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Date:      Wed, 27 Sep 2006 23:44:47 +0200
From:      Volker <volker@vwsoft.com>
To:        Scott Long <scottl@samsco.org>
Cc:        freebsd-stable@freebsd.org, Oliver Brandmueller <ob@e-Gitt.NET>
Subject:   Re: 6.2 SHOWSTOPPER - em completely unusable on 6.2
Message-ID:  <451AF0CF.7030707@vwsoft.com>
In-Reply-To: <451AED3B.2090707@samsco.org>
References:  <451A1375.5080202@gneto.com> <20060927071538.GF22229@e-Gitt.NET>	<451A4189.5020906@samsco.org> <20060927094509.GB75104@hugo10.ka.punkt.de> <451AE762.9080403@vwsoft.com> <451AED3B.2090707@samsco.org>

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On 2006-09-27 23:29, Scott Long wrote:
> Volker wrote:
[...]
>> Strange... I've seen exactly that on a (recent) RELENG_6 box but
>> using a dirty old USB 1.1 NIC (aue). I've seen DOWN and UP messages
>> (mostly while rebuilding kernel + world + ports) on the console all
>> the time (but did not care about).
>>
[...]
> As soon as I can locate the O/U/EHCI register docs, I'll crank out a
> patch for everyone to try.  If that works then I'll give the same
> treatment to ichsmb.
> 
> Scott
> 


Scott,

as I'll leave for a one week vacation tomorrow and will not be able
to answer or test any patches, I just powered up the machine to get
you some infos (just for the records). All devices are on-board
except the ADMtek USB NIC.


Copyright (c) 1992-2006 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights
reserved.
FreeBSD 6.2-PRERELEASE #0: Mon Sep 25 23:34:09 UTC 2006
    vwerth@localhost:/usr/obj/usr/src/sys/DESKTOPBSD
ACPI APIC Table: <A M I  OEMAPIC >
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Athlon(tm) 64 Processor 3200+ (2009.16-MHz 686-class CPU)
  Origin = "AuthenticAMD"  Id = 0x20ff2  Stepping = 2

Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
  Features2=0x1<SSE3>
  AMD Features=0xe2500800<SYSCALL,NX,MMX+,FFXSR,LM,3DNow+,3DNow>
  AMD Features2=0x1<LAHF>
real memory  = 503054336 (479 MB)
avail memory = 477794304 (455 MB)
ioapic0 <Version 1.1> irqs 0-23 on motherboard
kbd1 at kbdmux0
ath_hal: 0.9.17.2 (AR5210, AR5211, AR5212, RF5111, RF5112, RF2413,
RF5413)
acpi0: <A M I OEMXSDT> on motherboard
acpi0: Power Button (fixed)
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x508-0x50b on acpi0
cpu0: <ACPI CPU> on acpi0
powernow0: <Cool`n'Quiet K8> on cpu0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pci0: <memory, RAM> at device 0.0 (no driver attached)
pci0: <memory, RAM> at device 0.1 (no driver attached)
pci0: <memory, RAM> at device 0.2 (no driver attached)
pci0: <memory, RAM> at device 0.3 (no driver attached)
pci0: <memory, RAM> at device 0.4 (no driver attached)
pci0: <memory, RAM> at device 0.5 (no driver attached)
pci0: <memory, RAM> at device 0.6 (no driver attached)
pci0: <memory, RAM> at device 0.7 (no driver attached)
pcib1: <ACPI PCI-PCI bridge> at device 2.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 3.0 on pci0
pci2: <ACPI PCI bus> on pcib2
pcib3: <ACPI PCI-PCI bridge> at device 4.0 on pci0
pci3: <ACPI PCI bus> on pcib3
pci0: <display, VGA> at device 5.0 (no driver attached)
pci0: <memory, RAM> at device 9.0 (no driver attached)
isab0: <PCI-ISA bridge> at device 10.0 on pci0
isa0: <ISA bus> on isab0
pci0: <serial bus, SMBus> at device 10.1 (no driver attached)
ohci0: <OHCI (generic) USB controller> mem 0xfebde000-0xfebdefff irq
21 at device 11.0 on pci0
ohci0: [GIANT-LOCKED]
usb0: OHCI version 1.0, legacy support
usb0: <OHCI (generic) USB controller> on ohci0
usb0: USB revision 1.0
uhub0: nVidia OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 8 ports with 8 removable, self powered
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xfebdfc00-0xfebdfcff
irq 22 at device 11.1 on pci0
ehci0: [GIANT-LOCKED]
usb1: EHCI version 1.0
usb1: companion controller, 8 ports each: usb0
usb1: <EHCI (generic) USB 2.0 controller> on ehci0
usb1: USB revision 2.0
uhub1: nVidia EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub1: 8 ports with 8 removable, self powered
atapci0: <nVidia nForce MCP51 UDMA133 controller> port
0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xffa0-0xffaf at device 13.0 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
atapci1: <nVidia nForce MCP51 SATA300 controller> port
0xe800-0xe807,0xe480-0xe483,0xe400-0xe407,0xe080-0xe083,0xe000-0xe00f
mem 0xfebdd000-0xfebddfff irq 23 at device 14.0 on pci0
ata2: <ATA channel 0> on atapci1
ata3: <ATA channel 1> on atapci1
atapci2: <nVidia nForce MCP51 SATA300 controller> port
0xdc00-0xdc07,0xd880-0xd883,0xd800-0xd807,0xd480-0xd483,0xd400-0xd40f
mem 0xfebdc000-0xfebdcfff irq 20 at device 15.0 on pci0
ata4: <ATA channel 0> on atapci2
ata5: <ATA channel 1> on atapci2
pcib4: <ACPI PCI-PCI bridge> at device 16.0 on pci0
pci4: <ACPI PCI bus> on pcib4
fwohci0: <VIA Fire II (VT6306)> port 0xcc00-0xcc7f mem
0xfaaff800-0xfaafffff irq 16 at device 5.0 on pci4
fwohci0: OHCI version 1.0 (ROM=1)
fwohci0: No. of Isochronous channels is 4.
fwohci0: EUI64 00:11:d8:00:00:67:ed:4b
fwohci0: Phy 1394a available S400, 2 ports.
fwohci0: Link S400, max_rec 2048 bytes.
firewire0: <IEEE1394(FireWire) bus> on fwohci0
fwe0: <Ethernet over FireWire> on firewire0
if_fwe0: Fake Ethernet address: 02:11:d8:67:ed:4b
fwe0: Ethernet address: 02:11:d8:67:ed:4b
fwe0: if_start running deferred for Giant
sbp0: <SBP-2/SCSI over FireWire> on firewire0
fwohci0: Initiate bus reset
fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
firewire0: bus manager 0 (me)
pci0: <multimedia> at device 16.1 (no driver attached)
nve0: <NVIDIA nForce MCP13 Networking Adapter> port 0xd080-0xd087
mem 0xfebd7000-0xfebd7fff irq 22 at device 20.0 on pci0
nve0: Ethernet address 00:15:f2:02:df:f5
miibus0: <MII bus> on nve0
ukphy0: <Generic IEEE 802.3u media interface> on miibus0
ukphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
1000baseT-FDX, auto
nve0: Ethernet address: 00:15:f2:02:df:f5
acpi_button0: <Power Button> on acpi0
fdc0: <floppy drive controller (FDE)> port 0x3f0-0x3f5,0x3f7 irq 6
drq 2 on acpi0
fdc0: [FAST]
ppc0: <ECP parallel printer port> port 0x378-0x37f,0x778-0x77f irq 7
drq 3 on acpi0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/9 bytes threshold
ppbus0: <Parallel port bus> on ppc0
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model Generic PS/2 mouse, device ID 0
sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10
on acpi0
sio0: type 16550A
pmtimer0 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on
isa0
Timecounter "TSC" frequency 2009158044 Hz quality 800
Timecounters tick every 1.000 msec
acd0: DVDROM <IDE DVD-ROM 16X/V1.06> at ata0-master UDMA33
ad4: 76319MB <SAMSUNG HD080HJ WT100-33> at ata2-master SATA300
cd0 at ata0 bus 0 target 0 lun 0
cd0: <IDE DVD-ROM 16X 1.06> Removable CD-ROM SCSI-0 device
cd0: 33.000MB/s transfers

aue0: ADMtek USBLAN LAN LAN Conve, rev 1.10/1.01, addr 2
miibus1: <MII bus> on aue0
ukphy1: <Generic IEEE 802.3u media interface> on miibus1
ukphy1:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
aue0: Ethernet address: 00:00:4e:11:16:c6
aue0: if_start running deferred for Giant
aue0: link state changed to DOWN


%vmstat -i
interrupt                          total       rate
irq1: atkbd0                         408          1
irq14: ata0                         1215          5
irq16: fwohci0                         1          0
irq21: ohci0                         806          3
irq22: nve0 ehci0                    883          3
irq23: atapci1                      2561         11
cpu0: timer                       463183       1996
Total                             469057       2021


%pciconf -l
none0@pci0:0:0: class=0x050000 card=0x81cd1043 chip=0x02f010de
rev=0xa2 hdr=0x00
none1@pci0:0:1: class=0x050000 card=0x81cd1043 chip=0x02fa10de
rev=0xa2 hdr=0x00
none2@pci0:0:2: class=0x050000 card=0x81cd1043 chip=0x02fe10de
rev=0xa2 hdr=0x00
none3@pci0:0:3: class=0x050000 card=0x81cd1043 chip=0x02f810de
rev=0xa2 hdr=0x00
none4@pci0:0:4: class=0x050000 card=0x81cd1043 chip=0x02f910de
rev=0xa2 hdr=0x00
none5@pci0:0:5: class=0x050000 card=0x81cd1043 chip=0x02ff10de
rev=0xa2 hdr=0x00
none6@pci0:0:6: class=0x050000 card=0x81cd1043 chip=0x027f10de
rev=0xa2 hdr=0x00
none7@pci0:0:7: class=0x050000 card=0x81cd1043 chip=0x027e10de
rev=0xa2 hdr=0x00
pcib1@pci0:2:0: class=0x060400 card=0x00000040 chip=0x02fc10de
rev=0xa1 hdr=0x01
pcib2@pci0:3:0: class=0x060400 card=0x00000040 chip=0x02fd10de
rev=0xa1 hdr=0x01
pcib3@pci0:4:0: class=0x060400 card=0x00000040 chip=0x02fb10de
rev=0xa1 hdr=0x01
none8@pci0:5:0: class=0x030000 card=0x81cd1043 chip=0x024010de
rev=0xa2 hdr=0x00
none9@pci0:9:0: class=0x050000 card=0x81bc1043 chip=0x027010de
rev=0xa2 hdr=0x00
isab0@pci0:10:0:        class=0x060100 card=0x81bc1043
chip=0x026010de rev=0xa2 hdr=0x00
none10@pci0:10:1:       class=0x0c0500 card=0x81bc1043
chip=0x026410de rev=0xa2 hdr=0x00
ohci0@pci0:11:0:        class=0x0c0310 card=0x81bc1043
chip=0x026d10de rev=0xa2 hdr=0x00
ehci0@pci0:11:1:        class=0x0c0320 card=0x81bc1043
chip=0x026e10de rev=0xa2 hdr=0x00
atapci0@pci0:13:0:      class=0x01018a card=0x81bc1043
chip=0x026510de rev=0xa1 hdr=0x00
atapci1@pci0:14:0:      class=0x010185 card=0x81bc1043
chip=0x026610de rev=0xa1 hdr=0x00
atapci2@pci0:15:0:      class=0x010185 card=0x81bc1043
chip=0x026710de rev=0xa1 hdr=0x00
pcib4@pci0:16:0:        class=0x060401 card=0x000000b8
chip=0x026f10de rev=0xa2 hdr=0x01
none11@pci0:16:1:       class=0x040300 card=0xcb8410de
chip=0x026c10de rev=0xa2 hdr=0x00
nve0@pci0:20:0: class=0x068000 card=0x81411043 chip=0x026910de
rev=0xa1 hdr=0x00
hostb0@pci0:24:0:       class=0x060000 card=0x00000000
chip=0x11001022 rev=0x00 hdr=0x00
hostb1@pci0:24:1:       class=0x060000 card=0x00000000
chip=0x11011022 rev=0x00 hdr=0x00
hostb2@pci0:24:2:       class=0x060000 card=0x00000000
chip=0x11021022 rev=0x00 hdr=0x00
hostb3@pci0:24:3:       class=0x060000 card=0x00000000
chip=0x11031022 rev=0x00 hdr=0x00
fwohci0@pci4:5:0:       class=0x0c0010 card=0x808a1043
chip=0x30441106 rev=0x80 hdr=0x00


kernel config:
# DESKTOPBSD -- Generic kernel configuration file for DesktopBSD/i386

machine         i386
cpu             I686_CPU
ident           DESKTOPBSDepe

makeoptions     DEBUG=-g

# To statically compile in device wiring instead of /boot/device.hints
#hints          "GENERIC.hints"         # Default places to look for
devices.

options         HZ=1000                 # Suits modern machines better
options         SCHED_4BSD              # 4BSD scheduler
options         PREEMPTION
options         INET                    # InterNETworking
options         INET6                   # IPv6 communications protocols
options         FFS                     # Berkeley Fast Filesystem
options         SOFTUPDATES             # Enable FFS soft updates
support
options         UFS_ACL                 # Support for access control
lists
options         UFS_DIRHASH             # Improve performance on big
directories
options         MD_ROOT                 # MD is a potential root device
options         NFSCLIENT               # Network Filesystem Client
options         NFSSERVER               # Network Filesystem Server
options         NFS_ROOT                # NFS usable as /, requires
NFSCLIENT
options         MSDOSFS                 # MSDOS Filesystem
options         CD9660                  # ISO 9660 Filesystem
options         PROCFS                  # Process filesystem
(requires PSEUDOFS)
options         PSEUDOFS                # Pseudo-filesystem framework
options         NTFS
options         GEOM_GPT                # GUID Partition Tables.
options         COMPAT_43               # Compatible with BSD 4.3
[KEEP THIS!]
#options        COMPAT_43TTY            # BSD 4.3 TTY compat [KEEP
THIS!]
options         COMPAT_FREEBSD4         # Compatible with FreeBSD4
options         COMPAT_FREEBSD5         # Compatible with FreeBSD5
options         SCSI_DELAY=2345         # Delay (in ms) before
probing SCSI
options         KTRACE                  # ktrace(1) support
options         SYSVSHM                 # SYSV-style shared memory
options         SYSVMSG                 # SYSV-style message queues
options         SYSVSEM                 # SYSV-style semaphores
options         _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B
real-time extension
s
options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
options         AHC_REG_PRETTY_PRINT    # Print register bitfields
in debug
                                        # output.  Adds ~128k to driver.
options         AHD_REG_PRETTY_PRINT    # Print register bitfields
in debug
                                        # output.  Adds ~215k to driver.
options         ADAPTIVE_GIANT          # Giant mutex is adaptive.
#options        STOP_NMI                # Stop CPUS using NMI
instead of IPI

device          apic                    # I/O APIC
options         SMP

# Bus support.  Do not remove isa, even if you have no isa slots
#device         isa
device          pci

# Floppy drives
device          fdc

# ATA and ATAPI devices
device          ata
device          atadisk         # ATA disk drives
device          ataraid         # ATA RAID drives
device          atapicd         # ATAPI CDROM drives
device          atapifd         # ATAPI floppy drives
device          atapist         # ATAPI tape drives
device          atapicam        # Access to ATAPI devices through
the generic CA
M layer
options         ATA_STATIC_ID   # Static device numbering

# SCSI Controllers
device          ahc             # AHA2940 and onboard AIC7xxx devices
device          ahd             # AHA39320/29320 and onboard AIC79xx
devices
device          amd             # AMD 53C974 (Tekram DC-390(T))
device          isp             # Qlogic family
device          mpt             # LSI-Logic MPT-Fusion
#device         ncr             # NCR/Symbios Logic
device          sym             # NCR/Symbios Logic (newer chipsets
+ those of `
ncr')
device          trm             # Tekram DC395U/UW/F DC315U adapters

device          adv             # Advansys SCSI adapters
device          adw             # Advansys wide SCSI adapters
device          aha             # Adaptec 154x SCSI adapters
device          aic             # Adaptec 15[012]x SCSI adapters,
AIC-6[23]60.
device          bt              # Buslogic/Mylex MultiMaster SCSI
adapters

device          ncv             # NCR 53C500
device          nsp             # Workbit Ninja SCSI-3
device          stg             # TMC 18C30/18C50

# SCSI peripherals
device          scbus           # SCSI bus (required for SCSI)
device          ch              # SCSI media changers
device          da              # Direct Access (disks)
device          sa              # Sequential Access (tape etc)
device          cd              # CD
device          pass            # Passthrough device (direct SCSI
access)
device          ses             # SCSI Environmental Services (and
SAF-TE)

# RAID controllers interfaced to the SCSI subsystem
device          amr             # AMI MegaRAID
device          arcmsr          # Areca SATA II RAID
device          asr             # DPT SmartRAID V, VI and Adaptec
SCSI RAID
device          ciss            # Compaq Smart RAID 5*
device          dpt             # DPT Smartcache III, IV - See NOTES
for options
device          hptmv           # Highpoint RocketRAID 182x
device          iir             # Intel Integrated RAID
device          ips             # IBM (Adaptec) ServeRAID
device          mly             # Mylex AcceleRAID/eXtremeRAID
device          twa             # 3ware 9000 series PATA/SATA RAID

# RAID controllers
device          aac             # Adaptec FSA RAID
device          aacp            # SCSI passthrough for aac (requires
CAM)
device          ida             # Compaq Smart RAID
device          mlx             # Mylex DAC960 family
device          pst             # Promise Supertrak SX6000
device          twe             # 3ware ATA RAID

# atkbdc0 controls both the keyboard and the PS/2 mouse
device          atkbdc          # AT keyboard controller
device          atkbd           # AT keyboard
device          psm             # PS/2 mouse

device          kbdmux          # keyboard multiplexer

device          vga             # VGA video card driver

device          splash          # Splash screen and screen saver support

# syscons is the default console driver, resembling an SCO console
device          sc

# Enable this for the pcvt (VT220 compatible) console driver
#device         vt
#options        XSERVER         # support for X server on a vt console
#options        FAT_CURSOR      # start with block cursor

device          agp             # support several AGP chipsets

# Floating point support - do not disable.
device          npx

# Power management support (see NOTES for more options)
#device         apm
# Add suspend/resume support for the i8254.
device          pmtimer

# PCCARD (PCMCIA) support
# PCMCIA and cardbus bridge support
device          cbb             # cardbus (yenta) bridge
device          pccard          # PC Card (16-bit) bus
device          cardbus         # CardBus (32-bit) bus

# Serial (COM) ports
device          sio             # 8250, 16[45]50 based serial ports
device          uart

# Parallel port
device          ppc
device          ppbus           # Parallel port bus (required)
device          lpt             # Printer
device          plip            # TCP/IP over parallel
device          ppi             # Parallel port interface device
#device         vpo             # Requires scbus and da

# If you've got a "dumb" serial or parallel PCI card that is
# supported by the puc(4) glue driver, uncomment the following
# line to enable it (connects to the sio and/or ppc drivers):
#device         puc

# PCI Ethernet NICs.
device          de              # DEC/Intel DC21x4x (``Tulip'')
device          em              # Intel PRO/1000 adapter Gigabit
Ethernet Card
device          ixgb            # Intel PRO/10GbE Ethernet Card
device          txp             # 3Com 3cR990 (``Typhoon'')
device          vx              # 3Com 3c590, 3c595 (``Vortex'')

# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use
these NICs!
device          miibus          # MII bus support
device          bce             # Broadcom BCM5706/BCM5708 Gigabit
Ethernet
device          bfe             # Broadcom BCM440x 10/100 Ethernet
device          bge             # Broadcom BCM570xx Gigabit Ethernet
device          dc              # DEC/Intel 21143 and various workalikes
device          fxp             # Intel EtherExpress PRO/100B
(82557, 82558)
device          lge             # Level 1 LXT1001 gigabit ethernet
device          nge             # NatSemi DP83820 gigabit ethernet
device          nve             # Nvidia nForce chipset
device          pcn             # AMD Am79C97x PCI 10/100
(precedence over 'lnc'
)
device          re              # RealTek 8139C+/8169/8169S/8110S
device          rl              # RealTek 8129/8139
device          sf              # Adaptec AIC-6915 (``Starfire'')
device          sis             # Silicon Integrated Systems SiS
900/SiS 7016
device          sk              # SysKonnect SK-984x & SK-982x
gigabit Ethernet
device          ste             # Sundance ST201 (D-Link DFE-550TX)
device          stge            # Sundance/Tamarack TC9021 gigabit
Ethernet
device          ti              # Alteon Networks Tigon I/II gigabit
Ethernet
device          tl              # Texas Instruments ThunderLAN
device          tx              # SMC EtherPower II (83c170 ``EPIC'')
device          vge             # VIA VT612x gigabit ethernet
device          vr              # VIA Rhine, Rhine II
device          wb              # Winbond W89C840F
device          xl              # 3Com 3c90x (``Boomerang'',
``Cyclone'')

# ISA Ethernet NICs.  pccard NICs included.
device          cs              # Crystal Semiconductor CS89x0 NIC
# 'device ed' requires 'device miibus'
device          ed              # NE[12]000, SMC Ultra, 3c503,
DS8390 cards
device          ex              # Intel EtherExpress Pro/10 and Pro/10+
device          ep              # Etherlink III based cards
device          fe              # Fujitsu MB8696x based cards
device          ie              # EtherExpress 8/16, 3C507, StarLAN
10 etc.
device          lnc             # NE2100, NE32-VL Lance Ethernet cards
device          sn              # SMC's 9000 series of Ethernet chips
device          xe              # Xircom pccard Ethernet

# ISA devices that use the old ISA shims
#device         le

# Wireless NIC cards
device          wlan            # 802.11 support
device          wlan_ccmp
device          wlan_tkip
device          wlan_wep
device          an              # Aironet 4500/4800 802.11 wireless
NICs.
device          awi             # BayStack 660 and others
device          wi              # WaveLAN/Intersil/Symbol 802.11
wireless NICs.
#device         wl              # Older non 802.11 Wavelan wireless NIC.
device          ral
device          ath
device          ath_hal
device          ath_rate_sample

# Pseudo devices.
device          loop            # Network loopback
device          mem             # Memory and kernel memory devices
device          io              # I/O device
device          random          # Entropy device
device          ether           # Ethernet support
device          sl              # Kernel SLIP
device          ppp             # Kernel PPP
device          tun             # Packet tunnel.
device          pty             # Pseudo-ttys (telnet etc)
device          md              # Memory "disks"
device          gif             # IPv6 and IPv4 tunneling
device          faith           # IPv6-to-IPv4 relaying (translation)
device          firmware        # firmware assist module

# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device          bpf             # Berkeley packet filter

# USB support
device          uhci            # UHCI PCI->USB interface
device          ohci            # OHCI PCI->USB interface
device          ehci            # EHCI PCI->USB interface (USB 2.0)
device          usb             # USB Bus (required)
#device         udbp            # USB Double Bulk Pipe devices
device          ugen            # Generic
device          uhid            # "Human Interface Devices"
device          ukbd            # Keyboard
device          ulpt            # Printer
device          umass           # Disks/Mass storage - Requires
scbus and da
device          ums             # Mouse
device          urio            # Diamond Rio 500 MP3 player
device          uscanner        # Scanners
# USB Ethernet, requires mii
device          aue             # ADMtek USB Ethernet
device          axe             # ASIX Electronics USB Ethernet
device          cdce            # Generic USB over Ethernet
device          cue             # CATC USB Ethernet
device          kue             # Kawasaki LSI USB Ethernet
device          rue             # RealTek RTL8150 USB Ethernet
device          ural

# FireWire support
device          firewire        # FireWire bus code
device          sbp             # SCSI over FireWire (Requires scbus
and da)
device          fwe             # Ethernet over FireWire (non-standard!)



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