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INSTALL revision 1.23
      1 #	$NetBSD: INSTALL,v 1.23 2000/10/20 11:24:48 pk Exp $
      2 #
      3 # from: NetBSD: GENERIC,v 1.84 1999/06/06 13:00:03 mrg Exp
      4 #
      5 # floppy install kernel.  try to keep this in sync with GENERIC but
      6 # leave as much disabled as possible.
      7 
      8 include "arch/sparc/conf/std.sparc"
      9 
     10 makeoptions     COPTS="-Os"             # Optimise for space. Implies -O2
     11 
     12 maxusers	32
     13 
     14 # Enable the hooks used for initializing the root memory-disk.
     15 options 	MEMORY_DISK_HOOKS
     16 options 	MEMORY_DISK_IS_ROOT	# force root on memory disk
     17 options 	MEMORY_DISK_SERVER=0	# no userspace memory disk support
     18 ## The miniroot size must be kept in sync manually with the size of
     19 ## the `ramdisk' image (which is built in distrib/sparc/ramdisk).
     20 options 	MINIROOTSIZE=1360	# size of memory disk, in blocks
     21 
     22 pseudo-device	md		1	# memory disk device (ramdisk)
     23 
     24 ## System kernel configuration.  See options(4) for more detail.
     25 
     26 
     27 # Options for variants of the Sun SPARC architecure.
     28 # We currently support three architecture types; at least one is required.
     29 #options 	SUN4		# sun4/100, sun4/200, sun4/300
     30 options 	SUN4C		# sun4c - SS1, 1+, 2, ELC, SLC, IPC, IPX, etc.
     31 options 	SUN4M		# sun4m - SS10, SS20, Classic, etc.
     32 
     33 #options 	SUN4_MMU3L	# 3-level MMU on sun4/400; (incomplete)
     34 
     35 ## System options specific to the sparc machine type
     36 
     37 # Blink the power LED on some machines to indicate the system load.
     38 #options 	BLINK
     39 
     40 ## Use a faster console than the PROM's slow drawing routines.  Not needed
     41 ## for headless (no framebuffer) machines.
     42 #options 	RASTERCONSOLE		# fast rasterop console
     43 #options 	FONT_GALLANT12x22	# the console font
     44 #options 	FONT_BOLD8x16		# a somewhat smaller font
     45 #options 	RASTERCONSOLE_FGCOL=WSCOL_BLACK
     46 #options 	RASTERCONSOLE_BGCOL=WSCOL_WHITE
     47 
     48 #### System options that are the same for all ports
     49 
     50 ## Root device configuration: change the ?'s if you are going to use a
     51 ## nonstandard root partition (other than where the kernel is booted from)
     52 ## and/or nonstandard root type (not ffs or nfs).  Normally this can be
     53 ## automagically determined at boot time.
     54 
     55 config		netbsd	root on ? type ?
     56 
     57 ## System call tracing (see ktrace(1)).
     58 #options 	KTRACE
     59 
     60 ## Collect statistics on kernel malloc's and free's.  This does have a
     61 ## significant performance hit on slower machines, so it is intended for
     62 ## diagnostic use only.
     63 #options 	KMEMSTATS
     64 
     65 ## System V compatible IPC subsystem.  (msgctl(2), semctl(2), and shmctl(2))
     66 #options 	SYSVMSG		# System V message queues
     67 #options 	SYSVSEM		# System V semaphores
     68 #options 	SYSVSHM		# System V shared memory
     69 #options 	SHMMAXPGS=1024	# 1024 pages is the default
     70 
     71 ## Loadable kernel module support; still under development.
     72 #options 	LKM
     73 
     74 ## NFS boot options; default on sparc is the bootparam protocol
     75 options 	NFS_BOOT_BOOTPARAM
     76 #options 	NFS_BOOT_BOOTP
     77 #options 	NFS_BOOT_DHCP
     78 
     79 #### Debugging options
     80 
     81 ## The DDB in-kernel debugger runs at panic (unless DDB_ONPANIC=0), or at
     82 ## serial console break or keyboard reset, where the PROM would normally
     83 ## intercept.  DDB_HISTORY_SIZE adds up/down arrow command history.
     84 #options 	DDB			# kernel dynamic debugger
     85 #options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
     86 #options 	DDB_ONPANIC=1		# see also sysctl(8): `ddb.onpanic'
     87 
     88 ## You may also use gdb, on another computer connected to this machine over
     89 ## a serial port.  Both KGDBDEV and KGDBRATE should be specified; KGDBDEV is
     90 ## a dev_t encoded device number of the serial port to use.
     91 ## (0xc01 = ttya, 0xc02 = ttyb.)
     92 #options 	KGDB		# support for kernel gdb
     93 #options 	KGDBDEV=0xc01	# kgdb device number (this sample is `ttyb')
     94 #options 	KGDBRATE=38400	# baud rate
     95 
     96 
     97 ## Compile the kernel with debugging symbols (`netbsd.gdb' is the debug file),
     98 ## such that gdb(1) can be used on a kernel coredump.
     99 
    100 #makeoptions 	DEBUG="-g"
    101 
    102 
    103 ## Adds code to the kernel that does internal consistency checks, and will
    104 ## cause the kernel to panic if corruption of internal data structures
    105 ## is detected.
    106 #options 	DIAGNOSTIC	# extra kernel sanity checking
    107 
    108 ## Enable (possibly expensive) debugging code that may also display messages
    109 ## on the system console
    110 #options 	DEBUG
    111 
    112 #options 	MIIVERBOSE	# verbose PHY autoconfig messages
    113 
    114 ## Make SCSI error messages more verbose when explaining their meanings.
    115 #options 	SCSIVERBOSE
    116 
    117 ## `INSECURE' turns off the kernel security level (securelevel = 0 always).
    118 ## This allows writing to /dev/mem, loading kernel modules while multi-user,
    119 ## and other insecurities good only for development work.  Do not use this
    120 ## option on a production machine.
    121 options 	INSECURE
    122 
    123 ## Allow non-root users to grab /dev/console with programs such as xconsole.
    124 ## `xconsole' therefore does not need setuid root with this option enabled.
    125 #options 	UCONSOLE
    126 
    127 ## `FDSCRIPTS' allows non-readable but executable scripts by providing a
    128 ## pre-opened opaque file to the script interpreter.  `SETUIDSCRIPTS',
    129 ## which implies FDSCRIPTS, allows scripts to be set-user-id using the same
    130 ## opaque file mechanism.  Perl calls this "secure setuid scripts."
    131 
    132 #options 	FDSCRIPTS
    133 #options 	SETUIDSCRIPTS
    134 
    135 ## Options for compatibility with previous releases foreign system binaries.
    136 ## In the cases of COMPAT_SUNOS and COMPAT_SVR4, you may need to set up
    137 ## additional user-level utilities or system configuration files. See
    138 ## compat_sunos(8) and compat_svr4(8).
    139 
    140 #options 	COMPAT_43	# 4.3BSD system interfaces
    141 #options 	COMPAT_10	# NetBSD 1.0 binary compatibility
    142 #options 	COMPAT_11	# NetBSD 1.1 binary compatibility
    143 #options 	COMPAT_12	# NetBSD 1.2 binary compatibility
    144 #options 	COMPAT_13	# NetBSD 1.3 binary compatibility
    145 #options 	COMPAT_14	# NetBSD 1.4 binary compatibility
    146 #options 	COMPAT_SUNOS	# SunOS 4.x binary compatibility
    147 #options 	COMPAT_SVR4	# SunOS 5.x binary compatibility
    148 
    149 ## File systems.  You probably need at least one of FFS or NFS.
