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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 DZ |
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 | |
b69ec42b | 20 | select HAVE_DEBUG_KMEMLEAK |
e26d196c | 21 | select ARCH_BINFMT_ELF_RANDOMIZE_PIE |
21a41faa | 22 | select RTC_LIB if !MACH_LOONGSON |
2b78920d | 23 | select GENERIC_ATOMIC64 if !64BIT |
7463449b | 24 | select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE |
48e1fd5a DD |
25 | select HAVE_DMA_ATTRS |
26 | select HAVE_DMA_API_DEBUG | |
3bd27e32 DD |
27 | select HAVE_GENERIC_HARDIRQS |
28 | select GENERIC_IRQ_PROBE | |
f8396c17 | 29 | select GENERIC_IRQ_SHOW |
94bb0c1a | 30 | select HAVE_ARCH_JUMP_LABEL |
c1d7e01d | 31 | select ARCH_WANT_IPC_PARSE_VERSION |
0f462e3c | 32 | select IRQ_FORCED_THREADING |
9d15ffc8 TH |
33 | select HAVE_MEMBLOCK |
34 | select HAVE_MEMBLOCK_NODE_MAP | |
35 | select ARCH_DISCARD_MEMBLOCK | |
360014a3 | 36 | select GENERIC_SMP_IDLE_THREAD |
4b054495 | 37 | select BUILDTIME_EXTABLE_SORT |
cde1794b AMG |
38 | select GENERIC_CLOCKEVENTS |
39 | select GENERIC_CMOS_UPDATE | |
786d35d4 DH |
40 | select HAVE_MOD_ARCH_SPECIFIC |
41 | select MODULES_USE_ELF_REL | |
42 | select MODULES_USE_ELF_RELA if 64BIT | |
1da177e4 | 43 | |
1da177e4 LT |
44 | menu "Machine selection" |
45 | ||
5ac6da66 CL |
46 | config ZONE_DMA |
47 | bool | |
5ac6da66 | 48 | |
5e83d430 RB |
49 | choice |
50 | prompt "System type" | |
51 | default SGI_IP22 | |
1da177e4 | 52 | |
42a4f17d | 53 | config MIPS_ALCHEMY |
c3543e25 | 54 | bool "Alchemy processor based machines" |
42a4f17d ML |
55 | select 64BIT_PHYS_ADDR |
56 | select CEVT_R4K_LIB | |
57 | select CSRC_R4K_LIB | |
58 | select IRQ_CPU | |
59 | select SYS_HAS_CPU_MIPS32_R1 | |
60 | select SYS_SUPPORTS_32BIT_KERNEL | |
61 | select SYS_SUPPORTS_APM_EMULATION | |
62 | select GENERIC_GPIO | |
63 | select ARCH_WANT_OPTIONAL_GPIOLIB | |
1b93b3c3 | 64 | select SYS_SUPPORTS_ZBOOT |
37663860 ML |
65 | select USB_ARCH_HAS_OHCI |
66 | select USB_ARCH_HAS_EHCI | |
1da177e4 | 67 | |
7ca5dc14 FF |
68 | config AR7 |
69 | bool "Texas Instruments AR7" | |
70 | select BOOT_ELF32 | |
71 | select DMA_NONCOHERENT | |
72 | select CEVT_R4K | |
73 | select CSRC_R4K | |
74 | select IRQ_CPU | |
75 | select NO_EXCEPT_FILL | |
76 | select SWAP_IO_SPACE | |
77 | select SYS_HAS_CPU_MIPS32_R1 | |
78 | select SYS_HAS_EARLY_PRINTK | |
79 | select SYS_SUPPORTS_32BIT_KERNEL | |
80 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1b93b3c3 | 81 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5f3c9098 | 82 | select ARCH_REQUIRE_GPIOLIB |
7ca5dc14 | 83 | select VLYNQ |
8551fb64 | 84 | select HAVE_CLK |
7ca5dc14 FF |
85 | help |
86 | Support for the Texas Instruments AR7 System-on-a-Chip | |
87 | family: TNETD7100, 7200 and 7300. | |
88 | ||
d4a67d9d GJ |
89 | config ATH79 |
90 | bool "Atheros AR71XX/AR724X/AR913X based boards" | |
6eae43c5 | 91 | select ARCH_REQUIRE_GPIOLIB |
d4a67d9d GJ |
92 | select BOOT_RAW |
93 | select CEVT_R4K | |
94 | select CSRC_R4K | |
95 | select DMA_NONCOHERENT | |
94638067 | 96 | select HAVE_CLK |
d4a67d9d | 97 | select IRQ_CPU |
0aabf1a4 | 98 | select MIPS_MACHINE |
d4a67d9d GJ |
99 | select SYS_HAS_CPU_MIPS32_R2 |
100 | select SYS_HAS_EARLY_PRINTK | |
101 | select SYS_SUPPORTS_32BIT_KERNEL | |
102 | select SYS_SUPPORTS_BIG_ENDIAN | |
103 | help | |
104 | Support for the Atheros AR71XX/AR724X/AR913X SoCs. | |
105 | ||
1c0c13eb | 106 | config BCM47XX |
c619366e | 107 | bool "Broadcom BCM47XX based boards" |
42f77542 | 108 | select CEVT_R4K |
940f6b48 | 109 | select CSRC_R4K |
1c0c13eb AJ |
110 | select DMA_NONCOHERENT |
111 | select HW_HAS_PCI | |
112 | select IRQ_CPU | |
1c0c13eb AJ |
113 | select SYS_SUPPORTS_32BIT_KERNEL |
114 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1c0c13eb | 115 | select GENERIC_GPIO |
25e5fb97 AJ |
116 | select SYS_HAS_EARLY_PRINTK |
117 | select CFE | |
1c0c13eb AJ |
118 | help |
119 | Support for BCM47XX based boards | |
120 | ||
e7300d04 MB |
121 | config BCM63XX |
122 | bool "Broadcom BCM63XX based boards" | |
123 | select CEVT_R4K | |
124 | select CSRC_R4K | |
125 | select DMA_NONCOHERENT | |
126 | select IRQ_CPU | |
127 | select SYS_HAS_CPU_MIPS32_R1 | |
128 | select SYS_SUPPORTS_32BIT_KERNEL | |
129 | select SYS_SUPPORTS_BIG_ENDIAN | |
130 | select SYS_HAS_EARLY_PRINTK | |
131 | select SWAP_IO_SPACE | |
132 | select ARCH_REQUIRE_GPIOLIB | |
3e82eeeb | 133 | select HAVE_CLK |
e7300d04 MB |
134 | help |
135 | Support for BCM63XX based boards | |
136 | ||
1da177e4 | 137 | config MIPS_COBALT |
3fa986fa | 138 | bool "Cobalt Server" |
42f77542 | 139 | select CEVT_R4K |
940f6b48 | 140 | select CSRC_R4K |
1097c6ac | 141 | select CEVT_GT641XX |
1da177e4 LT |
142 | select DMA_NONCOHERENT |
143 | select HW_HAS_PCI | |
d865bea4 | 144 | select I8253 |
1da177e4 LT |
145 | select I8259 |
146 | select IRQ_CPU | |
d5ab1a69 | 147 | select IRQ_GT641XX |
252161ec | 148 | select PCI_GT64XXX_PCI0 |
e25bfc92 | 149 | select PCI |
7cf8053b | 150 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 151 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 152 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 153 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 154 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
155 | |
156 | config MACH_DECSTATION | |
3fa986fa | 157 | bool "DECstations" |
1da177e4 | 158 | select BOOT_ELF32 |
6457d9fc | 159 | select CEVT_DS1287 |
42f77542 | 160 | select CEVT_R4K |
4247417d | 161 | select CSRC_IOASIC |
940f6b48 | 162 | select CSRC_R4K |
20d60d99 MR |
163 | select CPU_DADDI_WORKAROUNDS if 64BIT |
164 | select CPU_R4000_WORKAROUNDS if 64BIT | |
165 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 166 | select DMA_NONCOHERENT |
d388d685 | 167 | select NO_IOPORT |
1da177e4 | 168 | select IRQ_CPU |
7cf8053b RB |
169 | select SYS_HAS_CPU_R3000 |
170 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
171 | select SYS_SUPPORTS_32BIT_KERNEL |
172 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 173 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
174 | select SYS_SUPPORTS_128HZ |
175 | select SYS_SUPPORTS_256HZ | |
176 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 177 | help |
1da177e4 LT |
178 | This enables support for DEC's MIPS based workstations. For details |
179 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
180 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
181 | ||
182 | If you have one of the following DECstation Models you definitely | |
183 | want to choose R4xx0 for the CPU Type: | |
184 | ||
9308816c RB |
185 | DECstation 5000/50 |
186 | DECstation 5000/150 | |
187 | DECstation 5000/260 | |
188 | DECsystem 5900/260 | |
1da177e4 LT |
189 | |
190 | otherwise choose R3000. | |
191 | ||
5e83d430 | 192 | config MACH_JAZZ |
3fa986fa | 193 | bool "Jazz family of machines" |
5e83d430 RB |
194 | select ARC |
195 | select ARC32 | |
196 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 197 | select CEVT_R4K |
940f6b48 | 198 | select CSRC_R4K |
e2defae5 | 199 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 200 | select GENERIC_ISA_DMA |
8a118c38 | 201 | select HAVE_PCSPKR_PLATFORM |
ea202c63 | 202 | select IRQ_CPU |
