blob: dc117385ce2e17480f15771fdb96969f7e1971bf [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 Deller366dd4e2016-04-13 22:27:22 +02007 select HAVE_FUNCTION_TRACER
8 select HAVE_FUNCTION_GRAPH_TRACER
Helge Dellerfc791682016-04-13 22:44:54 +02009 select HAVE_SYSCALL_TRACEPOINTS
Helge Deller4530c492013-02-27 00:37:12 +010010 select ARCH_WANT_FRAME_POINTERS
Kyle McMartin9eb16862008-09-10 14:24:07 +000011 select RTC_CLASS
Geert Uytterhoeven3afe6d02009-02-19 16:46:49 +010012 select RTC_DRV_GENERIC
Rusty Russell98a79d62008-12-13 21:19:41 +103013 select INIT_ALL_POSSIBLE
Kyle McMartinf67d3c82009-03-25 14:09:10 +000014 select BUG
Helge Deller0de79852016-03-23 16:00:46 +010015 select BUILDTIME_EXTABLE_SORT
Ingo Molnarcdd6c482009-09-21 12:02:48 +020016 select HAVE_PERF_EVENTS
Kyle McMartin64daa442009-07-02 13:10:29 -040017 select GENERIC_ATOMIC64 if !64BIT
Helge Dellerf21dda02013-05-06 19:13:33 +000018 select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
Andi Kleen754b7b62012-10-04 17:11:27 -070019 select BROKEN_RODATA
Thomas Gleixner72e73af2011-01-19 20:38:30 +010020 select GENERIC_IRQ_PROBE
Michael S. Tsirkin629a8582011-11-24 21:11:16 +020021 select GENERIC_PCI_IOMAP
Huang Yingdf013ff2011-07-13 13:14:22 +080022 select ARCH_HAVE_NMI_SAFE_CMPXCHG
Thomas Gleixner9a134722012-04-20 13:05:56 +000023 select GENERIC_SMP_IDLE_THREAD
James Bottomleyb1195c02012-05-26 09:48:19 +010024 select GENERIC_STRNCPY_FROM_USER
Vineet Guptabf14e3b2013-01-18 15:12:24 +053025 select SYSCTL_ARCH_UNALIGN_ALLOW
Helge Dellerfef47e22014-05-05 18:07:12 +020026 select SYSCTL_EXCEPTION_TRACE
David Howells786d35d2012-09-28 14:31:03 +093027 select HAVE_MOD_ARCH_SPECIFIC
Stephen Rothwell4febd952013-03-07 15:48:16 +110028 select VIRT_TO_BUS
David Howells786d35d2012-09-28 14:31:03 +093029 select MODULES_USE_ELF_RELA
Al Viro415bfae2012-10-26 19:59:16 -040030 select CLONE_BACKWARDS
Joe Millenbach4f73bc42013-01-17 22:44:22 -080031 select TTY # Needed for pdc_cons.c
Dave Hansend1a1dc02013-07-01 13:04:42 -070032 select HAVE_DEBUG_STACKOVERFLOW
AKASHI Takahiro7a017722014-02-25 18:16:24 +090033 select HAVE_ARCH_AUDITSYSCALL
Helge Deller910cd322016-03-30 14:14:31 +020034 select HAVE_ARCH_SECCOMP_FILTER
Helge Deller64e2a422016-04-01 22:40:53 +020035 select HAVE_ARCH_TRACEHOOK
Helge Deller54b668002016-04-20 21:34:15 +020036 select HAVE_UNSTABLE_SCHED_CLOCK if (SMP || !64BIT)
Christoph Hellwig79387172016-01-20 15:01:47 -080037 select ARCH_NO_COHERENT_DMA_MMAP
Zhaoxiu Zengfff7fb02016-05-20 17:03:57 -070038 select CPU_NO_EFFICIENT_FFS
Thomas Gleixner72e73af2011-01-19 20:38:30 +010039
Linus Torvalds1da177e2005-04-16 15:20:36 -070040 help
41 The PA-RISC microprocessor is designed by Hewlett-Packard and used
42 in many of their workstations & servers (HP9000 700 and 800 series,
43 and later HP3000 series). The PA-RISC Linux project home page is
44 at <http://www.parisc-linux.org/>.
45
46config MMU
47 def_bool y
48
49config STACK_GROWSUP
50 def_bool y
51
Nick Piggin95c354f2008-01-30 13:31:20 +010052config GENERIC_LOCKBREAK
53 bool
54 default y
55 depends on SMP && PREEMPT
56
Linus Torvalds1da177e2005-04-16 15:20:36 -070057config RWSEM_GENERIC_SPINLOCK
58 def_bool y
59
60config RWSEM_XCHGADD_ALGORITHM
61 bool
62
David Howellsf0d1b0b2006-12-08 02:37:49 -080063config ARCH_HAS_ILOG2_U32
64 bool
65 default n
66
67config ARCH_HAS_ILOG2_U64
68 bool
69 default n
70
Helge Deller6891f8a2006-12-16 16:16:50 +010071config GENERIC_BUG
72 bool
73 default y
74 depends on BUG
75
Akinobu Mita59e18a22006-03-26 01:39:31 -080076config GENERIC_HWEIGHT
77 bool
78 default y
79
Linus Torvalds1da177e2005-04-16 15:20:36 -070080config GENERIC_CALIBRATE_DELAY
81 bool
82 default y
83
Ingo Molnar06027bd2006-02-14 13:53:15 -080084config TIME_LOW_RES
85 bool
86 depends on SMP
87 default y
88
Linus Torvalds1da177e2005-04-16 15:20:36 -070089# unless you want to implement ACPI on PA-RISC ... ;-)
90config PM
91 bool
92
Helge Deller548f1172009-02-06 21:50:39 +010093config STACKTRACE_SUPPORT
94 def_bool y
95
FUJITA Tomonori74a0bd62010-03-10 15:23:26 -080096config NEED_DMA_MAP_STATE
97 def_bool y
98
FUJITA Tomonorif6ae31c2010-05-26 14:44:43 -070099config NEED_SG_DMA_LENGTH
100 def_bool y
101
Al Viro5cae8412005-05-04 05:39:22 +0100102config ISA_DMA_API
103 bool
Al Viro5cae8412005-05-04 05:39:22 +0100104
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +0100105config ARCH_MAY_HAVE_PC_FDC
106 bool
Grant Grundler8b631342005-10-21 22:52:46 -0400107 depends on BROKEN
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +0100108 default y
109
Kirill A. Shutemovf24ffde2015-04-14 15:45:54 -0700110config PGTABLE_LEVELS
111 int
112 default 3 if 64BIT && PARISC_PAGE_SIZE_4KB
113 default 2
114
Helge Deller736d2162015-11-22 00:07:06 +0100115config SYS_SUPPORTS_HUGETLBFS
116 def_bool y if PA20
117
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118source "init/Kconfig"
119
Matt Helsleydc52ddc2008-10-18 20:27:21 -0700120source "kernel/Kconfig.freezer"
121
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
123menu "Processor type and features"
124
125choice
126 prompt "Processor type"
127 default PA7000
128
129config PA7000
130 bool "PA7000/PA7100"
131 ---help---
132 This is the processor type of your CPU. This information is
133 used for optimizing purposes. In order to compile a kernel
134 that can run on all 32-bit PA CPUs (albeit not optimally fast),
135 you can specify "PA7000" here.
136
137 Specifying "PA8000" here will allow you to select a 64-bit kernel
138 which is required on some machines.
139
140config PA7100LC
141 bool "PA7100LC"
142 help
143 Select this option for the PCX-L processor, as used in the
144 712, 715/64, 715/80, 715/100, 715/100XC, 725/100, 743, 748,
145 D200, D210, D300, D310 and E-class
146
147config PA7200
148 bool "PA7200"
149 help
150 Select this option for the PCX-T' processor, as used in the
151 C100, C110, J100, J110, J210XC, D250, D260, D350, D360,
152 K100, K200, K210, K220, K400, K410 and K420
153
154config PA7300LC
155 bool "PA7300LC"
156 help
157 Select this option for the PCX-L2 processor, as used in the
158 744, A180, B132L, B160L, B180L, C132L, C160L, C180L,
159 D220, D230, D320 and D330.
160
161config PA8X00
162 bool "PA8000 and up"
163 help
164 Select this option for PCX-U to PCX-W2 processors.
165
166endchoice
167
168# Define implied options from the CPU selection here
169
170config PA20
171 def_bool y
172 depends on PA8X00
173
174config PA11
175 def_bool y
176 depends on PA7000 || PA7100LC || PA7200 || PA7300LC
177
178config PREFETCH
179 def_bool y
Kyle McMartin32104b22006-08-13 20:37:26 -0400180 depends on PA8X00 || PA7200
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
Helge Dellerec758f92013-01-31 21:44:28 +0000182config MLONGCALLS
183 bool "Enable the -mlong-calls compiler option for big kernels"
184 def_bool y if (!MODULES)
185 depends on PA8X00
186 help
187 If you configure the kernel to include many drivers built-in instead
188 as modules, the kernel executable may become too big, so that the
189 linker will not be able to resolve some long branches and fails to link
190 your vmlinux kernel. In that case enabling this option will help you
191 to overcome this limit by using the -mlong-calls compiler option.
192
193 Usually you want to say N here, unless you e.g. want to build
194 a kernel which includes all necessary drivers built-in and which can
195 be used for TFTP booting without the need to have an initrd ramdisk.
196
197 Enabling this option will probably slow down your kernel.
198
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199config 64BIT
200 bool "64-bit kernel"
201 depends on PA8X00
202 help
203 Enable this if you want to support 64bit kernel on PA-RISC platform.
204
205 At the moment, only people willing to use more than 2GB of RAM,
206 or having a 64bit-only capable PA-RISC machine should say Y here.
207
208 Since there is no 64bit userland on PA-RISC, there is no point to
209 enable this option otherwise. The 64bit kernel is significantly bigger
210 and slower than the 32bit one.
211
Helge Deller2fd83032006-04-20 20:40:23 +0000212choice
213 prompt "Kernel page size"
Paul Bolle1c5f8732011-10-12 14:51:12 +0200214 default PARISC_PAGE_SIZE_4KB
Helge Deller2fd83032006-04-20 20:40:23 +0000215
216config PARISC_PAGE_SIZE_4KB
217 bool "4KB"
218 help
219 This lets you select the page size of the kernel. For best
220 performance, a page size of 16KB is recommended. For best
221 compatibility with 32bit applications, a page size of 4KB should be
222 selected (the vast majority of 32bit binaries work perfectly fine
223 with a larger page size).
224
225 4KB For best 32bit compatibility
226 16KB For best performance
227 64KB For best performance, might give more overhead.
228
229 If you don't know what to do, choose 4KB.
230
231config PARISC_PAGE_SIZE_16KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800232 bool "16KB"
233 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000234
235config PARISC_PAGE_SIZE_64KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800236 bool "64KB"
237 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000238
239endchoice
240
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241config SMP
242 bool "Symmetric multi-processing support"
243 ---help---
244 This enables support for systems with more than one CPU. If you have
Robert Graffham4a474152014-01-23 15:55:29 -0800245 a system with only one CPU, say N. If you have a system with more
246 than one CPU, say Y.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247
Robert Graffham4a474152014-01-23 15:55:29 -0800248 If you say N here, the kernel will run on uni- and multiprocessor
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249 machines, but will use only one CPU of a multiprocessor machine. If
250 you say Y here, the kernel will run on many, but not all,
Robert Graffham4a474152014-01-23 15:55:29 -0800251 uniprocessor machines. On a uniprocessor machine, the kernel
Linus Torvalds1da177e2005-04-16 15:20:36 -0700252 will run faster if you say N here.
253
Adrian Bunk03502fa2008-02-03 15:50:21 +0200254 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
255 available at <http://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256
257 If you don't know what to do here, say N.
258
Helge Deller200c8802013-05-07 20:25:42 +0000259config IRQSTACKS
260 bool "Use separate kernel stacks when processing interrupts"
Helge Deller416821d2013-05-10 21:24:01 +0000261 default y
Helge Deller200c8802013-05-07 20:25:42 +0000262 help
263 If you say Y here the kernel will use separate kernel stacks
264 for handling hard and soft interrupts. This can help avoid
265 overflowing the process kernel stacks.
266
Linus Torvalds1da177e2005-04-16 15:20:36 -0700267config HOTPLUG_CPU
268 bool
269 default y if SMP
Linus Torvalds1da177e2005-04-16 15:20:36 -0700270
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700271config ARCH_SELECT_MEMORY_MODEL
272 def_bool y
273 depends on 64BIT
274
Dave Hansen3f22ab22005-06-23 00:07:43 -0700275config ARCH_DISCONTIGMEM_ENABLE
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700276 def_bool y
277 depends on 64BIT
278
279config ARCH_FLATMEM_ENABLE
280 def_bool y
281
282config ARCH_DISCONTIGMEM_DEFAULT
283 def_bool y
284 depends on ARCH_DISCONTIGMEM_ENABLE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700285
Yasunori Gotoc80d79d2006-04-10 22:53:53 -0700286config NODES_SHIFT
287 int
288 default "3"
289 depends on NEED_MULTIPLE_NODES
290
Kyle McMartin50a34db2006-03-24 21:24:21 -0700291source "kernel/Kconfig.preempt"
Grant Grundler8b631342005-10-21 22:52:46 -0400292source "kernel/Kconfig.hz"
Dave Hansen3f22ab22005-06-23 00:07:43 -0700293source "mm/Kconfig"
294
Linus Torvalds1da177e2005-04-16 15:20:36 -0700295config COMPAT
296 def_bool y
297 depends on 64BIT
298
Helge Dellerbf581e12013-02-19 20:47:37 +0100299config SYSVIPC_COMPAT
300 def_bool y
301 depends on COMPAT && SYSVIPC
302
Helge Deller527973c2013-10-15 19:25:46 +0200303config AUDIT_ARCH
304 def_bool y
305
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306config NR_CPUS
307 int "Maximum number of CPUs (2-32)"
308 range 2 32
309 depends on SMP
310 default "32"
311
312endmenu
313
314
315source "drivers/parisc/Kconfig"
316
317
318menu "Executable file formats"
319
320source "fs/Kconfig.binfmt"
321
322endmenu
323
Sam Ravnborgd5950b42005-07-11 21:03:49 -0700324source "net/Kconfig"
325
Linus Torvalds1da177e2005-04-16 15:20:36 -0700326source "drivers/Kconfig"
327
328source "fs/Kconfig"
329
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330source "arch/parisc/Kconfig.debug"
331
Helge Dellerc90f0692014-08-27 14:39:56 +0200332config SECCOMP
333 def_bool y
334 prompt "Enable seccomp to safely compute untrusted bytecode"
335 ---help---
336 This kernel feature is useful for number crunching applications
337 that may need to compute untrusted bytecode during their
338 execution. By using pipes or other transports made available to
339 the process as file descriptors supporting the read/write
340 syscalls, it's possible to isolate those applications in
341 their own address space using seccomp. Once seccomp is
342 enabled via prctl(PR_SET_SECCOMP), it cannot be disabled
343 and the task is only allowed to execute a few safe syscalls
344 defined by each seccomp mode.
345
346 If unsure, say Y. Only embedded should say N here.
347
Linus Torvalds1da177e2005-04-16 15:20:36 -0700348source "security/Kconfig"
349
350source "crypto/Kconfig"
351
352source "lib/Kconfig"