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Commit | Line | Data |
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4d66bcc7 KS |
1 | config PGTABLE_LEVELS |
2 | int "Page Table Levels" if !IA64_PAGE_SIZE_64KB | |
3 | range 3 4 if !IA64_PAGE_SIZE_64KB | |
4 | default 3 | |
5 | ||
1da177e4 LT |
6 | source "init/Kconfig" |
7 | ||
dc52ddc0 MH |
8 | source "kernel/Kconfig.freezer" |
9 | ||
1da177e4 LT |
10 | menu "Processor type and features" |
11 | ||
12 | config IA64 | |
13 | bool | |
468bcf08 | 14 | select ARCH_MIGHT_HAVE_PC_PARPORT |
bbc4e596 | 15 | select ARCH_MIGHT_HAVE_PC_SERIO |
06f87adf LB |
16 | select PCI if (!IA64_HP_SIM) |
17 | select ACPI if (!IA64_HP_SIM) | |
46ba51ea | 18 | select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI |
0773a6cf | 19 | select HAVE_UNSTABLE_SCHED_CLOCK |
ec7748b5 | 20 | select HAVE_IDE |
42d4b839 | 21 | select HAVE_OPROFILE |
3f550096 | 22 | select HAVE_KPROBES |
9edddaa2 | 23 | select HAVE_KRETPROBES |
a14a07b8 SL |
24 | select HAVE_FTRACE_MCOUNT_RECORD |
25 | select HAVE_DYNAMIC_FTRACE if (!ITANIUM) | |
d3e75ff1 | 26 | select HAVE_FUNCTION_TRACER |
74bc7cee | 27 | select HAVE_DMA_ATTRS |
6035d9db | 28 | select TTY |
9690ad03 | 29 | select HAVE_ARCH_TRACEHOOK |
99162195 | 30 | select HAVE_DMA_API_DEBUG |
98e4ae8a TH |
31 | select HAVE_MEMBLOCK |
32 | select HAVE_MEMBLOCK_NODE_MAP | |
b952741c | 33 | select HAVE_VIRT_CPU_ACCOUNTING |
308c09f1 | 34 | select ARCH_HAS_SG_CHAIN |
4febd95a | 35 | select VIRT_TO_BUS |
98e4ae8a | 36 | select ARCH_DISCARD_MEMBLOCK |
c5e66129 TG |
37 | select GENERIC_IRQ_PROBE |
38 | select GENERIC_PENDING_IRQ if SMP | |
e3d78122 | 39 | select GENERIC_IRQ_SHOW |
4debd723 | 40 | select GENERIC_IRQ_LEGACY |
badc1446 | 41 | select ARCH_WANT_OPTIONAL_GPIOLIB |
df013ffb | 42 | select ARCH_HAVE_NMI_SAFE_CMPXCHG |
4673ca8e | 43 | select GENERIC_IOMAP |
13583bf1 | 44 | select GENERIC_SMP_IDLE_THREAD |
a6359d1e | 45 | select ARCH_INIT_TASK |
f5e10287 TG |
46 | select ARCH_TASK_STRUCT_ALLOCATOR |
47 | select ARCH_THREAD_INFO_ALLOCATOR | |
21b19710 | 48 | select ARCH_CLOCKSOURCE_DATA |
70639421 | 49 | select GENERIC_TIME_VSYSCALL_OLD |
b6fca725 | 50 | select SYSCTL_ARCH_UNALIGN_NO_WARN |
786d35d4 DH |
51 | select HAVE_MOD_ARCH_SPECIFIC |
52 | select MODULES_USE_ELF_RELA | |
71c7356f | 53 | select ARCH_USE_CMPXCHG_LOCKREF |
7a017721 | 54 | select HAVE_ARCH_AUDITSYSCALL |
1da177e4 LT |
55 | default y |
56 | help | |
57 | The Itanium Processor Family is Intel's 64-bit successor to | |
58 | the 32-bit X86 line. The IA-64 Linux project has a home | |
59 | page at <http://www.linuxia64.org/> and a mailing list at | |
60 | <linux-ia64@vger.kernel.org>. | |
61 | ||
62 | config 64BIT | |
63 | bool | |
9f271d57 | 64 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
65 | default y |
66 | ||
66701b14 | 67 | config ZONE_DMA |
09ae1f58 CL |
68 | def_bool y |
69 | depends on !IA64_SGI_SN2 | |
66701b14 | 70 | |
2bd62a40 CL |
71 | config QUICKLIST |
72 | bool | |
73 | default y | |
74 | ||
1da177e4 LT |
75 | config MMU |
76 | bool | |
77 | default y | |
78 | ||
e33621a2 FT |
79 | config ARCH_DMA_ADDR_T_64BIT |
80 | def_bool y | |
81 | ||
66ed5ef8 FT |
82 | config NEED_DMA_MAP_STATE |
83 | def_bool y | |
84 | ||
18e98307 FT |
85 | config NEED_SG_DMA_LENGTH |
86 | def_bool y | |
87 | ||
6c654b5f JL |
88 | config SWIOTLB |
