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Linus Torvalds1da177e2005-04-16 15:20:36 -07001config MIPS
2 bool
3 default y
Yoichi Yuasaf8ac04252009-06-04 00:16:04 +09004 select HAVE_GENERIC_DMA_COHERENT
Sam Ravnborgec7748b2008-02-09 10:46:40 +01005 select HAVE_IDE
Mathieu Desnoyers42d4b832008-02-02 15:10:34 -05006 select HAVE_OPROFILE
Jason Wessel88547002008-07-29 15:58:53 -05007 select HAVE_ARCH_KGDB
Wu Zhangjind2bb07622009-11-20 20:34:29 +08008 select HAVE_FUNCTION_TRACER
Wu Zhangjin69a7d1b2009-11-20 20:34:30 +08009 select HAVE_FUNCTION_TRACE_MCOUNT_TEST
Wu Zhangjin538f1952009-11-20 20:34:32 +080010 select HAVE_DYNAMIC_FTRACE
11 select HAVE_FTRACE_MCOUNT_RECORD
Linus Torvalds1da177e2005-04-16 15:20:36 -070012 # Horrible source of confusion. Die, die, die ...
13 select EMBEDDED
Wu Zhangjin21a41fa2009-11-10 00:06:11 +080014 select RTC_LIB if !MACH_LOONGSON
Linus Torvalds1da177e2005-04-16 15:20:36 -070015
Linus Torvalds1da177e2005-04-16 15:20:36 -070016mainmenu "Linux/MIPS Kernel Configuration"
17
Linus Torvalds1da177e2005-04-16 15:20:36 -070018menu "Machine selection"
19
Christoph Lameter5ac6da62007-02-10 01:43:14 -080020config ZONE_DMA
21 bool
Christoph Lameter5ac6da62007-02-10 01:43:14 -080022
Ralf Baechle5e83d432005-10-29 19:32:41 +010023choice
24 prompt "System type"
25 default SGI_IP22
Linus Torvalds1da177e2005-04-16 15:20:36 -070026
Yoichi Yuasac3543e22007-05-11 20:44:30 +090027config MACH_ALCHEMY
28 bool "Alchemy processor based machines"
Wu Zhangjin1b93b3c2009-10-14 18:12:16 +080029 select SYS_SUPPORTS_ZBOOT
Linus Torvalds1da177e2005-04-16 15:20:36 -070030
Florian Fainelli7ca5dc12009-06-24 11:12:57 +020031config AR7
32 bool "Texas Instruments AR7"
33 select BOOT_ELF32
34 select DMA_NONCOHERENT
35 select CEVT_R4K
36 select CSRC_R4K
37 select IRQ_CPU
38 select NO_EXCEPT_FILL
39 select SWAP_IO_SPACE
40 select SYS_HAS_CPU_MIPS32_R1
41 select SYS_HAS_EARLY_PRINTK
42 select SYS_SUPPORTS_32BIT_KERNEL
43 select SYS_SUPPORTS_LITTLE_ENDIAN
Wu Zhangjin1b93b3c2009-10-14 18:12:16 +080044 select SYS_SUPPORTS_ZBOOT_UART16550
Florian Fainelli7ca5dc12009-06-24 11:12:57 +020045 select GENERIC_GPIO
46 select GCD
47 select VLYNQ
48 help
49 Support for the Texas Instruments AR7 System-on-a-Chip
50 family: TNETD7100, 7200 and 7300.
51
Ralf Baechle35189fa2006-06-18 16:39:46 +010052config BASLER_EXCITE
Thomas Koellerbe915892007-02-23 01:40:34 +010053 bool "Basler eXcite smart camera"
Ralf Baechle42f77542007-10-18 17:48:11 +010054 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +000055 select CSRC_R4K
Ralf Baechle35189fa2006-06-18 16:39:46 +010056 select DMA_COHERENT
57 select HW_HAS_PCI
58 select IRQ_CPU
59 select IRQ_CPU_RM7K
60 select IRQ_CPU_RM9K
thomas@koeller.dyndns.org663c3d92006-08-27 13:51:48 +020061 select MIPS_RM9122
Ralf Baechle35189fa2006-06-18 16:39:46 +010062 select SYS_HAS_CPU_RM9000
63 select SYS_SUPPORTS_32BIT_KERNEL
Ralf Baechle35189fa2006-06-18 16:39:46 +010064 select SYS_SUPPORTS_BIG_ENDIAN
65 help
66 The eXcite is a smart camera platform manufactured by
Thomas Koellerbe915892007-02-23 01:40:34 +010067 Basler Vision Technologies AG.
Ralf Baechle35189fa2006-06-18 16:39:46 +010068
Aurelien Jarno1c0c13e2007-09-25 15:40:12 +020069config BCM47XX
70 bool "BCM47XX based boards"
Ralf Baechle42f77542007-10-18 17:48:11 +010071 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +000072 select CSRC_R4K
Aurelien Jarno1c0c13e2007-09-25 15:40:12 +020073 select DMA_NONCOHERENT
74 select HW_HAS_PCI
75 select IRQ_CPU
76 select SYS_HAS_CPU_MIPS32_R1
77 select SYS_SUPPORTS_32BIT_KERNEL
78 select SYS_SUPPORTS_LITTLE_ENDIAN
79 select SSB
80 select SSB_DRIVER_MIPS
Aurelien Jarno2f02c152007-12-11 11:30:34 +010081 select SSB_DRIVER_EXTIF
Aurelien Jarnob06f3e12008-10-14 11:44:26 +020082 select SSB_EMBEDDED
Aurelien Jarno2f02c152007-12-11 11:30:34 +010083 select SSB_PCICORE_HOSTMODE if PCI
Aurelien Jarno1c0c13e2007-09-25 15:40:12 +020084 select GENERIC_GPIO
Aurelien Jarno25e5fb92007-09-25 15:41:24 +020085 select SYS_HAS_EARLY_PRINTK
86 select CFE
Aurelien Jarno1c0c13e2007-09-25 15:40:12 +020087 help
88 Support for BCM47XX based boards
89
Maxime Bizone7300d02009-08-18 13:23:37 +010090config BCM63XX
91 bool "Broadcom BCM63XX based boards"
92 select CEVT_R4K
93 select CSRC_R4K
94 select DMA_NONCOHERENT
95 select IRQ_CPU
96 select SYS_HAS_CPU_MIPS32_R1
97 select SYS_SUPPORTS_32BIT_KERNEL
98 select SYS_SUPPORTS_BIG_ENDIAN
99 select SYS_HAS_EARLY_PRINTK
100 select SWAP_IO_SPACE
101 select ARCH_REQUIRE_GPIOLIB
102 help
103 Support for BCM63XX based boards
104
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105config MIPS_COBALT
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200106 bool "Cobalt Server"
Ralf Baechle42f77542007-10-18 17:48:11 +0100107 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000108 select CSRC_R4K
Yoichi Yuasa1097c6a2007-10-22 19:43:15 +0900109 select CEVT_GT641XX
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110 select DMA_NONCOHERENT
111 select HW_HAS_PCI
Ralf Baechled865bea2007-10-11 23:46:10 +0100112 select I8253
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113 select I8259
114 select IRQ_CPU
Yoichi Yuasad5ab1a62007-09-13 23:51:26 +0900115 select IRQ_GT641XX
Yoichi Yuasa252161e2007-03-14 21:51:26 +0900116 select PCI_GT64XXX_PCI0
Yoichi Yuasae25bfc92009-06-02 23:17:07 +0900117 select PCI
Ralf Baechle7cf80532005-10-20 22:33:09 +0100118 select SYS_HAS_CPU_NEVADA
Yoichi Yuasa0a22e0d2007-03-02 12:42:33 +0900119 select SYS_HAS_EARLY_PRINTK
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700120 select SYS_SUPPORTS_32BIT_KERNEL
Florian Fainelli0e8774b2008-01-15 19:42:57 +0100121 select SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100122 select SYS_SUPPORTS_LITTLE_ENDIAN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123
124config MACH_DECSTATION
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200125 bool "DECstations"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126 select BOOT_ELF32
Yoichi Yuasa6457d9f2008-04-25 12:11:44 +0900127 select CEVT_DS1287
Ralf Baechle42f77542007-10-18 17:48:11 +0100128 select CEVT_R4K
Yoichi Yuasa42474172008-04-24 09:48:40 +0900129 select CSRC_IOASIC
Ralf Baechle940f6b42007-11-24 22:33:28 +0000130 select CSRC_R4K
Maciej W. Rozycki20d60d92007-10-23 12:43:11 +0100131 select CPU_DADDI_WORKAROUNDS if 64BIT
132 select CPU_R4000_WORKAROUNDS if 64BIT
133 select CPU_R4400_WORKAROUNDS if 64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134 select DMA_NONCOHERENT
Maciej W. Rozyckid388d682007-05-29 15:08:07 +0100135 select NO_IOPORT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700136 select IRQ_CPU
Ralf Baechle7cf80532005-10-20 22:33:09 +0100137 select SYS_HAS_CPU_R3000
138 select SYS_HAS_CPU_R4X00
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700139 select SYS_SUPPORTS_32BIT_KERNEL
140 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100141 select SYS_SUPPORTS_LITTLE_ENDIAN
Atsushi Nemoto1723b4a2006-06-20 00:19:13 +0900142 select SYS_SUPPORTS_128HZ
143 select SYS_SUPPORTS_256HZ
144 select SYS_SUPPORTS_1024HZ
Ralf Baechle5e83d432005-10-29 19:32:41 +0100145 help
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146 This enables support for DEC's MIPS based workstations. For details
147 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
148 DECstation porting pages on <http://decstation.unix-ag.org/>.
149
150 If you have one of the following DECstation Models you definitely
151 want to choose R4xx0 for the CPU Type:
152
Ralf Baechle93088162007-08-29 14:21:45 +0100153 DECstation 5000/50
154 DECstation 5000/150
155 DECstation 5000/260
156 DECsystem 5900/260
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157
158 otherwise choose R3000.
159
Ralf Baechle5e83d432005-10-29 19:32:41 +0100160config MACH_JAZZ
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200161 bool "Jazz family of machines"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100162 select ARC
163 select ARC32
164 select ARCH_MAY_HAVE_PC_FDC
Ralf Baechle42f77542007-10-18 17:48:11 +0100165 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000166 select CSRC_R4K
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100167 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
Ralf Baechle5e83d432005-10-29 19:32:41 +0100168 select GENERIC_ISA_DMA
Thomas Bogendoerferea202c62007-08-25 11:01:50 +0200169 select IRQ_CPU
Ralf Baechled865bea2007-10-11 23:46:10 +0100170 select I8253
Ralf Baechle5e83d432005-10-29 19:32:41 +0100171 select I8259
172 select ISA
Ralf Baechle7cf80532005-10-20 22:33:09 +0100173 select SYS_HAS_CPU_R4X00
Ralf Baechle5e83d432005-10-29 19:32:41 +0100174 select SYS_SUPPORTS_32BIT_KERNEL
175 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
Atsushi Nemoto1723b4a2006-06-20 00:19:13 +0900176 select SYS_SUPPORTS_100HZ
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 help
Ralf Baechle5e83d432005-10-29 19:32:41 +0100178 This a family of machines based on the MIPS R4030 chipset which was
179 used by several vendors to build RISC/os and Windows NT workstations.
Matt LaPlante692105b2009-01-26 11:12:25 +0100180 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
Ralf Baechle5e83d432005-10-29 19:32:41 +0100181 Olivetti M700-10 workstations.
182
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200183config LASAT
184 bool "LASAT Networks platforms"
Ralf Baechle42f77542007-10-18 17:48:11 +0100185 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000186 select CSRC_R4K
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200187 select DMA_NONCOHERENT
188 select SYS_HAS_EARLY_PRINTK
189 select HW_HAS_PCI
Ralf Baechlea5ccfe52007-10-14 23:49:33 +0100190 select IRQ_CPU
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200191 select PCI_GT64XXX_PCI0
192 select MIPS_NILE4
193 select R5000_CPU_SCACHE
194 select SYS_HAS_CPU_R5000
195 select SYS_SUPPORTS_32BIT_KERNEL
196 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
197 select SYS_SUPPORTS_LITTLE_ENDIAN
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200198
Wu Zhangjin85749d22009-07-02 23:26:45 +0800199config MACH_LOONGSON
200 bool "Loongson family of machines"
Wu Zhangjin1b93b3c2009-10-14 18:12:16 +0800201 select SYS_SUPPORTS_ZBOOT_UART16550
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900202 help
Wu Zhangjin85749d22009-07-02 23:26:45 +0800203 This enables the support of Loongson family of machines.
204
205 Loongson is a family of general-purpose MIPS-compatible CPUs.
206 developed at Institute of Computing Technology (ICT),
207 Chinese Academy of Sciences (CAS) in the People's Republic
208 of China. The chief architect is Professor Weiwu Hu.
