xref: /freebsd/sys/amd64/conf/GENERIC (revision 31d62a73c2e6ac0ff413a7a17700ffc7dce254ef)
1#
2# GENERIC -- Generic kernel configuration file for FreeBSD/amd64
3#
4# For more information on this file, please read the config(5) manual page,
5# and/or the handbook section on Kernel Configuration Files:
6#
7#    https://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
8#
9# The handbook is also available locally in /usr/share/doc/handbook
10# if you've installed the doc distribution, otherwise always see the
11# FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the
12# latest information.
13#
14# An exhaustive list of options and more detailed explanations of the
15# device lines is also present in the ../../conf/NOTES and NOTES files.
16# If you are in doubt as to the purpose or necessity of a line, check first
17# in NOTES.
18#
19# $FreeBSD$
20
21cpu		HAMMER
22ident		GENERIC
23
24makeoptions	DEBUG=-g		# Build kernel with gdb(1) debug symbols
25makeoptions	WITH_CTF=1		# Run ctfconvert(1) for DTrace support
26
27options 	SCHED_ULE		# ULE scheduler
28options 	NUMA			# Non-Uniform Memory Architecture support
29options 	PREEMPTION		# Enable kernel thread preemption
30options 	VIMAGE			# Subsystem virtualization, e.g. VNET
31options 	INET			# InterNETworking
32options 	INET6			# IPv6 communications protocols
33options 	IPSEC			# IP (v4/v6) security
34options 	IPSEC_SUPPORT		# Allow kldload of ipsec and tcpmd5
35options 	TCP_OFFLOAD		# TCP offload
36options 	TCP_BLACKBOX		# Enhanced TCP event logging
37options 	TCP_HHOOK		# hhook(9) framework for TCP
38options		TCP_RFC7413		# TCP Fast Open
39options 	SCTP			# Stream Control Transmission Protocol
40options 	FFS			# Berkeley Fast Filesystem
41options 	SOFTUPDATES		# Enable FFS soft updates support
42options 	UFS_ACL			# Support for access control lists
43options 	UFS_DIRHASH		# Improve performance on big directories
44options 	UFS_GJOURNAL		# Enable gjournal-based UFS journaling
45options 	QUOTA			# Enable disk quotas for UFS
46options 	MD_ROOT			# MD is a potential root device
47options 	NFSCL			# Network Filesystem Client
48options 	NFSD			# Network Filesystem Server
49options 	NFSLOCKD		# Network Lock Manager
50options 	NFS_ROOT		# NFS usable as /, requires NFSCL
51options 	MSDOSFS			# MSDOS Filesystem
52options 	CD9660			# ISO 9660 Filesystem
53options 	PROCFS			# Process filesystem (requires PSEUDOFS)
54options 	PSEUDOFS		# Pseudo-filesystem framework
55options 	GEOM_RAID		# Soft RAID functionality.
56options 	GEOM_LABEL		# Provides labelization
57options 	EFIRT			# EFI Runtime Services support
58options 	COMPAT_FREEBSD32	# Compatible with i386 binaries
59options 	COMPAT_FREEBSD4		# Compatible with FreeBSD4
60options 	COMPAT_FREEBSD5		# Compatible with FreeBSD5
61options 	COMPAT_FREEBSD6		# Compatible with FreeBSD6
62options 	COMPAT_FREEBSD7		# Compatible with FreeBSD7
63options 	COMPAT_FREEBSD9		# Compatible with FreeBSD9
64options 	COMPAT_FREEBSD10	# Compatible with FreeBSD10
65options 	COMPAT_FREEBSD11	# Compatible with FreeBSD11
66options 	SCSI_DELAY=5000		# Delay (in ms) before probing SCSI
67options 	KTRACE			# ktrace(1) support
68options 	STACK			# stack(9) support
69options 	SYSVSHM			# SYSV-style shared memory
70options 	SYSVMSG			# SYSV-style message queues
71options 	SYSVSEM			# SYSV-style semaphores
72options 	_KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
73options 	PRINTF_BUFR_SIZE=128	# Prevent printf output being interspersed.
74options 	KBD_INSTALL_CDEV	# install a CDEV entry in /dev
75options 	HWPMC_HOOKS		# Necessary kernel hooks for hwpmc(4)
76options 	AUDIT			# Security event auditing
77options 	CAPABILITY_MODE		# Capsicum capability mode
78options 	CAPABILITIES		# Capsicum capabilities
79options 	MAC			# TrustedBSD MAC Framework
80options 	KDTRACE_FRAME		# Ensure frames are compiled in
81options 	KDTRACE_HOOKS		# Kernel DTrace hooks
82options 	DDB_CTF			# Kernel ELF linker loads CTF data
83options 	INCLUDE_CONFIG_FILE	# Include this file in kernel
84options 	RACCT			# Resource accounting framework
85options 	RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
86options 	RCTL			# Resource limits
87
88# Debugging support.  Always need this:
89options 	KDB			# Enable kernel debugger support.
