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 PREEMPTION # Enable kernel thread preemption 29options VIMAGE # Subsystem virtualization, e.g. VNET 30options INET # InterNETworking 31options INET6 # IPv6 communications protocols 32options IPSEC # IP (v4/v6) security 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 # 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_PART_GPT # GUID Partition Tables. 55options GEOM_RAID # Soft RAID functionality. 56options GEOM_LABEL # Provides labelization 57options COMPAT_FREEBSD32 # Compatible with i386 binaries 58options COMPAT_FREEBSD4 # Compatible with FreeBSD4 59options COMPAT_FREEBSD5 # Compatible with FreeBSD5 60options COMPAT_FREEBSD6 # Compatible with FreeBSD6 61options COMPAT_FREEBSD7 # Compatible with FreeBSD7 62options COMPAT_FREEBSD9 # Compatible with FreeBSD9 63options COMPAT_FREEBSD10 # Compatible with FreeBSD10 64options COMPAT_FREEBSD11 # Compatible with FreeBSD11 65options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 66options KTRACE # ktrace(1) support 67options STACK # stack(9) support 68options SYSVSHM # SYSV-style shared memory 69options SYSVMSG # SYSV-style message queues 70options SYSVSEM # SYSV-style semaphores 71options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 72options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 73options KBD_INSTALL_CDEV # install a CDEV entry in /dev 74options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 75options AUDIT # Security event auditing 76options CAPABILITY_MODE # Capsicum capability mode 77options CAPABILITIES # Capsicum capabilities 78options MAC # TrustedBSD MAC Framework 79options KDTRACE_FRAME # Ensure frames are compiled in 80options KDTRACE_HOOKS # Kernel DTrace hooks 81options DDB_CTF # Kernel ELF linker loads CTF data 82options INCLUDE_CONFIG_FILE # Include this file in kernel 83options RACCT # Resource accounting framework 84options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 85options RCTL # Resource limits 86 87# Debugging support. Always need this: 88options KDB # Enable kernel debugger support. 89options KDB_TRACE # Print a stack trace for a panic. 90# For full debugger support use (turn off in stable branch): 91options BUF_TRACKING # Track buffer history 92options DDB # Support DDB. 93options FULL_BUF_TRACKING # Track more buffer history 94options GDB # Support remote GDB. 95options DEADLKRES # Enable the deadlock resolver 96options INVARIANTS # Enable calls of extra sanity checking 97options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 98options WITNESS # Enable checks to detect deadlocks and cycles 99options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 100options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 101 102# Kernel dump features. 103options EKCD # Support for encrypted kernel dumps 104options GZIO # gzip-compressed kernel and user dumps 105options ZSTDIO # zstd-compressed kernel and user dumps 106options NETDUMP # netdump(4) client support 107 108# Make an SMP-capable kernel by default 109options SMP # Symmetric MultiProcessor Kernel 110options EARLY_AP_STARTUP 111 112# CPU frequency control 113device cpufreq 114 115# Bus support. 116device acpi 117options ACPI_DMAR 118device pci 119options PCI_HP # PCI-Express native HotPlug 120options PCI_IOV # PCI SR-IOV support 121 122# Floppy drives 123device fdc 124 125# ATA controllers 126device ahci # AHCI-compatible SATA controllers 127device ata # Legacy ATA/SATA controllers 128device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 129device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 130 131# SCSI Controllers 132device ahc # AHA2940 and onboard AIC7xxx devices 133device ahd # AHA39320/29320 and onboard AIC79xx devices 134device esp # AMD Am53C974 (Tekram DC-390(T)) 135device hptiop # Highpoint RocketRaid 3xxx series 136device isp # Qlogic family 137#device ispfw # Firmware for QLogic HBAs- normally a module 138device mpt # LSI-Logic MPT-Fusion 139device mps # LSI-Logic MPT-Fusion 2 140device mpr # LSI-Logic MPT-Fusion 3 141#device ncr # NCR/Symbios Logic 142device sym # NCR/Symbios Logic (newer chipsets + those of `ncr') 143device trm # Tekram DC395U/UW/F DC315U adapters 144 145device adv # Advansys SCSI adapters 146device adw # Advansys wide SCSI adapters 147device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60. 