]>
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 |
57b81330 PM |
28 | select HAVE_GENERIC_HARDIRQS |
29 | select HAVE_SPARSE_IRQ | |
6eac1af0 | 30 | select RTC_LIB |
f01789c6 | 31 | select GENERIC_ATOMIC64 |
1e5cefd0 | 32 | select GENERIC_HARDIRQS_NO_DEPRECATED |
1da177e4 LT |
33 | help |
34 | The SuperH is a RISC processor targeted for use in embedded systems | |
35 | and consumer electronics; it was also used in the Sega Dreamcast | |
36 | gaming console. The SuperH port has a home page at | |
37 | <http://www.linux-sh.org/>. | |
38 | ||
39d28a2d | 39 | config SUPERH32 |
3cc000b5 | 40 | def_bool ARCH = "sh" |
d39f5450 CS |
41 | select HAVE_KPROBES |
42 | select HAVE_KRETPROBES | |
6d63e73d | 43 | select HAVE_IOREMAP_PROT if MMU && !X2TLB |
694f94f2 | 44 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
45 | select HAVE_FTRACE_MCOUNT_RECORD |
46 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 47 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
e4b053d9 | 48 | select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE |
327933f5 | 49 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 50 | select HAVE_ARCH_KGDB |
6fbfe8d7 | 51 | select HAVE_HW_BREAKPOINT |
0102752e | 52 | select HAVE_MIXED_BREAKPOINTS_REGS |
e583d6b3 | 53 | select PERF_EVENTS |
8dafc346 | 54 | select ARCH_HIBERNATION_POSSIBLE if MMU |
57b81330 | 55 | select SPARSE_IRQ |
ea0e1a9a PM |
56 | |
57 | config SUPERH64 | |
3cc000b5 | 58 | def_bool ARCH = "sh64" |
39d28a2d | 59 | |
f42b7e3d PM |
60 | config ARCH_DEFCONFIG |
61 | string | |
62 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
63 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
64 | ||
1da177e4 | 65 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 66 | def_bool y |
1da177e4 LT |
67 | |
68 | config RWSEM_XCHGADD_ALGORITHM | |
69 | bool | |
70 | ||
fa691511 PM |
71 | config GENERIC_BUG |
72 | def_bool y | |
a82d53ec | 73 | depends on BUG && SUPERH32 |
fa691511 | 74 | |
3767f3f1 PM |
75 | config GENERIC_CSUM |
76 | def_bool y | |
77 | depends on SUPERH64 | |
78 | ||
e2268c71 | 79 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 80 | def_bool y |
e2268c71 AM |
81 | |
82 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 83 | def_bool y |
e2268c71 | 84 | |
2eb2a436 PM |
85 | config IRQ_PER_CPU |
86 | def_bool y | |
87 | ||
2967dab1 MD |
88 | config GENERIC_GPIO |
89 | def_bool n | |
90 | ||
1da177e4 | 91 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 92 | bool |
1da177e4 | 93 | |
cad82448 PM |
94 | config GENERIC_IOMAP |
95 | bool | |
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 | 124 | |
ffb4a73d PM |
125 | config SYS_SUPPORTS_HUGETLBFS |
126 | bool | |
127 | ||
357d5946 PM |
128 | config SYS_SUPPORTS_SMP |
129 | bool | |
130 | ||
131 | config SYS_SUPPORTS_NUMA | |
132 | bool | |
133 | ||
134 | config SYS_SUPPORTS_PCI | |
135 | bool | |
0a9b0db1 | 136 | |
f5ad881b PM |
137 | config SYS_SUPPORTS_CMT |
138 | bool | |
139 | ||
d5ed4c2e MD |
140 | config SYS_SUPPORTS_MTU2 |
141 | bool | |
142 | ||
9570ef20 MD |
143 | config SYS_SUPPORTS_TMU |
144 | bool | |
145 | ||
afbfb52e | 146 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 147 | def_bool y |
afbfb52e PM |
148 | |
149 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 150 | def_bool y |
afbfb52e | 151 | |
5a89f1ad PM |
152 | config HAVE_LATENCYTOP_SUPPORT |
153 | def_bool y | |
5a89f1ad | 154 | |
f0d1b0b3 | 155 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 156 | def_bool n |
f0d1b0b3 DH |
157 | |
158 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 159 | def_bool n |
f0d1b0b3 | 160 | |
e257ad06 PM |
161 | config ARCH_NO_VIRT_TO_BUS |
162 | def_bool y | |
163 | ||
e869a90e PM |
164 | config ARCH_HAS_DEFAULT_IDLE |
165 | def_bool y | |
166 | ||
2e046b94 PM |
167 | config ARCH_HAS_CPU_IDLE_WAIT |
168 | def_bool y | |
169 | ||
86e4dd5a PM |
170 | config NO_IOPORT |
171 | bool | |
172 | ||
e7cc9a73 MD |
173 | config IO_TRAPPED |
174 | bool | |
175 | ||
01be5d63 PM |
176 | config DMA_COHERENT |
177 | bool | |
178 | ||
179 | config DMA_NONCOHERENT | |
180 | def_bool !DMA_COHERENT | |
181 | ||
5cabbb62 FT |
182 | config NEED_DMA_MAP_STATE |
183 | def_bool DMA_NONCOHERENT | |
184 | ||
18e98307 FT |
185 | config NEED_SG_DMA_LENGTH |
186 | def_bool y | |
187 | ||
1da177e4 LT |
188 | source "init/Kconfig" |
189 | ||
dc52ddc0 MH |
190 | source "kernel/Kconfig.freezer" |
191 | ||
1da177e4 LT |
192 | menu "System type" |
193 | ||
b5f42db0 PM |
194 | # |
195 | # Processor families | |
196 | # | |
197 | config CPU_SH2 | |
198 | bool | |
199 | ||
200 | config CPU_SH2A | |
201 | bool | |
202 | select CPU_SH2 | |
203 | ||
204 | config CPU_SH3 | |
205 | bool | |
206 | select CPU_HAS_INTEVT | |
207 | select CPU_HAS_SR_RB | |
4fa48e17 | 208 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
209 | |
210 | config CPU_SH4 | |
211 | bool | |
212 | select CPU_HAS_INTEVT | |
213 | select CPU_HAS_SR_RB | |
b5f42db0 | 214 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 215 | select SYS_SUPPORTS_TMU |
ffb4a73d | 216 | select SYS_SUPPORTS_HUGETLBFS if MMU |
b5f42db0 PM |
217 | |
218 | config CPU_SH4A | |
219 | bool | |
220 | select CPU_SH4 | |
221 | ||
222 | config CPU_SH4AL_DSP | |
223 | bool | |
224 | select CPU_SH4A | |
225 | select CPU_HAS_DSP | |
226 | ||
ea0e1a9a PM |
227 | config CPU_SH5 |
228 | bool | |
229 | select CPU_HAS_FPU | |
add47067 | 230 | select SYS_SUPPORTS_TMU |
ffb4a73d | 231 | select SYS_SUPPORTS_HUGETLBFS if MMU |
ea0e1a9a | 232 | |
b5f42db0 PM |
233 | config CPU_SHX2 |
234 | bool | |
235 | ||
236 | config CPU_SHX3 | |
237 | bool | |
01be5d63 | 238 | select DMA_COHERENT |
4b478ee2 PM |
239 | select SYS_SUPPORTS_SMP |
240 | select SYS_SUPPORTS_NUMA | |
b5f42db0 | 241 | |
dc65a977 PM |
242 | config ARCH_SHMOBILE |
243 | bool | |
77594912 | 244 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
245 | select PM |
246 | select PM_RUNTIME | |
dc65a977 | 247 | |
86c8c047 MF |
248 | config CPU_HAS_PMU |
249 | depends on CPU_SH4 || CPU_SH4A | |
250 | default y | |
251 | bool | |
252 | ||
3cc000b5 PM |
253 | if SUPERH32 |
254 | ||
b5f42db0 PM |
255 | choice |
256 | prompt "Processor sub-type selection" | |
257 | ||
258 | # | |
259 | # Processor subtypes | |
260 | # | |
261 | ||
262 | # SH-2 Processor Support | |
263 | ||
264 | config CPU_SUBTYPE_SH7619 | |
265 | bool "Support SH7619 processor" | |
266 | select CPU_SH2 | |
f5ad881b | 267 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
268 | |
269 | # SH-2A Processor Support | |
270 | ||
2825999e PG |
271 | config CPU_SUBTYPE_SH7201 |
272 | bool "Support SH7201 processor" | |
273 | select CPU_SH2A | |
274 | select CPU_HAS_FPU | |
da107c6e | 275 | select SYS_SUPPORTS_MTU2 |
2825999e | 276 | |
6d01f510 PM |
277 | config CPU_SUBTYPE_SH7203 |
278 | bool "Support SH7203 processor" | |
279 | select CPU_SH2A | |
74d99a5e | 280 | select CPU_HAS_FPU |
f5ad881b | 281 | select SYS_SUPPORTS_CMT |
da107c6e | 282 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 283 | |
b5f42db0 PM |
284 | config CPU_SUBTYPE_SH7206 |
285 | bool "Support SH7206 processor" | |
286 | select CPU_SH2A | |
f5ad881b | 287 | select SYS_SUPPORTS_CMT |
da107c6e | 288 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 289 | |
a8f67f4b PM |
290 | config CPU_SUBTYPE_SH7263 |
291 | bool "Support SH7263 processor" | |
292 | select CPU_SH2A | |
74d99a5e | 293 | select CPU_HAS_FPU |
f5ad881b | 294 | select SYS_SUPPORTS_CMT |
da107c6e | 295 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 296 | |
2ad69908 PM |
297 | config CPU_SUBTYPE_MXG |
298 | bool "Support MX-G processor" | |
299 | select CPU_SH2A | |
da107c6e | 300 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
301 | help |
302 | Select MX-G if running on an R8A03022BG part. | |
303 | ||
b5f42db0 PM |
304 | # SH-3 Processor Support |
305 | ||
306 | config CPU_SUBTYPE_SH7705 | |
307 | bool "Support SH7705 processor" | |
308 | select CPU_SH3 | |
309 | ||
310 | config CPU_SUBTYPE_SH7706 | |
311 | bool "Support SH7706 processor" | |
312 | select CPU_SH3 | |
313 | help | |
314 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
315 | ||
316 | config CPU_SUBTYPE_SH7707 | |
317 | bool "Support SH7707 processor" | |
318 | select CPU_SH3 | |
319 | help | |
320 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
321 | ||
322 | config CPU_SUBTYPE_SH7708 | |
323 | bool "Support SH7708 processor" | |
324 | select CPU_SH3 | |
325 | help | |
326 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
327 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
328 | ||
329 | config CPU_SUBTYPE_SH7709 | |
330 | bool "Support SH7709 processor" | |
331 | select CPU_SH3 | |
332 | help | |
333 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
334 | ||
335 | config CPU_SUBTYPE_SH7710 | |
336 | bool "Support SH7710 processor" | |
337 | select CPU_SH3 | |
338 | select CPU_HAS_DSP | |
339 | help | |
340 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
341 | ||
342 | config CPU_SUBTYPE_SH7712 | |
343 | bool "Support SH7712 processor" | |
344 | select CPU_SH3 | |
345 | select CPU_HAS_DSP | |
346 | help | |
347 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
348 | ||
349 | config CPU_SUBTYPE_SH7720 | |
350 | bool "Support SH7720 processor" | |
351 | select CPU_SH3 | |
352 | select CPU_HAS_DSP | |
2b23a882 | 353 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
354 | help |
355 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
356 | ||
31a49c4b YS |
357 | config CPU_SUBTYPE_SH7721 |
358 | bool "Support SH7721 processor" | |
359 | select CPU_SH3 | |
360 | select CPU_HAS_DSP | |
2b23a882 | 361 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
362 | help |
363 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
364 | ||
b5f42db0 PM |
365 | # SH-4 Processor Support |
366 | ||
367 | config CPU_SUBTYPE_SH7750 | |
368 | bool "Support SH7750 processor" | |
369 | select CPU_SH4 | |
370 | help | |
371 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
372 | ||
373 | config CPU_SUBTYPE_SH7091 | |
374 | bool "Support SH7091 processor" | |
375 | select CPU_SH4 | |
376 | help | |
377 | Select SH7091 if you have an SH-4 based Sega device (such as | |
378 | the Dreamcast, Naomi, and Naomi 2). | |
379 | ||
380 | config CPU_SUBTYPE_SH7750R | |
381 | bool "Support SH7750R processor" | |
382 | select CPU_SH4 | |
383 | ||
384 | config CPU_SUBTYPE_SH7750S | |
385 | bool "Support SH7750S processor" | |
386 | select CPU_SH4 | |
387 | ||
388 | config CPU_SUBTYPE_SH7751 | |
389 | bool "Support SH7751 processor" | |
390 | select CPU_SH4 | |
391 | help | |
392 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
393 | or if you have a HD6417751R CPU. | |
394 | ||
395 | config CPU_SUBTYPE_SH7751R | |
396 | bool "Support SH7751R processor" | |
397 | select CPU_SH4 | |
398 | ||
399 | config CPU_SUBTYPE_SH7760 | |
400 | bool "Support SH7760 processor" | |
401 | select CPU_SH4 | |
402 | ||
403 | config CPU_SUBTYPE_SH4_202 | |
404 | bool "Support SH4-202 processor" | |
405 | select CPU_SH4 | |
406 | ||
407 | # SH-4A Processor Support | |
408 | ||
178dd0cd PM |
409 | config CPU_SUBTYPE_SH7723 |
410 | bool "Support SH7723 processor" | |
411 | select CPU_SH4A | |
412 | select CPU_SHX2 | |
dc65a977 | 413 | select ARCH_SHMOBILE |
178dd0cd | 414 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 415 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
416 | help |
417 | Select SH7723 if you have an SH-MobileR2 CPU. | |
418 | ||
0207a2ef KM |
419 | config CPU_SUBTYPE_SH7724 |
420 | bool "Support SH7724 processor" | |
421 | select CPU_SH4A | |
422 | select CPU_SHX2 | |
59fe700d | 423 | select ARCH_SHMOBILE |
0207a2ef KM |
424 | select ARCH_SPARSEMEM_ENABLE |
425 | select SYS_SUPPORTS_CMT | |
426 | help | |
427 | Select SH7724 if you have an SH-MobileR2R CPU. | |
428 | ||
c01f0f1a YS |
429 | config CPU_SUBTYPE_SH7757 |
430 | bool "Support SH7757 processor" | |
431 | select CPU_SH4A | |
432 | select CPU_SHX2 | |
433 | help | |
434 | Select SH7757 if you have a SH4A SH7757 CPU. | |
435 | ||
7d740a06 YS |
436 | config CPU_SUBTYPE_SH7763 |
437 | bool "Support SH7763 processor" | |
438 | select CPU_SH4A | |
439 | help | |
440 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
441 | ||
b5f42db0 PM |
442 | config CPU_SUBTYPE_SH7770 |
443 | bool "Support SH7770 processor" | |
444 | select CPU_SH4A | |
445 | ||
446 | config CPU_SUBTYPE_SH7780 | |
447 | bool "Support SH7780 processor" | |
448 | select CPU_SH4A | |
449 | ||
450 | config CPU_SUBTYPE_SH7785 | |
451 | bool "Support SH7785 processor" | |
452 | select CPU_SH4A | |
453 | select CPU_SHX2 | |
55ba99eb KM |
454 | select ARCH_SPARSEMEM_ENABLE |
455 | select SYS_SUPPORTS_NUMA | |
456 | ||
457 | config CPU_SUBTYPE_SH7786 | |
458 | bool "Support SH7786 processor" | |
459 | select CPU_SH4A | |
37042fbd | 460 | select CPU_SHX3 |
8263a67e | 461 | select CPU_HAS_PTEAEX |
2eb2a436 | 462 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
463 | |
464 | config CPU_SUBTYPE_SHX3 | |
465 | bool "Support SH-X3 processor" | |
466 | select CPU_SH4A | |
467 | select CPU_SHX3 | |
5840263e | 468 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
742759ea | 469 | select ARCH_REQUIRE_GPIOLIB |
b5f42db0 PM |
470 | |
471 | # SH4AL-DSP Processor Support | |
472 | ||
473 | config CPU_SUBTYPE_SH7343 | |
474 | bool "Support SH7343 processor" | |
475 | select CPU_SH4AL_DSP | |
dc65a977 | 476 | select ARCH_SHMOBILE |
f5ad881b | 477 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
478 | |
479 | config CPU_SUBTYPE_SH7722 | |
480 | bool "Support SH7722 processor" | |
481 | select CPU_SH4AL_DSP | |
482 | select CPU_SHX2 | |
dc65a977 | 483 | select ARCH_SHMOBILE |
b5f42db0 PM |
484 | select ARCH_SPARSEMEM_ENABLE |
485 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 486 | select SYS_SUPPORTS_CMT |
9109a30e MD |
487 | |
488 | config CPU_SUBTYPE_SH7366 | |
489 | bool "Support SH7366 processor" | |
490 | select CPU_SH4AL_DSP | |
491 | select CPU_SHX2 | |
dc65a977 | 492 | select ARCH_SHMOBILE |
9109a30e MD |
493 | select ARCH_SPARSEMEM_ENABLE |
494 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 495 | select SYS_SUPPORTS_CMT |
b5f42db0 | 496 | |
3cc000b5 PM |
497 | endchoice |
498 | ||
499 | endif | |
500 | ||
501 | if SUPERH64 | |
502 | ||
503 | choice | |
504 | prompt "Processor sub-type selection" | |
505 | ||
ea0e1a9a PM |
506 | # SH-5 Processor Support |
507 | ||
508 | config CPU_SUBTYPE_SH5_101 | |
509 | bool "Support SH5-101 processor" | |
510 | select CPU_SH5 | |
511 | ||
512 | config CPU_SUBTYPE_SH5_103 | |
513 | bool "Support SH5-103 processor" | |
8ef97dd7 | 514 | select CPU_SH5 |
ea0e1a9a | 515 | |
b5f42db0 PM |
516 | endchoice |
517 | ||
3cc000b5 PM |
518 | endif |
519 | ||
f3d22298 | 520 | source "arch/sh/mm/Kconfig" |
939a24a6 | 521 | |
4690bdc7 | 522 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 523 | |
939a24a6 | 524 | source "arch/sh/boards/Kconfig" |
32351a28 | 525 | |
32351a28 PM |
526 | menu "Timer and clock configuration" |
527 | ||
9570ef20 MD |
528 | config SH_TIMER_TMU |
529 | bool "TMU timer driver" | |
f19900b2 | 530 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 531 | default y |
9570ef20 MD |
532 | help |
533 | This enables the build of the TMU timer driver. | |
534 | ||
f5ad881b | 535 | config SH_TIMER_CMT |
f425752f MD |
536 | bool "CMT timer driver" |
537 | depends on SYS_SUPPORTS_CMT | |
538 | default y | |
f425752f MD |
539 | help |
540 | This enables build of the CMT timer driver. | |
f5ad881b | 541 | |
d5ed4c2e MD |
542 | config SH_TIMER_MTU2 |
543 | bool "MTU2 timer driver" | |
3280c886 | 544 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 545 | default y |
d5ed4c2e MD |
546 | help |
547 | This enables build of the MTU2 timer driver. | |
548 | ||
cad82448 PM |
549 | config SH_PCLK_FREQ |
550 | int "Peripheral clock frequency (in Hz)" | |
8152a74b | 551 | depends on SH_CLK_CPG_LEGACY |
9d4436a6 | 552 | default "31250000" if CPU_SUBTYPE_SH7619 |
8152a74b PM |
553 | default "33333333" if CPU_SUBTYPE_SH7770 || \ |
554 | CPU_SUBTYPE_SH7760 || \ | |
555 | CPU_SUBTYPE_SH7705 || \ | |
556 | CPU_SUBTYPE_SH7203 || \ | |
557 | CPU_SUBTYPE_SH7206 || \ | |
558 | CPU_SUBTYPE_SH7263 || \ | |
43a1839c | 559 | CPU_SUBTYPE_MXG |
05627486 | 560 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 561 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 562 | default "50000000" |
1da177e4 | 563 | help |
cad82448 PM |
564 | This option is used to specify the peripheral clock frequency. |
565 | This is necessary for determining the reference clock value on | |
566 | platforms lacking an RTC. | |
1da177e4 | 567 | |
36aa1e32 PM |
568 | config SH_CLK_CPG |
569 | def_bool y | |
570 | ||
253b0887 | 571 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 572 | depends on SH_CLK_CPG |
43a1839c | 573 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ |
5924ad0d | 574 | !CPU_SHX3 && !CPU_SUBTYPE_SH7757 |
253b0887 | 575 | |
9d4436a6 YS |
576 | config SH_CLK_MD |
577 | int "CPU Mode Pin Setting" | |
6d01f510 | 578 | depends on CPU_SH2 |
357d5946 PM |
579 | default 6 if CPU_SUBTYPE_SH7206 |
580 | default 5 if CPU_SUBTYPE_SH7619 | |
581 | default 0 | |
9d4436a6 | 582 | help |
11cbb70e | 583 | MD2 - MD0 pin setting. |
9d4436a6 | 584 | |
57be2b48 PM |
585 | source "kernel/time/Kconfig" |
586 | ||
32351a28 PM |
587 | endmenu |
588 | ||
cad82448 PM |
589 | menu "CPU Frequency scaling" |
590 | ||
591 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 592 | |
cad82448 PM |
593 | config SH_CPU_FREQ |
594 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 595 | depends on CPU_FREQ |
cad82448 | 596 | select CPU_FREQ_TABLE |
1da177e4 | 597 | help |
8a655053 PM |
598 | This adds the cpufreq driver for SuperH. Any CPU that supports |
599 | clock rate rounding through the clock framework can use this | |
600 | driver. While it will make the kernel slightly larger, this is | |
601 | harmless for CPUs that don't support rate rounding. The driver | |
602 | will also generate a notice in the boot log before disabling | |
603 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 604 | |
cad82448 | 605 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
606 | |
607 | If unsure, say N. | |
608 | ||
cad82448 PM |
609 | endmenu |
610 | ||
9f5e8eee PM |
611 | source "arch/sh/drivers/Kconfig" |
612 | ||
cad82448 | 613 | endmenu |
1da177e4 | 614 | |
cad82448 PM |
615 | menu "Kernel features" |
616 | ||
91b91d01 PM |
617 | source kernel/Kconfig.hz |
618 | ||
cad82448 PM |
619 | config KEXEC |
620 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 621 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 622 | help |
cad82448 PM |
623 | kexec is a system call that implements the ability to shutdown your |
624 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 625 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
626 | you can start any kernel with it, not just Linux. |
627 | ||
1f1332f7 | 628 | The name comes from the similarity to the exec system call. |
cad82448 PM |
629 | |
630 | It is an ongoing process to be certain the hardware in a machine | |
631 | is properly shutdown, so do not be surprised if this code does not | |
632 | initially work for you. It may help to enable device hotplugging | |
633 | support. As of this writing the exact hardware interface is | |
634 | strongly in flux, so no good recommendation can be made. | |
635 | ||
4d5ade5b PM |
636 | config CRASH_DUMP |
637 | bool "kernel crash dumps (EXPERIMENTAL)" | |
d523e1ae | 638 | depends on SUPERH32 && EXPERIMENTAL && BROKEN_ON_SMP |
4d5ade5b PM |
639 | help |
640 | Generate crash dump after being started by kexec. | |
641 | This should be normally only set in special crash dump kernels | |
642 | which are loaded in the main kernel with kexec-tools into | |
643 | a specially reserved region and then later executed after | |
644 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
645 | to a memory address not used by the main kernel using | |
646 | MEMORY_START. | |
647 | ||
648 | For more details see Documentation/kdump/kdump.txt | |
649 | ||
b7cf6ddc MD |
650 | config KEXEC_JUMP |
651 | bool "kexec jump (EXPERIMENTAL)" | |
652 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
653 | help | |
654 | Jump between original kernel and kexeced kernel and invoke | |
655 | code via KEXEC | |
656 | ||
c4637d47 PM |
657 | config SECCOMP |
658 | bool "Enable seccomp to safely compute untrusted bytecode" | |
659 | depends on PROC_FS | |
c4637d47 PM |
660 | help |
661 | This kernel feature is useful for number crunching applications | |
662 | that may need to compute untrusted bytecode during their | |
663 | execution. By using pipes or other transports made available to | |
664 | the process as file descriptors supporting the read/write | |
665 | syscalls, it's possible to isolate those applications in | |
666 | their own address space using seccomp. Once seccomp is | |
667 | enabled via prctl, it cannot be disabled and the task is only | |
668 | allowed to execute a few safe syscalls defined by each seccomp | |
669 | mode. | |
670 | ||
671 | If unsure, say N. | |
672 | ||
1da177e4 LT |
673 | config SMP |
674 | bool "Symmetric multi-processing support" | |
357d5946 | 675 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 676 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
677 | ---help--- |
678 | This enables support for systems with more than one CPU. If you have | |
679 | a system with only one CPU, like most personal computers, say N. If | |
680 | you have a system with more than one CPU, say Y. | |
681 | ||
682 | If you say N here, the kernel will run on single and multiprocessor | |
683 | machines, but will use only one CPU of a multiprocessor machine. If | |
684 | you say Y here, the kernel will run on many, but not all, | |
685 | singleprocessor machines. On a singleprocessor machine, the kernel | |
686 | will run faster if you say N here. | |
687 | ||
688 | People using multiprocessor machines who say Y here should also say | |
689 | Y to "Enhanced Real Time Clock Support", below. | |
690 | ||
03502faa AB |
691 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
692 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
693 | |
694 | If you don't know what to do here, say N. | |
695 | ||
696 | config NR_CPUS | |
697 | int "Maximum number of CPUs (2-32)" | |
698 | range 2 32 | |
699 | depends on SMP | |
2eb2a436 | 700 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
701 | default "2" |
702 | help | |
703 | This allows you to specify the maximum number of CPUs which this | |
704 | kernel will support. The maximum supported value is 32 and the | |
705 | minimum value which makes sense is 2. | |
706 | ||
707 | This is purely to save memory - each supported CPU adds | |
708 | approximately eight kilobytes to the kernel image. | |
709 | ||
763142d1 PM |
710 | config HOTPLUG_CPU |
711 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
712 | depends on SMP && HOTPLUG && EXPERIMENTAL | |
713 | help | |
714 | Say Y here to experiment with turning CPUs off and on. CPUs | |
715 | can be controlled through /sys/devices/system/cpu. | |
716 | ||
91b91d01 PM |
717 | source "kernel/Kconfig.preempt" |
718 | ||
83662461 PM |
719 | config GUSA |
720 | def_bool y | |
1efe4ce3 | 721 | depends on !SMP && SUPERH32 |
83662461 PM |
722 | help |
723 | This enables support for gUSA (general UserSpace Atomicity). | |
724 | This is the default implementation for both UP and non-ll/sc | |
725 | CPUs, and is used by the libc, amongst others. | |
726 | ||
727 | For additional information, design information can be found | |
728 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
729 | ||
730 | This should only be disabled for special cases where alternate | |
731 | atomicity implementations exist. | |
732 | ||
1efe4ce3 SM |
733 | config GUSA_RB |
734 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
735 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
736 | help | |
737 | Enabling this option will allow the kernel to implement some | |
692105b8 | 738 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
739 | store-conditional (LLSC). On machines which do not have hardware |
740 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 741 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 742 | |
86c8c047 MF |
743 | config HW_PERF_EVENTS |
744 | bool "Enable hardware performance counter support for perf events" | |
745 | depends on PERF_EVENTS && CPU_HAS_PMU | |
746 | default y | |
747 | help | |
748 | Enable hardware performance counter support for perf events. If | |
749 | disabled, perf events will use software events only. | |
750 | ||
43b8774d PM |
751 | source "drivers/sh/Kconfig" |
752 | ||
cad82448 | 753 | endmenu |
1da177e4 | 754 | |
cad82448 | 755 | menu "Boot options" |
1da177e4 | 756 | |
cad82448 | 757 | config ZERO_PAGE_OFFSET |
b412a49a PM |
758 | hex |
759 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
760 | SH_7751_SOLUTION_ENGINE | |
761 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 762 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 763 | default "0x00001000" |
1da177e4 | 764 | help |
cad82448 | 765 | This sets the default offset of zero page. |
1da177e4 | 766 | |
cad82448 | 767 | config BOOT_LINK_OFFSET |
b412a49a PM |
768 | hex |
769 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 770 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
771 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
772 | default "0x009e0000" if SH_TITAN | |
773 | default "0x01800000" if SH_SDK7780 | |
774 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
775 | default "0x00800000" |
776 | help | |
777 | This option allows you to set the link address offset of the zImage. | |
778 | This can be useful if you are on a board which has a small amount of | |
779 | memory. | |
1da177e4 | 780 | |
b412a49a PM |
781 | config ENTRY_OFFSET |
782 | hex | |
783 | default "0x00001000" if PAGE_SIZE_4KB | |
784 | default "0x00002000" if PAGE_SIZE_8KB | |
785 | default "0x00004000" if PAGE_SIZE_16KB | |
786 | default "0x00010000" if PAGE_SIZE_64KB | |
787 | default "0x00000000" | |
788 | ||
4705b2e8 MD |
789 | config ROMIMAGE_MMCIF |
790 | bool "Include MMCIF loader in romImage (EXPERIMENTAL)" | |
791 | depends on CPU_SUBTYPE_SH7724 && EXPERIMENTAL | |
792 | help | |
793 | Say Y here to include experimental MMCIF loading code in | |
794 | romImage. With this enabled it is possible to write the romImage | |
795 | kernel image to an MMC card and boot the kernel straight from | |
796 | the reset vector. At reset the processor Mask ROM will load the | |
797 | first part of the romImage which in turn loads the rest the kernel | |
798 | image to RAM using the MMCIF hardware block. | |
799 | ||
d724a9c9 PM |
800 | choice |
801 | prompt "Kernel command line" | |
802 | optional | |
803 | default CMDLINE_OVERWRITE | |
804 | help | |
805 | Setting this option allows the kernel command line arguments | |
806 | to be set. | |
807 | ||
808 | config CMDLINE_OVERWRITE | |
809 | bool "Overwrite bootloader kernel arguments" | |
810 | help | |
811 | Given string will overwrite any arguments passed in by | |
812 | a bootloader. | |
813 | ||
814 | config CMDLINE_EXTEND | |
815 | bool "Extend bootloader kernel arguments" | |
816 | help | |
817 | Given string will be concatenated with arguments passed in | |
818 | by a bootloader. | |
819 | ||
820 | endchoice | |
1da177e4 | 821 | |
cad82448 | 822 | config CMDLINE |
d724a9c9 PM |
823 | string "Kernel command line arguments string" |
824 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 825 | default "console=ttySC1,115200" |
1da177e4 LT |
826 | |
827 | endmenu | |
828 | ||
cad82448 | 829 | menu "Bus options" |
1da177e4 | 830 | |
cad82448 PM |
831 | config SUPERHYWAY |
832 | tristate "SuperHyway Bus support" | |
833 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 834 | |
17be2d2b | 835 | config MAPLE |
e16038ab PM |
836 | bool "Maple Bus support" |
837 | depends on SH_DREAMCAST | |
838 | help | |
839 | The Maple Bus is SEGA's serial communication bus for peripherals | |
840 | on the Dreamcast. Without this bus support you won't be able to | |
841 | get your Dreamcast keyboard etc to work, so most users | |
842 | probably want to say 'Y' here, unless you are only using the | |
843 | Dreamcast with a serial line terminal or a remote network | |
844 | connection. | |
17be2d2b | 845 | |
7693465d PM |
846 | config PCI |
847 | bool "PCI support" | |
848 | depends on SYS_SUPPORTS_PCI | |
320e68da | 849 | select PCI_DOMAINS |
7693465d PM |
850 | help |
851 | Find out whether you have a PCI motherboard. PCI is the name of a | |
852 | bus system, i.e. the way the CPU talks to the other stuff inside | |
853 | your box. If you have PCI, say Y, otherwise N. | |
1da177e4 | 854 | |
320e68da PM |
855 | config PCI_DOMAINS |
856 | bool | |
857 | ||
e16038ab PM |
858 | source "drivers/pci/pcie/Kconfig" |
859 | ||
1da177e4 LT |
860 | source "drivers/pci/Kconfig" |
861 | ||
862 | source "drivers/pcmcia/Kconfig" | |
863 | ||
864 | source "drivers/pci/hotplug/Kconfig" | |
865 | ||
866 | endmenu | |
867 | ||
868 | menu "Executable file formats" | |
869 | ||
870 | source "fs/Kconfig.binfmt" | |
871 | ||
872 | endmenu | |
873 | ||
3aa770e7 | 874 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 875 | depends on EXPERIMENTAL |
f4cb5700 | 876 | |
c6f17cb2 MD |
877 | source "kernel/power/Kconfig" |
878 | ||
879 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 880 | |
3aa770e7 AS |
881 | endmenu |
882 | ||
d5950b43 SR |
883 | source "net/Kconfig" |
884 | ||
1da177e4 LT |
885 | source "drivers/Kconfig" |
886 | ||
887 | source "fs/Kconfig" | |
888 | ||
1da177e4 LT |
889 | source "arch/sh/Kconfig.debug" |
890 | ||
891 | source "security/Kconfig" | |
892 | ||
893 | source "crypto/Kconfig" | |
894 | ||
5f737b39 MD |
895 | menuconfig VIRTUALIZATION |
896 | bool "Virtualization" | |
897 | default n | |
898 | ---help--- | |
899 | Say Y here to get to see options for using your Linux host to run other | |
900 | operating systems inside virtual machines (guests). | |
901 | This option alone does not add any kernel code. | |
902 | ||
903 | If you say N, all options in this submenu will be skipped and disabled. | |
904 | ||
905 | if VIRTUALIZATION | |
906 | ||
907 | source drivers/virtio/Kconfig | |
908 | ||
909 | endif # VIRTUALIZATION | |
910 | ||
1da177e4 | 911 | source "lib/Kconfig" |