Kconfig 48.1 KB
Newer Older
L
Linus Torvalds 已提交
1 2 3 4 5 6
config MIPS
	bool
	default y
	# Horrible source of confusion.  Die, die, die ...
	select EMBEDDED

7 8
mainmenu "Linux/MIPS Kernel Configuration"

L
Linus Torvalds 已提交
9 10
menu "Machine selection"

11 12 13
config ZONE_DMA
	bool

14 15 16
choice
	prompt "System type"
	default SGI_IP22
L
Linus Torvalds 已提交
17

18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
config LEMOTE_FULONG
	bool "Lemote Fulong mini-PC"
	select ARCH_SPARSEMEM_ENABLE
	select SYS_HAS_CPU_LOONGSON2
	select DMA_NONCOHERENT
	select BOOT_ELF32
	select BOARD_SCACHE
	select HAVE_STD_PC_SERIAL_PORT
	select HW_HAS_PCI
	select I8259
	select ISA
	select IRQ_CPU
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_HAS_EARLY_PRINTK
	select GENERIC_HARDIRQS_NO__DO_IRQ
	select CPU_HAS_WB
	help
	  Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and
	  an FPGA northbridge

41 42
config MACH_ALCHEMY
	bool "Alchemy processor based machines"
L
Linus Torvalds 已提交
43

44
config BASLER_EXCITE
45
	bool "Basler eXcite smart camera"
46 47 48 49 50
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
51
	select MIPS_RM9122
52 53 54 55
	select SYS_HAS_CPU_RM9000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
56
	select SYS_SUPPORTS_KGDB
57 58
	help
	  The eXcite is a smart camera platform manufactured by
59
	  Basler Vision Technologies AG.
60 61 62 63 64 65 66 67 68 69 70

config BASLER_EXCITE_PROTOTYPE
	bool "Support for pre-release units"
	depends on BASLER_EXCITE
	default n
	help
	  Pre-series (prototype) units are different from later ones in
	  some ways. Select this option if you have one of these. Please
	  note that a kernel built with this option selected will not be
	  able to run on normal units.

L
Linus Torvalds 已提交
71
config MIPS_COBALT
72
	bool "Cobalt Server"
L
Linus Torvalds 已提交
73 74 75 76
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select I8259
	select IRQ_CPU
77
	select PCI_GT64XXX_PCI0
78
	select SYS_HAS_CPU_NEVADA
Y
Yoichi Yuasa 已提交
79
	select SYS_HAS_EARLY_PRINTK
80 81
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
82
	select SYS_SUPPORTS_LITTLE_ENDIAN
83
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
84 85

config MACH_DECSTATION
86
	bool "DECstations"
L
Linus Torvalds 已提交
87 88
	select BOOT_ELF32
	select DMA_NONCOHERENT
89
	select NO_IOPORT
L
Linus Torvalds 已提交
90
	select IRQ_CPU
91 92
	select SYS_HAS_CPU_R3000
	select SYS_HAS_CPU_R4X00
93 94
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
95
	select SYS_SUPPORTS_LITTLE_ENDIAN
96 97 98
	select SYS_SUPPORTS_128HZ
	select SYS_SUPPORTS_256HZ
	select SYS_SUPPORTS_1024HZ
99
	help
L
Linus Torvalds 已提交
100 101 102 103 104 105 106 107 108 109 110 111 112 113
	  This enables support for DEC's MIPS based workstations.  For details
	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
	  DECstation porting pages on <http://decstation.unix-ag.org/>.

	  If you have one of the following DECstation Models you definitely
	  want to choose R4xx0 for the CPU Type:

	  	DECstation 5000/50
	  	DECstation 5000/150
	  	DECstation 5000/260
	  	DECsystem 5900/260

	  otherwise choose R3000.

114
config MACH_JAZZ
115
	bool "Jazz family of machines"
116 117 118 119
	select ARC
	select ARC32
	select ARCH_MAY_HAVE_PC_FDC
	select GENERIC_ISA_DMA
120
	select I8253
121 122
	select I8259
	select ISA
123
	select SYS_HAS_CPU_R4X00
124 125
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
126
	select SYS_SUPPORTS_100HZ
127
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
128
	help
129 130 131 132 133 134
	 This a family of machines based on the MIPS R4030 chipset which was
	 used by several vendors to build RISC/os and Windows NT workstations.
	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
	 Olivetti M700-10 workstations.

config LASAT
135
	bool "LASAT Networks platforms"
136
	select DMA_NONCOHERENT
137
	select SYS_HAS_EARLY_PRINTK
138
	select HW_HAS_PCI
139
	select PCI_GT64XXX_PCI0
140 141
	select MIPS_NILE4
	select R5000_CPU_SCACHE
142
	select SYS_HAS_CPU_R5000
143
	select SYS_SUPPORTS_32BIT_KERNEL
144
	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
145
	select SYS_SUPPORTS_LITTLE_ENDIAN
146
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
147 148

config MIPS_ATLAS
149
	bool "MIPS Atlas board"
L
Linus Torvalds 已提交
150 151
	select BOOT_ELF32
	select DMA_NONCOHERENT
152
	select SYS_HAS_EARLY_PRINTK
153
	select IRQ_CPU
L
Linus Torvalds 已提交
154
	select HW_HAS_PCI
155 156
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
157
	select PCI_GT64XXX_PCI0
158
	select MIPS_MSC
159
	select RM7000_CPU_SCACHE
L
Linus Torvalds 已提交
160
	select SWAP_IO_SPACE
161 162 163 164 165
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
166 167
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
168 169
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
170
	select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
171
	select SYS_SUPPORTS_SMARTMIPS
172
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
173
	help
174
	  This enables support for the MIPS Technologies Atlas evaluation
L
Linus Torvalds 已提交
175 176 177
	  board.

config MIPS_MALTA
178
	bool "MIPS Malta board"
179
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
180 181 182
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
183
	select IRQ_CPU
L
Linus Torvalds 已提交
184 185
	select HW_HAS_PCI
	select I8259
186 187
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
188
	select MIPS_CPU_SCACHE
189
	select PCI_GT64XXX_PCI0
190
	select MIPS_MSC
L
Linus Torvalds 已提交
191
	select SWAP_IO_SPACE
192 193 194 195 196
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
197
	select SYS_HAS_EARLY_PRINTK
198 199
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
200 201
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
202
	select SYS_SUPPORTS_MULTITHREADING
203
	select SYS_SUPPORTS_SMARTMIPS
L
Linus Torvalds 已提交
204
	help
205
	  This enables support for the MIPS Technologies Malta evaluation
L
Linus Torvalds 已提交
206 207 208
	  board.

config MIPS_SEAD
209
	bool "MIPS SEAD board (EXPERIMENTAL)"
L
Linus Torvalds 已提交
210 211 212
	depends on EXPERIMENTAL
	select IRQ_CPU
	select DMA_NONCOHERENT
213
	select SYS_HAS_EARLY_PRINTK
214
	select MIPS_BOARDS_GEN
215 216 217
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
218
	select SYS_SUPPORTS_32BIT_KERNEL
219 220 221
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
222
	select SYS_SUPPORTS_SMARTMIPS
223 224 225
	help
	  This enables support for the MIPS Technologies SEAD evaluation
	  board.
L
Linus Torvalds 已提交
226

227
config WR_PPMC
228
	bool "Wind River PPMC board"
229 230 231 232
	select IRQ_CPU
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
233
	select PCI_GT64XXX_PCI0
234 235 236 237 238 239 240 241 242 243 244 245 246 247
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	help
	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
	  board, which is based on GT64120 bridge chip.

248
config MIPS_SIM
249
	bool 'MIPS simulator (MIPSsim)'
L
Linus Torvalds 已提交
250
	select DMA_NONCOHERENT
251
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
252
	select IRQ_CPU
M
Marc St-Jean 已提交
253
	select BOOT_RAW
254 255
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
256
	select SYS_HAS_EARLY_PRINTK
257
	select SYS_SUPPORTS_32BIT_KERNEL
258
	select SYS_SUPPORTS_BIG_ENDIAN
259
	select SYS_SUPPORTS_MULTITHREADING
260
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
261
	help
262 263
	  This option enables support for MIPS Technologies MIPSsim software
	  emulator.
L
Linus Torvalds 已提交
264

265
config MOMENCO_OCELOT
266
	bool "Momentum Ocelot board"
L
Linus Torvalds 已提交
267 268 269
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
270
	select IRQ_CPU_RM7K
271
	select PCI_GT64XXX_PCI0
L
Linus Torvalds 已提交
272 273
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
274
	select SYS_HAS_CPU_RM7000
275 276
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
277
	select SYS_SUPPORTS_BIG_ENDIAN
278
	select SYS_SUPPORTS_KGDB
L
Linus Torvalds 已提交
279 280 281 282 283
	help
	  The Ocelot is a MIPS-based Single Board Computer (SBC) made by
	  Momentum Computer <http://www.momenco.com/>.

config MOMENCO_OCELOT_3
284
	bool "Momentum Ocelot-3 board"
L
Linus Torvalds 已提交
285 286 287 288 289 290 291 292 293
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_MV64340
	select PCI_MARVELL
	select RM7000_CPU_SCACHE
	select SWAP_IO_SPACE
294
	select SYS_HAS_CPU_RM9000
295 296
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
297
	select SYS_SUPPORTS_BIG_ENDIAN
L
Linus Torvalds 已提交
298 299 300 301
	help
	  The Ocelot-3 is based off Discovery III System Controller and
	  PMC-Sierra Rm79000 core.

302
config PNX8550_JBS
303
	bool "Philips PNX8550 based JBS board"
304 305
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN
306 307

config PNX8550_STB810
308
	bool "Philips PNX8550 based STB810 board"
309 310
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN
311

L
Linus Torvalds 已提交
312
config DDB5477
313
	bool "NEC DDB Vrc-5477"
314
	select DDB5XXX_COMMON
L
Linus Torvalds 已提交
315 316 317 318
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select I8259
	select IRQ_CPU
319
	select SYS_HAS_CPU_R5432
320 321
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
322 323
	select SYS_SUPPORTS_KGDB
	select SYS_SUPPORTS_KGDB
324
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
325 326 327 328 329 330 331
	help
	  This enables support for the R5432-based NEC DDB Vrc-5477,
	  or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.

	  Features : kernel debugging, serial terminal, NFS root fs, on-board
	  ether port USB, AC97, PCI, etc.

332
config MACH_VR41XX
333
	bool "NEC VR4100 series based machines"
334
	select SYS_HAS_CPU_VR41XX
335
	select GENERIC_HARDIRQS_NO__DO_IRQ
336

M
Marc St-Jean 已提交
337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357
config PMC_MSP
	bool "PMC-Sierra MSP chipsets"
	depends on EXPERIMENTAL
	select DMA_NONCOHERENT
	select SWAP_IO_SPACE
	select NO_EXCEPT_FILL
	select BOOT_RAW
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_KGDB
	select IRQ_CPU
	select SERIAL_8250
	select SERIAL_8250_CONSOLE
	help
	  This adds support for the PMC-Sierra family of Multi-Service
	  Processor System-On-A-Chips.  These parts include a number
	  of integrated peripherals, interfaces and DSPs in addition to
	  a variety of MIPS cores.

358
config PMC_YOSEMITE
359
	bool "PMC-Sierra Yosemite eval board"
360 361 362 363 364 365
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select SWAP_IO_SPACE
366
	select SYS_HAS_CPU_RM9000
367
	select SYS_HAS_EARLY_PRINTK
368 369 370 371
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
372
	select SYS_SUPPORTS_KGDB
373
	select SYS_SUPPORTS_SMP
374 375 376
	help
	  Yosemite is an evaluation board for the RM9000x2 processor
	  manufactured by PMC-Sierra.
L
Linus Torvalds 已提交
377

378
config QEMU
379
	bool "Qemu"
380 381 382
	select DMA_COHERENT
	select GENERIC_ISA_DMA
	select HAVE_STD_PC_SERIAL_PORT
383
	select I8253
384 385 386
	select I8259
	select ISA
	select SWAP_IO_SPACE
387
	select SYS_HAS_CPU_MIPS32_R1
388 389
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
390
	select SYS_SUPPORTS_LITTLE_ENDIAN
391
	select ARCH_SPARSEMEM_ENABLE
392
	select GENERIC_HARDIRQS_NO__DO_IRQ
393 394
	select NR_CPUS_DEFAULT_1
	select SYS_SUPPORTS_SMP
395
	help
396 397 398 399 400 401
	  Qemu is a software emulator which among other architectures also
	  can simulate a MIPS32 4Kc system.  This patch adds support for the
	  system architecture that currently is being simulated by Qemu.  It
	  will eventually be removed again when Qemu has the capability to
	  simulate actual MIPS hardware platforms.  More information on Qemu
	  can be found at http://www.linux-mips.org/wiki/Qemu.
402

403
config MARKEINS
404
	bool "NEC EMMA2RH Mark-eins"
405 406 407 408 409 410 411 412 413 414 415 416
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_HAS_CPU_R5000
	help
	  This enables support for the R5432-based NEC Mark-eins
	  boards with R5500 CPU.

L
Linus Torvalds 已提交
417
config SGI_IP22
418
	bool "SGI IP22 (Indy/Indigo2)"
L
Linus Torvalds 已提交
419 420 421 422
	select ARC
	select ARC32
	select BOOT_ELF32
	select DMA_NONCOHERENT
423
	select HW_HAS_EISA
L
Linus Torvalds 已提交
424 425
	select IP22_CPU_SCACHE
	select IRQ_CPU
426
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
L
Linus Torvalds 已提交
427
	select SWAP_IO_SPACE
428 429
	select SYS_HAS_CPU_R4X00
	select SYS_HAS_CPU_R5000
430
	select SYS_HAS_EARLY_PRINTK
431 432
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
433
	select SYS_SUPPORTS_BIG_ENDIAN
L
Linus Torvalds 已提交
434 435 436 437 438 439
	help
	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
	  that runs on these, say Y here.

config SGI_IP27
440
	bool "SGI IP27 (Origin200/2000)"
L
Linus Torvalds 已提交
441 442
	select ARC
	select ARC64
443
	select BOOT_ELF64
L
Linus Torvalds 已提交
444
	select DMA_IP27
445
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
446
	select HW_HAS_PCI
447
	select NR_CPUS_DEFAULT_64
L
Linus Torvalds 已提交
448
	select PCI_DOMAINS
449
	select SYS_HAS_CPU_R10000
450
	select SYS_SUPPORTS_64BIT_KERNEL
451
	select SYS_SUPPORTS_BIG_ENDIAN
452
	select SYS_SUPPORTS_KGDB
453
	select SYS_SUPPORTS_NUMA
454
	select SYS_SUPPORTS_SMP
455
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
456 457 458 459 460 461
	help
	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
	  workstations.  To compile a Linux kernel that runs on these, say Y
	  here.

config SGI_IP32
462
	bool "SGI IP32 (O2)"
L
Linus Torvalds 已提交
463 464 465 466 467 468 469
	select ARC
	select ARC32
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select R5000_CPU_SCACHE
	select RM7000_CPU_SCACHE
470 471 472
	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_R10000 if BROKEN
	select SYS_HAS_CPU_RM7000
R
Ralf Baechle 已提交
473
	select SYS_HAS_CPU_NEVADA
474
	select SYS_SUPPORTS_64BIT_KERNEL
475 476
	select SYS_SUPPORTS_BIG_ENDIAN
	help
477
	  If you want this kernel to run on SGI O2 workstation, say Y here.
L
Linus Torvalds 已提交
478

