]>
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 |
73c926be | 19 | select HAVE_DMA_ATTRS |
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 | |
a74f7e04 | 25 | select HAVE_SYSCALL_TRACEPOINTS |
6eac1af0 | 26 | select RTC_LIB |
f01789c6 | 27 | select GENERIC_ATOMIC64 |
1da177e4 LT |
28 | help |
29 | The SuperH is a RISC processor targeted for use in embedded systems | |
30 | and consumer electronics; it was also used in the Sega Dreamcast | |
31 | gaming console. The SuperH port has a home page at | |
32 | <http://www.linux-sh.org/>. | |
33 | ||
39d28a2d | 34 | config SUPERH32 |
3cc000b5 | 35 | def_bool ARCH = "sh" |
d39f5450 CS |
36 | select HAVE_KPROBES |
37 | select HAVE_KRETPROBES | |
694f94f2 | 38 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
39 | select HAVE_FTRACE_MCOUNT_RECORD |
40 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 41 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
e4b053d9 | 42 | select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE |
327933f5 | 43 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 44 | select HAVE_ARCH_KGDB |
8dafc346 | 45 | select ARCH_HIBERNATION_POSSIBLE if MMU |
ea0e1a9a PM |
46 | |
47 | config SUPERH64 | |
3cc000b5 | 48 | def_bool ARCH = "sh64" |
39d28a2d | 49 | |
f42b7e3d PM |
50 | config ARCH_DEFCONFIG |
51 | string | |
52 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
53 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
54 | ||
1da177e4 | 55 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 56 | def_bool y |
1da177e4 LT |
57 | |
58 | config RWSEM_XCHGADD_ALGORITHM | |
59 | bool | |
60 | ||
fa691511 PM |
61 | config GENERIC_BUG |
62 | def_bool y | |
a82d53ec | 63 | depends on BUG && SUPERH32 |
fa691511 | 64 | |
3767f3f1 PM |
65 | config GENERIC_CSUM |
66 | def_bool y | |
67 | depends on SUPERH64 | |
68 | ||
e2268c71 | 69 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 70 | def_bool y |
e2268c71 AM |
71 | |
72 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 73 | def_bool y |
e2268c71 | 74 | |
1da177e4 | 75 | config GENERIC_HARDIRQS |
d7ef4fb3 | 76 | def_bool y |
1da177e4 | 77 | |
5093c9a4 PM |
78 | config GENERIC_HARDIRQS_NO__DO_IRQ |
79 | def_bool y | |
80 | ||
1da177e4 | 81 | config GENERIC_IRQ_PROBE |
d7ef4fb3 | 82 | def_bool y |
1da177e4 | 83 | |
2eb2a436 PM |
84 | config IRQ_PER_CPU |
85 | def_bool y | |
86 | ||
2967dab1 MD |
87 | config GENERIC_GPIO |
88 | def_bool n | |
89 | ||
1da177e4 | 90 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 91 | bool |
1da177e4 | 92 | |
cad82448 PM |
93 | config GENERIC_IOMAP |
94 | bool | |
95 | ||
45882145 | 96 | config GENERIC_TIME |
75634311 | 97 | def_bool y |
45882145 | 98 | |
57be2b48 | 99 | config GENERIC_CLOCKEVENTS |
938edae1 | 100 | def_bool y |
57be2b48 | 101 | |
8c24594d PM |
102 | config GENERIC_CLOCKEVENTS_BROADCAST |
103 | bool | |
104 | ||
6d134b9e PM |
105 | config GENERIC_CMOS_UPDATE |
106 | def_bool y | |
107 | depends on SH_SH03 || SH_DREAMCAST | |
108 | ||
bdcab87b PM |
109 | config GENERIC_LOCKBREAK |
110 | def_bool y | |
111 | depends on SMP && PREEMPT | |
112 | ||
357d5946 PM |
113 | config SYS_SUPPORTS_PM |
114 | bool | |
af998a9a MD |
115 | depends on !SMP |
116 | ||
117 | config ARCH_SUSPEND_POSSIBLE | |
118 | def_bool n | |
119 | ||
120 | config ARCH_HIBERNATION_POSSIBLE | |
121 | def_bool n | |
357d5946 | 122 | |
0a9b0db1 PM |
123 | config SYS_SUPPORTS_APM_EMULATION |
124 | bool | |
af998a9a | 125 | select ARCH_SUSPEND_POSSIBLE |
357d5946 | 126 | |
ffb4a73d PM |
127 | config SYS_SUPPORTS_HUGETLBFS |
128 | bool | |
129 | ||
357d5946 PM |
130 | config SYS_SUPPORTS_SMP |
131 | bool | |
132 | ||
133 | config SYS_SUPPORTS_NUMA | |
