Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma
[deliverable/linux.git] / arch / sh / Kconfig
CommitLineData
1da177e4 1config SUPERH
ea0e1a9a 2 def_bool y
09d8dd93 3 select ARCH_MIGHT_HAVE_PC_PARPORT
560b8c0e 4 select HAVE_PATA_PLATFORM
6d803ba7 5 select CLKDEV_LOOKUP
ce816fa8 6 select HAVE_IDE if HAS_IOPORT_MAP
95f72d1e 7 select HAVE_MEMBLOCK
534cfbee 8 select HAVE_MEMBLOCK_NODE_MAP
adaf7fd2 9 select ARCH_DISCARD_MEMBLOCK
42d4b839 10 select HAVE_OPROFILE
9de90ac2 11 select HAVE_GENERIC_DMA_COHERENT
d7b01f78 12 select HAVE_ARCH_TRACEHOOK
f802d969 13 select HAVE_DMA_API_DEBUG
73c926be 14 select HAVE_DMA_ATTRS
cdd6c482 15 select HAVE_PERF_EVENTS
9b2a60c4 16 select HAVE_DEBUG_BUGVERBOSE
7563bbf8 17 select ARCH_HAVE_CUSTOM_GPIO_H
df013ffb 18 select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A)
957e3fac 19 select ARCH_HAS_GCOV_PROFILE_ALL
72f0c137 20 select PERF_USE_VMALLOC
b69ec42b 21 select HAVE_DEBUG_KMEMLEAK
df8ce259 22 select HAVE_KERNEL_GZIP
07e88e1b
PM
23 select HAVE_KERNEL_BZIP2
24 select HAVE_KERNEL_LZMA
50cfa79d 25 select HAVE_KERNEL_XZ
c7b16efb 26 select HAVE_KERNEL_LZO
af1839eb 27 select HAVE_UID16
c1d7e01d 28 select ARCH_WANT_IPC_PARSE_VERSION
a74f7e04 29 select HAVE_SYSCALL_TRACEPOINTS
eaaaeef3 30 select HAVE_REGS_AND_STACK_ACCESS_API
2ed86b16 31 select MAY_HAVE_SPARSE_IRQ
ed170924 32 select IRQ_FORCED_THREADING
6eac1af0 33 select RTC_LIB
f01789c6 34 select GENERIC_ATOMIC64
3d44ae40 35 select GENERIC_IRQ_SHOW
ea0588cb 36 select GENERIC_SMP_IDLE_THREAD
dc775dd8 37 select GENERIC_IDLE_POLL_SETUP
8cf200d8
AMG
38 select GENERIC_CLOCKEVENTS
39 select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST
0e100e11 40 select GENERIC_STRNCPY_FROM_USER
cba8df4b 41 select GENERIC_STRNLEN_USER
786d35d4
DH
42 select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER
43 select MODULES_USE_ELF_RELA
881e252d 44 select OLD_SIGSUSPEND
0679a858 45 select OLD_SIGACTION
7a017721 46 select HAVE_ARCH_AUDITSYSCALL
1da177e4
LT
47 help
48 The SuperH is a RISC processor targeted for use in embedded systems
49 and consumer electronics; it was also used in the Sega Dreamcast
50 gaming console. The SuperH port has a home page at
51 <http://www.linux-sh.org/>.
52
39d28a2d 53config SUPERH32
3cc000b5 54 def_bool ARCH = "sh"
d39f5450
CS
55 select HAVE_KPROBES
56 select HAVE_KRETPROBES
6d63e73d 57 select HAVE_IOREMAP_PROT if MMU && !X2TLB
694f94f2 58 select HAVE_FUNCTION_TRACER
fad57feb
MF
59 select HAVE_FTRACE_MCOUNT_RECORD
60 select HAVE_DYNAMIC_FTRACE
e4b053d9 61 select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE
c1d7e01d 62 select ARCH_WANT_IPC_PARSE_VERSION
327933f5 63 select HAVE_FUNCTION_GRAPH_TRACER
ab6e570b 64 select HAVE_ARCH_KGDB
6fbfe8d7 65 select HAVE_HW_BREAKPOINT
0102752e 66 select HAVE_MIXED_BREAKPOINTS_REGS
e583d6b3 67 select PERF_EVENTS
8dafc346 68 select ARCH_HIBERNATION_POSSIBLE if MMU
57b81330 69 select SPARSE_IRQ
19952a92 70 select HAVE_CC_STACKPROTECTOR
ea0e1a9a
PM
71
72config SUPERH64
3cc000b5 73 def_bool ARCH = "sh64"
3a898c0f 74 select KALLSYMS
39d28a2d 75
f42b7e3d
PM
76config ARCH_DEFCONFIG
77 string
78 default "arch/sh/configs/shx3_defconfig" if SUPERH32
79 default "arch/sh/configs/cayman_defconfig" if SUPERH64
80
1da177e4 81config RWSEM_GENERIC_SPINLOCK
d7ef4fb3 82 def_bool y
1da177e4
LT
83
84config RWSEM_XCHGADD_ALGORITHM
85 bool
86
fa691511
PM
87config GENERIC_BUG
88 def_bool y
a82d53ec 89 depends on BUG && SUPERH32
fa691511 90
3767f3f1
PM
91config GENERIC_CSUM
92 def_bool y
93 depends on SUPERH64
94
e2268c71 95config GENERIC_HWEIGHT
d7ef4fb3 96 def_bool y
e2268c71 97
1da177e4 98config GENERIC_CALIBRATE_DELAY
cf204fa7 99 bool
1da177e4 100
bdcab87b
PM
101config GENERIC_LOCKBREAK
102 def_bool y
103 depends on SMP && PREEMPT
104
af998a9a
MD
105config ARCH_SUSPEND_POSSIBLE
106 def_bool n
107
108config ARCH_HIBERNATION_POSSIBLE
109 def_bool n
357d5946 110
0a9b0db1
PM
111config SYS_SUPPORTS_APM_EMULATION
112 bool
af998a9a 113 select ARCH_SUSPEND_POSSIBLE
357d5946 114
ffb4a73d
PM
115config SYS_SUPPORTS_HUGETLBFS
116 bool
117
357d5946
PM
118config SYS_SUPPORTS_SMP
119 bool
120
121config SYS_SUPPORTS_NUMA
122 bool
123
124config SYS_SUPPORTS_PCI
125 bool
0a9b0db1 126
afbfb52e 127config STACKTRACE_SUPPORT
d7ef4fb3 128 def_bool y
afbfb52e
PM
129
130config LOCKDEP_SUPPORT
d7ef4fb3 131 def_bool y
afbfb52e 132
5a89f1ad
PM
133config HAVE_LATENCYTOP_SUPPORT
134 def_bool y
5a89f1ad 135
f0d1b0b3 136config ARCH_HAS_ILOG2_U32
d7ef4fb3 137 def_bool n
f0d1b0b3
DH
138
139config ARCH_HAS_ILOG2_U64
d7ef4fb3 140 def_bool n
f0d1b0b3 141
ce816fa8 142config NO_IOPORT_MAP
37b7a978 143 def_bool !PCI
c30b9c43
PM
144 depends on !SH_CAYMAN && !SH_SH4202_MICRODEV && !SH_SHMIN && \
145 !SH_HP6XX && !SH_SOLUTION_ENGINE
86e4dd5a 146
e7cc9a73
MD
147config IO_TRAPPED
148 bool
149
b7e68d68
PM
150config SWAP_IO_SPACE
151 bool
152
01be5d63
PM
153config DMA_COHERENT
154 bool
155
156config DMA_NONCOHERENT
157 def_bool !DMA_COHERENT
158
5cabbb62
FT
159config NEED_DMA_MAP_STATE
160 def_bool DMA_NONCOHERENT
161
18e98307
FT
162config NEED_SG_DMA_LENGTH
163 def_bool y
164
69543d63
KS
165config PGTABLE_LEVELS
166 default 3 if X2TLB
167 default 2
168
1da177e4
LT
169source "init/Kconfig"
170
dc52ddc0
MH
171source "kernel/Kconfig.freezer"
172
1da177e4
LT
173menu "System type"
174
b5f42db0
PM
175#
176# Processor families
177#
178config CPU_SH2
179 bool
049d2804 180 select SH_INTC
b5f42db0
PM
181
182config CPU_SH2A
183 bool
184 select CPU_SH2
e2fcf74f 185 select UNCACHED_MAPPING
b5f42db0
PM
186
187config CPU_SH3
188 bool
189 select CPU_HAS_INTEVT
190 select CPU_HAS_SR_RB
049d2804 191 select SH_INTC
fbfa8934 192 select SYS_SUPPORTS_SH_TMU
b5f42db0
PM
193
194config CPU_SH4
195 bool
196 select CPU_HAS_INTEVT
197 select CPU_HAS_SR_RB
b5f42db0 198 select CPU_HAS_FPU if !CPU_SH4AL_DSP
049d2804 199 select SH_INTC
fbfa8934 200 select SYS_SUPPORTS_SH_TMU
ffb4a73d 201 select SYS_SUPPORTS_HUGETLBFS if MMU
b5f42db0
PM
202
203config CPU_SH4A
204 bool
205 select CPU_SH4
206
207config CPU_SH4AL_DSP
208 bool
209 select CPU_SH4A
210 select CPU_HAS_DSP
211
ea0e1a9a
PM
212config CPU_SH5
213 bool
214 select CPU_HAS_FPU
fbfa8934 215 select SYS_SUPPORTS_SH_TMU
ffb4a73d 216 select SYS_SUPPORTS_HUGETLBFS if MMU
ea0e1a9a 217
b5f42db0
PM
218config CPU_SHX2
219 bool
220
221config CPU_SHX3
222 bool
01be5d63 223 select DMA_COHERENT
4b478ee2
PM
224 select SYS_SUPPORTS_SMP
225 select SYS_SUPPORTS_NUMA
b5f42db0 226
dc65a977
PM
227config ARCH_SHMOBILE
228 bool
77594912 229 select ARCH_SUSPEND_POSSIBLE
464ed18e 230 select PM
dc65a977 231
86c8c047
MF
232config CPU_HAS_PMU
233 depends on CPU_SH4 || CPU_SH4A
234 default y
235 bool
236
3cc000b5
PM
237if SUPERH32
238
b5f42db0
PM
239choice
240 prompt "Processor sub-type selection"
241
242#
243# Processor subtypes
244#
245
246# SH-2 Processor Support
247
248config CPU_SUBTYPE_SH7619
249 bool "Support SH7619 processor"
250 select CPU_SH2
fbfa8934 251 select SYS_SUPPORTS_SH_CMT
b5f42db0
PM
252
253# SH-2A Processor Support
254
2825999e
PG
255config CPU_SUBTYPE_SH7201
256 bool "Support SH7201 processor"
257 select CPU_SH2A
258 select CPU_HAS_FPU
fbfa8934 259 select SYS_SUPPORTS_SH_MTU2
2825999e 260
6d01f510
PM
261config CPU_SUBTYPE_SH7203
262 bool "Support SH7203 processor"
263 select CPU_SH2A
74d99a5e 264 select CPU_HAS_FPU
fbfa8934
MD
265 select SYS_SUPPORTS_SH_CMT
266 select SYS_SUPPORTS_SH_MTU2
f020c92d 267 select ARCH_WANT_OPTIONAL_GPIOLIB
b768ecbc 268 select PINCTRL
6d01f510 269
b5f42db0
PM
270config CPU_SUBTYPE_SH7206
271 bool "Support SH7206 processor"
272 select CPU_SH2A
fbfa8934
MD
273 select SYS_SUPPORTS_SH_CMT
274 select SYS_SUPPORTS_SH_MTU2
b5f42db0 275
a8f67f4b
PM
276config CPU_SUBTYPE_SH7263
277 bool "Support SH7263 processor"
278 select CPU_SH2A
74d99a5e 279 select CPU_HAS_FPU
fbfa8934
MD
280 select SYS_SUPPORTS_SH_CMT
281 select SYS_SUPPORTS_SH_MTU2
a8f67f4b 282
51ce3068
PE
283config CPU_SUBTYPE_SH7264
284 bool "Support SH7264 processor"
285 select CPU_SH2A
286 select CPU_HAS_FPU
fbfa8934
MD
287 select SYS_SUPPORTS_SH_CMT
288 select SYS_SUPPORTS_SH_MTU2
5946e7bb 289 select PINCTRL
51ce3068 290
0b25b7c8
PE
291config CPU_SUBTYPE_SH7269
292 bool "Support SH7269 processor"
293 select CPU_SH2A
294 select CPU_HAS_FPU
fbfa8934
MD
295 select SYS_SUPPORTS_SH_CMT
296 select SYS_SUPPORTS_SH_MTU2
fb872fcc 297 select PINCTRL
0b25b7c8 298
2ad69908
PM
299config CPU_SUBTYPE_MXG
300 bool "Support MX-G processor"
301 select CPU_SH2A
fbfa8934 302 select SYS_SUPPORTS_SH_MTU2
2ad69908
PM
303 help
304 Select MX-G if running on an R8A03022BG part.
305
b5f42db0
PM
306# SH-3 Processor Support
307
308config CPU_SUBTYPE_SH7705
309 bool "Support SH7705 processor"
310 select CPU_SH3
311
312config CPU_SUBTYPE_SH7706
313 bool "Support SH7706 processor"
314 select CPU_SH3
315 help
316 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
317
318config CPU_SUBTYPE_SH7707
319 bool "Support SH7707 processor"
320 select CPU_SH3
321 help
322 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
323
324config CPU_SUBTYPE_SH7708
325 bool "Support SH7708 processor"
326 select CPU_SH3
327 help
328 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
329 if you have a 100 Mhz SH-3 HD6417708R CPU.
330
331config CPU_SUBTYPE_SH7709
332 bool "Support SH7709 processor"
333 select CPU_SH3
334 help
335 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
336
337config CPU_SUBTYPE_SH7710
338 bool "Support SH7710 processor"
339 select CPU_SH3
340 select CPU_HAS_DSP
341 help
342 Select SH7710 if you have a SH3-DSP SH7710 CPU.
343
344config CPU_SUBTYPE_SH7712
345 bool "Support SH7712 processor"
346 select CPU_SH3
347 select CPU_HAS_DSP
348 help
349 Select SH7712 if you have a SH3-DSP SH7712 CPU.
350
351config CPU_SUBTYPE_SH7720
352 bool "Support SH7720 processor"
353 select CPU_SH3
354 select CPU_HAS_DSP
fbfa8934 355 select SYS_SUPPORTS_SH_CMT
f020c92d 356 select ARCH_WANT_OPTIONAL_GPIOLIB
7b61ca5d 357 select USB_OHCI_SH if USB_OHCI_HCD
85db6bff 358 select PINCTRL
b5f42db0
PM
359 help
360 Select SH7720 if you have a SH3-DSP SH7720 CPU.
361
31a49c4b
YS
362config CPU_SUBTYPE_SH7721
363 bool "Support SH7721 processor"
364 select CPU_SH3
365 select CPU_HAS_DSP
fbfa8934 366 select SYS_SUPPORTS_SH_CMT
7b61ca5d 367 select USB_OHCI_SH if USB_OHCI_HCD
31a49c4b
YS
368 help
369 Select SH7721 if you have a SH3-DSP SH7721 CPU.
370
b5f42db0
PM
371# SH-4 Processor Support
372
373config CPU_SUBTYPE_SH7750
374 bool "Support SH7750 processor"
375 select CPU_SH4
376 help
377 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
378
379config CPU_SUBTYPE_SH7091
380 bool "Support SH7091 processor"
381 select CPU_SH4
382 help
383 Select SH7091 if you have an SH-4 based Sega device (such as
384 the Dreamcast, Naomi, and Naomi 2).
385
386config CPU_SUBTYPE_SH7750R
387 bool "Support SH7750R processor"
388 select CPU_SH4
389
390config CPU_SUBTYPE_SH7750S
391 bool "Support SH7750S processor"
392 select CPU_SH4
393
394config CPU_SUBTYPE_SH7751
395 bool "Support SH7751 processor"
396 select CPU_SH4
397 help
398 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
399 or if you have a HD6417751R CPU.
400
401config CPU_SUBTYPE_SH7751R
402 bool "Support SH7751R processor"
403 select CPU_SH4
404
405config CPU_SUBTYPE_SH7760
406 bool "Support SH7760 processor"
407 select CPU_SH4
408
409config CPU_SUBTYPE_SH4_202
410 bool "Support SH4-202 processor"
411 select CPU_SH4
412
413# SH-4A Processor Support
414
178dd0cd
PM
415config CPU_SUBTYPE_SH7723
416 bool "Support SH7723 processor"
417 select CPU_SH4A
418 select CPU_SHX2
dc65a977 419 select ARCH_SHMOBILE
178dd0cd 420 select ARCH_SPARSEMEM_ENABLE
fbfa8934 421 select SYS_SUPPORTS_SH_CMT
f020c92d 422 select ARCH_WANT_OPTIONAL_GPIOLIB
16941a89 423 select PINCTRL
178dd0cd
PM
424 help
425 Select SH7723 if you have an SH-MobileR2 CPU.
426
0207a2ef
KM
427config CPU_SUBTYPE_SH7724
428 bool "Support SH7724 processor"
429 select CPU_SH4A
430 select CPU_SHX2
59fe700d 431 select ARCH_SHMOBILE
0207a2ef 432 select ARCH_SPARSEMEM_ENABLE
fbfa8934 433 select SYS_SUPPORTS_SH_CMT
f020c92d 434 select ARCH_WANT_OPTIONAL_GPIOLIB
18ebd228 435 select PINCTRL
0207a2ef
KM
436 help
437 Select SH7724 if you have an SH-MobileR2R CPU.
438
fea88a0c
NI
439config CPU_SUBTYPE_SH7734
440 bool "Support SH7734 processor"
441 select CPU_SH4A
442 select CPU_SHX2
443 select ARCH_WANT_OPTIONAL_GPIOLIB
2c172182 444 select PINCTRL
fea88a0c
NI
445 help
446 Select SH7734 if you have a SH4A SH7734 CPU.
447
c01f0f1a
YS
448config CPU_SUBTYPE_SH7757
449 bool "Support SH7757 processor"
450 select CPU_SH4A
451 select CPU_SHX2
f020c92d 452 select ARCH_WANT_OPTIONAL_GPIOLIB
eb61b772 453 select PINCTRL
c01f0f1a
YS
454 help
455 Select SH7757 if you have a SH4A SH7757 CPU.
456
7d740a06
YS
457config CPU_SUBTYPE_SH7763
458 bool "Support SH7763 processor"
459 select CPU_SH4A
7b61ca5d 460 select USB_OHCI_SH if USB_OHCI_HCD
7d740a06
YS
461 help
462 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
463
b5f42db0
PM
464config CPU_SUBTYPE_SH7770
465 bool "Support SH7770 processor"
466 select CPU_SH4A
467
468config CPU_SUBTYPE_SH7780
469 bool "Support SH7780 processor"
470 select CPU_SH4A
471
472config CPU_SUBTYPE_SH7785
473 bool "Support SH7785 processor"
474 select CPU_SH4A
475 select CPU_SHX2
55ba99eb
KM
476 select ARCH_SPARSEMEM_ENABLE
477 select SYS_SUPPORTS_NUMA
f020c92d 478 select ARCH_WANT_OPTIONAL_GPIOLIB
77bd27b2 479 select PINCTRL
55ba99eb
KM
480
481config CPU_SUBTYPE_SH7786
482 bool "Support SH7786 processor"
483 select CPU_SH4A
37042fbd 484 select CPU_SHX3
8263a67e 485 select CPU_HAS_PTEAEX
2eb2a436 486 select GENERIC_CLOCKEVENTS_BROADCAST if SMP
f020c92d 487 select ARCH_WANT_OPTIONAL_GPIOLIB
7b61ca5d 488 select USB_OHCI_SH if USB_OHCI_HCD
7b61ca5d 489 select USB_EHCI_SH if USB_EHCI_HCD
c0fdbff9 490 select PINCTRL
b5f42db0
PM
491
492config CPU_SUBTYPE_SHX3
493 bool "Support SH-X3 processor"
494 select CPU_SH4A
495 select CPU_SHX3
5840263e 496 select GENERIC_CLOCKEVENTS_BROADCAST if SMP
742759ea 497 select ARCH_REQUIRE_GPIOLIB
3e347f08 498 select PINCTRL
b5f42db0
PM
499
500# SH4AL-DSP Processor Support
501
502config CPU_SUBTYPE_SH7343
503 bool "Support SH7343 processor"
504 select CPU_SH4AL_DSP
dc65a977 505 select ARCH_SHMOBILE
fbfa8934 506 select SYS_SUPPORTS_SH_CMT
b5f42db0
PM
507
508config CPU_SUBTYPE_SH7722
509 bool "Support SH7722 processor"
510 select CPU_SH4AL_DSP
511 select CPU_SHX2
dc65a977 512 select ARCH_SHMOBILE
b5f42db0
PM
513 select ARCH_SPARSEMEM_ENABLE
514 select SYS_SUPPORTS_NUMA
fbfa8934 515 select SYS_SUPPORTS_SH_CMT
f020c92d 516 select ARCH_WANT_OPTIONAL_GPIOLIB
ef97c3c1 517 select PINCTRL
9109a30e
MD
518
519config CPU_SUBTYPE_SH7366
520 bool "Support SH7366 processor"
521 select CPU_SH4AL_DSP
522 select CPU_SHX2
dc65a977 523 select ARCH_SHMOBILE
9109a30e
MD
524 select ARCH_SPARSEMEM_ENABLE
525 select SYS_SUPPORTS_NUMA
fbfa8934 526 select SYS_SUPPORTS_SH_CMT
b5f42db0 527
3cc000b5
PM
528endchoice
529
530endif
531
532if SUPERH64
533
534choice
535 prompt "Processor sub-type selection"
536
ea0e1a9a
PM
537# SH-5 Processor Support
538
539config CPU_SUBTYPE_SH5_101
540 bool "Support SH5-101 processor"
541 select CPU_SH5
542
543config CPU_SUBTYPE_SH5_103
544 bool "Support SH5-103 processor"
8ef97dd7 545 select CPU_SH5
ea0e1a9a 546
b5f42db0
PM
547endchoice
548
3cc000b5
PM
549endif
550
f3d22298 551source "arch/sh/mm/Kconfig"
939a24a6 552
4690bdc7 553source "arch/sh/Kconfig.cpu"
f3d22298 554
939a24a6 555source "arch/sh/boards/Kconfig"
32351a28 556
32351a28
PM
557menu "Timer and clock configuration"
558
cad82448
PM
559config SH_PCLK_FREQ
560 int "Peripheral clock frequency (in Hz)"
8152a74b 561 depends on SH_CLK_CPG_LEGACY
9d4436a6 562 default "31250000" if CPU_SUBTYPE_SH7619
8152a74b
PM
563 default "33333333" if CPU_SUBTYPE_SH7770 || \
564 CPU_SUBTYPE_SH7760 || \
565 CPU_SUBTYPE_SH7705 || \
566 CPU_SUBTYPE_SH7203 || \
567 CPU_SUBTYPE_SH7206 || \
568 CPU_SUBTYPE_SH7263 || \
43a1839c 569 CPU_SUBTYPE_MXG
05627486 570 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
cad82448 571 default "66000000" if CPU_SUBTYPE_SH4_202
05627486 572 default "50000000"
1da177e4 573 help
cad82448
PM
574 This option is used to specify the peripheral clock frequency.
575 This is necessary for determining the reference clock value on
576 platforms lacking an RTC.
1da177e4 577
36aa1e32
PM
578config SH_CLK_CPG
579 def_bool y
580
253b0887 581config SH_CLK_CPG_LEGACY
36aa1e32 582 depends on SH_CLK_CPG
43a1839c 583 def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \
51ce3068 584 !CPU_SHX3 && !CPU_SUBTYPE_SH7757 && \
bcb86e0a
PM
585 !CPU_SUBTYPE_SH7734 && !CPU_SUBTYPE_SH7264 && \
586 !CPU_SUBTYPE_SH7269
253b0887 587
32351a28
PM
588endmenu
589
cad82448 590menu "CPU Frequency scaling"
cad82448 591source "drivers/cpufreq/Kconfig"
cad82448
PM
592endmenu
593
9f5e8eee
PM
594source "arch/sh/drivers/Kconfig"
595
cad82448 596endmenu
1da177e4 597
cad82448
PM
598menu "Kernel features"
599
91b91d01
PM
600source kernel/Kconfig.hz
601
cad82448
PM
602config KEXEC
603 bool "kexec system call (EXPERIMENTAL)"
0d57af1e 604 depends on SUPERH32 && MMU
1da177e4 605 help
cad82448
PM
606 kexec is a system call that implements the ability to shutdown your
607 current kernel, and to start another kernel. It is like a reboot
1f1332f7 608 but it is independent of the system firmware. And like a reboot
cad82448
PM
609 you can start any kernel with it, not just Linux.
610
1f1332f7 611 The name comes from the similarity to the exec system call.
cad82448
PM
612
613 It is an ongoing process to be certain the hardware in a machine
614 is properly shutdown, so do not be surprised if this code does not
bf220695
GU
615 initially work for you. As of this writing the exact hardware
616 interface is strongly in flux, so no good recommendation can be
617 made.
cad82448 618
4d5ade5b
PM
619config CRASH_DUMP
620 bool "kernel crash dumps (EXPERIMENTAL)"
0d57af1e 621 depends on SUPERH32 && BROKEN_ON_SMP
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622 help
623 Generate crash dump after being started by kexec.
624 This should be normally only set in special crash dump kernels
625 which are loaded in the main kernel with kexec-tools into
626 a specially reserved region and then later executed after
627 a crash by kdump/kexec. The crash dump kernel must be compiled
628 to a memory address not used by the main kernel using
e66ac3f2 629 PHYSICAL_START.
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630
631 For more details see Documentation/kdump/kdump.txt
632
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633config KEXEC_JUMP
634 bool "kexec jump (EXPERIMENTAL)"
0d57af1e 635 depends on SUPERH32 && KEXEC && HIBERNATION
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636 help
637 Jump between original kernel and kexeced kernel and invoke
638 code via KEXEC
639
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640config PHYSICAL_START
641 hex "Physical address where the kernel is loaded" if (EXPERT || CRASH_DUMP)
642 default MEMORY_START
643 ---help---
644 This gives the physical address where the kernel is loaded
645 and is ordinarily the same as MEMORY_START.
646
647 Different values are primarily used in the case of kexec on panic
648 where the fail safe kernel needs to run at a different address
649 than the panic-ed kernel.
650
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651config SECCOMP
652 bool "Enable seccomp to safely compute untrusted bytecode"
653 depends on PROC_FS
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654 help
655 This kernel feature is useful for number crunching applications
656 that may need to compute untrusted bytecode during their
657 execution. By using pipes or other transports made available to
658 the process as file descriptors supporting the read/write
659 syscalls, it's possible to isolate those applications in
660 their own address space using seccomp. Once seccomp is
661 enabled via prctl, it cannot be disabled and the task is only
662 allowed to execute a few safe syscalls defined by each seccomp
663 mode.
664
665 If unsure, say N.
666
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667config SMP
668 bool "Symmetric multi-processing support"
357d5946 669 depends on SYS_SUPPORTS_SMP
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670 ---help---
671 This enables support for systems with more than one CPU. If you have
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672 a system with only one CPU, say N. If you have a system with more
673 than one CPU, say Y.
1da177e4 674
4a474157 675 If you say N here, the kernel will run on uni- and multiprocessor
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676 machines, but will use only one CPU of a multiprocessor machine. If
677 you say Y here, the kernel will run on many, but not all,
4a474157 678 uniprocessor machines. On a uniprocessor machine, the kernel
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679 will run faster if you say N here.
680
681 People using multiprocessor machines who say Y here should also say
682 Y to "Enhanced Real Time Clock Support", below.
683
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684 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
685 available at <http://www.tldp.org/docs.html#howto>.
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686
687 If you don't know what to do here, say N.
688
689config NR_CPUS
690 int "Maximum number of CPUs (2-32)"
691 range 2 32
692 depends on SMP
2eb2a436 693 default "4" if CPU_SUBTYPE_SHX3
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694 default "2"
695 help
696 This allows you to specify the maximum number of CPUs which this
697 kernel will support. The maximum supported value is 32 and the
698 minimum value which makes sense is 2.
699
700 This is purely to save memory - each supported CPU adds
701 approximately eight kilobytes to the kernel image.
702
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703config HOTPLUG_CPU
704 bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
40b31360 705 depends on SMP
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706 help
707 Say Y here to experiment with turning CPUs off and on. CPUs
708 can be controlled through /sys/devices/system/cpu.
709
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710source "kernel/Kconfig.preempt"
711
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712config GUSA
713 def_bool y
1efe4ce3 714 depends on !SMP && SUPERH32
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715 help
716 This enables support for gUSA (general UserSpace Atomicity).
717 This is the default implementation for both UP and non-ll/sc
718 CPUs, and is used by the libc, amongst others.
719
720 For additional information, design information can be found
721 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
722
723 This should only be disabled for special cases where alternate
724 atomicity implementations exist.
725
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726config GUSA_RB
727 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
728 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
729 help
730 Enabling this option will allow the kernel to implement some
692105b8 731 atomic operations using a software implementation of load-locked/
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732 store-conditional (LLSC). On machines which do not have hardware
733 LLSC, this should be more efficient than the other alternative of
692105b8 734 disabling interrupts around the atomic sequence.
1efe4ce3 735
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736config HW_PERF_EVENTS
737 bool "Enable hardware performance counter support for perf events"
738 depends on PERF_EVENTS && CPU_HAS_PMU
739 default y
740 help
741 Enable hardware performance counter support for perf events. If
742 disabled, perf events will use software events only.
743
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744source "drivers/sh/Kconfig"
745
cad82448 746endmenu
1da177e4 747
cad82448 748menu "Boot options"
1da177e4 749
cad82448 750config ZERO_PAGE_OFFSET
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751 hex
752 default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \
753 SH_7751_SOLUTION_ENGINE
754 default "0x00004000" if PAGE_SIZE_16KB || SH_SH03
7a847f81 755 default "0x00002000" if PAGE_SIZE_8KB
cad82448 756 default "0x00001000"
1da177e4 757 help
cad82448 758 This sets the default offset of zero page.
1da177e4 759
cad82448 760config BOOT_LINK_OFFSET
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761 hex
762 default "0x00210000" if SH_SHMIN
a2e76c80 763 default "0x00400000" if SH_CAYMAN
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764 default "0x00810000" if SH_7780_SOLUTION_ENGINE
765 default "0x009e0000" if SH_TITAN
766 default "0x01800000" if SH_SDK7780
767 default "0x02000000" if SH_EDOSK7760
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768 default "0x00800000"
769 help
770 This option allows you to set the link address offset of the zImage.
771 This can be useful if you are on a board which has a small amount of
772 memory.
1da177e4 773
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774config ENTRY_OFFSET
775 hex
776 default "0x00001000" if PAGE_SIZE_4KB
777 default "0x00002000" if PAGE_SIZE_8KB
778 default "0x00004000" if PAGE_SIZE_16KB
779 default "0x00010000" if PAGE_SIZE_64KB
780 default "0x00000000"
781
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782config ROMIMAGE_MMCIF
783 bool "Include MMCIF loader in romImage (EXPERIMENTAL)"
0d57af1e 784 depends on CPU_SUBTYPE_SH7724
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785 help
786 Say Y here to include experimental MMCIF loading code in
787 romImage. With this enabled it is possible to write the romImage
788 kernel image to an MMC card and boot the kernel straight from
789 the reset vector. At reset the processor Mask ROM will load the
790 first part of the romImage which in turn loads the rest the kernel
791 image to RAM using the MMCIF hardware block.
792
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793choice
794 prompt "Kernel command line"
795 optional
796 default CMDLINE_OVERWRITE
797 help
798 Setting this option allows the kernel command line arguments
799 to be set.
800
801config CMDLINE_OVERWRITE
802 bool "Overwrite bootloader kernel arguments"
803 help
804 Given string will overwrite any arguments passed in by
805 a bootloader.
806
807config CMDLINE_EXTEND
808 bool "Extend bootloader kernel arguments"
809 help
810 Given string will be concatenated with arguments passed in
811 by a bootloader.
812
813endchoice
1da177e4 814
cad82448 815config CMDLINE
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816 string "Kernel command line arguments string"
817 depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND
cad82448 818 default "console=ttySC1,115200"
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819
820endmenu
821
cad82448 822menu "Bus options"
1da177e4 823
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824config SUPERHYWAY
825 tristate "SuperHyway Bus support"
826 depends on CPU_SUBTYPE_SH4_202
1da177e4 827
17be2d2b 828config MAPLE
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829 bool "Maple Bus support"
830 depends on SH_DREAMCAST
831 help
832 The Maple Bus is SEGA's serial communication bus for peripherals
833 on the Dreamcast. Without this bus support you won't be able to
834 get your Dreamcast keyboard etc to work, so most users
835 probably want to say 'Y' here, unless you are only using the
836 Dreamcast with a serial line terminal or a remote network
837 connection.
17be2d2b 838
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839config PCI
840 bool "PCI support"
841 depends on SYS_SUPPORTS_PCI
320e68da 842 select PCI_DOMAINS
43db595e 843 select GENERIC_PCI_IOMAP
1e05b62a 844 select NO_GENERIC_PCI_IOPORT_MAP
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845 help
846 Find out whether you have a PCI motherboard. PCI is the name of a
847 bus system, i.e. the way the CPU talks to the other stuff inside
848 your box. If you have PCI, say Y, otherwise N.
1da177e4 849
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850config PCI_DOMAINS
851 bool
852
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853source "drivers/pci/pcie/Kconfig"
854
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855source "drivers/pci/Kconfig"
856
857source "drivers/pcmcia/Kconfig"
858
859source "drivers/pci/hotplug/Kconfig"
860
861endmenu
862
863menu "Executable file formats"
864
865source "fs/Kconfig.binfmt"
866
867endmenu
868
3aa770e7 869menu "Power management options (EXPERIMENTAL)"
f4cb5700 870
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871source "kernel/power/Kconfig"
872
873source "drivers/cpuidle/Kconfig"
3aa770e7 874
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875endmenu
876
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877source "net/Kconfig"
878
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879source "drivers/Kconfig"
880
881source "fs/Kconfig"
882
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883source "arch/sh/Kconfig.debug"
884
885source "security/Kconfig"
886
887source "crypto/Kconfig"
888
889source "lib/Kconfig"
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