xref: /freebsd/sys/amd64/conf/GENERIC (revision 1e66f787)
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#
7a2aef24aSEitan Adler#    https://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
11a2aef24aSEitan Adler# FreeBSD World Wide Web server (https://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
243f1afabfSWarner Loshmakeoptions	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
298e94025bSBjoern A. Zeeboptions 	VIMAGE			# Subsystem virtualization, e.g. VNET
30677060b4SPoul-Henning Kampoptions 	INET			# InterNETworking
31ba1cabf4SPeter Wemmoptions 	INET6			# IPv6 communications protocols
329d0ec2a9SJosh Paetzeloptions 	IPSEC			# IP (v4/v6) security
333b65550eSJosh Paetzeloptions 	IPSEC_SUPPORT		# Allow kldload of ipsec and tcpmd5
3409fe6320SNavdeep Parharoptions 	TCP_OFFLOAD		# TCP offload
35e24e5683SJonathan T. Looneyoptions 	TCP_BLACKBOX		# Enhanced TCP event logging
36bd79708dSJonathan T. Looneyoptions 	TCP_HHOOK		# hhook(9) framework for TCP
3718a75309SPatrick Kelseyoptions		TCP_RFC7413		# TCP Fast Open
384fabde56SChristian Bruefferoptions 	SCTP			# Stream Control Transmission Protocol
394525c93eSJordan K. Hubbardoptions 	FFS			# Berkeley Fast Filesystem
40bc265916SPeter Wemmoptions 	SOFTUPDATES		# Enable FFS soft updates support
41ba1cabf4SPeter Wemmoptions 	UFS_ACL			# Support for access control lists
42ba1cabf4SPeter Wemmoptions 	UFS_DIRHASH		# Improve performance on big directories
43fef2a259SPawel Jakub Dawidekoptions 	UFS_GJOURNAL		# Enable gjournal-based UFS journaling
440dcbedfaSKonstantin Belousovoptions 	QUOTA			# Enable disk quotas for UFS
4570c3f049SMark Murrayoptions 	MD_ROOT			# MD is a potential root device
463e32dff5SJohn Baldwinoptions 	NFSCL			# Network Filesystem Client
473e32dff5SJohn Baldwinoptions 	NFSD			# Network Filesystem Server
48fa9d9930SDoug Rabsonoptions 	NFSLOCKD		# Network Lock Manager
4988c037e2SRick Macklemoptions 	NFS_ROOT		# NFS usable as /, requires NFSCL
50ba1cabf4SPeter Wemmoptions 	MSDOSFS			# MSDOS Filesystem
51ba1cabf4SPeter Wemmoptions 	CD9660			# ISO 9660 Filesystem
52ba1cabf4SPeter Wemmoptions 	PROCFS			# Process filesystem (requires PSEUDOFS)
53ba1cabf4SPeter Wemmoptions 	PSEUDOFS		# Pseudo-filesystem framework
541d3aed33SMarcel Moolenaaroptions 	GEOM_PART_GPT		# GUID Partition Tables.
55c078c188SAlexander Motinoptions 	GEOM_RAID		# Soft RAID functionality.
56983f9709SBrooks Davisoptions 	GEOM_LABEL		# Provides labelization
57841c0c7eSNathan Whitehornoptions 	COMPAT_FREEBSD32	# Compatible with i386 binaries
58713c9391SDavid E. O'Brienoptions 	COMPAT_FREEBSD4		# Compatible with FreeBSD4
5922e59cecSKen Smithoptions 	COMPAT_FREEBSD5		# Compatible with FreeBSD5
606c9fdda7SRuslan Ermilovoptions 	COMPAT_FREEBSD6		# Compatible with FreeBSD6
615965c4b7SJohn Baldwinoptions 	COMPAT_FREEBSD7		# Compatible with FreeBSD7
627d313e7bSJohn Baldwinoptions 	COMPAT_FREEBSD9		# Compatible with FreeBSD9
637d313e7bSJohn Baldwinoptions 	COMPAT_FREEBSD10	# Compatible with FreeBSD10
647f68a896SMark Johnstonoptions 	COMPAT_FREEBSD11	# Compatible with FreeBSD11
6532672ba8SAndre Oppermannoptions 	SCSI_DELAY=5000		# Delay (in ms) before probing SCSI
66ba1cabf4SPeter Wemmoptions 	KTRACE			# ktrace(1) support
673c90d1eaSRobert Watsonoptions 	STACK			# stack(9) support
68713c9391SDavid E. O'Brienoptions 	SYSVSHM			# SYSV-style shared memory
69713c9391SDavid E. O'Brienoptions 	SYSVMSG			# SYSV-style message queues
70713c9391SDavid E. O'Brienoptions 	SYSVSEM			# SYSV-style semaphores
71118ef86eSJohn Baldwinoptions 	_KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
72c2919fd8SEd Schoutenoptions 	PRINTF_BUFR_SIZE=128	# Prevent printf output being interspersed.
73ba1cabf4SPeter Wemmoptions 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
74dbd47f15SXin LIoptions 	HWPMC_HOOKS		# Necessary kernel hooks for hwpmc(4)
7568ce278eSMaxim Sobolevoptions 	AUDIT			# Security event auditing
76009d2032SRobert Watsonoptions 	CAPABILITY_MODE		# Capsicum capability mode
77009d2032SRobert Watsonoptions 	CAPABILITIES		# Capsicum capabilities
78bd875f5fSRobert Watsonoptions 	MAC			# TrustedBSD MAC Framework
79e9acaa9aSBrooks Davisoptions 	KDTRACE_FRAME		# Ensure frames are compiled in
80e9acaa9aSBrooks Davisoptions 	KDTRACE_HOOKS		# Kernel DTrace hooks
81b3a397a8SBrooks Davisoptions 	DDB_CTF			# Kernel ELF linker loads CTF data
8287948dfdSWarner Loshoptions 	INCLUDE_CONFIG_FILE	# Include this file in kernel
83ba8f0eb8SEdward Tomasz Napieralaoptions 	RACCT			# Resource accounting framework
84ba8f0eb8SEdward Tomasz Napieralaoptions 	RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
85ba8f0eb8SEdward Tomasz Napieralaoptions 	RCTL			# Resource limits
86677060b4SPoul-Henning Kamp
876168545aSKen Smith# Debugging support.  Always need this:
888bcb1e9eSMarcel Moolenaaroptions 	KDB			# Enable kernel debugger support.
89818d282eSAndriy Gaponoptions 	KDB_TRACE		# Print a stack trace for a panic.
909ba0691bSAndriy Gapon# For full debugger support use (turn off in stable branch):
918532d381SConrad Meyeroptions 	BUF_TRACKING		# Track buffer history
928bcb1e9eSMarcel Moolenaaroptions 	DDB			# Support DDB.
938532d381SConrad Meyeroptions 	FULL_BUF_TRACKING	# Track more buffer history
948bcb1e9eSMarcel Moolenaaroptions 	GDB			# Support remote GDB.
9588cbfa85SAttilio Raooptions 	DEADLKRES		# Enable the deadlock resolver
96686710f7SAttilio Raooptions 	INVARIANTS		# Enable calls of extra sanity checking
9747e87d5aSWarner Loshoptions 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
98686710f7SAttilio Raooptions 	WITNESS			# Enable checks to detect deadlocks and cycles
99686710f7SAttilio Raooptions 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
100686710f7SAttilio Raooptions 	MALLOC_DEBUG_MAXZONES=8	# Separate malloc(9) zones
1018fab58d8SPoul-Henning Kamp
102b8aeddf1SPeter Wemm# Make an SMP-capable kernel by default
103b8aeddf1SPeter Wemmoptions 	SMP			# Symmetric MultiProcessor Kernel
104b6638164SJohn Baldwinoptions 	EARLY_AP_STARTUP
105118ef86eSJohn Baldwin
106a7b811a6SNate Lawson# CPU frequency control
107a7b811a6SNate Lawsondevice		cpufreq
108a7b811a6SNate Lawson
10954903605SPeter Wemm# Bus support.
