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 | ||
1da177e4 | 84 | config GENERIC_IRQ_PROBE |
d7ef4fb3 | 85 | def_bool y |
1da177e4 | 86 | |
2eb2a436 PM |
87 | config IRQ_PER_CPU |
88 | def_bool y | |
89 | ||
2967dab1 MD |
90 | config GENERIC_GPIO |
91 | def_bool n | |
92 | ||
1da177e4 | 93 | config GENERIC_CALIBRATE_DELAY |
cf204fa7 | 94 | bool |
1da177e4 | 95 | |
cad82448 PM |
96 | config GENERIC_IOMAP |
97 | bool | |
98 | ||
45882145 | 99 | config GENERIC_TIME |
75634311 | 100 | def_bool y |
45882145 | 101 | |
57be2b48 | 102 | config GENERIC_CLOCKEVENTS |
938edae1 | 103 | def_bool y |
57be2b48 | 104 | |
8c24594d PM |
105 | config GENERIC_CLOCKEVENTS_BROADCAST |
106 | bool | |
107 | ||
6d134b9e PM |
108 | config GENERIC_CMOS_UPDATE |
109 | def_bool y | |
110 | depends on SH_SH03 || SH_DREAMCAST | |
111 | ||
bdcab87b PM |
112 | config GENERIC_LOCKBREAK |
113 | def_bool y | |
114 | depends on SMP && PREEMPT | |
115 | ||
357d5946 PM |
116 | config SYS_SUPPORTS_PM |
117 | bool | |
af998a9a MD |
118 | depends on !SMP |
119 | ||
120 | config ARCH_SUSPEND_POSSIBLE | |
121 | def_bool n | |
122 | ||
123 | config ARCH_HIBERNATION_POSSIBLE | |
124 | def_bool n | |
357d5946 | 125 | |
0a9b0db1 PM |
126 | config SYS_SUPPORTS_APM_EMULATION |
127 | bool | |
af998a9a | 128 | select ARCH_SUSPEND_POSSIBLE |
357d5946 | 129 | |
ffb4a73d PM |
130 | config SYS_SUPPORTS_HUGETLBFS |
131 | bool | |
132 | ||
357d5946 PM |
133 | config SYS_SUPPORTS_SMP |
134 | bool | |
135 | ||
136 | config SYS_SUPPORTS_NUMA | |
137 | bool | |
138 | ||
139 | config SYS_SUPPORTS_PCI | |
140 | bool | |
0a9b0db1 | 141 | |
f5ad881b PM |
142 | config SYS_SUPPORTS_CMT |
143 | bool | |
144 | ||
d5ed4c2e MD |
145 | config SYS_SUPPORTS_MTU2 |
146 | bool | |
147 | ||
9570ef20 MD |
148 | config SYS_SUPPORTS_TMU |
149 | bool | |
150 | ||
afbfb52e | 151 | config STACKTRACE_SUPPORT |
d7ef4fb3 | 152 | def_bool y |
afbfb52e PM |
153 | |
154 | config LOCKDEP_SUPPORT | |
d7ef4fb3 | 155 | def_bool y |
afbfb52e | 156 | |
5a89f1ad PM |
157 | config HAVE_LATENCYTOP_SUPPORT |
158 | def_bool y | |
159 | depends on !SMP | |
160 | ||
f0d1b0b3 | 161 | config ARCH_HAS_ILOG2_U32 |
d7ef4fb3 | 162 | def_bool n |
f0d1b0b3 DH |
163 | |
164 | config ARCH_HAS_ILOG2_U64 | |
d7ef4fb3 | 165 | def_bool n |
f0d1b0b3 | 166 | |
e257ad06 PM |
167 | config ARCH_NO_VIRT_TO_BUS |
168 | def_bool y | |
169 | ||
e869a90e PM |
170 | config ARCH_HAS_DEFAULT_IDLE |
171 | def_bool y | |
172 | ||
2e046b94 PM |
173 | config ARCH_HAS_CPU_IDLE_WAIT |
174 | def_bool y | |
175 | ||
e7cc9a73 MD |
176 | config IO_TRAPPED |
177 | bool | |
178 | ||
01be5d63 PM |
179 | config DMA_COHERENT |
180 | bool | |
181 | ||
182 | config DMA_NONCOHERENT | |
183 | def_bool !DMA_COHERENT | |
184 | ||
1da177e4 LT |
185 | source "init/Kconfig" |
186 | ||
dc52ddc0 MH |
187 | source "kernel/Kconfig.freezer" |
188 | ||
1da177e4 LT |
189 | menu "System type" |
190 | ||
b5f42db0 PM |
191 | # |
192 | # Processor families | |
193 | # | |
194 | config CPU_SH2 | |
195 | bool | |
196 | ||
197 | config CPU_SH2A | |
198 | bool | |
199 | select CPU_SH2 | |
200 | ||
201 | config CPU_SH3 | |
202 | bool | |
203 | select CPU_HAS_INTEVT | |
204 | select CPU_HAS_SR_RB | |
4fa48e17 | 205 | select SYS_SUPPORTS_TMU |
b5f42db0 PM |
206 | |
207 | config CPU_SH4 | |
208 | bool | |
209 | select CPU_HAS_INTEVT | |
210 | select CPU_HAS_SR_RB | |
b5f42db0 | 211 | select CPU_HAS_FPU if !CPU_SH4AL_DSP |
