1ba1cabf4SPeter Wemm# 2afa88623SPeter Wemm# GENERIC -- Generic kernel configuration file for FreeBSD/amd64 3677060b4SPoul-Henning Kamp# 4d571daa0SJordan K. Hubbard# For more information on this file, please read the handbook section on 5d571daa0SJordan K. Hubbard# Kernel Configuration Files: 6d571daa0SJordan K. Hubbard# 7c0727dcbSMarc Fonvieille# http://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 11214d1c55STim Vanderhoek# FreeBSD World Wide Web server (http://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 242422dd79SPeter Wemm# To statically compile in device wiring instead of /boot/device.hints 25359ebc38SPeter Wemm#hints "GENERIC.hints" # Default places to look for devices. 26f71c01ccSPeter Wemm 27b8aeddf1SPeter Wemmmakeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 28713c9391SDavid E. O'Brien 29444ba945SScott Longoptions SCHED_4BSD # 4BSD scheduler 30444ba945SScott Longoptions PREEMPTION # Enable kernel thread preemption 31677060b4SPoul-Henning Kampoptions INET # InterNETworking 32ba1cabf4SPeter Wemmoptions INET6 # IPv6 communications protocols 334525c93eSJordan K. Hubbardoptions FFS # Berkeley Fast Filesystem 34bc265916SPeter Wemmoptions SOFTUPDATES # Enable FFS soft updates support 35ba1cabf4SPeter Wemmoptions UFS_ACL # Support for access control lists 36ba1cabf4SPeter Wemmoptions UFS_DIRHASH # Improve performance on big directories 3770c3f049SMark Murrayoptions MD_ROOT # MD is a potential root device 38eb25edbdSPeter Wemmoptions NFSCLIENT # Network Filesystem Client 39713c9391SDavid E. O'Brienoptions NFSSERVER # Network Filesystem Server 40713c9391SDavid E. O'Brienoptions NFS_ROOT # NFS usable as /, requires NFSCLIENT 41e6c2326dSDavid E. O'Brienoptions NTFS # NT File System 42ba1cabf4SPeter Wemmoptions MSDOSFS # MSDOS Filesystem 43ba1cabf4SPeter Wemmoptions CD9660 # ISO 9660 Filesystem 44ba1cabf4SPeter Wemmoptions PROCFS # Process filesystem (requires PSEUDOFS) 45ba1cabf4SPeter Wemmoptions PSEUDOFS # Pseudo-filesystem framework 46d1d9feacSMarcel Moolenaaroptions GEOM_GPT # GUID Partition Tables. 47d3e64681SPoul-Henning Kampoptions COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!] 487a071c6aSDavid E. O'Brienoptions COMPAT_IA32 # Compatible with i386 binaries 49713c9391SDavid E. O'Brienoptions COMPAT_FREEBSD4 # Compatible with FreeBSD4 5022e59cecSKen Smithoptions COMPAT_FREEBSD5 # Compatible with FreeBSD5 516c9fdda7SRuslan Ermilovoptions COMPAT_FREEBSD6 # Compatible with FreeBSD6 5232672ba8SAndre Oppermannoptions SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 53ba1cabf4SPeter Wemmoptions KTRACE # ktrace(1) support 54713c9391SDavid E. O'Brienoptions SYSVSHM # SYSV-style shared memory 55713c9391SDavid E. O'Brienoptions SYSVMSG # SYSV-style message queues 56713c9391SDavid E. O'Brienoptions SYSVSEM # SYSV-style semaphores 57118ef86eSJohn Baldwinoptions _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 58ba1cabf4SPeter Wemmoptions KBD_INSTALL_CDEV # install a CDEV entry in /dev 59deefc3c4SPeter Wemmoptions ADAPTIVE_GIANT # Giant mutex is adaptive. 60d394d454SJohn Baldwinoptions STOP_NMI # Stop CPUS using NMI instead of IPI 61677060b4SPoul-Henning Kamp 62c5e70d92SDavid E. O'Brien# Debugging for use in -current 638bcb1e9eSMarcel Moolenaaroptions KDB # Enable kernel debugger support. 