1# 2# GENERIC -- Generic kernel configuration file for FreeBSD/i386 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# http://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 (http://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 I486_CPU 22cpu I586_CPU 23cpu I686_CPU 24ident GENERIC 25 26makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 27makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 28 29options SCHED_ULE # ULE scheduler 30options PREEMPTION # Enable kernel thread preemption 31options INET # InterNETworking 32options INET6 # IPv6 communications protocols 33options IPSEC # IP (v4/v6) security 34options TCP_OFFLOAD # TCP offload 35options SCTP # Stream Control Transmission Protocol 36options FFS # Berkeley Fast Filesystem 37options SOFTUPDATES # Enable FFS soft updates support 38options UFS_ACL # Support for access control lists 39options UFS_DIRHASH # Improve performance on big directories 40options UFS_GJOURNAL # Enable gjournal-based UFS journaling 41options QUOTA # Enable disk quotas for UFS 42options MD_ROOT # MD is a potential root device 43options NFSCL # Network Filesystem Client 44options NFSD # Network Filesystem Server 45options NFSLOCKD # Network Lock Manager 46options NFS_ROOT # NFS usable as /, requires NFSCL 47options MSDOSFS # MSDOS Filesystem 48options CD9660 # ISO 9660 Filesystem 49options PROCFS # Process filesystem (requires PSEUDOFS) 50options PSEUDOFS # Pseudo-filesystem framework 51options GEOM_PART_GPT # GUID Partition Tables. 52options GEOM_RAID # Soft RAID functionality. 53options GEOM_LABEL # Provides labelization 54options COMPAT_FREEBSD4 # Compatible with FreeBSD4 55options COMPAT_FREEBSD5 # Compatible with FreeBSD5 56options COMPAT_FREEBSD6 # Compatible with FreeBSD6 57options COMPAT_FREEBSD7 # Compatible with FreeBSD7 58options COMPAT_FREEBSD9 # Compatible with FreeBSD9 59options COMPAT_FREEBSD10 # Compatible with FreeBSD10 60options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 61options KTRACE # ktrace(1) support 62options STACK # stack(9) support 63options SYSVSHM # SYSV-style shared memory 64options SYSVMSG # SYSV-style message queues 65options SYSVSEM # SYSV-style semaphores 66options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 67options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 68options KBD_INSTALL_CDEV # install a CDEV entry in /dev 69options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 70options AUDIT # Security event auditing 71options CAPABILITY_MODE # Capsicum capability mode 72options CAPABILITIES # Capsicum capabilities 73options MAC # TrustedBSD MAC Framework 74options KDTRACE_HOOKS # Kernel DTrace hooks 75options DDB_CTF # Kernel ELF linker loads CTF data 76options INCLUDE_CONFIG_FILE # Include this file in kernel 77options RACCT # Resource accounting framework 78options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 79options RCTL # Resource limits 80 81# Debugging support. Always need this: 82options KDB # Enable kernel debugger support. 83options KDB_TRACE # Print a stack trace for a panic. 84# For full debugger support use (turn off in stable branch): 85options DDB # Support DDB. 86options GDB # Support remote GDB. 87options DEADLKRES # Enable the deadlock resolver 88options INVARIANTS # Enable calls of extra sanity checking 89options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 90options WITNESS # Enable checks to detect deadlocks and cycles 91options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 92options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 93 94# To make an SMP kernel, the next two lines are needed 95options SMP # Symmetric MultiProcessor Kernel 96device apic # I/O APIC 97 98# CPU frequency control 99device cpufreq 100 101# Bus support. 102device acpi 103device pci 104options PCI_HP # PCI-Express native HotPlug 105options PCI_IOV # PCI SR-IOV support 106 107# Floppy drives 108device fdc 109 110# ATA controllers 111device ahci # AHCI-compatible SATA controllers 112device ata # Legacy ATA/SATA controllers 113device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 114device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 115 116# SCSI Controllers 117device ahc # AHA2940 and onboard AIC7xxx devices 118options AHC_REG_PRETTY_PRINT # Print register bitfields in debug 119 # output. Adds ~128k to driver. 120device ahd # AHA39320/29320 and onboard AIC79xx devices 121options AHD_REG_PRETTY_PRINT # Print register bitfields in debug 122 # output. Adds ~215k to driver. 123device esp # AMD Am53C974 (Tekram DC-390(T)) 124device hptiop # Highpoint RocketRaid 3xxx series 125device isp # Qlogic family 126#device ispfw # Firmware for QLogic HBAs- normally a module 127device mpt # LSI-Logic MPT-Fusion 128device mps # LSI-Logic MPT-Fusion 2 129device mpr # LSI-Logic MPT-Fusion 3 130#device ncr # NCR/Symbios Logic 131device sym # NCR/Symbios Logic (newer chipsets + those of `ncr') 132device trm # Tekram DC395U/UW/F DC315U adapters 133 134device adv # Advansys SCSI adapters 135device adw # Advansys wide SCSI adapters 136device aha # Adaptec 154x SCSI adapters 137device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. 138device bt # Buslogic/Mylex MultiMaster SCSI adapters 139 140device ncv # NCR 53C500 141device nsp # Workbit Ninja SCSI-3 142device stg # TMC 18C30/18C50 143device isci # Intel C600 SAS controller 144 145# ATA/SCSI peripherals 146device scbus # SCSI bus (required for ATA/SCSI) 147device ch # SCSI media changers 148device da # Direct Access (disks) 149device sa # Sequential Access (tape etc) 150device cd # CD 151device pass # Passthrough device (direct ATA/SCSI access) 152device ses # Enclosure Services (SES and SAF-TE) 153#device ctl # CAM Target Layer 154 155# RAID controllers interfaced to the SCSI subsystem 156device amr # AMI MegaRAID 157device arcmsr # Areca SATA II RAID 158device ciss # Compaq Smart RAID 5* 159device dpt # DPT Smartcache III, IV - See NOTES for options 160device hptmv # Highpoint RocketRAID 182x 161device hptnr # Highpoint DC7280, R750 162device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx 163device hpt27xx # Highpoint RocketRAID 27xx 164device iir # Intel Integrated RAID 165device ips # IBM (Adaptec) ServeRAID 166device mly # Mylex AcceleRAID/eXtremeRAID 167device twa # 3ware 9000 series PATA/SATA RAID 168device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 169 170# RAID controllers 171device aac # Adaptec FSA RAID 172device aacp # SCSI passthrough for aac (requires CAM) 173device aacraid # Adaptec by PMC RAID 174device ida # Compaq Smart RAID 175device mfi # LSI MegaRAID SAS 176device mlx # Mylex DAC960 family 177device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 178device pmspcv # PMC-Sierra SAS/SATA Controller driver 179device pst # Promise Supertrak SX6000 180device twe # 3ware ATA RAID 181 182# NVM Express (NVMe) support 183device nvme # base NVMe driver 184device nvd # expose NVMe namespace as disks, depends on nvme 185 186# atkbdc0 controls both the keyboard and the PS/2 mouse 187device atkbdc # AT keyboard controller 188device atkbd # AT keyboard 189device psm # PS/2 mouse 190 191device kbdmux # keyboard multiplexer 192 193device vga # VGA video card driver 194options VESA # Add support for VESA BIOS Extensions (VBE) 195 196device splash # Splash screen and screen saver support 197 198# syscons is the default console driver, resembling an SCO console 199device sc 200options SC_PIXEL_MODE # add support for the raster text mode 201 202# vt is the new video console driver 203device vt 204device vt_vga 205 206device agp # support several AGP chipsets 207 208# Power management support (see NOTES for more options) 209#device apm 210# Add suspend/resume support for the i8254. 211device pmtimer 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 igb # Intel PRO/1000 PCIE Server Gigabit Family 236device ixgb # Intel PRO/10GbE Ethernet Card 237device le # AMD Am7900 LANCE and Am79C9xx PCnet 238device ti # Alteon Networks Tigon I/II gigabit Ethernet 239device txp # 3Com 3cR990 (``Typhoon'') 240device vx # 3Com 3c590, 3c595 (``Vortex'') 241 242# PCI Ethernet NICs that use the common MII bus controller code. 243# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 244device miibus # MII bus support 245device ae # Attansic/Atheros L2 FastEthernet 246device age # Attansic/Atheros L1 Gigabit Ethernet 247device alc # Atheros AR8131/AR8132 Ethernet 248device ale # Atheros AR8121/AR8113/AR8114 Ethernet 249device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 250device bfe # Broadcom BCM440x 10/100 Ethernet 251device bge # Broadcom BCM570xx Gigabit Ethernet 252device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 253device dc # DEC/Intel 21143 and various workalikes 254device et # Agere ET1310 10/100/Gigabit Ethernet 255device fxp # Intel EtherExpress PRO/100B (82557, 82558) 256device gem # Sun GEM/Sun ERI/Apple GMAC 257device hme # Sun HME (Happy Meal Ethernet) 258device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 259device lge # Level 1 LXT1001 gigabit Ethernet 260device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 261device nfe # nVidia nForce MCP on-board Ethernet 262device nge # NatSemi DP83820 gigabit Ethernet 263device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 264device re # RealTek 8139C+/8169/8169S/8110S 265device rl # RealTek 8129/8139 266device sf # Adaptec AIC-6915 (``Starfire'') 267device sge # Silicon Integrated Systems SiS190/191 268device sis # Silicon Integrated Systems SiS 900/SiS 7016 269device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 270device ste # Sundance ST201 (D-Link DFE-550TX) 271device stge # Sundance/Tamarack TC9021 gigabit Ethernet 272device tl # Texas Instruments ThunderLAN 273device tx # SMC EtherPower II (83c170 ``EPIC'') 274device vge # VIA VT612x gigabit Ethernet 275device vr # VIA Rhine, Rhine II 276device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 277device wb # Winbond W89C840F 278device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 279 280# ISA Ethernet NICs. pccard NICs included. 281device cs # Crystal Semiconductor CS89x0 NIC 282# 'device ed' requires 'device miibus' 283device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards 284device ex # Intel EtherExpress Pro/10 and Pro/10+ 285device ep # Etherlink III based cards 286device fe # Fujitsu MB8696x based cards 287device ie # EtherExpress 8/16, 3C507, StarLAN 10 etc. 288device sn # SMC's 9000 series of Ethernet chips 289device xe # Xircom pccard Ethernet 290 291# Wireless NIC cards 292device wlan # 802.11 support 293options IEEE80211_DEBUG # enable debug msgs 294options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's 295options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 296device wlan_wep # 802.11 WEP support 297device wlan_ccmp # 802.11 CCMP support 298device wlan_tkip # 802.11 TKIP support 299device wlan_amrr # AMRR transmit rate control algorithm 300device an # Aironet 4500/4800 802.11 wireless NICs. 301device ath # Atheros NICs 302device ath_pci # Atheros pci/cardbus glue 303device ath_hal # pci/cardbus chip support 304options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors 305options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 306options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 307device ath_rate_sample # SampleRate tx rate control for ath 308#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 309#device bwn # Broadcom BCM43xx wireless NICs. 310device ipw # Intel 2100 wireless NICs. 311device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 312device iwn # Intel 4965/1000/5000/6000 wireless NICs. 313device malo # Marvell Libertas wireless NICs. 314device mwl # Marvell 88W8363 802.11n wireless NICs. 315device ral # Ralink Technology RT2500 wireless NICs. 316device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 317#device wl # Older non 802.11 Wavelan wireless NIC. 318device wpi # Intel 3945ABG wireless NICs. 319 320# Pseudo devices. 321device loop # Network loopback 322device random # Entropy device 323device padlock_rng # VIA Padlock RNG 324device rdrand_rng # Intel Bull Mountain RNG 325device ether # Ethernet support 326device vlan # 802.1Q VLAN support 327device tun # Packet tunnel. 328device md # Memory "disks" 329device gif # IPv6 and IPv4 tunneling 330device firmware # firmware assist module 331 332# The `bpf' device enables the Berkeley Packet Filter. 333# Be aware of the administrative consequences of enabling this! 334# Note that 'bpf' is required for DHCP. 335device bpf # Berkeley packet filter 336 337# USB support 338options USB_DEBUG # enable debug msgs 339device uhci # UHCI PCI->USB interface 340device ohci # OHCI PCI->USB interface 341device ehci # EHCI PCI->USB interface (USB 2.0) 342device xhci # XHCI PCI->USB interface (USB 3.0) 343device usb # USB Bus (required) 344device ukbd # Keyboard 345device umass # Disks/Mass storage - Requires scbus and da 346 347# Sound support 348device sound # Generic sound driver (required) 349device snd_cmi # CMedia CMI8338/CMI8738 350device snd_csa # Crystal Semiconductor CS461x/428x 351device snd_emu10kx # Creative SoundBlaster Live! and Audigy 352device snd_es137x # Ensoniq AudioPCI ES137x 353device snd_hda # Intel High Definition Audio 354device snd_ich # Intel, NVidia and other ICH AC'97 Audio 355device snd_via8233 # VIA VT8233x Audio 356 357# MMC/SD 358device mmc # MMC/SD bus 359device mmcsd # MMC/SD memory card 360device sdhci # Generic PCI SD Host Controller 361 362# VirtIO support 363device virtio # Generic VirtIO bus (required) 364device virtio_pci # VirtIO PCI device 365device vtnet # VirtIO Ethernet device 366device virtio_blk # VirtIO Block device 367device virtio_scsi # VirtIO SCSI device 368device virtio_balloon # VirtIO Memory Balloon device 369 370# HyperV drivers and enchancement support 371device hyperv # HyperV drivers 372 373# Xen HVM Guest Optimizations 374# NOTE: XENHVM depends on xenpci. They must be added or removed together. 375options XENHVM # Xen HVM kernel infrastructure 376device xenpci # Xen HVM Hypervisor services driver 377 378# VMware support 379device vmx # VMware VMXNET3 Ethernet 380 381# The crypto framework is required by IPSEC 382device crypto # Required by IPSEC 383