Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/i386/conf/GENERIC
Version:
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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://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: releng/12.0/sys/i386/conf/GENERIC 339704 2018-10-25 05:18:25Z imp $ 20 21 cpu I486_CPU 22 cpu I586_CPU 23 cpu I686_CPU 24 ident GENERIC 25 26 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 27 makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 28 29 options SCHED_ULE # ULE scheduler 30 options PREEMPTION # Enable kernel thread preemption 31 options VIMAGE # Subsystem virtualization, e.g. VNET 32 options INET # InterNETworking 33 options INET6 # IPv6 communications protocols 34 options IPSEC # IP (v4/v6) security 35 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 36 options TCP_HHOOK # hhook(9) framework for TCP 37 options TCP_OFFLOAD # TCP offload 38 options SCTP # Stream Control Transmission Protocol 39 options FFS # Berkeley Fast Filesystem 40 options SOFTUPDATES # Enable FFS soft updates support 41 options UFS_ACL # Support for access control lists 42 options UFS_DIRHASH # Improve performance on big directories 43 options UFS_GJOURNAL # Enable gjournal-based UFS journaling 44 options QUOTA # Enable disk quotas for UFS 45 options MD_ROOT # MD is a potential root device 46 options NFSCL # Network Filesystem Client 47 options NFSD # Network Filesystem Server 48 options NFSLOCKD # Network Lock Manager 49 options NFS_ROOT # NFS usable as /, requires NFSCL 50 options MSDOSFS # MSDOS Filesystem 51 options CD9660 # ISO 9660 Filesystem 52 options PROCFS # Process filesystem (requires PSEUDOFS) 53 options PSEUDOFS # Pseudo-filesystem framework 54 options GEOM_RAID # Soft RAID functionality. 55 options GEOM_LABEL # Provides labelization 56 options COMPAT_FREEBSD4 # Compatible with FreeBSD4 57 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 58 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 59 options COMPAT_FREEBSD7 # Compatible with FreeBSD7 60 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 61 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 62 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 63 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 64 options KTRACE # ktrace(1) support 65 options STACK # stack(9) support 66 options SYSVSHM # SYSV-style shared memory 67 options SYSVMSG # SYSV-style message queues 68 options SYSVSEM # SYSV-style semaphores 69 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 70 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 71 options KBD_INSTALL_CDEV # install a CDEV entry in /dev 72 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 73 options AUDIT # Security event auditing 74 options CAPABILITY_MODE # Capsicum capability mode 75 options CAPABILITIES # Capsicum capabilities 76 options MAC # TrustedBSD MAC Framework 77 options KDTRACE_HOOKS # Kernel DTrace hooks 78 options DDB_CTF # Kernel ELF linker loads CTF data 79 options INCLUDE_CONFIG_FILE # Include this file in kernel 80 options RACCT # Resource accounting framework 81 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 82 options RCTL # Resource limits 83 84 # Debugging support. Always need this: 85 options KDB # Enable kernel debugger support. 86 options KDB_TRACE # Print a stack trace for a panic. 87 88 # Kernel dump features. 89 options EKCD # Support for encrypted kernel dumps 90 options GZIO # gzip-compressed kernel and user dumps 91 options ZSTDIO # zstd-compressed kernel and user dumps 92 options NETDUMP # netdump(4) client support 93 94 # To make an SMP kernel, the next two lines are needed 95 options SMP # Symmetric MultiProcessor Kernel 96 device apic # I/O APIC 97 options EARLY_AP_STARTUP 98 99 # CPU frequency control 100 device cpufreq 101 102 # Bus support. 103 device acpi 104 device pci 105 options PCI_HP # PCI-Express native HotPlug 106 options PCI_IOV # PCI SR-IOV support 107 108 # Floppy drives 109 device fdc 110 111 # ATA controllers 112 device ahci # AHCI-compatible SATA controllers 113 device ata # Legacy ATA/SATA controllers 114 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA 115 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA 116 117 # SCSI Controllers 118 device ahc # AHA2940 and onboard AIC7xxx devices 119 device esp # AMD Am53C974 (Tekram DC-390(T)) 120 device hptiop # Highpoint RocketRaid 3xxx series 121 device isp # Qlogic family 122 #device ispfw # Firmware for QLogic HBAs- normally a module 123 device mpt # LSI-Logic MPT-Fusion 124 device mps # LSI-Logic MPT-Fusion 2 125 device mpr # LSI-Logic MPT-Fusion 3 126 #device ncr # NCR/Symbios Logic 127 device sym # NCR/Symbios Logic (newer chipsets + those of `ncr') 128 device trm # Tekram DC395U/UW/F DC315U adapters 129 device isci # Intel C600 SAS controller 130 131 # ATA/SCSI peripherals 132 device scbus # SCSI bus (required for ATA/SCSI) 133 device ch # SCSI media changers 134 device da # Direct Access (disks) 135 device sa # Sequential Access (tape etc) 136 device cd # CD 137 device pass # Passthrough device (direct ATA/SCSI access) 138 device ses # Enclosure Services (SES and SAF-TE) 139 #device ctl # CAM Target Layer 140 141 # RAID controllers interfaced to the SCSI subsystem 142 device amr # AMI MegaRAID 143 device arcmsr # Areca SATA II RAID 144 device ciss # Compaq Smart RAID 5* 145 device dpt # DPT Smartcache III, IV - See NOTES for options 146 device hptmv # Highpoint RocketRAID 182x 147 device hptnr # Highpoint DC7280, R750 148 device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx 149 device hpt27xx # Highpoint RocketRAID 27xx 150 device iir # Intel Integrated RAID 151 device ips # IBM (Adaptec) ServeRAID 152 device mly # Mylex AcceleRAID/eXtremeRAID 153 device twa # 3ware 9000 series PATA/SATA RAID 154 device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller 155 156 # RAID controllers 157 device aac # Adaptec FSA RAID 158 device aacp # SCSI passthrough for aac (requires CAM) 159 device aacraid # Adaptec by PMC RAID 160 device ida # Compaq Smart RAID 161 device mfi # LSI MegaRAID SAS 162 device mlx # Mylex DAC960 family 163 device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 164 device pmspcv # PMC-Sierra SAS/SATA Controller driver 165 device pst # Promise Supertrak SX6000 166 device twe # 3ware ATA RAID 167 168 # NVM Express (NVMe) support 169 device nvme # base NVMe driver 170 device nvd # expose NVMe namespace as disks, depends on nvme 171 172 # atkbdc0 controls both the keyboard and the PS/2 mouse 173 device atkbdc # AT keyboard controller 174 device atkbd # AT keyboard 175 device psm # PS/2 mouse 176 177 device kbdmux # keyboard multiplexer 178 179 device vga # VGA video card driver 180 options VESA # Add support for VESA BIOS Extensions (VBE) 181 182 device splash # Splash screen and screen saver support 183 184 # syscons is the default console driver, resembling an SCO console 185 device sc 186 options SC_PIXEL_MODE # add support for the raster text mode 187 188 # vt is the new video console driver 189 device vt 190 device vt_vga 191 192 device agp # support several AGP chipsets 193 194 # Power management support (see NOTES for more options) 195 #device apm 196 197 # PCCARD (PCMCIA) support 198 # PCMCIA and cardbus bridge support 199 device cbb # cardbus (yenta) bridge 200 device pccard # PC Card (16-bit) bus 201 device cardbus # CardBus (32-bit) bus 202 203 # Serial (COM) ports 204 device uart # Generic UART driver 205 206 # Parallel port 207 device ppc 208 device ppbus # Parallel port bus (required) 209 device lpt # Printer 210 device ppi # Parallel port interface device 211 #device vpo # Requires scbus and da 212 213 device puc # Multi I/O cards and multi-channel UARTs 214 215 # PCI Ethernet NICs. 216 device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE 217 device de # DEC/Intel DC21x4x (``Tulip'') 218 device em # Intel PRO/1000 Gigabit Ethernet Family 219 device le # AMD Am7900 LANCE and Am79C9xx PCnet 220 device ti # Alteon Networks Tigon I/II gigabit Ethernet 221 device txp # 3Com 3cR990 (``Typhoon'') 222 device vx # 3Com 3c590, 3c595 (``Vortex'') 223 224 # PCI Ethernet NICs that use the common MII bus controller code. 225 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! 226 device miibus # MII bus support 227 device ae # Attansic/Atheros L2 FastEthernet 228 device age # Attansic/Atheros L1 Gigabit Ethernet 229 device alc # Atheros AR8131/AR8132 Ethernet 230 device ale # Atheros AR8121/AR8113/AR8114 Ethernet 231 device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 232 device bfe # Broadcom BCM440x 10/100 Ethernet 233 device bge # Broadcom BCM570xx Gigabit Ethernet 234 device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 235 device dc # DEC/Intel 21143 and various workalikes 236 device et # Agere ET1310 10/100/Gigabit Ethernet 237 device fxp # Intel EtherExpress PRO/100B (82557, 82558) 238 device gem # Sun GEM/Sun ERI/Apple GMAC 239 device hme # Sun HME (Happy Meal Ethernet) 240 device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 241 device lge # Level 1 LXT1001 gigabit Ethernet 242 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 243 device nfe # nVidia nForce MCP on-board Ethernet 244 device nge # NatSemi DP83820 gigabit Ethernet 245 device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le') 246 device re # RealTek 8139C+/8169/8169S/8110S 247 device rl # RealTek 8129/8139 248 device sf # Adaptec AIC-6915 (``Starfire'') 249 device sge # Silicon Integrated Systems SiS190/191 250 device sis # Silicon Integrated Systems SiS 900/SiS 7016 251 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 252 device ste # Sundance ST201 (D-Link DFE-550TX) 253 device stge # Sundance/Tamarack TC9021 gigabit Ethernet 254 device tl # Texas Instruments ThunderLAN 255 device tx # SMC EtherPower II (83c170 ``EPIC'') 256 device vge # VIA VT612x gigabit Ethernet 257 device vr # VIA Rhine, Rhine II 258 device vte # DM&P Vortex86 RDC R6040 Fast Ethernet 259 device wb # Winbond W89C840F 260 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 261 262 # ISA Ethernet NICs. pccard NICs included. 263 device cs # Crystal Semiconductor CS89x0 NIC 264 # 'device ed' requires 'device miibus' 265 device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards 266 device ex # Intel EtherExpress Pro/10 and Pro/10+ 267 device ep # Etherlink III based cards 268 device fe # Fujitsu MB8696x based cards 269 device sn # SMC's 9000 series of Ethernet chips 270 device xe # Xircom pccard Ethernet 271 272 # Wireless NIC cards 273 device wlan # 802.11 support 274 options IEEE80211_DEBUG # enable debug msgs 275 options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's 276 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support 277 device wlan_wep # 802.11 WEP support 278 device wlan_ccmp # 802.11 CCMP support 279 device wlan_tkip # 802.11 TKIP support 280 device wlan_amrr # AMRR transmit rate control algorithm 281 device an # Aironet 4500/4800 802.11 wireless NICs. 282 device ath # Atheros NICs 283 device ath_pci # Atheros pci/cardbus glue 284 device ath_hal # pci/cardbus chip support 285 options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors 286 options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation 287 options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later 288 device ath_rate_sample # SampleRate tx rate control for ath 289 #device bwi # Broadcom BCM430x/BCM431x wireless NICs. 290 #device bwn # Broadcom BCM43xx wireless NICs. 291 device ipw # Intel 2100 wireless NICs. 292 device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. 293 device iwn # Intel 4965/1000/5000/6000 wireless NICs. 294 device malo # Marvell Libertas wireless NICs. 295 device mwl # Marvell 88W8363 802.11n wireless NICs. 296 device ral # Ralink Technology RT2500 wireless NICs. 297 device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs. 298 device wpi # Intel 3945ABG wireless NICs. 299 300 # Pseudo devices. 301 device crypto # core crypto support 302 device loop # Network loopback 303 device random # Entropy device 304 device padlock_rng # VIA Padlock RNG 305 device rdrand_rng # Intel Bull Mountain RNG 306 device ether # Ethernet support 307 device vlan # 802.1Q VLAN support 308 device tun # Packet tunnel. 309 device md # Memory "disks" 310 device gif # IPv6 and IPv4 tunneling 311 device firmware # firmware assist module 312 313 # The `bpf' device enables the Berkeley Packet Filter. 314 # Be aware of the administrative consequences of enabling this! 315 # Note that 'bpf' is required for DHCP. 316 device bpf # Berkeley packet filter 317 318 # USB support 319 options USB_DEBUG # enable debug msgs 320 device uhci # UHCI PCI->USB interface 321 device ohci # OHCI PCI->USB interface 322 device ehci # EHCI PCI->USB interface (USB 2.0) 323 device xhci # XHCI PCI->USB interface (USB 3.0) 324 device usb # USB Bus (required) 325 device ukbd # Keyboard 326 device umass # Disks/Mass storage - Requires scbus and da 327 328 # Sound support 329 device sound # Generic sound driver (required) 330 device snd_cmi # CMedia CMI8338/CMI8738 331 device snd_csa # Crystal Semiconductor CS461x/428x 332 device snd_emu10kx # Creative SoundBlaster Live! and Audigy 333 device snd_es137x # Ensoniq AudioPCI ES137x 334 device snd_hda # Intel High Definition Audio 335 device snd_ich # Intel, NVidia and other ICH AC'97 Audio 336 device snd_via8233 # VIA VT8233x Audio 337 338 # MMC/SD 339 device mmc # MMC/SD bus 340 device mmcsd # MMC/SD memory card 341 device sdhci # Generic PCI SD Host Controller 342 343 # VirtIO support 344 device virtio # Generic VirtIO bus (required) 345 device virtio_pci # VirtIO PCI device 346 device vtnet # VirtIO Ethernet device 347 device virtio_blk # VirtIO Block device 348 device virtio_scsi # VirtIO SCSI device 349 device virtio_balloon # VirtIO Memory Balloon device 350 351 # HyperV drivers and enchancement support 352 device hyperv # HyperV drivers 353 354 # Xen HVM Guest Optimizations 355 # NOTE: XENHVM depends on xenpci. They must be added or removed together. 356 options XENHVM # Xen HVM kernel infrastructure 357 device xenpci # Xen HVM Hypervisor services driver 358 359 # VMware support 360 device vmx # VMware VMXNET3 Ethernet
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