xref: /freebsd/sys/amd64/conf/GENERIC (revision 3342d830)
1ba1cabf4SPeter Wemm#
2afa88623SPeter Wemm# GENERIC -- Generic kernel configuration file for FreeBSD/amd64
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
21afa88623SPeter Wemmcpu		HAMMER
22677060b4SPoul-Henning Kampident		GENERIC
23677060b4SPoul-Henning Kamp
24b8aeddf1SPeter Wemmmakeoptions	DEBUG=-g		# Build kernel with gdb(1) debug symbols
25e9acaa9aSBrooks Davismakeoptions	WITH_CTF=1		# Run ctfconvert(1) for DTrace support
26713c9391SDavid E. O'Brien
2795b55771SKen Smithoptions 	SCHED_ULE		# ULE scheduler
28444ba945SScott Longoptions 	PREEMPTION		# Enable kernel thread preemption
29677060b4SPoul-Henning Kampoptions 	INET			# InterNETworking
30ba1cabf4SPeter Wemmoptions 	INET6			# IPv6 communications protocols
314fabde56SChristian Bruefferoptions 	SCTP			# Stream Control Transmission Protocol
324525c93eSJordan K. Hubbardoptions 	FFS			# Berkeley Fast Filesystem
33bc265916SPeter Wemmoptions 	SOFTUPDATES		# Enable FFS soft updates support
34ba1cabf4SPeter Wemmoptions 	UFS_ACL			# Support for access control lists
35ba1cabf4SPeter Wemmoptions 	UFS_DIRHASH		# Improve performance on big directories
36fef2a259SPawel Jakub Dawidekoptions 	UFS_GJOURNAL		# Enable gjournal-based UFS journaling
3770c3f049SMark Murrayoptions 	MD_ROOT			# MD is a potential root device
384309e17aSRick Macklemoptions 	NFSCL			# New Network Filesystem Client
394309e17aSRick Macklemoptions 	NFSD			# New Network Filesystem Server
40fa9d9930SDoug Rabsonoptions 	NFSLOCKD		# Network Lock Manager
4188c037e2SRick Macklemoptions 	NFS_ROOT		# NFS usable as /, requires NFSCL
42ba1cabf4SPeter Wemmoptions 	MSDOSFS			# MSDOS Filesystem
43ba1cabf4SPeter Wemmoptions 	CD9660			# ISO 9660 Filesystem
44ba1cabf4SPeter Wemmoptions 	PROCFS			# Process filesystem (requires PSEUDOFS)
45ba1cabf4SPeter Wemmoptions 	PSEUDOFS		# Pseudo-filesystem framework
461d3aed33SMarcel Moolenaaroptions 	GEOM_PART_GPT		# GUID Partition Tables.
47c078c188SAlexander Motinoptions 	GEOM_RAID		# Soft RAID functionality.
48983f9709SBrooks Davisoptions 	GEOM_LABEL		# Provides labelization
49841c0c7eSNathan Whitehornoptions 	COMPAT_FREEBSD32	# Compatible with i386 binaries
50713c9391SDavid E. O'Brienoptions 	COMPAT_FREEBSD4		# Compatible with FreeBSD4
5122e59cecSKen Smithoptions 	COMPAT_FREEBSD5		# Compatible with FreeBSD5
526c9fdda7SRuslan Ermilovoptions 	COMPAT_FREEBSD6		# Compatible with FreeBSD6
535965c4b7SJohn Baldwinoptions 	COMPAT_FREEBSD7		# Compatible with FreeBSD7
5432672ba8SAndre Oppermannoptions 	SCSI_DELAY=5000		# Delay (in ms) before probing SCSI
55ba1cabf4SPeter Wemmoptions 	KTRACE			# ktrace(1) support
563c90d1eaSRobert Watsonoptions 	STACK			# stack(9) support
57713c9391SDavid E. O'Brienoptions 	SYSVSHM			# SYSV-style shared memory
58713c9391SDavid E. O'Brienoptions 	SYSVMSG			# SYSV-style message queues
59713c9391SDavid E. O'Brienoptions 	SYSVSEM			# SYSV-style semaphores
60118ef86eSJohn Baldwinoptions 	_KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
61c2919fd8SEd Schoutenoptions 	PRINTF_BUFR_SIZE=128	# Prevent printf output being interspersed.
62ba1cabf4SPeter Wemmoptions 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
63dbd47f15SXin LIoptions 	HWPMC_HOOKS		# Necessary kernel hooks for hwpmc(4)
6468ce278eSMaxim Sobolevoptions 	AUDIT			# Security event auditing
65009d2032SRobert Watsonoptions 	CAPABILITY_MODE		# Capsicum capability mode
66009d2032SRobert Watsonoptions 	CAPABILITIES		# Capsicum capabilities
67bd875f5fSRobert Watsonoptions 	MAC			# TrustedBSD MAC Framework
68e9acaa9aSBrooks Davisoptions 	KDTRACE_FRAME		# Ensure frames are compiled in
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
81686710f7SAttilio Raooptions 	INVARIANTS		# Enable calls of extra sanity checking
8247e87d5aSWarner Loshoptions 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
83686710f7SAttilio Raooptions 	WITNESS			# Enable checks to detect deadlocks and cycles
84686710f7SAttilio Raooptions 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
85686710f7SAttilio Raooptions 	MALLOC_DEBUG_MAXZONES=8	# Separate malloc(9) zones
868fab58d8SPoul-Henning Kamp
87b8aeddf1SPeter Wemm# Make an SMP-capable kernel by default
88b8aeddf1SPeter Wemmoptions 	SMP			# Symmetric MultiProcessor Kernel
89118ef86eSJohn Baldwin
90a7b811a6SNate Lawson# CPU frequency control
91a7b811a6SNate Lawsondevice		cpufreq
92a7b811a6SNate Lawson
9354903605SPeter Wemm# Bus support.
94a4d60a7fSPeter Wemmdevice		acpi
95b618108fSPeter Wemmdevice		pci
96ba1cabf4SPeter Wemm
97ba1cabf4SPeter Wemm# Floppy drives
98ba1cabf4SPeter Wemmdevice		fdc
99677060b4SPoul-Henning Kamp
10097b53e36SAlexander Motin# ATA controllers
10197b53e36SAlexander Motindevice		ahci		# AHCI-compatible SATA controllers
10297b53e36SAlexander Motindevice		ata		# Legacy ATA/SATA controllers
10397b53e36SAlexander Motinoptions 	ATA_CAM		# Handle legacy controllers with CAM
1040d307e09SAlexander Motinoptions 	ATA_STATIC_ID	# Static device numbering
10597b53e36SAlexander Motindevice		mvs		# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
10697b53e36SAlexander Motindevice		siis		# SiliconImage SiI3124/SiI3132/SiI3531 SATA
107ff680471SDavid E. O'Brien
108ba1cabf4SPeter Wemm# SCSI Controllers
109ba1cabf4SPeter Wemmdevice		ahc		# AHA2940 and onboard AIC7xxx devices
1103b28c0c6SXin LIoptions 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
1113b28c0c6SXin LI					# output.  Adds ~128k to driver.
112ba1cabf4SPeter Wemmdevice		ahd		# AHA39320/29320 and onboard AIC79xx devices
1133b28c0c6SXin LIoptions 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
1143b28c0c6SXin LI					# output.  Adds ~215k to driver.
