initial import of NetBSD tree

6 files changed, 641 insertions, 0 deletions

diff --git a/sys/arch/sun3/conf/DISKLESS b/sys/arch/sun3/conf/DISKLESS
new file mode 100644
index 00000000000..eaa150bb1b2
--- /dev/null
+++ b/sys/arch/sun3/conf/DISKLESS
@@ -0,0 +1,75 @@
+#	$NetBSD: DISKLESS,v 1.10 1995/10/08 23:38:41 gwr Exp $
+
+#
+# DISKLESS Sun3 (3/50, 3/60, 3/110, 3/160, 3/260)
+# Root and swap on NFS (no choice)
+# Includes devices needed to run as an X-terminal
+#
+
+include "std.sun3"
+
+# Machines to be supported by this kernel
+options 	FPU_EMULATE
+options 	HAVECACHE		# Sun3/260 VAC
+
+# Needs to be set per system.  i.e change these as you see fit
+maxusers	4
+
+# Standard system options
+options		SWAPPAGER, VNODEPAGER, DEVPAGER	# paging
+options		KTRACE				# system call tracing support
+#makeoptions	DEBUG="-g"			# symbols for kgdb + nm
+
+# Filesystem options
+#options 	NFSSERVER			# nfs server support
+options 	NFSCLIENT			# nfs client support
+#
+options 	FDESC		# /dev/fd/*
+options		FIFO		# FIFOs; RECOMMENDED
+options		KERNFS		# /kern
+options		NULLFS		# loopback file system
+#options 	PROCFS		# /proc
+#options 	UNION		# union file system
+
+# Networking options
+options		INET				# IP prototol stack support
+# XXX - Work-around for root on slow SunOS/Sun3 servers (sigh...)
+options 	NFS_BOOT_RWSIZE=1024
+
+# Compatability options
+options		COMPAT_SUNOS	# can run SunOS 4.1.1 executables
+#options 	COMPAT_09	# NetBSD 0.9,
+options		COMPAT_10	# NetBSD 1.0,
+options		COMPAT_43	# and 4.3BSD
+options		TCP_COMPAT_42	# TCP bug compatibility with 4.2BSD
+
+# Sun3-specific debugging options
+#options 	CONTEXT_DEBUG
+#options 	PMAP_DEBUG
+#options 	VMFAULT_TRACE
+#options 	SYSCALL_DEBUG
+#options 	EXEC_DEBUG
+#options 	DIAGNOSTIC
+#options 	SCSIDEBUG
+
+config		netbsd root on nfs swap on nfs
+
+# Devices
+
+bwtwo0 at obmem0 addr ?
+cgtwo0 at vmes0 addr 0xff400000 level 4 vect 0xA8
+cgfour0 at obmem0 addr ?
+
+ie0 at obio0 addr ? level ?
+ie1 at vmes0 addr 0xffe88000 level 3 vect 0x75
+
+le0 at obio0 addr ? level ?
+
+pseudo-device	loop	1		# network loopback
+#pseudo-device	bpfilter 4		# packet filter
+#pseudo-device	sl	2		# CSLIP
+#pseudo-device	ppp	2		# PPP
+#pseudo-device	tun	2		# network tunneling over tty
+
+pseudo-device	pty	32		# pseudo-terminals
+#pseudo-device	vnd	4		# paging to files
diff --git a/sys/arch/sun3/conf/GENERIC b/sys/arch/sun3/conf/GENERIC
new file mode 100644
index 00000000000..eb317efa799
--- /dev/null
+++ b/sys/arch/sun3/conf/GENERIC
@@ -0,0 +1,103 @@
+#	$NetBSD: GENERIC,v 1.24 1995/10/08 23:38:43 gwr Exp $
+
+#
+# GENERIC Sun3 (3/50, 3/60, 3/110, 3/160, 3/260)
+# Supports root on: ie0, le0, sd*, ...
+#
+
+include "std.sun3"
+
+# Machines to be supported by this kernel
+options		GENERIC
+options 	FPU_EMULATE
+options 	HAVECACHE		# Sun3/260 VAC
+
+# Needs to be set per system.  i.e change these as you see fit
+maxusers	4
+
+# Standard system options
+options		SWAPPAGER, VNODEPAGER, DEVPAGER	# paging
+options		KTRACE				# system call tracing support
+#makeoptions	DEBUG="-g"			# symbols for kgdb + nm
+options		DDB
+
+# Filesystem options
+options 	NFSSERVER			# nfs server support
+options 	NFSCLIENT			# nfs client support
+options 	FFS				# ufs file system
+#
+options		CD9660		# ISO 9660 + Rock Ridge file system
+options 	FDESC		# /dev/fd/*
+options		FIFO		# FIFOs; RECOMMENDED
+options		KERNFS		# /kern
+options		NULLFS		# loopback file system
+options 	PROCFS		# /proc
+options 	UNION		# union file system
+
+# Networking options
+options		INET				# IP prototol stack support
+# XXX - Work-around for slow SunOS/Sun3 servers (sigh...)
+options 	NFS_BOOT_RWSIZE=1024
+
+# Compatability options
+options 	COMPAT_SUNOS	# can run SunOS 4.1.1 executables
+options 	COMPAT_09	# NetBSD 0.9,
+options 	COMPAT_10	# NetBSD 1.0,
+options 	COMPAT_43	# and 4.3BSD
+options 	TCP_COMPAT_42	# TCP bug compatibility with 4.2BSD
+
+# Sun3-specific debugging options
+options 	CONTEXT_DEBUG
+options 	PMAP_DEBUG
+#options 	VMFAULT_TRACE
+#options 	SYSCALL_DEBUG
+options 	EXEC_DEBUG
+options 	DIAGNOSTIC
+options 	SCSIDEBUG
+
+config		netbsd swap generic
+
+# Devices
+
+bwtwo0 at obmem0 addr ?
+cgtwo0 at vmes0 addr 0xff400000 level 4 vect 0xA8
+cgfour0 at obmem0 addr ?
+
+ie0 at obio0 addr ? level ?
+ie1 at vmes0 addr 0xffe88000 level 3 vect 0x75
+
+le0 at obio0 addr ? level ?
+
+si0 at obio0 addr ? level ?
+si0 at vmes0 addr 0xff200000 level 2 vect 0x40
+si1 at vmes0 addr 0xff204000 level 2 vect 0x41
+
+scsibus* at scsi?
+
+# Sun compatible scsi device mappings
+sd0 at scsibus? target 0 lun 0
+sd1 at scsibus? target 0 lun 1
+sd2 at scsibus? target 1 lun 0
+sd3 at scsibus? target 1 lun 1
+sd* at scsibus? target ? lun ?
+
+st0 at scsibus? target 4 lun 0
+st1 at scsibus? target 5 lun 0
+st* at scsibus? target ? lun ?
+
+cd0 at scsibus? target 6 lun 0
+cd* at scsibus? target ? lun ?
+
+#ch* at scsibus? target ? lun ?
+
+rd0 at mainbus?
+rd1 at mainbus?
+
+pseudo-device	loop	1		# network loopback
+pseudo-device	bpfilter 8		# packet filter
+pseudo-device	sl	2		# CSLIP
+pseudo-device	ppp	2		# PPP
+pseudo-device	tun	2		# network tunneling over tty
+
+pseudo-device	pty	64		# pseudo-terminals
+#pseudo-device	vnd	4		# paging to files
diff --git a/sys/arch/sun3/conf/Makefile.sun3 b/sys/arch/sun3/conf/Makefile.sun3
new file mode 100644
index 00000000000..c7379981a6e
--- /dev/null
+++ b/sys/arch/sun3/conf/Makefile.sun3
@@ -0,0 +1,178 @@
+#	$NetBSD: Makefile.sun3,v 1.34 1995/09/19 23:54:29 thorpej Exp $
+
+#
+# Makefile for NetBSD
+#
+# This makefile is constructed from a machine description:
+#	config machineid
+# Most changes should be made in the machine description
+#	/sys/conf/``machineid''
+# after which you should do
+#	 config machineid
+# Machine generic makefile changes should be made in
+#	/sys/conf/Makefile.``machinetype''
+# after which config should be rerun for all machines of that type.
+#
+# N.B.: NO DEPENDENCIES ON FOLLOWING FLAGS ARE VISIBLE TO MAKEFILE
+#	IF YOU CHANGE THE DEFINITION OF ANY OF THESE RECOMPILE EVERYTHING
+#
+# -DTRACE	compile in kernel tracing hooks
+# -DQUOTA	compile in file system quotas
+
+# DEBUG is set to -g by config if debugging is requested (config -g).
