Turn into a really useful configuration file, i.e. GENERIC tuned for sun4c

hardware, like SUN4M is for sun4m hardware.

1 files changed, 101 insertions, 141 deletions

diff --git a/sys/arch/sparc/conf/SUN4C b/sys/arch/sparc/conf/SUN4C
index 3c518242a1b..8dbfe6289fd 100644
--- a/sys/arch/sparc/conf/SUN4C
+++ b/sys/arch/sparc/conf/SUN4C
@@ -1,89 +1,55 @@
-# 	$OpenBSD: SUN4C,v 1.34 2002/09/20 11:17:55 fgsch Exp $
-# 	$NetBSD: GENERIC,v 1.19 1995/10/08 11:45:39 pk Exp $
+#	$OpenBSD: SUN4C,v 1.35 2002/10/27 23:00:14 miod Exp $
+# 	$NetBSD: GENERIC,v 1.48 1997/08/23 19:19:01 mjacob Exp $
 
+# Machine architecture; required by config(8)
 machine		sparc
-option		SUN4C
-#option		MMU_3L
-#option		DDB,DEBUG,DIAGNOSTIC
-
-# obsolete timezone spec
-option		TIMEZONE=0, DST=0
-
-# Standard system options
-#option		DEBUG, DIAGNOSTIC	# extra kernel debugging
-option		KTRACE			# system call tracing support
-#option		KGDB			# support for kernel gdb
-#option		KGDBDEV=0xc01, KGDBRATE=38400	# device & baud rate
-option		SYSVMSG,SYSVSEM,SYSVSHM
-
-# Filesystem options
-option		FFS
-option		NFSSERVER	# Sun NFS-compatible filesystem
-option		NFSCLIENT	# Sun NFS-compatible filesystem
-option		KERNFS		# kernel data-structure filesystem
-option		FIFO		# POSIX fifo support (in all filesystems)
-option		QUOTA		# fast filesystem with user and group quotas
-option		MFS		# memory-based filesystem
-option		LOFS		# Loop-back filesystem
-option		FDESC		# user file descriptor filesystem
-option		NULLFS		# null fs, required by umapfs
-option		UMAPFS		# uid/gid remapping filesystem
-option		PORTAL		# portal filesystem (still experimental)
-option		PROCFS		# /proc
-option		CD9660		# ISO 9660 + Rock Ridge file system
-option		UNION		# union file system
-
-# Networking options
-option		INET
-#option		TCP_COMPAT_42	# compatibility with 4.2BSD TCP/IP
-#option		GATEWAY		# IP packet forwarding
-#option		ISO		# OSI networking
-#option		TPIP
-#option		EON
-option		COMPAT_43
-
-option		LKM
+
+include "../../../conf/GENERIC"
+
+
+# Options for variants of the Sun SPARC architecure.
+# At least one is required.
+option		SUN4C		# sun4c - SS1, 1+, 2, ELC, SLC, IPC, IPX, etc.
+
+#option		KGDB		# support for kernel gdb
+#option		KGDBDEV=0xc01	# kgdb device number (dev_t)
+#option		KGDBRATE=38400	# baud rate
 
 # Options for SPARCstation hardware
-option		COMPAT_SUNOS		# compatibility with SunOS binaries
-option		COMPAT_SVR4		# compatibility with SVR4 binaries
+option		COMPAT_SUNOS	# compatibility with SunOS binaries
+option		COMPAT_SVR4	# compatibility with SVR4 binaries
 
-maxusers	16		# estimated number of users
+maxusers	18		# estimated number of users
 
+# Generic swap; second partition of root disk or network.
 config		bsd	swap generic
 
+# Main bus and CPU .. all systems.
 mainbus0 at root
 cpu0	at mainbus0
 
-sbus0	at mainbus0
-#obio0	at mainbus0
-#vmes0	at mainbus0
-#vmel0	at mainbus0
+# Bus types found on SPARC systems.
+sbus0	at mainbus0				# sun4c
 
-audioamd0 at mainbus0
+audioamd0 at mainbus0				# sun4c
 audio*	at audioamd?
 
