Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | source "init/Kconfig" |
2 | ||
dc52ddc0 MH |
3 | source "kernel/Kconfig.freezer" |
4 | ||
1da177e4 LT |
5 | menu "Processor type and features" |
6 | ||
7 | config IA64 | |
8 | bool | |
468bcf08 | 9 | select ARCH_MIGHT_HAVE_PC_PARPORT |
bbc4e596 | 10 | select ARCH_MIGHT_HAVE_PC_SERIO |
06f87adf LB |
11 | select PCI if (!IA64_HP_SIM) |
12 | select ACPI if (!IA64_HP_SIM) | |
8140a90e | 13 | select PM if (!IA64_HP_SIM) |
0773a6cf | 14 | select HAVE_UNSTABLE_SCHED_CLOCK |
ec7748b5 | 15 | select HAVE_IDE |
42d4b839 | 16 | select HAVE_OPROFILE |
3f550096 | 17 | select HAVE_KPROBES |
9edddaa2 | 18 | select HAVE_KRETPROBES |
a14a07b8 SL |
19 | select HAVE_FTRACE_MCOUNT_RECORD |
20 | select HAVE_DYNAMIC_FTRACE if (!ITANIUM) | |
d3e75ff1 | 21 | select HAVE_FUNCTION_TRACER |
74bc7cee | 22 | select HAVE_DMA_ATTRS |
b693919c | 23 | select HAVE_KVM |
9690ad03 | 24 | select HAVE_ARCH_TRACEHOOK |
99162195 | 25 | select HAVE_DMA_API_DEBUG |
98e4ae8a TH |
26 | select HAVE_MEMBLOCK |
27 | select HAVE_MEMBLOCK_NODE_MAP | |
b952741c | 28 | select HAVE_VIRT_CPU_ACCOUNTING |
4febd95a | 29 | select VIRT_TO_BUS |
98e4ae8a | 30 | select ARCH_DISCARD_MEMBLOCK |
c5e66129 TG |
31 | select GENERIC_IRQ_PROBE |
32 | select GENERIC_PENDING_IRQ if SMP | |
e3d78122 | 33 | select GENERIC_IRQ_SHOW |
badc1446 | 34 | select ARCH_WANT_OPTIONAL_GPIOLIB |
df013ffb | 35 | select ARCH_HAVE_NMI_SAFE_CMPXCHG |
4673ca8e | 36 | select GENERIC_IOMAP |
13583bf1 | 37 | select GENERIC_SMP_IDLE_THREAD |
a6359d1e | 38 | select ARCH_INIT_TASK |
f5e10287 TG |
39 | select ARCH_TASK_STRUCT_ALLOCATOR |
40 | select ARCH_THREAD_INFO_ALLOCATOR | |
21b19710 | 41 | select ARCH_CLOCKSOURCE_DATA |
70639421 | 42 | select GENERIC_TIME_VSYSCALL_OLD |
b6fca725 | 43 | select SYSCTL_ARCH_UNALIGN_NO_WARN |
786d35d4 DH |
44 | select HAVE_MOD_ARCH_SPECIFIC |
45 | select MODULES_USE_ELF_RELA | |
71c7356f | 46 | select ARCH_USE_CMPXCHG_LOCKREF |
1da177e4 LT |
47 | default y |
48 | help | |
49 | The Itanium Processor Family is Intel's 64-bit successor to | |
50 | the 32-bit X86 line. The IA-64 Linux project has a home | |
51 | page at <http://www.linuxia64.org/> and a mailing list at | |
52 | <linux-ia64@vger.kernel.org>. | |
53 | ||
54 | config 64BIT | |
55 | bool | |
9f271d57 | 56 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
57 | default y |
58 | ||
66701b14 | 59 | config ZONE_DMA |
09ae1f58 CL |
60 | def_bool y |
61 | depends on !IA64_SGI_SN2 | |
66701b14 | 62 | |
2bd62a40 CL |
63 | config QUICKLIST |
64 | bool | |
65 | default y | |
66 | ||
1da177e4 LT |
67 | config MMU |
68 | bool | |
69 | default y | |
70 | ||
e33621a2 FT |
71 | config ARCH_DMA_ADDR_T_64BIT |
72 | def_bool y | |
73 | ||
66ed5ef8 FT |
74 | config NEED_DMA_MAP_STATE |
75 | def_bool y | |
76 | ||
18e98307 FT |
77 | config NEED_SG_DMA_LENGTH |
78 | def_bool y | |
79 | ||
6c654b5f JL |
80 | config SWIOTLB |
81 | bool | |
6c654b5f | 82 | |
85718fae TL |
83 | config STACKTRACE_SUPPORT |
84 | def_bool y | |
85 | ||
95c354fe | 86 | config GENERIC_LOCKBREAK |
2c86963b | 87 | def_bool n |
95c354fe | 88 | |
1da177e4 LT |
89 | config RWSEM_XCHGADD_ALGORITHM |
90 | bool | |
91 | default y | |
92 | ||
d9c23400 MG |
93 | config HUGETLB_PAGE_SIZE_VARIABLE |
94 | bool | |
95 | depends on HUGETLB_PAGE | |
