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 NETLINK # netlink(4) support 35options ROUTE_MPATH # Multipath routing support 36options TCP_HHOOK # hhook(9) framework for TCP 37options TCP_OFFLOAD # TCP offload 38options SCTP_SUPPORT # Allow kldload of SCTP 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 TMPFS # Efficient memory filesystem 55options GEOM_RAID # Soft RAID functionality. 56options GEOM_LABEL # Provides labelization 57options COMPAT_FREEBSD4 # Compatible with FreeBSD4 58options COMPAT_FREEBSD5 # Compatible with FreeBSD5 59options COMPAT_FREEBSD6 # Compatible with FreeBSD6 60options COMPAT_FREEBSD7 # Compatible with FreeBSD7 61options COMPAT_FREEBSD9 # Compatible with FreeBSD9 62options COMPAT_FREEBSD10 # Compatible with FreeBSD10 63options COMPAT_FREEBSD11 # Compatible with FreeBSD11 64options COMPAT_FREEBSD12 # Compatible with FreeBSD12 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_HOOKS # Kernel DTrace hooks 80options DDB_CTF # Kernel ELF linker loads CTF data 81options INCLUDE_CONFIG_FILE # Include this file in kernel 82options RACCT # Resource accounting framework 83options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 84options RCTL # Resource limits 85 86# Debugging support. Always need this: 87options KDB # Enable kernel debugger support. 88options KDB_TRACE # Print a stack trace for a panic. 89 90# Kernel dump features. 91options EKCD # Support for encrypted kernel dumps 92options GZIO # gzip-compressed kernel and user dumps 93options ZSTDIO # zstd-compressed kernel and user dumps 94options DEBUGNET # debugnet networking 95options NETDUMP # netdump(4) client support 96options NETGDB # netgdb(4) client support 97 98# To make an SMP kernel, the next two lines are needed 99options SMP # Symmetric MultiProcessor Kernel 100device apic # I/O APIC 101options EARLY_AP_STARTUP 102 103# CPU frequency control 104device cpufreq 105 106# Bus support. 107device acpi 108device smbios 109device pci 110options PCI_HP # PCI-Express native HotPlug 111options PCI_IOV # PCI SR-IOV support 112 113# Floppy drives 114device fdc 115 116# ATA controllers 117device ahci # AHCI-compatible SATA controllers 118device ata # Legacy ATA/SATA controllers 119device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 120device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 121 122# SCSI Controllers 123device ahc # AHA2940 and onboard AIC7xxx devices 124device esp # AMD Am53C974 (Tekram DC-390(T)) 125device hptiop # Highpoint RocketRaid 3xxx series 126device isp # Qlogic family 127#device ispfw # Firmware for QLogic HBAs- normally a module 128device mpt # LSI-Logic MPT-Fusion 129device mps # LSI-Logic MPT-Fusion 2 130device mpr # LSI-Logic MPT-Fusion 3 131device sym # NCR/Symbios Logic 132device isci # Intel C600 SAS controller 133device pvscsi # VMware PVSCSI 134 135# ATA/SCSI peripherals 136device scbus # SCSI bus (required for ATA/SCSI) 137device ch # SCSI media changers 138device da # Direct Access (disks) 139device sa # Sequential Access (tape etc) 140device cd # CD 141device pass # Passthrough device (direct ATA/SCSI access) 142device ses # Enclosure Services (SES and SAF-TE) 143#device ctl # CAM Target Layer 144 145# RAID controllers interfaced to the SCSI subsystem 146device amr # AMI MegaRAID 147device arcmsr # Areca SATA II RAID 148device ciss # Compaq Smart RAID 5* 149device iir # Intel Integrated RAID 150device ips # IBM (Adaptec) ServeRAID 151device mly # Mylex AcceleRAID/eXtremeRAID 152device twa # 3ware 9000 series PATA/SATA RAID 153device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 154 155# RAID controllers 156device aac # Adaptec FSA RAID 157device aacp # SCSI passthrough for aac (requires CAM) 158device aacraid # Adaptec by PMC RAID 159device ida # Compaq Smart RAID 160device mfi # LSI