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 28e382dd47SMateusz Guzikoptions NUMA # Non-Uniform Memory Architecture support 29444ba945SScott Longoptions PREEMPTION # Enable kernel thread preemption 308e94025bSBjoern A. Zeeboptions VIMAGE # Subsystem virtualization, e.g. VNET 31677060b4SPoul-Henning Kampoptions INET # InterNETworking 32ba1cabf4SPeter Wemmoptions INET6 # IPv6 communications protocols 333b65550eSJosh Paetzeloptions IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 34d5fe384bSAlexander V. Chernikovoptions ROUTE_MPATH # Multipath routing support 3509fe6320SNavdeep Parharoptions TCP_OFFLOAD # TCP offload 36e24e5683SJonathan T. Looneyoptions TCP_BLACKBOX # Enhanced TCP event logging 37bd79708dSJonathan T. Looneyoptions TCP_HHOOK # hhook(9) framework for TCP 3818a75309SPatrick Kelseyoptions TCP_RFC7413 # TCP Fast Open 39e64080e7SMark Johnstonoptions SCTP_SUPPORT # Allow kldload of SCTP 40efa9c21bSAndrew Gallatinoptions KERN_TLS # TLS transmit & receive offload 414525c93eSJordan K. Hubbardoptions FFS # Berkeley Fast Filesystem 42bc265916SPeter Wemmoptions SOFTUPDATES # Enable FFS soft updates support 43ba1cabf4SPeter Wemmoptions UFS_ACL # Support for access control lists 44ba1cabf4SPeter Wemmoptions UFS_DIRHASH # Improve performance on big directories 45fef2a259SPawel Jakub Dawidekoptions UFS_GJOURNAL # Enable gjournal-based UFS journaling 460dcbedfaSKonstantin Belousovoptions QUOTA # Enable disk quotas for UFS 4770c3f049SMark Murrayoptions MD_ROOT # MD is a potential root device 483e32dff5SJohn Baldwinoptions NFSCL # Network Filesystem Client 493e32dff5SJohn Baldwinoptions NFSD # Network Filesystem Server 50fa9d9930SDoug Rabsonoptions NFSLOCKD # Network Lock Manager 5188c037e2SRick Macklemoptions NFS_ROOT # NFS usable as /, requires NFSCL 52ba1cabf4SPeter Wemmoptions MSDOSFS # MSDOS Filesystem 53ba1cabf4SPeter Wemmoptions CD9660 # ISO 9660 Filesystem 54ba1cabf4SPeter Wemmoptions PROCFS # Process filesystem (requires PSEUDOFS) 55ba1cabf4SPeter Wemmoptions PSEUDOFS # Pseudo-filesystem framework 56b798ef64SAlex Richardsonoptions TMPFS # Efficient memory filesystem 57c078c188SAlexander Motinoptions GEOM_RAID # Soft RAID functionality. 58983f9709SBrooks Davisoptions GEOM_LABEL # Provides labelization 59164138e7SKyle Evansoptions EFIRT # EFI Runtime Services support 60841c0c7eSNathan Whitehornoptions COMPAT_FREEBSD32 # Compatible with i386 binaries 61713c9391SDavid E. O'Brienoptions COMPAT_FREEBSD4 # Compatible with FreeBSD4 6222e59cecSKen Smithoptions COMPAT_FREEBSD5 # Compatible with FreeBSD5 636c9fdda7SRuslan Ermilovoptions COMPAT_FREEBSD6 # Compatible with FreeBSD6 645965c4b7SJohn Baldwinoptions COMPAT_FREEBSD7 # Compatible with FreeBSD7 657d313e7bSJohn Baldwinoptions COMPAT_FREEBSD9 # Compatible with FreeBSD9 667d313e7bSJohn Baldwinoptions COMPAT_FREEBSD10 # Compatible with FreeBSD10 677f68a896SMark Johnstonoptions COMPAT_FREEBSD11 # Compatible with FreeBSD11 68d6745408SConrad Meyeroptions COMPAT_FREEBSD12 # Compatible with FreeBSD12 6932672ba8SAndre Oppermannoptions SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 70ba1cabf4SPeter Wemmoptions KTRACE # ktrace(1) support 713c90d1eaSRobert Watsonoptions STACK # stack(9) support 72713c9391SDavid E. O'Brienoptions SYSVSHM # SYSV-style shared memory 73713c9391SDavid E. O'Brienoptions SYSVMSG # SYSV-style message queues 74713c9391SDavid E. O'Brienoptions SYSVSEM # SYSV-style semaphores 75118ef86eSJohn Baldwinoptions _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 76c2919fd8SEd Schoutenoptions PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 77ba1cabf4SPeter Wemmoptions KBD_INSTALL_CDEV # install a CDEV entry in /dev 78dbd47f15SXin LIoptions HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 7968ce278eSMaxim Sobolevoptions AUDIT # Security event auditing 80009d2032SRobert Watsonoptions CAPABILITY_MODE # Capsicum capability mode 81009d2032SRobert Watsonoptions CAPABILITIES # Capsicum capabilities 82bd875f5fSRobert Watsonoptions MAC # TrustedBSD MAC Framework 83e9acaa9aSBrooks Davisoptions KDTRACE_FRAME # Ensure frames are compiled in 84e9acaa9aSBrooks Davisoptions KDTRACE_HOOKS # Kernel DTrace hooks 85b3a397a8SBrooks Davisoptions DDB_CTF # Kernel ELF linker loads CTF data 8687948dfdSWarner Loshoptions INCLUDE_CONFIG_FILE # Include this file in kernel 87ba8f0eb8SEdward Tomasz Napieralaoptions RACCT # Resource accounting framework 88ba8f0eb8SEdward Tomasz Napieralaoptions RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 89ba8f0eb8SEdward Tomasz Napieralaoptions RCTL # Resource limits 90677060b4SPoul-Henning Kamp 916168545aSKen Smith# Debugging support. Always need this: 928bcb1e9eSMarcel Moolenaaroptions KDB # Enable kernel debugger support. 93818d282eSAndriy Gaponoptions KDB_TRACE # Print a stack trace for a panic. 949ba0691bSAndriy Gapon# For full debugger support use (turn off in stable branch): 958532d381SConrad Meyeroptions BUF_TRACKING # Track buffer history 968bcb1e9eSMarcel Moolenaaroptions DDB # Support DDB. 978532d381SConrad Meyeroptions FULL_BUF_TRACKING # Track more buffer history 988bcb1e9eSMarcel Moolenaaroptions GDB # Support remote GDB. 9988cbfa85SAttilio Raooptions DEADLKRES # Enable the deadlock resolver 100686710f7SAttilio Raooptions INVARIANTS # Enable calls of extra sanity checking 10147e87d5aSWarner Loshoptions INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 10237bd4ba9SConrad Meyeroptions QUEUE_MACRO_DEBUG_TRASH # Trash queue(2) internal pointers on invalidation 103686710f7SAttilio Raooptions WITNESS # Enable checks to detect deadlocks and cycles 104686710f7SAttilio Raooptions WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 105686710f7SAttilio Raooptions MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 106be352d20SKyle Evansoptions VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 107524553f5SAndrew Turner 108524553f5SAndrew Turner# Kernel Sanitizers 1097e804fd5SConrad Meyer#options COVERAGE # Generic kernel coverage. Used by KCOV 1107e804fd5SConrad Meyer#options KCOV # Kernel Coverage Sanitizer 1113869df5dSAndrew Turner# Warning: KUBSAN can result in a kernel too large for loader to load 1123869df5dSAndrew Turner#options KUBSAN # Kernel Undefined Behavior Sanitizer 113849aef49SAndrew Turner#options KCSAN # Kernel Concurrency Sanitizer 1148fab58d8SPoul-Henning Kamp 115892bdcccSMark Johnston# Kernel dump features. 