134 | bool | |
135 | ||
136 | config SYS_SUPPORTS_PCI | |
137 | bool | |
0a9b0db1 | 138 | |
f5ad881b PM |
139 | config SYS_SUPPORTS_CMT |
140 | bool | |
141 | ||
d5ed4c2e MD |
142 | config SYS_SUPPORTS_MTU2 |
143 | bool | |
144 | ||
9570ef20 MD |
145 | config SYS_SUPPORTS_TMU |
146 | bool | |
147 | ||
afbfb52e | 148 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 149 | def_bool y |
afbfb52e PM |
150 | |
151 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 152 | def_bool y |
afbfb52e | 153 | |
5a89f1ad PM |
154 | config HAVE_LATENCYTOP_SUPPORT |
155 | def_bool y | |
156 | depends on !SMP | |
157 | ||
f0d1b0b3 | 158 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 159 | def_bool n |
f0d1b0b3 DH |
160 | |
161 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 162 | def_bool n |
f0d1b0b3 | 163 | |
e257ad06 PM |
164 | config ARCH_NO_VIRT_TO_BUS |
165 | def_bool y | |
166 | ||
e869a90e PM |
167 | config ARCH_HAS_DEFAULT_IDLE |
168 | def_bool y | |
169 | ||
2e046b94 PM |
170 | config ARCH_HAS_CPU_IDLE_WAIT |
171 | def_bool y | |
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 | ||
1da177e4 LT |
182 | source "init/Kconfig" |
183 | ||
dc52ddc0 MH |
184 | source "kernel/Kconfig.freezer" |
185 | ||
1da177e4 LT |
186 | menu "System type" |
187 | ||
b5f42db0 PM |
188 | # |
189 | # Processor families | |
190 | # | |
191 | config CPU_SH2 | |
192 | bool | |
193 | ||
194 | config CPU_SH2A | |
195 | bool | |
196 | select CPU_SH2 | |
197 | ||
198 | config CPU_SH3 | |
199 | bool | |
200 | select CPU_HAS_INTEVT | |
201 | select CPU_HAS_SR_RB | |
4fa48e17 | 202 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
203 | |
204 | config CPU_SH4 | |
205 | bool | |
206 | select CPU_HAS_INTEVT | |
207 | select CPU_HAS_SR_RB | |
b5f42db0 | 208 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 209 | select SYS_SUPPORTS_TMU |
ffb4a73d | 210 | select SYS_SUPPORTS_HUGETLBFS if MMU |
b5f42db0 PM |
211 | |
212 | config CPU_SH4A | |
213 | bool | |
214 | select CPU_SH4 | |
215 | ||
216 | config CPU_SH4AL_DSP | |
217 | bool | |
218 | select CPU_SH4A | |
219 | select CPU_HAS_DSP | |
220 | ||
ea0e1a9a PM |
221 | config CPU_SH5 |
222 | bool | |
223 | select CPU_HAS_FPU | |
add47067 | 224 | select SYS_SUPPORTS_TMU |
ffb4a73d | 225 | select SYS_SUPPORTS_HUGETLBFS if MMU |
ea0e1a9a | 226 | |
b5f42db0 PM |
227 | config CPU_SHX2 |
228 | bool | |
229 | ||
230 | config CPU_SHX3 | |
231 | bool | |
01be5d63 | 232 | select DMA_COHERENT |
b5f42db0 | 233 | |
dc65a977 PM |
234 | config ARCH_SHMOBILE |
235 | bool | |
77594912 | 236 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
237 | select PM |
238 | select PM_RUNTIME | |
dc65a977 | 239 | |
3cc000b5 PM |
240 | if SUPERH32 |
241 | ||
b5f42db0 PM |
242 | choice |
243 | prompt "Processor sub-type selection" | |
244 | ||
245 | # | |
246 | # Processor subtypes | |
247 | # | |
248 | ||
249 | # SH-2 Processor Support | |
250 | ||
251 | config CPU_SUBTYPE_SH7619 | |
252 | bool "Support SH7619 processor" | |
253 | select CPU_SH2 | |
f5ad881b | 254 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
255 | |
256 | # SH-2A Processor Support | |
257 | ||
2825999e PG |
258 | config CPU_SUBTYPE_SH7201 |
259 | bool "Support SH7201 processor" | |
260 | select CPU_SH2A | |
261 | select CPU_HAS_FPU | |
da107c6e | 262 | select SYS_SUPPORTS_MTU2 |
2825999e | 263 | |
6d01f510 PM |
264 | config CPU_SUBTYPE_SH7203 |
265 | bool "Support SH7203 processor" | |
266 | select CPU_SH2A | |
74d99a5e | 267 | select CPU_HAS_FPU |
f5ad881b | 268 | select SYS_SUPPORTS_CMT |
da107c6e | 269 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 270 | |
b5f42db0 PM |
271 | config CPU_SUBTYPE_SH7206 |
272 | bool "Support SH7206 processor" | |
273 | select CPU_SH2A | |
f5ad881b | 274 | select SYS_SUPPORTS_CMT |
da107c6e | 275 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 276 | |
a8f67f4b PM |
277 | config CPU_SUBTYPE_SH7263 |
278 | bool "Support SH7263 processor" | |
279 | select CPU_SH2A | |
74d99a5e | 280 | select CPU_HAS_FPU |
f5ad881b | 281 | select SYS_SUPPORTS_CMT |
da107c6e | 282 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 283 | |
2ad69908 PM |
284 | config CPU_SUBTYPE_MXG |
285 | bool "Support MX-G processor" | |
286 | select CPU_SH2A | |
da107c6e | 287 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
288 | help |
289 | Select MX-G if running on an R8A03022BG part. | |
290 | ||
b5f42db0 PM |
291 | # SH-3 Processor Support |
292 | ||
293 | config CPU_SUBTYPE_SH7705 | |
294 | bool "Support SH7705 processor" | |
295 | select CPU_SH3 | |
296 | ||
297 | config CPU_SUBTYPE_SH7706 | |
298 | bool "Support SH7706 processor" | |
299 | select CPU_SH3 | |
300 | help | |
301 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
302 | ||
303 | config CPU_SUBTYPE_SH7707 | |
304 | bool "Support SH7707 processor" | |
305 | select CPU_SH3 | |
306 | help | |
307 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
308 | ||
309 | config CPU_SUBTYPE_SH7708 | |
310 | bool "Support SH7708 processor" | |
311 | select CPU_SH3 | |
312 | help | |
313 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
314 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
315 | ||
316 | config CPU_SUBTYPE_SH7709 | |
317 | bool "Support SH7709 processor" | |
318 | select CPU_SH3 | |
319 | help | |
320 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
321 | ||
322 | config CPU_SUBTYPE_SH7710 | |
323 | bool "Support SH7710 processor" | |
324 | select CPU_SH3 | |
325 | select CPU_HAS_DSP | |
326 | help | |
327 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
328 | ||
329 | config CPU_SUBTYPE_SH7712 | |
330 | bool "Support SH7712 processor" | |
331 | select CPU_SH3 | |
332 | select CPU_HAS_DSP | |
333 | help | |
334 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
335 | ||
336 | config CPU_SUBTYPE_SH7720 | |
337 | bool "Support SH7720 processor" | |
338 | select CPU_SH3 | |
339 | select CPU_HAS_DSP | |
2b23a882 | 340 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
341 | help |
342 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
343 | ||
31a49c4b YS |
344 | config CPU_SUBTYPE_SH7721 |
345 | bool "Support SH7721 processor" | |
346 | select CPU_SH3 | |
347 | select CPU_HAS_DSP | |
2b23a882 | 348 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
349 | help |
350 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
351 | ||
b5f42db0 PM |
352 | # SH-4 Processor Support |
353 | ||
354 | config CPU_SUBTYPE_SH7750 | |
355 | bool "Support SH7750 processor" | |
356 | select CPU_SH4 | |
357 | help | |
358 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
359 | ||
360 | config CPU_SUBTYPE_SH7091 | |
361 | bool "Support SH7091 processor" | |
362 | select CPU_SH4 | |
363 | help | |
364 | Select SH7091 if you have an SH-4 based Sega device (such as | |
365 | the Dreamcast, Naomi, and Naomi 2). | |
366 | ||
367 | config CPU_SUBTYPE_SH7750R | |
368 | bool "Support SH7750R processor" | |
369 | select CPU_SH4 | |
370 | ||
371 | config CPU_SUBTYPE_SH7750S | |
372 | bool "Support SH7750S processor" | |
373 | select CPU_SH4 | |
374 | ||
375 | config CPU_SUBTYPE_SH7751 | |
376 | bool "Support SH7751 processor" | |
377 | select CPU_SH4 | |
378 | help | |
379 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
380 | or if you have a HD6417751R CPU. | |
381 | ||
382 | config CPU_SUBTYPE_SH7751R | |