d865bea4 | 203 | select I8253 |
5e83d430 RB |
204 | select I8259 |
205 | select ISA | |
7cf8053b | 206 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
207 | select SYS_SUPPORTS_32BIT_KERNEL |
208 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 209 | select SYS_SUPPORTS_100HZ |
1da177e4 | 210 | help |
5e83d430 RB |
211 | This a family of machines based on the MIPS R4030 chipset which was |
212 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 213 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
214 | Olivetti M700-10 workstations. |
215 | ||
5ebabe59 LPC |
216 | config MACH_JZ4740 |
217 | bool "Ingenic JZ4740 based machines" | |
218 | select SYS_HAS_CPU_MIPS32_R1 | |
219 | select SYS_SUPPORTS_32BIT_KERNEL | |
220 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f9c9affc | 221 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5ebabe59 LPC |
222 | select DMA_NONCOHERENT |
223 | select IRQ_CPU | |
224 | select GENERIC_GPIO | |
225 | select ARCH_REQUIRE_GPIOLIB | |
226 | select SYS_HAS_EARLY_PRINTK | |
227 | select HAVE_PWM | |
ab5330eb | 228 | select HAVE_CLK |
83bc7692 | 229 | select GENERIC_IRQ_CHIP |
5ebabe59 | 230 | |
171bb2f1 JC |
231 | config LANTIQ |
232 | bool "Lantiq based platforms" | |
233 | select DMA_NONCOHERENT | |
234 | select IRQ_CPU | |
235 | select CEVT_R4K | |
236 | select CSRC_R4K | |
237 | select SYS_HAS_CPU_MIPS32_R1 | |
238 | select SYS_HAS_CPU_MIPS32_R2 | |
239 | select SYS_SUPPORTS_BIG_ENDIAN | |
240 | select SYS_SUPPORTS_32BIT_KERNEL | |
241 | select SYS_SUPPORTS_MULTITHREADING | |
242 | select SYS_HAS_EARLY_PRINTK | |
243 | select ARCH_REQUIRE_GPIOLIB | |
244 | select SWAP_IO_SPACE | |
245 | select BOOT_RAW | |
287e3f3f JC |
246 | select HAVE_MACH_CLKDEV |
247 | select CLKDEV_LOOKUP | |
a0392222 | 248 | select USE_OF |
3f8c50c9 JC |
249 | select PINCTRL |
250 | select PINCTRL_LANTIQ | |
171bb2f1 | 251 | |
1f21d2bd BM |
252 | config LASAT |
253 | bool "LASAT Networks platforms" | |
42f77542 | 254 | select CEVT_R4K |
940f6b48 | 255 | select CSRC_R4K |
1f21d2bd BM |
256 | select DMA_NONCOHERENT |
257 | select SYS_HAS_EARLY_PRINTK | |
258 | select HW_HAS_PCI | |
a5ccfe5c | 259 | select IRQ_CPU |
1f21d2bd BM |
260 | select PCI_GT64XXX_PCI0 |
261 | select MIPS_NILE4 | |
262 | select R5000_CPU_SCACHE | |
263 | select SYS_HAS_CPU_R5000 | |
264 | select SYS_SUPPORTS_32BIT_KERNEL | |
265 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
266 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 267 | |
85749d24 WZ |
268 | config MACH_LOONGSON |
269 | bool "Loongson family of machines" | |
c7e8c668 | 270 | select SYS_SUPPORTS_ZBOOT |
ade299d8 | 271 | help |
85749d24 WZ |
272 | This enables the support of Loongson family of machines. |
273 | ||
274 | Loongson is a family of general-purpose MIPS-compatible CPUs. | |
275 | developed at Institute of Computing Technology (ICT), | |
276 | Chinese Academy of Sciences (CAS) in the People's Republic | |
277 | of China. The chief architect is Professor Weiwu Hu. | |
ade299d8 | 278 | |
ca585cf9 KC |
279 | config MACH_LOONGSON1 |
280 | bool "Loongson 1 family of machines" | |
281 | select SYS_SUPPORTS_ZBOOT | |
282 | help | |
283 | This enables support for the Loongson 1 based machines. | |
284 | ||
285 | Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by | |
286 | the ICT (Institute of Computing Technology) and the Chinese Academy | |
287 | of Sciences. | |
288 | ||
1da177e4 | 289 | config MIPS_MALTA |
3fa986fa | 290 | bool "MIPS Malta board" |
61ed242d | 291 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 292 | select BOOT_ELF32 |
fa71c960 | 293 | select BOOT_RAW |
42f77542 | 294 | select CEVT_R4K |
940f6b48 | 295 | select CSRC_R4K |
1da177e4 LT |
296 | select DMA_NONCOHERENT |
297 | select GENERIC_ISA_DMA | |
8a118c38 | 298 | select HAVE_PCSPKR_PLATFORM |
aa414dff | 299 | select IRQ_CPU |
39b8d525 | 300 | select IRQ_GIC |
1da177e4 | 301 | select HW_HAS_PCI |
d865bea4 | 302 | select I8253 |
1da177e4 | 303 | select I8259 |
5e83d430 RB |
304 | select MIPS_BOARDS_GEN |
305 | select MIPS_BONITO64 | |
9318c51a | 306 | select MIPS_CPU_SCACHE |
252161ec | 307 | select PCI_GT64XXX_PCI0 |
5e83d430 | 308 | select MIPS_MSC |
1da177e4 | 309 | select SWAP_IO_SPACE |
7cf8053b RB |
310 | select SYS_HAS_CPU_MIPS32_R1 |
311 | select SYS_HAS_CPU_MIPS32_R2 | |
312 | select SYS_HAS_CPU_MIPS64_R1 | |
5d9fbed1 | 313 | select SYS_HAS_CPU_MIPS64_R2 |
7cf8053b RB |
314 | select SYS_HAS_CPU_NEVADA |
315 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 316 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
317 | select SYS_SUPPORTS_32BIT_KERNEL |
318 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
319 | select SYS_SUPPORTS_BIG_ENDIAN |
320 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
0365070f | 321 | select SYS_SUPPORTS_MIPS_CMP |
f41ae0b2 | 322 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 323 | select SYS_SUPPORTS_SMARTMIPS |
1b93b3c3 | 324 | select SYS_SUPPORTS_ZBOOT |
1da177e4 | 325 | help |
f638d197 | 326 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
327 | board. |
328 | ||
ec47b274 SH |
329 | config MIPS_SEAD3 |
330 | bool "MIPS SEAD3 board" | |
331 | select BOOT_ELF32 | |
332 | select BOOT_RAW | |
333 | select CEVT_R4K | |
334 | select CSRC_R4K | |
335 | select CPU_MIPSR2_IRQ_VI | |
336 | select CPU_MIPSR2_IRQ_EI | |
337 | select DMA_NONCOHERENT | |
338 | select IRQ_CPU | |
339 | select IRQ_GIC | |
340 | select MIPS_BOARDS_GEN | |
341 | select MIPS_CPU_SCACHE | |
342 | select MIPS_MSC | |
343 | select SYS_HAS_CPU_MIPS32_R1 | |
344 | select SYS_HAS_CPU_MIPS32_R2 | |
345 | select SYS_HAS_CPU_MIPS64_R1 | |
346 | select SYS_HAS_EARLY_PRINTK | |
347 | select SYS_SUPPORTS_32BIT_KERNEL | |
348 | select SYS_SUPPORTS_64BIT_KERNEL | |
349 | select SYS_SUPPORTS_BIG_ENDIAN | |
350 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
351 | select SYS_SUPPORTS_SMARTMIPS | |
352 | select USB_ARCH_HAS_EHCI | |
353 | select USB_EHCI_BIG_ENDIAN_DESC | |
354 | select USB_EHCI_BIG_ENDIAN_MMIO | |
355 | help | |
356 | This enables support for the MIPS Technologies SEAD3 evaluation | |
357 | board. | |
358 | ||
a83860c2 RB |
359 | config NEC_MARKEINS |
360 | bool "NEC EMMA2RH Mark-eins board" | |
361 | select SOC_EMMA2RH | |
362 | select HW_HAS_PCI | |
363 | help | |
364 | This enables support for the NEC Electronics Mark-eins boards. | |
ade299d8 | 365 | |
5e83d430 | 366 | config MACH_VR41XX |
74142d65 | 367 | bool "NEC VR4100 series based machines" |
42f77542 | 368 | select CEVT_R4K |
940f6b48 | 369 | select CSRC_R4K |
7cf8053b | 370 | select SYS_HAS_CPU_VR41XX |
27fdd325 | 371 | select ARCH_REQUIRE_GPIOLIB |
5e83d430 | 372 | |
edb6310a DL |
373 | config NXP_STB220 |
374 | bool "NXP STB220 board" | |
375 | select SOC_PNX833X | |
376 | help | |
377 | Support for NXP Semiconductors STB220 Development Board. | |
378 | ||
379 | config NXP_STB225 | |
380 | bool "NXP 225 board" | |
381 | select SOC_PNX833X | |
382 | select SOC_PNX8335 | |
383 | help | |
384 | Support for NXP Semiconductors STB225 Development Board. | |
385 | ||
ade299d8 | 386 | config PNX8550_JBS |
a92b0588 | 387 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
388 | select PNX8550 |
389 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
390 | ||
391 | config PNX8550_STB810 | |
a92b0588 | 392 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
393 | select PNX8550 |
394 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
395 | ||
9267a30d MSJ |
396 | config PMC_MSP |
397 | bool "PMC-Sierra MSP chipsets" | |
398 | depends on EXPERIMENTAL | |
39d30c13 A |
399 | select CEVT_R4K |
400 | select CSRC_R4K | |
9267a30d MSJ |
401 | select DMA_NONCOHERENT |
402 | select SWAP_IO_SPACE | |
403 | select NO_EXCEPT_FILL | |
404 | select BOOT_RAW | |
405 | select SYS_HAS_CPU_MIPS32_R1 | |
406 | select SYS_HAS_CPU_MIPS32_R2 | |
407 | select SYS_SUPPORTS_32BIT_KERNEL | |
408 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
409 | select IRQ_CPU |
410 | select SERIAL_8250 | |
411 | select SERIAL_8250_CONSOLE | |
412 | help | |
413 | This adds support for the PMC-Sierra family of Multi-Service | |
414 | Processor System-On-A-Chips. These parts include a number | |
415 | of integrated peripherals, interfaces and DSPs in addition to | |
416 | a variety of MIPS cores. | |
417 | ||
5e83d430 | 418 | config PMC_YOSEMITE |
3fa986fa | 419 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 420 | select CEVT_R4K |
940f6b48 | 421 | select CSRC_R4K |
5e83d430 RB |
422 | select DMA_COHERENT |
423 | select HW_HAS_PCI | |
424 | select IRQ_CPU | |
425 | select IRQ_CPU_RM7K | |
426 | select IRQ_CPU_RM9K | |
427 | select SWAP_IO_SPACE | |
7cf8053b | 428 | select SYS_HAS_CPU_RM9000 |
36a88530 | 429 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
430 | select SYS_SUPPORTS_32BIT_KERNEL |
431 | select SYS_SUPPORTS_64BIT_KERNEL | |
432 | select SYS_SUPPORTS_BIG_ENDIAN | |
433 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 434 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
435 | help |
436 | Yosemite is an evaluation board for the RM9000x2 processor | |
437 | manufactured by PMC-Sierra. | |
1da177e4 | 438 | |
a3a0f8c8 DV |
439 | config POWERTV |
440 | bool "Cisco PowerTV" | |
441 | select BOOT_ELF32 | |
442 | select CEVT_R4K | |
443 | select CPU_MIPSR2_IRQ_VI | |
444 | select CPU_MIPSR2_IRQ_EI | |
445 | select CSRC_POWERTV | |
446 | select DMA_NONCOHERENT | |
447 | select HW_HAS_PCI | |
448 | select SYS_HAS_EARLY_PRINTK | |
449 | select SYS_HAS_CPU_MIPS32_R2 | |
450 | select SYS_SUPPORTS_32BIT_KERNEL | |
451 | select SYS_SUPPORTS_BIG_ENDIAN | |
452 | select SYS_SUPPORTS_HIGHMEM | |
453 | select USB_OHCI_LITTLE_ENDIAN | |
454 | help | |
455 | This enables support for the Cisco PowerTV Platform. | |
456 | ||
1da177e4 | 457 | config SGI_IP22 |
3fa986fa | 458 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
459 | select ARC |
460 | select ARC32 | |
461 | select BOOT_ELF32 | |
42f77542 | 462 | select CEVT_R4K |
940f6b48 | 463 | select CSRC_R4K |
e2defae5 | 464 | select DEFAULT_SGI_PARTITION |
1da177e4 | 465 | select DMA_NONCOHERENT |
5e83d430 | 466 | select HW_HAS_EISA |
d865bea4 | 467 | select I8253 |
68de4803 | 468 | select I8259 |
1da177e4 LT |
469 | select IP22_CPU_SCACHE |
470 | select IRQ_CPU | |
aa414dff | 471 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
472 | select SGI_HAS_I8042 |
473 | select SGI_HAS_INDYDOG | |
36e5c21d | 474 | select SGI_HAS_HAL2 |
e2defae5 TB |
475 | select SGI_HAS_SEEQ |
476 | select SGI_HAS_WD93 | |
477 | select SGI_HAS_ZILOG | |
1da177e4 | 478 | select SWAP_IO_SPACE |
7cf8053b RB |
479 | select SYS_HAS_CPU_R4X00 |
480 | select SYS_HAS_CPU_R5000 | |
2b5e63f6 MM |
481 | # |
482 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
483 | # memory during early boot on some machines. | |
484 | # | |
485 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
486 | # for a more details discussion | |
487 | # | |
488 | # select SYS_HAS_EARLY_PRINTK | |
ed5ba2fb YY |
489 | select SYS_SUPPORTS_32BIT_KERNEL |
490 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 491 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
492 | help |
493 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
494 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
495 | that runs on these, say Y here. | |
496 | ||
497 | config SGI_IP27 | |
3fa986fa | 498 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
499 | select ARC |
500 | select ARC64 | |
5e83d430 | 501 | select BOOT_ELF64 |
e2defae5 | 502 | select DEFAULT_SGI_PARTITION |
634286f1 | 503 | select DMA_COHERENT |
36a88530 | 504 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 505 | select HW_HAS_PCI |
130e2fb7 | 506 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 507 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 508 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 509 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 510 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 511 | select SYS_SUPPORTS_SMP |
1da177e4 LT |
512 | help |
513 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
514 | workstations. To compile a Linux kernel that runs on these, say Y | |
515 | here. | |
516 | ||
e2defae5 TB |
517 | config SGI_IP28 |
518 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
519 | depends on EXPERIMENTAL | |
520 | select ARC | |
521 | select ARC64 | |
522 | select BOOT_ELF64 | |
523 | select CEVT_R4K | |
524 | select CSRC_R4K | |
525 | select DEFAULT_SGI_PARTITION | |
526 | select DMA_NONCOHERENT | |
527 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
528 | select IRQ_CPU | |
529 | select HW_HAS_EISA | |
530 | select I8253 | |
531 | select I8259 | |
e2defae5 TB |
532 | select SGI_HAS_I8042 |
533 | select SGI_HAS_INDYDOG | |
5b438c44 | 534 | select SGI_HAS_HAL2 |
e2defae5 TB |
535 | select SGI_HAS_SEEQ |
536 | select SGI_HAS_WD93 | |
537 | select SGI_HAS_ZILOG | |
538 | select SWAP_IO_SPACE | |
539 | select SYS_HAS_CPU_R10000 | |
2b5e63f6 MM |
540 | # |
541 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
542 | # memory during early boot on some machines. | |
543 | # | |
544 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
545 | # for a more details discussion | |
546 | # | |
547 | # select SYS_HAS_EARLY_PRINTK | |
e2defae5 TB |
548 | select SYS_SUPPORTS_64BIT_KERNEL |
549 | select SYS_SUPPORTS_BIG_ENDIAN | |
550 | help | |
551 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
552 | kernel that runs on these, say Y here. | |
553 | ||
1da177e4 | 554 | config SGI_IP32 |
cfd2afc0 | 555 | bool "SGI IP32 (O2)" |
1da177e4 LT |
556 | select ARC |
557 | select ARC32 | |
558 | select BOOT_ELF32 | |
42f77542 | 559 | select CEVT_R4K |
940f6b48 | 560 | select CSRC_R4K |
1da177e4 LT |
561 | select DMA_NONCOHERENT |
562 | select HW_HAS_PCI | |
dd67b155 | 563 | select IRQ_CPU |
1da177e4 LT |
564 | select R5000_CPU_SCACHE |
565 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
566 | select SYS_HAS_CPU_R5000 |
567 | select SYS_HAS_CPU_R10000 if BROKEN | |
568 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 569 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 570 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 571 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 572 | help |
5e83d430 | 573 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 574 | |
ade299d8 YY |
575 | config SIBYTE_CRHINE |
576 | bool "Sibyte BCM91120C-CRhine" | |
577 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
578 | select BOOT_ELF32 |
579 | select DMA_COHERENT | |
ade299d8 | 580 | select SIBYTE_BCM1120 |
9a6dcea1 | 581 | select SWAP_IO_SPACE |
7cf8053b | 582 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
583 | select SYS_SUPPORTS_BIG_ENDIAN |
584 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
585 | ||
ade299d8 YY |
586 | config SIBYTE_CARMEL |
587 | bool "Sibyte BCM91120x-Carmel" | |
588 | depends on EXPERIMENTAL | |
5e83d430 | 589 | select BOOT_ELF32 |
1da177e4 | 590 | select DMA_COHERENT |
ade299d8 | 591 | select SIBYTE_BCM1120 |
5e83d430 | 592 | select SWAP_IO_SPACE |
7cf8053b | 593 | select SYS_HAS_CPU_SB1 |
81731f79 | 594 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 595 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 596 | |
ade299d8 YY |
597 | config SIBYTE_CRHONE |
598 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
599 | depends on EXPERIMENTAL |
600 | select BOOT_ELF32 | |
601 | select DMA_COHERENT | |
ade299d8 | 602 | select SIBYTE_BCM1125 |
5e83d430 | 603 | select SWAP_IO_SPACE |
7cf8053b | 604 | select SYS_HAS_CPU_SB1 |
5e83d430 | 605 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 606 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 607 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 608 | |
5e83d430 | 609 | config SIBYTE_RHONE |
3fa986fa | 610 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
611 | depends on EXPERIMENTAL |
612 | select BOOT_ELF32 | |
613 | select DMA_COHERENT | |
614 | select SIBYTE_BCM1125H | |
615 | select SWAP_IO_SPACE | |
7cf8053b | 616 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
617 | select SYS_SUPPORTS_BIG_ENDIAN |
618 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 619 | |
ade299d8 YY |
620 | config SIBYTE_SWARM |
621 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 622 | select BOOT_ELF32 |
26a940e2 | 623 | select DMA_COHERENT |
fcf3ca4c | 624 | select HAVE_PATA_PLATFORM |
ade299d8 YY |
625 | select NR_CPUS_DEFAULT_2 |
626 | select SIBYTE_SB1250 | |
5e83d430 | 627 | select SWAP_IO_SPACE |
7cf8053b | 628 | select SYS_HAS_CPU_SB1 |
5e83d430 | 629 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 630 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 631 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 632 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 633 | |
ade299d8 YY |
634 | config SIBYTE_LITTLESUR |
635 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
636 | depends on EXPERIMENTAL |
637 | select BOOT_ELF32 | |
638 | select DMA_COHERENT | |
fcf3ca4c | 639 | select HAVE_PATA_PLATFORM |
130e2fb7 | 640 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
641 | select SIBYTE_SB1250 |
642 | select SWAP_IO_SPACE | |
7cf8053b | 643 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
644 | select SYS_SUPPORTS_BIG_ENDIAN |
645 | select SYS_SUPPORTS_HIGHMEM | |
646 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 647 | |
ade299d8 YY |
648 | config SIBYTE_SENTOSA |
649 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
650 | depends on EXPERIMENTAL |
651 | select BOOT_ELF32 | |
652 | select DMA_COHERENT | |
130e2fb7 | 653 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
654 | select SIBYTE_SB1250 |
655 | select SWAP_IO_SPACE | |
7cf8053b | 656 | select SYS_HAS_CPU_SB1 |
5e83d430 | 657 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 658 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 659 | |
ade299d8 YY |
660 | config SIBYTE_BIGSUR |
661 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
662 | select BOOT_ELF32 |
663 | select DMA_COHERENT | |
ade299d8 | 664 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 665 | select SIBYTE_BCM1x80 |
5e83d430 | 666 | select SWAP_IO_SPACE |
7cf8053b | 667 | select SYS_HAS_CPU_SB1 |
5e83d430 | 668 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 669 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 670 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 671 | select ZONE_DMA32 if 64BIT |
1da177e4 | 672 | |
14b36af4 TB |
673 | config SNI_RM |
674 | bool "SNI RM200/300/400" | |
4a0312fc TB |
675 | select ARC if CPU_LITTLE_ENDIAN |
676 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 677 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 678 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 679 | select BOOT_ELF32 |
42f77542 | 680 | select CEVT_R4K |
940f6b48 | 681 | select CSRC_R4K |
e2defae5 | 682 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
683 | select DMA_NONCOHERENT |
684 | select GENERIC_ISA_DMA | |
8a118c38 | 685 | select HAVE_PCSPKR_PLATFORM |
5e83d430 | 686 | select HW_HAS_EISA |
1da177e4 | 687 | select HW_HAS_PCI |
c066a32a | 688 | select IRQ_CPU |
d865bea4 | 689 | select I8253 |
1da177e4 LT |
690 | select I8259 |
691 | select ISA | |
4a0312fc | 692 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 693 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 694 | select SYS_HAS_CPU_R5000 |
c066a32a | 695 | select SYS_HAS_CPU_R10000 |
4a0312fc | 696 | select R5000_CPU_SCACHE |
36a88530 | 697 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
698 | select SYS_SUPPORTS_32BIT_KERNEL |
699 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 700 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 701 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 702 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 703 | help |
14b36af4 TB |
704 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
705 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
706 | Technology and now in turn merged with Fujitsu. Say Y here to |
707 | support this machine type. | |
708 | ||
edcaf1a6 AN |
709 | config MACH_TX39XX |
710 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 711 | |
edcaf1a6 AN |
712 | config MACH_TX49XX |
713 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 714 | |
73b4390f RB |
715 | config MIKROTIK_RB532 |
716 | bool "Mikrotik RB532 boards" | |
717 | select CEVT_R4K | |
718 | select CSRC_R4K | |
719 | select DMA_NONCOHERENT | |
73b4390f RB |
720 | select HW_HAS_PCI |
721 | select IRQ_CPU | |
722 | select SYS_HAS_CPU_MIPS32_R1 | |
723 | select SYS_SUPPORTS_32BIT_KERNEL | |
724 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
725 | select SWAP_IO_SPACE | |
726 | select BOOT_RAW | |
d888e25b | 727 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
728 | help |
729 | Support the Mikrotik(tm) RouterBoard 532 series, | |
730 | based on the IDT RC32434 SoC. | |
731 | ||
ade299d8 YY |
732 | config WR_PPMC |
733 | bool "Wind River PPMC board" | |
42f77542 | 734 | select CEVT_R4K |
940f6b48 | 735 | select CSRC_R4K |
ade299d8 YY |
736 | select IRQ_CPU |
737 | select BOOT_ELF32 | |
738 | select DMA_NONCOHERENT | |
739 | select HW_HAS_PCI | |
740 | select PCI_GT64XXX_PCI0 | |
741 | select SWAP_IO_SPACE | |
742 | select SYS_HAS_CPU_MIPS32_R1 | |
743 | select SYS_HAS_CPU_MIPS32_R2 | |
744 | select SYS_HAS_CPU_MIPS64_R1 | |
745 | select SYS_HAS_CPU_NEVADA | |
746 | select SYS_HAS_CPU_RM7000 | |
747 | select SYS_SUPPORTS_32BIT_KERNEL | |
748 | select SYS_SUPPORTS_64BIT_KERNEL | |
749 | select SYS_SUPPORTS_BIG_ENDIAN | |
