The Design and Implementation of the FreeBSD Operating System, Second Edition
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

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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 #    http://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 (http://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/10.0/sys/i386/conf/GENERIC 256329 2013-10-11 19:43:37Z gjb $
   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         INET                    # InterNETworking
   32 options         INET6                   # IPv6 communications protocols
   33 options         TCP_OFFLOAD             # TCP offload
   34 options         SCTP                    # Stream Control Transmission Protocol
   35 options         FFS                     # Berkeley Fast Filesystem
   36 options         SOFTUPDATES             # Enable FFS soft updates support
   37 options         UFS_ACL                 # Support for access control lists
   38 options         UFS_DIRHASH             # Improve performance on big directories
   39 options         UFS_GJOURNAL            # Enable gjournal-based UFS journaling
   40 options         QUOTA                   # Enable disk quotas for UFS
   41 options         MD_ROOT                 # MD is a potential root device
   42 options         NFSCL                   # New Network Filesystem Client
   43 options         NFSD                    # New Network Filesystem Server
   44 options         NFSLOCKD                # Network Lock Manager
   45 options         NFS_ROOT                # NFS usable as /, requires NFSCL
   46 options         MSDOSFS                 # MSDOS Filesystem
   47 options         CD9660                  # ISO 9660 Filesystem
   48 options         PROCFS                  # Process filesystem (requires PSEUDOFS)
   49 options         PSEUDOFS                # Pseudo-filesystem framework
   50 options         GEOM_PART_GPT           # GUID Partition Tables.
   51 options         GEOM_RAID               # Soft RAID functionality.
   52 options         GEOM_LABEL              # Provides labelization
   53 options         COMPAT_FREEBSD4         # Compatible with FreeBSD4
   54 options         COMPAT_FREEBSD5         # Compatible with FreeBSD5
   55 options         COMPAT_FREEBSD6         # Compatible with FreeBSD6
   56 options         COMPAT_FREEBSD7         # Compatible with FreeBSD7
   57 options         SCSI_DELAY=5000         # Delay (in ms) before probing SCSI
   58 options         KTRACE                  # ktrace(1) support
   59 options         STACK                   # stack(9) support
   60 options         SYSVSHM                 # SYSV-style shared memory
   61 options         SYSVMSG                 # SYSV-style message queues
   62 options         SYSVSEM                 # SYSV-style semaphores
   63 options         _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
   64 options         PRINTF_BUFR_SIZE=128    # Prevent printf output being interspersed.
   65 options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
   66 options         HWPMC_HOOKS             # Necessary kernel hooks for hwpmc(4)
   67 options         AUDIT                   # Security event auditing
   68 options         CAPABILITY_MODE         # Capsicum capability mode
   69 options         CAPABILITIES            # Capsicum capabilities
   70 options         PROCDESC                # Support for process descriptors
   71 options         MAC                     # TrustedBSD MAC Framework
   72 options         KDTRACE_HOOKS           # Kernel DTrace hooks
   73 options         DDB_CTF                 # Kernel ELF linker loads CTF data
   74 options         INCLUDE_CONFIG_FILE     # Include this file in kernel
   75 
   76 # Debugging support.  Always need this:
   77 options         KDB                     # Enable kernel debugger support.
   78 options         KDB_TRACE               # Print a stack trace for a panic.
   79 
   80 # To make an SMP kernel, the next two lines are needed
   81 options         SMP                     # Symmetric MultiProcessor Kernel
   82 device          apic                    # I/O APIC
   83 
   84 # CPU frequency control
   85 device          cpufreq
   86 
   87 # Bus support.
   88 device          acpi
   89 device          eisa
   90 device          pci
   91 
   92 # Floppy drives
   93 device          fdc
   94 
   95 # ATA controllers
   96 device          ahci            # AHCI-compatible SATA controllers
   97 device          ata             # Legacy ATA/SATA controllers
   98 options         ATA_STATIC_ID   # Static device numbering
   99 device          mvs             # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
  100 device          siis            # SiliconImage SiI3124/SiI3132/SiI3531 SATA
  101 
  102 # SCSI Controllers
  103 device          ahb             # EISA AHA1742 family
  104 device          ahc             # AHA2940 and onboard AIC7xxx devices
  105 options         AHC_REG_PRETTY_PRINT    # Print register bitfields in debug
  106                                         # output.  Adds ~128k to driver.
  107 device          ahd             # AHA39320/29320 and onboard AIC79xx devices
  108 options         AHD_REG_PRETTY_PRINT    # Print register bitfields in debug
  109                                         # output.  Adds ~215k to driver.
  110 device          esp             # AMD Am53C974 (Tekram DC-390(T))
  111 device          hptiop          # Highpoint RocketRaid 3xxx series
  112 device          isp             # Qlogic family
  113 #device         ispfw           # Firmware for QLogic HBAs- normally a module
  114 device          mpt             # LSI-Logic MPT-Fusion
  115 device          mps             # LSI-Logic MPT-Fusion 2
  116 #device         ncr             # NCR/Symbios Logic
  117 device          sym             # NCR/Symbios Logic (newer chipsets + those of `ncr')
  118 device          trm             # Tekram DC395U/UW/F DC315U adapters
  119 
  120 device          adv             # Advansys SCSI adapters
  121 device          adw             # Advansys wide SCSI adapters
  122 device          aha             # Adaptec 154x SCSI adapters
  123 device          aic             # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
  124 device          bt              # Buslogic/Mylex MultiMaster SCSI adapters
  125 
  126 device          ncv             # NCR 53C500
  127 device          nsp             # Workbit Ninja SCSI-3
  128 device          stg             # TMC 18C30/18C50
  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          asr             # DPT SmartRAID V, VI and Adaptec SCSI RAID
  145 device          ciss            # Compaq Smart RAID 5*
  146 device          dpt             # DPT Smartcache III, IV - See NOTES for options
  147 device          hptmv           # Highpoint RocketRAID 182x
  148 device          hptnr           # Highpoint DC7280, R750
  149 device          hptrr           # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
  150 device          hpt27xx         # Highpoint RocketRAID 27xx
  151 device          iir             # Intel Integrated RAID
  152 device          ips             # IBM (Adaptec) ServeRAID
  153 device          mly             # Mylex AcceleRAID/eXtremeRAID
  154 device          twa             # 3ware 9000 series PATA/SATA RAID
  155 device          tws             # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
  156 
  157 # RAID controllers
  158 device          aac             # Adaptec FSA RAID
  159 device          aacp            # SCSI passthrough for aac (requires CAM)
  160 device          aacraid         # Adaptec by PMC RAID
  161 device          ida             # Compaq Smart RAID
  162 device          mfi             # LSI MegaRAID SAS
  163 device          mlx             # Mylex DAC960 family
  164 device          pst             # Promise Supertrak SX6000
  165 device          twe             # 3ware ATA RAID
  166 
  167 # atkbdc0 controls both the keyboard and the PS/2 mouse
  168 device          atkbdc          # AT keyboard controller
  169 device          atkbd           # AT keyboard
  170 device          psm             # PS/2 mouse
  171 
  172 device          kbdmux          # keyboard multiplexer
  173 
  174 device          vga             # VGA video card driver
  175 options         VESA            # Add support for VESA BIOS Extensions (VBE)
  176 
  177 device          splash          # Splash screen and screen saver support
  178 
  179 # syscons is the default console driver, resembling an SCO console
  180 device          sc
  181 options         SC_PIXEL_MODE   # add support for the raster text mode
  182 
  183 device          agp             # support several AGP chipsets
  184 
  185 # Power management support (see NOTES for more options)
  186 #device         apm
  187 # Add suspend/resume support for the i8254.
  188 device          pmtimer
  189 
  190 # PCCARD (PCMCIA) support
  191 # PCMCIA and cardbus bridge support
  192 device          cbb             # cardbus (yenta) bridge
  193 device          pccard          # PC Card (16-bit) bus
  194 device          cardbus         # CardBus (32-bit) bus
  195 
  196 # Serial (COM) ports
  197 device          uart            # Generic UART driver
  198 
  199 # Parallel port
  200 device          ppc
  201 device          ppbus           # Parallel port bus (required)
  202 device          lpt             # Printer
  203 device          ppi             # Parallel port interface device
  204 #device         vpo             # Requires scbus and da
  205 
  206 device          puc             # Multi I/O cards and multi-channel UARTs
  207 
  208 # PCI Ethernet NICs.
  209 device          bxe             # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
  210 device          de              # DEC/Intel DC21x4x (``Tulip'')
  211 device          em              # Intel PRO/1000 Gigabit Ethernet Family
  212 device          igb             # Intel PRO/1000 PCIE Server Gigabit Family
  213 device          ixgb            # Intel PRO/10GbE Ethernet Card
  214 device          le              # AMD Am7900 LANCE and Am79C9xx PCnet
  215 device          ti              # Alteon Networks Tigon I/II gigabit Ethernet
  216 device          txp             # 3Com 3cR990 (``Typhoon'')
  217 device          vx              # 3Com 3c590, 3c595 (``Vortex'')
  218 
  219 # PCI Ethernet NICs that use the common MII bus controller code.
  220 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
  221 device          miibus          # MII bus support
  222 device          ae              # Attansic/Atheros L2 FastEthernet
  223 device          age             # Attansic/Atheros L1 Gigabit Ethernet
  224 device          alc             # Atheros AR8131/AR8132 Ethernet
  225 device          ale             # Atheros AR8121/AR8113/AR8114 Ethernet
  226 device          bce             # Broadcom BCM5706/BCM5708 Gigabit Ethernet
  227 device          bfe             # Broadcom BCM440x 10/100 Ethernet
  228 device          bge             # Broadcom BCM570xx Gigabit Ethernet
  229 device          cas             # Sun Cassini/Cassini+ and NS DP83065 Saturn
  230 device          dc              # DEC/Intel 21143 and various workalikes
  231 device          et              # Agere ET1310 10/100/Gigabit Ethernet
  232 device          fxp             # Intel EtherExpress PRO/100B (82557, 82558)
  233 device          gem             # Sun GEM/Sun ERI/Apple GMAC
  234 device          hme             # Sun HME (Happy Meal Ethernet)
  235 device          jme             # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
  236 device          lge             # Level 1 LXT1001 gigabit Ethernet
  237 device          msk             # Marvell/SysKonnect Yukon II Gigabit Ethernet
  238 device          nfe             # nVidia nForce MCP on-board Ethernet
  239 device          nge             # NatSemi DP83820 gigabit Ethernet
  240 #device         nve             # nVidia nForce MCP on-board Ethernet Networking
  241 device          pcn             # AMD Am79C97x PCI 10/100 (precedence over 'le')
  242 device          re              # RealTek 8139C+/8169/8169S/8110S
  243 device          rl              # RealTek 8129/8139
  244 device          sf              # Adaptec AIC-6915 (``Starfire'')
  245 device          sge             # Silicon Integrated Systems SiS190/191
  246 device          sis             # Silicon Integrated Systems SiS 900/SiS 7016
  247 device          sk              # SysKonnect SK-984x & SK-982x gigabit Ethernet
  248 device          ste             # Sundance ST201 (D-Link DFE-550TX)
  249 device          stge            # Sundance/Tamarack TC9021 gigabit Ethernet
  250 device          tl              # Texas Instruments ThunderLAN
  251 device          tx              # SMC EtherPower II (83c170 ``EPIC'')
  252 device          vge             # VIA VT612x gigabit Ethernet
  253 device          vr              # VIA Rhine, Rhine II
  254 device          vte             # DM&P Vortex86 RDC R6040 Fast Ethernet
  255 device          wb              # Winbond W89C840F
  256 device          xl              # 3Com 3c90x (``Boomerang'', ``Cyclone'')
  257 
  258 # ISA Ethernet NICs.  pccard NICs included.
  259 device          cs              # Crystal Semiconductor CS89x0 NIC
  260 # 'device ed' requires 'device miibus'
  261 device          ed              # NE[12]000, SMC Ultra, 3c503, DS8390 cards
  262 device          ex              # Intel EtherExpress Pro/10 and Pro/10+
  263 device          ep              # Etherlink III based cards
  264 device          fe              # Fujitsu MB8696x based cards
  265 device          ie              # EtherExpress 8/16, 3C507, StarLAN 10 etc.
  266 device          sn              # SMC's 9000 series of Ethernet chips
  267 device          xe              # Xircom pccard Ethernet
  268 
  269 # Wireless NIC cards
  270 device          wlan            # 802.11 support
  271 options         IEEE80211_DEBUG # enable debug msgs
  272 options         IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
  273 options         IEEE80211_SUPPORT_MESH  # enable 802.11s draft support
  274 device          wlan_wep        # 802.11 WEP support
  275 device          wlan_ccmp       # 802.11 CCMP support
  276 device          wlan_tkip       # 802.11 TKIP support
  277 device          wlan_amrr       # AMRR transmit rate control algorithm
  278 device          an              # Aironet 4500/4800 802.11 wireless NICs.
  279 device          ath             # Atheros NICs
  280 device          ath_pci         # Atheros pci/cardbus glue
  281 device          ath_hal         # pci/cardbus chip support
  282 options         AH_SUPPORT_AR5416       # enable AR5416 tx/rx descriptors
  283 options         AH_AR5416_INTERRUPT_MITIGATION  # AR5416 interrupt mitigation
  284 options         ATH_ENABLE_11N  # Enable 802.11n support for AR5416 and later
  285 device          ath_rate_sample # SampleRate tx rate control for ath
  286 #device         bwi             # Broadcom BCM430x/BCM431x wireless NICs.
  287 #device         bwn             # Broadcom BCM43xx wireless NICs.
  288 device          ipw             # Intel 2100 wireless NICs.
  289 device          iwi             # Intel 2200BG/2225BG/2915ABG wireless NICs.
  290 device          iwn             # Intel 4965/1000/5000/6000 wireless NICs.
  291 device          malo            # Marvell Libertas wireless NICs.
  292 device          mwl             # Marvell 88W8363 802.11n wireless NICs.
  293 device          ral             # Ralink Technology RT2500 wireless NICs.
  294 device          wi              # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
  295 #device         wl              # Older non 802.11 Wavelan wireless NIC.
  296 device          wpi             # Intel 3945ABG wireless NICs.
  297 
  298 # Pseudo devices.
  299 device          loop            # Network loopback
  300 device          random          # Entropy device
  301 device          padlock_rng     # VIA Padlock RNG
  302 device          rdrand_rng      # Intel Bull Mountain RNG
  303 device          ether           # Ethernet support
  304 device          vlan            # 802.1Q VLAN support
  305 device          tun             # Packet tunnel.
  306 device          md              # Memory "disks"
  307 device          gif             # IPv6 and IPv4 tunneling
  308 device          faith           # IPv6-to-IPv4 relaying (translation)
  309 device          firmware        # firmware assist module
  310 
  311 # The `bpf' device enables the Berkeley Packet Filter.
  312 # Be aware of the administrative consequences of enabling this!
  313 # Note that 'bpf' is required for DHCP.
  314 device          bpf             # Berkeley packet filter
  315 
  316 # USB support
  317 options         USB_DEBUG       # enable debug msgs
  318 device          uhci            # UHCI PCI->USB interface
  319 device          ohci            # OHCI PCI->USB interface
  320 device          ehci            # EHCI PCI->USB interface (USB 2.0)
  321 device          xhci            # XHCI PCI->USB interface (USB 3.0)
  322 device          usb             # USB Bus (required)
  323 device          ukbd            # Keyboard
  324 device          umass           # Disks/Mass storage - Requires scbus and da
  325 
  326 # Sound support
  327 device          sound           # Generic sound driver (required)
  328 device          snd_cmi         # CMedia CMI8338/CMI8738
  329 device          snd_csa         # Crystal Semiconductor CS461x/428x
  330 device          snd_emu10kx     # Creative SoundBlaster Live! and Audigy
  331 device          snd_es137x      # Ensoniq AudioPCI ES137x
  332 device          snd_hda         # Intel High Definition Audio
  333 device          snd_ich         # Intel, NVidia and other ICH AC'97 Audio
  334 device          snd_via8233     # VIA VT8233x Audio
  335 
  336 # MMC/SD
  337 device          mmc             # MMC/SD bus
  338 device          mmcsd           # MMC/SD memory card
  339 device          sdhci           # Generic PCI SD Host Controller
  340 
  341 # VirtIO support
  342 device          virtio          # Generic VirtIO bus (required)
  343 device          virtio_pci      # VirtIO PCI device
  344 device          vtnet           # VirtIO Ethernet device
  345 device          virtio_blk      # VirtIO Block device
  346 device          virtio_scsi     # VirtIO SCSI device
  347 device          virtio_balloon  # VirtIO Memory Balloon device
  348 
  349 # Xen HVM Guest Optimizations
  350 # NOTE: XENHVM depends on xenpci.  They must be added or removed together.
  351 options         XENHVM          # Xen HVM kernel infrastructure
  352 device          xenpci          # Xen HVM Hypervisor services driver
  353 
  354 # VMware support
  355 device          vmx             # VMware VMXNET3 Ethernet

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