96 | default y | |
97 | ||
1da177e4 LT |
98 | config GENERIC_CALIBRATE_DELAY |
99 | bool | |
100 | default y | |
101 | ||
988c388a | 102 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 103 | def_bool y |
104 | ||
3ed3bce8 MD |
105 | config DMI |
106 | bool | |
107 | default y | |
cf074402 | 108 | select DMI_SCAN_MACHINE_NON_EFI_FALLBACK |
3ed3bce8 | 109 | |
1da177e4 LT |
110 | config EFI |
111 | bool | |
a614e192 | 112 | select UCS2_STRING |
1da177e4 LT |
113 | default y |
114 | ||
ae1e9130 | 115 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
116 | bool |
117 | default y | |
118 | ||
f14f75b8 JS |
119 | config IA64_UNCACHED_ALLOCATOR |
120 | bool | |
121 | select GENERIC_ALLOCATOR | |
122 | ||
46cf98cd VP |
123 | config ARCH_USES_PG_UNCACHED |
124 | def_bool y | |
125 | depends on IA64_UNCACHED_ALLOCATOR | |
126 | ||
e65e1fc2 AV |
127 | config AUDIT_ARCH |
128 | bool | |
129 | default y | |
130 | ||
ba9cc328 IY |
131 | menuconfig PARAVIRT_GUEST |
132 | bool "Paravirtualized guest support" | |
0c406643 | 133 | depends on BROKEN |
ba9cc328 IY |
134 | help |
135 | Say Y here to get to see options related to running Linux under | |
136 | various hypervisors. This option alone does not add any kernel code. | |
137 | ||
138 | If you say N, all options in this submenu will be skipped and disabled. | |
139 | ||
140 | if PARAVIRT_GUEST | |
141 | ||
142 | config PARAVIRT | |
143 | bool "Enable paravirtualization code" | |
144 | depends on PARAVIRT_GUEST | |
145 | default y | |
ba9cc328 IY |
146 | help |
147 | This changes the kernel so it can modify itself when it is run | |
148 | under a hypervisor, potentially improving performance significantly | |
149 | over full virtualization. However, when run without a hypervisor | |
150 | the kernel is theoretically slower and slightly larger. | |
151 | ||
ba9cc328 IY |
152 | endif |
153 | ||
1da177e4 LT |
154 | choice |
155 | prompt "System type" | |
156 | default IA64_GENERIC | |
157 | ||
158 | config IA64_GENERIC | |
159 | bool "generic" | |
160 | select NUMA | |
161 | select ACPI_NUMA | |
d1598e05 | 162 | select SWIOTLB |
62fdd767 | 163 | select PCI_MSI |
1da177e4 LT |
164 | help |
165 | This selects the system type of your hardware. A "generic" kernel | |
166 | will run on any supported IA-64 system. However, if you configure | |
167 | a kernel for your specific system, it will be faster and smaller. | |
168 | ||
169 | generic For any supported IA-64 system | |
170 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
62fdd767 | 171 | DIG+Intel+IOMMU For DIG systems with Intel IOMMU |
1da177e4 LT |
172 | HP-zx1/sx1000 For HP systems |
173 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
174 | SGI-SN2 For SGI Altix systems | |
22246614 | 175 | SGI-UV For SGI UV systems |
1da177e4 LT |
176 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
177 | ||
178 | If you don't know what to do, choose "generic". | |
179 | ||
180 | config IA64_DIG | |
181 | bool "DIG-compliant" | |
d1598e05 | 182 | select SWIOTLB |
1da177e4 | 183 | |
62fdd767 FY |
184 | config IA64_DIG_VTD |
185 | bool "DIG+Intel+IOMMU" | |
96edc754 | 186 | select INTEL_IOMMU |
62fdd767 FY |
187 | select PCI_MSI |
188 | ||
1da177e4 LT |
189 | config IA64_HP_ZX1 |
190 | bool "HP-zx1/sx1000" | |
191 | help | |
192 | Build a kernel that runs on HP zx1 and sx1000 systems. This adds | |
193 | support for the HP I/O MMU. | |
194 | ||
195 | config IA64_HP_ZX1_SWIOTLB | |
196 | bool "HP-zx1/sx1000 with software I/O TLB" | |
d1598e05 | 197 | select SWIOTLB |
1da177e4 LT |
198 | help |
199 | Build a kernel that runs on HP zx1 and sx1000 systems even when they | |
200 | have broken PCI devices which cannot DMA to full 32 bits. Apart | |
201 | from support for the HP I/O MMU, this includes support for the software | |
202 | I/O TLB, which allows supporting the broken devices at the expense of | |
203 | wasting some kernel memory (about 2MB by default). | |
204 | ||
205 | config IA64_SGI_SN2 | |
206 | bool "SGI-SN2" | |
bd3be240 JS |
207 | select NUMA |
208 | select ACPI_NUMA | |
1da177e4 LT |
209 | help |
210 | Selecting this option will optimize the kernel for use on sn2 based | |
211 | systems, but the resulting kernel binary will not run on other | |
212 | types of ia64 systems. If you have an SGI Altix system, it's safe | |
213 | to select this option. If in doubt, select ia64 generic support | |
214 | instead. | |
215 | ||
3351ab9b JS |
216 | config IA64_SGI_UV |
217 | bool "SGI-UV" | |
22246614 JS |
218 | select NUMA |
219 | select ACPI_NUMA | |
220 | select SWIOTLB | |
221 | help | |
222 | Selecting this option will optimize the kernel for use on UV based | |
223 | systems, but the resulting kernel binary will not run on other | |
224 | types of ia64 systems. If you have an SGI UV system, it's safe | |
225 | to select this option. If in doubt, select ia64 generic support | |
226 | instead. | |
227 | ||
1da177e4 LT |
228 | config IA64_HP_SIM |
229 | bool "Ski-simulator" | |
d1598e05 | 230 | select SWIOTLB |
1da177e4 LT |
231 | |
232 | endchoice | |
233 | ||
234 | choice | |
235 | prompt "Processor type" | |
236 | default ITANIUM | |
237 | ||
238 | config ITANIUM | |
239 | bool "Itanium" | |
240 | help | |
241 | Select your IA-64 processor type. The default is Itanium. | |
242 | This choice is safe for all IA-64 systems, but may not perform | |
243 | optimally on systems with, say, Itanium 2 or newer processors. | |
244 | ||
245 | config MCKINLEY | |
246 | bool "Itanium 2" | |
247 | help | |
248 | Select this to configure for an Itanium 2 (McKinley) processor. | |
249 | ||
250 | endchoice | |
251 | ||
252 | choice | |
253 | prompt "Kernel page size" | |
254 | default IA64_PAGE_SIZE_16KB | |
255 | ||
256 | config IA64_PAGE_SIZE_4KB | |
257 | bool "4KB" | |
258 | help | |
259 | This lets you select the page size of the kernel. For best IA-64 | |
260 | performance, a page size of 8KB or 16KB is recommended. For best | |
261 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
262 | majority of IA-32 binaries work perfectly fine with a larger page | |
263 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
264 | be selected. | |
265 | ||
266 | 4KB For best IA-32 compatibility | |
267 | 8KB For best IA-64 performance | |
268 | 16KB For best IA-64 performance | |
269 | 64KB Requires Itanium 2 or newer processor. | |
270 | ||
271 | If you don't know what to do, choose 16KB. | |
272 | ||
273 | config IA64_PAGE_SIZE_8KB | |
274 | bool "8KB" | |
275 | ||
276 | config IA64_PAGE_SIZE_16KB | |
277 | bool "16KB" | |
278 | ||
279 | config IA64_PAGE_SIZE_64KB | |
280 | depends on !ITANIUM | |