MegaRAID SAS 161device mlx # Mylex DAC960 family 162device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 163device pmspcv # PMC-Sierra SAS/SATA Controller driver 164device pst # Promise Supertrak SX6000 165device twe # 3ware ATA RAID 166 167# NVM Express (NVMe) support 168device nvme # base NVMe driver 169device nvd # expose NVMe namespace as disks, depends on nvme 170 171# atkbdc0 controls both the keyboard and the PS/2 mouse 172device atkbdc # AT keyboard controller 173device atkbd # AT keyboard 174device psm # PS/2 mouse 175 176device kbdmux # keyboard multiplexer 177 178device vga # VGA video card driver 179options VESA # Add support for VESA BIOS Extensions (VBE) 180 181device splash # Splash screen and screen saver support 182 183# syscons is the legacy console driver, resembling an SCO console 184device sc 185options SC_PIXEL_MODE # add support for the raster text mode 186 187# vt is the default video console driver 188device vt 189device vt_vga 190device vt_vbefb 191 192device agp # support several AGP chipsets 193 194# PCCARD (PCMCIA) support 195# PCMCIA and cardbus bridge support 196device cbb # cardbus (yenta) bridge 197device pccard # PC Card (16-bit) bus 198device cardbus # CardBus (32-bit) bus 199 200# Serial (COM) ports 201device uart # Generic UART driver 202 203# Parallel port 204device ppc 205device ppbus # Parallel port bus (required) 206device lpt # Printer 207device ppi # Parallel port interface device 208#device vpo # Requires scbus and da 209 210device puc # Multi I/O cards and multi-channel UARTs 211 212# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 213device iflib 214device igc # Intel I225 2.5G Ethernet 215device em # Intel PRO/1000 Gigabit Ethernet Family 216device vmx # VMware VMXNET3 Ethernet 217 218# PCI Ethernet NICs. 219device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 220device le # AMD Am7900 LANCE and Am79C9xx PCnet 221device ti # Alteon Networks Tigon I/II gigabit Ethernet 222 223# PCI Ethernet NICs that use the common MII bus controller code. 224# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 225device miibus # MII bus support 226device ae # Attansic/Atheros L2 FastEthernet 227device age # Attansic/Atheros L1 Gigabit Ethernet 228device alc # Atheros AR8131/AR8132 Ethernet 229device ale # Atheros AR8121/AR8113/AR8114 Ethernet 230device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 231device bfe # Broadcom BCM440x 10/100 Ethernet 232device bge # Broadcom BCM570xx Gigabit Ethernet 233device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 234device dc # DEC/Intel 21143 and various workalikes 235device et # Agere ET1310 10/100/Gigabit Ethernet 236device fxp # Intel EtherExpress PRO/100B (82557, 82558) 237device gem # Sun GEM/Sun ERI/Apple GMAC 238device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 239device lge # Level 1 LXT1001 gigabit Ethernet 240device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 241device nfe # nVidia nForce MCP on-board Ethernet 242device nge # NatSemi DP83820 gigabit Ethernet 243device re # RealTek 8139C+/8169/8169S/8110S 244device rl # RealTek 8129/8139 245device sge # Silicon Integrated Systems SiS190/191 246device sis # Silicon Integrated Systems SiS 900/SiS 7016 247device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 248device ste # Sundance ST201 (D-Link DFE-550TX) 249device stge # Sundance/Tamarack TC9021 gigabit Ethernet 250device vge # VIA VT612x gigabit Ethernet 251device vr # VIA Rhine, Rhine II 252device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 253device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 254 255# Wireless NIC cards 256device wlan # 802.11 support 257options IEEE80211_DEBUG # enable debug msgs 258options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 259device