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) | |
46ba51ea | 13 | select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI |
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 |
6035d9db | 23 | select TTY |
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 |
308c09f1 | 29 | select ARCH_HAS_SG_CHAIN |
4febd95a | 30 | select VIRT_TO_BUS |
98e4ae8a | 31 | select ARCH_DISCARD_MEMBLOCK |
c5e66129 TG |
32 | select GENERIC_IRQ_PROBE |
33 | select GENERIC_PENDING_IRQ if SMP | |
e3d78122 | 34 | select GENERIC_IRQ_SHOW |
4debd723 | 35 | select GENERIC_IRQ_LEGACY |
badc1446 | 36 | select ARCH_WANT_OPTIONAL_GPIOLIB |
df013ffb | 37 | select ARCH_HAVE_NMI_SAFE_CMPXCHG |
4673ca8e | 38 | select GENERIC_IOMAP |
13583bf1 | 39 | select GENERIC_SMP_IDLE_THREAD |
a6359d1e | 40 | select ARCH_INIT_TASK |
f5e10287 TG |
41 | select ARCH_TASK_STRUCT_ALLOCATOR |
42 | select ARCH_THREAD_INFO_ALLOCATOR | |
21b19710 | 43 | select ARCH_CLOCKSOURCE_DATA |
70639421 | 44 | select GENERIC_TIME_VSYSCALL_OLD |
b6fca725 | 45 | select SYSCTL_ARCH_UNALIGN_NO_WARN |
786d35d4 DH |
46 | select HAVE_MOD_ARCH_SPECIFIC |
47 | select MODULES_USE_ELF_RELA | |
71c7356f | 48 | select ARCH_USE_CMPXCHG_LOCKREF |
7a017721 | 49 | select HAVE_ARCH_AUDITSYSCALL |
1da177e4 LT |
50 | default y |
51 | help | |
52 | The Itanium Processor Family is Intel's 64-bit successor to | |
53 | the 32-bit X86 line. The IA-64 Linux project has a home | |
54 | page at <http://www.linuxia64.org/> and a mailing list at | |
55 | <linux-ia64@vger.kernel.org>. | |
56 | ||
57 | config 64BIT | |
58 | bool | |
9f271d57 | 59 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
60 | default y |
61 | ||
66701b14 | 62 | config ZONE_DMA |
09ae1f58 CL |
63 | def_bool y |
64 | depends on !IA64_SGI_SN2 | |
66701b14 | 65 | |
2bd62a40 CL |
66 | config QUICKLIST |
67 | bool | |
68 | default y | |
69 | ||
1da177e4 LT |
70 | config MMU |
71 | bool | |
72 | default y | |
73 | ||
e33621a2 FT |
74 | config ARCH_DMA_ADDR_T_64BIT |
75 | def_bool y | |
76 | ||
66ed5ef8 FT |
77 | config NEED_DMA_MAP_STATE |
78 | def_bool y | |
79 | ||
18e98307 FT |
80 | config NEED_SG_DMA_LENGTH |
81 | def_bool y | |
82 | ||
6c654b5f JL |
83 | config SWIOTLB |
84 | bool | |
6c654b5f | 85 | |
85718fae TL |
86 | config STACKTRACE_SUPPORT |
87 | def_bool y | |
88 | ||
95c354fe | 89 | config GENERIC_LOCKBREAK |
2c86963b | 90 | def_bool n |
95c354fe | 91 | |
1da177e4 LT |
92 | config RWSEM_XCHGADD_ALGORITHM |
93 | bool | |
94 | default y | |
95 | ||
d9c23400 MG |
96 | config HUGETLB_PAGE_SIZE_VARIABLE |
97 | bool | |
98 | depends on HUGETLB_PAGE | |
99 | default y | |
100 | ||
1da177e4 LT |
101 | config GENERIC_CALIBRATE_DELAY |
102 | bool | |
103 | default y | |
104 | ||
988c388a | 105 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 106 | def_bool y |
107 | ||
3ed3bce8 MD |
108 | config DMI |
109 | bool | |
110 | default y | |
cf074402 | 111 | select DMI_SCAN_MACHINE_NON_EFI_FALLBACK |
3ed3bce8 | 112 | |
1da177e4 LT |
113 | config EFI |
114 | bool | |
a614e192 | 115 | select UCS2_STRING |
1da177e4 LT |
116 | default y |
117 | ||
ae1e9130 | 118 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
119 | bool |
120 | default y | |
121 | ||
f14f75b8 JS |
122 | config IA64_UNCACHED_ALLOCATOR |
123 | bool | |
124 | select GENERIC_ALLOCATOR | |
125 | ||
46cf98cd VP |
126 | config ARCH_USES_PG_UNCACHED |
127 | def_bool y | |
128 | depends on IA64_UNCACHED_ALLOCATOR | |
129 | ||
e65e1fc2 AV |
130 | config AUDIT_ARCH |
131 | bool | |
132 | default y | |
133 | ||
ba9cc328 IY |
134 | menuconfig PARAVIRT_GUEST |
135 | bool "Paravirtualized guest support" | |
0c406643 | 136 | depends on BROKEN |
ba9cc328 IY |
137 | help |
138 | Say Y here to get to see options related to running Linux under | |
139 | various hypervisors. This option alone does not add any kernel code. | |
140 | ||
141 | If you say N, all options in this submenu will be skipped and disabled. | |
142 | ||
143 | if PARAVIRT_GUEST | |
144 | ||
145 | config PARAVIRT | |
146 | bool "Enable paravirtualization code" | |
147 | depends on PARAVIRT_GUEST | |
148 | default y | |
ba9cc328 IY |
149 | help |
150 | This changes the kernel so it can modify itself when it is run | |
151 | under a hypervisor, potentially improving performance significantly | |
152 | over full virtualization. However, when run without a hypervisor | |
153 | the kernel is theoretically slower and slightly larger. | |
154 | ||
ba9cc328 IY |
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 LT |
179 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
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" | |
96edc754 | 189 | select INTEL_IOMMU |
62fdd767 FY |
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 |
1b3e3aa6 | 234 | depends on !PM |
1da177e4 LT |
235 | |
236 | endchoice | |
237 | ||
238 | choice | |
239 | prompt "Processor type" | |
240 | default ITANIUM | |
241 | ||
242 | config ITANIUM | |
243 | bool "Itanium" | |
244 | help | |
245 | Select your IA-64 processor type. The default is Itanium. | |
246 | This choice is safe for all IA-64 systems, but may not perform | |
247 | optimally on systems with, say, Itanium 2 or newer processors. | |
248 | ||
249 | config MCKINLEY | |
250 | bool "Itanium 2" | |
251 | help | |
252 | Select this to configure for an Itanium 2 (McKinley) processor. | |
253 | ||
254 | endchoice | |
255 | ||
256 | choice | |
257 | prompt "Kernel page size" | |
258 | default IA64_PAGE_SIZE_16KB | |
259 | ||
260 | config IA64_PAGE_SIZE_4KB | |
261 | bool "4KB" | |
262 | help | |
263 | This lets you select the page size of the kernel. For best IA-64 | |
264 | performance, a page size of 8KB or 16KB is recommended. For best | |
265 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
266 | majority of IA-32 binaries work perfectly fine with a larger page | |
267 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
268 | be selected. | |
269 | ||
270 | 4KB For best IA-32 compatibility | |
271 | 8KB For best IA-64 performance | |
272 | 16KB For best IA-64 performance | |
273 | 64KB Requires Itanium 2 or newer processor. | |
274 | ||
275 | If you don't know what to do, choose 16KB. | |
276 | ||
277 | config IA64_PAGE_SIZE_8KB | |
278 | bool "8KB" | |
279 | ||
280 | config IA64_PAGE_SIZE_16KB | |
281 | bool "16KB" | |
282 | ||
283 | config IA64_PAGE_SIZE_64KB | |
284 | depends on !ITANIUM | |
285 | bool "64KB" | |
286 | ||
287 | endchoice | |
288 | ||
837cd0bd RH |
289 | choice |
290 | prompt "Page Table Levels" | |
291 | default PGTABLE_3 | |
292 | ||
293 | config PGTABLE_3 | |
294 | bool "3 Levels" | |
295 | ||
296 | config PGTABLE_4 | |
297 | depends on !IA64_PAGE_SIZE_64KB | |
298 | bool "4 Levels" | |
299 | ||
300 | endchoice | |
301 | ||
10d0aa3c TL |
302 | if IA64_HP_SIM |
303 | config HZ | |
304 | default 32 | |
305 | endif | |
306 | ||
307 | if !IA64_HP_SIM | |
b5d23e5b | 308 | source kernel/Kconfig.hz |
10d0aa3c | 309 | endif |
b5d23e5b | 310 | |
1da177e4 LT |
311 | config IA64_BRL_EMU |
312 | bool | |
313 | depends on ITANIUM | |
314 | default y | |
315 | ||
316 | # align cache-sensitive data to 128 bytes | |
317 | config IA64_L1_CACHE_SHIFT | |
318 | int | |
319 | default "7" if MCKINLEY | |
320 | default "6" if ITANIUM | |
321 | ||
1da177e4 LT |
322 | config IA64_CYCLONE |
323 | bool "Cyclone (EXA) Time Source support" | |
324 | help | |
325 | Say Y here to enable support for IBM EXA Cyclone time source. | |
326 | If you're unsure, answer N. | |
327 | ||
328 | config IOSAPIC | |
329 | bool | |
330 | depends on !IA64_HP_SIM | |
331 | default y | |
332 | ||
1da177e4 | 333 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
334 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
335 | range 11 17 if !HUGETLB_PAGE | |
336 | default "17" if HUGETLB_PAGE | |
337 | default "11" | |
1da177e4 LT |
338 | |
339 | config SMP | |
340 | bool "Symmetric multi-processing support" | |
341 | help | |
342 | This enables support for systems with more than one CPU. If you have | |
343 | a system with only one CPU, say N. If you have a system with more | |
344 | than one CPU, say Y. | |
345 | ||
346 | If you say N here, the kernel will run on single and multiprocessor | |
347 | systems, but will use only one CPU of a multiprocessor system. If | |
348 | you say Y here, the kernel will run on many, but not all, | |
349 | single processor systems. On a single processor system, the kernel | |
350 | will run faster if you say N here. | |
351 | ||
03502faa AB |
352 | See also the SMP-HOWTO available at |
353 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
354 | |
355 | If you don't know what to do here, say N. | |
356 | ||
357 | config NR_CPUS | |
d1339df1 RH |
358 | int "Maximum number of CPUs (2-4096)" |
359 | range 2 4096 | |
1da177e4 | 360 | depends on SMP |
d1339df1 | 361 | default "4096" |
1da177e4 LT |
362 | help |
363 | You should set this to the number of CPUs in your system, but | |
364 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
365 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
366 | than 64 will cause the use of a CPU mask array, causing a small | |
367 | performance hit. | |
368 | ||
369 | config HOTPLUG_CPU | |
48a9240c KC |
370 | bool "Support for hot-pluggable CPUs" |
371 | depends on SMP | |
1da177e4 LT |
372 | default n |
373 | ---help--- | |
374 | Say Y here to experiment with turning CPUs off and on. CPUs | |
375 | can be controlled through /sys/devices/system/cpu/cpu#. | |
376 | Say N if you want to disable CPU hotplug. | |
377 | ||
cc57637b YG |
378 | config ARCH_ENABLE_MEMORY_HOTPLUG |
379 | def_bool y | |
380 | ||
0c0e6195 KH |
381 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
382 | def_bool y | |
383 | ||
7a9bdd88 SS |
384 | config SCHED_SMT |
385 | bool "SMT scheduler support" | |
386 | depends on SMP | |
7a9bdd88 SS |
387 | help |
388 | Improves the CPU scheduler's decision making when dealing with | |
389 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
390 | overhead in some places. If unsure say N here. | |
391 | ||
ff741906 AR |
392 | config PERMIT_BSP_REMOVE |
393 | bool "Support removal of Bootstrap Processor" | |
394 | depends on HOTPLUG_CPU | |
395 | default n | |
396 | ---help--- | |
397 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
398 | support. | |
399 | ||
400 | config FORCE_CPEI_RETARGET | |
25985edc | 401 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
402 | depends on PERMIT_BSP_REMOVE |
403 | default n | |
404 | ---help--- | |
25985edc | 405 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
406 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
407 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
408 | This option it useful to enable this feature on older BIOS's as well. | |
409 | You can also enable this by using boot command line option force_cpei=1. | |
410 | ||
0b0517a4 | 411 | source "kernel/Kconfig.preempt" |
1da177e4 | 412 | |
3f22ab27 DH |
413 | source "mm/Kconfig" |
414 | ||
da9577c5 BP |
415 | config ARCH_SELECT_MEMORY_MODEL |
416 | def_bool y | |
417 | ||
418 | config ARCH_DISCONTIGMEM_ENABLE | |
419 | def_bool y | |
420 | help | |
421 | Say Y to support efficient handling of discontiguous physical memory, | |
422 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
423 | or have huge holes in the physical address space for other reasons. | |
424 | See <file:Documentation/vm/numa> for more. | |
425 | ||
426 | config ARCH_FLATMEM_ENABLE | |
427 | def_bool y | |
428 | ||
429 | config ARCH_SPARSEMEM_ENABLE | |
430 | def_bool y | |
431 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 432 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
433 | |
434 | config ARCH_DISCONTIGMEM_DEFAULT | |
435 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
436 | depends on ARCH_DISCONTIGMEM_ENABLE | |
437 | ||
438 | config NUMA | |
439 | bool "NUMA support" | |
440 | depends on !IA64_HP_SIM && !FLATMEM | |
441 | default y if IA64_SGI_SN2 | |
6c33eb39 | 442 | select ACPI_NUMA if ACPI |
da9577c5 BP |
443 | help |
444 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
445 | Access). This option is for configuring high-end multiprocessor | |
446 | server systems. If in doubt, say N. | |
447 | ||
c80d79d7 YG |
448 | config NODES_SHIFT |
449 | int "Max num nodes shift(3-10)" | |
450 | range 3 10 | |
c57d68ca | 451 | default "10" |
c80d79d7 YG |
452 | depends on NEED_MULTIPLE_NODES |
453 | help | |
454 | This option specifies the maximum number of nodes in your SSI system. | |
455 | MAX_NUMNODES will be 2^(This value). | |
456 | If in doubt, use the default. | |
457 | ||
da9577c5 BP |
458 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
459 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
460 | config VIRTUAL_MEM_MAP | |
461 | bool "Virtual mem map" | |
462 | depends on !SPARSEMEM | |
463 | default y if !IA64_HP_SIM | |
464 | help | |
465 | Say Y to compile the kernel with support for a virtual mem map. | |
466 | This code also only takes effect if a memory hole of greater than | |
467 | 1 Gb is found during boot. You must turn this option on if you | |
468 | require the DISCONTIGMEM option for your machine. If you are | |
469 | unsure, say Y. | |
470 | ||
471 | config HOLES_IN_ZONE | |
472 | bool | |
473 | default y if VIRTUAL_MEM_MAP | |
474 | ||
475 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 476 | def_bool NUMA && SPARSEMEM |
da9577c5 | 477 | |
10ad400b YG |
478 | config HAVE_ARCH_NODEDATA_EXTENSION |
479 | def_bool y | |
480 | depends on NUMA | |
481 | ||
3bccd996 LS |
482 | config USE_PERCPU_NUMA_NODE_ID |
483 | def_bool y | |
484 | depends on NUMA | |
485 | ||
fd1197f1 | 486 | config HAVE_MEMORYLESS_NODES |
25106000 | 487 | def_bool NUMA |
fd1197f1 | 488 | |
9492587c KH |
489 | config ARCH_PROC_KCORE_TEXT |
490 | def_bool y | |
491 | depends on PROC_KCORE | |
492 | ||
1da177e4 LT |
493 | config IA64_MCA_RECOVERY |
494 | tristate "MCA recovery from errors other than TLB." | |
495 | ||
496 | config PERFMON | |
497 | bool "Performance monitor support" | |
498 | help | |
499 | Selects whether support for the IA-64 performance monitor hardware | |
500 | is included in the kernel. This makes some kernel data-structures a | |
501 | little bigger and slows down execution a bit, but it is generally | |
502 | a good idea to turn this on. If you're unsure, say Y. | |
503 | ||
504 | config IA64_PALINFO | |
505 | tristate "/proc/pal support" | |
506 | help | |
507 | If you say Y here, you are able to get PAL (Processor Abstraction | |
508 | Layer) information in /proc/pal. This contains useful information | |
509 | about the processors in your systems, such as cache and TLB sizes | |
510 | and the PAL firmware version in use. | |
511 | ||
512 | To use this option, you have to ensure that the "/proc file system | |
513 | support" (CONFIG_PROC_FS) is enabled, too. | |
514 | ||
e9ef08bd FY |
515 | config IA64_MC_ERR_INJECT |
516 | tristate "MC error injection support" | |
517 | help | |
01dd2fbf ML |
518 | Adds support for MC error injection. If enabled, the kernel |
519 | will provide a sysfs interface for user applications to | |
520 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
521 | This is a useful tool for MCA testing. |
522 | ||
523 | If you're unsure, do not select this option. | |
524 | ||
466575f4 JS |
525 | config SGI_SN |
526 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
527 | ||
2ab561a1 DMT |
528 | config IA64_ESI |
529 | bool "ESI (Extensible SAL Interface) support" | |
530 | help | |
531 | If you say Y here, support is built into the kernel to | |
532 | make ESI calls. ESI calls are used to support vendor-specific | |
533 | firmware extensions, such as the ability to inject memory-errors | |
534 | for test-purposes. If you're unsure, say N. | |
535 | ||
28eda5b8 BH |
536 | config IA64_HP_AML_NFW |
537 | bool "Support ACPI AML calls to native firmware" | |
538 | help | |
539 | This driver installs a global ACPI Operation Region handler for | |
540 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
541 | native firmware functions. The driver installs the OpRegion | |
542 | handler if there is an HPQ5001 device or if the user supplies | |
543 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
544 | kernel command line option. | |
545 | ||
c1311af1 BC |
546 | source "drivers/sn/Kconfig" |
547 | ||
a7956113 | 548 | config KEXEC |
48a9240c KC |
549 | bool "kexec system call" |
550 | depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
551 | help |
552 | kexec is a system call that implements the ability to shutdown your | |
553 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 554 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
555 | you can start any kernel with it, not just Linux. |
556 | ||
01dd2fbf | 557 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
558 | |
559 | It is an ongoing process to be certain the hardware in a machine | |
560 | is properly shutdown, so do not be surprised if this code does not | |
bf220695 GU |
561 | initially work for you. As of this writing the exact hardware |
562 | interface is strongly in flux, so no good recommendation can be | |
563 | made. | |
a7956113 ZN |
564 | |
565 | config CRASH_DUMP | |
fb86611f BW |
566 | bool "kernel crash dumps" |
567 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
568 | help |
569 | Generate crash dump after being started by kexec. | |
570 | ||
1da177e4 LT |
571 | source "drivers/firmware/Kconfig" |
572 | ||
573 | source "fs/Kconfig.binfmt" | |
574 | ||
575 | endmenu | |
576 | ||
1547a012 | 577 | menu "Power management and ACPI options" |
1da177e4 | 578 | |
eb7b6b32 | 579 | source "kernel/power/Kconfig" |
1da177e4 LT |
580 | |
581 | source "drivers/acpi/Kconfig" | |
582 | ||
4db8699b | 583 | if PM |
ab423e43 VK |
584 | menu "CPU Frequency scaling" |
585 | source "drivers/cpufreq/Kconfig" | |
586 | endmenu | |
4db8699b VP |
587 | endif |
588 | ||
1da177e4 LT |
589 | endmenu |
590 | ||
591 | if !IA64_HP_SIM | |
592 | ||
593 | menu "Bus options (PCI, PCMCIA)" | |
594 | ||
595 | config PCI | |
596 | bool "PCI support" | |
597 | help | |
85f265d8 CH |
598 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
599 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
600 | |
601 | config PCI_DOMAINS | |
36e23590 MW |
602 | def_bool PCI |
603 | ||
604 | config PCI_SYSCALL | |
605 | def_bool PCI | |
1da177e4 | 606 | |
b7bb575c KK |
607 | source "drivers/pci/pcie/Kconfig" |
608 | ||
1da177e4 LT |
609 | source "drivers/pci/Kconfig" |
610 | ||
611 | source "drivers/pci/hotplug/Kconfig" | |
612 | ||
613 | source "drivers/pcmcia/Kconfig" | |
614 | ||
615 | endmenu | |
616 | ||
617 | endif | |
618 | ||
d5950b43 SR |
619 | source "net/Kconfig" |
620 | ||
1da177e4 LT |
621 | source "drivers/Kconfig" |
622 | ||
1547a012 BH |
623 | source "arch/ia64/hp/sim/Kconfig" |
624 | ||
1a4b0fc5 JS |
625 | config MSPEC |
626 | tristate "Memory special operations driver" | |
627 | depends on IA64 | |
628 | select IA64_UNCACHED_ALLOCATOR | |
629 | help | |
630 | If you have an ia64 and you want to enable memory special | |
631 | operations support (formerly known as fetchop), say Y here, | |
632 | otherwise say N. | |
633 | ||
1da177e4 LT |
634 | source "fs/Kconfig" |
635 | ||
1547a012 BH |
636 | source "arch/ia64/Kconfig.debug" |
637 | ||
638 | source "security/Kconfig" | |
639 | ||
640 | source "crypto/Kconfig" | |
641 | ||
1da177e4 LT |
642 | source "lib/Kconfig" |
643 | ||
b34eb53c | 644 | config IOMMU_HELPER |
a8522509 | 645 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |