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Commit | Line | Data |
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1da177e4 LT |
1 | # |
2 | # For a description of the syntax of this configuration file, | |
3 | # see Documentation/kbuild/kconfig-language.txt. | |
4 | # | |
5 | ||
6 | mainmenu "Linux/SuperH Kernel Configuration" | |
7 | ||
8 | config SUPERH | |
ea0e1a9a | 9 | def_bool y |
7a440c95 | 10 | select EMBEDDED |
9483a578 | 11 | select HAVE_CLK |
ec7748b5 | 12 | select HAVE_IDE |
c601a51a | 13 | select HAVE_LMB |
42d4b839 | 14 | select HAVE_OPROFILE |
9de90ac2 | 15 | select HAVE_GENERIC_DMA_COHERENT |
21944781 | 16 | select HAVE_IOREMAP_PROT if MMU |
d7b01f78 | 17 | select HAVE_ARCH_TRACEHOOK |
f802d969 | 18 | select HAVE_DMA_API_DEBUG |
73c926be | 19 | select HAVE_DMA_ATTRS |
cdd6c482 | 20 | select HAVE_PERF_EVENTS |
df8ce259 | 21 | select HAVE_KERNEL_GZIP |
07e88e1b PM |
22 | select HAVE_KERNEL_BZIP2 |
23 | select HAVE_KERNEL_LZMA | |
a74f7e04 | 24 | select HAVE_SYSCALL_TRACEPOINTS |
6eac1af0 | 25 | select RTC_LIB |
f01789c6 | 26 | select GENERIC_ATOMIC64 |
1da177e4 LT |
27 | help |
28 | The SuperH is a RISC processor targeted for use in embedded systems | |
29 | and consumer electronics; it was also used in the Sega Dreamcast | |
30 | gaming console. The SuperH port has a home page at | |
31 | <http://www.linux-sh.org/>. | |
32 | ||
39d28a2d | 33 | config SUPERH32 |
3cc000b5 | 34 | def_bool ARCH = "sh" |
d39f5450 CS |
35 | select HAVE_KPROBES |
36 | select HAVE_KRETPROBES | |
694f94f2 | 37 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
38 | select HAVE_FTRACE_MCOUNT_RECORD |
39 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 40 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
e4b053d9 | 41 | select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE |
327933f5 | 42 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 43 | select HAVE_ARCH_KGDB |
8dafc346 | 44 | select ARCH_HIBERNATION_POSSIBLE if MMU |
ea0e1a9a PM |
45 | |
46 | config SUPERH64 | |
3cc000b5 | 47 | def_bool ARCH = "sh64" |
39d28a2d | 48 | |
f42b7e3d PM |
49 | config ARCH_DEFCONFIG |
50 | string | |
51 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
52 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
53 | ||
1da177e4 | 54 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 55 | def_bool y |
1da177e4 LT |
56 | |
57 | config RWSEM_XCHGADD_ALGORITHM | |
58 | bool | |
59 | ||
fa691511 PM |
60 | config GENERIC_BUG |
61 | def_bool y | |
a82d53ec | 62 | depends on BUG && SUPERH32 |
fa691511 | 63 | |
3767f3f1 PM |
64 | config GENERIC_CSUM |
65 | def_bool y | |
66 | depends on SUPERH64 | |
67 | ||
e2268c71 | 68 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 69 | def_bool y |
e2268c71 AM |
70 | |
71 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 72 | def_bool y |
e2268c71 | 73 | |
1da177e4 | 74 | config GENERIC_HARDIRQS |
d7ef4fb3 | 75 | def_bool y |
1da177e4 | 76 | |
5093c9a4 PM |
77 | config GENERIC_HARDIRQS_NO__DO_IRQ |
78 | def_bool y | |
79 | ||
1da177e4 | 80 | config GENERIC_IRQ_PROBE |
d7ef4fb3 | 81 | def_bool y |
1da177e4 | 82 | |
2eb2a436 PM |
83 | config IRQ_PER_CPU |
84 | def_bool y | |
85 | ||
2967dab1 MD |
86 | config GENERIC_GPIO |
87 | def_bool n | |
88 | ||
1da177e4 | 89 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 90 | bool |
1da177e4 | 91 | |
cad82448 PM |
92 | config GENERIC_IOMAP |
93 | bool | |
94 | ||
45882145 | 95 | config GENERIC_TIME |
75634311 | 96 | def_bool y |
45882145 | 97 | |
57be2b48 | 98 | config GENERIC_CLOCKEVENTS |
938edae1 | 99 | def_bool y |
57be2b48 | 100 | |
8c24594d PM |
101 | config GENERIC_CLOCKEVENTS_BROADCAST |
102 | bool | |
103 | ||
6d134b9e PM |
104 | config GENERIC_CMOS_UPDATE |
105 | def_bool y | |
