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Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
ec7748b5 | 4 | select HAVE_IDE |
42d4b839 | 5 | select HAVE_OPROFILE |
88547001 | 6 | select HAVE_ARCH_KGDB |
1da177e4 LT |
7 | # Horrible source of confusion. Die, die, die ... |
8 | select EMBEDDED | |
90b02340 | 9 | select RTC_LIB |
1da177e4 | 10 | |
875d43e7 RB |
11 | mainmenu "Linux/MIPS Kernel Configuration" |
12 | ||
1da177e4 LT |
13 | menu "Machine selection" |
14 | ||
5ac6da66 CL |
15 | config ZONE_DMA |
16 | bool | |
5ac6da66 | 17 | |
5e83d430 RB |
18 | choice |
19 | prompt "System type" | |
20 | default SGI_IP22 | |
1da177e4 | 21 | |
c3543e25 YY |
22 | config MACH_ALCHEMY |
23 | bool "Alchemy processor based machines" | |
1da177e4 | 24 | |
35189fad | 25 | config BASLER_EXCITE |
be91589e | 26 | bool "Basler eXcite smart camera" |
42f77542 | 27 | select CEVT_R4K |
940f6b48 | 28 | select CSRC_R4K |
35189fad RB |
29 | select DMA_COHERENT |
30 | select HW_HAS_PCI | |
31 | select IRQ_CPU | |
32 | select IRQ_CPU_RM7K | |
33 | select IRQ_CPU_RM9K | |
663c3d90 | 34 | select MIPS_RM9122 |
35189fad RB |
35 | select SYS_HAS_CPU_RM9000 |
36 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad RB |
37 | select SYS_SUPPORTS_BIG_ENDIAN |
38 | help | |
39 | The eXcite is a smart camera platform manufactured by | |
be91589e | 40 | Basler Vision Technologies AG. |
35189fad | 41 | |
1c0c13eb AJ |
42 | config BCM47XX |
43 | bool "BCM47XX based boards" | |
42f77542 | 44 | select CEVT_R4K |
940f6b48 | 45 | select CSRC_R4K |
1c0c13eb AJ |
46 | select DMA_NONCOHERENT |
47 | select HW_HAS_PCI | |
48 | select IRQ_CPU | |
49 | select SYS_HAS_CPU_MIPS32_R1 | |
50 | select SYS_SUPPORTS_32BIT_KERNEL | |
51 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
52 | select SSB | |
53 | select SSB_DRIVER_MIPS | |
2f02c15a AJ |
54 | select SSB_DRIVER_EXTIF |
55 | select SSB_PCICORE_HOSTMODE if PCI | |
1c0c13eb | 56 | select GENERIC_GPIO |
25e5fb97 AJ |
57 | select SYS_HAS_EARLY_PRINTK |
58 | select CFE | |
1c0c13eb AJ |
59 | help |
60 | Support for BCM47XX based boards | |
61 | ||
1da177e4 | 62 | config MIPS_COBALT |
3fa986fa | 63 | bool "Cobalt Server" |
42f77542 | 64 | select CEVT_R4K |
940f6b48 | 65 | select CSRC_R4K |
1097c6ac | 66 | select CEVT_GT641XX |
1da177e4 LT |
67 | select DMA_NONCOHERENT |
68 | select HW_HAS_PCI | |
d865bea4 | 69 | select I8253 |
1da177e4 LT |
70 | select I8259 |
71 | select IRQ_CPU | |
d5ab1a69 | 72 | select IRQ_GT641XX |
252161ec | 73 | select PCI_GT64XXX_PCI0 |
7cf8053b | 74 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 75 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 76 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 77 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 78 | select SYS_SUPPORTS_LITTLE_ENDIAN |
9fd32cfb | 79 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
80 | |
81 | config MACH_DECSTATION | |
3fa986fa | 82 | bool "DECstations" |
1da177e4 | 83 | select BOOT_ELF32 |
6457d9fc | 84 | select CEVT_DS1287 |
42f77542 | 85 | select CEVT_R4K |
4247417d | 86 | select CSRC_IOASIC |
940f6b48 | 87 | select CSRC_R4K |
20d60d99 MR |
88 | select CPU_DADDI_WORKAROUNDS if 64BIT |
89 | select CPU_R4000_WORKAROUNDS if 64BIT | |
90 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 91 | select DMA_NONCOHERENT |
d388d685 | 92 | select NO_IOPORT |
1da177e4 | 93 | select IRQ_CPU |
7cf8053b RB |
94 | select SYS_HAS_CPU_R3000 |
95 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
96 | select SYS_SUPPORTS_32BIT_KERNEL |
97 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 98 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
99 | select SYS_SUPPORTS_128HZ |
100 | select SYS_SUPPORTS_256HZ | |
101 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 102 | help |
1da177e4 LT |
103 | This enables support for DEC's MIPS based workstations. For details |
104 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
105 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
106 | ||
107 | If you have one of the following DECstation Models you definitely | |
108 | want to choose R4xx0 for the CPU Type: | |
109 | ||
9308816c RB |
110 | DECstation 5000/50 |
111 | DECstation 5000/150 | |
112 | DECstation 5000/260 | |
113 | DECsystem 5900/260 | |
1da177e4 LT |
114 | |
115 | otherwise choose R3000. | |
116 | ||
5e83d430 | 117 | config MACH_JAZZ |
3fa986fa | 118 | bool "Jazz family of machines" |
5e83d430 RB |
119 | select ARC |
120 | select ARC32 | |
121 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 122 | select CEVT_R4K |
940f6b48 | 123 | select CSRC_R4K |
e2defae5 | 124 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 125 | select GENERIC_ISA_DMA |
ea202c63 | 126 | select IRQ_CPU |
d865bea4 | 127 | select I8253 |
5e83d430 RB |
128 | select I8259 |
129 | select ISA | |
7cf8053b | 130 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
131 | select SYS_SUPPORTS_32BIT_KERNEL |
132 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 133 | select SYS_SUPPORTS_100HZ |
9fd32cfb | 134 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 135 | help |
5e83d430 RB |
136 | This a family of machines based on the MIPS R4030 chipset which was |
137 | used by several vendors to build RISC/os and Windows NT workstations. | |
138 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and | |
139 | Olivetti M700-10 workstations. | |
140 | ||
1f21d2bd BM |
141 | config LASAT |
142 | bool "LASAT Networks platforms" | |
42f77542 | 143 | select CEVT_R4K |
940f6b48 | 144 | select CSRC_R4K |
1f21d2bd BM |
145 | select DMA_NONCOHERENT |
146 | select SYS_HAS_EARLY_PRINTK | |
147 | select HW_HAS_PCI | |
a5ccfe5c | 148 | select IRQ_CPU |
1f21d2bd BM |
149 | select PCI_GT64XXX_PCI0 |
150 | select MIPS_NILE4 | |
151 | select R5000_CPU_SCACHE | |
152 | select SYS_HAS_CPU_R5000 | |
153 | select SYS_SUPPORTS_32BIT_KERNEL | |
154 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
155 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
156 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
157 | ||
ade299d8 YY |
158 | config LEMOTE_FULONG |
159 | bool "Lemote Fulong mini-PC" | |
160 | select ARCH_SPARSEMEM_ENABLE | |
42f77542 | 161 | select CEVT_R4K |
940f6b48 | 162 | select CSRC_R4K |
ade299d8 YY |
163 | select SYS_HAS_CPU_LOONGSON2 |
164 | select DMA_NONCOHERENT | |
165 | select BOOT_ELF32 | |
166 | select BOARD_SCACHE | |
167 | select HAVE_STD_PC_SERIAL_PORT | |
168 | select HW_HAS_PCI | |
169 | select I8259 | |
170 | select ISA | |
171 | select IRQ_CPU | |
172 | select SYS_SUPPORTS_32BIT_KERNEL | |
173 | select SYS_SUPPORTS_64BIT_KERNEL | |
174 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
175 | select SYS_SUPPORTS_HIGHMEM | |
176 | select SYS_HAS_EARLY_PRINTK | |
177 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
23dd6d35 | 178 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
ade299d8 YY |
179 | select CPU_HAS_WB |
180 | help | |
181 | Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and | |
182 | an FPGA northbridge | |
183 | ||
1da177e4 | 184 | config MIPS_MALTA |
3fa986fa | 185 | bool "MIPS Malta board" |
61ed242d | 186 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 187 | select BOOT_ELF32 |
fa71c960 | 188 | select BOOT_RAW |
42f77542 | 189 | select CEVT_R4K |
940f6b48 | 190 | select CSRC_R4K |
1da177e4 LT |
191 | select DMA_NONCOHERENT |
192 | select GENERIC_ISA_DMA | |
aa414dff | 193 | select IRQ_CPU |
39b8d525 | 194 | select IRQ_GIC |
1da177e4 | 195 | select HW_HAS_PCI |
d865bea4 | 196 | select I8253 |
1da177e4 | 197 | select I8259 |
5e83d430 RB |
198 | select MIPS_BOARDS_GEN |
199 | select MIPS_BONITO64 | |
9318c51a | 200 | select MIPS_CPU_SCACHE |
252161ec | 201 | select PCI_GT64XXX_PCI0 |
5e83d430 | 202 | select MIPS_MSC |
1da177e4 | 203 | select SWAP_IO_SPACE |
7cf8053b RB |
204 | select SYS_HAS_CPU_MIPS32_R1 |
205 | select SYS_HAS_CPU_MIPS32_R2 | |
206 | select SYS_HAS_CPU_MIPS64_R1 | |
207 | select SYS_HAS_CPU_NEVADA | |
208 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 209 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
210 | select SYS_SUPPORTS_32BIT_KERNEL |
211 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
212 | select SYS_SUPPORTS_BIG_ENDIAN |
213 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f41ae0b2 | 214 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 215 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 216 | help |
f638d197 | 217 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
218 | board. |
219 | ||
5e83d430 | 220 | config MIPS_SIM |
3fa986fa | 221 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 222 | select CEVT_R4K |
940f6b48 | 223 | select CSRC_R4K |
1da177e4 | 224 | select DMA_NONCOHERENT |
36a88530 | 225 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 226 | select IRQ_CPU |
9267a30d | 227 | select BOOT_RAW |
7cf8053b RB |
228 | select SYS_HAS_CPU_MIPS32_R1 |
229 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 230 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 231 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 232 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 233 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 234 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 235 | help |
5e83d430 RB |
236 | This option enables support for MIPS Technologies MIPSsim software |
237 | emulator. | |
1da177e4 | 238 | |
ade299d8 YY |
239 | config MARKEINS |
240 | bool "NEC EMMA2RH Mark-eins" | |
42f77542 | 241 | select CEVT_R4K |
940f6b48 | 242 | select CSRC_R4K |
ade299d8 YY |
243 | select DMA_NONCOHERENT |
244 | select HW_HAS_PCI | |
245 | select IRQ_CPU | |
246 | select SWAP_IO_SPACE | |
247 | select SYS_SUPPORTS_32BIT_KERNEL | |
248 | select SYS_SUPPORTS_BIG_ENDIAN | |
249 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
250 | select SYS_HAS_CPU_R5000 | |
251 | help | |
252 | This enables support for the R5432-based NEC Mark-eins | |
253 | boards with R5500 CPU. | |
254 | ||
5e83d430 | 255 | config MACH_VR41XX |
74142d65 | 256 | bool "NEC VR4100 series based machines" |
42f77542 | 257 | select CEVT_R4K |
940f6b48 | 258 | select CSRC_R4K |
7cf8053b | 259 | select SYS_HAS_CPU_VR41XX |
9fd32cfb | 260 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 261 | |
ade299d8 | 262 | config PNX8550_JBS |
a92b0588 | 263 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
264 | select PNX8550 |
265 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
266 | ||
267 | config PNX8550_STB810 | |
a92b0588 | 268 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
269 | select PNX8550 |
270 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
271 | ||
9267a30d MSJ |
272 | config PMC_MSP |
273 | bool "PMC-Sierra MSP chipsets" | |
274 | depends on EXPERIMENTAL | |
275 | select DMA_NONCOHERENT | |
276 | select SWAP_IO_SPACE | |
277 | select NO_EXCEPT_FILL | |
278 | select BOOT_RAW | |
279 | select SYS_HAS_CPU_MIPS32_R1 | |
280 | select SYS_HAS_CPU_MIPS32_R2 | |
281 | select SYS_SUPPORTS_32BIT_KERNEL | |
282 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
283 | select IRQ_CPU |
284 | select SERIAL_8250 | |
285 | select SERIAL_8250_CONSOLE | |
286 | help | |
287 | This adds support for the PMC-Sierra family of Multi-Service | |
288 | Processor System-On-A-Chips. These parts include a number | |
289 | of integrated peripherals, interfaces and DSPs in addition to | |
290 | a variety of MIPS cores. | |
291 | ||
5e83d430 | 292 | config PMC_YOSEMITE |
3fa986fa | 293 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 294 | select CEVT_R4K |
940f6b48 | 295 | select CSRC_R4K |
5e83d430 RB |
296 | select DMA_COHERENT |
297 | select HW_HAS_PCI | |
298 | select IRQ_CPU | |
299 | select IRQ_CPU_RM7K | |
300 | select IRQ_CPU_RM9K | |
301 | select SWAP_IO_SPACE | |
7cf8053b | 302 | select SYS_HAS_CPU_RM9000 |
36a88530 | 303 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
304 | select SYS_SUPPORTS_32BIT_KERNEL |
305 | select SYS_SUPPORTS_64BIT_KERNEL | |
306 | select SYS_SUPPORTS_BIG_ENDIAN | |
307 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 308 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
309 | help |
310 | Yosemite is an evaluation board for the RM9000x2 processor | |
311 | manufactured by PMC-Sierra. | |
1da177e4 | 312 | |
1da177e4 | 313 | config SGI_IP22 |
3fa986fa | 314 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
315 | select ARC |
316 | select ARC32 | |
317 | select BOOT_ELF32 | |
42f77542 | 318 | select CEVT_R4K |
940f6b48 | 319 | select CSRC_R4K |
e2defae5 | 320 | select DEFAULT_SGI_PARTITION |
1da177e4 | 321 | select DMA_NONCOHERENT |
5e83d430 | 322 | select HW_HAS_EISA |
d865bea4 | 323 | select I8253 |
68de4803 | 324 | select I8259 |
1da177e4 LT |
325 | select IP22_CPU_SCACHE |
326 | select IRQ_CPU | |
aa414dff | 327 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
328 | select SGI_HAS_DS1286 |
329 | select SGI_HAS_I8042 | |
330 | select SGI_HAS_INDYDOG | |
36e5c21d | 331 | select SGI_HAS_HAL2 |
e2defae5 TB |
332 | select SGI_HAS_SEEQ |
333 | select SGI_HAS_WD93 | |
334 | select SGI_HAS_ZILOG | |
1da177e4 | 335 | select SWAP_IO_SPACE |
7cf8053b RB |
336 | select SYS_HAS_CPU_R4X00 |
337 | select SYS_HAS_CPU_R5000 | |
36a88530 | 338 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
339 | select SYS_SUPPORTS_32BIT_KERNEL |
340 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 341 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
342 | help |
343 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
344 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
345 | that runs on these, say Y here. | |
346 | ||
347 | config SGI_IP27 | |
3fa986fa | 348 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
349 | select ARC |
350 | select ARC64 | |
5e83d430 | 351 | select BOOT_ELF64 |
e2defae5 | 352 | select DEFAULT_SGI_PARTITION |
1da177e4 | 353 | select DMA_IP27 |
36a88530 | 354 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 355 | select HW_HAS_PCI |
130e2fb7 | 356 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 357 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 358 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 359 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 360 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 361 | select SYS_SUPPORTS_SMP |
e77c232c | 362 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
363 | help |
364 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
365 | workstations. To compile a Linux kernel that runs on these, say Y | |
366 | here. | |
367 | ||
e2defae5 TB |
368 | config SGI_IP28 |
369 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
370 | depends on EXPERIMENTAL | |
371 | select ARC | |
372 | select ARC64 | |
373 | select BOOT_ELF64 | |
374 | select CEVT_R4K | |
375 | select CSRC_R4K | |
376 | select DEFAULT_SGI_PARTITION | |
377 | select DMA_NONCOHERENT | |
378 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
379 | select IRQ_CPU | |
380 | select HW_HAS_EISA | |
381 | select I8253 | |
382 | select I8259 | |
383 | select SGI_HAS_DS1286 | |
384 | select SGI_HAS_I8042 | |
385 | select SGI_HAS_INDYDOG | |
5b438c44 | 386 | select SGI_HAS_HAL2 |
e2defae5 TB |
387 | select SGI_HAS_SEEQ |
388 | select SGI_HAS_WD93 | |
389 | select SGI_HAS_ZILOG | |
390 | select SWAP_IO_SPACE | |
391 | select SYS_HAS_CPU_R10000 | |
392 | select SYS_HAS_EARLY_PRINTK | |
393 | select SYS_SUPPORTS_64BIT_KERNEL | |
394 | select SYS_SUPPORTS_BIG_ENDIAN | |
395 | help | |
396 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
397 | kernel that runs on these, say Y here. | |
398 | ||
1da177e4 | 399 | config SGI_IP32 |
cfd2afc0 | 400 | bool "SGI IP32 (O2)" |
1da177e4 LT |
401 | select ARC |
402 | select ARC32 | |
403 | select BOOT_ELF32 | |
42f77542 | 404 | select CEVT_R4K |
940f6b48 | 405 | select CSRC_R4K |
1da177e4 LT |
406 | select DMA_NONCOHERENT |
407 | select HW_HAS_PCI | |
dd67b155 | 408 | select IRQ_CPU |
1da177e4 LT |
409 | select R5000_CPU_SCACHE |
410 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
411 | select SYS_HAS_CPU_R5000 |
412 | select SYS_HAS_CPU_R10000 if BROKEN | |
413 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 414 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 415 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 416 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 417 | help |
5e83d430 | 418 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 419 | |
ade299d8 YY |
420 | config SIBYTE_CRHINE |
421 | bool "Sibyte BCM91120C-CRhine" | |
422 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
423 | select BOOT_ELF32 |
424 | select DMA_COHERENT | |
ade299d8 | 425 | select SIBYTE_BCM1120 |
9a6dcea1 | 426 | select SWAP_IO_SPACE |
7cf8053b | 427 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
428 | select SYS_SUPPORTS_BIG_ENDIAN |
429 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
430 | ||
ade299d8 YY |
431 | config SIBYTE_CARMEL |
432 | bool "Sibyte BCM91120x-Carmel" | |
433 | depends on EXPERIMENTAL | |
5e83d430 | 434 | select BOOT_ELF32 |
1da177e4 | 435 | select DMA_COHERENT |
ade299d8 | 436 | select SIBYTE_BCM1120 |
5e83d430 | 437 | select SWAP_IO_SPACE |
7cf8053b | 438 | select SYS_HAS_CPU_SB1 |
81731f79 | 439 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 440 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 441 | |
ade299d8 YY |
442 | config SIBYTE_CRHONE |
443 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
444 | depends on EXPERIMENTAL |
445 | select BOOT_ELF32 | |
446 | select DMA_COHERENT | |
ade299d8 | 447 | select SIBYTE_BCM1125 |
5e83d430 | 448 | select SWAP_IO_SPACE |
7cf8053b | 449 | select SYS_HAS_CPU_SB1 |
5e83d430 | 450 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 451 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 452 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 453 | |
5e83d430 | 454 | config SIBYTE_RHONE |
3fa986fa | 455 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
456 | depends on EXPERIMENTAL |
457 | select BOOT_ELF32 | |
458 | select DMA_COHERENT | |
459 | select SIBYTE_BCM1125H | |
460 | select SWAP_IO_SPACE | |
7cf8053b | 461 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
462 | select SYS_SUPPORTS_BIG_ENDIAN |
463 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 464 | |
ade299d8 YY |
465 | config SIBYTE_SWARM |
466 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 467 | select BOOT_ELF32 |
26a940e2 | 468 | select DMA_COHERENT |
ade299d8 YY |
469 | select NR_CPUS_DEFAULT_2 |
470 | select SIBYTE_SB1250 | |
5e83d430 | 471 | select SWAP_IO_SPACE |
7cf8053b | 472 | select SYS_HAS_CPU_SB1 |
5e83d430 | 473 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 474 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 475 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 476 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 477 | |
ade299d8 YY |
478 | config SIBYTE_LITTLESUR |
479 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
480 | depends on EXPERIMENTAL |
481 | select BOOT_ELF32 | |
482 | select DMA_COHERENT | |
130e2fb7 | 483 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
484 | select SIBYTE_SB1250 |
485 | select SWAP_IO_SPACE | |
7cf8053b | 486 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
487 | select SYS_SUPPORTS_BIG_ENDIAN |
488 | select SYS_SUPPORTS_HIGHMEM | |
489 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 490 | |
ade299d8 YY |
491 | config SIBYTE_SENTOSA |
492 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
493 | depends on EXPERIMENTAL |
494 | select BOOT_ELF32 | |
495 | select DMA_COHERENT | |
130e2fb7 | 496 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
497 | select SIBYTE_SB1250 |
498 | select SWAP_IO_SPACE | |
7cf8053b | 499 | select SYS_HAS_CPU_SB1 |
5e83d430 | 500 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 501 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 502 | |
ade299d8 YY |
503 | config SIBYTE_BIGSUR |
504 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
505 | select BOOT_ELF32 |
506 | select DMA_COHERENT | |
ade299d8 | 507 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 508 | select SIBYTE_BCM1x80 |
5e83d430 | 509 | select SWAP_IO_SPACE |
7cf8053b | 510 | select SYS_HAS_CPU_SB1 |
5e83d430 | 511 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 512 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 513 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 514 | select ZONE_DMA32 if 64BIT |
1da177e4 | 515 | |
14b36af4 TB |
516 | config SNI_RM |
517 | bool "SNI RM200/300/400" | |
4a0312fc TB |
518 | select ARC if CPU_LITTLE_ENDIAN |
519 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 520 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 521 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 522 | select BOOT_ELF32 |
42f77542 | 523 | select CEVT_R4K |
940f6b48 | 524 | select CSRC_R4K |
e2defae5 | 525 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
526 | select DMA_NONCOHERENT |
527 | select GENERIC_ISA_DMA | |
5e83d430 | 528 | select HW_HAS_EISA |
1da177e4 | 529 | select HW_HAS_PCI |
c066a32a | 530 | select IRQ_CPU |
d865bea4 | 531 | select I8253 |
1da177e4 LT |
532 | select I8259 |
533 | select ISA | |
4a0312fc | 534 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 535 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 536 | select SYS_HAS_CPU_R5000 |
c066a32a | 537 | select SYS_HAS_CPU_R10000 |
4a0312fc | 538 | select R5000_CPU_SCACHE |
36a88530 | 539 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
540 | select SYS_SUPPORTS_32BIT_KERNEL |
541 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 542 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 543 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 544 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 545 | help |
14b36af4 TB |
546 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
547 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
548 | Technology and now in turn merged with Fujitsu. Say Y here to |
549 | support this machine type. | |
550 | ||
edcaf1a6 AN |
551 | config MACH_TX39XX |
552 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 553 | |
edcaf1a6 AN |
554 | config MACH_TX49XX |
555 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 556 | |
73b4390f RB |
557 | config MIKROTIK_RB532 |
558 | bool "Mikrotik RB532 boards" | |
559 | select CEVT_R4K | |
560 | select CSRC_R4K | |
561 | select DMA_NONCOHERENT | |
562 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
563 | select HW_HAS_PCI | |
564 | select IRQ_CPU | |
565 | select SYS_HAS_CPU_MIPS32_R1 | |
566 | select SYS_SUPPORTS_32BIT_KERNEL | |
567 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
568 | select SWAP_IO_SPACE | |
569 | select BOOT_RAW | |
570 | select GENERIC_GPIO | |
571 | help | |
572 | Support the Mikrotik(tm) RouterBoard 532 series, | |
573 | based on the IDT RC32434 SoC. | |
574 | ||
ade299d8 YY |
575 | config WR_PPMC |
576 | bool "Wind River PPMC board" | |
42f77542 | 577 | select CEVT_R4K |
940f6b48 | 578 | select CSRC_R4K |
ade299d8 YY |
579 | select IRQ_CPU |
580 | select BOOT_ELF32 | |
581 | select DMA_NONCOHERENT | |
582 | select HW_HAS_PCI | |
583 | select PCI_GT64XXX_PCI0 | |
584 | select SWAP_IO_SPACE | |
585 | select SYS_HAS_CPU_MIPS32_R1 | |
586 | select SYS_HAS_CPU_MIPS32_R2 | |
587 | select SYS_HAS_CPU_MIPS64_R1 | |
588 | select SYS_HAS_CPU_NEVADA | |
589 | select SYS_HAS_CPU_RM7000 | |
590 | select SYS_SUPPORTS_32BIT_KERNEL | |
591 | select SYS_SUPPORTS_64BIT_KERNEL | |
592 | select SYS_SUPPORTS_BIG_ENDIAN | |
593 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
594 | help | |
595 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
596 | board, which is based on GT64120 bridge chip. | |
597 | ||
5e83d430 | 598 | endchoice |
1da177e4 | 599 | |
c3543e25 | 600 | source "arch/mips/au1000/Kconfig" |
9c746edb | 601 | source "arch/mips/basler/excite/Kconfig" |
5e83d430 | 602 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 603 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 604 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 605 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 606 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 607 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 608 | source "arch/mips/vr41xx/Kconfig" |
38b18f72 | 609 | |
5e83d430 RB |
610 | endmenu |
611 | ||
95c354fe NP |
612 | config GENERIC_LOCKBREAK |
613 | bool | |
614 | default y | |
615 | depends on SMP && PREEMPT | |
616 | ||
1da177e4 LT |
617 | config RWSEM_GENERIC_SPINLOCK |
618 | bool | |
619 | default y | |
620 | ||
621 | config RWSEM_XCHGADD_ALGORITHM | |
622 | bool | |
623 | ||
f0d1b0b3 DH |
624 | config ARCH_HAS_ILOG2_U32 |
625 | bool | |
626 | default n | |
627 | ||
628 | config ARCH_HAS_ILOG2_U64 | |
629 | bool | |
630 | default n | |
631 | ||
00a58253 RB |
632 | config ARCH_SUPPORTS_OPROFILE |
633 | bool | |
634 | default y if !MIPS_MT_SMTC | |
635 | ||
3c9ee7ef AM |
636 | config GENERIC_FIND_NEXT_BIT |
637 | bool | |
638 | default y | |
639 | ||
640 | config GENERIC_HWEIGHT | |
641 | bool | |
642 | default y | |
643 | ||
1da177e4 LT |
644 | config GENERIC_CALIBRATE_DELAY |
645 | bool | |
646 | default y | |
647 | ||
7bcf7717 RB |
648 | config GENERIC_CLOCKEVENTS |
649 | bool | |
650 | default y | |
651 | ||
8db02010 RB |
652 | config GENERIC_TIME |
653 | bool | |
654 | default y | |
655 | ||
f5ff0a28 RB |
656 | config GENERIC_CMOS_UPDATE |
657 | bool | |
658 | default y | |
659 | ||
1cc89038 AN |
660 | config SCHED_NO_NO_OMIT_FRAME_POINTER |
661 | bool | |
662 | default y | |
663 | ||
e77c232c FBH |
664 | config GENERIC_HARDIRQS_NO__DO_IRQ |
665 | bool | |
666 | default n | |
667 | ||
1da177e4 LT |
668 | # |
669 | # Select some configuration options automatically based on user selections. | |
670 | # | |
671 | config ARC | |
672 | bool | |
1da177e4 | 673 | |
61ed242d RB |
674 | config ARCH_MAY_HAVE_PC_FDC |
675 | bool | |
676 | ||
9267a30d MSJ |
677 | config BOOT_RAW |
678 | bool | |
679 | ||
217dd11e RB |
680 | config CEVT_BCM1480 |
681 | bool | |
682 | ||
6457d9fc YY |
683 | config CEVT_DS1287 |
684 | bool | |
685 | ||
1097c6ac YY |
686 | config CEVT_GT641XX |
687 | bool | |
688 | ||
42f77542 RB |
689 | config CEVT_R4K |
690 | bool | |
691 | ||
217dd11e RB |
692 | config CEVT_SB1250 |
693 | bool | |
694 | ||
229f773e AN |
695 | config CEVT_TXX9 |
696 | bool | |
697 | ||
217dd11e RB |
698 | config CSRC_BCM1480 |
699 | bool | |
700 | ||
4247417d YY |
701 | config CSRC_IOASIC |
702 | bool | |
703 | ||
940f6b48 RB |
704 | config CSRC_R4K |
705 | bool | |
706 | ||
217dd11e RB |
707 | config CSRC_SB1250 |
708 | bool | |
709 | ||
a9aec7fe AN |
710 | config GPIO_TXX9 |
711 | select GENERIC_GPIO | |
7444a72e | 712 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
713 | bool |
714 | ||
df78b5c8 AJ |
715 | config CFE |
716 | bool | |
717 | ||
4ce588cd | 718 | config DMA_COHERENT |
1da177e4 LT |
719 | bool |
720 | ||
4ce588cd | 721 | config DMA_IP27 |
1da177e4 LT |
722 | bool |
723 | ||
4ce588cd RB |
724 | config DMA_NONCOHERENT |
725 | bool | |
726 | select DMA_NEED_PCI_MAP_STATE | |
727 | ||
728 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
729 | bool |
730 | ||
731 | config EARLY_PRINTK | |
36a88530 RB |
732 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
733 | depends on SYS_HAS_EARLY_PRINTK | |
734 | default y | |
735 | help | |
736 | This option enables special console drivers which allow the kernel | |
737 | to print messages very early in the bootup process. | |
738 | ||
739 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
740 | early before the console code is initialized. For normal operation, |
741 | it is not recommended because it looks ugly on some machines and | |
742 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
743 | unless you want to debug such a crash. |
744 | ||
745 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 746 | bool |
1da177e4 | 747 | |
dbb74540 RB |
748 | config HOTPLUG_CPU |
749 | bool | |
750 | default n | |
751 | ||
1da177e4 LT |
752 | config I8259 |
753 | bool | |
1da177e4 | 754 | |
1da177e4 LT |
755 | config MIPS_BONITO64 |
756 | bool | |
1da177e4 LT |
757 | |
758 | config MIPS_MSC | |
759 | bool | |
1da177e4 | 760 | |
1f21d2bd BM |
761 | config MIPS_NILE4 |
762 | bool | |
763 | ||
1da177e4 LT |
764 | config MIPS_DISABLE_OBSOLETE_IDE |
765 | bool | |
766 | ||
39b8d525 RB |
767 | config SYNC_R4K |
768 | bool | |
769 | ||
d388d685 MR |
770 | config NO_IOPORT |
771 | def_bool n | |
772 | ||
8313da30 RB |
773 | config GENERIC_ISA_DMA |
774 | bool | |
775 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
776 | ||
aa414dff RB |
777 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
778 | bool | |
8313da30 | 779 | select GENERIC_ISA_DMA |
aa414dff | 780 | |
09663335 YY |
781 | config GENERIC_GPIO |
782 | bool | |
783 | ||
5e83d430 | 784 | # |
3cb2fccc | 785 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
786 | # answer,so we try hard to limit the available choices. Also the use of a |
787 | # choice statement should be more obvious to the user. | |
788 | # | |
789 | choice | |
790 | prompt "Endianess selection" | |
1da177e4 LT |
791 | help |
792 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 793 | byte order. These modes require different kernels and a different |
3cb2fccc | 794 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 795 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 796 | one or the other endianness. |
5e83d430 RB |
797 | |
798 | config CPU_BIG_ENDIAN | |
799 | bool "Big endian" | |
800 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
801 | ||
802 | config CPU_LITTLE_ENDIAN | |
803 | bool "Little endian" | |
804 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
805 | help | |
806 | ||
807 | endchoice | |
808 | ||
2116245e RB |
809 | config SYS_SUPPORTS_APM_EMULATION |
810 | bool | |
811 | ||
5e83d430 RB |
812 | config SYS_SUPPORTS_BIG_ENDIAN |
813 | bool | |
814 | ||
815 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
816 | bool | |
1da177e4 LT |
817 | |
818 | config IRQ_CPU | |
819 | bool | |
820 | ||
821 | config IRQ_CPU_RM7K | |
822 | bool | |
823 | ||
5e83d430 RB |
824 | config IRQ_CPU_RM9K |
825 | bool | |
826 | ||
9267a30d MSJ |
827 | config IRQ_MSP_SLP |
828 | bool | |
829 | ||
830 | config IRQ_MSP_CIC | |
831 | bool | |
832 | ||
8420fd00 AN |
833 | config IRQ_TXX9 |
834 | bool | |
835 | ||
d5ab1a69 YY |
836 | config IRQ_GT641XX |
837 | bool | |
838 | ||
39b8d525 RB |
839 | config IRQ_GIC |
840 | bool | |
841 | ||
1da177e4 LT |
842 | config MIPS_BOARDS_GEN |
843 | bool | |
1da177e4 | 844 | |
252161ec | 845 | config PCI_GT64XXX_PCI0 |
1da177e4 | 846 | bool |
1da177e4 | 847 | |
9267a30d MSJ |
848 | config NO_EXCEPT_FILL |
849 | bool | |
850 | ||
663c3d90 | 851 | config MIPS_RM9122 |
852 | bool | |
853 | select SERIAL_RM9000 | |
663c3d90 | 854 | |
bdf21b18 PP |
855 | config PNX8550 |
856 | bool | |
857 | select SOC_PNX8550 | |
858 | ||
859 | config SOC_PNX8550 | |
860 | bool | |
bdf21b18 PP |
861 | select DMA_NONCOHERENT |
862 | select HW_HAS_PCI | |
b8c2a77c | 863 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 864 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 865 | select SYS_SUPPORTS_32BIT_KERNEL |
e77c232c | 866 | select GENERIC_HARDIRQS_NO__DO_IRQ |
4ead1681 | 867 | select GENERIC_GPIO |
bdf21b18 | 868 | |
1da177e4 LT |
869 | config SWAP_IO_SPACE |
870 | bool | |
871 | ||
355c471f | 872 | config EMMA2RH |
873 | bool | |
874 | depends on MARKEINS | |
875 | default y | |
876 | ||
663c3d90 | 877 | config SERIAL_RM9000 |
878 | bool | |
879 | ||
e2defae5 TB |
880 | config SGI_HAS_DS1286 |
881 | bool | |
882 | ||
883 | config SGI_HAS_INDYDOG | |
884 | bool | |
885 | ||
5b438c44 TB |
886 | config SGI_HAS_HAL2 |
887 | bool | |
888 | ||
e2defae5 TB |
889 | config SGI_HAS_SEEQ |
890 | bool | |
891 | ||
892 | config SGI_HAS_WD93 | |
893 | bool | |
894 | ||
895 | config SGI_HAS_ZILOG | |
896 | bool | |
897 | ||
898 | config SGI_HAS_I8042 | |
899 | bool | |
900 | ||
901 | config DEFAULT_SGI_PARTITION | |
902 | bool | |
903 | ||
5e83d430 RB |
904 | config ARC32 |
905 | bool | |
906 | ||
231a35d3 TB |
907 | config SNIPROM |
908 | bool | |
909 | ||
1da177e4 LT |
910 | config BOOT_ELF32 |
911 | bool | |
1da177e4 LT |
912 | |
913 | config MIPS_L1_CACHE_SHIFT | |
914 | int | |
73b4390f | 915 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 |
7e3297dc | 916 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM |
9267a30d | 917 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
918 | default "5" |
919 | ||
1da177e4 LT |
920 | config HAVE_STD_PC_SERIAL_PORT |
921 | bool | |
922 | ||
1da177e4 LT |
923 | config ARC_CONSOLE |
924 | bool "ARC console support" | |
e2defae5 | 925 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
926 | |
927 | config ARC_MEMORY | |
928 | bool | |
14b36af4 | 929 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
930 | default y |
931 | ||
932 | config ARC_PROMLIB | |
933 | bool | |
e2defae5 | 934 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
935 | default y |
936 | ||
937 | config ARC64 | |
938 | bool | |
1da177e4 LT |
939 | |
940 | config BOOT_ELF64 | |
941 | bool | |
1da177e4 | 942 | |
1da177e4 LT |
943 | menu "CPU selection" |
944 | ||
945 | choice | |
946 | prompt "CPU type" | |
947 | default CPU_R4X00 | |
948 | ||
2a21c730 FZ |
949 | config CPU_LOONGSON2 |
950 | bool "Loongson 2" | |
951 | depends on SYS_HAS_CPU_LOONGSON2 | |
952 | select CPU_SUPPORTS_32BIT_KERNEL | |
953 | select CPU_SUPPORTS_64BIT_KERNEL | |
954 | select CPU_SUPPORTS_HIGHMEM | |
955 | help | |
956 | The Loongson 2E processor implements the MIPS III instruction set | |
957 | with many extensions. | |
958 | ||
6e760c8d RB |
959 | config CPU_MIPS32_R1 |
960 | bool "MIPS32 Release 1" | |
7cf8053b | 961 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 962 | select CPU_HAS_LLSC |
6e760c8d | 963 | select CPU_HAS_PREFETCH |
797798c1 | 964 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 965 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 966 | help |
5e83d430 | 967 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
968 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
969 | MIPS processor are based on a MIPS32 processor. If you know the | |
970 | specific type of processor in your system, choose those that one | |
971 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
972 | Release 2 of the MIPS32 architecture is available since several | |
973 | years so chances are you even have a MIPS32 Release 2 processor | |
974 | in which case you should choose CPU_MIPS32_R2 instead for better | |
975 | performance. | |
976 | ||
977 | config CPU_MIPS32_R2 | |
978 | bool "MIPS32 Release 2" | |
7cf8053b | 979 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 980 | select CPU_HAS_LLSC |
1e5f1caa | 981 | select CPU_HAS_PREFETCH |
797798c1 | 982 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 983 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 984 | help |
5e83d430 | 985 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
986 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
987 | MIPS processor are based on a MIPS32 processor. If you know the | |
988 | specific type of processor in your system, choose those that one | |
989 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
990 | ||
991 | config CPU_MIPS64_R1 | |
992 | bool "MIPS64 Release 1" | |
7cf8053b | 993 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 994 | select CPU_HAS_LLSC |
797798c1 | 995 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
996 | select CPU_SUPPORTS_32BIT_KERNEL |
997 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 998 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
999 | help |
1000 | Choose this option to build a kernel for release 1 or later of the | |
1001 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1002 | MIPS processor are based on a MIPS64 processor. If you know the | |
1003 | specific type of processor in your system, choose those that one | |
1004 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1005 | Release 2 of the MIPS64 architecture is available since several |
1006 | years so chances are you even have a MIPS64 Release 2 processor | |
1007 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1008 | performance. | |
1009 | ||
1010 | config CPU_MIPS64_R2 | |
1011 | bool "MIPS64 Release 2" | |
7cf8053b | 1012 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1013 | select CPU_HAS_LLSC |
797798c1 | 1014 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1015 | select CPU_SUPPORTS_32BIT_KERNEL |
1016 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1017 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1018 | help |
1019 | Choose this option to build a kernel for release 2 or later of the | |
1020 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1021 | MIPS processor are based on a MIPS64 processor. If you know the | |
1022 | specific type of processor in your system, choose those that one | |
1023 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1024 | |
1025 | config CPU_R3000 | |
1026 | bool "R3000" | |
7cf8053b | 1027 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1028 | select CPU_HAS_WB |
ed5ba2fb | 1029 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1030 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1031 | help |
1032 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1033 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1034 | *not* work on R4000 machines and vice versa. However, since most | |
1035 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1036 | might be a safe bet. If the resulting kernel does not work, | |
1037 | try to recompile with R3000. | |
1038 | ||
1039 | config CPU_TX39XX | |
1040 | bool "R39XX" | |
7cf8053b | 1041 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1042 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1043 | |
1044 | config CPU_VR41XX | |
1045 | bool "R41xx" | |
7cf8053b | 1046 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1047 | select CPU_SUPPORTS_32BIT_KERNEL |
1048 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1049 | help |
5e83d430 | 1050 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1051 | Only choose this option if you have one of these processors as a |
1052 | kernel built with this option will not run on any other type of | |
1053 | processor or vice versa. | |
1054 | ||
1055 | config CPU_R4300 | |
1056 | bool "R4300" | |
7cf8053b | 1057 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1058 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1059 | select CPU_SUPPORTS_32BIT_KERNEL |
1060 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1061 | help |
1062 | MIPS Technologies R4300-series processors. | |
1063 | ||
1064 | config CPU_R4X00 | |
1065 | bool "R4x00" | |
7cf8053b | 1066 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1067 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1068 | select CPU_SUPPORTS_32BIT_KERNEL |
1069 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1070 | help |
1071 | MIPS Technologies R4000-series processors other than 4300, including | |
1072 | the R4000, R4400, R4600, and 4700. | |
1073 | ||
1074 | config CPU_TX49XX | |
1075 | bool "R49XX" | |
7cf8053b | 1076 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1077 | select CPU_HAS_LLSC |
de862b48 | 1078 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1079 | select CPU_SUPPORTS_32BIT_KERNEL |
1080 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1081 | |
1082 | config CPU_R5000 | |
1083 | bool "R5000" | |
7cf8053b | 1084 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1085 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1086 | select CPU_SUPPORTS_32BIT_KERNEL |
1087 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1088 | help |
1089 | MIPS Technologies R5000-series processors other than the Nevada. | |
1090 | ||
1091 | config CPU_R5432 | |
1092 | bool "R5432" | |
7cf8053b | 1093 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1094 | select CPU_HAS_LLSC |
5e83d430 RB |
1095 | select CPU_SUPPORTS_32BIT_KERNEL |
1096 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1097 | |
1098 | config CPU_R6000 | |
1099 | bool "R6000" | |
ed5ba2fb | 1100 | depends on EXPERIMENTAL |
f7062ddb | 1101 | select CPU_HAS_LLSC |
7cf8053b | 1102 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1103 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1104 | help |
1105 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1106 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1107 | |
1108 | config CPU_NEVADA | |
1109 | bool "RM52xx" | |
7cf8053b | 1110 | depends on SYS_HAS_CPU_NEVADA |
f7062ddb | 1111 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1112 | select CPU_SUPPORTS_32BIT_KERNEL |
1113 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1114 | help |
1115 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1116 | ||
1117 | config CPU_R8000 | |
1118 | bool "R8000" | |
ed5ba2fb | 1119 | depends on EXPERIMENTAL |
7cf8053b | 1120 | depends on SYS_HAS_CPU_R8000 |
f7062ddb | 1121 | select CPU_HAS_LLSC |
5e83d430 | 1122 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1123 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1124 | help |
1125 | MIPS Technologies R8000 processors. Note these processors are | |
1126 | uncommon and the support for them is incomplete. | |
1127 | ||
1128 | config CPU_R10000 | |
1129 | bool "R10000" | |
7cf8053b | 1130 | depends on SYS_HAS_CPU_R10000 |
f7062ddb | 1131 | select CPU_HAS_LLSC |
5e83d430 | 1132 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1133 | select CPU_SUPPORTS_32BIT_KERNEL |
1134 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1135 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1136 | help |
1137 | MIPS Technologies R10000-series processors. | |
1138 | ||
1139 | config CPU_RM7000 | |
1140 | bool "RM7000" | |
7cf8053b | 1141 | depends on SYS_HAS_CPU_RM7000 |
f7062ddb | 1142 | select CPU_HAS_LLSC |
5e83d430 | 1143 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1144 | select CPU_SUPPORTS_32BIT_KERNEL |
1145 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1146 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1147 | |
1148 | config CPU_RM9000 | |
1149 | bool "RM9000" | |
7cf8053b | 1150 | depends on SYS_HAS_CPU_RM9000 |
f7062ddb | 1151 | select CPU_HAS_LLSC |
5e83d430 | 1152 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1153 | select CPU_SUPPORTS_32BIT_KERNEL |
1154 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1155 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1156 | select WEAK_ORDERING |
1da177e4 LT |
1157 | |
1158 | config CPU_SB1 | |
1159 | bool "SB1" | |
7cf8053b | 1160 | depends on SYS_HAS_CPU_SB1 |
f7062ddb | 1161 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1162 | select CPU_SUPPORTS_32BIT_KERNEL |
1163 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1164 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1165 | select WEAK_ORDERING |
1da177e4 LT |
1166 | |
1167 | endchoice | |
1168 | ||
2a21c730 FZ |
1169 | config SYS_HAS_CPU_LOONGSON2 |
1170 | bool | |
1171 | ||
7cf8053b RB |
1172 | config SYS_HAS_CPU_MIPS32_R1 |
1173 | bool | |
1174 | ||
1175 | config SYS_HAS_CPU_MIPS32_R2 | |
1176 | bool | |
1177 | ||
1178 | config SYS_HAS_CPU_MIPS64_R1 | |
1179 | bool | |
1180 | ||
1181 | config SYS_HAS_CPU_MIPS64_R2 | |
1182 | bool | |
1183 | ||
1184 | config SYS_HAS_CPU_R3000 | |
1185 | bool | |
1186 | ||
1187 | config SYS_HAS_CPU_TX39XX | |
1188 | bool | |
1189 | ||
1190 | config SYS_HAS_CPU_VR41XX | |
1191 | bool | |
1192 | ||
1193 | config SYS_HAS_CPU_R4300 | |
1194 | bool | |
1195 | ||
1196 | config SYS_HAS_CPU_R4X00 | |
1197 | bool | |
1198 | ||
1199 | config SYS_HAS_CPU_TX49XX | |
1200 | bool | |
1201 | ||
1202 | config SYS_HAS_CPU_R5000 | |
1203 | bool | |
1204 | ||
1205 | config SYS_HAS_CPU_R5432 | |
1206 | bool | |
1207 | ||
1208 | config SYS_HAS_CPU_R6000 | |
1209 | bool | |
1210 | ||
1211 | config SYS_HAS_CPU_NEVADA | |
1212 | bool | |
1213 | ||
1214 | config SYS_HAS_CPU_R8000 | |
1215 | bool | |
1216 | ||
1217 | config SYS_HAS_CPU_R10000 | |
1218 | bool | |
1219 | ||
1220 | config SYS_HAS_CPU_RM7000 | |
1221 | bool | |
1222 | ||
1223 | config SYS_HAS_CPU_RM9000 | |
1224 | bool | |
1225 | ||
1226 | config SYS_HAS_CPU_SB1 | |
1227 | bool | |
1228 | ||
17099b11 RB |
1229 | # |
1230 | # CPU may reorder R->R, R->W, W->R, W->W | |
1231 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1232 | # | |
0004a9df RB |
1233 | config WEAK_ORDERING |
1234 | bool | |
17099b11 RB |
1235 | |
1236 | # | |
1237 | # CPU may reorder reads and writes beyond LL/SC | |
1238 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1239 | # | |
1240 | config WEAK_REORDERING_BEYOND_LLSC | |
1241 | bool | |
5e83d430 RB |
1242 | endmenu |
1243 | ||
1244 | # | |
c09b47d8 | 1245 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1246 | # |
1247 | config CPU_MIPS32 | |
1248 | bool | |
1249 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1250 | ||
1251 | config CPU_MIPS64 | |
1252 | bool | |
1253 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1254 | ||
1255 | # | |
c09b47d8 | 1256 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1257 | # |
1258 | config CPU_MIPSR1 | |
1259 | bool | |
1260 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1261 | ||
1262 | config CPU_MIPSR2 | |
1263 | bool | |
1264 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 | |
1265 | ||
1266 | config SYS_SUPPORTS_32BIT_KERNEL | |
1267 | bool | |
1268 | config SYS_SUPPORTS_64BIT_KERNEL | |
1269 | bool | |
1270 | config CPU_SUPPORTS_32BIT_KERNEL | |
1271 | bool | |
1272 | config CPU_SUPPORTS_64BIT_KERNEL | |
1273 | bool | |
1274 | ||
1275 | menu "Kernel type" | |
1276 | ||
1277 | choice | |
1278 | ||
1279 | prompt "Kernel code model" | |
1280 | help | |
1281 | You should only select this option if you have a workload that | |
1282 | actually benefits from 64-bit processing or if your machine has | |
1283 | large memory. You will only be presented a single option in this | |
1284 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1285 | ||
1286 | config 32BIT | |
1287 | bool "32-bit kernel" | |
1288 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1289 | select TRAD_SIGNALS | |
1290 | help | |
1291 | Select this option if you want to build a 32-bit kernel. | |
1292 | config 64BIT | |
1293 | bool "64-bit kernel" | |
1294 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1295 | help | |
1296 | Select this option if you want to build a 64-bit kernel. | |
1297 | ||
1298 | endchoice | |
1299 | ||
1da177e4 LT |
1300 | choice |
1301 | prompt "Kernel page size" | |
1302 | default PAGE_SIZE_4KB | |
1303 | ||
1304 | config PAGE_SIZE_4KB | |
1305 | bool "4kB" | |
1306 | help | |
1307 | This option select the standard 4kB Linux page size. On some | |
1308 | R3000-family processors this is the only available page size. Using | |
1309 | 4kB page size will minimize memory consumption and is therefore | |
1310 | recommended for low memory systems. | |
1311 | ||
1312 | config PAGE_SIZE_8KB | |
1313 | bool "8kB" | |
1314 | depends on EXPERIMENTAL && CPU_R8000 | |
1315 | help | |
1316 | Using 8kB page size will result in higher performance kernel at | |
1317 | the price of higher memory consumption. This option is available | |
1318 | only on the R8000 processor. Not that at the time of this writing | |
1319 | this option is still high experimental; there are also issues with | |
1320 | compatibility of user applications. | |
1321 | ||
1322 | config PAGE_SIZE_16KB | |
1323 | bool "16kB" | |
714bfad6 | 1324 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1325 | help |
1326 | Using 16kB page size will result in higher performance kernel at | |
1327 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1328 | all non-R3000 family processors. Note that you will need a suitable |
1329 | Linux distribution to support this. | |
1da177e4 LT |
1330 | |
1331 | config PAGE_SIZE_64KB | |
1332 | bool "64kB" | |
1333 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1334 | help | |
1335 | Using 64kB page size will result in higher performance kernel at | |
1336 | the price of higher memory consumption. This option is available on | |
1337 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1338 | writing this option is still high experimental. |
1da177e4 LT |
1339 | |
1340 | endchoice | |
1341 | ||
1342 | config BOARD_SCACHE | |
1343 | bool | |
1344 | ||
1345 | config IP22_CPU_SCACHE | |
1346 | bool | |
1347 | select BOARD_SCACHE | |
1348 | ||
9318c51a CD |
1349 | # |
1350 | # Support for a MIPS32 / MIPS64 style S-caches | |
1351 | # | |
1352 | config MIPS_CPU_SCACHE | |
1353 | bool | |
1354 | select BOARD_SCACHE | |
1355 | ||
1da177e4 LT |
1356 | config R5000_CPU_SCACHE |
1357 | bool | |
1358 | select BOARD_SCACHE | |
1359 | ||
1360 | config RM7000_CPU_SCACHE | |
1361 | bool | |
1362 | select BOARD_SCACHE | |
1363 | ||
1364 | config SIBYTE_DMA_PAGEOPS | |
1365 | bool "Use DMA to clear/copy pages" | |
1366 | depends on CPU_SB1 | |
1367 | help | |
1368 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1369 | channel. These DMA channels are otherwise unused by the standard | |
1370 | SiByte Linux port. Seems to give a small performance benefit. | |
1371 | ||
1372 | config CPU_HAS_PREFETCH | |
c8094b53 | 1373 | bool |
1da177e4 | 1374 | |
340ee4b9 RB |
1375 | choice |
1376 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1377 | |
1378 | config MIPS_MT_DISABLED | |
1379 | bool "Disable multithreading support." | |
1380 | help | |
1381 | Use this option if your workload can't take advantage of | |
1382 | MIPS hardware multithreading support. On systems that don't have | |
1383 | the option of an MT-enabled processor this option will be the only | |
1384 | option in this menu. | |
340ee4b9 | 1385 | |
59d6ab86 RB |
1386 | config MIPS_MT_SMP |
1387 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1388 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1389 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1390 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1391 | select MIPS_MT |
f510aa3b | 1392 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1393 | select SMP |
0ab7aefc | 1394 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1395 | select SYS_SUPPORTS_SMP |
87353d8a | 1396 | select SMP_UP |
f41ae0b2 | 1397 | help |
59d6ab86 RB |
1398 | This is a kernel model which is also known a VSMP or lately |
1399 | has been marketesed into SMVP. | |
41c594ab | 1400 | |
59d6ab86 RB |
1401 | config MIPS_MT_SMTC |
1402 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1403 | depends on CPU_MIPS32_R2 | |
1404 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1405 | depends on SYS_SUPPORTS_MULTITHREADING |
1406 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1407 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1408 | select MIPS_MT |
130e2fb7 | 1409 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1410 | select SMP |
73b76c78 | 1411 | select SYS_SUPPORTS_SMP |
87353d8a | 1412 | select SMP_UP |
f41ae0b2 | 1413 | help |
59d6ab86 RB |
1414 | This is a kernel model which is known a SMTC or lately has been |
1415 | marketesed into SMVP. | |
340ee4b9 | 1416 | |
340ee4b9 RB |
1417 | endchoice |
1418 | ||
f41ae0b2 RB |
1419 | config MIPS_MT |
1420 | bool | |
1421 | ||
0ab7aefc RB |
1422 | config SCHED_SMT |
1423 | bool "SMT (multithreading) scheduler support" | |
1424 | depends on SYS_SUPPORTS_SCHED_SMT | |
1425 | default n | |
1426 | help | |
1427 | SMT scheduler support improves the CPU scheduler's decision making | |
1428 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1429 | increased overhead in some places. If unsure say N here. | |
1430 | ||
1431 | config SYS_SUPPORTS_SCHED_SMT | |
1432 | bool | |
1433 | ||
1434 | ||
f41ae0b2 RB |
1435 | config SYS_SUPPORTS_MULTITHREADING |
1436 | bool | |
1437 | ||
f088fc84 RB |
1438 | config MIPS_MT_FPAFF |
1439 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1440 | default y |
07cc0c9e RB |
1441 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1442 | ||
1443 | config MIPS_VPE_LOADER | |
1444 | bool "VPE loader support." | |
1445 | depends on SYS_SUPPORTS_MULTITHREADING | |
1446 | select CPU_MIPSR2_IRQ_VI | |
1447 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1448 | select MIPS_MT |
1449 | help | |
1450 | Includes a loader for loading an elf relocatable object | |
1451 | onto another VPE and running it. | |
f088fc84 | 1452 | |
0db34215 KK |
1453 | config MIPS_MT_SMTC_IM_BACKSTOP |
1454 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1455 | depends on MIPS_MT_SMTC | |
8531a35e | 1456 | default n |
0db34215 KK |
1457 | help |
1458 | To support multiple TC microthreads acting as "CPUs" within | |
1459 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1460 | during interrupt handling. To support legacy drivers and interrupt | |
1461 | controller management code, SMTC has a "backstop" to track and | |
1462 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1463 | impact on interrupt service overhead. |
0db34215 | 1464 | |
f571eff0 KK |
1465 | config MIPS_MT_SMTC_IRQAFF |
1466 | bool "Support IRQ affinity API" | |
1467 | depends on MIPS_MT_SMTC | |
1468 | default n | |
1469 | help | |
1470 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1471 | for SMTC Linux kernel. Requires platform support, of which | |
1472 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1473 | platform code. Adds some overhead to interrupt dispatch, and |
1474 | should be used only if you know what you are doing. | |
f571eff0 | 1475 | |
e01402b1 RB |
1476 | config MIPS_VPE_LOADER_TOM |
1477 | bool "Load VPE program into memory hidden from linux" | |
1478 | depends on MIPS_VPE_LOADER | |
1479 | default y | |
1480 | help | |
1481 | The loader can use memory that is present but has been hidden from | |
1482 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1483 | you to ensure the amount you put in the option and the space your | |
1484 | program requires is less or equal to the amount physically present. | |
1485 | ||
1486 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1487 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1488 | bool "Enable support for AP/SP API (RTLX)" |
1489 | depends on MIPS_VPE_LOADER | |
1490 | help | |
e01402b1 | 1491 | |
2600990e RB |
1492 | config MIPS_APSP_KSPD |
1493 | bool "Enable KSPD" | |
1494 | depends on MIPS_VPE_APSP_API | |
1495 | default y | |
1496 | help | |
1497 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1498 | side, actions them and returns the results. It also handles the | |
1499 | "exit" syscall notifying other kernel modules the SP program is | |
1500 | exiting. You probably want to say yes here. | |
1501 | ||
1da177e4 LT |
1502 | config SB1_PASS_1_WORKAROUNDS |
1503 | bool | |
1504 | depends on CPU_SB1_PASS_1 | |
1505 | default y | |
1506 | ||
1507 | config SB1_PASS_2_WORKAROUNDS | |
1508 | bool | |
1509 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1510 | default y | |
1511 | ||
1512 | config SB1_PASS_2_1_WORKAROUNDS | |
1513 | bool | |
1514 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1515 | default y | |
1516 | ||
1517 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1518 | bool |
1da177e4 | 1519 | |
1da177e4 | 1520 | config CPU_HAS_LLSC |
f7062ddb | 1521 | bool |
1da177e4 | 1522 | |
9693a853 FBH |
1523 | config CPU_HAS_SMARTMIPS |
1524 | depends on SYS_SUPPORTS_SMARTMIPS | |
1525 | bool "Support for the SmartMIPS ASE" | |
1526 | help | |
1527 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1528 | increased security at both hardware and software level for | |
1529 | smartcards. Enabling this option will allow proper use of the | |
1530 | SmartMIPS instructions by Linux applications. However a kernel with | |
1531 | this option will not work on a MIPS core without SmartMIPS core. If | |
1532 | you don't know you probably don't have SmartMIPS and should say N | |
1533 | here. | |
1534 | ||
1da177e4 | 1535 | config CPU_HAS_WB |
f7062ddb | 1536 | bool |
e01402b1 | 1537 | |
f41ae0b2 RB |
1538 | # |
1539 | # Vectored interrupt mode is an R2 feature | |
1540 | # | |
e01402b1 | 1541 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1542 | bool |
e01402b1 | 1543 | |
f41ae0b2 RB |
1544 | # |
1545 | # Extended interrupt mode is an R2 feature | |
1546 | # | |
e01402b1 | 1547 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1548 | bool |
e01402b1 | 1549 | |
1da177e4 LT |
1550 | config CPU_HAS_SYNC |
1551 | bool | |
1552 | depends on !CPU_R3000 | |
1553 | default y | |
1554 | ||
ea580401 RB |
1555 | config GENERIC_CLOCKEVENTS_BROADCAST |
1556 | bool | |
1557 | ||
20d60d99 MR |
1558 | # |
1559 | # CPU non-features | |
1560 | # | |
1561 | config CPU_DADDI_WORKAROUNDS | |
1562 | bool | |
1563 | ||
1564 | config CPU_R4000_WORKAROUNDS | |
1565 | bool | |
1566 | select CPU_R4400_WORKAROUNDS | |
1567 | ||
1568 | config CPU_R4400_WORKAROUNDS | |
1569 | bool | |
1570 | ||
797798c1 RB |
1571 | # |
1572 | # Use the generic interrupt handling code in kernel/irq/: | |
1573 | # | |
1574 | config GENERIC_HARDIRQS | |
1575 | bool | |
1576 | default y | |
1577 | ||
1578 | config GENERIC_IRQ_PROBE | |
1579 | bool | |
1580 | default y | |
1581 | ||
0d7012a9 | 1582 | config IRQ_PER_CPU |
0d7012a9 | 1583 | bool |
0d7012a9 | 1584 | |
1da177e4 LT |
1585 | # |
1586 | # - Highmem only makes sense for the 32-bit kernel. | |
1587 | # - The current highmem code will only work properly on physically indexed | |
1588 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1589 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1590 | # moment we protect the user and offer the highmem option only on machines | |
1591 | # where it's known to be safe. This will not offer highmem on a few systems | |
1592 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1593 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1594 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1595 | # know they might have memory configurations that could make use of highmem | |
1596 | # support. | |
1da177e4 LT |
1597 | # |
1598 | config HIGHMEM | |
1599 | bool "High Memory Support" | |
797798c1 RB |
1600 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1601 | ||
1602 | config CPU_SUPPORTS_HIGHMEM | |
1603 | bool | |
1604 | ||
1605 | config SYS_SUPPORTS_HIGHMEM | |
1606 | bool | |
1da177e4 | 1607 | |
9693a853 FBH |
1608 | config SYS_SUPPORTS_SMARTMIPS |
1609 | bool | |
1610 | ||
b4819b59 YY |
1611 | config ARCH_FLATMEM_ENABLE |
1612 | def_bool y | |
1613 | depends on !NUMA | |
1614 | ||
d8cb4e11 RB |
1615 | config ARCH_DISCONTIGMEM_ENABLE |
1616 | bool | |
1617 | default y if SGI_IP27 | |
1618 | help | |
3dde6ad8 | 1619 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1620 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1621 | or have huge holes in the physical address space for other reasons. | |
1622 | See <file:Documentation/vm/numa> for more. | |
1623 | ||
cce335ae RB |
1624 | config ARCH_POPULATES_NODE_MAP |
1625 | def_bool y | |
1626 | ||
31473747 AN |
1627 | config ARCH_SPARSEMEM_ENABLE |
1628 | bool | |
7de58fab | 1629 | select SPARSEMEM_STATIC |
31473747 | 1630 | |
d8cb4e11 RB |
1631 | config NUMA |
1632 | bool "NUMA Support" | |
1633 | depends on SYS_SUPPORTS_NUMA | |
1634 | help | |
1635 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1636 | Access). This option improves performance on systems with more | |
1637 | than two nodes; on two node systems it is generally better to | |
1638 | leave it disabled; on single node systems disable this option | |
1639 | disabled. | |
1640 | ||
1641 | config SYS_SUPPORTS_NUMA | |
1642 | bool | |
1643 | ||
c80d79d7 YG |
1644 | config NODES_SHIFT |
1645 | int | |
1646 | default "6" | |
1647 | depends on NEED_MULTIPLE_NODES | |
1648 | ||
b4819b59 YY |
1649 | source "mm/Kconfig" |
1650 | ||
1da177e4 LT |
1651 | config SMP |
1652 | bool "Multi-Processing support" | |
e73ea273 | 1653 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1654 | select IRQ_PER_CPU |
2f304c0a | 1655 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 1656 | help |
1da177e4 LT |
1657 | This enables support for systems with more than one CPU. If you have |
1658 | a system with only one CPU, like most personal computers, say N. If | |
1659 | you have a system with more than one CPU, say Y. | |
1660 | ||
1661 | If you say N here, the kernel will run on single and multiprocessor | |
1662 | machines, but will use only one CPU of a multiprocessor machine. If | |
1663 | you say Y here, the kernel will run on many, but not all, | |
1664 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1665 | will run faster if you say N here. | |
1666 | ||
1667 | People using multiprocessor machines who say Y here should also say | |
1668 | Y to "Enhanced Real Time Clock Support", below. | |
1669 | ||
03502faa AB |
1670 | See also the SMP-HOWTO available at |
1671 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1672 | |
1673 | If you don't know what to do here, say N. | |
1674 | ||
87353d8a RB |
1675 | config SMP_UP |
1676 | bool | |
1677 | ||
e73ea273 RB |
1678 | config SYS_SUPPORTS_SMP |
1679 | bool | |
1680 | ||
72ede9b1 AN |
1681 | config NR_CPUS_DEFAULT_1 |
1682 | bool | |
1683 | ||
130e2fb7 RB |
1684 | config NR_CPUS_DEFAULT_2 |
1685 | bool | |
1686 | ||
1687 | config NR_CPUS_DEFAULT_4 | |
1688 | bool | |
1689 | ||
1690 | config NR_CPUS_DEFAULT_8 | |
1691 | bool | |
1692 | ||
1693 | config NR_CPUS_DEFAULT_16 | |
1694 | bool | |
1695 | ||
1696 | config NR_CPUS_DEFAULT_32 | |
1697 | bool | |
1698 | ||
1699 | config NR_CPUS_DEFAULT_64 | |
1700 | bool | |
1701 | ||
1da177e4 LT |
1702 | config NR_CPUS |
1703 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1704 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1705 | depends on SMP |
72ede9b1 | 1706 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1707 | default "2" if NR_CPUS_DEFAULT_2 |
1708 | default "4" if NR_CPUS_DEFAULT_4 | |
1709 | default "8" if NR_CPUS_DEFAULT_8 | |
1710 | default "16" if NR_CPUS_DEFAULT_16 | |
1711 | default "32" if NR_CPUS_DEFAULT_32 | |
1712 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1713 | help |
1714 | This allows you to specify the maximum number of CPUs which this | |
1715 | kernel will support. The maximum supported value is 32 for 32-bit | |
1716 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1717 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1718 | and 2 for all others. | |
1da177e4 LT |
1719 | |
1720 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1721 | approximately eight kilobytes to the kernel image. For best |
1722 | performance should round up your number of processors to the next | |
1723 | power of two. | |
1da177e4 | 1724 | |
39b8d525 RB |
1725 | config MIPS_CMP |
1726 | bool "MIPS CMP framework support" | |
1727 | depends on SMP | |
1728 | select SYNC_R4K | |
1729 | select SYS_SUPPORTS_SCHED_SMT | |
1730 | select WEAK_ORDERING | |
1731 | default n | |
1732 | help | |
1733 | This is a placeholder option for the GCMP work. It will need to | |
1734 | be handled differently... | |
1735 | ||
c4eee283 AN |
1736 | source "kernel/time/Kconfig" |
1737 | ||
1723b4a3 AN |
1738 | # |
1739 | # Timer Interrupt Frequency Configuration | |
1740 | # | |
1741 | ||
1742 | choice | |
1743 | prompt "Timer frequency" | |
1744 | default HZ_250 | |
1745 | help | |
1746 | Allows the configuration of the timer frequency. | |
1747 | ||
1748 | config HZ_48 | |
0f873585 | 1749 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
1750 | |
1751 | config HZ_100 | |
1752 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1753 | ||
1754 | config HZ_128 | |
1755 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1756 | ||
1757 | config HZ_250 | |
1758 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1759 | ||
1760 | config HZ_256 | |
1761 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1762 | ||
1763 | config HZ_1000 | |
1764 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1765 | ||
1766 | config HZ_1024 | |
1767 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1768 | ||
1769 | endchoice | |
1770 | ||
1771 | config SYS_SUPPORTS_48HZ | |
1772 | bool | |
1773 | ||
1774 | config SYS_SUPPORTS_100HZ | |
1775 | bool | |
1776 | ||
1777 | config SYS_SUPPORTS_128HZ | |
1778 | bool | |
1779 | ||
1780 | config SYS_SUPPORTS_250HZ | |
1781 | bool | |
1782 | ||
1783 | config SYS_SUPPORTS_256HZ | |
1784 | bool | |
1785 | ||
1786 | config SYS_SUPPORTS_1000HZ | |
1787 | bool | |
1788 | ||
1789 | config SYS_SUPPORTS_1024HZ | |
1790 | bool | |
1791 | ||
1792 | config SYS_SUPPORTS_ARBIT_HZ | |
1793 | bool | |
1794 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1795 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1796 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1797 | !SYS_SUPPORTS_1024HZ | |
1798 | ||
1799 | config HZ | |
1800 | int | |
1801 | default 48 if HZ_48 | |
1802 | default 100 if HZ_100 | |
1803 | default 128 if HZ_128 | |
1804 | default 250 if HZ_250 | |
1805 | default 256 if HZ_256 | |
1806 | default 1000 if HZ_1000 | |
1807 | default 1024 if HZ_1024 | |
1808 | ||
e80de850 | 1809 | source "kernel/Kconfig.preempt" |
1da177e4 | 1810 | |
1da177e4 LT |
1811 | config MIPS_INSANE_LARGE |
1812 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1813 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1814 | help |
1815 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1816 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1817 | need processes of more than 1TB virtual address space, say Y here. | |
1818 | This will result in additional memory usage, so it is not | |
1819 | recommended for normal users. | |
1820 | ||
ea6e942b AN |
1821 | config KEXEC |
1822 | bool "Kexec system call (EXPERIMENTAL)" | |
1823 | depends on EXPERIMENTAL | |
1824 | help | |
1825 | kexec is a system call that implements the ability to shutdown your | |
1826 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1827 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1828 | you can start any kernel with it, not just Linux. |
1829 | ||
01dd2fbf | 1830 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1831 | |
1832 | It is an ongoing process to be certain the hardware in a machine | |
1833 | is properly shutdown, so do not be surprised if this code does not | |
1834 | initially work for you. It may help to enable device hotplugging | |
1835 | support. As of this writing the exact hardware interface is | |
1836 | strongly in flux, so no good recommendation can be made. | |
1837 | ||
1838 | config SECCOMP | |
1839 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1840 | depends on PROC_FS |
ea6e942b AN |
1841 | default y |
1842 | help | |
1843 | This kernel feature is useful for number crunching applications | |
1844 | that may need to compute untrusted bytecode during their | |
1845 | execution. By using pipes or other transports made available to | |
1846 | the process as file descriptors supporting the read/write | |
1847 | syscalls, it's possible to isolate those applications in | |
1848 | their own address space using seccomp. Once seccomp is | |
1849 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1850 | and the task is only allowed to execute a few safe syscalls | |
1851 | defined by each seccomp mode. | |
1852 | ||
1853 | If unsure, say Y. Only embedded should say N here. | |
1854 | ||
5e83d430 RB |
1855 | endmenu |
1856 | ||
1da177e4 LT |
1857 | config RWSEM_GENERIC_SPINLOCK |
1858 | bool | |
1859 | default y | |
1860 | ||
1df0f0ff AN |
1861 | config LOCKDEP_SUPPORT |
1862 | bool | |
1863 | default y | |
1864 | ||
1865 | config STACKTRACE_SUPPORT | |
1866 | bool | |
1867 | default y | |
1868 | ||
b6c3539b RB |
1869 | source "init/Kconfig" |
1870 | ||
0011036b AN |
1871 | config PROBE_INITRD_HEADER |
1872 | bool "Probe initrd header created by addinitrd" | |
1873 | depends on BLK_DEV_INITRD | |
1874 | help | |
1875 | Probe initrd header at the last page of kernel image. | |
1876 | Say Y here if you are using arch/mips/boot/addinitrd.c to | |
1877 | add initrd or initramfs image to the kernel image. | |
1878 | Otherwise, say N. | |
1879 | ||
1da177e4 LT |
1880 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1881 | ||
5e83d430 RB |
1882 | config HW_HAS_EISA |
1883 | bool | |
1da177e4 LT |
1884 | config HW_HAS_PCI |
1885 | bool | |
1886 | ||
1887 | config PCI | |
1888 | bool "Support for PCI controller" | |
1889 | depends on HW_HAS_PCI | |
abb4ae46 | 1890 | select PCI_DOMAINS |
1da177e4 LT |
1891 | help |
1892 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1893 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1894 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1895 | say Y, otherwise N. | |
1896 | ||
1da177e4 LT |
1897 | config PCI_DOMAINS |
1898 | bool | |
1da177e4 LT |
1899 | |
1900 | source "drivers/pci/Kconfig" | |
1901 | ||
1902 | # | |
1903 | # ISA support is now enabled via select. Too many systems still have the one | |
1904 | # or other ISA chip on the board that users don't know about so don't expect | |
1905 | # users to choose the right thing ... | |
1906 | # | |
1907 | config ISA | |
1908 | bool | |
1909 | ||
1910 | config EISA | |
1911 | bool "EISA support" | |
5e83d430 | 1912 | depends on HW_HAS_EISA |
1da177e4 | 1913 | select ISA |
aa414dff | 1914 | select GENERIC_ISA_DMA |
1da177e4 LT |
1915 | ---help--- |
1916 | The Extended Industry Standard Architecture (EISA) bus was | |
1917 | developed as an open alternative to the IBM MicroChannel bus. | |
1918 | ||
1919 | The EISA bus provided some of the features of the IBM MicroChannel | |
1920 | bus while maintaining backward compatibility with cards made for | |
1921 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
1922 | 1995 when it was made obsolete by the PCI bus. | |
1923 | ||
1924 | Say Y here if you are building a kernel for an EISA-based machine. | |
1925 | ||
1926 | Otherwise, say N. | |
1927 | ||
1928 | source "drivers/eisa/Kconfig" | |
1929 | ||
1930 | config TC | |
1931 | bool "TURBOchannel support" | |
1932 | depends on MACH_DECSTATION | |
1933 | help | |
1934 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
1935 | processors. Documentation on writing device drivers for TurboChannel | |
1936 | is available at: | |
1937 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
1938 | ||
1939 | #config ACCESSBUS | |
1940 | # bool "Access.Bus support" | |
1941 | # depends on TC | |
1942 | ||
1943 | config MMU | |
1944 | bool | |
1945 | default y | |
1946 | ||
d865bea4 RB |
1947 | config I8253 |
1948 | bool | |
1949 | ||
cce335ae RB |
1950 | config ZONE_DMA32 |
1951 | bool | |
1952 | ||
1da177e4 LT |
1953 | source "drivers/pcmcia/Kconfig" |
1954 | ||
1955 | source "drivers/pci/hotplug/Kconfig" | |
1956 | ||
1957 | endmenu | |
1958 | ||
1959 | menu "Executable file formats" | |
1960 | ||
1961 | source "fs/Kconfig.binfmt" | |
1962 | ||
1963 | config TRAD_SIGNALS | |
1964 | bool | |
1da177e4 | 1965 | |
1da177e4 LT |
1966 | config MIPS32_COMPAT |
1967 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 1968 | depends on 64BIT |
1da177e4 LT |
1969 | help |
1970 | Select this option if you want Linux/MIPS 32-bit binary | |
1971 | compatibility. Since all software available for Linux/MIPS is | |
1972 | currently 32-bit you should say Y here. | |
1973 | ||
1974 | config COMPAT | |
1975 | bool | |
1976 | depends on MIPS32_COMPAT | |
1977 | default y | |
1978 | ||
05e43966 AN |
1979 | config SYSVIPC_COMPAT |
1980 | bool | |
1981 | depends on COMPAT && SYSVIPC | |
1982 | default y | |
1983 | ||
1da177e4 LT |
1984 | config MIPS32_O32 |
1985 | bool "Kernel support for o32 binaries" | |
1986 | depends on MIPS32_COMPAT | |
1987 | help | |
1988 | Select this option if you want to run o32 binaries. These are pure | |
1989 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
1990 | existing binaries are in this format. | |
1991 | ||
1992 | If unsure, say Y. | |
1993 | ||
1994 | config MIPS32_N32 | |
1995 | bool "Kernel support for n32 binaries" | |
1996 | depends on MIPS32_COMPAT | |
1997 | help | |
1998 | Select this option if you want to run n32 binaries. These are | |
1999 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2000 | data that would normally be 64-bit. They are used in special | |
2001 | cases. | |
2002 | ||
2003 | If unsure, say N. | |
2004 | ||
2005 | config BINFMT_ELF32 | |
2006 | bool | |
2007 | default y if MIPS32_O32 || MIPS32_N32 | |
2008 | ||
2116245e RB |
2009 | endmenu |
2010 | ||
2011 | menu "Power management options" | |
2012 | ||
f4cb5700 JB |
2013 | config ARCH_SUSPEND_POSSIBLE |
2014 | def_bool y | |
2015 | depends on !SMP | |
2016 | ||
2116245e | 2017 | source "kernel/power/Kconfig" |
952fa954 | 2018 | |
1da177e4 LT |
2019 | endmenu |
2020 | ||
d5950b43 SR |
2021 | source "net/Kconfig" |
2022 | ||
1da177e4 LT |
2023 | source "drivers/Kconfig" |
2024 | ||
2025 | source "fs/Kconfig" | |
2026 | ||
2027 | source "arch/mips/Kconfig.debug" | |
2028 | ||
2029 | source "security/Kconfig" | |
2030 | ||
2031 | source "crypto/Kconfig" | |
2032 | ||
2033 | source "lib/Kconfig" |