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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 |
a6359d1e | 37 | select ARCH_INIT_TASK |
1da177e4 LT |
38 | default y |
39 | help | |
40 | The Itanium Processor Family is Intel's 64-bit successor to | |
41 | the 32-bit X86 line. The IA-64 Linux project has a home | |
42 | page at <http://www.linuxia64.org/> and a mailing list at | |
43 | <linux-ia64@vger.kernel.org>. | |
44 | ||
45 | config 64BIT | |
46 | bool | |
9f271d57 | 47 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
48 | default y |
49 | ||
66701b14 | 50 | config ZONE_DMA |
09ae1f58 CL |
51 | def_bool y |
52 | depends on !IA64_SGI_SN2 | |
66701b14 | 53 | |
2bd62a40 CL |
54 | config QUICKLIST |
55 | bool | |
56 | default y | |
57 | ||
1da177e4 LT |
58 | config MMU |
59 | bool | |
60 | default y | |
61 | ||
e33621a2 FT |
62 | config ARCH_DMA_ADDR_T_64BIT |
63 | def_bool y | |
64 | ||
66ed5ef8 FT |
65 | config NEED_DMA_MAP_STATE |
66 | def_bool y | |
67 | ||
18e98307 FT |
68 | config NEED_SG_DMA_LENGTH |
69 | def_bool y | |
70 | ||
6c654b5f JL |
71 | config SWIOTLB |
72 | bool | |
6c654b5f | 73 | |
85718fae TL |
74 | config STACKTRACE_SUPPORT |
75 | def_bool y | |
76 | ||
95c354fe | 77 | config GENERIC_LOCKBREAK |
2c86963b | 78 | def_bool n |
95c354fe | 79 | |
1da177e4 LT |
80 | config RWSEM_XCHGADD_ALGORITHM |
81 | bool | |
82 | default y | |
83 | ||
d9c23400 MG |
84 | config HUGETLB_PAGE_SIZE_VARIABLE |
85 | bool | |
86 | depends on HUGETLB_PAGE | |
87 | default y | |
88 | ||
1da177e4 LT |
89 | config GENERIC_CALIBRATE_DELAY |
90 | bool | |
91 | default y | |
92 | ||
0aa366f3 | 93 | config GENERIC_TIME_VSYSCALL |
1da177e4 LT |
94 | bool |
95 | default y | |
96 | ||
988c388a | 97 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 98 | def_bool y |
99 | ||
badc1446 | 100 | config GENERIC_GPIO |
95488698 | 101 | bool |
badc1446 | 102 | |
3ed3bce8 MD |
103 | config DMI |
104 | bool | |
105 | default y | |
106 | ||
1da177e4 LT |
107 | config EFI |
108 | bool | |
109 | default y | |
110 | ||
ae7bd11b PA |
111 | config ARCH_CLOCKSOURCE_DATA |
112 | def_bool y | |
113 | ||
ae1e9130 | 114 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
115 | bool |
116 | default y | |
117 | ||
f14f75b8 JS |
118 | config IA64_UNCACHED_ALLOCATOR |
119 | bool | |
120 | select GENERIC_ALLOCATOR | |
121 | ||
46cf98cd VP |
122 | config ARCH_USES_PG_UNCACHED |
123 | def_bool y | |
124 | depends on IA64_UNCACHED_ALLOCATOR | |
125 | ||
e65e1fc2 AV |
126 | config AUDIT_ARCH |
127 | bool | |
128 | default y | |
129 | ||
ba9cc328 IY |
130 | menuconfig PARAVIRT_GUEST |
131 | bool "Paravirtualized guest support" | |
132 | help | |
133 | Say Y here to get to see options related to running Linux under | |
134 | various hypervisors. This option alone does not add any kernel code. | |
135 | ||
136 | If you say N, all options in this submenu will be skipped and disabled. | |
137 | ||
138 | if PARAVIRT_GUEST | |
139 | ||
140 | config PARAVIRT | |
141 | bool "Enable paravirtualization code" | |
142 | depends on PARAVIRT_GUEST | |
143 | default y | |
144 | bool | |
145 | default y | |
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 | ||
152 | ||
153 | source "arch/ia64/xen/Kconfig" | |
154 | ||
155 | endif | |
156 | ||
1da177e4 LT |
157 | choice |
158 | prompt "System type" | |
159 | default IA64_GENERIC | |
160 | ||
161 | config IA64_GENERIC | |
162 | bool "generic" | |
163 | select NUMA | |
164 | select ACPI_NUMA | |
d1598e05 | 165 | select SWIOTLB |
62fdd767 | 166 | select PCI_MSI |
1da177e4 LT |
167 | help |
168 | This selects the system type of your hardware. A "generic" kernel | |
169 | will run on any supported IA-64 system. However, if you configure | |
170 | a kernel for your specific system, it will be faster and smaller. | |
171 | ||
172 | generic For any supported IA-64 system | |
173 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
62fdd767 | 174 | DIG+Intel+IOMMU For DIG systems with Intel IOMMU |
1da177e4 LT |
175 | HP-zx1/sx1000 For HP systems |
176 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
177 | SGI-SN2 For SGI Altix systems | |
22246614 | 178 | SGI-UV For SGI UV systems |
1da177e4 | 179 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
ba9cc328 | 180 | Xen-domU For xen domU system |
1da177e4 LT |
181 | |
182 | If you don't know what to do, choose "generic". | |
183 | ||
184 | config IA64_DIG | |
185 | bool "DIG-compliant" | |
d1598e05 | 186 | select SWIOTLB |
1da177e4 | 187 | |
62fdd767 FY |
188 | config IA64_DIG_VTD |
189 | bool "DIG+Intel+IOMMU" | |
190 | select DMAR | |
191 | select PCI_MSI | |
192 | ||
1da177e4 LT |
193 | config IA64_HP_ZX1 |
194 | bool "HP-zx1/sx1000" | |
195 | help | |
196 | Build a kernel that runs on HP zx1 and sx1000 systems. This adds | |
197 | support for the HP I/O MMU. | |
198 | ||
199 | config IA64_HP_ZX1_SWIOTLB | |
200 | bool "HP-zx1/sx1000 with software I/O TLB" | |
d1598e05 | 201 | select SWIOTLB |
1da177e4 LT |
202 | help |
203 | Build a kernel that runs on HP zx1 and sx1000 systems even when they | |
204 | have broken PCI devices which cannot DMA to full 32 bits. Apart | |
205 | from support for the HP I/O MMU, this includes support for the software | |
206 | I/O TLB, which allows supporting the broken devices at the expense of | |
207 | wasting some kernel memory (about 2MB by default). | |
208 | ||
209 | config IA64_SGI_SN2 | |
210 | bool "SGI-SN2" | |
bd3be240 JS |
211 | select NUMA |
212 | select ACPI_NUMA | |
1da177e4 LT |
213 | help |
214 | Selecting this option will optimize the kernel for use on sn2 based | |
215 | systems, but the resulting kernel binary will not run on other | |
216 | types of ia64 systems. If you have an SGI Altix system, it's safe | |
217 | to select this option. If in doubt, select ia64 generic support | |
218 | instead. | |
219 | ||
3351ab9b JS |
220 | config IA64_SGI_UV |
221 | bool "SGI-UV" | |
22246614 JS |
222 | select NUMA |
223 | select ACPI_NUMA | |
224 | select SWIOTLB | |
225 | help | |
226 | Selecting this option will optimize the kernel for use on UV based | |
227 | systems, but the resulting kernel binary will not run on other | |
228 | types of ia64 systems. If you have an SGI UV system, it's safe | |
229 | to select this option. If in doubt, select ia64 generic support | |
230 | instead. | |
231 | ||
1da177e4 LT |
232 | config IA64_HP_SIM |
233 | bool "Ski-simulator" | |
d1598e05 | 234 | select SWIOTLB |
1da177e4 | 235 | |
ba9cc328 IY |
236 | config IA64_XEN_GUEST |
237 | bool "Xen guest" | |
1d5b20f4 | 238 | select SWIOTLB |
ba9cc328 | 239 | depends on XEN |
1d5b20f4 IY |
240 | help |
241 | Build a kernel that runs on Xen guest domain. At this moment only | |
242 | 16KB page size in supported. | |
ba9cc328 | 243 | |
1da177e4 LT |
244 | endchoice |
245 | ||
246 | choice | |
247 | prompt "Processor type" | |
248 | default ITANIUM | |
249 | ||
250 | config ITANIUM | |
251 | bool "Itanium" | |
252 | help | |
253 | Select your IA-64 processor type. The default is Itanium. | |
254 | This choice is safe for all IA-64 systems, but may not perform | |
255 | optimally on systems with, say, Itanium 2 or newer processors. | |
256 | ||
257 | config MCKINLEY | |
258 | bool "Itanium 2" | |
259 | help | |
260 | Select this to configure for an Itanium 2 (McKinley) processor. | |
261 | ||
262 | endchoice | |
263 | ||
264 | choice | |
265 | prompt "Kernel page size" | |
266 | default IA64_PAGE_SIZE_16KB | |
267 | ||
268 | config IA64_PAGE_SIZE_4KB | |
269 | bool "4KB" | |
270 | help | |
271 | This lets you select the page size of the kernel. For best IA-64 | |
272 | performance, a page size of 8KB or 16KB is recommended. For best | |
273 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
274 | majority of IA-32 binaries work perfectly fine with a larger page | |
275 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
276 | be selected. | |
277 | ||
278 | 4KB For best IA-32 compatibility | |
279 | 8KB For best IA-64 performance | |
280 | 16KB For best IA-64 performance | |
281 | 64KB Requires Itanium 2 or newer processor. | |
282 | ||
283 | If you don't know what to do, choose 16KB. | |
284 | ||
285 | config IA64_PAGE_SIZE_8KB | |
286 | bool "8KB" | |
287 | ||
288 | config IA64_PAGE_SIZE_16KB | |
289 | bool "16KB" | |
290 | ||
291 | config IA64_PAGE_SIZE_64KB | |
292 | depends on !ITANIUM | |
293 | bool "64KB" | |
294 | ||
295 | endchoice | |
296 | ||
837cd0bd RH |
297 | choice |
298 | prompt "Page Table Levels" | |
299 | default PGTABLE_3 | |
300 | ||
301 | config PGTABLE_3 | |
302 | bool "3 Levels" | |
303 | ||
304 | config PGTABLE_4 | |
305 | depends on !IA64_PAGE_SIZE_64KB | |
306 | bool "4 Levels" | |
307 | ||
308 | endchoice | |
309 | ||
10d0aa3c TL |
310 | if IA64_HP_SIM |
311 | config HZ | |
312 | default 32 | |
313 | endif | |
314 | ||
315 | if !IA64_HP_SIM | |
b5d23e5b | 316 | source kernel/Kconfig.hz |
10d0aa3c | 317 | endif |
b5d23e5b | 318 | |
1da177e4 LT |
319 | config IA64_BRL_EMU |
320 | bool | |
321 | depends on ITANIUM | |
322 | default y | |
323 | ||
324 | # align cache-sensitive data to 128 bytes | |
325 | config IA64_L1_CACHE_SHIFT | |
326 | int | |
327 | default "7" if MCKINLEY | |
328 | default "6" if ITANIUM | |
329 | ||
1da177e4 LT |
330 | config IA64_CYCLONE |
331 | bool "Cyclone (EXA) Time Source support" | |
332 | help | |
333 | Say Y here to enable support for IBM EXA Cyclone time source. | |
334 | If you're unsure, answer N. | |
335 | ||
336 | config IOSAPIC | |
337 | bool | |
338 | depends on !IA64_HP_SIM | |
339 | default y | |
340 | ||
1da177e4 | 341 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
342 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
343 | range 11 17 if !HUGETLB_PAGE | |
344 | default "17" if HUGETLB_PAGE | |
345 | default "11" | |
1da177e4 | 346 | |
b64f34cd HS |
347 | config VIRT_CPU_ACCOUNTING |
348 | bool "Deterministic task and CPU time accounting" | |
349 | default n | |
350 | help | |
351 | Select this option to enable more accurate task and CPU time | |
352 | accounting. This is done by reading a CPU counter on each | |
353 | kernel entry and exit and on transitions within the kernel | |
354 | between system, softirq and hardirq state, so there is a | |
355 | small performance impact. | |
356 | If in doubt, say N here. | |
357 | ||
1da177e4 LT |
358 | config SMP |
359 | bool "Symmetric multi-processing support" | |
f27b433e | 360 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
361 | help |
362 | This enables support for systems with more than one CPU. If you have | |
363 | a system with only one CPU, say N. If you have a system with more | |
364 | than one CPU, say Y. | |
365 | ||
366 | If you say N here, the kernel will run on single and multiprocessor | |
367 | systems, but will use only one CPU of a multiprocessor system. If | |
368 | you say Y here, the kernel will run on many, but not all, | |
369 | single processor systems. On a single processor system, the kernel | |
370 | will run faster if you say N here. | |
371 | ||
03502faa AB |
372 | See also the SMP-HOWTO available at |
373 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
374 | |
375 | If you don't know what to do here, say N. | |
376 | ||
377 | config NR_CPUS | |
d1339df1 RH |
378 | int "Maximum number of CPUs (2-4096)" |
379 | range 2 4096 | |
1da177e4 | 380 | depends on SMP |
d1339df1 | 381 | default "4096" |
1da177e4 LT |
382 | help |
383 | You should set this to the number of CPUs in your system, but | |
384 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
385 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
386 | than 64 will cause the use of a CPU mask array, causing a small | |
387 | performance hit. | |
388 | ||
389 | config HOTPLUG_CPU | |
390 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
391 | depends on SMP && EXPERIMENTAL | |
392 | select HOTPLUG | |
393 | default n | |
394 | ---help--- | |
395 | Say Y here to experiment with turning CPUs off and on. CPUs | |
396 | can be controlled through /sys/devices/system/cpu/cpu#. | |
397 | Say N if you want to disable CPU hotplug. | |
398 | ||
cc57637b YG |
399 | config ARCH_ENABLE_MEMORY_HOTPLUG |
400 | def_bool y | |
401 | ||
0c0e6195 KH |
402 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
403 | def_bool y | |
404 | ||
7a9bdd88 SS |
405 | config SCHED_SMT |
406 | bool "SMT scheduler support" | |
407 | depends on SMP | |
7a9bdd88 SS |
408 | help |
409 | Improves the CPU scheduler's decision making when dealing with | |
410 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
411 | overhead in some places. If unsure say N here. | |
412 | ||
ff741906 AR |
413 | config PERMIT_BSP_REMOVE |
414 | bool "Support removal of Bootstrap Processor" | |
415 | depends on HOTPLUG_CPU | |
416 | default n | |
417 | ---help--- | |
418 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
419 | support. | |
420 | ||
421 | config FORCE_CPEI_RETARGET | |
25985edc | 422 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
423 | depends on PERMIT_BSP_REMOVE |
424 | default n | |
425 | ---help--- | |
25985edc | 426 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
427 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
428 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
429 | This option it useful to enable this feature on older BIOS's as well. | |
430 | You can also enable this by using boot command line option force_cpei=1. | |
431 | ||
0b0517a4 | 432 | source "kernel/Kconfig.preempt" |
1da177e4 | 433 | |
3f22ab27 DH |
434 | source "mm/Kconfig" |
435 | ||
da9577c5 BP |
436 | config ARCH_SELECT_MEMORY_MODEL |
437 | def_bool y | |
438 | ||
439 | config ARCH_DISCONTIGMEM_ENABLE | |
440 | def_bool y | |
441 | help | |
442 | Say Y to support efficient handling of discontiguous physical memory, | |
443 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
444 | or have huge holes in the physical address space for other reasons. | |
445 | See <file:Documentation/vm/numa> for more. | |
446 | ||
447 | config ARCH_FLATMEM_ENABLE | |
448 | def_bool y | |
449 | ||
450 | config ARCH_SPARSEMEM_ENABLE | |
451 | def_bool y | |
452 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 453 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
454 | |
455 | config ARCH_DISCONTIGMEM_DEFAULT | |
456 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
457 | depends on ARCH_DISCONTIGMEM_ENABLE | |
458 | ||
459 | config NUMA | |
460 | bool "NUMA support" | |
461 | depends on !IA64_HP_SIM && !FLATMEM | |
462 | default y if IA64_SGI_SN2 | |
6c33eb39 | 463 | select ACPI_NUMA if ACPI |
da9577c5 BP |
464 | help |
465 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
466 | Access). This option is for configuring high-end multiprocessor | |
467 | server systems. If in doubt, say N. | |
468 | ||
c80d79d7 YG |
469 | config NODES_SHIFT |
470 | int "Max num nodes shift(3-10)" | |
471 | range 3 10 | |
c57d68ca | 472 | default "10" |
c80d79d7 YG |
473 | depends on NEED_MULTIPLE_NODES |
474 | help | |
475 | This option specifies the maximum number of nodes in your SSI system. | |
476 | MAX_NUMNODES will be 2^(This value). | |
477 | If in doubt, use the default. | |
478 | ||
da9577c5 BP |
479 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
480 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
481 | config VIRTUAL_MEM_MAP | |
482 | bool "Virtual mem map" | |
483 | depends on !SPARSEMEM | |
484 | default y if !IA64_HP_SIM | |
485 | help | |
486 | Say Y to compile the kernel with support for a virtual mem map. | |
487 | This code also only takes effect if a memory hole of greater than | |
488 | 1 Gb is found during boot. You must turn this option on if you | |
489 | require the DISCONTIGMEM option for your machine. If you are | |
490 | unsure, say Y. | |
491 | ||
492 | config HOLES_IN_ZONE | |
493 | bool | |
494 | default y if VIRTUAL_MEM_MAP | |
495 | ||
496 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 497 | def_bool NUMA && SPARSEMEM |
da9577c5 | 498 | |
10ad400b YG |
499 | config HAVE_ARCH_NODEDATA_EXTENSION |
500 | def_bool y | |
501 | depends on NUMA | |
502 | ||
3bccd996 LS |
503 | config USE_PERCPU_NUMA_NODE_ID |
504 | def_bool y | |
505 | depends on NUMA | |
506 | ||
fd1197f1 | 507 | config HAVE_MEMORYLESS_NODES |
25106000 | 508 | def_bool NUMA |
fd1197f1 | 509 | |
9492587c KH |
510 | config ARCH_PROC_KCORE_TEXT |
511 | def_bool y | |
512 | depends on PROC_KCORE | |
513 | ||
1da177e4 LT |
514 | config IA64_MCA_RECOVERY |
515 | tristate "MCA recovery from errors other than TLB." | |
516 | ||
517 | config PERFMON | |
518 | bool "Performance monitor support" | |
519 | help | |
520 | Selects whether support for the IA-64 performance monitor hardware | |
521 | is included in the kernel. This makes some kernel data-structures a | |
522 | little bigger and slows down execution a bit, but it is generally | |
523 | a good idea to turn this on. If you're unsure, say Y. | |
524 | ||
525 | config IA64_PALINFO | |
526 | tristate "/proc/pal support" | |
527 | help | |
528 | If you say Y here, you are able to get PAL (Processor Abstraction | |
529 | Layer) information in /proc/pal. This contains useful information | |
530 | about the processors in your systems, such as cache and TLB sizes | |
531 | and the PAL firmware version in use. | |
532 | ||
533 | To use this option, you have to ensure that the "/proc file system | |
534 | support" (CONFIG_PROC_FS) is enabled, too. | |
535 | ||
e9ef08bd FY |
536 | config IA64_MC_ERR_INJECT |
537 | tristate "MC error injection support" | |
538 | help | |
01dd2fbf ML |
539 | Adds support for MC error injection. If enabled, the kernel |
540 | will provide a sysfs interface for user applications to | |
541 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
542 | This is a useful tool for MCA testing. |
543 | ||
544 | If you're unsure, do not select this option. | |
545 | ||
466575f4 JS |
546 | config SGI_SN |
547 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
548 | ||
2ab561a1 DMT |
549 | config IA64_ESI |
550 | bool "ESI (Extensible SAL Interface) support" | |
551 | help | |
552 | If you say Y here, support is built into the kernel to | |
553 | make ESI calls. ESI calls are used to support vendor-specific | |
554 | firmware extensions, such as the ability to inject memory-errors | |
555 | for test-purposes. If you're unsure, say N. | |
556 | ||
28eda5b8 BH |
557 | config IA64_HP_AML_NFW |
558 | bool "Support ACPI AML calls to native firmware" | |
559 | help | |
560 | This driver installs a global ACPI Operation Region handler for | |
561 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
562 | native firmware functions. The driver installs the OpRegion | |
563 | handler if there is an HPQ5001 device or if the user supplies | |
564 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
565 | kernel command line option. | |
566 | ||
c1311af1 BC |
567 | source "drivers/sn/Kconfig" |
568 | ||
a7956113 ZN |
569 | config KEXEC |
570 | bool "kexec system call (EXPERIMENTAL)" | |
571 | depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
572 | help | |
573 | kexec is a system call that implements the ability to shutdown your | |
574 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 575 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
576 | you can start any kernel with it, not just Linux. |
577 | ||
01dd2fbf | 578 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
579 | |
580 | It is an ongoing process to be certain the hardware in a machine | |
581 | is properly shutdown, so do not be surprised if this code does not | |
582 | initially work for you. It may help to enable device hotplugging | |
583 | support. As of this writing the exact hardware interface is | |
584 | strongly in flux, so no good recommendation can be made. | |
585 | ||
586 | config CRASH_DUMP | |
fb86611f BW |
587 | bool "kernel crash dumps" |
588 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
589 | help |
590 | Generate crash dump after being started by kexec. | |
591 | ||
1da177e4 LT |
592 | source "drivers/firmware/Kconfig" |
593 | ||
594 | source "fs/Kconfig.binfmt" | |
595 | ||
596 | endmenu | |
597 | ||
1547a012 | 598 | menu "Power management and ACPI options" |
1da177e4 | 599 | |
eb7b6b32 | 600 | source "kernel/power/Kconfig" |
1da177e4 LT |
601 | |
602 | source "drivers/acpi/Kconfig" | |
603 | ||
4db8699b VP |
604 | if PM |
605 | ||
606 | source "arch/ia64/kernel/cpufreq/Kconfig" | |
607 | ||
608 | endif | |
609 | ||
1da177e4 LT |
610 | endmenu |
611 | ||
612 | if !IA64_HP_SIM | |
613 | ||
614 | menu "Bus options (PCI, PCMCIA)" | |
615 | ||
616 | config PCI | |
617 | bool "PCI support" | |
618 | help | |
85f265d8 CH |
619 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
620 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
621 | |
622 | config PCI_DOMAINS | |
36e23590 MW |
623 | def_bool PCI |
624 | ||
625 | config PCI_SYSCALL | |
626 | def_bool PCI | |
1da177e4 | 627 | |
b7bb575c KK |
628 | source "drivers/pci/pcie/Kconfig" |
629 | ||
1da177e4 LT |
630 | source "drivers/pci/Kconfig" |
631 | ||
632 | source "drivers/pci/hotplug/Kconfig" | |
633 | ||
634 | source "drivers/pcmcia/Kconfig" | |
635 | ||
636 | endmenu | |
637 | ||
638 | endif | |
639 | ||
d5950b43 SR |
640 | source "net/Kconfig" |
641 | ||
1da177e4 LT |
642 | source "drivers/Kconfig" |
643 | ||
1547a012 BH |
644 | source "arch/ia64/hp/sim/Kconfig" |
645 | ||
1a4b0fc5 JS |
646 | config MSPEC |
647 | tristate "Memory special operations driver" | |
648 | depends on IA64 | |
649 | select IA64_UNCACHED_ALLOCATOR | |
650 | help | |
651 | If you have an ia64 and you want to enable memory special | |
652 | operations support (formerly known as fetchop), say Y here, | |
653 | otherwise say N. | |
654 | ||
1da177e4 LT |
655 | source "fs/Kconfig" |
656 | ||
1547a012 BH |
657 | source "arch/ia64/Kconfig.debug" |
658 | ||
659 | source "security/Kconfig" | |
660 | ||
661 | source "crypto/Kconfig" | |
662 | ||
b693919c XZ |
663 | source "arch/ia64/kvm/Kconfig" |
664 | ||
1da177e4 LT |
665 | source "lib/Kconfig" |
666 | ||
b34eb53c | 667 | config IOMMU_HELPER |
a8522509 | 668 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |