- After I plug in the USB-to-serial dongle (dmesg):
[ 2615.044105] usb 3-1: new full speed USB device using uhci_hcd and
address 3
[ 2615.189670] usb 3-1: New USB device found, idVendor=06cd, idProduct=0118
[ 2615.189678] usb 3-1: New USB device strings: Mfr=0, Product=0,
SerialNumber=0
[ 2615.189868] usb 3-1: configuration #1 chosen from 1 choice
[ 2615.192764] keyspan 3-1:1.0: Keyspan - (without firmware) converter
detected
[ 2615.192776] usb 3-1: firmware: requesting keyspan/usa19qw.fw
[ 2615.200679] usb 3-1: Required keyspan firmware image
(keyspan/usa19qw.fw) unavailable.