1# 2# GENERIC -- Generic kernel configuration file for FreeBSD/i386 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 I486_CPU 21cpu I586_CPU 22cpu I686_CPU 23ident GENERIC 24 25makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 26makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 27 28options SCHED_ULE # ULE scheduler 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_HHOOK # hhook(9) framework for TCP 36options TCP_OFFLOAD # TCP offload 37options SCTP_SUPPORT # Allow kldload of SCTP 38options FFS # Berkeley Fast Filesystem 39options SOFTUPDATES # Enable FFS soft updates support 40options UFS_ACL # Support for access control lists 41options UFS_DIRHASH # Improve performance on big directories 42options UFS_GJOURNAL # Enable gjournal-based UFS journaling 43options QUOTA # Enable disk quotas for UFS 44options MD_ROOT # MD is a potential root device 45options NFSCL # Network Filesystem Client 46options NFSD # Network Filesystem Server 47options NFSLOCKD # Network Lock Manager 48options NFS_ROOT # NFS usable as /, requires NFSCL 49options MSDOSFS # MSDOS Filesystem 50options CD9660 # ISO 9660 Filesystem 51options PROCFS # Process filesystem (requires PSEUDOFS) 52options PSEUDOFS # Pseudo-filesystem framework 53options TMPFS # Efficient memory filesystem 54options GEOM_RAID # Soft RAID functionality. 55options GEOM_LABEL # Provides labelization 56options COMPAT_FREEBSD4 # Compatible with FreeBSD4 57options COMPAT_FREEBSD5 # Compatible with FreeBSD5 58options COMPAT_FREEBSD6 # Compatible with FreeBSD6 59options COMPAT_FREEBSD7 # Compatible with FreeBSD7 60options COMPAT_FREEBSD9 # Compatible with FreeBSD9 61options COMPAT_FREEBSD10 # Compatible with FreeBSD10 62options COMPAT_FREEBSD11 # Compatible with FreeBSD11 63options COMPAT_FREEBSD12 # Compatible with FreeBSD12 64options COMPAT_FREEBSD13 # Compatible with FreeBSD13 65options COMPAT_FREEBSD14 # Compatible with FreeBSD14 66options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 67options KTRACE # ktrace(1) support 68options STACK # stack(9) support 69options SYSVSHM # SYSV-style shared memory 70options SYSVMSG # SYSV-style message queues 71options SYSVSEM # SYSV-style semaphores 72options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 73options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 74options KBD_INSTALL_CDEV # install a CDEV entry in /dev 75options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 76options AUDIT # Security event auditing 77options CAPABILITY_MODE # Capsicum capability mode 78options CAPABILITIES # Capsicum capabilities 79options MAC # TrustedBSD MAC Framework 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): 91include "std.debug" 92 93# Kernel dump features. 94options EKCD # Support for encrypted kernel dumps 95options GZIO # gzip-compressed kernel and user dumps 96options ZSTDIO # zstd-compressed kernel and user dumps 97options DEBUGNET # debugnet networking 98options NETDUMP # netdump(4) client support 99options NETGDB # netgdb(4) client support 100 101# To make an SMP kernel, the next two lines are needed 102options SMP # Symmetric MultiProcessor Kernel 103device apic # I/O APIC 104 105# CPU frequency control 106device cpufreq 107 108# Bus support. 109device acpi 110device smbios 111device pci 112options PCI_HP # PCI-Express native HotPlug 113options PCI_IOV # PCI SR-IOV support 114 115# Floppy drives 116device fdc 117 118# ATA controllers 119device ahci # AHCI-compatible SATA controllers 120device ata # Legacy ATA/SATA controllers 121device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 122device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 123 124# SCSI Controllers 125device ahc # AHA2940 and onboard AIC7xxx devices 126device hptiop # Highpoint RocketRaid 3xxx series 127device isp # Qlogic family 128#device ispfw # Firmware for QLogic HBAs- normally a module 129device mpt # LSI-Logic MPT-Fusion 130device mps # LSI-Logic MPT-Fusion 2 131device mpr # LSI-Logic MPT-Fusion 3 132device sym # NCR/Symbios Logic 133device isci # Intel C600 SAS