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# $FreeBSD$ 20 21cpu I486_CPU 22cpu I586_CPU 23cpu I686_CPU 24ident GENERIC 25 26makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 27makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 28 29options SCHED_ULE # ULE scheduler 30options PREEMPTION # Enable kernel thread preemption 31options VIMAGE # Subsystem virtualization, e.g. VNET 32options INET # InterNETworking 33options INET6 # IPv6 communications protocols 34options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 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 COMPAT_FREEBSD13 # Compatible with FreeBSD13 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): 91options DDB # Support DDB. 92options GDB # Support remote GDB. 93options DEADLKRES # Enable the deadlock resolver 94options INVARIANTS # Enable calls of extra sanity checking 95options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 96options WITNESS # Enable checks to detect deadlocks and cycles 97options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 98options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 99options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 100 101# Kernel dump features. 102options EKCD # Support for encrypted kernel dumps 103options GZIO # gzip-compressed kernel and user dumps 104options ZSTDIO # zstd-compressed kernel and user dumps 105options DEBUGNET # debugnet networking 106options NETDUMP # netdump(4) client support 107options NETGDB # netgdb(4) client support 108 109# To make an SMP kernel, the next two lines are needed 110options SMP # Symmetric MultiProcessor Kernel 111device apic # I/O APIC 112options EARLY_AP_STARTUP 113 114# CPU frequency control 115device cpufreq 116 117# Bus support. 118device acpi 119device smbios 120device pci 121options PCI_HP # PCI-Express native HotPlug 122options PCI_IOV # PCI SR-IOV support 123 124# Floppy drives 125device fdc 126 127# ATA controllers 128device ahci # AHCI-compatible SATA controllers 129device ata # Legacy ATA/SATA controllers 130device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 131device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 132 133# SCSI Controllers 134device ahc # AHA2940 and onboard AIC7xxx devices 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 141device sym # NCR/Symbios Logic 142device isci # Intel C600 SAS controller 143device pvscsi # VMware PVSCSI 144 145# ATA/SCSI peripherals 146device scbus # SCSI bus (required for ATA/SCSI) 147device ch # SCSI media changers 148device da # Direct Access (disks) 149device sa # Sequential Access (tape etc) 150device cd # CD 151device pass # Passthrough device (direct ATA/SCSI access) 152device ses # Enclosure Services (SES and SAF-TE) 153#device ctl # CAM Target Layer 154 155# RAID controllers interfaced to the SCSI subsystem 156device arcmsr # Areca SATA II RAID 157device ciss # Compaq Smart RAID 5* 158device ips # IBM (Adaptec) ServeRAID 159device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 160 161# RAID controllers 162device aac # Adaptec FSA RAID 163device aacp # SCSI passthrough for aac (requires CAM) 164device aacraid # Adaptec by PMC RAID 165device ida # Compaq Smart RAID 166device mfi # LSI MegaRAID SAS 167device mlx # Mylex DAC960 family 168device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 169device pst # Promise Supertrak SX6000 170 171# NVM Express (NVMe) support 172device nvme # base NVMe driver 173device nvd # expose NVMe namespace as disks, depends on nvme 174 175# atkbdc0 controls both the keyboard and the PS/2 mouse 176device atkbdc # AT keyboard controller 177device atkbd # AT keyboard 178device psm # PS/2 mouse 179 180device kbdmux # keyboard multiplexer 181 182# syscons is the legacy console driver, resembling an SCO console 183device vga # VGA video card driver 184device splash # Splash screen and screen saver support 185device sc 186options SC_PIXEL_MODE # add support for the raster text mode 187 188# vt is the default video console driver 189device vt 190device vt_vga 191device vt_vbefb 192 193device agp # support several AGP chipsets 194 195# CardBus bridge support 196device cbb # CardBus (yenta) bridge 197device cardbus # CardBus (32-bit) bus 198 199# Serial (COM) ports 200device uart # Generic UART driver 201 202# Parallel port 203device ppc 204device ppbus # Parallel port bus (required) 205device lpt # Printer 206device ppi # Parallel port interface device 207#device vpo # Requires scbus and da 208 209device puc # Multi I/O cards and multi-channel UARTs 210 211# PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure 212device iflib 213device igc # Intel I225 2.5G Ethernet 214device em # Intel PRO/1000 Gigabit Ethernet Family 215device vmx # VMware VMXNET3 Ethernet 216 217# PCI Ethernet NICs. 218device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 219device le # AMD Am7900 LANCE and Am79C9xx PCnet 220device ti # Alteon Networks Tigon I/II gigabit Ethernet 221 222# PCI Ethernet NICs that use the common MII bus controller code. 223# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 224device miibus # MII bus support 225device ae # Attansic/Atheros L2 FastEthernet 226device age # Attansic/Atheros L1 Gigabit Ethernet 227device alc # Atheros AR8131/AR8132 Ethernet 228device ale # Atheros