A
Andrew Isaacson 已提交
479
config SIBYTE_BIGSUR
480
	bool "Sibyte BCM91480B-BigSur"
A
Andrew Isaacson 已提交
481 482
	select BOOT_ELF32
	select DMA_COHERENT
483
	select NR_CPUS_DEFAULT_4
484
	select PCI_DOMAINS
A
Andrew Isaacson 已提交
485 486
	select SIBYTE_BCM1x80
	select SWAP_IO_SPACE
487
	select SYS_HAS_CPU_SB1
A
Andrew Isaacson 已提交
488 489 490
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

491
config SIBYTE_SWARM
492
	bool "Sibyte BCM91250A-SWARM"
493
	select BOOT_ELF32
L
Linus Torvalds 已提交
494
	select DMA_COHERENT
495
	select NR_CPUS_DEFAULT_2
496 497
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
498
	select SYS_HAS_CPU_SB1
499
	select SYS_SUPPORTS_BIG_ENDIAN
500
	select SYS_SUPPORTS_HIGHMEM
501
	select SYS_SUPPORTS_KGDB
502
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
503

504
config SIBYTE_SENTOSA
505
	bool "Sibyte BCM91250E-Sentosa"
506 507 508
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
509
	select NR_CPUS_DEFAULT_2
510 511
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
512
	select SYS_HAS_CPU_SB1
513 514
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
515

516
config SIBYTE_RHONE
517
	bool "Sibyte BCM91125E-Rhone"
518 519 520 521 522
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125H
	select SWAP_IO_SPACE
523
	select SYS_HAS_CPU_SB1
524 525
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
526

527
config SIBYTE_CARMEL
528
	bool "Sibyte BCM91120x-Carmel"
529 530
	depends on EXPERIMENTAL
	select BOOT_ELF32
P
Pete Popov 已提交
531
	select DMA_COHERENT
532 533
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
534
	select SYS_HAS_CPU_SB1
535
	select SYS_SUPPORTS_BIG_ENDIAN
P
Pete Popov 已提交
536 537
	select SYS_SUPPORTS_LITTLE_ENDIAN

538
config SIBYTE_PTSWARM
539
	bool "Sibyte BCM91250PT-PTSWARM"
540 541 542
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
543
	select NR_CPUS_DEFAULT_2
544 545
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
546
	select SYS_HAS_CPU_SB1
547 548 549
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
550

551
config SIBYTE_LITTLESUR
552
	bool "Sibyte BCM91250C2-LittleSur"
553 554 555
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
556
	select NR_CPUS_DEFAULT_2
557 558
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
559
	select SYS_HAS_CPU_SB1
560 561 562
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
563

564
config SIBYTE_CRHINE
565
	bool "Sibyte BCM91120C-CRhine"
566 567 568 569 570
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1120
	select SWAP_IO_SPACE
571
	select SYS_HAS_CPU_SB1
572 573
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
574

575
config SIBYTE_CRHONE
576
	bool "Sibyte BCM91125C-CRhone"
577 578 579 580 581
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125
	select SWAP_IO_SPACE
582
	select SYS_HAS_CPU_SB1
583 584 585
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
586

587 588
config SNI_RM
	bool "SNI RM200/300/400"
589 590
	select ARC if CPU_LITTLE_ENDIAN
	select ARC32 if CPU_LITTLE_ENDIAN
591
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
592 593 594
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
595
	select HW_HAS_EISA
L
Linus Torvalds 已提交
596
	select HW_HAS_PCI
597
	select IRQ_CPU
598
	select I8253
L
Linus Torvalds 已提交
599 600
	select I8259
	select ISA
601
	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
602
	select SYS_HAS_CPU_R4X00
603
	select SYS_HAS_CPU_R5000
604
	select SYS_HAS_CPU_R10000
605
	select R5000_CPU_SCACHE
606
	select SYS_HAS_EARLY_PRINTK
607 608
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
609
	select SYS_SUPPORTS_BIG_ENDIAN
R
Ralf Baechle 已提交
610
	select SYS_SUPPORTS_HIGHMEM
611
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
612
	help
613 614
	  The SNI RM200/300/400 are MIPS-based machines manufactured by
	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
L
Linus Torvalds 已提交
615 616 617
	  Technology and now in turn merged with Fujitsu.  Say Y here to
	  support this machine type.

618
config TOSHIBA_JMR3927
619
	bool "Toshiba JMR-TX3927 board"
620 621 622 623
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select MIPS_TX3927
	select SWAP_IO_SPACE
624
	select SYS_HAS_CPU_TX39XX
625
	select SYS_SUPPORTS_32BIT_KERNEL
626
	select SYS_SUPPORTS_LITTLE_ENDIAN
627
	select SYS_SUPPORTS_BIG_ENDIAN
A
Atsushi Nemoto 已提交
628
	select GENERIC_HARDIRQS_NO__DO_IRQ
629

L
Linus Torvalds 已提交
630
config TOSHIBA_RBTX4927
631
	bool "Toshiba TBTX49[23]7 board"
L
Linus Torvalds 已提交
632 633 634 635 636
	select DMA_NONCOHERENT
	select HAS_TXX9_SERIAL
	select HW_HAS_PCI
	select I8259
	select SWAP_IO_SPACE
637
	select SYS_HAS_CPU_TX49XX
638 639
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
640
	select SYS_SUPPORTS_LITTLE_ENDIAN
641
	select SYS_SUPPORTS_BIG_ENDIAN
642
	select SYS_SUPPORTS_KGDB
643
	select GENERIC_HARDIRQS_NO__DO_IRQ
L
Linus Torvalds 已提交
644 645 646 647
	help
	  This Toshiba board is based on the TX4927 processor. Say Y here to
	  support this machine type

648
config TOSHIBA_RBTX4938
649
	bool "Toshiba RBTX4938 board"
650 651 652 653 654 655 656
	select HAVE_STD_PC_SERIAL_PORT
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
	select HAS_TXX9_SERIAL
	select HW_HAS_PCI
	select I8259
	select SWAP_IO_SPACE
657
	select SYS_HAS_CPU_TX49XX
658 659 660
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_BIG_ENDIAN
661
	select SYS_SUPPORTS_KGDB
662
	select GENERIC_HARDIRQS_NO__DO_IRQ
663 664 665 666 667
	help
	  This Toshiba board is based on the TX4938 processor. Say Y here to
	  support this machine type

endchoice
L
Linus Torvalds 已提交
668

669
source "arch/mips/au1000/Kconfig"
670 671 672 673
source "arch/mips/ddb5xxx/Kconfig"
source "arch/mips/jazz/Kconfig"
source "arch/mips/lasat/Kconfig"
source "arch/mips/pmc-sierra/Kconfig"
674
source "arch/mips/sgi-ip27/Kconfig"
675
source "arch/mips/sibyte/Kconfig"
676
source "arch/mips/tx4927/Kconfig"
677
source "arch/mips/tx4938/Kconfig"
678
source "arch/mips/vr41xx/Kconfig"
679
source "arch/mips/philips/pnx8550/common/Kconfig"
680

681 682
endmenu

L
Linus Torvalds 已提交
683 684 685 686 687 688 689
config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool

690 691 692 693 694 695 696 697
config ARCH_HAS_ILOG2_U32
	bool
	default n

config ARCH_HAS_ILOG2_U64
	bool
	default n

698 699 700 701 702 703 704 705
config GENERIC_FIND_NEXT_BIT
	bool
	default y

config GENERIC_HWEIGHT
	bool
	default y

L
Linus Torvalds 已提交
706 707 708 709
config GENERIC_CALIBRATE_DELAY
	bool
	default y

710 711 712 713
config GENERIC_TIME
	bool
	default y

714 715 716 717
config SCHED_NO_NO_OMIT_FRAME_POINTER
	bool
	default y

718 719 720 721
config GENERIC_HARDIRQS_NO__DO_IRQ
	bool
	default n

L
Linus Torvalds 已提交
722 723 724 725 726 727
#
# Select some configuration options automatically based on user selections.
#
config ARC
	bool

728 729 730
config ARCH_MAY_HAVE_PC_FDC
	bool

M
Marc St-Jean 已提交
731 732 733
config BOOT_RAW
	bool

734
config DMA_COHERENT
L
Linus Torvalds 已提交
735 736
	bool

737
config DMA_IP27
L
Linus Torvalds 已提交
738 739
	bool

740 741 742 743 744 745 746 747 748
config DMA_IP32
	bool
	select DMA_NEED_PCI_MAP_STATE

config DMA_NONCOHERENT
	bool
	select DMA_NEED_PCI_MAP_STATE

config DMA_NEED_PCI_MAP_STATE
L
Linus Torvalds 已提交
749 750 751
	bool

config EARLY_PRINTK
752 753 754 755 756 757 758 759
	bool "Early printk" if EMBEDDED && DEBUG_KERNEL
	depends on SYS_HAS_EARLY_PRINTK
	default y
	help
	  This option enables special console drivers which allow the kernel
	  to print messages very early in the bootup process.

	  This is useful for kernel debugging when your machine crashes very
760 761 762
	  early before the console code is initialized. For normal operation,
	  it is not recommended because it looks ugly on some machines and
	  doesn't cooperate with an X server. You should normally say N here,
763 764 765
	  unless you want to debug such a crash.

config SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
766 767 768 769
	bool

config GENERIC_ISA_DMA
	bool
770
	select ZONE_DMA
L
Linus Torvalds 已提交
771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786

config I8259
	bool

config MIPS_BONITO64
	bool

config MIPS_MSC
	bool

config MIPS_NILE4
	bool

config MIPS_DISABLE_OBSOLETE_IDE
	bool

787 788 789
config NO_IOPORT
	def_bool n

790 791
config GENERIC_ISA_DMA_SUPPORT_BROKEN
	bool
792
	select ZONE_DMA
793

Y
Yoichi Yuasa 已提交
794 795 796
config GENERIC_GPIO
	bool

797
#
M
Matt LaPlante 已提交
798
# Endianess selection.  Sufficiently obscure so many users don't know what to
799 800 801 802 803
# answer,so we try hard to limit the available choices.  Also the use of a
# choice statement should be more obvious to the user.
#
choice
	prompt "Endianess selection"
L
Linus Torvalds 已提交
804 805
	help
	  Some MIPS machines can be configured for either little or big endian
806
	  byte order. These modes require different kernels and a different
M
Matt LaPlante 已提交
807
	  Linux distribution.  In general there is one preferred byteorder for a
808
	  particular system but some systems are just as commonly used in the
809
	  one or the other endianness.
810 811 812 813 814 815 816 817 818 819 820 821

config CPU_BIG_ENDIAN
	bool "Big endian"
	depends on SYS_SUPPORTS_BIG_ENDIAN

config CPU_LITTLE_ENDIAN
	bool "Little endian"
	depends on SYS_SUPPORTS_LITTLE_ENDIAN
	help

endchoice

822 823 824
config SYS_SUPPORTS_APM_EMULATION
	bool

825 826 827 828 829
config SYS_SUPPORTS_BIG_ENDIAN
	bool

config SYS_SUPPORTS_LITTLE_ENDIAN
	bool
L
Linus Torvalds 已提交
830 831 832 833 834 835 836

config IRQ_CPU
	bool

config IRQ_CPU_RM7K
	bool

837 838 839
config IRQ_CPU_RM9K
	bool

M
Marc St-Jean 已提交
840 841 842 843 844 845
config IRQ_MSP_SLP
	bool

config IRQ_MSP_CIC
	bool

L
Linus Torvalds 已提交
846 847 848 849 850
config IRQ_MV64340
	bool

config DDB5XXX_COMMON
	bool
851
	select SYS_SUPPORTS_KGDB
L
Linus Torvalds 已提交
852 853 854 855

config MIPS_BOARDS_GEN
	bool

856
config PCI_GT64XXX_PCI0
L
Linus Torvalds 已提交
857 858
	bool

M
Marc St-Jean 已提交
859 860 861
config NO_EXCEPT_FILL
	bool

L
Linus Torvalds 已提交
862 863 864 865
config MIPS_TX3927
	bool
	select HAS_TXX9_SERIAL

866 867 868 869
config MIPS_RM9122
	bool
	select SERIAL_RM9000

L
Linus Torvalds 已提交
870 871 872
config PCI_MARVELL
	bool

873 874 875 876 877 878 879 880
config PNX8550
	bool
	select SOC_PNX8550

config SOC_PNX8550
	bool
	select DMA_NONCOHERENT
	select HW_HAS_PCI
881
	select SYS_HAS_CPU_MIPS32_R1
882
	select SYS_HAS_EARLY_PRINTK
883
	select SYS_SUPPORTS_32BIT_KERNEL
884
	select GENERIC_HARDIRQS_NO__DO_IRQ
885
	select SYS_SUPPORTS_KGDB
886
	select GENERIC_GPIO
887

L
Linus Torvalds 已提交
888 889 890
config SWAP_IO_SPACE
	bool

891 892 893 894 895
config EMMA2RH
	bool
	depends on MARKEINS
	default y

896 897 898
config SERIAL_RM9000
	bool

L
Linus Torvalds 已提交
899 900 901 902 903 904
#
# Unfortunately not all GT64120 systems run the chip at the same clock.
# As the user for the clock rate and try to minimize the available options.
#
choice
	prompt "Galileo Chip Clock"
Y
Yoichi Yuasa 已提交
905
	depends on MOMENCO_OCELOT
906
	default SYSCLK_100 if MOMENCO_OCELOT
L
Linus Torvalds 已提交
907 908

config SYSCLK_100
Y
Yoichi Yuasa 已提交
909
	bool "100" if MOMENCO_OCELOT
L
Linus Torvalds 已提交
910 911 912

endchoice

913 914 915
config ARC32
	bool

L
Linus Torvalds 已提交
916 917 918 919 920
config BOOT_ELF32
	bool

config MIPS_L1_CACHE_SHIFT
	int
921
	default "4" if MACH_DECSTATION || SNI_RM
L
Linus Torvalds 已提交
922
	default "7" if SGI_IP27
M
Marc St-Jean 已提交
923
	default "4" if PMC_MSP4200_EVAL
L
Linus Torvalds 已提交
924 925 926 927 928 929 930
	default "5"

config HAVE_STD_PC_SERIAL_PORT
	bool

config ARC_CONSOLE
	bool "ARC console support"
931
	depends on SGI_IP22 || (SNI_RM && CPU_LITTLE_ENDIAN)
L
Linus Torvalds 已提交
932 933 934

config ARC_MEMORY
	bool
935
	depends on MACH_JAZZ || SNI_RM || SGI_IP32
L
Linus Torvalds 已提交
936 937 938 939
	default y

config ARC_PROMLIB
	bool
940
	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
L
Linus Torvalds 已提交
941 942 943 944 945 946 947 948 949 950 951 952 953 954
	default y

config ARC64
	bool

config BOOT_ELF64
	bool

menu "CPU selection"

choice
	prompt "CPU type"
	default CPU_R4X00

955 956 957 958 959 960 961 962 963 964
config CPU_LOONGSON2
	bool "Loongson 2"
	depends on SYS_HAS_CPU_LOONGSON2
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
	select CPU_SUPPORTS_HIGHMEM
	help
	  The Loongson 2E processor implements the MIPS III instruction set
	  with many extensions.

