blob: 6a15083cc366df9c13962206952d266625034c7f [file] [log] [blame]
Kirill A. Shutemov4d66bcc2015-04-14 15:45:45 -07001config 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
Linus Torvalds1da177e2005-04-16 15:20:36 -07006source "init/Kconfig"
7
Matt Helsleydc52ddc2008-10-18 20:27:21 -07008source "kernel/Kconfig.freezer"
9
Linus Torvalds1da177e2005-04-16 15:20:36 -070010menu "Processor type and features"
11
12config IA64
13 bool
Mark Salter468bcf02013-10-07 22:08:56 -040014 select ARCH_MIGHT_HAVE_PC_PARPORT
Mark Salterbbc4e592014-01-01 11:31:12 -080015 select ARCH_MIGHT_HAVE_PC_SERIO
Len Brown06f87ad2007-01-26 00:38:53 -050016 select PCI if (!IA64_HP_SIM)
17 select ACPI if (!IA64_HP_SIM)
Graeme Gregory6e0a0ea2015-03-24 14:02:39 +000018 select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI
Hanjun Guo46ba51e2014-07-18 18:02:54 +080019 select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI
Tony Luck0773a6c2009-01-15 10:29:17 -080020 select HAVE_UNSTABLE_SCHED_CLOCK
Jiri Slaby5f56a5d2016-05-20 17:00:16 -070021 select HAVE_EXIT_THREAD
Sam Ravnborgec7748b2008-02-09 10:46:40 +010022 select HAVE_IDE
Mathieu Desnoyers42d4b832008-02-02 15:10:34 -050023 select HAVE_OPROFILE
Mathieu Desnoyers3f550092008-02-02 15:10:35 -050024 select HAVE_KPROBES
Ananth N Mavinakayanahalli9edddaa2008-03-04 14:28:37 -080025 select HAVE_KRETPROBES
Shaohua Lia14a07b2009-01-09 11:29:49 +080026 select HAVE_FTRACE_MCOUNT_RECORD
27 select HAVE_DYNAMIC_FTRACE if (!ITANIUM)
Shaohua Lid3e75ff2009-01-09 11:29:46 +080028 select HAVE_FUNCTION_TRACER
Josh Triplett6035d9d2014-04-07 15:39:07 -070029 select TTY
Shaohua Li9690ad02008-10-01 13:57:14 -070030 select HAVE_ARCH_TRACEHOOK
FUJITA Tomonori99162192009-06-17 16:28:14 -070031 select HAVE_DMA_API_DEBUG
Tejun Heo98e4ae82011-12-08 10:22:08 -080032 select HAVE_MEMBLOCK
33 select HAVE_MEMBLOCK_NODE_MAP
Frederic Weisbeckerb9527412012-06-16 15:39:34 +020034 select HAVE_VIRT_CPU_ACCOUNTING
Laura Abbott308c09f2014-08-08 14:23:25 -070035 select ARCH_HAS_SG_CHAIN
Stephen Rothwell4febd952013-03-07 15:48:16 +110036 select VIRT_TO_BUS
Tejun Heo98e4ae82011-12-08 10:22:08 -080037 select ARCH_DISCARD_MEMBLOCK
Thomas Gleixnerc5e66122011-01-19 20:32:46 +010038 select GENERIC_IRQ_PROBE
39 select GENERIC_PENDING_IRQ if SMP
Thomas Gleixnere3d78122011-03-25 21:04:38 +010040 select GENERIC_IRQ_SHOW
Thomas Gleixner4debd722014-05-07 15:44:22 +000041 select GENERIC_IRQ_LEGACY
Huang Yingdf013ff2011-07-13 13:14:22 +080042 select ARCH_HAVE_NMI_SAFE_CMPXCHG
Michael S. Tsirkin4673ca82011-11-24 14:54:28 +020043 select GENERIC_IOMAP
Thomas Gleixner13583bf2012-04-20 13:05:49 +000044 select GENERIC_SMP_IDLE_THREAD
Thomas Gleixnera6359d12012-05-03 09:03:02 +000045 select ARCH_INIT_TASK
Thomas Gleixnerf5e10282012-05-05 15:05:48 +000046 select ARCH_TASK_STRUCT_ALLOCATOR
Linus Torvaldsb235bee2016-06-24 15:09:37 -070047 select ARCH_THREAD_STACK_ALLOCATOR
Anna-Maria Gleixner21b19712012-05-18 16:45:48 +000048 select ARCH_CLOCKSOURCE_DATA
John Stultz70639422012-09-04 15:34:21 -040049 select GENERIC_TIME_VSYSCALL_OLD
Vineet Guptab6fca722013-01-09 20:06:28 +053050 select SYSCTL_ARCH_UNALIGN_NO_WARN
David Howells786d35d2012-09-28 14:31:03 +093051 select HAVE_MOD_ARCH_SPECIFIC
52 select MODULES_USE_ELF_RELA
Luck, Tony71c73562013-09-03 15:31:21 -070053 select ARCH_USE_CMPXCHG_LOCKREF
AKASHI Takahiro7a017722014-02-25 18:16:24 +090054 select HAVE_ARCH_AUDITSYSCALL
Linus Torvalds1da177e2005-04-16 15:20:36 -070055 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
62config 64BIT
63 bool
Zhang, Yanmin9f271d52007-02-09 11:29:51 +080064 select ATA_NONSTANDARD if ATA
Linus Torvalds1da177e2005-04-16 15:20:36 -070065 default y
66
Christoph Lameter66701b12007-02-10 01:43:09 -080067config ZONE_DMA
Christoph Lameter09ae1f52007-02-10 01:43:11 -080068 def_bool y
69 depends on !IA64_SGI_SN2
Christoph Lameter66701b12007-02-10 01:43:09 -080070
Christoph Lameter2bd62a42007-05-10 22:42:53 -070071config QUICKLIST
72 bool
73 default y
74
Linus Torvalds1da177e2005-04-16 15:20:36 -070075config MMU
76 bool
77 default y
78
FUJITA Tomonorie33621a2010-10-01 14:15:27 -070079config ARCH_DMA_ADDR_T_64BIT
80 def_bool y
81
FUJITA Tomonori66ed5ef2010-03-10 15:23:25 -080082config NEED_DMA_MAP_STATE
83 def_bool y
84
FUJITA Tomonori18e98302010-05-26 14:44:32 -070085config NEED_SG_DMA_LENGTH
86 def_bool y
87
John W. Linville6c654b52005-09-29 14:42:42 -070088config SWIOTLB
89 bool
John W. Linville6c654b52005-09-29 14:42:42 -070090
Tony Luck85718fa2010-09-23 13:52:07 -070091config STACKTRACE_SUPPORT
92 def_bool y
93
Nick Piggin95c354f2008-01-30 13:31:20 +010094config GENERIC_LOCKBREAK
Tony Luck2c869632009-09-25 08:42:16 -070095 def_bool n
Nick Piggin95c354f2008-01-30 13:31:20 +010096
Linus Torvalds1da177e2005-04-16 15:20:36 -070097config RWSEM_XCHGADD_ALGORITHM
98 bool
99 default y
100
Mel Gormand9c23402007-10-16 01:26:01 -0700101config HUGETLB_PAGE_SIZE_VARIABLE
102 bool
103 depends on HUGETLB_PAGE
104 default y
105
Linus Torvalds1da177e2005-04-16 15:20:36 -0700106config GENERIC_CALIBRATE_DELAY
107 bool
108 default y
109
travis@sgi.com988c3882008-01-30 23:27:58 +0100110config HAVE_SETUP_PER_CPU_AREA
travis@sgi.comb32ef632008-01-30 13:32:51 +0100111 def_bool y
112
Matt Domsch3ed3bce2006-03-26 01:37:03 -0800113config DMI
114 bool
115 default y
Ard Biesheuvelcf074402014-01-23 15:54:39 -0800116 select DMI_SCAN_MACHINE_NON_EFI_FALLBACK
Matt Domsch3ed3bce2006-03-26 01:37:03 -0800117
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118config EFI
119 bool
Matt Fleminga614e192013-04-30 11:30:24 +0100120 select UCS2_STRING
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121 default y
122
Ingo Molnarae1e9132008-11-11 09:05:16 +0100123config SCHED_OMIT_FRAME_POINTER
Anton Blanchard7d12e522005-05-05 16:15:11 -0700124 bool
125 default y
126
Jes Sorensenf14f75b2005-06-21 17:15:02 -0700127config IA64_UNCACHED_ALLOCATOR
128 bool
129 select GENERIC_ALLOCATOR
130
Venkatesh Pallipadi46cf98c2009-07-10 09:57:37 -0700131config ARCH_USES_PG_UNCACHED
132 def_bool y
133 depends on IA64_UNCACHED_ALLOCATOR
134
Al Viroe65e1fc2006-09-12 03:04:40 -0400135config AUDIT_ARCH
136 bool
137 default y
138
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139choice
140 prompt "System type"
141 default IA64_GENERIC
142
143config IA64_GENERIC
144 bool "generic"
145 select NUMA
146 select ACPI_NUMA
Jan Beulichd1598e02007-01-03 09:26:21 +0000147 select SWIOTLB
Fenghua Yu62fdd762008-10-17 12:14:13 -0700148 select PCI_MSI
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149 help
150 This selects the system type of your hardware. A "generic" kernel
151 will run on any supported IA-64 system. However, if you configure
152 a kernel for your specific system, it will be faster and smaller.
153
154 generic For any supported IA-64 system
155 DIG-compliant For DIG ("Developer's Interface Guide") compliant systems
Fenghua Yu62fdd762008-10-17 12:14:13 -0700156 DIG+Intel+IOMMU For DIG systems with Intel IOMMU
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157 HP-zx1/sx1000 For HP systems
158 HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices.
159 SGI-SN2 For SGI Altix systems
Jack Steiner22246612008-05-06 15:18:57 -0500160 SGI-UV For SGI UV systems
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/>
162
163 If you don't know what to do, choose "generic".
164
165config IA64_DIG
166 bool "DIG-compliant"
Jan Beulichd1598e02007-01-03 09:26:21 +0000167 select SWIOTLB
Linus Torvalds1da177e2005-04-16 15:20:36 -0700168
Fenghua Yu62fdd762008-10-17 12:14:13 -0700169config IA64_DIG_VTD
170 bool "DIG+Intel+IOMMU"
Paul Bolle96edc752013-03-05 14:59:23 +0100171 select INTEL_IOMMU
Fenghua Yu62fdd762008-10-17 12:14:13 -0700172 select PCI_MSI
173
Linus Torvalds1da177e2005-04-16 15:20:36 -0700174config IA64_HP_ZX1
175 bool "HP-zx1/sx1000"
176 help
177 Build a kernel that runs on HP zx1 and sx1000 systems. This adds
178 support for the HP I/O MMU.
179
180config IA64_HP_ZX1_SWIOTLB
181 bool "HP-zx1/sx1000 with software I/O TLB"
Jan Beulichd1598e02007-01-03 09:26:21 +0000182 select SWIOTLB
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183 help
184 Build a kernel that runs on HP zx1 and sx1000 systems even when they
185 have broken PCI devices which cannot DMA to full 32 bits. Apart
186 from support for the HP I/O MMU, this includes support for the software
187 I/O TLB, which allows supporting the broken devices at the expense of
188 wasting some kernel memory (about 2MB by default).
189
190config IA64_SGI_SN2
191 bool "SGI-SN2"
Jes Sorensenbd3be242008-02-11 15:10:19 +0100192 select NUMA
193 select ACPI_NUMA
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194 help
195 Selecting this option will optimize the kernel for use on sn2 based
196 systems, but the resulting kernel binary will not run on other
197 types of ia64 systems. If you have an SGI Altix system, it's safe
198 to select this option. If in doubt, select ia64 generic support
199 instead.
200
Jack Steiner3351ab92008-07-31 07:52:50 -0500201config IA64_SGI_UV
202 bool "SGI-UV"
Jack Steiner22246612008-05-06 15:18:57 -0500203 select NUMA
204 select ACPI_NUMA
205 select SWIOTLB
206 help
207 Selecting this option will optimize the kernel for use on UV based
208 systems, but the resulting kernel binary will not run on other
209 types of ia64 systems. If you have an SGI UV system, it's safe
210 to select this option. If in doubt, select ia64 generic support
211 instead.
212
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213config IA64_HP_SIM
214 bool "Ski-simulator"
Jan Beulichd1598e02007-01-03 09:26:21 +0000215 select SWIOTLB
Rafael J. Wysocki1b3e3aa2014-12-13 00:44:04 +0100216 depends on !PM
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217
218endchoice
219
220choice
221 prompt "Processor type"
222 default ITANIUM
223
224config ITANIUM
225 bool "Itanium"
226 help
227 Select your IA-64 processor type. The default is Itanium.
228 This choice is safe for all IA-64 systems, but may not perform
229 optimally on systems with, say, Itanium 2 or newer processors.
230
231config MCKINLEY
232 bool "Itanium 2"
233 help
234 Select this to configure for an Itanium 2 (McKinley) processor.
235
236endchoice
237
238choice
239 prompt "Kernel page size"
240 default IA64_PAGE_SIZE_16KB
241
242config IA64_PAGE_SIZE_4KB
243 bool "4KB"
244 help
245 This lets you select the page size of the kernel. For best IA-64
246 performance, a page size of 8KB or 16KB is recommended. For best
247 IA-32 compatibility, a page size of 4KB should be selected (the vast
248 majority of IA-32 binaries work perfectly fine with a larger page
249 size). For Itanium 2 or newer systems, a page size of 64KB can also
250 be selected.
251
252 4KB For best IA-32 compatibility
253 8KB For best IA-64 performance
254 16KB For best IA-64 performance
255 64KB Requires Itanium 2 or newer processor.
256
257 If you don't know what to do, choose 16KB.
258
259config IA64_PAGE_SIZE_8KB
260 bool "8KB"
261
262config IA64_PAGE_SIZE_16KB
263 bool "16KB"
264
265config IA64_PAGE_SIZE_64KB
266 depends on !ITANIUM
267 bool "64KB"
268
269endchoice
270
Tony Luck10d0aa32008-02-11 13:23:46 -0800271if IA64_HP_SIM
272config HZ
273 default 32
274endif
275
276if !IA64_HP_SIM
Christoph Lameterb5d23e52005-06-23 00:08:27 -0700277source kernel/Kconfig.hz
Tony Luck10d0aa32008-02-11 13:23:46 -0800278endif
Christoph Lameterb5d23e52005-06-23 00:08:27 -0700279
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280config IA64_BRL_EMU
281 bool
282 depends on ITANIUM
283 default y
284
285# align cache-sensitive data to 128 bytes
286config IA64_L1_CACHE_SHIFT
287 int
288 default "7" if MCKINLEY
289 default "6" if ITANIUM
290
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291config IA64_CYCLONE
292 bool "Cyclone (EXA) Time Source support"
293 help
294 Say Y here to enable support for IBM EXA Cyclone time source.
295 If you're unsure, answer N.
296
297config IOSAPIC
298 bool
299 depends on !IA64_HP_SIM
300 default y
301
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302config FORCE_MAX_ZONEORDER
Bob Piccoda9577c2005-10-04 15:13:37 -0400303 int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE
304 range 11 17 if !HUGETLB_PAGE
305 default "17" if HUGETLB_PAGE
306 default "11"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700307
308config SMP
309 bool "Symmetric multi-processing support"
310 help
311 This enables support for systems with more than one CPU. If you have
312 a system with only one CPU, say N. If you have a system with more
313 than one CPU, say Y.
314
315 If you say N here, the kernel will run on single and multiprocessor
316 systems, but will use only one CPU of a multiprocessor system. If
317 you say Y here, the kernel will run on many, but not all,
318 single processor systems. On a single processor system, the kernel
319 will run faster if you say N here.
320
Adrian Bunk03502fa2008-02-03 15:50:21 +0200321 See also the SMP-HOWTO available at
322 <http://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700323
324 If you don't know what to do here, say N.
325
326config NR_CPUS
Robin Holtd1339df2008-08-02 13:29:24 -0500327 int "Maximum number of CPUs (2-4096)"
328 range 2 4096
Linus Torvalds1da177e2005-04-16 15:20:36 -0700329 depends on SMP
Robin Holtd1339df2008-08-02 13:29:24 -0500330 default "4096"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700331 help
332 You should set this to the number of CPUs in your system, but
333 keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but
334 only use 2 CPUs on a >2 CPU system. Setting this to a value larger
335 than 64 will cause the use of a CPU mask array, causing a small
336 performance hit.
337
338config HOTPLUG_CPU
Kees Cook48a92402012-10-02 11:16:29 -0700339 bool "Support for hot-pluggable CPUs"
340 depends on SMP
Linus Torvalds1da177e2005-04-16 15:20:36 -0700341 default n
342 ---help---
343 Say Y here to experiment with turning CPUs off and on. CPUs
344 can be controlled through /sys/devices/system/cpu/cpu#.
345 Say N if you want to disable CPU hotplug.
346
Yasunori Gotocc576372006-06-29 02:24:27 -0700347config ARCH_ENABLE_MEMORY_HOTPLUG
348 def_bool y
349
KAMEZAWA Hiroyuki0c0e6192007-10-16 01:26:12 -0700350config ARCH_ENABLE_MEMORY_HOTREMOVE
351 def_bool y
352
Suresh Siddha7a9bdd82005-04-05 18:05:00 -0700353config SCHED_SMT
354 bool "SMT scheduler support"
355 depends on SMP
Suresh Siddha7a9bdd82005-04-05 18:05:00 -0700356 help
357 Improves the CPU scheduler's decision making when dealing with
358 Intel IA64 chips with MultiThreading at a cost of slightly increased
359 overhead in some places. If unsure say N here.
360
Ashok Rajff741902005-11-11 14:32:40 -0800361config PERMIT_BSP_REMOVE
362 bool "Support removal of Bootstrap Processor"
363 depends on HOTPLUG_CPU
364 default n
365 ---help---
366 Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU
367 support.
368
369config FORCE_CPEI_RETARGET
Lucas De Marchi25985ed2011-03-30 22:57:33 -0300370 bool "Force assumption that CPEI can be re-targeted"
Ashok Rajff741902005-11-11 14:32:40 -0800371 depends on PERMIT_BSP_REMOVE
372 default n
373 ---help---
Lucas De Marchi25985ed2011-03-30 22:57:33 -0300374 Say Y if you need to force the assumption that CPEI can be re-targeted to
Ashok Rajff741902005-11-11 14:32:40 -0800375 any cpu in the system. This hint is available via ACPI 3.0 specifications.
376 Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP.
377 This option it useful to enable this feature on older BIOS's as well.
378 You can also enable this by using boot command line option force_cpei=1.
379
Satyam Sharma0b0517a42007-08-13 23:41:45 +0530380source "kernel/Kconfig.preempt"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700381
Dave Hansen3f22ab22005-06-23 00:07:43 -0700382source "mm/Kconfig"
383
Bob Piccoda9577c2005-10-04 15:13:37 -0400384config ARCH_SELECT_MEMORY_MODEL
385 def_bool y
386
387config ARCH_DISCONTIGMEM_ENABLE
388 def_bool y
389 help
390 Say Y to support efficient handling of discontiguous physical memory,
391 for architectures which are either NUMA (Non-Uniform Memory Access)
392 or have huge holes in the physical address space for other reasons.
393 See <file:Documentation/vm/numa> for more.
394
395config ARCH_FLATMEM_ENABLE
396 def_bool y
397
398config ARCH_SPARSEMEM_ENABLE
399 def_bool y
400 depends on ARCH_DISCONTIGMEM_ENABLE
Christoph Lameteref229c52007-10-16 01:24:15 -0700401 select SPARSEMEM_VMEMMAP_ENABLE
Bob Piccoda9577c2005-10-04 15:13:37 -0400402
403config ARCH_DISCONTIGMEM_DEFAULT
404 def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB)
405 depends on ARCH_DISCONTIGMEM_ENABLE
406
407config NUMA
408 bool "NUMA support"
409 depends on !IA64_HP_SIM && !FLATMEM
410 default y if IA64_SGI_SN2
KAMEZAWA Hiroyuki6c33eb32006-11-08 17:44:50 -0800411 select ACPI_NUMA if ACPI
Bob Piccoda9577c2005-10-04 15:13:37 -0400412 help
413 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
414 Access). This option is for configuring high-end multiprocessor
415 server systems. If in doubt, say N.
416
Yasunori Gotoc80d79d2006-04-10 22:53:53 -0700417config NODES_SHIFT
418 int "Max num nodes shift(3-10)"
419 range 3 10
Christoph Lameterc57d68c2006-08-22 19:43:27 -0700420 default "10"
Yasunori Gotoc80d79d2006-04-10 22:53:53 -0700421 depends on NEED_MULTIPLE_NODES
422 help
423 This option specifies the maximum number of nodes in your SSI system.
424 MAX_NUMNODES will be 2^(This value).
425 If in doubt, use the default.
426
Bob Piccoda9577c2005-10-04 15:13:37 -0400427# VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent.
428# VIRTUAL_MEM_MAP has been retained for historical reasons.
429config VIRTUAL_MEM_MAP
430 bool "Virtual mem map"
431 depends on !SPARSEMEM
432 default y if !IA64_HP_SIM
433 help
434 Say Y to compile the kernel with support for a virtual mem map.
435 This code also only takes effect if a memory hole of greater than
436 1 Gb is found during boot. You must turn this option on if you
437 require the DISCONTIGMEM option for your machine. If you are
438 unsure, say Y.
439
440config HOLES_IN_ZONE
441 bool
442 default y if VIRTUAL_MEM_MAP
443
444config HAVE_ARCH_EARLY_PFN_TO_NID
Tony Luck334f85b62009-02-19 11:22:36 -0800445 def_bool NUMA && SPARSEMEM
Bob Piccoda9577c2005-10-04 15:13:37 -0400446
Yasunori Goto10ad4002006-06-27 02:53:33 -0700447config HAVE_ARCH_NODEDATA_EXTENSION
448 def_bool y
449 depends on NUMA
450
Lee Schermerhorn3bccd992010-05-26 14:44:59 -0700451config USE_PERCPU_NUMA_NODE_ID
452 def_bool y
453 depends on NUMA
454
Lee Schermerhornfd1197f2010-05-26 14:45:01 -0700455config HAVE_MEMORYLESS_NODES
Lee Schermerhorn25106002010-08-09 17:19:00 -0700456 def_bool NUMA
Lee Schermerhornfd1197f2010-05-26 14:45:01 -0700457
KAMEZAWA Hiroyuki94925872009-09-22 16:45:45 -0700458config ARCH_PROC_KCORE_TEXT
459 def_bool y
460 depends on PROC_KCORE
461
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462config IA64_MCA_RECOVERY
463 tristate "MCA recovery from errors other than TLB."
464
465config PERFMON
466 bool "Performance monitor support"
467 help
468 Selects whether support for the IA-64 performance monitor hardware
469 is included in the kernel. This makes some kernel data-structures a
470 little bigger and slows down execution a bit, but it is generally
471 a good idea to turn this on. If you're unsure, say Y.
472
473config IA64_PALINFO
474 tristate "/proc/pal support"
475 help
476 If you say Y here, you are able to get PAL (Processor Abstraction
477 Layer) information in /proc/pal. This contains useful information
478 about the processors in your systems, such as cache and TLB sizes
479 and the PAL firmware version in use.
480
481 To use this option, you have to ensure that the "/proc file system
482 support" (CONFIG_PROC_FS) is enabled, too.
483
Fenghua Yue9ef08b2006-12-08 16:06:01 -0800484config IA64_MC_ERR_INJECT
485 tristate "MC error injection support"
486 help
Matt LaPlante01dd2fb2007-10-20 01:34:40 +0200487 Adds support for MC error injection. If enabled, the kernel
488 will provide a sysfs interface for user applications to
489 call MC error injection PAL procedures to inject various errors.
Fenghua Yue9ef08b2006-12-08 16:06:01 -0800490 This is a useful tool for MCA testing.
491
492 If you're unsure, do not select this option.
493
Jes Sorensen466575f2006-01-19 04:54:00 -0500494config SGI_SN
495 def_bool y if (IA64_SGI_SN2 || IA64_GENERIC)
496
David Mosberger-Tang2ab561a2006-06-21 11:19:22 -0700497config IA64_ESI
498 bool "ESI (Extensible SAL Interface) support"
499 help
500 If you say Y here, support is built into the kernel to
501 make ESI calls. ESI calls are used to support vendor-specific
502 firmware extensions, such as the ability to inject memory-errors
503 for test-purposes. If you're unsure, say N.
504
Bjorn Helgaas28eda5b2007-09-20 14:22:03 -0600505config IA64_HP_AML_NFW
506 bool "Support ACPI AML calls to native firmware"
507 help
508 This driver installs a global ACPI Operation Region handler for
509 region 0xA1. AML methods can use this OpRegion to call arbitrary
510 native firmware functions. The driver installs the OpRegion
511 handler if there is an HPQ5001 device or if the user supplies
512 the "force" module parameter, e.g., with the "aml_nfw.force"
513 kernel command line option.
514
Brent Casavantc1311af2006-04-20 15:38:16 -0500515source "drivers/sn/Kconfig"
516
Zou Nan haia79561132006-12-07 09:51:35 -0800517config KEXEC
Kees Cook48a92402012-10-02 11:16:29 -0700518 bool "kexec system call"
519 depends on !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
Dave Young2965faa2015-09-09 15:38:55 -0700520 select KEXEC_CORE
Zou Nan haia79561132006-12-07 09:51:35 -0800521 help
522 kexec is a system call that implements the ability to shutdown your
523 current kernel, and to start another kernel. It is like a reboot
David Sterba3dde6ad2007-05-09 07:12:20 +0200524 but it is independent of the system firmware. And like a reboot
Zou Nan haia79561132006-12-07 09:51:35 -0800525 you can start any kernel with it, not just Linux.
526
Matt LaPlante01dd2fb2007-10-20 01:34:40 +0200527 The name comes from the similarity to the exec system call.
Zou Nan haia79561132006-12-07 09:51:35 -0800528
529 It is an ongoing process to be certain the hardware in a machine
530 is properly shutdown, so do not be surprised if this code does not
Geert Uytterhoevenbf220692013-08-20 21:38:03 +0200531 initially work for you. As of this writing the exact hardware
532 interface is strongly in flux, so no good recommendation can be
533 made.
Zou Nan haia79561132006-12-07 09:51:35 -0800534
535config CRASH_DUMP
Bernhard Wallefb866112008-06-26 14:53:11 +0200536 bool "kernel crash dumps"
537 depends on IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
Zou Nan haia79561132006-12-07 09:51:35 -0800538 help
539 Generate crash dump after being started by kexec.
540
Linus Torvalds1da177e2005-04-16 15:20:36 -0700541source "drivers/firmware/Kconfig"
542
543source "fs/Kconfig.binfmt"
544
545endmenu
546
Bjorn Helgaas1547a012008-11-06 10:53:54 -0600547menu "Power management and ACPI options"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700548
Len Browneb7b6b32005-08-25 12:08:25 -0400549source "kernel/power/Kconfig"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700550
551source "drivers/acpi/Kconfig"
552
Venkatesh Pallipadi4db86992005-07-29 16:15:00 -0700553if PM
Viresh Kumarab423e42013-04-04 12:54:20 +0000554menu "CPU Frequency scaling"
555source "drivers/cpufreq/Kconfig"
556endmenu
Venkatesh Pallipadi4db86992005-07-29 16:15:00 -0700557endif
558
Linus Torvalds1da177e2005-04-16 15:20:36 -0700559endmenu
560
561if !IA64_HP_SIM
562
563menu "Bus options (PCI, PCMCIA)"
564
565config PCI
566 bool "PCI support"
567 help
Christoph Hellwig85f265d2005-08-09 13:38:00 -0700568 Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y
569 here unless you are using a simulator without PCI support.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700570
571config PCI_DOMAINS
Matthew Wilcox36e23592007-07-10 10:54:40 -0600572 def_bool PCI
573
574config PCI_SYSCALL
575 def_bool PCI
Linus Torvalds1da177e2005-04-16 15:20:36 -0700576
577source "drivers/pci/Kconfig"
578
Linus Torvalds1da177e2005-04-16 15:20:36 -0700579source "drivers/pcmcia/Kconfig"
580
581endmenu
582
583endif
584
Sam Ravnborgd5950b42005-07-11 21:03:49 -0700585source "net/Kconfig"
586
Linus Torvalds1da177e2005-04-16 15:20:36 -0700587source "drivers/Kconfig"
588
Bjorn Helgaas1547a012008-11-06 10:53:54 -0600589source "arch/ia64/hp/sim/Kconfig"
590
Jes Sorensen1a4b0fc2006-11-10 12:27:49 -0800591config MSPEC
592 tristate "Memory special operations driver"
593 depends on IA64
594 select IA64_UNCACHED_ALLOCATOR
595 help
596 If you have an ia64 and you want to enable memory special
597 operations support (formerly known as fetchop), say Y here,
598 otherwise say N.
599
Linus Torvalds1da177e2005-04-16 15:20:36 -0700600source "fs/Kconfig"
601
Bjorn Helgaas1547a012008-11-06 10:53:54 -0600602source "arch/ia64/Kconfig.debug"
603
604source "security/Kconfig"
605
606source "crypto/Kconfig"
607
Linus Torvalds1da177e2005-04-16 15:20:36 -0700608source "lib/Kconfig"
609
FUJITA Tomonorib34eb532008-03-28 14:27:03 -0700610config IOMMU_HELPER
FUJITA Tomonoria8522502008-04-29 00:59:36 -0700611 def_bool (IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB || IA64_GENERIC || SWIOTLB)