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-rw-r--r--arch/sparc64/Kconfig85
1 files changed, 15 insertions, 70 deletions
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 8acc5cc38621..edbe71e3fab9 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -1,9 +1,5 @@
1# $Id: config.in,v 1.158 2002/01/24 22:14:44 davem Exp $ 1# sparc64 configuration
2# For a description of the syntax of this configuration file, 2mainmenu "Linux Kernel Configuration for 64-bit SPARC"
3# see the Configure script.
4#
5
6mainmenu "Linux/UltraSPARC Kernel Configuration"
7 3
8config SPARC 4config SPARC
9 bool 5 bool
@@ -17,12 +13,6 @@ config SPARC64
17 default y 13 default y
18 select HAVE_IDE 14 select HAVE_IDE
19 select HAVE_LMB 15 select HAVE_LMB
20 help
21 SPARC is a family of RISC microprocessors designed and marketed by
22 Sun Microsystems, incorporated. This port covers the newer 64-bit
23 UltraSPARC. The UltraLinux project maintains both the SPARC32 and
24 SPARC64 ports; its web page is available at
25 <http://www.ultralinux.org/>.
26 16
27config GENERIC_TIME 17config GENERIC_TIME
28 bool 18 bool
@@ -97,7 +87,7 @@ config SPARC64_PAGE_SIZE_8KB
97 help 87 help
98 This lets you select the page size of the kernel. 88 This lets you select the page size of the kernel.
99 89
100 8KB and 64KB work quite well, since Sparc ELF sections 90 8KB and 64KB work quite well, since SPARC ELF sections
101 provide for up to 64KB alignment. 91 provide for up to 64KB alignment.
102 92
103 Therefore, 512KB and 4MB are for expert hackers only. 93 Therefore, 512KB and 4MB are for expert hackers only.
@@ -138,7 +128,7 @@ config HOTPLUG_CPU
138 bool "Support for hot-pluggable CPUs" 128 bool "Support for hot-pluggable CPUs"
139 depends on SMP 129 depends on SMP
140 select HOTPLUG 130 select HOTPLUG
141 ---help--- 131 help
142 Say Y here to experiment with turning CPUs off and on. CPUs 132 Say Y here to experiment with turning CPUs off and on. CPUs
143 can be controlled through /sys/devices/system/cpu/cpu#. 133 can be controlled through /sys/devices/system/cpu/cpu#.
144 Say N if you want to disable CPU hotplug. 134 Say N if you want to disable CPU hotplug.
@@ -155,23 +145,16 @@ source "kernel/time/Kconfig"
155 145
156config SMP 146config SMP
157 bool "Symmetric multi-processing support" 147 bool "Symmetric multi-processing support"
158 ---help--- 148 help
159 This enables support for systems with more than one CPU. If you have 149 This enables support for systems with more than one CPU. If you have
160 a system with only one CPU, say N. If you have a system with more than 150 a system with only one CPU, say N. If you have a system with more than
161 one CPU, say Y. 151 one CPU, say Y.
162 152
163 If you say N here, the kernel will run on single and multiprocessor 153 If you say N here, the kernel will run on single and multiprocessor
164 machines, but will use only one CPU of a multiprocessor machine. If 154 machines, but will use only one CPU of a multiprocessor machine. If
165 you say Y here, the kernel will run on many, but not all, 155 you say Y here, the kernel will run on single-processor machines.
166 singleprocessor machines. On a singleprocessor machine, the kernel 156 On a single-processor machine, the kernel will run faster if you say
167 will run faster if you say N here. 157 N here.
168
169 People using multiprocessor machines who say Y here should also say
170 Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
171 Management" code will be disabled if you say Y here.
172
173 See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
174 available at <http://www.tldp.org/docs.html#howto>.
175 158
176 If you don't know what to do here, say N. 159 If you don't know what to do here, say N.
177 160
@@ -284,50 +267,19 @@ source "mm/Kconfig"
284 267
285config ISA 268config ISA
286 bool 269 bool
287 help
288 Find out whether you have ISA slots on your motherboard. ISA is the
289 name of a bus system, i.e. the way the CPU talks to the other stuff
290 inside your box. Other bus systems are PCI, EISA, MicroChannel
291 (MCA) or VESA. ISA is an older system, now being displaced by PCI;
292 newer boards don't support it. If you have ISA, say Y, otherwise N.
293 270
294config ISAPNP 271config ISAPNP
295 bool 272 bool
296 help
297 Say Y here if you would like support for ISA Plug and Play devices.
298 Some information is in <file:Documentation/isapnp.txt>.
299
300 To compile this driver as a module, choose M here: the
301 module will be called isapnp.
302
303 If unsure, say Y.
304 273
305config EISA 274config EISA
306 bool 275 bool
307 ---help---
308 The Extended Industry Standard Architecture (EISA) bus was
309 developed as an open alternative to the IBM MicroChannel bus.
310
311 The EISA bus provided some of the features of the IBM MicroChannel
312 bus while maintaining backward compatibility with cards made for
313 the older ISA bus. The EISA bus saw limited use between 1988 and
314 1995 when it was made obsolete by the PCI bus.
315
316 Say Y here if you are building a kernel for an EISA-based machine.
317
318 Otherwise, say N.
319 276
320config MCA 277config MCA
321 bool 278 bool
322 help
323 MicroChannel Architecture is found in some IBM PS/2 machines and
324 laptops. It is a bus system similar to PCI or ISA. See
325 <file:Documentation/mca.txt> (and especially the web page given
326 there) before attempting to build an MCA bus kernel.
327 279
328config PCMCIA 280config PCMCIA
329 tristate 281 tristate
330 ---help--- 282 help
331 Say Y here if you want to attach PCMCIA- or PC-cards to your Linux 283 Say Y here if you want to attach PCMCIA- or PC-cards to your Linux
332 computer. These are credit-card size devices such as network cards, 284 computer. These are credit-card size devices such as network cards,
333 modems or hard drives often used with laptops computers. There are 285 modems or hard drives often used with laptops computers. There are
@@ -369,10 +321,10 @@ config PCI
369 bool "PCI support" 321 bool "PCI support"
370 select ARCH_SUPPORTS_MSI 322 select ARCH_SUPPORTS_MSI
371 help 323 help
372 Find out whether you have a PCI motherboard. PCI is the name of a 324 Find out whether your system includes a PCI bus. PCI is the name of
373 bus system, i.e. the way the CPU talks to the other stuff inside 325 a bus system, i.e. the way the CPU talks to the other stuff inside
374 your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or 326 your box. If you say Y here, the kernel will include drivers and
375 VESA. If you have PCI, say Y, otherwise N. 327 infrastructure code to support PCI bus devices.
376 328
377config PCI_DOMAINS 329config PCI_DOMAINS
378 def_bool PCI 330 def_bool PCI
@@ -396,15 +348,8 @@ menu "Executable file formats"
396 348
397source "fs/Kconfig.binfmt" 349source "fs/Kconfig.binfmt"
398 350
399config SPARC32_COMPAT
400 bool "Kernel support for Linux/Sparc 32bit binary compatibility"
401 help
402 This allows you to run 32-bit binaries on your Ultra.
403 Everybody wants this; say Y.
404
405config COMPAT 351config COMPAT
406 bool 352 bool
407 depends on SPARC32_COMPAT
408 default y 353 default y
409 select COMPAT_BINFMT_ELF 354 select COMPAT_BINFMT_ELF
410 355
@@ -421,8 +366,8 @@ config SCHED_SMT
421 default y 366 default y
422 help 367 help
423 SMT scheduler support improves the CPU scheduler's decision making 368 SMT scheduler support improves the CPU scheduler's decision making
424 when dealing with UltraSPARC cpus at a cost of slightly increased 369 when dealing with SPARC cpus at a cost of slightly increased overhead
425 overhead in some places. If unsure say N here. 370 in some places. If unsure say N here.
426 371
427config SCHED_MC 372config SCHED_MC
428 bool "Multi-core scheduler support" 373 bool "Multi-core scheduler support"