INSTALL_TINY revision 1.120.6.2 1 # $NetBSD: INSTALL_TINY,v 1.120.6.2 2009/03/03 18:28:59 skrll Exp $
2 #
3 # This kernel should be derived from INSTALL (which is derived
4 # from GENERIC) with some features commented out.
5 #
6 # This kernel has been optimized for space. It is targeted towards
7 # small memory machines (4M). It has no SCSI, PCI or EISA. It does
8 # have pcmcia, for old laptops.
9 #
10
11 include "arch/i386/conf/std.i386"
12
13 #options INCLUDE_CONFIG_FILE # embed config file in kernel binary
14
15 makeoptions COPTS="-Os" # Optimise for space. Implies -O2
16
17 # Enable the hooks used for initializing the root memory-disk.
18 options MEMORY_DISK_HOOKS
19 options MEMORY_DISK_IS_ROOT # force root on memory disk
20 options MEMORY_DISK_SERVER=0 # no userspace memory disk support
21 options MEMORY_DISK_ROOT_SIZE=3100 # size of memory disk, in blocks
22 options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode
23
24 maxusers 2 # estimated number of users
25
26 # CPU-related options.
27 #options VM86 # virtual 8086 emulation
28 #options USER_LDT # user-settable LDT; used by WINE
29
30 # This option allows you to force a serial console at the specified
31 # I/O address.
32 #options CONSDEVNAME="\"com\"",CONADDR=0x3f8,CONSPEED=9600
33
34 # The following options override the memory sizes passed in from the boot
35 # block. Use them *only* if the boot block is unable to determine the correct
36 # values. Note that the BIOS may *correctly* report less than 640k of base
37 # memory if the extended BIOS data area is located at the top of base memory
38 # (as is the case on most recent systems).
39 #options REALBASEMEM=... # size of base memory
40 #options REALEXTMEM=... # size of extended memory
41
42 options INSECURE # disable kernel security levels
43
44 options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT
45 #options NTP # NTP phase/frequency locked loop
46
47 #options KTRACE # system call tracing via ktrace(1)
48
49 #options SYSVSEM # System V-like semaphores
50 #options SYSVSHM # System V-like memory sharing
51 #options SHMMAXPGS=2048 # 2048 pages is the default
52
53
54 #options USERCONF # userconf(4) support
55 options PIPE_SOCKETPAIR # smaller, but slower pipe(2)
56 #options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel
57 no options EXEC_AOUT # we don't a.out support
58
59 # Diagnostic/debugging support options
60 #options DIAGNOSTIC # expensive kernel consistency checks
61 #options DEBUG # expensive debugging checks/support
62 #options KMEMSTATS # kernel memory statistics (vmstat -m)
63 #options DDB # in-kernel debugger
64 #options DDB_ONPANIC=1 # see also sysctl(8): `ddb.onpanic'
65 #options DDB_HISTORY_SIZE=512 # enable history editing in DDB
66 #options KGDB # remote debugger
67 #options KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600
68 #makeoptions DEBUG="-g" # compile full symbol table
69
70 # Compatibility options
71 #options COMPAT_NOMID # NetBSD 0.8, 386BSD, and BSDI
72 #options COMPAT_09 # NetBSD 0.9
73 #options COMPAT_10 # NetBSD 1.0
74 #options COMPAT_11 # NetBSD 1.1
75 #options COMPAT_12 # NetBSD 1.2, 386BSD, and BSDI
76 #options COMPAT_13 # NetBSD 1.3, 386BSD, and BSDI
77 #options COMPAT_14 # NetBSD 1.4
78 #options COMPAT_15 # NetBSD 1.5
79 #options COMPAT_16 # NetBSD 1.6
80 #options COMPAT_20 # NetBSD 2.0
81 #options COMPAT_30 # NetBSD 3.0 compatibility.
82 #options COMPAT_40 # NetBSD 4.0
83 #options COMPAT_43 # 4.3BSD, 386BSD, and BSDI
84 #options COMPAT_386BSD_MBRPART # recognize old partition ID
85 #options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended.
