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Commit | Line | Data |
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05d515ef DM |
1 | # sparc64 configuration |
2 | mainmenu "Linux Kernel Configuration for 64-bit SPARC" | |
1da177e4 | 3 | |
0b57ee9e AB |
4 | config SPARC |
5 | bool | |
6 | default y | |
42d4b839 | 7 | select HAVE_OPROFILE |
3f550096 | 8 | select HAVE_KPROBES |
9edddaa2 | 9 | select HAVE_KRETPROBES |
0b57ee9e | 10 | |
5843e37e DM |
11 | config SPARC64 |
12 | bool | |
13 | default y | |
677aa9f7 | 14 | select HAVE_DYNAMIC_FTRACE |
606576ce | 15 | select HAVE_FUNCTION_TRACER |
ec7748b5 | 16 | select HAVE_IDE |
d9b2b2a2 | 17 | select HAVE_LMB |
e2fdd7fd | 18 | select HAVE_ARCH_KGDB |
d172ad18 | 19 | select USE_GENERIC_SMP_HELPERS if SMP |
76822586 | 20 | select HAVE_ARCH_TRACEHOOK |
15df0f33 | 21 | select ARCH_WANT_OPTIONAL_GPIOLIB |
90de9dea | 22 | select RTC_CLASS |
1518e7ed | 23 | select RTC_DRV_M48T59 |
da86783d | 24 | select RTC_DRV_CMOS |
29b503f1 | 25 | select RTC_DRV_BQ4802 |
84d6bd5e | 26 | select RTC_DRV_SUN4V |
f2be6de8 | 27 | select RTC_DRV_STARFIRE |
5843e37e | 28 | |
112f4871 DM |
29 | config GENERIC_TIME |
30 | bool | |
31 | default y | |
32 | ||
82644459 TG |
33 | config GENERIC_CMOS_UPDATE |
34 | bool | |
35 | default y | |
36 | ||
112f4871 DM |
37 | config GENERIC_CLOCKEVENTS |
38 | bool | |
39 | default y | |
40 | ||
15df0f33 DM |
41 | config GENERIC_GPIO |
42 | bool | |
43 | help | |
44 | Generic GPIO API support | |
45 | ||
1da177e4 LT |
46 | config 64BIT |
47 | def_bool y | |
48 | ||
49 | config MMU | |
50 | bool | |
51 | default y | |
52 | ||
d284142c DM |
53 | config IOMMU_HELPER |
54 | bool | |
55 | default y | |
56 | ||
3a2cba99 DM |
57 | config QUICKLIST |
58 | bool | |
59 | default y | |
60 | ||
10e26723 DM |
61 | config STACKTRACE_SUPPORT |
62 | bool | |
63 | default y | |
64 | ||
65 | config LOCKDEP_SUPPORT | |
66 | bool | |
67 | default y | |
68 | ||
a08b6b79 AV |
69 | config ARCH_MAY_HAVE_PC_FDC |
70 | bool | |
71 | default y | |
72 | ||
f0d1b0b3 DH |
73 | config ARCH_HAS_ILOG2_U32 |
74 | bool | |
75 | default n | |
76 | ||
77 | config ARCH_HAS_ILOG2_U64 | |
78 | bool | |
79 | default n | |
80 | ||
f6bc0c1c AV |
81 | config AUDIT_ARCH |
82 | bool | |
83 | default y | |
84 | ||
988c388a | 85 | config HAVE_SETUP_PER_CPU_AREA |
b32ef636 | 86 | def_bool y |
87 | ||
0785b9dc SR |
88 | config ARCH_NO_VIRT_TO_BUS |
89 | def_bool y | |
90 | ||
97e873e5 SR |
91 | config OF |
92 | def_bool y | |
93 | ||
8d57d3ad DM |
94 | config GENERIC_HARDIRQS_NO__DO_IRQ |
95 | bool | |
96 | def_bool y | |
97 | ||
932d0613 RD |
98 | source "init/Kconfig" |
99 | ||
100 | menu "Processor type and features" | |
101 | ||
1da177e4 LT |
102 | choice |
103 | prompt "Kernel page size" | |
104 | default SPARC64_PAGE_SIZE_8KB | |
105 | ||
106 | config SPARC64_PAGE_SIZE_8KB | |
107 | bool "8KB" | |
108 | help | |
109 | This lets you select the page size of the kernel. | |
110 | ||
05d515ef | 111 | 8KB and 64KB work quite well, since SPARC ELF sections |
1da177e4 LT |
112 | provide for up to 64KB alignment. |
113 | ||
1da177e4 LT |
114 | If you don't know what to do, choose 8KB. |
115 | ||
116 | config SPARC64_PAGE_SIZE_64KB | |
117 | bool "64KB" | |
118 | ||
1da177e4 LT |
119 | endchoice |
120 | ||
bb49bcda DM |
121 | config SECCOMP |
122 | bool "Enable seccomp to safely compute untrusted bytecode" | |
123 | depends on PROC_FS | |
124 | default y | |
125 | help | |
126 | This kernel feature is useful for number crunching applications | |
127 | that may need to compute untrusted bytecode during their | |
128 | execution. By using pipes or other transports made available to | |
129 | the process as file descriptors supporting the read/write | |
130 | syscalls, it's possible to isolate those applications in | |
131 | their own address space using seccomp. Once seccomp is | |
132 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
133 | and the task is only allowed to execute a few safe syscalls | |
134 | defined by each seccomp mode. | |
135 | ||
136 | If unsure, say Y. Only embedded should say N here. | |
137 | ||
a6524813 DM |
138 | source kernel/Kconfig.hz |
139 | ||
4f0234f4 DM |
140 | config HOTPLUG_CPU |
141 | bool "Support for hot-pluggable CPUs" | |
142 | depends on SMP | |
143 | select HOTPLUG | |
05d515ef | 144 | help |
4f0234f4 DM |
145 | Say Y here to experiment with turning CPUs off and on. CPUs |
146 | can be controlled through /sys/devices/system/cpu/cpu#. | |
147 | Say N if you want to disable CPU hotplug. | |
148 | ||
e18e2a00 DM |
149 | config GENERIC_HARDIRQS |
150 | bool | |
151 | default y | |
152 | ||
112f4871 DM |
153 | source "kernel/time/Kconfig" |
154 | ||
1da177e4 LT |
155 | config SMP |
156 | bool "Symmetric multi-processing support" | |
05d515ef | 157 | help |
1da177e4 LT |
158 | This enables support for systems with more than one CPU. If you have |
159 | a system with only one CPU, say N. If you have a system with more than | |
160 | one CPU, say Y. | |
161 | ||
162 | If you say N here, the kernel will run on single and multiprocessor | |
163 | machines, but will use only one CPU of a multiprocessor machine. If | |
05d515ef DM |
164 | you say Y here, the kernel will run on single-processor machines. |
165 | On a single-processor machine, the kernel will run faster if you say | |
166 | N here. | |
1da177e4 LT |
167 | |
168 | If you don't know what to do here, say N. | |
169 | ||
1da177e4 | 170 | config NR_CPUS |
22adb358 DM |
171 | int "Maximum number of CPUs (2-1024)" |
172 | range 2 1024 | |
1da177e4 | 173 | depends on SMP |
22adb358 | 174 | default "64" |
1da177e4 LT |
175 | |
176 | source "drivers/cpufreq/Kconfig" | |
177 | ||
178 | config US3_FREQ | |
179 | tristate "UltraSPARC-III CPU Frequency driver" | |
180 | depends on CPU_FREQ | |
181 | select CPU_FREQ_TABLE | |
182 | help | |
183 | This adds the CPUFreq driver for UltraSPARC-III processors. | |
184 | ||
185 | For details, take a look at <file:Documentation/cpu-freq>. | |
186 | ||
187 | If in doubt, say N. | |
188 | ||
189 | config US2E_FREQ | |
190 | tristate "UltraSPARC-IIe CPU Frequency driver" | |
191 | depends on CPU_FREQ | |
192 | select CPU_FREQ_TABLE | |
193 | help | |
194 | This adds the CPUFreq driver for UltraSPARC-IIe processors. | |
195 | ||
196 | For details, take a look at <file:Documentation/cpu-freq>. | |
197 | ||
198 | If in doubt, say N. | |
199 | ||
41660e9a DM |
200 | config US3_MC |
201 | tristate "UltraSPARC-III Memory Controller driver" | |
202 | default y | |
203 | help | |
204 | This adds a driver for the UltraSPARC-III memory controller. | |
205 | Loading this driver allows exact mnemonic strings to be | |
206 | printed in the event of a memory error, so that the faulty DIMM | |
207 | on the motherboard can be matched to the error. | |
208 | ||
209 | If in doubt, say Y, as this information can be very useful. | |
210 | ||
1da177e4 | 211 | # Global things across all Sun machines. |
95c354fe NP |
212 | config GENERIC_LOCKBREAK |
213 | bool | |
214 | default y | |
215 | depends on SMP && PREEMPT | |
216 | ||
1da177e4 LT |
217 | config RWSEM_GENERIC_SPINLOCK |
218 | bool | |
219 | ||
220 | config RWSEM_XCHGADD_ALGORITHM | |
221 | bool | |
222 | default y | |
223 | ||
2d78d4be AM |
224 | config GENERIC_FIND_NEXT_BIT |
225 | bool | |
226 | default y | |
227 | ||
228 | config GENERIC_HWEIGHT | |
229 | bool | |
230 | default y if !ULTRA_HAS_POPULATION_COUNT | |
231 | ||
1da177e4 LT |
232 | config GENERIC_CALIBRATE_DELAY |
233 | bool | |
234 | default y | |
235 | ||
236 | choice | |
237 | prompt "SPARC64 Huge TLB Page Size" | |
238 | depends on HUGETLB_PAGE | |
239 | default HUGETLB_PAGE_SIZE_4MB | |
240 | ||
241 | config HUGETLB_PAGE_SIZE_4MB | |
242 | bool "4MB" | |
243 | ||
244 | config HUGETLB_PAGE_SIZE_512K | |
1da177e4 LT |
245 | bool "512K" |
246 | ||
247 | config HUGETLB_PAGE_SIZE_64K | |
f7fe9334 | 248 | depends on !SPARC64_PAGE_SIZE_64KB |
1da177e4 LT |
249 | bool "64K" |
250 | ||
251 | endchoice | |
252 | ||
5843e37e DM |
253 | endmenu |
254 | ||
919ee677 DM |
255 | config NUMA |
256 | bool "NUMA support" | |
a39f2f46 | 257 | depends on SMP |
919ee677 DM |
258 | |
259 | config NODES_SHIFT | |
260 | int | |
261 | default "4" | |
262 | depends on NEED_MULTIPLE_NODES | |
263 | ||
264 | # Some NUMA nodes have memory ranges that span | |
265 | # other nodes. Even though a pfn is valid and | |
266 | # between a node's start and end pfns, it may not | |
267 | # reside on that node. See memmap_init_zone() | |
268 | # for details. | |
269 | config NODES_SPAN_OTHER_NODES | |
270 | def_bool y | |
271 | depends on NEED_MULTIPLE_NODES | |
272 | ||
273 | config ARCH_POPULATES_NODE_MAP | |
274 | def_bool y | |
275 | ||
68491d58 DM |
276 | config ARCH_SELECT_MEMORY_MODEL |
277 | def_bool y | |
278 | ||
d1112018 DM |
279 | config ARCH_SPARSEMEM_ENABLE |
280 | def_bool y | |
46644c24 | 281 | select SPARSEMEM_VMEMMAP_ENABLE |
d1112018 DM |
282 | |
283 | config ARCH_SPARSEMEM_DEFAULT | |
284 | def_bool y | |
285 | ||
5843e37e DM |
286 | source "mm/Kconfig" |
287 | ||
1da177e4 LT |
288 | config ISA |
289 | bool | |
1da177e4 LT |
290 | |
291 | config ISAPNP | |
292 | bool | |
1da177e4 LT |
293 | |
294 | config EISA | |
295 | bool | |
1da177e4 LT |
296 | |
297 | config MCA | |
298 | bool | |
1da177e4 LT |
299 | |
300 | config PCMCIA | |
301 | tristate | |
05d515ef | 302 | help |
1da177e4 LT |
303 | Say Y here if you want to attach PCMCIA- or PC-cards to your Linux |
304 | computer. These are credit-card size devices such as network cards, | |
305 | modems or hard drives often used with laptops computers. There are | |
306 | actually two varieties of these cards: the older 16 bit PCMCIA cards | |
307 | and the newer 32 bit CardBus cards. If you want to use CardBus | |
308 | cards, you need to say Y here and also to "CardBus support" below. | |
309 | ||
310 | To use your PC-cards, you will need supporting software from David | |
311 | Hinds' pcmcia-cs package (see the file <file:Documentation/Changes> | |
312 | for location). Please also read the PCMCIA-HOWTO, available from | |
313 | <http://www.tldp.org/docs.html#howto>. | |
314 | ||
315 | To compile this driver as modules, choose M here: the | |
316 | modules will be called pcmcia_core and ds. | |
317 | ||
318 | config SBUS | |
319 | bool | |
320 | default y | |
321 | ||
322 | config SBUSCHAR | |
323 | bool | |
324 | default y | |
325 | ||
326 | config SUN_AUXIO | |
327 | bool | |
328 | default y | |
329 | ||
330 | config SUN_IO | |
331 | bool | |
332 | default y | |
333 | ||
e53e97ce DM |
334 | config SUN_LDOMS |
335 | bool "Sun Logical Domains support" | |
336 | help | |
337 | Say Y here is you want to support virtual devices via | |
338 | Logical Domains. | |
339 | ||
1da177e4 LT |
340 | config PCI |
341 | bool "PCI support" | |
f282b970 | 342 | select ARCH_SUPPORTS_MSI |
1da177e4 | 343 | help |
05d515ef DM |
344 | Find out whether your system includes a PCI bus. PCI is the name of |
345 | a bus system, i.e. the way the CPU talks to the other stuff inside | |
346 | your box. If you say Y here, the kernel will include drivers and | |
347 | infrastructure code to support PCI bus devices. | |
1da177e4 | 348 | |
1da177e4 | 349 | config PCI_DOMAINS |
36e23590 MW |
350 | def_bool PCI |
351 | ||
352 | config PCI_SYSCALL | |
353 | def_bool PCI | |
1da177e4 | 354 | |
1da177e4 LT |
355 | source "drivers/pci/Kconfig" |
356 | ||
357 | config SUN_OPENPROMFS | |
358 | tristate "Openprom tree appears in /proc/openprom" | |
359 | help | |
360 | If you say Y, the OpenPROM device tree will be available as a | |
361 | virtual file system, which you can mount to /proc/openprom by "mount | |
362 | -t openpromfs none /proc/openprom". | |
363 | ||
364 | To compile the /proc/openprom support as a module, choose M here: the | |
365 | module will be called openpromfs. If unsure, choose M. | |
366 | ||
ec98c6b9 DM |
367 | menu "Executable file formats" |
368 | ||
369 | source "fs/Kconfig.binfmt" | |
370 | ||
1da177e4 LT |
371 | config COMPAT |
372 | bool | |
1da177e4 | 373 | default y |
48c946a4 | 374 | select COMPAT_BINFMT_ELF |
1da177e4 | 375 | |
ec98c6b9 DM |
376 | config SYSVIPC_COMPAT |
377 | bool | |
378 | depends on COMPAT && SYSVIPC | |
379 | default y | |
1da177e4 | 380 | |
5843e37e | 381 | endmenu |
1da177e4 | 382 | |
8935dced DM |
383 | config SCHED_SMT |
384 | bool "SMT (Hyperthreading) scheduler support" | |
385 | depends on SMP | |
386 | default y | |
387 | help | |
388 | SMT scheduler support improves the CPU scheduler's decision making | |
05d515ef DM |
389 | when dealing with SPARC cpus at a cost of slightly increased overhead |
390 | in some places. If unsure say N here. | |
8935dced | 391 | |
f78eae2e DM |
392 | config SCHED_MC |
393 | bool "Multi-core scheduler support" | |
394 | depends on SMP | |
395 | default y | |
396 | help | |
397 | Multi-core scheduler support improves the CPU scheduler's decision | |
398 | making when dealing with multi-core CPU chips at a cost of slightly | |
399 | increased overhead in some places. If unsure say N here. | |
400 | ||
db2f9f6d DM |
401 | source "kernel/Kconfig.preempt" |
402 | ||
1da177e4 LT |
403 | config CMDLINE_BOOL |
404 | bool "Default bootloader kernel arguments" | |
405 | ||
406 | config CMDLINE | |
407 | string "Initial kernel command string" | |
408 | depends on CMDLINE_BOOL | |
409 | default "console=ttyS0,9600 root=/dev/sda1" | |
410 | help | |
411 | Say Y here if you want to be able to pass default arguments to | |
412 | the kernel. This will be overridden by the bootloader, if you | |
413 | use one (such as SILO). This is most useful if you want to boot | |
414 | a kernel from TFTP, and want default options to be available | |
415 | with having them passed on the command line. | |
416 | ||
417 | NOTE: This option WILL override the PROM bootargs setting! | |
418 | ||
d5950b43 SR |
419 | source "net/Kconfig" |
420 | ||
5843e37e | 421 | source "drivers/Kconfig" |
1da177e4 LT |
422 | |
423 | source "drivers/sbus/char/Kconfig" | |
424 | ||
1da177e4 LT |
425 | source "fs/Kconfig" |
426 | ||
1da177e4 LT |
427 | source "arch/sparc64/Kconfig.debug" |
428 | ||
429 | source "security/Kconfig" | |
430 | ||
431 | source "crypto/Kconfig" | |
432 | ||
433 | source "lib/Kconfig" |