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# https://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 (https://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 VIMAGE # Subsystem virtualization, e.g. VNET 32options INET # InterNETworking 33options INET6 # IPv6 communications protocols 34options IPSEC # IP (v4/v6) security 35options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 36options TCP_HHOOK # hhook(9) framework for TCP 37options TCP_OFFLOAD # TCP offload 38options SCTP # Stream Control Transmission Protocol 39options FFS # Berkeley Fast Filesystem 40options SOFTUPDATES # Enable FFS soft updates support 41options UFS_ACL # Support for access control lists 42options UFS_DIRHASH # Improve performance on big directories 43options UFS_GJOURNAL # Enable gjournal-based UFS journaling 44options QUOTA # Enable disk quotas for UFS 45options MD_ROOT # MD is a potential root device 46options NFSCL # Network Filesystem Client 47options NFSD # Network Filesystem Server 48options NFSLOCKD # Network Lock Manager 49options NFS_ROOT # NFS usable as /, requires NFSCL 50options MSDOSFS # MSDOS Filesystem 51options CD9660 # ISO 9660 Filesystem 52options PROCFS # Process filesystem (requires PSEUDOFS) 53options PSEUDOFS # Pseudo-filesystem framework 54options GEOM_RAID # Soft RAID functionality. 55options GEOM_LABEL # Provides labelization 56options COMPAT_FREEBSD4 # Compatible with FreeBSD4 57options COMPAT_FREEBSD5 # Compatible with FreeBSD5 58options COMPAT_FREEBSD6 # Compatible with FreeBSD6 59options COMPAT_FREEBSD7 # Compatible with FreeBSD7 60options COMPAT_FREEBSD9 # Compatible with FreeBSD9 61options COMPAT_FREEBSD10 # Compatible with FreeBSD10 62options COMPAT_FREEBSD11 # Compatible with FreeBSD11 63options COMPAT_FREEBSD12 # Compatible with FreeBSD12 64options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 65options KTRACE # ktrace(1) support 66options STACK # stack(9) support 67options SYSVSHM # SYSV-style shared memory 68options SYSVMSG # SYSV-style message queues 69options SYSVSEM # SYSV-style semaphores 70options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 71options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 72options KBD_INSTALL_CDEV # install a CDEV entry in /dev 73options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 74options AUDIT # Security event auditing 75options CAPABILITY_MODE # Capsicum capability mode 76options CAPABILITIES # Capsicum capabilities 77options MAC # TrustedBSD MAC Framework 78options KDTRACE_HOOKS # Kernel DTrace hooks 79options DDB_CTF # Kernel ELF linker loads CTF data 80options INCLUDE_CONFIG_FILE # Include this file in kernel 81options RACCT # Resource accounting framework 82options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 83options RCTL # Resource limits 84 85# Debugging support. Always need this: 86options KDB # Enable kernel debugger support. 87options KDB_TRACE # Print a stack trace for a panic. 88# For full debugger support use (turn off in stable branch): 89options DDB # Support DDB. 90options GDB # Support remote GDB. 91options DEADLKRES # Enable the deadlock resolver 92options INVARIANTS # Enable calls of extra sanity checking 93options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 94options WITNESS # Enable checks to detect deadlocks and cycles 95options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 96options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 97options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 98 99# Kernel dump features. 100options EKCD # Support for encrypted kernel dumps 101options GZIO # gzip-compressed kernel and user dumps 102options ZSTDIO # zstd-compressed kernel and user dumps 103options NETDUMP # netdump(4) client support 104 105# To make an SMP kernel, the next two lines are needed 106options SMP # Symmetric MultiProcessor Kernel 107device apic # I/O APIC 108options EARLY_AP_STARTUP 109 110# CPU frequency control 111device cpufreq 112 113# Bus support. 114device acpi 115device pci 116options PCI_HP # PCI-Express native HotPlug 117options PCI_IOV # PCI SR-IOV support 118 119# Floppy drives 120device fdc 121 122# ATA controllers 123device ahci # AHCI-compatible SATA controllers 124device ata # Legacy ATA/SATA controllers 125device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 126device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 127 128# SCSI Controllers 129device ahc # AHA2940 and onboard AIC7xxx devices 130device esp # AMD Am53C974 (Tekram DC-390(T)) 131device hptiop # Highpoint RocketRaid 3xxx series 132device isp # Qlogic family 133#device ispfw # Firmware for QLogic HBAs- normally a module 134device mpt # LSI-Logic MPT-Fusion 135device mps # LSI-Logic MPT-Fusion 2 136device mpr # LSI-Logic MPT-Fusion 3 137device sym # NCR/Symbios Logic 138device trm # Tekram DC395U/UW/F DC315U adapters 139device isci # Intel C600 SAS controller 140 141# ATA/SCSI peripherals 142device scbus # SCSI bus (required for ATA/SCSI) 143device ch # SCSI media changers 144device da # Direct Access (disks) 145device sa # Sequential Access (tape etc) 146device cd # CD 147device pass # Passthrough device (direct ATA/SCSI access) 148device ses # Enclosure Services (SES and SAF-TE) 149#device ctl # CAM Target Layer 150 151# RAID controllers interfaced to the SCSI subsystem 152device amr # AMI MegaRAID 153device arcmsr # Areca SATA II RAID 154device ciss # Compaq Smart RAID 5* 155device hptmv # Highpoint RocketRAID 182x 156device hptnr # Highpoint DC7280, R750 157device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx 158device hpt27xx # Highpoint RocketRAID 27xx 159device iir # Intel Integrated RAID 160device ips # IBM (Adaptec) ServeRAID 161device mly # Mylex AcceleRAID/eXtremeRAID 162device twa # 3ware 9000 series PATA/SATA RAID 163device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 164 165# RAID controllers 166device aac # Adaptec FSA RAID 167device aacp # SCSI passthrough for aac (requires CAM) 168device aacraid # Adaptec by PMC RAID 169device ida # Compaq Smart RAID 170device mfi # LSI MegaRAID SAS 171device mlx # Mylex DAC960 family 172device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 173device pmspcv # PMC-Sierra SAS/SATA Controller driver 174device pst # Promise Supertrak SX6000 175device twe # 3ware ATA RAID 176 177# NVM Express (NVMe) support 178device nvme # base NVMe driver 179device nvd # expose NVMe namespace as disks, depends on nvme 180 181# atkbdc0 controls both the keyboard and the PS/2 mouse 182device atkbdc # AT keyboard controller 183device atkbd # AT keyboard 184device psm # PS/2 mouse 185 186device kbdmux # keyboard multiplexer 187 188device vga # VGA video card driver 189options VESA # Add support for VESA BIOS Extensions (VBE) 190 191device splash # Splash screen and screen saver support 192 193# syscons is the default console driver, resembling an SCO console 194device sc 195options SC_PIXEL_MODE # add support for the raster text mode 196 197# vt is the new video console driver 198device vt 199device vt_vga 200 201device agp # support several AGP chipsets 202 203# Power management support (see NOTES for more options) 204#device apm 205 206# PCCARD (PCMCIA) support 207# PCMCIA and cardbus bridge support 208device cbb # cardbus (yenta) bridge 209device pccard # PC Card (16-bit) bus 210device cardbus # CardBus (32-bit) bus 211 212# Serial (COM) ports 213device uart # Generic UART driver 214 215# Parallel port 216device ppc 217device ppbus # Parallel port bus (required) 218device lpt # Printer 219device ppi # Parallel port interface device 220#device vpo # Requires scbus and da 221 222device puc # Multi I/O cards and multi-channel UARTs 223 224# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 225device iflib 226device em # Intel PRO/1000 Gigabit Ethernet Family 227device vmx # VMware VMXNET3 Ethernet 228 229# PCI Ethernet NICs. 230device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 231device de # DEC/Intel DC21x4x (``Tulip'') 232device le # AMD Am7900 LANCE and Am79C9xx PCnet 233device ti # Alteon Networks Tigon I/II gigabit Ethernet 234device txp # 3Com 3cR990 (``Typhoon'') 235device vx # 3Com 3c590, 3c595 (``Vortex'') 236 237# PCI Ethernet NICs that use the common MII bus controller code. 238# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 239device miibus # MII bus support 240device ae # Attansic/Atheros L2 FastEthernet 241device age # Attansic/Atheros L1 Gigabit Ethernet 242device alc # Atheros AR8131/AR8132 Ethernet 243device ale # Atheros AR8121/AR8113/AR8114 Ethernet 244device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 245device bfe # Broadcom BCM440x 10/100 Ethernet 246device bge # Broadcom BCM570xx Gigabit Ethernet 247device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 248device dc # DEC/Intel 21143 and various workalikes 249device et # Agere ET1310 10/100/Gigabit Ethernet 250device fxp # Intel EtherExpress PRO/100B (82557, 82558) 251device gem # Sun GEM/Sun ERI/Apple GMAC 252device hme # Sun HME (Happy Meal Ethernet) 253device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 254device lge # Level 1 LXT1001 gigabit Ethernet 255device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 256device nfe # nVidia nForce MCP on-board Ethernet 257device nge # NatSemi DP83820 gigabit Ethernet 258device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 259device re # RealTek 8139C+/8169/8169S/8110S 260device rl # RealTek 