Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
4 | # Horrible source of confusion. Die, die, die ... | |
5 | select EMBEDDED | |
6 | ||
875d43e7 RB |
7 | mainmenu "Linux/MIPS Kernel Configuration" |
8 | ||
9 | source "init/Kconfig" | |
10 | ||
1da177e4 LT |
11 | menu "Machine selection" |
12 | ||
5e83d430 RB |
13 | choice |
14 | prompt "System type" | |
15 | default SGI_IP22 | |
1da177e4 | 16 | |
5e83d430 RB |
17 | config MIPS_MTX1 |
18 | bool "Support for 4G Systems MTX-1 board" | |
1da177e4 | 19 | select DMA_NONCOHERENT |
5e83d430 RB |
20 | select HW_HAS_PCI |
21 | select SOC_AU1500 | |
22 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 23 | |
5e83d430 RB |
24 | config MIPS_BOSPORUS |
25 | bool "AMD Alchemy Bosporus board" | |
26 | select SOC_AU1500 | |
1da177e4 | 27 | select DMA_NONCOHERENT |
5e83d430 | 28 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 29 | |
5e83d430 RB |
30 | config MIPS_PB1000 |
31 | bool "AMD Alchemy PB1000 board" | |
32 | select SOC_AU1000 | |
1da177e4 | 33 | select DMA_NONCOHERENT |
5e83d430 RB |
34 | select HW_HAS_PCI |
35 | select SWAP_IO_SPACE | |
36 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 37 | |
5e83d430 RB |
38 | config MIPS_PB1100 |
39 | bool "AMD Alchemy PB1100 board" | |
40 | select SOC_AU1100 | |
1da177e4 | 41 | select DMA_NONCOHERENT |
1da177e4 | 42 | select HW_HAS_PCI |
5e83d430 RB |
43 | select SWAP_IO_SPACE |
44 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 45 | |
5e83d430 RB |
46 | config MIPS_PB1500 |
47 | bool "AMD Alchemy PB1500 board" | |
48 | select SOC_AU1500 | |
49 | select DMA_NONCOHERENT | |
50 | select HW_HAS_PCI | |
51 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 52 | |
5e83d430 RB |
53 | config MIPS_PB1550 |
54 | bool "AMD Alchemy PB1550 board" | |
55 | select SOC_AU1550 | |
1da177e4 | 56 | select DMA_NONCOHERENT |
5e83d430 RB |
57 | select HW_HAS_PCI |
58 | select MIPS_DISABLE_OBSOLETE_IDE | |
59 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 60 | |
5e83d430 RB |
61 | config MIPS_PB1200 |
62 | bool "AMD Alchemy PB1200 board" | |
63 | select SOC_AU1200 | |
1da177e4 | 64 | select DMA_NONCOHERENT |
5e83d430 RB |
65 | select MIPS_DISABLE_OBSOLETE_IDE |
66 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 67 | |
5e83d430 RB |
68 | config MIPS_DB1000 |
69 | bool "AMD Alchemy DB1000 board" | |
70 | select SOC_AU1000 | |
1da177e4 | 71 | select DMA_NONCOHERENT |
63b799f9 | 72 | select HW_HAS_PCI |
5e83d430 | 73 | select SYS_SUPPORTS_LITTLE_ENDIAN |
4d666d7a | 74 | |
5e83d430 RB |
75 | config MIPS_DB1100 |
76 | bool "AMD Alchemy DB1100 board" | |
77 | select SOC_AU1100 | |
1da177e4 | 78 | select DMA_NONCOHERENT |
5e83d430 | 79 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 80 | |
5e83d430 RB |
81 | config MIPS_DB1500 |
82 | bool "AMD Alchemy DB1500 board" | |
83 | select SOC_AU1500 | |
1da177e4 | 84 | select DMA_NONCOHERENT |
8dd4aebe | 85 | select HW_HAS_PCI |
5e83d430 RB |
86 | select MIPS_DISABLE_OBSOLETE_IDE |
87 | select SYS_SUPPORTS_BIG_ENDIAN | |
88 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 89 | |
5e83d430 RB |
90 | config MIPS_DB1550 |
91 | bool "AMD Alchemy DB1550 board" | |
92 | select SOC_AU1550 | |
93 | select HW_HAS_PCI | |
94 | select DMA_NONCOHERENT | |
95 | select MIPS_DISABLE_OBSOLETE_IDE | |
96 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 97 | |
5e83d430 RB |
98 | config MIPS_DB1200 |
99 | bool "AMD Alchemy DB1200 board" | |
100 | select SOC_AU1200 | |
101 | select DMA_COHERENT | |
102 | select MIPS_DISABLE_OBSOLETE_IDE | |
103 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 104 | |
5e83d430 RB |
105 | config MIPS_MIRAGE |
106 | bool "AMD Alchemy Mirage board" | |
1da177e4 | 107 | select DMA_NONCOHERENT |
5e83d430 RB |
108 | select SOC_AU1500 |
109 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 LT |
110 | |
111 | config MIPS_COBALT | |
ed5ba2fb | 112 | bool "Support for Cobalt Server" |
1da177e4 LT |
113 | select DMA_NONCOHERENT |
114 | select HW_HAS_PCI | |
115 | select I8259 | |
116 | select IRQ_CPU | |
5e83d430 | 117 | select MIPS_GT64111 |
ed5ba2fb YY |
118 | select SYS_SUPPORTS_32BIT_KERNEL |
119 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 120 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
121 | |
122 | config MACH_DECSTATION | |
123 | bool "Support for DECstations" | |
124 | select BOOT_ELF32 | |
125 | select DMA_NONCOHERENT | |
b6d468ec | 126 | select EARLY_PRINTK |
1da177e4 | 127 | select IRQ_CPU |
ed5ba2fb YY |
128 | select SYS_SUPPORTS_32BIT_KERNEL |
129 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 RB |
130 | select SYS_SUPPORTS_LITTLE_ENDIAN |
131 | help | |
1da177e4 LT |
132 | This enables support for DEC's MIPS based workstations. For details |
133 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
134 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
135 | ||
136 | If you have one of the following DECstation Models you definitely | |
137 | want to choose R4xx0 for the CPU Type: | |
138 | ||
139 | DECstation 5000/50 | |
140 | DECstation 5000/150 | |
141 | DECstation 5000/260 | |
142 | DECsystem 5900/260 | |
143 | ||
144 | otherwise choose R3000. | |
145 | ||
146 | config MIPS_EV64120 | |
147 | bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)" | |
148 | depends on EXPERIMENTAL | |
149 | select DMA_NONCOHERENT | |
150 | select HW_HAS_PCI | |
151 | select MIPS_GT64120 | |
ed5ba2fb YY |
152 | select SYS_SUPPORTS_32BIT_KERNEL |
153 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 154 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
155 | help |
156 | This is an evaluation board based on the Galileo GT-64120 | |
157 | single-chip system controller that contains a MIPS R5000 compatible | |
158 | core running at 75/100MHz. Their website is located at | |
159 | <http://www.marvell.com/>. Say Y here if you wish to build a | |
160 | kernel for this platform. | |
161 | ||
1da177e4 LT |
162 | config MIPS_EV96100 |
163 | bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)" | |
164 | depends on EXPERIMENTAL | |
165 | select DMA_NONCOHERENT | |
166 | select HW_HAS_PCI | |
167 | select IRQ_CPU | |
168 | select MIPS_GT96100 | |
169 | select RM7000_CPU_SCACHE | |
170 | select SWAP_IO_SPACE | |
ed5ba2fb | 171 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
172 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
173 | select SYS_SUPPORTS_BIG_ENDIAN | |
1da177e4 LT |
174 | help |
175 | This is an evaluation board based on the Galileo GT-96100 LAN/WAN | |
176 | communications controllers containing a MIPS R5000 compatible core | |
177 | running at 83MHz. Their website is <http://www.marvell.com/>. Say Y | |
178 | here if you wish to build a kernel for this platform. | |
179 | ||
180 | config MIPS_IVR | |
181 | bool "Support for Globespan IVR board" | |
182 | select DMA_NONCOHERENT | |
183 | select HW_HAS_PCI | |
5e83d430 | 184 | select ITE_BOARD_GEN |
ed5ba2fb YY |
185 | select SYS_SUPPORTS_32BIT_KERNEL |
186 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 187 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
188 | help |
189 | This is an evaluation board built by Globespan to showcase thir | |
190 | iVR (Internet Video Recorder) design. It utilizes a QED RM5231 | |
191 | R5000 MIPS core. More information can be found out their website | |
192 | located at <http://www.globespan.net/>. Say Y here if you wish to | |
193 | build a kernel for this platform. | |
194 | ||
1da177e4 LT |
195 | config MIPS_ITE8172 |
196 | bool "Support for ITE 8172G board" | |
197 | select DMA_NONCOHERENT | |
198 | select HW_HAS_PCI | |
5e83d430 | 199 | select ITE_BOARD_GEN |
ed5ba2fb YY |
200 | select SYS_SUPPORTS_32BIT_KERNEL |
201 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 202 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
203 | help |
204 | Ths is an evaluation board made by ITE <http://www.ite.com.tw/> | |
205 | with ATX form factor that utilizes a MIPS R5000 to work with its | |
206 | ITE8172G companion internet appliance chip. The MIPS core can be | |
207 | either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build | |
208 | a kernel for this platform. | |
209 | ||
5e83d430 RB |
210 | config MACH_JAZZ |
211 | bool "Support for the Jazz family of machines" | |
212 | select ARC | |
213 | select ARC32 | |
214 | select ARCH_MAY_HAVE_PC_FDC | |
215 | select GENERIC_ISA_DMA | |
216 | select I8259 | |
217 | select ISA | |
218 | select SYS_SUPPORTS_32BIT_KERNEL | |
219 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1da177e4 | 220 | help |
5e83d430 RB |
221 | This a family of machines based on the MIPS R4030 chipset which was |
222 | used by several vendors to build RISC/os and Windows NT workstations. | |
223 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and | |
224 | Olivetti M700-10 workstations. | |
225 | ||
226 | config LASAT | |
227 | bool "Support for LASAT Networks platforms" | |
228 | select DMA_NONCOHERENT | |
229 | select HW_HAS_PCI | |
230 | select MIPS_GT64120 | |
231 | select MIPS_NILE4 | |
232 | select R5000_CPU_SCACHE | |
233 | select SYS_SUPPORTS_32BIT_KERNEL | |
234 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
235 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 LT |
236 | |
237 | config MIPS_ATLAS | |
238 | bool "Support for MIPS Atlas board" | |
239 | select BOOT_ELF32 | |
240 | select DMA_NONCOHERENT | |
5e83d430 | 241 | select IRQ_CPU |
1da177e4 | 242 | select HW_HAS_PCI |
5e83d430 RB |
243 | select MIPS_BOARDS_GEN |
244 | select MIPS_BONITO64 | |
1da177e4 | 245 | select MIPS_GT64120 |
5e83d430 | 246 | select MIPS_MSC |
f4b7cdb4 | 247 | select RM7000_CPU_SCACHE |
1da177e4 | 248 | select SWAP_IO_SPACE |
ed5ba2fb YY |
249 | select SYS_SUPPORTS_32BIT_KERNEL |
250 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
251 | select SYS_SUPPORTS_BIG_ENDIAN |
252 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 253 | help |
f638d197 | 254 | This enables support for the MIPS Technologies Atlas evaluation |
1da177e4 LT |
255 | board. |
256 | ||
257 | config MIPS_MALTA | |
258 | bool "Support for MIPS Malta board" | |
61ed242d | 259 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 LT |
260 | select BOOT_ELF32 |
261 | select HAVE_STD_PC_SERIAL_PORT | |
262 | select DMA_NONCOHERENT | |
e01402b1 | 263 | select IRQ_CPU |
1da177e4 LT |
264 | select GENERIC_ISA_DMA |
265 | select HW_HAS_PCI | |
266 | select I8259 | |
5e83d430 RB |
267 | select MIPS_BOARDS_GEN |
268 | select MIPS_BONITO64 | |
1da177e4 | 269 | select MIPS_GT64120 |
5e83d430 | 270 | select MIPS_MSC |
1da177e4 | 271 | select SWAP_IO_SPACE |
ed5ba2fb YY |
272 | select SYS_SUPPORTS_32BIT_KERNEL |
273 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
274 | select SYS_SUPPORTS_BIG_ENDIAN |
275 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 276 | help |
f638d197 | 277 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
278 | board. |
279 | ||
280 | config MIPS_SEAD | |
281 | bool "Support for MIPS SEAD board (EXPERIMENTAL)" | |
282 | depends on EXPERIMENTAL | |
283 | select IRQ_CPU | |
284 | select DMA_NONCOHERENT | |
5e83d430 | 285 | select MIPS_BOARDS_GEN |
ed5ba2fb | 286 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
287 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
288 | select SYS_SUPPORTS_BIG_ENDIAN | |
289 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f638d197 MR |
290 | help |
291 | This enables support for the MIPS Technologies SEAD evaluation | |
292 | board. | |
1da177e4 | 293 | |
5e83d430 RB |
294 | config MIPS_SIM |
295 | bool 'Support for MIPS simulator (MIPSsim)' | |
1da177e4 | 296 | select DMA_NONCOHERENT |
1da177e4 | 297 | select IRQ_CPU |
ed5ba2fb | 298 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
299 | select SYS_SUPPORTS_BIG_ENDIAN |
300 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 301 | help |
5e83d430 RB |
302 | This option enables support for MIPS Technologies MIPSsim software |
303 | emulator. | |
1da177e4 | 304 | |
5e83d430 RB |
305 | config MOMENCO_JAGUAR_ATX |
306 | bool "Support for Momentum Jaguar board" | |
307 | select BOOT_ELF32 | |
1da177e4 LT |
308 | select DMA_NONCOHERENT |
309 | select HW_HAS_PCI | |
310 | select IRQ_CPU | |
311 | select IRQ_CPU_RM7K | |
5e83d430 RB |
312 | select IRQ_MV64340 |
313 | select LIMITED_DMA | |
1da177e4 LT |
314 | select PCI_MARVELL |
315 | select RM7000_CPU_SCACHE | |
316 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
317 | select SYS_SUPPORTS_32BIT_KERNEL |
318 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 319 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 | 320 | help |
5e83d430 | 321 | The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by |
1da177e4 LT |
322 | Momentum Computer <http://www.momenco.com/>. |
323 | ||
5e83d430 RB |
324 | config MOMENCO_OCELOT |
325 | bool "Support for Momentum Ocelot board" | |
1da177e4 LT |
326 | select DMA_NONCOHERENT |
327 | select HW_HAS_PCI | |
328 | select IRQ_CPU | |
5e83d430 RB |
329 | select IRQ_CPU_RM7K |
330 | select MIPS_GT64120 | |
1da177e4 LT |
331 | select RM7000_CPU_SCACHE |
332 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
333 | select SYS_SUPPORTS_32BIT_KERNEL |
334 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 335 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
336 | help |
337 | The Ocelot is a MIPS-based Single Board Computer (SBC) made by | |
338 | Momentum Computer <http://www.momenco.com/>. | |
339 | ||
340 | config MOMENCO_OCELOT_3 | |
341 | bool "Support for Momentum Ocelot-3 board" | |
342 | select BOOT_ELF32 | |
343 | select DMA_NONCOHERENT | |
344 | select HW_HAS_PCI | |
345 | select IRQ_CPU | |
346 | select IRQ_CPU_RM7K | |
347 | select IRQ_MV64340 | |
348 | select PCI_MARVELL | |
349 | select RM7000_CPU_SCACHE | |
350 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
351 | select SYS_SUPPORTS_32BIT_KERNEL |
352 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 353 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
354 | help |
355 | The Ocelot-3 is based off Discovery III System Controller and | |
356 | PMC-Sierra Rm79000 core. | |
357 | ||
5e83d430 RB |
358 | config MOMENCO_OCELOT_C |
359 | bool "Support for Momentum Ocelot-C board" | |
1da177e4 LT |
360 | select DMA_NONCOHERENT |
361 | select HW_HAS_PCI | |
362 | select IRQ_CPU | |
1da177e4 | 363 | select IRQ_MV64340 |
1da177e4 LT |
364 | select PCI_MARVELL |
365 | select RM7000_CPU_SCACHE | |
366 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
367 | select SYS_SUPPORTS_32BIT_KERNEL |
368 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 369 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 | 370 | help |
5e83d430 | 371 | The Ocelot is a MIPS-based Single Board Computer (SBC) made by |
1da177e4 LT |
372 | Momentum Computer <http://www.momenco.com/>. |
373 | ||
5e83d430 RB |
374 | config MOMENCO_OCELOT_G |
375 | bool "Support for Momentum Ocelot-G board" | |
376 | select DMA_NONCOHERENT | |
1da177e4 LT |
377 | select HW_HAS_PCI |
378 | select IRQ_CPU | |
379 | select IRQ_CPU_RM7K | |
5e83d430 RB |
380 | select PCI_MARVELL |
381 | select RM7000_CPU_SCACHE | |
1da177e4 | 382 | select SWAP_IO_SPACE |
ed5ba2fb YY |
383 | select SYS_SUPPORTS_32BIT_KERNEL |
384 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 385 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 | 386 | help |
5e83d430 RB |
387 | The Ocelot is a MIPS-based Single Board Computer (SBC) made by |
388 | Momentum Computer <http://www.momenco.com/>. | |
1da177e4 | 389 | |
5e83d430 RB |
390 | config MIPS_XXS1500 |
391 | bool "Support for MyCable XXS1500 board" | |
392 | select DMA_NONCOHERENT | |
393 | select SOC_AU1500 | |
394 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 395 | |
bdf21b18 PP |
396 | config PNX8550_V2PCI |
397 | bool "Support for Philips PNX8550 based Viper2-PCI board" | |
398 | select PNX8550 | |
399 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
400 | ||
401 | config PNX8550_JBS | |
402 | bool "Support for Philips PNX8550 based JBS board" | |
403 | select PNX8550 | |
404 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
405 | ||
1da177e4 LT |
406 | config DDB5074 |
407 | bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)" | |
408 | depends on EXPERIMENTAL | |
5e83d430 | 409 | select DDB5XXX_COMMON |
1da177e4 LT |
410 | select DMA_NONCOHERENT |
411 | select HAVE_STD_PC_SERIAL_PORT | |
412 | select HW_HAS_PCI | |
413 | select IRQ_CPU | |
414 | select I8259 | |
415 | select ISA | |
ed5ba2fb | 416 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
417 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
418 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 LT |
419 | help |
420 | This enables support for the VR5000-based NEC DDB Vrc-5074 | |
421 | evaluation board. | |
422 | ||
423 | config DDB5476 | |
424 | bool "Support for NEC DDB Vrc-5476" | |
5e83d430 | 425 | select DDB5XXX_COMMON |
1da177e4 LT |
426 | select DMA_NONCOHERENT |
427 | select HAVE_STD_PC_SERIAL_PORT | |
428 | select HW_HAS_PCI | |
429 | select IRQ_CPU | |
430 | select I8259 | |
431 | select ISA | |
ed5ba2fb YY |
432 | select SYS_SUPPORTS_32BIT_KERNEL |
433 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 434 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
435 | help |
436 | This enables support for the R5432-based NEC DDB Vrc-5476 | |
437 | evaluation board. | |
438 | ||
439 | Features : kernel debugging, serial terminal, NFS root fs, on-board | |
440 | ether port USB, AC97, PCI, PCI VGA card & framebuffer console, | |
441 | IDE controller, PS2 keyboard, PS2 mouse, etc. | |
442 | ||
443 | config DDB5477 | |
444 | bool "Support for NEC DDB Vrc-5477" | |
5e83d430 | 445 | select DDB5XXX_COMMON |
1da177e4 LT |
446 | select DMA_NONCOHERENT |
447 | select HW_HAS_PCI | |
448 | select I8259 | |
449 | select IRQ_CPU | |
ed5ba2fb YY |
450 | select SYS_SUPPORTS_32BIT_KERNEL |
451 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 452 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
453 | help |
454 | This enables support for the R5432-based NEC DDB Vrc-5477, | |
455 | or Rockhopper/SolutionGear boards with R5432/R5500 CPUs. | |
456 | ||
457 | Features : kernel debugging, serial terminal, NFS root fs, on-board | |
458 | ether port USB, AC97, PCI, etc. | |
459 | ||
5e83d430 RB |
460 | config MACH_VR41XX |
461 | bool "Support for NEC VR4100 series based machines" | |
462 | select SYS_SUPPORTS_32BIT_KERNEL | |
463 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
464 | ||
465 | config PMC_YOSEMITE | |
466 | bool "Support for PMC-Sierra Yosemite eval board" | |
467 | select DMA_COHERENT | |
468 | select HW_HAS_PCI | |
469 | select IRQ_CPU | |
470 | select IRQ_CPU_RM7K | |
471 | select IRQ_CPU_RM9K | |
472 | select SWAP_IO_SPACE | |
473 | select SYS_SUPPORTS_32BIT_KERNEL | |
474 | select SYS_SUPPORTS_64BIT_KERNEL | |
475 | select SYS_SUPPORTS_BIG_ENDIAN | |
476 | select SYS_SUPPORTS_HIGHMEM | |
477 | help | |
478 | Yosemite is an evaluation board for the RM9000x2 processor | |
479 | manufactured by PMC-Sierra. | |
1da177e4 | 480 | |
07119621 RB |
481 | config QEMU |
482 | bool "Support for Qemu" | |
483 | select DMA_COHERENT | |
484 | select GENERIC_ISA_DMA | |
485 | select HAVE_STD_PC_SERIAL_PORT | |
486 | select I8259 | |
487 | select ISA | |
488 | select SWAP_IO_SPACE | |
489 | select SYS_SUPPORTS_32BIT_KERNEL | |
490 | select SYS_SUPPORTS_BIG_ENDIAN | |
491 | help | |
5e83d430 RB |
492 | Qemu is a software emulator which among other architectures also |
493 | can simulate a MIPS32 4Kc system. This patch adds support for the | |
494 | system architecture that currently is being simulated by Qemu. It | |
495 | will eventually be removed again when Qemu has the capability to | |
496 | simulate actual MIPS hardware platforms. More information on Qemu | |
497 | can be found at http://www.linux-mips.org/wiki/Qemu. | |
07119621 | 498 | |
1da177e4 LT |
499 | config SGI_IP22 |
500 | bool "Support for SGI IP22 (Indy/Indigo2)" | |
501 | select ARC | |
502 | select ARC32 | |
503 | select BOOT_ELF32 | |
504 | select DMA_NONCOHERENT | |
5e83d430 | 505 | select HW_HAS_EISA |
1da177e4 LT |
506 | select IP22_CPU_SCACHE |
507 | select IRQ_CPU | |
508 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
509 | select SYS_SUPPORTS_32BIT_KERNEL |
510 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 511 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
512 | help |
513 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
514 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
515 | that runs on these, say Y here. | |
516 | ||
517 | config SGI_IP27 | |
518 | bool "Support for SGI IP27 (Origin200/2000)" | |
1da177e4 LT |
519 | select ARC |
520 | select ARC64 | |
5e83d430 | 521 | select BOOT_ELF64 |
1da177e4 LT |
522 | select DMA_IP27 |
523 | select HW_HAS_PCI | |
524 | select PCI_DOMAINS | |
ed5ba2fb | 525 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 526 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
527 | help |
528 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
529 | workstations. To compile a Linux kernel that runs on these, say Y | |
530 | here. | |
531 | ||
1da177e4 LT |
532 | config SGI_IP32 |
533 | bool "Support for SGI IP32 (O2) (EXPERIMENTAL)" | |
ed5ba2fb | 534 | depends on EXPERIMENTAL |
1da177e4 LT |
535 | select ARC |
536 | select ARC32 | |
537 | select BOOT_ELF32 | |
538 | select OWN_DMA | |
539 | select DMA_IP32 | |
540 | select DMA_NONCOHERENT | |
541 | select HW_HAS_PCI | |
542 | select R5000_CPU_SCACHE | |
543 | select RM7000_CPU_SCACHE | |
ed5ba2fb | 544 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 545 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 546 | help |
5e83d430 | 547 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 548 | |
9a6dcea1 AI |
549 | config SIBYTE_BIGSUR |
550 | bool "Support for Sibyte BigSur" | |
551 | select BOOT_ELF32 | |
552 | select DMA_COHERENT | |
553 | select SIBYTE_BCM1x80 | |
554 | select SWAP_IO_SPACE | |
555 | select SYS_SUPPORTS_BIG_ENDIAN | |
556 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
8a1417de | 557 | select PCI_DOMAINS |
9a6dcea1 | 558 | |
5e83d430 RB |
559 | config SIBYTE_SWARM |
560 | bool "Support for Sibyte BCM91250A-SWARM" | |
561 | select BOOT_ELF32 | |
1da177e4 | 562 | select DMA_COHERENT |
5e83d430 RB |
563 | select SIBYTE_SB1250 |
564 | select SWAP_IO_SPACE | |
81731f79 | 565 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 RB |
566 | select SYS_SUPPORTS_HIGHMEM |
567 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 568 | |
5e83d430 RB |
569 | config SIBYTE_SENTOSA |
570 | bool "Support for Sibyte BCM91250E-Sentosa" | |
571 | depends on EXPERIMENTAL | |
572 | select BOOT_ELF32 | |
573 | select DMA_COHERENT | |
574 | select SIBYTE_SB1250 | |
575 | select SWAP_IO_SPACE | |
576 | select SYS_SUPPORTS_BIG_ENDIAN | |
577 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 578 | |
5e83d430 RB |
579 | config SIBYTE_RHONE |
580 | bool "Support for Sibyte BCM91125E-Rhone" | |
581 | depends on EXPERIMENTAL | |
582 | select BOOT_ELF32 | |
583 | select DMA_COHERENT | |
584 | select SIBYTE_BCM1125H | |
585 | select SWAP_IO_SPACE | |
586 | select SYS_SUPPORTS_BIG_ENDIAN | |
587 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 588 | |
5e83d430 RB |
589 | config SIBYTE_CARMEL |
590 | bool "Support for Sibyte BCM91120x-Carmel" | |
591 | depends on EXPERIMENTAL | |
592 | select BOOT_ELF32 | |
26a940e2 | 593 | select DMA_COHERENT |
5e83d430 RB |
594 | select SIBYTE_BCM1120 |
595 | select SWAP_IO_SPACE | |
596 | select SYS_SUPPORTS_BIG_ENDIAN | |
e3ad1c23 PP |
597 | select SYS_SUPPORTS_LITTLE_ENDIAN |
598 | ||
5e83d430 RB |
599 | config SIBYTE_PTSWARM |
600 | bool "Support for Sibyte BCM91250PT-PTSWARM" | |
601 | depends on EXPERIMENTAL | |
602 | select BOOT_ELF32 | |
603 | select DMA_COHERENT | |
604 | select SIBYTE_SB1250 | |
605 | select SWAP_IO_SPACE | |
606 | select SYS_SUPPORTS_BIG_ENDIAN | |
607 | select SYS_SUPPORTS_HIGHMEM | |
608 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 609 | |
5e83d430 RB |
610 | config SIBYTE_LITTLESUR |
611 | bool "Support for Sibyte BCM91250C2-LittleSur" | |
612 | depends on EXPERIMENTAL | |
613 | select BOOT_ELF32 | |
614 | select DMA_COHERENT | |
615 | select SIBYTE_SB1250 | |
616 | select SWAP_IO_SPACE | |
617 | select SYS_SUPPORTS_BIG_ENDIAN | |
618 | select SYS_SUPPORTS_HIGHMEM | |
619 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 620 | |
5e83d430 RB |
621 | config SIBYTE_CRHINE |
622 | bool "Support for Sibyte BCM91120C-CRhine" | |
623 | depends on EXPERIMENTAL | |
624 | select BOOT_ELF32 | |
625 | select DMA_COHERENT | |
626 | select SIBYTE_BCM1120 | |
627 | select SWAP_IO_SPACE | |
628 | select SYS_SUPPORTS_BIG_ENDIAN | |
629 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 630 | |
5e83d430 RB |
631 | config SIBYTE_CRHONE |
632 | bool "Support for Sibyte BCM91125C-CRhone" | |
633 | depends on EXPERIMENTAL | |
634 | select BOOT_ELF32 | |
635 | select DMA_COHERENT | |
636 | select SIBYTE_BCM1125 | |
637 | select SWAP_IO_SPACE | |
638 | select SYS_SUPPORTS_BIG_ENDIAN | |
639 | select SYS_SUPPORTS_HIGHMEM | |
640 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 641 | |
1da177e4 LT |
642 | config SNI_RM200_PCI |
643 | bool "Support for SNI RM200 PCI" | |
644 | select ARC | |
645 | select ARC32 | |
61ed242d | 646 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 LT |
647 | select BOOT_ELF32 |
648 | select DMA_NONCOHERENT | |
649 | select GENERIC_ISA_DMA | |
650 | select HAVE_STD_PC_SERIAL_PORT | |
5e83d430 | 651 | select HW_HAS_EISA |
1da177e4 LT |
652 | select HW_HAS_PCI |
653 | select I8259 | |
654 | select ISA | |
ed5ba2fb YY |
655 | select SYS_SUPPORTS_32BIT_KERNEL |
656 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 657 | select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL |
797798c1 | 658 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 659 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
660 | help |
661 | The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens | |
662 | Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
663 | Technology and now in turn merged with Fujitsu. Say Y here to | |
664 | support this machine type. | |
665 | ||
5e83d430 RB |
666 | config TOSHIBA_JMR3927 |
667 | bool "Support for Toshiba JMR-TX3927 board" | |
668 | select DMA_NONCOHERENT | |
669 | select HW_HAS_PCI | |
670 | select MIPS_TX3927 | |
671 | select SWAP_IO_SPACE | |
672 | select SYS_SUPPORTS_32BIT_KERNEL | |
673 | select SYS_SUPPORTS_BIG_ENDIAN | |
674 | select TOSHIBA_BOARDS | |
675 | ||
1da177e4 LT |
676 | config TOSHIBA_RBTX4927 |
677 | bool "Support for Toshiba TBTX49[23]7 board" | |
1da177e4 LT |
678 | select DMA_NONCOHERENT |
679 | select HAS_TXX9_SERIAL | |
680 | select HW_HAS_PCI | |
681 | select I8259 | |
682 | select ISA | |
683 | select SWAP_IO_SPACE | |
ed5ba2fb YY |
684 | select SYS_SUPPORTS_32BIT_KERNEL |
685 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
686 | select SYS_SUPPORTS_BIG_ENDIAN |
687 | select TOSHIBA_BOARDS | |
1da177e4 LT |
688 | help |
689 | This Toshiba board is based on the TX4927 processor. Say Y here to | |
690 | support this machine type | |
691 | ||
5e83d430 RB |
692 | config TOSHIBA_RBTX4938 |
693 | bool "Support for Toshiba RBTX4938 board" | |
694 | select HAVE_STD_PC_SERIAL_PORT | |
695 | select DMA_NONCOHERENT | |
696 | select GENERIC_ISA_DMA | |
697 | select HAS_TXX9_SERIAL | |
698 | select HW_HAS_PCI | |
699 | select I8259 | |
700 | select ISA | |
701 | select SWAP_IO_SPACE | |
702 | select SYS_SUPPORTS_32BIT_KERNEL | |
703 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
704 | select SYS_SUPPORTS_BIG_ENDIAN | |
705 | select TOSHIBA_BOARDS | |
706 | help | |
707 | This Toshiba board is based on the TX4938 processor. Say Y here to | |
708 | support this machine type | |
709 | ||
710 | endchoice | |
1da177e4 | 711 | |
5e83d430 RB |
712 | source "arch/mips/ddb5xxx/Kconfig" |
713 | source "arch/mips/gt64120/ev64120/Kconfig" | |
714 | source "arch/mips/jazz/Kconfig" | |
715 | source "arch/mips/ite-boards/Kconfig" | |
716 | source "arch/mips/lasat/Kconfig" | |
717 | source "arch/mips/momentum/Kconfig" | |
718 | source "arch/mips/pmc-sierra/Kconfig" | |
29c48699 | 719 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 720 | source "arch/mips/sibyte/Kconfig" |
5e83d430 | 721 | source "arch/mips/tx4927/Kconfig" |
23fbee9d | 722 | source "arch/mips/tx4938/Kconfig" |
5e83d430 | 723 | source "arch/mips/vr41xx/Kconfig" |
bdf21b18 | 724 | source "arch/mips/philips/pnx8550/common/Kconfig" |
38b18f72 | 725 | |
5e83d430 RB |
726 | endmenu |
727 | ||
1da177e4 LT |
728 | config RWSEM_GENERIC_SPINLOCK |
729 | bool | |
730 | default y | |
731 | ||
732 | config RWSEM_XCHGADD_ALGORITHM | |
733 | bool | |
734 | ||
735 | config GENERIC_CALIBRATE_DELAY | |
736 | bool | |
737 | default y | |
738 | ||
1da177e4 LT |
739 | # |
740 | # Select some configuration options automatically based on user selections. | |
741 | # | |
742 | config ARC | |
743 | bool | |
1da177e4 | 744 | |
61ed242d RB |
745 | config ARCH_MAY_HAVE_PC_FDC |
746 | bool | |
747 | ||
4ce588cd | 748 | config DMA_COHERENT |
1da177e4 LT |
749 | bool |
750 | ||
4ce588cd | 751 | config DMA_IP27 |
1da177e4 LT |
752 | bool |
753 | ||
4ce588cd RB |
754 | config DMA_IP32 |
755 | bool | |
756 | select DMA_NEED_PCI_MAP_STATE | |
757 | ||
758 | config DMA_NONCOHERENT | |
759 | bool | |
760 | select DMA_NEED_PCI_MAP_STATE | |
761 | ||
762 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
763 | bool |
764 | ||
5e83d430 RB |
765 | config OWN_DMA |
766 | bool | |
767 | ||
1da177e4 LT |
768 | config EARLY_PRINTK |
769 | bool | |
1da177e4 LT |
770 | |
771 | config GENERIC_ISA_DMA | |
772 | bool | |
1da177e4 LT |
773 | |
774 | config I8259 | |
775 | bool | |
1da177e4 LT |
776 | |
777 | config LIMITED_DMA | |
778 | bool | |
779 | select HIGHMEM | |
797798c1 | 780 | select SYS_SUPPORTS_HIGHMEM |
1da177e4 LT |
781 | |
782 | config MIPS_BONITO64 | |
783 | bool | |
1da177e4 LT |
784 | |
785 | config MIPS_MSC | |
786 | bool | |
1da177e4 LT |
787 | |
788 | config MIPS_NILE4 | |
789 | bool | |
1da177e4 LT |
790 | |
791 | config MIPS_DISABLE_OBSOLETE_IDE | |
792 | bool | |
793 | ||
5e83d430 RB |
794 | # |
795 | # Endianess selection. Suffiently obscure so many users don't know what to | |
796 | # answer,so we try hard to limit the available choices. Also the use of a | |
797 | # choice statement should be more obvious to the user. | |
798 | # | |
799 | choice | |
800 | prompt "Endianess selection" | |
1da177e4 LT |
801 | help |
802 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 RB |
803 | byte order. These modes require different kernels and a different |
804 | Linux distribution. In general there is one prefered byteorder for a | |
805 | particular system but some systems are just as commonly used in the | |
806 | one or the other endianess. | |
807 | ||
808 | config CPU_BIG_ENDIAN | |
809 | bool "Big endian" | |
810 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
811 | ||
812 | config CPU_LITTLE_ENDIAN | |
813 | bool "Little endian" | |
814 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
815 | help | |
816 | ||
817 | endchoice | |
818 | ||
819 | config SYS_SUPPORTS_BIG_ENDIAN | |
820 | bool | |
821 | ||
822 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
823 | bool | |
1da177e4 LT |
824 | |
825 | config IRQ_CPU | |
826 | bool | |
827 | ||
828 | config IRQ_CPU_RM7K | |
829 | bool | |
830 | ||
5e83d430 RB |
831 | config IRQ_CPU_RM9K |
832 | bool | |
833 | ||
1da177e4 LT |
834 | config IRQ_MV64340 |
835 | bool | |
836 | ||
837 | config DDB5XXX_COMMON | |
838 | bool | |
1da177e4 LT |
839 | |
840 | config MIPS_BOARDS_GEN | |
841 | bool | |
1da177e4 LT |
842 | |
843 | config MIPS_GT64111 | |
844 | bool | |
1da177e4 LT |
845 | |
846 | config MIPS_GT64120 | |
847 | bool | |
1da177e4 LT |
848 | |
849 | config MIPS_TX3927 | |
850 | bool | |
1da177e4 | 851 | select HAS_TXX9_SERIAL |
1da177e4 LT |
852 | |
853 | config PCI_MARVELL | |
854 | bool | |
855 | ||
856 | config ITE_BOARD_GEN | |
857 | bool | |
5e83d430 RB |
858 | |
859 | config SOC_AU1000 | |
860 | bool | |
861 | select SOC_AU1X00 | |
862 | ||
863 | config SOC_AU1100 | |
864 | bool | |
865 | select SOC_AU1X00 | |
866 | ||
867 | config SOC_AU1500 | |
868 | bool | |
869 | select SOC_AU1X00 | |
870 | ||
871 | config SOC_AU1550 | |
872 | bool | |
873 | select SOC_AU1X00 | |
874 | ||
875 | config SOC_AU1200 | |
876 | bool | |
877 | select SOC_AU1X00 | |
878 | ||
879 | config SOC_AU1X00 | |
880 | bool | |
881 | select SYS_SUPPORTS_32BIT_KERNEL | |
1da177e4 | 882 | |
bdf21b18 PP |
883 | config PNX8550 |
884 | bool | |
885 | select SOC_PNX8550 | |
886 | ||
887 | config SOC_PNX8550 | |
888 | bool | |
889 | select SYS_SUPPORTS_32BIT_KERNEL | |
890 | select DMA_NONCOHERENT | |
891 | select HW_HAS_PCI | |
892 | ||
1da177e4 LT |
893 | config SWAP_IO_SPACE |
894 | bool | |
895 | ||
896 | # | |
897 | # Unfortunately not all GT64120 systems run the chip at the same clock. | |
898 | # As the user for the clock rate and try to minimize the available options. | |
899 | # | |
900 | choice | |
901 | prompt "Galileo Chip Clock" | |
902 | #default SYSCLK_83 if MIPS_EV64120 | |
903 | depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G | |
904 | default SYSCLK_83 if MIPS_EV64120 | |
905 | default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G | |
906 | ||
907 | config SYSCLK_75 | |
908 | bool "75" if MIPS_EV64120 | |
909 | ||
910 | config SYSCLK_83 | |
911 | bool "83.3" if MIPS_EV64120 | |
912 | ||
913 | config SYSCLK_100 | |
914 | bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G | |
915 | ||
916 | endchoice | |
917 | ||
5e83d430 RB |
918 | config ARC32 |
919 | bool | |
920 | ||
1da177e4 LT |
921 | config AU1X00_USB_DEVICE |
922 | bool | |
923 | depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000 | |
924 | default n | |
925 | ||
926 | config MIPS_GT96100 | |
927 | bool | |
5e83d430 | 928 | select MIPS_GT64120 |
1da177e4 LT |
929 | |
930 | config IT8172_CIR | |
931 | bool | |
932 | depends on MIPS_ITE8172 || MIPS_IVR | |
933 | default y | |
934 | ||
935 | config IT8712 | |
936 | bool | |
937 | depends on MIPS_ITE8172 | |
938 | default y | |
939 | ||
940 | config BOOT_ELF32 | |
941 | bool | |
1da177e4 LT |
942 | |
943 | config MIPS_L1_CACHE_SHIFT | |
944 | int | |
945 | default "4" if MACH_DECSTATION | |
946 | default "7" if SGI_IP27 | |
947 | default "5" | |
948 | ||
1da177e4 LT |
949 | config HAVE_STD_PC_SERIAL_PORT |
950 | bool | |
951 | ||
1da177e4 LT |
952 | config ARC_CONSOLE |
953 | bool "ARC console support" | |
954 | depends on SGI_IP22 || SNI_RM200_PCI | |
955 | ||
956 | config ARC_MEMORY | |
957 | bool | |
958 | depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32 | |
959 | default y | |
960 | ||
961 | config ARC_PROMLIB | |
962 | bool | |
963 | depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32 | |
964 | default y | |
965 | ||
966 | config ARC64 | |
967 | bool | |
1da177e4 LT |
968 | |
969 | config BOOT_ELF64 | |
970 | bool | |
1da177e4 | 971 | |
1da177e4 LT |
972 | config TOSHIBA_BOARDS |
973 | bool | |
1da177e4 LT |
974 | |
975 | menu "CPU selection" | |
976 | ||
977 | choice | |
978 | prompt "CPU type" | |
979 | default CPU_R4X00 | |
980 | ||
6e760c8d RB |
981 | config CPU_MIPS32_R1 |
982 | bool "MIPS32 Release 1" | |
6e760c8d | 983 | select CPU_HAS_PREFETCH |
797798c1 | 984 | select CPU_SUPPORTS_32BIT_KERNEL |
1e5f1caa | 985 | help |
5e83d430 | 986 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
987 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
988 | MIPS processor are based on a MIPS32 processor. If you know the | |
989 | specific type of processor in your system, choose those that one | |
990 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
991 | Release 2 of the MIPS32 architecture is available since several | |
992 | years so chances are you even have a MIPS32 Release 2 processor | |
993 | in which case you should choose CPU_MIPS32_R2 instead for better | |
994 | performance. | |
995 | ||
996 | config CPU_MIPS32_R2 | |
997 | bool "MIPS32 Release 2" | |
1e5f1caa | 998 | select CPU_HAS_PREFETCH |
797798c1 | 999 | select CPU_SUPPORTS_32BIT_KERNEL |
6e760c8d | 1000 | help |
5e83d430 | 1001 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1002 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1003 | MIPS processor are based on a MIPS32 processor. If you know the | |
1004 | specific type of processor in your system, choose those that one | |
1005 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1006 | ||
1007 | config CPU_MIPS64_R1 | |
1008 | bool "MIPS64 Release 1" | |
797798c1 | 1009 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1010 | select CPU_SUPPORTS_32BIT_KERNEL |
1011 | select CPU_SUPPORTS_64BIT_KERNEL | |
6e760c8d RB |
1012 | help |
1013 | Choose this option to build a kernel for release 1 or later of the | |
1014 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1015 | MIPS processor are based on a MIPS64 processor. If you know the | |
1016 | specific type of processor in your system, choose those that one | |
1017 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1018 | Release 2 of the MIPS64 architecture is available since several |
1019 | years so chances are you even have a MIPS64 Release 2 processor | |
1020 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1021 | performance. | |
1022 | ||
1023 | config CPU_MIPS64_R2 | |
1024 | bool "MIPS64 Release 2" | |
797798c1 | 1025 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1026 | select CPU_SUPPORTS_32BIT_KERNEL |
1027 | select CPU_SUPPORTS_64BIT_KERNEL | |
1e5f1caa RB |
1028 | help |
1029 | Choose this option to build a kernel for release 2 or later of the | |
1030 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1031 | MIPS processor are based on a MIPS64 processor. If you know the | |
1032 | specific type of processor in your system, choose those that one | |
1033 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1034 | |
1035 | config CPU_R3000 | |
1036 | bool "R3000" | |
ed5ba2fb | 1037 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1038 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1039 | help |
1040 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1041 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1042 | *not* work on R4000 machines and vice versa. However, since most | |
1043 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1044 | might be a safe bet. If the resulting kernel does not work, | |
1045 | try to recompile with R3000. | |
1046 | ||
1047 | config CPU_TX39XX | |
1048 | bool "R39XX" | |
ed5ba2fb | 1049 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1050 | |
1051 | config CPU_VR41XX | |
1052 | bool "R41xx" | |
ed5ba2fb YY |
1053 | select CPU_SUPPORTS_32BIT_KERNEL |
1054 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1055 | help |
5e83d430 | 1056 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1057 | Only choose this option if you have one of these processors as a |
1058 | kernel built with this option will not run on any other type of | |
1059 | processor or vice versa. | |
1060 | ||
1061 | config CPU_R4300 | |
1062 | bool "R4300" | |
ed5ba2fb YY |
1063 | select CPU_SUPPORTS_32BIT_KERNEL |
1064 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1065 | help |
1066 | MIPS Technologies R4300-series processors. | |
1067 | ||
1068 | config CPU_R4X00 | |
1069 | bool "R4x00" | |
ed5ba2fb YY |
1070 | select CPU_SUPPORTS_32BIT_KERNEL |
1071 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1072 | help |
1073 | MIPS Technologies R4000-series processors other than 4300, including | |
1074 | the R4000, R4400, R4600, and 4700. | |
1075 | ||
1076 | config CPU_TX49XX | |
1077 | bool "R49XX" | |
ed5ba2fb YY |
1078 | select CPU_SUPPORTS_32BIT_KERNEL |
1079 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1080 | |
1081 | config CPU_R5000 | |
1082 | bool "R5000" | |
ed5ba2fb YY |
1083 | select CPU_SUPPORTS_32BIT_KERNEL |
1084 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1085 | help |
1086 | MIPS Technologies R5000-series processors other than the Nevada. | |
1087 | ||
1088 | config CPU_R5432 | |
1089 | bool "R5432" | |
5e83d430 RB |
1090 | select CPU_SUPPORTS_32BIT_KERNEL |
1091 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1092 | |
1093 | config CPU_R6000 | |
1094 | bool "R6000" | |
ed5ba2fb YY |
1095 | depends on EXPERIMENTAL |
1096 | select CPU_SUPPORTS_32BIT_KERNEL | |
1da177e4 LT |
1097 | help |
1098 | MIPS Technologies R6000 and R6000A series processors. Note these | |
1099 | processors are extremly rare and the support for them is incomplete. | |
1100 | ||
1101 | config CPU_NEVADA | |
1102 | bool "RM52xx" | |
ed5ba2fb YY |
1103 | select CPU_SUPPORTS_32BIT_KERNEL |
1104 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1105 | help |
1106 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1107 | ||
1108 | config CPU_R8000 | |
1109 | bool "R8000" | |
ed5ba2fb | 1110 | depends on EXPERIMENTAL |
5e83d430 | 1111 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1112 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1113 | help |
1114 | MIPS Technologies R8000 processors. Note these processors are | |
1115 | uncommon and the support for them is incomplete. | |
1116 | ||
1117 | config CPU_R10000 | |
1118 | bool "R10000" | |
5e83d430 | 1119 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1120 | select CPU_SUPPORTS_32BIT_KERNEL |
1121 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1122 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1123 | help |
1124 | MIPS Technologies R10000-series processors. | |
1125 | ||
1126 | config CPU_RM7000 | |
1127 | bool "RM7000" | |
5e83d430 | 1128 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1129 | select CPU_SUPPORTS_32BIT_KERNEL |
1130 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1131 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1132 | |
1133 | config CPU_RM9000 | |
1134 | bool "RM9000" | |
5e83d430 | 1135 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1136 | select CPU_SUPPORTS_32BIT_KERNEL |
1137 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1138 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1139 | |
1140 | config CPU_SB1 | |
1141 | bool "SB1" | |
ed5ba2fb YY |
1142 | select CPU_SUPPORTS_32BIT_KERNEL |
1143 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1144 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1145 | |
1146 | endchoice | |
1147 | ||
5e83d430 RB |
1148 | endmenu |
1149 | ||
1150 | # | |
1151 | # These two indicate any levelof the MIPS32 and MIPS64 architecture | |
1152 | # | |
1153 | config CPU_MIPS32 | |
1154 | bool | |
1155 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1156 | ||
1157 | config CPU_MIPS64 | |
1158 | bool | |
1159 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1160 | ||
1161 | # | |
1162 | # These two indicate the revision of the architecture, either 32 bot 64 bit. | |
1163 | # | |
1164 | config CPU_MIPSR1 | |
1165 | bool | |
1166 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1167 | ||
1168 | config CPU_MIPSR2 | |
1169 | bool | |
1170 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 | |
1171 | ||
1172 | config SYS_SUPPORTS_32BIT_KERNEL | |
1173 | bool | |
1174 | config SYS_SUPPORTS_64BIT_KERNEL | |
1175 | bool | |
1176 | config CPU_SUPPORTS_32BIT_KERNEL | |
1177 | bool | |
1178 | config CPU_SUPPORTS_64BIT_KERNEL | |
1179 | bool | |
1180 | ||
1181 | menu "Kernel type" | |
1182 | ||
1183 | choice | |
1184 | ||
1185 | prompt "Kernel code model" | |
1186 | help | |
1187 | You should only select this option if you have a workload that | |
1188 | actually benefits from 64-bit processing or if your machine has | |
1189 | large memory. You will only be presented a single option in this | |
1190 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1191 | ||
1192 | config 32BIT | |
1193 | bool "32-bit kernel" | |
1194 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1195 | select TRAD_SIGNALS | |
1196 | help | |
1197 | Select this option if you want to build a 32-bit kernel. | |
1198 | config 64BIT | |
1199 | bool "64-bit kernel" | |
1200 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1201 | help | |
1202 | Select this option if you want to build a 64-bit kernel. | |
1203 | ||
1204 | endchoice | |
1205 | ||
1da177e4 LT |
1206 | choice |
1207 | prompt "Kernel page size" | |
1208 | default PAGE_SIZE_4KB | |
1209 | ||
1210 | config PAGE_SIZE_4KB | |
1211 | bool "4kB" | |
1212 | help | |
1213 | This option select the standard 4kB Linux page size. On some | |
1214 | R3000-family processors this is the only available page size. Using | |
1215 | 4kB page size will minimize memory consumption and is therefore | |
1216 | recommended for low memory systems. | |
1217 | ||
1218 | config PAGE_SIZE_8KB | |
1219 | bool "8kB" | |
1220 | depends on EXPERIMENTAL && CPU_R8000 | |
1221 | help | |
1222 | Using 8kB page size will result in higher performance kernel at | |
1223 | the price of higher memory consumption. This option is available | |
1224 | only on the R8000 processor. Not that at the time of this writing | |
1225 | this option is still high experimental; there are also issues with | |
1226 | compatibility of user applications. | |
1227 | ||
1228 | config PAGE_SIZE_16KB | |
1229 | bool "16kB" | |
1230 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1231 | help | |
1232 | Using 16kB page size will result in higher performance kernel at | |
1233 | the price of higher memory consumption. This option is available on | |
1234 | all non-R3000 family processor. Not that at the time of this | |
1235 | writing this option is still high experimental; there are also | |
1236 | issues with compatibility of user applications. | |
1237 | ||
1238 | config PAGE_SIZE_64KB | |
1239 | bool "64kB" | |
1240 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1241 | help | |
1242 | Using 64kB page size will result in higher performance kernel at | |
1243 | the price of higher memory consumption. This option is available on | |
1244 | all non-R3000 family processor. Not that at the time of this | |
1245 | writing this option is still high experimental; there are also | |
1246 | issues with compatibility of user applications. | |
1247 | ||
1248 | endchoice | |
1249 | ||
1250 | config BOARD_SCACHE | |
1251 | bool | |
1252 | ||
1253 | config IP22_CPU_SCACHE | |
1254 | bool | |
1255 | select BOARD_SCACHE | |
1256 | ||
1257 | config R5000_CPU_SCACHE | |
1258 | bool | |
1259 | select BOARD_SCACHE | |
1260 | ||
1261 | config RM7000_CPU_SCACHE | |
1262 | bool | |
1263 | select BOARD_SCACHE | |
1264 | ||
1265 | config SIBYTE_DMA_PAGEOPS | |
1266 | bool "Use DMA to clear/copy pages" | |
1267 | depends on CPU_SB1 | |
1268 | help | |
1269 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1270 | channel. These DMA channels are otherwise unused by the standard | |
1271 | SiByte Linux port. Seems to give a small performance benefit. | |
1272 | ||
1273 | config CPU_HAS_PREFETCH | |
c8094b53 | 1274 | bool |
1da177e4 | 1275 | |
e01402b1 RB |
1276 | config MIPS_MT |
1277 | bool "Enable MIPS MT" | |
1278 | ||
340ee4b9 RB |
1279 | choice |
1280 | prompt "MIPS MT options" | |
1281 | depends on MIPS_MT | |
1282 | ||
1283 | config MIPS_MT_SMP | |
1284 | bool "Use 1 TC on each available VPE for SMP" | |
1285 | select SMP | |
1286 | ||
e01402b1 RB |
1287 | config MIPS_VPE_LOADER |
1288 | bool "VPE loader support." | |
1289 | depends on MIPS_MT | |
1290 | help | |
1291 | Includes a loader for loading an elf relocatable object | |
1292 | onto another VPE and running it. | |
1293 | ||
340ee4b9 RB |
1294 | endchoice |
1295 | ||
e01402b1 RB |
1296 | config MIPS_VPE_LOADER_TOM |
1297 | bool "Load VPE program into memory hidden from linux" | |
1298 | depends on MIPS_VPE_LOADER | |
1299 | default y | |
1300 | help | |
1301 | The loader can use memory that is present but has been hidden from | |
1302 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1303 | you to ensure the amount you put in the option and the space your | |
1304 | program requires is less or equal to the amount physically present. | |
1305 | ||
1306 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1307 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1308 | bool "Enable support for AP/SP API (RTLX)" |
1309 | depends on MIPS_VPE_LOADER | |
1310 | help | |
e01402b1 | 1311 | |
1da177e4 LT |
1312 | config SB1_PASS_1_WORKAROUNDS |
1313 | bool | |
1314 | depends on CPU_SB1_PASS_1 | |
1315 | default y | |
1316 | ||
1317 | config SB1_PASS_2_WORKAROUNDS | |
1318 | bool | |
1319 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1320 | default y | |
1321 | ||
1322 | config SB1_PASS_2_1_WORKAROUNDS | |
1323 | bool | |
1324 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1325 | default y | |
1326 | ||
1327 | config 64BIT_PHYS_ADDR | |
1328 | bool "Support for 64-bit physical address space" | |
6e760c8d | 1329 | depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32_R1 || CPU_MIPS64_R1) && 32BIT |
1da177e4 LT |
1330 | |
1331 | config CPU_ADVANCED | |
1332 | bool "Override CPU Options" | |
875d43e7 | 1333 | depends on 32BIT |
1da177e4 LT |
1334 | help |
1335 | Saying yes here allows you to select support for various features | |
1336 | your CPU may or may not have. Most people should say N here. | |
1337 | ||
1338 | config CPU_HAS_LLSC | |
1339 | bool "ll/sc Instructions available" if CPU_ADVANCED | |
1340 | default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX | |
1341 | help | |
1342 | MIPS R4000 series and later provide the Load Linked (ll) | |
1343 | and Store Conditional (sc) instructions. More information is | |
1344 | available at <http://www.go-ecs.com/mips/miptek1.htm>. | |
1345 | ||
1346 | Say Y here if your CPU has the ll and sc instructions. Say Y here | |
1347 | for better performance, N if you don't know. You must say Y here | |
1348 | for multiprocessor machines. | |
1349 | ||
1350 | config CPU_HAS_LLDSCD | |
1351 | bool "lld/scd Instructions available" if CPU_ADVANCED | |
6e760c8d | 1352 | default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32_R1 |
1da177e4 LT |
1353 | help |
1354 | Say Y here if your CPU has the lld and scd instructions, the 64-bit | |
1355 | equivalents of ll and sc. Say Y here for better performance, N if | |
1356 | you don't know. You must say Y here for multiprocessor machines. | |
1357 | ||
1358 | config CPU_HAS_WB | |
1359 | bool "Writeback Buffer available" if CPU_ADVANCED | |
1360 | default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION | |
1361 | help | |
1362 | Say N here for slightly better performance. You must say Y here for | |
1363 | machines which require flushing of write buffers in software. Saying | |
1364 | Y is the safe option; N may result in kernel malfunction and crashes. | |
1365 | ||
e01402b1 RB |
1366 | menu "MIPSR2 Interrupt handling" |
1367 | depends on CPU_MIPSR2 && CPU_ADVANCED | |
1368 | ||
1369 | config CPU_MIPSR2_IRQ_VI | |
1370 | bool "Vectored interrupt mode" | |
1371 | help | |
1372 | Vectored interrupt mode allowing faster dispatching of interrupts. | |
1373 | The board support code needs to be written to take advantage of this | |
1374 | mode. Compatibility code is included to allow the kernel to run on | |
1375 | a CPU that does not support vectored interrupts. It's safe to | |
1376 | say Y here. | |
1377 | ||
1378 | config CPU_MIPSR2_IRQ_EI | |
1379 | bool "External interrupt controller mode" | |
1380 | help | |
1381 | Extended interrupt mode takes advantage of an external interrupt | |
1382 | controller to allow fast dispatching from many possible interrupt | |
1383 | sources. Say N unless you know that external interrupt support is | |
1384 | required. | |
1385 | ||
1386 | config CPU_MIPSR2_SRS | |
1387 | bool "Make shadow set registers available for interrupt handlers" | |
1388 | depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI | |
1389 | help | |
1390 | Allow the kernel to use shadow register sets for fast interrupts. | |
1391 | Interrupt handlers must be specially written to use shadow sets. | |
1392 | Say N unless you know that shadow register set upport is needed. | |
1393 | endmenu | |
1394 | ||
1da177e4 LT |
1395 | config CPU_HAS_SYNC |
1396 | bool | |
1397 | depends on !CPU_R3000 | |
1398 | default y | |
1399 | ||
797798c1 RB |
1400 | # |
1401 | # Use the generic interrupt handling code in kernel/irq/: | |
1402 | # | |
1403 | config GENERIC_HARDIRQS | |
1404 | bool | |
1405 | default y | |
1406 | ||
1407 | config GENERIC_IRQ_PROBE | |
1408 | bool | |
1409 | default y | |
1410 | ||
1da177e4 LT |
1411 | # |
1412 | # - Highmem only makes sense for the 32-bit kernel. | |
1413 | # - The current highmem code will only work properly on physically indexed | |
1414 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1415 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1416 | # moment we protect the user and offer the highmem option only on machines | |
1417 | # where it's known to be safe. This will not offer highmem on a few systems | |
1418 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1419 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1420 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1421 | # know they might have memory configurations that could make use of highmem | |
1422 | # support. | |
1da177e4 LT |
1423 | # |
1424 | config HIGHMEM | |
1425 | bool "High Memory Support" | |
797798c1 RB |
1426 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1427 | ||
1428 | config CPU_SUPPORTS_HIGHMEM | |
1429 | bool | |
1430 | ||
1431 | config SYS_SUPPORTS_HIGHMEM | |
1432 | bool | |
1da177e4 | 1433 | |
b4819b59 YY |
1434 | config ARCH_FLATMEM_ENABLE |
1435 | def_bool y | |
1436 | depends on !NUMA | |
1437 | ||
1438 | source "mm/Kconfig" | |
1439 | ||
1da177e4 LT |
1440 | config SMP |
1441 | bool "Multi-Processing support" | |
f137e463 | 1442 | depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP |
1da177e4 LT |
1443 | ---help--- |
1444 | This enables support for systems with more than one CPU. If you have | |
1445 | a system with only one CPU, like most personal computers, say N. If | |
1446 | you have a system with more than one CPU, say Y. | |
1447 | ||
1448 | If you say N here, the kernel will run on single and multiprocessor | |
1449 | machines, but will use only one CPU of a multiprocessor machine. If | |
1450 | you say Y here, the kernel will run on many, but not all, | |
1451 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1452 | will run faster if you say N here. | |
1453 | ||
1454 | People using multiprocessor machines who say Y here should also say | |
1455 | Y to "Enhanced Real Time Clock Support", below. | |
1456 | ||
1457 | See also the <file:Documentation/smp.txt> and the SMP-HOWTO | |
1458 | available at <http://www.tldp.org/docs.html#howto>. | |
1459 | ||
1460 | If you don't know what to do here, say N. | |
1461 | ||
1462 | config NR_CPUS | |
1463 | int "Maximum number of CPUs (2-64)" | |
1464 | range 2 64 | |
1465 | depends on SMP | |
1466 | default "64" if SGI_IP27 | |
1467 | default "2" | |
1468 | help | |
1469 | This allows you to specify the maximum number of CPUs which this | |
1470 | kernel will support. The maximum supported value is 32 for 32-bit | |
1471 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
1472 | sense is 2. | |
1473 | ||
1474 | This is purely to save memory - each supported CPU adds | |
1475 | approximately eight kilobytes to the kernel image. | |
1476 | ||
e80de850 | 1477 | source "kernel/Kconfig.preempt" |
1da177e4 LT |
1478 | |
1479 | config RTC_DS1742 | |
1480 | bool "DS1742 BRAM/RTC support" | |
1481 | depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927 | |
1482 | ||
1483 | config MIPS_INSANE_LARGE | |
1484 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1485 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1486 | help |
1487 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1488 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1489 | need processes of more than 1TB virtual address space, say Y here. | |
1490 | This will result in additional memory usage, so it is not | |
1491 | recommended for normal users. | |
1492 | ||
5e83d430 RB |
1493 | endmenu |
1494 | ||
1da177e4 LT |
1495 | config RWSEM_GENERIC_SPINLOCK |
1496 | bool | |
1497 | default y | |
1498 | ||
1da177e4 LT |
1499 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1500 | ||
5e83d430 RB |
1501 | config HW_HAS_EISA |
1502 | bool | |
1da177e4 LT |
1503 | config HW_HAS_PCI |
1504 | bool | |
1505 | ||
1506 | config PCI | |
1507 | bool "Support for PCI controller" | |
1508 | depends on HW_HAS_PCI | |
1509 | help | |
1510 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1511 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1512 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1513 | say Y, otherwise N. | |
1514 | ||
1515 | The PCI-HOWTO, available from | |
1516 | <http://www.tldp.org/docs.html#howto>, contains valuable | |
1517 | information about which PCI hardware does work under Linux and which | |
1518 | doesn't. | |
1519 | ||
1520 | config PCI_DOMAINS | |
1521 | bool | |
1522 | depends on PCI | |
1523 | ||
1524 | source "drivers/pci/Kconfig" | |
1525 | ||
1526 | # | |
1527 | # ISA support is now enabled via select. Too many systems still have the one | |
1528 | # or other ISA chip on the board that users don't know about so don't expect | |
1529 | # users to choose the right thing ... | |
1530 | # | |
1531 | config ISA | |
1532 | bool | |
1533 | ||
1534 | config EISA | |
1535 | bool "EISA support" | |
5e83d430 | 1536 | depends on HW_HAS_EISA |
1da177e4 LT |
1537 | select ISA |
1538 | ---help--- | |
1539 | The Extended Industry Standard Architecture (EISA) bus was | |
1540 | developed as an open alternative to the IBM MicroChannel bus. | |
1541 | ||
1542 | The EISA bus provided some of the features of the IBM MicroChannel | |
1543 | bus while maintaining backward compatibility with cards made for | |
1544 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
1545 | 1995 when it was made obsolete by the PCI bus. | |
1546 | ||
1547 | Say Y here if you are building a kernel for an EISA-based machine. | |
1548 | ||
1549 | Otherwise, say N. | |
1550 | ||
1551 | source "drivers/eisa/Kconfig" | |
1552 | ||
1553 | config TC | |
1554 | bool "TURBOchannel support" | |
1555 | depends on MACH_DECSTATION | |
1556 | help | |
1557 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
1558 | processors. Documentation on writing device drivers for TurboChannel | |
1559 | is available at: | |
1560 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
1561 | ||
1562 | #config ACCESSBUS | |
1563 | # bool "Access.Bus support" | |
1564 | # depends on TC | |
1565 | ||
1566 | config MMU | |
1567 | bool | |
1568 | default y | |
1569 | ||
1da177e4 LT |
1570 | source "drivers/pcmcia/Kconfig" |
1571 | ||
1572 | source "drivers/pci/hotplug/Kconfig" | |
1573 | ||
1574 | endmenu | |
1575 | ||
1576 | menu "Executable file formats" | |
1577 | ||
1578 | source "fs/Kconfig.binfmt" | |
1579 | ||
1580 | config TRAD_SIGNALS | |
1581 | bool | |
1da177e4 LT |
1582 | |
1583 | config BUILD_ELF64 | |
1584 | bool "Use 64-bit ELF format for building" | |
875d43e7 | 1585 | depends on 64BIT |
1da177e4 LT |
1586 | help |
1587 | A 64-bit kernel is usually built using the 64-bit ELF binary object | |
1588 | format as it's one that allows arbitrary 64-bit constructs. For | |
1589 | kernels that are loaded within the KSEG compatibility segments the | |
1590 | 32-bit ELF format can optionally be used resulting in a somewhat | |
1591 | smaller binary, but this option is not explicitly supported by the | |
1592 | toolchain and since binutils 2.14 it does not even work at all. | |
1593 | ||
1594 | Say Y to use the 64-bit format or N to use the 32-bit one. | |
1595 | ||
1596 | If unsure say Y. | |
1597 | ||
1598 | config BINFMT_IRIX | |
1599 | bool "Include IRIX binary compatibility" | |
5e83d430 | 1600 | depends on CPU_BIG_ENDIAN && 32BIT && BROKEN |
1da177e4 LT |
1601 | |
1602 | config MIPS32_COMPAT | |
1603 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 1604 | depends on 64BIT |
1da177e4 LT |
1605 | help |
1606 | Select this option if you want Linux/MIPS 32-bit binary | |
1607 | compatibility. Since all software available for Linux/MIPS is | |
1608 | currently 32-bit you should say Y here. | |
1609 | ||
1610 | config COMPAT | |
1611 | bool | |
1612 | depends on MIPS32_COMPAT | |
1613 | default y | |
1614 | ||
1615 | config MIPS32_O32 | |
1616 | bool "Kernel support for o32 binaries" | |
1617 | depends on MIPS32_COMPAT | |
1618 | help | |
1619 | Select this option if you want to run o32 binaries. These are pure | |
1620 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
1621 | existing binaries are in this format. | |
1622 | ||
1623 | If unsure, say Y. | |
1624 | ||
1625 | config MIPS32_N32 | |
1626 | bool "Kernel support for n32 binaries" | |
1627 | depends on MIPS32_COMPAT | |
1628 | help | |
1629 | Select this option if you want to run n32 binaries. These are | |
1630 | 64-bit binaries using 32-bit quantities for addressing and certain | |
1631 | data that would normally be 64-bit. They are used in special | |
1632 | cases. | |
1633 | ||
1634 | If unsure, say N. | |
1635 | ||
1636 | config BINFMT_ELF32 | |
1637 | bool | |
1638 | default y if MIPS32_O32 || MIPS32_N32 | |
1639 | ||
127c6f66 RB |
1640 | config SECCOMP |
1641 | bool "Enable seccomp to safely compute untrusted bytecode" | |
1642 | depends on PROC_FS && BROKEN | |
1643 | default y | |
1644 | help | |
1645 | This kernel feature is useful for number crunching applications | |
1646 | that may need to compute untrusted bytecode during their | |
1647 | execution. By using pipes or other transports made available to | |
1648 | the process as file descriptors supporting the read/write | |
1649 | syscalls, it's possible to isolate those applications in | |
1650 | their own address space using seccomp. Once seccomp is | |
1651 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1652 | and the task is only allowed to execute a few safe syscalls | |
1653 | defined by each seccomp mode. | |
1654 | ||
1655 | If unsure, say Y. Only embedded should say N here. | |
1656 | ||
1da177e4 LT |
1657 | config PM |
1658 | bool "Power Management support (EXPERIMENTAL)" | |
5e83d430 | 1659 | depends on EXPERIMENTAL && SOC_AU1X00 |
1da177e4 LT |
1660 | |
1661 | endmenu | |
1662 | ||
d5950b43 SR |
1663 | source "net/Kconfig" |
1664 | ||
1da177e4 LT |
1665 | source "drivers/Kconfig" |
1666 | ||
1667 | source "fs/Kconfig" | |
1668 | ||
5e83d430 RB |
1669 | source "arch/mips/oprofile/Kconfig" |
1670 | ||
1da177e4 LT |
1671 | source "arch/mips/Kconfig.debug" |
1672 | ||
1673 | source "security/Kconfig" | |
1674 | ||
1675 | source "crypto/Kconfig" | |
1676 | ||
1677 | source "lib/Kconfig" |