Kconfig 56.7 KB
Newer Older
L
Linus Torvalds 已提交
1 2 3
config MIPS
	bool
	default y
4
	select HAVE_GENERIC_DMA_COHERENT
S
Sam Ravnborg 已提交
5
	select HAVE_IDE
M
Mathieu Desnoyers 已提交
6
	select HAVE_OPROFILE
7 8
	select HAVE_PERF_EVENTS
	select PERF_USE_VMALLOC
9
	select HAVE_ARCH_KGDB
10
	select HAVE_FUNCTION_TRACER
11
	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
12 13
	select HAVE_DYNAMIC_FTRACE
	select HAVE_FTRACE_MCOUNT_RECORD
14
	select HAVE_C_RECORDMCOUNT
15
	select HAVE_FUNCTION_GRAPH_TRACER
D
David Daney 已提交
16 17
	select HAVE_KPROBES
	select HAVE_KRETPROBES
18
	select RTC_LIB if !MACH_LOONGSON
19
	select GENERIC_ATOMIC64 if !64BIT
20 21
	select HAVE_DMA_ATTRS
	select HAVE_DMA_API_DEBUG
22 23
	select HAVE_GENERIC_HARDIRQS
	select GENERIC_IRQ_PROBE
L
Linus Torvalds 已提交
24 25 26

menu "Machine selection"

27 28 29
config ZONE_DMA
	bool

30 31 32
choice
	prompt "System type"
	default SGI_IP22
L
Linus Torvalds 已提交
33

34
config MIPS_ALCHEMY
35
	bool "Alchemy processor based machines"
36 37 38 39 40 41 42 43 44
	select 64BIT_PHYS_ADDR
	select CEVT_R4K_LIB
	select CSRC_R4K_LIB
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_APM_EMULATION
	select GENERIC_GPIO
	select ARCH_WANT_OPTIONAL_GPIOLIB
45
	select SYS_SUPPORTS_ZBOOT
L
Linus Torvalds 已提交
46

47 48 49 50 51 52 53 54 55 56 57 58 59
config AR7
	bool "Texas Instruments AR7"
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select CEVT_R4K
	select CSRC_R4K
	select IRQ_CPU
	select NO_EXCEPT_FILL
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
60
	select SYS_SUPPORTS_ZBOOT_UART16550
F
Florian Fainelli 已提交
61
	select ARCH_REQUIRE_GPIOLIB
62 63 64 65 66 67
	select GCD
	select VLYNQ
	help
	  Support for the Texas Instruments AR7 System-on-a-Chip
	  family: TNETD7100, 7200 and 7300.

68
config BCM47XX
69
	bool "Broadcom BCM47XX based boards"
70
	select CEVT_R4K
71
	select CSRC_R4K
72 73 74 75 76 77 78 79
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SSB
	select SSB_DRIVER_MIPS
80
	select SSB_DRIVER_EXTIF
81
	select SSB_EMBEDDED
82
	select SSB_B43_PCI_BRIDGE if PCI
83
	select SSB_PCICORE_HOSTMODE if PCI
84
	select GENERIC_GPIO
A
Aurelien Jarno 已提交
85 86
	select SYS_HAS_EARLY_PRINTK
	select CFE
87 88 89
	help
	 Support for BCM47XX based boards

90 91 92 93 94 95 96 97 98 99 100 101 102 103 104
config BCM63XX
	bool "Broadcom BCM63XX based boards"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_HAS_EARLY_PRINTK
	select SWAP_IO_SPACE
	select ARCH_REQUIRE_GPIOLIB
	help
	 Support for BCM63XX based boards

L
Linus Torvalds 已提交
105
config MIPS_COBALT
106
	bool "Cobalt Server"
107
	select CEVT_R4K
108
	select CSRC_R4K
109
	select CEVT_GT641XX
L
Linus Torvalds 已提交
110 111
	select DMA_NONCOHERENT
	select HW_HAS_PCI
112
	select I8253
L
Linus Torvalds 已提交
113 114
	select I8259
	select IRQ_CPU
Y
Yoichi Yuasa 已提交
115
	select IRQ_GT641XX
116
	select PCI_GT64XXX_PCI0
117
	select PCI
118
	select SYS_HAS_CPU_NEVADA
Y
Yoichi Yuasa 已提交
119
	select SYS_HAS_EARLY_PRINTK
120
	select SYS_SUPPORTS_32BIT_KERNEL
121
	select SYS_SUPPORTS_64BIT_KERNEL
122
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
123 124

config MACH_DECSTATION
125
	bool "DECstations"
L
Linus Torvalds 已提交
126
	select BOOT_ELF32
127
	select CEVT_DS1287
128
	select CEVT_R4K
129
	select CSRC_IOASIC
130
	select CSRC_R4K
131 132 133
	select CPU_DADDI_WORKAROUNDS if 64BIT
	select CPU_R4000_WORKAROUNDS if 64BIT
	select CPU_R4400_WORKAROUNDS if 64BIT
L
Linus Torvalds 已提交
134
	select DMA_NONCOHERENT
135
	select NO_IOPORT
L
Linus Torvalds 已提交
136
	select IRQ_CPU
137 138
	select SYS_HAS_CPU_R3000
	select SYS_HAS_CPU_R4X00
139 140
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
141
	select SYS_SUPPORTS_LITTLE_ENDIAN
142 143 144
	select SYS_SUPPORTS_128HZ
	select SYS_SUPPORTS_256HZ
	select SYS_SUPPORTS_1024HZ
145
	help
L
Linus Torvalds 已提交
146 147 148 149 150 151 152
	  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:

153 154 155 156
		DECstation 5000/50
		DECstation 5000/150
		DECstation 5000/260
		DECsystem 5900/260
L
Linus Torvalds 已提交
157 158 159

	  otherwise choose R3000.

160
config MACH_JAZZ
161
	bool "Jazz family of machines"
162 163 164
	select ARC
	select ARC32
	select ARCH_MAY_HAVE_PC_FDC
165
	select CEVT_R4K
166
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
167
	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
168
	select GENERIC_ISA_DMA
T
Thomas Bogendoerfer 已提交
169
	select IRQ_CPU
170
	select I8253
171 172
	select I8259
	select ISA
173
	select SYS_HAS_CPU_R4X00
174 175
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
176
	select SYS_SUPPORTS_100HZ
L
Linus Torvalds 已提交
177
	help
178 179
	 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.
180
	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
181 182
	 Olivetti M700-10 workstations.

183 184 185 186 187 188 189 190 191 192 193 194
config MACH_JZ4740
	bool "Ingenic JZ4740 based machines"
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select DMA_NONCOHERENT
	select IRQ_CPU
	select GENERIC_GPIO
	select ARCH_REQUIRE_GPIOLIB
	select SYS_HAS_EARLY_PRINTK
	select HAVE_PWM

195 196
config LASAT
	bool "LASAT Networks platforms"
197
	select CEVT_R4K
198
	select CSRC_R4K
199 200 201
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select HW_HAS_PCI
202
	select IRQ_CPU
203 204 205 206 207 208 209 210
	select PCI_GT64XXX_PCI0
	select MIPS_NILE4
	select R5000_CPU_SCACHE
	select SYS_HAS_CPU_R5000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
	select SYS_SUPPORTS_LITTLE_ENDIAN

211 212
config MACH_LOONGSON
	bool "Loongson family of machines"
213
	select SYS_SUPPORTS_ZBOOT
214
	help
215 216 217 218 219 220
	  This enables the support of Loongson family of machines.

	  Loongson is a family of general-purpose MIPS-compatible CPUs.
	  developed at Institute of Computing Technology (ICT),
	  Chinese Academy of Sciences (CAS) in the People's Republic
	  of China. The chief architect is Professor Weiwu Hu.
221

L
Linus Torvalds 已提交
222
config MIPS_MALTA
223
	bool "MIPS Malta board"
224
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
225
	select BOOT_ELF32
226
	select BOOT_RAW
227
	select CEVT_R4K
228
	select CSRC_R4K
L
Linus Torvalds 已提交
229 230
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
231
	select IRQ_CPU
232
	select IRQ_GIC
L
Linus Torvalds 已提交
233
	select HW_HAS_PCI
234
	select I8253
L
Linus Torvalds 已提交
235
	select I8259
236 237
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
238
	select MIPS_CPU_SCACHE
239
	select PCI_GT64XXX_PCI0
240
	select MIPS_MSC
L
Linus Torvalds 已提交
241
	select SWAP_IO_SPACE
242 243 244 245 246
	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
247
	select SYS_HAS_EARLY_PRINTK
248 249
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
250 251
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
T
Tim Anderson 已提交
252
	select SYS_SUPPORTS_MIPS_CMP
253
	select SYS_SUPPORTS_MULTITHREADING
254
	select SYS_SUPPORTS_SMARTMIPS
255
	select SYS_SUPPORTS_ZBOOT
L
Linus Torvalds 已提交
256
	help
257
	  This enables support for the MIPS Technologies Malta evaluation
L
Linus Torvalds 已提交
258 259
	  board.

260
config MIPS_SIM
261
	bool 'MIPS simulator (MIPSsim)'
262
	select CEVT_R4K
263
	select CSRC_R4K
L
Linus Torvalds 已提交
264
	select DMA_NONCOHERENT
265
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
266
	select IRQ_CPU
M
Marc St-Jean 已提交
267
	select BOOT_RAW
268 269
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
270
	select SYS_HAS_EARLY_PRINTK
271
	select SYS_SUPPORTS_32BIT_KERNEL
272
	select SYS_SUPPORTS_BIG_ENDIAN
273
	select SYS_SUPPORTS_MULTITHREADING
274
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
275
	help
276 277
	  This option enables support for MIPS Technologies MIPSsim software
	  emulator.
L
Linus Torvalds 已提交
278

279 280 281 282 283 284
config NEC_MARKEINS
	bool "NEC EMMA2RH Mark-eins board"
	select SOC_EMMA2RH
	select HW_HAS_PCI
	help
	  This enables support for the NEC Electronics Mark-eins boards.
285

286
config MACH_VR41XX
287
	bool "NEC VR4100 series based machines"
288
	select CEVT_R4K
289
	select CSRC_R4K
290
	select SYS_HAS_CPU_VR41XX
291
	select ARCH_REQUIRE_GPIOLIB
292

293 294 295 296 297 298 299 300 301 302 303 304 305
config NXP_STB220
	bool "NXP STB220 board"
	select SOC_PNX833X
	help
	 Support for NXP Semiconductors STB220 Development Board.

config NXP_STB225
	bool "NXP 225 board"
	select SOC_PNX833X
	select SOC_PNX8335
	help
	 Support for NXP Semiconductors STB225 Development Board.

306
config PNX8550_JBS
307
	bool "NXP PNX8550 based JBS board"
308 309 310 311
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

config PNX8550_STB810
312
	bool "NXP PNX8550 based STB810 board"
313 314 315
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

M
Marc St-Jean 已提交
316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335
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 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.

336
config PMC_YOSEMITE
337
	bool "PMC-Sierra Yosemite eval board"
338
	select CEVT_R4K
339
	select CSRC_R4K
340 341 342 343 344 345
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select SWAP_IO_SPACE
346
	select SYS_HAS_CPU_RM9000
347
	select SYS_HAS_EARLY_PRINTK
348 349 350 351
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
352
	select SYS_SUPPORTS_SMP
353 354 355
	help
	  Yosemite is an evaluation board for the RM9000x2 processor
	  manufactured by PMC-Sierra.
L
Linus Torvalds 已提交
356

357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374
config POWERTV
	bool "Cisco PowerTV"
	select BOOT_ELF32
	select CEVT_R4K
	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_IRQ_EI
	select CSRC_POWERTV
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select SYS_HAS_EARLY_PRINTK
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select USB_OHCI_LITTLE_ENDIAN
	help
	  This enables support for the Cisco PowerTV Platform.

L
Linus Torvalds 已提交
375
config SGI_IP22
376
	bool "SGI IP22 (Indy/Indigo2)"
L
Linus Torvalds 已提交
377 378 379
	select ARC
	select ARC32
	select BOOT_ELF32
380
	select CEVT_R4K
381
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
382
	select DEFAULT_SGI_PARTITION
L
Linus Torvalds 已提交
383
	select DMA_NONCOHERENT
384
	select HW_HAS_EISA
385
	select I8253
386
	select I8259
L
Linus Torvalds 已提交
387 388
	select IP22_CPU_SCACHE
	select IRQ_CPU
389
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
T
Thomas Bogendoerfer 已提交
390 391
	select SGI_HAS_I8042
	select SGI_HAS_INDYDOG
392
	select SGI_HAS_HAL2
T
Thomas Bogendoerfer 已提交
393 394 395
	select SGI_HAS_SEEQ
	select SGI_HAS_WD93
	select SGI_HAS_ZILOG
L
Linus Torvalds 已提交
396
	select SWAP_IO_SPACE
397 398
	select SYS_HAS_CPU_R4X00
	select SYS_HAS_CPU_R5000
399 400 401 402 403 404 405 406
	#
	# Disable EARLY_PRINTK for now since it leads to overwritten prom
	# memory during early boot on some machines.
	#
	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
	# for a more details discussion
	#
	# select SYS_HAS_EARLY_PRINTK
407 408
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
409
	select SYS_SUPPORTS_BIG_ENDIAN
L
Linus Torvalds 已提交
410 411 412 413 414 415
	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
416
	bool "SGI IP27 (Origin200/2000)"
L
Linus Torvalds 已提交
417 418
	select ARC
	select ARC64
419
	select BOOT_ELF64
T
Thomas Bogendoerfer 已提交
420
	select DEFAULT_SGI_PARTITION
421
	select DMA_COHERENT
422
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
423
	select HW_HAS_PCI
424
	select NR_CPUS_DEFAULT_64
425
	select SYS_HAS_CPU_R10000
426
	select SYS_SUPPORTS_64BIT_KERNEL
427
	select SYS_SUPPORTS_BIG_ENDIAN
428
	select SYS_SUPPORTS_NUMA
429
	select SYS_SUPPORTS_SMP
L
Linus Torvalds 已提交
430 431 432 433 434
	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.

T
Thomas Bogendoerfer 已提交
435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451
config SGI_IP28
	bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
	depends on EXPERIMENTAL
	select ARC
	select ARC64
	select BOOT_ELF64
	select CEVT_R4K
	select CSRC_R4K
	select DEFAULT_SGI_PARTITION
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
	select IRQ_CPU
	select HW_HAS_EISA
	select I8253
	select I8259
	select SGI_HAS_I8042
	select SGI_HAS_INDYDOG
452
	select SGI_HAS_HAL2
T
Thomas Bogendoerfer 已提交
453 454 455 456 457
	select SGI_HAS_SEEQ
	select SGI_HAS_WD93
	select SGI_HAS_ZILOG
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_R10000
458 459 460 461 462 463 464 465
	#
	# Disable EARLY_PRINTK for now since it leads to overwritten prom
	# memory during early boot on some machines.
	#
	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
	# for a more details discussion
	#
	# select SYS_HAS_EARLY_PRINTK
T
Thomas Bogendoerfer 已提交
466 467 468 469 470 471
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
      help
        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
        kernel that runs on these, say Y here.