+DEBUG?=-O
+# PROF is set to -pg by config if profiling is requested (config -p).
+AS=	as
+CC=	cc
+CPP=	cpp
+LD=	ld
+TOUCH=	touch -f -c
+
+# source tree is located via $S relative to the compilation directory
+S=	../../../..
+SUN3=	../..
+
+INCLUDES= -I. -I../.. -I$S/arch -I$S/sys -I$S
+COPTS=	${INCLUDES} ${IDENT} -D_KERNEL -Dmc68020 -Dsun3
+# We do NOT want accidental FP instructions in the kernel.
+CFLAGS= -Werror -fno-builtin -msoft-float ${DEBUG} ${COPTS}
+
+# What to use for libkern:
+.include "$S/lib/libkern/Makefile.inc"
+.ifndef PROF
+LIBKERN=	${KERNLIB}
+.else
+LIBKERN=	${KERNLIB_PROF}
+.endif
+
+### find out what to use for libcompat
+.include "$S/compat/common/Makefile.inc"
+.ifndef PROF
+LIBCOMPAT=	${COMPATLIB}
+.else
+LIBCOMPAT=	${COMPATLIB_PROF}
+.endif
+
+# compile rules: rules are named ${TYPE}_${SUFFIX}${CONFIG_DEP}
+# where TYPE is NORMAL, DRIVER, or PROFILE}; SUFFIX is the file suffix,
+# capitalized (e.g. C for a .c file), and CONFIG_DEP is _C if the file
+# is marked as config-dependent.
+
+NORMAL_C=	${CC} ${CFLAGS} ${PROF} -c $<
+NORMAL_C_C=	${CC} ${CFLAGS} ${PROF} ${PARAM} -c $<
+
+DRIVER_C=	${CC} ${CFLAGS} ${PROF} -c $<
+DRIVER_C_C=	${CC} ${CFLAGS} ${PROF} ${PARAM} -c $<
+
+PROFILE_C=	${CC} ${COPTS} -S $<; \
+		ex - $*.s < ${GPROF.EX}; \
+		${AS} -o $@ $*.s; \
+		rm -f $*.s
+
+NORMAL_S=	${CPP} ${COPTS} $< | ${AS} -o $@
+NORMAL_S_C=	${CPP} ${COPTS} ${PARAM} $< | ${AS} -o $@
+
+%OBJS
+
+%CFILES
+
+# load lines for config "xxx" will be emitted as:
+# xxx: ${SYSTEM_DEP} swapxxx.o
+#	${SYSTEM_LD_HEAD}
+#	${SYSTEM_LD} swapxxx.o
+#	${SYSTEM_LD_TAIL}
+.if ${DEBUG} == "-g"
+LDX=-X
+.else
+LDX=-S
+.endif
+SYSTEM_OBJ=	locore.o vnode_if.o ${OBJS} param.o ioconf.o
+SYSTEM_DEP=	Makefile ${SYSTEM_OBJ} ${LIBKERN} ${LIBCOMPAT}
+SYSTEM_LD_HEAD=	@echo loading $@; rm -f $@
+SYSTEM_LD=	-@echo ${LD} ${LDX} -n -N -e start -T 0E004000 -o $@ \
+		    '$${SYSTEM_OBJ}' vers.o ${LIBKERN} ${LIBCOMPAT}; \
+		${LD} ${LDX} -n -N -e start -T 0E004000 -o $@ \
+		    ${SYSTEM_OBJ} vers.o ${LIBKERN} ${LIBCOMPAT}
+SYSTEM_LD_TAIL=	@size $@; chmod 755 $@; \
+		[ X${DEBUG} = X-g ] && { \
+		echo cp $@ $@.gdb; rm -f $@.gdb; cp $@ $@.gdb; \
+		echo strip -d $@; strip -d $@; } || true
+
+%LOAD
+
+newvers:
+	sh $S/conf/newvers.sh
+	${CC} $(CFLAGS) -c vers.c
+
+clean::
+	rm -f eddep netbsd* tags *.o locore.i [a-z]*.s \
+		Errs errs linterrs makelinks vnode_if.[ch] genassym
+
+lint: /tmp param.c
+	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} ${PARAM} -UKGDB \
+	    ${SUN3}/sun3/Locore.c ${CFILES} ${SUN3}/sun3/swapgeneric.c \
+	    ioconf.c param.c| \
+	    grep -v 'struct/union .* never defined' | \
+	    grep -v 'possible pointer alignment problem'
+
+locore.o: assym.s ${SUN3}/sun3/locore.s ${SUN3}/include/asm.h \
+	  ${SUN3}/include/trap.h $S/arch/m68k/include/trap.h
+	${CPP} -DLOCORE ${COPTS} ${SUN3}/sun3/locore.s | ${AS} -o locore.o
+
+# the following is necessary because autoconf.o depends on #if GENERIC
+autoconf.o: Makefile
+
+# depends on device configuration
