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GENERIC revision 1.96
      1 # 	$NetBSD: GENERIC,v 1.96 2000/01/23 23:46:18 hubertf Exp $
      2 
      3 include "arch/sparc/conf/std.sparc"
      4 
      5 #ident 		"GENERIC-$Revision: 1.96 $"
      6 
      7 maxusers	32
      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 	SUN4		# sun4/100, sun4/200, sun4/300
     15 options 	SUN4C		# sun4c - SS1, 1+, 2, ELC, SLC, IPC, IPX, etc.
     16 options 	SUN4M		# sun4m - SS10, SS20, Classic, etc.
     17 
     18 #options 	SUN4_MMU3L	# 3-level MMU on sun4/400; (incomplete)
     19 
     20 ## System options specific to the sparc machine type
     21 
     22 # Blink the power LED on some machines to indicate the system load.
     23 #options 	BLINK
     24 
     25 ## Use a faster console than the PROM's slow drawing routines.  Not needed
     26 ## for headless (no framebuffer) machines.
     27 options 	RASTERCONSOLE		# fast rasterop console
     28 options 	FONT_GALLANT12x22	# the console font
     29 #options 	FONT_BOLD8x16		# a somewhat smaller font
     30 options		RASTERCONSOLE_FGCOL=WSCOL_BLACK
     31 options		RASTERCONSOLE_BGCOL=WSCOL_WHITE
     32 
     33 #### System options that are the same for all ports
     34 
     35 ## Root device configuration: change the ?'s if you are going to use a
     36 ## nonstandard root partition (other than where the kernel is booted from)
     37 ## and/or nonstandard root type (not ffs or nfs).  Normally this can be
     38 ## automagically determined at boot time.
     39 
     40 config		netbsd	root on ? type ?
     41 
     42 ## System call tracing (see ktrace(1)).
     43 options 	KTRACE
     44 
     45 ## Collect statistics on kernel malloc's and free's.  This does have a
     46 ## significant performance hit on slower machines, so it is intended for
     47 ## diagnostic use only.
     48 #options 	KMEMSTATS
     49 
     50 ## System V compatible IPC subsystem.  (msgctl(2), semctl(2), and shmctl(2))
     51 options 	SYSVMSG		# System V message queues
     52 options 	SYSVSEM		# System V semaphores
     53 options 	SYSVSHM		# System V shared memory
     54 #options 	SHMMAXPGS=1024	# 1024 pages is the default
     55 
     56 ## Loadable kernel module support; still under development.
     57 options 	LKM
     58 
     59 ## NFS boot options; default on sparc is the bootparam protocol
     60 options 	NFS_BOOT_BOOTPARAM
     61 #options 	NFS_BOOT_BOOTP
     62 #options 	NFS_BOOT_DHCP
     63 
     64 #### Debugging options
     65 
     66 ## The DDB in-kernel debugger runs at panic (unless DDB_ONPANIC=0), or at
     67 ## serial console break or keyboard reset, where the PROM would normally
     68 ## intercept.  DDB_HISTORY_SIZE adds up/down arrow command history.
     69 #options 	DDB			# kernel dynamic debugger
     70 #options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
     71 #options 	DDB_ONPANIC=1		# see also sysctl(8): `ddb.onpanic'
     72 
     73 ## You may also use gdb, on another computer connected to this machine over
     74 ## a serial port.  Both KGDBDEV and KGDBRATE should be specified; KGDBDEV is
     75 ## a dev_t encoded device number of the serial port to use.
     76 ## (0xc01 = ttya, 0xc02 = ttyb.)
     77 #options 	KGDB		# support for kernel gdb
     78 #options 	KGDBDEV=0xc01	# kgdb device number (this sample is `ttyb')
     79 #options 	KGDBRATE=38400	# baud rate
     80 
     81 
     82 ## Compile the kernel with debugging symbols (`netbsd.gdb' is the debug file),
     83 ## such that gdb(1) can be used on a kernel coredump.
     84 
     85 #makeoptions 	DEBUG="-g"
     86 
     87 
     88 ## Adds code to the kernel that does internal consistency checks, and will
     89 ## cause the kernel to panic if corruption of internal data structures
     90 ## is detected.
     91 #options 	DIAGNOSTIC	# extra kernel sanity checking
     92 
     93 ## Enable (possibly expensive) debugging code that may also display messages
     94 ## on the system console
     95 #options 	DEBUG
     96 
     97 ## Make SCSI error messages more verbose when explaining their meanings.
     98 options 	SCSIVERBOSE
     99 
    100 ## `INSECURE' turns off the kernel security level (securelevel = 0 always).
    101 ## This allows writing to /dev/mem, loading kernel modules while multi-user,
    102 ## and other insecurities good only for development work.  Do not use this
    103 ## option on a production machine.
    104 #options 	INSECURE
    105 
    106 ## Allow non-root users to grab /dev/console with programs such as xconsole.
    107 ## `xconsole' therefore does not need setuid root with this option enabled.
    108 #options 	UCONSOLE
    109 
    110 ## `FDSCRIPTS' allows non-readable but executable scripts by providing a
    111 ## pre-opened opaque file to the script interpreter.  `SETUIDSCRIPTS',
    112 ## which implies FDSCRIPTS, allows scripts to be set-user-id using the same
    113 ## opaque file mechanism.  Perl calls this "secure setuid scripts."
    114 
    115 #options 	FDSCRIPTS
    116 #options 	SETUIDSCRIPTS
    117 
    118 ## Options for compatibility with previous releases foreign system binaries.
    119 ## In the cases of COMPAT_SUNOS and COMPAT_SVR4, you may need to set up
    120 ## additional user-level utilities or system configuration files. See
    121 ## compat_sunos(8) and compat_svr4(8).
    122 
    123 options 	COMPAT_43	# 4.3BSD system interfaces
    124 options 	COMPAT_10	# NetBSD 1.0 binary compatibility
    125 options 	COMPAT_11	# NetBSD 1.1 binary compatibility
    126 options 	COMPAT_12	# NetBSD 1.2 binary compatibility
    127 options 	COMPAT_13	# NetBSD 1.3 binary compatibility
    128 options 	COMPAT_14	# NetBSD 1.4 binary compatibility
    129 options 	COMPAT_SUNOS	# SunOS 4.x binary compatibility
    130 options 	COMPAT_SVR4	# SunOS 5.x binary compatibility
    131 options 	COMPAT_AOUT	# NetBSD a.out compatibility
    132 
    133 ## File systems.  You probably need at least one of FFS or NFS.
    134 file-system	FFS		# Berkeley Fast Filesystem
    135 file-system	NFS		# Sun NFS-compatible filesystem client
    136 file-system	KERNFS		# kernel data-structure filesystem
    137 file-system	NULLFS		# NULL layered filesystem
    138 file-system 	OVERLAY		# overlay file system
    139 file-system	MFS		# memory-based filesystem
    140 file-system	FDESC		# user file descriptor filesystem
    141 file-system	UMAPFS		# uid/gid remapping filesystem
    142 file-system	LFS		# Log-based filesystem (still experimental)
    143 file-system	PORTAL		# portal filesystem (still experimental)
    144 file-system	PROCFS		# /proc
    145 file-system	CD9660		# ISO 9660 + Rock Ridge file system
    146 file-system	UNION		# union file system
    147 file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
    148 file-system	CODA		# Coda File System; also needs vcoda (below)
    149 
    150 ## File system options.
    151 options 	NFSSERVER	# Sun NFS-compatible filesystem server
    152 options 	QUOTA		# FFS quotas
    153 #options 	FFS_EI		# FFS Endian Independent support
    154 #options 	SOFTDEP         # FFS soft updates support.
    155 
    156 # Pull in config fragments for kernel crypto.  This is required for
    157 # options IPSEC etc. to work. If you want to run with IPSEC, uncomment
    158 # one of these, based on whether you use crypto-us or crypto-intl, and
    159 # adjust the prefixes as necessary.
    160 
    161 #prefix ../crypto-us/sys
    162 #cinclude "conf/files.crypto-us"
    163 #prefix
    164 
    165 #prefix ../crypto-intl/sys
    166 #cinclude "conf/files.crypto-intl"
    167 #prefix
    168 
    169 ## Network protocol support.  In most environments, INET is required.
    170 options 	INET		# IP (Internet Protocol) v4
    171 options 	INET6		# IPV6
    172 #options 	IPSEC		# IP security
    173 #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
    174 #options 	IPSEC_DEBUG	# debug for IP security
    175 #options 	GATEWAY		# packet forwarding ("router switch")
    176 #options 	MROUTING	# packet forwarding of multicast packets
    177 #options 	DIRECTED_BROADCAST	# allow broadcasts through routers
    178 options 	NS		# Xerox NS networking
    179 #options 	NSIP		# Xerox NS tunneling over IP
    180 options 	ISO,TPIP	# OSI networking
    181 options 	EON		# OSI tunneling over IP
    182 #options 	CCITT,LLC,HDLC	# X.25 packet switched protocol
    183 #options 	NETATALK	# AppleTalk (over Ethernet) protocol
    184 options 	NTP		# Network Time Protocol in-kernel support
    185 #options 	PPS_SYNC	# Add serial line synchronization for NTP
    186 options 	PFIL_HOOKS	# Add pfil(9) hooks, intended for custom LKMs.
    187 options 	IPFILTER_LOG	# Add ipmon(8) logging for ipfilter device
    188 options 	PPP_BSDCOMP	# Add BSD compression to ppp device
    189 options 	PPP_DEFLATE	# Add deflate (libz) compression to ppp device
    190 options 	PPP_FILTER	# Add active filters for ppp (via bpf)
    191 
    192 
    193 
    194 #### Main bus and CPU .. all systems.
    195 mainbus0 at root
    196 cpu0	at mainbus0
    197 
    198 #### Bus types found on SPARC systems.
    199 
    200 sbus0	at mainbus0				# sun4c
    201 obio0	at mainbus0				# sun4 and sun4m
    202 sparcvme0	at mainbus0				# sun4
    203 iommu0	at mainbus0				# sun4m
    204 sbus0	at iommu0				# sun4m
    205 sparcvme0	at iommu0				# sun4m
    206 vme0	at sparcvme0		# mi VME attachment
    207 
    208 ## SBus expander box
    209 xbox*	at sbus? slot ? offset ?
    210 sbus*	at xbox?
    211 
    212 ## SBus to PCMCIA bridge
    213 # Currently enabling nell* with audioamd* causes panic at attach
    214 #nell*	at sbus? slot ? offset ?		# PCMCIA bridge
    215 #pcmcia*	at nell?
    216 
    217 #### Standard system devices -- all required for a given architecture
    218 
    219 ## Auxiliary system registers on sun4c and sun4m
    220 auxreg0	at mainbus0				# sun4c
    221 auxreg0	at obio0				# sun4m
    222 
    223 ## Power status and control register on Sun4m systems
    224 power0	at obio0
    225 
    226 ## Mostek clock found on 4/300, sun4c, and sun4m systems.
    227 ## The Mostek clock NVRAM is the "eeprom" on sun4/300 systems.
    228 clock0	at mainbus0				# sun4c
    229 clock0	at obio0				# sun4m
    230 clock0	at obio0 addr 0xf2000000		# sun4/300
    231 
    232 ## Intersil clock found on 4/100 and 4/200 systems.
    233 oclock0	at obio0 addr 0xf3000000		# sun4/200
    234 oclock0	at obio0 addr 0x03000000		# sun4/100
    235 
    236 ## Memory error registers.
    237 memreg0	at mainbus0				# sun4c
    238 memreg0	at obio0				# sun4m
    239 memreg0	at obio0 addr 0xf4000000		# sun4/200 and sun4/300
    240 memreg0	at obio0 addr 0x04000000		# sun4/100
    241 
    242 ## ECC memory control
    243 eccmemctl0 at mainbus0				# sun4m
    244 
    245 ## Timer chip found on 4/300, sun4c, and sun4m systems.
    246 timer0	at mainbus0				# sun4c
    247 timer0	at obio0				# sun4m
    248 timer0	at obio0 addr 0xef000000		# sun4/300
    249 
    250 ## EEPROM found on 4/100 and 4/200 systems.  Note that the 4/300
    251 ## doesn't use this driver; the `EEPROM' is in the NVRAM on the
    252 ## Mostek clock chip on 4/300 systems.
    253 eeprom0	at obio0 addr 0xf2000000		# sun4/200
    254 eeprom0	at obio0 addr 0x02000000		# sun4/100
    255 
    256 
    257 #### Serial port configuration
    258 
    259 ## Zilog 8530 serial chips.  Each has two-channels.
    260 ## zs0 is ttya and ttyb.  zs1 is the keyboard and mouse.
    261 zs0	at mainbus0					# sun4c
    262 zs0	at obio0					# sun4m
    263 zs0	at obio0 addr 0xf1000000 level 12 flags 0x103	# sun4/200 and sun4/300
    264 zs0	at obio0 addr 0x01000000 level 12 flags 0x103	# sun4/100
    265 zstty0	at zs0 channel 0	# ttya
    266 zstty1	at zs0 channel 1	# ttyb
    267 
    268 zs1	at mainbus0					# sun4c
    269 zs1	at obio0					# sun4m
    270 zs1	at obio0 addr 0xf0000000 level 12 flags 0x103	# sun4/200 and sun4/300
    271 zs1	at obio0 addr 0x00000000 level 12 flags 0x103	# sun4/100
    272 kbd0	at zs1 channel 0	# keyboard
    273 ms0	at zs1 channel 1	# mouse
    274 
    275 zs2	at obio0 addr 0xe0000000 level 12 flags 0x103	# sun4/300
    276 zstty2	at zs2 channel 0	# ttyc
    277 zstty3	at zs2 channel 1	# ttyd
    278 
    279 
    280 ## Magma Serial/Parallel driver
    281 magma*	at sbus? slot ? offset ?
    282 mtty*	at magma?
    283 mbpp*	at magma?
    284 
    285 ## PCMCIA serial interfaces
    286 #com*	at pcmcia?
    287 #pcmcom*	at pcmcia?
    288 #com*	at pcmcom?
    289 
    290 #### Disk controllers and disks
    291 
    292 #
    293 
    294 ## The following flags may be set for the NCR53c94 based esp driver:
    295 ##	bits 0-7:  disable disconnect/reselect for the corresponding target
    296 ##	bits 8-15: disable synchronous negotiation for target [bit-8]
    297 
    298 ## sun4/300, sun4c, sun4m on-board SCSI, and FSBE/S SBus SCSI cards.
    299 ## Both `dma' and `esp' are needed in all cases.
    300 ## Two kinds of additional SBus SCSI interfaces are available.  One uses
    301 ## "esp at sbus" like the sun4c on-board; the other uses "esp at dma".
    302 
    303 ## sun4/300 SCSI - an NCR53c94 or equivalent behind
    304 ## an LSI Logic DMA controller
    305 
    306 dma0	at obio0 addr 0xfa001000 level 4		# sun4/300
    307 esp0	at obio0 addr 0xfa000000 level 4 flags 0x0000	# sun4/300
    308 
    309 dma0	at sbus0 slot ? offset ?			# sun4c/sun4m
    310 esp0	at sbus0 slot ? offset ? flags 0x0000		# sun4c
    311 esp0	at dma0 flags 0x0000				# sun4m
    312 
    313 # FSBE/S SCSI
    314 dma*	at sbus? slot ? offset ?			# SBus
    315 esp*	at sbus? slot ? offset ? flags 0x0000		# SBus (older proms)
    316 esp*	at dma? flags 0x0000				# SBus
    317 
    318 scsibus* at esp?
    319 
    320 ## Qlogic ISP SBus SCSI Card
    321 isp*	at sbus? slot ? offset ?
    322 scsibus* at isp?
    323 
    324 ## NCR5380-based "Sun SCSI 3" VME SCSI controller.
    325 ## This driver has several flags which may be enabled by OR'ing
    326 ## the values and using the "flags" directive.
    327 ## Valid flags are:
    328 ##
    329 ##	0x01		Use DMA (may be polled)
    330 ##	0x02		Use DMA completion interrupts
    331 ##	0x04		Allow disconnect/reselect
    332 ##
    333 ## E.g. the following would enable DMA, interrupts, and reselect:
    334 ## si0	at vme0 addr 0x200000 irq 3 vect 0x40 flags 0x07
    335 ##
    336 ## By default, DMA is enabled in the driver.
    337 
    338 si0	at vme0 addr 0x200000 irq 2 vect 0x40
    339 scsibus* at si?
    340 
    341 ## NCR5380-based "SCSI Weird" on-board SCSI interface found
    342 ## on sun4/100 systems.  The flags are the same as the "si"
    343 ## controller.  Note, while DMA is enabled by default, only
    344 ## polled DMA works at this time, and reselects do not work
    345 ## on this particular controller.
    346 
    347 sw0	at obio0 addr 0x0a000000 level 3
    348 scsibus* at sw?
    349 
    350 ## PCMCIA SCSI controllers
    351 #aic*	at pcmcia?
    352 #scsibus* at aic?
    353 
    354 
    355 ## These entries find devices on all SCSI busses and assign
    356 ## unit numbers dynamically.
    357 sd*	at scsibus? target ? lun ?		# SCSI disks
    358 st*	at scsibus? target ? lun ?		# SCSI tapes
    359 cd*	at scsibus? target ? lun ?		# SCSI CD-ROMs
    360 ch*	at scsibus? target ? lun ?		# SCSI changer devices
    361 ss*	at scsibus? target ? lun ?		# SCSI scanners
    362 uk*	at scsibus? target ? lun ?		# unknown SCSI
    363 
    364 
    365 ## Xylogics 753 or 7053 VME SMD disk controllers and disks, found
    366 ## on sun4 systems.
    367 xdc0	at vme0 addr 0xee80 irq 3 vect 0x44
    368 xdc1	at vme0 addr 0xee90 irq 3 vect 0x45
    369 xdc2	at vme0 addr 0xeea0 irq 3 vect 0x46
    370 xdc3	at vme0 addr 0xeeb0 irq 3 vect 0x47
    371 xd*	at xdc? drive ?
    372 
    373 ## Xylogics 451 or 451 VME SMD disk controllers and disks, found
    374 ## on sun4 systems.
    375 xyc0	at vme0 addr 0xee40 irq 3 vect 0x48
    376 xyc1	at vme0 addr 0xee48 irq 3 vect 0x49
    377 xy*	at xyc? drive ?
    378 
    379 
    380 ## Floppy controller and drive found on SPARCstations.
    381 
    382 fdc0	at mainbus0				# sun4c controller
    383 fdc0	at obio0				# sun4m controller
    384 fd*	at fdc0					# the drive itself
    385 
    386 ## PCMCIA IDE controllers
    387 #wdc*	at pcmcia?
    388 #wd*	at wdc?
    389 
    390 ## A disk-like interface to files.  Can be used to create floppy, CD,
    391 ## miniroot images, etc.
    392 
    393 pseudo-device	vnd	4
    394 
    395 ## Concatenated and striped disks; with this, you can create a software-based
    396 ## disk array similar to a "RAID 0" setup.  See ccd(4).
    397 
    398 pseudo-device	ccd	4
    399 
    400 ## RAIDframe disk driver: software RAID driver.  See raid(4).
    401 
    402 #pseudo-device	raid	4
    403 
    404 ## Memory disk device, used on boot floppies with compressed
    405 ## kernel-plus-root-disk images.
    406 
    407 #pseudo-device	md	1
    408 
    409 
    410 #### Network interfaces
    411 
    412 ## LANCE Ethernet - an AMD 7990 LANCE behind specialized DMA glue
    413 ## Three flavors of additional SBus ethernets are available.  One attaches
    414 ## directly like the sun4c on-board, one uses the ledma device like the
    415 ## sun4m on-board, and one uses the lebuffer device.
    416 
    417 le0		at obio0 addr 0xf9000000 level 6	# sun4/300
    418 le0		at sbus0 slot ? offset ?		# sun4c on-board
    419 ledma0		at sbus0 slot ? offset ?		# sun4m on-board
    420 le0		at ledma0				# sun4m on-board
    421 le*		at sbus? slot ? offset ?		# SBus
    422 ledma*		at sbus? slot ? offset ?		# SBus
    423 le*		at ledma?				# SBus
    424 lebuffer0	at sbus? slot ? offset ?		# SBus
    425 le0		at lebuffer?				# SBus
    426 lebuffer*	at sbus? slot ? offset ?		# SBus
    427 le*		at lebuffer?				# SBus
    428 
    429 
    430 ## sun4/100 and sun4/200 Ethernet - an Intel 82586 on-board
    431 ## or on a Multibus/VME card.
    432 ie0	at obio0 addr 0xf6000000 level 6		# sun4/200 on-board
    433 ie0	at obio0 addr 0x06000000 level 6		# sun4/100 on-board
    434 ie1	at vme0 addr 0xe88000 irq 3 vect 0x75		# VME
    435 ie2	at vme0 addr 0x31ff02 irq 3 vect 0x76		# VME
    436 ie3	at vme0 addr 0x35ff02 irq 3 vect 0x77		# VME
    437 ie4	at vme0 addr 0x2dff02 irq 3 vect 0x7c		# VME
    438 
    439 ## Quad Ethernet Controller with BigMac (be, 10/100MBd) and Mace Ethernet
    440 ## (qe, 10MBd) attached.
    441 qec*	at sbus? slot ? offset ?		# Quad Ethernet Controller
    442 be*	at qec?					# BigMac Ethernet (10/100MBd)
    443 qe*	at qec?					# Mace Ethernet (10MBd)
    444 
    445 ## Happy Meal Ethernet (hme) (driver not quite ready yet)
    446 #hme*	at sbus? slot ? offset ?
    447 
    448 # midway ATM
    449 en0	at sbus? slot ? offset ?
    450 
    451 # PCMCIA ethernet devices
    452 #ep*	at pcmcia?
    453 #mbe*	at pcmcia?
    454 #ne*	at pcmcia?
    455 #sm*	at pcmcia?
    456 
    457 # MII/PHY support
    458 exphy*	at mii? phy ?			# 3Com internal PHYs
    459 icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS1890
    460 inphy*	at mii? phy ?			# Intel 82555 PHYs
    461 lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
    462 nsphy*	at mii? phy ?			# NS83840 PHYs
    463 qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
    464 sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    465 tlphy*	at mii? phy ?			# ThunderLAN PHYs
    466 ukphy*	at mii? phy ?			# generic unknown PHYs
    467 
    468 ## Loopback network interface; required
    469 pseudo-device	loop
    470 
    471 ## SLIP and CSLIP interfaces, for IP over a serial line.
    472 pseudo-device	sl		2
    473 
    474 ## PPP, the successor to SLIP.  See pppd(8).
    475 pseudo-device	ppp		2
    476 
    477 ## Starmode Radio IP, a special hardware network device.
    478 #pseudo-device	strip		1
    479 
    480 ## Network "tunnel" device, allowing protocol stacks to run in the userland.
    481 ## This is used by the third-party user-mode "ppp" program, and others.
    482 pseudo-device	tun		4
    483 
    484 ## Generic L3 over IP tunnel
    485 #pseudo-device	gre		2	# generic L3 over IP tunnel
    486 
    487 ## Berkeley Packet Filter, required to run RARPD.  A generic C-language
    488 ## interface that allows selective examining of incoming packets.
    489 pseudo-device	bpfilter	8
    490 
    491 ## IP Filter, used in firewall and NAT applications.  See ipnat(8) for
    492 ## one example of the use of the IP Filter.
    493 pseudo-device	ipfilter
    494 
    495 ## for IPv6
    496 pseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
    497 #pseudo-device	faith		1	# IPv[46] tcp relay translation i/f
    498 
    499 #### Audio and video devices
    500 
    501 ## /dev/audio support (`audioamd' plus `audio')
    502 ##
    503 audioamd0	at mainbus0				# sun4c
    504 #audioamd0	at obio0				# sun4m
    505 audioamd0	at sbus0 slot ? offset ?		# sun4m
    506 audio*		at audioamd0
    507 
    508 audiocs0	at sbus0 slot ? offset ?		# SUNW,CS4231
    509 audio*		at audiocs0
    510 
    511 
    512 ## Sun "bwtwo" black and white framebuffer, found on sun4, sun4c, and sun4m
    513 ## systems.  If your sun4 system has a cgfour installed in the P4 slot,
    514 ## the P4 entries for "bwtwo" will attach to the overlay plane of the
    515 ## "cgfour".
    516 
    517 bwtwo0		at sbus0 slot ? offset ?		# sun4c and sun4m
    518 bwtwo*		at sbus? slot ? offset ?		#
    519 bwtwo0		at obio0 addr 0xfd000000 level 4	# sun4/200
    520 bwtwo0		at obio0 addr 0xfb300000 level 4	# sun4/300 in P4 slot
    521 bwtwo0		at obio0 addr 0x0b300000 level 4	# sun4/100 in P4 slot
    522 
    523 ## Sun "cgtwo" VME color framebuffer
    524 cgtwo0		at vme0 addr 0x400000 irq ? vect 0xa8
    525 
    526 ## Sun "cgthree" Sbus color framebuffer
    527 cgthree0	at sbus? slot ? offset ?
    528 cgthree*	at sbus? slot ? offset ?
    529 #cgthree0	at obio? slot ? offset ?		# sun4m
    530 
    531 ## Sun "cgfour" color framebuffer with overlay plane.  See above comment
    532 ## regarding overlay plane.
    533 cgfour0		at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    534 cgfour0		at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    535 
    536 ## Sun "cgsix" accelerated color framebuffer.
    537 cgsix0		at sbus? slot ? offset ?
    538 cgsix*		at sbus? slot ? offset ?
    539 cgsix0		at obio0 addr 0xfb000000 level 4	# sun4/300 P4
    540 cgsix0		at obio0 addr 0x0b000000 level 4	# sun4/100 P4
    541 
    542 ## Sun "cgeight" 24-bit framebuffer
    543 cgeight0 	at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    544 cgeight0	at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    545 
    546 ## Sun "tcx" accelerated color framebuffer.
    547 tcx0		at sbus? slot ? offset ?
    548 tcx*		at sbus? slot ? offset ?
    549 
    550 # Sun "cgfourteen" accelerated 24-bit framebuffer.
    551 cgfourteen0	at obio0			# sun4m
    552 
    553 
    554 #### Other device configuration
    555 
    556 ## Pseudo ttys, required for network logins and programs like screen.
    557 ## 32 is a good number for average systems; you may have as many as you
    558 ## like, though 256 is more or less the upper limit.  Increasing this
    559 ## number still requires you to run /dev/MAKEDEV to create the files
    560 ## for the ptys.
    561 
    562 pseudo-device	pty		32	# pseudo-ttys (for network, etc.)
    563 
    564 ## Random device, used to implement /dev/random (a source of random noise),
    565 ## and generate randomness for some kernel formulae.
    566 
    567 pseudo-device	rnd
    568 
    569 # a pseudo device needed for Coda	# also needs CODA (above)
    570 pseudo-device	vcoda		4	# coda minicache <-> venus comm.
    571