bash-2.05b# devinfo
nexus0
  npx0
  acpi0
    cpu0
    acpi_button0
    acpi_sysresource0
    pcib0
      pci0
        hostb0
        agp0
        uhci0
          usb0
            uhub0
        uhci1
          usb1
            uhub1
        uhci2
          usb2
            uhub2
        uhci3
          usb3
            uhub3
        ehci0
          usb4
            uhub4
        pcib1
          pci1
            em0
        isab0
          isa0
            sc0
            vga0
            orm0
            pmtimer0
        atapci0
          ata0
            ad0
              subdisk0
          ata1
            acd0
        atapci1
          ata2
          ata3
    atdma0
    npxisa0
    atpic0
    attimer0
    attimer1
    fdc0
    atkbdc0
      atkbd0
      psm0
    psmcpnp0
    sio0
    ppc0
      ppbus0
        plip0
        lpt0
        ppi0
    acpi_sysresource1
    pci_link0
    pci_link1
    pci_link2
    pci_link3
    pci_link4
    pci_link5
    pci_link6
    pci_link7
    acpi_timer0