648bcb1e9eSMarcel Moolenaaroptions DDB # Support DDB. 658bcb1e9eSMarcel Moolenaaroptions GDB # Support remote GDB. 66713c9391SDavid E. O'Brienoptions INVARIANTS # Enable calls of extra sanity checking 67713c9391SDavid E. O'Brienoptions INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 68ba1cabf4SPeter Wemmoptions WITNESS # Enable checks to detect deadlocks and cycles 69ba1cabf4SPeter Wemmoptions WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 708fab58d8SPoul-Henning Kamp 71b8aeddf1SPeter Wemm# Make an SMP-capable kernel by default 72b8aeddf1SPeter Wemmoptions SMP # Symmetric MultiProcessor Kernel 73118ef86eSJohn Baldwin 7454903605SPeter Wemm# Bus support. 75a4d60a7fSPeter Wemmdevice acpi 76b618108fSPeter Wemmdevice pci 77ba1cabf4SPeter Wemm 78ba1cabf4SPeter Wemm# Floppy drives 79ba1cabf4SPeter Wemmdevice fdc 80677060b4SPoul-Henning Kamp 81a3fb836cSSøren Schmidt# ATA and ATAPI devices 82c9953c3bSPeter Wemmdevice ata 83c9953c3bSPeter Wemmdevice atadisk # ATA disk drives 84be8d2cbfSDavid E. O'Briendevice ataraid # ATA RAID drives 85c9953c3bSPeter Wemmdevice atapicd # ATAPI CDROM drives 86ba1cabf4SPeter Wemmdevice atapifd # ATAPI floppy drives 87ba1cabf4SPeter Wemmdevice atapist # ATAPI tape drives 88713c9391SDavid E. O'Brienoptions ATA_STATIC_ID # Static device numbering 89ff680471SDavid E. O'Brien 90ba1cabf4SPeter Wemm# SCSI Controllers 91ba1cabf4SPeter Wemmdevice ahc # AHA2940 and onboard AIC7xxx devices 923b28c0c6SXin LIoptions AHC_REG_PRETTY_PRINT # Print register bitfields in debug 933b28c0c6SXin LI # output. Adds ~128k to driver. 94ba1cabf4SPeter Wemmdevice ahd # AHA39320/29320 and onboard AIC79xx devices 953b28c0c6SXin LIoptions AHD_REG_PRETTY_PRINT # Print register bitfields in debug 963b28c0c6SXin LI # output. Adds ~215k to driver. 97ba1cabf4SPeter Wemmdevice amd # AMD 53C974 (Tekram DC-390(T)) 98ba1cabf4SPeter Wemmdevice isp # Qlogic family 9946ec31b0SPeter Wemm#device ispfw # Firmware for QLogic HBAs- normally a module 100ba1cabf4SPeter Wemmdevice mpt # LSI-Logic MPT-Fusion 101ba1cabf4SPeter Wemm#device ncr # NCR/Symbios Logic 102b8aeddf1SPeter Wemmdevice sym # NCR/Symbios Logic (newer chipsets + those of `ncr') 103ba1cabf4SPeter Wemmdevice trm # Tekram DC395U/UW/F DC315U adapters 104ba1cabf4SPeter Wemm 105ba1cabf4SPeter Wemmdevice adv # Advansys SCSI adapters 106ba1cabf4SPeter Wemmdevice adw # Advansys wide SCSI adapters 107ba1cabf4SPeter Wemmdevice aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. 108ba1cabf4SPeter Wemmdevice bt # Buslogic/Mylex MultiMaster SCSI adapters 109ba1cabf4SPeter Wemm 110ba1cabf4SPeter Wemm 111ba1cabf4SPeter Wemm# SCSI peripherals 112a4d60a7fSPeter Wemmdevice scbus # SCSI bus (required for SCSI) 113ba1cabf4SPeter Wemmdevice ch # SCSI media changers 114ba1cabf4SPeter Wemmdevice da # Direct Access (disks) 115ba1cabf4SPeter Wemmdevice sa # Sequential Access (tape etc) 116ba1cabf4SPeter Wemmdevice cd # CD 117ba1cabf4SPeter Wemmdevice pass # Passthrough device (direct SCSI access) 118ba1cabf4SPeter Wemmdevice ses # SCSI Environmental Services (and SAF-TE) 119ba1cabf4SPeter Wemm 120a4d60a7fSPeter Wemm# RAID controllers interfaced to the SCSI subsystem 121a4d60a7fSPeter Wemmdevice amr # AMI MegaRAID 122d0885ac3SScott Longdevice arcmsr # Areca SATA II RAID 123a4d60a7fSPeter Wemmdevice ciss # Compaq Smart RAID 5* 124a4d60a7fSPeter Wemmdevice dpt # DPT Smartcache III, IV - See NOTES for options 125dc8540a9SScott Longdevice hptmv # Highpoint RocketRAID 182x 12627aafcdaSScott Longdevice rr232x # Highpoint RocketRAID 232x 127a4d60a7fSPeter Wemmdevice iir # Intel Integrated RAID 128a4d60a7fSPeter Wemmdevice ips # IBM (Adaptec) ServeRAID 129a4d60a7fSPeter Wemmdevice mly # Mylex AcceleRAID/eXtremeRAID 1302a779082SPeter Wemmdevice twa # 3ware 9000 series PATA/SATA RAID 131a4d60a7fSPeter Wemm 132ba1cabf4SPeter Wemm# RAID controllers 133df6ece38SPeter Wemmdevice aac # Adaptec FSA RAID 134df6ece38SPeter Wemmdevice aacp # SCSI passthrough for aac (requires CAM) 135ba1cabf4SPeter Wemmdevice ida # Compaq Smart RAID 1367f631a41SScott Longdevice mfi # LSI MegaRAID SAS 137ba1cabf4SPeter Wemmdevice mlx # Mylex DAC960 family 138ba1cabf4SPeter Wemm#XXX pointer/int warnings 139ba1cabf4SPeter Wemm#device pst # Promise Supertrak SX6000 140ba1cabf4SPeter Wemmdevice twe # 3ware ATA RAID 141ba1cabf4SPeter Wemm 14223f7bd17SBrian Somers# atkbdc0 controls both the keyboard and the PS/2 mouse 14314426b9cSPeter Wemmdevice atkbdc # AT keyboard controller 14414426b9cSPeter Wemmdevice atkbd # AT keyboard 14514426b9cSPeter Wemmdevice psm # PS/2 mouse 1462ad872c5SKazutaka YOKOTA 147b6431012SMaksim Yevmenkindevice kbdmux # keyboard multiplexer 148b6431012SMaksim Yevmenkin 14914426b9cSPeter Wemmdevice vga # VGA video card driver 1502ad872c5SKazutaka YOKOTA 15114426b9cSPeter Wemmdevice splash # Splash screen and screen saver support 1522ad872c5SKazutaka YOKOTA 153c19da41eSPeter Wemm# syscons is the default console driver, resembling an SCO console 15414426b9cSPeter Wemmdevice sc 1555895e3c8SPeter Wemm 156354096a3SEric Anholtdevice agp # support several AGP chipsets 157354096a3SEric Anholt 158ba1cabf4SPeter Wemm# PCCARD (PCMCIA) support 1593a0bfa76SPeter Wemm# PCMCIA and cardbus bridge support 160ba1cabf4SPeter Wemmdevice cbb # cardbus (yenta) bridge 161ba1cabf4SPeter Wemmdevice pccard # PC Card (16-bit) bus 162ba1cabf4SPeter Wemmdevice cardbus # CardBus (32-bit) bus 163e597b497SNate Williams 1641f06573dSPeter Wemm# Serial (COM) ports 16530cb2a0dSWarner Loshdevice sio # 8250, 16[45]50 based serial ports 16638195fdcSMarcel Moolenaardevice uart # Generic UART driver 167677060b4SPoul-Henning Kamp 16804e83575SJoseph Koshy# Parallel port 169ba1cabf4SPeter Wemmdevice ppc 170ba1cabf4SPeter Wemmdevice ppbus # Parallel port bus (required) 171ba1cabf4SPeter Wemmdevice lpt # Printer 172ba1cabf4SPeter Wemmdevice plip # TCP/IP over parallel 173ba1cabf4SPeter Wemmdevice ppi # Parallel port interface device 174ba1cabf4SPeter Wemm#device vpo # Requires scbus and da 175ba1cabf4SPeter Wemm 1769678710bSJoerg Wunsch# If you've got a "dumb" serial or parallel PCI card that is 1779678710bSJoerg Wunsch# supported by the puc(4) glue driver, uncomment the following 17838195fdcSMarcel Moolenaar# line to enable it (connects to sio, uart and/or ppc drivers): 1799678710bSJoerg Wunsch#device puc 180ba1cabf4SPeter Wemm 181ba1cabf4SPeter Wemm# PCI Ethernet