L
Linus Torvalds 已提交
472
config SGI_IP32
473
	bool "SGI IP32 (O2)"
L
Linus Torvalds 已提交
474 475 476
	select ARC
	select ARC32
	select BOOT_ELF32
477
	select CEVT_R4K
478
	select CSRC_R4K
L
Linus Torvalds 已提交
479 480
	select DMA_NONCOHERENT
	select HW_HAS_PCI
481
	select IRQ_CPU
L
Linus Torvalds 已提交
482 483
	select R5000_CPU_SCACHE
	select RM7000_CPU_SCACHE
484 485 486
	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_R10000 if BROKEN
	select SYS_HAS_CPU_RM7000
R
Ralf Baechle 已提交
487
	select SYS_HAS_CPU_NEVADA
488
	select SYS_SUPPORTS_64BIT_KERNEL
489 490
	select SYS_SUPPORTS_BIG_ENDIAN
	help
491
	  If you want this kernel to run on SGI O2 workstation, say Y here.
L
Linus Torvalds 已提交
492

493 494 495
config SIBYTE_CRHINE
	bool "Sibyte BCM91120C-CRhine"
	depends on EXPERIMENTAL
A
Andrew Isaacson 已提交
496 497
	select BOOT_ELF32
	select DMA_COHERENT
498
	select SIBYTE_BCM1120
A
Andrew Isaacson 已提交
499
	select SWAP_IO_SPACE
500
	select SYS_HAS_CPU_SB1
A
Andrew Isaacson 已提交
501 502 503
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

504 505 506
config SIBYTE_CARMEL
	bool "Sibyte BCM91120x-Carmel"
	depends on EXPERIMENTAL
507
	select BOOT_ELF32
L
Linus Torvalds 已提交
508
	select DMA_COHERENT
509
	select SIBYTE_BCM1120
510
	select SWAP_IO_SPACE
511
	select SYS_HAS_CPU_SB1
512
	select SYS_SUPPORTS_BIG_ENDIAN
513
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
514

515 516
config SIBYTE_CRHONE
	bool "Sibyte BCM91125C-CRhone"
517 518 519
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
520
	select SIBYTE_BCM1125
521
	select SWAP_IO_SPACE
522
	select SYS_HAS_CPU_SB1
523
	select SYS_SUPPORTS_BIG_ENDIAN
524
	select SYS_SUPPORTS_HIGHMEM
525
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
526

527
config SIBYTE_RHONE
528
	bool "Sibyte BCM91125E-Rhone"
529 530 531 532 533
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125H
	select SWAP_IO_SPACE
534
	select SYS_HAS_CPU_SB1
535 536
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
537

538 539
config SIBYTE_SWARM
	bool "Sibyte BCM91250A-SWARM"
540
	select BOOT_ELF32
P
Pete Popov 已提交
541
	select DMA_COHERENT
542
	select HAVE_PATA_PLATFORM
543 544
	select NR_CPUS_DEFAULT_2
	select SIBYTE_SB1250
545
	select SWAP_IO_SPACE
546
	select SYS_HAS_CPU_SB1
547
	select SYS_SUPPORTS_BIG_ENDIAN
548
	select SYS_SUPPORTS_HIGHMEM
P
Pete Popov 已提交
549
	select SYS_SUPPORTS_LITTLE_ENDIAN
550
	select ZONE_DMA32 if 64BIT
P
Pete Popov 已提交
551

552 553
config SIBYTE_LITTLESUR
	bool "Sibyte BCM91250C2-LittleSur"
554 555 556
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
557
	select HAVE_PATA_PLATFORM
558
	select NR_CPUS_DEFAULT_2
559 560
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
561
	select SYS_HAS_CPU_SB1
562 563 564
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
565

566 567
config SIBYTE_SENTOSA
	bool "Sibyte BCM91250E-Sentosa"
568 569 570
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
571
	select NR_CPUS_DEFAULT_2
572 573
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
574
	select SYS_HAS_CPU_SB1
575 576
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
577

578 579
config SIBYTE_BIGSUR
	bool "Sibyte BCM91480B-BigSur"
580 581
	select BOOT_ELF32
	select DMA_COHERENT
582 583
	select NR_CPUS_DEFAULT_4
	select SIBYTE_BCM1x80
584
	select SWAP_IO_SPACE
585
	select SYS_HAS_CPU_SB1
586
	select SYS_SUPPORTS_BIG_ENDIAN
R
Ralf Baechle 已提交
587
	select SYS_SUPPORTS_HIGHMEM
588
	select SYS_SUPPORTS_LITTLE_ENDIAN
589
	select ZONE_DMA32 if 64BIT
L
Linus Torvalds 已提交
590

591 592
config SNI_RM
	bool "SNI RM200/300/400"
593 594
	select ARC if CPU_LITTLE_ENDIAN
	select ARC32 if CPU_LITTLE_ENDIAN
595
	select SNIPROM if CPU_BIG_ENDIAN
596
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
597
	select BOOT_ELF32
598
	select CEVT_R4K
599
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
600
	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
L
Linus Torvalds 已提交
601 602
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
603
	select HW_HAS_EISA
L
Linus Torvalds 已提交
604
	select HW_HAS_PCI
605
	select IRQ_CPU
606
	select I8253
L
Linus Torvalds 已提交
607 608
	select I8259
	select ISA
609
	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
610
	select SYS_HAS_CPU_R4X00
611
	select SYS_HAS_CPU_R5000
612
	select SYS_HAS_CPU_R10000
613
	select R5000_CPU_SCACHE
614
	select SYS_HAS_EARLY_PRINTK
615 616
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
617
	select SYS_SUPPORTS_BIG_ENDIAN
R
Ralf Baechle 已提交
618
	select SYS_SUPPORTS_HIGHMEM
619
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
620
	help
621 622
	  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
623 624 625
	  Technology and now in turn merged with Fujitsu.  Say Y here to
	  support this machine type.

626 627
config MACH_TX39XX
	bool "Toshiba TX39 series based machines"
628

629 630
config MACH_TX49XX
	bool "Toshiba TX49 series based machines"
631

632 633 634 635 636 637 638 639 640 641 642 643
config MIKROTIK_RB532
	bool "Mikrotik RB532 boards"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SWAP_IO_SPACE
	select BOOT_RAW
644
	select ARCH_REQUIRE_GPIOLIB
645 646 647 648
	help
	  Support the Mikrotik(tm) RouterBoard 532 series,
	  based on the IDT RC32434 SoC.

649 650
config WR_PPMC
	bool "Wind River PPMC board"
651
	select CEVT_R4K
652
	select CSRC_R4K
653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671
	select IRQ_CPU
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select PCI_GT64XXX_PCI0
	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.

672
config CAVIUM_OCTEON_SIMULATOR
673
	bool "Cavium Networks Octeon Simulator"
674 675 676 677 678 679
	select CEVT_R4K
	select 64BIT_PHYS_ADDR
	select DMA_COHERENT
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
680
	select SYS_SUPPORTS_HOTPLUG_CPU
681
	select SYS_HAS_CPU_CAVIUM_OCTEON
682 683 684 685 686 687
	help
	  The Octeon simulator is software performance model of the Cavium
	  Octeon Processor. It supports simulating Octeon processors on x86
	  hardware.

config CAVIUM_OCTEON_REFERENCE_BOARD
688
	bool "Cavium Networks Octeon reference board"
689 690 691 692 693 694
	select CEVT_R4K
	select 64BIT_PHYS_ADDR
	select DMA_COHERENT
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
695
	select SYS_SUPPORTS_HOTPLUG_CPU
696
	select SYS_HAS_EARLY_PRINTK
697
	select SYS_HAS_CPU_CAVIUM_OCTEON
698
	select SWAP_IO_SPACE
699 700
	select HW_HAS_PCI
	select ARCH_SUPPORTS_MSI
D
David Daney 已提交
701
	select ZONE_DMA32
702 703
	select USB_ARCH_HAS_OHCI
	select USB_ARCH_HAS_EHCI
704 705 706 707 708 709 710 711 712 713 714 715 716
	help
	  This option supports all of the Octeon reference boards from Cavium
	  Networks. It builds a kernel that dynamically determines the Octeon
	  CPU type and supports all known board reference implementations.
	  Some of the supported boards are:
		EBT3000
		EBH3000
		EBH3100
		Thunder
		Kodama
		Hikari
	  Say Y here for most Octeon reference boards.

717
endchoice
L
Linus Torvalds 已提交
718

R
Ralf Baechle 已提交
719
source "arch/mips/alchemy/Kconfig"
720
source "arch/mips/bcm63xx/Kconfig"
721
source "arch/mips/jazz/Kconfig"
722
source "arch/mips/jz4740/Kconfig"
723
source "arch/mips/lasat/Kconfig"
724
source "arch/mips/pmc-sierra/Kconfig"
725
source "arch/mips/powertv/Kconfig"
726
source "arch/mips/sgi-ip27/Kconfig"
727
source "arch/mips/sibyte/Kconfig"
A
Atsushi Nemoto 已提交
728
source "arch/mips/txx9/Kconfig"
729
source "arch/mips/vr41xx/Kconfig"
730
source "arch/mips/cavium-octeon/Kconfig"
731
source "arch/mips/loongson/Kconfig"
732

733 734
endmenu

L
Linus Torvalds 已提交
735 736 737 738 739 740 741
config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool

742 743 744 745 746 747 748 749
config ARCH_HAS_ILOG2_U32
	bool
	default n

config ARCH_HAS_ILOG2_U64
	bool
	default n

R
Ralf Baechle 已提交
750 751 752 753
config ARCH_SUPPORTS_OPROFILE
	bool
	default y if !MIPS_MT_SMTC

754 755 756 757 758 759 760 761
config GENERIC_FIND_NEXT_BIT
	bool
	default y

config GENERIC_HWEIGHT
	bool
	default y

L
Linus Torvalds 已提交
762 763 764 765
config GENERIC_CALIBRATE_DELAY
	bool
	default y

766 767 768 769
config GENERIC_CLOCKEVENTS
	bool
	default y

770 771 772 773
config GENERIC_CMOS_UPDATE
	bool
	default y

774
config SCHED_OMIT_FRAME_POINTER
775 776 777
	bool
	default y

778
config GENERIC_HARDIRQS_NO__DO_IRQ
779
	def_bool y
780

L
Linus Torvalds 已提交
781 782 783 784 785 786
#
# Select some configuration options automatically based on user selections.
#
config ARC
	bool

787 788 789
config ARCH_MAY_HAVE_PC_FDC
	bool

M
Marc St-Jean 已提交
790 791 792
config BOOT_RAW
	bool

793 794 795
config CEVT_BCM1480
	bool

796 797 798
config CEVT_DS1287
	bool

799 800 801
config CEVT_GT641XX
	bool

802 803 804
config CEVT_R4K_LIB
	bool

805
config CEVT_R4K
806
	select CEVT_R4K_LIB
807 808
	bool

809 810 811
config CEVT_SB1250
	bool

812 813 814
config CEVT_TXX9
	bool

815 816 817
config CSRC_BCM1480
	bool

818 819 820
config CSRC_IOASIC
	bool

821 822 823
config CSRC_POWERTV
	bool

824 825 826
config CSRC_R4K_LIB
	bool

827
config CSRC_R4K
828
	select CSRC_R4K_LIB
829 830
	bool

831 832 833
config CSRC_SB1250
	bool

834 835
config GPIO_TXX9
	select GENERIC_GPIO
M
Michael Buesch 已提交
836
	select ARCH_REQUIRE_GPIOLIB
837 838
	bool

839 840 841
config CFE
	bool

842
config DMA_COHERENT
L
Linus Torvalds 已提交
843 844
	bool

845 846
config DMA_NONCOHERENT
	bool
847
	select NEED_DMA_MAP_STATE
848

849
config NEED_DMA_MAP_STATE
L
Linus Torvalds 已提交
850 851
	bool

852
config SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
853 854
	bool

855
config HOTPLUG_CPU
856 857 858 859 860 861 862 863 864 865
	bool "Support for hot-pluggable CPUs"
	depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU
	help
	  Say Y here to allow turning CPUs off and on. CPUs can be
	  controlled through /sys/devices/system/cpu.
	  (Note: power management support will enable this option
	    automatically on SMP systems. )
	  Say N if you want to disable CPU hotplug.

config SYS_SUPPORTS_HOTPLUG_CPU
866 867
	bool

L
Linus Torvalds 已提交
868 869 870 871 872 873 874 875 876
config I8259
	bool

config MIPS_BONITO64
	bool

config MIPS_MSC
	bool

877 878 879
config MIPS_NILE4
	bool

L
Linus Torvalds 已提交
880 881 882
config MIPS_DISABLE_OBSOLETE_IDE
	bool

883 884 885
config SYNC_R4K
	bool

886 887 888
config MIPS_MACHINE
	def_bool n

889 890 891
config NO_IOPORT
	def_bool n

892 893 894
config GENERIC_ISA_DMA
	bool
	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
895
	select ISA_DMA_API
896

897 898
config GENERIC_ISA_DMA_SUPPORT_BROKEN
	bool
899
	select GENERIC_ISA_DMA
900

901 902 903
config ISA_DMA_API
	bool

Y
Yoichi Yuasa 已提交
904 905 906
config GENERIC_GPIO
	bool

907
#
M
Matt LaPlante 已提交
908
# Endianess selection.  Sufficiently obscure so many users don't know what to
909 910 911 912 913
# 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
914 915
	help
	  Some MIPS machines can be configured for either little or big endian
916
	  byte order. These modes require different kernels and a different
M
Matt LaPlante 已提交
917
	  Linux distribution.  In general there is one preferred byteorder for a
918
	  particular system but some systems are just as commonly used in the
919
	  one or the other endianness.
920 921 922 923 924 925 926 927 928 929 930 931

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

932 933 934
config EXPORT_UASM
	bool

935 936 937
config SYS_SUPPORTS_APM_EMULATION
	bool

938 939 940 941 942
config SYS_SUPPORTS_BIG_ENDIAN
	bool

config SYS_SUPPORTS_LITTLE_ENDIAN
	bool
L
Linus Torvalds 已提交
943

944 945 946 947 948
config SYS_SUPPORTS_HUGETLBFS
	bool
	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
	default y

L
Linus Torvalds 已提交
949 950 951 952 953 954
config IRQ_CPU
	bool

config IRQ_CPU_RM7K
	bool

955 956 957
config IRQ_CPU_RM9K
	bool

M
Marc St-Jean 已提交
958 959 960 961 962 963
config IRQ_MSP_SLP
	bool

config IRQ_MSP_CIC
	bool

964 965 966
config IRQ_TXX9
	bool

Y
Yoichi Yuasa 已提交
967 968 969
config IRQ_GT641XX
	bool

970 971 972
config IRQ_GIC
	bool

973 974 975
config IRQ_CPU_OCTEON
	bool

L
Linus Torvalds 已提交
976 977 978
config MIPS_BOARDS_GEN
	bool

979
config PCI_GT64XXX_PCI0
L
Linus Torvalds 已提交
980 981
	bool

M
Marc St-Jean 已提交
982 983 984
config NO_EXCEPT_FILL
	bool

985 986 987 988
config MIPS_RM9122
	bool
	select SERIAL_RM9000

989 990 991 992 993 994 995 996 997 998 999 1000
config SOC_EMMA2RH
	bool
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_R5500
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN

1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017
config SOC_PNX833X
	bool
	select CEVT_R4K
	select CSRC_R4K
	select IRQ_CPU
	select DMA_NONCOHERENT
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_BIG_ENDIAN
	select GENERIC_GPIO
	select CPU_MIPSR2_IRQ_VI

config SOC_PNX8335
	bool
	select SOC_PNX833X

1018 1019 1020 1021 1022 1023 1024 1025
config PNX8550
	bool
	select SOC_PNX8550

config SOC_PNX8550
	bool
	select DMA_NONCOHERENT
	select HW_HAS_PCI
1026
	select SYS_HAS_CPU_MIPS32_R1
1027
	select SYS_HAS_EARLY_PRINTK
1028
	select SYS_SUPPORTS_32BIT_KERNEL
1029
	select GENERIC_GPIO
1030

L
Linus Torvalds 已提交
1031 1032 1033
config SWAP_IO_SPACE
	bool

1034 1035 1036
config SERIAL_RM9000
	bool

T
Thomas Bogendoerfer 已提交
1037 1038 1039
config SGI_HAS_INDYDOG
	bool

1040 1041 1042
config SGI_HAS_HAL2
	bool

T
Thomas Bogendoerfer 已提交
1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057
config SGI_HAS_SEEQ
	bool

config SGI_HAS_WD93
	bool

config SGI_HAS_ZILOG
	bool

config SGI_HAS_I8042
	bool

config DEFAULT_SGI_PARTITION
	bool

1058 1059 1060
config ARC32
	bool

1061 1062 1063
config SNIPROM
	bool

L
Linus Torvalds 已提交
1064 1065 1066 1067 1068
config BOOT_ELF32
	bool

config MIPS_L1_CACHE_SHIFT
	int
1069
	default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
1070
	default "6" if MIPS_CPU_SCACHE
1071
	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
L
Linus Torvalds 已提交
1072 1073 1074 1075 1076 1077 1078
	default "5"

config HAVE_STD_PC_SERIAL_PORT
	bool

config ARC_CONSOLE
	bool "ARC console support"
T
Thomas Bogendoerfer 已提交
1079
	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
L
Linus Torvalds 已提交
1080 1081 1082

config ARC_MEMORY
	bool
1083
	depends on MACH_JAZZ || SNI_RM || SGI_IP32
L
Linus Torvalds 已提交
1084 1085 1086 1087
	default y

config ARC_PROMLIB
	bool
T
Thomas Bogendoerfer 已提交
1088
	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
L
Linus Torvalds 已提交
1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102
	default y

config ARC64
	bool

config BOOT_ELF64
	bool

menu "CPU selection"

choice
	prompt "CPU type"
	default CPU_R4X00

1103 1104 1105 1106
config CPU_LOONGSON2E
	bool "Loongson 2E"
	depends on SYS_HAS_CPU_LOONGSON2E
	select CPU_LOONGSON2
1107 1108 1109 1110
	help
	  The Loongson 2E processor implements the MIPS III instruction set
	  with many extensions.

1111 1112 1113 1114 1115 1116 1117
	  It has an internal FPGA northbridge, which is compatiable to
	  bonito64.

config CPU_LOONGSON2F
	bool "Loongson 2F"
	depends on SYS_HAS_CPU_LOONGSON2F
	select CPU_LOONGSON2
1118 1119
	select GENERIC_GPIO
	select ARCH_REQUIRE_GPIOLIB
1120 1121 1122 1123 1124 1125 1126 1127
	help
	  The Loongson 2F processor implements the MIPS III instruction set
	  with many extensions.

	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
	  have a similar programming interface with FPGA northbridge used in
	  Loongson2E.

1128 1129
config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
1130
	depends on SYS_HAS_CPU_MIPS32_R1
1131
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1132
	select CPU_SUPPORTS_32BIT_KERNEL
1133
	select CPU_SUPPORTS_HIGHMEM
R
Ralf Baechle 已提交
1134
	help
1135
	  Choose this option to build a kernel for release 1 or later of the
R
Ralf Baechle 已提交
1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146
	  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"
1147
	depends on SYS_HAS_CPU_MIPS32_R2
R
Ralf Baechle 已提交
1148
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1149
	select CPU_SUPPORTS_32BIT_KERNEL
1150
	select CPU_SUPPORTS_HIGHMEM
1151
	help
1152
	  Choose this option to build a kernel for release 2 or later of the
1153 1154 1155 1156 1157 1158 1159
	  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"
1160
	depends on SYS_HAS_CPU_MIPS64_R1
R
Ralf Baechle 已提交
1161
	select CPU_HAS_PREFETCH
1162 1163
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1164
	select CPU_SUPPORTS_HIGHMEM
1165
	select CPU_SUPPORTS_HUGEPAGES
1166 1167 1168 1169 1170 1171
	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
1172 1173 1174 1175 1176 1177 1178
	  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"
1179
	depends on SYS_HAS_CPU_MIPS64_R2
R
Ralf Baechle 已提交
1180
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1181 1182
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1183
	select CPU_SUPPORTS_HIGHMEM
1184
	select CPU_SUPPORTS_HUGEPAGES
R
Ralf Baechle 已提交
1185 1186 1187 1188 1189 1190
	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
1191 1192 1193

config CPU_R3000
	bool "R3000"
1194
	depends on SYS_HAS_CPU_R3000
1195
	select CPU_HAS_WB
1196
	select CPU_SUPPORTS_32BIT_KERNEL
R
Ralf Baechle 已提交
1197
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1198 1199 1200 1201 1202 1203 1204 1205 1206 1207
	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"
1208
	depends on SYS_HAS_CPU_TX39XX
1209
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1210 1211 1212

config CPU_VR41XX
	bool "R41xx"
1213
	depends on SYS_HAS_CPU_VR41XX
1214 1215
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1216
	help
1217
	  The options selects support for the NEC VR4100 series of processors.
L
Linus Torvalds 已提交
1218 1219 1220 1221 1222 1223
	  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"
1224
	depends on SYS_HAS_CPU_R4300
1225 1226
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1227 1228 1229 1230 1231
	help
	  MIPS Technologies R4300-series processors.

config CPU_R4X00
	bool "R4x00"
1232
	depends on SYS_HAS_CPU_R4X00
1233 1234
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1235 1236 1237 1238 1239 1240
	help
	  MIPS Technologies R4000-series processors other than 4300, including
	  the R4000, R4400, R4600, and 4700.

config CPU_TX49XX
	bool "R49XX"
1241
	depends on SYS_HAS_CPU_TX49XX
A
Atsushi Nemoto 已提交
1242
	select CPU_HAS_PREFETCH
1243 1244
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1245 1246 1247

config CPU_R5000
	bool "R5000"
1248
	depends on SYS_HAS_CPU_R5000
1249 1250
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1251 1252 1253 1254 1255
	help
	  MIPS Technologies R5000-series processors other than the Nevada.

config CPU_R5432
	bool "R5432"
1256
	depends on SYS_HAS_CPU_R5432
1257 1258
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1259

1260 1261 1262 1263 1264
config CPU_R5500
	bool "R5500"
	depends on SYS_HAS_CPU_R5500
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1265
	select CPU_SUPPORTS_HUGEPAGES
1266 1267 1268 1269
	help
	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
	  instruction set.

