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 KERN_TLS # TLS transmit & receive offload 41options FFS # Berkeley Fast Filesystem 42options SOFTUPDATES # Enable FFS soft updates support 43options UFS_ACL # Support for access control lists 44options UFS_DIRHASH # Improve performance on big directories 45options UFS_GJOURNAL # Enable gjournal-based UFS journaling 46options QUOTA # Enable disk quotas for UFS 47options MD_ROOT # MD is a potential root device 48options NFSCL # Network Filesystem Client 49options NFSD # Network Filesystem Server 50options NFSLOCKD # Network Lock Manager 51options NFS_ROOT # NFS usable as /, requires NFSCL 52options MSDOSFS # MSDOS Filesystem 53options CD9660 # ISO 9660 Filesystem 54options PROCFS # Process filesystem (requires PSEUDOFS) 55options PSEUDOFS # Pseudo-filesystem framework 56options TMPFS # Efficient memory filesystem 57options GEOM_RAID # Soft RAID functionality. 58options GEOM_LABEL # Provides labelization 59options EFIRT # EFI Runtime Services support 60options COMPAT_FREEBSD32 # Compatible with i386 binaries 61options COMPAT_FREEBSD4 # Compatible with FreeBSD4 62options COMPAT_FREEBSD5 # Compatible with FreeBSD5 63options COMPAT_FREEBSD6 # Compatible with FreeBSD6 64options COMPAT_FREEBSD7 # Compatible with FreeBSD7 65options COMPAT_FREEBSD9 # Compatible with FreeBSD9 66options COMPAT_FREEBSD10 # Compatible with FreeBSD10 67options COMPAT_FREEBSD11 # Compatible with FreeBSD11 68options COMPAT_FREEBSD12 # Compatible with FreeBSD12 69options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 70options KTRACE # ktrace(1) support 71options STACK # stack(9) support 72options SYSVSHM # SYSV-style shared memory 73options SYSVMSG # SYSV-style message queues 74options SYSVSEM # SYSV-style semaphores 75options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 76options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 77options KBD_INSTALL_CDEV # install a CDEV entry in /dev 78options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 79options AUDIT # Security event auditing 80options CAPABILITY_MODE # Capsicum capability mode 81options CAPABILITIES # Capsicum capabilities 82options MAC # TrustedBSD MAC Framework 83options KDTRACE_FRAME # Ensure frames are compiled in 84options KDTRACE_HOOKS # Kernel DTrace hooks 85options DDB_CTF # Kernel ELF linker loads CTF data 86options INCLUDE_CONFIG_FILE # Include this file in kernel 87options RACCT # Resource accounting framework 88options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 89options RCTL # Resource limits 90 91# Debugging support. Always need this: 92options KDB # Enable kernel debugger support. 93options KDB_TRACE # Print a stack trace for a panic. 94 95# Kernel Sanitizers 96#options COVERAGE # Generic kernel coverage. Used by KCOV 97#options KCOV # Kernel Coverage Sanitizer 98# Warning: KUBSAN can result in a kernel too large for loader to load 99#options KUBSAN # Kernel Undefined Behavior Sanitizer 100#options KCSAN # Kernel Concurrency Sanitizer 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 DEBUGNET # debugnet networking 107options NETDUMP # netdump(4) client support 108options NETGDB # netgdb(4) client support 109 110# Make an SMP-capable kernel by default 111options SMP # Symmetric MultiProcessor Kernel 112options EARLY_AP_STARTUP 113 114# CPU frequency control 115device cpufreq 116 117# Bus support. 118device acpi 119device smbios 120options IOMMU 121device pci 122options PCI_HP # PCI-Express native HotPlug 123options PCI_IOV # PCI SR-IOV support 124 125options COMPAT_LINUXKPI 126 127# Enable support for the kernel PLL to use an external PPS signal, 128# under supervision of [x]ntpd(8) 129# More info in ntpd documentation: http://www.eecis.udel.edu/~ntp 130 131options PPS_SYNC 132 133# Floppy drives 134device fdc 135 136# ATA controllers 137device ahci # AHCI-compatible SATA controllers 138device ata # Legacy ATA/SATA controllers 139device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 140device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 141 142# SCSI Controllers 143device ahc # AHA2940 and onboard AIC7xxx devices 144device ahd # AHA39320/29320 and onboard AIC79xx devices 145device esp # AMD Am53C974 (Tekram DC-390(T)) 146device hptiop # Highpoint RocketRaid 3xxx series 147device isp # Qlogic family 148#device