750 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
751 | help | |
752 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
753 | board, which is based on GT64120 bridge chip. | |
754 | ||
a86c7f72 | 755 | config CAVIUM_OCTEON_SIMULATOR |
c9d89d97 | 756 | bool "Cavium Networks Octeon Simulator" |
a86c7f72 DD |
757 | select CEVT_R4K |
758 | select 64BIT_PHYS_ADDR | |
759 | select DMA_COHERENT | |
760 | select SYS_SUPPORTS_64BIT_KERNEL | |
761 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 762 | select SYS_SUPPORTS_HOTPLUG_CPU |
5e683389 | 763 | select SYS_HAS_CPU_CAVIUM_OCTEON |
465aaed0 | 764 | select HOLES_IN_ZONE |
a86c7f72 DD |
765 | help |
766 | The Octeon simulator is software performance model of the Cavium | |
767 | Octeon Processor. It supports simulating Octeon processors on x86 | |
768 | hardware. | |
769 | ||
770 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
c9d89d97 | 771 | bool "Cavium Networks Octeon reference board" |
a86c7f72 DD |
772 | select CEVT_R4K |
773 | select 64BIT_PHYS_ADDR | |
774 | select DMA_COHERENT | |
775 | select SYS_SUPPORTS_64BIT_KERNEL | |
776 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 777 | select SYS_SUPPORTS_HOTPLUG_CPU |
a86c7f72 | 778 | select SYS_HAS_EARLY_PRINTK |
5e683389 | 779 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 | 780 | select SWAP_IO_SPACE |
e8635b48 DD |
781 | select HW_HAS_PCI |
782 | select ARCH_SUPPORTS_MSI | |
f00e001e | 783 | select ZONE_DMA32 |
340fbb8b DD |
784 | select USB_ARCH_HAS_OHCI |
785 | select USB_ARCH_HAS_EHCI | |
465aaed0 | 786 | select HOLES_IN_ZONE |
a86c7f72 DD |
787 | help |
788 | This option supports all of the Octeon reference boards from Cavium | |
789 | Networks. It builds a kernel that dynamically determines the Octeon | |
790 | CPU type and supports all known board reference implementations. | |
791 | Some of the supported boards are: | |
792 | EBT3000 | |
793 | EBH3000 | |
794 | EBH3100 | |
795 | Thunder | |
796 | Kodama | |
797 | Hikari | |
798 | Say Y here for most Octeon reference boards. | |
799 | ||
7f058e85 J |
800 | config NLM_XLR_BOARD |
801 | bool "Netlogic XLR/XLS based systems" | |
802 | depends on EXPERIMENTAL | |
803 | select BOOT_ELF32 | |
804 | select NLM_COMMON | |
7f058e85 J |
805 | select SYS_HAS_CPU_XLR |
806 | select SYS_SUPPORTS_SMP | |
807 | select HW_HAS_PCI | |
808 | select SWAP_IO_SPACE | |
809 | select SYS_SUPPORTS_32BIT_KERNEL | |
810 | select SYS_SUPPORTS_64BIT_KERNEL | |
811 | select 64BIT_PHYS_ADDR | |
812 | select SYS_SUPPORTS_BIG_ENDIAN | |
813 | select SYS_SUPPORTS_HIGHMEM | |
814 | select DMA_COHERENT | |
815 | select NR_CPUS_DEFAULT_32 | |
816 | select CEVT_R4K | |
817 | select CSRC_R4K | |
818 | select IRQ_CPU | |
f32671a8 | 819 | select ARCH_SUPPORTS_MSI |
7f058e85 J |
820 | select ZONE_DMA if 64BIT |
821 | select SYNC_R4K | |
822 | select SYS_HAS_EARLY_PRINTK | |
f35574a3 J |
823 | select USB_ARCH_HAS_OHCI if USB_SUPPORT |
824 | select USB_ARCH_HAS_EHCI if USB_SUPPORT | |
7f058e85 J |
825 | help |
826 | Support for systems based on Netlogic XLR and XLS processors. | |
827 | Say Y here if you have a XLR or XLS based board. | |
828 | ||
1c773ea4 J |
829 | config NLM_XLP_BOARD |
830 | bool "Netlogic XLP based systems" | |
831 | depends on EXPERIMENTAL | |
832 | select BOOT_ELF32 | |
833 | select NLM_COMMON | |
834 | select SYS_HAS_CPU_XLP | |
835 | select SYS_SUPPORTS_SMP | |
836 | select HW_HAS_PCI | |
1c773ea4 J |
837 | select SYS_SUPPORTS_32BIT_KERNEL |
838 | select SYS_SUPPORTS_64BIT_KERNEL | |
839 | select 64BIT_PHYS_ADDR | |
840 | select SYS_SUPPORTS_BIG_ENDIAN | |
841 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
842 | select SYS_SUPPORTS_HIGHMEM | |
843 | select DMA_COHERENT | |
844 | select NR_CPUS_DEFAULT_32 | |
845 | select CEVT_R4K | |
846 | select CSRC_R4K | |
847 | select IRQ_CPU | |
848 | select ZONE_DMA if 64BIT | |
849 | select SYNC_R4K | |
850 | select SYS_HAS_EARLY_PRINTK | |
2f6528e1 | 851 | select USE_OF |
1c773ea4 J |
852 | help |
853 | This board is based on Netlogic XLP Processor. | |
854 | Say Y here if you have a XLP based board. | |
855 | ||
5e83d430 | 856 | endchoice |
1da177e4 | 857 | |
e8c7c482 | 858 | source "arch/mips/alchemy/Kconfig" |
d4a67d9d | 859 | source "arch/mips/ath79/Kconfig" |
a656ffcb | 860 | source "arch/mips/bcm47xx/Kconfig" |
e7300d04 | 861 | source "arch/mips/bcm63xx/Kconfig" |
5e83d430 | 862 | source "arch/mips/jazz/Kconfig" |
5ebabe59 | 863 | source "arch/mips/jz4740/Kconfig" |
8ec6d935 | 864 | source "arch/mips/lantiq/Kconfig" |
1f21d2bd | 865 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 866 | source "arch/mips/pmc-sierra/Kconfig" |
a3a0f8c8 | 867 | source "arch/mips/powertv/Kconfig" |
29c48699 | 868 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 869 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 870 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 871 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 872 | source "arch/mips/cavium-octeon/Kconfig" |
85749d24 | 873 | source "arch/mips/loongson/Kconfig" |
ca585cf9 | 874 | source "arch/mips/loongson1/Kconfig" |
7f058e85 | 875 | source "arch/mips/netlogic/Kconfig" |
38b18f72 | 876 | |
5e83d430 RB |
877 | endmenu |
878 | ||
1da177e4 LT |
879 | config RWSEM_GENERIC_SPINLOCK |
880 | bool | |
881 | default y | |
882 | ||
883 | config RWSEM_XCHGADD_ALGORITHM | |
884 | bool | |
885 | ||
f0d1b0b3 DH |
886 | config ARCH_HAS_ILOG2_U32 |
887 | bool | |
888 | default n | |
889 | ||
890 | config ARCH_HAS_ILOG2_U64 | |
891 | bool | |
892 | default n | |
893 | ||
3c9ee7ef AM |
894 | config GENERIC_HWEIGHT |
895 | bool | |
896 | default y | |
897 | ||
1da177e4 LT |
898 | config GENERIC_CALIBRATE_DELAY |
899 | bool | |
900 | default y | |
901 | ||
ae1e9130 | 902 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
903 | bool |
904 | default y | |
905 | ||
1da177e4 LT |
906 | # |
907 | # Select some configuration options automatically based on user selections. | |
908 | # | |
909 | config ARC | |
910 | bool | |
1da177e4 | 911 | |
61ed242d RB |
912 | config ARCH_MAY_HAVE_PC_FDC |
913 | bool | |
914 | ||
9267a30d MSJ |
915 | config BOOT_RAW |
916 | bool | |
917 | ||
217dd11e RB |
918 | config CEVT_BCM1480 |
919 | bool | |
920 | ||
6457d9fc YY |
921 | config CEVT_DS1287 |
922 | bool | |
923 | ||
1097c6ac YY |
924 | config CEVT_GT641XX |
925 | bool | |
926 | ||
779e7d41 ML |
927 | config CEVT_R4K_LIB |
928 | bool | |
929 | ||
42f77542 | 930 | config CEVT_R4K |
779e7d41 | 931 | select CEVT_R4K_LIB |
42f77542 RB |
932 | bool |
933 | ||
217dd11e RB |
934 | config CEVT_SB1250 |
935 | bool | |
936 | ||
229f773e AN |
937 | config CEVT_TXX9 |
938 | bool | |
939 | ||
217dd11e RB |
940 | config CSRC_BCM1480 |
941 | bool | |
942 | ||
4247417d YY |
943 | config CSRC_IOASIC |
944 | bool | |
945 | ||
a3a0f8c8 DV |
946 | config CSRC_POWERTV |
947 | bool | |
948 | ||
779e7d41 ML |
949 | config CSRC_R4K_LIB |
950 | bool | |
951 | ||
940f6b48 | 952 | config CSRC_R4K |
779e7d41 | 953 | select CSRC_R4K_LIB |
940f6b48 RB |
954 | bool |
955 | ||
217dd11e RB |
956 | config CSRC_SB1250 |
957 | bool | |
958 | ||
a9aec7fe AN |
959 | config GPIO_TXX9 |
960 | select GENERIC_GPIO | |
7444a72e | 961 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
962 | bool |
963 | ||
df78b5c8 AJ |
964 | config CFE |
965 | bool | |
966 | ||
4bafad92 FT |
967 | config ARCH_DMA_ADDR_T_64BIT |
968 | def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT | |
969 | ||
4ce588cd | 970 | config DMA_COHERENT |
1da177e4 LT |
971 | bool |
972 | ||
4ce588cd RB |
973 | config DMA_NONCOHERENT |
974 | bool | |
e1e02b32 | 975 | select NEED_DMA_MAP_STATE |
4ce588cd | 976 | |
e1e02b32 | 977 | config NEED_DMA_MAP_STATE |
1da177e4 LT |
978 | bool |
979 | ||
36a88530 | 980 | config SYS_HAS_EARLY_PRINTK |
1da177e4 | 981 | bool |
1da177e4 | 982 | |
dbb74540 | 983 | config HOTPLUG_CPU |
1b2bc75c RB |
984 | bool "Support for hot-pluggable CPUs" |
985 | depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU | |
986 | help | |
987 | Say Y here to allow turning CPUs off and on. CPUs can be | |
988 | controlled through /sys/devices/system/cpu. | |
989 | (Note: power management support will enable this option | |
990 | automatically on SMP systems. ) | |
991 | Say N if you want to disable CPU hotplug. | |
992 | ||
993 | config SYS_SUPPORTS_HOTPLUG_CPU | |
dbb74540 | 994 | bool |
dbb74540 | 995 | |
1da177e4 LT |
996 | config I8259 |
997 | bool | |
1da177e4 | 998 | |
1da177e4 LT |
999 | config MIPS_BONITO64 |
1000 | bool | |
1da177e4 LT |
1001 | |
1002 | config MIPS_MSC | |
1003 | bool | |
1da177e4 | 1004 | |
1f21d2bd BM |
1005 | config MIPS_NILE4 |
1006 | bool | |
1007 | ||
1da177e4 LT |
1008 | config MIPS_DISABLE_OBSOLETE_IDE |
1009 | bool | |
1010 | ||
39b8d525 RB |
1011 | config SYNC_R4K |
1012 | bool | |
1013 | ||
487d70d0 GJ |
1014 | config MIPS_MACHINE |
1015 | def_bool n | |
1016 | ||
d388d685 MR |
1017 | config NO_IOPORT |
1018 | def_bool n | |
1019 | ||
8313da30 RB |
1020 | config GENERIC_ISA_DMA |
1021 | bool | |
1022 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
a35bee8a | 1023 | select ISA_DMA_API |
8313da30 | 1024 | |
aa414dff RB |
1025 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
1026 | bool | |
8313da30 | 1027 | select GENERIC_ISA_DMA |
aa414dff | 1028 | |
a35bee8a NK |
1029 | config ISA_DMA_API |
1030 | bool | |
1031 | ||
09663335 YY |
1032 | config GENERIC_GPIO |
1033 | bool | |
1034 | ||
465aaed0 DD |
1035 | config HOLES_IN_ZONE |
1036 | bool | |
1037 | ||
5e83d430 | 1038 | # |
6b2aac42 | 1039 | # Endianness selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
1040 | # answer,so we try hard to limit the available choices. Also the use of a |
1041 | # choice statement should be more obvious to the user. | |
1042 | # | |
1043 | choice | |
6b2aac42 | 1044 | prompt "Endianness selection" |
1da177e4 LT |
1045 | help |
1046 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 1047 | byte order. These modes require different kernels and a different |
3cb2fccc | 1048 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 1049 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 1050 | one or the other endianness. |
5e83d430 RB |
1051 | |
1052 | config CPU_BIG_ENDIAN | |
1053 | bool "Big endian" | |
1054 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
1055 | ||
1056 | config CPU_LITTLE_ENDIAN | |
1057 | bool "Little endian" | |
1058 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
1059 | help | |
1060 | ||
1061 | endchoice | |
1062 | ||
22b0763a DD |
1063 | config EXPORT_UASM |
1064 | bool | |
1065 | ||
2116245e RB |
1066 | config SYS_SUPPORTS_APM_EMULATION |
1067 | bool | |
1068 | ||
5e83d430 RB |
1069 | config SYS_SUPPORTS_BIG_ENDIAN |
1070 | bool | |
1071 | ||
1072 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
1073 | bool | |
1da177e4 | 1074 | |
9cffd154 DD |
1075 | config SYS_SUPPORTS_HUGETLBFS |
1076 | bool | |
1077 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT | |
1078 | default y | |
1079 | ||
aa1762f4 DD |
1080 | config MIPS_HUGE_TLB_SUPPORT |
1081 | def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE | |
1082 | ||
1da177e4 LT |
1083 | config IRQ_CPU |
1084 | bool | |
1085 | ||
1086 | config IRQ_CPU_RM7K | |
1087 | bool | |
1088 | ||
5e83d430 RB |
1089 | config IRQ_CPU_RM9K |
1090 | bool | |
1091 | ||
9267a30d MSJ |
1092 | config IRQ_MSP_SLP |
1093 | bool | |
1094 | ||
1095 | config IRQ_MSP_CIC | |
1096 | bool | |
1097 | ||
8420fd00 AN |
1098 | config IRQ_TXX9 |
1099 | bool | |
1100 | ||
d5ab1a69 YY |
1101 | config IRQ_GT641XX |
1102 | bool | |
1103 | ||
39b8d525 RB |
1104 | config IRQ_GIC |
1105 | bool | |
1106 | ||
1da177e4 LT |
1107 | config MIPS_BOARDS_GEN |
1108 | bool | |
1da177e4 | 1109 | |
252161ec | 1110 | config PCI_GT64XXX_PCI0 |
1da177e4 | 1111 | bool |
1da177e4 | 1112 | |
9267a30d MSJ |
1113 | config NO_EXCEPT_FILL |
1114 | bool | |
1115 | ||
663c3d90 | 1116 | config MIPS_RM9122 |
1117 | bool | |
1118 | select SERIAL_RM9000 | |
663c3d90 | 1119 | |
a83860c2 RB |
1120 | config SOC_EMMA2RH |
1121 | bool | |
1122 | select CEVT_R4K | |
1123 | select CSRC_R4K | |
1124 | select DMA_NONCOHERENT | |
1125 | select IRQ_CPU | |
1126 | select SWAP_IO_SPACE | |
1127 | select SYS_HAS_CPU_R5500 | |
1128 | select SYS_SUPPORTS_32BIT_KERNEL | |
1129 | select SYS_SUPPORTS_64BIT_KERNEL | |
1130 | select SYS_SUPPORTS_BIG_ENDIAN | |
1131 | ||
edb6310a DL |
1132 | config SOC_PNX833X |
1133 | bool | |
1134 | select CEVT_R4K | |
1135 | select CSRC_R4K | |
1136 | select IRQ_CPU | |
1137 | select DMA_NONCOHERENT | |
1138 | select SYS_HAS_CPU_MIPS32_R2 | |
1139 | select SYS_SUPPORTS_32BIT_KERNEL | |
1140 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1141 | select SYS_SUPPORTS_BIG_ENDIAN | |
edb6310a DL |
1142 | select GENERIC_GPIO |
1143 | select CPU_MIPSR2_IRQ_VI | |
1144 | ||
1145 | config SOC_PNX8335 | |
1146 | bool | |
1147 | select SOC_PNX833X | |
1148 | ||
bdf21b18 PP |
1149 | config PNX8550 |
1150 | bool | |
1151 | select SOC_PNX8550 | |
1152 | ||
1153 | config SOC_PNX8550 | |
1154 | bool | |
bdf21b18 PP |
1155 | select DMA_NONCOHERENT |
1156 | select HW_HAS_PCI | |
b8c2a77c | 1157 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 1158 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 1159 | select SYS_SUPPORTS_32BIT_KERNEL |
4ead1681 | 1160 | select GENERIC_GPIO |
bdf21b18 | 1161 | |
1da177e4 LT |
1162 | config SWAP_IO_SPACE |
1163 | bool | |
1164 | ||
663c3d90 | 1165 | config SERIAL_RM9000 |
1166 | bool | |
1167 | ||
e2defae5 TB |
1168 | config SGI_HAS_INDYDOG |
1169 | bool | |
1170 | ||
5b438c44 TB |
1171 | config SGI_HAS_HAL2 |
1172 | bool | |
1173 | ||
e2defae5 TB |
1174 | config SGI_HAS_SEEQ |
1175 | bool | |
1176 | ||
1177 | config SGI_HAS_WD93 | |
1178 | bool | |
1179 | ||
1180 | config SGI_HAS_ZILOG | |
1181 | bool | |
1182 | ||
1183 | config SGI_HAS_I8042 | |
1184 | bool | |
1185 | ||
1186 | config DEFAULT_SGI_PARTITION | |
1187 | bool | |
1188 | ||
5e83d430 RB |
1189 | config ARC32 |
1190 | bool | |
1191 | ||
231a35d3 TB |
1192 | config SNIPROM |
1193 | bool | |
1194 | ||
1da177e4 LT |
1195 | config BOOT_ELF32 |
1196 | bool | |
1da177e4 LT |
1197 | |
1198 | config MIPS_L1_CACHE_SHIFT | |
1199 | int | |
c7088755 | 1200 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL |
0db2b74e | 1201 | default "6" if MIPS_CPU_SCACHE |
a86c7f72 | 1202 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1203 | default "5" |