115a9ab459bSMarius Strobldevice		esp		# AMD Am53C974 (Tekram DC-390(T))
1164439f8b4SScott Longdevice		hptiop		# Highpoint RocketRaid 3xxx series
117ba1cabf4SPeter Wemmdevice		isp		# Qlogic family
11846ec31b0SPeter Wemm#device		ispfw		# Firmware for QLogic HBAs- normally a module
119ba1cabf4SPeter Wemmdevice		mpt		# LSI-Logic MPT-Fusion
120d3c7b9a0SKenneth D. Merrydevice		mps		# LSI-Logic MPT-Fusion 2
121ba1cabf4SPeter Wemm#device		ncr		# NCR/Symbios Logic
122b8aeddf1SPeter Wemmdevice		sym		# NCR/Symbios Logic (newer chipsets + those of `ncr')
123ba1cabf4SPeter Wemmdevice		trm		# Tekram DC395U/UW/F DC315U adapters
124ba1cabf4SPeter Wemm
125ba1cabf4SPeter Wemmdevice		adv		# Advansys SCSI adapters
126ba1cabf4SPeter Wemmdevice		adw		# Advansys wide SCSI adapters
127ba1cabf4SPeter Wemmdevice		aic		# Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
128ba1cabf4SPeter Wemmdevice		bt		# Buslogic/Mylex MultiMaster SCSI adapters
129f11c7f63SJim Harrisdevice		isci		# Intel C600 SAS controller
130ba1cabf4SPeter Wemm
13197b53e36SAlexander Motin# ATA/SCSI peripherals
13297b53e36SAlexander Motindevice		scbus		# SCSI bus (required for ATA/SCSI)
133ba1cabf4SPeter Wemmdevice		ch		# SCSI media changers
134ba1cabf4SPeter Wemmdevice		da		# Direct Access (disks)
135ba1cabf4SPeter Wemmdevice		sa		# Sequential Access (tape etc)
136ba1cabf4SPeter Wemmdevice		cd		# CD
13797b53e36SAlexander Motindevice		pass		# Passthrough device (direct ATA/SCSI access)
138130f4520SKenneth D. Merrydevice		ses		# Enclosure Services (SES and SAF-TE)
139130f4520SKenneth D. Merrydevice		ctl		# CAM Target Layer
140ba1cabf4SPeter Wemm
141a4d60a7fSPeter Wemm# RAID controllers interfaced to the SCSI subsystem
1424d598bc1SMaxim Sobolevdevice		amr		# AMI MegaRAID
143d0885ac3SScott Longdevice		arcmsr		# Areca SATA II RAID
1444d598bc1SMaxim Sobolev#XXX it is not 64-bit clean, -scottl
1454d598bc1SMaxim Sobolev#device		asr		# DPT SmartRAID V, VI and Adaptec SCSI RAID
146a4d60a7fSPeter Wemmdevice		ciss		# Compaq Smart RAID 5*
147a4d60a7fSPeter Wemmdevice		dpt		# DPT Smartcache III, IV - See NOTES for options
148dc8540a9SScott Longdevice		hptmv		# Highpoint RocketRAID 182x
149b063a422SScott Longdevice		hptrr		# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
150a4d60a7fSPeter Wemmdevice		iir		# Intel Integrated RAID
151a4d60a7fSPeter Wemmdevice		ips		# IBM (Adaptec) ServeRAID
152a4d60a7fSPeter Wemmdevice		mly		# Mylex AcceleRAID/eXtremeRAID
1532a779082SPeter Wemmdevice		twa		# 3ware 9000 series PATA/SATA RAID
154a4d60a7fSPeter Wemm
155ba1cabf4SPeter Wemm# RAID controllers
156df6ece38SPeter Wemmdevice		aac		# Adaptec FSA RAID
157df6ece38SPeter Wemmdevice		aacp		# SCSI passthrough for aac (requires CAM)
158ba1cabf4SPeter Wemmdevice		ida		# Compaq Smart RAID
1597f631a41SScott Longdevice		mfi		# LSI MegaRAID SAS
160ba1cabf4SPeter Wemmdevice		mlx		# Mylex DAC960 family
161ba1cabf4SPeter Wemm#XXX pointer/int warnings
