1# 2# GENERIC -- Generic kernel configuration file for FreeBSD/amd64 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 HAMMER 22ident GENERIC 23 24makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 25makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 26 27options SCHED_ULE # ULE scheduler 28options NUMA # Non-Uniform Memory Architecture support 29options PREEMPTION # Enable kernel thread preemption 30options VIMAGE # Subsystem virtualization, e.g. VNET 31options INET # InterNETworking 32options INET6 # IPv6 communications protocols 33options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 34options TCP_OFFLOAD # TCP offload 35options TCP_BLACKBOX # Enhanced TCP event logging 36options TCP_HHOOK # hhook(9) framework for TCP 37options TCP_RFC7413 # TCP Fast Open 38options SCTP_SUPPORT # Allow kldload of SCTP 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 TMPFS # Efficient memory filesystem 55options GEOM_RAID # Soft RAID functionality. 56options GEOM_LABEL # Provides labelization 57options EFIRT # EFI Runtime Services support 58options COMPAT_FREEBSD32 # Compatible with i386 binaries 59options COMPAT_FREEBSD4 # Compatible with FreeBSD4 60options COMPAT_FREEBSD5 # Compatible with FreeBSD5 61options COMPAT_FREEBSD6 # Compatible with FreeBSD6 62options COMPAT_FREEBSD7 # Compatible with FreeBSD7 63options COMPAT_FREEBSD9 # Compatible with FreeBSD9 64options COMPAT_FREEBSD10 # Compatible with FreeBSD10 65options COMPAT_FREEBSD11 # Compatible with FreeBSD11 66options COMPAT_FREEBSD12 # Compatible with FreeBSD12 67options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 68options KTRACE # ktrace(1) support 69options STACK # stack(9) support 70options SYSVSHM # SYSV-style shared memory 71options SYSVMSG # SYSV-style message queues 72options SYSVSEM # SYSV-style semaphores 73options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 74options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 75options KBD_INSTALL_CDEV # install a CDEV entry in /dev 76options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 77options AUDIT # Security event auditing 78options CAPABILITY_MODE # Capsicum capability mode 79options CAPABILITIES # Capsicum capabilities 80options MAC # TrustedBSD MAC Framework 81options KDTRACE_FRAME # Ensure frames are compiled in 82options KDTRACE_HOOKS # Kernel DTrace hooks 83options DDB_CTF # Kernel ELF linker loads CTF data 84options INCLUDE_CONFIG_FILE # Include this file in kernel 85options RACCT # Resource accounting framework 86options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 87options RCTL # Resource limits 88 89# Debugging support. Always need this: 90options KDB # Enable kernel debugger support. 91options KDB_TRACE # Print a stack trace for a panic. 92# For full debugger support use (turn off in stable branch): 93options BUF_TRACKING # Track buffer history 94options DDB # Support DDB. 95options FULL_BUF_TRACKING # Track more buffer history 96options GDB # Support remote GDB. 97options DEADLKRES # Enable the deadlock resolver 98options INVARIANTS # Enable calls of extra sanity checking 99options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 100options QUEUE_MACRO_DEBUG_TRASH # Trash queue(2) internal pointers on invalidation 101options WITNESS # Enable checks to detect deadlocks and cycles 102options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 103options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 104options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 105options IOMMU 106 107# Kernel Sanitizers 108#options COVERAGE # Generic kernel coverage. Used by KCOV 109#options KCOV # Kernel Coverage Sanitizer 110# Warning: KUBSAN can result in a kernel too large for loader to load 111#options KUBSAN # Kernel Undefined Behavior Sanitizer 112#options KCSAN # Kernel Concurrency Sanitizer 113 114# Kernel dump features. 115options EKCD # Support for encrypted kernel dumps 116options GZIO # gzip-compressed kernel and user dumps 117options ZSTDIO # zstd-compressed kernel and user dumps 118options DEBUGNET # debugnet networking 119options NETDUMP # netdump(4) client support 120options NETGDB # netgdb(4) client support 121 122# Make an SMP-capable kernel by default 123options SMP # Symmetric MultiProcessor Kernel 124options EARLY_AP_STARTUP 125 126# CPU frequency control 127device cpufreq 128 129# Bus support. 