Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
ec7748b5 | 4 | select HAVE_IDE |
42d4b839 | 5 | select HAVE_OPROFILE |
88547001 | 6 | select HAVE_ARCH_KGDB |
1da177e4 LT |
7 | # Horrible source of confusion. Die, die, die ... |
8 | select EMBEDDED | |
90b02340 | 9 | select RTC_LIB |
1da177e4 | 10 | |
875d43e7 RB |
11 | mainmenu "Linux/MIPS Kernel Configuration" |
12 | ||
1da177e4 LT |
13 | menu "Machine selection" |
14 | ||
5ac6da66 CL |
15 | config ZONE_DMA |
16 | bool | |
5ac6da66 | 17 | |
5e83d430 RB |
18 | choice |
19 | prompt "System type" | |
20 | default SGI_IP22 | |
1da177e4 | 21 | |
c3543e25 YY |
22 | config MACH_ALCHEMY |
23 | bool "Alchemy processor based machines" | |
1da177e4 | 24 | |
35189fad | 25 | config BASLER_EXCITE |
be91589e | 26 | bool "Basler eXcite smart camera" |
42f77542 | 27 | select CEVT_R4K |
940f6b48 | 28 | select CSRC_R4K |
35189fad RB |
29 | select DMA_COHERENT |
30 | select HW_HAS_PCI | |
31 | select IRQ_CPU | |
32 | select IRQ_CPU_RM7K | |
33 | select IRQ_CPU_RM9K | |
663c3d90 | 34 | select MIPS_RM9122 |
35189fad RB |
35 | select SYS_HAS_CPU_RM9000 |
36 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad RB |
37 | select SYS_SUPPORTS_BIG_ENDIAN |
38 | help | |
39 | The eXcite is a smart camera platform manufactured by | |
be91589e | 40 | Basler Vision Technologies AG. |
35189fad | 41 | |
1c0c13eb AJ |
42 | config BCM47XX |
43 | bool "BCM47XX based boards" | |
42f77542 | 44 | select CEVT_R4K |
940f6b48 | 45 | select CSRC_R4K |
1c0c13eb AJ |
46 | select DMA_NONCOHERENT |
47 | select HW_HAS_PCI | |
48 | select IRQ_CPU | |
49 | select SYS_HAS_CPU_MIPS32_R1 | |
50 | select SYS_SUPPORTS_32BIT_KERNEL | |
51 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
52 | select SSB | |
53 | select SSB_DRIVER_MIPS | |
2f02c15a | 54 | select SSB_DRIVER_EXTIF |
b06f3e19 | 55 | select SSB_EMBEDDED |
2f02c15a | 56 | select SSB_PCICORE_HOSTMODE if PCI |
1c0c13eb | 57 | select GENERIC_GPIO |
25e5fb97 AJ |
58 | select SYS_HAS_EARLY_PRINTK |
59 | select CFE | |
1c0c13eb AJ |
60 | help |
61 | Support for BCM47XX based boards | |
62 | ||
1da177e4 | 63 | config MIPS_COBALT |
3fa986fa | 64 | bool "Cobalt Server" |
42f77542 | 65 | select CEVT_R4K |
940f6b48 | 66 | select CSRC_R4K |
1097c6ac | 67 | select CEVT_GT641XX |
1da177e4 LT |
68 | select DMA_NONCOHERENT |
69 | select HW_HAS_PCI | |
d865bea4 | 70 | select I8253 |
1da177e4 LT |
71 | select I8259 |
72 | select IRQ_CPU | |
d5ab1a69 | 73 | select IRQ_GT641XX |
252161ec | 74 | select PCI_GT64XXX_PCI0 |
7cf8053b | 75 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 76 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 77 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 78 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 79 | select SYS_SUPPORTS_LITTLE_ENDIAN |
9fd32cfb | 80 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
81 | |
82 | config MACH_DECSTATION | |
3fa986fa | 83 | bool "DECstations" |
1da177e4 | 84 | select BOOT_ELF32 |
6457d9fc | 85 | select CEVT_DS1287 |
42f77542 | 86 | select CEVT_R4K |
4247417d | 87 | select CSRC_IOASIC |
940f6b48 | 88 | select CSRC_R4K |
20d60d99 MR |
89 | select CPU_DADDI_WORKAROUNDS if 64BIT |
90 | select CPU_R4000_WORKAROUNDS if 64BIT | |
91 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 92 | select DMA_NONCOHERENT |
d388d685 | 93 | select NO_IOPORT |
1da177e4 | 94 | select IRQ_CPU |
7cf8053b RB |
95 | select SYS_HAS_CPU_R3000 |
96 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
97 | select SYS_SUPPORTS_32BIT_KERNEL |
98 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 99 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
100 | select SYS_SUPPORTS_128HZ |
101 | select SYS_SUPPORTS_256HZ | |
102 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 103 | help |
1da177e4 LT |
104 | This enables support for DEC's MIPS based workstations. For details |
105 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
106 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
107 | ||
108 | If you have one of the following DECstation Models you definitely | |
109 | want to choose R4xx0 for the CPU Type: | |
110 | ||
9308816c RB |
111 | DECstation 5000/50 |
112 | DECstation 5000/150 | |
113 | DECstation 5000/260 | |
114 | DECsystem 5900/260 | |
1da177e4 LT |
115 | |
116 | otherwise choose R3000. | |
117 | ||
5e83d430 | 118 | config MACH_JAZZ |
3fa986fa | 119 | bool "Jazz family of machines" |
5e83d430 RB |
120 | select ARC |
121 | select ARC32 | |
122 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 123 | select CEVT_R4K |
940f6b48 | 124 | select CSRC_R4K |
e2defae5 | 125 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 126 | select GENERIC_ISA_DMA |
ea202c63 | 127 | select IRQ_CPU |
d865bea4 | 128 | select I8253 |
5e83d430 RB |
129 | select I8259 |
130 | select ISA | |
7cf8053b | 131 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
132 | select SYS_SUPPORTS_32BIT_KERNEL |
133 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 134 | select SYS_SUPPORTS_100HZ |
9fd32cfb | 135 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 | 136 | help |
5e83d430 RB |
137 | This a family of machines based on the MIPS R4030 chipset which was |
138 | used by several vendors to build RISC/os and Windows NT workstations. | |
139 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and | |
140 | Olivetti M700-10 workstations. | |
141 | ||
1f21d2bd BM |
142 | config LASAT |
143 | bool "LASAT Networks platforms" | |
42f77542 | 144 | select CEVT_R4K |
940f6b48 | 145 | select CSRC_R4K |
1f21d2bd BM |
146 | select DMA_NONCOHERENT |
147 | select SYS_HAS_EARLY_PRINTK | |
148 | select HW_HAS_PCI | |
a5ccfe5c | 149 | select IRQ_CPU |
1f21d2bd BM |
150 | select PCI_GT64XXX_PCI0 |
151 | select MIPS_NILE4 | |
152 | select R5000_CPU_SCACHE | |
153 | select SYS_HAS_CPU_R5000 | |
154 | select SYS_SUPPORTS_32BIT_KERNEL | |
155 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
156 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
157 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
158 | ||
ade299d8 YY |
159 | config LEMOTE_FULONG |
160 | bool "Lemote Fulong mini-PC" | |
161 | select ARCH_SPARSEMEM_ENABLE | |
42f77542 | 162 | select CEVT_R4K |
940f6b48 | 163 | select CSRC_R4K |
ade299d8 YY |
164 | select SYS_HAS_CPU_LOONGSON2 |
165 | select DMA_NONCOHERENT | |
166 | select BOOT_ELF32 | |
167 | select BOARD_SCACHE | |
168 | select HAVE_STD_PC_SERIAL_PORT | |
169 | select HW_HAS_PCI | |
170 | select I8259 | |
171 | select ISA | |
172 | select IRQ_CPU | |
173 | select SYS_SUPPORTS_32BIT_KERNEL | |
174 | select SYS_SUPPORTS_64BIT_KERNEL | |
175 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
176 | select SYS_SUPPORTS_HIGHMEM | |
177 | select SYS_HAS_EARLY_PRINTK | |
178 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
23dd6d35 | 179 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
ade299d8 YY |
180 | select CPU_HAS_WB |
181 | help | |
182 | Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and | |
183 | an FPGA northbridge | |
184 | ||
1da177e4 | 185 | config MIPS_MALTA |
3fa986fa | 186 | bool "MIPS Malta board" |
61ed242d | 187 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 188 | select BOOT_ELF32 |
fa71c960 | 189 | select BOOT_RAW |
42f77542 | 190 | select CEVT_R4K |
940f6b48 | 191 | select CSRC_R4K |
1da177e4 LT |
192 | select DMA_NONCOHERENT |
193 | select GENERIC_ISA_DMA | |
aa414dff | 194 | select IRQ_CPU |
39b8d525 | 195 | select IRQ_GIC |
1da177e4 | 196 | select HW_HAS_PCI |
d865bea4 | 197 | select I8253 |
1da177e4 | 198 | select I8259 |
5e83d430 RB |
199 | select MIPS_BOARDS_GEN |
200 | select MIPS_BONITO64 | |
9318c51a | 201 | select MIPS_CPU_SCACHE |
252161ec | 202 | select PCI_GT64XXX_PCI0 |
5e83d430 | 203 | select MIPS_MSC |
1da177e4 | 204 | select SWAP_IO_SPACE |
7cf8053b RB |
205 | select SYS_HAS_CPU_MIPS32_R1 |
206 | select SYS_HAS_CPU_MIPS32_R2 | |
207 | select SYS_HAS_CPU_MIPS64_R1 | |
208 | select SYS_HAS_CPU_NEVADA | |
209 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 210 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
211 | select SYS_SUPPORTS_32BIT_KERNEL |
212 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
213 | select SYS_SUPPORTS_BIG_ENDIAN |
214 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
4a16ff4c | 215 | select SYS_SUPPORTS_MIPS_CMP if BROKEN # because SYNC_R4K is broken |
f41ae0b2 | 216 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 217 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 218 | help |
f638d197 | 219 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
220 | board. |
221 | ||
5e83d430 | 222 | config MIPS_SIM |
3fa986fa | 223 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 224 | select CEVT_R4K |
940f6b48 | 225 | select CSRC_R4K |
1da177e4 | 226 | select DMA_NONCOHERENT |
36a88530 | 227 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 228 | select IRQ_CPU |
9267a30d | 229 | select BOOT_RAW |
7cf8053b RB |
230 | select SYS_HAS_CPU_MIPS32_R1 |
231 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 232 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 233 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 234 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 235 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 236 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 237 | help |
5e83d430 RB |
238 | This option enables support for MIPS Technologies MIPSsim software |
239 | emulator. | |
1da177e4 | 240 | |
cd741b60 SK |
241 | config MACH_EMMA |
242 | bool "NEC EMMA series based machines" | |
ade299d8 | 243 | |
5e83d430 | 244 | config MACH_VR41XX |
74142d65 | 245 | bool "NEC VR4100 series based machines" |
42f77542 | 246 | select CEVT_R4K |
940f6b48 | 247 | select CSRC_R4K |
7cf8053b | 248 | select SYS_HAS_CPU_VR41XX |
9fd32cfb | 249 | select GENERIC_HARDIRQS_NO__DO_IRQ |
5e83d430 | 250 | |
edb6310a DL |
251 | config NXP_STB220 |
252 | bool "NXP STB220 board" | |
253 | select SOC_PNX833X | |
254 | help | |
255 | Support for NXP Semiconductors STB220 Development Board. | |
256 | ||
257 | config NXP_STB225 | |
258 | bool "NXP 225 board" | |
259 | select SOC_PNX833X | |
260 | select SOC_PNX8335 | |
261 | help | |
262 | Support for NXP Semiconductors STB225 Development Board. | |
263 | ||
ade299d8 | 264 | config PNX8550_JBS |
a92b0588 | 265 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
266 | select PNX8550 |
267 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
268 | ||
269 | config PNX8550_STB810 | |
a92b0588 | 270 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
271 | select PNX8550 |
272 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
273 | ||
9267a30d MSJ |
274 | config PMC_MSP |
275 | bool "PMC-Sierra MSP chipsets" | |
276 | depends on EXPERIMENTAL | |
277 | select DMA_NONCOHERENT | |
278 | select SWAP_IO_SPACE | |
279 | select NO_EXCEPT_FILL | |
280 | select BOOT_RAW | |
281 | select SYS_HAS_CPU_MIPS32_R1 | |
282 | select SYS_HAS_CPU_MIPS32_R2 | |
283 | select SYS_SUPPORTS_32BIT_KERNEL | |
284 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
285 | select IRQ_CPU |
286 | select SERIAL_8250 | |
287 | select SERIAL_8250_CONSOLE | |
288 | help | |
289 | This adds support for the PMC-Sierra family of Multi-Service | |
290 | Processor System-On-A-Chips. These parts include a number | |
291 | of integrated peripherals, interfaces and DSPs in addition to | |
292 | a variety of MIPS cores. | |
293 | ||
5e83d430 | 294 | config PMC_YOSEMITE |
3fa986fa | 295 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 296 | select CEVT_R4K |
940f6b48 | 297 | select CSRC_R4K |
5e83d430 RB |
298 | select DMA_COHERENT |
299 | select HW_HAS_PCI | |
300 | select IRQ_CPU | |
301 | select IRQ_CPU_RM7K | |
302 | select IRQ_CPU_RM9K | |
303 | select SWAP_IO_SPACE | |
7cf8053b | 304 | select SYS_HAS_CPU_RM9000 |
36a88530 | 305 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
306 | select SYS_SUPPORTS_32BIT_KERNEL |
307 | select SYS_SUPPORTS_64BIT_KERNEL | |
308 | select SYS_SUPPORTS_BIG_ENDIAN | |
309 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 310 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
311 | help |
312 | Yosemite is an evaluation board for the RM9000x2 processor | |
313 | manufactured by PMC-Sierra. | |
1da177e4 | 314 | |
1da177e4 | 315 | config SGI_IP22 |
3fa986fa | 316 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
317 | select ARC |
318 | select ARC32 | |
319 | select BOOT_ELF32 | |
42f77542 | 320 | select CEVT_R4K |
940f6b48 | 321 | select CSRC_R4K |
e2defae5 | 322 | select DEFAULT_SGI_PARTITION |
1da177e4 | 323 | select DMA_NONCOHERENT |
5e83d430 | 324 | select HW_HAS_EISA |
d865bea4 | 325 | select I8253 |
68de4803 | 326 | select I8259 |
1da177e4 LT |
327 | select IP22_CPU_SCACHE |
328 | select IRQ_CPU | |
aa414dff | 329 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
330 | select SGI_HAS_I8042 |
331 | select SGI_HAS_INDYDOG | |
36e5c21d | 332 | select SGI_HAS_HAL2 |
e2defae5 TB |
333 | select SGI_HAS_SEEQ |
334 | select SGI_HAS_WD93 | |
335 | select SGI_HAS_ZILOG | |
1da177e4 | 336 | select SWAP_IO_SPACE |
7cf8053b RB |
337 | select SYS_HAS_CPU_R4X00 |
338 | select SYS_HAS_CPU_R5000 | |
36a88530 | 339 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
340 | select SYS_SUPPORTS_32BIT_KERNEL |
341 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 342 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
343 | help |
344 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
345 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
346 | that runs on these, say Y here. | |
347 | ||
348 | config SGI_IP27 | |
3fa986fa | 349 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
350 | select ARC |
351 | select ARC64 | |
5e83d430 | 352 | select BOOT_ELF64 |
e2defae5 | 353 | select DEFAULT_SGI_PARTITION |
1da177e4 | 354 | select DMA_IP27 |
36a88530 | 355 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 356 | select HW_HAS_PCI |
130e2fb7 | 357 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 358 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 359 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 360 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 361 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 362 | select SYS_SUPPORTS_SMP |
e77c232c | 363 | select GENERIC_HARDIRQS_NO__DO_IRQ |
1da177e4 LT |
364 | help |
365 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
366 | workstations. To compile a Linux kernel that runs on these, say Y | |
367 | here. | |
368 | ||
e2defae5 TB |
369 | config SGI_IP28 |
370 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
371 | depends on EXPERIMENTAL | |
372 | select ARC | |
373 | select ARC64 | |
374 | select BOOT_ELF64 | |
375 | select CEVT_R4K | |
376 | select CSRC_R4K | |
377 | select DEFAULT_SGI_PARTITION | |
378 | select DMA_NONCOHERENT | |
379 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
380 | select IRQ_CPU | |
381 | select HW_HAS_EISA | |
382 | select I8253 | |
383 | select I8259 | |
e2defae5 TB |
384 | select SGI_HAS_I8042 |
385 | select SGI_HAS_INDYDOG | |
5b438c44 | 386 | select SGI_HAS_HAL2 |
e2defae5 TB |
387 | select SGI_HAS_SEEQ |
388 | select SGI_HAS_WD93 | |
389 | select SGI_HAS_ZILOG | |
390 | select SWAP_IO_SPACE | |
391 | select SYS_HAS_CPU_R10000 | |
392 | select SYS_HAS_EARLY_PRINTK | |
393 | select SYS_SUPPORTS_64BIT_KERNEL | |
394 | select SYS_SUPPORTS_BIG_ENDIAN | |
395 | help | |
396 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
397 | kernel that runs on these, say Y here. | |
398 | ||
1da177e4 | 399 | config SGI_IP32 |
cfd2afc0 | 400 | bool "SGI IP32 (O2)" |
1da177e4 LT |
401 | select ARC |
402 | select ARC32 | |
403 | select BOOT_ELF32 | |
42f77542 | 404 | select CEVT_R4K |
940f6b48 | 405 | select CSRC_R4K |
1da177e4 LT |
406 | select DMA_NONCOHERENT |
407 | select HW_HAS_PCI | |
dd67b155 | 408 | select IRQ_CPU |
1da177e4 LT |
409 | select R5000_CPU_SCACHE |
410 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
411 | select SYS_HAS_CPU_R5000 |
412 | select SYS_HAS_CPU_R10000 if BROKEN | |
413 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 414 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 415 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 416 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 417 | help |
5e83d430 | 418 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 419 | |
ade299d8 YY |
420 | config SIBYTE_CRHINE |
421 | bool "Sibyte BCM91120C-CRhine" | |
422 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
423 | select BOOT_ELF32 |
424 | select DMA_COHERENT | |
ade299d8 | 425 | select SIBYTE_BCM1120 |
9a6dcea1 | 426 | select SWAP_IO_SPACE |
7cf8053b | 427 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
428 | select SYS_SUPPORTS_BIG_ENDIAN |
429 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
430 | ||
ade299d8 YY |
431 | config SIBYTE_CARMEL |
432 | bool "Sibyte BCM91120x-Carmel" | |
433 | depends on EXPERIMENTAL | |
5e83d430 | 434 | select BOOT_ELF32 |
1da177e4 | 435 | select DMA_COHERENT |
ade299d8 | 436 | select SIBYTE_BCM1120 |
5e83d430 | 437 | select SWAP_IO_SPACE |
7cf8053b | 438 | select SYS_HAS_CPU_SB1 |
81731f79 | 439 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 440 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 441 | |
ade299d8 YY |
442 | config SIBYTE_CRHONE |
443 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
444 | depends on EXPERIMENTAL |
445 | select BOOT_ELF32 | |
446 | select DMA_COHERENT | |
ade299d8 | 447 | select SIBYTE_BCM1125 |
5e83d430 | 448 | select SWAP_IO_SPACE |
7cf8053b | 449 | select SYS_HAS_CPU_SB1 |
5e83d430 | 450 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 451 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 452 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 453 | |
5e83d430 | 454 | config SIBYTE_RHONE |
3fa986fa | 455 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
456 | depends on EXPERIMENTAL |
457 | select BOOT_ELF32 | |
458 | select DMA_COHERENT | |
459 | select SIBYTE_BCM1125H | |
460 | select SWAP_IO_SPACE | |
7cf8053b | 461 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
462 | select SYS_SUPPORTS_BIG_ENDIAN |
463 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 464 | |
ade299d8 YY |
465 | config SIBYTE_SWARM |
466 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 467 | select BOOT_ELF32 |
26a940e2 | 468 | select DMA_COHERENT |
ade299d8 YY |
469 | select NR_CPUS_DEFAULT_2 |
470 | select SIBYTE_SB1250 | |
5e83d430 | 471 | select SWAP_IO_SPACE |
7cf8053b | 472 | select SYS_HAS_CPU_SB1 |
5e83d430 | 473 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 474 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 475 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 476 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 477 | |
ade299d8 YY |
478 | config SIBYTE_LITTLESUR |
479 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
480 | depends on EXPERIMENTAL |
481 | select BOOT_ELF32 | |
482 | select DMA_COHERENT | |
130e2fb7 | 483 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
484 | select SIBYTE_SB1250 |
485 | select SWAP_IO_SPACE | |
7cf8053b | 486 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
487 | select SYS_SUPPORTS_BIG_ENDIAN |
488 | select SYS_SUPPORTS_HIGHMEM | |
489 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 490 | |
ade299d8 YY |
491 | config SIBYTE_SENTOSA |
492 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
493 | depends on EXPERIMENTAL |
494 | select BOOT_ELF32 | |
495 | select DMA_COHERENT | |
130e2fb7 | 496 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
497 | select SIBYTE_SB1250 |
498 | select SWAP_IO_SPACE | |
7cf8053b | 499 | select SYS_HAS_CPU_SB1 |
5e83d430 | 500 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 501 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 502 | |
ade299d8 YY |
503 | config SIBYTE_BIGSUR |
504 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
505 | select BOOT_ELF32 |
506 | select DMA_COHERENT | |
ade299d8 | 507 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 508 | select SIBYTE_BCM1x80 |
5e83d430 | 509 | select SWAP_IO_SPACE |
7cf8053b | 510 | select SYS_HAS_CPU_SB1 |
5e83d430 | 511 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 512 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 513 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 514 | select ZONE_DMA32 if 64BIT |
1da177e4 | 515 | |
14b36af4 TB |
516 | config SNI_RM |
517 | bool "SNI RM200/300/400" | |
4a0312fc TB |
518 | select ARC if CPU_LITTLE_ENDIAN |
519 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 520 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 521 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 522 | select BOOT_ELF32 |
42f77542 | 523 | select CEVT_R4K |
940f6b48 | 524 | select CSRC_R4K |
e2defae5 | 525 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
526 | select DMA_NONCOHERENT |
527 | select GENERIC_ISA_DMA | |
5e83d430 | 528 | select HW_HAS_EISA |
1da177e4 | 529 | select HW_HAS_PCI |
c066a32a | 530 | select IRQ_CPU |
d865bea4 | 531 | select I8253 |
1da177e4 LT |
532 | select I8259 |
533 | select ISA | |
4a0312fc | 534 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 535 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 536 | select SYS_HAS_CPU_R5000 |
c066a32a | 537 | select SYS_HAS_CPU_R10000 |
4a0312fc | 538 | select R5000_CPU_SCACHE |
36a88530 | 539 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
540 | select SYS_SUPPORTS_32BIT_KERNEL |
541 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 542 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 543 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 544 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 545 | help |
14b36af4 TB |
546 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
547 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
548 | Technology and now in turn merged with Fujitsu. Say Y here to |
549 | support this machine type. | |
550 | ||
edcaf1a6 AN |
551 | config MACH_TX39XX |
552 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 553 | |
edcaf1a6 AN |
554 | config MACH_TX49XX |
555 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 556 | |
73b4390f RB |
557 | config MIKROTIK_RB532 |
558 | bool "Mikrotik RB532 boards" | |
559 | select CEVT_R4K | |
560 | select CSRC_R4K | |
561 | select DMA_NONCOHERENT | |
562 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
563 | select HW_HAS_PCI | |
564 | select IRQ_CPU | |
565 | select SYS_HAS_CPU_MIPS32_R1 | |
566 | select SYS_SUPPORTS_32BIT_KERNEL | |
567 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
568 | select SWAP_IO_SPACE | |
569 | select BOOT_RAW | |
d888e25b | 570 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
571 | help |
572 | Support the Mikrotik(tm) RouterBoard 532 series, | |
573 | based on the IDT RC32434 SoC. | |
574 | ||
ade299d8 YY |
575 | config WR_PPMC |
576 | bool "Wind River PPMC board" | |
42f77542 | 577 | select CEVT_R4K |
940f6b48 | 578 | select CSRC_R4K |
ade299d8 YY |
579 | select IRQ_CPU |
580 | select BOOT_ELF32 | |
581 | select DMA_NONCOHERENT | |
582 | select HW_HAS_PCI | |
583 | select PCI_GT64XXX_PCI0 | |
584 | select SWAP_IO_SPACE | |
585 | select SYS_HAS_CPU_MIPS32_R1 | |
586 | select SYS_HAS_CPU_MIPS32_R2 | |
587 | select SYS_HAS_CPU_MIPS64_R1 | |
588 | select SYS_HAS_CPU_NEVADA | |
589 | select SYS_HAS_CPU_RM7000 | |
590 | select SYS_SUPPORTS_32BIT_KERNEL | |
591 | select SYS_SUPPORTS_64BIT_KERNEL | |
592 | select SYS_SUPPORTS_BIG_ENDIAN | |
593 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
594 | help | |
595 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
596 | board, which is based on GT64120 bridge chip. | |
597 | ||
a86c7f72 DD |
598 | config CAVIUM_OCTEON_SIMULATOR |
599 | bool "Support for the Cavium Networks Octeon Simulator" | |
600 | select CEVT_R4K | |
601 | select 64BIT_PHYS_ADDR | |
602 | select DMA_COHERENT | |
603 | select SYS_SUPPORTS_64BIT_KERNEL | |
604 | select SYS_SUPPORTS_BIG_ENDIAN | |
605 | select SYS_SUPPORTS_HIGHMEM | |
606 | select CPU_CAVIUM_OCTEON | |
607 | help | |
608 | The Octeon simulator is software performance model of the Cavium | |
609 | Octeon Processor. It supports simulating Octeon processors on x86 | |
610 | hardware. | |
611 | ||
612 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
613 | bool "Support for the Cavium Networks Octeon reference board" | |
614 | select CEVT_R4K | |
615 | select 64BIT_PHYS_ADDR | |
616 | select DMA_COHERENT | |
617 | select SYS_SUPPORTS_64BIT_KERNEL | |
618 | select SYS_SUPPORTS_BIG_ENDIAN | |
619 | select SYS_SUPPORTS_HIGHMEM | |
620 | select SYS_HAS_EARLY_PRINTK | |
621 | select CPU_CAVIUM_OCTEON | |
622 | select SWAP_IO_SPACE | |
623 | help | |
624 | This option supports all of the Octeon reference boards from Cavium | |
625 | Networks. It builds a kernel that dynamically determines the Octeon | |
626 | CPU type and supports all known board reference implementations. | |
627 | Some of the supported boards are: | |
628 | EBT3000 | |
629 | EBH3000 | |
630 | EBH3100 | |
631 | Thunder | |
632 | Kodama | |
633 | Hikari | |
634 | Say Y here for most Octeon reference boards. | |
635 | ||
5e83d430 | 636 | endchoice |
1da177e4 | 637 | |
e8c7c482 | 638 | source "arch/mips/alchemy/Kconfig" |
9c746edb | 639 | source "arch/mips/basler/excite/Kconfig" |
cd741b60 | 640 | source "arch/mips/emma/Kconfig" |
5e83d430 | 641 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 642 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 643 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 644 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 645 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 646 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 647 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 648 | source "arch/mips/cavium-octeon/Kconfig" |
38b18f72 | 649 | |
5e83d430 RB |
650 | endmenu |
651 | ||
1da177e4 LT |
652 | config RWSEM_GENERIC_SPINLOCK |
653 | bool | |
654 | default y | |
655 | ||
656 | config RWSEM_XCHGADD_ALGORITHM | |
657 | bool | |
658 | ||
f0d1b0b3 DH |
659 | config ARCH_HAS_ILOG2_U32 |
660 | bool | |
661 | default n | |
662 | ||
663 | config ARCH_HAS_ILOG2_U64 | |
664 | bool | |
665 | default n | |
666 | ||
00a58253 RB |
667 | config ARCH_SUPPORTS_OPROFILE |
668 | bool | |
669 | default y if !MIPS_MT_SMTC | |
670 | ||
3c9ee7ef AM |
671 | config GENERIC_FIND_NEXT_BIT |
672 | bool | |
673 | default y | |
674 | ||
675 | config GENERIC_HWEIGHT | |
676 | bool | |
677 | default y | |
678 | ||
1da177e4 LT |
679 | config GENERIC_CALIBRATE_DELAY |
680 | bool | |
681 | default y | |
682 | ||
7bcf7717 RB |
683 | config GENERIC_CLOCKEVENTS |
684 | bool | |
685 | default y | |
686 | ||
8db02010 RB |
687 | config GENERIC_TIME |
688 | bool | |
689 | default y | |
690 | ||
f5ff0a28 RB |
691 | config GENERIC_CMOS_UPDATE |
692 | bool | |
693 | default y | |
694 | ||
ae1e9130 | 695 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
696 | bool |
697 | default y | |
698 | ||
e77c232c FBH |
699 | config GENERIC_HARDIRQS_NO__DO_IRQ |
700 | bool | |
701 | default n | |
702 | ||
1da177e4 LT |
703 | # |
704 | # Select some configuration options automatically based on user selections. | |
705 | # | |
706 | config ARC | |
707 | bool | |
1da177e4 | 708 | |
61ed242d RB |
709 | config ARCH_MAY_HAVE_PC_FDC |
710 | bool | |
711 | ||
9267a30d MSJ |
712 | config BOOT_RAW |
713 | bool | |
714 | ||
217dd11e RB |
715 | config CEVT_BCM1480 |
716 | bool | |
717 | ||
6457d9fc YY |
718 | config CEVT_DS1287 |
719 | bool | |
720 | ||
1097c6ac YY |
721 | config CEVT_GT641XX |
722 | bool | |
723 | ||
779e7d41 ML |
724 | config CEVT_R4K_LIB |
725 | bool | |
726 | ||
42f77542 | 727 | config CEVT_R4K |
779e7d41 | 728 | select CEVT_R4K_LIB |
42f77542 RB |
729 | bool |
730 | ||
217dd11e RB |
731 | config CEVT_SB1250 |
732 | bool | |
733 | ||
229f773e AN |
734 | config CEVT_TXX9 |
735 | bool | |
736 | ||
217dd11e RB |
737 | config CSRC_BCM1480 |
738 | bool | |
739 | ||
4247417d YY |
740 | config CSRC_IOASIC |
741 | bool | |
742 | ||
779e7d41 ML |
743 | config CSRC_R4K_LIB |
744 | bool | |
745 | ||
940f6b48 | 746 | config CSRC_R4K |
779e7d41 | 747 | select CSRC_R4K_LIB |
940f6b48 RB |
748 | bool |
749 | ||
217dd11e RB |
750 | config CSRC_SB1250 |
751 | bool | |
752 | ||
a9aec7fe AN |
753 | config GPIO_TXX9 |
754 | select GENERIC_GPIO | |
7444a72e | 755 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
756 | bool |
757 | ||
df78b5c8 AJ |
758 | config CFE |
759 | bool | |
760 | ||
4ce588cd | 761 | config DMA_COHERENT |
1da177e4 LT |
762 | bool |
763 | ||
4ce588cd | 764 | config DMA_IP27 |
1da177e4 LT |
765 | bool |
766 | ||
4ce588cd RB |
767 | config DMA_NONCOHERENT |
768 | bool | |
769 | select DMA_NEED_PCI_MAP_STATE | |
770 | ||
771 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
772 | bool |
773 | ||
774 | config EARLY_PRINTK | |
36a88530 RB |
775 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
776 | depends on SYS_HAS_EARLY_PRINTK | |
777 | default y | |
778 | help | |
779 | This option enables special console drivers which allow the kernel | |
780 | to print messages very early in the bootup process. | |
781 | ||
782 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
783 | early before the console code is initialized. For normal operation, |
784 | it is not recommended because it looks ugly on some machines and | |
785 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
786 | unless you want to debug such a crash. |
787 | ||
788 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 789 | bool |
1da177e4 | 790 | |
dbb74540 RB |
791 | config HOTPLUG_CPU |
792 | bool | |
793 | default n | |
794 | ||
1da177e4 LT |
795 | config I8259 |
796 | bool | |
1da177e4 | 797 | |
1da177e4 LT |
798 | config MIPS_BONITO64 |
799 | bool | |
1da177e4 LT |
800 | |
801 | config MIPS_MSC | |
802 | bool | |
1da177e4 | 803 | |
1f21d2bd BM |
804 | config MIPS_NILE4 |
805 | bool | |
806 | ||
1da177e4 LT |
807 | config MIPS_DISABLE_OBSOLETE_IDE |
808 | bool | |
809 | ||
39b8d525 RB |
810 | config SYNC_R4K |
811 | bool | |
812 | ||
d388d685 MR |
813 | config NO_IOPORT |
814 | def_bool n | |
815 | ||
8313da30 RB |
816 | config GENERIC_ISA_DMA |
817 | bool | |
818 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
819 | ||
aa414dff RB |
820 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
821 | bool | |
8313da30 | 822 | select GENERIC_ISA_DMA |
aa414dff | 823 | |
09663335 YY |
824 | config GENERIC_GPIO |
825 | bool | |
826 | ||
5e83d430 | 827 | # |
3cb2fccc | 828 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
829 | # answer,so we try hard to limit the available choices. Also the use of a |
830 | # choice statement should be more obvious to the user. | |
831 | # | |
832 | choice | |
833 | prompt "Endianess selection" | |
1da177e4 LT |
834 | help |
835 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 836 | byte order. These modes require different kernels and a different |
3cb2fccc | 837 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 838 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 839 | one or the other endianness. |
5e83d430 RB |
840 | |
841 | config CPU_BIG_ENDIAN | |
842 | bool "Big endian" | |
843 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
844 | ||
845 | config CPU_LITTLE_ENDIAN | |
846 | bool "Little endian" | |
847 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
848 | help | |
849 | ||
850 | endchoice | |
851 | ||
2116245e RB |
852 | config SYS_SUPPORTS_APM_EMULATION |
853 | bool | |
854 | ||
5e83d430 RB |
855 | config SYS_SUPPORTS_BIG_ENDIAN |
856 | bool | |
857 | ||
858 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
859 | bool | |
1da177e4 LT |
860 | |
861 | config IRQ_CPU | |
862 | bool | |
863 | ||
864 | config IRQ_CPU_RM7K | |
865 | bool | |
866 | ||
5e83d430 RB |
867 | config IRQ_CPU_RM9K |
868 | bool | |
869 | ||
9267a30d MSJ |
870 | config IRQ_MSP_SLP |
871 | bool | |
872 | ||
873 | config IRQ_MSP_CIC | |
874 | bool | |
875 | ||
8420fd00 AN |
876 | config IRQ_TXX9 |
877 | bool | |
878 | ||
d5ab1a69 YY |
879 | config IRQ_GT641XX |
880 | bool | |
881 | ||
39b8d525 RB |
882 | config IRQ_GIC |
883 | bool | |
884 | ||
a86c7f72 DD |
885 | config IRQ_CPU_OCTEON |
886 | bool | |
887 | ||
1da177e4 LT |
888 | config MIPS_BOARDS_GEN |
889 | bool | |
1da177e4 | 890 | |
252161ec | 891 | config PCI_GT64XXX_PCI0 |
1da177e4 | 892 | bool |
1da177e4 | 893 | |
9267a30d MSJ |
894 | config NO_EXCEPT_FILL |
895 | bool | |
896 | ||
663c3d90 | 897 | config MIPS_RM9122 |
898 | bool | |
899 | select SERIAL_RM9000 | |
663c3d90 | 900 | |
edb6310a DL |
901 | config SOC_PNX833X |
902 | bool | |
903 | select CEVT_R4K | |
904 | select CSRC_R4K | |
905 | select IRQ_CPU | |
906 | select DMA_NONCOHERENT | |
907 | select SYS_HAS_CPU_MIPS32_R2 | |
908 | select SYS_SUPPORTS_32BIT_KERNEL | |
909 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
910 | select SYS_SUPPORTS_BIG_ENDIAN | |
911 | select GENERIC_HARDIRQS_NO__DO_IRQ | |
912 | select GENERIC_GPIO | |
913 | select CPU_MIPSR2_IRQ_VI | |
914 | ||
915 | config SOC_PNX8335 | |
916 | bool | |
917 | select SOC_PNX833X | |
918 | ||
bdf21b18 PP |
919 | config PNX8550 |
920 | bool | |
921 | select SOC_PNX8550 | |
922 | ||
923 | config SOC_PNX8550 | |
924 | bool | |
bdf21b18 PP |
925 | select DMA_NONCOHERENT |
926 | select HW_HAS_PCI | |
b8c2a77c | 927 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 928 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 929 | select SYS_SUPPORTS_32BIT_KERNEL |
e77c232c | 930 | select GENERIC_HARDIRQS_NO__DO_IRQ |
4ead1681 | 931 | select GENERIC_GPIO |
bdf21b18 | 932 | |
1da177e4 LT |
933 | config SWAP_IO_SPACE |
934 | bool | |
935 | ||
355c471f | 936 | config EMMA2RH |
937 | bool | |
938 | depends on MARKEINS | |
939 | default y | |
940 | ||
663c3d90 | 941 | config SERIAL_RM9000 |
942 | bool | |
943 | ||
e2defae5 TB |
944 | config SGI_HAS_INDYDOG |
945 | bool | |
946 | ||
5b438c44 TB |
947 | config SGI_HAS_HAL2 |
948 | bool | |
949 | ||
e2defae5 TB |
950 | config SGI_HAS_SEEQ |
951 | bool | |
952 | ||
953 | config SGI_HAS_WD93 | |
954 | bool | |
955 | ||
956 | config SGI_HAS_ZILOG | |
957 | bool | |
958 | ||
959 | config SGI_HAS_I8042 | |
960 | bool | |
961 | ||
962 | config DEFAULT_SGI_PARTITION | |
963 | bool | |
964 | ||
5e83d430 RB |
965 | config ARC32 |
966 | bool | |
967 | ||
231a35d3 TB |
968 | config SNIPROM |
969 | bool | |
970 | ||
1da177e4 LT |
971 | config BOOT_ELF32 |
972 | bool | |
1da177e4 LT |
973 | |
974 | config MIPS_L1_CACHE_SHIFT | |
975 | int | |
73b4390f | 976 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 |
a86c7f72 | 977 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
9267a30d | 978 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
979 | default "5" |
980 | ||
1da177e4 LT |
981 | config HAVE_STD_PC_SERIAL_PORT |
982 | bool | |
983 | ||
1da177e4 LT |
984 | config ARC_CONSOLE |
985 | bool "ARC console support" | |
e2defae5 | 986 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
987 | |
988 | config ARC_MEMORY | |
989 | bool | |
14b36af4 | 990 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
991 | default y |
992 | ||
993 | config ARC_PROMLIB | |
994 | bool | |
e2defae5 | 995 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
996 | default y |
997 | ||
998 | config ARC64 | |
999 | bool | |
1da177e4 LT |
1000 | |
1001 | config BOOT_ELF64 | |
1002 | bool | |
1da177e4 | 1003 | |
1da177e4 LT |
1004 | menu "CPU selection" |
1005 | ||
1006 | choice | |
1007 | prompt "CPU type" | |
1008 | default CPU_R4X00 | |
1009 | ||
2a21c730 FZ |
1010 | config CPU_LOONGSON2 |
1011 | bool "Loongson 2" | |
1012 | depends on SYS_HAS_CPU_LOONGSON2 | |
1013 | select CPU_SUPPORTS_32BIT_KERNEL | |
1014 | select CPU_SUPPORTS_64BIT_KERNEL | |
1015 | select CPU_SUPPORTS_HIGHMEM | |
1016 | help | |
1017 | The Loongson 2E processor implements the MIPS III instruction set | |
1018 | with many extensions. | |
1019 | ||
6e760c8d RB |
1020 | config CPU_MIPS32_R1 |
1021 | bool "MIPS32 Release 1" | |
7cf8053b | 1022 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 1023 | select CPU_HAS_LLSC |
6e760c8d | 1024 | select CPU_HAS_PREFETCH |
797798c1 | 1025 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1026 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1027 | help |
5e83d430 | 1028 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1029 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1030 | MIPS processor are based on a MIPS32 processor. If you know the | |
1031 | specific type of processor in your system, choose those that one | |
1032 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1033 | Release 2 of the MIPS32 architecture is available since several | |
1034 | years so chances are you even have a MIPS32 Release 2 processor | |
1035 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1036 | performance. | |
1037 | ||
1038 | config CPU_MIPS32_R2 | |
1039 | bool "MIPS32 Release 2" | |
7cf8053b | 1040 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 1041 | select CPU_HAS_LLSC |
1e5f1caa | 1042 | select CPU_HAS_PREFETCH |
797798c1 | 1043 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1044 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1045 | help |
5e83d430 | 1046 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1047 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1048 | MIPS processor are based on a MIPS32 processor. If you know the | |
1049 | specific type of processor in your system, choose those that one | |
1050 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1051 | ||
1052 | config CPU_MIPS64_R1 | |
1053 | bool "MIPS64 Release 1" | |
7cf8053b | 1054 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 1055 | select CPU_HAS_LLSC |
797798c1 | 1056 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1057 | select CPU_SUPPORTS_32BIT_KERNEL |
1058 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1059 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
1060 | help |
1061 | Choose this option to build a kernel for release 1 or later of the | |
1062 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1063 | MIPS processor are based on a MIPS64 processor. If you know the | |
1064 | specific type of processor in your system, choose those that one | |
1065 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1066 | Release 2 of the MIPS64 architecture is available since several |
1067 | years so chances are you even have a MIPS64 Release 2 processor | |
1068 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1069 | performance. | |
1070 | ||
1071 | config CPU_MIPS64_R2 | |
1072 | bool "MIPS64 Release 2" | |
7cf8053b | 1073 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1074 | select CPU_HAS_LLSC |
797798c1 | 1075 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1076 | select CPU_SUPPORTS_32BIT_KERNEL |
1077 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1078 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1079 | help |
1080 | Choose this option to build a kernel for release 2 or later of the | |
1081 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1082 | MIPS processor are based on a MIPS64 processor. If you know the | |
1083 | specific type of processor in your system, choose those that one | |
1084 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1085 | |
1086 | config CPU_R3000 | |
1087 | bool "R3000" | |
7cf8053b | 1088 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1089 | select CPU_HAS_WB |
ed5ba2fb | 1090 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1091 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1092 | help |
1093 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1094 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1095 | *not* work on R4000 machines and vice versa. However, since most | |
1096 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1097 | might be a safe bet. If the resulting kernel does not work, | |
1098 | try to recompile with R3000. | |
1099 | ||
1100 | config CPU_TX39XX | |
1101 | bool "R39XX" | |
7cf8053b | 1102 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1103 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1104 | |
1105 | config CPU_VR41XX | |
1106 | bool "R41xx" | |
7cf8053b | 1107 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1108 | select CPU_SUPPORTS_32BIT_KERNEL |
1109 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1110 | help |
5e83d430 | 1111 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1112 | Only choose this option if you have one of these processors as a |
1113 | kernel built with this option will not run on any other type of | |
1114 | processor or vice versa. | |
1115 | ||
1116 | config CPU_R4300 | |
1117 | bool "R4300" | |
7cf8053b | 1118 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1119 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1120 | select CPU_SUPPORTS_32BIT_KERNEL |
1121 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1122 | help |
1123 | MIPS Technologies R4300-series processors. | |
1124 | ||
1125 | config CPU_R4X00 | |
1126 | bool "R4x00" | |
7cf8053b | 1127 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1128 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1129 | select CPU_SUPPORTS_32BIT_KERNEL |
1130 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1131 | help |
1132 | MIPS Technologies R4000-series processors other than 4300, including | |
1133 | the R4000, R4400, R4600, and 4700. | |
1134 | ||
1135 | config CPU_TX49XX | |
1136 | bool "R49XX" | |
7cf8053b | 1137 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1138 | select CPU_HAS_LLSC |
de862b48 | 1139 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1140 | select CPU_SUPPORTS_32BIT_KERNEL |
1141 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1142 | |
1143 | config CPU_R5000 | |
1144 | bool "R5000" | |
7cf8053b | 1145 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1146 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1147 | select CPU_SUPPORTS_32BIT_KERNEL |
1148 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1149 | help |
1150 | MIPS Technologies R5000-series processors other than the Nevada. | |
1151 | ||
1152 | config CPU_R5432 | |
1153 | bool "R5432" | |
7cf8053b | 1154 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1155 | select CPU_HAS_LLSC |
5e83d430 RB |
1156 | select CPU_SUPPORTS_32BIT_KERNEL |
1157 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1158 | |
542c1020 SK |
1159 | config CPU_R5500 |
1160 | bool "R5500" | |
1161 | depends on SYS_HAS_CPU_R5500 | |
1162 | select CPU_HAS_LLSC | |
1163 | select CPU_SUPPORTS_32BIT_KERNEL | |
1164 | select CPU_SUPPORTS_64BIT_KERNEL | |
1165 | help | |
1166 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1167 | instruction set. | |
1168 | ||
1da177e4 LT |
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 | 1237 | |
a86c7f72 DD |
1238 | config CPU_CAVIUM_OCTEON |
1239 | bool "Cavium Octeon processor" | |
1240 | select IRQ_CPU | |
1241 | select IRQ_CPU_OCTEON | |
1242 | select CPU_HAS_PREFETCH | |
1243 | select CPU_SUPPORTS_64BIT_KERNEL | |
1244 | select SYS_SUPPORTS_SMP | |
1245 | select NR_CPUS_DEFAULT_16 | |
1246 | select WEAK_ORDERING | |
1247 | select WEAK_REORDERING_BEYOND_LLSC | |
1248 | select CPU_SUPPORTS_HIGHMEM | |
1249 | help | |
1250 | The Cavium Octeon processor is a highly integrated chip containing | |
1251 | many ethernet hardware widgets for networking tasks. The processor | |
1252 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1253 | Full details can be found at http://www.caviumnetworks.com. | |
1254 | ||
1da177e4 LT |
1255 | endchoice |
1256 | ||
2a21c730 FZ |
1257 | config SYS_HAS_CPU_LOONGSON2 |
1258 | bool | |
1259 | ||
7cf8053b RB |
1260 | config SYS_HAS_CPU_MIPS32_R1 |
1261 | bool | |
1262 | ||
1263 | config SYS_HAS_CPU_MIPS32_R2 | |
1264 | bool | |
1265 | ||
1266 | config SYS_HAS_CPU_MIPS64_R1 | |
1267 | bool | |
1268 | ||
1269 | config SYS_HAS_CPU_MIPS64_R2 | |
1270 | bool | |
1271 | ||
1272 | config SYS_HAS_CPU_R3000 | |
1273 | bool | |
1274 | ||
1275 | config SYS_HAS_CPU_TX39XX | |
1276 | bool | |
1277 | ||
1278 | config SYS_HAS_CPU_VR41XX | |
1279 | bool | |
1280 | ||
1281 | config SYS_HAS_CPU_R4300 | |
1282 | bool | |
1283 | ||
1284 | config SYS_HAS_CPU_R4X00 | |
1285 | bool | |
1286 | ||
1287 | config SYS_HAS_CPU_TX49XX | |
1288 | bool | |
1289 | ||
1290 | config SYS_HAS_CPU_R5000 | |
1291 | bool | |
1292 | ||
1293 | config SYS_HAS_CPU_R5432 | |
1294 | bool | |
1295 | ||
542c1020 SK |
1296 | config SYS_HAS_CPU_R5500 |
1297 | bool | |
1298 | ||
7cf8053b RB |
1299 | config SYS_HAS_CPU_R6000 |
1300 | bool | |
1301 | ||
1302 | config SYS_HAS_CPU_NEVADA | |
1303 | bool | |
1304 | ||
1305 | config SYS_HAS_CPU_R8000 | |
1306 | bool | |
1307 | ||
1308 | config SYS_HAS_CPU_R10000 | |
1309 | bool | |
1310 | ||
1311 | config SYS_HAS_CPU_RM7000 | |
1312 | bool | |
1313 | ||
1314 | config SYS_HAS_CPU_RM9000 | |
1315 | bool | |
1316 | ||
1317 | config SYS_HAS_CPU_SB1 | |
1318 | bool | |
1319 | ||
17099b11 RB |
1320 | # |
1321 | # CPU may reorder R->R, R->W, W->R, W->W | |
1322 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1323 | # | |
0004a9df RB |
1324 | config WEAK_ORDERING |
1325 | bool | |
17099b11 RB |
1326 | |
1327 | # | |
1328 | # CPU may reorder reads and writes beyond LL/SC | |
1329 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1330 | # | |
1331 | config WEAK_REORDERING_BEYOND_LLSC | |
1332 | bool | |
5e83d430 RB |
1333 | endmenu |
1334 | ||
1335 | # | |
c09b47d8 | 1336 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1337 | # |
1338 | config CPU_MIPS32 | |
1339 | bool | |
1340 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1341 | ||
1342 | config CPU_MIPS64 | |
1343 | bool | |
1344 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1345 | ||
1346 | # | |
c09b47d8 | 1347 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1348 | # |
1349 | config CPU_MIPSR1 | |
1350 | bool | |
1351 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1352 | ||
1353 | config CPU_MIPSR2 | |
1354 | bool | |
a86c7f72 | 1355 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1356 | |
1357 | config SYS_SUPPORTS_32BIT_KERNEL | |
1358 | bool | |
1359 | config SYS_SUPPORTS_64BIT_KERNEL | |
1360 | bool | |
1361 | config CPU_SUPPORTS_32BIT_KERNEL | |
1362 | bool | |
1363 | config CPU_SUPPORTS_64BIT_KERNEL | |
1364 | bool | |
1365 | ||
8192c9ea DD |
1366 | # |
1367 | # Set to y for ptrace access to watch registers. | |
1368 | # | |
1369 | config HARDWARE_WATCHPOINTS | |
1370 | bool | |
1371 | default y if CPU_MIPS32 || CPU_MIPS64 | |
1372 | ||
5e83d430 RB |
1373 | menu "Kernel type" |
1374 | ||
1375 | choice | |
1376 | ||
1377 | prompt "Kernel code model" | |
1378 | help | |
1379 | You should only select this option if you have a workload that | |
1380 | actually benefits from 64-bit processing or if your machine has | |
1381 | large memory. You will only be presented a single option in this | |
1382 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1383 | ||
1384 | config 32BIT | |
1385 | bool "32-bit kernel" | |
1386 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1387 | select TRAD_SIGNALS | |
1388 | help | |
1389 | Select this option if you want to build a 32-bit kernel. | |
1390 | config 64BIT | |
1391 | bool "64-bit kernel" | |
1392 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
1393 | help | |
1394 | Select this option if you want to build a 64-bit kernel. | |
1395 | ||
1396 | endchoice | |
1397 | ||
1da177e4 LT |
1398 | choice |
1399 | prompt "Kernel page size" | |
1400 | default PAGE_SIZE_4KB | |
1401 | ||
1402 | config PAGE_SIZE_4KB | |
1403 | bool "4kB" | |
1404 | help | |
1405 | This option select the standard 4kB Linux page size. On some | |
1406 | R3000-family processors this is the only available page size. Using | |
1407 | 4kB page size will minimize memory consumption and is therefore | |
1408 | recommended for low memory systems. | |
1409 | ||
1410 | config PAGE_SIZE_8KB | |
1411 | bool "8kB" | |
1412 | depends on EXPERIMENTAL && CPU_R8000 | |
1413 | help | |
1414 | Using 8kB page size will result in higher performance kernel at | |
1415 | the price of higher memory consumption. This option is available | |
1416 | only on the R8000 processor. Not that at the time of this writing | |
1417 | this option is still high experimental; there are also issues with | |
1418 | compatibility of user applications. | |
1419 | ||
1420 | config PAGE_SIZE_16KB | |
1421 | bool "16kB" | |
714bfad6 | 1422 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1423 | help |
1424 | Using 16kB page size will result in higher performance kernel at | |
1425 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1426 | all non-R3000 family processors. Note that you will need a suitable |
1427 | Linux distribution to support this. | |
1da177e4 LT |
1428 | |
1429 | config PAGE_SIZE_64KB | |
1430 | bool "64kB" | |
1431 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1432 | help | |
1433 | Using 64kB page size will result in higher performance kernel at | |
1434 | the price of higher memory consumption. This option is available on | |
1435 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1436 | writing this option is still high experimental. |
1da177e4 LT |
1437 | |
1438 | endchoice | |
1439 | ||
1440 | config BOARD_SCACHE | |
1441 | bool | |
1442 | ||
1443 | config IP22_CPU_SCACHE | |
1444 | bool | |
1445 | select BOARD_SCACHE | |
1446 | ||
9318c51a CD |
1447 | # |
1448 | # Support for a MIPS32 / MIPS64 style S-caches | |
1449 | # | |
1450 | config MIPS_CPU_SCACHE | |
1451 | bool | |
1452 | select BOARD_SCACHE | |
1453 | ||
1da177e4 LT |
1454 | config R5000_CPU_SCACHE |
1455 | bool | |
1456 | select BOARD_SCACHE | |
1457 | ||
1458 | config RM7000_CPU_SCACHE | |
1459 | bool | |
1460 | select BOARD_SCACHE | |
1461 | ||
1462 | config SIBYTE_DMA_PAGEOPS | |
1463 | bool "Use DMA to clear/copy pages" | |
1464 | depends on CPU_SB1 | |
1465 | help | |
1466 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1467 | channel. These DMA channels are otherwise unused by the standard | |
1468 | SiByte Linux port. Seems to give a small performance benefit. | |
1469 | ||
1470 | config CPU_HAS_PREFETCH | |
c8094b53 | 1471 | bool |
1da177e4 | 1472 | |
340ee4b9 RB |
1473 | choice |
1474 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1475 | |
1476 | config MIPS_MT_DISABLED | |
1477 | bool "Disable multithreading support." | |
1478 | help | |
1479 | Use this option if your workload can't take advantage of | |
1480 | MIPS hardware multithreading support. On systems that don't have | |
1481 | the option of an MT-enabled processor this option will be the only | |
1482 | option in this menu. | |
340ee4b9 | 1483 | |
59d6ab86 RB |
1484 | config MIPS_MT_SMP |
1485 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1486 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1487 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1488 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1489 | select MIPS_MT |
f510aa3b | 1490 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1491 | select SMP |
0ab7aefc | 1492 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1493 | select SYS_SUPPORTS_SMP |
87353d8a | 1494 | select SMP_UP |
f41ae0b2 | 1495 | help |
59d6ab86 RB |
1496 | This is a kernel model which is also known a VSMP or lately |
1497 | has been marketesed into SMVP. | |
41c594ab | 1498 | |
59d6ab86 RB |
1499 | config MIPS_MT_SMTC |
1500 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1501 | depends on CPU_MIPS32_R2 | |
1502 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1503 | depends on SYS_SUPPORTS_MULTITHREADING |
1504 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1505 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1506 | select MIPS_MT |
130e2fb7 | 1507 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1508 | select SMP |
73b76c78 | 1509 | select SYS_SUPPORTS_SMP |
87353d8a | 1510 | select SMP_UP |
f41ae0b2 | 1511 | help |
59d6ab86 RB |
1512 | This is a kernel model which is known a SMTC or lately has been |
1513 | marketesed into SMVP. | |
340ee4b9 | 1514 | |
340ee4b9 RB |
1515 | endchoice |
1516 | ||
f41ae0b2 RB |
1517 | config MIPS_MT |
1518 | bool | |
1519 | ||
0ab7aefc RB |
1520 | config SCHED_SMT |
1521 | bool "SMT (multithreading) scheduler support" | |
1522 | depends on SYS_SUPPORTS_SCHED_SMT | |
1523 | default n | |
1524 | help | |
1525 | SMT scheduler support improves the CPU scheduler's decision making | |
1526 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1527 | increased overhead in some places. If unsure say N here. | |
1528 | ||
1529 | config SYS_SUPPORTS_SCHED_SMT | |
1530 | bool | |
1531 | ||
1532 | ||
f41ae0b2 RB |
1533 | config SYS_SUPPORTS_MULTITHREADING |
1534 | bool | |
1535 | ||
f088fc84 RB |
1536 | config MIPS_MT_FPAFF |
1537 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1538 | default y |
07cc0c9e RB |
1539 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1540 | ||
1541 | config MIPS_VPE_LOADER | |
1542 | bool "VPE loader support." | |
1543 | depends on SYS_SUPPORTS_MULTITHREADING | |
1544 | select CPU_MIPSR2_IRQ_VI | |
1545 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1546 | select MIPS_MT |
1547 | help | |
1548 | Includes a loader for loading an elf relocatable object | |
1549 | onto another VPE and running it. | |
f088fc84 | 1550 | |
0db34215 KK |
1551 | config MIPS_MT_SMTC_IM_BACKSTOP |
1552 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1553 | depends on MIPS_MT_SMTC | |
8531a35e | 1554 | default n |
0db34215 KK |
1555 | help |
1556 | To support multiple TC microthreads acting as "CPUs" within | |
1557 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1558 | during interrupt handling. To support legacy drivers and interrupt | |
1559 | controller management code, SMTC has a "backstop" to track and | |
1560 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1561 | impact on interrupt service overhead. |
0db34215 | 1562 | |
f571eff0 KK |
1563 | config MIPS_MT_SMTC_IRQAFF |
1564 | bool "Support IRQ affinity API" | |
1565 | depends on MIPS_MT_SMTC | |
1566 | default n | |
1567 | help | |
1568 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1569 | for SMTC Linux kernel. Requires platform support, of which | |
1570 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1571 | platform code. Adds some overhead to interrupt dispatch, and |
1572 | should be used only if you know what you are doing. | |
f571eff0 | 1573 | |
e01402b1 RB |
1574 | config MIPS_VPE_LOADER_TOM |
1575 | bool "Load VPE program into memory hidden from linux" | |
1576 | depends on MIPS_VPE_LOADER | |
1577 | default y | |
1578 | help | |
1579 | The loader can use memory that is present but has been hidden from | |
1580 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1581 | you to ensure the amount you put in the option and the space your | |
1582 | program requires is less or equal to the amount physically present. | |
1583 | ||
1584 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1585 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1586 | bool "Enable support for AP/SP API (RTLX)" |
1587 | depends on MIPS_VPE_LOADER | |
1588 | help | |
e01402b1 | 1589 | |
2600990e RB |
1590 | config MIPS_APSP_KSPD |
1591 | bool "Enable KSPD" | |
1592 | depends on MIPS_VPE_APSP_API | |
1593 | default y | |
1594 | help | |
1595 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1596 | side, actions them and returns the results. It also handles the | |
1597 | "exit" syscall notifying other kernel modules the SP program is | |
1598 | exiting. You probably want to say yes here. | |
1599 | ||
4a16ff4c RB |
1600 | config MIPS_CMP |
1601 | bool "MIPS CMP framework support" | |
1602 | depends on SYS_SUPPORTS_MIPS_CMP | |
1603 | select SYNC_R4K if BROKEN | |
1604 | select SYS_SUPPORTS_SMP | |
1605 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
1606 | select WEAK_ORDERING | |
1607 | default n | |
1608 | help | |
1609 | This is a placeholder option for the GCMP work. It will need to | |
1610 | be handled differently... | |
1611 | ||
1da177e4 LT |
1612 | config SB1_PASS_1_WORKAROUNDS |
1613 | bool | |
1614 | depends on CPU_SB1_PASS_1 | |
1615 | default y | |
1616 | ||
1617 | config SB1_PASS_2_WORKAROUNDS | |
1618 | bool | |
1619 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1620 | default y | |
1621 | ||
1622 | config SB1_PASS_2_1_WORKAROUNDS | |
1623 | bool | |
1624 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1625 | default y | |
1626 | ||
1627 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1628 | bool |
1da177e4 | 1629 | |
1da177e4 | 1630 | config CPU_HAS_LLSC |
f7062ddb | 1631 | bool |
1da177e4 | 1632 | |
9693a853 FBH |
1633 | config CPU_HAS_SMARTMIPS |
1634 | depends on SYS_SUPPORTS_SMARTMIPS | |
1635 | bool "Support for the SmartMIPS ASE" | |
1636 | help | |
1637 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1638 | increased security at both hardware and software level for | |
1639 | smartcards. Enabling this option will allow proper use of the | |
1640 | SmartMIPS instructions by Linux applications. However a kernel with | |
1641 | this option will not work on a MIPS core without SmartMIPS core. If | |
1642 | you don't know you probably don't have SmartMIPS and should say N | |
1643 | here. | |
1644 | ||
1da177e4 | 1645 | config CPU_HAS_WB |
f7062ddb | 1646 | bool |
e01402b1 | 1647 | |
f41ae0b2 RB |
1648 | # |
1649 | # Vectored interrupt mode is an R2 feature | |
1650 | # | |
e01402b1 | 1651 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1652 | bool |
e01402b1 | 1653 | |
f41ae0b2 RB |
1654 | # |
1655 | # Extended interrupt mode is an R2 feature | |
1656 | # | |
e01402b1 | 1657 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1658 | bool |
e01402b1 | 1659 | |
1da177e4 LT |
1660 | config CPU_HAS_SYNC |
1661 | bool | |
1662 | depends on !CPU_R3000 | |
1663 | default y | |
1664 | ||
ea580401 RB |
1665 | config GENERIC_CLOCKEVENTS_BROADCAST |
1666 | bool | |
1667 | ||
20d60d99 MR |
1668 | # |
1669 | # CPU non-features | |
1670 | # | |
1671 | config CPU_DADDI_WORKAROUNDS | |
1672 | bool | |
1673 | ||
1674 | config CPU_R4000_WORKAROUNDS | |
1675 | bool | |
1676 | select CPU_R4400_WORKAROUNDS | |
1677 | ||
1678 | config CPU_R4400_WORKAROUNDS | |
1679 | bool | |
1680 | ||
797798c1 RB |
1681 | # |
1682 | # Use the generic interrupt handling code in kernel/irq/: | |
1683 | # | |
1684 | config GENERIC_HARDIRQS | |
1685 | bool | |
1686 | default y | |
1687 | ||
1688 | config GENERIC_IRQ_PROBE | |
1689 | bool | |
1690 | default y | |
1691 | ||
0d7012a9 | 1692 | config IRQ_PER_CPU |
0d7012a9 | 1693 | bool |
0d7012a9 | 1694 | |
1da177e4 LT |
1695 | # |
1696 | # - Highmem only makes sense for the 32-bit kernel. | |
1697 | # - The current highmem code will only work properly on physically indexed | |
1698 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1699 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1700 | # moment we protect the user and offer the highmem option only on machines | |
1701 | # where it's known to be safe. This will not offer highmem on a few systems | |
1702 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1703 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1704 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1705 | # know they might have memory configurations that could make use of highmem | |
1706 | # support. | |
1da177e4 LT |
1707 | # |
1708 | config HIGHMEM | |
1709 | bool "High Memory Support" | |
797798c1 RB |
1710 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1711 | ||
1712 | config CPU_SUPPORTS_HIGHMEM | |
1713 | bool | |
1714 | ||
1715 | config SYS_SUPPORTS_HIGHMEM | |
1716 | bool | |
1da177e4 | 1717 | |
9693a853 FBH |
1718 | config SYS_SUPPORTS_SMARTMIPS |
1719 | bool | |
1720 | ||
b4819b59 YY |
1721 | config ARCH_FLATMEM_ENABLE |
1722 | def_bool y | |
1723 | depends on !NUMA | |
1724 | ||
d8cb4e11 RB |
1725 | config ARCH_DISCONTIGMEM_ENABLE |
1726 | bool | |
1727 | default y if SGI_IP27 | |
1728 | help | |
3dde6ad8 | 1729 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1730 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1731 | or have huge holes in the physical address space for other reasons. | |
1732 | See <file:Documentation/vm/numa> for more. | |
1733 | ||
cce335ae RB |
1734 | config ARCH_POPULATES_NODE_MAP |
1735 | def_bool y | |
1736 | ||
31473747 AN |
1737 | config ARCH_SPARSEMEM_ENABLE |
1738 | bool | |
7de58fab | 1739 | select SPARSEMEM_STATIC |
31473747 | 1740 | |
d8cb4e11 RB |
1741 | config NUMA |
1742 | bool "NUMA Support" | |
1743 | depends on SYS_SUPPORTS_NUMA | |
1744 | help | |
1745 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1746 | Access). This option improves performance on systems with more | |
1747 | than two nodes; on two node systems it is generally better to | |
1748 | leave it disabled; on single node systems disable this option | |
1749 | disabled. | |
1750 | ||
1751 | config SYS_SUPPORTS_NUMA | |
1752 | bool | |
1753 | ||
c80d79d7 YG |
1754 | config NODES_SHIFT |
1755 | int | |
1756 | default "6" | |
1757 | depends on NEED_MULTIPLE_NODES | |
1758 | ||
b4819b59 YY |
1759 | source "mm/Kconfig" |
1760 | ||
1da177e4 LT |
1761 | config SMP |
1762 | bool "Multi-Processing support" | |
e73ea273 | 1763 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1764 | select IRQ_PER_CPU |
2f304c0a | 1765 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 1766 | help |
1da177e4 LT |
1767 | This enables support for systems with more than one CPU. If you have |
1768 | a system with only one CPU, like most personal computers, say N. If | |
1769 | you have a system with more than one CPU, say Y. | |
1770 | ||
1771 | If you say N here, the kernel will run on single and multiprocessor | |
1772 | machines, but will use only one CPU of a multiprocessor machine. If | |
1773 | you say Y here, the kernel will run on many, but not all, | |
1774 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1775 | will run faster if you say N here. | |
1776 | ||
1777 | People using multiprocessor machines who say Y here should also say | |
1778 | Y to "Enhanced Real Time Clock Support", below. | |
1779 | ||
03502faa AB |
1780 | See also the SMP-HOWTO available at |
1781 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1782 | |
1783 | If you don't know what to do here, say N. | |
1784 | ||
87353d8a RB |
1785 | config SMP_UP |
1786 | bool | |
1787 | ||
4a16ff4c RB |
1788 | config SYS_SUPPORTS_MIPS_CMP |
1789 | bool | |
1790 | ||
e73ea273 RB |
1791 | config SYS_SUPPORTS_SMP |
1792 | bool | |
1793 | ||
72ede9b1 AN |
1794 | config NR_CPUS_DEFAULT_1 |
1795 | bool | |
1796 | ||
130e2fb7 RB |
1797 | config NR_CPUS_DEFAULT_2 |
1798 | bool | |
1799 | ||
1800 | config NR_CPUS_DEFAULT_4 | |
1801 | bool | |
1802 | ||
1803 | config NR_CPUS_DEFAULT_8 | |
1804 | bool | |
1805 | ||
1806 | config NR_CPUS_DEFAULT_16 | |
1807 | bool | |
1808 | ||
1809 | config NR_CPUS_DEFAULT_32 | |
1810 | bool | |
1811 | ||
1812 | config NR_CPUS_DEFAULT_64 | |
1813 | bool | |
1814 | ||
1da177e4 LT |
1815 | config NR_CPUS |
1816 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1817 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1818 | depends on SMP |
72ede9b1 | 1819 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1820 | default "2" if NR_CPUS_DEFAULT_2 |
1821 | default "4" if NR_CPUS_DEFAULT_4 | |
1822 | default "8" if NR_CPUS_DEFAULT_8 | |
1823 | default "16" if NR_CPUS_DEFAULT_16 | |
1824 | default "32" if NR_CPUS_DEFAULT_32 | |
1825 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1826 | help |
1827 | This allows you to specify the maximum number of CPUs which this | |
1828 | kernel will support. The maximum supported value is 32 for 32-bit | |
1829 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1830 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1831 | and 2 for all others. | |
1da177e4 LT |
1832 | |
1833 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1834 | approximately eight kilobytes to the kernel image. For best |
1835 | performance should round up your number of processors to the next | |
1836 | power of two. | |
1da177e4 | 1837 | |
c4eee283 AN |
1838 | source "kernel/time/Kconfig" |
1839 | ||
1723b4a3 AN |
1840 | # |
1841 | # Timer Interrupt Frequency Configuration | |
1842 | # | |
1843 | ||
1844 | choice | |
1845 | prompt "Timer frequency" | |
1846 | default HZ_250 | |
1847 | help | |
1848 | Allows the configuration of the timer frequency. | |
1849 | ||
1850 | config HZ_48 | |
0f873585 | 1851 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
1852 | |
1853 | config HZ_100 | |
1854 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1855 | ||
1856 | config HZ_128 | |
1857 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1858 | ||
1859 | config HZ_250 | |
1860 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1861 | ||
1862 | config HZ_256 | |
1863 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1864 | ||
1865 | config HZ_1000 | |
1866 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1867 | ||
1868 | config HZ_1024 | |
1869 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1870 | ||
1871 | endchoice | |
1872 | ||
1873 | config SYS_SUPPORTS_48HZ | |
1874 | bool | |
1875 | ||
1876 | config SYS_SUPPORTS_100HZ | |
1877 | bool | |
1878 | ||
1879 | config SYS_SUPPORTS_128HZ | |
1880 | bool | |
1881 | ||
1882 | config SYS_SUPPORTS_250HZ | |
1883 | bool | |
1884 | ||
1885 | config SYS_SUPPORTS_256HZ | |
1886 | bool | |
1887 | ||
1888 | config SYS_SUPPORTS_1000HZ | |
1889 | bool | |
1890 | ||
1891 | config SYS_SUPPORTS_1024HZ | |
1892 | bool | |
1893 | ||
1894 | config SYS_SUPPORTS_ARBIT_HZ | |
1895 | bool | |
1896 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1897 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1898 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1899 | !SYS_SUPPORTS_1024HZ | |
1900 | ||
1901 | config HZ | |
1902 | int | |
1903 | default 48 if HZ_48 | |
1904 | default 100 if HZ_100 | |
1905 | default 128 if HZ_128 | |
1906 | default 250 if HZ_250 | |
1907 | default 256 if HZ_256 | |
1908 | default 1000 if HZ_1000 | |
1909 | default 1024 if HZ_1024 | |
1910 | ||
e80de850 | 1911 | source "kernel/Kconfig.preempt" |
1da177e4 | 1912 | |
1da177e4 LT |
1913 | config MIPS_INSANE_LARGE |
1914 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1915 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1916 | help |
1917 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1918 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1919 | need processes of more than 1TB virtual address space, say Y here. | |
1920 | This will result in additional memory usage, so it is not | |
1921 | recommended for normal users. | |
1922 | ||
ea6e942b AN |
1923 | config KEXEC |
1924 | bool "Kexec system call (EXPERIMENTAL)" | |
1925 | depends on EXPERIMENTAL | |
1926 | help | |
1927 | kexec is a system call that implements the ability to shutdown your | |
1928 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1929 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1930 | you can start any kernel with it, not just Linux. |
1931 | ||
01dd2fbf | 1932 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1933 | |
1934 | It is an ongoing process to be certain the hardware in a machine | |
1935 | is properly shutdown, so do not be surprised if this code does not | |
1936 | initially work for you. It may help to enable device hotplugging | |
1937 | support. As of this writing the exact hardware interface is | |
1938 | strongly in flux, so no good recommendation can be made. | |
1939 | ||
1940 | config SECCOMP | |
1941 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1942 | depends on PROC_FS |
ea6e942b AN |
1943 | default y |
1944 | help | |
1945 | This kernel feature is useful for number crunching applications | |
1946 | that may need to compute untrusted bytecode during their | |
1947 | execution. By using pipes or other transports made available to | |
1948 | the process as file descriptors supporting the read/write | |
1949 | syscalls, it's possible to isolate those applications in | |
1950 | their own address space using seccomp. Once seccomp is | |
1951 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1952 | and the task is only allowed to execute a few safe syscalls | |
1953 | defined by each seccomp mode. | |
1954 | ||
1955 | If unsure, say Y. Only embedded should say N here. | |
1956 | ||
5e83d430 RB |
1957 | endmenu |
1958 | ||
1da177e4 LT |
1959 | config RWSEM_GENERIC_SPINLOCK |
1960 | bool | |
1961 | default y | |
1962 | ||
1df0f0ff AN |
1963 | config LOCKDEP_SUPPORT |
1964 | bool | |
1965 | default y | |
1966 | ||
1967 | config STACKTRACE_SUPPORT | |
1968 | bool | |
1969 | default y | |
1970 | ||
b6c3539b RB |
1971 | source "init/Kconfig" |
1972 | ||
0011036b AN |
1973 | config PROBE_INITRD_HEADER |
1974 | bool "Probe initrd header created by addinitrd" | |
1975 | depends on BLK_DEV_INITRD | |
1976 | help | |
1977 | Probe initrd header at the last page of kernel image. | |
1978 | Say Y here if you are using arch/mips/boot/addinitrd.c to | |
1979 | add initrd or initramfs image to the kernel image. | |
1980 | Otherwise, say N. | |
1981 | ||
dc52ddc0 MH |
1982 | source "kernel/Kconfig.freezer" |
1983 | ||
1da177e4 LT |
1984 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1985 | ||
5e83d430 RB |
1986 | config HW_HAS_EISA |
1987 | bool | |
1da177e4 LT |
1988 | config HW_HAS_PCI |
1989 | bool | |
1990 | ||
1991 | config PCI | |
1992 | bool "Support for PCI controller" | |
1993 | depends on HW_HAS_PCI | |
abb4ae46 | 1994 | select PCI_DOMAINS |
1da177e4 LT |
1995 | help |
1996 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1997 | bus system, i.e. the way the CPU talks to the other stuff inside | |
1998 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
1999 | say Y, otherwise N. | |
2000 | ||
1da177e4 LT |
2001 | config PCI_DOMAINS |
2002 | bool | |
1da177e4 LT |
2003 | |
2004 | source "drivers/pci/Kconfig" | |
2005 | ||
2006 | # | |
2007 | # ISA support is now enabled via select. Too many systems still have the one | |
2008 | # or other ISA chip on the board that users don't know about so don't expect | |
2009 | # users to choose the right thing ... | |
2010 | # | |
2011 | config ISA | |
2012 | bool | |
2013 | ||
2014 | config EISA | |
2015 | bool "EISA support" | |
5e83d430 | 2016 | depends on HW_HAS_EISA |
1da177e4 | 2017 | select ISA |
aa414dff | 2018 | select GENERIC_ISA_DMA |
1da177e4 LT |
2019 | ---help--- |
2020 | The Extended Industry Standard Architecture (EISA) bus was | |
2021 | developed as an open alternative to the IBM MicroChannel bus. | |
2022 | ||
2023 | The EISA bus provided some of the features of the IBM MicroChannel | |
2024 | bus while maintaining backward compatibility with cards made for | |
2025 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2026 | 1995 when it was made obsolete by the PCI bus. | |
2027 | ||
2028 | Say Y here if you are building a kernel for an EISA-based machine. | |
2029 | ||
2030 | Otherwise, say N. | |
2031 | ||
2032 | source "drivers/eisa/Kconfig" | |
2033 | ||
2034 | config TC | |
2035 | bool "TURBOchannel support" | |
2036 | depends on MACH_DECSTATION | |
2037 | help | |
2038 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
2039 | processors. Documentation on writing device drivers for TurboChannel | |
2040 | is available at: | |
2041 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
2042 | ||
2043 | #config ACCESSBUS | |
2044 | # bool "Access.Bus support" | |
2045 | # depends on TC | |
2046 | ||
2047 | config MMU | |
2048 | bool | |
2049 | default y | |
2050 | ||
d865bea4 RB |
2051 | config I8253 |
2052 | bool | |
2053 | ||
cce335ae RB |
2054 | config ZONE_DMA32 |
2055 | bool | |
2056 | ||
1da177e4 LT |
2057 | source "drivers/pcmcia/Kconfig" |
2058 | ||
2059 | source "drivers/pci/hotplug/Kconfig" | |
2060 | ||
2061 | endmenu | |
2062 | ||
2063 | menu "Executable file formats" | |
2064 | ||
2065 | source "fs/Kconfig.binfmt" | |
2066 | ||
2067 | config TRAD_SIGNALS | |
2068 | bool | |
1da177e4 | 2069 | |
1da177e4 LT |
2070 | config MIPS32_COMPAT |
2071 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2072 | depends on 64BIT |
1da177e4 LT |
2073 | help |
2074 | Select this option if you want Linux/MIPS 32-bit binary | |
2075 | compatibility. Since all software available for Linux/MIPS is | |
2076 | currently 32-bit you should say Y here. | |
2077 | ||
2078 | config COMPAT | |
2079 | bool | |
2080 | depends on MIPS32_COMPAT | |
2081 | default y | |
2082 | ||
05e43966 AN |
2083 | config SYSVIPC_COMPAT |
2084 | bool | |
2085 | depends on COMPAT && SYSVIPC | |
2086 | default y | |
2087 | ||
1da177e4 LT |
2088 | config MIPS32_O32 |
2089 | bool "Kernel support for o32 binaries" | |
2090 | depends on MIPS32_COMPAT | |
2091 | help | |
2092 | Select this option if you want to run o32 binaries. These are pure | |
2093 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2094 | existing binaries are in this format. | |
2095 | ||
2096 | If unsure, say Y. | |
2097 | ||
2098 | config MIPS32_N32 | |
2099 | bool "Kernel support for n32 binaries" | |
2100 | depends on MIPS32_COMPAT | |
2101 | help | |
2102 | Select this option if you want to run n32 binaries. These are | |
2103 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2104 | data that would normally be 64-bit. They are used in special | |
2105 | cases. | |
2106 | ||
2107 | If unsure, say N. | |
2108 | ||
2109 | config BINFMT_ELF32 | |
2110 | bool | |
2111 | default y if MIPS32_O32 || MIPS32_N32 | |
2112 | ||
2116245e RB |
2113 | endmenu |
2114 | ||
2115 | menu "Power management options" | |
2116 | ||
f4cb5700 JB |
2117 | config ARCH_SUSPEND_POSSIBLE |
2118 | def_bool y | |
2119 | depends on !SMP | |
2120 | ||
2116245e | 2121 | source "kernel/power/Kconfig" |
952fa954 | 2122 | |
1da177e4 LT |
2123 | endmenu |
2124 | ||
d5950b43 SR |
2125 | source "net/Kconfig" |
2126 | ||
1da177e4 LT |
2127 | source "drivers/Kconfig" |
2128 | ||
2129 | source "fs/Kconfig" | |
2130 | ||
2131 | source "arch/mips/Kconfig.debug" | |
2132 | ||
2133 | source "security/Kconfig" | |
2134 | ||
2135 | source "crypto/Kconfig" | |
2136 | ||
2137 | source "lib/Kconfig" |