86
87 #options COMPAT_SVR4 # binary compatibility with SVR4
88 #options COMPAT_IBCS2 # binary compatibility with SCO and ISC
89 #options COMPAT_LINUX # binary compatibility with Linux
90 #options COMPAT_FREEBSD # binary compatibility with FreeBSD
91 options COMPAT_BSDPTY # /dev/[pt]ty?? ptys.
92
93 # File systems
94 file-system FFS # UFS
95 #file-system EXT2FS # second extended file system (linux)
96 #file-system LFS # log-structured file system
97 #file-system MFS # memory file system
98 file-system NFS # Network File System client
99 file-system CD9660 # ISO 9660 + Rock Ridge file system
100 file-system MSDOSFS # MS-DOS file system
101 #file-system FDESC # /dev/fd
102 #file-system KERNFS # /kern
103 #file-system NULLFS # loopback file system
104 #file-system PORTAL # portal filesystem (still experimental)
105 #file-system PROCFS # /proc
106 #file-system UMAPFS # NULLFS + uid and gid remapping
107 #file-system UNION # union file system
108 #file-system PTYFS # /dev/pts/N support
109 #file-system TMPFS # Efficient memory file-system
110
111 # Filesystem options
112 #options QUOTA # UFS quotas
113 #options NFSSERVER # Network File System server
114 options NFS_V2_ONLY # Exclude NFS3 code to save space
115 options FFS_NO_SNAPSHOT # No FFS snapshot support
116 #options EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and
117 # immutable) behave as system flags.
118
119 # Networking options
120 #options GATEWAY # packet forwarding
121 options INET # IP + ICMP + TCP + UDP
122 #options MROUTING # IP multicast routing
123 #options PIM # Protocol Independent Multicast
124 #options ISO,TPIP # OSI
125 #options EON # OSI tunneling over IP
126 #options NETATALK # AppleTalk networking protocols
127 #options PPP_BSDCOMP # BSD-Compress compression support for PPP
128 #options PPP_DEFLATE # Deflate compression support for PPP
129 #options PPP_FILTER # Active filter support for PPP (requires bpf)
130 #options PFIL_HOOKS # pfil(9) packet filter hooks
131 #options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG
132
133 # These options enable verbose messages for several subsystems.
134 # Warning, these may compile large string tables into the kernel!
135 #options EISAVERBOSE # verbose EISA device autoconfig messages
136 #options PCIVERBOSE # verbose PCI device autoconfig messages
137 #options PCI_CONFIG_DUMP # verbosely dump PCI config space
138 #options PCMCIAVERBOSE # verbose PCMCIA configuration messages
139 #options SCSIVERBOSE # human readable SCSI error messages
140
141 # Squeeze...
142 options NVNODE=50
143 options NBUF=20
144 options BUFPAGES=20
145 options NMBCLUSTERS=64
146
147 # Kernel root file system and dump configuration.
148 config netbsd root on ? type ?
149 #config netbsd root on sd0a type ffs
150 #config netbsd root on ? type nfs
151
152 #
153 # wscons options
154 #
155 # builtin terminal emulations
156 #options WSEMUL_SUN # sun terminal emulation
157 options WSEMUL_VT100 # VT100 / VT220 emulation
158 # customization of console and kernel output - see dev/wscons/wsdisplayvar.h
159 #options WSDISPLAY_CUSTOM_OUTPUT # color customization from wsconsctl(8)
160 #options WS_DEFAULT_FG=WSCOL_WHITE
161 #options WS_DEFAULT_BG=WSCOL_BLACK
162 #options WS_DEFAULT_COLATTR="(0)"
163 #options WS_DEFAULT_MONOATTR="(0)"
164 options WS_KERNEL_FG=WSCOL_GREEN
165 #options WS_KERNEL_BG=WSCOL_BLACK
166 #options WS_KERNEL_COLATTR=""
167 #options WS_KERNEL_MONOATTR=""
168 # customization of console border color
169 #options WSDISPLAY_CUSTOM_BORDER # border customization from wsconsctl(8)
170 #options WSDISPLAY_BORDER_COLOR=WSCOL_BLUE # default color
171 # compatibility to other console drivers
172 options WSDISPLAY_COMPAT_PCVT # emulate some ioctls
173 options WSDISPLAY_COMPAT_SYSCONS # emulate some ioctls
174 options WSDISPLAY_COMPAT_USL # VT handling
175 options WSDISPLAY_COMPAT_RAWKBD # can get raw scancodes
176 # see dev/pckbport/wskbdmap_mfii.c for implemented layouts
177 #options PCKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for pckbd driver
178 #options UKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for ukbd driver
179 # allocate a number of virtual screens at autoconfiguration time
180 #options WSDISPLAY_DEFAULTSCREENS=4
181 # use a large software cursor that doesn't blink
182 options PCDISPLAY_SOFTCURSOR
183
184 #
185 # Device configuration
186 #
187
188 #apm0 at mainbus0 # Advanced power management
189
190
191 # Basic Bus Support
192
193 # PCI bus support
194 #pci* at mainbus? bus ?
