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