110a4d60a7fSPeter Wemmdevice		acpi
11186be9f0dSKonstantin Belousovoptions 	ACPI_DMAR
112b618108fSPeter Wemmdevice		pci
11382cb5c3bSJohn Baldwinoptions 	PCI_HP			# PCI-Express native HotPlug
1149bfb1e36SRyan Stoneoptions		PCI_IOV			# PCI SR-IOV support
115ba1cabf4SPeter Wemm
116ba1cabf4SPeter Wemm# Floppy drives
117ba1cabf4SPeter Wemmdevice		fdc
118677060b4SPoul-Henning Kamp
11997b53e36SAlexander Motin# ATA controllers
12097b53e36SAlexander Motindevice		ahci			# AHCI-compatible SATA controllers
12197b53e36SAlexander Motindevice		ata			# Legacy ATA/SATA controllers
12297b53e36SAlexander Motindevice		mvs			# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
12397b53e36SAlexander Motindevice		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
124ff680471SDavid E. O'Brien
125ba1cabf4SPeter Wemm# SCSI Controllers
126ba1cabf4SPeter Wemmdevice		ahc			# AHA2940 and onboard AIC7xxx devices
127ba1cabf4SPeter Wemmdevice		ahd			# AHA39320/29320 and onboard AIC79xx devices
128a9ab459bSMarius Strobldevice		esp			# AMD Am53C974 (Tekram DC-390(T))
1294439f8b4SScott Longdevice		hptiop			# Highpoint RocketRaid 3xxx series
130ba1cabf4SPeter Wemmdevice		isp			# Qlogic family
13146ec31b0SPeter Wemm#device		ispfw			# Firmware for QLogic HBAs- normally a module
132ba1cabf4SPeter Wemmdevice		mpt			# LSI-Logic MPT-Fusion
133d3c7b9a0SKenneth D. Merrydevice		mps			# LSI-Logic MPT-Fusion 2
134991554f2SKenneth D. Merrydevice		mpr			# LSI-Logic MPT-Fusion 3
135ba1cabf4SPeter Wemm#device		ncr			# NCR/Symbios Logic
136b8aeddf1SPeter Wemmdevice		sym			# NCR/Symbios Logic (newer chipsets + those of `ncr')
137ba1cabf4SPeter Wemmdevice		trm			# Tekram DC395U/UW/F DC315U adapters
138ba1cabf4SPeter Wemm
139ba1cabf4SPeter Wemmdevice		adv			# Advansys SCSI adapters
140ba1cabf4SPeter Wemmdevice		adw			# Advansys wide SCSI adapters
141ba1cabf4SPeter Wemmdevice		aic			# Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
142ba1cabf4SPeter Wemmdevice		bt			# Buslogic/Mylex MultiMaster SCSI adapters
143f11c7f63SJim Harrisdevice		isci			# Intel C600 SAS controller
144ef270ab1SKenneth D. Merrydevice		ocs_fc			# Emulex FC adapters
145ba1cabf4SPeter Wemm
14697b53e36SAlexander Motin# ATA/SCSI peripherals
14797b53e36SAlexander Motindevice		scbus			# SCSI bus (required for ATA/SCSI)
148ba1cabf4SPeter Wemmdevice		ch			# SCSI media changers
149ba1cabf4SPeter Wemmdevice		da			# Direct Access (disks)
150ba1cabf4SPeter Wemmdevice		sa			# Sequential Access (tape etc)
151ba1cabf4SPeter Wemmdevice		cd			# CD
15297b53e36SAlexander Motindevice		pass			# Passthrough device (direct ATA/SCSI access)
153130f4520SKenneth D. Merrydevice		ses			# Enclosure Services (SES and SAF-TE)
1548ed98609SEdward Tomasz Napierala#device		ctl			# CAM Target Layer
155ba1cabf4SPeter Wemm
156a4d60a7fSPeter Wemm# RAID controllers interfaced to the SCSI subsystem
1574d598bc1SMaxim Sobolevdevice		amr			# AMI MegaRAID
158d0885ac3SScott Longdevice		arcmsr			# Areca SATA II RAID
159a4d60a7fSPeter Wemmdevice		ciss			# Compaq Smart RAID 5*
160a4d60a7fSPeter Wemmdevice		dpt			# DPT Smartcache III, IV - See NOTES for options
161dc8540a9SScott Longdevice		hptmv			# Highpoint RocketRAID 182x
1621fdeb165SXin LIdevice		hptnr			# Highpoint DC7280, R750
163b063a422SScott Longdevice		hptrr			# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
1640807ad74SXin LIdevice		hpt27xx			# Highpoint RocketRAID 27xx
165a4d60a7fSPeter Wemmdevice		iir			# Intel Integrated RAID
