GENERIC_TINY revision 1.68
1#	$NetBSD: GENERIC_TINY,v 1.68 2004/07/06 22:53:36 mycroft Exp $
2#
3#	GENERIC_TINY -- suitable default for 4M machines
4#			No EISA, PCI, or SCSI.
5#
6
7include "arch/i386/conf/std.i386"
8
9#options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
10
11makeoptions	COPTS="-Os"
12
13maxusers	8		# estimated number of users
14
15# CPU support.  At least one is REQUIRED.
16options 	I386_CPU
17options 	I486_CPU
18options 	I586_CPU
19options 	I686_CPU
20
21# CPU-related options.
22options 	MATH_EMULATE	# floating point emulation
23#options 	VM86		# virtual 8086 emulation
24#options 	USER_LDT	# user-settable LDT; used by WINE
25# insert delay no-ops in interrupts; recommended on very old machines
26options 	PIC_DELAY
27
28# This option allows you to force a serial console at the specified
29# I/O address.   see console(4) for details.
30#options 	CONSDEVNAME="\"com\""
31
32# The following options override the memory sizes passed in from the boot
33# block.  Use them *only* if the boot block is unable to determine the correct
34# values.  Note that the BIOS may *correctly* report less than 640k of base
35# memory if the extended BIOS data area is located at the top of base memory
36# (as is the case on most recent systems).
37#options 	REALBASEMEM=...	# size of base memory
38#options 	REALEXTMEM=...	# size of extended memory
39
40# Save a physical page per process by not setting a kernel stack red zone.
41options 	NOREDZONE
42
43# Standard system options
44
45options 	INSECURE	# disable kernel security levels - X needs this
46
47options 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
48#options 	NTP		# NTP phase/frequency locked loop
49
50#options 	KTRACE		# system call tracing via ktrace(1)
51
52#options 	SYSVMSG		# System V-like message queues
53#options 	SYSVSEM		# System V-like semaphores
54#options 	SYSVSHM		# System V-like memory sharing
55#options 	SHMMAXPGS=2048	# 2048 pages is the default
56#options 	P1003_1B_SEMAPHORE # p1003.1b semaphore support
57
58options 	NMBCLUSTERS=256
59
60#options 	LKM		# loadable kernel modules
61
62#options 	USERCONF	# userconf(4) support
63options 	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
64
65# Diagnostic/debugging support options
66#options 	DIAGNOSTIC	# expensive kernel consistency checks
67#options 	DEBUG		# expensive debugging checks/support
68#options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
69#options 	DDB		# in-kernel debugger
70#options 	DDB_ONPANIC=1	# see also sysctl(8): `ddb.onpanic'
71#options 	DDB_HISTORY_SIZE=512	# enable history editing in DDB
72#options 	KGDB		# remote debugger
73#options 	KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600
74#makeoptions	DEBUG="-g"	# compile full symbol table
75
76# Compatibility options
77#options 	COMPAT_NOMID	# NetBSD 0.8, 386BSD, and BSDI
78#options 	COMPAT_09	# NetBSD 0.9
79#options 	COMPAT_10	# NetBSD 1.0
80#options 	COMPAT_11	# NetBSD 1.1
81options 	COMPAT_12	# NetBSD 1.2, 386BSD, and BSDI
82options 	COMPAT_13	# NetBSD 1.3, 386BSD, and BSDI
83options 	COMPAT_14	# NetBSD 1.4
84options 	COMPAT_15	# NetBSD 1.5
85options 	COMPAT_16	# NetBSD 1.6
86options 	COMPAT_43	# 4.3BSD, 386BSD, and BSDI
87options 	COMPAT_386BSD_MBRPART # recognize old partition ID
88#options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
89
90#options 	COMPAT_SVR4	# binary compatibility with SVR4
91#options 	COMPAT_IBCS2	# binary compatibility with SCO and ISC
92#options 	COMPAT_LINUX	# binary compatibility with Linux
93#options 	COMPAT_FREEBSD	# binary compatibility with FreeBSD
94
95# File systems
96file-system 	FFS		# UFS
97#file-system 	EXT2FS		# second extended file system (linux)
98#file-system 	LFS		# log-structured file system
99#file-system 	MFS		# memory file system
100file-system 	NFS		# Network File System client
101file-system 	CD9660		# ISO 9660 + Rock Ridge file system
102file-system 	MSDOSFS		# MS-DOS file system
103#file-system 	FDESC		# /dev/fd
104file-system 	KERNFS		# /kern
105#file-system 	NULLFS		# loopback file system
106#file-system 	PORTAL		# portal filesystem (still experimental)
107#file-system 	PROCFS		# /proc
108#file-system 	UMAPFS		# NULLFS + uid and gid remapping
109#file-system 	UNION		# union file system
110
111# File system options
112#options 	QUOTA		# UFS quotas
113#options 	FFS_EI		# FFS Endian Independant support
114#options 	NFSSERVER	# Network File System server
115#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
116				# immutable) behave as system flags.
117options 	VNODE_OP_NOINLINE # don't inline vnode op calls
118
119# Networking options
120#options 	GATEWAY		# packet forwarding
121options 	INET		# IP + ICMP + TCP + UDP
122#options 	MROUTING	# IP multicast routing
123#options 	NS		# XNS
124#options 	NSIP		# XNS tunneling over IP
125#options 	ISO,TPIP	# OSI
126#options 	EON		# OSI tunneling over IP
127#options 	CCITT,LLC,HDLC	# X.25
128#options 	NETATALK	# AppleTalk networking protocols
129#options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
130#options 	PPP_DEFLATE	# Deflate compression support for PPP
131#options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
132#options 	PFIL_HOOKS	# pfil(9) packet filter hooks
133#options 	IPFILTER_LOG	# ipmon(8) log support
134#options 	IPFILTER_DEFAULT_BLOCK	# block all packets by default
135#options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
136
137#options 	ALTQ		# Manipulate network interfaces' output queues
138#options 	ALTQ_BLUE	# Stochastic Fair Blue
139#options 	ALTQ_CBQ	# Class-Based Queueing
140#options 	ALTQ_CDNR	# Diffserv Traffic Conditioner
141#options 	ALTQ_FIFOQ	# First-In First-Out Queue
142#options 	ALTQ_FLOWVALVE	# RED/flow-valve (red-penalty-box)
143#options 	ALTQ_HFSC	# Hierarchical Fair Service Curve
144#options 	ALTQ_LOCALQ	# Local queueing discipline
145#options 	ALTQ_PRIQ	# Priority Queueing
146#options 	ALTQ_RED	# Random Early Detection
147#options 	ALTQ_RIO	# RED with IN/OUT
148#options 	ALTQ_WFQ	# Weighted Fair Queueing
149
150# These options enable verbose messages for several subsystems.
151# Warning, these may compile large string tables into the kernel!
152#options 	EISAVERBOSE	# verbose EISA device autoconfig messages
153#options 	PCIVERBOSE	# verbose PCI device autoconfig messages
154#options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
155#options 	PCMCIAVERBOSE	# verbose PCMCIA configuration messages
156#options 	SCSIVERBOSE	# human readable SCSI error messages
157#options 	USBVERBOSE	# verbose USB device autoconfig messages
158
159#options 	NFS_BOOT_BOOTP,NFS_BOOT_BOOTPARAM
160
161# Kernel root file system and dump configuration.
162config		netbsd	root on ? type ?
163#config		netbsd	root on sd0a type ffs
164#config		netbsd	root on ? type nfs
165
166#
167# wscons options
168#
169# builtin terminal emulations
170#options 	WSEMUL_SUN		# sun terminal emulation
171options 	WSEMUL_VT100		# VT100 / VT220 emulation
172# different kernel output - see dev/wscons/wsdisplayvar.h
173options 	WS_KERNEL_FG=WSCOL_GREEN
174#options 	WS_KERNEL_BG=WSCOL_BLACK
175# compatibility to other console drivers
176options 	WSDISPLAY_COMPAT_PCVT		# emulate some ioctls
177options 	WSDISPLAY_COMPAT_SYSCONS	# emulate some ioctls
178options 	WSDISPLAY_COMPAT_USL		# VT handling
179options 	WSDISPLAY_COMPAT_RAWKBD		# can get raw scancodes
180# see dev/pckbc/wskbdmap_mfii.c for implemented layouts
181#options 	PCKBD_LAYOUT="(KB_DE | KB_NODEAD)"
182# allocate a number of virtual screens at autoconfiguration time
183#options 	WSDISPLAY_DEFAULTSCREENS=4
184# use a large software cursor that doesn't blink
185options 	PCDISPLAY_SOFTCURSOR
186
187#
188# Device configuration
189#
190
191mainbus0 at root
192
193cpu0 at mainbus0
194
195#apm0	at mainbus0			# Advanced power management
196
197
198# Basic Bus Support
199
200# PCI bus support
201#pci*	at mainbus? bus ?
202#pci*	at pchb? bus ?
203#pci*	at ppb? bus ?
204
205# PCI bridges
206#pchb*	at pci? dev ? function ?	# PCI-Host bridges
207#pceb*	at pci? dev ? function ?	# PCI-EISA bridges
208#pcib*	at pci? dev ? function ?	# PCI-ISA bridges
209#ichlpcib* at pci? dev ? function ?	# Intel ICH PCI-ISA w/ watchdog support
210#ppb*	at pci? dev ? function ?	# PCI-PCI bridges
211# XXX 'puc's aren't really bridges, but there's no better place for them here
212#puc*	at pci? dev ? function ?	# PCI "universal" comm. cards
213
214# EISA bus support
215#eisa0	at mainbus?
216#eisa0	at pceb?
217
218# ISA bus support
219isa0	at mainbus?
220#isa0	at pceb?
221#isa0	at pcib?
222#isa0	at ichlpcib?
223
224# PCMCIA bus support
225pcmcia*	at pcic? controller ? socket ?
226
227# ISA PCMCIA controllers
228pcic0	at isa? port 0x3e0 iomem 0xd0000 iosiz 0x4000
229pcic1	at isa? port 0x3e2 iomem 0xd4000 iosiz 0x4000
230
231# ISA Plug-and-Play bus support
232#isapnp0	at isa?
233
234# ISA Plug-and-Play PCMCIA controllers
235#pcic*	at isapnp?
236
237# Coprocessor Support
238
239# Math Coprocessor support
240npx0	at isa? port 0xf0 irq 13	# x86 math coprocessor
241
242# Console Devices
243
244# ISA console
245#pc0	at isa? port 0x60 irq 1		# pccons generic PC console driver
246
247# wscons
248pckbc0 		at isa?			# pc keyboard controller
249pckbd* 		at pckbc?		# PC keyboard
250#pms*		at pckbc?		# PS/2 mouse for wsmouse
251vga0		at isa?
252#vga*		at pci? dev ? function ?
253pcdisplay0 	at isa?			# CGA, MDA, EGA, HGA
254wsdisplay*	at vga? console ?
255wsdisplay* 	at pcdisplay? console ?
256wskbd* 		at pckbd? console ?
257#wsmouse*	at pms? mux 0
258
259
260#pcppi0	at isa?
261#sysbeep0	at pcppi?
262
263# Serial Devices
264
265# PCI serial interfaces
266#com*	at puc? port ?			# 16x50s on "universal" comm boards
267#cy*	at pci? dev ? function ?	# Cyclades Cyclom-Y serial boards
268
269# ISA Plug-and-Play serial interfaces
270#com*	at isapnp?			# Modems and serial boards
271
272# PCMCIA serial interfaces
273com*	at pcmcia? function ?		# Modems and serial cards
274
275# ISA serial interfaces
276#options 	COM_HAYESP		# adds Hayes ESP serial board support
277com0	at isa? port 0x3f8 irq 4	# Standard PC serial ports
278com1	at isa? port 0x2f8 irq 3
279com2	at isa? port 0x3e8 irq 5
280#com3	at isa? port 0x2e8 irq 9
281#ast0	at isa? port 0x1a0 irq 5	# AST 4-port serial cards
282#com*	at ast? slave ?
283#boca0	at isa? port 0x100 irq 5	# BOCA 8-port serial cards
284#com*	at boca? slave ?
285#rtfps0	at isa? port 0x1230 irq 10	# RT 4-port serial cards
286#com*	at rtfps? slave ?
287#cy0	at isa? iomem 0xd4000 irq 12	# Cyclades serial cards
288
289
290# Parallel Printer Interfaces
291
292# PCI parallel printer interfaces
293#lpt*	at puc? port ?			# || ports on "universal" comm boards
294
295# ISA parallel printer interfaces
296lpt0	at isa? port 0x378 irq 7	# standard PC parallel ports
297#lpt1	at isa? port 0x278
298#lpt2	at isa? port 0x3bc
299
300
301# SCSI Controllers and Devices
302
303# PCI SCSI controllers
304#ahc*	at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
305#dpt*	at pci? dev ? function ?	# DPT SmartCache/SmartRAID
306#bha*	at pci? dev ? function ?	# BusLogic 9xx SCSI
307#isp*	at pci? dev ? function ?	# Qlogic ISP [12]0x0 SCSI/FibreChannel
308#siop*	at pci? dev ? function ?	# NCR 53c8xx SCSI
309#esiop*	at pci? dev ? function ?	# NCR 53c875 SCSI and newer
310#options 	SIOP_SYMLED		# drive the act. LED in software
311
312# EISA SCSI controllers
313#ahb*	at eisa? slot ?			# Adaptec 174[02] SCSI
314#ahc*	at eisa? slot ?			# Adaptec 274x, aic7770 SCSI
315#bha*	at eisa? slot ?			# BusLogic 7xx SCSI
316#dpt*	at eisa? slot ?			# DPT SmartCache/SmartRAID
317#uha*	at eisa? slot ?			# UltraStor 24f SCSI
318
319# PCMCIA SCSI controllers
320#aic*	at pcmcia? function ?		# Adaptec APA-1460 SCSI
321
322# ISA Plug-and-Play SCSI controllers
323#aic*	at isapnp?			# Adaptec AHA-1520B
324
325# ISA SCSI controllers
326#aha0	at isa? port 0x330 irq ? drq ?	# Adaptec 154[02] SCSI
327#aha1	at isa? port 0x334 irq ? drq ?
328#ahc0	at isa? port ? irq ?		# Adaptec 284x SCSI
329#aic0	at isa? port 0x340 irq 11	# Adaptec 152[02] SCSI
330#bha0	at isa? port 0x330 irq ? drq ?	# BusLogic [457]4X SCSI
331#bha1	at isa? port 0x334 irq ? drq ?
332#sea0	at isa? iomem 0xc8000 irq 5	# Seagate/Future Domain SCSI
333#uha0	at isa? port 0x330 irq ? drq ?	# UltraStor [13]4f SCSI
334#uha1	at isa? port 0x340 irq ? drq ?
335#wds0	at isa? port 0x350 irq 15 drq 6	# WD7000 and TMC-7000 controllers
336#wds1	at isa? port 0x358 irq 11 drq 5
337
338# SCSI bus support
339#scsibus* at scsi?
340
341# SCSI devices
342#sd*	at scsibus? target ? lun ?	# SCSI disk drives
343#st*	at scsibus? target ? lun ?	# SCSI tape drives
344#cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
345#ch*	at scsibus? target ? lun ?	# SCSI autochangers
346#ss*	at scsibus? target ? lun ?	# SCSI scanners
347#uk*	at scsibus? target ? lun ?	# SCSI unknown
348
349
350# IDE and related devices
351
352# ISA Plug-and-Play IDE controllers
353#wdc*	at isapnp?
354
355# PCMCIA IDE controllers
356wdc*	at pcmcia? function ?
357
358# ISA IDE controllers
359wdc0	at isa? port 0x1f0 irq 14	# ST506, ESDI, and IDE controllers
360wdc1	at isa? port 0x170 irq 15
361
362# ATA (IDE) bus support
363atabus* at ata?
364
365# IDE drives
366wd*	at atabus? drive ?			# the drives themselves
367
368# ATAPI bus support
369atapibus* at atapi?
370
371# ATAPI devices
372cd*	at atapibus? drive ?		# ATAPI CD-ROM drives
373sd*	at atapibus? drive ?		# ATAPI disk drives
374
375
376# Miscellaneous mass storage devices
377
378# ISA floppy
379fdc0	at isa? port 0x3f0 irq 6 drq 2	# standard PC floppy controllers
380#fdc1	at isa? port 0x370 irq ? drq ?
381fd*	at fdc? drive ?			# the drives themselves
382# some machines need you to do this instead of fd*
383#fd0	at fdc0 drive 0
384
385# ISA CD-ROM devices
386#mcd0	at isa? port 0x300 irq 10	# Mitsumi CD-ROM drives
387
388# ISA tape devices
389# note: the wt driver conflicts unpleasantly with SMC boards at the
390# same I/O address. The probe reprograms their EEPROMs. Don't
391# uncomment it unless you are actually using it.
392#wt0	at isa? port 0x308 irq 5 drq 1	# Archive and Wangtek QIC tape drives
393
394
395# Network Interfaces
396
397# PCI network interfaces
398#en*	at pci? dev ? function ?	# ENI/Adaptec ATM
399#ep*	at pci? dev ? function ?	# 3Com 3c59x/3c90x Ethernet
400#epic*	at pci? dev ? function ?	# SMC EPIC/100 Ethernet
401#esh*	at pci? dev ? function ?	# Essential HIPPI card
402#fpa*	at pci? dev ? function ?	# DEC DEFPA FDDI
403#fxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B
404#le*	at pci? dev ? function ?	# PCnet-PCI Ethernet
405#ne*	at pci? dev ? function ?	# NE2000-compatible Ethernet
406#tl*	at pci? dev ? function ?	# ThunderLAN-based Ethernet
407#tlp*	at pci? dev ? function ?	# DECchip 21x4x and clones
408
409# EISA network interfaces
410#ep*	at eisa? slot ?			# 3Com 3c579 Ethernet
411#fea*	at eisa? slot ?			# DEC DEFEA FDDI
412
413# ISA Plug-and-Play network interfaces
414#ep*	at isapnp?			# 3Com 3c509 Ethernet
415#ne*	at isapnp?			# NE2000-compatible Ethernet
416
417# PCMCIA network interfaces
418ep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
419mbe*	at pcmcia? function ?		# MB8696x based Ethernet
420ne*	at pcmcia? function ?		# NE2000-compatible Ethernet
421sm*	at pcmcia? function ?		# Megahertz Ethernet
422
423# ISA network interfaces
424ate0	at isa? port 0x2a0 irq ?		# AT1700
425ec0	at isa? port 0x250 iomem 0xd8000 irq 9	# 3Com 3c503 Ethernet
426eg0	at isa? port 0x280 irq 9		# 3C505 ethernet cards
427el0	at isa? port 0x300 irq 9		# 3C501 ethernet cards
428ep0	at isa? port ? irq ?			# 3C509 ethernet cards
429ef0	at isa? port 0x360 iomem 0xd0000 irq 7	# 3C507
430ai0	at isa? port 0x360 iomem 0xd0000 irq 7	# StarLAN
431fmv0	at isa? port 0x2a0 irq ?		# FMV-180 series
432ix0	at isa? port 0x300 irq 10		# EtherExpress/16
433iy0	at isa? port 0x360 irq ?		# EtherExpress PRO 10 ISA
434lc0	at isa? port 0x320 iomem ? irq ?	# DEC EtherWORKS III (LEMAC)
435#depca0	at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5	# DEPCA
436#le*	at depca?
437nele0	at isa? port 0x320 irq 9 drq 7		# NE2100
438le*	at nele?
439bicc0	at isa? port 0x320 irq 10 drq 7		# BICC IsoLan
440le*	at bicc?
441ne0	at isa? port 0x280 irq 9		# NE[12]000 ethernet cards
442ne1	at isa? port 0x300 irq 10
443sm0	at isa? port 0x300 irq 10		# SMC91C9x Ethernet
444we0	at isa? port 0x280 iomem 0xd0000 irq 9	# WD/SMC Ethernet
445we1	at isa? port 0x300 iomem 0xcc000 irq 10
446
447# MII bus support
448#mii*	at tl?
449
450# MII PHY network interfaces
451#tlphy*	at mii? dev ?			# ThunderLAN PHYs
452#nsphy*	at mii? dev ?			# NS and compatible PHYs
453#ukphy*	at mii? phy ?			# generic unknown PHYs
454
455
456# USB Controller and Devices
457
458# PCI USB controllers
459#uhci*	at pci?				# Universal Host Controller (Intel)
460#ohci*	at pci?				# Open Host Controller
461
462# USB bus support
463#usb*	at uhci?
464#usb*	at ohci?
465
466# USB Hubs
467#uhub*	at usb?
468#uhub*	at uhub? port ?
469
470# USB Mice
471#ums*	at uhub? port ?
472
473# USB Keyboards
474#ukbd*	at uhub? port ?
475
476# USB Generic HID devices
477#uhid*	at uhub? port ?
478
479# USB Printer
480#ulpt*	at uhub? port ?
481
482# USB Mass Storage
483#umass*	at uhub? port ? configuration ? interface ?
484#scsibus* at umass?
485#wd*	at umass?
486
487# USB Ethernet adapters
488#aue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
489#cue*	at uhub? port ?		# CATC USB-EL1201A based adapters
490#kue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
491#uax*	at uhub? port ?		# ASIX AX88172 based adapters
492#url*	at uhub? port ?		# Realtek RTL8150L based adapters
493
494# Y@P firmware loader
495#uyap* at uhub? port ?
496
497# USB Generic driver
498#ugen*	at uhub? port ?
499
500# Audio Devices
501
502# PCI audio devices
503#eap*	at pci? dev ? function ?	# Ensoniq AudioPCI
504
505# ISA Plug-and-Play audio devices
506#guspnp*	at isapnp?			# Gravis Ultra Sound PnP audio
507#sb*	at isapnp?			# SoundBlaster-compatible audio
508#ym*	at isapnp?			# Yamaha OPL3-SA3 audio
509
510# ISA audio devices
511#aria0	at isa? port 0x290 irq 10 		# Aria
512#gus0	at isa? port 0x220 irq 7 drq 1 drq2 6	# Gravis Ultra Sound
513#pas0	at isa? port 0x220 irq 7 drq 1		# ProAudio Spectrum
514#pss0	at isa? port 0x220 irq 7 drq 6		# Personal Sound System
515#sp0	at pss0 port 0x530 irq 10 drq 0		# 	sound port driver
516#sb0	at isa? port 0x220 irq 5 drq 1 drq2 5	# SoundBlaster
517#wss0	at isa? port 0x530 irq 10 drq 0	drq2 1	# Windows Sound System
518
519# Audio support
520#audio*	at audiobus?
521
522# The spkr driver provides a simple tone interface to the built in speaker.
523#spkr0	at pcppi?		# PC speaker
524
525
526# Joysticks
527
528# ISA Plug-and-Play joysticks
529#joy*	at isapnp?			# Game ports (usually on audio cards)
530
531# ISA joysticks. Probe is a little strange; add only if you have one.
532#joy0	at isa? port 0x201
533
534
535# Miscellaneous Devices
536
537# Planetconnect Satellite receiver driver.
538#satlink0 at isa? port 0x300 drq 1
539
540
541# Pull in optional local configuration
542include	"arch/i386/conf/GENERIC.local"
543
544
545# Pseudo-Devices
546
547# disk/mass storage pseudo-devices
548#pseudo-device	ccd		4	# concatenated/striped disk devices
549#pseudo-device	md		1	# memory disk device (ramdisk)
550pseudo-device	vnd		4	# disk-like interface to files
551
552# network pseudo-devices
553pseudo-device	bpfilter	8	# Berkeley packet filter
554pseudo-device	bridge			# simple inter-network bridging
555pseudo-device	ipfilter		# IP filter (firewall) and NAT
556pseudo-device	loop			# network loopback
557pseudo-device	ppp		2	# Point-to-Point Protocol
558pseudo-device	pppoe			# PPP over Ethernet (RFC 2516)
559#pseudo-device	sl		2	# Serial Line IP
560#pseudo-device	strip		2	# Starmode Radio IP (Metricom)
561pseudo-device	tun		2	# network tunneling over tty
562
563# miscellaneous pseudo-devices
564pseudo-device	pty			# pseudo-terminals
565#pseudo-device	tb		1	# tablet line discipline
566pseudo-device	rnd			# /dev/random and in-kernel generator
567#options 	RND_COM			# use "com" randomness as well (BROKEN)
568pseudo-device	clockctl		# user control of clock subsystem
569