controller 134device pvscsi # VMware PVSCSI 135 136# ATA/SCSI peripherals 137device scbus # SCSI bus (required for ATA/SCSI) 138device ch # SCSI media changers 139device da # Direct Access (disks) 140device sa # Sequential Access (tape etc) 141device cd # CD 142device pass # Passthrough device (direct ATA/SCSI access) 143device ses # Enclosure Services (SES and SAF-TE) 144#device ctl # CAM Target Layer 145 146# RAID controllers interfaced to the SCSI subsystem 147device arcmsr # Areca SATA II RAID 148device ciss # Compaq Smart RAID 5* 149device ips # IBM (Adaptec) ServeRAID 150device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 151 152# RAID controllers 153device aac # Adaptec FSA RAID 154device aacp # SCSI passthrough for aac (requires CAM) 155device aacraid # Adaptec by PMC RAID 156device ida # Compaq Smart RAID 157device mfi # LSI MegaRAID SAS 158device mlx # Mylex DAC960 family 159device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 160device pst # Promise Supertrak SX6000 161 162# NVM Express (NVMe) support 163device nvme # base NVMe driver 164device nvd # expose NVMe namespace as disks, depends on nvme 165 166# atkbdc0 controls both the keyboard and the PS/2 mouse 167device atkbdc # AT keyboard controller 168device atkbd # AT keyboard 169device psm # PS/2 mouse 170 171device kbdmux # keyboard multiplexer 172 173# syscons is the legacy console driver, resembling an SCO console 174device vga # VGA video card driver 175device splash # Splash screen and screen saver support 176device sc 177options SC_PIXEL_MODE # add support for the raster text mode 178 179# vt is the default video console driver 180device vt 181device vt_vga 182device vt_vbefb 183 184device agp # support several AGP chipsets 185 186# CardBus bridge support 187device cbb # CardBus (yenta) bridge 188device cardbus # CardBus (32-bit) bus 189 190# Serial (COM) ports 191device uart # Generic UART driver 192 193# Parallel port 194device ppc 195device ppbus # Parallel port bus (required) 196device lpt # Printer 197device ppi # Parallel port interface device 198#device vpo # Requires scbus and da 199 200device puc # Multi I/O cards and multi-channel UARTs 201 202# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 203device iflib 204device igc # Intel I225 2.5G Ethernet 205device em # Intel PRO/1000 Gigabit Ethernet Family 206device vmx # VMware VMXNET3 Ethernet 207 208# PCI Ethernet NICs. 209device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 210device le # AMD Am7900 LANCE and Am79C9xx PCnet 211device ti # Alteon Networks Tigon I/II gigabit Ethernet 212 213# PCI Ethernet NICs that use the common MII bus controller code. 214# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 215device miibus # MII bus support 216device ae # Attansic/Atheros L2 FastEthernet 217device age # Attansic/Atheros L1 Gigabit Ethernet 218device alc # Atheros AR8131/AR8132 Ethernet 219device ale # Atheros AR8121/AR8113/AR8114 Ethernet 220device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 221device bfe # Broadcom BCM440x 10/100 Ethernet 222device bge # Broadcom BCM570xx Gigabit Ethernet 223device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 224device dc # DEC/Intel 21143 and various workalikes 225device et # Agere ET1310 10/100/Gigabit Ethernet 226device fxp # Intel EtherExpress PRO/100B (82557, 82558) 227device gem # Sun GEM/Sun ERI/Apple GMAC 228device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 229device lge # Level 1 LXT1001 gigabit Ethernet 230device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 231device nfe # nVidia nForce MCP on-board Ethernet 232device nge # NatSemi DP83820 gigabit Ethernet 233device re # RealTek 8139C+/8169/8169S/8110S 234device rl # RealTek 8129/8139 235device sge # Silicon Integrated Systems SiS190/191 236device sis # Silicon Integrated Systems SiS 900/SiS 7016 237device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 238device ste # Sundance ST201 (D-Link DFE-550TX) 239device stge # Sundance/Tamarack TC9021 gigabit Ethernet 240device vge # VIA VT612x gigabit Ethernet 241device vr # VIA Rhine, Rhine II 242device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 243device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 244 245# Wireless NIC cards 246device wlan # 802.11 support 247options IEEE80211_DEBUG # enable debug msgs 248options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 249device wlan_wep # 802.11 WEP support 250device wlan_ccmp # 802.11 CCMP support 251device wlan_tkip # 802.11 TKIP support 252device wlan_amrr # AMRR transmit rate control algorithm 253device ath # Atheros CardBus/PCI NICs 254device ath_hal # Atheros CardBus/PCI chip support 255options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 256device ath_rate_sample # SampleRate tx rate control for ath 257#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 258#device bwn # Broadcom BCM43xx wireless NICs. 259device ipw # Intel 2100 wireless NICs. 260device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 261device iwn # Intel 4965/1000/5000/6000 wireless NICs. 262device malo # Marvell Libertas wireless NICs. 263device mwl # Marvell 88W8363 802.11n wireless NICs. 264device ral # Ralink Technology RT2500 wireless NICs. 265device wpi # Intel 3945ABG wireless NICs. 266 267# Pseudo devices. 268device crypto # core crypto support 269device aesni # AES-NI OpenCrypto module 270device loop # Network loopback 271device padlock_rng # VIA Padlock RNG 272device rdrand_rng # Intel Bull Mountain RNG 273device ether # Ethernet support 274device vlan # 802.1Q VLAN support 275device tuntap # Packet tunnel. 276device md # Memory "disks" 277device gif # IPv6 and IPv4 tunneling 278device firmware # firmware assist module 279 280# The `bpf' device enables the Berkeley Packet Filter. 281# Be aware of the administrative consequences of enabling this! 282# Note that 'bpf' is required for DHCP. 283device bpf # Berkeley packet filter 284 285# USB support 286options USB_DEBUG # enable debug msgs 287device uhci # UHCI PCI->USB interface 288device ohci # OHCI PCI->USB interface 289device ehci # EHCI PCI->USB interface (USB 2.0) 290device xhci # XHCI PCI->USB interface (USB 3.0) 291device usb # USB Bus (required) 292device usbhid # USB HID Transport 293device hkbd # HID Keyboard 294device ukbd # USB Keyboard 295device umass # Disks/Mass storage - Requires scbus and da 296 297# Sound support 298device sound # Generic sound driver (required) 299device snd_cmi # CMedia CMI8338/CMI8738 300device snd_csa # Crystal Semiconductor CS461x/428x 301device snd_emu10kx # Creative SoundBlaster Live! and Audigy 302device snd_es137x # Ensoniq AudioPCI ES137x 303device snd_hda # Intel High Definition Audio 304device snd_ich # Intel, NVidia and other ICH AC'97 Audio 305device snd_via8233 # VIA VT8233x Audio 306 307# MMC/SD 308device mmc # MMC/SD bus 309device mmcsd # MMC/SD memory card 310device sdhci # Generic PCI SD Host Controller 311 312# VirtIO support 313device virtio # Generic VirtIO bus (required) 314device virtio_pci # VirtIO PCI device 315device vtnet # VirtIO Ethernet device 316device virtio_blk # VirtIO Block device 317device virtio_scsi # VirtIO SCSI device 318device virtio_balloon # VirtIO Memory Balloon device 319 320# Linux KVM paravirtualization support 321device kvm_clock # KVM paravirtual clock driver 322 323# HyperV drivers and enhancement support 324device hyperv # HyperV drivers 325 326# Xen HVM Guest Optimizations 327# NOTE: XENHVM and xenpci interdepend. They must be added or removed 328# together. xentimer depends on XENHVM and isn't required. 329options XENHVM # Xen HVM kernel infrastructure 330device xenpci # Xen HVM Hypervisor services driver 331device xentimer # Xen x86 PV timer device 332 333# evdev interface 334options EVDEV_SUPPORT # evdev support in legacy drivers 335device evdev # input event device support 336device uinput # install /dev/uinput cdev 337 338# HID support 339options HID_DEBUG # enable debug msgs 340device hid # Generic HID support 341device hidbus # Generic HID Bus 342options IICHID_SAMPLING # Workaround missing GPIO INTR support 343