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 |
86e4dd5a | 12 | select HAVE_IDE if HAS_IOPORT |
95f72d1e | 13 | select HAVE_MEMBLOCK |
42d4b839 | 14 | select HAVE_OPROFILE |
9de90ac2 | 15 | select HAVE_GENERIC_DMA_COHERENT |
d7b01f78 | 16 | select HAVE_ARCH_TRACEHOOK |
f802d969 | 17 | select HAVE_DMA_API_DEBUG |
73c926be | 18 | select HAVE_DMA_ATTRS |
e360adbe | 19 | select HAVE_IRQ_WORK |
cdd6c482 | 20 | select HAVE_PERF_EVENTS |
72f0c137 | 21 | select PERF_USE_VMALLOC |
df8ce259 | 22 | select HAVE_KERNEL_GZIP |
07e88e1b PM |
23 | select HAVE_KERNEL_BZIP2 |
24 | select HAVE_KERNEL_LZMA | |
c7b16efb | 25 | select HAVE_KERNEL_LZO |
a74f7e04 | 26 | select HAVE_SYSCALL_TRACEPOINTS |
eaaaeef3 | 27 | select HAVE_REGS_AND_STACK_ACCESS_API |
6eac1af0 | 28 | select RTC_LIB |
f01789c6 | 29 | select GENERIC_ATOMIC64 |
1da177e4 LT |
30 | help |
31 | The SuperH is a RISC processor targeted for use in embedded systems | |
32 | and consumer electronics; it was also used in the Sega Dreamcast | |
33 | gaming console. The SuperH port has a home page at | |
34 | <http://www.linux-sh.org/>. | |
35 | ||
39d28a2d | 36 | config SUPERH32 |
3cc000b5 | 37 | def_bool ARCH = "sh" |
d39f5450 CS |
38 | select HAVE_KPROBES |
39 | select HAVE_KRETPROBES | |
6d63e73d | 40 | select HAVE_IOREMAP_PROT if MMU && !X2TLB |
694f94f2 | 41 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
42 | select HAVE_FTRACE_MCOUNT_RECORD |
43 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 44 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
e4b053d9 | 45 | select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE |
327933f5 | 46 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 47 | select HAVE_ARCH_KGDB |
6fbfe8d7 | 48 | select HAVE_HW_BREAKPOINT |
0102752e | 49 | select HAVE_MIXED_BREAKPOINTS_REGS |
e583d6b3 | 50 | select PERF_EVENTS |
8dafc346 | 51 | select ARCH_HIBERNATION_POSSIBLE if MMU |
ea0e1a9a PM |
52 | |
53 | config SUPERH64 | |
3cc000b5 | 54 | def_bool ARCH = "sh64" |
39d28a2d | 55 | |
f42b7e3d PM |
56 | config ARCH_DEFCONFIG |
57 | string | |
58 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
59 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
60 | ||
1da177e4 | 61 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 62 | def_bool y |
1da177e4 LT |
63 | |
64 | config RWSEM_XCHGADD_ALGORITHM | |
65 | bool | |
66 | ||
fa691511 PM |
67 | config GENERIC_BUG |
68 | def_bool y | |
a82d53ec | 69 | depends on BUG && SUPERH32 |
fa691511 | 70 | |
3767f3f1 PM |
71 | config GENERIC_CSUM |
72 | def_bool y | |
73 | depends on SUPERH64 | |
74 | ||
e2268c71 | 75 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 76 | def_bool y |
e2268c71 AM |
77 | |
78 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 79 | def_bool y |
e2268c71 | 80 | |
1da177e4 | 81 | config GENERIC_HARDIRQS |
d7ef4fb3 | 82 | def_bool y |
1da177e4 | 83 | |
5093c9a4 PM |
84 | config GENERIC_HARDIRQS_NO__DO_IRQ |
85 | def_bool y | |
86 | ||
2eb2a436 PM |
87 | config IRQ_PER_CPU |
88 | def_bool y | |
89 | ||
4b842c85 PM |
90 | config SPARSE_IRQ |
91 | def_bool y | |
92 | depends on SUPERH32 | |
93 | ||
2967dab1 MD |
94 | config GENERIC_GPIO |
95 | def_bool n | |
96 | ||
1da177e4 | 97 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 98 | bool |
1da177e4 | 99 | |
cad82448 PM |
100 | config GENERIC_IOMAP |
101 | bool | |
102 | ||
57be2b48 | 103 | config GENERIC_CLOCKEVENTS |
938edae1 | 104 | def_bool y |
57be2b48 | 105 | |
8c24594d PM |
106 | config GENERIC_CLOCKEVENTS_BROADCAST |
107 | bool | |
108 | ||
6d134b9e PM |
109 | config GENERIC_CMOS_UPDATE |
110 | def_bool y | |
111 | depends on SH_SH03 || SH_DREAMCAST | |
112 | ||
bdcab87b PM |
113 | config GENERIC_LOCKBREAK |
114 | def_bool y | |
115 | depends on SMP && PREEMPT | |
116 | ||
357d5946 PM |
117 | config SYS_SUPPORTS_PM |
118 | bool | |
af998a9a MD |
119 | depends on !SMP |
120 | ||
121 | config ARCH_SUSPEND_POSSIBLE | |
122 | def_bool n | |
123 | ||
124 | config ARCH_HIBERNATION_POSSIBLE | |