195 #pci* at pchb? bus ?
196 #pci* at ppb? bus ?
197
198 # PCI bridges
199 #pchb* at pci? dev ? function ? # PCI-Host bridges
200 #pceb* at pci? dev ? function ? # PCI-EISA bridges
201 #pcib* at pci? dev ? function ? # PCI-ISA bridges
202 #ppb* at pci? dev ? function ? # PCI-PCI bridges
203 # XXX 'puc's aren't really bridges, but there's no better place for them here
204 #puc* at pci? dev ? function ? # PCI "universal" comm. cards
205
206 # As well as 5 and 7, avoid irq 4 and 3 because we do not probe com* here
207 options PCIC_ISA_INTR_ALLOC_MASK=0xff47
208
209 # PCMCIA bus support
210 pcmcia* at pcic? controller ? socket ?
211 #pcmcia* at tcic? controller ? socket ?
212
213 # ISA PCMCIA controllers
214 pcic0 at isa? port 0x3e0 iomem 0xd0000 iosiz 0x10000
215 pcic1 at isa? port 0x3e2 iomem 0xe0000 iosiz 0x4000
216
217 # EISA bus support
218 #eisa0 at mainbus?
219 #eisa0 at pceb?
220
221 # ISA bus support
222 isa0 at mainbus?
223 #isa0 at pceb?
224 #isa0 at pcib?
225
226 # ISA Plug-and-Play bus support
227 #isapnp0 at isa?
228
229 # Coprocessor Support
230
231 # Math Coprocessor support
232 npx0 at isa? port 0xf0 irq 13 # x86 math coprocessor
233
234
235 # Console Devices
236
237 # wscons
238 pckbc0 at isa? # pc keyboard controller
239 pckbd* at pckbc? # PC keyboard
240 pcdisplay0 at isa? # CGA, MDA, EGA, HGA
241 wsdisplay* at pcdisplay? console ?
242 wskbd* at pckbd? console ?
243 #wsmouse* at pms? mux 0
244
245 # Serial Devices
246
247 # PCI serial interfaces
248 #com* at puc? port ? # 16x50s on "universal" comm boards
249 #cy* at pci? dev ? function ? # Cyclades Cyclom-Y serial boards
250
251 # ISA Plug-and-Play serial interfaces
252 #com* at isapnp? # Modems and serial boards
253
254 # PCMCIA serial interfaces
255 #com* at pcmcia? function ? # Modems and serial cards
256
257 # ISA serial interfaces
258 #options COM_HAYESP # adds Hayes ESP serial board support
259 #com0 at isa? port 0x3f8 irq 4 # Standard PC serial ports
260 #com1 at isa? port 0x2f8 irq 3
261 #com2 at isa? port 0x3e8 irq 5
262 #com3 at isa? port 0x2e8 irq 9
263 #ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards
264 #com* at ast? slave ?
265 #boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards
266 #com* at boca? slave ?
267 #rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards
268 #com* at rtfps? slave ?
269 #cy0 at isa? iomem 0xd4000 irq 12 # Cyclades serial cards
270
271
272 # Parallel Printer Interfaces
273
274 # PCI parallel printer interfaces
275 #lpt* at puc? port ? # || ports on "universal" comm boards
276
277 # ISA parallel printer interfaces
278 #lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports
279 #lpt1 at isa? port 0x278
280 #lpt2 at isa? port 0x3bc
281
282 # I2O devices
283 #iop* at pci? dev ? function ? # I/O processor
284 #iopsp* at iop? tid ? # SCSI/FC-AL ports
285 #ld* at iop? tid ? # block devices
286 #dpti* at iop? tid 0 # DPT/Adaptec control interface
287
288 # SCSI Controllers and Devices
289
290 # PCI SCSI controllers
291 #ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI
292 #bha* at pci? dev ? function ? # BusLogic 9xx SCSI
293 #dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID
294 #isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel
295 #mly* at pci? dev ? function ? # Mylex AcceleRAID and eXtremeRAID
296 #siop* at pci? dev ? function ? # NCR 53c8xx SCSI
297
298 # EISA SCSI controllers
299 #ahb* at eisa? slot ? # Adaptec 174[02] SCSI
300 #ahc* at eisa? slot ? # Adaptec 274x, aic7770 SCSI
301 #bha* at eisa? slot ? # BusLogic 7xx SCSI
302 #dpt* at eisa? slot ? # DPT SmartCache/SmartRAID
303 #uha* at eisa? slot ? # UltraStor 24f SCSI
304
305 # PCMCIA SCSI controllers
306 #aic* at pcmcia? function ? # Adaptec APA-1460 SCSI
307
308 # ISA Plug-and-Play SCSI controllers
309 #aic* at isapnp? # Adaptec AHA-1520B
310
311 # ISA SCSI controllers
312 #aha0 at isa? port 0x330 irq ? drq ? # Adaptec 154[02] SCSI
313 #aha1 at isa? port 0x334 irq ? drq ?
314 #ahc0 at isa? port ? irq ? # Adaptec 284x SCSI
315 #aic0 at isa? port 0x340 irq 11 # Adaptec 152[02] SCSI
316 #bha0 at isa? port 0x330 irq ? drq ? # BusLogic [457]4X SCSI
317 #bha1 at isa? port 0x334 irq ? drq ?
318 # The "nca" and "dpt" probes might give false hits or hang your machine.
319 #dpt0 at isa? port 0x170 irq ? drq ? # DPT SmartCache/SmartRAID
320 #nca0 at isa? port 0x360 irq 15 # Port-mapped NCR 53C80 controller
321 #nca1 at isa? iomem 0xd8000 irq 5 # Memory-mapped controller (T128, etc.)
322 #sea0 at isa? iomem 0xc8000 irq 5 # Seagate/Future Domain SCSI
323 #uha0 at isa? port 0x330 irq ? drq ? # UltraStor [13]4f SCSI
324 #uha1 at isa? port 0x340 irq ? drq ?
325 #wds0 at isa? port 0x350 irq 15 drq 6 # WD7000 and TMC-7000 controllers
326 #wds1 at isa? port 0x358 irq 11 drq 5
327
328 # SCSI bus support
329 #scsibus* at scsi?
330
331 # SCSI devices
332 #sd* at scsibus? target ? lun ? # SCSI disk drives
333 #st* at scsibus? target ? lun ? # SCSI tape drives
334 #cd* at scsibus? target ? lun ? # SCSI CD-ROM drives
335 #ch* at scsibus? target ? lun ? # SCSI autochangers
336 #ss* at scsibus? target ? lun ? # SCSI scanners
337 #uk* at scsibus? target ? lun ? # SCSI unknown
338
339
340 # RAID controllers and devices
341 #aac* at pci? dev ? function ? # Adaptec AAC family
342 #cac* at eisa? slot ? # Compaq EISA array controllers
343 #cac* at pci? dev ? function ? # Compaq PCI array controllers
344 #ciss* at pci? dev ? function ? # HP Smart Array controllers
345 #icp* at pci? dev ? function ? # ICP-Vortex GDT & Intel RAID
346 #mlx* at pci? dev ? function ? # Mylex DAC960 & DEC SWXCR family
347 #mlx* at eisa? slot ? # Mylex DAC960 & DEC SWXCR family
348 #twe* at pci? dev ? function ? # 3ware Escalade RAID controllers
349
350 #ld* at aac? unit ? # logical disk devices
351 #ld* at cac? unit ?
352 #ld* at icp? unit ?
353 #ld* at twe? unit ?
354 #ld* at mlx? unit ?
355
356 #icpsp* at icp? unit ? # SCSI pass-through
357
358
359 # IDE and related devices
360
361 # PCMCIA IDE controllers
362 wdc* at pcmcia? function ?
363
364 # ST506, ESDI, and ISA IDE controllers
365 # Use flags 0x01 if you want to try to use 32bits data I/O (the driver will
366 # fall back to 16bits I/O if 32bits I/O are not functional).
367 # Some controllers pass the initial 32bit test, but will fail later.
368 wdc0 at isa? port 0x1f0 irq 14 flags 0x00
369 wdc1 at isa? port 0x170 irq 15 flags 0x00
370
371 # ATA (IDE) bus support
372 atabus* at ata?
373
374 # IDE drives
375 wd* at atabus? drive ? # the drives themselves
376
377 # ATAPI bus support
378 atapibus* at atapi?
379
380 # ATAPI devices
381 cd* at atapibus? drive ? # ATAPI CD-ROM drives
382 #sd* at atapibus? drive ? # ATAPI disk drives
383
384
385 # Miscellaneous mass storage devices
386
387 # ISA floppy
388 fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers
389 #fdc1 at isa? port 0x370 irq ? drq ?
390 fd* at fdc? drive ? # the drives themselves
391 # some machines need you to do this instead of fd*
392 #fd0 at fdc0 drive 0
393
394 # ISA CD-ROM devices
395 #mcd0 at isa? port 0x300 irq 10 # Mitsumi CD-ROM drives
396
397 # ISA tape devices
398 # note: the wt driver conflicts unpleasantly with ed devices at the
399 # same I/O address. The probe reprograms their EEPROMs. Don't
400 # uncomment it unless you are actually using it.
401 #wt0 at isa? port 0x308 irq 5 drq 1 # Archive and Wangtek QIC tape drives
402
403
404 # Network Interfaces
405
406 # PCI network interfaces
407 #en* at pci? dev ? function ? # ENI/Adaptec ATM
408 #ep* at pci? dev ? function ? # 3Com 3c59x/3c90x Ethernet
409 #fpa* at pci? dev ? function ? # DEC DEFPA FDDI
410 #fxp* at pci? dev ? function ? # Intel EtherExpress PRO 10+/100B
411 #le* at pci? dev ? function ? # PCnet-PCI Ethernet
412 #ne* at pci? dev ? function ? # NE2000-compatible Ethernet
413 #tl* at pci? dev ? function ? # ThunderLAN-based Ethernet
414 #tlp* at pci? dev ? function ? # DECchip 21x4x and clones
415
416 # EISA network interfaces
417 #ep* at eisa? slot ? # 3Com 3c579 Ethernet
418 #fea* at eisa? slot ? # DEC DEFEA FDDI
419
420 # ISA Plug-and-Play network interfaces
421 #ep* at isapnp? # 3Com 3c509 Ethernet
422 #ne* at isapnp? # NE2000-compatible Ethernet
423
424 # PCMCIA network interfaces
425 ep* at pcmcia? function ? # 3Com 3c589 and 3c562 Ethernet
426 mbe* at pcmcia? function ? # MB8696x based Ethernet
427 ne* at pcmcia? function ? # NE2000-compatible Ethernet
428 sm* at pcmcia? function ? # Megahertz Ethernet
429
430 # ISA network interfaces
431 ate0 at isa? port 0x2a0 irq ? # AT1700
432 ec0 at isa? port 0x250 iomem 0xd8000 irq 9 # 3Com 3c503 Ethernet
433 #eg0 at isa? port 0x280 irq 9 # 3C505 ethernet cards
434 #el0 at isa? port 0x300 irq 9 # 3C501 ethernet cards
435 ep0 at isa? port ? irq ? # 3C509 ethernet cards
436 #ef0 at isa? port 0x360 iomem 0xd0000 irq 7 # 3C507
437 ai0 at isa? port 0x360 iomem 0xd0000 irq 7 # StarLAN
438 fmv0 at isa? port 0x2a0 irq ? # FMV-180 series
439 ix0 at isa? port 0x300 irq 10 # EtherExpress/16
440 iy0 at isa? port 0x360 irq ? # EtherExpress PRO 10 ISA
441 lc0 at isa? port 0x320 iomem ? irq ? # DEC EtherWORKS III (LEMAC)
442 #depca0 at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5 # DEPCA
443 #le* at depca?
444 #nele0 at isa? port 0x320 irq 9 drq 7 # NE2100
445 #le* at nele?
446 #bicc0 at isa? port 0x320 irq 10 drq 7 # BICC IsoLan
447 #le* at bicc?
448 ne0 at isa? port 0x280 irq 9 # NE[12]000 ethernet cards
449 ne1 at isa? port 0x300 irq 10
450 sm0 at isa? port 0x300 irq 10 # SMC91C9x Ethernet
451 we0 at isa? port 0x280 iomem 0xd0000 irq 9 # WD/SMC Ethernet
452 we1 at isa? port 0x300 iomem 0xcc000 irq 10
453
454 # MII bus support
455 #mii* at tl?
456
457 # MII PHY network interfaces
458 #tlphy* at mii? dev ? # ThunderLAN PHYs
459 #nsphy* at mii? dev ? # NS and compatible PHYs
460 #ukphy* at mii? phy ? # generic unknown PHYs
461
462
463 # Audio Devices
464
465 # ISA Plug-and-Play audio devices
466 #guspnp* at isapnp? # Gravis Ultra Sound PnP audio
467 #sb* at isapnp? # SoundBlaster-compatible audio
468
469 # ISA audio devices
470 #gus0 at isa? port 0x220 irq 7 drq 1 drq2 6 # Gravis Ultra Sound
471 #pas0 at isa? port 0x220 irq 7 drq 1 # ProAudio Spectrum
472 #sb0 at isa? port 0x220 irq 7 drq 1 drq2 5 # SoundBlaster
473 #wss0 at isa? port 0x530 irq 10 drq 0 drq2 1 # Windows Sound System
474
475 # Audio support
476 #audio* at audiobus?
477
478 # The spkr driver provides a simple tone interface to the built in speaker.
479 #spkr0 at pcppi? # PC speaker
480
481
482 # Joysticks
483
484 # ISA Plug-and-Play joysticks
485 #joy* at isapnp? # Game ports (usually on audio cards)
486
487 # ISA joysticks. Probe is a little strange; add only if you have one.
488 #joy0 at isa? port 0x201
489
490
491 # Miscellaneous Devices
492
493 # Planetconnect Satellite receiver driver.
494 #satlink0 at isa? port 0x300 drq 1
495
496
497 # Pull in optional local configuration
498 cinclude "arch/i386/conf/INSTALL.local"
499
500
501 # Pseudo-Devices
502
503 # disk/mass storage pseudo-devices
504 #pseudo-device ccd 4 # concatenated/striped disk devices
505 #pseudo-device fss 4 # file system snapshot device
506 pseudo-device md 1 # memory disk device (ramdisk)
507 #pseudo-device vnd # disk-like interface to files
508
509 # network pseudo-devices
510 #pseudo-device bpfilter # Berkeley packet filter
511 #pseudo-device ipfilter # IP filter (firewall) and NAT
512 pseudo-device loop # network loopback
513 #pseudo-device ppp # Point-to-Point Protocol
514 #pseudo-device sl # Serial Line IP
515 #pseudo-device strip # Starmode Radio IP (Metricom)
516 #pseudo-device tun # network tunneling over tty
517
518 # miscellaneous pseudo-devices
519 pseudo-device pty 2 # pseudo-terminals (Sysinst needs two)
520 options NO_DEV_PTM
521 #pseudo-device rnd # /dev/random and in-kernel generator
522 #options RND_COM # use "com" randomness as well (BROKEN)
523