1config M68K 2 bool 3 default y 4 select HAVE_AOUT 5 select HAVE_IDE 6 select GENERIC_ATOMIC64 7 8config MMU 9 bool 10 default y 11 12config RWSEM_GENERIC_SPINLOCK 13 bool 14 default y 15 16config RWSEM_XCHGADD_ALGORITHM 17 bool 18 19config ARCH_HAS_ILOG2_U32 20 bool 21 22config ARCH_HAS_ILOG2_U64 23 bool 24 25config GENERIC_HWEIGHT 26 bool 27 default y 28 29config GENERIC_CALIBRATE_DELAY 30 bool 31 default y 32 33config TIME_LOW_RES 34 bool 35 default y 36 37config GENERIC_IOMAP 38 bool 39 default y 40 41config ARCH_MAY_HAVE_PC_FDC 42 bool 43 depends on BROKEN && (Q40 || SUN3X) 44 default y 45 46config NO_IOPORT 47 def_bool y 48 49config NO_DMA 50 def_bool SUN3 51 52config HZ 53 int 54 default 100 55 56config ARCH_USES_GETTIMEOFFSET 57 def_bool y 58 59source "init/Kconfig" 60 61source "kernel/Kconfig.freezer" 62 63menu "Platform dependent setup" 64 65config EISA 66 bool 67 ---help--- 68 The Extended Industry Standard Architecture (EISA) bus was 69 developed as an open alternative to the IBM MicroChannel bus. 70 71 The EISA bus provided some of the features of the IBM MicroChannel 72 bus while maintaining backward compatibility with cards made for 73 the older ISA bus. The EISA bus saw limited use between 1988 and 74 1995 when it was made obsolete by the PCI bus. 75 76 Say Y here if you are building a kernel for an EISA-based machine. 77 78 Otherwise, say N. 79 80config MCA 81 bool 82 help 83 MicroChannel Architecture is found in some IBM PS/2 machines and 84 laptops. It is a bus system similar to PCI or ISA. See 85 <file:Documentation/mca.txt> (and especially the web page given 86 there) before attempting to build an MCA bus kernel. 87 88config PCMCIA 89 tristate 90 ---help--- 91 Say Y here if you want to attach PCMCIA- or PC-cards to your Linux 92 computer. These are credit-card size devices such as network cards, 93 modems or hard drives often used with laptops computers. There are 94 actually two varieties of these cards: the older 16 bit PCMCIA cards 95 and the newer 32 bit CardBus cards. If you want to use CardBus 96 cards, you need to say Y here and also to "CardBus support" below. 97 98 To use your PC-cards, you will need supporting software from David 99 Hinds' pcmcia-cs package (see the file <file:Documentation/Changes> 100 for location). Please also read the PCMCIA-HOWTO, available from 101 <http://www.tldp.org/docs.html#howto>. 102 103 To compile this driver as modules, choose M here: the 104 modules will be called pcmcia_core and ds. 105 106config AMIGA 107 bool "Amiga support" 108 select MMU_MOTOROLA if MMU 109 help 110 This option enables support for the Amiga series of computers. If 111 you plan to use this kernel on an Amiga, say Y here and browse the 112 material available in <file:Documentation/m68k>; otherwise say N. 113 114config ATARI 115 bool "Atari support" 116 select MMU_MOTOROLA if MMU 117 help 118 This option enables support for the 68000-based Atari series of 119 computers (including the TT, Falcon and Medusa). If you plan to use 120 this kernel on an Atari, say Y here and browse the material 121 available in <file:Documentation/m68k>; otherwise say N. 122 123config MAC 124 bool "Macintosh support" 125 select MMU_MOTOROLA if MMU 126 help 127 This option enables support for the Apple Macintosh series of 128 computers (yes, there is experimental support now, at least for part 129 of the series). 130 131 Say N unless you're willing to code the remaining necessary support. 132 ;) 133 134config NUBUS 135 bool 136 depends on MAC 137 default y 138 139config M68K_L2_CACHE 140 bool 141 depends on MAC 142 default y 143 144config APOLLO 145 bool "Apollo support" 146 select MMU_MOTOROLA if MMU 147 help 148 Say Y here if you want to run Linux on an MC680x0-based Apollo 149 Domain workstation such as the DN3500. 150 151config VME 152 bool "VME (Motorola and BVM) support" 153 select MMU_MOTOROLA if MMU 154 help 155 Say Y here if you want to build a kernel for a 680x0 based VME 156 board. Boards currently supported include Motorola boards MVME147, 157 MVME162, MVME166, MVME167, MVME172, and MVME177. BVME4000 and 158 BVME6000 boards from BVM Ltd are also supported. 159 160config MVME147 161 bool "MVME147 support" 162 depends on VME 163 help 164 Say Y to include support for early Motorola VME boards. This will 165 build a kernel which can run on MVME147 single-board computers. If 166 you select this option you will have to select the appropriate 167 drivers for SCSI, Ethernet and serial ports later on. 168 169config MVME16x 170 bool "MVME162, 166 and 167 support" 171 depends on VME 172 help 173 Say Y to include support for Motorola VME boards. This will build a 174 kernel which can run on MVME162, MVME166, MVME167, MVME172, and 175 MVME177 boards. If you select this option you will have to select 176 the appropriate drivers for SCSI, Ethernet and serial ports later 177 on. 178 179config BVME6000 180 bool "BVME4000 and BVME6000 support" 181 depends on VME 182 help 183 Say Y to include support for VME boards from BVM Ltd. This will 184 build a kernel which can run on BVME4000 and BVME6000 boards. If 185 you select this option you will have to select the appropriate 186 drivers for SCSI, Ethernet and serial ports later on. 187 188config HP300 189 bool "HP9000/300 and HP9000/400 support" 190 select MMU_MOTOROLA if MMU 191 help 192 This option enables support for the HP9000/300 and HP9000/400 series 193 of workstations. Support for these machines is still somewhat 194 experimental. If you plan to try to use the kernel on such a machine 195 say Y here. 196 Everybody else says N. 197 198config DIO 199 bool "DIO bus support" 200 depends on HP300 201 default y 202 help 203 Say Y here to enable support for the "DIO" expansion bus used in 204 HP300 machines. If you are using such a system you almost certainly 205 want this. 206 207config SUN3X 208 bool "Sun3x support" 209 select MMU_MOTOROLA if MMU 210 select M68030 211 help 212 This option enables support for the Sun 3x series of workstations. 213 Be warned that this support is very experimental. 214 Note that Sun 3x kernels are not compatible with Sun 3 hardware. 215 General Linux information on the Sun 3x series (now discontinued) 216 is at <http://www.angelfire.com/ca2/tech68k/sun3.html>. 217 218 If you don't want to compile a kernel for a Sun 3x, say N. 219 220config Q40 221 bool "Q40/Q60 support" 222 select MMU_MOTOROLA if MMU 223 help 224 The Q40 is a Motorola 68040-based successor to the Sinclair QL 225 manufactured in Germany. There is an official Q40 home page at 226 <http://www.q40.de/>. This option enables support for the Q40 and 227 Q60. Select your CPU below. For 68LC060 don't forget to enable FPU 228 emulation. 229 230config SUN3 231 bool "Sun3 support" 232 depends on !MMU_MOTOROLA 233 select MMU_SUN3 if MMU 234 select M68020 235 help 236 This option enables support for the Sun 3 series of workstations 237 (3/50, 3/60, 3/1xx, 3/2xx systems). Enabling this option requires 238 that all other hardware types must be disabled, as Sun 3 kernels 239 are incompatible with all other m68k targets (including Sun 3x!). 240 241 If you don't want to compile a kernel exclusively for a Sun 3, say N. 242 243config NATFEAT 244 bool "ARAnyM emulator support" 245 depends on ATARI 246 help 247 This option enables support for ARAnyM native features, such as 248 access to a disk image as /dev/hda. 249 250config NFBLOCK 251 tristate "NatFeat block device support" 252 depends on BLOCK && NATFEAT 253 help 254 Say Y to include support for the ARAnyM NatFeat block device 255 which allows direct access to the hard drives without using 256 the hardware emulation. 257 258config NFCON 259 tristate "NatFeat console driver" 260 depends on NATFEAT 261 help 262 Say Y to include support for the ARAnyM NatFeat console driver 263 which allows the console output to be redirected to the stderr 264 output of ARAnyM. 265 266config NFETH 267 tristate "NatFeat Ethernet support" 268 depends on NET_ETHERNET && NATFEAT 269 help 270 Say Y to include support for the ARAnyM NatFeat network device 271 which will emulate a regular ethernet device while presenting an 272 ethertap device to the host system. 273 274comment "Processor type" 275 276config M68020 277 bool "68020 support" 278 help 279 If you anticipate running this kernel on a computer with a MC68020 280 processor, say Y. Otherwise, say N. Note that the 68020 requires a 281 68851 MMU (Memory Management Unit) to run Linux/m68k, except on the 282 Sun 3, which provides its own version. 283 284config M68030 285 bool "68030 support" 286 depends on !MMU_SUN3 287 help 288 If you anticipate running this kernel on a computer with a MC68030 289 processor, say Y. Otherwise, say N. Note that a MC68EC030 will not 290 work, as it does not include an MMU (Memory Management Unit). 291 292config M68040 293 bool "68040 support" 294 depends on !MMU_SUN3 295 help 296 If you anticipate running this kernel on a computer with a MC68LC040 297 or MC68040 processor, say Y. Otherwise, say N. Note that an 298 MC68EC040 will not work, as it does not include an MMU (Memory 299 Management Unit). 300 301config M68060 302 bool "68060 support" 303 depends on !MMU_SUN3 304 help 305 If you anticipate running this kernel on a computer with a MC68060 306 processor, say Y. Otherwise, say N. 307 308config MMU_MOTOROLA 309 bool 310 311config MMU_SUN3 312 bool 313 depends on MMU && !MMU_MOTOROLA 314 315config M68KFPU_EMU 316 bool "Math emulation support (EXPERIMENTAL)" 317 depends on EXPERIMENTAL 318 help 319 At some point in the future, this will cause floating-point math 320 instructions to be emulated by the kernel on machines that lack a 321 floating-point math coprocessor. Thrill-seekers and chronically 322 sleep-deprived psychotic hacker types can say Y now, everyone else 323 should probably wait a while. 324 325config M68KFPU_EMU_EXTRAPREC 326 bool "Math emulation extra precision" 327 depends on M68KFPU_EMU 328 help 329 The fpu uses normally a few bit more during calculations for 330 correct rounding, the emulator can (often) do the same but this 331 extra calculation can cost quite some time, so you can disable 332 it here. The emulator will then "only" calculate with a 64 bit 333 mantissa and round slightly incorrect, what is more than enough 334 for normal usage. 335 336config M68KFPU_EMU_ONLY 337 bool "Math emulation only kernel" 338 depends on M68KFPU_EMU 339 help 340 This option prevents any floating-point instructions from being 341 compiled into the kernel, thereby the kernel doesn't save any 342 floating point context anymore during task switches, so this 343 kernel will only be usable on machines without a floating-point 344 math coprocessor. This makes the kernel a bit faster as no tests 345 needs to be executed whether a floating-point instruction in the 346 kernel should be executed or not. 347 348config ADVANCED 349 bool "Advanced configuration options" 350 ---help--- 351 This gives you access to some advanced options for the CPU. The 352 defaults should be fine for most users, but these options may make 353 it possible for you to improve performance somewhat if you know what 354 you are doing. 355 356 Note that the answer to this question won't directly affect the 357 kernel: saying N will just cause the configurator to skip all 358 the questions about these options. 359 360 Most users should say N to this question. 361 362config RMW_INSNS 363 bool "Use read-modify-write instructions" 364 depends on ADVANCED 365 ---help--- 366 This allows to use certain instructions that work with indivisible 367 read-modify-write bus cycles. While this is faster than the 368 workaround of disabling interrupts, it can conflict with DMA 369 ( = direct memory access) on many Amiga systems, and it is also said 370 to destabilize other machines. It is very likely that this will 371 cause serious problems on any Amiga or Atari Medusa if set. The only 372 configuration where it should work are 68030-based Ataris, where it 373 apparently improves performance. But you've been warned! Unless you 374 really know what you are doing, say N. Try Y only if you're quite 375 adventurous. 376 377config SINGLE_MEMORY_CHUNK 378 bool "Use one physical chunk of memory only" if ADVANCED && !SUN3 379 default y if SUN3 380 select NEED_MULTIPLE_NODES 381 help 382 Ignore all but the first contiguous chunk of physical memory for VM 383 purposes. This will save a few bytes kernel size and may speed up 384 some operations. Say N if not sure. 385 386config 060_WRITETHROUGH 387 bool "Use write-through caching for 68060 supervisor accesses" 388 depends on ADVANCED && M68060 389 ---help--- 390 The 68060 generally uses copyback caching of recently accessed data. 391 Copyback caching means that memory writes will be held in an on-chip 392 cache and only written back to memory some time later. Saying Y 393 here will force supervisor (kernel) accesses to use writethrough 394 caching. Writethrough caching means that data is written to memory 395 straight away, so that cache and memory data always agree. 396 Writethrough caching is less efficient, but is needed for some 397 drivers on 68060 based systems where the 68060 bus snooping signal 398 is hardwired on. The 53c710 SCSI driver is known to suffer from 399 this problem. 400 401config ARCH_DISCONTIGMEM_ENABLE 402 def_bool !SINGLE_MEMORY_CHUNK 403 404config NODES_SHIFT 405 int 406 default "3" 407 depends on !SINGLE_MEMORY_CHUNK 408 409source "mm/Kconfig" 410 411endmenu 412 413menu "General setup" 414 415source "fs/Kconfig.binfmt" 416 417config ZORRO 418 bool "Amiga Zorro (AutoConfig) bus support" 419 depends on AMIGA 420 help 421 This enables support for the Zorro bus in the Amiga. If you have 422 expansion cards in your Amiga that conform to the Amiga 423 AutoConfig(tm) specification, say Y, otherwise N. Note that even 424 expansion cards that do not fit in the Zorro slots but fit in e.g. 425 the CPU slot may fall in this category, so you have to say Y to let 426 Linux use these. 427 428config AMIGA_PCMCIA 429 bool "Amiga 1200/600 PCMCIA support (EXPERIMENTAL)" 430 depends on AMIGA && EXPERIMENTAL 431 help 432 Include support in the kernel for pcmcia on Amiga 1200 and Amiga 433 600. If you intend to use pcmcia cards say Y; otherwise say N. 434 435config STRAM_PROC 436 bool "ST-RAM statistics in /proc" 437 depends on ATARI 438 help 439 Say Y here to report ST-RAM usage statistics in /proc/stram. 440 441config HEARTBEAT 442 bool "Use power LED as a heartbeat" if AMIGA || APOLLO || ATARI || MAC ||Q40 443 default y if !AMIGA && !APOLLO && !ATARI && !MAC && !Q40 && HP300 444 help 445 Use the power-on LED on your machine as a load meter. The exact 446 behavior is platform-dependent, but normally the flash frequency is 447 a hyperbolic function of the 5-minute load average. 448 449# We have a dedicated heartbeat LED. :-) 450config PROC_HARDWARE 451 bool "/proc/hardware support" 452 help 453 Say Y here to support the /proc/hardware file, which gives you 454 access to information about the machine you're running on, 455 including the model, CPU, MMU, clock speed, BogoMIPS rating, 456 and memory size. 457 458config ISA 459 bool 460 depends on Q40 || AMIGA_PCMCIA 461 default y 462 help 463 Find out whether you have ISA slots on your motherboard. ISA is the 464 name of a bus system, i.e. the way the CPU talks to the other stuff 465 inside your box. Other bus systems are PCI, EISA, MicroChannel 466 (MCA) or VESA. ISA is an older system, now being displaced by PCI; 467 newer boards don't support it. If you have ISA, say Y, otherwise N. 468 469config GENERIC_ISA_DMA 470 bool 471 depends on Q40 || AMIGA_PCMCIA 472 default y 473 474config ZONE_DMA 475 bool 476 default y 477 478source "drivers/pci/Kconfig" 479 480source "drivers/zorro/Kconfig" 481 482endmenu 483 484source "net/Kconfig" 485 486source "drivers/Kconfig" 487 488menu "Character devices" 489 490config ATARI_MFPSER 491 tristate "Atari MFP serial support" 492 depends on ATARI 493 ---help--- 494 If you like to use the MFP serial ports ("Modem1", "Serial1") under 495 Linux, say Y. The driver equally supports all kinds of MFP serial 496 ports and automatically detects whether Serial1 is available. 497 498 To compile this driver as a module, choose M here. 499 500 Note for Falcon users: You also have an MFP port, it's just not 501 wired to the outside... But you could use the port under Linux. 502 503config ATARI_MIDI 504 tristate "Atari MIDI serial support" 505 depends on ATARI 506 help 507 If you want to use your Atari's MIDI port in Linux, say Y. 508 509 To compile this driver as a module, choose M here. 510 511config ATARI_DSP56K 512 tristate "Atari DSP56k support (EXPERIMENTAL)" 513 depends on ATARI && EXPERIMENTAL 514 help 515 If you want to be able to use the DSP56001 in Falcons, say Y. This 516 driver is still experimental, and if you don't know what it is, or 517 if you don't have this processor, just say N. 518 519 To compile this driver as a module, choose M here. 520 521config AMIGA_BUILTIN_SERIAL 522 tristate "Amiga builtin serial support" 523 depends on AMIGA 524 help 525 If you want to use your Amiga's built-in serial port in Linux, 526 answer Y. 527 528 To compile this driver as a module, choose M here. 529 530config MULTIFACE_III_TTY 531 tristate "Multiface Card III serial support" 532 depends on AMIGA 533 help 534 If you want to use a Multiface III card's serial port in Linux, 535 answer Y. 536 537 To compile this driver as a module, choose M here. 538 539config GVPIOEXT 540 tristate "GVP IO-Extender support" 541 depends on PARPORT=n && ZORRO 542 help 543 If you want to use a GVP IO-Extender serial card in Linux, say Y. 544 Otherwise, say N. 545 546config GVPIOEXT_LP 547 tristate "GVP IO-Extender parallel printer support" 548 depends on GVPIOEXT 549 help 550 Say Y to enable driving a printer from the parallel port on your 551 GVP IO-Extender card, N otherwise. 552 553config GVPIOEXT_PLIP 554 tristate "GVP IO-Extender PLIP support" 555 depends on GVPIOEXT 556 help 557 Say Y to enable doing IP over the parallel port on your GVP 558 IO-Extender card, N otherwise. 559 560config MAC_HID 561 bool 562 depends on INPUT_ADBHID 563 default y 564 565config HPDCA 566 tristate "HP DCA serial support" 567 depends on DIO && SERIAL_8250 568 help 569 If you want to use the internal "DCA" serial ports on an HP300 570 machine, say Y here. 571 572config HPAPCI 573 tristate "HP APCI serial support" 574 depends on HP300 && SERIAL_8250 && EXPERIMENTAL 575 help 576 If you want to use the internal "APCI" serial ports on an HP400 577 machine, say Y here. 578 579config MVME147_SCC 580 bool "SCC support for MVME147 serial ports" 581 depends on MVME147 && BROKEN 582 help 583 This is the driver for the serial ports on the Motorola MVME147 584 boards. Everyone using one of these boards should say Y here. 585 586config MVME162_SCC 587 bool "SCC support for MVME162 serial ports" 588 depends on MVME16x && BROKEN 589 help 590 This is the driver for the serial ports on the Motorola MVME162 and 591 172 boards. Everyone using one of these boards should say Y here. 592 593config BVME6000_SCC 594 bool "SCC support for BVME6000 serial ports" 595 depends on BVME6000 && BROKEN 596 help 597 This is the driver for the serial ports on the BVME4000 and BVME6000 598 boards from BVM Ltd. Everyone using one of these boards should say 599 Y here. 600 601config DN_SERIAL 602 bool "Support for DN serial port (dummy)" 603 depends on APOLLO 604 605config SERIAL_CONSOLE 606 bool "Support for serial port console" 607 depends on (AMIGA || ATARI || SUN3 || SUN3X || VME || APOLLO) && (ATARI_MFPSER=y || ATARI_MIDI=y || AMIGA_BUILTIN_SERIAL=y || GVPIOEXT=y || MULTIFACE_III_TTY=y || SERIAL=y || MVME147_SCC || SERIAL167 || MVME162_SCC || BVME6000_SCC || DN_SERIAL) 608 ---help--- 609 If you say Y here, it will be possible to use a serial port as the 610 system console (the system console is the device which receives all 611 kernel messages and warnings and which allows logins in single user 612 mode). This could be useful if some terminal or printer is connected 613 to that serial port. 614 615 Even if you say Y here, the currently visible virtual console 616 (/dev/tty0) will still be used as the system console by default, but 617 you can alter that using a kernel command line option such as 618 "console=ttyS1". (Try "man bootparam" or see the documentation of 619 your boot loader (lilo or loadlin) about how to pass options to the 620 kernel at boot time.) 621 622 If you don't have a VGA card installed and you say Y here, the 623 kernel will automatically use the first serial line, /dev/ttyS0, as 624 system console. 625 626 If unsure, say N. 627 628endmenu 629 630source "fs/Kconfig" 631 632source "arch/m68k/Kconfig.debug" 633 634source "security/Kconfig" 635 636source "crypto/Kconfig" 637 638source "lib/Kconfig" 639