GENERIC revision 268366
1163849Spjd#
2163849Spjd# GENERIC -- Generic kernel configuration file for FreeBSD/amd64
3163849Spjd#
4163849Spjd# For more information on this file, please read the config(5) manual page,
5163849Spjd# and/or the handbook section on Kernel Configuration Files:
6163849Spjd#
7163849Spjd#    http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
8163849Spjd#
9163849Spjd# The handbook is also available locally in /usr/share/doc/handbook
10163849Spjd# if you've installed the doc distribution, otherwise always see the
11163849Spjd# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
12163849Spjd# latest information.
13163849Spjd#
14163849Spjd# An exhaustive list of options and more detailed explanations of the
15163849Spjd# device lines is also present in the ../../conf/NOTES and NOTES files.
16163849Spjd# If you are in doubt as to the purpose or necessity of a line, check first
17163849Spjd# in NOTES.
18163849Spjd#
19163849Spjd# $FreeBSD: stable/10/sys/amd64/conf/GENERIC 268366 2014-07-07 14:16:05Z ray $
20163849Spjd
21163849Spjdcpu		HAMMER
22163849Spjdident		GENERIC
23163849Spjd
24163849Spjdmakeoptions	DEBUG=-gdwarf-2		# Build kernel with gdb(1) debug symbols
25163849Spjdmakeoptions	WITH_CTF=1		# Run ctfconvert(1) for DTrace support
26163849Spjd
27163849Spjdoptions 	SCHED_ULE		# ULE scheduler
28163849Spjdoptions 	PREEMPTION		# Enable kernel thread preemption
29163849Spjdoptions 	INET			# InterNETworking
30163849Spjdoptions 	INET6			# IPv6 communications protocols
31163849Spjdoptions 	TCP_OFFLOAD		# TCP offload
32163849Spjdoptions 	SCTP			# Stream Control Transmission Protocol
33163849Spjdoptions 	FFS			# Berkeley Fast Filesystem
34163849Spjdoptions 	SOFTUPDATES		# Enable FFS soft updates support
35163849Spjdoptions 	UFS_ACL			# Support for access control lists
36163849Spjdoptions 	UFS_DIRHASH		# Improve performance on big directories
37163849Spjdoptions 	UFS_GJOURNAL		# Enable gjournal-based UFS journaling
38163849Spjdoptions 	QUOTA			# Enable disk quotas for UFS
39163849Spjdoptions 	MD_ROOT			# MD is a potential root device
40163849Spjdoptions 	NFSCL			# New Network Filesystem Client
41163849Spjdoptions 	NFSD			# New Network Filesystem Server
42163849Spjdoptions 	NFSLOCKD		# Network Lock Manager
43163849Spjdoptions 	NFS_ROOT		# NFS usable as /, requires NFSCL
44163849Spjdoptions 	MSDOSFS			# MSDOS Filesystem
45163849Spjdoptions 	CD9660			# ISO 9660 Filesystem
46163849Spjdoptions 	PROCFS			# Process filesystem (requires PSEUDOFS)
47163849Spjdoptions 	PSEUDOFS		# Pseudo-filesystem framework
48163849Spjdoptions 	GEOM_PART_GPT		# GUID Partition Tables.
49163849Spjdoptions 	GEOM_RAID		# Soft RAID functionality.
50163849Spjdoptions 	GEOM_LABEL		# Provides labelization
51163849Spjdoptions 	COMPAT_FREEBSD32	# Compatible with i386 binaries
52163849Spjdoptions 	COMPAT_FREEBSD4		# Compatible with FreeBSD4
53163849Spjdoptions 	COMPAT_FREEBSD5		# Compatible with FreeBSD5
54163849Spjdoptions 	COMPAT_FREEBSD6		# Compatible with FreeBSD6
55163849Spjdoptions 	COMPAT_FREEBSD7		# Compatible with FreeBSD7
56163849Spjdoptions 	SCSI_DELAY=5000		# Delay (in ms) before probing SCSI
57163849Spjdoptions 	KTRACE			# ktrace(1) support
58163849Spjdoptions 	STACK			# stack(9) support
59163849Spjdoptions 	SYSVSHM			# SYSV-style shared memory
60163849Spjdoptions 	SYSVMSG			# SYSV-style message queues
61163849Spjdoptions 	SYSVSEM			# SYSV-style semaphores
62163849Spjdoptions 	_KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
63163849Spjdoptions 	PRINTF_BUFR_SIZE=128	# Prevent printf output being interspersed.
64163849Spjdoptions 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
65163849Spjdoptions 	HWPMC_HOOKS		# Necessary kernel hooks for hwpmc(4)
66163849Spjdoptions 	AUDIT			# Security event auditing
67163849Spjdoptions 	CAPABILITY_MODE		# Capsicum capability mode
68163849Spjdoptions 	CAPABILITIES		# Capsicum capabilities
69163849Spjdoptions 	PROCDESC		# Support for process descriptors
70163849Spjdoptions 	MAC			# TrustedBSD MAC Framework
71163849Spjdoptions 	KDTRACE_FRAME		# Ensure frames are compiled in
72163849Spjdoptions 	KDTRACE_HOOKS		# Kernel DTrace hooks
73163849Spjdoptions 	DDB_CTF			# Kernel ELF linker loads CTF data
74163849Spjdoptions 	INCLUDE_CONFIG_FILE	# Include this file in kernel
75163849Spjd
76163849Spjd# Debugging support.  Always need this:
77163849Spjdoptions 	KDB			# Enable kernel debugger support.
78163849Spjdoptions 	KDB_TRACE		# Print a stack trace for a panic.
79163849Spjd
80163849Spjd# Make an SMP-capable kernel by default
81163849Spjdoptions 	SMP			# Symmetric MultiProcessor Kernel
82163849Spjd
83163849Spjd# CPU frequency control
84163849Spjddevice		cpufreq
85163849Spjd
86163849Spjd# Bus support.
87163849Spjddevice		acpi
88163849Spjdoptions 	ACPI_DMAR
89201145Santoinedevice		pci
90163849Spjd
91163849Spjd# Floppy drives
92163849Spjddevice		fdc
93163849Spjd
94163849Spjd# ATA controllers
95163849Spjddevice		ahci			# AHCI-compatible SATA controllers
96163849Spjddevice		ata			# Legacy ATA/SATA controllers
97163849Spjdoptions 	ATA_STATIC_ID		# Static device numbering
98163849Spjddevice		mvs			# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
99163849Spjddevice		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
100163849Spjd
101163849Spjd# SCSI Controllers
102163849Spjddevice		ahc			# AHA2940 and onboard AIC7xxx devices
103163849Spjdoptions 	AHC_REG_PRETTY_PRINT	# Print register bitfields in debug
104163849Spjd					# output.  Adds ~128k to driver.
105163849Spjddevice		ahd			# AHA39320/29320 and onboard AIC79xx devices
106163849Spjdoptions 	AHD_REG_PRETTY_PRINT	# Print register bitfields in debug
107163849Spjd					# output.  Adds ~215k to driver.
108163849Spjddevice		esp			# AMD Am53C974 (Tekram DC-390(T))
109163849Spjddevice		hptiop			# Highpoint RocketRaid 3xxx series
110163849Spjddevice		isp			# Qlogic family
111163849Spjd#device		ispfw			# Firmware for QLogic HBAs- normally a module
112163849Spjddevice		mpt			# LSI-Logic MPT-Fusion
113163849Spjddevice		mps			# LSI-Logic MPT-Fusion 2
114163849Spjddevice		mpr			# LSI-Logic MPT-Fusion 3
115163849Spjd#device		ncr			# NCR/Symbios Logic
116163849Spjddevice		sym			# NCR/Symbios Logic (newer chipsets + those of `ncr')
117163849Spjddevice		trm			# Tekram DC395U/UW/F DC315U adapters
118163849Spjd
119163849Spjddevice		adv			# Advansys SCSI adapters
120163849Spjddevice		adw			# Advansys wide SCSI adapters
121163849Spjddevice		aic			# Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
122163849Spjddevice		bt			# Buslogic/Mylex MultiMaster SCSI adapters
123163849Spjddevice		isci			# Intel C600 SAS controller
124163849Spjd
125163849Spjd# ATA/SCSI peripherals
126163849Spjddevice		scbus			# SCSI bus (required for ATA/SCSI)
127163849Spjddevice		ch			# SCSI media changers
128163849Spjddevice		da			# Direct Access (disks)
129163849Spjddevice		sa			# Sequential Access (tape etc)
130163849Spjddevice		cd			# CD
131163849Spjddevice		pass			# Passthrough device (direct ATA/SCSI access)
132163849Spjddevice		ses			# Enclosure Services (SES and SAF-TE)
133163849Spjd#device		ctl			# CAM Target Layer
134163849Spjd
135163849Spjd# RAID controllers interfaced to the SCSI subsystem
136163849Spjddevice		amr			# AMI MegaRAID
137163849Spjddevice		arcmsr			# Areca SATA II RAID
138163849Spjd#XXX it is not 64-bit clean, -scottl
139163849Spjd#device		asr			# DPT SmartRAID V, VI and Adaptec SCSI RAID
140163849Spjddevice		ciss			# Compaq Smart RAID 5*
141163849Spjddevice		dpt			# DPT Smartcache III, IV - See NOTES for options
142163849Spjddevice		hptmv			# Highpoint RocketRAID 182x
143163849Spjddevice		hptnr			# Highpoint DC7280, R750
144163849Spjddevice		hptrr			# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
145163849Spjddevice		hpt27xx			# Highpoint RocketRAID 27xx
146163849Spjddevice		iir			# Intel Integrated RAID
147163849Spjddevice		ips			# IBM (Adaptec) ServeRAID
148163849Spjddevice		mly			# Mylex AcceleRAID/eXtremeRAID
149163849Spjddevice		twa			# 3ware 9000 series PATA/SATA RAID
150163849Spjddevice		tws			# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
151163849Spjd
152163849Spjd# RAID controllers
153163849Spjddevice		aac			# Adaptec FSA RAID
154163849Spjddevice		aacp			# SCSI passthrough for aac (requires CAM)
155163849Spjddevice		aacraid			# Adaptec by PMC RAID
156163849Spjddevice		ida			# Compaq Smart RAID
157163849Spjddevice		mfi			# LSI MegaRAID SAS
158163849Spjddevice		mlx			# Mylex DAC960 family
159163849Spjd#XXX pointer/int warnings
160163849Spjd#device		pst			# Promise Supertrak SX6000
161163849Spjddevice		twe			# 3ware ATA RAID
162163849Spjd
163163849Spjd# atkbdc0 controls both the keyboard and the PS/2 mouse
164163849Spjddevice		atkbdc			# AT keyboard controller
165163849Spjddevice		atkbd			# AT keyboard
166163849Spjddevice		psm			# PS/2 mouse
167163849Spjd
168163849Spjddevice		kbdmux			# keyboard multiplexer
169163849Spjd
170163849Spjddevice		vga			# VGA video card driver
171163849Spjdoptions 	VESA			# Add support for VESA BIOS Extensions (VBE)
172163849Spjd
173163849Spjddevice		splash			# Splash screen and screen saver support
174163849Spjd
175163849Spjd# syscons is the default console driver, resembling an SCO console
176163849Spjddevice		sc
177163849Spjdoptions 	SC_PIXEL_MODE		# add support for the raster text mode
178163849Spjd
179163849Spjd# vt is the new video console driver
180163849Spjddevice		vt
181163849Spjddevice		vt_vga
182163849Spjddevice		vt_efifb
183163849Spjd
184163849Spjddevice		agp			# support several AGP chipsets
185163849Spjd
186163849Spjd# PCCARD (PCMCIA) support
187163849Spjd# PCMCIA and cardbus bridge support
188163849Spjddevice		cbb			# cardbus (yenta) bridge
189163849Spjddevice		pccard			# PC Card (16-bit) bus
190163849Spjddevice		cardbus			# CardBus (32-bit) bus
191163849Spjd
192163849Spjd# Serial (COM) ports
193163849Spjddevice		uart			# Generic UART driver
194163849Spjd
195163849Spjd# Parallel port
196163849Spjddevice		ppc
197163849Spjddevice		ppbus			# Parallel port bus (required)
198163849Spjddevice		lpt			# Printer
199163849Spjddevice		ppi			# Parallel port interface device
200163849Spjd#device		vpo			# Requires scbus and da
201163849Spjd
202163849Spjddevice		puc			# Multi I/O cards and multi-channel UARTs
203163849Spjd
204163849Spjd# PCI Ethernet NICs.
205163849Spjddevice		bxe			# Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
206163849Spjddevice		de			# DEC/Intel DC21x4x (``Tulip'')
207163849Spjddevice		em			# Intel PRO/1000 Gigabit Ethernet Family
208163849Spjddevice		igb			# Intel PRO/1000 PCIE Server Gigabit Family
209163849Spjddevice		ixgbe			# Intel PRO/10GbE PCIE Ethernet Family
210163849Spjddevice		le			# AMD Am7900 LANCE and Am79C9xx PCnet
211163849Spjddevice		ti			# Alteon Networks Tigon I/II gigabit Ethernet
212163849Spjddevice		txp			# 3Com 3cR990 (``Typhoon'')
213163849Spjddevice		vx			# 3Com 3c590, 3c595 (``Vortex'')
214163849Spjd
215163849Spjd# PCI Ethernet NICs that use the common MII bus controller code.
216163849Spjd# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
217163849Spjddevice		miibus			# MII bus support
218163849Spjddevice		ae			# Attansic/Atheros L2 FastEthernet
219163849Spjddevice		age			# Attansic/Atheros L1 Gigabit Ethernet
220163849Spjddevice		alc			# Atheros AR8131/AR8132 Ethernet
221163849Spjddevice		ale			# Atheros AR8121/AR8113/AR8114 Ethernet
222163849Spjddevice		bce			# Broadcom BCM5706/BCM5708 Gigabit Ethernet
223163849Spjddevice		bfe			# Broadcom BCM440x 10/100 Ethernet
224163849Spjddevice		bge			# Broadcom BCM570xx Gigabit Ethernet
225163849Spjddevice		cas			# Sun Cassini/Cassini+ and NS DP83065 Saturn
226163849Spjddevice		dc			# DEC/Intel 21143 and various workalikes
227163849Spjddevice		et			# Agere ET1310 10/100/Gigabit Ethernet
228163849Spjddevice		fxp			# Intel EtherExpress PRO/100B (82557, 82558)
229163849Spjddevice		gem			# Sun GEM/Sun ERI/Apple GMAC
230163849Spjddevice		hme			# Sun HME (Happy Meal Ethernet)
231163849Spjddevice		jme			# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
232163849Spjddevice		lge			# Level 1 LXT1001 gigabit Ethernet
233163849Spjddevice		msk			# Marvell/SysKonnect Yukon II Gigabit Ethernet
234163849Spjddevice		nfe			# nVidia nForce MCP on-board Ethernet
235163849Spjddevice		nge			# NatSemi DP83820 gigabit Ethernet
236163849Spjd#device		nve			# nVidia nForce MCP on-board Ethernet Networking
237163849Spjddevice		pcn			# AMD Am79C97x PCI 10/100 (precedence over 'le')
238163849Spjddevice		re			# RealTek 8139C+/8169/8169S/8110S
239163849Spjddevice		rl			# RealTek 8129/8139
240163849Spjddevice		sf			# Adaptec AIC-6915 (``Starfire'')
241163849Spjddevice		sge			# Silicon Integrated Systems SiS190/191
242163849Spjddevice		sis			# Silicon Integrated Systems SiS 900/SiS 7016
243163849Spjddevice		sk			# SysKonnect SK-984x & SK-982x gigabit Ethernet
244163849Spjddevice		ste			# Sundance ST201 (D-Link DFE-550TX)
245163849Spjddevice		stge			# Sundance/Tamarack TC9021 gigabit Ethernet
246163849Spjddevice		tl			# Texas Instruments ThunderLAN
247163849Spjddevice		tx			# SMC EtherPower II (83c170 ``EPIC'')
248163849Spjddevice		vge			# VIA VT612x gigabit Ethernet
249163849Spjddevice		vr			# VIA Rhine, Rhine II
250163849Spjddevice		wb			# Winbond W89C840F
251163849Spjddevice		xl			# 3Com 3c90x (``Boomerang'', ``Cyclone'')
252163849Spjd
253163849Spjd# ISA Ethernet NICs.  pccard NICs included.
254163849Spjddevice		cs			# Crystal Semiconductor CS89x0 NIC
255163849Spjd# 'device ed' requires 'device miibus'
256163849Spjddevice		ed			# NE[12]000, SMC Ultra, 3c503, DS8390 cards
257163849Spjddevice		ex			# Intel EtherExpress Pro/10 and Pro/10+
258163849Spjddevice		ep			# Etherlink III based cards
259163849Spjddevice		fe			# Fujitsu MB8696x based cards
260163849Spjddevice		sn			# SMC's 9000 series of Ethernet chips
261163849Spjddevice		xe			# Xircom pccard Ethernet
262163849Spjd
263163849Spjd# Wireless NIC cards
264163849Spjddevice		wlan			# 802.11 support
265163849Spjdoptions 	IEEE80211_DEBUG		# enable debug msgs
266163849Spjdoptions 	IEEE80211_AMPDU_AGE	# age frames in AMPDU reorder q's
267163849Spjdoptions 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
268163849Spjddevice		wlan_wep		# 802.11 WEP support
269163849Spjddevice		wlan_ccmp		# 802.11 CCMP support
270163849Spjddevice		wlan_tkip		# 802.11 TKIP support
271163849Spjddevice		wlan_amrr		# AMRR transmit rate control algorithm
272163849Spjddevice		an			# Aironet 4500/4800 802.11 wireless NICs.
273163849Spjddevice		ath			# Atheros NICs
274163849Spjddevice		ath_pci			# Atheros pci/cardbus glue
275163849Spjddevice		ath_hal			# pci/cardbus chip support
276163849Spjdoptions 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
277163849Spjdoptions 	AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
278163849Spjdoptions 	ATH_ENABLE_11N		# Enable 802.11n support for AR5416 and later
279163849Spjddevice		ath_rate_sample		# SampleRate tx rate control for ath
280163849Spjd#device		bwi			# Broadcom BCM430x/BCM431x wireless NICs.
281163849Spjd#device		bwn			# Broadcom BCM43xx wireless NICs.
282163849Spjddevice		ipw			# Intel 2100 wireless NICs.
283163849Spjddevice		iwi			# Intel 2200BG/2225BG/2915ABG wireless NICs.
284163849Spjddevice		iwn			# Intel 4965/1000/5000/6000 wireless NICs.
285163849Spjddevice		malo			# Marvell Libertas wireless NICs.
286163849Spjddevice		mwl			# Marvell 88W8363 802.11n wireless NICs.
287163849Spjddevice		ral			# Ralink Technology RT2500 wireless NICs.