+conf.o : Makefile
+
+# depends on network or filesystem configuration
+uipc_proto.o vfs_conf.o : Makefile
+
+# depends on value of SYMTAB_SPACE
+db_aout.o : Makefile
+
+sun3_startup.o pmap.o kern_xxx.o: Makefile
+
+# depend on maxusers
+assym.s: Makefile
+
+assym.s: genassym
+	./genassym >assym.s
+
+genassym:
+	${CC} ${INCLUDES} ${IDENT} ${PARAM} -Dmc68020 -Dsun3 \
+	    -o genassym ${SUN3}/sun3/genassym.c
+
+depend: assym.s ioconf.c param.c vnode_if.c
+	mkdep ${COPTS} ${CFILES} ioconf.c param.c vnode_if.c
+	mkdep -a -p ${INCLUDES} ${IDENT} ${PARAM} ${SUN3}/sun3/genassym.c
+
+links:
+	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
+	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
+	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
+	  sort -u | comm -23 - dontlink | \
+	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
+	sh makelinks && rm -f dontlink
+
+tags:
+	@echo "see $S/kern/Makefile for tags"
+
+ioconf.o: ioconf.c
+	${CC} ${CFLAGS} -c ioconf.c
+
+param.c: $S/conf/param.c
+	rm -f param.c
+	cp $S/conf/param.c .
+
+param.o: param.c Makefile
+	${CC} ${CFLAGS} ${PARAM} -c param.c
+
+vers.o: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
+	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
+	${CC} ${CFLAGS} -c vers.c
+
+vnode_if.c vnode_if.h : $S/kern/vnode_if.sh $S/kern/vnode_if.src
+	AWK="${AWK}" sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
+
+%RULES
diff --git a/sys/arch/sun3/conf/RAMDISK b/sys/arch/sun3/conf/RAMDISK
new file mode 100644
index 00000000000..b9db67cc3fa
--- /dev/null
+++ b/sys/arch/sun3/conf/RAMDISK
@@ -0,0 +1,87 @@
+#	$NetBSD: RAMDISK,v 1.1 1995/10/08 23:38:44 gwr Exp $
+
+#
+# RAMDISK: Root/swap on ramdisk
+# This kernel is used to:
+#	format the disk (not yet implemented)
+#	partition the disk (disklabel)
+#	install the miniroot in the swap partition
+#
+
+include "std.sun3"
+
+# Machines to be supported by this kernel
+options 	HAVECACHE		# Sun3/260 VAC
+
+# Enable the hooks used for initializing the ram-disk.
+options 	RAMDISK_HOOKS
+options 	MINIROOTSIZE=512	# 256K
+
+# Needs to be set per system.  i.e change these as you see fit
+maxusers	2
+
+# Standard system options
+options		SWAPPAGER, VNODEPAGER, DEVPAGER	# paging
+
+# Filesystem options
+# May need NFSCLIENT to get miniroot image
+options 	NFSCLIENT			# nfs client support
+# Need FFS for the ramdisk image
+options 	FFS				# ufs file system
+options		FIFO		# FIFOs; RECOMMENDED
+
+# Networking options
+options		INET				# IP prototol stack support
+# XXX - Work-around for slow SunOS/Sun3 servers (sigh...)
+options 	NFS_BOOT_RWSIZE=1024
+
+# Compatability options (XXX - Need these?)
+#options 	COMPAT_SUNOS	# can run SunOS 4.1.1 executables
+#options 	COMPAT_09	# NetBSD 0.9,
+options 	COMPAT_10	# NetBSD 1.0,
+options 	COMPAT_43	# and 4.3BSD
+options 	TCP_COMPAT_42	# TCP bug compatibility with 4.2BSD
+
+# Sun3-specific debugging options
+# options 	DDB
+options 	DIAGNOSTIC
+
+# The config program assumes all devices have partions...
