hostb0@pci0:0:0:0:      class=0x060000 card=0x40281297 chip=0x16048086 rev=0x08                                                                                                                                    hdr=0x00
    class      = bridge
    subclass   = HOST-PCI
vgapci0@pci0:0:2:0:     class=0x030000 card=0x40281297 chip=0x16068086 rev=0x08                                                                                                                                    hdr=0x00
    class      = display
    subclass   = VGA
hdac0@pci0:0:3:0:       class=0x040300 card=0x40281297 chip=0x160c8086 rev=0x08                                                                                                                                    hdr=0x00
    class      = multimedia
    subclass   = HDA
xhci0@pci0:0:20:0:      class=0x0c0330 card=0x40281297 chip=0x9cb18086 rev=0x03                                                                                                                                    hdr=0x00
    class      = serial bus
    subclass   = USB
none0@pci0:0:22:0:      class=0x078000 card=0x40281297 chip=0x9cba8086 rev=0x03                                                                                                                                    hdr=0x00
    class      = simple comms
em0@pci0:0:25:0:        class=0x020000 card=0x40288086 chip=0x15a28086 rev=0x03                                                                                                                                    hdr=0x00
    class      = network
    subclass   = ethernet
pcib1@pci0:0:28:0:      class=0x060400 card=0x40281297 chip=0x9c908086 rev=0xe3                                                                                                                                    hdr=0x01
    class      = bridge
    subclass   = PCI-PCI
pcib2@pci0:0:28:2:      class=0x060400 card=0x40281297 chip=0x9c948086 rev=0xe3                                                                                                                                    hdr=0x01
    class      = bridge
    subclass   = PCI-PCI
pcib3@pci0:0:28:3:      class=0x060400 card=0x40281297 chip=0x9c968086 rev=0xe3                                                                                                                                    hdr=0x01
    class      = bridge
    subclass   = PCI-PCI
ehci0@pci0:0:29:0:      class=0x0c0320 card=0x40281297 chip=0x9ca68086 rev=0x03                                                                                                                                    hdr=0x00
    class      = serial bus
    subclass   = USB
isab0@pci0:0:31:0:      class=0x060100 card=0x40281297 chip=0x9cc58086 rev=0x03                                                                                                                                    hdr=0x00
    class      = bridge
    subclass   = PCI-ISA
ahci0@pci0:0:31:2:      class=0x010601 card=0x40281297 chip=0x9c838086 rev=0x03                                                                                                                                    hdr=0x00
    class      = mass storage
    subclass   = SATA
none1@pci0:0:31:3:      class=0x0c0500 card=0x40281297 chip=0x9ca28086 rev=0x03                                                                                                                                    hdr=0x00
    class      = serial bus
    subclass   = SMBus
igb0@pci0:2:0:0:        class=0x020000 card=0x40281297 chip=0x15398086 rev=0x03                                                                                                                                    hdr=0x00
    class      = network
    subclass   = ethernet
none2@pci0:3:0:0:       class=0x028000 card=0x817910ec chip=0x817910ec rev=0x01                                                                                                                                    hdr=0x00
    class      = network