[PATCH] ppc32: Allow adjust of pfn offset in pte
[deliverable/linux.git] / arch / ppc / Kconfig
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1# For a description of the syntax of this configuration file,
2# see Documentation/kbuild/kconfig-language.txt.
3#
4
5mainmenu "Linux/PowerPC Kernel Configuration"
6
7config MMU
8 bool
9 default y
10
11config UID16
12 bool
13
14config GENERIC_HARDIRQS
15 bool
16 default y
17
18config RWSEM_GENERIC_SPINLOCK
19 bool
20
21config RWSEM_XCHGADD_ALGORITHM
22 bool
23 default y
24
25config GENERIC_CALIBRATE_DELAY
26 bool
27 default y
28
29config HAVE_DEC_LOCK
30 bool
31 default y
32
33config PPC
34 bool
35 default y
36
37config PPC32
38 bool
39 default y
40
41# All PPCs use generic nvram driver through ppc_md
42config GENERIC_NVRAM
43 bool
44 default y
45
46source "init/Kconfig"
47
48menu "Processor"
49
50choice
51 prompt "Processor Type"
52 default 6xx
53
54config 6xx
55 bool "6xx/7xx/74xx/52xx/82xx/83xx"
56 help
57 There are four types of PowerPC chips supported. The more common
58 types (601, 603, 604, 740, 750, 7400), the Motorola embedded
59 versions (821, 823, 850, 855, 860, 52xx, 82xx, 83xx), the IBM embedded
60 versions (403 and 405) and the high end 64 bit Power processors
61 (POWER 3, POWER4, and IBM 970 also known as G5)
62 Unless you are building a kernel for one of the embedded processor
63 systems, 64 bit IBM RS/6000 or an Apple G5, choose 6xx.
64 Note that the kernel runs in 32-bit mode even on 64-bit chips.
65 Also note that because the 52xx, 82xx, & 83xx family has a 603e core,
66 specific support for that chipset is asked later on.
67
68config 40x
69 bool "40x"
70
71config 44x
72 bool "44x"
73
74config POWER3
75 bool "POWER3"
76
77config POWER4
78 bool "POWER4 and 970 (G5)"
79
80config 8xx
81 depends on BROKEN
82 bool "8xx"
83
84config E500
85 bool "e500"
86
87endchoice
88
89config BOOKE
90 bool
91 depends on E500
92 default y
93
94config FSL_BOOKE
95 bool
96 depends on E500
97 default y
98
99config PTE_64BIT
100 bool
101 depends on 44x
102 default y
103
104config PHYS_64BIT
105 bool
106 depends on 44x
107 default y
108
109config ALTIVEC
110 bool "AltiVec Support"
111 depends on 6xx || POWER4
112 depends on !8260 && !83xx
113 ---help---
114 This option enables kernel support for the Altivec extensions to the
115 PowerPC processor. The kernel currently supports saving and restoring
116 altivec registers, and turning on the 'altivec enable' bit so user
117 processes can execute altivec instructions.
118
119 This option is only usefully if you have a processor that supports
120 altivec (G4, otherwise known as 74xx series), but does not have
121 any affect on a non-altivec cpu (it does, however add code to the
122 kernel).
123
124 If in doubt, say Y here.
125
126config SPE
127 bool "SPE Support"
128 depends on E500
129 ---help---
130 This option enables kernel support for the Signal Processing
131 Extensions (SPE) to the PowerPC processor. The kernel currently
132 supports saving and restoring SPE registers, and turning on the
133 'spe enable' bit so user processes can execute SPE instructions.
134
135 This option is only usefully if you have a processor that supports
136 SPE (e500, otherwise known as 85xx series), but does not have any
137 affect on a non-spe cpu (it does, however add code to the kernel).
138
139 If in doubt, say Y here.
140
141config TAU
142 bool "Thermal Management Support"
143 depends on 6xx && !8260 && !83xx
144 help
145 G3 and G4 processors have an on-chip temperature sensor called the
146 'Thermal Assist Unit (TAU)', which, in theory, can measure the on-die
147 temperature within 2-4 degrees Celsius. This option shows the current
148 on-die temperature in /proc/cpuinfo if the cpu supports it.
149
150 Unfortunately, on some chip revisions, this sensor is very inaccurate
151 and in some cases, does not work at all, so don't assume the cpu
152 temp is actually what /proc/cpuinfo says it is.
153
154config TAU_INT
155 bool "Interrupt driven TAU driver (DANGEROUS)"
156 depends on TAU
157 ---help---
158 The TAU supports an interrupt driven mode which causes an interrupt
159 whenever the temperature goes out of range. This is the fastest way
160 to get notified the temp has exceeded a range. With this option off,
161 a timer is used to re-check the temperature periodically.
162
163 However, on some cpus it appears that the TAU interrupt hardware
164 is buggy and can cause a situation which would lead unexplained hard
165 lockups.
166
167 Unless you are extending the TAU driver, or enjoy kernel/hardware
168 debugging, leave this option off.
169
170config TAU_AVERAGE
171 bool "Average high and low temp"
172 depends on TAU
173 ---help---
174 The TAU hardware can compare the temperature to an upper and lower
175 bound. The default behavior is to show both the upper and lower
176 bound in /proc/cpuinfo. If the range is large, the temperature is
177 either changing a lot, or the TAU hardware is broken (likely on some
178 G4's). If the range is small (around 4 degrees), the temperature is
179 relatively stable. If you say Y here, a single temperature value,
180 halfway between the upper and lower bounds, will be reported in
181 /proc/cpuinfo.
