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Commit | Line | Data |
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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 | |
06f87adf LB |
9 | select PCI if (!IA64_HP_SIM) |
10 | select ACPI if (!IA64_HP_SIM) | |
8140a90e | 11 | select PM if (!IA64_HP_SIM) |
f282b970 | 12 | select ARCH_SUPPORTS_MSI |
0773a6cf | 13 | select HAVE_UNSTABLE_SCHED_CLOCK |
ec7748b5 | 14 | select HAVE_IDE |
42d4b839 | 15 | select HAVE_OPROFILE |
3f550096 | 16 | select HAVE_KPROBES |
9edddaa2 | 17 | select HAVE_KRETPROBES |
a14a07b8 SL |
18 | select HAVE_FTRACE_MCOUNT_RECORD |
19 | select HAVE_DYNAMIC_FTRACE if (!ITANIUM) | |
d3e75ff1 | 20 | select HAVE_FUNCTION_TRACER |
74bc7cee | 21 | select HAVE_DMA_ATTRS |
b693919c | 22 | select HAVE_KVM |
9690ad03 | 23 | select HAVE_ARCH_TRACEHOOK |
99162195 | 24 | select HAVE_DMA_API_DEBUG |
c5e66129 | 25 | select HAVE_GENERIC_HARDIRQS |
98e4ae8a TH |
26 | select HAVE_MEMBLOCK |
27 | select HAVE_MEMBLOCK_NODE_MAP | |
28 | select ARCH_DISCARD_MEMBLOCK | |
c5e66129 TG |
29 | select GENERIC_IRQ_PROBE |
30 | select GENERIC_PENDING_IRQ if SMP | |
31 | select IRQ_PER_CPU | |
e3d78122 | 32 | select GENERIC_IRQ_SHOW |
badc1446 | 33 | select ARCH_WANT_OPTIONAL_GPIOLIB |
df013ffb | 34 | select ARCH_HAVE_NMI_SAFE_CMPXCHG |
4673ca8e | 35 | select GENERIC_IOMAP |
13583bf1 | 36 | select GENERIC_SMP_IDLE_THREAD |
1da177e4 LT |
37 | default y |
38 | help | |
39 | The Itanium Processor Family is Intel's 64-bit successor to | |
40 | the 32-bit X86 line. The IA-64 Linux project has a home | |
41 | page at <http://www.linuxia64.org/> and a mailing list at | |
42 | <linux-ia64@vger.kernel.org>. | |
43 | ||
44 | config 64BIT | |
45 | bool | |
9f271d57 | 46 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
47 | default y |
48 | ||
66701b14 | 49 | config ZONE_DMA |
09ae1f58 CL |
50 | def_bool y |
51 | depends on !IA64_SGI_SN2 | |
66701b14 | 52 | |
2bd62a40 CL |
53 | config QUICKLIST |
54 | bool | |
55 | default y | |
56 | ||
1da177e4 LT |
57 | config MMU |
58 | bool | |
59 | default y | |
60 | ||
e33621a2 FT |
61 | config ARCH_DMA_ADDR_T_64BIT |
62 | def_bool y | |
63 | ||
66ed5ef8 FT |
64 | config NEED_DMA_MAP_STATE |
65 | def_bool y | |
66 | ||
18e98307 FT |
67 | config NEED_SG_DMA_LENGTH |
68 | def_bool y | |
69 | ||
6c654b5f JL |
70 | config SWIOTLB |
71 | bool | |
6c654b5f | 72 | |
85718fae TL |
73 | config STACKTRACE_SUPPORT |
74 | def_bool y | |
75 | ||
95c354fe | 76 | config GENERIC_LOCKBREAK |
2c86963b | 77 | def_bool n |
95c354fe | 78 | |
1da177e4 LT |
79 | config RWSEM_XCHGADD_ALGORITHM |
80 | bool | |
81 | default y | |
82 | ||
d9c23400 MG |
83 | config HUGETLB_PAGE_SIZE_VARIABLE |
84 | bool | |
85 | depends on HUGETLB_PAGE | |
86 | default y | |
87 | ||
1da177e4 LT |
88 | config GENERIC_CALIBRATE_DELAY |
89 | bool | |
90 | default y | |
91 | ||
0aa366f3 | 92 | config GENERIC_TIME_VSYSCALL |
1da177e4 LT |
93 | bool |
94 | default y | |
95 | ||
988c388a | 96 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 97 | def_bool y |
98 | ||
badc1446 | 99 | config GENERIC_GPIO |
95488698 | 100 | bool |
badc1446 | 101 | |
3ed3bce8 MD |
102 | config DMI |
103 | bool | |
104 | default y | |
105 | ||
1da177e4 LT |
106 | config EFI |
107 | bool | |
108 | default y | |
109 | ||
ae7bd11b PA |
110 | config ARCH_CLOCKSOURCE_DATA |
111 | def_bool y | |
112 | ||