90options 	KDB_TRACE		# Print a stack trace for a panic.
91# For full debugger support use (turn off in stable branch):
92options 	BUF_TRACKING		# Track buffer history
93options 	DDB			# Support DDB.
94options 	FULL_BUF_TRACKING	# Track more buffer history
95options 	GDB			# Support remote GDB.
96options 	DEADLKRES		# Enable the deadlock resolver
97options 	INVARIANTS		# Enable calls of extra sanity checking
98options 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
99options 	WITNESS			# Enable checks to detect deadlocks and cycles
100options 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
101options 	MALLOC_DEBUG_MAXZONES=8	# Separate malloc(9) zones
102
103# Kernel dump features.
104options 	EKCD			# Support for encrypted kernel dumps
105options 	GZIO			# gzip-compressed kernel and user dumps
106options 	ZSTDIO			# zstd-compressed kernel and user dumps
107options 	NETDUMP			# netdump(4) client support
108
109# Make an SMP-capable kernel by default
110options 	SMP			# Symmetric MultiProcessor Kernel
111options 	EARLY_AP_STARTUP
112
113# CPU frequency control
114device		cpufreq
115
116# Bus support.
117device		acpi
118options 	ACPI_DMAR
119device		pci
120options 	PCI_HP			# PCI-Express native HotPlug
121options		PCI_IOV			# PCI SR-IOV support
122
123# Floppy drives
124device		fdc
125
126# ATA controllers
127device		ahci			# AHCI-compatible SATA controllers
128device		ata			# Legacy ATA/SATA controllers
129device		mvs			# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
130device		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
131
132# SCSI Controllers
133device		ahc			# AHA2940 and onboard AIC7xxx devices
134device		ahd			# AHA39320/29320 and onboard AIC79xx devices
135device		esp			# AMD Am53C974 (Tekram DC-390(T))
136device		hptiop			# Highpoint RocketRaid 3xxx series
137device		isp			# Qlogic family
138#device		ispfw			# Firmware for QLogic HBAs- normally a module
139device		mpt			# LSI-Logic MPT-Fusion
140device		mps			# LSI-Logic MPT-Fusion 2
141device		mpr			# LSI-Logic MPT-Fusion 3
142device		sym			# NCR/Symbios Logic
143device		trm			# Tekram DC395U/UW/F DC315U adapters
144device		isci			# Intel C600 SAS controller
145device		ocs_fc			# Emulex FC adapters
146
147# ATA/SCSI peripherals
148device		scbus			# SCSI bus (required for ATA/SCSI)
149device		ch			# SCSI media changers
150device		da			# Direct Access (disks)
151device		sa			# Sequential Access (tape etc)
152device		cd			# CD
153device		pass			# Passthrough device (direct ATA/SCSI access)
154device		ses			# Enclosure Services (SES and SAF-TE)
155#device		ctl			# CAM Target Layer
156
157# RAID controllers interfaced to the SCSI subsystem
158device		amr			# AMI MegaRAID
159device		arcmsr			# Areca SATA II RAID
160device		ciss			# Compaq Smart RAID 5*
161device		hptmv			# Highpoint RocketRAID 182x
162device		hptnr			# Highpoint DC7280, R750
163device		hptrr			# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
164device		hpt27xx			# Highpoint RocketRAID 27xx
165device		iir			# Intel Integrated RAID
166device		ips			# IBM (Adaptec) ServeRAID
167device		mly			# Mylex AcceleRAID/eXtremeRAID
168device		twa			# 3ware 9000 series PATA/SATA RAID
169device		smartpqi		# Microsemi smartpqi driver
170device		tws			# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
171
172# RAID controllers
173device		aac			# Adaptec FSA RAID
174device		aacp			# SCSI passthrough for aac (requires CAM)
175device		aacraid			# Adaptec by PMC RAID
176device		ida			# Compaq Smart RAID
177device		mfi			# LSI MegaRAID SAS
178device		mlx			# Mylex DAC960 family
179device		mrsas			# LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
180device		pmspcv			# PMC-Sierra SAS/SATA Controller driver
181#XXX pointer/int warnings
182#device		pst			# Promise Supertrak SX6000
183device		twe			# 3ware ATA RAID
184
185# NVM Express (NVMe) support
186device		nvme			# base NVMe driver
187device		nvd			# expose NVMe namespaces as disks, depends on nvme
188
189# atkbdc0 controls both the keyboard and the PS/2 mouse
190device		atkbdc			# AT keyboard controller
191device		atkbd			# AT keyboard
192device		psm			# PS/2 mouse
193
194device		kbdmux			# keyboard multiplexer
195
196device		vga			# VGA video card driver
197options 	VESA			# Add support for VESA BIOS Extensions (VBE)
198
199device		splash			# Splash screen and screen saver support
200
201# syscons is the default console driver, resembling an SCO console
202device		sc
203options 	SC_PIXEL_MODE		# add support for the raster text mode
204
205# vt is the new video console driver
206device		vt
207device		vt_vga
208device		vt_efifb
209
210device		agp			# support several AGP chipsets
211
212# PCCARD (PCMCIA) support
213# PCMCIA and cardbus bridge support
214device		cbb			# cardbus (yenta) bridge
215device		pccard			# PC Card (16-bit) bus
216device		cardbus			# CardBus (32-bit) bus
217
218# Serial (COM) ports
219device		uart			# Generic UART driver
220
221# Parallel port
222device		ppc
223device		ppbus			# Parallel port bus (required)
224device		lpt			# Printer
225device		ppi			# Parallel port interface device
226#device		vpo			# Requires scbus and da
227
228device		puc			# Multi I/O cards and multi-channel UARTs
229
230# PCI Ethernet NICs.
231device		bxe			# Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
232device		de			# DEC/Intel DC21x4x (``Tulip'')
233device		em			# Intel PRO/1000 Gigabit Ethernet Family
234device		ix			# Intel PRO/10GbE PCIE PF Ethernet
235device		ixv			# Intel PRO/10GbE PCIE VF Ethernet
236device		ixl			# Intel 700 Series Physical Function
237device		iavf			# Intel Adaptive Virtual Function
238device		le			# AMD Am7900 LANCE and Am79C9xx PCnet
239device		ti			# Alteon Networks Tigon I/II gigabit Ethernet
240device		txp			# 3Com 3cR990 (``Typhoon'')
241device		vx			# 3Com 3c590, 3c595 (``Vortex'')
242
243# PCI Ethernet NICs that use the common MII bus controller code.
244# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
245device		miibus			# MII bus support
246device		ae			# Attansic/Atheros L2 FastEthernet
247device		age			# Attansic/Atheros L1 Gigabit Ethernet
248device		alc			# Atheros AR8131/AR8132 Ethernet
249device		ale			# Atheros AR8121/AR8113/AR8114 Ethernet
250device		bce			# Broadcom BCM5706/BCM5708 Gigabit Ethernet
251device		bfe			# Broadcom BCM440x 10/100 Ethernet
252device		bge			# Broadcom BCM570xx Gigabit Ethernet
253device		cas			# Sun Cassini/Cassini+ and NS DP83065 Saturn
254device		dc			# DEC/Intel 21143 and various workalikes
255device		et			# Agere ET1310 10/100/Gigabit Ethernet
256device		fxp			# Intel EtherExpress PRO/100B (82557, 82558)
257device		gem			# Sun GEM/Sun ERI/Apple GMAC
258device		hme			# Sun HME (Happy Meal Ethernet)
259device		jme			# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
260device		lge			# Level 1 LXT1001 gigabit Ethernet
261device		msk			# Marvell/SysKonnect Yukon II Gigabit Ethernet
262device		nfe			# nVidia nForce MCP on-board Ethernet
263device		nge			# NatSemi DP83820 gigabit Ethernet
264device		pcn			# AMD Am79C97x PCI 10/100 (precedence over 'le')
265device		re			# RealTek 8139C+/8169/8169S/8110S
266device		rl			# RealTek 8129/8139
267device		sf			# Adaptec AIC-6915 (``Starfire'')
268device		sge			# Silicon Integrated Systems SiS190/191
269device		sis			# Silicon Integrated Systems SiS 900/SiS 7016
270device		sk			# SysKonnect SK-984x & SK-982x gigabit Ethernet
271device		ste			# Sundance ST201 (D-Link DFE-550TX)
272device		stge			# Sundance/Tamarack TC9021 gigabit Ethernet
273device		tl			# Texas Instruments ThunderLAN
274device		tx			# SMC EtherPower II (83c170 ``EPIC'')
275device		vge			# VIA VT612x gigabit Ethernet
276device		vr			# VIA Rhine, Rhine II
277device		wb			# Winbond W89C840F
278device		xl			# 3Com 3c90x (``Boomerang'', ``Cyclone'')
279
280# Wireless NIC cards
281device		wlan			# 802.11 support
282options 	IEEE80211_DEBUG		# enable debug msgs
283options 	IEEE80211_AMPDU_AGE	# age frames in AMPDU reorder q's
284options 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
285device		wlan_wep		# 802.11 WEP support
286device		wlan_ccmp		# 802.11 CCMP support
287device		wlan_tkip		# 802.11 TKIP support
288device		wlan_amrr		# AMRR transmit rate control algorithm
289device		an			# Aironet 4500/4800 802.11 wireless NICs.
290device		ath			# Atheros NICs
291device		ath_pci			# Atheros pci/cardbus glue
292device		ath_hal			# pci/cardbus chip support
293options 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
294options 	AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
295options 	ATH_ENABLE_11N		# Enable 802.11n support for AR5416 and later
296device		ath_rate_sample		# SampleRate tx rate control for ath
297#device		bwi			# Broadcom BCM430x/BCM431x wireless NICs.
298#device		bwn			# Broadcom BCM43xx wireless NICs.
299device		ipw			# Intel 2100 wireless NICs.
300device		iwi			# Intel 2200BG/2225BG/2915ABG wireless NICs.
301device		iwn			# Intel 4965/1000/5000/6000 wireless NICs.
302device		malo			# Marvell Libertas wireless NICs.
303device		mwl			# Marvell 88W8363 802.11n wireless NICs.
304device		ral			# Ralink Technology RT2500 wireless NICs.
305device		wi			# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
306device		wpi			# Intel 3945ABG wireless NICs.
307
308# Pseudo devices.
309device		crypto			# core crypto support
310device		loop			# Network loopback
311device		random			# Entropy device
312device		padlock_rng		# VIA Padlock RNG
313device		rdrand_rng		# Intel Bull Mountain RNG
314device		ether			# Ethernet support
315device		vlan			# 802.1Q VLAN support
316device		tun			# Packet tunnel.
317device		md			# Memory "disks"
318device		gif			# IPv6 and IPv4 tunneling
319device		firmware		# firmware assist module
320
321# The `bpf' device enables the Berkeley Packet Filter.
322# Be aware of the administrative consequences of enabling this!
323# Note that 'bpf' is required for DHCP.
324device		bpf			# Berkeley packet filter
325
326# USB support
327options 	USB_DEBUG		# enable debug msgs
328device		uhci			# UHCI PCI->USB interface
329device		ohci			# OHCI PCI->USB interface
330device		ehci			# EHCI PCI->USB interface (USB 2.0)
331device		xhci			# XHCI PCI->USB interface (USB 3.0)
332device		usb			# USB Bus (required)
333device		ukbd			# Keyboard
334device		umass			# Disks/Mass storage - Requires scbus and da
335
336# Sound support
337device		sound			# Generic sound driver (required)
338device		snd_cmi			# CMedia CMI8338/CMI8738
339device		snd_csa			# Crystal Semiconductor CS461x/428x
340device		snd_emu10kx		# Creative SoundBlaster Live! and Audigy
341device		snd_es137x		# Ensoniq AudioPCI ES137x
342device		snd_hda			# Intel High Definition Audio
343device		snd_ich			# Intel, NVidia and other ICH AC'97 Audio
344device		snd_via8233		# VIA VT8233x Audio
345
346# MMC/SD
347device		mmc			# MMC/SD bus
348device		mmcsd			# MMC/SD memory card
349device		sdhci			# Generic PCI SD Host Controller
350
351# VirtIO support
352device		virtio			# Generic VirtIO bus (required)
353device		virtio_pci		# VirtIO PCI device
354device		vtnet			# VirtIO Ethernet device
355device		virtio_blk		# VirtIO Block device
356device		virtio_scsi		# VirtIO SCSI device
357device		virtio_balloon		# VirtIO Memory Balloon device
358
359# HyperV drivers and enhancement support
360device		hyperv			# HyperV drivers
361
362# Xen HVM Guest Optimizations
363# NOTE: XENHVM depends on xenpci.  They must be added or removed together.
364options 	XENHVM			# Xen HVM kernel infrastructure
365device		xenpci			# Xen HVM Hypervisor services driver
366
367# VMware support
368device		vmx			# VMware VMXNET3 Ethernet
369
370# Netmap provides direct access to TX/RX rings on supported NICs
371device		netmap			# netmap(4) support
372