| blob | 97a9769a904633abbdd8479ee3945af46446551c |
1 config MIPS
2 bool
3 default y
4 # Horrible source of confusion. Die, die, die ...
5 select EMBEDDED
7 mainmenu "Linux/MIPS Kernel Configuration"
9 menu "Machine selection"
11 choice
12 prompt "System type"
13 default SGI_IP22
15 config MIPS_MTX1
16 bool "Support for 4G Systems MTX-1 board"
17 select DMA_NONCOHERENT
18 select HW_HAS_PCI
19 select SOC_AU1500
20 select SYS_HAS_CPU_MIPS32_R1
21 select SYS_SUPPORTS_LITTLE_ENDIAN
23 config MIPS_BOSPORUS
24 bool "AMD Alchemy Bosporus board"
25 select SOC_AU1500
26 select DMA_NONCOHERENT
27 select SYS_HAS_CPU_MIPS32_R1
28 select SYS_SUPPORTS_LITTLE_ENDIAN
30 config MIPS_PB1000
31 bool "AMD Alchemy PB1000 board"
32 select SOC_AU1000
33 select DMA_NONCOHERENT
34 select HW_HAS_PCI
35 select SWAP_IO_SPACE
36 select SYS_HAS_CPU_MIPS32_R1
37 select SYS_SUPPORTS_LITTLE_ENDIAN
39 config MIPS_PB1100
40 bool "AMD Alchemy PB1100 board"
41 select SOC_AU1100
42 select DMA_NONCOHERENT
43 select HW_HAS_PCI
44 select SWAP_IO_SPACE
45 select SYS_HAS_CPU_MIPS32_R1
46 select SYS_SUPPORTS_LITTLE_ENDIAN
48 config MIPS_PB1500
49 bool "AMD Alchemy PB1500 board"
50 select SOC_AU1500
51 select DMA_NONCOHERENT
52 select HW_HAS_PCI
53 select SYS_HAS_CPU_MIPS32_R1
54 select SYS_SUPPORTS_LITTLE_ENDIAN
56 config MIPS_PB1550
57 bool "AMD Alchemy PB1550 board"
58 select SOC_AU1550
59 select DMA_NONCOHERENT
60 select HW_HAS_PCI
61 select MIPS_DISABLE_OBSOLETE_IDE
62 select SYS_HAS_CPU_MIPS32_R1
63 select SYS_SUPPORTS_LITTLE_ENDIAN
65 config MIPS_PB1200
66 bool "AMD Alchemy PB1200 board"
67 select SOC_AU1200
68 select DMA_NONCOHERENT
69 select MIPS_DISABLE_OBSOLETE_IDE
70 select SYS_HAS_CPU_MIPS32_R1
71 select SYS_SUPPORTS_LITTLE_ENDIAN
73 config MIPS_DB1000
74 bool "AMD Alchemy DB1000 board"
75 select SOC_AU1000
76 select DMA_NONCOHERENT
77 select HW_HAS_PCI
78 select SYS_HAS_CPU_MIPS32_R1
79 select SYS_SUPPORTS_LITTLE_ENDIAN
81 config MIPS_DB1100
82 bool "AMD Alchemy DB1100 board"
83 select SOC_AU1100
84 select DMA_NONCOHERENT
85 select SYS_HAS_CPU_MIPS32_R1
86 select SYS_SUPPORTS_LITTLE_ENDIAN
88 config MIPS_DB1500
89 bool "AMD Alchemy DB1500 board"
90 select SOC_AU1500
91 select DMA_NONCOHERENT
92 select HW_HAS_PCI
93 select MIPS_DISABLE_OBSOLETE_IDE
94 select SYS_HAS_CPU_MIPS32_R1
95 select SYS_SUPPORTS_BIG_ENDIAN
96 select SYS_SUPPORTS_LITTLE_ENDIAN
98 config MIPS_DB1550
99 bool "AMD Alchemy DB1550 board"
100 select SOC_AU1550
101 select HW_HAS_PCI
102 select DMA_NONCOHERENT
103 select MIPS_DISABLE_OBSOLETE_IDE
104 select SYS_HAS_CPU_MIPS32_R1
105 select SYS_SUPPORTS_LITTLE_ENDIAN
107 config MIPS_DB1200
108 bool "AMD Alchemy DB1200 board"
109 select SOC_AU1200
110 select DMA_COHERENT
111 select MIPS_DISABLE_OBSOLETE_IDE
112 select SYS_HAS_CPU_MIPS32_R1
113 select SYS_SUPPORTS_LITTLE_ENDIAN
115 config MIPS_MIRAGE
116 bool "AMD Alchemy Mirage board"
117 select DMA_NONCOHERENT
118 select SOC_AU1500
119 select SYS_HAS_CPU_MIPS32_R1
120 select SYS_SUPPORTS_LITTLE_ENDIAN
122 config MIPS_COBALT
123 bool "Support for Cobalt Server"
124 select DMA_NONCOHERENT
125 select HW_HAS_PCI
126 select I8259
127 select IRQ_CPU
128 select MIPS_GT64111
129 select SYS_HAS_CPU_NEVADA
130 select SYS_SUPPORTS_32BIT_KERNEL
131 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
132 select SYS_SUPPORTS_LITTLE_ENDIAN
134 config MACH_DECSTATION
135 bool "Support for DECstations"
136 select BOOT_ELF32
137 select DMA_NONCOHERENT
138 select EARLY_PRINTK
139 select IRQ_CPU
140 select SYS_HAS_CPU_R3000
141 select SYS_HAS_CPU_R4X00
142 select SYS_SUPPORTS_32BIT_KERNEL
143 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
144 select SYS_SUPPORTS_LITTLE_ENDIAN
145 help
146 This enables support for DEC's MIPS based workstations. For details
147 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
148 DECstation porting pages on <http://decstation.unix-ag.org/>.
150 If you have one of the following DECstation Models you definitely
151 want to choose R4xx0 for the CPU Type:
153 DECstation 5000/50
154 DECstation 5000/150
155 DECstation 5000/260
156 DECsystem 5900/260
158 otherwise choose R3000.
160 config MIPS_EV64120
161 bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)"
162 depends on EXPERIMENTAL
163 select DMA_NONCOHERENT
164 select HW_HAS_PCI
165 select MIPS_GT64120
166 select SYS_HAS_CPU_R5000
167 select SYS_SUPPORTS_32BIT_KERNEL
168 select SYS_SUPPORTS_64BIT_KERNEL
169 select SYS_SUPPORTS_BIG_ENDIAN
170 help
171 This is an evaluation board based on the Galileo GT-64120
172 single-chip system controller that contains a MIPS R5000 compatible
173 core running at 75/100MHz. Their website is located at
174 <http://www.marvell.com/>. Say Y here if you wish to build a
175 kernel for this platform.
177 config MIPS_EV96100
178 bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)"
179 depends on EXPERIMENTAL
180 select DMA_NONCOHERENT
181 select HW_HAS_PCI
182 select IRQ_CPU
183 select MIPS_GT96100
184 select RM7000_CPU_SCACHE
185 select SWAP_IO_SPACE
186 select SYS_HAS_CPU_R5000
187 select SYS_HAS_CPU_RM7000
188 select SYS_SUPPORTS_32BIT_KERNEL
189 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
190 select SYS_SUPPORTS_BIG_ENDIAN
191 help
192 This is an evaluation board based on the Galileo GT-96100 LAN/WAN
193 communications controllers containing a MIPS R5000 compatible core
194 running at 83MHz. Their website is <http://www.marvell.com/>. Say Y
195 here if you wish to build a kernel for this platform.
