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 TCP_OFFLOAD # TCP offload 35options TCP_BLACKBOX # Enhanced TCP event logging 36options TCP_HHOOK # hhook(9) framework for TCP 37options TCP_RFC7413 # TCP Fast Open 38options SCTP # Stream Control Transmission Protocol 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 GEOM_RAID # Soft RAID functionality. 55options GEOM_LABEL # Provides labelization 56options EFIRT # EFI Runtime Services support 57options COMPAT_FREEBSD32 # Compatible with i386 binaries 58options COMPAT_FREEBSD4 # Compatible with FreeBSD4 59options COMPAT_FREEBSD5 # Compatible with FreeBSD5 60options COMPAT_FREEBSD6 # Compatible with FreeBSD6 61options COMPAT_FREEBSD7 # Compatible with FreeBSD7 62options COMPAT_FREEBSD9 # Compatible with FreeBSD9 63options COMPAT_FREEBSD10 # Compatible with FreeBSD10 64options COMPAT_FREEBSD11 # Compatible with FreeBSD11 65options COMPAT_FREEBSD12 # Compatible with FreeBSD12 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_FRAME # Ensure frames are compiled in 81options KDTRACE_HOOKS # Kernel DTrace hooks 82options DDB_CTF # Kernel ELF linker loads CTF data 83options INCLUDE_CONFIG_FILE # Include this file in kernel 84options RACCT # Resource accounting framework 85options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 86options RCTL # Resource limits 87 88# Debugging support. Always need this: 89options KDB # Enable kernel debugger support. 90options KDB_TRACE # Print a stack trace for a panic. 91# For full debugger support use (turn off in stable branch): 92options BUF_TRACKING # Track buffer history 93options DDB # Support DDB. 94options FULL_BUF_TRACKING # Track more buffer history 95options GDB # Support remote GDB. 96options DEADLKRES # Enable the deadlock resolver 97options INVARIANTS # Enable calls of extra sanity checking 98options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 99options WITNESS # Enable checks to detect deadlocks and cycles 100options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 101options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 102options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default 103 104# Kernel Sanitizers 105#options COVERAGE # Generic kernel coverage. Used by KCOV 106#options KCOV # Kernel Coverage Sanitizer 107# Warning: KUBSAN can result in a kernel too large for loader to load 108#options KUBSAN # Kernel Undefined Behavior Sanitizer 109#options KCSAN # Kernel Concurrency Sanitizer 110 111# Kernel dump features. 112options EKCD # Support for encrypted kernel dumps 113options GZIO # gzip-compressed kernel and user dumps 114options ZSTDIO # zstd-compressed kernel and user dumps 115options DEBUGNET # debugnet networking 116options NETDUMP # netdump(4) client support 117options NETGDB # netgdb(4) client support 118 119# Make an SMP-capable kernel by default 120options SMP # Symmetric MultiProcessor Kernel 121options EARLY_AP_STARTUP 122 123# CPU frequency control 124device cpufreq 125 126# Bus support. 127device acpi 128options ACPI_DMAR 129device pci 130options PCI_HP # PCI-Express native HotPlug 131options PCI_IOV # PCI SR-IOV support 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 # base VMD device 197device vmd_bus # bus for VMD children 198 199# atkbdc0 controls both the keyboard and the PS/2 mouse 200device atkbdc # AT keyboard controller 201device atkbd # AT keyboard 202device psm # PS/2 mouse 203 204device kbdmux # keyboard multiplexer 205 206device vga # VGA video card driver 207options VESA # Add support for VESA BIOS Extensions (VBE) 208 209device splash # Splash screen and screen saver support 210 211# syscons is the default console driver, resembling an SCO console 212device sc 213options SC_PIXEL_MODE # add support for the raster text mode 214 215# vt is the new video console driver 216device vt 217device vt_vga 218device vt_efifb 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 ix # Intel PRO/10GbE PCIE PF Ethernet 244device ixv # Intel PRO/10GbE PCIE VF Ethernet 245device ixl # Intel 700 Series Physical Function 246device iavf # Intel Adaptive Virtual Function 247device vmx # VMware VMXNET3 Ethernet 248 249# PCI Ethernet NICs. 250device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 251device le # AMD Am7900 LANCE and Am79C9xx PCnet 252device ti # Alteon Networks Tigon I/II gigabit Ethernet 253 254# PCI Ethernet NICs that use the common MII bus controller code. 255# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 256device miibus # MII bus support 257device ae # Attansic/Atheros L2 FastEthernet 258device age # Attansic/Atheros L1 Gigabit Ethernet 259device alc # Atheros AR8131/AR8132 Ethernet 260device ale # Atheros AR8121/AR8113/AR8114 Ethernet 261device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 262device bfe # Broadcom BCM440x 10/100 Ethernet 263device bge # Broadcom BCM570xx Gigabit Ethernet 264device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 265device dc # DEC/Intel 21143 and various workalikes 266device et # Agere ET1310 10/100/Gigabit Ethernet 267device fxp # Intel EtherExpress PRO/100B (82557, 82558) 268device gem # Sun GEM/Sun ERI/Apple GMAC 269device hme # Sun HME (Happy Meal Ethernet) 270device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 271device lge # Level 1 LXT1001 gigabit Ethernet 272device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 273device nfe # nVidia nForce MCP on-board Ethernet 274device nge # NatSemi DP83820 gigabit Ethernet 275device re # RealTek 8139C+/8169/8169S/8110S 276device rl # RealTek 8129/8139 277device sge # Silicon Integrated Systems SiS190/191 278device sis # Silicon Integrated Systems SiS 900/SiS 7016 279device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 280device ste # Sundance ST201 (D-Link DFE-550TX) 281device stge # Sundance/Tamarack TC9021 gigabit Ethernet 282device vge # VIA VT612x gigabit Ethernet 283device vr # VIA Rhine, Rhine II 284device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 285 286# Wireless NIC cards 287device wlan # 802.11 support 288options IEEE80211_DEBUG # enable debug msgs 289options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 290device wlan_wep # 802.11 WEP support 291device wlan_ccmp # 802.11 CCMP support 292device wlan_tkip # 802.11 TKIP support 293device wlan_amrr # AMRR transmit rate control algorithm 294device an # Aironet 4500/4800 802.11 wireless NICs. 295device ath # Atheros NICs 296device ath_pci # Atheros pci/cardbus glue 297device ath_hal # pci/cardbus chip support 298options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 299options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 300device ath_rate_sample # SampleRate tx rate control for ath 301#device bwi # Broadcom BCM430x/BCM431x wireless NICs. 302#device bwn # Broadcom BCM43xx wireless NICs. 303device ipw # Intel 2100 wireless NICs. 304device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 305device iwn # Intel 4965/1000/5000/6000 wireless NICs. 306device malo # Marvell Libertas wireless NICs. 307device mwl # Marvell 88W8363 802.11n wireless NICs. 308device ral # Ralink Technology RT2500 wireless NICs. 309device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 310device wpi # Intel 3945ABG wireless NICs. 311 312# Pseudo devices. 313device crypto # core crypto support 314device loop # Network loopback 315device padlock_rng # VIA Padlock RNG 316device rdrand_rng # Intel Bull Mountain RNG 317device ether # Ethernet support 318device vlan # 802.1Q VLAN support 319device tuntap # Packet tunnel. 320device md # Memory "disks" 321device gif # IPv6 and IPv4 tunneling 322device firmware # firmware assist module 323 324# The `bpf' device enables the Berkeley Packet Filter. 325# Be aware of the administrative consequences of enabling this! 326# Note that 'bpf' is required for DHCP. 327device bpf # Berkeley packet filter 328 329# USB support 330options USB_DEBUG # enable debug msgs 331device uhci # UHCI PCI->USB interface 332device ohci # OHCI PCI->USB interface 333device ehci # EHCI PCI->USB interface (USB 2.0) 334device xhci # XHCI PCI->USB interface (USB 3.0) 335device usb # USB Bus (required) 336device ukbd # Keyboard 337device umass # Disks/Mass storage - Requires scbus and da 338 339# Sound support 340device sound # Generic sound driver (required) 341device snd_cmi # CMedia CMI8338/CMI8738 342device snd_csa # Crystal Semiconductor CS461x/428x 343device snd_emu10kx # Creative SoundBlaster Live! and Audigy 344device snd_es137x # Ensoniq AudioPCI ES137x 345device snd_hda # Intel High Definition Audio 346device snd_ich # Intel, NVidia and other ICH AC'97 Audio 347device snd_via8233 # VIA VT8233x Audio 348 349# MMC/SD 350device mmc # MMC/SD bus 351device mmcsd # MMC/SD memory card 352device sdhci # Generic PCI SD Host Controller 353 354# VirtIO support 355device virtio # Generic VirtIO bus (required) 356device virtio_pci # VirtIO PCI device 357device vtnet # VirtIO Ethernet device 358device virtio_blk # VirtIO Block device 359device virtio_scsi # VirtIO SCSI device 360device virtio_balloon # VirtIO Memory Balloon device 361 362# HyperV drivers and enhancement support 363device hyperv # HyperV drivers 364 365# Xen HVM Guest Optimizations 366# NOTE: XENHVM depends on xenpci. They must be added or removed together. 367options XENHVM # Xen HVM kernel infrastructure 368device xenpci # Xen HVM Hypervisor services driver 369 370# Netmap provides direct access to TX/RX rings on supported NICs 371device netmap # netmap(4) support 372 373# evdev interface 374options EVDEV_SUPPORT # evdev support in legacy drivers 375device evdev # input event device support 376device uinput # install /dev/uinput cdev 377