AR8121/AR8113/AR8114 Ethernet 229device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 230device bfe # Broadcom BCM440x 10/100 Ethernet 231device bge # Broadcom BCM570xx Gigabit Ethernet 232device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 233device dc # DEC/Intel 21143 and various workalikes 234device et # Agere ET1310 10/100/Gigabit Ethernet 235device fxp # Intel EtherExpress PRO/100B (82557, 82558) 236device gem # Sun GEM/Sun ERI/Apple GMAC 237device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 238device lge # Level 1 LXT1001 gigabit Ethernet 239device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 240device nfe # nVidia nForce MCP on-board Ethernet 241device nge # NatSemi DP83820 gigabit Ethernet 242device re # RealTek 8139C+/8169/8169S/8110S 243device rl # RealTek 8129/8139 244device sge # Silicon Integrated Systems SiS190/191 245device sis # Silicon Integrated Systems SiS 900/SiS 7016 246device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 247device ste # Sundance ST201 (D-Link DFE-550TX) 248device stge # Sundance/Tamarack TC9021 gigabit Ethernet 249device vge # VIA VT612x gigabit Ethernet 250device vr # VIA Rhine, Rhine II 251device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 252device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 253 254# Wireless NIC cards 255device wlan # 802.11 support 256options IEEE80211_DEBUG # enable debug msgs 257options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 258device wlan_wep # 802.11 WEP support 259device wlan_ccmp # 802.11 CCMP support 260device wlan_tkip # 802.11 TKIP support 261device wlan_amrr # AMRR transmit rate control algorithm 262device ath # Atheros NICs 263device ath_pci # Atheros pci/cardbus glue 264device ath_hal # pci/cardbus chip support 265options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 266options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 267device ath_rate_sample # SampleRate tx rate control for ath 268#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 269#device bwn # Broadcom BCM43xx wireless NICs. 270device ipw # Intel 2100 wireless NICs. 271device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 272device iwn # Intel 4965/1000/5000/6000 wireless NICs. 273device malo # Marvell Libertas wireless NICs. 274device mwl # Marvell 88W8363 802.11n wireless NICs. 275device ral # Ralink Technology RT2500 wireless NICs. 276device wpi # Intel 3945ABG wireless NICs. 277 278# Pseudo devices. 279device crypto # core crypto support 280device aesni # AES-NI OpenCrypto module 281device loop # Network loopback 282device padlock_rng # VIA Padlock RNG 283device rdrand_rng # Intel Bull Mountain RNG 284device ether # Ethernet support 285device vlan # 802.1Q VLAN support 286device tuntap # Packet tunnel. 287device md # Memory "disks" 288device gif # IPv6 and IPv4 tunneling 289device firmware # firmware assist module 290 291# The `bpf' device enables the Berkeley Packet Filter. 292# Be aware of the administrative consequences of enabling this! 293# Note that 'bpf' is required for DHCP. 294device bpf # Berkeley packet filter 295 296# USB support 297options USB_DEBUG # enable debug msgs 298device uhci # UHCI PCI->USB interface 299device ohci # OHCI PCI->USB interface 300device ehci # EHCI PCI->USB interface (USB 2.0) 301device xhci # XHCI PCI->USB interface (USB 3.0) 302device usb # USB Bus (required) 303device ukbd # Keyboard 304device umass # Disks/Mass storage - Requires scbus and da 305 306# Sound support 307device sound # Generic sound driver (required) 308device snd_cmi # CMedia CMI8338/CMI8738 309device snd_csa # Crystal Semiconductor CS461x/428x 310device snd_emu10kx # Creative SoundBlaster Live! and Audigy 311device snd_es137x # Ensoniq AudioPCI ES137x 312device snd_hda # Intel High Definition Audio 313device snd_ich # Intel, NVidia and other ICH AC'97 Audio 314device snd_via8233 # VIA VT8233x Audio 315 316# MMC/SD 317device mmc # MMC/SD bus 318device mmcsd # MMC/SD memory card 319device sdhci # Generic PCI SD Host Controller 320 321# VirtIO support 322device virtio # Generic VirtIO bus (required) 323device virtio_pci # VirtIO PCI device 324device vtnet # VirtIO Ethernet device 325device virtio_blk # VirtIO Block device 326device virtio_scsi # VirtIO SCSI device 327device virtio_balloon # VirtIO Memory Balloon device 328 329# Linux KVM paravirtualization support 330device kvm_clock # KVM paravirtual clock driver 331 332# HyperV drivers and enhancement support 333# NOTE: HYPERV depends on hyperv. They must be added or removed together. 334options HYPERV # Kernel support for HyperV drivers 335device hyperv # HyperV drivers 336 337# Xen HVM Guest Optimizations 338# NOTE: XENHVM and xenpci interdepend. They must be added or removed 339# together. xentimer depends on XENHVM and isn't required. 340options XENHVM # Xen HVM kernel infrastructure 341device xenpci # Xen HVM Hypervisor services driver 342device xentimer # Xen x86 PV timer device 343 344# evdev interface 345options EVDEV_SUPPORT # evdev support in legacy drivers 346device evdev # input event device support 347device uinput # install /dev/uinput cdev 348 349# HID support 350options HID_DEBUG # enable debug msgs 351device hid # Generic HID support 352options IICHID_SAMPLING # Workaround missing GPIO INTR support 353