2 # GENERIC -- Generic kernel configuration file for FreeBSD/i386
4 # For more information on this file, please read the config(5) manual page,
5 # and/or the handbook section on Kernel Configuration Files:
7 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
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
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
26 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
27 makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support
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 MAC # TrustedBSD MAC Framework
69 options KDTRACE_HOOKS # Kernel DTrace hooks
70 options INCLUDE_CONFIG_FILE # Include this file in kernel
71 options KDB # Kernel debugger related code
72 options KDB_TRACE # Print a stack trace for a panic
73 options DDB_CTF # kernel ELF linker loads CTF data
75 # To make an SMP kernel, the next two lines are needed
76 options SMP # Symmetric MultiProcessor Kernel
77 device apic # I/O APIC
79 # CPU frequency control
91 device ahci # AHCI-compatible SATA controllers
92 device ata # Legacy ATA/SATA controllers
93 options ATA_CAM # Handle legacy controllers with CAM
94 options ATA_STATIC_ID # Static device numbering
95 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
96 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
99 device ahb # EISA AHA1742 family
100 device ahc # AHA2940 and onboard AIC7xxx devices
101 options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
102 # output. Adds ~128k to driver.
103 device ahd # AHA39320/29320 and onboard AIC79xx devices
104 options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
105 # output. Adds ~215k to driver.
106 device esp # AMD Am53C974 (Tekram DC-390(T))
107 device hptiop # Highpoint RocketRaid 3xxx series
108 device isp # Qlogic family
109 #device ispfw # Firmware for QLogic HBAs- normally a module
110 device mpt # LSI-Logic MPT-Fusion
111 #device ncr # NCR/Symbios Logic
112 device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
113 device trm # Tekram DC395U/UW/F DC315U adapters
115 device adv # Advansys SCSI adapters
116 device adw # Advansys wide SCSI adapters
117 device aha # Adaptec 154x SCSI adapters
118 device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
119 device bt # Buslogic/Mylex MultiMaster SCSI adapters
121 device ncv # NCR 53C500
122 device nsp # Workbit Ninja SCSI-3
123 device stg # TMC 18C30/18C50
124 device isci # Intel C600 SAS controller
126 # ATA/SCSI peripherals
127 device scbus # SCSI bus (required for ATA/SCSI)
128 device ch # SCSI media changers
129 device da # Direct Access (disks)
130 device sa # Sequential Access (tape etc)
132 device pass # Passthrough device (direct ATA/SCSI access)
133 device ses # Enclosure Services (SES and SAF-TE)
134 #device ctl # CAM Target Layer
136 # RAID controllers interfaced to the SCSI subsystem
137 device amr # AMI MegaRAID
138 device arcmsr # Areca SATA II RAID
139 device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID
140 device ciss # Compaq Smart RAID 5*
141 device dpt # DPT Smartcache III, IV - See NOTES for options
142 device hptmv # Highpoint RocketRAID 182x
143 device hptnr # Highpoint DC7280, R750
144 device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
145 device hpt27xx # Highpoint RocketRAID 27xx
146 device iir # Intel Integrated RAID
147 device ips # IBM (Adaptec) ServeRAID
148 device mly # Mylex AcceleRAID/eXtremeRAID
149 device twa # 3ware 9000 series PATA/SATA RAID
150 device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
153 device aac # Adaptec FSA RAID
154 device aacp # SCSI passthrough for aac (requires CAM)
155 device aacraid # Adaptec by PMC RAID
156 device ida # Compaq Smart RAID
157 device mfi # LSI MegaRAID SAS
158 device mlx # Mylex DAC960 family
159 device pst # Promise Supertrak SX6000
160 device twe # 3ware ATA RAID
162 # atkbdc0 controls both the keyboard and the PS/2 mouse
163 device atkbdc # AT keyboard controller
164 device atkbd # AT keyboard
165 device psm # PS/2 mouse
167 device kbdmux # keyboard multiplexer
169 device vga # VGA video card driver
170 options VESA # Add support for VESA BIOS Extensions (VBE)
172 device splash # Splash screen and screen saver support
174 # syscons is the default console driver, resembling an SCO console
176 options SC_PIXEL_MODE # add support for the raster text mode
178 device agp # support several AGP chipsets
180 # Power management support (see NOTES for more options)
182 # Add suspend/resume support for the i8254.
185 # PCCARD (PCMCIA) support
186 # PCMCIA and cardbus bridge support
187 device cbb # cardbus (yenta) bridge
188 device pccard # PC Card (16-bit) bus
189 device cardbus # CardBus (32-bit) bus
192 device uart # Generic UART driver
196 device ppbus # Parallel port bus (required)
198 device plip # TCP/IP over parallel
199 device ppi # Parallel port interface device
200 #device vpo # Requires scbus and da
202 device puc # Multi I/O cards and multi-channel UARTs
205 device bxe # Broadcom BCM57710/BCM57711/BCM57711E 10Gb Ethernet
206 device de # DEC/Intel DC21x4x (``Tulip'')
207 device em # Intel PRO/1000 Gigabit Ethernet Family
208 device igb # Intel PRO/1000 PCIE Server Gigabit Family
209 device ixgb # Intel PRO/10GbE Ethernet Card
210 device le # AMD Am7900 LANCE and Am79C9xx PCnet
211 device ti # Alteon Networks Tigon I/II gigabit Ethernet
212 device txp # 3Com 3cR990 (``Typhoon'')
213 device vx # 3Com 3c590, 3c595 (``Vortex'')
215 # PCI Ethernet NICs that use the common MII bus controller code.
216 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
217 device miibus # MII bus support
218 device ae # Attansic/Atheros L2 FastEthernet
219 device age # Attansic/Atheros L1 Gigabit Ethernet
220 device alc # Atheros AR8131/AR8132 Ethernet
221 device ale # Atheros AR8121/AR8113/AR8114 Ethernet
222 device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
223 device bfe # Broadcom BCM440x 10/100 Ethernet
224 device bge # Broadcom BCM570xx Gigabit Ethernet
225 device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn
226 device dc # DEC/Intel 21143 and various workalikes
227 device et # Agere ET1310 10/100/Gigabit Ethernet
228 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
229 device gem # Sun GEM/Sun ERI/Apple GMAC
230 device hme # Sun HME (Happy Meal Ethernet)
231 device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
232 device lge # Level 1 LXT1001 gigabit Ethernet
233 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
234 device nfe # nVidia nForce MCP on-board Ethernet
235 device nge # NatSemi DP83820 gigabit Ethernet
236 #device nve # nVidia nForce MCP on-board Ethernet Networking
237 device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
238 device re # RealTek 8139C+/8169/8169S/8110S
239 device rl # RealTek 8129/8139
240 device sf # Adaptec AIC-6915 (``Starfire'')
241 device sge # Silicon Integrated Systems SiS190/191
242 device sis # Silicon Integrated Systems SiS 900/SiS 7016
243 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
244 device ste # Sundance ST201 (D-Link DFE-550TX)
245 device stge # Sundance/Tamarack TC9021 gigabit Ethernet
246 device tl # Texas Instruments ThunderLAN
247 device tx # SMC EtherPower II (83c170 ``EPIC'')
248 device vge # VIA VT612x gigabit Ethernet
249 device vr # VIA Rhine, Rhine II
250 device vte # DM&P Vortex86 RDC R6040 Fast Ethernet
251 device wb # Winbond W89C840F
252 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
254 # ISA Ethernet NICs. pccard NICs included.
255 device cs # Crystal Semiconductor CS89x0 NIC
256 # 'device ed' requires 'device miibus'
257 device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
258 device ex # Intel EtherExpress Pro/10 and Pro/10+
259 device ep # Etherlink III based cards
260 device fe # Fujitsu MB8696x based cards
261 device ie # EtherExpress 8/16, 3C507, StarLAN 10 etc.
262 device sn # SMC's 9000 series of Ethernet chips
263 device xe # Xircom pccard Ethernet
266 device wlan # 802.11 support
267 options IEEE80211_DEBUG # enable debug msgs
268 options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
269 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
270 device wlan_wep # 802.11 WEP support
271 device wlan_ccmp # 802.11 CCMP support
272 device wlan_tkip # 802.11 TKIP support
273 device wlan_amrr # AMRR transmit rate control algorithm
274 device an # Aironet 4500/4800 802.11 wireless NICs.
275 device ath # Atheros NICs
276 device ath_pci # Atheros pci/cardbus glue
277 device ath_hal # pci/cardbus chip support
278 options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors
279 device ath_rate_sample # SampleRate tx rate control for ath
280 #device bwi # Broadcom BCM430x/BCM431x wireless NICs.
281 #device bwn # Broadcom BCM43xx wireless NICs.
282 device ipw # Intel 2100 wireless NICs.
283 device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs.
284 device iwn # Intel 4965/1000/5000/6000 wireless NICs.
285 device malo # Marvell Libertas wireless NICs.
286 device mwl # Marvell 88W8363 802.11n wireless NICs.
287 device ral # Ralink Technology RT2500 wireless NICs.
288 device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
289 #device wl # Older non 802.11 Wavelan wireless NIC.
290 device wpi # Intel 3945ABG wireless NICs.
293 device loop # Network loopback
294 device random # Entropy device
295 options PADLOCK_RNG # VIA Padlock RNG
296 options RDRAND_RNG # Intel Bull Mountain RNG
297 device ether # Ethernet support
298 device vlan # 802.1Q VLAN support
299 device tun # Packet tunnel.
300 device pty # BSD-style compatibility pseudo ttys
301 device md # Memory "disks"
302 device gif # IPv6 and IPv4 tunneling
303 device faith # IPv6-to-IPv4 relaying (translation)
304 device firmware # firmware assist module
306 # The `bpf' device enables the Berkeley Packet Filter.
307 # Be aware of the administrative consequences of enabling this!
308 # Note that 'bpf' is required for DHCP.
309 device bpf # Berkeley packet filter
312 options USB_DEBUG # enable debug msgs
313 device uhci # UHCI PCI->USB interface
314 device ohci # OHCI PCI->USB interface
315 device ehci # EHCI PCI->USB interface (USB 2.0)
316 device xhci # XHCI PCI->USB interface (USB 3.0)
317 device usb # USB Bus (required)
318 #device udbp # USB Double Bulk Pipe devices (needs netgraph)
319 device uhid # "Human Interface Devices"
320 device ukbd # Keyboard
321 device ulpt # Printer
322 device umass # Disks/Mass storage - Requires scbus and da
324 device urio # Diamond Rio 500 MP3 player
326 device u3g # USB-based 3G modems (Option, Huawei, Sierra)
327 device uark # Technologies ARK3116 based serial adapters
328 device ubsa # Belkin F5U103 and compatible serial adapters
329 device uftdi # For FTDI usb serial adapters
330 device uipaq # Some WinCE based devices
331 device uplcom # Prolific PL-2303 serial adapters
332 device uslcom # SI Labs CP2101/CP2102 serial adapters
333 device uvisor # Visor and Palm devices
334 device uvscom # USB serial support for DDI pocket's PHS
335 # USB Ethernet, requires miibus
336 device aue # ADMtek USB Ethernet
337 device axe # ASIX Electronics USB Ethernet
338 device cdce # Generic USB over Ethernet
339 device cue # CATC USB Ethernet
340 device kue # Kawasaki LSI USB Ethernet
341 device rue # RealTek RTL8150 USB Ethernet
342 device udav # Davicom DM9601E USB
344 device rum # Ralink Technology RT2501USB wireless NICs
345 device run # Ralink Technology RT2700/RT2800/RT3000 NICs.
346 device uath # Atheros AR5523 wireless NICs
347 device upgt # Conexant/Intersil PrismGT wireless NICs.
348 device ural # Ralink Technology RT2500USB wireless NICs
349 device urtw # Realtek RTL8187B/L wireless NICs
350 device zyd # ZyDAS zd1211/zd1211b wireless NICs
353 device sound # Generic sound driver (required)
354 device snd_cmi # CMedia CMI8338/CMI8738
355 device snd_csa # Crystal Semiconductor CS461x/428x
356 device snd_emu10kx # Creative SoundBlaster Live! and Audigy
357 device snd_es137x # Ensoniq AudioPCI ES137x
358 device snd_hda # Intel High Definition Audio
359 device snd_ich # Intel, NVidia and other ICH AC'97 Audio
360 device snd_uaudio # USB Audio
361 device snd_via8233 # VIA VT8233x Audio
364 device virtio # Generic VirtIO bus (required)
365 device virtio_pci # VirtIO PCI Interface
366 device vtnet # VirtIO Ethernet device
367 device virtio_blk # VirtIO Block device
368 device virtio_scsi # VirtIO SCSI device
369 device virtio_balloon # VirtIO Memory Balloon device