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GENERIC revision 1.53
      1  1.53   tsutsui # 	$NetBSD: GENERIC,v 1.53 2005/06/09 14:43:29 tsutsui Exp $
      2   1.8   reinoud #
      3   1.8   reinoud #	GENERIC --- NetBSD/acorn32 complete configuration
      4   1.1   reinoud #
      5   1.4  gmcgarry # This machine description file is used to generate the default NetBSD
      6   1.4  gmcgarry # kernel.  The generic kernel does not include all options, subsystems
      7   1.4  gmcgarry # and device drivers, but should be useful for most applications.
      8   1.1   reinoud #
      9   1.4  gmcgarry # The machine description file can be customised for your specific
     10   1.4  gmcgarry # machine to reduce the kernel size and improve its performance.
     11   1.4  gmcgarry #
     12   1.4  gmcgarry # For further information on compiling NetBSD kernels, see the config(8)
     13   1.4  gmcgarry # man page.
     14   1.4  gmcgarry #
     15   1.4  gmcgarry # For further information on hardware support for this architecture, see
     16   1.4  gmcgarry # the intro(4) man page.  For further information about kernel options
     17   1.4  gmcgarry # for this architecture, see the options(4) man page.  For an explanation
     18   1.4  gmcgarry # of each device driver in this file see the section 4 man page for the
     19   1.4  gmcgarry # device.
     20   1.1   reinoud 
     21   1.8   reinoud include		"arch/acorn32/conf/std.acorn32"
     22   1.1   reinoud 
     23  1.16    atatat options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
     24  1.16    atatat 
     25  1.53   tsutsui #ident		"GENERIC-$Revision: 1.53 $"
     26   1.1   reinoud 
     27   1.1   reinoud # estimated number of users
     28   1.1   reinoud maxusers	32
     29   1.1   reinoud 
     30   1.1   reinoud # Standard system options
     31   1.1   reinoud 
     32   1.1   reinoud options 	RTC_OFFSET=0	# hardware clock is this many mins. west of GMT
     33   1.1   reinoud #options 	NTP		# NTP phase/frequency locked loop
     34  1.22  junyoung 
     35   1.1   reinoud # CPU options
     36   1.1   reinoud options 	CPU_SA110	# Support the SA110 core
     37   1.1   reinoud options 	CPU_ARM6	# Support the ARM6 core
     38   1.1   reinoud options 	CPU_ARM7	# Support the ARM7 core
     39  1.10   reinoud #options 	CPU_ARM8	# Support the ARM8 core
     40   1.1   reinoud #options 	ARM6_LATE_ABORT	# ARM6XX late abort support
     41   1.1   reinoud 
     42  1.10   reinoud # For StrongARM only kernels
     43  1.10   reinoud #makeoptions	COPTS="-O2 -march=armv3m -mtune=strongarm"
     44   1.1   reinoud 
     45   1.1   reinoud # FPA options
     46   1.1   reinoud #options 	ARMFPE		# ARM Ltd FPE
     47   1.1   reinoud 
     48   1.1   reinoud # File systems
     49   1.1   reinoud 
     50   1.1   reinoud file-system	FFS		# UFS
     51   1.1   reinoud #file-system	LFS		# log-structured file system
     52   1.1   reinoud file-system	MFS		# memory file system
     53   1.1   reinoud file-system	NFS		# Network file system
     54   1.1   reinoud file-system 	ADOSFS		# AmigaDOS-compatible file system
     55   1.1   reinoud file-system 	EXT2FS		# second extended file system (linux)
     56   1.1   reinoud file-system	CD9660		# ISO 9660 + Rock Ridge file system
     57   1.1   reinoud file-system	MSDOSFS		# MS-DOS file system
     58   1.1   reinoud file-system	FDESC		# /dev/fd
     59   1.1   reinoud file-system	FILECORE	# Acorn filecore file system
     60   1.1   reinoud file-system	KERNFS		# /kern
     61   1.1   reinoud file-system	NULLFS		# loopback file system
     62   1.1   reinoud file-system 	OVERLAY		# overlay filesystem
     63   1.1   reinoud file-system	PORTAL		# portal filesystem (still experimental)
     64   1.1   reinoud file-system	PROCFS		# /proc
     65   1.1   reinoud file-system	UMAPFS		# NULLFS + uid and gid remapping
     66   1.1   reinoud file-system	UNION		# union file system
     67   1.1   reinoud 
     68   1.1   reinoud # File system options
     69   1.1   reinoud options 	QUOTA		# UFS quotas
     70   1.1   reinoud #options 	FFS_EI		# FFS Endian Independant support
     71   1.2     lukem options 	SOFTDEP		# FFS soft updates support.
     72  1.48    rumble #options	UFS_DIRHASH	# UFS Large Directory Hashing - Experimental
     73   1.1   reinoud options 	NFSSERVER
     74  1.52       dsl #options 	FFS_NO_SNAPSHOT	# ffs snapshots
     75   1.1   reinoud 
     76   1.1   reinoud # Networking options
     77   1.1   reinoud 
     78   1.1   reinoud options 	GATEWAY		# packet forwarding
     79   1.1   reinoud options 	INET		# IP + ICMP + TCP + UDP
     80   1.1   reinoud options 	INET6		# IPV6
     81   1.1   reinoud #options 	IPSEC		# IP security
     82   1.1   reinoud #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
     83   1.1   reinoud #options 	IPSEC_DEBUG	# debug for IP security
     84   1.1   reinoud #options 	MROUTING	# IP multicast routing
     85  1.44      manu #options 	PIM		# Protocol Independent Multicast
     86   1.1   reinoud options 	NS		# XNS
     87   1.1   reinoud #options 	NSIP		# XNS tunneling over IP
     88   1.1   reinoud options 	ISO,TPIP	# OSI
     89   1.1   reinoud #options 	EON		# OSI tunneling over IP
     90   1.1   reinoud options 	CCITT,LLC,HDLC	# X.25
     91   1.1   reinoud options 	NETATALK	# AppleTalk networking
     92   1.1   reinoud options 	PFIL_HOOKS	# pfil(9) packet filter hooks
     93   1.1   reinoud options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
     94   1.1   reinoud options 	PPP_DEFLATE	# Deflate compression support for PPP
     95   1.1   reinoud options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
     96   1.1   reinoud #options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
     97   1.1   reinoud 
     98  1.41       abs #options 	ALTQ		# Manipulate network interfaces' output queues
     99  1.41       abs #options 	ALTQ_BLUE	# Stochastic Fair Blue
    100  1.41       abs #options 	ALTQ_CBQ	# Class-Based Queueing
    101  1.41       abs #options 	ALTQ_CDNR	# Diffserv Traffic Conditioner
    102  1.41       abs #options 	ALTQ_FIFOQ	# First-In First-Out Queue
    103  1.41       abs #options 	ALTQ_FLOWVALVE	# RED/flow-valve (red-penalty-box)
    104  1.41       abs #options 	ALTQ_HFSC	# Hierarchical Fair Service Curve
    105  1.41       abs #options 	ALTQ_LOCALQ	# Local queueing discipline
    106  1.41       abs #options 	ALTQ_PRIQ	# Priority Queueing
    107  1.41       abs #options 	ALTQ_RED	# Random Early Detection
    108  1.41       abs #options 	ALTQ_RIO	# RED with IN/OUT
    109  1.41       abs #options 	ALTQ_WFQ	# Weighted Fair Queueing
    110  1.41       abs 
    111   1.1   reinoud # Compatibility options
    112   1.1   reinoud 
    113   1.1   reinoud options 	COMPAT_43	# 4.3BSD compatibility.
    114  1.50      cube options		COMPAT_20	# NetBSD 2.0 compatibility.
    115  1.27     chris options 	COMPAT_16	# NetBSD 1.6 compatibility.
    116   1.8   reinoud options		COMPAT_15	# NetBSD 1.5 compatibility.
    117   1.1   reinoud options 	COMPAT_14	# NetBSD 1.4 compatibility.
    118   1.1   reinoud options 	COMPAT_13	# NetBSD 1.3 compatibility.
    119   1.1   reinoud options 	COMPAT_12	# NetBSD 1.2 compatibility.
    120   1.1   reinoud #options 	COMPAT_11	# NetBSD 1.1 compatibility.
    121   1.1   reinoud #options 	COMPAT_10	# NetBSD 1.0 compatibility.
    122   1.1   reinoud #options 	COMPAT_09	# NetBSD 0.9 compatibility.
    123   1.8   reinoud #options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
    124  1.45  christos options		COMPAT_BSDPTY	# /dev/[pt]ty?? ptys.
    125   1.1   reinoud 
    126   1.1   reinoud # Shared memory options
    127   1.1   reinoud 
    128   1.1   reinoud options 	SYSVMSG		# System V-like message queues
    129   1.1   reinoud options 	SYSVSEM		# System V-like semaphores
    130   1.2     lukem #options 	SEMMNI=10	# number of semaphore identifiers
    131   1.2     lukem #options 	SEMMNS=60	# number of semaphores in system
    132   1.2     lukem #options 	SEMUME=10	# max number of undo entries per process
    133   1.2     lukem #options 	SEMMNU=30	# number of undo structures in system
    134   1.1   reinoud options 	SYSVSHM		# System V-like memory sharing
    135   1.1   reinoud options 	SHMMAXPGS=1024	# 1024 pages is the default
    136  1.42    bouyer options 	P1003_1B_SEMAPHORE # p1003.1b semaphore support
    137   1.1   reinoud 
    138   1.1   reinoud # Device options
    139   1.1   reinoud 
    140   1.1   reinoud options 	MEMORY_DISK_HOOKS	# boottime setup of ramdisk
    141  1.13     lukem #options 	MEMORY_DISK_ROOT_SIZE=4100	# Size in blocks
    142   1.1   reinoud #options 	MEMORY_DISK_IS_ROOT	# use memory disk as root
    143   1.1   reinoud 
    144   1.1   reinoud # Miscellaneous kernel options
    145   1.1   reinoud options 	KTRACE		# system call tracing, a la ktrace(1)
    146  1.20    provos options 	SYSTRACE	# system call vetting via systrace(1)
    147   1.1   reinoud options 	IRQSTATS	# manage IRQ statistics
    148   1.1   reinoud options 	LKM		# loadable kernel modules
    149   1.1   reinoud options 	KMEMSTATS	# kernel memory statistics
    150   1.1   reinoud #options 	SCSIVERBOSE	# Verbose SCSI errors
    151  1.19     lukem options 	USERCONF	# userconf(4) support
    152   1.9  jdolecek #options	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
    153  1.43    atatat options 	SYSCTL_INCLUDE_DESCR	# Include sysctl descriptions in kernel
    154  1.23  junyoung 
    155  1.24       wiz # Enable experimental buffer queue strategy for better responsiveness under 
    156  1.23  junyoung # high disk I/O load. Use it with caution - it's not proven to be stable yet.
    157  1.53   tsutsui #options 	BUFQ_READPRIO
    158  1.53   tsutsui #options 	BUFQ_PRIOCSCAN
    159   1.1   reinoud 
    160   1.1   reinoud # Development and Debugging options
    161   1.1   reinoud 
    162   1.1   reinoud #options 	ARM700BUGTRACK	# track the ARM700 swi bug
    163   1.1   reinoud #options 	PORTMASTER	# Enable PortMaster only options
    164   1.1   reinoud options 	DIAGNOSTIC	# internal consistency checks
    165   1.2     lukem #options 	PMAP_DEBUG	# Enable pmap_debug_level code
    166   1.1   reinoud #options 	IPKDB		# remote kernel debugging
    167   1.1   reinoud options 	DDB		# in-kernel debugger
    168   1.1   reinoud #options 	DDB_HISTORY_SIZE=100	# Enable history editing in DDB
    169   1.1   reinoud #makeoptions	DEBUG="-g"	# compile full symbol table
    170   1.1   reinoud 
    171   1.1   reinoud config		netbsd	root on ? type ?
    172   1.1   reinoud 
    173   1.1   reinoud # serial console ... the conaddr is hardcoded as the pioc address + 4*com offset
    174   1.1   reinoud # this really be fixed some day
    175   1.2     lukem #options 	COMCONSOLE,CONADDR="0x210000+4*0x3f8",CONUNIT=0,CONSPEED=9600
    176   1.1   reinoud 
    177   1.1   reinoud # The main bus device
    178   1.1   reinoud mainbus0 at root
    179   1.1   reinoud 
    180  1.35       wiz # The boot CPU
    181   1.1   reinoud cpu0 at mainbus?
    182   1.1   reinoud 
    183   1.1   reinoud # The IOMD
    184   1.1   reinoud iomd0	at mainbus?
    185   1.1   reinoud 
    186   1.1   reinoud # system clock via IOMD
    187   1.1   reinoud clock*	at iomd?
    188   1.1   reinoud 
    189   1.1   reinoud # IIC bus device
    190  1.28   thorpej iomdiic* at iomd?
    191  1.28   thorpej iic0 at iomdiic?
    192   1.1   reinoud 
    193   1.1   reinoud # RTC device via IIC bus
    194  1.28   thorpej pcfrtc*	at iic? addr 0x50
    195   1.1   reinoud 
    196   1.1   reinoud # VIDC device
    197   1.1   reinoud vidc0		at mainbus?
    198   1.1   reinoud 
    199  1.10   reinoud # WSCONS
    200  1.10   reinoud # ws console uses DUMB, SUN or VT100 terminal emulation
    201  1.10   reinoud #options 	WSEMUL_NODUMB
    202  1.10   reinoud #options 	WSEMUL_SUN
    203  1.10   reinoud #options 	WSEMUL_VT100
    204  1.10   reinoud 
    205  1.10   reinoud #options 	WSDISPLAY_COMPAT_RAWKBD
    206  1.10   reinoud 
    207  1.10   reinoud #options 	FONT_BOLD8x16
    208  1.10   reinoud #options 	FONT_GALLANT12x22	# Very nice font
    209  1.10   reinoud #options 	FONT_LUCIDA16x29
    210  1.10   reinoud #options 	FONT_OMRON12x20		# looks funny
    211  1.10   reinoud #options 	FONT_QVSS8x15		# broken ?
    212  1.10   reinoud #options 	FONT_SONY12x25		# looks like VT220 font
    213  1.10   reinoud #options 	FONT_SONY8x16		# not tested
    214  1.10   reinoud #options 	FONT_VT220L8x8		# 8x8 font as in Arch. cons
    215  1.10   reinoud #options 	FONT_VT220L8x16		# 8x(2x8) font as in Arch. cons
    216  1.10   reinoud #options 	FONT_VT220L8x10		# not tested
    217  1.10   reinoud #options 	FONT_VT220L8x20		# not tested
    218  1.10   reinoud 
    219  1.10   reinoud #vidcvideo0	at vidc?		# wscons driver for VIDC
    220  1.10   reinoud #wsdisplay*	at vidcvideo? console ?	# display itself
    221  1.10   reinoud 
    222  1.36     bjh21 iomdkbc*	at iomd?		# IOMD keyboard/mouse interface
    223  1.36     bjh21 
    224  1.36     bjh21 #pckbd*		at iomdkbc? slot ?	# PS/2 keyboard
    225  1.36     bjh21 #options 	PCKBD_LAYOUT=KB_UK
    226  1.36     bjh21 #wskbd*		at pckbd?
    227  1.36     bjh21 
    228  1.36     bjh21 pms*		at iomdkbc? slot ?	# PS/2 mouse
    229  1.36     bjh21 wsmouse*	at pms?
    230  1.36     bjh21 
    231  1.10   reinoud #rpckbd*	at iomd?		# based on old `kbd' driver
    232  1.10   reinoud #wskbd*		at rpckbd?		# wskbd on RiscPC keyboard
    233  1.10   reinoud 
    234  1.37     bjh21 qms*		at iomd?		# ws quadmouse driver
    235  1.37     bjh21 wsmouse*	at qms?			# wsmouse on ws quadmouse
    236  1.10   reinoud 
    237  1.36     bjh21 pseudo-device	wsmux
    238  1.10   reinoud 
    239  1.10   reinoud # The origional vidcconsole :
    240  1.10   reinoud # vidcconsole kbd at IOMD
    241  1.10   reinoud # vidcconsole PS2 mouse at IOMD
    242  1.10   reinoud vidcconsole0	at vidc?		# display + vt100 emulation
    243  1.10   reinoud kbd*		at iomd?		# PS/2 keyboard for vidcconsole
    244   1.1   reinoud 
    245   1.1   reinoud # generic VT console device
    246   1.2     lukem vt0	at vidc?
    247   1.2     lukem vt1	at vidc?
    248   1.2     lukem vt2	at vidc?
    249   1.2     lukem vt3	at vidc?
    250   1.2     lukem vt4	at vidc?
    251   1.2     lukem vt5	at vidc?
    252   1.1   reinoud 
    253   1.1   reinoud # Peripheral IO Controller
    254   1.1   reinoud pioc0	at mainbus? base 0x00210000
    255   1.1   reinoud 
    256   1.1   reinoud # IDE disk controller
    257   1.1   reinoud wdc0	at pioc? offset 0x01f0 irq 9
    258  1.31     lukem 
    259  1.31     lukem # ATA (IDE) bus support
    260  1.31     lukem atabus* at ata?
    261  1.29    bouyer 
    262  1.30  christos wd*	at atabus? drive ?
    263  1.31     lukem atapibus* at atapi?
    264   1.1   reinoud cd*	at atapibus? drive ?
    265   1.1   reinoud sd*	at atapibus? drive ?
    266   1.1   reinoud 
    267   1.1   reinoud # Floppy disk controller
    268   1.2     lukem fdc*	at pioc? offset 0x03f0 irq 12 dack 0x2000
    269   1.2     lukem fd0	at fdc? drive ?
    270   1.1   reinoud 
    271   1.1   reinoud # Serial ports
    272   1.2     lukem com*	at pioc? offset 0x03f8 irq 10
    273   1.1   reinoud 
    274   1.1   reinoud # Parallel ports
    275  1.33     bjh21 lpt*	at pioc? offset 0x0278 irq 0	# Old driver
    276  1.33     bjh21 #atppc*	at pioc? offset 0x0278 irq 0	# New driver
    277  1.33     bjh21 #ppbus*	at atppc?
    278  1.33     bjh21 #lpt*	at ppbus?		# Parallel printer
    279  1.33     bjh21 #plip*	at ppbus?		# Parallel line IP
    280   1.1   reinoud 
    281   1.1   reinoud # Audio device
    282   1.1   reinoud vidcaudio0	at vidc?
    283   1.1   reinoud audio*		at vidcaudio0
    284   1.1   reinoud 
    285   1.1   reinoud # Podule bus device
    286   1.1   reinoud podulebus0	at root
    287   1.1   reinoud 
    288   1.1   reinoud asc*	at podulebus?			# Acorn SCSI card
    289   1.1   reinoud scsibus* at asc?
    290   1.1   reinoud 
    291   1.1   reinoud cosc*	at podulebus?			# MCS Connect32 SCSI II card
    292   1.1   reinoud scsibus* at cosc?
    293   1.1   reinoud 
    294   1.1   reinoud ptsc*	at podulebus?			# Power-Tec SCSI II card
    295   1.1   reinoud scsibus* at ptsc?
    296   1.1   reinoud 
    297  1.18     bjh21 csc*	at podulebus?			# Cumana SCSI II card
    298  1.18     bjh21 scsibus* at csc?
    299   1.1   reinoud 
    300   1.1   reinoud oak*	at podulebus?			# Oak SCSI I card
    301   1.1   reinoud scsibus* at oak?
    302   1.1   reinoud 
    303   1.1   reinoud csa*	at podulebus?			# Cumana SCSI I adpater
    304   1.1   reinoud scsibus* at csa?
    305   1.1   reinoud 
    306   1.8   reinoud hcsc*	at podulebus0 slot ?		# HCCS 8-bit SCSI interface
    307   1.1   reinoud scsibus* at hcsc?
    308   1.1   reinoud 
    309   1.1   reinoud sd*	at scsibus? target ? lun ?	# SCSI disk drives
    310   1.1   reinoud st*	at scsibus? target ? lun ?	# SCSI tape drives
    311   1.1   reinoud cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives
    312   1.1   reinoud ch*	at scsibus? target ? lun ?	# SCSI auto-changers
    313   1.1   reinoud uk*	at scsibus? target ? lun ?	# SCSI unknown device
    314   1.1   reinoud ss*	at scsibus? target ? lun ?	# SCSI scanner
    315   1.1   reinoud 
    316   1.1   reinoud dtide*	at podulebus?			# D.T. Software IDE card
    317   1.1   reinoud 
    318   1.1   reinoud hcide*	at podulebus?			# HCCS IDE card
    319   1.1   reinoud 
    320   1.1   reinoud icside*	at podulebus?			# ICS IDE card
    321   1.1   reinoud 
    322   1.1   reinoud rapide*	at podulebus?			# Yellowstone RapIDE card
    323   1.1   reinoud 
    324   1.1   reinoud simide*	at podulebus?			# Simtec IDE card
    325   1.1   reinoud 
    326   1.1   reinoud amps*	at podulebus?			# Atomwide Multi-Port Serial card
    327   1.1   reinoud com*	at amps?
    328   1.1   reinoud 
    329   1.1   reinoud ie*	at podulebus?			# Ether1 podules
    330   1.1   reinoud ea*	at podulebus?			# Ether3 podules
    331   1.1   reinoud eb0	at podulebus?			# EtherB network slot cards
    332   1.1   reinoud ne*	at podulebus?			# NE2000 clone cards
    333   1.1   reinoud 
    334   1.2     lukem pseudo-device	loop	1		# network loopback
    335   1.2     lukem pseudo-device	bpfilter 8		# packet filter
    336   1.2     lukem pseudo-device	sl	2		# CSLIP
    337   1.1   reinoud pseudo-device	ppp	2		# PPP
    338   1.6    martin pseudo-device	pppoe			# PPP over Ethernet (RFC 2516)
    339   1.1   reinoud pseudo-device	tun	2		# network tunneling over tty
    340  1.47      cube pseudo-device	tap			# virtual Ethernet
    341   1.8   reinoud #pseudo-device	gre	2		# generic L3 over IP tunnel
    342   1.1   reinoud #pseudo-device	ipfilter 1		# ip filter
    343   1.1   reinoud pseudo-device	gif	4		# IPv[46] over IPv[46] tunnel (RFC1933)
    344   1.1   reinoud #pseudo-device	faith	1		# IPv[46] tcp relay translation i/f
    345   1.1   reinoud #pseudo-device	stf	1		# 6to4 IPv6 over IPv4 encapsulation
    346   1.1   reinoud #pseudo-device	strip	4		# STarmode Radio IP (Metricon Ricochet)
    347   1.1   reinoud pseudo-device	vlan			# IEEE 802.1q encapsulation
    348   1.3    atatat pseudo-device	bridge			# simple inter-network bridging
    349  1.25  perseant #options	BRIDGE_IPF		# bridge uses IP/IPv6 pfil hooks too
    350   1.1   reinoud pseudo-device	pty			# pseudo-terminals
    351   1.1   reinoud pseudo-device	tb	1		# tablet line discipline
    352   1.2     lukem pseudo-device	vnd	4		# disk-like interface to files
    353   1.1   reinoud pseudo-device	ccd	2		# concatenated disk devices
    354  1.21     elric #pseudo-device	cgd	4		# cryptographic disk devices
    355   1.7     oster pseudo-device	raid	8		# RAIDframe disk driver
    356   1.7     oster options 	RAID_AUTOCONFIG		# auto-configuration of RAID components
    357   1.7     oster # Options to enable various other RAIDframe RAID types.
    358   1.7     oster # options	RF_INCLUDE_EVENODD=1
    359   1.7     oster # options	RF_INCLUDE_RAID5_RS=1
    360   1.7     oster # options	RF_INCLUDE_PARITYLOGGING=1
    361   1.7     oster # options	RF_INCLUDE_CHAINDECLUSTER=1
    362   1.7     oster # options	RF_INCLUDE_INTERDECLUSTER=1
    363   1.7     oster # options 	RF_INCLUDE_PARITY_DECLUSTERING=1
    364   1.7     oster # options	RF_INCLUDE_PARITY_DECLUSTERING_DS=1
    365  1.49   hannken pseudo-device	fss	4		# file system snapshot device
    366   1.1   reinoud pseudo-device	md	1		# Ramdisk driver
    367   1.1   reinoud pseudo-device	rnd			# /dev/random and in-kernel generator
    368  1.17     lukem pseudo-device	clockctl		# user control of clock subsystem
    369   1.1   reinoud 
    370   1.2     lukem makeoptions	MONITOR="Taxan875+LR"
    371   1.2     lukem #makeoptions	MONITOR="AKF60"
    372   1.2     lukem makeoptions	MODES="1024,768,60 1024,768,70 800,600,60 640,480,60 1280,1024 1152,900"
    373  1.26     ragge pseudo-device	ksyms			# /dev/ksyms
    374  1.40    itojun #pseudo-device	pf			# PF packet filter
    375  1.40    itojun #pseudo-device	pflog			# PF log if
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