#
# GENERIC -- Generic kernel configuration file for FreeBSD/i386
#
# For more information on this file, please read the config(5) manual page,
# and/or the handbook section on Kernel Configuration Files:
#
# https://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
#
# The handbook is also available locally in /usr/share/doc/handbook
# if you've installed the doc distribution, otherwise always see the
# FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the
# latest information.
#
# An exhaustive list of options and more detailed explanations of the
# device lines is also present in the ../../conf/NOTES and NOTES files.
# If you are in doubt as to the purpose or necessity of a line, check first
# in NOTES.
#
# $FreeBSD$
cpu I486_CPU
cpu I586_CPU
cpu I686_CPU
ident LOCKDOC
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options VIMAGE # Subsystem virtualization, e.g. VNET
options INET # InterNETworking
options INET6 # IPv6 communications protocols
options IPSEC # IP (v4/v6) security
options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
options TCP_OFFLOAD # TCP offload
options SCTP # Stream Control Transmission Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
options UFS_GJOURNAL # Enable gjournal-based UFS journaling
options QUOTA # Enable disk quotas for UFS
options MD_ROOT # MD is a potential root device
options NFSCL # Network Filesystem Client
options NFSD # Network Filesystem Server
options NFSLOCKD # Network Lock Manager
options NFS_ROOT # NFS usable as /, requires NFSCL
options MSDOSFS # MSDOS Filesystem
options CD9660 # ISO 9660 Filesystem
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_GPT # GUID Partition Tables.
options GEOM_RAID # Soft RAID functionality.
options GEOM_LABEL # Provides labelization
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options COMPAT_FREEBSD7 # Compatible with FreeBSD7
options COMPAT_FREEBSD9 # Compatible with FreeBSD9
options COMPAT_FREEBSD10 # Compatible with FreeBSD10
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
options STACK # stack(9) support
options KSTACK_PAGES=4 # Larger stacks as recommended by ZFS kernel message
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
options AUDIT # Security event auditing
options CAPABILITY_MODE # Capsicum capability mode
options CAPABILITIES # Capsicum capabilities
options MAC # TrustedBSD MAC Framework
options KDTRACE_HOOKS # Kernel DTrace hooks
options DDB_CTF # Kernel ELF linker loads CTF data
options INCLUDE_CONFIG_FILE # Include this file in kernel
options RACCT # Resource accounting framework
options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
options RCTL # Resource limits
device linsysfs #
device linprocfs #
device tmpfs #
device compat_linux #
# Kernel dump features.
options GZIO # gzip-compressed kernel and user dumps
# To make an SMP kernel, the next two lines are needed
options SMP # Symmetric MultiProcessor Kernel
device apic # I/O APIC
options EARLY_AP_STARTUP
# CPU frequency control
device cpufreq #
# Bus support.
device acpi #
device pci #
options PCI_HP # PCI-Express native HotPlug
options PCI_IOV # PCI SR-IOV support
# Enable LockDoc facility
device lockdoc
options LOCKDOC_TEST_ITERATIONS=200
options LOCKDOC_RECORD
# Floppy drives
device fdc #
## ZFS for roots
device zfs
# ATA controllers
device ahci # AHCI-compatible SATA controllers
device ata # Legacy ATA/SATA controllers
device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
# SCSI Controllers
device ahc # AHA2940 and onboard AIC7xxx devices
device esp # AMD Am53C974 (Tekram DC-390(T))
device hptiop # Highpoint RocketRaid 3xxx series
device isp # Qlogic family
#device ispfw # Firmware for QLogic HBAs- normally a module
#device mpt # LSI-Logic MPT-Fusion
#device mps # LSI-Logic MPT-Fusion 2
#device mpr # LSI-Logic MPT-Fusion 3
device ncr # NCR/Symbios Logic
device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
#device trm # Tekram DC395U/UW/F DC315U adapters
device adv # Advansys SCSI adapters
device adw # Advansys wide SCSI adapters
device aha # Adaptec 154x SCSI adapters
device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
device bt # Buslogic/Mylex MultiMaster SCSI adapters
#device ncv # NCR 53C500
#device nsp # Workbit Ninja SCSI-3
#device stg # TMC 18C30/18C50
#device isci # Intel C600 SAS controller
# ATA/SCSI peripherals
device scbus # SCSI bus (required for ATA/SCSI)
device ch # SCSI media changers
device da # Direct Access (disks)
device sa # Sequential Access (tape etc)
device cd # CD
device pass # Passthrough device (direct ATA/SCSI access)
device ses # Enclosure Services (SES and SAF-TE)
#device ctl # CAM Target Layer
# RAID controllers interfaced to the SCSI subsystem
#device amr # AMI MegaRAID
#device arcmsr # Areca SATA II RAID
#device ciss # Compaq Smart RAID 5*
#device dpt # DPT Smartcache III, IV - See NOTES for options
#device hptmv # Highpoint RocketRAID 182x
#device hptnr # Highpoint DC7280, R750
#device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
#device hpt27xx # Highpoint RocketRAID 27xx
#device iir # Intel Integrated RAID
#device ips # IBM (Adaptec) ServeRAID
#device mly # Mylex AcceleRAID/eXtremeRAID
#device twa # 3ware 9000 series PATA/SATA RAID
#device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
# RAID controllers
#device aac # Adaptec FSA RAID
#device aacp # SCSI passthrough for aac (requires CAM)
#device aacraid # Adaptec by PMC RAID
#device ida # Compaq Smart RAID
#device mfi # LSI MegaRAID SAS
#device mlx # Mylex DAC960 family
#device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s
#device pmspcv # PMC-Sierra SAS/SATA Controller driver
#device pst # Promise Supertrak SX6000
#device twe # 3ware ATA RAID
# NVM Express (NVMe) support
#device nvme # base NVMe driver
#device nvd # expose NVMe namespace as disks, depends on nvme
# atkbdc0 controls both the keyboard and the PS/2 mouse
device atkbdc # AT keyboard controller
device atkbd # AT keyboard
device psm # PS/2 mouse
device kbdmux # keyboard multiplexer
device vga # VGA video card driver
options VESA # Add support for VESA BIOS Extensions (VBE)
device splash # Splash screen and screen saver support
# syscons is the default console driver, resembling an SCO console
device sc #
options SC_PIXEL_MODE # add support for the raster text mode
# vt is the new video console driver
device vt #
device vt_vga #
device agp # support several AGP chipsets
# Power management support (see NOTES for more options)
#device apm
# PCCARD (PCMCIA) support
# PCMCIA and cardbus bridge support
device cbb # cardbus (yenta) bridge
device pccard # PC Card (16-bit) bus
device cardbus # CardBus (32-bit) bus
# Serial (COM) ports
device uart # Generic UART driver
#device sio
# Parallel port
#device ppc
#device ppbus # Parallel port bus (required)
#device lpt # Printer
#device ppi # Parallel port interface device
#device vpo # Requires scbus and da
device puc # Multi I/O cards and multi-channel UARTs
# PCI Ethernet NICs.
#device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
#device de # DEC/Intel DC21x4x (``Tulip'')
#device em # Intel PRO/1000 Gigabit Ethernet Family
#device le # AMD Am7900 LANCE and Am79C9xx PCnet
#device ti # Alteon Networks Tigon I/II gigabit Ethernet
#device txp # 3Com 3cR990 (``Typhoon'')
#device vx # 3Com 3c590, 3c595 (``Vortex'')
# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
#device miibus # MII bus support
#device ae # Attansic/Atheros L2 FastEthernet
#device age # Attansic/Atheros L1 Gigabit Ethernet
#device alc # Atheros AR8131/AR8132 Ethernet
#device ale # Atheros AR8121/AR8113/AR8114 Ethernet
#device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
#device bfe # Broadcom BCM440x 10/100 Ethernet
#device bge # Broadcom BCM570xx Gigabit Ethernet
#device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn
#device dc # DEC/Intel 21143 and various workalikes
#device et # Agere ET1310 10/100/Gigabit Ethernet
#device fxp # Intel EtherExpress PRO/100B (82557, 82558)
#device gem # Sun GEM/Sun ERI/Apple GMAC
#device hme # Sun HME (Happy Meal Ethernet)
#device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
#device lge # Level 1 LXT1001 gigabit Ethernet
#device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
#device nfe # nVidia nForce MCP on-board Ethernet
#device nge # NatSemi DP83820 gigabit Ethernet
#device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
#device re # RealTek 8139C+/8169/8169S/8110S
#device rl # RealTek 8129/8139
#device sf # Adaptec AIC-6915 (``Starfire'')
#device sge # Silicon Integrated Systems SiS190/191
#device sis # Silicon Integrated Systems SiS 900/SiS 7016
#device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
#device ste # Sundance ST201 (D-Link DFE-550TX)
#device stge # Sundance/Tamarack TC9021 gigabit Ethernet
#device tl # Texas Instruments ThunderLAN
#device tx # SMC EtherPower II (83c170 ``EPIC'')
#device vge # VIA VT612x gigabit Ethernet
#device vr # VIA Rhine, Rhine II
#device vte # DM&P Vortex86 RDC R6040 Fast Ethernet
#device wb # Winbond W89C840F
#device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
# ISA Ethernet NICs. pccard NICs included.
#device cs # Crystal Semiconductor CS89x0 NIC
# 'device ed' requires 'device miibus'
#device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
#device ex # Intel EtherExpress Pro/10 and Pro/10+
#device ep # Etherlink III based cards
#device fe # Fujitsu MB8696x based cards
#device sn # SMC's 9000 series of Ethernet chips
#device xe # Xircom pccard Ethernet
# Wireless NIC cards
#device wlan # 802.11 support
#options IEEE80211_DEBUG # enable debug msgs
#options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
#options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
#device wlan_wep # 802.11 WEP support
#device wlan_ccmp # 802.11 CCMP support
#device wlan_tkip # 802.11 TKIP support
#device wlan_amrr # AMRR transmit rate control algorithm
#device an # Aironet 4500/4800 802.11 wireless NICs.
#device ath # Atheros NICs
#device ath_pci # Atheros pci/cardbus glue
#device ath_hal # pci/cardbus chip support
#options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors
#options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
#options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later
#device ath_rate_sample # SampleRate tx rate control for ath
#device bwi # Broadcom BCM430x/BCM431x wireless NICs.
#device bwn # Broadcom BCM43xx wireless NICs.
#device ipw # Intel 2100 wireless NICs.
#device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs.
#device iwn # Intel 4965/1000/5000/6000 wireless NICs.
#device malo # Marvell Libertas wireless NICs.
#device mwl # Marvell 88W8363 802.11n wireless NICs.
#device ral # Ralink Technology RT2500 wireless NICs.
#device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
#device wpi # Intel 3945ABG wireless NICs.
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device padlock_rng # VIA Padlock RNG
device rdrand_rng # Intel Bull Mountain RNG
device ether # Ethernet support
device vlan # 802.1Q VLAN support
device tun # Packet tunnel.
device md # Memory "disks"
device gif # IPv6 and IPv4 tunneling
device firmware # firmware assist module
# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device bpf # Berkeley packet filter
# USB support
#options USB_DEBUG # enable debug msgs
#device uhci # UHCI PCI->USB interface
#device ohci # OHCI PCI->USB interface
#device ehci # EHCI PCI->USB interface (USB 2.0)
#device xhci # XHCI PCI->USB interface (USB 3.0)
#device usb # USB Bus (required)
#device ukbd # Keyboard
#device umass # Disks/Mass storage - Requires scbus and da
# Sound support
#device sound # Generic sound driver (required)
#device snd_cmi # CMedia CMI8338/CMI8738
#device snd_csa # Crystal Semiconductor CS461x/428x
#device snd_emu10kx # Creative SoundBlaster Live! and Audigy
#device snd_es137x # Ensoniq AudioPCI ES137x
#device snd_hda # Intel High Definition Audio
#device snd_ich # Intel, NVidia and other ICH AC'97 Audio
#device snd_via8233 # VIA VT8233x Audio
# MMC/SD
#device mmc # MMC/SD bus
#device mmcsd # MMC/SD memory card
#device sdhci # Generic PCI SD Host Controller
# VirtIO support
device virtio # Generic VirtIO bus (required)
device virtio_pci # VirtIO PCI device
device vtnet # VirtIO Ethernet device
device virtio_blk # VirtIO Block device
device virtio_scsi # VirtIO SCSI device
device virtio_balloon # VirtIO Memory Balloon device
# HyperV drivers and enchancement support
#device hyperv # HyperV drivers
# Xen HVM Guest Optimizations
# NOTE: XENHVM depends on xenpci. They must be added or removed together.
#options XENHVM # Xen HVM kernel infrastructure
#device xenpci # Xen HVM Hypervisor services driver
# VMware support
#device vmx # VMware VMXNET3 Ethernet
# The crypto framework is required by IPSEC
device crypto # Required by IPSEC