148device bt # Buslogic/Mylex MultiMaster SCSI adapters 149device isci # Intel C600 SAS controller 150device ocs_fc # Emulex FC adapters 151 152# ATA/SCSI peripherals 153device scbus # SCSI bus (required for ATA/SCSI) 154device ch # SCSI media changers 155device da # Direct Access (disks) 156device sa # Sequential Access (tape etc) 157device cd # CD 158device pass # Passthrough device (direct ATA/SCSI access) 159device ses # Enclosure Services (SES and SAF-TE) 160#device ctl # CAM Target Layer 161 162# RAID controllers interfaced to the SCSI subsystem 163device amr # AMI MegaRAID 164device arcmsr # Areca SATA II RAID 165device ciss # Compaq Smart RAID 5* 166device dpt # DPT Smartcache III, IV - See NOTES for options 167device hptmv # Highpoint RocketRAID 182x 168device hptnr # Highpoint DC7280, R750 169device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx 170device hpt27xx # Highpoint RocketRAID 27xx 171device iir # Intel Integrated RAID 172device ips # IBM (Adaptec) ServeRAID 173device mly # Mylex AcceleRAID/eXtremeRAID 174device twa # 3ware 9000 series PATA/SATA RAID 175device smartpqi # Microsemi smartpqi driver 176device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 177 178# RAID controllers 179device aac # Adaptec FSA RAID 180device aacp # SCSI passthrough for aac (requires CAM) 181device aacraid # Adaptec by PMC RAID 182device ida # Compaq Smart RAID 183device mfi # LSI MegaRAID SAS 184device mlx # Mylex DAC960 family 185device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 186device pmspcv # PMC-Sierra SAS/SATA Controller driver 187#XXX pointer/int warnings 188#device pst # Promise Supertrak SX6000 189device twe # 3ware ATA RAID 190 191# NVM Express (NVMe) support 192device nvme # base NVMe driver 193device nvd # expose NVMe namespaces as disks, depends on nvme 194 195# atkbdc0 controls both the keyboard and the PS/2 mouse 196device atkbdc # AT keyboard controller 197device atkbd # AT keyboard 198device psm # PS/2 mouse 199 200device kbdmux # keyboard multiplexer 201 202device vga # VGA video card driver 203options VESA # Add support for VESA BIOS Extensions (VBE) 204 205device splash # Splash screen and screen saver support 206 207# syscons is the default console driver, resembling an SCO console 208device sc 209options SC_PIXEL_MODE # add support for the raster text mode 210 211# vt is the new video console driver 212device vt 213device vt_vga 214device vt_efifb 215 216device agp # support several AGP chipsets 217 218# PCCARD (PCMCIA) support 219# PCMCIA and cardbus bridge support 220device cbb # cardbus (yenta) bridge 221device pccard # PC Card (16-bit) bus 222device cardbus # CardBus (32-bit) bus 223 224# Serial (COM) ports 225device uart # Generic UART driver 226 227# Parallel port 228device ppc 229device ppbus # Parallel port bus (required) 230device lpt # Printer 231device ppi # Parallel port interface device 232#device vpo # Requires scbus and da 233 234device puc # Multi I/O cards and multi-channel UARTs 235 236# PCI Ethernet NICs. 237device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 238device de # DEC/Intel DC21x4x (``Tulip'') 239device em # Intel PRO/1000 Gigabit Ethernet Family 240device ix # Intel PRO/10GbE PCIE PF Ethernet 241device ixv # Intel PRO/10GbE PCIE VF Ethernet 242device ixl # Intel XL710 40Gbe PCIE Ethernet 243#options IXL_IW # Enable iWARP Client Interface in ixl(4) 244#device ixlv # Intel XL710 40Gbe VF PCIE Ethernet 245device le # AMD Am7900 LANCE and Am79C9xx PCnet 246device ti # Alteon Networks Tigon I/II gigabit Ethernet 247device txp # 3Com 3cR990 (``Typhoon'') 248device vx # 3Com 3c590, 3c595 (``Vortex'') 249 250# PCI Ethernet NICs that use the common MII bus controller code. 251# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 252device miibus # MII bus support 253device ae # Attansic/Atheros L2 FastEthernet 254device age # Attansic/Atheros L1 Gigabit Ethernet 255device alc # Atheros AR8131/AR8132 Ethernet 256device ale # Atheros AR8121/AR8113/AR8114 Ethernet 257device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 258device bfe # Broadcom BCM440x 10/100 Ethernet 259device bge # Broadcom BCM570xx Gigabit Ethernet 260device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 261device dc # DEC/Intel 21143 and various workalikes 262device et # Agere ET1310 10/100/Gigabit Ethernet 263device fxp # Intel EtherExpress PRO/100B (82557, 82558) 264device gem # Sun GEM/Sun ERI/Apple GMAC 265device hme # Sun HME (Happy Meal Ethernet) 266device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 267device lge # Level 1 LXT1001 gigabit Ethernet 268device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 269device nfe # nVidia nForce MCP on-board Ethernet 270device nge # NatSemi DP83820 gigabit Ethernet 271device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 272device re # RealTek 8139C+/8169/8169S/8110S 273device rl # RealTek 8129/8139 274device sf # Adaptec AIC-6915 (``Starfire'') 275device sge # Silicon Integrated Systems SiS190/191 276device sis # Silicon Integrated Systems SiS 900/SiS 7016 277device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 278device ste # Sundance ST201 (D-Link DFE-550TX) 279device stge # Sundance/Tamarack TC9021 gigabit Ethernet 280device tl # Texas Instruments ThunderLAN 281device tx # SMC EtherPower II (83c170 ``EPIC'') 282device vge # VIA VT612x gigabit Ethernet 283device vr # VIA Rhine, Rhine II 284device wb # Winbond W89C840F 285device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 286 287# Wireless NIC cards 288device wlan # 802.11 support 289options IEEE80211_DEBUG # enable debug msgs 290options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's 291options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 292device wlan_wep # 802.11 WEP support 293device wlan_ccmp # 802.11 CCMP support 294device wlan_tkip # 802.11 TKIP support 295device wlan_amrr # AMRR transmit rate control algorithm 296device an # Aironet 4500/4800 802.11 wireless NICs. 297device ath # Atheros NICs 298device ath_pci # Atheros pci/cardbus glue 299device ath_hal # pci/cardbus chip support 300options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors 301options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 302options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 303device ath_rate_sample # SampleRate tx rate control for ath 304#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 305#device bwn # Broadcom BCM43xx wireless NICs. 306device ipw # Intel 2100 wireless NICs. 307device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 308device iwn # Intel 4965/1000/5000/6000 wireless NICs. 309device malo # Marvell Libertas wireless NICs. 310device mwl # Marvell 88W8363 802.11n wireless NICs. 311device ral # Ralink Technology RT2500 wireless NICs. 312device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 313device wpi # Intel 3945ABG wireless NICs. 314 315# Pseudo devices. 316device loop # Network loopback 317device random # Entropy device 318device padlock_rng # VIA Padlock RNG 319device rdrand_rng # Intel Bull Mountain RNG 320device ether # Ethernet support 321device vlan # 802.1Q VLAN support 322device tun # Packet tunnel. 323device md # Memory "disks" 324device gif # IPv6 and IPv4 tunneling 325device firmware # firmware assist module 326 327# The `bpf' device enables the Berkeley Packet Filter. 328# Be aware of the administrative consequences of enabling this! 329# Note that 'bpf' is required for DHCP. 330device bpf # Berkeley packet filter 331 332# USB support 333options USB_DEBUG # enable debug msgs 334device uhci # UHCI PCI->USB interface 335device ohci # OHCI PCI->USB interface 336device ehci # EHCI PCI->USB interface (USB 2.0) 337device xhci # XHCI PCI->USB interface (USB 3.0) 338device usb # USB Bus (required) 339device ukbd # Keyboard 340device umass # Disks/Mass storage - Requires scbus and da 341 342# Sound support 343device sound # Generic sound driver (required) 344device snd_cmi # CMedia CMI8338/CMI8738 345device snd_csa # Crystal Semiconductor CS461x/428x 346device snd_emu10kx # Creative SoundBlaster Live! and Audigy 347device snd_es137x # Ensoniq AudioPCI ES137x 348device snd_hda # Intel High Definition Audio 349device snd_ich # Intel, NVidia and other ICH AC'97 Audio 350device snd_via8233 # VIA VT8233x Audio 351 352# MMC/SD 353device mmc # MMC/SD bus 354device mmcsd # MMC/SD memory card 355device sdhci # Generic PCI SD Host Controller 356 357# VirtIO support 358device virtio # Generic VirtIO bus (required) 359device virtio_pci # VirtIO PCI device 360device vtnet # VirtIO Ethernet device 361device virtio_blk # VirtIO Block device 362device virtio_scsi # VirtIO SCSI device 363device virtio_balloon # VirtIO Memory Balloon device 364 365# HyperV drivers and enhancement support 366device hyperv # HyperV drivers 367 368# Xen HVM Guest Optimizations 369# NOTE: XENHVM depends on xenpci. They must be added or removed together. 370options XENHVM # Xen HVM kernel infrastructure 371device xenpci # Xen HVM Hypervisor services driver 372 373# VMware support 374device vmx # VMware VMXNET3 Ethernet 375 376# Netmap provides direct access to TX/RX rings on supported NICs 377device netmap # netmap(4) support 378 379# The crypto framework is required by IPSEC 380device crypto # Required by IPSEC 381