Root/
Source at commit 0de2b2b3be81048189a32f7a3d3ba0ba9ec817b6 created 11 years 11 months ago. By Maarten ter Huurne, MIPS: JZ4740: Fixed value for round robin constant. | |
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1 | config MIPS |
2 | bool |
3 | default y |
4 | select HAVE_GENERIC_DMA_COHERENT |
5 | select HAVE_IDE |
6 | select HAVE_OPROFILE |
7 | select HAVE_IRQ_WORK |
8 | select HAVE_PERF_EVENTS |
9 | select PERF_USE_VMALLOC |
10 | select HAVE_ARCH_KGDB |
11 | select HAVE_FUNCTION_TRACER |
12 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
13 | select HAVE_DYNAMIC_FTRACE |
14 | select HAVE_FTRACE_MCOUNT_RECORD |
15 | select HAVE_C_RECORDMCOUNT |
16 | select HAVE_FUNCTION_GRAPH_TRACER |
17 | select HAVE_KPROBES |
18 | select HAVE_KRETPROBES |
19 | select ARCH_BINFMT_ELF_RANDOMIZE_PIE |
20 | select RTC_LIB if !MACH_LOONGSON |
21 | select GENERIC_ATOMIC64 if !64BIT |
22 | select HAVE_DMA_ATTRS |
23 | select HAVE_DMA_API_DEBUG |
24 | select HAVE_GENERIC_HARDIRQS |
25 | select GENERIC_IRQ_PROBE |
26 | select GENERIC_IRQ_SHOW |
27 | select HAVE_ARCH_JUMP_LABEL |
28 | select IRQ_FORCED_THREADING |
29 | select HAVE_MEMBLOCK |
30 | select HAVE_MEMBLOCK_NODE_MAP |
31 | select ARCH_DISCARD_MEMBLOCK |
32 | |
33 | menu "Machine selection" |
34 | |
35 | config ZONE_DMA |
36 | bool |
37 | |
38 | choice |
39 | prompt "System type" |
40 | default SGI_IP22 |
41 | |
42 | config MIPS_ALCHEMY |
43 | bool "Alchemy processor based machines" |
44 | select 64BIT_PHYS_ADDR |
45 | select CEVT_R4K_LIB |
46 | select CSRC_R4K_LIB |
47 | select IRQ_CPU |
48 | select SYS_HAS_CPU_MIPS32_R1 |
49 | select SYS_SUPPORTS_32BIT_KERNEL |
50 | select SYS_SUPPORTS_APM_EMULATION |
51 | select GENERIC_GPIO |
52 | select ARCH_WANT_OPTIONAL_GPIOLIB |
53 | select SYS_SUPPORTS_ZBOOT |
54 | select USB_ARCH_HAS_OHCI |
55 | select USB_ARCH_HAS_EHCI |
56 | |
57 | config AR7 |
58 | bool "Texas Instruments AR7" |
59 | select BOOT_ELF32 |
60 | select DMA_NONCOHERENT |
61 | select CEVT_R4K |
62 | select CSRC_R4K |
63 | select IRQ_CPU |
64 | select NO_EXCEPT_FILL |
65 | select SWAP_IO_SPACE |
66 | select SYS_HAS_CPU_MIPS32_R1 |
67 | select SYS_HAS_EARLY_PRINTK |
68 | select SYS_SUPPORTS_32BIT_KERNEL |
69 | select SYS_SUPPORTS_LITTLE_ENDIAN |
70 | select SYS_SUPPORTS_ZBOOT_UART16550 |
71 | select ARCH_REQUIRE_GPIOLIB |
72 | select VLYNQ |
73 | help |
74 | Support for the Texas Instruments AR7 System-on-a-Chip |
75 | family: TNETD7100, 7200 and 7300. |
76 | |
77 | config ATH79 |
78 | bool "Atheros AR71XX/AR724X/AR913X based boards" |
79 | select ARCH_REQUIRE_GPIOLIB |
80 | select BOOT_RAW |
81 | select CEVT_R4K |
82 | select CSRC_R4K |
83 | select DMA_NONCOHERENT |
84 | select IRQ_CPU |
85 | select MIPS_MACHINE |
86 | select SYS_HAS_CPU_MIPS32_R2 |
87 | select SYS_HAS_EARLY_PRINTK |
88 | select SYS_SUPPORTS_32BIT_KERNEL |
89 | select SYS_SUPPORTS_BIG_ENDIAN |
90 | help |
91 | Support for the Atheros AR71XX/AR724X/AR913X SoCs. |
92 | |
93 | config BCM47XX |
94 | bool "Broadcom BCM47XX based boards" |
95 | select CEVT_R4K |
96 | select CSRC_R4K |
97 | select DMA_NONCOHERENT |
98 | select HW_HAS_PCI |
99 | select IRQ_CPU |
100 | select SYS_SUPPORTS_32BIT_KERNEL |
101 | select SYS_SUPPORTS_LITTLE_ENDIAN |
102 | select GENERIC_GPIO |
103 | select SYS_HAS_EARLY_PRINTK |
104 | select CFE |
105 | help |
106 | Support for BCM47XX based boards |
107 | |
108 | config BCM63XX |
109 | bool "Broadcom BCM63XX based boards" |
110 | select CEVT_R4K |
111 | select CSRC_R4K |
112 | select DMA_NONCOHERENT |
113 | select IRQ_CPU |
114 | select SYS_HAS_CPU_MIPS32_R1 |
115 | select SYS_SUPPORTS_32BIT_KERNEL |
116 | select SYS_SUPPORTS_BIG_ENDIAN |
117 | select SYS_HAS_EARLY_PRINTK |
118 | select SWAP_IO_SPACE |
119 | select ARCH_REQUIRE_GPIOLIB |
120 | help |
121 | Support for BCM63XX based boards |
122 | |
123 | config MIPS_COBALT |
124 | bool "Cobalt Server" |
125 | select CEVT_R4K |
126 | select CSRC_R4K |
127 | select CEVT_GT641XX |
128 | select DMA_NONCOHERENT |
129 | select HW_HAS_PCI |
130 | select I8253 |
131 | select I8259 |
132 | select IRQ_CPU |
133 | select IRQ_GT641XX |
134 | select PCI_GT64XXX_PCI0 |
135 | select PCI |
136 | select SYS_HAS_CPU_NEVADA |
137 | select SYS_HAS_EARLY_PRINTK |
138 | select SYS_SUPPORTS_32BIT_KERNEL |
139 | select SYS_SUPPORTS_64BIT_KERNEL |
140 | select SYS_SUPPORTS_LITTLE_ENDIAN |
141 | |
142 | config MACH_DECSTATION |
143 | bool "DECstations" |
144 | select BOOT_ELF32 |
145 | select CEVT_DS1287 |
146 | select CEVT_R4K |
147 | select CSRC_IOASIC |
148 | select CSRC_R4K |
149 | select CPU_DADDI_WORKAROUNDS if 64BIT |
150 | select CPU_R4000_WORKAROUNDS if 64BIT |
151 | select CPU_R4400_WORKAROUNDS if 64BIT |
152 | select DMA_NONCOHERENT |
153 | select NO_IOPORT |
154 | select IRQ_CPU |
155 | select SYS_HAS_CPU_R3000 |
156 | select SYS_HAS_CPU_R4X00 |
157 | select SYS_SUPPORTS_32BIT_KERNEL |
158 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
159 | select SYS_SUPPORTS_LITTLE_ENDIAN |
160 | select SYS_SUPPORTS_128HZ |
161 | select SYS_SUPPORTS_256HZ |
162 | select SYS_SUPPORTS_1024HZ |
163 | help |
164 | This enables support for DEC's MIPS based workstations. For details |
165 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the |
166 | DECstation porting pages on <http://decstation.unix-ag.org/>. |
167 | |
168 | If you have one of the following DECstation Models you definitely |
169 | want to choose R4xx0 for the CPU Type: |
170 | |
171 | DECstation 5000/50 |
172 | DECstation 5000/150 |
173 | DECstation 5000/260 |
174 | DECsystem 5900/260 |
175 | |
176 | otherwise choose R3000. |
177 | |
178 | config MACH_JAZZ |
179 | bool "Jazz family of machines" |
180 | select ARC |
181 | select ARC32 |
182 | select ARCH_MAY_HAVE_PC_FDC |
183 | select CEVT_R4K |
184 | select CSRC_R4K |
185 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
186 | select GENERIC_ISA_DMA |
187 | select HAVE_PCSPKR_PLATFORM |
188 | select IRQ_CPU |
189 | select I8253 |
190 | select I8259 |
191 | select ISA |
192 | select SYS_HAS_CPU_R4X00 |
193 | select SYS_SUPPORTS_32BIT_KERNEL |
194 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
195 | select SYS_SUPPORTS_100HZ |
196 | help |
197 | This a family of machines based on the MIPS R4030 chipset which was |
198 | used by several vendors to build RISC/os and Windows NT workstations. |
199 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
200 | Olivetti M700-10 workstations. |
201 | |
202 | config MACH_JZ4740 |
203 | bool "Ingenic JZ4740 based machines" |
204 | select SYS_HAS_CPU_MIPS32_R1 |
205 | select SYS_SUPPORTS_32BIT_KERNEL |
206 | select SYS_SUPPORTS_LITTLE_ENDIAN |
207 | select DMA_NONCOHERENT |
208 | select IRQ_CPU |
209 | select GENERIC_GPIO |
210 | select ARCH_REQUIRE_GPIOLIB |
211 | select SYS_HAS_EARLY_PRINTK |
212 | select HAVE_PWM |
213 | select HAVE_CLK |
214 | select GENERIC_IRQ_CHIP |
215 | select CPU_SUPPORTS_CPUFREQ |
216 | select SYS_SUPPORTS_ZBOOT_UART16550 |
217 | |
218 | config LANTIQ |
219 | bool "Lantiq based platforms" |
220 | select DMA_NONCOHERENT |
221 | select IRQ_CPU |
222 | select CEVT_R4K |
223 | select CSRC_R4K |
224 | select SYS_HAS_CPU_MIPS32_R1 |
225 | select SYS_HAS_CPU_MIPS32_R2 |
226 | select SYS_SUPPORTS_BIG_ENDIAN |
227 | select SYS_SUPPORTS_32BIT_KERNEL |
228 | select SYS_SUPPORTS_MULTITHREADING |
229 | select SYS_HAS_EARLY_PRINTK |
230 | select ARCH_REQUIRE_GPIOLIB |
231 | select SWAP_IO_SPACE |
232 | select BOOT_RAW |
233 | select HAVE_CLK |
234 | select MIPS_MACHINE |
235 | |
236 | config LASAT |
237 | bool "LASAT Networks platforms" |
238 | select CEVT_R4K |
239 | select CSRC_R4K |
240 | select DMA_NONCOHERENT |
241 | select SYS_HAS_EARLY_PRINTK |
242 | select HW_HAS_PCI |
243 | select IRQ_CPU |
244 | select PCI_GT64XXX_PCI0 |
245 | select MIPS_NILE4 |
246 | select R5000_CPU_SCACHE |
247 | select SYS_HAS_CPU_R5000 |
248 | select SYS_SUPPORTS_32BIT_KERNEL |
249 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN |
250 | select SYS_SUPPORTS_LITTLE_ENDIAN |
251 | |
252 | config MACH_LOONGSON |
253 | bool "Loongson family of machines" |
254 | select SYS_SUPPORTS_ZBOOT |
255 | help |
256 | This enables the support of Loongson family of machines. |
257 | |
258 | Loongson is a family of general-purpose MIPS-compatible CPUs. |
259 | developed at Institute of Computing Technology (ICT), |
260 | Chinese Academy of Sciences (CAS) in the People's Republic |
261 | of China. The chief architect is Professor Weiwu Hu. |
262 | |
263 | config MIPS_MALTA |
264 | bool "MIPS Malta board" |
265 | select ARCH_MAY_HAVE_PC_FDC |
266 | select BOOT_ELF32 |
267 | select BOOT_RAW |
268 | select CEVT_R4K |
269 | select CSRC_R4K |
270 | select DMA_NONCOHERENT |
271 | select GENERIC_ISA_DMA |
272 | select HAVE_PCSPKR_PLATFORM |
273 | select IRQ_CPU |
274 | select IRQ_GIC |
275 | select HW_HAS_PCI |
276 | select I8253 |
277 | select I8259 |
278 | select MIPS_BOARDS_GEN |
279 | select MIPS_BONITO64 |
280 | select MIPS_CPU_SCACHE |
281 | select PCI_GT64XXX_PCI0 |
282 | select MIPS_MSC |
283 | select SWAP_IO_SPACE |
284 | select SYS_HAS_CPU_MIPS32_R1 |
285 | select SYS_HAS_CPU_MIPS32_R2 |
286 | select SYS_HAS_CPU_MIPS64_R1 |
287 | select SYS_HAS_CPU_NEVADA |
288 | select SYS_HAS_CPU_RM7000 |
289 | select SYS_HAS_EARLY_PRINTK |
290 | select SYS_SUPPORTS_32BIT_KERNEL |
291 | select SYS_SUPPORTS_64BIT_KERNEL |
292 | select SYS_SUPPORTS_BIG_ENDIAN |
293 | select SYS_SUPPORTS_LITTLE_ENDIAN |
294 | select SYS_SUPPORTS_MIPS_CMP |
295 | select SYS_SUPPORTS_MULTITHREADING |
296 | select SYS_SUPPORTS_SMARTMIPS |
297 | select SYS_SUPPORTS_ZBOOT |
298 | help |
299 | This enables support for the MIPS Technologies Malta evaluation |
300 | board. |
301 | |
302 | config MIPS_SIM |
303 | bool 'MIPS simulator (MIPSsim)' |
304 | select CEVT_R4K |
305 | select CSRC_R4K |
306 | select DMA_NONCOHERENT |
307 | select SYS_HAS_EARLY_PRINTK |
308 | select IRQ_CPU |
309 | select BOOT_RAW |
310 | select SYS_HAS_CPU_MIPS32_R1 |
311 | select SYS_HAS_CPU_MIPS32_R2 |
312 | select SYS_HAS_EARLY_PRINTK |
313 | select SYS_SUPPORTS_32BIT_KERNEL |
314 | select SYS_SUPPORTS_BIG_ENDIAN |
315 | select SYS_SUPPORTS_MULTITHREADING |
316 | select SYS_SUPPORTS_LITTLE_ENDIAN |
317 | help |
318 | This option enables support for MIPS Technologies MIPSsim software |
319 | emulator. |
320 | |
321 | config NEC_MARKEINS |
322 | bool "NEC EMMA2RH Mark-eins board" |
323 | select SOC_EMMA2RH |
324 | select HW_HAS_PCI |
325 | help |
326 | This enables support for the NEC Electronics Mark-eins boards. |
327 | |
328 | config MACH_VR41XX |
329 | bool "NEC VR4100 series based machines" |
330 | select CEVT_R4K |
331 | select CSRC_R4K |
332 | select SYS_HAS_CPU_VR41XX |
333 | select ARCH_REQUIRE_GPIOLIB |
334 | |
335 | config NXP_STB220 |
336 | bool "NXP STB220 board" |
337 | select SOC_PNX833X |
338 | help |
339 | Support for NXP Semiconductors STB220 Development Board. |
340 | |
341 | config NXP_STB225 |
342 | bool "NXP 225 board" |
343 | select SOC_PNX833X |
344 | select SOC_PNX8335 |
345 | help |
346 | Support for NXP Semiconductors STB225 Development Board. |
347 | |
348 | config PNX8550_JBS |
349 | bool "NXP PNX8550 based JBS board" |
350 | select PNX8550 |
351 | select SYS_SUPPORTS_LITTLE_ENDIAN |
352 | |
353 | config PNX8550_STB810 |
354 | bool "NXP PNX8550 based STB810 board" |
355 | select PNX8550 |
356 | select SYS_SUPPORTS_LITTLE_ENDIAN |
357 | |
358 | config PMC_MSP |
359 | bool "PMC-Sierra MSP chipsets" |
360 | depends on EXPERIMENTAL |
361 | select CEVT_R4K |
362 | select CSRC_R4K |
363 | select DMA_NONCOHERENT |
364 | select SWAP_IO_SPACE |
365 | select NO_EXCEPT_FILL |
366 | select BOOT_RAW |
367 | select SYS_HAS_CPU_MIPS32_R1 |
368 | select SYS_HAS_CPU_MIPS32_R2 |
369 | select SYS_SUPPORTS_32BIT_KERNEL |
370 | select SYS_SUPPORTS_BIG_ENDIAN |
371 | select IRQ_CPU |
372 | select SERIAL_8250 |
373 | select SERIAL_8250_CONSOLE |
374 | help |
375 | This adds support for the PMC-Sierra family of Multi-Service |
376 | Processor System-On-A-Chips. These parts include a number |
377 | of integrated peripherals, interfaces and DSPs in addition to |
378 | a variety of MIPS cores. |
379 | |
380 | config PMC_YOSEMITE |
381 | bool "PMC-Sierra Yosemite eval board" |
382 | select CEVT_R4K |
383 | select CSRC_R4K |
384 | select DMA_COHERENT |
385 | select HW_HAS_PCI |
386 | select IRQ_CPU |
387 | select IRQ_CPU_RM7K |
388 | select IRQ_CPU_RM9K |
389 | select SWAP_IO_SPACE |
390 | select SYS_HAS_CPU_RM9000 |
391 | select SYS_HAS_EARLY_PRINTK |
392 | select SYS_SUPPORTS_32BIT_KERNEL |
393 | select SYS_SUPPORTS_64BIT_KERNEL |
394 | select SYS_SUPPORTS_BIG_ENDIAN |
395 | select SYS_SUPPORTS_HIGHMEM |
396 | select SYS_SUPPORTS_SMP |
397 | help |
398 | Yosemite is an evaluation board for the RM9000x2 processor |
399 | manufactured by PMC-Sierra. |
400 | |
401 | config POWERTV |
402 | bool "Cisco PowerTV" |
403 | select BOOT_ELF32 |
404 | select CEVT_R4K |
405 | select CPU_MIPSR2_IRQ_VI |
406 | select CPU_MIPSR2_IRQ_EI |
407 | select CSRC_POWERTV |
408 | select DMA_NONCOHERENT |
409 | select HW_HAS_PCI |
410 | select SYS_HAS_EARLY_PRINTK |
411 | select SYS_HAS_CPU_MIPS32_R2 |
412 | select SYS_SUPPORTS_32BIT_KERNEL |
413 | select SYS_SUPPORTS_BIG_ENDIAN |
414 | select SYS_SUPPORTS_HIGHMEM |
415 | select USB_OHCI_LITTLE_ENDIAN |
416 | help |
417 | This enables support for the Cisco PowerTV Platform. |
418 | |
419 | config SGI_IP22 |
420 | bool "SGI IP22 (Indy/Indigo2)" |
421 | select ARC |
422 | select ARC32 |
423 | select BOOT_ELF32 |
424 | select CEVT_R4K |
425 | select CSRC_R4K |
426 | select DEFAULT_SGI_PARTITION |
427 | select DMA_NONCOHERENT |
428 | select HW_HAS_EISA |
429 | select I8253 |
430 | select I8259 |
431 | select IP22_CPU_SCACHE |
432 | select IRQ_CPU |
433 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
434 | select SGI_HAS_I8042 |
435 | select SGI_HAS_INDYDOG |
436 | select SGI_HAS_HAL2 |
437 | select SGI_HAS_SEEQ |
438 | select SGI_HAS_WD93 |
439 | select SGI_HAS_ZILOG |
440 | select SWAP_IO_SPACE |
441 | select SYS_HAS_CPU_R4X00 |
442 | select SYS_HAS_CPU_R5000 |
443 | # |
444 | # Disable EARLY_PRINTK for now since it leads to overwritten prom |
445 | # memory during early boot on some machines. |
446 | # |
447 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com |
448 | # for a more details discussion |
449 | # |
450 | # select SYS_HAS_EARLY_PRINTK |
451 | select SYS_SUPPORTS_32BIT_KERNEL |
452 | select SYS_SUPPORTS_64BIT_KERNEL |
453 | select SYS_SUPPORTS_BIG_ENDIAN |
454 | help |
455 | This are the SGI Indy, Challenge S and Indigo2, as well as certain |
456 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel |
457 | that runs on these, say Y here. |
458 | |
459 | config SGI_IP27 |
460 | bool "SGI IP27 (Origin200/2000)" |
461 | select ARC |
462 | select ARC64 |
463 | select BOOT_ELF64 |
464 | select DEFAULT_SGI_PARTITION |
465 | select DMA_COHERENT |
466 | select SYS_HAS_EARLY_PRINTK |
467 | select HW_HAS_PCI |
468 | select NR_CPUS_DEFAULT_64 |
469 | select SYS_HAS_CPU_R10000 |
470 | select SYS_SUPPORTS_64BIT_KERNEL |
471 | select SYS_SUPPORTS_BIG_ENDIAN |
472 | select SYS_SUPPORTS_NUMA |
473 | select SYS_SUPPORTS_SMP |
474 | help |
475 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics |
476 | workstations. To compile a Linux kernel that runs on these, say Y |
477 | here. |
478 | |
479 | config SGI_IP28 |
480 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" |
481 | depends on EXPERIMENTAL |
482 | select ARC |
483 | select ARC64 |
484 | select BOOT_ELF64 |
485 | select CEVT_R4K |
486 | select CSRC_R4K |
487 | select DEFAULT_SGI_PARTITION |
488 | select DMA_NONCOHERENT |
489 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
490 | select IRQ_CPU |
491 | select HW_HAS_EISA |
492 | select I8253 |
493 | select I8259 |
494 | select SGI_HAS_I8042 |
495 | select SGI_HAS_INDYDOG |
496 | select SGI_HAS_HAL2 |
497 | select SGI_HAS_SEEQ |
498 | select SGI_HAS_WD93 |
499 | select SGI_HAS_ZILOG |
500 | select SWAP_IO_SPACE |
501 | select SYS_HAS_CPU_R10000 |
502 | # |
503 | # Disable EARLY_PRINTK for now since it leads to overwritten prom |
504 | # memory during early boot on some machines. |
505 | # |
506 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com |
507 | # for a more details discussion |
508 | # |
509 | # select SYS_HAS_EARLY_PRINTK |
510 | select SYS_SUPPORTS_64BIT_KERNEL |
511 | select SYS_SUPPORTS_BIG_ENDIAN |
512 | help |
513 | This is the SGI Indigo2 with R10000 processor. To compile a Linux |
514 | kernel that runs on these, say Y here. |
515 | |
516 | config SGI_IP32 |
517 | bool "SGI IP32 (O2)" |
518 | select ARC |
519 | select ARC32 |
520 | select BOOT_ELF32 |
521 | select CEVT_R4K |
522 | select CSRC_R4K |
523 | select DMA_NONCOHERENT |
524 | select HW_HAS_PCI |
525 | select IRQ_CPU |
526 | select R5000_CPU_SCACHE |
527 | select RM7000_CPU_SCACHE |
528 | select SYS_HAS_CPU_R5000 |
529 | select SYS_HAS_CPU_R10000 if BROKEN |
530 | select SYS_HAS_CPU_RM7000 |
531 | select SYS_HAS_CPU_NEVADA |
532 | select SYS_SUPPORTS_64BIT_KERNEL |
533 | select SYS_SUPPORTS_BIG_ENDIAN |
534 | help |
535 | If you want this kernel to run on SGI O2 workstation, say Y here. |
536 | |
537 | config SIBYTE_CRHINE |
538 | bool "Sibyte BCM91120C-CRhine" |
539 | depends on EXPERIMENTAL |
540 | select BOOT_ELF32 |
541 | select DMA_COHERENT |
542 | select SIBYTE_BCM1120 |
543 | select SWAP_IO_SPACE |
544 | select SYS_HAS_CPU_SB1 |
545 | select SYS_SUPPORTS_BIG_ENDIAN |
546 | select SYS_SUPPORTS_LITTLE_ENDIAN |
547 | |
548 | config SIBYTE_CARMEL |
549 | bool "Sibyte BCM91120x-Carmel" |
550 | depends on EXPERIMENTAL |
551 | select BOOT_ELF32 |
552 | select DMA_COHERENT |
553 | select SIBYTE_BCM1120 |
554 | select SWAP_IO_SPACE |
555 | select SYS_HAS_CPU_SB1 |
556 | select SYS_SUPPORTS_BIG_ENDIAN |
557 | select SYS_SUPPORTS_LITTLE_ENDIAN |
558 | |
559 | config SIBYTE_CRHONE |
560 | bool "Sibyte BCM91125C-CRhone" |
561 | depends on EXPERIMENTAL |
562 | select BOOT_ELF32 |
563 | select DMA_COHERENT |
564 | select SIBYTE_BCM1125 |
565 | select SWAP_IO_SPACE |
566 | select SYS_HAS_CPU_SB1 |
567 | select SYS_SUPPORTS_BIG_ENDIAN |
568 | select SYS_SUPPORTS_HIGHMEM |
569 | select SYS_SUPPORTS_LITTLE_ENDIAN |
570 | |
571 | config SIBYTE_RHONE |
572 | bool "Sibyte BCM91125E-Rhone" |
573 | depends on EXPERIMENTAL |
574 | select BOOT_ELF32 |
575 | select DMA_COHERENT |
576 | select SIBYTE_BCM1125H |
577 | select SWAP_IO_SPACE |
578 | select SYS_HAS_CPU_SB1 |
579 | select SYS_SUPPORTS_BIG_ENDIAN |
580 | select SYS_SUPPORTS_LITTLE_ENDIAN |
581 | |
582 | config SIBYTE_SWARM |
583 | bool "Sibyte BCM91250A-SWARM" |
584 | select BOOT_ELF32 |
585 | select DMA_COHERENT |
586 | select HAVE_PATA_PLATFORM |
587 | select NR_CPUS_DEFAULT_2 |
588 | select SIBYTE_SB1250 |
589 | select SWAP_IO_SPACE |
590 | select SYS_HAS_CPU_SB1 |
591 | select SYS_SUPPORTS_BIG_ENDIAN |
592 | select SYS_SUPPORTS_HIGHMEM |
593 | select SYS_SUPPORTS_LITTLE_ENDIAN |
594 | select ZONE_DMA32 if 64BIT |
595 | |
596 | config SIBYTE_LITTLESUR |
597 | bool "Sibyte BCM91250C2-LittleSur" |
598 | depends on EXPERIMENTAL |
599 | select BOOT_ELF32 |
600 | select DMA_COHERENT |
601 | select HAVE_PATA_PLATFORM |
602 | select NR_CPUS_DEFAULT_2 |
603 | select SIBYTE_SB1250 |
604 | select SWAP_IO_SPACE |
605 | select SYS_HAS_CPU_SB1 |
606 | select SYS_SUPPORTS_BIG_ENDIAN |
607 | select SYS_SUPPORTS_HIGHMEM |
608 | select SYS_SUPPORTS_LITTLE_ENDIAN |
609 | |
610 | config SIBYTE_SENTOSA |
611 | bool "Sibyte BCM91250E-Sentosa" |
612 | depends on EXPERIMENTAL |
613 | select BOOT_ELF32 |
614 | select DMA_COHERENT |
615 | select NR_CPUS_DEFAULT_2 |
616 | select SIBYTE_SB1250 |
617 | select SWAP_IO_SPACE |
618 | select SYS_HAS_CPU_SB1 |
619 | select SYS_SUPPORTS_BIG_ENDIAN |
620 | select SYS_SUPPORTS_LITTLE_ENDIAN |
621 | |
622 | config SIBYTE_BIGSUR |
623 | bool "Sibyte BCM91480B-BigSur" |
624 | select BOOT_ELF32 |
625 | select DMA_COHERENT |
626 | select NR_CPUS_DEFAULT_4 |
627 | select SIBYTE_BCM1x80 |
628 | select SWAP_IO_SPACE |
629 | select SYS_HAS_CPU_SB1 |
630 | select SYS_SUPPORTS_BIG_ENDIAN |
631 | select SYS_SUPPORTS_HIGHMEM |
632 | select SYS_SUPPORTS_LITTLE_ENDIAN |
633 | select ZONE_DMA32 if 64BIT |
634 | |
635 | config SNI_RM |
636 | bool "SNI RM200/300/400" |
637 | select ARC if CPU_LITTLE_ENDIAN |
638 | select ARC32 if CPU_LITTLE_ENDIAN |
639 | select SNIPROM if CPU_BIG_ENDIAN |
640 | select ARCH_MAY_HAVE_PC_FDC |
641 | select BOOT_ELF32 |
642 | select CEVT_R4K |
643 | select CSRC_R4K |
644 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
645 | select DMA_NONCOHERENT |
646 | select GENERIC_ISA_DMA |
647 | select HAVE_PCSPKR_PLATFORM |
648 | select HW_HAS_EISA |
649 | select HW_HAS_PCI |
650 | select IRQ_CPU |
651 | select I8253 |
652 | select I8259 |
653 | select ISA |
654 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
655 | select SYS_HAS_CPU_R4X00 |
656 | select SYS_HAS_CPU_R5000 |
657 | select SYS_HAS_CPU_R10000 |
658 | select R5000_CPU_SCACHE |
659 | select SYS_HAS_EARLY_PRINTK |
660 | select SYS_SUPPORTS_32BIT_KERNEL |
661 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
662 | select SYS_SUPPORTS_BIG_ENDIAN |
663 | select SYS_SUPPORTS_HIGHMEM |
664 | select SYS_SUPPORTS_LITTLE_ENDIAN |
665 | help |
666 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
667 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid |
668 | Technology and now in turn merged with Fujitsu. Say Y here to |
669 | support this machine type. |
670 | |
671 | config MACH_TX39XX |
672 | bool "Toshiba TX39 series based machines" |
673 | |
674 | config MACH_TX49XX |
675 | bool "Toshiba TX49 series based machines" |
676 | |
677 | config MIKROTIK_RB532 |
678 | bool "Mikrotik RB532 boards" |
679 | select CEVT_R4K |
680 | select CSRC_R4K |
681 | select DMA_NONCOHERENT |
682 | select HW_HAS_PCI |
683 | select IRQ_CPU |
684 | select SYS_HAS_CPU_MIPS32_R1 |
685 | select SYS_SUPPORTS_32BIT_KERNEL |
686 | select SYS_SUPPORTS_LITTLE_ENDIAN |
687 | select SWAP_IO_SPACE |
688 | select BOOT_RAW |
689 | select ARCH_REQUIRE_GPIOLIB |
690 | help |
691 | Support the Mikrotik(tm) RouterBoard 532 series, |
692 | based on the IDT RC32434 SoC. |
693 | |
694 | config WR_PPMC |
695 | bool "Wind River PPMC board" |
696 | select CEVT_R4K |
697 | select CSRC_R4K |
698 | select IRQ_CPU |
699 | select BOOT_ELF32 |
700 | select DMA_NONCOHERENT |
701 | select HW_HAS_PCI |
702 | select PCI_GT64XXX_PCI0 |
703 | select SWAP_IO_SPACE |
704 | select SYS_HAS_CPU_MIPS32_R1 |
705 | select SYS_HAS_CPU_MIPS32_R2 |
706 | select SYS_HAS_CPU_MIPS64_R1 |
707 | select SYS_HAS_CPU_NEVADA |
708 | select SYS_HAS_CPU_RM7000 |
709 | select SYS_SUPPORTS_32BIT_KERNEL |
710 | select SYS_SUPPORTS_64BIT_KERNEL |
711 | select SYS_SUPPORTS_BIG_ENDIAN |
712 | select SYS_SUPPORTS_LITTLE_ENDIAN |
713 | help |
714 | This enables support for the Wind River MIPS32 4KC PPMC evaluation |
715 | board, which is based on GT64120 bridge chip. |
716 | |
717 | config CAVIUM_OCTEON_SIMULATOR |
718 | bool "Cavium Networks Octeon Simulator" |
719 | select CEVT_R4K |
720 | select 64BIT_PHYS_ADDR |
721 | select DMA_COHERENT |
722 | select SYS_SUPPORTS_64BIT_KERNEL |
723 | select SYS_SUPPORTS_BIG_ENDIAN |
724 | select SYS_SUPPORTS_HOTPLUG_CPU |
725 | select SYS_HAS_CPU_CAVIUM_OCTEON |
726 | select HOLES_IN_ZONE |
727 | help |
728 | The Octeon simulator is software performance model of the Cavium |
729 | Octeon Processor. It supports simulating Octeon processors on x86 |
730 | hardware. |
731 | |
732 | config CAVIUM_OCTEON_REFERENCE_BOARD |
733 | bool "Cavium Networks Octeon reference board" |
734 | select CEVT_R4K |
735 | select 64BIT_PHYS_ADDR |
736 | select DMA_COHERENT |
737 | select SYS_SUPPORTS_64BIT_KERNEL |
738 | select SYS_SUPPORTS_BIG_ENDIAN |
739 | select SYS_SUPPORTS_HOTPLUG_CPU |
740 | select SYS_HAS_EARLY_PRINTK |
741 | select SYS_HAS_CPU_CAVIUM_OCTEON |
742 | select SWAP_IO_SPACE |
743 | select HW_HAS_PCI |
744 | select ARCH_SUPPORTS_MSI |
745 | select ZONE_DMA32 |
746 | select USB_ARCH_HAS_OHCI |
747 | select USB_ARCH_HAS_EHCI |
748 | select HOLES_IN_ZONE |
749 | help |
750 | This option supports all of the Octeon reference boards from Cavium |
751 | Networks. It builds a kernel that dynamically determines the Octeon |
752 | CPU type and supports all known board reference implementations. |
753 | Some of the supported boards are: |
754 | EBT3000 |
755 | EBH3000 |
756 | EBH3100 |
757 | Thunder |
758 | Kodama |
759 | Hikari |
760 | Say Y here for most Octeon reference boards. |
761 | |
762 | config NLM_XLR_BOARD |
763 | bool "Netlogic XLR/XLS based systems" |
764 | depends on EXPERIMENTAL |
765 | select BOOT_ELF32 |
766 | select NLM_COMMON |
767 | select SYS_HAS_CPU_XLR |
768 | select SYS_SUPPORTS_SMP |
769 | select HW_HAS_PCI |
770 | select SWAP_IO_SPACE |
771 | select SYS_SUPPORTS_32BIT_KERNEL |
772 | select SYS_SUPPORTS_64BIT_KERNEL |
773 | select 64BIT_PHYS_ADDR |
774 | select SYS_SUPPORTS_BIG_ENDIAN |
775 | select SYS_SUPPORTS_HIGHMEM |
776 | select DMA_COHERENT |
777 | select NR_CPUS_DEFAULT_32 |
778 | select CEVT_R4K |
779 | select CSRC_R4K |
780 | select IRQ_CPU |
781 | select ARCH_SUPPORTS_MSI |
782 | select ZONE_DMA if 64BIT |
783 | select SYNC_R4K |
784 | select SYS_HAS_EARLY_PRINTK |
785 | help |
786 | Support for systems based on Netlogic XLR and XLS processors. |
787 | Say Y here if you have a XLR or XLS based board. |
788 | |
789 | config NLM_XLP_BOARD |
790 | bool "Netlogic XLP based systems" |
791 | depends on EXPERIMENTAL |
792 | select BOOT_ELF32 |
793 | select NLM_COMMON |
794 | select SYS_HAS_CPU_XLP |
795 | select SYS_SUPPORTS_SMP |
796 | select HW_HAS_PCI |
797 | select SWAP_IO_SPACE |
798 | select SYS_SUPPORTS_32BIT_KERNEL |
799 | select SYS_SUPPORTS_64BIT_KERNEL |
800 | select 64BIT_PHYS_ADDR |
801 | select SYS_SUPPORTS_BIG_ENDIAN |
802 | select SYS_SUPPORTS_LITTLE_ENDIAN |
803 | select SYS_SUPPORTS_HIGHMEM |
804 | select DMA_COHERENT |
805 | select NR_CPUS_DEFAULT_32 |
806 | select CEVT_R4K |
807 | select CSRC_R4K |
808 | select IRQ_CPU |
809 | select ZONE_DMA if 64BIT |
810 | select SYNC_R4K |
811 | select SYS_HAS_EARLY_PRINTK |
812 | help |
813 | This board is based on Netlogic XLP Processor. |
814 | Say Y here if you have a XLP based board. |
815 | |
816 | endchoice |
817 | |
818 | source "arch/mips/alchemy/Kconfig" |
819 | source "arch/mips/ath79/Kconfig" |
820 | source "arch/mips/bcm47xx/Kconfig" |
821 | source "arch/mips/bcm63xx/Kconfig" |
822 | source "arch/mips/jazz/Kconfig" |
823 | source "arch/mips/jz4740/Kconfig" |
824 | source "arch/mips/lantiq/Kconfig" |
825 | source "arch/mips/lasat/Kconfig" |
826 | source "arch/mips/pmc-sierra/Kconfig" |
827 | source "arch/mips/powertv/Kconfig" |
828 | source "arch/mips/sgi-ip27/Kconfig" |
829 | source "arch/mips/sibyte/Kconfig" |
830 | source "arch/mips/txx9/Kconfig" |
831 | source "arch/mips/vr41xx/Kconfig" |
832 | source "arch/mips/cavium-octeon/Kconfig" |
833 | source "arch/mips/loongson/Kconfig" |
834 | source "arch/mips/netlogic/Kconfig" |
835 | |
836 | endmenu |
837 | |
838 | config RWSEM_GENERIC_SPINLOCK |
839 | bool |
840 | default y |
841 | |
842 | config RWSEM_XCHGADD_ALGORITHM |
843 | bool |
844 | |
845 | config ARCH_HAS_ILOG2_U32 |
846 | bool |
847 | default n |
848 | |
849 | config ARCH_HAS_ILOG2_U64 |
850 | bool |
851 | default n |
852 | |
853 | config GENERIC_HWEIGHT |
854 | bool |
855 | default y |
856 | |
857 | config GENERIC_CALIBRATE_DELAY |
858 | bool |
859 | default y |
860 | |
861 | config GENERIC_CLOCKEVENTS |
862 | bool |
863 | default y |
864 | |
865 | config GENERIC_CMOS_UPDATE |
866 | bool |
867 | default y |
868 | |
869 | config SCHED_OMIT_FRAME_POINTER |
870 | bool |
871 | default y |
872 | |
873 | # |
874 | # Select some configuration options automatically based on user selections. |
875 | # |
876 | config ARC |
877 | bool |
878 | |
879 | config ARCH_MAY_HAVE_PC_FDC |
880 | bool |
881 | |
882 | config BOOT_RAW |
883 | bool |
884 | |
885 | config CEVT_BCM1480 |
886 | bool |
887 | |
888 | config CEVT_DS1287 |
889 | bool |
890 | |
891 | config CEVT_GT641XX |
892 | bool |
893 | |
894 | config CEVT_R4K_LIB |
895 | bool |
896 | |
897 | config CEVT_R4K |
898 | select CEVT_R4K_LIB |
899 | bool |
900 | |
901 | config CEVT_SB1250 |
902 | bool |
903 | |
904 | config CEVT_TXX9 |
905 | bool |
906 | |
907 | config CSRC_BCM1480 |
908 | bool |
909 | |
910 | config CSRC_IOASIC |
911 | bool |
912 | |
913 | config CSRC_POWERTV |
914 | bool |
915 | |
916 | config CSRC_R4K_LIB |
917 | bool |
918 | |
919 | config CSRC_R4K |
920 | select CSRC_R4K_LIB |
921 | bool |
922 | |
923 | config CSRC_SB1250 |
924 | bool |
925 | |
926 | config GPIO_TXX9 |
927 | select GENERIC_GPIO |
928 | select ARCH_REQUIRE_GPIOLIB |
929 | bool |
930 | |
931 | config CFE |
932 | bool |
933 | |
934 | config ARCH_DMA_ADDR_T_64BIT |
935 | def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT |
936 | |
937 | config DMA_COHERENT |
938 | bool |
939 | |
940 | config DMA_NONCOHERENT |
941 | bool |
942 | select NEED_DMA_MAP_STATE |
943 | |
944 | config NEED_DMA_MAP_STATE |
945 | bool |
946 | |
947 | config SYS_HAS_EARLY_PRINTK |
948 | bool |
949 | |
950 | config HOTPLUG_CPU |
951 | bool "Support for hot-pluggable CPUs" |
952 | depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU |
953 | help |
954 | Say Y here to allow turning CPUs off and on. CPUs can be |
955 | controlled through /sys/devices/system/cpu. |
956 | (Note: power management support will enable this option |
957 | automatically on SMP systems. ) |
958 | Say N if you want to disable CPU hotplug. |
959 | |
960 | config SYS_SUPPORTS_HOTPLUG_CPU |
961 | bool |
962 | |
963 | config I8259 |
964 | bool |
965 | |
966 | config MIPS_BONITO64 |
967 | bool |
968 | |
969 | config MIPS_MSC |
970 | bool |
971 | |
972 | config MIPS_NILE4 |
973 | bool |
974 | |
975 | config MIPS_DISABLE_OBSOLETE_IDE |
976 | bool |
977 | |
978 | config SYNC_R4K |
979 | bool |
980 | |
981 | config MIPS_MACHINE |
982 | def_bool n |
983 | |
984 | config NO_IOPORT |
985 | def_bool n |
986 | |
987 | config GENERIC_ISA_DMA |
988 | bool |
989 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n |
990 | select ISA_DMA_API |
991 | |
992 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
993 | bool |
994 | select GENERIC_ISA_DMA |
995 | |
996 | config ISA_DMA_API |
997 | bool |
998 | |
999 | config GENERIC_GPIO |
1000 | bool |
1001 | |
1002 | config HOLES_IN_ZONE |
1003 | bool |
1004 | |
1005 | # |
1006 | # Endianess selection. Sufficiently obscure so many users don't know what to |
1007 | # answer,so we try hard to limit the available choices. Also the use of a |
1008 | # choice statement should be more obvious to the user. |
1009 | # |
1010 | choice |
1011 | prompt "Endianess selection" |
1012 | help |
1013 | Some MIPS machines can be configured for either little or big endian |
1014 | byte order. These modes require different kernels and a different |
1015 | Linux distribution. In general there is one preferred byteorder for a |
1016 | particular system but some systems are just as commonly used in the |
1017 | one or the other endianness. |
1018 | |
1019 | config CPU_BIG_ENDIAN |
1020 | bool "Big endian" |
1021 | depends on SYS_SUPPORTS_BIG_ENDIAN |
1022 | |
1023 | config CPU_LITTLE_ENDIAN |
1024 | bool "Little endian" |
1025 | depends on SYS_SUPPORTS_LITTLE_ENDIAN |
1026 | help |
1027 | |
1028 | endchoice |
1029 | |
1030 | config EXPORT_UASM |
1031 | bool |
1032 | |
1033 | config SYS_SUPPORTS_APM_EMULATION |
1034 | bool |
1035 | |
1036 | config SYS_SUPPORTS_BIG_ENDIAN |
1037 | bool |
1038 | |
1039 | config SYS_SUPPORTS_LITTLE_ENDIAN |
1040 | bool |
1041 | |
1042 | config SYS_SUPPORTS_HUGETLBFS |
1043 | bool |
1044 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT |
1045 | default y |
1046 | |
1047 | config IRQ_CPU |
1048 | bool |
1049 | |
1050 | config IRQ_CPU_RM7K |
1051 | bool |
1052 | |
1053 | config IRQ_CPU_RM9K |
1054 | bool |
1055 | |
1056 | config IRQ_MSP_SLP |
1057 | bool |
1058 | |
1059 | config IRQ_MSP_CIC |
1060 | bool |
1061 | |
1062 | config IRQ_TXX9 |
1063 | bool |
1064 | |
1065 | config IRQ_GT641XX |
1066 | bool |
1067 | |
1068 | config IRQ_GIC |
1069 | bool |
1070 | |
1071 | config MIPS_BOARDS_GEN |
1072 | bool |
1073 | |
1074 | config PCI_GT64XXX_PCI0 |
1075 | bool |
1076 | |
1077 | config NO_EXCEPT_FILL |
1078 | bool |
1079 | |
1080 | config MIPS_RM9122 |
1081 | bool |
1082 | select SERIAL_RM9000 |
1083 | |
1084 | config SOC_EMMA2RH |
1085 | bool |
1086 | select CEVT_R4K |
1087 | select CSRC_R4K |
1088 | select DMA_NONCOHERENT |
1089 | select IRQ_CPU |
1090 | select SWAP_IO_SPACE |
1091 | select SYS_HAS_CPU_R5500 |
1092 | select SYS_SUPPORTS_32BIT_KERNEL |
1093 | select SYS_SUPPORTS_64BIT_KERNEL |
1094 | select SYS_SUPPORTS_BIG_ENDIAN |
1095 | |
1096 | config SOC_PNX833X |
1097 | bool |
1098 | select CEVT_R4K |
1099 | select CSRC_R4K |
1100 | select IRQ_CPU |
1101 | select DMA_NONCOHERENT |
1102 | select SYS_HAS_CPU_MIPS32_R2 |
1103 | select SYS_SUPPORTS_32BIT_KERNEL |
1104 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1105 | select SYS_SUPPORTS_BIG_ENDIAN |
1106 | select GENERIC_GPIO |
1107 | select CPU_MIPSR2_IRQ_VI |
1108 | |
1109 | config SOC_PNX8335 |
1110 | bool |
1111 | select SOC_PNX833X |
1112 | |
1113 | config PNX8550 |
1114 | bool |
1115 | select SOC_PNX8550 |
1116 | |
1117 | config SOC_PNX8550 |
1118 | bool |
1119 | select DMA_NONCOHERENT |
1120 | select HW_HAS_PCI |
1121 | select SYS_HAS_CPU_MIPS32_R1 |
1122 | select SYS_HAS_EARLY_PRINTK |
1123 | select SYS_SUPPORTS_32BIT_KERNEL |
1124 | select GENERIC_GPIO |
1125 | |
1126 | config SWAP_IO_SPACE |
1127 | bool |
1128 | |
1129 | config SERIAL_RM9000 |
1130 | bool |
1131 | |
1132 | config SGI_HAS_INDYDOG |
1133 | bool |
1134 | |
1135 | config SGI_HAS_HAL2 |
1136 | bool |
1137 | |
1138 | config SGI_HAS_SEEQ |
1139 | bool |
1140 | |
1141 | config SGI_HAS_WD93 |
1142 | bool |
1143 | |
1144 | config SGI_HAS_ZILOG |
1145 | bool |
1146 | |
1147 | config SGI_HAS_I8042 |
1148 | bool |
1149 | |
1150 | config DEFAULT_SGI_PARTITION |
1151 | bool |
1152 | |
1153 | config ARC32 |
1154 | bool |
1155 | |
1156 | config SNIPROM |
1157 | bool |
1158 | |
1159 | config BOOT_ELF32 |
1160 | bool |
1161 | |
1162 | config MIPS_L1_CACHE_SHIFT |
1163 | int |
1164 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL |
1165 | default "6" if MIPS_CPU_SCACHE |
1166 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
1167 | default "5" |
1168 | |
1169 | config HAVE_STD_PC_SERIAL_PORT |
1170 | bool |
1171 | |
1172 | config ARC_CONSOLE |
1173 | bool "ARC console support" |
1174 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1175 | |
1176 | config ARC_MEMORY |
1177 | bool |
1178 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1179 | default y |
1180 | |
1181 | config ARC_PROMLIB |
1182 | bool |
1183 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1184 | default y |
1185 | |
1186 | config ARC64 |
1187 | bool |
1188 | |
1189 | config BOOT_ELF64 |
1190 | bool |
1191 | |
1192 | menu "CPU selection" |
1193 | |
1194 | choice |
1195 | prompt "CPU type" |
1196 | default CPU_R4X00 |
1197 | |
1198 | config CPU_LOONGSON2E |
1199 | bool "Loongson 2E" |
1200 | depends on SYS_HAS_CPU_LOONGSON2E |
1201 | select CPU_LOONGSON2 |
1202 | help |
1203 | The Loongson 2E processor implements the MIPS III instruction set |
1204 | with many extensions. |
1205 | |
1206 | It has an internal FPGA northbridge, which is compatible to |
1207 | bonito64. |
1208 | |
1209 | config CPU_LOONGSON2F |
1210 | bool "Loongson 2F" |
1211 | depends on SYS_HAS_CPU_LOONGSON2F |
1212 | select CPU_LOONGSON2 |
1213 | select GENERIC_GPIO |
1214 | select ARCH_REQUIRE_GPIOLIB |
1215 | help |
1216 | The Loongson 2F processor implements the MIPS III instruction set |
1217 | with many extensions. |
1218 | |
1219 | Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller |
1220 | have a similar programming interface with FPGA northbridge used in |
1221 | Loongson2E. |
1222 | |
1223 | config CPU_MIPS32_R1 |
1224 | bool "MIPS32 Release 1" |
1225 | depends on SYS_HAS_CPU_MIPS32_R1 |
1226 | select CPU_HAS_PREFETCH |
1227 | select CPU_SUPPORTS_32BIT_KERNEL |
1228 | select CPU_SUPPORTS_HIGHMEM |
1229 | help |
1230 | Choose this option to build a kernel for release 1 or later of the |
1231 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1232 | MIPS processor are based on a MIPS32 processor. If you know the |
1233 | specific type of processor in your system, choose those that one |
1234 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. |
1235 | Release 2 of the MIPS32 architecture is available since several |
1236 | years so chances are you even have a MIPS32 Release 2 processor |
1237 | in which case you should choose CPU_MIPS32_R2 instead for better |
1238 | performance. |
1239 | |
1240 | config CPU_MIPS32_R2 |
1241 | bool "MIPS32 Release 2" |
1242 | depends on SYS_HAS_CPU_MIPS32_R2 |
1243 | select CPU_HAS_PREFETCH |
1244 | select CPU_SUPPORTS_32BIT_KERNEL |
1245 | select CPU_SUPPORTS_HIGHMEM |
1246 | help |
1247 | Choose this option to build a kernel for release 2 or later of the |
1248 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1249 | MIPS processor are based on a MIPS32 processor. If you know the |
1250 | specific type of processor in your system, choose those that one |
1251 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. |
1252 | |
1253 | config CPU_MIPS64_R1 |
1254 | bool "MIPS64 Release 1" |
1255 | depends on SYS_HAS_CPU_MIPS64_R1 |
1256 | select CPU_HAS_PREFETCH |
1257 | select CPU_SUPPORTS_32BIT_KERNEL |
1258 | select CPU_SUPPORTS_64BIT_KERNEL |
1259 | select CPU_SUPPORTS_HIGHMEM |
1260 | select CPU_SUPPORTS_HUGEPAGES |
1261 | help |
1262 | Choose this option to build a kernel for release 1 or later of the |
1263 | MIPS64 architecture. Many modern embedded systems with a 64-bit |
1264 | MIPS processor are based on a MIPS64 processor. If you know the |
1265 | specific type of processor in your system, choose those that one |
1266 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. |
1267 | Release 2 of the MIPS64 architecture is available since several |
1268 | years so chances are you even have a MIPS64 Release 2 processor |
1269 | in which case you should choose CPU_MIPS64_R2 instead for better |
1270 | performance. |
1271 | |
1272 | config CPU_MIPS64_R2 |
1273 | bool "MIPS64 Release 2" |
1274 | depends on SYS_HAS_CPU_MIPS64_R2 |
1275 | select CPU_HAS_PREFETCH |
1276 | select CPU_SUPPORTS_32BIT_KERNEL |
1277 | select CPU_SUPPORTS_64BIT_KERNEL |
1278 | select CPU_SUPPORTS_HIGHMEM |
1279 | select CPU_SUPPORTS_HUGEPAGES |
1280 | help |
1281 | Choose this option to build a kernel for release 2 or later of the |
1282 | MIPS64 architecture. Many modern embedded systems with a 64-bit |
1283 | MIPS processor are based on a MIPS64 processor. If you know the |
1284 | specific type of processor in your system, choose those that one |
1285 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. |
1286 | |
1287 | config CPU_R3000 |
1288 | bool "R3000" |
1289 | depends on SYS_HAS_CPU_R3000 |
1290 | select CPU_HAS_WB |
1291 | select CPU_SUPPORTS_32BIT_KERNEL |
1292 | select CPU_SUPPORTS_HIGHMEM |
1293 | help |
1294 | Please make sure to pick the right CPU type. Linux/MIPS is not |
1295 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will |
1296 | *not* work on R4000 machines and vice versa. However, since most |
1297 | of the supported machines have an R4000 (or similar) CPU, R4x00 |
1298 | might be a safe bet. If the resulting kernel does not work, |
1299 | try to recompile with R3000. |
1300 | |
1301 | config CPU_TX39XX |
1302 | bool "R39XX" |
1303 | depends on SYS_HAS_CPU_TX39XX |
1304 | select CPU_SUPPORTS_32BIT_KERNEL |
1305 | |
1306 | config CPU_VR41XX |
1307 | bool "R41xx" |
1308 | depends on SYS_HAS_CPU_VR41XX |
1309 | select CPU_SUPPORTS_32BIT_KERNEL |
1310 | select CPU_SUPPORTS_64BIT_KERNEL |
1311 | help |
1312 | The options selects support for the NEC VR4100 series of processors. |
1313 | Only choose this option if you have one of these processors as a |
1314 | kernel built with this option will not run on any other type of |
1315 | processor or vice versa. |
1316 | |
1317 | config CPU_R4300 |
1318 | bool "R4300" |
1319 | depends on SYS_HAS_CPU_R4300 |
1320 | select CPU_SUPPORTS_32BIT_KERNEL |
1321 | select CPU_SUPPORTS_64BIT_KERNEL |
1322 | help |
1323 | MIPS Technologies R4300-series processors. |
1324 | |
1325 | config CPU_R4X00 |
1326 | bool "R4x00" |
1327 | depends on SYS_HAS_CPU_R4X00 |
1328 | select CPU_SUPPORTS_32BIT_KERNEL |
1329 | select CPU_SUPPORTS_64BIT_KERNEL |
1330 | help |
1331 | MIPS Technologies R4000-series processors other than 4300, including |
1332 | the R4000, R4400, R4600, and 4700. |
1333 | |
1334 | config CPU_TX49XX |
1335 | bool "R49XX" |
1336 | depends on SYS_HAS_CPU_TX49XX |
1337 | select CPU_HAS_PREFETCH |
1338 | select CPU_SUPPORTS_32BIT_KERNEL |
1339 | select CPU_SUPPORTS_64BIT_KERNEL |
1340 | |
1341 | config CPU_R5000 |
1342 | bool "R5000" |
1343 | depends on SYS_HAS_CPU_R5000 |
1344 | select CPU_SUPPORTS_32BIT_KERNEL |
1345 | select CPU_SUPPORTS_64BIT_KERNEL |
1346 | help |
1347 | MIPS Technologies R5000-series processors other than the Nevada. |
1348 | |
1349 | config CPU_R5432 |
1350 | bool "R5432" |
1351 | depends on SYS_HAS_CPU_R5432 |
1352 | select CPU_SUPPORTS_32BIT_KERNEL |
1353 | select CPU_SUPPORTS_64BIT_KERNEL |
1354 | |
1355 | config CPU_R5500 |
1356 | bool "R5500" |
1357 | depends on SYS_HAS_CPU_R5500 |
1358 | select CPU_SUPPORTS_32BIT_KERNEL |
1359 | select CPU_SUPPORTS_64BIT_KERNEL |
1360 | select CPU_SUPPORTS_HUGEPAGES |
1361 | help |
1362 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV |
1363 | instruction set. |
1364 | |
1365 | config CPU_R6000 |
1366 | bool "R6000" |
1367 | depends on EXPERIMENTAL |
1368 | depends on SYS_HAS_CPU_R6000 |
1369 | select CPU_SUPPORTS_32BIT_KERNEL |
1370 | help |
1371 | MIPS Technologies R6000 and R6000A series processors. Note these |
1372 | processors are extremely rare and the support for them is incomplete. |
1373 | |
1374 | config CPU_NEVADA |
1375 | bool "RM52xx" |
1376 | depends on SYS_HAS_CPU_NEVADA |
1377 | select CPU_SUPPORTS_32BIT_KERNEL |
1378 | select CPU_SUPPORTS_64BIT_KERNEL |
1379 | help |
1380 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. |
1381 | |
1382 | config CPU_R8000 |
1383 | bool "R8000" |
1384 | depends on EXPERIMENTAL |
1385 | depends on SYS_HAS_CPU_R8000 |
1386 | select CPU_HAS_PREFETCH |
1387 | select CPU_SUPPORTS_64BIT_KERNEL |
1388 | help |
1389 | MIPS Technologies R8000 processors. Note these processors are |
1390 | uncommon and the support for them is incomplete. |
1391 | |
1392 | config CPU_R10000 |
1393 | bool "R10000" |
1394 | depends on SYS_HAS_CPU_R10000 |
1395 | select CPU_HAS_PREFETCH |
1396 | select CPU_SUPPORTS_32BIT_KERNEL |
1397 | select CPU_SUPPORTS_64BIT_KERNEL |
1398 | select CPU_SUPPORTS_HIGHMEM |
1399 | help |
1400 | MIPS Technologies R10000-series processors. |
1401 | |
1402 | config CPU_RM7000 |
1403 | bool "RM7000" |
1404 | depends on SYS_HAS_CPU_RM7000 |
1405 | select CPU_HAS_PREFETCH |
1406 | select CPU_SUPPORTS_32BIT_KERNEL |
1407 | select CPU_SUPPORTS_64BIT_KERNEL |
1408 | select CPU_SUPPORTS_HIGHMEM |
1409 | |
1410 | config CPU_RM9000 |
1411 | bool "RM9000" |
1412 | depends on SYS_HAS_CPU_RM9000 |
1413 | select CPU_HAS_PREFETCH |
1414 | select CPU_SUPPORTS_32BIT_KERNEL |
1415 | select CPU_SUPPORTS_64BIT_KERNEL |
1416 | select CPU_SUPPORTS_HIGHMEM |
1417 | select WEAK_ORDERING |
1418 | |
1419 | config CPU_SB1 |
1420 | bool "SB1" |
1421 | depends on SYS_HAS_CPU_SB1 |
1422 | select CPU_SUPPORTS_32BIT_KERNEL |
1423 | select CPU_SUPPORTS_64BIT_KERNEL |
1424 | select CPU_SUPPORTS_HIGHMEM |
1425 | select WEAK_ORDERING |
1426 | |
1427 | config CPU_CAVIUM_OCTEON |
1428 | bool "Cavium Octeon processor" |
1429 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
1430 | select CPU_HAS_PREFETCH |
1431 | select CPU_SUPPORTS_64BIT_KERNEL |
1432 | select SYS_SUPPORTS_SMP |
1433 | select NR_CPUS_DEFAULT_16 |
1434 | select WEAK_ORDERING |
1435 | select CPU_SUPPORTS_HIGHMEM |
1436 | select CPU_SUPPORTS_HUGEPAGES |
1437 | help |
1438 | The Cavium Octeon processor is a highly integrated chip containing |
1439 | many ethernet hardware widgets for networking tasks. The processor |
1440 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. |
1441 | Full details can be found at http://www.caviumnetworks.com. |
1442 | |
1443 | config CPU_BMIPS3300 |
1444 | bool "BMIPS3300" |
1445 | depends on SYS_HAS_CPU_BMIPS3300 |
1446 | select CPU_BMIPS |
1447 | help |
1448 | Broadcom BMIPS3300 processors. |
1449 | |
1450 | config CPU_BMIPS4350 |
1451 | bool "BMIPS4350" |
1452 | depends on SYS_HAS_CPU_BMIPS4350 |
1453 | select CPU_BMIPS |
1454 | select SYS_SUPPORTS_SMP |
1455 | select SYS_SUPPORTS_HOTPLUG_CPU |
1456 | help |
1457 | Broadcom BMIPS4350 ("VIPER") processors. |
1458 | |
1459 | config CPU_BMIPS4380 |
1460 | bool "BMIPS4380" |
1461 | depends on SYS_HAS_CPU_BMIPS4380 |
1462 | select CPU_BMIPS |
1463 | select SYS_SUPPORTS_SMP |
1464 | select SYS_SUPPORTS_HOTPLUG_CPU |
1465 | help |
1466 | Broadcom BMIPS4380 processors. |
1467 | |
1468 | config CPU_BMIPS5000 |
1469 | bool "BMIPS5000" |
1470 | depends on SYS_HAS_CPU_BMIPS5000 |
1471 | select CPU_BMIPS |
1472 | select CPU_SUPPORTS_HIGHMEM |
1473 | select MIPS_CPU_SCACHE |
1474 | select SYS_SUPPORTS_SMP |
1475 | select SYS_SUPPORTS_HOTPLUG_CPU |
1476 | help |
1477 | Broadcom BMIPS5000 processors. |
1478 | |
1479 | config CPU_XLR |
1480 | bool "Netlogic XLR SoC" |
1481 | depends on SYS_HAS_CPU_XLR |
1482 | select CPU_SUPPORTS_32BIT_KERNEL |
1483 | select CPU_SUPPORTS_64BIT_KERNEL |
1484 | select CPU_SUPPORTS_HIGHMEM |
1485 | select WEAK_ORDERING |
1486 | select WEAK_REORDERING_BEYOND_LLSC |
1487 | select CPU_SUPPORTS_HUGEPAGES |
1488 | help |
1489 | Netlogic Microsystems XLR/XLS processors. |
1490 | |
1491 | config CPU_XLP |
1492 | bool "Netlogic XLP SoC" |
1493 | depends on SYS_HAS_CPU_XLP |
1494 | select CPU_SUPPORTS_32BIT_KERNEL |
1495 | select CPU_SUPPORTS_64BIT_KERNEL |
1496 | select CPU_SUPPORTS_HIGHMEM |
1497 | select CPU_HAS_LLSC |
1498 | select WEAK_ORDERING |
1499 | select WEAK_REORDERING_BEYOND_LLSC |
1500 | select CPU_HAS_PREFETCH |
1501 | help |
1502 | Netlogic Microsystems XLP processors. |
1503 | endchoice |
1504 | |
1505 | if CPU_LOONGSON2F |
1506 | config CPU_NOP_WORKAROUNDS |
1507 | bool |
1508 | |
1509 | config CPU_JUMP_WORKAROUNDS |
1510 | bool |
1511 | |
1512 | config CPU_LOONGSON2F_WORKAROUNDS |
1513 | bool "Loongson 2F Workarounds" |
1514 | default y |
1515 | select CPU_NOP_WORKAROUNDS |
1516 | select CPU_JUMP_WORKAROUNDS |
1517 | help |
1518 | Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which |
1519 | require workarounds. Without workarounds the system may hang |
1520 | unexpectedly. For more information please refer to the gas |
1521 | -mfix-loongson2f-nop and -mfix-loongson2f-jump options. |
1522 | |
1523 | Loongson 2F03 and later have fixed these issues and no workarounds |
1524 | are needed. The workarounds have no significant side effect on them |
1525 | but may decrease the performance of the system so this option should |
1526 | be disabled unless the kernel is intended to be run on 2F01 or 2F02 |
1527 | systems. |
1528 | |
1529 | If unsure, please say Y. |
1530 | endif # CPU_LOONGSON2F |
1531 | |
1532 | config SYS_SUPPORTS_ZBOOT |
1533 | bool |
1534 | select HAVE_KERNEL_GZIP |
1535 | select HAVE_KERNEL_BZIP2 |
1536 | select HAVE_KERNEL_LZMA |
1537 | select HAVE_KERNEL_LZO |
1538 | |
1539 | config SYS_SUPPORTS_ZBOOT_UART16550 |
1540 | bool |
1541 | select SYS_SUPPORTS_ZBOOT |
1542 | |
1543 | config CPU_LOONGSON2 |
1544 | bool |
1545 | select CPU_SUPPORTS_32BIT_KERNEL |
1546 | select CPU_SUPPORTS_64BIT_KERNEL |
1547 | select CPU_SUPPORTS_HIGHMEM |
1548 | |
1549 | config CPU_BMIPS |
1550 | bool |
1551 | select CPU_MIPS32 |
1552 | select CPU_SUPPORTS_32BIT_KERNEL |
1553 | select DMA_NONCOHERENT |
1554 | select IRQ_CPU |
1555 | select SWAP_IO_SPACE |
1556 | select WEAK_ORDERING |
1557 | |
1558 | config SYS_HAS_CPU_LOONGSON2E |
1559 | bool |
1560 | |
1561 | config SYS_HAS_CPU_LOONGSON2F |
1562 | bool |
1563 | select CPU_SUPPORTS_CPUFREQ |
1564 | select CPU_SUPPORTS_ADDRWINCFG if 64BIT |
1565 | select CPU_SUPPORTS_UNCACHED_ACCELERATED |
1566 | |
1567 | config SYS_HAS_CPU_MIPS32_R1 |
1568 | bool |
1569 | |
1570 | config SYS_HAS_CPU_MIPS32_R2 |
1571 | bool |
1572 | |
1573 | config SYS_HAS_CPU_MIPS64_R1 |
1574 | bool |
1575 | |
1576 | config SYS_HAS_CPU_MIPS64_R2 |
1577 | bool |
1578 | |
1579 | config SYS_HAS_CPU_R3000 |
1580 | bool |
1581 | |
1582 | config SYS_HAS_CPU_TX39XX |
1583 | bool |
1584 | |
1585 | config SYS_HAS_CPU_VR41XX |
1586 | bool |
1587 | |
1588 | config SYS_HAS_CPU_R4300 |
1589 | bool |
1590 | |
1591 | config SYS_HAS_CPU_R4X00 |
1592 | bool |
1593 | |
1594 | config SYS_HAS_CPU_TX49XX |
1595 | bool |
1596 | |
1597 | config SYS_HAS_CPU_R5000 |
1598 | bool |
1599 | |
1600 | config SYS_HAS_CPU_R5432 |
1601 | bool |
1602 | |
1603 | config SYS_HAS_CPU_R5500 |
1604 | bool |
1605 | |
1606 | config SYS_HAS_CPU_R6000 |
1607 | bool |
1608 | |
1609 | config SYS_HAS_CPU_NEVADA |
1610 | bool |
1611 | |
1612 | config SYS_HAS_CPU_R8000 |
1613 | bool |
1614 | |
1615 | config SYS_HAS_CPU_R10000 |
1616 | bool |
1617 | |
1618 | config SYS_HAS_CPU_RM7000 |
1619 | bool |
1620 | |
1621 | config SYS_HAS_CPU_RM9000 |
1622 | bool |
1623 | |
1624 | config SYS_HAS_CPU_SB1 |
1625 | bool |
1626 | |
1627 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1628 | bool |
1629 | |
1630 | config SYS_HAS_CPU_BMIPS3300 |
1631 | bool |
1632 | |
1633 | config SYS_HAS_CPU_BMIPS4350 |
1634 | bool |
1635 | |
1636 | config SYS_HAS_CPU_BMIPS4380 |
1637 | bool |
1638 | |
1639 | config SYS_HAS_CPU_BMIPS5000 |
1640 | bool |
1641 | |
1642 | config SYS_HAS_CPU_XLR |
1643 | bool |
1644 | |
1645 | config SYS_HAS_CPU_XLP |
1646 | bool |
1647 | |
1648 | # |
1649 | # CPU may reorder R->R, R->W, W->R, W->W |
1650 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC |
1651 | # |
1652 | config WEAK_ORDERING |
1653 | bool |
1654 | |
1655 | # |
1656 | # CPU may reorder reads and writes beyond LL/SC |
1657 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC |
1658 | # |
1659 | config WEAK_REORDERING_BEYOND_LLSC |
1660 | bool |
1661 | endmenu |
1662 | |
1663 | # |
1664 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
1665 | # |
1666 | config CPU_MIPS32 |
1667 | bool |
1668 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 |
1669 | |
1670 | config CPU_MIPS64 |
1671 | bool |
1672 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 |
1673 | |
1674 | # |
1675 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
1676 | # |
1677 | config CPU_MIPSR1 |
1678 | bool |
1679 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 |
1680 | |
1681 | config CPU_MIPSR2 |
1682 | bool |
1683 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
1684 | |
1685 | config SYS_SUPPORTS_32BIT_KERNEL |
1686 | bool |
1687 | config SYS_SUPPORTS_64BIT_KERNEL |
1688 | bool |
1689 | config CPU_SUPPORTS_32BIT_KERNEL |
1690 | bool |
1691 | config CPU_SUPPORTS_64BIT_KERNEL |
1692 | bool |
1693 | config CPU_SUPPORTS_CPUFREQ |
1694 | bool |
1695 | config CPU_SUPPORTS_ADDRWINCFG |
1696 | bool |
1697 | config CPU_SUPPORTS_HUGEPAGES |
1698 | bool |
1699 | config CPU_SUPPORTS_UNCACHED_ACCELERATED |
1700 | bool |
1701 | config MIPS_PGD_C0_CONTEXT |
1702 | bool |
1703 | default y if 64BIT && CPU_MIPSR2 |
1704 | |
1705 | # |
1706 | # Set to y for ptrace access to watch registers. |
1707 | # |
1708 | config HARDWARE_WATCHPOINTS |
1709 | bool |
1710 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
1711 | |
1712 | menu "Kernel type" |
1713 | |
1714 | choice |
1715 | |
1716 | prompt "Kernel code model" |
1717 | help |
1718 | You should only select this option if you have a workload that |
1719 | actually benefits from 64-bit processing or if your machine has |
1720 | large memory. You will only be presented a single option in this |
1721 | menu if your system does not support both 32-bit and 64-bit kernels. |
1722 | |
1723 | config 32BIT |
1724 | bool "32-bit kernel" |
1725 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL |
1726 | select TRAD_SIGNALS |
1727 | help |
1728 | Select this option if you want to build a 32-bit kernel. |
1729 | config 64BIT |
1730 | bool "64-bit kernel" |
1731 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL |
1732 | select HAVE_SYSCALL_WRAPPERS |
1733 | help |
1734 | Select this option if you want to build a 64-bit kernel. |
1735 | |
1736 | endchoice |
1737 | |
1738 | choice |
1739 | prompt "Kernel page size" |
1740 | default PAGE_SIZE_4KB |
1741 | |
1742 | config PAGE_SIZE_4KB |
1743 | bool "4kB" |
1744 | depends on !CPU_LOONGSON2 |
1745 | help |
1746 | This option select the standard 4kB Linux page size. On some |
1747 | R3000-family processors this is the only available page size. Using |
1748 | 4kB page size will minimize memory consumption and is therefore |
1749 | recommended for low memory systems. |
1750 | |
1751 | config PAGE_SIZE_8KB |
1752 | bool "8kB" |
1753 | depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON |
1754 | help |
1755 | Using 8kB page size will result in higher performance kernel at |
1756 | the price of higher memory consumption. This option is available |
1757 | only on R8000 and cnMIPS processors. Note that you will need a |
1758 | suitable Linux distribution to support this. |
1759 | |
1760 | config PAGE_SIZE_16KB |
1761 | bool "16kB" |
1762 | depends on !CPU_R3000 && !CPU_TX39XX |
1763 | help |
1764 | Using 16kB page size will result in higher performance kernel at |
1765 | the price of higher memory consumption. This option is available on |
1766 | all non-R3000 family processors. Note that you will need a suitable |
1767 | Linux distribution to support this. |
1768 | |
1769 | config PAGE_SIZE_32KB |
1770 | bool "32kB" |
1771 | depends on CPU_CAVIUM_OCTEON |
1772 | help |
1773 | Using 32kB page size will result in higher performance kernel at |
1774 | the price of higher memory consumption. This option is available |
1775 | only on cnMIPS cores. Note that you will need a suitable Linux |
1776 | distribution to support this. |
1777 | |
1778 | config PAGE_SIZE_64KB |
1779 | bool "64kB" |
1780 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX |
1781 | help |
1782 | Using 64kB page size will result in higher performance kernel at |
1783 | the price of higher memory consumption. This option is available on |
1784 | all non-R3000 family processor. Not that at the time of this |
1785 | writing this option is still high experimental. |
1786 | |
1787 | endchoice |
1788 | |
1789 | config FORCE_MAX_ZONEORDER |
1790 | int "Maximum zone order" |
1791 | range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB |
1792 | default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB |
1793 | range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB |
1794 | default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB |
1795 | range 11 64 |
1796 | default "11" |
1797 | help |
1798 | The kernel memory allocator divides physically contiguous memory |
1799 | blocks into "zones", where each zone is a power of two number of |
1800 | pages. This option selects the largest power of two that the kernel |
1801 | keeps in the memory allocator. If you need to allocate very large |
1802 | blocks of physically contiguous memory, then you may need to |
1803 | increase this value. |
1804 | |
1805 | This config option is actually maximum order plus one. For example, |
1806 | a value of 11 means that the largest free memory block is 2^10 pages. |
1807 | |
1808 | The page size is not necessarily 4KB. Keep this in mind |
1809 | when choosing a value for this option. |
1810 | |
1811 | config BOARD_SCACHE |
1812 | bool |
1813 | |
1814 | config IP22_CPU_SCACHE |
1815 | bool |
1816 | select BOARD_SCACHE |
1817 | |
1818 | # |
1819 | # Support for a MIPS32 / MIPS64 style S-caches |
1820 | # |
1821 | config MIPS_CPU_SCACHE |
1822 | bool |
1823 | select BOARD_SCACHE |
1824 | |
1825 | config R5000_CPU_SCACHE |
1826 | bool |
1827 | select BOARD_SCACHE |
1828 | |
1829 | config RM7000_CPU_SCACHE |
1830 | bool |
1831 | select BOARD_SCACHE |
1832 | |
1833 | config SIBYTE_DMA_PAGEOPS |
1834 | bool "Use DMA to clear/copy pages" |
1835 | depends on CPU_SB1 |
1836 | help |
1837 | Instead of using the CPU to zero and copy pages, use a Data Mover |
1838 | channel. These DMA channels are otherwise unused by the standard |
1839 | SiByte Linux port. Seems to give a small performance benefit. |
1840 | |
1841 | config CPU_HAS_PREFETCH |
1842 | bool |
1843 | |
1844 | choice |
1845 | prompt "MIPS MT options" |
1846 | |
1847 | config MIPS_MT_DISABLED |
1848 | bool "Disable multithreading support." |
1849 | help |
1850 | Use this option if your workload can't take advantage of |
1851 | MIPS hardware multithreading support. On systems that don't have |
1852 | the option of an MT-enabled processor this option will be the only |
1853 | option in this menu. |
1854 | |
1855 | config MIPS_MT_SMP |
1856 | bool "Use 1 TC on each available VPE for SMP" |
1857 | depends on SYS_SUPPORTS_MULTITHREADING |
1858 | select CPU_MIPSR2_IRQ_VI |
1859 | select CPU_MIPSR2_IRQ_EI |
1860 | select MIPS_MT |
1861 | select NR_CPUS_DEFAULT_2 |
1862 | select SMP |
1863 | select SYS_SUPPORTS_SCHED_SMT if SMP |
1864 | select SYS_SUPPORTS_SMP |
1865 | select SMP_UP |
1866 | help |
1867 | This is a kernel model which is known a VSMP but lately has been |
1868 | marketesed into SMVP. |
1869 | Virtual SMP uses the processor's VPEs to implement virtual |
1870 | processors. In currently available configuration of the 34K processor |
1871 | this allows for a dual processor. Both processors will share the same |
1872 | primary caches; each will obtain the half of the TLB for it's own |
1873 | exclusive use. For a layman this model can be described as similar to |
1874 | what Intel calls Hyperthreading. |
1875 | |
1876 | For further information see http://www.linux-mips.org/wiki/34K#VSMP |
1877 | |
1878 | config MIPS_MT_SMTC |
1879 | bool "SMTC: Use all TCs on all VPEs for SMP" |
1880 | depends on CPU_MIPS32_R2 |
1881 | #depends on CPU_MIPS64_R2 # once there is hardware ... |
1882 | depends on SYS_SUPPORTS_MULTITHREADING |
1883 | select CPU_MIPSR2_IRQ_VI |
1884 | select CPU_MIPSR2_IRQ_EI |
1885 | select MIPS_MT |
1886 | select NR_CPUS_DEFAULT_8 |
1887 | select SMP |
1888 | select SYS_SUPPORTS_SMP |
1889 | select SMP_UP |
1890 | help |
1891 | This is a kernel model which is known a SMTC or lately has been |
1892 | marketesed into SMVP. |
1893 | is presenting the available TC's of the core as processors to Linux. |
1894 | On currently available 34K processors this means a Linux system will |
1895 | see up to 5 processors. The implementation of the SMTC kernel differs |
1896 | significantly from VSMP and cannot efficiently coexist in the same |
1897 | kernel binary so the choice between VSMP and SMTC is a compile time |
1898 | decision. |
1899 | |
1900 | For further information see http://www.linux-mips.org/wiki/34K#SMTC |
1901 | |
1902 | endchoice |
1903 | |
1904 | config MIPS_MT |
1905 | bool |
1906 | |
1907 | config SCHED_SMT |
1908 | bool "SMT (multithreading) scheduler support" |
1909 | depends on SYS_SUPPORTS_SCHED_SMT |
1910 | default n |
1911 | help |
1912 | SMT scheduler support improves the CPU scheduler's decision making |
1913 | when dealing with MIPS MT enabled cores at a cost of slightly |
1914 | increased overhead in some places. If unsure say N here. |
1915 | |
1916 | config SYS_SUPPORTS_SCHED_SMT |
1917 | bool |
1918 | |
1919 | |
1920 | config SYS_SUPPORTS_MULTITHREADING |
1921 | bool |
1922 | |
1923 | config MIPS_MT_FPAFF |
1924 | bool "Dynamic FPU affinity for FP-intensive threads" |
1925 | default y |
1926 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1927 | |
1928 | config MIPS_VPE_LOADER |
1929 | bool "VPE loader support." |
1930 | depends on SYS_SUPPORTS_MULTITHREADING |
1931 | select CPU_MIPSR2_IRQ_VI |
1932 | select CPU_MIPSR2_IRQ_EI |
1933 | select MIPS_MT |
1934 | help |
1935 | Includes a loader for loading an elf relocatable object |
1936 | onto another VPE and running it. |
1937 | |
1938 | config MIPS_MT_SMTC_IM_BACKSTOP |
1939 | bool "Use per-TC register bits as backstop for inhibited IM bits" |
1940 | depends on MIPS_MT_SMTC |
1941 | default n |
1942 | help |
1943 | To support multiple TC microthreads acting as "CPUs" within |
1944 | a VPE, VPE-wide interrupt mask bits must be specially manipulated |
1945 | during interrupt handling. To support legacy drivers and interrupt |
1946 | controller management code, SMTC has a "backstop" to track and |
1947 | if necessary restore the interrupt mask. This has some performance |
1948 | impact on interrupt service overhead. |
1949 | |
1950 | config MIPS_MT_SMTC_IRQAFF |
1951 | bool "Support IRQ affinity API" |
1952 | depends on MIPS_MT_SMTC |
1953 | default n |
1954 | help |
1955 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) |
1956 | for SMTC Linux kernel. Requires platform support, of which |
1957 | an example can be found in the MIPS kernel i8259 and Malta |
1958 | platform code. Adds some overhead to interrupt dispatch, and |
1959 | should be used only if you know what you are doing. |
1960 | |
1961 | config MIPS_VPE_LOADER_TOM |
1962 | bool "Load VPE program into memory hidden from linux" |
1963 | depends on MIPS_VPE_LOADER |
1964 | default y |
1965 | help |
1966 | The loader can use memory that is present but has been hidden from |
1967 | Linux using the kernel command line option "mem=xxMB". It's up to |
1968 | you to ensure the amount you put in the option and the space your |
1969 | program requires is less or equal to the amount physically present. |
1970 | |
1971 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm |
1972 | config MIPS_VPE_APSP_API |
1973 | bool "Enable support for AP/SP API (RTLX)" |
1974 | depends on MIPS_VPE_LOADER |
1975 | help |
1976 | |
1977 | config MIPS_APSP_KSPD |
1978 | bool "Enable KSPD" |
1979 | depends on MIPS_VPE_APSP_API |
1980 | default y |
1981 | help |
1982 | KSPD is a kernel daemon that accepts syscall requests from the SP |
1983 | side, actions them and returns the results. It also handles the |
1984 | "exit" syscall notifying other kernel modules the SP program is |
1985 | exiting. You probably want to say yes here. |
1986 | |
1987 | config MIPS_CMP |
1988 | bool "MIPS CMP framework support" |
1989 | depends on SYS_SUPPORTS_MIPS_CMP |
1990 | select SYNC_R4K |
1991 | select SYS_SUPPORTS_SMP |
1992 | select SYS_SUPPORTS_SCHED_SMT if SMP |
1993 | select WEAK_ORDERING |
1994 | default n |
1995 | help |
1996 | This is a placeholder option for the GCMP work. It will need to |
1997 | be handled differently... |
1998 | |
1999 | config SB1_PASS_1_WORKAROUNDS |
2000 | bool |
2001 | depends on CPU_SB1_PASS_1 |
2002 | default y |
2003 | |
2004 | config SB1_PASS_2_WORKAROUNDS |
2005 | bool |
2006 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) |
2007 | default y |
2008 | |
2009 | config SB1_PASS_2_1_WORKAROUNDS |
2010 | bool |
2011 | depends on CPU_SB1 && CPU_SB1_PASS_2 |
2012 | default y |
2013 | |
2014 | config 64BIT_PHYS_ADDR |
2015 | bool |
2016 | |
2017 | config ARCH_PHYS_ADDR_T_64BIT |
2018 | def_bool 64BIT_PHYS_ADDR |
2019 | |
2020 | config CPU_HAS_SMARTMIPS |
2021 | depends on SYS_SUPPORTS_SMARTMIPS |
2022 | bool "Support for the SmartMIPS ASE" |
2023 | help |
2024 | SmartMIPS is a extension of the MIPS32 architecture aimed at |
2025 | increased security at both hardware and software level for |
2026 | smartcards. Enabling this option will allow proper use of the |
2027 | SmartMIPS instructions by Linux applications. However a kernel with |
2028 | this option will not work on a MIPS core without SmartMIPS core. If |
2029 | you don't know you probably don't have SmartMIPS and should say N |
2030 | here. |
2031 | |
2032 | config CPU_HAS_WB |
2033 | bool |
2034 | |
2035 | config XKS01 |
2036 | bool |
2037 | |
2038 | # |
2039 | # Vectored interrupt mode is an R2 feature |
2040 | # |
2041 | config CPU_MIPSR2_IRQ_VI |
2042 | bool |
2043 | |
2044 | # |
2045 | # Extended interrupt mode is an R2 feature |
2046 | # |
2047 | config CPU_MIPSR2_IRQ_EI |
2048 | bool |
2049 | |
2050 | config CPU_HAS_SYNC |
2051 | bool |
2052 | depends on !CPU_R3000 |
2053 | default y |
2054 | |
2055 | config GENERIC_CLOCKEVENTS_BROADCAST |
2056 | bool |
2057 | |
2058 | # |
2059 | # CPU non-features |
2060 | # |
2061 | config CPU_DADDI_WORKAROUNDS |
2062 | bool |
2063 | |
2064 | config CPU_R4000_WORKAROUNDS |
2065 | bool |
2066 | select CPU_R4400_WORKAROUNDS |
2067 | |
2068 | config CPU_R4400_WORKAROUNDS |
2069 | bool |
2070 | |
2071 | # |
2072 | # - Highmem only makes sense for the 32-bit kernel. |
2073 | # - The current highmem code will only work properly on physically indexed |
2074 | # caches such as R3000, SB1, R7000 or those that look like they're virtually |
2075 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the |
2076 | # moment we protect the user and offer the highmem option only on machines |
2077 | # where it's known to be safe. This will not offer highmem on a few systems |
2078 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically |
2079 | # indexed CPUs but we're playing safe. |
2080 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
2081 | # know they might have memory configurations that could make use of highmem |
2082 | # support. |
2083 | # |
2084 | config HIGHMEM |
2085 | bool "High Memory Support" |
2086 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
2087 | |
2088 | config CPU_SUPPORTS_HIGHMEM |
2089 | bool |
2090 | |
2091 | config SYS_SUPPORTS_HIGHMEM |
2092 | bool |
2093 | |
2094 | config SYS_SUPPORTS_SMARTMIPS |
2095 | bool |
2096 | |
2097 | config ARCH_FLATMEM_ENABLE |
2098 | def_bool y |
2099 | depends on !NUMA && !CPU_LOONGSON2 |
2100 | |
2101 | config ARCH_DISCONTIGMEM_ENABLE |
2102 | bool |
2103 | default y if SGI_IP27 |
2104 | help |
2105 | Say Y to support efficient handling of discontiguous physical memory, |
2106 | for architectures which are either NUMA (Non-Uniform Memory Access) |
2107 | or have huge holes in the physical address space for other reasons. |
2108 | See <file:Documentation/vm/numa> for more. |
2109 | |
2110 | config ARCH_SPARSEMEM_ENABLE |
2111 | bool |
2112 | select SPARSEMEM_STATIC |
2113 | |
2114 | config NUMA |
2115 | bool "NUMA Support" |
2116 | depends on SYS_SUPPORTS_NUMA |
2117 | help |
2118 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory |
2119 | Access). This option improves performance on systems with more |
2120 | than two nodes; on two node systems it is generally better to |
2121 | leave it disabled; on single node systems disable this option |
2122 | disabled. |
2123 | |
2124 | config SYS_SUPPORTS_NUMA |
2125 | bool |
2126 | |
2127 | config NODES_SHIFT |
2128 | int |
2129 | default "6" |
2130 | depends on NEED_MULTIPLE_NODES |
2131 | |
2132 | config HW_PERF_EVENTS |
2133 | bool "Enable hardware performance counter support for perf events" |
2134 | depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON) |
2135 | default y |
2136 | help |
2137 | Enable hardware performance counter support for perf events. If |
2138 | disabled, perf events will use software events only. |
2139 | |
2140 | source "mm/Kconfig" |
2141 | |
2142 | config SMP |
2143 | bool "Multi-Processing support" |
2144 | depends on SYS_SUPPORTS_SMP |
2145 | select IRQ_PER_CPU |
2146 | select USE_GENERIC_SMP_HELPERS |
2147 | help |
2148 | This enables support for systems with more than one CPU. If you have |
2149 | a system with only one CPU, like most personal computers, say N. If |
2150 | you have a system with more than one CPU, say Y. |
2151 | |
2152 | If you say N here, the kernel will run on single and multiprocessor |
2153 | machines, but will use only one CPU of a multiprocessor machine. If |
2154 | you say Y here, the kernel will run on many, but not all, |
2155 | singleprocessor machines. On a singleprocessor machine, the kernel |
2156 | will run faster if you say N here. |
2157 | |
2158 | People using multiprocessor machines who say Y here should also say |
2159 | Y to "Enhanced Real Time Clock Support", below. |
2160 | |
2161 | See also the SMP-HOWTO available at |
2162 | <http://www.tldp.org/docs.html#howto>. |
2163 | |
2164 | If you don't know what to do here, say N. |
2165 | |
2166 | config SMP_UP |
2167 | bool |
2168 | |
2169 | config SYS_SUPPORTS_MIPS_CMP |
2170 | bool |
2171 | |
2172 | config SYS_SUPPORTS_SMP |
2173 | bool |
2174 | |
2175 | config NR_CPUS_DEFAULT_1 |
2176 | bool |
2177 | |
2178 | config NR_CPUS_DEFAULT_2 |
2179 | bool |
2180 | |
2181 | config NR_CPUS_DEFAULT_4 |
2182 | bool |
2183 | |
2184 | config NR_CPUS_DEFAULT_8 |
2185 | bool |
2186 | |
2187 | config NR_CPUS_DEFAULT_16 |
2188 | bool |
2189 | |
2190 | config NR_CPUS_DEFAULT_32 |
2191 | bool |
2192 | |
2193 | config NR_CPUS_DEFAULT_64 |
2194 | bool |
2195 | |
2196 | config NR_CPUS |
2197 | int "Maximum number of CPUs (2-64)" |
2198 | range 1 64 if NR_CPUS_DEFAULT_1 |
2199 | depends on SMP |
2200 | default "1" if NR_CPUS_DEFAULT_1 |
2201 | default "2" if NR_CPUS_DEFAULT_2 |
2202 | default "4" if NR_CPUS_DEFAULT_4 |
2203 | default "8" if NR_CPUS_DEFAULT_8 |
2204 | default "16" if NR_CPUS_DEFAULT_16 |
2205 | default "32" if NR_CPUS_DEFAULT_32 |
2206 | default "64" if NR_CPUS_DEFAULT_64 |
2207 | help |
2208 | This allows you to specify the maximum number of CPUs which this |
2209 | kernel will support. The maximum supported value is 32 for 32-bit |
2210 | kernel and 64 for 64-bit kernels; the minimum value which makes |
2211 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
2212 | and 2 for all others. |
2213 | |
2214 | This is purely to save memory - each supported CPU adds |
2215 | approximately eight kilobytes to the kernel image. For best |
2216 | performance should round up your number of processors to the next |
2217 | power of two. |
2218 | |
2219 | source "kernel/time/Kconfig" |
2220 | |
2221 | # |
2222 | # Timer Interrupt Frequency Configuration |
2223 | # |
2224 | |
2225 | choice |
2226 | prompt "Timer frequency" |
2227 | default HZ_250 |
2228 | help |
2229 | Allows the configuration of the timer frequency. |
2230 | |
2231 | config HZ_48 |
2232 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
2233 | |
2234 | config HZ_100 |
2235 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ |
2236 | |
2237 | config HZ_128 |
2238 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ |
2239 | |
2240 | config HZ_250 |
2241 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ |
2242 | |
2243 | config HZ_256 |
2244 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ |
2245 | |
2246 | config HZ_1000 |
2247 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ |
2248 | |
2249 | config HZ_1024 |
2250 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ |
2251 | |
2252 | endchoice |
2253 | |
2254 | config SYS_SUPPORTS_48HZ |
2255 | bool |
2256 | |
2257 | config SYS_SUPPORTS_100HZ |
2258 | bool |
2259 | |
2260 | config SYS_SUPPORTS_128HZ |
2261 | bool |
2262 | |
2263 | config SYS_SUPPORTS_250HZ |
2264 | bool |
2265 | |
2266 | config SYS_SUPPORTS_256HZ |
2267 | bool |
2268 | |
2269 | config SYS_SUPPORTS_1000HZ |
2270 | bool |
2271 | |
2272 | config SYS_SUPPORTS_1024HZ |
2273 | bool |
2274 | |
2275 | config SYS_SUPPORTS_ARBIT_HZ |
2276 | bool |
2277 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ |
2278 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ |
2279 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ |
2280 | !SYS_SUPPORTS_1024HZ |
2281 | |
2282 | config HZ |
2283 | int |
2284 | default 48 if HZ_48 |
2285 | default 100 if HZ_100 |
2286 | default 128 if HZ_128 |
2287 | default 250 if HZ_250 |
2288 | default 256 if HZ_256 |
2289 | default 1000 if HZ_1000 |
2290 | default 1024 if HZ_1024 |
2291 | |
2292 | source "kernel/Kconfig.preempt" |
2293 | |
2294 | config KEXEC |
2295 | bool "Kexec system call (EXPERIMENTAL)" |
2296 | depends on EXPERIMENTAL |
2297 | help |
2298 | kexec is a system call that implements the ability to shutdown your |
2299 | current kernel, and to start another kernel. It is like a reboot |
2300 | but it is independent of the system firmware. And like a reboot |
2301 | you can start any kernel with it, not just Linux. |
2302 | |
2303 | The name comes from the similarity to the exec system call. |
2304 | |
2305 | It is an ongoing process to be certain the hardware in a machine |
2306 | is properly shutdown, so do not be surprised if this code does not |
2307 | initially work for you. It may help to enable device hotplugging |
2308 | support. As of this writing the exact hardware interface is |
2309 | strongly in flux, so no good recommendation can be made. |
2310 | |
2311 | config SECCOMP |
2312 | bool "Enable seccomp to safely compute untrusted bytecode" |
2313 | depends on PROC_FS |
2314 | default y |
2315 | help |
2316 | This kernel feature is useful for number crunching applications |
2317 | that may need to compute untrusted bytecode during their |
2318 | execution. By using pipes or other transports made available to |
2319 | the process as file descriptors supporting the read/write |
2320 | syscalls, it's possible to isolate those applications in |
2321 | their own address space using seccomp. Once seccomp is |
2322 | enabled via /proc/<pid>/seccomp, it cannot be disabled |
2323 | and the task is only allowed to execute a few safe syscalls |
2324 | defined by each seccomp mode. |
2325 | |
2326 | If unsure, say Y. Only embedded should say N here. |
2327 | |
2328 | config USE_OF |
2329 | bool "Flattened Device Tree support" |
2330 | select OF |
2331 | select OF_EARLY_FLATTREE |
2332 | help |
2333 | Include support for flattened device tree machine descriptions. |
2334 | |
2335 | endmenu |
2336 | |
2337 | config LOCKDEP_SUPPORT |
2338 | bool |
2339 | default y |
2340 | |
2341 | config STACKTRACE_SUPPORT |
2342 | bool |
2343 | default y |
2344 | |
2345 | source "init/Kconfig" |
2346 | |
2347 | source "kernel/Kconfig.freezer" |
2348 | |
2349 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
2350 | |
2351 | config HW_HAS_EISA |
2352 | bool |
2353 | config HW_HAS_PCI |
2354 | bool |
2355 | |
2356 | config PCI |
2357 | bool "Support for PCI controller" |
2358 | depends on HW_HAS_PCI |
2359 | select PCI_DOMAINS |
2360 | select GENERIC_PCI_IOMAP |
2361 | select NO_GENERIC_PCI_IOPORT_MAP |
2362 | help |
2363 | Find out whether you have a PCI motherboard. PCI is the name of a |
2364 | bus system, i.e. the way the CPU talks to the other stuff inside |
2365 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, |
2366 | say Y, otherwise N. |
2367 | |
2368 | config PCI_DOMAINS |
2369 | bool |
2370 | |
2371 | source "drivers/pci/Kconfig" |
2372 | |
2373 | # |
2374 | # ISA support is now enabled via select. Too many systems still have the one |
2375 | # or other ISA chip on the board that users don't know about so don't expect |
2376 | # users to choose the right thing ... |
2377 | # |
2378 | config ISA |
2379 | bool |
2380 | |
2381 | config EISA |
2382 | bool "EISA support" |
2383 | depends on HW_HAS_EISA |
2384 | select ISA |
2385 | select GENERIC_ISA_DMA |
2386 | ---help--- |
2387 | The Extended Industry Standard Architecture (EISA) bus was |
2388 | developed as an open alternative to the IBM MicroChannel bus. |
2389 | |
2390 | The EISA bus provided some of the features of the IBM MicroChannel |
2391 | bus while maintaining backward compatibility with cards made for |
2392 | the older ISA bus. The EISA bus saw limited use between 1988 and |
2393 | 1995 when it was made obsolete by the PCI bus. |
2394 | |
2395 | Say Y here if you are building a kernel for an EISA-based machine. |
2396 | |
2397 | Otherwise, say N. |
2398 | |
2399 | source "drivers/eisa/Kconfig" |
2400 | |
2401 | config TC |
2402 | bool "TURBOchannel support" |
2403 | depends on MACH_DECSTATION |
2404 | help |
2405 | TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS |
2406 | processors. TURBOchannel programming specifications are available |
2407 | at: |
2408 | <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> |
2409 | and: |
2410 | <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> |
2411 | Linux driver support status is documented at: |
2412 | <http://www.linux-mips.org/wiki/DECstation> |
2413 | |
2414 | config MMU |
2415 | bool |
2416 | default y |
2417 | |
2418 | config I8253 |
2419 | bool |
2420 | select CLKSRC_I8253 |
2421 | select CLKEVT_I8253 |
2422 | select MIPS_EXTERNAL_TIMER |
2423 | |
2424 | config ZONE_DMA32 |
2425 | bool |
2426 | |
2427 | source "drivers/pcmcia/Kconfig" |
2428 | |
2429 | source "drivers/pci/hotplug/Kconfig" |
2430 | |
2431 | config RAPIDIO |
2432 | bool "RapidIO support" |
2433 | depends on PCI |
2434 | default n |
2435 | help |
2436 | If you say Y here, the kernel will include drivers and |
2437 | infrastructure code to support RapidIO interconnect devices. |
2438 | |
2439 | source "drivers/rapidio/Kconfig" |
2440 | |
2441 | endmenu |
2442 | |
2443 | menu "Executable file formats" |
2444 | |
2445 | source "fs/Kconfig.binfmt" |
2446 | |
2447 | config TRAD_SIGNALS |
2448 | bool |
2449 | |
2450 | config MIPS32_COMPAT |
2451 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" |
2452 | depends on 64BIT |
2453 | help |
2454 | Select this option if you want Linux/MIPS 32-bit binary |
2455 | compatibility. Since all software available for Linux/MIPS is |
2456 | currently 32-bit you should say Y here. |
2457 | |
2458 | config COMPAT |
2459 | bool |
2460 | depends on MIPS32_COMPAT |
2461 | default y |
2462 | |
2463 | config SYSVIPC_COMPAT |
2464 | bool |
2465 | depends on COMPAT && SYSVIPC |
2466 | default y |
2467 | |
2468 | config MIPS32_O32 |
2469 | bool "Kernel support for o32 binaries" |
2470 | depends on MIPS32_COMPAT |
2471 | help |
2472 | Select this option if you want to run o32 binaries. These are pure |
2473 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of |
2474 | existing binaries are in this format. |
2475 | |
2476 | If unsure, say Y. |
2477 | |
2478 | config MIPS32_N32 |
2479 | bool "Kernel support for n32 binaries" |
2480 | depends on MIPS32_COMPAT |
2481 | help |
2482 | Select this option if you want to run n32 binaries. These are |
2483 | 64-bit binaries using 32-bit quantities for addressing and certain |
2484 | data that would normally be 64-bit. They are used in special |
2485 | cases. |
2486 | |
2487 | If unsure, say N. |
2488 | |
2489 | config BINFMT_ELF32 |
2490 | bool |
2491 | default y if MIPS32_O32 || MIPS32_N32 |
2492 | |
2493 | endmenu |
2494 | |
2495 | menu "Power management options" |
2496 | |
2497 | config ARCH_HIBERNATION_POSSIBLE |
2498 | def_bool y |
2499 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
2500 | |
2501 | config ARCH_SUSPEND_POSSIBLE |
2502 | def_bool y |
2503 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
2504 | |
2505 | source "kernel/power/Kconfig" |
2506 | |
2507 | endmenu |
2508 | |
2509 | source "arch/mips/kernel/cpufreq/Kconfig" |
2510 | |
2511 | source "net/Kconfig" |
2512 | |
2513 | source "drivers/Kconfig" |
2514 | |
2515 | source "fs/Kconfig" |
2516 | |
2517 | source "arch/mips/Kconfig.debug" |
2518 | |
2519 | source "security/Kconfig" |
2520 | |
2521 | source "crypto/Kconfig" |
2522 | |
2523 | source "lib/Kconfig" |
2524 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9