Commit | Line | Data |
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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 | ||
1ad74998 | 176 | source kernel/time/Kconfig |
14cf11af PM |
177 | source kernel/Kconfig.hz |
178 | source kernel/Kconfig.preempt | |
179 | source "fs/Kconfig.binfmt" | |
180 | ||
181 | # We optimistically allocate largepages from the VM, so make the limit | |
182 | # large enough (16MB). This badly named config option is actually | |
183 | # max order + 1 | |
184 | config FORCE_MAX_ZONEORDER | |
185 | int | |
186 | depends on PPC64 | |
02864867 | 187 | default "9" if PPC_64K_PAGES |
14cf11af PM |
188 | default "13" |
189 | ||
190 | config MATH_EMULATION | |
191 | bool "Math emulation" | |
4d52719a | 192 | depends on 4xx || 8xx || E200 || PPC_MPC832x || E500 |
14cf11af PM |
193 | ---help--- |
194 | Some PowerPC chips designed for embedded applications do not have | |
195 | a floating-point unit and therefore do not implement the | |
196 | floating-point instructions in the PowerPC instruction set. If you | |
197 | say Y here, the kernel will include code to emulate a floating-point | |
198 | unit, which will allow programs that use floating-point | |
199 | instructions to run. | |
200 | ||
201 | config IOMMU_VMERGE | |
768cc2d3 LV |
202 | bool "Enable IOMMU virtual merging" |
203 | depends on PPC64 | |
204 | default y | |
14cf11af PM |
205 | help |
206 | Cause IO segments sent to a device for DMA to be merged virtually | |
207 | by the IOMMU when they happen to have been allocated contiguously. | |
208 | This doesn't add pressure to the IOMMU allocator. However, some | |
209 | drivers don't support getting large merged segments coming back | |
768cc2d3 LV |
210 | from *_map_sg(). |
211 | ||
212 | Most drivers don't have this problem; it is safe to say Y here. | |
14cf11af PM |
213 | |
214 | config HOTPLUG_CPU | |
215 | bool "Support for enabling/disabling CPUs" | |
216 | depends on SMP && HOTPLUG && EXPERIMENTAL && (PPC_PSERIES || PPC_PMAC) | |
217 | ---help--- | |
218 | Say Y here to be able to disable and re-enable individual | |
219 | CPUs at runtime on SMP machines. | |
220 | ||
221 | Say N if you are unsure. | |
222 | ||
cc57637b YG |
223 | config ARCH_ENABLE_MEMORY_HOTPLUG |
224 | def_bool y | |
225 | ||
14cf11af PM |
226 | config KEXEC |
227 | bool "kexec system call (EXPERIMENTAL)" | |
fd4ba7e2 | 228 | depends on (PPC_PRPMC2800 || PPC_MULTIPLATFORM) && EXPERIMENTAL |
14cf11af PM |
229 | help |
230 | kexec is a system call that implements the ability to shutdown your | |
231 | current kernel, and to start another kernel. It is like a reboot | |
1f1332f7 | 232 | but it is independent of the system firmware. And like a reboot |
14cf11af PM |
233 | you can start any kernel with it, not just Linux. |
234 | ||
1f1332f7 | 235 | The name comes from the similarity to the exec system call. |
14cf11af PM |
236 | |
237 | It is an ongoing process to be certain the hardware in a machine | |
238 | is properly shutdown, so do not be surprised if this code does not | |
239 | initially work for you. It may help to enable device hotplugging | |
240 | support. As of this writing the exact hardware interface is | |
241 | strongly in flux, so no good recommendation can be made. | |
242 | ||
e8625d46 | 243 | config CRASH_DUMP |
cd9c99d7 | 244 | bool "Build a kdump crash kernel (EXPERIMENTAL)" |