383 | bool "Support SH7751R processor" | |
384 | select CPU_SH4 | |
385 | ||
386 | config CPU_SUBTYPE_SH7760 | |
387 | bool "Support SH7760 processor" | |
388 | select CPU_SH4 | |
389 | ||
390 | config CPU_SUBTYPE_SH4_202 | |
391 | bool "Support SH4-202 processor" | |
392 | select CPU_SH4 | |
393 | ||
394 | # SH-4A Processor Support | |
395 | ||
178dd0cd PM |
396 | config CPU_SUBTYPE_SH7723 |
397 | bool "Support SH7723 processor" | |
398 | select CPU_SH4A | |
399 | select CPU_SHX2 | |
dc65a977 | 400 | select ARCH_SHMOBILE |
178dd0cd | 401 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 402 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
403 | help |
404 | Select SH7723 if you have an SH-MobileR2 CPU. | |
405 | ||
0207a2ef KM |
406 | config CPU_SUBTYPE_SH7724 |
407 | bool "Support SH7724 processor" | |
408 | select CPU_SH4A | |
409 | select CPU_SHX2 | |
59fe700d | 410 | select ARCH_SHMOBILE |
0207a2ef KM |
411 | select ARCH_SPARSEMEM_ENABLE |
412 | select SYS_SUPPORTS_CMT | |
413 | help | |
414 | Select SH7724 if you have an SH-MobileR2R CPU. | |
415 | ||
c01f0f1a YS |
416 | config CPU_SUBTYPE_SH7757 |
417 | bool "Support SH7757 processor" | |
418 | select CPU_SH4A | |
419 | select CPU_SHX2 | |
420 | help | |
421 | Select SH7757 if you have a SH4A SH7757 CPU. | |
422 | ||
7d740a06 YS |
423 | config CPU_SUBTYPE_SH7763 |
424 | bool "Support SH7763 processor" | |
425 | select CPU_SH4A | |
426 | help | |
427 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
428 | ||
b5f42db0 PM |
429 | config CPU_SUBTYPE_SH7770 |
430 | bool "Support SH7770 processor" | |
431 | select CPU_SH4A | |
432 | ||
433 | config CPU_SUBTYPE_SH7780 | |
434 | bool "Support SH7780 processor" | |
435 | select CPU_SH4A | |
436 | ||
437 | config CPU_SUBTYPE_SH7785 | |
438 | bool "Support SH7785 processor" | |
439 | select CPU_SH4A | |
440 | select CPU_SHX2 | |
55ba99eb KM |
441 | select ARCH_SPARSEMEM_ENABLE |
442 | select SYS_SUPPORTS_NUMA | |
443 | ||
444 | config CPU_SUBTYPE_SH7786 | |
445 | bool "Support SH7786 processor" | |
446 | select CPU_SH4A | |
37042fbd | 447 | select CPU_SHX3 |
8263a67e | 448 | select CPU_HAS_PTEAEX |
b5f42db0 PM |
449 | select ARCH_SPARSEMEM_ENABLE |
450 | select SYS_SUPPORTS_NUMA | |
2eb2a436 PM |
451 | select SYS_SUPPORTS_SMP |
452 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP | |
b5f42db0 PM |
453 | |
454 | config CPU_SUBTYPE_SHX3 | |
455 | bool "Support SH-X3 processor" | |
456 | select CPU_SH4A | |
457 | select CPU_SHX3 | |
458 | select ARCH_SPARSEMEM_ENABLE | |
459 | select SYS_SUPPORTS_NUMA | |
460 | select SYS_SUPPORTS_SMP | |
5840263e | 461 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
462 | |
463 | # SH4AL-DSP Processor Support | |
464 | ||
465 | config CPU_SUBTYPE_SH7343 | |
466 | bool "Support SH7343 processor" | |
467 | select CPU_SH4AL_DSP | |
dc65a977 | 468 | select ARCH_SHMOBILE |
f5ad881b | 469 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
470 | |
471 | config CPU_SUBTYPE_SH7722 | |
472 | bool "Support SH7722 processor" | |
473 | select CPU_SH4AL_DSP | |
474 | select CPU_SHX2 | |
dc65a977 | 475 | select ARCH_SHMOBILE |
b5f42db0 PM |
476 | select ARCH_SPARSEMEM_ENABLE |
477 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 478 | select SYS_SUPPORTS_CMT |
9109a30e MD |
479 | |
480 | config CPU_SUBTYPE_SH7366 | |
481 | bool "Support SH7366 processor" | |
482 | select CPU_SH4AL_DSP | |
483 | select CPU_SHX2 | |
dc65a977 | 484 | select ARCH_SHMOBILE |
9109a30e MD |
485 | select ARCH_SPARSEMEM_ENABLE |
486 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 487 | select SYS_SUPPORTS_CMT |
b5f42db0 | 488 | |
3cc000b5 PM |
489 | endchoice |
490 | ||
491 | endif | |
492 | ||
493 | if SUPERH64 | |
494 | ||
495 | choice | |
496 | prompt "Processor sub-type selection" | |
497 | ||
ea0e1a9a PM |
498 | # SH-5 Processor Support |
499 | ||
500 | config CPU_SUBTYPE_SH5_101 | |
501 | bool "Support SH5-101 processor" | |
502 | select CPU_SH5 | |
503 | ||
504 | config CPU_SUBTYPE_SH5_103 | |
505 | bool "Support SH5-103 processor" | |
8ef97dd7 | 506 | select CPU_SH5 |
ea0e1a9a | 507 | |
b5f42db0 PM |
508 | endchoice |
509 | ||
3cc000b5 PM |
510 | endif |
511 | ||
f3d22298 | 512 | source "arch/sh/mm/Kconfig" |
939a24a6 | 513 | |
4690bdc7 | 514 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 515 | |
939a24a6 | 516 | source "arch/sh/boards/Kconfig" |
32351a28 | 517 | |
32351a28 PM |
518 | menu "Timer and clock configuration" |
519 | ||
9570ef20 MD |
520 | config SH_TIMER_TMU |
521 | bool "TMU timer driver" | |
f19900b2 | 522 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 523 | default y |
9570ef20 MD |
524 | help |
525 | This enables the build of the TMU timer driver. | |
526 | ||
f5ad881b | 527 | config SH_TIMER_CMT |
f425752f MD |
528 | bool "CMT timer driver" |
529 | depends on SYS_SUPPORTS_CMT | |
530 | default y | |
f425752f MD |
531 | help |
532 | This enables build of the CMT timer driver. | |
f5ad881b | 533 | |
d5ed4c2e MD |
534 | config SH_TIMER_MTU2 |
535 | bool "MTU2 timer driver" | |
3280c886 | 536 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 537 | default y |
d5ed4c2e MD |
538 | help |
539 | This enables build of the MTU2 timer driver. | |
540 | ||
cad82448 PM |
541 | config SH_PCLK_FREQ |
542 | int "Peripheral clock frequency (in Hz)" | |
8152a74b | 543 | depends on SH_CLK_CPG_LEGACY |
9d4436a6 | 544 | default "31250000" if CPU_SUBTYPE_SH7619 |
8152a74b PM |
545 | default "33333333" if CPU_SUBTYPE_SH7770 || \ |
546 | CPU_SUBTYPE_SH7760 || \ | |
547 | CPU_SUBTYPE_SH7705 || \ | |
548 | CPU_SUBTYPE_SH7203 || \ | |
549 | CPU_SUBTYPE_SH7206 || \ | |
550 | CPU_SUBTYPE_SH7263 || \ | |
551 | CPU_SUBTYPE_MXG || \ | |
552 | CPU_SUBTYPE_SH7786 | |
05627486 | 553 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 554 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 555 | default "50000000" |
1da177e4 | 556 | help |
cad82448 PM |
557 | This option is used to specify the peripheral clock frequency. |
558 | This is necessary for determining the reference clock value on | |
559 | platforms lacking an RTC. | |
1da177e4 | 560 | |
36aa1e32 PM |
561 | config SH_CLK_CPG |
562 | def_bool y | |
563 | ||
253b0887 | 564 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 565 | depends on SH_CLK_CPG |
46e9371c | 566 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE |
253b0887 | 567 | |
9d4436a6 YS |
568 | config SH_CLK_MD |
569 | int "CPU Mode Pin Setting" | |
6d01f510 | 570 | depends on CPU_SH2 |
357d5946 PM |
571 | default 6 if CPU_SUBTYPE_SH7206 |
572 | default 5 if CPU_SUBTYPE_SH7619 | |
573 | default 0 | |
9d4436a6 | 574 | help |
11cbb70e | 575 | MD2 - MD0 pin setting. |
9d4436a6 | 576 | |
57be2b48 PM |
577 | source "kernel/time/Kconfig" |
578 | ||
32351a28 PM |
579 | endmenu |
580 | ||
cad82448 PM |
581 | menu "CPU Frequency scaling" |
582 | ||
583 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 584 | |
cad82448 PM |
585 | config SH_CPU_FREQ |
586 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 587 | depends on CPU_FREQ |
cad82448 | 588 | select CPU_FREQ_TABLE |
1da177e4 | 589 | help |
8a655053 PM |
590 | This adds the cpufreq driver for SuperH. Any CPU that supports |
591 | clock rate rounding through the clock framework can use this | |
592 | driver. While it will make the kernel slightly larger, this is | |
593 | harmless for CPUs that don't support rate rounding. The driver | |
594 | will also generate a notice in the boot log before disabling | |
595 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 596 | |
cad82448 | 597 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
598 | |
599 | If unsure, say N. | |
600 | ||
cad82448 PM |
601 | endmenu |
602 | ||
9f5e8eee PM |
603 | source "arch/sh/drivers/Kconfig" |
604 | ||
cad82448 | 605 | endmenu |
1da177e4 | 606 | |
cad82448 PM |
607 | menu "Kernel features" |
608 | ||
91b91d01 PM |
609 | source kernel/Kconfig.hz |
610 | ||
cad82448 PM |
611 | config KEXEC |
612 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 613 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 614 | help |
cad82448 PM |
615 | kexec is a system call that implements the ability to shutdown your |
616 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 617 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
618 | you can start any kernel with it, not just Linux. |
619 | ||
1f1332f7 | 620 | The name comes from the similarity to the exec system call. |
cad82448 PM |
621 | |
622 | It is an ongoing process to be certain the hardware in a machine | |
623 | is properly shutdown, so do not be surprised if this code does not | |
624 | initially work for you. It may help to enable device hotplugging | |
625 | support. As of this writing the exact hardware interface is | |
626 | strongly in flux, so no good recommendation can be made. | |
627 | ||
4d5ade5b PM |
628 | config CRASH_DUMP |
629 | bool "kernel crash dumps (EXPERIMENTAL)" | |
640f7487 | 630 | depends on SUPERH32 && EXPERIMENTAL |
4d5ade5b PM |
631 | help |
632 | Generate crash dump after being started by kexec. | |
633 | This should be normally only set in special crash dump kernels | |
634 | which are loaded in the main kernel with kexec-tools into | |
635 | a specially reserved region and then later executed after | |
636 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
637 | to a memory address not used by the main kernel using | |
638 | MEMORY_START. | |
639 | ||
640 | For more details see Documentation/kdump/kdump.txt | |
641 | ||
b7cf6ddc MD |
642 | config KEXEC_JUMP |
643 | bool "kexec jump (EXPERIMENTAL)" | |
644 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
645 | help | |
646 | Jump between original kernel and kexeced kernel and invoke | |
647 | code via KEXEC | |
648 | ||
c4637d47 PM |
649 | config SECCOMP |
650 | bool "Enable seccomp to safely compute untrusted bytecode" | |
651 | depends on PROC_FS | |
c4637d47 PM |
652 | help |
653 | This kernel feature is useful for number crunching applications | |
654 | that may need to compute untrusted bytecode during their | |
655 | execution. By using pipes or other transports made available to | |
656 | the process as file descriptors supporting the read/write | |
657 | syscalls, it's possible to isolate those applications in | |
658 | their own address space using seccomp. Once seccomp is | |
659 | enabled via prctl, it cannot be disabled and the task is only | |
660 | allowed to execute a few safe syscalls defined by each seccomp | |
661 | mode. | |
662 | ||
663 | If unsure, say N. | |
664 | ||
1da177e4 LT |
665 | config SMP |
666 | bool "Symmetric multi-processing support" | |
357d5946 | 667 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 668 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
669 | ---help--- |
670 | This enables support for systems with more than one CPU. If you have | |
671 | a system with only one CPU, like most personal computers, say N. If | |
672 | you have a system with more than one CPU, say Y. | |
673 | ||
674 | If you say N here, the kernel will run on single and multiprocessor | |
675 | machines, but will use only one CPU of a multiprocessor machine. If | |
676 | you say Y here, the kernel will run on many, but not all, | |
677 | singleprocessor machines. On a singleprocessor machine, the kernel | |
678 | will run faster if you say N here. | |
679 | ||
680 | People using multiprocessor machines who say Y here should also say | |
681 | Y to "Enhanced Real Time Clock Support", below. | |
682 | ||
03502faa AB |
683 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
684 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
685 | |
686 | If you don't know what to do here, say N. | |
687 | ||
688 | config NR_CPUS | |
689 | int "Maximum number of CPUs (2-32)" | |
690 | range 2 32 | |
691 | depends on SMP | |
2eb2a436 | 692 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
693 | default "2" |
694 | help | |
695 | This allows you to specify the maximum number of CPUs which this | |
696 | kernel will support. The maximum supported value is 32 and the | |
697 | minimum value which makes sense is 2. | |
698 | ||
699 | This is purely to save memory - each supported CPU adds | |
700 | approximately eight kilobytes to the kernel image. | |
701 | ||
91b91d01 PM |
702 | source "kernel/Kconfig.preempt" |
703 | ||
83662461 PM |
704 | config GUSA |
705 | def_bool y | |
1efe4ce3 | 706 | depends on !SMP && SUPERH32 |
83662461 PM |
707 | help |
708 | This enables support for gUSA (general UserSpace Atomicity). | |
709 | This is the default implementation for both UP and non-ll/sc | |
710 | CPUs, and is used by the libc, amongst others. | |
711 | ||
712 | For additional information, design information can be found | |
713 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
714 | ||
715 | This should only be disabled for special cases where alternate | |
716 | atomicity implementations exist. | |
717 | ||
1efe4ce3 SM |
718 | config GUSA_RB |
719 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
720 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
721 | help | |
722 | Enabling this option will allow the kernel to implement some | |
692105b8 | 723 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
724 | store-conditional (LLSC). On machines which do not have hardware |
725 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 726 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 727 | |
54ff328b PM |
728 | config SPARSE_IRQ |
729 | bool "Support sparse irq numbering" | |
730 | depends on EXPERIMENTAL | |
731 | help | |
732 | This enables support for sparse irqs. This is useful in general | |
733 | as most CPUs have a fairly sparse array of IRQ vectors, which | |
734 | the irq_desc then maps directly on to. Systems with a high | |
735 | number of off-chip IRQs will want to treat this as | |
736 | experimental until they have been independently verified. | |
737 | ||
738 | If you don't know what to do here, say N. | |
739 | ||
cad82448 | 740 | endmenu |
1da177e4 | 741 | |
cad82448 | 742 | menu "Boot options" |
1da177e4 | 743 | |
cad82448 | 744 | config ZERO_PAGE_OFFSET |
b412a49a PM |
745 | hex |
746 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
747 | SH_7751_SOLUTION_ENGINE | |
748 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 749 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 750 | default "0x00001000" |
1da177e4 | 751 | help |
cad82448 | 752 | This sets the default offset of zero page. |
1da177e4 | 753 | |
cad82448 | 754 | config BOOT_LINK_OFFSET |
b412a49a PM |
755 | hex |
756 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 757 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
758 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
759 | default "0x009e0000" if SH_TITAN | |
760 | default "0x01800000" if SH_SDK7780 | |
761 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
762 | default "0x00800000" |
763 | help | |
764 | This option allows you to set the link address offset of the zImage. | |
765 | This can be useful if you are on a board which has a small amount of | |
766 | memory. | |
1da177e4 | 767 | |
b412a49a PM |
768 | config ENTRY_OFFSET |
769 | hex | |
770 | default "0x00001000" if PAGE_SIZE_4KB | |
771 | default "0x00002000" if PAGE_SIZE_8KB | |
772 | default "0x00004000" if PAGE_SIZE_16KB | |
773 | default "0x00010000" if PAGE_SIZE_64KB | |
774 | default "0x00000000" | |
775 | ||
d724a9c9 PM |
776 | choice |
777 | prompt "Kernel command line" | |
778 | optional | |
779 | default CMDLINE_OVERWRITE | |
780 | help | |
781 | Setting this option allows the kernel command line arguments | |
782 | to be set. | |
783 | ||
784 | config CMDLINE_OVERWRITE | |
785 | bool "Overwrite bootloader kernel arguments" | |
786 | help | |
787 | Given string will overwrite any arguments passed in by | |
788 | a bootloader. | |
789 | ||
790 | config CMDLINE_EXTEND | |
791 | bool "Extend bootloader kernel arguments" | |
792 | help | |
793 | Given string will be concatenated with arguments passed in | |
794 | by a bootloader. | |
795 | ||
796 | endchoice | |
1da177e4 | 797 | |
cad82448 | 798 | config CMDLINE |
d724a9c9 PM |
799 | string "Kernel command line arguments string" |
800 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 801 | default "console=ttySC1,115200" |
1da177e4 LT |
802 | |
803 | endmenu | |
804 | ||
cad82448 | 805 | menu "Bus options" |
1da177e4 | 806 | |
cad82448 PM |
807 | config SUPERHYWAY |
808 | tristate "SuperHyway Bus support" | |
809 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 810 | |
17be2d2b | 811 | config MAPLE |
e16038ab PM |
812 | bool "Maple Bus support" |
813 | depends on SH_DREAMCAST | |
814 | help | |
815 | The Maple Bus is SEGA's serial communication bus for peripherals | |
816 | on the Dreamcast. Without this bus support you won't be able to | |
817 | get your Dreamcast keyboard etc to work, so most users | |
818 | probably want to say 'Y' here, unless you are only using the | |
819 | Dreamcast with a serial line terminal or a remote network | |
820 | connection. | |
17be2d2b | 821 | |
7693465d PM |
822 | config PCI |
823 | bool "PCI support" | |
824 | depends on SYS_SUPPORTS_PCI | |
825 | help | |
826 | Find out whether you have a PCI motherboard. PCI is the name of a | |
827 | bus system, i.e. the way the CPU talks to the other stuff inside | |
828 | your box. If you have PCI, say Y, otherwise N. | |
1da177e4 | 829 | |
e16038ab PM |
830 | source "drivers/pci/pcie/Kconfig" |
831 | ||
1da177e4 LT |
832 | source "drivers/pci/Kconfig" |
833 | ||
834 | source "drivers/pcmcia/Kconfig" | |
835 | ||
836 | source "drivers/pci/hotplug/Kconfig" | |
837 | ||
838 | endmenu | |
839 | ||
840 | menu "Executable file formats" | |
841 | ||
842 | source "fs/Kconfig.binfmt" | |
843 | ||
844 | endmenu | |
845 | ||
3aa770e7 | 846 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 847 | depends on EXPERIMENTAL |
f4cb5700 | 848 | |
c6f17cb2 MD |
849 | source "kernel/power/Kconfig" |
850 | ||
851 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 852 | |
3aa770e7 AS |
853 | endmenu |
854 | ||
d5950b43 SR |
855 | source "net/Kconfig" |
856 | ||
1da177e4 LT |
857 | source "drivers/Kconfig" |
858 | ||
859 | source "fs/Kconfig" | |
860 | ||
1da177e4 LT |
861 | source "arch/sh/Kconfig.debug" |
862 | ||
863 | source "security/Kconfig" | |
864 | ||
865 | source "crypto/Kconfig" | |
866 | ||
867 | source "lib/Kconfig" |