GENERIC_TINY revision 1.110
1# $NetBSD: GENERIC_TINY,v 1.110 2008/01/07 08:39:05 martti 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. 16options MATH_EMULATE # floating point emulation 17#options VM86 # virtual 8086 emulation 18#options USER_LDT # user-settable LDT; used by WINE 19# insert delay no-ops in interrupts; recommended on very old machines 20options PIC_DELAY 21 22# This option allows you to force a serial console at the specified 23# I/O address. see console(4) for details. 24#options CONSDEVNAME="\"com\"" 25 26# The following options override the memory sizes passed in from the boot 27# block. Use them *only* if the boot block is unable to determine the correct 28# values. Note that the BIOS may *correctly* report less than 640k of base 29# memory if the extended BIOS data area is located at the top of base memory 30# (as is the case on most recent systems). 31#options REALBASEMEM=... # size of base memory 32#options REALEXTMEM=... # size of extended memory 33 34# Save a physical page per process by not setting a kernel stack red zone. 35options NOREDZONE 36 37# Standard system options 38 39options INSECURE # disable kernel security levels - X needs this 40 41options RTC_OFFSET=0 # hardware clock is this many mins. west of GMT 42#options NTP # NTP phase/frequency locked loop 43 44#options KTRACE # system call tracing via ktrace(1) 45 46#options SYSVMSG # System V-like message queues 47#options SYSVSEM # System V-like semaphores 48#options SYSVSHM # System V-like memory sharing 49#options SHMMAXPGS=2048 # 2048 pages is the default 50#options P1003_1B_SEMAPHORE # p1003.1b semaphore support 51 52options NMBCLUSTERS=256 53 54#options LKM # loadable kernel modules 55 56#options USERCONF # userconf(4) support 57options PIPE_SOCKETPAIR # smaller, but slower pipe(2) 58#options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel 59 60# Diagnostic/debugging support options 61#options DIAGNOSTIC # expensive kernel consistency checks 62#options DEBUG # expensive debugging checks/support 63#options KMEMSTATS # kernel memory statistics (vmstat -m) 64#options DDB # in-kernel debugger 65#options DDB_ONPANIC=1 # see also sysctl(8): `ddb.onpanic' 66#options DDB_HISTORY_SIZE=512 # enable history editing in DDB 67#options KGDB # remote debugger 68#options KGDB_DEVNAME="\"com\"",KGDB_DEVADDR=0x3f8,KGDB_DEVRATE=9600 69#makeoptions DEBUG="-g" # compile full symbol table 70 71# Compatibility options 72#options COMPAT_NOMID # NetBSD 0.8, 386BSD, and BSDI 73#options COMPAT_09 # NetBSD 0.9 74#options COMPAT_10 # NetBSD 1.0 75#options COMPAT_11 # NetBSD 1.1 76options COMPAT_12 # NetBSD 1.2, 386BSD, and BSDI 77options COMPAT_13 # NetBSD 1.3, 386BSD, and BSDI 78options COMPAT_14 # NetBSD 1.4 79options COMPAT_15 # NetBSD 1.5 80options COMPAT_16 # NetBSD 1.6 81options COMPAT_20 # NetBSD 2.0 82options COMPAT_30 # NetBSD 3.0 compatibility. 83options COMPAT_40 # NetBSD 4.0 84options COMPAT_43 # 4.3BSD, 386BSD, and BSDI 85#options COMPAT_386BSD_MBRPART # recognize old partition ID 86#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 87 88#options COMPAT_SVR4 # binary compatibility with SVR4 89#options COMPAT_IBCS2 # binary compatibility with SCO and ISC 90#options COMPAT_LINUX # binary compatibility with Linux 91#options COMPAT_FREEBSD # binary compatibility with FreeBSD 92options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 93 94# File systems 95file-system FFS # UFS 96#file-system EXT2FS # second extended file system (linux) 97#file-system LFS # log-structured file system 98#file-system MFS # memory file system 99file-system NFS # Network File System client 100file-system CD9660 # ISO 9660 + Rock Ridge file system 101file-system MSDOSFS # MS-DOS file system 102#file-system FDESC # /dev/fd 103file-system KERNFS # /kern 104#file-system NULLFS # loopback file system 105#file-system PORTAL # portal filesystem (still experimental) 106#file-system PROCFS # /proc 107#file-system UMAPFS # NULLFS + uid and gid remapping 108#file-system UNION # union file system 109#file-system PTYFS # /dev/pts/N support 110#file-system TMPFS # Efficient memory file-system 111 112# File system options 113#options QUOTA # UFS quotas 114#options FFS_EI # FFS Endian Independant support 115#options NFSSERVER # Network File System server 116options FFS_NO_SNAPSHOT # No FF snapshot support 117#options EXT2FS_SYSTEM_FLAGS # makes ext2fs file flags (append and 118 # immutable) behave as system flags. 119 120# Networking options 121#options GATEWAY # packet forwarding 122options INET # IP + ICMP + TCP + UDP 123#options MROUTING # IP multicast routing 124#options PIM # Protocol Independent Multicast 125#options ISO,TPIP # OSI 126#options EON # OSI tunneling over IP 127#options NETATALK # AppleTalk networking protocols 128#options PPP_BSDCOMP # BSD-Compress compression support for PPP 129#options PPP_DEFLATE # Deflate compression support for PPP 130#options PPP_FILTER # Active filter support for PPP (requires bpf) 131#options PFIL_HOOKS # pfil(9) packet filter hooks 132#options IPFILTER_LOG # ipmon(8) log support 133#options IPFILTER_LOOKUP # ippool(8) support 134#options IPFILTER_DEFAULT_BLOCK # block all packets by default 135#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 136 137#options ALTQ # Manipulate network interfaces' output queues 138#options ALTQ_BLUE # Stochastic Fair Blue 139#options ALTQ_CBQ # Class-Based Queueing 140#options ALTQ_CDNR # Diffserv Traffic Conditioner 141#options ALTQ_FIFOQ # First-In First-Out Queue 142#options ALTQ_FLOWVALVE # RED/flow-valve (red-penalty-box) 143#options ALTQ_HFSC # Hierarchical Fair Service Curve 144#options ALTQ_LOCALQ # Local queueing discipline 145#options ALTQ_PRIQ # Priority Queueing 146#options ALTQ_RED # Random Early Detection 147#options ALTQ_RIO # RED with IN/OUT 148#options ALTQ_WFQ # Weighted Fair Queueing 149 150# These options enable verbose messages for several subsystems. 151# Warning, these may compile large string tables into the kernel! 152#options EISAVERBOSE # verbose EISA device autoconfig messages 153#options PCIVERBOSE # verbose PCI device autoconfig messages 154#options PCI_CONFIG_DUMP # verbosely dump PCI config space 155#options PCMCIAVERBOSE # verbose PCMCIA configuration messages 156#options SCSIVERBOSE # human readable SCSI error messages 157#options USBVERBOSE # verbose USB device autoconfig messages 158 159#options NFS_BOOT_BOOTP,NFS_BOOT_BOOTPARAM 160 161# Kernel root file system and dump configuration. 162config netbsd root on ? type ? 163#config netbsd root on sd0a type ffs 164#config netbsd root on ? type nfs 165 166# 167# wscons options 168# 169# builtin terminal emulations 170#options WSEMUL_SUN # sun terminal emulation 171options WSEMUL_VT100 # VT100 / VT220 emulation 172# customization of console and kernel output - see dev/wscons/wsdisplayvar.h 173#options WSDISPLAY_CUSTOM_OUTPUT # color customization from wsconsctl(8) 174#options WS_DEFAULT_FG=WSCOL_WHITE 175#options WS_DEFAULT_BG=WSCOL_BLACK 176#options WS_DEFAULT_COLATTR="(0)" 177#options WS_DEFAULT_MONOATTR="(0)" 178options WS_KERNEL_FG=WSCOL_GREEN 179#options WS_KERNEL_BG=WSCOL_BLACK 180#options WS_KERNEL_COLATTR="" 181#options WS_KERNEL_MONOATTR="" 182# customization of console border color 183#options WSDISPLAY_CUSTOM_BORDER # border customization from wsconsctl(8) 184#options WSDISPLAY_BORDER_COLOR=WSCOL_BLUE # default color 185# compatibility to other console drivers 186options WSDISPLAY_COMPAT_PCVT # emulate some ioctls 187options WSDISPLAY_COMPAT_SYSCONS # emulate some ioctls 188options WSDISPLAY_COMPAT_USL # VT handling 189options WSDISPLAY_COMPAT_RAWKBD # can get raw scancodes 190# see dev/pckbport/wskbdmap_mfii.c for implemented layouts 191#options PCKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for pckbd driver 192#options UKBD_LAYOUT="(KB_DE | KB_NODEAD)" # for ukbd driver 193# allocate a number of virtual screens at autoconfiguration time 194#options WSDISPLAY_DEFAULTSCREENS=4 195# use a large software cursor that doesn't blink 196options PCDISPLAY_SOFTCURSOR 197 198# 199# Device configuration 200# 201 202mainbus0 at root 203 204cpu0 at mainbus0 205 206#apm0 at mainbus0 # Advanced power management 207 208 209# Basic Bus Support 210 211# PCI bus support 212#pci* at mainbus? bus ? 213#pci* at pchb? bus ? 214#pci* at ppb? bus ? 215 216# PCI bridges 217#pchb* at pci? dev ? function ? # PCI-Host bridges 218#pceb* at pci? dev ? function ? # PCI-EISA bridges 219#pcib* at pci? dev ? function ? # PCI-ISA bridges 220#ichlpcib* at pci? dev ? function ? # Intel ICH PCI-ISA w/ watchdog and 221 # SpeedStep support 222#ppb* at pci? dev ? function ? # PCI-PCI bridges 223# XXX 'puc's aren't really bridges, but there's no better place for them here 224#puc* at pci? dev ? function ? # PCI "universal" comm. cards 225 226# EISA bus support 227#eisa0 at mainbus? 228#eisa0 at pceb? 229 230# ISA bus support 231isa0 at mainbus? 232#isa0 at pceb? 233#isa0 at pcib? 234#isa0 at ichlpcib? 235 236# PCMCIA bus support 237pcmcia* at pcic? controller ? socket ? 238 239# ISA PCMCIA controllers 240pcic0 at isa? port 0x3e0 iomem 0xd0000 iosiz 0x4000 241pcic1 at isa? port 0x3e2 iomem 0xd4000 iosiz 0x4000 242 243# ISA Plug-and-Play bus support 244#isapnp0 at isa? 245 246# ISA Plug-and-Play PCMCIA controllers 247#pcic* at isapnp? 248 249# Coprocessor Support 250 251# Math Coprocessor support 252npx0 at isa? port 0xf0 irq 13 # x86 math coprocessor 253 254# Console Devices 255 256# wscons 257pckbc0 at isa? # pc keyboard controller 258pckbd* at pckbc? # PC keyboard 259#pms* at pckbc? # PS/2 mouse for wsmouse 260vga0 at isa? 261#vga* at pci? dev ? function ? 262pcdisplay0 at isa? # CGA, MDA, EGA, HGA 263wsdisplay* at vga? console ? 264wsdisplay* at pcdisplay? console ? 265wskbd* at pckbd? console ? 266#wsmouse* at pms? mux 0 267 268 269#attimer0 at isa? 270#pcppi0 at isa? 271#sysbeep0 at pcppi? 272 273# Serial Devices 274 275# PCI serial interfaces 276#com* at puc? port ? # 16x50s on "universal" comm boards 277#cy* at pci? dev ? function ? # Cyclades Cyclom-Y serial boards 278 279# ISA Plug-and-Play serial interfaces 280#com* at isapnp? # Modems and serial boards 281 282# PCMCIA serial interfaces 283com* at pcmcia? function ? # Modems and serial cards 284 285# ISA serial interfaces 286#options COM_HAYESP # adds Hayes ESP serial board support 287com0 at isa? port 0x3f8 irq 4 # Standard PC serial ports 288com1 at isa? port 0x2f8 irq 3 289com2 at isa? port 0x3e8 irq 5 290#com3 at isa? port 0x2e8 irq 9 291#ast0 at isa? port 0x1a0 irq 5 # AST 4-port serial cards 292#com* at ast? slave ? 293#boca0 at isa? port 0x100 irq 5 # BOCA 8-port serial cards 294#com* at boca? slave ? 295#rtfps0 at isa? port 0x1230 irq 10 # RT 4-port serial cards 296#com* at rtfps? slave ? 297#cy0 at isa? iomem 0xd4000 irq 12 # Cyclades serial cards 298 299 300# Parallel Printer Interfaces 301 302# PCI parallel printer interfaces 303#lpt* at puc? port ? # || ports on "universal" comm boards 304 305# ISA parallel printer interfaces 306lpt0 at isa? port 0x378 irq 7 # standard PC parallel ports 307#lpt1 at isa? port 0x278 308#lpt2 at isa? port 0x3bc 309 310 311# SCSI Controllers and Devices 312 313# PCI SCSI controllers 314#ahc* at pci? dev ? function ? # Adaptec [23]94x, aic78x0 SCSI 315#dpt* at pci? dev ? function ? # DPT SmartCache/SmartRAID 316#bha* at pci? dev ? function ? # BusLogic 9xx SCSI 317#isp* at pci? dev ? function ? # Qlogic ISP [12]0x0 SCSI/FibreChannel 318#siop* at pci? dev ? function ? # NCR 53c8xx SCSI 319#esiop* at pci? dev ? function ? # NCR 53c875 SCSI and newer 320#options SIOP_SYMLED # drive the act. LED in software 321 322# EISA SCSI controllers 323#ahb* at eisa? slot ? # Adaptec 174[02] SCSI 324#ahc* at eisa? slot ? # Adaptec 274x, aic7770 SCSI 325#bha* at eisa? slot ? # BusLogic 7xx SCSI 326#dpt* at eisa? slot ? # DPT SmartCache/SmartRAID 327#uha* at eisa? slot ? # UltraStor 24f SCSI 328 329# PCMCIA SCSI controllers 330#aic* at pcmcia? function ? # Adaptec APA-1460 SCSI 331 332# ISA Plug-and-Play SCSI controllers 333#aic* at isapnp? # Adaptec AHA-1520B 334 335# ISA SCSI controllers 336#aha0 at isa? port 0x330 irq ? drq ? # Adaptec 154[02] SCSI 337#aha1 at isa? port 0x334 irq ? drq ? 338#ahc0 at isa? port ? irq ? # Adaptec 284x SCSI 339#aic0 at isa? port 0x340 irq 11 # Adaptec 152[02] SCSI 340#bha0 at isa? port 0x330 irq ? drq ? # BusLogic [457]4X SCSI 341#bha1 at isa? port 0x334 irq ? drq ? 342#sea0 at isa? iomem 0xc8000 irq 5 # Seagate/Future Domain SCSI 343#uha0 at isa? port 0x330 irq ? drq ? # UltraStor [13]4f SCSI 344#uha1 at isa? port 0x340 irq ? drq ? 345#wds0 at isa? port 0x350 irq 15 drq 6 # WD7000 and TMC-7000 controllers 346#wds1 at isa? port 0x358 irq 11 drq 5 347 348# SCSI bus support 349#scsibus* at scsi? 350 351# SCSI devices 352#sd* at scsibus? target ? lun ? # SCSI disk drives 353#st* at scsibus? target ? lun ? # SCSI tape drives 354#cd* at scsibus? target ? lun ? # SCSI CD-ROM drives 355#ch* at scsibus? target ? lun ? # SCSI autochangers 356#ss* at scsibus? target ? lun ? # SCSI scanners 357#uk* at scsibus? target ? lun ? # SCSI unknown 358 359 360# IDE and related devices 361 362# ISA Plug-and-Play IDE controllers 363#wdc* at isapnp? 364 365# PCMCIA IDE controllers 366wdc* at pcmcia? function ? 367 368# ISA IDE controllers 369wdc0 at isa? port 0x1f0 irq 14 # ST506, ESDI, and IDE controllers 370wdc1 at isa? port 0x170 irq 15 371 372# ATA (IDE) bus support 373atabus* at ata? 374#options ATADEBUG 375 376# IDE drives 377wd* at atabus? drive ? # the drives themselves 378 379# ATAPI bus support 380atapibus* at atapi? 381 382# ATAPI devices 383cd* at atapibus? drive ? # ATAPI CD-ROM drives 384sd* at atapibus? drive ? # ATAPI disk drives 385 386 387# Miscellaneous mass storage devices 388 389# ISA floppy 390fdc0 at isa? port 0x3f0 irq 6 drq 2 # standard PC floppy controllers 391#fdc1 at isa? port 0x370 irq ? drq ? 392fd* at fdc? drive ? # the drives themselves 393# some machines need you to do this instead of fd* 394#fd0 at fdc0 drive 0 395 396# ISA CD-ROM devices 397#mcd0 at isa? port 0x300 irq 10 # Mitsumi CD-ROM drives 398 399# ISA tape devices 400# note: the wt driver conflicts unpleasantly with SMC boards at the 401# same I/O address. The probe reprograms their EEPROMs. Don't 402# uncomment it unless you are actually using it. 403#wt0 at isa? port 0x308 irq 5 drq 1 # Archive and Wangtek QIC tape drives 404 405 406# Network Interfaces 407 408# PCI network interfaces 409#en* at pci? dev ? function ? # ENI/Adaptec ATM 410#ep* at pci? dev ? function ? # 3Com 3c59x/3c90x Ethernet 411#epic* at pci? dev ? function ? # SMC EPIC/100 Ethernet 412#esh* at pci? dev ? function ? # Essential HIPPI card 413#fpa* at pci? dev ? function ? # DEC DEFPA FDDI 414#fxp* at pci? dev ? function ? # Intel EtherExpress PRO 10+/100B 415#le* at pci? dev ? function ? # PCnet-PCI Ethernet 416#ne* at pci? dev ? function ? # NE2000-compatible Ethernet 417#tl* at pci? dev ? function ? # ThunderLAN-based Ethernet 418#tlp* at pci? dev ? function ? # DECchip 21x4x and clones 419 420# EISA network interfaces 421#ep* at eisa? slot ? # 3Com 3c579 Ethernet 422#fea* at eisa? slot ? # DEC DEFEA FDDI 423 424# ISA Plug-and-Play network interfaces 425#ep* at isapnp? # 3Com 3c509 Ethernet 426#ne* at isapnp? # NE2000-compatible Ethernet 427 428# PCMCIA network interfaces 429ep* at pcmcia? function ? # 3Com 3c589 and 3c562 Ethernet 430mbe* at pcmcia? function ? # MB8696x based Ethernet 431ne* at pcmcia? function ? # NE2000-compatible Ethernet 432sm* at pcmcia? function ? # Megahertz Ethernet 433 434# ISA network interfaces 435ate0 at isa? port 0x2a0 irq ? # AT1700 436ec0 at isa? port 0x250 iomem 0xd8000 irq 9 # 3Com 3c503 Ethernet 437eg0 at isa? port 0x280 irq 9 # 3C505 ethernet cards 438el0 at isa? port 0x300 irq 9 # 3C501 ethernet cards 439ep0 at isa? port ? irq ? # 3C509 ethernet cards 440ef0 at isa? port 0x360 iomem 0xd0000 irq 7 # 3C507 441ai0 at isa? port 0x360 iomem 0xd0000 irq 7 # StarLAN 442fmv0 at isa? port 0x2a0 irq ? # FMV-180 series 443ix0 at isa? port 0x300 irq 10 # EtherExpress/16 444iy0 at isa? port 0x360 irq ? # EtherExpress PRO 10 ISA 445lc0 at isa? port 0x320 iomem ? irq ? # DEC EtherWORKS III (LEMAC) 446#depca0 at isa? port 0x300 iomem 0xc8000 iosiz 0x8000 irq 5 # DEPCA 447#le* at depca? 448nele0 at isa? port 0x320 irq 9 drq 7 # NE2100 449le* at nele? 450bicc0 at isa? port 0x320 irq 10 drq 7 # BICC IsoLan 451le* at bicc? 452ne0 at isa? port 0x280 irq 9 # NE[12]000 ethernet cards 453ne1 at isa? port 0x300 irq 10 454sm0 at isa? port 0x300 irq 10 # SMC91C9x Ethernet 455we0 at isa? port 0x280 iomem 0xd0000 irq 9 # WD/SMC Ethernet 456we1 at isa? port 0x300 iomem 0xcc000 irq 10 457 458# MII bus support 459#mii* at tl? 460 461# MII PHY network interfaces 462#tlphy* at mii? dev ? # ThunderLAN PHYs 463#nsphy* at mii? dev ? # NS and compatible PHYs 464#ukphy* at mii? phy ? # generic unknown PHYs 465 466 467# USB Controller and Devices 468 469# PCI USB controllers 470#uhci* at pci? # Universal Host Controller (Intel) 471#ohci* at pci? # Open Host Controller 472 473# USB bus support 474#usb* at uhci? 475#usb* at ohci? 476 477# USB Hubs 478#uhub* at usb? 479#uhub* at uhub? port ? 480 481# USB Mice 482#ums* at uhub? port ? 483 484# USB Keyboards 485#ukbd* at uhub? port ? 486 487# USB Generic HID devices 488#uhid* at uhub? port ? 489 490# USB Printer 491#ulpt* at uhub? port ? 492 493# USB Mass Storage 494#umass* at uhub? port ? configuration ? interface ? 495#wd* at umass? 496 497# USB Ethernet adapters 498#aue* at uhub? port ? # ADMtek AN986 Pegasus based adapters 499#axe* at uhub? port ? # ASIX AX88172 based adapters 500#cue* at uhub? port ? # CATC USB-EL1201A based adapters 501#kue* at uhub? port ? # Kawasaki LSI KL5KUSB101B based adapters 502#url* at uhub? port ? # Realtek RTL8150L based adapters 503 504# Y@P firmware loader 505#uyap* at uhub? port ? 506 507# USB Generic driver 508#ugen* at uhub? port ? 509 510# Audio Devices 511 512# PCI audio devices 513#eap* at pci? dev ? function ? # Ensoniq AudioPCI 514 515# ISA Plug-and-Play audio devices 516#guspnp* at isapnp? # Gravis Ultra Sound PnP audio 517#sb* at isapnp? # SoundBlaster-compatible audio 518#ym* at isapnp? # Yamaha OPL3-SA[23] audio 519 520# ISA audio devices 521#aria0 at isa? port 0x290 irq 10 # Aria 522#gus0 at isa? port 0x220 irq 7 drq 1 drq2 6 # Gravis Ultra Sound 523#pas0 at isa? port 0x220 irq 7 drq 1 # ProAudio Spectrum 524#sb0 at isa? port 0x220 irq 5 drq 1 drq2 5 # SoundBlaster 525#wss0 at isa? port 0x530 irq 10 drq 0 drq2 1 # Windows Sound System 526 527# Audio support 528#audio* at audiobus? 529 530# The spkr driver provides a simple tone interface to the built in speaker. 531#spkr0 at pcppi? # PC speaker 532 533 534# Joysticks 535 536# ISA Plug-and-Play joysticks 537#joy* at isapnp? # Game ports (usually on audio cards) 538 539# ISA joysticks. Probe is a little strange; add only if you have one. 540#joy0 at isa? port 0x201 541 542 543# Miscellaneous Devices 544 545# Planetconnect Satellite receiver driver. 546#satlink0 at isa? port 0x300 drq 1 547 548 549# Pull in optional local configuration 550include "arch/i386/conf/GENERIC.local" 551 552 553# Pseudo-Devices 554 555# disk/mass storage pseudo-devices 556#pseudo-device ccd 4 # concatenated/striped disk devices 557pseudo-device fss 4 # file system snapshot device 558#pseudo-device md 1 # memory disk device (ramdisk) 559pseudo-device vnd # disk-like interface to files 560#options VND_COMPRESSION # compressed vnd(4) 561 562# network pseudo-devices 563pseudo-device bpfilter # Berkeley packet filter 564pseudo-device bridge # simple inter-network bridging 565pseudo-device ipfilter # IP filter (firewall) and NAT 566pseudo-device loop # network loopback 567pseudo-device ppp # Point-to-Point Protocol 568pseudo-device pppoe # PPP over Ethernet (RFC 2516) 569#pseudo-device sl # Serial Line IP 570#pseudo-device strip # Starmode Radio IP (Metricom) 571pseudo-device tun # network tunneling over tty 572#pseudo-device tap # virtual Ethernet 573 574# miscellaneous pseudo-devices 575pseudo-device pty # pseudo-terminals 576pseudo-device rnd # /dev/random and in-kernel generator 577#options RND_COM # use "com" randomness as well (BROKEN) 578pseudo-device clockctl # user control of clock subsystem 579