Commit | Line | Data |
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1da177e4 LT |
1 | # |
2 | # For a description of the syntax of this configuration file, | |
3 | # see Documentation/kbuild/kconfig-language.txt. | |
4 | # | |
5 | ||
6 | mainmenu "Linux/SuperH Kernel Configuration" | |
7 | ||
8 | config SUPERH | |
9 | bool | |
10 | default y | |
11 | help | |
12 | The SuperH is a RISC processor targeted for use in embedded systems | |
13 | and consumer electronics; it was also used in the Sega Dreamcast | |
14 | gaming console. The SuperH port has a home page at | |
15 | <http://www.linux-sh.org/>. | |
16 | ||
17 | config UID16 | |
18 | bool | |
19 | default y | |
20 | ||
21 | config RWSEM_GENERIC_SPINLOCK | |
22 | bool | |
23 | default y | |
24 | ||
25 | config RWSEM_XCHGADD_ALGORITHM | |
26 | bool | |
27 | ||
28 | config GENERIC_HARDIRQS | |
29 | bool | |
30 | default y | |
31 | ||
32 | config GENERIC_IRQ_PROBE | |
33 | bool | |
34 | default y | |
35 | ||
36 | config GENERIC_CALIBRATE_DELAY | |
37 | bool | |
38 | default y | |
39 | ||
40 | source "init/Kconfig" | |
41 | ||
42 | menu "System type" | |
43 | ||
44 | choice | |
45 | prompt "SuperH system type" | |
46 | default SH_UNKNOWN | |
47 | ||
48 | config SH_SOLUTION_ENGINE | |
49 | bool "SolutionEngine" | |
50 | help | |
51 | Select SolutionEngine if configuring for a Hitachi SH7709 | |
52 | or SH7750 evaluation board. | |
53 | ||
54 | config SH_7751_SOLUTION_ENGINE | |
55 | bool "SolutionEngine7751" | |
56 | help | |
57 | Select 7751 SolutionEngine if configuring for a Hitachi SH7751 | |
58 | evaluation board. | |
59 | ||
60 | config SH_7300_SOLUTION_ENGINE | |
61 | bool "SolutionEngine7300" | |
62 | help | |
63 | Select 7300 SolutionEngine if configuring for a Hitachi SH7300(SH-Mobile V) | |
64 | evaluation board. | |
65 | ||
66 | config SH_73180_SOLUTION_ENGINE | |
67 | bool "SolutionEngine73180" | |
68 | help | |
69 | Select 73180 SolutionEngine if configuring for a Hitachi SH73180(SH-Mobile 3) | |
70 | evaluation board. | |
71 | ||
72 | config SH_7751_SYSTEMH | |
73 | bool "SystemH7751R" | |
74 | help | |
75 | Select SystemH if you are configuring for a Renesas SystemH | |
76 | 7751R evaluation board. | |
77 | ||
78 | config SH_STB1_HARP | |
79 | bool "STB1_Harp" | |
80 | ||
81 | config SH_STB1_OVERDRIVE | |
82 | bool "STB1_Overdrive" | |
83 | ||
84 | config SH_HP620 | |
85 | bool "HP620" | |
86 | help | |
87 | Select HP620 if configuring for a HP jornada HP620. | |
88 | More information (hardware only) at | |
89 | <http://www.hp.com/jornada/>. | |
90 | ||
91 | config SH_HP680 | |
92 | bool "HP680" | |
93 | help | |
94 | Select HP680 if configuring for a HP Jornada HP680. | |
95 | More information (hardware only) at | |
96 | <http://www.hp.com/jornada/products/680/>. | |
97 | ||
98 | config SH_HP690 | |
99 | bool "HP690" | |
100 | help | |
101 | Select HP690 if configuring for a HP Jornada HP690. | |
102 | More information (hardware only) | |
103 | at <http://www.hp.com/jornada/products/680/>. | |
104 | ||
105 | config SH_CQREEK | |
106 | bool "CqREEK" | |
107 | help | |
108 | Select CqREEK if configuring for a CqREEK SH7708 or SH7750. | |
109 | More information at | |
110 | <http://sources.redhat.com/ecos/hardware.html#SuperH>. | |
111 | ||
112 | config SH_DMIDA | |
113 | bool "DMIDA" | |
114 | help | |
115 | Select DMIDA if configuring for a DataMyte 4000 Industrial | |
116 | Digital Assistant. More information at <http://www.dmida.com/>. | |
117 | ||
118 | config SH_EC3104 | |
119 | bool "EC3104" | |
120 | help | |
121 | Select EC3104 if configuring for a system with an Eclipse | |
122 | International EC3104 chip, e.g. the Harris AD2000. | |
123 | ||
124 | config SH_SATURN | |
125 | bool "Saturn" | |
126 | help | |
127 | Select Saturn if configuring for a SEGA Saturn. | |
128 | ||
129 | config SH_DREAMCAST | |
130 | bool "Dreamcast" | |
131 | help | |
132 | Select Dreamcast if configuring for a SEGA Dreamcast. | |
133 | More information at | |
134 | <http://www.m17n.org/linux-sh/dreamcast/>. There is a | |
135 | Dreamcast project is at <http://linuxdc.sourceforge.net/>. | |
136 | ||
137 | config SH_CAT68701 | |
138 | bool "CAT68701" | |
139 | ||
140 | config SH_BIGSUR | |
141 | bool "BigSur" | |
142 | ||
143 | config SH_SH2000 | |
144 | bool "SH2000" | |
145 | help | |
146 | SH-2000 is a single-board computer based around SH7709A chip | |
147 | intended for embedded applications. | |
148 | It has an Ethernet interface (CS8900A), direct connected | |
149 | Compact Flash socket, three serial ports and PC-104 bus. | |
150 | More information at <http://sh2000.sh-linux.org>. | |
151 | ||
152 | config SH_ADX | |
153 | bool "ADX" | |
154 | ||
155 | config SH_MPC1211 | |
156 | bool "MPC1211" | |
157 | ||
158 | config SH_SH03 | |
159 | bool "SH03" | |
160 | help | |
161 | CTP/PCI-SH03 is a CPU module computer that produced | |
162 | by Interface Corporation. | |
163 | It is compact and excellent in durability. | |
164 | It will play an active part in your factory or laboratory | |
165 | as a FA computer. | |
166 | More information at <http://www.interface.co.jp> | |
167 | ||
168 | config SH_SECUREEDGE5410 | |
169 | bool "SecureEdge5410" | |
170 | help | |
171 | Select SecureEdge5410 if configuring for a SnapGear SH board. | |
172 | This includes both the OEM SecureEdge products as well as the | |
173 | SME product line. | |
174 | ||
175 | config SH_HS7751RVOIP | |
176 | bool "HS7751RVOIP" | |
177 | help | |
178 | Select HS7751RVOIP if configuring for a Renesas Technology | |
179 | Sales VoIP board. | |
180 | ||
181 | config SH_RTS7751R2D | |
182 | bool "RTS7751R2D" | |
183 | help | |
184 | Select RTS7751R2D if configuring for a Renesas Technology | |
185 | Sales SH-Graphics board. | |
186 | ||
187 | config SH_EDOSK7705 | |
188 | bool "EDOSK7705" | |
189 | ||
190 | config SH_SH4202_MICRODEV | |
191 | bool "SH4-202 MicroDev" | |
192 | help | |
193 | Select SH4-202 MicroDev if configuring for a SuperH MicroDev board | |
194 | with an SH4-202 CPU. | |
195 | ||
196 | config SH_UNKNOWN | |
197 | bool "BareCPU" | |
198 | help | |
199 | "Bare CPU" aka "unknown" means an SH-based system which is not one | |
200 | of the specific ones mentioned above, which means you need to enter | |
201 | all sorts of stuff like CONFIG_MEMORY_START because the config | |
202 | system doesn't already know what it is. You get a machine vector | |
203 | without any platform-specific code in it, so things like the RTC may | |
204 | not work. | |
205 | ||
206 | This option is for the early stages of porting to a new machine. | |
207 | ||
208 | endchoice | |
209 | ||
210 | choice | |
211 | prompt "Processor family" | |
212 | default CPU_SH4 | |
213 | help | |
214 | This option determines the CPU family to compile for. Supported | |
215 | targets are SH-2, SH-3, and SH-4. These options are independent of | |
216 | CPU functionality. As such, SH-DSP users will still want to select | |
217 | their respective processor family in addition to the DSP support | |
218 | option. | |
219 | ||
220 | config CPU_SH2 | |
221 | bool "SH-2" | |
222 | select SH_WRITETHROUGH | |
223 | ||
224 | config CPU_SH3 | |
225 | bool "SH-3" | |
226 | ||
227 | config CPU_SH4 | |
228 | bool "SH-4" | |
229 | ||
230 | endchoice | |
231 | ||
232 | choice | |
233 | prompt "Processor subtype" | |
234 | ||
235 | config CPU_SUBTYPE_SH7604 | |
236 | bool "SH7604" | |
237 | depends on CPU_SH2 | |
238 | help | |
239 | Select SH7604 if you have SH7604 | |
240 | ||
241 | config CPU_SUBTYPE_SH7300 | |
242 | bool "SH7300" | |
243 | depends on CPU_SH3 | |
244 | ||
245 | config CPU_SUBTYPE_SH7705 | |
246 | bool "SH7705" | |
247 | depends on CPU_SH3 | |
248 | ||
249 | config CPU_SUBTYPE_SH7707 | |
250 | bool "SH7707" | |
251 | depends on CPU_SH3 | |
252 | help | |
253 | Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU. | |
254 | ||
255 | config CPU_SUBTYPE_SH7708 | |
256 | bool "SH7708" | |
257 | depends on CPU_SH3 | |
258 | help | |
259 | Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or | |
260 | if you have a 100 Mhz SH-3 HD6417708R CPU. | |
261 | ||
262 | config CPU_SUBTYPE_SH7709 | |
263 | bool "SH7709" | |
264 | depends on CPU_SH3 | |
265 | help | |
266 | Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU. | |
267 | ||
268 | config CPU_SUBTYPE_SH7750 | |
269 | bool "SH7750" | |
270 | depends on CPU_SH4 | |
271 | help | |
272 | Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU. | |
273 | ||
274 | config CPU_SUBTYPE_SH7751 | |
275 | bool "SH7751/SH7751R" | |
276 | depends on CPU_SH4 | |
277 | help | |
278 | Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU, | |
279 | or if you have a HD6417751R CPU. | |
280 | ||
281 | config CPU_SUBTYPE_SH7760 | |
282 | bool "SH7760" | |
283 | depends on CPU_SH4 | |
284 | ||
285 | config CPU_SUBTYPE_SH73180 | |
286 | bool "SH73180" | |
287 | depends on CPU_SH4 | |
288 | ||
289 | config CPU_SUBTYPE_ST40STB1 | |
290 | bool "ST40STB1 / ST40RA" | |
291 | depends on CPU_SH4 | |
292 | help | |
293 | Select ST40STB1 if you have a ST40RA CPU. | |
294 | This was previously called the ST40STB1, hence the option name. | |
295 | ||
296 | config CPU_SUBTYPE_ST40GX1 | |
297 | bool "ST40GX1" | |
298 | depends on CPU_SH4 | |
299 | help | |
300 | Select ST40GX1 if you have a ST40GX1 CPU. | |
301 | ||
302 | config CPU_SUBTYPE_SH4_202 | |
303 | bool "SH4-202" | |
304 | depends on CPU_SH4 | |
305 | ||
306 | endchoice | |
307 | ||
308 | config SH7705_CACHE_32KB | |
309 | bool "Enable 32KB cache size for SH7705" | |
310 | depends on CPU_SUBTYPE_SH7705 | |
311 | default y | |
312 | ||
313 | config MMU | |
314 | bool "Support for memory management hardware" | |
315 | depends on !CPU_SH2 | |
316 | default y | |
317 | help | |
318 | Early SH processors (such as the SH7604) lack an MMU. In order to | |
319 | boot on these systems, this option must not be set. | |
320 | ||
321 | On other systems (such as the SH-3 and 4) where an MMU exists, | |
322 | turning this off will boot the kernel on these machines with the | |
323 | MMU implicitly switched off. | |
324 | ||
325 | choice | |
326 | prompt "HugeTLB page size" | |
327 | depends on HUGETLB_PAGE && CPU_SH4 && MMU | |
328 | default HUGETLB_PAGE_SIZE_64K | |
329 | ||
330 | config HUGETLB_PAGE_SIZE_64K | |
331 | bool "64K" | |
332 | ||
333 | config HUGETLB_PAGE_SIZE_1MB | |
334 | bool "1MB" | |
335 | ||
336 | endchoice | |
337 | ||
338 | config CMDLINE_BOOL | |
339 | bool "Default bootloader kernel arguments" | |
340 | ||
341 | config CMDLINE | |
342 | string "Initial kernel command string" | |
343 | depends on CMDLINE_BOOL | |
344 | default "console=ttySC1,115200" | |
345 | ||
346 | # Platform-specific memory start and size definitions | |
347 | config MEMORY_START | |
348 | hex "Physical memory start address" if !MEMORY_SET || MEMORY_OVERRIDE | |
349 | default "0x08000000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || SH_MPC1211 || SH_SH03 || SH_SECUREEDGE5410 || SH_SH4202_MICRODEV | |
350 | default "0x0c000000" if !MEMORY_OVERRIDE && (SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_73180_SOLUTION_ENGINE || SH_7300_SOLUTION_ENGINE || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_HS7751RVOIP || SH_RTS7751R2D || SH_EDOSK7705) | |
351 | ---help--- | |
352 | Computers built with Hitachi SuperH processors always | |
353 | map the ROM starting at address zero. But the processor | |
354 | does not specify the range that RAM takes. | |
355 | ||
356 | The physical memory (RAM) start address will be automatically | |
357 | set to 08000000, unless you selected one of the following | |
358 | processor types: SolutionEngine, Overdrive, HP620, HP680, HP690, | |
359 | in which case the start address will be set to 0c000000. | |
360 | ||
361 | Tweak this only when porting to a new machine which is not already | |
362 | known by the config system. Changing it from the known correct | |
363 | value on any of the known systems will only lead to disaster. | |
364 | ||
365 | config MEMORY_SIZE | |
366 | hex "Physical memory size" if !MEMORY_SET || MEMORY_OVERRIDE | |
367 | default "0x00400000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || !MEMORY_OVERRIDE && (SH_HP600 || SH_BIGSUR || SH_SH2000) | |
368 | default "0x01000000" if !MEMORY_OVERRIDE && SH_DREAMCAST || SH_SECUREEDGE5410 || SH_EDOSK7705 | |
369 | default "0x02000000" if !MEMORY_OVERRIDE && (SH_73180_SOLUTION_ENGINE || SH_SOLUTION_ENGINE) | |
370 | default "0x04000000" if !MEMORY_OVERRIDE && (SH_7300_SOLUTION_ENGINE || SH_7751_SOLUTION_ENGINE || SH_HS7751RVOIP || SH_RTS7751R2D || SH_SH4202_MICRODEV) | |
371 | default "0x08000000" if SH_MPC1211 || SH_SH03 | |
372 | help | |
373 | This sets the default memory size assumed by your SH kernel. It can | |
374 | be overridden as normal by the 'mem=' argument on the kernel command | |
375 | line. If unsure, consult your board specifications or just leave it | |
376 | as 0x00400000 which was the default value before this became | |
377 | configurable. | |
378 | ||
379 | config MEMORY_SET | |
380 | bool | |
381 | depends on !MEMORY_OVERRIDE && (SH_MPC1211 || SH_SH03 || SH_ADX || SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_SECUREEDGE5410 || SH_HS7751RVOIP || SH_RTS7751R2D || SH_SH4202_MICRODEV || SH_EDOSK7705) | |
382 | default y | |
383 | help | |
384 | This is an option about which you will never be asked a question. | |
385 | Therefore, I conclude that you do not exist - go away. | |
386 | ||
387 | There is a grue here. | |
388 | ||
389 | # If none of the above have set memory start/size, ask the user. | |
390 | config MEMORY_OVERRIDE | |
391 | bool "Override default load address and memory size" | |
392 | ||
393 | # XXX: break these out into the board-specific configs below | |
394 | config CF_ENABLER | |
395 | bool "Compact Flash Enabler support" | |
396 | depends on SH_ADX || SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_CAT68701 || SH_SH03 | |
397 | ---help--- | |
398 | Compact Flash is a small, removable mass storage device introduced | |
399 | in 1994 originally as a PCMCIA device. If you say `Y' here, you | |
400 | compile in support for Compact Flash devices directly connected to | |
401 | a SuperH processor. A Compact Flash FAQ is available at | |
402 | <http://www.compactflash.org/faqs/faq.htm>. | |
403 | ||
404 | If your board has "Directly Connected" CompactFlash at area 5 or 6, | |
405 | you may want to enable this option. Then, you can use CF as | |
406 | primary IDE drive (only tested for SanDisk). | |
407 | ||
408 | If in doubt, select 'N'. | |
409 | ||
410 | choice | |
411 | prompt "Compact Flash Connection Area" | |
412 | depends on CF_ENABLER | |
413 | default CF_AREA6 | |
414 | ||
415 | config CF_AREA5 | |
416 | bool "Area5" | |
417 | help | |
418 | If your board has "Directly Connected" CompactFlash, You should | |
419 | select the area where your CF is connected to. | |
420 | ||
421 | - "Area5" if CompactFlash is connected to Area 5 (0x14000000) | |
422 | - "Area6" if it is connected to Area 6 (0x18000000) | |
423 | ||
424 | "Area6" will work for most boards. For ADX, select "Area5". | |
425 | ||
426 | config CF_AREA6 | |
427 | bool "Area6" | |
428 | ||
429 | endchoice | |
430 | ||
431 | config CF_BASE_ADDR | |
432 | hex | |
433 | depends on CF_ENABLER | |
434 | default "0xb8000000" if CF_AREA6 | |
435 | default "0xb4000000" if CF_AREA5 | |
436 | ||
437 | # The SH7750 RTC module is disabled in the Dreamcast | |
438 | config SH_RTC | |
439 | bool | |
440 | depends on !SH_DREAMCAST && !SH_SATURN && !SH_7300_SOLUTION_ENGINE && !SH_73180_SOLUTION_ENGINE | |
441 | default y | |
442 | help | |
443 | Selecting this option will allow the Linux kernel to emulate | |
444 | PC's RTC. | |
445 | ||
446 | If unsure, say N. | |
447 | ||
448 | config SH_FPU | |
449 | bool "FPU support" | |
450 | depends on !CPU_SH3 | |
451 | default y | |
452 | help | |
453 | Selecting this option will enable support for SH processors that | |
454 | have FPU units (ie, SH77xx). | |
455 | ||
456 | This option must be set in order to enable the FPU. | |
457 | ||
458 | config SH_DSP | |
459 | bool "DSP support" | |
460 | depends on !CPU_SH4 | |
461 | default y | |
462 | help | |
463 | Selecting this option will enable support for SH processors that | |
464 | have DSP units (ie, SH2-DSP and SH3-DSP). It is safe to say Y here | |
465 | by default, as the existance of the DSP will be probed at runtime. | |
466 | ||
467 | This option must be set in order to enable the DSP. | |
468 | ||
469 | config SH_ADC | |
470 | bool "ADC support" | |
471 | depends on CPU_SH3 | |
472 | default y | |
473 | help | |
474 | Selecting this option will allow the Linux kernel to use SH3 on-chip | |
475 | ADC module. | |
476 | ||
477 | If unsure, say N. | |
478 | ||
479 | config SH_HP600 | |
480 | bool | |
481 | depends on SH_HP620 || SH_HP680 || SH_HP690 | |
482 | default y | |
483 | ||
484 | config CPU_SUBTYPE_ST40 | |
485 | bool | |
486 | depends on CPU_SUBTYPE_ST40STB1 || CPU_SUBTYPE_ST40GX1 | |
487 | default y | |
488 | ||
3f22ab27 | 489 | config ARCH_DISCONTIGMEM_ENABLE |
1da177e4 LT |
490 | bool |
491 | depends on SH_HP690 | |
492 | default y | |
493 | help | |
494 | Say Y to upport efficient handling of discontiguous physical memory, | |
495 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
496 | or have huge holes in the physical address space for other reasons. | |
497 | See <file:Documentation/vm/numa> for more. | |
498 | ||
3f22ab27 DH |
499 | source "mm/Kconfig" |
500 | ||
1da177e4 LT |
501 | config ZERO_PAGE_OFFSET |
502 | hex "Zero page offset" | |
503 | default "0x00001000" if !(SH_MPC1211 || SH_SH03) | |
504 | default "0x00004000" if SH_MPC1211 || SH_SH03 | |
505 | help | |
506 | This sets the default offset of zero page. | |
507 | ||
508 | # XXX: needs to lose subtype for system type | |
509 | config ST40_LMI_MEMORY | |
510 | bool "Memory on LMI" | |
511 | depends on CPU_SUBTYPE_ST40STB1 | |
512 | ||
513 | config MEMORY_START | |
514 | hex | |
515 | depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY | |
516 | default "0x08000000" | |
517 | ||
518 | config MEMORY_SIZE | |
519 | hex | |
520 | depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY | |
521 | default "0x00400000" | |
522 | ||
523 | config MEMORY_SET | |
524 | bool | |
525 | depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY | |
526 | default y | |
527 | ||
528 | config BOOT_LINK_OFFSET | |
529 | hex "Link address offset for booting" | |
530 | default "0x00800000" | |
531 | help | |
532 | This option allows you to set the link address offset of the zImage. | |
533 | This can be useful if you are on a board which has a small amount of | |
534 | memory. | |
535 | ||
536 | config CPU_LITTLE_ENDIAN | |
537 | bool "Little Endian" | |
538 | help | |
539 | Some SuperH machines can be configured for either little or big | |
540 | endian byte order. These modes require different kernels. Say Y if | |
541 | your machine is little endian, N if it's a big endian machine. | |
542 | ||
543 | config PREEMPT | |
544 | bool "Preemptible Kernel (EXPERIMENTAL)" | |
545 | depends on EXPERIMENTAL | |
546 | ||
547 | config UBC_WAKEUP | |
548 | bool "Wakeup UBC on startup" | |
549 | help | |
550 | Selecting this option will wakeup the User Break Controller (UBC) on | |
551 | startup. Although the UBC is left in an awake state when the processor | |
552 | comes up, some boot loaders misbehave by putting the UBC to sleep in a | |
553 | power saving state, which causes issues with things like ptrace(). | |
554 | ||
555 | If unsure, say N. | |
556 | ||
557 | config SH_WRITETHROUGH | |
558 | bool "Use write-through caching" | |
559 | default y if CPU_SH2 | |
560 | help | |
561 | Selecting this option will configure the caches in write-through | |
562 | mode, as opposed to the default write-back configuration. | |
563 | ||
564 | Since there's sill some aliasing issues on SH-4, this option will | |
565 | unfortunately still require the majority of flushing functions to | |
566 | be implemented to deal with aliasing. | |
567 | ||
568 | If unsure, say N. | |
569 | ||
570 | config SH_OCRAM | |
571 | bool "Operand Cache RAM (OCRAM) support" | |
572 | help | |
573 | Selecting this option will automatically tear down the number of | |
574 | sets in the dcache by half, which in turn exposes a memory range. | |
575 | ||
576 | The addresses for the OC RAM base will vary according to the | |
577 | processor version. Consult vendor documentation for specifics. | |
578 | ||
579 | If unsure, say N. | |
580 | ||
581 | config SH_STORE_QUEUES | |
582 | bool "Support for Store Queues" | |
583 | depends on CPU_SH4 | |
584 | help | |
585 | Selecting this option will enable an in-kernel API for manipulating | |
586 | the store queues integrated in the SH-4 processors. | |
587 | ||
588 | config SMP | |
589 | bool "Symmetric multi-processing support" | |
590 | ---help--- | |
591 | This enables support for systems with more than one CPU. If you have | |
592 | a system with only one CPU, like most personal computers, say N. If | |
593 | you have a system with more than one CPU, say Y. | |
594 | ||
595 | If you say N here, the kernel will run on single and multiprocessor | |
596 | machines, but will use only one CPU of a multiprocessor machine. If | |
597 | you say Y here, the kernel will run on many, but not all, | |
598 | singleprocessor machines. On a singleprocessor machine, the kernel | |
599 | will run faster if you say N here. | |
600 | ||
601 | People using multiprocessor machines who say Y here should also say | |
602 | Y to "Enhanced Real Time Clock Support", below. | |
603 | ||
604 | See also the <file:Documentation/smp.txt>, | |
605 | <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available | |
606 | at <http://www.tldp.org/docs.html#howto>. | |
607 | ||
608 | If you don't know what to do here, say N. | |
609 | ||
610 | config NR_CPUS | |
611 | int "Maximum number of CPUs (2-32)" | |
612 | range 2 32 | |
613 | depends on SMP | |
614 | default "2" | |
615 | help | |
616 | This allows you to specify the maximum number of CPUs which this | |
617 | kernel will support. The maximum supported value is 32 and the | |
618 | minimum value which makes sense is 2. | |
619 | ||
620 | This is purely to save memory - each supported CPU adds | |
621 | approximately eight kilobytes to the kernel image. | |
622 | ||
623 | config HS7751RVOIP_CODEC | |
624 | bool "Support VoIP Codec section" | |
625 | depends on SH_HS7751RVOIP | |
626 | help | |
627 | Selecting this option will support CODEC section. | |
628 | ||
629 | config RTS7751R2D_REV11 | |
630 | bool "RTS7751R2D Rev. 1.1 board support" | |
631 | depends on SH_RTS7751R2D | |
632 | help | |
633 | Selecting this option will support version rev. 1.1. | |
634 | ||
635 | config SH_PCLK_CALC | |
636 | bool | |
637 | default n if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH73180 | |
638 | default y | |
639 | help | |
640 | This option will cause the PCLK value to be probed at run-time. It | |
641 | will display a notification if the probed value has greater than a | |
642 | 1% variance of the hardcoded CONFIG_SH_PCLK_FREQ. | |
643 | ||
644 | config SH_PCLK_FREQ | |
645 | int "Peripheral clock frequency (in Hz)" | |
646 | default "50000000" if CPU_SUBTYPE_SH7750 | |
647 | default "60000000" if CPU_SUBTYPE_SH7751 | |
648 | default "33333333" if CPU_SUBTYPE_SH7300 | |
649 | default "27000000" if CPU_SUBTYPE_SH73180 | |
650 | default "66000000" if CPU_SUBTYPE_SH4_202 | |
651 | default "1193182" | |
652 | help | |
653 | This option is used to specify the peripheral clock frequency. This | |
654 | option must be set for each processor in order for the kernel to | |
655 | function reliably. If no sane default exists, we use a default from | |
656 | the legacy i8254. Any discrepancies will be reported on boot time | |
657 | with an auto-probed frequency which should be considered the proper | |
658 | value for your hardware. | |
659 | ||
660 | menu "CPU Frequency scaling" | |
661 | ||
662 | source "drivers/cpufreq/Kconfig" | |
663 | ||
664 | config SH_CPU_FREQ | |
665 | tristate "SuperH CPU Frequency driver" | |
666 | depends on CPU_FREQ | |
667 | select CPU_FREQ_TABLE | |
668 | help | |
669 | This adds the cpufreq driver for SuperH. At present, only | |
670 | the SH-4 is supported. | |
671 | ||
672 | For details, take a look at <file:Documentation/cpu-freq>. | |
673 | ||
674 | If unsure, say N. | |
675 | ||
676 | endmenu | |
677 | ||
678 | source "arch/sh/drivers/dma/Kconfig" | |
679 | ||
680 | source "arch/sh/cchips/Kconfig" | |
681 | ||
682 | config HEARTBEAT | |
683 | bool "Heartbeat LED" | |
684 | depends on SH_MPC1211 || SH_SH03 || SH_CAT68701 || SH_STB1_HARP || SH_STB1_OVERDRIVE || SH_BIGSUR || SH_7751_SOLUTION_ENGINE || SH_7300_SOLUTION_ENGINE || SH_73180_SOLUTION_ENGINE || SH_SOLUTION_ENGINE || SH_RTS7751R2D || SH_SH4202_MICRODEV | |
685 | help | |
686 | Use the power-on LED on your machine as a load meter. The exact | |
687 | behavior is platform-dependent, but normally the flash frequency is | |
688 | a hyperbolic function of the 5-minute load average. | |
689 | ||
690 | config RTC_9701JE | |
691 | tristate "EPSON RTC-9701JE support" | |
692 | depends on SH_RTS7751R2D | |
693 | help | |
694 | Selecting this option will support EPSON RTC-9701JE. | |
695 | ||
696 | endmenu | |
697 | ||
5cae841b AV |
698 | config ISA_DMA_API |
699 | bool | |
700 | depends on MPC1211 | |
701 | default y | |
1da177e4 LT |
702 | |
703 | menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)" | |
704 | ||
705 | # Even on SuperH devices which don't have an ISA bus, | |
706 | # this variable helps the PCMCIA modules handle | |
707 | # IRQ requesting properly -- Greg Banks. | |
708 | # | |
709 | # Though we're generally not interested in it when | |
710 | # we're not using PCMCIA, so we make it dependent on | |
711 | # PCMCIA outright. -- PFM. | |
712 | config ISA | |
713 | bool | |
714 | default y if PCMCIA || SMC91X | |
715 | help | |
716 | Find out whether you have ISA slots on your motherboard. ISA is the | |
717 | name of a bus system, i.e. the way the CPU talks to the other stuff | |
718 | inside your box. Other bus systems are PCI, EISA, MicroChannel | |
719 | (MCA) or VESA. ISA is an older system, now being displaced by PCI; | |
720 | newer boards don't support it. If you have ISA, say Y, otherwise N. | |
721 | ||
722 | config EISA | |
723 | bool | |
724 | ---help--- | |
725 | The Extended Industry Standard Architecture (EISA) bus was | |
726 | developed as an open alternative to the IBM MicroChannel bus. | |
727 | ||
728 | The EISA bus provided some of the features of the IBM MicroChannel | |
729 | bus while maintaining backward compatibility with cards made for | |
730 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
731 | 1995 when it was made obsolete by the PCI bus. | |
732 | ||
733 | Say Y here if you are building a kernel for an EISA-based machine. | |
734 | ||
735 | Otherwise, say N. | |
736 | ||
737 | config MCA | |
738 | bool | |
739 | help | |
740 | MicroChannel Architecture is found in some IBM PS/2 machines and | |
741 | laptops. It is a bus system similar to PCI or ISA. See | |
742 | <file:Documentation/mca.txt> (and especially the web page given | |
743 | there) before attempting to build an MCA bus kernel. | |
744 | ||
745 | config SBUS | |
746 | bool | |
747 | ||
748 | config MAPLE | |
749 | tristate "Maple Bus support" | |
750 | depends on SH_DREAMCAST | |
751 | default y | |
752 | ||
753 | source "arch/sh/drivers/pci/Kconfig" | |
754 | ||
755 | source "drivers/pci/Kconfig" | |
756 | ||
757 | source "drivers/pcmcia/Kconfig" | |
758 | ||
759 | source "drivers/pci/hotplug/Kconfig" | |
760 | ||
761 | endmenu | |
762 | ||
763 | menu "Executable file formats" | |
764 | ||
765 | source "fs/Kconfig.binfmt" | |
766 | ||
767 | endmenu | |
768 | ||
769 | menu "SH initrd options" | |
770 | depends on BLK_DEV_INITRD | |
771 | ||
772 | config EMBEDDED_RAMDISK | |
773 | bool "Embed root filesystem ramdisk into the kernel" | |
774 | ||
775 | config EMBEDDED_RAMDISK_IMAGE | |
776 | string "Filename of gziped ramdisk image" | |
777 | depends on EMBEDDED_RAMDISK | |
778 | default "ramdisk.gz" | |
779 | help | |
780 | This is the filename of the ramdisk image to be built into the | |
781 | kernel. Relative pathnames are relative to arch/sh/ramdisk/. | |
782 | The ramdisk image is not part of the kernel distribution; you must | |
783 | provide one yourself. | |
784 | ||
785 | endmenu | |
786 | ||
787 | source "drivers/Kconfig" | |
788 | ||
789 | source "fs/Kconfig" | |
790 | ||
791 | source "arch/sh/oprofile/Kconfig" | |
792 | ||
793 | source "arch/sh/Kconfig.debug" | |
794 | ||
795 | source "security/Kconfig" | |
796 | ||
797 | source "crypto/Kconfig" | |
798 | ||
799 | source "lib/Kconfig" |