130device acpi 131device pci 132options PCI_HP # PCI-Express native HotPlug 133options PCI_IOV # PCI SR-IOV support 134 135# Floppy drives 136device fdc 137 138# ATA controllers 139device ahci # AHCI-compatible SATA controllers 140device ata # Legacy ATA/SATA controllers 141device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 142device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 143 144# SCSI Controllers 145device ahc # AHA2940 and onboard AIC7xxx devices 146device ahd # AHA39320/29320 and onboard AIC79xx devices 147device esp # AMD Am53C974 (Tekram DC-390(T)) 148device hptiop # Highpoint RocketRaid 3xxx series 149device isp # Qlogic family 150#device ispfw # Firmware for QLogic HBAs- normally a module 151device mpt # LSI-Logic MPT-Fusion 152device mps # LSI-Logic MPT-Fusion 2 153device mpr # LSI-Logic MPT-Fusion 3 154device sym # NCR/Symbios Logic 155device isci # Intel C600 SAS controller 156device ocs_fc # Emulex FC adapters 157device pvscsi # VMware PVSCSI 158 159# ATA/SCSI peripherals 160device scbus # SCSI bus (required for ATA/SCSI) 161device ch # SCSI media changers 162device da # Direct Access (disks) 163device sa # Sequential Access (tape etc) 164device cd # CD 165device pass # Passthrough device (direct ATA/SCSI access) 166device ses # Enclosure Services (SES and SAF-TE) 167#device ctl # CAM Target Layer 168 169# RAID controllers interfaced to the SCSI subsystem 170device amr # AMI MegaRAID 171device arcmsr # Areca SATA II RAID 172device ciss # Compaq Smart RAID 5* 173device iir # Intel Integrated RAID 174device ips # IBM (Adaptec) ServeRAID 175device mly # Mylex AcceleRAID/eXtremeRAID 176device twa # 3ware 9000 series PATA/SATA RAID 177device smartpqi # Microsemi smartpqi driver 178device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 179 180# RAID controllers 181device aac # Adaptec FSA RAID 182device aacp # SCSI passthrough for aac (requires CAM) 183device aacraid # Adaptec by PMC RAID 184device ida # Compaq Smart RAID 185device mfi # LSI MegaRAID SAS 186device mlx # Mylex DAC960 family 187device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 188device pmspcv # PMC-Sierra SAS/SATA Controller driver 189#XXX pointer/int warnings 190#device pst # Promise Supertrak SX6000 191device twe # 3ware ATA RAID 192 193# NVM Express (NVMe) support 194device nvme # base NVMe driver 195device nvd # expose NVMe namespaces as disks, depends on nvme 196 197# Intel Volume Management Device (VMD) support 198device vmd # base VMD device 199device vmd_bus # bus for VMD children 200 201# atkbdc0 controls both the keyboard and the PS/2 mouse 202device atkbdc # AT keyboard controller 203device atkbd # AT keyboard 204device psm # PS/2 mouse 205 206device kbdmux # keyboard multiplexer 207 208device vga # VGA video card driver 209options VESA # Add support for VESA BIOS Extensions (VBE) 210 211device splash # Splash screen and screen saver support 212 213# syscons is the default console driver, resembling an SCO console 214device sc 215options SC_PIXEL_MODE # add support for the raster text mode 216 217# vt is the new video console driver 218device vt 219device vt_vga 220device vt_efifb 221 222device agp # support several AGP chipsets 223 224# PCCARD (PCMCIA) support 225# PCMCIA and cardbus bridge support 226device cbb # cardbus (yenta) bridge 227device pccard # PC Card (16-bit) bus 228device cardbus # CardBus (32-bit) bus 229 230# Serial (COM) ports 231device uart # Generic UART driver 232 233# Parallel port 234device ppc 235device ppbus # Parallel port bus (required) 236device lpt # Printer 237device ppi # Parallel port interface device 238#device vpo # Requires scbus and da 239 240device puc # Multi I/O cards and multi-channel UARTs 241 242# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 243device iflib 244device em # Intel PRO/1000 Gigabit Ethernet Family 245device ix # Intel PRO/10GbE PCIE PF Ethernet 246device ixv # Intel PRO/10GbE PCIE VF Ethernet 247device ixl # Intel 700 Series Physical Function 248device iavf # Intel Adaptive Virtual Function 249device ice # Intel 800 Series Physical Function 250device vmx # VMware VMXNET3 Ethernet 251device axp # AMD EPYC integrated NIC 252 253# PCI Ethernet NICs. 254device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 255device le # AMD Am7900 LANCE and Am79C9xx PCnet 256device ti # Alteon Networks Tigon I/II gigabit Ethernet 257 258# PCI Ethernet NICs that use the common MII bus controller code. 259# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 260device miibus # MII bus support 261device ae # Attansic/Atheros L2 FastEthernet 262device age # Attansic/Atheros L1 Gigabit Ethernet 263device alc # Atheros AR8131/AR8132 Ethernet 264device ale # Atheros AR8121/AR8113/AR8114 Ethernet 265device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 266device bfe # Broadcom BCM440x 10/100 Ethernet 267device bge # Broadcom BCM570xx Gigabit Ethernet 268device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 269device dc # DEC/Intel 21143 and