GENERIC_TINY revision 1.114
1# $NetBSD: GENERIC_TINY,v 1.114 2008/05/13 13:43:47 ad Exp $ 2# 3# GENERIC_TINY -- suitable default for 4M machines 4# No EISA, PCI, or SCSI. 5# 6 7include "arch/i386/conf/std.i386" 8 9#options INCLUDE_CONFIG_FILE # embed config file in kernel binary 10 11makeoptions COPTS="-Os" 12 13maxusers 8 # estimated number of users 14 15# CPU-related options. 16#options VM86 # virtual 8086 emulation 17#options USER_LDT # user-settable LDT; used by WINE 18 19# This option allows you to force a serial console at the specified 20# I/O address. see console(4) for details. 21#options CONSDEVNAME="\"com\"" 22 23# The following options override the memory sizes passed in from the boot 24# block. Use them *only* if the boot block is unable to determine the correct 25# values. Note that the BIOS may *correctly* report less than 640k of base 26# memory if the extended BIOS data area is located at the top of base memory 27# (as is the case on most recent systems). 28#options REALBASEMEM=... # size of base memory 29#options REALEXTMEM=... # size of extended memory 30 31# Save a physical page per process by not setting a kernel stack red zone. 32options NOREDZONE 33 34# Standard system options 35 36options INSECURE # disable kernel security levels - X needs this 37 38options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT 39#options NTP # NTP phase/frequency locked loop 40 41#options KTRACE # system call tracing via ktrace(1) 42 43#options SYSVMSG # System V-like message queues 44#options SYSVSEM # System V-like semaphores 45#options SYSVSHM # System V-like memory sharing 46#options SHMMAXPGS=2048 # 2048 pages is the default 47#options P1003_1B_SEMAPHORE # p1003.1b semaphore support 48 49options NMBCLUSTERS=256 50 51#options LKM # loadable kernel modules 52 53#options USERCONF # userconf(4) support 54options PIPE_SOCKETPAIR # smaller, but slower pipe(2) 55#options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel 56 57# Diagnostic/debugging support options 58#options DIAGNOSTIC # expensive kernel consistency checks 59#options DEBUG # expensive debugging checks/support 60#options KMEMSTATS # kernel memory statistics (vmstat -m) 61#options DDB # in-kernel debugger 62#options DDB_ONPANIC=1 # see also sysctl(8): `ddb.onpanic' 63#options DDB_HISTORY_SIZE=512 # enable history editing in DDB 64#options KGDB # remote debugger 65#options KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600 66#makeoptions DEBUG="-g" # compile full symbol table 67 68# Compatibility options 69#options COMPAT_NOMID # NetBSD 0.8, 386BSD, and BSDI 70#options COMPAT_09 # NetBSD 0.9 71#options COMPAT_10 # NetBSD 1.0 72#options COMPAT_11 # NetBSD 1.1 73options COMPAT_12 # NetBSD 1.2, 386BSD, and BSDI 74options COMPAT_13 # NetBSD 1.3, 386BSD, and BSDI 75options COMPAT_14 # NetBSD 1.4 76options COMPAT_15 # NetBSD 1.5 77options COMPAT_16 # NetBSD 1.6 78options COMPAT_20 # NetBSD 2.0 79options COMPAT_30 # NetBSD 3.0 compatibility. 80options COMPAT_40 # NetBSD 4.0 81options COMPAT_43 # 4.3BSD, 386BSD, and BSDI 82#options COMPAT_386BSD_MBRPART # recognize old partition ID 83#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 84 85#options COMPAT_SVR4 # binary compatibility with SVR4 86#options COMPAT_IBCS2 # binary compatibility with SCO and ISC 87#options COMPAT_LINUX # binary compatibility with Linux 88#options COMPAT_FREEBSD # binary compatibility with FreeBSD 89options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 90 91# File systems 92file-system FFS # UFS 93#file-system EXT2FS # second extended file system (linux) 94#file-system LFS # log-structured file system 95#file-system MFS # memory file system 96file-system NFS # Network File System client 97file-system CD9660 # ISO 9660 + Rock Ridge file system 98file-system MSDOSFS # MS-DOS file system 99#file-system FDESC # /dev/fd 100file-system KERNFS # /kern 101#file-system NULLFS # loopback file system 102#file-system PORTAL # portal filesystem (still experimental) 103#file-system PROCFS # /proc 104#file-system UMAPFS # NULLFS + uid and gid remapping 105#file-system UNION # union file system 106#file-system PTYFS # /dev/pts/N support 107#file-system TMPFS # Efficient memory file-system 108 109# File system options 110#options QUOTA # UFS quotas 111#options FFS_EI # FFS Endian Independant support 112#options NFSSERVER # Network File System server 113options FFS_NO_SNAPSHOT # No FF snapshot support 114#options EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and 115 # immutable) behave as system flags. 116 117# Networking options 118#options GATEWAY # packet forwarding 119options INET # IP + ICMP + TCP + UDP 120#options MROUTING # IP multicast routing 121#options PIM # Protocol Independent Multicast 122#options ISO,TPIP # OSI 123#options EON # OSI tunneling over IP 124#options NETATALK # AppleTalk networking protocols 125#options PPP_BSDCOMP # BSD-Compress compression support for PPP 126#options PPP_DEFLATE # Deflate compression support for PPP 127#options PPP_FILTER # Active filter support for PPP (requires bpf) 128#options PFIL_HOOKS # pfil(9) packet filter hooks 129#options IPFILTER_LOG # ipmon(8) log support 130#options IPFILTER_LOOKUP # ippool(8) support 131#options IPFILTER_DEFAULT_BLOCK # block all packets by default 132#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 133 134#options ALTQ # Manipulate network interfaces' output queues 135#options ALTQ_BLUE # Stochastic Fair Blue 136#options ALTQ_CBQ # Class-Based Queueing 137#options ALTQ_CDNR # Diffserv Traffic Conditioner 138#options ALTQ_FIFOQ # First-In First-Out Queue 139#options ALTQ_FLOWVALVE # RED/flow-valve (red-penalty-box) 140#options ALTQ_HFSC # Hierarchical Fair Service Curve 141#options ALTQ_LOCALQ # Local queueing discipline 142#options ALTQ_PRIQ # Priority Queueing 143#options ALTQ_RED # Random Early Detection 144#options ALTQ_RIO # RED with IN/OUT 145#options ALTQ_WFQ # Weighted Fair Queueing 146 147# These options enable verbose messages for several subsystems. 148# Warning, these may compile large string tables into the kernel! 149#options EISAVERBOSE # verbose EISA device autoconfig messages 150#options PCIVERBOSE # verbose PCI device autoconfig messages 151#options PCI_CONFIG_DUMP # verbosely dump PCI config space 152#options PCMCIAVERBOSE # verbose PCMCIA configuration messages 153#options SCSIVERBOSE # human readable SCSI error messages 154#options USBVERBOSE # verbose USB device autoconfig messages 155 156#options NFS_BOOT_BOOTP,NFS_BOOT_BOOTPARAM 157 158# Kernel root file system and dump configuration. 159config netbsd root on ? type ? 160#config netbsd root on sd0a type ffs 161#config netbsd root on ? type nfs 162 163# 164# wscons options 165# 166# builtin terminal emulations 167#options WSEMUL_SUN # sun terminal emulation 168options WSEMUL_VT100 # VT100 / VT220 emulation 169# customization of console and kernel output - see dev/wscons/wsdisplayvar.h 170#options WSDISPLAY_CUSTOM_OUTPUT # color customization from wsconsctl(8) 171#options WS_DEFAULT_FG=WSCOL_WHITE 172#options WS_DEFAULT_BG=WSCOL_BLACK 173#options WS_DEFAULT_COLATTR="(0)" 174#options WS_DEFAULT_MONOATTR="(0)" 175options WS_KERNEL_FG=WSCOL_GREEN 176#options WS_KERNEL_BG=WSCOL_BLACK 177#options WS_KERNEL_COLATTR="" 178#options WS_KERNEL_MONOATTR="" 179# customization of console border color 180#options WSDISPLAY_CUSTOM_BORDER # border customization from wsconsctl(8) 181#options WSDISPLAY_BORDER_COLOR=WSCOL_BLUE # default color 182# compatibility to other console drivers 183options WSDISPLAY_COMPAT_PCVT # emulate some ioctls 184options WSDISPLAY_COMPAT_SYSCONS # emulate some ioctls 185options WSDISPLAY_COMPAT_USL # VT handling 186options WSDISPLAY_COMPAT_RAWKBD # can get raw scancodes 187# see dev/pckbport/wskbdmap_mfii.c for implemented layouts 188#options PCKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for pckbd driver 189#options UKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for ukbd driver 190# allocate a number of virtual screens at autoconfiguration time 191#options WSDISPLAY_DEFAULTSCREENS=4 192# use a large software cursor that doesn't blink 193options PCDISPLAY_SOFTCURSOR 194 195# 196# Device configuration 197# 198 199#apm0 at mainbus0 # Advanced power management 200 201 202# Basic Bus Support 203 204# PCI bus support 205#pci* at mainbus? bus ? 206#pci* at pchb? bus ? 207#pci* at ppb? bus ? 208 209# PCI bridges 210#pchb* at pci? dev ? function ? # PCI-Host bridges 211#pceb* at pci? dev ? function ? # PCI-EISA bridges 212#pcib* at pci? dev ? function ? # PCI-ISA bridges 213#ichlpcib* at pci? dev ? function ? # Intel ICH PCI-ISA w/ watchdog and 214 # SpeedStep support 215#ppb* at pci? dev ? function ? # PCI-PCI bridges 216# XXX 'puc's aren't really bridges, but there's no better place for them here 217#puc* at pci? dev ? function ? # PCI "universal" comm. cards 218 219# EISA bus support 220#eisa0 at mainbus? 221#eisa0 at pceb? 222 223# ISA bus support 224isa0 at mainbus? 225#isa0 at pceb? 226#isa0 at pcib? 227#isa0 at ichlpcib? 228 229# PCMCIA bus support 230pcmcia* at pcic? controller ? socket ? 231 232# ISA PCMCIA controllers 233pcic0 at isa? port 0x3e0 iomem 0xd0000 iosiz 0x4000 234pcic1 at isa? port 0x3e2 iomem 0xd4000 iosiz 0x4000 235 236# ISA Plug-and-Play bus support 237#isapnp0 at isa? 238 239# ISA Plug-and-Play PCMCIA controllers 240#pcic* at isapnp? 241 242# Coprocessor Support 243 244# Math Coprocessor support 245npx0 at isa? port 0xf0 irq 13 # x86 math coprocessor 246 247# Console Devices 248 249# wscons 250pckbc0 at isa? # pc keyboard controller 251pckbd* at pckbc? # PC keyboard 252#pms* at pckbc? # PS/2 mouse for wsmouse 253vga0 at isa? 254#vga* at pci? dev ? function ? 255pcdisplay0 at isa? # CGA, MDA, EGA, HGA 256wsdisplay* at vga? console ? 257wsdisplay* at pcdisplay? console ? 258wskbd* at pckbd? console ? 259#wsmouse* at pms? mux 0 260 261 262#attimer0 at isa? 263#pcppi0 at isa? 264#sysbeep0 at pcppi? 265 266# Serial Devices 267 268# PCI serial interfaces 269#com* at puc? port ? # 16x50s on "universal" comm boards 270#cy* at pci? dev ? function ? # Cyclades Cyclom-Y serial boards 271 272# ISA Plug-and-Play serial interfaces 273#com* at isapnp? # Modems and serial boards 274 275# PCMCIA serial interfaces 276com* at pcmcia? function ? # Modems and serial cards 277 278# ISA serial interfaces 279#options COM_HAYESP # adds Hayes ESP serial board support 280com0 at isa? port 0x3f8 irq 4 # Standard PC serial ports 281com1 at isa? port 0x2f8 irq 3 282com2 at isa? port 0x3e8 irq 5 283#com3 at isa? port 0x2e8 irq 9 284#ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards 285#com* at ast? slave ? 286#boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards 287#com* at boca? slave ? 288#rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards 289#com* at rtfps? slave ? 290#cy0 at isa? iomem 0xd4000 irq 12 # Cyclades serial cards 291 292 293# Parallel Printer Interfaces 294 295# PCI parallel printer interfaces 296#lpt* at puc? port ? # || ports on "universal" comm boards 297 298# ISA parallel printer interfaces 299lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports 300#lpt1 at isa? port 0x278 301#lpt2 at isa? port 0x3bc 302 303 304# SCSI Controllers and Devices 305 306# PCI SCSI controllers 307#ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI 308#dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID 309#bha* at pci? dev ? function ? # BusLogic 9xx SCSI 310#isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel 311#siop* at pci? dev ? function ? # NCR 53c8xx SCSI 312#esiop* at pci? dev ? function ? # NCR 53c875 SCSI and newer 313#options SIOP_SYMLED # drive the act. LED in software 314 315# EISA SCSI controllers 316#ahb* at eisa? slot ? # Adaptec 174[02] SCSI 317#ahc* at eisa? slot ? # Adaptec 274x, aic7770 SCSI 318#bha* at eisa? slot ? # BusLogic 7xx SCSI 319#dpt* at eisa? slot ? # DPT SmartCache/SmartRAID 320#uha* at eisa? slot ? # UltraStor 24f SCSI 321 322# PCMCIA SCSI controllers 323#aic* at pcmcia? function ? # Adaptec APA-1460 SCSI 324 325# ISA Plug-and-Play SCSI controllers 326#aic* at isapnp? # Adaptec AHA-1520B 327 328# ISA SCSI controllers 329#aha0 at isa? port 0x330 irq ? drq ? # Adaptec 154[02] SCSI 330#aha1 at isa? port 0x334 irq ? drq ? 331#ahc0 at isa? port ? irq ? # Adaptec 284x SCSI 332#aic0 at isa? port 0x340 irq 11 # Adaptec 152[02] SCSI 333#bha0 at isa? port 0x330 irq ? drq ? # BusLogic [457]4X SCSI 334#bha1 at isa? port 0x334 irq ? drq ? 335#sea0 at isa? iomem 0xc8000 irq 5 # Seagate/Future Domain SCSI 336#uha0 at isa? port 0x330 irq ? drq ? # UltraStor [13]4f SCSI 337#uha1 at isa? port 0x340 irq ? drq ? 338#wds0 at isa? port 0x350 irq 15 drq 6 # WD7000 and TMC-7000 controllers 339#wds1 at isa? port 0x358 irq 11 drq 5 340 341# SCSI bus support 342#scsibus* at scsi? 343 344# SCSI devices 345#sd* at scsibus? target ? lun ? # SCSI disk drives 346#st* at scsibus? target ? lun ? # SCSI tape drives 347#cd* at scsibus? target ? lun ? # SCSI CD-ROM drives 348#ch* at scsibus? target ? lun ? # SCSI autochangers 349#ss* at scsibus? target ? lun ? # SCSI scanners 350#uk* at scsibus? target ? lun ? # SCSI unknown 351 352 353# IDE and related devices 354 355# ISA Plug-and-Play IDE controllers 356#wdc* at isapnp? 357 358# PCMCIA IDE controllers 359wdc* at pcmcia? function ? 360 361# ISA IDE controllers 362wdc0 at isa? port 0x1f0 irq 14 # ST506, ESDI, and IDE controllers 363wdc1 at isa? port 0x170 irq 15 364 365# ATA (IDE) bus support 366atabus* at ata? 367#options ATADEBUG 368 369# IDE drives 370wd* at atabus? drive ? # the drives themselves 371 372# ATAPI bus support 373atapibus* at atapi? 374 375# ATAPI devices 376cd* at atapibus? drive ? # ATAPI CD-ROM drives 377sd* at atapibus? drive ? # ATAPI disk drives 378 379 380# Miscellaneous mass storage devices 381 382# ISA floppy 383fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers 384#fdc1 at isa? port 0x370 irq ? drq ? 385fd* at fdc? drive ? # the drives themselves 386# some machines need you to do this instead of fd* 387#fd0 at fdc0 drive 0 388 389# ISA CD-ROM devices 390#mcd0 at isa? port 0x300 irq 10 # Mitsumi CD-ROM drives 391 392# ISA tape devices 393# note: the wt driver conflicts unpleasantly with SMC boards at the 394# same I/O address. The probe reprograms their EEPROMs. Don't 395# uncomment it unless you are actually using it. 396#wt0 at isa? port 0x308 irq 5 drq 1 # Archive and Wangtek QIC tape drives 397 398 399# Network Interfaces 400 401# PCI network interfaces 402#en* at pci? dev ? function ? # ENI/Adaptec ATM 403#ep* at pci? dev ? function ? # 3Com 3c59x/3c90x Ethernet 404#epic* at pci? dev ? function ? # SMC EPIC/100 Ethernet 405#esh* at pci? dev ? function ? # Essential HIPPI card 406#fpa* at pci? dev ? function ? # DEC DEFPA FDDI 407#fxp* at pci? dev ? function ? # Intel EtherExpress PRO 10+/100B 408#le* at pci? dev ? function ? # PCnet-PCI Ethernet 409#ne* at pci? dev ? function ? # NE2000-compatible Ethernet 410#tl* at pci? dev ? function ? # ThunderLAN-based Ethernet 411#tlp* at pci? dev ? function ? # DECchip 21x4x and clones 412 413# EISA network interfaces 414#ep* at eisa? slot ? # 3Com 3c579 Ethernet 415#fea* at eisa? slot ? # DEC DEFEA FDDI 416 417# ISA Plug-and-Play network interfaces 418#ep* at isapnp? # 3Com 3c509 Ethernet 419#ne* at isapnp? # NE2000-compatible Ethernet 420 421# PCMCIA network interfaces 422ep* at pcmcia? function ? # 3Com 3c589 and 3c562 Ethernet 423mbe* at pcmcia? function ? # MB8696x based Ethernet 424ne* at pcmcia? function ? # NE2000-compatible Ethernet 425sm* at pcmcia? function ? # Megahertz Ethernet 426 427# ISA network interfaces 428ate0 at isa? port 0x2a0 irq ? # AT1700 429ec0 at isa? port 0x250 iomem 0xd8000 irq 9 # 3Com 3c503 Ethernet 430eg0 at isa? port 0x280 irq 9 # 3C505 ethernet cards 431el0 at isa? port 0x300 irq 9 # 3C501 ethernet cards 432ep0 at isa? port ? irq ? # 3C509 ethernet cards 433ef0 at isa? port 0x360 iomem 0xd0000 irq 7 # 3C507 434ai0 at isa? port 0x360 iomem 0xd0000 irq 7 # StarLAN 435fmv0 at isa? port 0x2a0 irq ? # FMV-180 series 436ix0 at isa? port 0x300 irq 10 # EtherExpress/16 437iy0 at isa? port 0x360 irq ? # EtherExpress PRO 10 ISA 438lc0 at isa? port 0x320 iomem ? irq ? # DEC EtherWORKS III (LEMAC) 439#depca0 at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5 # DEPCA 440#le* at depca? 441nele0 at isa? port 0x320 irq 9 drq 7 # NE2100 442le* at nele? 443bicc0 at isa? port 0x320 irq 10 drq 7 # BICC IsoLan 444le* at bicc? 445ne0 at isa? port 0x280 irq 9 # NE[12]000 ethernet cards 446ne1 at isa? port 0x300 irq 10 447sm0 at isa? port 0x300 irq 10 # SMC91C9x Ethernet 448we0 at isa? port 0x280 iomem 0xd0000 irq 9 # WD/SMC Ethernet 449we1 at isa? port 0x300 iomem 0xcc000 irq 10 450 451# MII bus support 452#mii* at tl? 453 454# MII PHY network interfaces 455#tlphy* at mii? dev ? # ThunderLAN PHYs 456#nsphy* at mii? dev ? # NS and compatible PHYs 457#ukphy* at mii? phy ? # generic unknown PHYs 458 459 460# USB Controller and Devices 461 462# PCI USB controllers 463#uhci* at pci? # Universal Host Controller (Intel) 464#ohci* at pci? # Open Host Controller 465 466# USB bus support 467#usb* at uhci? 468#usb* at ohci? 469 470# USB Hubs 471#uhub* at usb? 472#uhub* at uhub? port ? 473 474# USB Mice 475#ums* at uhub? port ? 476 477# USB Keyboards 478#ukbd* at uhub? port ? 479 480# USB Generic HID devices 481#uhid* at uhub? port ? 482 483# USB Printer 484#ulpt* at uhub? port ? 485 486# USB Mass Storage 487#umass* at uhub? port ? configuration ? interface ? 488#wd* at umass? 489 490# USB Ethernet adapters 491#aue* at uhub? port ? # ADMtek AN986 Pegasus based adapters 492#axe* at uhub? port ? # ASIX AX88172 based adapters 493#cue* at uhub? port ? # CATC USB-EL1201A based adapters 494#kue* at uhub? port ? # Kawasaki LSI KL5KUSB101B based adapters 495#url* at uhub? port ? # Realtek RTL8150L based adapters 496 497# Y@P firmware loader 498#uyap* at uhub? port ? 499 500# USB Generic driver 501#ugen* at uhub? port ? 502 503# Audio Devices 504 505# PCI audio devices 506#eap* at pci? dev ? function ? # Ensoniq AudioPCI 507 508# ISA Plug-and-Play audio devices 509#guspnp* at isapnp? # Gravis Ultra Sound PnP audio 510#sb* at isapnp? # SoundBlaster-compatible audio 511#ym* at isapnp? # Yamaha OPL3-SA[23] audio 512 513# ISA audio devices 514#aria0 at isa? port 0x290 irq 10 # Aria 515#gus0 at isa? port 0x220 irq 7 drq 1 drq2 6 # Gravis Ultra Sound 516#pas0 at isa? port 0x220 irq 7 drq 1 # ProAudio Spectrum 517#sb0 at isa? port 0x220 irq 5 drq 1 drq2 5 # SoundBlaster 518#wss0 at isa? port 0x530 irq 10 drq 0 drq2 1 # Windows Sound System 519 520# Audio support 521#audio* at audiobus? 522 523# The spkr driver provides a simple tone interface to the built in speaker. 524#spkr0 at pcppi? # PC speaker 525 526 527# Joysticks 528 529# ISA Plug-and-Play joysticks 530#joy* at isapnp? # Game ports (usually on audio cards) 531 532# ISA joysticks. Probe is a little strange; add only if you have one. 533#joy0 at isa? port 0x201 534 535 536# Miscellaneous Devices 537 538# Planetconnect Satellite receiver driver. 539#satlink0 at isa? port 0x300 drq 1 540 541 542# Pull in optional local configuration 543cinclude "arch/i386/conf/GENERIC.local" 544 545 546# Pseudo-Devices 547 548# disk/mass storage pseudo-devices 549#pseudo-device ccd 4 # concatenated/striped disk devices 550pseudo-device fss 4 # file system snapshot device 551#pseudo-device md 1 # memory disk device (ramdisk) 552pseudo-device vnd # disk-like interface to files 553#options VND_COMPRESSION # compressed vnd(4) 554 555# network pseudo-devices 556pseudo-device bpfilter # Berkeley packet filter 557pseudo-device bridge # simple inter-network bridging 558pseudo-device ipfilter # IP filter (firewall) and NAT 559pseudo-device loop # network loopback 560pseudo-device ppp # Point-to-Point Protocol 561pseudo-device pppoe # PPP over Ethernet (RFC 2516) 562#pseudo-device sl # Serial Line IP 563#pseudo-device strip # Starmode Radio IP (Metricom) 564pseudo-device tun # network tunneling over tty 565#pseudo-device tap # virtual Ethernet 566 567# miscellaneous pseudo-devices 568pseudo-device pty # pseudo-terminals 569pseudo-device rnd # /dev/random and in-kernel generator 570#options RND_COM # use "com" randomness as well (BROKEN) 571pseudo-device clockctl # user control of clock subsystem 572