xref: /freebsd/sys/i386/conf/GENERIC (revision 83567110bd7afa540c9af3cb6990ef35c1352d19)
1677060b4SPoul-Henning Kamp#
229429ddeSWilko Bulte# GENERIC -- Generic kernel configuration file for FreeBSD/i386
3677060b4SPoul-Henning Kamp#
4650ea0d6SLuigi Rizzo# For more information on this file, please read the config(5) manual page,
5650ea0d6SLuigi Rizzo# and/or the handbook section on Kernel Configuration Files:
6d571daa0SJordan K. Hubbard#
7c0727dcbSMarc Fonvieille#    http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
8d571daa0SJordan K. Hubbard#
9d571daa0SJordan K. Hubbard# The handbook is also available locally in /usr/share/doc/handbook
10d571daa0SJordan K. Hubbard# if you've installed the doc distribution, otherwise always see the
11214d1c55STim Vanderhoek# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
12d571daa0SJordan K. Hubbard# latest information.
13677060b4SPoul-Henning Kamp#
148830dd31SWolfram Schneider# An exhaustive list of options and more detailed explanations of the
15dde04295SJohn Baldwin# device lines is also present in the ../../conf/NOTES and NOTES files.
16dde04295SJohn Baldwin# If you are in doubt as to the purpose or necessity of a line, check first
17dde04295SJohn Baldwin# in NOTES.
188830dd31SWolfram Schneider#
19c3aac50fSPeter Wemm# $FreeBSD$
20677060b4SPoul-Henning Kamp
210d0284bcSXin LIcpu		I486_CPU
220d0284bcSXin LIcpu		I586_CPU
235895e3c8SPeter Wemmcpu		I686_CPU
24677060b4SPoul-Henning Kampident		GENERIC
25677060b4SPoul-Henning Kamp
26c5e70d92SDavid E. O'Brienmakeoptions	DEBUG=-g		# Build kernel with gdb(1) debug symbols
27e9acaa9aSBrooks Davismakeoptions	WITH_CTF=1		# Run ctfconvert(1) for DTrace support
2811290483SPeter Wemm
2995b55771SKen Smithoptions 	SCHED_ULE		# ULE scheduler
30444ba945SScott Longoptions 	PREEMPTION		# Enable kernel thread preemption
31677060b4SPoul-Henning Kampoptions 	INET			# InterNETworking
320dab4916SJordan K. Hubbardoptions 	INET6			# IPv6 communications protocols
334fabde56SChristian Bruefferoptions 	SCTP			# Stream Control Transmission Protocol
344525c93eSJordan K. Hubbardoptions 	FFS			# Berkeley Fast Filesystem
35bc265916SPeter Wemmoptions 	SOFTUPDATES		# Enable FFS soft updates support
36c7063e59SRobert Watsonoptions 	UFS_ACL			# Support for access control lists
371cb4661dSIan Dowseoptions 	UFS_DIRHASH		# Improve performance on big directories
38fef2a259SPawel Jakub Dawidekoptions 	UFS_GJOURNAL		# Enable gjournal-based UFS journaling
3970c3f049SMark Murrayoptions 	MD_ROOT			# MD is a potential root device
404309e17aSRick Macklemoptions 	NFSCL			# New Network Filesystem Client
414309e17aSRick Macklemoptions 	NFSD			# New Network Filesystem Server
42fa9d9930SDoug Rabsonoptions 	NFSLOCKD		# Network Lock Manager
4388c037e2SRick Macklemoptions 	NFS_ROOT		# NFS usable as /, requires NFSCL
44a788bdc4SDavid E. O'Brienoptions 	MSDOSFS			# MSDOS Filesystem
455895e3c8SPeter Wemmoptions 	CD9660			# ISO 9660 Filesystem
4640f0fe38SDag-Erling Smørgravoptions 	PROCFS			# Process filesystem (requires PSEUDOFS)
4740f0fe38SDag-Erling Smørgravoptions 	PSEUDOFS		# Pseudo-filesystem framework
481d3aed33SMarcel Moolenaaroptions 	GEOM_PART_GPT		# GUID Partition Tables.
49c078c188SAlexander Motinoptions 	GEOM_RAID		# Soft RAID functionality.
50983f9709SBrooks Davisoptions 	GEOM_LABEL		# Provides labelization
51074453c2SAlfred Perlsteinoptions 	COMPAT_FREEBSD4		# Compatible with FreeBSD4
5222e59cecSKen Smithoptions 	COMPAT_FREEBSD5		# Compatible with FreeBSD5
536c9fdda7SRuslan Ermilovoptions 	COMPAT_FREEBSD6		# Compatible with FreeBSD6
545965c4b7SJohn Baldwinoptions 	COMPAT_FREEBSD7		# Compatible with FreeBSD7
5532672ba8SAndre Oppermannoptions 	SCSI_DELAY=5000		# Delay (in ms) before probing SCSI
56621d865fSBruce Evansoptions 	KTRACE			# ktrace(1) support
573c90d1eaSRobert Watsonoptions 	STACK			# stack(9) support
581f06573dSPeter Wemmoptions 	SYSVSHM			# SYSV-style shared memory
591f06573dSPeter Wemmoptions 	SYSVMSG			# SYSV-style message queues
601f06573dSPeter Wemmoptions 	SYSVSEM			# SYSV-style semaphores
6108e33a7fSJens Schweikhardtoptions 	_KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
62c2919fd8SEd Schoutenoptions 	PRINTF_BUFR_SIZE=128	# Prevent printf output being interspersed.
63558d6032SJohn Baldwinoptions 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
64dbd47f15SXin LIoptions 	HWPMC_HOOKS		# Necessary kernel hooks for hwpmc(4)
6568d4cc61SRobert Watsonoptions 	AUDIT			# Security event auditing
66009d2032SRobert Watsonoptions 	CAPABILITY_MODE		# Capsicum capability mode
67009d2032SRobert Watsonoptions 	CAPABILITIES		# Capsicum capabilities
68bd875f5fSRobert Watsonoptions 	MAC			# TrustedBSD MAC Framework
69e9acaa9aSBrooks Davisoptions 	KDTRACE_HOOKS		# Kernel DTrace hooks
70b3a397a8SBrooks Davisoptions 	DDB_CTF			# Kernel ELF linker loads CTF data
7187948dfdSWarner Loshoptions 	INCLUDE_CONFIG_FILE     # Include this file in kernel
72677060b4SPoul-Henning Kamp
736168545aSKen Smith# Debugging support.  Always need this:
748bcb1e9eSMarcel Moolenaaroptions 	KDB			# Enable kernel debugger support.
756168545aSKen Smith# For minimum debugger support (stable branch) use:
766168545aSKen Smith#options 	KDB_TRACE		# Print a stack trace for a panic.
776168545aSKen Smith# For full debugger support use this instead:
788bcb1e9eSMarcel Moolenaaroptions 	DDB			# Support DDB.
798bcb1e9eSMarcel Moolenaaroptions 	GDB			# Support remote GDB.
8088cbfa85SAttilio Raooptions 	DEADLKRES		# Enable the deadlock resolver
81090905a5SDavid E. O'Brienoptions 	INVARIANTS		# Enable calls of extra sanity checking
82090905a5SDavid E. O'Brienoptions 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
83ea0b7a76SJuli Mallettoptions 	WITNESS			# Enable checks to detect deadlocks and cycles
845d8e6357SAlfred Perlsteinoptions 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
85d7854da1SMatthew D Flemingoptions 	MALLOC_DEBUG_MAXZONES=8	# Separate malloc(9) zones
86c5e70d92SDavid E. O'Brien
877174b63bSJohn Baldwin# To make an SMP kernel, the next two lines are needed
884443619cSJohn Baldwinoptions 	SMP			# Symmetric MultiProcessor Kernel
894443619cSJohn Baldwindevice		apic			# I/O APIC
908fab58d8SPoul-Henning Kamp
91a7b811a6SNate Lawson# CPU frequency control
92a7b811a6SNate Lawsondevice		cpufreq
93a7b811a6SNate Lawson
9485d72e4aSJohn Baldwin# Bus support.
95db252982SJohn Baldwindevice		acpi
96c9953c3bSPeter Wemmdevice		eisa
97b618108fSPeter Wemmdevice		pci
98677060b4SPoul-Henning Kamp
991f06573dSPeter Wemm# Floppy drives
100f71c01ccSPeter Wemmdevice		fdc
101677060b4SPoul-Henning Kamp
10297b53e36SAlexander Motin# ATA controllers
10397b53e36SAlexander Motindevice		ahci		# AHCI-compatible SATA controllers
10497b53e36SAlexander Motindevice		ata		# Legacy ATA/SATA controllers
10597b53e36SAlexander Motinoptions 	ATA_CAM		# Handle legacy controllers with CAM
1060d307e09SAlexander Motinoptions 	ATA_STATIC_ID	# Static device numbering
10797b53e36SAlexander Motindevice		mvs		# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
10897b53e36SAlexander Motindevice		siis		# SiliconImage SiI3124/SiI3132/SiI3531 SATA
10961677ebbSDavid E. O'Brien
1101f06573dSPeter Wemm# SCSI Controllers
111c9953c3bSPeter Wemmdevice		ahb		# EISA AHA1742 family
112c9953c3bSPeter Wemmdevice		ahc		# AHA2940 and onboard AIC7xxx devices
1133b28c0c6SXin LIoptions 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
1143b28c0c6SXin LI					# output.  Adds ~128k to driver.
11597145a37SJustin T. Gibbsdevice		ahd		# AHA39320/29320 and onboard AIC79xx devices
1163b28c0c6SXin LIoptions 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
1173b28c0c6SXin LI					# output.  Adds ~215k to driver.
118a9ab459bSMarius Strobldevice		esp		# AMD Am53C974 (Tekram DC-390(T))
119856d5abeSMaxim Konovalovdevice		hptiop		# Highpoint RocketRaid 3xxx series
120c9953c3bSPeter Wemmdevice		isp		# Qlogic family
121b3940a87SMatt Jacob#device		ispfw		# Firmware for QLogic HBAs- normally a module
1229b631363SMatt Jacobdevice		mpt		# LSI-Logic MPT-Fusion
123cf10fa4fSDavid E. O'Brien#device		ncr		# NCR/Symbios Logic
124cf10fa4fSDavid E. O'Briendevice		sym		# NCR/Symbios Logic (newer chipsets + those of `ncr')
12547770b6fSOlivier Houcharddevice		trm		# Tekram DC395U/UW/F DC315U adapters
12610004708SJordan K. Hubbard
127ff5fb8adSGregory Sutterdevice		adv		# Advansys SCSI adapters
128ff5fb8adSGregory Sutterdevice		adw		# Advansys wide SCSI adapters
129ff5fb8adSGregory Sutterdevice		aha		# Adaptec 154x SCSI adapters
130ff5fb8adSGregory Sutterdevice		aic		# Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
131ff5fb8adSGregory Sutterdevice		bt		# Buslogic/Mylex MultiMaster SCSI adapters
1320dd1eea1SJordan K. Hubbard
133ae94720dSNoriaki Mitsunagadevice		ncv		# NCR 53C500
134ae94720dSNoriaki Mitsunagadevice		nsp		# Workbit Ninja SCSI-3
135ae94720dSNoriaki Mitsunagadevice		stg		# TMC 18C30/18C50
136f11c7f63SJim Harrisdevice		isci		# Intel C600 SAS controller
137ae94720dSNoriaki Mitsunaga
13897b53e36SAlexander Motin# ATA/SCSI peripherals
13997b53e36SAlexander Motindevice		scbus		# SCSI bus (required for ATA/SCSI)
140aaeac4f6SMatt Jacobdevice		ch		# SCSI media changers
141c9953c3bSPeter Wemmdevice		da		# Direct Access (disks)
142c9953c3bSPeter Wemmdevice		sa		# Sequential Access (tape etc)
143c9953c3bSPeter Wemmdevice		cd		# CD
14497b53e36SAlexander Motindevice		pass		# Passthrough device (direct ATA/SCSI access)
145130f4520SKenneth D. Merrydevice		ses		# Enclosure Services (SES and SAF-TE)
146130f4520SKenneth D. Merrydevice		ctl		# CAM Target Layer
147677060b4SPoul-Henning Kamp
1485fdcb0a6SScott Long# RAID controllers interfaced to the SCSI subsystem
1495fdcb0a6SScott Longdevice		amr		# AMI MegaRAID
150d0885ac3SScott Longdevice		arcmsr		# Areca SATA II RAID
1515fdcb0a6SScott Longdevice		asr		# DPT SmartRAID V, VI and Adaptec SCSI RAID
1525fdcb0a6SScott Longdevice		ciss		# Compaq Smart RAID 5*
1535fdcb0a6SScott Longdevice		dpt		# DPT Smartcache III, IV - See NOTES for options
154085f35d6SScott Longdevice		hptmv		# Highpoint RocketRAID 182x
155b063a422SScott Longdevice		hptrr		# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
1565fdcb0a6SScott Longdevice		iir		# Intel Integrated RAID
1575fdcb0a6SScott Longdevice		ips		# IBM (Adaptec) ServeRAID
1585fdcb0a6SScott Longdevice		mly		# Mylex AcceleRAID/eXtremeRAID
15999635d6cSVinod Kashyapdevice		twa		# 3ware 9000 series PATA/SATA RAID
160db1fda10SXin LIdevice		tws		# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
1615fdcb0a6SScott Long
162ff680471SDavid E. O'Brien# RAID controllers
16335863739SMike Smithdevice		aac		# Adaptec FSA RAID
164fe3cb0e1SScott Longdevice		aacp		# SCSI passthrough for aac (requires CAM)
16553501555SWarner Loshdevice		ida		# Compaq Smart RAID
1667f631a41SScott Longdevice		mfi		# LSI MegaRAID SAS
167ff680471SDavid E. O'Briendevice		mlx		# Mylex DAC960 family
1684c2c25d4SSøren Schmidtdevice		pst		# Promise Supertrak SX6000
1695f3dac9cSMike Smithdevice		twe		# 3ware ATA RAID
170ff680471SDavid E. O'Brien
17123f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse
172f453022cSPeter Wemmdevice		atkbdc		# AT keyboard controller
173dde04295SJohn Baldwindevice		atkbd		# AT keyboard
174dde04295SJohn Baldwindevice		psm		# PS/2 mouse
1752ad872c5SKazutaka YOKOTA
1769216fccdSMaksim Yevmenkindevice		kbdmux		# keyboard multiplexer
1779216fccdSMaksim Yevmenkin
178dde04295SJohn Baldwindevice		vga		# VGA video card driver
179e883bb1aSJung-uk Kimoptions 	VESA		# Add support for VESA BIOS Extensions (VBE)
1802ad872c5SKazutaka YOKOTA
181dde04295SJohn Baldwindevice		splash		# Splash screen and screen saver support
1822ad872c5SKazutaka YOKOTA
183c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console
184f453022cSPeter Wemmdevice		sc
18500c885e1SJung-uk Kimoptions 	SC_PIXEL_MODE	# add support for the raster text mode
1865895e3c8SPeter Wemm
1872690c0bbSEric Anholtdevice		agp		# support several AGP chipsets
1882690c0bbSEric Anholt
18978a40870SBill Fumerola# Power management support (see NOTES for more options)
1908d03e1e9SMark Murray#device		apm
191e655ea71SWarner Losh# Add suspend/resume support for the i8254.
192e655ea71SWarner Loshdevice		pmtimer
1933d4d8fe9SPoul-Henning Kamp
19492d38a13SNate Williams# PCCARD (PCMCIA) support
19508e33a7fSJens Schweikhardt# PCMCIA and cardbus bridge support
1966319263dSWarner Loshdevice		cbb		# cardbus (yenta) bridge
19722c0046fSWarner Loshdevice		pccard		# PC Card (16-bit) bus
19822c0046fSWarner Loshdevice		cardbus		# CardBus (32-bit) bus
199e597b497SNate Williams
2001f06573dSPeter Wemm# Serial (COM) ports
20138195fdcSMarcel Moolenaardevice		uart		# Generic UART driver
202677060b4SPoul-Henning Kamp
20304e83575SJoseph Koshy# Parallel port
204f71c01ccSPeter Wemmdevice		ppc
205c9953c3bSPeter Wemmdevice		ppbus		# Parallel port bus (required)
2060d31b179SPeter Wemmdevice		lpt		# Printer
2070d31b179SPeter Wemmdevice		plip		# TCP/IP over parallel
2080d31b179SPeter Wemmdevice		ppi		# Parallel port interface device
2090d31b179SPeter Wemm#device		vpo		# Requires scbus and da
210677060b4SPoul-Henning Kamp
2113a3ba1b0SJohn Baldwindevice		puc		# Multi I/O cards and multi-channel UARTs
21223e4757cSBill Paul
2131f06573dSPeter Wemm# PCI Ethernet NICs.
214dd46ab31SDavid Christensendevice		bxe		# Broadcom BCM57710/BCM57711/BCM57711E 10Gb Ethernet
215c9953c3bSPeter Wemmdevice		de		# DEC/Intel DC21x4x (``Tulip'')
21620976c5bSJack F Vogeldevice		em		# Intel PRO/1000 Gigabit Ethernet Family
21720976c5bSJack F Vogeldevice		igb		# Intel PRO/1000 PCIE Server Gigabit Family
218e03f8cdcSTony Ackermandevice		ixgb		# Intel PRO/10GbE Ethernet Card
219dcaf1a38SMarius Strobldevice		le		# AMD Am7900 LANCE and Am79C9xx PCnet
2206e535f6eSRemko Lodderdevice		ti		# Alteon Networks Tigon I/II gigabit Ethernet
221362c5c1eSBill Pauldevice		txp		# 3Com 3cR990 (``Typhoon'')
222090905a5SDavid E. O'Briendevice		vx		# 3Com 3c590, 3c595 (``Vortex'')
223c6a5d1a6SPeter Wemm
224c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code.
225f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
226c9953c3bSPeter Wemmdevice		miibus		# MII bus support
227ba26d470SStanislav Sedovdevice		ae		# Attansic/Atheros L2 FastEthernet
22883a17b90SPyun YongHyeondevice		age		# Attansic/Atheros L1 Gigabit Ethernet
229d68875ebSPyun YongHyeondevice		alc		# Atheros AR8131/AR8132 Ethernet
2303c6e15bcSPyun YongHyeondevice		ale		# Atheros AR8121/AR8113/AR8114 Ethernet
231d8636a9aSPaul Saabdevice		bce		# Broadcom BCM5706/BCM5708 Gigabit Ethernet
2324e744b5eSDavid E. O'Briendevice		bfe		# Broadcom BCM440x 10/100 Ethernet
2333fc40c24SDavid E. O'Briendevice		bge		# Broadcom BCM570xx Gigabit Ethernet
234b78ebd64SMarius Strobldevice		cas		# Sun Cassini/Cassini+ and NS DP83065 Saturn
235c9953c3bSPeter Wemmdevice		dc		# DEC/Intel 21143 and various workalikes
2364d52a575SXin LIdevice		et		# Agere ET1310 10/100/Gigabit Ethernet
2374664a8d5SJonathan Lemondevice		fxp		# Intel EtherExpress PRO/100B (82557, 82558)
238b78ebd64SMarius Strobldevice		gem		# Sun GEM/Sun ERI/Apple GMAC
239b78ebd64SMarius Strobldevice		hme		# Sun HME (Happy Meal Ethernet)
24020f99a5bSPyun YongHyeondevice		jme		# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
2416f4e528aSJun Kuriyamadevice		lge		# Level 1 LXT1001 gigabit Ethernet
2421f90cf98SPyun YongHyeondevice		msk		# Marvell/SysKonnect Yukon II Gigabit Ethernet
243b5f0caf9SPyun YongHyeondevice		nfe		# nVidia nForce MCP on-board Ethernet
2446f4e528aSJun Kuriyamadevice		nge		# NatSemi DP83820 gigabit Ethernet
245b5f0caf9SPyun YongHyeon#device		nve		# nVidia nForce MCP on-board Ethernet Networking
246dcaf1a38SMarius Strobldevice		pcn		# AMD Am79C97x PCI 10/100 (precedence over 'le')
247a94100faSBill Pauldevice		re		# RealTek 8139C+/8169/8169S/8110S
248c9953c3bSPeter Wemmdevice		rl		# RealTek 8129/8139
249c9953c3bSPeter Wemmdevice		sf		# Adaptec AIC-6915 (``Starfire'')
250d193ed0bSPyun YongHyeondevice		sge		# Silicon Integrated Systems SiS190/191
251c9953c3bSPeter Wemmdevice		sis		# Silicon Integrated Systems SiS 900/SiS 7016
2524e744b5eSDavid E. O'Briendevice		sk		# SysKonnect SK-984x & SK-982x gigabit Ethernet
253c9953c3bSPeter Wemmdevice		ste		# Sundance ST201 (D-Link DFE-550TX)
254ae05dd24SPyun YongHyeondevice		stge		# Sundance/Tamarack TC9021 gigabit Ethernet
255c9953c3bSPeter Wemmdevice		tl		# Texas Instruments ThunderLAN
256600ae3ddSSemen Ustimenkodevice		tx		# SMC EtherPower II (83c170 ``EPIC'')
2576f4e528aSJun Kuriyamadevice		vge		# VIA VT612x gigabit Ethernet
258c9953c3bSPeter Wemmdevice		vr		# VIA Rhine, Rhine II
2592608aefcSPyun YongHyeondevice		vte		# DM&P Vortex86 RDC R6040 Fast Ethernet
260c9953c3bSPeter Wemmdevice		wb		# Winbond W89C840F
261c9953c3bSPeter Wemmdevice		xl		# 3Com 3c90x (``Boomerang'', ``Cyclone'')
26229c6a10bSGarrett Wollman
26308e33a7fSJens Schweikhardt# ISA Ethernet NICs.  pccard NICs included.
26430cb2a0dSWarner Loshdevice		cs		# Crystal Semiconductor CS89x0 NIC
265f2fdbb57SWarner Losh# 'device ed' requires 'device miibus'
26630cb2a0dSWarner Loshdevice		ed		# NE[12]000, SMC Ultra, 3c503, DS8390 cards
26730cb2a0dSWarner Loshdevice		ex		# Intel EtherExpress Pro/10 and Pro/10+
26830cb2a0dSWarner Loshdevice		ep		# Etherlink III based cards
26930cb2a0dSWarner Loshdevice		fe		# Fujitsu MB8696x based cards
27050e960d9SMatthew N. Dodddevice		ie		# EtherExpress 8/16, 3C507, StarLAN 10 etc.
2714e744b5eSDavid E. O'Briendevice		sn		# SMC's 9000 series of Ethernet chips
2724e744b5eSDavid E. O'Briendevice		xe		# Xircom pccard Ethernet
27353501555SWarner Losh
27430cb2a0dSWarner Losh# Wireless NIC cards
27518bf5d2bSSam Lefflerdevice		wlan		# 802.11 support
2766c26723bSSam Leffleroptions 	IEEE80211_DEBUG	# enable debug msgs
2776c26723bSSam Leffleroptions 	IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
278c16c6b65SRui Paulooptions 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
2798e84cc6bSSam Lefflerdevice		wlan_wep	# 802.11 WEP support
2808e84cc6bSSam Lefflerdevice		wlan_ccmp	# 802.11 CCMP support
2818e84cc6bSSam Lefflerdevice		wlan_tkip	# 802.11 TKIP support
2820738dfc3SKevin Lodevice		wlan_amrr	# AMRR transmit rate control algorithm
28330cb2a0dSWarner Loshdevice		an		# Aironet 4500/4800 802.11 wireless NICs.
284dba9c859SAdrian Chadddevice		ath		# Atheros NIC's
285dba9c859SAdrian Chadddevice		ath_pci		# Atheros pci/cardbus glue
28633644623SSam Lefflerdevice		ath_hal		# pci/cardbus chip support
28733644623SSam Leffleroptions 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
2883342d830SAdrian Chaddoptions 	AH_AR5416_INTERRUPT_MITIGATION	# AR5416 interrupt mitigation
289*83567110SAdrian Chaddoptions 	ATH_ENABLE_11N	# Enable 802.11n support for AR5416 and later
2908e84cc6bSSam Lefflerdevice		ath_rate_sample	# SampleRate tx rate control for ath
291d1f25d5dSBernhard Schmidt#device		bwi		# Broadcom BCM430x/BCM431x wireless NICs.
292d1f25d5dSBernhard Schmidt#device		bwn		# Broadcom BCM43xx wireless NICs.
293d1f25d5dSBernhard Schmidtdevice		ipw		# Intel 2100 wireless NICs.
294d1f25d5dSBernhard Schmidtdevice		iwi		# Intel 2200BG/2225BG/2915ABG wireless NICs.
295d1f25d5dSBernhard Schmidtdevice		iwn		# Intel 4965/1000/5000/6000 wireless NICs.
296d1f25d5dSBernhard Schmidtdevice		malo		# Marvell Libertas wireless NICs.
297d1f25d5dSBernhard Schmidtdevice		mwl		# Marvell 88W8363 802.11n wireless NICs.
2980b090f41SDamien Bergaminidevice		ral		# Ralink Technology RT2500 wireless NICs.
299917280dfSSam Lefflerdevice		wi		# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
30030cb2a0dSWarner Losh#device		wl		# Older non 802.11 Wavelan wireless NIC.
301d1f25d5dSBernhard Schmidtdevice		wpi		# Intel 3945ABG wireless NICs.
30230cb2a0dSWarner Losh
303aa355a26SMaxim Konovalov# Pseudo devices.
304f71c01ccSPeter Wemmdevice		loop		# Network loopback
3058ab2f5ecSMark Murraydevice		random		# Entropy device
306f71c01ccSPeter Wemmdevice		ether		# Ethernet support
3079efde583SBrooks Davisdevice		vlan		# 802.1Q VLAN support
308f71c01ccSPeter Wemmdevice		tun		# Packet tunnel.
309f71c01ccSPeter Wemmdevice		md		# Memory "disks"
31053dab5feSBrooks Davisdevice		gif		# IPv6 and IPv4 tunneling
3112f653328SBrooks Davisdevice		faith		# IPv6-to-IPv4 relaying (translation)
312626b06c7SMatt Jacobdevice		firmware	# firmware assist module
313c683ac7cSJoerg Wunsch
314f71c01ccSPeter Wemm# The `bpf' device enables the Berkeley Packet Filter.
3150a729622SJordan K. Hubbard# Be aware of the administrative consequences of enabling this!
316991f5121SMurray Stokely# Note that 'bpf' is required for DHCP.
317f71c01ccSPeter Wemmdevice		bpf		# Berkeley packet filter
3180cec007cSNick Hibma
319c89d41e5SAndrew Thompson# USB support
320b850ecc1SAndrew Thompsonoptions 	USB_DEBUG	# enable debug msgs
321c89d41e5SAndrew Thompsondevice		uhci		# UHCI PCI->USB interface
322c89d41e5SAndrew Thompsondevice		ohci		# OHCI PCI->USB interface
323c89d41e5SAndrew Thompsondevice		ehci		# EHCI PCI->USB interface (USB 2.0)
324144b7166SHans Petter Selaskydevice		xhci		# XHCI PCI->USB interface (USB 3.0)
325c89d41e5SAndrew Thompsondevice		usb		# USB Bus (required)
326c89d41e5SAndrew Thompsondevice		ukbd		# Keyboard
327c89d41e5SAndrew Thompsondevice		umass		# Disks/Mass storage - Requires scbus and da
328092cd06fSHidetoshi Shimokawa
329092cd06fSHidetoshi Shimokawa# FireWire support
330092cd06fSHidetoshi Shimokawadevice		firewire	# FireWire bus code
3317042aba7SKen Smith# sbp(4) works for some systems but causes boot failure on others
3324c0ba9b7SKen Smith#device		sbp		# SCSI over FireWire (Requires scbus and da)
333092cd06fSHidetoshi Shimokawadevice		fwe		# Ethernet over FireWire (non-standard!)
33435fafac2SHidetoshi Shimokawadevice		fwip		# IP over FireWire (RFC 2734,3146)
33535fafac2SHidetoshi Shimokawadevice		dcons		# Dumb console driver
33635fafac2SHidetoshi Shimokawadevice		dcons_crom	# Configuration ROM for dcons
337701b698bSJoel Dahl
338701b698bSJoel Dahl# Sound support
339701b698bSJoel Dahldevice		sound		# Generic sound driver (required)
340f38f12f2SJoel Dahldevice		snd_cmi		# CMedia CMI8338/CMI8738
341f38f12f2SJoel Dahldevice		snd_csa		# Crystal Semiconductor CS461x/428x
342f38f12f2SJoel Dahldevice		snd_emu10kx	# Creative SoundBlaster Live! and Audigy
343701b698bSJoel Dahldevice		snd_es137x	# Ensoniq AudioPCI ES137x
344701b698bSJoel Dahldevice		snd_hda		# Intel High Definition Audio
345701b698bSJoel Dahldevice		snd_ich		# Intel, NVidia and other ICH AC'97 Audio
346701b698bSJoel Dahldevice		snd_via8233	# VIA VT8233x Audio
347966d0ed1SKevin Lo
348966d0ed1SKevin Lo# MMC/SD
349966d0ed1SKevin Lodevice		mmc		# MMC/SD bus
350966d0ed1SKevin Lodevice		mmcsd		# MMC/SD memory card
351966d0ed1SKevin Lodevice		sdhci		# Generic PCI SD Host Controller
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