2 # GENERIC -- Generic kernel configuration file for FreeBSD/amd64
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
24 makeoptions DEBUG=-gdwarf-2 # Build kernel with gdb(1) debug symbols
25 makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support
27 options SCHED_ULE # ULE scheduler
28 options PREEMPTION # Enable kernel thread preemption
29 options INET # InterNETworking
30 options INET6 # IPv6 communications protocols
31 options TCP_OFFLOAD # TCP offload
32 options SCTP # Stream Control Transmission Protocol
33 options FFS # Berkeley Fast Filesystem
34 options SOFTUPDATES # Enable FFS soft updates support
35 options UFS_ACL # Support for access control lists
36 options UFS_DIRHASH # Improve performance on big directories
37 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
38 options QUOTA # Enable disk quotas for UFS
39 options MD_ROOT # MD is a potential root device
40 options NFSCL # New Network Filesystem Client
41 options NFSD # New Network Filesystem Server
42 options NFSLOCKD # Network Lock Manager
43 options NFS_ROOT # NFS usable as /, requires NFSCL
44 options MSDOSFS # MSDOS Filesystem
45 options CD9660 # ISO 9660 Filesystem
46 options PROCFS # Process filesystem (requires PSEUDOFS)
47 options PSEUDOFS # Pseudo-filesystem framework
48 options GEOM_PART_GPT # GUID Partition Tables.
49 options GEOM_RAID # Soft RAID functionality.
50 options GEOM_LABEL # Provides labelization
51 options COMPAT_FREEBSD32 # Compatible with i386 binaries
52 options COMPAT_FREEBSD4 # Compatible with FreeBSD4
53 options COMPAT_FREEBSD5 # Compatible with FreeBSD5
54 options COMPAT_FREEBSD6 # Compatible with FreeBSD6
55 options COMPAT_FREEBSD7 # Compatible with FreeBSD7
56 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
57 options KTRACE # ktrace(1) support
58 options STACK # stack(9) support
59 options SYSVSHM # SYSV-style shared memory
60 options SYSVMSG # SYSV-style message queues
61 options SYSVSEM # SYSV-style semaphores
62 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
63 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
64 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
65 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
66 options AUDIT # Security event auditing
67 options MAC # TrustedBSD MAC Framework
68 options KDTRACE_FRAME # Ensure frames are compiled in
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 # Make an SMP-capable kernel by default
76 options SMP # Symmetric MultiProcessor Kernel
78 # CPU frequency control
89 device ahci # AHCI-compatible SATA controllers
90 device ata # Legacy ATA/SATA controllers
91 options ATA_CAM # Handle legacy controllers with CAM
92 options ATA_STATIC_ID # Static device numbering
93 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
94 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
97 device ahc # AHA2940 and onboard AIC7xxx devices
98 options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
99 # output. Adds ~128k to driver.
100 device ahd # AHA39320/29320 and onboard AIC79xx devices
101 options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
102 # output. Adds ~215k to driver.
103 device esp # AMD Am53C974 (Tekram DC-390(T))
104 device hptiop # Highpoint RocketRaid 3xxx series
105 device isp # Qlogic family
106 #device ispfw # Firmware for QLogic HBAs- normally a module
107 device mpt # LSI-Logic MPT-Fusion
108 device mps # LSI-Logic MPT-Fusion 2
109 device mpr # LSI-Logic MPT-Fusion 3
110 #device ncr # NCR/Symbios Logic
111 device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
112 device trm # Tekram DC395U/UW/F DC315U adapters
114 device adv # Advansys SCSI adapters
115 device adw # Advansys wide SCSI adapters
116 device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
117 device bt # Buslogic/Mylex MultiMaster SCSI adapters
118 device isci # Intel C600 SAS controller
120 # ATA/SCSI peripherals
121 device scbus # SCSI bus (required for ATA/SCSI)
122 device ch # SCSI media changers
123 device da # Direct Access (disks)
124 device sa # Sequential Access (tape etc)
126 device pass # Passthrough device (direct ATA/SCSI access)
127 device ses # Enclosure Services (SES and SAF-TE)
128 #device ctl # CAM Target Layer
130 # RAID controllers interfaced to the SCSI subsystem
131 device amr # AMI MegaRAID
132 device arcmsr # Areca SATA II RAID
133 #XXX it is not 64-bit clean, -scottl
134 #device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID
135 device ciss # Compaq Smart RAID 5*
136 device dpt # DPT Smartcache III, IV - See NOTES for options
137 device hptmv # Highpoint RocketRAID 182x
138 device hptnr # Highpoint DC7280, R750
139 device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
140 device hpt27xx # Highpoint RocketRAID 27xx
141 device iir # Intel Integrated RAID
142 device ips # IBM (Adaptec) ServeRAID
