Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
f8ac0425 | 4 | select HAVE_GENERIC_DMA_COHERENT |
ec7748b5 | 5 | select HAVE_IDE |
42d4b839 | 6 | select HAVE_OPROFILE |
91f01737 | 7 | select HAVE_IRQ_WORK |
7f788d2d DCZ |
8 | select HAVE_PERF_EVENTS |
9 | select PERF_USE_VMALLOC | |
88547001 | 10 | select HAVE_ARCH_KGDB |
7563bbf8 | 11 | select ARCH_HAVE_CUSTOM_GPIO_H |
d2bb0762 | 12 | select HAVE_FUNCTION_TRACER |
69a7d1b3 | 13 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
538f1952 WZ |
14 | select HAVE_DYNAMIC_FTRACE |
15 | select HAVE_FTRACE_MCOUNT_RECORD | |
64575f91 | 16 | select HAVE_C_RECORDMCOUNT |
29c5d346 | 17 | select HAVE_FUNCTION_GRAPH_TRACER |
c1bf207d DD |
18 | select HAVE_KPROBES |
19 | select HAVE_KRETPROBES | |
e26d196c | 20 | select ARCH_BINFMT_ELF_RANDOMIZE_PIE |
21a41faa | 21 | select RTC_LIB if !MACH_LOONGSON |
2b78920d | 22 | select GENERIC_ATOMIC64 if !64BIT |
48e1fd5a DD |
23 | select HAVE_DMA_ATTRS |
24 | select HAVE_DMA_API_DEBUG | |
3bd27e32 DD |
25 | select HAVE_GENERIC_HARDIRQS |
26 | select GENERIC_IRQ_PROBE | |
f8396c17 | 27 | select GENERIC_IRQ_SHOW |
94bb0c1a | 28 | select HAVE_ARCH_JUMP_LABEL |
0f462e3c | 29 | select IRQ_FORCED_THREADING |
9d15ffc8 TH |
30 | select HAVE_MEMBLOCK |
31 | select HAVE_MEMBLOCK_NODE_MAP | |
32 | select ARCH_DISCARD_MEMBLOCK | |
360014a3 | 33 | select GENERIC_SMP_IDLE_THREAD |
4b054495 | 34 | select BUILDTIME_EXTABLE_SORT |
cde1794b AMG |
35 | select GENERIC_CLOCKEVENTS |
36 | select GENERIC_CMOS_UPDATE | |
1da177e4 | 37 | |
1da177e4 LT |
38 | menu "Machine selection" |
39 | ||
5ac6da66 CL |
40 | config ZONE_DMA |
41 | bool | |
5ac6da66 | 42 | |
5e83d430 RB |
43 | choice |
44 | prompt "System type" | |
45 | default SGI_IP22 | |
1da177e4 | 46 | |
42a4f17d | 47 | config MIPS_ALCHEMY |
c3543e25 | 48 | bool "Alchemy processor based machines" |
42a4f17d ML |
49 | select 64BIT_PHYS_ADDR |
50 | select CEVT_R4K_LIB | |
51 | select CSRC_R4K_LIB | |
52 | select IRQ_CPU | |
53 | select SYS_HAS_CPU_MIPS32_R1 | |
54 | select SYS_SUPPORTS_32BIT_KERNEL | |
55 | select SYS_SUPPORTS_APM_EMULATION | |
56 | select GENERIC_GPIO | |
57 | select ARCH_WANT_OPTIONAL_GPIOLIB | |
1b93b3c3 | 58 | select SYS_SUPPORTS_ZBOOT |
37663860 ML |
59 | select USB_ARCH_HAS_OHCI |
60 | select USB_ARCH_HAS_EHCI | |
1da177e4 | 61 | |
7ca5dc14 FF |
62 | config AR7 |
63 | bool "Texas Instruments AR7" | |
64 | select BOOT_ELF32 | |
65 | select DMA_NONCOHERENT | |
66 | select CEVT_R4K | |
67 | select CSRC_R4K | |
68 | select IRQ_CPU | |
69 | select NO_EXCEPT_FILL | |
70 | select SWAP_IO_SPACE | |
71 | select SYS_HAS_CPU_MIPS32_R1 | |
72 | select SYS_HAS_EARLY_PRINTK | |
73 | select SYS_SUPPORTS_32BIT_KERNEL | |
74 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1b93b3c3 | 75 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5f3c9098 | 76 | select ARCH_REQUIRE_GPIOLIB |
7ca5dc14 FF |
77 | select VLYNQ |
78 | help | |
79 | Support for the Texas Instruments AR7 System-on-a-Chip | |
80 | family: TNETD7100, 7200 and 7300. | |
81 | ||
d4a67d9d GJ |
82 | config ATH79 |
83 | bool "Atheros AR71XX/AR724X/AR913X based boards" | |
6eae43c5 | 84 | select ARCH_REQUIRE_GPIOLIB |
d4a67d9d GJ |
85 | select BOOT_RAW |
86 | select CEVT_R4K | |
87 | select CSRC_R4K | |
88 | select DMA_NONCOHERENT | |
89 | select IRQ_CPU | |
0aabf1a4 | 90 | select MIPS_MACHINE |
d4a67d9d GJ |
91 | select SYS_HAS_CPU_MIPS32_R2 |
92 | select SYS_HAS_EARLY_PRINTK | |
93 | select SYS_SUPPORTS_32BIT_KERNEL | |
94 | select SYS_SUPPORTS_BIG_ENDIAN | |
95 | help | |
96 | Support for the Atheros AR71XX/AR724X/AR913X SoCs. | |
97 | ||
1c0c13eb | 98 | config BCM47XX |
c619366e | 99 | bool "Broadcom BCM47XX based boards" |
42f77542 | 100 | select CEVT_R4K |
940f6b48 | 101 | select CSRC_R4K |
1c0c13eb AJ |
102 | select DMA_NONCOHERENT |
103 | select HW_HAS_PCI | |
104 | select IRQ_CPU | |
1c0c13eb AJ |
105 | select SYS_SUPPORTS_32BIT_KERNEL |
106 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1c0c13eb | 107 | select GENERIC_GPIO |
25e5fb97 AJ |
108 | select SYS_HAS_EARLY_PRINTK |
109 | select CFE | |
1c0c13eb AJ |
110 | help |
111 | Support for BCM47XX based boards | |
112 | ||
e7300d04 MB |
113 | config BCM63XX |
114 | bool "Broadcom BCM63XX based boards" | |
115 | select CEVT_R4K | |
116 | select CSRC_R4K | |
117 | select DMA_NONCOHERENT | |
118 | select IRQ_CPU | |
119 | select SYS_HAS_CPU_MIPS32_R1 | |
120 | select SYS_SUPPORTS_32BIT_KERNEL | |
121 | select SYS_SUPPORTS_BIG_ENDIAN | |
122 | select SYS_HAS_EARLY_PRINTK | |
123 | select SWAP_IO_SPACE | |
124 | select ARCH_REQUIRE_GPIOLIB | |
125 | help | |
126 | Support for BCM63XX based boards | |
127 | ||
1da177e4 | 128 | config MIPS_COBALT |
3fa986fa | 129 | bool "Cobalt Server" |
42f77542 | 130 | select CEVT_R4K |
940f6b48 | 131 | select CSRC_R4K |
1097c6ac | 132 | select CEVT_GT641XX |
1da177e4 LT |
133 | select DMA_NONCOHERENT |
134 | select HW_HAS_PCI | |
d865bea4 | 135 | select I8253 |
1da177e4 LT |
136 | select I8259 |
137 | select IRQ_CPU | |
d5ab1a69 | 138 | select IRQ_GT641XX |
252161ec | 139 | select PCI_GT64XXX_PCI0 |
e25bfc92 | 140 | select PCI |
7cf8053b | 141 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 142 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 143 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 144 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 145 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
146 | |
147 | config MACH_DECSTATION | |
3fa986fa | 148 | bool "DECstations" |
1da177e4 | 149 | select BOOT_ELF32 |
6457d9fc | 150 | select CEVT_DS1287 |
42f77542 | 151 | select CEVT_R4K |
4247417d | 152 | select CSRC_IOASIC |
940f6b48 | 153 | select CSRC_R4K |
20d60d99 MR |
154 | select CPU_DADDI_WORKAROUNDS if 64BIT |
155 | select CPU_R4000_WORKAROUNDS if 64BIT | |
156 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 157 | select DMA_NONCOHERENT |
d388d685 | 158 | select NO_IOPORT |
1da177e4 | 159 | select IRQ_CPU |
7cf8053b RB |
160 | select SYS_HAS_CPU_R3000 |
161 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
162 | select SYS_SUPPORTS_32BIT_KERNEL |
163 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 164 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
165 | select SYS_SUPPORTS_128HZ |
166 | select SYS_SUPPORTS_256HZ | |
167 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 168 | help |
1da177e4 LT |
169 | This enables support for DEC's MIPS based workstations. For details |
170 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
171 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
172 | ||
173 | If you have one of the following DECstation Models you definitely | |
174 | want to choose R4xx0 for the CPU Type: | |
175 | ||
9308816c RB |
176 | DECstation 5000/50 |
177 | DECstation 5000/150 | |
178 | DECstation 5000/260 | |
179 | DECsystem 5900/260 | |
1da177e4 LT |
180 | |
181 | otherwise choose R3000. | |
182 | ||
5e83d430 | 183 | config MACH_JAZZ |
3fa986fa | 184 | bool "Jazz family of machines" |
5e83d430 RB |
185 | select ARC |
186 | select ARC32 | |
187 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 188 | select CEVT_R4K |
940f6b48 | 189 | select CSRC_R4K |
e2defae5 | 190 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 191 | select GENERIC_ISA_DMA |
8a118c38 | 192 | select HAVE_PCSPKR_PLATFORM |
ea202c63 | 193 | select IRQ_CPU |
d865bea4 | 194 | select I8253 |
5e83d430 RB |
195 | select I8259 |
196 | select ISA | |
7cf8053b | 197 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
198 | select SYS_SUPPORTS_32BIT_KERNEL |
199 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 200 | select SYS_SUPPORTS_100HZ |
1da177e4 | 201 | help |
5e83d430 RB |
202 | This a family of machines based on the MIPS R4030 chipset which was |
203 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 204 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
205 | Olivetti M700-10 workstations. |
206 | ||
5ebabe59 LPC |
207 | config MACH_JZ4740 |
208 | bool "Ingenic JZ4740 based machines" | |
209 | select SYS_HAS_CPU_MIPS32_R1 | |
210 | select SYS_SUPPORTS_32BIT_KERNEL | |
211 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
212 | select DMA_NONCOHERENT | |
213 | select IRQ_CPU | |
214 | select GENERIC_GPIO | |
215 | select ARCH_REQUIRE_GPIOLIB | |
216 | select SYS_HAS_EARLY_PRINTK | |
217 | select HAVE_PWM | |
ab5330eb | 218 | select HAVE_CLK |
83bc7692 | 219 | select GENERIC_IRQ_CHIP |
5ebabe59 | 220 | |
171bb2f1 JC |
221 | config LANTIQ |
222 | bool "Lantiq based platforms" | |
223 | select DMA_NONCOHERENT | |
224 | select IRQ_CPU | |
225 | select CEVT_R4K | |
226 | select CSRC_R4K | |
227 | select SYS_HAS_CPU_MIPS32_R1 | |
228 | select SYS_HAS_CPU_MIPS32_R2 | |
229 | select SYS_SUPPORTS_BIG_ENDIAN | |
230 | select SYS_SUPPORTS_32BIT_KERNEL | |
231 | select SYS_SUPPORTS_MULTITHREADING | |
232 | select SYS_HAS_EARLY_PRINTK | |
233 | select ARCH_REQUIRE_GPIOLIB | |
234 | select SWAP_IO_SPACE | |
235 | select BOOT_RAW | |
287e3f3f JC |
236 | select HAVE_MACH_CLKDEV |
237 | select CLKDEV_LOOKUP | |
a0392222 | 238 | select USE_OF |
171bb2f1 | 239 | |
1f21d2bd BM |
240 | config LASAT |
241 | bool "LASAT Networks platforms" | |
42f77542 | 242 | select CEVT_R4K |
940f6b48 | 243 | select CSRC_R4K |
1f21d2bd BM |
244 | select DMA_NONCOHERENT |
245 | select SYS_HAS_EARLY_PRINTK | |
246 | select HW_HAS_PCI | |
a5ccfe5c | 247 | select IRQ_CPU |
1f21d2bd BM |
248 | select PCI_GT64XXX_PCI0 |
249 | select MIPS_NILE4 | |
250 | select R5000_CPU_SCACHE | |
251 | select SYS_HAS_CPU_R5000 | |
252 | select SYS_SUPPORTS_32BIT_KERNEL | |
253 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
254 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 255 | |
85749d24 WZ |
256 | config MACH_LOONGSON |
257 | bool "Loongson family of machines" | |
c7e8c668 | 258 | select SYS_SUPPORTS_ZBOOT |
ade299d8 | 259 | help |
85749d24 WZ |
260 | This enables the support of Loongson family of machines. |
261 | ||
262 | Loongson is a family of general-purpose MIPS-compatible CPUs. | |
263 | developed at Institute of Computing Technology (ICT), | |
264 | Chinese Academy of Sciences (CAS) in the People's Republic | |
265 | of China. The chief architect is Professor Weiwu Hu. | |
ade299d8 | 266 | |
1da177e4 | 267 | config MIPS_MALTA |
3fa986fa | 268 | bool "MIPS Malta board" |
61ed242d | 269 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 270 | select BOOT_ELF32 |
fa71c960 | 271 | select BOOT_RAW |
42f77542 | 272 | select CEVT_R4K |
940f6b48 | 273 | select CSRC_R4K |
1da177e4 LT |
274 | select DMA_NONCOHERENT |
275 | select GENERIC_ISA_DMA | |
8a118c38 | 276 | select HAVE_PCSPKR_PLATFORM |
aa414dff | 277 | select IRQ_CPU |
39b8d525 | 278 | select IRQ_GIC |
1da177e4 | 279 | select HW_HAS_PCI |
d865bea4 | 280 | select I8253 |
1da177e4 | 281 | select I8259 |
5e83d430 RB |
282 | select MIPS_BOARDS_GEN |
283 | select MIPS_BONITO64 | |
9318c51a | 284 | select MIPS_CPU_SCACHE |
252161ec | 285 | select PCI_GT64XXX_PCI0 |
5e83d430 | 286 | select MIPS_MSC |
1da177e4 | 287 | select SWAP_IO_SPACE |
7cf8053b RB |
288 | select SYS_HAS_CPU_MIPS32_R1 |
289 | select SYS_HAS_CPU_MIPS32_R2 | |
290 | select SYS_HAS_CPU_MIPS64_R1 | |
291 | select SYS_HAS_CPU_NEVADA | |
292 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 293 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
294 | select SYS_SUPPORTS_32BIT_KERNEL |
295 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
296 | select SYS_SUPPORTS_BIG_ENDIAN |
297 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
0365070f | 298 | select SYS_SUPPORTS_MIPS_CMP |
f41ae0b2 | 299 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 300 | select SYS_SUPPORTS_SMARTMIPS |
1b93b3c3 | 301 | select SYS_SUPPORTS_ZBOOT |
1da177e4 | 302 | help |
f638d197 | 303 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
304 | board. |
305 | ||
5e83d430 | 306 | config MIPS_SIM |
3fa986fa | 307 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 308 | select CEVT_R4K |
940f6b48 | 309 | select CSRC_R4K |
1da177e4 | 310 | select DMA_NONCOHERENT |
36a88530 | 311 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 312 | select IRQ_CPU |
9267a30d | 313 | select BOOT_RAW |
7cf8053b RB |
314 | select SYS_HAS_CPU_MIPS32_R1 |
315 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 316 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 317 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 318 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 319 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 320 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 321 | help |
5e83d430 RB |
322 | This option enables support for MIPS Technologies MIPSsim software |
323 | emulator. | |
1da177e4 | 324 | |
a83860c2 RB |
325 | config NEC_MARKEINS |
326 | bool "NEC EMMA2RH Mark-eins board" | |
327 | select SOC_EMMA2RH | |
328 | select HW_HAS_PCI | |
329 | help | |
330 | This enables support for the NEC Electronics Mark-eins boards. | |
ade299d8 | 331 | |
5e83d430 | 332 | config MACH_VR41XX |
74142d65 | 333 | bool "NEC VR4100 series based machines" |
42f77542 | 334 | select CEVT_R4K |
940f6b48 | 335 | select CSRC_R4K |
7cf8053b | 336 | select SYS_HAS_CPU_VR41XX |
27fdd325 | 337 | select ARCH_REQUIRE_GPIOLIB |
5e83d430 | 338 | |
edb6310a DL |
339 | config NXP_STB220 |
340 | bool "NXP STB220 board" | |
341 | select SOC_PNX833X | |
342 | help | |
343 | Support for NXP Semiconductors STB220 Development Board. | |
344 | ||
345 | config NXP_STB225 | |
346 | bool "NXP 225 board" | |
347 | select SOC_PNX833X | |
348 | select SOC_PNX8335 | |
349 | help | |
350 | Support for NXP Semiconductors STB225 Development Board. | |
351 | ||
ade299d8 | 352 | config PNX8550_JBS |
a92b0588 | 353 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
354 | select PNX8550 |
355 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
356 | ||
357 | config PNX8550_STB810 | |
a92b0588 | 358 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
359 | select PNX8550 |
360 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
361 | ||
9267a30d MSJ |
362 | config PMC_MSP |
363 | bool "PMC-Sierra MSP chipsets" | |
364 | depends on EXPERIMENTAL | |
39d30c13 A |
365 | select CEVT_R4K |
366 | select CSRC_R4K | |
9267a30d MSJ |
367 | select DMA_NONCOHERENT |
368 | select SWAP_IO_SPACE | |
369 | select NO_EXCEPT_FILL | |
370 | select BOOT_RAW | |
371 | select SYS_HAS_CPU_MIPS32_R1 | |
372 | select SYS_HAS_CPU_MIPS32_R2 | |
373 | select SYS_SUPPORTS_32BIT_KERNEL | |
374 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
375 | select IRQ_CPU |
376 | select SERIAL_8250 | |
377 | select SERIAL_8250_CONSOLE | |
378 | help | |
379 | This adds support for the PMC-Sierra family of Multi-Service | |
380 | Processor System-On-A-Chips. These parts include a number | |
381 | of integrated peripherals, interfaces and DSPs in addition to | |
382 | a variety of MIPS cores. | |
383 | ||
5e83d430 | 384 | config PMC_YOSEMITE |
3fa986fa | 385 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 386 | select CEVT_R4K |
940f6b48 | 387 | select CSRC_R4K |
5e83d430 RB |
388 | select DMA_COHERENT |
389 | select HW_HAS_PCI | |
390 | select IRQ_CPU | |
391 | select IRQ_CPU_RM7K | |
392 | select IRQ_CPU_RM9K | |
393 | select SWAP_IO_SPACE | |
7cf8053b | 394 | select SYS_HAS_CPU_RM9000 |
36a88530 | 395 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
396 | select SYS_SUPPORTS_32BIT_KERNEL |
397 | select SYS_SUPPORTS_64BIT_KERNEL | |
398 | select SYS_SUPPORTS_BIG_ENDIAN | |
399 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 400 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
401 | help |
402 | Yosemite is an evaluation board for the RM9000x2 processor | |
403 | manufactured by PMC-Sierra. | |
1da177e4 | 404 | |
a3a0f8c8 DV |
405 | config POWERTV |
406 | bool "Cisco PowerTV" | |
407 | select BOOT_ELF32 | |
408 | select CEVT_R4K | |
409 | select CPU_MIPSR2_IRQ_VI | |
410 | select CPU_MIPSR2_IRQ_EI | |
411 | select CSRC_POWERTV | |
412 | select DMA_NONCOHERENT | |
413 | select HW_HAS_PCI | |
414 | select SYS_HAS_EARLY_PRINTK | |
415 | select SYS_HAS_CPU_MIPS32_R2 | |
416 | select SYS_SUPPORTS_32BIT_KERNEL | |
417 | select SYS_SUPPORTS_BIG_ENDIAN | |
418 | select SYS_SUPPORTS_HIGHMEM | |
419 | select USB_OHCI_LITTLE_ENDIAN | |
420 | help | |
421 | This enables support for the Cisco PowerTV Platform. | |
422 | ||
1da177e4 | 423 | config SGI_IP22 |
3fa986fa | 424 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
425 | select ARC |
426 | select ARC32 | |
427 | select BOOT_ELF32 | |
42f77542 | 428 | select CEVT_R4K |
940f6b48 | 429 | select CSRC_R4K |
e2defae5 | 430 | select DEFAULT_SGI_PARTITION |
1da177e4 | 431 | select DMA_NONCOHERENT |
5e83d430 | 432 | select HW_HAS_EISA |
d865bea4 | 433 | select I8253 |
68de4803 | 434 | select I8259 |
1da177e4 LT |
435 | select IP22_CPU_SCACHE |
436 | select IRQ_CPU | |
aa414dff | 437 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
438 | select SGI_HAS_I8042 |
439 | select SGI_HAS_INDYDOG | |
36e5c21d | 440 | select SGI_HAS_HAL2 |
e2defae5 TB |
441 | select SGI_HAS_SEEQ |
442 | select SGI_HAS_WD93 | |
443 | select SGI_HAS_ZILOG | |
1da177e4 | 444 | select SWAP_IO_SPACE |
7cf8053b RB |
445 | select SYS_HAS_CPU_R4X00 |
446 | select SYS_HAS_CPU_R5000 | |
2b5e63f6 MM |
447 | # |
448 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
449 | # memory during early boot on some machines. | |
450 | # | |
451 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
452 | # for a more details discussion | |
453 | # | |
454 | # select SYS_HAS_EARLY_PRINTK | |
ed5ba2fb YY |
455 | select SYS_SUPPORTS_32BIT_KERNEL |
456 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 457 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
458 | help |
459 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
460 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
461 | that runs on these, say Y here. | |
462 | ||
463 | config SGI_IP27 | |
3fa986fa | 464 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
465 | select ARC |
466 | select ARC64 | |
5e83d430 | 467 | select BOOT_ELF64 |
e2defae5 | 468 | select DEFAULT_SGI_PARTITION |
634286f1 | 469 | select DMA_COHERENT |
36a88530 | 470 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 471 | select HW_HAS_PCI |
130e2fb7 | 472 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 473 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 474 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 475 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 476 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 477 | select SYS_SUPPORTS_SMP |
1da177e4 LT |
478 | help |
479 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
480 | workstations. To compile a Linux kernel that runs on these, say Y | |
481 | here. | |
482 | ||
e2defae5 TB |
483 | config SGI_IP28 |
484 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
485 | depends on EXPERIMENTAL | |
486 | select ARC | |
487 | select ARC64 | |
488 | select BOOT_ELF64 | |
489 | select CEVT_R4K | |
490 | select CSRC_R4K | |
491 | select DEFAULT_SGI_PARTITION | |
492 | select DMA_NONCOHERENT | |
493 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
494 | select IRQ_CPU | |
495 | select HW_HAS_EISA | |
496 | select I8253 | |
497 | select I8259 | |
e2defae5 TB |
498 | select SGI_HAS_I8042 |
499 | select SGI_HAS_INDYDOG | |
5b438c44 | 500 | select SGI_HAS_HAL2 |
e2defae5 TB |
501 | select SGI_HAS_SEEQ |
502 | select SGI_HAS_WD93 | |
503 | select SGI_HAS_ZILOG | |
504 | select SWAP_IO_SPACE | |
505 | select SYS_HAS_CPU_R10000 | |
2b5e63f6 MM |
506 | # |
507 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
508 | # memory during early boot on some machines. | |
509 | # | |
510 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
511 | # for a more details discussion | |
512 | # | |
513 | # select SYS_HAS_EARLY_PRINTK | |
e2defae5 TB |
514 | select SYS_SUPPORTS_64BIT_KERNEL |
515 | select SYS_SUPPORTS_BIG_ENDIAN | |
516 | help | |
517 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
518 | kernel that runs on these, say Y here. | |
519 | ||
1da177e4 | 520 | config SGI_IP32 |
cfd2afc0 | 521 | bool "SGI IP32 (O2)" |
1da177e4 LT |
522 | select ARC |
523 | select ARC32 | |
524 | select BOOT_ELF32 | |
42f77542 | 525 | select CEVT_R4K |
940f6b48 | 526 | select CSRC_R4K |
1da177e4 LT |
527 | select DMA_NONCOHERENT |
528 | select HW_HAS_PCI | |
dd67b155 | 529 | select IRQ_CPU |
1da177e4 LT |
530 | select R5000_CPU_SCACHE |
531 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
532 | select SYS_HAS_CPU_R5000 |
533 | select SYS_HAS_CPU_R10000 if BROKEN | |
534 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 535 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 536 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 537 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 538 | help |
5e83d430 | 539 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 540 | |
ade299d8 YY |
541 | config SIBYTE_CRHINE |
542 | bool "Sibyte BCM91120C-CRhine" | |
543 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
544 | select BOOT_ELF32 |
545 | select DMA_COHERENT | |
ade299d8 | 546 | select SIBYTE_BCM1120 |
9a6dcea1 | 547 | select SWAP_IO_SPACE |
7cf8053b | 548 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
549 | select SYS_SUPPORTS_BIG_ENDIAN |
550 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
551 | ||
ade299d8 YY |
552 | config SIBYTE_CARMEL |
553 | bool "Sibyte BCM91120x-Carmel" | |
554 | depends on EXPERIMENTAL | |
5e83d430 | 555 | select BOOT_ELF32 |
1da177e4 | 556 | select DMA_COHERENT |
ade299d8 | 557 | select SIBYTE_BCM1120 |
5e83d430 | 558 | select SWAP_IO_SPACE |
7cf8053b | 559 | select SYS_HAS_CPU_SB1 |
81731f79 | 560 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 561 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 562 | |
ade299d8 YY |
563 | config SIBYTE_CRHONE |
564 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
565 | depends on EXPERIMENTAL |
566 | select BOOT_ELF32 | |
567 | select DMA_COHERENT | |
ade299d8 | 568 | select SIBYTE_BCM1125 |
5e83d430 | 569 | select SWAP_IO_SPACE |
7cf8053b | 570 | select SYS_HAS_CPU_SB1 |
5e83d430 | 571 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 572 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 573 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 574 | |
5e83d430 | 575 | config SIBYTE_RHONE |
3fa986fa | 576 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
577 | depends on EXPERIMENTAL |
578 | select BOOT_ELF32 | |
579 | select DMA_COHERENT | |
580 | select SIBYTE_BCM1125H | |
581 | select SWAP_IO_SPACE | |
7cf8053b | 582 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
583 | select SYS_SUPPORTS_BIG_ENDIAN |
584 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 585 | |
ade299d8 YY |
586 | config SIBYTE_SWARM |
587 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 588 | select BOOT_ELF32 |
26a940e2 | 589 | select DMA_COHERENT |
fcf3ca4c | 590 | select HAVE_PATA_PLATFORM |
ade299d8 YY |
591 | select NR_CPUS_DEFAULT_2 |
592 | select SIBYTE_SB1250 | |
5e83d430 | 593 | select SWAP_IO_SPACE |
7cf8053b | 594 | select SYS_HAS_CPU_SB1 |
5e83d430 | 595 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 596 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 597 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 598 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 599 | |
ade299d8 YY |
600 | config SIBYTE_LITTLESUR |
601 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
602 | depends on EXPERIMENTAL |
603 | select BOOT_ELF32 | |
604 | select DMA_COHERENT | |
fcf3ca4c | 605 | select HAVE_PATA_PLATFORM |
130e2fb7 | 606 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
607 | select SIBYTE_SB1250 |
608 | select SWAP_IO_SPACE | |
7cf8053b | 609 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
610 | select SYS_SUPPORTS_BIG_ENDIAN |
611 | select SYS_SUPPORTS_HIGHMEM | |
612 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 613 | |
ade299d8 YY |
614 | config SIBYTE_SENTOSA |
615 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
616 | depends on EXPERIMENTAL |
617 | select BOOT_ELF32 | |
618 | select DMA_COHERENT | |
130e2fb7 | 619 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
620 | select SIBYTE_SB1250 |
621 | select SWAP_IO_SPACE | |
7cf8053b | 622 | select SYS_HAS_CPU_SB1 |
5e83d430 | 623 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 624 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 625 | |
ade299d8 YY |
626 | config SIBYTE_BIGSUR |
627 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
628 | select BOOT_ELF32 |
629 | select DMA_COHERENT | |
ade299d8 | 630 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 631 | select SIBYTE_BCM1x80 |
5e83d430 | 632 | select SWAP_IO_SPACE |
7cf8053b | 633 | select SYS_HAS_CPU_SB1 |
5e83d430 | 634 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 635 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 636 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 637 | select ZONE_DMA32 if 64BIT |
1da177e4 | 638 | |
14b36af4 TB |
639 | config SNI_RM |
640 | bool "SNI RM200/300/400" | |
4a0312fc TB |
641 | select ARC if CPU_LITTLE_ENDIAN |
642 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 643 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 644 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 645 | select BOOT_ELF32 |
42f77542 | 646 | select CEVT_R4K |
940f6b48 | 647 | select CSRC_R4K |
e2defae5 | 648 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
649 | select DMA_NONCOHERENT |
650 | select GENERIC_ISA_DMA | |
8a118c38 | 651 | select HAVE_PCSPKR_PLATFORM |
5e83d430 | 652 | select HW_HAS_EISA |
1da177e4 | 653 | select HW_HAS_PCI |
c066a32a | 654 | select IRQ_CPU |
d865bea4 | 655 | select I8253 |
1da177e4 LT |
656 | select I8259 |
657 | select ISA | |
4a0312fc | 658 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 659 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 660 | select SYS_HAS_CPU_R5000 |
c066a32a | 661 | select SYS_HAS_CPU_R10000 |
4a0312fc | 662 | select R5000_CPU_SCACHE |
36a88530 | 663 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
664 | select SYS_SUPPORTS_32BIT_KERNEL |
665 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 666 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 667 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 668 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 669 | help |
14b36af4 TB |
670 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
671 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
672 | Technology and now in turn merged with Fujitsu. Say Y here to |
673 | support this machine type. | |
674 | ||
edcaf1a6 AN |
675 | config MACH_TX39XX |
676 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 677 | |
edcaf1a6 AN |
678 | config MACH_TX49XX |
679 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 680 | |
73b4390f RB |
681 | config MIKROTIK_RB532 |
682 | bool "Mikrotik RB532 boards" | |
683 | select CEVT_R4K | |
684 | select CSRC_R4K | |
685 | select DMA_NONCOHERENT | |
73b4390f RB |
686 | select HW_HAS_PCI |
687 | select IRQ_CPU | |
688 | select SYS_HAS_CPU_MIPS32_R1 | |
689 | select SYS_SUPPORTS_32BIT_KERNEL | |
690 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
691 | select SWAP_IO_SPACE | |
692 | select BOOT_RAW | |
d888e25b | 693 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
694 | help |
695 | Support the Mikrotik(tm) RouterBoard 532 series, | |
696 | based on the IDT RC32434 SoC. | |
697 | ||
ade299d8 YY |
698 | config WR_PPMC |
699 | bool "Wind River PPMC board" | |
42f77542 | 700 | select CEVT_R4K |
940f6b48 | 701 | select CSRC_R4K |
ade299d8 YY |
702 | select IRQ_CPU |
703 | select BOOT_ELF32 | |
704 | select DMA_NONCOHERENT | |
705 | select HW_HAS_PCI | |
706 | select PCI_GT64XXX_PCI0 | |
707 | select SWAP_IO_SPACE | |
708 | select SYS_HAS_CPU_MIPS32_R1 | |
709 | select SYS_HAS_CPU_MIPS32_R2 | |
710 | select SYS_HAS_CPU_MIPS64_R1 | |
711 | select SYS_HAS_CPU_NEVADA | |
712 | select SYS_HAS_CPU_RM7000 | |
713 | select SYS_SUPPORTS_32BIT_KERNEL | |
714 | select SYS_SUPPORTS_64BIT_KERNEL | |
715 | select SYS_SUPPORTS_BIG_ENDIAN | |
716 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
717 | help | |
718 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
719 | board, which is based on GT64120 bridge chip. | |
720 | ||
a86c7f72 | 721 | config CAVIUM_OCTEON_SIMULATOR |
c9d89d97 | 722 | bool "Cavium Networks Octeon Simulator" |
a86c7f72 DD |
723 | select CEVT_R4K |
724 | select 64BIT_PHYS_ADDR | |
725 | select DMA_COHERENT | |
726 | select SYS_SUPPORTS_64BIT_KERNEL | |
727 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 728 | select SYS_SUPPORTS_HOTPLUG_CPU |
5e683389 | 729 | select SYS_HAS_CPU_CAVIUM_OCTEON |
465aaed0 | 730 | select HOLES_IN_ZONE |
a86c7f72 DD |
731 | help |
732 | The Octeon simulator is software performance model of the Cavium | |
733 | Octeon Processor. It supports simulating Octeon processors on x86 | |
734 | hardware. | |
735 | ||
736 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
c9d89d97 | 737 | bool "Cavium Networks Octeon reference board" |
a86c7f72 DD |
738 | select CEVT_R4K |
739 | select 64BIT_PHYS_ADDR | |
740 | select DMA_COHERENT | |
741 | select SYS_SUPPORTS_64BIT_KERNEL | |
742 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 743 | select SYS_SUPPORTS_HOTPLUG_CPU |
a86c7f72 | 744 | select SYS_HAS_EARLY_PRINTK |
5e683389 | 745 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 | 746 | select SWAP_IO_SPACE |
e8635b48 DD |
747 | select HW_HAS_PCI |
748 | select ARCH_SUPPORTS_MSI | |
f00e001e | 749 | select ZONE_DMA32 |
340fbb8b DD |
750 | select USB_ARCH_HAS_OHCI |
751 | select USB_ARCH_HAS_EHCI | |
465aaed0 | 752 | select HOLES_IN_ZONE |
a86c7f72 DD |
753 | help |
754 | This option supports all of the Octeon reference boards from Cavium | |
755 | Networks. It builds a kernel that dynamically determines the Octeon | |
756 | CPU type and supports all known board reference implementations. | |
757 | Some of the supported boards are: | |
758 | EBT3000 | |
759 | EBH3000 | |
760 | EBH3100 | |
761 | Thunder | |
762 | Kodama | |
763 | Hikari | |
764 | Say Y here for most Octeon reference boards. | |
765 | ||
7f058e85 J |
766 | config NLM_XLR_BOARD |
767 | bool "Netlogic XLR/XLS based systems" | |
768 | depends on EXPERIMENTAL | |
769 | select BOOT_ELF32 | |
770 | select NLM_COMMON | |
7f058e85 J |
771 | select SYS_HAS_CPU_XLR |
772 | select SYS_SUPPORTS_SMP | |
773 | select HW_HAS_PCI | |
774 | select SWAP_IO_SPACE | |
775 | select SYS_SUPPORTS_32BIT_KERNEL | |
776 | select SYS_SUPPORTS_64BIT_KERNEL | |
777 | select 64BIT_PHYS_ADDR | |
778 | select SYS_SUPPORTS_BIG_ENDIAN | |
779 | select SYS_SUPPORTS_HIGHMEM | |
780 | select DMA_COHERENT | |
781 | select NR_CPUS_DEFAULT_32 | |
782 | select CEVT_R4K | |
783 | select CSRC_R4K | |
784 | select IRQ_CPU | |
f32671a8 | 785 | select ARCH_SUPPORTS_MSI |
7f058e85 J |
786 | select ZONE_DMA if 64BIT |
787 | select SYNC_R4K | |
788 | select SYS_HAS_EARLY_PRINTK | |
789 | help | |
790 | Support for systems based on Netlogic XLR and XLS processors. | |
791 | Say Y here if you have a XLR or XLS based board. | |
792 | ||
1c773ea4 J |
793 | config NLM_XLP_BOARD |
794 | bool "Netlogic XLP based systems" | |
795 | depends on EXPERIMENTAL | |
796 | select BOOT_ELF32 | |
797 | select NLM_COMMON | |
798 | select SYS_HAS_CPU_XLP | |
799 | select SYS_SUPPORTS_SMP | |
800 | select HW_HAS_PCI | |
801 | select SWAP_IO_SPACE | |
802 | select SYS_SUPPORTS_32BIT_KERNEL | |
803 | select SYS_SUPPORTS_64BIT_KERNEL | |
804 | select 64BIT_PHYS_ADDR | |
805 | select SYS_SUPPORTS_BIG_ENDIAN | |
806 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
807 | select SYS_SUPPORTS_HIGHMEM | |
808 | select DMA_COHERENT | |
809 | select NR_CPUS_DEFAULT_32 | |
810 | select CEVT_R4K | |
811 | select CSRC_R4K | |
812 | select IRQ_CPU | |
813 | select ZONE_DMA if 64BIT | |
814 | select SYNC_R4K | |
815 | select SYS_HAS_EARLY_PRINTK | |
816 | help | |
817 | This board is based on Netlogic XLP Processor. | |
818 | Say Y here if you have a XLP based board. | |
819 | ||
5e83d430 | 820 | endchoice |
1da177e4 | 821 | |
e8c7c482 | 822 | source "arch/mips/alchemy/Kconfig" |
d4a67d9d | 823 | source "arch/mips/ath79/Kconfig" |
a656ffcb | 824 | source "arch/mips/bcm47xx/Kconfig" |
e7300d04 | 825 | source "arch/mips/bcm63xx/Kconfig" |
5e83d430 | 826 | source "arch/mips/jazz/Kconfig" |
5ebabe59 | 827 | source "arch/mips/jz4740/Kconfig" |
8ec6d935 | 828 | source "arch/mips/lantiq/Kconfig" |
1f21d2bd | 829 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 830 | source "arch/mips/pmc-sierra/Kconfig" |
a3a0f8c8 | 831 | source "arch/mips/powertv/Kconfig" |
29c48699 | 832 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 833 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 834 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 835 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 836 | source "arch/mips/cavium-octeon/Kconfig" |
85749d24 | 837 | source "arch/mips/loongson/Kconfig" |
7f058e85 | 838 | source "arch/mips/netlogic/Kconfig" |
38b18f72 | 839 | |
5e83d430 RB |
840 | endmenu |
841 | ||
1da177e4 LT |
842 | config RWSEM_GENERIC_SPINLOCK |
843 | bool | |
844 | default y | |
845 | ||
846 | config RWSEM_XCHGADD_ALGORITHM | |
847 | bool | |
848 | ||
f0d1b0b3 DH |
849 | config ARCH_HAS_ILOG2_U32 |
850 | bool | |
851 | default n | |
852 | ||
853 | config ARCH_HAS_ILOG2_U64 | |
854 | bool | |
855 | default n | |
856 | ||
3c9ee7ef AM |
857 | config GENERIC_HWEIGHT |
858 | bool | |
859 | default y | |
860 | ||
1da177e4 LT |
861 | config GENERIC_CALIBRATE_DELAY |
862 | bool | |
863 | default y | |
864 | ||
ae1e9130 | 865 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
866 | bool |
867 | default y | |
868 | ||
1da177e4 LT |
869 | # |
870 | # Select some configuration options automatically based on user selections. | |
871 | # | |
872 | config ARC | |
873 | bool | |
1da177e4 | 874 | |
61ed242d RB |
875 | config ARCH_MAY_HAVE_PC_FDC |
876 | bool | |
877 | ||
9267a30d MSJ |
878 | config BOOT_RAW |
879 | bool | |
880 | ||
217dd11e RB |
881 | config CEVT_BCM1480 |
882 | bool | |
883 | ||
6457d9fc YY |
884 | config CEVT_DS1287 |
885 | bool | |
886 | ||
1097c6ac YY |
887 | config CEVT_GT641XX |
888 | bool | |
889 | ||
779e7d41 ML |
890 | config CEVT_R4K_LIB |
891 | bool | |
892 | ||
42f77542 | 893 | config CEVT_R4K |
779e7d41 | 894 | select CEVT_R4K_LIB |
42f77542 RB |
895 | bool |
896 | ||
217dd11e RB |
897 | config CEVT_SB1250 |
898 | bool | |
899 | ||
229f773e AN |
900 | config CEVT_TXX9 |
901 | bool | |
902 | ||
217dd11e RB |
903 | config CSRC_BCM1480 |
904 | bool | |
905 | ||
4247417d YY |
906 | config CSRC_IOASIC |
907 | bool | |
908 | ||
a3a0f8c8 DV |
909 | config CSRC_POWERTV |
910 | bool | |
911 | ||
779e7d41 ML |
912 | config CSRC_R4K_LIB |
913 | bool | |
914 | ||
940f6b48 | 915 | config CSRC_R4K |
779e7d41 | 916 | select CSRC_R4K_LIB |
940f6b48 RB |
917 | bool |
918 | ||
217dd11e RB |
919 | config CSRC_SB1250 |
920 | bool | |
921 | ||
a9aec7fe AN |
922 | config GPIO_TXX9 |
923 | select GENERIC_GPIO | |
7444a72e | 924 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
925 | bool |
926 | ||
df78b5c8 AJ |
927 | config CFE |
928 | bool | |
929 | ||
4bafad92 FT |
930 | config ARCH_DMA_ADDR_T_64BIT |
931 | def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT | |
932 | ||
4ce588cd | 933 | config DMA_COHERENT |
1da177e4 LT |
934 | bool |
935 | ||
4ce588cd RB |
936 | config DMA_NONCOHERENT |
937 | bool | |
e1e02b32 | 938 | select NEED_DMA_MAP_STATE |
4ce588cd | 939 | |
e1e02b32 | 940 | config NEED_DMA_MAP_STATE |
1da177e4 LT |
941 | bool |
942 | ||
36a88530 | 943 | config SYS_HAS_EARLY_PRINTK |
1da177e4 | 944 | bool |
1da177e4 | 945 | |
dbb74540 | 946 | config HOTPLUG_CPU |
1b2bc75c RB |
947 | bool "Support for hot-pluggable CPUs" |
948 | depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU | |
949 | help | |
950 | Say Y here to allow turning CPUs off and on. CPUs can be | |
951 | controlled through /sys/devices/system/cpu. | |
952 | (Note: power management support will enable this option | |
953 | automatically on SMP systems. ) | |
954 | Say N if you want to disable CPU hotplug. | |
955 | ||
956 | config SYS_SUPPORTS_HOTPLUG_CPU | |
dbb74540 | 957 | bool |
dbb74540 | 958 | |
1da177e4 LT |
959 | config I8259 |
960 | bool | |
1da177e4 | 961 | |
1da177e4 LT |
962 | config MIPS_BONITO64 |
963 | bool | |
1da177e4 LT |
964 | |
965 | config MIPS_MSC | |
966 | bool | |
1da177e4 | 967 | |
1f21d2bd BM |
968 | config MIPS_NILE4 |
969 | bool | |
970 | ||
1da177e4 LT |
971 | config MIPS_DISABLE_OBSOLETE_IDE |
972 | bool | |
973 | ||
39b8d525 RB |
974 | config SYNC_R4K |
975 | bool | |
976 | ||
487d70d0 GJ |
977 | config MIPS_MACHINE |
978 | def_bool n | |
979 | ||
d388d685 MR |
980 | config NO_IOPORT |
981 | def_bool n | |
982 | ||
8313da30 RB |
983 | config GENERIC_ISA_DMA |
984 | bool | |
985 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
a35bee8a | 986 | select ISA_DMA_API |
8313da30 | 987 | |
aa414dff RB |
988 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
989 | bool | |
8313da30 | 990 | select GENERIC_ISA_DMA |
aa414dff | 991 | |
a35bee8a NK |
992 | config ISA_DMA_API |
993 | bool | |
994 | ||
09663335 YY |
995 | config GENERIC_GPIO |
996 | bool | |
997 | ||
465aaed0 DD |
998 | config HOLES_IN_ZONE |
999 | bool | |
1000 | ||
5e83d430 | 1001 | # |
6b2aac42 | 1002 | # Endianness selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
1003 | # answer,so we try hard to limit the available choices. Also the use of a |
1004 | # choice statement should be more obvious to the user. | |
1005 | # | |
1006 | choice | |
6b2aac42 | 1007 | prompt "Endianness selection" |
1da177e4 LT |
1008 | help |
1009 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 1010 | byte order. These modes require different kernels and a different |
3cb2fccc | 1011 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 1012 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 1013 | one or the other endianness. |
5e83d430 RB |
1014 | |
1015 | config CPU_BIG_ENDIAN | |
1016 | bool "Big endian" | |
1017 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
1018 | ||
1019 | config CPU_LITTLE_ENDIAN | |
1020 | bool "Little endian" | |
1021 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
1022 | help | |
1023 | ||
1024 | endchoice | |
1025 | ||
22b0763a DD |
1026 | config EXPORT_UASM |
1027 | bool | |
1028 | ||
2116245e RB |
1029 | config SYS_SUPPORTS_APM_EMULATION |
1030 | bool | |
1031 | ||
5e83d430 RB |
1032 | config SYS_SUPPORTS_BIG_ENDIAN |
1033 | bool | |
1034 | ||
1035 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
1036 | bool | |
1da177e4 | 1037 | |
9cffd154 DD |
1038 | config SYS_SUPPORTS_HUGETLBFS |
1039 | bool | |
1040 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT | |
1041 | default y | |
1042 | ||
1da177e4 LT |
1043 | config IRQ_CPU |
1044 | bool | |
1045 | ||
1046 | config IRQ_CPU_RM7K | |
1047 | bool | |
1048 | ||
5e83d430 RB |
1049 | config IRQ_CPU_RM9K |
1050 | bool | |
1051 | ||
9267a30d MSJ |
1052 | config IRQ_MSP_SLP |
1053 | bool | |
1054 | ||
1055 | config IRQ_MSP_CIC | |
1056 | bool | |
1057 | ||
8420fd00 AN |
1058 | config IRQ_TXX9 |
1059 | bool | |
1060 | ||
d5ab1a69 YY |
1061 | config IRQ_GT641XX |
1062 | bool | |
1063 | ||
39b8d525 RB |
1064 | config IRQ_GIC |
1065 | bool | |
1066 | ||
1da177e4 LT |
1067 | config MIPS_BOARDS_GEN |
1068 | bool | |
1da177e4 | 1069 | |
252161ec | 1070 | config PCI_GT64XXX_PCI0 |
1da177e4 | 1071 | bool |
1da177e4 | 1072 | |
9267a30d MSJ |
1073 | config NO_EXCEPT_FILL |
1074 | bool | |
1075 | ||
663c3d90 | 1076 | config MIPS_RM9122 |
1077 | bool | |
1078 | select SERIAL_RM9000 | |
663c3d90 | 1079 | |
a83860c2 RB |
1080 | config SOC_EMMA2RH |
1081 | bool | |
1082 | select CEVT_R4K | |
1083 | select CSRC_R4K | |
1084 | select DMA_NONCOHERENT | |
1085 | select IRQ_CPU | |
1086 | select SWAP_IO_SPACE | |
1087 | select SYS_HAS_CPU_R5500 | |
1088 | select SYS_SUPPORTS_32BIT_KERNEL | |
1089 | select SYS_SUPPORTS_64BIT_KERNEL | |
1090 | select SYS_SUPPORTS_BIG_ENDIAN | |
1091 | ||
edb6310a DL |
1092 | config SOC_PNX833X |
1093 | bool | |
1094 | select CEVT_R4K | |
1095 | select CSRC_R4K | |
1096 | select IRQ_CPU | |
1097 | select DMA_NONCOHERENT | |
1098 | select SYS_HAS_CPU_MIPS32_R2 | |
1099 | select SYS_SUPPORTS_32BIT_KERNEL | |
1100 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1101 | select SYS_SUPPORTS_BIG_ENDIAN | |
edb6310a DL |
1102 | select GENERIC_GPIO |
1103 | select CPU_MIPSR2_IRQ_VI | |
1104 | ||
1105 | config SOC_PNX8335 | |
1106 | bool | |
1107 | select SOC_PNX833X | |
1108 | ||
bdf21b18 PP |
1109 | config PNX8550 |
1110 | bool | |
1111 | select SOC_PNX8550 | |
1112 | ||
1113 | config SOC_PNX8550 | |
1114 | bool | |
bdf21b18 PP |
1115 | select DMA_NONCOHERENT |
1116 | select HW_HAS_PCI | |
b8c2a77c | 1117 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 1118 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 1119 | select SYS_SUPPORTS_32BIT_KERNEL |
4ead1681 | 1120 | select GENERIC_GPIO |
bdf21b18 | 1121 | |
1da177e4 LT |
1122 | config SWAP_IO_SPACE |
1123 | bool | |
1124 | ||
663c3d90 | 1125 | config SERIAL_RM9000 |
1126 | bool | |
1127 | ||
e2defae5 TB |
1128 | config SGI_HAS_INDYDOG |
1129 | bool | |
1130 | ||
5b438c44 TB |
1131 | config SGI_HAS_HAL2 |
1132 | bool | |
1133 | ||
e2defae5 TB |
1134 | config SGI_HAS_SEEQ |
1135 | bool | |
1136 | ||
1137 | config SGI_HAS_WD93 | |
1138 | bool | |
1139 | ||
1140 | config SGI_HAS_ZILOG | |
1141 | bool | |
1142 | ||
1143 | config SGI_HAS_I8042 | |
1144 | bool | |
1145 | ||
1146 | config DEFAULT_SGI_PARTITION | |
1147 | bool | |
1148 | ||
5e83d430 RB |
1149 | config ARC32 |
1150 | bool | |
1151 | ||
231a35d3 TB |
1152 | config SNIPROM |
1153 | bool | |
1154 | ||
1da177e4 LT |
1155 | config BOOT_ELF32 |
1156 | bool | |
1da177e4 LT |
1157 | |
1158 | config MIPS_L1_CACHE_SHIFT | |
1159 | int | |
c7088755 | 1160 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL |
0db2b74e | 1161 | default "6" if MIPS_CPU_SCACHE |
a86c7f72 | 1162 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1163 | default "5" |
1164 | ||
1da177e4 LT |
1165 | config HAVE_STD_PC_SERIAL_PORT |
1166 | bool | |
1167 | ||
1da177e4 LT |
1168 | config ARC_CONSOLE |
1169 | bool "ARC console support" | |
e2defae5 | 1170 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
1171 | |
1172 | config ARC_MEMORY | |
1173 | bool | |
14b36af4 | 1174 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1175 | default y |
1176 | ||
1177 | config ARC_PROMLIB | |
1178 | bool | |
e2defae5 | 1179 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1180 | default y |
1181 | ||
1182 | config ARC64 | |
1183 | bool | |
1da177e4 LT |
1184 | |
1185 | config BOOT_ELF64 | |
1186 | bool | |
1da177e4 | 1187 | |
1da177e4 LT |
1188 | menu "CPU selection" |
1189 | ||
1190 | choice | |
1191 | prompt "CPU type" | |
1192 | default CPU_R4X00 | |
1193 | ||
3702bba5 WZ |
1194 | config CPU_LOONGSON2E |
1195 | bool "Loongson 2E" | |
1196 | depends on SYS_HAS_CPU_LOONGSON2E | |
1197 | select CPU_LOONGSON2 | |
2a21c730 FZ |
1198 | help |
1199 | The Loongson 2E processor implements the MIPS III instruction set | |
1200 | with many extensions. | |
1201 | ||
25985edc | 1202 | It has an internal FPGA northbridge, which is compatible to |
6f7a251a WZ |
1203 | bonito64. |
1204 | ||
1205 | config CPU_LOONGSON2F | |
1206 | bool "Loongson 2F" | |
1207 | depends on SYS_HAS_CPU_LOONGSON2F | |
1208 | select CPU_LOONGSON2 | |
c197da91 AP |
1209 | select GENERIC_GPIO |
1210 | select ARCH_REQUIRE_GPIOLIB | |
6f7a251a WZ |
1211 | help |
1212 | The Loongson 2F processor implements the MIPS III instruction set | |
1213 | with many extensions. | |
1214 | ||
1215 | Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller | |
1216 | have a similar programming interface with FPGA northbridge used in | |
1217 | Loongson2E. | |
1218 | ||
6e760c8d RB |
1219 | config CPU_MIPS32_R1 |
1220 | bool "MIPS32 Release 1" | |
7cf8053b | 1221 | depends on SYS_HAS_CPU_MIPS32_R1 |
6e760c8d | 1222 | select CPU_HAS_PREFETCH |
797798c1 | 1223 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1224 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1225 | help |
5e83d430 | 1226 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1227 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1228 | MIPS processor are based on a MIPS32 processor. If you know the | |
1229 | specific type of processor in your system, choose those that one | |
1230 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1231 | Release 2 of the MIPS32 architecture is available since several | |
1232 | years so chances are you even have a MIPS32 Release 2 processor | |
1233 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1234 | performance. | |
1235 | ||
1236 | config CPU_MIPS32_R2 | |
1237 | bool "MIPS32 Release 2" | |
7cf8053b | 1238 | depends on SYS_HAS_CPU_MIPS32_R2 |
1e5f1caa | 1239 | select CPU_HAS_PREFETCH |
797798c1 | 1240 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1241 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1242 | help |
5e83d430 | 1243 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1244 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1245 | MIPS processor are based on a MIPS32 processor. If you know the | |
1246 | specific type of processor in your system, choose those that one | |
1247 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1248 | ||
1249 | config CPU_MIPS64_R1 | |
1250 | bool "MIPS64 Release 1" | |
7cf8053b | 1251 | depends on SYS_HAS_CPU_MIPS64_R1 |
797798c1 | 1252 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1253 | select CPU_SUPPORTS_32BIT_KERNEL |
1254 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1255 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1256 | select CPU_SUPPORTS_HUGEPAGES |
6e760c8d RB |
1257 | help |
1258 | Choose this option to build a kernel for release 1 or later of the | |
1259 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1260 | MIPS processor are based on a MIPS64 processor. If you know the | |
1261 | specific type of processor in your system, choose those that one | |
1262 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1263 | Release 2 of the MIPS64 architecture is available since several |
1264 | years so chances are you even have a MIPS64 Release 2 processor | |
1265 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1266 | performance. | |
1267 | ||
1268 | config CPU_MIPS64_R2 | |
1269 | bool "MIPS64 Release 2" | |
7cf8053b | 1270 | depends on SYS_HAS_CPU_MIPS64_R2 |
797798c1 | 1271 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1272 | select CPU_SUPPORTS_32BIT_KERNEL |
1273 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1274 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1275 | select CPU_SUPPORTS_HUGEPAGES |
1e5f1caa RB |
1276 | help |
1277 | Choose this option to build a kernel for release 2 or later of the | |
1278 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1279 | MIPS processor are based on a MIPS64 processor. If you know the | |
1280 | specific type of processor in your system, choose those that one | |
1281 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1282 | |
1283 | config CPU_R3000 | |
1284 | bool "R3000" | |
7cf8053b | 1285 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1286 | select CPU_HAS_WB |
ed5ba2fb | 1287 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1288 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1289 | help |
1290 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1291 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1292 | *not* work on R4000 machines and vice versa. However, since most | |
1293 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1294 | might be a safe bet. If the resulting kernel does not work, | |
1295 | try to recompile with R3000. | |
1296 | ||
1297 | config CPU_TX39XX | |
1298 | bool "R39XX" | |
7cf8053b | 1299 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1300 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1301 | |
1302 | config CPU_VR41XX | |
1303 | bool "R41xx" | |
7cf8053b | 1304 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1305 | select CPU_SUPPORTS_32BIT_KERNEL |
1306 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1307 | help |
5e83d430 | 1308 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1309 | Only choose this option if you have one of these processors as a |
1310 | kernel built with this option will not run on any other type of | |
1311 | processor or vice versa. | |
1312 | ||
1313 | config CPU_R4300 | |
1314 | bool "R4300" | |
7cf8053b | 1315 | depends on SYS_HAS_CPU_R4300 |
ed5ba2fb YY |
1316 | select CPU_SUPPORTS_32BIT_KERNEL |
1317 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1318 | help |
1319 | MIPS Technologies R4300-series processors. | |
1320 | ||
1321 | config CPU_R4X00 | |
1322 | bool "R4x00" | |
7cf8053b | 1323 | depends on SYS_HAS_CPU_R4X00 |
ed5ba2fb YY |
1324 | select CPU_SUPPORTS_32BIT_KERNEL |
1325 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1326 | help |
1327 | MIPS Technologies R4000-series processors other than 4300, including | |
1328 | the R4000, R4400, R4600, and 4700. | |
1329 | ||
1330 | config CPU_TX49XX | |
1331 | bool "R49XX" | |
7cf8053b | 1332 | depends on SYS_HAS_CPU_TX49XX |
de862b48 | 1333 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1334 | select CPU_SUPPORTS_32BIT_KERNEL |
1335 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1336 | |
1337 | config CPU_R5000 | |
1338 | bool "R5000" | |
7cf8053b | 1339 | depends on SYS_HAS_CPU_R5000 |
ed5ba2fb YY |
1340 | select CPU_SUPPORTS_32BIT_KERNEL |
1341 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1342 | help |
1343 | MIPS Technologies R5000-series processors other than the Nevada. | |
1344 | ||
1345 | config CPU_R5432 | |
1346 | bool "R5432" | |
7cf8053b | 1347 | depends on SYS_HAS_CPU_R5432 |
5e83d430 RB |
1348 | select CPU_SUPPORTS_32BIT_KERNEL |
1349 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1350 | |
542c1020 SK |
1351 | config CPU_R5500 |
1352 | bool "R5500" | |
1353 | depends on SYS_HAS_CPU_R5500 | |
542c1020 SK |
1354 | select CPU_SUPPORTS_32BIT_KERNEL |
1355 | select CPU_SUPPORTS_64BIT_KERNEL | |
9cffd154 | 1356 | select CPU_SUPPORTS_HUGEPAGES |
542c1020 SK |
1357 | help |
1358 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1359 | instruction set. | |
1360 | ||
1da177e4 LT |
1361 | config CPU_R6000 |
1362 | bool "R6000" | |
ed5ba2fb | 1363 | depends on EXPERIMENTAL |
7cf8053b | 1364 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1365 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1366 | help |
1367 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1368 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1369 | |
1370 | config CPU_NEVADA | |
1371 | bool "RM52xx" | |
7cf8053b | 1372 | depends on SYS_HAS_CPU_NEVADA |
ed5ba2fb YY |
1373 | select CPU_SUPPORTS_32BIT_KERNEL |
1374 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1375 | help |
1376 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1377 | ||
1378 | config CPU_R8000 | |
1379 | bool "R8000" | |
ed5ba2fb | 1380 | depends on EXPERIMENTAL |
7cf8053b | 1381 | depends on SYS_HAS_CPU_R8000 |
5e83d430 | 1382 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1383 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1384 | help |
1385 | MIPS Technologies R8000 processors. Note these processors are | |
1386 | uncommon and the support for them is incomplete. | |
1387 | ||
1388 | config CPU_R10000 | |
1389 | bool "R10000" | |
7cf8053b | 1390 | depends on SYS_HAS_CPU_R10000 |
5e83d430 | 1391 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1392 | select CPU_SUPPORTS_32BIT_KERNEL |
1393 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1394 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1395 | help |
1396 | MIPS Technologies R10000-series processors. | |
1397 | ||
1398 | config CPU_RM7000 | |
1399 | bool "RM7000" | |
7cf8053b | 1400 | depends on SYS_HAS_CPU_RM7000 |
5e83d430 | 1401 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1402 | select CPU_SUPPORTS_32BIT_KERNEL |
1403 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1404 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1405 | |
1406 | config CPU_RM9000 | |
1407 | bool "RM9000" | |
7cf8053b | 1408 | depends on SYS_HAS_CPU_RM9000 |
5e83d430 | 1409 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1410 | select CPU_SUPPORTS_32BIT_KERNEL |
1411 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1412 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1413 | select WEAK_ORDERING |
1da177e4 LT |
1414 | |
1415 | config CPU_SB1 | |
1416 | bool "SB1" | |
7cf8053b | 1417 | depends on SYS_HAS_CPU_SB1 |
ed5ba2fb YY |
1418 | select CPU_SUPPORTS_32BIT_KERNEL |
1419 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1420 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1421 | select WEAK_ORDERING |
1da177e4 | 1422 | |
a86c7f72 DD |
1423 | config CPU_CAVIUM_OCTEON |
1424 | bool "Cavium Octeon processor" | |
5e683389 | 1425 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
1426 | select CPU_HAS_PREFETCH |
1427 | select CPU_SUPPORTS_64BIT_KERNEL | |
1428 | select SYS_SUPPORTS_SMP | |
1429 | select NR_CPUS_DEFAULT_16 | |
1430 | select WEAK_ORDERING | |
a86c7f72 | 1431 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1432 | select CPU_SUPPORTS_HUGEPAGES |
a86c7f72 DD |
1433 | help |
1434 | The Cavium Octeon processor is a highly integrated chip containing | |
1435 | many ethernet hardware widgets for networking tasks. The processor | |
1436 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1437 | Full details can be found at http://www.caviumnetworks.com. | |
1438 | ||
c1c0c461 KC |
1439 | config CPU_BMIPS3300 |
1440 | bool "BMIPS3300" | |
1441 | depends on SYS_HAS_CPU_BMIPS3300 | |
1bbb6c1b | 1442 | select CPU_BMIPS |
c1c0c461 KC |
1443 | help |
1444 | Broadcom BMIPS3300 processors. | |
1445 | ||
1446 | config CPU_BMIPS4350 | |
1447 | bool "BMIPS4350" | |
1448 | depends on SYS_HAS_CPU_BMIPS4350 | |
1bbb6c1b | 1449 | select CPU_BMIPS |
c1c0c461 KC |
1450 | select SYS_SUPPORTS_SMP |
1451 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1452 | help |
1453 | Broadcom BMIPS4350 ("VIPER") processors. | |
1454 | ||
1455 | config CPU_BMIPS4380 | |
1456 | bool "BMIPS4380" | |
1457 | depends on SYS_HAS_CPU_BMIPS4380 | |
1bbb6c1b | 1458 | select CPU_BMIPS |
c1c0c461 KC |
1459 | select SYS_SUPPORTS_SMP |
1460 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1461 | help |
1462 | Broadcom BMIPS4380 processors. | |
1463 | ||
1464 | config CPU_BMIPS5000 | |
1465 | bool "BMIPS5000" | |
1466 | depends on SYS_HAS_CPU_BMIPS5000 | |
1bbb6c1b | 1467 | select CPU_BMIPS |
c1c0c461 | 1468 | select CPU_SUPPORTS_HIGHMEM |
1bbb6c1b | 1469 | select MIPS_CPU_SCACHE |
c1c0c461 KC |
1470 | select SYS_SUPPORTS_SMP |
1471 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1472 | help |
1473 | Broadcom BMIPS5000 processors. | |
1474 | ||
7f058e85 J |
1475 | config CPU_XLR |
1476 | bool "Netlogic XLR SoC" | |
1477 | depends on SYS_HAS_CPU_XLR | |
1478 | select CPU_SUPPORTS_32BIT_KERNEL | |
1479 | select CPU_SUPPORTS_64BIT_KERNEL | |
1480 | select CPU_SUPPORTS_HIGHMEM | |
1481 | select WEAK_ORDERING | |
1482 | select WEAK_REORDERING_BEYOND_LLSC | |
1483 | select CPU_SUPPORTS_HUGEPAGES | |
1484 | help | |
1485 | Netlogic Microsystems XLR/XLS processors. | |
1c773ea4 J |
1486 | |
1487 | config CPU_XLP | |
1488 | bool "Netlogic XLP SoC" | |
1489 | depends on SYS_HAS_CPU_XLP | |
1490 | select CPU_SUPPORTS_32BIT_KERNEL | |
1491 | select CPU_SUPPORTS_64BIT_KERNEL | |
1492 | select CPU_SUPPORTS_HIGHMEM | |
1493 | select CPU_HAS_LLSC | |
1494 | select WEAK_ORDERING | |
1495 | select WEAK_REORDERING_BEYOND_LLSC | |
1496 | select CPU_HAS_PREFETCH | |
1497 | help | |
1498 | Netlogic Microsystems XLP processors. | |
1da177e4 LT |
1499 | endchoice |
1500 | ||
622844bf WZ |
1501 | if CPU_LOONGSON2F |
1502 | config CPU_NOP_WORKAROUNDS | |
1503 | bool | |
1504 | ||
1505 | config CPU_JUMP_WORKAROUNDS | |
1506 | bool | |
1507 | ||
1508 | config CPU_LOONGSON2F_WORKAROUNDS | |
1509 | bool "Loongson 2F Workarounds" | |
1510 | default y | |
1511 | select CPU_NOP_WORKAROUNDS | |
1512 | select CPU_JUMP_WORKAROUNDS | |
1513 | help | |
1514 | Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which | |
1515 | require workarounds. Without workarounds the system may hang | |
1516 | unexpectedly. For more information please refer to the gas | |
1517 | -mfix-loongson2f-nop and -mfix-loongson2f-jump options. | |
1518 | ||
1519 | Loongson 2F03 and later have fixed these issues and no workarounds | |
1520 | are needed. The workarounds have no significant side effect on them | |
1521 | but may decrease the performance of the system so this option should | |
1522 | be disabled unless the kernel is intended to be run on 2F01 or 2F02 | |
1523 | systems. | |
1524 | ||
1525 | If unsure, please say Y. | |
1526 | endif # CPU_LOONGSON2F | |
1527 | ||
1b93b3c3 WZ |
1528 | config SYS_SUPPORTS_ZBOOT |
1529 | bool | |
1530 | select HAVE_KERNEL_GZIP | |
1531 | select HAVE_KERNEL_BZIP2 | |
1532 | select HAVE_KERNEL_LZMA | |
fe1d45e0 | 1533 | select HAVE_KERNEL_LZO |
1b93b3c3 WZ |
1534 | |
1535 | config SYS_SUPPORTS_ZBOOT_UART16550 | |
1536 | bool | |
1537 | select SYS_SUPPORTS_ZBOOT | |
1538 | ||
3702bba5 WZ |
1539 | config CPU_LOONGSON2 |
1540 | bool | |
1541 | select CPU_SUPPORTS_32BIT_KERNEL | |
1542 | select CPU_SUPPORTS_64BIT_KERNEL | |
1543 | select CPU_SUPPORTS_HIGHMEM | |
1544 | ||
1bbb6c1b KC |
1545 | config CPU_BMIPS |
1546 | bool | |
1547 | select CPU_MIPS32 | |
1548 | select CPU_SUPPORTS_32BIT_KERNEL | |
1549 | select DMA_NONCOHERENT | |
1550 | select IRQ_CPU | |
1551 | select SWAP_IO_SPACE | |
1552 | select WEAK_ORDERING | |
1553 | ||
3702bba5 | 1554 | config SYS_HAS_CPU_LOONGSON2E |
2a21c730 FZ |
1555 | bool |
1556 | ||
6f7a251a WZ |
1557 | config SYS_HAS_CPU_LOONGSON2F |
1558 | bool | |
55045ff5 WZ |
1559 | select CPU_SUPPORTS_CPUFREQ |
1560 | select CPU_SUPPORTS_ADDRWINCFG if 64BIT | |
22f1fdfd | 1561 | select CPU_SUPPORTS_UNCACHED_ACCELERATED |
6f7a251a | 1562 | |
7cf8053b RB |
1563 | config SYS_HAS_CPU_MIPS32_R1 |
1564 | bool | |
1565 | ||
1566 | config SYS_HAS_CPU_MIPS32_R2 | |
1567 | bool | |
1568 | ||
1569 | config SYS_HAS_CPU_MIPS64_R1 | |
1570 | bool | |
1571 | ||
1572 | config SYS_HAS_CPU_MIPS64_R2 | |
1573 | bool | |
1574 | ||
1575 | config SYS_HAS_CPU_R3000 | |
1576 | bool | |
1577 | ||
1578 | config SYS_HAS_CPU_TX39XX | |
1579 | bool | |
1580 | ||
1581 | config SYS_HAS_CPU_VR41XX | |
1582 | bool | |
1583 | ||
1584 | config SYS_HAS_CPU_R4300 | |
1585 | bool | |
1586 | ||
1587 | config SYS_HAS_CPU_R4X00 | |
1588 | bool | |
1589 | ||
1590 | config SYS_HAS_CPU_TX49XX | |
1591 | bool | |
1592 | ||
1593 | config SYS_HAS_CPU_R5000 | |
1594 | bool | |
1595 | ||
1596 | config SYS_HAS_CPU_R5432 | |
1597 | bool | |
1598 | ||
542c1020 SK |
1599 | config SYS_HAS_CPU_R5500 |
1600 | bool | |
1601 | ||
7cf8053b RB |
1602 | config SYS_HAS_CPU_R6000 |
1603 | bool | |
1604 | ||
1605 | config SYS_HAS_CPU_NEVADA | |
1606 | bool | |
1607 | ||
1608 | config SYS_HAS_CPU_R8000 | |
1609 | bool | |
1610 | ||
1611 | config SYS_HAS_CPU_R10000 | |
1612 | bool | |
1613 | ||
1614 | config SYS_HAS_CPU_RM7000 | |
1615 | bool | |
1616 | ||
1617 | config SYS_HAS_CPU_RM9000 | |
1618 | bool | |
1619 | ||
1620 | config SYS_HAS_CPU_SB1 | |
1621 | bool | |
1622 | ||
5e683389 DD |
1623 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1624 | bool | |
1625 | ||
c1c0c461 KC |
1626 | config SYS_HAS_CPU_BMIPS3300 |
1627 | bool | |
1628 | ||
1629 | config SYS_HAS_CPU_BMIPS4350 | |
1630 | bool | |
1631 | ||
1632 | config SYS_HAS_CPU_BMIPS4380 | |
1633 | bool | |
1634 | ||
1635 | config SYS_HAS_CPU_BMIPS5000 | |
1636 | bool | |
1637 | ||
7f058e85 J |
1638 | config SYS_HAS_CPU_XLR |
1639 | bool | |
1640 | ||
1c773ea4 J |
1641 | config SYS_HAS_CPU_XLP |
1642 | bool | |
1643 | ||
17099b11 RB |
1644 | # |
1645 | # CPU may reorder R->R, R->W, W->R, W->W | |
1646 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1647 | # | |
0004a9df RB |
1648 | config WEAK_ORDERING |
1649 | bool | |
17099b11 RB |
1650 | |
1651 | # | |
1652 | # CPU may reorder reads and writes beyond LL/SC | |
1653 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1654 | # | |
1655 | config WEAK_REORDERING_BEYOND_LLSC | |
1656 | bool | |
5e83d430 RB |
1657 | endmenu |
1658 | ||
1659 | # | |
c09b47d8 | 1660 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1661 | # |
1662 | config CPU_MIPS32 | |
1663 | bool | |
1664 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1665 | ||
1666 | config CPU_MIPS64 | |
1667 | bool | |
1668 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1669 | ||
1670 | # | |
c09b47d8 | 1671 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1672 | # |
1673 | config CPU_MIPSR1 | |
1674 | bool | |
1675 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1676 | ||
1677 | config CPU_MIPSR2 | |
1678 | bool | |
a86c7f72 | 1679 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1680 | |
1681 | config SYS_SUPPORTS_32BIT_KERNEL | |
1682 | bool | |
1683 | config SYS_SUPPORTS_64BIT_KERNEL | |
1684 | bool | |
1685 | config CPU_SUPPORTS_32BIT_KERNEL | |
1686 | bool | |
1687 | config CPU_SUPPORTS_64BIT_KERNEL | |
1688 | bool | |
55045ff5 WZ |
1689 | config CPU_SUPPORTS_CPUFREQ |
1690 | bool | |
1691 | config CPU_SUPPORTS_ADDRWINCFG | |
1692 | bool | |
9cffd154 DD |
1693 | config CPU_SUPPORTS_HUGEPAGES |
1694 | bool | |
22f1fdfd WZ |
1695 | config CPU_SUPPORTS_UNCACHED_ACCELERATED |
1696 | bool | |
82622284 DD |
1697 | config MIPS_PGD_C0_CONTEXT |
1698 | bool | |
1699 | default y if 64BIT && CPU_MIPSR2 | |
5e83d430 | 1700 | |
8192c9ea DD |
1701 | # |
1702 | # Set to y for ptrace access to watch registers. | |
1703 | # | |
1704 | config HARDWARE_WATCHPOINTS | |
1705 | bool | |
f839490a | 1706 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
8192c9ea | 1707 | |
5e83d430 RB |
1708 | menu "Kernel type" |
1709 | ||
1710 | choice | |
1711 | ||
1712 | prompt "Kernel code model" | |
1713 | help | |
1714 | You should only select this option if you have a workload that | |
1715 | actually benefits from 64-bit processing or if your machine has | |
1716 | large memory. You will only be presented a single option in this | |
1717 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1718 | ||
1719 | config 32BIT | |
1720 | bool "32-bit kernel" | |
1721 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1722 | select TRAD_SIGNALS | |
1723 | help | |
1724 | Select this option if you want to build a 32-bit kernel. | |
1725 | config 64BIT | |
1726 | bool "64-bit kernel" | |
1727 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
dbda6ac0 | 1728 | select HAVE_SYSCALL_WRAPPERS |
5e83d430 RB |
1729 | help |
1730 | Select this option if you want to build a 64-bit kernel. | |
1731 | ||
1732 | endchoice | |
1733 | ||
1da177e4 LT |
1734 | choice |
1735 | prompt "Kernel page size" | |
1736 | default PAGE_SIZE_4KB | |
1737 | ||
1738 | config PAGE_SIZE_4KB | |
1739 | bool "4kB" | |
315fe625 | 1740 | depends on !CPU_LOONGSON2 |
1da177e4 LT |
1741 | help |
1742 | This option select the standard 4kB Linux page size. On some | |
1743 | R3000-family processors this is the only available page size. Using | |
1744 | 4kB page size will minimize memory consumption and is therefore | |
1745 | recommended for low memory systems. | |
1746 | ||
1747 | config PAGE_SIZE_8KB | |
1748 | bool "8kB" | |
c52399be | 1749 | depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1750 | help |
1751 | Using 8kB page size will result in higher performance kernel at | |
1752 | the price of higher memory consumption. This option is available | |
c52399be RB |
1753 | only on R8000 and cnMIPS processors. Note that you will need a |
1754 | suitable Linux distribution to support this. | |
1da177e4 LT |
1755 | |
1756 | config PAGE_SIZE_16KB | |
1757 | bool "16kB" | |
714bfad6 | 1758 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1759 | help |
1760 | Using 16kB page size will result in higher performance kernel at | |
1761 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1762 | all non-R3000 family processors. Note that you will need a suitable |
1763 | Linux distribution to support this. | |
1da177e4 | 1764 | |
c52399be RB |
1765 | config PAGE_SIZE_32KB |
1766 | bool "32kB" | |
1767 | depends on CPU_CAVIUM_OCTEON | |
1768 | help | |
1769 | Using 32kB page size will result in higher performance kernel at | |
1770 | the price of higher memory consumption. This option is available | |
1771 | only on cnMIPS cores. Note that you will need a suitable Linux | |
1772 | distribution to support this. | |
1773 | ||
1da177e4 LT |
1774 | config PAGE_SIZE_64KB |
1775 | bool "64kB" | |
1776 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1777 | help | |
1778 | Using 64kB page size will result in higher performance kernel at | |
1779 | the price of higher memory consumption. This option is available on | |
1780 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1781 | writing this option is still high experimental. |
1da177e4 LT |
1782 | |
1783 | endchoice | |
1784 | ||
c9bace7c DD |
1785 | config FORCE_MAX_ZONEORDER |
1786 | int "Maximum zone order" | |
85f993b8 DD |
1787 | range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB |
1788 | default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB | |
1789 | range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1790 | default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1791 | range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB | |
1792 | default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB | |
c9bace7c DD |
1793 | range 11 64 |
1794 | default "11" | |
1795 | help | |
1796 | The kernel memory allocator divides physically contiguous memory | |
1797 | blocks into "zones", where each zone is a power of two number of | |
1798 | pages. This option selects the largest power of two that the kernel | |
1799 | keeps in the memory allocator. If you need to allocate very large | |
1800 | blocks of physically contiguous memory, then you may need to | |
1801 | increase this value. | |
1802 | ||
1803 | This config option is actually maximum order plus one. For example, | |
1804 | a value of 11 means that the largest free memory block is 2^10 pages. | |
1805 | ||
1806 | The page size is not necessarily 4KB. Keep this in mind | |
1807 | when choosing a value for this option. | |
1808 | ||
1da177e4 LT |
1809 | config BOARD_SCACHE |
1810 | bool | |
1811 | ||
1812 | config IP22_CPU_SCACHE | |
1813 | bool | |
1814 | select BOARD_SCACHE | |
1815 | ||
9318c51a CD |
1816 | # |
1817 | # Support for a MIPS32 / MIPS64 style S-caches | |
1818 | # | |
1819 | config MIPS_CPU_SCACHE | |
1820 | bool | |
1821 | select BOARD_SCACHE | |
1822 | ||
1da177e4 LT |
1823 | config R5000_CPU_SCACHE |
1824 | bool | |
1825 | select BOARD_SCACHE | |
1826 | ||
1827 | config RM7000_CPU_SCACHE | |
1828 | bool | |
1829 | select BOARD_SCACHE | |
1830 | ||
1831 | config SIBYTE_DMA_PAGEOPS | |
1832 | bool "Use DMA to clear/copy pages" | |
1833 | depends on CPU_SB1 | |
1834 | help | |
1835 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1836 | channel. These DMA channels are otherwise unused by the standard | |
1837 | SiByte Linux port. Seems to give a small performance benefit. | |
1838 | ||
1839 | config CPU_HAS_PREFETCH | |
c8094b53 | 1840 | bool |
1da177e4 | 1841 | |
340ee4b9 RB |
1842 | choice |
1843 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1844 | |
1845 | config MIPS_MT_DISABLED | |
1846 | bool "Disable multithreading support." | |
1847 | help | |
1848 | Use this option if your workload can't take advantage of | |
1849 | MIPS hardware multithreading support. On systems that don't have | |
1850 | the option of an MT-enabled processor this option will be the only | |
1851 | option in this menu. | |
340ee4b9 | 1852 | |
59d6ab86 RB |
1853 | config MIPS_MT_SMP |
1854 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1855 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1856 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1857 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1858 | select MIPS_MT |
f510aa3b | 1859 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1860 | select SMP |
0ab7aefc | 1861 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1862 | select SYS_SUPPORTS_SMP |
87353d8a | 1863 | select SMP_UP |
f41ae0b2 | 1864 | help |
25f12b33 RB |
1865 | This is a kernel model which is known a VSMP but lately has been |
1866 | marketesed into SMVP. | |
1867 | Virtual SMP uses the processor's VPEs to implement virtual | |
1868 | processors. In currently available configuration of the 34K processor | |
1869 | this allows for a dual processor. Both processors will share the same | |
1870 | primary caches; each will obtain the half of the TLB for it's own | |
1871 | exclusive use. For a layman this model can be described as similar to | |
1872 | what Intel calls Hyperthreading. | |
1873 | ||
1874 | For further information see http://www.linux-mips.org/wiki/34K#VSMP | |
41c594ab | 1875 | |
59d6ab86 RB |
1876 | config MIPS_MT_SMTC |
1877 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1878 | depends on CPU_MIPS32_R2 | |
1879 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1880 | depends on SYS_SUPPORTS_MULTITHREADING |
1881 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1882 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1883 | select MIPS_MT |
130e2fb7 | 1884 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1885 | select SMP |
73b76c78 | 1886 | select SYS_SUPPORTS_SMP |
87353d8a | 1887 | select SMP_UP |
f41ae0b2 | 1888 | help |
59d6ab86 RB |
1889 | This is a kernel model which is known a SMTC or lately has been |
1890 | marketesed into SMVP. | |
25f12b33 RB |
1891 | is presenting the available TC's of the core as processors to Linux. |
1892 | On currently available 34K processors this means a Linux system will | |
1893 | see up to 5 processors. The implementation of the SMTC kernel differs | |
1894 | significantly from VSMP and cannot efficiently coexist in the same | |
1895 | kernel binary so the choice between VSMP and SMTC is a compile time | |
1896 | decision. | |
1897 | ||
1898 | For further information see http://www.linux-mips.org/wiki/34K#SMTC | |
340ee4b9 | 1899 | |
340ee4b9 RB |
1900 | endchoice |
1901 | ||
f41ae0b2 RB |
1902 | config MIPS_MT |
1903 | bool | |
1904 | ||
0ab7aefc RB |
1905 | config SCHED_SMT |
1906 | bool "SMT (multithreading) scheduler support" | |
1907 | depends on SYS_SUPPORTS_SCHED_SMT | |
1908 | default n | |
1909 | help | |
1910 | SMT scheduler support improves the CPU scheduler's decision making | |
1911 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1912 | increased overhead in some places. If unsure say N here. | |
1913 | ||
1914 | config SYS_SUPPORTS_SCHED_SMT | |
1915 | bool | |
1916 | ||
1917 | ||
f41ae0b2 RB |
1918 | config SYS_SUPPORTS_MULTITHREADING |
1919 | bool | |
1920 | ||
f088fc84 RB |
1921 | config MIPS_MT_FPAFF |
1922 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1923 | default y |
07cc0c9e RB |
1924 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1925 | ||
1926 | config MIPS_VPE_LOADER | |
1927 | bool "VPE loader support." | |
1928 | depends on SYS_SUPPORTS_MULTITHREADING | |
1929 | select CPU_MIPSR2_IRQ_VI | |
1930 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1931 | select MIPS_MT |
1932 | help | |
1933 | Includes a loader for loading an elf relocatable object | |
1934 | onto another VPE and running it. | |
f088fc84 | 1935 | |
0db34215 KK |
1936 | config MIPS_MT_SMTC_IM_BACKSTOP |
1937 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1938 | depends on MIPS_MT_SMTC | |
8531a35e | 1939 | default n |
0db34215 KK |
1940 | help |
1941 | To support multiple TC microthreads acting as "CPUs" within | |
1942 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1943 | during interrupt handling. To support legacy drivers and interrupt | |
1944 | controller management code, SMTC has a "backstop" to track and | |
1945 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1946 | impact on interrupt service overhead. |
0db34215 | 1947 | |
f571eff0 KK |
1948 | config MIPS_MT_SMTC_IRQAFF |
1949 | bool "Support IRQ affinity API" | |
1950 | depends on MIPS_MT_SMTC | |
1951 | default n | |
1952 | help | |
1953 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1954 | for SMTC Linux kernel. Requires platform support, of which | |
1955 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1956 | platform code. Adds some overhead to interrupt dispatch, and |
1957 | should be used only if you know what you are doing. | |
f571eff0 | 1958 | |
e01402b1 RB |
1959 | config MIPS_VPE_LOADER_TOM |
1960 | bool "Load VPE program into memory hidden from linux" | |
1961 | depends on MIPS_VPE_LOADER | |
1962 | default y | |
1963 | help | |
1964 | The loader can use memory that is present but has been hidden from | |
1965 | Linux using the kernel command line option "mem=xxMB". It's up to | |
1966 | you to ensure the amount you put in the option and the space your | |
1967 | program requires is less or equal to the amount physically present. | |
1968 | ||
1969 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
1970 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
1971 | bool "Enable support for AP/SP API (RTLX)" |
1972 | depends on MIPS_VPE_LOADER | |
1973 | help | |
e01402b1 | 1974 | |
2600990e RB |
1975 | config MIPS_APSP_KSPD |
1976 | bool "Enable KSPD" | |
1977 | depends on MIPS_VPE_APSP_API | |
1978 | default y | |
1979 | help | |
1980 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
1981 | side, actions them and returns the results. It also handles the | |
1982 | "exit" syscall notifying other kernel modules the SP program is | |
1983 | exiting. You probably want to say yes here. | |
1984 | ||
4a16ff4c RB |
1985 | config MIPS_CMP |
1986 | bool "MIPS CMP framework support" | |
1987 | depends on SYS_SUPPORTS_MIPS_CMP | |
eb9b5141 | 1988 | select SYNC_R4K |
4a16ff4c RB |
1989 | select SYS_SUPPORTS_SMP |
1990 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
1991 | select WEAK_ORDERING | |
1992 | default n | |
1993 | help | |
1994 | This is a placeholder option for the GCMP work. It will need to | |
1995 | be handled differently... | |
1996 | ||
1da177e4 LT |
1997 | config SB1_PASS_1_WORKAROUNDS |
1998 | bool | |
1999 | depends on CPU_SB1_PASS_1 | |
2000 | default y | |
2001 | ||
2002 | config SB1_PASS_2_WORKAROUNDS | |
2003 | bool | |
2004 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
2005 | default y | |
2006 | ||
2007 | config SB1_PASS_2_1_WORKAROUNDS | |
2008 | bool | |
2009 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
2010 | default y | |
2011 | ||
2012 | config 64BIT_PHYS_ADDR | |
d806cb2b | 2013 | bool |
1da177e4 | 2014 | |
60ec6571 | 2015 | config ARCH_PHYS_ADDR_T_64BIT |
2016 | def_bool 64BIT_PHYS_ADDR | |
2017 | ||
9693a853 FBH |
2018 | config CPU_HAS_SMARTMIPS |
2019 | depends on SYS_SUPPORTS_SMARTMIPS | |
2020 | bool "Support for the SmartMIPS ASE" | |
2021 | help | |
2022 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
2023 | increased security at both hardware and software level for | |
2024 | smartcards. Enabling this option will allow proper use of the | |
2025 | SmartMIPS instructions by Linux applications. However a kernel with | |
2026 | this option will not work on a MIPS core without SmartMIPS core. If | |
2027 | you don't know you probably don't have SmartMIPS and should say N | |
2028 | here. | |
2029 | ||
1da177e4 | 2030 | config CPU_HAS_WB |
f7062ddb | 2031 | bool |
e01402b1 | 2032 | |
df0ac8a4 KC |
2033 | config XKS01 |
2034 | bool | |
2035 | ||
f41ae0b2 RB |
2036 | # |
2037 | # Vectored interrupt mode is an R2 feature | |
2038 | # | |
e01402b1 | 2039 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 2040 | bool |
e01402b1 | 2041 | |
f41ae0b2 RB |
2042 | # |
2043 | # Extended interrupt mode is an R2 feature | |
2044 | # | |
e01402b1 | 2045 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 2046 | bool |
e01402b1 | 2047 | |
1da177e4 LT |
2048 | config CPU_HAS_SYNC |
2049 | bool | |
2050 | depends on !CPU_R3000 | |
2051 | default y | |
2052 | ||
20d60d99 MR |
2053 | # |
2054 | # CPU non-features | |
2055 | # | |
2056 | config CPU_DADDI_WORKAROUNDS | |
2057 | bool | |
2058 | ||
2059 | config CPU_R4000_WORKAROUNDS | |
2060 | bool | |
2061 | select CPU_R4400_WORKAROUNDS | |
2062 | ||
2063 | config CPU_R4400_WORKAROUNDS | |
2064 | bool | |
2065 | ||
1da177e4 LT |
2066 | # |
2067 | # - Highmem only makes sense for the 32-bit kernel. | |
2068 | # - The current highmem code will only work properly on physically indexed | |
2069 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
2070 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
2071 | # moment we protect the user and offer the highmem option only on machines | |
2072 | # where it's known to be safe. This will not offer highmem on a few systems | |
2073 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
2074 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
2075 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
2076 | # know they might have memory configurations that could make use of highmem | |
2077 | # support. | |
1da177e4 LT |
2078 | # |
2079 | config HIGHMEM | |
2080 | bool "High Memory Support" | |
797798c1 RB |
2081 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
2082 | ||
2083 | config CPU_SUPPORTS_HIGHMEM | |
2084 | bool | |
2085 | ||
2086 | config SYS_SUPPORTS_HIGHMEM | |
2087 | bool | |
1da177e4 | 2088 | |
9693a853 FBH |
2089 | config SYS_SUPPORTS_SMARTMIPS |
2090 | bool | |
2091 | ||
b4819b59 YY |
2092 | config ARCH_FLATMEM_ENABLE |
2093 | def_bool y | |
f133f22d | 2094 | depends on !NUMA && !CPU_LOONGSON2 |
b4819b59 | 2095 | |
d8cb4e11 RB |
2096 | config ARCH_DISCONTIGMEM_ENABLE |
2097 | bool | |
2098 | default y if SGI_IP27 | |
2099 | help | |
3dde6ad8 | 2100 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
2101 | for architectures which are either NUMA (Non-Uniform Memory Access) |
2102 | or have huge holes in the physical address space for other reasons. | |
2103 | See <file:Documentation/vm/numa> for more. | |
2104 | ||
31473747 AN |
2105 | config ARCH_SPARSEMEM_ENABLE |
2106 | bool | |
7de58fab | 2107 | select SPARSEMEM_STATIC |
31473747 | 2108 | |
d8cb4e11 RB |
2109 | config NUMA |
2110 | bool "NUMA Support" | |
2111 | depends on SYS_SUPPORTS_NUMA | |
2112 | help | |
2113 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
2114 | Access). This option improves performance on systems with more | |
2115 | than two nodes; on two node systems it is generally better to | |
2116 | leave it disabled; on single node systems disable this option | |
2117 | disabled. | |
2118 | ||
2119 | config SYS_SUPPORTS_NUMA | |
2120 | bool | |
2121 | ||
c80d79d7 YG |
2122 | config NODES_SHIFT |
2123 | int | |
2124 | default "6" | |
2125 | depends on NEED_MULTIPLE_NODES | |
2126 | ||
14f70012 DCZ |
2127 | config HW_PERF_EVENTS |
2128 | bool "Enable hardware performance counter support for perf events" | |
939991cf | 2129 | depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON) |
14f70012 DCZ |
2130 | default y |
2131 | help | |
2132 | Enable hardware performance counter support for perf events. If | |
2133 | disabled, perf events will use software events only. | |
2134 | ||
b4819b59 YY |
2135 | source "mm/Kconfig" |
2136 | ||
1da177e4 LT |
2137 | config SMP |
2138 | bool "Multi-Processing support" | |
e73ea273 | 2139 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 2140 | select IRQ_PER_CPU |
2f304c0a | 2141 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 2142 | help |
1da177e4 LT |
2143 | This enables support for systems with more than one CPU. If you have |
2144 | a system with only one CPU, like most personal computers, say N. If | |
2145 | you have a system with more than one CPU, say Y. | |
2146 | ||
2147 | If you say N here, the kernel will run on single and multiprocessor | |
2148 | machines, but will use only one CPU of a multiprocessor machine. If | |
2149 | you say Y here, the kernel will run on many, but not all, | |
2150 | singleprocessor machines. On a singleprocessor machine, the kernel | |
2151 | will run faster if you say N here. | |
2152 | ||
2153 | People using multiprocessor machines who say Y here should also say | |
2154 | Y to "Enhanced Real Time Clock Support", below. | |
2155 | ||
03502faa AB |
2156 | See also the SMP-HOWTO available at |
2157 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
2158 | |
2159 | If you don't know what to do here, say N. | |
2160 | ||
87353d8a RB |
2161 | config SMP_UP |
2162 | bool | |
2163 | ||
4a16ff4c RB |
2164 | config SYS_SUPPORTS_MIPS_CMP |
2165 | bool | |
2166 | ||
e73ea273 RB |
2167 | config SYS_SUPPORTS_SMP |
2168 | bool | |
2169 | ||
72ede9b1 AN |
2170 | config NR_CPUS_DEFAULT_1 |
2171 | bool | |
2172 | ||
130e2fb7 RB |
2173 | config NR_CPUS_DEFAULT_2 |
2174 | bool | |
2175 | ||
2176 | config NR_CPUS_DEFAULT_4 | |
2177 | bool | |
2178 | ||
2179 | config NR_CPUS_DEFAULT_8 | |
2180 | bool | |
2181 | ||
2182 | config NR_CPUS_DEFAULT_16 | |
2183 | bool | |
2184 | ||
2185 | config NR_CPUS_DEFAULT_32 | |
2186 | bool | |
2187 | ||
2188 | config NR_CPUS_DEFAULT_64 | |
2189 | bool | |
2190 | ||
1da177e4 LT |
2191 | config NR_CPUS |
2192 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 2193 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 2194 | depends on SMP |
72ede9b1 | 2195 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
2196 | default "2" if NR_CPUS_DEFAULT_2 |
2197 | default "4" if NR_CPUS_DEFAULT_4 | |
2198 | default "8" if NR_CPUS_DEFAULT_8 | |
2199 | default "16" if NR_CPUS_DEFAULT_16 | |
2200 | default "32" if NR_CPUS_DEFAULT_32 | |
2201 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
2202 | help |
2203 | This allows you to specify the maximum number of CPUs which this | |
2204 | kernel will support. The maximum supported value is 32 for 32-bit | |
2205 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
2206 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
2207 | and 2 for all others. | |
1da177e4 LT |
2208 | |
2209 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
2210 | approximately eight kilobytes to the kernel image. For best |
2211 | performance should round up your number of processors to the next | |
2212 | power of two. | |
1da177e4 | 2213 | |
1723b4a3 AN |
2214 | # |
2215 | # Timer Interrupt Frequency Configuration | |
2216 | # | |
2217 | ||
2218 | choice | |
2219 | prompt "Timer frequency" | |
2220 | default HZ_250 | |
2221 | help | |
2222 | Allows the configuration of the timer frequency. | |
2223 | ||
2224 | config HZ_48 | |
0f873585 | 2225 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
2226 | |
2227 | config HZ_100 | |
2228 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
2229 | ||
2230 | config HZ_128 | |
2231 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
2232 | ||
2233 | config HZ_250 | |
2234 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
2235 | ||
2236 | config HZ_256 | |
2237 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
2238 | ||
2239 | config HZ_1000 | |
2240 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
2241 | ||
2242 | config HZ_1024 | |
2243 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
2244 | ||
2245 | endchoice | |
2246 | ||
2247 | config SYS_SUPPORTS_48HZ | |
2248 | bool | |
2249 | ||
2250 | config SYS_SUPPORTS_100HZ | |
2251 | bool | |
2252 | ||
2253 | config SYS_SUPPORTS_128HZ | |
2254 | bool | |
2255 | ||
2256 | config SYS_SUPPORTS_250HZ | |
2257 | bool | |
2258 | ||
2259 | config SYS_SUPPORTS_256HZ | |
2260 | bool | |
2261 | ||
2262 | config SYS_SUPPORTS_1000HZ | |
2263 | bool | |
2264 | ||
2265 | config SYS_SUPPORTS_1024HZ | |
2266 | bool | |
2267 | ||
2268 | config SYS_SUPPORTS_ARBIT_HZ | |
2269 | bool | |
2270 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
2271 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
2272 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
2273 | !SYS_SUPPORTS_1024HZ | |
2274 | ||
2275 | config HZ | |
2276 | int | |
2277 | default 48 if HZ_48 | |
2278 | default 100 if HZ_100 | |
2279 | default 128 if HZ_128 | |
2280 | default 250 if HZ_250 | |
2281 | default 256 if HZ_256 | |
2282 | default 1000 if HZ_1000 | |
2283 | default 1024 if HZ_1024 | |
2284 | ||
e80de850 | 2285 | source "kernel/Kconfig.preempt" |
1da177e4 | 2286 | |
ea6e942b AN |
2287 | config KEXEC |
2288 | bool "Kexec system call (EXPERIMENTAL)" | |
2289 | depends on EXPERIMENTAL | |
2290 | help | |
2291 | kexec is a system call that implements the ability to shutdown your | |
2292 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 2293 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
2294 | you can start any kernel with it, not just Linux. |
2295 | ||
01dd2fbf | 2296 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
2297 | |
2298 | It is an ongoing process to be certain the hardware in a machine | |
2299 | is properly shutdown, so do not be surprised if this code does not | |
2300 | initially work for you. It may help to enable device hotplugging | |
2301 | support. As of this writing the exact hardware interface is | |
2302 | strongly in flux, so no good recommendation can be made. | |
2303 | ||
2304 | config SECCOMP | |
2305 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 2306 | depends on PROC_FS |
ea6e942b AN |
2307 | default y |
2308 | help | |
2309 | This kernel feature is useful for number crunching applications | |
2310 | that may need to compute untrusted bytecode during their | |
2311 | execution. By using pipes or other transports made available to | |
2312 | the process as file descriptors supporting the read/write | |
2313 | syscalls, it's possible to isolate those applications in | |
2314 | their own address space using seccomp. Once seccomp is | |
2315 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
2316 | and the task is only allowed to execute a few safe syscalls | |
2317 | defined by each seccomp mode. | |
2318 | ||
2319 | If unsure, say Y. Only embedded should say N here. | |
2320 | ||
f2ffa5ab DD |
2321 | config USE_OF |
2322 | bool "Flattened Device Tree support" | |
2323 | select OF | |
e6ce1324 | 2324 | select OF_EARLY_FLATTREE |
abd2363f | 2325 | select IRQ_DOMAIN |
f2ffa5ab DD |
2326 | help |
2327 | Include support for flattened device tree machine descriptions. | |
2328 | ||
5e83d430 RB |
2329 | endmenu |
2330 | ||
1df0f0ff AN |
2331 | config LOCKDEP_SUPPORT |
2332 | bool | |
2333 | default y | |
2334 | ||
2335 | config STACKTRACE_SUPPORT | |
2336 | bool | |
2337 | default y | |
2338 | ||
b6c3539b RB |
2339 | source "init/Kconfig" |
2340 | ||
dc52ddc0 MH |
2341 | source "kernel/Kconfig.freezer" |
2342 | ||
1da177e4 LT |
2343 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
2344 | ||
5e83d430 RB |
2345 | config HW_HAS_EISA |
2346 | bool | |
1da177e4 LT |
2347 | config HW_HAS_PCI |
2348 | bool | |
2349 | ||
2350 | config PCI | |
2351 | bool "Support for PCI controller" | |
2352 | depends on HW_HAS_PCI | |
abb4ae46 | 2353 | select PCI_DOMAINS |
eab90291 | 2354 | select GENERIC_PCI_IOMAP |
0f3b3956 | 2355 | select NO_GENERIC_PCI_IOPORT_MAP |
1da177e4 LT |
2356 | help |
2357 | Find out whether you have a PCI motherboard. PCI is the name of a | |
2358 | bus system, i.e. the way the CPU talks to the other stuff inside | |
2359 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
2360 | say Y, otherwise N. | |
2361 | ||
1da177e4 LT |
2362 | config PCI_DOMAINS |
2363 | bool | |
1da177e4 LT |
2364 | |
2365 | source "drivers/pci/Kconfig" | |
2366 | ||
2367 | # | |
2368 | # ISA support is now enabled via select. Too many systems still have the one | |
2369 | # or other ISA chip on the board that users don't know about so don't expect | |
2370 | # users to choose the right thing ... | |
2371 | # | |
2372 | config ISA | |
2373 | bool | |
2374 | ||
2375 | config EISA | |
2376 | bool "EISA support" | |
5e83d430 | 2377 | depends on HW_HAS_EISA |
1da177e4 | 2378 | select ISA |
aa414dff | 2379 | select GENERIC_ISA_DMA |
1da177e4 LT |
2380 | ---help--- |
2381 | The Extended Industry Standard Architecture (EISA) bus was | |
2382 | developed as an open alternative to the IBM MicroChannel bus. | |
2383 | ||
2384 | The EISA bus provided some of the features of the IBM MicroChannel | |
2385 | bus while maintaining backward compatibility with cards made for | |
2386 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2387 | 1995 when it was made obsolete by the PCI bus. | |
2388 | ||
2389 | Say Y here if you are building a kernel for an EISA-based machine. | |
2390 | ||
2391 | Otherwise, say N. | |
2392 | ||
2393 | source "drivers/eisa/Kconfig" | |
2394 | ||
2395 | config TC | |
2396 | bool "TURBOchannel support" | |
2397 | depends on MACH_DECSTATION | |
2398 | help | |
50a23e6e JM |
2399 | TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS |
2400 | processors. TURBOchannel programming specifications are available | |
2401 | at: | |
2402 | <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> | |
2403 | and: | |
2404 | <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> | |
2405 | Linux driver support status is documented at: | |
2406 | <http://www.linux-mips.org/wiki/DECstation> | |
1da177e4 | 2407 | |
1da177e4 LT |
2408 | config MMU |
2409 | bool | |
2410 | default y | |
2411 | ||
d865bea4 RB |
2412 | config I8253 |
2413 | bool | |
798778b8 | 2414 | select CLKSRC_I8253 |
2d02612f | 2415 | select CLKEVT_I8253 |
9726b43a | 2416 | select MIPS_EXTERNAL_TIMER |
d865bea4 | 2417 | |
cce335ae RB |
2418 | config ZONE_DMA32 |
2419 | bool | |
2420 | ||
1da177e4 LT |
2421 | source "drivers/pcmcia/Kconfig" |
2422 | ||
2423 | source "drivers/pci/hotplug/Kconfig" | |
2424 | ||
388b78ad AB |
2425 | config RAPIDIO |
2426 | bool "RapidIO support" | |
2427 | depends on PCI | |
2428 | default n | |
2429 | help | |
2430 | If you say Y here, the kernel will include drivers and | |
2431 | infrastructure code to support RapidIO interconnect devices. | |
2432 | ||
2433 | source "drivers/rapidio/Kconfig" | |
2434 | ||
1da177e4 LT |
2435 | endmenu |
2436 | ||
2437 | menu "Executable file formats" | |
2438 | ||
2439 | source "fs/Kconfig.binfmt" | |
2440 | ||
2441 | config TRAD_SIGNALS | |
2442 | bool | |
1da177e4 | 2443 | |
1da177e4 LT |
2444 | config MIPS32_COMPAT |
2445 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2446 | depends on 64BIT |
1da177e4 LT |
2447 | help |
2448 | Select this option if you want Linux/MIPS 32-bit binary | |
2449 | compatibility. Since all software available for Linux/MIPS is | |
2450 | currently 32-bit you should say Y here. | |
2451 | ||
2452 | config COMPAT | |
2453 | bool | |
2454 | depends on MIPS32_COMPAT | |
48b25c43 | 2455 | select ARCH_WANT_OLD_COMPAT_IPC |
1da177e4 LT |
2456 | default y |
2457 | ||
05e43966 AN |
2458 | config SYSVIPC_COMPAT |
2459 | bool | |
2460 | depends on COMPAT && SYSVIPC | |
2461 | default y | |
2462 | ||
1da177e4 LT |
2463 | config MIPS32_O32 |
2464 | bool "Kernel support for o32 binaries" | |
2465 | depends on MIPS32_COMPAT | |
2466 | help | |
2467 | Select this option if you want to run o32 binaries. These are pure | |
2468 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2469 | existing binaries are in this format. | |
2470 | ||
2471 | If unsure, say Y. | |
2472 | ||
2473 | config MIPS32_N32 | |
2474 | bool "Kernel support for n32 binaries" | |
2475 | depends on MIPS32_COMPAT | |
2476 | help | |
2477 | Select this option if you want to run n32 binaries. These are | |
2478 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2479 | data that would normally be 64-bit. They are used in special | |
2480 | cases. | |
2481 | ||
2482 | If unsure, say N. | |
2483 | ||
2484 | config BINFMT_ELF32 | |
2485 | bool | |
2486 | default y if MIPS32_O32 || MIPS32_N32 | |
2487 | ||
2116245e RB |
2488 | endmenu |
2489 | ||
2490 | menu "Power management options" | |
2491 | ||
363c55ca WZ |
2492 | config ARCH_HIBERNATION_POSSIBLE |
2493 | def_bool y | |
3f5b3e17 | 2494 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
363c55ca | 2495 | |
f4cb5700 JB |
2496 | config ARCH_SUSPEND_POSSIBLE |
2497 | def_bool y | |
3f5b3e17 | 2498 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
f4cb5700 | 2499 | |
2116245e | 2500 | source "kernel/power/Kconfig" |
952fa954 | 2501 | |
1da177e4 LT |
2502 | endmenu |
2503 | ||
9726b43a WZ |
2504 | source "arch/mips/kernel/cpufreq/Kconfig" |
2505 | ||
d5950b43 SR |
2506 | source "net/Kconfig" |
2507 | ||
1da177e4 LT |
2508 | source "drivers/Kconfig" |
2509 | ||
2510 | source "fs/Kconfig" | |
2511 | ||
2512 | source "arch/mips/Kconfig.debug" | |
2513 | ||
2514 | source "security/Kconfig" | |
2515 | ||
2516 | source "crypto/Kconfig" | |
2517 | ||
2518 | source "lib/Kconfig" |