+# Is it OK to put swap on a non-existent partition?
+config		netbsd root on rd0a swap on rd0b
+
+# Devices
+
+# RAM Disk (root for install tape)
+rd0 at mainbus?
+
+# No frame-buffer devices.
+
+ie0 at obio0 addr ? level ?
+ie1 at vmes0 addr 0xffe88000 level 3 vect 0x75
+
+le0 at obio0 addr ? level ?
+
+si0 at obio0 addr ? level ?
+si0 at vmes0 addr 0xff200000 level 2 vect 0x40
+
+scsibus* at scsi?
+
+# Sun compatible scsi device mappings
+sd0 at scsibus? target 0 lun 0
+sd1 at scsibus? target 0 lun 1
+sd2 at scsibus? target 1 lun 0
+sd3 at scsibus? target 1 lun 1
+sd* at scsibus? target ? lun ?
+
+st0 at scsibus? target 4 lun 0
+st1 at scsibus? target 5 lun 0
+st* at scsibus? target ? lun ?
+
+cd0 at scsibus? target 6 lun 0
+cd* at scsibus? target ? lun ?
+
+#ch* at scsibus? target ? lun ?
+
+pseudo-device	loop	1		# network loopback
+
diff --git a/sys/arch/sun3/conf/files.sun3 b/sys/arch/sun3/conf/files.sun3
new file mode 100644
index 00000000000..199fbc8a0d9
--- /dev/null
+++ b/sys/arch/sun3/conf/files.sun3
@@ -0,0 +1,155 @@
+#	$NetBSD: files.sun3,v 1.13 1995/10/10 21:25:29 gwr Exp $
+
+#
+# sun3-specific configuration info
+#
+
+# maxpartitions must be first item in files.${ARCH}.newconf
+maxpartitions 8
+
+maxusers 2 8 64
+
+# Standard stuff
+file arch/sun3/sun3/autoconf.c
+file arch/sun3/sun3/cache.c			havecache
+file arch/sun3/sun3/conf.c		
+file arch/sun3/sun3/control.c	
+file arch/sun3/sun3/ctrlsp.S
+file arch/sun3/sun3/dvma.c
+file arch/sun3/sun3/db_machdep.c		ddb
+file arch/sun3/sun3/disksubr.c	
+file arch/sun3/sun3/isr.c
+file arch/sun3/sun3/machdep.c	
+file arch/sun3/sun3/mem.c		
+file arch/sun3/sun3/pmap.c		
+#file arch/sun3/sun3/stub.c		
+file arch/sun3/sun3/sun3_startup.c	
+file arch/sun3/sun3/sys_machdep.c
+file arch/sun3/sun3/trap.c		
+file arch/sun3/sun3/vector.c		
+file arch/sun3/sun3/vm_machdep.c	
+
+file arch/m68k/fpe/fpu_emulate.c		fpu_emulate
+file arch/m68k/m68k/copy.s
+file dev/cons.c
+file dev/cninit.c
+
+# Declare our "catch-all" root node.
+device mainbus at root {}
+# Misc. mainbus things (catch-all)
+# Control space hack
+device obctl at mainbus {addr = -1, [level = -1]}
+# Floating Point Unit
+device fpu at mainbus {}
+file arch/sun3/sun3/fpu.c		fpu
+
+# Bus types
+#
+# The implementation of the bus_* functions in autoconfig.c
+# requires these all to agree with <autoconf.h> struct bus_loc
+
+# On-board MEMory space
+device obmem at mainbus {addr = -1, [level = -1]}
+# On-board I/O space
+device obio  at mainbus {addr = -1, [level = -1]}
+# VME Short space (D16)
+device vmes  at mainbus {addr = -1, [level = -1], [vect = -1]}
+# VME Long space (D32)
+device vmel  at mainbus {addr = -1, [level = -1], [vect = -1]}
+
+file arch/sun3/dev/obctl.c		obctl
+file arch/sun3/dev/obio.c		obio
+file arch/sun3/dev/obmem.c		obmem
+file arch/sun3/dev/vme.c		vmes vmel
+
+#
+# Sun-compatible Frame Buffers (?)
