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=-g # Build kernel with gdb(1) debug symbols
26 options SCHED_ULE # ULE scheduler
27 options PREEMPTION # Enable kernel thread preemption
28 options INET # InterNETworking
29 options INET6 # IPv6 communications protocols
30 options SCTP # Stream Control Transmission Protocol
31 options FFS # Berkeley Fast Filesystem
32 options SOFTUPDATES # Enable FFS soft updates support
33 options UFS_ACL # Support for access control lists
34 options UFS_DIRHASH # Improve performance on big directories
35 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
36 options MD_ROOT # MD is a potential root device
37 options NFSCL # New Network Filesystem Client
38 options NFSD # New Network Filesystem Server
39 options NFSLOCKD # Network Lock Manager
40 options NFS_ROOT # NFS usable as /, requires NFSCL
41 options MSDOSFS # MSDOS Filesystem
42 options CD9660 # ISO 9660 Filesystem
43 options PROCFS # Process filesystem (requires PSEUDOFS)
44 options PSEUDOFS # Pseudo-filesystem framework
45 options GEOM_PART_GPT # GUID Partition Tables.
46 options GEOM_LABEL # Provides labelization
47 options COMPAT_FREEBSD32 # Compatible with i386 binaries
48 options COMPAT_FREEBSD4 # Compatible with FreeBSD4
49 options COMPAT_FREEBSD5 # Compatible with FreeBSD5
50 options COMPAT_FREEBSD6 # Compatible with FreeBSD6
51 options COMPAT_FREEBSD7 # Compatible with FreeBSD7
52 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
53 options KTRACE # ktrace(1) support
54 options STACK # stack(9) support
55 options SYSVSHM # SYSV-style shared memory
56 options SYSVMSG # SYSV-style message queues
57 options SYSVSEM # SYSV-style semaphores
58 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
59 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
60 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
61 options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
62 options AUDIT # Security event auditing
63 options MAC # TrustedBSD MAC Framework
64 #options KDTRACE_FRAME # Ensure frames are compiled in
65 #options KDTRACE_HOOKS # Kernel DTrace hooks
66 options INCLUDE_CONFIG_FILE # Include this file in kernel
68 # Debugging support. Always need this:
69 options KDB # Enable kernel debugger support.
70 # For minimum debugger support (stable branch) use:
71 #options KDB_TRACE # Print a stack trace for a panic.
72 # For full debugger support use this instead:
73 options DDB # Support DDB.
74 options GDB # Support remote GDB.
75 options DEADLKRES # Enable the deadlock resolver
76 options INVARIANTS # Enable calls of extra sanity checking
77 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
78 options WITNESS # Enable checks to detect deadlocks and cycles
79 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
80 options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
82 # Make an SMP-capable kernel by default
83 options SMP # Symmetric MultiProcessor Kernel
85 # CPU frequency control
96 device ahci # AHCI-compatible SATA controllers
97 device ata # Legacy ATA/SATA controllers
98 options ATA_CAM # Handle legacy controllers with CAM
99 options ATA_STATIC_ID # Static device numbering
100 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
101 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
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 amd # AMD 53C974 (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
120 device adv # Advansys SCSI adapters
121 device adw # Advansys wide SCSI adapters
122 device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
123 device bt # Buslogic/Mylex MultiMaster SCSI adapters
125 # ATA/SCSI peripherals
126 device scbus # SCSI bus (required for ATA/SCSI)
127 device ch # SCSI media changers
128 device da # Direct Access (disks)
129 device sa # Sequential Access (tape etc)
131 device pass # Passthrough device (direct ATA/SCSI access)
132 device ses # SCSI Environmental Services (and SAF-TE)
134 # RAID controllers interfaced to the SCSI subsystem
135 device amr # AMI MegaRAID
136 device arcmsr # Areca SATA II RAID
137 #XXX it is not 64-bit clean, -scottl
138 #device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID
139 device ciss # Compaq Smart RAID 5*
140 device dpt # DPT Smartcache III, IV - See NOTES for options
141 device hptmv # Highpoint RocketRAID 182x
142 device hptrr # Highpoint RocketRAID 17xx, 22xx, 23xx, 25xx
143 device iir # Intel Integrated RAID
144 device ips # IBM (Adaptec) ServeRAID
145 device mly # Mylex AcceleRAID/eXtremeRAID
146 device twa # 3ware 9000 series PATA/SATA RAID
149 device aac # Adaptec FSA RAID
150 device aacp # SCSI passthrough for aac (requires CAM)
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
157 device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller
159 # atkbdc0 controls both the keyboard and the PS/2 mouse
160 device atkbdc # AT keyboard controller
161 device atkbd # AT keyboard
162 device psm # PS/2 mouse
164 device kbdmux # keyboard multiplexer
166 device vga # VGA video card driver
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 BCM57710/BCM57711/BCM57711E 10Gb Ethernet
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 dc # DEC/Intel 21143 and various workalikes
217 device et # Agere ET1310 10/100/Gigabit Ethernet
218 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
219 device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
220 device lge # Level 1 LXT1001 gigabit Ethernet
221 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
222 device nfe # nVidia nForce MCP on-board Ethernet
223 device nge # NatSemi DP83820 gigabit Ethernet
224 #device nve # nVidia nForce MCP on-board Ethernet Networking
225 device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
226 device re # RealTek 8139C+/8169/8169S/8110S
227 device rl # RealTek 8129/8139
228 device sf # Adaptec AIC-6915 (``Starfire'')
229 device sge # Silicon Integrated Systems SiS190/191
230 device sis # Silicon Integrated Systems SiS 900/SiS 7016
231 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
232 device ste # Sundance ST201 (D-Link DFE-550TX)
233 device stge # Sundance/Tamarack TC9021 gigabit Ethernet
234 device tl # Texas Instruments ThunderLAN
235 device tx # SMC EtherPower II (83c170 ``EPIC'')
236 device vge # VIA VT612x gigabit Ethernet
237 device vr # VIA Rhine, Rhine II
238 device wb # Winbond W89C840F
239 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
241 # ISA Ethernet NICs. pccard NICs included.
242 device cs # Crystal Semiconductor CS89x0 NIC
243 # 'device ed' requires 'device miibus'
244 device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
245 device ex # Intel EtherExpress Pro/10 and Pro/10+
246 device ep # Etherlink III based cards
247 device fe # Fujitsu MB8696x based cards
248 device sn # SMC's 9000 series of Ethernet chips
249 device xe # Xircom pccard Ethernet
252 device wlan # 802.11 support
253 options IEEE80211_DEBUG # enable debug msgs
254 options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
255 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
256 device wlan_wep # 802.11 WEP support
257 device wlan_ccmp # 802.11 CCMP support
258 device wlan_tkip # 802.11 TKIP support
259 device wlan_amrr # AMRR transmit rate control algorithm
260 device an # Aironet 4500/4800 802.11 wireless NICs.
261 device ath # Atheros NIC's
262 device ath_pci # Atheros pci/cardbus glue
263 device ath_hal # pci/cardbus chip support
264 options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors
265 device ath_rate_sample # SampleRate tx rate control for ath
266 #device bwi # Broadcom BCM430x/BCM431x wireless NICs.
267 #device bwn # Broadcom BCM43xx wireless NICs.
268 device ipw # Intel 2100 wireless NICs.
269 device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs.
270 device iwn # Intel 4965/1000/5000/6000 wireless NICs.
271 device malo # Marvell Libertas wireless NICs.
272 device mwl # Marvell 88W8363 802.11n wireless NICs.
273 device ral # Ralink Technology RT2500 wireless NICs.
274 device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
275 device wpi # Intel 3945ABG wireless NICs.
278 device loop # Network loopback
279 device random # Entropy device
280 device ether # Ethernet support
281 device vlan # 802.1Q VLAN support
282 device tun # Packet tunnel.
283 device pty # BSD-style compatibility pseudo ttys
284 device md # Memory "disks"
285 device gif # IPv6 and IPv4 tunneling
286 device faith # IPv6-to-IPv4 relaying (translation)
287 device firmware # firmware assist module
289 # The `bpf' device enables the Berkeley Packet Filter.
290 # Be aware of the administrative consequences of enabling this!
291 # Note that 'bpf' is required for DHCP.
292 device bpf # Berkeley packet filter
295 options USB_DEBUG # enable debug msgs
296 device uhci # UHCI PCI->USB interface
297 device ohci # OHCI PCI->USB interface
298 device ehci # EHCI PCI->USB interface (USB 2.0)
299 device xhci # XHCI PCI->USB interface (USB 3.0)
300 device usb # USB Bus (required)
301 #device udbp # USB Double Bulk Pipe devices (needs netgraph)
302 device uhid # "Human Interface Devices"
303 device ukbd # Keyboard
304 device ulpt # Printer
305 device umass # Disks/Mass storage - Requires scbus and da
307 device urio # Diamond Rio 500 MP3 player
309 device u3g # USB-based 3G modems (Option, Huawei, Sierra)
310 device uark # Technologies ARK3116 based serial adapters
311 device ubsa # Belkin F5U103 and compatible serial adapters
312 device uftdi # For FTDI usb serial adapters
313 device uipaq # Some WinCE based devices
314 device uplcom # Prolific PL-2303 serial adapters
315 device uslcom # SI Labs CP2101/CP2102 serial adapters
316 device uvisor # Visor and Palm devices
317 device uvscom # USB serial support for DDI pocket's PHS
318 # USB Ethernet, requires miibus
319 device aue # ADMtek USB Ethernet
320 device axe # ASIX Electronics USB Ethernet
321 device cdce # Generic USB over Ethernet
322 device cue # CATC USB Ethernet
323 device kue # Kawasaki LSI USB Ethernet
324 device rue # RealTek RTL8150 USB Ethernet
325 device udav # Davicom DM9601E USB
327 device rum # Ralink Technology RT2501USB wireless NICs
328 device run # Ralink Technology RT2700/RT2800/RT3000 NICs.
329 device uath # Atheros AR5523 wireless NICs
330 device upgt # Conexant/Intersil PrismGT wireless NICs.
331 device ural # Ralink Technology RT2500USB wireless NICs
332 device urtw # Realtek RTL8187B/L wireless NICs
333 device zyd # ZyDAS zd1211/zd1211b wireless NICs
336 device firewire # FireWire bus code
337 # sbp(4) works for some systems but causes boot failure on others
338 #device sbp # SCSI over FireWire (Requires scbus and da)
339 device fwe # Ethernet over FireWire (non-standard!)
340 device fwip # IP over FireWire (RFC 2734,3146)
341 device dcons # Dumb console driver
342 device dcons_crom # Configuration ROM for dcons
345 device sound # Generic sound driver (required)
346 device snd_es137x # Ensoniq AudioPCI ES137x
347 device snd_hda # Intel High Definition Audio
348 device snd_ich # Intel, NVidia and other ICH AC'97 Audio
349 device snd_uaudio # USB Audio
350 device snd_via8233 # VIA VT8233x Audio