Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
ec7748b5 | 4 | select HAVE_IDE |
42d4b839 | 5 | select HAVE_OPROFILE |
1da177e4 LT |
6 | # Horrible source of confusion. Die, die, die ... |
7 | select EMBEDDED | |
90b02340 | 8 | select RTC_LIB |
1da177e4 | 9 | |
875d43e7 RB |
10 | mainmenu "Linux/MIPS Kernel Configuration" |
11 | ||
1da177e4 LT |
12 | menu "Machine selection" |
13 | ||
5ac6da66 CL |
14 | config ZONE_DMA |
15 | bool | |
5ac6da66 | 16 | |
5e83d430 RB |
17 | choice |
18 | prompt "System type" | |
19 | default SGI_IP22 | |
1da177e4 | 20 | |
c3543e25 YY |
21 | config MACH_ALCHEMY |
22 | bool "Alchemy processor based machines" | |
1da177e4 | 23 | |
35189fad | 24 | config BASLER_EXCITE |
be91589e | 25 | bool "Basler eXcite smart camera" |
42f77542 | 26 | select CEVT_R4K |
940f6b48 | 27 | select CSRC_R4K |
35189fad RB |
28 | select DMA_COHERENT |
29 | select HW_HAS_PCI | |
30 | select IRQ_CPU | |
31 | select IRQ_CPU_RM7K | |
32 | select IRQ_CPU_RM9K | |
663c3d90 | 33 | select MIPS_RM9122 |
35189fad RB |
34 | select SYS_HAS_CPU_RM9000 |
35 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad | 36 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 37 | select SYS_SUPPORTS_KGDB |
35189fad RB |
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 | |
283 | select SYS_SUPPORTS_KGDB | |
284 | select IRQ_CPU | |
285 | select SERIAL_8250 | |
286 | select SERIAL_8250_CONSOLE | |
287 | help | |
288 | This adds support for the PMC-Sierra family of Multi-Service | |
289 | Processor System-On-A-Chips. These parts include a number | |
290 | of integrated peripherals, interfaces and DSPs in addition to | |
291 | a variety of MIPS cores. | |
292 | ||
5e83d430 | 293 | config PMC_YOSEMITE |
3fa986fa | 294 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 295 | select CEVT_R4K |
940f6b48 | 296 | select CSRC_R4K |
5e83d430 RB |
297 | select DMA_COHERENT |
298 | select HW_HAS_PCI | |
299 | select IRQ_CPU | |
300 | select IRQ_CPU_RM7K | |
301 | select IRQ_CPU_RM9K | |
302 | select SWAP_IO_SPACE | |
7cf8053b | 303 | select SYS_HAS_CPU_RM9000 |
36a88530 | 304 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
305 | select SYS_SUPPORTS_32BIT_KERNEL |
306 | select SYS_SUPPORTS_64BIT_KERNEL | |
307 | select SYS_SUPPORTS_BIG_ENDIAN | |
308 | select SYS_SUPPORTS_HIGHMEM | |
cc801077 | 309 | select SYS_SUPPORTS_KGDB |
e73ea273 | 310 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
311 | help |
312 | Yosemite is an evaluation board for the RM9000x2 processor | |
313 | manufactured by PMC-Sierra. | |
1da177e4 | 314 | |
1da177e4 | 315 | config SGI_IP22 |
3fa986fa | 316 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
317 | select ARC |
318 | select ARC32 | |
319 | select BOOT_ELF32 | |
42f77542 | 320 | select CEVT_R4K |
940f6b48 | 321 | select CSRC_R4K |
e2defae5 | 322 | select DEFAULT_SGI_PARTITION |
1da177e4 | 323 | select DMA_NONCOHERENT |
5e83d430 | 324 | select HW_HAS_EISA |
d865bea4 | 325 | select I8253 |
68de4803 | 326 | select I8259 |
1da177e4 LT |
327 | select IP22_CPU_SCACHE |
328 | select IRQ_CPU | |
aa414dff | 329 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
330 | select SGI_HAS_DS1286 |
331 | select SGI_HAS_I8042 | |
332 | select SGI_HAS_INDYDOG | |
333 | select SGI_HAS_SEEQ | |
334 | select SGI_HAS_WD93 | |
335 | select SGI_HAS_ZILOG | |
1da177e4 | 336 | select SWAP_IO_SPACE |
7cf8053b RB |
337 | select SYS_HAS_CPU_R4X00 |
338 | select SYS_HAS_CPU_R5000 | |
36a88530 | 339 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
340 | select SYS_SUPPORTS_32BIT_KERNEL |
341 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 342 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
343 | help |
344 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
345 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
346 | that runs on these, say Y here. | |
347 | ||
348 | config SGI_IP27 | |
3fa986fa | 349 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
350 | select ARC |
351 | select ARC64 | |
5e83d430 | 352 | select BOOT_ELF64 |
e2defae5 | 353 | select DEFAULT_SGI_PARTITION |
1da177e4 | 354 | select DMA_IP27 |
36a88530 | 355 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 356 | select HW_HAS_PCI |
130e2fb7 | 357 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 358 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 359 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 360 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 361 | select SYS_SUPPORTS_KGDB |
d8cb4e11 | 362 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 363 | select SYS_SUPPORTS_SMP |
e77c232c | 364 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
365 | help |
366 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
367 | workstations. To compile a Linux kernel that runs on these, say Y | |
368 | here. | |
369 | ||
e2defae5 TB |
370 | config SGI_IP28 |
371 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
372 | depends on EXPERIMENTAL | |
373 | select ARC | |
374 | select ARC64 | |
375 | select BOOT_ELF64 | |
376 | select CEVT_R4K | |
377 | select CSRC_R4K | |
378 | select DEFAULT_SGI_PARTITION | |
379 | select DMA_NONCOHERENT | |
380 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
381 | select IRQ_CPU | |
382 | select HW_HAS_EISA | |
383 | select I8253 | |
384 | select I8259 | |
385 | select SGI_HAS_DS1286 | |
386 | select SGI_HAS_I8042 | |
387 | select SGI_HAS_INDYDOG | |
5b438c44 TB |
388 | select SGI_HAS_HAL2 |
389 | select SGI_HAS_HAL2 | |
e2defae5 TB |
390 | select SGI_HAS_SEEQ |
391 | select SGI_HAS_WD93 | |
392 | select SGI_HAS_ZILOG | |
393 | select SWAP_IO_SPACE | |
394 | select SYS_HAS_CPU_R10000 | |
395 | select SYS_HAS_EARLY_PRINTK | |
396 | select SYS_SUPPORTS_64BIT_KERNEL | |
397 | select SYS_SUPPORTS_BIG_ENDIAN | |
398 | help | |
399 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
400 | kernel that runs on these, say Y here. | |
401 | ||
1da177e4 | 402 | config SGI_IP32 |
cfd2afc0 | 403 | bool "SGI IP32 (O2)" |
1da177e4 LT |
404 | select ARC |
405 | select ARC32 | |
406 | select BOOT_ELF32 | |
42f77542 | 407 | select CEVT_R4K |
940f6b48 | 408 | select CSRC_R4K |
1da177e4 LT |
409 | select DMA_NONCOHERENT |
410 | select HW_HAS_PCI | |
dd67b155 | 411 | select IRQ_CPU |
1da177e4 LT |
412 | select R5000_CPU_SCACHE |
413 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
414 | select SYS_HAS_CPU_R5000 |
415 | select SYS_HAS_CPU_R10000 if BROKEN | |
416 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 417 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 418 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 419 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 420 | help |
5e83d430 | 421 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 422 | |
ade299d8 YY |
423 | config SIBYTE_CRHINE |
424 | bool "Sibyte BCM91120C-CRhine" | |
425 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
426 | select BOOT_ELF32 |
427 | select DMA_COHERENT | |
ade299d8 | 428 | select SIBYTE_BCM1120 |
9a6dcea1 | 429 | select SWAP_IO_SPACE |
7cf8053b | 430 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
431 | select SYS_SUPPORTS_BIG_ENDIAN |
432 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
433 | ||
ade299d8 YY |
434 | config SIBYTE_CARMEL |
435 | bool "Sibyte BCM91120x-Carmel" | |
436 | depends on EXPERIMENTAL | |
5e83d430 | 437 | select BOOT_ELF32 |
1da177e4 | 438 | select DMA_COHERENT |
ade299d8 | 439 | select SIBYTE_BCM1120 |
5e83d430 | 440 | select SWAP_IO_SPACE |
7cf8053b | 441 | select SYS_HAS_CPU_SB1 |
81731f79 | 442 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 443 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 444 | |
ade299d8 YY |
445 | config SIBYTE_CRHONE |
446 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
447 | depends on EXPERIMENTAL |
448 | select BOOT_ELF32 | |
449 | select DMA_COHERENT | |
ade299d8 | 450 | select SIBYTE_BCM1125 |
5e83d430 | 451 | select SWAP_IO_SPACE |
7cf8053b | 452 | select SYS_HAS_CPU_SB1 |
5e83d430 | 453 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 454 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 455 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 456 | |
5e83d430 | 457 | config SIBYTE_RHONE |
3fa986fa | 458 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
459 | depends on EXPERIMENTAL |
460 | select BOOT_ELF32 | |
461 | select DMA_COHERENT | |
462 | select SIBYTE_BCM1125H | |
463 | select SWAP_IO_SPACE | |
7cf8053b | 464 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
465 | select SYS_SUPPORTS_BIG_ENDIAN |
466 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 467 | |
ade299d8 YY |
468 | config SIBYTE_SWARM |
469 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 470 | select BOOT_ELF32 |
26a940e2 | 471 | select DMA_COHERENT |
ade299d8 YY |
472 | select NR_CPUS_DEFAULT_2 |
473 | select SIBYTE_SB1250 | |
5e83d430 | 474 | select SWAP_IO_SPACE |
7cf8053b | 475 | select SYS_HAS_CPU_SB1 |
5e83d430 | 476 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 YY |
477 | select SYS_SUPPORTS_HIGHMEM |
478 | select SYS_SUPPORTS_KGDB | |
e3ad1c23 | 479 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 480 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 481 | |
ade299d8 YY |
482 | config SIBYTE_LITTLESUR |
483 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
484 | depends on EXPERIMENTAL |
485 | select BOOT_ELF32 | |
486 | select DMA_COHERENT | |
130e2fb7 | 487 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
488 | select SIBYTE_SB1250 |
489 | select SWAP_IO_SPACE | |
7cf8053b | 490 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
491 | select SYS_SUPPORTS_BIG_ENDIAN |
492 | select SYS_SUPPORTS_HIGHMEM | |
493 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 494 | |
ade299d8 YY |
495 | config SIBYTE_SENTOSA |
496 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
497 | depends on EXPERIMENTAL |
498 | select BOOT_ELF32 | |
499 | select DMA_COHERENT | |
130e2fb7 | 500 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
501 | select SIBYTE_SB1250 |
502 | select SWAP_IO_SPACE | |
7cf8053b | 503 | select SYS_HAS_CPU_SB1 |
5e83d430 | 504 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 505 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 506 | |
ade299d8 YY |
507 | config SIBYTE_BIGSUR |
508 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
509 | select BOOT_ELF32 |
510 | select DMA_COHERENT | |
ade299d8 | 511 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 512 | select SIBYTE_BCM1x80 |
5e83d430 | 513 | select SWAP_IO_SPACE |
7cf8053b | 514 | select SYS_HAS_CPU_SB1 |
5e83d430 | 515 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 516 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 517 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 518 | select ZONE_DMA32 if 64BIT |
1da177e4 | 519 | |
14b36af4 TB |
520 | config SNI_RM |
521 | bool "SNI RM200/300/400" | |
4a0312fc TB |
522 | select ARC if CPU_LITTLE_ENDIAN |
523 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 524 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 525 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 526 | select BOOT_ELF32 |
42f77542 | 527 | select CEVT_R4K |
940f6b48 | 528 | select CSRC_R4K |
e2defae5 | 529 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
530 | select DMA_NONCOHERENT |
531 | select GENERIC_ISA_DMA | |
5e83d430 | 532 | select HW_HAS_EISA |
1da177e4 | 533 | select HW_HAS_PCI |
c066a32a | 534 | select IRQ_CPU |
d865bea4 | 535 | select I8253 |
1da177e4 LT |
536 | select I8259 |
537 | select ISA | |
4a0312fc | 538 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 539 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 540 | select SYS_HAS_CPU_R5000 |
c066a32a | 541 | select SYS_HAS_CPU_R10000 |
4a0312fc | 542 | select R5000_CPU_SCACHE |
36a88530 | 543 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
544 | select SYS_SUPPORTS_32BIT_KERNEL |
545 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 546 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 547 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 548 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 549 | help |
14b36af4 TB |
550 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
551 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
552 | Technology and now in turn merged with Fujitsu. Say Y here to |
553 | support this machine type. | |
554 | ||
edcaf1a6 AN |
555 | config MACH_TX39XX |
556 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 557 | |
edcaf1a6 AN |
558 | config MACH_TX49XX |
559 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 560 | |
ade299d8 YY |
561 | config WR_PPMC |
562 | bool "Wind River PPMC board" | |
42f77542 | 563 | select CEVT_R4K |
940f6b48 | 564 | select CSRC_R4K |
ade299d8 YY |
565 | select IRQ_CPU |
566 | select BOOT_ELF32 | |
567 | select DMA_NONCOHERENT | |
568 | select HW_HAS_PCI | |
569 | select PCI_GT64XXX_PCI0 | |
570 | select SWAP_IO_SPACE | |
571 | select SYS_HAS_CPU_MIPS32_R1 | |
572 | select SYS_HAS_CPU_MIPS32_R2 | |
573 | select SYS_HAS_CPU_MIPS64_R1 | |
574 | select SYS_HAS_CPU_NEVADA | |
575 | select SYS_HAS_CPU_RM7000 | |
576 | select SYS_SUPPORTS_32BIT_KERNEL | |
577 | select SYS_SUPPORTS_64BIT_KERNEL | |
578 | select SYS_SUPPORTS_BIG_ENDIAN | |
579 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
580 | help | |
581 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
582 | board, which is based on GT64120 bridge chip. | |
583 | ||
5e83d430 | 584 | endchoice |
1da177e4 | 585 | |
c3543e25 | 586 | source "arch/mips/au1000/Kconfig" |
9c746edb | 587 | source "arch/mips/basler/excite/Kconfig" |
5e83d430 | 588 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 589 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 590 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 591 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 592 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 593 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 594 | source "arch/mips/vr41xx/Kconfig" |
38b18f72 | 595 | |
5e83d430 RB |
596 | endmenu |
597 | ||
95c354fe NP |
598 | config GENERIC_LOCKBREAK |
599 | bool | |
600 | default y | |
601 | depends on SMP && PREEMPT | |
602 | ||
1da177e4 LT |
603 | config RWSEM_GENERIC_SPINLOCK |
604 | bool | |
605 | default y | |
606 | ||
607 | config RWSEM_XCHGADD_ALGORITHM | |
608 | bool | |
609 | ||
f0d1b0b3 DH |
610 | config ARCH_HAS_ILOG2_U32 |
611 | bool | |
612 | default n | |
613 | ||
614 | config ARCH_HAS_ILOG2_U64 | |
615 | bool | |
616 | default n | |
617 | ||
00a58253 RB |
618 | config ARCH_SUPPORTS_OPROFILE |
619 | bool | |
620 | default y if !MIPS_MT_SMTC | |
621 | ||
3c9ee7ef AM |
622 | config GENERIC_FIND_NEXT_BIT |
623 | bool | |
624 | default y | |
625 | ||
626 | config GENERIC_HWEIGHT | |
627 | bool | |
628 | default y | |
629 | ||
1da177e4 LT |
630 | config GENERIC_CALIBRATE_DELAY |
631 | bool | |
632 | default y | |
633 | ||
7bcf7717 RB |
634 | config GENERIC_CLOCKEVENTS |
635 | bool | |
636 | default y | |
637 | ||
8db02010 RB |
638 | config GENERIC_TIME |
639 | bool | |
640 | default y | |
641 | ||
f5ff0a28 RB |
642 | config GENERIC_CMOS_UPDATE |
643 | bool | |
644 | default y | |
645 | ||
1cc89038 AN |
646 | config SCHED_NO_NO_OMIT_FRAME_POINTER |
647 | bool | |
648 | default y | |
649 | ||
e77c232c FBH |
650 | config GENERIC_HARDIRQS_NO__DO_IRQ |
651 | bool | |
652 | default n | |
653 | ||
1da177e4 LT |
654 | # |
655 | # Select some configuration options automatically based on user selections. | |
656 | # | |
657 | config ARC | |
658 | bool | |
1da177e4 | 659 | |
61ed242d RB |
660 | config ARCH_MAY_HAVE_PC_FDC |
661 | bool | |
662 | ||
9267a30d MSJ |
663 | config BOOT_RAW |
664 | bool | |
665 | ||
217dd11e RB |
666 | config CEVT_BCM1480 |
667 | bool | |
668 | ||
6457d9fc YY |
669 | config CEVT_DS1287 |
670 | bool | |
671 | ||
1097c6ac YY |
672 | config CEVT_GT641XX |
673 | bool | |
674 | ||
42f77542 RB |
675 | config CEVT_R4K |
676 | bool | |
677 | ||
217dd11e RB |
678 | config CEVT_SB1250 |
679 | bool | |
680 | ||
229f773e AN |
681 | config CEVT_TXX9 |
682 | bool | |
683 | ||
217dd11e RB |
684 | config CSRC_BCM1480 |
685 | bool | |
686 | ||
4247417d YY |
687 | config CSRC_IOASIC |
688 | bool | |
689 | ||
940f6b48 RB |
690 | config CSRC_R4K |
691 | bool | |
692 | ||
217dd11e RB |
693 | config CSRC_SB1250 |
694 | bool | |
695 | ||
a9aec7fe AN |
696 | config GPIO_TXX9 |
697 | select GENERIC_GPIO | |
698 | select HAVE_GPIO_LIB | |
699 | bool | |
700 | ||
df78b5c8 AJ |
701 | config CFE |
702 | bool | |
703 | ||
4ce588cd | 704 | config DMA_COHERENT |
1da177e4 LT |
705 | bool |
706 | ||
4ce588cd | 707 | config DMA_IP27 |
1da177e4 LT |
708 | bool |
709 | ||
4ce588cd RB |
710 | config DMA_NONCOHERENT |
711 | bool | |
712 | select DMA_NEED_PCI_MAP_STATE | |
713 | ||
714 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
715 | bool |
716 | ||
717 | config EARLY_PRINTK | |
36a88530 RB |
718 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
719 | depends on SYS_HAS_EARLY_PRINTK | |
720 | default y | |
721 | help | |
722 | This option enables special console drivers which allow the kernel | |
723 | to print messages very early in the bootup process. | |
724 | ||
725 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
726 | early before the console code is initialized. For normal operation, |
727 | it is not recommended because it looks ugly on some machines and | |
728 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
729 | unless you want to debug such a crash. |
730 | ||
731 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 732 | bool |
1da177e4 | 733 | |
dbb74540 RB |
734 | config HOTPLUG_CPU |
735 | bool | |
736 | default n | |
737 | ||
1da177e4 LT |
738 | config I8259 |
739 | bool | |
1da177e4 | 740 | |
1da177e4 LT |
741 | config MIPS_BONITO64 |
742 | bool | |
1da177e4 LT |
743 | |
744 | config MIPS_MSC | |
745 | bool | |
1da177e4 | 746 | |
1f21d2bd BM |
747 | config MIPS_NILE4 |
748 | bool | |
749 | ||
1da177e4 LT |
750 | config MIPS_DISABLE_OBSOLETE_IDE |
751 | bool | |
752 | ||
39b8d525 RB |
753 | config SYNC_R4K |
754 | bool | |
755 | ||
d388d685 MR |
756 | config NO_IOPORT |
757 | def_bool n | |
758 | ||
8313da30 RB |
759 | config GENERIC_ISA_DMA |
760 | bool | |
761 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
762 | ||
aa414dff RB |
763 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
764 | bool | |
8313da30 | 765 | select GENERIC_ISA_DMA |
aa414dff | 766 | |
09663335 YY |
767 | config GENERIC_GPIO |
768 | bool | |
769 | ||
5e83d430 | 770 | # |
3cb2fccc | 771 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
772 | # answer,so we try hard to limit the available choices. Also the use of a |
773 | # choice statement should be more obvious to the user. | |
774 | # | |
775 | choice | |
776 | prompt "Endianess selection" | |
1da177e4 LT |
777 | help |
778 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 779 | byte order. These modes require different kernels and a different |
3cb2fccc | 780 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 781 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 782 | one or the other endianness. |
5e83d430 RB |
783 | |
784 | config CPU_BIG_ENDIAN | |
785 | bool "Big endian" | |
786 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
787 | ||
788 | config CPU_LITTLE_ENDIAN | |
789 | bool "Little endian" | |
790 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
791 | help | |
792 | ||
793 | endchoice | |
794 | ||
2116245e RB |
795 | config SYS_SUPPORTS_APM_EMULATION |
796 | bool | |
797 | ||
5e83d430 RB |
798 | config SYS_SUPPORTS_BIG_ENDIAN |
799 | bool | |
800 | ||
801 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
802 | bool | |
1da177e4 LT |
803 | |
804 | config IRQ_CPU | |
805 | bool | |
806 | ||
807 | config IRQ_CPU_RM7K | |
808 | bool | |
809 | ||
5e83d430 RB |
810 | config IRQ_CPU_RM9K |
811 | bool | |
812 | ||
9267a30d MSJ |
813 | config IRQ_MSP_SLP |
814 | bool | |
815 | ||
816 | config IRQ_MSP_CIC | |
817 | bool | |
818 | ||
8420fd00 AN |
819 | config IRQ_TXX9 |
820 | bool | |
821 | ||
d5ab1a69 YY |
822 | config IRQ_GT641XX |
823 | bool | |
824 | ||
39b8d525 RB |
825 | config IRQ_GIC |
826 | bool | |
827 | ||
1da177e4 LT |
828 | config MIPS_BOARDS_GEN |
829 | bool | |
1da177e4 | 830 | |
252161ec | 831 | config PCI_GT64XXX_PCI0 |
1da177e4 | 832 | bool |
1da177e4 | 833 | |
9267a30d MSJ |
834 | config NO_EXCEPT_FILL |
835 | bool | |
836 | ||
663c3d90 | 837 | config MIPS_RM9122 |
838 | bool | |
839 | select SERIAL_RM9000 | |
663c3d90 | 840 | |
bdf21b18 PP |
841 | config PNX8550 |
842 | bool | |
843 | select SOC_PNX8550 | |
844 | ||
845 | config SOC_PNX8550 | |
846 | bool | |
bdf21b18 PP |
847 | select DMA_NONCOHERENT |
848 | select HW_HAS_PCI | |
b8c2a77c | 849 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 850 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 851 | select SYS_SUPPORTS_32BIT_KERNEL |
e77c232c | 852 | select GENERIC_HARDIRQS_NO__DO_IRQ |
cc801077 | 853 | select SYS_SUPPORTS_KGDB |
4ead1681 | 854 | select GENERIC_GPIO |
bdf21b18 | 855 | |
1da177e4 LT |
856 | config SWAP_IO_SPACE |
857 | bool | |
858 | ||
355c471f | 859 | config EMMA2RH |
860 | bool | |
861 | depends on MARKEINS | |
862 | default y | |
863 | ||
663c3d90 | 864 | config SERIAL_RM9000 |
865 | bool | |
866 | ||
e2defae5 TB |
867 | config SGI_HAS_DS1286 |
868 | bool | |
869 | ||
870 | config SGI_HAS_INDYDOG | |
871 | bool | |
872 | ||
5b438c44 TB |
873 | config SGI_HAS_HAL2 |
874 | bool | |
875 | ||
e2defae5 TB |
876 | config SGI_HAS_SEEQ |
877 | bool | |
878 | ||
879 | config SGI_HAS_WD93 | |
880 | bool | |
881 | ||
882 | config SGI_HAS_ZILOG | |
883 | bool | |
884 | ||
885 | config SGI_HAS_I8042 | |
886 | bool | |
887 | ||
888 | config DEFAULT_SGI_PARTITION | |
889 | bool | |
890 | ||
5e83d430 RB |
891 | config ARC32 |
892 | bool | |
893 | ||
231a35d3 TB |
894 | config SNIPROM |
895 | bool | |
896 | ||
1da177e4 LT |
897 | config BOOT_ELF32 |
898 | bool | |
1da177e4 LT |
899 | |
900 | config MIPS_L1_CACHE_SHIFT | |
901 | int | |
06cf5583 | 902 | default "4" if MACH_DECSTATION |
7e3297dc | 903 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM |
9267a30d | 904 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
905 | default "5" |
906 | ||
1da177e4 LT |
907 | config HAVE_STD_PC_SERIAL_PORT |
908 | bool | |
909 | ||
1da177e4 LT |
910 | config ARC_CONSOLE |
911 | bool "ARC console support" | |
e2defae5 | 912 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
913 | |
914 | config ARC_MEMORY | |
915 | bool | |
14b36af4 | 916 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
917 | default y |
918 | ||
919 | config ARC_PROMLIB | |
920 | bool | |
e2defae5 | 921 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
922 | default y |
923 | ||
924 | config ARC64 | |
925 | bool | |
1da177e4 LT |
926 | |
927 | config BOOT_ELF64 | |
928 | bool | |
1da177e4 | 929 | |
1da177e4 LT |
930 | menu "CPU selection" |
931 | ||
932 | choice | |
933 | prompt "CPU type" | |
934 | default CPU_R4X00 | |
935 | ||
2a21c730 FZ |
936 | config CPU_LOONGSON2 |
937 | bool "Loongson 2" | |
938 | depends on SYS_HAS_CPU_LOONGSON2 | |
939 | select CPU_SUPPORTS_32BIT_KERNEL | |
940 | select CPU_SUPPORTS_64BIT_KERNEL | |
941 | select CPU_SUPPORTS_HIGHMEM | |
942 | help | |
943 | The Loongson 2E processor implements the MIPS III instruction set | |
944 | with many extensions. | |
945 | ||
6e760c8d RB |
946 | config CPU_MIPS32_R1 |
947 | bool "MIPS32 Release 1" | |
7cf8053b | 948 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 949 | select CPU_HAS_LLSC |
6e760c8d | 950 | select CPU_HAS_PREFETCH |
797798c1 | 951 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 952 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 953 | help |
5e83d430 | 954 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
955 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
956 | MIPS processor are based on a MIPS32 processor. If you know the | |
957 | specific type of processor in your system, choose those that one | |
958 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
959 | Release 2 of the MIPS32 architecture is available since several | |
960 | years so chances are you even have a MIPS32 Release 2 processor | |
961 | in which case you should choose CPU_MIPS32_R2 instead for better | |
962 | performance. | |
963 | ||
964 | config CPU_MIPS32_R2 | |
965 | bool "MIPS32 Release 2" | |
7cf8053b | 966 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 967 | select CPU_HAS_LLSC |
1e5f1caa | 968 | select CPU_HAS_PREFETCH |
797798c1 | 969 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 970 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 971 | help |
5e83d430 | 972 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
973 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
974 | MIPS processor are based on a MIPS32 processor. If you know the | |
975 | specific type of processor in your system, choose those that one | |
976 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
977 | ||
978 | config CPU_MIPS64_R1 | |
979 | bool "MIPS64 Release 1" | |
7cf8053b | 980 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 981 | select CPU_HAS_LLSC |
797798c1 | 982 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
983 | select CPU_SUPPORTS_32BIT_KERNEL |
984 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 985 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
986 | help |
987 | Choose this option to build a kernel for release 1 or later of the | |
988 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
989 | MIPS processor are based on a MIPS64 processor. If you know the | |
990 | specific type of processor in your system, choose those that one | |
991 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
992 | Release 2 of the MIPS64 architecture is available since several |
993 | years so chances are you even have a MIPS64 Release 2 processor | |
994 | in which case you should choose CPU_MIPS64_R2 instead for better | |
995 | performance. | |
996 | ||
997 | config CPU_MIPS64_R2 | |
998 | bool "MIPS64 Release 2" | |
7cf8053b | 999 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1000 | select CPU_HAS_LLSC |
797798c1 | 1001 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1002 | select CPU_SUPPORTS_32BIT_KERNEL |
1003 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1004 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1005 | help |
1006 | Choose this option to build a kernel for release 2 or later of the | |
1007 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1008 | MIPS processor are based on a MIPS64 processor. If you know the | |
1009 | specific type of processor in your system, choose those that one | |
1010 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1011 | |
1012 | config CPU_R3000 | |
1013 | bool "R3000" | |
7cf8053b | 1014 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1015 | select CPU_HAS_WB |
ed5ba2fb | 1016 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1017 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1018 | help |
1019 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1020 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1021 | *not* work on R4000 machines and vice versa. However, since most | |
1022 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1023 | might be a safe bet. If the resulting kernel does not work, | |
1024 | try to recompile with R3000. | |
1025 | ||
1026 | config CPU_TX39XX | |
1027 | bool "R39XX" | |
7cf8053b | 1028 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1029 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1030 | |
1031 | config CPU_VR41XX | |
1032 | bool "R41xx" | |
7cf8053b | 1033 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1034 | select CPU_SUPPORTS_32BIT_KERNEL |
1035 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1036 | help |
5e83d430 | 1037 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1038 | Only choose this option if you have one of these processors as a |
1039 | kernel built with this option will not run on any other type of | |
1040 | processor or vice versa. | |
1041 | ||
1042 | config CPU_R4300 | |
1043 | bool "R4300" | |
7cf8053b | 1044 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1045 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1046 | select CPU_SUPPORTS_32BIT_KERNEL |
1047 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1048 | help |
1049 | MIPS Technologies R4300-series processors. | |
1050 | ||
1051 | config CPU_R4X00 | |
1052 | bool "R4x00" | |
7cf8053b | 1053 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1054 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1055 | select CPU_SUPPORTS_32BIT_KERNEL |
1056 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1057 | help |
1058 | MIPS Technologies R4000-series processors other than 4300, including | |
1059 | the R4000, R4400, R4600, and 4700. | |
1060 | ||
1061 | config CPU_TX49XX | |
1062 | bool "R49XX" | |
7cf8053b | 1063 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1064 | select CPU_HAS_LLSC |
de862b48 | 1065 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1066 | select CPU_SUPPORTS_32BIT_KERNEL |
1067 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1068 | |
1069 | config CPU_R5000 | |
1070 | bool "R5000" | |
7cf8053b | 1071 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1072 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1073 | select CPU_SUPPORTS_32BIT_KERNEL |
1074 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1075 | help |
1076 | MIPS Technologies R5000-series processors other than the Nevada. | |
1077 | ||
1078 | config CPU_R5432 | |
1079 | bool "R5432" | |
7cf8053b | 1080 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1081 | select CPU_HAS_LLSC |
5e83d430 RB |
1082 | select CPU_SUPPORTS_32BIT_KERNEL |
1083 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1084 | |
1085 | config CPU_R6000 | |
1086 | bool "R6000" | |
ed5ba2fb | 1087 | depends on EXPERIMENTAL |
f7062ddb | 1088 | select CPU_HAS_LLSC |
7cf8053b | 1089 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1090 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1091 | help |
1092 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1093 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1094 | |
1095 | config CPU_NEVADA | |
1096 | bool "RM52xx" | |
7cf8053b | 1097 | depends on SYS_HAS_CPU_NEVADA |
f7062ddb | 1098 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1099 | select CPU_SUPPORTS_32BIT_KERNEL |
1100 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1101 | help |
1102 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1103 | ||
1104 | config CPU_R8000 | |
1105 | bool "R8000" | |
ed5ba2fb | 1106 | depends on EXPERIMENTAL |
7cf8053b | 1107 | depends on SYS_HAS_CPU_R8000 |
f7062ddb | 1108 | select CPU_HAS_LLSC |
5e83d430 | 1109 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1110 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1111 | help |
1112 | MIPS Technologies R8000 processors. Note these processors are | |
1113 | uncommon and the support for them is incomplete. | |
1114 | ||
1115 | config CPU_R10000 | |
1116 | bool "R10000" | |
7cf8053b | 1117 | depends on SYS_HAS_CPU_R10000 |
f7062ddb | 1118 | select CPU_HAS_LLSC |
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" | |
7cf8053b | 1128 | depends on SYS_HAS_CPU_RM7000 |
f7062ddb | 1129 | select CPU_HAS_LLSC |
5e83d430 | 1130 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1131 | select CPU_SUPPORTS_32BIT_KERNEL |
1132 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1133 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1134 | |
1135 | config CPU_RM9000 | |
1136 | bool "RM9000" | |
7cf8053b | 1137 | depends on SYS_HAS_CPU_RM9000 |
f7062ddb | 1138 | select CPU_HAS_LLSC |
5e83d430 | 1139 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1140 | select CPU_SUPPORTS_32BIT_KERNEL |
1141 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1142 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1143 | select WEAK_ORDERING |
1da177e4 LT |
1144 | |
1145 | config CPU_SB1 | |
1146 | bool "SB1" | |
7cf8053b | 1147 | depends on SYS_HAS_CPU_SB1 |
f7062ddb | 1148 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1149 | select CPU_SUPPORTS_32BIT_KERNEL |
1150 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1151 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1152 | select WEAK_ORDERING |
1da177e4 LT |
1153 | |
1154 | endchoice | |
1155 | ||
2a21c730 FZ |
1156 | config SYS_HAS_CPU_LOONGSON2 |
1157 | bool | |
1158 | ||
7cf8053b RB |
1159 | config SYS_HAS_CPU_MIPS32_R1 |
1160 | bool | |
1161 | ||
1162 | config SYS_HAS_CPU_MIPS32_R2 | |
1163 | bool | |
1164 | ||
1165 | config SYS_HAS_CPU_MIPS64_R1 | |
1166 | bool | |
1167 | ||
1168 | config SYS_HAS_CPU_MIPS64_R2 | |
1169 | bool | |
1170 | ||
1171 | config SYS_HAS_CPU_R3000 | |
1172 | bool | |
1173 | ||
1174 | config SYS_HAS_CPU_TX39XX | |
1175 | bool | |
1176 | ||
1177 | config SYS_HAS_CPU_VR41XX | |
1178 | bool | |
1179 | ||
1180 | config SYS_HAS_CPU_R4300 | |
1181 | bool | |
1182 | ||
1183 | config SYS_HAS_CPU_R4X00 | |
1184 | bool | |
1185 | ||
1186 | config SYS_HAS_CPU_TX49XX | |
1187 | bool | |
1188 | ||
1189 | config SYS_HAS_CPU_R5000 | |
1190 | bool | |
1191 | ||
1192 | config SYS_HAS_CPU_R5432 | |
1193 | bool | |
1194 | ||
1195 | config SYS_HAS_CPU_R6000 | |
1196 | bool | |
1197 | ||
1198 | config SYS_HAS_CPU_NEVADA | |
1199 | bool | |
1200 | ||
1201 | config SYS_HAS_CPU_R8000 | |
1202 | bool | |
1203 | ||
1204 | config SYS_HAS_CPU_R10000 | |
1205 | bool | |
1206 | ||
1207 | config SYS_HAS_CPU_RM7000 | |
1208 | bool | |
1209 | ||
1210 | config SYS_HAS_CPU_RM9000 | |
1211 | bool | |
1212 | ||
1213 | config SYS_HAS_CPU_SB1 | |
1214 | bool | |
1215 | ||
17099b11 RB |
1216 | # |
1217 | # CPU may reorder R->R, R->W, W->R, W->W | |
1218 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1219 | # | |
0004a9df RB |
1220 | config WEAK_ORDERING |
1221 | bool | |
17099b11 RB |
1222 | |
1223 | # | |
1224 | # CPU may reorder reads and writes beyond LL/SC | |
1225 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1226 | # | |
1227 | config WEAK_REORDERING_BEYOND_LLSC | |
1228 | bool | |
5e83d430 RB |
1229 | endmenu |
1230 | ||
1231 | # | |
c09b47d8 | 1232 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1233 | # |
1234 | config CPU_MIPS32 | |
1235 | bool | |
1236 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1237 | ||
1238 | config CPU_MIPS64 | |
1239 | bool | |
1240 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1241 | ||
1242 | # | |
c09b47d8 | 1243 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1244 | # |
1245 | config CPU_MIPSR1 | |
1246 | bool | |
1247 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1248 | ||
1249 | config CPU_MIPSR2 | |
1250 | bool | |
1251 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 | |
1252 | ||
1253 | config SYS_SUPPORTS_32BIT_KERNEL | |
1254 | bool | |
1255 | config SYS_SUPPORTS_64BIT_KERNEL | |
1256 | bool | |
1257 | config CPU_SUPPORTS_32BIT_KERNEL | |
1258 | bool | |
1259 | config CPU_SUPPORTS_64BIT_KERNEL | |
1260 | bool | |
1261 | ||
1262 | menu "Kernel type" | |
1263 | ||
1264 | choice | |
1265 | ||
1266 | prompt "Kernel code model" | |
1267 | help | |
1268 | You should only select this option if you have a workload that | |
1269 | actually benefits from 64-bit processing or if your machine has | |
1270 | large memory. You will only be presented a single option in this | |
1271 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1272 | ||
1273 | config 32BIT | |
1274 | bool "32-bit kernel" | |
1275 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1276 | select TRAD_SIGNALS | |
1277 | help | |
1278 | Select this option if you want to build a 32-bit kernel. | |
1279 | config 64BIT | |
1280 | bool "64-bit kernel" | |
1281 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1282 | help | |
1283 | Select this option if you want to build a 64-bit kernel. | |
1284 | ||
1285 | endchoice | |
1286 | ||
1da177e4 LT |
1287 | choice |
1288 | prompt "Kernel page size" | |
1289 | default PAGE_SIZE_4KB | |
1290 | ||
1291 | config PAGE_SIZE_4KB | |
1292 | bool "4kB" | |
1293 | help | |
1294 | This option select the standard 4kB Linux page size. On some | |
1295 | R3000-family processors this is the only available page size. Using | |
1296 | 4kB page size will minimize memory consumption and is therefore | |
1297 | recommended for low memory systems. | |
1298 | ||
1299 | config PAGE_SIZE_8KB | |
1300 | bool "8kB" | |
1301 | depends on EXPERIMENTAL && CPU_R8000 | |
1302 | help | |
1303 | Using 8kB page size will result in higher performance kernel at | |
1304 | the price of higher memory consumption. This option is available | |
1305 | only on the R8000 processor. Not that at the time of this writing | |
1306 | this option is still high experimental; there are also issues with | |
1307 | compatibility of user applications. | |
1308 | ||
1309 | config PAGE_SIZE_16KB | |
1310 | bool "16kB" | |
714bfad6 | 1311 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1312 | help |
1313 | Using 16kB page size will result in higher performance kernel at | |
1314 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1315 | all non-R3000 family processors. Note that you will need a suitable |
1316 | Linux distribution to support this. | |
1da177e4 LT |
1317 | |
1318 | config PAGE_SIZE_64KB | |
1319 | bool "64kB" | |
1320 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1321 | help | |
1322 | Using 64kB page size will result in higher performance kernel at | |
1323 | the price of higher memory consumption. This option is available on | |
1324 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1325 | writing this option is still high experimental. |
1da177e4 LT |
1326 | |
1327 | endchoice | |
1328 | ||
1329 | config BOARD_SCACHE | |
1330 | bool | |
1331 | ||
1332 | config IP22_CPU_SCACHE | |
1333 | bool | |
1334 | select BOARD_SCACHE | |
1335 | ||
9318c51a CD |
1336 | # |
1337 | # Support for a MIPS32 / MIPS64 style S-caches | |
1338 | # | |
1339 | config MIPS_CPU_SCACHE | |
1340 | bool | |
1341 | select BOARD_SCACHE | |
1342 | ||
1da177e4 LT |
1343 | config R5000_CPU_SCACHE |
1344 | bool | |
1345 | select BOARD_SCACHE | |
1346 | ||
1347 | config RM7000_CPU_SCACHE | |
1348 | bool | |
1349 | select BOARD_SCACHE | |
1350 | ||
1351 | config SIBYTE_DMA_PAGEOPS | |
1352 | bool "Use DMA to clear/copy pages" | |
1353 | depends on CPU_SB1 | |
1354 | help | |
1355 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1356 | channel. These DMA channels are otherwise unused by the standard | |
1357 | SiByte Linux port. Seems to give a small performance benefit. | |
1358 | ||
1359 | config CPU_HAS_PREFETCH | |
c8094b53 | 1360 | bool |
1da177e4 | 1361 | |
340ee4b9 RB |
1362 | choice |
1363 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1364 | |
1365 | config MIPS_MT_DISABLED | |
1366 | bool "Disable multithreading support." | |
1367 | help | |
1368 | Use this option if your workload can't take advantage of | |
1369 | MIPS hardware multithreading support. On systems that don't have | |
1370 | the option of an MT-enabled processor this option will be the only | |
1371 | option in this menu. | |
340ee4b9 | 1372 | |
59d6ab86 RB |
1373 | config MIPS_MT_SMP |
1374 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1375 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1376 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1377 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1378 | select MIPS_MT |
f510aa3b | 1379 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1380 | select SMP |
0ab7aefc | 1381 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1382 | select SYS_SUPPORTS_SMP |
87353d8a | 1383 | select SMP_UP |
f41ae0b2 | 1384 | help |
59d6ab86 RB |
1385 | This is a kernel model which is also known a VSMP or lately |
1386 | has been marketesed into SMVP. | |
41c594ab | 1387 | |
59d6ab86 RB |
1388 | config MIPS_MT_SMTC |
1389 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1390 | depends on CPU_MIPS32_R2 | |
1391 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 | 1392 | depends on SYS_SUPPORTS_MULTITHREADING |
ea580401 | 1393 | select GENERIC_CLOCKEVENTS_BROADCAST |
f41ae0b2 | 1394 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1395 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1396 | select MIPS_MT |
130e2fb7 | 1397 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1398 | select SMP |
73b76c78 | 1399 | select SYS_SUPPORTS_SMP |
87353d8a | 1400 | select SMP_UP |
f41ae0b2 | 1401 | help |
59d6ab86 RB |
1402 | This is a kernel model which is known a SMTC or lately has been |
1403 | marketesed into SMVP. | |
340ee4b9 | 1404 | |
340ee4b9 RB |
1405 | endchoice |
1406 | ||
f41ae0b2 RB |
1407 | config MIPS_MT |
1408 | bool | |
1409 | ||
0ab7aefc RB |
1410 | config SCHED_SMT |
1411 | bool "SMT (multithreading) scheduler support" | |
1412 | depends on SYS_SUPPORTS_SCHED_SMT | |
1413 | default n | |
1414 | help | |
1415 | SMT scheduler support improves the CPU scheduler's decision making | |
1416 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1417 | increased overhead in some places. If unsure say N here. | |
1418 | ||
1419 | config SYS_SUPPORTS_SCHED_SMT | |
1420 | bool | |
1421 | ||
1422 | ||
f41ae0b2 RB |
1423 | config SYS_SUPPORTS_MULTITHREADING |
1424 | bool | |
1425 | ||
f088fc84 RB |
1426 | config MIPS_MT_FPAFF |
1427 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1428 | default y |
07cc0c9e RB |
1429 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1430 | ||
1431 | config MIPS_VPE_LOADER | |
1432 | bool "VPE loader support." | |
1433 | depends on SYS_SUPPORTS_MULTITHREADING | |
1434 | select CPU_MIPSR2_IRQ_VI | |
1435 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1436 | select MIPS_MT |
1437 | help | |
1438 | Includes a loader for loading an elf relocatable object | |
1439 | onto another VPE and running it. | |
f088fc84 | 1440 | |
ac8be955 RB |
1441 | config MIPS_MT_SMTC_INSTANT_REPLAY |
1442 | bool "Low-latency Dispatch of Deferred SMTC IPIs" | |
619af723 | 1443 | depends on MIPS_MT_SMTC && !PREEMPT |
ac8be955 RB |
1444 | default y |
1445 | help | |
1446 | SMTC pseudo-interrupts between TCs are deferred and queued | |
1447 | if the target TC is interrupt-inhibited (IXMT). In the first | |
1448 | SMTC prototypes, these queued IPIs were serviced on return | |
1449 | to user mode, or on entry into the kernel idle loop. The | |
1450 | INSTANT_REPLAY option dispatches them as part of local_irq_restore() | |
1451 | processing, which adds runtime overhead (hence the option to turn | |
1452 | it off), but ensures that IPIs are handled promptly even under | |
1453 | heavy I/O interrupt load. | |
1454 | ||
0db34215 KK |
1455 | config MIPS_MT_SMTC_IM_BACKSTOP |
1456 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1457 | depends on MIPS_MT_SMTC | |
1458 | default y | |
1459 | help | |
1460 | To support multiple TC microthreads acting as "CPUs" within | |
1461 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1462 | during interrupt handling. To support legacy drivers and interrupt | |
1463 | controller management code, SMTC has a "backstop" to track and | |
1464 | if necessary restore the interrupt mask. This has some performance | |
1465 | impact on interrupt service overhead. Disable it only if you know | |
1466 | what you are doing. | |
1467 | ||
f571eff0 KK |
1468 | config MIPS_MT_SMTC_IRQAFF |
1469 | bool "Support IRQ affinity API" | |
1470 | depends on MIPS_MT_SMTC | |
1471 | default n | |
1472 | help | |
1473 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1474 | for SMTC Linux kernel. Requires platform support, of which | |
1475 | an example can be found in the MIPS kernel i8259 and Malta | |
1476 | platform code. It is recommended that MIPS_MT_SMTC_INSTANT_REPLAY | |
1477 | be enabled if MIPS_MT_SMTC_IRQAFF is used. Adds overhead to | |
1478 | interrupt dispatch, and should be used only if you know what | |
1479 | you are doing. | |
1480 | ||
e01402b1 RB |
1481 | config MIPS_VPE_LOADER_TOM |
1482 | bool "Load VPE program into memory hidden from linux" | |
1483 | depends on MIPS_VPE_LOADER | |
1484 | default y | |
1485 | help | |
1486 | The loader can use memory that is present but has been hidden from | |
1487 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1488 | you to ensure the amount you put in the option and the space your | |
1489 | program requires is less or equal to the amount physically present. | |
1490 | ||
1491 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1492 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1493 | bool "Enable support for AP/SP API (RTLX)" |
1494 | depends on MIPS_VPE_LOADER | |
1495 | help | |
e01402b1 | 1496 | |
2600990e RB |
1497 | config MIPS_APSP_KSPD |
1498 | bool "Enable KSPD" | |
1499 | depends on MIPS_VPE_APSP_API | |
1500 | default y | |
1501 | help | |
1502 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1503 | side, actions them and returns the results. It also handles the | |
1504 | "exit" syscall notifying other kernel modules the SP program is | |
1505 | exiting. You probably want to say yes here. | |
1506 | ||
1da177e4 LT |
1507 | config SB1_PASS_1_WORKAROUNDS |
1508 | bool | |
1509 | depends on CPU_SB1_PASS_1 | |
1510 | default y | |
1511 | ||
1512 | config SB1_PASS_2_WORKAROUNDS | |
1513 | bool | |
1514 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1515 | default y | |
1516 | ||
1517 | config SB1_PASS_2_1_WORKAROUNDS | |
1518 | bool | |
1519 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1520 | default y | |
1521 | ||
1522 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1523 | bool |
1da177e4 | 1524 | |
1da177e4 | 1525 | config CPU_HAS_LLSC |
f7062ddb | 1526 | bool |
1da177e4 | 1527 | |
9693a853 FBH |
1528 | config CPU_HAS_SMARTMIPS |
1529 | depends on SYS_SUPPORTS_SMARTMIPS | |
1530 | bool "Support for the SmartMIPS ASE" | |
1531 | help | |
1532 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1533 | increased security at both hardware and software level for | |
1534 | smartcards. Enabling this option will allow proper use of the | |
1535 | SmartMIPS instructions by Linux applications. However a kernel with | |
1536 | this option will not work on a MIPS core without SmartMIPS core. If | |
1537 | you don't know you probably don't have SmartMIPS and should say N | |
1538 | here. | |
1539 | ||
1da177e4 | 1540 | config CPU_HAS_WB |
f7062ddb | 1541 | bool |
e01402b1 | 1542 | |
f41ae0b2 RB |
1543 | # |
1544 | # Vectored interrupt mode is an R2 feature | |
1545 | # | |
e01402b1 | 1546 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1547 | bool |
e01402b1 | 1548 | |
f41ae0b2 RB |
1549 | # |
1550 | # Extended interrupt mode is an R2 feature | |
1551 | # | |
e01402b1 | 1552 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1553 | bool |
e01402b1 | 1554 | |
1da177e4 LT |
1555 | config CPU_HAS_SYNC |
1556 | bool | |
1557 | depends on !CPU_R3000 | |
1558 | default y | |
1559 | ||
ea580401 RB |
1560 | config GENERIC_CLOCKEVENTS_BROADCAST |
1561 | bool | |
1562 | ||
20d60d99 MR |
1563 | # |
1564 | # CPU non-features | |
1565 | # | |
1566 | config CPU_DADDI_WORKAROUNDS | |
1567 | bool | |
1568 | ||
1569 | config CPU_R4000_WORKAROUNDS | |
1570 | bool | |
1571 | select CPU_R4400_WORKAROUNDS | |
1572 | ||
1573 | config CPU_R4400_WORKAROUNDS | |
1574 | bool | |
1575 | ||
797798c1 RB |
1576 | # |
1577 | # Use the generic interrupt handling code in kernel/irq/: | |
1578 | # | |
1579 | config GENERIC_HARDIRQS | |
1580 | bool | |
1581 | default y | |
1582 | ||
1583 | config GENERIC_IRQ_PROBE | |
1584 | bool | |
1585 | default y | |
1586 | ||
0d7012a9 | 1587 | config IRQ_PER_CPU |
0d7012a9 | 1588 | bool |
0d7012a9 | 1589 | |
1da177e4 LT |
1590 | # |
1591 | # - Highmem only makes sense for the 32-bit kernel. | |
1592 | # - The current highmem code will only work properly on physically indexed | |
1593 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1594 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1595 | # moment we protect the user and offer the highmem option only on machines | |
1596 | # where it's known to be safe. This will not offer highmem on a few systems | |
1597 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1598 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1599 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1600 | # know they might have memory configurations that could make use of highmem | |
1601 | # support. | |
1da177e4 LT |
1602 | # |
1603 | config HIGHMEM | |
1604 | bool "High Memory Support" | |
797798c1 RB |
1605 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1606 | ||
1607 | config CPU_SUPPORTS_HIGHMEM | |
1608 | bool | |
1609 | ||
1610 | config SYS_SUPPORTS_HIGHMEM | |
1611 | bool | |
1da177e4 | 1612 | |
9693a853 FBH |
1613 | config SYS_SUPPORTS_SMARTMIPS |
1614 | bool | |
1615 | ||
b4819b59 YY |
1616 | config ARCH_FLATMEM_ENABLE |
1617 | def_bool y | |
1618 | depends on !NUMA | |
1619 | ||
d8cb4e11 RB |
1620 | config ARCH_DISCONTIGMEM_ENABLE |
1621 | bool | |
1622 | default y if SGI_IP27 | |
1623 | help | |
3dde6ad8 | 1624 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1625 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1626 | or have huge holes in the physical address space for other reasons. | |
1627 | See <file:Documentation/vm/numa> for more. | |
1628 | ||
cce335ae RB |
1629 | config ARCH_POPULATES_NODE_MAP |
1630 | def_bool y | |
1631 | ||
31473747 AN |
1632 | config ARCH_SPARSEMEM_ENABLE |
1633 | bool | |
7de58fab | 1634 | select SPARSEMEM_STATIC |
31473747 | 1635 | |
d8cb4e11 RB |
1636 | config NUMA |
1637 | bool "NUMA Support" | |
1638 | depends on SYS_SUPPORTS_NUMA | |
1639 | help | |
1640 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1641 | Access). This option improves performance on systems with more | |
1642 | than two nodes; on two node systems it is generally better to | |
1643 | leave it disabled; on single node systems disable this option | |
1644 | disabled. | |
1645 | ||
1646 | config SYS_SUPPORTS_NUMA | |
1647 | bool | |
1648 | ||
c80d79d7 YG |
1649 | config NODES_SHIFT |
1650 | int | |
1651 | default "6" | |
1652 | depends on NEED_MULTIPLE_NODES | |
1653 | ||
b4819b59 YY |
1654 | source "mm/Kconfig" |
1655 | ||
1da177e4 LT |
1656 | config SMP |
1657 | bool "Multi-Processing support" | |
e73ea273 | 1658 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1659 | select IRQ_PER_CPU |
e73ea273 | 1660 | help |
1da177e4 LT |
1661 | This enables support for systems with more than one CPU. If you have |
1662 | a system with only one CPU, like most personal computers, say N. If | |
1663 | you have a system with more than one CPU, say Y. | |
1664 | ||
1665 | If you say N here, the kernel will run on single and multiprocessor | |
1666 | machines, but will use only one CPU of a multiprocessor machine. If | |
1667 | you say Y here, the kernel will run on many, but not all, | |
1668 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1669 | will run faster if you say N here. | |
1670 | ||
1671 | People using multiprocessor machines who say Y here should also say | |
1672 | Y to "Enhanced Real Time Clock Support", below. | |
1673 | ||
03502faa AB |
1674 | See also the SMP-HOWTO available at |
1675 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1676 | |
1677 | If you don't know what to do here, say N. | |
1678 | ||
87353d8a RB |
1679 | config SMP_UP |
1680 | bool | |
1681 | ||
e73ea273 RB |
1682 | config SYS_SUPPORTS_SMP |
1683 | bool | |
1684 | ||
72ede9b1 AN |
1685 | config NR_CPUS_DEFAULT_1 |
1686 | bool | |
1687 | ||
130e2fb7 RB |
1688 | config NR_CPUS_DEFAULT_2 |
1689 | bool | |
1690 | ||
1691 | config NR_CPUS_DEFAULT_4 | |
1692 | bool | |
1693 | ||
1694 | config NR_CPUS_DEFAULT_8 | |
1695 | bool | |
1696 | ||
1697 | config NR_CPUS_DEFAULT_16 | |
1698 | bool | |
1699 | ||
1700 | config NR_CPUS_DEFAULT_32 | |
1701 | bool | |
1702 | ||
1703 | config NR_CPUS_DEFAULT_64 | |
1704 | bool | |
1705 | ||
1da177e4 LT |
1706 | config NR_CPUS |
1707 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1708 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1709 | depends on SMP |
72ede9b1 | 1710 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1711 | default "2" if NR_CPUS_DEFAULT_2 |
1712 | default "4" if NR_CPUS_DEFAULT_4 | |
1713 | default "8" if NR_CPUS_DEFAULT_8 | |
1714 | default "16" if NR_CPUS_DEFAULT_16 | |
1715 | default "32" if NR_CPUS_DEFAULT_32 | |
1716 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1717 | help |
1718 | This allows you to specify the maximum number of CPUs which this | |
1719 | kernel will support. The maximum supported value is 32 for 32-bit | |
1720 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1721 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1722 | and 2 for all others. | |
1da177e4 LT |
1723 | |
1724 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1725 | approximately eight kilobytes to the kernel image. For best |
1726 | performance should round up your number of processors to the next | |
1727 | power of two. | |
1da177e4 | 1728 | |
39b8d525 RB |
1729 | config MIPS_CMP |
1730 | bool "MIPS CMP framework support" | |
1731 | depends on SMP | |
1732 | select SYNC_R4K | |
1733 | select SYS_SUPPORTS_SCHED_SMT | |
1734 | select WEAK_ORDERING | |
1735 | default n | |
1736 | help | |
1737 | This is a placeholder option for the GCMP work. It will need to | |
1738 | be handled differently... | |
1739 | ||
c4eee283 AN |
1740 | source "kernel/time/Kconfig" |
1741 | ||
1723b4a3 AN |
1742 | # |
1743 | # Timer Interrupt Frequency Configuration | |
1744 | # | |
1745 | ||
1746 | choice | |
1747 | prompt "Timer frequency" | |
1748 | default HZ_250 | |
1749 | help | |
1750 | Allows the configuration of the timer frequency. | |
1751 | ||
1752 | config HZ_48 | |
0f873585 | 1753 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
1754 | |
1755 | config HZ_100 | |
1756 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1757 | ||
1758 | config HZ_128 | |
1759 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1760 | ||
1761 | config HZ_250 | |
1762 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1763 | ||
1764 | config HZ_256 | |
1765 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1766 | ||
1767 | config HZ_1000 | |
1768 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1769 | ||
1770 | config HZ_1024 | |
1771 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1772 | ||
1773 | endchoice | |
1774 | ||
1775 | config SYS_SUPPORTS_48HZ | |
1776 | bool | |
1777 | ||
1778 | config SYS_SUPPORTS_100HZ | |
1779 | bool | |
1780 | ||
1781 | config SYS_SUPPORTS_128HZ | |
1782 | bool | |
1783 | ||
1784 | config SYS_SUPPORTS_250HZ | |
1785 | bool | |
1786 | ||
1787 | config SYS_SUPPORTS_256HZ | |
1788 | bool | |
1789 | ||
1790 | config SYS_SUPPORTS_1000HZ | |
1791 | bool | |
1792 | ||
1793 | config SYS_SUPPORTS_1024HZ | |
1794 | bool | |
1795 | ||
1796 | config SYS_SUPPORTS_ARBIT_HZ | |
1797 | bool | |
1798 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1799 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1800 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1801 | !SYS_SUPPORTS_1024HZ | |
1802 | ||
1803 | config HZ | |
1804 | int | |
1805 | default 48 if HZ_48 | |
1806 | default 100 if HZ_100 | |
1807 | default 128 if HZ_128 | |
1808 | default 250 if HZ_250 | |
1809 | default 256 if HZ_256 | |
1810 | default 1000 if HZ_1000 | |
1811 | default 1024 if HZ_1024 | |
1812 | ||
e80de850 | 1813 | source "kernel/Kconfig.preempt" |
1da177e4 | 1814 | |
1da177e4 LT |
1815 | config MIPS_INSANE_LARGE |
1816 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1817 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1818 | help |
1819 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1820 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1821 | need processes of more than 1TB virtual address space, say Y here. | |
1822 | This will result in additional memory usage, so it is not | |
1823 | recommended for normal users. | |
1824 | ||
ea6e942b AN |
1825 | config KEXEC |
1826 | bool "Kexec system call (EXPERIMENTAL)" | |
1827 | depends on EXPERIMENTAL | |
1828 | help | |
1829 | kexec is a system call that implements the ability to shutdown your | |
1830 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1831 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1832 | you can start any kernel with it, not just Linux. |
1833 | ||
01dd2fbf | 1834 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1835 | |
1836 | It is an ongoing process to be certain the hardware in a machine | |
1837 | is properly shutdown, so do not be surprised if this code does not | |
1838 | initially work for you. It may help to enable device hotplugging | |
1839 | support. As of this writing the exact hardware interface is | |
1840 | strongly in flux, so no good recommendation can be made. | |
1841 | ||
1842 | config SECCOMP | |
1843 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1844 | depends on PROC_FS |
ea6e942b AN |
1845 | default y |
1846 | help | |
1847 | This kernel feature is useful for number crunching applications | |
1848 | that may need to compute untrusted bytecode during their | |
1849 | execution. By using pipes or other transports made available to | |
1850 | the process as file descriptors supporting the read/write | |
1851 | syscalls, it's possible to isolate those applications in | |
1852 | their own address space using seccomp. Once seccomp is | |
1853 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1854 | and the task is only allowed to execute a few safe syscalls | |
1855 | defined by each seccomp mode. | |
1856 | ||
1857 | If unsure, say Y. Only embedded should say N here. | |
1858 | ||
5e83d430 RB |
1859 | endmenu |
1860 | ||
1da177e4 LT |
1861 | config RWSEM_GENERIC_SPINLOCK |
1862 | bool | |
1863 | default y | |
1864 | ||
1df0f0ff AN |
1865 | config LOCKDEP_SUPPORT |
1866 | bool | |
1867 | default y | |
1868 | ||
1869 | config STACKTRACE_SUPPORT | |
1870 | bool | |
1871 | default y | |
1872 | ||
b6c3539b RB |
1873 | source "init/Kconfig" |
1874 | ||
1da177e4 LT |
1875 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1876 | ||
5e83d430 RB |
1877 | config HW_HAS_EISA |
1878 | bool | |
1da177e4 LT |
1879 | config HW_HAS_PCI |
1880 | bool | |
1881 | ||
1882 | config PCI | |
1883 | bool "Support for PCI controller" | |
1884 | depends on HW_HAS_PCI | |
abb4ae46 | 1885 | select PCI_DOMAINS |
1da177e4 LT |
1886 | help |
1887 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1888 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1889 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1890 | say Y, otherwise N. | |
1891 | ||
1da177e4 LT |
1892 | config PCI_DOMAINS |
1893 | bool | |
1da177e4 LT |
1894 | |
1895 | source "drivers/pci/Kconfig" | |
1896 | ||
1897 | # | |
1898 | # ISA support is now enabled via select. Too many systems still have the one | |
1899 | # or other ISA chip on the board that users don't know about so don't expect | |
1900 | # users to choose the right thing ... | |
1901 | # | |
1902 | config ISA | |
1903 | bool | |
1904 | ||
1905 | config EISA | |
1906 | bool "EISA support" | |
5e83d430 | 1907 | depends on HW_HAS_EISA |
1da177e4 | 1908 | select ISA |
aa414dff | 1909 | select GENERIC_ISA_DMA |
1da177e4 LT |
1910 | ---help--- |
1911 | The Extended Industry Standard Architecture (EISA) bus was | |
1912 | developed as an open alternative to the IBM MicroChannel bus. | |
1913 | ||
1914 | The EISA bus provided some of the features of the IBM MicroChannel | |
1915 | bus while maintaining backward compatibility with cards made for | |
1916 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
1917 | 1995 when it was made obsolete by the PCI bus. | |
1918 | ||
1919 | Say Y here if you are building a kernel for an EISA-based machine. | |
1920 | ||
1921 | Otherwise, say N. | |
1922 | ||
1923 | source "drivers/eisa/Kconfig" | |
1924 | ||
1925 | config TC | |
1926 | bool "TURBOchannel support" | |
1927 | depends on MACH_DECSTATION | |
1928 | help | |
1929 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
1930 | processors. Documentation on writing device drivers for TurboChannel | |
1931 | is available at: | |
1932 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
1933 | ||
1934 | #config ACCESSBUS | |
1935 | # bool "Access.Bus support" | |
1936 | # depends on TC | |
1937 | ||
1938 | config MMU | |
1939 | bool | |
1940 | default y | |
1941 | ||
d865bea4 RB |
1942 | config I8253 |
1943 | bool | |
1944 | ||
cce335ae RB |
1945 | config ZONE_DMA32 |
1946 | bool | |
1947 | ||
1da177e4 LT |
1948 | source "drivers/pcmcia/Kconfig" |
1949 | ||
1950 | source "drivers/pci/hotplug/Kconfig" | |
1951 | ||
1952 | endmenu | |
1953 | ||
1954 | menu "Executable file formats" | |
1955 | ||
1956 | source "fs/Kconfig.binfmt" | |
1957 | ||
1958 | config TRAD_SIGNALS | |
1959 | bool | |
1da177e4 | 1960 | |
1da177e4 LT |
1961 | config MIPS32_COMPAT |
1962 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 1963 | depends on 64BIT |
1da177e4 LT |
1964 | help |
1965 | Select this option if you want Linux/MIPS 32-bit binary | |
1966 | compatibility. Since all software available for Linux/MIPS is | |
1967 | currently 32-bit you should say Y here. | |
1968 | ||
1969 | config COMPAT | |
1970 | bool | |
1971 | depends on MIPS32_COMPAT | |
1972 | default y | |
1973 | ||
05e43966 AN |
1974 | config SYSVIPC_COMPAT |
1975 | bool | |
1976 | depends on COMPAT && SYSVIPC | |
1977 | default y | |
1978 | ||
1da177e4 LT |
1979 | config MIPS32_O32 |
1980 | bool "Kernel support for o32 binaries" | |
1981 | depends on MIPS32_COMPAT | |
1982 | help | |
1983 | Select this option if you want to run o32 binaries. These are pure | |
1984 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
1985 | existing binaries are in this format. | |
1986 | ||
1987 | If unsure, say Y. | |
1988 | ||
1989 | config MIPS32_N32 | |
1990 | bool "Kernel support for n32 binaries" | |
1991 | depends on MIPS32_COMPAT | |
1992 | help | |
1993 | Select this option if you want to run n32 binaries. These are | |
1994 | 64-bit binaries using 32-bit quantities for addressing and certain | |
1995 | data that would normally be 64-bit. They are used in special | |
1996 | cases. | |
1997 | ||
1998 | If unsure, say N. | |
1999 | ||
2000 | config BINFMT_ELF32 | |
2001 | bool | |
2002 | default y if MIPS32_O32 || MIPS32_N32 | |
2003 | ||
2116245e RB |
2004 | endmenu |
2005 | ||
2006 | menu "Power management options" | |
2007 | ||
f4cb5700 JB |
2008 | config ARCH_SUSPEND_POSSIBLE |
2009 | def_bool y | |
2010 | depends on !SMP | |
2011 | ||
2116245e | 2012 | source "kernel/power/Kconfig" |
952fa954 | 2013 | |
1da177e4 LT |
2014 | endmenu |
2015 | ||
d5950b43 SR |
2016 | source "net/Kconfig" |
2017 | ||
1da177e4 LT |
2018 | source "drivers/Kconfig" |
2019 | ||
2020 | source "fs/Kconfig" | |
2021 | ||
2022 | source "arch/mips/Kconfig.debug" | |
2023 | ||
2024 | source "security/Kconfig" | |
2025 | ||
2026 | source "crypto/Kconfig" | |
2027 | ||
2028 | source "lib/Kconfig" |