288163849Spjddevice		wi			# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
289163849Spjddevice		wpi			# Intel 3945ABG wireless NICs.
290163849Spjd
291163849Spjd# Pseudo devices.
292163849Spjddevice		loop			# Network loopback
293163849Spjddevice		random			# Entropy device
294163849Spjddevice		padlock_rng		# VIA Padlock RNG
295163849Spjddevice		rdrand_rng		# Intel Bull Mountain RNG
296163849Spjddevice		ether			# Ethernet support
297163849Spjddevice		vlan			# 802.1Q VLAN support
298163849Spjddevice		tun			# Packet tunnel.
299163849Spjddevice		md			# Memory "disks"
300163849Spjddevice		gif			# IPv6 and IPv4 tunneling
301163849Spjddevice		faith			# IPv6-to-IPv4 relaying (translation)
302163849Spjddevice		firmware		# firmware assist module
303163849Spjd
304163849Spjd# The `bpf' device enables the Berkeley Packet Filter.
305163849Spjd# Be aware of the administrative consequences of enabling this!
306163849Spjd# Note that 'bpf' is required for DHCP.
307163849Spjddevice		bpf			# Berkeley packet filter
308163849Spjd
309163849Spjd# USB support
310163849Spjdoptions 	USB_DEBUG		# enable debug msgs
311163849Spjddevice		uhci			# UHCI PCI->USB interface
312163849Spjddevice		ohci			# OHCI PCI->USB interface
313163849Spjddevice		ehci			# EHCI PCI->USB interface (USB 2.0)
314163849Spjddevice		xhci			# XHCI PCI->USB interface (USB 3.0)
315163849Spjddevice		usb			# USB Bus (required)
316163849Spjddevice		ukbd			# Keyboard
317163849Spjddevice		umass			# Disks/Mass storage - Requires scbus and da
318163849Spjd
319163849Spjd# Sound support
320163849Spjddevice		sound			# Generic sound driver (required)
321163849Spjddevice		snd_cmi			# CMedia CMI8338/CMI8738
322163849Spjddevice		snd_csa			# Crystal Semiconductor CS461x/428x
323163849Spjddevice		snd_emu10kx		# Creative SoundBlaster Live! and Audigy
324163849Spjddevice		snd_es137x		# Ensoniq AudioPCI ES137x
325163849Spjddevice		snd_hda			# Intel High Definition Audio
326163849Spjddevice		snd_ich			# Intel, NVidia and other ICH AC'97 Audio
327163849Spjddevice		snd_via8233		# VIA VT8233x Audio
328163849Spjd
329163849Spjd# MMC/SD
330163849Spjddevice		mmc			# MMC/SD bus
331163849Spjddevice		mmcsd			# MMC/SD memory card
332163849Spjddevice		sdhci			# Generic PCI SD Host Controller
333163849Spjd
334163849Spjd# VirtIO support
335163849Spjddevice		virtio			# Generic VirtIO bus (required)
336163849Spjddevice		virtio_pci		# VirtIO PCI device
337163849Spjddevice		vtnet			# VirtIO Ethernet device
338163849Spjddevice		virtio_blk		# VirtIO Block device
339163849Spjddevice		virtio_scsi		# VirtIO SCSI device
340163849Spjddevice		virtio_balloon		# VirtIO Memory Balloon device
341163849Spjd
342163849Spjd# HyperV drivers
343163849Spjddevice		hyperv			# HyperV drivers 
344163849Spjd
345163849Spjd# Xen HVM Guest Optimizations
346163849Spjd# NOTE: XENHVM depends on xenpci.  They must be added or removed together.
347163849Spjdoptions 	XENHVM			# Xen HVM kernel infrastructure
348163849Spjddevice		xenpci			# Xen HVM Hypervisor services driver
349163849Spjd
350163849Spjd# VMware support
351163849Spjddevice		vmx			# VMware VMXNET3 Ethernet
352163849Spjd