8129/8139 261device sf # Adaptec AIC-6915 (``Starfire'') 262device sge # Silicon Integrated Systems SiS190/191 263device sis # Silicon Integrated Systems SiS 900/SiS 7016 264device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 265device ste # Sundance ST201 (D-Link DFE-550TX) 266device stge # Sundance/Tamarack TC9021 gigabit Ethernet 267device tl # Texas Instruments ThunderLAN 268device tx # SMC EtherPower II (83c170 ``EPIC'') 269device vge # VIA VT612x gigabit Ethernet 270device vr # VIA Rhine, Rhine II 271device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 272device wb # Winbond W89C840F 273device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 274 275# ISA Ethernet NICs. pccard NICs included. 276device cs # Crystal Semiconductor CS89x0 NIC 277# 'device ed' requires 'device miibus' 278device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards 279device ex # Intel EtherExpress Pro/10 and Pro/10+ 280device ep # Etherlink III based cards 281device fe # Fujitsu MB8696x based cards 282device sn # SMC's 9000 series of Ethernet chips 283device xe # Xircom pccard Ethernet 284 285# Wireless NIC cards 286device wlan # 802.11 support 287options IEEE80211_DEBUG # enable debug msgs 288options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 289device wlan_wep # 802.11 WEP support 290device wlan_ccmp # 802.11 CCMP support 291device wlan_tkip # 802.11 TKIP support 292device wlan_amrr # AMRR transmit rate control algorithm 293device an # Aironet 4500/4800 802.11 wireless NICs. 294device ath # Atheros NICs 295device ath_pci # Atheros pci/cardbus glue 296device ath_hal # pci/cardbus chip support 297options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 298options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 299device ath_rate_sample # SampleRate tx rate control for ath 300#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 301#device bwn # Broadcom BCM43xx wireless NICs. 302device ipw # Intel 2100 wireless NICs. 303device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 304device iwn # Intel 4965/1000/5000/6000 wireless NICs. 305device malo # Marvell Libertas wireless NICs. 306device mwl # Marvell 88W8363 802.11n wireless NICs. 307device ral # Ralink Technology RT2500 wireless NICs. 308device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 309device wpi # Intel 3945ABG wireless NICs. 310 311# Pseudo devices. 312device crypto # core crypto support 313device loop # Network loopback 314device random # Entropy device 315device padlock_rng # VIA Padlock RNG 316device rdrand_rng # Intel Bull Mountain RNG 317device ether # Ethernet support 318device vlan # 802.1Q VLAN support 319device tun # Packet tunnel. 320device md # Memory "disks" 321device gif # IPv6 and IPv4 tunneling 322device firmware # firmware assist module 323 324# The `bpf' device enables the Berkeley Packet Filter. 325# Be aware of the administrative consequences of enabling this! 326# Note that 'bpf' is required for DHCP. 327device bpf # Berkeley packet filter 328 329# USB support 330options USB_DEBUG # enable debug msgs 331device uhci # UHCI PCI->USB interface 332device ohci # OHCI PCI->USB interface 333device ehci # EHCI PCI->USB interface (USB 2.0) 334device xhci # XHCI PCI->USB interface (USB 3.0) 335device usb # USB Bus (required) 336device ukbd # Keyboard 337device umass # Disks/Mass storage - Requires scbus and da 338 339# Sound support 340device sound # Generic sound driver (required) 341device snd_cmi # CMedia CMI8338/CMI8738 342device snd_csa # Crystal Semiconductor CS461x/428x 343device snd_emu10kx # Creative SoundBlaster Live! and Audigy 344device snd_es137x # Ensoniq AudioPCI ES137x 345device snd_hda # Intel High Definition Audio 346device snd_ich # Intel, NVidia and other ICH AC'97 Audio 347device snd_via8233 # VIA VT8233x Audio 348 349# MMC/SD 350device mmc # MMC/SD bus 351device mmcsd # MMC/SD memory card 352device sdhci # Generic PCI SD Host Controller 353 354# VirtIO support 355device virtio # Generic VirtIO bus (required) 356device virtio_pci # VirtIO PCI device 357device vtnet # VirtIO Ethernet device 358device virtio_blk # VirtIO Block device 359device virtio_scsi # VirtIO SCSI device 360device virtio_balloon # VirtIO Memory Balloon device 361 362# HyperV drivers and enchancement support 363device hyperv # HyperV drivers 364 365# Xen HVM Guest Optimizations 366# NOTE: XENHVM depends on xenpci. They must be added or removed together. 367options XENHVM # Xen HVM kernel infrastructure 368device xenpci # Xen HVM Hypervisor services driver 369 370# evdev interface 371options EVDEV_SUPPORT # evdev support in legacy drivers 372device evdev # input event device support 373device uinput # install /dev/uinput cdev 374