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INSTALL revision 1.4.2.1
      1  1.4.2.1  perry #	$NetBSD: INSTALL,v 1.4.2.1 1999/07/01 19:16:35 perry Exp $
      2      1.1    mrg #
      3      1.1    mrg # from: NetBSD: GENERIC,v 1.67 1998/05/20 11:50:54 pk Exp
      4      1.1    mrg #
      5      1.1    mrg # floppy install kernel.  try to keep this in sync with GENERIC but
      6      1.1    mrg # leave as much disabled as possible.
      7      1.1    mrg 
      8      1.1    mrg include "arch/sparc/conf/std.sparc"
      9      1.1    mrg 
     10      1.1    mrg maxusers	32
     11      1.1    mrg 
     12      1.1    mrg # Enable the hooks used for initializing the root memory-disk.
     13      1.1    mrg options 	MEMORY_DISK_HOOKS
     14      1.1    mrg options 	MEMORY_DISK_IS_ROOT	# force root on memory disk
     15      1.1    mrg options 	MEMORY_DISK_SERVER=0	# no userspace memory disk support
     16      1.1    mrg #options 	MINIROOTSIZE=3074	# size of memory disk, in blocks
     17      1.4    mrg options 	MINIROOTSIZE=3312	# 1.44M * 1.15.  this must match
     18      1.4    mrg 					# what is `instfs' in /etc/disktab.
     19      1.1    mrg 
     20      1.1    mrg pseudo-device	md		1	# memory disk device (ramdisk)
     21      1.1    mrg 
     22      1.1    mrg ## System kernel configuration.  See options(4) for more detail.
     23      1.1    mrg 
     24  1.4.2.1  perry 
     25      1.1    mrg # Options for variants of the Sun SPARC architecure.
     26      1.1    mrg # We currently support three architecture types; at least one is required.
     27      1.1    mrg #options 	SUN4		# sun4/100, sun4/200, sun4/300
     28      1.1    mrg options 	SUN4C		# sun4c - SS1, 1+, 2, ELC, SLC, IPC, IPX, etc.
     29      1.1    mrg options 	SUN4M		# sun4m - SS10, SS20, Classic, etc.
     30      1.1    mrg 
     31      1.1    mrg #options 	SUN4_MMU3L	# 3-level MMU on sun4/400; (incomplete)
     32      1.1    mrg 
     33      1.1    mrg ## System options specific to the sparc machine type
     34      1.1    mrg 
     35      1.1    mrg # Blink the power LED on some machines to indicate the system load.
     36      1.1    mrg #options 	BLINK
     37      1.1    mrg 
     38      1.1    mrg ## Use a faster console than the PROM's slow drawing routines.  Not needed
     39      1.1    mrg ## for headless (no framebuffer) machines.
     40      1.1    mrg #options 	RASTERCONSOLE	# fast rasterop console
     41      1.1    mrg 
     42      1.1    mrg 
     43      1.1    mrg #### System options that are the same for all ports
     44      1.1    mrg 
     45      1.1    mrg ## Root device configuration: change the ?'s if you are going to use a
     46      1.1    mrg ## nonstandard root partition (other than where the kernel is booted from)
     47      1.1    mrg ## and/or nonstandard root type (not ffs or nfs).  Normally this can be
     48      1.1    mrg ## automagically determined at boot time.
     49      1.1    mrg 
     50      1.1    mrg config		netbsd	root on ? type ?
     51      1.1    mrg 
     52      1.1    mrg ## System call tracing (see ktrace(1)).
     53      1.1    mrg #options 	KTRACE
     54      1.1    mrg 
     55      1.1    mrg ## Collect statistics on kernel malloc's and free's.  This does have a
     56      1.1    mrg ## significant performance hit on slower machines, so it is intended for
     57      1.1    mrg ## diagnostic use only.
     58      1.1    mrg options 	KMEMSTATS
     59      1.1    mrg 
     60      1.1    mrg ## System V compatible IPC subsystem.  (msgctl(2), semctl(2), and shmctl(2))
     61      1.1    mrg #options 	SYSVMSG		# System V message queues
     62      1.1    mrg #options 	SYSVSEM		# System V semaphores
     63      1.1    mrg #options 	SYSVSHM		# System V shared memory
     64      1.1    mrg #options 	SHMMAXPGS=1024	# 1024 pages is the default
     65      1.1    mrg 
     66      1.1    mrg ## Loadable kernel module support; still under development.
     67      1.1    mrg #options 	LKM
     68      1.1    mrg 
     69      1.1    mrg ## NFS boot options; default on sparc is the bootparam protocol
     70      1.1    mrg options 	NFS_BOOT_BOOTPARAM
     71      1.1    mrg #options 	NFS_BOOT_BOOTP
     72      1.1    mrg #options 	NFS_BOOT_DHCP
     73      1.1    mrg 
     74      1.1    mrg #### Debugging options
     75      1.1    mrg 
     76      1.1    mrg ## The DDB in-kernel debugger runs at panic (unless DDB_ONPANIC=0), or at
     77      1.1    mrg ## serial console break or keyboard reset, where the PROM would normally
     78      1.1    mrg ## intercept.  DDB_HISTORY_SIZE adds up/down arrow command history.
     79      1.1    mrg options 	DDB			# kernel dynamic debugger
     80      1.1    mrg #options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
     81      1.1    mrg #options 	DDB_ONPANIC		# see also sysctl(8): `ddb.onpanic'
     82      1.1    mrg 
     83      1.1    mrg ## You may also use gdb, on another computer connected to this machine over
     84      1.1    mrg ## a serial port.  Both KGDBDEV and KGDBRATE should be specified; KGDBDEV is
     85      1.1    mrg ## a dev_t encoded device number of the serial port to use.
     86      1.1    mrg ## (0xc01 = ttya, 0xc02 = ttyb.)
     87      1.1    mrg #options 	KGDB		# support for kernel gdb
     88      1.1    mrg #options 	KGDBDEV=0xc01	# kgdb device number (this sample is `ttyb')
     89      1.1    mrg #options 	KGDBRATE=38400	# baud rate
     90      1.1    mrg 
     91      1.1    mrg 
     92      1.1    mrg ## Compile the kernel with debugging symbols (`netbsd.gdb' is the debug file),
     93      1.1    mrg ## such that gdb(1) can be used on a kernel coredump.
     94      1.1    mrg 
     95      1.1    mrg #makeoptions 	DEBUG="-g"
     96      1.1    mrg 
     97      1.1    mrg 
     98      1.1    mrg ## Adds code to the kernel that does internal consistency checks, and will
     99      1.1    mrg ## cause the kernel to panic if corruption of internal data structures
    100      1.1    mrg ## is detected.
    101      1.1    mrg #options 	DIAGNOSTIC	# extra kernel sanity checking
    102      1.1    mrg 
    103      1.1    mrg ## Enable (possibly expensive) debugging code that may also display messages
    104      1.1    mrg ## on the system console
    105      1.1    mrg #options 	DEBUG
    106      1.1    mrg 
    107      1.1    mrg ## Make SCSI error messages more verbose when explaining their meanings.
    108      1.1    mrg #options 	SCSIVERBOSE
    109      1.1    mrg 
    110      1.1    mrg ## `INSECURE' turns off the kernel security level (securelevel = 0 always).
    111      1.1    mrg ## This allows writing to /dev/mem, loading kernel modules while multi-user,
    112      1.1    mrg ## and other insecurities good only for development work.  Do not use this
    113      1.1    mrg ## option on a production machine.
    114      1.1    mrg options 	INSECURE
    115      1.1    mrg 
    116      1.1    mrg ## Allow non-root users to grab /dev/console with programs such as xconsole.
    117      1.1    mrg ## `xconsole' therefore does not need setuid root with this option enabled.
    118      1.1    mrg #options 	UCONSOLE
    119      1.1    mrg 
    120      1.1    mrg ## `FDSCRIPTS' allows non-readable but executable scripts by providing a
    121      1.1    mrg ## pre-opened opaque file to the script interpreter.  `SETUIDSCRIPTS',
    122      1.1    mrg ## which implies FDSCRIPTS, allows scripts to be set-user-id using the same
    123      1.1    mrg ## opaque file mechanism.  Perl calls this "secure setuid scripts."
    124      1.1    mrg 
    125      1.1    mrg #options 	FDSCRIPTS
    126      1.1    mrg #options 	SETUIDSCRIPTS
    127      1.1    mrg 
    128      1.1    mrg ## Options for compatibility with previous releases foreign system binaries.