1204 | ||
1da177e4 LT |
1205 | config HAVE_STD_PC_SERIAL_PORT |
1206 | bool | |
1207 | ||
1da177e4 LT |
1208 | config ARC_CONSOLE |
1209 | bool "ARC console support" | |
e2defae5 | 1210 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
1211 | |
1212 | config ARC_MEMORY | |
1213 | bool | |
14b36af4 | 1214 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1215 | default y |
1216 | ||
1217 | config ARC_PROMLIB | |
1218 | bool | |
e2defae5 | 1219 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1220 | default y |
1221 | ||
1222 | config ARC64 | |
1223 | bool | |
1da177e4 LT |
1224 | |
1225 | config BOOT_ELF64 | |
1226 | bool | |
1da177e4 | 1227 | |
1da177e4 LT |
1228 | menu "CPU selection" |
1229 | ||
1230 | choice | |
1231 | prompt "CPU type" | |
1232 | default CPU_R4X00 | |
1233 | ||
3702bba5 WZ |
1234 | config CPU_LOONGSON2E |
1235 | bool "Loongson 2E" | |
1236 | depends on SYS_HAS_CPU_LOONGSON2E | |
1237 | select CPU_LOONGSON2 | |
2a21c730 FZ |
1238 | help |
1239 | The Loongson 2E processor implements the MIPS III instruction set | |
1240 | with many extensions. | |
1241 | ||
25985edc | 1242 | It has an internal FPGA northbridge, which is compatible to |
6f7a251a WZ |
1243 | bonito64. |
1244 | ||
1245 | config CPU_LOONGSON2F | |
1246 | bool "Loongson 2F" | |
1247 | depends on SYS_HAS_CPU_LOONGSON2F | |
1248 | select CPU_LOONGSON2 | |
c197da91 AP |
1249 | select GENERIC_GPIO |
1250 | select ARCH_REQUIRE_GPIOLIB | |
6f7a251a WZ |
1251 | help |
1252 | The Loongson 2F processor implements the MIPS III instruction set | |
1253 | with many extensions. | |
1254 | ||
1255 | Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller | |
1256 | have a similar programming interface with FPGA northbridge used in | |
1257 | Loongson2E. | |
1258 | ||
ca585cf9 KC |
1259 | config CPU_LOONGSON1B |
1260 | bool "Loongson 1B" | |
1261 | depends on SYS_HAS_CPU_LOONGSON1B | |
1262 | select CPU_LOONGSON1 | |
1263 | help | |
1264 | The Loongson 1B is a 32-bit SoC, which implements the MIPS32 | |
1265 | release 2 instruction set. | |
1266 | ||
6e760c8d RB |
1267 | config CPU_MIPS32_R1 |
1268 | bool "MIPS32 Release 1" | |
7cf8053b | 1269 | depends on SYS_HAS_CPU_MIPS32_R1 |
6e760c8d | 1270 | select CPU_HAS_PREFETCH |
797798c1 | 1271 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1272 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1273 | help |
5e83d430 | 1274 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1275 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1276 | MIPS processor are based on a MIPS32 processor. If you know the | |
1277 | specific type of processor in your system, choose those that one | |
1278 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1279 | Release 2 of the MIPS32 architecture is available since several | |
1280 | years so chances are you even have a MIPS32 Release 2 processor | |
1281 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1282 | performance. | |
1283 | ||
1284 | config CPU_MIPS32_R2 | |
1285 | bool "MIPS32 Release 2" | |
7cf8053b | 1286 | depends on SYS_HAS_CPU_MIPS32_R2 |
1e5f1caa | 1287 | select CPU_HAS_PREFETCH |
797798c1 | 1288 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1289 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1290 | help |
5e83d430 | 1291 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1292 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1293 | MIPS processor are based on a MIPS32 processor. If you know the | |
1294 | specific type of processor in your system, choose those that one | |
1295 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1296 | ||
1297 | config CPU_MIPS64_R1 | |
1298 | bool "MIPS64 Release 1" | |
7cf8053b | 1299 | depends on SYS_HAS_CPU_MIPS64_R1 |
797798c1 | 1300 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1301 | select CPU_SUPPORTS_32BIT_KERNEL |
1302 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1303 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1304 | select CPU_SUPPORTS_HUGEPAGES |
6e760c8d RB |
1305 | help |
1306 | Choose this option to build a kernel for release 1 or later of the | |
1307 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1308 | MIPS processor are based on a MIPS64 processor. If you know the | |
1309 | specific type of processor in your system, choose those that one | |
1310 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1311 | Release 2 of the MIPS64 architecture is available since several |
1312 | years so chances are you even have a MIPS64 Release 2 processor | |
1313 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1314 | performance. | |
1315 | ||
1316 | config CPU_MIPS64_R2 | |
1317 | bool "MIPS64 Release 2" | |
7cf8053b | 1318 | depends on SYS_HAS_CPU_MIPS64_R2 |
797798c1 | 1319 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1320 | select CPU_SUPPORTS_32BIT_KERNEL |
1321 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1322 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1323 | select CPU_SUPPORTS_HUGEPAGES |
1e5f1caa RB |
1324 | help |
1325 | Choose this option to build a kernel for release 2 or later of the | |
1326 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1327 | MIPS processor are based on a MIPS64 processor. If you know the | |
1328 | specific type of processor in your system, choose those that one | |
1329 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1330 | |
1331 | config CPU_R3000 | |
1332 | bool "R3000" | |
7cf8053b | 1333 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1334 | select CPU_HAS_WB |
ed5ba2fb | 1335 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1336 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1337 | help |
1338 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1339 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1340 | *not* work on R4000 machines and vice versa. However, since most | |
1341 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1342 | might be a safe bet. If the resulting kernel does not work, | |
1343 | try to recompile with R3000. | |
1344 | ||
1345 | config CPU_TX39XX | |
1346 | bool "R39XX" | |
7cf8053b | 1347 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1348 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1349 | |
1350 | config CPU_VR41XX | |
1351 | bool "R41xx" | |
7cf8053b | 1352 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1353 | select CPU_SUPPORTS_32BIT_KERNEL |
1354 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1355 | help |
5e83d430 | 1356 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1357 | Only choose this option if you have one of these processors as a |
1358 | kernel built with this option will not run on any other type of | |
1359 | processor or vice versa. | |
1360 | ||
1361 | config CPU_R4300 | |
1362 | bool "R4300" | |
7cf8053b | 1363 | depends on SYS_HAS_CPU_R4300 |
ed5ba2fb YY |
1364 | select CPU_SUPPORTS_32BIT_KERNEL |
1365 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1366 | help |
1367 | MIPS Technologies R4300-series processors. | |
1368 | ||
1369 | config CPU_R4X00 | |
1370 | bool "R4x00" | |
7cf8053b | 1371 | depends on SYS_HAS_CPU_R4X00 |
ed5ba2fb YY |
1372 | select CPU_SUPPORTS_32BIT_KERNEL |
