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://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config 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 20cpu HAMMER 21ident GENERIC 22 23makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 24makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 25 26options SCHED_ULE # ULE scheduler 27options NUMA # Non-Uniform Memory Architecture support 28options PREEMPTION # Enable kernel thread preemption 29options VIMAGE # Subsystem virtualization, e.g. VNET 30options INET # InterNETworking 31options INET6 # IPv6 communications protocols 32options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 33options ROUTE_MPATH # Multipath routing support 34options FIB_ALGO # Modular fib lookups 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 COMPAT_FREEBSD13 # Compatible with FreeBSD13 70options COMPAT_FREEBSD14 # Compatible with FreeBSD14 71options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 72options KTRACE # ktrace(1) support 73options STACK # stack(9) support 74options SYSVSHM # SYSV-style shared memory 75options SYSVMSG # SYSV-style message queues 76options SYSVSEM # SYSV-style semaphores 77options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 78options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 79options KBD_INSTALL_CDEV # install a CDEV entry in /dev 80options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 81options AUDIT # Security event auditing 82options CAPABILITY_MODE # Capsicum capability mode 83options CAPABILITIES # Capsicum capabilities 84options MAC # TrustedBSD MAC Framework 85options KDTRACE_FRAME # Ensure frames are compiled in 86options KDTRACE_HOOKS # Kernel DTrace hooks 87options DDB_CTF # Kernel ELF linker loads CTF data 88options INCLUDE_CONFIG_FILE # Include this file in kernel 89options RACCT # Resource accounting framework 90options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 91options RCTL # Resource limits 92 93# Debugging support. Always need this: 94options KDB # Enable kernel debugger support. 95options KDB_TRACE # Print a stack trace for a panic. 96# For full debugger support use (turn off in stable branch): 97include "std.debug" 98 99# Kernel dump features. 100options EKCD # Support for encrypted kernel dumps 101options GZIO # gzip-compressed kernel and user dumps 102options ZSTDIO # zstd-compressed kernel and user dumps 103options DEBUGNET # debugnet networking 104options NETDUMP # netdump(4) client support 105options NETGDB # netgdb(4) client support 106 107# Make an SMP-capable kernel by default 108options SMP # Symmetric MultiProcessor Kernel 109 110# CPU frequency control 111device cpufreq 112 113# Bus support. 114device acpi 115device smbios 116options IOMMU 117device pci 118options PCI_HP # PCI-Express native HotPlug 119options PCI_IOV # PCI SR-IOV support 120 121options COMPAT_LINUXKPI 122 123# Enable support for the kernel PLL to use an external PPS signal, 124# under supervision of [x]ntpd(8) 125# More info in ntpd documentation: http://www.eecis.udel.edu/~ntp 126 127options PPS_SYNC 128 129# Floppy drives 130device fdc 131 132# ATA controllers 133device ahci # AHCI-compatible SATA controllers 134device ata # Legacy ATA/SATA controllers 135device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 136device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 137 138# SCSI Controllers 139device ahc # AHA2940 and onboard AIC7xxx devices 140device ahd # AHA39320/29320 and onboard AIC79xx devices 141device hptiop # Highpoint RocketRaid 3xxx series 142device isp # Qlogic family 143#device ispfw # Firmware for QLogic HBAs- normally a module 144device mpt # LSI-Logic MPT-Fusion 145device mps # LSI-Logic MPT-Fusion 2 146device mpr # LSI-Logic MPT-Fusion 3 147device sym # NCR/Symbios Logic 148device isci # Intel C600 SAS controller 149device ocs_fc # Emulex FC adapters 150device pvscsi # VMware PVSCSI 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 arcmsr # Areca SATA II RAID 164device ciss # Compaq Smart RAID 5* 165device ips # IBM (Adaptec) ServeRAID 166device smartpqi # Microsemi smartpqi driver 167device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 168 169# RAID controllers 170device aac # Adaptec FSA RAID 171device aacp # SCSI passthrough for aac (requires CAM) 172device aacraid # Adaptec by PMC RAID 173device ida # Compaq Smart RAID 174device mfi # LSI MegaRAID SAS 175device mlx # Mylex DAC960 family 176device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 177#XXX pointer/int warnings 178#device pst # Promise Supertrak SX6000 179 180# NVM Express (NVMe) support 181device nvme # base NVMe driver 182device nvd # expose NVMe namespaces as disks, depends on nvme 183 184# Intel Volume Management Device (VMD) support 185device vmd 186 187# atkbdc0 controls both the keyboard and the PS/2 mouse 188device atkbdc # AT keyboard controller 189device atkbd # AT keyboard 190device psm # PS/2 mouse 191 192device kbdmux # keyboard multiplexer 193 194# syscons is the legacy console driver, resembling an SCO console 195device vga # VGA video card driver 196device splash # Splash screen and screen saver support 197device sc 198options SC_PIXEL_MODE # add support for the raster text mode 199 200# vt is the default video console driver 201device vt 202device vt_vga 203device vt_efifb 204device vt_vbefb 205 206device agp # support several AGP chipsets 207 208# CardBus bridge support 209device cbb # CardBus (yenta) bridge 210device cardbus # CardBus (32-bit) bus 211 212# Serial (COM) ports 213device uart # Generic UART driver 214 215# Parallel port 216device ppc 217device ppbus # Parallel port bus (required) 218device lpt # Printer 219device ppi # Parallel port interface device 220#device vpo # Requires scbus and da 221 222device puc # Multi I/O cards and multi-channel UARTs 223 224# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 225device iflib 226device em # Intel PRO/1000 Gigabit Ethernet Family 227device igc # Intel I225 2.5G Ethernet 228device ix # Intel PRO/10GbE PCIE PF Ethernet 229device ixv # Intel PRO/10GbE PCIE VF Ethernet 230device ixl # Intel 700 Series Physical Function 231device iavf # Intel Adaptive Virtual Function 232device ice # Intel 800 Series Physical Function 233device vmx # VMware VMXNET3 Ethernet 234device axp # AMD EPYC integrated NIC (requires miibus) 235 236# PCI Ethernet NICs. 237device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 238device le # AMD Am7900 LANCE and Am79C9xx PCnet 239device ti # Alteon Networks Tigon I/II gigabit Ethernet 240 241# Nvidia/Mellanox Connect-X 4 and later, Ethernet only 242# o requires COMPAT_LINUXKPI and xz(4) 243# o mlx5ib requires ibcore infra and is not included by default 244device mlx5 # Base driver 245device mlxfw # Firmware update 246device mlx5en # Ethernet driver 247 248# PCI Ethernet NICs that use the common MII bus controller code. 249# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 250device miibus # MII bus support 251device ae # Attansic/Atheros L2 FastEthernet 252device age # Attansic/Atheros L1 Gigabit Ethernet 253device alc # Atheros AR8131/AR8132 Ethernet 254device ale # Atheros AR8121/AR8113/AR8114 Ethernet 255device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 256device bfe # Broadcom BCM440x 10/100 Ethernet 257device bge # Broadcom BCM570xx Gigabit Ethernet 258device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 259device dc # DEC/Intel 21143 and various workalikes 260device et # Agere ET1310 10/100/Gigabit Ethernet 261device fxp # Intel EtherExpress PRO/100B (82557, 82558) 262device gem # Sun GEM/Sun ERI/Apple GMAC 263device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 264device lge # Level 1 LXT1001 gigabit Ethernet 265device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 266device nfe # nVidia nForce MCP on-board Ethernet 267device nge # NatSemi DP83820 gigabit Ethernet 268device re # RealTek 8139C+/8169/8169S/8110S 269device rl # RealTek 8129/8139 270device sge # Silicon Integrated Systems SiS190/191 271device sis # Silicon Integrated Systems SiS 900/SiS 7016 272device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 273device ste # Sundance ST201 (D-Link DFE-550TX) 274device stge # Sundance/Tamarack TC9021 gigabit Ethernet 275device vge # VIA VT612x gigabit Ethernet 276device vr # VIA Rhine, Rhine II 277device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 278 279# Wireless NIC cards 280device wlan # 802.11 support 281options IEEE80211_DEBUG # enable debug msgs 282options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 283device wlan_wep # 802.11 WEP support 284device wlan_ccmp # 802.11 CCMP support 285device wlan_tkip # 802.11 TKIP support 286device wlan_amrr # AMRR transmit rate control algorithm 287device ath # Atheros CardBus/PCI NICs 288device ath_hal # Atheros CardBus/PCI chip support 289options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 290device ath_rate_sample # SampleRate tx rate control for ath 291#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 292#device bwn # Broadcom BCM43xx wireless NICs. 293device ipw # Intel 2100 wireless NICs. 294device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 295device iwn # Intel 4965/1000/5000/6000 wireless NICs. 296device malo # Marvell Libertas wireless NICs. 297device mwl # Marvell 88W8363 802.11n wireless NICs. 298device ral # Ralink Technology RT2500 wireless NICs. 299device wpi # Intel 3945ABG wireless NICs. 300 301# Pseudo devices. 302device crypto # core crypto support 303device aesni # AES-NI OpenCrypto module 304device loop # Network loopback 305device padlock_rng # VIA Padlock RNG 306device rdrand_rng # Intel Bull Mountain RNG 307device ether # Ethernet support 308device vlan # 802.1Q VLAN support 309device tuntap # Packet tunnel. 310device md # Memory "disks" 311device gif # IPv6 and IPv4 tunneling 312device firmware # firmware assist module 313device xz # lzma decompression 314 315# The `bpf' device enables the Berkeley Packet Filter. 316# Be aware of the administrative consequences of enabling this! 317# Note that 'bpf' is required for DHCP. 318device bpf # Berkeley packet filter 319 320# USB support 321options USB_DEBUG # enable debug msgs 322device uhci # UHCI PCI->USB interface 323device ohci # OHCI PCI->USB interface 324device ehci # EHCI PCI->USB interface (USB 2.0) 325device xhci # XHCI PCI->USB interface (USB 3.0) 326device usb # USB Bus (required) 327device ukbd # Keyboard 328device umass # Disks/Mass storage - Requires scbus and da 329 330# Sound support 331device sound # Generic sound driver (required) 332device snd_cmi # CMedia CMI8338/CMI8738 333device snd_csa # Crystal Semiconductor CS461x/428x 334device snd_emu10kx # Creative SoundBlaster Live! and Audigy 335device snd_es137x # Ensoniq AudioPCI ES137x 336device snd_hda # Intel High Definition Audio 337device snd_ich # Intel, NVidia and other ICH AC'97 Audio 338device snd_via8233 # VIA VT8233x Audio 339 340# MMC/SD 341device mmc # MMC/SD bus 342device mmcsd # MMC/SD memory card 343device sdhci # Generic PCI SD Host Controller 344 345# VirtIO support 346device virtio # Generic VirtIO bus (required) 347device virtio_pci # VirtIO PCI device 348device vtnet # VirtIO Ethernet device 349device virtio_blk # VirtIO Block device 350device virtio_scsi # VirtIO SCSI device 351device virtio_balloon # VirtIO Memory Balloon device 352 353# Linux KVM paravirtualization support 354device kvm_clock # KVM paravirtual clock driver 355 356# HyperV drivers and enhancement support 357device hyperv # HyperV drivers 358 359# Xen HVM Guest Optimizations 360# NOTE: XENHVM depends on xenpci and xentimer. 361# They must be added or removed together. 362options XENHVM # Xen HVM kernel infrastructure 363device xenefi # Xen EFI timer device 364device xenpci # Xen HVM Hypervisor services driver 365device xentimer # Xen x86 PV timer device 366 367# Netmap provides direct access to TX/RX rings on supported NICs 368device netmap # netmap(4) support 369 370# evdev interface 371options EVDEV_SUPPORT # evdev support in legacy drivers 372device evdev # input event device support 373device uinput # install /dev/uinput cdev 374 375# HID support 376options HID_DEBUG # enable debug msgs 377device hid # Generic HID support 378options IICHID_SAMPLING # Workaround missing GPIO INTR support 379 380# EFI devices 381device efidev # EFI pseudo-device 382device efirtc # EFI RTC 383