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 | |
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 |
f5e10287 TG |
38 | select ARCH_TASK_STRUCT_ALLOCATOR |
39 | select ARCH_THREAD_INFO_ALLOCATOR | |
21b19710 AMG |
40 | select ARCH_CLOCKSOURCE_DATA |
41 | select GENERIC_TIME_VSYSCALL | |
1da177e4 LT |
42 | default y |
43 | help | |
44 | The Itanium Processor Family is Intel's 64-bit successor to | |
45 | the 32-bit X86 line. The IA-64 Linux project has a home | |
46 | page at <http://www.linuxia64.org/> and a mailing list at | |
47 | <linux-ia64@vger.kernel.org>. | |
48 | ||
49 | config 64BIT | |
50 | bool | |
9f271d57 | 51 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
52 | default y |
53 | ||
66701b14 | 54 | config ZONE_DMA |
09ae1f58 CL |
55 | def_bool y |
56 | depends on !IA64_SGI_SN2 | |
66701b14 | 57 | |
2bd62a40 CL |
58 | config QUICKLIST |
59 | bool | |
60 | default y | |
61 | ||
1da177e4 LT |
62 | config MMU |
63 | bool | |
64 | default y | |
65 | ||
e33621a2 FT |
66 | config ARCH_DMA_ADDR_T_64BIT |
67 | def_bool y | |
68 | ||
66ed5ef8 FT |
69 | config NEED_DMA_MAP_STATE |
70 | def_bool y | |
71 | ||
18e98307 FT |
72 | config NEED_SG_DMA_LENGTH |
73 | def_bool y | |
74 | ||
6c654b5f JL |
75 | config SWIOTLB |
76 | bool | |
6c654b5f | 77 | |
85718fae TL |
78 | config STACKTRACE_SUPPORT |
79 | def_bool y | |
80 | ||
95c354fe | 81 | config GENERIC_LOCKBREAK |
2c86963b | 82 | def_bool n |
95c354fe | 83 | |
1da177e4 LT |
84 | config RWSEM_XCHGADD_ALGORITHM |
85 | bool | |
86 | default y | |
87 | ||
d9c23400 MG |
88 | config HUGETLB_PAGE_SIZE_VARIABLE |
89 | bool | |
90 | depends on HUGETLB_PAGE | |
91 | default y | |
92 | ||
1da177e4 LT |
93 | config GENERIC_CALIBRATE_DELAY |
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 | ||
ae1e9130 | 111 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
112 | bool |
113 | default y | |
114 | ||
f14f75b8 JS |
115 | config IA64_UNCACHED_ALLOCATOR |
116 | bool | |
117 | select GENERIC_ALLOCATOR | |
118 | ||
46cf98cd VP |
119 | config ARCH_USES_PG_UNCACHED |
120 | def_bool y | |
121 | depends on IA64_UNCACHED_ALLOCATOR | |
122 | ||
e65e1fc2 AV |
123 | config AUDIT_ARCH |
124 | bool | |
125 | default y | |
126 | ||
ba9cc328 IY |
127 | menuconfig PARAVIRT_GUEST |
128 | bool "Paravirtualized guest support" | |
0c406643 | 129 | depends on BROKEN |
ba9cc328 IY |
130 | help |
131 | Say Y here to get to see options related to running Linux under | |
132 | various hypervisors. This option alone does not add any kernel code. | |
133 | ||
134 | If you say N, all options in this submenu will be skipped and disabled. | |
135 | ||
136 | if PARAVIRT_GUEST | |
137 | ||
138 | config PARAVIRT | |
139 | bool "Enable paravirtualization code" | |
140 | depends on PARAVIRT_GUEST | |
141 | default y | |
ba9cc328 IY |
142 | help |
143 | This changes the kernel so it can modify itself when it is run | |
144 | under a hypervisor, potentially improving performance significantly | |
145 | over full virtualization. However, when run without a hypervisor | |
146 | the kernel is theoretically slower and slightly larger. | |
147 | ||
148 | ||
149 | source "arch/ia64/xen/Kconfig" | |
150 | ||
151 | endif | |
152 | ||
1da177e4 LT |
153 | choice |
154 | prompt "System type" | |
155 | default IA64_GENERIC | |
156 | ||
157 | config IA64_GENERIC | |
158 | bool "generic" | |
159 | select NUMA | |
160 | select ACPI_NUMA | |
d1598e05 | 161 | select SWIOTLB |
62fdd767 | 162 | select PCI_MSI |
1da177e4 LT |
163 | help |
164 | This selects the system type of your hardware. A "generic" kernel | |
165 | will run on any supported IA-64 system. However, if you configure | |
166 | a kernel for your specific system, it will be faster and smaller. | |
167 | ||
168 | generic For any supported IA-64 system | |
169 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
62fdd767 | 170 | DIG+Intel+IOMMU For DIG systems with Intel IOMMU |
1da177e4 LT |
171 | HP-zx1/sx1000 For HP systems |
172 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
173 | SGI-SN2 For SGI Altix systems | |
22246614 | 174 | SGI-UV For SGI UV systems |
1da177e4 | 175 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
ba9cc328 | 176 | Xen-domU For xen domU system |
1da177e4 LT |
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" | |
186 | select DMAR | |
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 | 231 | |
ba9cc328 IY |
232 | config IA64_XEN_GUEST |
233 | bool "Xen guest" | |
1d5b20f4 | 234 | select SWIOTLB |
ba9cc328 | 235 | depends on XEN |
1d5b20f4 IY |
236 | help |
237 | Build a kernel that runs on Xen guest domain. At this moment only | |
238 | 16KB page size in supported. | |
ba9cc328 | 239 | |
1da177e4 LT |
240 | endchoice |
241 | ||
242 | choice | |
243 | prompt "Processor type" | |
244 | default ITANIUM | |
245 | ||
246 | config ITANIUM | |
247 | bool "Itanium" | |
248 | help | |
249 | Select your IA-64 processor type. The default is Itanium. | |
250 | This choice is safe for all IA-64 systems, but may not perform | |
251 | optimally on systems with, say, Itanium 2 or newer processors. | |
252 | ||
253 | config MCKINLEY | |
254 | bool "Itanium 2" | |
255 | help | |
256 | Select this to configure for an Itanium 2 (McKinley) processor. | |
257 | ||
258 | endchoice | |
259 | ||
260 | choice | |
261 | prompt "Kernel page size" | |
262 | default IA64_PAGE_SIZE_16KB | |
263 | ||
264 | config IA64_PAGE_SIZE_4KB | |
265 | bool "4KB" | |
266 | help | |
267 | This lets you select the page size of the kernel. For best IA-64 | |
268 | performance, a page size of 8KB or 16KB is recommended. For best | |
269 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
270 | majority of IA-32 binaries work perfectly fine with a larger page | |
271 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
272 | be selected. | |
273 | ||
274 | 4KB For best IA-32 compatibility | |
275 | 8KB For best IA-64 performance | |
276 | 16KB For best IA-64 performance | |
277 | 64KB Requires Itanium 2 or newer processor. | |
278 | ||
279 | If you don't know what to do, choose 16KB. | |
280 | ||
281 | config IA64_PAGE_SIZE_8KB | |
282 | bool "8KB" | |
283 | ||
284 | config IA64_PAGE_SIZE_16KB | |
285 | bool "16KB" | |
286 | ||
287 | config IA64_PAGE_SIZE_64KB | |
288 | depends on !ITANIUM | |
289 | bool "64KB" | |
290 | ||
291 | endchoice | |
292 | ||
837cd0bd RH |
293 | choice |
294 | prompt "Page Table Levels" | |
295 | default PGTABLE_3 | |
296 | ||
297 | config PGTABLE_3 | |
298 | bool "3 Levels" | |
299 | ||
300 | config PGTABLE_4 | |
301 | depends on !IA64_PAGE_SIZE_64KB | |
302 | bool "4 Levels" | |
303 | ||
304 | endchoice | |
305 | ||
10d0aa3c TL |
306 | if IA64_HP_SIM |
307 | config HZ | |
308 | default 32 | |
309 | endif | |
310 | ||
311 | if !IA64_HP_SIM | |
b5d23e5b | 312 | source kernel/Kconfig.hz |
10d0aa3c | 313 | endif |
b5d23e5b | 314 | |
1da177e4 LT |
315 | config IA64_BRL_EMU |
316 | bool | |
317 | depends on ITANIUM | |
318 | default y | |
319 | ||
320 | # align cache-sensitive data to 128 bytes | |
321 | config IA64_L1_CACHE_SHIFT | |
322 | int | |
323 | default "7" if MCKINLEY | |
324 | default "6" if ITANIUM | |
325 | ||
1da177e4 LT |
326 | config IA64_CYCLONE |
327 | bool "Cyclone (EXA) Time Source support" | |
328 | help | |
329 | Say Y here to enable support for IBM EXA Cyclone time source. | |
330 | If you're unsure, answer N. | |
331 | ||
332 | config IOSAPIC | |
333 | bool | |
334 | depends on !IA64_HP_SIM | |
335 | default y | |
336 | ||
1da177e4 | 337 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
338 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
339 | range 11 17 if !HUGETLB_PAGE | |
340 | default "17" if HUGETLB_PAGE | |
341 | default "11" | |
1da177e4 | 342 | |
b64f34cd HS |
343 | config VIRT_CPU_ACCOUNTING |
344 | bool "Deterministic task and CPU time accounting" | |
345 | default n | |
346 | help | |
347 | Select this option to enable more accurate task and CPU time | |
348 | accounting. This is done by reading a CPU counter on each | |
349 | kernel entry and exit and on transitions within the kernel | |
350 | between system, softirq and hardirq state, so there is a | |
351 | small performance impact. | |
352 | If in doubt, say N here. | |
353 | ||
1da177e4 LT |
354 | config SMP |
355 | bool "Symmetric multi-processing support" | |
f27b433e | 356 | select USE_GENERIC_SMP_HELPERS |
1da177e4 LT |
357 | help |
358 | This enables support for systems with more than one CPU. If you have | |
359 | a system with only one CPU, say N. If you have a system with more | |
360 | than one CPU, say Y. | |
361 | ||
362 | If you say N here, the kernel will run on single and multiprocessor | |
363 | systems, but will use only one CPU of a multiprocessor system. If | |
364 | you say Y here, the kernel will run on many, but not all, | |
365 | single processor systems. On a single processor system, the kernel | |
366 | will run faster if you say N here. | |
367 | ||
03502faa AB |
368 | See also the SMP-HOWTO available at |
369 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
370 | |
371 | If you don't know what to do here, say N. | |
372 | ||
373 | config NR_CPUS | |
d1339df1 RH |
374 | int "Maximum number of CPUs (2-4096)" |
375 | range 2 4096 | |
1da177e4 | 376 | depends on SMP |
d1339df1 | 377 | default "4096" |
1da177e4 LT |
378 | help |
379 | You should set this to the number of CPUs in your system, but | |
380 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
381 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
382 | than 64 will cause the use of a CPU mask array, causing a small | |
383 | performance hit. | |
384 | ||
385 | config HOTPLUG_CPU | |
386 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
387 | depends on SMP && EXPERIMENTAL | |
388 | select HOTPLUG | |
389 | default n | |
390 | ---help--- | |
391 | Say Y here to experiment with turning CPUs off and on. CPUs | |
392 | can be controlled through /sys/devices/system/cpu/cpu#. | |
393 | Say N if you want to disable CPU hotplug. | |
394 | ||
cc57637b YG |
395 | config ARCH_ENABLE_MEMORY_HOTPLUG |
396 | def_bool y | |
397 | ||
0c0e6195 KH |
398 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
399 | def_bool y | |
400 | ||
7a9bdd88 SS |
401 | config SCHED_SMT |
402 | bool "SMT scheduler support" | |
403 | depends on SMP | |
7a9bdd88 SS |
404 | help |
405 | Improves the CPU scheduler's decision making when dealing with | |
406 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
407 | overhead in some places. If unsure say N here. | |
408 | ||
ff741906 AR |
409 | config PERMIT_BSP_REMOVE |
410 | bool "Support removal of Bootstrap Processor" | |
411 | depends on HOTPLUG_CPU | |
412 | default n | |
413 | ---help--- | |
414 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
415 | support. | |
416 | ||
417 | config FORCE_CPEI_RETARGET | |
25985edc | 418 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
419 | depends on PERMIT_BSP_REMOVE |
420 | default n | |
421 | ---help--- | |
25985edc | 422 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
423 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
424 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
425 | This option it useful to enable this feature on older BIOS's as well. | |
426 | You can also enable this by using boot command line option force_cpei=1. | |
427 | ||
0b0517a4 | 428 | source "kernel/Kconfig.preempt" |
1da177e4 | 429 | |
3f22ab27 DH |
430 | source "mm/Kconfig" |
431 | ||
da9577c5 BP |
432 | config ARCH_SELECT_MEMORY_MODEL |
433 | def_bool y | |
434 | ||
435 | config ARCH_DISCONTIGMEM_ENABLE | |
436 | def_bool y | |
437 | help | |
438 | Say Y to support efficient handling of discontiguous physical memory, | |
439 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
440 | or have huge holes in the physical address space for other reasons. | |
441 | See <file:Documentation/vm/numa> for more. | |
442 | ||
443 | config ARCH_FLATMEM_ENABLE | |
444 | def_bool y | |
445 | ||
446 | config ARCH_SPARSEMEM_ENABLE | |
447 | def_bool y | |
448 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 449 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
450 | |
451 | config ARCH_DISCONTIGMEM_DEFAULT | |
452 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
453 | depends on ARCH_DISCONTIGMEM_ENABLE | |
454 | ||
455 | config NUMA | |
456 | bool "NUMA support" | |
457 | depends on !IA64_HP_SIM && !FLATMEM | |
458 | default y if IA64_SGI_SN2 | |
6c33eb39 | 459 | select ACPI_NUMA if ACPI |
da9577c5 BP |
460 | help |
461 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
462 | Access). This option is for configuring high-end multiprocessor | |
463 | server systems. If in doubt, say N. | |
464 | ||
c80d79d7 YG |
465 | config NODES_SHIFT |
466 | int "Max num nodes shift(3-10)" | |
467 | range 3 10 | |
c57d68ca | 468 | default "10" |
c80d79d7 YG |
469 | depends on NEED_MULTIPLE_NODES |
470 | help | |
471 | This option specifies the maximum number of nodes in your SSI system. | |
472 | MAX_NUMNODES will be 2^(This value). | |
473 | If in doubt, use the default. | |
474 | ||
da9577c5 BP |
475 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
476 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
477 | config VIRTUAL_MEM_MAP | |
478 | bool "Virtual mem map" | |
479 | depends on !SPARSEMEM | |
480 | default y if !IA64_HP_SIM | |
481 | help | |
482 | Say Y to compile the kernel with support for a virtual mem map. | |
483 | This code also only takes effect if a memory hole of greater than | |
484 | 1 Gb is found during boot. You must turn this option on if you | |
485 | require the DISCONTIGMEM option for your machine. If you are | |
486 | unsure, say Y. | |
487 | ||
488 | config HOLES_IN_ZONE | |
489 | bool | |
490 | default y if VIRTUAL_MEM_MAP | |
491 | ||
492 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 493 | def_bool NUMA && SPARSEMEM |
da9577c5 | 494 | |
10ad400b YG |
495 | config HAVE_ARCH_NODEDATA_EXTENSION |
496 | def_bool y | |
497 | depends on NUMA | |
498 | ||
3bccd996 LS |
499 | config USE_PERCPU_NUMA_NODE_ID |
500 | def_bool y | |
501 | depends on NUMA | |
502 | ||
fd1197f1 | 503 | config HAVE_MEMORYLESS_NODES |
25106000 | 504 | def_bool NUMA |
fd1197f1 | 505 | |
9492587c KH |
506 | config ARCH_PROC_KCORE_TEXT |
507 | def_bool y | |
508 | depends on PROC_KCORE | |
509 | ||
1da177e4 LT |
510 | config IA64_MCA_RECOVERY |
511 | tristate "MCA recovery from errors other than TLB." | |
512 | ||
513 | config PERFMON | |
514 | bool "Performance monitor support" | |
515 | help | |
516 | Selects whether support for the IA-64 performance monitor hardware | |
517 | is included in the kernel. This makes some kernel data-structures a | |
518 | little bigger and slows down execution a bit, but it is generally | |
519 | a good idea to turn this on. If you're unsure, say Y. | |
520 | ||
521 | config IA64_PALINFO | |
522 | tristate "/proc/pal support" | |
523 | help | |
524 | If you say Y here, you are able to get PAL (Processor Abstraction | |
525 | Layer) information in /proc/pal. This contains useful information | |
526 | about the processors in your systems, such as cache and TLB sizes | |
527 | and the PAL firmware version in use. | |
528 | ||
529 | To use this option, you have to ensure that the "/proc file system | |
530 | support" (CONFIG_PROC_FS) is enabled, too. | |
531 | ||
e9ef08bd FY |
532 | config IA64_MC_ERR_INJECT |
533 | tristate "MC error injection support" | |
534 | help | |
01dd2fbf ML |
535 | Adds support for MC error injection. If enabled, the kernel |
536 | will provide a sysfs interface for user applications to | |
537 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
538 | This is a useful tool for MCA testing. |
539 | ||
540 | If you're unsure, do not select this option. | |
541 | ||
466575f4 JS |
542 | config SGI_SN |
543 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
544 | ||
2ab561a1 DMT |
545 | config IA64_ESI |
546 | bool "ESI (Extensible SAL Interface) support" | |
547 | help | |
548 | If you say Y here, support is built into the kernel to | |
549 | make ESI calls. ESI calls are used to support vendor-specific | |
550 | firmware extensions, such as the ability to inject memory-errors | |
551 | for test-purposes. If you're unsure, say N. | |
552 | ||
28eda5b8 BH |
553 | config IA64_HP_AML_NFW |
554 | bool "Support ACPI AML calls to native firmware" | |
555 | help | |
556 | This driver installs a global ACPI Operation Region handler for | |
557 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
558 | native firmware functions. The driver installs the OpRegion | |
559 | handler if there is an HPQ5001 device or if the user supplies | |
560 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
561 | kernel command line option. | |
562 | ||
c1311af1 BC |
563 | source "drivers/sn/Kconfig" |
564 | ||
a7956113 ZN |
565 | config KEXEC |
566 | bool "kexec system call (EXPERIMENTAL)" | |
567 | depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
568 | help | |
569 | kexec is a system call that implements the ability to shutdown your | |
570 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 571 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
572 | you can start any kernel with it, not just Linux. |
573 | ||
01dd2fbf | 574 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
575 | |
576 | It is an ongoing process to be certain the hardware in a machine | |
577 | is properly shutdown, so do not be surprised if this code does not | |
578 | initially work for you. It may help to enable device hotplugging | |
579 | support. As of this writing the exact hardware interface is | |
580 | strongly in flux, so no good recommendation can be made. | |
581 | ||
582 | config CRASH_DUMP | |
fb86611f BW |
583 | bool "kernel crash dumps" |
584 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
585 | help |
586 | Generate crash dump after being started by kexec. | |
587 | ||
1da177e4 LT |
588 | source "drivers/firmware/Kconfig" |
589 | ||
590 | source "fs/Kconfig.binfmt" | |
591 | ||
592 | endmenu | |
593 | ||
1547a012 | 594 | menu "Power management and ACPI options" |
1da177e4 | 595 | |
eb7b6b32 | 596 | source "kernel/power/Kconfig" |
1da177e4 LT |
597 | |
598 | source "drivers/acpi/Kconfig" | |
599 | ||
4db8699b VP |
600 | if PM |
601 | ||
602 | source "arch/ia64/kernel/cpufreq/Kconfig" | |
603 | ||
604 | endif | |
605 | ||
1da177e4 LT |
606 | endmenu |
607 | ||
608 | if !IA64_HP_SIM | |
609 | ||
610 | menu "Bus options (PCI, PCMCIA)" | |
611 | ||
612 | config PCI | |
613 | bool "PCI support" | |
614 | help | |
85f265d8 CH |
615 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
616 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
617 | |
618 | config PCI_DOMAINS | |
36e23590 MW |
619 | def_bool PCI |
620 | ||
621 | config PCI_SYSCALL | |
622 | def_bool PCI | |
1da177e4 | 623 | |
b7bb575c KK |
624 | source "drivers/pci/pcie/Kconfig" |
625 | ||
1da177e4 LT |
626 | source "drivers/pci/Kconfig" |
627 | ||
628 | source "drivers/pci/hotplug/Kconfig" | |
629 | ||
630 | source "drivers/pcmcia/Kconfig" | |
631 | ||
632 | endmenu | |
633 | ||
634 | endif | |
635 | ||
d5950b43 SR |
636 | source "net/Kconfig" |
637 | ||
1da177e4 LT |
638 | source "drivers/Kconfig" |
639 | ||
1547a012 BH |
640 | source "arch/ia64/hp/sim/Kconfig" |
641 | ||
1a4b0fc5 JS |
642 | config MSPEC |
643 | tristate "Memory special operations driver" | |
644 | depends on IA64 | |
645 | select IA64_UNCACHED_ALLOCATOR | |
646 | help | |
647 | If you have an ia64 and you want to enable memory special | |
648 | operations support (formerly known as fetchop), say Y here, | |
649 | otherwise say N. | |
650 | ||
1da177e4 LT |
651 | source "fs/Kconfig" |
652 | ||
1547a012 BH |
653 | source "arch/ia64/Kconfig.debug" |
654 | ||
655 | source "security/Kconfig" | |
656 | ||
657 | source "crypto/Kconfig" | |
658 | ||
b693919c XZ |
659 | source "arch/ia64/kvm/Kconfig" |
660 | ||
1da177e4 LT |
661 | source "lib/Kconfig" |
662 | ||
b34eb53c | 663 | config IOMMU_HELPER |
a8522509 | 664 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |