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GENERIC revision 1.196
      1 # $NetBSD: GENERIC,v 1.196 2001/11/04 10:27:15 itohy Exp $
      2 #
      3 # Generic Alpha kernel.  Enough to get booted, etc., but not much more.
      4 #
      5 # If you add stuff to this, please add it to the ALPHA configuration, too.
      6 
      7 include	"arch/alpha/conf/std.alpha"
      8 
      9 #ident 		"GENERIC-$Revision: 1.196 $"
     10 
     11 maxusers 32
     12 
     13 # CPU Support
     14 options 	DEC_2000_300	# "Jensen":	2000/300 (DECpc AXP 150)
     15 options 	DEC_2100_A50	# Avanti etc:	AlphaStation 400, 200, etc.
     16 options 	DEC_2100_A500	# Sable:	AlphaServer 2100
     17 options 	DEC_2100A_A500	# Lynx:		AlphaServer 2100A
     18 options 	DEC_3000_500	# Flamingo etc:	3000/[4-9]00*
     19 options 	DEC_3000_300	# Pelican etc:	3000/300*
     20 options 	DEC_AXPPCI_33	# NoName:	AXPpci33, etc.
     21 options 	DEC_EB164	# EB164:	AlphaPC 164
     22 options 	DEC_EB64PLUS	# EB64+:	AlphaPC 64, etc.
     23 options 	DEC_KN20AA	# KN20AA:	AlphaStation 500 and 600
     24 options 	DEC_KN8AE	# KN8AE:	AlphaServer 8200 and 8400
     25 options 	DEC_KN300	# KN300:	AlphaServer 4100 and 1200
     26 options 	DEC_550		# Miata:	Digital Personal Workstation
     27 options 	DEC_1000	# Mikasa etc:	Digital AlphaServer 1000
     28 options 	DEC_1000A	# Corelle etc:	Digital AlphaServer 800/1000A
     29 options 	DEC_ALPHABOOK1	# AlphaBook1:	Tadpole/DEC AlphaBook
     30 options 	DEC_EB66	# EB66:		21066 Evaluation Board
     31 options 	DEC_6600	# EV6:		264DP OEM Board
     32 options 	API_UP1000	# EV6:		Alpha Processor, Inc. UP1000
     33 
     34 # Standard system options
     35 options 	KTRACE			# System call tracing support
     36 options 	NTP			# kernel PLL for NTP
     37 
     38 # Diagnostic/debugging support options
     39 options 	DIAGNOSTIC		# Cheap kernel consistency checks
     40 options 	DDB			# kernel debugger
     41 #makeoptions	DEBUG="-g"
     42 #makeoptions	DEBUGLIST="pattern1 pattern2 ..."
     43 
     44 #options 	KGDB			# Remote kernel GDB support
     45 #options 	"KGDB_DEVNAME=\"com\""	# device to use for KGDB
     46 #options 	KGDB_DEVADDR=0x2f8	# at this address
     47 #options 	KGDB_DEVRATE=57600	# at this comm. rate
     48 
     49 # File systems
     50 file-system	FFS		# Fast file system
     51 file-system	MFS		# Memory-based file system
     52 file-system	CD9660		# ISO-9660 CD-ROM FS (w/RockRidge extensions)
     53 file-system	MSDOSFS		# MS-DOS-compatible file system
     54 file-system	NTFS		# Windows/NT file system (experimental)
     55 file-system	NFS		# Sun NFS-compatible file system client
     56 #file-system	KERNFS		# Kernel variable file system (/kern)
     57 #file-system	PROCFS		# Process file system (/proc)
     58 
     59 # File system options
     60 options 	NFSSERVER	# Sun NFS-compatible file system server
     61 #options 	FFS_EI		# FFS Endian Independant support
     62 options 	SOFTDEP		# FFS soft updates support.
     63 
     64 # Networking options
     65 options 	INET		# Internet protocol suite
     66 options 	INET6		# IPV6
     67 #options 	IPSEC		# IP security
     68 #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
     69 #options 	IPSEC_DEBUG	# debug for IP security
     70 #options 	NETATALK	# AppleTalk protocol suite
     71 
     72 # 4.3BSD compatibility.  Should be optional, but necessary for now.
     73 options 	COMPAT_43
     74 
     75 # Binary compatibility with previous versions of NetBSD.
     76 #options 	COMPAT_09
     77 options 	COMPAT_10
     78 options 	COMPAT_11
     79 options 	COMPAT_12
     80 options 	COMPAT_13
     81 options 	COMPAT_14
     82 
     83 # OSF/1 binary compatibility
     84 options 	COMPAT_OSF1
     85 
     86 # Linux binary compatibility
     87 options 	COMPAT_LINUX
     88 
     89 # System V-like message queues
     90 options 	SYSVMSG
     91 #options	SEMMNI=10	# number of semaphore identifiers
     92 #options	SEMMNS=60	# number of semaphores in system
     93 #options	SEMUME=10	# max number of undo entries per process
     94 #options	SEMMNU=30	# number of undo structures in system
     95 
     96 # System V-like semaphores
     97 options 	SYSVSEM
     98 
     99 # System V-like shared memory
    100 options 	SYSVSHM
    101 #options 	SHMMAXPGS=1024		# 1024 pages is the default
    102 
    103 # Loadable Kernel Modules
    104 options 	LKM
    105 
    106 # Disable kernel security.
    107 #options 	INSECURE
    108 
    109 # Misc. options
    110 options 	EISAVERBOSE		# recognize "unknown" EISA devices
    111 options 	PCIVERBOSE		# recognize "unknown" PCI devices
    112 options 	MIIVERBOSE		# verbose PHY autoconfig messages
    113 #options 	PCI_CONFIG_DUMP		# verbosely dump PCI config space
    114 options 	SCSIVERBOSE		# Verbose SCSI errors
    115 options 	TCVERBOSE		# recognize "unknown" TC devices
    116 options 	UCONSOLE		# users can use TIOCCONS (for xconsole)
    117 #options 	PCMCIAVERBOSE
    118 
    119 # The Alpha console firmware network boots using the BOOTP
    120 # protocol, so we ask the NFS code to use BOOTP/DHCP as well,
    121 # in case we have NFS root.
    122 options 	NFS_BOOT_DHCP		# superset of BOOTP
    123 
    124 # WS console uses SUN or VT100 terminal emulation
    125 options 	WSEMUL_VT100
    126 
    127 # realtime clock compatible to OSF/1
    128 #options 	CLOCK_COMPAT_OSF1
    129 
    130 config		netbsd	root on ? type ?
    131 #config		netbsd	root on sd0 type ffs
    132 #config		netbsd	root on ? type nfs
    133 
    134 mainbus0 at	root
    135 cpu*	at	mainbus0
    136 
    137 # TurboLaser bus support and devices
    138 tlsb*	at	mainbus0
    139 gbus*	at	tlsb? node ? offset ?
    140 tlsbmem* at	tlsb? node ? offset ?
    141 kft*	at	tlsb? node ? offset ?
    142 
    143 # Gbus Devices
    144 mcclock* at	gbus? offset ?
    145 
    146 # MCBUS bus support
    147 mcbus*	at	mainbus0
    148 mcmem*	at	mcbus? mid ?
    149 
    150 #i2c	at	mcbus?
    151 
    152 #EV6 Tsunami Core Logic
    153 
    154 tsc*	at	mainbus0
    155 
    156 # DECpc AXP150 (Jensen) internal bus support
    157 jensenio* at	mainbus0
    158 
    159 com*	at	jensenio? port ?
    160 lpt*	at	jensenio? port ?
    161 mcclock* at	jensenio? port ?
    162 pckbc*	at	jensenio? port ?
    163 
    164 # TURBOchannel host bus adapter support
    165 tcasic*	at	mainbus0
    166 
    167 # TURBOchannel bus support
    168 tc*	at	tcasic?
    169 
    170 # TURBOchannel devices
    171 ioasic*	at	tc? slot ? offset ?
    172 mcclock* at	ioasic? offset ?
    173 le*	at	ioasic? offset ?
    174 scc0	at	ioasic? offset ?
    175 scc1	at	ioasic? offset ?
    176 bba0	at	ioasic? offset ?
    177 audio*	at	bba?
    178 tcds*	at	tc? slot ? offset ?
    179 asc*	at	tcds? chip ?
    180 asc*	at	tc? slot ? offset ?
    181 #cfb*	at	tc? slot ? offset ?
    182 #sfb*	at	tc? slot ? offset ?
    183 le*	at	tc? slot ? offset ?
    184 fta*	at	tc? slot ? offset ?		# DEC DEFTA FDDI cards
    185 
    186 # PCI host bus adapter support
    187 apecs*	at	mainbus?
    188 cia*	at	mainbus?
    189 irongate* at	mainbus?
    190 lca*	at	mainbus?
    191 dwlpx*	at	kft?
    192 mcpcia*	at	mcbus? mid ?
    193 tsp*	at	tsc?
    194 ttwoga*	at	mainbus?
    195 
    196 # Sable PCI and STDIO bus and devices
    197 ttwopci* at	ttwoga? hose ?
    198 sableio* at	ttwopci? bus ?
    199 com*	at	sableio? port ?
    200 lpt*	at	sableio? port ?
    201 pckbc*	at	sableio? port ?
    202 fdc*	at	sableio? port ?
    203 
    204 # PCI bus support
    205 pci*	at	apecs?
    206 pci*	at	cia?
    207 pci*	at	irongate?
    208 pci*	at	lca?
    209 pci*	at	ppb?
    210 pci*	at	dwlpx?
    211 pci*	at	mcpcia?
    212 pci*	at	tsp?
    213 pci*	at	ttwopci?
    214 
    215 # AGP support
    216 agp*	at	irongate?
    217 
    218 # PCI devices
    219 adv*	at	pci? dev ? function ?		# AdvanSys SCSI
    220 adw*	at	pci? dev ? function ?		# AdvanSys Wide SCSI
    221 #options 	ADW_WDTR_DISABLE		# 	disable WDTR
    222 #options 	ADW_SDTR_DISABLE		# 	disable SDTR
    223 #options 	ADW_TAGQ_DISABLE		# 	disable Tag Queuing
    224 ahc*	at	pci? dev ? function ?		# Adaptec [23]94x, aic78x0 SCSI
    225 bha*	at	pci? dev ? function ?		# BusLogic 9xx SCSI (untested)
    226 cac*	at	pci? dev ? function ?		# Compaq array controller (untested)
    227 cmpci*	at	pci? dev ? function ?		# C-Media CMI8338/8738 Audio
    228 cy*	at	pci? dev ? function ?		# Cyclades Cyclom-Y (untested)
    229 cz*	at	pci? dev ? function ?		# Cyclades-Z (untested)
    230 de*	at	pci? dev ? function ?		# 21x4x-based Ethernet
    231 dpt*	at	pci? dev ? function ?		# DPT SmartCache/SmartRAID
    232 eap*	at	pci? dev ? function ?		# Ensoniq AudioPCI
    233 en*	at	pci? dev ? function ?		# ENI PCI ATM (untested)
    234 ep*	at	pci? dev ? function ?		# 3COM 3c59x
    235 epic*	at	pci? dev ? function ?		# SMC EPIC/100 Ethernet
    236 eso*	at	pci? dev ? function ?		# ESS Solo-1 PCI AudioDrive
    237 ex*	at	pci? dev ? function ?		# 3COM 3c90x[BC] Ethernet
    238 fpa*	at	pci? dev ? function ?		# DEC DEFPA FDDI
    239 fxp*	at	pci? dev ? function ?		# Intel EEPRO 10+/100B
    240 gsip*	at	pci? dev ? function ?		# NS DP83820 Gigabit Ethernet
    241 iha*	at	pci? dev ? function ?		# Initio INIC-940/950 SCSI
    242 isp*	at	pci? dev ? function ?		# Qlogic ISP 10x0 SCSI
    243 le*	at	pci? dev ? function ?		# PCI LANCE Ethernet (untested)
    244 sf*	at	pci? dev ? function ?		# Adaptec AIC-6915 Ethernet
    245 siop*	at	pci? dev ? function ?		# Symbios 53c8xx SCSI
    246 mlx*	at	pci? dev ? function ?		# Mylex DAC960 / DEC SWXCR (untested)
    247 ne*	at	pci? dev ? function ?		# NE2000-compatible Ethernet
    248 ohci*	at	pci? dev ? function ?		# USB Open Host Controller
    249 pceb*	at	pci? dev ? function ?		# Intel PCI-EISA Bridges
    250 pciide*	at	pci? dev ? function ?		# PCI IDE controllers
    251 pcscp*	at	pci? dev ? function ?		# AMD Am53c974 PCscsi-PCI
    252 ppb*	at	pci? dev ? function ?		# PCI-PCI Bridges
    253 rtk*	at	pci? dev ? function ?		# RealTek 8129/8139 Ethernet
    254 sio*	at	pci? dev ? function ?		# Intel PCI-ISA Bridges
    255 sip*	at	pci? dev ? function ?		# SiS 900 Ethernet
    256 sv*	at	pci? dev ? function ?		# S3 SonicVibes
    257 tga*	at	pci? dev ? function ?		# DEC ZLXp-E[123] Graphics
    258 ti*	at	pci? dev ? function ?		# Alteon Tigon Gig-E
    259 tl*	at	pci? dev ? function ?		# TI ThunderLAN Ethernet
    260 tlp*	at	pci? dev ? function ?		# DECchip 21x4x and clones
    261 #options 	TLP_MATCH_21040
    262 #options 	TLP_MATCH_21041
    263 #options 	TLP_MATCH_21140
    264 #options 	TLP_MATCH_21142
    265 uhci*	at	pci? dev ? function ?		# USB Univ. Host Controller
    266 vga*	at	pci? dev ? function ?		# PCI VGA Graphics
    267 vr*	at	pci? dev ? function ?		# VIA Rhine Fast Ethernet
    268 yds*	at	pci? dev ? function ?		# Yamaha DS-1 PCI Audio
    269 
    270 audio*	at	cmpci?
    271 audio*	at	eap?
    272 audio*	at	eso?
    273 audio*	at	sv?
    274 audio*	at	yds?
    275 
    276 opl*	at	cmpci? flags 1
    277 opl*	at	eso?
    278 #opl*	at	sv?
    279 opl*	at	yds?
    280 
    281 midi*	at	opl?
    282 
    283 mpu*	at	cmpci?
    284 mpu*	at	eso?
    285 mpu*	at	yds?
    286 
    287 midi*	at	mpu?
    288 
    289 # MII/PHY support
    290 exphy*	at mii? phy ?			# 3Com internal PHYs
    291 icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS1890
    292 inphy*	at mii? phy ?			# Intel 82555 PHYs
    293 lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
    294 gphyter* at mii? phy ?			# NS83861 Gig-E PHY
    295 nsphy*	at mii? phy ?			# NS83840 PHYs
    296 qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
    297 sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    298 tlphy*	at mii? phy ?			# ThunderLAN PHYs
    299 ukphy*	at mii? phy ?			# generic unknown PHYs
    300 
    301 # ISA/EISA bus support
    302 isa*	at	jensenio?
    303 eisa*	at	jensenio?
    304 isa*	at	pceb?
    305 eisa*	at	pceb?
    306 isa*	at	sio?
    307 #isapnp*	at	isa?
    308 
    309 # ISA devices
    310 mcclock* at	isa? port 0x70
    311 pckbc*	at	isa?				# PC keyboard controller
    312 pckbd*	at	pckbc?				# PC keyboard (kbd port)
    313 pms*	at	pckbc?				# PS/2-style mouse (aux port)
    314 pcppi*	at	isa?				# PC prog. periph. interface
    315 spkr0	at	pcppi?				# IBM BASIC emulation
    316 isabeep0 at	pcppi?				# "keyboard" beep
    317 midi*	at	pcppi?
    318 com*	at	isa? port 0x3f8 irq 4		# standard serial ports
    319 com*	at	isa? port 0x2f8 irq 3
    320 cs*	at	isa? port 0x300 iomem ? irq ? drq ? # CS8900 Ethernet
    321 ec0	at	isa? port 0x250 iomem 0xd8000 irq 9 # 3Com 3c503 Ethernet
    322 ep*	at	isa? port ? irq ?		# 3COM 3c509 Ethernet
    323 #ep*	at	isapnp?
    324 #ix0	at	isa? port 0x300 irq 10		# EtherExpress/16
    325 #iy0	at	isa? port 0x360 irq ?		# EtherExpress PRO 10 ISA
    326 fdc0	at	isa? port 0x3f0 irq 6 drq 2	# floppy controller
    327 lc0	at	isa? port 0x300 iomem ? irq ?	# DEC EtherWORKS III (LEMAC)
    328 lc1	at	isa? port 0x320 iomem ? irq ?	# DEC EtherWORKS III (LEMAC)
    329 depca0	at	isa? port 0x300 iomem 0xd0000 iosiz 0x10000 irq 5 	# DEPCA
    330 depca1	at	isa? port 0x200 iomem 0xd8000 iosiz 0x8000 irq 10 	# DEPCA
    331 le*	at	depca?
    332 lpt*	at	isa? port 0x3bc irq 7		# standard parallel port
    333 vga*	at	isa?				# ISA (EISA: XXX) VGA
    334 wdc0	at	isa? port 0x1f0 irq 14		# ST506/ESDI/IDE controllers
    335 wdc1	at	isa? port 0x170 irq 15
    336 #wdc*	at	isapnp?
    337 we0     at 	isa? port 0x280 iomem 0xd0000 irq 9  # WD/SMC Ethernet
    338 we1     at 	isa? port 0x300 iomem 0xcc000 irq 10
    339 #wss*	at	isa? port 0x530 irq 9 drq 0	# Windows Sound System
    340 #wss*	at	isapnp?
    341 #audio*	at	wss?
    342 #midi*	at	wss?
    343 sb*	at	isa? port 0x220 irq 5 drq 1	# SoundBlaster
    344 #sb*	at	isapnp?
    345 audio*	at	sb?
    346 #adv*	at	isa? port ? irq ? drq ?		# AdvanSys APB-514[02]
    347 aha*	at	isa? port 0x330 irq ? drq ?	# Adaptec 154[02] SCSI
    348 aha*	at	isa? port 0x334 irq ? drq ?	# Adaptec 154[02] SCSI
    349 bha*	at	isa? port 0x330 irq ? drq ?	# BusLogic [57]4X SCSI (unt.)
    350 bha*	at	isa? port 0x334 irq ? drq ?	# BusLogic [57]4X SCSI (unt.)
    351 uha*	at	isa? port 0x330 irq ? drq ?	# UltraStor [13]4f SCSI (unt.)
    352 uha*	at	isa? port 0x334 irq ? drq ?	# UltraStor [13]4f SCSI (unt.)
    353 pcic0	at	isa? port 0x3e0 iomem 0xd0000 iosiz 0x10000
    354 pcic1	at	isa? port 0x3e2 iomem 0xcc000 iosiz 0x10000
    355 pcmcia*	at	pcic? controller ? socket ?
    356 
    357 # EISA devices
    358 ahb*	at	eisa? slot ?			# Adaptec 174[024] SCSI (unt.)
    359 ahc*	at	eisa? slot ?			# Adaptec 274x, aic7770 SCSI
    360 bha*	at	eisa? slot ?			# BusLogic 7xx SCSI
    361 ep*	at	eisa? slot ?			# 3COM 3c579 Ethernet (untested)
    362 fea*	at	eisa? slot ?			# DEC DEFEA FDDI
    363 mlx*	at	eisa? slot ?			# Mylex DAC960 / DEC SWXCR (untested)
    364 tlp*	at	eisa? slot ?			# DEC DE-425 Ethernet
    365 depca*	at	eisa? slot ?			# DEC DE-422 Ethernet
    366 le*	at	depca?
    367 uha*	at	eisa? slot ?			# UltraStor 24f SCSI (unt.)
    368 
    369 # PCMCIA device
    370 aic*	at	pcmcia? function ?		# Adaptec APA-1460 SCSI
    371 com*	at	pcmcia? function ?		# Modems and serial cards
    372 wdc*	at	pcmcia? function ?		# PCMCIA IDE controllers
    373 ep*	at	pcmcia? function ?		# 3Com 3c589 and 3c562 Eth.
    374 mbe*	at	pcmcia? function ?		# MB8696x based Ethernet
    375 ne*	at	pcmcia? function ?		# NE2000-compatible Eth.
    376 sm*	at	pcmcia? function ?		# Megahertz Ethernet
    377 ray*	at	pcmcia? function ?		# Raytheon Raylink (802.11)
    378 wi*	at	pcmcia? function ?		# Lucent WaveLAN/IEEE
    379 
    380 # SCSI bus support
    381 scsibus* at	adv?
    382 scsibus* at	adw?
    383 scsibus* at	aha?
    384 scsibus* at	ahb?
    385 scsibus* at	ahc?
    386 scsibus* at	aic?
    387 scsibus* at	asc?
    388 scsibus* at	bha?
    389 scsibus* at	dpt?
    390 scsibus* at	iha?
    391 scsibus* at	isp?
    392 scsibus* at	siop?
    393 scsibus* at	pcscp?
    394 scsibus* at	uha?
    395 
    396 # SCSI devices
    397 cd*	at	scsibus? target ? lun ?		# SCSI CD-ROM drives
    398 sd*	at	scsibus? target ? lun ?		# SCSI disk drives
    399 st*	at	scsibus? target ? lun ?		# SCSI tape drives
    400 
    401 # ST506/ESDI/IDE devices
    402 wd*	at	pciide? channel ?
    403 wd*	at	wdc? drive ?
    404 
    405 # ATAPI bus support
    406 atapibus* at	pciide? channel ?
    407 atapibus* at	wdc?
    408 
    409 # ATAPI devices
    410 sd*	at	atapibus? drive ?		# ATAPI disk devices
    411 cd*	at	atapibus? drive ?		# ATAPI CD-ROM devices
    412 
    413 # Floppy drives
    414 fd*	at	fdc? drive ?
    415 
    416 # Hardware RAID devices
    417 ld*	at	cac? unit ?
    418 ld*	at	mlx? unit ?
    419 
    420 # USB bus support
    421 usb*	at uhci?
    422 usb*	at ohci?
    423 
    424 # USB Hubs
    425 uhub*	at usb?
    426 uhub*	at uhub? port ? configuration ? interface ?
    427 
    428 # USB Mice
    429 ums*	at uhub? port ? configuration ? interface ?
    430 wsmouse*	at ums?
    431 
    432 # USB Keyboards
    433 ukbd*	at uhub? port ? configuration ? interface ?
    434 wskbd*	at ukbd? console ?
    435 
    436 # USB Generic HID devices
    437 uhid*	at uhub? port ? configuration ? interface ?
    438 
    439 # USB Printer
    440 ulpt*	at uhub? port ? configuration ? interface ?
    441 
    442 # USB Modem
    443 umodem*	at uhub? port ? configuration ?
    444 ucom*	at umodem?
    445 
    446 # USB Mass Storage
    447 umass*	at uhub? port ? configuration ? interface ?
    448 atapibus* at umass? channel ?
    449 scsibus* at umass? channel ?
    450 
    451 # USB Ethernet adapters
    452 aue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
    453 cue*	at uhub? port ?		# CATC USB-EL1201A based adapters
    454 kue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
    455 
    456 # Serial adapters
    457 # FTDI FT8U100AX serial adapter
    458 uftdi*	at uhub? port ?
    459 ucom*	at uftdi? portno ?
    460 
    461 # USB scanners
    462 uscanner* at uhub? port ?
    463 
    464 # Y@P firmware loader
    465 uyap* at uhub? port ?
    466 
    467 # USB Generic driver
    468 ugen*	at uhub? port ?
    469 
    470 # Workstation Console attachments
    471 #wsdisplay*	at	cfb?
    472 wsdisplay*	at	vga?
    473 #wsdisplay*	at	sfb?
    474 wsdisplay*	at	tga?
    475 wskbd*		at	pckbd?
    476 wsmouse*	at	pms?
    477 
    478 pseudo-device	bpfilter	16
    479 pseudo-device	ccd		4
    480 #pseudo-device	raid		4		# RAIDframe disk driver
    481 #options 	RAID_AUTOCONFIG      # auto-configuration of RAID components
    482 pseudo-device	ipfilter	1
    483 pseudo-device	loop		1
    484 pseudo-device	md		1
    485 pseudo-device	ppp		4
    486 pseudo-device	pty			# pseudo-terminals
    487 pseudo-device	sl		4
    488 pseudo-device	vnd		4
    489 #pseudo-device	gre		2	# generic L3 over IP tunnel
    490 pseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
    491 #pseudo-device	faith		1	# IPv[46] tcp relay translation i/f
    492 #pseudo-device	stf		1	# 6to4 IPv6 over IPv4 encapsulation
    493 pseudo-device	vlan			# IEEE 802.1q encapsulation
    494 pseudo-device	bridge			# simple inter-network bridging
    495 pseudo-device	sequencer	1	# MIDI sequencer
    496 pseudo-device	rnd			# /dev/random and in-kernel generator
    497 #options 	RND_COM			# use "com" randomness too
    498