RAMDISK revision 1.24
11.24Stsutsui#	$NetBSD: RAMDISK,v 1.24 2000/06/10 04:29:41 tsutsui Exp $
21.1Sgwr
31.1Sgwr# RAMDISK: Root/swap on ramdisk
41.1Sgwr# This kernel is used to:
51.1Sgwr#	format the disk (not yet implemented)
61.1Sgwr#	partition the disk (disklabel)
71.1Sgwr#	install the miniroot in the swap partition
81.1Sgwr
91.5Sjtcinclude "arch/sun3/conf/std.sun3"
101.1Sgwr
111.17Sgwr# Machines to be supported by this kernel
121.13Sgwr# options 	FPU_EMULATE		# No FP code here!
131.1Sgwroptions 	HAVECACHE		# Sun3/260 VAC
141.1Sgwr
151.1Sgwr# Needs to be set per system.  i.e change these as you see fit
161.1Sgwrmaxusers	2
171.1Sgwr
181.1Sgwr# Standard system options
191.13Sgwr# ... debugging options
201.18Sgwr#options 	DDB
211.19Sgwr# Compatability options (none)
221.6Sthorpej
231.13Sgwr# Filesystem options
241.13Sgwr# Need FFS for the ramdisk image.
251.13Sgwrfile-system	FFS		# Berkeley Fast Filesystem
261.13Sgwr# May need these to get miniroot image.
271.13Sgwrfile-system	NFS		# Sun NFS client support
281.13Sgwrfile-system	CD9660		# ISO 9660 + Rock Ridge file system
291.2Sgwr
301.18Sgwr# Networking options
311.18Sgwroptions 	INET		# IP prototol stack support
321.18Sgwroptions 	TCP_COMPAT_42	# compatibility with 4.2BSD TCP/IP
331.18Sgwr
341.13Sgwr# Enable the hooks used for initializing the root memory-disk.
351.8Spkoptions 	MEMORY_DISK_HOOKS
361.13Sgwroptions 	MEMORY_DISK_IS_ROOT	# force root on memory disk
371.13Sgwroptions 	MEMORY_DISK_SERVER=0	# no userspace memory disk support
381.23Stsutsuioptions 	MINIROOTSIZE=800	# size of memory disk, in blocks
391.1Sgwr
401.24Stsutsuiconfig		netbsd root on ? type ffs
411.1Sgwr
421.16Sgwr# On-board I/O space (required)
431.16Sgwrinclude "arch/sun3/conf/obio.sun3"
441.16Sgwr
451.16Sgwr# On-board memory (optional)
461.16Sgwr# See frame-buffers
471.16Sgwr# obmem0 at mainbus?
481.16Sgwr
491.16Sgwr# VME bus support (optional)
501.16Sgwr# One unit for each address space
511.16Sgwrvme0 at mainbus? # A16/D16
521.16Sgwrvme1 at mainbus? # A16/D32
531.16Sgwrvme2 at mainbus? # A24/D16
541.16Sgwrvme3 at mainbus? # A24/D32
551.16Sgwrvme4 at mainbus? # A32/D16
561.16Sgwrvme5 at mainbus? # A32/D32
571.16Sgwr
581.2Sgwr#
591.3Sgwr# Serial ports
601.3Sgwr#
611.11Slukemzstty0	at zsc1 channel 0	# ttya
621.11Slukemzstty1	at zsc1 channel 1	# ttyb
631.3Sgwr
641.11Slukemkbd0	at zsc0 channel 0	# keyboard
651.13Sgwr#ms0	at zsc0 channel 1	# mouse
661.3Sgwr
671.3Sgwr#
681.2Sgwr# Network devices
691.2Sgwr#
701.1Sgwr
711.2Sgwr# Intel Ethernet (onboard, or VME)
721.16Sgwrie0 at obio0 addr 0x0C0000 ipl 3
731.16Sgwrie1 at vme2  addr 0xe88000 ipl 3 vect 0x75
741.1Sgwr
751.2Sgwr# Lance Ethernet (only onboard)
761.16Sgwrle0 at obio0 addr 0x120000 ipl 3
771.16Sgwr
781.16Sgwr# All Sun3 machines with an "le" (3/50, 3/60) should be
791.16Sgwr# presumed to have the old, buggy LANCE chip. (Rev. C)
801.16Sgwroptions 	LANCE_REVC_BUG
811.1Sgwr
821.2Sgwr#
831.2Sgwr# Disk and tape devices
841.2Sgwr#
851.2Sgwr
861.2Sgwr# Sun3 "si" SCSI controller (NCR 5380)
871.13Sgwr# See GENERIC for the flags description.
881.16Sgwrsi0 at obio0 addr 0x140000 ipl 2
891.16Sgwrsi0 at vme2  addr 0x200000 ipl 2 vect 0x40
901.16Sgwrsi1 at vme2  addr 0x204000 ipl 2 vect 0x41
911.16Sgwr
921.16Sgwr# Xylogics 450/451 controllers (VME A16/D16)
931.16Sgwrxyc0 at vme0 addr 0xee40 ipl 2 vect 0x48
941.16Sgwrxyc1 at vme0 addr 0xee48 ipl 2 vect 0x49
951.13Sgwrxy* at xyc? drive ?
961.10Sgwr
971.16Sgwr# Xylogics 7053 controllers (VME A16/D32)
981.16Sgwrxdc0 at vme1 addr 0xee80 ipl 2 vect 0x44
991.16Sgwrxdc1 at vme1 addr 0xee90 ipl 2 vect 0x45
1001.13Sgwrxd* at xdc? drive ?
1011.2Sgwr
1021.2Sgwr# Xylogics 472 tape controllers?
1031.13Sgwr
1041.16Sgwr# Sun3/E SCSI+Ethernet board (VME A24/D16)
1051.16Sgwr# Note: the board uses vect and vect+1
1061.16Sgwrsebuf0 at vme2 addr 0x300000 ipl 2 vect 0x74 # and 0x75
1071.16Sgwrsebuf1 at vme2 addr 0x340000 ipl 2 vect 0x76 # and 0x77
1081.13Sgwrsi* at sebuf?
1091.13Sgwrie* at sebuf?
1101.2Sgwr
1111.2Sgwr#
1121.2Sgwr# Frame buffer devices
1131.18Sgwr# (Not needed for installation kernels.)
1141.1Sgwr
1151.2Sgwr#
1161.2Sgwr# SCSI infrastructure
1171.2Sgwr#
1181.1Sgwrscsibus* at scsi?
1191.1Sgwr
1201.10Sgwrsd* at scsibus? target ? lun ?		# SCSI disks
1211.10Sgwrst* at scsibus? target ? lun ?		# SCSI tapes
1221.10Sgwrcd* at scsibus? target ? lun ?		# SCSI CD-ROMs
1231.10Sgwr#ch* at scsibus? target ? lun ?		# SCSI changer devices
1241.10Sgwr#ss* at scsibus? target ? lun ?		# SCSI scanners
1251.20Sgwr#uk* at scsibus? target ? lun ?		# unknown SCSI devices
1261.1Sgwr
1271.16Sgwr# Memory-disk drivers (root for install tape)
1281.11Slukempseudo-device	md		2
1291.2Sgwr
1301.2Sgwr# Misc.
1311.11Slukempseudo-device	loop		1	# network loopback
1321.11Slukempseudo-device	sl		2	# CSLIP
133