197 config MIPS_IVR
198 bool "Support for Globespan IVR board"
199 select DMA_NONCOHERENT
200 select HW_HAS_PCI
201 select ITE_BOARD_GEN
202 select SYS_HAS_CPU_NEVADA
203 select SYS_SUPPORTS_32BIT_KERNEL
204 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
205 select SYS_SUPPORTS_LITTLE_ENDIAN
206 help
207 This is an evaluation board built by Globespan to showcase thir
208 iVR (Internet Video Recorder) design. It utilizes a QED RM5231
209 R5000 MIPS core. More information can be found out their website
210 located at <http://www.globespan.net/>. Say Y here if you wish to
211 build a kernel for this platform.
213 config MIPS_ITE8172
214 bool "Support for ITE 8172G board"
215 select DMA_NONCOHERENT
216 select HW_HAS_PCI
217 select ITE_BOARD_GEN
218 select SYS_HAS_CPU_R5432
219 select SYS_HAS_CPU_NEVADA
220 select SYS_SUPPORTS_32BIT_KERNEL
221 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
222 select SYS_SUPPORTS_LITTLE_ENDIAN
223 help
224 Ths is an evaluation board made by ITE <http://www.ite.com.tw/>
225 with ATX form factor that utilizes a MIPS R5000 to work with its
226 ITE8172G companion internet appliance chip. The MIPS core can be
227 either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
228 a kernel for this platform.
230 config MACH_JAZZ
231 bool "Support for the Jazz family of machines"
232 select ARC
233 select ARC32
234 select ARCH_MAY_HAVE_PC_FDC
235 select GENERIC_ISA_DMA
236 select I8259
237 select ISA
238 select SYS_HAS_CPU_R4X00
239 select SYS_SUPPORTS_32BIT_KERNEL
240 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
241 help
242 This a family of machines based on the MIPS R4030 chipset which was
243 used by several vendors to build RISC/os and Windows NT workstations.
244 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
245 Olivetti M700-10 workstations.
247 config LASAT
248 bool "Support for LASAT Networks platforms"
249 select DMA_NONCOHERENT
250 select HW_HAS_PCI
251 select MIPS_GT64120
252 select MIPS_NILE4
253 select R5000_CPU_SCACHE
254 select SYS_HAS_CPU_R5000
255 select SYS_SUPPORTS_32BIT_KERNEL
256 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
257 select SYS_SUPPORTS_LITTLE_ENDIAN
259 config MIPS_ATLAS
260 bool "Support for MIPS Atlas board"
261 select BOOT_ELF32
262 select DMA_NONCOHERENT
263 select IRQ_CPU
264 select HW_HAS_PCI
265 select MIPS_BOARDS_GEN
266 select MIPS_BONITO64
267 select MIPS_GT64120
268 select MIPS_MSC
269 select RM7000_CPU_SCACHE
270 select SWAP_IO_SPACE
271 select SYS_HAS_CPU_MIPS32_R1
272 select SYS_HAS_CPU_MIPS32_R2
273 select SYS_HAS_CPU_MIPS64_R1
274 select SYS_HAS_CPU_NEVADA
275 select SYS_HAS_CPU_RM7000
276 select SYS_SUPPORTS_32BIT_KERNEL
277 select SYS_SUPPORTS_64BIT_KERNEL
278 select SYS_SUPPORTS_BIG_ENDIAN
279 select SYS_SUPPORTS_LITTLE_ENDIAN
280 help
281 This enables support for the MIPS Technologies Atlas evaluation
282 board.
284 config MIPS_MALTA
285 bool "Support for MIPS Malta board"
286 select ARCH_MAY_HAVE_PC_FDC
287 select BOOT_ELF32
288 select HAVE_STD_PC_SERIAL_PORT
289 select DMA_NONCOHERENT
290 select IRQ_CPU
291 select GENERIC_ISA_DMA
292 select HW_HAS_PCI
293 select I8259
294 select MIPS_BOARDS_GEN
295 select MIPS_BONITO64
296 select MIPS_GT64120
297 select MIPS_MSC
298 select SWAP_IO_SPACE
299 select SYS_HAS_CPU_MIPS32_R1
300 select SYS_HAS_CPU_MIPS32_R2
301 select SYS_HAS_CPU_MIPS64_R1
302 select SYS_HAS_CPU_NEVADA
303 select SYS_HAS_CPU_RM7000
304 select SYS_SUPPORTS_32BIT_KERNEL
305 select SYS_SUPPORTS_64BIT_KERNEL
306 select SYS_SUPPORTS_BIG_ENDIAN
307 select SYS_SUPPORTS_LITTLE_ENDIAN
308 help
309 This enables support for the MIPS Technologies Malta evaluation
310 board.
312 config MIPS_SEAD
313 bool "Support for MIPS SEAD board (EXPERIMENTAL)"
314 depends on EXPERIMENTAL
315 select IRQ_CPU
316 select DMA_NONCOHERENT
317 select MIPS_BOARDS_GEN
318 select SYS_HAS_CPU_MIPS32_R1
319 select SYS_HAS_CPU_MIPS32_R2
320 select SYS_HAS_CPU_MIPS64_R1
321 select SYS_SUPPORTS_32BIT_KERNEL
322 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
323 select SYS_SUPPORTS_BIG_ENDIAN
324 select SYS_SUPPORTS_LITTLE_ENDIAN
325 help
326 This enables support for the MIPS Technologies SEAD evaluation
327 board.
329 config MIPS_SIM
330 bool 'Support for MIPS simulator (MIPSsim)'
331 select DMA_NONCOHERENT
332 select IRQ_CPU
333 select SYS_HAS_CPU_MIPS32_R1
334 select SYS_HAS_CPU_MIPS32_R2
335 select SYS_SUPPORTS_32BIT_KERNEL
336 select SYS_SUPPORTS_BIG_ENDIAN
337 select SYS_SUPPORTS_LITTLE_ENDIAN
338 help
339 This option enables support for MIPS Technologies MIPSsim software
340 emulator.
342 config MOMENCO_JAGUAR_ATX
343 bool "Support for Momentum Jaguar board"
344 select BOOT_ELF32
345 select DMA_NONCOHERENT
346 select HW_HAS_PCI
347 select IRQ_CPU
348 select IRQ_CPU_RM7K
349 select IRQ_MV64340
350 select LIMITED_DMA
351 select PCI_MARVELL
352 select RM7000_CPU_SCACHE
353 select SWAP_IO_SPACE
354 select SYS_HAS_CPU_RM9000
355 select SYS_SUPPORTS_32BIT_KERNEL
356 select SYS_SUPPORTS_64BIT_KERNEL
357 select SYS_SUPPORTS_BIG_ENDIAN
358 help
359 The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
360 Momentum Computer <http://www.momenco.com/>.
362 config MOMENCO_OCELOT
363 bool "Support for Momentum Ocelot board"
364 select DMA_NONCOHERENT
365 select HW_HAS_PCI
366 select IRQ_CPU
367 select IRQ_CPU_RM7K
368 select MIPS_GT64120
369 select RM7000_CPU_SCACHE
370 select SWAP_IO_SPACE
371 select SYS_HAS_CPU_RM7000
372 select SYS_SUPPORTS_32BIT_KERNEL
373 select SYS_SUPPORTS_64BIT_KERNEL
374 select SYS_SUPPORTS_BIG_ENDIAN
375 help
376 The Ocelot is a MIPS-based Single Board Computer (SBC) made by
377 Momentum Computer <http://www.momenco.com/>.
379 config MOMENCO_OCELOT_3
380 bool "Support for Momentum Ocelot-3 board"
381 select BOOT_ELF32
382 select DMA_NONCOHERENT
383 select HW_HAS_PCI
384 select IRQ_CPU
385 select IRQ_CPU_RM7K
386 select IRQ_MV64340
387 select PCI_MARVELL
388 select RM7000_CPU_SCACHE
389 select SWAP_IO_SPACE
390 select SYS_HAS_CPU_RM9000
391 select SYS_SUPPORTS_32BIT_KERNEL
392 select SYS_SUPPORTS_64BIT_KERNEL
393 select SYS_SUPPORTS_BIG_ENDIAN
394 help
395 The Ocelot-3 is based off Discovery III System Controller and
396 PMC-Sierra Rm79000 core.
398 config MOMENCO_OCELOT_C
399 bool "Support for Momentum Ocelot-C board"
400 select DMA_NONCOHERENT
401 select HW_HAS_PCI
402 select IRQ_CPU
403 select IRQ_MV64340
404 select PCI_MARVELL
405 select RM7000_CPU_SCACHE
406 select SWAP_IO_SPACE
407 select SYS_HAS_CPU_RM7000
408 select SYS_SUPPORTS_32BIT_KERNEL
409 select SYS_SUPPORTS_64BIT_KERNEL
410 select SYS_SUPPORTS_BIG_ENDIAN
411 help
412 The Ocelot is a MIPS-based Single Board Computer (SBC) made by
413 Momentum Computer <http://www.momenco.com/>.
415 config MOMENCO_OCELOT_G
416 bool "Support for Momentum Ocelot-G board"
417 select DMA_NONCOHERENT
418 select HW_HAS_PCI
419 select IRQ_CPU
420 select IRQ_CPU_RM7K
421 select PCI_MARVELL
422 select RM7000_CPU_SCACHE
423 select SWAP_IO_SPACE
424 select SYS_HAS_CPU_RM7000
425 select SYS_SUPPORTS_32BIT_KERNEL
426 select SYS_SUPPORTS_64BIT_KERNEL
427 select SYS_SUPPORTS_BIG_ENDIAN
428 help
429 The Ocelot is a MIPS-based Single Board Computer (SBC) made by
430 Momentum Computer <http://www.momenco.com/>.
432 config MIPS_XXS1500
433 bool "Support for MyCable XXS1500 board"
434 select DMA_NONCOHERENT
435 select SOC_AU1500
436 select SYS_SUPPORTS_LITTLE_ENDIAN
438 config PNX8550_V2PCI
439 bool "Support for Philips PNX8550 based Viper2-PCI board"
440 select PNX8550
441 select SYS_SUPPORTS_LITTLE_ENDIAN
443 config PNX8550_JBS
444 bool "Support for Philips PNX8550 based JBS board"
445 select PNX8550
446 select SYS_SUPPORTS_LITTLE_ENDIAN
448 config DDB5074
449 bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
450 depends on EXPERIMENTAL
451 select DDB5XXX_COMMON
452 select DMA_NONCOHERENT
453 select HAVE_STD_PC_SERIAL_PORT
454 select HW_HAS_PCI
455 select IRQ_CPU
456 select I8259
457 select ISA
458 select SYS_HAS_CPU_R5000
459 select SYS_SUPPORTS_32BIT_KERNEL
460 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
461 select SYS_SUPPORTS_LITTLE_ENDIAN
462 help
463 This enables support for the VR5000-based NEC DDB Vrc-5074
464 evaluation board.
466 config DDB5476
467 bool "Support for NEC DDB Vrc-5476"
468 select DDB5XXX_COMMON
469 select DMA_NONCOHERENT
470 select HAVE_STD_PC_SERIAL_PORT
471 select HW_HAS_PCI
472 select IRQ_CPU
473 select I8259
474 select ISA
475 select SYS_HAS_CPU_R5432
476 select SYS_SUPPORTS_32BIT_KERNEL
477 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
478 select SYS_SUPPORTS_LITTLE_ENDIAN
479 help
480 This enables support for the R5432-based NEC DDB Vrc-5476
481 evaluation board.
483 Features : kernel debugging, serial terminal, NFS root fs, on-board
484 ether port USB, AC97, PCI, PCI VGA card & framebuffer console,
485 IDE controller, PS2 keyboard, PS2 mouse, etc.
487 config DDB5477
488 bool "Support for NEC DDB Vrc-5477"
489 select DDB5XXX_COMMON
490 select DMA_NONCOHERENT
491 select HW_HAS_PCI
492 select I8259
493 select IRQ_CPU
494 select SYS_HAS_CPU_R5432
495 select SYS_SUPPORTS_32BIT_KERNEL
496 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
497 select SYS_SUPPORTS_LITTLE_ENDIAN
498 help
499 This enables support for the R5432-based NEC DDB Vrc-5477,
500 or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
502 Features : kernel debugging, serial terminal, NFS root fs, on-board
503 ether port USB, AC97, PCI, etc.
505 config MACH_VR41XX
506 bool "Support for NEC VR4100 series based machines"
507 select SYS_HAS_CPU_VR41XX
508 select SYS_SUPPORTS_32BIT_KERNEL
509 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
511 config PMC_YOSEMITE
512 bool "Support for PMC-Sierra Yosemite eval board"
513 select DMA_COHERENT
514 select HW_HAS_PCI
515 select IRQ_CPU
516 select IRQ_CPU_RM7K
517 select IRQ_CPU_RM9K
518 select SWAP_IO_SPACE
519 select SYS_HAS_CPU_RM9000
520 select SYS_SUPPORTS_32BIT_KERNEL
521 select SYS_SUPPORTS_64BIT_KERNEL
522 select SYS_SUPPORTS_BIG_ENDIAN
523 select SYS_SUPPORTS_HIGHMEM
524 help
525 Yosemite is an evaluation board for the RM9000x2 processor
526 manufactured by PMC-Sierra.
528 config QEMU
529 bool "Support for Qemu"
530 select DMA_COHERENT
531 select GENERIC_ISA_DMA
532 select HAVE_STD_PC_SERIAL_PORT
533 select I8259
534 select ISA
535 select SWAP_IO_SPACE
536 select SYS_HAS_CPU_MIPS32_R1
537 select SYS_SUPPORTS_32BIT_KERNEL
538 select SYS_SUPPORTS_BIG_ENDIAN
539 help
540 Qemu is a software emulator which among other architectures also
541 can simulate a MIPS32 4Kc system. This patch adds support for the
542 system architecture that currently is being simulated by Qemu. It
543 will eventually be removed again when Qemu has the capability to
544 simulate actual MIPS hardware platforms. More information on Qemu
545 can be found at http://www.linux-mips.org/wiki/Qemu.
547 config SGI_IP22
548 bool "Support for SGI IP22 (Indy/Indigo2)"
549 select ARC
550 select ARC32
551 select BOOT_ELF32
552 select DMA_NONCOHERENT
553 select HW_HAS_EISA
554 select IP22_CPU_SCACHE
555 select IRQ_CPU
556 select SWAP_IO_SPACE
557 select SYS_HAS_CPU_R4X00
558 select SYS_HAS_CPU_R5000
559 select SYS_SUPPORTS_32BIT_KERNEL
560 select SYS_SUPPORTS_64BIT_KERNEL
561 select SYS_SUPPORTS_BIG_ENDIAN
562 help
563 This are the SGI Indy, Challenge S and Indigo2, as well as certain
564 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
565 that runs on these, say Y here.
567 config SGI_IP27
568 bool "Support for SGI IP27 (Origin200/2000)"
569 select ARC
570 select ARC64
571 select BOOT_ELF64
572 select DMA_IP27
573 select HW_HAS_PCI
574 select PCI_DOMAINS
575 select SYS_HAS_CPU_R10000
576 select SYS_SUPPORTS_64BIT_KERNEL
577 select SYS_SUPPORTS_BIG_ENDIAN
578 help
579 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
580 workstations. To compile a Linux kernel that runs on these, say Y
581 here.
