add HAVE_CLK to Kconfig, for driver dependencies
[linux-2.6-block.git] / arch / sh / Kconfig
CommitLineData
1da177e4
LT
1#
2# For a description of the syntax of this configuration file,
3# see Documentation/kbuild/kconfig-language.txt.
4#
5
6mainmenu "Linux/SuperH Kernel Configuration"
7
8config SUPERH
ea0e1a9a 9 def_bool y
7a440c95 10 select EMBEDDED
9483a578 11 select HAVE_CLK
ec7748b5 12 select HAVE_IDE
42d4b839 13 select HAVE_OPROFILE
1da177e4
LT
14 help
15 The SuperH is a RISC processor targeted for use in embedded systems
16 and consumer electronics; it was also used in the Sega Dreamcast
17 gaming console. The SuperH port has a home page at
18 <http://www.linux-sh.org/>.
19
39d28a2d 20config SUPERH32
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21 def_bool !SUPERH64
22
23config SUPERH64
24 def_bool y if CPU_SH5
39d28a2d 25
1da177e4 26config RWSEM_GENERIC_SPINLOCK
d7ef4fb3 27 def_bool y
1da177e4
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28
29config RWSEM_XCHGADD_ALGORITHM
30 bool
31
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32config GENERIC_BUG
33 def_bool y
a82d53ec 34 depends on BUG && SUPERH32
fa691511 35
e2268c71 36config GENERIC_FIND_NEXT_BIT
d7ef4fb3 37 def_bool y
e2268c71
AM
38
39config GENERIC_HWEIGHT
d7ef4fb3 40 def_bool y
e2268c71 41
1da177e4 42config GENERIC_HARDIRQS
d7ef4fb3 43 def_bool y
1da177e4
LT
44
45config GENERIC_IRQ_PROBE
d7ef4fb3 46 def_bool y
1da177e4
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47
48config GENERIC_CALIBRATE_DELAY
d7ef4fb3 49 def_bool y
1da177e4 50
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51config GENERIC_IOMAP
52 bool
53
45882145
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54config GENERIC_TIME
55 def_bool n
56
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57config GENERIC_CLOCKEVENTS
58 def_bool n
59
357d5946
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60config SYS_SUPPORTS_PM
61 bool
62
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63config SYS_SUPPORTS_APM_EMULATION
64 bool
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65 select SYS_SUPPORTS_PM
66
67config SYS_SUPPORTS_SMP
68 bool
69
70config SYS_SUPPORTS_NUMA
71 bool
72
73config SYS_SUPPORTS_PCI
74 bool
0a9b0db1 75
afbfb52e 76config STACKTRACE_SUPPORT
d7ef4fb3 77 def_bool y
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78
79config LOCKDEP_SUPPORT
d7ef4fb3 80 def_bool y
afbfb52e 81
f0d1b0b3 82config ARCH_HAS_ILOG2_U32
d7ef4fb3 83 def_bool n
f0d1b0b3
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84
85config ARCH_HAS_ILOG2_U64
d7ef4fb3 86 def_bool n
f0d1b0b3 87
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88config ARCH_NO_VIRT_TO_BUS
89 def_bool y
90
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91config ARCH_SUPPORTS_AOUT
92 def_bool y
93
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94config IO_TRAPPED
95 bool
96
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97source "init/Kconfig"
98
99menu "System type"
100
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101#
102# Processor families
103#
104config CPU_SH2
105 bool
106
107config CPU_SH2A
108 bool
109 select CPU_SH2
110
111config CPU_SH3
112 bool
113 select CPU_HAS_INTEVT
114 select CPU_HAS_SR_RB
115
116config CPU_SH4
117 bool
118 select CPU_HAS_INTEVT
119 select CPU_HAS_SR_RB
120 select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
121 select CPU_HAS_FPU if !CPU_SH4AL_DSP
122
123config CPU_SH4A
124 bool
125 select CPU_SH4
126
127config CPU_SH4AL_DSP
128 bool
129 select CPU_SH4A
130 select CPU_HAS_DSP
131
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132config CPU_SH5
133 bool
134 select CPU_HAS_FPU
135
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136config CPU_SHX2
137 bool
138
139config CPU_SHX3
140 bool
141
142choice
143 prompt "Processor sub-type selection"
144
145#
146# Processor subtypes
147#
148
149# SH-2 Processor Support
150
151config CPU_SUBTYPE_SH7619
152 bool "Support SH7619 processor"
153 select CPU_SH2
154
155# SH-2A Processor Support
156
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157config CPU_SUBTYPE_SH7203
158 bool "Support SH7203 processor"
159 select CPU_SH2A
74d99a5e 160 select CPU_HAS_FPU
6d01f510 161
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162config CPU_SUBTYPE_SH7206
163 bool "Support SH7206 processor"
164 select CPU_SH2A
165
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166config CPU_SUBTYPE_SH7263
167 bool "Support SH7263 processor"
168 select CPU_SH2A
74d99a5e 169 select CPU_HAS_FPU
a8f67f4b 170
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171config CPU_SUBTYPE_MXG
172 bool "Support MX-G processor"
173 select CPU_SH2A
174 help
175 Select MX-G if running on an R8A03022BG part.
176
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177# SH-3 Processor Support
178
179config CPU_SUBTYPE_SH7705
180 bool "Support SH7705 processor"
181 select CPU_SH3
182
183config CPU_SUBTYPE_SH7706
184 bool "Support SH7706 processor"
185 select CPU_SH3
186 help
187 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
188
189config CPU_SUBTYPE_SH7707
190 bool "Support SH7707 processor"
191 select CPU_SH3
192 help
193 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
194
195config CPU_SUBTYPE_SH7708
196 bool "Support SH7708 processor"
197 select CPU_SH3
198 help
199 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
200 if you have a 100 Mhz SH-3 HD6417708R CPU.
201
202config CPU_SUBTYPE_SH7709
203 bool "Support SH7709 processor"
204 select CPU_SH3
205 help
206 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
207
208config CPU_SUBTYPE_SH7710
209 bool "Support SH7710 processor"
210 select CPU_SH3
211 select CPU_HAS_DSP
212 help
213 Select SH7710 if you have a SH3-DSP SH7710 CPU.
214
215config CPU_SUBTYPE_SH7712
216 bool "Support SH7712 processor"
217 select CPU_SH3
218 select CPU_HAS_DSP
219 help
220 Select SH7712 if you have a SH3-DSP SH7712 CPU.
221
222config CPU_SUBTYPE_SH7720
223 bool "Support SH7720 processor"
224 select CPU_SH3
225 select CPU_HAS_DSP
226 help
227 Select SH7720 if you have a SH3-DSP SH7720 CPU.
228
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229config CPU_SUBTYPE_SH7721
230 bool "Support SH7721 processor"
231 select CPU_SH3
232 select CPU_HAS_DSP
233 help
234 Select SH7721 if you have a SH3-DSP SH7721 CPU.
235
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236# SH-4 Processor Support
237
238config CPU_SUBTYPE_SH7750
239 bool "Support SH7750 processor"
240 select CPU_SH4
241 help
242 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
243
244config CPU_SUBTYPE_SH7091
245 bool "Support SH7091 processor"
246 select CPU_SH4
247 help
248 Select SH7091 if you have an SH-4 based Sega device (such as
249 the Dreamcast, Naomi, and Naomi 2).
250
251config CPU_SUBTYPE_SH7750R
252 bool "Support SH7750R processor"
253 select CPU_SH4
254
255config CPU_SUBTYPE_SH7750S
256 bool "Support SH7750S processor"
257 select CPU_SH4
258
259config CPU_SUBTYPE_SH7751
260 bool "Support SH7751 processor"
261 select CPU_SH4
262 help
263 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
264 or if you have a HD6417751R CPU.
265
266config CPU_SUBTYPE_SH7751R
267 bool "Support SH7751R processor"
268 select CPU_SH4
269
270config CPU_SUBTYPE_SH7760
271 bool "Support SH7760 processor"
272 select CPU_SH4
273
274config CPU_SUBTYPE_SH4_202
275 bool "Support SH4-202 processor"
276 select CPU_SH4
277
278# SH-4A Processor Support
279
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280config CPU_SUBTYPE_SH7723
281 bool "Support SH7723 processor"
282 select CPU_SH4A
283 select CPU_SHX2
284 select ARCH_SPARSEMEM_ENABLE
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285 help
286 Select SH7723 if you have an SH-MobileR2 CPU.
287
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288config CPU_SUBTYPE_SH7763
289 bool "Support SH7763 processor"
290 select CPU_SH4A
291 help
292 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
293
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294config CPU_SUBTYPE_SH7770
295 bool "Support SH7770 processor"
296 select CPU_SH4A
297
298config CPU_SUBTYPE_SH7780
299 bool "Support SH7780 processor"
300 select CPU_SH4A
301
302config CPU_SUBTYPE_SH7785
303 bool "Support SH7785 processor"
304 select CPU_SH4A
305 select CPU_SHX2
306 select ARCH_SPARSEMEM_ENABLE
307 select SYS_SUPPORTS_NUMA
308
309config CPU_SUBTYPE_SHX3
310 bool "Support SH-X3 processor"
311 select CPU_SH4A
312 select CPU_SHX3
313 select ARCH_SPARSEMEM_ENABLE
314 select SYS_SUPPORTS_NUMA
315 select SYS_SUPPORTS_SMP
316
317# SH4AL-DSP Processor Support
318
319config CPU_SUBTYPE_SH7343
320 bool "Support SH7343 processor"
321 select CPU_SH4AL_DSP
322
323config CPU_SUBTYPE_SH7722
324 bool "Support SH7722 processor"
325 select CPU_SH4AL_DSP
326 select CPU_SHX2
327 select ARCH_SPARSEMEM_ENABLE
328 select SYS_SUPPORTS_NUMA
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329
330config CPU_SUBTYPE_SH7366
331 bool "Support SH7366 processor"
332 select CPU_SH4AL_DSP
333 select CPU_SHX2
334 select ARCH_SPARSEMEM_ENABLE
335 select SYS_SUPPORTS_NUMA
b5f42db0 336
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337# SH-5 Processor Support
338
339config CPU_SUBTYPE_SH5_101
340 bool "Support SH5-101 processor"
341 select CPU_SH5
342
343config CPU_SUBTYPE_SH5_103
344 bool "Support SH5-103 processor"
8ef97dd7 345 select CPU_SH5
ea0e1a9a 346
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347endchoice
348
f3d22298 349source "arch/sh/mm/Kconfig"
4690bdc7 350source "arch/sh/Kconfig.cpu"
f3d22298
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351
352menu "Board support"
353
354config SOLUTION_ENGINE
355 bool
1da177e4
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356
357config SH_SOLUTION_ENGINE
358 bool "SolutionEngine"
bc8fb5d0 359 select SOLUTION_ENGINE
56386f64 360 select CPU_HAS_IPR_IRQ
a8199071
NI
361 depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
362 CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
363 CPU_SUBTYPE_SH7750R
1da177e4 364 help
a8199071
NI
365 Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
366 SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
1da177e4 367
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368config SH_7206_SOLUTION_ENGINE
369 bool "SolutionEngine7206"
370 select SOLUTION_ENGINE
371 depends on CPU_SUBTYPE_SH7206
372 help
373 Select 7206 SolutionEngine if configuring for a Hitachi SH7206
374 evaluation board.
375
376config SH_7619_SOLUTION_ENGINE
377 bool "SolutionEngine7619"
378 select SOLUTION_ENGINE
379 depends on CPU_SUBTYPE_SH7619
380 help
381 Select 7619 SolutionEngine if configuring for a Hitachi SH7619
382 evaluation board.
383
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384config SH_7721_SOLUTION_ENGINE
385 bool "SolutionEngine7721"
386 select SOLUTION_ENGINE
387 depends on CPU_SUBTYPE_SH7721
388 help
389 Select 7721 SolutionEngine if configuring for a Hitachi SH7721
390 evaluation board.
391
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392config SH_7722_SOLUTION_ENGINE
393 bool "SolutionEngine7722"
394 select SOLUTION_ENGINE
f3d22298 395 depends on CPU_SUBTYPE_SH7722
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RS
396 help
397 Select 7722 SolutionEngine if configuring for a Hitachi SH772
398 evaluation board.
399
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400config SH_7751_SOLUTION_ENGINE
401 bool "SolutionEngine7751"
bc8fb5d0 402 select SOLUTION_ENGINE
56386f64 403 select CPU_HAS_IPR_IRQ
f3d22298 404 depends on CPU_SUBTYPE_SH7751
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405 help
406 Select 7751 SolutionEngine if configuring for a Hitachi SH7751
407 evaluation board.
b7576230
NI
408
409config SH_7780_SOLUTION_ENGINE
410 bool "SolutionEngine7780"
411 select SOLUTION_ENGINE
357d5946 412 select SYS_SUPPORTS_PCI
f3d22298 413 depends on CPU_SUBTYPE_SH7780
b7576230
NI
414 help
415 Select 7780 SolutionEngine if configuring for a Renesas SH7780
416 evaluation board.
1da177e4 417
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418config SH_7343_SOLUTION_ENGINE
419 bool "SolutionEngine7343"
420 select SOLUTION_ENGINE
f3d22298 421 depends on CPU_SUBTYPE_SH7343
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422 help
423 Select 7343 SolutionEngine if configuring for a Hitachi
424 SH7343 (SH-Mobile 3AS) evaluation board.
1da177e4 425
1da177e4
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426config SH_7751_SYSTEMH
427 bool "SystemH7751R"
f3d22298 428 depends on CPU_SUBTYPE_SH7751R
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429 help
430 Select SystemH if you are configuring for a Renesas SystemH
431 7751R evaluation board.
432
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433config SH_HP6XX
434 bool "HP6XX"
0a9b0db1 435 select SYS_SUPPORTS_APM_EMULATION
357d5946 436 select HD6446X_SERIES
f3d22298 437 depends on CPU_SUBTYPE_SH7709
1da177e4 438 help
cad82448 439 Select HP6XX if configuring for a HP jornada HP6xx.
1da177e4
LT
440 More information (hardware only) at
441 <http://www.hp.com/jornada/>.
442
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443config SH_DREAMCAST
444 bool "Dreamcast"
357d5946 445 select SYS_SUPPORTS_PCI
f3d22298 446 depends on CPU_SUBTYPE_SH7091
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447 help
448 Select Dreamcast if configuring for a SEGA Dreamcast.
ad07b100 449 More information at <http://www.linux-sh.org>
1da177e4 450
1da177e4 451config SH_SH03
cad82448 452 bool "Interface CTP/PCI-SH03"
d59645d6 453 depends on CPU_SUBTYPE_SH7751
56386f64 454 select CPU_HAS_IPR_IRQ
357d5946 455 select SYS_SUPPORTS_PCI
1da177e4 456 help
cad82448 457 CTP/PCI-SH03 is a CPU module computer that is produced
1da177e4 458 by Interface Corporation.
1da177e4
LT
459 More information at <http://www.interface.co.jp>
460
461config SH_SECUREEDGE5410
462 bool "SecureEdge5410"
f3d22298 463 depends on CPU_SUBTYPE_SH7751R
56386f64 464 select CPU_HAS_IPR_IRQ
357d5946 465 select SYS_SUPPORTS_PCI
1da177e4
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466 help
467 Select SecureEdge5410 if configuring for a SnapGear SH board.
468 This includes both the OEM SecureEdge products as well as the
469 SME product line.
470
1da177e4
LT
471config SH_RTS7751R2D
472 bool "RTS7751R2D"
f3d22298 473 depends on CPU_SUBTYPE_SH7751R
357d5946 474 select SYS_SUPPORTS_PCI
2d952b4b 475 select IO_TRAPPED
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476 help
477 Select RTS7751R2D if configuring for a Renesas Technology
478 Sales SH-Graphics board.
479
4862ec07
NB
480config SH_SDK7780
481 bool "SDK7780R3"
482 depends on CPU_SUBTYPE_SH7780
483 select SYS_SUPPORTS_PCI
484 help
485 Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3
486 evaluation board.
487
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488config SH_HIGHLANDER
489 bool "Highlander"
f3d22298 490 depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
357d5946 491 select SYS_SUPPORTS_PCI
c1a34e4c 492 select IO_TRAPPED
cad82448 493
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494config SH_MIGOR
495 bool "Migo-R"
496 depends on CPU_SUBTYPE_SH7722
497 help
498 Select Migo-R if configuring for the SH7722 Migo-R platform
499 by Renesas System Solutions Asia Pte. Ltd.
500
1da177e4
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501config SH_EDOSK7705
502 bool "EDOSK7705"
f3d22298 503 depends on CPU_SUBTYPE_SH7705
1da177e4
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504
505config SH_SH4202_MICRODEV
506 bool "SH4-202 MicroDev"
f3d22298 507 depends on CPU_SUBTYPE_SH4_202
1da177e4
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508 help
509 Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
510 with an SH4-202 CPU.
511
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512config SH_LANDISK
513 bool "LANDISK"
f3d22298 514 depends on CPU_SUBTYPE_SH7751R
357d5946 515 select SYS_SUPPORTS_PCI
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516 help
517 I-O DATA DEVICE, INC. "LANDISK Series" support.
518
519config SH_TITAN
520 bool "TITAN"
f3d22298 521 depends on CPU_SUBTYPE_SH7751R
56386f64 522 select CPU_HAS_IPR_IRQ
357d5946 523 select SYS_SUPPORTS_PCI
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524 help
525 Select Titan if you are configuring for a Nimble Microsystems
526 NetEngine NP51R.
527
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528config SH_SHMIN
529 bool "SHMIN"
f3d22298 530 depends on CPU_SUBTYPE_SH7706
56386f64 531 select CPU_HAS_IPR_IRQ
51e22e7a 532 help
3cb2fccc 533 Select SHMIN if configuring for the SHMIN board.
51e22e7a 534
c86c5a91
NI
535config SH_LBOX_RE2
536 bool "L-BOX RE2"
f3d22298 537 depends on CPU_SUBTYPE_SH7751R
357d5946 538 select SYS_SUPPORTS_PCI
c86c5a91
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539 help
540 Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
9d4436a6 541
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542config SH_X3PROTO
543 bool "SH-X3 Prototype board"
544 depends on CPU_SUBTYPE_SHX3
545
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546config SH_MAGIC_PANEL_R2
547 bool "Magic Panel R2"
548 depends on CPU_SUBTYPE_SH7720
549 help
550 Select Magic Panel R2 if configuring for Magic Panel R2.
551
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552config SH_CAYMAN
553 bool "Hitachi Cayman"
554 depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
b6d7b666 555 select SYS_SUPPORTS_PCI
ea0e1a9a 556
f3d22298 557endmenu
1da177e4 558
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559source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
560source "arch/sh/boards/renesas/r7780rp/Kconfig"
4862ec07 561source "arch/sh/boards/renesas/sdk7780/Kconfig"
ded5431f 562source "arch/sh/boards/magicpanelr2/Kconfig"
32351a28 563
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564menu "Timer and clock configuration"
565
cad82448 566config SH_TMU
d7ef4fb3
HH
567 def_bool y
568 prompt "TMU timer support"
9d4436a6 569 depends on CPU_SH3 || CPU_SH4
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570 select GENERIC_TIME
571 select GENERIC_CLOCKEVENTS
1da177e4 572 help
cad82448 573 This enables the use of the TMU as the system timer.
1da177e4 574
9d4436a6 575config SH_CMT
d7ef4fb3
HH
576 def_bool y
577 prompt "CMT timer support"
2ad69908 578 depends on CPU_SH2 && !CPU_SUBTYPE_MXG
9d4436a6
YS
579 help
580 This enables the use of the CMT as the system timer.
581
582config SH_MTU2
d7ef4fb3
HH
583 def_bool n
584 prompt "MTU2 timer support"
9d4436a6 585 depends on CPU_SH2A
9d4436a6
YS
586 help
587 This enables the use of the MTU2 as the system timer.
588
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589config SH_TIMER_IRQ
590 int
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591 default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \
592 CPU_SUBTYPE_SH7763
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593 default "86" if CPU_SUBTYPE_SH7619
594 default "140" if CPU_SUBTYPE_SH7206
2b2d4e70 595 default "142" if CPU_SUBTYPE_SH7203
2ad69908 596 default "238" if CPU_SUBTYPE_MXG
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597 default "16"
598
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599config SH_PCLK_FREQ
600 int "Peripheral clock frequency (in Hz)"
870e8a24 601 default "27000000" if CPU_SUBTYPE_SH7343
9d4436a6 602 default "31250000" if CPU_SUBTYPE_SH7619
05627486 603 default "32000000" if CPU_SUBTYPE_SH7722
178dd0cd 604 default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \
9d4436a6 605 CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
a8f67f4b 606 CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
2ad69908 607 CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG
05627486 608 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
cad82448 609 default "66000000" if CPU_SUBTYPE_SH4_202
05627486 610 default "50000000"
1da177e4 611 help
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612 This option is used to specify the peripheral clock frequency.
613 This is necessary for determining the reference clock value on
614 platforms lacking an RTC.
1da177e4 615
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YS
616config SH_CLK_MD
617 int "CPU Mode Pin Setting"
6d01f510 618 depends on CPU_SH2
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PM
619 default 6 if CPU_SUBTYPE_SH7206
620 default 5 if CPU_SUBTYPE_SH7619
621 default 0
9d4436a6 622 help
11cbb70e 623 MD2 - MD0 pin setting.
9d4436a6 624
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625source "kernel/time/Kconfig"
626
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627endmenu
628
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629menu "CPU Frequency scaling"
630
631source "drivers/cpufreq/Kconfig"
1da177e4 632
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633config SH_CPU_FREQ
634 tristate "SuperH CPU Frequency driver"
cb5ec75b 635 depends on CPU_FREQ
cad82448 636 select CPU_FREQ_TABLE
1da177e4 637 help
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638 This adds the cpufreq driver for SuperH. At present, only
639 the SH-4 is supported.
1da177e4 640
cad82448 641 For details, take a look at <file:Documentation/cpu-freq>.
1da177e4
LT
642
643 If unsure, say N.
644
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645endmenu
646
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647source "arch/sh/drivers/Kconfig"
648
cad82448 649endmenu
1da177e4 650
cad82448 651config ISA_DMA_API
f5f826c6 652 bool
1da177e4 653
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654menu "Kernel features"
655
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656source kernel/Kconfig.hz
657
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658config KEXEC
659 bool "kexec system call (EXPERIMENTAL)"
640f7487 660 depends on SUPERH32 && EXPERIMENTAL
1da177e4 661 help
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662 kexec is a system call that implements the ability to shutdown your
663 current kernel, and to start another kernel. It is like a reboot
1f1332f7 664 but it is independent of the system firmware. And like a reboot
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665 you can start any kernel with it, not just Linux.
666
1f1332f7 667 The name comes from the similarity to the exec system call.
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668
669 It is an ongoing process to be certain the hardware in a machine
670 is properly shutdown, so do not be surprised if this code does not
671 initially work for you. It may help to enable device hotplugging
672 support. As of this writing the exact hardware interface is
673 strongly in flux, so no good recommendation can be made.
674
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675config CRASH_DUMP
676 bool "kernel crash dumps (EXPERIMENTAL)"
640f7487 677 depends on SUPERH32 && EXPERIMENTAL
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678 help
679 Generate crash dump after being started by kexec.
680 This should be normally only set in special crash dump kernels
681 which are loaded in the main kernel with kexec-tools into
682 a specially reserved region and then later executed after
683 a crash by kdump/kexec. The crash dump kernel must be compiled
684 to a memory address not used by the main kernel using
685 MEMORY_START.
686
687 For more details see Documentation/kdump/kdump.txt
688
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689config SMP
690 bool "Symmetric multi-processing support"
357d5946 691 depends on SYS_SUPPORTS_SMP
490f5de5 692 select USE_GENERIC_SMP_HELPERS
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693 ---help---
694 This enables support for systems with more than one CPU. If you have
695 a system with only one CPU, like most personal computers, say N. If
696 you have a system with more than one CPU, say Y.
697
698 If you say N here, the kernel will run on single and multiprocessor
699 machines, but will use only one CPU of a multiprocessor machine. If
700 you say Y here, the kernel will run on many, but not all,
701 singleprocessor machines. On a singleprocessor machine, the kernel
702 will run faster if you say N here.
703
704 People using multiprocessor machines who say Y here should also say
705 Y to "Enhanced Real Time Clock Support", below.
706
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707 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
708 available at <http://www.tldp.org/docs.html#howto>.
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709
710 If you don't know what to do here, say N.
711
712config NR_CPUS
713 int "Maximum number of CPUs (2-32)"
714 range 2 32
715 depends on SMP
2b1bd1ac 716 default "4" if CPU_SHX3
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717 default "2"
718 help
719 This allows you to specify the maximum number of CPUs which this
720 kernel will support. The maximum supported value is 32 and the
721 minimum value which makes sense is 2.
722
723 This is purely to save memory - each supported CPU adds
724 approximately eight kilobytes to the kernel image.
725
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726source "kernel/Kconfig.preempt"
727
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728config GUSA
729 def_bool y
1efe4ce3 730 depends on !SMP && SUPERH32
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731 help
732 This enables support for gUSA (general UserSpace Atomicity).
733 This is the default implementation for both UP and non-ll/sc
734 CPUs, and is used by the libc, amongst others.
735
736 For additional information, design information can be found
737 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
738
739 This should only be disabled for special cases where alternate
740 atomicity implementations exist.
741
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742config GUSA_RB
743 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
744 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
745 help
746 Enabling this option will allow the kernel to implement some
747 atomic operations using a software implemention of load-locked/
748 store-conditional (LLSC). On machines which do not have hardware
749 LLSC, this should be more efficient than the other alternative of
750 disabling insterrupts around the atomic sequence.
751
cad82448 752endmenu
1da177e4 753
cad82448 754menu "Boot options"
1da177e4 755
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756config ZERO_PAGE_OFFSET
757 hex "Zero page offset"
f5f826c6 758 default "0x00004000" if SH_SH03
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759 default "0x00010000" if PAGE_SIZE_64KB
760 default "0x00002000" if PAGE_SIZE_8KB
cad82448 761 default "0x00001000"
1da177e4 762 help
cad82448 763 This sets the default offset of zero page.
1da177e4 764
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765config BOOT_LINK_OFFSET
766 hex "Link address offset for booting"
767 default "0x00800000"
768 help
769 This option allows you to set the link address offset of the zImage.
770 This can be useful if you are on a board which has a small amount of
771 memory.
1da177e4 772
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773config UBC_WAKEUP
774 bool "Wakeup UBC on startup"
0e3a9aab 775 depends on CPU_SH4 && !CPU_SH4A
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776 help
777 Selecting this option will wakeup the User Break Controller (UBC) on
778 startup. Although the UBC is left in an awake state when the processor
779 comes up, some boot loaders misbehave by putting the UBC to sleep in a
780 power saving state, which causes issues with things like ptrace().
1da177e4 781
cad82448 782 If unsure, say N.
1da177e4 783
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784config CMDLINE_BOOL
785 bool "Default bootloader kernel arguments"
1da177e4 786
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787config CMDLINE
788 string "Initial kernel command string"
789 depends on CMDLINE_BOOL
790 default "console=ttySC1,115200"
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791
792endmenu
793
cad82448 794menu "Bus options"
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795
796# Even on SuperH devices which don't have an ISA bus,
797# this variable helps the PCMCIA modules handle
798# IRQ requesting properly -- Greg Banks.
799#
800# Though we're generally not interested in it when
801# we're not using PCMCIA, so we make it dependent on
802# PCMCIA outright. -- PFM.
803config ISA
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804 def_bool y
805 depends on PCMCIA && HD6446X_SERIES
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806 help
807 Find out whether you have ISA slots on your motherboard. ISA is the
808 name of a bus system, i.e. the way the CPU talks to the other stuff
809 inside your box. Other bus systems are PCI, EISA, MicroChannel
810 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
811 newer boards don't support it. If you have ISA, say Y, otherwise N.
812
813config EISA
814 bool
815 ---help---
816 The Extended Industry Standard Architecture (EISA) bus was
817 developed as an open alternative to the IBM MicroChannel bus.
818
819 The EISA bus provided some of the features of the IBM MicroChannel
820 bus while maintaining backward compatibility with cards made for
821 the older ISA bus. The EISA bus saw limited use between 1988 and
822 1995 when it was made obsolete by the PCI bus.
823
824 Say Y here if you are building a kernel for an EISA-based machine.
825
826 Otherwise, say N.
827
828config MCA
829 bool
830 help
831 MicroChannel Architecture is found in some IBM PS/2 machines and
832 laptops. It is a bus system similar to PCI or ISA. See
833 <file:Documentation/mca.txt> (and especially the web page given
834 there) before attempting to build an MCA bus kernel.
835
836config SBUS
837 bool
838
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839config SUPERHYWAY
840 tristate "SuperHyway Bus support"
841 depends on CPU_SUBTYPE_SH4_202
1da177e4 842
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843config MAPLE
844 bool "Maple Bus support"
845 depends on SH_DREAMCAST
846 help
847 The Maple Bus is SEGA's serial communication bus for peripherals
848 on the Dreamcast. Without this bus support you won't be able to
849 get your Dreamcast keyboard etc to work, so most users
850 probably want to say 'Y' here, unless you are only using the
851 Dreamcast with a serial line terminal or a remote network
852 connection.
853
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854config CF_ENABLER
855 bool "Compact Flash Enabler support"
856 depends on SOLUTION_ENGINE || SH_SH03
857 ---help---
858 Compact Flash is a small, removable mass storage device introduced
859 in 1994 originally as a PCMCIA device. If you say `Y' here, you
860 compile in support for Compact Flash devices directly connected to
861 a SuperH processor. A Compact Flash FAQ is available at
862 <http://www.compactflash.org/faqs/faq.htm>.
863
864 If your board has "Directly Connected" CompactFlash at area 5 or 6,
865 you may want to enable this option. Then, you can use CF as
866 primary IDE drive (only tested for SanDisk).
867
868 If in doubt, select 'N'.
869
870choice
871 prompt "Compact Flash Connection Area"
872 depends on CF_ENABLER
873 default CF_AREA6
874
875config CF_AREA5
876 bool "Area5"
877 help
878 If your board has "Directly Connected" CompactFlash, You should
879 select the area where your CF is connected to.
880
881 - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
882 - "Area6" if it is connected to Area 6 (0x18000000)
883
884 "Area6" will work for most boards.
885
886config CF_AREA6
887 bool "Area6"
888
889endchoice
890
891config CF_BASE_ADDR
892 hex
893 depends on CF_ENABLER
894 default "0xb8000000" if CF_AREA6
895 default "0xb4000000" if CF_AREA5
896
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897source "arch/sh/drivers/pci/Kconfig"
898
899source "drivers/pci/Kconfig"
900
901source "drivers/pcmcia/Kconfig"
902
903source "drivers/pci/hotplug/Kconfig"
904
905endmenu
906
907menu "Executable file formats"
908
909source "fs/Kconfig.binfmt"
910
911endmenu
912
3aa770e7 913menu "Power management options (EXPERIMENTAL)"
357d5946 914depends on EXPERIMENTAL && SYS_SUPPORTS_PM
3aa770e7 915
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916config ARCH_SUSPEND_POSSIBLE
917 def_bool y
918 depends on !SMP
919
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920source kernel/power/Kconfig
921
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922endmenu
923
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924source "net/Kconfig"
925
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926source "drivers/Kconfig"
927
928source "fs/Kconfig"
929
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930source "arch/sh/Kconfig.debug"
931
932source "security/Kconfig"
933
934source "crypto/Kconfig"
935
936source "lib/Kconfig"