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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 |
bb38c222 | 19 | select HAVE_PERF_COUNTERS |
df8ce259 | 20 | select HAVE_KERNEL_GZIP |
07e88e1b PM |
21 | select HAVE_KERNEL_BZIP2 |
22 | select HAVE_KERNEL_LZMA | |
a74f7e04 | 23 | select HAVE_SYSCALL_TRACEPOINTS |
6eac1af0 | 24 | select RTC_LIB |
f01789c6 | 25 | select GENERIC_ATOMIC64 |
1da177e4 LT |
26 | help |
27 | The SuperH is a RISC processor targeted for use in embedded systems | |
28 | and consumer electronics; it was also used in the Sega Dreamcast | |
29 | gaming console. The SuperH port has a home page at | |
30 | <http://www.linux-sh.org/>. | |
31 | ||
39d28a2d | 32 | config SUPERH32 |
3cc000b5 | 33 | def_bool ARCH = "sh" |
d39f5450 CS |
34 | select HAVE_KPROBES |
35 | select HAVE_KRETPROBES | |
694f94f2 | 36 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
37 | select HAVE_FTRACE_MCOUNT_RECORD |
38 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 39 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
c652d780 | 40 | select HAVE_FTRACE_SYSCALLS |
327933f5 | 41 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 42 | select HAVE_ARCH_KGDB |
8dafc346 | 43 | select ARCH_HIBERNATION_POSSIBLE if MMU |
ea0e1a9a PM |
44 | |
45 | config SUPERH64 | |
3cc000b5 | 46 | def_bool ARCH = "sh64" |
39d28a2d | 47 | |
f42b7e3d PM |
48 | config ARCH_DEFCONFIG |
49 | string | |
50 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
51 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
52 | ||
1da177e4 | 53 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 54 | def_bool y |
1da177e4 LT |
55 | |
56 | config RWSEM_XCHGADD_ALGORITHM | |
57 | bool | |
58 | ||
fa691511 PM |
59 | config GENERIC_BUG |
60 | def_bool y | |
a82d53ec | 61 | depends on BUG && SUPERH32 |
fa691511 | 62 | |
3767f3f1 PM |
63 | config GENERIC_CSUM |
64 | def_bool y | |
65 | depends on SUPERH64 | |
66 | ||
e2268c71 | 67 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 68 | def_bool y |
e2268c71 AM |
69 | |
70 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 71 | def_bool y |
e2268c71 | 72 | |
1da177e4 | 73 | config GENERIC_HARDIRQS |
d7ef4fb3 | 74 | def_bool y |
1da177e4 | 75 | |
5093c9a4 PM |
76 | config GENERIC_HARDIRQS_NO__DO_IRQ |
77 | def_bool y | |
78 | ||
1da177e4 | 79 | config GENERIC_IRQ_PROBE |
d7ef4fb3 | 80 | def_bool y |
1da177e4 | 81 | |
2eb2a436 PM |
82 | config IRQ_PER_CPU |
83 | def_bool y | |
84 | ||
2967dab1 MD |
85 | config GENERIC_GPIO |
86 | def_bool n | |
87 | ||
1da177e4 | 88 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 89 | bool |
1da177e4 | 90 | |
cad82448 PM |
91 | config GENERIC_IOMAP |
92 | bool | |
93 | ||
45882145 | 94 | config GENERIC_TIME |
75634311 | 95 | def_bool y |
45882145 | 96 | |
57be2b48 | 97 | config GENERIC_CLOCKEVENTS |
938edae1 | 98 | def_bool y |
57be2b48 | 99 | |
8c24594d PM |
100 | config GENERIC_CLOCKEVENTS_BROADCAST |
101 | bool | |
102 | ||
6d134b9e PM |
103 | config GENERIC_CMOS_UPDATE |
104 | def_bool y | |
105 | depends on SH_SH03 || SH_DREAMCAST | |
106 | ||
bdcab87b PM |
107 | config GENERIC_LOCKBREAK |
108 | def_bool y | |
109 | depends on SMP && PREEMPT | |
110 | ||
357d5946 PM |
111 | config SYS_SUPPORTS_PM |
112 | bool | |
af998a9a MD |
113 | depends on !SMP |
114 | ||
115 | config ARCH_SUSPEND_POSSIBLE | |
116 | def_bool n | |
117 | ||
118 | config ARCH_HIBERNATION_POSSIBLE | |
119 | def_bool n | |
357d5946 | 120 | |
0a9b0db1 PM |
121 | config SYS_SUPPORTS_APM_EMULATION |
122 | bool | |
af998a9a | 123 | select ARCH_SUSPEND_POSSIBLE |
357d5946 PM |
124 | |
125 | config SYS_SUPPORTS_SMP | |
126 | bool | |
127 | ||
128 | config SYS_SUPPORTS_NUMA | |
129 | bool | |
130 | ||