116892bdcccSMark Johnstonoptions EKCD # Support for encrypted kernel dumps 117892bdcccSMark Johnstonoptions GZIO # gzip-compressed kernel and user dumps 118892bdcccSMark Johnstonoptions ZSTDIO # zstd-compressed kernel and user dumps 1197790c8c1SConrad Meyeroptions DEBUGNET # debugnet networking 120892bdcccSMark Johnstonoptions NETDUMP # netdump(4) client support 121dda17b36SConrad Meyeroptions NETGDB # netgdb(4) client support 122892bdcccSMark Johnston 123b8aeddf1SPeter Wemm# Make an SMP-capable kernel by default 124b8aeddf1SPeter Wemmoptions SMP # Symmetric MultiProcessor Kernel 125b6638164SJohn Baldwinoptions EARLY_AP_STARTUP 126118ef86eSJohn Baldwin 127a7b811a6SNate Lawson# CPU frequency control 128a7b811a6SNate Lawsondevice cpufreq 129a7b811a6SNate Lawson 13054903605SPeter Wemm# Bus support. 131a4d60a7fSPeter Wemmdevice acpi 132f120ad6bSRuslan Bukinoptions IOMMU 133b618108fSPeter Wemmdevice pci 13482cb5c3bSJohn Baldwinoptions PCI_HP # PCI-Express native HotPlug 1359bfb1e36SRyan Stoneoptions PCI_IOV # PCI SR-IOV support 136ba1cabf4SPeter Wemm 137ba1cabf4SPeter Wemm# Floppy drives 138ba1cabf4SPeter Wemmdevice fdc 139677060b4SPoul-Henning Kamp 14097b53e36SAlexander Motin# ATA controllers 14197b53e36SAlexander Motindevice ahci # AHCI-compatible SATA controllers 14297b53e36SAlexander Motindevice ata # Legacy ATA/SATA controllers 14397b53e36SAlexander Motindevice mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 14497b53e36SAlexander Motindevice siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 145ff680471SDavid E. O'Brien 146ba1cabf4SPeter Wemm# SCSI Controllers 147ba1cabf4SPeter Wemmdevice ahc # AHA2940 and onboard AIC7xxx devices 148ba1cabf4SPeter Wemmdevice ahd # AHA39320/29320 and onboard AIC79xx devices 149a9ab459bSMarius Strobldevice esp # AMD Am53C974 (Tekram DC-390(T)) 1504439f8b4SScott Longdevice hptiop # Highpoint RocketRaid 3xxx series 151ba1cabf4SPeter Wemmdevice isp # Qlogic family 15246ec31b0SPeter Wemm#device ispfw # Firmware for QLogic HBAs- normally a module 153ba1cabf4SPeter Wemmdevice mpt # LSI-Logic MPT-Fusion 154d3c7b9a0SKenneth D. Merrydevice mps # LSI-Logic MPT-Fusion 2 155991554f2SKenneth D. Merrydevice mpr # LSI-Logic MPT-Fusion 3 1566a186782SWarner Loshdevice sym # NCR/Symbios Logic 157f11c7f63SJim Harrisdevice isci # Intel C600 SAS controller 158ef270ab1SKenneth D. Merrydevice ocs_fc # Emulex FC adapters 159052e12a5SJosh Paetzeldevice pvscsi # VMware PVSCSI 160ba1cabf4SPeter Wemm 16197b53e36SAlexander Motin# ATA/SCSI peripherals 16297b53e36SAlexander Motindevice scbus # SCSI bus (required for ATA/SCSI) 163ba1cabf4SPeter Wemmdevice ch # SCSI media changers 164ba1cabf4SPeter Wemmdevice da # Direct Access (disks) 165ba1cabf4SPeter Wemmdevice sa # Sequential Access (tape etc) 166ba1cabf4SPeter Wemmdevice cd # CD 16797b53e36SAlexander Motindevice pass # Passthrough device (direct ATA/SCSI access) 168130f4520SKenneth D. Merrydevice ses # Enclosure Services (SES and SAF-TE) 1698ed98609SEdward Tomasz Napierala#device ctl # CAM Target Layer 170ba1cabf4SPeter Wemm 171a4d60a7fSPeter Wemm# RAID controllers interfaced to the SCSI subsystem 1724d598bc1SMaxim Sobolevdevice amr # AMI MegaRAID 173d0885ac3SScott Longdevice arcmsr # Areca SATA II RAID 174a4d60a7fSPeter Wemmdevice ciss # Compaq Smart RAID 5* 175a4d60a7fSPeter Wemmdevice iir # Intel Integrated RAID 176a4d60a7fSPeter Wemmdevice ips # IBM (Adaptec) ServeRAID 177a4d60a7fSPeter Wemmdevice mly # Mylex AcceleRAID/eXtremeRAID 1782a779082SPeter Wemmdevice twa # 3ware 9000 series PATA/SATA RAID 1791e66f787SSean Brunodevice smartpqi # Microsemi smartpqi driver 180309dca01SXin LIdevice tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 181a4d60a7fSPeter Wemm 182ba1cabf4SPeter Wemm# RAID controllers 183df6ece38SPeter Wemmdevice aac # Adaptec FSA RAID 184df6ece38SPeter Wemmdevice aacp # SCSI passthrough for aac (requires CAM) 185dce93cd0SAchim Leubnerdevice aacraid # Adaptec by PMC RAID 186ba1cabf4SPeter Wemmdevice ida # Compaq Smart RAID 1877f631a41SScott Longdevice mfi # LSI MegaRAID SAS 188ba1cabf4SPeter Wemmdevice mlx # Mylex DAC960 family 189a58b4afaSMark Johnstondevice mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 19075333e64SWarner Loshdevice pmspcv # PMC-Sierra SAS/SATA Controller driver 191ba1cabf4SPeter Wemm#XXX pointer/int warnings 192ba1cabf4SPeter Wemm#device pst # Promise Supertrak SX6000 193ba1cabf4SPeter Wemmdevice twe # 3ware ATA RAID 194ba1cabf4SPeter Wemm 1956e3471bdSJim Harris# NVM Express (NVMe) support 1966e3471bdSJim Harrisdevice nvme # base NVMe driver 1976e3471bdSJim Harrisdevice nvd # expose NVMe namespaces as disks, depends on nvme 1986e3471bdSJim Harris 199f2521a76SDoug Ambrisko# Intel Volume Management Device (VMD) support 200f2521a76SDoug Ambriskodevice vmd # base VMD device 201f2521a76SDoug Ambriskodevice vmd_bus # bus for VMD children 202f2521a76SDoug Ambrisko 20323f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse 20414426b9cSPeter Wemmdevice atkbdc # AT keyboard controller 20514426b9cSPeter Wemmdevice atkbd # AT keyboard 20614426b9cSPeter Wemmdevice psm # PS/2 mouse 2072ad872c5SKazutaka YOKOTA 208b6431012SMaksim Yevmenkindevice kbdmux # keyboard multiplexer 209b6431012SMaksim Yevmenkin 21014426b9cSPeter Wemmdevice vga # VGA video card driver 211e883bb1aSJung-uk Kimoptions VESA # Add support for VESA BIOS Extensions (VBE) 2122ad872c5SKazutaka YOKOTA 21314426b9cSPeter Wemmdevice splash # Splash screen and screen saver support 2142ad872c5SKazutaka YOKOTA 215c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console 21614426b9cSPeter Wemmdevice sc 21700c885e1SJung-uk Kimoptions SC_PIXEL_MODE # add support for the raster text mode 2185895e3c8SPeter Wemm 21930dbb3eaSEd Maste# vt is the new video console driver 22030dbb3eaSEd Mastedevice vt 22130dbb3eaSEd Mastedevice vt_vga 22230dbb3eaSEd Mastedevice vt_efifb 223a4a10b37SToomas Soomedevice vt_vbefb 22430dbb3eaSEd Maste 225354096a3SEric Anholtdevice agp # support several AGP chipsets 226354096a3SEric Anholt 227ba1cabf4SPeter Wemm# PCCARD (PCMCIA) support 2283a0bfa76SPeter Wemm# PCMCIA and cardbus bridge support 229ba1cabf4SPeter Wemmdevice cbb # cardbus (yenta) bridge 230ba1cabf4SPeter Wemmdevice pccard # PC Card (16-bit) bus 231ba1cabf4SPeter Wemmdevice cardbus # CardBus (32-bit) bus 232e597b497SNate Williams 2331f06573dSPeter Wemm# Serial (COM) ports 23438195fdcSMarcel Moolenaardevice uart # Generic UART driver 235677060b4SPoul-Henning Kamp 23604e83575SJoseph Koshy# Parallel port 237ba1cabf4SPeter Wemmdevice ppc 238ba1cabf4SPeter Wemmdevice ppbus # Parallel port bus (required) 239ba1cabf4SPeter Wemmdevice lpt # Printer 240ba1cabf4SPeter Wemmdevice ppi # Parallel port interface device 241ba1cabf4SPeter Wemm#device vpo # Requires scbus and da 242ba1cabf4SPeter Wemm 2433a3ba1b0SJohn Baldwindevice puc # Multi I/O cards and multi-channel UARTs 244ba1cabf4SPeter Wemm 245c75f49f7SKonstantin Belousov# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 246c75f49f7SKonstantin Belousovdevice iflib 247859ff640SJack F Vogeldevice em # Intel PRO/1000 Gigabit Ethernet Family 248758cc3dcSJack F Vogeldevice ix # Intel PRO/10GbE PCIE PF Ethernet 249758cc3dcSJack F Vogeldevice ixv # Intel PRO/10GbE PCIE VF Ethernet 25077c1fcecSEric Joynerdevice ixl # Intel 700 Series Physical Function 25177c1fcecSEric Joynerdevice iavf # Intel Adaptive Virtual Function 25271d10453SEric Joynerdevice ice # Intel 800 Series Physical Function 253c75f49f7SKonstantin Belousovdevice vmx # VMware VMXNET3 Ethernet 2547113afc8SEmmanuel Vadotdevice axp # AMD EPYC integrated NIC 255c75f49f7SKonstantin Belousov 256c75f49f7SKonstantin Belousov# PCI Ethernet NICs. 257c75f49f7SKonstantin Belousovdevice bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 2588df071afSMarius Strobldevice le # AMD Am7900 LANCE and Am79C9xx PCnet 2596e535f6eSRemko Lodderdevice ti # Alteon Networks Tigon I/II gigabit Ethernet 260c6a5d1a6SPeter Wemm 261c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code. 262f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 263c9953c3bSPeter Wemmdevice miibus # MII bus support 264ba26d470SStanislav Sedovdevice ae # Attansic/Atheros L2 FastEthernet 26583a17b90SPyun YongHyeondevice age # Attansic/Atheros L1 Gigabit Ethernet 266d68875ebSPyun YongHyeondevice alc # Atheros AR8131/AR8132 Ethernet 2673c6e15bcSPyun YongHyeondevice ale # Atheros AR8121/AR8113/AR8114 Ethernet 268d8636a9aSPaul Saabdevice bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 2694e744b5eSDavid E. O'Briendevice bfe # Broadcom BCM440x 10/100 Ethernet 2703fc40c24SDavid E. O'Briendevice bge # Broadcom BCM570xx Gigabit Ethernet 271b78ebd64SMarius Strobldevice cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 272ba1cabf4SPeter Wemmdevice dc # DEC/Intel 21143 and various workalikes 2734d52a575SXin LIdevice et # Agere ET1310 10/100/Gigabit Ethernet 2744664a8d5SJonathan Lemondevice fxp # Intel EtherExpress PRO/100B (82557, 82558) 275b78ebd64SMarius Strobldevice gem # Sun GEM/Sun ERI/Apple GMAC 27620f99a5bSPyun YongHyeondevice jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 2776f4e528aSJun Kuriyamadevice lge # Level 1 LXT1001 gigabit Ethernet 2781f90cf98SPyun YongHyeondevice msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 279b5f0caf9SPyun YongHyeondevice nfe # nVidia nForce MCP on-board Ethernet 2806f4e528aSJun Kuriyamadevice nge # NatSemi DP83820 gigabit Ethernet 281a94100faSBill Pauldevice re # RealTek 8139C+/8169/8169S/8110S 282ba1cabf4SPeter Wemmdevice rl # RealTek 8129/8139 283d193ed0bSPyun YongHyeondevice sge # Silicon Integrated Systems SiS190/191 284ba1cabf4SPeter Wemmdevice sis # Silicon Integrated Systems SiS 900/SiS 7016 2854e744b5eSDavid E. O'Briendevice sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 286ba1cabf4SPeter Wemmdevice ste # Sundance ST201 (D-Link DFE-550TX) 287579aaaa4SMaxim Sobolevdevice stge # Sundance/Tamarack TC9021 gigabit Ethernet 2886f4e528aSJun Kuriyamadevice vge # VIA VT612x gigabit Ethernet 289ba1cabf4SPeter Wemmdevice vr # VIA Rhine, Rhine II 290c9953c3bSPeter Wemmdevice xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 29129c6a10bSGarrett Wollman 292ba1cabf4SPeter Wemm# Wireless NIC cards 293ba1cabf4SPeter Wemmdevice wlan # 802.11 support 2946c26723bSSam Leffleroptions IEEE80211_DEBUG # enable debug msgs 295c16c6b65SRui Paulooptions IEEE80211_SUPPORT_MESH # enable 802.11s draft support 29657d6ae06SSam Lefflerdevice wlan_wep # 802.11 WEP support 29757d6ae06SSam Lefflerdevice wlan_ccmp # 802.11 CCMP support 29857d6ae06SSam Lefflerdevice wlan_tkip # 802.11 TKIP support 29900465d5aSKevin Lodevice wlan_amrr # AMRR transmit rate control algorithm 300ba1cabf4SPeter Wemmdevice an # Aironet 4500/4800 802.11 wireless NICs. 30167944c45SGlen Barberdevice ath # Atheros NICs 302dba9c859SAdrian Chadddevice ath_pci # Atheros pci/cardbus glue 30333644623SSam Lefflerdevice ath_hal # pci/cardbus chip support 3043342d830SAdrian Chaddoptions AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 30583567110SAdrian Chaddoptions ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 30657d6ae06SSam Lefflerdevice ath_rate_sample # SampleRate tx rate control for ath 307d1f25d5dSBernhard Schmidt#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 308d1f25d5dSBernhard Schmidt#device bwn # Broadcom BCM43xx wireless NICs. 309d1f25d5dSBernhard Schmidtdevice ipw # Intel 2100 wireless NICs. 310d1f25d5dSBernhard Schmidtdevice iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 311d1f25d5dSBernhard Schmidtdevice iwn # Intel 4965/1000/5000/6000 wireless NICs. 312d1f25d5dSBernhard Schmidtdevice malo # Marvell Libertas wireless NICs. 313d1f25d5dSBernhard Schmidtdevice mwl # Marvell 88W8363 802.11n wireless NICs. 3140b090f41SDamien Bergaminidevice ral # Ralink Technology RT2500 wireless NICs. 315d1f25d5dSBernhard Schmidtdevice wpi # Intel 3945ABG wireless NICs. 316ba1cabf4SPeter Wemm 317aa355a26SMaxim Konovalov# Pseudo devices. 3188cd385fdSJohn Baldwindevice crypto # core crypto support 319074a91f7SJohn Baldwindevice aesni # AES-NI OpenCrypto module 320f71c01ccSPeter Wemmdevice loop # Network loopback 32146be218dSDavid E. O'Briendevice padlock_rng # VIA Padlock RNG 32246be218dSDavid E. O'Briendevice rdrand_rng # Intel Bull Mountain RNG 323f71c01ccSPeter Wemmdevice ether # Ethernet support 3249efde583SBrooks Davisdevice vlan # 802.1Q VLAN support 325251a32b5SKyle Evansdevice tuntap # Packet tunnel. 326ba1cabf4SPeter Wemmdevice md # Memory "disks" 327ba1cabf4SPeter Wemmdevice gif # IPv6 and IPv4 tunneling 328086ba9f7SMatt Jacobdevice firmware # firmware assist module 329713c9391SDavid E. O'Brien 330713c9391SDavid E. O'Brien# The `bpf' device enables the Berkeley Packet Filter. 331713c9391SDavid E. O'Brien# Be aware of the administrative consequences of enabling this! 332991f5121SMurray Stokely# Note that 'bpf' is required for DHCP. 333713c9391SDavid E. O'Briendevice bpf # Berkeley packet filter 3340cec007cSNick Hibma 335c89d41e5SAndrew Thompson# USB support 336f6a9d95bSAndrew Thompsonoptions USB_DEBUG # enable debug msgs 337c89d41e5SAndrew Thompsondevice uhci # UHCI PCI->USB interface 338c89d41e5SAndrew Thompsondevice ohci # OHCI PCI->USB interface 339c89d41e5SAndrew Thompsondevice ehci # EHCI PCI->USB interface (USB 2.0) 340144b7166SHans Petter Selaskydevice xhci # XHCI PCI->USB interface (USB 3.0) 341c89d41e5SAndrew Thompsondevice usb # USB Bus (required) 342c89d41e5SAndrew Thompsondevice ukbd # Keyboard 343c89d41e5SAndrew Thompsondevice umass # Disks/Mass storage - Requires scbus and da 344ba1cabf4SPeter Wemm 345701b698bSJoel Dahl# Sound support 346701b698bSJoel Dahldevice sound # Generic sound driver (required) 347f38f12f2SJoel Dahldevice snd_cmi # CMedia CMI8338/CMI8738 348f38f12f2SJoel Dahldevice snd_csa # Crystal Semiconductor CS461x/428x 349f38f12f2SJoel Dahldevice snd_emu10kx # Creative SoundBlaster Live! and Audigy 350701b698bSJoel Dahldevice snd_es137x # Ensoniq AudioPCI ES137x 351701b698bSJoel Dahldevice snd_hda # Intel High Definition Audio 352701b698bSJoel Dahldevice snd_ich # Intel, NVidia and other ICH AC'97 Audio 353701b698bSJoel Dahldevice snd_via8233 # VIA VT8233x Audio 354966d0ed1SKevin Lo 355966d0ed1SKevin Lo# MMC/SD 356966d0ed1SKevin Lodevice mmc # MMC/SD bus 357966d0ed1SKevin Lodevice mmcsd # MMC/SD memory card 358966d0ed1SKevin Lodevice sdhci # Generic PCI SD Host Controller 359926ce35aSJung-uk Kimdevice rtsx # Realtek SD card reader 360ae366ffcSBryan Venteicher 361ae366ffcSBryan Venteicher# VirtIO support 362ae366ffcSBryan Venteicherdevice virtio # Generic VirtIO bus (required) 363ae366ffcSBryan Venteicherdevice virtio_pci # VirtIO PCI device 364ae366ffcSBryan Venteicherdevice vtnet # VirtIO Ethernet device 365ae366ffcSBryan Venteicherdevice virtio_blk # VirtIO Block device 366ae366ffcSBryan Venteicherdevice virtio_scsi # VirtIO SCSI device 367ae366ffcSBryan Venteicherdevice virtio_balloon # VirtIO Memory Balloon device 36815b996d7SPeter Grehan 369edafb5a3SPedro F. Giffuni# HyperV drivers and enhancement support 37091aff610SGlen Barberdevice hyperv # HyperV drivers 37191aff610SGlen Barber 3726b48eebeSGlen Barber# Xen HVM Guest Optimizations 3736b48eebeSGlen Barber# NOTE: XENHVM depends on xenpci. They must be added or removed together. 3746b48eebeSGlen Barberoptions XENHVM # Xen HVM kernel infrastructure 3756b48eebeSGlen Barberdevice xenpci # Xen HVM Hypervisor services driver 376566a5f50SJustin T. Gibbs 377169760a4SGeorge V. Neville-Neil# Netmap provides direct access to TX/RX rings on supported NICs 3782ec930efSPatrick Kelseydevice netmap # netmap(4) support 379af14df77SNiclas Zeising 380af14df77SNiclas Zeising# evdev interface 381af14df77SNiclas Zeisingoptions EVDEV_SUPPORT # evdev support in legacy drivers 382af14df77SNiclas Zeisingdevice evdev # input event device support 383af14df77SNiclas Zeisingdevice uinput # install /dev/uinput cdev 38467de2db2SVladimir Kondratyev 38567de2db2SVladimir Kondratyev# HID support 38619758786SVladimir Kondratyevoptions HID_DEBUG # enable debug msgs 38767de2db2SVladimir Kondratyevdevice hid # Generic HID support 388b1f1b07fSVladimir Kondratyevoptions IICHID_SAMPLING # Workaround missing GPIO INTR support 389