-auxreg0	at mainbus0
-
-clock0	at mainbus0
-#clock0	at obio0 addr 0xf2000000
-#oclock0 at obio0 addr 0xf3000000
-#oclock0 at obio0 addr 0x03000000		# 4/100
-memreg0	at mainbus0
-#memreg0 at obio0 addr 0xf4000000
-#memreg0 at obio0 addr 0x04000000		# 4/100
-timer0	at mainbus0
-#timer0	at obio0 addr 0xef000000
-#eeprom0 at obio0 addr 0xf2000000
-#eeprom0 at obio0 addr 0x02000000		# 4/100
-
-zs0	at mainbus0
-#zs0	at obio0 addr 0xf1000000 level 12 flags 0x103
-#zs0	at obio0 addr 0x01000000 level 12 flags 0x103	# 4/100
-zs1	at mainbus0
-#zs1	at obio0 addr 0xf0000000 level 12 flags 0x103
-#zs1	at obio0 addr 0x00000000 level 12 flags 0x103	# 4/100
-#zs2	at obio0 addr 0xe0000000 level 12 flags 0x103
+auxreg0	at mainbus0				# sun4c
+
+# Mostek clock found on 4/300, sun4c, and sun4m systems.
+# The Mostek clock NVRAM is the "eeprom" on sun4/300 systems.
+clock0	at mainbus0				# sun4c
+
+# Memory error registers.
+memreg0	at mainbus0				# sun4c
+
+# Timer chip found on 4/300, sun4c, and sun4m systems.
+timer0	at mainbus0				# sun4c
+
+# Zilog 8530 serial chips.  Each has two-channels.
+# zs0 is ttya and ttyb.  zs1 is the keyboard and mouse.
+zs0	at mainbus0					# sun4c
+zs1	at mainbus0					# sun4c
 
 zstty* at zs? channel ?
 zskbd* at zs? channel ?
@@ -99,28 +65,39 @@ spif*	at sbus? slot ? offset ?			# spif serial cards
 stty*	at spif?
 sbpp*	at spif?
 
+bpp*	at sbus? slot ? offset ?			# parallel port 
+
 # SUNW,xbox SBus Expansion Subsystem
 xbox*	at sbus? slot ? offset ?			# SBus Expansion box
 sbus*	at xbox?
 
-# FSBE/S or sun4m
-#espdma0	at sbus0 slot ? offset ?
-#espdma*	at sbus0 slot ? offset ?
-#esp0	at espdma? slot ? offset ?
-#esp*	at espdma? slot ? offset ?
-
-# old sun4c SCSI
-dma0	at sbus0 slot ? offset ?
-dma*	at sbus0 slot ? offset ?
-#dma0	at obio0 addr 0xfa001000 level 4
-esp0	at sbus0 slot ? offset ?
-esp*	at sbus0 slot ? offset ?
-#esp0	at obio0 addr 0xfa000000 level 4
-
-# old sun4c
-le0	at sbus? slot ? offset ?
+#
+# Note the flags on the esp entries below, that work around
+# deficiencies in the current driver:
+#	bits 0-7:  disable disconnect/reselect for the corresponding target
+#	bits 8-15: disable synch negotiation for target [bit-8]
+#	Note: targets 4-7 have disconnect/reselect enabled on the premise
+#	      that tape devices normally have one of these targets. Tape
+#	      devices should be allowed to disconnect for the SCSI bus
+#	      to operate acceptably.
+#
+
+# sun4c or sun4m SCSI - an NCR53c94 or equivalent behind
+# specialized DMA glue
+dma0	at sbus0 slot ? offset ?			# on-board SCSI
+esp0	at sbus0 slot ? offset ? flags 0xff0f		# sun4c
+
+# FSBE/S SCSI - an NCR53c94 or equivalent behind
+dma*	at sbus? slot ? offset ?			# SBus SCSI
+esp*	at sbus? slot ? offset ? flags 0xff0f		# two flavours
+esp*	at dma? flags 0xff0f				# depending on model
+
+#sun4c, sun4m
+isp*	at sbus? slot ? offset ?
+
+# sun4/300 and sun4c Ethernet - an AMD 7990 LANCE
+le0	at sbus0 slot ? offset ?			# sun4c on-board
 le*	at sbus? slot ? offset ?
-#le0	at obio0 addr 0xf9000000 level 6
 
 # HappyMeal ethernet
 hme*	at sbus? slot ? offset ?
@@ -133,62 +110,45 @@ qec*	at sbus? slot ? offset ?
 qe*	at qec?
 be*	at qec?
 
-#ie0	at obio0 addr 0xf6000000 level 6
-#ie0	at obio0 addr 0x06000000 level 6		# 4/100
-#ie1	at vmes0 addr 0xffe88000 level 5 vect 0x75
-#ie2	at vmes0 addr 0xff31ff02 level 5 vect 0x76
-#ie3	at vmes0 addr 0xff35ff02 level 5 vect 0x77
-#ie4	at vmes0 addr 0xff2dff02 level 5 vect 0x7c
-
-#xdc0	at vmel0 addr 0xffffee80 level 3 vect 0x44
-#xdc1	at vmel0 addr 0xffffee90 level 3 vect 0x45
-#xdc2	at vmel0 addr 0xffffeea0 level 3 vect 0x46
-#xdc3	at vmel0 addr 0xffffeeb0 level 3 vect 0x47
-#xd*	at xdc? drive ?
-
-#xyc0	at vmes0 addr 0xffffee40 level 3 vect 0x48
-#xyc1	at vmes0 addr 0xffffee48 level 3 vect 0x49
-#xy*	at xyc? drive ?
-
-#si0	at vmes0 addr 0xff200000 level 2 vect 0x40
-#si1	at vmes0 addr 0xff204000 level 2 vect 0x41
-#sw0	at obio0 addr 0x0a000000 level 2
-
-bwtwo0	at sbus0 slot ? offset ?
-bwtwo*	at sbus? slot ? offset ?
-#bwtwo0	at obio0 addr 0xfd000000 level 4	# 4/260
-#bwtwo0	at obio0 addr 0xfb300000 level 4	# 4/{300/400} ??
-#cgtwo0	at vmes0 addr 0xff400000 level 4 vect 0xa8
-#cgnine0 at vmel0 addr 0x08000000 level 4
-cgthree* at sbus? slot ? offset ?
-cgsix* at sbus? slot ? offset ?
-cgtwelve* at sbus? slot ? offset ? flags 0x0000
-vigra*	at sbus? slot ? offset ?
-
+# Sun "bwtwo" black and white framebuffer, found on sun4, sun4c, and sun4m
+# systems.
+bwtwo0	at sbus0 slot ? offset ?		# sun4c on-board
+bwtwo*	at sbus? slot ? offset ?		# sun4c and sun4m
 wsdisplay* at bwtwo?
+
+# Sun "cgthree" Sbus color framebuffer.
+cgthree* at sbus? slot ? offset ?
 wsdisplay* at cgthree?
+
+# Sun "cgsix" accelerated color framebuffer.
+cgsix0	at sbus? slot ? offset ?
+cgsix*	at sbus? slot ? offset ?
 wsdisplay* at cgsix?
+
+# Sun "cgtwelve" (GS) accelerated 24-bit framebuffer.
+cgtwelve*	at sbus? slot ? offset ? flags 0x0000
 wsdisplay* at cgtwelve?
+
+# Vigra VS10 or VS12 framebuffer.
+vigra*	at sbus? slot ? offset ?
 wsdisplay* at vigra?
 
+# SCSI bus layer.  SCSI devices attach to the SCSI bus, which attaches
+# to the underlying hardware controller.
 scsibus* at esp?
-#scsibus* at si?
-#scsibus* at sw?
-
-sd*	at scsibus? target ? lun ?
-st*	at scsibus? target ? lun ?
-cd*	at scsibus? target ? lun ?
-ch*     at scsibus? target ? lun ?              # SCSI changer devices
-ss*     at scsibus? target ? lun ?              # SCSI scanners
-uk*     at scsibus? target ? lun ?              # unknown SCSI devices
-
-fdc0	at mainbus0
-fd*	at fdc0
-
-pseudo-device	loop
-pseudo-device	pty	32
-pseudo-device	sl	2
-pseudo-device	ppp	2
-pseudo-device	tun	4
-pseudo-device	vnd	3
-pseudo-device	bpfilter 16
+scsibus* at isp?
+
+# These entries find devices on all SCSI busses and assign
+# unit numers dynamically.
+sd*	at scsibus? target ? lun ?		# SCSI disks
+st*	at scsibus? target ? lun ?		# SCSI tapes
+cd*	at scsibus? target ? lun ?		# SCSI CD-ROMs
+ch*	at scsibus? target ? lun ?		# SCSI changer devices
+ss*	at scsibus? target ? lun ?		# SCSI scanners
+uk*	at scsibus? target ? lun ?		# unknown SCSI devices
+
+# Floppy controller and drive found on SPARCstations.
+fdc0	at mainbus0				# sun4c controller
+fd*	at fdc0					# the drive itself
+
+#pseudo-device	strip	1	# radio clock