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GENERIC32 revision 1.22
      1 # 	$NetBSD: GENERIC32,v 1.22 2001/10/24 18:49:39 thorpej Exp $
      2 
      3 include "arch/sparc64/conf/std.sparc64"
      4 
      5 #ident 		"GENERIC-$Revision: 1.22 $"
      6 
      7 maxusers	64
      8 
      9 ## System kernel configuration.  See options(4) for more detail.
     10 
     11 
     12 # Options for variants of the Sun SPARC architecure.
     13 # We currently support three architecture types; at least one is required.
     14 options 	SUN4U		# sun4u - UltraSPARC
     15 
     16 ## System options specific to the sparc machine type
     17 
     18 ## Use a faster console than the PROM's slow drawing routines.  Not needed
     19 ## for headless (no framebuffer) machines.
     20 # XXX borken on sparc64
     21 #options 	RASTERCONSOLE		# fast rasterop console
     22 #options 	FONT_GALLANT12x22	# the console font
     23 #options 	FONT_BOLD8x16		# a somewhat smaller font
     24 
     25 #### System options that are the same for all ports
     26 
     27 ## Root device configuration: change the ?'s if you are going to use a
     28 ## nonstandard root partition (other than where the kernel is booted from)
     29 ## and/or nonstandard root type (not ffs or nfs).  Normally this can be
     30 ## automagically determined at boot time.
     31 
     32 config		netbsd	root on ? type ?
     33 
     34 ## UVM options.
     35 #options 	UVM_PAGE_TRKOWN
     36 #options 	UVMHIST
     37 #options 	UVMHIST_PRINT	# Loud!
     38 
     39 ## System call tracing (see ktrace(1)).
     40 options 	KTRACE
     41 
     42 ## Collect statistics on kernel malloc's and free's.  This does have a
     43 ## significant performance hit on slower machines, so it is intended for
     44 ## diagnostic use only.
     45 #options 	KMEMSTATS
     46 
     47 ## System V compatible IPC subsystem.  (msgctl(2), semctl(2), and shmctl(2))
     48 options 	SYSVMSG		# System V message queues
     49 options 	SYSVSEM		# System V semaphores
     50 options 	SYSVSHM		# System V shared memory
     51 #options 	SHMMAXPGS=1024	# 1024 pages is the default
     52 
     53 ## Loadable kernel module support; still under development.
     54 options 	LKM
     55 
     56 ## NFS boot options; default on sparc is the bootparam protocol
     57 options 	NFS_BOOT_BOOTPARAM
     58 #options 	NFS_BOOT_BOOTP
     59 #options 	NFS_BOOT_DHCP
     60 
     61 #### Debugging options
     62 
     63 ## The DDB in-kernel debugger runs at panic (unless DDB_ONPANIC=0), or at
     64 ## serial console break or keyboard reset, where the PROM would normally
     65 ## intercept.  DDB_HISTORY_SIZE adds up/down arrow command history.
     66 # we enable DDB in GENERIC for now.
     67 options 	DDB			# kernel dynamic debugger
     68 options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
     69 #options 	DDB_ONPANIC		# see also sysctl(8): `ddb.onpanic'
     70 
     71 ## You may also use gdb, on another computer connected to this machine over
     72 ## a serial port.  Both KGDBDEV and KGDBRATE should be specified; KGDBDEV is
     73 ## a dev_t encoded device number of the serial port to use.
     74 ## (0xc01 = ttya, 0xc02 = ttyb.)
     75 #options 	KGDB		# support for kernel gdb
     76 #options 	KGDBDEV=0xc01	# kgdb device number (this sample is `ttyb')
     77 #options 	KGDBRATE=38400	# baud rate
     78 
     79 
     80 ## Compile the kernel with debugging symbols (`netbsd.gdb' is the debug file),
     81 ## such that gdb(1) can be used on a kernel coredump.
     82 
     83 #makeoptions 	DEBUG="-g"
     84 
     85 
     86 ## Adds code to the kernel that does internal consistency checks, and will
     87 ## cause the kernel to panic if corruption of internal data structures
     88 ## is detected.
     89 #options 	DIAGNOSTIC	# extra kernel sanity checking
     90 
     91 ## Enable (possibly expensive) debugging code that may also display messages
     92 ## on the system console
     93 #options 	DEBUG
     94 
     95 ## Make SCSI error messages more verbose when explaining their meanings.
     96 options 	SCSIVERBOSE
     97 options 	PCIVERBOSE
     98 options 	MIIVERBOSE	# verbose PHY autoconfig messages
     99 #options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
    100 
    101 ## `INSECURE' turns off the kernel security level (securelevel = 0 always).
    102 ## This allows writing to /dev/mem, loading kernel modules while multi-user,
    103 ## and other insecurities good only for development work.  Do not use this
    104 ## option on a production machine.
    105 #options 	INSECURE
    106 
    107 ## Allow non-root users to grab /dev/console with programs such as xconsole.
    108 ## `xconsole' therefore does not need setuid root with this option enabled.
    109 #options 	UCONSOLE
    110 
    111 ## `FDSCRIPTS' allows non-readable but executable scripts by providing a
    112 ## pre-opened opaque file to the script interpreter.  `SETUIDSCRIPTS',
    113 ## which implies FDSCRIPTS, allows scripts to be set-user-id using the same
    114 ## opaque file mechanism.  Perl calls this "secure setuid scripts."
    115 
    116 #options 	FDSCRIPTS
    117 #options 	SETUIDSCRIPTS
    118 
    119 ## Options for compatibility with previous releases foreign system binaries.
    120 ## In the cases of COMPAT_SUNOS and COMPAT_SVR4, you may need to set up
    121 ## additional user-level utilities or system configuration files. See
    122 ## compat_sunos(8) and compat_svr4(8).
    123 
    124 options 	COMPAT_43	# 4.3BSD system interfaces
    125 options 	COMPAT_09	# NetBSD 0.9 binary compatibility
    126 options 	COMPAT_10	# NetBSD 1.0 binary compatibility
    127 options 	COMPAT_11	# NetBSD 1.1 binary compatibility
    128 options 	COMPAT_12	# NetBSD 1.2 binary compatibility
    129 options 	COMPAT_13	# NetBSD 1.3 binary compatibility
    130 options 	COMPAT_14	# NetBSD 1.4 binary compatibility
    131 options 	COMPAT_SUNOS	# SunOS 4.x binary compatibility
    132 options 	COMPAT_SVR4	# SunOS 5.x binary compatibility
    133 #options 	COMPAT_SVR4_32	# SunOS 5.x 32-bit binary compatibility -- 64-bit only
    134 #options 	COMPAT_NETBSD32	# NetBSD/sparc binary compatibility -- 64-bit only
    135 options 	EXEC_AOUT	# execve(2) support for a.out binaries
    136 options 	EXEC_ELF32	# Exec module for SunOS 5.x binaries.
    137 #options 	SYSCALL_DEBUG
    138 
    139 #options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
    140 
    141 ## File systems.  You probably need at least one of FFS or NFS.
    142 file-system	FFS		# Berkeley Fast Filesystem
    143 file-system	NFS		# Sun NFS-compatible filesystem client
    144 file-system	KERNFS		# kernel data-structure filesystem
    145 file-system	NULLFS		# NULL layered filesystem
    146 file-system 	OVERLAY		# overlay file system
    147 file-system	MFS		# memory-based filesystem
    148 file-system	FDESC		# user file descriptor filesystem
    149 file-system	UMAPFS		# uid/gid remapping filesystem
    150 file-system	LFS		# Log-based filesystem (still experimental)
    151 file-system	PORTAL		# portal filesystem (still experimental)
    152 file-system	PROCFS		# /proc
    153 file-system	CD9660		# ISO 9660 + Rock Ridge file system
    154 file-system	UNION		# union file system
    155 file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
    156 
    157 ## File system options.
    158 options 	NFSSERVER	# Sun NFS-compatible filesystem server
    159 options 	QUOTA		# FFS quotas
    160 #options 	FFS_EI		# FFS Endian Independent support
    161 options 	SOFTDEP         # FFS soft updates support.
    162 
    163 ## Network protocol support.  In most environments, INET is required.
    164 options 	INET		# IP (Internet Protocol) v4
    165 options 	INET6		# IPV6
    166 #options 	IPSEC		# IP security
    167 #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
    168 #options 	IPSEC_DEBUG	# debug for IP security
    169 #options 	GATEWAY		# packet forwarding ("router switch")
    170 options 	MROUTING	# packet forwarding of multicast packets
    171 #options 	DIRECTED_BROADCAST	# allow broadcasts through routers
    172 options 	NS		# Xerox NS networking
    173 #options 	NSIP		# Xerox NS tunneling over IP
    174 options 	ISO,TPIP	# OSI networking
    175 options 	EON		# OSI tunneling over IP
    176 #options 	CCITT,LLC,HDLC	# X.25 packet switched protocol
    177 options 	NETATALK	# AppleTalk (over Ethernet) protocol
    178 options 	NTP		# Network Time Protocol in-kernel support
    179 #options 	PPS_SYNC	# Add serial line synchronization for NTP
    180 options 	PFIL_HOOKS	# Add pfil(9) hooks, intended for custom LKMs.
    181 options 	IPFILTER_LOG	# Add ipmon(8) logging for ipfilter device
    182 options 	PPP_BSDCOMP	# Add BSD compression to ppp device
    183 options 	PPP_DEFLATE	# Add deflate (libz) compression to ppp device
    184 options 	PPP_FILTER	# Add active filters for ppp (via bpf)
    185 #options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
    186 
    187 
    188 #### Main bus and CPU .. all systems.
    189 mainbus0 at root
    190 cpu0	at mainbus0
    191 
    192 #### Bus types found on SPARC systems.
    193 
    194 sbus0	at mainbus0				# Ultra 1
    195 #upa0	at mainbus0				# Ultra 1E, Ultra 2, Ex0000
    196 psycho*	at mainbus0				# Darwin, Ultra5
    197 pci*	at psycho?
    198 pci*	at ppb?
    199 ppb*	at pci? dev ? function ?		# `APB' support.
    200 #pci*	at simba?
    201 #simba*	at pci? dev ? function ?		# `APB' support.
    202 ebus*	at pci?					# ebus devices
    203 # XXX 'puc's aren't really bridges, but there's no better place for them here
    204 puc*	at pci? dev ? function ?		# PCI "universal" comm. cards
    205 
    206 #### Standard system devices -- all required for a given architecture
    207 
    208 ## PROM console driver -- if all else fails
    209 pcons0	at mainbus0				# PROM console
    210 
    211 ## Auxiliary system registers -- We use the OBP for power management
    212 auxio*	at ebus?				# auxio registers
    213 auxio*	at sbus? slot ? offset ?		# auxio registers
    214 
    215 # We also need:
    216 bpp*	at sbus? slot ? offset ?		# parallel port
    217 lpt*	at ebus?				# parallel port
    218 
    219 ## Mostek clock found on 4/300, sun4c, sun4m and sun4u systems.
    220 ## The Mostek clock NVRAM is the "eeprom" on sun4/300 systems.
    221 clock*	at sbus? slot ? offset ?
    222 clock*	at ebus?
    223 
    224 ## Timer chip found on 4/300, sun4c, sun4m and (some) sun4u systems.
    225 timer*	at mainbus0				# sun4c
    226 
    227 #### Serial port configuration
    228 
    229 ## Zilog 8530 serial chips.  Each has two-channels.
    230 ## zs0 is ttya and ttyb.  zs1 is the keyboard and mouse.
    231 zs*	at sbus? slot ? offset ?
    232 zstty*	at zs? channel ?			# ttya
    233 kbd0	at zstty?
    234 ms0	at zstty?
    235 
    236 ## PCI machines have serial ports:
    237 ##	Siemens SAB82532 controller: ttya and ttyb (`su'; sab)
    238 ##	Part of NS PC87332VLJ Super I/O controller: kbd/mouse (`se'; com)
    239 
    240 ## The SAB82532 controller has two serial ports
    241 #sab*	at ebus?				# ttya/ttyb
    242 #sabtty*	at sab? channel ?
    243 
    244 ## Part of a PC87332VLJ
    245 com*	at ebus?				# `com' driver for `su'
    246 kbd0	at com?					# keyboard
    247 ms0	at com?					# mouse
    248 
    249 # PCI serial interfaces
    250 com*	at puc? port ?			# 16x50s on "universal" comm boards
    251 cy*	at pci? dev ? function ?	# Cyclades Cyclom-Y serial boards
    252 cz*	at pci? dev ? function ?	# Cyclades-Z multi-port serial boards
    253 
    254 #### Disk controllers and disks
    255 
    256 ## The following flags may be set for the NCR53c94 based esp driver:
    257 ##	bits 0-7:  disable disconnect/reselect for the corresponding target
    258 ##	bits 8-15: disable synchronous negotiation for target [bit-8]
    259 
    260 ## sun4u on-board SCSI, and FSBE/S SBus SCSI cards, an NCR53c94 or
    261 ## equivalent behind an LSI Logic DMA controller
    262 
    263 dma*	at sbus? slot ? offset ?		# SBus
    264 esp*	at dma? flags 0x0000			# SBus
    265 
    266 ## FAS supported by esp driver
    267 esp*	at sbus? slot ? offset ?
    268 
    269 scsibus* at esp?
    270 
    271 ## Qlogic ISP SBus or PCI SCSI Card
    272 isp*	at sbus? slot ? offset ?
    273 isp*	at pci?
    274 scsibus* at isp?
    275 
    276 ## GLM support
    277 siop*	at pci?					# 53C875 "glm" compatible
    278 scsibus* at siop?
    279 
    280 # PCI SCSI controllers (untested)
    281 adv*	at pci? dev ? function ?	# AdvanSys 1200[A,B], 9xx[U,UA] SCSI
    282 adw*	at pci? dev ? function ?	# AdvanSys 9x0UW[D], 3940U[2,3]W SCSI
    283 ahc*	at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
    284 bha*	at pci? dev ? function ?	# BusLogic 9xx SCSI
    285 dpt*	at pci? dev ? function ?	# DPT SmartCache/SmartRAID
    286 pcscp*	at pci? dev ? function ?	# AMD 53c974 PCscsi-PCI SCSI
    287 
    288 scsibus* at scsi?
    289 
    290 ## These entries find devices on all SCSI busses and assign
    291 ## unit numbers dynamically.
    292 sd*	at scsibus? target ? lun ?		# SCSI disks
    293 st*	at scsibus? target ? lun ?		# SCSI tapes
    294 cd*	at scsibus? target ? lun ?		# SCSI CD-ROMs
    295 ch*	at scsibus? target ? lun ?		# SCSI changer devices
    296 ss*	at scsibus? target ? lun ?		# SCSI scanners
    297 ses*	at scsibus? target ? lun ?		# SCSI SES/SAF-TE devices
    298 uk*	at scsibus? target ? lun ?		# unknown SCSI
    299 
    300 # PCI IDE.
    301 pciide* at pci ? dev ? function ? flags 0x0000
    302 atapibus* at pciide? channel ?
    303 
    304 ## Disable UDMA 4 which causes data corruption on the Acer Labs
    305 ## chipset on Sun Blade 100 and Netra X1 machines.
    306 wd*     at pciide? channel ? drive ? flags 0x0a00 # Disable UDMA 4
    307 						
    308 
    309 cd*	at atapibus? drive ? flags 0x0000	# ATAPI CD-ROM drives
    310 sd*	at atapibus? drive ? flags 0x0000	# ATAPI disk drives
    311 uk*	at atapibus? drive ? flags 0x0000	# ATAPI unknown
    312 
    313 # RAID controllers and devices (untested)
    314 cac*	at pci? dev ? function ?	# Compaq PCI array controllers
    315 mlx*	at pci? dev ? function ?	# Mylex DAC960 & DEC SWXCR family
    316 twe*	at pci? dev ? function ?	# 3ware Escalade RAID controllers
    317 
    318 ld*	at cac? unit ?			# logical disk devices
    319 ld*	at twe? unit ?
    320 ld*	at mlx? unit ?
    321 
    322 ## Floppy controller and drive found on SPARCstations.
    323 
    324 # need share with the sparc, and everyone else.  needs to use auxio.
    325 # actually, the ebus version has (will have) direct access to it's AUXIO
    326 # register space (it is mapped in to fdthree not auxio).
    327 #fdc0	at sbus? slot ? offset ?		# SUNW,fdtwo
    328 #fdc0	at ebus?				# fdthree
    329 #fd*	at fdc0 	 			# the drive itself
    330 
    331 ## A disk-like interface to files.  Can be used to create floppy, CD,
    332 ## miniroot images, etc.
    333 
    334 pseudo-device	vnd	4
    335 
    336 ## Concatenated and striped disks; with this, you can create a software-based
    337 ## disk array similar to a "RAID 0" setup.  See ccd(4).
    338 
    339 pseudo-device	ccd	4
    340 
    341 ## RAIDframe disk driver: software RAID driver.  See raid(4).
    342 
    343 pseudo-device	raid	4
    344 #options 	RAID_AUTOCONFIG		# auto-configuration of RAID components
    345 
    346 ## Memory disk device, used on boot floppies with compressed
    347 ## kernel-plus-root-disk images.
    348 
    349 pseudo-device	md	1
    350 
    351 
    352 #### Network interfaces
    353 
    354 ## LANCE Ethernet - an AMD 7990 LANCE behind specialized DMA glue
    355 ## Three flavors of additional SBus ethernets are available.  One attaches
    356 ## directly like the sun4c on-board, one uses the ledma device like the
    357 ## sun4m on-board, and one uses the lebuffer device.
    358 
    359 ledma0		at sbus? slot ? offset ?	# sun4m on-board
    360 le0		at ledma0			# sun4m on-board
    361 le*		at sbus? slot ? offset ?	# SBus
    362 ledma*		at sbus? slot ? offset ?	# SBus
    363 le*		at ledma?			# SBus
    364 lebuffer0	at sbus? slot ? offset ?	# SBus
    365 le0		at lebuffer?			# SBus
    366 lebuffer*	at sbus? slot ? offset ?	# SBus
    367 le*		at lebuffer?			# SBus
    368 
    369 ## Happy Meal Ethernet
    370 hme*		at sbus? slot ? offset ?
    371 hme*		at pci?	dev ? function ?	# network "hme" compatible
    372 
    373 ## qec/be, qec/hme
    374 qec*		at sbus? slot ? offset ?
    375 be*		at qec?
    376 qe*		at qec?
    377 
    378 # PCI network interfaces
    379 # 	UT marks untested.
    380 an*	at pci? dev ? function ?	# Aironet PC4500/PC4800 (802.11) UT
    381 de*	at pci? dev ? function ?	# DEC 21x4x-based Ethernet UT
    382 en*	at pci? dev ? function ?	# ENI/Adaptec ATM UT
    383 # XXX causes ICE
    384 #ep*	at pci? dev ? function ?	# 3Com 3c59x
    385 ex*	at pci? dev ? function ?	# 3Com 90x[B] UT
    386 epic*	at pci? dev ? function ?	# SMC EPIC/100 Ethernet UT
    387 esh*	at pci? dev ? function ?	# Essential HIPPI card UT
    388 fpa*	at pci? dev ? function ?	# DEC DEFPA FDDI UT
    389 fxp*	at pci? dev ? function ?	# Intel EtherExpress PRO 10+/100B UT
    390 gem*	at pci? dev ? function ?	# Apple GMAC and Sun ERI gigabit enet
    391 le*	at pci? dev ? function ?	# PCnet-PCI Ethernet UT
    392 # XXX uses vtophys()
    393 #lmc*	at pci? dev ? function ?	# Lan Media Corp SSI/HSSI/DS3
    394 ne*	at pci? dev ? function ?	# NE2000-compatible Ethernet UT
    395 ntwoc*	at pci? dev ? function ?	# Riscom/N2 PCI Sync Serial UT
    396 rtk*	at pci? dev ? function ?	# Realtek 8129/8139 UT
    397 sip*	at pci? dev ? function ?	# SiS 900 Ethernet UT
    398 ti*	at pci? dev ? function ?	# Alteon ACEnic gigabit Ethernet UT
    399 # XXX uses vtophys()
    400 #tl*	at pci? dev ? function ?	# ThunderLAN-based Ethernet
    401 tlp*	at pci? dev ? function ?	# DECchip 21x4x (and clones) Ethernet
    402 #options 	TLP_MATCH_21040
    403 #options 	TLP_MATCH_21041
    404 #options 	TLP_MATCH_21140
    405 #options 	TLP_MATCH_21142
    406 vr*	at pci? dev ? function ?	# VIA Rhine Fast Ethernet
    407 
    408 # MII/PHY support
    409 # XXX: only nsphy "tested"
    410 dmphy*	at mii? phy ?			# Davicom DM9101 PHYs
    411 exphy*	at mii? phy ?			# 3Com internal PHYs
    412 icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS1890
    413 inphy*	at mii? phy ?			# Intel 82555 PHYs
    414 iophy*	at mii? phy ?			# Intel 82553 PHYs
    415 lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
    416 nsphy*	at mii? phy ?			# NS83840 PHYs
    417 nsphyter* at mii? phy ?			# NS83843 PHYs
    418 qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
    419 sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    420 tlphy*	at mii? phy ?			# ThunderLAN PHYs
    421 tqphy*	at mii? phy ?			# TDK Semiconductor PHYs
    422 ukphy*	at mii? phy ?			# generic unknown PHYs
    423 
    424 # PCI USB controllers
    425 ohci*	at pci? dev ? function ?			# Open Host Controller
    426 
    427 usb*	at ohci?					# USB bus support
    428 uhub*	at usb?						# USB Hubs
    429 uhub*	at uhub? port ? configuration ? interface ?
    430 
    431 uhid*	at uhub? port ? configuration ? interface ?	# USB Generic HID
    432 ulpt*	at uhub? port ? configuration ? interface ?	# USB Printer
    433 
    434 umodem*	at uhub? port ? configuration ?			# USB Modem
    435 ucom*	at umodem?
    436 
    437 umass*	at uhub? port ? configuration ? interface ?	# USB Mass Storage
    438 atapibus* at umass? channel ?
    439 scsibus* at umass? channel ?
    440 
    441 uaudio*	at uhub? port ? configuration ?			# USB audio
    442 
    443 # USB Ethernet adapters
    444 aue*	at uhub? port ?		# ADMtek AN986 Pegasus based adapters
    445 cue*	at uhub? port ?		# CATC USB-EL1201A based adapters
    446 kue*	at uhub? port ?		# Kawasaki LSI KL5KUSB101B based adapters
    447 
    448 uscanner* at uhub? port ?				# USB scanners
    449 uyap* at uhub? port ?					# Y@P firmware loader
    450 ugen*	at uhub? port ? configuration ? interface ?	# USB Generic driver
    451 
    452 # PCI IEEE1394 controllers
    453 fwohci* at pci? dev ? function ?        # IEEE1394 Open Host Controller
    454 #fwlynx* at pci? dev ? function ?       # IEEE1394 TI Lynx Controller
    455 fw*     at fwbus?                       # IP over 1394
    456 
    457 # IEEE1394 nodes
    458 #fwnode* at fwbus? oui ? devhi ? devlo ?
    459 #scsibus* at fwnode?
    460 
    461 ## Loopback network interface; required
    462 pseudo-device	loop
    463 
    464 ## SLIP and CSLIP interfaces, for IP over a serial line.
    465 pseudo-device	sl		2
    466 
    467 ## PPP, the successor to SLIP.  See pppd(8).
    468 pseudo-device	ppp		2
    469 
    470 ## Starmode Radio IP, a special hardware network device.
    471 pseudo-device	strip		1
    472 
    473 ## Network "tunnel" device, allowing protocol stacks to run in the userland.
    474 ## This is used by the third-party user-mode "ppp" program, and others.
    475 pseudo-device	tun		4
    476 
    477 ## Generic L3 over IP tunnel
    478 #pseudo-device	gre		2	# generic L3 over IP tunnel
    479 
    480 ## Berkeley Packet Filter, required to run RARPD.  A generic C-language
    481 ## interface that allows selective examining of incoming packets.
    482 pseudo-device	bpfilter	8
    483 
    484 ## Simple inter-network traffic bridging
    485 pseudo-device	bridge
    486 
    487 ## IP Filter, used in firewall and NAT applications.  See ipnat(8) for
    488 ## one example of the use of the IP Filter.
    489 pseudo-device	ipfilter
    490 
    491 ## for IPv6
    492 pseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
    493 #pseudo-device	faith		1	# IPv[46] tcp relay translation i/f
    494 #pseudo-device	stf		1	# 6to4 IPv6 over IPv4 encapsulation
    495 
    496 
    497 #### Audio and video devices
    498 
    499 ## /dev/audio support (`audiocs' plus `audio')
    500 ##
    501 audiocs*	at sbus? slot ? offset ?	# SUNW,CS4231
    502 audio*		at audiocs?
    503 
    504 
    505 ## Sun "bwtwo" black and white framebuffer, found on sun4, sun4c, and sun4m
    506 ## systems.  If your sun4 system has a cgfour installed in the P4 slot,
    507 ## the P4 entries for "bwtwo" will attach to the overlay plane of the
    508 ## "cgfour".
    509 
    510 #bwtwo0		at sbus? slot ? offset ?	# sun4c and sun4m
    511 #bwtwo*		at sbus? slot ? offset ?
    512 
    513 ## Sun "cgthree" Sbus color framebuffer
    514 #cgthree0	at sbus? slot ? offset ?
    515 #cgthree*	at sbus? slot ? offset ?
    516 
    517 ## Sun "cgsix" accelerated color framebuffer.
    518 cgsix0		at sbus? slot ? offset ?
    519 cgsix*		at sbus? slot ? offset ?
    520 
    521 ## Sun FFB not supported
    522 #ffb*		at upa?
    523 
    524 #### Other device configuration
    525 
    526 ## Pseudo ttys, required for network logins and programs like screen.
    527 
    528 pseudo-device	pty			# pseudo-ttys (for network, etc.)
    529 
    530 ## Random device, used to implement /dev/random (a source of random noise),
    531 ## and generate randomness for some kernel formulae.
    532 
    533 pseudo-device	rnd
    534