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14cf11af PM |
1 | # For a description of the syntax of this configuration file, |
2 | # see Documentation/kbuild/kconfig-language.txt. | |
3 | # | |
4 | ||
5 | mainmenu "Linux/PowerPC Kernel Configuration" | |
6 | ||
a0ae9c7c | 7 | source "arch/powerpc/platforms/Kconfig.cputype" |
17e638bc | 8 | |
14cf11af PM |
9 | config PPC32 |
10 | bool | |
11 | default y if !PPC64 | |
12 | ||
13 | config 64BIT | |
14 | bool | |
15 | default y if PPC64 | |
16 | ||
2578bfae SR |
17 | config WORD_SIZE |
18 | int | |
19 | default 64 if PPC64 | |
20 | default 32 if !PPC64 | |
21 | ||
14cf11af PM |
22 | config PPC_MERGE |
23 | def_bool y | |
24 | ||
25 | config MMU | |
26 | bool | |
27 | default y | |
28 | ||
aa3be5f3 TB |
29 | config GENERIC_CMOS_UPDATE |
30 | def_bool y | |
31 | ||
4a4cfe38 TB |
32 | config GENERIC_TIME |
33 | def_bool y | |
34 | ||
35 | config GENERIC_TIME_VSYSCALL | |
36 | def_bool y | |
37 | ||
d831d0b8 TB |
38 | config GENERIC_CLOCKEVENTS |
39 | def_bool y | |
40 | ||
14cf11af PM |
41 | config GENERIC_HARDIRQS |
42 | bool | |
43 | default y | |
44 | ||
0d7012a9 IM |
45 | config IRQ_PER_CPU |
46 | bool | |
47 | default y | |
48 | ||
14cf11af PM |
49 | config RWSEM_GENERIC_SPINLOCK |
50 | bool | |
51 | ||
52 | config RWSEM_XCHGADD_ALGORITHM | |
53 | bool | |
54 | default y | |
55 | ||
f0d1b0b3 DH |
56 | config ARCH_HAS_ILOG2_U32 |
57 | bool | |
ef55d53c | 58 | default y |
f0d1b0b3 DH |
59 | |
60 | config ARCH_HAS_ILOG2_U64 | |
61 | bool | |
ef55d53c | 62 | default y if 64BIT |
f0d1b0b3 | 63 | |
e779b2f9 AM |
64 | config GENERIC_HWEIGHT |
65 | bool | |
66 | default y | |
67 | ||
14cf11af PM |
68 | config GENERIC_CALIBRATE_DELAY |
69 | bool | |
70 | default y | |
71 | ||
0a9cb46a JM |
72 | config GENERIC_FIND_NEXT_BIT |
73 | bool | |
74 | default y | |
75 | ||
f057eac0 SR |
76 | config ARCH_NO_VIRT_TO_BUS |
77 | def_bool PPC64 | |
78 | ||
14cf11af PM |
79 | config PPC |
80 | bool | |
81 | default y | |
82 | ||
83 | config EARLY_PRINTK | |
84 | bool | |
51d3082f | 85 | default y |
14cf11af PM |
86 | |
87 | config COMPAT | |
88 | bool | |
89 | default y if PPC64 | |
90 | ||
91 | config SYSVIPC_COMPAT | |
92 | bool | |
93 | depends on COMPAT && SYSVIPC | |
94 | default y | |
95 | ||
96 | # All PPC32s use generic nvram driver through ppc_md | |
97 | config GENERIC_NVRAM | |
98 | bool | |
99 | default y if PPC32 | |
100 | ||
101 | config SCHED_NO_NO_OMIT_FRAME_POINTER | |
102 | bool | |
103 | default y | |
104 | ||
105 | config ARCH_MAY_HAVE_PC_FDC | |
106 | bool | |
bed59275 | 107 | default !PPC_PSERIES || PCI |
14cf11af | 108 | |
08264cbc KG |
109 | config PPC_OF |
110 | def_bool y | |
111 | ||
97e873e5 SR |
112 | config OF |
113 | def_bool y | |
114 | ||
08264cbc KG |
115 | config PPC_UDBG_16550 |
116 | bool | |
117 | default n | |
118 | ||
08264cbc KG |
119 | config GENERIC_TBSYNC |
120 | bool | |
121 | default y if PPC32 && SMP | |
122 | default n | |
123 | ||
e65e1fc2 AV |
124 | config AUDIT_ARCH |
125 | bool | |
126 | default y | |
127 | ||
73c9ceab JF |
128 | config GENERIC_BUG |
129 | bool | |
130 | default y | |
131 | depends on BUG | |
132 | ||
b3028878 | 133 | config SYS_SUPPORTS_APM_EMULATION |
58da10bb | 134 | default y if PMAC_APM_EMU |
b3028878 JB |
135 | bool |
136 | ||
f4fc4a5b KG |
137 | config DEFAULT_UIMAGE |
138 | bool | |
139 | help | |
140 | Used to allow a board to specify it wants a uImage built by default | |
141 | default n | |
142 | ||
543b9fd3 JB |
