GENERIC revision 1.24
11.24Sdarcy#	$NetBSD: GENERIC,v 1.24 2001/06/30 11:00:36 darcy Exp $
21.1Snonaka#
31.3Snonaka#	GENERIC -- everything that's currently supported
41.1Snonaka#
51.1Snonaka
61.1Snonakainclude "arch/prep/conf/std.prep"
71.1Snonaka
81.24Sdarcy#ident		"GENERIC-$Revision: 1.24 $"
91.1Snonaka
101.1Snonakamaxusers	32
111.1Snonaka
121.1Snonaka# Standard system options
131.1Snonaka
141.1Snonakaoptions 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
151.3Snonakaoptions 	NTP		# NTP phase/frequency locked loop
161.1Snonaka
171.1Snonakaoptions 	KTRACE		# system call tracing via ktrace(1)
181.1Snonaka
191.1Snonakaoptions 	SYSVMSG		# System V-like message queues
201.1Snonakaoptions 	SYSVSEM		# System V-like semaphores
211.24Sdarcy#options	SEMMNI=10	# number of semaphore identifiers
221.24Sdarcy#options	SEMMNS=60	# number of semaphores in system
231.24Sdarcy#options	SEMUME=10	# max number of undo entries per process
241.24Sdarcy#options	SEMMNU=30	# number of undo structures in system
251.1Snonakaoptions 	SYSVSHM		# System V-like memory sharing
261.1Snonaka#options 	SHMMAXPGS=1024	# 1024 pages is the default
271.1Snonaka
281.3Snonakaoptions 	LKM		# loadable kernel modules
291.1Snonaka
301.1Snonaka# Diagnostic/debugging support options
311.1Snonakaoptions 	DIAGNOSTIC	# cheap kernel consistency checks
321.1Snonaka#options 	DEBUG		# expensive debugging checks/support
331.1Snonaka#options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
341.1Snonakaoptions 	DDB		# in-kernel debugger
351.1Snonaka#options 	DDB_HISTORY_SIZE=100    # Enable history editing in DDB
361.1Snonaka#makeoptions	DEBUG="-g"
371.1Snonaka
381.1Snonaka# Compatibility options
391.1Snonakaoptions 	COMPAT_13	# NetBSD 1.3,
401.1Snonakaoptions 	COMPAT_14	# NetBSD 1.4,
411.1Snonakaoptions 	COMPAT_43	# and 4.3BSD
421.21Snonaka#options 	COMPAT_LINUX	# Linux binary compatibility (experimental)
431.1Snonaka
441.1Snonaka# File systems
451.3Snonakafile-system 	FFS		# UFS
461.3Snonakafile-system	EXT2FS		# second extended file system (linux)
471.3Snonakafile-system	LFS		# log-structured file system
481.1Snonakafile-system 	MFS		# memory file system
491.1Snonakafile-system 	NFS		# Network File System client
501.3Snonakafile-system	NTFS		# Windows/NT file system (experimental)
511.3Snonakafile-system 	CD9660		# ISO 9660 + Rock Ridge file system
521.3Snonakafile-system 	MSDOSFS		# MS-DOS file system
531.3Snonakafile-system 	FDESC		# /dev/fd
541.1Snonakafile-system 	KERNFS		# /kern
551.3Snonakafile-system 	NULLFS		# loopback file system
561.3Snonakafile-system	OVERLAY		# overlay file system
571.3Snonakafile-system 	PORTAL		# portal filesystem (still experimental)
581.1Snonakafile-system 	PROCFS		# /proc
591.3Snonakafile-system 	UMAPFS		# NULLFS + uid and gid remapping
601.3Snonakafile-system 	UNION		# union file system
611.7Snonaka#file-system	CODA		# Coda File System; also needs vcoda (below)
621.1Snonaka
631.1Snonaka# File system options
641.3Snonakaoptions 	QUOTA		# UFS quotas
651.3Snonakaoptions 	FFS_EI		# FFS Endian Independant support
661.9Sfvdloptions 	SOFTDEP		# FFS soft updates support.
671.3Snonakaoptions 	NFSSERVER	# Network File System server
681.1Snonaka#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
691.1Snonaka 				# immutable) behave as system flags.
701.1Snonaka
711.1Snonaka# Networking options
721.1Snonaka#options 	GATEWAY		# packet forwarding
731.1Snonakaoptions 	INET		# IP + ICMP + TCP + UDP
741.1Snonakaoptions 	INET6		# IPv6
751.1Snonaka#options 	IPSEC		# IP security
761.1Snonaka#options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
771.1Snonaka#options 	IPSEC_DEBUG	# debug for IP security
781.1Snonaka#options 	MROUTING	# IP multicast routing
791.3Snonakaoptions 	NETATALK	# AppleTalk networking protocols
801.1Snonakaoptions 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
811.1Snonakaoptions 	PPP_DEFLATE	# Deflate compression support for PPP
821.1Snonakaoptions 	PPP_FILTER	# Active filter support for PPP (requires bpf)
831.1Snonakaoptions 	PFIL_HOOKS	# pfil(9) packet filter hooks
841.1Snonakaoptions 	IPFILTER_LOG	# ipmon(8) log support
851.1Snonaka
861.1Snonaka# Compatibility with 4.2BSD implementation of TCP/IP.  Not recommended.
871.1Snonaka#options 	TCP_COMPAT_42
881.1Snonaka
891.1Snonaka# These options enable verbose messages for several subsystems.
901.1Snonaka# Warning, these may compile large string tables into the kernel!
911.7Snonakaoptions 	MIIVERBOSE	# verbose PHY autoconfig messages
921.1Snonakaoptions 	PCIVERBOSE	# verbose PCI device autoconfig messages
931.2Scgd#options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
941.14Snonakaoptions 	PCMCIAVERBOSE	# verbose PCMCIA configuration messages
951.3Snonakaoptions 	SCSIVERBOSE	# human readable SCSI error messages
961.14Snonaka#options 	USBVERBOSE	# verbose USB device autoconfig messages
971.1Snonaka
981.1Snonakaoptions 	NFS_BOOT_BOOTP
991.1Snonakaoptions 	NFS_BOOT_BOOTPARAM
1001.1Snonakaoptions 	NFS_BOOT_DHCP
1011.1Snonaka
1021.1Snonaka#
1031.1Snonaka# wscons options
1041.1Snonaka#
1051.1Snonaka# builtin terminal emulations
1061.1Snonakaoptions 	WSEMUL_VT100		# VT100 / VT220 emulation
1071.1Snonaka# different kernel output - see dev/wscons/wsdisplayvar.h
1081.1Snonakaoptions 	WS_KERNEL_FG=WSCOL_GREEN
1091.1Snonaka#options 	WS_KERNEL_BG=WSCOL_BLACK
1101.1Snonaka# see dev/pckbc/wskbdmap_mfii.c for implemented layouts
1111.1Snonaka#options 	PCKBD_LAYOUT="(KB_DE | KB_NODEAD)"
1121.1Snonaka# allocate a number of virtual screens at autoconfiguration time
1131.1Snonaka#options 	WSDISPLAY_DEFAULTSCREENS=4
1141.1Snonaka# use a large software cursor that doesn't blink
1151.1Snonakaoptions 	PCDISPLAY_SOFTCURSOR
1161.1Snonaka
1171.1Snonaka# Kernel root file system and dump configuration.
1181.1Snonakaconfig	netbsd	root on ? type ?
1191.3Snonaka#config	netbsd	root on de0 type nfs
1201.3Snonaka#config	netbsd	root on le0 type nfs
1211.1Snonaka
1221.14Snonaka
1231.1Snonaka#
1241.1Snonaka# Device configuration
1251.1Snonaka#
1261.1Snonaka
1271.1Snonakamainbus0 at root
1281.1Snonakacpu0	at mainbus0
1291.1Snonaka
1301.14Snonaka
1311.1Snonaka# Basic Bus Support
1321.1Snonaka
1331.1Snonaka# PCI bus support
1341.1Snonakapci0	at mainbus0 bus ?
1351.1Snonakapci*	at pchb? bus ?
1361.3Snonakapci*	at ppb? bus ?
1371.1Snonaka
1381.21Snonakaoptions 	PCI_NETBSD_CONFIGURE
1391.21Snonaka
1401.1Snonaka# PCI bridges
1411.1Snonakapchb*	at pci? dev ? function ?	# PCI-Host bridges
1421.4Skleinkppb*	at pci? dev ? function ?	# PCI-PCI bridges
1431.1Snonakapcib*	at pci? dev ? function ?	# PCI-ISA bridges
1441.1Snonaka
1451.1Snonaka# ISA bus support
1461.1Snonakaisa*	at pcib?			# ISA on PCI-ISA bridge
1471.1Snonaka
1481.14Snonaka# PCMCIA bus support
1491.14Snonakapcmcia* at pcic? controller ? socket ?
1501.14Snonaka
1511.14Snonaka# ISA PCMCIA controllers
1521.14Snonakapcic0	at isa? port 0x3e0 iomem 0xd0000 iosiz 0x10000
1531.14Snonaka
1541.14Snonaka#options 	PCIC_ISA_INTR_ALLOC_MASK=0x4a00 # free irq 9,11,14
1551.14Snonaka#options 	PCIC_ISA_ALLOC_IOBASE=0x0400
1561.14Snonaka#options 	PCIC_ISA_ALLOC_IOSIZE=0x0100
1571.14Snonaka
1581.16Stsutsui# ISA Plug-and-Play bus support
1591.16Stsutsuiisapnp0	at isa?
1601.14Snonaka
1611.1Snonaka# Console Devices
1621.1Snonaka
1631.1Snonaka# ISA console.
1641.1Snonaka#pc0	at isa? port 0x60 irq 1		# generic PC console device
1651.1Snonaka
1661.1Snonaka# Keyboard layout configuration for pccons
1671.1Snonaka#options	FRENCH_KBD
1681.1Snonaka#options	FINNISH_KBD
1691.1Snonaka#options	GERMAN_KBD
1701.1Snonaka#options	NORWEGIAN_KBD
1711.1Snonaka
1721.1Snonaka# wscons
1731.1Snonakapckbc0		at isa?			# pc keyboard controller
1741.1Snonakapckbd*		at pckbc?		# PC keyboard
1751.1Snonakapms*		at pckbc?		# PS/2 mouse for wsmouse
1761.1Snonakapmsi*		at pckbc?		# PS/2 "Intelli"mouse for wsmouse
1771.1Snonakavga*		at pci?
1781.1Snonakawsdisplay*	at vga? console ?
1791.1Snonakawskbd*		at pckbd? console ?
1801.1Snonakawsmouse*	at pms? mux 0
1811.1Snonakawsmouse*	at pmsi? mux 0
1821.1Snonaka
1831.1Snonakapcppi0	at isa?				# PC prog. periph. interface
1841.1Snonakaisabeep0 at pcppi?			# "keyboard" beep
1851.1Snonaka
1861.1Snonakamcclock0 at isa? port 0x70		# mc146818 and compatible
1871.1Snonaka
1881.14Snonaka
1891.1Snonaka# Serial Devices
1901.1Snonaka
1911.1Snonaka# ISA serial interfaces
1921.1Snonakacom0	at isa? port 0x3f8 irq 4	# standard PC serial ports
1931.1Snonakacom1	at isa? port 0x2f8 irq 3
1941.1Snonaka
1951.14Snonaka# PCMCIA serial interfaces
1961.14Snonakacom*	at pcmcia? function ?		# Modems and serial cards
1971.14Snonaka
1981.14Snonakapcmcom* at pcmcia? function ?		# PCMCIA multi-port serial cards
1991.14Snonakacom*	at pcmcom? slave ?		# ...and the slave devices
2001.14Snonaka
2011.14Snonaka
2021.1Snonaka# Parallel Printer Interfaces
2031.1Snonaka
2041.1Snonaka# ISA parallel printer interfaces
2051.1Snonakalpt0	at isa? port 0x3bc irq 7	# standard PC parallel ports
2061.1Snonaka
2071.14Snonaka
2081.3Snonaka# SCSI Controllers and Devices
2091.3Snonaka
2101.3Snonaka# PCI SCSI controllers
2111.23Snonakaahc*	at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
2121.22Stsutsuiiha*	at pci? dev ? function ?	# Initio INIC-940/950 SCSI
2131.3Snonakapcscp*	at pci? dev ? function ?	# AMD 53c974 PCscsi-PCI SCSI
2141.21Snonakasiop*	at pci? dev ? function ?	# Symbios 53c8xx SCSI
2151.4Skleink
2161.14Snonaka# PCMCIA SCSI controllers
2171.14Snonakaaic*	at pcmcia? function ?		# Adaptec APA-1460 SCSI
2181.14Snonaka
2191.4Skleink# SCSI bus support
2201.23Snonakascsibus* at ahc?
2211.14Snonakascsibus* at aic?
2221.22Stsutsuiscsibus* at iha?
2231.4Skleinkscsibus* at pcscp?
2241.21Snonakascsibus* at siop?
2251.3Snonaka
2261.3Snonaka# SCSI devices
2271.3Snonakasd*	at scsibus? target ? lun ?	# SCSI disk drives
2281.3Snonakast*	at scsibus? target ? lun ?	# SCSI tape drives
2291.3Snonakacd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
2301.3Snonakach*	at scsibus? target ? lun ?	# SCSI autochangers
2311.3Snonakass*	at scsibus? target ? lun ?	# SCSI scanners
2321.3Snonakauk*	at scsibus? target ? lun ?	# SCSI unknown
2331.3Snonaka
2341.14Snonaka
2351.7Snonaka# IDE and related devices
2361.7Snonaka
2371.14Snonaka# PCMCIA IDE controllers
2381.14Snonakawdc*	at pcmcia? function ?
2391.14Snonaka
2401.14Snonaka# IDE drives
2411.14Snonaka# Flags are used only with controllers that support DMA operations
2421.14Snonaka# and mode settings (e.g. some pciide controllers)
2431.14Snonaka# The lowest order four bits (rightmost digit) of the flags define the PIO
2441.14Snonaka# mode to use, the next set of four bits the DMA mode and the third set the
2451.14Snonaka# UltraDMA mode. For each set of four bits, the 3 lower bits define the mode
2461.14Snonaka# to use, and the last bit must be 1 for this setting to be used.
2471.14Snonaka# For DMA and UDMA, 0xf (1111) means 'disable'.
2481.14Snonaka# 0x0fac means 'use PIO mode 4, DMA mode 2, disable UltraDMA'.
2491.14Snonaka# (0xc=1100, 0xa=1010, 0xf=1111)
2501.14Snonaka# 0x0000 means "use whatever the drive claims to support".
2511.14Snonakawd*	at wdc? channel ? drive ? flags 0x0000
2521.14Snonaka
2531.14Snonaka# ATAPI bus support
2541.14Snonakaatapibus* at wdc? channel ?
2551.14Snonaka
2561.7Snonaka# ATAPI devices
2571.7Snonaka# flags have the same meaning as for IDE drives.
2581.14Snonakacd*	at atapibus? drive ? flags 0x0000	# ATAPI CD-ROM drives
2591.14Snonakasd*	at atapibus? drive ? flags 0x0000	# ATAPI disk drives
2601.14Snonakauk*	at atapibus? drive ? flags 0x0000	# ATAPI unknown
2611.14Snonaka
2621.7Snonaka
2631.1Snonaka# Network Interfaces
2641.1Snonaka
2651.1Snonaka# PCI network interfaces
2661.3Snonakade*	at pci? dev ? function ?	# DEC 21x4x-based Ethernet
2671.1Snonakaep*	at pci? dev ? function ?	# 3Com 3c59x
2681.23Snonakafxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B
2691.3Snonaka#le*	at pci? dev ? function ?	# PCnet-PCI Ethernet
2701.1Snonakane*	at pci? dev ? function ?	# NE2000-compatible Ethernet
2711.23Snonakartk*	at pci? dev ? function ?	# Realtek 8129/8139
2721.3Snonakavr*	at pci? dev ? function ?	# VIA Rhine Fast Ethernet
2731.1Snonaka
2741.18Stsutsui# ISA network interfaces
2751.18Stsutsuiep*	at isa? port ? irq ?		# 3Com 3c509 Ethernet
2761.18Stsutsuine0	at isa? port 0x280 irq 9	# NE2000-compatible Ethernet
2771.18Stsutsuine1	at isa? port 0x300 irq 10
2781.18Stsutsuiwe0	at isa? port 0x280 iomem 0xd0000 irq 9	# WD/SMC Ethernet
2791.18Stsutsui
2801.16Stsutsui# ISA Plug-and-Play network intefaces
2811.16Stsutsuiep*	at isapnp?			# 3Com 3c509 Ethernet
2821.18Stsutsuine*	at isapnp?			# NE2000-compatible Ethernet
2831.16Stsutsui
2841.14Snonaka# PCMCIA network interfaces
2851.14Snonakaep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
2861.14Snonakane*	at pcmcia? function ?		# NE2000-compatible Ethernet
2871.14Snonaka
2881.14Snonakamhzc*	at pcmcia? function ?		# Megahertz Ethernet/Modem combo cards
2891.14Snonakacom*	at mhzc?
2901.14Snonakasm*	at mhzc?
2911.14Snonaka
2921.1Snonaka# MII/PHY support
2931.7Snonakadmphy*	at mii? phy ?			# Davicom DM9101 PHYs
2941.7Snonakaexphy*	at mii? phy ?			# 3Com internal PHYs
2951.7Snonakaicsphy* at mii? phy ?			# Integrated Circuit Systems ICS1890
2961.7Snonakainphy*	at mii? phy ?			# Intel 82555 PHYs
2971.7Snonakaiophy*	at mii? phy ?			# Intel 82553 PHYs
2981.7Snonakalxtphy* at mii? phy ?			# Level One LXT-970 PHYs
2991.7Snonakansphy*	at mii? phy ?			# NS83840 PHYs
3001.7Snonakansphyter* at mii? phy ?			# NS83843 PHYs
3011.7Snonakaqsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
3021.7Snonakasqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
3031.7Snonakatlphy*	at mii? phy ?			# ThunderLAN PHYs
3041.7Snonakatqphy*	at mii? phy ?			# TDK Semiconductor PHYs
3051.3Snonakaukphy*	at mii? phy ?			# generic unknown PHYs
3061.3Snonaka
3071.14Snonaka
3081.7Snonaka# USB Controller and Devices
3091.7Snonaka
3101.7Snonaka# PCI USB controllers
3111.14Snonaka#uhci*	at pci? dev ? function ?	# Universal Host Controller (Intel)
3121.14Snonaka#ohci*	at pci? dev ? function ?	# Open Host Controller
3131.7Snonaka
3141.7Snonaka# USB bus support
3151.14Snonaka#usb*	at uhci?
3161.14Snonaka#usb*	at ohci?
3171.7Snonaka
3181.7Snonaka# USB Hubs
3191.14Snonaka#uhub*	at usb?
3201.14Snonaka#uhub*	at uhub? port ? configuration ? interface ?
3211.7Snonaka
3221.7Snonaka# USB Mice
3231.14Snonaka#ums*	at uhub? port ? configuration ? interface ?
3241.14Snonaka#wsmouse* at ums? mux 0
3251.7Snonaka
3261.7Snonaka# USB Keyboards
3271.14Snonaka#ukbd*	at uhub? port ? configuration ? interface ?
3281.14Snonaka#wskbd*	at ukbd? console ? mux 1
3291.7Snonaka
3301.7Snonaka# USB Generic HID devices
3311.14Snonaka#uhid*	at uhub? port ? configuration ? interface ?
3321.7Snonaka
3331.7Snonaka# USB Printer
3341.14Snonaka#ulpt*	at uhub? port ? configuration ? interface ?
3351.7Snonaka
3361.7Snonaka# USB Modem
3371.14Snonaka#umodem* at uhub? port ? configuration ?
3381.14Snonaka#ucom*	at umodem?
3391.7Snonaka
3401.7Snonaka# USB Mass Storage
3411.14Snonaka#umass*	at uhub? port ? configuration ? interface ?
3421.14Snonaka#scsibus* at umass? channel ?
3431.7Snonaka#atapibus* at umass? channel ?
3441.7Snonaka
3451.7Snonaka# USB audio
3461.14Snonaka#uaudio* at uhub? port ? configuration ?
3471.7Snonaka
3481.7Snonaka# USB Ethernet adapters
3491.14Snonaka#aue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
3501.14Snonaka#cue*	at uhub? port ?		# CATC USB-EL1201A based adapters
3511.14Snonaka#kue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
3521.7Snonaka
3531.7Snonaka# Prolofic PL2301/PL2302 host-to-host adapter
3541.14Snonaka#upl*	at uhub? port ?
3551.7Snonaka
3561.7Snonaka# Serial adapters
3571.7Snonaka# FTDI FT8U100AX serial adapter
3581.7Snonaka#uftdi*	at uhub? port ?
3591.7Snonaka#ucom*	at uftdi? portno ?
3601.7Snonaka
3611.7Snonaka# Diamond Multimedia Rio 500
3621.14Snonaka#urio*	at uhub? port ?
3631.7Snonaka
3641.7Snonaka# USB Handspring Visor
3651.14Snonaka#uvisor* at uhub? port ?
3661.14Snonaka#ucom*	at uvisor?
3671.17Saugustss
3681.17Saugustss# Y@P firmware loader
3691.17Saugustss#uyap* at uhub? port ?
3701.14Snonaka
3711.14Snonaka# USB Generic driver
3721.14Snonaka#ugen*	at uhub? port ?
3731.13Saugustss
3741.13Saugustss# USB scanners
3751.14Snonaka#uscanner* at uhub? port ?
3761.7Snonaka
3771.7Snonaka
3781.3Snonaka# Audio device
3791.3Snonaka
3801.16Stsutsui# ISA Plug-and-Play audio devices
3811.23Snonaka#wss*	at isapnp?			# CS4232
3821.16Stsutsui
3831.7Snonaka# Audio support
3841.23Snonaka#audio*	at uaudio?
3851.16Stsutsui#audio*	at wss?
3861.7Snonaka
3871.3Snonaka# MIDI support
3881.3Snonakamidi*	at pcppi?		# MIDI interface to the PC speaker
3891.3Snonaka
3901.3Snonaka# The spkr driver provides a simple tone interface to the built in speaker.
3911.3Snonakaspkr0	at pcppi?		# PC speaker
3921.1Snonaka
3931.1Snonaka# Joysticks
3941.1Snonaka
3951.1Snonaka# ISA joysticks. Probe is a little strange; add only if you have one.
3961.1Snonakajoy0	at isa? port 0x201
3971.14Snonaka
3981.1Snonaka
3991.1Snonaka# Pseudo-Devices
4001.1Snonaka
4011.1Snonaka# disk/mass storage pseudo-devices
4021.1Snonakapseudo-device	ccd		4	# concatenated/striped disk devices
4031.23Snonaka#pseudo-device	raid		4	# RAIDframe disk driver
4041.1Snonaka#options 	RAID_AUTOCONFIG		# auto-configuration of RAID components
4051.1Snonakapseudo-device	md		1	# memory disk device (ramdisk)
4061.1Snonakapseudo-device	vnd		4	# disk-like interface to files
4071.1Snonaka
4081.1Snonaka# network pseudo-devices
4091.1Snonakapseudo-device	loop			# network loopback
4101.1Snonakapseudo-device	bpfilter	8	# Berkeley packet filter
4111.1Snonakapseudo-device	ipfilter		# IP filter (firewall) and NAT
4121.1Snonakapseudo-device	ppp		2	# Point-to-Point Protocol
4131.1Snonakapseudo-device	sl		2	# Serial Line IP
4141.1Snonakapseudo-device	strip		2	# Starmode Radio IP (Metricom)
4151.1Snonakapseudo-device	tun		2	# network tunneling over tty
4161.1Snonakapseudo-device	gre		2	# generic L3 over IP tunnel
4171.1Snonakapseudo-device	ipip		2	# IP Encapsulation within IP (RFC 2003)
4181.1Snonakapseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
4191.1Snonaka#pseudo-device	faith		2	# IPv[46] tcp relay translation i/f
4201.5Sitojun#pseudo-device	stf		2	# 6to4 IPv6 over IPv4 encapsulation
4211.15Sbouyerpseudo-device	vlan			# IEEE 802.1q encapsulation
4221.1Snonaka
4231.1Snonaka# miscellaneous pseudo-devices
4241.12Sjdolecekpseudo-device	pty			# pseudo-terminals
4251.7Snonakapseudo-device	tb		1	# tablet line discipline
4261.3Snonakapseudo-device	sequencer	1	# MIDI sequencer
4271.7Snonakapseudo-device	rnd			# /dev/random and in-kernel generator
4281.1Snonaka#options	RND_COM			# use "com" randomness as well
4291.1Snonaka
4301.1Snonaka# a pseudo device needed for Coda	# also needs CODA (above)
4311.7Snonaka#pseudo-device	vcoda		4	# coda minicache <-> venus comm.
4321.1Snonaka
4331.1Snonaka# mouse & keyboard multiplexor pseudo-devices
4341.1Snonakapseudo-device	wsmux		2
435