e8625d46 HM |
245 | depends on PPC_MULTIPLATFORM && PPC64 && EXPERIMENTAL |
246 | help | |
247 | Build a kernel suitable for use as a kdump capture kernel. | |
248 | The kernel will be linked at a different address than normal, and | |
249 | so can only be used for Kdump. | |
250 | ||
251 | Don't change this unless you know what you are doing. | |
252 | ||
14cf11af PM |
253 | config PPCBUG_NVRAM |
254 | bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC | |
255 | default y if PPC_PREP | |
256 | ||
257 | config IRQ_ALL_CPUS | |
258 | bool "Distribute interrupts on all CPUs by default" | |
259 | depends on SMP && !MV64360 | |
260 | help | |
261 | This option gives the kernel permission to distribute IRQs across | |
262 | multiple CPUs. Saying N here will route all IRQs to the first | |
263 | CPU. Generally saying Y is safe, although some problems have been | |
264 | reported with SMP Power Macintoshes with this option enabled. | |
265 | ||
ffa27b6b AW |
266 | config NUMA |
267 | bool "NUMA support" | |
268 | depends on PPC64 | |
269 | default y if SMP && PPC_PSERIES | |
270 | ||
c80d79d7 YG |
271 | config NODES_SHIFT |
272 | int | |
273 | default "4" | |
274 | depends on NEED_MULTIPLE_NODES | |
275 | ||
14cf11af PM |
276 | config ARCH_SELECT_MEMORY_MODEL |
277 | def_bool y | |
278 | depends on PPC64 | |
279 | ||
280 | config ARCH_FLATMEM_ENABLE | |
9100b205 AW |
281 | def_bool y |
282 | depends on (PPC64 && !NUMA) || PPC32 | |
14cf11af | 283 | |
45fb6cea | 284 | config ARCH_SPARSEMEM_ENABLE |
14cf11af | 285 | def_bool y |
9100b205 | 286 | depends on PPC64 |
14cf11af | 287 | |
45fb6cea | 288 | config ARCH_SPARSEMEM_DEFAULT |
14cf11af | 289 | def_bool y |
78bde53e | 290 | depends on (SMP && PPC_PSERIES) || PPC_PS3 |
14cf11af | 291 | |
c67c3cb4 | 292 | config ARCH_POPULATES_NODE_MAP |
14cf11af | 293 | def_bool y |
c67c3cb4 MG |
294 | |
295 | source "mm/Kconfig" | |
14cf11af | 296 | |
7e9191da MK |
297 | config ARCH_MEMORY_PROBE |
298 | def_bool y | |
299 | depends on MEMORY_HOTPLUG | |
300 | ||
75167957 AW |
301 | # Some NUMA nodes have memory ranges that span |
302 | # other nodes. Even though a pfn is valid and | |
303 | # between a node's start and end pfns, it may not | |
304 | # reside on that node. See memmap_init_zone() | |
305 | # for details. | |
306 | config NODES_SPAN_OTHER_NODES | |
307 | def_bool y | |
308 | depends on NEED_MULTIPLE_NODES | |
309 | ||
16c2d476 BH |
310 | config PPC_HAS_HASH_64K |
311 | bool | |
312 | depends on PPC64 | |
313 | default n | |
314 | ||
3c726f8d BH |
315 | config PPC_64K_PAGES |
316 | bool "64k page size" | |
863c84b9 | 317 | depends on PPC64 |
16c2d476 | 318 | select PPC_HAS_HASH_64K |
3c726f8d BH |
319 | help |
320 | This option changes the kernel logical page size to 64k. On machines | |
98750261 KG |
321 | without processor support for 64k pages, the kernel will simulate |
322 | them by loading each individual 4k page on demand transparently, | |
323 | while on hardware with such support, it will be used to map | |
324 | normal application pages. | |
3c726f8d | 325 | |
14cf11af PM |
326 | config SCHED_SMT |
327 | bool "SMT (Hyperthreading) scheduler support" | |
328 | depends on PPC64 && SMP | |
14cf11af PM |
329 | help |
330 | SMT scheduler support improves the CPU scheduler's decision making | |
331 | when dealing with POWER5 cpus at a cost of slightly increased | |
332 | overhead in some places. If unsure say N here. | |
333 | ||
334 | config PROC_DEVICETREE | |
5f296755 PM |
335 | bool "Support for device tree in /proc" |
336 | depends on PROC_FS | |
14cf11af PM |
337 | help |
338 | This option adds a device-tree directory under /proc which contains | |
339 | an image of the device tree that the kernel copies from Open | |
5f296755 | 340 | Firmware or other boot firmware. If unsure, say Y here. |
14cf11af | 341 | |
14cf11af PM |
342 | config CMDLINE_BOOL |
343 | bool "Default bootloader kernel arguments" | |
14cf11af PM |
344 | |
345 | config CMDLINE | |
346 | string "Initial kernel command string" | |
347 | depends on CMDLINE_BOOL | |
348 | default "console=ttyS0,9600 console=tty0 root=/dev/sda2" | |
349 | help | |
350 | On some platforms, there is currently no way for the boot loader to | |
351 | pass arguments to the kernel. For these platforms, you can supply | |
352 | some command-line options at build time by entering them here. In | |
353 | most cases you will need to specify the root device here. | |
354 | ||
355 | if !44x || BROKEN | |
356 | source kernel/power/Kconfig | |
357 | endif | |
358 | ||
359 | config SECCOMP | |
360 | bool "Enable seccomp to safely compute untrusted bytecode" | |
361 | depends on PROC_FS | |
362 | default y | |
363 | help | |
364 | This kernel feature is useful for number crunching applications | |
365 | that may need to compute untrusted bytecode during their | |
366 | execution. By using pipes or other transports made available to | |
367 | the process as file descriptors supporting the read/write | |
368 | syscalls, it's possible to isolate those applications in | |
369 | their own address space using seccomp. Once seccomp is | |
370 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
371 | and the task is only allowed to execute a few safe syscalls | |
372 | defined by each seccomp mode. | |
373 | ||
374 | If unsure, say Y. Only embedded should say N here. | |
375 | ||
270429ba SW |
376 | config WANT_DEVICE_TREE |
377 | bool | |
378 | default n | |
379 | ||
380 | config DEVICE_TREE | |
381 | string "Static device tree source file" | |
382 | depends on WANT_DEVICE_TREE | |
383 | help | |
384 | This specifies the device tree source (.dts) file to be | |
385 | compiled and included when building the bootwrapper. If a | |
386 | relative filename is given, then it will be relative to | |
387 | arch/powerpc/boot/dts. If you are not using the bootwrapper, | |
388 | or do not need to build a dts into the bootwrapper, this | |
389 | field is ignored. | |
390 | ||
391 | For example, this is required when building a cuImage target | |
392 | for an older U-Boot, which cannot pass a device tree itself. | |
393 | Such a kernel will not work with a newer U-Boot that tries to | |
394 | pass a device tree (unless you tell it not to). If your U-Boot | |
395 | does not mention a device tree in "help bootm", then use the | |
396 | cuImage target and specify a device tree here. Otherwise, use | |
397 | the uImage target and leave this field blank. | |
398 | ||
14cf11af PM |
399 | endmenu |
400 | ||
401 | config ISA_DMA_API | |
402 | bool | |
403 | default y | |
404 | ||
405 | menu "Bus options" | |
406 | ||
407 | config ISA | |
408 | bool "Support for ISA-bus hardware" | |
409 | depends on PPC_PREP || PPC_CHRP | |
f9bd170a | 410 | select PPC_I8259 |
14cf11af PM |
411 | help |
412 | Find out whether you have ISA slots on your motherboard. ISA is the | |
413 | name of a bus system, i.e. the way the CPU talks to the other stuff | |
414 | inside your box. If you have an Apple machine, say N here; if you | |
415 | have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If | |
416 | you have an embedded board, consult your board documentation. | |
417 | ||
5ac6da66 CL |
418 | config ZONE_DMA |
419 | bool | |
420 | default y | |
421 | ||
14cf11af PM |
422 | config GENERIC_ISA_DMA |
423 | bool | |
424 | depends on PPC64 || POWER4 || 6xx && !CPM2 | |
425 | default y | |
426 | ||
25635c71 PM |
427 | config PPC_INDIRECT_PCI |
428 | bool | |
429 | depends on PCI | |
63dafe57 | 430 | default y if 40x || 44x |
25635c71 PM |
431 | default n |
432 | ||
14cf11af PM |
433 | config EISA |
434 | bool | |
435 | ||
436 | config SBUS | |
437 | bool | |
438 | ||
08264cbc KG |
439 | config FSL_SOC |
440 | bool | |
441 | ||
55c44991 RZ |
442 | config FSL_PCI |
443 | bool | |
444 | select PPC_INDIRECT_PCI | |
445 | ||
14cf11af PM |
446 | # Yes MCA RS/6000s exist but Linux-PPC does not currently support any |
447 | config MCA | |
448 | bool | |
449 | ||
450 | config PCI | |
53158620 | 451 | bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_86xx \ |
bed59275 | 452 | || PPC_MPC52xx || (EMBEDDED && (PPC_PSERIES || PPC_ISERIES)) \ |
d3c7ffab | 453 | || PPC_PS3 |
f21f49ea | 454 | default y if !40x && !CPM2 && !8xx && !PPC_83xx \ |
53158620 | 455 | && !PPC_85xx && !PPC_86xx |
f21f49ea | 456 | default PCI_PERMEDIA if !4xx && !CPM2 && !8xx |
14cf11af | 457 | default PCI_QSPAN if !4xx && !CPM2 && 8xx |
df87ef55 | 458 | select ARCH_SUPPORTS_MSI |
14cf11af PM |
459 | help |
460 | Find out whether your system includes a PCI bus. PCI is the name of | |
461 | a bus system, i.e. the way the CPU talks to the other stuff inside | |
462 | your box. If you say Y here, the kernel will include drivers and | |
463 | infrastructure code to support PCI bus devices. | |
464 | ||
465 | config PCI_DOMAINS | |
36e23590 MW |
466 | def_bool PCI |
467 | ||
468 | config PCI_SYSCALL | |
469 | def_bool PCI | |
14cf11af | 470 | |
14cf11af PM |
471 | config PCI_QSPAN |
472 | bool "QSpan PCI" | |
473 | depends on !4xx && !CPM2 && 8xx | |
f9bd170a | 474 | select PPC_I8259 |
14cf11af PM |
475 | help |
476 | Say Y here if you have a system based on a Motorola 8xx-series | |
477 | embedded processor with a QSPAN PCI interface, otherwise say N. | |
478 | ||
479 | config PCI_8260 | |
480 | bool | |
481 | depends on PCI && 8260 | |
25635c71 | 482 | select PPC_INDIRECT_PCI |
14cf11af PM |
483 | default y |
484 | ||
485 | config 8260_PCI9 | |
4a3ecc62 | 486 | bool "Enable workaround for MPC826x erratum PCI 9" |
e00c5498 | 487 | depends on PCI_8260 && !8272 |
14cf11af PM |
488 | default y |
489 | ||
490 | choice | |
4a3ecc62 | 491 | prompt "IDMA channel for PCI 9 workaround" |
14cf11af PM |
492 | depends on 8260_PCI9 |
493 | ||
494 | config 8260_PCI9_IDMA1 | |
495 | bool "IDMA1" | |
496 | ||
497 | config 8260_PCI9_IDMA2 | |
498 | bool "IDMA2" | |
499 | ||
500 | config 8260_PCI9_IDMA3 | |
501 | bool "IDMA3" | |
502 | ||
503 | config 8260_PCI9_IDMA4 | |
504 | bool "IDMA4" | |
505 | ||
506 | endchoice | |
507 | ||
bb53bb3d JM |
508 | source "drivers/pci/pcie/Kconfig" |
509 | ||
14cf11af PM |
510 | source "drivers/pci/Kconfig" |
511 | ||
512 | source "drivers/pcmcia/Kconfig" | |
513 | ||
514 | source "drivers/pci/hotplug/Kconfig" | |
515 | ||
516 | endmenu | |
517 | ||
518 | menu "Advanced setup" | |
519 | depends on PPC32 | |
520 | ||
521 | config ADVANCED_OPTIONS | |
522 | bool "Prompt for advanced kernel configuration options" | |
523 | help | |
524 | This option will enable prompting for a variety of advanced kernel | |
525 | configuration options. These options can cause the kernel to not | |
526 | work if they are set incorrectly, but can be used to optimize certain | |
527 | aspects of kernel memory management. | |
528 | ||
529 | Unless you know what you are doing, say N here. | |
530 | ||
531 | comment "Default settings for advanced configuration options are used" | |
532 | depends on !ADVANCED_OPTIONS | |
533 | ||
534 | config HIGHMEM_START_BOOL | |
535 | bool "Set high memory pool address" | |
536 | depends on ADVANCED_OPTIONS && HIGHMEM | |
537 | help | |
538 | This option allows you to set the base address of the kernel virtual | |
539 | area used to map high memory pages. This can be useful in | |
540 | optimizing the layout of kernel virtual memory. | |
541 | ||
542 | Say N here unless you know what you are doing. | |
543 | ||
544 | config HIGHMEM_START | |
545 | hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL | |
546 | default "0xfe000000" | |
547 | ||
548 | config LOWMEM_SIZE_BOOL | |
549 | bool "Set maximum low memory" | |
550 | depends on ADVANCED_OPTIONS | |
551 | help | |
552 | This option allows you to set the maximum amount of memory which | |
553 | will be used as "low memory", that is, memory which the kernel can | |
554 | access directly, without having to set up a kernel virtual mapping. | |
555 | This can be useful in optimizing the layout of kernel virtual | |
556 | memory. | |
557 | ||
558 | Say N here unless you know what you are doing. | |
559 | ||
560 | config LOWMEM_SIZE | |
561 | hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL | |
562 | default "0x30000000" | |
563 | ||
564 | config KERNEL_START_BOOL | |
565 | bool "Set custom kernel base address" | |
566 | depends on ADVANCED_OPTIONS | |
567 | help | |
568 | This option allows you to set the kernel virtual address at which | |
569 | the kernel will map low memory (the kernel image will be linked at | |
570 | this address). This can be useful in optimizing the virtual memory | |
571 | layout of the system. | |
572 | ||
573 | Say N here unless you know what you are doing. | |
574 | ||
575 | config KERNEL_START | |
576 | hex "Virtual address of kernel base" if KERNEL_START_BOOL | |
577 | default "0xc0000000" | |
578 | ||
579 | config TASK_SIZE_BOOL | |
580 | bool "Set custom user task size" | |
581 | depends on ADVANCED_OPTIONS | |
582 | help | |
583 | This option allows you to set the amount of virtual address space | |
584 | allocated to user tasks. This can be useful in optimizing the | |
585 | virtual memory layout of the system. | |
586 | ||
587 | Say N here unless you know what you are doing. | |
588 | ||
589 | config TASK_SIZE | |
590 | hex "Size of user task space" if TASK_SIZE_BOOL | |
591 | default "0x80000000" | |
592 | ||
593 | config CONSISTENT_START_BOOL | |
594 | bool "Set custom consistent memory pool address" | |
595 | depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE | |
596 | help | |
597 | This option allows you to set the base virtual address | |
4b3f686d | 598 | of the consistent memory pool. This pool of virtual |
14cf11af PM |
599 | memory is used to make consistent memory allocations. |
600 | ||
601 | config CONSISTENT_START | |
602 | hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL | |
ccf0d68e | 603 | default "0xfd000000" if (NOT_COHERENT_CACHE && 8xx) |
14cf11af PM |
604 | default "0xff100000" if NOT_COHERENT_CACHE |
605 | ||
606 | config CONSISTENT_SIZE_BOOL | |
607 | bool "Set custom consistent memory pool size" | |
608 | depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE | |
609 | help | |
4b3f686d | 610 | This option allows you to set the size of the |
14cf11af PM |
611 | consistent memory pool. This pool of virtual memory |
612 | is used to make consistent memory allocations. | |
613 | ||
614 | config CONSISTENT_SIZE | |
615 | hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL | |
616 | default "0x00200000" if NOT_COHERENT_CACHE | |
617 | ||
618 | config BOOT_LOAD_BOOL | |
619 | bool "Set the boot link/load address" | |
620 | depends on ADVANCED_OPTIONS && !PPC_MULTIPLATFORM | |
621 | help | |
622 | This option allows you to set the initial load address of the zImage | |
623 | or zImage.initrd file. This can be useful if you are on a board | |
624 | which has a small amount of memory. | |
625 | ||
626 | Say N here unless you know what you are doing. | |
627 | ||
628 | config BOOT_LOAD | |
629 | hex "Link/load address for booting" if BOOT_LOAD_BOOL | |
630 | default "0x00400000" if 40x || 8xx || 8260 | |
631 | default "0x01000000" if 44x | |
632 | default "0x00800000" | |
633 | ||
634 | config PIN_TLB | |
635 | bool "Pinned Kernel TLBs (860 ONLY)" | |
636 | depends on ADVANCED_OPTIONS && 8xx | |
637 | endmenu | |
638 | ||
cabb5587 SR |
639 | if PPC64 |
640 | config KERNEL_START | |
641 | hex | |
eeb2d218 | 642 | default "0xc000000000000000" |
cabb5587 SR |
643 | endif |
644 | ||
14cf11af PM |
645 | source "net/Kconfig" |
646 | ||
647 | source "drivers/Kconfig" | |
648 | ||
649 | source "fs/Kconfig" | |
650 | ||
651 | # XXX source "arch/ppc/8xx_io/Kconfig" | |
652 | ||
653 | # XXX source "arch/ppc/8260_io/Kconfig" | |
654 | ||
98658538 LY |
655 | source "arch/powerpc/sysdev/qe_lib/Kconfig" |
656 | ||
14cf11af PM |
657 | source "lib/Kconfig" |
658 | ||
cd6b0762 | 659 | menu "Instrumentation Support" |
98750261 | 660 | depends on EXPERIMENTAL |
cd6b0762 | 661 | |
14cf11af PM |
662 | source "arch/powerpc/oprofile/Kconfig" |
663 | ||
cd6b0762 | 664 | config KPROBES |
87a7defb AM |
665 | bool "Kprobes" |
666 | depends on !BOOKE && !4xx && KALLSYMS && MODULES | |
cd6b0762 PP |
667 | help |
668 | Kprobes allows you to trap at almost any kernel address and | |
669 | execute a callback function. register_kprobe() establishes | |
670 | a probepoint and specifies the callback. Kprobes is useful | |
671 | for kernel debugging, non-intrusive instrumentation and testing. | |
672 | If in doubt, say "N". | |
673 | endmenu | |
674 | ||
14cf11af PM |
675 | source "arch/powerpc/Kconfig.debug" |
676 | ||
677 | source "security/Kconfig" | |
678 | ||
679 | config KEYS_COMPAT | |
680 | bool | |
681 | depends on COMPAT && KEYS | |
682 | default y | |
683 | ||
684 | source "crypto/Kconfig" | |
6f668280 DP |
685 | |
686 | config PPC_CLOCK | |
687 | bool | |
688 | default n |