162ba1cabf4SPeter Wemm#device		pst		# Promise Supertrak SX6000
163ba1cabf4SPeter Wemmdevice		twe		# 3ware ATA RAID
164db1fda10SXin LIdevice		tws		# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
165ba1cabf4SPeter Wemm
16623f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse
16714426b9cSPeter Wemmdevice		atkbdc		# AT keyboard controller
16814426b9cSPeter Wemmdevice		atkbd		# AT keyboard
16914426b9cSPeter Wemmdevice		psm		# PS/2 mouse
1702ad872c5SKazutaka YOKOTA
171b6431012SMaksim Yevmenkindevice		kbdmux		# keyboard multiplexer
172b6431012SMaksim Yevmenkin
17314426b9cSPeter Wemmdevice		vga		# VGA video card driver
174e883bb1aSJung-uk Kimoptions 	VESA		# Add support for VESA BIOS Extensions (VBE)
1752ad872c5SKazutaka YOKOTA
17614426b9cSPeter Wemmdevice		splash		# Splash screen and screen saver support
1772ad872c5SKazutaka YOKOTA
178c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console
17914426b9cSPeter Wemmdevice		sc
18000c885e1SJung-uk Kimoptions 	SC_PIXEL_MODE	# add support for the raster text mode
1815895e3c8SPeter Wemm
182354096a3SEric Anholtdevice		agp		# support several AGP chipsets
183354096a3SEric Anholt
184ba1cabf4SPeter Wemm# PCCARD (PCMCIA) support
1853a0bfa76SPeter Wemm# PCMCIA and cardbus bridge support
186ba1cabf4SPeter Wemmdevice		cbb		# cardbus (yenta) bridge
187ba1cabf4SPeter Wemmdevice		pccard		# PC Card (16-bit) bus
188ba1cabf4SPeter Wemmdevice		cardbus		# CardBus (32-bit) bus
189e597b497SNate Williams
1901f06573dSPeter Wemm# Serial (COM) ports
19138195fdcSMarcel Moolenaardevice		uart		# Generic UART driver
192677060b4SPoul-Henning Kamp
19304e83575SJoseph Koshy# Parallel port
194ba1cabf4SPeter Wemmdevice		ppc
195ba1cabf4SPeter Wemmdevice		ppbus		# Parallel port bus (required)
196ba1cabf4SPeter Wemmdevice		lpt		# Printer
197ba1cabf4SPeter Wemmdevice		plip		# TCP/IP over parallel
198ba1cabf4SPeter Wemmdevice		ppi		# Parallel port interface device
199ba1cabf4SPeter Wemm#device		vpo		# Requires scbus and da
200ba1cabf4SPeter Wemm
2013a3ba1b0SJohn Baldwindevice		puc		# Multi I/O cards and multi-channel UARTs
202ba1cabf4SPeter Wemm
203ba1cabf4SPeter Wemm# PCI Ethernet NICs.
204dd46ab31SDavid Christensendevice		bxe		# Broadcom BCM57710/BCM57711/BCM57711E 10Gb Ethernet
205ba1cabf4SPeter Wemmdevice		de		# DEC/Intel DC21x4x (``Tulip'')
206859ff640SJack F Vogeldevice		em		# Intel PRO/1000 Gigabit Ethernet Family
207859ff640SJack F Vogeldevice		igb		# Intel PRO/1000 PCIE Server Gigabit Family
208b698ab40SJack F Vogeldevice		ixgbe		# Intel PRO/10GbE PCIE Ethernet Family
2098df071afSMarius Strobldevice		le		# AMD Am7900 LANCE and Am79C9xx PCnet
2106e535f6eSRemko Lodderdevice		ti		# Alteon Networks Tigon I/II gigabit Ethernet
211ba1cabf4SPeter Wemmdevice		txp		# 3Com 3cR990 (``Typhoon'')
212ba1cabf4SPeter Wemmdevice		vx		# 3Com 3c590, 3c595 (``Vortex'')
213c6a5d1a6SPeter Wemm
214c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code.
215f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
216c9953c3bSPeter Wemmdevice		miibus		# MII bus support
217ba26d470SStanislav Sedovdevice		ae		# Attansic/Atheros L2 FastEthernet
21883a17b90SPyun YongHyeondevice		age		# Attansic/Atheros L1 Gigabit Ethernet
219d68875ebSPyun YongHyeondevice		alc		# Atheros AR8131/AR8132 Ethernet
2203c6e15bcSPyun YongHyeondevice		ale		# Atheros AR8121/AR8113/AR8114 Ethernet
221d8636a9aSPaul Saabdevice		bce		# Broadcom BCM5706/BCM5708 Gigabit Ethernet
2224e744b5eSDavid E. O'Briendevice		bfe		# Broadcom BCM440x 10/100 Ethernet
2233fc40c24SDavid E. O'Briendevice		bge		# Broadcom BCM570xx Gigabit Ethernet
224b78ebd64SMarius Strobldevice		cas		# Sun Cassini/Cassini+ and NS DP83065 Saturn
225ba1cabf4SPeter Wemmdevice		dc		# DEC/Intel 21143 and various workalikes
2264d52a575SXin LIdevice		et		# Agere ET1310 10/100/Gigabit Ethernet
2274664a8d5SJonathan Lemondevice		fxp		# Intel EtherExpress PRO/100B (82557, 82558)
228b78ebd64SMarius Strobldevice		gem		# Sun GEM/Sun ERI/Apple GMAC
229b78ebd64SMarius Strobldevice		hme		# Sun HME (Happy Meal Ethernet)
23020f99a5bSPyun YongHyeondevice		jme		# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
2316f4e528aSJun Kuriyamadevice		lge		# Level 1 LXT1001 gigabit Ethernet
2321f90cf98SPyun YongHyeondevice		msk		# Marvell/SysKonnect Yukon II Gigabit Ethernet
233b5f0caf9SPyun YongHyeondevice		nfe		# nVidia nForce MCP on-board Ethernet
2346f4e528aSJun Kuriyamadevice		nge		# NatSemi DP83820 gigabit Ethernet
235b5f0caf9SPyun YongHyeon#device		nve		# nVidia nForce MCP on-board Ethernet Networking
2368df071afSMarius Strobldevice		pcn		# AMD Am79C97x PCI 10/100 (precedence over 'le')
237a94100faSBill Pauldevice		re		# RealTek 8139C+/8169/8169S/8110S
238ba1cabf4SPeter Wemmdevice		rl		# RealTek 8129/8139
239ba1cabf4SPeter Wemmdevice		sf		# Adaptec AIC-6915 (``Starfire'')
240d193ed0bSPyun YongHyeondevice		sge		# Silicon Integrated Systems SiS190/191
241ba1cabf4SPeter Wemmdevice		sis		# Silicon Integrated Systems SiS 900/SiS 7016
2424e744b5eSDavid E. O'Briendevice		sk		# SysKonnect SK-984x & SK-982x gigabit Ethernet
243ba1cabf4SPeter Wemmdevice		ste		# Sundance ST201 (D-Link DFE-550TX)
244579aaaa4SMaxim Sobolevdevice		stge		# Sundance/Tamarack TC9021 gigabit Ethernet
245ba1cabf4SPeter Wemmdevice		tl		# Texas Instruments ThunderLAN
246ba1cabf4SPeter Wemmdevice		tx		# SMC EtherPower II (83c170 ``EPIC'')
2476f4e528aSJun Kuriyamadevice		vge		# VIA VT612x gigabit Ethernet
248ba1cabf4SPeter Wemmdevice		vr		# VIA Rhine, Rhine II
249ba1cabf4SPeter Wemmdevice		wb		# Winbond W89C840F
250c9953c3bSPeter Wemmdevice		xl		# 3Com 3c90x (``Boomerang'', ``Cyclone'')
25129c6a10bSGarrett Wollman
2523a0bfa76SPeter Wemm# ISA Ethernet NICs.  pccard NICs included.
253ba1cabf4SPeter Wemmdevice		cs		# Crystal Semiconductor CS89x0 NIC
254ba1cabf4SPeter Wemm# 'device ed' requires 'device miibus'
2555a297065SMaxime Henriondevice		ed		# NE[12]000, SMC Ultra, 3c503, DS8390 cards
256ba1cabf4SPeter Wemmdevice		ex		# Intel EtherExpress Pro/10 and Pro/10+
257ba1cabf4SPeter Wemmdevice		ep		# Etherlink III based cards
258ba1cabf4SPeter Wemmdevice		fe		# Fujitsu MB8696x based cards
2594e744b5eSDavid E. O'Briendevice		sn		# SMC's 9000 series of Ethernet chips
2604e744b5eSDavid E. O'Briendevice		xe		# Xircom pccard Ethernet
261ba1cabf4SPeter Wemm
262ba1cabf4SPeter Wemm# Wireless NIC cards
263ba1cabf4SPeter Wemmdevice		wlan		# 802.11 support
2646c26723bSSam Leffleroptions 	IEEE80211_DEBUG	# enable debug msgs
2656c26723bSSam Leffleroptions 	IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
266c16c6b65SRui Paulooptions 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
26757d6ae06SSam Lefflerdevice		wlan_wep	# 802.11 WEP support
26857d6ae06SSam Lefflerdevice		wlan_ccmp	# 802.11 CCMP support
26957d6ae06SSam Lefflerdevice		wlan_tkip	# 802.11 TKIP support
27000465d5aSKevin Lodevice		wlan_amrr	# AMRR transmit rate control algorithm
271ba1cabf4SPeter Wemmdevice		an		# Aironet 4500/4800 802.11 wireless NICs.
272dba9c859SAdrian Chadddevice		ath		# Atheros NIC's
273dba9c859SAdrian Chadddevice		ath_pci		# Atheros pci/cardbus glue
27433644623SSam Lefflerdevice		ath_hal		# pci/cardbus chip support
27533644623SSam Leffleroptions 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
2763342d830SAdrian Chaddoptions 	AH_AR5416_INTERRUPT_MITIGATION	# AR5416 interrupt mitigation
2773342d830SAdrian Chaddoptions 	ATH_SUPPORT_11N	# Enable 802.11n support for AR5416 and later
27857d6ae06SSam Lefflerdevice		ath_rate_sample	# SampleRate tx rate control for ath
279d1f25d5dSBernhard Schmidt#device		bwi		# Broadcom BCM430x/BCM431x wireless NICs.
280d1f25d5dSBernhard Schmidt#device		bwn		# Broadcom BCM43xx wireless NICs.
281d1f25d5dSBernhard Schmidtdevice		ipw		# Intel 2100 wireless NICs.
282d1f25d5dSBernhard Schmidtdevice		iwi		# Intel 2200BG/2225BG/2915ABG wireless NICs.
283d1f25d5dSBernhard Schmidtdevice		iwn		# Intel 4965/1000/5000/6000 wireless NICs.
284d1f25d5dSBernhard Schmidtdevice		malo		# Marvell Libertas wireless NICs.
285d1f25d5dSBernhard Schmidtdevice		mwl		# Marvell 88W8363 802.11n wireless NICs.
2860b090f41SDamien Bergaminidevice		ral		# Ralink Technology RT2500 wireless NICs.
287ba1cabf4SPeter Wemmdevice		wi		# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
288d1f25d5dSBernhard Schmidtdevice		wpi		# Intel 3945ABG wireless NICs.
289ba1cabf4SPeter Wemm
290aa355a26SMaxim Konovalov# Pseudo devices.
291f71c01ccSPeter Wemmdevice		loop		# Network loopback
2928ab2f5ecSMark Murraydevice		random		# Entropy device
293f71c01ccSPeter Wemmdevice		ether		# Ethernet support
2949efde583SBrooks Davisdevice		vlan		# 802.1Q VLAN support
295ba1cabf4SPeter Wemmdevice		tun		# Packet tunnel.
296ba1cabf4SPeter Wemmdevice		md		# Memory "disks"
297ba1cabf4SPeter Wemmdevice		gif		# IPv6 and IPv4 tunneling
298ba1cabf4SPeter Wemmdevice		faith		# IPv6-to-IPv4 relaying (translation)
299086ba9f7SMatt Jacobdevice		firmware	# firmware assist module
300713c9391SDavid E. O'Brien
301713c9391SDavid E. O'Brien# The `bpf' device enables the Berkeley Packet Filter.
302713c9391SDavid E. O'Brien# Be aware of the administrative consequences of enabling this!
303991f5121SMurray Stokely# Note that 'bpf' is required for DHCP.
304713c9391SDavid E. O'Briendevice		bpf		# Berkeley packet filter
3050cec007cSNick Hibma
306c89d41e5SAndrew Thompson# USB support
307f6a9d95bSAndrew Thompsonoptions 	USB_DEBUG	# enable debug msgs
308c89d41e5SAndrew Thompsondevice		uhci		# UHCI PCI->USB interface
309c89d41e5SAndrew Thompsondevice		ohci		# OHCI PCI->USB interface
310c89d41e5SAndrew Thompsondevice		ehci		# EHCI PCI->USB interface (USB 2.0)
311144b7166SHans Petter Selaskydevice		xhci		# XHCI PCI->USB interface (USB 3.0)
312c89d41e5SAndrew Thompsondevice		usb		# USB Bus (required)
313c89d41e5SAndrew Thompsondevice		ukbd		# Keyboard
314c89d41e5SAndrew Thompsondevice		umass		# Disks/Mass storage - Requires scbus and da
315ba1cabf4SPeter Wemm
316ba1cabf4SPeter Wemm# FireWire support
317ba1cabf4SPeter Wemmdevice		firewire	# FireWire bus code
3187042aba7SKen Smith# sbp(4) works for some systems but causes boot failure on others
3194c0ba9b7SKen Smith#device		sbp		# SCSI over FireWire (Requires scbus and da)
320ba1cabf4SPeter Wemmdevice		fwe		# Ethernet over FireWire (non-standard!)
32135fafac2SHidetoshi Shimokawadevice		fwip		# IP over FireWire (RFC 2734,3146)
32235fafac2SHidetoshi Shimokawadevice		dcons		# Dumb console driver
32335fafac2SHidetoshi Shimokawadevice		dcons_crom	# Configuration ROM for dcons
324701b698bSJoel Dahl
325701b698bSJoel Dahl# Sound support
326701b698bSJoel Dahldevice		sound		# Generic sound driver (required)
327f38f12f2SJoel Dahldevice		snd_cmi		# CMedia CMI8338/CMI8738
328f38f12f2SJoel Dahldevice		snd_csa		# Crystal Semiconductor CS461x/428x
329f38f12f2SJoel Dahldevice		snd_emu10kx	# Creative SoundBlaster Live! and Audigy
330701b698bSJoel Dahldevice		snd_es137x	# Ensoniq AudioPCI ES137x
331701b698bSJoel Dahldevice		snd_hda		# Intel High Definition Audio
332701b698bSJoel Dahldevice		snd_ich		# Intel, NVidia and other ICH AC'97 Audio
333701b698bSJoel Dahldevice		snd_via8233	# VIA VT8233x Audio
334966d0ed1SKevin Lo
335966d0ed1SKevin Lo# MMC/SD
336966d0ed1SKevin Lodevice		mmc		# MMC/SD bus
337966d0ed1SKevin Lodevice		mmcsd		# MMC/SD memory card
338966d0ed1SKevin Lodevice		sdhci		# Generic PCI SD Host Controller
339