wlan_wep # 802.11 WEP support 260device wlan_ccmp # 802.11 CCMP support 261device wlan_tkip # 802.11 TKIP support 262device wlan_amrr # AMRR transmit rate control algorithm 263device an # Aironet 4500/4800 802.11 wireless NICs. 264device ath # Atheros NICs 265device ath_pci # Atheros pci/cardbus glue 266device ath_hal # pci/cardbus chip support 267options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 268options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 269device ath_rate_sample # SampleRate tx rate control for ath 270#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 271#device bwn # Broadcom BCM43xx wireless NICs. 272device ipw # Intel 2100 wireless NICs. 273device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 274device iwn # Intel 4965/1000/5000/6000 wireless NICs. 275device malo # Marvell Libertas wireless NICs. 276device mwl # Marvell 88W8363 802.11n wireless NICs. 277device ral # Ralink Technology RT2500 wireless NICs. 278device wpi # Intel 3945ABG wireless NICs. 279 280# Pseudo devices. 281device crypto # core crypto support 282device aesni # AES-NI OpenCrypto module 283device loop # Network loopback 284device padlock_rng # VIA Padlock RNG 285device rdrand_rng # Intel Bull Mountain RNG 286device ether # Ethernet support 287device vlan # 802.1Q VLAN support 288device tuntap # Packet tunnel. 289device md # Memory "disks" 290device gif # IPv6 and IPv4 tunneling 291device firmware # firmware assist module 292 293# The `bpf' device enables the Berkeley Packet Filter. 294# Be aware of the administrative consequences of enabling this! 295# Note that 'bpf' is required for DHCP. 296device bpf # Berkeley packet filter 297 298# USB support 299options USB_DEBUG # enable debug msgs 300device uhci # UHCI PCI->USB interface 301device ohci # OHCI PCI->USB interface 302device ehci # EHCI PCI->USB interface (USB 2.0) 303device xhci # XHCI PCI->USB interface (USB 3.0) 304device usb # USB Bus (required) 305device ukbd # Keyboard 306device umass # Disks/Mass storage - Requires scbus and da 307 308# Sound support 309device sound # Generic sound driver (required) 310device snd_cmi # CMedia CMI8338/CMI8738 311device snd_csa # Crystal Semiconductor CS461x/428x 312device snd_emu10kx # Creative SoundBlaster Live! and Audigy 313device snd_es137x # Ensoniq AudioPCI ES137x 314device snd_hda # Intel High Definition Audio 315device snd_ich # Intel, NVidia and other ICH AC'97 Audio 316device snd_via8233 # VIA VT8233x Audio 317 318# MMC/SD 319device mmc # MMC/SD bus 320device mmcsd # MMC/SD memory card 321device sdhci # Generic PCI SD Host Controller 322device rtsx # Realtek SD card reader 323 324# VirtIO support 325device virtio # Generic VirtIO bus (required) 326device virtio_pci # VirtIO PCI device 327device vtnet # VirtIO Ethernet device 328device virtio_blk # VirtIO Block device 329device virtio_scsi # VirtIO SCSI device 330device virtio_balloon # VirtIO Memory Balloon device 331 332# Linux KVM paravirtualization support 333device kvm_clock # KVM paravirtual clock driver 334 335# HyperV drivers and enhancement support 336# NOTE: HYPERV depends on hyperv. They must be added or removed together. 337options HYPERV # Kernel support for HyperV drivers 338device hyperv # HyperV drivers 339 340# Xen HVM Guest Optimizations 341# NOTE: XENHVM depends on xenpci. They must be added or removed together. 342options XENHVM # Xen HVM kernel infrastructure 343device xenpci # Xen HVM Hypervisor services driver 344 345# evdev interface 346options EVDEV_SUPPORT # evdev support in legacy drivers 347device evdev # input event device support 348device uinput # install /dev/uinput cdev 349 350# HID support 351options HID_DEBUG # enable debug msgs 352device hid # Generic HID support 353options IICHID_SAMPLING # Workaround missing GPIO INTR support 354