583 config SGI_IP32
584 bool "Support for SGI IP32 (O2) (EXPERIMENTAL)"
585 depends on EXPERIMENTAL
586 select ARC
587 select ARC32
588 select BOOT_ELF32
589 select OWN_DMA
590 select DMA_IP32
591 select DMA_NONCOHERENT
592 select HW_HAS_PCI
593 select R5000_CPU_SCACHE
594 select RM7000_CPU_SCACHE
595 select SYS_HAS_CPU_R5000
596 select SYS_HAS_CPU_R10000 if BROKEN
597 select SYS_HAS_CPU_RM7000
598 select SYS_HAS_CPU_NEVADA
599 select SYS_SUPPORTS_64BIT_KERNEL
600 select SYS_SUPPORTS_BIG_ENDIAN
601 help
602 If you want this kernel to run on SGI O2 workstation, say Y here.
604 config SIBYTE_BIGSUR
605 bool "Support for Sibyte BCM91480B-BigSur"
606 select BOOT_ELF32
607 select DMA_COHERENT
608 select PCI_DOMAINS
609 select SIBYTE_BCM1x80
610 select SWAP_IO_SPACE
611 select SYS_HAS_CPU_SB1
612 select SYS_SUPPORTS_BIG_ENDIAN
613 select SYS_SUPPORTS_LITTLE_ENDIAN
615 config SIBYTE_SWARM
616 bool "Support for Sibyte BCM91250A-SWARM"
617 select BOOT_ELF32
618 select DMA_COHERENT
619 select SIBYTE_SB1250
620 select SWAP_IO_SPACE
621 select SYS_HAS_CPU_SB1
622 select SYS_SUPPORTS_BIG_ENDIAN
623 select SYS_SUPPORTS_HIGHMEM
624 select SYS_SUPPORTS_LITTLE_ENDIAN
626 config SIBYTE_SENTOSA
627 bool "Support for Sibyte BCM91250E-Sentosa"
628 depends on EXPERIMENTAL
629 select BOOT_ELF32
630 select DMA_COHERENT
631 select SIBYTE_SB1250
632 select SWAP_IO_SPACE
633 select SYS_HAS_CPU_SB1
634 select SYS_SUPPORTS_BIG_ENDIAN
635 select SYS_SUPPORTS_LITTLE_ENDIAN
637 config SIBYTE_RHONE
638 bool "Support for Sibyte BCM91125E-Rhone"
639 depends on EXPERIMENTAL
640 select BOOT_ELF32
641 select DMA_COHERENT
642 select SIBYTE_BCM1125H
643 select SWAP_IO_SPACE
644 select SYS_HAS_CPU_SB1
645 select SYS_SUPPORTS_BIG_ENDIAN
646 select SYS_SUPPORTS_LITTLE_ENDIAN
648 config SIBYTE_CARMEL
649 bool "Support for Sibyte BCM91120x-Carmel"
650 depends on EXPERIMENTAL
651 select BOOT_ELF32
652 select DMA_COHERENT
653 select SIBYTE_BCM1120
654 select SWAP_IO_SPACE
655 select SYS_HAS_CPU_SB1
656 select SYS_SUPPORTS_BIG_ENDIAN
657 select SYS_SUPPORTS_LITTLE_ENDIAN
659 config SIBYTE_PTSWARM
660 bool "Support for Sibyte BCM91250PT-PTSWARM"
661 depends on EXPERIMENTAL
662 select BOOT_ELF32
663 select DMA_COHERENT
664 select SIBYTE_SB1250
665 select SWAP_IO_SPACE
666 select SYS_HAS_CPU_SB1
667 select SYS_SUPPORTS_BIG_ENDIAN
668 select SYS_SUPPORTS_HIGHMEM
669 select SYS_SUPPORTS_LITTLE_ENDIAN
671 config SIBYTE_LITTLESUR
672 bool "Support for Sibyte BCM91250C2-LittleSur"
673 depends on EXPERIMENTAL
674 select BOOT_ELF32
675 select DMA_COHERENT
676 select SIBYTE_SB1250
677 select SWAP_IO_SPACE
678 select SYS_HAS_CPU_SB1
679 select SYS_SUPPORTS_BIG_ENDIAN
680 select SYS_SUPPORTS_HIGHMEM
681 select SYS_SUPPORTS_LITTLE_ENDIAN
683 config SIBYTE_CRHINE
684 bool "Support for Sibyte BCM91120C-CRhine"
685 depends on EXPERIMENTAL
686 select BOOT_ELF32
687 select DMA_COHERENT
688 select SIBYTE_BCM1120
689 select SWAP_IO_SPACE
690 select SYS_HAS_CPU_SB1
691 select SYS_SUPPORTS_BIG_ENDIAN
692 select SYS_SUPPORTS_LITTLE_ENDIAN
694 config SIBYTE_CRHONE
695 bool "Support for Sibyte BCM91125C-CRhone"
696 depends on EXPERIMENTAL
697 select BOOT_ELF32
698 select DMA_COHERENT
699 select SIBYTE_BCM1125
700 select SWAP_IO_SPACE
701 select SYS_HAS_CPU_SB1
702 select SYS_SUPPORTS_BIG_ENDIAN
703 select SYS_SUPPORTS_HIGHMEM
704 select SYS_SUPPORTS_LITTLE_ENDIAN
706 config SNI_RM200_PCI
707 bool "Support for SNI RM200 PCI"
708 select ARC
709 select ARC32
710 select ARCH_MAY_HAVE_PC_FDC
711 select BOOT_ELF32
712 select DMA_NONCOHERENT
713 select GENERIC_ISA_DMA
714 select HAVE_STD_PC_SERIAL_PORT
715 select HW_HAS_EISA
716 select HW_HAS_PCI
717 select I8259
718 select ISA
719 select SYS_HAS_CPU_R4X00
720 select SYS_SUPPORTS_32BIT_KERNEL
721 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
722 select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL
723 select SYS_SUPPORTS_HIGHMEM
724 select SYS_SUPPORTS_LITTLE_ENDIAN
725 help
726 The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
727 Nixdorf Informationssysteme (SNI), parent company of Pyramid
728 Technology and now in turn merged with Fujitsu. Say Y here to
729 support this machine type.
731 config TOSHIBA_JMR3927
732 bool "Support for Toshiba JMR-TX3927 board"
733 select DMA_NONCOHERENT
734 select HW_HAS_PCI
735 select MIPS_TX3927
736 select SWAP_IO_SPACE
737 select SYS_HAS_CPU_TX39XX
738 select SYS_SUPPORTS_32BIT_KERNEL
739 select SYS_SUPPORTS_BIG_ENDIAN
740 select TOSHIBA_BOARDS
742 config TOSHIBA_RBTX4927
743 bool "Support for Toshiba TBTX49[23]7 board"
744 select DMA_NONCOHERENT
745 select HAS_TXX9_SERIAL
746 select HW_HAS_PCI
747 select I8259
748 select ISA
749 select SWAP_IO_SPACE
750 select SYS_HAS_CPU_TX49XX
751 select SYS_SUPPORTS_32BIT_KERNEL
752 select SYS_SUPPORTS_64BIT_KERNEL
753 select SYS_SUPPORTS_BIG_ENDIAN
754 select TOSHIBA_BOARDS
755 help
756 This Toshiba board is based on the TX4927 processor. Say Y here to
757 support this machine type
759 config TOSHIBA_RBTX4938
760 bool "Support for Toshiba RBTX4938 board"
761 select HAVE_STD_PC_SERIAL_PORT
762 select DMA_NONCOHERENT
763 select GENERIC_ISA_DMA
764 select HAS_TXX9_SERIAL
765 select HW_HAS_PCI
766 select I8259
767 select ISA
768 select SWAP_IO_SPACE
769 select SYS_HAS_CPU_TX49XX
770 select SYS_SUPPORTS_32BIT_KERNEL
771 select SYS_SUPPORTS_LITTLE_ENDIAN
772 select SYS_SUPPORTS_BIG_ENDIAN
773 select TOSHIBA_BOARDS
774 help
775 This Toshiba board is based on the TX4938 processor. Say Y here to
776 support this machine type
778 endchoice
780 source "arch/mips/ddb5xxx/Kconfig"
781 source "arch/mips/gt64120/ev64120/Kconfig"
782 source "arch/mips/jazz/Kconfig"
783 source "arch/mips/ite-boards/Kconfig"
784 source "arch/mips/lasat/Kconfig"
785 source "arch/mips/momentum/Kconfig"
786 source "arch/mips/pmc-sierra/Kconfig"
787 source "arch/mips/sgi-ip27/Kconfig"
788 source "arch/mips/sibyte/Kconfig"
789 source "arch/mips/tx4927/Kconfig"
790 source "arch/mips/tx4938/Kconfig"
791 source "arch/mips/vr41xx/Kconfig"
792 source "arch/mips/philips/pnx8550/common/Kconfig"
793 source "arch/mips/cobalt/Kconfig"
795 endmenu
797 config RWSEM_GENERIC_SPINLOCK
798 bool
799 default y
801 config RWSEM_XCHGADD_ALGORITHM
802 bool
804 config GENERIC_CALIBRATE_DELAY
805 bool
806 default y
808 #
809 # Select some configuration options automatically based on user selections.
810 #
811 config ARC
812 bool
814 config ARCH_MAY_HAVE_PC_FDC
815 bool
817 config DMA_COHERENT
818 bool
820 config DMA_IP27
821 bool
823 config DMA_IP32
824 bool
825 select DMA_NEED_PCI_MAP_STATE
827 config DMA_NONCOHERENT
828 bool
829 select DMA_NEED_PCI_MAP_STATE
831 config DMA_NEED_PCI_MAP_STATE
832 bool
834 config OWN_DMA
835 bool
837 config EARLY_PRINTK
838 bool
840 config GENERIC_ISA_DMA
841 bool
843 config I8259
844 bool
846 config LIMITED_DMA
847 bool
848 select HIGHMEM
849 select SYS_SUPPORTS_HIGHMEM
851 config MIPS_BONITO64
852 bool
854 config MIPS_MSC
855 bool
857 config MIPS_NILE4
858 bool
860 config MIPS_DISABLE_OBSOLETE_IDE
861 bool
863 #
864 # Endianess selection. Suffiently obscure so many users don't know what to
865 # answer,so we try hard to limit the available choices. Also the use of a
866 # choice statement should be more obvious to the user.
867 #
868 choice
869 prompt "Endianess selection"
870 help
871 Some MIPS machines can be configured for either little or big endian
872 byte order. These modes require different kernels and a different
873 Linux distribution. In general there is one prefered byteorder for a
874 particular system but some systems are just as commonly used in the
875 one or the other endianess.
877 config CPU_BIG_ENDIAN
878 bool "Big endian"
879 depends on SYS_SUPPORTS_BIG_ENDIAN
881 config CPU_LITTLE_ENDIAN
882 bool "Little endian"
883 depends on SYS_SUPPORTS_LITTLE_ENDIAN
884 help
886 endchoice
888 config SYS_SUPPORTS_BIG_ENDIAN
889 bool
891 config SYS_SUPPORTS_LITTLE_ENDIAN
892 bool
894 config IRQ_CPU
895 bool
897 config IRQ_CPU_RM7K
898 bool
900 config IRQ_CPU_RM9K
901 bool
903 config IRQ_MV64340
904 bool
906 config DDB5XXX_COMMON
907 bool
909 config MIPS_BOARDS_GEN
910 bool
912 config MIPS_GT64111
913 bool
915 config MIPS_GT64120
916 bool
918 config MIPS_TX3927
919 bool
920 select HAS_TXX9_SERIAL
922 config PCI_MARVELL
923 bool
925 config ITE_BOARD_GEN
926 bool
928 config SOC_AU1000
929 bool
930 select SOC_AU1X00
932 config SOC_AU1100
933 bool
934 select SOC_AU1X00
936 config SOC_AU1500
937 bool
938 select SOC_AU1X00
940 config SOC_AU1550
941 bool
942 select SOC_AU1X00
944 config SOC_AU1200
945 bool
946 select SOC_AU1X00
948 config SOC_AU1X00
949 bool
950 select SYS_HAS_CPU_MIPS32_R1
951 select SYS_SUPPORTS_32BIT_KERNEL
953 config PNX8550
954 bool
955 select SOC_PNX8550
957 config SOC_PNX8550
958 bool
959 select DMA_NONCOHERENT
960 select HW_HAS_PCI
961 select SYS_HAS_CPU_MIPS32_R1
962 select SYS_SUPPORTS_32BIT_KERNEL
964 config SWAP_IO_SPACE
965 bool
967 #
968 # Unfortunately not all GT64120 systems run the chip at the same clock.
969 # As the user for the clock rate and try to minimize the available options.
970 #
971 choice
972 prompt "Galileo Chip Clock"
973 #default SYSCLK_83 if MIPS_EV64120
974 depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
975 default SYSCLK_83 if MIPS_EV64120
976 default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
978 config SYSCLK_75
979 bool "75" if MIPS_EV64120
981 config SYSCLK_83
982 bool "83.3" if MIPS_EV64120
984 config SYSCLK_100
985 bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
987 endchoice
989 config ARC32
990 bool
992 config AU1X00_USB_DEVICE
993 bool
994 depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000
995 default n
997 config MIPS_GT96100
998 bool
999 select MIPS_GT64120
1001 config IT8172_CIR
1002 bool
1003 depends on MIPS_ITE8172 || MIPS_IVR
1004 default y
1006 config IT8712
1007 bool
1008 depends on MIPS_ITE8172
1009 default y
1011 config BOOT_ELF32
1012 bool
1014 config MIPS_L1_CACHE_SHIFT
1015 int
1016 default "4" if MACH_DECSTATION
1017 default "7" if SGI_IP27
1018 default "5"
1020 config HAVE_STD_PC_SERIAL_PORT
1021 bool
1023 config ARC_CONSOLE
1024 bool "ARC console support"
1025 depends on SGI_IP22 || SNI_RM200_PCI
1027 config ARC_MEMORY
1028 bool
1029 depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32
1030 default y
1032 config ARC_PROMLIB
1033 bool
1034 depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
1035 default y
1037 config ARC64
1038 bool
1040 config BOOT_ELF64
1041 bool
1043 config TOSHIBA_BOARDS
1044 bool
1046 menu "CPU selection"
1048 choice
1049 prompt "CPU type"
1050 default CPU_R4X00
1052 config CPU_MIPS32_R1
1053 bool "MIPS32 Release 1"
1054 depends on SYS_HAS_CPU_MIPS32_R1
1055 select CPU_HAS_PREFETCH
1056 select CPU_SUPPORTS_32BIT_KERNEL
1057 select CPU_SUPPORTS_HIGHMEM
1058 help
1059 Choose this option to build a kernel for release 1 or later of the
1060 MIPS32 architecture. Most modern embedded systems with a 32-bit
1061 MIPS processor are based on a MIPS32 processor. If you know the
1062 specific type of processor in your system, choose those that one
1063 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1064 Release 2 of the MIPS32 architecture is available since several
1065 years so chances are you even have a MIPS32 Release 2 processor
1066 in which case you should choose CPU_MIPS32_R2 instead for better
1067 performance.
1069 config CPU_MIPS32_R2
1070 bool "MIPS32 Release 2"
1071 depends on SYS_HAS_CPU_MIPS32_R2
1072 select CPU_HAS_PREFETCH
1073 select CPU_SUPPORTS_32BIT_KERNEL
1074 select CPU_SUPPORTS_HIGHMEM
1075 help
1076 Choose this option to build a kernel for release 2 or later of the
1077 MIPS32 architecture. Most modern embedded systems with a 32-bit
1078 MIPS processor are based on a MIPS32 processor. If you know the
1079 specific type of processor in your system, choose those that one
1080 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1082 config CPU_MIPS64_R1
1083 bool "MIPS64 Release 1"
1084 depends on SYS_HAS_CPU_MIPS64_R1
1085 select CPU_HAS_PREFETCH
1086 select CPU_SUPPORTS_32BIT_KERNEL
1087 select CPU_SUPPORTS_64BIT_KERNEL
1088 select CPU_SUPPORTS_HIGHMEM
1089 help
1090 Choose this option to build a kernel for release 1 or later of the
1091 MIPS64 architecture. Many modern embedded systems with a 64-bit
1092 MIPS processor are based on a MIPS64 processor. If you know the
1093 specific type of processor in your system, choose those that one
1094 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1095 Release 2 of the MIPS64 architecture is available since several
1096 years so chances are you even have a MIPS64 Release 2 processor
1097 in which case you should choose CPU_MIPS64_R2 instead for better
1098 performance.
1100 config CPU_MIPS64_R2
1101 bool "MIPS64 Release 2"
1102 depends on SYS_HAS_CPU_MIPS64_R2
1103 select CPU_HAS_PREFETCH
1104 select CPU_SUPPORTS_32BIT_KERNEL
1105 select CPU_SUPPORTS_64BIT_KERNEL
1106 select CPU_SUPPORTS_HIGHMEM
1107 help
1108 Choose this option to build a kernel for release 2 or later of the
1109 MIPS64 architecture. Many modern embedded systems with a 64-bit
1110 MIPS processor are based on a MIPS64 processor. If you know the
1111 specific type of processor in your system, choose those that one
1112 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1114 config CPU_R3000
1115 bool "R3000"
1116 depends on SYS_HAS_CPU_R3000
1117 select CPU_SUPPORTS_32BIT_KERNEL
1118 select CPU_SUPPORTS_HIGHMEM
1119 help
1120 Please make sure to pick the right CPU type. Linux/MIPS is not
1121 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1122 *not* work on R4000 machines and vice versa. However, since most
1123 of the supported machines have an R4000 (or similar) CPU, R4x00
1124 might be a safe bet. If the resulting kernel does not work,
1125 try to recompile with R3000.
1127 config CPU_TX39XX
1128 bool "R39XX"
1129 depends on SYS_HAS_CPU_TX39XX
1130 select CPU_SUPPORTS_32BIT_KERNEL
1132 config CPU_VR41XX
1133 bool "R41xx"
1134 depends on SYS_HAS_CPU_VR41XX
1135 select CPU_SUPPORTS_32BIT_KERNEL
1136 select CPU_SUPPORTS_64BIT_KERNEL
1137 help
1138 The options selects support for the NEC VR4100 series of processors.
1139 Only choose this option if you have one of these processors as a
1140 kernel built with this option will not run on any other type of
1141 processor or vice versa.
1143 config CPU_R4300
1144 bool "R4300"
1145 depends on SYS_HAS_CPU_R4300
1146 select CPU_SUPPORTS_32BIT_KERNEL
1147 select CPU_SUPPORTS_64BIT_KERNEL
1148 help
1149 MIPS Technologies R4300-series processors.
1151 config CPU_R4X00
1152 bool "R4x00"
1153 depends on SYS_HAS_CPU_R4X00
1154 select CPU_SUPPORTS_32BIT_KERNEL
1155 select CPU_SUPPORTS_64BIT_KERNEL
1156 help
1157 MIPS Technologies R4000-series processors other than 4300, including
1158 the R4000, R4400, R4600, and 4700.
1160 config CPU_TX49XX
1161 bool "R49XX"
1162 depends on SYS_HAS_CPU_TX49XX
1163 select CPU_SUPPORTS_32BIT_KERNEL
1164 select CPU_SUPPORTS_64BIT_KERNEL
1166 config CPU_R5000
1167 bool "R5000"
1168 depends on SYS_HAS_CPU_R5000
1169 select CPU_SUPPORTS_32BIT_KERNEL
1170 select CPU_SUPPORTS_64BIT_KERNEL
1171 help
1172 MIPS Technologies R5000-series processors other than the Nevada.
1174 config CPU_R5432
1175 bool "R5432"
1176 depends on SYS_HAS_CPU_R5432
1177 select CPU_SUPPORTS_32BIT_KERNEL
1178 select CPU_SUPPORTS_64BIT_KERNEL
1180 config CPU_R6000
1181 bool "R6000"
1182 depends on EXPERIMENTAL
1183 depends on SYS_HAS_CPU_R6000
1184 select CPU_SUPPORTS_32BIT_KERNEL
1185 help
1186 MIPS Technologies R6000 and R6000A series processors. Note these
1187 processors are extremly rare and the support for them is incomplete.
1189 config CPU_NEVADA
1190 bool "RM52xx"
1191 depends on SYS_HAS_CPU_NEVADA
1192 select CPU_SUPPORTS_32BIT_KERNEL
1193 select CPU_SUPPORTS_64BIT_KERNEL
1194 help
1195 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1197 config CPU_R8000
1198 bool "R8000"
1199 depends on EXPERIMENTAL
1200 depends on SYS_HAS_CPU_R8000
1201 select CPU_HAS_PREFETCH
1202 select CPU_SUPPORTS_64BIT_KERNEL
1203 help
1204 MIPS Technologies R8000 processors. Note these processors are
1205 uncommon and the support for them is incomplete.
1207 config CPU_R10000
1208 bool "R10000"
1209 depends on SYS_HAS_CPU_R10000
1210 select CPU_HAS_PREFETCH
1211 select CPU_SUPPORTS_32BIT_KERNEL
1212 select CPU_SUPPORTS_64BIT_KERNEL
1213 select CPU_SUPPORTS_HIGHMEM
1214 help
1215 MIPS Technologies R10000-series processors.
1217 config CPU_RM7000
1218 bool "RM7000"
1219 depends on SYS_HAS_CPU_RM7000
1220 select CPU_HAS_PREFETCH
1221 select CPU_SUPPORTS_32BIT_KERNEL
1222 select CPU_SUPPORTS_64BIT_KERNEL
1223 select CPU_SUPPORTS_HIGHMEM
1225 config CPU_RM9000
1226 bool "RM9000"
1227 depends on SYS_HAS_CPU_RM9000
1228 select CPU_HAS_PREFETCH
1229 select CPU_SUPPORTS_32BIT_KERNEL
1230 select CPU_SUPPORTS_64BIT_KERNEL
1231 select CPU_SUPPORTS_HIGHMEM
1233 config CPU_SB1
1234 bool "SB1"
1235 depends on SYS_HAS_CPU_SB1
1236 select CPU_SUPPORTS_32BIT_KERNEL
1237 select CPU_SUPPORTS_64BIT_KERNEL
1238 select CPU_SUPPORTS_HIGHMEM
1240 endchoice
1242 config SYS_HAS_CPU_MIPS32_R1
1243 bool
1245 config SYS_HAS_CPU_MIPS32_R2
1246 bool
1248 config SYS_HAS_CPU_MIPS64_R1
1249 bool
1251 config SYS_HAS_CPU_MIPS64_R2
1252 bool
1254 config SYS_HAS_CPU_R3000
1255 bool
1257 config SYS_HAS_CPU_TX39XX
1258 bool
1260 config SYS_HAS_CPU_VR41XX
1261 bool
1263 config SYS_HAS_CPU_R4300
1264 bool
1266 config SYS_HAS_CPU_R4X00
1267 bool
1269 config SYS_HAS_CPU_TX49XX
1270 bool
1272 config SYS_HAS_CPU_R5000
1273 bool
1275 config SYS_HAS_CPU_R5432
1276 bool
1278 config SYS_HAS_CPU_R6000
1279 bool
1281 config SYS_HAS_CPU_NEVADA
1282 bool
1284 config SYS_HAS_CPU_R8000
1285 bool
1287 config SYS_HAS_CPU_R10000
1288 bool
1290 config SYS_HAS_CPU_RM7000
1291 bool
1293 config SYS_HAS_CPU_RM9000
1294 bool
1296 config SYS_HAS_CPU_SB1
1297 bool
1299 endmenu
1301 #
1302 # These two indicate any levelof the MIPS32 and MIPS64 architecture
1303 #
1304 config CPU_MIPS32
1305 bool
1306 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
1308 config CPU_MIPS64
1309 bool
1310 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
1312 #
1313 # These two indicate the revision of the architecture, either 32 bot 64 bit.
1314 #
1315 config CPU_MIPSR1
1316 bool
1317 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1319 config CPU_MIPSR2
1320 bool
1321 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
1323 config SYS_SUPPORTS_32BIT_KERNEL
1324 bool
1325 config SYS_SUPPORTS_64BIT_KERNEL
1326 bool
1327 config CPU_SUPPORTS_32BIT_KERNEL
1328 bool
1329 config CPU_SUPPORTS_64BIT_KERNEL
1330 bool
1332 menu "Kernel type"
1334 choice
1336 prompt "Kernel code model"
1337 help
1338 You should only select this option if you have a workload that
1339 actually benefits from 64-bit processing or if your machine has
1340 large memory. You will only be presented a single option in this
1341 menu if your system does not support both 32-bit and 64-bit kernels.
1343 config 32BIT
1344 bool "32-bit kernel"
1345 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
1346 select TRAD_SIGNALS
1347 help
1348 Select this option if you want to build a 32-bit kernel.
1349 config 64BIT
1350 bool "64-bit kernel"
1351 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
1352 help
1353 Select this option if you want to build a 64-bit kernel.
1355 endchoice
1357 choice
1358 prompt "Kernel page size"
1359 default PAGE_SIZE_4KB
1361 config PAGE_SIZE_4KB
1362 bool "4kB"
1363 help
1364 This option select the standard 4kB Linux page size. On some
1365 R3000-family processors this is the only available page size. Using
1366 4kB page size will minimize memory consumption and is therefore
1367 recommended for low memory systems.
1369 config PAGE_SIZE_8KB
1370 bool "8kB"
1371 depends on EXPERIMENTAL && CPU_R8000
1372 help
1373 Using 8kB page size will result in higher performance kernel at
1374 the price of higher memory consumption. This option is available
1375 only on the R8000 processor. Not that at the time of this writing
1376 this option is still high experimental; there are also issues with
1377 compatibility of user applications.
1379 config PAGE_SIZE_16KB
1380 bool "16kB"
1381 depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
1382 help
1383 Using 16kB page size will result in higher performance kernel at
1384 the price of higher memory consumption. This option is available on
1385 all non-R3000 family processor. Not that at the time of this
1386 writing this option is still high experimental; there are also
1387 issues with compatibility of user applications.
1389 config PAGE_SIZE_64KB
1390 bool "64kB"
1391 depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
1392 help
1393 Using 64kB page size will result in higher performance kernel at
1394 the price of higher memory consumption. This option is available on
1395 all non-R3000 family processor. Not that at the time of this
1396 writing this option is still high experimental; there are also
1397 issues with compatibility of user applications.
1399 endchoice
1401 config BOARD_SCACHE
1402 bool
1404 config IP22_CPU_SCACHE
1405 bool
1406 select BOARD_SCACHE
1408 config R5000_CPU_SCACHE
1409 bool
1410 select BOARD_SCACHE
1412 config RM7000_CPU_SCACHE
1413 bool
1414 select BOARD_SCACHE
1416 config SIBYTE_DMA_PAGEOPS
1417 bool "Use DMA to clear/copy pages"
1418 depends on CPU_SB1
1419 help
1420 Instead of using the CPU to zero and copy pages, use a Data Mover
1421 channel. These DMA channels are otherwise unused by the standard
1422 SiByte Linux port. Seems to give a small performance benefit.
1424 config CPU_HAS_PREFETCH
1425 bool
1427 config MIPS_MT
1428 bool "Enable MIPS MT"
1430 choice
1431 prompt "MIPS MT options"
1432 depends on MIPS_MT
1434 config MIPS_MT_SMP
1435 bool "Use 1 TC on each available VPE for SMP"
1436 select SMP
1438 config MIPS_VPE_LOADER
1439 bool "VPE loader support."
1440 depends on MIPS_MT
1441 help
1442 Includes a loader for loading an elf relocatable object
1443 onto another VPE and running it.
1445 endchoice
1447 config MIPS_VPE_LOADER_TOM
1448 bool "Load VPE program into memory hidden from linux"
1449 depends on MIPS_VPE_LOADER
1450 default y
1451 help
1452 The loader can use memory that is present but has been hidden from
1453 Linux using the kernel command line option "mem=xxMB". It's up to
1454 you to ensure the amount you put in the option and the space your
1455 program requires is less or equal to the amount physically present.
1457 # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
1458 config MIPS_VPE_APSP_API
1459 bool "Enable support for AP/SP API (RTLX)"
1460 depends on MIPS_VPE_LOADER
1461 help
1463 config SB1_PASS_1_WORKAROUNDS
1464 bool
1465 depends on CPU_SB1_PASS_1
1466 default y
1468 config SB1_PASS_2_WORKAROUNDS
1469 bool
1470 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
1471 default y
1473 config SB1_PASS_2_1_WORKAROUNDS
1474 bool
1475 depends on CPU_SB1 && CPU_SB1_PASS_2
1476 default y
1478 config 64BIT_PHYS_ADDR
1479 bool "Support for 64-bit physical address space"
1480 depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
1482 config CPU_ADVANCED
1483 bool "Override CPU Options"
1484 depends on 32BIT
1485 help
1486 Saying yes here allows you to select support for various features
1487 your CPU may or may not have. Most people should say N here.
1489 config CPU_HAS_LLSC
1490 bool "ll/sc Instructions available" if CPU_ADVANCED
1491 default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX
1492 help
1493 MIPS R4000 series and later provide the Load Linked (ll)
1494 and Store Conditional (sc) instructions. More information is
1495 available at <http://www.go-ecs.com/mips/miptek1.htm>.
1497 Say Y here if your CPU has the ll and sc instructions. Say Y here
1498 for better performance, N if you don't know. You must say Y here
1499 for multiprocessor machines.
1501 config CPU_HAS_WB
1502 bool "Writeback Buffer available" if CPU_ADVANCED
1503 default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION
1504 help
1505 Say N here for slightly better performance. You must say Y here for
1506 machines which require flushing of write buffers in software. Saying
1507 Y is the safe option; N may result in kernel malfunction and crashes.
1509 menu "MIPSR2 Interrupt handling"
1510 depends on CPU_MIPSR2 && CPU_ADVANCED
1512 config CPU_MIPSR2_IRQ_VI
1513 bool "Vectored interrupt mode"
1514 help
1515 Vectored interrupt mode allowing faster dispatching of interrupts.
1516 The board support code needs to be written to take advantage of this
1517 mode. Compatibility code is included to allow the kernel to run on
1518 a CPU that does not support vectored interrupts. It's safe to
1519 say Y here.
1521 config CPU_MIPSR2_IRQ_EI
1522 bool "External interrupt controller mode"
1523 help
1524 Extended interrupt mode takes advantage of an external interrupt
1525 controller to allow fast dispatching from many possible interrupt
1526 sources. Say N unless you know that external interrupt support is
1527 required.
1529 config CPU_MIPSR2_SRS
1530 bool "Make shadow set registers available for interrupt handlers"
1531 depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI
1532 help
1533 Allow the kernel to use shadow register sets for fast interrupts.
1534 Interrupt handlers must be specially written to use shadow sets.
1535 Say N unless you know that shadow register set upport is needed.
1536 endmenu
1538 config CPU_HAS_SYNC
1539 bool
1540 depends on !CPU_R3000
1541 default y
1543 #
1544 # Use the generic interrupt handling code in kernel/irq/:
1545 #
1546 config GENERIC_HARDIRQS
1547 bool
1548 default y
1550 config GENERIC_IRQ_PROBE
1551 bool
1552 default y
1554 #
1555 # - Highmem only makes sense for the 32-bit kernel.
1556 # - The current highmem code will only work properly on physically indexed
1557 # caches such as R3000, SB1, R7000 or those that look like they're virtually
1558 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
1559 # moment we protect the user and offer the highmem option only on machines
1560 # where it's known to be safe. This will not offer highmem on a few systems
1561 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
1562 # indexed CPUs but we're playing safe.