ae1e9130 | 113 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
114 | bool |
115 | default y | |
116 | ||
f14f75b8 JS |
117 | config IA64_UNCACHED_ALLOCATOR |
118 | bool | |
119 | select GENERIC_ALLOCATOR | |
120 | ||
46cf98cd VP |
121 | config ARCH_USES_PG_UNCACHED |
122 | def_bool y | |
123 | depends on IA64_UNCACHED_ALLOCATOR | |
124 | ||
e65e1fc2 AV |
125 | config AUDIT_ARCH |
126 | bool | |
127 | default y | |
128 | ||
ba9cc328 IY |
129 | menuconfig PARAVIRT_GUEST |
130 | bool "Paravirtualized guest support" | |
131 | help | |
132 | Say Y here to get to see options related to running Linux under | |
133 | various hypervisors. This option alone does not add any kernel code. | |
134 | ||
135 | If you say N, all options in this submenu will be skipped and disabled. | |
136 | ||
137 | if PARAVIRT_GUEST | |
138 | ||
139 | config PARAVIRT | |
140 | bool "Enable paravirtualization code" | |
141 | depends on PARAVIRT_GUEST | |
142 | default y | |
143 | bool | |
144 | default y | |
145 | help | |
146 | This changes the kernel so it can modify itself when it is run | |
147 | under a hypervisor, potentially improving performance significantly | |
148 | over full virtualization. However, when run without a hypervisor | |
149 | the kernel is theoretically slower and slightly larger. | |
150 | ||
151 | ||
152 | source "arch/ia64/xen/Kconfig" | |
153 | ||
154 | endif | |
155 | ||
1da177e4 LT |
156 | choice |
157 | prompt "System type" | |
158 | default IA64_GENERIC | |
159 | ||
160 | config IA64_GENERIC | |
161 | bool "generic" | |
162 | select NUMA | |
163 | select ACPI_NUMA | |
d1598e05 | 164 | select SWIOTLB |
62fdd767 | 165 | select PCI_MSI |
1da177e4 LT |
166 | help |
167 | This selects the system type of your hardware. A "generic" kernel | |
168 | will run on any supported IA-64 system. However, if you configure | |
169 | a kernel for your specific system, it will be faster and smaller. | |
170 | ||
171 | generic For any supported IA-64 system | |
172 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
62fdd767 | 173 | DIG+Intel+IOMMU For DIG systems with Intel IOMMU |
1da177e4 LT |
174 | HP-zx1/sx1000 For HP systems |
175 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
176 | SGI-SN2 For SGI Altix systems | |
22246614 | 177 | SGI-UV For SGI UV systems |
1da177e4 | 178 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
ba9cc328 | 179 | Xen-domU For xen domU system |
1da177e4 LT |
180 | |
181 | If you don't know what to do, choose "generic". | |
182 | ||
183 | config IA64_DIG | |
184 | bool "DIG-compliant" | |
d1598e05 | 185 | select SWIOTLB |
1da177e4 | 186 | |
62fdd767 FY |
187 | config IA64_DIG_VTD |
188 | bool "DIG+Intel+IOMMU" | |
189 | select DMAR | |
190 | select PCI_MSI | |
191 | ||
1da177e4 LT |
192 | config IA64_HP_ZX1 |
193 | bool "HP-zx1/sx1000" | |
194 | help | |
195 | Build a kernel that runs on HP zx1 and sx1000 systems. This adds | |
196 | support for the HP I/O MMU. | |
197 | ||
198 | config IA64_HP_ZX1_SWIOTLB | |
199 | bool "HP-zx1/sx1000 with software I/O TLB" | |
d1598e05 | 200 | select SWIOTLB |
1da177e4 LT |
201 | help |
202 | Build a kernel that runs on HP zx1 and sx1000 systems even when they | |
203 | have broken PCI devices which cannot DMA to full 32 bits. Apart | |
204 | from support for the HP I/O MMU, this includes support for the software | |