    129      1.1    mrg ## In the cases of COMPAT_SUNOS and COMPAT_SVR4, you may need to set up
    130      1.1    mrg ## additional user-level utilities or system configuration files. See
    131      1.1    mrg ## compat_sunos(8) and compat_svr4(8).
    132      1.1    mrg 
    133      1.1    mrg #options 	COMPAT_43	# 4.3BSD system interfaces
    134      1.1    mrg #options 	COMPAT_10	# NetBSD 1.0 binary compatibility
    135      1.1    mrg #options 	COMPAT_11	# NetBSD 1.1 binary compatibility
    136      1.1    mrg #options 	COMPAT_12	# NetBSD 1.2 binary compatibility
    137      1.1    mrg options 	COMPAT_13	# NetBSD 1.3 binary compatibility
    138      1.1    mrg #options 	COMPAT_SUNOS	# SunOS 4.x binary compatibility
    139      1.1    mrg #options 	COMPAT_SVR4	# SunOS 5.x binary compatibility
    140      1.1    mrg #options 	EXEC_ELF32	# Exec module for SunOS 5.x binaries.
    141      1.1    mrg 
    142      1.1    mrg ## File systems.  You probably need at least one of FFS or NFS.
    143      1.1    mrg file-system	FFS		# Berkeley Fast Filesystem
    144      1.1    mrg file-system	NFS		# Sun NFS-compatible filesystem client
    145      1.3    mrg file-system	KERNFS		# kernel data-structure filesystem
    146      1.1    mrg #file-system	NULLFS		# NULL layered filesystem
    147      1.3    mrg file-system	MFS		# memory-based filesystem
    148      1.1    mrg #file-system	FDESC		# user file descriptor filesystem
    149      1.1    mrg #file-system	UMAPFS		# uid/gid remapping filesystem
    150      1.1    mrg #file-system	LFS		# Log-based filesystem (still experimental)
    151      1.1    mrg #file-system	PORTAL		# portal filesystem (still experimental)
    152      1.1    mrg #file-system	PROCFS		# /proc
    153      1.1    mrg file-system	CD9660		# ISO 9660 + Rock Ridge file system
    154      1.1    mrg #file-system	UNION		# union file system
    155      1.1    mrg #file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
    156      1.1    mrg 
    157      1.1    mrg ## File system options.
    158      1.1    mrg #options 	NFSSERVER	# Sun NFS-compatible filesystem server
    159      1.1    mrg #options 	QUOTA		# FFS quotas
    160      1.1    mrg #options 	FFS_EI		# FFS Endian Independent support
    161      1.1    mrg 
    162      1.1    mrg ## Network protocol support.  In most environments, INET is required.
    163      1.1    mrg options 	INET		# IP (Internet Protocol) v4
    164      1.1    mrg options 	TCP_COMPAT_42	# 4.2BSD IP implementation compatibility
    165      1.1    mrg #options 	GATEWAY		# packet forwarding ("router switch")
    166      1.1    mrg #options 	MROUTING	# packet forwarding of multicast packets
    167      1.1    mrg #options 	DIRECTED_BROADCAST	# allow broadcasts through routers
    168      1.1    mrg #options 	NS		# Xerox NS networking
    169      1.1    mrg #options 	NSIP		# Xerox NS tunneling over IP
    170      1.1    mrg #options 	ISO,TPIP	# OSI networking
    171      1.1    mrg #options 	EON		# OSI tunneling over IP
    172      1.1    mrg #options 	CCITT,LLC,HDLC	# X.25 packet switched protocol
    173      1.1    mrg #options 	NETATALK	# AppleTalk (over Ethernet) protocol
    174      1.1    mrg #options 	NTP		# Network Time Protocol in-kernel support
    175      1.1    mrg #options 	PPS_SYNC	# Add serial line synchronization for NTP
    176      1.1    mrg #options 	PFIL_HOOKS	# Add pfil(9) hooks, intended for custom LKMs.
    177      1.1    mrg #options 	IPFILTER_LOG	# Add ipmon(8) logging for ipfilter device
    178      1.1    mrg #options 	PPP_BSDCOMP	# Add BSD compression to ppp device
    179      1.1    mrg #options 	PPP_DEFLATE	# Add deflate (libz) compression to ppp device
    180      1.1    mrg #options 	PPP_FILTER	# Add active filters for ppp (via bpf)
    181      1.1    mrg 
    182      1.1    mrg 
    183      1.1    mrg 
    184      1.1    mrg #### Main bus and CPU .. all systems.
