Linux USB

lsusb


Can't find USB:

echo -1 | sudo tee /sys/module/usbcore/parameters/autosuspend
  --OR--
echo Y | sudo tee /sys/module/usbcore/parameters/old_scheme_first


Remove:

echo 1>/sys/bus/usb/devices/usb1/remove

hdparm --command=stop /dev/sda1

hdparm -Y /dev/sda1