NICs. 182ba1cabf4SPeter Wemmdevice de # DEC/Intel DC21x4x (``Tulip'') 183ba1cabf4SPeter Wemmdevice em # Intel PRO/1000 adapter Gigabit Ethernet Card 18474cfa969SPeter Wemmdevice ixgb # Intel PRO/10GbE Ethernet Card 1858df071afSMarius Strobldevice le # AMD Am7900 LANCE and Am79C9xx PCnet 186ba1cabf4SPeter Wemmdevice txp # 3Com 3cR990 (``Typhoon'') 187ba1cabf4SPeter Wemmdevice vx # 3Com 3c590, 3c595 (``Vortex'') 188c6a5d1a6SPeter Wemm 189c6a5d1a6SPeter Wemm# PCI Ethernet NICs that use the common MII bus controller code. 190f94a808cSNik Clayton# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 191c9953c3bSPeter Wemmdevice miibus # MII bus support 192d8636a9aSPaul Saabdevice bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 1934e744b5eSDavid E. O'Briendevice bfe # Broadcom BCM440x 10/100 Ethernet 1943fc40c24SDavid E. O'Briendevice bge # Broadcom BCM570xx Gigabit Ethernet 195ba1cabf4SPeter Wemmdevice dc # DEC/Intel 21143 and various workalikes 1964664a8d5SJonathan Lemondevice fxp # Intel EtherExpress PRO/100B (82557, 82558) 1976f4e528aSJun Kuriyamadevice lge # Level 1 LXT1001 gigabit Ethernet 1981f90cf98SPyun YongHyeondevice msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 1996f4e528aSJun Kuriyamadevice nge # NatSemi DP83820 gigabit Ethernet 200bf6fabddSDavid E. O'Briendevice nve # nVidia nForce MCP on-board Ethernet Networking 2018df071afSMarius Strobldevice pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 202a94100faSBill Pauldevice re # RealTek 8139C+/8169/8169S/8110S 203ba1cabf4SPeter Wemmdevice rl # RealTek 8129/8139 204ba1cabf4SPeter Wemmdevice sf # Adaptec AIC-6915 (``Starfire'') 205ba1cabf4SPeter Wemmdevice sis # Silicon Integrated Systems SiS 900/SiS 7016 2064e744b5eSDavid E. O'Briendevice sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 207ba1cabf4SPeter Wemmdevice ste # Sundance ST201 (D-Link DFE-550TX) 2084e744b5eSDavid E. O'Briendevice ti # Alteon Networks Tigon I/II gigabit Ethernet 209ba1cabf4SPeter Wemmdevice tl # Texas Instruments ThunderLAN 210ba1cabf4SPeter Wemmdevice tx # SMC EtherPower II (83c170 ``EPIC'') 2116f4e528aSJun Kuriyamadevice vge # VIA VT612x gigabit Ethernet 212ba1cabf4SPeter Wemmdevice vr # VIA Rhine, Rhine II 213ba1cabf4SPeter Wemmdevice wb # Winbond W89C840F 214c9953c3bSPeter Wemmdevice xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 21529c6a10bSGarrett Wollman 2163a0bfa76SPeter Wemm# ISA Ethernet NICs. pccard NICs included. 217ba1cabf4SPeter Wemmdevice cs # Crystal Semiconductor CS89x0 NIC 218ba1cabf4SPeter Wemm# 'device ed' requires 'device miibus' 2195a297065SMaxime Henriondevice ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards 220ba1cabf4SPeter Wemmdevice ex # Intel EtherExpress Pro/10 and Pro/10+ 221ba1cabf4SPeter Wemmdevice ep # Etherlink III based cards 222ba1cabf4SPeter Wemmdevice fe # Fujitsu MB8696x based cards 2234e744b5eSDavid E. O'Briendevice sn # SMC's 9000 series of Ethernet chips 2244e744b5eSDavid E. O'Briendevice xe # Xircom pccard Ethernet 225ba1cabf4SPeter Wemm 226ba1cabf4SPeter Wemm# Wireless NIC cards 227ba1cabf4SPeter Wemmdevice wlan # 802.11 support 22857d6ae06SSam Lefflerdevice wlan_wep # 802.11 WEP support 22957d6ae06SSam Lefflerdevice wlan_ccmp # 802.11 CCMP support 23057d6ae06SSam Lefflerdevice wlan_tkip # 802.11 TKIP support 231ba1cabf4SPeter Wemmdevice an # Aironet 4500/4800 802.11 wireless NICs. 23257d6ae06SSam Lefflerdevice ath # Atheros pci/cardbus NIC's 23357d6ae06SSam Lefflerdevice ath_hal # Atheros HAL (Hardware Access Layer) 23457d6ae06SSam Lefflerdevice ath_rate_sample # SampleRate tx rate control for ath 235ba1cabf4SPeter Wemmdevice awi # BayStack 660 and others 2360b090f41SDamien Bergaminidevice ral # Ralink Technology RT2500 wireless NICs. 237ba1cabf4SPeter Wemmdevice wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 238ba1cabf4SPeter Wemm 239aa355a26SMaxim Konovalov# Pseudo devices. 240f71c01ccSPeter Wemmdevice loop # Network loopback 2418ab2f5ecSMark Murraydevice random # Entropy device 242f71c01ccSPeter Wemmdevice ether # Ethernet support 243ba1cabf4SPeter Wemmdevice sl # Kernel SLIP 244ba1cabf4SPeter Wemmdevice ppp # Kernel PPP 245ba1cabf4SPeter Wemmdevice tun # Packet tunnel. 246713c9391SDavid E. O'Briendevice pty # Pseudo-ttys (telnet etc) 247ba1cabf4SPeter Wemmdevice md # Memory "disks" 248ba1cabf4SPeter Wemmdevice gif # IPv6 and IPv4 tunneling 249ba1cabf4SPeter Wemmdevice faith # IPv6-to-IPv4 relaying (translation) 250086ba9f7SMatt Jacobdevice firmware # firmware assist module 251713c9391SDavid E. O'Brien 252713c9391SDavid E. O'Brien# The `bpf' device enables the Berkeley Packet Filter. 253713c9391SDavid E. O'Brien# Be aware of the administrative consequences of enabling this! 254991f5121SMurray Stokely# Note that 'bpf' is required for DHCP. 255713c9391SDavid E. O'Briendevice bpf # Berkeley packet filter 2560cec007cSNick Hibma 2570cec007cSNick Hibma# USB support 258ba1cabf4SPeter Wemmdevice uhci # UHCI PCI->USB interface 259ba1cabf4SPeter Wemmdevice ohci # OHCI PCI->USB interface 2607fe25a57SIan Dowsedevice ehci # EHCI PCI->USB interface (USB 2.0) 261ba1cabf4SPeter Wemmdevice usb # USB Bus (required) 262ba1cabf4SPeter Wemm#device udbp # USB Double Bulk Pipe devices 263ba1cabf4SPeter Wemmdevice ugen # Generic 264ba1cabf4SPeter Wemmdevice uhid # "Human Interface Devices" 265ba1cabf4SPeter Wemmdevice ukbd # Keyboard 266ba1cabf4SPeter Wemmdevice ulpt # Printer 267ba1cabf4SPeter Wemmdevice umass # Disks/Mass storage - Requires scbus and da 268ba1cabf4SPeter Wemmdevice ums # Mouse 2690b090f41SDamien Bergaminidevice ural # Ralink Technology RT2500USB wireless NICs 270ba1cabf4SPeter Wemmdevice urio # Diamond Rio 500 MP3 player 271ba1cabf4SPeter Wemmdevice uscanner # Scanners 2728a7572e0SPeter Wemm# USB Ethernet, requires miibus 2734e744b5eSDavid E. O'Briendevice aue # ADMtek USB Ethernet 2744e744b5eSDavid E. O'Briendevice axe # ASIX Electronics USB Ethernet 2756bcf0032SMaxim Sobolevdevice cdce # Generic USB over Ethernet 2764e744b5eSDavid E. O'Briendevice cue # CATC USB Ethernet 2774e744b5eSDavid E. O'Briendevice kue # Kawasaki LSI USB Ethernet 2782a779082SPeter Wemmdevice rue # RealTek RTL8150 USB Ethernet 279ba1cabf4SPeter Wemm 280ba1cabf4SPeter Wemm# FireWire support 281ba1cabf4SPeter Wemmdevice firewire # FireWire bus code 282ba1cabf4SPeter Wemmdevice sbp # SCSI over FireWire (Requires scbus and da) 283ba1cabf4SPeter Wemmdevice fwe # Ethernet over FireWire (non-standard!) 284