcontrol brightness [aux:red|vibrator] [0-255]
ledcontrol blink [gta02-aux:red|neo1973:vibrator] <on-time> <off-time>
 (nothing exists in debian at least?)
gta-suspend
 apm -s

device [bt|wifi|gps|gsm] [on|off|status]

-- unsure about these:

accelerometer samplerate
udev rules for accelerometer etc.
 should use hal instead in the ideal world(tm)?