281 | bool "64KB" | |
282 | ||
283 | endchoice | |
284 | ||
837cd0bd RH |
285 | choice |
286 | prompt "Page Table Levels" | |
287 | default PGTABLE_3 | |
288 | ||
289 | config PGTABLE_3 | |
290 | bool "3 Levels" | |
291 | ||
292 | config PGTABLE_4 | |
293 | depends on !IA64_PAGE_SIZE_64KB | |
294 | bool "4 Levels" | |
295 | ||
296 | endchoice | |
297 | ||
10d0aa3c TL |
298 | if IA64_HP_SIM |
299 | config HZ | |
300 | default 32 | |
301 | endif | |
302 | ||
303 | if !IA64_HP_SIM | |
b5d23e5b | 304 | source kernel/Kconfig.hz |
10d0aa3c | 305 | endif |
b5d23e5b | 306 | |
1da177e4 LT |
307 | config IA64_BRL_EMU |
308 | bool | |
309 | depends on ITANIUM | |
310 | default y | |
311 | ||
312 | # align cache-sensitive data to 128 bytes | |
313 | config IA64_L1_CACHE_SHIFT | |
314 | int | |
315 | default "7" if MCKINLEY | |
316 | default "6" if ITANIUM | |
317 | ||
1da177e4 LT |
318 | config IA64_CYCLONE |
319 | bool "Cyclone (EXA) Time Source support" | |
320 | help | |
321 | Say Y here to enable support for IBM EXA Cyclone time source. | |
322 | If you're unsure, answer N. | |
323 | ||
324 | config IOSAPIC | |
325 | bool | |
326 | depends on !IA64_HP_SIM | |
327 | default y | |
328 | ||
1da177e4 | 329 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
330 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
331 | range 11 17 if !HUGETLB_PAGE | |
332 | default "17" if HUGETLB_PAGE | |
333 | default "11" | |
1da177e4 LT |
334 | |
335 | config SMP | |
336 | bool "Symmetric multi-processing support" | |
337 | help | |
338 | This enables support for systems with more than one CPU. If you have | |
339 | a system with only one CPU, say N. If you have a system with more | |
340 | than one CPU, say Y. | |
341 | ||
342 | If you say N here, the kernel will run on single and multiprocessor | |
343 | systems, but will use only one CPU of a multiprocessor system. If | |
344 | you say Y here, the kernel will run on many, but not all, | |
345 | single processor systems. On a single processor system, the kernel | |
346 | will run faster if you say N here. | |
347 | ||
03502faa AB |
348 | See also the SMP-HOWTO available at |
349 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
350 | |
351 | If you don't know what to do here, say N. | |
352 | ||
353 | config NR_CPUS | |
d1339df1 RH |
354 | int "Maximum number of CPUs (2-4096)" |
355 | range 2 4096 | |
1da177e4 | 356 | depends on SMP |
d1339df1 | 357 | default "4096" |
1da177e4 LT |
358 | help |
359 | You should set this to the number of CPUs in your system, but | |
360 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
361 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
362 | than 64 will cause the use of a CPU mask array, causing a small | |
363 | performance hit. | |
364 | ||
365 | config HOTPLUG_CPU | |
48a9240c KC |
366 | bool "Support for hot-pluggable CPUs" |
367 | depends on SMP | |
1da177e4 LT |
368 | default n |
369 | ---help--- | |
370 | Say Y here to experiment with turning CPUs off and on. CPUs | |
371 | can be controlled through /sys/devices/system/cpu/cpu#. | |
372 | Say N if you want to disable CPU hotplug. | |
373 | ||
cc57637b YG |
374 | config ARCH_ENABLE_MEMORY_HOTPLUG |
375 | def_bool y | |
376 | ||
0c0e6195 KH |
377 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
378 | def_bool y | |
379 | ||
7a9bdd88 SS |
380 | config SCHED_SMT |
381 | bool "SMT scheduler support" | |
382 | depends on SMP | |
7a9bdd88 SS |
383 | help |
384 | Improves the CPU scheduler's decision making when dealing with | |
385 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
386 | overhead in some places. If unsure say N here. | |
387 | ||
ff741906 AR |
388 | config PERMIT_BSP_REMOVE |
389 | bool "Support removal of Bootstrap Processor" | |
390 | depends on HOTPLUG_CPU | |
391 | default n | |
392 | ---help--- | |
393 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
394 | support. | |
395 | ||
396 | config FORCE_CPEI_RETARGET | |
25985edc | 397 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
398 | depends on PERMIT_BSP_REMOVE |
399 | default n | |
400 | ---help--- | |
25985edc | 401 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
402 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
403 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
404 | This option it useful to enable this feature on older BIOS's as well. | |
405 | You can also enable this by using boot command line option force_cpei=1. | |
406 | ||
0b0517a4 | 407 | source "kernel/Kconfig.preempt" |
1da177e4 | 408 | |
3f22ab27 DH |
409 | source "mm/Kconfig" |
410 | ||
da9577c5 BP |
411 | config ARCH_SELECT_MEMORY_MODEL |
412 | def_bool y | |
413 | ||
414 | config ARCH_DISCONTIGMEM_ENABLE | |
415 | def_bool y | |
416 | help | |
417 | Say Y to support efficient handling of discontiguous physical memory, | |
418 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
419 | or have huge holes in the physical address space for other reasons. | |
420 | See <file:Documentation/vm/numa> for more. | |
421 | ||
422 | config ARCH_FLATMEM_ENABLE | |
423 | def_bool y | |
424 | ||
425 | config ARCH_SPARSEMEM_ENABLE | |
426 | def_bool y | |
427 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 428 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
429 | |
430 | config ARCH_DISCONTIGMEM_DEFAULT | |
431 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
432 | depends on ARCH_DISCONTIGMEM_ENABLE | |
433 | ||
434 | config NUMA | |
435 | bool "NUMA support" | |
436 | depends on !IA64_HP_SIM && !FLATMEM | |
437 | default y if IA64_SGI_SN2 | |
6c33eb39 | 438 | select ACPI_NUMA if ACPI |
da9577c5 BP |
439 | help |
440 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
441 | Access). This option is for configuring high-end multiprocessor | |
442 | server systems. If in doubt, say N. | |
443 | ||
c80d79d7 YG |
444 | config NODES_SHIFT |
445 | int "Max num nodes shift(3-10)" | |
446 | range 3 10 | |
c57d68ca | 447 | default "10" |
c80d79d7 YG |
448 | depends on NEED_MULTIPLE_NODES |
449 | help | |
450 | This option specifies the maximum number of nodes in your SSI system. | |
451 | MAX_NUMNODES will be 2^(This value). | |
452 | If in doubt, use the default. | |
453 | ||
da9577c5 BP |
454 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
455 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
456 | config VIRTUAL_MEM_MAP | |
457 | bool "Virtual mem map" | |
458 | depends on !SPARSEMEM | |
459 | default y if !IA64_HP_SIM | |
460 | help | |
461 | Say Y to compile the kernel with support for a virtual mem map. | |
462 | This code also only takes effect if a memory hole of greater than | |
463 | 1 Gb is found during boot. You must turn this option on if you | |
464 | require the DISCONTIGMEM option for your machine. If you are | |
465 | unsure, say Y. | |
466 | ||
467 | config HOLES_IN_ZONE | |
468 | bool | |
469 | default y if VIRTUAL_MEM_MAP | |
470 | ||
471 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 472 | def_bool NUMA && SPARSEMEM |
da9577c5 | 473 | |
10ad400b YG |
474 | config HAVE_ARCH_NODEDATA_EXTENSION |
475 | def_bool y | |
476 | depends on NUMA | |
477 | ||
3bccd996 LS |
478 | config USE_PERCPU_NUMA_NODE_ID |
479 | def_bool y | |
480 | depends on NUMA | |
481 | ||
fd1197f1 | 482 | config HAVE_MEMORYLESS_NODES |
25106000 | 483 | def_bool NUMA |
fd1197f1 | 484 | |
9492587c KH |
485 | config ARCH_PROC_KCORE_TEXT |
486 | def_bool y | |
487 | depends on PROC_KCORE | |
488 | ||
1da177e4 LT |
489 | config IA64_MCA_RECOVERY |
490 | tristate "MCA recovery from errors other than TLB." | |
491 | ||
492 | config PERFMON | |
493 | bool "Performance monitor support" | |
494 | help | |
495 | Selects whether support for the IA-64 performance monitor hardware | |
496 | is included in the kernel. This makes some kernel data-structures a | |
497 | little bigger and slows down execution a bit, but it is generally | |
498 | a good idea to turn this on. If you're unsure, say Y. | |
499 | ||
500 | config IA64_PALINFO | |
501 | tristate "/proc/pal support" | |
502 | help | |
503 | If you say Y here, you are able to get PAL (Processor Abstraction | |
504 | Layer) information in /proc/pal. This contains useful information | |
505 | about the processors in your systems, such as cache and TLB sizes | |
506 | and the PAL firmware version in use. | |
507 | ||
508 | To use this option, you have to ensure that the "/proc file system | |
509 | support" (CONFIG_PROC_FS) is enabled, too. | |
510 | ||
e9ef08bd FY |
511 | config IA64_MC_ERR_INJECT |
512 | tristate "MC error injection support" | |
513 | help | |
01dd2fbf ML |
514 | Adds support for MC error injection. If enabled, the kernel |
515 | will provide a sysfs interface for user applications to | |
516 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
517 | This is a useful tool for MCA testing. |
518 | ||
519 | If you're unsure, do not select this option. | |
520 | ||
466575f4 JS |
521 | config SGI_SN |
522 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
523 | ||
2ab561a1 DMT |
524 | config IA64_ESI |
525 | bool "ESI (Extensible SAL Interface) support" | |
526 | help | |
527 | If you say Y here, support is built into the kernel to | |
528 | make ESI calls. ESI calls are used to support vendor-specific | |
529 | firmware extensions, such as the ability to inject memory-errors | |
530 | for test-purposes. If you're unsure, say N. | |
531 | ||
28eda5b8 BH |
532 | config IA64_HP_AML_NFW |
533 | bool "Support ACPI AML calls to native firmware" | |
534 | help | |
535 | This driver installs a global ACPI Operation Region handler for | |
536 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
537 | native firmware functions. The driver installs the OpRegion | |
538 | handler if there is an HPQ5001 device or if the user supplies | |
539 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
540 | kernel command line option. | |
541 | ||
c1311af1 BC |
542 | source "drivers/sn/Kconfig" |
543 | ||
a7956113 | 544 | config KEXEC |
48a9240c KC |
545 | bool "kexec system call" |
546 | depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
547 | help |
548 | kexec is a system call that implements the ability to shutdown your | |
549 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 550 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
551 | you can start any kernel with it, not just Linux. |
552 | ||
01dd2fbf | 553 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
554 | |
555 | It is an ongoing process to be certain the hardware in a machine | |
556 | is properly shutdown, so do not be surprised if this code does not | |
bf220695 GU |
557 | initially work for you. As of this writing the exact hardware |
558 | interface is strongly in flux, so no good recommendation can be | |
559 | made. | |
a7956113 ZN |
560 | |
561 | config CRASH_DUMP | |
fb86611f BW |
562 | bool "kernel crash dumps" |
563 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
564 | help |
565 | Generate crash dump after being started by kexec. | |
566 | ||
1da177e4 LT |
567 | source "drivers/firmware/Kconfig" |
568 | ||
569 | source "fs/Kconfig.binfmt" | |
570 | ||
571 | endmenu | |
572 | ||
1547a012 | 573 | menu "Power management and ACPI options" |
1da177e4 | 574 | |
eb7b6b32 | 575 | source "kernel/power/Kconfig" |
1da177e4 LT |
576 | |
577 | source "drivers/acpi/Kconfig" | |
578 | ||
4db8699b | 579 | if PM |
ab423e43 VK |
580 | menu "CPU Frequency scaling" |
581 | source "drivers/cpufreq/Kconfig" | |
582 | endmenu | |
4db8699b VP |
583 | endif |
584 | ||
1da177e4 LT |
585 | endmenu |
586 | ||
587 | if !IA64_HP_SIM | |
588 | ||
589 | menu "Bus options (PCI, PCMCIA)" | |
590 | ||
591 | config PCI | |
592 | bool "PCI support" | |
593 | help | |
85f265d8 CH |
594 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
595 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
596 | |
597 | config PCI_DOMAINS | |
36e23590 MW |
598 | def_bool PCI |
599 | ||
600 | config PCI_SYSCALL | |
601 | def_bool PCI | |
1da177e4 | 602 | |
b7bb575c KK |
603 | source "drivers/pci/pcie/Kconfig" |
604 | ||
1da177e4 LT |
605 | source "drivers/pci/Kconfig" |
606 | ||
607 | source "drivers/pci/hotplug/Kconfig" | |
608 | ||
609 | source "drivers/pcmcia/Kconfig" | |
610 | ||
611 | endmenu | |
612 | ||
613 | endif | |
614 | ||
d5950b43 SR |
615 | source "net/Kconfig" |
616 | ||
1da177e4 LT |
617 | source "drivers/Kconfig" |
618 | ||
1547a012 BH |
619 | source "arch/ia64/hp/sim/Kconfig" |
620 | ||
1a4b0fc5 JS |
621 | config MSPEC |
622 | tristate "Memory special operations driver" | |
623 | depends on IA64 | |
624 | select IA64_UNCACHED_ALLOCATOR | |
625 | help | |
626 | If you have an ia64 and you want to enable memory special | |
627 | operations support (formerly known as fetchop), say Y here, | |
628 | otherwise say N. | |
629 | ||
1da177e4 LT |
630 | source "fs/Kconfig" |
631 | ||
1547a012 BH |
632 | source "arch/ia64/Kconfig.debug" |
633 | ||
634 | source "security/Kconfig" | |
635 | ||
636 | source "crypto/Kconfig" | |
637 | ||
b693919c XZ |
638 | source "arch/ia64/kvm/Kconfig" |
639 | ||
1da177e4 LT |
640 | source "lib/Kconfig" |
641 | ||
b34eb53c | 642 | config IOMMU_HELPER |
a8522509 | 643 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |