blob: 14f655cf542e1eff76c5584b0a603d40a330e333 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001config PARISC
2 def_bool y
Stephen Boyd446f24d2013-04-30 15:28:42 -07003 select ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS
Mark Salter4a24fb22013-10-07 22:14:01 -04004 select ARCH_MIGHT_HAVE_PC_PARPORT
Sam Ravnborgec7748b2008-02-09 10:46:40 +01005 select HAVE_IDE
Mathieu Desnoyers42d4b832008-02-02 15:10:34 -05006 select HAVE_OPROFILE
Helge Dellerd75f0542009-02-09 00:43:36 +01007 select HAVE_FUNCTION_TRACER if 64BIT
8 select HAVE_FUNCTION_GRAPH_TRACER if 64BIT
Helge Deller4530c492013-02-27 00:37:12 +01009 select ARCH_WANT_FRAME_POINTERS
Kyle McMartin9eb16862008-09-10 14:24:07 +000010 select RTC_CLASS
Geert Uytterhoeven3afe6d02009-02-19 16:46:49 +010011 select RTC_DRV_GENERIC
Rusty Russell98a79d62008-12-13 21:19:41 +103012 select INIT_ALL_POSSIBLE
Kyle McMartinf67d3c82009-03-25 14:09:10 +000013 select BUG
Ingo Molnarcdd6c482009-09-21 12:02:48 +020014 select HAVE_PERF_EVENTS
Kyle McMartin64daa442009-07-02 13:10:29 -040015 select GENERIC_ATOMIC64 if !64BIT
Helge Dellerf21dda02013-05-06 19:13:33 +000016 select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
Andi Kleen754b7b62012-10-04 17:11:27 -070017 select BROKEN_RODATA
Thomas Gleixner72e73af2011-01-19 20:38:30 +010018 select GENERIC_IRQ_PROBE
Michael S. Tsirkin629a8582011-11-24 21:11:16 +020019 select GENERIC_PCI_IOMAP
Huang Yingdf013ff2011-07-13 13:14:22 +080020 select ARCH_HAVE_NMI_SAFE_CMPXCHG
Thomas Gleixner9a134722012-04-20 13:05:56 +000021 select GENERIC_SMP_IDLE_THREAD
James Bottomleyb1195c02012-05-26 09:48:19 +010022 select GENERIC_STRNCPY_FROM_USER
Vineet Guptabf14e3b2013-01-18 15:12:24 +053023 select SYSCTL_ARCH_UNALIGN_ALLOW
Helge Dellerfef47e22014-05-05 18:07:12 +020024 select SYSCTL_EXCEPTION_TRACE
David Howells786d35d2012-09-28 14:31:03 +093025 select HAVE_MOD_ARCH_SPECIFIC
Stephen Rothwell4febd952013-03-07 15:48:16 +110026 select VIRT_TO_BUS
David Howells786d35d2012-09-28 14:31:03 +093027 select MODULES_USE_ELF_RELA
Al Viro415bfae2012-10-26 19:59:16 -040028 select CLONE_BACKWARDS
Joe Millenbach4f73bc42013-01-17 22:44:22 -080029 select TTY # Needed for pdc_cons.c
Dave Hansend1a1dc02013-07-01 13:04:42 -070030 select HAVE_DEBUG_STACKOVERFLOW
AKASHI Takahiro7a017722014-02-25 18:16:24 +090031 select HAVE_ARCH_AUDITSYSCALL
Christoph Hellwig79387172016-01-20 15:01:47 -080032 select ARCH_NO_COHERENT_DMA_MMAP
Thomas Gleixner72e73af2011-01-19 20:38:30 +010033
Linus Torvalds1da177e2005-04-16 15:20:36 -070034 help
35 The PA-RISC microprocessor is designed by Hewlett-Packard and used
36 in many of their workstations & servers (HP9000 700 and 800 series,
37 and later HP3000 series). The PA-RISC Linux project home page is
38 at <http://www.parisc-linux.org/>.
39
40config MMU
41 def_bool y
42
43config STACK_GROWSUP
44 def_bool y
45
Nick Piggin95c354f2008-01-30 13:31:20 +010046config GENERIC_LOCKBREAK
47 bool
48 default y
49 depends on SMP && PREEMPT
50
Linus Torvalds1da177e2005-04-16 15:20:36 -070051config RWSEM_GENERIC_SPINLOCK
52 def_bool y
53
54config RWSEM_XCHGADD_ALGORITHM
55 bool
56
David Howellsf0d1b0b2006-12-08 02:37:49 -080057config ARCH_HAS_ILOG2_U32
58 bool
59 default n
60
61config ARCH_HAS_ILOG2_U64
62 bool
63 default n
64
Helge Deller6891f8a2006-12-16 16:16:50 +010065config GENERIC_BUG
66 bool
67 default y
68 depends on BUG
69
Akinobu Mita59e18a22006-03-26 01:39:31 -080070config GENERIC_HWEIGHT
71 bool
72 default y
73
Linus Torvalds1da177e2005-04-16 15:20:36 -070074config GENERIC_CALIBRATE_DELAY
75 bool
76 default y
77
Ingo Molnar06027bd2006-02-14 13:53:15 -080078config TIME_LOW_RES
79 bool
80 depends on SMP
81 default y
82
Linus Torvalds1da177e2005-04-16 15:20:36 -070083# unless you want to implement ACPI on PA-RISC ... ;-)
84config PM
85 bool
86
Helge Deller548f1172009-02-06 21:50:39 +010087config STACKTRACE_SUPPORT
88 def_bool y
89
FUJITA Tomonori74a0bd62010-03-10 15:23:26 -080090config NEED_DMA_MAP_STATE
91 def_bool y
92
FUJITA Tomonorif6ae31c2010-05-26 14:44:43 -070093config NEED_SG_DMA_LENGTH
94 def_bool y
95
Al Viro5cae8412005-05-04 05:39:22 +010096config ISA_DMA_API
97 bool
Al Viro5cae8412005-05-04 05:39:22 +010098
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +010099config ARCH_MAY_HAVE_PC_FDC
100 bool
Grant Grundler8b631342005-10-21 22:52:46 -0400101 depends on BROKEN
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +0100102 default y
103
Kirill A. Shutemovf24ffde2015-04-14 15:45:54 -0700104config PGTABLE_LEVELS
105 int
106 default 3 if 64BIT && PARISC_PAGE_SIZE_4KB
107 default 2
108
Helge Deller736d2162015-11-22 00:07:06 +0100109config SYS_SUPPORTS_HUGETLBFS
110 def_bool y if PA20
111
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112source "init/Kconfig"
113
Matt Helsleydc52ddc2008-10-18 20:27:21 -0700114source "kernel/Kconfig.freezer"
115
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116
117menu "Processor type and features"
118
119choice
120 prompt "Processor type"
121 default PA7000
122
123config PA7000
124 bool "PA7000/PA7100"
125 ---help---
126 This is the processor type of your CPU. This information is
127 used for optimizing purposes. In order to compile a kernel
128 that can run on all 32-bit PA CPUs (albeit not optimally fast),
129 you can specify "PA7000" here.
130
131 Specifying "PA8000" here will allow you to select a 64-bit kernel
132 which is required on some machines.
133
134config PA7100LC
135 bool "PA7100LC"
136 help
137 Select this option for the PCX-L processor, as used in the
138 712, 715/64, 715/80, 715/100, 715/100XC, 725/100, 743, 748,
139 D200, D210, D300, D310 and E-class
140
141config PA7200
142 bool "PA7200"
143 help
144 Select this option for the PCX-T' processor, as used in the
145 C100, C110, J100, J110, J210XC, D250, D260, D350, D360,
146 K100, K200, K210, K220, K400, K410 and K420
147
148config PA7300LC
149 bool "PA7300LC"
150 help
151 Select this option for the PCX-L2 processor, as used in the
152 744, A180, B132L, B160L, B180L, C132L, C160L, C180L,
153 D220, D230, D320 and D330.
154
155config PA8X00
156 bool "PA8000 and up"
157 help
158 Select this option for PCX-U to PCX-W2 processors.
159
160endchoice
161
162# Define implied options from the CPU selection here
163
164config PA20
165 def_bool y
166 depends on PA8X00
167
168config PA11
169 def_bool y
170 depends on PA7000 || PA7100LC || PA7200 || PA7300LC
171
172config PREFETCH
173 def_bool y
Kyle McMartin32104b22006-08-13 20:37:26 -0400174 depends on PA8X00 || PA7200
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175
Helge Dellerec758f92013-01-31 21:44:28 +0000176config MLONGCALLS
177 bool "Enable the -mlong-calls compiler option for big kernels"
178 def_bool y if (!MODULES)
179 depends on PA8X00
180 help
181 If you configure the kernel to include many drivers built-in instead
182 as modules, the kernel executable may become too big, so that the
183 linker will not be able to resolve some long branches and fails to link
184 your vmlinux kernel. In that case enabling this option will help you
185 to overcome this limit by using the -mlong-calls compiler option.
186
187 Usually you want to say N here, unless you e.g. want to build
188 a kernel which includes all necessary drivers built-in and which can
189 be used for TFTP booting without the need to have an initrd ramdisk.
190
191 Enabling this option will probably slow down your kernel.
192
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193config 64BIT
194 bool "64-bit kernel"
195 depends on PA8X00
196 help
197 Enable this if you want to support 64bit kernel on PA-RISC platform.
198
199 At the moment, only people willing to use more than 2GB of RAM,
200 or having a 64bit-only capable PA-RISC machine should say Y here.
201
202 Since there is no 64bit userland on PA-RISC, there is no point to
203 enable this option otherwise. The 64bit kernel is significantly bigger
204 and slower than the 32bit one.
205
Helge Deller2fd83032006-04-20 20:40:23 +0000206choice
207 prompt "Kernel page size"
Paul Bolle1c5f8732011-10-12 14:51:12 +0200208 default PARISC_PAGE_SIZE_4KB
Helge Deller2fd83032006-04-20 20:40:23 +0000209
210config PARISC_PAGE_SIZE_4KB
211 bool "4KB"
212 help
213 This lets you select the page size of the kernel. For best
214 performance, a page size of 16KB is recommended. For best
215 compatibility with 32bit applications, a page size of 4KB should be
216 selected (the vast majority of 32bit binaries work perfectly fine
217 with a larger page size).
218
219 4KB For best 32bit compatibility
220 16KB For best performance
221 64KB For best performance, might give more overhead.
222
223 If you don't know what to do, choose 4KB.
224
225config PARISC_PAGE_SIZE_16KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800226 bool "16KB"
227 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000228
229config PARISC_PAGE_SIZE_64KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800230 bool "64KB"
231 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000232
233endchoice
234
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235config SMP
236 bool "Symmetric multi-processing support"
237 ---help---
238 This enables support for systems with more than one CPU. If you have
Robert Graffham4a474152014-01-23 15:55:29 -0800239 a system with only one CPU, say N. If you have a system with more
240 than one CPU, say Y.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241
Robert Graffham4a474152014-01-23 15:55:29 -0800242 If you say N here, the kernel will run on uni- and multiprocessor
Linus Torvalds1da177e2005-04-16 15:20:36 -0700243 machines, but will use only one CPU of a multiprocessor machine. If
244 you say Y here, the kernel will run on many, but not all,
Robert Graffham4a474152014-01-23 15:55:29 -0800245 uniprocessor machines. On a uniprocessor machine, the kernel
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246 will run faster if you say N here.
247
Adrian Bunk03502fa2008-02-03 15:50:21 +0200248 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
249 available at <http://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700250
251 If you don't know what to do here, say N.
252
Helge Deller200c8802013-05-07 20:25:42 +0000253config IRQSTACKS
254 bool "Use separate kernel stacks when processing interrupts"
Helge Deller416821d2013-05-10 21:24:01 +0000255 default y
Helge Deller200c8802013-05-07 20:25:42 +0000256 help
257 If you say Y here the kernel will use separate kernel stacks
258 for handling hard and soft interrupts. This can help avoid
259 overflowing the process kernel stacks.
260
Linus Torvalds1da177e2005-04-16 15:20:36 -0700261config HOTPLUG_CPU
262 bool
263 default y if SMP
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700265config ARCH_SELECT_MEMORY_MODEL
266 def_bool y
267 depends on 64BIT
268
Dave Hansen3f22ab22005-06-23 00:07:43 -0700269config ARCH_DISCONTIGMEM_ENABLE
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700270 def_bool y
271 depends on 64BIT
272
273config ARCH_FLATMEM_ENABLE
274 def_bool y
275
276config ARCH_DISCONTIGMEM_DEFAULT
277 def_bool y
278 depends on ARCH_DISCONTIGMEM_ENABLE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700279
Yasunori Gotoc80d79d2006-04-10 22:53:53 -0700280config NODES_SHIFT
281 int
282 default "3"
283 depends on NEED_MULTIPLE_NODES
284
Kyle McMartin50a34db2006-03-24 21:24:21 -0700285source "kernel/Kconfig.preempt"
Grant Grundler8b631342005-10-21 22:52:46 -0400286source "kernel/Kconfig.hz"
Dave Hansen3f22ab22005-06-23 00:07:43 -0700287source "mm/Kconfig"
288
Linus Torvalds1da177e2005-04-16 15:20:36 -0700289config COMPAT
290 def_bool y
291 depends on 64BIT
292
Helge Dellerbf581e12013-02-19 20:47:37 +0100293config SYSVIPC_COMPAT
294 def_bool y
295 depends on COMPAT && SYSVIPC
296
Helge Deller527973c2013-10-15 19:25:46 +0200297config AUDIT_ARCH
298 def_bool y
299
Linus Torvalds1da177e2005-04-16 15:20:36 -0700300config NR_CPUS
301 int "Maximum number of CPUs (2-32)"
302 range 2 32
303 depends on SMP
304 default "32"
305
306endmenu
307
308
309source "drivers/parisc/Kconfig"
310
311
312menu "Executable file formats"
313
314source "fs/Kconfig.binfmt"
315
316endmenu
317
Sam Ravnborgd5950b42005-07-11 21:03:49 -0700318source "net/Kconfig"
319
Linus Torvalds1da177e2005-04-16 15:20:36 -0700320source "drivers/Kconfig"
321
322source "fs/Kconfig"
323
Linus Torvalds1da177e2005-04-16 15:20:36 -0700324source "arch/parisc/Kconfig.debug"
325
Helge Dellerc90f0692014-08-27 14:39:56 +0200326config SECCOMP
327 def_bool y
328 prompt "Enable seccomp to safely compute untrusted bytecode"
329 ---help---
330 This kernel feature is useful for number crunching applications
331 that may need to compute untrusted bytecode during their
332 execution. By using pipes or other transports made available to
333 the process as file descriptors supporting the read/write
334 syscalls, it's possible to isolate those applications in
335 their own address space using seccomp. Once seccomp is
336 enabled via prctl(PR_SET_SECCOMP), it cannot be disabled
337 and the task is only allowed to execute a few safe syscalls
338 defined by each seccomp mode.
339
340 If unsure, say Y. Only embedded should say N here.
341
Linus Torvalds1da177e2005-04-16 15:20:36 -0700342source "security/Kconfig"
343
344source "crypto/Kconfig"
345
346source "lib/Kconfig"