205 | I/O TLB, which allows supporting the broken devices at the expense of | |
206 | wasting some kernel memory (about 2MB by default). | |
207 | ||
208 | config IA64_SGI_SN2 | |
209 | bool "SGI-SN2" | |
bd3be240 JS |
210 | select NUMA |
211 | select ACPI_NUMA | |
1da177e4 LT |
212 | help |
213 | Selecting this option will optimize the kernel for use on sn2 based | |
214 | systems, but the resulting kernel binary will not run on other | |
215 | types of ia64 systems. If you have an SGI Altix system, it's safe | |
216 | to select this option. If in doubt, select ia64 generic support | |
217 | instead. | |
218 | ||
3351ab9b JS |
219 | config IA64_SGI_UV |
220 | bool "SGI-UV" | |
22246614 JS |
221 | select NUMA |
222 | select ACPI_NUMA | |
223 | select SWIOTLB | |
224 | help | |
225 | Selecting this option will optimize the kernel for use on UV based | |
226 | systems, but the resulting kernel binary will not run on other | |
227 | types of ia64 systems. If you have an SGI UV system, it's safe | |
228 | to select this option. If in doubt, select ia64 generic support | |
229 | instead. | |
230 | ||
1da177e4 LT |
231 | config IA64_HP_SIM |
232 | bool "Ski-simulator" | |
d1598e05 | 233 | select SWIOTLB |
1da177e4 | 234 | |
ba9cc328 IY |
235 | config IA64_XEN_GUEST |
236 | bool "Xen guest" | |
1d5b20f4 | 237 | select SWIOTLB |
ba9cc328 | 238 | depends on XEN |
1d5b20f4 IY |
239 | help |
240 | Build a kernel that runs on Xen guest domain. At this moment only | |
241 | 16KB page size in supported. | |
ba9cc328 | 242 | |
1da177e4 LT |
243 | endchoice |
244 | ||
245 | choice | |
246 | prompt "Processor type" | |
247 | default ITANIUM | |
248 | ||
249 | config ITANIUM | |
250 | bool "Itanium" | |
251 | help | |
252 | Select your IA-64 processor type. The default is Itanium. | |
253 | This choice is safe for all IA-64 systems, but may not perform | |
254 | optimally on systems with, say, Itanium 2 or newer processors. | |
255 | ||
256 | config MCKINLEY | |
257 | bool "Itanium 2" | |
258 | help | |
259 | Select this to configure for an Itanium 2 (McKinley) processor. | |
260 | ||
261 | endchoice | |
262 | ||
263 | choice | |
264 | prompt "Kernel page size" | |
265 | default IA64_PAGE_SIZE_16KB | |
266 | ||
267 | config IA64_PAGE_SIZE_4KB | |
268 | bool "4KB" | |
269 | help | |
270 | This lets you select the page size of the kernel. For best IA-64 | |
271 | performance, a page size of 8KB or 16KB is recommended. For best | |
272 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
273 | majority of IA-32 binaries work perfectly fine with a larger page | |
274 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
275 | be selected. | |
276 | ||
277 | 4KB For best IA-32 compatibility | |
278 | 8KB For best IA-64 performance | |
279 | 16KB For best IA-64 performance | |
280 | 64KB Requires Itanium 2 or newer processor. | |
281 | ||
282 | If you don't know what to do, choose 16KB. | |
283 | ||
284 | config IA64_PAGE_SIZE_8KB | |
285 | bool "8KB" | |
286 | ||
287 | config IA64_PAGE_SIZE_16KB | |
288 | bool "16KB" | |
289 | ||
290 | config IA64_PAGE_SIZE_64KB | |
291 | depends on !ITANIUM | |
292 | bool "64KB" | |
293 | ||
294 | endchoice | |
295 | ||
837cd0bd RH |
296 | choice |
297 | prompt "Page Table Levels" | |
298 | default PGTABLE_3 | |
299 | ||
300 | config PGTABLE_3 | |
301 | bool "3 Levels" | |
302 | ||
303 | config PGTABLE_4 | |
304 | depends on !IA64_PAGE_SIZE_64KB | |
305 | bool "4 Levels" | |
306 | ||
307 | endchoice | |
308 | ||
10d0aa3c TL |
309 | if IA64_HP_SIM |
310 | config HZ | |
311 | default 32 | |
312 | endif | |
313 | ||
314 | if !IA64_HP_SIM | |
b5d23e5b | 315 | source kernel/Kconfig.hz |
10d0aa3c | 316 | endif |
b5d23e5b | 317 | |
1da177e4 LT |
318 | config IA64_BRL_EMU |
319 | bool | |
320 | depends on ITANIUM | |
321 | default y | |
322 | ||
323 | # align cache-sensitive data to 128 bytes | |
324 | config IA64_L1_CACHE_SHIFT | |
325 | int | |
326 | default "7" if MCKINLEY | |
327 | default "6" if ITANIUM | |
328 | ||
1da177e4 LT |
329 | config IA64_CYCLONE |
330 | bool "Cyclone (EXA) Time Source support" | |
331 | help | |
332 | Say Y here to enable support for IBM EXA Cyclone time source. | |
333 | If you're unsure, answer N. | |
334 | ||
335 | config IOSAPIC | |
336 | bool | |
337 | depends on !IA64_HP_SIM | |
338 | default y | |
339 | ||
1da177e4 | 340 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
341 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
342 | range 11 17 if !HUGETLB_PAGE | |
343 | default "17" if HUGETLB_PAGE | |
344 | default "11" | |
1da177e4 | 345 | |
b64f34cd HS |
346 | config VIRT_CPU_ACCOUNTING |
347 | bool "Deterministic task and CPU time accounting" | |
348 | default n | |
349 | help | |
350 | Select this option to enable more accurate task and CPU time | |
351 | accounting. This is done by reading a CPU counter on each | |
352 | kernel entry and exit and on transitions within the kernel | |
353 | between system, softirq and hardirq state, so there is a | |
354 | small performance impact. | |
355 | If in doubt, say N here. | |
356 | ||
1da177e4 LT |
357 | config SMP |
358 | bool "Symmetric multi-processing support" | |
f27b433e | 359 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
360 | help |
361 | This enables support for systems with more than one CPU. If you have | |
362 | a system with only one CPU, say N. If you have a system with more | |
363 | than one CPU, say Y. | |
364 | ||
365 | If you say N here, the kernel will run on single and multiprocessor | |
366 | systems, but will use only one CPU of a multiprocessor system. If | |
367 | you say Y here, the kernel will run on many, but not all, | |
368 | single processor systems. On a single processor system, the kernel | |
369 | will run faster if you say N here. | |
370 | ||
03502faa AB |
371 | See also the SMP-HOWTO available at |
372 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
373 | |
374 | If you don't know what to do here, say N. | |
375 | ||
376 | config NR_CPUS | |
d1339df1 RH |
377 | int "Maximum number of CPUs (2-4096)" |
378 | range 2 4096 | |
1da177e4 | 379 | depends on SMP |
d1339df1 | 380 | default "4096" |
1da177e4 LT |
381 | help |
382 | You should set this to the number of CPUs in your system, but | |
383 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
384 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
385 | than 64 will cause the use of a CPU mask array, causing a small | |
386 | performance hit. | |
387 | ||
388 | config HOTPLUG_CPU | |
389 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
390 | depends on SMP && EXPERIMENTAL | |
391 | select HOTPLUG | |
392 | default n | |
393 | ---help--- | |
394 | Say Y here to experiment with turning CPUs off and on. CPUs | |
395 | can be controlled through /sys/devices/system/cpu/cpu#. | |
396 | Say N if you want to disable CPU hotplug. | |
397 | ||
cc57637b YG |
398 | config ARCH_ENABLE_MEMORY_HOTPLUG |
399 | def_bool y | |
400 | ||
0c0e6195 KH |
401 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
402 | def_bool y | |
403 | ||
7a9bdd88 SS |
404 | config SCHED_SMT |
405 | bool "SMT scheduler support" | |
406 | depends on SMP | |
7a9bdd88 SS |
407 | help |
408 | Improves the CPU scheduler's decision making when dealing with | |
409 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
410 | overhead in some places. If unsure say N here. | |
411 | ||
ff741906 AR |
412 | config PERMIT_BSP_REMOVE |
413 | bool "Support removal of Bootstrap Processor" | |
414 | depends on HOTPLUG_CPU | |
415 | default n | |
416 | ---help--- | |
417 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
418 | support. | |
419 | ||
420 | config FORCE_CPEI_RETARGET | |
25985edc | 421 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
422 | depends on PERMIT_BSP_REMOVE |
423 | default n | |
424 | ---help--- | |
25985edc | 425 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
426 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
427 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
428 | This option it useful to enable this feature on older BIOS's as well. | |
429 | You can also enable this by using boot command line option force_cpei=1. | |
430 | ||
0b0517a4 | 431 | source "kernel/Kconfig.preempt" |
1da177e4 | 432 | |
3f22ab27 DH |
433 | source "mm/Kconfig" |
434 | ||
da9577c5 BP |
435 | config ARCH_SELECT_MEMORY_MODEL |
436 | def_bool y | |
437 | ||
438 | config ARCH_DISCONTIGMEM_ENABLE | |
439 | def_bool y | |
440 | help | |
441 | Say Y to support efficient handling of discontiguous physical memory, | |
442 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
443 | or have huge holes in the physical address space for other reasons. | |
444 | See <file:Documentation/vm/numa> for more. | |
445 | ||
446 | config ARCH_FLATMEM_ENABLE | |
447 | def_bool y | |
448 | ||
449 | config ARCH_SPARSEMEM_ENABLE | |
450 | def_bool y | |
451 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 452 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
453 | |
454 | config ARCH_DISCONTIGMEM_DEFAULT | |
455 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
456 | depends on ARCH_DISCONTIGMEM_ENABLE | |
457 | ||
458 | config NUMA | |
459 | bool "NUMA support" | |
460 | depends on !IA64_HP_SIM && !FLATMEM | |
461 | default y if IA64_SGI_SN2 | |
6c33eb39 | 462 | select ACPI_NUMA if ACPI |
da9577c5 BP |
463 | help |
464 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
465 | Access). This option is for configuring high-end multiprocessor | |
466 | server systems. If in doubt, say N. | |
467 | ||
c80d79d7 YG |
468 | config NODES_SHIFT |
469 | int "Max num nodes shift(3-10)" | |
470 | range 3 10 | |
c57d68ca | 471 | default "10" |
c80d79d7 YG |
472 | depends on NEED_MULTIPLE_NODES |
473 | help | |
474 | This option specifies the maximum number of nodes in your SSI system. | |
475 | MAX_NUMNODES will be 2^(This value). | |
476 | If in doubt, use the default. | |
477 | ||
da9577c5 BP |
478 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
479 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
480 | config VIRTUAL_MEM_MAP | |
481 | bool "Virtual mem map" | |
482 | depends on !SPARSEMEM | |
483 | default y if !IA64_HP_SIM | |
484 | help | |
485 | Say Y to compile the kernel with support for a virtual mem map. | |
486 | This code also only takes effect if a memory hole of greater than | |
487 | 1 Gb is found during boot. You must turn this option on if you | |
488 | require the DISCONTIGMEM option for your machine. If you are | |
489 | unsure, say Y. | |
490 | ||
491 | config HOLES_IN_ZONE | |
492 | bool | |
493 | default y if VIRTUAL_MEM_MAP | |
494 | ||
495 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 496 | def_bool NUMA && SPARSEMEM |
da9577c5 | 497 | |
10ad400b YG |
498 | config HAVE_ARCH_NODEDATA_EXTENSION |
499 | def_bool y | |
500 | depends on NUMA | |
501 | ||
3bccd996 LS |
502 | config USE_PERCPU_NUMA_NODE_ID |
503 | def_bool y | |
504 | depends on NUMA | |
505 | ||
fd1197f1 | 506 | config HAVE_MEMORYLESS_NODES |
25106000 | 507 | def_bool NUMA |
fd1197f1 | 508 | |
9492587c KH |
509 | config ARCH_PROC_KCORE_TEXT |
510 | def_bool y | |
511 | depends on PROC_KCORE | |
512 | ||
1da177e4 LT |
513 | config IA64_MCA_RECOVERY |
514 | tristate "MCA recovery from errors other than TLB." | |
515 | ||
516 | config PERFMON | |
517 | bool "Performance monitor support" | |
518 | help | |
519 | Selects whether support for the IA-64 performance monitor hardware | |
520 | is included in the kernel. This makes some kernel data-structures a | |
521 | little bigger and slows down execution a bit, but it is generally | |
522 | a good idea to turn this on. If you're unsure, say Y. | |
523 | ||
524 | config IA64_PALINFO | |
525 | tristate "/proc/pal support" | |
526 | help | |
527 | If you say Y here, you are able to get PAL (Processor Abstraction | |
528 | Layer) information in /proc/pal. This contains useful information | |
529 | about the processors in your systems, such as cache and TLB sizes | |
530 | and the PAL firmware version in use. | |
531 | ||
532 | To use this option, you have to ensure that the "/proc file system | |
533 | support" (CONFIG_PROC_FS) is enabled, too. | |
534 | ||
e9ef08bd FY |
535 | config IA64_MC_ERR_INJECT |
536 | tristate "MC error injection support" | |
537 | help | |
01dd2fbf ML |
538 | Adds support for MC error injection. If enabled, the kernel |
539 | will provide a sysfs interface for user applications to | |
540 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
541 | This is a useful tool for MCA testing. |
542 | ||
543 | If you're unsure, do not select this option. | |
544 | ||
466575f4 JS |
545 | config SGI_SN |
546 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
547 | ||
2ab561a1 DMT |
548 | config IA64_ESI |
549 | bool "ESI (Extensible SAL Interface) support" | |
550 | help | |
551 | If you say Y here, support is built into the kernel to | |
552 | make ESI calls. ESI calls are used to support vendor-specific | |
553 | firmware extensions, such as the ability to inject memory-errors | |
554 | for test-purposes. If you're unsure, say N. | |
555 | ||
28eda5b8 BH |
556 | config IA64_HP_AML_NFW |
557 | bool "Support ACPI AML calls to native firmware" | |
558 | help | |
559 | This driver installs a global ACPI Operation Region handler for | |
560 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
561 | native firmware functions. The driver installs the OpRegion | |
562 | handler if there is an HPQ5001 device or if the user supplies | |
563 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