131 | config SYS_SUPPORTS_PCI | |
132 | bool | |
0a9b0db1 | 133 | |
f5ad881b PM |
134 | config SYS_SUPPORTS_CMT |
135 | bool | |
136 | ||
d5ed4c2e MD |
137 | config SYS_SUPPORTS_MTU2 |
138 | bool | |
139 | ||
9570ef20 MD |
140 | config SYS_SUPPORTS_TMU |
141 | bool | |
142 | ||
afbfb52e | 143 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 144 | def_bool y |
afbfb52e PM |
145 | |
146 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 147 | def_bool y |
afbfb52e | 148 | |
5a89f1ad PM |
149 | config HAVE_LATENCYTOP_SUPPORT |
150 | def_bool y | |
151 | depends on !SMP | |
152 | ||
f0d1b0b3 | 153 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 154 | def_bool n |
f0d1b0b3 DH |
155 | |
156 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 157 | def_bool n |
f0d1b0b3 | 158 | |
e257ad06 PM |
159 | config ARCH_NO_VIRT_TO_BUS |
160 | def_bool y | |
161 | ||
e869a90e PM |
162 | config ARCH_HAS_DEFAULT_IDLE |
163 | def_bool y | |
164 | ||
2e046b94 PM |
165 | config ARCH_HAS_CPU_IDLE_WAIT |
166 | def_bool y | |
167 | ||
e7cc9a73 MD |
168 | config IO_TRAPPED |
169 | bool | |
170 | ||
1da177e4 LT |
171 | source "init/Kconfig" |
172 | ||
dc52ddc0 MH |
173 | source "kernel/Kconfig.freezer" |
174 | ||
1da177e4 LT |
175 | menu "System type" |
176 | ||
b5f42db0 PM |
177 | # |
178 | # Processor families | |
179 | # | |
180 | config CPU_SH2 | |
181 | bool | |
182 | ||
183 | config CPU_SH2A | |
184 | bool | |
185 | select CPU_SH2 | |
186 | ||
187 | config CPU_SH3 | |
188 | bool | |
189 | select CPU_HAS_INTEVT | |
190 | select CPU_HAS_SR_RB | |
4fa48e17 | 191 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
192 | |
193 | config CPU_SH4 | |
194 | bool | |
195 | select CPU_HAS_INTEVT | |
196 | select CPU_HAS_SR_RB | |
b5f42db0 | 197 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 198 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
199 | |
200 | config CPU_SH4A | |
201 | bool | |
202 | select CPU_SH4 | |
203 | ||
204 | config CPU_SH4AL_DSP | |
205 | bool | |
206 | select CPU_SH4A | |
207 | select CPU_HAS_DSP | |
208 | ||
ea0e1a9a PM |
209 | config CPU_SH5 |
210 | bool | |
211 | select CPU_HAS_FPU | |
add47067 | 212 | select SYS_SUPPORTS_TMU |
ea0e1a9a | 213 | |
b5f42db0 PM |
214 | config CPU_SHX2 |
215 | bool | |
216 | ||
217 | config CPU_SHX3 | |
218 | bool | |
219 | ||
dc65a977 PM |
220 | config ARCH_SHMOBILE |
221 | bool | |
77594912 | 222 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
223 | select PM |
224 | select PM_RUNTIME | |
dc65a977 | 225 | |
3cc000b5 PM |
226 | if SUPERH32 |
227 | ||
b5f42db0 PM |
228 | choice |
229 | prompt "Processor sub-type selection" | |
230 | ||
231 | # | |
232 | # Processor subtypes | |
233 | # | |
234 | ||
235 | # SH-2 Processor Support | |
236 | ||
237 | config CPU_SUBTYPE_SH7619 | |
238 | bool "Support SH7619 processor" | |
239 | select CPU_SH2 | |
f5ad881b | 240 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
241 | |
242 | # SH-2A Processor Support | |
243 | ||
2825999e PG |
244 | config CPU_SUBTYPE_SH7201 |
245 | bool "Support SH7201 processor" | |
246 | select CPU_SH2A | |
247 | select CPU_HAS_FPU | |
da107c6e | 248 | select SYS_SUPPORTS_MTU2 |
2825999e | 249 | |
6d01f510 PM |
250 | config CPU_SUBTYPE_SH7203 |
251 | bool "Support SH7203 processor" | |
252 | select CPU_SH2A | |
74d99a5e | 253 | select CPU_HAS_FPU |
f5ad881b | 254 | select SYS_SUPPORTS_CMT |
da107c6e | 255 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 256 | |
b5f42db0 PM |
257 | config CPU_SUBTYPE_SH7206 |
258 | bool "Support SH7206 processor" | |
259 | select CPU_SH2A | |
f5ad881b | 260 | select SYS_SUPPORTS_CMT |
da107c6e | 261 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 262 | |
a8f67f4b PM |