106 | depends on SH_SH03 || SH_DREAMCAST | |
107 | ||
bdcab87b PM |
108 | config GENERIC_LOCKBREAK |
109 | def_bool y | |
110 | depends on SMP && PREEMPT | |
111 | ||
357d5946 PM |
112 | config SYS_SUPPORTS_PM |
113 | bool | |
af998a9a MD |
114 | depends on !SMP |
115 | ||
116 | config ARCH_SUSPEND_POSSIBLE | |
117 | def_bool n | |
118 | ||
119 | config ARCH_HIBERNATION_POSSIBLE | |
120 | def_bool n | |
357d5946 | 121 | |
0a9b0db1 PM |
122 | config SYS_SUPPORTS_APM_EMULATION |
123 | bool | |
af998a9a | 124 | select ARCH_SUSPEND_POSSIBLE |
357d5946 PM |
125 | |
126 | config SYS_SUPPORTS_SMP | |
127 | bool | |
128 | ||
129 | config SYS_SUPPORTS_NUMA | |
130 | bool | |
131 | ||
132 | config SYS_SUPPORTS_PCI | |
133 | bool | |
0a9b0db1 | 134 | |
f5ad881b PM |
135 | config SYS_SUPPORTS_CMT |
136 | bool | |
137 | ||
d5ed4c2e MD |
138 | config SYS_SUPPORTS_MTU2 |
139 | bool | |
140 | ||
9570ef20 MD |
141 | config SYS_SUPPORTS_TMU |
142 | bool | |
143 | ||
afbfb52e | 144 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 145 | def_bool y |
afbfb52e PM |
146 | |
147 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 148 | def_bool y |
afbfb52e | 149 | |
5a89f1ad PM |
150 | config HAVE_LATENCYTOP_SUPPORT |
151 | def_bool y | |
152 | depends on !SMP | |
153 | ||
f0d1b0b3 | 154 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 155 | def_bool n |
f0d1b0b3 DH |
156 | |
157 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 158 | def_bool n |
f0d1b0b3 | 159 | |
e257ad06 PM |
160 | config ARCH_NO_VIRT_TO_BUS |
161 | def_bool y | |
162 | ||
e869a90e PM |
163 | config ARCH_HAS_DEFAULT_IDLE |
164 | def_bool y | |
165 | ||
2e046b94 PM |
166 | config ARCH_HAS_CPU_IDLE_WAIT |
167 | def_bool y | |
168 | ||
e7cc9a73 MD |
169 | config IO_TRAPPED |
170 | bool | |
171 | ||
01be5d63 PM |
172 | config DMA_COHERENT |
173 | bool | |
174 | ||
175 | config DMA_NONCOHERENT | |
176 | def_bool !DMA_COHERENT | |
177 | ||
1da177e4 LT |
178 | source "init/Kconfig" |
179 | ||
dc52ddc0 MH |
180 | source "kernel/Kconfig.freezer" |
181 | ||
1da177e4 LT |
182 | menu "System type" |
183 | ||
b5f42db0 PM |
184 | # |
185 | # Processor families | |
186 | # | |
187 | config CPU_SH2 | |
188 | bool | |
189 | ||
190 | config CPU_SH2A | |
191 | bool | |
192 | select CPU_SH2 | |
193 | ||
194 | config CPU_SH3 | |
195 | bool | |
196 | select CPU_HAS_INTEVT | |
197 | select CPU_HAS_SR_RB | |
4fa48e17 | 198 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
199 | |
200 | config CPU_SH4 | |
201 | bool | |
202 | select CPU_HAS_INTEVT | |
203 | select CPU_HAS_SR_RB | |
b5f42db0 | 204 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 205 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
206 | |
207 | config CPU_SH4A | |
208 | bool | |
209 | select CPU_SH4 | |
210 | ||
211 | config CPU_SH4AL_DSP | |
212 | bool | |
213 | select CPU_SH4A | |
214 | select CPU_HAS_DSP | |
215 | ||
ea0e1a9a PM |
216 | config CPU_SH5 |
217 | bool | |
218 | select CPU_HAS_FPU | |
add47067 | 219 | select SYS_SUPPORTS_TMU |
ea0e1a9a | 220 | |
b5f42db0 PM |
221 | config CPU_SHX2 |
222 | bool | |
223 | ||
224 | config CPU_SHX3 | |
225 | bool | |
01be5d63 | 226 | select DMA_COHERENT |
b5f42db0 | 227 | |
dc65a977 PM |
228 | config ARCH_SHMOBILE |
229 | bool | |
77594912 | 230 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
231 | select PM |
232 | select PM_RUNTIME | |
dc65a977 | 233 | |
3cc000b5 PM |
234 | if SUPERH32 |
235 | ||
b5f42db0 PM |
236 | choice |
237 | prompt "Processor sub-type selection" | |
238 | ||
239 | # | |
240 | # Processor subtypes | |
241 | # | |
242 | ||
243 | # SH-2 Processor Support | |
244 | ||
245 | config CPU_SUBTYPE_SH7619 | |
246 | bool "Support SH7619 processor" | |
247 | select CPU_SH2 | |
f5ad881b | 248 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