ispfw # Firmware for QLogic HBAs- normally a module 149device mpt # LSI-Logic MPT-Fusion 150device mps # LSI-Logic MPT-Fusion 2 151device mpr # LSI-Logic MPT-Fusion 3 152device sym # NCR/Symbios Logic 153device isci # Intel C600 SAS controller 154device ocs_fc # Emulex FC adapters 155device pvscsi # VMware PVSCSI 156 157# ATA/SCSI peripherals 158device scbus # SCSI bus (required for ATA/SCSI) 159device ch # SCSI media changers 160device da # Direct Access (disks) 161device sa # Sequential Access (tape etc) 162device cd # CD 163device pass # Passthrough device (direct ATA/SCSI access) 164device ses # Enclosure Services (SES and SAF-TE) 165#device ctl # CAM Target Layer 166 167# RAID controllers interfaced to the SCSI subsystem 168device amr # AMI MegaRAID 169device arcmsr # Areca SATA II RAID 170device ciss # Compaq Smart RAID 5* 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# Intel Volume Management Device (VMD) support 196device vmd 197 198# atkbdc0 controls both the keyboard and the PS/2 mouse 199device atkbdc # AT keyboard controller 200device atkbd # AT keyboard 201device psm # PS/2 mouse 202 203device kbdmux # keyboard multiplexer 204 205device vga # VGA video card driver 206options VESA # Add support for VESA BIOS Extensions (VBE) 207 208device splash # Splash screen and screen saver support 209 210# syscons is the legacy console driver, resembling an SCO console 211device sc 212options SC_PIXEL_MODE # add support for the raster text mode 213 214# vt is the default video console driver 215device vt 216device vt_vga 217device vt_efifb 218device vt_vbefb 219 220device agp # support several AGP chipsets 221 222# PCCARD (PCMCIA) support 223# PCMCIA and cardbus bridge support 224device cbb # cardbus (yenta) bridge 225device pccard # PC Card (16-bit) bus 226device cardbus # CardBus (32-bit) bus 227 228# Serial (COM) ports 229device uart # Generic UART driver 230 231# Parallel port 232device ppc 233device ppbus # Parallel port bus (required) 234device lpt # Printer 235device ppi # Parallel port interface device 236#device vpo # Requires scbus and da 237 238device puc # Multi I/O cards and multi-channel UARTs 239 240# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 241device iflib 242device em # Intel PRO/1000 Gigabit Ethernet Family 243device igc # Intel I225 2.5G Ethernet 244device ix # Intel PRO/10GbE PCIE PF Ethernet 245device ixv # Intel PRO/10GbE PCIE VF Ethernet 246device ixl # Intel 700 Series Physical Function 247device iavf # Intel Adaptive Virtual Function 248device ice # Intel 800 Series Physical Function 249device vmx # VMware VMXNET3 Ethernet 250device axp # AMD EPYC integrated NIC 251 252# PCI Ethernet NICs. 253device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 254device le # AMD Am7900 LANCE and Am79C9xx PCnet 255device ti # Alteon Networks Tigon I/II gigabit Ethernet 256 257# Nvidia/Mellanox Connect-X 4 and later, Ethernet only 258# mlx5ib requires ibcore infra and is not included by default 259device mlx5 # Base driver 260device mlxfw # Firmware update 261device mlx5en # Ethernet driver 262 263# PCI Ethernet NICs that use the common MII bus controller code. 264# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 265device miibus # MII bus support 266device ae # Attansic/Atheros L2 FastEthernet 267device age # Attansic/Atheros L1 Gigabit Ethernet 268device alc # Atheros AR8131/AR8132 Ethernet 269device ale # Atheros AR8121/AR8113/AR8114 Ethernet 270device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 271device bfe # Broadcom BCM440x 10/100 Ethernet 272device bge # Broadcom BCM570xx Gigabit Ethernet 273device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 274device dc # DEC/Intel 21143 and various workalikes 275device et # Agere ET1310 10/100/Gigabit Ethernet 276device fxp # Intel EtherExpress PRO/100B (82557, 82558) 277device gem # Sun GEM/Sun ERI/Apple GMAC 278device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 279device lge # Level 1 LXT1001 gigabit Ethernet 280device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 281device nfe # nVidia nForce MCP on-board Ethernet 282device nge # NatSemi DP83820 gigabit Ethernet 283device re # RealTek 8139C+/8169/8169S/8110S 284device rl # RealTek 8129/8139 285device sge # Silicon Integrated Systems SiS190/191 286device sis # Silicon Integrated Systems SiS 900/SiS 7016 287device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 288device ste # Sundance ST201 (D-Link DFE-550TX) 289device stge # Sundance/Tamarack TC9021 gigabit Ethernet 290device vge # VIA VT612x gigabit Ethernet 291device vr # VIA Rhine, Rhine II 292device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 293 294# Wireless NIC cards 295device wlan # 802.11 support 296options IEEE80211_DEBUG # enable debug msgs 297options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 298device wlan_wep # 802.11 WEP support 299device wlan_ccmp # 802.11 CCMP support 300device wlan_tkip # 802.11 TKIP support 301device wlan_amrr # AMRR transmit rate control algorithm 302device an # Aironet 4500/4800 802.11 wireless NICs. 303device ath # Atheros NICs 304device ath_pci # Atheros pci/cardbus glue 305device ath_hal # pci/cardbus chip support 306options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 307options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 308device ath_rate_sample # SampleRate tx rate control for ath 309#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 310#device bwn # Broadcom BCM43xx wireless NICs. 311device ipw # Intel 2100 wireless NICs. 312device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 313device iwn # Intel 4965/1000/5000/6000 wireless NICs. 314device malo # Marvell Libertas wireless NICs. 315device mwl # Marvell 88W8363 802.11n wireless NICs. 316device ral # Ralink Technology RT2500 wireless NICs. 317device wpi # Intel 3945ABG wireless NICs. 318 319# Pseudo devices. 320device crypto # core crypto support 321device aesni # AES-NI OpenCrypto module 322device loop # Network loopback 323device padlock_rng # VIA Padlock RNG 324device rdrand_rng # Intel Bull Mountain RNG 325device ether # Ethernet support 326device vlan # 802.1Q VLAN support 327device tuntap # Packet tunnel. 328device md # Memory "disks" 329device gif # IPv6 and IPv4 tunneling 330device firmware # firmware assist module 331device xz # lzma decompression 332 333# The `bpf' device enables the Berkeley Packet Filter. 334# Be aware of the administrative consequences of enabling this! 335# Note that 'bpf' is required for DHCP. 336device bpf # Berkeley packet filter 337 338# USB support 339options USB_DEBUG # enable debug msgs 340device uhci # UHCI PCI->USB interface 341device ohci # OHCI PCI->USB interface 342device ehci # EHCI PCI->USB interface (USB 2.0) 343device xhci # XHCI PCI->USB interface (USB 3.0) 344device usb # USB Bus (required) 345device ukbd # Keyboard 346device umass # Disks/Mass storage - Requires scbus and da 347 348# Sound support 349device sound # Generic sound driver (required) 350device snd_cmi # CMedia CMI8338/CMI8738 351device snd_csa # Crystal Semiconductor CS461x/428x 352device snd_emu10kx # Creative SoundBlaster Live! and Audigy 353device snd_es137x # Ensoniq AudioPCI ES137x 354device snd_hda # Intel High Definition Audio 355device snd_ich # Intel, NVidia and other ICH AC'97 Audio 356device snd_via8233 # VIA VT8233x Audio 357 358# MMC/SD 359device mmc # MMC/SD bus 360device mmcsd # MMC/SD memory card 361device sdhci # Generic PCI SD Host Controller 362device rtsx # Realtek SD card reader 363 364# VirtIO support 365device virtio # Generic VirtIO bus (required) 366device virtio_pci # VirtIO PCI device 367device vtnet # VirtIO Ethernet device 368device virtio_blk # VirtIO Block device 369device virtio_scsi # VirtIO SCSI device 370device virtio_balloon # VirtIO Memory Balloon device 371 372# Linux KVM paravirtualization support 373device kvm_clock # KVM paravirtual clock driver 374 375# HyperV drivers and enhancement support 376device hyperv # HyperV drivers 377 378# Xen HVM Guest Optimizations 379# NOTE: XENHVM depends on xenpci. They must be added or removed together. 380options XENHVM # Xen HVM kernel infrastructure 381device xenpci # Xen HVM Hypervisor services driver 382 383# Netmap provides direct access to TX/RX rings on supported NICs 384device netmap # netmap(4) support 385 386# evdev interface 387options EVDEV_SUPPORT # evdev support in legacy drivers 388device evdev # input event device support 389device uinput # install /dev/uinput cdev 390 391# HID support 392options HID_DEBUG # enable debug msgs 393device hid # Generic HID support 394options IICHID_SAMPLING # Workaround missing GPIO INTR support 395