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RAMDISK3X revision 1.21 
      1 # $NetBSD: RAMDISK3X,v 1.21 2002/04/25 15:06:39 atatat 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 #options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
     12 
     13 # Machines to be supported by this kernel
     14 # options 	FPU_EMULATE	# XXX - Ever needed?
     15 # options 	HAVE_IOCACHE	# XXX - Not yet supported.
     16 
     17 # Needs to be set per system.  i.e change these as you see fit
     18 maxusers	2
     19 
     20 # Standard system options
     21 # ... debugging options
     22 #options 	DDB
     23 # Compatibility options (none)
     24 
     25 # Filesystem options
     26 # Need FFS for the ramdisk image.
     27 file-system	FFS		# Berkeley Fast Filesystem
     28 # May need these to get miniroot image.
     29 file-system	NFS		# Sun NFS client support
     30 file-system	CD9660		# ISO 9660 + Rock Ridge file system
     31 
     32 # Networking options
     33 options 	INET		# IP prototol stack support
     34 #options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
     35 
     36 #options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
     37 
     38 # Enable the hooks used for initializing the root memory-disk.
     39 options 	MEMORY_DISK_HOOKS
     40 options 	MEMORY_DISK_IS_ROOT	# force root on memory disk
     41 options 	MEMORY_DISK_SERVER=0	# no userspace memory disk support
     42 options 	MEMORY_DISK_ROOT_SIZE=800	# size of memory disk, in blocks
     43 
     44 #options 	USERCONF	# userconf(4) support
     45 options		PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
     46 
     47 config		netbsd root on ? type ffs
     48 
     49 # On-board I/O space (required)
     50 include "arch/sun3/conf/obio.sun3x"
     51 
     52 # On-board memory (optional)
     53 # See frame-buffers
     54 # obmem0 at mainbus?
     55 
     56 # VME bus support (optional)
     57 # One unit for each address space
     58 vme0 at mainbus? # A16/D16
     59 vme1 at mainbus? # A16/D32
     60 vme2 at mainbus? # A24/D16
     61 vme3 at mainbus? # A24/D32
     62 vme4 at mainbus? # A32/D16
     63 vme5 at mainbus? # A32/D32
     64 
     65 #
     66 # Serial ports
     67 #
     68 zstty0	at zsc1 channel 0	# ttya
     69 zstty1	at zsc1 channel 1	# ttyb
     70 
     71 kbd0	at zsc0 channel 0	# keyboard
     72 #ms0	at zsc0 channel 1	# mouse
     73 
     74 #
     75 # Network devices
     76 #
     77 
     78 # Intel Ethernet (onboard, or VME)
     79 ie0 at obio0 addr 0x65000000 ipl 3
     80 ie1 at vme2 addr 0xe88000 ipl 3 vect 0x75
     81 
     82 # Lance Ethernet (only onboard)
     83 le0 at obio0 addr 0x65002000 ipl 3
     84 
     85 #
     86 # Disk and tape devices
     87 #
     88 
     89 # Emulex SCSI (3/80 only)
     90 # Both `dma' and `esp' are needed.
     91 # See GENERIC3X for the flags description.
     92 dma0 at obio0 addr 0x66001000 ipl 2
     93 esp0 at obio0 addr 0x66000000 ipl 2 flags 0xff0f
     94 
     95 # Floppy drive
     96 fdc0 at obio0 addr 0x6e000000 ipl 6 vect 0x40
     97 fd0	at fdc0	# First (and only) floppy drive.
     98 
     99 # Sun3 "si" SCSI controller (NCR 5380)
    100 # See GENERIC3X for the flags description.
    101 si0 at vme2 addr 0x200000 ipl 2 vect 0x40
    102 si1 at vme2 addr 0x204000 ipl 2 vect 0x41
    103 
    104 # Xylogics 450/451 controllers (VME A16/D16)
    105 xyc0 at vme0 addr 0xee40 ipl 2 vect 0x48
    106 xyc1 at vme0 addr 0xee48 ipl 2 vect 0x49
    107 xy* at xyc? drive ?
    108 
    109 # Xylogics 7053 controllers (VME A16/D32)
    110 xdc0 at vme1 addr 0xee80 ipl 2 vect 0x44
    111 xdc1 at vme1 addr 0xee90 ipl 2 vect 0x45
    112 xd* at xdc? drive ?
    113 
    114 # Xylogics 472 tape controllers?
    115 
    116 #
    117 # Frame buffer devices
    118 # (Not needed for installation kernels.)
    119 
    120 #
    121 # SCSI infrastructure
    122 #
    123 scsibus* at scsi?
    124 
    125 sd* at scsibus? target ? lun ?		# SCSI disks
    126 st* at scsibus? target ? lun ?		# SCSI tapes
    127 cd* at scsibus? target ? lun ?		# SCSI CD-ROMs
    128 #ch* at scsibus? target ? lun ?		# SCSI changer devices
    129 #ss* at scsibus? target ? lun ?		# SCSI scanners
    130 #uk* at scsibus? target ? lun ?		# unknown SCSI devices
    131 
    132 # Memory-disk drivers (root for install tape)
    133 pseudo-device	md		2
    134 
    135 # Misc.
    136 pseudo-device	loop		1	# network loopback
    137 pseudo-device	sl		2	# CSLIP
    138