143 | config PPC64_SWSUSP |
144 | bool | |
145 | depends on PPC64 && (BROKEN || (PPC_PMAC64 && EXPERIMENTAL)) | |
146 | default y | |
147 | ||
4c75a6f4 BH |
148 | config PPC_DCR_NATIVE |
149 | bool | |
150 | default n | |
151 | ||
152 | config PPC_DCR_MMIO | |
153 | bool | |
154 | default n | |
155 | ||
156 | config PPC_DCR | |
157 | bool | |
158 | depends on PPC_DCR_NATIVE || PPC_DCR_MMIO | |
159 | default y | |
160 | ||
4c9d2800 BH |
161 | config PPC_OF_PLATFORM_PCI |
162 | bool | |
163 | depends on PPC64 # not supported on 32 bits yet | |
164 | default n | |
165 | ||
14cf11af PM |
166 | source "init/Kconfig" |
167 | ||
4330f5da | 168 | source "arch/powerpc/platforms/Kconfig" |
14cf11af | 169 | |
14cf11af PM |
170 | menu "Kernel options" |
171 | ||
172 | config HIGHMEM | |
173 | bool "High memory support" | |
174 | depends on PPC32 | |
175 | ||
176 | source kernel/Kconfig.hz | |
177 | source kernel/Kconfig.preempt | |
178 | source "fs/Kconfig.binfmt" | |
179 | ||
180 | # We optimistically allocate largepages from the VM, so make the limit | |
181 | # large enough (16MB). This badly named config option is actually | |
182 | # max order + 1 | |
183 | config FORCE_MAX_ZONEORDER | |
184 | int | |
185 | depends on PPC64 | |
02864867 | 186 | default "9" if PPC_64K_PAGES |
14cf11af PM |
187 | default "13" |
188 | ||
189 | config MATH_EMULATION | |
190 | bool "Math emulation" | |
4d52719a | 191 | depends on 4xx || 8xx || E200 || PPC_MPC832x || E500 |
14cf11af PM |
192 | ---help--- |
193 | Some PowerPC chips designed for embedded applications do not have | |
194 | a floating-point unit and therefore do not implement the | |
195 | floating-point instructions in the PowerPC instruction set. If you | |
196 | say Y here, the kernel will include code to emulate a floating-point | |
197 | unit, which will allow programs that use floating-point | |
198 | instructions to run. | |
199 | ||
200 | config IOMMU_VMERGE | |
768cc2d3 LV |
201 | bool "Enable IOMMU virtual merging" |
202 | depends on PPC64 | |
203 | default y | |
14cf11af PM |
204 | help |
205 | Cause IO segments sent to a device for DMA to be merged virtually | |
206 | by the IOMMU when they happen to have been allocated contiguously. | |
207 | This doesn't add pressure to the IOMMU allocator. However, some | |
208 | drivers don't support getting large merged segments coming back | |
768cc2d3 LV |
209 | from *_map_sg(). |
210 | ||
211 | Most drivers don't have this problem; it is safe to say Y here. | |
14cf11af PM |
212 | |
213 | config HOTPLUG_CPU | |
214 | bool "Support for enabling/disabling CPUs" | |
215 | depends on SMP && HOTPLUG && EXPERIMENTAL && (PPC_PSERIES || PPC_PMAC) | |
216 | ---help--- | |
217 | Say Y here to be able to disable and re-enable individual | |
218 | CPUs at runtime on SMP machines. | |
219 | ||
220 | Say N if you are unsure. | |
221 | ||
cc57637b YG |
222 | config ARCH_ENABLE_MEMORY_HOTPLUG |
223 | def_bool y | |
224 | ||
14cf11af PM |
225 | config KEXEC |
226 | bool "kexec system call (EXPERIMENTAL)" | |
fd4ba7e2 | 227 | depends on (PPC_PRPMC2800 || PPC_MULTIPLATFORM) && EXPERIMENTAL |
14cf11af PM |
228 | help |
229 | kexec is a system call that implements the ability to shutdown your | |
230 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 231 | but it is independent of the system firmware. And like a reboot |
14cf11af PM |
232 | you can start any kernel with it, not just Linux. |
233 | ||
1f1332f7 | 234 | The name comes from the similarity to the exec system call. |
14cf11af PM |
235 | |
236 | It is an ongoing process to be certain the hardware in a machine | |
237 | is properly shutdown, so do not be surprised if this code does not | |
238 | initially work for you. It may help to enable device hotplugging | |
239 | support. As of this writing the exact hardware interface is | |
240 | strongly in flux, so no good recommendation can be made. | |
241 | ||
e8625d46 | 242 | config CRASH_DUMP |
cd9c99d7 | 243 | bool "Build a kdump crash kernel (EXPERIMENTAL)" |
e8625d46 HM |
244 | depends on PPC_MULTIPLATFORM && PPC64 && EXPERIMENTAL |
245 | help | |
246 | Build a kernel suitable for use as a kdump capture kernel. | |
247 | The kernel will be linked at a different address than normal, and | |
248 | so can only be used for Kdump. | |
249 | ||
250 | Don't change this unless you know what you are doing. | |
251 | ||
14cf11af PM |
252 | config PPCBUG_NVRAM |
253 | bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC | |
254 | default y if PPC_PREP | |
255 | ||
256 | config IRQ_ALL_CPUS | |
257 | bool "Distribute interrupts on all CPUs by default" | |
258 | depends on SMP && !MV64360 | |
259 | help | |
260 | This option gives the kernel permission to distribute IRQs across | |
261 | multiple CPUs. Saying N here will route all IRQs to the first | |
262 | CPU. Generally saying Y is safe, although some problems have been | |
263 | reported with SMP Power Macintoshes with this option enabled. | |
264 | ||
ffa27b6b AW |
265 | config NUMA |
266 | bool "NUMA support" | |
267 | depends on PPC64 | |
268 | default y if SMP && PPC_PSERIES | |
269 | ||
c80d79d7 YG |
270 | config NODES_SHIFT |
271 | int | |
272 | default "4" | |
273 | depends on NEED_MULTIPLE_NODES | |
274 | ||
14cf11af PM |
275 | config ARCH_SELECT_MEMORY_MODEL |
276 | def_bool y | |
277 | depends on PPC64 | |
278 | ||
279 | config ARCH_FLATMEM_ENABLE | |
9100b205 AW |
280 | def_bool y |
281 | depends on (PPC64 && !NUMA) || PPC32 | |
14cf11af | 282 | |
45fb6cea | 283 | config ARCH_SPARSEMEM_ENABLE |
14cf11af | 284 | def_bool y |
9100b205 | 285 | depends on PPC64 |
14cf11af | 286 | |
45fb6cea | 287 | config ARCH_SPARSEMEM_DEFAULT |
14cf11af | 288 | def_bool y |
78bde53e | 289 | depends on (SMP && PPC_PSERIES) || PPC_PS3 |
14cf11af | 290 | |
c67c3cb4 | 291 | config ARCH_POPULATES_NODE_MAP |
14cf11af | 292 | def_bool y |
c67c3cb4 MG |
293 | |
294 | source "mm/Kconfig" | |
14cf11af | 295 | |
7e9191da MK |
296 | config ARCH_MEMORY_PROBE |
297 | def_bool y | |
298 | depends on MEMORY_HOTPLUG | |
299 | ||
75167957 AW |
300 | # Some NUMA nodes have memory ranges that span |
301 | # other nodes. Even though a pfn is valid and | |
302 | # between a node's start and end pfns, it may not | |
303 | # reside on that node. See memmap_init_zone() | |
304 | # for details. | |
305 | config NODES_SPAN_OTHER_NODES | |
306 | def_bool y | |
307 | depends on NEED_MULTIPLE_NODES | |
308 | ||
16c2d476 BH |
309 | config PPC_HAS_HASH_64K |
310 | bool | |
311 | depends on PPC64 | |
312 | default n | |
313 | ||
3c726f8d BH |
314 | config PPC_64K_PAGES |
315 | bool "64k page size" | |
863c84b9 | 316 | depends on PPC64 |
16c2d476 | 317 | select PPC_HAS_HASH_64K |
3c726f8d BH |
318 | help |
319 | This option changes the kernel logical page size to 64k. On machines | |
98750261 KG |
320 | without processor support for 64k pages, the kernel will simulate |
321 | them by loading each individual 4k page on demand transparently, | |
