NET4501 revision 1.2
11.2Sthorpej# $NetBSD: NET4501,v 1.2 2002/02/28 17:54:56 thorpej Exp $
21.1Sthorpej#
31.1Sthorpej# NET4501 -- kernel configuration for a Soekris Engineering net4501
41.1Sthorpej# single-board computer.
51.1Sthorpej#
61.1Sthorpej#	http://www.soekris.com/
71.1Sthorpej# 
81.1Sthorpej
91.1Sthorpejinclude 	"arch/i386/conf/std.i386"
101.1Sthorpej
111.2Sthorpej#ident 		"NET4501-$Revision: 1.2 $"
121.1Sthorpej
131.1Sthorpejmaxusers	32		# estimated number of users
141.1Sthorpej
151.1Sthorpej# CPU support.  At least one is REQUIRED.
161.1Sthorpej#options 	I386_CPU
171.1Sthorpejoptions 	I486_CPU
181.1Sthorpej#options 	I586_CPU
191.1Sthorpej#options 	I686_CPU
201.1Sthorpej
211.1Sthorpej# CPU-related options.
221.1Sthorpej#options 	MATH_EMULATE	# floating point emulation
231.1Sthorpej#options 	VM86		# virtual 8086 emulation
241.1Sthorpej#options 	USER_LDT	# user-settable LDT; used by WINE
251.1Sthorpej# eliminate delay no-ops in I/O; recommended on all but very old machines
261.1Sthorpejoptions 	DUMMY_NOPS
271.1Sthorpej
281.1Sthorpej#options 	MTRR		# memory-type range register syscall support
291.1Sthorpej
301.1Sthorpej# delay between "rebooting ..." message and hardware reset, in milliseconds
311.1Sthorpej#options 	CPURESET_DELAY=2000
321.1Sthorpej
331.1Sthorpej# This option allows you to force a serial console at the specified
341.1Sthorpej# I/O address.   see console(4) for details.
351.1Sthorpej#options 	CONSDEVNAME="\"com\"",CONADDR=0x2f8,CONSPEED=57600
361.1Sthorpej#	you don't want the option below ON iff you are using the
371.1Sthorpej#	serial console option of the new boot strap code.
381.1Sthorpej#options 	CONS_OVERRIDE	# Always use above! independent of boot info
391.1Sthorpej
401.1Sthorpej# The following options override the memory sizes passed in from the boot
411.1Sthorpej# block.  Use them *only* if the boot block is unable to determine the correct
421.1Sthorpej# values.  Note that the BIOS may *correctly* report less than 640k of base
431.1Sthorpej# memory if the extended BIOS data area is located at the top of base memory
441.1Sthorpej# (as is the case on most recent systems).
451.1Sthorpej#options 	REALBASEMEM=639		# size of base memory (in KB)
461.1Sthorpej#options 	REALEXTMEM=15360	# size of extended memory (in KB)
471.1Sthorpej
481.1Sthorpej# Standard system options
491.1Sthorpej
501.1Sthorpejoptions 	UCONSOLE	# users can use TIOCCONS (for xconsole)
511.1Sthorpejoptions 	INSECURE	# disable kernel security levels
521.1Sthorpej
531.1Sthorpejoptions 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
541.1Sthorpejoptions 	NTP		# NTP phase/frequency locked loop
551.1Sthorpej
561.1Sthorpejoptions 	KTRACE		# system call tracing via ktrace(1)
571.1Sthorpej
581.1Sthorpejoptions 	SYSVMSG		# System V-like message queues
591.1Sthorpejoptions 	SYSVSEM		# System V-like semaphores
601.1Sthorpej#options 	SEMMNI=10	# number of semaphore identifiers
611.1Sthorpej#options 	SEMMNS=60	# number of semaphores in system
621.1Sthorpej#options 	SEMUME=10	# max number of undo entries per process
631.1Sthorpej#options 	SEMMNU=30	# number of undo structures in system
641.1Sthorpejoptions 	SYSVSHM		# System V-like memory sharing
651.1Sthorpej#options 	SHMMAXPGS=1024	# 1024 pages is the default
661.1Sthorpej
671.1Sthorpejoptions 	LKM		# loadable kernel modules
681.1Sthorpej
691.1Sthorpej#options 	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
701.1Sthorpej
711.1Sthorpej# Diagnostic/debugging support options
721.1Sthorpej#options 	DIAGNOSTIC	# expensive kernel consistency checks
731.1Sthorpej#options 	DEBUG		# expensive debugging checks/support
741.1Sthorpej#options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
751.1Sthorpejoptions 	DDB		# in-kernel debugger
761.1Sthorpejoptions 	DDB_HISTORY_SIZE=512	# enable history editing in DDB
771.1Sthorpej#options 	KGDB		# remote debugger
781.1Sthorpej#options 	KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600
791.1Sthorpej#makeoptions	DEBUG="-g"	# compile full symbol table
801.1Sthorpej
811.1Sthorpej# Compatibility options
821.1Sthorpejoptions 	COMPAT_NOMID	# compatibility with 386BSD, BSDI, NetBSD 0.8,
831.1Sthorpejoptions 	COMPAT_09	# NetBSD 0.9,
841.1Sthorpejoptions 	COMPAT_10	# NetBSD 1.0,
851.1Sthorpejoptions 	COMPAT_11	# NetBSD 1.1,
861.1Sthorpejoptions 	COMPAT_12	# NetBSD 1.2,
871.1Sthorpejoptions 	COMPAT_13	# NetBSD 1.3,
881.1Sthorpejoptions 	COMPAT_14	# NetBSD 1.4,
891.1Sthorpejoptions 	COMPAT_15	# NetBSD 1.5,
901.1Sthorpejoptions 	COMPAT_43	# and 4.3BSD
911.1Sthorpejoptions 	COMPAT_386BSD_MBRPART # recognize old partition ID
921.1Sthorpej#options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
931.1Sthorpej
941.1Sthorpej#options 	COMPAT_SVR4	# binary compatibility with SVR4
951.1Sthorpej#options 	COMPAT_IBCS2	# binary compatibility with SCO and ISC
961.1Sthorpej#options 	COMPAT_LINUX	# binary compatibility with Linux
971.1Sthorpej#options 	COMPAT_FREEBSD	# binary compatibility with FreeBSD
981.1Sthorpej#options 	COMPAT_MACH	# binary compatibility with Mach binaries
991.1Sthorpej#options 	EXEC_MACHO	# exec MACH-O binaries
1001.1Sthorpej#options 	COMPAT_PECOFF	# kernel support to run Win32 apps
1011.1Sthorpej
1021.1Sthorpej# File systems
1031.1Sthorpejfile-system 	FFS		# UFS
1041.1Sthorpej#file-system 	EXT2FS		# second extended file system (linux)
1051.1Sthorpej#file-system 	LFS		# log-structured file system
1061.1Sthorpejfile-system 	MFS		# memory file system
1071.1Sthorpejfile-system 	NFS		# Network File System client
1081.1Sthorpej#file-system 	NTFS		# Windows/NT file system (experimental)
1091.1Sthorpej#file-system 	CD9660		# ISO 9660 + Rock Ridge file system
1101.1Sthorpej#file-system 	MSDOSFS		# MS-DOS file system
1111.1Sthorpejfile-system 	FDESC		# /dev/fd
1121.1Sthorpejfile-system 	KERNFS		# /kern
1131.1Sthorpej#file-system 	NULLFS		# loopback file system
1141.1Sthorpej#file-system 	OVERLAY		# overlay file system
1151.1Sthorpej#file-system 	PORTAL		# portal filesystem (still experimental)
1161.1Sthorpejfile-system 	PROCFS		# /proc
1171.1Sthorpej#file-system 	UMAPFS		# NULLFS + uid and gid remapping
1181.1Sthorpej#file-system 	UNION		# union file system
1191.1Sthorpej#file-system	CODA		# Coda File System; also needs vcoda (below)
1201.1Sthorpej
1211.1Sthorpej# File system options
1221.1Sthorpej#options 	QUOTA		# UFS quotas
1231.1Sthorpej#options 	FFS_EI		# FFS Endian Independent support
1241.1Sthorpejoptions 	SOFTDEP		# FFS soft updates support.
1251.1Sthorpej#options 	NFSSERVER	# Network File System server
1261.1Sthorpej#options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
1271.1Sthorpej				# immutable) behave as system flags.
1281.1Sthorpej
1291.1Sthorpej# Networking options
1301.2Sthorpejoptions 	GATEWAY		# packet forwarding
1311.1Sthorpejoptions 	INET		# IP + ICMP + TCP + UDP
1321.1Sthorpejoptions 	INET6		# IPV6
1331.1Sthorpej#options 	IPSEC		# IP security
1341.1Sthorpej#options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
1351.1Sthorpej#options 	IPSEC_DEBUG	# debug for IP security
1361.1Sthorpejoptions 	MROUTING	# IP multicast routing
1371.1Sthorpej#options 	NS		# XNS
1381.1Sthorpej#options 	NSIP		# XNS tunneling over IP
1391.1Sthorpej#options 	ISO,TPIP	# OSI
1401.1Sthorpej#options 	EON		# OSI tunneling over IP
1411.1Sthorpej#options 	CCITT,LLC,HDLC	# X.25
1421.1Sthorpej#options 	NETATALK	# AppleTalk networking protocols
1431.1Sthorpej#options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
1441.1Sthorpej#options 	PPP_DEFLATE	# Deflate compression support for PPP
1451.1Sthorpej#options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
1461.1Sthorpejoptions 	PFIL_HOOKS	# pfil(9) packet filter hooks
1471.1Sthorpej#options 	IPFILTER_LOG	# ipmon(8) log support
1481.1Sthorpej#options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
1491.1Sthorpej
1501.1Sthorpej# These options enable verbose messages for several subsystems.
1511.1Sthorpej# Warning, these may compile large string tables into the kernel!
1521.1Sthorpej#options 	MIIVERBOSE	# verbose PHY autoconfig messages
1531.1Sthorpej#options 	PCIVERBOSE	# verbose PCI device autoconfig messages
1541.1Sthorpej#options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
1551.1Sthorpej
1561.1Sthorpejoptions 	NFS_BOOT_DHCP,NFS_BOOT_BOOTPARAM
1571.1Sthorpej
1581.1Sthorpej# Kernel root file system and dump configuration.
1591.1Sthorpejconfig		netbsd	root on ? type ?
1601.1Sthorpej#config		netbsd	root on sd0a type ffs
1611.1Sthorpej#config		netbsd	root on ? type nfs
1621.1Sthorpej
1631.1Sthorpej#
1641.1Sthorpej# Device configuration
1651.1Sthorpej#
1661.1Sthorpej
1671.1Sthorpejmainbus0 at root
1681.1Sthorpej
1691.1Sthorpej# Basic Bus Support
1701.1Sthorpej
1711.1Sthorpej# PCI bus support
1721.1Sthorpejpci*	at mainbus? bus ?
1731.1Sthorpejpci*	at pchb? bus ?
1741.1Sthorpej
1751.1Sthorpej# Configure PCI using BIOS information
1761.1Sthorpej#options 	PCIBIOS			# PCI BIOS support
1771.1Sthorpej#options 	PCIBIOSVERBOSE		# PCI BIOS verbose info
1781.1Sthorpej#options 	PCIBIOS_ADDR_FIXUP	# fixup PCI I/O addresses
1791.1Sthorpej#options 	PCIBIOS_BUS_FIXUP	# fixup PCI bus numbering
1801.1Sthorpej#options 	PCIBIOS_INTR_FIXUP	# fixup PCI interrupt routing
1811.1Sthorpej#options 	PCIBIOS_IRQS_HINT=0x0a00 # PCI interrupts hint. IRQ 9 or 11
1821.1Sthorpej#options 	PCIBIOS_INTR_GUESS	# see pcibios(4)
1831.1Sthorpej#options 	PCIINTR_DEBUG		# super-verbose PCI interrupt fixup
1841.1Sthorpej
1851.1Sthorpej# PCI bridges
1861.1Sthorpejpchb*	at pci? dev ? function ?	# PCI-Host bridges
1871.1Sthorpej
1881.1Sthorpej# ISA bus support
1891.1Sthorpejisa0	at mainbus?
1901.1Sthorpej
1911.1Sthorpej# Coprocessor Support
1921.1Sthorpej
1931.1Sthorpej# Math Coprocessor support
1941.1Sthorpejnpx0	at isa? port 0xf0 irq 13	# x86 math coprocessor
1951.1Sthorpej
1961.1Sthorpej# ISA serial interfaces
1971.1Sthorpejcom0	at isa? port 0x3f8 irq 4	# Standard PC serial ports
1981.1Sthorpejcom1	at isa? port 0x2f8 irq 3
1991.1Sthorpej
2001.1Sthorpej# IDE and related devices
2011.1Sthorpej
2021.1Sthorpej# ISA ST506, ESDI, and IDE controllers
2031.1Sthorpej# Use flags 0x01 if you want to try to use 32bits data I/O (the driver will
2041.1Sthorpej# fall back to 16bits I/O if 32bits I/O are not functional).
2051.1Sthorpej# Some controllers pass the initial 32bit test, but will fail later.
2061.1Sthorpejwdc0	at isa? port 0x1f0 irq 14 flags 0x00
2071.1Sthorpej
2081.1Sthorpej# IDE drives
2091.1Sthorpej# Flags are used only with controllers that support DMA operations
2101.1Sthorpej# and mode settings (e.g. some pciide controllers)
2111.1Sthorpej# The lowest order four bits (rightmost digit) of the flags define the PIO
2121.1Sthorpej# mode to use, the next set of four bits the DMA mode and the third set the
2131.1Sthorpej# UltraDMA mode. For each set of four bits, the 3 lower bits define the mode
2141.1Sthorpej# to use, and the last bit must be 1 for this setting to be used.
2151.1Sthorpej# For DMA and UDMA, 0xf (1111) means 'disable'.
2161.1Sthorpej# 0x0fac means 'use PIO mode 4, DMA mode 2, disable UltraDMA'.
2171.1Sthorpej# (0xc=1100, 0xa=1010, 0xf=1111)
2181.1Sthorpej# 0x0000 means "use whatever the drive claims to support".
2191.1Sthorpejwd*	at wdc? channel ? drive ? flags 0x0000
2201.1Sthorpej
2211.1Sthorpej# Network Interfaces
2221.1Sthorpej
2231.1Sthorpej# PCI network interfaces
2241.1Sthorpejsip*	at pci? dev ? function ?	# SiS 900/DP83815 Ethernet
2251.1Sthorpej
2261.1Sthorpej# MII/PHY support
2271.1Sthorpejnsphyter* at mii? phy ?			# NS83843 PHYs
2281.1Sthorpej
2291.1Sthorpej# Pseudo-Devices
2301.1Sthorpej
2311.1Sthorpej# network pseudo-devices
2321.1Sthorpejpseudo-device	bpfilter	16	# Berkeley packet filter
2331.1Sthorpejpseudo-device	ipfilter		# IP filter (firewall) and NAT
2341.1Sthorpejpseudo-device	loop			# network loopback
2351.1Sthorpej#pseudo-device	ppp		2	# Point-to-Point Protocol
2361.1Sthorpej#pseudo-device	pppoe			# PPP over Ethernet (RFC 2516)
2371.1Sthorpej#pseudo-device	sl		2	# Serial Line IP
2381.1Sthorpej#pseudo-device	strip		2	# Starmode Radio IP (Metricom)
2391.1Sthorpejpseudo-device	tun		2	# network tunneling over tty
2401.1Sthorpej#pseudo-device	gre		2	# generic L3 over IP tunnel
2411.1Sthorpej#pseudo-device	ipip		2	# IP Encapsulation within IP (RFC 2003)
2421.1Sthorpejpseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
2431.1Sthorpejpseudo-device	faith		1	# IPv[46] tcp relay translation i/f
2441.1Sthorpejpseudo-device	stf		1	# 6to4 IPv6 over IPv4 encapsulation
2451.1Sthorpejpseudo-device	vlan			# IEEE 802.1q encapsulation
2461.1Sthorpejpseudo-device	bridge			# simple inter-network bridging
2471.1Sthorpej
2481.1Sthorpej# miscellaneous pseudo-devices
2491.1Sthorpejpseudo-device	pty			# pseudo-terminals
2501.1Sthorpej#pseudo-device	tb		1	# tablet line discipline
2511.1Sthorpej#pseudo-device	sequencer	1	# MIDI sequencer
2521.1Sthorpej# rnd works; RND_COM does not on port i386 yet.
2531.1Sthorpejpseudo-device	rnd			# /dev/random and in-kernel generator
2541.1Sthorpej#options 	RND_COM			# use "com" randomness as well (BROKEN)
255