/usr/lib/firmware
Directories:

• /usr/lib/firmware/dsp56k
• /usr/lib/firmware/isci
• /usr/lib/firmware/keyspan_pda
• /usr/lib
• /usr/lib/firmware/av7110
• /usr/lib/firmware/cis

Files:

• usbduxsigma_firmware.bin
• carl9170-1.fw
• usbduxfast_firmware.bin
• usbdux_firmware.bin