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 |
1da177e4 LT |
80 | |
81 | config MACH_DECSTATION | |
3fa986fa | 82 | bool "DECstations" |
1da177e4 | 83 | select BOOT_ELF32 |
6457d9fc | 84 | select CEVT_DS1287 |
42f77542 | 85 | select CEVT_R4K |
4247417d | 86 | select CSRC_IOASIC |
940f6b48 | 87 | select CSRC_R4K |
20d60d99 MR |
88 | select CPU_DADDI_WORKAROUNDS if 64BIT |
89 | select CPU_R4000_WORKAROUNDS if 64BIT | |
90 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 91 | select DMA_NONCOHERENT |
d388d685 | 92 | select NO_IOPORT |
1da177e4 | 93 | select IRQ_CPU |
7cf8053b RB |
94 | select SYS_HAS_CPU_R3000 |
95 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
96 | select SYS_SUPPORTS_32BIT_KERNEL |
97 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 98 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
99 | select SYS_SUPPORTS_128HZ |
100 | select SYS_SUPPORTS_256HZ | |
101 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 102 | help |
1da177e4 LT |
103 | This enables support for DEC's MIPS based workstations. For details |
104 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
105 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
106 | ||
107 | If you have one of the following DECstation Models you definitely | |
108 | want to choose R4xx0 for the CPU Type: | |
109 | ||
9308816c RB |
110 | DECstation 5000/50 |
111 | DECstation 5000/150 | |
112 | DECstation 5000/260 | |
113 | DECsystem 5900/260 | |
1da177e4 LT |
114 | |
115 | otherwise choose R3000. | |
116 | ||
5e83d430 | 117 | config MACH_JAZZ |
3fa986fa | 118 | bool "Jazz family of machines" |
5e83d430 RB |
119 | select ARC |
120 | select ARC32 | |
121 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 122 | select CEVT_R4K |
940f6b48 | 123 | select CSRC_R4K |
e2defae5 | 124 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 125 | select GENERIC_ISA_DMA |
ea202c63 | 126 | select IRQ_CPU |
d865bea4 | 127 | select I8253 |
5e83d430 RB |
128 | select I8259 |
129 | select ISA | |
7cf8053b | 130 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
131 | select SYS_SUPPORTS_32BIT_KERNEL |
132 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 133 | select SYS_SUPPORTS_100HZ |
1da177e4 | 134 | help |
5e83d430 RB |
135 | This a family of machines based on the MIPS R4030 chipset which was |
136 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 137 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
138 | Olivetti M700-10 workstations. |
139 | ||
1f21d2bd BM |
140 | config LASAT |
141 | bool "LASAT Networks platforms" | |
42f77542 | 142 | select CEVT_R4K |
940f6b48 | 143 | select CSRC_R4K |
1f21d2bd BM |
144 | select DMA_NONCOHERENT |
145 | select SYS_HAS_EARLY_PRINTK | |
146 | select HW_HAS_PCI | |
a5ccfe5c | 147 | select IRQ_CPU |
1f21d2bd BM |
148 | select PCI_GT64XXX_PCI0 |
149 | select MIPS_NILE4 | |
150 | select R5000_CPU_SCACHE | |
151 | select SYS_HAS_CPU_R5000 | |
152 | select SYS_SUPPORTS_32BIT_KERNEL | |
153 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
154 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 155 | |
ade299d8 YY |
156 | config LEMOTE_FULONG |
157 | bool "Lemote Fulong mini-PC" | |
158 | select ARCH_SPARSEMEM_ENABLE | |
42f77542 | 159 | select CEVT_R4K |
940f6b48 | 160 | select CSRC_R4K |
ade299d8 YY |
161 | select SYS_HAS_CPU_LOONGSON2 |
162 | select DMA_NONCOHERENT | |
163 | select BOOT_ELF32 | |
164 | select BOARD_SCACHE | |
165 | select HAVE_STD_PC_SERIAL_PORT | |
166 | select HW_HAS_PCI | |
167 | select I8259 | |
168 | select ISA | |
169 | select IRQ_CPU | |
170 | select SYS_SUPPORTS_32BIT_KERNEL | |
171 | select SYS_SUPPORTS_64BIT_KERNEL | |
172 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
173 | select SYS_SUPPORTS_HIGHMEM | |
174 | select SYS_HAS_EARLY_PRINTK | |
23dd6d35 | 175 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
ade299d8 YY |
176 | select CPU_HAS_WB |
177 | help | |
178 | Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and | |
179 | an FPGA northbridge | |
180 | ||
1da177e4 | 181 | config MIPS_MALTA |
3fa986fa | 182 | bool "MIPS Malta board" |
61ed242d | 183 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 184 | select BOOT_ELF32 |
fa71c960 | 185 | select BOOT_RAW |
42f77542 | 186 | select CEVT_R4K |
940f6b48 | 187 | select CSRC_R4K |
1da177e4 LT |
188 | select DMA_NONCOHERENT |
189 | select GENERIC_ISA_DMA | |
aa414dff | 190 | select IRQ_CPU |
39b8d525 | 191 | select IRQ_GIC |
1da177e4 | 192 | select HW_HAS_PCI |
d865bea4 | 193 | select I8253 |
1da177e4 | 194 | select I8259 |
5e83d430 RB |
195 | select MIPS_BOARDS_GEN |
196 | select MIPS_BONITO64 | |
9318c51a | 197 | select MIPS_CPU_SCACHE |
252161ec | 198 | select PCI_GT64XXX_PCI0 |
5e83d430 | 199 | select MIPS_MSC |
1da177e4 | 200 | select SWAP_IO_SPACE |
7cf8053b RB |
201 | select SYS_HAS_CPU_MIPS32_R1 |
202 | select SYS_HAS_CPU_MIPS32_R2 | |
203 | select SYS_HAS_CPU_MIPS64_R1 | |
204 | select SYS_HAS_CPU_NEVADA | |
205 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 206 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
207 | select SYS_SUPPORTS_32BIT_KERNEL |
208 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
209 | select SYS_SUPPORTS_BIG_ENDIAN |
210 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
4a16ff4c | 211 | select SYS_SUPPORTS_MIPS_CMP if BROKEN # because SYNC_R4K is broken |
f41ae0b2 | 212 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 213 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 214 | help |
f638d197 | 215 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
216 | board. |
217 | ||
5e83d430 | 218 | config MIPS_SIM |
3fa986fa | 219 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 220 | select CEVT_R4K |
940f6b48 | 221 | select CSRC_R4K |
1da177e4 | 222 | select DMA_NONCOHERENT |
36a88530 | 223 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 224 | select IRQ_CPU |
9267a30d | 225 | select BOOT_RAW |
7cf8053b RB |
226 | select SYS_HAS_CPU_MIPS32_R1 |
227 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 228 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 229 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 230 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 231 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 232 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 233 | help |
5e83d430 RB |
234 | This option enables support for MIPS Technologies MIPSsim software |
235 | emulator. | |
1da177e4 | 236 | |
a83860c2 RB |
237 | config NEC_MARKEINS |
238 | bool "NEC EMMA2RH Mark-eins board" | |
239 | select SOC_EMMA2RH | |
240 | select HW_HAS_PCI | |
241 | help | |
242 | This enables support for the NEC Electronics Mark-eins boards. | |
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 |
5e83d430 | 249 | |
edb6310a DL |
250 | config NXP_STB220 |
251 | bool "NXP STB220 board" | |
252 | select SOC_PNX833X | |
253 | help | |
254 | Support for NXP Semiconductors STB220 Development Board. | |
255 | ||
256 | config NXP_STB225 | |
257 | bool "NXP 225 board" | |
258 | select SOC_PNX833X | |
259 | select SOC_PNX8335 | |
260 | help | |
261 | Support for NXP Semiconductors STB225 Development Board. | |
262 | ||
ade299d8 | 263 | config PNX8550_JBS |
a92b0588 | 264 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
265 | select PNX8550 |
266 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
267 | ||
268 | config PNX8550_STB810 | |
a92b0588 | 269 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
270 | select PNX8550 |
271 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
272 | ||
9267a30d MSJ |
273 | config PMC_MSP |
274 | bool "PMC-Sierra MSP chipsets" | |
275 | depends on EXPERIMENTAL | |
276 | select DMA_NONCOHERENT | |
277 | select SWAP_IO_SPACE | |
278 | select NO_EXCEPT_FILL | |
279 | select BOOT_RAW | |
280 | select SYS_HAS_CPU_MIPS32_R1 | |
281 | select SYS_HAS_CPU_MIPS32_R2 | |
282 | select SYS_SUPPORTS_32BIT_KERNEL | |
283 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
284 | select IRQ_CPU |
285 | select SERIAL_8250 | |
286 | select SERIAL_8250_CONSOLE | |
287 | help | |
288 | This adds support for the PMC-Sierra family of Multi-Service | |
289 | Processor System-On-A-Chips. These parts include a number | |
290 | of integrated peripherals, interfaces and DSPs in addition to | |
291 | a variety of MIPS cores. | |
292 | ||
5e83d430 | 293 | config PMC_YOSEMITE |
3fa986fa | 294 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 295 | select CEVT_R4K |
940f6b48 | 296 | select CSRC_R4K |
5e83d430 RB |
297 | select DMA_COHERENT |
298 | select HW_HAS_PCI | |
299 | select IRQ_CPU | |
300 | select IRQ_CPU_RM7K | |
301 | select IRQ_CPU_RM9K | |
302 | select SWAP_IO_SPACE | |
7cf8053b | 303 | select SYS_HAS_CPU_RM9000 |
36a88530 | 304 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
305 | select SYS_SUPPORTS_32BIT_KERNEL |
306 | select SYS_SUPPORTS_64BIT_KERNEL | |
307 | select SYS_SUPPORTS_BIG_ENDIAN | |
308 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 309 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
310 | help |
311 | Yosemite is an evaluation board for the RM9000x2 processor | |
312 | manufactured by PMC-Sierra. | |
1da177e4 | 313 | |
1da177e4 | 314 | config SGI_IP22 |
3fa986fa | 315 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
316 | select ARC |
317 | select ARC32 | |
318 | select BOOT_ELF32 | |
42f77542 | 319 | select CEVT_R4K |
940f6b48 | 320 | select CSRC_R4K |
e2defae5 | 321 | select DEFAULT_SGI_PARTITION |
1da177e4 | 322 | select DMA_NONCOHERENT |
5e83d430 | 323 | select HW_HAS_EISA |
d865bea4 | 324 | select I8253 |
68de4803 | 325 | select I8259 |
1da177e4 LT |
326 | select IP22_CPU_SCACHE |
327 | select IRQ_CPU | |
aa414dff | 328 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
329 | select SGI_HAS_I8042 |
330 | select SGI_HAS_INDYDOG | |
36e5c21d | 331 | select SGI_HAS_HAL2 |
e2defae5 TB |
332 | select SGI_HAS_SEEQ |
333 | select SGI_HAS_WD93 | |
334 | select SGI_HAS_ZILOG | |
1da177e4 | 335 | select SWAP_IO_SPACE |
7cf8053b RB |
336 | select SYS_HAS_CPU_R4X00 |
337 | select SYS_HAS_CPU_R5000 | |
36a88530 | 338 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
339 | select SYS_SUPPORTS_32BIT_KERNEL |
340 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 341 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
342 | help |
343 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
344 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
345 | that runs on these, say Y here. | |
346 | ||
347 | config SGI_IP27 | |
3fa986fa | 348 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
349 | select ARC |
350 | select ARC64 | |
5e83d430 | 351 | select BOOT_ELF64 |
e2defae5 | 352 | select DEFAULT_SGI_PARTITION |
634286f1 | 353 | select DMA_COHERENT |
36a88530 | 354 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 355 | select HW_HAS_PCI |
130e2fb7 | 356 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 357 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 358 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 359 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 360 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 361 | select SYS_SUPPORTS_SMP |
1da177e4 LT |
362 | help |
363 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
364 | workstations. To compile a Linux kernel that runs on these, say Y | |
365 | here. | |
366 | ||
e2defae5 TB |
367 | config SGI_IP28 |
368 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
369 | depends on EXPERIMENTAL | |
370 | select ARC | |
371 | select ARC64 | |
372 | select BOOT_ELF64 | |
373 | select CEVT_R4K | |
374 | select CSRC_R4K | |
375 | select DEFAULT_SGI_PARTITION | |
376 | select DMA_NONCOHERENT | |
377 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
378 | select IRQ_CPU | |
379 | select HW_HAS_EISA | |
380 | select I8253 | |
381 | select I8259 | |
e2defae5 TB |
382 | select SGI_HAS_I8042 |
383 | select SGI_HAS_INDYDOG | |
5b438c44 | 384 | select SGI_HAS_HAL2 |
e2defae5 TB |
385 | select SGI_HAS_SEEQ |
386 | select SGI_HAS_WD93 | |
387 | select SGI_HAS_ZILOG | |
388 | select SWAP_IO_SPACE | |
389 | select SYS_HAS_CPU_R10000 | |
390 | select SYS_HAS_EARLY_PRINTK | |
391 | select SYS_SUPPORTS_64BIT_KERNEL | |
392 | select SYS_SUPPORTS_BIG_ENDIAN | |
393 | help | |
394 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
395 | kernel that runs on these, say Y here. | |
396 | ||
1da177e4 | 397 | config SGI_IP32 |
cfd2afc0 | 398 | bool "SGI IP32 (O2)" |
1da177e4 LT |
399 | select ARC |
400 | select ARC32 | |
401 | select BOOT_ELF32 | |
42f77542 | 402 | select CEVT_R4K |
940f6b48 | 403 | select CSRC_R4K |
1da177e4 LT |
404 | select DMA_NONCOHERENT |
405 | select HW_HAS_PCI | |
dd67b155 | 406 | select IRQ_CPU |
1da177e4 LT |
407 | select R5000_CPU_SCACHE |
408 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
409 | select SYS_HAS_CPU_R5000 |
410 | select SYS_HAS_CPU_R10000 if BROKEN | |
411 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 412 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 413 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 414 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 415 | help |
5e83d430 | 416 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 417 | |
ade299d8 YY |
418 | config SIBYTE_CRHINE |
419 | bool "Sibyte BCM91120C-CRhine" | |
420 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
421 | select BOOT_ELF32 |
422 | select DMA_COHERENT | |
ade299d8 | 423 | select SIBYTE_BCM1120 |
9a6dcea1 | 424 | select SWAP_IO_SPACE |
7cf8053b | 425 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
426 | select SYS_SUPPORTS_BIG_ENDIAN |
427 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
428 | ||
ade299d8 YY |
429 | config SIBYTE_CARMEL |
430 | bool "Sibyte BCM91120x-Carmel" | |
431 | depends on EXPERIMENTAL | |
5e83d430 | 432 | select BOOT_ELF32 |
1da177e4 | 433 | select DMA_COHERENT |
ade299d8 | 434 | select SIBYTE_BCM1120 |
5e83d430 | 435 | select SWAP_IO_SPACE |
7cf8053b | 436 | select SYS_HAS_CPU_SB1 |
81731f79 | 437 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 438 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 439 | |
ade299d8 YY |
440 | config SIBYTE_CRHONE |
441 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
442 | depends on EXPERIMENTAL |
443 | select BOOT_ELF32 | |
444 | select DMA_COHERENT | |
ade299d8 | 445 | select SIBYTE_BCM1125 |
5e83d430 | 446 | select SWAP_IO_SPACE |
7cf8053b | 447 | select SYS_HAS_CPU_SB1 |
5e83d430 | 448 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 449 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 450 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 451 | |
5e83d430 | 452 | config SIBYTE_RHONE |
3fa986fa | 453 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
454 | depends on EXPERIMENTAL |
455 | select BOOT_ELF32 | |
456 | select DMA_COHERENT | |
457 | select SIBYTE_BCM1125H | |
458 | select SWAP_IO_SPACE | |
7cf8053b | 459 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
460 | select SYS_SUPPORTS_BIG_ENDIAN |
461 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 462 | |
ade299d8 YY |
463 | config SIBYTE_SWARM |
464 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 465 | select BOOT_ELF32 |
26a940e2 | 466 | select DMA_COHERENT |
ade299d8 YY |
467 | select NR_CPUS_DEFAULT_2 |
468 | select SIBYTE_SB1250 | |
5e83d430 | 469 | select SWAP_IO_SPACE |
7cf8053b | 470 | select SYS_HAS_CPU_SB1 |
5e83d430 | 471 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 472 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 473 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 474 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 475 | |
ade299d8 YY |
476 | config SIBYTE_LITTLESUR |
477 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
478 | depends on EXPERIMENTAL |
479 | select BOOT_ELF32 | |
480 | select DMA_COHERENT | |
130e2fb7 | 481 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
482 | select SIBYTE_SB1250 |
483 | select SWAP_IO_SPACE | |
7cf8053b | 484 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
485 | select SYS_SUPPORTS_BIG_ENDIAN |
486 | select SYS_SUPPORTS_HIGHMEM | |
487 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 488 | |
ade299d8 YY |
489 | config SIBYTE_SENTOSA |
490 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
491 | depends on EXPERIMENTAL |
492 | select BOOT_ELF32 | |
493 | select DMA_COHERENT | |
130e2fb7 | 494 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
495 | select SIBYTE_SB1250 |
496 | select SWAP_IO_SPACE | |
7cf8053b | 497 | select SYS_HAS_CPU_SB1 |
5e83d430 | 498 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 499 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 500 | |
ade299d8 YY |
501 | config SIBYTE_BIGSUR |
502 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
503 | select BOOT_ELF32 |
504 | select DMA_COHERENT | |
ade299d8 | 505 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 506 | select SIBYTE_BCM1x80 |
5e83d430 | 507 | select SWAP_IO_SPACE |
7cf8053b | 508 | select SYS_HAS_CPU_SB1 |
5e83d430 | 509 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 510 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 511 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 512 | select ZONE_DMA32 if 64BIT |
1da177e4 | 513 | |
14b36af4 TB |
514 | config SNI_RM |
515 | bool "SNI RM200/300/400" | |
4a0312fc TB |
516 | select ARC if CPU_LITTLE_ENDIAN |
517 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 518 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 519 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 520 | select BOOT_ELF32 |
42f77542 | 521 | select CEVT_R4K |
940f6b48 | 522 | select CSRC_R4K |
e2defae5 | 523 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
524 | select DMA_NONCOHERENT |
525 | select GENERIC_ISA_DMA | |
5e83d430 | 526 | select HW_HAS_EISA |
1da177e4 | 527 | select HW_HAS_PCI |
c066a32a | 528 | select IRQ_CPU |
d865bea4 | 529 | select I8253 |
1da177e4 LT |
530 | select I8259 |
531 | select ISA | |
4a0312fc | 532 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 533 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 534 | select SYS_HAS_CPU_R5000 |
c066a32a | 535 | select SYS_HAS_CPU_R10000 |
4a0312fc | 536 | select R5000_CPU_SCACHE |
36a88530 | 537 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
538 | select SYS_SUPPORTS_32BIT_KERNEL |
539 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 540 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 541 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 542 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 543 | help |
14b36af4 TB |
544 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
545 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
546 | Technology and now in turn merged with Fujitsu. Say Y here to |
547 | support this machine type. | |
548 | ||
edcaf1a6 AN |
549 | config MACH_TX39XX |
550 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 551 | |
edcaf1a6 AN |
552 | config MACH_TX49XX |
553 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 554 | |
73b4390f RB |
555 | config MIKROTIK_RB532 |
556 | bool "Mikrotik RB532 boards" | |
557 | select CEVT_R4K | |
558 | select CSRC_R4K | |
559 | select DMA_NONCOHERENT | |
73b4390f RB |
560 | select HW_HAS_PCI |
561 | select IRQ_CPU | |
562 | select SYS_HAS_CPU_MIPS32_R1 | |
563 | select SYS_SUPPORTS_32BIT_KERNEL | |
564 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
565 | select SWAP_IO_SPACE | |
566 | select BOOT_RAW | |
d888e25b | 567 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
568 | help |
569 | Support the Mikrotik(tm) RouterBoard 532 series, | |
570 | based on the IDT RC32434 SoC. | |
571 | ||
ade299d8 YY |
572 | config WR_PPMC |
573 | bool "Wind River PPMC board" | |
42f77542 | 574 | select CEVT_R4K |
940f6b48 | 575 | select CSRC_R4K |
ade299d8 YY |
576 | select IRQ_CPU |
577 | select BOOT_ELF32 | |
578 | select DMA_NONCOHERENT | |
579 | select HW_HAS_PCI | |
580 | select PCI_GT64XXX_PCI0 | |
581 | select SWAP_IO_SPACE | |
582 | select SYS_HAS_CPU_MIPS32_R1 | |
583 | select SYS_HAS_CPU_MIPS32_R2 | |
584 | select SYS_HAS_CPU_MIPS64_R1 | |
585 | select SYS_HAS_CPU_NEVADA | |
586 | select SYS_HAS_CPU_RM7000 | |
587 | select SYS_SUPPORTS_32BIT_KERNEL | |
588 | select SYS_SUPPORTS_64BIT_KERNEL | |
589 | select SYS_SUPPORTS_BIG_ENDIAN | |
590 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
591 | help | |
592 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
593 | board, which is based on GT64120 bridge chip. | |
594 | ||
a86c7f72 DD |
595 | config CAVIUM_OCTEON_SIMULATOR |
596 | bool "Support for the Cavium Networks Octeon Simulator" | |
597 | select CEVT_R4K | |
598 | select 64BIT_PHYS_ADDR | |
599 | select DMA_COHERENT | |
600 | select SYS_SUPPORTS_64BIT_KERNEL | |
601 | select SYS_SUPPORTS_BIG_ENDIAN | |
602 | select SYS_SUPPORTS_HIGHMEM | |
5e683389 | 603 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
604 | help |
605 | The Octeon simulator is software performance model of the Cavium | |
606 | Octeon Processor. It supports simulating Octeon processors on x86 | |
607 | hardware. | |
608 | ||
609 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
610 | bool "Support for the Cavium Networks Octeon reference board" | |
611 | select CEVT_R4K | |
612 | select 64BIT_PHYS_ADDR | |
613 | select DMA_COHERENT | |
614 | select SYS_SUPPORTS_64BIT_KERNEL | |
615 | select SYS_SUPPORTS_BIG_ENDIAN | |
616 | select SYS_SUPPORTS_HIGHMEM | |
617 | select SYS_HAS_EARLY_PRINTK | |
5e683389 | 618 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
619 | select SWAP_IO_SPACE |
620 | help | |
621 | This option supports all of the Octeon reference boards from Cavium | |
622 | Networks. It builds a kernel that dynamically determines the Octeon | |
623 | CPU type and supports all known board reference implementations. | |
624 | Some of the supported boards are: | |
625 | EBT3000 | |
626 | EBH3000 | |
627 | EBH3100 | |
628 | Thunder | |
629 | Kodama | |
630 | Hikari | |
631 | Say Y here for most Octeon reference boards. | |
632 | ||
5e83d430 | 633 | endchoice |
1da177e4 | 634 | |
e8c7c482 | 635 | source "arch/mips/alchemy/Kconfig" |
9c746edb | 636 | source "arch/mips/basler/excite/Kconfig" |
5e83d430 | 637 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 638 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 639 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 640 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 641 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 642 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 643 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 644 | source "arch/mips/cavium-octeon/Kconfig" |
38b18f72 | 645 | |
5e83d430 RB |
646 | endmenu |
647 | ||
1da177e4 LT |
648 | config RWSEM_GENERIC_SPINLOCK |
649 | bool | |
650 | default y | |
651 | ||
652 | config RWSEM_XCHGADD_ALGORITHM | |
653 | bool | |
654 | ||
f0d1b0b3 DH |
655 | config ARCH_HAS_ILOG2_U32 |
656 | bool | |
657 | default n | |
658 | ||
659 | config ARCH_HAS_ILOG2_U64 | |
660 | bool | |
661 | default n | |
662 | ||
00a58253 RB |
663 | config ARCH_SUPPORTS_OPROFILE |
664 | bool | |
665 | default y if !MIPS_MT_SMTC | |
666 | ||
3c9ee7ef AM |
667 | config GENERIC_FIND_NEXT_BIT |
668 | bool | |
669 | default y | |
670 | ||
671 | config GENERIC_HWEIGHT | |
672 | bool | |
673 | default y | |
674 | ||
1da177e4 LT |
675 | config GENERIC_CALIBRATE_DELAY |
676 | bool | |
677 | default y | |
678 | ||
7bcf7717 RB |
679 | config GENERIC_CLOCKEVENTS |
680 | bool | |
681 | default y | |
682 | ||
8db02010 RB |
683 | config GENERIC_TIME |
684 | bool | |
685 | default y | |
686 | ||
f5ff0a28 RB |
687 | config GENERIC_CMOS_UPDATE |
688 | bool | |
689 | default y | |
690 | ||
ae1e9130 | 691 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
692 | bool |
693 | default y | |
694 | ||
e77c232c | 695 | config GENERIC_HARDIRQS_NO__DO_IRQ |
c87e0909 | 696 | def_bool y |
e77c232c | 697 | |
1da177e4 LT |
698 | # |
699 | # Select some configuration options automatically based on user selections. | |
700 | # | |
701 | config ARC | |
702 | bool | |
1da177e4 | 703 | |
61ed242d RB |
704 | config ARCH_MAY_HAVE_PC_FDC |
705 | bool | |
706 | ||
9267a30d MSJ |
707 | config BOOT_RAW |
708 | bool | |
709 | ||
217dd11e RB |
710 | config CEVT_BCM1480 |
711 | bool | |
712 | ||
6457d9fc YY |
713 | config CEVT_DS1287 |
714 | bool | |
715 | ||
1097c6ac YY |
716 | config CEVT_GT641XX |
717 | bool | |
718 | ||
779e7d41 ML |
719 | config CEVT_R4K_LIB |
720 | bool | |
721 | ||
42f77542 | 722 | config CEVT_R4K |
779e7d41 | 723 | select CEVT_R4K_LIB |
42f77542 RB |
724 | bool |
725 | ||
217dd11e RB |
726 | config CEVT_SB1250 |
727 | bool | |
728 | ||
229f773e AN |
729 | config CEVT_TXX9 |
730 | bool | |
731 | ||
217dd11e RB |
732 | config CSRC_BCM1480 |
733 | bool | |
734 | ||
4247417d YY |
735 | config CSRC_IOASIC |
736 | bool | |
737 | ||
779e7d41 ML |
738 | config CSRC_R4K_LIB |
739 | bool | |
740 | ||
940f6b48 | 741 | config CSRC_R4K |
779e7d41 | 742 | select CSRC_R4K_LIB |
940f6b48 RB |
743 | bool |
744 | ||
217dd11e RB |
745 | config CSRC_SB1250 |
746 | bool | |
747 | ||
a9aec7fe AN |
748 | config GPIO_TXX9 |
749 | select GENERIC_GPIO | |
7444a72e | 750 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
751 | bool |
752 | ||
df78b5c8 AJ |
753 | config CFE |
754 | bool | |
755 | ||
4ce588cd | 756 | config DMA_COHERENT |
1da177e4 LT |
757 | bool |
758 | ||
4ce588cd RB |
759 | config DMA_NONCOHERENT |
760 | bool | |
761 | select DMA_NEED_PCI_MAP_STATE | |
762 | ||
763 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
764 | bool |
765 | ||
766 | config EARLY_PRINTK | |
36a88530 RB |
767 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
768 | depends on SYS_HAS_EARLY_PRINTK | |
769 | default y | |
770 | help | |
771 | This option enables special console drivers which allow the kernel | |
772 | to print messages very early in the bootup process. | |
773 | ||
774 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
775 | early before the console code is initialized. For normal operation, |
776 | it is not recommended because it looks ugly on some machines and | |
777 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
778 | unless you want to debug such a crash. |
779 | ||
780 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 781 | bool |
1da177e4 | 782 | |
dbb74540 RB |
783 | config HOTPLUG_CPU |
784 | bool | |
785 | default n | |
786 | ||
1da177e4 LT |
787 | config I8259 |
788 | bool | |
1da177e4 | 789 | |
1da177e4 LT |
790 | config MIPS_BONITO64 |
791 | bool | |
1da177e4 LT |
792 | |
793 | config MIPS_MSC | |
794 | bool | |
1da177e4 | 795 | |
1f21d2bd BM |
796 | config MIPS_NILE4 |
797 | bool | |
798 | ||
1da177e4 LT |
799 | config MIPS_DISABLE_OBSOLETE_IDE |
800 | bool | |
801 | ||
39b8d525 RB |
802 | config SYNC_R4K |
803 | bool | |
804 | ||
d388d685 MR |
805 | config NO_IOPORT |
806 | def_bool n | |
807 | ||
8313da30 RB |
808 | config GENERIC_ISA_DMA |
809 | bool | |
810 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
811 | ||
aa414dff RB |
812 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
813 | bool | |
8313da30 | 814 | select GENERIC_ISA_DMA |
aa414dff | 815 | |
09663335 YY |
816 | config GENERIC_GPIO |
817 | bool | |
818 | ||
5e83d430 | 819 | # |
3cb2fccc | 820 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
821 | # answer,so we try hard to limit the available choices. Also the use of a |
822 | # choice statement should be more obvious to the user. | |
823 | # | |
824 | choice | |
825 | prompt "Endianess selection" | |
1da177e4 LT |
826 | help |
827 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 828 | byte order. These modes require different kernels and a different |
3cb2fccc | 829 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 830 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 831 | one or the other endianness. |
5e83d430 RB |
832 | |
833 | config CPU_BIG_ENDIAN | |
834 | bool "Big endian" | |
835 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
836 | ||
837 | config CPU_LITTLE_ENDIAN | |
838 | bool "Little endian" | |
839 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
840 | help | |
841 | ||
842 | endchoice | |
843 | ||
2116245e RB |
844 | config SYS_SUPPORTS_APM_EMULATION |
845 | bool | |
846 | ||
5e83d430 RB |
847 | config SYS_SUPPORTS_BIG_ENDIAN |
848 | bool | |
849 | ||
850 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
851 | bool | |
1da177e4 LT |
852 | |
853 | config IRQ_CPU | |
854 | bool | |
855 | ||
856 | config IRQ_CPU_RM7K | |
857 | bool | |
858 | ||
5e83d430 RB |
859 | config IRQ_CPU_RM9K |
860 | bool | |
861 | ||
9267a30d MSJ |
862 | config IRQ_MSP_SLP |
863 | bool | |
864 | ||
865 | config IRQ_MSP_CIC | |
866 | bool | |
867 | ||
8420fd00 AN |
868 | config IRQ_TXX9 |
869 | bool | |
870 | ||
d5ab1a69 YY |
871 | config IRQ_GT641XX |
872 | bool | |
873 | ||
39b8d525 RB |
874 | config IRQ_GIC |
875 | bool | |
876 | ||
a86c7f72 DD |
877 | config IRQ_CPU_OCTEON |
878 | bool | |
879 | ||
1da177e4 LT |
880 | config MIPS_BOARDS_GEN |
881 | bool | |
1da177e4 | 882 | |
252161ec | 883 | config PCI_GT64XXX_PCI0 |
1da177e4 | 884 | bool |
1da177e4 | 885 | |
9267a30d MSJ |
886 | config NO_EXCEPT_FILL |
887 | bool | |
888 | ||
663c3d90 | 889 | config MIPS_RM9122 |
890 | bool | |
891 | select SERIAL_RM9000 | |
663c3d90 | 892 | |
a83860c2 RB |
893 | config SOC_EMMA2RH |
894 | bool | |
895 | select CEVT_R4K | |
896 | select CSRC_R4K | |
897 | select DMA_NONCOHERENT | |
898 | select IRQ_CPU | |
899 | select SWAP_IO_SPACE | |
900 | select SYS_HAS_CPU_R5500 | |
901 | select SYS_SUPPORTS_32BIT_KERNEL | |
902 | select SYS_SUPPORTS_64BIT_KERNEL | |
903 | select SYS_SUPPORTS_BIG_ENDIAN | |
904 | ||
edb6310a DL |
905 | config SOC_PNX833X |
906 | bool | |
907 | select CEVT_R4K | |
908 | select CSRC_R4K | |
909 | select IRQ_CPU | |
910 | select DMA_NONCOHERENT | |
911 | select SYS_HAS_CPU_MIPS32_R2 | |
912 | select SYS_SUPPORTS_32BIT_KERNEL | |
913 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
914 | select SYS_SUPPORTS_BIG_ENDIAN | |
edb6310a DL |
915 | select GENERIC_GPIO |
916 | select CPU_MIPSR2_IRQ_VI | |
917 | ||
918 | config SOC_PNX8335 | |
919 | bool | |
920 | select SOC_PNX833X | |
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 |
4ead1681 | 933 | select GENERIC_GPIO |
bdf21b18 | 934 | |
1da177e4 LT |
935 | config SWAP_IO_SPACE |
936 | bool | |
937 | ||
663c3d90 | 938 | config SERIAL_RM9000 |
939 | bool | |
940 | ||
e2defae5 TB |
941 | config SGI_HAS_INDYDOG |
942 | bool | |
943 | ||
5b438c44 TB |
944 | config SGI_HAS_HAL2 |
945 | bool | |
946 | ||
e2defae5 TB |
947 | config SGI_HAS_SEEQ |
948 | bool | |
949 | ||
950 | config SGI_HAS_WD93 | |
951 | bool | |
952 | ||
953 | config SGI_HAS_ZILOG | |
954 | bool | |
955 | ||
956 | config SGI_HAS_I8042 | |
957 | bool | |
958 | ||
959 | config DEFAULT_SGI_PARTITION | |
960 | bool | |
961 | ||
5e83d430 RB |
962 | config ARC32 |
963 | bool | |
964 | ||
231a35d3 TB |
965 | config SNIPROM |
966 | bool | |
967 | ||
1da177e4 LT |
968 | config BOOT_ELF32 |
969 | bool | |
1da177e4 LT |
970 | |
971 | config MIPS_L1_CACHE_SHIFT | |
972 | int | |
73b4390f | 973 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 |
a86c7f72 | 974 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
9267a30d | 975 | default "4" if PMC_MSP4200_EVAL |
1da177e4 LT |
976 | default "5" |
977 | ||
1da177e4 LT |
978 | config HAVE_STD_PC_SERIAL_PORT |
979 | bool | |
980 | ||
1da177e4 LT |
981 | config ARC_CONSOLE |
982 | bool "ARC console support" | |
e2defae5 | 983 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
984 | |
985 | config ARC_MEMORY | |
986 | bool | |
14b36af4 | 987 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
988 | default y |
989 | ||
990 | config ARC_PROMLIB | |
991 | bool | |
e2defae5 | 992 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
993 | default y |
994 | ||
995 | config ARC64 | |
996 | bool | |
1da177e4 LT |
997 | |
998 | config BOOT_ELF64 | |
999 | bool | |
1da177e4 | 1000 | |
1da177e4 LT |
1001 | menu "CPU selection" |
1002 | ||
1003 | choice | |
1004 | prompt "CPU type" | |
1005 | default CPU_R4X00 | |
1006 | ||
2a21c730 FZ |
1007 | config CPU_LOONGSON2 |
1008 | bool "Loongson 2" | |
1009 | depends on SYS_HAS_CPU_LOONGSON2 | |
1010 | select CPU_SUPPORTS_32BIT_KERNEL | |
1011 | select CPU_SUPPORTS_64BIT_KERNEL | |
1012 | select CPU_SUPPORTS_HIGHMEM | |
1013 | help | |
1014 | The Loongson 2E processor implements the MIPS III instruction set | |
1015 | with many extensions. | |
1016 | ||
6e760c8d RB |
1017 | config CPU_MIPS32_R1 |
1018 | bool "MIPS32 Release 1" | |
7cf8053b | 1019 | depends on SYS_HAS_CPU_MIPS32_R1 |
f7062ddb | 1020 | select CPU_HAS_LLSC |
6e760c8d | 1021 | select CPU_HAS_PREFETCH |
797798c1 | 1022 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1023 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1024 | help |
5e83d430 | 1025 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1026 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1027 | MIPS processor are based on a MIPS32 processor. If you know the | |
1028 | specific type of processor in your system, choose those that one | |
1029 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1030 | Release 2 of the MIPS32 architecture is available since several | |
1031 | years so chances are you even have a MIPS32 Release 2 processor | |
1032 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1033 | performance. | |
1034 | ||
1035 | config CPU_MIPS32_R2 | |
1036 | bool "MIPS32 Release 2" | |
7cf8053b | 1037 | depends on SYS_HAS_CPU_MIPS32_R2 |
f7062ddb | 1038 | select CPU_HAS_LLSC |
1e5f1caa | 1039 | select CPU_HAS_PREFETCH |
797798c1 | 1040 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1041 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1042 | help |
5e83d430 | 1043 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1044 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1045 | MIPS processor are based on a MIPS32 processor. If you know the | |
1046 | specific type of processor in your system, choose those that one | |
1047 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1048 | ||
1049 | config CPU_MIPS64_R1 | |
1050 | bool "MIPS64 Release 1" | |
7cf8053b | 1051 | depends on SYS_HAS_CPU_MIPS64_R1 |
f7062ddb | 1052 | select CPU_HAS_LLSC |
797798c1 | 1053 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1054 | select CPU_SUPPORTS_32BIT_KERNEL |
1055 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1056 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d RB |
1057 | help |
1058 | Choose this option to build a kernel for release 1 or later of the | |
1059 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1060 | MIPS processor are based on a MIPS64 processor. If you know the | |
1061 | specific type of processor in your system, choose those that one | |
1062 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1063 | Release 2 of the MIPS64 architecture is available since several |
1064 | years so chances are you even have a MIPS64 Release 2 processor | |
1065 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1066 | performance. | |
1067 | ||
1068 | config CPU_MIPS64_R2 | |
1069 | bool "MIPS64 Release 2" | |
7cf8053b | 1070 | depends on SYS_HAS_CPU_MIPS64_R2 |
f7062ddb | 1071 | select CPU_HAS_LLSC |
797798c1 | 1072 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1073 | select CPU_SUPPORTS_32BIT_KERNEL |
1074 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1075 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa RB |
1076 | help |
1077 | Choose this option to build a kernel for release 2 or later of the | |
1078 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1079 | MIPS processor are based on a MIPS64 processor. If you know the | |
1080 | specific type of processor in your system, choose those that one | |
1081 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1082 | |
1083 | config CPU_R3000 | |
1084 | bool "R3000" | |
7cf8053b | 1085 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1086 | select CPU_HAS_WB |
ed5ba2fb | 1087 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1088 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1089 | help |
1090 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1091 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1092 | *not* work on R4000 machines and vice versa. However, since most | |
1093 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1094 | might be a safe bet. If the resulting kernel does not work, | |
1095 | try to recompile with R3000. | |
1096 | ||
1097 | config CPU_TX39XX | |
1098 | bool "R39XX" | |
7cf8053b | 1099 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1100 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1101 | |
1102 | config CPU_VR41XX | |
1103 | bool "R41xx" | |
7cf8053b | 1104 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1105 | select CPU_SUPPORTS_32BIT_KERNEL |
1106 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1107 | help |
5e83d430 | 1108 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1109 | Only choose this option if you have one of these processors as a |
1110 | kernel built with this option will not run on any other type of | |
1111 | processor or vice versa. | |
1112 | ||
1113 | config CPU_R4300 | |
1114 | bool "R4300" | |
7cf8053b | 1115 | depends on SYS_HAS_CPU_R4300 |
f7062ddb | 1116 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1117 | select CPU_SUPPORTS_32BIT_KERNEL |
1118 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1119 | help |
1120 | MIPS Technologies R4300-series processors. | |
1121 | ||
1122 | config CPU_R4X00 | |
1123 | bool "R4x00" | |
7cf8053b | 1124 | depends on SYS_HAS_CPU_R4X00 |
f7062ddb | 1125 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1126 | select CPU_SUPPORTS_32BIT_KERNEL |
1127 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1128 | help |
1129 | MIPS Technologies R4000-series processors other than 4300, including | |
1130 | the R4000, R4400, R4600, and 4700. | |
1131 | ||
1132 | config CPU_TX49XX | |
1133 | bool "R49XX" | |
7cf8053b | 1134 | depends on SYS_HAS_CPU_TX49XX |
f7062ddb | 1135 | select CPU_HAS_LLSC |
de862b48 | 1136 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1137 | select CPU_SUPPORTS_32BIT_KERNEL |
1138 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1139 | |
1140 | config CPU_R5000 | |
1141 | bool "R5000" | |
7cf8053b | 1142 | depends on SYS_HAS_CPU_R5000 |
f7062ddb | 1143 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1144 | select CPU_SUPPORTS_32BIT_KERNEL |
1145 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1146 | help |
1147 | MIPS Technologies R5000-series processors other than the Nevada. | |
1148 | ||
1149 | config CPU_R5432 | |
1150 | bool "R5432" | |
7cf8053b | 1151 | depends on SYS_HAS_CPU_R5432 |
f7062ddb | 1152 | select CPU_HAS_LLSC |
5e83d430 RB |
1153 | select CPU_SUPPORTS_32BIT_KERNEL |
1154 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1155 | |
542c1020 SK |
1156 | config CPU_R5500 |
1157 | bool "R5500" | |
1158 | depends on SYS_HAS_CPU_R5500 | |
1159 | select CPU_HAS_LLSC | |
1160 | select CPU_SUPPORTS_32BIT_KERNEL | |
1161 | select CPU_SUPPORTS_64BIT_KERNEL | |
1162 | help | |
1163 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1164 | instruction set. | |
1165 | ||
1da177e4 LT |
1166 | config CPU_R6000 |
1167 | bool "R6000" | |
ed5ba2fb | 1168 | depends on EXPERIMENTAL |
f7062ddb | 1169 | select CPU_HAS_LLSC |
7cf8053b | 1170 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1171 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1172 | help |
1173 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1174 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1175 | |
1176 | config CPU_NEVADA | |
1177 | bool "RM52xx" | |
7cf8053b | 1178 | depends on SYS_HAS_CPU_NEVADA |
f7062ddb | 1179 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1180 | select CPU_SUPPORTS_32BIT_KERNEL |
1181 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1182 | help |
1183 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1184 | ||
1185 | config CPU_R8000 | |
1186 | bool "R8000" | |
ed5ba2fb | 1187 | depends on EXPERIMENTAL |
7cf8053b | 1188 | depends on SYS_HAS_CPU_R8000 |
f7062ddb | 1189 | select CPU_HAS_LLSC |
5e83d430 | 1190 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1191 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1192 | help |
1193 | MIPS Technologies R8000 processors. Note these processors are | |
1194 | uncommon and the support for them is incomplete. | |
1195 | ||
1196 | config CPU_R10000 | |
1197 | bool "R10000" | |
7cf8053b | 1198 | depends on SYS_HAS_CPU_R10000 |
f7062ddb | 1199 | select CPU_HAS_LLSC |
5e83d430 | 1200 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1201 | select CPU_SUPPORTS_32BIT_KERNEL |
1202 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1203 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1204 | help |
1205 | MIPS Technologies R10000-series processors. | |
1206 | ||
1207 | config CPU_RM7000 | |
1208 | bool "RM7000" | |
7cf8053b | 1209 | depends on SYS_HAS_CPU_RM7000 |
f7062ddb | 1210 | select CPU_HAS_LLSC |
5e83d430 | 1211 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1212 | select CPU_SUPPORTS_32BIT_KERNEL |
1213 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1214 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1215 | |
1216 | config CPU_RM9000 | |
1217 | bool "RM9000" | |
7cf8053b | 1218 | depends on SYS_HAS_CPU_RM9000 |
f7062ddb | 1219 | select CPU_HAS_LLSC |
5e83d430 | 1220 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1221 | select CPU_SUPPORTS_32BIT_KERNEL |
1222 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1223 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1224 | select WEAK_ORDERING |
1da177e4 LT |
1225 | |
1226 | config CPU_SB1 | |
1227 | bool "SB1" | |
7cf8053b | 1228 | depends on SYS_HAS_CPU_SB1 |
f7062ddb | 1229 | select CPU_HAS_LLSC |
ed5ba2fb YY |
1230 | select CPU_SUPPORTS_32BIT_KERNEL |
1231 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1232 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1233 | select WEAK_ORDERING |
1da177e4 | 1234 | |
a86c7f72 DD |
1235 | config CPU_CAVIUM_OCTEON |
1236 | bool "Cavium Octeon processor" | |
5e683389 | 1237 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
1238 | select IRQ_CPU |
1239 | select IRQ_CPU_OCTEON | |
1240 | select CPU_HAS_PREFETCH | |
1241 | select CPU_SUPPORTS_64BIT_KERNEL | |
1242 | select SYS_SUPPORTS_SMP | |
1243 | select NR_CPUS_DEFAULT_16 | |
1244 | select WEAK_ORDERING | |
1245 | select WEAK_REORDERING_BEYOND_LLSC | |
1246 | select CPU_SUPPORTS_HIGHMEM | |
1247 | help | |
1248 | The Cavium Octeon processor is a highly integrated chip containing | |
1249 | many ethernet hardware widgets for networking tasks. The processor | |
1250 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1251 | Full details can be found at http://www.caviumnetworks.com. | |
1252 | ||
1da177e4 LT |
1253 | endchoice |
1254 | ||
2a21c730 FZ |
1255 | config SYS_HAS_CPU_LOONGSON2 |
1256 | bool | |
1257 | ||
7cf8053b RB |
1258 | config SYS_HAS_CPU_MIPS32_R1 |
1259 | bool | |
1260 | ||
1261 | config SYS_HAS_CPU_MIPS32_R2 | |
1262 | bool | |
1263 | ||
1264 | config SYS_HAS_CPU_MIPS64_R1 | |
1265 | bool | |
1266 | ||
1267 | config SYS_HAS_CPU_MIPS64_R2 | |
1268 | bool | |
1269 | ||
1270 | config SYS_HAS_CPU_R3000 | |
1271 | bool | |
1272 | ||
1273 | config SYS_HAS_CPU_TX39XX | |
1274 | bool | |
1275 | ||
1276 | config SYS_HAS_CPU_VR41XX | |
1277 | bool | |
1278 | ||
1279 | config SYS_HAS_CPU_R4300 | |
1280 | bool | |
1281 | ||
1282 | config SYS_HAS_CPU_R4X00 | |
1283 | bool | |
1284 | ||
1285 | config SYS_HAS_CPU_TX49XX | |
1286 | bool | |
1287 | ||
1288 | config SYS_HAS_CPU_R5000 | |
1289 | bool | |
1290 | ||
1291 | config SYS_HAS_CPU_R5432 | |
1292 | bool | |
1293 | ||
542c1020 SK |
1294 | config SYS_HAS_CPU_R5500 |
1295 | bool | |
1296 | ||
7cf8053b RB |
1297 | config SYS_HAS_CPU_R6000 |
1298 | bool | |
1299 | ||
1300 | config SYS_HAS_CPU_NEVADA | |
1301 | bool | |
1302 | ||
1303 | config SYS_HAS_CPU_R8000 | |
1304 | bool | |
1305 | ||
1306 | config SYS_HAS_CPU_R10000 | |
1307 | bool | |
1308 | ||
1309 | config SYS_HAS_CPU_RM7000 | |
1310 | bool | |
1311 | ||
1312 | config SYS_HAS_CPU_RM9000 | |
1313 | bool | |
1314 | ||
1315 | config SYS_HAS_CPU_SB1 | |
1316 | bool | |
1317 | ||
5e683389 DD |
1318 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1319 | bool | |
1320 | ||
17099b11 RB |
1321 | # |
1322 | # CPU may reorder R->R, R->W, W->R, W->W | |
1323 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1324 | # | |
0004a9df RB |
1325 | config WEAK_ORDERING |
1326 | bool | |
17099b11 RB |
1327 | |
1328 | # | |
1329 | # CPU may reorder reads and writes beyond LL/SC | |
1330 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1331 | # | |
1332 | config WEAK_REORDERING_BEYOND_LLSC | |
1333 | bool | |
5e83d430 RB |
1334 | endmenu |
1335 | ||
1336 | # | |
c09b47d8 | 1337 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1338 | # |
1339 | config CPU_MIPS32 | |
1340 | bool | |
1341 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1342 | ||
1343 | config CPU_MIPS64 | |
1344 | bool | |
1345 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1346 | ||
1347 | # | |
c09b47d8 | 1348 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1349 | # |
1350 | config CPU_MIPSR1 | |
1351 | bool | |
1352 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1353 | ||
1354 | config CPU_MIPSR2 | |
1355 | bool | |
a86c7f72 | 1356 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1357 | |
1358 | config SYS_SUPPORTS_32BIT_KERNEL | |
1359 | bool | |
1360 | config SYS_SUPPORTS_64BIT_KERNEL | |
1361 | bool | |
1362 | config CPU_SUPPORTS_32BIT_KERNEL | |
1363 | bool | |
1364 | config CPU_SUPPORTS_64BIT_KERNEL | |
1365 | bool | |
1366 | ||
8192c9ea DD |
1367 | # |
1368 | # Set to y for ptrace access to watch registers. | |
1369 | # | |
1370 | config HARDWARE_WATCHPOINTS | |
1371 | bool | |
f839490a | 1372 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
8192c9ea | 1373 | |
5e83d430 RB |
1374 | menu "Kernel type" |
1375 | ||
1376 | choice | |
1377 | ||
1378 | prompt "Kernel code model" | |
1379 | help | |
1380 | You should only select this option if you have a workload that | |
1381 | actually benefits from 64-bit processing or if your machine has | |
1382 | large memory. You will only be presented a single option in this | |
1383 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1384 | ||
1385 | config 32BIT | |
1386 | bool "32-bit kernel" | |
1387 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1388 | select TRAD_SIGNALS | |
1389 | help | |
1390 | Select this option if you want to build a 32-bit kernel. | |
1391 | config 64BIT | |
1392 | bool "64-bit kernel" | |
1393 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
dbda6ac0 | 1394 | select HAVE_SYSCALL_WRAPPERS |
5e83d430 RB |
1395 | help |
1396 | Select this option if you want to build a 64-bit kernel. | |
1397 | ||
1398 | endchoice | |
1399 | ||
1da177e4 LT |
1400 | choice |
1401 | prompt "Kernel page size" | |
1402 | default PAGE_SIZE_4KB | |
1403 | ||
1404 | config PAGE_SIZE_4KB | |
1405 | bool "4kB" | |
1406 | help | |
1407 | This option select the standard 4kB Linux page size. On some | |
1408 | R3000-family processors this is the only available page size. Using | |
1409 | 4kB page size will minimize memory consumption and is therefore | |
1410 | recommended for low memory systems. | |
1411 | ||
1412 | config PAGE_SIZE_8KB | |
1413 | bool "8kB" | |
1414 | depends on EXPERIMENTAL && CPU_R8000 | |
1415 | help | |
1416 | Using 8kB page size will result in higher performance kernel at | |
1417 | the price of higher memory consumption. This option is available | |
1418 | only on the R8000 processor. Not that at the time of this writing | |
1419 | this option is still high experimental; there are also issues with | |
1420 | compatibility of user applications. | |
1421 | ||
1422 | config PAGE_SIZE_16KB | |
1423 | bool "16kB" | |
714bfad6 | 1424 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1425 | help |
1426 | Using 16kB page size will result in higher performance kernel at | |
1427 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1428 | all non-R3000 family processors. Note that you will need a suitable |
1429 | Linux distribution to support this. | |
1da177e4 LT |
1430 | |
1431 | config PAGE_SIZE_64KB | |
1432 | bool "64kB" | |
1433 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1434 | help | |
1435 | Using 64kB page size will result in higher performance kernel at | |
1436 | the price of higher memory consumption. This option is available on | |
1437 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1438 | writing this option is still high experimental. |
1da177e4 LT |
1439 | |
1440 | endchoice | |
1441 | ||
1442 | config BOARD_SCACHE | |
1443 | bool | |
1444 | ||
1445 | config IP22_CPU_SCACHE | |
1446 | bool | |
1447 | select BOARD_SCACHE | |
1448 | ||
9318c51a CD |
1449 | # |
1450 | # Support for a MIPS32 / MIPS64 style S-caches | |
1451 | # | |
1452 | config MIPS_CPU_SCACHE | |
1453 | bool | |
1454 | select BOARD_SCACHE | |
1455 | ||
1da177e4 LT |
1456 | config R5000_CPU_SCACHE |
1457 | bool | |
1458 | select BOARD_SCACHE | |
1459 | ||
1460 | config RM7000_CPU_SCACHE | |
1461 | bool | |
1462 | select BOARD_SCACHE | |
1463 | ||
1464 | config SIBYTE_DMA_PAGEOPS | |
1465 | bool "Use DMA to clear/copy pages" | |
1466 | depends on CPU_SB1 | |
1467 | help | |
1468 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1469 | channel. These DMA channels are otherwise unused by the standard | |
1470 | SiByte Linux port. Seems to give a small performance benefit. | |
1471 | ||
1472 | config CPU_HAS_PREFETCH | |
c8094b53 | 1473 | bool |
1da177e4 | 1474 | |
340ee4b9 RB |
1475 | choice |
1476 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1477 | |
1478 | config MIPS_MT_DISABLED | |
1479 | bool "Disable multithreading support." | |
1480 | help | |
1481 | Use this option if your workload can't take advantage of | |
1482 | MIPS hardware multithreading support. On systems that don't have | |
1483 | the option of an MT-enabled processor this option will be the only | |
1484 | option in this menu. | |
340ee4b9 | 1485 | |
59d6ab86 RB |
1486 | config MIPS_MT_SMP |
1487 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1488 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1489 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1490 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1491 | select MIPS_MT |
f510aa3b | 1492 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1493 | select SMP |
0ab7aefc | 1494 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1495 | select SYS_SUPPORTS_SMP |
87353d8a | 1496 | select SMP_UP |
f41ae0b2 | 1497 | help |
59d6ab86 RB |
1498 | This is a kernel model which is also known a VSMP or lately |
1499 | has been marketesed into SMVP. | |
41c594ab | 1500 | |
59d6ab86 RB |
1501 | config MIPS_MT_SMTC |
1502 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1503 | depends on CPU_MIPS32_R2 | |
1504 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1505 | depends on SYS_SUPPORTS_MULTITHREADING |
1506 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1507 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1508 | select MIPS_MT |
130e2fb7 | 1509 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1510 | select SMP |
73b76c78 | 1511 | select SYS_SUPPORTS_SMP |
87353d8a | 1512 | select SMP_UP |
f41ae0b2 | 1513 | help |
59d6ab86 RB |
1514 | This is a kernel model which is known a SMTC or lately has been |
1515 | marketesed into SMVP. | |
340ee4b9 | 1516 | |
340ee4b9 RB |
1517 | endchoice |
1518 | ||
f41ae0b2 RB |
1519 | config MIPS_MT |
1520 | bool | |
1521 | ||
0ab7aefc RB |
1522 | config SCHED_SMT |
1523 | bool "SMT (multithreading) scheduler support" | |
1524 | depends on SYS_SUPPORTS_SCHED_SMT | |
1525 | default n | |
1526 | help | |
1527 | SMT scheduler support improves the CPU scheduler's decision making | |
1528 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1529 | increased overhead in some places. If unsure say N here. | |
1530 | ||
1531 | config SYS_SUPPORTS_SCHED_SMT | |
1532 | bool | |
1533 | ||
1534 | ||
f41ae0b2 RB |
1535 | config SYS_SUPPORTS_MULTITHREADING |
1536 | bool | |
1537 | ||
f088fc84 RB |
1538 | config MIPS_MT_FPAFF |
1539 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1540 | default y |
07cc0c9e RB |
1541 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1542 | ||
1543 | config MIPS_VPE_LOADER | |
1544 | bool "VPE loader support." | |
1545 | depends on SYS_SUPPORTS_MULTITHREADING | |
1546 | select CPU_MIPSR2_IRQ_VI | |
1547 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1548 | select MIPS_MT |
1549 | help | |
1550 | Includes a loader for loading an elf relocatable object | |
1551 | onto another VPE and running it. | |
f088fc84 | 1552 | |
0db34215 KK |
1553 | config MIPS_MT_SMTC_IM_BACKSTOP |
1554 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1555 | depends on MIPS_MT_SMTC | |
8531a35e | 1556 | default n |
0db34215 KK |
1557 | help |
1558 | To support multiple TC microthreads acting as "CPUs" within | |
1559 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1560 | during interrupt handling. To support legacy drivers and interrupt | |
1561 | controller management code, SMTC has a "backstop" to track and | |
1562 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1563 | impact on interrupt service overhead. |
0db34215 | 1564 | |
f571eff0 KK |
1565 | config MIPS_MT_SMTC_IRQAFF |
1566 | bool "Support IRQ affinity API" | |
1567 | depends on MIPS_MT_SMTC | |
1568 | default n | |
1569 | help | |
1570 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1571 | for SMTC Linux kernel. Requires platform support, of which | |
1572 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1573 | platform code. Adds some overhead to interrupt dispatch, and |
1574 | should be used only if you know what you are doing. | |
f571eff0 | 1575 | |
e01402b1 RB |
1576 | config MIPS_VPE_LOADER_TOM |
1577 | bool "Load VPE program into memory hidden from linux" | |
1578 | depends on MIPS_VPE_LOADER | |
1579 | default y | |
1580 | help | |
1581 | The loader can use memory that is present but has been hidden from | |
1582 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1583 | you to ensure the amount you put in the option and the space your | |
1584 | program requires is less or equal to the amount physically present. | |
1585 | ||
1586 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1587 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1588 | bool "Enable support for AP/SP API (RTLX)" |
1589 | depends on MIPS_VPE_LOADER | |
1590 | help | |
e01402b1 | 1591 | |
2600990e RB |
1592 | config MIPS_APSP_KSPD |
1593 | bool "Enable KSPD" | |
1594 | depends on MIPS_VPE_APSP_API | |
1595 | default y | |
1596 | help | |
1597 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1598 | side, actions them and returns the results. It also handles the | |
1599 | "exit" syscall notifying other kernel modules the SP program is | |
1600 | exiting. You probably want to say yes here. | |
1601 | ||
4a16ff4c RB |
1602 | config MIPS_CMP |
1603 | bool "MIPS CMP framework support" | |
1604 | depends on SYS_SUPPORTS_MIPS_CMP | |
1605 | select SYNC_R4K if BROKEN | |
1606 | select SYS_SUPPORTS_SMP | |
1607 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
1608 | select WEAK_ORDERING | |
1609 | default n | |
1610 | help | |
1611 | This is a placeholder option for the GCMP work. It will need to | |
1612 | be handled differently... | |
1613 | ||
1da177e4 LT |
1614 | config SB1_PASS_1_WORKAROUNDS |
1615 | bool | |
1616 | depends on CPU_SB1_PASS_1 | |
1617 | default y | |
1618 | ||
1619 | config SB1_PASS_2_WORKAROUNDS | |
1620 | bool | |
1621 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1622 | default y | |
1623 | ||
1624 | config SB1_PASS_2_1_WORKAROUNDS | |
1625 | bool | |
1626 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1627 | default y | |
1628 | ||
1629 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1630 | bool |
1da177e4 | 1631 | |
1da177e4 | 1632 | config CPU_HAS_LLSC |
f7062ddb | 1633 | bool |
1da177e4 | 1634 | |
9693a853 FBH |
1635 | config CPU_HAS_SMARTMIPS |
1636 | depends on SYS_SUPPORTS_SMARTMIPS | |
1637 | bool "Support for the SmartMIPS ASE" | |
1638 | help | |
1639 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1640 | increased security at both hardware and software level for | |
1641 | smartcards. Enabling this option will allow proper use of the | |
1642 | SmartMIPS instructions by Linux applications. However a kernel with | |
1643 | this option will not work on a MIPS core without SmartMIPS core. If | |
1644 | you don't know you probably don't have SmartMIPS and should say N | |
1645 | here. | |
1646 | ||
1da177e4 | 1647 | config CPU_HAS_WB |
f7062ddb | 1648 | bool |
e01402b1 | 1649 | |
f41ae0b2 RB |
1650 | # |
1651 | # Vectored interrupt mode is an R2 feature | |
1652 | # | |
e01402b1 | 1653 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1654 | bool |
e01402b1 | 1655 | |
f41ae0b2 RB |
1656 | # |
1657 | # Extended interrupt mode is an R2 feature | |
1658 | # | |
e01402b1 | 1659 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1660 | bool |
e01402b1 | 1661 | |
1da177e4 LT |
1662 | config CPU_HAS_SYNC |
1663 | bool | |
1664 | depends on !CPU_R3000 | |
1665 | default y | |
1666 | ||
ea580401 RB |
1667 | config GENERIC_CLOCKEVENTS_BROADCAST |
1668 | bool | |
1669 | ||
20d60d99 MR |
1670 | # |
1671 | # CPU non-features | |
1672 | # | |
1673 | config CPU_DADDI_WORKAROUNDS | |
1674 | bool | |
1675 | ||
1676 | config CPU_R4000_WORKAROUNDS | |
1677 | bool | |
1678 | select CPU_R4400_WORKAROUNDS | |
1679 | ||
1680 | config CPU_R4400_WORKAROUNDS | |
1681 | bool | |
1682 | ||
797798c1 RB |
1683 | # |
1684 | # Use the generic interrupt handling code in kernel/irq/: | |
1685 | # | |
1686 | config GENERIC_HARDIRQS | |
1687 | bool | |
1688 | default y | |
1689 | ||
1690 | config GENERIC_IRQ_PROBE | |
1691 | bool | |
1692 | default y | |
1693 | ||
0d7012a9 | 1694 | config IRQ_PER_CPU |
0d7012a9 | 1695 | bool |
0d7012a9 | 1696 | |
1da177e4 LT |
1697 | # |
1698 | # - Highmem only makes sense for the 32-bit kernel. | |
1699 | # - The current highmem code will only work properly on physically indexed | |
1700 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1701 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1702 | # moment we protect the user and offer the highmem option only on machines | |
1703 | # where it's known to be safe. This will not offer highmem on a few systems | |
1704 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1705 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1706 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1707 | # know they might have memory configurations that could make use of highmem | |
1708 | # support. | |
1da177e4 LT |
1709 | # |
1710 | config HIGHMEM | |
1711 | bool "High Memory Support" | |
797798c1 RB |
1712 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1713 | ||
1714 | config CPU_SUPPORTS_HIGHMEM | |
1715 | bool | |
1716 | ||
1717 | config SYS_SUPPORTS_HIGHMEM | |
1718 | bool | |
1da177e4 | 1719 | |
9693a853 FBH |
1720 | config SYS_SUPPORTS_SMARTMIPS |
1721 | bool | |
1722 | ||
b4819b59 YY |
1723 | config ARCH_FLATMEM_ENABLE |
1724 | def_bool y | |
1725 | depends on !NUMA | |
1726 | ||
d8cb4e11 RB |
1727 | config ARCH_DISCONTIGMEM_ENABLE |
1728 | bool | |
1729 | default y if SGI_IP27 | |
1730 | help | |
3dde6ad8 | 1731 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1732 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1733 | or have huge holes in the physical address space for other reasons. | |
1734 | See <file:Documentation/vm/numa> for more. | |
1735 | ||
cce335ae RB |
1736 | config ARCH_POPULATES_NODE_MAP |
1737 | def_bool y | |
1738 | ||
31473747 AN |
1739 | config ARCH_SPARSEMEM_ENABLE |
1740 | bool | |
7de58fab | 1741 | select SPARSEMEM_STATIC |
31473747 | 1742 | |
d8cb4e11 RB |
1743 | config NUMA |
1744 | bool "NUMA Support" | |
1745 | depends on SYS_SUPPORTS_NUMA | |
1746 | help | |
1747 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1748 | Access). This option improves performance on systems with more | |
1749 | than two nodes; on two node systems it is generally better to | |
1750 | leave it disabled; on single node systems disable this option | |
1751 | disabled. | |
1752 | ||
1753 | config SYS_SUPPORTS_NUMA | |
1754 | bool | |
1755 | ||
c80d79d7 YG |
1756 | config NODES_SHIFT |
1757 | int | |
1758 | default "6" | |
1759 | depends on NEED_MULTIPLE_NODES | |
1760 | ||
b4819b59 YY |
1761 | source "mm/Kconfig" |
1762 | ||
1da177e4 LT |
1763 | config SMP |
1764 | bool "Multi-Processing support" | |
e73ea273 | 1765 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1766 | select IRQ_PER_CPU |
2f304c0a | 1767 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 1768 | help |
1da177e4 LT |
1769 | This enables support for systems with more than one CPU. If you have |
1770 | a system with only one CPU, like most personal computers, say N. If | |
1771 | you have a system with more than one CPU, say Y. | |
1772 | ||
1773 | If you say N here, the kernel will run on single and multiprocessor | |
1774 | machines, but will use only one CPU of a multiprocessor machine. If | |
1775 | you say Y here, the kernel will run on many, but not all, | |
1776 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1777 | will run faster if you say N here. | |
1778 | ||
1779 | People using multiprocessor machines who say Y here should also say | |
1780 | Y to "Enhanced Real Time Clock Support", below. | |
1781 | ||
03502faa AB |
1782 | See also the SMP-HOWTO available at |
1783 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1784 | |
1785 | If you don't know what to do here, say N. | |
1786 | ||
87353d8a RB |
1787 | config SMP_UP |
1788 | bool | |
1789 | ||
4a16ff4c RB |
1790 | config SYS_SUPPORTS_MIPS_CMP |
1791 | bool | |
1792 | ||
e73ea273 RB |
1793 | config SYS_SUPPORTS_SMP |
1794 | bool | |
1795 | ||
72ede9b1 AN |
1796 | config NR_CPUS_DEFAULT_1 |
1797 | bool | |
1798 | ||
130e2fb7 RB |
1799 | config NR_CPUS_DEFAULT_2 |
1800 | bool | |
1801 | ||
1802 | config NR_CPUS_DEFAULT_4 | |
1803 | bool | |
1804 | ||
1805 | config NR_CPUS_DEFAULT_8 | |
1806 | bool | |
1807 | ||
1808 | config NR_CPUS_DEFAULT_16 | |
1809 | bool | |
1810 | ||
1811 | config NR_CPUS_DEFAULT_32 | |
1812 | bool | |
1813 | ||
1814 | config NR_CPUS_DEFAULT_64 | |
1815 | bool | |
1816 | ||
1da177e4 LT |
1817 | config NR_CPUS |
1818 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1819 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1820 | depends on SMP |
72ede9b1 | 1821 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1822 | default "2" if NR_CPUS_DEFAULT_2 |
1823 | default "4" if NR_CPUS_DEFAULT_4 | |
1824 | default "8" if NR_CPUS_DEFAULT_8 | |
1825 | default "16" if NR_CPUS_DEFAULT_16 | |
1826 | default "32" if NR_CPUS_DEFAULT_32 | |
1827 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1828 | help |
1829 | This allows you to specify the maximum number of CPUs which this | |
1830 | kernel will support. The maximum supported value is 32 for 32-bit | |
1831 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1832 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1833 | and 2 for all others. | |
1da177e4 LT |
1834 | |
1835 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1836 | approximately eight kilobytes to the kernel image. For best |
1837 | performance should round up your number of processors to the next | |
1838 | power of two. | |
1da177e4 | 1839 | |
c4eee283 AN |
1840 | source "kernel/time/Kconfig" |
1841 | ||
1723b4a3 AN |
1842 | # |
1843 | # Timer Interrupt Frequency Configuration | |
1844 | # | |
1845 | ||
1846 | choice | |
1847 | prompt "Timer frequency" | |
1848 | default HZ_250 | |
1849 | help | |
1850 | Allows the configuration of the timer frequency. | |
1851 | ||
1852 | config HZ_48 | |
0f873585 | 1853 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
1854 | |
1855 | config HZ_100 | |
1856 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1857 | ||
1858 | config HZ_128 | |
1859 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1860 | ||
1861 | config HZ_250 | |
1862 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1863 | ||
1864 | config HZ_256 | |
1865 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1866 | ||
1867 | config HZ_1000 | |
1868 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1869 | ||
1870 | config HZ_1024 | |
1871 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1872 | ||
1873 | endchoice | |
1874 | ||
1875 | config SYS_SUPPORTS_48HZ | |
1876 | bool | |
1877 | ||
1878 | config SYS_SUPPORTS_100HZ | |
1879 | bool | |
1880 | ||
1881 | config SYS_SUPPORTS_128HZ | |
1882 | bool | |
1883 | ||
1884 | config SYS_SUPPORTS_250HZ | |
1885 | bool | |
1886 | ||
1887 | config SYS_SUPPORTS_256HZ | |
1888 | bool | |
1889 | ||
1890 | config SYS_SUPPORTS_1000HZ | |
1891 | bool | |
1892 | ||
1893 | config SYS_SUPPORTS_1024HZ | |
1894 | bool | |
1895 | ||
1896 | config SYS_SUPPORTS_ARBIT_HZ | |
1897 | bool | |
1898 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1899 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1900 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1901 | !SYS_SUPPORTS_1024HZ | |
1902 | ||
1903 | config HZ | |
1904 | int | |
1905 | default 48 if HZ_48 | |
1906 | default 100 if HZ_100 | |
1907 | default 128 if HZ_128 | |
1908 | default 250 if HZ_250 | |
1909 | default 256 if HZ_256 | |
1910 | default 1000 if HZ_1000 | |
1911 | default 1024 if HZ_1024 | |
1912 | ||
e80de850 | 1913 | source "kernel/Kconfig.preempt" |
1da177e4 | 1914 | |
1da177e4 LT |
1915 | config MIPS_INSANE_LARGE |
1916 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1917 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1918 | help |
1919 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1920 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1921 | need processes of more than 1TB virtual address space, say Y here. | |
1922 | This will result in additional memory usage, so it is not | |
1923 | recommended for normal users. | |
1924 | ||
ea6e942b AN |
1925 | config KEXEC |
1926 | bool "Kexec system call (EXPERIMENTAL)" | |
1927 | depends on EXPERIMENTAL | |
1928 | help | |
1929 | kexec is a system call that implements the ability to shutdown your | |
1930 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1931 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1932 | you can start any kernel with it, not just Linux. |
1933 | ||
01dd2fbf | 1934 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1935 | |
1936 | It is an ongoing process to be certain the hardware in a machine | |
1937 | is properly shutdown, so do not be surprised if this code does not | |
1938 | initially work for you. It may help to enable device hotplugging | |
1939 | support. As of this writing the exact hardware interface is | |
1940 | strongly in flux, so no good recommendation can be made. | |
1941 | ||
1942 | config SECCOMP | |
1943 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1944 | depends on PROC_FS |
ea6e942b AN |
1945 | default y |
1946 | help | |
1947 | This kernel feature is useful for number crunching applications | |
1948 | that may need to compute untrusted bytecode during their | |
1949 | execution. By using pipes or other transports made available to | |
1950 | the process as file descriptors supporting the read/write | |
1951 | syscalls, it's possible to isolate those applications in | |
1952 | their own address space using seccomp. Once seccomp is | |
1953 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1954 | and the task is only allowed to execute a few safe syscalls | |
1955 | defined by each seccomp mode. | |
1956 | ||
1957 | If unsure, say Y. Only embedded should say N here. | |
1958 | ||
5e83d430 RB |
1959 | endmenu |
1960 | ||
1da177e4 LT |
1961 | config RWSEM_GENERIC_SPINLOCK |
1962 | bool | |
1963 | default y | |
1964 | ||
1df0f0ff AN |
1965 | config LOCKDEP_SUPPORT |
1966 | bool | |
1967 | default y | |
1968 | ||
1969 | config STACKTRACE_SUPPORT | |
1970 | bool | |
1971 | default y | |
1972 | ||
b6c3539b RB |
1973 | source "init/Kconfig" |
1974 | ||
0011036b AN |
1975 | config PROBE_INITRD_HEADER |
1976 | bool "Probe initrd header created by addinitrd" | |
1977 | depends on BLK_DEV_INITRD | |
1978 | help | |
1979 | Probe initrd header at the last page of kernel image. | |
1980 | Say Y here if you are using arch/mips/boot/addinitrd.c to | |
1981 | add initrd or initramfs image to the kernel image. | |
1982 | Otherwise, say N. | |
1983 | ||
dc52ddc0 MH |
1984 | source "kernel/Kconfig.freezer" |
1985 | ||
1da177e4 LT |
1986 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
1987 | ||
5e83d430 RB |
1988 | config HW_HAS_EISA |
1989 | bool | |
1da177e4 LT |
1990 | config HW_HAS_PCI |
1991 | bool | |
1992 | ||
1993 | config PCI | |
1994 | bool "Support for PCI controller" | |
1995 | depends on HW_HAS_PCI | |
abb4ae46 | 1996 | select PCI_DOMAINS |
1da177e4 LT |
1997 | help |
1998 | Find out whether you have a PCI motherboard. PCI is the name of a | |
1999 | bus system, i.e. the way the CPU talks to the other stuff inside | |
2000 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
2001 | say Y, otherwise N. | |
2002 | ||
1da177e4 LT |
2003 | config PCI_DOMAINS |
2004 | bool | |
1da177e4 LT |
2005 | |
2006 | source "drivers/pci/Kconfig" | |
2007 | ||
2008 | # | |
2009 | # ISA support is now enabled via select. Too many systems still have the one | |
2010 | # or other ISA chip on the board that users don't know about so don't expect | |
2011 | # users to choose the right thing ... | |
2012 | # | |
2013 | config ISA | |
2014 | bool | |
2015 | ||
2016 | config EISA | |
2017 | bool "EISA support" | |
5e83d430 | 2018 | depends on HW_HAS_EISA |
1da177e4 | 2019 | select ISA |
aa414dff | 2020 | select GENERIC_ISA_DMA |
1da177e4 LT |
2021 | ---help--- |
2022 | The Extended Industry Standard Architecture (EISA) bus was | |
2023 | developed as an open alternative to the IBM MicroChannel bus. | |
2024 | ||
2025 | The EISA bus provided some of the features of the IBM MicroChannel | |
2026 | bus while maintaining backward compatibility with cards made for | |
2027 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2028 | 1995 when it was made obsolete by the PCI bus. | |
2029 | ||
2030 | Say Y here if you are building a kernel for an EISA-based machine. | |
2031 | ||
2032 | Otherwise, say N. | |
2033 | ||
2034 | source "drivers/eisa/Kconfig" | |
2035 | ||
2036 | config TC | |
2037 | bool "TURBOchannel support" | |
2038 | depends on MACH_DECSTATION | |
2039 | help | |
2040 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
2041 | processors. Documentation on writing device drivers for TurboChannel | |
2042 | is available at: | |
2043 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
2044 | ||
2045 | #config ACCESSBUS | |
2046 | # bool "Access.Bus support" | |
2047 | # depends on TC | |
2048 | ||
2049 | config MMU | |
2050 | bool | |
2051 | default y | |
2052 | ||
d865bea4 RB |
2053 | config I8253 |
2054 | bool | |
2055 | ||
cce335ae RB |
2056 | config ZONE_DMA32 |
2057 | bool | |
2058 | ||
1da177e4 LT |
2059 | source "drivers/pcmcia/Kconfig" |
2060 | ||
2061 | source "drivers/pci/hotplug/Kconfig" | |
2062 | ||
2063 | endmenu | |
2064 | ||
2065 | menu "Executable file formats" | |
2066 | ||
2067 | source "fs/Kconfig.binfmt" | |
2068 | ||
2069 | config TRAD_SIGNALS | |
2070 | bool | |
1da177e4 | 2071 | |
1da177e4 LT |
2072 | config MIPS32_COMPAT |
2073 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2074 | depends on 64BIT |
1da177e4 LT |
2075 | help |
2076 | Select this option if you want Linux/MIPS 32-bit binary | |
2077 | compatibility. Since all software available for Linux/MIPS is | |
2078 | currently 32-bit you should say Y here. | |
2079 | ||
2080 | config COMPAT | |
2081 | bool | |
2082 | depends on MIPS32_COMPAT | |
2083 | default y | |
2084 | ||
05e43966 AN |
2085 | config SYSVIPC_COMPAT |
2086 | bool | |
2087 | depends on COMPAT && SYSVIPC | |
2088 | default y | |
2089 | ||
1da177e4 LT |
2090 | config MIPS32_O32 |
2091 | bool "Kernel support for o32 binaries" | |
2092 | depends on MIPS32_COMPAT | |
2093 | help | |
2094 | Select this option if you want to run o32 binaries. These are pure | |
2095 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2096 | existing binaries are in this format. | |
2097 | ||
2098 | If unsure, say Y. | |
2099 | ||
2100 | config MIPS32_N32 | |
2101 | bool "Kernel support for n32 binaries" | |
2102 | depends on MIPS32_COMPAT | |
2103 | help | |
2104 | Select this option if you want to run n32 binaries. These are | |
2105 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2106 | data that would normally be 64-bit. They are used in special | |
2107 | cases. | |
2108 | ||
2109 | If unsure, say N. | |
2110 | ||
2111 | config BINFMT_ELF32 | |
2112 | bool | |
2113 | default y if MIPS32_O32 || MIPS32_N32 | |
2114 | ||
2116245e RB |
2115 | endmenu |
2116 | ||
2117 | menu "Power management options" | |
2118 | ||
f4cb5700 JB |
2119 | config ARCH_SUSPEND_POSSIBLE |
2120 | def_bool y | |
2121 | depends on !SMP | |
2122 | ||
2116245e | 2123 | source "kernel/power/Kconfig" |
952fa954 | 2124 | |
1da177e4 LT |
2125 | endmenu |
2126 | ||
d5950b43 SR |
2127 | source "net/Kconfig" |
2128 | ||
1da177e4 LT |
2129 | source "drivers/Kconfig" |
2130 | ||
2131 | source "fs/Kconfig" | |
2132 | ||
2133 | source "arch/mips/Kconfig.debug" | |
2134 | ||
2135 | source "security/Kconfig" | |
2136 | ||
2137 | source "crypto/Kconfig" | |
2138 | ||
2139 | source "lib/Kconfig" |