Home | History | Annotate | Line # | Download | only in conf
INSTALL revision 1.29
      1  1.29   tsutsui # $NetBSD: INSTALL,v 1.29 2008/02/28 17:01:51 tsutsui Exp $
      2   1.1       cdi #
      3   1.1       cdi # INSTALL -- installation and rescue kernel.
      4   1.1       cdi #
      5   1.1       cdi # This kernel should be derived from GENERIC with most features
      6   1.1       cdi # commented out to shoehorn into Cobalt kernel size limitations.
      7   1.1       cdi # 
      8   1.1       cdi 
      9   1.1       cdi include 	"arch/cobalt/conf/std.cobalt"
     10   1.1       cdi 
     11   1.1       cdi options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
     12   1.1       cdi 
     13  1.29   tsutsui #ident 		"INSTALL-$Revision: 1.29 $"
     14   1.1       cdi 
     15  1.11   tsutsui makeoptions     COPTS="-Os -mmemcpy"
     16  1.22   tsutsui makeoptions	CPUFLAGS="-march=vr5000 -mabi=32"
     17   1.1       cdi 
     18   1.1       cdi maxusers	32
     19   1.1       cdi 
     20   1.1       cdi # Standard system options
     21   1.1       cdi options 	KTRACE		# system call tracing support
     22   1.1       cdi options 	SYSVMSG		# System V message queues
     23   1.1       cdi options 	SYSVSEM		# System V semaphores
     24   1.1       cdi #options 	SEMMNI=10	# number of semaphore identifiers
     25   1.1       cdi #options 	SEMMNS=60	# number of semaphores in system
     26   1.1       cdi #options 	SEMUME=10	# max number of undo entries per process
     27   1.1       cdi #options 	SEMMNU=30	# number of undo structures in system
     28   1.1       cdi options 	SYSVSHM		# System V shared memory
     29   1.1       cdi #options 	SHMMAXPGS=1024	# 1024 pages is the default
     30   1.1       cdi options 	P1003_1B_SEMAPHORE # p1003.1b semaphore support
     31   1.1       cdi #options 	LKM		# loadable kernel modules
     32   1.1       cdi #options 	NTP		# network time protocol
     33   1.1       cdi options 	USERCONF	# userconf(4) support
     34   1.1       cdi #options	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
     35   1.1       cdi #options 	SYSCTL_INCLUDE_DESCR	# Include sysctl descriptions in kernel
     36   1.1       cdi 
     37   1.1       cdi # Enable experimental buffer queue strategy for better responsiveness under 
     38   1.1       cdi # high disk I/O load. Use it with caution - it's not proven to be stable yet.
     39   1.7   tsutsui #options 	BUFQ_READPRIO
     40   1.7   tsutsui #options 	BUFQ_PRIOCSCAN
     41   1.1       cdi 
     42   1.1       cdi # Debugging options
     43   1.1       cdi #options 	DIAGNOSTIC	# extra kernel sanity checking
     44   1.1       cdi #options 	DEBUG		# extra kernel debugging support
     45   1.1       cdi #options 	KMEMSTATS	# kernel memory statistics (vmstat -m)
     46   1.1       cdi options 	DDB		# kernel dynamic debugger
     47   1.1       cdi #options 	DDB_HISTORY_SIZE=100 # enable history editing in DDB
     48   1.1       cdi #makeoptions	DEBUG="-g"	# compile full symbol table
     49   1.1       cdi 
     50   1.1       cdi # Compatibility options
     51   1.1       cdi options 	COMPAT_43	# compatibility with 4.3BSD binaries
     52   1.1       cdi #options 	COMPAT_09	# NetBSD 0.9 binary compatibility
     53   1.1       cdi #options 	COMPAT_10	# NetBSD 1.0 binary compatibility
     54   1.1       cdi #options 	COMPAT_11	# NetBSD 1.1 binary compatibility
     55   1.1       cdi #options 	COMPAT_12	# NetBSD 1.2 binary compatibility
     56   1.1       cdi #options 	COMPAT_13	# NetBSD 1.3 binary compatibility
     57   1.1       cdi #options 	COMPAT_14	# NetBSD 1.4 binary compatibility
     58  1.26      manu #options 	COMPAT_15	# NetBSD 1.5 binary compatibility
     59   1.1       cdi options 	COMPAT_16	# NetBSD 1.6 binary compatibility
     60   1.4    simonb options 	COMPAT_20	# NetBSD 2.0 binary compatibility
     61   1.9  christos options 	COMPAT_30	# NetBSD 3.0 compatibility.
     62  1.29   tsutsui options 	COMPAT_40	# NetBSD 4.0 compatibility.
     63   1.1       cdi #options 	EXEC_ECOFF	# exec ECOFF binaries
     64   1.1       cdi #options 	COMPAT_ULTRIX	# binary compatibility with Ultrix
     65   1.1       cdi #options 	TCP_COMPAT_42	# 4.2BSD TCP/IP bug compat. Not recommended.
     66   1.1       cdi options		COMPAT_BSDPTY	# /dev/[pt]ty?? ptys.
     67   1.1       cdi 
     68   1.1       cdi # File systems
     69   1.1       cdi file-system	FFS		# Berkeley Fast Filesystem
     70   1.1       cdi file-system 	EXT2FS		# second extended file system (linux)
     71   1.1       cdi file-system	NFS		# Sun NFS-compatible filesystem client
     72   1.1       cdi #file-system	KERNFS		# kernel data-structure filesystem
     73   1.1       cdi #file-system	NULLFS		# NULL layered filesystem
     74   1.1       cdi #file-system 	OVERLAY		# overlay file system
     75   1.1       cdi file-system	MFS		# memory-based filesystem
     76   1.1       cdi file-system	FDESC		# user file descriptor filesystem
     77   1.1       cdi #file-system	UMAPFS		# uid/gid remapping filesystem
     78   1.1       cdi #file-system	LFS		# Log-based filesystem (still experimental)
     79   1.1       cdi #file-system	PORTAL		# portal filesystem (still experimental)
     80   1.1       cdi #file-system	PROCFS		# /proc
     81   1.1       cdi #file-system	CD9660		# ISO 9660 + Rock Ridge file system
     82   1.1       cdi #file-system	UNION		# union file system
     83   1.1       cdi #file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
     84   1.1       cdi #file-system 	CODA		# Coda File System; also needs vcoda (below)
     85  1.10  christos #file-system	PTYFS		# /dev/pts/N support
     86   1.1       cdi 
     87   1.1       cdi # File system options
     88   1.1       cdi #options 	NFSSERVER	# Sun NFS-compatible filesystem server
     89   1.1       cdi #options 	QUOTA		# FFS quotas
     90   1.1       cdi #options 	FFS_EI		# FFS Endian Independant support
     91   1.1       cdi #options 	SOFTDEP		# FFS soft updates support.
     92  1.15   tsutsui options 	FFS_NO_SNAPSHOT	# No FFS snapshot support
     93   1.1       cdi #options 	EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
     94   1.1       cdi 				# immutable) behave as system flags.
     95   1.1       cdi 
     96   1.1       cdi # Networking options
     97   1.1       cdi #options 	GATEWAY		# IP packet forwarding
     98   1.1       cdi options 	INET		# Internet protocols
     99   1.1       cdi #options 	INET6		# IPV6
    100   1.1       cdi #options 	IPSEC		# IP security
    101   1.1       cdi #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
    102   1.8      tron #options 	IPSEC_NAT_T	# IPsec NAT traversal (NAT-T)
    103   1.1       cdi #options 	IPSEC_DEBUG	# debug for IP security
    104   1.1       cdi #options 	MROUTING	# packet forwarding of multicast packets
    105   1.1       cdi #options 	PIM		# Protocol Independent Multicast
    106   1.1       cdi #options 	ISO,TPIP	# OSI networking
    107   1.1       cdi #options 	EON		# OSI tunneling over IP
    108   1.1       cdi #options 	NETATALK	# AppleTalk (over Ethernet) protocol
    109   1.1       cdi #options 	PPP_BSDCOMP	# BSD-Compress compression support for PPP
    110   1.1       cdi #options 	PPP_DEFLATE	# Deflate compression support for PPP
    111   1.1       cdi #options 	PPP_FILTER	# Active filter support for PPP (requires bpf)
    112   1.1       cdi #options 	PFIL_HOOKS	# pfil(9) packet filter hooks
    113   1.1       cdi #options 	IPFILTER_LOG	# ipmon(8) log support
    114  1.25  christos options 	IPFILTER_LOOKUP	# ippool(8) support
    115   1.1       cdi #options 	IPFILTER_DEFAULT_BLOCK	# block all packets by default
    116   1.1       cdi #options 	TCP_DEBUG	# Record last TCP_NDEBUG packets with SO_DEBUG
    117   1.1       cdi 
    118   1.1       cdi #options 	ALTQ		# Manipulate network interfaces' output queues
    119   1.1       cdi #options 	ALTQ_BLUE	# Stochastic Fair Blue
    120   1.1       cdi #options 	ALTQ_CBQ	# Class-Based Queueing
    121   1.1       cdi #options 	ALTQ_CDNR	# Diffserv Traffic Conditioner
    122   1.1       cdi #options 	ALTQ_FIFOQ	# First-In First-Out Queue
    123   1.1       cdi #options 	ALTQ_FLOWVALVE	# RED/flow-valve (red-penalty-box)
    124   1.1       cdi #options 	ALTQ_HFSC	# Hierarchical Fair Service Curve
    125   1.1       cdi #options 	ALTQ_LOCALQ	# Local queueing discipline
    126   1.1       cdi #options 	ALTQ_PRIQ	# Priority Queueing
    127   1.1       cdi #options 	ALTQ_RED	# Random Early Detection
    128   1.1       cdi #options 	ALTQ_RIO	# RED with IN/OUT
    129   1.1       cdi #options 	ALTQ_WFQ	# Weighted Fair Queueing
    130   1.1       cdi 
    131   1.1       cdi # These options enable verbose messages for several subsystems.
    132   1.1       cdi # Warning, these may compile large string tables into the kernel!
    133   1.1       cdi #options 	PCIVERBOSE	# verbose PCI device autoconfig messages
    134   1.1       cdi #options 	PCI_CONFIG_DUMP	# verbosely dump PCI config space
    135   1.1       cdi #options 	SCSIVERBOSE	# human readable SCSI error messages
    136   1.1       cdi #options 	MIIVERBOSE	# verbose PHY autoconfig messages
    137   1.1       cdi 
    138   1.1       cdi options 	NFS_BOOT_DHCP
    139   1.1       cdi 
    140   1.1       cdi config		netbsd	root on ? type nfs
    141   1.1       cdi 
    142   1.1       cdi mainbus0 	at root
    143   1.1       cdi 
    144   1.1       cdi cpu0 		at mainbus?
    145   1.1       cdi 
    146  1.19   tsutsui mcclock0	at mainbus? addr 0x10000070
    147  1.19   tsutsui 
    148   1.1       cdi com0		at mainbus? addr 0x1c800000 level 3
    149   1.1       cdi options 	COM_16650
    150   1.1       cdi 
    151   1.1       cdi panel0 		at mainbus? addr 0x1f000000
    152   1.1       cdi 
    153   1.1       cdi gt0 		at mainbus? addr 0x14000000
    154   1.1       cdi 
    155   1.1       cdi pci* 		at gt0
    156   1.1       cdi pchb* 		at pci? dev ? function ?
    157   1.1       cdi pcib* 		at pci? dev ? function ?
    158   1.1       cdi 
    159   1.5   tsutsui options 	PCI_NETBSD_CONFIGURE
    160   1.5   tsutsui 
    161   1.1       cdi # Cryptographic Devices
    162   1.1       cdi 
    163   1.1       cdi # PCI cryptographic devices
    164   1.1       cdi #hifn*	at pci? dev ? function ?	# Hifn 7755/7811/795x
    165   1.1       cdi #ubsec*	at pci? dev ? function ?	# Broadcom 5501/5601/580x/582x
    166   1.1       cdi 
    167   1.1       cdi # PCI serial/parallel interfaces
    168   1.1       cdi #puc* 		at pci? dev ? function ? 	# PCI "universal" comm. cards
    169   1.1       cdi #com* 		at puc? port ?
    170   1.1       cdi #lpt* 		at puc? port ?
    171   1.1       cdi #cy* 		at pci? dev ? function ?	# Cyclades Cyclom-Y serial cards
    172   1.1       cdi 
    173   1.1       cdi # PCI SCSI controllers
    174   1.1       cdi #adv*		at pci? dev ? function ?	# AdvanSys 1200[A,B], 9xx[U,UA]
    175   1.1       cdi #adw*		at pci? dev ? function ?	# AdvanSys 9xxUW SCSI
    176   1.1       cdi #ahc*		at pci? dev ? function ?	# Adaptec [23]94x, aic78x0 SCSI
    177   1.1       cdi #bha*		at pci? dev ? function ?	# BusLogic 9xx SCSI
    178   1.1       cdi #dpt*		at pci? dev ? function ?	# DPT SmartCache/SmartRAID
    179   1.1       cdi #isp*		at pci? dev ? function ?	# Qlogic ISP [12]0x0 SCSI/FC
    180   1.1       cdi #siop*		at pci? dev ? function ?	# NCR 53c8xx SCSI
    181   1.1       cdi #esiop*		at pci? dev ? function ?	# NCR 53c82s75xx SCSI and newer
    182   1.1       cdi #pcscp*		at pci? dev ? function ?	# AMD 53c974 PCscsi-PCI SCSI
    183   1.1       cdi 
    184   1.1       cdi # SCSI bus support
    185   1.1       cdi #scsibus* 	at adv?
    186   1.1       cdi #scsibus* 	at adw?
    187   1.1       cdi #scsibus* 	at ahc?
    188   1.1       cdi #scsibus* 	at bha?
    189   1.1       cdi #scsibus* 	at dpt?
    190   1.1       cdi #scsibus* 	at isp?
    191   1.1       cdi #scsibus* 	at siop?
    192   1.1       cdi #scsibus* 	at esiop?
    193   1.1       cdi #scsibus* 	at pcscp?
    194   1.1       cdi 
    195   1.1       cdi # SCSI devices
    196   1.1       cdi #sd*		at scsibus? target ? lun ?	# SCSI disk drives
    197   1.1       cdi #st*		at scsibus? target ? lun ?	# SCSI tape drives
    198   1.1       cdi #cd*		at scsibus? target ? lun ?	# SCSI CD-ROM drives
    199   1.1       cdi #ch*		at scsibus? target ? lun ?	# SCSI autochangers
    200   1.1       cdi #ss*		at scsibus? target ? lun ?	# SCSI scanners
    201   1.1       cdi #uk*		at scsibus? target ? lun ?	# SCSI unknown
    202   1.1       cdi 
    203   1.1       cdi # RAID controllers and devices
    204   1.1       cdi #cac*		at pci? dev ? function ?	# Compaq array controller
    205   1.1       cdi #ca*		at cac? unit ?			# Compaq array disk device
    206   1.1       cdi 
    207   1.1       cdi # IDE and related devices
    208   1.1       cdi # PCI IDE controllers - see pciide(4) for supported hardware.
    209   1.1       cdi # The 0x0001 flag force the driver to use DMA, even if the driver doesn't know
    210   1.1       cdi # how to set up DMA modes for this chip. This may work, or may cause
    211   1.1       cdi # a machine hang with some controllers.
    212   1.1       cdi pciide* 	at pci? dev ? function ? flags 0x0000	# GENERIC pciide driver
    213   1.1       cdi acardide*	at pci? dev ? function ?	# Acard IDE controllers
    214   1.1       cdi aceride* 	at pci? dev ? function ?	# Acer Lab IDE controllers
    215   1.1       cdi artsata*	at pci? dev ? function ?	# Intel i31244 SATA controller
    216   1.1       cdi cmdide* 	at pci? dev ? function ?	# CMD tech IDE controllers
    217   1.1       cdi cypide* 	at pci? dev ? function ?	# Cypress IDE controllers
    218   1.1       cdi hptide* 	at pci? dev ? function ?	# Triones/HighPoint IDE controllers
    219   1.1       cdi optiide* 	at pci? dev ? function ?	# Opti IDE controllers
    220   1.1       cdi pdcide* 	at pci? dev ? function ?	# Promise IDE controllers
    221   1.1       cdi pdcsata* 	at pci? dev ? function ?	# Promise SATA150 controllers
    222   1.1       cdi satalink*	at pci? dev ? function ?	# SiI SATALink controllers
    223   1.1       cdi siside* 	at pci? dev ? function ?	# SiS IDE controllers
    224   1.1       cdi slide*  	at pci? dev ? function ?	# Symphony Labs IDE controllers
    225   1.1       cdi viaide* 	at pci? dev ? function ?	# VIA/AMD/Nvidia IDE controllers
    226   1.1       cdi 
    227   1.1       cdi # ATA bus
    228   1.1       cdi atabus* 	at ata?
    229   1.1       cdi 
    230   1.1       cdi # IDE drives
    231   1.1       cdi # Flags are used only with controllers that support DMA operations
    232   1.1       cdi # and mode settings (e.g. some pciide controllers)
    233   1.1       cdi # The lowest order four bits (rightmost digit) of the flags define the PIO
    234   1.1       cdi # mode to use, the next set of four bits the DMA mode and the third set the
    235   1.1       cdi # UltraDMA mode. For each set of four bits, the 3 lower bits define the mode
    236   1.1       cdi # to use, and the last bit must be 1 for this setting to be used.
    237   1.1       cdi # For DMA and UDMA, 0xf (1111) means 'disable'.
    238   1.1       cdi # 0x0fac means 'use PIO mode 4, DMA mode 2, disable UltraDMA'.
    239   1.1       cdi # (0xc=1100, 0xa=1010, 0xf=1111)
    240   1.1       cdi # 0x0000 means "use whatever the drive claims to support".
    241   1.1       cdi wd* 		at atabus? drive ? flags 0x0000
    242   1.1       cdi 
    243   1.1       cdi # PCI network interfaces
    244   1.1       cdi #en*		at pci? dev ? function ?	# ENI/Adaptec ATM
    245   1.1       cdi #ep*		at pci? dev ? function ?	# 3Com 3c59x
    246   1.1       cdi #ex*		at pci? dev ? function ?	# 3Com 90x[BC]
    247   1.1       cdi #epic*		at pci? dev ? function ?	# SMC EPIC/100 Ethernet
    248   1.1       cdi #esh*		at pci? dev ? function ?	# Essential HIPPI card
    249   1.1       cdi #fpa*		at pci? dev ? function ?	# DEC DEFPA FDDI
    250   1.1       cdi #fxp*		at pci? dev ? function ?	# Intel EtherExpress PRO10+/100B
    251   1.1       cdi #le*		at pci? dev ? function ?	# PCnet-PCI Ethernet
    252   1.1       cdi #ne*		at pci? dev ? function ?	# NE2000-compatible Ethernet
    253   1.1       cdi #ntwoc*		at pci? dev ? function ?	# Riscom/N2 PCI Sync Serial
    254   1.1       cdi #sip*		at pci? dev ? function ?	# SiS 900 Ethernet
    255   1.1       cdi #tl*		at pci? dev ? function ?	# ThunderLAN-based Ethernet
    256   1.1       cdi tlp*		at pci? dev ? function ?	# DECchip 21x4x and clones
    257   1.1       cdi #vr*		at pci? dev ? function ?	# VIA Rhine Fast Ethernet
    258   1.1       cdi #lmc*		at pci? dev ? function ?	# Lan Media Corp SSI/HSSI/DS3
    259   1.1       cdi #rtk*		at pci? dev ? function ?	# Realtek 8129/8139
    260   1.1       cdi 
    261   1.1       cdi # MII/PHY support
    262   1.1       cdi #exphy*		at mii? phy ?			# 3Com internal PHYs
    263   1.1       cdi #icsphy*		at mii? phy ?			# ICS189x PHYs
    264   1.1       cdi #inphy*		at mii? phy ?			# Intel 82555 PHYs
    265   1.1       cdi #iophy*		at mii? phy ?			# Intel 82553 PHYs
    266   1.1       cdi lxtphy*		at mii? phy ?			# Level One LXT-970 PHYs
    267   1.1       cdi #nsphy*		at mii? phy ?			# NS83840 PHYs
    268   1.1       cdi #nsphyter* 	at mii? phy ?			# NS83843 PHYs
    269   1.1       cdi #qsphy*		at mii? phy ?			# Quality Semiconductor QS6612
    270   1.1       cdi #sqphy*		at mii? phy ?			# Seeq 80220/80221/80223 PHYs
    271   1.1       cdi #tlphy*		at mii? phy ?			# ThunderLAN PHYs
    272   1.1       cdi #tqphy*		at mii? phy ?			# TDK Semiconductor PHYs
    273   1.1       cdi #ukphy*		at mii? phy ?			# generic unknown PHYs
    274   1.1       cdi 
    275   1.1       cdi # PCI audio devices
    276   1.1       cdi #clcs*		at pci? dev ? function ?	# Cirrus Logic CS4280
    277   1.1       cdi #eap*		at pci? dev ? function ?	# Ensoniq AudioPCI
    278   1.1       cdi #eso*		at pci? dev ? function ?	# ESS Solo-1 PCI AudioDrive
    279   1.1       cdi #fms*		at pci? dev ? function ?	# Forte Media FM801
    280   1.1       cdi #sbl*		at pci? dev ? function ?	# SoundBlaster Live!
    281   1.1       cdi #sv*		at pci? dev ? function ?	# S3 SonicVibes
    282   1.1       cdi 
    283   1.1       cdi # Pseudo-devices
    284   1.1       cdi 
    285  1.13   thorpej #pseudo-device 	crypto				# /dev/crypto device
    286  1.14   thorpej #pseudo-device	swcrypto			# software crypto implementation
    287   1.1       cdi 
    288   1.1       cdi # Disk/mass storage pseudo-devices
    289   1.1       cdi #pseudo-device	ccd		4		# concatenated disk devices
    290   1.1       cdi #pseudo-device	cgd		4		# cryptographic disk devices
    291   1.1       cdi #pseudo-device	raid		8		# RAIDframe disk driver
    292   1.1       cdi #options 	RAID_AUTOCONFIG			# auto-configuration of RAID
    293   1.1       cdi # Options to enable various other RAIDframe RAID types.
    294   1.1       cdi # options	RF_INCLUDE_EVENODD=1
    295   1.1       cdi # options	RF_INCLUDE_RAID5_RS=1
    296   1.1       cdi # options	RF_INCLUDE_PARITYLOGGING=1
    297   1.1       cdi # options	RF_INCLUDE_CHAINDECLUSTER=1
    298   1.1       cdi # options	RF_INCLUDE_INTERDECLUSTER=1
    299   1.1       cdi # options 	RF_INCLUDE_PARITY_DECLUSTERING=1
    300   1.1       cdi # options	RF_INCLUDE_PARITY_DECLUSTERING_DS=1
    301   1.1       cdi #pseudo-device	md		1		# memory disk device (ramdisk)
    302  1.18      cube #pseudo-device	vnd				# disk-like interface to files
    303   1.1       cdi 
    304   1.1       cdi # Network pseudo-devices
    305  1.17    rpaulo #pseudo-device	bpfilter			# Berkeley packet filter
    306   1.1       cdi #pseudo-device	ipfilter			# IP filter (firewall) and NAT
    307   1.1       cdi pseudo-device	loop				# network loopback
    308  1.18      cube #pseudo-device	ppp				# Point-to-Point Protocol
    309   1.1       cdi #pseudo-device	pppoe				# PPP over Ethernet (RFC 2516)
    310  1.18      cube #pseudo-device	sl				# Serial Line IP
    311  1.18      cube #pseudo-device	strip				# Starmode Radio IP (Metricom)
    312  1.18      cube #pseudo-device	tun				# network tunneling over tty
    313   1.1       cdi #pseudo-device	tap				# virtual Ethernet
    314  1.18      cube #pseudo-device	gre				# generic L3 over IP tunnel
    315  1.18      cube #pseudo-device	gif				# RFC1933 tunnel
    316  1.18      cube #pseudo-device	faith				# IPv[46] tcp relay translation
    317  1.18      cube #pseudo-device	stf				# 6to4 IPv6 over IPv4 encapsulation
    318   1.1       cdi #pseudo-device	vlan			# IEEE 802.1q encapsulation
    319   1.1       cdi #pseudo-device	bridge			# simple inter-network bridging
    320   1.1       cdi #options	BRIDGE_IPF		# bridge uses IP/IPv6 pfil hooks too
    321   1.1       cdi 
    322   1.1       cdi # Miscellaneous pseudo-devices
    323   1.1       cdi pseudo-device	pty				# pseudo-terminals
    324   1.1       cdi #pseudo-device	sequencer	1		# MIDI sequencer
    325   1.1       cdi pseudo-device	rnd				# /dev/random & kernel generator
    326   1.1       cdi #options 	RND_COM				# use "com" randomness (BROKEN)
    327   1.1       cdi pseudo-device	clockctl		# user control of clock subsystem
    328   1.1       cdi pseudo-device	nullcons			# no-op console
    329   1.1       cdi 
    330   1.1       cdi # A pseudo device needed for Coda		# also needs CODA (above)
    331   1.1       cdi #pseudo-device	vcoda		4		# coda minicache <-> venus comm.
    332   1.1       cdi #pseudo-device	ksyms				# /dev/ksyms
    333   1.1       cdi #pseudo-device	pf			# PF packet filter
    334   1.1       cdi #pseudo-device	pflog			# PF log if
    335