965 966
config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
967
	depends on SYS_HAS_CPU_MIPS32_R1
968
	select CPU_HAS_LLSC
969
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
970
	select CPU_SUPPORTS_32BIT_KERNEL
971
	select CPU_SUPPORTS_HIGHMEM
R
Ralf Baechle 已提交
972
	help
973
	  Choose this option to build a kernel for release 1 or later of the
R
Ralf Baechle 已提交
974 975 976 977 978 979 980 981 982 983 984
	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
	  Release 2 of the MIPS32 architecture is available since several
	  years so chances are you even have a MIPS32 Release 2 processor
	  in which case you should choose CPU_MIPS32_R2 instead for better
	  performance.

config CPU_MIPS32_R2
	bool "MIPS32 Release 2"
985
	depends on SYS_HAS_CPU_MIPS32_R2
986
	select CPU_HAS_LLSC
R
Ralf Baechle 已提交
987
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
988
	select CPU_SUPPORTS_32BIT_KERNEL
989
	select CPU_SUPPORTS_HIGHMEM
990
	help
991
	  Choose this option to build a kernel for release 2 or later of the
992 993 994 995 996 997 998
	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.

config CPU_MIPS64_R1
	bool "MIPS64 Release 1"
999
	depends on SYS_HAS_CPU_MIPS64_R1
1000
	select CPU_HAS_LLSC
R
Ralf Baechle 已提交
1001
	select CPU_HAS_PREFETCH
1002 1003
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1004
	select CPU_SUPPORTS_HIGHMEM
1005 1006 1007 1008 1009 1010
	help
	  Choose this option to build a kernel for release 1 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
R
Ralf Baechle 已提交
1011 1012 1013 1014 1015 1016 1017
	  Release 2 of the MIPS64 architecture is available since several
	  years so chances are you even have a MIPS64 Release 2 processor
	  in which case you should choose CPU_MIPS64_R2 instead for better
	  performance.

config CPU_MIPS64_R2
	bool "MIPS64 Release 2"
1018
	depends on SYS_HAS_CPU_MIPS64_R2
1019
	select CPU_HAS_LLSC
R
Ralf Baechle 已提交
1020
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1021 1022
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1023
	select CPU_SUPPORTS_HIGHMEM
R
Ralf Baechle 已提交
1024 1025 1026 1027 1028 1029
	help
	  Choose this option to build a kernel for release 2 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
L
Linus Torvalds 已提交
1030 1031 1032

config CPU_R3000
	bool "R3000"
1033
	depends on SYS_HAS_CPU_R3000
1034
	select CPU_HAS_WB
1035
	select CPU_SUPPORTS_32BIT_KERNEL
R
Ralf Baechle 已提交
1036
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1037 1038 1039 1040 1041 1042 1043 1044 1045 1046
	help
	  Please make sure to pick the right CPU type. Linux/MIPS is not
	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
	  *not* work on R4000 machines and vice versa.  However, since most
	  of the supported machines have an R4000 (or similar) CPU, R4x00
	  might be a safe bet.  If the resulting kernel does not work,
	  try to recompile with R3000.

config CPU_TX39XX
	bool "R39XX"
1047
	depends on SYS_HAS_CPU_TX39XX
1048
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1049 1050 1051

config CPU_VR41XX
	bool "R41xx"
1052
	depends on SYS_HAS_CPU_VR41XX
1053 1054
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1055
	help
1056
	  The options selects support for the NEC VR4100 series of processors.
L
Linus Torvalds 已提交
1057 1058 1059 1060 1061 1062
	  Only choose this option if you have one of these processors as a
	  kernel built with this option will not run on any other type of
	  processor or vice versa.

config CPU_R4300
	bool "R4300"
1063
	depends on SYS_HAS_CPU_R4300
1064
	select CPU_HAS_LLSC
1065 1066
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1067 1068 1069 1070 1071
	help
	  MIPS Technologies R4300-series processors.

config CPU_R4X00
	bool "R4x00"
1072
	depends on SYS_HAS_CPU_R4X00
1073
	select CPU_HAS_LLSC
1074 1075
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1076 1077 1078 1079 1080 1081
	help
	  MIPS Technologies R4000-series processors other than 4300, including
	  the R4000, R4400, R4600, and 4700.

config CPU_TX49XX
	bool "R49XX"
1082
	depends on SYS_HAS_CPU_TX49XX
1083
	select CPU_HAS_LLSC
A
Atsushi Nemoto 已提交
1084
	select CPU_HAS_PREFETCH
1085 1086
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1087 1088 1089

config CPU_R5000
	bool "R5000"
1090
	depends on SYS_HAS_CPU_R5000
1091
	select CPU_HAS_LLSC
1092 1093
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1094 1095 1096 1097 1098
	help
	  MIPS Technologies R5000-series processors other than the Nevada.

config CPU_R5432
	bool "R5432"
1099
	depends on SYS_HAS_CPU_R5432
1100
	select CPU_HAS_LLSC
1101 1102
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1103 1104 1105

config CPU_R6000
	bool "R6000"
1106
	depends on EXPERIMENTAL
1107
	select CPU_HAS_LLSC
1108
	depends on SYS_HAS_CPU_R6000
1109
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1110 1111
	help
	  MIPS Technologies R6000 and R6000A series processors.  Note these
C
Chris Dearman 已提交
1112
	  processors are extremely rare and the support for them is incomplete.
L
Linus Torvalds 已提交
1113 1114 1115

config CPU_NEVADA
	bool "RM52xx"
1116
	depends on SYS_HAS_CPU_NEVADA
1117
	select CPU_HAS_LLSC
1118 1119
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1120 1121 1122 1123 1124
	help
	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.

config CPU_R8000
	bool "R8000"
1125
	depends on EXPERIMENTAL
1126
	depends on SYS_HAS_CPU_R8000
1127
	select CPU_HAS_LLSC
1128
	select CPU_HAS_PREFETCH
1129
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1130 1131 1132 1133 1134 1135
	help
	  MIPS Technologies R8000 processors.  Note these processors are
	  uncommon and the support for them is incomplete.

config CPU_R10000
	bool "R10000"
1136
	depends on SYS_HAS_CPU_R10000
1137
	select CPU_HAS_LLSC
1138
	select CPU_HAS_PREFETCH
1139 1140
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1141
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1142 1143 1144 1145 1146
	help
	  MIPS Technologies R10000-series processors.

config CPU_RM7000
	bool "RM7000"
1147
	depends on SYS_HAS_CPU_RM7000
1148
	select CPU_HAS_LLSC
1149
	select CPU_HAS_PREFETCH
1150 1151
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1152
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1153 1154 1155

config CPU_RM9000
	bool "RM9000"
1156
	depends on SYS_HAS_CPU_RM9000
1157
	select CPU_HAS_LLSC
1158
	select CPU_HAS_PREFETCH
1159 1160
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1161
	select CPU_SUPPORTS_HIGHMEM
1162
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1163 1164 1165

config CPU_SB1
	bool "SB1"
1166
	depends on SYS_HAS_CPU_SB1
1167
	select CPU_HAS_LLSC
1168 1169
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1170
	select CPU_SUPPORTS_HIGHMEM
1171
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1172 1173 1174

endchoice

1175 1176 1177
config SYS_HAS_CPU_LOONGSON2
	bool

1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234
config SYS_HAS_CPU_MIPS32_R1
	bool

config SYS_HAS_CPU_MIPS32_R2
	bool

config SYS_HAS_CPU_MIPS64_R1
	bool

config SYS_HAS_CPU_MIPS64_R2
	bool

config SYS_HAS_CPU_R3000
	bool

config SYS_HAS_CPU_TX39XX
	bool

config SYS_HAS_CPU_VR41XX
	bool

config SYS_HAS_CPU_R4300
	bool

config SYS_HAS_CPU_R4X00
	bool

config SYS_HAS_CPU_TX49XX
	bool

config SYS_HAS_CPU_R5000
	bool

config SYS_HAS_CPU_R5432
	bool

config SYS_HAS_CPU_R6000
	bool

config SYS_HAS_CPU_NEVADA
	bool

config SYS_HAS_CPU_R8000
	bool

config SYS_HAS_CPU_R10000
	bool

config SYS_HAS_CPU_RM7000
	bool

config SYS_HAS_CPU_RM9000
	bool

config SYS_HAS_CPU_SB1
	bool

1235 1236
config WEAK_ORDERING
	bool
1237 1238 1239
endmenu

#
C
Chris Dearman 已提交
1240
# These two indicate any level of the MIPS32 and MIPS64 architecture
1241 1242 1243 1244 1245 1246 1247 1248 1249 1250
#
config CPU_MIPS32
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2

config CPU_MIPS64
	bool
	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2

#
C
Chris Dearman 已提交
1251
# These two indicate the revision of the architecture, either Release 1 or Release 2
1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294
#
config CPU_MIPSR1
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1

config CPU_MIPSR2
	bool
	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2

config SYS_SUPPORTS_32BIT_KERNEL
	bool
config SYS_SUPPORTS_64BIT_KERNEL
	bool
config CPU_SUPPORTS_32BIT_KERNEL
	bool
config CPU_SUPPORTS_64BIT_KERNEL
	bool

menu "Kernel type"

choice

	prompt "Kernel code model"
	help
	  You should only select this option if you have a workload that
	  actually benefits from 64-bit processing or if your machine has
	  large memory.  You will only be presented a single option in this
	  menu if your system does not support both 32-bit and 64-bit kernels.

config 32BIT
	bool "32-bit kernel"
	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
	select TRAD_SIGNALS
	help
	  Select this option if you want to build a 32-bit kernel.
config 64BIT
	bool "64-bit kernel"
	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
	help
	  Select this option if you want to build a 64-bit kernel.

endchoice

L
Linus Torvalds 已提交
1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318
choice
	prompt "Kernel page size"
	default PAGE_SIZE_4KB

config PAGE_SIZE_4KB
	bool "4kB"
	help
	 This option select the standard 4kB Linux page size.  On some
	 R3000-family processors this is the only available page size.  Using
	 4kB page size will minimize memory consumption and is therefore
	 recommended for low memory systems.

config PAGE_SIZE_8KB
	bool "8kB"
	depends on EXPERIMENTAL && CPU_R8000
	help
	  Using 8kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
	  only on the R8000 processor.  Not that at the time of this writing
	  this option is still high experimental; there are also issues with
	  compatibility of user applications.

config PAGE_SIZE_16KB
	bool "16kB"
1319
	depends on !CPU_R3000 && !CPU_TX39XX
L
Linus Torvalds 已提交
1320 1321 1322
	help
	  Using 16kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
1323 1324
	  all non-R3000 family processors.  Note that you will need a suitable
	  Linux distribution to support this.
L
Linus Torvalds 已提交
1325 1326 1327 1328 1329 1330 1331 1332

config PAGE_SIZE_64KB
	bool "64kB"
	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
	help
	  Using 64kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
	  all non-R3000 family processor.  Not that at the time of this
1333
	  writing this option is still high experimental.
L
Linus Torvalds 已提交
1334 1335 1336 1337 1338 1339 1340 1341 1342 1343

endchoice

config BOARD_SCACHE
	bool

config IP22_CPU_SCACHE
	bool
	select BOARD_SCACHE

1344 1345 1346 1347 1348 1349 1350
#
# Support for a MIPS32 / MIPS64 style S-caches
#
config MIPS_CPU_SCACHE
	bool
	select BOARD_SCACHE

L
Linus Torvalds 已提交
1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367
config R5000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config RM7000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config SIBYTE_DMA_PAGEOPS
	bool "Use DMA to clear/copy pages"
	depends on CPU_SB1
	help
	  Instead of using the CPU to zero and copy pages, use a Data Mover
	  channel.  These DMA channels are otherwise unused by the standard
	  SiByte Linux port.  Seems to give a small performance benefit.

config CPU_HAS_PREFETCH
1368
	bool
L
Linus Torvalds 已提交
1369

R
Ralf Baechle 已提交
1370 1371
choice
	prompt "MIPS MT options"
1372 1373 1374 1375 1376 1377 1378 1379

config MIPS_MT_DISABLED
	bool "Disable multithreading support."
	help
	  Use this option if your workload can't take advantage of
	  MIPS hardware multithreading support.  On systems that don't have
	  the option of an MT-enabled processor this option will be the only
	  option in this menu.
R
Ralf Baechle 已提交
1380

R
Ralf Baechle 已提交
1381 1382
config MIPS_MT_SMP
	bool "Use 1 TC on each available VPE for SMP"
1383
	depends on SYS_SUPPORTS_MULTITHREADING
1384
	select CPU_MIPSR2_IRQ_VI
1385
	select CPU_MIPSR2_IRQ_EI
1386
	select CPU_MIPSR2_SRS
1387
	select MIPS_MT
1388
	select NR_CPUS_DEFAULT_2
1389
	select SMP
1390
	select SYS_SUPPORTS_SMP
1391
	help
R
Ralf Baechle 已提交
1392 1393
	  This is a kernel model which is also known a VSMP or lately
	  has been marketesed into SMVP.
1394

R
Ralf Baechle 已提交
1395 1396 1397 1398
config MIPS_MT_SMTC
	bool "SMTC: Use all TCs on all VPEs for SMP"
	depends on CPU_MIPS32_R2
	#depends on CPU_MIPS64_R2		# once there is hardware ...
1399 1400
	depends on SYS_SUPPORTS_MULTITHREADING
	select CPU_MIPSR2_IRQ_VI
1401
	select CPU_MIPSR2_IRQ_EI
1402 1403
	select CPU_MIPSR2_SRS
	select MIPS_MT
1404
	select NR_CPUS_DEFAULT_8
R
Ralf Baechle 已提交
1405
	select SMP
1406
	select SYS_SUPPORTS_SMP
1407
	help
R
Ralf Baechle 已提交
1408 1409
	  This is a kernel model which is known a SMTC or lately has been
	  marketesed into SMVP.
R
Ralf Baechle 已提交
1410

1411 1412
config MIPS_VPE_LOADER
	bool "VPE loader support."
1413
	depends on SYS_SUPPORTS_MULTITHREADING
1414 1415
	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_IRQ_EI
1416
	select CPU_MIPSR2_SRS
1417
	select MIPS_MT
1418 1419 1420 1421
	help
	  Includes a loader for loading an elf relocatable object
	  onto another VPE and running it.

R
Ralf Baechle 已提交
1422 1423
endchoice

1424 1425 1426 1427 1428 1429
config MIPS_MT
	bool

config SYS_SUPPORTS_MULTITHREADING
	bool

R
Ralf Baechle 已提交
1430 1431 1432 1433 1434
config MIPS_MT_FPAFF
	bool "Dynamic FPU affinity for FP-intensive threads"
	depends on MIPS_MT
	default y

R
Ralf Baechle 已提交
1435 1436
config MIPS_MT_SMTC_INSTANT_REPLAY
	bool "Low-latency Dispatch of Deferred SMTC IPIs"
1437
	depends on MIPS_MT_SMTC && !PREEMPT
R
Ralf Baechle 已提交
1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448
	default y
	help
	  SMTC pseudo-interrupts between TCs are deferred and queued
	  if the target TC is interrupt-inhibited (IXMT). In the first
	  SMTC prototypes, these queued IPIs were serviced on return
	  to user mode, or on entry into the kernel idle loop. The
	  INSTANT_REPLAY option dispatches them as part of local_irq_restore()
	  processing, which adds runtime overhead (hence the option to turn
	  it off), but ensures that IPIs are handled promptly even under
	  heavy I/O interrupt load.

1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460
config MIPS_VPE_LOADER_TOM
	bool "Load VPE program into memory hidden from linux"
	depends on MIPS_VPE_LOADER
	default y
	help
	  The loader can use memory that is present but has been hidden from
	  Linux using the kernel command line option "mem=xxMB". It's up to
	  you to ensure the amount you put in the option and the space your
	  program requires is less or equal to the amount physically present.

# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
config MIPS_VPE_APSP_API
1461 1462 1463
	bool "Enable support for AP/SP API (RTLX)"
	depends on MIPS_VPE_LOADER
	help
1464

1465 1466 1467 1468 1469 1470 1471 1472 1473 1474
config MIPS_APSP_KSPD
	bool "Enable KSPD"
	depends on MIPS_VPE_APSP_API
	default y
	help
	  KSPD is a kernel daemon that accepts syscall requests from the SP
	  side, actions them and returns the results. It also handles the
	  "exit" syscall notifying other kernel modules the SP program is
	  exiting.  You probably want to say yes here.

L
Linus Torvalds 已提交
1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491
config SB1_PASS_1_WORKAROUNDS
	bool
	depends on CPU_SB1_PASS_1
	default y

config SB1_PASS_2_WORKAROUNDS
	bool
	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
	default y

config SB1_PASS_2_1_WORKAROUNDS
	bool
	depends on CPU_SB1 && CPU_SB1_PASS_2
	default y

config 64BIT_PHYS_ADDR
	bool "Support for 64-bit physical address space"
1492
	depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
L
Linus Torvalds 已提交
1493 1494

config CPU_HAS_LLSC
1495
	bool
L
Linus Torvalds 已提交
1496

1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508
config CPU_HAS_SMARTMIPS
	depends on SYS_SUPPORTS_SMARTMIPS
	bool "Support for the SmartMIPS ASE"
	help
	  SmartMIPS is a extension of the MIPS32 architecture aimed at
	  increased security at both hardware and software level for
	  smartcards.  Enabling this option will allow proper use of the
	  SmartMIPS instructions by Linux applications.  However a kernel with
	  this option will not work on a MIPS core without SmartMIPS core.  If
	  you don't know you probably don't have SmartMIPS and should say N
	  here.

L
Linus Torvalds 已提交
1509
config CPU_HAS_WB
1510
	bool
1511

1512 1513 1514 1515 1516 1517 1518 1519 1520
config 64BIT_CONTEXT
	bool "Save 64bit integer registers"
	depends on 32BIT && CPU_LOONGSON2
	help
	  Loongson2 CPU is 64bit , when used in 32BIT mode, its integer
	  registers can still be accessed as 64bit, mainly for multimedia
	  instructions. We must have all 64bit save/restored to make sure
	  those instructions to get correct result.

1521 1522 1523
#
# Vectored interrupt mode is an R2 feature
#
1524
config CPU_MIPSR2_IRQ_VI
1525
	bool
1526

1527 1528 1529
#
# Extended interrupt mode is an R2 feature
#
1530
config CPU_MIPSR2_IRQ_EI
1531
	bool
1532

1533 1534 1535
#
# Shadow registers are an R2 feature
#
1536
config CPU_MIPSR2_SRS
1537
	bool
1538

L
Linus Torvalds 已提交
1539 1540 1541 1542 1543
config CPU_HAS_SYNC
	bool
	depends on !CPU_R3000
	default y

R
Ralf Baechle 已提交
1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554
#
# Use the generic interrupt handling code in kernel/irq/:
#
config GENERIC_HARDIRQS
	bool
	default y

config GENERIC_IRQ_PROBE
	bool
	default y

1555 1556 1557
config IRQ_PER_CPU
	bool

L
Linus Torvalds 已提交
1558 1559 1560 1561 1562 1563 1564 1565 1566
#
# - Highmem only makes sense for the 32-bit kernel.
# - The current highmem code will only work properly on physically indexed
#   caches such as R3000, SB1, R7000 or those that look like they're virtually
#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
#   moment we protect the user and offer the highmem option only on machines
#   where it's known to be safe.  This will not offer highmem on a few systems
#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
#   indexed CPUs but we're playing safe.
R
Ralf Baechle 已提交
1567 1568 1569
# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
#   know they might have memory configurations that could make use of highmem
#   support.
L
Linus Torvalds 已提交
1570 1571 1572
#
config HIGHMEM
	bool "High Memory Support"
R
Ralf Baechle 已提交
1573 1574 1575 1576 1577 1578 1579
	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM

config CPU_SUPPORTS_HIGHMEM
	bool

config SYS_SUPPORTS_HIGHMEM
	bool
L
Linus Torvalds 已提交
1580

1581 1582 1583
config SYS_SUPPORTS_SMARTMIPS
	bool

1584 1585 1586 1587
config ARCH_FLATMEM_ENABLE
	def_bool y
	depends on !NUMA

1588 1589 1590 1591
config ARCH_DISCONTIGMEM_ENABLE
	bool
	default y if SGI_IP27
	help
1592
	  Say Y to support efficient handling of discontiguous physical memory,
1593 1594 1595 1596
	  for architectures which are either NUMA (Non-Uniform Memory Access)
	  or have huge holes in the physical address space for other reasons.
	  See <file:Documentation/vm/numa> for more.

1597 1598
config ARCH_SPARSEMEM_ENABLE
	bool
A
Atsushi Nemoto 已提交
1599
	select SPARSEMEM_STATIC
1600

1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613
config NUMA
	bool "NUMA Support"
	depends on SYS_SUPPORTS_NUMA
	help
	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
	  Access).  This option improves performance on systems with more
	  than two nodes; on two node systems it is generally better to
	  leave it disabled; on single node systems disable this option
	  disabled.

config SYS_SUPPORTS_NUMA
	bool

Y
Yasunori Goto 已提交
1614 1615 1616 1617 1618
config NODES_SHIFT
	int
	default "6"
	depends on NEED_MULTIPLE_NODES

1619 1620
source "mm/Kconfig"

L
Linus Torvalds 已提交
1621 1622
config SMP
	bool "Multi-Processing support"
1623
	depends on SYS_SUPPORTS_SMP
1624
	select IRQ_PER_CPU
1625
	help
L
Linus Torvalds 已提交
1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643
	  This enables support for systems with more than one CPU. If you have
	  a system with only one CPU, like most personal computers, say N. If
	  you have a system with more than one CPU, say Y.

	  If you say N here, the kernel will run on single and multiprocessor
	  machines, but will use only one CPU of a multiprocessor machine. If
	  you say Y here, the kernel will run on many, but not all,
	  singleprocessor machines. On a singleprocessor machine, the kernel
	  will run faster if you say N here.

	  People using multiprocessor machines who say Y here should also say
	  Y to "Enhanced Real Time Clock Support", below.

	  See also the <file:Documentation/smp.txt> and the SMP-HOWTO
	  available at <http://www.tldp.org/docs.html#howto>.

	  If you don't know what to do here, say N.

1644 1645 1646
config SYS_SUPPORTS_SMP
	bool

1647 1648 1649
config NR_CPUS_DEFAULT_1
	bool

1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667
config NR_CPUS_DEFAULT_2
	bool

config NR_CPUS_DEFAULT_4
	bool

config NR_CPUS_DEFAULT_8
	bool

config NR_CPUS_DEFAULT_16
	bool

config NR_CPUS_DEFAULT_32
	bool

config NR_CPUS_DEFAULT_64
	bool

L
Linus Torvalds 已提交
1668 1669
config NR_CPUS
	int "Maximum number of CPUs (2-64)"
1670
	range 1 64 if NR_CPUS_DEFAULT_1
L
Linus Torvalds 已提交
1671
	depends on SMP
1672
	default "1" if NR_CPUS_DEFAULT_1
1673 1674 1675 1676 1677 1678
	default "2" if NR_CPUS_DEFAULT_2
	default "4" if NR_CPUS_DEFAULT_4
	default "8" if NR_CPUS_DEFAULT_8
	default "16" if NR_CPUS_DEFAULT_16
	default "32" if NR_CPUS_DEFAULT_32
	default "64" if NR_CPUS_DEFAULT_64
L
Linus Torvalds 已提交
1679 1680 1681 1682
	help
	  This allows you to specify the maximum number of CPUs which this
	  kernel will support.  The maximum supported value is 32 for 32-bit
	  kernel and 64 for 64-bit kernels; the minimum value which makes
1683 1684
	  sense is 1 for Qemu (useful only for kernel debugging purposes)
	  and 2 for all others.
L
Linus Torvalds 已提交
1685 1686

	  This is purely to save memory - each supported CPU adds
1687 1688 1689
	  approximately eight kilobytes to the kernel image.  For best
	  performance should round up your number of processors to the next
	  power of two.
L
Linus Torvalds 已提交
1690

1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761
#
# Timer Interrupt Frequency Configuration
#

choice
	prompt "Timer frequency"
	default HZ_250
	help
	 Allows the configuration of the timer frequency.

	config HZ_48
		bool "48 HZ" if SYS_SUPPORTS_48HZ

	config HZ_100
		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_128
		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_250
		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_256
		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_1000
		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_1024
		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ

endchoice

config SYS_SUPPORTS_48HZ
	bool

config SYS_SUPPORTS_100HZ
	bool

config SYS_SUPPORTS_128HZ
	bool

config SYS_SUPPORTS_250HZ
	bool

config SYS_SUPPORTS_256HZ
	bool

config SYS_SUPPORTS_1000HZ
	bool

config SYS_SUPPORTS_1024HZ
	bool

config SYS_SUPPORTS_ARBIT_HZ
	bool
	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
		     !SYS_SUPPORTS_1024HZ

config HZ
	int
	default 48 if HZ_48
	default 100 if HZ_100
	default 128 if HZ_128
	default 250 if HZ_250
	default 256 if HZ_256
	default 1000 if HZ_1000
	default 1024 if HZ_1024

R
Ralf Baechle 已提交
1762
source "kernel/Kconfig.preempt"
L
Linus Torvalds 已提交
1763 1764 1765

config MIPS_INSANE_LARGE
	bool "Support for large 64-bit configurations"
1766
	depends on CPU_R10000 && 64BIT
L
Linus Torvalds 已提交
1767 1768 1769 1770 1771 1772 1773
	help
	  MIPS R10000 does support a 44 bit / 16TB address space as opposed to
	  previous 64-bit processors which only supported 40 bit / 1TB. If you
	  need processes of more than 1TB virtual address space, say Y here.
	  This will result in additional memory usage, so it is not
	  recommended for normal users.

1774 1775 1776 1777 1778 1779
config KEXEC
	bool "Kexec system call (EXPERIMENTAL)"
	depends on EXPERIMENTAL
	help
	  kexec is a system call that implements the ability to shutdown your
	  current kernel, and to start another kernel.  It is like a reboot
1780
	  but it is independent of the system firmware.   And like a reboot
1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807
	  you can start any kernel with it, not just Linux.

	  The name comes from the similiarity to the exec system call.

	  It is an ongoing process to be certain the hardware in a machine
	  is properly shutdown, so do not be surprised if this code does not
	  initially work for you.  It may help to enable device hotplugging
	  support.  As of this writing the exact hardware interface is
	  strongly in flux, so no good recommendation can be made.

config SECCOMP
	bool "Enable seccomp to safely compute untrusted bytecode"
	depends on PROC_FS && BROKEN
	default y
	help
	  This kernel feature is useful for number crunching applications
	  that may need to compute untrusted bytecode during their
	  execution. By using pipes or other transports made available to
	  the process as file descriptors supporting the read/write
	  syscalls, it's possible to isolate those applications in
	  their own address space using seccomp. Once seccomp is
	  enabled via /proc/<pid>/seccomp, it cannot be disabled
	  and the task is only allowed to execute a few safe syscalls
	  defined by each seccomp mode.

	  If unsure, say Y. Only embedded should say N here.

1808 1809
endmenu

L
Linus Torvalds 已提交
1810 1811 1812 1813
config RWSEM_GENERIC_SPINLOCK
	bool
	default y

1814 1815 1816 1817 1818 1819 1820 1821
config LOCKDEP_SUPPORT
	bool
	default y

config STACKTRACE_SUPPORT
	bool
	default y

1822 1823
source "init/Kconfig"

L
Linus Torvalds 已提交
1824 1825
menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"

1826 1827
config HW_HAS_EISA
	bool
L
Linus Torvalds 已提交
1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860
config HW_HAS_PCI
	bool

config PCI
	bool "Support for PCI controller"
	depends on HW_HAS_PCI
	help
	  Find out whether you have a PCI motherboard. PCI is the name of a
	  bus system, i.e. the way the CPU talks to the other stuff inside
	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
	  say Y, otherwise N.

	  The PCI-HOWTO, available from
	  <http://www.tldp.org/docs.html#howto>, contains valuable
	  information about which PCI hardware does work under Linux and which
	  doesn't.

config PCI_DOMAINS
	bool
	depends on PCI

source "drivers/pci/Kconfig"

#
# ISA support is now enabled via select.  Too many systems still have the one
# or other ISA chip on the board that users don't know about so don't expect
# users to choose the right thing ...
#
config ISA
	bool

config EISA
	bool "EISA support"
1861
	depends on HW_HAS_EISA
L
Linus Torvalds 已提交
1862
	select ISA
1863
	select GENERIC_ISA_DMA
L
Linus Torvalds 已提交
1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895
	---help---
	  The Extended Industry Standard Architecture (EISA) bus was
	  developed as an open alternative to the IBM MicroChannel bus.

	  The EISA bus provided some of the features of the IBM MicroChannel
	  bus while maintaining backward compatibility with cards made for
	  the older ISA bus.  The EISA bus saw limited use between 1988 and
	  1995 when it was made obsolete by the PCI bus.

	  Say Y here if you are building a kernel for an EISA-based machine.

	  Otherwise, say N.

source "drivers/eisa/Kconfig"

config TC
	bool "TURBOchannel support"
	depends on MACH_DECSTATION
	help
	  TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
	  processors.  Documentation on writing device drivers for TurboChannel
	  is available at:
	  <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.

#config ACCESSBUS
#	bool "Access.Bus support"
#	depends on TC

config MMU
	bool
	default y

1896 1897 1898
config I8253
	bool

L
Linus Torvalds 已提交
1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913
source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

endmenu

menu "Executable file formats"

source "fs/Kconfig.binfmt"

config TRAD_SIGNALS
	bool

config BUILD_ELF64
	bool "Use 64-bit ELF format for building"
1914
	depends on 64BIT
L
Linus Torvalds 已提交
1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928
	help
	  A 64-bit kernel is usually built using the 64-bit ELF binary object
	  format as it's one that allows arbitrary 64-bit constructs.  For
	  kernels that are loaded within the KSEG compatibility segments the
	  32-bit ELF format can optionally be used resulting in a somewhat
	  smaller binary, but this option is not explicitly supported by the
	  toolchain and since binutils 2.14 it does not even work at all.

	  Say Y to use the 64-bit format or N to use the 32-bit one.

	  If unsure say Y.

config BINFMT_IRIX
	bool "Include IRIX binary compatibility"
1929
	depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
L
Linus Torvalds 已提交
1930 1931 1932

config MIPS32_COMPAT
	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
1933
	depends on 64BIT
L
Linus Torvalds 已提交
1934 1935 1936 1937 1938 1939 1940 1941 1942 1943
	help
	  Select this option if you want Linux/MIPS 32-bit binary
	  compatibility. Since all software available for Linux/MIPS is
	  currently 32-bit you should say Y here.

config COMPAT
	bool
	depends on MIPS32_COMPAT
	default y

1944 1945 1946 1947 1948
config SYSVIPC_COMPAT
	bool
	depends on COMPAT && SYSVIPC
	default y

L
Linus Torvalds 已提交
1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973
config MIPS32_O32
	bool "Kernel support for o32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run o32 binaries.  These are pure
	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
	  existing binaries are in this format.

	  If unsure, say Y.

config MIPS32_N32
	bool "Kernel support for n32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run n32 binaries.  These are
	  64-bit binaries using 32-bit quantities for addressing and certain
	  data that would normally be 64-bit.  They are used in special
	  cases.

	  If unsure, say N.

config BINFMT_ELF32
	bool
	default y if MIPS32_O32 || MIPS32_N32

1974 1975 1976 1977 1978
endmenu

menu "Power management options"

source "kernel/power/Kconfig"
R
Rodolfo Giometti 已提交
1979

L
Linus Torvalds 已提交
1980 1981
endmenu

1982 1983
source "net/Kconfig"

L
Linus Torvalds 已提交
1984 1985 1986 1987
source "drivers/Kconfig"

source "fs/Kconfig"

1988 1989
source "arch/mips/oprofile/Kconfig"

L
Linus Torvalds 已提交
1990 1991 1992 1993 1994 1995 1996
source "arch/mips/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"