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