various workalikes 270device et # Agere ET1310 10/100/Gigabit Ethernet 271device fxp # Intel EtherExpress PRO/100B (82557, 82558) 272device gem # Sun GEM/Sun ERI/Apple GMAC 273device hme # Sun HME (Happy Meal Ethernet) 274device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 275device lge # Level 1 LXT1001 gigabit Ethernet 276device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 277device nfe # nVidia nForce MCP on-board Ethernet 278device nge # NatSemi DP83820 gigabit Ethernet 279device re # RealTek 8139C+/8169/8169S/8110S 280device rl # RealTek 8129/8139 281device sge # Silicon Integrated Systems SiS190/191 282device sis # Silicon Integrated Systems SiS 900/SiS 7016 283device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 284device ste # Sundance ST201 (D-Link DFE-550TX) 285device stge # Sundance/Tamarack TC9021 gigabit Ethernet 286device vge # VIA VT612x gigabit Ethernet 287device vr # VIA Rhine, Rhine II 288device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 289 290# Wireless NIC cards 291device wlan # 802.11 support 292options IEEE80211_DEBUG # enable debug msgs 293options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 294device wlan_wep # 802.11 WEP support 295device wlan_ccmp # 802.11 CCMP support 296device wlan_tkip # 802.11 TKIP support 297device wlan_amrr # AMRR transmit rate control algorithm 298device an # Aironet 4500/4800 802.11 wireless NICs. 299device ath # Atheros NICs 300device ath_pci # Atheros pci/cardbus glue 301device ath_hal # pci/cardbus chip support 302options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 303options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 304device ath_rate_sample # SampleRate tx rate control for ath 305#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 306#device bwn # Broadcom BCM43xx wireless NICs. 307device ipw # Intel 2100 wireless NICs. 308device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 309device iwn # Intel 4965/1000/5000/6000 wireless NICs. 310device malo # Marvell Libertas wireless NICs. 311device mwl # Marvell 88W8363 802.11n wireless NICs. 312device ral # Ralink Technology RT2500 wireless NICs. 313device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 314device wpi # Intel 3945ABG wireless NICs. 315 316# Pseudo devices. 317device crypto # core crypto support 318device loop # Network loopback 319device padlock_rng # VIA Padlock RNG 320device rdrand_rng # Intel Bull Mountain RNG 321device ether # Ethernet support 322device vlan # 802.1Q VLAN support 323device tuntap # Packet tunnel. 324device md # Memory "disks" 325device gif # IPv6 and IPv4 tunneling 326device firmware # firmware assist module 327 328# The `bpf' device enables the Berkeley Packet Filter. 329# Be aware of the administrative consequences of enabling this! 330# Note that 'bpf' is required for DHCP. 331device bpf # Berkeley packet filter 332 333# USB support 334options USB_DEBUG # enable debug msgs 335device uhci # UHCI PCI->USB interface 336device ohci # OHCI PCI->USB interface 337device ehci # EHCI PCI->USB interface (USB 2.0) 338device xhci # XHCI PCI->USB interface (USB 3.0) 339device usb # USB Bus (required) 340device ukbd # Keyboard 341device umass # Disks/Mass storage - Requires scbus and da 342 343# Sound support 344device sound # Generic sound driver (required) 345device snd_cmi # CMedia CMI8338/CMI8738 346device snd_csa # Crystal Semiconductor CS461x/428x 347device snd_emu10kx # Creative SoundBlaster Live! and Audigy 348device snd_es137x # Ensoniq AudioPCI ES137x 349device snd_hda # Intel High Definition Audio 350device snd_ich # Intel, NVidia and other ICH AC'97 Audio 351device snd_via8233 # VIA VT8233x Audio 352 353# MMC/SD 354device mmc # MMC/SD bus 355device mmcsd # MMC/SD memory card 356device sdhci # Generic PCI SD Host Controller 357 358# VirtIO support 359device virtio # Generic VirtIO bus (required) 360device virtio_pci # VirtIO PCI device 361device vtnet # VirtIO Ethernet device 362device virtio_blk # VirtIO Block device 363device virtio_scsi # VirtIO SCSI device 364device virtio_balloon # VirtIO Memory Balloon device 365 366# HyperV drivers and enhancement support 367device hyperv # HyperV drivers 368 369# Xen HVM Guest Optimizations 370# NOTE: XENHVM depends on xenpci. They must be added or removed together. 371options XENHVM # Xen HVM kernel infrastructure 372device xenpci # Xen HVM Hypervisor services driver 373 374# Netmap provides direct access to TX/RX rings on supported NICs 375device netmap # netmap(4) support 376 377# evdev interface 378options EVDEV_SUPPORT # evdev support in legacy drivers 379device evdev # input event device support 380device uinput # install /dev/uinput cdev 381