249 | |
250 | # SH-2A Processor Support | |
251 | ||
2825999e PG |
252 | config CPU_SUBTYPE_SH7201 |
253 | bool "Support SH7201 processor" | |
254 | select CPU_SH2A | |
255 | select CPU_HAS_FPU | |
da107c6e | 256 | select SYS_SUPPORTS_MTU2 |
2825999e | 257 | |
6d01f510 PM |
258 | config CPU_SUBTYPE_SH7203 |
259 | bool "Support SH7203 processor" | |
260 | select CPU_SH2A | |
74d99a5e | 261 | select CPU_HAS_FPU |
f5ad881b | 262 | select SYS_SUPPORTS_CMT |
da107c6e | 263 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 264 | |
b5f42db0 PM |
265 | config CPU_SUBTYPE_SH7206 |
266 | bool "Support SH7206 processor" | |
267 | select CPU_SH2A | |
f5ad881b | 268 | select SYS_SUPPORTS_CMT |
da107c6e | 269 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 270 | |
a8f67f4b PM |
271 | config CPU_SUBTYPE_SH7263 |
272 | bool "Support SH7263 processor" | |
273 | select CPU_SH2A | |
74d99a5e | 274 | select CPU_HAS_FPU |
f5ad881b | 275 | select SYS_SUPPORTS_CMT |
da107c6e | 276 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 277 | |
2ad69908 PM |
278 | config CPU_SUBTYPE_MXG |
279 | bool "Support MX-G processor" | |
280 | select CPU_SH2A | |
da107c6e | 281 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
282 | help |
283 | Select MX-G if running on an R8A03022BG part. | |
284 | ||
b5f42db0 PM |
285 | # SH-3 Processor Support |
286 | ||
287 | config CPU_SUBTYPE_SH7705 | |
288 | bool "Support SH7705 processor" | |
289 | select CPU_SH3 | |
290 | ||
291 | config CPU_SUBTYPE_SH7706 | |
292 | bool "Support SH7706 processor" | |
293 | select CPU_SH3 | |
294 | help | |
295 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
296 | ||
297 | config CPU_SUBTYPE_SH7707 | |
298 | bool "Support SH7707 processor" | |
299 | select CPU_SH3 | |
300 | help | |
301 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
302 | ||
303 | config CPU_SUBTYPE_SH7708 | |
304 | bool "Support SH7708 processor" | |
305 | select CPU_SH3 | |
306 | help | |
307 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
308 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
309 | ||
310 | config CPU_SUBTYPE_SH7709 | |
311 | bool "Support SH7709 processor" | |
312 | select CPU_SH3 | |
313 | help | |
314 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
315 | ||
316 | config CPU_SUBTYPE_SH7710 | |
317 | bool "Support SH7710 processor" | |
318 | select CPU_SH3 | |
319 | select CPU_HAS_DSP | |
320 | help | |
321 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
322 | ||
323 | config CPU_SUBTYPE_SH7712 | |
324 | bool "Support SH7712 processor" | |
325 | select CPU_SH3 | |
326 | select CPU_HAS_DSP | |
327 | help | |
328 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
329 | ||
330 | config CPU_SUBTYPE_SH7720 | |
331 | bool "Support SH7720 processor" | |
332 | select CPU_SH3 | |
333 | select CPU_HAS_DSP | |
2b23a882 | 334 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
335 | help |
336 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
337 | ||
31a49c4b YS |
338 | config CPU_SUBTYPE_SH7721 |
339 | bool "Support SH7721 processor" | |
340 | select CPU_SH3 | |
341 | select CPU_HAS_DSP | |
2b23a882 | 342 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
343 | help |
344 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
345 | ||
b5f42db0 PM |
346 | # SH-4 Processor Support |
347 | ||
348 | config CPU_SUBTYPE_SH7750 | |
349 | bool "Support SH7750 processor" | |
350 | select CPU_SH4 | |
351 | help | |
352 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
353 | ||
354 | config CPU_SUBTYPE_SH7091 | |
355 | bool "Support SH7091 processor" | |
356 | select CPU_SH4 | |
357 | help | |
358 | Select SH7091 if you have an SH-4 based Sega device (such as | |
359 | the Dreamcast, Naomi, and Naomi 2). | |
360 | ||
361 | config CPU_SUBTYPE_SH7750R | |
362 | bool "Support SH7750R processor" | |
363 | select CPU_SH4 | |
364 | ||
365 | config CPU_SUBTYPE_SH7750S | |
366 | bool "Support SH7750S processor" | |
367 | select CPU_SH4 | |
368 | ||
369 | config CPU_SUBTYPE_SH7751 | |
370 | bool "Support SH7751 processor" | |
371 | select CPU_SH4 | |
372 | help | |
373 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
374 | or if you have a HD6417751R CPU. | |
375 | ||
376 | config CPU_SUBTYPE_SH7751R | |
377 | bool "Support SH7751R processor" | |
378 | select CPU_SH4 | |
379 | ||
380 | config CPU_SUBTYPE_SH7760 | |
381 | bool "Support SH7760 processor" | |
382 | select CPU_SH4 | |
383 | ||
384 | config CPU_SUBTYPE_SH4_202 | |
385 | bool "Support SH4-202 processor" | |
386 | select CPU_SH4 | |
387 | ||
388 | # SH-4A Processor Support | |
389 | ||
178dd0cd PM |
390 | config CPU_SUBTYPE_SH7723 |
391 | bool "Support SH7723 processor" | |
392 | select CPU_SH4A | |
393 | select CPU_SHX2 | |
dc65a977 | 394 | select ARCH_SHMOBILE |
178dd0cd | 395 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 396 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
397 | help |
398 | Select SH7723 if you have an SH-MobileR2 CPU. | |
399 | ||
0207a2ef KM |
400 | config CPU_SUBTYPE_SH7724 |
401 | bool "Support SH7724 processor" | |
402 | select CPU_SH4A | |
403 | select CPU_SHX2 | |
59fe700d | 404 | select ARCH_SHMOBILE |
0207a2ef KM |
405 | select ARCH_SPARSEMEM_ENABLE |
406 | select SYS_SUPPORTS_CMT | |
407 | help | |
408 | Select SH7724 if you have an SH-MobileR2R CPU. | |
409 | ||
c01f0f1a YS |
410 | config CPU_SUBTYPE_SH7757 |
411 | bool "Support SH7757 processor" | |
412 | select CPU_SH4A | |
413 | select CPU_SHX2 | |
414 | help | |
415 | Select SH7757 if you have a SH4A SH7757 CPU. | |
416 | ||
7d740a06 YS |
417 | config CPU_SUBTYPE_SH7763 |
418 | bool "Support SH7763 processor" | |
419 | select CPU_SH4A | |
420 | help | |
421 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
422 | ||
b5f42db0 PM |
423 | config CPU_SUBTYPE_SH7770 |
424 | bool "Support SH7770 processor" | |
425 | select CPU_SH4A | |
426 | ||
427 | config CPU_SUBTYPE_SH7780 | |
428 | bool "Support SH7780 processor" | |
429 | select CPU_SH4A | |
430 | ||
431 | config CPU_SUBTYPE_SH7785 | |
432 | bool "Support SH7785 processor" | |
433 | select CPU_SH4A | |
434 | select CPU_SHX2 | |
55ba99eb KM |
435 | select ARCH_SPARSEMEM_ENABLE |
436 | select SYS_SUPPORTS_NUMA | |
437 | ||
438 | config CPU_SUBTYPE_SH7786 | |
439 | bool "Support SH7786 processor" | |
440 | select CPU_SH4A | |
37042fbd | 441 | select CPU_SHX3 |
8263a67e | 442 | select CPU_HAS_PTEAEX |
b5f42db0 PM |
443 | select ARCH_SPARSEMEM_ENABLE |
444 | select SYS_SUPPORTS_NUMA | |
2eb2a436 PM |
445 | select SYS_SUPPORTS_SMP |
446 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP | |
b5f42db0 PM |
447 | |
448 | config CPU_SUBTYPE_SHX3 | |
449 | bool "Support SH-X3 processor" | |
450 | select CPU_SH4A | |
451 | select CPU_SHX3 | |
452 | select ARCH_SPARSEMEM_ENABLE | |
453 | select SYS_SUPPORTS_NUMA | |
454 | select SYS_SUPPORTS_SMP | |
5840263e | 455 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
456 | |
457 | # SH4AL-DSP Processor Support | |
458 | ||
459 | config CPU_SUBTYPE_SH7343 | |
460 | bool "Support SH7343 processor" | |
461 | select CPU_SH4AL_DSP | |
dc65a977 | 462 | select ARCH_SHMOBILE |
f5ad881b | 463 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
464 | |
465 | config CPU_SUBTYPE_SH7722 | |
466 | bool "Support SH7722 processor" | |
467 | select CPU_SH4AL_DSP | |
468 | select CPU_SHX2 | |
dc65a977 | 469 | select ARCH_SHMOBILE |
b5f42db0 PM |
470 | select ARCH_SPARSEMEM_ENABLE |
471 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 472 | select SYS_SUPPORTS_CMT |
9109a30e MD |
473 | |
474 | config CPU_SUBTYPE_SH7366 | |
475 | bool "Support SH7366 processor" | |
476 | select CPU_SH4AL_DSP | |
477 | select CPU_SHX2 | |
dc65a977 | 478 | select ARCH_SHMOBILE |
9109a30e MD |
479 | select ARCH_SPARSEMEM_ENABLE |
480 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 481 | select SYS_SUPPORTS_CMT |
b5f42db0 | 482 | |
3cc000b5 PM |
483 | endchoice |
484 | ||
485 | endif | |
486 | ||
487 | if SUPERH64 | |
488 | ||
489 | choice | |
490 | prompt "Processor sub-type selection" | |
491 | ||
ea0e1a9a PM |
492 | # SH-5 Processor Support |
493 | ||
494 | config CPU_SUBTYPE_SH5_101 | |
495 | bool "Support SH5-101 processor" | |
496 | select CPU_SH5 | |
497 | ||
498 | config CPU_SUBTYPE_SH5_103 | |
499 | bool "Support SH5-103 processor" | |
8ef97dd7 | 500 | select CPU_SH5 |
ea0e1a9a | 501 | |
b5f42db0 PM |
502 | endchoice |
503 | ||
3cc000b5 PM |
504 | endif |
505 | ||
f3d22298 | 506 | source "arch/sh/mm/Kconfig" |
939a24a6 | 507 | |
4690bdc7 | 508 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 509 | |
939a24a6 | 510 | source "arch/sh/boards/Kconfig" |
32351a28 | 511 | |
32351a28 PM |
512 | menu "Timer and clock configuration" |
513 | ||
9570ef20 MD |
514 | config SH_TIMER_TMU |
515 | bool "TMU timer driver" | |
f19900b2 | 516 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 517 | default y |
9570ef20 MD |
518 | help |
519 | This enables the build of the TMU timer driver. | |
520 | ||
f5ad881b | 521 | config SH_TIMER_CMT |
f425752f MD |
522 | bool "CMT timer driver" |
523 | depends on SYS_SUPPORTS_CMT | |
524 | default y | |
f425752f MD |
525 | help |
526 | This enables build of the CMT timer driver. | |
f5ad881b | 527 | |
d5ed4c2e MD |
528 | config SH_TIMER_MTU2 |
529 | bool "MTU2 timer driver" | |
3280c886 | 530 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 531 | default y |
d5ed4c2e MD |
532 | help |
533 | This enables build of the MTU2 timer driver. | |
534 | ||
cad82448 PM |
535 | config SH_PCLK_FREQ |
536 | int "Peripheral clock frequency (in Hz)" | |
870e8a24 | 537 | default "27000000" if CPU_SUBTYPE_SH7343 |
9d4436a6 | 538 | default "31250000" if CPU_SUBTYPE_SH7619 |
05627486 | 539 | default "32000000" if CPU_SUBTYPE_SH7722 |
178dd0cd | 540 | default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \ |
9d4436a6 | 541 | CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \ |
a8f67f4b | 542 | CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \ |
a4b1fddc | 543 | CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG || \ |
47785414 | 544 | CPU_SUBTYPE_SH7786 || CPU_SUBTYPE_SH7724 |
05627486 | 545 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 546 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 547 | default "50000000" |
1da177e4 | 548 | help |
cad82448 PM |
549 | This option is used to specify the peripheral clock frequency. |
550 | This is necessary for determining the reference clock value on | |
551 | platforms lacking an RTC. | |
1da177e4 | 552 | |
36aa1e32 PM |
553 | config SH_CLK_CPG |
554 | def_bool y | |
555 | ||
253b0887 | 556 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 557 | depends on SH_CLK_CPG |
46e9371c | 558 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE |
253b0887 | 559 | |
9d4436a6 YS |
560 | config SH_CLK_MD |
561 | int "CPU Mode Pin Setting" | |
6d01f510 | 562 | depends on CPU_SH2 |
357d5946 PM |
563 | default 6 if CPU_SUBTYPE_SH7206 |
564 | default 5 if CPU_SUBTYPE_SH7619 | |
565 | default 0 | |
9d4436a6 | 566 | help |
11cbb70e | 567 | MD2 - MD0 pin setting. |
9d4436a6 | 568 | |
57be2b48 PM |
569 | source "kernel/time/Kconfig" |
570 | ||
32351a28 PM |
571 | endmenu |
572 | ||
cad82448 PM |
573 | menu "CPU Frequency scaling" |
574 | ||
575 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 576 | |
cad82448 PM |
577 | config SH_CPU_FREQ |
578 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 579 | depends on CPU_FREQ |
cad82448 | 580 | select CPU_FREQ_TABLE |
1da177e4 | 581 | help |
8a655053 PM |
582 | This adds the cpufreq driver for SuperH. Any CPU that supports |
583 | clock rate rounding through the clock framework can use this | |
584 | driver. While it will make the kernel slightly larger, this is | |
585 | harmless for CPUs that don't support rate rounding. The driver | |
586 | will also generate a notice in the boot log before disabling | |
587 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 588 | |
cad82448 | 589 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
590 | |
591 | If unsure, say N. | |
592 | ||
cad82448 PM |
593 | endmenu |
594 | ||
9f5e8eee PM |
595 | source "arch/sh/drivers/Kconfig" |
596 | ||
cad82448 | 597 | endmenu |
1da177e4 | 598 | |
cad82448 PM |
599 | menu "Kernel features" |
600 | ||
91b91d01 PM |
601 | source kernel/Kconfig.hz |
602 | ||
cad82448 PM |
603 | config KEXEC |
604 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 605 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 606 | help |
cad82448 PM |
607 | kexec is a system call that implements the ability to shutdown your |
608 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 609 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
610 | you can start any kernel with it, not just Linux. |
611 | ||
1f1332f7 | 612 | The name comes from the similarity to the exec system call. |
cad82448 PM |
613 | |
614 | It is an ongoing process to be certain the hardware in a machine | |
615 | is properly shutdown, so do not be surprised if this code does not | |
616 | initially work for you. It may help to enable device hotplugging | |
617 | support. As of this writing the exact hardware interface is | |
618 | strongly in flux, so no good recommendation can be made. | |
619 | ||
4d5ade5b PM |
620 | config CRASH_DUMP |
621 | bool "kernel crash dumps (EXPERIMENTAL)" | |
640f7487 | 622 | depends on SUPERH32 && EXPERIMENTAL |
4d5ade5b PM |
623 | help |
624 | Generate crash dump after being started by kexec. | |
625 | This should be normally only set in special crash dump kernels | |
626 | which are loaded in the main kernel with kexec-tools into | |
627 | a specially reserved region and then later executed after | |
628 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
629 | to a memory address not used by the main kernel using | |
630 | MEMORY_START. | |
631 | ||
632 | For more details see Documentation/kdump/kdump.txt | |
633 | ||
b7cf6ddc MD |
634 | config KEXEC_JUMP |
635 | bool "kexec jump (EXPERIMENTAL)" | |
636 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
637 | help | |
638 | Jump between original kernel and kexeced kernel and invoke | |
639 | code via KEXEC | |
640 | ||
c4637d47 PM |
641 | config SECCOMP |
642 | bool "Enable seccomp to safely compute untrusted bytecode" | |
643 | depends on PROC_FS | |
c4637d47 PM |
644 | help |
645 | This kernel feature is useful for number crunching applications | |
646 | that may need to compute untrusted bytecode during their | |
647 | execution. By using pipes or other transports made available to | |
648 | the process as file descriptors supporting the read/write | |
649 | syscalls, it's possible to isolate those applications in | |
650 | their own address space using seccomp. Once seccomp is | |
651 | enabled via prctl, it cannot be disabled and the task is only | |
652 | allowed to execute a few safe syscalls defined by each seccomp | |
653 | mode. | |
654 | ||
655 | If unsure, say N. | |
656 | ||
1da177e4 LT |
657 | config SMP |
658 | bool "Symmetric multi-processing support" | |
357d5946 | 659 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 660 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
661 | ---help--- |
662 | This enables support for systems with more than one CPU. If you have | |
663 | a system with only one CPU, like most personal computers, say N. If | |
664 | you have a system with more than one CPU, say Y. | |
665 | ||
666 | If you say N here, the kernel will run on single and multiprocessor | |
667 | machines, but will use only one CPU of a multiprocessor machine. If | |
668 | you say Y here, the kernel will run on many, but not all, | |
669 | singleprocessor machines. On a singleprocessor machine, the kernel | |
670 | will run faster if you say N here. | |
671 | ||
672 | People using multiprocessor machines who say Y here should also say | |
673 | Y to "Enhanced Real Time Clock Support", below. | |
674 | ||
03502faa AB |
675 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
676 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
677 | |
678 | If you don't know what to do here, say N. | |
679 | ||
680 | config NR_CPUS | |
681 | int "Maximum number of CPUs (2-32)" | |
682 | range 2 32 | |
683 | depends on SMP | |
2eb2a436 | 684 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
685 | default "2" |
686 | help | |
687 | This allows you to specify the maximum number of CPUs which this | |
688 | kernel will support. The maximum supported value is 32 and the | |
689 | minimum value which makes sense is 2. | |
690 | ||
691 | This is purely to save memory - each supported CPU adds | |
692 | approximately eight kilobytes to the kernel image. | |
693 | ||
91b91d01 PM |
694 | source "kernel/Kconfig.preempt" |
695 | ||
83662461 PM |
696 | config GUSA |
697 | def_bool y | |
1efe4ce3 | 698 | depends on !SMP && SUPERH32 |
83662461 PM |
699 | help |
700 | This enables support for gUSA (general UserSpace Atomicity). | |
701 | This is the default implementation for both UP and non-ll/sc | |
702 | CPUs, and is used by the libc, amongst others. | |
703 | ||
704 | For additional information, design information can be found | |
705 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
706 | ||
707 | This should only be disabled for special cases where alternate | |
708 | atomicity implementations exist. | |
709 | ||
1efe4ce3 SM |
710 | config GUSA_RB |
711 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
712 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
713 | help | |
714 | Enabling this option will allow the kernel to implement some | |
692105b8 | 715 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
716 | store-conditional (LLSC). On machines which do not have hardware |
717 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 718 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 719 | |
54ff328b PM |
720 | config SPARSE_IRQ |
721 | bool "Support sparse irq numbering" | |
722 | depends on EXPERIMENTAL | |
723 | help | |
724 | This enables support for sparse irqs. This is useful in general | |
725 | as most CPUs have a fairly sparse array of IRQ vectors, which | |
726 | the irq_desc then maps directly on to. Systems with a high | |
727 | number of off-chip IRQs will want to treat this as | |
728 | experimental until they have been independently verified. | |
729 | ||
730 | If you don't know what to do here, say N. | |
731 | ||
cad82448 | 732 | endmenu |
1da177e4 | 733 | |
cad82448 | 734 | menu "Boot options" |
1da177e4 | 735 | |
cad82448 | 736 | config ZERO_PAGE_OFFSET |
b412a49a PM |
737 | hex |
738 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
739 | SH_7751_SOLUTION_ENGINE | |
740 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 741 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 742 | default "0x00001000" |
1da177e4 | 743 | help |
cad82448 | 744 | This sets the default offset of zero page. |
1da177e4 | 745 | |
cad82448 | 746 | config BOOT_LINK_OFFSET |
b412a49a PM |
747 | hex |
748 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 749 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
750 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
751 | default "0x009e0000" if SH_TITAN | |
752 | default "0x01800000" if SH_SDK7780 | |
753 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
754 | default "0x00800000" |
755 | help | |
756 | This option allows you to set the link address offset of the zImage. | |
757 | This can be useful if you are on a board which has a small amount of | |
758 | memory. | |
1da177e4 | 759 | |
b412a49a PM |
760 | config ENTRY_OFFSET |
761 | hex | |
762 | default "0x00001000" if PAGE_SIZE_4KB | |
763 | default "0x00002000" if PAGE_SIZE_8KB | |
764 | default "0x00004000" if PAGE_SIZE_16KB | |
765 | default "0x00010000" if PAGE_SIZE_64KB | |
766 | default "0x00000000" | |
767 | ||
d724a9c9 PM |
768 | choice |
769 | prompt "Kernel command line" | |
770 | optional | |
771 | default CMDLINE_OVERWRITE | |
772 | help | |
773 | Setting this option allows the kernel command line arguments | |
774 | to be set. | |
775 | ||
776 | config CMDLINE_OVERWRITE | |
777 | bool "Overwrite bootloader kernel arguments" | |
778 | help | |
779 | Given string will overwrite any arguments passed in by | |
780 | a bootloader. | |
781 | ||
782 | config CMDLINE_EXTEND | |
783 | bool "Extend bootloader kernel arguments" | |
784 | help | |
785 | Given string will be concatenated with arguments passed in | |
786 | by a bootloader. | |
787 | ||
788 | endchoice | |
1da177e4 | 789 | |
cad82448 | 790 | config CMDLINE |
d724a9c9 PM |
791 | string "Kernel command line arguments string" |
792 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 793 | default "console=ttySC1,115200" |
1da177e4 LT |
794 | |
795 | endmenu | |
796 | ||
cad82448 | 797 | menu "Bus options" |
1da177e4 | 798 | |
cad82448 PM |
799 | config SUPERHYWAY |
800 | tristate "SuperHyway Bus support" | |
801 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 802 | |
17be2d2b | 803 | config MAPLE |
e16038ab PM |
804 | bool "Maple Bus support" |
805 | depends on SH_DREAMCAST | |
806 | help | |
807 | The Maple Bus is SEGA's serial communication bus for peripherals | |
808 | on the Dreamcast. Without this bus support you won't be able to | |
809 | get your Dreamcast keyboard etc to work, so most users | |
810 | probably want to say 'Y' here, unless you are only using the | |
811 | Dreamcast with a serial line terminal or a remote network | |
812 | connection. | |
17be2d2b | 813 | |
1da177e4 LT |
814 | source "arch/sh/drivers/pci/Kconfig" |
815 | ||
e16038ab PM |
816 | source "drivers/pci/pcie/Kconfig" |
817 | ||
1da177e4 LT |
818 | source "drivers/pci/Kconfig" |
819 | ||
820 | source "drivers/pcmcia/Kconfig" | |
821 | ||
822 | source "drivers/pci/hotplug/Kconfig" | |
823 | ||
824 | endmenu | |
825 | ||
826 | menu "Executable file formats" | |
827 | ||
828 | source "fs/Kconfig.binfmt" | |
829 | ||
830 | endmenu | |
831 | ||
3aa770e7 | 832 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 833 | depends on EXPERIMENTAL |
f4cb5700 | 834 | |
c6f17cb2 MD |
835 | source "kernel/power/Kconfig" |
836 | ||
837 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 838 | |
3aa770e7 AS |
839 | endmenu |
840 | ||
d5950b43 SR |
841 | source "net/Kconfig" |
842 | ||
1da177e4 LT |
843 | source "drivers/Kconfig" |
844 | ||
845 | source "fs/Kconfig" | |
846 | ||
1da177e4 LT |
847 | source "arch/sh/Kconfig.debug" |
848 | ||
849 | source "security/Kconfig" | |
850 | ||
851 | source "crypto/Kconfig" | |
852 | ||
853 | source "lib/Kconfig" |