4fa48e17 | 212 | select SYS_SUPPORTS_TMU |
ffb4a73d | 213 | select SYS_SUPPORTS_HUGETLBFS if MMU |
b5f42db0 PM |
214 | |
215 | config CPU_SH4A | |
216 | bool | |
217 | select CPU_SH4 | |
218 | ||
219 | config CPU_SH4AL_DSP | |
220 | bool | |
221 | select CPU_SH4A | |
222 | select CPU_HAS_DSP | |
223 | ||
ea0e1a9a PM |
224 | config CPU_SH5 |
225 | bool | |
226 | select CPU_HAS_FPU | |
add47067 | 227 | select SYS_SUPPORTS_TMU |
ffb4a73d | 228 | select SYS_SUPPORTS_HUGETLBFS if MMU |
ea0e1a9a | 229 | |
b5f42db0 PM |
230 | config CPU_SHX2 |
231 | bool | |
232 | ||
233 | config CPU_SHX3 | |
234 | bool | |
01be5d63 | 235 | select DMA_COHERENT |
b5f42db0 | 236 | |
dc65a977 PM |
237 | config ARCH_SHMOBILE |
238 | bool | |
77594912 | 239 | select ARCH_SUSPEND_POSSIBLE |
ac2c596b MD |
240 | select PM |
241 | select PM_RUNTIME | |
dc65a977 | 242 | |
3cc000b5 PM |
243 | if SUPERH32 |
244 | ||
b5f42db0 PM |
245 | choice |
246 | prompt "Processor sub-type selection" | |
247 | ||
248 | # | |
249 | # Processor subtypes | |
250 | # | |
251 | ||
252 | # SH-2 Processor Support | |
253 | ||
254 | config CPU_SUBTYPE_SH7619 | |
255 | bool "Support SH7619 processor" | |
256 | select CPU_SH2 | |
f5ad881b | 257 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
258 | |
259 | # SH-2A Processor Support | |
260 | ||
2825999e PG |
261 | config CPU_SUBTYPE_SH7201 |
262 | bool "Support SH7201 processor" | |
263 | select CPU_SH2A | |
264 | select CPU_HAS_FPU | |
da107c6e | 265 | select SYS_SUPPORTS_MTU2 |
2825999e | 266 | |
6d01f510 PM |
267 | config CPU_SUBTYPE_SH7203 |
268 | bool "Support SH7203 processor" | |
269 | select CPU_SH2A | |
74d99a5e | 270 | select CPU_HAS_FPU |
f5ad881b | 271 | select SYS_SUPPORTS_CMT |
da107c6e | 272 | select SYS_SUPPORTS_MTU2 |
6d01f510 | 273 | |
b5f42db0 PM |
274 | config CPU_SUBTYPE_SH7206 |
275 | bool "Support SH7206 processor" | |
276 | select CPU_SH2A | |
f5ad881b | 277 | select SYS_SUPPORTS_CMT |
da107c6e | 278 | select SYS_SUPPORTS_MTU2 |
b5f42db0 | 279 | |
a8f67f4b PM |
280 | config CPU_SUBTYPE_SH7263 |
281 | bool "Support SH7263 processor" | |
282 | select CPU_SH2A | |
74d99a5e | 283 | select CPU_HAS_FPU |
f5ad881b | 284 | select SYS_SUPPORTS_CMT |
da107c6e | 285 | select SYS_SUPPORTS_MTU2 |
a8f67f4b | 286 | |
2ad69908 PM |
287 | config CPU_SUBTYPE_MXG |
288 | bool "Support MX-G processor" | |
289 | select CPU_SH2A | |
da107c6e | 290 | select SYS_SUPPORTS_MTU2 |
2ad69908 PM |
291 | help |
292 | Select MX-G if running on an R8A03022BG part. | |
293 | ||
b5f42db0 PM |
294 | # SH-3 Processor Support |
295 | ||
296 | config CPU_SUBTYPE_SH7705 | |
297 | bool "Support SH7705 processor" | |
298 | select CPU_SH3 | |
299 | ||
300 | config CPU_SUBTYPE_SH7706 | |
301 | bool "Support SH7706 processor" | |
302 | select CPU_SH3 | |
303 | help | |
304 | Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU. | |
305 | ||
306 | config CPU_SUBTYPE_SH7707 | |
307 | bool "Support SH7707 processor" | |
308 | select CPU_SH3 | |
309 | help | |
310 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
311 | ||
312 | config CPU_SUBTYPE_SH7708 | |
313 | bool "Support SH7708 processor" | |
314 | select CPU_SH3 | |
315 | help | |
316 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
317 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
318 | ||
319 | config CPU_SUBTYPE_SH7709 | |
320 | bool "Support SH7709 processor" | |
321 | select CPU_SH3 | |
322 | help | |
323 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
324 | ||
325 | config CPU_SUBTYPE_SH7710 | |
326 | bool "Support SH7710 processor" | |
327 | select CPU_SH3 | |
328 | select CPU_HAS_DSP | |
329 | help | |
330 | Select SH7710 if you have a SH3-DSP SH7710 CPU. | |
331 | ||
332 | config CPU_SUBTYPE_SH7712 | |
333 | bool "Support SH7712 processor" | |
334 | select CPU_SH3 | |
335 | select CPU_HAS_DSP | |
336 | help | |
337 | Select SH7712 if you have a SH3-DSP SH7712 CPU. | |
338 | ||
339 | config CPU_SUBTYPE_SH7720 | |
340 | bool "Support SH7720 processor" | |
341 | select CPU_SH3 | |
342 | select CPU_HAS_DSP | |
2b23a882 | 343 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
344 | help |
345 | Select SH7720 if you have a SH3-DSP SH7720 CPU. | |
346 | ||
31a49c4b YS |
347 | config CPU_SUBTYPE_SH7721 |
348 | bool "Support SH7721 processor" | |
349 | select CPU_SH3 | |
350 | select CPU_HAS_DSP | |
2b23a882 | 351 | select SYS_SUPPORTS_CMT |
31a49c4b YS |
352 | help |
353 | Select SH7721 if you have a SH3-DSP SH7721 CPU. | |
354 | ||
b5f42db0 PM |
355 | # SH-4 Processor Support |
356 | ||
357 | config CPU_SUBTYPE_SH7750 | |
358 | bool "Support SH7750 processor" | |
359 | select CPU_SH4 | |
360 | help | |
361 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
362 | ||
363 | config CPU_SUBTYPE_SH7091 | |
364 | bool "Support SH7091 processor" | |
365 | select CPU_SH4 | |
366 | help | |
367 | Select SH7091 if you have an SH-4 based Sega device (such as | |
368 | the Dreamcast, Naomi, and Naomi 2). | |
369 | ||
370 | config CPU_SUBTYPE_SH7750R | |
371 | bool "Support SH7750R processor" | |
372 | select CPU_SH4 | |
373 | ||
374 | config CPU_SUBTYPE_SH7750S | |
375 | bool "Support SH7750S processor" | |
376 | select CPU_SH4 | |
377 | ||
378 | config CPU_SUBTYPE_SH7751 | |
379 | bool "Support SH7751 processor" | |
380 | select CPU_SH4 | |
381 | help | |
382 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
383 | or if you have a HD6417751R CPU. | |
384 | ||
385 | config CPU_SUBTYPE_SH7751R | |
386 | bool "Support SH7751R processor" | |
387 | select CPU_SH4 | |
388 | ||
389 | config CPU_SUBTYPE_SH7760 | |
390 | bool "Support SH7760 processor" | |
391 | select CPU_SH4 | |
392 | ||
393 | config CPU_SUBTYPE_SH4_202 | |
394 | bool "Support SH4-202 processor" | |
395 | select CPU_SH4 | |
396 | ||
397 | # SH-4A Processor Support | |
398 | ||
178dd0cd PM |
399 | config CPU_SUBTYPE_SH7723 |
400 | bool "Support SH7723 processor" | |
401 | select CPU_SH4A | |
402 | select CPU_SHX2 | |
dc65a977 | 403 | select ARCH_SHMOBILE |
178dd0cd | 404 | select ARCH_SPARSEMEM_ENABLE |
f5ad881b | 405 | select SYS_SUPPORTS_CMT |
178dd0cd PM |
406 | help |
407 | Select SH7723 if you have an SH-MobileR2 CPU. | |
408 | ||
0207a2ef KM |
409 | config CPU_SUBTYPE_SH7724 |
410 | bool "Support SH7724 processor" | |
411 | select CPU_SH4A | |
412 | select CPU_SHX2 | |
59fe700d | 413 | select ARCH_SHMOBILE |
0207a2ef KM |
414 | select ARCH_SPARSEMEM_ENABLE |
415 | select SYS_SUPPORTS_CMT | |
416 | help | |
417 | Select SH7724 if you have an SH-MobileR2R CPU. | |
418 | ||
c01f0f1a YS |
419 | config CPU_SUBTYPE_SH7757 |
420 | bool "Support SH7757 processor" | |
421 | select CPU_SH4A | |
422 | select CPU_SHX2 | |
423 | help | |
424 | Select SH7757 if you have a SH4A SH7757 CPU. | |
425 | ||
7d740a06 YS |
426 | config CPU_SUBTYPE_SH7763 |
427 | bool "Support SH7763 processor" | |
428 | select CPU_SH4A | |
429 | help | |
430 | Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. | |
431 | ||
b5f42db0 PM |
432 | config CPU_SUBTYPE_SH7770 |
433 | bool "Support SH7770 processor" | |
434 | select CPU_SH4A | |
435 | ||
436 | config CPU_SUBTYPE_SH7780 | |
437 | bool "Support SH7780 processor" | |
438 | select CPU_SH4A | |
439 | ||
440 | config CPU_SUBTYPE_SH7785 | |
441 | bool "Support SH7785 processor" | |
442 | select CPU_SH4A | |
443 | select CPU_SHX2 | |
55ba99eb KM |
444 | select ARCH_SPARSEMEM_ENABLE |
445 | select SYS_SUPPORTS_NUMA | |
446 | ||
447 | config CPU_SUBTYPE_SH7786 | |
448 | bool "Support SH7786 processor" | |
449 | select CPU_SH4A | |
37042fbd | 450 | select CPU_SHX3 |
8263a67e | 451 | select CPU_HAS_PTEAEX |
b5f42db0 PM |
452 | select ARCH_SPARSEMEM_ENABLE |
453 | select SYS_SUPPORTS_NUMA | |
2eb2a436 PM |
454 | select SYS_SUPPORTS_SMP |
455 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP | |
b5f42db0 PM |
456 | |
457 | config CPU_SUBTYPE_SHX3 | |
458 | bool "Support SH-X3 processor" | |
459 | select CPU_SH4A | |
460 | select CPU_SHX3 | |
461 | select ARCH_SPARSEMEM_ENABLE | |
462 | select SYS_SUPPORTS_NUMA | |
463 | select SYS_SUPPORTS_SMP | |
5840263e | 464 | select GENERIC_CLOCKEVENTS_BROADCAST if SMP |
b5f42db0 PM |
465 | |
466 | # SH4AL-DSP Processor Support | |
467 | ||
468 | config CPU_SUBTYPE_SH7343 | |
469 | bool "Support SH7343 processor" | |
470 | select CPU_SH4AL_DSP | |
dc65a977 | 471 | select ARCH_SHMOBILE |
f5ad881b | 472 | select SYS_SUPPORTS_CMT |
b5f42db0 PM |
473 | |
474 | config CPU_SUBTYPE_SH7722 | |
475 | bool "Support SH7722 processor" | |
476 | select CPU_SH4AL_DSP | |
477 | select CPU_SHX2 | |
dc65a977 | 478 | select ARCH_SHMOBILE |
b5f42db0 PM |
479 | select ARCH_SPARSEMEM_ENABLE |
480 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 481 | select SYS_SUPPORTS_CMT |
9109a30e MD |
482 | |
483 | config CPU_SUBTYPE_SH7366 | |
484 | bool "Support SH7366 processor" | |
485 | select CPU_SH4AL_DSP | |
486 | select CPU_SHX2 | |
dc65a977 | 487 | select ARCH_SHMOBILE |
9109a30e MD |
488 | select ARCH_SPARSEMEM_ENABLE |
489 | select SYS_SUPPORTS_NUMA | |
f5ad881b | 490 | select SYS_SUPPORTS_CMT |
b5f42db0 | 491 | |
3cc000b5 PM |
492 | endchoice |
493 | ||
494 | endif | |
495 | ||
496 | if SUPERH64 | |
497 | ||
498 | choice | |
499 | prompt "Processor sub-type selection" | |
500 | ||
ea0e1a9a PM |
501 | # SH-5 Processor Support |
502 | ||
503 | config CPU_SUBTYPE_SH5_101 | |
504 | bool "Support SH5-101 processor" | |
505 | select CPU_SH5 | |
506 | ||
507 | config CPU_SUBTYPE_SH5_103 | |
508 | bool "Support SH5-103 processor" | |
8ef97dd7 | 509 | select CPU_SH5 |
ea0e1a9a | 510 | |
b5f42db0 PM |
511 | endchoice |
512 | ||
3cc000b5 PM |
513 | endif |
514 | ||
f3d22298 | 515 | source "arch/sh/mm/Kconfig" |
939a24a6 | 516 | |
4690bdc7 | 517 | source "arch/sh/Kconfig.cpu" |
f3d22298 | 518 | |
939a24a6 | 519 | source "arch/sh/boards/Kconfig" |
32351a28 | 520 | |
32351a28 PM |
521 | menu "Timer and clock configuration" |
522 | ||
9570ef20 MD |
523 | config SH_TIMER_TMU |
524 | bool "TMU timer driver" | |
f19900b2 | 525 | depends on SYS_SUPPORTS_TMU |
9570ef20 | 526 | default y |
9570ef20 MD |
527 | help |
528 | This enables the build of the TMU timer driver. | |
529 | ||
f5ad881b | 530 | config SH_TIMER_CMT |
f425752f MD |
531 | bool "CMT timer driver" |
532 | depends on SYS_SUPPORTS_CMT | |
533 | default y | |
f425752f MD |
534 | help |
535 | This enables build of the CMT timer driver. | |
f5ad881b | 536 | |
d5ed4c2e MD |
537 | config SH_TIMER_MTU2 |
538 | bool "MTU2 timer driver" | |
3280c886 | 539 | depends on SYS_SUPPORTS_MTU2 |
d5ed4c2e | 540 | default y |
d5ed4c2e MD |
541 | help |
542 | This enables build of the MTU2 timer driver. | |
543 | ||
cad82448 PM |
544 | config SH_PCLK_FREQ |
545 | int "Peripheral clock frequency (in Hz)" | |
8152a74b | 546 | depends on SH_CLK_CPG_LEGACY |
9d4436a6 | 547 | default "31250000" if CPU_SUBTYPE_SH7619 |
8152a74b PM |
548 | default "33333333" if CPU_SUBTYPE_SH7770 || \ |
549 | CPU_SUBTYPE_SH7760 || \ | |
550 | CPU_SUBTYPE_SH7705 || \ | |
551 | CPU_SUBTYPE_SH7203 || \ | |
552 | CPU_SUBTYPE_SH7206 || \ | |
553 | CPU_SUBTYPE_SH7263 || \ | |
554 | CPU_SUBTYPE_MXG || \ | |
555 | CPU_SUBTYPE_SH7786 | |
05627486 | 556 | default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R |
cad82448 | 557 | default "66000000" if CPU_SUBTYPE_SH4_202 |
05627486 | 558 | default "50000000" |
1da177e4 | 559 | help |
cad82448 PM |
560 | This option is used to specify the peripheral clock frequency. |
561 | This is necessary for determining the reference clock value on | |
562 | platforms lacking an RTC. | |
1da177e4 | 563 | |
36aa1e32 PM |
564 | config SH_CLK_CPG |
565 | def_bool y | |
566 | ||
253b0887 | 567 | config SH_CLK_CPG_LEGACY |
36aa1e32 | 568 | depends on SH_CLK_CPG |
46e9371c | 569 | def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE |
253b0887 | 570 | |
9d4436a6 YS |
571 | config SH_CLK_MD |
572 | int "CPU Mode Pin Setting" | |
6d01f510 | 573 | depends on CPU_SH2 |
357d5946 PM |
574 | default 6 if CPU_SUBTYPE_SH7206 |
575 | default 5 if CPU_SUBTYPE_SH7619 | |
576 | default 0 | |
9d4436a6 | 577 | help |
11cbb70e | 578 | MD2 - MD0 pin setting. |
9d4436a6 | 579 | |
57be2b48 PM |
580 | source "kernel/time/Kconfig" |
581 | ||
32351a28 PM |
582 | endmenu |
583 | ||
cad82448 PM |
584 | menu "CPU Frequency scaling" |
585 | ||
586 | source "drivers/cpufreq/Kconfig" | |
1da177e4 | 587 | |
cad82448 PM |
588 | config SH_CPU_FREQ |
589 | tristate "SuperH CPU Frequency driver" | |
cb5ec75b | 590 | depends on CPU_FREQ |
cad82448 | 591 | select CPU_FREQ_TABLE |
1da177e4 | 592 | help |
8a655053 PM |
593 | This adds the cpufreq driver for SuperH. Any CPU that supports |
594 | clock rate rounding through the clock framework can use this | |
595 | driver. While it will make the kernel slightly larger, this is | |
596 | harmless for CPUs that don't support rate rounding. The driver | |
597 | will also generate a notice in the boot log before disabling | |
598 | itself if the CPU in question is not capable of rate rounding. | |
1da177e4 | 599 | |
cad82448 | 600 | For details, take a look at <file:Documentation/cpu-freq>. |
1da177e4 LT |
601 | |
602 | If unsure, say N. | |
603 | ||
cad82448 PM |
604 | endmenu |
605 | ||
9f5e8eee PM |
606 | source "arch/sh/drivers/Kconfig" |
607 | ||
cad82448 | 608 | endmenu |
1da177e4 | 609 | |
cad82448 PM |
610 | menu "Kernel features" |
611 | ||
91b91d01 PM |
612 | source kernel/Kconfig.hz |
613 | ||
cad82448 PM |
614 | config KEXEC |
615 | bool "kexec system call (EXPERIMENTAL)" | |
f36b59d1 | 616 | depends on SUPERH32 && EXPERIMENTAL && MMU |
1da177e4 | 617 | help |
cad82448 PM |
618 | kexec is a system call that implements the ability to shutdown your |
619 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 620 | but it is independent of the system firmware. And like a reboot |
cad82448 PM |
621 | you can start any kernel with it, not just Linux. |
622 | ||
1f1332f7 | 623 | The name comes from the similarity to the exec system call. |
cad82448 PM |
624 | |
625 | It is an ongoing process to be certain the hardware in a machine | |
626 | is properly shutdown, so do not be surprised if this code does not | |
627 | initially work for you. It may help to enable device hotplugging | |
628 | support. As of this writing the exact hardware interface is | |
629 | strongly in flux, so no good recommendation can be made. | |
630 | ||
4d5ade5b PM |
631 | config CRASH_DUMP |
632 | bool "kernel crash dumps (EXPERIMENTAL)" | |
640f7487 | 633 | depends on SUPERH32 && EXPERIMENTAL |
4d5ade5b PM |
634 | help |
635 | Generate crash dump after being started by kexec. | |
636 | This should be normally only set in special crash dump kernels | |
637 | which are loaded in the main kernel with kexec-tools into | |
638 | a specially reserved region and then later executed after | |
639 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
640 | to a memory address not used by the main kernel using | |
641 | MEMORY_START. | |
642 | ||
643 | For more details see Documentation/kdump/kdump.txt | |
644 | ||
b7cf6ddc MD |
645 | config KEXEC_JUMP |
646 | bool "kexec jump (EXPERIMENTAL)" | |
647 | depends on SUPERH32 && KEXEC && HIBERNATION && EXPERIMENTAL | |
648 | help | |
649 | Jump between original kernel and kexeced kernel and invoke | |
650 | code via KEXEC | |
651 | ||
c4637d47 PM |
652 | config SECCOMP |
653 | bool "Enable seccomp to safely compute untrusted bytecode" | |
654 | depends on PROC_FS | |
c4637d47 PM |
655 | help |
656 | This kernel feature is useful for number crunching applications | |
657 | that may need to compute untrusted bytecode during their | |
658 | execution. By using pipes or other transports made available to | |
659 | the process as file descriptors supporting the read/write | |
660 | syscalls, it's possible to isolate those applications in | |
661 | their own address space using seccomp. Once seccomp is | |
662 | enabled via prctl, it cannot be disabled and the task is only | |
663 | allowed to execute a few safe syscalls defined by each seccomp | |
664 | mode. | |
665 | ||
666 | If unsure, say N. | |
667 | ||
1da177e4 LT |
668 | config SMP |
669 | bool "Symmetric multi-processing support" | |
357d5946 | 670 | depends on SYS_SUPPORTS_SMP |
490f5de5 | 671 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
672 | ---help--- |
673 | This enables support for systems with more than one CPU. If you have | |
674 | a system with only one CPU, like most personal computers, say N. If | |
675 | you have a system with more than one CPU, say Y. | |
676 | ||
677 | If you say N here, the kernel will run on single and multiprocessor | |
678 | machines, but will use only one CPU of a multiprocessor machine. If | |
679 | you say Y here, the kernel will run on many, but not all, | |
680 | singleprocessor machines. On a singleprocessor machine, the kernel | |
681 | will run faster if you say N here. | |
682 | ||
683 | People using multiprocessor machines who say Y here should also say | |
684 | Y to "Enhanced Real Time Clock Support", below. | |
685 | ||
03502faa AB |
686 | See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO |
687 | available at <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
688 | |
689 | If you don't know what to do here, say N. | |
690 | ||
691 | config NR_CPUS | |
692 | int "Maximum number of CPUs (2-32)" | |
693 | range 2 32 | |
694 | depends on SMP | |
2eb2a436 | 695 | default "4" if CPU_SUBTYPE_SHX3 |
1da177e4 LT |
696 | default "2" |
697 | help | |
698 | This allows you to specify the maximum number of CPUs which this | |
699 | kernel will support. The maximum supported value is 32 and the | |
700 | minimum value which makes sense is 2. | |
701 | ||
702 | This is purely to save memory - each supported CPU adds | |
703 | approximately eight kilobytes to the kernel image. | |
704 | ||
91b91d01 PM |
705 | source "kernel/Kconfig.preempt" |
706 | ||
83662461 PM |
707 | config GUSA |
708 | def_bool y | |
1efe4ce3 | 709 | depends on !SMP && SUPERH32 |
83662461 PM |
710 | help |
711 | This enables support for gUSA (general UserSpace Atomicity). | |
712 | This is the default implementation for both UP and non-ll/sc | |
713 | CPUs, and is used by the libc, amongst others. | |
714 | ||
715 | For additional information, design information can be found | |
716 | in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>. | |
717 | ||
718 | This should only be disabled for special cases where alternate | |
719 | atomicity implementations exist. | |
720 | ||
1efe4ce3 SM |
721 | config GUSA_RB |
722 | bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)" | |
723 | depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A) | |
724 | help | |
725 | Enabling this option will allow the kernel to implement some | |
692105b8 | 726 | atomic operations using a software implementation of load-locked/ |
1efe4ce3 SM |
727 | store-conditional (LLSC). On machines which do not have hardware |
728 | LLSC, this should be more efficient than the other alternative of | |
692105b8 | 729 | disabling interrupts around the atomic sequence. |
1efe4ce3 | 730 | |
54ff328b | 731 | config SPARSE_IRQ |
ee2760ea PM |
732 | def_bool y |
733 | depends on SUPERH32 && !SH_DREAMCAST && !SH_HIGHLANDER && \ | |
734 | !SH_RTS7751R2D && !HD64461 && !SH_7724_SOLUTION_ENGINE | |
54ff328b PM |
735 | help |
736 | This enables support for sparse irqs. This is useful in general | |
737 | as most CPUs have a fairly sparse array of IRQ vectors, which | |
738 | the irq_desc then maps directly on to. Systems with a high | |
739 | number of off-chip IRQs will want to treat this as | |
740 | experimental until they have been independently verified. | |
741 | ||
742 | If you don't know what to do here, say N. | |
743 | ||
cad82448 | 744 | endmenu |
1da177e4 | 745 | |
cad82448 | 746 | menu "Boot options" |
1da177e4 | 747 | |
cad82448 | 748 | config ZERO_PAGE_OFFSET |
b412a49a PM |
749 | hex |
750 | default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ | |
751 | SH_7751_SOLUTION_ENGINE | |
752 | default "0x00004000" if PAGE_SIZE_16KB || SH_SH03 | |
7a847f81 | 753 | default "0x00002000" if PAGE_SIZE_8KB |
cad82448 | 754 | default "0x00001000" |
1da177e4 | 755 | help |
cad82448 | 756 | This sets the default offset of zero page. |
1da177e4 | 757 | |
cad82448 | 758 | config BOOT_LINK_OFFSET |
b412a49a PM |
759 | hex |
760 | default "0x00210000" if SH_SHMIN | |
a2e76c80 | 761 | default "0x00400000" if SH_CAYMAN |
b412a49a PM |
762 | default "0x00810000" if SH_7780_SOLUTION_ENGINE |
763 | default "0x009e0000" if SH_TITAN | |
764 | default "0x01800000" if SH_SDK7780 | |
765 | default "0x02000000" if SH_EDOSK7760 | |
cad82448 PM |
766 | default "0x00800000" |
767 | help | |
768 | This option allows you to set the link address offset of the zImage. | |
769 | This can be useful if you are on a board which has a small amount of | |
770 | memory. | |
1da177e4 | 771 | |
b412a49a PM |
772 | config ENTRY_OFFSET |
773 | hex | |
774 | default "0x00001000" if PAGE_SIZE_4KB | |
775 | default "0x00002000" if PAGE_SIZE_8KB | |
776 | default "0x00004000" if PAGE_SIZE_16KB | |
777 | default "0x00010000" if PAGE_SIZE_64KB | |
778 | default "0x00000000" | |
779 | ||
d724a9c9 PM |
780 | choice |
781 | prompt "Kernel command line" | |
782 | optional | |
783 | default CMDLINE_OVERWRITE | |
784 | help | |
785 | Setting this option allows the kernel command line arguments | |
786 | to be set. | |
787 | ||
788 | config CMDLINE_OVERWRITE | |
789 | bool "Overwrite bootloader kernel arguments" | |
790 | help | |
791 | Given string will overwrite any arguments passed in by | |
792 | a bootloader. | |
793 | ||
794 | config CMDLINE_EXTEND | |
795 | bool "Extend bootloader kernel arguments" | |
796 | help | |
797 | Given string will be concatenated with arguments passed in | |
798 | by a bootloader. | |
799 | ||
800 | endchoice | |
1da177e4 | 801 | |
cad82448 | 802 | config CMDLINE |
d724a9c9 PM |
803 | string "Kernel command line arguments string" |
804 | depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND | |
cad82448 | 805 | default "console=ttySC1,115200" |
1da177e4 LT |
806 | |
807 | endmenu | |
808 | ||
cad82448 | 809 | menu "Bus options" |
1da177e4 | 810 | |
cad82448 PM |
811 | config SUPERHYWAY |
812 | tristate "SuperHyway Bus support" | |
813 | depends on CPU_SUBTYPE_SH4_202 | |
1da177e4 | 814 | |
17be2d2b | 815 | config MAPLE |
e16038ab PM |
816 | bool "Maple Bus support" |
817 | depends on SH_DREAMCAST | |
818 | help | |
819 | The Maple Bus is SEGA's serial communication bus for peripherals | |
820 | on the Dreamcast. Without this bus support you won't be able to | |
821 | get your Dreamcast keyboard etc to work, so most users | |
822 | probably want to say 'Y' here, unless you are only using the | |
823 | Dreamcast with a serial line terminal or a remote network | |
824 | connection. | |
17be2d2b | 825 | |
7693465d PM |
826 | config PCI |
827 | bool "PCI support" | |
828 | depends on SYS_SUPPORTS_PCI | |
829 | help | |
830 | Find out whether you have a PCI motherboard. PCI is the name of a | |
831 | bus system, i.e. the way the CPU talks to the other stuff inside | |
832 | your box. If you have PCI, say Y, otherwise N. | |
1da177e4 | 833 | |
e16038ab PM |
834 | source "drivers/pci/pcie/Kconfig" |
835 | ||
1da177e4 LT |
836 | source "drivers/pci/Kconfig" |
837 | ||
838 | source "drivers/pcmcia/Kconfig" | |
839 | ||
840 | source "drivers/pci/hotplug/Kconfig" | |
841 | ||
842 | endmenu | |
843 | ||
844 | menu "Executable file formats" | |
845 | ||
846 | source "fs/Kconfig.binfmt" | |
847 | ||
848 | endmenu | |
849 | ||
3aa770e7 | 850 | menu "Power management options (EXPERIMENTAL)" |
af998a9a | 851 | depends on EXPERIMENTAL |
f4cb5700 | 852 | |
c6f17cb2 MD |
853 | source "kernel/power/Kconfig" |
854 | ||
855 | source "drivers/cpuidle/Kconfig" | |
3aa770e7 | 856 | |
3aa770e7 AS |
857 | endmenu |
858 | ||
d5950b43 SR |
859 | source "net/Kconfig" |
860 | ||
1da177e4 LT |
861 | source "drivers/Kconfig" |
862 | ||
863 | source "fs/Kconfig" | |
864 | ||
1da177e4 LT |
865 | source "arch/sh/Kconfig.debug" |
866 | ||
867 | source "security/Kconfig" | |
868 | ||
869 | source "crypto/Kconfig" | |
870 | ||
871 | source "lib/Kconfig" |