GENERIC revision 1.126
11.126Smycroft# $NetBSD: GENERIC,v 1.126 2002/04/17 02:22:53 mycroft Exp $
21.1Stsubai#
31.116Sgmcgarry# GENERIC machine description file
41.116Sgmcgarry# 
51.116Sgmcgarry# This machine description file is used to generate the default NetBSD
61.116Sgmcgarry# kernel.  The generic kernel does not include all options, subsystems
71.116Sgmcgarry# and device drivers, but should be useful for most applications.
81.1Stsubai#
91.116Sgmcgarry# The machine description file can be customised for your specific
101.116Sgmcgarry# machine to reduce the kernel size and improve its performance.
111.116Sgmcgarry#
121.116Sgmcgarry# For further information on compiling NetBSD kernels, see the config(8)
131.116Sgmcgarry# man page.
141.116Sgmcgarry#
151.116Sgmcgarry# For further information on hardware support for this architecture, see
161.116Sgmcgarry# the intro(4) man page.  For further information about kernel options
171.116Sgmcgarry# for this architecture, see the options(4) man page.  For an explanation
181.116Sgmcgarry# of each device driver in this file see the section 4 man page for the
191.116Sgmcgarry# device.
201.1Stsubai
211.11Sthorpejinclude		"arch/macppc/conf/std.macppc"
221.48Shubertf
231.126Smycroft#ident 		"GENERIC-$Revision: 1.126 $"
241.1Stsubai
251.1Stsubaimaxusers	32
261.1Stsubai
271.1Stsubai# Standard system options
281.1Stsubai#options 	UCONSOLE	# users can use TIOCCONS (for xconsole)
291.1Stsubai#options 	INSECURE	# disable kernel security levels
301.98Swiz
311.98Swizoptions 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
321.1Stsubai#options 	NTP		# NTP phase/frequency locked loop
331.20Stsubaioptions 	KTRACE		# system call tracing via ktrace(1)
341.1Stsubai
351.1Stsubaioptions 	SYSVMSG		# System V message queues
361.1Stsubaioptions 	SYSVSEM		# System V semaphores
371.104Stsubai#options 	SEMMNI=10	# number of semaphore identifiers
381.104Stsubai#options 	SEMMNS=60	# number of semaphores in system
391.104Stsubai#options 	SEMUME=10	# max number of undo entries per process
401.104Stsubai#options 	SEMMNU=30	# number of undo structures in system
411.1Stsubaioptions 	SYSVSHM		# System V shared memory
421.1Stsubai#options 	SHMMAXPGS=1024	# 1024 pages is the default
431.1Stsubai
441.1Stsubaioptions 	LKM		# loadable kernel modules
451.121Sjdolecek
461.125Sgmcgarry#options 	USERCONF	# userconf(4) support
471.121Sjdolecek#options	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
481.1Stsubai
491.1Stsubai# Diagnostic/debugging support options
501.1Stsubaioptions 	DIAGNOSTIC	# cheap kernel consistency checks
511.1Stsubai#options 	DEBUG		# expensive debugging checks/support
521.1Stsubaioptions 	DDB		# in-kernel debugger
531.81Smycroftoptions 	DDB_HISTORY_SIZE=512	# enable history editing in DDB
541.1Stsubaioptions 	TRAP_PANICWAIT
551.1Stsubai
561.1Stsubai#makeoptions	DEBUG="-g"	# compile full symbol table
571.1Stsubai
581.1Stsubai# Compatibility options
591.1Stsubaioptions 	COMPAT_09	# NetBSD 0.9,
601.1Stsubaioptions 	COMPAT_10	# NetBSD 1.0,
611.1Stsubaioptions 	COMPAT_11	# NetBSD 1.1,
621.1Stsubaioptions 	COMPAT_12	# NetBSD 1.2,
631.1Stsubaioptions 	COMPAT_13	# NetBSD 1.3,
641.31Saugustssoptions 	COMPAT_14	# NetBSD 1.4,
651.1Stsubaioptions 	COMPAT_43	# and 4.3BSD
661.1Stsubai#options 	COMPAT_386BSD_MBRPART # recognize old partition ID
671.110Smanu#options 	COMPAT_LINUX	# Linux binary compatibility
681.103Sabs#options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
691.1Stsubai
701.1Stsubai# File systems
711.1Stsubaifile-system 	FFS		# UFS
721.1Stsubaifile-system 	EXT2FS		# second extended file system (linux)
731.1Stsubaifile-system 	LFS		# log-structured file system
741.1Stsubaifile-system 	MFS		# memory file system
751.1Stsubaifile-system 	NFS		# Network File System client
761.1Stsubaifile-system 	CD9660		# ISO 9660 + Rock Ridge file system
771.1Stsubaifile-system 	MSDOSFS		# MS-DOS file system
781.1Stsubaifile-system 	FDESC		# /dev/fd
791.1Stsubaifile-system 	KERNFS		# /kern
801.1Stsubaifile-system 	NULLFS		# loopback file system
811.47Swrstudenfile-system 	OVERLAY		# overlay file system
821.1Stsubaifile-system 	PORTAL		# portal filesystem (still experimental)
831.1Stsubaifile-system 	PROCFS		# /proc
841.1Stsubaifile-system 	UMAPFS		# NULLFS + uid and gid remapping
851.1Stsubaifile-system 	UNION		# union file system
861.1Stsubai
871.1Stsubai# File system options
881.1Stsubaioptions 	QUOTA		# UFS quotas
891.1Stsubai#options 	FFS_EI		# FFS Endian Independant support
901.104Stsubaioptions 	SOFTDEP		# FFS soft updates support.
911.1Stsubaioptions 	NFSSERVER	# Network File System server
921.1Stsubai#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
931.1Stsubai				# immutable) behave as system flags.
941.8Sthorpej
951.8Sthorpejoptions 	NFS_BOOT_DHCP	# Support DHCP NFS root
961.43Sitojun
971.1Stsubai# Networking options
981.1Stsubai#options 	GATEWAY		# packet forwarding
991.1Stsubaioptions 	INET		# IP + ICMP + TCP + UDP
1001.43Sitojunoptions 	INET6		# IPV6
1011.43Sitojun#options 	IPSEC		# IP security
1021.43Sitojun#options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
1031.43Sitojun#options 	IPSEC_DEBUG	# debug for IP security
1041.1Stsubai#options 	MROUTING	# IP multicast routing
1051.1Stsubai#options 	NS		# XNS
1061.1Stsubai#options 	NSIP		# XNS tunneling over IP
1071.1Stsubai#options 	ISO,TPIP	# OSI
1081.1Stsubai#options 	EON		# OSI tunneling over IP
1091.1Stsubai#options 	CCITT,LLC,HDLC	# X.25
1101.1Stsubaioptions 	NETATALK	# AppleTalk networking protocols
1111.30Schristosoptions 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
1121.30Schristosoptions 	PPP_DEFLATE	# Deflate compression support for PPP
1131.30Schristosoptions 	PPP_FILTER	# Active filter support for PPP (requires bpf)
1141.30Schristosoptions 	PFIL_HOOKS	# pfil(9) packet filter hooks
1151.30Schristosoptions 	IPFILTER_LOG	# ipmon(8) log support
1161.103Sabs#options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
1171.1Stsubai
1181.1Stsubai# These options enable verbose messages for several subsystems.
1191.1Stsubai# Warning, these may compile large string tables into the kernel!
1201.1Stsubaioptions 	PCIVERBOSE	# verbose PCI device autoconfig messages
1211.64Saugustssoptions 	MIIVERBOSE	# verbose PHY autoconfig messages
1221.58Scgd#options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
1231.1Stsubaioptions 	SCSIVERBOSE	# human readable SCSI error messages
1241.22Stsubaioptions 	USBVERBOSE	# verbose USB device autoconfig messages
1251.1Stsubai
1261.14Stsubai# wscons options
1271.14Stsubai#options 	WSEMUL_SUN		# sun terminal emulation
1281.14Stsubaioptions 	WSEMUL_VT100		# VT100 / VT220 emulation
1291.53Stsubaioptions 	FONT_GALLANT12x22
1301.14Stsubai
1311.1Stsubai# Kernel root file system and dump configuration.
1321.1Stsubaiconfig		netbsd	root on ? type ?
1331.1Stsubai
1341.1Stsubai#
1351.1Stsubai# Device configuration
1361.1Stsubai#
1371.1Stsubai
1381.26Stsubaimainbus* at root
1391.1Stsubai
1401.26Stsubaicpu*	at mainbus?
1411.51Stsubaibandit*	at mainbus?
1421.51Stsubaigrackle* at mainbus?
1431.54Stsubaiuninorth* at mainbus?
1441.51Stsubai
1451.51Stsubaipci*	at bandit? bus ?
1461.51Stsubaipci*	at grackle? bus ?
1471.54Stsubaipci*	at uninorth? bus ?
1481.26Stsubaipci*	at ppb? bus ?
1491.1Stsubai
1501.1Stsubaipchb*	at pci? dev ? function ?	# PCI-Host bridges
1511.25Stsubaippb*	at pci? dev ? function ?	# PCI-PCI bridges
1521.6Stsubai
1531.37Smattfpa*	at pci? dev ? function ?	# DEC PCI FDDI (DEFPA) Controller
1541.26Stsubaiep*	at pci? dev ? function ?	# 3Com 3c59x
1551.66Stsutsuiepic*	at pci? dev ? function ?	# SMC EPIC/100 Ethernet
1561.105Shubertfex*	at pci? dev ? function ?	# 3Com 90x[BC]
1571.65Stsutsuifxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B
1581.106Seehlmc*	at pci? dev ? function ?	# Lan Media Corp SSI/HSSI/DS3
1591.1Stsubaine*	at pci? dev ? function ?	# NE2000-compatible Ethernet
1601.63Stsubairtk*	at pci? dev ? function ?	# Realtek 8129/8139
1611.78Stsutsuisip*	at pci? dev ? function ?	# SiS 900/7016 Ethernet
1621.126Smycrofttlp*	at pci? dev ? function ?	# DECchip 21x4x and clones
1631.16Sdanteadv*	at pci? dev ? function ?	# AdvanSys 1200[A,B], 9xx[U,UA] SCSI
1641.107Sbriggsadw*	at pci? dev ? function ?	# AdvanSys 9x0UW[D], 3940U[2,3]W SCSI
1651.26Stsubaiahc*	at pci? dev ? function ?	# Adaptec 294x, aic78x0 SCSI
1661.29Swrstudenbha*	at pci? dev ? function ?	# BusLogic 9xx SCSI
1671.99Stsutsuiiha*	at pci? dev ? function ?	# Initio INIC-940/950 SCSI
1681.86Smjacobisp*	at pci? dev ? function ?	# Qlogic ISP 10x0/2xx0 SCSI/Fibre Chan
1691.111Stsutsuipcscp*	at pci? dev ? function ?	# AMD Am53c974 PCscsi-PCI SCSI
1701.82Smattsiop*	at pci? dev ? function ?	# NCR 53c8xx SCSI
1711.111Stsutsuitrm*	at pci? dev ? function ?	# Tekram DC-395U/UW/F, DC-315/U SCSI
1721.26Stsubaiofb*	at pci? dev ? function ?	# Generic Open Firmware Framebuffer
1731.123Swiz#options 	OFB_ENABLE_CACHE	# Speed up console
1741.28Swrstudenpciide*	at pci? dev ? function ?
1751.52Stsubaicbb*	at pci? dev ? function ?	# PCI-CardBus bridge
1761.59Stsubaigm*	at pci? dev ? function ?	# gmac ethernet
1771.38Stsubaiobio0	at pci? dev ? function ?
1781.26Stsubai#macofcons0 at pci? dev ? function ?	# OpenFirmware console (for debugging)
1791.16Sdante
1801.104Stsubaibmtphy*	at mii? phy ?			# Broadcom BCM5201/BCM5202 PHYs
1811.114Smattbrgphy*	at mii? phy ?			# Broadcom BCM5400 PHYs
1821.50Stsubaiexphy*	at mii? phy ?			# 3Com internal PHYs
1831.122Swizicsphy*	at mii? phy ?			# Integrated Circuit Systems ICS189x
1841.50Stsubaiinphy*	at mii? phy ?			# Intel 82555 PHYs
1851.50Stsubaiiophy*	at mii? phy ?			# Intel 82553 PHYs
1861.50Stsubailxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
1871.26Stsubainsphy*	at mii? phy ?			# NS83840 PHYs
1881.50Stsubainsphyter* at mii? phy ?			# NS83843 PHYs
1891.50Stsubaiqsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
1901.50Stsubaisqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
1911.50Stsubaitlphy*	at mii? phy ?			# ThunderLAN PHYs
1921.50Stsubaitqphy*	at mii? phy ?			# TDK Semiconductor PHYs
1931.50Stsubaiukphy*	at mii? phy ?			# generic unknown PHYs
1941.67Swrstuden
1951.68Stsubai# PCI serial interfaces
1961.68Stsubaicy*	at pci? dev ? function ?	# Cyclades Cyclom-Y serial boards
1971.67Swrstuden#cz*	at pci? dev ? function ?	# Cyclades-Z multi-port serial boards
1981.13Stsubai
1991.26Stsubaibm*	at obio?			# bmac ethernet
2001.26Stsubaimc*	at obio?			# MACE ethernet
2011.26Stsubaiesp*	at obio? flags 0x00ff		# 53c9x SCSI
2021.26Stsubaimesh*	at obio? flags 0xffff		# MESH SCSI
2031.26Stsubainvram*	at obio?			# nvram
2041.26Stsubaiadb*	at obio?			# Apple Desktop Bus
2051.13Stsubaiaed*	at adb?				# ADB Event Device
2061.13Stsubaiakbd*	at adb?				# ADB keyboard
2071.13Stsubaiams*	at adb?				# ADB mouse
2081.52Stsubaiabtn*	at adb?
2091.26Stsubaizsc*	at obio?
2101.26Stsubaizstty*	at zsc? channel ?
2111.33Stsubaimediabay* at obio?
2121.33Stsubaiwdc*	at mediabay? flags 0
2131.79Smycroftawacs*	at obio?			# Apple audio device
2141.97Stsubaiwi*	at obio?			# AirMac
2151.38Stsubai
2161.38Stsubaicardslot* at cbb?
2171.38Stsubaicardbus* at cardslot?
2181.38Stsubaipcmcia*	at cardslot?
2191.38Stsubai
2201.39Stsubaicom*	at pcmcia? function ?		# Modems and serial cards
2211.38Stsubaiwdc*	at pcmcia? function ?		# PCMCIA IDE controllers
2221.38Stsubaiep*	at pcmcia? function ?		# 3Com 3c589 and 3c562 Ethernet
2231.38Stsubaimbe*	at pcmcia? function ?		# MB8696x based Ethernet
2241.38Stsubaine*	at pcmcia? function ?		# NE2000-compatible Ethernet
2251.93Stsubaiawi*	at pcmcia? function ?		# BayStack 650/660 (802.11FH/DS)
2261.97Stsubaiwi*	at pcmcia? function ?		# Lucent WaveLan IEEE (802.11)
2271.52Stsubaiex*	at cardbus? dev ? function ?	# 3Com 3C575TX
2281.52Stsubaitlp*	at cardbus? dev ? function ?	# DECchip 21143
2291.62Shayartk*	at cardbus? dev ? function ?	# Realtek 8129/8139
2301.13Stsubai
2311.26Stsubaiwsdisplay0 at ofb? console ?
2321.21Stsubaiwskbd0	at akbd? console ?
2331.41Smycroftwsmouse0 at ams?
2341.14Stsubai
2351.26Stsubaiscsibus* at adv?
2361.124Stsutsuiscsibus* at adw?
2371.26Stsubaiscsibus* at ahc?
2381.29Swrstudenscsibus* at bha?
2391.99Stsutsuiscsibus* at iha?
2401.86Smjacobscsibus* at isp?
2411.26Stsubaiscsibus* at esp?
2421.26Stsubaiscsibus* at mesh?
2431.26Stsubaiscsibus* at pcscp?
2441.82Smattscsibus* at siop?
2451.111Stsutsuiscsibus* at trm?
2461.1Stsubai
2471.1Stsubaisd*	at scsibus? target ? lun ?	# SCSI disks
2481.1Stsubaist*	at scsibus? target ? lun ?	# SCSI tape drives
2491.1Stsubaicd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
2501.1Stsubaich*	at scsibus? target ? lun ?	# SCSI autochangers
2511.1Stsubaiss*	at scsibus? target ? lun ?	# SCSI scanners
2521.1Stsubaiuk*	at scsibus? target ? lun ?	# SCSI unknown
2531.20Stsubai
2541.69Stsubaiwdc*	at obio? flags 0x1
2551.28Swrstudenwd*	at pciide? channel ? drive ?
2561.20Stsubaiwd*	at wdc? channel ? drive ? flags 0x0000
2571.20Stsubai
2581.88Stsutsuiatapibus* at pciide? channel ?
2591.20Stsubaiatapibus* at wdc? channel ?
2601.20Stsubai
2611.20Stsubaicd*	at atapibus? drive ? flags 0x0000	# ATAPI CD-ROM drives
2621.20Stsubaisd*	at atapibus? drive ? flags 0x0000	# ATAPI disk drives
2631.20Stsubaiuk*	at atapibus? drive ? flags 0x0000	# ATAPI unknown
2641.22Stsubai
2651.22Stsubai# PCI USB controllers
2661.93Stsubaiohci*	at pci? dev ? function ?			# Open Host Controller
2671.22Stsubai
2681.93Stsubaiusb*	at ohci?					# USB bus support
2691.93Stsubaiuhub*	at usb?						# USB Hubs
2701.22Stsubaiuhub*	at uhub? port ? configuration ? interface ?
2711.22Stsubai
2721.118Saugustssuhidev*	at uhub? port ? configuration ? interface ?	# USB HID device
2731.118Saugustss
2741.118Saugustssums*	at uhidev? reportid ?				# USB Mice
2751.41Smycroftwsmouse* at ums?
2761.22Stsubai
2771.118Saugustssukbd*	at uhidev? reportid ?				# USB Keyboards
2781.41Smycroftwskbd*	at ukbd? console ?
2791.22Stsubai
2801.118Saugustssuhid*	at uhidev? reportid ?				# USB Generic HID
2811.118Saugustss
2821.93Stsubaiulpt*	at uhub? port ? configuration ? interface ?	# USB Printer
2831.34Saugustss
2841.93Stsubaiumodem*	at uhub? port ? configuration ?			# USB Modem
2851.49Saugustssucom*	at umodem?
2861.35Sthorpej
2871.93Stsubaiumass*	at uhub? port ? configuration ? interface ?	# USB Mass Storage
2881.60Saugustssatapibus* at umass? channel ?
2891.35Sthorpejscsibus* at umass? channel ?
2901.36Saugustss
2911.93Stsubaiuaudio*	at uhub? port ? configuration ?			# USB audio
2921.46Saugustss
2931.46Saugustss# USB Ethernet adapters
2941.46Saugustssaue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
2951.46Saugustsscue*	at uhub? port ?		# CATC USB-EL1201A based adapters
2961.46Saugustsskue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
2971.83Saugustss
2981.93Stsubaiuscanner* at uhub? port ?				# USB scanners
2991.93Stsubaiuyap* at uhub? port ?					# Y@P firmware loader
3001.93Stsubaiugen*	at uhub? port ? configuration ? interface ?	# USB Generic driver
3011.73Swrstuden
3021.84Smatt# PCI IEEE1394 controllers
3031.84Smattfwohci*	at pci? dev ? function ?	# IEEE1394 Open Host Controller
3041.85Skei#fwlynx* at pci? dev ? function ?	# IEEE1394 TI Lynx Controller
3051.84Smattfw*	at fwbus?			# IP over 1394
3061.84Smatt
3071.84Smatt# IEEE1394 nodes
3081.84Smatt#fwnode* at fwbus? oui ? devhi ? devlo ?
3091.84Smatt#scsibus* at fwnode?
3101.84Smatt
3111.73Swrstuden# Audio Devices
3121.73Swrstuden
3131.73Swrstuden# PCI audio devices
3141.73Swrstuden#clcs*	at pci? dev ? function ?	# Cirrus Logic CS4280
3151.73Swrstuden#cmpci*	at pci? dev ? function ?	# C-Media CMI8338/8738
3161.73Swrstudeneap*	at pci? dev ? function ?	# Ensoniq AudioPCI
3171.73Swrstuden#eso*	at pci? dev ? function ?	# ESS Solo-1 PCI AudioDrive
3181.73Swrstuden#fms*	at pci? dev ? function ?	# Forte Media FM801
3191.73Swrstuden#sv*	at pci? dev ? function ?	# S3 SonicVibes
3201.73Swrstuden
3211.73Swrstuden# OPL[23] FM synthesizers
3221.112Sitohy#opl*	at cmpci? flags 1
3231.73Swrstuden#opl*	at eso?
3241.73Swrstuden#opl*	at fms?
3251.73Swrstuden
3261.73Swrstuden# Audio support
3271.80Smycroftaudio* at awacs?
3281.73Swrstuden#audio*	at clcs?
3291.73Swrstuden#audio*	at cmpci?
3301.73Swrstudenaudio*	at eap?
3311.73Swrstuden#audio*	at eso?
3321.73Swrstuden#audio*	at fms?
3331.73Swrstuden#audio*	at sv?
3341.73Swrstudenaudio*	at uaudio?
3351.73Swrstuden
3361.73Swrstuden# MPU 401 UARTs
3371.112Sitohy#mpu*	at cmpci?
3381.73Swrstuden#mpu*	at eso?
3391.73Swrstuden#mpu*	at fms?
3401.73Swrstuden
3411.73Swrstuden# MIDI support
3421.73Swrstudenmidi*	at eap?			# 137[01] MIDI port
3431.73Swrstuden#midi*	at mpu?			# MPU 401
3441.1Stsubai
3451.1Stsubaipseudo-device	vnd		4	# disk-like interface to files
3461.1Stsubaipseudo-device	ccd		4	# concatenated/striped disk devices
3471.120Soster#pseudo-device	raid		8	# RAIDframe disk driver
3481.57Ssimonb#options 	RAID_AUTOCONFIG		# auto-configuration of RAID components
3491.120Soster# Options to enable various other RAIDframe RAID types.
3501.120Soster# options	RF_INCLUDE_EVENODD=1
3511.120Soster# options	RF_INCLUDE_RAID5_RS=1
3521.120Soster# options	RF_INCLUDE_PARITYLOGGING=1
3531.120Soster# options	RF_INCLUDE_CHAINDECLUSTER=1
3541.120Soster# options	RF_INCLUDE_INTERDECLUSTER=1
3551.120Soster# options 	RF_INCLUDE_PARITY_DECLUSTERING=1
3561.120Soster# options	RF_INCLUDE_PARITY_DECLUSTERING_DS=1
3571.4Stsubaipseudo-device	md		1	# memory disk device
3581.1Stsubaipseudo-device	loop			# network loopback
3591.1Stsubaipseudo-device	bpfilter	8	# packet filter
3601.1Stsubaipseudo-device	ipfilter		# IP filter (firewall) and NAT
3611.1Stsubaipseudo-device	ppp		2	# Point-to-Point Protocol
3621.117Smartinpseudo-device	pppoe			# PPP over Ethernet (RFC 2516)
3631.1Stsubaipseudo-device	sl		2	# Serial Line IP
3641.1Stsubaipseudo-device	tun		4	# network tunneling over tty
3651.19Shwr#pseudo-device	gre		2	# generic L3 over IP tunnel
3661.43Sitojunpseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
3671.43Sitojun#pseudo-device	faith		1	# IPv[46] tcp relay translation i/f
3681.61Sitojun#pseudo-device	stf		1	# 6to4 IPv6 over IPv4 encapsulation
3691.87Sbouyerpseudo-device	vlan			# IEEE 802.1q encapsulation
3701.115Satatatpseudo-device	bridge			# simple inter-network bridging
3711.77Sjdolecekpseudo-device	pty			# pseudo-terminals
3721.75Stsubaipseudo-device	rnd			# /dev/random and in-kernel generator
3731.85Skeipseudo-device	openfirm		# /dev/openfirm
3741.113Saugustsspseudo-device	wsmux			# mouse and keyboard multiplexor
375