182
183 If in doubt, say N here.
184
185config MATH_EMULATION
186 bool "Math emulation"
187 depends on 4xx || 8xx || E500
188 ---help---
189 Some PowerPC chips designed for embedded applications do not have
190 a floating-point unit and therefore do not implement the
191 floating-point instructions in the PowerPC instruction set. If you
192 say Y here, the kernel will include code to emulate a floating-point
193 unit, which will allow programs that use floating-point
194 instructions to run.
195
196 If you have an Apple machine or an IBM RS/6000 or pSeries machine,
197 or any machine with a 6xx, 7xx or 7xxx series processor, say N
198 here. Saying Y here will not hurt performance (on any machine) but
199 will increase the size of the kernel.
200
201source "drivers/cpufreq/Kconfig"
202
203config CPU_FREQ_PMAC
204 bool "Support for Apple PowerBooks"
205 depends on CPU_FREQ && ADB_PMU
206 select CPU_FREQ_TABLE
207 help
208 This adds support for frequency switching on Apple PowerBooks,
209 this currently includes some models of iBook & Titanium
210 PowerBook.
211
212config PPC601_SYNC_FIX
213 bool "Workarounds for PPC601 bugs"
214 depends on 6xx && (PPC_PREP || PPC_PMAC)
215 help
216 Some versions of the PPC601 (the first PowerPC chip) have bugs which
217 mean that extra synchronization instructions are required near
218 certain instructions, typically those that make major changes to the
219 CPU state. These extra instructions reduce performance slightly.
220 If you say N here, these extra instructions will not be included,
221 resulting in a kernel which will run faster but may not run at all
222 on some systems with the PPC601 chip.
223
224 If in doubt, say Y here.
225
226source arch/ppc/platforms/4xx/Kconfig
227source arch/ppc/platforms/85xx/Kconfig
228
229config PPC64BRIDGE
230 bool
231 depends on POWER3 || POWER4
232 default y
233
234config PPC_STD_MMU
235 bool
236 depends on 6xx || POWER3 || POWER4
237 default y
238
239config NOT_COHERENT_CACHE
240 bool
241 depends on 4xx || 8xx
242 default y
243
244endmenu
245
246menu "Platform options"
247
248choice
249 prompt "8xx Machine Type"
250 depends on 8xx
251 default RPXLITE
252
253config RPXLITE
254 bool "RPX-Lite"
255 ---help---
256 Single-board computers based around the PowerPC MPC8xx chips and
257 intended for embedded applications. The following types are
258 supported:
259
260 RPX-Lite:
261 Embedded Planet RPX Lite. PC104 form-factor SBC based on the MPC823.
262
263 RPX-Classic:
264 Embedded Planet RPX Classic Low-fat. Credit-card-size SBC based on
265 the MPC 860
266
267 BSE-IP:
268 Bright Star Engineering ip-Engine.
269
270 TQM823L:
271 TQM850L:
272 TQM855L:
273 TQM860L:
274 MPC8xx based family of mini modules, half credit card size,
275 up to 64 MB of RAM, 8 MB Flash, (Fast) Ethernet, 2 x serial ports,
276 2 x CAN bus interface, ...
277 Manufacturer: TQ Components, www.tq-group.de
278 Date of Release: October (?) 1999
279 End of Life: not yet :-)
280 URL:
281 - module: <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>
282 - starter kit: <http://www.denx.de/PDF/STK8xxLHWM201.pdf>
283 - images: <http://www.denx.de/embedded-ppc-en.html>
284
285 FPS850L:
286 FingerPrint Sensor System (based on TQM850L)
287 Manufacturer: IKENDI AG, <http://www.ikendi.com/>
288 Date of Release: November 1999
289 End of life: end 2000 ?
290 URL: see TQM850L
291
292 SPD823TS:
293 MPC823 based board used in the "Tele Server" product
294 Manufacturer: Speech Design, <http://www.speech-design.de/>
295 Date of Release: Mid 2000 (?)
296 End of life: -
297 URL: <http://www.speech-design.de/>
298 select "English", then "Teleteam Solutions", then "TeleServer"
299
300 IVMS8:
301 MPC860 based board used in the "Integrated Voice Mail System",
302 Small Version (8 voice channels)
303 Manufacturer: Speech Design, <http://www.speech-design.de/>
304 Date of Release: December 2000 (?)
305 End of life: -
306 URL: <http://www.speech-design.de/>
307
308 IVML24:
309 MPC860 based board used in the "Integrated Voice Mail System",
310 Large Version (24 voice channels)
311 Manufacturer: Speech Design, <http://www.speech-design.de/>
312 Date of Release: March 2001 (?)
313 End of life: -
314 URL: <http://www.speech-design.de/>
315
316 SM850:
317 Service Module (based on TQM850L)
318 Manufacturer: Dependable Computer Systems, <http://www.decomsys.com/>
319 Date of Release: end 2000 (?)
320 End of life: mid 2001 (?)
321 URL: <http://www.tz-mikroelektronik.de/ServiceModule/index.html>
322
323 HERMES:
324 Hermes-Pro ISDN/LAN router with integrated 8 x hub
325 Manufacturer: Multidata Gesellschaft fur Datentechnik und Informatik
326 <http://www.multidata.de/>
327 Date of Release: 2000 (?)
328 End of life: -
329 URL: <http://www.multidata.de/english/products/hpro.htm>
330
331 IP860:
332 VMEBus IP (Industry Pack) carrier board with MPC860
333 Manufacturer: MicroSys GmbH, <http://www.microsys.de/>
334 Date of Release: ?
335 End of life: -
336 URL: <http://www.microsys.de/html/ip860.html>
337
338 PCU_E:
339 PCU = Peripheral Controller Unit, Extended
340 Manufacturer: Siemens AG, ICN (Information and Communication Networks)
341 <http://www.siemens.de/page/1,3771,224315-1-999_2_226207-0,00.html>
342 Date of Release: April 2001
343 End of life: August 2001
344 URL: n. a.
345
346config RPXCLASSIC
347 bool "RPX-Classic"
348 help
349 The RPX-Classic is a single-board computer based on the Motorola
350 MPC860. It features 16MB of DRAM and a variable amount of flash,
351 I2C EEPROM, thermal monitoring, a PCMCIA slot, a DIP switch and two
352 LEDs. Variants with Ethernet ports exist. Say Y here to support it
353 directly.
354
355config BSEIP
356 bool "BSE-IP"
357 help
358 Say Y here to support the Bright Star Engineering ipEngine SBC.
359 This is a credit-card-sized device featuring a MPC823 processor,
360 26MB DRAM, 4MB flash, Ethernet, a 16K-gate FPGA, USB, an LCD/video
361 controller, and two RS232 ports.
362
363config FADS
364 bool "FADS"
365
366config TQM823L
367 bool "TQM823L"
368 help
369 Say Y here to support the TQM823L, one of an MPC8xx-based family of
370 mini SBCs (half credit-card size) from TQ Components first released
371 in late 1999. Technical references are at
372 <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
373 <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
374 <http://www.denx.de/embedded-ppc-en.html>.
375
376config TQM850L
377 bool "TQM850L"
378 help
379 Say Y here to support the TQM850L, one of an MPC8xx-based family of
380 mini SBCs (half credit-card size) from TQ Components first released
381 in late 1999. Technical references are at
382 <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
383 <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
384 <http://www.denx.de/embedded-ppc-en.html>.
385
386config TQM855L
387 bool "TQM855L"
388 help
389 Say Y here to support the TQM855L, one of an MPC8xx-based family of
390 mini SBCs (half credit-card size) from TQ Components first released
391 in late 1999. Technical references are at
392 <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
393 <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
394 <http://www.denx.de/embedded-ppc-en.html>.
395
396config TQM860L
397 bool "TQM860L"
398 help
399 Say Y here to support the TQM860L, one of an MPC8xx-based family of
400 mini SBCs (half credit-card size) from TQ Components first released
401 in late 1999. Technical references are at
402 <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
403 <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
404 <http://www.denx.de/embedded-ppc-en.html>.
405
406config FPS850L
407 bool "FPS850L"
408
409config SPD823TS
410 bool "SPD823TS"
411 help
412 Say Y here to support the Speech Design 823 Tele-Server from Speech
413 Design, released in 2000. The manufacturer's website is at
414 <http://www.speech-design.de/>.
415
416config IVMS8
417 bool "IVMS8"
418 help
419 Say Y here to support the Integrated Voice-Mail Small 8-channel SBC
420 from Speech Design, released March 2001. The manufacturer's website
421 is at <http://www.speech-design.de/>.
422
423config IVML24
424 bool "IVML24"
425 help
426 Say Y here to support the Integrated Voice-Mail Large 24-channel SBC
427 from Speech Design, released March 2001. The manufacturer's website
428 is at <http://www.speech-design.de/>.
429
430config SM850
431 bool "SM850"
432 help
433 Say Y here to support the Service Module 850 from Dependable
434 Computer Systems, an SBC based on the TQM850L module by TQ
435 Components. This board is no longer in production. The
436 manufacturer's website is at <http://www.decomsys.com/>.
437
438config HERMES_PRO
439 bool "HERMES"
440
441config IP860
442 bool "IP860"
443
444config LWMON
445 bool "LWMON"
446
447config PCU_E
448 bool "PCU_E"
449
450config CCM
451 bool "CCM"
452
453config LANTEC
454 bool "LANTEC"
455
456config MBX
457 bool "MBX"
458 help
459 MBX is a line of Motorola single-board computer based around the
460 MPC821 and MPC860 processors, and intended for embedded-controller
461 applications. Say Y here to support these boards directly.
462
463config WINCEPT
464 bool "WinCept"
465 help
466 The Wincept 100/110 is a Motorola single-board computer based on the
467 MPC821 PowerPC, introduced in 1998 and designed to be used in
468 thin-client machines. Say Y to support it directly.
469
470endchoice
471
472choice
473 prompt "Machine Type"
474 depends on 6xx || POWER3 || POWER4
475 default PPC_MULTIPLATFORM
476 ---help---
477 Linux currently supports several different kinds of PowerPC-based
478 machines: Apple Power Macintoshes and clones (such as the Motorola
479 Starmax series), PReP (PowerPC Reference Platform) machines (such
480 as the Motorola PowerStacks, Motorola cPCI/VME embedded systems,
481 and some IBM RS/6000 systems), CHRP (Common Hardware Reference
482 Platform) machines (including all of the recent IBM RS/6000 and
483 pSeries machines), and several embedded PowerPC systems containing
484 4xx, 6xx, 7xx, 8xx, 74xx, and 82xx processors. Currently, the
485 default option is to build a kernel which works on the first three.
486
487 Select CHRP/PowerMac/PReP if configuring for an IBM RS/6000 or
488 pSeries machine, a Power Macintosh (including iMacs, iBooks and
489 Powerbooks), or a PReP machine.
490
491 Select Gemini if configuring for a Synergy Microsystems' Gemini
492 series Single Board Computer. More information is available at:
493 <http://www.synergymicro.com/PressRel/97_10_15.html>.
494
495 Select APUS if configuring for a PowerUP Amiga. More information is
496 available at: <http://linux-apus.sourceforge.net/>.
497
498config PPC_MULTIPLATFORM
499 bool "CHRP/PowerMac/PReP"
500
501config APUS
502 bool "Amiga-APUS"
503 help
504 Select APUS if configuring for a PowerUP Amiga.
505 More information is available at:
506 <http://linux-apus.sourceforge.net/>.
507
508config KATANA
509 bool "Artesyn-Katana"
510 help
511 Select KATANA if configuring an Artesyn KATANA 750i or 3750
512 cPCI board.
513
514config WILLOW
515 bool "Cogent-Willow"
516
517config CPCI690
518 bool "Force-CPCI690"
519 help
520 Select CPCI690 if configuring a Force CPCI690 cPCI board.
521
522config PCORE
523 bool "Force-PowerCore"
524
525config POWERPMC250
526 bool "Force-PowerPMC250"
527
528config CHESTNUT
529 bool "IBM 750FX Eval board or 750GX Eval board"
530 help
531 Select CHESTNUT if configuring an IBM 750FX Eval Board or a
532 IBM 750GX Eval board.
533
534config SPRUCE
535 bool "IBM-Spruce"
536
537config HDPU
538 bool "Sky-HDPU"
539 help
540 Select HDPU if configuring a Sky Computers Compute Blade.
541
542config HDPU_FEATURES
543 depends HDPU
544 tristate "HDPU-Features"
545 help
546 Select to enable HDPU enhanced features.
547
548config EV64260
549 bool "Marvell-EV64260BP"
550 help
551 Select EV64260 if configuring a Marvell (formerly Galileo)
552 EV64260BP Evaluation platform.
553
554config LOPEC
555 bool "Motorola-LoPEC"
556
557config MCPN765
558 bool "Motorola-MCPN765"
559
560config MVME5100
561 bool "Motorola-MVME5100"
562
563config PPLUS
564 bool "Motorola-PowerPlus"
565
566config PRPMC750
567 bool "Motorola-PrPMC750"
568
569config PRPMC800
570 bool "Motorola-PrPMC800"
571
572config SANDPOINT
573 bool "Motorola-Sandpoint"
574 help
575 Select SANDPOINT if configuring for a Motorola Sandpoint X3
576 (any flavor).
577
578config RADSTONE_PPC7D
579 bool "Radstone Technology PPC7D board"
580
581config ADIR
582 bool "SBS-Adirondack"
583
584config K2
585 bool "SBS-K2"
586
587config PAL4
588 bool "SBS-Palomar4"
589
590config GEMINI
591 bool "Synergy-Gemini"
592 help
593 Select Gemini if configuring for a Synergy Microsystems' Gemini
594 series Single Board Computer. More information is available at:
595 <http://www.synergymicro.com/PressRel/97_10_15.html>.
596
597config EST8260
598 bool "EST8260"
599 ---help---
600 The EST8260 is a single-board computer manufactured by Wind River
601 Systems, Inc. (formerly Embedded Support Tools Corp.) and based on
602 the MPC8260. Wind River Systems has a website at
603 <http://www.windriver.com/>, but the EST8260 cannot be found on it
604 and has probably been discontinued or rebadged.
605
606config SBC82xx
607 bool "SBC82xx"
608 ---help---
609 SBC PowerQUICC II, single-board computer with MPC82xx CPU
610 Manufacturer: Wind River Systems, Inc.
611 Date of Release: May 2003
612 End of Life: -
613 URL: <http://www.windriver.com/>
614
615config SBS8260
616 bool "SBS8260"
617
618config RPX8260
619 bool "RPXSUPER"
620
621config TQM8260
622 bool "TQM8260"
623 ---help---
624 MPC8260 based module, little larger than credit card,
625 up to 128 MB global + 64 MB local RAM, 32 MB Flash,
626 32 kB EEPROM, 256 kB L@ Cache, 10baseT + 100baseT Ethernet,
627 2 x serial ports, ...
628 Manufacturer: TQ Components, www.tq-group.de
629 Date of Release: June 2001
630 End of Life: not yet :-)
631 URL: <http://www.denx.de/PDF/TQM82xx_SPEC_Rev005.pdf>
632
633config ADS8272
634 bool "ADS8272"
635
636config PQ2FADS
637 bool "Freescale-PQ2FADS"
638 help
639 Select PQ2FADS if you wish to configure for a Freescale
640 PQ2FADS board (-VR or -ZU).
641
642config LITE5200
643 bool "Freescale LITE5200 / (IceCube)"
644 select PPC_MPC52xx
645 help
646 Support for the LITE5200 dev board for the MPC5200 from Freescale.
647 This is for the LITE5200 version 2.0 board. Don't know if it changes
648 much but it's only been tested on this board version. I think this
649 board is also known as IceCube.
650
651config MPC834x_SYS
652 bool "Freescale MPC834x SYS"
653 help
654 This option enables support for the MPC 834x SYS evaluation board.
655
656endchoice
657
658config PQ2ADS
659 bool
660 depends on ADS8272
661 default y
662
663config TQM8xxL
664 bool
665 depends on 8xx && (TQM823L || TQM850L || FPS850L || TQM855L || TQM860L || SM850)
666 default y
667
668config EMBEDDEDBOOT
669 bool
670 depends on 8xx || 8260
671 default y
672
673config PPC_MPC52xx
674 bool
675
676config 8260
677 bool "CPM2 Support" if WILLOW
678 depends on 6xx
679 default y if TQM8260 || RPX8260 || EST8260 || SBS8260 || SBC82xx || PQ2FADS
680 help
681 The MPC8260 is a typical embedded CPU made by Motorola. Selecting
682 this option means that you wish to build a kernel for a machine with
683 an 8260 class CPU.
684
685config 8272
686 bool
687 depends on 6xx
688 default y if ADS8272
689 select 8260
690 help
691 The MPC8272 CPM has a different internal dpram setup than other CPM2
692 devices
693
694config 83xx
695 bool
696 default y if MPC834x_SYS
697
698config MPC834x
699 bool
700 default y if MPC834x_SYS
701
702config CPM2
703 bool
704 depends on 8260 || MPC8560 || MPC8555
705 default y
706 help
707 The CPM2 (Communications Processor Module) is a coprocessor on
708 embedded CPUs made by Motorola. Selecting this option means that
709 you wish to build a kernel for a machine with a CPM2 coprocessor
710 on it (826x, 827x, 8560).
711
712config PPC_CHRP
713 bool
714 depends on PPC_MULTIPLATFORM
715 default y
716
717config PPC_PMAC
718 bool
719 depends on PPC_MULTIPLATFORM
720 default y
721
722config PPC_PMAC64
723 bool
724 depends on PPC_PMAC && POWER4
725 default y
726
727config PPC_PREP
728 bool
729 depends on PPC_MULTIPLATFORM
730 default y
731
732config PPC_OF
733 bool
734 depends on PPC_PMAC || PPC_CHRP
735 default y
736
737config PPC_GEN550
738 bool
739 depends on SANDPOINT || MCPN765 || SPRUCE || PPLUS || PCORE || \
740 PRPMC750 || K2 || PRPMC800 || LOPEC || \
741 (EV64260 && !SERIAL_MPSC) || CHESTNUT || RADSTONE_PPC7D || \
742 83xx
743 default y
744
745config FORCE
746 bool
747 depends on 6xx && (PCORE || POWERPMC250)
748 default y
749
750config GT64260
751 bool
752 depends on EV64260 || CPCI690
753 default y
754
755config MV64360 # Really MV64360 & MV64460
756 bool
757 depends on CHESTNUT || KATANA || RADSTONE_PPC7D || HDPU
758 default y
759
760config MV64X60
761 bool
762 depends on (GT64260 || MV64360)
763 default y
764
765menu "Set bridge options"
766 depends on MV64X60
767
768config NOT_COHERENT_CACHE
769 bool "Turn off Cache Coherency"
770 default n
771 help
772 Some 64x60 bridges lock up when trying to enforce cache coherency.
773 When this option is selected, cache coherency will be turned off.
774 Note that this can cause other problems (e.g., stale data being
775 speculatively loaded via a cached mapping). Use at your own risk.
776
777config MV64X60_BASE
778 hex "Set bridge base used by firmware"
779 default "0xf1000000"
780 help
781 A firmware can leave the base address of the bridge's registers at
782 a non-standard location. If so, set this value to reflect the
783 address of that non-standard location.
784
785config MV64X60_NEW_BASE
786 hex "Set bridge base used by kernel"
787 default "0xf1000000"
788 help
789 If the current base address of the bridge's registers is not where
790 you want it, set this value to the address that you want it moved to.
791
792endmenu
793
794config NONMONARCH_SUPPORT
795 bool "Enable Non-Monarch Support"
796 depends on PRPMC800
797
798config HARRIER
799 bool
800 depends on PRPMC800
801 default y
802
803config EPIC_SERIAL_MODE
804 bool
805 depends on 6xx && (LOPEC || SANDPOINT)
806 default y
807
808config MPC10X_BRIDGE
809 bool
810 depends on PCORE || POWERPMC250 || LOPEC || SANDPOINT
811 default y
812
813config FSL_OCP
814 bool
815 depends on MPC10X_BRIDGE
816 default y
817
818config MPC10X_OPENPIC
819 bool
820 depends on POWERPMC250 || LOPEC || SANDPOINT
821 default y
822
823config MPC10X_STORE_GATHERING
824 bool "Enable MPC10x store gathering"
825 depends on MPC10X_BRIDGE
826
827config CPC710_DATA_GATHERING
828 bool "Enable CPC710 data gathering"
829 depends on K2
830
831config HARRIER_STORE_GATHERING
832 bool "Enable Harrier store gathering"
833 depends on HARRIER
834
835config MVME5100_IPMC761_PRESENT
836 bool "MVME5100 configured with an IPMC761"
837 depends on MVME5100
838
839config SPRUCE_BAUD_33M
840 bool "Spruce baud clock support"
841 depends on SPRUCE
842
843config PC_KEYBOARD
844 bool "PC PS/2 style Keyboard"
845 depends on 4xx || CPM2
846
847config PPCBUG_NVRAM
848 bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC
849 default y if PPC_PREP
850
851config SMP
852 bool "Symmetric multi-processing support"
853 ---help---
854 This enables support for systems with more than one CPU. If you have
855 a system with only one CPU, say N. If you have a system with more
856 than one CPU, say Y. Note that the kernel does not currently
857 support SMP machines with 603/603e/603ev or PPC750 ("G3") processors
858 since they have inadequate hardware support for multiprocessor
859 operation.
860
861 If you say N here, the kernel will run on single and multiprocessor
862 machines, but will use only one CPU of a multiprocessor machine. If
863 you say Y here, the kernel will run on single-processor machines.
864 On a single-processor machine, the kernel will run faster if you say
865 N here.
866
867 If you don't know what to do here, say N.
868
869config IRQ_ALL_CPUS
870 bool "Distribute interrupts on all CPUs by default"
871 depends on SMP
872 help
873 This option gives the kernel permission to distribute IRQs across
874 multiple CPUs. Saying N here will route all IRQs to the first
875 CPU. Generally saying Y is safe, although some problems have been
876 reported with SMP Power Macintoshes with this option enabled.
877
878config NR_CPUS
879 int "Maximum number of CPUs (2-32)"
880 range 2 32
881 depends on SMP
882 default "4"
883
884config PREEMPT
885 bool "Preemptible Kernel"
886 help
887 This option reduces the latency of the kernel when reacting to
888 real-time or interactive events by allowing a low priority process to
889 be preempted even if it is in kernel mode executing a system call.
890
891 Say Y here if you are building a kernel for a desktop, embedded
892 or real-time system. Say N if you are unsure.
893
894config HIGHMEM
895 bool "High memory support"
896
897source "fs/Kconfig.binfmt"
898
899config PROC_DEVICETREE
900 bool "Support for Open Firmware device tree in /proc"
901 depends on PPC_OF && PROC_FS
902 help
903 This option adds a device-tree directory under /proc which contains
904 an image of the device tree that the kernel copies from Open
905 Firmware. If unsure, say Y here.
906
907config PREP_RESIDUAL
908 bool "Support for PReP Residual Data"
909 depends on PPC_PREP
910 help
911 Some PReP systems have residual data passed to the kernel by the
912 firmware. This allows detection of memory size, devices present and
913 other useful pieces of information. Sometimes this information is
914 not present or incorrect, in which case it could lead to the machine
915 behaving incorrectly. If this happens, either disable PREP_RESIDUAL
916 or pass the 'noresidual' option to the kernel.
917
918 If you are running a PReP system, say Y here, otherwise say N.
919
920config PROC_PREPRESIDUAL
921 bool "Support for reading of PReP Residual Data in /proc"
922 depends on PREP_RESIDUAL && PROC_FS
923 help
924 Enabling this option will create a /proc/residual file which allows
925 you to get at the residual data on PReP systems. You will need a tool
926 (lsresidual) to parse it. If you aren't on a PReP system, you don't
927 want this.
928
929config CMDLINE_BOOL
930 bool "Default bootloader kernel arguments"
931
932config CMDLINE
933 string "Initial kernel command string"
934 depends on CMDLINE_BOOL
935 default "console=ttyS0,9600 console=tty0 root=/dev/sda2"
936 help
937 On some platforms, there is currently no way for the boot loader to
938 pass arguments to the kernel. For these platforms, you can supply
939 some command-line options at build time by entering them here. In
940 most cases you will need to specify the root device here.
941
942config AMIGA
943 bool
944 depends on APUS
945 default y
946 help
947 This option enables support for the Amiga series of computers.
948
949config ZORRO
950 bool
951 depends on APUS
952 default y
953 help
954 This enables support for the Zorro bus in the Amiga. If you have
955 expansion cards in your Amiga that conform to the Amiga
956 AutoConfig(tm) specification, say Y, otherwise N. Note that even
957 expansion cards that do not fit in the Zorro slots but fit in e.g.
958 the CPU slot may fall in this category, so you have to say Y to let
959 Linux use these.
960
961config ABSTRACT_CONSOLE
962 bool
963 depends on APUS
964 default y
965
966config APUS_FAST_EXCEPT
967 bool
968 depends on APUS
969 default y
970
971config AMIGA_PCMCIA
972 bool "Amiga 1200/600 PCMCIA support"
973 depends on APUS && EXPERIMENTAL
974 help
975 Include support in the kernel for pcmcia on Amiga 1200 and Amiga
976 600. If you intend to use pcmcia cards say Y; otherwise say N.
977
978config AMIGA_BUILTIN_SERIAL
979 tristate "Amiga builtin serial support"
980 depends on APUS
981 help
982 If you want to use your Amiga's built-in serial port in Linux,
983 answer Y.
984
985 To compile this driver as a module, choose M here.
986
987config GVPIOEXT
988 tristate "GVP IO-Extender support"
989 depends on APUS
990 help
991 If you want to use a GVP IO-Extender serial card in Linux, say Y.
992 Otherwise, say N.
993
994config GVPIOEXT_LP
995 tristate "GVP IO-Extender parallel printer support"
996 depends on GVPIOEXT
997 help
998 Say Y to enable driving a printer from the parallel port on your
999 GVP IO-Extender card, N otherwise.
1000
1001config GVPIOEXT_PLIP
1002 tristate "GVP IO-Extender PLIP support"
1003 depends on GVPIOEXT
1004 help
1005 Say Y to enable doing IP over the parallel port on your GVP
1006 IO-Extender card, N otherwise.
1007
1008config MULTIFACE_III_TTY
1009 tristate "Multiface Card III serial support"
1010 depends on APUS
1011 help
1012 If you want to use a Multiface III card's serial port in Linux,
1013 answer Y.
1014
1015 To compile this driver as a module, choose M here.
1016
1017config A2232
1018 tristate "Commodore A2232 serial support (EXPERIMENTAL)"
1019 depends on EXPERIMENTAL && APUS
1020 ---help---
1021 This option supports the 2232 7-port serial card shipped with the
1022 Amiga 2000 and other Zorro-bus machines, dating from 1989. At
1023 a max of 19,200 bps, the ports are served by a 6551 ACIA UART chip
1024 each, plus a 8520 CIA, and a master 6502 CPU and buffer as well. The
1025 ports were connected with 8 pin DIN connectors on the card bracket,
1026 for which 8 pin to DB25 adapters were supplied. The card also had
1027 jumpers internally to toggle various pinning configurations.
1028
1029 This driver can be built as a module; but then "generic_serial"
1030 will also be built as a module. This has to be loaded before
1031 "ser_a2232". If you want to do this, answer M here.
1032
1033config WHIPPET_SERIAL
1034 tristate "Hisoft Whippet PCMCIA serial support"
1035 depends on AMIGA_PCMCIA
1036 help
1037 HiSoft has a web page at <http://www.hisoft.co.uk/>, but there
1038 is no listing for the Whippet in their Amiga section.
1039
1040config APNE
1041 tristate "PCMCIA NE2000 support"
1042 depends on AMIGA_PCMCIA
1043 help
1044 If you have a PCMCIA NE2000 compatible adapter, say Y. Otherwise,
1045 say N.
1046
1047 To compile this driver as a module, choose M here: the
1048 module will be called apne.
1049
1050config SERIAL_CONSOLE
1051 bool "Support for serial port console"
1052 depends on APUS && (AMIGA_BUILTIN_SERIAL=y || GVPIOEXT=y || MULTIFACE_III_TTY=y)
1053
1054config HEARTBEAT
1055 bool "Use power LED as a heartbeat"
1056 depends on APUS
1057 help
1058 Use the power-on LED on your machine as a load meter. The exact
1059 behavior is platform-dependent, but normally the flash frequency is
1060 a hyperbolic function of the 5-minute load average.
1061
1062config PROC_HARDWARE
1063 bool "/proc/hardware support"
1064 depends on APUS
1065
1066source "drivers/zorro/Kconfig"
1067
1068source kernel/power/Kconfig
1069
1070endmenu
1071
1072menu "Bus options"
1073
1074config ISA
1075 bool "Support for ISA-bus hardware"
1076 depends on PPC_PREP || PPC_CHRP
1077 help
1078 Find out whether you have ISA slots on your motherboard. ISA is the
1079 name of a bus system, i.e. the way the CPU talks to the other stuff
1080 inside your box. If you have an Apple machine, say N here; if you
1081 have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If
1082 you have an embedded board, consult your board documentation.
1083
1084config GENERIC_ISA_DMA
1085 bool
1086 depends on POWER3 || POWER4 || 6xx && !CPM2
1087 default y
1088
1089config EISA
1090 bool
1091 help
1092 The Extended Industry Standard Architecture (EISA) bus is a bus
1093 architecture used on some older intel-based PCs.
1094
1095config SBUS
1096 bool
1097
1098# Yes MCA RS/6000s exist but Linux-PPC does not currently support any
1099config MCA
1100 bool
1101
1102config PCI
1103 bool "PCI support" if 40x || CPM2 || 83xx || 85xx || PPC_MPC52xx
1104 default y if !40x && !CPM2 && !8xx && !APUS && !83xx && !85xx
1105 default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS
1106 default PCI_QSPAN if !4xx && !CPM2 && 8xx
1107 help
1108 Find out whether your system includes a PCI bus. PCI is the name of
1109 a bus system, i.e. the way the CPU talks to the other stuff inside
1110 your box. If you say Y here, the kernel will include drivers and
1111 infrastructure code to support PCI bus devices.
1112
1113config PCI_DOMAINS
1114 bool
1115 default PCI
1116
1117config PCI_QSPAN
1118 bool "QSpan PCI"
1119 depends on !4xx && !CPM2 && 8xx
1120 help
1121 Say Y here if you have a system based on a Motorola 8xx-series
1122 embedded processor with a QSPAN PCI interface, otherwise say N.
1123
1124config PCI_8260
1125 bool
1126 depends on PCI && 8260 && !8272
1127 default y
1128
1129config 8260_PCI9
1130 bool " Enable workaround for MPC826x erratum PCI 9"
1131 depends on PCI_8260
1132 default y
1133
1134choice
1135 prompt " IDMA channel for PCI 9 workaround"
1136 depends on 8260_PCI9
1137
1138config 8260_PCI9_IDMA1
1139 bool "IDMA1"
1140
1141config 8260_PCI9_IDMA2
1142 bool "IDMA2"
1143
1144config 8260_PCI9_IDMA3
1145 bool "IDMA3"
1146
1147config 8260_PCI9_IDMA4
1148 bool "IDMA4"
1149
1150endchoice
1151
1152config PCI_PERMEDIA
1153 bool "PCI for Permedia2"
1154 depends on !4xx && !8xx && APUS
1155
1156source "drivers/pci/Kconfig"
1157
1158source "drivers/pcmcia/Kconfig"
1159
1160endmenu
1161
1162menu "Advanced setup"
1163
1164config ADVANCED_OPTIONS
1165 bool "Prompt for advanced kernel configuration options"
1166 help
1167 This option will enable prompting for a variety of advanced kernel
1168 configuration options. These options can cause the kernel to not
1169 work if they are set incorrectly, but can be used to optimize certain
1170 aspects of kernel memory management.
1171
1172 Unless you know what you are doing, say N here.
1173
1174comment "Default settings for advanced configuration options are used"
1175 depends on !ADVANCED_OPTIONS
1176
1177config HIGHMEM_START_BOOL
1178 bool "Set high memory pool address"
1179 depends on ADVANCED_OPTIONS && HIGHMEM
1180 help
1181 This option allows you to set the base address of the kernel virtual
1182 area used to map high memory pages. This can be useful in
1183 optimizing the layout of kernel virtual memory.
1184
1185 Say N here unless you know what you are doing.
1186
1187config HIGHMEM_START
1188 hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
1189 default "0xfe000000"
1190
1191config LOWMEM_SIZE_BOOL
1192 bool "Set maximum low memory"
1193 depends on ADVANCED_OPTIONS
1194 help
1195 This option allows you to set the maximum amount of memory which
1196 will be used as "low memory", that is, memory which the kernel can
1197 access directly, without having to set up a kernel virtual mapping.
1198 This can be useful in optimizing the layout of kernel virtual
1199 memory.
1200
1201 Say N here unless you know what you are doing.
1202
1203config LOWMEM_SIZE
1204 hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
1205 default "0x30000000"
1206
1207config KERNEL_START_BOOL
1208 bool "Set custom kernel base address"
1209 depends on ADVANCED_OPTIONS
1210 help
1211 This option allows you to set the kernel virtual address at which
1212 the kernel will map low memory (the kernel image will be linked at
1213 this address). This can be useful in optimizing the virtual memory
1214 layout of the system.
1215
1216 Say N here unless you know what you are doing.
1217
1218config KERNEL_START
1219 hex "Virtual address of kernel base" if KERNEL_START_BOOL
1220 default "0xc0000000"
1221
1222config TASK_SIZE_BOOL
1223 bool "Set custom user task size"
1224 depends on ADVANCED_OPTIONS
1225 help
1226 This option allows you to set the amount of virtual address space
1227 allocated to user tasks. This can be useful in optimizing the
1228 virtual memory layout of the system.
1229
1230 Say N here unless you know what you are doing.
1231
1232config TASK_SIZE
1233 hex "Size of user task space" if TASK_SIZE_BOOL
1234 default "0x80000000"
1235
1236config CONSISTENT_START_BOOL
1237 bool "Set custom consistent memory pool address"
1238 depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
1239 help
1240 This option allows you to set the base virtual address
1241 of the the consistent memory pool. This pool of virtual
1242 memory is used to make consistent memory allocations.
1243
1244config CONSISTENT_START
1245 hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
1246 default "0xff100000" if NOT_COHERENT_CACHE
1247
1248config CONSISTENT_SIZE_BOOL
1249 bool "Set custom consistent memory pool size"
1250 depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
1251 help
1252 This option allows you to set the size of the the
1253 consistent memory pool. This pool of virtual memory
1254 is used to make consistent memory allocations.
1255
1256config CONSISTENT_SIZE
1257 hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
1258 default "0x00200000" if NOT_COHERENT_CACHE
1259
1260config BOOT_LOAD_BOOL
1261 bool "Set the boot link/load address"
1262 depends on ADVANCED_OPTIONS && !PPC_MULTIPLATFORM
1263 help
1264 This option allows you to set the initial load address of the zImage
1265 or zImage.initrd file. This can be useful if you are on a board
1266 which has a small amount of memory.
1267
1268 Say N here unless you know what you are doing.
1269
1270config BOOT_LOAD
1271 hex "Link/load address for booting" if BOOT_LOAD_BOOL
1272 default "0x00400000" if 40x || 8xx || 8260
1273 default "0x01000000" if 44x
1274 default "0x00800000"
1275
1276config PIN_TLB
1277 bool "Pinned Kernel TLBs (860 ONLY)"
1278 depends on ADVANCED_OPTIONS && 8xx
1279endmenu
1280
1281source "drivers/Kconfig"
1282
1283source "fs/Kconfig"
1284
1285source "arch/ppc/8xx_io/Kconfig"
1286
1287source "arch/ppc/8260_io/Kconfig"
1288
1289
1290menu "IBM 40x options"
1291 depends on 40x
1292
1293config SERIAL_SICC
1294 bool "SICC Serial port"
1295 depends on STB03xxx
1296
1297config UART1_DFLT_CONSOLE
1298 bool
1299 depends on SERIAL_SICC && UART0_TTYS1
1300 default y
1301
1302config SERIAL_SICC_CONSOLE
1303 bool
1304 depends on SERIAL_SICC && UART0_TTYS1
1305 default y
1306
1307endmenu
1308
1309source "lib/Kconfig"
1310
1311source "arch/ppc/oprofile/Kconfig"
1312
1313source "arch/ppc/Kconfig.debug"
1314
1315source "security/Kconfig"
1316
1317source "crypto/Kconfig"
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