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RAMDISK3X revision 1.19 
      1 # $NetBSD: RAMDISK3X,v 1.19 2002/04/02 05:30:50 lukem Exp $
      2 
      3 # RAMDISK: Root/swap on ramdisk
      4 # This kernel is used to:
      5 #	format the disk (not yet implemented)
      6 #	partition the disk (disklabel)
      7 #	install the miniroot in the swap partition
      8 
      9 include "arch/sun3/conf/std.sun3x"
     10 
     11 # Machines to be supported by this kernel
     12 # options 	FPU_EMULATE	# XXX - Ever needed?
     13 # options 	HAVE_IOCACHE	# XXX - Not yet supported.
     14 
     15 # Needs to be set per system.  i.e change these as you see fit
     16 maxusers	2
     17 
     18 # Standard system options
     19 # ... debugging options
     20 #options 	DDB
     21 # Compatibility options (none)
     22 
     23 # Filesystem options
     24 # Need FFS for the ramdisk image.
     25 file-system	FFS		# Berkeley Fast Filesystem
     26 # May need these to get miniroot image.
     27 file-system	NFS		# Sun NFS client support
     28 file-system	CD9660		# ISO 9660 + Rock Ridge file system
     29 
     30 # Networking options
     31 options 	INET		# IP prototol stack support
     32 #options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
     33 
     34 #options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
     35 
     36 # Enable the hooks used for initializing the root memory-disk.
     37 options 	MEMORY_DISK_HOOKS
     38 options 	MEMORY_DISK_IS_ROOT	# force root on memory disk
     39 options 	MEMORY_DISK_SERVER=0	# no userspace memory disk support
     40 options 	MEMORY_DISK_ROOT_SIZE=800	# size of memory disk, in blocks
     41 
     42 options		PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
     43 
     44 config		netbsd root on ? type ffs
     45 
     46 # On-board I/O space (required)
     47 include "arch/sun3/conf/obio.sun3x"
     48 
     49 # On-board memory (optional)
     50 # See frame-buffers
     51 # obmem0 at mainbus?
     52 
     53 # VME bus support (optional)
     54 # One unit for each address space
     55 vme0 at mainbus? # A16/D16
     56 vme1 at mainbus? # A16/D32
     57 vme2 at mainbus? # A24/D16
     58 vme3 at mainbus? # A24/D32
     59 vme4 at mainbus? # A32/D16
     60 vme5 at mainbus? # A32/D32
     61 
     62 #
     63 # Serial ports
     64 #
     65 zstty0	at zsc1 channel 0	# ttya
     66 zstty1	at zsc1 channel 1	# ttyb
     67 
     68 kbd0	at zsc0 channel 0	# keyboard
     69 #ms0	at zsc0 channel 1	# mouse
     70 
     71 #
     72 # Network devices
     73 #
     74 
     75 # Intel Ethernet (onboard, or VME)
     76 ie0 at obio0 addr 0x65000000 ipl 3
     77 ie1 at vme2 addr 0xe88000 ipl 3 vect 0x75
     78 
     79 # Lance Ethernet (only onboard)
     80 le0 at obio0 addr 0x65002000 ipl 3
     81 
     82 #
     83 # Disk and tape devices
     84 #
     85 
     86 # Emulex SCSI (3/80 only)
     87 # Both `dma' and `esp' are needed.
     88 # See GENERIC3X for the flags description.
     89 dma0 at obio0 addr 0x66001000 ipl 2
     90 esp0 at obio0 addr 0x66000000 ipl 2 flags 0xff0f
     91 
     92 # Floppy drive
     93 fdc0 at obio0 addr 0x6e000000 ipl 6 vect 0x40
     94 fd0	at fdc0	# First (and only) floppy drive.
     95 
     96 # Sun3 "si" SCSI controller (NCR 5380)
     97 # See GENERIC3X for the flags description.
     98 si0 at vme2 addr 0x200000 ipl 2 vect 0x40
     99 si1 at vme2 addr 0x204000 ipl 2 vect 0x41
    100 
    101 # Xylogics 450/451 controllers (VME A16/D16)
    102 xyc0 at vme0 addr 0xee40 ipl 2 vect 0x48
    103 xyc1 at vme0 addr 0xee48 ipl 2 vect 0x49
    104 xy* at xyc? drive ?
    105 
    106 # Xylogics 7053 controllers (VME A16/D32)
    107 xdc0 at vme1 addr 0xee80 ipl 2 vect 0x44
    108 xdc1 at vme1 addr 0xee90 ipl 2 vect 0x45
    109 xd* at xdc? drive ?
    110 
    111 # Xylogics 472 tape controllers?
    112 
    113 #
    114 # Frame buffer devices
    115 # (Not needed for installation kernels.)
    116 
    117 #
    118 # SCSI infrastructure
    119 #
    120 scsibus* at scsi?
    121 
    122 sd* at scsibus? target ? lun ?		# SCSI disks
    123 st* at scsibus? target ? lun ?		# SCSI tapes
    124 cd* at scsibus? target ? lun ?		# SCSI CD-ROMs
    125 #ch* at scsibus? target ? lun ?		# SCSI changer devices
    126 #ss* at scsibus? target ? lun ?		# SCSI scanners
    127 #uk* at scsibus? target ? lun ?		# unknown SCSI devices
    128 
    129 # Memory-disk drivers (root for install tape)
    130 pseudo-device	md		2
    131 
    132 # Misc.
    133 pseudo-device	loop		1	# network loopback
    134 pseudo-device	sl		2	# CSLIP
    135