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Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
4 | # Horrible source of confusion. Die, die, die ... | |
5 | select EMBEDDED | |
90b02340 | 6 | select RTC_LIB |
1da177e4 | 7 | |
875d43e7 RB |
8 | mainmenu "Linux/MIPS Kernel Configuration" |
9 | ||
1da177e4 LT |
10 | menu "Machine selection" |
11 | ||
5ac6da66 CL |
12 | config ZONE_DMA |
13 | bool | |
5ac6da66 | 14 | |
5e83d430 RB |
15 | choice |
16 | prompt "System type" | |
17 | default SGI_IP22 | |
1da177e4 | 18 | |
c3543e25 YY |
19 | config MACH_ALCHEMY |
20 | bool "Alchemy processor based machines" | |
1da177e4 | 21 | |
35189fad | 22 | config BASLER_EXCITE |
be91589e | 23 | bool "Basler eXcite smart camera" |
42f77542 | 24 | select CEVT_R4K |
940f6b48 | 25 | select CSRC_R4K |
35189fad RB |
26 | select DMA_COHERENT |
27 | select HW_HAS_PCI | |
28 | select IRQ_CPU | |
29 | select IRQ_CPU_RM7K | |
30 | select IRQ_CPU_RM9K | |
663c3d90 | 31 | select MIPS_RM9122 |
35189fad RB |
32 | select SYS_HAS_CPU_RM9000 |
33 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad | 34 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 35 | select SYS_SUPPORTS_KGDB |
35189fad RB |
36 | help |
37 | The eXcite is a smart camera platform manufactured by | |
be91589e | 38 | Basler Vision Technologies AG. |
35189fad | 39 | |
1c0c13eb AJ |
40 | config BCM47XX |
41 | bool "BCM47XX based boards" | |
42f77542 | 42 | select CEVT_R4K |
940f6b48 | 43 | select CSRC_R4K |
1c0c13eb AJ |
44 | select DMA_NONCOHERENT |
45 | select HW_HAS_PCI | |
46 | select IRQ_CPU | |
47 | select SYS_HAS_CPU_MIPS32_R1 | |
48 | select SYS_SUPPORTS_32BIT_KERNEL | |
49 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
50 | select SSB | |
51 | select SSB_DRIVER_MIPS | |
2f02c15a AJ |
52 | select SSB_DRIVER_EXTIF |
53 | select SSB_PCICORE_HOSTMODE if PCI | |
1c0c13eb | 54 | select GENERIC_GPIO |
25e5fb97 AJ |
55 | select SYS_HAS_EARLY_PRINTK |
56 | select CFE | |
1c0c13eb AJ |
57 | help |
58 | Support for BCM47XX based boards | |
59 | ||
1da177e4 | 60 | config MIPS_COBALT |
3fa986fa | 61 | bool "Cobalt Server" |
42f77542 | 62 | select CEVT_R4K |
940f6b48 | 63 | select CSRC_R4K |
1097c6ac | 64 | select CEVT_GT641XX |
1da177e4 LT |
65 | select DMA_NONCOHERENT |
66 | select HW_HAS_PCI | |
d865bea4 | 67 | select I8253 |
1da177e4 LT |
68 | select I8259 |
69 | select IRQ_CPU | |
d5ab1a69 | 70 | select IRQ_GT641XX |
252161ec | 71 | select PCI_GT64XXX_PCI0 |
7cf8053b | 72 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 73 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
74 | select SYS_SUPPORTS_32BIT_KERNEL |
75 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 76 | select SYS_SUPPORTS_LITTLE_ENDIAN |
9fd32cfb | 77 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
78 | |
79 | config MACH_DECSTATION | |
3fa986fa | 80 | bool "DECstations" |
1da177e4 | 81 | select BOOT_ELF32 |
42f77542 | 82 | select CEVT_R4K |
940f6b48 | 83 | select CSRC_R4K |
20d60d99 MR |
84 | select CPU_DADDI_WORKAROUNDS if 64BIT |
85 | select CPU_R4000_WORKAROUNDS if 64BIT | |
86 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 87 | select DMA_NONCOHERENT |
d388d685 | 88 | select NO_IOPORT |
1da177e4 | 89 | select IRQ_CPU |
7cf8053b RB |
90 | select SYS_HAS_CPU_R3000 |
91 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
92 | select SYS_SUPPORTS_32BIT_KERNEL |
93 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 94 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
95 | select SYS_SUPPORTS_128HZ |
96 | select SYS_SUPPORTS_256HZ | |
97 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 98 | help |
1da177e4 LT |
99 | This enables support for DEC's MIPS based workstations. For details |
100 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
101 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
102 | ||
103 | If you have one of the following DECstation Models you definitely | |
104 | want to choose R4xx0 for the CPU Type: | |
105 | ||
9308816c RB |
106 | DECstation 5000/50 |
107 | DECstation 5000/150 | |
108 | DECstation 5000/260 | |
109 | DECsystem 5900/260 | |
1da177e4 LT |
110 | |
111 | otherwise choose R3000. | |
112 | ||
5e83d430 | 113 | config MACH_JAZZ |
3fa986fa | 114 | bool "Jazz family of machines" |
5e83d430 RB |
115 | select ARC |
116 | select ARC32 | |
117 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 118 | select CEVT_R4K |
940f6b48 | 119 | select CSRC_R4K |
e2defae5 | 120 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 121 | select GENERIC_ISA_DMA |
ea202c63 | 122 | select IRQ_CPU |
d865bea4 | 123 | select I8253 |
5e83d430 RB |
124 | select I8259 |
125 | select ISA | |
7cf8053b | 126 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
127 | select SYS_SUPPORTS_32BIT_KERNEL |
128 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 129 | select SYS_SUPPORTS_100HZ |
9fd32cfb | 130 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 131 | help |
5e83d430 RB |
132 | This a family of machines based on the MIPS R4030 chipset which was |
133 | used by several vendors to build RISC/os and Windows NT workstations. | |
134 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and | |
135 | Olivetti M700-10 workstations. | |
136 | ||
1f21d2bd BM |
137 | config LASAT |
138 | bool "LASAT Networks platforms" | |
42f77542 | 139 | select CEVT_R4K |
940f6b48 | 140 | select CSRC_R4K |
1f21d2bd BM |
141 | select DMA_NONCOHERENT |
142 | select SYS_HAS_EARLY_PRINTK | |
143 | select HW_HAS_PCI | |
a5ccfe5c | 144 | select IRQ_CPU |
1f21d2bd BM |
145 | select PCI_GT64XXX_PCI0 |
146 | select MIPS_NILE4 | |
147 | select R5000_CPU_SCACHE | |
148 | select SYS_HAS_CPU_R5000 | |
149 | select SYS_SUPPORTS_32BIT_KERNEL | |
150 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
151 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
152 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
153 | ||
ade299d8 YY |
154 | config LEMOTE_FULONG |
155 | bool "Lemote Fulong mini-PC" | |
156 | select ARCH_SPARSEMEM_ENABLE | |
42f77542 | 157 | select CEVT_R4K |
940f6b48 | 158 | select CSRC_R4K |
ade299d8 YY |
159 | select SYS_HAS_CPU_LOONGSON2 |
160 | select DMA_NONCOHERENT | |
161 | select BOOT_ELF32 | |
162 | select BOARD_SCACHE | |
163 | select HAVE_STD_PC_SERIAL_PORT | |
164 | select HW_HAS_PCI | |
165 | select I8259 | |
166 | select ISA | |
167 | select IRQ_CPU | |
168 | select SYS_SUPPORTS_32BIT_KERNEL | |
169 | select SYS_SUPPORTS_64BIT_KERNEL | |
170 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
171 | select SYS_SUPPORTS_HIGHMEM | |
172 | select SYS_HAS_EARLY_PRINTK | |
173 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
23dd6d35 | 174 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
ade299d8 YY |
175 | select CPU_HAS_WB |
176 | help | |
177 | Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and | |
178 | an FPGA northbridge | |
179 | ||
1da177e4 | 180 | config MIPS_ATLAS |
3fa986fa | 181 | bool "MIPS Atlas board" |
1da177e4 | 182 | select BOOT_ELF32 |
fa71c960 | 183 | select BOOT_RAW |
42f77542 | 184 | select CEVT_R4K |
940f6b48 | 185 | select CSRC_R4K |
1da177e4 | 186 | select DMA_NONCOHERENT |
36a88530 | 187 | select SYS_HAS_EARLY_PRINTK |
5e83d430 | 188 | select IRQ_CPU |
1da177e4 | 189 | select HW_HAS_PCI |
5e83d430 RB |
190 | select MIPS_BOARDS_GEN |
191 | select MIPS_BONITO64 | |
252161ec | 192 | select PCI_GT64XXX_PCI0 |
5e83d430 | 193 | select MIPS_MSC |
f4b7cdb4 | 194 | select RM7000_CPU_SCACHE |
1da177e4 | 195 | select SWAP_IO_SPACE |
7cf8053b RB |
196 | select SYS_HAS_CPU_MIPS32_R1 |
197 | select SYS_HAS_CPU_MIPS32_R2 | |
198 | select SYS_HAS_CPU_MIPS64_R1 | |
199 | select SYS_HAS_CPU_NEVADA | |
200 | select SYS_HAS_CPU_RM7000 | |
ed5ba2fb YY |
201 | select SYS_SUPPORTS_32BIT_KERNEL |
202 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
203 | select SYS_SUPPORTS_BIG_ENDIAN |
204 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f41ae0b2 | 205 | select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL |
9693a853 | 206 | select SYS_SUPPORTS_SMARTMIPS |
e77c232c | 207 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 208 | help |
f638d197 | 209 | This enables support for the MIPS Technologies Atlas evaluation |
1da177e4 LT |
210 | board. |
211 | ||
212 | config MIPS_MALTA | |
3fa986fa | 213 | bool "MIPS Malta board" |
61ed242d | 214 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 215 | select BOOT_ELF32 |
fa71c960 | 216 | select BOOT_RAW |
42f77542 | 217 | select CEVT_R4K |
940f6b48 | 218 | select CSRC_R4K |
1da177e4 LT |
219 | select DMA_NONCOHERENT |
220 | select GENERIC_ISA_DMA | |
aa414dff | 221 | select IRQ_CPU |
1da177e4 | 222 | select HW_HAS_PCI |
d865bea4 | 223 | select I8253 |
1da177e4 | 224 | select I8259 |
5e83d430 RB |
225 | select MIPS_BOARDS_GEN |
226 | select MIPS_BONITO64 | |
9318c51a | 227 | select MIPS_CPU_SCACHE |
252161ec | 228 | select PCI_GT64XXX_PCI0 |
5e83d430 | 229 | select MIPS_MSC |
1da177e4 | 230 | select SWAP_IO_SPACE |
7cf8053b RB |
231 | select SYS_HAS_CPU_MIPS32_R1 |
232 | select SYS_HAS_CPU_MIPS32_R2 | |
233 | select SYS_HAS_CPU_MIPS64_R1 | |
234 | select SYS_HAS_CPU_NEVADA | |
235 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 236 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
237 | select SYS_SUPPORTS_32BIT_KERNEL |
238 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
239 | select SYS_SUPPORTS_BIG_ENDIAN |
240 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f41ae0b2 | 241 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 242 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 243 | help |
f638d197 | 244 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
