root@mythtv:~# lspci -t -b -v
-[00]-+-00.0  VIA Technologies, Inc. VT8377 [KT400/KT600 AGP] Host Bridge
      +-01.0-[01]----00.0  nVidia Corporation NV43 [GeForce 6600/GeForce 6600 GT]
      +-07.0-[02]--+-08.0  Internext Compression Inc iTVC16 (CX23416) MPEG-2 Encoder
      |            \-09.0  Internext Compression Inc iTVC16 (CX23416) MPEG-2 Encoder
      +-0b.0  Creative Labs SB Live! EMU10k1
      +-0b.1  Creative Labs SB Live! MIDI/Game Port
      +-10.0  VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller
      +-10.1  VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller
      +-10.2  VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 Controller
      +-10.3  VIA Technologies, Inc. USB 2.0
      +-11.0  VIA Technologies, Inc. VT8235 ISA Bridge
      +-11.1  VIA Technologies, Inc. VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE
      \-12.0  VIA Technologies, Inc. VT6102 [Rhine-II]