    150 file-system	FFS		# Berkeley Fast Filesystem
    151 file-system	NFS		# Sun NFS-compatible filesystem client
    152 #file-system	KERNFS		# kernel data-structure filesystem
    153 #file-system	NULLFS		# NULL layered filesystem
    154 file-system	MFS		# memory-based filesystem
    155 #file-system	FDESC		# user file descriptor filesystem
    156 #file-system	UMAPFS		# uid/gid remapping filesystem
    157 #file-system	LFS		# Log-based filesystem (still experimental)
    158 #file-system	PORTAL		# portal filesystem (still experimental)
    159 #file-system	PROCFS		# /proc
    160 file-system	CD9660		# ISO 9660 + Rock Ridge file system
    161 #file-system	UNION		# union file system
    162 #file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
    163 
    164 ## File system options
    165 #options 	NFSSERVER	# Sun NFS-compatible filesystem server
    166 #options 	QUOTA		# FFS quotas
    167 #options 	FFS_EI		# FFS Endian Independent support
    168 #options 	NFS_V2_ONLY	# Exclude NFS3 and NQNFS code to save space
    169 #options 	VNODE_OP_NOINLINE # Save space by not inlining vnode op calls
    170 
    171 ## Network protocol support.  In most environments, INET is required.
    172 options 	INET		# IP (Internet Protocol) v4
    173 #options 	TCP_COMPAT_42	# 4.2BSD IP implementation compatibility
    174 #options 	GATEWAY		# packet forwarding ("router switch")
    175 #options 	MROUTING	# packet forwarding of multicast packets
    176 #options 	DIRECTED_BROADCAST	# allow broadcasts through routers
    177 #options 	NS		# Xerox NS networking
    178 #options 	NSIP		# Xerox NS tunneling over IP
    179 #options 	ISO,TPIP	# OSI networking
    180 #options 	EON		# OSI tunneling over IP
    181 #options 	CCITT,LLC,HDLC	# X.25 packet switched protocol
    182 #options 	NETATALK	# AppleTalk (over Ethernet) protocol
    183 #options 	NTP		# Network Time Protocol in-kernel support
    184 #options 	PPS_SYNC	# Add serial line synchronization for NTP
    185 #options 	PFIL_HOOKS	# Add pfil(9) hooks, intended for custom LKMs.
    186 #options 	IPFILTER_LOG	# Add ipmon(8) logging for ipfilter device
    187 #options 	PPP_BSDCOMP	# Add BSD compression to ppp device
    188 #options 	PPP_DEFLATE	# Add deflate (libz) compression to ppp device
    189 #options 	PPP_FILTER	# Add active filters for ppp (via bpf)
    190 
    191 
    192 
    193 #### Main bus and CPU .. all systems.
    194 mainbus0 at root
    195 cpu0	at mainbus0
    196 
    197 #### Bus types found on SPARC systems.
    198 
    199 sbus0	at mainbus0				# sun4c
    200 obio0	at mainbus0				# sun4 and sun4m
    201 #sparcvme0	at mainbus0				# sun4
    202 iommu0	at mainbus0				# sun4m
    203 sbus0	at iommu0				# sun4m
    204 sparcvme0	at iommu0				# sun4m
    205 #vme0	at sparcvme0			# mi VME attachment
    206 
    207 ## SBus expander box
    208 xbox*	at sbus? slot ? offset ?
    209 sbus*	at xbox?
    210 
    211 ## SBus to PCMCIA bridge
    212 # Currently enabling nell* with audioamd* causes panic at attach
    213 #nell*	at sbus? slot ? offset ?		# PCMCIA bridge
    214 #pcmcia*	at nell?
    215 
    216 #### Standard system devices -- all required for a given architecture
    217 
    218 ## Auxiliary system registers on sun4c and sun4m
    219 auxreg0	at mainbus0				# sun4c
    220 auxreg0	at obio0				# sun4m
    221 
    222 ## Power status and control register on Sun4m systems
    223 power0	at obio0
    224 
    225 ## Mostek clock found on 4/300, sun4c, and sun4m systems.
    226 ## The Mostek clock NVRAM is the "eeprom" on sun4/300 systems.
    227 clock0	at mainbus0				# sun4c
    228 clock0	at obio0				# sun4m
    229 #clock0	at obio0 addr 0xf2000000		# sun4/300
    230 
    231 ## Intersil clock found on 4/100 and 4/200 systems.
    232 #oclock0	at obio0 addr 0xf3000000		# sun4/200
    233 #oclock0	at obio0 addr 0x03000000		# sun4/100
    234 
    235 ## Memory error registers.
    236 memreg0	at mainbus0				# sun4c
    237 memreg0	at obio0				# sun4m
    238 #memreg0	at obio0 addr 0xf4000000		# sun4/200 and sun4/300
    239 #memreg0	at obio0 addr 0x04000000		# sun4/100
    240 
    241 ## ECC memory control
    242 eccmemctl0 at mainbus0				# sun4m
    243 
    244 ## Timer chip found on 4/300, sun4c, and sun4m systems.
    245 timer0	at mainbus0				# sun4c
    246 timer0	at obio0				# sun4m
    247 #timer0	at obio0 addr 0xef000000		# sun4/300
    248 
    249 ## EEPROM found on 4/100 and 4/200 systems.  Note that the 4/300
    250 ## doesn't use this driver; the `EEPROM' is in the NVRAM on the
    251 ## Mostek clock chip on 4/300 systems.
    252 #eeprom0	at obio0 addr 0xf2000000		# sun4/200
    253 #eeprom0	at obio0 addr 0x02000000		# sun4/100
    254 
    255 
    256 #### Serial port configuration
    257 
    258 ## Zilog 8530 serial chips.  Each has two-channels.
    259 ## zs0 is ttya and ttyb.  zs1 is the keyboard and mouse.
    260 zs0	at mainbus0					# sun4c
    261 zs0	at obio0					# sun4m
    262 #zs0	at obio0 addr 0xf1000000 level 12 flags 0x103	# sun4/200 and sun4/300
    263 #zs0	at obio0 addr 0x01000000 level 12 flags 0x103	# sun4/100
    264 zstty0	at zs0 channel 0	# ttya
    265 zstty1	at zs0 channel 1	# ttyb
    266 
    267 zs1	at mainbus0					# sun4c
    268 zs1	at obio0					# sun4m
    269 #zs1	at obio0 addr 0xf0000000 level 12 flags 0x103	# sun4/200 and sun4/300
    270 #zs1	at obio0 addr 0x00000000 level 12 flags 0x103	# sun4/100
    271 kbd0	at zs1 channel 0	# keyboard
    272 ms0	at zs1 channel 1	# mouse
    273 
    274 #zs2	at obio0 addr 0xe0000000 level 12 flags 0x103	# sun4/300
    275 #zstty2	at zs2 channel 0	# ttyc
    276 #zstty3	at zs2 channel 1	# ttyd
    277 
    278 
    279 ## Magma Serial/Parallel driver
    280 #magma*	at sbus? slot ? offset ?
    281 #mtty*	at magma?
    282 #mbpp*	at magma?
    283 
    284 ## PCMCIA serial interfaces
    285 #com*	at pcmcia?
    286 #pcmcom*	at pcmcia?
    287 #com*	at pcmcom?
    288 
    289 #### Disk controllers and disks
    290 
    291 #
    292 
    293 ## The following flags may be set for the NCR53c94 based esp driver:
    294 ##	bits 0-7:  disable disconnect/reselect for the corresponding target
    295 ##	bits 8-15: disable synchronous negotiation for target [bit-8]
    296 
    297 ## sun4/300, sun4c, sun4m on-board SCSI, and FSBE/S SBus SCSI cards.
    298 ## Both `dma' and `esp' are needed in all cases.
    299 ## Two kinds of additional SBus SCSI interfaces are available.  One uses
    300 ## "esp at sbus" like the sun4c on-board; the other uses "esp at dma".
    301 
    302 ## sun4/300 SCSI - an NCR53c94 or equivalent behind
    303 ## an LSI Logic DMA controller
    304 
    305 #dma0	at obio0 addr 0xfa001000 level 4		# sun4/300
    306 #esp0	at obio0 addr 0xfa000000 level 4 flags 0x0000	# sun4/300
    307 
    308 dma0	at sbus0 slot ? offset ?			# sun4c/sun4m
    309 esp0	at sbus0 slot ? offset ? flags 0x0000		# sun4c
    310 esp0	at dma0 flags 0x0000				# sun4m
    311 
    312 # FSBE/S SCSI
    313 dma*	at sbus? slot ? offset ?			# SBus
    314 esp*	at sbus? slot ? offset ? flags 0x0000		# SBus (older proms)
    315 esp*	at dma? flags 0x0000				# SBus
    316 
    317 scsibus* at esp?
    318 
    319 ## Qlogic ISP SBus SCSI Card
    320 isp*	at sbus? slot ? offset ?
    321 scsibus* at isp?
    322 
    323 ## NCR5380-based "Sun SCSI 3" VME SCSI controller.
    324 ## This driver has several flags which may be enabled by OR'ing
    325 ## the values and using the "flags" directive.
    326 ## Valid flags are:
    327 ##
    328 ##	0x01		Use DMA (may be polled)
    329 ##	0x02		Use DMA completion interrupts
    330 ##	0x04		Allow disconnect/reselect
    331 ##
    332 ## E.g. the following would enable DMA, interrupts, and reselect:
    333 ## si0	at vme0 addr 0x200000 irq 3 vect 0x40 flags 0x07
    334 ##
    335 ## By default, DMA is enabled in the driver.
    336 
    337 #si0	at vme0 addr 0x200000 irq 2 vect 0x40
    338 #scsibus* at si?
    339 
    340 ## NCR5380-based "SCSI Weird" on-board SCSI interface found
    341 ## on sun4/100 systems.  The flags are the same as the "si"
    342 ## controller.  Note, while DMA is enabled by default, only
    343 ## polled DMA works at this time, and reselects do not work
    344 ## on this particular controller.
    345 
    346 #sw0	at obio0 addr 0x0a000000 level 3
    347 #scsibus* at sw?
    348 
    349 ## PCMCIA SCSI controllers
    350 #aic*	at pcmcia?
    351 #scsibus* at aic?
    352 
    353 
    354 ## These entries find devices on all SCSI busses and assign
    355 ## unit numbers dynamically.
    356 sd*	at scsibus? target ? lun ?		# SCSI disks
    357 st*	at scsibus? target ? lun ?		# SCSI tapes
    358 cd*	at scsibus? target ? lun ?		# SCSI CD-ROMs
    359 #ch*	at scsibus? target ? lun ?		# SCSI changer devices
    360 #ss*	at scsibus? target ? lun ?		# SCSI scanners
    361 #uk*	at scsibus? target ? lun ?		# unknown SCSI
    362 
    363 
    364 ## Xylogics 753 or 7053 VME SMD disk controllers and disks, found
    365 ## on sun4 systems.
    366 #xdc0	at vme0 addr 0xee80 irq 3 vect 0x44
    367 #xdc1	at vme0 addr 0xee90 irq 3 vect 0x45
    368 #xdc2	at vme0 addr 0xeea0 irq 3 vect 0x46
    369 #xdc3	at vme0 addr 0xeeb0 irq 3 vect 0x47
    370 #xd*	at xdc? drive ?
    371 
    372 ## Xylogics 451 or 451 VME SMD disk controllers and disks, found
    373 ## on sun4 systems.
    374 #xyc0	at vme0 addr 0xee40 irq 3 vect 0x48
    375 #xyc1	at vme0 addr 0xee48 irq 3 vect 0x49
    376 #xy*	at xyc? drive ?
    377 
    378 
    379 ## Floppy controller and drive found on SPARCstations.
    380 
    381 fdc0	at mainbus0				# sun4c controller
    382 fdc0	at obio0				# sun4m controller
    383 fd*	at fdc0					# the drive itself
    384 
    385 ## PCMCIA IDE controllers
    386 #wdc*	at pcmcia?
    387 #wd*	at wdc?
    388 
    389 ## A disk-like interface to files.  Can be used to create floppy, CD,
    390 ## miniroot images, etc.
    391 
    392 #pseudo-device	vnd	4
    393 
    394 ## Concatenated and striped disks; with this, you can create a software-based
    395 ## disk array similar to a "RAID 0" setup.  See ccd(4).
    396 
    397 #pseudo-device	ccd	4
    398 
    399 ## RAIDframe disk driver: software RAID driver.  See raid(4).
    400 
    401 #pseudo-device	raid	4
    402 
    403 ## Memory disk device, used on boot floppies with compressed
    404 ## kernel-plus-root-disk images.
    405 
    406 #pseudo-device	md	1
    407 
    408 
    409 #### Network interfaces
    410 
    411 ## LANCE Ethernet - an AMD 7990 LANCE behind specialized DMA glue
    412 ## Three flavors of additional SBus ethernets are available.  One attaches
    413 ## directly like the sun4c on-board, one uses the ledma device like the
    414 ## sun4m on-board, and one uses the lebuffer device.
    415 
    416 #le0		at obio0 addr 0xf9000000 level 6	# sun4/300
    417 le0		at sbus0 slot ? offset ?		# sun4c on-board
    418 ledma0		at sbus0 slot ? offset ?		# sun4m on-board
    419 le0		at ledma0				# sun4m on-board
    420 le*		at sbus? slot ? offset ?		# SBus
    421 ledma*		at sbus? slot ? offset ?		# SBus
    422 le*		at ledma?				# SBus
    423 lebuffer0	at sbus? slot ? offset ?		# SBus
    424 le0		at lebuffer?				# SBus
    425 lebuffer*	at sbus? slot ? offset ?		# SBus
    426 le*		at lebuffer?				# SBus
    427 
    428 
    429 ## sun4/100 and sun4/200 Ethernet - an Intel 82586 on-board
    430 ## or on a Multibus/VME card.
    431 #ie0	at obio0 addr 0xf6000000 level 6		# sun4/200 on-board
    432 #ie0	at obio0 addr 0x06000000 level 6		# sun4/100 on-board
    433 #ie1	at vme0 addr 0xe88000 irq 3 vect 0x75		# VME
    434 #ie2	at vme0 addr 0x31ff02 irq 3 vect 0x76		# VME
    435 #ie3	at vme0 addr 0x35ff02 irq 3 vect 0x77		# VME
    436 #ie4	at vme0 addr 0x2dff02 irq 3 vect 0x7c		# VME
    437 
    438 ## qec/be, qec/hme
    439 qec*		at sbus? slot ? offset ?
    440 be*		at qec?
    441 qe*		at qec?
    442 
    443 # midway ATM
    444 en0	at sbus? slot ? offset ?
    445 
    446 # PCMCIA ethernet devices
    447 #ep*	at pcmcia?
    448 #mbe*	at pcmcia?
    449 #ne*	at pcmcia?
    450 #sm*	at pcmcia?
    451 
    452 # MII/PHY support
    453 #exphy*	at mii? phy ?			# 3Com internal PHYs
    454 #icsphy*	at mii? phy ?			# Integrated Circuit Systems ICS1890
    455 #inphy*	at mii? phy ?			# Intel 82555 PHYs
    456 #lxtphy*	at mii? phy ?			# Level One LXT-970 PHYs
    457 #nsphy*	at mii? phy ?			# NS83840 PHYs
    458 #qsphy*	at mii? phy ?			# Quality Semiconductor QS6612 PHYs
    459 #sqphy*	at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    460 #tlphy*	at mii? phy ?			# ThunderLAN PHYs
    461 #ukphy*	at mii? phy ?			# generic unknown PHYs
    462 
    463 ## Loopback network interface; required
    464 pseudo-device	loop
    465 
    466 ## SLIP and CSLIP interfaces, for IP over a serial line.
    467 pseudo-device	sl		2
    468 
    469 ## PPP, the successor to SLIP.  See pppd(8).
    470 #pseudo-device	ppp		2
    471 
    472 ## Starmode Radio IP, a special hardware network device.
    473 #pseudo-device	strip		1
    474 
    475 ## Network "tunnel" device, allowing protocol stacks to run in the userland.
    476 ## This is used by the third-party user-mode "ppp" program, and others.
    477 #pseudo-device	tun		4
    478 
    479 ## Generic L3 over IP tunnel
    480 #pseudo-device	gre		2	# generic L3 over IP tunnel
    481 
    482 ## Berkeley Packet Filter, required to run RARPD.  A generic C-language
    483 ## interface that allows selective examining of incoming packets.
    484 #pseudo-device	bpfilter	8
    485 
    486 ## IP Filter, used in firewall and NAT applications.  See ipnat(8) for
    487 ## one example of the use of the IP Filter.
    488 #pseudo-device	ipfilter
    489 
    490 
    491 #### Audio and video devices
    492 
    493 ## /dev/audio support (`audioamd' plus `audio')
    494 ##
    495 #audioamd0	at mainbus0				# sun4c
    496 #audioamd0	at obio0				# sun4m
    497 #audioamd0	at sbus0 slot ? offset ?		# sun4m
    498 #audio*		at audioamd0
    499 
    500 #audiocs0	at sbus0 slot ? offset ?		# SUNW,CS4231
    501 #audio*		at audiocs0
    502 
    503 
    504 ## Sun "bwtwo" black and white framebuffer, found on sun4, sun4c, and sun4m
    505 ## systems.  If your sun4 system has a cgfour installed in the P4 slot,
    506 ## the P4 entries for "bwtwo" will attach to the overlay plane of the
    507 ## "cgfour".
    508 
    509 bwtwo0		at sbus0 slot ? offset ?		# sun4c and sun4m
    510 bwtwo*		at sbus? slot ? offset ?		#
    511 #bwtwo0		at obio0 addr 0xfd000000 level 4	# sun4/200
    512 #bwtwo0		at obio0 addr 0xfb300000 level 4	# sun4/300 in P4 slot
    513 #bwtwo0		at obio0 addr 0x0b300000 level 4	# sun4/100 in P4 slot
    514 
    515 ## Sun "cgtwo" VME color framebuffer
    516 #cgtwo0		at vme0 addr 0x400000 irq ? vect 0xa8
    517 
    518 ## Sun "cgthree" Sbus color framebuffer
    519 cgthree0	at sbus? slot ? offset ?
    520 cgthree*	at sbus? slot ? offset ?
    521 #cgthree0	at obio? slot ? offset ?		# sun4m
    522 
    523 ## Sun "cgfour" color framebuffer with overlay plane.  See above comment
    524 ## regarding overlay plane.
    525 #cgfour0		at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    526 #cgfour0		at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    527 
    528 ## Sun "cgsix" accelerated color framebuffer.
    529 cgsix0		at sbus? slot ? offset ?
    530 cgsix*		at sbus? slot ? offset ?
    531 #cgsix0		at obio0 addr 0xfb000000 level 4	# sun4/300 P4
    532 #cgsix0		at obio0 addr 0x0b000000 level 4	# sun4/100 P4
    533 
    534 ## Sun "cgeight" 24-bit framebuffer
    535 #cgeight0 	at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    536 #cgeight0	at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    537 
    538 ## Sun "tcx" accelerated color framebuffer.
    539 tcx0		at sbus? slot ? offset ?
    540 tcx*		at sbus? slot ? offset ?
    541 
    542 # Sun "cgfourteen" accelerated 24-bit framebuffer.
    543 cgfourteen0	at obio0			# sun4m
    544 
    545 
    546 #### Other device configuration
    547 
    548 ## Pseudo ttys, required for network logins and programs like screen.
    549 
    550 pseudo-device	pty		2	# pseudo-terminals (Sysinst needs two)
    551 
    552 ## Random device, used to implement /dev/random (a source of random noise),
    553 ## and generate randomness for some kernel formulae.
    554 
    555 #pseudo-device	rnd
    556