245 | board. |
246 | ||
247 | config MIPS_SEAD | |
d98cc84d | 248 | bool "MIPS SEAD board" |
42f77542 | 249 | select CEVT_R4K |
940f6b48 | 250 | select CSRC_R4K |
1da177e4 LT |
251 | select IRQ_CPU |
252 | select DMA_NONCOHERENT | |
36a88530 | 253 | select SYS_HAS_EARLY_PRINTK |
5e83d430 | 254 | select MIPS_BOARDS_GEN |
7cf8053b RB |
255 | select SYS_HAS_CPU_MIPS32_R1 |
256 | select SYS_HAS_CPU_MIPS32_R2 | |
257 | select SYS_HAS_CPU_MIPS64_R1 | |
ed5ba2fb | 258 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 RB |
259 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL |
260 | select SYS_SUPPORTS_BIG_ENDIAN | |
261 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
9693a853 | 262 | select SYS_SUPPORTS_SMARTMIPS |
f638d197 MR |
263 | help |
264 | This enables support for the MIPS Technologies SEAD evaluation | |
265 | board. | |
1da177e4 | 266 | |
5e83d430 | 267 | config MIPS_SIM |
3fa986fa | 268 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 269 | select CEVT_R4K |
940f6b48 | 270 | select CSRC_R4K |
1da177e4 | 271 | select DMA_NONCOHERENT |
36a88530 | 272 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 273 | select IRQ_CPU |
9267a30d | 274 | select BOOT_RAW |
7cf8053b RB |
275 | select SYS_HAS_CPU_MIPS32_R1 |
276 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 277 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 278 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 279 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 280 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 281 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 282 | help |
5e83d430 RB |
283 | This option enables support for MIPS Technologies MIPSsim software |
284 | emulator. | |
1da177e4 | 285 | |
ade299d8 YY |
286 | config MARKEINS |
287 | bool "NEC EMMA2RH Mark-eins" | |
42f77542 | 288 | select CEVT_R4K |
940f6b48 | 289 | select CSRC_R4K |
ade299d8 YY |
290 | select DMA_NONCOHERENT |
291 | select HW_HAS_PCI | |
292 | select IRQ_CPU | |
293 | select SWAP_IO_SPACE | |
294 | select SYS_SUPPORTS_32BIT_KERNEL | |
295 | select SYS_SUPPORTS_BIG_ENDIAN | |
296 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
297 | select SYS_HAS_CPU_R5000 | |
298 | help | |
299 | This enables support for the R5432-based NEC Mark-eins | |
300 | boards with R5500 CPU. | |
301 | ||
5e83d430 | 302 | config MACH_VR41XX |
74142d65 | 303 | bool "NEC VR4100 series based machines" |
42f77542 | 304 | select CEVT_R4K |
940f6b48 | 305 | select CSRC_R4K |
7cf8053b | 306 | select SYS_HAS_CPU_VR41XX |
9fd32cfb | 307 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 308 | |
ade299d8 YY |
309 | config PNX8550_JBS |
310 | bool "Philips PNX8550 based JBS board" | |
311 | select PNX8550 | |
312 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
313 | ||
314 | config PNX8550_STB810 | |
315 | bool "Philips PNX8550 based STB810 board" | |
316 | select PNX8550 | |
317 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
318 | ||
9267a30d MSJ |
319 | config PMC_MSP |
320 | bool "PMC-Sierra MSP chipsets" | |
321 | depends on EXPERIMENTAL | |
322 | select DMA_NONCOHERENT | |
323 | select SWAP_IO_SPACE | |
324 | select NO_EXCEPT_FILL | |
325 | select BOOT_RAW | |
326 | select SYS_HAS_CPU_MIPS32_R1 | |
327 | select SYS_HAS_CPU_MIPS32_R2 | |
328 | select SYS_SUPPORTS_32BIT_KERNEL | |
329 | select SYS_SUPPORTS_BIG_ENDIAN | |
330 | select SYS_SUPPORTS_KGDB | |
331 | select IRQ_CPU | |
332 | select SERIAL_8250 | |
333 | select SERIAL_8250_CONSOLE | |
334 | help | |
335 | This adds support for the PMC-Sierra family of Multi-Service | |
336 | Processor System-On-A-Chips. These parts include a number | |
337 | of integrated peripherals, interfaces and DSPs in addition to | |
338 | a variety of MIPS cores. | |
339 | ||
5e83d430 | 340 | config PMC_YOSEMITE |
3fa986fa | 341 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 342 | select CEVT_R4K |
940f6b48 | 343 | select CSRC_R4K |
5e83d430 RB |
344 | select DMA_COHERENT |
345 | select HW_HAS_PCI | |
346 | select IRQ_CPU | |
347 | select IRQ_CPU_RM7K | |
348 | select IRQ_CPU_RM9K | |
349 | select SWAP_IO_SPACE | |
7cf8053b | 350 | select SYS_HAS_CPU_RM9000 |
36a88530 | 351 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
352 | select SYS_SUPPORTS_32BIT_KERNEL |
353 | select SYS_SUPPORTS_64BIT_KERNEL | |
354 | select SYS_SUPPORTS_BIG_ENDIAN | |
355 | select SYS_SUPPORTS_HIGHMEM | |
cc801077 | 356 | select SYS_SUPPORTS_KGDB |
e73ea273 | 357 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
358 | help |
359 | Yosemite is an evaluation board for the RM9000x2 processor | |
360 | manufactured by PMC-Sierra. | |
1da177e4 | 361 | |
1da177e4 | 362 | config SGI_IP22 |
3fa986fa | 363 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
364 | select ARC |
365 | select ARC32 | |
366 | select BOOT_ELF32 | |
42f77542 | 367 | select CEVT_R4K |
940f6b48 | 368 | select CSRC_R4K |
e2defae5 | 369 | select DEFAULT_SGI_PARTITION |
1da177e4 | 370 | select DMA_NONCOHERENT |
5e83d430 | 371 | select HW_HAS_EISA |
d865bea4 | 372 | select I8253 |
68de4803 | 373 | select I8259 |
1da177e4 LT |
374 | select IP22_CPU_SCACHE |
375 | select IRQ_CPU | |
aa414dff | 376 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
377 | select SGI_HAS_DS1286 |
378 | select SGI_HAS_I8042 | |
379 | select SGI_HAS_INDYDOG | |
380 | select SGI_HAS_SEEQ | |
381 | select SGI_HAS_WD93 | |
382 | select SGI_HAS_ZILOG | |
1da177e4 | 383 | select SWAP_IO_SPACE |
7cf8053b RB |
384 | select SYS_HAS_CPU_R4X00 |
385 | select SYS_HAS_CPU_R5000 | |
36a88530 | 386 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
387 | select SYS_SUPPORTS_32BIT_KERNEL |
388 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 389 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
390 | help |
391 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
392 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
393 | that runs on these, say Y here. | |
394 | ||
395 | config SGI_IP27 | |
3fa986fa | 396 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
397 | select ARC |
398 | select ARC64 | |
5e83d430 | 399 | select BOOT_ELF64 |
e2defae5 | 400 | select DEFAULT_SGI_PARTITION |
1da177e4 | 401 | select DMA_IP27 |
36a88530 | 402 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 403 | select HW_HAS_PCI |
130e2fb7 | 404 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 405 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 406 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 407 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 408 | select SYS_SUPPORTS_KGDB |
d8cb4e11 | 409 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 410 | select SYS_SUPPORTS_SMP |
e77c232c | 411 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
412 | help |
413 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
414 | workstations. To compile a Linux kernel that runs on these, say Y | |
415 | here. | |
416 | ||
e2defae5 TB |
417 | config SGI_IP28 |
418 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
419 | depends on EXPERIMENTAL | |
420 | select ARC | |
421 | select ARC64 | |
422 | select BOOT_ELF64 | |
423 | select CEVT_R4K | |
424 | select CSRC_R4K | |
425 | select DEFAULT_SGI_PARTITION | |
426 | select DMA_NONCOHERENT | |
427 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
428 | select IRQ_CPU | |
429 | select HW_HAS_EISA | |
430 | select I8253 | |
431 | select I8259 | |
432 | select SGI_HAS_DS1286 | |
433 | select SGI_HAS_I8042 | |
434 | select SGI_HAS_INDYDOG | |
435 | select SGI_HAS_SEEQ | |
436 | select SGI_HAS_WD93 | |
437 | select SGI_HAS_ZILOG | |
438 | select SWAP_IO_SPACE | |
439 | select SYS_HAS_CPU_R10000 | |
440 | select SYS_HAS_EARLY_PRINTK | |
441 | select SYS_SUPPORTS_64BIT_KERNEL | |
442 | select SYS_SUPPORTS_BIG_ENDIAN | |
443 | help | |
444 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
445 | kernel that runs on these, say Y here. | |
446 | ||
1da177e4 | 447 | config SGI_IP32 |
cfd2afc0 | 448 | bool "SGI IP32 (O2)" |
1da177e4 LT |
449 | select ARC |
450 | select ARC32 | |
451 | select BOOT_ELF32 | |
42f77542 | 452 | select CEVT_R4K |
940f6b48 | 453 | select CSRC_R4K |
1da177e4 LT |
454 | select DMA_NONCOHERENT |
455 | select HW_HAS_PCI | |
dd67b155 | 456 | select IRQ_CPU |
1da177e4 LT |
457 | select R5000_CPU_SCACHE |
458 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
459 | select SYS_HAS_CPU_R5000 |
460 | select SYS_HAS_CPU_R10000 if BROKEN | |
461 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 462 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 463 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 464 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 465 | help |
5e83d430 | 466 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 467 | |
ade299d8 YY |
468 | config SIBYTE_CRHINE |
469 | bool "Sibyte BCM91120C-CRhine" | |
470 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
471 | select BOOT_ELF32 |
472 | select DMA_COHERENT | |
ade299d8 | 473 | select SIBYTE_BCM1120 |
9a6dcea1 | 474 | select SWAP_IO_SPACE |
7cf8053b | 475 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
476 | select SYS_SUPPORTS_BIG_ENDIAN |
477 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
478 | ||
ade299d8 YY |
479 | config SIBYTE_CARMEL |
480 | bool "Sibyte BCM91120x-Carmel" | |
481 | depends on EXPERIMENTAL | |
5e83d430 | 482 | select BOOT_ELF32 |
1da177e4 | 483 | select DMA_COHERENT |
ade299d8 | 484 | select SIBYTE_BCM1120 |
5e83d430 | 485 | select SWAP_IO_SPACE |
7cf8053b | 486 | select SYS_HAS_CPU_SB1 |
81731f79 | 487 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 488 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 489 | |
ade299d8 YY |
490 | config SIBYTE_CRHONE |
491 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
492 | depends on EXPERIMENTAL |
493 | select BOOT_ELF32 | |
494 | select DMA_COHERENT | |
ade299d8 | 495 | select SIBYTE_BCM1125 |
5e83d430 | 496 | select SWAP_IO_SPACE |
7cf8053b | 497 | select SYS_HAS_CPU_SB1 |
5e83d430 | 498 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 499 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 500 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 501 | |
5e83d430 | 502 | config SIBYTE_RHONE |
3fa986fa | 503 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
504 | depends on EXPERIMENTAL |
505 | select BOOT_ELF32 | |
506 | select DMA_COHERENT | |
507 | select SIBYTE_BCM1125H | |
508 | select SWAP_IO_SPACE | |
7cf8053b | 509 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
510 | select SYS_SUPPORTS_BIG_ENDIAN |
511 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 512 | |
ade299d8 YY |
513 | config SIBYTE_SWARM |
514 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 515 | select BOOT_ELF32 |
26a940e2 | 516 | select DMA_COHERENT |
ade299d8 YY |
517 | select NR_CPUS_DEFAULT_2 |
518 | select SIBYTE_SB1250 | |
5e83d430 | 519 | select SWAP_IO_SPACE |
7cf8053b | 520 | select SYS_HAS_CPU_SB1 |
5e83d430 | 521 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 YY |
522 | select SYS_SUPPORTS_HIGHMEM |
523 | select SYS_SUPPORTS_KGDB | |
e3ad1c23 | 524 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 525 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 526 | |
ade299d8 YY |
527 | config SIBYTE_LITTLESUR |
528 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
529 | depends on EXPERIMENTAL |
530 | select BOOT_ELF32 | |
531 | select DMA_COHERENT | |
130e2fb7 | 532 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
533 | select SIBYTE_SB1250 |
534 | select SWAP_IO_SPACE | |
7cf8053b | 535 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
536 | select SYS_SUPPORTS_BIG_ENDIAN |
537 | select SYS_SUPPORTS_HIGHMEM | |
538 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 539 | |
ade299d8 YY |
540 | config SIBYTE_SENTOSA |
541 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
542 | depends on EXPERIMENTAL |
543 | select BOOT_ELF32 | |
544 | select DMA_COHERENT | |
130e2fb7 | 545 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
546 | select SIBYTE_SB1250 |
547 | select SWAP_IO_SPACE | |
7cf8053b | 548 | select SYS_HAS_CPU_SB1 |
5e83d430 | 549 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 550 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 551 | |
ade299d8 YY |
552 | config SIBYTE_BIGSUR |
553 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
554 | select BOOT_ELF32 |
555 | select DMA_COHERENT | |
ade299d8 | 556 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 557 | select SIBYTE_BCM1x80 |
5e83d430 | 558 | select SWAP_IO_SPACE |
7cf8053b | 559 | select SYS_HAS_CPU_SB1 |
5e83d430 | 560 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 561 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 562 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 563 | select ZONE_DMA32 if 64BIT |
1da177e4 | 564 | |
14b36af4 TB |
565 | config SNI_RM |
566 | bool "SNI RM200/300/400" | |
4a0312fc TB |
567 | select ARC if CPU_LITTLE_ENDIAN |
568 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 569 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 570 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 571 | select BOOT_ELF32 |
42f77542 | 572 | select CEVT_R4K |
940f6b48 | 573 | select CSRC_R4K |
e2defae5 | 574 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
575 | select DMA_NONCOHERENT |
576 | select GENERIC_ISA_DMA | |
5e83d430 | 577 | select HW_HAS_EISA |
1da177e4 | 578 | select HW_HAS_PCI |
c066a32a | 579 | select IRQ_CPU |
d865bea4 | 580 | select I8253 |
1da177e4 LT |
581 | select I8259 |
582 | select ISA | |
4a0312fc | 583 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 584 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 585 | select SYS_HAS_CPU_R5000 |
c066a32a | 586 | select SYS_HAS_CPU_R10000 |
4a0312fc | 587 | select R5000_CPU_SCACHE |
36a88530 | 588 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
589 | select SYS_SUPPORTS_32BIT_KERNEL |
590 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 591 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 592 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 593 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 594 | help |
14b36af4 TB |
595 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
596 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
597 | Technology and now in turn merged with Fujitsu. Say Y here to |
598 | support this machine type. | |
599 | ||
5e83d430 | 600 | config TOSHIBA_JMR3927 |
3fa986fa | 601 | bool "Toshiba JMR-TX3927 board" |
229f773e | 602 | select CEVT_TXX9 |
5e83d430 RB |
603 | select DMA_NONCOHERENT |
604 | select HW_HAS_PCI | |
605 | select MIPS_TX3927 | |
c87abd75 | 606 | select IRQ_TXX9 |
5e83d430 | 607 | select SWAP_IO_SPACE |
7cf8053b | 608 | select SYS_HAS_CPU_TX39XX |
5e83d430 | 609 | select SYS_SUPPORTS_32BIT_KERNEL |
6a2603a2 | 610 | select SYS_SUPPORTS_LITTLE_ENDIAN |
5e83d430 | 611 | select SYS_SUPPORTS_BIG_ENDIAN |
2127435e | 612 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 613 | |
1da177e4 | 614 | config TOSHIBA_RBTX4927 |
08a91283 | 615 | bool "Toshiba RBTX49[23]7 board" |
42f77542 | 616 | select CEVT_R4K |
940f6b48 | 617 | select CSRC_R4K |
229f773e | 618 | select CEVT_TXX9 |
1da177e4 LT |
619 | select DMA_NONCOHERENT |
620 | select HAS_TXX9_SERIAL | |
621 | select HW_HAS_PCI | |
c87abd75 AN |
622 | select IRQ_CPU |
623 | select IRQ_TXX9 | |
624 | select I8259 if TOSHIBA_FPCIB0 | |
1da177e4 | 625 | select SWAP_IO_SPACE |
7cf8053b | 626 | select SYS_HAS_CPU_TX49XX |
ed5ba2fb YY |
627 | select SYS_SUPPORTS_32BIT_KERNEL |
628 | select SYS_SUPPORTS_64BIT_KERNEL | |
6a2603a2 | 629 | select SYS_SUPPORTS_LITTLE_ENDIAN |
5e83d430 | 630 | select SYS_SUPPORTS_BIG_ENDIAN |
cc801077 | 631 | select SYS_SUPPORTS_KGDB |
9fd32cfb | 632 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
633 | help |
634 | This Toshiba board is based on the TX4927 processor. Say Y here to | |
635 | support this machine type | |
636 | ||
5e83d430 | 637 | config TOSHIBA_RBTX4938 |
3fa986fa | 638 | bool "Toshiba RBTX4938 board" |
42f77542 | 639 | select CEVT_R4K |
940f6b48 | 640 | select CSRC_R4K |
229f773e | 641 | select CEVT_TXX9 |
5e83d430 | 642 | select DMA_NONCOHERENT |
5e83d430 RB |
643 | select HAS_TXX9_SERIAL |
644 | select HW_HAS_PCI | |
c87abd75 AN |
645 | select IRQ_CPU |
646 | select IRQ_TXX9 | |
5e83d430 | 647 | select SWAP_IO_SPACE |
7cf8053b | 648 | select SYS_HAS_CPU_TX49XX |
5e83d430 RB |
649 | select SYS_SUPPORTS_32BIT_KERNEL |
650 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
651 | select SYS_SUPPORTS_BIG_ENDIAN | |
cc801077 | 652 | select SYS_SUPPORTS_KGDB |
9fd32cfb | 653 | select GENERIC_HARDIRQS_NO__DO_IRQ |
3896b054 | 654 | select GENERIC_GPIO |
5e83d430 RB |
655 | help |
656 | This Toshiba board is based on the TX4938 processor. Say Y here to | |
657 | support this machine type | |
658 | ||
ade299d8 YY |
659 | config WR_PPMC |
660 | bool "Wind River PPMC board" | |
42f77542 | 661 | select CEVT_R4K |
940f6b48 | 662 | select CSRC_R4K |
ade299d8 YY |
663 | select IRQ_CPU |
664 | select BOOT_ELF32 | |
665 | select DMA_NONCOHERENT | |
666 | select HW_HAS_PCI | |
667 | select PCI_GT64XXX_PCI0 | |
668 | select SWAP_IO_SPACE | |
669 | select SYS_HAS_CPU_MIPS32_R1 | |
670 | select SYS_HAS_CPU_MIPS32_R2 | |
671 | select SYS_HAS_CPU_MIPS64_R1 | |
672 | select SYS_HAS_CPU_NEVADA | |
673 | select SYS_HAS_CPU_RM7000 | |
674 | select SYS_SUPPORTS_32BIT_KERNEL | |
675 | select SYS_SUPPORTS_64BIT_KERNEL | |
676 | select SYS_SUPPORTS_BIG_ENDIAN | |
677 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
678 | help | |
679 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
680 | board, which is based on GT64120 bridge chip. | |
681 | ||
5e83d430 | 682 | endchoice |
1da177e4 | 683 | |
c3543e25 | 684 | source "arch/mips/au1000/Kconfig" |
9c746edb | 685 | source "arch/mips/basler/excite/Kconfig" |
5e83d430 | 686 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 687 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 688 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 689 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 690 | source "arch/mips/sibyte/Kconfig" |
5e83d430 | 691 | source "arch/mips/tx4927/Kconfig" |
23fbee9d | 692 | source "arch/mips/tx4938/Kconfig" |
5e83d430 | 693 | source "arch/mips/vr41xx/Kconfig" |
38b18f72 | 694 | |
5e83d430 RB |
695 | endmenu |
696 | ||
1da177e4 LT |
697 | config RWSEM_GENERIC_SPINLOCK |
698 | bool | |
699 | default y | |
700 | ||
701 | config RWSEM_XCHGADD_ALGORITHM | |
702 | bool | |
703 | ||
f0d1b0b3 DH |
704 | config ARCH_HAS_ILOG2_U32 |
705 | bool | |
706 | default n | |
707 | ||
708 | config ARCH_HAS_ILOG2_U64 | |
709 | bool | |
710 | default n | |
711 | ||
00a58253 RB |
712 | config ARCH_SUPPORTS_OPROFILE |
713 | bool | |
714 | default y if !MIPS_MT_SMTC | |
715 | ||
3c9ee7ef AM |
716 | config GENERIC_FIND_NEXT_BIT |
717 | bool | |
718 | default y | |
719 | ||
720 | config GENERIC_HWEIGHT | |
721 | bool | |
722 | default y | |
723 | ||
1da177e4 LT |
724 | config GENERIC_CALIBRATE_DELAY |
725 | bool | |
726 | default y | |
727 | ||
7bcf7717 RB |
728 | config GENERIC_CLOCKEVENTS |
729 | bool | |
730 | default y | |
731 | ||
8db02010 RB |
732 | config GENERIC_TIME |
733 | bool | |
734 | default y | |
735 | ||
f5ff0a28 RB |
736 | config GENERIC_CMOS_UPDATE |
737 | bool | |
738 | default y | |
739 | ||
1cc89038 AN |
740 | config SCHED_NO_NO_OMIT_FRAME_POINTER |
741 | bool | |
742 | default y | |
743 | ||
e77c232c FBH |
744 | config GENERIC_HARDIRQS_NO__DO_IRQ |
745 | bool | |
746 | default n | |
747 | ||
1da177e4 LT |
748 | # |
749 | # Select some configuration options automatically based on user selections. | |
750 | # | |
751 | config ARC | |
752 | bool | |
1da177e4 | 753 | |
61ed242d RB |
754 | config ARCH_MAY_HAVE_PC_FDC |
755 | bool | |
756 | ||
9267a30d MSJ |
757 | config BOOT_RAW |
758 | bool | |
759 | ||
217dd11e RB |
760 | config CEVT_BCM1480 |
761 | bool | |
762 | ||
1097c6ac YY |
763 | config CEVT_GT641XX |
764 | bool | |
765 | ||
42f77542 RB |
766 | config CEVT_R4K |
767 | bool | |
768 | ||
217dd11e RB |
769 | config CEVT_SB1250 |
770 | bool | |
771 | ||
229f773e AN |
772 | config CEVT_TXX9 |
773 | bool | |
774 | ||
217dd11e RB |
775 | config CSRC_BCM1480 |
776 | bool | |
777 | ||
940f6b48 RB |
778 | config CSRC_R4K |
779 | bool | |
780 | ||
217dd11e RB |
781 | config CSRC_SB1250 |
782 | bool | |
783 | ||
df78b5c8 AJ |
784 | config CFE |
785 | bool | |
786 | ||
4ce588cd | 787 | config DMA_COHERENT |
1da177e4 LT |
788 | bool |
789 | ||
4ce588cd | 790 | config DMA_IP27 |
1da177e4 LT |
791 | bool |
792 | ||
4ce588cd RB |
793 | config DMA_NONCOHERENT |
794 | bool | |
795 | select DMA_NEED_PCI_MAP_STATE | |
796 | ||
797 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
798 | bool |
799 | ||
800 | config EARLY_PRINTK | |
36a88530 RB |
801 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
802 | depends on SYS_HAS_EARLY_PRINTK | |
803 | default y | |
804 | help | |
805 | This option enables special console drivers which allow the kernel | |
806 | to print messages very early in the bootup process. | |
807 | ||
808 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
809 | early before the console code is initialized. For normal operation, |
810 | it is not recommended because it looks ugly on some machines and | |
811 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
812 | unless you want to debug such a crash. |
813 | ||
814 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 815 | bool |
1da177e4 | 816 | |
dbb74540 RB |
817 | config HOTPLUG_CPU |
818 | bool | |
819 | default n | |
820 | ||
1da177e4 LT |
821 | config I8259 |
822 | bool | |
1da177e4 | 823 | |
1da177e4 LT |
824 | config MIPS_BONITO64 |
825 | bool | |
1da177e4 LT |
826 | |
827 | config MIPS_MSC | |
828 | bool | |
1da177e4 | 829 | |
1f21d2bd BM |
830 | config MIPS_NILE4 |
831 | bool | |
832 | ||
1da177e4 LT |
833 | config MIPS_DISABLE_OBSOLETE_IDE |
834 | bool | |
835 | ||
d388d685 MR |
836 | config NO_IOPORT |
837 | def_bool n | |
838 | ||
8313da30 RB |
839 | config GENERIC_ISA_DMA |
840 | bool | |
841 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
842 | ||
aa414dff RB |
843 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
844 | bool | |
8313da30 | 845 | select GENERIC_ISA_DMA |
aa414dff | 846 | |
09663335 YY |
847 | config GENERIC_GPIO |
848 | bool | |
849 | ||
5e83d430 | 850 | # |
3cb2fccc | 851 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
852 | # answer,so we try hard to limit the available choices. Also the use of a |
853 | # choice statement should be more obvious to the user. | |
854 | # | |
855 | choice | |
856 | prompt "Endianess selection" | |
1da177e4 LT |
857 | help |
858 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 859 | byte order. These modes require different kernels and a different |
3cb2fccc | 860 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 861 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 862 | one or the other endianness. |
5e83d430 RB |
863 | |
864 | config CPU_BIG_ENDIAN | |
865 | bool "Big endian" | |
866 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
867 | ||
868 | config CPU_LITTLE_ENDIAN | |
869 | bool "Little endian" | |
870 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
871 | help | |
872 | ||
873 | endchoice | |
874 | ||
2116245e RB |
875 | config SYS_SUPPORTS_APM_EMULATION |
876 | bool | |
877 | ||
5e83d430 RB |
878 | config SYS_SUPPORTS_BIG_ENDIAN |
879 | bool | |
880 | ||
881 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
882 | bool | |
1da177e4 LT |
883 | |
884 | config IRQ_CPU | |
885 | bool | |
886 | ||
887 | config IRQ_CPU_RM7K | |
888 | bool | |
889 | ||
5e83d430 RB |
890 | config IRQ_CPU_RM9K |
891 | bool | |
892 | ||
9267a30d MSJ |
893 | config IRQ_MSP_SLP |
894 | bool | |
895 | ||
896 | config IRQ_MSP_CIC | |
897 | bool | |
898 | ||
8420fd00 AN |
899 | config IRQ_TXX9 |
900 | bool | |
901 | ||
d5ab1a69 YY |
902 | config IRQ_GT641XX |
903 | bool | |
904 | ||
1da177e4 LT |
905 | config MIPS_BOARDS_GEN |
906 | bool | |
1da177e4 | 907 | |
252161ec | 908 | config PCI_GT64XXX_PCI0 |
1da177e4 | 909 | bool |
1da177e4 | 910 | |
9267a30d MSJ |
911 | config NO_EXCEPT_FILL |
912 | bool | |
913 | ||
1da177e4 LT |
914 | config MIPS_TX3927 |
915 | bool | |
1da177e4 | 916 | select HAS_TXX9_SERIAL |
1da177e4 | 917 | |
663c3d90 | 918 | config MIPS_RM9122 |
919 | bool | |
920 | select SERIAL_RM9000 | |
663c3d90 | 921 | |
bdf21b18 PP |
922 | config PNX8550 |
923 | bool | |
924 | select SOC_PNX8550 | |
925 | ||
926 | config SOC_PNX8550 | |
927 | bool | |
bdf21b18 PP |
928 | select DMA_NONCOHERENT |
929 | select HW_HAS_PCI | |
b8c2a77c | 930 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 931 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 932 | select SYS_SUPPORTS_32BIT_KERNEL |
e77c232c | 933 | select GENERIC_HARDIRQS_NO__DO_IRQ |
cc801077 | 934 | select SYS_SUPPORTS_KGDB |
4ead1681 | 935 | select GENERIC_GPIO |
bdf21b18 | 936 | |
1da177e4 LT |
937 | config SWAP_IO_SPACE |
938 | bool | |
939 | ||
355c471f | 940 | config EMMA2RH |
941 | bool | |
942 | depends on MARKEINS | |
943 | default y | |
944 | ||
663c3d90 | 945 | config SERIAL_RM9000 |
946 | bool | |
947 | ||
e2defae5 TB |
948 | config SGI_HAS_DS1286 |
949 | bool | |
950 | ||
951 | config SGI_HAS_INDYDOG | |
952 | bool | |
953 | ||
954 | config SGI_HAS_SEEQ | |
955 | bool | |
956 | ||
957 | config SGI_HAS_WD93 | |
958 | bool | |
959 | ||
960 | config SGI_HAS_ZILOG | |
961 | bool | |
962 | ||
963 | config SGI_HAS_I8042 | |
964 | bool | |
965 | ||
966 | config DEFAULT_SGI_PARTITION | |
967 | bool | |
968 | ||
5e83d430 RB |
969 | config ARC32 |
970 | bool | |
971 | ||
231a35d3 TB |
972 | config SNIPROM |
973 | bool | |
974 | ||
1da177e4 LT |
975 | config BOOT_ELF32 |
976 | bool | |
1da177e4 LT |
977 | |
978 | config MIPS_L1_CACHE_SHIFT | |
979 | int | |
06cf5583 | 980 | default "4" if MACH_DECSTATION |
e2defae5 | 981 | default "7" if SGI_IP27 || SGI_IP28 || SNI_RM |
9267a30d | 982 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
983 | default "5" |
984 | ||
1da177e4 LT |
985 | config HAVE_STD_PC_SERIAL_PORT |
986 | bool | |
987 | ||
1da177e4 LT |
988 | config ARC_CONSOLE |
989 | bool "ARC console support" | |
e2defae5 | 990 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
991 | |
992 | config ARC_MEMORY | |
993 | bool | |
14b36af4 | 994 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
995 | default y |
996 | ||
997 | config ARC_PROMLIB | |
998 | bool | |
e2defae5 | 999 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1000 | default y |
1001 | ||
1002 | config ARC64 | |
1003 | bool | |
1da177e4 LT |
1004 | |
1005 | config BOOT_ELF64 | |
1006 | bool | |
1da177e4 | 1007 | |
1da177e4 LT |
1008 | menu "CPU selection" |
1009 | ||
1010 | choice | |
1011 | prompt "CPU type" | |
1012 | default CPU_R4X00 | |
1013 | ||
2a21c730 FZ |
1014 | config CPU_LOONGSON2 |
1015 | bool "Loongson 2" | |
1016 | depends on SYS_HAS_CPU_LOONGSON2 | |
1017 | select CPU_SUPPORTS_32BIT_KERNEL | |
1018 | select CPU_SUPPORTS_64BIT_KERNEL | |
1019 | select CPU_SUPPORTS_HIGHMEM | |
1020 | help | |
1021 | The Loongson 2E processor implements the MIPS III instruction set | |
1022 | with many extensions. | |
1023 | ||
6e760c8d RB |
1024 | config CPU_MIPS32_R1 |
1025 | bool "MIPS32 Release 1" | |
7cf8053b | 1026 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 1027 | select CPU_HAS_LLSC |
6e760c8d | 1028 | select CPU_HAS_PREFETCH |
797798c1 | 1029 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1030 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1031 | help |
5e83d430 | 1032 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1033 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1034 | MIPS processor are based on a MIPS32 processor. If you know the | |
1035 | specific type of processor in your system, choose those that one | |
1036 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1037 | Release 2 of the MIPS32 architecture is available since several | |
1038 | years so chances are you even have a MIPS32 Release 2 processor | |
1039 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1040 | performance. | |
1041 | ||
1042 | config CPU_MIPS32_R2 | |
1043 | bool "MIPS32 Release 2" | |
7cf8053b | 1044 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 1045 | select CPU_HAS_LLSC |
1e5f1caa | 1046 | select CPU_HAS_PREFETCH |
797798c1 | 1047 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1048 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1049 | help |
5e83d430 | 1050 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1051 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1052 | MIPS processor are based on a MIPS32 processor. If you know the | |
1053 | specific type of processor in your system, choose those that one | |
1054 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1055 | ||
1056 | config CPU_MIPS64_R1 | |
1057 | bool "MIPS64 Release 1" | |
7cf8053b | 1058 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 1059 | select CPU_HAS_LLSC |
797798c1 | 1060 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1061 | select CPU_SUPPORTS_32BIT_KERNEL |
1062 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1063 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
1064 | help |
1065 | Choose this option to build a kernel for release 1 or later of the | |
1066 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1067 | MIPS processor are based on a MIPS64 processor. If you know the | |
1068 | specific type of processor in your system, choose those that one | |
1069 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1070 | Release 2 of the MIPS64 architecture is available since several |
1071 | years so chances are you even have a MIPS64 Release 2 processor | |
1072 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1073 | performance. | |
1074 | ||
1075 | config CPU_MIPS64_R2 | |
1076 | bool "MIPS64 Release 2" | |
7cf8053b | 1077 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1078 | select CPU_HAS_LLSC |
797798c1 | 1079 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1080 | select CPU_SUPPORTS_32BIT_KERNEL |
1081 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1082 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1083 | help |
1084 | Choose this option to build a kernel for release 2 or later of the | |
1085 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1086 | MIPS processor are based on a MIPS64 processor. If you know the | |
1087 | specific type of processor in your system, choose those that one | |
1088 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1089 | |
1090 | config CPU_R3000 | |
1091 | bool "R3000" | |
7cf8053b | 1092 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1093 | select CPU_HAS_WB |
ed5ba2fb | 1094 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1095 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1096 | help |
1097 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1098 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1099 | *not* work on R4000 machines and vice versa. However, since most | |
1100 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1101 | might be a safe bet. If the resulting kernel does not work, | |
1102 | try to recompile with R3000. | |
1103 | ||
1104 | config CPU_TX39XX | |
1105 | bool "R39XX" | |
7cf8053b | 1106 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1107 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1108 | |
1109 | config CPU_VR41XX | |
1110 | bool "R41xx" | |
7cf8053b | 1111 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1112 | select CPU_SUPPORTS_32BIT_KERNEL |
1113 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1114 | help |
5e83d430 | 1115 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1116 | Only choose this option if you have one of these processors as a |
1117 | kernel built with this option will not run on any other type of | |
1118 | processor or vice versa. | |
1119 | ||
1120 | config CPU_R4300 | |
1121 | bool "R4300" | |
7cf8053b | 1122 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1123 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1124 | select CPU_SUPPORTS_32BIT_KERNEL |
1125 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1126 | help |
1127 | MIPS Technologies R4300-series processors. | |
1128 | ||
1129 | config CPU_R4X00 | |
1130 | bool "R4x00" | |
7cf8053b | 1131 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1132 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1133 | select CPU_SUPPORTS_32BIT_KERNEL |
1134 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1135 | help |
1136 | MIPS Technologies R4000-series processors other than 4300, including | |
1137 | the R4000, R4400, R4600, and 4700. | |
1138 | ||
1139 | config CPU_TX49XX | |
1140 | bool "R49XX" | |
7cf8053b | 1141 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1142 | select CPU_HAS_LLSC |
de862b48 | 1143 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1144 | select CPU_SUPPORTS_32BIT_KERNEL |
1145 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1146 | |
1147 | config CPU_R5000 | |
1148 | bool "R5000" | |
7cf8053b | 1149 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1150 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1151 | select CPU_SUPPORTS_32BIT_KERNEL |
1152 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1153 | help |
1154 | MIPS Technologies R5000-series processors other than the Nevada. | |
1155 | ||
1156 | config CPU_R5432 | |
1157 | bool "R5432" | |
7cf8053b | 1158 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1159 | select CPU_HAS_LLSC |
5e83d430 RB |
1160 | select CPU_SUPPORTS_32BIT_KERNEL |
1161 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1162 | |
1163 | config CPU_R6000 | |
1164 | bool "R6000" | |
ed5ba2fb | 1165 | depends on EXPERIMENTAL |
f7062ddb | 1166 | select CPU_HAS_LLSC |
7cf8053b | 1167 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1168 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1169 | help |
1170 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1171 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1172 | |
1173 | config CPU_NEVADA | |
1174 | bool "RM52xx" | |
7cf8053b | 1175 | depends on SYS_HAS_CPU_NEVADA |
f7062ddb | 1176 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1177 | select CPU_SUPPORTS_32BIT_KERNEL |
1178 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1179 | help |
1180 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1181 | ||
1182 | config CPU_R8000 | |
1183 | bool "R8000" | |
ed5ba2fb | 1184 | depends on EXPERIMENTAL |
7cf8053b | 1185 | depends on SYS_HAS_CPU_R8000 |
f7062ddb | 1186 | select CPU_HAS_LLSC |
5e83d430 | 1187 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1188 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1189 | help |
1190 | MIPS Technologies R8000 processors. Note these processors are | |
1191 | uncommon and the support for them is incomplete. | |
1192 | ||
1193 | config CPU_R10000 | |
1194 | bool "R10000" | |
7cf8053b | 1195 | depends on SYS_HAS_CPU_R10000 |
f7062ddb | 1196 | select CPU_HAS_LLSC |
5e83d430 | 1197 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1198 | select CPU_SUPPORTS_32BIT_KERNEL |
1199 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1200 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1201 | help |
1202 | MIPS Technologies R10000-series processors. | |
1203 | ||
1204 | config CPU_RM7000 | |
1205 | bool "RM7000" | |
7cf8053b | 1206 | depends on SYS_HAS_CPU_RM7000 |
f7062ddb | 1207 | select CPU_HAS_LLSC |
5e83d430 | 1208 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1209 | select CPU_SUPPORTS_32BIT_KERNEL |
1210 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1211 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1212 | |
1213 | config CPU_RM9000 | |
1214 | bool "RM9000" | |
7cf8053b | 1215 | depends on SYS_HAS_CPU_RM9000 |
f7062ddb | 1216 | select CPU_HAS_LLSC |
5e83d430 | 1217 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1218 | select CPU_SUPPORTS_32BIT_KERNEL |
1219 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1220 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1221 | select WEAK_ORDERING |
1da177e4 LT |
1222 | |
1223 | config CPU_SB1 | |
1224 | bool "SB1" | |
7cf8053b | 1225 | depends on SYS_HAS_CPU_SB1 |
f7062ddb | 1226 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1227 | select CPU_SUPPORTS_32BIT_KERNEL |
1228 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1229 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1230 | select WEAK_ORDERING |
1da177e4 LT |
1231 | |
1232 | endchoice | |
1233 | ||
2a21c730 FZ |
1234 | config SYS_HAS_CPU_LOONGSON2 |
1235 | bool | |
1236 | ||
7cf8053b RB |
1237 | config SYS_HAS_CPU_MIPS32_R1 |
1238 | bool | |
1239 | ||
1240 | config SYS_HAS_CPU_MIPS32_R2 | |
1241 | bool | |
1242 | ||
1243 | config SYS_HAS_CPU_MIPS64_R1 | |
1244 | bool | |
1245 | ||
1246 | config SYS_HAS_CPU_MIPS64_R2 | |
1247 | bool | |
1248 | ||
1249 | config SYS_HAS_CPU_R3000 | |
1250 | bool | |
1251 | ||
1252 | config SYS_HAS_CPU_TX39XX | |
1253 | bool | |
1254 | ||
1255 | config SYS_HAS_CPU_VR41XX | |
1256 | bool | |
1257 | ||
1258 | config SYS_HAS_CPU_R4300 | |
1259 | bool | |
1260 | ||
1261 | config SYS_HAS_CPU_R4X00 | |
1262 | bool | |
1263 | ||
1264 | config SYS_HAS_CPU_TX49XX | |
1265 | bool | |
1266 | ||
1267 | config SYS_HAS_CPU_R5000 | |
1268 | bool | |
1269 | ||
1270 | config SYS_HAS_CPU_R5432 | |
1271 | bool | |
1272 | ||
1273 | config SYS_HAS_CPU_R6000 | |
1274 | bool | |
1275 | ||
1276 | config SYS_HAS_CPU_NEVADA | |
1277 | bool | |
1278 | ||
1279 | config SYS_HAS_CPU_R8000 | |
1280 | bool | |
1281 | ||
1282 | config SYS_HAS_CPU_R10000 | |
1283 | bool | |
1284 | ||
1285 | config SYS_HAS_CPU_RM7000 | |
1286 | bool | |
1287 | ||
1288 | config SYS_HAS_CPU_RM9000 | |
1289 | bool | |
1290 | ||
1291 | config SYS_HAS_CPU_SB1 | |
1292 | bool | |
1293 | ||
17099b11 RB |
1294 | # |
1295 | # CPU may reorder R->R, R->W, W->R, W->W | |
1296 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1297 | # | |
0004a9df RB |
1298 | config WEAK_ORDERING |
1299 | bool | |
17099b11 RB |
1300 | |
1301 | # | |
1302 | # CPU may reorder reads and writes beyond LL/SC | |
1303 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1304 | # | |
1305 | config WEAK_REORDERING_BEYOND_LLSC | |
1306 | bool | |
5e83d430 RB |
1307 | endmenu |
1308 | ||
1309 | # | |
c09b47d8 | 1310 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1311 | # |
1312 | config CPU_MIPS32 | |
1313 | bool | |
1314 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1315 | ||
1316 | config CPU_MIPS64 | |
1317 | bool | |
1318 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1319 | ||
1320 | # | |
c09b47d8 | 1321 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1322 | # |
1323 | config CPU_MIPSR1 | |
1324 | bool | |
1325 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1326 | ||
1327 | config CPU_MIPSR2 | |
1328 | bool | |
1329 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 | |
1330 | ||
1331 | config SYS_SUPPORTS_32BIT_KERNEL | |
1332 | bool | |
1333 | config SYS_SUPPORTS_64BIT_KERNEL | |
1334 | bool | |
1335 | config CPU_SUPPORTS_32BIT_KERNEL | |
1336 | bool | |
1337 | config CPU_SUPPORTS_64BIT_KERNEL | |
1338 | bool | |
1339 | ||
1340 | menu "Kernel type" | |
1341 | ||
1342 | choice | |
1343 | ||
1344 | prompt "Kernel code model" | |
1345 | help | |
1346 | You should only select this option if you have a workload that | |
1347 | actually benefits from 64-bit processing or if your machine has | |
1348 | large memory. You will only be presented a single option in this | |
1349 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1350 | ||
1351 | config 32BIT | |
1352 | bool "32-bit kernel" | |
1353 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1354 | select TRAD_SIGNALS | |
1355 | help | |
1356 | Select this option if you want to build a 32-bit kernel. | |
1357 | config 64BIT | |
1358 | bool "64-bit kernel" | |
1359 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1360 | help | |
1361 | Select this option if you want to build a 64-bit kernel. | |
1362 | ||
1363 | endchoice | |
1364 | ||
1da177e4 LT |
1365 | choice |
1366 | prompt "Kernel page size" | |
1367 | default PAGE_SIZE_4KB | |
1368 | ||
1369 | config PAGE_SIZE_4KB | |
1370 | bool "4kB" | |
1371 | help | |
1372 | This option select the standard 4kB Linux page size. On some | |
1373 | R3000-family processors this is the only available page size. Using | |
1374 | 4kB page size will minimize memory consumption and is therefore | |
1375 | recommended for low memory systems. | |
1376 | ||
1377 | config PAGE_SIZE_8KB | |
1378 | bool "8kB" | |
1379 | depends on EXPERIMENTAL && CPU_R8000 | |
1380 | help | |
1381 | Using 8kB page size will result in higher performance kernel at | |
1382 | the price of higher memory consumption. This option is available | |
1383 | only on the R8000 processor. Not that at the time of this writing | |
1384 | this option is still high experimental; there are also issues with | |
1385 | compatibility of user applications. | |
1386 | ||
1387 | config PAGE_SIZE_16KB | |
1388 | bool "16kB" | |
714bfad6 | 1389 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1390 | help |
1391 | Using 16kB page size will result in higher performance kernel at | |
1392 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1393 | all non-R3000 family processors. Note that you will need a suitable |
1394 | Linux distribution to support this. | |
1da177e4 LT |
1395 | |
1396 | config PAGE_SIZE_64KB | |
1397 | bool "64kB" | |
1398 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1399 | help | |
1400 | Using 64kB page size will result in higher performance kernel at | |
1401 | the price of higher memory consumption. This option is available on | |
1402 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1403 | writing this option is still high experimental. |
1da177e4 LT |
1404 | |
1405 | endchoice | |
1406 | ||
1407 | config BOARD_SCACHE | |
1408 | bool | |
1409 | ||
1410 | config IP22_CPU_SCACHE | |
1411 | bool | |
1412 | select BOARD_SCACHE | |
1413 | ||
9318c51a CD |
1414 | # |
1415 | # Support for a MIPS32 / MIPS64 style S-caches | |
1416 | # | |
1417 | config MIPS_CPU_SCACHE | |
1418 | bool | |
1419 | select BOARD_SCACHE | |
1420 | ||
1da177e4 LT |
1421 | config R5000_CPU_SCACHE |
1422 | bool | |
1423 | select BOARD_SCACHE | |
1424 | ||
1425 | config RM7000_CPU_SCACHE | |
1426 | bool | |
1427 | select BOARD_SCACHE | |
1428 | ||
1429 | config SIBYTE_DMA_PAGEOPS | |
1430 | bool "Use DMA to clear/copy pages" | |
1431 | depends on CPU_SB1 | |
1432 | help | |
1433 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1434 | channel. These DMA channels are otherwise unused by the standard | |
1435 | SiByte Linux port. Seems to give a small performance benefit. | |
1436 | ||
1437 | config CPU_HAS_PREFETCH | |
c8094b53 | 1438 | bool |
1da177e4 | 1439 | |
340ee4b9 RB |
1440 | choice |
1441 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1442 | |
1443 | config MIPS_MT_DISABLED | |
1444 | bool "Disable multithreading support." | |
1445 | help | |
1446 | Use this option if your workload can't take advantage of | |
1447 | MIPS hardware multithreading support. On systems that don't have | |
1448 | the option of an MT-enabled processor this option will be the only | |
1449 | option in this menu. | |
340ee4b9 | 1450 | |
59d6ab86 RB |
1451 | config MIPS_MT_SMP |
1452 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1453 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1454 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1455 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1456 | select MIPS_MT |
f510aa3b | 1457 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1458 | select SMP |
0ab7aefc | 1459 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1460 | select SYS_SUPPORTS_SMP |
87353d8a | 1461 | select SMP_UP |
f41ae0b2 | 1462 | help |
59d6ab86 RB |
1463 | This is a kernel model which is also known a VSMP or lately |
1464 | has been marketesed into SMVP. | |
41c594ab | 1465 | |
59d6ab86 RB |
1466 | config MIPS_MT_SMTC |
1467 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1468 | depends on CPU_MIPS32_R2 | |
1469 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 | 1470 | depends on SYS_SUPPORTS_MULTITHREADING |
ea580401 | 1471 | select GENERIC_CLOCKEVENTS_BROADCAST |
f41ae0b2 | 1472 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1473 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1474 | select MIPS_MT |
130e2fb7 | 1475 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1476 | select SMP |
73b76c78 | 1477 | select SYS_SUPPORTS_SMP |
87353d8a | 1478 | select SMP_UP |
f41ae0b2 | 1479 | help |
59d6ab86 RB |
1480 | This is a kernel model which is known a SMTC or lately has been |
1481 | marketesed into SMVP. | |
340ee4b9 | 1482 | |
340ee4b9 RB |
1483 | endchoice |
1484 | ||
f41ae0b2 RB |
1485 | config MIPS_MT |
1486 | bool | |
1487 | ||
0ab7aefc RB |
1488 | config SCHED_SMT |
1489 | bool "SMT (multithreading) scheduler support" | |
1490 | depends on SYS_SUPPORTS_SCHED_SMT | |
1491 | default n | |
1492 | help | |
1493 | SMT scheduler support improves the CPU scheduler's decision making | |
1494 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1495 | increased overhead in some places. If unsure say N here. | |
1496 | ||
1497 | config SYS_SUPPORTS_SCHED_SMT | |
1498 | bool | |
1499 | ||
1500 | ||
f41ae0b2 RB |
1501 | config SYS_SUPPORTS_MULTITHREADING |
1502 | bool | |
1503 | ||
f088fc84 RB |
1504 | config MIPS_MT_FPAFF |
1505 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1506 | default y |
07cc0c9e RB |
1507 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1508 | ||
1509 | config MIPS_VPE_LOADER | |
1510 | bool "VPE loader support." | |
1511 | depends on SYS_SUPPORTS_MULTITHREADING | |
1512 | select CPU_MIPSR2_IRQ_VI | |
1513 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1514 | select MIPS_MT |
1515 | help | |
1516 | Includes a loader for loading an elf relocatable object | |
1517 | onto another VPE and running it. | |
f088fc84 | 1518 | |
ac8be955 RB |
1519 | config MIPS_MT_SMTC_INSTANT_REPLAY |
1520 | bool "Low-latency Dispatch of Deferred SMTC IPIs" | |
619af723 | 1521 | depends on MIPS_MT_SMTC && !PREEMPT |
ac8be955 RB |
1522 | default y |
1523 | help | |
1524 | SMTC pseudo-interrupts between TCs are deferred and queued | |
1525 | if the target TC is interrupt-inhibited (IXMT). In the first | |
1526 | SMTC prototypes, these queued IPIs were serviced on return | |
1527 | to user mode, or on entry into the kernel idle loop. The | |
1528 | INSTANT_REPLAY option dispatches them as part of local_irq_restore() | |
1529 | processing, which adds runtime overhead (hence the option to turn | |
1530 | it off), but ensures that IPIs are handled promptly even under | |
1531 | heavy I/O interrupt load. | |
1532 | ||
0db34215 KK |
1533 | config MIPS_MT_SMTC_IM_BACKSTOP |
1534 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1535 | depends on MIPS_MT_SMTC | |
1536 | default y | |
1537 | help | |
1538 | To support multiple TC microthreads acting as "CPUs" within | |
1539 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1540 | during interrupt handling. To support legacy drivers and interrupt | |
1541 | controller management code, SMTC has a "backstop" to track and | |
1542 | if necessary restore the interrupt mask. This has some performance | |
1543 | impact on interrupt service overhead. Disable it only if you know | |
1544 | what you are doing. | |
1545 | ||
f571eff0 KK |
1546 | config MIPS_MT_SMTC_IRQAFF |
1547 | bool "Support IRQ affinity API" | |
1548 | depends on MIPS_MT_SMTC | |
1549 | default n | |
1550 | help | |
1551 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1552 | for SMTC Linux kernel. Requires platform support, of which | |
1553 | an example can be found in the MIPS kernel i8259 and Malta | |
1554 | platform code. It is recommended that MIPS_MT_SMTC_INSTANT_REPLAY | |
1555 | be enabled if MIPS_MT_SMTC_IRQAFF is used. Adds overhead to | |
1556 | interrupt dispatch, and should be used only if you know what | |
1557 | you are doing. | |
1558 | ||
e01402b1 RB |
1559 | config MIPS_VPE_LOADER_TOM |
1560 | bool "Load VPE program into memory hidden from linux" | |
1561 | depends on MIPS_VPE_LOADER | |
1562 | default y | |
1563 | help | |
1564 | The loader can use memory that is present but has been hidden from | |
1565 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1566 | you to ensure the amount you put in the option and the space your | |
1567 | program requires is less or equal to the amount physically present. | |
1568 | ||
1569 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1570 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1571 | bool "Enable support for AP/SP API (RTLX)" |
1572 | depends on MIPS_VPE_LOADER | |
1573 | help | |
e01402b1 | 1574 | |
2600990e RB |
1575 | config MIPS_APSP_KSPD |
1576 | bool "Enable KSPD" | |
1577 | depends on MIPS_VPE_APSP_API | |
1578 | default y | |
1579 | help | |
1580 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1581 | side, actions them and returns the results. It also handles the | |
1582 | "exit" syscall notifying other kernel modules the SP program is | |
1583 | exiting. You probably want to say yes here. | |
1584 | ||
1da177e4 LT |
1585 | config SB1_PASS_1_WORKAROUNDS |
1586 | bool | |
1587 | depends on CPU_SB1_PASS_1 | |
1588 | default y | |
1589 | ||
1590 | config SB1_PASS_2_WORKAROUNDS | |
1591 | bool | |
1592 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1593 | default y | |
1594 | ||
1595 | config SB1_PASS_2_1_WORKAROUNDS | |
1596 | bool | |
1597 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1598 | default y | |
1599 | ||
1600 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1601 | bool |
1da177e4 | 1602 | |
1da177e4 | 1603 | config CPU_HAS_LLSC |
f7062ddb | 1604 | bool |
1da177e4 | 1605 | |
9693a853 FBH |
1606 | config CPU_HAS_SMARTMIPS |
1607 | depends on SYS_SUPPORTS_SMARTMIPS | |
1608 | bool "Support for the SmartMIPS ASE" | |
1609 | help | |
1610 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1611 | increased security at both hardware and software level for | |
1612 | smartcards. Enabling this option will allow proper use of the | |
1613 | SmartMIPS instructions by Linux applications. However a kernel with | |
1614 | this option will not work on a MIPS core without SmartMIPS core. If | |
1615 | you don't know you probably don't have SmartMIPS and should say N | |
1616 | here. | |
1617 | ||
1da177e4 | 1618 | config CPU_HAS_WB |
f7062ddb | 1619 | bool |
e01402b1 | 1620 | |
f41ae0b2 RB |
1621 | # |
1622 | # Vectored interrupt mode is an R2 feature | |
1623 | # | |
e01402b1 | 1624 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1625 | bool |
e01402b1 | 1626 | |
f41ae0b2 RB |
1627 | # |
1628 | # Extended interrupt mode is an R2 feature | |
1629 | # | |
e01402b1 | 1630 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1631 | bool |
e01402b1 | 1632 | |
1da177e4 LT |
1633 | config CPU_HAS_SYNC |
1634 | bool | |
1635 | depends on !CPU_R3000 | |
1636 | default y | |
1637 | ||
ea580401 RB |
1638 | config GENERIC_CLOCKEVENTS_BROADCAST |
1639 | bool | |
1640 | ||
20d60d99 MR |
1641 | # |
1642 | # CPU non-features | |
1643 | # | |
1644 | config CPU_DADDI_WORKAROUNDS | |
1645 | bool | |
1646 | ||
1647 | config CPU_R4000_WORKAROUNDS | |
1648 | bool | |
1649 | select CPU_R4400_WORKAROUNDS | |
1650 | ||
1651 | config CPU_R4400_WORKAROUNDS | |
1652 | bool | |
1653 | ||
797798c1 RB |
1654 | # |
1655 | # Use the generic interrupt handling code in kernel/irq/: | |
1656 | # | |
1657 | config GENERIC_HARDIRQS | |
1658 | bool | |
1659 | default y | |
1660 | ||
1661 | config GENERIC_IRQ_PROBE | |
1662 | bool | |
1663 | default y | |
1664 | ||
0d7012a9 | 1665 | config IRQ_PER_CPU |
0d7012a9 | 1666 | bool |
0d7012a9 | 1667 | |
1da177e4 LT |
1668 | # |
1669 | # - Highmem only makes sense for the 32-bit kernel. | |
1670 | # - The current highmem code will only work properly on physically indexed | |
1671 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1672 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1673 | # moment we protect the user and offer the highmem option only on machines | |
1674 | # where it's known to be safe. This will not offer highmem on a few systems | |
1675 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1676 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1677 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1678 | # know they might have memory configurations that could make use of highmem | |
1679 | # support. | |
1da177e4 LT |
1680 | # |
1681 | config HIGHMEM | |
1682 | bool "High Memory Support" | |
797798c1 RB |
1683 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1684 | ||
1685 | config CPU_SUPPORTS_HIGHMEM | |
1686 | bool | |
1687 | ||
1688 | config SYS_SUPPORTS_HIGHMEM | |
1689 | bool | |
1da177e4 | 1690 | |
9693a853 FBH |
1691 | config SYS_SUPPORTS_SMARTMIPS |
1692 | bool | |
1693 | ||
b4819b59 YY |
1694 | config ARCH_FLATMEM_ENABLE |
1695 | def_bool y | |
1696 | depends on !NUMA | |
1697 | ||
d8cb4e11 RB |
1698 | config ARCH_DISCONTIGMEM_ENABLE |
1699 | bool | |
1700 | default y if SGI_IP27 | |
1701 | help | |
3dde6ad8 | 1702 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1703 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1704 | or have huge holes in the physical address space for other reasons. | |
1705 | See <file:Documentation/vm/numa> for more. | |
1706 | ||
cce335ae RB |
1707 | config ARCH_POPULATES_NODE_MAP |
1708 | def_bool y | |
1709 | ||
31473747 AN |
1710 | config ARCH_SPARSEMEM_ENABLE |
1711 | bool | |
7de58fab | 1712 | select SPARSEMEM_STATIC |
31473747 | 1713 | |
d8cb4e11 RB |
1714 | config NUMA |
1715 | bool "NUMA Support" | |
1716 | depends on SYS_SUPPORTS_NUMA | |
1717 | help | |
1718 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1719 | Access). This option improves performance on systems with more | |
1720 | than two nodes; on two node systems it is generally better to | |
1721 | leave it disabled; on single node systems disable this option | |
1722 | disabled. | |
1723 | ||
1724 | config SYS_SUPPORTS_NUMA | |
1725 | bool | |
1726 | ||
c80d79d7 YG |
1727 | config NODES_SHIFT |
1728 | int | |
1729 | default "6" | |
1730 | depends on NEED_MULTIPLE_NODES | |
1731 | ||
b4819b59 YY |
1732 | source "mm/Kconfig" |
1733 | ||
1da177e4 LT |
1734 | config SMP |
1735 | bool "Multi-Processing support" | |
e73ea273 | 1736 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1737 | select IRQ_PER_CPU |
e73ea273 | 1738 | help |
1da177e4 LT |
1739 | This enables support for systems with more than one CPU. If you have |
1740 | a system with only one CPU, like most personal computers, say N. If | |
1741 | you have a system with more than one CPU, say Y. | |
1742 | ||
1743 | If you say N here, the kernel will run on single and multiprocessor | |
1744 | machines, but will use only one CPU of a multiprocessor machine. If | |
1745 | you say Y here, the kernel will run on many, but not all, | |
1746 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1747 | will run faster if you say N here. | |
1748 | ||
1749 | People using multiprocessor machines who say Y here should also say | |
1750 | Y to "Enhanced Real Time Clock Support", below. | |
1751 | ||
1752 | See also the <file:Documentation/smp.txt> and the SMP-HOWTO | |
1753 | available at <http://www.tldp.org/docs.html#howto>. | |
1754 | ||
1755 | If you don't know what to do here, say N. | |
1756 | ||
87353d8a RB |
1757 | config SMP_UP |
1758 | bool | |
1759 | ||
e73ea273 RB |
1760 | config SYS_SUPPORTS_SMP |
1761 | bool | |
1762 | ||
72ede9b1 AN |
1763 | config NR_CPUS_DEFAULT_1 |
1764 | bool | |
1765 | ||
130e2fb7 RB |
1766 | config NR_CPUS_DEFAULT_2 |
1767 | bool | |
1768 | ||
1769 | config NR_CPUS_DEFAULT_4 | |
1770 | bool | |
1771 | ||
1772 | config NR_CPUS_DEFAULT_8 | |
1773 | bool | |
1774 | ||
1775 | config NR_CPUS_DEFAULT_16 | |
1776 | bool | |
1777 | ||
1778 | config NR_CPUS_DEFAULT_32 | |
1779 | bool | |
1780 | ||
1781 | config NR_CPUS_DEFAULT_64 | |
1782 | bool | |
1783 | ||
1da177e4 LT |
1784 | config NR_CPUS |
1785 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1786 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1787 | depends on SMP |
72ede9b1 | 1788 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1789 | default "2" if NR_CPUS_DEFAULT_2 |
1790 | default "4" if NR_CPUS_DEFAULT_4 | |
1791 | default "8" if NR_CPUS_DEFAULT_8 | |
1792 | default "16" if NR_CPUS_DEFAULT_16 | |
1793 | default "32" if NR_CPUS_DEFAULT_32 | |
1794 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1795 | help |
1796 | This allows you to specify the maximum number of CPUs which this | |
1797 | kernel will support. The maximum supported value is 32 for 32-bit | |
1798 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1799 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1800 | and 2 for all others. | |
1da177e4 LT |
1801 | |
1802 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1803 | approximately eight kilobytes to the kernel image. For best |
1804 | performance should round up your number of processors to the next | |
1805 | power of two. | |
1da177e4 | 1806 | |
c4eee283 AN |
1807 | source "kernel/time/Kconfig" |
1808 | ||
1723b4a3 AN |
1809 | # |
1810 | # Timer Interrupt Frequency Configuration | |
1811 | # | |
1812 | ||
1813 | choice | |
1814 | prompt "Timer frequency" | |
1815 | default HZ_250 | |
1816 | help | |
1817 | Allows the configuration of the timer frequency. | |
1818 | ||
1819 | config HZ_48 | |
1820 | bool "48 HZ" if SYS_SUPPORTS_48HZ | |
1821 | ||
1822 | config HZ_100 | |
1823 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1824 | ||
1825 | config HZ_128 | |
1826 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1827 | ||
1828 | config HZ_250 | |
1829 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1830 | ||
1831 | config HZ_256 | |
1832 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1833 | ||
1834 | config HZ_1000 | |
1835 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1836 | ||
1837 | config HZ_1024 | |
1838 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1839 | ||
1840 | endchoice | |
1841 | ||
1842 | config SYS_SUPPORTS_48HZ | |
1843 | bool | |
1844 | ||
1845 | config SYS_SUPPORTS_100HZ | |
1846 | bool | |
1847 | ||
1848 | config SYS_SUPPORTS_128HZ | |
1849 | bool | |
1850 | ||
1851 | config SYS_SUPPORTS_250HZ | |
1852 | bool | |
1853 | ||
1854 | config SYS_SUPPORTS_256HZ | |
1855 | bool | |
1856 | ||
1857 | config SYS_SUPPORTS_1000HZ | |
1858 | bool | |
1859 | ||
1860 | config SYS_SUPPORTS_1024HZ | |
1861 | bool | |
1862 | ||
1863 | config SYS_SUPPORTS_ARBIT_HZ | |
1864 | bool | |
1865 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1866 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1867 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1868 | !SYS_SUPPORTS_1024HZ | |
1869 | ||
1870 | config HZ | |
1871 | int | |
1872 | default 48 if HZ_48 | |
1873 | default 100 if HZ_100 | |
1874 | default 128 if HZ_128 | |
1875 | default 250 if HZ_250 | |
1876 | default 256 if HZ_256 | |
1877 | default 1000 if HZ_1000 | |
1878 | default 1024 if HZ_1024 | |
1879 | ||
e80de850 | 1880 | source "kernel/Kconfig.preempt" |
1da177e4 | 1881 | |
1da177e4 LT |
1882 | config MIPS_INSANE_LARGE |
1883 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1884 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1885 | help |
1886 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1887 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1888 | need processes of more than 1TB virtual address space, say Y here. | |
1889 | This will result in additional memory usage, so it is not | |
1890 | recommended for normal users. | |
1891 | ||
ea6e942b AN |
1892 | config KEXEC |
1893 | bool "Kexec system call (EXPERIMENTAL)" | |
1894 | depends on EXPERIMENTAL | |
1895 | help | |
1896 | kexec is a system call that implements the ability to shutdown your | |
1897 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1898 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1899 | you can start any kernel with it, not just Linux. |
1900 | ||
01dd2fbf | 1901 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1902 | |
1903 | It is an ongoing process to be certain the hardware in a machine | |
1904 | is properly shutdown, so do not be surprised if this code does not | |
1905 | initially work for you. It may help to enable device hotplugging | |
1906 | support. As of this writing the exact hardware interface is | |
1907 | strongly in flux, so no good recommendation can be made. | |
1908 | ||
1909 | config SECCOMP | |
1910 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1911 | depends on PROC_FS |
ea6e942b AN |
1912 | default y |
1913 | help | |
1914 | This kernel feature is useful for number crunching applications | |
1915 | that may need to compute untrusted bytecode during their | |
1916 | execution. By using pipes or other transports made available to | |
1917 | the process as file descriptors supporting the read/write | |
1918 | syscalls, it's possible to isolate those applications in | |
1919 | their own address space using seccomp. Once seccomp is | |
1920 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1921 | and the task is only allowed to execute a few safe syscalls | |
1922 | defined by each seccomp mode. | |
1923 | ||
1924 | If unsure, say Y. Only embedded should say N here. | |
1925 | ||
5e83d430 RB |
1926 | endmenu |
1927 | ||
1da177e4 LT |
1928 | config RWSEM_GENERIC_SPINLOCK |
1929 | bool | |
1930 | default y | |
1931 | ||
1df0f0ff AN |
1932 | config LOCKDEP_SUPPORT |
1933 | bool | |
1934 | default y | |
1935 | ||
1936 | config STACKTRACE_SUPPORT | |
1937 | bool | |
1938 | default y | |
1939 | ||
b6c3539b RB |
1940 | source "init/Kconfig" |
1941 | ||
1da177e4 LT |
1942 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1943 | ||
5e83d430 RB |
1944 | config HW_HAS_EISA |
1945 | bool | |
1da177e4 LT |
1946 | config HW_HAS_PCI |
1947 | bool | |
1948 | ||
1949 | config PCI | |
1950 | bool "Support for PCI controller" | |
1951 | depends on HW_HAS_PCI | |
abb4ae46 | 1952 | select PCI_DOMAINS |
1da177e4 LT |
1953 | help |
1954 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1955 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1956 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1957 | say Y, otherwise N. | |
1958 | ||
1959 | The PCI-HOWTO, available from | |
1960 | <http://www.tldp.org/docs.html#howto>, contains valuable | |
1961 | information about which PCI hardware does work under Linux and which | |
1962 | doesn't. | |
1963 | ||
1964 | config PCI_DOMAINS | |
1965 | bool | |
1da177e4 LT |
1966 | |
1967 | source "drivers/pci/Kconfig" | |
1968 | ||
1969 | # | |
1970 | # ISA support is now enabled via select. Too many systems still have the one | |
1971 | # or other ISA chip on the board that users don't know about so don't expect | |
1972 | # users to choose the right thing ... | |
1973 | # | |
1974 | config ISA | |
1975 | bool | |
1976 | ||
1977 | config EISA | |
1978 | bool "EISA support" | |
5e83d430 | 1979 | depends on HW_HAS_EISA |
1da177e4 | 1980 | select ISA |
aa414dff | 1981 | select GENERIC_ISA_DMA |
1da177e4 LT |
1982 | ---help--- |
1983 | The Extended Industry Standard Architecture (EISA) bus was | |
1984 | developed as an open alternative to the IBM MicroChannel bus. | |
1985 | ||
1986 | The EISA bus provided some of the features of the IBM MicroChannel | |
1987 | bus while maintaining backward compatibility with cards made for | |
1988 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
1989 | 1995 when it was made obsolete by the PCI bus. | |
1990 | ||
1991 | Say Y here if you are building a kernel for an EISA-based machine. | |
1992 | ||
1993 | Otherwise, say N. | |
1994 | ||
1995 | source "drivers/eisa/Kconfig" | |
1996 | ||
1997 | config TC | |
1998 | bool "TURBOchannel support" | |
1999 | depends on MACH_DECSTATION | |
2000 | help | |
2001 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
2002 | processors. Documentation on writing device drivers for TurboChannel | |
2003 | is available at: | |
2004 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
2005 | ||
2006 | #config ACCESSBUS | |
2007 | # bool "Access.Bus support" | |
2008 | # depends on TC | |
2009 | ||
2010 | config MMU | |
2011 | bool | |
2012 | default y | |
2013 | ||
d865bea4 RB |
2014 | config I8253 |
2015 | bool | |
2016 | ||
cce335ae RB |
2017 | config ZONE_DMA32 |
2018 | bool | |
2019 | ||
1da177e4 LT |
2020 | source "drivers/pcmcia/Kconfig" |
2021 | ||
2022 | source "drivers/pci/hotplug/Kconfig" | |
2023 | ||
2024 | endmenu | |
2025 | ||
2026 | menu "Executable file formats" | |
2027 | ||
2028 | source "fs/Kconfig.binfmt" | |
2029 | ||
2030 | config TRAD_SIGNALS | |
2031 | bool | |
1da177e4 | 2032 | |
1da177e4 LT |
2033 | config BINFMT_IRIX |
2034 | bool "Include IRIX binary compatibility" | |
5e83d430 | 2035 | depends on CPU_BIG_ENDIAN && 32BIT && BROKEN |
1da177e4 LT |
2036 | |
2037 | config MIPS32_COMPAT | |
2038 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2039 | depends on 64BIT |
1da177e4 LT |
2040 | help |
2041 | Select this option if you want Linux/MIPS 32-bit binary | |
2042 | compatibility. Since all software available for Linux/MIPS is | |
2043 | currently 32-bit you should say Y here. | |
2044 | ||
2045 | config COMPAT | |
2046 | bool | |
2047 | depends on MIPS32_COMPAT | |
2048 | default y | |
2049 | ||
05e43966 AN |
2050 | config SYSVIPC_COMPAT |
2051 | bool | |
2052 | depends on COMPAT && SYSVIPC | |
2053 | default y | |
2054 | ||
1da177e4 LT |
2055 | config MIPS32_O32 |
2056 | bool "Kernel support for o32 binaries" | |
2057 | depends on MIPS32_COMPAT | |
2058 | help | |
2059 | Select this option if you want to run o32 binaries. These are pure | |
2060 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2061 | existing binaries are in this format. | |
2062 | ||
2063 | If unsure, say Y. | |
2064 | ||
2065 | config MIPS32_N32 | |
2066 | bool "Kernel support for n32 binaries" | |
2067 | depends on MIPS32_COMPAT | |
2068 | help | |
2069 | Select this option if you want to run n32 binaries. These are | |
2070 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2071 | data that would normally be 64-bit. They are used in special | |
2072 | cases. | |
2073 | ||
2074 | If unsure, say N. | |
2075 | ||
2076 | config BINFMT_ELF32 | |
2077 | bool | |
2078 | default y if MIPS32_O32 || MIPS32_N32 | |
2079 | ||
2116245e RB |
2080 | endmenu |
2081 | ||
2082 | menu "Power management options" | |
2083 | ||
2084 | source "kernel/power/Kconfig" | |
952fa954 | 2085 | |
1da177e4 LT |
2086 | endmenu |
2087 | ||
d5950b43 SR |
2088 | source "net/Kconfig" |
2089 | ||
1da177e4 LT |
2090 | source "drivers/Kconfig" |
2091 | ||
2092 | source "fs/Kconfig" | |
2093 | ||
09cadedb | 2094 | source "kernel/Kconfig.instrumentation" |
5e83d430 | 2095 | |
1da177e4 LT |
2096 | source "arch/mips/Kconfig.debug" |
2097 | ||
2098 | source "security/Kconfig" | |
2099 | ||
2100 | source "crypto/Kconfig" | |
2101 | ||
2102 | source "lib/Kconfig" |