143 device mly # Mylex AcceleRAID/eXtremeRAID
144 device twa # 3ware 9000 series PATA/SATA RAID
145 device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
148 device aac # Adaptec FSA RAID
149 device aacp # SCSI passthrough for aac (requires CAM)
150 device aacraid # Adaptec by PMC RAID
151 device ida # Compaq Smart RAID
152 device mfi # LSI MegaRAID SAS
153 device mlx # Mylex DAC960 family
154 #XXX pointer/int warnings
155 #device pst # Promise Supertrak SX6000
156 device twe # 3ware ATA RAID
158 # atkbdc0 controls both the keyboard and the PS/2 mouse
159 device atkbdc # AT keyboard controller
160 device atkbd # AT keyboard
161 device psm # PS/2 mouse
163 device kbdmux # keyboard multiplexer
165 device vga # VGA video card driver
166 options VESA # Add support for VESA BIOS Extensions (VBE)
168 device splash # Splash screen and screen saver support
170 # syscons is the default console driver, resembling an SCO console
172 options SC_PIXEL_MODE # add support for the raster text mode
174 device agp # support several AGP chipsets
176 # PCCARD (PCMCIA) support
177 # PCMCIA and cardbus bridge support
178 device cbb # cardbus (yenta) bridge
179 device pccard # PC Card (16-bit) bus
180 device cardbus # CardBus (32-bit) bus
183 device uart # Generic UART driver
187 device ppbus # Parallel port bus (required)
189 device plip # TCP/IP over parallel
190 device ppi # Parallel port interface device
191 #device vpo # Requires scbus and da
193 device puc # Multi I/O cards and multi-channel UARTs
196 device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
197 device de # DEC/Intel DC21x4x (``Tulip'')
198 device em # Intel PRO/1000 Gigabit Ethernet Family
199 device igb # Intel PRO/1000 PCIE Server Gigabit Family
200 device ixgbe # Intel PRO/10GbE PCIE Ethernet Family
201 device le # AMD Am7900 LANCE and Am79C9xx PCnet
202 device ti # Alteon Networks Tigon I/II gigabit Ethernet
203 device txp # 3Com 3cR990 (``Typhoon'')
204 device vx # 3Com 3c590, 3c595 (``Vortex'')
206 # PCI Ethernet NICs that use the common MII bus controller code.
207 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
208 device miibus # MII bus support
209 device ae # Attansic/Atheros L2 FastEthernet
210 device age # Attansic/Atheros L1 Gigabit Ethernet
211 device alc # Atheros AR8131/AR8132 Ethernet
212 device ale # Atheros AR8121/AR8113/AR8114 Ethernet
213 device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
214 device bfe # Broadcom BCM440x 10/100 Ethernet
215 device bge # Broadcom BCM570xx Gigabit Ethernet
216 device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn
217 device dc # DEC/Intel 21143 and various workalikes
218 device et # Agere ET1310 10/100/Gigabit Ethernet
219 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
220 device gem # Sun GEM/Sun ERI/Apple GMAC
221 device hme # Sun HME (Happy Meal Ethernet)
222 device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
223 device lge # Level 1 LXT1001 gigabit Ethernet
224 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
225 device nfe # nVidia nForce MCP on-board Ethernet
226 device nge # NatSemi DP83820 gigabit Ethernet
227 #device nve # nVidia nForce MCP on-board Ethernet Networking
228 device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
229 device re # RealTek 8139C+/8169/8169S/8110S
230 device rl # RealTek 8129/8139
231 device sf # Adaptec AIC-6915 (``Starfire'')
232 device sge # Silicon Integrated Systems SiS190/191
233 device sis # Silicon Integrated Systems SiS 900/SiS 7016
234 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
235 device ste # Sundance ST201 (D-Link DFE-550TX)
236 device stge # Sundance/Tamarack TC9021 gigabit Ethernet
237 device tl # Texas Instruments ThunderLAN
238 device tx # SMC EtherPower II (83c170 ``EPIC'')
239 device vge # VIA VT612x gigabit Ethernet
240 device vr # VIA Rhine, Rhine II
241 device wb # Winbond W89C840F
242 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
244 # ISA Ethernet NICs. pccard NICs included.
245 device cs # Crystal Semiconductor CS89x0 NIC
246 # 'device ed' requires 'device miibus'
247 device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
248 device ex # Intel EtherExpress Pro/10 and Pro/10+
249 device ep # Etherlink III based cards
250 device fe # Fujitsu MB8696x based cards
251 device sn # SMC's 9000 series of Ethernet chips
252 device xe # Xircom pccard Ethernet
255 device wlan # 802.11 support
256 options IEEE80211_DEBUG # enable debug msgs
257 options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
258 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
259 device wlan_wep # 802.11 WEP support
260 device wlan_ccmp # 802.11 CCMP support
261 device wlan_tkip # 802.11 TKIP support
262 device wlan_amrr # AMRR transmit rate control algorithm
263 device an # Aironet 4500/4800 802.11 wireless NICs.
