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 ROUTE_MPATH # Multipath routing support 35options TCP_OFFLOAD # TCP offload 36options TCP_BLACKBOX # Enhanced TCP event logging 37options TCP_HHOOK # hhook(9) framework for TCP 38options TCP_RFC7413 # TCP Fast Open 39options SCTP_SUPPORT # Allow kldload of SCTP 40options FFS # Berkeley Fast Filesystem 41options SOFTUPDATES # Enable FFS soft updates support 42options UFS_ACL # Support for access control lists 43options UFS_DIRHASH # Improve performance on big directories 44options UFS_GJOURNAL # Enable gjournal-based UFS journaling 45options QUOTA # Enable disk quotas for UFS 46options MD_ROOT # MD is a potential root device 47options NFSCL # Network Filesystem Client 48options NFSD # Network Filesystem Server 49options NFSLOCKD # Network Lock Manager 50options NFS_ROOT # NFS usable as /, requires NFSCL 51options MSDOSFS # MSDOS Filesystem 52options CD9660 # ISO 9660 Filesystem 53options PROCFS # Process filesystem (requires PSEUDOFS) 54options PSEUDOFS # Pseudo-filesystem framework 55options TMPFS # Efficient memory filesystem 56options GEOM_RAID # Soft RAID functionality. 57options GEOM_LABEL # Provides labelization 58options EFIRT # EFI Runtime Services support 59options COMPAT_FREEBSD32 # Compatible with i386 binaries 60options COMPAT_FREEBSD4 # Compatible with FreeBSD4 61options COMPAT_FREEBSD5 # Compatible with FreeBSD5 62options COMPAT_FREEBSD6 # Compatible with FreeBSD6 63options COMPAT_FREEBSD7 # Compatible with FreeBSD7 64options COMPAT_FREEBSD9 # Compatible with FreeBSD9 65options COMPAT_FREEBSD10 # Compatible with FreeBSD10 66options COMPAT_FREEBSD11 # Compatible with FreeBSD11 67options COMPAT_FREEBSD12 # Compatible with FreeBSD12 68options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 69options KTRACE # ktrace(1) support 70options STACK # stack(9) support 71options SYSVSHM # SYSV-style shared memory 72options SYSVMSG # SYSV-style message queues 73options SYSVSEM # SYSV-style semaphores 74options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 75options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 76options KBD_INSTALL_CDEV # install a CDEV entry in /dev 77options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 78options AUDIT # Security event auditing 79options CAPABILITY_MODE # Capsicum capability mode 80options CAPABILITIES # Capsicum capabilities 81options MAC # TrustedBSD MAC Framework 82options KDTRACE_FRAME # Ensure frames are compiled in 83options KDTRACE_HOOKS # Kernel DTrace hooks 84options DDB_CTF # Kernel ELF linker loads CTF data 85options INCLUDE_CONFIG_FILE # Include this file in kernel 86options RACCT # Resource accounting framework 87options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 88options RCTL # Resource limits 89 90# Debugging support. Always need this: 91options KDB # Enable kernel debugger support. 92options KDB_TRACE # Print a stack trace for a panic. 93# For full debugger support use (turn off in stable branch): 94options BUF_TRACKING # Track buffer history 95options DDB # Support DDB. 96options FULL_BUF_TRACKING # Track more buffer history 97options GDB # Support remote GDB. 98options DEADLKRES # Enable the deadlock resolver 99options INVARIANTS # Enable calls of extra sanity checking 100options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 101options QUEUE_MACRO_DEBUG_TRASH # Trash queue(2) internal pointers on invalidation 102options WITNESS # Enable checks to detect deadlocks and cycles 103options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 104options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 105options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 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 131options IOMMU 132device pci 133options PCI_HP # PCI-Express native HotPlug 134options PCI_IOV # PCI SR-IOV support 135 136# Floppy drives 137device fdc 138 139# ATA controllers 140device ahci # AHCI-compatible SATA controllers 141device ata # Legacy ATA/SATA controllers 142device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 143device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 144 145# SCSI Controllers 146device ahc # AHA2940 and onboard AIC7xxx devices 147device ahd # AHA39320/29320 and onboard AIC79xx devices 148device esp # AMD Am53C974 (Tekram DC-390(T)) 149device hptiop # Highpoint RocketRaid 3xxx series 150device isp # Qlogic family 151#device ispfw # Firmware for QLogic HBAs- normally a module 152device mpt # LSI-Logic MPT-Fusion 153device mps # LSI-Logic MPT-Fusion 2 154device mpr # LSI-Logic MPT-Fusion 3 155device sym # NCR/Symbios Logic 156device isci # Intel C600 SAS controller 157device ocs_fc # Emulex FC adapters 158device pvscsi # VMware PVSCSI 159 160# ATA/SCSI peripherals 161device scbus # SCSI bus (required for ATA/SCSI) 162device ch # SCSI media changers 163device da # Direct Access (disks) 164device sa # Sequential Access (tape etc) 165device cd # CD 166device pass # Passthrough device (direct ATA/SCSI access) 167device ses # Enclosure Services (SES and SAF-TE) 168#device ctl # CAM Target Layer 169 170# RAID controllers interfaced to the SCSI subsystem 171device amr # AMI MegaRAID 172device arcmsr # Areca SATA II RAID 173device ciss # Compaq Smart RAID 5* 174device iir # Intel Integrated RAID 175device ips # IBM (Adaptec) ServeRAID 176device mly # Mylex AcceleRAID/eXtremeRAID 177device twa # 3ware 9000 series PATA/SATA RAID 178device smartpqi # Microsemi smartpqi driver 179device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 180 181# RAID controllers 182device aac # Adaptec FSA RAID 183device aacp # SCSI passthrough for aac (requires CAM) 184device aacraid # Adaptec by PMC RAID 185device ida # Compaq Smart RAID 186device mfi # LSI MegaRAID SAS 187device mlx # Mylex DAC960 family 188device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 189device pmspcv # PMC-Sierra SAS/SATA Controller driver 190#XXX pointer/int warnings 191#device pst # Promise Supertrak SX6000 192device twe # 3ware ATA RAID 193 194# NVM Express (NVMe) support 195device nvme # base NVMe driver 196device nvd # expose NVMe namespaces as disks, depends on nvme 197 198# Intel Volume Management Device (VMD) support 199device vmd # base VMD device 200device vmd_bus # bus for VMD children 201 202# atkbdc0 controls both the keyboard and the PS/2 mouse 203device atkbdc # AT keyboard controller 204device atkbd # AT keyboard 205device psm # PS/2 mouse 206 207device kbdmux # keyboard multiplexer 208 209device vga # VGA video card driver 210options VESA # Add support for VESA BIOS Extensions (VBE) 211 212device splash # Splash screen and screen saver support 213 214# syscons is the default console driver, resembling an SCO console 215device sc 216options SC_PIXEL_MODE # add support for the raster text mode 217 218# vt is the new video console driver 219device vt 220device vt_vga 221device vt_efifb 222device vt_vbefb 223 224device agp # support several AGP chipsets 225 226# PCCARD (PCMCIA) support 227# PCMCIA and cardbus bridge support 228device cbb # cardbus (yenta) bridge 229device pccard # PC Card (16-bit) bus 230device cardbus # CardBus (32-bit) bus 231 232# Serial (COM) ports 233device uart # Generic UART driver 234 235# Parallel port 236device ppc 237device ppbus # Parallel port bus (required) 238device lpt # Printer 239device ppi # Parallel port interface device 240#device vpo # Requires scbus and da 241 242device puc # Multi I/O cards and multi-channel UARTs 243 244# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 245device iflib 246device em # Intel PRO/1000 Gigabit Ethernet Family 247device ix # Intel PRO/10GbE PCIE PF Ethernet 248device ixv # Intel PRO/10GbE PCIE VF Ethernet 249device ixl # Intel 700 Series Physical Function 250device iavf # Intel Adaptive Virtual Function 251device ice # Intel 800 Series Physical Function 252device vmx # VMware VMXNET3 Ethernet 253device axp # AMD EPYC integrated NIC 254 255# PCI Ethernet NICs. 256device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 257device le # AMD Am7900 LANCE and Am79C9xx PCnet 258device ti # Alteon Networks Tigon I/II gigabit Ethernet 259 260# PCI Ethernet NICs that use the common MII bus controller code. 261# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 262device miibus # MII bus support 263device ae # Attansic/Atheros L2 FastEthernet 264device age # Attansic/Atheros L1 Gigabit Ethernet 265device alc # Atheros AR8131/AR8132 Ethernet 266device ale # Atheros AR8121/AR8113/AR8114 Ethernet 267device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 268device bfe # Broadcom BCM440x 10/100 Ethernet 269device bge # Broadcom BCM570xx Gigabit Ethernet 270device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 271device dc # DEC/Intel 21143 and various workalikes 272device et # Agere ET1310 10/100/Gigabit Ethernet 273device fxp # Intel EtherExpress PRO/100B (82557, 82558) 274device gem # Sun GEM/Sun ERI/Apple GMAC 275device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 276device lge # Level 1 LXT1001 gigabit Ethernet 277device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 278device nfe # nVidia nForce MCP on-board Ethernet 279device nge # NatSemi DP83820 gigabit Ethernet 280device re # RealTek 8139C+/8169/8169S/8110S 281device rl # RealTek 8129/8139 282device sge # Silicon Integrated Systems SiS190/191 283device sis # Silicon Integrated Systems SiS 900/SiS 7016 284device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 285device ste # Sundance ST201 (D-Link DFE-550TX) 286device stge # Sundance/Tamarack TC9021 gigabit Ethernet 287device vge # VIA VT612x gigabit Ethernet 288device vr # VIA Rhine, Rhine II 289device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 290 291# Wireless NIC cards 292device wlan # 802.11 support 293options IEEE80211_DEBUG # enable debug msgs 294options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 295device wlan_wep # 802.11 WEP support 296device wlan_ccmp # 802.11 CCMP support 297device wlan_tkip # 802.11 TKIP support 298device wlan_amrr # AMRR transmit rate control algorithm 299device an # Aironet 4500/4800 802.11 wireless NICs. 300device ath # Atheros NICs 301device ath_pci # Atheros pci/cardbus glue 302device ath_hal # pci/cardbus chip support 303options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 304options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 305device ath_rate_sample # SampleRate tx rate control for ath 306#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 307#device bwn # Broadcom BCM43xx wireless NICs. 308device ipw # Intel 2100 wireless NICs. 309device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 310device iwn # Intel 4965/1000/5000/6000 wireless NICs. 311device malo # Marvell Libertas wireless NICs. 312device mwl # Marvell 88W8363 802.11n wireless NICs. 313device ral # Ralink Technology RT2500 wireless NICs. 314device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 315device wpi # Intel 3945ABG wireless NICs. 316 317# Pseudo devices. 318device crypto # core crypto support 319device loop # Network loopback 320device padlock_rng # VIA Padlock RNG 321device rdrand_rng # Intel Bull Mountain RNG 322device ether # Ethernet support 323device vlan # 802.1Q VLAN support 324device tuntap # Packet tunnel. 325device md # Memory "disks" 326device gif # IPv6 and IPv4 tunneling 327device firmware # firmware assist module 328 329# The `bpf' device enables the Berkeley Packet Filter. 330# Be aware of the administrative consequences of enabling this! 331# Note that 'bpf' is required for DHCP. 332device bpf # Berkeley packet filter 333 334# USB support 335options USB_DEBUG # enable debug msgs 336device uhci # UHCI PCI->USB interface 337device ohci # OHCI PCI->USB interface 338device ehci # EHCI PCI->USB interface (USB 2.0) 339device xhci # XHCI PCI->USB interface (USB 3.0) 340device usb # USB Bus (required) 341device ukbd # Keyboard 342device umass # Disks/Mass storage - Requires scbus and da 343 344# Sound support 345device sound # Generic sound driver (required) 346device snd_cmi # CMedia CMI8338/CMI8738 347device snd_csa # Crystal Semiconductor CS461x/428x 348device snd_emu10kx # Creative SoundBlaster Live! and Audigy 349device snd_es137x # Ensoniq AudioPCI ES137x 350device snd_hda # Intel High Definition Audio 351device snd_ich # Intel, NVidia and other ICH AC'97 Audio 352device snd_via8233 # VIA VT8233x Audio 353 354# MMC/SD 355device mmc # MMC/SD bus 356device mmcsd # MMC/SD memory card 357device sdhci # Generic PCI SD Host Controller 358device rtsx # Realtek SD card reader 359 360# VirtIO support 361device virtio # Generic VirtIO bus (required) 362device virtio_pci # VirtIO PCI device 363device vtnet # VirtIO Ethernet device 364device virtio_blk # VirtIO Block device 365device virtio_scsi # VirtIO SCSI device 366device virtio_balloon # VirtIO Memory Balloon device 367 368# HyperV drivers and enhancement support 369device hyperv # HyperV drivers 370 371# Xen HVM Guest Optimizations 372# NOTE: XENHVM depends on xenpci. They must be added or removed together. 373options XENHVM # Xen HVM kernel infrastructure 374device xenpci # Xen HVM Hypervisor services driver 375 376# Netmap provides direct access to TX/RX rings on supported NICs 377device netmap # netmap(4) support 378 379# evdev interface 380options EVDEV_SUPPORT # evdev support in legacy drivers 381device evdev # input event device support 382device uinput # install /dev/uinput cdev 383