ide: introduce HAVE_IDE
[deliverable/linux.git] / arch / sh / Kconfig
CommitLineData
1da177e4
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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
ec7748b5 11 select HAVE_IDE
42d4b839 12 select HAVE_OPROFILE
1da177e4
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13 help
14 The SuperH is a RISC processor targeted for use in embedded systems
15 and consumer electronics; it was also used in the Sega Dreamcast
16 gaming console. The SuperH port has a home page at
17 <http://www.linux-sh.org/>.
18
39d28a2d 19config SUPERH32
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20 def_bool !SUPERH64
21
22config SUPERH64
23 def_bool y if CPU_SH5
39d28a2d 24
1da177e4 25config RWSEM_GENERIC_SPINLOCK
d7ef4fb3 26 def_bool y
1da177e4
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27
28config RWSEM_XCHGADD_ALGORITHM
29 bool
30
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31config GENERIC_BUG
32 def_bool y
a82d53ec 33 depends on BUG && SUPERH32
fa691511 34
e2268c71 35config GENERIC_FIND_NEXT_BIT
d7ef4fb3 36 def_bool y
e2268c71
AM
37
38config GENERIC_HWEIGHT
d7ef4fb3 39 def_bool y
e2268c71 40
1da177e4 41config GENERIC_HARDIRQS
d7ef4fb3 42 def_bool y
1da177e4
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43
44config GENERIC_IRQ_PROBE
d7ef4fb3 45 def_bool y
1da177e4
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46
47config GENERIC_CALIBRATE_DELAY
d7ef4fb3 48 def_bool y
1da177e4 49
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50config GENERIC_IOMAP
51 bool
52
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53config GENERIC_TIME
54 def_bool n
55
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56config GENERIC_CLOCKEVENTS
57 def_bool n
58
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59config SYS_SUPPORTS_PM
60 bool
61
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62config SYS_SUPPORTS_APM_EMULATION
63 bool
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64 select SYS_SUPPORTS_PM
65
66config SYS_SUPPORTS_SMP
67 bool
68
69config SYS_SUPPORTS_NUMA
70 bool
71
72config SYS_SUPPORTS_PCI
73 bool
0a9b0db1 74
a08b6b79
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75config ARCH_MAY_HAVE_PC_FDC
76 bool
a08b6b79 77
afbfb52e 78config STACKTRACE_SUPPORT
d7ef4fb3 79 def_bool y
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80
81config LOCKDEP_SUPPORT
d7ef4fb3 82 def_bool y
afbfb52e 83
f0d1b0b3 84config ARCH_HAS_ILOG2_U32
d7ef4fb3 85 def_bool n
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86
87config ARCH_HAS_ILOG2_U64
d7ef4fb3 88 def_bool n
f0d1b0b3 89
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90config ARCH_NO_VIRT_TO_BUS
91 def_bool y
92
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93config ARCH_SUPPORTS_AOUT
94 def_bool y
95
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96source "init/Kconfig"
97
98menu "System type"
99
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100#
101# Processor families
102#
103config CPU_SH2
104 bool
105
106config CPU_SH2A
107 bool
108 select CPU_SH2
109
110config CPU_SH3
111 bool
112 select CPU_HAS_INTEVT
113 select CPU_HAS_SR_RB
114
115config CPU_SH4
116 bool
117 select CPU_HAS_INTEVT
118 select CPU_HAS_SR_RB
119 select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
120 select CPU_HAS_FPU if !CPU_SH4AL_DSP
121
122config CPU_SH4A
123 bool
124 select CPU_SH4
125
126config CPU_SH4AL_DSP
127 bool
128 select CPU_SH4A
129 select CPU_HAS_DSP
130
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131config CPU_SH5
132 bool
133 select CPU_HAS_FPU
134
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135config CPU_SHX2
136 bool
137
138config CPU_SHX3
139 bool
140
141choice
142 prompt "Processor sub-type selection"
143
144#
145# Processor subtypes
146#
147
148# SH-2 Processor Support
149
150config CPU_SUBTYPE_SH7619
151 bool "Support SH7619 processor"
152 select CPU_SH2
153
154# SH-2A Processor Support
155
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156config CPU_SUBTYPE_SH7203
157 bool "Support SH7203 processor"
158 select CPU_SH2A
74d99a5e 159 select CPU_HAS_FPU
6d01f510 160
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161config CPU_SUBTYPE_SH7206
162 bool "Support SH7206 processor"
163 select CPU_SH2A
164
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165config CPU_SUBTYPE_SH7263
166 bool "Support SH7263 processor"
167 select CPU_SH2A
74d99a5e 168 select CPU_HAS_FPU
a8f67f4b 169
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170# SH-3 Processor Support
171
172config CPU_SUBTYPE_SH7705
173 bool "Support SH7705 processor"
174 select CPU_SH3
175
176config CPU_SUBTYPE_SH7706
177 bool "Support SH7706 processor"
178 select CPU_SH3
179 help
180 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
181
182config CPU_SUBTYPE_SH7707
183 bool "Support SH7707 processor"
184 select CPU_SH3
185 help
186 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
187
188config CPU_SUBTYPE_SH7708
189 bool "Support SH7708 processor"
190 select CPU_SH3
191 help
192 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
193 if you have a 100 Mhz SH-3 HD6417708R CPU.
194
195config CPU_SUBTYPE_SH7709
196 bool "Support SH7709 processor"
197 select CPU_SH3
198 help
199 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
200
201config CPU_SUBTYPE_SH7710
202 bool "Support SH7710 processor"
203 select CPU_SH3
204 select CPU_HAS_DSP
205 help
206 Select SH7710 if you have a SH3-DSP SH7710 CPU.
207
208config CPU_SUBTYPE_SH7712
209 bool "Support SH7712 processor"
210 select CPU_SH3
211 select CPU_HAS_DSP
212 help
213 Select SH7712 if you have a SH3-DSP SH7712 CPU.
214
215config CPU_SUBTYPE_SH7720
216 bool "Support SH7720 processor"
217 select CPU_SH3
218 select CPU_HAS_DSP
219 help
220 Select SH7720 if you have a SH3-DSP SH7720 CPU.
221
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222config CPU_SUBTYPE_SH7721
223 bool "Support SH7721 processor"
224 select CPU_SH3
225 select CPU_HAS_DSP
226 help
227 Select SH7721 if you have a SH3-DSP SH7721 CPU.
228
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229# SH-4 Processor Support
230
231config CPU_SUBTYPE_SH7750
232 bool "Support SH7750 processor"
233 select CPU_SH4
234 help
235 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
236
237config CPU_SUBTYPE_SH7091
238 bool "Support SH7091 processor"
239 select CPU_SH4
240 help
241 Select SH7091 if you have an SH-4 based Sega device (such as
242 the Dreamcast, Naomi, and Naomi 2).
243
244config CPU_SUBTYPE_SH7750R
245 bool "Support SH7750R processor"
246 select CPU_SH4
247
248config CPU_SUBTYPE_SH7750S
249 bool "Support SH7750S processor"
250 select CPU_SH4
251
252config CPU_SUBTYPE_SH7751
253 bool "Support SH7751 processor"
254 select CPU_SH4
255 help
256 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
257 or if you have a HD6417751R CPU.
258
259config CPU_SUBTYPE_SH7751R
260 bool "Support SH7751R processor"
261 select CPU_SH4
262
263config CPU_SUBTYPE_SH7760
264 bool "Support SH7760 processor"
265 select CPU_SH4
266
267config CPU_SUBTYPE_SH4_202
268 bool "Support SH4-202 processor"
269 select CPU_SH4
270
271# SH-4A Processor Support
272
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273config CPU_SUBTYPE_SH7763
274 bool "Support SH7763 processor"
275 select CPU_SH4A
276 help
277 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
278
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279config CPU_SUBTYPE_SH7770
280 bool "Support SH7770 processor"
281 select CPU_SH4A
282
283config CPU_SUBTYPE_SH7780
284 bool "Support SH7780 processor"
285 select CPU_SH4A
286
287config CPU_SUBTYPE_SH7785
288 bool "Support SH7785 processor"
289 select CPU_SH4A
290 select CPU_SHX2
291 select ARCH_SPARSEMEM_ENABLE
292 select SYS_SUPPORTS_NUMA
293
294config CPU_SUBTYPE_SHX3
295 bool "Support SH-X3 processor"
296 select CPU_SH4A
297 select CPU_SHX3
298 select ARCH_SPARSEMEM_ENABLE
299 select SYS_SUPPORTS_NUMA
300 select SYS_SUPPORTS_SMP
301
302# SH4AL-DSP Processor Support
303
304config CPU_SUBTYPE_SH7343
305 bool "Support SH7343 processor"
306 select CPU_SH4AL_DSP
307
308config CPU_SUBTYPE_SH7722
309 bool "Support SH7722 processor"
310 select CPU_SH4AL_DSP
311 select CPU_SHX2
312 select ARCH_SPARSEMEM_ENABLE
313 select SYS_SUPPORTS_NUMA
314
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315# SH-5 Processor Support
316
317config CPU_SUBTYPE_SH5_101
318 bool "Support SH5-101 processor"
319 select CPU_SH5
320
321config CPU_SUBTYPE_SH5_103
322 bool "Support SH5-103 processor"
323
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324endchoice
325
f3d22298 326source "arch/sh/mm/Kconfig"
4690bdc7 327source "arch/sh/Kconfig.cpu"
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328
329menu "Board support"
330
331config SOLUTION_ENGINE
332 bool
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333
334config SH_SOLUTION_ENGINE
335 bool "SolutionEngine"
bc8fb5d0 336 select SOLUTION_ENGINE
56386f64 337 select CPU_HAS_IPR_IRQ
a8199071
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338 depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
339 CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
340 CPU_SUBTYPE_SH7750R
1da177e4 341 help
a8199071
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342 Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
343 SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
1da177e4 344
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345config SH_7206_SOLUTION_ENGINE
346 bool "SolutionEngine7206"
347 select SOLUTION_ENGINE
348 depends on CPU_SUBTYPE_SH7206
349 help
350 Select 7206 SolutionEngine if configuring for a Hitachi SH7206
351 evaluation board.
352
353config SH_7619_SOLUTION_ENGINE
354 bool "SolutionEngine7619"
355 select SOLUTION_ENGINE
356 depends on CPU_SUBTYPE_SH7619
357 help
358 Select 7619 SolutionEngine if configuring for a Hitachi SH7619
359 evaluation board.
360
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361config SH_7722_SOLUTION_ENGINE
362 bool "SolutionEngine7722"
363 select SOLUTION_ENGINE
f3d22298 364 depends on CPU_SUBTYPE_SH7722
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365 help
366 Select 7722 SolutionEngine if configuring for a Hitachi SH772
367 evaluation board.
368
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369config SH_7751_SOLUTION_ENGINE
370 bool "SolutionEngine7751"
bc8fb5d0 371 select SOLUTION_ENGINE
56386f64 372 select CPU_HAS_IPR_IRQ
f3d22298 373 depends on CPU_SUBTYPE_SH7751
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374 help
375 Select 7751 SolutionEngine if configuring for a Hitachi SH7751
376 evaluation board.
b7576230
NI
377
378config SH_7780_SOLUTION_ENGINE
379 bool "SolutionEngine7780"
380 select SOLUTION_ENGINE
357d5946 381 select SYS_SUPPORTS_PCI
f3d22298 382 depends on CPU_SUBTYPE_SH7780
b7576230
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383 help
384 Select 7780 SolutionEngine if configuring for a Renesas SH7780
385 evaluation board.
1da177e4 386
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387config SH_7343_SOLUTION_ENGINE
388 bool "SolutionEngine7343"
389 select SOLUTION_ENGINE
f3d22298 390 depends on CPU_SUBTYPE_SH7343
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391 help
392 Select 7343 SolutionEngine if configuring for a Hitachi
393 SH7343 (SH-Mobile 3AS) evaluation board.
1da177e4 394
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395config SH_7751_SYSTEMH
396 bool "SystemH7751R"
f3d22298 397 depends on CPU_SUBTYPE_SH7751R
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398 help
399 Select SystemH if you are configuring for a Renesas SystemH
400 7751R evaluation board.
401
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402config SH_HP6XX
403 bool "HP6XX"
0a9b0db1 404 select SYS_SUPPORTS_APM_EMULATION
357d5946 405 select HD6446X_SERIES
f3d22298 406 depends on CPU_SUBTYPE_SH7709
1da177e4 407 help
cad82448 408 Select HP6XX if configuring for a HP jornada HP6xx.
1da177e4
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409 More information (hardware only) at
410 <http://www.hp.com/jornada/>.
411
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412config SH_DREAMCAST
413 bool "Dreamcast"
357d5946 414 select SYS_SUPPORTS_PCI
f3d22298 415 depends on CPU_SUBTYPE_SH7091
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416 help
417 Select Dreamcast if configuring for a SEGA Dreamcast.
ad07b100 418 More information at <http://www.linux-sh.org>
1da177e4 419
1da177e4 420config SH_MPC1211
cad82448 421 bool "Interface MPC1211"
f3d22298 422 depends on CPU_SUBTYPE_SH7751 && BROKEN
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423 help
424 CTP/PCI-SH02 is a CPU module computer that is produced
425 by Interface Corporation.
426 More information at <http://www.interface.co.jp>
1da177e4
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427
428config SH_SH03
cad82448 429 bool "Interface CTP/PCI-SH03"
d59645d6 430 depends on CPU_SUBTYPE_SH7751
56386f64 431 select CPU_HAS_IPR_IRQ
357d5946 432 select SYS_SUPPORTS_PCI
1da177e4 433 help
cad82448 434 CTP/PCI-SH03 is a CPU module computer that is produced
1da177e4 435 by Interface Corporation.
1da177e4
LT
436 More information at <http://www.interface.co.jp>
437
438config SH_SECUREEDGE5410
439 bool "SecureEdge5410"
f3d22298 440 depends on CPU_SUBTYPE_SH7751R
56386f64 441 select CPU_HAS_IPR_IRQ
357d5946 442 select SYS_SUPPORTS_PCI
1da177e4
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443 help
444 Select SecureEdge5410 if configuring for a SnapGear SH board.
445 This includes both the OEM SecureEdge products as well as the
446 SME product line.
447
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448config SH_7710VOIPGW
449 bool "SH7710-VOIP-GW"
f3d22298 450 depends on CPU_SUBTYPE_SH7710
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451 help
452 Select this option to build a kernel for the SH7710 based
453 VOIP GW.
454
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455config SH_RTS7751R2D
456 bool "RTS7751R2D"
f3d22298 457 depends on CPU_SUBTYPE_SH7751R
357d5946 458 select SYS_SUPPORTS_PCI
1da177e4
LT
459 help
460 Select RTS7751R2D if configuring for a Renesas Technology
461 Sales SH-Graphics board.
462
4862ec07
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463config SH_SDK7780
464 bool "SDK7780R3"
465 depends on CPU_SUBTYPE_SH7780
466 select SYS_SUPPORTS_PCI
467 help
468 Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3
469 evaluation board.
470
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471config SH_HIGHLANDER
472 bool "Highlander"
f3d22298 473 depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
357d5946 474 select SYS_SUPPORTS_PCI
cad82448 475
1da177e4
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476config SH_EDOSK7705
477 bool "EDOSK7705"
f3d22298 478 depends on CPU_SUBTYPE_SH7705
1da177e4
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479
480config SH_SH4202_MICRODEV
481 bool "SH4-202 MicroDev"
f3d22298 482 depends on CPU_SUBTYPE_SH4_202
1da177e4
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483 help
484 Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
485 with an SH4-202 CPU.
486
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487config SH_LANDISK
488 bool "LANDISK"
f3d22298 489 depends on CPU_SUBTYPE_SH7751R
357d5946 490 select SYS_SUPPORTS_PCI
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491 help
492 I-O DATA DEVICE, INC. "LANDISK Series" support.
493
494config SH_TITAN
495 bool "TITAN"
f3d22298 496 depends on CPU_SUBTYPE_SH7751R
56386f64 497 select CPU_HAS_IPR_IRQ
357d5946 498 select SYS_SUPPORTS_PCI
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499 help
500 Select Titan if you are configuring for a Nimble Microsystems
501 NetEngine NP51R.
502
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503config SH_SHMIN
504 bool "SHMIN"
f3d22298 505 depends on CPU_SUBTYPE_SH7706
56386f64 506 select CPU_HAS_IPR_IRQ
51e22e7a 507 help
3cb2fccc 508 Select SHMIN if configuring for the SHMIN board.
51e22e7a 509
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NI
510config SH_LBOX_RE2
511 bool "L-BOX RE2"
f3d22298 512 depends on CPU_SUBTYPE_SH7751R
357d5946 513 select SYS_SUPPORTS_PCI
c86c5a91
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514 help
515 Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
9d4436a6 516
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517config SH_X3PROTO
518 bool "SH-X3 Prototype board"
519 depends on CPU_SUBTYPE_SHX3
520
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521config SH_MAGIC_PANEL_R2
522 bool "Magic Panel R2"
523 depends on CPU_SUBTYPE_SH7720
524 help
525 Select Magic Panel R2 if configuring for Magic Panel R2.
526
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527config SH_CAYMAN
528 bool "Hitachi Cayman"
529 depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
b6d7b666 530 select SYS_SUPPORTS_PCI
ea0e1a9a 531
f3d22298 532endmenu
1da177e4 533
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534source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
535source "arch/sh/boards/renesas/r7780rp/Kconfig"
4862ec07 536source "arch/sh/boards/renesas/sdk7780/Kconfig"
ded5431f 537source "arch/sh/boards/magicpanelr2/Kconfig"
32351a28 538
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539menu "Timer and clock configuration"
540
cad82448 541config SH_TMU
d7ef4fb3
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542 def_bool y
543 prompt "TMU timer support"
9d4436a6 544 depends on CPU_SH3 || CPU_SH4
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545 select GENERIC_TIME
546 select GENERIC_CLOCKEVENTS
1da177e4 547 help
cad82448 548 This enables the use of the TMU as the system timer.
1da177e4 549
9d4436a6 550config SH_CMT
d7ef4fb3
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551 def_bool y
552 prompt "CMT timer support"
9d4436a6 553 depends on CPU_SH2
9d4436a6
YS
554 help
555 This enables the use of the CMT as the system timer.
556
557config SH_MTU2
d7ef4fb3
HH
558 def_bool n
559 prompt "MTU2 timer support"
9d4436a6 560 depends on CPU_SH2A
9d4436a6
YS
561 help
562 This enables the use of the MTU2 as the system timer.
563
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564config SH_TIMER_IRQ
565 int
7d740a06
YS
566 default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \
567 CPU_SUBTYPE_SH7763
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568 default "86" if CPU_SUBTYPE_SH7619
569 default "140" if CPU_SUBTYPE_SH7206
570 default "16"
571
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572config SH_PCLK_FREQ
573 int "Peripheral clock frequency (in Hz)"
870e8a24 574 default "27000000" if CPU_SUBTYPE_SH7343
9d4436a6 575 default "31250000" if CPU_SUBTYPE_SH7619
05627486 576 default "32000000" if CPU_SUBTYPE_SH7722
d89ddd1c 577 default "33333333" if CPU_SUBTYPE_SH7770 || \
9d4436a6 578 CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
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579 CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
580 CPU_SUBTYPE_SH7263
05627486 581 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
cad82448 582 default "66000000" if CPU_SUBTYPE_SH4_202
05627486 583 default "50000000"
1da177e4 584 help
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585 This option is used to specify the peripheral clock frequency.
586 This is necessary for determining the reference clock value on
587 platforms lacking an RTC.
1da177e4 588
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589config SH_CLK_MD
590 int "CPU Mode Pin Setting"
6d01f510 591 depends on CPU_SH2
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PM
592 default 6 if CPU_SUBTYPE_SH7206
593 default 5 if CPU_SUBTYPE_SH7619
594 default 0
9d4436a6 595 help
11cbb70e 596 MD2 - MD0 pin setting.
9d4436a6 597
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598source "kernel/time/Kconfig"
599
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600endmenu
601
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602menu "CPU Frequency scaling"
603
604source "drivers/cpufreq/Kconfig"
1da177e4 605
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606config SH_CPU_FREQ
607 tristate "SuperH CPU Frequency driver"
cb5ec75b 608 depends on CPU_FREQ
cad82448 609 select CPU_FREQ_TABLE
1da177e4 610 help
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611 This adds the cpufreq driver for SuperH. At present, only
612 the SH-4 is supported.
1da177e4 613
cad82448 614 For details, take a look at <file:Documentation/cpu-freq>.
1da177e4
LT
615
616 If unsure, say N.
617
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618endmenu
619
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620source "arch/sh/drivers/Kconfig"
621
cad82448 622endmenu
1da177e4 623
cad82448 624config ISA_DMA_API
d7ef4fb3 625 def_bool y
05efc67d 626 depends on SH_MPC1211
1da177e4 627
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628menu "Kernel features"
629
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630source kernel/Kconfig.hz
631
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632config KEXEC
633 bool "kexec system call (EXPERIMENTAL)"
634 depends on EXPERIMENTAL
1da177e4 635 help
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636 kexec is a system call that implements the ability to shutdown your
637 current kernel, and to start another kernel. It is like a reboot
1f1332f7 638 but it is independent of the system firmware. And like a reboot
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639 you can start any kernel with it, not just Linux.
640
1f1332f7 641 The name comes from the similarity to the exec system call.
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642
643 It is an ongoing process to be certain the hardware in a machine
644 is properly shutdown, so do not be surprised if this code does not
645 initially work for you. It may help to enable device hotplugging
646 support. As of this writing the exact hardware interface is
647 strongly in flux, so no good recommendation can be made.
648
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649config CRASH_DUMP
650 bool "kernel crash dumps (EXPERIMENTAL)"
651 depends on EXPERIMENTAL
652 help
653 Generate crash dump after being started by kexec.
654 This should be normally only set in special crash dump kernels
655 which are loaded in the main kernel with kexec-tools into
656 a specially reserved region and then later executed after
657 a crash by kdump/kexec. The crash dump kernel must be compiled
658 to a memory address not used by the main kernel using
659 MEMORY_START.
660
661 For more details see Documentation/kdump/kdump.txt
662
1da177e4
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663config SMP
664 bool "Symmetric multi-processing support"
357d5946 665 depends on SYS_SUPPORTS_SMP
1da177e4
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666 ---help---
667 This enables support for systems with more than one CPU. If you have
668 a system with only one CPU, like most personal computers, say N. If
669 you have a system with more than one CPU, say Y.
670
671 If you say N here, the kernel will run on single and multiprocessor
672 machines, but will use only one CPU of a multiprocessor machine. If
673 you say Y here, the kernel will run on many, but not all,
674 singleprocessor machines. On a singleprocessor machine, the kernel
675 will run faster if you say N here.
676
677 People using multiprocessor machines who say Y here should also say
678 Y to "Enhanced Real Time Clock Support", below.
679
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680 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
681 available at <http://www.tldp.org/docs.html#howto>.
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682
683 If you don't know what to do here, say N.
684
685config NR_CPUS
686 int "Maximum number of CPUs (2-32)"
687 range 2 32
688 depends on SMP
2b1bd1ac 689 default "4" if CPU_SHX3
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690 default "2"
691 help
692 This allows you to specify the maximum number of CPUs which this
693 kernel will support. The maximum supported value is 32 and the
694 minimum value which makes sense is 2.
695
696 This is purely to save memory - each supported CPU adds
697 approximately eight kilobytes to the kernel image.
698
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699source "kernel/Kconfig.preempt"
700
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701config GUSA
702 def_bool y
1efe4ce3 703 depends on !SMP && SUPERH32
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704 help
705 This enables support for gUSA (general UserSpace Atomicity).
706 This is the default implementation for both UP and non-ll/sc
707 CPUs, and is used by the libc, amongst others.
708
709 For additional information, design information can be found
710 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
711
712 This should only be disabled for special cases where alternate
713 atomicity implementations exist.
714
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715config GUSA_RB
716 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
717 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
718 help
719 Enabling this option will allow the kernel to implement some
720 atomic operations using a software implemention of load-locked/
721 store-conditional (LLSC). On machines which do not have hardware
722 LLSC, this should be more efficient than the other alternative of
723 disabling insterrupts around the atomic sequence.
724
cad82448 725endmenu
1da177e4 726
cad82448 727menu "Boot options"
1da177e4 728
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729config ZERO_PAGE_OFFSET
730 hex "Zero page offset"
731 default "0x00004000" if SH_MPC1211 || SH_SH03
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732 default "0x00010000" if PAGE_SIZE_64KB
733 default "0x00002000" if PAGE_SIZE_8KB
cad82448 734 default "0x00001000"
1da177e4 735 help
cad82448 736 This sets the default offset of zero page.
1da177e4 737
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738config BOOT_LINK_OFFSET
739 hex "Link address offset for booting"
740 default "0x00800000"
741 help
742 This option allows you to set the link address offset of the zImage.
743 This can be useful if you are on a board which has a small amount of
744 memory.
1da177e4 745
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746config UBC_WAKEUP
747 bool "Wakeup UBC on startup"
0e3a9aab 748 depends on CPU_SH4 && !CPU_SH4A
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749 help
750 Selecting this option will wakeup the User Break Controller (UBC) on
751 startup. Although the UBC is left in an awake state when the processor
752 comes up, some boot loaders misbehave by putting the UBC to sleep in a
753 power saving state, which causes issues with things like ptrace().
1da177e4 754
cad82448 755 If unsure, say N.
1da177e4 756
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757config CMDLINE_BOOL
758 bool "Default bootloader kernel arguments"
1da177e4 759
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760config CMDLINE
761 string "Initial kernel command string"
762 depends on CMDLINE_BOOL
763 default "console=ttySC1,115200"
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764
765endmenu
766
cad82448 767menu "Bus options"
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768
769# Even on SuperH devices which don't have an ISA bus,
770# this variable helps the PCMCIA modules handle
771# IRQ requesting properly -- Greg Banks.
772#
773# Though we're generally not interested in it when
774# we're not using PCMCIA, so we make it dependent on
775# PCMCIA outright. -- PFM.
776config ISA
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777 def_bool y
778 depends on PCMCIA && HD6446X_SERIES
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779 help
780 Find out whether you have ISA slots on your motherboard. ISA is the
781 name of a bus system, i.e. the way the CPU talks to the other stuff
782 inside your box. Other bus systems are PCI, EISA, MicroChannel
783 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
784 newer boards don't support it. If you have ISA, say Y, otherwise N.
785
786config EISA
787 bool
788 ---help---
789 The Extended Industry Standard Architecture (EISA) bus was
790 developed as an open alternative to the IBM MicroChannel bus.
791
792 The EISA bus provided some of the features of the IBM MicroChannel
793 bus while maintaining backward compatibility with cards made for
794 the older ISA bus. The EISA bus saw limited use between 1988 and
795 1995 when it was made obsolete by the PCI bus.
796
797 Say Y here if you are building a kernel for an EISA-based machine.
798
799 Otherwise, say N.
800
801config MCA
802 bool
803 help
804 MicroChannel Architecture is found in some IBM PS/2 machines and
805 laptops. It is a bus system similar to PCI or ISA. See
806 <file:Documentation/mca.txt> (and especially the web page given
807 there) before attempting to build an MCA bus kernel.
808
809config SBUS
810 bool
811
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812config SUPERHYWAY
813 tristate "SuperHyway Bus support"
814 depends on CPU_SUBTYPE_SH4_202
1da177e4 815
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816config MAPLE
817 bool "Maple Bus support"
818 depends on SH_DREAMCAST
819 help
820 The Maple Bus is SEGA's serial communication bus for peripherals
821 on the Dreamcast. Without this bus support you won't be able to
822 get your Dreamcast keyboard etc to work, so most users
823 probably want to say 'Y' here, unless you are only using the
824 Dreamcast with a serial line terminal or a remote network
825 connection.
826
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827config CF_ENABLER
828 bool "Compact Flash Enabler support"
829 depends on SOLUTION_ENGINE || SH_SH03
830 ---help---
831 Compact Flash is a small, removable mass storage device introduced
832 in 1994 originally as a PCMCIA device. If you say `Y' here, you
833 compile in support for Compact Flash devices directly connected to
834 a SuperH processor. A Compact Flash FAQ is available at
835 <http://www.compactflash.org/faqs/faq.htm>.
836
837 If your board has "Directly Connected" CompactFlash at area 5 or 6,
838 you may want to enable this option. Then, you can use CF as
839 primary IDE drive (only tested for SanDisk).
840
841 If in doubt, select 'N'.
842
843choice
844 prompt "Compact Flash Connection Area"
845 depends on CF_ENABLER
846 default CF_AREA6
847
848config CF_AREA5
849 bool "Area5"
850 help
851 If your board has "Directly Connected" CompactFlash, You should
852 select the area where your CF is connected to.
853
854 - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
855 - "Area6" if it is connected to Area 6 (0x18000000)
856
857 "Area6" will work for most boards.
858
859config CF_AREA6
860 bool "Area6"
861
862endchoice
863
864config CF_BASE_ADDR
865 hex
866 depends on CF_ENABLER
867 default "0xb8000000" if CF_AREA6
868 default "0xb4000000" if CF_AREA5
869
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870source "arch/sh/drivers/pci/Kconfig"
871
872source "drivers/pci/Kconfig"
873
874source "drivers/pcmcia/Kconfig"
875
876source "drivers/pci/hotplug/Kconfig"
877
878endmenu
879
880menu "Executable file formats"
881
882source "fs/Kconfig.binfmt"
883
884endmenu
885
3aa770e7 886menu "Power management options (EXPERIMENTAL)"
357d5946 887depends on EXPERIMENTAL && SYS_SUPPORTS_PM
3aa770e7 888
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889config ARCH_SUSPEND_POSSIBLE
890 def_bool y
891 depends on !SMP
892
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893source kernel/power/Kconfig
894
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895endmenu
896
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897source "net/Kconfig"
898
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899source "drivers/Kconfig"
900
901source "fs/Kconfig"
902
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903source "arch/sh/Kconfig.debug"
904
905source "security/Kconfig"
906
907source "crypto/Kconfig"
908
909source "lib/Kconfig"
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