264 device ath # Atheros NICs
265 device ath_pci # Atheros pci/cardbus glue
266 device ath_hal # pci/cardbus chip support
267 options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors
268 device ath_rate_sample # SampleRate tx rate control for ath
269 #device bwi # Broadcom BCM430x/BCM431x wireless NICs.
270 #device bwn # Broadcom BCM43xx wireless NICs.
271 device ipw # Intel 2100 wireless NICs.
272 device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs.
273 device iwn # Intel 4965/1000/5000/6000 wireless NICs.
274 device malo # Marvell Libertas wireless NICs.
275 device mwl # Marvell 88W8363 802.11n wireless NICs.
276 device ral # Ralink Technology RT2500 wireless NICs.
277 device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
278 device wpi # Intel 3945ABG wireless NICs.
281 device loop # Network loopback
282 device random # Entropy device
283 options PADLOCK_RNG # VIA Padlock RNG
284 options RDRAND_RNG # Intel Bull Mountain RNG
285 device ether # Ethernet support
286 device vlan # 802.1Q VLAN support
287 device tun # Packet tunnel.
288 device pty # BSD-style compatibility pseudo ttys
289 device md # Memory "disks"
290 device gif # IPv6 and IPv4 tunneling
291 device faith # IPv6-to-IPv4 relaying (translation)
292 device firmware # firmware assist module
294 # The `bpf' device enables the Berkeley Packet Filter.
295 # Be aware of the administrative consequences of enabling this!
296 # Note that 'bpf' is required for DHCP.
297 device bpf # Berkeley packet filter
300 options USB_DEBUG # enable debug msgs
301 device uhci # UHCI PCI->USB interface
302 device ohci # OHCI PCI->USB interface
303 device ehci # EHCI PCI->USB interface (USB 2.0)
304 device xhci # XHCI PCI->USB interface (USB 3.0)
305 device usb # USB Bus (required)
306 #device udbp # USB Double Bulk Pipe devices (needs netgraph)
307 device uhid # "Human Interface Devices"
308 device ukbd # Keyboard
309 device ulpt # Printer
310 device umass # Disks/Mass storage - Requires scbus and da
312 device urio # Diamond Rio 500 MP3 player
314 device u3g # USB-based 3G modems (Option, Huawei, Sierra)
315 device uark # Technologies ARK3116 based serial adapters
316 device ubsa # Belkin F5U103 and compatible serial adapters
317 device uftdi # For FTDI usb serial adapters
318 device uipaq # Some WinCE based devices
319 device uplcom # Prolific PL-2303 serial adapters
320 device uslcom # SI Labs CP2101/CP2102 serial adapters
321 device uvisor # Visor and Palm devices
322 device uvscom # USB serial support for DDI pocket's PHS
323 # USB Ethernet, requires miibus
324 device aue # ADMtek USB Ethernet
325 device axe # ASIX Electronics USB Ethernet
326 device cdce # Generic USB over Ethernet
327 device cue # CATC USB Ethernet
328 device kue # Kawasaki LSI USB Ethernet
329 device rue # RealTek RTL8150 USB Ethernet
330 device udav # Davicom DM9601E USB
332 device rum # Ralink Technology RT2501USB wireless NICs
333 device run # Ralink Technology RT2700/RT2800/RT3000 NICs.
334 device uath # Atheros AR5523 wireless NICs
335 device upgt # Conexant/Intersil PrismGT wireless NICs.
336 device ural # Ralink Technology RT2500USB wireless NICs
337 device urtw # Realtek RTL8187B/L wireless NICs
338 device zyd # ZyDAS zd1211/zd1211b wireless NICs
341 device sound # Generic sound driver (required)
342 device snd_cmi # CMedia CMI8338/CMI8738
343 device snd_csa # Crystal Semiconductor CS461x/428x
344 device snd_emu10kx # Creative SoundBlaster Live! and Audigy
345 device snd_es137x # Ensoniq AudioPCI ES137x
346 device snd_hda # Intel High Definition Audio
347 device snd_ich # Intel, NVidia and other ICH AC'97 Audio
348 device snd_uaudio # USB Audio
349 device snd_via8233 # VIA VT8233x Audio
352 device virtio # Generic VirtIO bus (required)
353 device virtio_pci # VirtIO PCI Interface
354 device vtnet # VirtIO Ethernet device
355 device virtio_blk # VirtIO Block device
356 device virtio_scsi # VirtIO SCSI device
357 device virtio_balloon # VirtIO Memory Balloon device