Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
42d4b839 | 4 | select HAVE_OPROFILE |
1da177e4 LT |
5 | # Horrible source of confusion. Die, die, die ... |
6 | select EMBEDDED | |
90b02340 | 7 | select RTC_LIB |
1da177e4 | 8 | |
875d43e7 RB |
9 | mainmenu "Linux/MIPS Kernel Configuration" |
10 | ||
1da177e4 LT |
11 | menu "Machine selection" |
12 | ||
5ac6da66 CL |
13 | config ZONE_DMA |
14 | bool | |
5ac6da66 | 15 | |
5e83d430 RB |
16 | choice |
17 | prompt "System type" | |
18 | default SGI_IP22 | |
1da177e4 | 19 | |
c3543e25 YY |
20 | config MACH_ALCHEMY |
21 | bool "Alchemy processor based machines" | |
1da177e4 | 22 | |
35189fad | 23 | config BASLER_EXCITE |
be91589e | 24 | bool "Basler eXcite smart camera" |
42f77542 | 25 | select CEVT_R4K |
940f6b48 | 26 | select CSRC_R4K |
35189fad RB |
27 | select DMA_COHERENT |
28 | select HW_HAS_PCI | |
29 | select IRQ_CPU | |
30 | select IRQ_CPU_RM7K | |
31 | select IRQ_CPU_RM9K | |
663c3d90 | 32 | select MIPS_RM9122 |
35189fad RB |
33 | select SYS_HAS_CPU_RM9000 |
34 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad | 35 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 36 | select SYS_SUPPORTS_KGDB |
35189fad RB |
37 | help |
38 | The eXcite is a smart camera platform manufactured by | |
be91589e | 39 | Basler Vision Technologies AG. |
35189fad | 40 | |
1c0c13eb AJ |
41 | config BCM47XX |
42 | bool "BCM47XX based boards" | |
42f77542 | 43 | select CEVT_R4K |
940f6b48 | 44 | select CSRC_R4K |
1c0c13eb AJ |
45 | select DMA_NONCOHERENT |
46 | select HW_HAS_PCI | |
47 | select IRQ_CPU | |
48 | select SYS_HAS_CPU_MIPS32_R1 | |
49 | select SYS_SUPPORTS_32BIT_KERNEL | |
50 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
51 | select SSB | |
52 | select SSB_DRIVER_MIPS | |
2f02c15a AJ |
53 | select SSB_DRIVER_EXTIF |
54 | select SSB_PCICORE_HOSTMODE if PCI | |
1c0c13eb | 55 | select GENERIC_GPIO |
25e5fb97 AJ |
56 | select SYS_HAS_EARLY_PRINTK |
57 | select CFE | |
1c0c13eb AJ |
58 | help |
59 | Support for BCM47XX based boards | |
60 | ||
1da177e4 | 61 | config MIPS_COBALT |
3fa986fa | 62 | bool "Cobalt Server" |
42f77542 | 63 | select CEVT_R4K |
940f6b48 | 64 | select CSRC_R4K |
1097c6ac | 65 | select CEVT_GT641XX |
1da177e4 LT |
66 | select DMA_NONCOHERENT |
67 | select HW_HAS_PCI | |
d865bea4 | 68 | select I8253 |
1da177e4 LT |
69 | select I8259 |
70 | select IRQ_CPU | |
d5ab1a69 | 71 | select IRQ_GT641XX |
252161ec | 72 | select PCI_GT64XXX_PCI0 |
7cf8053b | 73 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 74 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 75 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 76 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 77 | select SYS_SUPPORTS_LITTLE_ENDIAN |
9fd32cfb | 78 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
79 | |
80 | config MACH_DECSTATION | |
3fa986fa | 81 | bool "DECstations" |
1da177e4 | 82 | select BOOT_ELF32 |
42f77542 | 83 | select CEVT_R4K |
940f6b48 | 84 | select CSRC_R4K |
20d60d99 MR |
85 | select CPU_DADDI_WORKAROUNDS if 64BIT |
86 | select CPU_R4000_WORKAROUNDS if 64BIT | |
87 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 88 | select DMA_NONCOHERENT |
d388d685 | 89 | select NO_IOPORT |
1da177e4 | 90 | select IRQ_CPU |
7cf8053b RB |
91 | select SYS_HAS_CPU_R3000 |
92 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
93 | select SYS_SUPPORTS_32BIT_KERNEL |
94 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 95 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
96 | select SYS_SUPPORTS_128HZ |
97 | select SYS_SUPPORTS_256HZ | |
98 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 99 | help |
1da177e4 LT |
100 | This enables support for DEC's MIPS based workstations. For details |
101 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
102 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
103 | ||
104 | If you have one of the following DECstation Models you definitely | |
105 | want to choose R4xx0 for the CPU Type: | |
106 | ||
9308816c RB |
107 | DECstation 5000/50 |
108 | DECstation 5000/150 | |
109 | DECstation 5000/260 | |
110 | DECsystem 5900/260 | |
1da177e4 LT |
111 | |
112 | otherwise choose R3000. | |
113 | ||
5e83d430 | 114 | config MACH_JAZZ |
3fa986fa | 115 | bool "Jazz family of machines" |
5e83d430 RB |
116 | select ARC |
117 | select ARC32 | |
118 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 119 | select CEVT_R4K |
940f6b48 | 120 | select CSRC_R4K |
e2defae5 | 121 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 122 | select GENERIC_ISA_DMA |
ea202c63 | 123 | select IRQ_CPU |
d865bea4 | 124 | select I8253 |
5e83d430 RB |
125 | select I8259 |
126 | select ISA | |
7cf8053b | 127 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
128 | select SYS_SUPPORTS_32BIT_KERNEL |
129 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 130 | select SYS_SUPPORTS_100HZ |
9fd32cfb | 131 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 132 | help |
5e83d430 RB |
133 | This a family of machines based on the MIPS R4030 chipset which was |
134 | used by several vendors to build RISC/os and Windows NT workstations. | |
135 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and | |
136 | Olivetti M700-10 workstations. | |
137 | ||
1f21d2bd BM |
138 | config LASAT |
139 | bool "LASAT Networks platforms" | |
42f77542 | 140 | select CEVT_R4K |
940f6b48 | 141 | select CSRC_R4K |
1f21d2bd BM |
142 | select DMA_NONCOHERENT |
143 | select SYS_HAS_EARLY_PRINTK | |
144 | select HW_HAS_PCI | |
a5ccfe5c | 145 | select IRQ_CPU |
1f21d2bd BM |
146 | select PCI_GT64XXX_PCI0 |
147 | select MIPS_NILE4 | |
148 | select R5000_CPU_SCACHE | |
149 | select SYS_HAS_CPU_R5000 | |
150 | select SYS_SUPPORTS_32BIT_KERNEL | |
151 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
152 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
153 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
154 | ||
ade299d8 YY |
155 | config LEMOTE_FULONG |
156 | bool "Lemote Fulong mini-PC" | |
157 | select ARCH_SPARSEMEM_ENABLE | |
42f77542 | 158 | select CEVT_R4K |
940f6b48 | 159 | select CSRC_R4K |
ade299d8 YY |
160 | select SYS_HAS_CPU_LOONGSON2 |
161 | select DMA_NONCOHERENT | |
162 | select BOOT_ELF32 | |
163 | select BOARD_SCACHE | |
164 | select HAVE_STD_PC_SERIAL_PORT | |
165 | select HW_HAS_PCI | |
166 | select I8259 | |
167 | select ISA | |
168 | select IRQ_CPU | |
169 | select SYS_SUPPORTS_32BIT_KERNEL | |
170 | select SYS_SUPPORTS_64BIT_KERNEL | |
171 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
172 | select SYS_SUPPORTS_HIGHMEM | |
173 | select SYS_HAS_EARLY_PRINTK | |
174 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
23dd6d35 | 175 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
ade299d8 YY |
176 | select CPU_HAS_WB |
177 | help | |
178 | Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and | |
179 | an FPGA northbridge | |
180 | ||
1da177e4 | 181 | config MIPS_ATLAS |
3fa986fa | 182 | bool "MIPS Atlas board" |
1da177e4 | 183 | select BOOT_ELF32 |
fa71c960 | 184 | select BOOT_RAW |
42f77542 | 185 | select CEVT_R4K |
940f6b48 | 186 | select CSRC_R4K |
1da177e4 | 187 | select DMA_NONCOHERENT |
36a88530 | 188 | select SYS_HAS_EARLY_PRINTK |
5e83d430 | 189 | select IRQ_CPU |
1da177e4 | 190 | select HW_HAS_PCI |
5e83d430 RB |
191 | select MIPS_BOARDS_GEN |
192 | select MIPS_BONITO64 | |
252161ec | 193 | select PCI_GT64XXX_PCI0 |
5e83d430 | 194 | select MIPS_MSC |
f4b7cdb4 | 195 | select RM7000_CPU_SCACHE |
1da177e4 | 196 | select SWAP_IO_SPACE |
7cf8053b RB |
197 | select SYS_HAS_CPU_MIPS32_R1 |
198 | select SYS_HAS_CPU_MIPS32_R2 | |
199 | select SYS_HAS_CPU_MIPS64_R1 | |
200 | select SYS_HAS_CPU_NEVADA | |
201 | select SYS_HAS_CPU_RM7000 | |
ed5ba2fb YY |
202 | select SYS_SUPPORTS_32BIT_KERNEL |
203 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
204 | select SYS_SUPPORTS_BIG_ENDIAN |
205 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f41ae0b2 | 206 | select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL |
9693a853 | 207 | select SYS_SUPPORTS_SMARTMIPS |
e77c232c | 208 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 209 | help |
f638d197 | 210 | This enables support for the MIPS Technologies Atlas evaluation |
1da177e4 LT |
211 | board. |
212 | ||
213 | config MIPS_MALTA | |
3fa986fa | 214 | bool "MIPS Malta board" |
61ed242d | 215 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 216 | select BOOT_ELF32 |
fa71c960 | 217 | select BOOT_RAW |
42f77542 | 218 | select CEVT_R4K |
940f6b48 | 219 | select CSRC_R4K |
1da177e4 LT |
220 | select DMA_NONCOHERENT |
221 | select GENERIC_ISA_DMA | |
aa414dff | 222 | select IRQ_CPU |
1da177e4 | 223 | select HW_HAS_PCI |
d865bea4 | 224 | select I8253 |
1da177e4 | 225 | select I8259 |
5e83d430 RB |
226 | select MIPS_BOARDS_GEN |
227 | select MIPS_BONITO64 | |
9318c51a | 228 | select MIPS_CPU_SCACHE |
252161ec | 229 | select PCI_GT64XXX_PCI0 |
5e83d430 | 230 | select MIPS_MSC |
1da177e4 | 231 | select SWAP_IO_SPACE |
7cf8053b RB |
232 | select SYS_HAS_CPU_MIPS32_R1 |
233 | select SYS_HAS_CPU_MIPS32_R2 | |
234 | select SYS_HAS_CPU_MIPS64_R1 | |
235 | select SYS_HAS_CPU_NEVADA | |
236 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 237 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
238 | select SYS_SUPPORTS_32BIT_KERNEL |
239 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
240 | select SYS_SUPPORTS_BIG_ENDIAN |
241 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f41ae0b2 | 242 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 243 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 244 | help |
f638d197 | 245 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
246 | board. |
247 | ||
248 | config MIPS_SEAD | |
d98cc84d | 249 | bool "MIPS SEAD board" |
42f77542 | 250 | select CEVT_R4K |
940f6b48 | 251 | select CSRC_R4K |
1da177e4 LT |
252 | select IRQ_CPU |
253 | select DMA_NONCOHERENT | |
36a88530 | 254 | select SYS_HAS_EARLY_PRINTK |
5e83d430 | 255 | select MIPS_BOARDS_GEN |
7cf8053b RB |
256 | select SYS_HAS_CPU_MIPS32_R1 |
257 | select SYS_HAS_CPU_MIPS32_R2 | |
258 | select SYS_HAS_CPU_MIPS64_R1 | |
ed5ba2fb | 259 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
260 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
261 | select SYS_SUPPORTS_BIG_ENDIAN | |
262 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
9693a853 | 263 | select SYS_SUPPORTS_SMARTMIPS |
f638d197 MR |
264 | help |
265 | This enables support for the MIPS Technologies SEAD evaluation | |
266 | board. | |
1da177e4 | 267 | |
5e83d430 | 268 | config MIPS_SIM |
3fa986fa | 269 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 270 | select CEVT_R4K |
940f6b48 | 271 | select CSRC_R4K |
1da177e4 | 272 | select DMA_NONCOHERENT |
36a88530 | 273 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 274 | select IRQ_CPU |
9267a30d | 275 | select BOOT_RAW |
7cf8053b RB |
276 | select SYS_HAS_CPU_MIPS32_R1 |
277 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 278 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 279 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 280 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 281 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 282 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 283 | help |
5e83d430 RB |
284 | This option enables support for MIPS Technologies MIPSsim software |
285 | emulator. | |
1da177e4 | 286 | |
ade299d8 YY |
287 | config MARKEINS |
288 | bool "NEC EMMA2RH Mark-eins" | |
42f77542 | 289 | select CEVT_R4K |
940f6b48 | 290 | select CSRC_R4K |
ade299d8 YY |
291 | select DMA_NONCOHERENT |
292 | select HW_HAS_PCI | |
293 | select IRQ_CPU | |
294 | select SWAP_IO_SPACE | |
295 | select SYS_SUPPORTS_32BIT_KERNEL | |
296 | select SYS_SUPPORTS_BIG_ENDIAN | |
297 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
298 | select SYS_HAS_CPU_R5000 | |
299 | help | |
300 | This enables support for the R5432-based NEC Mark-eins | |
301 | boards with R5500 CPU. | |
302 | ||
5e83d430 | 303 | config MACH_VR41XX |
74142d65 | 304 | bool "NEC VR4100 series based machines" |
42f77542 | 305 | select CEVT_R4K |
940f6b48 | 306 | select CSRC_R4K |
7cf8053b | 307 | select SYS_HAS_CPU_VR41XX |
9fd32cfb | 308 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 309 | |
ade299d8 YY |
310 | config PNX8550_JBS |
311 | bool "Philips PNX8550 based JBS board" | |
312 | select PNX8550 | |
313 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
314 | ||
315 | config PNX8550_STB810 | |
316 | bool "Philips PNX8550 based STB810 board" | |
317 | select PNX8550 | |
318 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
319 | ||
9267a30d MSJ |
320 | config PMC_MSP |
321 | bool "PMC-Sierra MSP chipsets" | |
322 | depends on EXPERIMENTAL | |
323 | select DMA_NONCOHERENT | |
324 | select SWAP_IO_SPACE | |
325 | select NO_EXCEPT_FILL | |
326 | select BOOT_RAW | |
327 | select SYS_HAS_CPU_MIPS32_R1 | |
328 | select SYS_HAS_CPU_MIPS32_R2 | |
329 | select SYS_SUPPORTS_32BIT_KERNEL | |
330 | select SYS_SUPPORTS_BIG_ENDIAN | |
331 | select SYS_SUPPORTS_KGDB | |
332 | select IRQ_CPU | |
333 | select SERIAL_8250 | |
334 | select SERIAL_8250_CONSOLE | |
335 | help | |
336 | This adds support for the PMC-Sierra family of Multi-Service | |
337 | Processor System-On-A-Chips. These parts include a number | |
338 | of integrated peripherals, interfaces and DSPs in addition to | |
339 | a variety of MIPS cores. | |
340 | ||
5e83d430 | 341 | config PMC_YOSEMITE |
3fa986fa | 342 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 343 | select CEVT_R4K |
940f6b48 | 344 | select CSRC_R4K |
5e83d430 RB |
345 | select DMA_COHERENT |
346 | select HW_HAS_PCI | |
347 | select IRQ_CPU | |
348 | select IRQ_CPU_RM7K | |
349 | select IRQ_CPU_RM9K | |
350 | select SWAP_IO_SPACE | |
7cf8053b | 351 | select SYS_HAS_CPU_RM9000 |
36a88530 | 352 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
353 | select SYS_SUPPORTS_32BIT_KERNEL |
354 | select SYS_SUPPORTS_64BIT_KERNEL | |
355 | select SYS_SUPPORTS_BIG_ENDIAN | |
356 | select SYS_SUPPORTS_HIGHMEM | |
cc801077 | 357 | select SYS_SUPPORTS_KGDB |
e73ea273 | 358 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
359 | help |
360 | Yosemite is an evaluation board for the RM9000x2 processor | |
361 | manufactured by PMC-Sierra. | |
1da177e4 | 362 | |
1da177e4 | 363 | config SGI_IP22 |
3fa986fa | 364 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
365 | select ARC |
366 | select ARC32 | |
367 | select BOOT_ELF32 | |
42f77542 | 368 | select CEVT_R4K |
940f6b48 | 369 | select CSRC_R4K |
e2defae5 | 370 | select DEFAULT_SGI_PARTITION |
1da177e4 | 371 | select DMA_NONCOHERENT |
5e83d430 | 372 | select HW_HAS_EISA |
d865bea4 | 373 | select I8253 |
68de4803 | 374 | select I8259 |
1da177e4 LT |
375 | select IP22_CPU_SCACHE |
376 | select IRQ_CPU | |
aa414dff | 377 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
378 | select SGI_HAS_DS1286 |
379 | select SGI_HAS_I8042 | |
380 | select SGI_HAS_INDYDOG | |
381 | select SGI_HAS_SEEQ | |
382 | select SGI_HAS_WD93 | |
383 | select SGI_HAS_ZILOG | |
1da177e4 | 384 | select SWAP_IO_SPACE |
7cf8053b RB |
385 | select SYS_HAS_CPU_R4X00 |
386 | select SYS_HAS_CPU_R5000 | |
36a88530 | 387 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
388 | select SYS_SUPPORTS_32BIT_KERNEL |
389 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 390 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
391 | help |
392 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
393 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
394 | that runs on these, say Y here. | |
395 | ||
396 | config SGI_IP27 | |
3fa986fa | 397 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
398 | select ARC |
399 | select ARC64 | |
5e83d430 | 400 | select BOOT_ELF64 |
e2defae5 | 401 | select DEFAULT_SGI_PARTITION |
1da177e4 | 402 | select DMA_IP27 |
36a88530 | 403 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 404 | select HW_HAS_PCI |
130e2fb7 | 405 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 406 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 407 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 408 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 409 | select SYS_SUPPORTS_KGDB |
d8cb4e11 | 410 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 411 | select SYS_SUPPORTS_SMP |
e77c232c | 412 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
413 | help |
414 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
415 | workstations. To compile a Linux kernel that runs on these, say Y | |
416 | here. | |
417 | ||
e2defae5 TB |
418 | config SGI_IP28 |
419 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
420 | depends on EXPERIMENTAL | |
421 | select ARC | |
422 | select ARC64 | |
423 | select BOOT_ELF64 | |
424 | select CEVT_R4K | |
425 | select CSRC_R4K | |
426 | select DEFAULT_SGI_PARTITION | |
427 | select DMA_NONCOHERENT | |
428 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
429 | select IRQ_CPU | |
430 | select HW_HAS_EISA | |
431 | select I8253 | |
432 | select I8259 | |
433 | select SGI_HAS_DS1286 | |
434 | select SGI_HAS_I8042 | |
435 | select SGI_HAS_INDYDOG | |
436 | select SGI_HAS_SEEQ | |
437 | select SGI_HAS_WD93 | |
438 | select SGI_HAS_ZILOG | |
439 | select SWAP_IO_SPACE | |
440 | select SYS_HAS_CPU_R10000 | |
441 | select SYS_HAS_EARLY_PRINTK | |
442 | select SYS_SUPPORTS_64BIT_KERNEL | |
443 | select SYS_SUPPORTS_BIG_ENDIAN | |
444 | help | |
445 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
446 | kernel that runs on these, say Y here. | |
447 | ||
1da177e4 | 448 | config SGI_IP32 |
cfd2afc0 | 449 | bool "SGI IP32 (O2)" |
1da177e4 LT |
450 | select ARC |
451 | select ARC32 | |
452 | select BOOT_ELF32 | |
42f77542 | 453 | select CEVT_R4K |
940f6b48 | 454 | select CSRC_R4K |
1da177e4 LT |
455 | select DMA_NONCOHERENT |
456 | select HW_HAS_PCI | |
dd67b155 | 457 | select IRQ_CPU |
1da177e4 LT |
458 | select R5000_CPU_SCACHE |
459 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
460 | select SYS_HAS_CPU_R5000 |
461 | select SYS_HAS_CPU_R10000 if BROKEN | |
462 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 463 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 464 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 465 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 466 | help |
5e83d430 | 467 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 468 | |
ade299d8 YY |
469 | config SIBYTE_CRHINE |
470 | bool "Sibyte BCM91120C-CRhine" | |
471 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
472 | select BOOT_ELF32 |
473 | select DMA_COHERENT | |
ade299d8 | 474 | select SIBYTE_BCM1120 |
9a6dcea1 | 475 | select SWAP_IO_SPACE |
7cf8053b | 476 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
477 | select SYS_SUPPORTS_BIG_ENDIAN |
478 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
479 | ||
ade299d8 YY |
480 | config SIBYTE_CARMEL |
481 | bool "Sibyte BCM91120x-Carmel" | |
482 | depends on EXPERIMENTAL | |
5e83d430 | 483 | select BOOT_ELF32 |
1da177e4 | 484 | select DMA_COHERENT |
ade299d8 | 485 | select SIBYTE_BCM1120 |
5e83d430 | 486 | select SWAP_IO_SPACE |
7cf8053b | 487 | select SYS_HAS_CPU_SB1 |
81731f79 | 488 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 489 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 490 | |
ade299d8 YY |
491 | config SIBYTE_CRHONE |
492 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
493 | depends on EXPERIMENTAL |
494 | select BOOT_ELF32 | |
495 | select DMA_COHERENT | |
ade299d8 | 496 | select SIBYTE_BCM1125 |
5e83d430 | 497 | select SWAP_IO_SPACE |
7cf8053b | 498 | select SYS_HAS_CPU_SB1 |
5e83d430 | 499 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 500 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 501 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 502 | |
5e83d430 | 503 | config SIBYTE_RHONE |
3fa986fa | 504 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
505 | depends on EXPERIMENTAL |
506 | select BOOT_ELF32 | |
507 | select DMA_COHERENT | |
508 | select SIBYTE_BCM1125H | |
509 | select SWAP_IO_SPACE | |
7cf8053b | 510 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
511 | select SYS_SUPPORTS_BIG_ENDIAN |
512 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 513 | |
ade299d8 YY |
514 | config SIBYTE_SWARM |
515 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 516 | select BOOT_ELF32 |
26a940e2 | 517 | select DMA_COHERENT |
ade299d8 YY |
518 | select NR_CPUS_DEFAULT_2 |
519 | select SIBYTE_SB1250 | |
5e83d430 | 520 | select SWAP_IO_SPACE |
7cf8053b | 521 | select SYS_HAS_CPU_SB1 |
5e83d430 | 522 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 YY |
523 | select SYS_SUPPORTS_HIGHMEM |
524 | select SYS_SUPPORTS_KGDB | |
e3ad1c23 | 525 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 526 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 527 | |
ade299d8 YY |
528 | config SIBYTE_LITTLESUR |
529 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
530 | depends on EXPERIMENTAL |
531 | select BOOT_ELF32 | |
532 | select DMA_COHERENT | |
130e2fb7 | 533 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
534 | select SIBYTE_SB1250 |
535 | select SWAP_IO_SPACE | |
7cf8053b | 536 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
537 | select SYS_SUPPORTS_BIG_ENDIAN |
538 | select SYS_SUPPORTS_HIGHMEM | |
539 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 540 | |
ade299d8 YY |
541 | config SIBYTE_SENTOSA |
542 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
543 | depends on EXPERIMENTAL |
544 | select BOOT_ELF32 | |
545 | select DMA_COHERENT | |
130e2fb7 | 546 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
547 | select SIBYTE_SB1250 |
548 | select SWAP_IO_SPACE | |
7cf8053b | 549 | select SYS_HAS_CPU_SB1 |
5e83d430 | 550 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 551 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 552 | |
ade299d8 YY |
553 | config SIBYTE_BIGSUR |
554 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
555 | select BOOT_ELF32 |
556 | select DMA_COHERENT | |
ade299d8 | 557 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 558 | select SIBYTE_BCM1x80 |
5e83d430 | 559 | select SWAP_IO_SPACE |
7cf8053b | 560 | select SYS_HAS_CPU_SB1 |
5e83d430 | 561 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 562 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 563 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 564 | select ZONE_DMA32 if 64BIT |
1da177e4 | 565 | |
14b36af4 TB |
566 | config SNI_RM |
567 | bool "SNI RM200/300/400" | |
4a0312fc TB |
568 | select ARC if CPU_LITTLE_ENDIAN |
569 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 570 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 571 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 572 | select BOOT_ELF32 |
42f77542 | 573 | select CEVT_R4K |
940f6b48 | 574 | select CSRC_R4K |
e2defae5 | 575 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
576 | select DMA_NONCOHERENT |
577 | select GENERIC_ISA_DMA | |
5e83d430 | 578 | select HW_HAS_EISA |
1da177e4 | 579 | select HW_HAS_PCI |
c066a32a | 580 | select IRQ_CPU |
d865bea4 | 581 | select I8253 |
1da177e4 LT |
582 | select I8259 |
583 | select ISA | |
4a0312fc | 584 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 585 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 586 | select SYS_HAS_CPU_R5000 |
c066a32a | 587 | select SYS_HAS_CPU_R10000 |
4a0312fc | 588 | select R5000_CPU_SCACHE |
36a88530 | 589 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
590 | select SYS_SUPPORTS_32BIT_KERNEL |
591 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 592 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 593 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 594 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 595 | help |
14b36af4 TB |
596 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
597 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
598 | Technology and now in turn merged with Fujitsu. Say Y here to |
599 | support this machine type. | |
600 | ||
5e83d430 | 601 | config TOSHIBA_JMR3927 |
3fa986fa | 602 | bool "Toshiba JMR-TX3927 board" |
229f773e | 603 | select CEVT_TXX9 |
5e83d430 RB |
604 | select DMA_NONCOHERENT |
605 | select HW_HAS_PCI | |
606 | select MIPS_TX3927 | |
c87abd75 | 607 | select IRQ_TXX9 |
5e83d430 | 608 | select SWAP_IO_SPACE |
7cf8053b | 609 | select SYS_HAS_CPU_TX39XX |
5e83d430 | 610 | select SYS_SUPPORTS_32BIT_KERNEL |
6a2603a2 | 611 | select SYS_SUPPORTS_LITTLE_ENDIAN |
5e83d430 | 612 | select SYS_SUPPORTS_BIG_ENDIAN |
2127435e | 613 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 614 | |
1da177e4 | 615 | config TOSHIBA_RBTX4927 |
08a91283 | 616 | bool "Toshiba RBTX49[23]7 board" |
42f77542 | 617 | select CEVT_R4K |
940f6b48 | 618 | select CSRC_R4K |
229f773e | 619 | select CEVT_TXX9 |
1da177e4 LT |
620 | select DMA_NONCOHERENT |
621 | select HAS_TXX9_SERIAL | |
622 | select HW_HAS_PCI | |
c87abd75 AN |
623 | select IRQ_CPU |
624 | select IRQ_TXX9 | |
625 | select I8259 if TOSHIBA_FPCIB0 | |
1da177e4 | 626 | select SWAP_IO_SPACE |
7cf8053b | 627 | select SYS_HAS_CPU_TX49XX |
ed5ba2fb YY |
628 | select SYS_SUPPORTS_32BIT_KERNEL |
629 | select SYS_SUPPORTS_64BIT_KERNEL | |
6a2603a2 | 630 | select SYS_SUPPORTS_LITTLE_ENDIAN |
5e83d430 | 631 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 632 | select SYS_SUPPORTS_KGDB |
9fd32cfb | 633 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
634 | help |
635 | This Toshiba board is based on the TX4927 processor. Say Y here to | |
636 | support this machine type | |
637 | ||
5e83d430 | 638 | config TOSHIBA_RBTX4938 |
3fa986fa | 639 | bool "Toshiba RBTX4938 board" |
42f77542 | 640 | select CEVT_R4K |
940f6b48 | 641 | select CSRC_R4K |
229f773e | 642 | select CEVT_TXX9 |
5e83d430 | 643 | select DMA_NONCOHERENT |
5e83d430 RB |
644 | select HAS_TXX9_SERIAL |
645 | select HW_HAS_PCI | |
c87abd75 AN |
646 | select IRQ_CPU |
647 | select IRQ_TXX9 | |
5e83d430 | 648 | select SWAP_IO_SPACE |
7cf8053b | 649 | select SYS_HAS_CPU_TX49XX |
5e83d430 RB |
650 | select SYS_SUPPORTS_32BIT_KERNEL |
651 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
652 | select SYS_SUPPORTS_BIG_ENDIAN | |
cc801077 | 653 | select SYS_SUPPORTS_KGDB |
9fd32cfb | 654 | select GENERIC_HARDIRQS_NO__DO_IRQ |
3896b054 | 655 | select GENERIC_GPIO |
5e83d430 RB |
656 | help |
657 | This Toshiba board is based on the TX4938 processor. Say Y here to | |
658 | support this machine type | |
659 | ||
ade299d8 YY |
660 | config WR_PPMC |
661 | bool "Wind River PPMC board" | |
42f77542 | 662 | select CEVT_R4K |
940f6b48 | 663 | select CSRC_R4K |
ade299d8 YY |
664 | select IRQ_CPU |
665 | select BOOT_ELF32 | |
666 | select DMA_NONCOHERENT | |
667 | select HW_HAS_PCI | |
668 | select PCI_GT64XXX_PCI0 | |
669 | select SWAP_IO_SPACE | |
670 | select SYS_HAS_CPU_MIPS32_R1 | |
671 | select SYS_HAS_CPU_MIPS32_R2 | |
672 | select SYS_HAS_CPU_MIPS64_R1 | |
673 | select SYS_HAS_CPU_NEVADA | |
674 | select SYS_HAS_CPU_RM7000 | |
675 | select SYS_SUPPORTS_32BIT_KERNEL | |
676 | select SYS_SUPPORTS_64BIT_KERNEL | |
677 | select SYS_SUPPORTS_BIG_ENDIAN | |
678 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
679 | help | |
680 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
681 | board, which is based on GT64120 bridge chip. | |
682 | ||
5e83d430 | 683 | endchoice |
1da177e4 | 684 | |
c3543e25 | 685 | source "arch/mips/au1000/Kconfig" |
9c746edb | 686 | source "arch/mips/basler/excite/Kconfig" |
5e83d430 | 687 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 688 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 689 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 690 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 691 | source "arch/mips/sibyte/Kconfig" |
5e83d430 | 692 | source "arch/mips/tx4927/Kconfig" |
23fbee9d | 693 | source "arch/mips/tx4938/Kconfig" |
5e83d430 | 694 | source "arch/mips/vr41xx/Kconfig" |
38b18f72 | 695 | |
5e83d430 RB |
696 | endmenu |
697 | ||
95c354fe NP |
698 | config GENERIC_LOCKBREAK |
699 | bool | |
700 | default y | |
701 | depends on SMP && PREEMPT | |
702 | ||
1da177e4 LT |
703 | config RWSEM_GENERIC_SPINLOCK |
704 | bool | |
705 | default y | |
706 | ||
707 | config RWSEM_XCHGADD_ALGORITHM | |
708 | bool | |
709 | ||
f0d1b0b3 DH |
710 | config ARCH_HAS_ILOG2_U32 |
711 | bool | |
712 | default n | |
713 | ||
714 | config ARCH_HAS_ILOG2_U64 | |
715 | bool | |
716 | default n | |
717 | ||
00a58253 RB |
718 | config ARCH_SUPPORTS_OPROFILE |
719 | bool | |
720 | default y if !MIPS_MT_SMTC | |
721 | ||
3c9ee7ef AM |
722 | config GENERIC_FIND_NEXT_BIT |
723 | bool | |
724 | default y | |
725 | ||
726 | config GENERIC_HWEIGHT | |
727 | bool | |
728 | default y | |
729 | ||
1da177e4 LT |
730 | config GENERIC_CALIBRATE_DELAY |
731 | bool | |
732 | default y | |
733 | ||
7bcf7717 RB |
734 | config GENERIC_CLOCKEVENTS |
735 | bool | |
736 | default y | |
737 | ||
8db02010 RB |
738 | config GENERIC_TIME |
739 | bool | |
740 | default y | |
741 | ||
f5ff0a28 RB |
742 | config GENERIC_CMOS_UPDATE |
743 | bool | |
744 | default y | |
745 | ||
1cc89038 AN |
746 | config SCHED_NO_NO_OMIT_FRAME_POINTER |
747 | bool | |
748 | default y | |
749 | ||
e77c232c FBH |
750 | config GENERIC_HARDIRQS_NO__DO_IRQ |
751 | bool | |
752 | default n | |
753 | ||
1da177e4 LT |
754 | # |
755 | # Select some configuration options automatically based on user selections. | |
756 | # | |
757 | config ARC | |
758 | bool | |
1da177e4 | 759 | |
61ed242d RB |
760 | config ARCH_MAY_HAVE_PC_FDC |
761 | bool | |
762 | ||
9267a30d MSJ |
763 | config BOOT_RAW |
764 | bool | |
765 | ||
217dd11e RB |
766 | config CEVT_BCM1480 |
767 | bool | |
768 | ||
1097c6ac YY |
769 | config CEVT_GT641XX |
770 | bool | |
771 | ||
42f77542 RB |
772 | config CEVT_R4K |
773 | bool | |
774 | ||
217dd11e RB |
775 | config CEVT_SB1250 |
776 | bool | |
777 | ||
229f773e AN |
778 | config CEVT_TXX9 |
779 | bool | |
780 | ||
217dd11e RB |
781 | config CSRC_BCM1480 |
782 | bool | |
783 | ||
940f6b48 RB |
784 | config CSRC_R4K |
785 | bool | |
786 | ||
217dd11e RB |
787 | config CSRC_SB1250 |
788 | bool | |
789 | ||
df78b5c8 AJ |
790 | config CFE |
791 | bool | |
792 | ||
4ce588cd | 793 | config DMA_COHERENT |
1da177e4 LT |
794 | bool |
795 | ||
4ce588cd | 796 | config DMA_IP27 |
1da177e4 LT |
797 | bool |
798 | ||
4ce588cd RB |
799 | config DMA_NONCOHERENT |
800 | bool | |
801 | select DMA_NEED_PCI_MAP_STATE | |
802 | ||
803 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
804 | bool |
805 | ||
806 | config EARLY_PRINTK | |
36a88530 RB |
807 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
808 | depends on SYS_HAS_EARLY_PRINTK | |
809 | default y | |
810 | help | |
811 | This option enables special console drivers which allow the kernel | |
812 | to print messages very early in the bootup process. | |
813 | ||
814 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
815 | early before the console code is initialized. For normal operation, |
816 | it is not recommended because it looks ugly on some machines and | |
817 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
818 | unless you want to debug such a crash. |
819 | ||
820 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 821 | bool |
1da177e4 | 822 | |
dbb74540 RB |
823 | config HOTPLUG_CPU |
824 | bool | |
825 | default n | |
826 | ||
1da177e4 LT |
827 | config I8259 |
828 | bool | |
1da177e4 | 829 | |
1da177e4 LT |
830 | config MIPS_BONITO64 |
831 | bool | |
1da177e4 LT |
832 | |
833 | config MIPS_MSC | |
834 | bool | |
1da177e4 | 835 | |
1f21d2bd BM |
836 | config MIPS_NILE4 |
837 | bool | |
838 | ||
1da177e4 LT |
839 | config MIPS_DISABLE_OBSOLETE_IDE |
840 | bool | |
841 | ||
d388d685 MR |
842 | config NO_IOPORT |
843 | def_bool n | |
844 | ||
8313da30 RB |
845 | config GENERIC_ISA_DMA |
846 | bool | |
847 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
848 | ||
aa414dff RB |
849 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
850 | bool | |
8313da30 | 851 | select GENERIC_ISA_DMA |
aa414dff | 852 | |
09663335 YY |
853 | config GENERIC_GPIO |
854 | bool | |
855 | ||
5e83d430 | 856 | # |
3cb2fccc | 857 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
858 | # answer,so we try hard to limit the available choices. Also the use of a |
859 | # choice statement should be more obvious to the user. | |
860 | # | |
861 | choice | |
862 | prompt "Endianess selection" | |
1da177e4 LT |
863 | help |
864 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 865 | byte order. These modes require different kernels and a different |
3cb2fccc | 866 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 867 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 868 | one or the other endianness. |
5e83d430 RB |
869 | |
870 | config CPU_BIG_ENDIAN | |
871 | bool "Big endian" | |
872 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
873 | ||
874 | config CPU_LITTLE_ENDIAN | |
875 | bool "Little endian" | |
876 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
877 | help | |
878 | ||
879 | endchoice | |
880 | ||
2116245e RB |
881 | config SYS_SUPPORTS_APM_EMULATION |
882 | bool | |
883 | ||
5e83d430 RB |
884 | config SYS_SUPPORTS_BIG_ENDIAN |
885 | bool | |
886 | ||
887 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
888 | bool | |
1da177e4 LT |
889 | |
890 | config IRQ_CPU | |
891 | bool | |
892 | ||
893 | config IRQ_CPU_RM7K | |
894 | bool | |
895 | ||
5e83d430 RB |
896 | config IRQ_CPU_RM9K |
897 | bool | |
898 | ||
9267a30d MSJ |
899 | config IRQ_MSP_SLP |
900 | bool | |
901 | ||
902 | config IRQ_MSP_CIC | |
903 | bool | |
904 | ||
8420fd00 AN |
905 | config IRQ_TXX9 |
906 | bool | |
907 | ||
d5ab1a69 YY |
908 | config IRQ_GT641XX |
909 | bool | |
910 | ||
1da177e4 LT |
911 | config MIPS_BOARDS_GEN |
912 | bool | |
1da177e4 | 913 | |
252161ec | 914 | config PCI_GT64XXX_PCI0 |
1da177e4 | 915 | bool |
1da177e4 | 916 | |
9267a30d MSJ |
917 | config NO_EXCEPT_FILL |
918 | bool | |
919 | ||
1da177e4 LT |
920 | config MIPS_TX3927 |
921 | bool | |
1da177e4 | 922 | select HAS_TXX9_SERIAL |
1da177e4 | 923 | |
663c3d90 | 924 | config MIPS_RM9122 |
925 | bool | |
926 | select SERIAL_RM9000 | |
663c3d90 | 927 | |
bdf21b18 PP |
928 | config PNX8550 |
929 | bool | |
930 | select SOC_PNX8550 | |
931 | ||
932 | config SOC_PNX8550 | |
933 | bool | |
bdf21b18 PP |
934 | select DMA_NONCOHERENT |
935 | select HW_HAS_PCI | |
b8c2a77c | 936 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 937 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 938 | select SYS_SUPPORTS_32BIT_KERNEL |
e77c232c | 939 | select GENERIC_HARDIRQS_NO__DO_IRQ |
cc801077 | 940 | select SYS_SUPPORTS_KGDB |
4ead1681 | 941 | select GENERIC_GPIO |
bdf21b18 | 942 | |
1da177e4 LT |
943 | config SWAP_IO_SPACE |
944 | bool | |
945 | ||
355c471f | 946 | config EMMA2RH |
947 | bool | |
948 | depends on MARKEINS | |
949 | default y | |
950 | ||
663c3d90 | 951 | config SERIAL_RM9000 |
952 | bool | |
953 | ||
e2defae5 TB |
954 | config SGI_HAS_DS1286 |
955 | bool | |
956 | ||
957 | config SGI_HAS_INDYDOG | |
958 | bool | |
959 | ||
960 | config SGI_HAS_SEEQ | |
961 | bool | |
962 | ||
963 | config SGI_HAS_WD93 | |
964 | bool | |
965 | ||
966 | config SGI_HAS_ZILOG | |
967 | bool | |
968 | ||
969 | config SGI_HAS_I8042 | |
970 | bool | |
971 | ||
972 | config DEFAULT_SGI_PARTITION | |
973 | bool | |
974 | ||
5e83d430 RB |
975 | config ARC32 |
976 | bool | |
977 | ||
231a35d3 TB |
978 | config SNIPROM |
979 | bool | |
980 | ||
1da177e4 LT |
981 | config BOOT_ELF32 |
982 | bool | |
1da177e4 LT |
983 | |
984 | config MIPS_L1_CACHE_SHIFT | |
985 | int | |
06cf5583 | 986 | default "4" if MACH_DECSTATION |
e2defae5 | 987 | default "7" if SGI_IP27 || SGI_IP28 || SNI_RM |
9267a30d | 988 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
989 | default "5" |
990 | ||
1da177e4 LT |
991 | config HAVE_STD_PC_SERIAL_PORT |
992 | bool | |
993 | ||
1da177e4 LT |
994 | config ARC_CONSOLE |
995 | bool "ARC console support" | |
e2defae5 | 996 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
997 | |
998 | config ARC_MEMORY | |
999 | bool | |
14b36af4 | 1000 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1001 | default y |
1002 | ||
1003 | config ARC_PROMLIB | |
1004 | bool | |
e2defae5 | 1005 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1006 | default y |
1007 | ||
1008 | config ARC64 | |
1009 | bool | |
1da177e4 LT |
1010 | |
1011 | config BOOT_ELF64 | |
1012 | bool | |
1da177e4 | 1013 | |
1da177e4 LT |
1014 | menu "CPU selection" |
1015 | ||
1016 | choice | |
1017 | prompt "CPU type" | |
1018 | default CPU_R4X00 | |
1019 | ||
2a21c730 FZ |
1020 | config CPU_LOONGSON2 |
1021 | bool "Loongson 2" | |
1022 | depends on SYS_HAS_CPU_LOONGSON2 | |
1023 | select CPU_SUPPORTS_32BIT_KERNEL | |
1024 | select CPU_SUPPORTS_64BIT_KERNEL | |
1025 | select CPU_SUPPORTS_HIGHMEM | |
1026 | help | |
1027 | The Loongson 2E processor implements the MIPS III instruction set | |
1028 | with many extensions. | |
1029 | ||
6e760c8d RB |
1030 | config CPU_MIPS32_R1 |
1031 | bool "MIPS32 Release 1" | |
7cf8053b | 1032 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 1033 | select CPU_HAS_LLSC |
6e760c8d | 1034 | select CPU_HAS_PREFETCH |
797798c1 | 1035 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1036 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1037 | help |
5e83d430 | 1038 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1039 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1040 | MIPS processor are based on a MIPS32 processor. If you know the | |
1041 | specific type of processor in your system, choose those that one | |
1042 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1043 | Release 2 of the MIPS32 architecture is available since several | |
1044 | years so chances are you even have a MIPS32 Release 2 processor | |
1045 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1046 | performance. | |
1047 | ||
1048 | config CPU_MIPS32_R2 | |
1049 | bool "MIPS32 Release 2" | |
7cf8053b | 1050 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 1051 | select CPU_HAS_LLSC |
1e5f1caa | 1052 | select CPU_HAS_PREFETCH |
797798c1 | 1053 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1054 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1055 | help |
5e83d430 | 1056 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1057 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1058 | MIPS processor are based on a MIPS32 processor. If you know the | |
1059 | specific type of processor in your system, choose those that one | |
1060 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1061 | ||
1062 | config CPU_MIPS64_R1 | |
1063 | bool "MIPS64 Release 1" | |
7cf8053b | 1064 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 1065 | select CPU_HAS_LLSC |
797798c1 | 1066 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1067 | select CPU_SUPPORTS_32BIT_KERNEL |
1068 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1069 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
1070 | help |
1071 | Choose this option to build a kernel for release 1 or later of the | |
1072 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1073 | MIPS processor are based on a MIPS64 processor. If you know the | |
1074 | specific type of processor in your system, choose those that one | |
1075 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1076 | Release 2 of the MIPS64 architecture is available since several |
1077 | years so chances are you even have a MIPS64 Release 2 processor | |
1078 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1079 | performance. | |
1080 | ||
1081 | config CPU_MIPS64_R2 | |
1082 | bool "MIPS64 Release 2" | |
7cf8053b | 1083 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1084 | select CPU_HAS_LLSC |
797798c1 | 1085 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1086 | select CPU_SUPPORTS_32BIT_KERNEL |
1087 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1088 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1089 | help |
1090 | Choose this option to build a kernel for release 2 or later of the | |
1091 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1092 | MIPS processor are based on a MIPS64 processor. If you know the | |
1093 | specific type of processor in your system, choose those that one | |
1094 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1095 | |
1096 | config CPU_R3000 | |
1097 | bool "R3000" | |
7cf8053b | 1098 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1099 | select CPU_HAS_WB |
ed5ba2fb | 1100 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1101 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1102 | help |
1103 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1104 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1105 | *not* work on R4000 machines and vice versa. However, since most | |
1106 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1107 | might be a safe bet. If the resulting kernel does not work, | |
1108 | try to recompile with R3000. | |
1109 | ||
1110 | config CPU_TX39XX | |
1111 | bool "R39XX" | |
7cf8053b | 1112 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1113 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1114 | |
1115 | config CPU_VR41XX | |
1116 | bool "R41xx" | |
7cf8053b | 1117 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1118 | select CPU_SUPPORTS_32BIT_KERNEL |
1119 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1120 | help |
5e83d430 | 1121 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1122 | Only choose this option if you have one of these processors as a |
1123 | kernel built with this option will not run on any other type of | |
1124 | processor or vice versa. | |
1125 | ||
1126 | config CPU_R4300 | |
1127 | bool "R4300" | |
7cf8053b | 1128 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1129 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1130 | select CPU_SUPPORTS_32BIT_KERNEL |
1131 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1132 | help |
1133 | MIPS Technologies R4300-series processors. | |
1134 | ||
1135 | config CPU_R4X00 | |
1136 | bool "R4x00" | |
7cf8053b | 1137 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1138 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1139 | select CPU_SUPPORTS_32BIT_KERNEL |
1140 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1141 | help |
1142 | MIPS Technologies R4000-series processors other than 4300, including | |
1143 | the R4000, R4400, R4600, and 4700. | |
1144 | ||
1145 | config CPU_TX49XX | |
1146 | bool "R49XX" | |
7cf8053b | 1147 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1148 | select CPU_HAS_LLSC |
de862b48 | 1149 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1150 | select CPU_SUPPORTS_32BIT_KERNEL |
1151 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1152 | |
1153 | config CPU_R5000 | |
1154 | bool "R5000" | |
7cf8053b | 1155 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1156 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1157 | select CPU_SUPPORTS_32BIT_KERNEL |
1158 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1159 | help |
1160 | MIPS Technologies R5000-series processors other than the Nevada. | |
1161 | ||
1162 | config CPU_R5432 | |
1163 | bool "R5432" | |
7cf8053b | 1164 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1165 | select CPU_HAS_LLSC |
5e83d430 RB |
1166 | select CPU_SUPPORTS_32BIT_KERNEL |
1167 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1168 | |
1169 | config CPU_R6000 | |
1170 | bool "R6000" | |
ed5ba2fb | 1171 | depends on EXPERIMENTAL |
f7062ddb | 1172 | select CPU_HAS_LLSC |
7cf8053b | 1173 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1174 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1175 | help |
1176 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1177 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1178 | |
1179 | config CPU_NEVADA | |
1180 | bool "RM52xx" | |
7cf8053b | 1181 | depends on SYS_HAS_CPU_NEVADA |
f7062ddb | 1182 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1183 | select CPU_SUPPORTS_32BIT_KERNEL |
1184 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1185 | help |
1186 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1187 | ||
1188 | config CPU_R8000 | |
1189 | bool "R8000" | |
ed5ba2fb | 1190 | depends on EXPERIMENTAL |
7cf8053b | 1191 | depends on SYS_HAS_CPU_R8000 |
f7062ddb | 1192 | select CPU_HAS_LLSC |
5e83d430 | 1193 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1194 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1195 | help |
1196 | MIPS Technologies R8000 processors. Note these processors are | |
1197 | uncommon and the support for them is incomplete. | |
1198 | ||
1199 | config CPU_R10000 | |
1200 | bool "R10000" | |
7cf8053b | 1201 | depends on SYS_HAS_CPU_R10000 |
f7062ddb | 1202 | select CPU_HAS_LLSC |
5e83d430 | 1203 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1204 | select CPU_SUPPORTS_32BIT_KERNEL |
1205 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1206 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1207 | help |
1208 | MIPS Technologies R10000-series processors. | |
1209 | ||
1210 | config CPU_RM7000 | |
1211 | bool "RM7000" | |
7cf8053b | 1212 | depends on SYS_HAS_CPU_RM7000 |
f7062ddb | 1213 | select CPU_HAS_LLSC |
5e83d430 | 1214 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1215 | select CPU_SUPPORTS_32BIT_KERNEL |
1216 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1217 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1218 | |
1219 | config CPU_RM9000 | |
1220 | bool "RM9000" | |
7cf8053b | 1221 | depends on SYS_HAS_CPU_RM9000 |
f7062ddb | 1222 | select CPU_HAS_LLSC |
5e83d430 | 1223 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1224 | select CPU_SUPPORTS_32BIT_KERNEL |
1225 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1226 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1227 | select WEAK_ORDERING |
1da177e4 LT |
1228 | |
1229 | config CPU_SB1 | |
1230 | bool "SB1" | |
7cf8053b | 1231 | depends on SYS_HAS_CPU_SB1 |
f7062ddb | 1232 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1233 | select CPU_SUPPORTS_32BIT_KERNEL |
1234 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1235 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1236 | select WEAK_ORDERING |
1da177e4 LT |
1237 | |
1238 | endchoice | |
1239 | ||
2a21c730 FZ |
1240 | config SYS_HAS_CPU_LOONGSON2 |
1241 | bool | |
1242 | ||
7cf8053b RB |
1243 | config SYS_HAS_CPU_MIPS32_R1 |
1244 | bool | |
1245 | ||
1246 | config SYS_HAS_CPU_MIPS32_R2 | |
1247 | bool | |
1248 | ||
1249 | config SYS_HAS_CPU_MIPS64_R1 | |
1250 | bool | |
1251 | ||
1252 | config SYS_HAS_CPU_MIPS64_R2 | |
1253 | bool | |
1254 | ||
1255 | config SYS_HAS_CPU_R3000 | |
1256 | bool | |
1257 | ||
1258 | config SYS_HAS_CPU_TX39XX | |
1259 | bool | |
1260 | ||
1261 | config SYS_HAS_CPU_VR41XX | |
1262 | bool | |
1263 | ||
1264 | config SYS_HAS_CPU_R4300 | |
1265 | bool | |
1266 | ||
1267 | config SYS_HAS_CPU_R4X00 | |
1268 | bool | |
1269 | ||
1270 | config SYS_HAS_CPU_TX49XX | |
1271 | bool | |
1272 | ||
1273 | config SYS_HAS_CPU_R5000 | |
1274 | bool | |
1275 | ||
1276 | config SYS_HAS_CPU_R5432 | |
1277 | bool | |
1278 | ||
1279 | config SYS_HAS_CPU_R6000 | |
1280 | bool | |
1281 | ||
1282 | config SYS_HAS_CPU_NEVADA | |
1283 | bool | |
1284 | ||
1285 | config SYS_HAS_CPU_R8000 | |
1286 | bool | |
1287 | ||
1288 | config SYS_HAS_CPU_R10000 | |
1289 | bool | |
1290 | ||
1291 | config SYS_HAS_CPU_RM7000 | |
1292 | bool | |
1293 | ||
1294 | config SYS_HAS_CPU_RM9000 | |
1295 | bool | |
1296 | ||
1297 | config SYS_HAS_CPU_SB1 | |
1298 | bool | |
1299 | ||
17099b11 RB |
1300 | # |
1301 | # CPU may reorder R->R, R->W, W->R, W->W | |
1302 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1303 | # | |
0004a9df RB |
1304 | config WEAK_ORDERING |
1305 | bool | |
17099b11 RB |
1306 | |
1307 | # | |
1308 | # CPU may reorder reads and writes beyond LL/SC | |
1309 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1310 | # | |
1311 | config WEAK_REORDERING_BEYOND_LLSC | |
1312 | bool | |
5e83d430 RB |
1313 | endmenu |
1314 | ||
1315 | # | |
c09b47d8 | 1316 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1317 | # |
1318 | config CPU_MIPS32 | |
1319 | bool | |
1320 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1321 | ||
1322 | config CPU_MIPS64 | |
1323 | bool | |
1324 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1325 | ||
1326 | # | |
c09b47d8 | 1327 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1328 | # |
1329 | config CPU_MIPSR1 | |
1330 | bool | |
1331 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1332 | ||
1333 | config CPU_MIPSR2 | |
1334 | bool | |
1335 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 | |
1336 | ||
1337 | config SYS_SUPPORTS_32BIT_KERNEL | |
1338 | bool | |
1339 | config SYS_SUPPORTS_64BIT_KERNEL | |
1340 | bool | |
1341 | config CPU_SUPPORTS_32BIT_KERNEL | |
1342 | bool | |
1343 | config CPU_SUPPORTS_64BIT_KERNEL | |
1344 | bool | |
1345 | ||
1346 | menu "Kernel type" | |
1347 | ||
1348 | choice | |
1349 | ||
1350 | prompt "Kernel code model" | |
1351 | help | |
1352 | You should only select this option if you have a workload that | |
1353 | actually benefits from 64-bit processing or if your machine has | |
1354 | large memory. You will only be presented a single option in this | |
1355 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1356 | ||
1357 | config 32BIT | |
1358 | bool "32-bit kernel" | |
1359 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1360 | select TRAD_SIGNALS | |
1361 | help | |
1362 | Select this option if you want to build a 32-bit kernel. | |
1363 | config 64BIT | |
1364 | bool "64-bit kernel" | |
1365 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1366 | help | |
1367 | Select this option if you want to build a 64-bit kernel. | |
1368 | ||
1369 | endchoice | |
1370 | ||
1da177e4 LT |
1371 | choice |
1372 | prompt "Kernel page size" | |
1373 | default PAGE_SIZE_4KB | |
1374 | ||
1375 | config PAGE_SIZE_4KB | |
1376 | bool "4kB" | |
1377 | help | |
1378 | This option select the standard 4kB Linux page size. On some | |
1379 | R3000-family processors this is the only available page size. Using | |
1380 | 4kB page size will minimize memory consumption and is therefore | |
1381 | recommended for low memory systems. | |
1382 | ||
1383 | config PAGE_SIZE_8KB | |
1384 | bool "8kB" | |
1385 | depends on EXPERIMENTAL && CPU_R8000 | |
1386 | help | |
1387 | Using 8kB page size will result in higher performance kernel at | |
1388 | the price of higher memory consumption. This option is available | |
1389 | only on the R8000 processor. Not that at the time of this writing | |
1390 | this option is still high experimental; there are also issues with | |
1391 | compatibility of user applications. | |
1392 | ||
1393 | config PAGE_SIZE_16KB | |
1394 | bool "16kB" | |
714bfad6 | 1395 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1396 | help |
1397 | Using 16kB page size will result in higher performance kernel at | |
1398 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1399 | all non-R3000 family processors. Note that you will need a suitable |
1400 | Linux distribution to support this. | |
1da177e4 LT |
1401 | |
1402 | config PAGE_SIZE_64KB | |
1403 | bool "64kB" | |
1404 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1405 | help | |
1406 | Using 64kB page size will result in higher performance kernel at | |
1407 | the price of higher memory consumption. This option is available on | |
1408 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1409 | writing this option is still high experimental. |
1da177e4 LT |
1410 | |
1411 | endchoice | |
1412 | ||
1413 | config BOARD_SCACHE | |
1414 | bool | |
1415 | ||
1416 | config IP22_CPU_SCACHE | |
1417 | bool | |
1418 | select BOARD_SCACHE | |
1419 | ||
9318c51a CD |
1420 | # |
1421 | # Support for a MIPS32 / MIPS64 style S-caches | |
1422 | # | |
1423 | config MIPS_CPU_SCACHE | |
1424 | bool | |
1425 | select BOARD_SCACHE | |
1426 | ||
1da177e4 LT |
1427 | config R5000_CPU_SCACHE |
1428 | bool | |
1429 | select BOARD_SCACHE | |
1430 | ||
1431 | config RM7000_CPU_SCACHE | |
1432 | bool | |
1433 | select BOARD_SCACHE | |
1434 | ||
1435 | config SIBYTE_DMA_PAGEOPS | |
1436 | bool "Use DMA to clear/copy pages" | |
1437 | depends on CPU_SB1 | |
1438 | help | |
1439 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1440 | channel. These DMA channels are otherwise unused by the standard | |
1441 | SiByte Linux port. Seems to give a small performance benefit. | |
1442 | ||
1443 | config CPU_HAS_PREFETCH | |
c8094b53 | 1444 | bool |
1da177e4 | 1445 | |
340ee4b9 RB |
1446 | choice |
1447 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1448 | |
1449 | config MIPS_MT_DISABLED | |
1450 | bool "Disable multithreading support." | |
1451 | help | |
1452 | Use this option if your workload can't take advantage of | |
1453 | MIPS hardware multithreading support. On systems that don't have | |
1454 | the option of an MT-enabled processor this option will be the only | |
1455 | option in this menu. | |
340ee4b9 | 1456 | |
59d6ab86 RB |
1457 | config MIPS_MT_SMP |
1458 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1459 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1460 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1461 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1462 | select MIPS_MT |
f510aa3b | 1463 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1464 | select SMP |
0ab7aefc | 1465 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1466 | select SYS_SUPPORTS_SMP |
87353d8a | 1467 | select SMP_UP |
f41ae0b2 | 1468 | help |
59d6ab86 RB |
1469 | This is a kernel model which is also known a VSMP or lately |
1470 | has been marketesed into SMVP. | |
41c594ab | 1471 | |
59d6ab86 RB |
1472 | config MIPS_MT_SMTC |
1473 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1474 | depends on CPU_MIPS32_R2 | |
1475 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 | 1476 | depends on SYS_SUPPORTS_MULTITHREADING |
ea580401 | 1477 | select GENERIC_CLOCKEVENTS_BROADCAST |
f41ae0b2 | 1478 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1479 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1480 | select MIPS_MT |
130e2fb7 | 1481 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1482 | select SMP |
73b76c78 | 1483 | select SYS_SUPPORTS_SMP |
87353d8a | 1484 | select SMP_UP |
f41ae0b2 | 1485 | help |
59d6ab86 RB |
1486 | This is a kernel model which is known a SMTC or lately has been |
1487 | marketesed into SMVP. | |
340ee4b9 | 1488 | |
340ee4b9 RB |
1489 | endchoice |
1490 | ||
f41ae0b2 RB |
1491 | config MIPS_MT |
1492 | bool | |
1493 | ||
0ab7aefc RB |
1494 | config SCHED_SMT |
1495 | bool "SMT (multithreading) scheduler support" | |
1496 | depends on SYS_SUPPORTS_SCHED_SMT | |
1497 | default n | |
1498 | help | |
1499 | SMT scheduler support improves the CPU scheduler's decision making | |
1500 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1501 | increased overhead in some places. If unsure say N here. | |
1502 | ||
1503 | config SYS_SUPPORTS_SCHED_SMT | |
1504 | bool | |
1505 | ||
1506 | ||
f41ae0b2 RB |
1507 | config SYS_SUPPORTS_MULTITHREADING |
1508 | bool | |
1509 | ||
f088fc84 RB |
1510 | config MIPS_MT_FPAFF |
1511 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1512 | default y |
07cc0c9e RB |
1513 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1514 | ||
1515 | config MIPS_VPE_LOADER | |
1516 | bool "VPE loader support." | |
1517 | depends on SYS_SUPPORTS_MULTITHREADING | |
1518 | select CPU_MIPSR2_IRQ_VI | |
1519 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1520 | select MIPS_MT |
1521 | help | |
1522 | Includes a loader for loading an elf relocatable object | |
1523 | onto another VPE and running it. | |
f088fc84 | 1524 | |
ac8be955 RB |
1525 | config MIPS_MT_SMTC_INSTANT_REPLAY |
1526 | bool "Low-latency Dispatch of Deferred SMTC IPIs" | |
619af723 | 1527 | depends on MIPS_MT_SMTC && !PREEMPT |
ac8be955 RB |
1528 | default y |
1529 | help | |
1530 | SMTC pseudo-interrupts between TCs are deferred and queued | |
1531 | if the target TC is interrupt-inhibited (IXMT). In the first | |
1532 | SMTC prototypes, these queued IPIs were serviced on return | |
1533 | to user mode, or on entry into the kernel idle loop. The | |
1534 | INSTANT_REPLAY option dispatches them as part of local_irq_restore() | |
1535 | processing, which adds runtime overhead (hence the option to turn | |
1536 | it off), but ensures that IPIs are handled promptly even under | |
1537 | heavy I/O interrupt load. | |
1538 | ||
0db34215 KK |
1539 | config MIPS_MT_SMTC_IM_BACKSTOP |
1540 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1541 | depends on MIPS_MT_SMTC | |
1542 | default y | |
1543 | help | |
1544 | To support multiple TC microthreads acting as "CPUs" within | |
1545 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1546 | during interrupt handling. To support legacy drivers and interrupt | |
1547 | controller management code, SMTC has a "backstop" to track and | |
1548 | if necessary restore the interrupt mask. This has some performance | |
1549 | impact on interrupt service overhead. Disable it only if you know | |
1550 | what you are doing. | |
1551 | ||
f571eff0 KK |
1552 | config MIPS_MT_SMTC_IRQAFF |
1553 | bool "Support IRQ affinity API" | |
1554 | depends on MIPS_MT_SMTC | |
1555 | default n | |
1556 | help | |
1557 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1558 | for SMTC Linux kernel. Requires platform support, of which | |
1559 | an example can be found in the MIPS kernel i8259 and Malta | |
1560 | platform code. It is recommended that MIPS_MT_SMTC_INSTANT_REPLAY | |
1561 | be enabled if MIPS_MT_SMTC_IRQAFF is used. Adds overhead to | |
1562 | interrupt dispatch, and should be used only if you know what | |
1563 | you are doing. | |
1564 | ||
e01402b1 RB |
1565 | config MIPS_VPE_LOADER_TOM |
1566 | bool "Load VPE program into memory hidden from linux" | |
1567 | depends on MIPS_VPE_LOADER | |
1568 | default y | |
1569 | help | |
1570 | The loader can use memory that is present but has been hidden from | |
1571 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1572 | you to ensure the amount you put in the option and the space your | |
1573 | program requires is less or equal to the amount physically present. | |
1574 | ||
1575 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1576 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1577 | bool "Enable support for AP/SP API (RTLX)" |
1578 | depends on MIPS_VPE_LOADER | |
1579 | help | |
e01402b1 | 1580 | |
2600990e RB |
1581 | config MIPS_APSP_KSPD |
1582 | bool "Enable KSPD" | |
1583 | depends on MIPS_VPE_APSP_API | |
1584 | default y | |
1585 | help | |
1586 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1587 | side, actions them and returns the results. It also handles the | |
1588 | "exit" syscall notifying other kernel modules the SP program is | |
1589 | exiting. You probably want to say yes here. | |
1590 | ||
1da177e4 LT |
1591 | config SB1_PASS_1_WORKAROUNDS |
1592 | bool | |
1593 | depends on CPU_SB1_PASS_1 | |
1594 | default y | |
1595 | ||
1596 | config SB1_PASS_2_WORKAROUNDS | |
1597 | bool | |
1598 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1599 | default y | |
1600 | ||
1601 | config SB1_PASS_2_1_WORKAROUNDS | |
1602 | bool | |
1603 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1604 | default y | |
1605 | ||
1606 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1607 | bool |
1da177e4 | 1608 | |
1da177e4 | 1609 | config CPU_HAS_LLSC |
f7062ddb | 1610 | bool |
1da177e4 | 1611 | |
9693a853 FBH |
1612 | config CPU_HAS_SMARTMIPS |
1613 | depends on SYS_SUPPORTS_SMARTMIPS | |
1614 | bool "Support for the SmartMIPS ASE" | |
1615 | help | |
1616 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1617 | increased security at both hardware and software level for | |
1618 | smartcards. Enabling this option will allow proper use of the | |
1619 | SmartMIPS instructions by Linux applications. However a kernel with | |
1620 | this option will not work on a MIPS core without SmartMIPS core. If | |
1621 | you don't know you probably don't have SmartMIPS and should say N | |
1622 | here. | |
1623 | ||
1da177e4 | 1624 | config CPU_HAS_WB |
f7062ddb | 1625 | bool |
e01402b1 | 1626 | |
f41ae0b2 RB |
1627 | # |
1628 | # Vectored interrupt mode is an R2 feature | |
1629 | # | |
e01402b1 | 1630 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1631 | bool |
e01402b1 | 1632 | |
f41ae0b2 RB |
1633 | # |
1634 | # Extended interrupt mode is an R2 feature | |
1635 | # | |
e01402b1 | 1636 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1637 | bool |
e01402b1 | 1638 | |
1da177e4 LT |
1639 | config CPU_HAS_SYNC |
1640 | bool | |
1641 | depends on !CPU_R3000 | |
1642 | default y | |
1643 | ||
ea580401 RB |
1644 | config GENERIC_CLOCKEVENTS_BROADCAST |
1645 | bool | |
1646 | ||
20d60d99 MR |
1647 | # |
1648 | # CPU non-features | |
1649 | # | |
1650 | config CPU_DADDI_WORKAROUNDS | |
1651 | bool | |
1652 | ||
1653 | config CPU_R4000_WORKAROUNDS | |
1654 | bool | |
1655 | select CPU_R4400_WORKAROUNDS | |
1656 | ||
1657 | config CPU_R4400_WORKAROUNDS | |
1658 | bool | |
1659 | ||
797798c1 RB |
1660 | # |
1661 | # Use the generic interrupt handling code in kernel/irq/: | |
1662 | # | |
1663 | config GENERIC_HARDIRQS | |
1664 | bool | |
1665 | default y | |
1666 | ||
1667 | config GENERIC_IRQ_PROBE | |
1668 | bool | |
1669 | default y | |
1670 | ||
0d7012a9 | 1671 | config IRQ_PER_CPU |
0d7012a9 | 1672 | bool |
0d7012a9 | 1673 | |
1da177e4 LT |
1674 | # |
1675 | # - Highmem only makes sense for the 32-bit kernel. | |
1676 | # - The current highmem code will only work properly on physically indexed | |
1677 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1678 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1679 | # moment we protect the user and offer the highmem option only on machines | |
1680 | # where it's known to be safe. This will not offer highmem on a few systems | |
1681 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1682 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1683 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1684 | # know they might have memory configurations that could make use of highmem | |
1685 | # support. | |
1da177e4 LT |
1686 | # |
1687 | config HIGHMEM | |
1688 | bool "High Memory Support" | |
797798c1 RB |
1689 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1690 | ||
1691 | config CPU_SUPPORTS_HIGHMEM | |
1692 | bool | |
1693 | ||
1694 | config SYS_SUPPORTS_HIGHMEM | |
1695 | bool | |
1da177e4 | 1696 | |
9693a853 FBH |
1697 | config SYS_SUPPORTS_SMARTMIPS |
1698 | bool | |
1699 | ||
b4819b59 YY |
1700 | config ARCH_FLATMEM_ENABLE |
1701 | def_bool y | |
1702 | depends on !NUMA | |
1703 | ||
d8cb4e11 RB |
1704 | config ARCH_DISCONTIGMEM_ENABLE |
1705 | bool | |
1706 | default y if SGI_IP27 | |
1707 | help | |
3dde6ad8 | 1708 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1709 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1710 | or have huge holes in the physical address space for other reasons. | |
1711 | See <file:Documentation/vm/numa> for more. | |
1712 | ||
cce335ae RB |
1713 | config ARCH_POPULATES_NODE_MAP |
1714 | def_bool y | |
1715 | ||
31473747 AN |
1716 | config ARCH_SPARSEMEM_ENABLE |
1717 | bool | |
7de58fab | 1718 | select SPARSEMEM_STATIC |
31473747 | 1719 | |
d8cb4e11 RB |
1720 | config NUMA |
1721 | bool "NUMA Support" | |
1722 | depends on SYS_SUPPORTS_NUMA | |
1723 | help | |
1724 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1725 | Access). This option improves performance on systems with more | |
1726 | than two nodes; on two node systems it is generally better to | |
1727 | leave it disabled; on single node systems disable this option | |
1728 | disabled. | |
1729 | ||
1730 | config SYS_SUPPORTS_NUMA | |
1731 | bool | |
1732 | ||
c80d79d7 YG |
1733 | config NODES_SHIFT |
1734 | int | |
1735 | default "6" | |
1736 | depends on NEED_MULTIPLE_NODES | |
1737 | ||
b4819b59 YY |
1738 | source "mm/Kconfig" |
1739 | ||
1da177e4 LT |
1740 | config SMP |
1741 | bool "Multi-Processing support" | |
e73ea273 | 1742 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1743 | select IRQ_PER_CPU |
e73ea273 | 1744 | help |
1da177e4 LT |
1745 | This enables support for systems with more than one CPU. If you have |
1746 | a system with only one CPU, like most personal computers, say N. If | |
1747 | you have a system with more than one CPU, say Y. | |
1748 | ||
1749 | If you say N here, the kernel will run on single and multiprocessor | |
1750 | machines, but will use only one CPU of a multiprocessor machine. If | |
1751 | you say Y here, the kernel will run on many, but not all, | |
1752 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1753 | will run faster if you say N here. | |
1754 | ||
1755 | People using multiprocessor machines who say Y here should also say | |
1756 | Y to "Enhanced Real Time Clock Support", below. | |
1757 | ||
03502faa AB |
1758 | See also the SMP-HOWTO available at |
1759 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1760 | |
1761 | If you don't know what to do here, say N. | |
1762 | ||
87353d8a RB |
1763 | config SMP_UP |
1764 | bool | |
1765 | ||
e73ea273 RB |
1766 | config SYS_SUPPORTS_SMP |
1767 | bool | |
1768 | ||
72ede9b1 AN |
1769 | config NR_CPUS_DEFAULT_1 |
1770 | bool | |
1771 | ||
130e2fb7 RB |
1772 | config NR_CPUS_DEFAULT_2 |
1773 | bool | |
1774 | ||
1775 | config NR_CPUS_DEFAULT_4 | |
1776 | bool | |
1777 | ||
1778 | config NR_CPUS_DEFAULT_8 | |
1779 | bool | |
1780 | ||
1781 | config NR_CPUS_DEFAULT_16 | |
1782 | bool | |
1783 | ||
1784 | config NR_CPUS_DEFAULT_32 | |
1785 | bool | |
1786 | ||
1787 | config NR_CPUS_DEFAULT_64 | |
1788 | bool | |
1789 | ||
1da177e4 LT |
1790 | config NR_CPUS |
1791 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1792 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1793 | depends on SMP |
72ede9b1 | 1794 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1795 | default "2" if NR_CPUS_DEFAULT_2 |
1796 | default "4" if NR_CPUS_DEFAULT_4 | |
1797 | default "8" if NR_CPUS_DEFAULT_8 | |
1798 | default "16" if NR_CPUS_DEFAULT_16 | |
1799 | default "32" if NR_CPUS_DEFAULT_32 | |
1800 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1801 | help |
1802 | This allows you to specify the maximum number of CPUs which this | |
1803 | kernel will support. The maximum supported value is 32 for 32-bit | |
1804 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1805 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1806 | and 2 for all others. | |
1da177e4 LT |
1807 | |
1808 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1809 | approximately eight kilobytes to the kernel image. For best |
1810 | performance should round up your number of processors to the next | |
1811 | power of two. | |
1da177e4 | 1812 | |
c4eee283 AN |
1813 | source "kernel/time/Kconfig" |
1814 | ||
1723b4a3 AN |
1815 | # |
1816 | # Timer Interrupt Frequency Configuration | |
1817 | # | |
1818 | ||
1819 | choice | |
1820 | prompt "Timer frequency" | |
1821 | default HZ_250 | |
1822 | help | |
1823 | Allows the configuration of the timer frequency. | |
1824 | ||
1825 | config HZ_48 | |
1826 | bool "48 HZ" if SYS_SUPPORTS_48HZ | |
1827 | ||
1828 | config HZ_100 | |
1829 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1830 | ||
1831 | config HZ_128 | |
1832 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1833 | ||
1834 | config HZ_250 | |
1835 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1836 | ||
1837 | config HZ_256 | |
1838 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1839 | ||
1840 | config HZ_1000 | |
1841 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1842 | ||
1843 | config HZ_1024 | |
1844 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1845 | ||
1846 | endchoice | |
1847 | ||
1848 | config SYS_SUPPORTS_48HZ | |
1849 | bool | |
1850 | ||
1851 | config SYS_SUPPORTS_100HZ | |
1852 | bool | |
1853 | ||
1854 | config SYS_SUPPORTS_128HZ | |
1855 | bool | |
1856 | ||
1857 | config SYS_SUPPORTS_250HZ | |
1858 | bool | |
1859 | ||
1860 | config SYS_SUPPORTS_256HZ | |
1861 | bool | |
1862 | ||
1863 | config SYS_SUPPORTS_1000HZ | |
1864 | bool | |
1865 | ||
1866 | config SYS_SUPPORTS_1024HZ | |
1867 | bool | |
1868 | ||
1869 | config SYS_SUPPORTS_ARBIT_HZ | |
1870 | bool | |
1871 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1872 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1873 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1874 | !SYS_SUPPORTS_1024HZ | |
1875 | ||
1876 | config HZ | |
1877 | int | |
1878 | default 48 if HZ_48 | |
1879 | default 100 if HZ_100 | |
1880 | default 128 if HZ_128 | |
1881 | default 250 if HZ_250 | |
1882 | default 256 if HZ_256 | |
1883 | default 1000 if HZ_1000 | |
1884 | default 1024 if HZ_1024 | |
1885 | ||
e80de850 | 1886 | source "kernel/Kconfig.preempt" |
1da177e4 | 1887 | |
1da177e4 LT |
1888 | config MIPS_INSANE_LARGE |
1889 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1890 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1891 | help |
1892 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1893 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1894 | need processes of more than 1TB virtual address space, say Y here. | |
1895 | This will result in additional memory usage, so it is not | |
1896 | recommended for normal users. | |
1897 | ||
ea6e942b AN |
1898 | config KEXEC |
1899 | bool "Kexec system call (EXPERIMENTAL)" | |
1900 | depends on EXPERIMENTAL | |
1901 | help | |
1902 | kexec is a system call that implements the ability to shutdown your | |
1903 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1904 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1905 | you can start any kernel with it, not just Linux. |
1906 | ||
01dd2fbf | 1907 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1908 | |
1909 | It is an ongoing process to be certain the hardware in a machine | |
1910 | is properly shutdown, so do not be surprised if this code does not | |
1911 | initially work for you. It may help to enable device hotplugging | |
1912 | support. As of this writing the exact hardware interface is | |
1913 | strongly in flux, so no good recommendation can be made. | |
1914 | ||
1915 | config SECCOMP | |
1916 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1917 | depends on PROC_FS |
ea6e942b AN |
1918 | default y |
1919 | help | |
1920 | This kernel feature is useful for number crunching applications | |
1921 | that may need to compute untrusted bytecode during their | |
1922 | execution. By using pipes or other transports made available to | |
1923 | the process as file descriptors supporting the read/write | |
1924 | syscalls, it's possible to isolate those applications in | |
1925 | their own address space using seccomp. Once seccomp is | |
1926 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1927 | and the task is only allowed to execute a few safe syscalls | |
1928 | defined by each seccomp mode. | |
1929 | ||
1930 | If unsure, say Y. Only embedded should say N here. | |
1931 | ||
5e83d430 RB |
1932 | endmenu |
1933 | ||
1da177e4 LT |
1934 | config RWSEM_GENERIC_SPINLOCK |
1935 | bool | |
1936 | default y | |
1937 | ||
1df0f0ff AN |
1938 | config LOCKDEP_SUPPORT |
1939 | bool | |
1940 | default y | |
1941 | ||
1942 | config STACKTRACE_SUPPORT | |
1943 | bool | |
1944 | default y | |
1945 | ||
b6c3539b RB |
1946 | source "init/Kconfig" |
1947 | ||
1da177e4 LT |
1948 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1949 | ||
5e83d430 RB |
1950 | config HW_HAS_EISA |
1951 | bool | |
1da177e4 LT |
1952 | config HW_HAS_PCI |
1953 | bool | |
1954 | ||
1955 | config PCI | |
1956 | bool "Support for PCI controller" | |
1957 | depends on HW_HAS_PCI | |
abb4ae46 | 1958 | select PCI_DOMAINS |
1da177e4 LT |
1959 | help |
1960 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1961 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1962 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1963 | say Y, otherwise N. | |
1964 | ||
1da177e4 LT |
1965 | config PCI_DOMAINS |
1966 | bool | |
1da177e4 LT |
1967 | |
1968 | source "drivers/pci/Kconfig" | |
1969 | ||
1970 | # | |
1971 | # ISA support is now enabled via select. Too many systems still have the one | |
1972 | # or other ISA chip on the board that users don't know about so don't expect | |
1973 | # users to choose the right thing ... | |
1974 | # | |
1975 | config ISA | |
1976 | bool | |
1977 | ||
1978 | config EISA | |
1979 | bool "EISA support" | |
5e83d430 | 1980 | depends on HW_HAS_EISA |
1da177e4 | 1981 | select ISA |
aa414dff | 1982 | select GENERIC_ISA_DMA |
1da177e4 LT |
1983 | ---help--- |
1984 | The Extended Industry Standard Architecture (EISA) bus was | |
1985 | developed as an open alternative to the IBM MicroChannel bus. | |
1986 | ||
1987 | The EISA bus provided some of the features of the IBM MicroChannel | |
1988 | bus while maintaining backward compatibility with cards made for | |
1989 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
1990 | 1995 when it was made obsolete by the PCI bus. | |
1991 | ||
1992 | Say Y here if you are building a kernel for an EISA-based machine. | |
1993 | ||
1994 | Otherwise, say N. | |
1995 | ||
1996 | source "drivers/eisa/Kconfig" | |
1997 | ||
1998 | config TC | |
1999 | bool "TURBOchannel support" | |
2000 | depends on MACH_DECSTATION | |
2001 | help | |
2002 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
2003 | processors. Documentation on writing device drivers for TurboChannel | |
2004 | is available at: | |
2005 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
2006 | ||
2007 | #config ACCESSBUS | |
2008 | # bool "Access.Bus support" | |
2009 | # depends on TC | |
2010 | ||
2011 | config MMU | |
2012 | bool | |
2013 | default y | |
2014 | ||
d865bea4 RB |
2015 | config I8253 |
2016 | bool | |
2017 | ||
cce335ae RB |
2018 | config ZONE_DMA32 |
2019 | bool | |
2020 | ||
1da177e4 LT |
2021 | source "drivers/pcmcia/Kconfig" |
2022 | ||
2023 | source "drivers/pci/hotplug/Kconfig" | |
2024 | ||
2025 | endmenu | |
2026 | ||
2027 | menu "Executable file formats" | |
2028 | ||
2029 | source "fs/Kconfig.binfmt" | |
2030 | ||
2031 | config TRAD_SIGNALS | |
2032 | bool | |
1da177e4 | 2033 | |
1da177e4 LT |
2034 | config BINFMT_IRIX |
2035 | bool "Include IRIX binary compatibility" | |
5e83d430 | 2036 | depends on CPU_BIG_ENDIAN && 32BIT && BROKEN |
1da177e4 LT |
2037 | |
2038 | config MIPS32_COMPAT | |
2039 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2040 | depends on 64BIT |
1da177e4 LT |
2041 | help |
2042 | Select this option if you want Linux/MIPS 32-bit binary | |
2043 | compatibility. Since all software available for Linux/MIPS is | |
2044 | currently 32-bit you should say Y here. | |
2045 | ||
2046 | config COMPAT | |
2047 | bool | |
2048 | depends on MIPS32_COMPAT | |
2049 | default y | |
2050 | ||
05e43966 AN |
2051 | config SYSVIPC_COMPAT |
2052 | bool | |
2053 | depends on COMPAT && SYSVIPC | |
2054 | default y | |
2055 | ||
1da177e4 LT |
2056 | config MIPS32_O32 |
2057 | bool "Kernel support for o32 binaries" | |
2058 | depends on MIPS32_COMPAT | |
2059 | help | |
2060 | Select this option if you want to run o32 binaries. These are pure | |
2061 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2062 | existing binaries are in this format. | |
2063 | ||
2064 | If unsure, say Y. | |
2065 | ||
2066 | config MIPS32_N32 | |
2067 | bool "Kernel support for n32 binaries" | |
2068 | depends on MIPS32_COMPAT | |
2069 | help | |
2070 | Select this option if you want to run n32 binaries. These are | |
2071 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2072 | data that would normally be 64-bit. They are used in special | |
2073 | cases. | |
2074 | ||
2075 | If unsure, say N. | |
2076 | ||
2077 | config BINFMT_ELF32 | |
2078 | bool | |
2079 | default y if MIPS32_O32 || MIPS32_N32 | |
2080 | ||
2116245e RB |
2081 | endmenu |
2082 | ||
2083 | menu "Power management options" | |
2084 | ||
f4cb5700 JB |
2085 | config ARCH_SUSPEND_POSSIBLE |
2086 | def_bool y | |
2087 | depends on !SMP | |
2088 | ||
2116245e | 2089 | source "kernel/power/Kconfig" |
952fa954 | 2090 | |
1da177e4 LT |
2091 | endmenu |
2092 | ||
d5950b43 SR |
2093 | source "net/Kconfig" |
2094 | ||
1da177e4 LT |
2095 | source "drivers/Kconfig" |
2096 | ||
2097 | source "fs/Kconfig" | |
2098 | ||
2099 | source "arch/mips/Kconfig.debug" | |
2100 | ||
2101 | source "security/Kconfig" | |
2102 | ||
2103 | source "crypto/Kconfig" | |
2104 | ||
2105 | source "lib/Kconfig" |