263 | config CPU_SUBTYPE_SH7263 |
264 | bool "Support SH7263 processor" | |
265 | select CPU_SH2A | |
74d99a5e | 266 | select CPU_HAS_FPU |
f5ad881b | 267 | select SYS_SUPPORTS_CMT |
da107c6e | 268 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 269 | |
2ad69908 PM |
270 | config CPU_SUBTYPE_MXG |
271 | bool "Support MX-G processor" | |
272 | select CPU_SH2A | |
da107c6e | 273 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
274 | help |
275 | Select MX-G if running on an R8A03022BG part. | |
276 | ||
b5f42db0 PM |
277 | # SH-3 Processor Support |
278 | ||
279 | config CPU_SUBTYPE_SH7705 | |
280 | bool "Support SH7705 processor" | |
281 | select CPU_SH3 | |
282 | ||
283 | config CPU_SUBTYPE_SH7706 | |
284 | bool "Support SH7706 processor" | |
285 | select CPU_SH3 | |
286 | help | |
287 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
288 | ||
289 | config CPU_SUBTYPE_SH7707 | |
290 | bool "Support SH7707 processor" | |
291 | select CPU_SH3 | |
292 | help | |
293 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
294 | ||
295 | config CPU_SUBTYPE_SH7708 | |
296 | bool "Support SH7708 processor" | |
297 | select CPU_SH3 | |
298 | help | |
299 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
300 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
301 | ||
302 | config CPU_SUBTYPE_SH7709 | |
303 | bool "Support SH7709 processor" | |
304 | select CPU_SH3 | |
305 | help | |
306 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
307 | ||
308 | config CPU_SUBTYPE_SH7710 | |
309 | bool "Support SH7710 processor" | |
310 | select CPU_SH3 | |
311 | select CPU_HAS_DSP | |
312 | help | |
313 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
314 | ||
315 | config CPU_SUBTYPE_SH7712 | |
316 | bool "Support SH7712 processor" | |
317 | select CPU_SH3 | |
318 | select CPU_HAS_DSP | |
319 | help | |
320 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
321 | ||
322 | config CPU_SUBTYPE_SH7720 | |
323 | bool "Support SH7720 processor" | |
324 | select CPU_SH3 | |
325 | select CPU_HAS_DSP | |
2b23a882 | 326 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
327 | help |
328 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
329 | ||
31a49c4b YS |
330 | config CPU_SUBTYPE_SH7721 |
331 | bool "Support SH7721 processor" | |
332 | select CPU_SH3 | |
333 | select CPU_HAS_DSP | |
2b23a882 | 334 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
335 | help |
336 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
337 | ||
b5f42db0 PM |
338 | # SH-4 Processor Support |
339 | ||
340 | config CPU_SUBTYPE_SH7750 | |
341 | bool "Support SH7750 processor" | |
342 | select CPU_SH4 | |
343 | help | |
344 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
345 | ||
346 | config CPU_SUBTYPE_SH7091 | |
347 | bool "Support SH7091 processor" | |
348 | select CPU_SH4 | |
349 | help | |
350 | Select SH7091 if you have an SH-4 based Sega device (such as | |
351 | the Dreamcast, Naomi, and Naomi 2). | |
352 | ||
353 | config CPU_SUBTYPE_SH7750R | |
354 | bool "Support SH7750R processor" | |
355 | select CPU_SH4 | |
356 | ||
357 | config CPU_SUBTYPE_SH7750S | |
358 | bool "Support SH7750S processor" | |
359 | select CPU_SH4 | |
360 | ||
361 | config CPU_SUBTYPE_SH7751 | |
362 | bool "Support SH7751 processor" | |
363 | select CPU_SH4 | |
364 | help | |
365 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
366 | or if you have a HD6417751R CPU. | |
367 | ||
368 | config CPU_SUBTYPE_SH7751R | |
369 | bool "Support SH7751R processor" | |
370 | select CPU_SH4 | |
371 | ||
372 | config CPU_SUBTYPE_SH7760 | |
373 | bool "Support SH7760 processor" | |
374 | select CPU_SH4 | |
375 | ||
376 | config CPU_SUBTYPE_SH4_202 | |
377 | bool "Support SH4-202 processor" | |
378 | select CPU_SH4 | |
379 | ||
380 | # SH-4A Processor Support | |
381 | ||
178dd0cd PM |
382 | config CPU_SUBTYPE_SH7723 |
383 | bool "Support SH7723 processor" | |
384 | select CPU_SH4A | |
385 | select CPU_SHX2 | |
dc65a977 | 386 | select ARCH_SHMOBILE |
178dd0cd | 387 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 388 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
389 | help |
390 | Select SH7723 if you have an SH-MobileR2 CPU. | |
391 | ||
0207a2ef KM |
392 | config CPU_SUBTYPE_SH7724 |
393 | bool "Support SH7724 processor" | |
394 | select CPU_SH4A | |
395 | select CPU_SHX2 | |
59fe700d | 396 | select ARCH_SHMOBILE |
0207a2ef KM |
397 | select ARCH_SPARSEMEM_ENABLE |
398 | select SYS_SUPPORTS_CMT | |
399 | help | |
400 | Select SH7724 if you have an SH-MobileR2R CPU. | |
401 | ||
c01f0f1a YS |
402 | config CPU_SUBTYPE_SH7757 |
403 | bool "Support SH7757 processor" | |
404 | select CPU_SH4A | |
405 | select CPU_SHX2 | |
406 | help | |
407 | Select SH7757 if you have a SH4A SH7757 CPU. | |
408 | ||
7d740a06 YS |
409 | config CPU_SUBTYPE_SH7763 |
410 | bool "Support SH7763 processor" | |
411 | select CPU_SH4A | |
412 | help | |
413 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
414 | ||
b5f42db0 PM |
415 | config CPU_SUBTYPE_SH7770 |
416 | bool "Support SH7770 processor" | |
417 | select CPU_SH4A | |
418 | ||
419 | config CPU_SUBTYPE_SH7780 | |
420 | bool "Support SH7780 processor" | |
421 | select CPU_SH4A | |
422 | ||
423 | config CPU_SUBTYPE_SH7785 | |
424 | bool "Support SH7785 processor" | |
425 | select CPU_SH4A | |
426 | select CPU_SHX2 | |
55ba99eb KM |
427 | select ARCH_SPARSEMEM_ENABLE |
428 | select SYS_SUPPORTS_NUMA | |
429 | ||
430 | config CPU_SUBTYPE_SH7786 | |
431 | bool "Support SH7786 processor" | |
432 | select CPU_SH4A | |
37042fbd | 433 | select CPU_SHX3 |
8263a67e | 434 | select CPU_HAS_PTEAEX |
b5f42db0 PM |
435 | select ARCH_SPARSEMEM_ENABLE |
436 | select SYS_SUPPORTS_NUMA | |
2eb2a436 PM |
437 | select SYS_SUPPORTS_SMP |
438 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP | |
b5f42db0 PM |
439 | |
440 | config CPU_SUBTYPE_SHX3 | |
441 | bool "Support SH-X3 processor" | |
442 | select CPU_SH4A | |
443 | select CPU_SHX3 | |
444 | select ARCH_SPARSEMEM_ENABLE | |
445 | select SYS_SUPPORTS_NUMA | |
446 | select SYS_SUPPORTS_SMP | |
5840263e | 447 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
448 | |
449 | # SH4AL-DSP Processor Support | |
450 | ||
451 | config CPU_SUBTYPE_SH7343 | |
452 | bool "Support SH7343 processor" | |
453 | select CPU_SH4AL_DSP | |
dc65a977 | 454 | select ARCH_SHMOBILE |
f5ad881b | 455 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
456 | |
457 | config CPU_SUBTYPE_SH7722 | |
458 | bool "Support SH7722 processor" | |
459 | select CPU_SH4AL_DSP | |
460 | select CPU_SHX2 | |
dc65a977 | 461 | select ARCH_SHMOBILE |
b5f42db0 PM |
462 | select ARCH_SPARSEMEM_ENABLE |
463 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 464 | select SYS_SUPPORTS_CMT |
9109a30e MD |
465 | |
466 | config CPU_SUBTYPE_SH7366 | |
467 | bool "Support SH7366 processor" | |
468 | select CPU_SH4AL_DSP | |
469 | select CPU_SHX2 | |
dc65a977 | 470 | select ARCH_SHMOBILE |
9109a30e MD |
471 | select ARCH_SPARSEMEM_ENABLE |
472 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 473 | select SYS_SUPPORTS_CMT |
b5f42db0 | 474 | |
3cc000b5 PM |
475 | endchoice |
476 | ||
477 | endif | |
478 | ||
479 | if SUPERH64 | |
480 | ||
481 | choice | |
482 | prompt "Processor sub-type selection" | |
483 | ||
ea0e1a9a PM |
484 | # SH-5 Processor Support |
485 | ||
486 | config CPU_SUBTYPE_SH5_101 | |
487 | bool "Support SH5-101 processor" | |
488 | select CPU_SH5 | |
489 | ||
490 | config CPU_SUBTYPE_SH5_103 | |
491 | bool "Support SH5-103 processor" | |
8ef97dd7 | 492 | select CPU_SH5 |
ea0e1a9a | 493 | |
b5f42db0 PM |
494 | endchoice |
495 | ||
3cc000b5 PM |
496 | endif |
497 | ||
f3d22298 | 498 | source "arch/sh/mm/Kconfig" |
939a24a6 | 499 | |
4690bdc7 | 500 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 501 | |
939a24a6 | 502 | source "arch/sh/boards/Kconfig" |
32351a28 | 503 | |
32351a28 PM |
504 | menu "Timer and clock configuration" |
505 | ||
9570ef20 MD |
506 | config SH_TIMER_TMU |
507 | bool "TMU timer driver" | |
f19900b2 | 508 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 509 | default y |
9570ef20 MD |
510 | help |
511 | This enables the build of the TMU timer driver. | |
512 | ||
f5ad881b | 513 | config SH_TIMER_CMT |
f425752f MD |
514 | bool "CMT timer driver" |
515 | depends on SYS_SUPPORTS_CMT | |
516 | default y | |
f425752f MD |
517 | help |
518 | This enables build of the CMT timer driver. | |
f5ad881b | 519 | |
d5ed4c2e MD |
520 | config SH_TIMER_MTU2 |
521 | bool "MTU2 timer driver" | |
3280c886 | 522 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 523 | default y |
d5ed4c2e MD |
524 | help |
525 | This enables build of the MTU2 timer driver. | |
526 | ||
cad82448 PM |
527 | config SH_PCLK_FREQ |
528 | int "Peripheral clock frequency (in Hz)" | |
870e8a24 | 529 | default "27000000" if CPU_SUBTYPE_SH7343 |
9d4436a6 | 530 | default "31250000" if CPU_SUBTYPE_SH7619 |
05627486 | 531 | default "32000000" if CPU_SUBTYPE_SH7722 |
178dd0cd | 532 | default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \ |
9d4436a6 | 533 | CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \ |
a8f67f4b | 534 | CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \ |
a4b1fddc | 535 | CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG || \ |
47785414 | 536 | CPU_SUBTYPE_SH7786 || CPU_SUBTYPE_SH7724 |
05627486 | 537 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 538 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 539 | default "50000000" |
1da177e4 | 540 | help |
cad82448 PM |
541 | This option is used to specify the peripheral clock frequency. |
542 | This is necessary for determining the reference clock value on | |
543 | platforms lacking an RTC. | |
1da177e4 | 544 | |
36aa1e32 PM |
545 | config SH_CLK_CPG |
546 | def_bool y | |
547 | ||
253b0887 | 548 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 549 | depends on SH_CLK_CPG |
46e9371c | 550 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE |
253b0887 | 551 | |
9d4436a6 YS |
552 | config SH_CLK_MD |
553 | int "CPU Mode Pin Setting" | |
6d01f510 | 554 | depends on CPU_SH2 |
357d5946 PM |
555 | default 6 if CPU_SUBTYPE_SH7206 |
556 | default 5 if CPU_SUBTYPE_SH7619 | |
557 | default 0 | |
9d4436a6 | 558 | help |
11cbb70e | 559 | MD2 - MD0 pin setting. |
9d4436a6 | 560 | |
57be2b48 PM |
561 | source "kernel/time/Kconfig" |
562 | ||
32351a28 PM |
563 | endmenu |
564 | ||
cad82448 PM |
565 | menu "CPU Frequency scaling" |
566 | ||
567 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 568 | |
cad82448 PM |
569 | config SH_CPU_FREQ |
570 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 571 | depends on CPU_FREQ |
cad82448 | 572 | select CPU_FREQ_TABLE |
1da177e4 | 573 | help |
8a655053 PM |
574 | This adds the cpufreq driver for SuperH. Any CPU that supports |
575 | clock rate rounding through the clock framework can use this | |
576 | driver. While it will make the kernel slightly larger, this is | |
577 | harmless for CPUs that don't support rate rounding. The driver | |
578 | will also generate a notice in the boot log before disabling | |
579 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 580 | |
cad82448 | 581 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
582 | |
583 | If unsure, say N. | |
584 | ||
cad82448 PM |
585 | endmenu |
586 | ||
9f5e8eee PM |
587 | source "arch/sh/drivers/Kconfig" |
588 | ||
cad82448 | 589 | endmenu |
1da177e4 | 590 | |
cad82448 PM |
591 | menu "Kernel features" |
592 | ||
91b91d01 PM |
593 | source kernel/Kconfig.hz |
594 | ||
cad82448 PM |
595 | config KEXEC |
596 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 597 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 598 | help |
cad82448 PM |
599 | kexec is a system call that implements the ability to shutdown your |
600 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 601 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
602 | you can start any kernel with it, not just Linux. |
603 | ||
1f1332f7 | 604 | The name comes from the similarity to the exec system call. |
cad82448 PM |
605 | |
606 | It is an ongoing process to be certain the hardware in a machine | |
607 | is properly shutdown, so do not be surprised if this code does not | |
608 | initially work for you. It may help to enable device hotplugging | |
609 | support. As of this writing the exact hardware interface is | |
610 | strongly in flux, so no good recommendation can be made. | |
611 | ||
4d5ade5b PM |
612 | config CRASH_DUMP |
613 | bool "kernel crash dumps (EXPERIMENTAL)" | |
640f7487 | 614 | depends on SUPERH32 && EXPERIMENTAL |
4d5ade5b PM |
615 | help |
616 | Generate crash dump after being started by kexec. | |
617 | This should be normally only set in special crash dump kernels | |
618 | which are loaded in the main kernel with kexec-tools into | |
619 | a specially reserved region and then later executed after | |
620 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
621 | to a memory address not used by the main kernel using | |
622 | MEMORY_START. | |
623 | ||
624 | For more details see Documentation/kdump/kdump.txt | |
625 | ||
b7cf6ddc MD |
626 | config KEXEC_JUMP |
627 | bool "kexec jump (EXPERIMENTAL)" | |
628 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
629 | help | |
630 | Jump between original kernel and kexeced kernel and invoke | |
631 | code via KEXEC | |
632 | ||
c4637d47 PM |
633 | config SECCOMP |
634 | bool "Enable seccomp to safely compute untrusted bytecode" | |
635 | depends on PROC_FS | |
c4637d47 PM |
636 | help |
637 | This kernel feature is useful for number crunching applications | |
638 | that may need to compute untrusted bytecode during their | |
639 | execution. By using pipes or other transports made available to | |
640 | the process as file descriptors supporting the read/write | |
641 | syscalls, it's possible to isolate those applications in | |
642 | their own address space using seccomp. Once seccomp is | |
643 | enabled via prctl, it cannot be disabled and the task is only | |
644 | allowed to execute a few safe syscalls defined by each seccomp | |
645 | mode. | |
646 | ||
647 | If unsure, say N. | |
648 | ||
1da177e4 LT |
649 | config SMP |
650 | bool "Symmetric multi-processing support" | |
357d5946 | 651 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 652 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
653 | ---help--- |
654 | This enables support for systems with more than one CPU. If you have | |
655 | a system with only one CPU, like most personal computers, say N. If | |
656 | you have a system with more than one CPU, say Y. | |
657 | ||
658 | If you say N here, the kernel will run on single and multiprocessor | |
659 | machines, but will use only one CPU of a multiprocessor machine. If | |
660 | you say Y here, the kernel will run on many, but not all, | |
661 | singleprocessor machines. On a singleprocessor machine, the kernel | |
662 | will run faster if you say N here. | |
663 | ||
664 | People using multiprocessor machines who say Y here should also say | |
665 | Y to "Enhanced Real Time Clock Support", below. | |
666 | ||
03502faa AB |
667 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
668 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
669 | |
670 | If you don't know what to do here, say N. | |
671 | ||
672 | config NR_CPUS | |
673 | int "Maximum number of CPUs (2-32)" | |
674 | range 2 32 | |
675 | depends on SMP | |
2eb2a436 | 676 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
677 | default "2" |
678 | help | |
679 | This allows you to specify the maximum number of CPUs which this | |
680 | kernel will support. The maximum supported value is 32 and the | |
681 | minimum value which makes sense is 2. | |
682 | ||
683 | This is purely to save memory - each supported CPU adds | |
684 | approximately eight kilobytes to the kernel image. | |
685 | ||
91b91d01 PM |
686 | source "kernel/Kconfig.preempt" |
687 | ||
83662461 PM |
688 | config GUSA |
689 | def_bool y | |
1efe4ce3 | 690 | depends on !SMP && SUPERH32 |
83662461 PM |
691 | help |
692 | This enables support for gUSA (general UserSpace Atomicity). | |
693 | This is the default implementation for both UP and non-ll/sc | |
694 | CPUs, and is used by the libc, amongst others. | |
695 | ||
696 | For additional information, design information can be found | |
697 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
698 | ||
699 | This should only be disabled for special cases where alternate | |
700 | atomicity implementations exist. | |
701 | ||
1efe4ce3 SM |
702 | config GUSA_RB |
703 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
704 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
705 | help | |
706 | Enabling this option will allow the kernel to implement some | |
692105b8 | 707 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
708 | store-conditional (LLSC). On machines which do not have hardware |
709 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 710 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 711 | |
54ff328b PM |
712 | config SPARSE_IRQ |
713 | bool "Support sparse irq numbering" | |
714 | depends on EXPERIMENTAL | |
715 | help | |
716 | This enables support for sparse irqs. This is useful in general | |
717 | as most CPUs have a fairly sparse array of IRQ vectors, which | |
718 | the irq_desc then maps directly on to. Systems with a high | |
719 | number of off-chip IRQs will want to treat this as | |
720 | experimental until they have been independently verified. | |
721 | ||
722 | If you don't know what to do here, say N. | |
723 | ||
cad82448 | 724 | endmenu |
1da177e4 | 725 | |
cad82448 | 726 | menu "Boot options" |
1da177e4 | 727 | |
cad82448 | 728 | config ZERO_PAGE_OFFSET |
b412a49a PM |
729 | hex |
730 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
731 | SH_7751_SOLUTION_ENGINE | |
732 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 733 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 734 | default "0x00001000" |
1da177e4 | 735 | help |
cad82448 | 736 | This sets the default offset of zero page. |
1da177e4 | 737 | |
cad82448 | 738 | config BOOT_LINK_OFFSET |
b412a49a PM |
739 | hex |
740 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 741 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
742 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
743 | default "0x009e0000" if SH_TITAN | |
744 | default "0x01800000" if SH_SDK7780 | |
745 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
746 | default "0x00800000" |
747 | help | |
748 | This option allows you to set the link address offset of the zImage. | |
749 | This can be useful if you are on a board which has a small amount of | |
750 | memory. | |
1da177e4 | 751 | |
b412a49a PM |
752 | config ENTRY_OFFSET |
753 | hex | |
754 | default "0x00001000" if PAGE_SIZE_4KB | |
755 | default "0x00002000" if PAGE_SIZE_8KB | |
756 | default "0x00004000" if PAGE_SIZE_16KB | |
757 | default "0x00010000" if PAGE_SIZE_64KB | |
758 | default "0x00000000" | |
759 | ||
cad82448 PM |
760 | config UBC_WAKEUP |
761 | bool "Wakeup UBC on startup" | |
0e3a9aab | 762 | depends on CPU_SH4 && !CPU_SH4A |
cad82448 PM |
763 | help |
764 | Selecting this option will wakeup the User Break Controller (UBC) on | |
765 | startup. Although the UBC is left in an awake state when the processor | |
766 | comes up, some boot loaders misbehave by putting the UBC to sleep in a | |
767 | power saving state, which causes issues with things like ptrace(). | |
1da177e4 | 768 | |
cad82448 | 769 | If unsure, say N. |
1da177e4 | 770 | |
d724a9c9 PM |
771 | choice |
772 | prompt "Kernel command line" | |
773 | optional | |
774 | default CMDLINE_OVERWRITE | |
775 | help | |
776 | Setting this option allows the kernel command line arguments | |
777 | to be set. | |
778 | ||
779 | config CMDLINE_OVERWRITE | |
780 | bool "Overwrite bootloader kernel arguments" | |
781 | help | |
782 | Given string will overwrite any arguments passed in by | |
783 | a bootloader. | |
784 | ||
785 | config CMDLINE_EXTEND | |
786 | bool "Extend bootloader kernel arguments" | |
787 | help | |
788 | Given string will be concatenated with arguments passed in | |
789 | by a bootloader. | |
790 | ||
791 | endchoice | |
1da177e4 | 792 | |
cad82448 | 793 | config CMDLINE |
d724a9c9 PM |
794 | string "Kernel command line arguments string" |
795 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 796 | default "console=ttySC1,115200" |
1da177e4 LT |
797 | |
798 | endmenu | |
799 | ||
cad82448 | 800 | menu "Bus options" |
1da177e4 | 801 | |
cad82448 PM |
802 | config SUPERHYWAY |
803 | tristate "SuperHyway Bus support" | |
804 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 805 | |
17be2d2b | 806 | config MAPLE |
e16038ab PM |
807 | bool "Maple Bus support" |
808 | depends on SH_DREAMCAST | |
809 | help | |
810 | The Maple Bus is SEGA's serial communication bus for peripherals | |
811 | on the Dreamcast. Without this bus support you won't be able to | |
812 | get your Dreamcast keyboard etc to work, so most users | |
813 | probably want to say 'Y' here, unless you are only using the | |
814 | Dreamcast with a serial line terminal or a remote network | |
815 | connection. | |
17be2d2b | 816 | |
1da177e4 LT |
817 | source "arch/sh/drivers/pci/Kconfig" |
818 | ||
e16038ab PM |
819 | source "drivers/pci/pcie/Kconfig" |
820 | ||
1da177e4 LT |
821 | source "drivers/pci/Kconfig" |
822 | ||
823 | source "drivers/pcmcia/Kconfig" | |
824 | ||
825 | source "drivers/pci/hotplug/Kconfig" | |
826 | ||
827 | endmenu | |
828 | ||
829 | menu "Executable file formats" | |
830 | ||
831 | source "fs/Kconfig.binfmt" | |
832 | ||
833 | endmenu | |
834 | ||
3aa770e7 | 835 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 836 | depends on EXPERIMENTAL |
f4cb5700 | 837 | |
c6f17cb2 MD |
838 | source "kernel/power/Kconfig" |
839 | ||
840 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 841 | |
3aa770e7 AS |
842 | endmenu |
843 | ||
d5950b43 SR |
844 | source "net/Kconfig" |
845 | ||
1da177e4 LT |
846 | source "drivers/Kconfig" |
847 | ||
848 | source "fs/Kconfig" | |
849 | ||
1da177e4 LT |
850 | source "arch/sh/Kconfig.debug" |
851 | ||
852 | source "security/Kconfig" | |
853 | ||
854 | source "crypto/Kconfig" | |
855 | ||
856 | source "lib/Kconfig" |