    185      1.1    mrg mainbus0 at root
    186      1.1    mrg cpu0	at mainbus0
    187      1.1    mrg 
    188      1.1    mrg #### Bus types found on SPARC systems.
    189      1.1    mrg 
    190      1.1    mrg sbus0	at mainbus0				# sun4c
    191      1.1    mrg obio0	at mainbus0				# sun4 and sun4m
    192      1.1    mrg #vme0	at mainbus0				# sun4
    193      1.1    mrg iommu0	at mainbus0				# sun4m
    194      1.1    mrg sbus0	at iommu0				# sun4m
    195      1.1    mrg vme0	at iommu0				# sun4m
    196      1.1    mrg 
    197      1.1    mrg ## SBus expander box
    198  1.4.2.1  perry xbox*	at sbus? slot ? offset ?
    199  1.4.2.1  perry sbus*	at xbox?
    200      1.1    mrg 
    201      1.1    mrg #### Standard system devices -- all required for a given architecture
    202      1.1    mrg 
    203      1.1    mrg ## Auxiliary system registers on sun4c and sun4m
    204      1.1    mrg auxreg0	at mainbus0				# sun4c
    205      1.1    mrg auxreg0	at obio0				# sun4m
    206      1.1    mrg 
    207      1.1    mrg ## Power status and control register on Sun4m systems
    208      1.1    mrg power0	at obio0
    209      1.1    mrg 
    210      1.1    mrg ## Mostek clock found on 4/300, sun4c, and sun4m systems.
    211      1.1    mrg ## The Mostek clock NVRAM is the "eeprom" on sun4/300 systems.
    212      1.1    mrg clock0	at mainbus0				# sun4c
    213      1.1    mrg clock0	at obio0				# sun4m
    214      1.1    mrg #clock0	at obio0 addr 0xf2000000		# sun4/300
    215      1.1    mrg 
    216      1.1    mrg ## Intersil clock found on 4/100 and 4/200 systems.
    217      1.1    mrg #oclock0	at obio0 addr 0xf3000000		# sun4/200
    218      1.1    mrg #oclock0	at obio0 addr 0x03000000		# sun4/100
    219      1.1    mrg 
    220      1.1    mrg ## Memory error registers.
    221      1.1    mrg memreg0	at mainbus0				# sun4c
    222      1.1    mrg memreg0	at obio0				# sun4m
    223      1.1    mrg #memreg0	at obio0 addr 0xf4000000		# sun4/200 and sun4/300
    224      1.1    mrg #memreg0	at obio0 addr 0x04000000		# sun4/100
    225      1.1    mrg 
    226      1.1    mrg ## Timer chip found on 4/300, sun4c, and sun4m systems.
    227      1.1    mrg timer0	at mainbus0				# sun4c
    228      1.1    mrg timer0	at obio0				# sun4m
    229      1.1    mrg #timer0	at obio0 addr 0xef000000		# sun4/300
    230      1.1    mrg 
    231      1.1    mrg ## EEPROM found on 4/100 and 4/200 systems.  Note that the 4/300
    232      1.1    mrg ## doesn't use this driver; the `EEPROM' is in the NVRAM on the
    233      1.1    mrg ## Mostek clock chip on 4/300 systems.
    234      1.1    mrg #eeprom0	at obio0 addr 0xf2000000		# sun4/200
    235      1.1    mrg #eeprom0	at obio0 addr 0x02000000		# sun4/100
    236      1.1    mrg 
    237      1.1    mrg 
    238      1.1    mrg #### Serial port configuration
    239      1.1    mrg 
    240      1.1    mrg ## Zilog 8530 serial chips.  Each has two-channels.
    241      1.1    mrg ## zs0 is ttya and ttyb.  zs1 is the keyboard and mouse.
    242      1.1    mrg zs0	at mainbus0					# sun4c
    243      1.1    mrg zs0	at obio0					# sun4m
    244      1.1    mrg #zs0	at obio0 addr 0xf1000000 level 12 flags 0x103	# sun4/200 and sun4/300
    245      1.1    mrg #zs0	at obio0 addr 0x01000000 level 12 flags 0x103	# sun4/100
    246      1.1    mrg zstty0	at zs0 channel 0	# ttya
    247      1.1    mrg zstty1	at zs0 channel 1	# ttyb
    248      1.1    mrg 
    249      1.1    mrg zs1	at mainbus0					# sun4c
    250      1.1    mrg zs1	at obio0					# sun4m
    251      1.1    mrg #zs1	at obio0 addr 0xf0000000 level 12 flags 0x103	# sun4/200 and sun4/300
    252      1.1    mrg #zs1	at obio0 addr 0x00000000 level 12 flags 0x103	# sun4/100
    253      1.1    mrg kbd0	at zs1 channel 0	# keyboard
    254      1.1    mrg ms0	at zs1 channel 1	# mouse
    255      1.1    mrg 
    256      1.1    mrg #zs2	at obio0 addr 0xe0000000 level 12 flags 0x103	# sun4/300
    257      1.1    mrg #zstty2	at zs2 channel 0	# ttyc
    258      1.1    mrg #zstty3	at zs2 channel 1	# ttyd
    259      1.1    mrg 
    260      1.1    mrg 
    261      1.1    mrg ## Magma Serial/Parallel driver
    262      1.1    mrg #magma*	at sbus? slot ? offset ?
    263      1.1    mrg #mtty*	at magma?
    264      1.1    mrg #mbpp*	at magma?
    265      1.1    mrg 
    266      1.1    mrg 
    267      1.1    mrg #### Disk controllers and disks
    268      1.1    mrg 
    269      1.1    mrg #
    270      1.1    mrg 
    271      1.1    mrg ## The following flags may be set for the NCR53c94 based esp driver:
    272      1.1    mrg ##	bits 0-7:  disable disconnect/reselect for the corresponding target
    273      1.1    mrg ##	bits 8-15: disable synchronous negotiation for target [bit-8]
    274      1.1    mrg 
    275      1.1    mrg ## sun4/300, sun4c, sun4m on-board SCSI, and FSBE/S SBus SCSI cards.
    276      1.1    mrg ## Both `dma' and `esp' are needed in all cases.
    277      1.1    mrg ## Two kinds of additional SBus SCSI interfaces are available.  One uses
    278      1.1    mrg ## "esp at sbus" like the sun4c on-board; the other uses "esp at dma".
    279      1.1    mrg 
    280      1.1    mrg ## sun4/300 SCSI - an NCR53c94 or equivalent behind
    281      1.1    mrg ## an LSI Logic DMA controller
    282      1.1    mrg 
    283      1.1    mrg #dma0	at obio0 addr 0xfa001000 level 4		# sun4/300
    284      1.1    mrg #esp0	at obio0 addr 0xfa000000 level 4 flags 0x0000	# sun4/300
    285      1.1    mrg 
    286      1.1    mrg dma0	at sbus0 slot ? offset ?			# sun4c/sun4m
    287      1.1    mrg esp0	at sbus0 slot ? offset ? flags 0x0000		# sun4c
    288      1.1    mrg esp0	at dma0 flags 0x0000				# sun4m
    289      1.1    mrg 
    290      1.1    mrg # FSBE/S SCSI
    291      1.1    mrg dma*	at sbus? slot ? offset ?			# SBus
    292      1.1    mrg esp*	at sbus? slot ? offset ? flags 0x0000		# SBus (older proms)
    293      1.1    mrg esp*	at dma? flags 0x0000				# SBus
    294      1.1    mrg 
    295      1.1    mrg scsibus* at esp?
    296      1.1    mrg 
    297      1.1    mrg ## Qlogic ISP SBus SCSI Card
    298      1.1    mrg isp*	at sbus? slot ? offset ?
    299      1.1    mrg scsibus* at isp?
    300      1.1    mrg 
    301      1.1    mrg ## NCR5380-based "Sun SCSI 3" VME SCSI controller.
    302      1.1    mrg ## This driver has several flags which may be enabled by OR'ing
    303      1.1    mrg ## the values and using the "flags" directive.
    304      1.1    mrg ## Valid flags are:
    305      1.1    mrg ##
    306      1.1    mrg ##	0x01		Use DMA (may be polled)
    307      1.1    mrg ##	0x02		Use DMA completion interrupts
    308      1.1    mrg ##	0x04		Allow disconnect/reselect
    309      1.1    mrg ##
    310      1.1    mrg ## E.g. the following would enable DMA, interrupts, and reselect:
    311      1.1    mrg ## si0	at vme0 addr 0x200000 level 3 vect 0x40 flags 0x07
    312      1.1    mrg ##
    313      1.1    mrg ## By default, DMA is enabled in the driver.
    314      1.1    mrg 
    315      1.1    mrg #si0	at vme0 addr 0x200000 pri 2 vec 0x40
    316      1.1    mrg #scsibus* at si?
    317      1.1    mrg 
    318      1.1    mrg ## NCR5380-based "SCSI Weird" on-board SCSI interface found
    319      1.1    mrg ## on sun4/100 systems.  The flags are the same as the "si"
    320      1.1    mrg ## controller.  Note, while DMA is enabled by default, only
    321      1.1    mrg ## polled DMA works at this time, and reselects do not work
    322      1.1    mrg ## on this particular controller.
    323      1.1    mrg 
    324      1.1    mrg #sw0	at obio0 addr 0x0a000000 level 3
    325      1.1    mrg #scsibus* at sw?
    326      1.1    mrg 
    327      1.1    mrg ## These entries find devices on all SCSI busses and assign
    328      1.1    mrg ## unit numbers dynamically.
    329      1.1    mrg sd*	at scsibus? target ? lun ?		# SCSI disks
    330      1.1    mrg st*	at scsibus? target ? lun ?		# SCSI tapes
    331      1.1    mrg cd*	at scsibus? target ? lun ?		# SCSI CD-ROMs
    332      1.1    mrg ch*	at scsibus? target ? lun ?		# SCSI changer devices
    333      1.1    mrg #ss*	at scsibus? target ? lun ?		# SCSI scanners
    334      1.1    mrg #uk*	at scsibus? target ? lun ?		# unknown SCSI
    335      1.1    mrg 
    336      1.1    mrg 
    337      1.1    mrg ## Xylogics 753 or 7053 VME SMD disk controllers and disks, found
    338      1.1    mrg ## on sun4 systems.
    339      1.1    mrg #xdc0	at vme0 addr 0xee80 pri 3 vec 0x44
    340      1.1    mrg #xdc1	at vme0 addr 0xee90 pri 3 vec 0x45
    341      1.1    mrg #xdc2	at vme0 addr 0xeea0 pri 3 vec 0x46
    342      1.1    mrg #xdc3	at vme0 addr 0xeeb0 pri 3 vec 0x47
    343      1.1    mrg #xd*	at xdc? drive ?
    344      1.1    mrg 
    345      1.1    mrg ## Xylogics 451 or 451 VME SMD disk controllers and disks, found
    346      1.1    mrg ## on sun4 systems.
    347      1.1    mrg #xyc0	at vme0 addr 0xee40 pri 3 vec 0x48
    348      1.1    mrg #xyc1	at vme0 addr 0xee48 pri 3 vec 0x49
    349      1.1    mrg #xy*	at xyc? drive ?
    350      1.1    mrg 
    351      1.1    mrg 
    352      1.1    mrg ## Floppy controller and drive found on SPARCstations.
    353      1.1    mrg 
    354      1.1    mrg fdc0	at mainbus0				# sun4c controller
    355      1.1    mrg fdc0	at obio0				# sun4m controller
    356      1.1    mrg fd*	at fdc0					# the drive itself
    357      1.1    mrg 
    358      1.1    mrg ## A disk-like interface to files.  Can be used to create floppy, CD,
    359      1.1    mrg ## miniroot images, etc.
    360      1.1    mrg 
    361      1.1    mrg #pseudo-device	vnd	4
    362      1.1    mrg 
    363      1.1    mrg ## Concatenated and striped disks; with this, you can create a software-based
    364      1.1    mrg ## disk array similar to a "RAID 0" setup.  See ccd(4).
    365      1.1    mrg 
    366      1.1    mrg #pseudo-device	ccd	4
    367      1.1    mrg 
    368      1.1    mrg ## Memory disk device, used on boot floppies with compressed
    369      1.1    mrg ## kernel-plus-root-disk images.
    370      1.1    mrg 
    371      1.1    mrg #pseudo-device	md	1
    372      1.1    mrg 
    373      1.1    mrg 
    374      1.1    mrg #### Network interfaces
    375      1.1    mrg 
    376      1.1    mrg ## LANCE Ethernet - an AMD 7990 LANCE behind specialized DMA glue
    377      1.1    mrg ## Three flavors of additional SBus ethernets are available.  One attaches
    378      1.1    mrg ## directly like the sun4c on-board, one uses the ledma device like the
    379      1.1    mrg ## sun4m on-board, and one uses the lebuffer device.
    380      1.1    mrg 
    381      1.1    mrg #le0		at obio0 addr 0xf9000000 level 6	# sun4/300
    382      1.1    mrg le0		at sbus0 slot ? offset ?		# sun4c on-board
    383      1.1    mrg ledma0		at sbus0 slot ? offset ?		# sun4m on-board
    384      1.1    mrg le0		at ledma0				# sun4m on-board
    385      1.1    mrg le*		at sbus? slot ? offset ?		# SBus
    386      1.1    mrg ledma*		at sbus? slot ? offset ?		# SBus
    387      1.1    mrg le*		at ledma?				# SBus
    388      1.1    mrg lebuffer0	at sbus? slot ? offset ?		# SBus
    389      1.1    mrg le0		at lebuffer?				# SBus
    390      1.1    mrg lebuffer*	at sbus? slot ? offset ?		# SBus
    391      1.1    mrg le*		at lebuffer?				# SBus
    392      1.1    mrg 
    393      1.1    mrg 
    394      1.1    mrg ## sun4/100 and sun4/200 Ethernet - an Intel 82586 on-board
    395      1.1    mrg ## or on a Multibus/VME card.
    396      1.1    mrg #ie0	at obio0 addr 0xf6000000 level 6		# sun4/200 on-board
    397      1.1    mrg #ie0	at obio0 addr 0x06000000 level 6		# sun4/100 on-board
    398      1.1    mrg #ie1	at vme0 addr 0xe88000 pri 3 vec 0x75		# VME
    399      1.1    mrg #ie2	at vme0 addr 0x31ff02 pri 3 vec 0x76		# VME
    400      1.1    mrg #ie3	at vme0 addr 0x35ff02 pri 3 vec 0x77		# VME
    401      1.1    mrg #ie4	at vme0 addr 0x2dff02 pri 3 vec 0x7c		# VME
    402      1.1    mrg 
    403      1.1    mrg ## Loopback network interface; required
    404      1.1    mrg pseudo-device	loop
    405      1.1    mrg 
    406      1.1    mrg ## SLIP and CSLIP interfaces, for IP over a serial line.
    407      1.1    mrg pseudo-device	sl		2
    408      1.1    mrg 
    409      1.1    mrg ## PPP, the successor to SLIP.  See pppd(8).
    410  1.4.2.1  perry pseudo-device	ppp		2
    411      1.1    mrg 
    412      1.1    mrg ## Starmode Radio IP, a special hardware network device.
    413      1.1    mrg #pseudo-device	strip		1
    414      1.1    mrg 
    415      1.1    mrg ## Network "tunnel" device, allowing protocol stacks to run in the userland.
    416      1.1    mrg ## This is used by the third-party user-mode "ppp" program, and others.
    417      1.1    mrg #pseudo-device	tun		4
    418      1.1    mrg 
    419      1.1    mrg ## Berkeley Packet Filter, required to run RARPD.  A generic C-language
    420      1.1    mrg ## interface that allows selective examining of incoming packets.
    421      1.1    mrg #pseudo-device	bpfilter	8
    422      1.1    mrg 
    423      1.1    mrg ## IP Filter, used in firewall and NAT applications.  See ipnat(8) for
    424      1.1    mrg ## one example of the use of the IP Filter.
    425      1.1    mrg #pseudo-device	ipfilter
    426      1.1    mrg 
    427      1.1    mrg 
    428      1.1    mrg #### Audio and video devices
    429      1.1    mrg 
    430      1.1    mrg ## /dev/audio support (`audioamd' plus `audio')
    431      1.1    mrg ##
    432      1.1    mrg #audioamd0	at mainbus0				# sun4c
    433      1.1    mrg #audioamd0	at obio0				# sun4m
    434      1.1    mrg #audioamd0	at sbus0 slot ? offset ?		# sun4m
    435      1.1    mrg #audio*		at audioamd0
    436      1.1    mrg 
    437      1.1    mrg 
    438      1.1    mrg ## Sun "bwtwo" black and white framebuffer, found on sun4, sun4c, and sun4m
    439      1.1    mrg ## systems.  If your sun4 system has a cgfour installed in the P4 slot,
    440      1.1    mrg ## the P4 entries for "bwtwo" will attach to the overlay plane of the
    441      1.1    mrg ## "cgfour".
    442      1.1    mrg 
    443      1.1    mrg bwtwo0		at sbus0 slot ? offset ?		# sun4c and sun4m
    444      1.1    mrg bwtwo*		at sbus? slot ? offset ?		#
    445      1.1    mrg #bwtwo0		at obio0 addr 0xfd000000 level 4	# sun4/200
    446      1.1    mrg #bwtwo0		at obio0 addr 0xfb300000 level 4	# sun4/300 in P4 slot
    447      1.1    mrg #bwtwo0		at obio0 addr 0x0b300000 level 4	# sun4/100 in P4 slot
    448      1.1    mrg 
    449      1.1    mrg ## Sun "cgtwo" VME color framebuffer
    450      1.1    mrg #cgtwo0		at vme0 addr 0x400000 pri ? vec 0xa8
    451      1.1    mrg 
    452      1.1    mrg ## Sun "cgthree" Sbus color framebuffer
    453      1.1    mrg cgthree0	at sbus? slot ? offset ?
    454      1.1    mrg cgthree*	at sbus? slot ? offset ?
    455      1.1    mrg #cgthree0	at obio? slot ? offset ?		# sun4m
    456      1.1    mrg 
    457      1.1    mrg ## Sun "cgfour" color framebuffer with overlay plane.  See above comment
    458      1.1    mrg ## regarding overlay plane.
    459      1.1    mrg #cgfour0		at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    460      1.1    mrg #cgfour0		at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    461      1.1    mrg 
    462      1.1    mrg ## Sun "cgsix" accelerated color framebuffer.
    463      1.1    mrg cgsix0		at sbus? slot ? offset ?
    464      1.1    mrg cgsix*		at sbus? slot ? offset ?
    465      1.1    mrg #cgsix0		at obio0 addr 0xfb000000 level 4	# sun4/300 P4
    466      1.1    mrg #cgsix0		at obio0 addr 0x0b000000 level 4	# sun4/100 P4
    467      1.1    mrg 
    468      1.1    mrg ## Sun "cgeight" 24-bit framebuffer
    469      1.1    mrg #cgeight0 	at obio0 addr 0xfb300000 level 4	# sun4/300 P4
    470      1.1    mrg #cgeight0	at obio0 addr 0x0b300000 level 4	# sun4/100 P4
    471      1.1    mrg 
    472      1.1    mrg ## Sun "tcx" accelerated color framebuffer.
    473      1.1    mrg tcx0		at sbus? slot ? offset ?
    474      1.1    mrg tcx*		at sbus? slot ? offset ?
    475      1.1    mrg 
    476      1.1    mrg # Sun "cgfourteen" accelerated 24-bit framebuffer.
    477      1.1    mrg cgfourteen0	at obio0			# sun4m
    478      1.1    mrg 
    479      1.1    mrg 
    480      1.1    mrg #### Other device configuration
    481      1.1    mrg 
    482      1.1    mrg ## Pseudo ttys, required for network logins and programs like screen.
    483      1.1    mrg ## 32 is a good number for average systems; you may have as many as you
    484      1.1    mrg ## like, though 256 is more or less the upper limit.  Increasing this
    485      1.1    mrg ## number still requires you to run /dev/MAKEDEV to create the files
    486      1.1    mrg ## for the ptys.
    487      1.1    mrg 
    488      1.1    mrg pseudo-device	pty		32	# pseudo-ttys (for network, etc.)
    489      1.1    mrg 
    490      1.1    mrg ## Random device, used to implement /dev/random (a source of random noise),
    491      1.1    mrg ## and generate randomness for some kernel formulae.
    492      1.1    mrg ## THIS DEVICE IS EXPERIMENTAL; use at your own risk.
    493      1.1    mrg 
    494      1.1    mrg #pseudo-device	rnd
    495