166a4d60a7fSPeter Wemmdevice		ips			# IBM (Adaptec) ServeRAID
167a4d60a7fSPeter Wemmdevice		mly			# Mylex AcceleRAID/eXtremeRAID
1682a779082SPeter Wemmdevice		twa			# 3ware 9000 series PATA/SATA RAID
1691e66f787SSean Brunodevice          smartpqi                # Microsemi smartpqi driver
170309dca01SXin LIdevice		tws			# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
171a4d60a7fSPeter Wemm
172ba1cabf4SPeter Wemm# RAID controllers
173df6ece38SPeter Wemmdevice		aac			# Adaptec FSA RAID
174df6ece38SPeter Wemmdevice		aacp			# SCSI passthrough for aac (requires CAM)
175dce93cd0SAchim Leubnerdevice		aacraid			# Adaptec by PMC RAID
176ba1cabf4SPeter Wemmdevice		ida			# Compaq Smart RAID
1777f631a41SScott Longdevice		mfi			# LSI MegaRAID SAS
178ba1cabf4SPeter Wemmdevice		mlx			# Mylex DAC960 family
179a58b4afaSMark Johnstondevice		mrsas			# LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
18075333e64SWarner Loshdevice		pmspcv			# PMC-Sierra SAS/SATA Controller driver
181ba1cabf4SPeter Wemm#XXX pointer/int warnings
182ba1cabf4SPeter Wemm#device		pst			# Promise Supertrak SX6000
183ba1cabf4SPeter Wemmdevice		twe			# 3ware ATA RAID
184ba1cabf4SPeter Wemm
1856e3471bdSJim Harris# NVM Express (NVMe) support
1866e3471bdSJim Harrisdevice		nvme			# base NVMe driver
1876e3471bdSJim Harrisdevice		nvd			# expose NVMe namespaces as disks, depends on nvme
1886e3471bdSJim Harris
18923f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse
19014426b9cSPeter Wemmdevice		atkbdc			# AT keyboard controller
19114426b9cSPeter Wemmdevice		atkbd			# AT keyboard
19214426b9cSPeter Wemmdevice		psm			# PS/2 mouse
1932ad872c5SKazutaka YOKOTA
194b6431012SMaksim Yevmenkindevice		kbdmux			# keyboard multiplexer
195b6431012SMaksim Yevmenkin
19614426b9cSPeter Wemmdevice		vga			# VGA video card driver
197e883bb1aSJung-uk Kimoptions 	VESA			# Add support for VESA BIOS Extensions (VBE)
1982ad872c5SKazutaka YOKOTA
19914426b9cSPeter Wemmdevice		splash			# Splash screen and screen saver support
2002ad872c5SKazutaka YOKOTA
201c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console
20214426b9cSPeter Wemmdevice		sc
20300c885e1SJung-uk Kimoptions 	SC_PIXEL_MODE		# add support for the raster text mode
2045895e3c8SPeter Wemm
20530dbb3eaSEd Maste# vt is the new video console driver
20630dbb3eaSEd Mastedevice		vt
20730dbb3eaSEd Mastedevice		vt_vga
20830dbb3eaSEd Mastedevice		vt_efifb
20930dbb3eaSEd Maste
210354096a3SEric Anholtdevice		agp			# support several AGP chipsets
211354096a3SEric Anholt
212ba1cabf4SPeter Wemm# PCCARD (PCMCIA) support
2133a0bfa76SPeter Wemm# PCMCIA and cardbus bridge support
214ba1cabf4SPeter Wemmdevice		cbb			# cardbus (yenta) bridge
215ba1cabf4SPeter Wemmdevice		pccard			# PC Card (16-bit) bus
216ba1cabf4SPeter Wemmdevice		cardbus			# CardBus (32-bit) bus
217e597b497SNate Williams
2181f06573dSPeter Wemm# Serial (COM) ports
21938195fdcSMarcel Moolenaardevice		uart			# Generic UART driver
220677060b4SPoul-Henning Kamp
22104e83575SJoseph Koshy# Parallel port
222ba1cabf4SPeter Wemmdevice		ppc
223ba1cabf4SPeter Wemmdevice		ppbus			# Parallel port bus (required)
224ba1cabf4SPeter Wemmdevice		lpt			# Printer
225ba1cabf4SPeter Wemmdevice		ppi			# Parallel port interface device
226ba1cabf4SPeter Wemm#device		vpo			# Requires scbus and da
227ba1cabf4SPeter Wemm
2283a3ba1b0SJohn Baldwindevice		puc			# Multi I/O cards and multi-channel UARTs
229ba1cabf4SPeter Wemm
230ba1cabf4SPeter Wemm# PCI Ethernet NICs.
2314e400768SDavid Christensendevice		bxe			# Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
232ba1cabf4SPeter Wemmdevice		de			# DEC/Intel DC21x4x (``Tulip'')
233859ff640SJack F Vogeldevice		em			# Intel PRO/1000 Gigabit Ethernet Family
234758cc3dcSJack F Vogeldevice		ix			# Intel PRO/10GbE PCIE PF Ethernet
235758cc3dcSJack F Vogeldevice		ixv			# Intel PRO/10GbE PCIE VF Ethernet
23614f2533cSBjoern A. Zeebdevice		ixl			# Intel XL710 40Gbe PCIE Ethernet
237cb6b8299SEric Joyneroptions		IXL_IW			# Enable iWARP Client Interface in ixl(4)
23814f2533cSBjoern A. Zeebdevice		ixlv			# Intel XL710 40Gbe VF PCIE Ethernet
2398df071afSMarius Strobldevice		le			# AMD Am7900 LANCE and Am79C9xx PCnet
2406e535f6eSRemko Lodderdevice		ti			# Alteon Networks Tigon I/II gigabit Ethernet
241ba1cabf4SPeter Wemmdevice		txp			# 3Com 3cR990 (``Typhoon'')
242ba1cabf4SPeter Wemmdevice		vx			# 3Com 3c590, 3c595 (``Vortex'')
243c6a5d1a6SPeter Wemm
244c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code.
245f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
246c9953c3bSPeter Wemmdevice		miibus			# MII bus support
247ba26d470SStanislav Sedovdevice		ae			# Attansic/Atheros L2 FastEthernet
24883a17b90SPyun YongHyeondevice		age			# Attansic/Atheros L1 Gigabit Ethernet
249d68875ebSPyun YongHyeondevice		alc			# Atheros AR8131/AR8132 Ethernet
2503c6e15bcSPyun YongHyeondevice		ale			# Atheros AR8121/AR8113/AR8114 Ethernet
251d8636a9aSPaul Saabdevice		bce			# Broadcom BCM5706/BCM5708 Gigabit Ethernet
2524e744b5eSDavid E. O'Briendevice		bfe			# Broadcom BCM440x 10/100 Ethernet
2533fc40c24SDavid E. O'Briendevice		bge			# Broadcom BCM570xx Gigabit Ethernet
254b78ebd64SMarius Strobldevice		cas			# Sun Cassini/Cassini+ and NS DP83065 Saturn
255ba1cabf4SPeter Wemmdevice		dc			# DEC/Intel 21143 and various workalikes
2564d52a575SXin LIdevice		et			# Agere ET1310 10/100/Gigabit Ethernet
2574664a8d5SJonathan Lemondevice		fxp			# Intel EtherExpress PRO/100B (82557, 82558)
258b78ebd64SMarius Strobldevice		gem			# Sun GEM/Sun ERI/Apple GMAC
259b78ebd64SMarius Strobldevice		hme			# Sun HME (Happy Meal Ethernet)
26020f99a5bSPyun YongHyeondevice		jme			# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
2616f4e528aSJun Kuriyamadevice		lge			# Level 1 LXT1001 gigabit Ethernet
2621f90cf98SPyun YongHyeondevice		msk			# Marvell/SysKonnect Yukon II Gigabit Ethernet
263b5f0caf9SPyun YongHyeondevice		nfe			# nVidia nForce MCP on-board Ethernet
2646f4e528aSJun Kuriyamadevice		nge			# NatSemi DP83820 gigabit Ethernet
2658df071afSMarius Strobldevice		pcn			# AMD Am79C97x PCI 10/100 (precedence over 'le')
266a94100faSBill Pauldevice		re			# RealTek 8139C+/8169/8169S/8110S
267ba1cabf4SPeter Wemmdevice		rl			# RealTek 8129/8139
268ba1cabf4SPeter Wemmdevice		sf			# Adaptec AIC-6915 (``Starfire'')
269d193ed0bSPyun YongHyeondevice		sge			# Silicon Integrated Systems SiS190/191
270ba1cabf4SPeter Wemmdevice		sis			# Silicon Integrated Systems SiS 900/SiS 7016
2714e744b5eSDavid E. O'Briendevice		sk			# SysKonnect SK-984x & SK-982x gigabit Ethernet
272ba1cabf4SPeter Wemmdevice		ste			# Sundance ST201 (D-Link DFE-550TX)
273579aaaa4SMaxim Sobolevdevice		stge			# Sundance/Tamarack TC9021 gigabit Ethernet
274ba1cabf4SPeter Wemmdevice		tl			# Texas Instruments ThunderLAN
275ba1cabf4SPeter Wemmdevice		tx			# SMC EtherPower II (83c170 ``EPIC'')
2766f4e528aSJun Kuriyamadevice		vge			# VIA VT612x gigabit Ethernet
277ba1cabf4SPeter Wemmdevice		vr			# VIA Rhine, Rhine II
278ba1cabf4SPeter Wemmdevice		wb			# Winbond W89C840F
279c9953c3bSPeter Wemmdevice		xl			# 3Com 3c90x (``Boomerang'', ``Cyclone'')
28029c6a10bSGarrett Wollman
281ba1cabf4SPeter Wemm# Wireless NIC cards
282ba1cabf4SPeter Wemmdevice		wlan			# 802.11 support
2836c26723bSSam Leffleroptions 	IEEE80211_DEBUG		# enable debug msgs
2846c26723bSSam Leffleroptions 	IEEE80211_AMPDU_AGE	# age frames in AMPDU reorder q's
285c16c6b65SRui Paulooptions 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
28657d6ae06SSam Lefflerdevice		wlan_wep		# 802.11 WEP support
28757d6ae06SSam Lefflerdevice		wlan_ccmp		# 802.11 CCMP support
28857d6ae06SSam Lefflerdevice		wlan_tkip		# 802.11 TKIP support
28900465d5aSKevin Lodevice		wlan_amrr		# AMRR transmit rate control algorithm
290ba1cabf4SPeter Wemmdevice		an			# Aironet 4500/4800 802.11 wireless NICs.
29167944c45SGlen Barberdevice		ath			# Atheros NICs
292dba9c859SAdrian Chadddevice		ath_pci			# Atheros pci/cardbus glue
29333644623SSam Lefflerdevice		ath_hal			# pci/cardbus chip support
29433644623SSam Leffleroptions 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
2953342d830SAdrian Chaddoptions 	AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
29683567110SAdrian Chaddoptions 	ATH_ENABLE_11N		# Enable 802.11n support for AR5416 and later
29757d6ae06SSam Lefflerdevice		ath_rate_sample		# SampleRate tx rate control for ath
298d1f25d5dSBernhard Schmidt#device		bwi			# Broadcom BCM430x/BCM431x wireless NICs.
299d1f25d5dSBernhard Schmidt#device		bwn			# Broadcom BCM43xx wireless NICs.
300d1f25d5dSBernhard Schmidtdevice		ipw			# Intel 2100 wireless NICs.
301d1f25d5dSBernhard Schmidtdevice		iwi			# Intel 2200BG/2225BG/2915ABG wireless NICs.
302d1f25d5dSBernhard Schmidtdevice		iwn			# Intel 4965/1000/5000/6000 wireless NICs.
303d1f25d5dSBernhard Schmidtdevice		malo			# Marvell Libertas wireless NICs.
304d1f25d5dSBernhard Schmidtdevice		mwl			# Marvell 88W8363 802.11n wireless NICs.
3050b090f41SDamien Bergaminidevice		ral			# Ralink Technology RT2500 wireless NICs.
306ba1cabf4SPeter Wemmdevice		wi			# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
307d1f25d5dSBernhard Schmidtdevice		wpi			# Intel 3945ABG wireless NICs.
308ba1cabf4SPeter Wemm
309aa355a26SMaxim Konovalov# Pseudo devices.
310f71c01ccSPeter Wemmdevice		loop			# Network loopback
3118ab2f5ecSMark Murraydevice		random			# Entropy device
31246be218dSDavid E. O'Briendevice		padlock_rng		# VIA Padlock RNG
31346be218dSDavid E. O'Briendevice		rdrand_rng		# Intel Bull Mountain RNG
314f71c01ccSPeter Wemmdevice		ether			# Ethernet support
3159efde583SBrooks Davisdevice		vlan			# 802.1Q VLAN support
316ba1cabf4SPeter Wemmdevice		tun			# Packet tunnel.
317ba1cabf4SPeter Wemmdevice		md			# Memory "disks"
318ba1cabf4SPeter Wemmdevice		gif			# IPv6 and IPv4 tunneling
319086ba9f7SMatt Jacobdevice		firmware		# firmware assist module
320713c9391SDavid E. O'Brien
321713c9391SDavid E. O'Brien# The `bpf' device enables the Berkeley Packet Filter.
322713c9391SDavid E. O'Brien# Be aware of the administrative consequences of enabling this!
323991f5121SMurray Stokely# Note that 'bpf' is required for DHCP.
324713c9391SDavid E. O'Briendevice		bpf			# Berkeley packet filter
3250cec007cSNick Hibma
326c89d41e5SAndrew Thompson# USB support
327f6a9d95bSAndrew Thompsonoptions 	USB_DEBUG		# enable debug msgs
328c89d41e5SAndrew Thompsondevice		uhci			# UHCI PCI->USB interface
329c89d41e5SAndrew Thompsondevice		ohci			# OHCI PCI->USB interface
330c89d41e5SAndrew Thompsondevice		ehci			# EHCI PCI->USB interface (USB 2.0)
331144b7166SHans Petter Selaskydevice		xhci			# XHCI PCI->USB interface (USB 3.0)
332c89d41e5SAndrew Thompsondevice		usb			# USB Bus (required)
333c89d41e5SAndrew Thompsondevice		ukbd			# Keyboard
334c89d41e5SAndrew Thompsondevice		umass			# Disks/Mass storage - Requires scbus and da
335ba1cabf4SPeter Wemm
336701b698bSJoel Dahl# Sound support
337701b698bSJoel Dahldevice		sound			# Generic sound driver (required)
338f38f12f2SJoel Dahldevice		snd_cmi			# CMedia CMI8338/CMI8738
339f38f12f2SJoel Dahldevice		snd_csa			# Crystal Semiconductor CS461x/428x
340f38f12f2SJoel Dahldevice		snd_emu10kx		# Creative SoundBlaster Live! and Audigy
341701b698bSJoel Dahldevice		snd_es137x		# Ensoniq AudioPCI ES137x
342701b698bSJoel Dahldevice		snd_hda			# Intel High Definition Audio
343701b698bSJoel Dahldevice		snd_ich			# Intel, NVidia and other ICH AC'97 Audio
344701b698bSJoel Dahldevice		snd_via8233		# VIA VT8233x Audio
345966d0ed1SKevin Lo
346966d0ed1SKevin Lo# MMC/SD
347966d0ed1SKevin Lodevice		mmc			# MMC/SD bus
348966d0ed1SKevin Lodevice		mmcsd			# MMC/SD memory card
349966d0ed1SKevin Lodevice		sdhci			# Generic PCI SD Host Controller
350ae366ffcSBryan Venteicher
351ae366ffcSBryan Venteicher# VirtIO support
352ae366ffcSBryan Venteicherdevice		virtio			# Generic VirtIO bus (required)
353ae366ffcSBryan Venteicherdevice		virtio_pci		# VirtIO PCI device
354ae366ffcSBryan Venteicherdevice		vtnet			# VirtIO Ethernet device
355ae366ffcSBryan Venteicherdevice		virtio_blk		# VirtIO Block device
356ae366ffcSBryan Venteicherdevice		virtio_scsi		# VirtIO SCSI device
357ae366ffcSBryan Venteicherdevice		virtio_balloon		# VirtIO Memory Balloon device
35815b996d7SPeter Grehan
359edafb5a3SPedro F. Giffuni# HyperV drivers and enhancement support
36091aff610SGlen Barberdevice		hyperv			# HyperV drivers
36191aff610SGlen Barber
3626b48eebeSGlen Barber# Xen HVM Guest Optimizations
3636b48eebeSGlen Barber# NOTE: XENHVM depends on xenpci.  They must be added or removed together.
3646b48eebeSGlen Barberoptions 	XENHVM			# Xen HVM kernel infrastructure
3656b48eebeSGlen Barberdevice		xenpci			# Xen HVM Hypervisor services driver
366566a5f50SJustin T. Gibbs
36703c6abfdSBryan Venteicher# VMware support
36803c6abfdSBryan Venteicherdevice		vmx			# VMware VMXNET3 Ethernet
369169760a4SGeorge V. Neville-Neil
370169760a4SGeorge V. Neville-Neil# Netmap provides direct access to TX/RX rings on supported NICs
3712ec930efSPatrick Kelseydevice		netmap			# netmap(4) support
372169760a4SGeorge V. Neville-Neil
373f4c1eac7SChristian Brueffer# The crypto framework is required by IPSEC
3743839369cSGeorge V. Neville-Neildevice		crypto			# Required by IPSEC
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