89 | bool | |
6c654b5f | 90 | |
85718fae TL |
91 | config STACKTRACE_SUPPORT |
92 | def_bool y | |
93 | ||
95c354fe | 94 | config GENERIC_LOCKBREAK |
2c86963b | 95 | def_bool n |
95c354fe | 96 | |
1da177e4 LT |
97 | config RWSEM_XCHGADD_ALGORITHM |
98 | bool | |
99 | default y | |
100 | ||
d9c23400 MG |
101 | config HUGETLB_PAGE_SIZE_VARIABLE |
102 | bool | |
103 | depends on HUGETLB_PAGE | |
104 | default y | |
105 | ||
1da177e4 LT |
106 | config GENERIC_CALIBRATE_DELAY |
107 | bool | |
108 | default y | |
109 | ||
988c388a | 110 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 111 | def_bool y |
112 | ||
3ed3bce8 MD |
113 | config DMI |
114 | bool | |
115 | default y | |
cf074402 | 116 | select DMI_SCAN_MACHINE_NON_EFI_FALLBACK |
3ed3bce8 | 117 | |
1da177e4 LT |
118 | config EFI |
119 | bool | |
a614e192 | 120 | select UCS2_STRING |
1da177e4 LT |
121 | default y |
122 | ||
ae1e9130 | 123 | config SCHED_OMIT_FRAME_POINTER |
7d12e522 AB |
124 | bool |
125 | default y | |
126 | ||
f14f75b8 JS |
127 | config IA64_UNCACHED_ALLOCATOR |
128 | bool | |
129 | select GENERIC_ALLOCATOR | |
130 | ||
46cf98cd VP |
131 | config ARCH_USES_PG_UNCACHED |
132 | def_bool y | |
133 | depends on IA64_UNCACHED_ALLOCATOR | |
134 | ||
e65e1fc2 AV |
135 | config AUDIT_ARCH |
136 | bool | |
137 | default y | |
138 | ||
ba9cc328 IY |
139 | menuconfig PARAVIRT_GUEST |
140 | bool "Paravirtualized guest support" | |
0c406643 | 141 | depends on BROKEN |
ba9cc328 IY |
142 | help |
143 | Say Y here to get to see options related to running Linux under | |
144 | various hypervisors. This option alone does not add any kernel code. | |
145 | ||
146 | If you say N, all options in this submenu will be skipped and disabled. | |
147 | ||
148 | if PARAVIRT_GUEST | |
149 | ||
150 | config PARAVIRT | |
151 | bool "Enable paravirtualization code" | |
152 | depends on PARAVIRT_GUEST | |
153 | default y | |
ba9cc328 IY |
154 | help |
155 | This changes the kernel so it can modify itself when it is run | |
156 | under a hypervisor, potentially improving performance significantly | |
157 | over full virtualization. However, when run without a hypervisor | |
158 | the kernel is theoretically slower and slightly larger. | |
159 | ||
ba9cc328 IY |
160 | endif |
161 | ||
1da177e4 LT |
162 | choice |
163 | prompt "System type" | |
164 | default IA64_GENERIC | |
165 | ||
166 | config IA64_GENERIC | |
167 | bool "generic" | |
168 | select NUMA | |
169 | select ACPI_NUMA | |
d1598e05 | 170 | select SWIOTLB |
62fdd767 | 171 | select PCI_MSI |
1da177e4 LT |
172 | help |
173 | This selects the system type of your hardware. A "generic" kernel | |
174 | will run on any supported IA-64 system. However, if you configure | |
175 | a kernel for your specific system, it will be faster and smaller. | |
176 | ||
177 | generic For any supported IA-64 system | |
178 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
62fdd767 | 179 | DIG+Intel+IOMMU For DIG systems with Intel IOMMU |
1da177e4 LT |
180 | HP-zx1/sx1000 For HP systems |
181 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
182 | SGI-SN2 For SGI Altix systems | |
22246614 | 183 | SGI-UV For SGI UV systems |
1da177e4 LT |
184 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> |
185 | ||
186 | If you don't know what to do, choose "generic". | |
187 | ||
188 | config IA64_DIG | |
189 | bool "DIG-compliant" | |
d1598e05 | 190 | select SWIOTLB |
1da177e4 | 191 | |
62fdd767 FY |
192 | config IA64_DIG_VTD |
193 | bool "DIG+Intel+IOMMU" | |
96edc754 | 194 | select INTEL_IOMMU |
62fdd767 FY |
195 | select PCI_MSI |
196 | ||
1da177e4 LT |
197 | config IA64_HP_ZX1 |
198 | bool "HP-zx1/sx1000" | |
199 | help | |
200 | Build a kernel that runs on HP zx1 and sx1000 systems. This adds | |
201 | support for the HP I/O MMU. | |
202 | ||
203 | config IA64_HP_ZX1_SWIOTLB | |
204 | bool "HP-zx1/sx1000 with software I/O TLB" | |
d1598e05 | 205 | select SWIOTLB |
1da177e4 LT |
206 | help |
207 | Build a kernel that runs on HP zx1 and sx1000 systems even when they | |
208 | have broken PCI devices which cannot DMA to full 32 bits. Apart | |
209 | from support for the HP I/O MMU, this includes support for the software | |
210 | I/O TLB, which allows supporting the broken devices at the expense of | |
211 | wasting some kernel memory (about 2MB by default). | |
212 | ||
213 | config IA64_SGI_SN2 | |
214 | bool "SGI-SN2" | |
bd3be240 JS |
215 | select NUMA |
216 | select ACPI_NUMA | |
1da177e4 LT |
217 | help |
218 | Selecting this option will optimize the kernel for use on sn2 based | |
219 | systems, but the resulting kernel binary will not run on other | |
220 | types of ia64 systems. If you have an SGI Altix system, it's safe | |
221 | to select this option. If in doubt, select ia64 generic support | |
222 | instead. | |
223 | ||
3351ab9b JS |
224 | config IA64_SGI_UV |
225 | bool "SGI-UV" | |
22246614 JS |
226 | select NUMA |
227 | select ACPI_NUMA | |
228 | select SWIOTLB | |
229 | help | |
230 | Selecting this option will optimize the kernel for use on UV based | |
231 | systems, but the resulting kernel binary will not run on other | |
232 | types of ia64 systems. If you have an SGI UV system, it's safe | |
233 | to select this option. If in doubt, select ia64 generic support | |
234 | instead. | |
235 | ||
1da177e4 LT |
236 | config IA64_HP_SIM |
237 | bool "Ski-simulator" | |
d1598e05 | 238 | select SWIOTLB |
1b3e3aa6 | 239 | depends on !PM |
1da177e4 LT |
240 | |
241 | endchoice | |
242 | ||
243 | choice | |
244 | prompt "Processor type" | |
245 | default ITANIUM | |
246 | ||
247 | config ITANIUM | |
248 | bool "Itanium" | |
249 | help | |
250 | Select your IA-64 processor type. The default is Itanium. | |
251 | This choice is safe for all IA-64 systems, but may not perform | |
252 | optimally on systems with, say, Itanium 2 or newer processors. | |
253 | ||
254 | config MCKINLEY | |
255 | bool "Itanium 2" | |
256 | help | |
257 | Select this to configure for an Itanium 2 (McKinley) processor. | |
258 | ||
259 | endchoice | |
260 | ||
261 | choice | |
262 | prompt "Kernel page size" | |
263 | default IA64_PAGE_SIZE_16KB | |
264 | ||
265 | config IA64_PAGE_SIZE_4KB | |
266 | bool "4KB" | |
267 | help | |
268 | This lets you select the page size of the kernel. For best IA-64 | |
269 | performance, a page size of 8KB or 16KB is recommended. For best | |
270 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
271 | majority of IA-32 binaries work perfectly fine with a larger page | |
272 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
273 | be selected. | |
274 | ||
275 | 4KB For best IA-32 compatibility | |
276 | 8KB For best IA-64 performance | |
277 | 16KB For best IA-64 performance | |
278 | 64KB Requires Itanium 2 or newer processor. | |
279 | ||
280 | If you don't know what to do, choose 16KB. | |
281 | ||
282 | config IA64_PAGE_SIZE_8KB | |
283 | bool "8KB" | |
284 | ||
285 | config IA64_PAGE_SIZE_16KB | |
286 | bool "16KB" | |
287 | ||
288 | config IA64_PAGE_SIZE_64KB | |
289 | depends on !ITANIUM | |
290 | bool "64KB" | |
291 | ||
292 | endchoice | |
293 | ||
10d0aa3c TL |
294 | if IA64_HP_SIM |
295 | config HZ | |
296 | default 32 | |
297 | endif | |
298 | ||
299 | if !IA64_HP_SIM | |
b5d23e5b | 300 | source kernel/Kconfig.hz |
10d0aa3c | 301 | endif |
b5d23e5b | 302 | |
1da177e4 LT |
303 | config IA64_BRL_EMU |
304 | bool | |
305 | depends on ITANIUM | |
306 | default y | |
307 | ||
308 | # align cache-sensitive data to 128 bytes | |
309 | config IA64_L1_CACHE_SHIFT | |
310 | int | |
311 | default "7" if MCKINLEY | |
312 | default "6" if ITANIUM | |
313 | ||
1da177e4 LT |
314 | config IA64_CYCLONE |
315 | bool "Cyclone (EXA) Time Source support" | |
316 | help | |
317 | Say Y here to enable support for IBM EXA Cyclone time source. | |
318 | If you're unsure, answer N. | |
319 | ||
320 | config IOSAPIC | |
321 | bool | |
322 | depends on !IA64_HP_SIM | |
323 | default y | |
324 | ||
1da177e4 | 325 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
326 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
327 | range 11 17 if !HUGETLB_PAGE | |
328 | default "17" if HUGETLB_PAGE | |
329 | default "11" | |
1da177e4 LT |
330 | |
331 | config SMP | |
332 | bool "Symmetric multi-processing support" | |
333 | help | |
334 | This enables support for systems with more than one CPU. If you have | |
335 | a system with only one CPU, say N. If you have a system with more | |
336 | than one CPU, say Y. | |
337 | ||
338 | If you say N here, the kernel will run on single and multiprocessor | |
339 | systems, but will use only one CPU of a multiprocessor system. If | |
340 | you say Y here, the kernel will run on many, but not all, | |
341 | single processor systems. On a single processor system, the kernel | |
342 | will run faster if you say N here. | |
343 | ||
03502faa AB |
344 | See also the SMP-HOWTO available at |
345 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
346 | |
347 | If you don't know what to do here, say N. | |
348 | ||
349 | config NR_CPUS | |
d1339df1 RH |
350 | int "Maximum number of CPUs (2-4096)" |
351 | range 2 4096 | |
1da177e4 | 352 | depends on SMP |
d1339df1 | 353 | default "4096" |
1da177e4 LT |
354 | help |
355 | You should set this to the number of CPUs in your system, but | |
356 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
357 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
358 | than 64 will cause the use of a CPU mask array, causing a small | |
359 | performance hit. | |
360 | ||
361 | config HOTPLUG_CPU | |
48a9240c KC |
362 | bool "Support for hot-pluggable CPUs" |
363 | depends on SMP | |
1da177e4 LT |
364 | default n |
365 | ---help--- | |
366 | Say Y here to experiment with turning CPUs off and on. CPUs | |
367 | can be controlled through /sys/devices/system/cpu/cpu#. | |
368 | Say N if you want to disable CPU hotplug. | |
369 | ||
cc57637b YG |
370 | config ARCH_ENABLE_MEMORY_HOTPLUG |
371 | def_bool y | |
372 | ||
0c0e6195 KH |
373 | config ARCH_ENABLE_MEMORY_HOTREMOVE |
374 | def_bool y | |
375 | ||
7a9bdd88 SS |
376 | config SCHED_SMT |
377 | bool "SMT scheduler support" | |
378 | depends on SMP | |
7a9bdd88 SS |
379 | help |
380 | Improves the CPU scheduler's decision making when dealing with | |
381 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
382 | overhead in some places. If unsure say N here. | |
383 | ||
ff741906 AR |
384 | config PERMIT_BSP_REMOVE |
385 | bool "Support removal of Bootstrap Processor" | |
386 | depends on HOTPLUG_CPU | |
387 | default n | |
388 | ---help--- | |
389 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
390 | support. | |
391 | ||
392 | config FORCE_CPEI_RETARGET | |
25985edc | 393 | bool "Force assumption that CPEI can be re-targeted" |
ff741906 AR |
394 | depends on PERMIT_BSP_REMOVE |
395 | default n | |
396 | ---help--- | |
25985edc | 397 | Say Y if you need to force the assumption that CPEI can be re-targeted to |
ff741906 AR |
398 | any cpu in the system. This hint is available via ACPI 3.0 specifications. |
399 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
400 | This option it useful to enable this feature on older BIOS's as well. | |
401 | You can also enable this by using boot command line option force_cpei=1. | |
402 | ||
0b0517a4 | 403 | source "kernel/Kconfig.preempt" |
1da177e4 | 404 | |
3f22ab27 DH |
405 | source "mm/Kconfig" |
406 | ||
da9577c5 BP |
407 | config ARCH_SELECT_MEMORY_MODEL |
408 | def_bool y | |
409 | ||
410 | config ARCH_DISCONTIGMEM_ENABLE | |
411 | def_bool y | |
412 | help | |
413 | Say Y to support efficient handling of discontiguous physical memory, | |
414 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
415 | or have huge holes in the physical address space for other reasons. | |
416 | See <file:Documentation/vm/numa> for more. | |
417 | ||
418 | config ARCH_FLATMEM_ENABLE | |
419 | def_bool y | |
420 | ||
421 | config ARCH_SPARSEMEM_ENABLE | |
422 | def_bool y | |
423 | depends on ARCH_DISCONTIGMEM_ENABLE | |
ef229c5a | 424 | select SPARSEMEM_VMEMMAP_ENABLE |
da9577c5 BP |
425 | |
426 | config ARCH_DISCONTIGMEM_DEFAULT | |
427 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
428 | depends on ARCH_DISCONTIGMEM_ENABLE | |
429 | ||
430 | config NUMA | |
431 | bool "NUMA support" | |
432 | depends on !IA64_HP_SIM && !FLATMEM | |
433 | default y if IA64_SGI_SN2 | |
6c33eb39 | 434 | select ACPI_NUMA if ACPI |
da9577c5 BP |
435 | help |
436 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
437 | Access). This option is for configuring high-end multiprocessor | |
438 | server systems. If in doubt, say N. | |
439 | ||
c80d79d7 YG |
440 | config NODES_SHIFT |
441 | int "Max num nodes shift(3-10)" | |
442 | range 3 10 | |
c57d68ca | 443 | default "10" |
c80d79d7 YG |
444 | depends on NEED_MULTIPLE_NODES |
445 | help | |
446 | This option specifies the maximum number of nodes in your SSI system. | |
447 | MAX_NUMNODES will be 2^(This value). | |
448 | If in doubt, use the default. | |
449 | ||
da9577c5 BP |
450 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
451 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
452 | config VIRTUAL_MEM_MAP | |
453 | bool "Virtual mem map" | |
454 | depends on !SPARSEMEM | |
455 | default y if !IA64_HP_SIM | |
456 | help | |
457 | Say Y to compile the kernel with support for a virtual mem map. | |
458 | This code also only takes effect if a memory hole of greater than | |
459 | 1 Gb is found during boot. You must turn this option on if you | |
460 | require the DISCONTIGMEM option for your machine. If you are | |
461 | unsure, say Y. | |
462 | ||
463 | config HOLES_IN_ZONE | |
464 | bool | |
465 | default y if VIRTUAL_MEM_MAP | |
466 | ||
467 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
334f85b6 | 468 | def_bool NUMA && SPARSEMEM |
da9577c5 | 469 | |
10ad400b YG |
470 | config HAVE_ARCH_NODEDATA_EXTENSION |
471 | def_bool y | |
472 | depends on NUMA | |
473 | ||
3bccd996 LS |
474 | config USE_PERCPU_NUMA_NODE_ID |
475 | def_bool y | |
476 | depends on NUMA | |
477 | ||
fd1197f1 | 478 | config HAVE_MEMORYLESS_NODES |
25106000 | 479 | def_bool NUMA |
fd1197f1 | 480 | |
9492587c KH |
481 | config ARCH_PROC_KCORE_TEXT |
482 | def_bool y | |
483 | depends on PROC_KCORE | |
484 | ||
1da177e4 LT |
485 | config IA64_MCA_RECOVERY |
486 | tristate "MCA recovery from errors other than TLB." | |
487 | ||
488 | config PERFMON | |
489 | bool "Performance monitor support" | |
490 | help | |
491 | Selects whether support for the IA-64 performance monitor hardware | |
492 | is included in the kernel. This makes some kernel data-structures a | |
493 | little bigger and slows down execution a bit, but it is generally | |
494 | a good idea to turn this on. If you're unsure, say Y. | |
495 | ||
496 | config IA64_PALINFO | |
497 | tristate "/proc/pal support" | |
498 | help | |
499 | If you say Y here, you are able to get PAL (Processor Abstraction | |
500 | Layer) information in /proc/pal. This contains useful information | |
501 | about the processors in your systems, such as cache and TLB sizes | |
502 | and the PAL firmware version in use. | |
503 | ||
504 | To use this option, you have to ensure that the "/proc file system | |
505 | support" (CONFIG_PROC_FS) is enabled, too. | |
506 | ||
e9ef08bd FY |
507 | config IA64_MC_ERR_INJECT |
508 | tristate "MC error injection support" | |
509 | help | |
01dd2fbf ML |
510 | Adds support for MC error injection. If enabled, the kernel |
511 | will provide a sysfs interface for user applications to | |
512 | call MC error injection PAL procedures to inject various errors. | |
e9ef08bd FY |
513 | This is a useful tool for MCA testing. |
514 | ||
515 | If you're unsure, do not select this option. | |
516 | ||
466575f4 JS |
517 | config SGI_SN |
518 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
519 | ||
2ab561a1 DMT |
520 | config IA64_ESI |
521 | bool "ESI (Extensible SAL Interface) support" | |
522 | help | |
523 | If you say Y here, support is built into the kernel to | |
524 | make ESI calls. ESI calls are used to support vendor-specific | |
525 | firmware extensions, such as the ability to inject memory-errors | |
526 | for test-purposes. If you're unsure, say N. | |
527 | ||
28eda5b8 BH |
528 | config IA64_HP_AML_NFW |
529 | bool "Support ACPI AML calls to native firmware" | |
530 | help | |
531 | This driver installs a global ACPI Operation Region handler for | |
532 | region 0xA1. AML methods can use this OpRegion to call arbitrary | |
533 | native firmware functions. The driver installs the OpRegion | |
534 | handler if there is an HPQ5001 device or if the user supplies | |
535 | the "force" module parameter, e.g., with the "aml_nfw.force" | |
536 | kernel command line option. | |
537 | ||
c1311af1 BC |
538 | source "drivers/sn/Kconfig" |
539 | ||
a7956113 | 540 | config KEXEC |
48a9240c KC |
541 | bool "kexec system call" |
542 | depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
543 | help |
544 | kexec is a system call that implements the ability to shutdown your | |
545 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 546 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
547 | you can start any kernel with it, not just Linux. |
548 | ||
01dd2fbf | 549 | The name comes from the similarity to the exec system call. |
a7956113 ZN |
550 | |
551 | It is an ongoing process to be certain the hardware in a machine | |
552 | is properly shutdown, so do not be surprised if this code does not | |
bf220695 GU |
553 | initially work for you. As of this writing the exact hardware |
554 | interface is strongly in flux, so no good recommendation can be | |
555 | made. | |
a7956113 ZN |
556 | |
557 | config CRASH_DUMP | |
fb86611f BW |
558 | bool "kernel crash dumps" |
559 | depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
a7956113 ZN |
560 | help |
561 | Generate crash dump after being started by kexec. | |
562 | ||
1da177e4 LT |
563 | source "drivers/firmware/Kconfig" |
564 | ||
565 | source "fs/Kconfig.binfmt" | |
566 | ||
567 | endmenu | |
568 | ||
1547a012 | 569 | menu "Power management and ACPI options" |
1da177e4 | 570 | |
eb7b6b32 | 571 | source "kernel/power/Kconfig" |
1da177e4 LT |
572 | |
573 | source "drivers/acpi/Kconfig" | |
574 | ||
4db8699b | 575 | if PM |
ab423e43 VK |
576 | menu "CPU Frequency scaling" |
577 | source "drivers/cpufreq/Kconfig" | |
578 | endmenu | |
4db8699b VP |
579 | endif |
580 | ||
1da177e4 LT |
581 | endmenu |
582 | ||
583 | if !IA64_HP_SIM | |
584 | ||
585 | menu "Bus options (PCI, PCMCIA)" | |
586 | ||
587 | config PCI | |
588 | bool "PCI support" | |
589 | help | |
85f265d8 CH |
590 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
591 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
592 | |
593 | config PCI_DOMAINS | |
36e23590 MW |
594 | def_bool PCI |
595 | ||
596 | config PCI_SYSCALL | |
597 | def_bool PCI | |
1da177e4 | 598 | |
b7bb575c KK |
599 | source "drivers/pci/pcie/Kconfig" |
600 | ||
1da177e4 LT |
601 | source "drivers/pci/Kconfig" |
602 | ||
603 | source "drivers/pci/hotplug/Kconfig" | |
604 | ||
605 | source "drivers/pcmcia/Kconfig" | |
606 | ||
607 | endmenu | |
608 | ||
609 | endif | |
610 | ||
d5950b43 SR |
611 | source "net/Kconfig" |
612 | ||
1da177e4 LT |
613 | source "drivers/Kconfig" |
614 | ||
1547a012 BH |
615 | source "arch/ia64/hp/sim/Kconfig" |
616 | ||
1a4b0fc5 JS |
617 | config MSPEC |
618 | tristate "Memory special operations driver" | |
619 | depends on IA64 | |
620 | select IA64_UNCACHED_ALLOCATOR | |
621 | help | |
622 | If you have an ia64 and you want to enable memory special | |
623 | operations support (formerly known as fetchop), say Y here, | |
624 | otherwise say N. | |
625 | ||
1da177e4 LT |
626 | source "fs/Kconfig" |
627 | ||
1547a012 BH |
628 | source "arch/ia64/Kconfig.debug" |
629 | ||
630 | source "security/Kconfig" | |
631 | ||
632 | source "crypto/Kconfig" | |
633 | ||
1da177e4 LT |
634 | source "lib/Kconfig" |
635 | ||
b34eb53c | 636 | config IOMMU_HELPER |
a8522509 | 637 | def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB) |