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MRCOFFEE revision 1.3.2.9
      1  1.3.2.9  christos # $NetBSD: MRCOFFEE,v 1.3.2.9 2005/12/11 10:28:26 christos Exp $
      2  1.3.2.2     skrll # From: NetBSD: GENERIC,v 1.160 2004/07/10 12:05:35 uwe Exp
      3  1.3.2.2     skrll #
      4  1.3.2.2     skrll # Mr.Coffee (JavaStation 1) machine description file
      5  1.3.2.2     skrll #
      6  1.3.2.2     skrll # This configuration is for machines using Open Boot Prom only!
      7  1.3.2.2     skrll # The OpenFirmware-variants of JavaStation 1 should use the MRCOFFEE_OFW
      8  1.3.2.2     skrll # kernel.
      9  1.3.2.2     skrll #
     10  1.3.2.2     skrll 
     11  1.3.2.2     skrll include 	"arch/sparc/conf/std.sparc"
     12  1.3.2.2     skrll 
     13  1.3.2.2     skrll options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
     14  1.3.2.2     skrll 
     15  1.3.2.9  christos #ident 		"MRCOFFEE-$Revision: 1.3.2.9 $"
     16  1.3.2.2     skrll 
     17  1.3.2.2     skrll maxusers	32
     18  1.3.2.2     skrll 
     19  1.3.2.2     skrll ## System kernel configuration.  See options(4) for more detail.
     20  1.3.2.2     skrll 
     21  1.3.2.2     skrll 
     22  1.3.2.2     skrll # Options for variants of the Sun SPARC architecure.
     23  1.3.2.2     skrll # We currently support three architecture types; at least one is required.
     24  1.3.2.2     skrll options 	SUN4M		# sun4m - SS10, SS20, Classic, etc.
     25  1.3.2.2     skrll 
     26  1.3.2.2     skrll 
     27  1.3.2.2     skrll ## System options specific to the sparc machine type
     28  1.3.2.2     skrll 
     29  1.3.2.2     skrll # Blink the power LED on some machines to indicate the system load.
     30  1.3.2.2     skrll #options 	BLINK
     31  1.3.2.2     skrll 
     32  1.3.2.2     skrll # XXX: uwe: TCX driver doesn't support RASTERCONSOLE, so don't bother
     33  1.3.2.2     skrll ## Use a faster console than the PROM's slow drawing routines.  Not needed
     34  1.3.2.2     skrll ## for headless (no framebuffer) machines.
     35  1.3.2.2     skrll #options 	RASTERCONSOLE		# fast rasterop console
     36  1.3.2.2     skrll #options 	FONT_GALLANT12x22	# the console font
     37  1.3.2.2     skrll #options 	FONT_BOLD8x16		# a somewhat smaller font
     38  1.3.2.2     skrll ## default console colors: black-on-white; this can be changed
     39  1.3.2.2     skrll ## using the following two options.
     40  1.3.2.2     skrll #options 	RASTERCONSOLE_FGCOL=WSCOL_BLACK
     41  1.3.2.2     skrll #options 	RASTERCONSOLE_BGCOL=WSCOL_WHITE
     42  1.3.2.2     skrll 
     43  1.3.2.2     skrll #### System options that are the same for all ports
     44  1.3.2.2     skrll 
     45  1.3.2.2     skrll ## Root device configuration: change the ?'s if you are going to use a
     46  1.3.2.2     skrll ## nonstandard root partition (other than where the kernel is booted from)
     47  1.3.2.2     skrll ## and/or nonstandard root type (not ffs or nfs).  Normally this can be
     48  1.3.2.2     skrll ## automagically determined at boot time.
     49  1.3.2.2     skrll 
     50  1.3.2.2     skrll config		netbsd	root on ? type ?
     51  1.3.2.2     skrll 
     52  1.3.2.2     skrll ## System call tracing (see ktrace(1)).
     53  1.3.2.2     skrll options 	KTRACE
     54  1.3.2.2     skrll options 	SYSTRACE	# system call vetting via systrace(1)
     55  1.3.2.2     skrll 
     56  1.3.2.2     skrll ## Collect statistics on kernel malloc's and free's.  This does have a
     57  1.3.2.2     skrll ## significant performance hit on slower machines, so it is intended for
     58  1.3.2.2     skrll ## diagnostic use only.
     59  1.3.2.2     skrll #options 	KMEMSTATS
     60  1.3.2.2     skrll 
     61  1.3.2.2     skrll ## System V compatible IPC subsystem.  (msgctl(2), semctl(2), and shmctl(2))
     62  1.3.2.2     skrll options 	SYSVMSG		# System V message queues
     63  1.3.2.2     skrll options 	SYSVSEM		# System V semaphores
     64  1.3.2.2     skrll #options 	SEMMNI=10	# number of semaphore identifiers
     65  1.3.2.2     skrll #options 	SEMMNS=60	# number of semaphores in system
     66  1.3.2.2     skrll #options 	SEMUME=10	# max number of undo entries per process
     67  1.3.2.2     skrll #options 	SEMMNU=30	# number of undo structures in system
     68  1.3.2.2     skrll options 	SYSVSHM		# System V shared memory
     69  1.3.2.2     skrll #options 	SHMMAXPGS=1024	# 1024 pages is the default
     70  1.3.2.2     skrll options 	P1003_1B_SEMAPHORE # p1003.1b semaphore support
     71  1.3.2.2     skrll 
     72  1.3.2.2     skrll ## Loadable kernel module support; still under development.
     73  1.3.2.2     skrll options 	LKM
     74  1.3.2.2     skrll 
     75  1.3.2.2     skrll options 	USERCONF	# userconf(4) support
     76  1.3.2.2     skrll #options 	PIPE_SOCKETPAIR	# smaller, but slower pipe(2)
     77  1.3.2.2     skrll options 	SYSCTL_INCLUDE_DESCR	# Include sysctl descriptions in kernel
     78  1.3.2.2     skrll 
     79  1.3.2.2     skrll # Enable experimental buffer queue strategy for better responsiveness under 
     80  1.3.2.2     skrll # high disk I/O load. Use it with caution - it's not proven to be stable yet.
     81  1.3.2.8     skrll #options 	BUFQ_READPRIO
     82  1.3.2.8     skrll #options 	BUFQ_PRIOCSCAN
     83  1.3.2.2     skrll 
     84  1.3.2.2     skrll ## NFS boot options; tries DHCP/BOOTP then BOOTPARAM
     85  1.3.2.2     skrll options 	NFS_BOOT_BOOTPARAM
     86  1.3.2.2     skrll #options 	NFS_BOOT_BOOTP
     87  1.3.2.2     skrll options 	NFS_BOOT_DHCP
     88  1.3.2.2     skrll 
     89  1.3.2.2     skrll #### Debugging options
     90  1.3.2.2     skrll 
     91  1.3.2.2     skrll ## The DDB in-kernel debugger runs at panic (unless DDB_ONPANIC=0), or at
     92  1.3.2.2     skrll ## serial console break or keyboard reset, where the PROM would normally
     93  1.3.2.2     skrll ## intercept.  DDB_HISTORY_SIZE adds up/down arrow command history.
     94  1.3.2.2     skrll #options 	DDB			# kernel dynamic debugger
     95  1.3.2.2     skrll #options 	DDB_HISTORY_SIZE=100	# enable history editing in DDB
     96  1.3.2.2     skrll #options 	DDB_ONPANIC=1		# see also sysctl(8): `ddb.onpanic'
     97  1.3.2.2     skrll 
     98  1.3.2.2     skrll ## You may also use gdb, on another computer connected to this machine over
     99  1.3.2.2     skrll ## a serial port.  Both KGDB_DEV and KGDB_DEVRATE should be specified;
    100  1.3.2.2     skrll ## KGDB_DEV is a dev_t encoded device number of the serial port to use, where
    101  1.3.2.2     skrll ## the minor device number encodes the PROM enumeration of the serial ports,
    102  1.3.2.2     skrll ## i.e.:
    103  1.3.2.2     skrll ## 0xc00 = ttya, 0xc01 = ttyb, 0xc02 = ttyc, 0xc03 = ttyd.
    104  1.3.2.2     skrll ## (Note: ttyc and ttyd are available only on some sun4 models)
    105  1.3.2.2     skrll #options 	KGDB			# support for kernel gdb
    106  1.3.2.2     skrll #options 	KGDB_DEV=0xc01		# kgdb device number (this is `ttyb')
    107  1.3.2.2     skrll #options 	KGDB_DEVRATE=38400	# baud rate
    108  1.3.2.2     skrll 
    109  1.3.2.2     skrll 
    110  1.3.2.2     skrll ## Compile the kernel with debugging symbols (`netbsd.gdb' is the debug file),
    111  1.3.2.2     skrll ## such that gdb(1) can be used on a kernel coredump.
    112  1.3.2.2     skrll 
    113  1.3.2.2     skrll #makeoptions	DEBUG="-g"
    114  1.3.2.2     skrll makeoptions	COPTS="-pipe -mcpu=supersparc -O2"
    115  1.3.2.2     skrll 
    116  1.3.2.2     skrll 
    117  1.3.2.2     skrll 
    118  1.3.2.2     skrll ## Adds code to the kernel that does internal consistency checks, and will
    119  1.3.2.2     skrll ## cause the kernel to panic if corruption of internal data structures
    120  1.3.2.2     skrll ## is detected.
    121  1.3.2.2     skrll #options 	DIAGNOSTIC	# extra kernel sanity checking
    122  1.3.2.2     skrll 
    123  1.3.2.2     skrll ## Enable (possibly expensive) debugging code that may also display messages
    124  1.3.2.2     skrll ## on the system console
    125  1.3.2.2     skrll #options 	DEBUG
    126  1.3.2.2     skrll 
    127  1.3.2.2     skrll ## Make SCSI error messages more verbose when explaining their meanings.
    128  1.3.2.2     skrll options 	SCSIVERBOSE
    129  1.3.2.2     skrll 
    130  1.3.2.2     skrll options 	MIIVERBOSE	# verbose PHY autoconfig messages
    131  1.3.2.2     skrll 
    132  1.3.2.2     skrll ## `INSECURE' turns off the kernel security level (securelevel = 0 always).
    133  1.3.2.2     skrll ## This allows writing to /dev/mem, loading kernel modules while multi-user,
    134  1.3.2.2     skrll ## and other insecurities good only for development work.  Do not use this
    135  1.3.2.2     skrll ## option on a production machine.
    136  1.3.2.2     skrll #options 	INSECURE
    137  1.3.2.2     skrll 
    138  1.3.2.2     skrll ## `FDSCRIPTS' allows non-readable but executable scripts by providing a
    139  1.3.2.2     skrll ## pre-opened opaque file to the script interpreter.  `SETUIDSCRIPTS',
    140  1.3.2.2     skrll ## which implies FDSCRIPTS, allows scripts to be set-user-id using the same
    141  1.3.2.2     skrll ## opaque file mechanism.  Perl calls this "secure setuid scripts."
    142  1.3.2.2     skrll 
    143  1.3.2.2     skrll #options 	FDSCRIPTS
    144  1.3.2.2     skrll #options 	SETUIDSCRIPTS
    145  1.3.2.2     skrll 
    146  1.3.2.2     skrll ## Options for compatibility with previous releases foreign system binaries.
    147  1.3.2.2     skrll ## In the cases of COMPAT_SUNOS and COMPAT_SVR4, you may need to set up
    148  1.3.2.2     skrll ## additional user-level utilities or system configuration files. See
    149  1.3.2.2     skrll ## compat_sunos(8) and compat_svr4(8).
    150  1.3.2.2     skrll 
    151  1.3.2.2     skrll options 	COMPAT_43	# 4.3BSD system interfaces
    152  1.3.2.2     skrll options 	COMPAT_10	# NetBSD 1.0 binary compatibility
    153  1.3.2.2     skrll options 	COMPAT_11	# NetBSD 1.1 binary compatibility
    154  1.3.2.2     skrll options 	COMPAT_12	# NetBSD 1.2 binary compatibility
    155  1.3.2.2     skrll options 	COMPAT_13	# NetBSD 1.3 binary compatibility
    156  1.3.2.2     skrll options 	COMPAT_14	# NetBSD 1.4 binary compatibility
    157  1.3.2.2     skrll options 	COMPAT_16	# NetBSD 1.6 binary compatibility
    158  1.3.2.2     skrll options 	COMPAT_20	# NetBSD 2.0 binary compatibility
    159  1.3.2.8     skrll options 	COMPAT_30	# NetBSD 3.0 compatibility.
    160  1.3.2.2     skrll options 	COMPAT_SUNOS	# SunOS 4.x binary compatibility
    161  1.3.2.2     skrll options 	COMPAT_SVR4	# SunOS 5.x binary compatibility
    162  1.3.2.5     skrll options		COMPAT_BSDPTY	# /dev/[pt]ty?? ptys.
    163  1.3.2.2     skrll 
    164  1.3.2.2     skrll ## File systems.  You probably need at least one of FFS or NFS.
    165  1.3.2.2     skrll file-system	FFS		# Berkeley Fast Filesystem
    166  1.3.2.2     skrll file-system	NFS		# Sun NFS-compatible filesystem client
    167  1.3.2.2     skrll file-system	KERNFS		# kernel data-structure filesystem
    168  1.3.2.2     skrll file-system	NULLFS		# NULL layered filesystem
    169  1.3.2.2     skrll file-system 	OVERLAY		# overlay file system
    170  1.3.2.2     skrll file-system	MFS		# memory-based filesystem
    171  1.3.2.2     skrll file-system	FDESC		# user file descriptor filesystem
    172  1.3.2.2     skrll file-system	UMAPFS		# uid/gid remapping filesystem
    173  1.3.2.2     skrll #file-system	LFS		# Log-based filesystem (still experimental)
    174  1.3.2.2     skrll file-system	PORTAL		# portal filesystem (still experimental)
    175  1.3.2.2     skrll file-system	PROCFS		# /proc
    176  1.3.2.2     skrll #file-system	CD9660		# ISO 9660 + Rock Ridge file system
    177  1.3.2.2     skrll #file-system	UNION		# union file system
    178  1.3.2.2     skrll #file-system	MSDOSFS		# MS-DOS FAT filesystem(s).
    179  1.3.2.2     skrll #file-system	CODA		# Coda File System; also needs vcoda (below)
    180  1.3.2.8     skrll file-system	PTYFS		# /dev/pts/N support
    181  1.3.2.2     skrll 
    182  1.3.2.2     skrll ## File system options.
    183  1.3.2.2     skrll #options 	NFSSERVER	# Sun NFS-compatible filesystem server
    184  1.3.2.2     skrll #options 	QUOTA		# FFS quotas
    185  1.3.2.2     skrll #options 	FFS_EI		# FFS Endian Independent support
    186  1.3.2.2     skrll #options 	SOFTDEP		# FFS soft updates support.
    187  1.3.2.9  christos options 	FFS_NO_SNAPSHOT	# No FFS snapshot support
    188  1.3.2.2     skrll 
    189  1.3.2.2     skrll ## Network protocol support.  In most environments, INET is required.
    190  1.3.2.2     skrll options 	INET		# IP (Internet Protocol) v4
    191  1.3.2.2     skrll options 	INET6		# IPV6
    192  1.3.2.2     skrll #options 	IPSEC		# IP security
    193  1.3.2.2     skrll #options 	IPSEC_ESP	# IP security (encryption part; define w/IPSEC)
    194  1.3.2.8     skrll #options 	IPSEC_NAT_T	# IPsec NAT traversal (NAT-T)
    195  1.3.2.2     skrll #options 	IPSEC_DEBUG	# debug for IP security
    196  1.3.2.2     skrll #options 	GATEWAY		# packet forwarding ("router switch")
    197  1.3.2.2     skrll #options 	MROUTING	# packet forwarding of multicast packets
    198  1.3.2.3     skrll #options 	PIM		# Protocol Independent Multicast
    199  1.3.2.2     skrll #options 	DIRECTED_BROADCAST	# allow broadcasts through routers
    200  1.3.2.2     skrll options 	NS		# Xerox NS networking
    201  1.3.2.2     skrll #options 	NSIP		# Xerox NS tunneling over IP
    202  1.3.2.2     skrll options 	ISO,TPIP	# OSI networking
    203  1.3.2.2     skrll #options 	EON		# OSI tunneling over IP
    204  1.3.2.2     skrll #options 	CCITT,LLC,HDLC	# X.25 packet switched protocol
    205  1.3.2.2     skrll #options 	NETATALK	# AppleTalk (over Ethernet) protocol
    206  1.3.2.2     skrll options 	NTP		# Network Time Protocol in-kernel support
    207  1.3.2.2     skrll #options 	PPS_SYNC	# Add serial line synchronization for NTP
    208  1.3.2.2     skrll #options 	PFIL_HOOKS	# Add pfil(9) hooks, intended for custom LKMs.
    209  1.3.2.2     skrll #options 	IPFILTER_LOG	# Add ipmon(8) logging for ipfilter device
    210  1.3.2.2     skrll #options 	IPFILTER_DEFAULT_BLOCK	# block all packets by default
    211  1.3.2.2     skrll #options 	PPP_BSDCOMP	# Add BSD compression to ppp device
    212  1.3.2.2     skrll #options 	PPP_DEFLATE	# Add deflate (libz) compression to ppp device
    213  1.3.2.2     skrll #options 	PPP_FILTER	# Add active filters for ppp (via bpf)
    214  1.3.2.2     skrll 
    215  1.3.2.2     skrll 
    216  1.3.2.2     skrll 
    217  1.3.2.2     skrll #### Main bus and CPU .. all systems.
    218  1.3.2.2     skrll mainbus0 at root
    219  1.3.2.2     skrll cpu0	at mainbus0
    220  1.3.2.2     skrll 
    221  1.3.2.2     skrll #### Bus types found on SPARC systems.
    222  1.3.2.2     skrll 
    223  1.3.2.2     skrll obio0	at mainbus0				# sun4 and sun4m
    224  1.3.2.2     skrll 
    225  1.3.2.2     skrll iommu0	at mainbus0				# sun4m
    226  1.3.2.2     skrll sbus0	at iommu0				# sun4m
    227  1.3.2.2     skrll 
    228  1.3.2.2     skrll 
    229  1.3.2.2     skrll #### Standard system devices -- all required for a given architecture
    230  1.3.2.2     skrll 
    231  1.3.2.2     skrll ## Auxiliary system registers on sun4c and sun4m
    232  1.3.2.2     skrll auxreg0	at obio0				# sun4m
    233  1.3.2.2     skrll 
    234  1.3.2.2     skrll ## Mostek clock found on 4/300, sun4c, sun4m and sun4d systems.
    235  1.3.2.2     skrll clock0	at obio0				# sun4m
    236  1.3.2.2     skrll 
    237  1.3.2.2     skrll ## Timer chip found on 4/300, sun4c, and sun4m systems.
    238  1.3.2.2     skrll timer0	at obio0				# sun4m
    239  1.3.2.2     skrll 
    240  1.3.2.2     skrll 
    241  1.3.2.2     skrll #### Serial port configuration
    242  1.3.2.2     skrll 
    243  1.3.2.2     skrll ## NS16x50 serial chips and clones.  Present on the
    244  1.3.2.2     skrll ## Sun JavaStation-1 and Tadpole SPARCbook 3
    245  1.3.2.2     skrll com0	at obio0                                        # sun4m
    246  1.3.2.2     skrll 
    247  1.3.2.2     skrll 
    248  1.3.2.2     skrll #### Keyboard and mouse
    249  1.3.2.2     skrll 
    250  1.3.2.2     skrll pckbc0	at obio0
    251  1.3.2.2     skrll kbd0	at pckbc0
    252  1.3.2.2     skrll ms0	at pckbc0
    253  1.3.2.2     skrll 
    254  1.3.2.2     skrll 
    255  1.3.2.2     skrll #### Disk controllers and disks
    256  1.3.2.2     skrll 
    257  1.3.2.2     skrll ## A disk-like interface to files.  Can be used to create floppy, CD,
    258  1.3.2.2     skrll ## miniroot images, etc.
    259  1.3.2.2     skrll 
    260  1.3.2.2     skrll #pseudo-device	vnd	4
    261  1.3.2.2     skrll 
    262  1.3.2.2     skrll 
    263  1.3.2.2     skrll #### Network interfaces
    264  1.3.2.2     skrll 
    265  1.3.2.2     skrll ## LANCE Ethernet - an AMD 7990 LANCE behind specialized DMA glue
    266  1.3.2.2     skrll ledma0		at sbus0 slot ? offset ?		# sun4m on-board
    267  1.3.2.2     skrll le0		at ledma0				# sun4m on-board
    268  1.3.2.2     skrll 
    269  1.3.2.2     skrll 
    270  1.3.2.2     skrll ## Loopback network interface; required
    271  1.3.2.2     skrll pseudo-device	loop
    272  1.3.2.2     skrll 
    273  1.3.2.2     skrll ## SLIP and CSLIP interfaces, for IP over a serial line.
    274  1.3.2.2     skrll #pseudo-device	sl		2
    275  1.3.2.2     skrll 
    276  1.3.2.2     skrll ## PPP, the successor to SLIP.  See pppd(8).
    277  1.3.2.2     skrll #pseudo-device	ppp		2
    278  1.3.2.2     skrll 
    279  1.3.2.2     skrll ## PPP over Ethernet (RFC 2516)
    280  1.3.2.2     skrll #pseudo-device	pppoe
    281  1.3.2.2     skrll 
    282  1.3.2.2     skrll ## Network "tunnel" device, allowing protocol stacks to run in the userland.
    283  1.3.2.2     skrll ## This is used by the third-party user-mode "ppp" program, and others.
    284  1.3.2.2     skrll #pseudo-device	tun		4
    285  1.3.2.2     skrll 
    286  1.3.2.2     skrll ## Generic L3 over IP tunnel
    287  1.3.2.2     skrll #pseudo-device	gre		2	# generic L3 over IP tunnel
    288  1.3.2.2     skrll 
    289  1.3.2.2     skrll ## Berkeley Packet Filter, required to run RARPD.  A generic C-language
    290  1.3.2.2     skrll ## interface that allows selective examining of incoming packets.
    291  1.3.2.2     skrll pseudo-device	bpfilter	8
    292  1.3.2.2     skrll 
    293  1.3.2.2     skrll ## IP Filter, used in firewall and NAT applications.  See ipnat(8) for
    294  1.3.2.2     skrll ## one example of the use of the IP Filter.
    295  1.3.2.2     skrll #pseudo-device	ipfilter
    296  1.3.2.2     skrll 
    297  1.3.2.2     skrll ## for IPv6
    298  1.3.2.2     skrll #pseudo-device	gif		4	# IPv[46] over IPv[46] tunnel (RFC1933)
    299  1.3.2.2     skrll #pseudo-device	faith		1	# IPv[46] tcp relay translation i/f
    300  1.3.2.2     skrll #pseudo-device	stf		1	# 6to4 IPv6 over IPv4 encapsulation
    301  1.3.2.2     skrll 
    302  1.3.2.2     skrll ## IEEE 802.1Q Virtual LAN encapsulation, see vlan(4).
    303  1.3.2.2     skrll #pseudo-device	vlan
    304  1.3.2.2     skrll 
    305  1.3.2.2     skrll #### Audio and video devices
    306  1.3.2.2     skrll 
    307  1.3.2.2     skrll ## /dev/audio support (`audiocs' plus `audio')
    308  1.3.2.2     skrll ##
    309  1.3.2.2     skrll audiocs0	at sbus0 slot ? offset ?		# SUNW,CS4231
    310  1.3.2.2     skrll audio0		at audiocs0
    311  1.3.2.2     skrll 
    312  1.3.2.2     skrll ## Sun "tcx" accelerated color framebuffer.
    313  1.3.2.2     skrll tcx0		at sbus? slot ? offset ?
    314  1.3.2.2     skrll 
    315  1.3.2.2     skrll 
    316  1.3.2.2     skrll #### Other device configuration
    317  1.3.2.2     skrll 
    318  1.3.2.2     skrll ## Pseudo ttys, required for network logins and programs like screen.
    319  1.3.2.2     skrll 
    320  1.3.2.2     skrll pseudo-device	pty			# pseudo-terminals
    321  1.3.2.2     skrll 
    322  1.3.2.2     skrll ## Random device, used to implement /dev/random (a source of random noise),
    323  1.3.2.2     skrll ## and generate randomness for some kernel formulae.
    324  1.3.2.2     skrll 
    325  1.3.2.2     skrll pseudo-device	rnd
    326  1.3.2.2     skrll 
    327  1.3.2.2     skrll # a pseudo device needed for Coda	# also needs CODA (above)
    328  1.3.2.2     skrll #pseudo-device	vcoda		4	# coda minicache <-> venus comm.
    329  1.3.2.2     skrll 
    330  1.3.2.2     skrll pseudo-device	clockctl		# user control of clock subsystem
    331  1.3.2.2     skrll pseudo-device	ksyms			# /dev/ksyms
    332