+#
+define sunfb {}
+
+#
+# Machine-independent SCSI drivers
+#
+include "../../../scsi/files.scsi"
+
+#
+# On-Board I/O (OBIO)
+#
+device zs at obio: tty
+file arch/sun3/dev/zs.c			zs needs-count
+
+device eeprom at obio
+file arch/sun3/dev/eeprom.c		eeprom
+
+device clock at obio
+file arch/sun3/sun3/clock.c		clock
+
+device ie at obio, vmes: ifnet, ether
+file arch/sun3/dev/if_ie.c		ie
+file arch/sun3/dev/if_ie_subr.c		ie
+
+device le at obio: ifnet, ether
+file arch/sun3/dev/if_le.c		le
+file arch/sun3/dev/if_le_subr.c		le
+
+device si at obio, vmes: scsi
+file	arch/sun3/dev/si.c		si
+
+#
+# On-Board MEMory (OBMEM)
+#
+device bwtwo at obmem: sunfb
+file arch/sun3/dev/bw2.c		bwtwo needs-flag
+
+device cgtwo at vmes: sunfb
+file arch/sun3/dev/cg2.c		cgtwo needs-flag
+
+device cgfour at obmem: sunfb
+file arch/sun3/dev/cg4.c		cgfour needs-flag
+
+file	arch/sun3/dev/bt_subr.c 	cgfour
+
+#
+# VME
+#
+device	xdc at vmel {drive = -1}
+device	xd at xdc: disk
+file	arch/sun3/dev/xd.c		xd needs-flag
+
+device	xyc at vmel {drive = -1}
+device	xy at xyc: disk
+file	arch/sun3/dev/xy.c		xy needs-flag
+
+
+#
+# On-Board Control (OBCTL)
+#
+device idprom at obctl
+file arch/sun3/dev/idprom.c		idprom needs-count
+
+#
+# Console (zs) related stuff
+#
+file arch/sun3/dev/kbd.c		zs
+file arch/sun3/dev/event.c		zs
+file arch/sun3/dev/kd.c			zs
+file arch/sun3/dev/ms.c			zs
+file arch/sun3/dev/fb.c
+
+# RAM Disk for boot tape
+device	rd at mainbus
+file dev/ramdisk.c			rd needs-count
+file arch/sun3/dev/rd_root.c		ramdisk_hooks
+
+# Major numbers for root/swap device configuration
+major	{xy=3}	# Xylogics 450 and 451
+major	{vnd=5}	# vnode pseudo-device
+major	{sd=7}	# SCSI disk
+major	{xd=10}	# Xylogics 7053
+major	{rd=13}	# RAM disk (for mini-kernel)
+
+# Compatibility modules
+
+# SunOS Binary Compatibility (COMPAT_SUNOS)
+include "../../../compat/sunos/files.sunos"
+file	arch/m68k/m68k/sunos_machdep.c	compat_sunos
diff --git a/sys/arch/sun3/conf/std.sun3 b/sys/arch/sun3/conf/std.sun3
new file mode 100644
index 00000000000..c3c09188da2
--- /dev/null
+++ b/sys/arch/sun3/conf/std.sun3
@@ -0,0 +1,43 @@
+#	$NetBSD: std.sun3,v 1.13 1995/10/08 23:38:46 gwr Exp $
+
+# Standard information for sun3's.
+machine	sun3 m68k
+
+# The root node:
+mainbus0 at root
+
+# control space hack...
+obctl0 at mainbus?
+fpu0 at mainbus?
+
+# main memory
+obmem0 at mainbus?
+# device space
+obio0  at mainbus?
+# VME D16 space
+vmes0 at mainbus?
+# VME D32 space
+vmel0 at mainbus?
+
+# Devices that should be present in any Sun3 kernel.
+
+# OBCTL
+idprom0 at obctl? addr ?
+
+# OBIO
+zs0 at obio? addr ?
+zs1 at obio? addr ?
+eeprom0 at obio? addr ?
+clock0 at obio? addr ?
+
+# Standard defines
+
+# XXX - Still needed?
+options 	NEWCONFIG
+options 	MACHINE_NONCONTIG
+
+# These are used ONLY when reading the hardware time/date clock.
+# All Sun machines keep the hardware time/date clock on GMT.
+options		TIMEZONE=0		# minutes west of GMT (for param.c)
+options 	DST=0			# daylight savings rules (for param.c)
+