1563 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
1564 # know they might have memory configurations that could make use of highmem
1565 # support.
1566 #
1567 config HIGHMEM
1568 bool "High Memory Support"
1569 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
1571 config CPU_SUPPORTS_HIGHMEM
1572 bool
1574 config SYS_SUPPORTS_HIGHMEM
1575 bool
1577 config ARCH_FLATMEM_ENABLE
1578 def_bool y
1579 depends on !NUMA
1581 source "mm/Kconfig"
1583 config SMP
1584 bool "Multi-Processing support"
1585 depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
1586 ---help---
1587 This enables support for systems with more than one CPU. If you have
1588 a system with only one CPU, like most personal computers, say N. If
1589 you have a system with more than one CPU, say Y.
1591 If you say N here, the kernel will run on single and multiprocessor
1592 machines, but will use only one CPU of a multiprocessor machine. If
1593 you say Y here, the kernel will run on many, but not all,
1594 singleprocessor machines. On a singleprocessor machine, the kernel
1595 will run faster if you say N here.
1597 People using multiprocessor machines who say Y here should also say
1598 Y to "Enhanced Real Time Clock Support", below.
1600 See also the <file:Documentation/smp.txt> and the SMP-HOWTO
1601 available at <http://www.tldp.org/docs.html#howto>.
1603 If you don't know what to do here, say N.
1605 config NR_CPUS
1606 int "Maximum number of CPUs (2-64)"
1607 range 2 64
1608 depends on SMP
1609 default "64" if SGI_IP27
1610 default "2"
1611 help
1612 This allows you to specify the maximum number of CPUs which this
1613 kernel will support. The maximum supported value is 32 for 32-bit
1614 kernel and 64 for 64-bit kernels; the minimum value which makes
1615 sense is 2.
1617 This is purely to save memory - each supported CPU adds
1618 approximately eight kilobytes to the kernel image.
1620 source "kernel/Kconfig.preempt"
1622 config RTC_DS1742
1623 bool "DS1742 BRAM/RTC support"
1624 depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
1626 config MIPS_INSANE_LARGE
1627 bool "Support for large 64-bit configurations"
1628 depends on CPU_R10000 && 64BIT
1629 help
1630 MIPS R10000 does support a 44 bit / 16TB address space as opposed to
1631 previous 64-bit processors which only supported 40 bit / 1TB. If you
1632 need processes of more than 1TB virtual address space, say Y here.
1633 This will result in additional memory usage, so it is not
1634 recommended for normal users.
1636 endmenu
1638 config RWSEM_GENERIC_SPINLOCK
1639 bool
1640 default y
1642 source "init/Kconfig"
1644 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
1646 config HW_HAS_EISA
1647 bool
1648 config HW_HAS_PCI
1649 bool
1651 config PCI
1652 bool "Support for PCI controller"
1653 depends on HW_HAS_PCI
1654 help
1655 Find out whether you have a PCI motherboard. PCI is the name of a
1656 bus system, i.e. the way the CPU talks to the other stuff inside
1657 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
1658 say Y, otherwise N.
1660 The PCI-HOWTO, available from
1661 <http://www.tldp.org/docs.html#howto>, contains valuable
1662 information about which PCI hardware does work under Linux and which
1663 doesn't.
1665 config PCI_DOMAINS
1666 bool
1667 depends on PCI
1669 source "drivers/pci/Kconfig"
1671 #
1672 # ISA support is now enabled via select. Too many systems still have the one
1673 # or other ISA chip on the board that users don't know about so don't expect
1674 # users to choose the right thing ...
1675 #
1676 config ISA
1677 bool
1679 config EISA
1680 bool "EISA support"
1681 depends on HW_HAS_EISA
1682 select ISA
1683 ---help---
1684 The Extended Industry Standard Architecture (EISA) bus was
1685 developed as an open alternative to the IBM MicroChannel bus.
1687 The EISA bus provided some of the features of the IBM MicroChannel
1688 bus while maintaining backward compatibility with cards made for
1689 the older ISA bus. The EISA bus saw limited use between 1988 and
1690 1995 when it was made obsolete by the PCI bus.
1692 Say Y here if you are building a kernel for an EISA-based machine.
1694 Otherwise, say N.
1696 source "drivers/eisa/Kconfig"
1698 config TC
1699 bool "TURBOchannel support"
1700 depends on MACH_DECSTATION
1701 help
1702 TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
1703 processors. Documentation on writing device drivers for TurboChannel
1704 is available at:
1705 <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
1707 #config ACCESSBUS
1708 # bool "Access.Bus support"
1709 # depends on TC
1711 config MMU
1712 bool
1713 default y
1715 source "drivers/pcmcia/Kconfig"
1717 source "drivers/pci/hotplug/Kconfig"
1719 endmenu
1721 menu "Executable file formats"
1723 source "fs/Kconfig.binfmt"
1725 config TRAD_SIGNALS
1726 bool
1728 config BUILD_ELF64
1729 bool "Use 64-bit ELF format for building"
1730 depends on 64BIT
1731 help
1732 A 64-bit kernel is usually built using the 64-bit ELF binary object
1733 format as it's one that allows arbitrary 64-bit constructs. For
1734 kernels that are loaded within the KSEG compatibility segments the
1735 32-bit ELF format can optionally be used resulting in a somewhat
1736 smaller binary, but this option is not explicitly supported by the
1737 toolchain and since binutils 2.14 it does not even work at all.
1739 Say Y to use the 64-bit format or N to use the 32-bit one.
1741 If unsure say Y.
1743 config BINFMT_IRIX
1744 bool "Include IRIX binary compatibility"
1745 depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
1747 config MIPS32_COMPAT
1748 bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
1749 depends on 64BIT
1750 help
1751 Select this option if you want Linux/MIPS 32-bit binary
1752 compatibility. Since all software available for Linux/MIPS is
1753 currently 32-bit you should say Y here.
1755 config COMPAT
1756 bool
1757 depends on MIPS32_COMPAT
1758 default y
1760 config MIPS32_O32
1761 bool "Kernel support for o32 binaries"
1762 depends on MIPS32_COMPAT
1763 help
1764 Select this option if you want to run o32 binaries. These are pure
1765 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
1766 existing binaries are in this format.
1768 If unsure, say Y.
1770 config MIPS32_N32
1771 bool "Kernel support for n32 binaries"
1772 depends on MIPS32_COMPAT
1773 help
1774 Select this option if you want to run n32 binaries. These are
1775 64-bit binaries using 32-bit quantities for addressing and certain
1776 data that would normally be 64-bit. They are used in special
1777 cases.
1779 If unsure, say N.
1781 config BINFMT_ELF32
1782 bool
1783 default y if MIPS32_O32 || MIPS32_N32
1785 config SECCOMP
1786 bool "Enable seccomp to safely compute untrusted bytecode"
1787 depends on PROC_FS && BROKEN
1788 default y
1789 help
1790 This kernel feature is useful for number crunching applications
1791 that may need to compute untrusted bytecode during their
1792 execution. By using pipes or other transports made available to
1793 the process as file descriptors supporting the read/write
1794 syscalls, it's possible to isolate those applications in
1795 their own address space using seccomp. Once seccomp is
1796 enabled via /proc/<pid>/seccomp, it cannot be disabled
1797 and the task is only allowed to execute a few safe syscalls
1798 defined by each seccomp mode.
1800 If unsure, say Y. Only embedded should say N here.
1802 config PM
1803 bool "Power Management support (EXPERIMENTAL)"
1804 depends on EXPERIMENTAL && SOC_AU1X00
1806 endmenu
1808 source "net/Kconfig"
1810 source "drivers/Kconfig"
1812 source "fs/Kconfig"
1814 source "arch/mips/oprofile/Kconfig"
1816 source "arch/mips/Kconfig.debug"
1818 source "security/Kconfig"
1820 source "crypto/Kconfig"
1822 source "lib/Kconfig"