1ba1cabf4SPeter Wemm# 2afa88623SPeter Wemm# GENERIC -- Generic kernel configuration file for FreeBSD/amd64 3677060b4SPoul-Henning Kamp# 4650ea0d6SLuigi Rizzo# For more information on this file, please read the config(5) manual page, 5650ea0d6SLuigi Rizzo# and/or the handbook section on Kernel Configuration Files: 6d571daa0SJordan K. Hubbard# 7a2aef24aSEitan Adler# https://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 11a2aef24aSEitan Adler# FreeBSD World Wide Web server (https://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 21afa88623SPeter Wemmcpu HAMMER 22677060b4SPoul-Henning Kampident GENERIC 23677060b4SPoul-Henning Kamp 243f1afabfSWarner Loshmakeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 25e9acaa9aSBrooks Davismakeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 26713c9391SDavid E. O'Brien 2795b55771SKen Smithoptions SCHED_ULE # ULE scheduler 28444ba945SScott Longoptions PREEMPTION # Enable kernel thread preemption 298e94025bSBjoern A. Zeeboptions VIMAGE # Subsystem virtualization, e.g. VNET 30677060b4SPoul-Henning Kampoptions INET # InterNETworking 31ba1cabf4SPeter Wemmoptions INET6 # IPv6 communications protocols 329d0ec2a9SJosh Paetzeloptions IPSEC # IP (v4/v6) security 333b65550eSJosh Paetzeloptions IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 3409fe6320SNavdeep Parharoptions TCP_OFFLOAD # TCP offload 35e24e5683SJonathan T. Looneyoptions TCP_BLACKBOX # Enhanced TCP event logging 36bd79708dSJonathan T. Looneyoptions TCP_HHOOK # hhook(9) framework for TCP 3718a75309SPatrick Kelseyoptions TCP_RFC7413 # TCP Fast Open 384fabde56SChristian Bruefferoptions SCTP # Stream Control Transmission Protocol 394525c93eSJordan K. Hubbardoptions FFS # Berkeley Fast Filesystem 40bc265916SPeter Wemmoptions SOFTUPDATES # Enable FFS soft updates support 41ba1cabf4SPeter Wemmoptions UFS_ACL # Support for access control lists 42ba1cabf4SPeter Wemmoptions UFS_DIRHASH # Improve performance on big directories 43fef2a259SPawel Jakub Dawidekoptions UFS_GJOURNAL # Enable gjournal-based UFS journaling 440dcbedfaSKonstantin Belousovoptions QUOTA # Enable disk quotas for UFS 4570c3f049SMark Murrayoptions MD_ROOT # MD is a potential root device 463e32dff5SJohn Baldwinoptions NFSCL # Network Filesystem Client 473e32dff5SJohn Baldwinoptions NFSD # Network Filesystem Server 48fa9d9930SDoug Rabsonoptions NFSLOCKD # Network Lock Manager 4988c037e2SRick Macklemoptions NFS_ROOT # NFS usable as /, requires NFSCL 50ba1cabf4SPeter Wemmoptions MSDOSFS # MSDOS Filesystem 51ba1cabf4SPeter Wemmoptions CD9660 # ISO 9660 Filesystem 52ba1cabf4SPeter Wemmoptions PROCFS # Process filesystem (requires PSEUDOFS) 53ba1cabf4SPeter Wemmoptions PSEUDOFS # Pseudo-filesystem framework 541d3aed33SMarcel Moolenaaroptions GEOM_PART_GPT # GUID Partition Tables. 55c078c188SAlexander Motinoptions GEOM_RAID # Soft RAID functionality. 56983f9709SBrooks Davisoptions GEOM_LABEL # Provides labelization 57841c0c7eSNathan Whitehornoptions COMPAT_FREEBSD32 # Compatible with i386 binaries 58713c9391SDavid E. O'Brienoptions COMPAT_FREEBSD4 # Compatible with FreeBSD4 5922e59cecSKen Smithoptions COMPAT_FREEBSD5 # Compatible with FreeBSD5 606c9fdda7SRuslan Ermilovoptions COMPAT_FREEBSD6 # Compatible with FreeBSD6 615965c4b7SJohn Baldwinoptions COMPAT_FREEBSD7 # Compatible with FreeBSD7 627d313e7bSJohn Baldwinoptions COMPAT_FREEBSD9 # Compatible with FreeBSD9 637d313e7bSJohn Baldwinoptions COMPAT_FREEBSD10 # Compatible with FreeBSD10 647f68a896SMark Johnstonoptions COMPAT_FREEBSD11 # Compatible with FreeBSD11 6532672ba8SAndre Oppermannoptions SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 66ba1cabf4SPeter Wemmoptions KTRACE # ktrace(1) support 673c90d1eaSRobert Watsonoptions STACK # stack(9) support 68713c9391SDavid E. O'Brienoptions SYSVSHM # SYSV-style shared memory 69713c9391SDavid E. O'Brienoptions SYSVMSG # SYSV-style message queues 70713c9391SDavid E. O'Brienoptions SYSVSEM # SYSV-style semaphores 71118ef86eSJohn Baldwinoptions _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 72c2919fd8SEd Schoutenoptions PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 73ba1cabf4SPeter Wemmoptions KBD_INSTALL_CDEV # install a CDEV entry in /dev 74dbd47f15SXin LIoptions HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 7568ce278eSMaxim Sobolevoptions AUDIT # Security event auditing 76009d2032SRobert Watsonoptions CAPABILITY_MODE # Capsicum capability mode 77009d2032SRobert Watsonoptions CAPABILITIES # Capsicum capabilities 78bd875f5fSRobert Watsonoptions MAC # TrustedBSD MAC Framework 79e9acaa9aSBrooks Davisoptions KDTRACE_FRAME # Ensure frames are compiled in 80e9acaa9aSBrooks Davisoptions KDTRACE_HOOKS # Kernel DTrace hooks 81b3a397a8SBrooks Davisoptions DDB_CTF # Kernel ELF linker loads CTF data 8287948dfdSWarner Loshoptions INCLUDE_CONFIG_FILE # Include this file in kernel 83ba8f0eb8SEdward Tomasz Napieralaoptions RACCT # Resource accounting framework 84ba8f0eb8SEdward Tomasz Napieralaoptions RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 85ba8f0eb8SEdward Tomasz Napieralaoptions RCTL # Resource limits 86677060b4SPoul-Henning Kamp 876168545aSKen Smith# Debugging support. Always need this: 888bcb1e9eSMarcel Moolenaaroptions KDB # Enable kernel debugger support. 89818d282eSAndriy Gaponoptions KDB_TRACE # Print a stack trace for a panic. 909ba0691bSAndriy Gapon# For full debugger support use (turn off in stable branch): 918532d381SConrad Meyeroptions BUF_TRACKING # Track buffer history 928bcb1e9eSMarcel Moolenaaroptions DDB # Support DDB. 938532d381SConrad Meyeroptions FULL_BUF_TRACKING # Track more buffer history 948bcb1e9eSMarcel Moolenaaroptions GDB # Support remote GDB. 9588cbfa85SAttilio Raooptions DEADLKRES # Enable the deadlock resolver 96686710f7SAttilio Raooptions INVARIANTS # Enable calls of extra sanity checking 9747e87d5aSWarner Loshoptions INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 98686710f7SAttilio Raooptions WITNESS # Enable checks to detect deadlocks and cycles 99686710f7SAttilio Raooptions WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 100686710f7SAttilio Raooptions MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 1018fab58d8SPoul-Henning Kamp 102892bdcccSMark Johnston# Kernel dump features. 103892bdcccSMark Johnstonoptions EKCD # Support for encrypted kernel dumps 104892bdcccSMark Johnstonoptions GZIO # gzip-compressed kernel and user dumps 105892bdcccSMark Johnstonoptions ZSTDIO # zstd-compressed kernel and user dumps 106892bdcccSMark Johnstonoptions NETDUMP # netdump(4) client support 107892bdcccSMark Johnston 108b8aeddf1SPeter Wemm# Make an SMP-capable kernel by default 109b8aeddf1SPeter Wemmoptions SMP # Symmetric MultiProcessor Kernel 110b6638164SJohn Baldwinoptions EARLY_AP_STARTUP 111118ef86eSJohn Baldwin 112a7b811a6SNate Lawson# CPU frequency control 113a7b811a6SNate Lawsondevice cpufreq 114a7b811a6SNate Lawson 11554903605SPeter Wemm# Bus support. 116a4d60a7fSPeter Wemmdevice acpi 11786be9f0dSKonstantin Belousovoptions ACPI_DMAR 118b618108fSPeter Wemmdevice pci 11982cb5c3bSJohn Baldwinoptions PCI_HP # PCI-Express native HotPlug 1209bfb1e36SRyan Stoneoptions PCI_IOV # PCI SR-IOV support 121ba1cabf4SPeter Wemm 122ba1cabf4SPeter Wemm# Floppy drives 123ba1cabf4SPeter Wemmdevice fdc 124677060b4SPoul-Henning Kamp 12597b53e36SAlexander Motin# ATA controllers 12697b53e36SAlexander Motindevice ahci # AHCI-compatible SATA controllers 12797b53e36SAlexander Motindevice ata # Legacy ATA/SATA controllers 12897b53e36SAlexander Motindevice mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 12997b53e36SAlexander Motindevice siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 130ff680471SDavid E. O'Brien 131ba1cabf4SPeter Wemm# SCSI Controllers 132ba1cabf4SPeter Wemmdevice ahc # AHA2940 and onboard AIC7xxx devices 133ba1cabf4SPeter Wemmdevice ahd # AHA39320/29320 and onboard AIC79xx devices 134a9ab459bSMarius Strobldevice esp # AMD Am53C974 (Tekram DC-390(T)) 1354439f8b4SScott Longdevice hptiop # Highpoint RocketRaid 3xxx series 136ba1cabf4SPeter Wemmdevice isp # Qlogic family 13746ec31b0SPeter Wemm#device ispfw # Firmware for QLogic HBAs- normally a module 138ba1cabf4SPeter Wemmdevice mpt # LSI-Logic MPT-Fusion 139d3c7b9a0SKenneth D. Merrydevice mps # LSI-Logic MPT-Fusion 2 140991554f2SKenneth D. Merrydevice mpr # LSI-Logic MPT-Fusion 3 141ba1cabf4SPeter Wemm#device ncr # NCR/Symbios Logic 142b8aeddf1SPeter Wemmdevice sym # NCR/Symbios Logic (newer chipsets + those of `ncr') 143ba1cabf4SPeter Wemmdevice trm # Tekram DC395U/UW/F DC315U adapters 144ba1cabf4SPeter Wemm 145ba1cabf4SPeter Wemmdevice adv # Advansys SCSI adapters 146ba1cabf4SPeter Wemmdevice adw # Advansys wide SCSI adapters 147ba1cabf4SPeter Wemmdevice aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. 148ba1cabf4SPeter Wemmdevice bt # Buslogic/Mylex MultiMaster SCSI adapters 149f11c7f63SJim Harrisdevice isci # Intel C600 SAS controller 150ef270ab1SKenneth D. Merrydevice ocs_fc # Emulex FC adapters 151ba1cabf4SPeter Wemm 15297b53e36SAlexander Motin# ATA/SCSI peripherals 15397b53e36SAlexander Motindevice scbus # SCSI bus (required for ATA/SCSI) 154ba1cabf4SPeter Wemmdevice ch # SCSI media changers 155ba1cabf4SPeter Wemmdevice da # Direct Access (disks) 156ba1cabf4SPeter Wemmdevice sa # Sequential Access (tape etc) 157ba1cabf4SPeter Wemmdevice cd # CD 15897b53e36SAlexander Motindevice pass # Passthrough device (direct ATA/SCSI access) 159130f4520SKenneth D. Merrydevice ses # Enclosure Services (SES and SAF-TE) 1608ed98609SEdward Tomasz Napierala#device ctl # CAM Target Layer 161ba1cabf4SPeter Wemm 162a4d60a7fSPeter Wemm# RAID controllers interfaced to the SCSI subsystem 1634d598bc1SMaxim Sobolevdevice amr # AMI MegaRAID 164d0885ac3SScott Longdevice arcmsr # Areca SATA II RAID 165a4d60a7fSPeter Wemmdevice ciss # Compaq Smart RAID 5* 166a4d60a7fSPeter Wemmdevice dpt # DPT Smartcache III, IV - See NOTES for options 167dc8540a9SScott Longdevice hptmv # Highpoint RocketRAID 182x 1681fdeb165SXin LIdevice hptnr # Highpoint DC7280, R750 169b063a422SScott Longdevice hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx 1700807ad74SXin LIdevice hpt27xx # Highpoint RocketRAID 27xx 171a4d60a7fSPeter Wemmdevice iir # Intel Integrated RAID 172a4d60a7fSPeter Wemmdevice ips # IBM (Adaptec) ServeRAID 173a4d60a7fSPeter Wemmdevice mly # Mylex AcceleRAID/eXtremeRAID 1742a779082SPeter Wemmdevice twa # 3ware 9000 series PATA/SATA RAID 1751e66f787SSean Brunodevice smartpqi # Microsemi smartpqi driver 176309dca01SXin LIdevice tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 177a4d60a7fSPeter Wemm 178ba1cabf4SPeter Wemm# RAID controllers 179df6ece38SPeter Wemmdevice aac # Adaptec FSA RAID 180df6ece38SPeter Wemmdevice aacp # SCSI passthrough for aac (requires CAM) 181dce93cd0SAchim Leubnerdevice aacraid # Adaptec by PMC RAID 182ba1cabf4SPeter Wemmdevice ida # Compaq Smart RAID 1837f631a41SScott Longdevice mfi # LSI MegaRAID SAS 184ba1cabf4SPeter Wemmdevice mlx # Mylex DAC960 family 185a58b4afaSMark Johnstondevice mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 18675333e64SWarner Loshdevice pmspcv # PMC-Sierra SAS/SATA Controller driver 187ba1cabf4SPeter Wemm#XXX pointer/int warnings 188ba1cabf4SPeter Wemm#device pst # Promise Supertrak SX6000 189ba1cabf4SPeter Wemmdevice twe # 3ware ATA RAID 190ba1cabf4SPeter Wemm 1916e3471bdSJim Harris# NVM Express (NVMe) support 1926e3471bdSJim Harrisdevice nvme # base NVMe driver 1936e3471bdSJim Harrisdevice nvd # expose NVMe namespaces as disks, depends on nvme 1946e3471bdSJim Harris 19523f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse 19614426b9cSPeter Wemmdevice atkbdc # AT keyboard controller 19714426b9cSPeter Wemmdevice atkbd # AT keyboard 19814426b9cSPeter Wemmdevice psm # PS/2 mouse 1992ad872c5SKazutaka YOKOTA 200b6431012SMaksim Yevmenkindevice kbdmux # keyboard multiplexer 201b6431012SMaksim Yevmenkin 20214426b9cSPeter Wemmdevice vga # VGA video card driver 203e883bb1aSJung-uk Kimoptions VESA # Add support for VESA BIOS Extensions (VBE) 2042ad872c5SKazutaka YOKOTA 20514426b9cSPeter Wemmdevice splash # Splash screen and screen saver support 2062ad872c5SKazutaka YOKOTA 207c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console 20814426b9cSPeter Wemmdevice sc 20900c885e1SJung-uk Kimoptions SC_PIXEL_MODE # add support for the raster text mode 2105895e3c8SPeter Wemm 21130dbb3eaSEd Maste# vt is the new video console driver 21230dbb3eaSEd Mastedevice vt 21330dbb3eaSEd Mastedevice vt_vga 21430dbb3eaSEd Mastedevice vt_efifb 21530dbb3eaSEd Maste 216354096a3SEric Anholtdevice agp # support several AGP chipsets 217354096a3SEric Anholt 218ba1cabf4SPeter Wemm# PCCARD (PCMCIA) support 2193a0bfa76SPeter Wemm# PCMCIA and cardbus bridge support 220ba1cabf4SPeter Wemmdevice cbb # cardbus (yenta) bridge 221ba1cabf4SPeter Wemmdevice pccard # PC Card (16-bit) bus 222ba1cabf4SPeter Wemmdevice cardbus # CardBus (32-bit) bus 223e597b497SNate Williams 2241f06573dSPeter Wemm# Serial (COM) ports 22538195fdcSMarcel Moolenaardevice uart # Generic UART driver 226677060b4SPoul-Henning Kamp 22704e83575SJoseph Koshy# Parallel port 228ba1cabf4SPeter Wemmdevice ppc 229ba1cabf4SPeter Wemmdevice ppbus # Parallel port bus (required) 230ba1cabf4SPeter Wemmdevice lpt # Printer 231ba1cabf4SPeter Wemmdevice ppi # Parallel port interface device 232ba1cabf4SPeter Wemm#device vpo # Requires scbus and da 233ba1cabf4SPeter Wemm 2343a3ba1b0SJohn Baldwindevice puc # Multi I/O cards and multi-channel UARTs 235ba1cabf4SPeter Wemm 236ba1cabf4SPeter Wemm# PCI Ethernet NICs. 2374e400768SDavid Christensendevice bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 238ba1cabf4SPeter Wemmdevice de # DEC/Intel DC21x4x (``Tulip'') 239859ff640SJack F Vogeldevice em # Intel PRO/1000 Gigabit Ethernet Family 240758cc3dcSJack F Vogeldevice ix # Intel PRO/10GbE PCIE PF Ethernet 241758cc3dcSJack F Vogeldevice ixv # Intel PRO/10GbE PCIE VF Ethernet 24214f2533cSBjoern A. Zeebdevice ixl # Intel XL710 40Gbe PCIE Ethernet 243cb6b8299SEric Joyneroptions IXL_IW # Enable iWARP Client Interface in ixl(4) 24414f2533cSBjoern A. Zeebdevice ixlv # Intel XL710 40Gbe VF PCIE Ethernet 2458df071afSMarius Strobldevice le # AMD Am7900 LANCE and Am79C9xx PCnet 2466e535f6eSRemko Lodderdevice ti # Alteon Networks Tigon I/II gigabit Ethernet 247ba1cabf4SPeter Wemmdevice txp # 3Com 3cR990 (``Typhoon'') 248ba1cabf4SPeter Wemmdevice vx # 3Com 3c590, 3c595 (``Vortex'') 249c6a5d1a6SPeter Wemm 250c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code. 251f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 252c9953c3bSPeter Wemmdevice miibus # MII bus support 253ba26d470SStanislav Sedovdevice ae # Attansic/Atheros L2 FastEthernet 25483a17b90SPyun YongHyeondevice age # Attansic/Atheros L1 Gigabit Ethernet 255d68875ebSPyun YongHyeondevice alc # Atheros AR8131/AR8132 Ethernet 2563c6e15bcSPyun YongHyeondevice ale # Atheros AR8121/AR8113/AR8114 Ethernet 257d8636a9aSPaul Saabdevice bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 2584e744b5eSDavid E. O'Briendevice bfe # Broadcom BCM440x 10/100 Ethernet 2593fc40c24SDavid E. O'Briendevice bge # Broadcom BCM570xx Gigabit Ethernet 260b78ebd64SMarius Strobldevice cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 261ba1cabf4SPeter Wemmdevice dc # DEC/Intel 21143 and various workalikes 2624d52a575SXin LIdevice et # Agere ET1310 10/100/Gigabit Ethernet 2634664a8d5SJonathan Lemondevice fxp # Intel EtherExpress PRO/100B (82557, 82558) 264b78ebd64SMarius Strobldevice gem # Sun GEM/Sun ERI/Apple GMAC 265b78ebd64SMarius Strobldevice hme # Sun HME (Happy Meal Ethernet) 26620f99a5bSPyun YongHyeondevice jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 2676f4e528aSJun Kuriyamadevice lge # Level 1 LXT1001 gigabit Ethernet 2681f90cf98SPyun YongHyeondevice msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 269b5f0caf9SPyun YongHyeondevice nfe # nVidia nForce MCP on-board Ethernet 2706f4e528aSJun Kuriyamadevice nge # NatSemi DP83820 gigabit Ethernet 2718df071afSMarius Strobldevice pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 272a94100faSBill Pauldevice re # RealTek 8139C+/8169/8169S/8110S 273ba1cabf4SPeter Wemmdevice rl # RealTek 8129/8139 274ba1cabf4SPeter Wemmdevice sf # Adaptec AIC-6915 (``Starfire'') 275d193ed0bSPyun YongHyeondevice sge # Silicon Integrated Systems SiS190/191 276ba1cabf4SPeter Wemmdevice sis # Silicon Integrated Systems SiS 900/SiS 7016 2774e744b5eSDavid E. O'Briendevice sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 278ba1cabf4SPeter Wemmdevice ste # Sundance ST201 (D-Link DFE-550TX) 279579aaaa4SMaxim Sobolevdevice stge # Sundance/Tamarack TC9021 gigabit Ethernet 280ba1cabf4SPeter Wemmdevice tl # Texas Instruments ThunderLAN 281ba1cabf4SPeter Wemmdevice tx # SMC EtherPower II (83c170 ``EPIC'') 2826f4e528aSJun Kuriyamadevice vge # VIA VT612x gigabit Ethernet 283ba1cabf4SPeter Wemmdevice vr # VIA Rhine, Rhine II 284ba1cabf4SPeter Wemmdevice wb # Winbond W89C840F 285c9953c3bSPeter Wemmdevice xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 28629c6a10bSGarrett Wollman 287ba1cabf4SPeter Wemm# Wireless NIC cards 288ba1cabf4SPeter Wemmdevice wlan # 802.11 support 2896c26723bSSam Leffleroptions IEEE80211_DEBUG # enable debug msgs 2906c26723bSSam Leffleroptions IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's 291c16c6b65SRui Paulooptions IEEE80211_SUPPORT_MESH # enable 802.11s draft support 29257d6ae06SSam Lefflerdevice wlan_wep # 802.11 WEP support 29357d6ae06SSam Lefflerdevice wlan_ccmp # 802.11 CCMP support 29457d6ae06SSam Lefflerdevice wlan_tkip # 802.11 TKIP support 29500465d5aSKevin Lodevice wlan_amrr # AMRR transmit rate control algorithm 296ba1cabf4SPeter Wemmdevice an # Aironet 4500/4800 802.11 wireless NICs. 29767944c45SGlen Barberdevice ath # Atheros NICs 298dba9c859SAdrian Chadddevice ath_pci # Atheros pci/cardbus glue 29933644623SSam Lefflerdevice ath_hal # pci/cardbus chip support 30033644623SSam Leffleroptions AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors 3013342d830SAdrian Chaddoptions AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 30283567110SAdrian Chaddoptions ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 30357d6ae06SSam Lefflerdevice ath_rate_sample # SampleRate tx rate control for ath 304d1f25d5dSBernhard Schmidt#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 305d1f25d5dSBernhard Schmidt#device bwn # Broadcom BCM43xx wireless NICs. 306d1f25d5dSBernhard Schmidtdevice ipw # Intel 2100 wireless NICs. 307d1f25d5dSBernhard Schmidtdevice iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 308d1f25d5dSBernhard Schmidtdevice iwn # Intel 4965/1000/5000/6000 wireless NICs. 309d1f25d5dSBernhard Schmidtdevice malo # Marvell Libertas wireless NICs. 310d1f25d5dSBernhard Schmidtdevice mwl # Marvell 88W8363 802.11n wireless NICs. 3110b090f41SDamien Bergaminidevice ral # Ralink Technology RT2500 wireless NICs. 312ba1cabf4SPeter Wemmdevice wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 313d1f25d5dSBernhard Schmidtdevice wpi # Intel 3945ABG wireless NICs. 314ba1cabf4SPeter Wemm 315aa355a26SMaxim Konovalov# Pseudo devices. 316f71c01ccSPeter Wemmdevice loop # Network loopback 3178ab2f5ecSMark Murraydevice random # Entropy device 31846be218dSDavid E. O'Briendevice padlock_rng # VIA Padlock RNG 31946be218dSDavid E. O'Briendevice rdrand_rng # Intel Bull Mountain RNG 320f71c01ccSPeter Wemmdevice ether # Ethernet support 3219efde583SBrooks Davisdevice vlan # 802.1Q VLAN support 322ba1cabf4SPeter Wemmdevice tun # Packet tunnel. 323ba1cabf4SPeter Wemmdevice md # Memory "disks" 324ba1cabf4SPeter Wemmdevice gif # IPv6 and IPv4 tunneling 325086ba9f7SMatt Jacobdevice firmware # firmware assist module 326713c9391SDavid E. O'Brien 327713c9391SDavid E. O'Brien# The `bpf' device enables the Berkeley Packet Filter. 328713c9391SDavid E. O'Brien# Be aware of the administrative consequences of enabling this! 329991f5121SMurray Stokely# Note that 'bpf' is required for DHCP. 330713c9391SDavid E. O'Briendevice bpf # Berkeley packet filter 3310cec007cSNick Hibma 332c89d41e5SAndrew Thompson# USB support 333f6a9d95bSAndrew Thompsonoptions USB_DEBUG # enable debug msgs 334c89d41e5SAndrew Thompsondevice uhci # UHCI PCI->USB interface 335c89d41e5SAndrew Thompsondevice ohci # OHCI PCI->USB interface 336c89d41e5SAndrew Thompsondevice ehci # EHCI PCI->USB interface (USB 2.0) 337144b7166SHans Petter Selaskydevice xhci # XHCI PCI->USB interface (USB 3.0) 338c89d41e5SAndrew Thompsondevice usb # USB Bus (required) 339c89d41e5SAndrew Thompsondevice ukbd # Keyboard 340c89d41e5SAndrew Thompsondevice umass # Disks/Mass storage - Requires scbus and da 341ba1cabf4SPeter Wemm 342701b698bSJoel Dahl# Sound support 343701b698bSJoel Dahldevice sound # Generic sound driver (required) 344f38f12f2SJoel Dahldevice snd_cmi # CMedia CMI8338/CMI8738 345f38f12f2SJoel Dahldevice snd_csa # Crystal Semiconductor CS461x/428x 346f38f12f2SJoel Dahldevice snd_emu10kx # Creative SoundBlaster Live! and Audigy 347701b698bSJoel Dahldevice snd_es137x # Ensoniq AudioPCI ES137x 348701b698bSJoel Dahldevice snd_hda # Intel High Definition Audio 349701b698bSJoel Dahldevice snd_ich # Intel, NVidia and other ICH AC'97 Audio 350701b698bSJoel Dahldevice snd_via8233 # VIA VT8233x Audio 351966d0ed1SKevin Lo 352966d0ed1SKevin Lo# MMC/SD 353966d0ed1SKevin Lodevice mmc # MMC/SD bus 354966d0ed1SKevin Lodevice mmcsd # MMC/SD memory card 355966d0ed1SKevin Lodevice sdhci # Generic PCI SD Host Controller 356ae366ffcSBryan Venteicher 357ae366ffcSBryan Venteicher# VirtIO support 358ae366ffcSBryan Venteicherdevice virtio # Generic VirtIO bus (required) 359ae366ffcSBryan Venteicherdevice virtio_pci # VirtIO PCI device 360ae366ffcSBryan Venteicherdevice vtnet # VirtIO Ethernet device 361ae366ffcSBryan Venteicherdevice virtio_blk # VirtIO Block device 362ae366ffcSBryan Venteicherdevice virtio_scsi # VirtIO SCSI device 363ae366ffcSBryan Venteicherdevice virtio_balloon # VirtIO Memory Balloon device 36415b996d7SPeter Grehan 365edafb5a3SPedro F. Giffuni# HyperV drivers and enhancement support 36691aff610SGlen Barberdevice hyperv # HyperV drivers 36791aff610SGlen Barber 3686b48eebeSGlen Barber# Xen HVM Guest Optimizations 3696b48eebeSGlen Barber# NOTE: XENHVM depends on xenpci. They must be added or removed together. 3706b48eebeSGlen Barberoptions XENHVM # Xen HVM kernel infrastructure 3716b48eebeSGlen Barberdevice xenpci # Xen HVM Hypervisor services driver 372566a5f50SJustin T. Gibbs 37303c6abfdSBryan Venteicher# VMware support 37403c6abfdSBryan Venteicherdevice vmx # VMware VMXNET3 Ethernet 375169760a4SGeorge V. Neville-Neil 376169760a4SGeorge V. Neville-Neil# Netmap provides direct access to TX/RX rings on supported NICs 3772ec930efSPatrick Kelseydevice netmap # netmap(4) support 378169760a4SGeorge V. Neville-Neil 379f4c1eac7SChristian Brueffer# The crypto framework is required by IPSEC 3803839369cSGeorge V. Neville-Neildevice crypto # Required by IPSEC 381