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 |
d7b01f78 | 16 | select HAVE_ARCH_TRACEHOOK |
f802d969 | 17 | select HAVE_DMA_API_DEBUG |
73c926be | 18 | select HAVE_DMA_ATTRS |
cdd6c482 | 19 | select HAVE_PERF_EVENTS |
72f0c137 | 20 | select PERF_USE_VMALLOC |
df8ce259 | 21 | select HAVE_KERNEL_GZIP |
07e88e1b PM |
22 | select HAVE_KERNEL_BZIP2 |
23 | select HAVE_KERNEL_LZMA | |
c7b16efb | 24 | select HAVE_KERNEL_LZO |
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 | |
6d63e73d | 38 | select HAVE_IOREMAP_PROT if MMU && !X2TLB |
694f94f2 | 39 | select HAVE_FUNCTION_TRACER |
fad57feb MF |
40 | select HAVE_FTRACE_MCOUNT_RECORD |
41 | select HAVE_DYNAMIC_FTRACE | |
c1340c05 | 42 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
e4b053d9 | 43 | select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE |
327933f5 | 44 | select HAVE_FUNCTION_GRAPH_TRACER |
ab6e570b | 45 | select HAVE_ARCH_KGDB |
6fbfe8d7 | 46 | select HAVE_HW_BREAKPOINT |
6c0ee6a4 | 47 | select PERF_EVENTS if HAVE_HW_BREAKPOINT |
8dafc346 | 48 | select ARCH_HIBERNATION_POSSIBLE if MMU |
ea0e1a9a PM |
49 | |
50 | config SUPERH64 | |
3cc000b5 | 51 | def_bool ARCH = "sh64" |
39d28a2d | 52 | |
f42b7e3d PM |
53 | config ARCH_DEFCONFIG |
54 | string | |
55 | default "arch/sh/configs/shx3_defconfig" if SUPERH32 | |
56 | default "arch/sh/configs/cayman_defconfig" if SUPERH64 | |
57 | ||
1da177e4 | 58 | config RWSEM_GENERIC_SPINLOCK |
d7ef4fb3 | 59 | def_bool y |
1da177e4 LT |
60 | |
61 | config RWSEM_XCHGADD_ALGORITHM | |
62 | bool | |
63 | ||
fa691511 PM |
64 | config GENERIC_BUG |
65 | def_bool y | |
a82d53ec | 66 | depends on BUG && SUPERH32 |
fa691511 | 67 | |
3767f3f1 PM |
68 | config GENERIC_CSUM |
69 | def_bool y | |
70 | depends on SUPERH64 | |
71 | ||
e2268c71 | 72 | config GENERIC_FIND_NEXT_BIT |
d7ef4fb3 | 73 | def_bool y |
e2268c71 AM |
74 | |
75 | config GENERIC_HWEIGHT | |
d7ef4fb3 | 76 | def_bool y |
e2268c71 | 77 | |
1da177e4 | 78 | config GENERIC_HARDIRQS |
d7ef4fb3 | 79 | def_bool y |
1da177e4 | 80 | |
5093c9a4 PM |
81 | config GENERIC_HARDIRQS_NO__DO_IRQ |
82 | def_bool y | |
83 | ||
2eb2a436 PM |
84 | config IRQ_PER_CPU |
85 | def_bool y | |
86 | ||
4b842c85 PM |
87 | config SPARSE_IRQ |
88 | def_bool y | |
89 | depends on SUPERH32 | |
90 | ||
2967dab1 MD |
91 | config GENERIC_GPIO |
92 | def_bool n | |
93 | ||
1da177e4 | 94 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 95 | bool |
1da177e4 | 96 | |
cad82448 PM |
97 | config GENERIC_IOMAP |
98 | bool | |
99 | ||
45882145 | 100 | config GENERIC_TIME |
75634311 | 101 | def_bool y |
45882145 | 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 | |
160 | depends on !SMP | |
161 | ||
f0d1b0b3 | 162 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 163 | def_bool n |
f0d1b0b3 DH |
164 | |
165 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 166 | def_bool n |
f0d1b0b3 | 167 | |
e257ad06 PM |
168 | config ARCH_NO_VIRT_TO_BUS |
169 | def_bool y | |
170 | ||
e869a90e PM |
171 | config ARCH_HAS_DEFAULT_IDLE |
172 | def_bool y | |
173 | ||
2e046b94 PM |
174 | config ARCH_HAS_CPU_IDLE_WAIT |
175 | def_bool y | |
176 | ||
e7cc9a73 MD |
177 | config IO_TRAPPED |
178 | bool | |
179 | ||
01be5d63 PM |
180 | config DMA_COHERENT |
181 | bool | |
182 | ||
183 | config DMA_NONCOHERENT | |
184 | def_bool !DMA_COHERENT | |
185 | ||
5cabbb62 FT |
186 | config NEED_DMA_MAP_STATE |
187 | def_bool DMA_NONCOHERENT | |
188 | ||
1da177e4 LT |
189 | source "init/Kconfig" |
190 | ||
dc52ddc0 MH |
191 | source "kernel/Kconfig.freezer" |
192 | ||
1da177e4 LT |
193 | menu "System type" |
194 | ||
b5f42db0 PM |
195 | # |
196 | # Processor families | |
197 | # | |
198 | config CPU_SH2 | |
199 | bool | |
200 | ||
201 | config CPU_SH2A | |
202 | bool | |
203 | select CPU_SH2 | |
204 | ||
205 | config CPU_SH3 | |
206 | bool | |
207 | select CPU_HAS_INTEVT | |
208 | select CPU_HAS_SR_RB | |
4fa48e17 | 209 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
210 | |
211 | config CPU_SH4 | |
212 | bool | |
213 | select CPU_HAS_INTEVT | |
214 | select CPU_HAS_SR_RB | |
b5f42db0 | 215 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 216 | select SYS_SUPPORTS_TMU |
ffb4a73d | 217 | select SYS_SUPPORTS_HUGETLBFS if MMU |
b5f42db0 PM |
218 | |
219 | config CPU_SH4A | |
220 | bool | |
221 | select CPU_SH4 | |
222 | ||
223 | config CPU_SH4AL_DSP | |
224 | bool | |
225 | select CPU_SH4A | |
226 | select CPU_HAS_DSP | |
227 | ||
ea0e1a9a PM |
228 | config CPU_SH5 |
229 | bool | |
230 | select CPU_HAS_FPU | |
add47067 | 231 | select SYS_SUPPORTS_TMU |
ffb4a73d | 232 | select SYS_SUPPORTS_HUGETLBFS if MMU |
ea0e1a9a | 233 | |
b5f42db0 PM |
234 | config CPU_SHX2 |
235 | bool | |
236 | ||
237 | config CPU_SHX3 | |
238 | bool | |
01be5d63 | 239 | select DMA_COHERENT |
b5f42db0 | 240 | |
dc65a977 PM |
241 | config ARCH_SHMOBILE |
242 | bool | |
77594912 | 243 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
244 | select PM |
245 | select PM_RUNTIME | |
dc65a977 | 246 | |
3cc000b5 PM |
247 | if SUPERH32 |
248 | ||
b5f42db0 PM |
249 | choice |
250 | prompt "Processor sub-type selection" | |
251 | ||
252 | # | |
253 | # Processor subtypes | |
254 | # | |
255 | ||
256 | # SH-2 Processor Support | |
257 | ||
258 | config CPU_SUBTYPE_SH7619 | |
259 | bool "Support SH7619 processor" | |
260 | select CPU_SH2 | |
f5ad881b | 261 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
262 | |
263 | # SH-2A Processor Support | |
264 | ||
2825999e PG |
265 | config CPU_SUBTYPE_SH7201 |
266 | bool "Support SH7201 processor" | |
267 | select CPU_SH2A | |
268 | select CPU_HAS_FPU | |
da107c6e | 269 | select SYS_SUPPORTS_MTU2 |
2825999e | 270 | |
6d01f510 PM |
271 | config CPU_SUBTYPE_SH7203 |
272 | bool "Support SH7203 processor" | |
273 | select CPU_SH2A | |
74d99a5e | 274 | select CPU_HAS_FPU |
f5ad881b | 275 | select SYS_SUPPORTS_CMT |
da107c6e | 276 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 277 | |
b5f42db0 PM |
278 | config CPU_SUBTYPE_SH7206 |
279 | bool "Support SH7206 processor" | |
280 | select CPU_SH2A | |
f5ad881b | 281 | select SYS_SUPPORTS_CMT |
da107c6e | 282 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 283 | |
a8f67f4b PM |
284 | config CPU_SUBTYPE_SH7263 |
285 | bool "Support SH7263 processor" | |
286 | select CPU_SH2A | |
74d99a5e | 287 | select CPU_HAS_FPU |
f5ad881b | 288 | select SYS_SUPPORTS_CMT |
da107c6e | 289 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 290 | |
2ad69908 PM |
291 | config CPU_SUBTYPE_MXG |
292 | bool "Support MX-G processor" | |
293 | select CPU_SH2A | |
da107c6e | 294 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
295 | help |
296 | Select MX-G if running on an R8A03022BG part. | |
297 | ||
b5f42db0 PM |
298 | # SH-3 Processor Support |
299 | ||
300 | config CPU_SUBTYPE_SH7705 | |
301 | bool "Support SH7705 processor" | |
302 | select CPU_SH3 | |
303 | ||
304 | config CPU_SUBTYPE_SH7706 | |
305 | bool "Support SH7706 processor" | |
306 | select CPU_SH3 | |
307 | help | |
308 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
309 | ||
310 | config CPU_SUBTYPE_SH7707 | |
311 | bool "Support SH7707 processor" | |
312 | select CPU_SH3 | |
313 | help | |
314 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
315 | ||
316 | config CPU_SUBTYPE_SH7708 | |
317 | bool "Support SH7708 processor" | |
318 | select CPU_SH3 | |
319 | help | |
320 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
321 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
322 | ||
323 | config CPU_SUBTYPE_SH7709 | |
324 | bool "Support SH7709 processor" | |
325 | select CPU_SH3 | |
326 | help | |
327 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
328 | ||
329 | config CPU_SUBTYPE_SH7710 | |
330 | bool "Support SH7710 processor" | |
331 | select CPU_SH3 | |
332 | select CPU_HAS_DSP | |
333 | help | |
334 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
335 | ||
336 | config CPU_SUBTYPE_SH7712 | |
337 | bool "Support SH7712 processor" | |
338 | select CPU_SH3 | |
339 | select CPU_HAS_DSP | |
340 | help | |
341 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
342 | ||
343 | config CPU_SUBTYPE_SH7720 | |
344 | bool "Support SH7720 processor" | |
345 | select CPU_SH3 | |
346 | select CPU_HAS_DSP | |
2b23a882 | 347 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
348 | help |
349 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
350 | ||
31a49c4b YS |
351 | config CPU_SUBTYPE_SH7721 |
352 | bool "Support SH7721 processor" | |
353 | select CPU_SH3 | |
354 | select CPU_HAS_DSP | |
2b23a882 | 355 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
356 | help |
357 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
358 | ||
b5f42db0 PM |
359 | # SH-4 Processor Support |
360 | ||
361 | config CPU_SUBTYPE_SH7750 | |
362 | bool "Support SH7750 processor" | |
363 | select CPU_SH4 | |
364 | help | |
365 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
366 | ||
367 | config CPU_SUBTYPE_SH7091 | |
368 | bool "Support SH7091 processor" | |
369 | select CPU_SH4 | |
370 | help | |
371 | Select SH7091 if you have an SH-4 based Sega device (such as | |
372 | the Dreamcast, Naomi, and Naomi 2). | |
373 | ||
374 | config CPU_SUBTYPE_SH7750R | |
375 | bool "Support SH7750R processor" | |
376 | select CPU_SH4 | |
377 | ||
378 | config CPU_SUBTYPE_SH7750S | |
379 | bool "Support SH7750S processor" | |
380 | select CPU_SH4 | |
381 | ||
382 | config CPU_SUBTYPE_SH7751 | |
383 | bool "Support SH7751 processor" | |
384 | select CPU_SH4 | |
385 | help | |
386 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
387 | or if you have a HD6417751R CPU. | |
388 | ||
389 | config CPU_SUBTYPE_SH7751R | |
390 | bool "Support SH7751R processor" | |
391 | select CPU_SH4 | |
392 | ||
393 | config CPU_SUBTYPE_SH7760 | |
394 | bool "Support SH7760 processor" | |
395 | select CPU_SH4 | |
396 | ||
397 | config CPU_SUBTYPE_SH4_202 | |
398 | bool "Support SH4-202 processor" | |
399 | select CPU_SH4 | |
400 | ||
401 | # SH-4A Processor Support | |
402 | ||
178dd0cd PM |
403 | config CPU_SUBTYPE_SH7723 |
404 | bool "Support SH7723 processor" | |
405 | select CPU_SH4A | |
406 | select CPU_SHX2 | |
dc65a977 | 407 | select ARCH_SHMOBILE |
178dd0cd | 408 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 409 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
410 | help |
411 | Select SH7723 if you have an SH-MobileR2 CPU. | |
412 | ||
0207a2ef KM |
413 | config CPU_SUBTYPE_SH7724 |
414 | bool "Support SH7724 processor" | |
415 | select CPU_SH4A | |
416 | select CPU_SHX2 | |
59fe700d | 417 | select ARCH_SHMOBILE |
0207a2ef KM |
418 | select ARCH_SPARSEMEM_ENABLE |
419 | select SYS_SUPPORTS_CMT | |
420 | help | |
421 | Select SH7724 if you have an SH-MobileR2R CPU. | |
422 | ||
c01f0f1a YS |
423 | config CPU_SUBTYPE_SH7757 |
424 | bool "Support SH7757 processor" | |
425 | select CPU_SH4A | |
426 | select CPU_SHX2 | |
427 | help | |
428 | Select SH7757 if you have a SH4A SH7757 CPU. | |
429 | ||
7d740a06 YS |
430 | config CPU_SUBTYPE_SH7763 |
431 | bool "Support SH7763 processor" | |
432 | select CPU_SH4A | |
433 | help | |
434 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
435 | ||
b5f42db0 PM |
436 | config CPU_SUBTYPE_SH7770 |
437 | bool "Support SH7770 processor" | |
438 | select CPU_SH4A | |
439 | ||
440 | config CPU_SUBTYPE_SH7780 | |
441 | bool "Support SH7780 processor" | |
442 | select CPU_SH4A | |
443 | ||
444 | config CPU_SUBTYPE_SH7785 | |
445 | bool "Support SH7785 processor" | |
446 | select CPU_SH4A | |
447 | select CPU_SHX2 | |
55ba99eb KM |
448 | select ARCH_SPARSEMEM_ENABLE |
449 | select SYS_SUPPORTS_NUMA | |
450 | ||
451 | config CPU_SUBTYPE_SH7786 | |
452 | bool "Support SH7786 processor" | |
453 | select CPU_SH4A | |
37042fbd | 454 | select CPU_SHX3 |
8263a67e | 455 | select CPU_HAS_PTEAEX |
b5f42db0 PM |
456 | select ARCH_SPARSEMEM_ENABLE |
457 | select SYS_SUPPORTS_NUMA | |
2eb2a436 PM |
458 | select SYS_SUPPORTS_SMP |
459 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP | |
b5f42db0 PM |
460 | |
461 | config CPU_SUBTYPE_SHX3 | |
462 | bool "Support SH-X3 processor" | |
463 | select CPU_SH4A | |
464 | select CPU_SHX3 | |
465 | select ARCH_SPARSEMEM_ENABLE | |
466 | select SYS_SUPPORTS_NUMA | |
467 | select SYS_SUPPORTS_SMP | |
5840263e | 468 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
469 | |
470 | # SH4AL-DSP Processor Support | |
471 | ||
472 | config CPU_SUBTYPE_SH7343 | |
473 | bool "Support SH7343 processor" | |
474 | select CPU_SH4AL_DSP | |
dc65a977 | 475 | select ARCH_SHMOBILE |
f5ad881b | 476 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
477 | |
478 | config CPU_SUBTYPE_SH7722 | |
479 | bool "Support SH7722 processor" | |
480 | select CPU_SH4AL_DSP | |
481 | select CPU_SHX2 | |
dc65a977 | 482 | select ARCH_SHMOBILE |
b5f42db0 PM |
483 | select ARCH_SPARSEMEM_ENABLE |
484 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 485 | select SYS_SUPPORTS_CMT |
9109a30e MD |
486 | |
487 | config CPU_SUBTYPE_SH7366 | |
488 | bool "Support SH7366 processor" | |
489 | select CPU_SH4AL_DSP | |
490 | select CPU_SHX2 | |
dc65a977 | 491 | select ARCH_SHMOBILE |
9109a30e MD |
492 | select ARCH_SPARSEMEM_ENABLE |
493 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 494 | select SYS_SUPPORTS_CMT |
b5f42db0 | 495 | |
3cc000b5 PM |
496 | endchoice |
497 | ||
498 | endif | |
499 | ||
500 | if SUPERH64 | |
501 | ||
502 | choice | |
503 | prompt "Processor sub-type selection" | |
504 | ||
ea0e1a9a PM |
505 | # SH-5 Processor Support |
506 | ||
507 | config CPU_SUBTYPE_SH5_101 | |
508 | bool "Support SH5-101 processor" | |
509 | select CPU_SH5 | |
510 | ||
511 | config CPU_SUBTYPE_SH5_103 | |
512 | bool "Support SH5-103 processor" | |
8ef97dd7 | 513 | select CPU_SH5 |
ea0e1a9a | 514 | |
b5f42db0 PM |
515 | endchoice |
516 | ||
3cc000b5 PM |
517 | endif |
518 | ||
f3d22298 | 519 | source "arch/sh/mm/Kconfig" |
939a24a6 | 520 | |
4690bdc7 | 521 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 522 | |
939a24a6 | 523 | source "arch/sh/boards/Kconfig" |
32351a28 | 524 | |
32351a28 PM |
525 | menu "Timer and clock configuration" |
526 | ||
9570ef20 MD |
527 | config SH_TIMER_TMU |
528 | bool "TMU timer driver" | |
f19900b2 | 529 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 530 | default y |
9570ef20 MD |
531 | help |
532 | This enables the build of the TMU timer driver. | |
533 | ||
f5ad881b | 534 | config SH_TIMER_CMT |
f425752f MD |
535 | bool "CMT timer driver" |
536 | depends on SYS_SUPPORTS_CMT | |
537 | default y | |
f425752f MD |
538 | help |
539 | This enables build of the CMT timer driver. | |
f5ad881b | 540 | |
d5ed4c2e MD |
541 | config SH_TIMER_MTU2 |
542 | bool "MTU2 timer driver" | |
3280c886 | 543 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 544 | default y |
d5ed4c2e MD |
545 | help |
546 | This enables build of the MTU2 timer driver. | |
547 | ||
cad82448 PM |
548 | config SH_PCLK_FREQ |
549 | int "Peripheral clock frequency (in Hz)" | |
8152a74b | 550 | depends on SH_CLK_CPG_LEGACY |
9d4436a6 | 551 | default "31250000" if CPU_SUBTYPE_SH7619 |
8152a74b PM |
552 | default "33333333" if CPU_SUBTYPE_SH7770 || \ |
553 | CPU_SUBTYPE_SH7760 || \ | |
554 | CPU_SUBTYPE_SH7705 || \ | |
555 | CPU_SUBTYPE_SH7203 || \ | |
556 | CPU_SUBTYPE_SH7206 || \ | |
557 | CPU_SUBTYPE_SH7263 || \ | |
43a1839c | 558 | CPU_SUBTYPE_MXG |
05627486 | 559 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 560 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 561 | default "50000000" |
1da177e4 | 562 | help |
cad82448 PM |
563 | This option is used to specify the peripheral clock frequency. |
564 | This is necessary for determining the reference clock value on | |
565 | platforms lacking an RTC. | |
1da177e4 | 566 | |
36aa1e32 PM |
567 | config SH_CLK_CPG |
568 | def_bool y | |
569 | ||
253b0887 | 570 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 571 | depends on SH_CLK_CPG |
43a1839c PM |
572 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \ |
573 | !CPU_SUBTYPE_SH7786 | |
253b0887 | 574 | |
9d4436a6 YS |
575 | config SH_CLK_MD |
576 | int "CPU Mode Pin Setting" | |
6d01f510 | 577 | depends on CPU_SH2 |
357d5946 PM |
578 | default 6 if CPU_SUBTYPE_SH7206 |
579 | default 5 if CPU_SUBTYPE_SH7619 | |
580 | default 0 | |
9d4436a6 | 581 | help |
11cbb70e | 582 | MD2 - MD0 pin setting. |
9d4436a6 | 583 | |
57be2b48 PM |
584 | source "kernel/time/Kconfig" |
585 | ||
32351a28 PM |
586 | endmenu |
587 | ||
cad82448 PM |
588 | menu "CPU Frequency scaling" |
589 | ||
590 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 591 | |
cad82448 PM |
592 | config SH_CPU_FREQ |
593 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 594 | depends on CPU_FREQ |
cad82448 | 595 | select CPU_FREQ_TABLE |
1da177e4 | 596 | help |
8a655053 PM |
597 | This adds the cpufreq driver for SuperH. Any CPU that supports |
598 | clock rate rounding through the clock framework can use this | |
599 | driver. While it will make the kernel slightly larger, this is | |
600 | harmless for CPUs that don't support rate rounding. The driver | |
601 | will also generate a notice in the boot log before disabling | |
602 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 603 | |
cad82448 | 604 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
605 | |
606 | If unsure, say N. | |
607 | ||
cad82448 PM |
608 | endmenu |
609 | ||
9f5e8eee PM |
610 | source "arch/sh/drivers/Kconfig" |
611 | ||
cad82448 | 612 | endmenu |
1da177e4 | 613 | |
cad82448 PM |
614 | menu "Kernel features" |
615 | ||
91b91d01 PM |
616 | source kernel/Kconfig.hz |
617 | ||
cad82448 PM |
618 | config KEXEC |
619 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 620 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 621 | help |
cad82448 PM |
622 | kexec is a system call that implements the ability to shutdown your |
623 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 624 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
625 | you can start any kernel with it, not just Linux. |
626 | ||
1f1332f7 | 627 | The name comes from the similarity to the exec system call. |
cad82448 PM |
628 | |
629 | It is an ongoing process to be certain the hardware in a machine | |
630 | is properly shutdown, so do not be surprised if this code does not | |
631 | initially work for you. It may help to enable device hotplugging | |
632 | support. As of this writing the exact hardware interface is | |
633 | strongly in flux, so no good recommendation can be made. | |
634 | ||
4d5ade5b PM |
635 | config CRASH_DUMP |
636 | bool "kernel crash dumps (EXPERIMENTAL)" | |
640f7487 | 637 | depends on SUPERH32 && EXPERIMENTAL |
4d5ade5b PM |
638 | help |
639 | Generate crash dump after being started by kexec. | |
640 | This should be normally only set in special crash dump kernels | |
641 | which are loaded in the main kernel with kexec-tools into | |
642 | a specially reserved region and then later executed after | |
643 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
644 | to a memory address not used by the main kernel using | |
645 | MEMORY_START. | |
646 | ||
647 | For more details see Documentation/kdump/kdump.txt | |
648 | ||
b7cf6ddc MD |
649 | config KEXEC_JUMP |
650 | bool "kexec jump (EXPERIMENTAL)" | |
651 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
652 | help | |
653 | Jump between original kernel and kexeced kernel and invoke | |
654 | code via KEXEC | |
655 | ||
c4637d47 PM |
656 | config SECCOMP |
657 | bool "Enable seccomp to safely compute untrusted bytecode" | |
658 | depends on PROC_FS | |
c4637d47 PM |
659 | help |
660 | This kernel feature is useful for number crunching applications | |
661 | that may need to compute untrusted bytecode during their | |
662 | execution. By using pipes or other transports made available to | |
663 | the process as file descriptors supporting the read/write | |
664 | syscalls, it's possible to isolate those applications in | |
665 | their own address space using seccomp. Once seccomp is | |
666 | enabled via prctl, it cannot be disabled and the task is only | |
667 | allowed to execute a few safe syscalls defined by each seccomp | |
668 | mode. | |
669 | ||
670 | If unsure, say N. | |
671 | ||
1da177e4 LT |
672 | config SMP |
673 | bool "Symmetric multi-processing support" | |
357d5946 | 674 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 675 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
676 | ---help--- |
677 | This enables support for systems with more than one CPU. If you have | |
678 | a system with only one CPU, like most personal computers, say N. If | |
679 | you have a system with more than one CPU, say Y. | |
680 | ||
681 | If you say N here, the kernel will run on single and multiprocessor | |
682 | machines, but will use only one CPU of a multiprocessor machine. If | |
683 | you say Y here, the kernel will run on many, but not all, | |
684 | singleprocessor machines. On a singleprocessor machine, the kernel | |
685 | will run faster if you say N here. | |
686 | ||
687 | People using multiprocessor machines who say Y here should also say | |
688 | Y to "Enhanced Real Time Clock Support", below. | |
689 | ||
03502faa AB |
690 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
691 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
692 | |
693 | If you don't know what to do here, say N. | |
694 | ||
695 | config NR_CPUS | |
696 | int "Maximum number of CPUs (2-32)" | |
697 | range 2 32 | |
698 | depends on SMP | |
2eb2a436 | 699 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
700 | default "2" |
701 | help | |
702 | This allows you to specify the maximum number of CPUs which this | |
703 | kernel will support. The maximum supported value is 32 and the | |
704 | minimum value which makes sense is 2. | |
705 | ||
706 | This is purely to save memory - each supported CPU adds | |
707 | approximately eight kilobytes to the kernel image. | |
708 | ||
91b91d01 PM |
709 | source "kernel/Kconfig.preempt" |
710 | ||
83662461 PM |
711 | config GUSA |
712 | def_bool y | |
1efe4ce3 | 713 | depends on !SMP && SUPERH32 |
83662461 PM |
714 | help |
715 | This enables support for gUSA (general UserSpace Atomicity). | |
716 | This is the default implementation for both UP and non-ll/sc | |
717 | CPUs, and is used by the libc, amongst others. | |
718 | ||
719 | For additional information, design information can be found | |
720 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
721 | ||
722 | This should only be disabled for special cases where alternate | |
723 | atomicity implementations exist. | |
724 | ||
1efe4ce3 SM |
725 | config GUSA_RB |
726 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
727 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
728 | help | |
729 | Enabling this option will allow the kernel to implement some | |
692105b8 | 730 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
731 | store-conditional (LLSC). On machines which do not have hardware |
732 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 733 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 734 | |
43b8774d PM |
735 | source "drivers/sh/Kconfig" |
736 | ||
cad82448 | 737 | endmenu |
1da177e4 | 738 | |
cad82448 | 739 | menu "Boot options" |
1da177e4 | 740 | |
cad82448 | 741 | config ZERO_PAGE_OFFSET |
b412a49a PM |
742 | hex |
743 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
744 | SH_7751_SOLUTION_ENGINE | |
745 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 746 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 747 | default "0x00001000" |
1da177e4 | 748 | help |
cad82448 | 749 | This sets the default offset of zero page. |
1da177e4 | 750 | |
cad82448 | 751 | config BOOT_LINK_OFFSET |
b412a49a PM |
752 | hex |
753 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 754 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
755 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
756 | default "0x009e0000" if SH_TITAN | |
757 | default "0x01800000" if SH_SDK7780 | |
758 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
759 | default "0x00800000" |
760 | help | |
761 | This option allows you to set the link address offset of the zImage. | |
762 | This can be useful if you are on a board which has a small amount of | |
763 | memory. | |
1da177e4 | 764 | |
b412a49a PM |
765 | config ENTRY_OFFSET |
766 | hex | |
767 | default "0x00001000" if PAGE_SIZE_4KB | |
768 | default "0x00002000" if PAGE_SIZE_8KB | |
769 | default "0x00004000" if PAGE_SIZE_16KB | |
770 | default "0x00010000" if PAGE_SIZE_64KB | |
771 | default "0x00000000" | |
772 | ||
d724a9c9 PM |
773 | choice |
774 | prompt "Kernel command line" | |
775 | optional | |
776 | default CMDLINE_OVERWRITE | |
777 | help | |
778 | Setting this option allows the kernel command line arguments | |
779 | to be set. | |
780 | ||
781 | config CMDLINE_OVERWRITE | |
782 | bool "Overwrite bootloader kernel arguments" | |
783 | help | |
784 | Given string will overwrite any arguments passed in by | |
785 | a bootloader. | |
786 | ||
787 | config CMDLINE_EXTEND | |
788 | bool "Extend bootloader kernel arguments" | |
789 | help | |
790 | Given string will be concatenated with arguments passed in | |
791 | by a bootloader. | |
792 | ||
793 | endchoice | |
1da177e4 | 794 | |
cad82448 | 795 | config CMDLINE |
d724a9c9 PM |
796 | string "Kernel command line arguments string" |
797 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 798 | default "console=ttySC1,115200" |
1da177e4 LT |
799 | |
800 | endmenu | |
801 | ||
cad82448 | 802 | menu "Bus options" |
1da177e4 | 803 | |
cad82448 PM |
804 | config SUPERHYWAY |
805 | tristate "SuperHyway Bus support" | |
806 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 807 | |
17be2d2b | 808 | config MAPLE |
e16038ab PM |
809 | bool "Maple Bus support" |
810 | depends on SH_DREAMCAST | |
811 | help | |
812 | The Maple Bus is SEGA's serial communication bus for peripherals | |
813 | on the Dreamcast. Without this bus support you won't be able to | |
814 | get your Dreamcast keyboard etc to work, so most users | |
815 | probably want to say 'Y' here, unless you are only using the | |
816 | Dreamcast with a serial line terminal or a remote network | |
817 | connection. | |
17be2d2b | 818 | |
7693465d PM |
819 | config PCI |
820 | bool "PCI support" | |
821 | depends on SYS_SUPPORTS_PCI | |
320e68da | 822 | select PCI_DOMAINS |
7693465d PM |
823 | help |
824 | Find out whether you have a PCI motherboard. PCI is the name of a | |
825 | bus system, i.e. the way the CPU talks to the other stuff inside | |
826 | your box. If you have PCI, say Y, otherwise N. | |
1da177e4 | 827 | |
320e68da PM |
828 | config PCI_DOMAINS |
829 | bool | |
830 | ||
e16038ab PM |
831 | source "drivers/pci/pcie/Kconfig" |
832 | ||
1da177e4 LT |
833 | source "drivers/pci/Kconfig" |
834 | ||
835 | source "drivers/pcmcia/Kconfig" | |
836 | ||
837 | source "drivers/pci/hotplug/Kconfig" | |
838 | ||
839 | endmenu | |
840 | ||
841 | menu "Executable file formats" | |
842 | ||
843 | source "fs/Kconfig.binfmt" | |
844 | ||
845 | endmenu | |
846 | ||
3aa770e7 | 847 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 848 | depends on EXPERIMENTAL |
f4cb5700 | 849 | |
c6f17cb2 MD |
850 | source "kernel/power/Kconfig" |
851 | ||
852 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 853 | |
3aa770e7 AS |
854 | endmenu |
855 | ||
d5950b43 SR |
856 | source "net/Kconfig" |
857 | ||
1da177e4 LT |
858 | source "drivers/Kconfig" |
859 | ||
860 | source "fs/Kconfig" | |
861 | ||
1da177e4 LT |
862 | source "arch/sh/Kconfig.debug" |
863 | ||
864 | source "security/Kconfig" | |
865 | ||
866 | source "crypto/Kconfig" | |
867 | ||
868 | source "lib/Kconfig" |