125 | def_bool n | |
357d5946 | 126 | |
0a9b0db1 PM |
127 | config SYS_SUPPORTS_APM_EMULATION |
128 | bool | |
af998a9a | 129 | select ARCH_SUSPEND_POSSIBLE |
357d5946 | 130 | |
ffb4a73d PM |
131 | config SYS_SUPPORTS_HUGETLBFS |
132 | bool | |
133 | ||
357d5946 PM |
134 | config SYS_SUPPORTS_SMP |
135 | bool | |
136 | ||
137 | config SYS_SUPPORTS_NUMA | |
138 | bool | |
139 | ||
140 | config SYS_SUPPORTS_PCI | |
141 | bool | |
0a9b0db1 | 142 | |
f5ad881b PM |
143 | config SYS_SUPPORTS_CMT |
144 | bool | |
145 | ||
d5ed4c2e MD |
146 | config SYS_SUPPORTS_MTU2 |
147 | bool | |
148 | ||
9570ef20 MD |
149 | config SYS_SUPPORTS_TMU |
150 | bool | |
151 | ||
afbfb52e | 152 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 153 | def_bool y |
afbfb52e PM |
154 | |
155 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 156 | def_bool y |
afbfb52e | 157 | |
5a89f1ad PM |
158 | config HAVE_LATENCYTOP_SUPPORT |
159 | def_bool y | |
5a89f1ad | 160 | |
f0d1b0b3 | 161 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 162 | def_bool n |
f0d1b0b3 DH |
163 | |
164 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 165 | def_bool n |
f0d1b0b3 | 166 | |
e257ad06 PM |
167 | config ARCH_NO_VIRT_TO_BUS |
168 | def_bool y | |
169 | ||
e869a90e PM |
170 | config ARCH_HAS_DEFAULT_IDLE |
171 | def_bool y | |
172 | ||
2e046b94 PM |
173 | config ARCH_HAS_CPU_IDLE_WAIT |
174 | def_bool y | |
175 | ||
86e4dd5a PM |
176 | config NO_IOPORT |
177 | bool | |
178 | ||
e7cc9a73 MD |
179 | config IO_TRAPPED |
180 | bool | |
181 | ||
01be5d63 PM |
182 | config DMA_COHERENT |
183 | bool | |
184 | ||
185 | config DMA_NONCOHERENT | |
186 | def_bool !DMA_COHERENT | |
187 | ||
5cabbb62 FT |
188 | config NEED_DMA_MAP_STATE |
189 | def_bool DMA_NONCOHERENT | |
190 | ||
18e98307 FT |
191 | config NEED_SG_DMA_LENGTH |
192 | def_bool y | |
193 | ||
1da177e4 LT |
194 | source "init/Kconfig" |
195 | ||
dc52ddc0 MH |
196 | source "kernel/Kconfig.freezer" |
197 | ||
1da177e4 LT |
198 | menu "System type" |
199 | ||
b5f42db0 PM |
200 | # |
201 | # Processor families | |
202 | # | |
203 | config CPU_SH2 | |
204 | bool | |
205 | ||
206 | config CPU_SH2A | |
207 | bool | |
208 | select CPU_SH2 | |
209 | ||
210 | config CPU_SH3 | |
211 | bool | |
212 | select CPU_HAS_INTEVT | |
213 | select CPU_HAS_SR_RB | |
4fa48e17 | 214 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
215 | |
216 | config CPU_SH4 | |
217 | bool | |
218 | select CPU_HAS_INTEVT | |
219 | select CPU_HAS_SR_RB | |
b5f42db0 | 220 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 221 | select SYS_SUPPORTS_TMU |
ffb4a73d | 222 | select SYS_SUPPORTS_HUGETLBFS if MMU |
b5f42db0 PM |
223 | |
224 | config CPU_SH4A | |
225 | bool | |
226 | select CPU_SH4 | |
227 | ||
228 | config CPU_SH4AL_DSP | |
229 | bool | |
230 | select CPU_SH4A | |
231 | select CPU_HAS_DSP | |
232 | ||
ea0e1a9a PM |
233 | config CPU_SH5 |
234 | bool | |
235 | select CPU_HAS_FPU | |
add47067 | 236 | select SYS_SUPPORTS_TMU |
ffb4a73d | 237 | select SYS_SUPPORTS_HUGETLBFS if MMU |
ea0e1a9a | 238 | |
b5f42db0 PM |
239 | config CPU_SHX2 |
240 | bool | |
241 | ||
242 | config CPU_SHX3 | |
243 | bool | |
01be5d63 | 244 | select DMA_COHERENT |
4b478ee2 PM |
245 | select SYS_SUPPORTS_SMP |
246 | select SYS_SUPPORTS_NUMA | |
b5f42db0 | 247 | |
dc65a977 PM |
248 | config ARCH_SHMOBILE |
249 | bool | |
77594912 | 250 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
251 | select PM |
252 | select PM_RUNTIME | |
dc65a977 | 253 | |
86c8c047 MF |
254 | config CPU_HAS_PMU |
255 | depends on CPU_SH4 || CPU_SH4A | |
256 | default y | |
257 | bool | |
258 | ||
3cc000b5 PM |
259 | if SUPERH32 |
260 | ||
b5f42db0 PM |
261 | choice |
262 | prompt "Processor sub-type selection" | |
263 | ||
264 | # | |
265 | # Processor subtypes | |
266 | # | |
267 | ||
268 | # SH-2 Processor Support | |
269 | ||
270 | config CPU_SUBTYPE_SH7619 | |
271 | bool "Support SH7619 processor" | |
272 | select CPU_SH2 | |
f5ad881b | 273 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
274 | |
275 | # SH-2A Processor Support | |
276 | ||
2825999e PG |
277 | config CPU_SUBTYPE_SH7201 |
278 | bool "Support SH7201 processor" | |
279 | select CPU_SH2A | |
280 | select CPU_HAS_FPU | |
da107c6e | 281 | select SYS_SUPPORTS_MTU2 |
2825999e | 282 | |
6d01f510 PM |
283 | config CPU_SUBTYPE_SH7203 |
284 | bool "Support SH7203 processor" | |
285 | select CPU_SH2A | |
74d99a5e | 286 | select CPU_HAS_FPU |
f5ad881b | 287 | select SYS_SUPPORTS_CMT |
da107c6e | 288 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 289 | |
b5f42db0 PM |
290 | config CPU_SUBTYPE_SH7206 |
291 | bool "Support SH7206 processor" | |
292 | select CPU_SH2A | |
f5ad881b | 293 | select SYS_SUPPORTS_CMT |
da107c6e | 294 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 295 | |
a8f67f4b PM |
296 | config CPU_SUBTYPE_SH7263 |
297 | bool "Support SH7263 processor" | |
298 | select CPU_SH2A | |
74d99a5e | 299 | select CPU_HAS_FPU |
f5ad881b | 300 | select SYS_SUPPORTS_CMT |
da107c6e | 301 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 302 | |
2ad69908 PM |
303 | config CPU_SUBTYPE_MXG |
304 | bool "Support MX-G processor" | |
305 | select CPU_SH2A | |
da107c6e | 306 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
307 | help |
308 | Select MX-G if running on an R8A03022BG part. | |
309 | ||
b5f42db0 PM |
310 | # SH-3 Processor Support |
311 | ||
312 | config CPU_SUBTYPE_SH7705 | |
313 | bool "Support SH7705 processor" | |
314 | select CPU_SH3 | |
315 | ||
316 | config CPU_SUBTYPE_SH7706 | |
317 | bool "Support SH7706 processor" | |
318 | select CPU_SH3 | |
319 | help | |
320 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
321 | ||
322 | config CPU_SUBTYPE_SH7707 | |
323 | bool "Support SH7707 processor" | |
324 | select CPU_SH3 | |
325 | help | |
326 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
327 | ||
328 | config CPU_SUBTYPE_SH7708 | |
329 | bool "Support SH7708 processor" | |
330 | select CPU_SH3 | |
331 | help | |
332 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
333 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
334 | ||
335 | config CPU_SUBTYPE_SH7709 | |
336 | bool "Support SH7709 processor" | |
337 | select CPU_SH3 | |
338 | help | |
339 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
340 | ||
341 | config CPU_SUBTYPE_SH7710 | |
342 | bool "Support SH7710 processor" | |
343 | select CPU_SH3 | |
344 | select CPU_HAS_DSP | |
345 | help | |
346 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
347 | ||
348 | config CPU_SUBTYPE_SH7712 | |
349 | bool "Support SH7712 processor" | |
350 | select CPU_SH3 | |
351 | select CPU_HAS_DSP | |
352 | help | |
353 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
354 | ||
355 | config CPU_SUBTYPE_SH7720 | |
356 | bool "Support SH7720 processor" | |
357 | select CPU_SH3 | |
358 | select CPU_HAS_DSP | |
2b23a882 | 359 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
360 | help |
361 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
362 | ||
31a49c4b YS |
363 | config CPU_SUBTYPE_SH7721 |
364 | bool "Support SH7721 processor" | |
365 | select CPU_SH3 | |
366 | select CPU_HAS_DSP | |
2b23a882 | 367 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
368 | help |
369 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
370 | ||
b5f42db0 PM |
371 | # SH-4 Processor Support |
372 | ||
373 | config CPU_SUBTYPE_SH7750 | |
374 | bool "Support SH7750 processor" | |
375 | select CPU_SH4 | |
376 | help | |
377 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
378 | ||
379 | config CPU_SUBTYPE_SH7091 | |
380 | bool "Support SH7091 processor" | |
381 | select CPU_SH4 | |
382 | help | |
383 | Select SH7091 if you have an SH-4 based Sega device (such as | |
384 | the Dreamcast, Naomi, and Naomi 2). | |
385 | ||
386 | config CPU_SUBTYPE_SH7750R | |
387 | bool "Support SH7750R processor" | |
388 | select CPU_SH4 | |
389 | ||
390 | config CPU_SUBTYPE_SH7750S | |
391 | bool "Support SH7750S processor" | |
392 | select CPU_SH4 | |
393 | ||
394 | config CPU_SUBTYPE_SH7751 | |
395 | bool "Support SH7751 processor" | |
396 | select CPU_SH4 | |
397 | help | |
398 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
399 | or if you have a HD6417751R CPU. | |
400 | ||
401 | config CPU_SUBTYPE_SH7751R | |
402 | bool "Support SH7751R processor" | |
403 | select CPU_SH4 | |
404 | ||
405 | config CPU_SUBTYPE_SH7760 | |
406 | bool "Support SH7760 processor" | |
407 | select CPU_SH4 | |
408 | ||
409 | config CPU_SUBTYPE_SH4_202 | |
410 | bool "Support SH4-202 processor" | |
411 | select CPU_SH4 | |
412 | ||
413 | # SH-4A Processor Support | |
414 | ||
178dd0cd PM |
415 | config CPU_SUBTYPE_SH7723 |
416 | bool "Support SH7723 processor" | |
417 | select CPU_SH4A | |
418 | select CPU_SHX2 | |
dc65a977 | 419 | select ARCH_SHMOBILE |
178dd0cd | 420 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 421 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
422 | help |
423 | Select SH7723 if you have an SH-MobileR2 CPU. | |
424 | ||
0207a2ef KM |
425 | config CPU_SUBTYPE_SH7724 |
426 | bool "Support SH7724 processor" | |
427 | select CPU_SH4A | |
428 | select CPU_SHX2 | |
59fe700d | 429 | select ARCH_SHMOBILE |
0207a2ef KM |
430 | select ARCH_SPARSEMEM_ENABLE |
431 | select SYS_SUPPORTS_CMT | |
432 | help | |
433 | Select SH7724 if you have an SH-MobileR2R CPU. | |
434 | ||
c01f0f1a YS |
435 | config CPU_SUBTYPE_SH7757 |
436 | bool "Support SH7757 processor" | |
437 | select CPU_SH4A | |
438 | select CPU_SHX2 | |
439 | help | |
440 | Select SH7757 if you have a SH4A SH7757 CPU. | |
441 | ||
7d740a06 YS |
442 | config CPU_SUBTYPE_SH7763 |
443 | bool "Support SH7763 processor" | |
444 | select CPU_SH4A | |
445 | help | |
446 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
447 | ||
b5f42db0 PM |
448 | config CPU_SUBTYPE_SH7770 |
449 | bool "Support SH7770 processor" | |
450 | select CPU_SH4A | |
451 | ||
452 | config CPU_SUBTYPE_SH7780 | |
453 | bool "Support SH7780 processor" | |
454 | select CPU_SH4A | |
455 | ||
456 | config CPU_SUBTYPE_SH7785 | |
457 | bool "Support SH7785 processor" | |
458 | select CPU_SH4A | |
459 | select CPU_SHX2 | |
55ba99eb KM |
460 | select ARCH_SPARSEMEM_ENABLE |
461 | select SYS_SUPPORTS_NUMA | |
462 | ||
463 | config CPU_SUBTYPE_SH7786 | |
464 | bool "Support SH7786 processor" | |
465 | select CPU_SH4A | |
37042fbd | 466 | select CPU_SHX3 |
8263a67e | 467 | select CPU_HAS_PTEAEX |
2eb2a436 | 468 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
469 | |
470 | config CPU_SUBTYPE_SHX3 | |
471 | bool "Support SH-X3 processor" | |
472 | select CPU_SH4A | |
473 | select CPU_SHX3 | |
5840263e | 474 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
742759ea | 475 | select ARCH_REQUIRE_GPIOLIB |
b5f42db0 PM |
476 | |
477 | # SH4AL-DSP Processor Support | |
478 | ||
479 | config CPU_SUBTYPE_SH7343 | |
480 | bool "Support SH7343 processor" | |
481 | select CPU_SH4AL_DSP | |
dc65a977 | 482 | select ARCH_SHMOBILE |
f5ad881b | 483 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
484 | |
485 | config CPU_SUBTYPE_SH7722 | |
486 | bool "Support SH7722 processor" | |
487 | select CPU_SH4AL_DSP | |
488 | select CPU_SHX2 | |
dc65a977 | 489 | select ARCH_SHMOBILE |
b5f42db0 PM |
490 | select ARCH_SPARSEMEM_ENABLE |
491 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 492 | select SYS_SUPPORTS_CMT |
9109a30e MD |
493 | |
494 | config CPU_SUBTYPE_SH7366 | |
495 | bool "Support SH7366 processor" | |
496 | select CPU_SH4AL_DSP | |
497 | select CPU_SHX2 | |
dc65a977 | 498 | select ARCH_SHMOBILE |
9109a30e MD |
499 | select ARCH_SPARSEMEM_ENABLE |
500 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 501 | select SYS_SUPPORTS_CMT |
b5f42db0 | 502 | |
3cc000b5 PM |
503 | endchoice |
504 | ||
505 | endif | |
506 | ||
507 | if SUPERH64 | |
508 | ||
509 | choice | |
510 | prompt "Processor sub-type selection" | |
511 | ||
ea0e1a9a PM |
512 | # SH-5 Processor Support |
513 | ||
514 | config CPU_SUBTYPE_SH5_101 | |
515 | bool "Support SH5-101 processor" | |
516 | select CPU_SH5 | |
517 | ||
518 | config CPU_SUBTYPE_SH5_103 | |
519 | bool "Support SH5-103 processor" | |
8ef97dd7 | 520 | select CPU_SH5 |
ea0e1a9a | 521 | |
b5f42db0 PM |
522 | endchoice |
523 | ||
3cc000b5 PM |
524 | endif |
525 | ||
f3d22298 | 526 | source "arch/sh/mm/Kconfig" |
939a24a6 | 527 | |
4690bdc7 | 528 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 529 | |
939a24a6 | 530 | source "arch/sh/boards/Kconfig" |
32351a28 | 531 | |
32351a28 PM |
532 | menu "Timer and clock configuration" |
533 | ||
9570ef20 MD |
534 | config SH_TIMER_TMU |
535 | bool "TMU timer driver" | |
f19900b2 | 536 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 537 | default y |
9570ef20 MD |
538 | help |
539 | This enables the build of the TMU timer driver. | |
540 | ||
f5ad881b | 541 | config SH_TIMER_CMT |
f425752f MD |
542 | bool "CMT timer driver" |
543 | depends on SYS_SUPPORTS_CMT | |
544 | default y | |
f425752f MD |
545 | help |
546 | This enables build of the CMT timer driver. | |
f5ad881b | 547 | |
d5ed4c2e MD |
548 | config SH_TIMER_MTU2 |
549 | bool "MTU2 timer driver" | |
3280c886 | 550 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 551 | default y |
d5ed4c2e MD |
552 | help |
553 | This enables build of the MTU2 timer driver. | |
554 | ||
cad82448 PM |
555 | config SH_PCLK_FREQ |
556 | int "Peripheral clock frequency (in Hz)" | |
8152a74b | 557 | depends on SH_CLK_CPG_LEGACY |
9d4436a6 | 558 | default "31250000" if CPU_SUBTYPE_SH7619 |
8152a74b PM |
559 | default "33333333" if CPU_SUBTYPE_SH7770 || \ |
560 | CPU_SUBTYPE_SH7760 || \ | |
561 | CPU_SUBTYPE_SH7705 || \ | |
562 | CPU_SUBTYPE_SH7203 || \ | |
563 | CPU_SUBTYPE_SH7206 || \ | |
564 | CPU_SUBTYPE_SH7263 || \ | |
43a1839c | 565 | CPU_SUBTYPE_MXG |
05627486 | 566 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 567 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 568 | default "50000000" |
1da177e4 | 569 | help |
cad82448 PM |
570 | This option is used to specify the peripheral clock frequency. |
571 | This is necessary for determining the reference clock value on | |
572 | platforms lacking an RTC. | |
1da177e4 | 573 | |
36aa1e32 PM |
574 | config SH_CLK_CPG |
575 | def_bool y | |
576 | ||
253b0887 | 577 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 578 | depends on SH_CLK_CPG |
43a1839c | 579 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ |
5924ad0d | 580 | !CPU_SHX3 && !CPU_SUBTYPE_SH7757 |
253b0887 | 581 | |
9d4436a6 YS |
582 | config SH_CLK_MD |
583 | int "CPU Mode Pin Setting" | |
6d01f510 | 584 | depends on CPU_SH2 |
357d5946 PM |
585 | default 6 if CPU_SUBTYPE_SH7206 |
586 | default 5 if CPU_SUBTYPE_SH7619 | |
587 | default 0 | |
9d4436a6 | 588 | help |
11cbb70e | 589 | MD2 - MD0 pin setting. |
9d4436a6 | 590 | |
57be2b48 PM |
591 | source "kernel/time/Kconfig" |
592 | ||
32351a28 PM |
593 | endmenu |
594 | ||
cad82448 PM |
595 | menu "CPU Frequency scaling" |
596 | ||
597 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 598 | |
cad82448 PM |
599 | config SH_CPU_FREQ |
600 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 601 | depends on CPU_FREQ |
cad82448 | 602 | select CPU_FREQ_TABLE |
1da177e4 | 603 | help |
8a655053 PM |
604 | This adds the cpufreq driver for SuperH. Any CPU that supports |
605 | clock rate rounding through the clock framework can use this | |
606 | driver. While it will make the kernel slightly larger, this is | |
607 | harmless for CPUs that don't support rate rounding. The driver | |
608 | will also generate a notice in the boot log before disabling | |
609 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 610 | |
cad82448 | 611 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
612 | |
613 | If unsure, say N. | |
614 | ||
cad82448 PM |
615 | endmenu |
616 | ||
9f5e8eee PM |
617 | source "arch/sh/drivers/Kconfig" |
618 | ||
cad82448 | 619 | endmenu |
1da177e4 | 620 | |
cad82448 PM |
621 | menu "Kernel features" |
622 | ||
91b91d01 PM |
623 | source kernel/Kconfig.hz |
624 | ||
cad82448 PM |
625 | config KEXEC |
626 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 627 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 628 | help |
cad82448 PM |
629 | kexec is a system call that implements the ability to shutdown your |
630 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 631 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
632 | you can start any kernel with it, not just Linux. |
633 | ||
1f1332f7 | 634 | The name comes from the similarity to the exec system call. |
cad82448 PM |
635 | |
636 | It is an ongoing process to be certain the hardware in a machine | |
637 | is properly shutdown, so do not be surprised if this code does not | |
638 | initially work for you. It may help to enable device hotplugging | |
639 | support. As of this writing the exact hardware interface is | |
640 | strongly in flux, so no good recommendation can be made. | |
641 | ||
4d5ade5b PM |
642 | config CRASH_DUMP |
643 | bool "kernel crash dumps (EXPERIMENTAL)" | |
d523e1ae | 644 | depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP |
4d5ade5b PM |
645 | help |
646 | Generate crash dump after being started by kexec. | |
647 | This should be normally only set in special crash dump kernels | |
648 | which are loaded in the main kernel with kexec-tools into | |
649 | a specially reserved region and then later executed after | |
650 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
651 | to a memory address not used by the main kernel using | |
652 | MEMORY_START. | |
653 | ||
654 | For more details see Documentation/kdump/kdump.txt | |
655 | ||
b7cf6ddc MD |
656 | config KEXEC_JUMP |
657 | bool "kexec jump (EXPERIMENTAL)" | |
658 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
659 | help | |
660 | Jump between original kernel and kexeced kernel and invoke | |
661 | code via KEXEC | |
662 | ||
c4637d47 PM |
663 | config SECCOMP |
664 | bool "Enable seccomp to safely compute untrusted bytecode" | |
665 | depends on PROC_FS | |
c4637d47 PM |
666 | help |
667 | This kernel feature is useful for number crunching applications | |
668 | that may need to compute untrusted bytecode during their | |
669 | execution. By using pipes or other transports made available to | |
670 | the process as file descriptors supporting the read/write | |
671 | syscalls, it's possible to isolate those applications in | |
672 | their own address space using seccomp. Once seccomp is | |
673 | enabled via prctl, it cannot be disabled and the task is only | |
674 | allowed to execute a few safe syscalls defined by each seccomp | |
675 | mode. | |
676 | ||
677 | If unsure, say N. | |
678 | ||
1da177e4 LT |
679 | config SMP |
680 | bool "Symmetric multi-processing support" | |
357d5946 | 681 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 682 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
683 | ---help--- |
684 | This enables support for systems with more than one CPU. If you have | |
685 | a system with only one CPU, like most personal computers, say N. If | |
686 | you have a system with more than one CPU, say Y. | |
687 | ||
688 | If you say N here, the kernel will run on single and multiprocessor | |
689 | machines, but will use only one CPU of a multiprocessor machine. If | |
690 | you say Y here, the kernel will run on many, but not all, | |
691 | singleprocessor machines. On a singleprocessor machine, the kernel | |
692 | will run faster if you say N here. | |
693 | ||
694 | People using multiprocessor machines who say Y here should also say | |
695 | Y to "Enhanced Real Time Clock Support", below. | |
696 | ||
03502faa AB |
697 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
698 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
699 | |
700 | If you don't know what to do here, say N. | |
701 | ||
702 | config NR_CPUS | |
703 | int "Maximum number of CPUs (2-32)" | |
704 | range 2 32 | |
705 | depends on SMP | |
2eb2a436 | 706 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
707 | default "2" |
708 | help | |
709 | This allows you to specify the maximum number of CPUs which this | |
710 | kernel will support. The maximum supported value is 32 and the | |
711 | minimum value which makes sense is 2. | |
712 | ||
713 | This is purely to save memory - each supported CPU adds | |
714 | approximately eight kilobytes to the kernel image. | |
715 | ||
763142d1 PM |
716 | config HOTPLUG_CPU |
717 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
718 | depends on SMP && HOTPLUG && EXPERIMENTAL | |
719 | help | |
720 | Say Y here to experiment with turning CPUs off and on. CPUs | |
721 | can be controlled through /sys/devices/system/cpu. | |
722 | ||
91b91d01 PM |
723 | source "kernel/Kconfig.preempt" |
724 | ||
83662461 PM |
725 | config GUSA |
726 | def_bool y | |
1efe4ce3 | 727 | depends on !SMP && SUPERH32 |
83662461 PM |
728 | help |
729 | This enables support for gUSA (general UserSpace Atomicity). | |
730 | This is the default implementation for both UP and non-ll/sc | |
731 | CPUs, and is used by the libc, amongst others. | |
732 | ||
733 | For additional information, design information can be found | |
734 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
735 | ||
736 | This should only be disabled for special cases where alternate | |
737 | atomicity implementations exist. | |
738 | ||
1efe4ce3 SM |
739 | config GUSA_RB |
740 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
741 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
742 | help | |
743 | Enabling this option will allow the kernel to implement some | |
692105b8 | 744 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
745 | store-conditional (LLSC). On machines which do not have hardware |
746 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 747 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 748 | |
86c8c047 MF |
749 | config HW_PERF_EVENTS |
750 | bool "Enable hardware performance counter support for perf events" | |
751 | depends on PERF_EVENTS && CPU_HAS_PMU | |
752 | default y | |
753 | help | |
754 | Enable hardware performance counter support for perf events. If | |
755 | disabled, perf events will use software events only. | |
756 | ||
43b8774d PM |
757 | source "drivers/sh/Kconfig" |
758 | ||
cad82448 | 759 | endmenu |
1da177e4 | 760 | |
cad82448 | 761 | menu "Boot options" |
1da177e4 | 762 | |
cad82448 | 763 | config ZERO_PAGE_OFFSET |
b412a49a PM |
764 | hex |
765 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
766 | SH_7751_SOLUTION_ENGINE | |
767 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 768 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 769 | default "0x00001000" |
1da177e4 | 770 | help |
cad82448 | 771 | This sets the default offset of zero page. |
1da177e4 | 772 | |
cad82448 | 773 | config BOOT_LINK_OFFSET |
b412a49a PM |
774 | hex |
775 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 776 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
777 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
778 | default "0x009e0000" if SH_TITAN | |
779 | default "0x01800000" if SH_SDK7780 | |
780 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
781 | default "0x00800000" |
782 | help | |
783 | This option allows you to set the link address offset of the zImage. | |
784 | This can be useful if you are on a board which has a small amount of | |
785 | memory. | |
1da177e4 | 786 | |
b412a49a PM |
787 | config ENTRY_OFFSET |
788 | hex | |
789 | default "0x00001000" if PAGE_SIZE_4KB | |
790 | default "0x00002000" if PAGE_SIZE_8KB | |
791 | default "0x00004000" if PAGE_SIZE_16KB | |
792 | default "0x00010000" if PAGE_SIZE_64KB | |
793 | default "0x00000000" | |
794 | ||
4705b2e8 MD |
795 | config ROMIMAGE_MMCIF |
796 | bool "Include MMCIF loader in romImage (EXPERIMENTAL)" | |
797 | depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL | |
798 | help | |
799 | Say Y here to include experimental MMCIF loading code in | |
800 | romImage. With this enabled it is possible to write the romImage | |
801 | kernel image to an MMC card and boot the kernel straight from | |
802 | the reset vector. At reset the processor Mask ROM will load the | |
803 | first part of the romImage which in turn loads the rest the kernel | |
804 | image to RAM using the MMCIF hardware block. | |
805 | ||
d724a9c9 PM |
806 | choice |
807 | prompt "Kernel command line" | |
808 | optional | |
809 | default CMDLINE_OVERWRITE | |
810 | help | |
811 | Setting this option allows the kernel command line arguments | |
812 | to be set. | |
813 | ||
814 | config CMDLINE_OVERWRITE | |
815 | bool "Overwrite bootloader kernel arguments" | |
816 | help | |
817 | Given string will overwrite any arguments passed in by | |
818 | a bootloader. | |
819 | ||
820 | config CMDLINE_EXTEND | |
821 | bool "Extend bootloader kernel arguments" | |
822 | help | |
823 | Given string will be concatenated with arguments passed in | |
824 | by a bootloader. | |
825 | ||
826 | endchoice | |
1da177e4 | 827 | |
cad82448 | 828 | config CMDLINE |
d724a9c9 PM |
829 | string "Kernel command line arguments string" |
830 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 831 | default "console=ttySC1,115200" |
1da177e4 LT |
832 | |
833 | endmenu | |
834 | ||
cad82448 | 835 | menu "Bus options" |
1da177e4 | 836 | |
cad82448 PM |
837 | config SUPERHYWAY |
838 | tristate "SuperHyway Bus support" | |
839 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 840 | |
17be2d2b | 841 | config MAPLE |
e16038ab PM |
842 | bool "Maple Bus support" |
843 | depends on SH_DREAMCAST | |
844 | help | |
845 | The Maple Bus is SEGA's serial communication bus for peripherals | |
846 | on the Dreamcast. Without this bus support you won't be able to | |
847 | get your Dreamcast keyboard etc to work, so most users | |
848 | probably want to say 'Y' here, unless you are only using the | |
849 | Dreamcast with a serial line terminal or a remote network | |
850 | connection. | |
17be2d2b | 851 | |
7693465d PM |
852 | config PCI |
853 | bool "PCI support" | |
854 | depends on SYS_SUPPORTS_PCI | |
320e68da | 855 | select PCI_DOMAINS |
7693465d PM |
856 | help |
857 | Find out whether you have a PCI motherboard. PCI is the name of a | |
858 | bus system, i.e. the way the CPU talks to the other stuff inside | |
859 | your box. If you have PCI, say Y, otherwise N. | |
1da177e4 | 860 | |
320e68da PM |
861 | config PCI_DOMAINS |
862 | bool | |
863 | ||
e16038ab PM |
864 | source "drivers/pci/pcie/Kconfig" |
865 | ||
1da177e4 LT |
866 | source "drivers/pci/Kconfig" |
867 | ||
868 | source "drivers/pcmcia/Kconfig" | |
869 | ||
870 | source "drivers/pci/hotplug/Kconfig" | |
871 | ||
872 | endmenu | |
873 | ||
874 | menu "Executable file formats" | |
875 | ||
876 | source "fs/Kconfig.binfmt" | |
877 | ||
878 | endmenu | |
879 | ||
3aa770e7 | 880 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 881 | depends on EXPERIMENTAL |
f4cb5700 | 882 | |
c6f17cb2 MD |
883 | source "kernel/power/Kconfig" |
884 | ||
885 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 886 | |
3aa770e7 AS |
887 | endmenu |
888 | ||
d5950b43 SR |
889 | source "net/Kconfig" |
890 | ||
1da177e4 LT |
891 | source "drivers/Kconfig" |
892 | ||
893 | source "fs/Kconfig" | |
894 | ||
1da177e4 LT |
895 | source "arch/sh/Kconfig.debug" |
896 | ||
897 | source "security/Kconfig" | |
898 | ||
899 | source "crypto/Kconfig" | |
900 | ||
5f737b39 MD |
901 | menuconfig VIRTUALIZATION |
902 | bool "Virtualization" | |
903 | default n | |
904 | ---help--- | |
905 | Say Y here to get to see options for using your Linux host to run other | |
906 | operating systems inside virtual machines (guests). | |
907 | This option alone does not add any kernel code. | |
908 | ||
909 | If you say N, all options in this submenu will be skipped and disabled. | |
910 | ||
911 | if VIRTUALIZATION | |
912 | ||
913 | source drivers/virtio/Kconfig | |
914 | ||
915 | endif # VIRTUALIZATION | |
916 | ||
1da177e4 | 917 | source "lib/Kconfig" |