GENERIC revision 1.208
1#	$NetBSD: GENERIC,v 1.208 1998/12/10 15:46:20 augustss Exp $
2#
3#	GENERIC -- everything that's currently supported
4#
5
6include "arch/i386/conf/std.i386"
7
8maxusers	32		# estimated number of users
9
10# CPU support.  At least one is REQUIRED.
11options 	I386_CPU
12options 	I486_CPU
13options 	I586_CPU
14options 	I686_CPU
15
16# CPU-related options.
17options 	MATH_EMULATE	# floating point emulation
18#options 	VM86		# virtual 8086 emulation
19options 	USER_LDT	# user-settable LDT; used by WINE
20# eliminate delay no-ops in I/O; recommended on all but very old machines
21#options 	DUMMY_NOPS
22
23# delay between "rebooting ..." message and hardware reset, in milliseconds
24#options 	CPURESET_DELAY=2000
25
26# Misc. i386-specific options
27options 	XSERVER		# X server support in console drivers
28#options 	XSERVER_DDB	# PF12 gets you into DDB when X is running
29
30# This option allows you to force a serial console at the specified
31# I/O address.   see console(4) for details.
32#options 	"CONSDEVNAME=\"com\"",CONADDR=0x2f8,CONSPEED=57600
33#	you don't want the option below ON iff you are using the
34#	serial console option of the new boot strap code.
35#options	CONS_OVERRIDE	# Always use above! independent of boot info
36
37# The following options override the memory sizes passed in from the boot
38# block.  Use them *only* if the boot block is unable to determine the correct
39# values.  Note that the BIOS may *correctly* report less than 640k of base
40# memory if the extended BIOS data area is located at the top of base memory
41# (as is the case on most recent systems).
42#options 	REALBASEMEM=639		# size of base memory (in KB)
43#options 	REALEXTMEM=15360	# size of extended memory (in KB)
44
45# Standard system options
46
47options 	UCONSOLE	# users can use TIOCCONS (for xconsole)
48options 	INSECURE	# disable kernel security levels
49
50options 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
51#options 	NTP		# NTP phase/frequency locked loop
52
53options 	KTRACE		# system call tracing via ktrace(1)
54
55options 	SYSVMSG		# System V-like message queues
56options 	SYSVSEM		# System V-like semaphores
57options 	SYSVSHM		# System V-like memory sharing
58#options 	SHMMAXPGS=1024	# 1024 pages is the default
59
60options 	LKM		# loadable kernel modules
61
62# Diagnostic/debugging support options
63options 	DIAGNOSTIC	# cheap kernel consistency checks
64#options 	DEBUG		# expensive debugging checks/support
65#options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
66options 	DDB		# in-kernel debugger
67#options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
68#options 	KGDB		# remote debugger
69#options 	"KGDB_DEVNAME=\"com\"",KGDBADDR=0x3f8,KGDBRATE=9600
70#makeoptions	DEBUG="-g"	# compile full symbol table
71
72# Compatibility options
73options 	COMPAT_NOMID	# compatibility with 386BSD, BSDI, NetBSD 0.8,
74options 	COMPAT_09	# NetBSD 0.9,
75options 	COMPAT_10	# NetBSD 1.0,
76options 	COMPAT_11	# NetBSD 1.1,
77options 	COMPAT_12	# NetBSD 1.2,
78options 	COMPAT_13	# NetBSD 1.3,
79options 	COMPAT_43	# and 4.3BSD
80options 	COMPAT_386BSD_MBRPART # recognize old partition ID
81
82options 	COMPAT_SVR4	# binary compatibility with SVR4
83options 	COMPAT_IBCS2	# binary compatibility with SCO and ISC
84options 	COMPAT_LINUX	# binary compatibility with Linux
85options 	COMPAT_FREEBSD	# binary compatibility with FreeBSD
86
87# Executable format options
88options 	EXEC_ELF32	# 32-bit ELF executables (SVR4, Linux)
89
90# File systems
91file-system 	FFS		# UFS
92file-system 	EXT2FS		# second extended file system (linux)
93file-system 	LFS		# log-structured file system
94file-system 	MFS		# memory file system
95file-system 	NFS		# Network File System client
96file-system 	CD9660		# ISO 9660 + Rock Ridge file system
97file-system 	MSDOSFS		# MS-DOS file system
98file-system 	FDESC		# /dev/fd
99file-system 	KERNFS		# /kern
100file-system 	NULLFS		# loopback file system
101file-system 	PORTAL		# portal filesystem (still experimental)
102file-system 	PROCFS		# /proc
103file-system 	UMAPFS		# NULLFS + uid and gid remapping
104file-system 	UNION		# union file system
105file-system	CODA		# Coda File System; also needs vcoda (below)
106
107# File system options
108options 	QUOTA		# UFS quotas
109#options 	FFS_EI		# FFS Endian Independant support
110options 	NFSSERVER	# Network File System server
111#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
112				# immutable) behave as system flags.
113
114# Networking options
115#options 	GATEWAY		# packet forwarding
116options 	INET		# IP + ICMP + TCP + UDP
117#options 	MROUTING	# IP multicast routing
118options 	NS		# XNS
119#options 	NSIP		# XNS tunneling over IP
120options 	ISO,TPIP	# OSI
121options 	EON		# OSI tunneling over IP
122options 	CCITT,LLC,HDLC	# X.25
123options 	NETATALK	# AppleTalk networking protocols
124#options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
125#options 	PPP_DEFLATE	# Deflate compression support for PPP
126#options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
127#options 	PFIL_HOOKS	# pfil(9) packet filter hooks
128#options 	IPFILTER_LOG	# ipmon(8) log support
129
130# Compatibility with 4.2BSD implementation of TCP/IP.  Not recommended.
131#options 	TCP_COMPAT_42
132
133# These options enable verbose messages for several subsystems.
134# Warning, these may compile large string tables into the kernel!
135options 	EISAVERBOSE	# verbose EISA device autoconfig messages
136options 	PCIVERBOSE	# verbose PCI device autoconfig messages
137#options 	PCMCIAVERBOSE	# verbose PCMCIA configuration messages
138options 	SCSIVERBOSE	# human readable SCSI error messages
139options 	USBVERBOSE	# verbose USB device autoconfig messages
140
141options 	NFS_BOOT_BOOTP,NFS_BOOT_BOOTPARAM
142
143# Kernel root file system and dump configuration.
144config		netbsd	root on ? type ?
145#config		netbsd	root on sd0a type ffs
146#config		netbsd	root on ? type nfs
147
148#
149# Device configuration
150#
151
152mainbus0 at root
153
154#apm0	at mainbus0			# Advanced power management
155
156
157# Basic Bus Support
158
159# PCI bus support
160pci*	at mainbus? bus ?
161pci*	at pchb? bus ?
162pci*	at ppb? bus ?
163
164# PCI bridges
165pchb*	at pci? dev ? function ?	# PCI-Host bridges
166pceb*	at pci? dev ? function ?	# PCI-EISA bridges
167pcib*	at pci? dev ? function ?	# PCI-ISA bridges
168ppb*	at pci? dev ? function ?	# PCI-PCI bridges
169# XXX 'puc's aren't really bridges, but there's no better place for them here
170puc*	at pci? dev ? function ?	# PCI "universal" comm. cards
171
172# EISA bus support
173eisa*	at mainbus?
174eisa*	at pceb?
175
176# ISA bus support
177isa*	at mainbus?
178isa*	at pceb?
179isa*	at pcib?
180
181# PCMCIA bus support
182pcmcia*	at pcic? controller ? socket ?
183
184# ISA PCMCIA controllers
185pcic0	at isa? port 0x3e0 iomem 0xd0000 iosiz 0x4000
186pcic1	at isa? port 0x3e2 iomem 0xd4000 iosiz 0x4000
187
188# ISA Plug-and-Play bus support
189isapnp0	at isa?
190
191# ISA Plug-and-Play PCMCIA controllers
192pcic*	at isapnp?
193
194# Coprocessor Support
195
196# Math Coprocessor support
197npx0	at isa? port 0xf0 irq 13	# x86 math coprocessor
198
199
200# Console Devices
201
202# ISA console.  You can only configure one of these!
203pc0	at isa? port 0x60 irq 1		# pccons generic PC console driver
204#vt0	at isa? port 0x60 irq 1		# PCVT console driver
205
206# Keyboard layout configuration for pccons
207#options 	FRENCH_KBD
208#options 	FINNISH_KBD
209#options 	GERMAN_KBD
210#options 	NORWEGIAN_KBD
211
212pcppi0	at isa?
213sysbeep0	at pcppi?
214
215# Serial Devices
216
217# PCI serial interfaces
218com*	at puc? port ?			# 16x450s on "universal" comm boards
219cy*	at pci? dev ? function ?	# Cyclades Cyclom-Y serial boards
220
221# ISA Plug-and-Play serial interfaces
222com*	at isapnp?			# Modems and serial boards
223
224# PCMCIA serial interfaces
225com*	at pcmcia? function ?		# Modems and serial cards
226
227pcmcom*	at pcmcia? function ?		# PCMCIA multi-port serial cards
228com*	at pcmcom? slave ?		# ...and the slave devices
229
230# ISA serial interfaces
231#options 	COM_HAYESP		# adds Hayes ESP serial board support
232com0	at isa? port 0x3f8 irq 4	# Standard PC serial ports
233com1	at isa? port 0x2f8 irq 3
234com2	at isa? port 0x3e8 irq 5
235#com3	at isa? port 0x2e8 irq 9
236#ast0	at isa? port 0x1a0 irq 5	# AST 4-port serial cards
237#com*	at ast? slave ?
238#boca0	at isa? port 0x100 irq 5	# BOCA 8-port serial cards
239#com*	at boca? slave ?
240#rtfps0	at isa? port 0x1230 irq 10	# RT 4-port serial cards
241#com*	at rtfps? slave ?
242#cy0	at isa? iomem 0xd4000 irq 12	# Cyclades serial cards
243
244
245# Parallel Printer Interfaces
246
247# PCI parallel printer interfaces
248lpt*	at puc? port ?			# || ports on "universal" comm boards
249
250# ISA parallel printer interfaces
251lpt0	at isa? port 0x378 irq 7	# standard PC parallel ports
252lpt1	at isa? port 0x278
253lpt2	at isa? port 0x3bc
254
255
256# SCSI Controllers and Devices
257
258# PCI SCSI controllers
259adv*	at pci? dev ? function ?	# AdvanSys 1200[A,B], 9xx[U,UA] SCSI
260adw*	at pci? dev ? function ?	# AdvanSys 9xxUW SCSI
261ahc*	at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
262bha*	at pci? dev ? function ?	# BusLogic 9xx SCSI
263isp*	at pci? dev ? function ?	# Qlogic ISP [12]0x0 SCSI/FibreChannel
264ncr*	at pci? dev ? function ?	# NCR 53c8xx SCSI
265
266# EISA SCSI controllers
267ahb*	at eisa? slot ?			# Adaptec 174[02] SCSI
268ahc*	at eisa? slot ?			# Adaptec 274x, aic7770 SCSI
269bha*	at eisa? slot ?			# BusLogic 7xx SCSI
270uha*	at eisa? slot ?			# UltraStor 24f SCSI
271
272# PCMCIA SCSI controllers
273aic*	at pcmcia? function ?		# Adaptec APA-1460 SCSI
274
275# ISA Plug-and-Play SCSI controllers
276aha*	at isapnp? 			# Adaptec AHA-154[02
277aic*	at isapnp?			# Adaptec AHA-1520B
278
279# ISA SCSI controllers
280aha0	at isa? port 0x330 irq ? drq ?	# Adaptec 154[02] SCSI
281aha1	at isa? port 0x334 irq ? drq ?
282ahc0	at isa? port ? irq ?		# Adaptec 284x SCSI
283aic0	at isa? port 0x340 irq 11	# Adaptec 152[02] SCSI
284bha0	at isa? port 0x330 irq ? drq ?	# BusLogic [457]4X SCSI
285bha1	at isa? port 0x334 irq ? drq ?
286nca0	at isa? port 0x360 irq 15	# Port-mapped NCR 53C80 contoller
287nca1	at isa? iomem 0xd8000 irq 5	# Memory-mapped controller (T128, etc.)
288sea0	at isa? iomem 0xc8000 irq 5	# Seagate/Future Domain SCSI
289uha0	at isa? port 0x330 irq ? drq ?	# UltraStor [13]4f SCSI
290uha1	at isa? port 0x340 irq ? drq ?
291wds0	at isa? port 0x350 irq 15 drq 6	# WD7000 and TMC-7000 controllers
292wds1	at isa? port 0x358 irq 11 drq 5
293
294# SCSI bus support
295scsibus* at adv?
296scsibus* at adw?
297scsibus* at aha?
298scsibus* at ahb?
299scsibus* at ahc?
300scsibus* at aic?
301scsibus* at bha?
302scsibus* at isp?
303scsibus* at nca?
304scsibus* at ncr?
305scsibus* at sea?
306scsibus* at uha?
307scsibus* at wds?
308
309# SCSI devices
310sd*	at scsibus? target ? lun ?	# SCSI disk drives
311st*	at scsibus? target ? lun ?	# SCSI tape drives
312cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
313ch*	at scsibus? target ? lun ?	# SCSI autochangers
314ss*	at scsibus? target ? lun ?	# SCSI scanners
315uk*	at scsibus? target ? lun ?	# SCSI unknown
316
317
318# IDE and Related Devices
319# PCI IDE controllers (CMD tech's PCI0640, Intel's PIIx, ...).
320# The 0x0001 flag force the driver to use DMA, even if the driver doesn't know
321# how to set up DMA modes for this chip. This may work, or may cause
322# a machine hang with some controllers.
323pciide* at pci ? dev ? function ? flags 0x0000
324
325# ISA Plug-and-Play IDE controllers
326wdc*	at isapnp? 
327
328# PCMCIA IDE controllers
329wdc*	at pcmcia? function ?
330
331# ISA ST506, ESDI, and IDE controllers
332wdc0	at isa? port 0x1f0 irq 14
333wdc1	at isa? port 0x170 irq 15
334
335# IDE drives.
336# Flags are used only with controlers that support DMA operations
337# and mode settings (e.g. some pciide controllers)
338# The first 4 bytes of the flags define the PIO mode to use, the
339# second DMA mode and the third UltraDMA mode. For each group of 4 bytes,
340# the 3 lower define the mode to use, and the last one must be 1 for the
341# setting to be used. For DMA and UDMA, 0xf means 'disable'.
342# 0x0fac means 'use PIO mode 4 DMA mode 2, disable UltraDMA'.
343# 0x0000 means "use whatever the drive claims to support.
344wd*	at wdc? channel ? drive ? flags 0x0000
345wd*	at pciide? channel ? drive ? flags 0x0000
346
347# ATAPI bus support
348atapibus* at wdc? channel ?
349atapibus* at pciide? channel ?
350
351# ATAPI devices
352# flags have the same meaning as for IDE drives.
353cd*	at atapibus? drive ? flags 0x0000	# ATAPI CD-ROM drives
354sd*	at atapibus? drive ? flags 0x0000	# ATAPI disk drives
355uk*	at atapibus? drive ? flags 0x0000	# ATAPI unknown
356
357
358# Miscellaneous mass storage devices
359
360# ISA floppy
361fdc0	at isa? port 0x3f0 irq 6 drq 2	# standard PC floppy controllers
362#fdc1	at isa? port 0x370 irq ? drq ?
363fd*	at fdc? drive ?			# the drives themselves
364# some machines need you to do this instead of fd*
365#fd0	at fdc0 drive 0
366
367# ISA CD-ROM devices
368#mcd0	at isa? port 0x300 irq 10	# Mitsumi CD-ROM drives
369
370# ISA tape devices
371# note: the wt driver conflicts unpleasantly with SMC boards at the
372# same I/O address. The probe reprograms their EEPROMs. Don't
373# uncomment it unless you are actually using it.
374#wt0	at isa? port 0x308 irq 5 drq 1	# Archive and Wangtek QIC tape drives
375
376
377# Network Interfaces
378
379# PCI network interfaces
380de*	at pci? dev ? function ?	# DEC 21x4x-based Ethernet
381en*	at pci? dev ? function ?	# ENI/Adaptec ATM
382ep*	at pci? dev ? function ?	# 3Com 3c59x
383ex*	at pci? dev ? function ?	# 3Com 90x[B]
384epic*	at pci? dev ? function ?	# SMC EPIC/100 Ethernet
385esh*	at pci? dev ? function ?	# Essential HIPPI card
386fpa*	at pci? dev ? function ?	# DEC DEFPA FDDI
387fxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B
388le*	at pci? dev ? function ?	# PCnet-PCI Ethernet
389ne*	at pci? dev ? function ?	# NE2000-compatible Ethernet
390tl*	at pci? dev ? function ?	# ThunderLAN-based Ethernet
391
392# EISA network interfaces
393ep*	at eisa? slot ?			# 3Com 3c579 Ethernet
394fea*	at eisa? slot ?			# DEC DEFEA FDDI
395
396# ISA Plug-and-Play network interfaces
397ep*	at isapnp?			# 3Com 3c509 Ethernet
398ne*	at isapnp?			# NE2000-compatible Ethernet
399
400# PCMCIA network interfaces
401ep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
402mbe*	at pcmcia? function ?		# MB8696x based Ethernet
403ne*	at pcmcia? function ?		# NE2000-compatible Ethernet
404sm*	at pcmcia? function ?		# Megahertz Ethernet
405
406# ISA network interfaces
407ate0	at isa? port 0x2a0 irq ?		# AT1700
408cs0	at isa? port 0x300 iomem ? irq ? drq ?	# CS8900 Ethernet
409ec0	at isa? port 0x250 iomem 0xd8000 irq 9	# 3Com 3c503 Ethernet
410eg0	at isa? port 0x280 irq 9		# 3C505 ethernet cards
411el0	at isa? port 0x300 irq 9		# 3C501 ethernet cards
412ep0	at isa? port ? irq ?			# 3C509 ethernet cards
413ef0	at isa? port 0x360 iomem 0xd0000 irq 7	# 3C507
414ai0	at isa? port 0x360 iomem 0xd0000 irq 7	# StarLAN
415fmv0	at isa? port 0x2a0 irq ?		# FMV-180 series
416ix0	at isa? port 0x300 irq 10		# EtherExpress/16
417iy0	at isa? port 0x360 irq ?		# EtherExpress PRO 10 ISA
418lc0	at isa? port 0x320 iomem ? irq ?	# DEC EtherWORKS III (LEMAC)
419#depca0	at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5	# DEPCA
420#le*	at depca?
421nele0	at isa? port 0x320 irq 9 drq 7		# NE2100
422le*	at nele?
423bicc0	at isa? port 0x320 irq 10 drq 7		# BICC IsoLan
424le*	at bicc?
425ne0	at isa? port 0x280 irq 9		# NE[12]000 ethernet cards
426ne1	at isa? port 0x300 irq 10
427sm0	at isa? port 0x300 irq 10		# SMC91C9x Ethernet
428we0	at isa? port 0x280 iomem 0xd0000 irq 9	# WD/SMC Ethernet
429we1	at isa? port 0x300 iomem 0xcc000 irq 10
430
431# MII/PHY support
432exphy*	at mii? phy ?			# 3Com internal PHYs
433icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS1890
434inphy*	at mii? phy ?			# Intel 82555 PHYs
435lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
436nsphy*	at mii? phy ?			# NS83840 PHYs
437qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
438sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
439tlphy*	at mii? phy ?			# ThunderLAN PHYs
440ukphy*	at mii? phy ?			# generic unknown PHYs
441
442# USB Controller and Devices
443
444# PCI USB controllers
445uhci*	at pci?				# Universal Host Controller (Intel)
446ohci*	at pci?				# Open Host Controller
447
448# USB bus support
449usb*	at uhci?
450usb*	at ohci?
451
452# USB Hubs
453uhub*	at usb?
454uhub*	at uhub? port ? configuration ? interface ?
455
456# USB Mice
457ums*	at uhub? port ? configuration ? interface ?
458wsmouse*	at ums?
459
460# USB Keyboards
461ukbd*	at uhub? port ? configuration ? interface ?
462wskbd*	at ukbd? console ?
463
464# USB Generic HID devices
465uhid*	at uhub? port ? configuration ? interface ?
466
467# USB Printer
468ulpt*	at uhub? port ? configuration ? interface ?
469
470# USB Generic driver
471ugen*	at uhub? port ? configuration ? interface ?
472
473# Audio Devices
474
475# PCI audio devices
476eap*	at pci? dev ? function ?	# Ensoniq AudioPCI
477#sv*	at pci? dev ? function ?	# S3 SonicVibes
478
479# ISA Plug-and-Play audio devices
480ess*	at isapnp?			# ESS Tech ES1887, ES1888, ES888 audio
481guspnp*	at isapnp?			# Gravis Ultra Sound PnP audio
482sb*	at isapnp?			# SoundBlaster-compatible audio
483wss*	at isapnp?			# Windows Sound System
484ym*	at isapnp?			# Yamaha OPL3-SA3 audio
485
486# ISA audio devices
487aria0	at isa? port 0x290 irq 10 		# Aria
488gus0	at isa? port 0x220 irq 7 drq 1 drq2 6	# Gravis Ultra Sound
489pas0	at isa? port 0x220 irq 7 drq 1		# ProAudio Spectrum
490pss0	at isa? port 0x220 irq 7 drq 6  	# Personal Sound System
491sp0	at pss0 port 0x530 irq 10 drq 0		# 	sound port driver
492sb0	at isa? port 0x220 irq 5 drq 1 drq2 5	# SoundBlaster
493wss0	at isa? port 0x530 irq 10 drq 0	drq2 1	# Windows Sound System
494
495# OPL[23] FM syntheziers
496#opl0	at isa? port 0x388	# use only if not attached to sound card
497opl*	at ess?
498opl*	at sb?
499
500# USB Audio devices
501#uaudio*	at uhub? port ? configuration ? interface ?
502
503# Audio support
504audio*	at aria?
505audio*	at eap?
506audio*	at ess?
507audio*	at gus?
508audio*	at guspnp?
509audio*	at pas?
510audio*	at sb?
511audio*	at sp?
512#audio*	at sv?
513#audio*	at uaudio?
514audio*	at wss?
515audio*	at ym?
516
517# MIDI support
518midi*	at pcppi?		# MIDI interface to the PC speaker
519midi*	at sb?			# SB MPU401 port
520midi*	at opl?			# OPL FM synth
521
522# The spkr driver provides a simple tone interface to the built in speaker.
523#spkr0	at pcppi?		# PC speaker
524
525
526# Mice
527
528# ISA busmice
529lms0	at isa? port 0x23c irq 5	# Logitech bus mouse
530lms1	at isa? port 0x238 irq 5
531mms0	at isa? port 0x23c irq 5	# Microsoft InPort mouse
532mms1	at isa? port 0x238 irq 5
533pms0	at pc? irq 12		# PS/2 auxiliary port mouse
534#pms0	at vt? irq 12		# PS/2 auxiliary port mouse
535
536
537# Joysticks
538
539# ISA Plug-and-Play joysticks
540joy*	at isapnp?			# Game ports (usually on audio cards)
541
542# ISA joysticks. Probe is a little strange; add only if you have one.
543#joy0	at isa? port 0x201
544
545
546# Miscellaneous Devices
547
548# Planetconnect Satellite receiver driver.
549#satlink0 at isa? port 0x300 drq 1
550
551
552# Pull in optional local configuration
553include	"arch/i386/conf/GENERIC.local"
554
555
556# Pseudo-Devices
557
558# disk/mass storage pseudo-devices
559pseudo-device	ccd		4	# concatenated/striped disk devices
560#pseudo-device	raid		4	# RAIDframe disk driver
561pseudo-device	md		1	# memory disk device (ramdisk)
562pseudo-device	vnd		4	# disk-like interface to files
563
564# network pseudo-devices
565pseudo-device	bpfilter	8	# Berkeley packet filter
566pseudo-device	ipfilter		# IP filter (firewall) and NAT
567pseudo-device	loop			# network loopback
568pseudo-device	ppp		2	# Point-to-Point Protocol
569pseudo-device	sl		2	# Serial Line IP
570pseudo-device	strip		2	# Starmode Radio IP (Metricom)
571pseudo-device	tun		2	# network tunneling over tty
572pseudo-device	gre		2	# generic L3 over IP tunnel
573
574# miscellaneous pseudo-devices
575pseudo-device	pty		64	# pseudo-terminals
576pseudo-device	tb		1	# tablet line discipline
577pseudo-device	sequencer	1	# MIDI sequencer
578
579# rnd is EXPERIMENTAL at this point.
580#pseudo-device	rnd			# /dev/random and in-kernel generator
581#options 	RND_COM			# use "com" randomness as well (BROKEN)
582
583# a pseudo device needed for Coda	# also needs CODA (above)
584pseudo-device	vcoda		4	# coda minicache <-> venus comm.
585