L
Linus Torvalds 已提交
1270 1271
config CPU_R6000
	bool "R6000"
1272
	depends on EXPERIMENTAL
1273
	depends on SYS_HAS_CPU_R6000
1274
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1275 1276
	help
	  MIPS Technologies R6000 and R6000A series processors.  Note these
C
Chris Dearman 已提交
1277
	  processors are extremely rare and the support for them is incomplete.
L
Linus Torvalds 已提交
1278 1279 1280

config CPU_NEVADA
	bool "RM52xx"
1281
	depends on SYS_HAS_CPU_NEVADA
1282 1283
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1284 1285 1286 1287 1288
	help
	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.

config CPU_R8000
	bool "R8000"
1289
	depends on EXPERIMENTAL
1290
	depends on SYS_HAS_CPU_R8000
1291
	select CPU_HAS_PREFETCH
1292
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1293 1294 1295 1296 1297 1298
	help
	  MIPS Technologies R8000 processors.  Note these processors are
	  uncommon and the support for them is incomplete.

config CPU_R10000
	bool "R10000"
1299
	depends on SYS_HAS_CPU_R10000
1300
	select CPU_HAS_PREFETCH
1301 1302
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1303
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1304 1305 1306 1307 1308
	help
	  MIPS Technologies R10000-series processors.

config CPU_RM7000
	bool "RM7000"
1309
	depends on SYS_HAS_CPU_RM7000
1310
	select CPU_HAS_PREFETCH
1311 1312
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1313
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1314 1315 1316

config CPU_RM9000
	bool "RM9000"
1317
	depends on SYS_HAS_CPU_RM9000
1318
	select CPU_HAS_PREFETCH
1319 1320
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1321
	select CPU_SUPPORTS_HIGHMEM
1322
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1323 1324 1325

config CPU_SB1
	bool "SB1"
1326
	depends on SYS_HAS_CPU_SB1
1327 1328
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1329
	select CPU_SUPPORTS_HIGHMEM
1330
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1331

1332 1333
config CPU_CAVIUM_OCTEON
	bool "Cavium Octeon processor"
1334
	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1335 1336 1337 1338 1339 1340 1341 1342
	select IRQ_CPU
	select IRQ_CPU_OCTEON
	select CPU_HAS_PREFETCH
	select CPU_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_SMP
	select NR_CPUS_DEFAULT_16
	select WEAK_ORDERING
	select CPU_SUPPORTS_HIGHMEM
1343
	select CPU_SUPPORTS_HUGEPAGES
1344 1345 1346 1347 1348 1349
	help
	  The Cavium Octeon processor is a highly integrated chip containing
	  many ethernet hardware widgets for networking tasks. The processor
	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
	  Full details can be found at http://www.caviumnetworks.com.

1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400
config CPU_BMIPS3300
	bool "BMIPS3300"
	depends on SYS_HAS_CPU_BMIPS3300
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_32BIT_KERNEL
	select WEAK_ORDERING
	help
	  Broadcom BMIPS3300 processors.

config CPU_BMIPS4350
	bool "BMIPS4350"
	depends on SYS_HAS_CPU_BMIPS4350
	select CPU_SUPPORTS_32BIT_KERNEL
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS4350 ("VIPER") processors.

config CPU_BMIPS4380
	bool "BMIPS4380"
	depends on SYS_HAS_CPU_BMIPS4380
	select CPU_SUPPORTS_32BIT_KERNEL
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS4380 processors.

config CPU_BMIPS5000
	bool "BMIPS5000"
	depends on SYS_HAS_CPU_BMIPS5000
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_HIGHMEM
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS5000 processors.

L
Linus Torvalds 已提交
1401 1402
endchoice

1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429
if CPU_LOONGSON2F
config CPU_NOP_WORKAROUNDS
	bool

config CPU_JUMP_WORKAROUNDS
	bool

config CPU_LOONGSON2F_WORKAROUNDS
	bool "Loongson 2F Workarounds"
	default y
	select CPU_NOP_WORKAROUNDS
	select CPU_JUMP_WORKAROUNDS
	help
	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
	  require workarounds.  Without workarounds the system may hang
	  unexpectedly.  For more information please refer to the gas
	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.

	  Loongson 2F03 and later have fixed these issues and no workarounds
	  are needed.  The workarounds have no significant side effect on them
	  but may decrease the performance of the system so this option should
	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
	  systems.

	  If unsure, please say Y.
endif # CPU_LOONGSON2F

1430 1431 1432 1433 1434
config SYS_SUPPORTS_ZBOOT
	bool
	select HAVE_KERNEL_GZIP
	select HAVE_KERNEL_BZIP2
	select HAVE_KERNEL_LZMA
1435
	select HAVE_KERNEL_LZO
1436 1437 1438 1439 1440

config SYS_SUPPORTS_ZBOOT_UART16550
	bool
	select SYS_SUPPORTS_ZBOOT

1441 1442 1443 1444 1445 1446 1447
config CPU_LOONGSON2
	bool
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
	select CPU_SUPPORTS_HIGHMEM

config SYS_HAS_CPU_LOONGSON2E
1448 1449
	bool

1450 1451
config SYS_HAS_CPU_LOONGSON2F
	bool
1452 1453
	select CPU_SUPPORTS_CPUFREQ
	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
1454
	select CPU_SUPPORTS_UNCACHED_ACCELERATED
1455

1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491
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

1492 1493 1494
config SYS_HAS_CPU_R5500
	bool

1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515
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

1516 1517 1518
config SYS_HAS_CPU_CAVIUM_OCTEON
	bool

1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530
config SYS_HAS_CPU_BMIPS3300
	bool

config SYS_HAS_CPU_BMIPS4350
	bool

config SYS_HAS_CPU_BMIPS4380
	bool

config SYS_HAS_CPU_BMIPS5000
	bool

1531 1532 1533 1534
#
# CPU may reorder R->R, R->W, W->R, W->W
# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
#
1535 1536
config WEAK_ORDERING
	bool
1537 1538 1539 1540 1541 1542 1543

#
# CPU may reorder reads and writes beyond LL/SC
# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
#
config WEAK_REORDERING_BEYOND_LLSC
	bool
1544 1545 1546
endmenu

#
C
Chris Dearman 已提交
1547
# These two indicate any level of the MIPS32 and MIPS64 architecture
1548 1549 1550 1551 1552 1553 1554 1555 1556 1557
#
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
1558
# These two indicate the revision of the architecture, either Release 1 or Release 2
1559 1560 1561 1562 1563 1564 1565
#
config CPU_MIPSR1
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1

config CPU_MIPSR2
	bool
1566
	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1567 1568 1569 1570 1571 1572 1573 1574 1575

config SYS_SUPPORTS_32BIT_KERNEL
	bool
config SYS_SUPPORTS_64BIT_KERNEL
	bool
config CPU_SUPPORTS_32BIT_KERNEL
	bool
config CPU_SUPPORTS_64BIT_KERNEL
	bool
1576 1577 1578 1579
config CPU_SUPPORTS_CPUFREQ
	bool
config CPU_SUPPORTS_ADDRWINCFG
	bool
1580 1581
config CPU_SUPPORTS_HUGEPAGES
	bool
1582 1583
config CPU_SUPPORTS_UNCACHED_ACCELERATED
	bool
1584 1585 1586
config MIPS_PGD_C0_CONTEXT
	bool
	default y if 64BIT && CPU_MIPSR2
1587

1588 1589 1590 1591 1592
#
# Set to y for ptrace access to watch registers.
#
config HARDWARE_WATCHPOINTS
       bool
1593
       default y if CPU_MIPSR1 || CPU_MIPSR2
1594

1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614
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
1615
	select HAVE_SYSCALL_WRAPPERS
1616 1617 1618 1619 1620
	help
	  Select this option if you want to build a 64-bit kernel.

endchoice

L
Linus Torvalds 已提交
1621 1622 1623 1624 1625 1626
choice
	prompt "Kernel page size"
	default PAGE_SIZE_4KB

config PAGE_SIZE_4KB
	bool "4kB"
W
Wu Zhangjin 已提交
1627
	depends on !CPU_LOONGSON2
L
Linus Torvalds 已提交
1628 1629 1630 1631 1632 1633 1634 1635
	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"
1636
	depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON
L
Linus Torvalds 已提交
1637 1638 1639
	help
	  Using 8kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
1640 1641
	  only on R8000 and cnMIPS processors.  Note that you will need a
	  suitable Linux distribution to support this.
L
Linus Torvalds 已提交
1642 1643 1644

config PAGE_SIZE_16KB
	bool "16kB"
1645
	depends on !CPU_R3000 && !CPU_TX39XX
L
Linus Torvalds 已提交
1646 1647 1648
	help
	  Using 16kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
1649 1650
	  all non-R3000 family processors.  Note that you will need a suitable
	  Linux distribution to support this.
L
Linus Torvalds 已提交
1651

1652 1653 1654 1655 1656 1657 1658 1659 1660
config PAGE_SIZE_32KB
	bool "32kB"
	depends on CPU_CAVIUM_OCTEON
	help
	  Using 32kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
	  only on cnMIPS cores.  Note that you will need a suitable Linux
	  distribution to support this.

L
Linus Torvalds 已提交
1661 1662 1663 1664 1665 1666 1667
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
1668
	  writing this option is still high experimental.
L
Linus Torvalds 已提交
1669 1670 1671

endchoice

1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693
config FORCE_MAX_ZONEORDER
	int "Maximum zone order"
	range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB
	default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB
	range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB
	default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB
	range 11 64
	default "11"
	help
	  The kernel memory allocator divides physically contiguous memory
	  blocks into "zones", where each zone is a power of two number of
	  pages.  This option selects the largest power of two that the kernel
	  keeps in the memory allocator.  If you need to allocate very large
	  blocks of physically contiguous memory, then you may need to
	  increase this value.

	  This config option is actually maximum order plus one. For example,
	  a value of 11 means that the largest free memory block is 2^10 pages.

	  The page size is not necessarily 4KB.  Keep this in mind
	  when choosing a value for this option.

L
Linus Torvalds 已提交
1694 1695 1696 1697 1698 1699 1700
config BOARD_SCACHE
	bool

config IP22_CPU_SCACHE
	bool
	select BOARD_SCACHE

1701 1702 1703 1704 1705 1706 1707
#
# Support for a MIPS32 / MIPS64 style S-caches
#
config MIPS_CPU_SCACHE
	bool
	select BOARD_SCACHE

L
Linus Torvalds 已提交
1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724
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
1725
	bool
L
Linus Torvalds 已提交
1726

R
Ralf Baechle 已提交
1727 1728
choice
	prompt "MIPS MT options"
1729 1730 1731 1732 1733 1734 1735 1736

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
1737

R
Ralf Baechle 已提交
1738 1739
config MIPS_MT_SMP
	bool "Use 1 TC on each available VPE for SMP"
1740
	depends on SYS_SUPPORTS_MULTITHREADING
1741
	select CPU_MIPSR2_IRQ_VI
1742
	select CPU_MIPSR2_IRQ_EI
1743
	select MIPS_MT
1744
	select NR_CPUS_DEFAULT_2
1745
	select SMP
1746
	select SYS_SUPPORTS_SCHED_SMT if SMP
1747
	select SYS_SUPPORTS_SMP
1748
	select SMP_UP
1749
	help
1750 1751 1752 1753 1754 1755 1756 1757 1758 1759
	  This is a kernel model which is known a VSMP but lately has been
	  marketesed into SMVP.
	  Virtual SMP uses the processor's VPEs  to implement virtual
	  processors. In currently available configuration of the 34K processor
	  this allows for a dual processor. Both processors will share the same
	  primary caches; each will obtain the half of the TLB for it's own
	  exclusive use. For a layman this model can be described as similar to
	  what Intel calls Hyperthreading.

	  For further information see http://www.linux-mips.org/wiki/34K#VSMP
1760

R
Ralf Baechle 已提交
1761 1762 1763 1764
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 ...
1765 1766
	depends on SYS_SUPPORTS_MULTITHREADING
	select CPU_MIPSR2_IRQ_VI
1767
	select CPU_MIPSR2_IRQ_EI
1768
	select MIPS_MT
1769
	select NR_CPUS_DEFAULT_8
R
Ralf Baechle 已提交
1770
	select SMP
1771
	select SYS_SUPPORTS_SMP
1772
	select SMP_UP
1773
	help
R
Ralf Baechle 已提交
1774 1775
	  This is a kernel model which is known a SMTC or lately has been
	  marketesed into SMVP.
1776 1777 1778 1779 1780 1781 1782 1783
	  is presenting the available TC's of the core as processors to Linux.
	  On currently available 34K processors this means a Linux system will
	  see up to 5 processors. The implementation of the SMTC kernel differs
	  significantly from VSMP and cannot efficiently coexist in the same
	  kernel binary so the choice between VSMP and SMTC is a compile time
	  decision.

	  For further information see http://www.linux-mips.org/wiki/34K#SMTC
R
Ralf Baechle 已提交
1784 1785 1786

endchoice

1787 1788 1789
config MIPS_MT
	bool

1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802
config SCHED_SMT
	bool "SMT (multithreading) scheduler support"
	depends on SYS_SUPPORTS_SCHED_SMT
	default n
	help
	  SMT scheduler support improves the CPU scheduler's decision making
	  when dealing with MIPS MT enabled cores at a cost of slightly
	  increased overhead in some places. If unsure say N here.

config SYS_SUPPORTS_SCHED_SMT
	bool


1803 1804 1805
config SYS_SUPPORTS_MULTITHREADING
	bool

R
Ralf Baechle 已提交
1806 1807 1808
config MIPS_MT_FPAFF
	bool "Dynamic FPU affinity for FP-intensive threads"
	default y
1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819
	depends on MIPS_MT_SMP || MIPS_MT_SMTC

config MIPS_VPE_LOADER
	bool "VPE loader support."
	depends on SYS_SUPPORTS_MULTITHREADING
	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_IRQ_EI
	select MIPS_MT
	help
	  Includes a loader for loading an elf relocatable object
	  onto another VPE and running it.
R
Ralf Baechle 已提交
1820

1821 1822 1823
config MIPS_MT_SMTC_IM_BACKSTOP
	bool "Use per-TC register bits as backstop for inhibited IM bits"
	depends on MIPS_MT_SMTC
1824
	default n
1825 1826 1827 1828 1829 1830
	help
	  To support multiple TC microthreads acting as "CPUs" within
	  a VPE, VPE-wide interrupt mask bits must be specially manipulated
	  during interrupt handling. To support legacy drivers and interrupt
	  controller management code, SMTC has a "backstop" to track and
	  if necessary restore the interrupt mask. This has some performance
1831
	  impact on interrupt service overhead.
1832

1833 1834 1835 1836 1837 1838 1839 1840
config MIPS_MT_SMTC_IRQAFF
	bool "Support IRQ affinity API"
	depends on MIPS_MT_SMTC
	default n
	help
	  Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
	  for SMTC Linux kernel. Requires platform support, of which
	  an example can be found in the MIPS kernel i8259 and Malta
1841 1842
	  platform code.  Adds some overhead to interrupt dispatch, and
	  should be used only if you know what you are doing.
1843

1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855
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
1856 1857 1858
	bool "Enable support for AP/SP API (RTLX)"
	depends on MIPS_VPE_LOADER
	help
1859

1860 1861 1862 1863 1864 1865 1866 1867 1868 1869
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.

1870 1871 1872
config MIPS_CMP
	bool "MIPS CMP framework support"
	depends on SYS_SUPPORTS_MIPS_CMP
1873
	select SYNC_R4K
1874 1875 1876 1877 1878 1879 1880 1881
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_SCHED_SMT if SMP
	select WEAK_ORDERING
	default n
	help
	  This is a placeholder option for the GCMP work. It will need to
	  be handled differently...

L
Linus Torvalds 已提交
1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897
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
1898
	bool
L
Linus Torvalds 已提交
1899

1900 1901 1902
config ARCH_PHYS_ADDR_T_64BIT
       def_bool 64BIT_PHYS_ADDR

1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914
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
1915
config CPU_HAS_WB
1916
	bool
1917

1918 1919 1920
#
# Vectored interrupt mode is an R2 feature
#
1921
config CPU_MIPSR2_IRQ_VI
1922
	bool
1923

1924 1925 1926
#
# Extended interrupt mode is an R2 feature
#
1927
config CPU_MIPSR2_IRQ_EI
1928
	bool
1929

L
Linus Torvalds 已提交
1930 1931 1932 1933 1934
config CPU_HAS_SYNC
	bool
	depends on !CPU_R3000
	default y

R
Ralf Baechle 已提交
1935 1936 1937
config GENERIC_CLOCKEVENTS_BROADCAST
	bool

1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950
#
# CPU non-features
#
config CPU_DADDI_WORKAROUNDS
	bool

config CPU_R4000_WORKAROUNDS
	bool
	select CPU_R4400_WORKAROUNDS

config CPU_R4400_WORKAROUNDS
	bool

L
Linus Torvalds 已提交
1951 1952 1953 1954 1955 1956 1957 1958 1959
#
# - 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
1960 1961 1962
# - 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
1963 1964 1965
#
config HIGHMEM
	bool "High Memory Support"
R
Ralf Baechle 已提交
1966 1967 1968 1969 1970 1971 1972
	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
1973

1974 1975 1976
config SYS_SUPPORTS_SMARTMIPS
	bool

1977 1978
config ARCH_FLATMEM_ENABLE
	def_bool y
1979
	depends on !NUMA && !CPU_LOONGSON2
1980

1981 1982 1983 1984
config ARCH_DISCONTIGMEM_ENABLE
	bool
	default y if SGI_IP27
	help
1985
	  Say Y to support efficient handling of discontiguous physical memory,
1986 1987 1988 1989
	  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.

1990 1991 1992
config ARCH_POPULATES_NODE_MAP
	def_bool y

1993 1994
config ARCH_SPARSEMEM_ENABLE
	bool
A
Atsushi Nemoto 已提交
1995
	select SPARSEMEM_STATIC
1996

1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
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
2010 2011 2012 2013 2014
config NODES_SHIFT
	int
	default "6"
	depends on NEED_MULTIPLE_NODES

2015 2016 2017 2018 2019 2020 2021 2022
config HW_PERF_EVENTS
	bool "Enable hardware performance counter support for perf events"
	depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32
	default y
	help
	  Enable hardware performance counter support for perf events. If
	  disabled, perf events will use software events only.

2023 2024
source "mm/Kconfig"

L
Linus Torvalds 已提交
2025 2026
config SMP
	bool "Multi-Processing support"
2027
	depends on SYS_SUPPORTS_SMP
2028
	select IRQ_PER_CPU
2029
	select USE_GENERIC_SMP_HELPERS
2030
	help
L
Linus Torvalds 已提交
2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043
	  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.

A
Adrian Bunk 已提交
2044 2045
	  See also the SMP-HOWTO available at
	  <http://www.tldp.org/docs.html#howto>.
L
Linus Torvalds 已提交
2046 2047 2048

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

2049 2050 2051
config SMP_UP
	bool

2052 2053 2054
config SYS_SUPPORTS_MIPS_CMP
	bool

2055 2056 2057
config SYS_SUPPORTS_SMP
	bool

2058 2059 2060
config NR_CPUS_DEFAULT_1
	bool

2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078
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
2079 2080
config NR_CPUS
	int "Maximum number of CPUs (2-64)"
2081
	range 1 64 if NR_CPUS_DEFAULT_1
L
Linus Torvalds 已提交
2082
	depends on SMP
2083
	default "1" if NR_CPUS_DEFAULT_1
2084 2085 2086 2087 2088 2089
	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
2090 2091 2092 2093
	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
2094 2095
	  sense is 1 for Qemu (useful only for kernel debugging purposes)
	  and 2 for all others.
L
Linus Torvalds 已提交
2096 2097

	  This is purely to save memory - each supported CPU adds
2098 2099 2100
	  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
2101

2102 2103
source "kernel/time/Kconfig"

2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114
#
# Timer Interrupt Frequency Configuration
#

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

	config HZ_48
2115
		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174

	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
2175
source "kernel/Kconfig.preempt"
L
Linus Torvalds 已提交
2176 2177 2178

config MIPS_INSANE_LARGE
	bool "Support for large 64-bit configurations"
2179
	depends on CPU_R10000 && 64BIT
L
Linus Torvalds 已提交
2180 2181 2182 2183 2184 2185 2186
	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.

2187 2188 2189 2190 2191 2192
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
2193
	  but it is independent of the system firmware.   And like a reboot
2194 2195
	  you can start any kernel with it, not just Linux.

M
Matt LaPlante 已提交
2196
	  The name comes from the similarity to the exec system call.
2197 2198 2199 2200 2201 2202 2203 2204 2205

	  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"
2206
	depends on PROC_FS
2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220
	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.

2221 2222 2223
config USE_OF
	bool "Flattened Device Tree support"
	select OF
2224
	select OF_EARLY_FLATTREE
2225 2226 2227
	help
	  Include support for flattened device tree machine descriptions.

2228 2229
endmenu

2230 2231 2232 2233 2234 2235 2236 2237
config LOCKDEP_SUPPORT
	bool
	default y

config STACKTRACE_SUPPORT
	bool
	default y

2238 2239
source "init/Kconfig"

2240 2241
source "kernel/Kconfig.freezer"

L
Linus Torvalds 已提交
2242 2243
menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"

2244 2245
config HW_HAS_EISA
	bool
L
Linus Torvalds 已提交
2246 2247 2248 2249 2250 2251
config HW_HAS_PCI
	bool

config PCI
	bool "Support for PCI controller"
	depends on HW_HAS_PCI
2252
	select PCI_DOMAINS
L
Linus Torvalds 已提交
2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273
	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.

config PCI_DOMAINS
	bool

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"
2274
	depends on HW_HAS_EISA
L
Linus Torvalds 已提交
2275
	select ISA
2276
	select GENERIC_ISA_DMA
L
Linus Torvalds 已提交
2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295
	---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
2296 2297 2298 2299 2300 2301 2302 2303
	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
	  processors.  TURBOchannel programming specifications are available
	  at:
	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
	  and:
	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
	  Linux driver support status is documented at:
	  <http://www.linux-mips.org/wiki/DECstation>
L
Linus Torvalds 已提交
2304 2305 2306 2307 2308 2309 2310 2311 2312

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

config MMU
	bool
	default y

2313 2314
config I8253
	bool
W
Wu Zhangjin 已提交
2315
	select MIPS_EXTERNAL_TIMER
2316

2317 2318 2319
config ZONE_DMA32
	bool

L
Linus Torvalds 已提交
2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334
source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

endmenu

menu "Executable file formats"

source "fs/Kconfig.binfmt"

config TRAD_SIGNALS
	bool

config MIPS32_COMPAT
	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2335
	depends on 64BIT
L
Linus Torvalds 已提交
2336 2337 2338 2339 2340 2341 2342 2343 2344 2345
	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

2346 2347 2348 2349 2350
config SYSVIPC_COMPAT
	bool
	depends on COMPAT && SYSVIPC
	default y

L
Linus Torvalds 已提交
2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375
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

2376 2377 2378 2379
endmenu

menu "Power management options"

W
Wu Zhangjin 已提交
2380 2381
config ARCH_HIBERNATION_POSSIBLE
	def_bool y
2382
	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
W
Wu Zhangjin 已提交
2383

J
Johannes Berg 已提交
2384 2385
config ARCH_SUSPEND_POSSIBLE
	def_bool y
2386
	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
J
Johannes Berg 已提交
2387

2388
source "kernel/power/Kconfig"
R
Rodolfo Giometti 已提交
2389

L
Linus Torvalds 已提交
2390 2391
endmenu

W
Wu Zhangjin 已提交
2392 2393
source "arch/mips/kernel/cpufreq/Kconfig"

2394 2395
source "net/Kconfig"

L
Linus Torvalds 已提交
2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406
source "drivers/Kconfig"

source "fs/Kconfig"

source "arch/mips/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"