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 | |
8e497117 | 9 | select RTC_LIB if !LEMOTE_FULOONG2E |
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 | |
7ca5dc14 FF |
25 | config AR7 |
26 | bool "Texas Instruments AR7" | |
27 | select BOOT_ELF32 | |
28 | select DMA_NONCOHERENT | |
29 | select CEVT_R4K | |
30 | select CSRC_R4K | |
31 | select IRQ_CPU | |
32 | select NO_EXCEPT_FILL | |
33 | select SWAP_IO_SPACE | |
34 | select SYS_HAS_CPU_MIPS32_R1 | |
35 | select SYS_HAS_EARLY_PRINTK | |
36 | select SYS_SUPPORTS_32BIT_KERNEL | |
37 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
38 | select GENERIC_GPIO | |
39 | select GCD | |
40 | select VLYNQ | |
41 | help | |
42 | Support for the Texas Instruments AR7 System-on-a-Chip | |
43 | family: TNETD7100, 7200 and 7300. | |
44 | ||
35189fad | 45 | config BASLER_EXCITE |
be91589e | 46 | bool "Basler eXcite smart camera" |
42f77542 | 47 | select CEVT_R4K |
940f6b48 | 48 | select CSRC_R4K |
35189fad RB |
49 | select DMA_COHERENT |
50 | select HW_HAS_PCI | |
51 | select IRQ_CPU | |
52 | select IRQ_CPU_RM7K | |
53 | select IRQ_CPU_RM9K | |
663c3d90 | 54 | select MIPS_RM9122 |
35189fad RB |
55 | select SYS_HAS_CPU_RM9000 |
56 | select SYS_SUPPORTS_32BIT_KERNEL | |
35189fad RB |
57 | select SYS_SUPPORTS_BIG_ENDIAN |
58 | help | |
59 | The eXcite is a smart camera platform manufactured by | |
be91589e | 60 | Basler Vision Technologies AG. |
35189fad | 61 | |
1c0c13eb AJ |
62 | config BCM47XX |
63 | bool "BCM47XX based boards" | |
42f77542 | 64 | select CEVT_R4K |
940f6b48 | 65 | select CSRC_R4K |
1c0c13eb AJ |
66 | select DMA_NONCOHERENT |
67 | select HW_HAS_PCI | |
68 | select IRQ_CPU | |
69 | select SYS_HAS_CPU_MIPS32_R1 | |
70 | select SYS_SUPPORTS_32BIT_KERNEL | |
71 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
72 | select SSB | |
73 | select SSB_DRIVER_MIPS | |
2f02c15a | 74 | select SSB_DRIVER_EXTIF |
b06f3e19 | 75 | select SSB_EMBEDDED |
2f02c15a | 76 | select SSB_PCICORE_HOSTMODE if PCI |
1c0c13eb | 77 | select GENERIC_GPIO |
25e5fb97 AJ |
78 | select SYS_HAS_EARLY_PRINTK |
79 | select CFE | |
1c0c13eb AJ |
80 | help |
81 | Support for BCM47XX based boards | |
82 | ||
e7300d04 MB |
83 | config BCM63XX |
84 | bool "Broadcom BCM63XX based boards" | |
85 | select CEVT_R4K | |
86 | select CSRC_R4K | |
87 | select DMA_NONCOHERENT | |
88 | select IRQ_CPU | |
89 | select SYS_HAS_CPU_MIPS32_R1 | |
90 | select SYS_SUPPORTS_32BIT_KERNEL | |
91 | select SYS_SUPPORTS_BIG_ENDIAN | |
92 | select SYS_HAS_EARLY_PRINTK | |
93 | select SWAP_IO_SPACE | |
94 | select ARCH_REQUIRE_GPIOLIB | |
95 | help | |
96 | Support for BCM63XX based boards | |
97 | ||
1da177e4 | 98 | config MIPS_COBALT |
3fa986fa | 99 | bool "Cobalt Server" |
42f77542 | 100 | select CEVT_R4K |
940f6b48 | 101 | select CSRC_R4K |
1097c6ac | 102 | select CEVT_GT641XX |
1da177e4 LT |
103 | select DMA_NONCOHERENT |
104 | select HW_HAS_PCI | |
d865bea4 | 105 | select I8253 |
1da177e4 LT |
106 | select I8259 |
107 | select IRQ_CPU | |
d5ab1a69 | 108 | select IRQ_GT641XX |
252161ec | 109 | select PCI_GT64XXX_PCI0 |
e25bfc92 | 110 | select PCI |
7cf8053b | 111 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 112 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 113 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 114 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 115 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
116 | |
117 | config MACH_DECSTATION | |
3fa986fa | 118 | bool "DECstations" |
1da177e4 | 119 | select BOOT_ELF32 |
6457d9fc | 120 | select CEVT_DS1287 |
42f77542 | 121 | select CEVT_R4K |
4247417d | 122 | select CSRC_IOASIC |
940f6b48 | 123 | select CSRC_R4K |
20d60d99 MR |
124 | select CPU_DADDI_WORKAROUNDS if 64BIT |
125 | select CPU_R4000_WORKAROUNDS if 64BIT | |
126 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 127 | select DMA_NONCOHERENT |
d388d685 | 128 | select NO_IOPORT |
1da177e4 | 129 | select IRQ_CPU |
7cf8053b RB |
130 | select SYS_HAS_CPU_R3000 |
131 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
132 | select SYS_SUPPORTS_32BIT_KERNEL |
133 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 134 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
135 | select SYS_SUPPORTS_128HZ |
136 | select SYS_SUPPORTS_256HZ | |
137 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 138 | help |
1da177e4 LT |
139 | This enables support for DEC's MIPS based workstations. For details |
140 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
141 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
142 | ||
143 | If you have one of the following DECstation Models you definitely | |
144 | want to choose R4xx0 for the CPU Type: | |
145 | ||
9308816c RB |
146 | DECstation 5000/50 |
147 | DECstation 5000/150 | |
148 | DECstation 5000/260 | |
149 | DECsystem 5900/260 | |
1da177e4 LT |
150 | |
151 | otherwise choose R3000. | |
152 | ||
5e83d430 | 153 | config MACH_JAZZ |
3fa986fa | 154 | bool "Jazz family of machines" |
5e83d430 RB |
155 | select ARC |
156 | select ARC32 | |
157 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 158 | select CEVT_R4K |
940f6b48 | 159 | select CSRC_R4K |
e2defae5 | 160 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 161 | select GENERIC_ISA_DMA |
ea202c63 | 162 | select IRQ_CPU |
d865bea4 | 163 | select I8253 |
5e83d430 RB |
164 | select I8259 |
165 | select ISA | |
7cf8053b | 166 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
167 | select SYS_SUPPORTS_32BIT_KERNEL |
168 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 169 | select SYS_SUPPORTS_100HZ |
1da177e4 | 170 | help |
5e83d430 RB |
171 | This a family of machines based on the MIPS R4030 chipset which was |
172 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 173 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
174 | Olivetti M700-10 workstations. |
175 | ||
1f21d2bd BM |
176 | config LASAT |
177 | bool "LASAT Networks platforms" | |
42f77542 | 178 | select CEVT_R4K |
940f6b48 | 179 | select CSRC_R4K |
1f21d2bd BM |
180 | select DMA_NONCOHERENT |
181 | select SYS_HAS_EARLY_PRINTK | |
182 | select HW_HAS_PCI | |
a5ccfe5c | 183 | select IRQ_CPU |
1f21d2bd BM |
184 | select PCI_GT64XXX_PCI0 |
185 | select MIPS_NILE4 | |
186 | select R5000_CPU_SCACHE | |
187 | select SYS_HAS_CPU_R5000 | |
188 | select SYS_SUPPORTS_32BIT_KERNEL | |
189 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
190 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 191 | |
85749d24 WZ |
192 | config MACH_LOONGSON |
193 | bool "Loongson family of machines" | |
ade299d8 | 194 | help |
85749d24 WZ |
195 | This enables the support of Loongson family of machines. |
196 | ||
197 | Loongson is a family of general-purpose MIPS-compatible CPUs. | |
198 | developed at Institute of Computing Technology (ICT), | |
199 | Chinese Academy of Sciences (CAS) in the People's Republic | |
200 | of China. The chief architect is Professor Weiwu Hu. | |
ade299d8 | 201 | |
1da177e4 | 202 | config MIPS_MALTA |
3fa986fa | 203 | bool "MIPS Malta board" |
61ed242d | 204 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 205 | select BOOT_ELF32 |
fa71c960 | 206 | select BOOT_RAW |
42f77542 | 207 | select CEVT_R4K |
940f6b48 | 208 | select CSRC_R4K |
1da177e4 LT |
209 | select DMA_NONCOHERENT |
210 | select GENERIC_ISA_DMA | |
aa414dff | 211 | select IRQ_CPU |
39b8d525 | 212 | select IRQ_GIC |
1da177e4 | 213 | select HW_HAS_PCI |
d865bea4 | 214 | select I8253 |
1da177e4 | 215 | select I8259 |
5e83d430 RB |
216 | select MIPS_BOARDS_GEN |
217 | select MIPS_BONITO64 | |
9318c51a | 218 | select MIPS_CPU_SCACHE |
252161ec | 219 | select PCI_GT64XXX_PCI0 |
5e83d430 | 220 | select MIPS_MSC |
1da177e4 | 221 | select SWAP_IO_SPACE |
7cf8053b RB |
222 | select SYS_HAS_CPU_MIPS32_R1 |
223 | select SYS_HAS_CPU_MIPS32_R2 | |
224 | select SYS_HAS_CPU_MIPS64_R1 | |
225 | select SYS_HAS_CPU_NEVADA | |
226 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 227 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
228 | select SYS_SUPPORTS_32BIT_KERNEL |
229 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
230 | select SYS_SUPPORTS_BIG_ENDIAN |
231 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
0365070f | 232 | select SYS_SUPPORTS_MIPS_CMP |
f41ae0b2 | 233 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 234 | select SYS_SUPPORTS_SMARTMIPS |
1da177e4 | 235 | help |
f638d197 | 236 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
237 | board. |
238 | ||
5e83d430 | 239 | config MIPS_SIM |
3fa986fa | 240 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 241 | select CEVT_R4K |
940f6b48 | 242 | select CSRC_R4K |
1da177e4 | 243 | select DMA_NONCOHERENT |
36a88530 | 244 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 245 | select IRQ_CPU |
9267a30d | 246 | select BOOT_RAW |
7cf8053b RB |
247 | select SYS_HAS_CPU_MIPS32_R1 |
248 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 249 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 250 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 251 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 252 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 253 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 254 | help |
5e83d430 RB |
255 | This option enables support for MIPS Technologies MIPSsim software |
256 | emulator. | |
1da177e4 | 257 | |
a83860c2 RB |
258 | config NEC_MARKEINS |
259 | bool "NEC EMMA2RH Mark-eins board" | |
260 | select SOC_EMMA2RH | |
261 | select HW_HAS_PCI | |
262 | help | |
263 | This enables support for the NEC Electronics Mark-eins boards. | |
ade299d8 | 264 | |
5e83d430 | 265 | config MACH_VR41XX |
74142d65 | 266 | bool "NEC VR4100 series based machines" |
42f77542 | 267 | select CEVT_R4K |
940f6b48 | 268 | select CSRC_R4K |
7cf8053b | 269 | select SYS_HAS_CPU_VR41XX |
27fdd325 | 270 | select ARCH_REQUIRE_GPIOLIB |
5e83d430 | 271 | |
edb6310a DL |
272 | config NXP_STB220 |
273 | bool "NXP STB220 board" | |
274 | select SOC_PNX833X | |
275 | help | |
276 | Support for NXP Semiconductors STB220 Development Board. | |
277 | ||
278 | config NXP_STB225 | |
279 | bool "NXP 225 board" | |
280 | select SOC_PNX833X | |
281 | select SOC_PNX8335 | |
282 | help | |
283 | Support for NXP Semiconductors STB225 Development Board. | |
284 | ||
ade299d8 | 285 | config PNX8550_JBS |
a92b0588 | 286 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
287 | select PNX8550 |
288 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
289 | ||
290 | config PNX8550_STB810 | |
a92b0588 | 291 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
292 | select PNX8550 |
293 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
294 | ||
9267a30d MSJ |
295 | config PMC_MSP |
296 | bool "PMC-Sierra MSP chipsets" | |
297 | depends on EXPERIMENTAL | |
298 | select DMA_NONCOHERENT | |
299 | select SWAP_IO_SPACE | |
300 | select NO_EXCEPT_FILL | |
301 | select BOOT_RAW | |
302 | select SYS_HAS_CPU_MIPS32_R1 | |
303 | select SYS_HAS_CPU_MIPS32_R2 | |
304 | select SYS_SUPPORTS_32BIT_KERNEL | |
305 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
306 | select IRQ_CPU |
307 | select SERIAL_8250 | |
308 | select SERIAL_8250_CONSOLE | |
309 | help | |
310 | This adds support for the PMC-Sierra family of Multi-Service | |
311 | Processor System-On-A-Chips. These parts include a number | |
312 | of integrated peripherals, interfaces and DSPs in addition to | |
313 | a variety of MIPS cores. | |
314 | ||
5e83d430 | 315 | config PMC_YOSEMITE |
3fa986fa | 316 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 317 | select CEVT_R4K |
940f6b48 | 318 | select CSRC_R4K |
5e83d430 RB |
319 | select DMA_COHERENT |
320 | select HW_HAS_PCI | |
321 | select IRQ_CPU | |
322 | select IRQ_CPU_RM7K | |
323 | select IRQ_CPU_RM9K | |
324 | select SWAP_IO_SPACE | |
7cf8053b | 325 | select SYS_HAS_CPU_RM9000 |
36a88530 | 326 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
327 | select SYS_SUPPORTS_32BIT_KERNEL |
328 | select SYS_SUPPORTS_64BIT_KERNEL | |
329 | select SYS_SUPPORTS_BIG_ENDIAN | |
330 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 331 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
332 | help |
333 | Yosemite is an evaluation board for the RM9000x2 processor | |
334 | manufactured by PMC-Sierra. | |
1da177e4 | 335 | |
1da177e4 | 336 | config SGI_IP22 |
3fa986fa | 337 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
338 | select ARC |
339 | select ARC32 | |
340 | select BOOT_ELF32 | |
42f77542 | 341 | select CEVT_R4K |
940f6b48 | 342 | select CSRC_R4K |
e2defae5 | 343 | select DEFAULT_SGI_PARTITION |
1da177e4 | 344 | select DMA_NONCOHERENT |
5e83d430 | 345 | select HW_HAS_EISA |
d865bea4 | 346 | select I8253 |
68de4803 | 347 | select I8259 |
1da177e4 LT |
348 | select IP22_CPU_SCACHE |
349 | select IRQ_CPU | |
aa414dff | 350 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
351 | select SGI_HAS_I8042 |
352 | select SGI_HAS_INDYDOG | |
36e5c21d | 353 | select SGI_HAS_HAL2 |
e2defae5 TB |
354 | select SGI_HAS_SEEQ |
355 | select SGI_HAS_WD93 | |
356 | select SGI_HAS_ZILOG | |
1da177e4 | 357 | select SWAP_IO_SPACE |
7cf8053b RB |
358 | select SYS_HAS_CPU_R4X00 |
359 | select SYS_HAS_CPU_R5000 | |
36a88530 | 360 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
361 | select SYS_SUPPORTS_32BIT_KERNEL |
362 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 363 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
364 | help |
365 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
366 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
367 | that runs on these, say Y here. | |
368 | ||
369 | config SGI_IP27 | |
3fa986fa | 370 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
371 | select ARC |
372 | select ARC64 | |
5e83d430 | 373 | select BOOT_ELF64 |
e2defae5 | 374 | select DEFAULT_SGI_PARTITION |
634286f1 | 375 | select DMA_COHERENT |
36a88530 | 376 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 377 | select HW_HAS_PCI |
130e2fb7 | 378 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 379 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 380 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 381 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 382 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 383 | select SYS_SUPPORTS_SMP |
1da177e4 LT |
384 | help |
385 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
386 | workstations. To compile a Linux kernel that runs on these, say Y | |
387 | here. | |
388 | ||
e2defae5 TB |
389 | config SGI_IP28 |
390 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
391 | depends on EXPERIMENTAL | |
392 | select ARC | |
393 | select ARC64 | |
394 | select BOOT_ELF64 | |
395 | select CEVT_R4K | |
396 | select CSRC_R4K | |
397 | select DEFAULT_SGI_PARTITION | |
398 | select DMA_NONCOHERENT | |
399 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
400 | select IRQ_CPU | |
401 | select HW_HAS_EISA | |
402 | select I8253 | |
403 | select I8259 | |
e2defae5 TB |
404 | select SGI_HAS_I8042 |
405 | select SGI_HAS_INDYDOG | |
5b438c44 | 406 | select SGI_HAS_HAL2 |
e2defae5 TB |
407 | select SGI_HAS_SEEQ |
408 | select SGI_HAS_WD93 | |
409 | select SGI_HAS_ZILOG | |
410 | select SWAP_IO_SPACE | |
411 | select SYS_HAS_CPU_R10000 | |
412 | select SYS_HAS_EARLY_PRINTK | |
413 | select SYS_SUPPORTS_64BIT_KERNEL | |
414 | select SYS_SUPPORTS_BIG_ENDIAN | |
415 | help | |
416 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
417 | kernel that runs on these, say Y here. | |
418 | ||
1da177e4 | 419 | config SGI_IP32 |
cfd2afc0 | 420 | bool "SGI IP32 (O2)" |
1da177e4 LT |
421 | select ARC |
422 | select ARC32 | |
423 | select BOOT_ELF32 | |
42f77542 | 424 | select CEVT_R4K |
940f6b48 | 425 | select CSRC_R4K |
1da177e4 LT |
426 | select DMA_NONCOHERENT |
427 | select HW_HAS_PCI | |
dd67b155 | 428 | select IRQ_CPU |
1da177e4 LT |
429 | select R5000_CPU_SCACHE |
430 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
431 | select SYS_HAS_CPU_R5000 |
432 | select SYS_HAS_CPU_R10000 if BROKEN | |
433 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 434 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 435 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 436 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 437 | help |
5e83d430 | 438 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 439 | |
ade299d8 YY |
440 | config SIBYTE_CRHINE |
441 | bool "Sibyte BCM91120C-CRhine" | |
442 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
443 | select BOOT_ELF32 |
444 | select DMA_COHERENT | |
ade299d8 | 445 | select SIBYTE_BCM1120 |
9a6dcea1 | 446 | select SWAP_IO_SPACE |
7cf8053b | 447 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
448 | select SYS_SUPPORTS_BIG_ENDIAN |
449 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
450 | ||
ade299d8 YY |
451 | config SIBYTE_CARMEL |
452 | bool "Sibyte BCM91120x-Carmel" | |
453 | depends on EXPERIMENTAL | |
5e83d430 | 454 | select BOOT_ELF32 |
1da177e4 | 455 | select DMA_COHERENT |
ade299d8 | 456 | select SIBYTE_BCM1120 |
5e83d430 | 457 | select SWAP_IO_SPACE |
7cf8053b | 458 | select SYS_HAS_CPU_SB1 |
81731f79 | 459 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 460 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 461 | |
ade299d8 YY |
462 | config SIBYTE_CRHONE |
463 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
464 | depends on EXPERIMENTAL |
465 | select BOOT_ELF32 | |
466 | select DMA_COHERENT | |
ade299d8 | 467 | select SIBYTE_BCM1125 |
5e83d430 | 468 | select SWAP_IO_SPACE |
7cf8053b | 469 | select SYS_HAS_CPU_SB1 |
5e83d430 | 470 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 471 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 472 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 473 | |
5e83d430 | 474 | config SIBYTE_RHONE |
3fa986fa | 475 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
476 | depends on EXPERIMENTAL |
477 | select BOOT_ELF32 | |
478 | select DMA_COHERENT | |
479 | select SIBYTE_BCM1125H | |
480 | select SWAP_IO_SPACE | |
7cf8053b | 481 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
482 | select SYS_SUPPORTS_BIG_ENDIAN |
483 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 484 | |
ade299d8 YY |
485 | config SIBYTE_SWARM |
486 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 487 | select BOOT_ELF32 |
26a940e2 | 488 | select DMA_COHERENT |
ade299d8 YY |
489 | select NR_CPUS_DEFAULT_2 |
490 | select SIBYTE_SB1250 | |
5e83d430 | 491 | select SWAP_IO_SPACE |
7cf8053b | 492 | select SYS_HAS_CPU_SB1 |
5e83d430 | 493 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 494 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 495 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 496 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 497 | |
ade299d8 YY |
498 | config SIBYTE_LITTLESUR |
499 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
500 | depends on EXPERIMENTAL |
501 | select BOOT_ELF32 | |
502 | select DMA_COHERENT | |
130e2fb7 | 503 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
504 | select SIBYTE_SB1250 |
505 | select SWAP_IO_SPACE | |
7cf8053b | 506 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
507 | select SYS_SUPPORTS_BIG_ENDIAN |
508 | select SYS_SUPPORTS_HIGHMEM | |
509 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 510 | |
ade299d8 YY |
511 | config SIBYTE_SENTOSA |
512 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
513 | depends on EXPERIMENTAL |
514 | select BOOT_ELF32 | |
515 | select DMA_COHERENT | |
130e2fb7 | 516 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
517 | select SIBYTE_SB1250 |
518 | select SWAP_IO_SPACE | |
7cf8053b | 519 | select SYS_HAS_CPU_SB1 |
5e83d430 | 520 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 521 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 522 | |
ade299d8 YY |
523 | config SIBYTE_BIGSUR |
524 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
525 | select BOOT_ELF32 |
526 | select DMA_COHERENT | |
ade299d8 | 527 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 528 | select SIBYTE_BCM1x80 |
5e83d430 | 529 | select SWAP_IO_SPACE |
7cf8053b | 530 | select SYS_HAS_CPU_SB1 |
5e83d430 | 531 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 532 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 533 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 534 | select ZONE_DMA32 if 64BIT |
1da177e4 | 535 | |
14b36af4 TB |
536 | config SNI_RM |
537 | bool "SNI RM200/300/400" | |
4a0312fc TB |
538 | select ARC if CPU_LITTLE_ENDIAN |
539 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 540 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 541 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 542 | select BOOT_ELF32 |
42f77542 | 543 | select CEVT_R4K |
940f6b48 | 544 | select CSRC_R4K |
e2defae5 | 545 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
546 | select DMA_NONCOHERENT |
547 | select GENERIC_ISA_DMA | |
5e83d430 | 548 | select HW_HAS_EISA |
1da177e4 | 549 | select HW_HAS_PCI |
c066a32a | 550 | select IRQ_CPU |
d865bea4 | 551 | select I8253 |
1da177e4 LT |
552 | select I8259 |
553 | select ISA | |
4a0312fc | 554 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 555 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 556 | select SYS_HAS_CPU_R5000 |
c066a32a | 557 | select SYS_HAS_CPU_R10000 |
4a0312fc | 558 | select R5000_CPU_SCACHE |
36a88530 | 559 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
560 | select SYS_SUPPORTS_32BIT_KERNEL |
561 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 562 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 563 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 564 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 565 | help |
14b36af4 TB |
566 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
567 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
568 | Technology and now in turn merged with Fujitsu. Say Y here to |
569 | support this machine type. | |
570 | ||
edcaf1a6 AN |
571 | config MACH_TX39XX |
572 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 573 | |
edcaf1a6 AN |
574 | config MACH_TX49XX |
575 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 576 | |
73b4390f RB |
577 | config MIKROTIK_RB532 |
578 | bool "Mikrotik RB532 boards" | |
579 | select CEVT_R4K | |
580 | select CSRC_R4K | |
581 | select DMA_NONCOHERENT | |
73b4390f RB |
582 | select HW_HAS_PCI |
583 | select IRQ_CPU | |
584 | select SYS_HAS_CPU_MIPS32_R1 | |
585 | select SYS_SUPPORTS_32BIT_KERNEL | |
586 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
587 | select SWAP_IO_SPACE | |
588 | select BOOT_RAW | |
d888e25b | 589 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
590 | help |
591 | Support the Mikrotik(tm) RouterBoard 532 series, | |
592 | based on the IDT RC32434 SoC. | |
593 | ||
ade299d8 YY |
594 | config WR_PPMC |
595 | bool "Wind River PPMC board" | |
42f77542 | 596 | select CEVT_R4K |
940f6b48 | 597 | select CSRC_R4K |
ade299d8 YY |
598 | select IRQ_CPU |
599 | select BOOT_ELF32 | |
600 | select DMA_NONCOHERENT | |
601 | select HW_HAS_PCI | |
602 | select PCI_GT64XXX_PCI0 | |
603 | select SWAP_IO_SPACE | |
604 | select SYS_HAS_CPU_MIPS32_R1 | |
605 | select SYS_HAS_CPU_MIPS32_R2 | |
606 | select SYS_HAS_CPU_MIPS64_R1 | |
607 | select SYS_HAS_CPU_NEVADA | |
608 | select SYS_HAS_CPU_RM7000 | |
609 | select SYS_SUPPORTS_32BIT_KERNEL | |
610 | select SYS_SUPPORTS_64BIT_KERNEL | |
611 | select SYS_SUPPORTS_BIG_ENDIAN | |
612 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
613 | help | |
614 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
615 | board, which is based on GT64120 bridge chip. | |
616 | ||
a86c7f72 | 617 | config CAVIUM_OCTEON_SIMULATOR |
c9d89d97 | 618 | bool "Cavium Networks Octeon Simulator" |
a86c7f72 DD |
619 | select CEVT_R4K |
620 | select 64BIT_PHYS_ADDR | |
621 | select DMA_COHERENT | |
622 | select SYS_SUPPORTS_64BIT_KERNEL | |
623 | select SYS_SUPPORTS_BIG_ENDIAN | |
624 | select SYS_SUPPORTS_HIGHMEM | |
773cb77d | 625 | select SYS_SUPPORTS_HOTPLUG_CPU |
5e683389 | 626 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
627 | help |
628 | The Octeon simulator is software performance model of the Cavium | |
629 | Octeon Processor. It supports simulating Octeon processors on x86 | |
630 | hardware. | |
631 | ||
632 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
c9d89d97 | 633 | bool "Cavium Networks Octeon reference board" |
a86c7f72 DD |
634 | select CEVT_R4K |
635 | select 64BIT_PHYS_ADDR | |
636 | select DMA_COHERENT | |
637 | select SYS_SUPPORTS_64BIT_KERNEL | |
638 | select SYS_SUPPORTS_BIG_ENDIAN | |
639 | select SYS_SUPPORTS_HIGHMEM | |
773cb77d | 640 | select SYS_SUPPORTS_HOTPLUG_CPU |
a86c7f72 | 641 | select SYS_HAS_EARLY_PRINTK |
5e683389 | 642 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 | 643 | select SWAP_IO_SPACE |
e8635b48 DD |
644 | select HW_HAS_PCI |
645 | select ARCH_SUPPORTS_MSI | |
a86c7f72 DD |
646 | help |
647 | This option supports all of the Octeon reference boards from Cavium | |
648 | Networks. It builds a kernel that dynamically determines the Octeon | |
649 | CPU type and supports all known board reference implementations. | |
650 | Some of the supported boards are: | |
651 | EBT3000 | |
652 | EBH3000 | |
653 | EBH3100 | |
654 | Thunder | |
655 | Kodama | |
656 | Hikari | |
657 | Say Y here for most Octeon reference boards. | |
658 | ||
5e83d430 | 659 | endchoice |
1da177e4 | 660 | |
e8c7c482 | 661 | source "arch/mips/alchemy/Kconfig" |
9c746edb | 662 | source "arch/mips/basler/excite/Kconfig" |
e7300d04 | 663 | source "arch/mips/bcm63xx/Kconfig" |
5e83d430 | 664 | source "arch/mips/jazz/Kconfig" |
1f21d2bd | 665 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 666 | source "arch/mips/pmc-sierra/Kconfig" |
29c48699 | 667 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 668 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 669 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 670 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 671 | source "arch/mips/cavium-octeon/Kconfig" |
85749d24 | 672 | source "arch/mips/loongson/Kconfig" |
38b18f72 | 673 | |
5e83d430 RB |
674 | endmenu |
675 | ||
1da177e4 LT |
676 | config RWSEM_GENERIC_SPINLOCK |
677 | bool | |
678 | default y | |
679 | ||
680 | config RWSEM_XCHGADD_ALGORITHM | |
681 | bool | |
682 | ||
f0d1b0b3 DH |
683 | config ARCH_HAS_ILOG2_U32 |
684 | bool | |
685 | default n | |
686 | ||
687 | config ARCH_HAS_ILOG2_U64 | |
688 | bool | |
689 | default n | |
690 | ||
00a58253 RB |
691 | config ARCH_SUPPORTS_OPROFILE |
692 | bool | |
693 | default y if !MIPS_MT_SMTC | |
694 | ||
3c9ee7ef AM |
695 | config GENERIC_FIND_NEXT_BIT |
696 | bool | |
697 | default y | |
698 | ||
699 | config GENERIC_HWEIGHT | |
700 | bool | |
701 | default y | |
702 | ||
1da177e4 LT |
703 | config GENERIC_CALIBRATE_DELAY |
704 | bool | |
705 | default y | |
706 | ||
7bcf7717 RB |
707 | config GENERIC_CLOCKEVENTS |
708 | bool | |
709 | default y | |
710 | ||
8db02010 RB |
711 | config GENERIC_TIME |
712 | bool | |
713 | default y | |
714 | ||
f5ff0a28 RB |
715 | config GENERIC_CMOS_UPDATE |
716 | bool | |
717 | default y | |
718 | ||
ae1e9130 | 719 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
720 | bool |
721 | default y | |
722 | ||
e77c232c | 723 | config GENERIC_HARDIRQS_NO__DO_IRQ |
c87e0909 | 724 | def_bool y |
e77c232c | 725 | |
1da177e4 LT |
726 | # |
727 | # Select some configuration options automatically based on user selections. | |
728 | # | |
729 | config ARC | |
730 | bool | |
1da177e4 | 731 | |
61ed242d RB |
732 | config ARCH_MAY_HAVE_PC_FDC |
733 | bool | |
734 | ||
9267a30d MSJ |
735 | config BOOT_RAW |
736 | bool | |
737 | ||
217dd11e RB |
738 | config CEVT_BCM1480 |
739 | bool | |
740 | ||
6457d9fc YY |
741 | config CEVT_DS1287 |
742 | bool | |
743 | ||
1097c6ac YY |
744 | config CEVT_GT641XX |
745 | bool | |
746 | ||
779e7d41 ML |
747 | config CEVT_R4K_LIB |
748 | bool | |
749 | ||
42f77542 | 750 | config CEVT_R4K |
779e7d41 | 751 | select CEVT_R4K_LIB |
42f77542 RB |
752 | bool |
753 | ||
217dd11e RB |
754 | config CEVT_SB1250 |
755 | bool | |
756 | ||
229f773e AN |
757 | config CEVT_TXX9 |
758 | bool | |
759 | ||
217dd11e RB |
760 | config CSRC_BCM1480 |
761 | bool | |
762 | ||
4247417d YY |
763 | config CSRC_IOASIC |
764 | bool | |
765 | ||
779e7d41 ML |
766 | config CSRC_R4K_LIB |
767 | bool | |
768 | ||
940f6b48 | 769 | config CSRC_R4K |
779e7d41 | 770 | select CSRC_R4K_LIB |
940f6b48 RB |
771 | bool |
772 | ||
217dd11e RB |
773 | config CSRC_SB1250 |
774 | bool | |
775 | ||
a9aec7fe AN |
776 | config GPIO_TXX9 |
777 | select GENERIC_GPIO | |
7444a72e | 778 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
779 | bool |
780 | ||
df78b5c8 AJ |
781 | config CFE |
782 | bool | |
783 | ||
4ce588cd | 784 | config DMA_COHERENT |
1da177e4 LT |
785 | bool |
786 | ||
4ce588cd RB |
787 | config DMA_NONCOHERENT |
788 | bool | |
789 | select DMA_NEED_PCI_MAP_STATE | |
790 | ||
791 | config DMA_NEED_PCI_MAP_STATE | |
1da177e4 LT |
792 | bool |
793 | ||
794 | config EARLY_PRINTK | |
36a88530 RB |
795 | bool "Early printk" if EMBEDDED && DEBUG_KERNEL |
796 | depends on SYS_HAS_EARLY_PRINTK | |
797 | default y | |
798 | help | |
799 | This option enables special console drivers which allow the kernel | |
800 | to print messages very early in the bootup process. | |
801 | ||
802 | This is useful for kernel debugging when your machine crashes very | |
490dcc4d RD |
803 | early before the console code is initialized. For normal operation, |
804 | it is not recommended because it looks ugly on some machines and | |
805 | doesn't cooperate with an X server. You should normally say N here, | |
36a88530 RB |
806 | unless you want to debug such a crash. |
807 | ||
808 | config SYS_HAS_EARLY_PRINTK | |
1da177e4 | 809 | bool |
1da177e4 | 810 | |
dbb74540 | 811 | config HOTPLUG_CPU |
1b2bc75c RB |
812 | bool "Support for hot-pluggable CPUs" |
813 | depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU | |
814 | help | |
815 | Say Y here to allow turning CPUs off and on. CPUs can be | |
816 | controlled through /sys/devices/system/cpu. | |
817 | (Note: power management support will enable this option | |
818 | automatically on SMP systems. ) | |
819 | Say N if you want to disable CPU hotplug. | |
820 | ||
821 | config SYS_SUPPORTS_HOTPLUG_CPU | |
dbb74540 | 822 | bool |
dbb74540 | 823 | |
1da177e4 LT |
824 | config I8259 |
825 | bool | |
1da177e4 | 826 | |
1da177e4 LT |
827 | config MIPS_BONITO64 |
828 | bool | |
1da177e4 LT |
829 | |
830 | config MIPS_MSC | |
831 | bool | |
1da177e4 | 832 | |
1f21d2bd BM |
833 | config MIPS_NILE4 |
834 | bool | |
835 | ||
1da177e4 LT |
836 | config MIPS_DISABLE_OBSOLETE_IDE |
837 | bool | |
838 | ||
39b8d525 RB |
839 | config SYNC_R4K |
840 | bool | |
841 | ||
d388d685 MR |
842 | config NO_IOPORT |
843 | def_bool n | |
844 | ||
8313da30 RB |
845 | config GENERIC_ISA_DMA |
846 | bool | |
847 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
848 | ||
aa414dff RB |
849 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
850 | bool | |
8313da30 | 851 | select GENERIC_ISA_DMA |
aa414dff | 852 | |
09663335 YY |
853 | config GENERIC_GPIO |
854 | bool | |
855 | ||
5e83d430 | 856 | # |
3cb2fccc | 857 | # Endianess selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
858 | # answer,so we try hard to limit the available choices. Also the use of a |
859 | # choice statement should be more obvious to the user. | |
860 | # | |
861 | choice | |
862 | prompt "Endianess selection" | |
1da177e4 LT |
863 | help |
864 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 865 | byte order. These modes require different kernels and a different |
3cb2fccc | 866 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 867 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 868 | one or the other endianness. |
5e83d430 RB |
869 | |
870 | config CPU_BIG_ENDIAN | |
871 | bool "Big endian" | |
872 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
873 | ||
874 | config CPU_LITTLE_ENDIAN | |
875 | bool "Little endian" | |
876 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
877 | help | |
878 | ||
879 | endchoice | |
880 | ||
2116245e RB |
881 | config SYS_SUPPORTS_APM_EMULATION |
882 | bool | |
883 | ||
5e83d430 RB |
884 | config SYS_SUPPORTS_BIG_ENDIAN |
885 | bool | |
886 | ||
887 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
888 | bool | |
1da177e4 | 889 | |
9cffd154 DD |
890 | config SYS_SUPPORTS_HUGETLBFS |
891 | bool | |
892 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT | |
893 | default y | |
894 | ||
1da177e4 LT |
895 | config IRQ_CPU |
896 | bool | |
897 | ||
898 | config IRQ_CPU_RM7K | |
899 | bool | |
900 | ||
5e83d430 RB |
901 | config IRQ_CPU_RM9K |
902 | bool | |
903 | ||
9267a30d MSJ |
904 | config IRQ_MSP_SLP |
905 | bool | |
906 | ||
907 | config IRQ_MSP_CIC | |
908 | bool | |
909 | ||
8420fd00 AN |
910 | config IRQ_TXX9 |
911 | bool | |
912 | ||
d5ab1a69 YY |
913 | config IRQ_GT641XX |
914 | bool | |
915 | ||
39b8d525 RB |
916 | config IRQ_GIC |
917 | bool | |
918 | ||
a86c7f72 DD |
919 | config IRQ_CPU_OCTEON |
920 | bool | |
921 | ||
1da177e4 LT |
922 | config MIPS_BOARDS_GEN |
923 | bool | |
1da177e4 | 924 | |
252161ec | 925 | config PCI_GT64XXX_PCI0 |
1da177e4 | 926 | bool |
1da177e4 | 927 | |
9267a30d MSJ |
928 | config NO_EXCEPT_FILL |
929 | bool | |
930 | ||
663c3d90 | 931 | config MIPS_RM9122 |
932 | bool | |
933 | select SERIAL_RM9000 | |
663c3d90 | 934 | |
a83860c2 RB |
935 | config SOC_EMMA2RH |
936 | bool | |
937 | select CEVT_R4K | |
938 | select CSRC_R4K | |
939 | select DMA_NONCOHERENT | |
940 | select IRQ_CPU | |
941 | select SWAP_IO_SPACE | |
942 | select SYS_HAS_CPU_R5500 | |
943 | select SYS_SUPPORTS_32BIT_KERNEL | |
944 | select SYS_SUPPORTS_64BIT_KERNEL | |
945 | select SYS_SUPPORTS_BIG_ENDIAN | |
946 | ||
edb6310a DL |
947 | config SOC_PNX833X |
948 | bool | |
949 | select CEVT_R4K | |
950 | select CSRC_R4K | |
951 | select IRQ_CPU | |
952 | select DMA_NONCOHERENT | |
953 | select SYS_HAS_CPU_MIPS32_R2 | |
954 | select SYS_SUPPORTS_32BIT_KERNEL | |
955 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
956 | select SYS_SUPPORTS_BIG_ENDIAN | |
edb6310a DL |
957 | select GENERIC_GPIO |
958 | select CPU_MIPSR2_IRQ_VI | |
959 | ||
960 | config SOC_PNX8335 | |
961 | bool | |
962 | select SOC_PNX833X | |
963 | ||
bdf21b18 PP |
964 | config PNX8550 |
965 | bool | |
966 | select SOC_PNX8550 | |
967 | ||
968 | config SOC_PNX8550 | |
969 | bool | |
bdf21b18 PP |
970 | select DMA_NONCOHERENT |
971 | select HW_HAS_PCI | |
b8c2a77c | 972 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 973 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 974 | select SYS_SUPPORTS_32BIT_KERNEL |
4ead1681 | 975 | select GENERIC_GPIO |
bdf21b18 | 976 | |
1da177e4 LT |
977 | config SWAP_IO_SPACE |
978 | bool | |
979 | ||
663c3d90 | 980 | config SERIAL_RM9000 |
981 | bool | |
982 | ||
e2defae5 TB |
983 | config SGI_HAS_INDYDOG |
984 | bool | |
985 | ||
5b438c44 TB |
986 | config SGI_HAS_HAL2 |
987 | bool | |
988 | ||
e2defae5 TB |
989 | config SGI_HAS_SEEQ |
990 | bool | |
991 | ||
992 | config SGI_HAS_WD93 | |
993 | bool | |
994 | ||
995 | config SGI_HAS_ZILOG | |
996 | bool | |
997 | ||
998 | config SGI_HAS_I8042 | |
999 | bool | |
1000 | ||
1001 | config DEFAULT_SGI_PARTITION | |
1002 | bool | |
1003 | ||
5e83d430 RB |
1004 | config ARC32 |
1005 | bool | |
1006 | ||
231a35d3 TB |
1007 | config SNIPROM |
1008 | bool | |
1009 | ||
1da177e4 LT |
1010 | config BOOT_ELF32 |
1011 | bool | |
1da177e4 LT |
1012 | |
1013 | config MIPS_L1_CACHE_SHIFT | |
1014 | int | |
c7088755 | 1015 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL |
a86c7f72 | 1016 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1017 | default "5" |
1018 | ||
1da177e4 LT |
1019 | config HAVE_STD_PC_SERIAL_PORT |
1020 | bool | |
1021 | ||
1da177e4 LT |
1022 | config ARC_CONSOLE |
1023 | bool "ARC console support" | |
e2defae5 | 1024 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
1025 | |
1026 | config ARC_MEMORY | |
1027 | bool | |
14b36af4 | 1028 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1029 | default y |
1030 | ||
1031 | config ARC_PROMLIB | |
1032 | bool | |
e2defae5 | 1033 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1034 | default y |
1035 | ||
1036 | config ARC64 | |
1037 | bool | |
1da177e4 LT |
1038 | |
1039 | config BOOT_ELF64 | |
1040 | bool | |
1da177e4 | 1041 | |
1da177e4 LT |
1042 | menu "CPU selection" |
1043 | ||
1044 | choice | |
1045 | prompt "CPU type" | |
1046 | default CPU_R4X00 | |
1047 | ||
3702bba5 WZ |
1048 | config CPU_LOONGSON2E |
1049 | bool "Loongson 2E" | |
1050 | depends on SYS_HAS_CPU_LOONGSON2E | |
1051 | select CPU_LOONGSON2 | |
2a21c730 FZ |
1052 | help |
1053 | The Loongson 2E processor implements the MIPS III instruction set | |
1054 | with many extensions. | |
1055 | ||
6e760c8d RB |
1056 | config CPU_MIPS32_R1 |
1057 | bool "MIPS32 Release 1" | |
7cf8053b | 1058 | depends on SYS_HAS_CPU_MIPS32_R1 |
6e760c8d | 1059 | select CPU_HAS_PREFETCH |
797798c1 | 1060 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1061 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1062 | help |
5e83d430 | 1063 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1064 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1065 | MIPS processor are based on a MIPS32 processor. If you know the | |
1066 | specific type of processor in your system, choose those that one | |
1067 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1068 | Release 2 of the MIPS32 architecture is available since several | |
1069 | years so chances are you even have a MIPS32 Release 2 processor | |
1070 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1071 | performance. | |
1072 | ||
1073 | config CPU_MIPS32_R2 | |
1074 | bool "MIPS32 Release 2" | |
7cf8053b | 1075 | depends on SYS_HAS_CPU_MIPS32_R2 |
1e5f1caa | 1076 | select CPU_HAS_PREFETCH |
797798c1 | 1077 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1078 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1079 | help |
5e83d430 | 1080 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1081 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1082 | MIPS processor are based on a MIPS32 processor. If you know the | |
1083 | specific type of processor in your system, choose those that one | |
1084 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1085 | ||
1086 | config CPU_MIPS64_R1 | |
1087 | bool "MIPS64 Release 1" | |
7cf8053b | 1088 | depends on SYS_HAS_CPU_MIPS64_R1 |
797798c1 | 1089 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1090 | select CPU_SUPPORTS_32BIT_KERNEL |
1091 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1092 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1093 | select CPU_SUPPORTS_HUGEPAGES |
6e760c8d RB |
1094 | help |
1095 | Choose this option to build a kernel for release 1 or later of the | |
1096 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1097 | MIPS processor are based on a MIPS64 processor. If you know the | |
1098 | specific type of processor in your system, choose those that one | |
1099 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1100 | Release 2 of the MIPS64 architecture is available since several |
1101 | years so chances are you even have a MIPS64 Release 2 processor | |
1102 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1103 | performance. | |
1104 | ||
1105 | config CPU_MIPS64_R2 | |
1106 | bool "MIPS64 Release 2" | |
7cf8053b | 1107 | depends on SYS_HAS_CPU_MIPS64_R2 |
797798c1 | 1108 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1109 | select CPU_SUPPORTS_32BIT_KERNEL |
1110 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1111 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1112 | select CPU_SUPPORTS_HUGEPAGES |
1e5f1caa RB |
1113 | help |
1114 | Choose this option to build a kernel for release 2 or later of the | |
1115 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1116 | MIPS processor are based on a MIPS64 processor. If you know the | |
1117 | specific type of processor in your system, choose those that one | |
1118 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1119 | |
1120 | config CPU_R3000 | |
1121 | bool "R3000" | |
7cf8053b | 1122 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1123 | select CPU_HAS_WB |
ed5ba2fb | 1124 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1125 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1126 | help |
1127 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1128 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1129 | *not* work on R4000 machines and vice versa. However, since most | |
1130 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1131 | might be a safe bet. If the resulting kernel does not work, | |
1132 | try to recompile with R3000. | |
1133 | ||
1134 | config CPU_TX39XX | |
1135 | bool "R39XX" | |
7cf8053b | 1136 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1137 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1138 | |
1139 | config CPU_VR41XX | |
1140 | bool "R41xx" | |
7cf8053b | 1141 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1142 | select CPU_SUPPORTS_32BIT_KERNEL |
1143 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1144 | help |
5e83d430 | 1145 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1146 | Only choose this option if you have one of these processors as a |
1147 | kernel built with this option will not run on any other type of | |
1148 | processor or vice versa. | |
1149 | ||
1150 | config CPU_R4300 | |
1151 | bool "R4300" | |
7cf8053b | 1152 | depends on SYS_HAS_CPU_R4300 |
ed5ba2fb YY |
1153 | select CPU_SUPPORTS_32BIT_KERNEL |
1154 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1155 | help |
1156 | MIPS Technologies R4300-series processors. | |
1157 | ||
1158 | config CPU_R4X00 | |
1159 | bool "R4x00" | |
7cf8053b | 1160 | depends on SYS_HAS_CPU_R4X00 |
ed5ba2fb YY |
1161 | select CPU_SUPPORTS_32BIT_KERNEL |
1162 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1163 | help |
1164 | MIPS Technologies R4000-series processors other than 4300, including | |
1165 | the R4000, R4400, R4600, and 4700. | |
1166 | ||
1167 | config CPU_TX49XX | |
1168 | bool "R49XX" | |
7cf8053b | 1169 | depends on SYS_HAS_CPU_TX49XX |
de862b48 | 1170 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1171 | select CPU_SUPPORTS_32BIT_KERNEL |
1172 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1173 | |
1174 | config CPU_R5000 | |
1175 | bool "R5000" | |
7cf8053b | 1176 | depends on SYS_HAS_CPU_R5000 |
ed5ba2fb YY |
1177 | select CPU_SUPPORTS_32BIT_KERNEL |
1178 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1179 | help |
1180 | MIPS Technologies R5000-series processors other than the Nevada. | |
1181 | ||
1182 | config CPU_R5432 | |
1183 | bool "R5432" | |
7cf8053b | 1184 | depends on SYS_HAS_CPU_R5432 |
5e83d430 RB |
1185 | select CPU_SUPPORTS_32BIT_KERNEL |
1186 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1187 | |
542c1020 SK |
1188 | config CPU_R5500 |
1189 | bool "R5500" | |
1190 | depends on SYS_HAS_CPU_R5500 | |
542c1020 SK |
1191 | select CPU_SUPPORTS_32BIT_KERNEL |
1192 | select CPU_SUPPORTS_64BIT_KERNEL | |
9cffd154 | 1193 | select CPU_SUPPORTS_HUGEPAGES |
542c1020 SK |
1194 | help |
1195 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1196 | instruction set. | |
1197 | ||
1da177e4 LT |
1198 | config CPU_R6000 |
1199 | bool "R6000" | |
ed5ba2fb | 1200 | depends on EXPERIMENTAL |
7cf8053b | 1201 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1202 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1203 | help |
1204 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1205 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1206 | |
1207 | config CPU_NEVADA | |
1208 | bool "RM52xx" | |
7cf8053b | 1209 | depends on SYS_HAS_CPU_NEVADA |
ed5ba2fb YY |
1210 | select CPU_SUPPORTS_32BIT_KERNEL |
1211 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1212 | help |
1213 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1214 | ||
1215 | config CPU_R8000 | |
1216 | bool "R8000" | |
ed5ba2fb | 1217 | depends on EXPERIMENTAL |
7cf8053b | 1218 | depends on SYS_HAS_CPU_R8000 |
5e83d430 | 1219 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1220 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1221 | help |
1222 | MIPS Technologies R8000 processors. Note these processors are | |
1223 | uncommon and the support for them is incomplete. | |
1224 | ||
1225 | config CPU_R10000 | |
1226 | bool "R10000" | |
7cf8053b | 1227 | depends on SYS_HAS_CPU_R10000 |
5e83d430 | 1228 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1229 | select CPU_SUPPORTS_32BIT_KERNEL |
1230 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1231 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1232 | help |
1233 | MIPS Technologies R10000-series processors. | |
1234 | ||
1235 | config CPU_RM7000 | |
1236 | bool "RM7000" | |
7cf8053b | 1237 | depends on SYS_HAS_CPU_RM7000 |
5e83d430 | 1238 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1239 | select CPU_SUPPORTS_32BIT_KERNEL |
1240 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1241 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1242 | |
1243 | config CPU_RM9000 | |
1244 | bool "RM9000" | |
7cf8053b | 1245 | depends on SYS_HAS_CPU_RM9000 |
5e83d430 | 1246 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1247 | select CPU_SUPPORTS_32BIT_KERNEL |
1248 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1249 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1250 | select WEAK_ORDERING |
1da177e4 LT |
1251 | |
1252 | config CPU_SB1 | |
1253 | bool "SB1" | |
7cf8053b | 1254 | depends on SYS_HAS_CPU_SB1 |
ed5ba2fb YY |
1255 | select CPU_SUPPORTS_32BIT_KERNEL |
1256 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1257 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1258 | select WEAK_ORDERING |
1da177e4 | 1259 | |
a86c7f72 DD |
1260 | config CPU_CAVIUM_OCTEON |
1261 | bool "Cavium Octeon processor" | |
5e683389 | 1262 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
1263 | select IRQ_CPU |
1264 | select IRQ_CPU_OCTEON | |
1265 | select CPU_HAS_PREFETCH | |
1266 | select CPU_SUPPORTS_64BIT_KERNEL | |
1267 | select SYS_SUPPORTS_SMP | |
1268 | select NR_CPUS_DEFAULT_16 | |
1269 | select WEAK_ORDERING | |
1270 | select WEAK_REORDERING_BEYOND_LLSC | |
1271 | select CPU_SUPPORTS_HIGHMEM | |
9cffd154 | 1272 | select CPU_SUPPORTS_HUGEPAGES |
a86c7f72 DD |
1273 | help |
1274 | The Cavium Octeon processor is a highly integrated chip containing | |
1275 | many ethernet hardware widgets for networking tasks. The processor | |
1276 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1277 | Full details can be found at http://www.caviumnetworks.com. | |
1278 | ||
1da177e4 LT |
1279 | endchoice |
1280 | ||
3702bba5 WZ |
1281 | config CPU_LOONGSON2 |
1282 | bool | |
1283 | select CPU_SUPPORTS_32BIT_KERNEL | |
1284 | select CPU_SUPPORTS_64BIT_KERNEL | |
1285 | select CPU_SUPPORTS_HIGHMEM | |
1286 | ||
1287 | config SYS_HAS_CPU_LOONGSON2E | |
2a21c730 FZ |
1288 | bool |
1289 | ||
7cf8053b RB |
1290 | config SYS_HAS_CPU_MIPS32_R1 |
1291 | bool | |
1292 | ||
1293 | config SYS_HAS_CPU_MIPS32_R2 | |
1294 | bool | |
1295 | ||
1296 | config SYS_HAS_CPU_MIPS64_R1 | |
1297 | bool | |
1298 | ||
1299 | config SYS_HAS_CPU_MIPS64_R2 | |
1300 | bool | |
1301 | ||
1302 | config SYS_HAS_CPU_R3000 | |
1303 | bool | |
1304 | ||
1305 | config SYS_HAS_CPU_TX39XX | |
1306 | bool | |
1307 | ||
1308 | config SYS_HAS_CPU_VR41XX | |
1309 | bool | |
1310 | ||
1311 | config SYS_HAS_CPU_R4300 | |
1312 | bool | |
1313 | ||
1314 | config SYS_HAS_CPU_R4X00 | |
1315 | bool | |
1316 | ||
1317 | config SYS_HAS_CPU_TX49XX | |
1318 | bool | |
1319 | ||
1320 | config SYS_HAS_CPU_R5000 | |
1321 | bool | |
1322 | ||
1323 | config SYS_HAS_CPU_R5432 | |
1324 | bool | |
1325 | ||
542c1020 SK |
1326 | config SYS_HAS_CPU_R5500 |
1327 | bool | |
1328 | ||
7cf8053b RB |
1329 | config SYS_HAS_CPU_R6000 |
1330 | bool | |
1331 | ||
1332 | config SYS_HAS_CPU_NEVADA | |
1333 | bool | |
1334 | ||
1335 | config SYS_HAS_CPU_R8000 | |
1336 | bool | |
1337 | ||
1338 | config SYS_HAS_CPU_R10000 | |
1339 | bool | |
1340 | ||
1341 | config SYS_HAS_CPU_RM7000 | |
1342 | bool | |
1343 | ||
1344 | config SYS_HAS_CPU_RM9000 | |
1345 | bool | |
1346 | ||
1347 | config SYS_HAS_CPU_SB1 | |
1348 | bool | |
1349 | ||
5e683389 DD |
1350 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1351 | bool | |
1352 | ||
17099b11 RB |
1353 | # |
1354 | # CPU may reorder R->R, R->W, W->R, W->W | |
1355 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1356 | # | |
0004a9df RB |
1357 | config WEAK_ORDERING |
1358 | bool | |
17099b11 RB |
1359 | |
1360 | # | |
1361 | # CPU may reorder reads and writes beyond LL/SC | |
1362 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1363 | # | |
1364 | config WEAK_REORDERING_BEYOND_LLSC | |
1365 | bool | |
5e83d430 RB |
1366 | endmenu |
1367 | ||
1368 | # | |
c09b47d8 | 1369 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1370 | # |
1371 | config CPU_MIPS32 | |
1372 | bool | |
1373 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1374 | ||
1375 | config CPU_MIPS64 | |
1376 | bool | |
1377 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1378 | ||
1379 | # | |
c09b47d8 | 1380 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1381 | # |
1382 | config CPU_MIPSR1 | |
1383 | bool | |
1384 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1385 | ||
1386 | config CPU_MIPSR2 | |
1387 | bool | |
a86c7f72 | 1388 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1389 | |
1390 | config SYS_SUPPORTS_32BIT_KERNEL | |
1391 | bool | |
1392 | config SYS_SUPPORTS_64BIT_KERNEL | |
1393 | bool | |
1394 | config CPU_SUPPORTS_32BIT_KERNEL | |
1395 | bool | |
1396 | config CPU_SUPPORTS_64BIT_KERNEL | |
1397 | bool | |
9cffd154 DD |
1398 | config CPU_SUPPORTS_HUGEPAGES |
1399 | bool | |
5e83d430 | 1400 | |
8192c9ea DD |
1401 | # |
1402 | # Set to y for ptrace access to watch registers. | |
1403 | # | |
1404 | config HARDWARE_WATCHPOINTS | |
1405 | bool | |
f839490a | 1406 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
8192c9ea | 1407 | |
5e83d430 RB |
1408 | menu "Kernel type" |
1409 | ||
1410 | choice | |
1411 | ||
1412 | prompt "Kernel code model" | |
1413 | help | |
1414 | You should only select this option if you have a workload that | |
1415 | actually benefits from 64-bit processing or if your machine has | |
1416 | large memory. You will only be presented a single option in this | |
1417 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1418 | ||
1419 | config 32BIT | |
1420 | bool "32-bit kernel" | |
1421 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1422 | select TRAD_SIGNALS | |
1423 | help | |
1424 | Select this option if you want to build a 32-bit kernel. | |
1425 | config 64BIT | |
1426 | bool "64-bit kernel" | |
1427 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
dbda6ac0 | 1428 | select HAVE_SYSCALL_WRAPPERS |
5e83d430 RB |
1429 | help |
1430 | Select this option if you want to build a 64-bit kernel. | |
1431 | ||
1432 | endchoice | |
1433 | ||
1da177e4 LT |
1434 | choice |
1435 | prompt "Kernel page size" | |
1436 | default PAGE_SIZE_4KB | |
1437 | ||
1438 | config PAGE_SIZE_4KB | |
1439 | bool "4kB" | |
1440 | help | |
1441 | This option select the standard 4kB Linux page size. On some | |
1442 | R3000-family processors this is the only available page size. Using | |
1443 | 4kB page size will minimize memory consumption and is therefore | |
1444 | recommended for low memory systems. | |
1445 | ||
1446 | config PAGE_SIZE_8KB | |
1447 | bool "8kB" | |
c52399be | 1448 | depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1449 | help |
1450 | Using 8kB page size will result in higher performance kernel at | |
1451 | the price of higher memory consumption. This option is available | |
c52399be RB |
1452 | only on R8000 and cnMIPS processors. Note that you will need a |
1453 | suitable Linux distribution to support this. | |
1da177e4 LT |
1454 | |
1455 | config PAGE_SIZE_16KB | |
1456 | bool "16kB" | |
714bfad6 | 1457 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1458 | help |
1459 | Using 16kB page size will result in higher performance kernel at | |
1460 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1461 | all non-R3000 family processors. Note that you will need a suitable |
1462 | Linux distribution to support this. | |
1da177e4 | 1463 | |
c52399be RB |
1464 | config PAGE_SIZE_32KB |
1465 | bool "32kB" | |
1466 | depends on CPU_CAVIUM_OCTEON | |
1467 | help | |
1468 | Using 32kB page size will result in higher performance kernel at | |
1469 | the price of higher memory consumption. This option is available | |
1470 | only on cnMIPS cores. Note that you will need a suitable Linux | |
1471 | distribution to support this. | |
1472 | ||
1da177e4 LT |
1473 | config PAGE_SIZE_64KB |
1474 | bool "64kB" | |
1475 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1476 | help | |
1477 | Using 64kB page size will result in higher performance kernel at | |
1478 | the price of higher memory consumption. This option is available on | |
1479 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1480 | writing this option is still high experimental. |
1da177e4 LT |
1481 | |
1482 | endchoice | |
1483 | ||
1484 | config BOARD_SCACHE | |
1485 | bool | |
1486 | ||
1487 | config IP22_CPU_SCACHE | |
1488 | bool | |
1489 | select BOARD_SCACHE | |
1490 | ||
9318c51a CD |
1491 | # |
1492 | # Support for a MIPS32 / MIPS64 style S-caches | |
1493 | # | |
1494 | config MIPS_CPU_SCACHE | |
1495 | bool | |
1496 | select BOARD_SCACHE | |
1497 | ||
1da177e4 LT |
1498 | config R5000_CPU_SCACHE |
1499 | bool | |
1500 | select BOARD_SCACHE | |
1501 | ||
1502 | config RM7000_CPU_SCACHE | |
1503 | bool | |
1504 | select BOARD_SCACHE | |
1505 | ||
1506 | config SIBYTE_DMA_PAGEOPS | |
1507 | bool "Use DMA to clear/copy pages" | |
1508 | depends on CPU_SB1 | |
1509 | help | |
1510 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1511 | channel. These DMA channels are otherwise unused by the standard | |
1512 | SiByte Linux port. Seems to give a small performance benefit. | |
1513 | ||
1514 | config CPU_HAS_PREFETCH | |
c8094b53 | 1515 | bool |
1da177e4 | 1516 | |
340ee4b9 RB |
1517 | choice |
1518 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1519 | |
1520 | config MIPS_MT_DISABLED | |
1521 | bool "Disable multithreading support." | |
1522 | help | |
1523 | Use this option if your workload can't take advantage of | |
1524 | MIPS hardware multithreading support. On systems that don't have | |
1525 | the option of an MT-enabled processor this option will be the only | |
1526 | option in this menu. | |
340ee4b9 | 1527 | |
59d6ab86 RB |
1528 | config MIPS_MT_SMP |
1529 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1530 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1531 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1532 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1533 | select MIPS_MT |
f510aa3b | 1534 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1535 | select SMP |
0ab7aefc | 1536 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1537 | select SYS_SUPPORTS_SMP |
87353d8a | 1538 | select SMP_UP |
f41ae0b2 | 1539 | help |
59d6ab86 RB |
1540 | This is a kernel model which is also known a VSMP or lately |
1541 | has been marketesed into SMVP. | |
41c594ab | 1542 | |
59d6ab86 RB |
1543 | config MIPS_MT_SMTC |
1544 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1545 | depends on CPU_MIPS32_R2 | |
1546 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1547 | depends on SYS_SUPPORTS_MULTITHREADING |
1548 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1549 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1550 | select MIPS_MT |
130e2fb7 | 1551 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1552 | select SMP |
73b76c78 | 1553 | select SYS_SUPPORTS_SMP |
87353d8a | 1554 | select SMP_UP |
f41ae0b2 | 1555 | help |
59d6ab86 RB |
1556 | This is a kernel model which is known a SMTC or lately has been |
1557 | marketesed into SMVP. | |
340ee4b9 | 1558 | |
340ee4b9 RB |
1559 | endchoice |
1560 | ||
f41ae0b2 RB |
1561 | config MIPS_MT |
1562 | bool | |
1563 | ||
0ab7aefc RB |
1564 | config SCHED_SMT |
1565 | bool "SMT (multithreading) scheduler support" | |
1566 | depends on SYS_SUPPORTS_SCHED_SMT | |
1567 | default n | |
1568 | help | |
1569 | SMT scheduler support improves the CPU scheduler's decision making | |
1570 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1571 | increased overhead in some places. If unsure say N here. | |
1572 | ||
1573 | config SYS_SUPPORTS_SCHED_SMT | |
1574 | bool | |
1575 | ||
1576 | ||
f41ae0b2 RB |
1577 | config SYS_SUPPORTS_MULTITHREADING |
1578 | bool | |
1579 | ||
f088fc84 RB |
1580 | config MIPS_MT_FPAFF |
1581 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1582 | default y |
07cc0c9e RB |
1583 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1584 | ||
1585 | config MIPS_VPE_LOADER | |
1586 | bool "VPE loader support." | |
1587 | depends on SYS_SUPPORTS_MULTITHREADING | |
1588 | select CPU_MIPSR2_IRQ_VI | |
1589 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1590 | select MIPS_MT |
1591 | help | |
1592 | Includes a loader for loading an elf relocatable object | |
1593 | onto another VPE and running it. | |
f088fc84 | 1594 | |
0db34215 KK |
1595 | config MIPS_MT_SMTC_IM_BACKSTOP |
1596 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1597 | depends on MIPS_MT_SMTC | |
8531a35e | 1598 | default n |
0db34215 KK |
1599 | help |
1600 | To support multiple TC microthreads acting as "CPUs" within | |
1601 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1602 | during interrupt handling. To support legacy drivers and interrupt | |
1603 | controller management code, SMTC has a "backstop" to track and | |
1604 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1605 | impact on interrupt service overhead. |
0db34215 | 1606 | |
f571eff0 KK |
1607 | config MIPS_MT_SMTC_IRQAFF |
1608 | bool "Support IRQ affinity API" | |
1609 | depends on MIPS_MT_SMTC | |
1610 | default n | |
1611 | help | |
1612 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1613 | for SMTC Linux kernel. Requires platform support, of which | |
1614 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1615 | platform code. Adds some overhead to interrupt dispatch, and |
1616 | should be used only if you know what you are doing. | |
f571eff0 | 1617 | |
e01402b1 RB |
1618 | config MIPS_VPE_LOADER_TOM |
1619 | bool "Load VPE program into memory hidden from linux" | |
1620 | depends on MIPS_VPE_LOADER | |
1621 | default y | |
1622 | help | |
1623 | The loader can use memory that is present but has been hidden from | |
1624 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1625 | you to ensure the amount you put in the option and the space your | |
1626 | program requires is less or equal to the amount physically present. | |
1627 | ||
1628 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1629 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1630 | bool "Enable support for AP/SP API (RTLX)" |
1631 | depends on MIPS_VPE_LOADER | |
1632 | help | |
e01402b1 | 1633 | |
2600990e RB |
1634 | config MIPS_APSP_KSPD |
1635 | bool "Enable KSPD" | |
1636 | depends on MIPS_VPE_APSP_API | |
1637 | default y | |
1638 | help | |
1639 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1640 | side, actions them and returns the results. It also handles the | |
1641 | "exit" syscall notifying other kernel modules the SP program is | |
1642 | exiting. You probably want to say yes here. | |
1643 | ||
4a16ff4c RB |
1644 | config MIPS_CMP |
1645 | bool "MIPS CMP framework support" | |
1646 | depends on SYS_SUPPORTS_MIPS_CMP | |
eb9b5141 | 1647 | select SYNC_R4K |
4a16ff4c RB |
1648 | select SYS_SUPPORTS_SMP |
1649 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
1650 | select WEAK_ORDERING | |
1651 | default n | |
1652 | help | |
1653 | This is a placeholder option for the GCMP work. It will need to | |
1654 | be handled differently... | |
1655 | ||
1da177e4 LT |
1656 | config SB1_PASS_1_WORKAROUNDS |
1657 | bool | |
1658 | depends on CPU_SB1_PASS_1 | |
1659 | default y | |
1660 | ||
1661 | config SB1_PASS_2_WORKAROUNDS | |
1662 | bool | |
1663 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
1664 | default y | |
1665 | ||
1666 | config SB1_PASS_2_1_WORKAROUNDS | |
1667 | bool | |
1668 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
1669 | default y | |
1670 | ||
1671 | config 64BIT_PHYS_ADDR | |
d806cb2b | 1672 | bool |
1da177e4 | 1673 | |
9693a853 FBH |
1674 | config CPU_HAS_SMARTMIPS |
1675 | depends on SYS_SUPPORTS_SMARTMIPS | |
1676 | bool "Support for the SmartMIPS ASE" | |
1677 | help | |
1678 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
1679 | increased security at both hardware and software level for | |
1680 | smartcards. Enabling this option will allow proper use of the | |
1681 | SmartMIPS instructions by Linux applications. However a kernel with | |
1682 | this option will not work on a MIPS core without SmartMIPS core. If | |
1683 | you don't know you probably don't have SmartMIPS and should say N | |
1684 | here. | |
1685 | ||
1da177e4 | 1686 | config CPU_HAS_WB |
f7062ddb | 1687 | bool |
e01402b1 | 1688 | |
f41ae0b2 RB |
1689 | # |
1690 | # Vectored interrupt mode is an R2 feature | |
1691 | # | |
e01402b1 | 1692 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 1693 | bool |
e01402b1 | 1694 | |
f41ae0b2 RB |
1695 | # |
1696 | # Extended interrupt mode is an R2 feature | |
1697 | # | |
e01402b1 | 1698 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1699 | bool |
e01402b1 | 1700 | |
1da177e4 LT |
1701 | config CPU_HAS_SYNC |
1702 | bool | |
1703 | depends on !CPU_R3000 | |
1704 | default y | |
1705 | ||
ea580401 RB |
1706 | config GENERIC_CLOCKEVENTS_BROADCAST |
1707 | bool | |
1708 | ||
20d60d99 MR |
1709 | # |
1710 | # CPU non-features | |
1711 | # | |
1712 | config CPU_DADDI_WORKAROUNDS | |
1713 | bool | |
1714 | ||
1715 | config CPU_R4000_WORKAROUNDS | |
1716 | bool | |
1717 | select CPU_R4400_WORKAROUNDS | |
1718 | ||
1719 | config CPU_R4400_WORKAROUNDS | |
1720 | bool | |
1721 | ||
797798c1 RB |
1722 | # |
1723 | # Use the generic interrupt handling code in kernel/irq/: | |
1724 | # | |
1725 | config GENERIC_HARDIRQS | |
1726 | bool | |
1727 | default y | |
1728 | ||
1729 | config GENERIC_IRQ_PROBE | |
1730 | bool | |
1731 | default y | |
1732 | ||
0d7012a9 | 1733 | config IRQ_PER_CPU |
0d7012a9 | 1734 | bool |
0d7012a9 | 1735 | |
1da177e4 LT |
1736 | # |
1737 | # - Highmem only makes sense for the 32-bit kernel. | |
1738 | # - The current highmem code will only work properly on physically indexed | |
1739 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
1740 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
1741 | # moment we protect the user and offer the highmem option only on machines | |
1742 | # where it's known to be safe. This will not offer highmem on a few systems | |
1743 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
1744 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
1745 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
1746 | # know they might have memory configurations that could make use of highmem | |
1747 | # support. | |
1da177e4 LT |
1748 | # |
1749 | config HIGHMEM | |
1750 | bool "High Memory Support" | |
797798c1 RB |
1751 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
1752 | ||
1753 | config CPU_SUPPORTS_HIGHMEM | |
1754 | bool | |
1755 | ||
1756 | config SYS_SUPPORTS_HIGHMEM | |
1757 | bool | |
1da177e4 | 1758 | |
9693a853 FBH |
1759 | config SYS_SUPPORTS_SMARTMIPS |
1760 | bool | |
1761 | ||
b4819b59 YY |
1762 | config ARCH_FLATMEM_ENABLE |
1763 | def_bool y | |
1764 | depends on !NUMA | |
1765 | ||
d8cb4e11 RB |
1766 | config ARCH_DISCONTIGMEM_ENABLE |
1767 | bool | |
1768 | default y if SGI_IP27 | |
1769 | help | |
3dde6ad8 | 1770 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
1771 | for architectures which are either NUMA (Non-Uniform Memory Access) |
1772 | or have huge holes in the physical address space for other reasons. | |
1773 | See <file:Documentation/vm/numa> for more. | |
1774 | ||
cce335ae RB |
1775 | config ARCH_POPULATES_NODE_MAP |
1776 | def_bool y | |
1777 | ||
31473747 AN |
1778 | config ARCH_SPARSEMEM_ENABLE |
1779 | bool | |
7de58fab | 1780 | select SPARSEMEM_STATIC |
31473747 | 1781 | |
d8cb4e11 RB |
1782 | config NUMA |
1783 | bool "NUMA Support" | |
1784 | depends on SYS_SUPPORTS_NUMA | |
1785 | help | |
1786 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
1787 | Access). This option improves performance on systems with more | |
1788 | than two nodes; on two node systems it is generally better to | |
1789 | leave it disabled; on single node systems disable this option | |
1790 | disabled. | |
1791 | ||
1792 | config SYS_SUPPORTS_NUMA | |
1793 | bool | |
1794 | ||
c80d79d7 YG |
1795 | config NODES_SHIFT |
1796 | int | |
1797 | default "6" | |
1798 | depends on NEED_MULTIPLE_NODES | |
1799 | ||
b4819b59 YY |
1800 | source "mm/Kconfig" |
1801 | ||
1da177e4 LT |
1802 | config SMP |
1803 | bool "Multi-Processing support" | |
e73ea273 | 1804 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 1805 | select IRQ_PER_CPU |
2f304c0a | 1806 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 1807 | help |
1da177e4 LT |
1808 | This enables support for systems with more than one CPU. If you have |
1809 | a system with only one CPU, like most personal computers, say N. If | |
1810 | you have a system with more than one CPU, say Y. | |
1811 | ||
1812 | If you say N here, the kernel will run on single and multiprocessor | |
1813 | machines, but will use only one CPU of a multiprocessor machine. If | |
1814 | you say Y here, the kernel will run on many, but not all, | |
1815 | singleprocessor machines. On a singleprocessor machine, the kernel | |
1816 | will run faster if you say N here. | |
1817 | ||
1818 | People using multiprocessor machines who say Y here should also say | |
1819 | Y to "Enhanced Real Time Clock Support", below. | |
1820 | ||
03502faa AB |
1821 | See also the SMP-HOWTO available at |
1822 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
1823 | |
1824 | If you don't know what to do here, say N. | |
1825 | ||
87353d8a RB |
1826 | config SMP_UP |
1827 | bool | |
1828 | ||
4a16ff4c RB |
1829 | config SYS_SUPPORTS_MIPS_CMP |
1830 | bool | |
1831 | ||
e73ea273 RB |
1832 | config SYS_SUPPORTS_SMP |
1833 | bool | |
1834 | ||
72ede9b1 AN |
1835 | config NR_CPUS_DEFAULT_1 |
1836 | bool | |
1837 | ||
130e2fb7 RB |
1838 | config NR_CPUS_DEFAULT_2 |
1839 | bool | |
1840 | ||
1841 | config NR_CPUS_DEFAULT_4 | |
1842 | bool | |
1843 | ||
1844 | config NR_CPUS_DEFAULT_8 | |
1845 | bool | |
1846 | ||
1847 | config NR_CPUS_DEFAULT_16 | |
1848 | bool | |
1849 | ||
1850 | config NR_CPUS_DEFAULT_32 | |
1851 | bool | |
1852 | ||
1853 | config NR_CPUS_DEFAULT_64 | |
1854 | bool | |
1855 | ||
1da177e4 LT |
1856 | config NR_CPUS |
1857 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 1858 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 1859 | depends on SMP |
72ede9b1 | 1860 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
1861 | default "2" if NR_CPUS_DEFAULT_2 |
1862 | default "4" if NR_CPUS_DEFAULT_4 | |
1863 | default "8" if NR_CPUS_DEFAULT_8 | |
1864 | default "16" if NR_CPUS_DEFAULT_16 | |
1865 | default "32" if NR_CPUS_DEFAULT_32 | |
1866 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
1867 | help |
1868 | This allows you to specify the maximum number of CPUs which this | |
1869 | kernel will support. The maximum supported value is 32 for 32-bit | |
1870 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
1871 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
1872 | and 2 for all others. | |
1da177e4 LT |
1873 | |
1874 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
1875 | approximately eight kilobytes to the kernel image. For best |
1876 | performance should round up your number of processors to the next | |
1877 | power of two. | |
1da177e4 | 1878 | |
c4eee283 AN |
1879 | source "kernel/time/Kconfig" |
1880 | ||
1723b4a3 AN |
1881 | # |
1882 | # Timer Interrupt Frequency Configuration | |
1883 | # | |
1884 | ||
1885 | choice | |
1886 | prompt "Timer frequency" | |
1887 | default HZ_250 | |
1888 | help | |
1889 | Allows the configuration of the timer frequency. | |
1890 | ||
1891 | config HZ_48 | |
0f873585 | 1892 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
1893 | |
1894 | config HZ_100 | |
1895 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
1896 | ||
1897 | config HZ_128 | |
1898 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
1899 | ||
1900 | config HZ_250 | |
1901 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
1902 | ||
1903 | config HZ_256 | |
1904 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
1905 | ||
1906 | config HZ_1000 | |
1907 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
1908 | ||
1909 | config HZ_1024 | |
1910 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
1911 | ||
1912 | endchoice | |
1913 | ||
1914 | config SYS_SUPPORTS_48HZ | |
1915 | bool | |
1916 | ||
1917 | config SYS_SUPPORTS_100HZ | |
1918 | bool | |
1919 | ||
1920 | config SYS_SUPPORTS_128HZ | |
1921 | bool | |
1922 | ||
1923 | config SYS_SUPPORTS_250HZ | |
1924 | bool | |
1925 | ||
1926 | config SYS_SUPPORTS_256HZ | |
1927 | bool | |
1928 | ||
1929 | config SYS_SUPPORTS_1000HZ | |
1930 | bool | |
1931 | ||
1932 | config SYS_SUPPORTS_1024HZ | |
1933 | bool | |
1934 | ||
1935 | config SYS_SUPPORTS_ARBIT_HZ | |
1936 | bool | |
1937 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
1938 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
1939 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
1940 | !SYS_SUPPORTS_1024HZ | |
1941 | ||
1942 | config HZ | |
1943 | int | |
1944 | default 48 if HZ_48 | |
1945 | default 100 if HZ_100 | |
1946 | default 128 if HZ_128 | |
1947 | default 250 if HZ_250 | |
1948 | default 256 if HZ_256 | |
1949 | default 1000 if HZ_1000 | |
1950 | default 1024 if HZ_1024 | |
1951 | ||
e80de850 | 1952 | source "kernel/Kconfig.preempt" |
1da177e4 | 1953 | |
1da177e4 LT |
1954 | config MIPS_INSANE_LARGE |
1955 | bool "Support for large 64-bit configurations" | |
875d43e7 | 1956 | depends on CPU_R10000 && 64BIT |
1da177e4 LT |
1957 | help |
1958 | MIPS R10000 does support a 44 bit / 16TB address space as opposed to | |
1959 | previous 64-bit processors which only supported 40 bit / 1TB. If you | |
1960 | need processes of more than 1TB virtual address space, say Y here. | |
1961 | This will result in additional memory usage, so it is not | |
1962 | recommended for normal users. | |
1963 | ||
ea6e942b AN |
1964 | config KEXEC |
1965 | bool "Kexec system call (EXPERIMENTAL)" | |
1966 | depends on EXPERIMENTAL | |
1967 | help | |
1968 | kexec is a system call that implements the ability to shutdown your | |
1969 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 1970 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
1971 | you can start any kernel with it, not just Linux. |
1972 | ||
01dd2fbf | 1973 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
1974 | |
1975 | It is an ongoing process to be certain the hardware in a machine | |
1976 | is properly shutdown, so do not be surprised if this code does not | |
1977 | initially work for you. It may help to enable device hotplugging | |
1978 | support. As of this writing the exact hardware interface is | |
1979 | strongly in flux, so no good recommendation can be made. | |
1980 | ||
1981 | config SECCOMP | |
1982 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 1983 | depends on PROC_FS |
ea6e942b AN |
1984 | default y |
1985 | help | |
1986 | This kernel feature is useful for number crunching applications | |
1987 | that may need to compute untrusted bytecode during their | |
1988 | execution. By using pipes or other transports made available to | |
1989 | the process as file descriptors supporting the read/write | |
1990 | syscalls, it's possible to isolate those applications in | |
1991 | their own address space using seccomp. Once seccomp is | |
1992 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
1993 | and the task is only allowed to execute a few safe syscalls | |
1994 | defined by each seccomp mode. | |
1995 | ||
1996 | If unsure, say Y. Only embedded should say N here. | |
1997 | ||
5e83d430 RB |
1998 | endmenu |
1999 | ||
1df0f0ff AN |
2000 | config LOCKDEP_SUPPORT |
2001 | bool | |
2002 | default y | |
2003 | ||
2004 | config STACKTRACE_SUPPORT | |
2005 | bool | |
2006 | default y | |
2007 | ||
b6c3539b RB |
2008 | source "init/Kconfig" |
2009 | ||
0011036b AN |
2010 | config PROBE_INITRD_HEADER |
2011 | bool "Probe initrd header created by addinitrd" | |
2012 | depends on BLK_DEV_INITRD | |
2013 | help | |
2014 | Probe initrd header at the last page of kernel image. | |
2015 | Say Y here if you are using arch/mips/boot/addinitrd.c to | |
2016 | add initrd or initramfs image to the kernel image. | |
2017 | Otherwise, say N. | |
2018 | ||
dc52ddc0 MH |
2019 | source "kernel/Kconfig.freezer" |
2020 | ||
1da177e4 LT |
2021 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
2022 | ||
5e83d430 RB |
2023 | config HW_HAS_EISA |
2024 | bool | |
1da177e4 LT |
2025 | config HW_HAS_PCI |
2026 | bool | |
2027 | ||
2028 | config PCI | |
2029 | bool "Support for PCI controller" | |
2030 | depends on HW_HAS_PCI | |
abb4ae46 | 2031 | select PCI_DOMAINS |
1da177e4 LT |
2032 | help |
2033 | Find out whether you have a PCI motherboard. PCI is the name of a | |
2034 | bus system, i.e. the way the CPU talks to the other stuff inside | |
2035 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
2036 | say Y, otherwise N. | |
2037 | ||
1da177e4 LT |
2038 | config PCI_DOMAINS |
2039 | bool | |
1da177e4 LT |
2040 | |
2041 | source "drivers/pci/Kconfig" | |
2042 | ||
2043 | # | |
2044 | # ISA support is now enabled via select. Too many systems still have the one | |
2045 | # or other ISA chip on the board that users don't know about so don't expect | |
2046 | # users to choose the right thing ... | |
2047 | # | |
2048 | config ISA | |
2049 | bool | |
2050 | ||
2051 | config EISA | |
2052 | bool "EISA support" | |
5e83d430 | 2053 | depends on HW_HAS_EISA |
1da177e4 | 2054 | select ISA |
aa414dff | 2055 | select GENERIC_ISA_DMA |
1da177e4 LT |
2056 | ---help--- |
2057 | The Extended Industry Standard Architecture (EISA) bus was | |
2058 | developed as an open alternative to the IBM MicroChannel bus. | |
2059 | ||
2060 | The EISA bus provided some of the features of the IBM MicroChannel | |
2061 | bus while maintaining backward compatibility with cards made for | |
2062 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2063 | 1995 when it was made obsolete by the PCI bus. | |
2064 | ||
2065 | Say Y here if you are building a kernel for an EISA-based machine. | |
2066 | ||
2067 | Otherwise, say N. | |
2068 | ||
2069 | source "drivers/eisa/Kconfig" | |
2070 | ||
2071 | config TC | |
2072 | bool "TURBOchannel support" | |
2073 | depends on MACH_DECSTATION | |
2074 | help | |
2075 | TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS | |
2076 | processors. Documentation on writing device drivers for TurboChannel | |
2077 | is available at: | |
2078 | <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>. | |
2079 | ||
2080 | #config ACCESSBUS | |
2081 | # bool "Access.Bus support" | |
2082 | # depends on TC | |
2083 | ||
2084 | config MMU | |
2085 | bool | |
2086 | default y | |
2087 | ||
d865bea4 RB |
2088 | config I8253 |
2089 | bool | |
2090 | ||
cce335ae RB |
2091 | config ZONE_DMA32 |
2092 | bool | |
2093 | ||
1da177e4 LT |
2094 | source "drivers/pcmcia/Kconfig" |
2095 | ||
2096 | source "drivers/pci/hotplug/Kconfig" | |
2097 | ||
2098 | endmenu | |
2099 | ||
2100 | menu "Executable file formats" | |
2101 | ||
2102 | source "fs/Kconfig.binfmt" | |
2103 | ||
2104 | config TRAD_SIGNALS | |
2105 | bool | |
1da177e4 | 2106 | |
1da177e4 LT |
2107 | config MIPS32_COMPAT |
2108 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2109 | depends on 64BIT |
1da177e4 LT |
2110 | help |
2111 | Select this option if you want Linux/MIPS 32-bit binary | |
2112 | compatibility. Since all software available for Linux/MIPS is | |
2113 | currently 32-bit you should say Y here. | |
2114 | ||
2115 | config COMPAT | |
2116 | bool | |
2117 | depends on MIPS32_COMPAT | |
2118 | default y | |
2119 | ||
05e43966 AN |
2120 | config SYSVIPC_COMPAT |
2121 | bool | |
2122 | depends on COMPAT && SYSVIPC | |
2123 | default y | |
2124 | ||
1da177e4 LT |
2125 | config MIPS32_O32 |
2126 | bool "Kernel support for o32 binaries" | |
2127 | depends on MIPS32_COMPAT | |
2128 | help | |
2129 | Select this option if you want to run o32 binaries. These are pure | |
2130 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2131 | existing binaries are in this format. | |
2132 | ||
2133 | If unsure, say Y. | |
2134 | ||
2135 | config MIPS32_N32 | |
2136 | bool "Kernel support for n32 binaries" | |
2137 | depends on MIPS32_COMPAT | |
2138 | help | |
2139 | Select this option if you want to run n32 binaries. These are | |
2140 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2141 | data that would normally be 64-bit. They are used in special | |
2142 | cases. | |
2143 | ||
2144 | If unsure, say N. | |
2145 | ||
2146 | config BINFMT_ELF32 | |
2147 | bool | |
2148 | default y if MIPS32_O32 || MIPS32_N32 | |
2149 | ||
2116245e RB |
2150 | endmenu |
2151 | ||
2152 | menu "Power management options" | |
2153 | ||
363c55ca WZ |
2154 | config ARCH_HIBERNATION_POSSIBLE |
2155 | def_bool y | |
3f5b3e17 | 2156 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
363c55ca | 2157 | |
f4cb5700 JB |
2158 | config ARCH_SUSPEND_POSSIBLE |
2159 | def_bool y | |
3f5b3e17 | 2160 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
f4cb5700 | 2161 | |
2116245e | 2162 | source "kernel/power/Kconfig" |
952fa954 | 2163 | |
1da177e4 LT |
2164 | endmenu |
2165 | ||
d5950b43 SR |
2166 | source "net/Kconfig" |
2167 | ||
1da177e4 LT |
2168 | source "drivers/Kconfig" |
2169 | ||
2170 | source "fs/Kconfig" | |
2171 | ||
2172 | source "arch/mips/Kconfig.debug" | |
2173 | ||
2174 | source "security/Kconfig" | |
2175 | ||
2176 | source "crypto/Kconfig" | |
2177 | ||
2178 | source "lib/Kconfig" |