xref: /freebsd/sys/amd64/conf/GENERIC (revision 4db78cacdee1b6f3b7880eb8c5560e8edaf91698)
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
102options 	VERBOSE_SYSINIT=0	# Support debug.verbose_sysinit, off by default
103
104# Kernel dump features.
105options 	EKCD			# Support for encrypted kernel dumps
106options 	GZIO			# gzip-compressed kernel and user dumps
107options 	ZSTDIO			# zstd-compressed kernel and user dumps
108options 	NETDUMP			# netdump(4) client support
109
110# Make an SMP-capable kernel by default
111options 	SMP			# Symmetric MultiProcessor Kernel
112options 	EARLY_AP_STARTUP
113
114# CPU frequency control
115device		cpufreq
116
117# Bus support.
118device		acpi
119options 	ACPI_DMAR
120device		pci
121options 	PCI_HP			# PCI-Express native HotPlug
122options		PCI_IOV			# PCI SR-IOV support
123
124# Floppy drives
125device		fdc
126
127# ATA controllers
128device		ahci			# AHCI-compatible SATA controllers
129device		ata			# Legacy ATA/SATA controllers
130device		mvs			# Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
131device		siis			# SiliconImage SiI3124/SiI3132/SiI3531 SATA
132
133# SCSI Controllers
134device		ahc			# AHA2940 and onboard AIC7xxx devices
135device		ahd			# AHA39320/29320 and onboard AIC79xx devices
136device		esp			# AMD Am53C974 (Tekram DC-390(T))
137device		hptiop			# Highpoint RocketRaid 3xxx series
138device		isp			# Qlogic family
139#device		ispfw			# Firmware for QLogic HBAs- normally a module
140device		mpt			# LSI-Logic MPT-Fusion
141device		mps			# LSI-Logic MPT-Fusion 2
142device		mpr			# LSI-Logic MPT-Fusion 3
143device		sym			# NCR/Symbios Logic
144device		trm			# Tekram DC395U/UW/F DC315U adapters
145device		isci			# Intel C600 SAS controller
146device		ocs_fc			# Emulex FC adapters
147
148# ATA/SCSI peripherals
149device		scbus			# SCSI bus (required for ATA/SCSI)
150device		ch			# SCSI media changers
151device		da			# Direct Access (disks)
152device		sa			# Sequential Access (tape etc)
153device		cd			# CD
154device		pass			# Passthrough device (direct ATA/SCSI access)
155device		ses			# Enclosure Services (SES and SAF-TE)
156#device		ctl			# CAM Target Layer
157
158# RAID controllers interfaced to the SCSI subsystem
159device		amr			# AMI MegaRAID
160device		arcmsr			# Areca SATA II RAID
161device		ciss			# Compaq Smart RAID 5*
162device		hptmv			# Highpoint RocketRAID 182x
163device		hptnr			# Highpoint DC7280, R750
164device		hptrr			# Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
165device		hpt27xx			# Highpoint RocketRAID 27xx
166device		iir			# Intel Integrated RAID
167device		ips			# IBM (Adaptec) ServeRAID
168device		mly			# Mylex AcceleRAID/eXtremeRAID
169device		twa			# 3ware 9000 series PATA/SATA RAID
170device		smartpqi		# Microsemi smartpqi driver
171device		tws			# LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
172
173# RAID controllers
174device		aac			# Adaptec FSA RAID
175device		aacp			# SCSI passthrough for aac (requires CAM)
176device		aacraid			# Adaptec by PMC RAID
177device		ida			# Compaq Smart RAID
178device		mfi			# LSI MegaRAID SAS
179device		mlx			# Mylex DAC960 family
180device		mrsas			# LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
181device		pmspcv			# PMC-Sierra SAS/SATA Controller driver
182#XXX pointer/int warnings
183#device		pst			# Promise Supertrak SX6000
184device		twe			# 3ware ATA RAID
185
186# NVM Express (NVMe) support
187device		nvme			# base NVMe driver
188device		nvd			# expose NVMe namespaces as disks, depends on nvme
189
190# atkbdc0 controls both the keyboard and the PS/2 mouse
191device		atkbdc			# AT keyboard controller
192device		atkbd			# AT keyboard
193device		psm			# PS/2 mouse
194
195device		kbdmux			# keyboard multiplexer
196
197device		vga			# VGA video card driver
198options 	VESA			# Add support for VESA BIOS Extensions (VBE)
199
200device		splash			# Splash screen and screen saver support
201
202# syscons is the default console driver, resembling an SCO console
203device		sc
204options 	SC_PIXEL_MODE		# add support for the raster text mode
205
206# vt is the new video console driver
207device		vt
208device		vt_vga
209device		vt_efifb
210
211device		agp			# support several AGP chipsets
212
213# PCCARD (PCMCIA) support
214# PCMCIA and cardbus bridge support
215device		cbb			# cardbus (yenta) bridge
216device		pccard			# PC Card (16-bit) bus
217device		cardbus			# CardBus (32-bit) bus
218
219# Serial (COM) ports
220device		uart			# Generic UART driver
221
222# Parallel port
223device		ppc
224device		ppbus			# Parallel port bus (required)
225device		lpt			# Printer
226device		ppi			# Parallel port interface device
227#device		vpo			# Requires scbus and da
228
229device		puc			# Multi I/O cards and multi-channel UARTs
230
231# PCI Ethernet NICs.
232device		bxe			# Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
233device		de			# DEC/Intel DC21x4x (``Tulip'')
234device		em			# Intel PRO/1000 Gigabit Ethernet Family
235device		ix			# Intel PRO/10GbE PCIE PF Ethernet
236device		ixv			# Intel PRO/10GbE PCIE VF Ethernet
237device		ixl			# Intel 700 Series Physical Function
238device		iavf			# Intel Adaptive Virtual Function
239device		le			# AMD Am7900 LANCE and Am79C9xx PCnet
240device		ti			# Alteon Networks Tigon I/II gigabit Ethernet
241device		txp			# 3Com 3cR990 (``Typhoon'')
242device		vx			# 3Com 3c590, 3c595 (``Vortex'')
243
244# PCI Ethernet NICs that use the common MII bus controller code.
245# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
246device		miibus			# MII bus support
247device		ae			# Attansic/Atheros L2 FastEthernet
248device		age			# Attansic/Atheros L1 Gigabit Ethernet
249device		alc			# Atheros AR8131/AR8132 Ethernet
250device		ale			# Atheros AR8121/AR8113/AR8114 Ethernet
251device		bce			# Broadcom BCM5706/BCM5708 Gigabit Ethernet
252device		bfe			# Broadcom BCM440x 10/100 Ethernet
253device		bge			# Broadcom BCM570xx Gigabit Ethernet
254device		cas			# Sun Cassini/Cassini+ and NS DP83065 Saturn
255device		dc			# DEC/Intel 21143 and various workalikes
256device		et			# Agere ET1310 10/100/Gigabit Ethernet
257device		fxp			# Intel EtherExpress PRO/100B (82557, 82558)
258device		gem			# Sun GEM/Sun ERI/Apple GMAC
259device		hme			# Sun HME (Happy Meal Ethernet)
260device		jme			# JMicron JMC250 Gigabit/JMC260 Fast Ethernet
261device		lge			# Level 1 LXT1001 gigabit Ethernet
262device		msk			# Marvell/SysKonnect Yukon II Gigabit Ethernet
263device		nfe			# nVidia nForce MCP on-board Ethernet
264device		nge			# NatSemi DP83820 gigabit Ethernet
265device		pcn			# AMD Am79C97x PCI 10/100 (precedence over 'le')
266device		re			# RealTek 8139C+/8169/8169S/8110S
267device		rl			# RealTek 8129/8139
268device		sf			# Adaptec AIC-6915 (``Starfire'')
269device		sge			# Silicon Integrated Systems SiS190/191
270device		sis			# Silicon Integrated Systems SiS 900/SiS 7016
271device		sk			# SysKonnect SK-984x & SK-982x gigabit Ethernet
272device		ste			# Sundance ST201 (D-Link DFE-550TX)
273device		stge			# Sundance/Tamarack TC9021 gigabit Ethernet
274device		tl			# Texas Instruments ThunderLAN
275device		tx			# SMC EtherPower II (83c170 ``EPIC'')
276device		vge			# VIA VT612x gigabit Ethernet
277device		vr			# VIA Rhine, Rhine II
278device		wb			# Winbond W89C840F
279device		xl			# 3Com 3c90x (``Boomerang'', ``Cyclone'')
280
281# Wireless NIC cards
282device		wlan			# 802.11 support
283options 	IEEE80211_DEBUG		# enable debug msgs
284options 	IEEE80211_AMPDU_AGE	# age frames in AMPDU reorder q's
285options 	IEEE80211_SUPPORT_MESH	# enable 802.11s draft support
286device		wlan_wep		# 802.11 WEP support
287device		wlan_ccmp		# 802.11 CCMP support
288device		wlan_tkip		# 802.11 TKIP support
289device		wlan_amrr		# AMRR transmit rate control algorithm
290device		an			# Aironet 4500/4800 802.11 wireless NICs.
291device		ath			# Atheros NICs
292device		ath_pci			# Atheros pci/cardbus glue
293device		ath_hal			# pci/cardbus chip support
294options 	AH_SUPPORT_AR5416	# enable AR5416 tx/rx descriptors
295options 	AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
296options 	ATH_ENABLE_11N		# Enable 802.11n support for AR5416 and later
297device		ath_rate_sample		# SampleRate tx rate control for ath
298#device		bwi			# Broadcom BCM430x/BCM431x wireless NICs.
299#device		bwn			# Broadcom BCM43xx wireless NICs.
300device		ipw			# Intel 2100 wireless NICs.
301device		iwi			# Intel 2200BG/2225BG/2915ABG wireless NICs.
302device		iwn			# Intel 4965/1000/5000/6000 wireless NICs.
303device		malo			# Marvell Libertas wireless NICs.
304device		mwl			# Marvell 88W8363 802.11n wireless NICs.
305device		ral			# Ralink Technology RT2500 wireless NICs.
306device		wi			# WaveLAN/Intersil/Symbol 802.11 wireless NICs.
307device		wpi			# Intel 3945ABG wireless NICs.
308
309# Pseudo devices.
310device		crypto			# core crypto support
311device		loop			# Network loopback
312device		random			# Entropy device
313device		padlock_rng		# VIA Padlock RNG
314device		rdrand_rng		# Intel Bull Mountain RNG
315device		ether			# Ethernet support
316device		vlan			# 802.1Q VLAN support
317device		tun			# Packet tunnel.
318device		md			# Memory "disks"
319device		gif			# IPv6 and IPv4 tunneling
320device		firmware		# firmware assist module
321
322# The `bpf' device enables the Berkeley Packet Filter.
323# Be aware of the administrative consequences of enabling this!
324# Note that 'bpf' is required for DHCP.
325device		bpf			# Berkeley packet filter
326
327# USB support
328options 	USB_DEBUG		# enable debug msgs
329device		uhci			# UHCI PCI->USB interface
330device		ohci			# OHCI PCI->USB interface
331device		ehci			# EHCI PCI->USB interface (USB 2.0)
332device		xhci			# XHCI PCI->USB interface (USB 3.0)
333device		usb			# USB Bus (required)
334device		ukbd			# Keyboard
335device		umass			# Disks/Mass storage - Requires scbus and da
336
337# Sound support
338device		sound			# Generic sound driver (required)
339device		snd_cmi			# CMedia CMI8338/CMI8738
340device		snd_csa			# Crystal Semiconductor CS461x/428x
341device		snd_emu10kx		# Creative SoundBlaster Live! and Audigy
342device		snd_es137x		# Ensoniq AudioPCI ES137x
343device		snd_hda			# Intel High Definition Audio
344device		snd_ich			# Intel, NVidia and other ICH AC'97 Audio
345device		snd_via8233		# VIA VT8233x Audio
346
347# MMC/SD
348device		mmc			# MMC/SD bus
349device		mmcsd			# MMC/SD memory card
350device		sdhci			# Generic PCI SD Host Controller
351
352# VirtIO support
353device		virtio			# Generic VirtIO bus (required)
354device		virtio_pci		# VirtIO PCI device
355device		vtnet			# VirtIO Ethernet device
356device		virtio_blk		# VirtIO Block device
357device		virtio_scsi		# VirtIO SCSI device
358device		virtio_balloon		# VirtIO Memory Balloon device
359
360# HyperV drivers and enhancement support
361device		hyperv			# HyperV drivers
362
363# Xen HVM Guest Optimizations
364# NOTE: XENHVM depends on xenpci.  They must be added or removed together.
365options 	XENHVM			# Xen HVM kernel infrastructure
366device		xenpci			# Xen HVM Hypervisor services driver
367
368# VMware support
369device		vmx			# VMware VMXNET3 Ethernet
370
371# Netmap provides direct access to TX/RX rings on supported NICs
372device		netmap			# netmap(4) support
373