Small, usable, and it even boots on 4Mb machines

1 files changed, 46 insertions, 80 deletions

diff --git a/sys/arch/sun3/conf/RAMDISK b/sys/arch/sun3/conf/RAMDISK
index 6b4a0c04dec..5ea37635100 100644
--- a/sys/arch/sun3/conf/RAMDISK
+++ b/sys/arch/sun3/conf/RAMDISK
@@ -1,16 +1,42 @@
-#	$OpenBSD: RAMDISK,v 1.15 2000/05/26 00:44:21 miod Exp $
+#	$OpenBSD: RAMDISK,v 1.16 2000/06/19 01:22:34 miod Exp $
 #	$NetBSD: RAMDISK,v 1.3.4.1 1996/08/19 23:35:10 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
-#
+# Machine architecture; required by config(8)
+machine		sun3 m68k
+
+# maxusers means mostly "let's get small" in terms of kernel malloc's
+maxusers	2
+# force default minimum number of buffers and dependents
+option		NBUF=16
 
+# Enable the hooks used for initializing the ram-disk.
+option	 	RAMDISK_HOOKS
+option	 	MINIROOTSIZE=3000
 
-machine	sun3 m68k
+#option		DDB
+
+option		TIMEZONE=0
+option		DST=0
+
+option		DIAGNOSTIC
+option		FFS
+option		NFSCLIENT
+#option		CD9660
+option		KERNFS
+option		INET
+option		BOOT_CONFIG
+option		SWAPPAGER
+option		DEVPAGER
+
+# XXX - Work-around for root on slow SunOS/Sun3 servers (sigh...)
+option	 	NFS_BOOT_RWSIZE=1024
+
+# Machines to be supported by this kernel
+option	 	FPU_EMULATE		# XXX - Should not be needed!
+option	 	HAVECACHE		# Sun3/260 VAC
+
+# Generic swap; second partition of root disk or network.
+config		bsd root on rd0a swap on rd0b
 
 # The root node:
 mainbus0 at root
@@ -34,54 +60,6 @@ clock0  at obio0 addr 0x060000
 memerr0 at obio0 addr 0x080000
 intreg0 at obio0 addr 0x0A0000
 
-# All Sun3 machines with an "le" (3/50, 3/60) should be
-# presumed to have the old, buggy LANCE chip. (Rev. C)
-options 	LANCE_REVC_BUG
-
-# Machines to be supported by this kernel
-option	 	FPU_EMULATE		# XXX - Should not be needed!
-option	 	HAVECACHE		# Sun3/260 VAC
-
-# Needs to be set per system.  i.e change these as you see fit
-maxusers	2
-
-# Debugging options.  Uncomment either this:
-#option 	DDB
-# ... or these two: (for KGDB on another machine)
-#makeoptions DEBUG="-g"			# symbols for kgdb + nm
-#option	 	KGDB
-
-# Enable the hooks used for initializing the ram-disk.
-option	 	RAMDISK_HOOKS
-option	 	MINIROOTSIZE=512	# 256K
-
-# Filesystem options
-# May need NFSCLIENT to get miniroot image
-option	 	NFSCLIENT	# nfs client support
-# Need FFS for the ramdisk image
-option	 	FFS		# ufs file system
-option	 	FIFO		# FIFOs; RECOMMENDED
-
-# Networking options
-option	 	INET		# IP prototol stack support
-#option	 	TCP_COMPAT_42	# TCP bug compatibility with 4.2BSD
-# XXX - Work-around for root on slow SunOS/Sun3 servers (sigh...)
-option	 	NFS_BOOT_RWSIZE=1024
-
-# Compatability options
-#option 	COMPAT_SUNOS	# can run SunOS 4.1.1 executables
-#option 	COMPAT_43	# and 4.3BSD and ...
-#option 	COMPAT_10	# NetBSD 1.0
-option	 	COMPAT_11	# NetBSD 1.1
-option	 	COMPAT_12	# NetBSD 1.2
-
-# Sun3-specific debugging options
-option	 	DIAGNOSTIC
-
-# The config program assumes all devices have partions...
-# Is it OK to put swap on a non-existent partition?
-config		bsd root on rd0a swap on rd0b
-
 #
 # Serial ports
 #
@@ -96,20 +74,23 @@ ms0    at zsc0 channel 1	# mouse
 #
 
 # Intel Ethernet (onboard, or VME)
-ie0 at obio0 addr ? level ?
+ie0 at obio0 addr   0x0C0000 level 3
 ie1 at vmes0 addr 0xffe88000 level 3 vect 0x75
 
 # Lance Ethernet (only onboard)
-le0 at obio0 addr ? level ?
+le0 at obio0 addr   0x120000 level 3
+# All Sun3 machines with an "le" (3/50, 3/60) should be
+# presumed to have the old, buggy LANCE chip. (Rev. C)
+options 	LANCE_REVC_BUG
 
 #
 # Disk and tape devices
 #
 
 # Sun3 "si" SCSI controller (NCR 5380)
-si0 at obio0 addr ? level ?
-si0 at vmes0 addr 0xff200000 level 2 vect 0x40
-si1 at vmes0 addr 0xff204000 level 2 vect 0x41
+si0 at obio0 addr   0x140000 level 2 flags 0x07
+si0 at vmes0 addr 0xff200000 level 2 vect 0x40 flags 0x07
+si1 at vmes0 addr 0xff204000 level 2 vect 0x41 flags 0x07
 
 # Xylogics 7053 controllers
 # xdc0 at vmel0 addr 0xffffee80 level 2 vect 0x44
@@ -143,25 +124,10 @@ 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 ?
+#cd0 at scsibus? target 6 lun 0
+#cd* at scsibus? target ? lun ?
 
 # RAM-disk (root for install tape)
 pseudo-device	rd		2	# RAM-disk
-
 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	enc		4	# encryption device
-
-pseudo-device	pty		64	# pseudo-terminals
-#pseudo-device	vnd		4	# paging to files
-pseudo-device	ksyms		1	# kernel symbols device
-
-# for IPv6
-pseudo-device	gif		4
-#pseudo-device	faith		1
+pseudo-device	pty		4	# pseudo-terminals