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900209
Linus Torvalds1da177e2005-04-16 15:20:36 -0700210config MIPS_MALTA
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200211 bool "MIPS Malta board"
Ralf Baechle61ed2422005-09-15 08:52:34 +0000212 select ARCH_MAY_HAVE_PC_FDC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213 select BOOT_ELF32
Ralf Baechlefa71c962008-01-29 10:15:00 +0000214 select BOOT_RAW
Ralf Baechle42f77542007-10-18 17:48:11 +0100215 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000216 select CSRC_R4K
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217 select DMA_NONCOHERENT
218 select GENERIC_ISA_DMA
Ralf Baechleaa414df2006-11-30 01:14:51 +0000219 select IRQ_CPU
Ralf Baechle39b8d522008-04-28 17:14:26 +0100220 select IRQ_GIC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700221 select HW_HAS_PCI
Ralf Baechled865bea2007-10-11 23:46:10 +0100222 select I8253
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 select I8259
Ralf Baechle5e83d432005-10-29 19:32:41 +0100224 select MIPS_BOARDS_GEN
225 select MIPS_BONITO64
Chris Dearman9318c512006-06-20 17:15:20 +0100226 select MIPS_CPU_SCACHE
Yoichi Yuasa252161e2007-03-14 21:51:26 +0900227 select PCI_GT64XXX_PCI0
Ralf Baechle5e83d432005-10-29 19:32:41 +0100228 select MIPS_MSC
Linus Torvalds1da177e2005-04-16 15:20:36 -0700229 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100230 select SYS_HAS_CPU_MIPS32_R1
231 select SYS_HAS_CPU_MIPS32_R2
232 select SYS_HAS_CPU_MIPS64_R1
233 select SYS_HAS_CPU_NEVADA
234 select SYS_HAS_CPU_RM7000
Ralf Baechle36a88532007-03-01 11:56:43 +0000235 select SYS_HAS_EARLY_PRINTK
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700236 select SYS_SUPPORTS_32BIT_KERNEL
237 select SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100238 select SYS_SUPPORTS_BIG_ENDIAN
239 select SYS_SUPPORTS_LITTLE_ENDIAN
Tim Anderson03650702009-06-17 16:22:53 -0700240 select SYS_SUPPORTS_MIPS_CMP
Ralf Baechlef41ae0b2006-06-05 17:24:46 +0100241 select SYS_SUPPORTS_MULTITHREADING
Franck Bui-Huu9693a852007-02-02 17:41:47 +0100242 select SYS_SUPPORTS_SMARTMIPS
Wu Zhangjin1b93b3c2009-10-14 18:12:16 +0800243 select SYS_SUPPORTS_ZBOOT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700244 help
Maciej W. Rozyckif638d192005-02-02 22:23:46 +0000245 This enables support for the MIPS Technologies Malta evaluation
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246 board.
247
Ralf Baechlec78cbf42005-09-30 13:59:37 +0100248config MIPS_SIM
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200249 bool 'MIPS simulator (MIPSsim)'
Ralf Baechle42f77542007-10-18 17:48:11 +0100250 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000251 select CSRC_R4K
Ralf Baechlec78cbf42005-09-30 13:59:37 +0100252 select DMA_NONCOHERENT
Ralf Baechle36a88532007-03-01 11:56:43 +0000253 select SYS_HAS_EARLY_PRINTK
Ralf Baechlec78cbf42005-09-30 13:59:37 +0100254 select IRQ_CPU
Marc St-Jean9267a302007-06-14 15:55:31 -0600255 select BOOT_RAW
Ralf Baechle7cf80532005-10-20 22:33:09 +0100256 select SYS_HAS_CPU_MIPS32_R1
257 select SYS_HAS_CPU_MIPS32_R2
Ralf Baechle36a88532007-03-01 11:56:43 +0000258 select SYS_HAS_EARLY_PRINTK
Ralf Baechlec78cbf42005-09-30 13:59:37 +0100259 select SYS_SUPPORTS_32BIT_KERNEL
260 select SYS_SUPPORTS_BIG_ENDIAN
Ralf Baechlef6e23732007-07-10 17:32:56 +0100261 select SYS_SUPPORTS_MULTITHREADING
Ralf Baechlec78cbf42005-09-30 13:59:37 +0100262 select SYS_SUPPORTS_LITTLE_ENDIAN
263 help
264 This option enables support for MIPS Technologies MIPSsim software
265 emulator.
266
Ralf Baechlea83860c2009-03-13 21:17:57 +0100267config NEC_MARKEINS
268 bool "NEC EMMA2RH Mark-eins board"
269 select SOC_EMMA2RH
270 select HW_HAS_PCI
271 help
272 This enables support for the NEC Electronics Mark-eins boards.
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900273
Ralf Baechle5e83d432005-10-29 19:32:41 +0100274config MACH_VR41XX
Yoichi Yuasa74142d62007-04-26 19:45:09 +0900275 bool "NEC VR4100 series based machines"
Ralf Baechle42f77542007-10-18 17:48:11 +0100276 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000277 select CSRC_R4K
Ralf Baechle7cf80532005-10-20 22:33:09 +0100278 select SYS_HAS_CPU_VR41XX
Yoichi Yuasa27fdd322009-06-29 11:11:05 +0900279 select ARCH_REQUIRE_GPIOLIB
Ralf Baechle5e83d432005-10-29 19:32:41 +0100280
Daniel Lairdedb63102008-06-16 15:49:21 +0100281config NXP_STB220
282 bool "NXP STB220 board"
283 select SOC_PNX833X
284 help
285 Support for NXP Semiconductors STB220 Development Board.
286
287config NXP_STB225
288 bool "NXP 225 board"
289 select SOC_PNX833X
290 select SOC_PNX8335
291 help
292 Support for NXP Semiconductors STB225 Development Board.
293
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900294config PNX8550_JBS
Daniel Lairda92b0582008-03-06 09:07:18 +0000295 bool "NXP PNX8550 based JBS board"
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900296 select PNX8550
297 select SYS_SUPPORTS_LITTLE_ENDIAN
298
299config PNX8550_STB810
Daniel Lairda92b0582008-03-06 09:07:18 +0000300 bool "NXP PNX8550 based STB810 board"
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900301 select PNX8550
302 select SYS_SUPPORTS_LITTLE_ENDIAN
303
Marc St-Jean9267a302007-06-14 15:55:31 -0600304config PMC_MSP
305 bool "PMC-Sierra MSP chipsets"
306 depends on EXPERIMENTAL
307 select DMA_NONCOHERENT
308 select SWAP_IO_SPACE
309 select NO_EXCEPT_FILL
310 select BOOT_RAW
311 select SYS_HAS_CPU_MIPS32_R1
312 select SYS_HAS_CPU_MIPS32_R2
313 select SYS_SUPPORTS_32BIT_KERNEL
314 select SYS_SUPPORTS_BIG_ENDIAN
Marc St-Jean9267a302007-06-14 15:55:31 -0600315 select IRQ_CPU
316 select SERIAL_8250
317 select SERIAL_8250_CONSOLE
318 help
319 This adds support for the PMC-Sierra family of Multi-Service
320 Processor System-On-A-Chips. These parts include a number
321 of integrated peripherals, interfaces and DSPs in addition to
322 a variety of MIPS cores.
323
Ralf Baechle5e83d432005-10-29 19:32:41 +0100324config PMC_YOSEMITE
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200325 bool "PMC-Sierra Yosemite eval board"
Ralf Baechle42f77542007-10-18 17:48:11 +0100326 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000327 select CSRC_R4K
Ralf Baechle5e83d432005-10-29 19:32:41 +0100328 select DMA_COHERENT
329 select HW_HAS_PCI
330 select IRQ_CPU
331 select IRQ_CPU_RM7K
332 select IRQ_CPU_RM9K
333 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100334 select SYS_HAS_CPU_RM9000
Ralf Baechle36a88532007-03-01 11:56:43 +0000335 select SYS_HAS_EARLY_PRINTK
Ralf Baechle5e83d432005-10-29 19:32:41 +0100336 select SYS_SUPPORTS_32BIT_KERNEL
337 select SYS_SUPPORTS_64BIT_KERNEL
338 select SYS_SUPPORTS_BIG_ENDIAN
339 select SYS_SUPPORTS_HIGHMEM
Ralf Baechlee73ea272006-06-04 11:51:46 +0100340 select SYS_SUPPORTS_SMP
Ralf Baechle5e83d432005-10-29 19:32:41 +0100341 help
342 Yosemite is an evaluation board for the RM9000x2 processor
343 manufactured by PMC-Sierra.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700344
David VomLehna3a0f8c2009-08-30 17:15:11 -0700345config POWERTV
346 bool "Cisco PowerTV"
347 select BOOT_ELF32
348 select CEVT_R4K
349 select CPU_MIPSR2_IRQ_VI
350 select CPU_MIPSR2_IRQ_EI
351 select CSRC_POWERTV
352 select DMA_NONCOHERENT
353 select HW_HAS_PCI
354 select SYS_HAS_EARLY_PRINTK
355 select SYS_HAS_CPU_MIPS32_R2
356 select SYS_SUPPORTS_32BIT_KERNEL
357 select SYS_SUPPORTS_BIG_ENDIAN
358 select SYS_SUPPORTS_HIGHMEM
359 select USB_OHCI_LITTLE_ENDIAN
360 help
361 This enables support for the Cisco PowerTV Platform.
362
Linus Torvalds1da177e2005-04-16 15:20:36 -0700363config SGI_IP22
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200364 bool "SGI IP22 (Indy/Indigo2)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700365 select ARC
366 select ARC32
367 select BOOT_ELF32
Ralf Baechle42f77542007-10-18 17:48:11 +0100368 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000369 select CSRC_R4K
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100370 select DEFAULT_SGI_PARTITION
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371 select DMA_NONCOHERENT
Ralf Baechle5e83d432005-10-29 19:32:41 +0100372 select HW_HAS_EISA
Ralf Baechled865bea2007-10-11 23:46:10 +0100373 select I8253
Thomas Bogendoerfer68de4802007-11-23 20:34:16 +0100374 select I8259
Linus Torvalds1da177e2005-04-16 15:20:36 -0700375 select IP22_CPU_SCACHE
376 select IRQ_CPU
Ralf Baechleaa414df2006-11-30 01:14:51 +0000377 select GENERIC_ISA_DMA_SUPPORT_BROKEN
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100378 select SGI_HAS_I8042
379 select SGI_HAS_INDYDOG
Thomas Bogendoerfer36e5c212008-07-16 14:06:15 +0200380 select SGI_HAS_HAL2
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100381 select SGI_HAS_SEEQ
382 select SGI_HAS_WD93
383 select SGI_HAS_ZILOG
Linus Torvalds1da177e2005-04-16 15:20:36 -0700384 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100385 select SYS_HAS_CPU_R4X00
386 select SYS_HAS_CPU_R5000
Martin Michlmayr2b5e63f2009-11-19 16:40:09 +0000387 #
388 # Disable EARLY_PRINTK for now since it leads to overwritten prom
389 # memory during early boot on some machines.
390 #
391 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
392 # for a more details discussion
393 #
394 # select SYS_HAS_EARLY_PRINTK
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700395 select SYS_SUPPORTS_32BIT_KERNEL
396 select SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100397 select SYS_SUPPORTS_BIG_ENDIAN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700398 help
399 This are the SGI Indy, Challenge S and Indigo2, as well as certain
400 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
401 that runs on these, say Y here.
402
403config SGI_IP27
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200404 bool "SGI IP27 (Origin200/2000)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700405 select ARC
406 select ARC64
Ralf Baechle5e83d432005-10-29 19:32:41 +0100407 select BOOT_ELF64
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100408 select DEFAULT_SGI_PARTITION
Ralf Baechle634286f2009-01-28 17:48:40 +0000409 select DMA_COHERENT
Ralf Baechle36a88532007-03-01 11:56:43 +0000410 select SYS_HAS_EARLY_PRINTK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411 select HW_HAS_PCI
Ralf Baechle130e2fb2007-02-06 16:53:15 +0000412 select NR_CPUS_DEFAULT_64
Ralf Baechle7cf80532005-10-20 22:33:09 +0100413 select SYS_HAS_CPU_R10000
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700414 select SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100415 select SYS_SUPPORTS_BIG_ENDIAN
Ralf Baechled8cb4e12006-06-11 23:03:08 +0100416 select SYS_SUPPORTS_NUMA
Ralf Baechle1a5c5de2006-11-02 17:23:33 +0000417 select SYS_SUPPORTS_SMP
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418 help
419 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
420 workstations. To compile a Linux kernel that runs on these, say Y
421 here.
422
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100423config SGI_IP28
424 bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
425 depends on EXPERIMENTAL
426 select ARC
427 select ARC64
428 select BOOT_ELF64
429 select CEVT_R4K
430 select CSRC_R4K
431 select DEFAULT_SGI_PARTITION
432 select DMA_NONCOHERENT
433 select GENERIC_ISA_DMA_SUPPORT_BROKEN
434 select IRQ_CPU
435 select HW_HAS_EISA
436 select I8253
437 select I8259
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100438 select SGI_HAS_I8042
439 select SGI_HAS_INDYDOG
Thomas Bogendoerfer5b438c42008-07-10 20:29:55 +0200440 select SGI_HAS_HAL2
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100441 select SGI_HAS_SEEQ
442 select SGI_HAS_WD93
443 select SGI_HAS_ZILOG
444 select SWAP_IO_SPACE
445 select SYS_HAS_CPU_R10000
Martin Michlmayr2b5e63f2009-11-19 16:40:09 +0000446 #
447 # Disable EARLY_PRINTK for now since it leads to overwritten prom
448 # memory during early boot on some machines.
449 #
450 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
451 # for a more details discussion
452 #
453 # select SYS_HAS_EARLY_PRINTK
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100454 select SYS_SUPPORTS_64BIT_KERNEL
455 select SYS_SUPPORTS_BIG_ENDIAN
456 help
457 This is the SGI Indigo2 with R10000 processor. To compile a Linux
458 kernel that runs on these, say Y here.
459
Linus Torvalds1da177e2005-04-16 15:20:36 -0700460config SGI_IP32
Ralf Baechlecfd2afc2007-07-10 17:33:00 +0100461 bool "SGI IP32 (O2)"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462 select ARC
463 select ARC32
464 select BOOT_ELF32
Ralf Baechle42f77542007-10-18 17:48:11 +0100465 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000466 select CSRC_R4K
Linus Torvalds1da177e2005-04-16 15:20:36 -0700467 select DMA_NONCOHERENT
468 select HW_HAS_PCI
Ralf Baechledd67b152007-10-14 14:02:26 +0100469 select IRQ_CPU
Linus Torvalds1da177e2005-04-16 15:20:36 -0700470 select R5000_CPU_SCACHE
471 select RM7000_CPU_SCACHE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100472 select SYS_HAS_CPU_R5000
473 select SYS_HAS_CPU_R10000 if BROKEN
474 select SYS_HAS_CPU_RM7000
Ralf Baechledd2f18f2006-01-19 14:55:42 +0000475 select SYS_HAS_CPU_NEVADA
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700476 select SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100477 select SYS_SUPPORTS_BIG_ENDIAN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700478 help
479 If you want this kernel to run on SGI O2 workstation, say Y here.
480
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900481config SIBYTE_CRHINE
482 bool "Sibyte BCM91120C-CRhine"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100483 depends on EXPERIMENTAL
484 select BOOT_ELF32
485 select DMA_COHERENT
486 select SIBYTE_BCM1120
487 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100488 select SYS_HAS_CPU_SB1
Ralf Baechle5e83d432005-10-29 19:32:41 +0100489 select SYS_SUPPORTS_BIG_ENDIAN
490 select SYS_SUPPORTS_LITTLE_ENDIAN
491
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900492config SIBYTE_CARMEL
493 bool "Sibyte BCM91120x-Carmel"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100494 depends on EXPERIMENTAL
495 select BOOT_ELF32
496 select DMA_COHERENT
497 select SIBYTE_BCM1120
498 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100499 select SYS_HAS_CPU_SB1
Ralf Baechle5e83d432005-10-29 19:32:41 +0100500 select SYS_SUPPORTS_BIG_ENDIAN
501 select SYS_SUPPORTS_LITTLE_ENDIAN
502
503config SIBYTE_CRHONE
Martin Michlmayr3fa986f2006-05-09 23:34:53 +0200504 bool "Sibyte BCM91125C-CRhone"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100505 depends on EXPERIMENTAL
506 select BOOT_ELF32
507 select DMA_COHERENT
508 select SIBYTE_BCM1125
509 select SWAP_IO_SPACE
Ralf Baechle7cf80532005-10-20 22:33:09 +0100510 select SYS_HAS_CPU_SB1
Ralf Baechle5e83d432005-10-29 19:32:41 +0100511 select SYS_SUPPORTS_BIG_ENDIAN
512 select SYS_SUPPORTS_HIGHMEM
513 select SYS_SUPPORTS_LITTLE_ENDIAN
514
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900515config SIBYTE_RHONE
516 bool "Sibyte BCM91125E-Rhone"
517 depends on EXPERIMENTAL
518 select BOOT_ELF32
519 select DMA_COHERENT
520 select SIBYTE_BCM1125H
521 select SWAP_IO_SPACE
522 select SYS_HAS_CPU_SB1
523 select SYS_SUPPORTS_BIG_ENDIAN
524 select SYS_SUPPORTS_LITTLE_ENDIAN
525
526config SIBYTE_SWARM
527 bool "Sibyte BCM91250A-SWARM"
528 select BOOT_ELF32
529 select DMA_COHERENT
530 select NR_CPUS_DEFAULT_2
531 select SIBYTE_SB1250
532 select SWAP_IO_SPACE
533 select SYS_HAS_CPU_SB1
534 select SYS_SUPPORTS_BIG_ENDIAN
535 select SYS_SUPPORTS_HIGHMEM
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900536 select SYS_SUPPORTS_LITTLE_ENDIAN
Ralf Baechlecce335ae2007-11-03 02:05:43 +0000537 select ZONE_DMA32 if 64BIT
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900538
539config SIBYTE_LITTLESUR
540 bool "Sibyte BCM91250C2-LittleSur"
541 depends on EXPERIMENTAL
542 select BOOT_ELF32
543 select DMA_COHERENT
544 select NR_CPUS_DEFAULT_2
545 select SIBYTE_SB1250
546 select SWAP_IO_SPACE
547 select SYS_HAS_CPU_SB1
548 select SYS_SUPPORTS_BIG_ENDIAN
549 select SYS_SUPPORTS_HIGHMEM
550 select SYS_SUPPORTS_LITTLE_ENDIAN
551
552config SIBYTE_SENTOSA
553 bool "Sibyte BCM91250E-Sentosa"
554 depends on EXPERIMENTAL
555 select BOOT_ELF32
556 select DMA_COHERENT
557 select NR_CPUS_DEFAULT_2
558 select SIBYTE_SB1250
559 select SWAP_IO_SPACE
560 select SYS_HAS_CPU_SB1
561 select SYS_SUPPORTS_BIG_ENDIAN
562 select SYS_SUPPORTS_LITTLE_ENDIAN
563
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900564config SIBYTE_BIGSUR
565 bool "Sibyte BCM91480B-BigSur"
566 select BOOT_ELF32
567 select DMA_COHERENT
568 select NR_CPUS_DEFAULT_4
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900569 select SIBYTE_BCM1x80
570 select SWAP_IO_SPACE
571 select SYS_HAS_CPU_SB1
572 select SYS_SUPPORTS_BIG_ENDIAN
Ralf Baechle651194f2007-11-01 21:55:39 +0000573 select SYS_SUPPORTS_HIGHMEM
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900574 select SYS_SUPPORTS_LITTLE_ENDIAN
Ralf Baechlecce335ae2007-11-03 02:05:43 +0000575 select ZONE_DMA32 if 64BIT
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900576
Thomas Bogendoerfer14b36af2006-12-05 17:05:44 +0100577config SNI_RM
578 bool "SNI RM200/300/400"
Thomas Bogendoerfer4a0312f2006-06-13 13:59:01 +0200579 select ARC if CPU_LITTLE_ENDIAN
580 select ARC32 if CPU_LITTLE_ENDIAN
Thomas Bogendoerfer231a35d2008-01-04 23:31:07 +0100581 select SNIPROM if CPU_BIG_ENDIAN
Ralf Baechle5e83d432005-10-29 19:32:41 +0100582 select ARCH_MAY_HAVE_PC_FDC
583 select BOOT_ELF32
Ralf Baechle42f77542007-10-18 17:48:11 +0100584 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000585 select CSRC_R4K
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +0100586 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
Ralf Baechle5e83d432005-10-29 19:32:41 +0100587 select DMA_NONCOHERENT
588 select GENERIC_ISA_DMA
Ralf Baechle5e83d432005-10-29 19:32:41 +0100589 select HW_HAS_EISA
590 select HW_HAS_PCI
Thomas Bogendoerferc066a322006-12-28 18:22:32 +0100591 select IRQ_CPU
Ralf Baechled865bea2007-10-11 23:46:10 +0100592 select I8253
Ralf Baechle5e83d432005-10-29 19:32:41 +0100593 select I8259
594 select ISA
Thomas Bogendoerfer4a0312f2006-06-13 13:59:01 +0200595 select SWAP_IO_SPACE if CPU_BIG_ENDIAN
Ralf Baechle7cf80532005-10-20 22:33:09 +0100596 select SYS_HAS_CPU_R4X00
Thomas Bogendoerfer4a0312f2006-06-13 13:59:01 +0200597 select SYS_HAS_CPU_R5000
Thomas Bogendoerferc066a322006-12-28 18:22:32 +0100598 select SYS_HAS_CPU_R10000
Thomas Bogendoerfer4a0312f2006-06-13 13:59:01 +0200599 select R5000_CPU_SCACHE
Ralf Baechle36a88532007-03-01 11:56:43 +0000600 select SYS_HAS_EARLY_PRINTK
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -0700601 select SYS_SUPPORTS_32BIT_KERNEL
Ralf Baechle5e83d432005-10-29 19:32:41 +0100602 select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
Thomas Bogendoerfer4a0312f2006-06-13 13:59:01 +0200603 select SYS_SUPPORTS_BIG_ENDIAN
Ralf Baechle5e83d432005-10-29 19:32:41 +0100604 select SYS_SUPPORTS_HIGHMEM
605 select SYS_SUPPORTS_LITTLE_ENDIAN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700606 help
Thomas Bogendoerfer14b36af2006-12-05 17:05:44 +0100607 The SNI RM200/300/400 are MIPS-based machines manufactured by
608 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
Ralf Baechle5e83d432005-10-29 19:32:41 +0100609 Technology and now in turn merged with Fujitsu. Say Y here to
610 support this machine type.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700611
Atsushi Nemotoedcaf1a2008-07-11 23:27:54 +0900612config MACH_TX39XX
613 bool "Toshiba TX39 series based machines"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100614
Atsushi Nemotoedcaf1a2008-07-11 23:27:54 +0900615config MACH_TX49XX
616 bool "Toshiba TX49 series based machines"
Ralf Baechle23fbee92005-07-25 22:45:45 +0000617
Ralf Baechle73b43902008-07-16 16:12:25 +0100618config MIKROTIK_RB532
619 bool "Mikrotik RB532 boards"
620 select CEVT_R4K
621 select CSRC_R4K
622 select DMA_NONCOHERENT
Ralf Baechle73b43902008-07-16 16:12:25 +0100623 select HW_HAS_PCI
624 select IRQ_CPU
625 select SYS_HAS_CPU_MIPS32_R1
626 select SYS_SUPPORTS_32BIT_KERNEL
627 select SYS_SUPPORTS_LITTLE_ENDIAN
628 select SWAP_IO_SPACE
629 select BOOT_RAW
Florian Fainellid888e252008-08-23 18:54:34 +0200630 select ARCH_REQUIRE_GPIOLIB
Ralf Baechle73b43902008-07-16 16:12:25 +0100631 help
632 Support the Mikrotik(tm) RouterBoard 532 series,
633 based on the IDT RC32434 SoC.
634
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900635config WR_PPMC
636 bool "Wind River PPMC board"
Ralf Baechle42f77542007-10-18 17:48:11 +0100637 select CEVT_R4K
Ralf Baechle940f6b42007-11-24 22:33:28 +0000638 select CSRC_R4K
Yoichi Yuasaade299d2007-07-27 15:25:43 +0900639 select IRQ_CPU
640 select BOOT_ELF32
641 select DMA_NONCOHERENT
642 select HW_HAS_PCI
643 select PCI_GT64XXX_PCI0
644 select SWAP_IO_SPACE
645 select SYS_HAS_CPU_MIPS32_R1
646 select SYS_HAS_CPU_MIPS32_R2
647 select SYS_HAS_CPU_MIPS64_R1
648 select SYS_HAS_CPU_NEVADA
649 select SYS_HAS_CPU_RM7000
650 select SYS_SUPPORTS_32BIT_KERNEL
651 select SYS_SUPPORTS_64BIT_KERNEL
652 select SYS_SUPPORTS_BIG_ENDIAN
653 select SYS_SUPPORTS_LITTLE_ENDIAN
654 help
655 This enables support for the Wind River MIPS32 4KC PPMC evaluation
656 board, which is based on GT64120 bridge chip.
657
David Daneya86c7f72008-12-11 15:33:38 -0800658config CAVIUM_OCTEON_SIMULATOR
Yoichi Yuasac9d89d92009-06-02 23:15:10 +0900659 bool "Cavium Networks Octeon Simulator"
David Daneya86c7f72008-12-11 15:33:38 -0800660 select CEVT_R4K
661 select 64BIT_PHYS_ADDR
662 select DMA_COHERENT
663 select SYS_SUPPORTS_64BIT_KERNEL
664 select SYS_SUPPORTS_BIG_ENDIAN
665 select SYS_SUPPORTS_HIGHMEM
Ralf Baechle773cb772009-06-23 10:36:38 +0100666 select SYS_SUPPORTS_HOTPLUG_CPU
David Daney5e683382009-02-02 11:30:59 -0800667 select SYS_HAS_CPU_CAVIUM_OCTEON
David Daneya86c7f72008-12-11 15:33:38 -0800668 help
669 The Octeon simulator is software performance model of the Cavium
670 Octeon Processor. It supports simulating Octeon processors on x86
671 hardware.
672
673config CAVIUM_OCTEON_REFERENCE_BOARD
Yoichi Yuasac9d89d92009-06-02 23:15:10 +0900674 bool "Cavium Networks Octeon reference board"
David Daneya86c7f72008-12-11 15:33:38 -0800675 select CEVT_R4K
676 select 64BIT_PHYS_ADDR
677 select DMA_COHERENT
678 select SYS_SUPPORTS_64BIT_KERNEL
679 select SYS_SUPPORTS_BIG_ENDIAN
680 select SYS_SUPPORTS_HIGHMEM
Ralf Baechle773cb772009-06-23 10:36:38 +0100681 select SYS_SUPPORTS_HOTPLUG_CPU
David Daneya86c7f72008-12-11 15:33:38 -0800682 select SYS_HAS_EARLY_PRINTK
David Daney5e683382009-02-02 11:30:59 -0800683 select SYS_HAS_CPU_CAVIUM_OCTEON
David Daneya86c7f72008-12-11 15:33:38 -0800684 select SWAP_IO_SPACE
David Daneye8635b42009-04-23 17:44:38 -0700685 select HW_HAS_PCI
686 select ARCH_SUPPORTS_MSI
David Daneya86c7f72008-12-11 15:33:38 -0800687 help
688 This option supports all of the Octeon reference boards from Cavium
689 Networks. It builds a kernel that dynamically determines the Octeon
690 CPU type and supports all known board reference implementations.
691 Some of the supported boards are:
692 EBT3000
693 EBH3000
694 EBH3100
695 Thunder
696 Kodama
697 Hikari
698 Say Y here for most Octeon reference boards.
699
Linus Torvalds1da177e2005-04-16 15:20:36 -0700700endchoice
701
Ralf Baechlee8c7c482008-09-16 19:12:16 +0200702source "arch/mips/alchemy/Kconfig"
Yoichi Yuasa9c746ed2007-12-12 22:39:54 +0900703source "arch/mips/basler/excite/Kconfig"
Maxime Bizone7300d02009-08-18 13:23:37 +0100704source "arch/mips/bcm63xx/Kconfig"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100705source "arch/mips/jazz/Kconfig"
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200706source "arch/mips/lasat/Kconfig"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100707source "arch/mips/pmc-sierra/Kconfig"
David VomLehna3a0f8c2009-08-30 17:15:11 -0700708source "arch/mips/powertv/Kconfig"
Ralf Baechle29c48692005-02-07 01:27:14 +0000709source "arch/mips/sgi-ip27/Kconfig"
Ralf Baechle38b18f722005-02-03 14:28:23 +0000710source "arch/mips/sibyte/Kconfig"
Atsushi Nemoto22b1d702008-07-11 00:31:36 +0900711source "arch/mips/txx9/Kconfig"
Ralf Baechle5e83d432005-10-29 19:32:41 +0100712source "arch/mips/vr41xx/Kconfig"
David Daneya86c7f72008-12-11 15:33:38 -0800713source "arch/mips/cavium-octeon/Kconfig"
Wu Zhangjin85749d22009-07-02 23:26:45 +0800714source "arch/mips/loongson/Kconfig"
Ralf Baechle38b18f722005-02-03 14:28:23 +0000715
Ralf Baechle5e83d432005-10-29 19:32:41 +0100716endmenu
717
Linus Torvalds1da177e2005-04-16 15:20:36 -0700718config RWSEM_GENERIC_SPINLOCK
719 bool
720 default y
721
722config RWSEM_XCHGADD_ALGORITHM
723 bool
724
David Howellsf0d1b0b2006-12-08 02:37:49 -0800725config ARCH_HAS_ILOG2_U32
726 bool
727 default n
728
729config ARCH_HAS_ILOG2_U64
730 bool
731 default n
732
Ralf Baechle00a58252007-12-06 16:53:19 +0000733config ARCH_SUPPORTS_OPROFILE
734 bool
735 default y if !MIPS_MT_SMTC
736
Akinobu Mita3c9ee7e2006-03-26 01:39:30 -0800737config GENERIC_FIND_NEXT_BIT
738 bool
739 default y
740
741config GENERIC_HWEIGHT
742 bool
743 default y
744
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745config GENERIC_CALIBRATE_DELAY
746 bool
747 default y
748
Ralf Baechle7bcf7712007-10-11 23:46:09 +0100749config GENERIC_CLOCKEVENTS
750 bool
751 default y
752
Ralf Baechle8db02012006-10-02 16:54:48 +0100753config GENERIC_TIME
754 bool
755 default y
756
Ralf Baechlef5ff0a22007-08-13 15:26:12 +0100757config GENERIC_CMOS_UPDATE
758 bool
759 default y
760
Ingo Molnarae1e9132008-11-11 09:05:16 +0100761config SCHED_OMIT_FRAME_POINTER
Atsushi Nemoto1cc89032006-04-04 13:11:45 +0900762 bool
763 default y
764
Franck Bui-Huue77c2322006-12-01 18:22:27 +0100765config GENERIC_HARDIRQS_NO__DO_IRQ
Ralf Baechlec87e0902009-03-30 14:49:44 +0200766 def_bool y
Franck Bui-Huue77c2322006-12-01 18:22:27 +0100767
Linus Torvalds1da177e2005-04-16 15:20:36 -0700768#
769# Select some configuration options automatically based on user selections.
770#
771config ARC
772 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700773
Ralf Baechle61ed2422005-09-15 08:52:34 +0000774config ARCH_MAY_HAVE_PC_FDC
775 bool
776
Marc St-Jean9267a302007-06-14 15:55:31 -0600777config BOOT_RAW
778 bool
779
Ralf Baechle217dd112007-11-01 01:57:55 +0000780config CEVT_BCM1480
781 bool
782
Yoichi Yuasa6457d9f2008-04-25 12:11:44 +0900783config CEVT_DS1287
784 bool
785
Yoichi Yuasa1097c6a2007-10-22 19:43:15 +0900786config CEVT_GT641XX
787 bool
788
Manuel Lauss779e7d42008-12-21 09:26:22 +0100789config CEVT_R4K_LIB
790 bool
791
Ralf Baechle42f77542007-10-18 17:48:11 +0100792config CEVT_R4K
Manuel Lauss779e7d42008-12-21 09:26:22 +0100793 select CEVT_R4K_LIB
Ralf Baechle42f77542007-10-18 17:48:11 +0100794 bool
795
Ralf Baechle217dd112007-11-01 01:57:55 +0000796config CEVT_SB1250
797 bool
798
Atsushi Nemoto229f7732007-10-25 01:34:09 +0900799config CEVT_TXX9
800 bool
801
Ralf Baechle217dd112007-11-01 01:57:55 +0000802config CSRC_BCM1480
803 bool
804
Yoichi Yuasa42474172008-04-24 09:48:40 +0900805config CSRC_IOASIC
806 bool
807
David VomLehna3a0f8c2009-08-30 17:15:11 -0700808config CSRC_POWERTV
809 bool
810
Manuel Lauss779e7d42008-12-21 09:26:22 +0100811config CSRC_R4K_LIB
812 bool
813
Ralf Baechle940f6b42007-11-24 22:33:28 +0000814config CSRC_R4K
Manuel Lauss779e7d42008-12-21 09:26:22 +0100815 select CSRC_R4K_LIB
Ralf Baechle940f6b42007-11-24 22:33:28 +0000816 bool
817
Ralf Baechle217dd112007-11-01 01:57:55 +0000818config CSRC_SB1250
819 bool
820
Atsushi Nemotoa9aec7f2008-04-05 00:55:41 +0900821config GPIO_TXX9
822 select GENERIC_GPIO
Michael Buesch7444a722008-07-25 01:46:11 -0700823 select ARCH_REQUIRE_GPIOLIB
Atsushi Nemotoa9aec7f2008-04-05 00:55:41 +0900824 bool
825
Aurelien Jarnodf78b5c2007-09-05 08:58:26 +0200826config CFE
827 bool
828
Ralf Baechle4ce588c2005-09-03 15:56:19 -0700829config DMA_COHERENT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700830 bool
831
Ralf Baechle4ce588c2005-09-03 15:56:19 -0700832config DMA_NONCOHERENT
833 bool
834 select DMA_NEED_PCI_MAP_STATE
835
836config DMA_NEED_PCI_MAP_STATE
Linus Torvalds1da177e2005-04-16 15:20:36 -0700837 bool
838
839config EARLY_PRINTK
Ralf Baechle36a88532007-03-01 11:56:43 +0000840 bool "Early printk" if EMBEDDED && DEBUG_KERNEL
841 depends on SYS_HAS_EARLY_PRINTK
842 default y
843 help
844 This option enables special console drivers which allow the kernel
845 to print messages very early in the bootup process.
846
847 This is useful for kernel debugging when your machine crashes very
Robert P. J. Day490dcc42007-05-20 12:11:07 -0400848 early before the console code is initialized. For normal operation,
849 it is not recommended because it looks ugly on some machines and
850 doesn't cooperate with an X server. You should normally say N here,
Ralf Baechle36a88532007-03-01 11:56:43 +0000851 unless you want to debug such a crash.
852
853config SYS_HAS_EARLY_PRINTK
Linus Torvalds1da177e2005-04-16 15:20:36 -0700854 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700855
Ralf Baechledbb74542007-08-07 14:52:17 +0100856config HOTPLUG_CPU
Ralf Baechle1b2bc752009-06-23 10:00:31 +0100857 bool "Support for hot-pluggable CPUs"
858 depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU
859 help
860 Say Y here to allow turning CPUs off and on. CPUs can be
861 controlled through /sys/devices/system/cpu.
862 (Note: power management support will enable this option
863 automatically on SMP systems. )
864 Say N if you want to disable CPU hotplug.
865
866config SYS_SUPPORTS_HOTPLUG_CPU
Ralf Baechledbb74542007-08-07 14:52:17 +0100867 bool
Ralf Baechledbb74542007-08-07 14:52:17 +0100868
Linus Torvalds1da177e2005-04-16 15:20:36 -0700869config I8259
870 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700871
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872config MIPS_BONITO64
873 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700874
875config MIPS_MSC
876 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700877
Brian Murphy1f21d2b2007-08-21 22:34:16 +0200878config MIPS_NILE4
879 bool
880
Linus Torvalds1da177e2005-04-16 15:20:36 -0700881config MIPS_DISABLE_OBSOLETE_IDE
882 bool
883
Ralf Baechle39b8d522008-04-28 17:14:26 +0100884config SYNC_R4K
885 bool
886
Maciej W. Rozyckid388d682007-05-29 15:08:07 +0100887config NO_IOPORT
888 def_bool n
889
Ralf Baechle8313da32007-08-24 16:48:30 +0100890config GENERIC_ISA_DMA
891 bool
892 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
893
Ralf Baechleaa414df2006-11-30 01:14:51 +0000894config GENERIC_ISA_DMA_SUPPORT_BROKEN
895 bool
Ralf Baechle8313da32007-08-24 16:48:30 +0100896 select GENERIC_ISA_DMA
Ralf Baechleaa414df2006-11-30 01:14:51 +0000897
Yoichi Yuasa09663332007-05-22 00:05:58 +0900898config GENERIC_GPIO
899 bool
900
Ralf Baechle5e83d432005-10-29 19:32:41 +0100901#
Matt LaPlante3cb2fcc2006-11-30 05:22:59 +0100902# Endianess selection. Sufficiently obscure so many users don't know what to
Ralf Baechle5e83d432005-10-29 19:32:41 +0100903# answer,so we try hard to limit the available choices. Also the use of a
904# choice statement should be more obvious to the user.
905#
906choice
907 prompt "Endianess selection"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700908 help
909 Some MIPS machines can be configured for either little or big endian
Ralf Baechle5e83d432005-10-29 19:32:41 +0100910 byte order. These modes require different kernels and a different
Matt LaPlante3cb2fcc2006-11-30 05:22:59 +0100911 Linux distribution. In general there is one preferred byteorder for a
Ralf Baechle5e83d432005-10-29 19:32:41 +0100912 particular system but some systems are just as commonly used in the
David Sterba3dde6ad2007-05-09 07:12:20 +0200913 one or the other endianness.
Ralf Baechle5e83d432005-10-29 19:32:41 +0100914
915config CPU_BIG_ENDIAN
916 bool "Big endian"
917 depends on SYS_SUPPORTS_BIG_ENDIAN
918
919config CPU_LITTLE_ENDIAN
920 bool "Little endian"
921 depends on SYS_SUPPORTS_LITTLE_ENDIAN
922 help
923
924endchoice
925
Ralf Baechle21162452007-02-09 17:08:58 +0000926config SYS_SUPPORTS_APM_EMULATION
927 bool
928
Ralf Baechle5e83d432005-10-29 19:32:41 +0100929config SYS_SUPPORTS_BIG_ENDIAN
930 bool
931
932config SYS_SUPPORTS_LITTLE_ENDIAN
933 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700934
David Daney9cffd152009-05-27 17:47:46 -0700935config SYS_SUPPORTS_HUGETLBFS
936 bool
937 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
938 default y
939
Linus Torvalds1da177e2005-04-16 15:20:36 -0700940config IRQ_CPU
941 bool
942
943config IRQ_CPU_RM7K
944 bool
945
Ralf Baechle5e83d432005-10-29 19:32:41 +0100946config IRQ_CPU_RM9K
947 bool
948
Marc St-Jean9267a302007-06-14 15:55:31 -0600949config IRQ_MSP_SLP
950 bool
951
952config IRQ_MSP_CIC
953 bool
954
Atsushi Nemoto8420fd02007-08-02 23:35:53 +0900955config IRQ_TXX9
956 bool
957
Yoichi Yuasad5ab1a62007-09-13 23:51:26 +0900958config IRQ_GT641XX
959 bool
960
Ralf Baechle39b8d522008-04-28 17:14:26 +0100961config IRQ_GIC
962 bool
963
David Daneya86c7f72008-12-11 15:33:38 -0800964config IRQ_CPU_OCTEON
965 bool
966
Linus Torvalds1da177e2005-04-16 15:20:36 -0700967config MIPS_BOARDS_GEN
968 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700969
Yoichi Yuasa252161e2007-03-14 21:51:26 +0900970config PCI_GT64XXX_PCI0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700971 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -0700972
Marc St-Jean9267a302007-06-14 15:55:31 -0600973config NO_EXCEPT_FILL
974 bool
975
thomas@koeller.dyndns.org663c3d92006-08-27 13:51:48 +0200976config MIPS_RM9122
977 bool
978 select SERIAL_RM9000
thomas@koeller.dyndns.org663c3d92006-08-27 13:51:48 +0200979
Ralf Baechlea83860c2009-03-13 21:17:57 +0100980config SOC_EMMA2RH
981 bool
982 select CEVT_R4K
983 select CSRC_R4K
984 select DMA_NONCOHERENT
985 select IRQ_CPU
986 select SWAP_IO_SPACE
987 select SYS_HAS_CPU_R5500
988 select SYS_SUPPORTS_32BIT_KERNEL
989 select SYS_SUPPORTS_64BIT_KERNEL
990 select SYS_SUPPORTS_BIG_ENDIAN
991
Daniel Lairdedb63102008-06-16 15:49:21 +0100992config SOC_PNX833X
993 bool
994 select CEVT_R4K
995 select CSRC_R4K
996 select IRQ_CPU
997 select DMA_NONCOHERENT
998 select SYS_HAS_CPU_MIPS32_R2
999 select SYS_SUPPORTS_32BIT_KERNEL
1000 select SYS_SUPPORTS_LITTLE_ENDIAN
1001 select SYS_SUPPORTS_BIG_ENDIAN
Daniel Lairdedb63102008-06-16 15:49:21 +01001002 select GENERIC_GPIO
1003 select CPU_MIPSR2_IRQ_VI
1004
1005config SOC_PNX8335
1006 bool
1007 select SOC_PNX833X
1008
Pete Popovbdf21b12005-07-14 17:47:57 +00001009config PNX8550
1010 bool
1011 select SOC_PNX8550
1012
1013config SOC_PNX8550
1014 bool
Pete Popovbdf21b12005-07-14 17:47:57 +00001015 select DMA_NONCOHERENT
1016 select HW_HAS_PCI
Ralf Baechleb8c2a772005-10-31 13:08:37 +00001017 select SYS_HAS_CPU_MIPS32_R1
Ralf Baechle36a88532007-03-01 11:56:43 +00001018 select SYS_HAS_EARLY_PRINTK
Ralf Baechle7cf80532005-10-20 22:33:09 +01001019 select SYS_SUPPORTS_32BIT_KERNEL
Florian Fainelli4ead1682007-05-22 21:44:42 +02001020 select GENERIC_GPIO
Pete Popovbdf21b12005-07-14 17:47:57 +00001021
Linus Torvalds1da177e2005-04-16 15:20:36 -07001022config SWAP_IO_SPACE
1023 bool
1024
thomas@koeller.dyndns.org663c3d92006-08-27 13:51:48 +02001025config SERIAL_RM9000
1026 bool
1027
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +01001028config SGI_HAS_INDYDOG
1029 bool
1030
Thomas Bogendoerfer5b438c42008-07-10 20:29:55 +02001031config SGI_HAS_HAL2
1032 bool
1033
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +01001034config SGI_HAS_SEEQ
1035 bool
1036
1037config SGI_HAS_WD93
1038 bool
1039
1040config SGI_HAS_ZILOG
1041 bool
1042
1043config SGI_HAS_I8042
1044 bool
1045
1046config DEFAULT_SGI_PARTITION
1047 bool
1048
Ralf Baechle5e83d432005-10-29 19:32:41 +01001049config ARC32
1050 bool
1051
Thomas Bogendoerfer231a35d2008-01-04 23:31:07 +01001052config SNIPROM
1053 bool
1054
Linus Torvalds1da177e2005-04-16 15:20:36 -07001055config BOOT_ELF32
1056 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001057
1058config MIPS_L1_CACHE_SHIFT
1059 int
Ralf Baechlec7088752009-10-12 22:30:06 +02001060 default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
Ralf Baechle0db2b742009-10-13 16:54:01 +02001061 default "6" if MIPS_CPU_SCACHE
David Daneya86c7f72008-12-11 15:33:38 -08001062 default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
Linus Torvalds1da177e2005-04-16 15:20:36 -07001063 default "5"
1064
Linus Torvalds1da177e2005-04-16 15:20:36 -07001065config HAVE_STD_PC_SERIAL_PORT
1066 bool
1067
Linus Torvalds1da177e2005-04-16 15:20:36 -07001068config ARC_CONSOLE
1069 bool "ARC console support"
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +01001070 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001071
1072config ARC_MEMORY
1073 bool
Thomas Bogendoerfer14b36af2006-12-05 17:05:44 +01001074 depends on MACH_JAZZ || SNI_RM || SGI_IP32
Linus Torvalds1da177e2005-04-16 15:20:36 -07001075 default y
1076
1077config ARC_PROMLIB
1078 bool
Thomas Bogendoerfere2defae2007-12-02 13:00:32 +01001079 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
Linus Torvalds1da177e2005-04-16 15:20:36 -07001080 default y
1081
1082config ARC64
1083 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084
1085config BOOT_ELF64
1086 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001087
Linus Torvalds1da177e2005-04-16 15:20:36 -07001088menu "CPU selection"
1089
1090choice
1091 prompt "CPU type"
1092 default CPU_R4X00
1093
Wu Zhangjin3702bba2009-07-02 23:27:41 +08001094config CPU_LOONGSON2E
1095 bool "Loongson 2E"
1096 depends on SYS_HAS_CPU_LOONGSON2E
1097 select CPU_LOONGSON2
Fuxin Zhang2a21c732007-06-06 14:52:43 +08001098 help
1099 The Loongson 2E processor implements the MIPS III instruction set
1100 with many extensions.
1101
Wu Zhangjin6f7a2512009-11-06 18:45:05 +08001102 It has an internal FPGA northbridge, which is compatiable to
1103 bonito64.
1104
1105config CPU_LOONGSON2F
1106 bool "Loongson 2F"
1107 depends on SYS_HAS_CPU_LOONGSON2F
1108 select CPU_LOONGSON2
1109 help
1110 The Loongson 2F processor implements the MIPS III instruction set
1111 with many extensions.
1112
1113 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
1114 have a similar programming interface with FPGA northbridge used in
1115 Loongson2E.
1116
Ralf Baechle6e760c82005-07-06 12:08:11 +00001117config CPU_MIPS32_R1
1118 bool "MIPS32 Release 1"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001119 depends on SYS_HAS_CPU_MIPS32_R1
Ralf Baechle6e760c82005-07-06 12:08:11 +00001120 select CPU_HAS_PREFETCH
Ralf Baechle797798c2005-08-10 15:17:11 +00001121 select CPU_SUPPORTS_32BIT_KERNEL
Ralf Baechleec28f302006-03-05 00:45:33 +00001122 select CPU_SUPPORTS_HIGHMEM
Ralf Baechle6e760c82005-07-06 12:08:11 +00001123 help
Ralf Baechle5e83d432005-10-29 19:32:41 +01001124 Choose this option to build a kernel for release 1 or later of the
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001125 MIPS32 architecture. Most modern embedded systems with a 32-bit
1126 MIPS processor are based on a MIPS32 processor. If you know the
1127 specific type of processor in your system, choose those that one
1128 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1129 Release 2 of the MIPS32 architecture is available since several
1130 years so chances are you even have a MIPS32 Release 2 processor
1131 in which case you should choose CPU_MIPS32_R2 instead for better
1132 performance.
1133
1134config CPU_MIPS32_R2
1135 bool "MIPS32 Release 2"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001136 depends on SYS_HAS_CPU_MIPS32_R2
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001137 select CPU_HAS_PREFETCH
Ralf Baechle797798c2005-08-10 15:17:11 +00001138 select CPU_SUPPORTS_32BIT_KERNEL
Ralf Baechleec28f302006-03-05 00:45:33 +00001139 select CPU_SUPPORTS_HIGHMEM
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001140 help
Ralf Baechle5e83d432005-10-29 19:32:41 +01001141 Choose this option to build a kernel for release 2 or later of the
Ralf Baechle6e760c82005-07-06 12:08:11 +00001142 MIPS32 architecture. Most modern embedded systems with a 32-bit
1143 MIPS processor are based on a MIPS32 processor. If you know the
1144 specific type of processor in your system, choose those that one
1145 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001146
Ralf Baechle6e760c82005-07-06 12:08:11 +00001147config CPU_MIPS64_R1
1148 bool "MIPS64 Release 1"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001149 depends on SYS_HAS_CPU_MIPS64_R1
Ralf Baechle797798c2005-08-10 15:17:11 +00001150 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001151 select CPU_SUPPORTS_32BIT_KERNEL
1152 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechleec28f302006-03-05 00:45:33 +00001153 select CPU_SUPPORTS_HIGHMEM
David Daney9cffd152009-05-27 17:47:46 -07001154 select CPU_SUPPORTS_HUGEPAGES
Ralf Baechle6e760c82005-07-06 12:08:11 +00001155 help
1156 Choose this option to build a kernel for release 1 or later of the
1157 MIPS64 architecture. Many modern embedded systems with a 64-bit
1158 MIPS processor are based on a MIPS64 processor. If you know the
1159 specific type of processor in your system, choose those that one
1160 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001161 Release 2 of the MIPS64 architecture is available since several
1162 years so chances are you even have a MIPS64 Release 2 processor
1163 in which case you should choose CPU_MIPS64_R2 instead for better
1164 performance.
1165
1166config CPU_MIPS64_R2
1167 bool "MIPS64 Release 2"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001168 depends on SYS_HAS_CPU_MIPS64_R2
Ralf Baechle797798c2005-08-10 15:17:11 +00001169 select CPU_HAS_PREFETCH
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001170 select CPU_SUPPORTS_32BIT_KERNEL
1171 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechleec28f302006-03-05 00:45:33 +00001172 select CPU_SUPPORTS_HIGHMEM
David Daney9cffd152009-05-27 17:47:46 -07001173 select CPU_SUPPORTS_HUGEPAGES
Ralf Baechle1e5f1ca2005-07-12 14:51:22 +00001174 help
1175 Choose this option to build a kernel for release 2 or later of the
1176 MIPS64 architecture. Many modern embedded systems with a 64-bit
1177 MIPS processor are based on a MIPS64 processor. If you know the
1178 specific type of processor in your system, choose those that one
1179 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001180
1181config CPU_R3000
1182 bool "R3000"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001183 depends on SYS_HAS_CPU_R3000
Ralf Baechlef7062dd2006-04-24 14:58:53 +01001184 select CPU_HAS_WB
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001185 select CPU_SUPPORTS_32BIT_KERNEL
Ralf Baechle797798c2005-08-10 15:17:11 +00001186 select CPU_SUPPORTS_HIGHMEM
Linus Torvalds1da177e2005-04-16 15:20:36 -07001187 help
1188 Please make sure to pick the right CPU type. Linux/MIPS is not
1189 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1190 *not* work on R4000 machines and vice versa. However, since most
1191 of the supported machines have an R4000 (or similar) CPU, R4x00
1192 might be a safe bet. If the resulting kernel does not work,
1193 try to recompile with R3000.
1194
1195config CPU_TX39XX
1196 bool "R39XX"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001197 depends on SYS_HAS_CPU_TX39XX
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001198 select CPU_SUPPORTS_32BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001199
1200config CPU_VR41XX
1201 bool "R41xx"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001202 depends on SYS_HAS_CPU_VR41XX
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001203 select CPU_SUPPORTS_32BIT_KERNEL
1204 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001205 help
Ralf Baechle5e83d432005-10-29 19:32:41 +01001206 The options selects support for the NEC VR4100 series of processors.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001207 Only choose this option if you have one of these processors as a
1208 kernel built with this option will not run on any other type of
1209 processor or vice versa.
1210
1211config CPU_R4300
1212 bool "R4300"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001213 depends on SYS_HAS_CPU_R4300
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001214 select CPU_SUPPORTS_32BIT_KERNEL
1215 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001216 help
1217 MIPS Technologies R4300-series processors.
1218
1219config CPU_R4X00
1220 bool "R4x00"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001221 depends on SYS_HAS_CPU_R4X00
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001222 select CPU_SUPPORTS_32BIT_KERNEL
1223 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001224 help
1225 MIPS Technologies R4000-series processors other than 4300, including
1226 the R4000, R4400, R4600, and 4700.
1227
1228config CPU_TX49XX
1229 bool "R49XX"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001230 depends on SYS_HAS_CPU_TX49XX
Atsushi Nemotode862b42006-03-17 12:59:22 +09001231 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001232 select CPU_SUPPORTS_32BIT_KERNEL
1233 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001234
1235config CPU_R5000
1236 bool "R5000"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001237 depends on SYS_HAS_CPU_R5000
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001238 select CPU_SUPPORTS_32BIT_KERNEL
1239 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240 help
1241 MIPS Technologies R5000-series processors other than the Nevada.
1242
1243config CPU_R5432
1244 bool "R5432"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001245 depends on SYS_HAS_CPU_R5432
Ralf Baechle5e83d432005-10-29 19:32:41 +01001246 select CPU_SUPPORTS_32BIT_KERNEL
1247 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001248
Shinya Kuribayashi542c1022008-10-24 01:27:57 +09001249config CPU_R5500
1250 bool "R5500"
1251 depends on SYS_HAS_CPU_R5500
Shinya Kuribayashi542c1022008-10-24 01:27:57 +09001252 select CPU_SUPPORTS_32BIT_KERNEL
1253 select CPU_SUPPORTS_64BIT_KERNEL
David Daney9cffd152009-05-27 17:47:46 -07001254 select CPU_SUPPORTS_HUGEPAGES
Shinya Kuribayashi542c1022008-10-24 01:27:57 +09001255 help
1256 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1257 instruction set.
1258
Linus Torvalds1da177e2005-04-16 15:20:36 -07001259config CPU_R6000
1260 bool "R6000"
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001261 depends on EXPERIMENTAL
Ralf Baechle7cf80532005-10-20 22:33:09 +01001262 depends on SYS_HAS_CPU_R6000
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001263 select CPU_SUPPORTS_32BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001264 help
1265 MIPS Technologies R6000 and R6000A series processors. Note these
Chris Dearmanc09b47d2006-06-20 17:15:20 +01001266 processors are extremely rare and the support for them is incomplete.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001267
1268config CPU_NEVADA
1269 bool "RM52xx"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001270 depends on SYS_HAS_CPU_NEVADA
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001271 select CPU_SUPPORTS_32BIT_KERNEL
1272 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001273 help
1274 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1275
1276config CPU_R8000
1277 bool "R8000"
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001278 depends on EXPERIMENTAL
Ralf Baechle7cf80532005-10-20 22:33:09 +01001279 depends on SYS_HAS_CPU_R8000
Ralf Baechle5e83d432005-10-29 19:32:41 +01001280 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001281 select CPU_SUPPORTS_64BIT_KERNEL
Linus Torvalds1da177e2005-04-16 15:20:36 -07001282 help
1283 MIPS Technologies R8000 processors. Note these processors are
1284 uncommon and the support for them is incomplete.
1285
1286config CPU_R10000
1287 bool "R10000"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001288 depends on SYS_HAS_CPU_R10000
Ralf Baechle5e83d432005-10-29 19:32:41 +01001289 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001290 select CPU_SUPPORTS_32BIT_KERNEL
1291 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechle797798c2005-08-10 15:17:11 +00001292 select CPU_SUPPORTS_HIGHMEM
Linus Torvalds1da177e2005-04-16 15:20:36 -07001293 help
1294 MIPS Technologies R10000-series processors.
1295
1296config CPU_RM7000
1297 bool "RM7000"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001298 depends on SYS_HAS_CPU_RM7000
Ralf Baechle5e83d432005-10-29 19:32:41 +01001299 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001300 select CPU_SUPPORTS_32BIT_KERNEL
1301 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechle797798c2005-08-10 15:17:11 +00001302 select CPU_SUPPORTS_HIGHMEM
Linus Torvalds1da177e2005-04-16 15:20:36 -07001303
1304config CPU_RM9000
1305 bool "RM9000"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001306 depends on SYS_HAS_CPU_RM9000
Ralf Baechle5e83d432005-10-29 19:32:41 +01001307 select CPU_HAS_PREFETCH
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001308 select CPU_SUPPORTS_32BIT_KERNEL
1309 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechle797798c2005-08-10 15:17:11 +00001310 select CPU_SUPPORTS_HIGHMEM
Ralf Baechle0004a9d2006-10-31 03:45:07 +00001311 select WEAK_ORDERING
Linus Torvalds1da177e2005-04-16 15:20:36 -07001312
1313config CPU_SB1
1314 bool "SB1"
Ralf Baechle7cf80532005-10-20 22:33:09 +01001315 depends on SYS_HAS_CPU_SB1
Yoichi Yuasaed5ba2f2005-09-03 15:56:21 -07001316 select CPU_SUPPORTS_32BIT_KERNEL
1317 select CPU_SUPPORTS_64BIT_KERNEL
Ralf Baechle797798c2005-08-10 15:17:11 +00001318 select CPU_SUPPORTS_HIGHMEM
Ralf Baechle0004a9d2006-10-31 03:45:07 +00001319 select WEAK_ORDERING
Linus Torvalds1da177e2005-04-16 15:20:36 -07001320
David Daneya86c7f72008-12-11 15:33:38 -08001321config CPU_CAVIUM_OCTEON
1322 bool "Cavium Octeon processor"
David Daney5e683382009-02-02 11:30:59 -08001323 depends on SYS_HAS_CPU_CAVIUM_OCTEON
David Daneya86c7f72008-12-11 15:33:38 -08001324 select IRQ_CPU
1325 select IRQ_CPU_OCTEON
1326 select CPU_HAS_PREFETCH
1327 select CPU_SUPPORTS_64BIT_KERNEL
1328 select SYS_SUPPORTS_SMP
1329 select NR_CPUS_DEFAULT_16
1330 select WEAK_ORDERING
1331 select WEAK_REORDERING_BEYOND_LLSC
1332 select CPU_SUPPORTS_HIGHMEM
David Daney9cffd152009-05-27 17:47:46 -07001333 select CPU_SUPPORTS_HUGEPAGES
David Daneya86c7f72008-12-11 15:33:38 -08001334 help
1335 The Cavium Octeon processor is a highly integrated chip containing
1336 many ethernet hardware widgets for networking tasks. The processor
1337 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1338 Full details can be found at http://www.caviumnetworks.com.
1339
Linus Torvalds1da177e2005-04-16 15:20:36 -07001340endchoice
1341
Wu Zhangjin1b93b3c2009-10-14 18:12:16 +08001342config SYS_SUPPORTS_ZBOOT
1343 bool
1344 select HAVE_KERNEL_GZIP
1345 select HAVE_KERNEL_BZIP2
1346 select HAVE_KERNEL_LZMA
1347
1348config SYS_SUPPORTS_ZBOOT_UART16550
1349 bool
1350 select SYS_SUPPORTS_ZBOOT
1351
Wu Zhangjin3702bba2009-07-02 23:27:41 +08001352config CPU_LOONGSON2
1353 bool
1354 select CPU_SUPPORTS_32BIT_KERNEL
1355 select CPU_SUPPORTS_64BIT_KERNEL
1356 select CPU_SUPPORTS_HIGHMEM
1357
1358config SYS_HAS_CPU_LOONGSON2E
Fuxin Zhang2a21c732007-06-06 14:52:43 +08001359 bool
1360
Wu Zhangjin6f7a2512009-11-06 18:45:05 +08001361config SYS_HAS_CPU_LOONGSON2F
1362 bool
Wu Zhangjin55045ff2009-11-11 13:39:12 +08001363 select CPU_SUPPORTS_CPUFREQ
1364 select CPU_SUPPORTS_ADDRWINCFG if 64BIT
Wu Zhangjin22f1fdf2009-11-11 13:59:23 +08001365 select CPU_SUPPORTS_UNCACHED_ACCELERATED
Wu Zhangjin6f7a2512009-11-06 18:45:05 +08001366
Ralf Baechle7cf80532005-10-20 22:33:09 +01001367config SYS_HAS_CPU_MIPS32_R1
1368 bool
1369
1370config SYS_HAS_CPU_MIPS32_R2
1371 bool
1372
1373config SYS_HAS_CPU_MIPS64_R1
1374 bool
1375
1376config SYS_HAS_CPU_MIPS64_R2
1377 bool
1378
1379config SYS_HAS_CPU_R3000
1380 bool
1381
1382config SYS_HAS_CPU_TX39XX
1383 bool
1384
1385config SYS_HAS_CPU_VR41XX
1386 bool
1387
1388config SYS_HAS_CPU_R4300
1389 bool
1390
1391config SYS_HAS_CPU_R4X00
1392 bool
1393
1394config SYS_HAS_CPU_TX49XX
1395 bool
1396
1397config SYS_HAS_CPU_R5000
1398 bool
1399
1400config SYS_HAS_CPU_R5432
1401 bool
1402
Shinya Kuribayashi542c1022008-10-24 01:27:57 +09001403config SYS_HAS_CPU_R5500
1404 bool
1405
Ralf Baechle7cf80532005-10-20 22:33:09 +01001406config SYS_HAS_CPU_R6000
1407 bool
1408
1409config SYS_HAS_CPU_NEVADA
1410 bool
1411
1412config SYS_HAS_CPU_R8000
1413 bool
1414
1415config SYS_HAS_CPU_R10000
1416 bool
1417
1418config SYS_HAS_CPU_RM7000
1419 bool
1420
1421config SYS_HAS_CPU_RM9000
1422 bool
1423
1424config SYS_HAS_CPU_SB1
1425 bool
1426
David Daney5e683382009-02-02 11:30:59 -08001427config SYS_HAS_CPU_CAVIUM_OCTEON
1428 bool
1429
Ralf Baechle17099b12007-07-14 13:24:05 +01001430#
1431# CPU may reorder R->R, R->W, W->R, W->W
1432# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
1433#
Ralf Baechle0004a9d2006-10-31 03:45:07 +00001434config WEAK_ORDERING
1435 bool
Ralf Baechle17099b12007-07-14 13:24:05 +01001436
1437#
1438# CPU may reorder reads and writes beyond LL/SC
1439# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
1440#
1441config WEAK_REORDERING_BEYOND_LLSC
1442 bool
Ralf Baechle5e83d432005-10-29 19:32:41 +01001443endmenu
1444
1445#
Chris Dearmanc09b47d2006-06-20 17:15:20 +01001446# These two indicate any level of the MIPS32 and MIPS64 architecture
Ralf Baechle5e83d432005-10-29 19:32:41 +01001447#
1448config CPU_MIPS32
1449 bool
1450 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
1451
1452config CPU_MIPS64
1453 bool
1454 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
1455
1456#
Chris Dearmanc09b47d2006-06-20 17:15:20 +01001457# These two indicate the revision of the architecture, either Release 1 or Release 2
Ralf Baechle5e83d432005-10-29 19:32:41 +01001458#
1459config CPU_MIPSR1
1460 bool
1461 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1462
1463config CPU_MIPSR2
1464 bool
David Daneya86c7f72008-12-11 15:33:38 -08001465 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
Ralf Baechle5e83d432005-10-29 19:32:41 +01001466
1467config SYS_SUPPORTS_32BIT_KERNEL
1468 bool
1469config SYS_SUPPORTS_64BIT_KERNEL
1470 bool
1471config CPU_SUPPORTS_32BIT_KERNEL
1472 bool
1473config CPU_SUPPORTS_64BIT_KERNEL
1474 bool
Wu Zhangjin55045ff2009-11-11 13:39:12 +08001475config CPU_SUPPORTS_CPUFREQ
1476 bool
1477config CPU_SUPPORTS_ADDRWINCFG
1478 bool
David Daney9cffd152009-05-27 17:47:46 -07001479config CPU_SUPPORTS_HUGEPAGES
1480 bool
Wu Zhangjin22f1fdf2009-11-11 13:59:23 +08001481config CPU_SUPPORTS_UNCACHED_ACCELERATED
1482 bool
David Daney826222842009-10-14 12:16:56 -07001483config MIPS_PGD_C0_CONTEXT
1484 bool
1485 default y if 64BIT && CPU_MIPSR2
Ralf Baechle5e83d432005-10-29 19:32:41 +01001486
David Daney8192c9e2008-09-23 00:04:26 -07001487#
1488# Set to y for ptrace access to watch registers.
1489#
1490config HARDWARE_WATCHPOINTS
1491 bool
David Daneyf8394902009-01-05 15:29:14 -08001492 default y if CPU_MIPSR1 || CPU_MIPSR2
David Daney8192c9e2008-09-23 00:04:26 -07001493
Ralf Baechle5e83d432005-10-29 19:32:41 +01001494menu "Kernel type"
1495
1496choice
1497
1498 prompt "Kernel code model"
1499 help
1500 You should only select this option if you have a workload that
1501 actually benefits from 64-bit processing or if your machine has
1502 large memory. You will only be presented a single option in this
1503 menu if your system does not support both 32-bit and 64-bit kernels.
1504
1505config 32BIT
1506 bool "32-bit kernel"
1507 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
1508 select TRAD_SIGNALS
1509 help
1510 Select this option if you want to build a 32-bit kernel.
1511config 64BIT
1512 bool "64-bit kernel"
1513 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
Ralf Baechledbda6ac2009-02-08 16:00:26 +00001514 select HAVE_SYSCALL_WRAPPERS
Ralf Baechle5e83d432005-10-29 19:32:41 +01001515 help
1516 Select this option if you want to build a 64-bit kernel.
1517
1518endchoice
1519
Linus Torvalds1da177e2005-04-16 15:20:36 -07001520choice
1521 prompt "Kernel page size"
1522 default PAGE_SIZE_4KB
1523
1524config PAGE_SIZE_4KB
1525 bool "4kB"
Wu Zhangjin315fe622009-12-01 14:55:25 +08001526 depends on !CPU_LOONGSON2
Linus Torvalds1da177e2005-04-16 15:20:36 -07001527 help
1528 This option select the standard 4kB Linux page size. On some
1529 R3000-family processors this is the only available page size. Using
1530 4kB page size will minimize memory consumption and is therefore
1531 recommended for low memory systems.
1532
1533config PAGE_SIZE_8KB
1534 bool "8kB"
Ralf Baechlec52399b2009-04-02 14:07:10 +02001535 depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON
Linus Torvalds1da177e2005-04-16 15:20:36 -07001536 help
1537 Using 8kB page size will result in higher performance kernel at
1538 the price of higher memory consumption. This option is available
Ralf Baechlec52399b2009-04-02 14:07:10 +02001539 only on R8000 and cnMIPS processors. Note that you will need a
1540 suitable Linux distribution to support this.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001541
1542config PAGE_SIZE_16KB
1543 bool "16kB"
Ralf Baechle714bfad2006-05-17 14:04:30 +01001544 depends on !CPU_R3000 && !CPU_TX39XX
Linus Torvalds1da177e2005-04-16 15:20:36 -07001545 help
1546 Using 16kB page size will result in higher performance kernel at
1547 the price of higher memory consumption. This option is available on
Ralf Baechle714bfad2006-05-17 14:04:30 +01001548 all non-R3000 family processors. Note that you will need a suitable
1549 Linux distribution to support this.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001550
Ralf Baechlec52399b2009-04-02 14:07:10 +02001551config PAGE_SIZE_32KB
1552 bool "32kB"
1553 depends on CPU_CAVIUM_OCTEON
1554 help
1555 Using 32kB page size will result in higher performance kernel at
1556 the price of higher memory consumption. This option is available
1557 only on cnMIPS cores. Note that you will need a suitable Linux
1558 distribution to support this.
1559
Linus Torvalds1da177e2005-04-16 15:20:36 -07001560config PAGE_SIZE_64KB
1561 bool "64kB"
1562 depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
1563 help
1564 Using 64kB page size will result in higher performance kernel at
1565 the price of higher memory consumption. This option is available on
1566 all non-R3000 family processor. Not that at the time of this
Ralf Baechle714bfad2006-05-17 14:04:30 +01001567 writing this option is still high experimental.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001568
1569endchoice
1570
1571config BOARD_SCACHE
1572 bool
1573
1574config IP22_CPU_SCACHE
1575 bool
1576 select BOARD_SCACHE
1577
Chris Dearman9318c512006-06-20 17:15:20 +01001578#
1579# Support for a MIPS32 / MIPS64 style S-caches
1580#
1581config MIPS_CPU_SCACHE
1582 bool
1583 select BOARD_SCACHE
1584
Linus Torvalds1da177e2005-04-16 15:20:36 -07001585config R5000_CPU_SCACHE
1586 bool
1587 select BOARD_SCACHE
1588
1589config RM7000_CPU_SCACHE
1590 bool
1591 select BOARD_SCACHE
1592
1593config SIBYTE_DMA_PAGEOPS
1594 bool "Use DMA to clear/copy pages"
1595 depends on CPU_SB1
1596 help
1597 Instead of using the CPU to zero and copy pages, use a Data Mover
1598 channel. These DMA channels are otherwise unused by the standard
1599 SiByte Linux port. Seems to give a small performance benefit.
1600
1601config CPU_HAS_PREFETCH
Ralf Baechlec8094b52005-08-05 14:28:54 +00001602 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001603
Ralf Baechle340ee4b2005-08-17 17:44:08 +00001604choice
1605 prompt "MIPS MT options"
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001606
1607config MIPS_MT_DISABLED
1608 bool "Disable multithreading support."
1609 help
1610 Use this option if your workload can't take advantage of
1611 MIPS hardware multithreading support. On systems that don't have
1612 the option of an MT-enabled processor this option will be the only
1613 option in this menu.
Ralf Baechle340ee4b2005-08-17 17:44:08 +00001614
Ralf Baechle59d6ab82006-10-06 17:36:20 +01001615config MIPS_MT_SMP
1616 bool "Use 1 TC on each available VPE for SMP"
1617 depends on SYS_SUPPORTS_MULTITHREADING
1618 select CPU_MIPSR2_IRQ_VI
Chris Dearmand725cf32007-05-08 14:05:39 +01001619 select CPU_MIPSR2_IRQ_EI
Ralf Baechle59d6ab82006-10-06 17:36:20 +01001620 select MIPS_MT
Ralf Baechlef510aa32007-03-16 21:58:37 +00001621 select NR_CPUS_DEFAULT_2
Ralf Baechle59d6ab82006-10-06 17:36:20 +01001622 select SMP
Ralf Baechle0ab7aef2007-03-02 20:42:04 +00001623 select SYS_SUPPORTS_SCHED_SMT if SMP
Ralf Baechle59d6ab82006-10-06 17:36:20 +01001624 select SYS_SUPPORTS_SMP
Ralf Baechle87353d82007-11-19 12:23:51 +00001625 select SMP_UP
Ralf Baechle59d6ab82006-10-06 17:36:20 +01001626 help
1627 This is a kernel model which is also known a VSMP or lately
1628 has been marketesed into SMVP.
1629
Ralf Baechle41c594a2006-04-05 09:45:45 +01001630config MIPS_MT_SMTC
1631 bool "SMTC: Use all TCs on all VPEs for SMP"
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001632 depends on CPU_MIPS32_R2
1633 #depends on CPU_MIPS64_R2 # once there is hardware ...
1634 depends on SYS_SUPPORTS_MULTITHREADING
Ralf Baechlef7062dd2006-04-24 14:58:53 +01001635 select CPU_MIPSR2_IRQ_VI
Chris Dearmand725cf32007-05-08 14:05:39 +01001636 select CPU_MIPSR2_IRQ_EI
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001637 select MIPS_MT
Ralf Baechle130e2fb2007-02-06 16:53:15 +00001638 select NR_CPUS_DEFAULT_8
Ralf Baechle41c594a2006-04-05 09:45:45 +01001639 select SMP
Ralf Baechle73b76c72006-08-15 19:36:40 +01001640 select SYS_SUPPORTS_SMP
Ralf Baechle87353d82007-11-19 12:23:51 +00001641 select SMP_UP
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001642 help
1643 This is a kernel model which is known a SMTC or lately has been
1644 marketesed into SMVP.
Ralf Baechle41c594a2006-04-05 09:45:45 +01001645
Ralf Baechle340ee4b2005-08-17 17:44:08 +00001646endchoice
1647
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001648config MIPS_MT
1649 bool
1650
Ralf Baechle0ab7aef2007-03-02 20:42:04 +00001651config SCHED_SMT
1652 bool "SMT (multithreading) scheduler support"
1653 depends on SYS_SUPPORTS_SCHED_SMT
1654 default n
1655 help
1656 SMT scheduler support improves the CPU scheduler's decision making
1657 when dealing with MIPS MT enabled cores at a cost of slightly
1658 increased overhead in some places. If unsure say N here.
1659
1660config SYS_SUPPORTS_SCHED_SMT
1661 bool
1662
1663
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001664config SYS_SUPPORTS_MULTITHREADING
1665 bool
1666
Ralf Baechlef088fc82006-04-05 09:45:47 +01001667config MIPS_MT_FPAFF
1668 bool "Dynamic FPU affinity for FP-intensive threads"
Ralf Baechlef088fc82006-04-05 09:45:47 +01001669 default y
Ralf Baechle07cc0c92007-07-27 19:31:10 +01001670 depends on MIPS_MT_SMP || MIPS_MT_SMTC
1671
1672config MIPS_VPE_LOADER
1673 bool "VPE loader support."
1674 depends on SYS_SUPPORTS_MULTITHREADING
1675 select CPU_MIPSR2_IRQ_VI
1676 select CPU_MIPSR2_IRQ_EI
Ralf Baechle07cc0c92007-07-27 19:31:10 +01001677 select MIPS_MT
1678 help
1679 Includes a loader for loading an elf relocatable object
1680 onto another VPE and running it.
Ralf Baechlef088fc82006-04-05 09:45:47 +01001681
Kevin D. Kissell0db34212007-07-12 16:21:08 +01001682config MIPS_MT_SMTC_IM_BACKSTOP
1683 bool "Use per-TC register bits as backstop for inhibited IM bits"
1684 depends on MIPS_MT_SMTC
Kevin D. Kissell8531a352008-09-09 21:48:52 +02001685 default n
Kevin D. Kissell0db34212007-07-12 16:21:08 +01001686 help
1687 To support multiple TC microthreads acting as "CPUs" within
1688 a VPE, VPE-wide interrupt mask bits must be specially manipulated
1689 during interrupt handling. To support legacy drivers and interrupt
1690 controller management code, SMTC has a "backstop" to track and
1691 if necessary restore the interrupt mask. This has some performance
Kevin D. Kissell8531a352008-09-09 21:48:52 +02001692 impact on interrupt service overhead.
Kevin D. Kissell0db34212007-07-12 16:21:08 +01001693
Kevin D. Kissellf571eff2007-08-03 19:38:03 +02001694config MIPS_MT_SMTC_IRQAFF
1695 bool "Support IRQ affinity API"
1696 depends on MIPS_MT_SMTC
1697 default n
1698 help
1699 Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
1700 for SMTC Linux kernel. Requires platform support, of which
1701 an example can be found in the MIPS kernel i8259 and Malta
Kevin D. Kissell8531a352008-09-09 21:48:52 +02001702 platform code. Adds some overhead to interrupt dispatch, and
1703 should be used only if you know what you are doing.
Kevin D. Kissellf571eff2007-08-03 19:38:03 +02001704
Ralf Baechlee01402b2005-07-14 15:57:16 +00001705config MIPS_VPE_LOADER_TOM
1706 bool "Load VPE program into memory hidden from linux"
1707 depends on MIPS_VPE_LOADER
1708 default y
1709 help
1710 The loader can use memory that is present but has been hidden from
1711 Linux using the kernel command line option "mem=xxMB". It's up to
1712 you to ensure the amount you put in the option and the space your
1713 program requires is less or equal to the amount physically present.
1714
1715# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
1716config MIPS_VPE_APSP_API
Ralf Baechle5e83d432005-10-29 19:32:41 +01001717 bool "Enable support for AP/SP API (RTLX)"
1718 depends on MIPS_VPE_LOADER
1719 help
Ralf Baechlee01402b2005-07-14 15:57:16 +00001720
Ralf Baechle26009902006-04-05 09:45:45 +01001721config MIPS_APSP_KSPD
1722 bool "Enable KSPD"
1723 depends on MIPS_VPE_APSP_API
1724 default y
1725 help
1726 KSPD is a kernel daemon that accepts syscall requests from the SP
1727 side, actions them and returns the results. It also handles the
1728 "exit" syscall notifying other kernel modules the SP program is
1729 exiting. You probably want to say yes here.
1730
Ralf Baechle4a16ff42008-10-04 00:06:29 +01001731config MIPS_CMP
1732 bool "MIPS CMP framework support"
1733 depends on SYS_SUPPORTS_MIPS_CMP
Tim Andersoneb9b5142009-06-17 16:40:34 -07001734 select SYNC_R4K
Ralf Baechle4a16ff42008-10-04 00:06:29 +01001735 select SYS_SUPPORTS_SMP
1736 select SYS_SUPPORTS_SCHED_SMT if SMP
1737 select WEAK_ORDERING
1738 default n
1739 help
1740 This is a placeholder option for the GCMP work. It will need to
1741 be handled differently...
1742
Linus Torvalds1da177e2005-04-16 15:20:36 -07001743config SB1_PASS_1_WORKAROUNDS
1744 bool
1745 depends on CPU_SB1_PASS_1
1746 default y
1747
1748config SB1_PASS_2_WORKAROUNDS
1749 bool
1750 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
1751 default y
1752
1753config SB1_PASS_2_1_WORKAROUNDS
1754 bool
1755 depends on CPU_SB1 && CPU_SB1_PASS_2
1756 default y
1757
1758config 64BIT_PHYS_ADDR
Ralf Baechled806cb22007-08-02 00:36:08 +01001759 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001760
Franck Bui-Huu9693a852007-02-02 17:41:47 +01001761config CPU_HAS_SMARTMIPS
1762 depends on SYS_SUPPORTS_SMARTMIPS
1763 bool "Support for the SmartMIPS ASE"
1764 help
1765 SmartMIPS is a extension of the MIPS32 architecture aimed at
1766 increased security at both hardware and software level for
1767 smartcards. Enabling this option will allow proper use of the
1768 SmartMIPS instructions by Linux applications. However a kernel with
1769 this option will not work on a MIPS core without SmartMIPS core. If
1770 you don't know you probably don't have SmartMIPS and should say N
1771 here.
1772
Linus Torvalds1da177e2005-04-16 15:20:36 -07001773config CPU_HAS_WB
Ralf Baechlef7062dd2006-04-24 14:58:53 +01001774 bool
Ralf Baechlee01402b2005-07-14 15:57:16 +00001775
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001776#
1777# Vectored interrupt mode is an R2 feature
1778#
Ralf Baechlee01402b2005-07-14 15:57:16 +00001779config CPU_MIPSR2_IRQ_VI
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001780 bool
Ralf Baechlee01402b2005-07-14 15:57:16 +00001781
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001782#
1783# Extended interrupt mode is an R2 feature
1784#
Ralf Baechlee01402b2005-07-14 15:57:16 +00001785config CPU_MIPSR2_IRQ_EI
Ralf Baechlef41ae0b2006-06-05 17:24:46 +01001786 bool
Ralf Baechlee01402b2005-07-14 15:57:16 +00001787
Linus Torvalds1da177e2005-04-16 15:20:36 -07001788config CPU_HAS_SYNC
1789 bool
1790 depends on !CPU_R3000
1791 default y
1792
Ralf Baechleea580402007-10-11 23:46:09 +01001793config GENERIC_CLOCKEVENTS_BROADCAST
1794 bool
1795
Linus Torvalds1da177e2005-04-16 15:20:36 -07001796#
Maciej W. Rozycki20d60d92007-10-23 12:43:11 +01001797# CPU non-features
1798#
1799config CPU_DADDI_WORKAROUNDS
1800 bool
1801
1802config CPU_R4000_WORKAROUNDS
1803 bool
1804 select CPU_R4400_WORKAROUNDS
1805
1806config CPU_R4400_WORKAROUNDS
1807 bool
1808
1809#
Ralf Baechle797798c2005-08-10 15:17:11 +00001810# Use the generic interrupt handling code in kernel/irq/:
1811#
1812config GENERIC_HARDIRQS
1813 bool
1814 default y
1815
1816config GENERIC_IRQ_PROBE
1817 bool
1818 default y
1819
Ingo Molnar0d7012a2006-06-29 02:24:43 -07001820config IRQ_PER_CPU
Ingo Molnar0d7012a2006-06-29 02:24:43 -07001821 bool
Ingo Molnar0d7012a2006-06-29 02:24:43 -07001822
Ralf Baechle797798c2005-08-10 15:17:11 +00001823#
Linus Torvalds1da177e2005-04-16 15:20:36 -07001824# - Highmem only makes sense for the 32-bit kernel.
1825# - The current highmem code will only work properly on physically indexed
1826# caches such as R3000, SB1, R7000 or those that look like they're virtually
1827# indexed such as R4000/R4400 SC and MC versions or R10000. So for the
1828# moment we protect the user and offer the highmem option only on machines
1829# where it's known to be safe. This will not offer highmem on a few systems
1830# such as MIPS32 and MIPS64 CPUs which may have virtual and physically
1831# indexed CPUs but we're playing safe.
Ralf Baechle797798c2005-08-10 15:17:11 +00001832# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
1833# know they might have memory configurations that could make use of highmem
1834# support.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001835#
1836config HIGHMEM
1837 bool "High Memory Support"
Ralf Baechle797798c2005-08-10 15:17:11 +00001838 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
1839
1840config CPU_SUPPORTS_HIGHMEM
1841 bool
1842
1843config SYS_SUPPORTS_HIGHMEM
1844 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07001845
Franck Bui-Huu9693a852007-02-02 17:41:47 +01001846config SYS_SUPPORTS_SMARTMIPS
1847 bool
1848
Yoichi Yuasab4819b52005-06-25 14:54:31 -07001849config ARCH_FLATMEM_ENABLE
1850 def_bool y
Wu Zhangjinf133f222009-12-01 14:55:42 +08001851 depends on !NUMA && !CPU_LOONGSON2
Yoichi Yuasab4819b52005-06-25 14:54:31 -07001852
Ralf Baechled8cb4e12006-06-11 23:03:08 +01001853config ARCH_DISCONTIGMEM_ENABLE
1854 bool
1855 default y if SGI_IP27
1856 help
David Sterba3dde6ad2007-05-09 07:12:20 +02001857 Say Y to support efficient handling of discontiguous physical memory,
Ralf Baechled8cb4e12006-06-11 23:03:08 +01001858 for architectures which are either NUMA (Non-Uniform Memory Access)
1859 or have huge holes in the physical address space for other reasons.
1860 See <file:Documentation/vm/numa> for more.
1861
Ralf Baechlecce335ae2007-11-03 02:05:43 +00001862config ARCH_POPULATES_NODE_MAP
1863 def_bool y
1864
Atsushi Nemotob1c6cd42006-07-03 00:09:47 +09001865config ARCH_SPARSEMEM_ENABLE
1866 bool
Atsushi Nemoto7de58fa2006-07-05 01:22:44 +09001867 select SPARSEMEM_STATIC
Atsushi Nemoto31473742006-07-03 00:09:47 +09001868
Ralf Baechled8cb4e12006-06-11 23:03:08 +01001869config NUMA
1870 bool "NUMA Support"
1871 depends on SYS_SUPPORTS_NUMA
1872 help
1873 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
1874 Access). This option improves performance on systems with more
1875 than two nodes; on two node systems it is generally better to
1876 leave it disabled; on single node systems disable this option
1877 disabled.
1878
1879config SYS_SUPPORTS_NUMA
1880 bool
1881
Yasunori Gotoc80d79d2006-04-10 22:53:53 -07001882config NODES_SHIFT
1883 int
1884 default "6"
1885 depends on NEED_MULTIPLE_NODES
1886
Yoichi Yuasab4819b52005-06-25 14:54:31 -07001887source "mm/Kconfig"
1888
Linus Torvalds1da177e2005-04-16 15:20:36 -07001889config SMP
1890 bool "Multi-Processing support"
Ralf Baechlee73ea272006-06-04 11:51:46 +01001891 depends on SYS_SUPPORTS_SMP
Ralf Baechleb4b30a52006-08-03 17:34:24 +01001892 select IRQ_PER_CPU
Jens Axboe2f304c02008-06-17 10:45:23 +02001893 select USE_GENERIC_SMP_HELPERS
Ralf Baechlee73ea272006-06-04 11:51:46 +01001894 help
Linus Torvalds1da177e2005-04-16 15:20:36 -07001895 This enables support for systems with more than one CPU. If you have
1896 a system with only one CPU, like most personal computers, say N. If
1897 you have a system with more than one CPU, say Y.
1898
1899 If you say N here, the kernel will run on single and multiprocessor
1900 machines, but will use only one CPU of a multiprocessor machine. If
1901 you say Y here, the kernel will run on many, but not all,
1902 singleprocessor machines. On a singleprocessor machine, the kernel
1903 will run faster if you say N here.
1904
1905 People using multiprocessor machines who say Y here should also say
1906 Y to "Enhanced Real Time Clock Support", below.
1907
Adrian Bunk03502fa2008-02-03 15:50:21 +02001908 See also the SMP-HOWTO available at
1909 <http://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001910
1911 If you don't know what to do here, say N.
1912
Ralf Baechle87353d82007-11-19 12:23:51 +00001913config SMP_UP
1914 bool
1915
Ralf Baechle4a16ff42008-10-04 00:06:29 +01001916config SYS_SUPPORTS_MIPS_CMP
1917 bool
1918
Ralf Baechlee73ea272006-06-04 11:51:46 +01001919config SYS_SUPPORTS_SMP
1920 bool
1921
Atsushi Nemoto72ede9b2007-03-18 01:01:39 +09001922config NR_CPUS_DEFAULT_1
1923 bool
1924
Ralf Baechle130e2fb2007-02-06 16:53:15 +00001925config NR_CPUS_DEFAULT_2
1926 bool
1927
1928config NR_CPUS_DEFAULT_4
1929 bool
1930
1931config NR_CPUS_DEFAULT_8
1932 bool
1933
1934config NR_CPUS_DEFAULT_16
1935 bool
1936
1937config NR_CPUS_DEFAULT_32
1938 bool
1939
1940config NR_CPUS_DEFAULT_64
1941 bool
1942
Linus Torvalds1da177e2005-04-16 15:20:36 -07001943config NR_CPUS
1944 int "Maximum number of CPUs (2-64)"
Atsushi Nemoto72ede9b2007-03-18 01:01:39 +09001945 range 1 64 if NR_CPUS_DEFAULT_1
Linus Torvalds1da177e2005-04-16 15:20:36 -07001946 depends on SMP
Atsushi Nemoto72ede9b2007-03-18 01:01:39 +09001947 default "1" if NR_CPUS_DEFAULT_1
Ralf Baechle130e2fb2007-02-06 16:53:15 +00001948 default "2" if NR_CPUS_DEFAULT_2
1949 default "4" if NR_CPUS_DEFAULT_4
1950 default "8" if NR_CPUS_DEFAULT_8
1951 default "16" if NR_CPUS_DEFAULT_16
1952 default "32" if NR_CPUS_DEFAULT_32
1953 default "64" if NR_CPUS_DEFAULT_64
Linus Torvalds1da177e2005-04-16 15:20:36 -07001954 help
1955 This allows you to specify the maximum number of CPUs which this
1956 kernel will support. The maximum supported value is 32 for 32-bit
1957 kernel and 64 for 64-bit kernels; the minimum value which makes
Atsushi Nemoto72ede9b2007-03-18 01:01:39 +09001958 sense is 1 for Qemu (useful only for kernel debugging purposes)
1959 and 2 for all others.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001960
1961 This is purely to save memory - each supported CPU adds
Atsushi Nemoto72ede9b2007-03-18 01:01:39 +09001962 approximately eight kilobytes to the kernel image. For best
1963 performance should round up your number of processors to the next
1964 power of two.
Linus Torvalds1da177e2005-04-16 15:20:36 -07001965
Atsushi Nemotoc4eee282007-11-12 01:05:16 +09001966source "kernel/time/Kconfig"
1967
Atsushi Nemoto1723b4a2006-06-20 00:19:13 +09001968#
1969# Timer Interrupt Frequency Configuration
1970#
1971
1972choice
1973 prompt "Timer frequency"
1974 default HZ_250
1975 help
1976 Allows the configuration of the timer frequency.
1977
1978 config HZ_48
Ralf Baechle0f873582008-02-25 16:55:29 +00001979 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
Atsushi Nemoto1723b4a2006-06-20 00:19:13 +09001980
1981 config HZ_100
1982 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
1983
1984 config HZ_128
1985 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
1986
1987 config HZ_250
1988 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
1989
1990 config HZ_256
1991 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
1992
1993 config HZ_1000
1994 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
1995
1996 config HZ_1024
1997 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
1998
1999endchoice
2000
2001config SYS_SUPPORTS_48HZ
2002 bool
2003
2004config SYS_SUPPORTS_100HZ
2005 bool
2006
2007config SYS_SUPPORTS_128HZ
2008 bool
2009
2010config SYS_SUPPORTS_250HZ
2011 bool
2012
2013config SYS_SUPPORTS_256HZ
2014 bool
2015
2016config SYS_SUPPORTS_1000HZ
2017 bool
2018
2019config SYS_SUPPORTS_1024HZ
2020 bool
2021
2022config SYS_SUPPORTS_ARBIT_HZ
2023 bool
2024 default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
2025 !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
2026 !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
2027 !SYS_SUPPORTS_1024HZ
2028
2029config HZ
2030 int
2031 default 48 if HZ_48
2032 default 100 if HZ_100
2033 default 128 if HZ_128
2034 default 250 if HZ_250
2035 default 256 if HZ_256
2036 default 1000 if HZ_1000
2037 default 1024 if HZ_1024
2038
Ralf Baechlee80de852005-07-11 20:45:51 +00002039source "kernel/Kconfig.preempt"
Linus Torvalds1da177e2005-04-16 15:20:36 -07002040
Linus Torvalds1da177e2005-04-16 15:20:36 -07002041config MIPS_INSANE_LARGE
2042 bool "Support for large 64-bit configurations"
Ralf Baechle875d43e2005-09-03 15:56:16 -07002043 depends on CPU_R10000 && 64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -07002044 help
2045 MIPS R10000 does support a 44 bit / 16TB address space as opposed to
2046 previous 64-bit processors which only supported 40 bit / 1TB. If you
2047 need processes of more than 1TB virtual address space, say Y here.
2048 This will result in additional memory usage, so it is not
2049 recommended for normal users.
2050
Atsushi Nemotoea6e9422007-01-16 23:29:11 +09002051config KEXEC
2052 bool "Kexec system call (EXPERIMENTAL)"
2053 depends on EXPERIMENTAL
2054 help
2055 kexec is a system call that implements the ability to shutdown your
2056 current kernel, and to start another kernel. It is like a reboot
David Sterba3dde6ad2007-05-09 07:12:20 +02002057 but it is independent of the system firmware. And like a reboot
Atsushi Nemotoea6e9422007-01-16 23:29:11 +09002058 you can start any kernel with it, not just Linux.
2059
Matt LaPlante01dd2fb2007-10-20 01:34:40 +02002060 The name comes from the similarity to the exec system call.
Atsushi Nemotoea6e9422007-01-16 23:29:11 +09002061
2062 It is an ongoing process to be certain the hardware in a machine
2063 is properly shutdown, so do not be surprised if this code does not
2064 initially work for you. It may help to enable device hotplugging
2065 support. As of this writing the exact hardware interface is
2066 strongly in flux, so no good recommendation can be made.
2067
2068config SECCOMP
2069 bool "Enable seccomp to safely compute untrusted bytecode"
Ralf Baechle293c5bd2007-07-25 16:19:33 +01002070 depends on PROC_FS
Atsushi Nemotoea6e9422007-01-16 23:29:11 +09002071 default y
2072 help
2073 This kernel feature is useful for number crunching applications
2074 that may need to compute untrusted bytecode during their
2075 execution. By using pipes or other transports made available to
2076 the process as file descriptors supporting the read/write
2077 syscalls, it's possible to isolate those applications in
2078 their own address space using seccomp. Once seccomp is
2079 enabled via /proc/<pid>/seccomp, it cannot be disabled
2080 and the task is only allowed to execute a few safe syscalls
2081 defined by each seccomp mode.
2082
2083 If unsure, say Y. Only embedded should say N here.
2084
Ralf Baechle5e83d432005-10-29 19:32:41 +01002085endmenu
2086
Atsushi Nemoto1df0f0f2006-09-26 23:44:01 +09002087config LOCKDEP_SUPPORT
2088 bool
2089 default y
2090
2091config STACKTRACE_SUPPORT
2092 bool
2093 default y
2094
Ralf Baechleb6c35392005-11-25 11:35:40 +00002095source "init/Kconfig"
2096
Matt Helsleydc52ddc2008-10-18 20:27:21 -07002097source "kernel/Kconfig.freezer"
2098
Linus Torvalds1da177e2005-04-16 15:20:36 -07002099menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
2100
Ralf Baechle5e83d432005-10-29 19:32:41 +01002101config HW_HAS_EISA
2102 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07002103config HW_HAS_PCI
2104 bool
2105
2106config PCI
2107 bool "Support for PCI controller"
2108 depends on HW_HAS_PCI
Ralf Baechleabb4ae42007-10-11 23:46:03 +01002109 select PCI_DOMAINS
Linus Torvalds1da177e2005-04-16 15:20:36 -07002110 help
2111 Find out whether you have a PCI motherboard. PCI is the name of a
2112 bus system, i.e. the way the CPU talks to the other stuff inside
2113 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
2114 say Y, otherwise N.
2115
Linus Torvalds1da177e2005-04-16 15:20:36 -07002116config PCI_DOMAINS
2117 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07002118
2119source "drivers/pci/Kconfig"
2120
2121#
2122# ISA support is now enabled via select. Too many systems still have the one
2123# or other ISA chip on the board that users don't know about so don't expect
2124# users to choose the right thing ...
2125#
2126config ISA
2127 bool
2128
2129config EISA
2130 bool "EISA support"
Ralf Baechle5e83d432005-10-29 19:32:41 +01002131 depends on HW_HAS_EISA
Linus Torvalds1da177e2005-04-16 15:20:36 -07002132 select ISA
Ralf Baechleaa414df2006-11-30 01:14:51 +00002133 select GENERIC_ISA_DMA
Linus Torvalds1da177e2005-04-16 15:20:36 -07002134 ---help---
2135 The Extended Industry Standard Architecture (EISA) bus was
2136 developed as an open alternative to the IBM MicroChannel bus.
2137
2138 The EISA bus provided some of the features of the IBM MicroChannel
2139 bus while maintaining backward compatibility with cards made for
2140 the older ISA bus. The EISA bus saw limited use between 1988 and
2141 1995 when it was made obsolete by the PCI bus.
2142
2143 Say Y here if you are building a kernel for an EISA-based machine.
2144
2145 Otherwise, say N.
2146
2147source "drivers/eisa/Kconfig"
2148
2149config TC
2150 bool "TURBOchannel support"
2151 depends on MACH_DECSTATION
2152 help
2153 TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
2154 processors. Documentation on writing device drivers for TurboChannel
2155 is available at:
2156 <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
2157
2158#config ACCESSBUS
2159# bool "Access.Bus support"
2160# depends on TC
2161
2162config MMU
2163 bool
2164 default y
2165
Ralf Baechled865bea2007-10-11 23:46:10 +01002166config I8253
2167 bool
Wu Zhangjin9726b432009-11-17 01:32:58 +08002168 select MIPS_EXTERNAL_TIMER
Ralf Baechled865bea2007-10-11 23:46:10 +01002169
Ralf Baechlecce335ae2007-11-03 02:05:43 +00002170config ZONE_DMA32
2171 bool
2172
Linus Torvalds1da177e2005-04-16 15:20:36 -07002173source "drivers/pcmcia/Kconfig"
2174
2175source "drivers/pci/hotplug/Kconfig"
2176
2177endmenu
2178
2179menu "Executable file formats"
2180
2181source "fs/Kconfig.binfmt"
2182
2183config TRAD_SIGNALS
2184 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -07002185
Linus Torvalds1da177e2005-04-16 15:20:36 -07002186config MIPS32_COMPAT
2187 bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
Ralf Baechle875d43e2005-09-03 15:56:16 -07002188 depends on 64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -07002189 help
2190 Select this option if you want Linux/MIPS 32-bit binary
2191 compatibility. Since all software available for Linux/MIPS is
2192 currently 32-bit you should say Y here.
2193
2194config COMPAT
2195 bool
2196 depends on MIPS32_COMPAT
2197 default y
2198
Atsushi Nemoto05e43962006-11-07 18:02:44 +09002199config SYSVIPC_COMPAT
2200 bool
2201 depends on COMPAT && SYSVIPC
2202 default y
2203
Linus Torvalds1da177e2005-04-16 15:20:36 -07002204config MIPS32_O32
2205 bool "Kernel support for o32 binaries"
2206 depends on MIPS32_COMPAT
2207 help
2208 Select this option if you want to run o32 binaries. These are pure
2209 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
2210 existing binaries are in this format.
2211
2212 If unsure, say Y.
2213
2214config MIPS32_N32
2215 bool "Kernel support for n32 binaries"
2216 depends on MIPS32_COMPAT
2217 help
2218 Select this option if you want to run n32 binaries. These are
2219 64-bit binaries using 32-bit quantities for addressing and certain
2220 data that would normally be 64-bit. They are used in special
2221 cases.
2222
2223 If unsure, say N.
2224
2225config BINFMT_ELF32
2226 bool
2227 default y if MIPS32_O32 || MIPS32_N32
2228
Ralf Baechle21162452007-02-09 17:08:58 +00002229endmenu
Linus Torvalds1da177e2005-04-16 15:20:36 -07002230
Ralf Baechle21162452007-02-09 17:08:58 +00002231menu "Power management options"
Rodolfo Giometti952fa952006-06-05 17:43:10 +02002232
Wu Zhangjin363c55c2009-06-04 20:27:10 +08002233config ARCH_HIBERNATION_POSSIBLE
2234 def_bool y
Ralf Baechle3f5b3e12009-07-02 11:48:07 +01002235 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
Wu Zhangjin363c55c2009-06-04 20:27:10 +08002236
Johannes Bergf4cb5702007-12-08 02:14:00 +01002237config ARCH_SUSPEND_POSSIBLE
2238 def_bool y
Ralf Baechle3f5b3e12009-07-02 11:48:07 +01002239 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
Johannes Bergf4cb5702007-12-08 02:14:00 +01002240
Ralf Baechle21162452007-02-09 17:08:58 +00002241source "kernel/power/Kconfig"
Rodolfo Giometti952fa952006-06-05 17:43:10 +02002242
Linus Torvalds1da177e2005-04-16 15:20:36 -07002243endmenu
2244
Wu Zhangjin9726b432009-11-17 01:32:58 +08002245source "arch/mips/kernel/cpufreq/Kconfig"
2246
Sam Ravnborgd5950b42005-07-11 21:03:49 -07002247source "net/Kconfig"
2248
Linus Torvalds1da177e2005-04-16 15:20:36 -07002249source "drivers/Kconfig"
2250
2251source "fs/Kconfig"
2252
2253source "arch/mips/Kconfig.debug"
2254
2255source "security/Kconfig"
2256
2257source "crypto/Kconfig"
2258
2259source "lib/Kconfig"