564 | kernel command line option. | |
565 | ||
c1311af1 BC |
566 | source "drivers/sn/Kconfig" |
567 | ||
a7956113 ZN |
568 | config KEXEC |
569 | bool "kexec system call (EXPERIMENTAL)" | |
570 | depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
571 | help | |
572 | kexec is a system call that implements the ability to shutdown your | |
573 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 574 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
575 | you can start any kernel with it, not just Linux. |
576 | ||
01dd2fbf | 577 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
578 | |
579 | It is an ongoing process to be certain the hardware in a machine | |
580 | is properly shutdown, so do not be surprised if this code does not | |
581 | initially work for you. It may help to enable device hotplugging | |
582 | support. As of this writing the exact hardware interface is | |
583 | strongly in flux, so no good recommendation can be made. | |
584 | ||
585 | config CRASH_DUMP | |
fb86611f BW |
586 | bool "kernel crash dumps" |
587 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
588 | help |
589 | Generate crash dump after being started by kexec. | |
590 | ||
1da177e4 LT |
591 | source "drivers/firmware/Kconfig" |
592 | ||
593 | source "fs/Kconfig.binfmt" | |
594 | ||
595 | endmenu | |
596 | ||
1547a012 | 597 | menu "Power management and ACPI options" |
1da177e4 | 598 | |
eb7b6b32 | 599 | source "kernel/power/Kconfig" |
1da177e4 LT |
600 | |
601 | source "drivers/acpi/Kconfig" | |
602 | ||
4db8699b VP |
603 | if PM |
604 | ||
605 | source "arch/ia64/kernel/cpufreq/Kconfig" | |
606 | ||
607 | endif | |
608 | ||
1da177e4 LT |
609 | endmenu |
610 | ||
611 | if !IA64_HP_SIM | |
612 | ||
613 | menu "Bus options (PCI, PCMCIA)" | |
614 | ||
615 | config PCI | |
616 | bool "PCI support" | |
617 | help | |
85f265d8 CH |
618 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
619 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
620 | |
621 | config PCI_DOMAINS | |
36e23590 MW |
622 | def_bool PCI |
623 | ||
624 | config PCI_SYSCALL | |
625 | def_bool PCI | |
1da177e4 | 626 | |
b7bb575c KK |
627 | source "drivers/pci/pcie/Kconfig" |
628 | ||
1da177e4 LT |
629 | source "drivers/pci/Kconfig" |
630 | ||
631 | source "drivers/pci/hotplug/Kconfig" | |
632 | ||
633 | source "drivers/pcmcia/Kconfig" | |
634 | ||
635 | endmenu | |
636 | ||
637 | endif | |
638 | ||
d5950b43 SR |
639 | source "net/Kconfig" |
640 | ||
1da177e4 LT |
641 | source "drivers/Kconfig" |
642 | ||
1547a012 BH |
643 | source "arch/ia64/hp/sim/Kconfig" |
644 | ||
1a4b0fc5 JS |
645 | config MSPEC |
646 | tristate "Memory special operations driver" | |
647 | depends on IA64 | |
648 | select IA64_UNCACHED_ALLOCATOR | |
649 | help | |
650 | If you have an ia64 and you want to enable memory special | |
651 | operations support (formerly known as fetchop), say Y here, | |
652 | otherwise say N. | |
653 | ||
1da177e4 LT |
654 | source "fs/Kconfig" |
655 | ||
1547a012 BH |
656 | source "arch/ia64/Kconfig.debug" |
657 | ||
658 | source "security/Kconfig" | |
659 | ||
660 | source "crypto/Kconfig" | |
661 | ||
b693919c XZ |
662 | source "arch/ia64/kvm/Kconfig" |
663 | ||
1da177e4 LT |
664 | source "lib/Kconfig" |
665 | ||
b34eb53c | 666 | config IOMMU_HELPER |
a8522509 | 667 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |