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Linus Torvalds1da177e2005-04-16 15:20:36 -07001config PARISC
2 def_bool y
Mark Salter4a24fb22013-10-07 22:14:01 -04003 select ARCH_MIGHT_HAVE_PC_PARPORT
Sam Ravnborgec7748b2008-02-09 10:46:40 +01004 select HAVE_IDE
Mathieu Desnoyers42d4b832008-02-02 15:10:34 -05005 select HAVE_OPROFILE
Helge Deller366dd4e2016-04-13 22:27:22 +02006 select HAVE_FUNCTION_TRACER
7 select HAVE_FUNCTION_GRAPH_TRACER
Helge Dellerfc791682016-04-13 22:44:54 +02008 select HAVE_SYSCALL_TRACEPOINTS
Helge Deller4530c492013-02-27 00:37:12 +01009 select ARCH_WANT_FRAME_POINTERS
Helge Deller18d98a72016-10-16 00:02:27 +020010 select ARCH_HAS_ELF_RANDOMIZE
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
Helge Deller4fe9e1d2016-10-07 16:50:21 +020014 select HAVE_MEMBLOCK
15 select NO_BOOTMEM
Kyle McMartinf67d3c82009-03-25 14:09:10 +000016 select BUG
Helge Deller0de79852016-03-23 16:00:46 +010017 select BUILDTIME_EXTABLE_SORT
Ingo Molnarcdd6c482009-09-21 12:02:48 +020018 select HAVE_PERF_EVENTS
Kyle McMartin64daa442009-07-02 13:10:29 -040019 select GENERIC_ATOMIC64 if !64BIT
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
Helge Deller9e91db62016-10-06 09:07:30 +020028 select HAVE_ARCH_HARDENED_USERCOPY
Stephen Rothwell4febd952013-03-07 15:48:16 +110029 select VIRT_TO_BUS
David Howells786d35d2012-09-28 14:31:03 +093030 select MODULES_USE_ELF_RELA
Al Viro415bfae2012-10-26 19:59:16 -040031 select CLONE_BACKWARDS
Joe Millenbach4f73bc42013-01-17 22:44:22 -080032 select TTY # Needed for pdc_cons.c
Dave Hansend1a1dc02013-07-01 13:04:42 -070033 select HAVE_DEBUG_STACKOVERFLOW
AKASHI Takahiro7a017722014-02-25 18:16:24 +090034 select HAVE_ARCH_AUDITSYSCALL
George Spelvin773e1c52016-06-07 19:45:06 -040035 select HAVE_ARCH_HASH
Helge Deller910cd322016-03-30 14:14:31 +020036 select HAVE_ARCH_SECCOMP_FILTER
Helge Deller64e2a422016-04-01 22:40:53 +020037 select HAVE_ARCH_TRACEHOOK
Helge Deller43b1f6a2016-11-22 18:08:30 +010038 select GENERIC_SCHED_CLOCK
39 select HAVE_UNSTABLE_SCHED_CLOCK if SMP
40 select GENERIC_CLOCKEVENTS
Christoph Hellwig79387172016-01-20 15:01:47 -080041 select ARCH_NO_COHERENT_DMA_MMAP
Zhaoxiu Zengfff7fb02016-05-20 17:03:57 -070042 select CPU_NO_EFFICIENT_FFS
Thomas Gleixner72e73af2011-01-19 20:38:30 +010043
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 help
45 The PA-RISC microprocessor is designed by Hewlett-Packard and used
46 in many of their workstations & servers (HP9000 700 and 800 series,
47 and later HP3000 series). The PA-RISC Linux project home page is
48 at <http://www.parisc-linux.org/>.
49
50config MMU
51 def_bool y
52
53config STACK_GROWSUP
54 def_bool y
55
Nick Piggin95c354f2008-01-30 13:31:20 +010056config GENERIC_LOCKBREAK
57 bool
58 default y
59 depends on SMP && PREEMPT
60
Linus Torvalds1da177e2005-04-16 15:20:36 -070061config RWSEM_GENERIC_SPINLOCK
62 def_bool y
63
64config RWSEM_XCHGADD_ALGORITHM
65 bool
66
David Howellsf0d1b0b2006-12-08 02:37:49 -080067config ARCH_HAS_ILOG2_U32
68 bool
69 default n
70
71config ARCH_HAS_ILOG2_U64
72 bool
73 default n
74
Helge Deller6891f8a2006-12-16 16:16:50 +010075config GENERIC_BUG
76 bool
77 default y
78 depends on BUG
79
Akinobu Mita59e18a22006-03-26 01:39:31 -080080config GENERIC_HWEIGHT
81 bool
82 default y
83
Linus Torvalds1da177e2005-04-16 15:20:36 -070084config GENERIC_CALIBRATE_DELAY
85 bool
86 default y
87
Ingo Molnar06027bd2006-02-14 13:53:15 -080088config TIME_LOW_RES
89 bool
90 depends on SMP
91 default y
92
Linus Torvalds1da177e2005-04-16 15:20:36 -070093# unless you want to implement ACPI on PA-RISC ... ;-)
94config PM
95 bool
96
Helge Deller548f1172009-02-06 21:50:39 +010097config STACKTRACE_SUPPORT
98 def_bool y
99
FUJITA Tomonori74a0bd62010-03-10 15:23:26 -0800100config NEED_DMA_MAP_STATE
101 def_bool y
102
FUJITA Tomonorif6ae31c2010-05-26 14:44:43 -0700103config NEED_SG_DMA_LENGTH
104 def_bool y
105
Al Viro5cae8412005-05-04 05:39:22 +0100106config ISA_DMA_API
107 bool
Al Viro5cae8412005-05-04 05:39:22 +0100108
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +0100109config ARCH_MAY_HAVE_PC_FDC
110 bool
Grant Grundler8b631342005-10-21 22:52:46 -0400111 depends on BROKEN
viro@ZenIV.linux.org.uka08b6b72005-09-06 01:48:42 +0100112 default y
113
Kirill A. Shutemovf24ffde2015-04-14 15:45:54 -0700114config PGTABLE_LEVELS
115 int
116 default 3 if 64BIT && PARISC_PAGE_SIZE_4KB
117 default 2
118
Helge Deller736d2162015-11-22 00:07:06 +0100119config SYS_SUPPORTS_HUGETLBFS
120 def_bool y if PA20
121
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122source "init/Kconfig"
123
Matt Helsleydc52ddc2008-10-18 20:27:21 -0700124source "kernel/Kconfig.freezer"
125
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
127menu "Processor type and features"
128
129choice
130 prompt "Processor type"
131 default PA7000
132
133config PA7000
134 bool "PA7000/PA7100"
135 ---help---
136 This is the processor type of your CPU. This information is
137 used for optimizing purposes. In order to compile a kernel
138 that can run on all 32-bit PA CPUs (albeit not optimally fast),
139 you can specify "PA7000" here.
140
141 Specifying "PA8000" here will allow you to select a 64-bit kernel
142 which is required on some machines.
143
144config PA7100LC
145 bool "PA7100LC"
146 help
147 Select this option for the PCX-L processor, as used in the
148 712, 715/64, 715/80, 715/100, 715/100XC, 725/100, 743, 748,
149 D200, D210, D300, D310 and E-class
150
151config PA7200
152 bool "PA7200"
153 help
154 Select this option for the PCX-T' processor, as used in the
155 C100, C110, J100, J110, J210XC, D250, D260, D350, D360,
156 K100, K200, K210, K220, K400, K410 and K420
157
158config PA7300LC
159 bool "PA7300LC"
160 help
161 Select this option for the PCX-L2 processor, as used in the
162 744, A180, B132L, B160L, B180L, C132L, C160L, C180L,
163 D220, D230, D320 and D330.
164
165config PA8X00
166 bool "PA8000 and up"
167 help
168 Select this option for PCX-U to PCX-W2 processors.
169
170endchoice
171
172# Define implied options from the CPU selection here
173
174config PA20
175 def_bool y
176 depends on PA8X00
177
178config PA11
179 def_bool y
180 depends on PA7000 || PA7100LC || PA7200 || PA7300LC
181
182config PREFETCH
183 def_bool y
Kyle McMartin32104b22006-08-13 20:37:26 -0400184 depends on PA8X00 || PA7200
Linus Torvalds1da177e2005-04-16 15:20:36 -0700185
Helge Dellerec758f92013-01-31 21:44:28 +0000186config MLONGCALLS
187 bool "Enable the -mlong-calls compiler option for big kernels"
188 def_bool y if (!MODULES)
189 depends on PA8X00
190 help
191 If you configure the kernel to include many drivers built-in instead
192 as modules, the kernel executable may become too big, so that the
193 linker will not be able to resolve some long branches and fails to link
194 your vmlinux kernel. In that case enabling this option will help you
195 to overcome this limit by using the -mlong-calls compiler option.
196
197 Usually you want to say N here, unless you e.g. want to build
198 a kernel which includes all necessary drivers built-in and which can
199 be used for TFTP booting without the need to have an initrd ramdisk.
200
201 Enabling this option will probably slow down your kernel.
202
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203config 64BIT
204 bool "64-bit kernel"
205 depends on PA8X00
206 help
207 Enable this if you want to support 64bit kernel on PA-RISC platform.
208
209 At the moment, only people willing to use more than 2GB of RAM,
210 or having a 64bit-only capable PA-RISC machine should say Y here.
211
212 Since there is no 64bit userland on PA-RISC, there is no point to
213 enable this option otherwise. The 64bit kernel is significantly bigger
214 and slower than the 32bit one.
215
Helge Deller2fd83032006-04-20 20:40:23 +0000216choice
217 prompt "Kernel page size"
Paul Bolle1c5f8732011-10-12 14:51:12 +0200218 default PARISC_PAGE_SIZE_4KB
Helge Deller2fd83032006-04-20 20:40:23 +0000219
220config PARISC_PAGE_SIZE_4KB
221 bool "4KB"
222 help
223 This lets you select the page size of the kernel. For best
224 performance, a page size of 16KB is recommended. For best
225 compatibility with 32bit applications, a page size of 4KB should be
226 selected (the vast majority of 32bit binaries work perfectly fine
227 with a larger page size).
228
229 4KB For best 32bit compatibility
230 16KB For best performance
231 64KB For best performance, might give more overhead.
232
233 If you don't know what to do, choose 4KB.
234
235config PARISC_PAGE_SIZE_16KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800236 bool "16KB"
237 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000238
239config PARISC_PAGE_SIZE_64KB
Kees Cookdaef22c2013-01-16 18:53:21 -0800240 bool "64KB"
241 depends on PA8X00
Helge Deller2fd83032006-04-20 20:40:23 +0000242
243endchoice
244
Linus Torvalds1da177e2005-04-16 15:20:36 -0700245config SMP
246 bool "Symmetric multi-processing support"
247 ---help---
248 This enables support for systems with more than one CPU. If you have
Robert Graffham4a474152014-01-23 15:55:29 -0800249 a system with only one CPU, say N. If you have a system with more
250 than one CPU, say Y.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700251
Robert Graffham4a474152014-01-23 15:55:29 -0800252 If you say N here, the kernel will run on uni- and multiprocessor
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253 machines, but will use only one CPU of a multiprocessor machine. If
254 you say Y here, the kernel will run on many, but not all,
Robert Graffham4a474152014-01-23 15:55:29 -0800255 uniprocessor machines. On a uniprocessor machine, the kernel
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256 will run faster if you say N here.
257
Adrian Bunk03502fa2008-02-03 15:50:21 +0200258 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
259 available at <http://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260
261 If you don't know what to do here, say N.
262
Helge Deller200c8802013-05-07 20:25:42 +0000263config IRQSTACKS
264 bool "Use separate kernel stacks when processing interrupts"
Helge Deller416821d2013-05-10 21:24:01 +0000265 default y
Helge Deller200c8802013-05-07 20:25:42 +0000266 help
267 If you say Y here the kernel will use separate kernel stacks
268 for handling hard and soft interrupts. This can help avoid
269 overflowing the process kernel stacks.
270
Linus Torvalds1da177e2005-04-16 15:20:36 -0700271config HOTPLUG_CPU
272 bool
273 default y if SMP
Linus Torvalds1da177e2005-04-16 15:20:36 -0700274
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700275config ARCH_SELECT_MEMORY_MODEL
276 def_bool y
277 depends on 64BIT
278
Dave Hansen3f22ab22005-06-23 00:07:43 -0700279config ARCH_DISCONTIGMEM_ENABLE
Kyle McMartina2ba82c2006-01-27 23:59:36 -0700280 def_bool y
281 depends on 64BIT
282
283config ARCH_FLATMEM_ENABLE
284 def_bool y
285
286config ARCH_DISCONTIGMEM_DEFAULT
287 def_bool y
288 depends on ARCH_DISCONTIGMEM_ENABLE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700289
Yasunori Gotoc80d79d2006-04-10 22:53:53 -0700290config NODES_SHIFT
291 int
292 default "3"
293 depends on NEED_MULTIPLE_NODES
294
Kyle McMartin50a34db2006-03-24 21:24:21 -0700295source "kernel/Kconfig.preempt"
Grant Grundler8b631342005-10-21 22:52:46 -0400296source "kernel/Kconfig.hz"
Dave Hansen3f22ab22005-06-23 00:07:43 -0700297source "mm/Kconfig"
298
Linus Torvalds1da177e2005-04-16 15:20:36 -0700299config COMPAT
300 def_bool y
301 depends on 64BIT
302
Helge Dellerbf581e12013-02-19 20:47:37 +0100303config SYSVIPC_COMPAT
304 def_bool y
305 depends on COMPAT && SYSVIPC
306
Helge Deller527973c2013-10-15 19:25:46 +0200307config AUDIT_ARCH
308 def_bool y
309
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310config NR_CPUS
311 int "Maximum number of CPUs (2-32)"
312 range 2 32
313 depends on SMP
314 default "32"
315
316endmenu
317
318
319source "drivers/parisc/Kconfig"
320
321
322menu "Executable file formats"
323
324source "fs/Kconfig.binfmt"
325
326endmenu
327
Sam Ravnborgd5950b42005-07-11 21:03:49 -0700328source "net/Kconfig"
329
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330source "drivers/Kconfig"
331
332source "fs/Kconfig"
333
Linus Torvalds1da177e2005-04-16 15:20:36 -0700334source "arch/parisc/Kconfig.debug"
335
Helge Dellerc90f0692014-08-27 14:39:56 +0200336config SECCOMP
337 def_bool y
338 prompt "Enable seccomp to safely compute untrusted bytecode"
339 ---help---
340 This kernel feature is useful for number crunching applications
341 that may need to compute untrusted bytecode during their
342 execution. By using pipes or other transports made available to
343 the process as file descriptors supporting the read/write
344 syscalls, it's possible to isolate those applications in
345 their own address space using seccomp. Once seccomp is
346 enabled via prctl(PR_SET_SECCOMP), it cannot be disabled
347 and the task is only allowed to execute a few safe syscalls
348 defined by each seccomp mode.
349
350 If unsure, say Y. Only embedded should say N here.
351
Linus Torvalds1da177e2005-04-16 15:20:36 -0700352source "security/Kconfig"
353
354source "crypto/Kconfig"
355
356source "lib/Kconfig"