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
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 CAPABILITY_MODE # Capsicum capability mode
68 options CAPABILITIES # Capsicum capabilities
69 options PROCDESC # Support for process descriptors
70 options MAC # TrustedBSD MAC Framework
71 options KDTRACE_FRAME # Ensure frames are compiled in
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
76 # Debugging support. Always need this:
77 options KDB # Enable kernel debugger support.
78 options KDB_TRACE # Print a stack trace for a panic.
80 # Make an SMP-capable kernel by default
81 options SMP # Symmetric MultiProcessor Kernel
83 # CPU frequency control
95 device ahci # AHCI-compatible SATA controllers
96 device ata # Legacy ATA/SATA controllers
97 options ATA_STATIC_ID # Static device numbering
98 device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA
99 device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA
102 device ahc # AHA2940 and onboard AIC7xxx devices
103 options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
104 # output. Adds ~128k to driver.
105 device ahd # AHA39320/29320 and onboard AIC79xx devices
106 options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
107 # output. Adds ~215k to driver.
108 device esp # AMD Am53C974 (Tekram DC-390(T))
109 device hptiop # Highpoint RocketRaid 3xxx series
110 device isp # Qlogic family
111 #device ispfw # Firmware for QLogic HBAs- normally a module
112 device mpt # LSI-Logic MPT-Fusion
113 device mps # LSI-Logic MPT-Fusion 2
114 device mpr # LSI-Logic MPT-Fusion 3
115 #device ncr # NCR/Symbios Logic
116 device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
117 device trm # Tekram DC395U/UW/F DC315U adapters
119 device adv # Advansys SCSI adapters
120 device adw # Advansys wide SCSI adapters
121 device aic # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
122 device bt # Buslogic/Mylex MultiMaster SCSI adapters
123 device isci # Intel C600 SAS controller
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 # Enclosure Services (SES and SAF-TE)
133 #device ctl # CAM Target Layer
135 # RAID controllers interfaced to the SCSI subsystem
136 device amr # AMI MegaRAID
137 device arcmsr # Areca SATA II RAID
138 #XXX it is not 64-bit clean, -scottl
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 #XXX pointer/int warnings
160 #device pst # Promise Supertrak SX6000
161 device twe # 3ware ATA RAID
163 # atkbdc0 controls both the keyboard and the PS/2 mouse
164 device atkbdc # AT keyboard controller
165 device atkbd # AT keyboard
166 device psm # PS/2 mouse
168 device kbdmux # keyboard multiplexer
170 device vga # VGA video card driver
171 options VESA # Add support for VESA BIOS Extensions (VBE)
173 device splash # Splash screen and screen saver support
175 # syscons is the default console driver, resembling an SCO console
177 options SC_PIXEL_MODE # add support for the raster text mode
179 # vt is the new video console driver
183 device agp # support several AGP chipsets
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 ppi # Parallel port interface device
199 #device vpo # Requires scbus and da
201 device puc # Multi I/O cards and multi-channel UARTs
204 device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
205 device de # DEC/Intel DC21x4x (``Tulip'')
206 device em # Intel PRO/1000 Gigabit Ethernet Family
207 device igb # Intel PRO/1000 PCIE Server Gigabit Family
208 device ixgbe # Intel PRO/10GbE PCIE Ethernet Family
209 device le # AMD Am7900 LANCE and Am79C9xx PCnet
210 device ti # Alteon Networks Tigon I/II gigabit Ethernet
211 device txp # 3Com 3cR990 (``Typhoon'')
212 device vx # 3Com 3c590, 3c595 (``Vortex'')
214 # PCI Ethernet NICs that use the common MII bus controller code.
215 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
216 device miibus # MII bus support
217 device ae # Attansic/Atheros L2 FastEthernet
218 device age # Attansic/Atheros L1 Gigabit Ethernet
219 device alc # Atheros AR8131/AR8132 Ethernet
220 device ale # Atheros AR8121/AR8113/AR8114 Ethernet
221 device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
222 device bfe # Broadcom BCM440x 10/100 Ethernet
223 device bge # Broadcom BCM570xx Gigabit Ethernet
224 device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn
225 device dc # DEC/Intel 21143 and various workalikes
226 device et # Agere ET1310 10/100/Gigabit Ethernet
227 device fxp # Intel EtherExpress PRO/100B (82557, 82558)
228 device gem # Sun GEM/Sun ERI/Apple GMAC
229 device hme # Sun HME (Happy Meal Ethernet)
230 device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
231 device lge # Level 1 LXT1001 gigabit Ethernet
232 device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
233 device nfe # nVidia nForce MCP on-board Ethernet
234 device nge # NatSemi DP83820 gigabit Ethernet
235 #device nve # nVidia nForce MCP on-board Ethernet Networking
236 device pcn # AMD Am79C97x PCI 10/100 (precedence over 'le')
237 device re # RealTek 8139C+/8169/8169S/8110S
238 device rl # RealTek 8129/8139
239 device sf # Adaptec AIC-6915 (``Starfire'')
240 device sge # Silicon Integrated Systems SiS190/191
241 device sis # Silicon Integrated Systems SiS 900/SiS 7016
242 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet
243 device ste # Sundance ST201 (D-Link DFE-550TX)
244 device stge # Sundance/Tamarack TC9021 gigabit Ethernet
245 device tl # Texas Instruments ThunderLAN
246 device tx # SMC EtherPower II (83c170 ``EPIC'')
247 device vge # VIA VT612x gigabit Ethernet
248 device vr # VIA Rhine, Rhine II
249 device wb # Winbond W89C840F
250 device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
252 # ISA Ethernet NICs. pccard NICs included.
253 device cs # Crystal Semiconductor CS89x0 NIC
254 # 'device ed' requires 'device miibus'
255 device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards
256 device ex # Intel EtherExpress Pro/10 and Pro/10+
257 device ep # Etherlink III based cards
258 device fe # Fujitsu MB8696x based cards
259 device sn # SMC's 9000 series of Ethernet chips
260 device xe # Xircom pccard Ethernet
263 device wlan # 802.11 support
264 options IEEE80211_DEBUG # enable debug msgs
265 options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's
266 options IEEE80211_SUPPORT_MESH # enable 802.11s draft support
267 device wlan_wep # 802.11 WEP support
268 device wlan_ccmp # 802.11 CCMP support
269 device wlan_tkip # 802.11 TKIP support
270 device wlan_amrr # AMRR transmit rate control algorithm
271 device an # Aironet 4500/4800 802.11 wireless NICs.
272 device ath # Atheros NICs
273 device ath_pci # Atheros pci/cardbus glue
274 device ath_hal # pci/cardbus chip support
275 options AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors
276 options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation
277 options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later
278 device ath_rate_sample # SampleRate tx rate control for ath
279 #device bwi # Broadcom BCM430x/BCM431x wireless NICs.
280 #device bwn # Broadcom BCM43xx wireless NICs.
281 device ipw # Intel 2100 wireless NICs.
282 device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs.
283 device iwn # Intel 4965/1000/5000/6000 wireless NICs.
284 device malo # Marvell Libertas wireless NICs.
285 device mwl # Marvell 88W8363 802.11n wireless NICs.
286 device ral # Ralink Technology RT2500 wireless NICs.
287 device wi # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
288 device wpi # Intel 3945ABG wireless NICs.
291 device loop # Network loopback
292 device random # Entropy device
293 device padlock_rng # VIA Padlock RNG
294 device rdrand_rng # Intel Bull Mountain RNG
295 device ether # Ethernet support
296 device vlan # 802.1Q VLAN support
297 device tun # Packet tunnel.
298 device md # Memory "disks"
299 device gif # IPv6 and IPv4 tunneling
300 device faith # IPv6-to-IPv4 relaying (translation)
301 device firmware # firmware assist module
303 # The `bpf' device enables the Berkeley Packet Filter.
304 # Be aware of the administrative consequences of enabling this!
305 # Note that 'bpf' is required for DHCP.
306 device bpf # Berkeley packet filter
309 options USB_DEBUG # enable debug msgs
310 device uhci # UHCI PCI->USB interface
311 device ohci # OHCI PCI->USB interface
312 device ehci # EHCI PCI->USB interface (USB 2.0)
313 device xhci # XHCI PCI->USB interface (USB 3.0)
314 device usb # USB Bus (required)
315 device ukbd # Keyboard
316 device umass # Disks/Mass storage - Requires scbus and da
319 device sound # Generic sound driver (required)
320 device snd_cmi # CMedia CMI8338/CMI8738
321 device snd_csa # Crystal Semiconductor CS461x/428x
322 device snd_emu10kx # Creative SoundBlaster Live! and Audigy
323 device snd_es137x # Ensoniq AudioPCI ES137x
324 device snd_hda # Intel High Definition Audio
325 device snd_ich # Intel, NVidia and other ICH AC'97 Audio
326 device snd_via8233 # VIA VT8233x Audio
329 device mmc # MMC/SD bus
330 device mmcsd # MMC/SD memory card
331 device sdhci # Generic PCI SD Host Controller
334 device virtio # Generic VirtIO bus (required)
335 device virtio_pci # VirtIO PCI device
336 device vtnet # VirtIO Ethernet device
337 device virtio_blk # VirtIO Block device
338 device virtio_scsi # VirtIO SCSI device
339 device virtio_balloon # VirtIO Memory Balloon device
342 device hyperv # HyperV drivers
344 # Xen HVM Guest Optimizations
345 # NOTE: XENHVM depends on xenpci. They must be added or removed together.
346 options XENHVM # Xen HVM kernel infrastructure
347 device xenpci # Xen HVM Hypervisor services driver
350 device vmx # VMware VMXNET3 Ethernet