322 | while on hardware with such support, it will be used to map | |
323 | normal application pages. | |
3c726f8d | 324 | |
14cf11af PM |
325 | config SCHED_SMT |
326 | bool "SMT (Hyperthreading) scheduler support" | |
327 | depends on PPC64 && SMP | |
14cf11af PM |
328 | help |
329 | SMT scheduler support improves the CPU scheduler's decision making | |
330 | when dealing with POWER5 cpus at a cost of slightly increased | |
331 | overhead in some places. If unsure say N here. | |
332 | ||
333 | config PROC_DEVICETREE | |
5f296755 PM |
334 | bool "Support for device tree in /proc" |
335 | depends on PROC_FS | |
14cf11af PM |
336 | help |
337 | This option adds a device-tree directory under /proc which contains | |
338 | an image of the device tree that the kernel copies from Open | |
5f296755 | 339 | Firmware or other boot firmware. If unsure, say Y here. |
14cf11af | 340 | |
14cf11af PM |
341 | config CMDLINE_BOOL |
342 | bool "Default bootloader kernel arguments" | |
14cf11af PM |
343 | |
344 | config CMDLINE | |
345 | string "Initial kernel command string" | |
346 | depends on CMDLINE_BOOL | |
347 | default "console=ttyS0,9600 console=tty0 root=/dev/sda2" | |
348 | help | |
349 | On some platforms, there is currently no way for the boot loader to | |
350 | pass arguments to the kernel. For these platforms, you can supply | |
351 | some command-line options at build time by entering them here. In | |
352 | most cases you will need to specify the root device here. | |
353 | ||
354 | if !44x || BROKEN | |
355 | source kernel/power/Kconfig | |
356 | endif | |
357 | ||
358 | config SECCOMP | |
359 | bool "Enable seccomp to safely compute untrusted bytecode" | |
360 | depends on PROC_FS | |
361 | default y | |
362 | help | |
363 | This kernel feature is useful for number crunching applications | |
364 | that may need to compute untrusted bytecode during their | |
365 | execution. By using pipes or other transports made available to | |
366 | the process as file descriptors supporting the read/write | |
367 | syscalls, it's possible to isolate those applications in | |
368 | their own address space using seccomp. Once seccomp is | |
369 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
370 | and the task is only allowed to execute a few safe syscalls | |
371 | defined by each seccomp mode. | |
372 | ||
373 | If unsure, say Y. Only embedded should say N here. | |
374 | ||
270429ba SW |
375 | config WANT_DEVICE_TREE |
376 | bool | |
377 | default n | |
378 | ||
379 | config DEVICE_TREE | |
380 | string "Static device tree source file" | |
381 | depends on WANT_DEVICE_TREE | |
382 | help | |
383 | This specifies the device tree source (.dts) file to be | |
384 | compiled and included when building the bootwrapper. If a | |
385 | relative filename is given, then it will be relative to | |
386 | arch/powerpc/boot/dts. If you are not using the bootwrapper, | |
387 | or do not need to build a dts into the bootwrapper, this | |
388 | field is ignored. | |
389 | ||
390 | For example, this is required when building a cuImage target | |
391 | for an older U-Boot, which cannot pass a device tree itself. | |
392 | Such a kernel will not work with a newer U-Boot that tries to | |
393 | pass a device tree (unless you tell it not to). If your U-Boot | |
394 | does not mention a device tree in "help bootm", then use the | |
395 | cuImage target and specify a device tree here. Otherwise, use | |
396 | the uImage target and leave this field blank. | |
397 | ||
14cf11af PM |
398 | endmenu |
399 | ||
400 | config ISA_DMA_API | |
401 | bool | |
402 | default y | |
403 | ||
404 | menu "Bus options" | |
405 | ||
406 | config ISA | |
407 | bool "Support for ISA-bus hardware" | |
408 | depends on PPC_PREP || PPC_CHRP | |
f9bd170a | 409 | select PPC_I8259 |
14cf11af PM |
410 | help |
411 | Find out whether you have ISA slots on your motherboard. ISA is the | |
412 | name of a bus system, i.e. the way the CPU talks to the other stuff | |
413 | inside your box. If you have an Apple machine, say N here; if you | |
414 | have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If | |
415 | you have an embedded board, consult your board documentation. | |
416 | ||
5ac6da66 CL |
417 | config ZONE_DMA |
418 | bool | |
419 | default y | |
420 | ||
14cf11af PM |
421 | config GENERIC_ISA_DMA |
422 | bool | |
423 | depends on PPC64 || POWER4 || 6xx && !CPM2 | |
424 | default y | |
425 | ||
25635c71 PM |
426 | config PPC_INDIRECT_PCI |
427 | bool | |
428 | depends on PCI | |
63dafe57 | 429 | default y if 40x || 44x |
25635c71 PM |
430 | default n |
431 | ||
14cf11af PM |
432 | config EISA |
433 | bool | |
434 | ||
435 | config SBUS | |
436 | bool | |
437 | ||
08264cbc KG |
438 | config FSL_SOC |
439 | bool | |
440 | ||
55c44991 RZ |
441 | config FSL_PCI |
442 | bool | |
443 | select PPC_INDIRECT_PCI | |
444 | ||
14cf11af PM |
445 | # Yes MCA RS/6000s exist but Linux-PPC does not currently support any |
446 | config MCA | |
447 | bool | |
448 | ||
449 | config PCI | |
53158620 | 450 | bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_86xx \ |
bed59275 | 451 | || PPC_MPC52xx || (EMBEDDED && (PPC_PSERIES || PPC_ISERIES)) \ |
d3c7ffab | 452 | || PPC_PS3 |
f21f49ea | 453 | default y if !40x && !CPM2 && !8xx && !PPC_83xx \ |
53158620 | 454 | && !PPC_85xx && !PPC_86xx |
f21f49ea | 455 | default PCI_PERMEDIA if !4xx && !CPM2 && !8xx |
14cf11af | 456 | default PCI_QSPAN if !4xx && !CPM2 && 8xx |
df87ef55 | 457 | select ARCH_SUPPORTS_MSI |
14cf11af PM |
458 | help |
459 | Find out whether your system includes a PCI bus. PCI is the name of | |
460 | a bus system, i.e. the way the CPU talks to the other stuff inside | |
461 | your box. If you say Y here, the kernel will include drivers and | |
462 | infrastructure code to support PCI bus devices. | |
463 | ||
464 | config PCI_DOMAINS | |
36e23590 MW |
465 | def_bool PCI |
466 | ||
467 | config PCI_SYSCALL | |
468 | def_bool PCI | |
14cf11af | 469 | |
14cf11af PM |
470 | config PCI_QSPAN |
471 | bool "QSpan PCI" | |
472 | depends on !4xx && !CPM2 && 8xx | |
f9bd170a | 473 | select PPC_I8259 |
14cf11af PM |
474 | help |
475 | Say Y here if you have a system based on a Motorola 8xx-series | |
476 | embedded processor with a QSPAN PCI interface, otherwise say N. | |
477 | ||
478 | config PCI_8260 | |
479 | bool | |
480 | depends on PCI && 8260 | |
25635c71 | 481 | select PPC_INDIRECT_PCI |
14cf11af PM |
482 | default y |
483 | ||
484 | config 8260_PCI9 | |
4a3ecc62 | 485 | bool "Enable workaround for MPC826x erratum PCI 9" |
14cf11af PM |
486 | depends on PCI_8260 && !ADS8272 |
487 | default y | |
488 | ||
489 | choice | |
4a3ecc62 | 490 | prompt "IDMA channel for PCI 9 workaround" |
14cf11af PM |
491 | depends on 8260_PCI9 |
492 | ||
493 | config 8260_PCI9_IDMA1 | |
494 | bool "IDMA1" | |
495 | ||
496 | config 8260_PCI9_IDMA2 | |
497 | bool "IDMA2" | |
498 | ||
499 | config 8260_PCI9_IDMA3 | |
500 | bool "IDMA3" | |
501 | ||
502 | config 8260_PCI9_IDMA4 | |
503 | bool "IDMA4" | |
504 | ||
505 | endchoice | |
506 | ||
bb53bb3d JM |
507 | source "drivers/pci/pcie/Kconfig" |
508 | ||
14cf11af PM |
509 | source "drivers/pci/Kconfig" |
510 | ||
511 | source "drivers/pcmcia/Kconfig" | |
512 | ||
513 | source "drivers/pci/hotplug/Kconfig" | |
514 | ||
515 | endmenu | |
516 | ||
517 | menu "Advanced setup" | |
518 | depends on PPC32 | |
519 | ||
520 | config ADVANCED_OPTIONS | |
521 | bool "Prompt for advanced kernel configuration options" | |
522 | help | |
523 | This option will enable prompting for a variety of advanced kernel | |
524 | configuration options. These options can cause the kernel to not | |
525 | work if they are set incorrectly, but can be used to optimize certain | |
526 | aspects of kernel memory management. | |
527 | ||
528 | Unless you know what you are doing, say N here. | |
529 | ||
530 | comment "Default settings for advanced configuration options are used" | |
531 | depends on !ADVANCED_OPTIONS | |
532 | ||
533 | config HIGHMEM_START_BOOL | |
534 | bool "Set high memory pool address" | |
535 | depends on ADVANCED_OPTIONS && HIGHMEM | |
536 | help | |
537 | This option allows you to set the base address of the kernel virtual | |
538 | area used to map high memory pages. This can be useful in | |
539 | optimizing the layout of kernel virtual memory. | |
540 | ||
541 | Say N here unless you know what you are doing. | |
542 | ||
543 | config HIGHMEM_START | |
544 | hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL | |
545 | default "0xfe000000" | |
546 | ||
547 | config LOWMEM_SIZE_BOOL | |
548 | bool "Set maximum low memory" | |
549 | depends on ADVANCED_OPTIONS | |
550 | help | |
551 | This option allows you to set the maximum amount of memory which | |
552 | will be used as "low memory", that is, memory which the kernel can | |
553 | access directly, without having to set up a kernel virtual mapping. | |
554 | This can be useful in optimizing the layout of kernel virtual | |
555 | memory. | |
556 | ||
557 | Say N here unless you know what you are doing. | |
558 | ||
559 | config LOWMEM_SIZE | |
560 | hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL | |
561 | default "0x30000000" | |
562 | ||
563 | config KERNEL_START_BOOL | |
564 | bool "Set custom kernel base address" | |
565 | depends on ADVANCED_OPTIONS | |
566 | help | |
567 | This option allows you to set the kernel virtual address at which | |
568 | the kernel will map low memory (the kernel image will be linked at | |
569 | this address). This can be useful in optimizing the virtual memory | |
570 | layout of the system. | |
571 | ||
572 | Say N here unless you know what you are doing. | |
573 | ||
574 | config KERNEL_START | |
575 | hex "Virtual address of kernel base" if KERNEL_START_BOOL | |
576 | default "0xc0000000" | |
577 | ||
578 | config TASK_SIZE_BOOL | |
579 | bool "Set custom user task size" | |
580 | depends on ADVANCED_OPTIONS | |
581 | help | |
582 | This option allows you to set the amount of virtual address space | |
583 | allocated to user tasks. This can be useful in optimizing the | |
584 | virtual memory layout of the system. | |
585 | ||
586 | Say N here unless you know what you are doing. | |
587 | ||
588 | config TASK_SIZE | |
589 | hex "Size of user task space" if TASK_SIZE_BOOL | |
590 | default "0x80000000" | |
591 | ||
592 | config CONSISTENT_START_BOOL | |
593 | bool "Set custom consistent memory pool address" | |
594 | depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE | |
595 | help | |
596 | This option allows you to set the base virtual address | |
4b3f686d | 597 | of the consistent memory pool. This pool of virtual |
14cf11af PM |
598 | memory is used to make consistent memory allocations. |
599 | ||
600 | config CONSISTENT_START | |
601 | hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL | |
602 | default "0xff100000" if NOT_COHERENT_CACHE | |
603 | ||
604 | config CONSISTENT_SIZE_BOOL | |
605 | bool "Set custom consistent memory pool size" | |
606 | depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE | |
607 | help | |
4b3f686d | 608 | This option allows you to set the size of the |
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609 | consistent memory pool. This pool of virtual memory |
610 | is used to make consistent memory allocations. | |
611 | ||
612 | config CONSISTENT_SIZE | |
613 | hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL | |
614 | default "0x00200000" if NOT_COHERENT_CACHE | |
615 | ||
616 | config BOOT_LOAD_BOOL | |
617 | bool "Set the boot link/load address" | |
618 | depends on ADVANCED_OPTIONS && !PPC_MULTIPLATFORM | |
619 | help | |
620 | This option allows you to set the initial load address of the zImage | |
621 | or zImage.initrd file. This can be useful if you are on a board | |
622 | which has a small amount of memory. | |
623 | ||
624 | Say N here unless you know what you are doing. | |
625 | ||
626 | config BOOT_LOAD | |
627 | hex "Link/load address for booting" if BOOT_LOAD_BOOL | |
628 | default "0x00400000" if 40x || 8xx || 8260 | |
629 | default "0x01000000" if 44x | |
630 | default "0x00800000" | |
631 | ||
632 | config PIN_TLB | |
633 | bool "Pinned Kernel TLBs (860 ONLY)" | |
634 | depends on ADVANCED_OPTIONS && 8xx | |
635 | endmenu | |
636 | ||
cabb5587 SR |
637 | if PPC64 |
638 | config KERNEL_START | |
639 | hex | |
eeb2d218 | 640 | default "0xc000000000000000" |
cabb5587 SR |
641 | endif |
642 | ||
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643 | source "net/Kconfig" |
644 | ||
645 | source "drivers/Kconfig" | |
646 | ||
647 | source "fs/Kconfig" | |
648 | ||
649 | # XXX source "arch/ppc/8xx_io/Kconfig" | |
650 | ||
651 | # XXX source "arch/ppc/8260_io/Kconfig" | |
652 | ||
98658538 LY |
653 | source "arch/powerpc/sysdev/qe_lib/Kconfig" |
654 | ||
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655 | source "lib/Kconfig" |
656 | ||
cd6b0762 | 657 | menu "Instrumentation Support" |
98750261 | 658 | depends on EXPERIMENTAL |
cd6b0762 | 659 | |
14cf11af PM |
660 | source "arch/powerpc/oprofile/Kconfig" |
661 | ||
cd6b0762 | 662 | config KPROBES |
87a7defb AM |
663 | bool "Kprobes" |
664 | depends on !BOOKE && !4xx && KALLSYMS && MODULES | |
cd6b0762 PP |
665 | help |
666 | Kprobes allows you to trap at almost any kernel address and | |
667 | execute a callback function. register_kprobe() establishes | |
668 | a probepoint and specifies the callback. Kprobes is useful | |
669 | for kernel debugging, non-intrusive instrumentation and testing. | |
670 | If in doubt, say "N". | |
671 | endmenu | |
672 | ||
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673 | source "arch/powerpc/Kconfig.debug" |
674 | ||
675 | source "security/Kconfig" | |
676 | ||
677 | config KEYS_COMPAT | |
678 | bool | |
679 | depends on COMPAT && KEYS | |
680 | default y | |
681 | ||
682 | source "crypto/Kconfig" | |
6f668280 DP |
683 | |
684 | config PPC_CLOCK | |
685 | bool | |
686 | default n |