xref: /freebsd/sys/i386/conf/GENERIC (revision 4443619c835ce4db29450e3f60e1524fdbe577b9)
1677060b4SPoul-Henning Kamp#
229429ddeSWilko Bulte# GENERIC -- Generic kernel configuration file for FreeBSD/i386
3677060b4SPoul-Henning Kamp#
4d571daa0SJordan K. Hubbard# For more information on this file, please read the handbook section on
5d571daa0SJordan K. Hubbard# 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
215895e3c8SPeter Wemmmachine		i386
225895e3c8SPeter Wemmcpu		I486_CPU
235895e3c8SPeter Wemmcpu		I586_CPU
245895e3c8SPeter Wemmcpu		I686_CPU
25677060b4SPoul-Henning Kampident		GENERIC
26677060b4SPoul-Henning Kamp
272422dd79SPeter Wemm#To statically compile in device wiring instead of /boot/device.hints
28359ebc38SPeter Wemm#hints		"GENERIC.hints"		#Default places to look for devices.
29f71c01ccSPeter Wemm
30c5e70d92SDavid E. O'Brienmakeoptions	DEBUG=-g		#Build kernel with gdb(1) debug symbols
3111290483SPeter Wemm
32c3384118SJeff Robersonoptions 	SCHED_4BSD		#4BSD scheduler
33677060b4SPoul-Henning Kampoptions 	INET			#InterNETworking
340dab4916SJordan K. Hubbardoptions 	INET6			#IPv6 communications protocols
354525c93eSJordan K. Hubbardoptions 	FFS			#Berkeley Fast Filesystem
36bc265916SPeter Wemmoptions 	SOFTUPDATES		#Enable FFS soft updates support
37c7063e59SRobert Watsonoptions 	UFS_ACL			#Support for access control lists
381cb4661dSIan Dowseoptions 	UFS_DIRHASH		#Improve performance on big directories
3970c3f049SMark Murrayoptions 	MD_ROOT			#MD is a potential root device
40eb25edbdSPeter Wemmoptions 	NFSCLIENT		#Network Filesystem Client
41eb25edbdSPeter Wemmoptions 	NFSSERVER		#Network Filesystem Server
424b620ec0SDavid E. O'Brienoptions 	NFS_ROOT		#NFS usable as /, requires NFSCLIENT
43a788bdc4SDavid E. O'Brienoptions 	MSDOSFS			#MSDOS Filesystem
445895e3c8SPeter Wemmoptions 	CD9660			#ISO 9660 Filesystem
4540f0fe38SDag-Erling Smørgravoptions 	PROCFS			#Process filesystem (requires PSEUDOFS)
4640f0fe38SDag-Erling Smørgravoptions 	PSEUDOFS		#Pseudo-filesystem framework
475895e3c8SPeter Wemmoptions 	COMPAT_43		#Compatible with BSD 4.3 [KEEP THIS!]
48074453c2SAlfred Perlsteinoptions 	COMPAT_FREEBSD4		#Compatible with FreeBSD4
4929429ddeSWilko Bulteoptions 	SCSI_DELAY=15000	#Delay (in ms) before probing SCSI
50621d865fSBruce Evansoptions 	KTRACE			#ktrace(1) support
511f06573dSPeter Wemmoptions 	SYSVSHM			#SYSV-style shared memory
521f06573dSPeter Wemmoptions 	SYSVMSG			#SYSV-style message queues
531f06573dSPeter Wemmoptions 	SYSVSEM			#SYSV-style semaphores
544275e0d9SMike Barcroftoptions 	_KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
55558d6032SJohn Baldwinoptions 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
5697145a37SJustin T. Gibbsoptions 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
5797145a37SJustin T. Gibbs					# output.  Adds ~128k to driver.
5897145a37SJustin T. Gibbsoptions 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
5997145a37SJustin T. Gibbs					# output.  Adds ~215k to driver.
60677060b4SPoul-Henning Kamp
61c5e70d92SDavid E. O'Brien# Debugging for use in -current
62090905a5SDavid E. O'Brienoptions 	DDB			#Enable the kernel debugger
63090905a5SDavid E. O'Brienoptions 	INVARIANTS		#Enable calls of extra sanity checking
64090905a5SDavid E. O'Brienoptions 	INVARIANT_SUPPORT	#Extra sanity checks of internal structures, required by INVARIANTS
65ea0b7a76SJuli Mallettoptions 	WITNESS			#Enable checks to detect deadlocks and cycles
665d8e6357SAlfred Perlsteinoptions 	WITNESS_SKIPSPIN	#Don't run witness on spinlocks for speed
67c5e70d92SDavid E. O'Brien
688fab58d8SPoul-Henning Kamp# To make an SMP kernel, the next two are needed
694443619cSJohn Baldwinoptions 	SMP			# Symmetric MultiProcessor Kernel
704443619cSJohn Baldwindevice		apic			# I/O APIC
718fab58d8SPoul-Henning Kamp
724443619cSJohn Baldwindevice		acpi
73c9953c3bSPeter Wemmdevice		isa
74c9953c3bSPeter Wemmdevice		eisa
75b618108fSPeter Wemmdevice		pci
76677060b4SPoul-Henning Kamp
771f06573dSPeter Wemm# Floppy drives
78f71c01ccSPeter Wemmdevice		fdc
79677060b4SPoul-Henning Kamp
80a3fb836cSSøren Schmidt# ATA and ATAPI devices
81c9953c3bSPeter Wemmdevice		ata
82c9953c3bSPeter Wemmdevice		atadisk			# ATA disk drives
839250b177SSøren Schmidtdevice		ataraid			# ATA RAID drives
84c9953c3bSPeter Wemmdevice		atapicd			# ATAPI CDROM drives
85c9953c3bSPeter Wemmdevice		atapifd			# ATAPI floppy drives
86c9953c3bSPeter Wemmdevice		atapist			# ATAPI tape drives
87a3fb836cSSøren Schmidtoptions 	ATA_STATIC_ID		#Static device numbering
8861677ebbSDavid E. O'Brien
891f06573dSPeter Wemm# SCSI Controllers
90c9953c3bSPeter Wemmdevice		ahb		# EISA AHA1742 family
91c9953c3bSPeter Wemmdevice		ahc		# AHA2940 and onboard AIC7xxx devices
9297145a37SJustin T. Gibbsdevice		ahd		# AHA39320/29320 and onboard AIC79xx devices
93ff5fb8adSGregory Sutterdevice		amd		# AMD 53C974 (Tekram DC-390(T))
94c9953c3bSPeter Wemmdevice		isp		# Qlogic family
959b631363SMatt Jacobdevice		mpt		# LSI-Logic MPT-Fusion
96cf10fa4fSDavid E. O'Brien#device		ncr		# NCR/Symbios Logic
97cf10fa4fSDavid E. O'Briendevice		sym		# NCR/Symbios Logic (newer chipsets + those of `ncr')
9847770b6fSOlivier Houcharddevice		trm		# Tekram DC395U/UW/F DC315U adapters
9910004708SJordan K. Hubbard
100ff5fb8adSGregory Sutterdevice		adv		# Advansys SCSI adapters
101ff5fb8adSGregory Sutterdevice		adw		# Advansys wide SCSI adapters
102ff5fb8adSGregory Sutterdevice		aha		# Adaptec 154x SCSI adapters
103ff5fb8adSGregory Sutterdevice		aic		# Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
104ff5fb8adSGregory Sutterdevice		bt		# Buslogic/Mylex MultiMaster SCSI adapters
1050dd1eea1SJordan K. Hubbard
106ae94720dSNoriaki Mitsunagadevice		ncv		# NCR 53C500
107ae94720dSNoriaki Mitsunagadevice		nsp		# Workbit Ninja SCSI-3
108ae94720dSNoriaki Mitsunagadevice		stg		# TMC 18C30/18C50
109ae94720dSNoriaki Mitsunaga
1101f06573dSPeter Wemm# SCSI peripherals
111d196a108SJuli Mallettdevice		scbus		# SCSI bus (required for SCSI)
112aaeac4f6SMatt Jacobdevice		ch		# SCSI media changers
113c9953c3bSPeter Wemmdevice		da		# Direct Access (disks)
114c9953c3bSPeter Wemmdevice		sa		# Sequential Access (tape etc)
115c9953c3bSPeter Wemmdevice		cd		# CD
116c9953c3bSPeter Wemmdevice		pass		# Passthrough device (direct SCSI access)
117aaeac4f6SMatt Jacobdevice		ses		# SCSI Environmental Services (and SAF-TE)
118677060b4SPoul-Henning Kamp
1195fdcb0a6SScott Long# RAID controllers interfaced to the SCSI subsystem
1205fdcb0a6SScott Longdevice		amr		# AMI MegaRAID
1215fdcb0a6SScott Longdevice		asr		# DPT SmartRAID V, VI and Adaptec SCSI RAID
1225fdcb0a6SScott Longdevice		ciss		# Compaq Smart RAID 5*
1235fdcb0a6SScott Longdevice		dpt		# DPT Smartcache III, IV - See NOTES for options
1245fdcb0a6SScott Longdevice		iir		# Intel Integrated RAID
1255fdcb0a6SScott Longdevice		ips		# IBM (Adaptec) ServeRAID
1265fdcb0a6SScott Longdevice		mly		# Mylex AcceleRAID/eXtremeRAID
1275fdcb0a6SScott Long
128ff680471SDavid E. O'Brien# RAID controllers
12935863739SMike Smithdevice		aac		# Adaptec FSA RAID
130fe3cb0e1SScott Longdevice		aacp		# SCSI passthrough for aac (requires CAM)
13153501555SWarner Loshdevice		ida		# Compaq Smart RAID
132ff680471SDavid E. O'Briendevice		mlx		# Mylex DAC960 family
1334c2c25d4SSøren Schmidtdevice		pst		# Promise Supertrak SX6000
1345f3dac9cSMike Smithdevice		twe		# 3ware ATA RAID
135ff680471SDavid E. O'Brien
13623f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse
137f453022cSPeter Wemmdevice		atkbdc		# AT keyboard controller
138dde04295SJohn Baldwindevice		atkbd		# AT keyboard
139dde04295SJohn Baldwindevice		psm		# PS/2 mouse
1402ad872c5SKazutaka YOKOTA
141dde04295SJohn Baldwindevice		vga		# VGA video card driver
1422ad872c5SKazutaka YOKOTA
143dde04295SJohn Baldwindevice		splash		# Splash screen and screen saver support
1442ad872c5SKazutaka YOKOTA
145c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console
146f453022cSPeter Wemmdevice		sc
1475895e3c8SPeter Wemm
148afb8931fSHellmuth Michaelis# Enable this for the pcvt (VT220 compatible) console driver
149f71c01ccSPeter Wemm#device		vt
150528b8853SKazutaka YOKOTA#options 	XSERVER			# support for X server on a vt console
151c19da41eSPeter Wemm#options 	FAT_CURSOR		# start with block cursor
152c851c2f0SJoerg Wunsch
1532690c0bbSEric Anholtdevice		agp		# support several AGP chipsets
1542690c0bbSEric Anholt
1551f06573dSPeter Wemm# Floating point support - do not disable.
156f71c01ccSPeter Wemmdevice		npx
157677060b4SPoul-Henning Kamp
15878a40870SBill Fumerola# Power management support (see NOTES for more options)
1598d03e1e9SMark Murray#device		apm
160e655ea71SWarner Losh# Add suspend/resume support for the i8254.
161e655ea71SWarner Loshdevice		pmtimer
1623d4d8fe9SPoul-Henning Kamp
16392d38a13SNate Williams# PCCARD (PCMCIA) support
16422c0046fSWarner Losh# Pcmcia and cardbus bridge support
1656319263dSWarner Loshdevice		cbb			# cardbus (yenta) bridge
16622c0046fSWarner Losh#device		pcic			# ExCA ISA and PCI bridges
16722c0046fSWarner Loshdevice		pccard			# PC Card (16-bit) bus
16822c0046fSWarner Loshdevice		cardbus			# CardBus (32-bit) bus
169e597b497SNate Williams
1701f06573dSPeter Wemm# Serial (COM) ports
17130cb2a0dSWarner Loshdevice		sio		# 8250, 16[45]50 based serial ports
172677060b4SPoul-Henning Kamp
17304e83575SJoseph Koshy# Parallel port
174f71c01ccSPeter Wemmdevice		ppc
175c9953c3bSPeter Wemmdevice		ppbus		# Parallel port bus (required)
1760d31b179SPeter Wemmdevice		lpt		# Printer
1770d31b179SPeter Wemmdevice		plip		# TCP/IP over parallel
1780d31b179SPeter Wemmdevice		ppi		# Parallel port interface device
1790d31b179SPeter Wemm#device		vpo		# Requires scbus and da
180677060b4SPoul-Henning Kamp
1819678710bSJoerg Wunsch# If you've got a "dumb" serial or parallel PCI card that is
1829678710bSJoerg Wunsch# supported by the puc(4) glue driver, uncomment the following
1839678710bSJoerg Wunsch# line to enable it (connects to the sio and/or ppc drivers):
1849678710bSJoerg Wunsch#device         puc
18523e4757cSBill Paul
1861f06573dSPeter Wemm# PCI Ethernet NICs.
187c9953c3bSPeter Wemmdevice		de		# DEC/Intel DC21x4x (``Tulip'')
18869d18565SDavid E. O'Briendevice		em		# Intel PRO/1000 adapter Gigabit Ethernet Card
189362c5c1eSBill Pauldevice		txp		# 3Com 3cR990 (``Typhoon'')
190090905a5SDavid E. O'Briendevice		vx		# 3Com 3c590, 3c595 (``Vortex'')
191c6a5d1a6SPeter Wemm
192c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code.
193f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
194c9953c3bSPeter Wemmdevice		miibus		# MII bus support
195b9f78d2bSBill Pauldevice		bfe		# Broadcom BCM440x 10/100 ethernet
1963fc40c24SDavid E. O'Briendevice		bge		# Broadcom BCM570xx Gigabit Ethernet
197c9953c3bSPeter Wemmdevice		dc		# DEC/Intel 21143 and various workalikes
1984664a8d5SJonathan Lemondevice		fxp		# Intel EtherExpress PRO/100B (82557, 82558)
199f31d7a57SDavid E. O'Briendevice		pcn		# AMD Am79C97x PCI 10/100 (precedence over 'lnc')
200a94100faSBill Pauldevice		re		# RealTek 8139C+/8169/8169S/8110S
201c9953c3bSPeter Wemmdevice		rl		# RealTek 8129/8139
202c9953c3bSPeter Wemmdevice		sf		# Adaptec AIC-6915 (``Starfire'')
203c9953c3bSPeter Wemmdevice		sis		# Silicon Integrated Systems SiS 900/SiS 7016
204517f3f1aSRuslan Ermilovdevice		sk		# SysKonnect SK-984x and SK-982x gigabit ethernet
205c9953c3bSPeter Wemmdevice		ste		# Sundance ST201 (D-Link DFE-550TX)
206517f3f1aSRuslan Ermilovdevice		ti		# Alteon Networks Tigon I/II gigabit ethernet
207c9953c3bSPeter Wemmdevice		tl		# Texas Instruments ThunderLAN
208600ae3ddSSemen Ustimenkodevice		tx		# SMC EtherPower II (83c170 ``EPIC'')
209c9953c3bSPeter Wemmdevice		vr		# VIA Rhine, Rhine II
210c9953c3bSPeter Wemmdevice		wb		# Winbond W89C840F
211c9953c3bSPeter Wemmdevice		xl		# 3Com 3c90x (``Boomerang'', ``Cyclone'')
21229c6a10bSGarrett Wollman
21330cb2a0dSWarner Losh# ISA Ethernet NICs.  pccard nics included.
21430cb2a0dSWarner Loshdevice		cs		# Crystal Semiconductor CS89x0 NIC
215f2fdbb57SWarner Losh# 'device ed' requires 'device miibus'
21630cb2a0dSWarner Loshdevice		ed		# NE[12]000, SMC Ultra, 3c503, DS8390 cards
21730cb2a0dSWarner Loshdevice		ex		# Intel EtherExpress Pro/10 and Pro/10+
21830cb2a0dSWarner Loshdevice		ep		# Etherlink III based cards
21930cb2a0dSWarner Loshdevice		fe		# Fujitsu MB8696x based cards
22050e960d9SMatthew N. Dodddevice		ie		# EtherExpress 8/16, 3C507, StarLAN 10 etc.
2218f3a0dd4SWarner Loshdevice		lnc		# NE2100, NE32-VL Lance Ethernet cards
22230cb2a0dSWarner Loshdevice		sn		# SMC's 9000 series of ethernet chips
22330cb2a0dSWarner Loshdevice		xe		# Xircom pccard ethernet
22453501555SWarner Losh
2250ef2717bSRobert Watson# ISA devices that use the old ISA shims
226d008d67eSPeter Wemm#device		le
2271f06573dSPeter Wemm
22830cb2a0dSWarner Losh# Wireless NIC cards
22918bf5d2bSSam Lefflerdevice		wlan		# 802.11 support
23030cb2a0dSWarner Loshdevice		an		# Aironet 4500/4800 802.11 wireless NICs.
23130cb2a0dSWarner Loshdevice		awi		# BayStack 660 and others
23266905408SWarner Loshdevice		wi		# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
23330cb2a0dSWarner Losh#device		wl		# Older non 802.11 Wavelan wireless NIC.
23430cb2a0dSWarner Losh
235ff5fb8adSGregory Sutter# Pseudo devices - the number indicates how many units to allocate.
236ac519db0SMark Murraydevice		random		# Entropy device
237f71c01ccSPeter Wemmdevice		loop		# Network loopback
238f71c01ccSPeter Wemmdevice		ether		# Ethernet support
239f71c01ccSPeter Wemmdevice		sl		# Kernel SLIP
24005c872adSBrooks Davisdevice		ppp		# Kernel PPP
241f71c01ccSPeter Wemmdevice		tun		# Packet tunnel.
242f71c01ccSPeter Wemmdevice		pty		# Pseudo-ttys (telnet etc)
243f71c01ccSPeter Wemmdevice		md		# Memory "disks"
24453dab5feSBrooks Davisdevice		gif		# IPv6 and IPv4 tunneling
2452f653328SBrooks Davisdevice		faith		# IPv6-to-IPv4 relaying (translation)
246c683ac7cSJoerg Wunsch
247f71c01ccSPeter Wemm# The `bpf' device enables the Berkeley Packet Filter.
2480a729622SJordan K. Hubbard# Be aware of the administrative consequences of enabling this!
249f71c01ccSPeter Wemmdevice		bpf		# Berkeley packet filter
2500cec007cSNick Hibma
2510cec007cSNick Hibma# USB support
252558d6032SJohn Baldwindevice		uhci		# UHCI PCI->USB interface
253558d6032SJohn Baldwindevice		ohci		# OHCI PCI->USB interface
254558d6032SJohn Baldwindevice		usb		# USB Bus (required)
255b5ea1f0cSNick Hibma#device		udbp		# USB Double Bulk Pipe devices
256558d6032SJohn Baldwindevice		ugen		# Generic
257558d6032SJohn Baldwindevice		uhid		# "Human Interface Devices"
258558d6032SJohn Baldwindevice		ukbd		# Keyboard
259558d6032SJohn Baldwindevice		ulpt		# Printer
260558d6032SJohn Baldwindevice		umass		# Disks/Mass storage - Requires scbus and da
261558d6032SJohn Baldwindevice		ums		# Mouse
262558d6032SJohn Baldwindevice		urio		# Diamond Rio 500 MP3 player
2632fd84f56SNick Hibmadevice		uscanner	# Scanners
264418a4537SNick Hibma# USB Ethernet, requires mii
265558d6032SJohn Baldwindevice		aue		# ADMtek USB ethernet
26687b4a259SBill Pauldevice		axe		# ASIX Electronics USB ethernet
267558d6032SJohn Baldwindevice		cue		# CATC USB ethernet
268558d6032SJohn Baldwindevice		kue		# Kawasaki LSI USB ethernet
269092cd06fSHidetoshi Shimokawa
270092cd06fSHidetoshi Shimokawa# FireWire support
271092cd06fSHidetoshi Shimokawadevice		firewire	# FireWire bus code
272092cd06fSHidetoshi Shimokawadevice		sbp		# SCSI over FireWire (Requires scbus and da)
273092cd06fSHidetoshi Shimokawadevice		fwe		# Ethernet over FireWire (non-standard!)
274