1373 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1374 | help |
1375 | MIPS Technologies R4000-series processors other than 4300, including | |
1376 | the R4000, R4400, R4600, and 4700. | |
1377 | ||
1378 | config CPU_TX49XX | |
1379 | bool "R49XX" | |
7cf8053b | 1380 | depends on SYS_HAS_CPU_TX49XX |
de862b48 | 1381 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1382 | select CPU_SUPPORTS_32BIT_KERNEL |
1383 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1384 | |
1385 | config CPU_R5000 | |
1386 | bool "R5000" | |
7cf8053b | 1387 | depends on SYS_HAS_CPU_R5000 |
ed5ba2fb YY |
1388 | select CPU_SUPPORTS_32BIT_KERNEL |
1389 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1390 | help |
1391 | MIPS Technologies R5000-series processors other than the Nevada. | |
1392 | ||
1393 | config CPU_R5432 | |
1394 | bool "R5432" | |
7cf8053b | 1395 | depends on SYS_HAS_CPU_R5432 |
5e83d430 RB |
1396 | select CPU_SUPPORTS_32BIT_KERNEL |
1397 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1398 | |
542c1020 SK |
1399 | config CPU_R5500 |
1400 | bool "R5500" | |
1401 | depends on SYS_HAS_CPU_R5500 | |
542c1020 SK |
1402 | select CPU_SUPPORTS_32BIT_KERNEL |
1403 | select CPU_SUPPORTS_64BIT_KERNEL | |
9cffd154 | 1404 | select CPU_SUPPORTS_HUGEPAGES |
542c1020 SK |
1405 | help |
1406 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1407 | instruction set. | |
1408 | ||
1da177e4 LT |
1409 | config CPU_R6000 |
1410 | bool "R6000" | |
ed5ba2fb | 1411 | depends on EXPERIMENTAL |
7cf8053b | 1412 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1413 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1414 | help |
1415 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1416 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1417 | |
1418 | config CPU_NEVADA | |
1419 | bool "RM52xx" | |
7cf8053b | 1420 | depends on SYS_HAS_CPU_NEVADA |
ed5ba2fb YY |
1421 | select CPU_SUPPORTS_32BIT_KERNEL |
1422 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1423 | help |
1424 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1425 | ||
1426 | config CPU_R8000 | |
1427 | bool "R8000" | |
ed5ba2fb | 1428 | depends on EXPERIMENTAL |
7cf8053b | 1429 | depends on SYS_HAS_CPU_R8000 |
5e83d430 | 1430 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1431 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1432 | help |
1433 | MIPS Technologies R8000 processors. Note these processors are | |
1434 | uncommon and the support for them is incomplete. | |
1435 | ||
1436 | config CPU_R10000 | |
1437 | bool "R10000" | |
7cf8053b | 1438 | depends on SYS_HAS_CPU_R10000 |
5e83d430 | 1439 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1440 | select CPU_SUPPORTS_32BIT_KERNEL |
1441 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1442 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1443 | help |
1444 | MIPS Technologies R10000-series processors. | |
1445 | ||
1446 | config CPU_RM7000 | |
1447 | bool "RM7000" | |
7cf8053b | 1448 | depends on SYS_HAS_CPU_RM7000 |
5e83d430 | 1449 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1450 | select CPU_SUPPORTS_32BIT_KERNEL |
1451 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1452 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1453 | |
1454 | config CPU_RM9000 | |
1455 | bool "RM9000" | |
7cf8053b | 1456 | depends on SYS_HAS_CPU_RM9000 |
5e83d430 | 1457 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1458 | select CPU_SUPPORTS_32BIT_KERNEL |
1459 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1460 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1461 | select WEAK_ORDERING |
1da177e4 LT |
1462 | |
1463 | config CPU_SB1 | |
1464 | bool "SB1" | |
7cf8053b | 1465 | depends on SYS_HAS_CPU_SB1 |
ed5ba2fb YY |
1466 | select CPU_SUPPORTS_32BIT_KERNEL |
1467 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1468 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1469 | select WEAK_ORDERING |
1da177e4 | 1470 | |
a86c7f72 DD |
1471 | config CPU_CAVIUM_OCTEON |
1472 | bool "Cavium Octeon processor" | |
5e683389 | 1473 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
7ee91de4 | 1474 | select ARCH_SPARSEMEM_ENABLE |
a86c7f72 DD |
1475 | select CPU_HAS_PREFETCH |
1476 | select CPU_SUPPORTS_64BIT_KERNEL | |
1477 | select SYS_SUPPORTS_SMP | |
1478 | select NR_CPUS_DEFAULT_16 | |
1479 | select WEAK_ORDERING | |
a86c7f72 | 1480 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1481 | select CPU_SUPPORTS_HUGEPAGES |
7ed18152 DD |
1482 | select LIBFDT |
1483 | select USE_OF | |
a86c7f72 DD |
1484 | help |
1485 | The Cavium Octeon processor is a highly integrated chip containing | |
1486 | many ethernet hardware widgets for networking tasks. The processor | |
1487 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1488 | Full details can be found at http://www.caviumnetworks.com. | |
1489 | ||
c1c0c461 KC |
1490 | config CPU_BMIPS3300 |
1491 | bool "BMIPS3300" | |
1492 | depends on SYS_HAS_CPU_BMIPS3300 | |
1bbb6c1b | 1493 | select CPU_BMIPS |
c1c0c461 KC |
1494 | help |
1495 | Broadcom BMIPS3300 processors. | |
1496 | ||
1497 | config CPU_BMIPS4350 | |
1498 | bool "BMIPS4350" | |
1499 | depends on SYS_HAS_CPU_BMIPS4350 | |
1bbb6c1b | 1500 | select CPU_BMIPS |
c1c0c461 KC |
1501 | select SYS_SUPPORTS_SMP |
1502 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1503 | help |
1504 | Broadcom BMIPS4350 ("VIPER") processors. | |
1505 | ||
1506 | config CPU_BMIPS4380 | |
1507 | bool "BMIPS4380" | |
1508 | depends on SYS_HAS_CPU_BMIPS4380 | |
1bbb6c1b | 1509 | select CPU_BMIPS |
c1c0c461 KC |
1510 | select SYS_SUPPORTS_SMP |
1511 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1512 | help |
1513 | Broadcom BMIPS4380 processors. | |
1514 | ||
1515 | config CPU_BMIPS5000 | |
1516 | bool "BMIPS5000" | |
1517 | depends on SYS_HAS_CPU_BMIPS5000 | |
1bbb6c1b | 1518 | select CPU_BMIPS |
c1c0c461 | 1519 | select CPU_SUPPORTS_HIGHMEM |
1bbb6c1b | 1520 | select MIPS_CPU_SCACHE |
c1c0c461 KC |
1521 | select SYS_SUPPORTS_SMP |
1522 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1523 | help |
1524 | Broadcom BMIPS5000 processors. | |
1525 | ||
7f058e85 J |
1526 | config CPU_XLR |
1527 | bool "Netlogic XLR SoC" | |
1528 | depends on SYS_HAS_CPU_XLR | |
1529 | select CPU_SUPPORTS_32BIT_KERNEL | |
1530 | select CPU_SUPPORTS_64BIT_KERNEL | |
1531 | select CPU_SUPPORTS_HIGHMEM | |
1532 | select WEAK_ORDERING | |
1533 | select WEAK_REORDERING_BEYOND_LLSC | |
1534 | select CPU_SUPPORTS_HUGEPAGES | |
1535 | help | |
1536 | Netlogic Microsystems XLR/XLS processors. | |
1c773ea4 J |
1537 | |
1538 | config CPU_XLP | |
1539 | bool "Netlogic XLP SoC" | |
1540 | depends on SYS_HAS_CPU_XLP | |
1541 | select CPU_SUPPORTS_32BIT_KERNEL | |
1542 | select CPU_SUPPORTS_64BIT_KERNEL | |
1543 | select CPU_SUPPORTS_HIGHMEM | |
1544 | select CPU_HAS_LLSC | |
1545 | select WEAK_ORDERING | |
1546 | select WEAK_REORDERING_BEYOND_LLSC | |
1547 | select CPU_HAS_PREFETCH | |
1548 | help | |
1549 | Netlogic Microsystems XLP processors. | |
1da177e4 LT |
1550 | endchoice |
1551 | ||
622844bf WZ |
1552 | if CPU_LOONGSON2F |
1553 | config CPU_NOP_WORKAROUNDS | |
1554 | bool | |
1555 | ||
1556 | config CPU_JUMP_WORKAROUNDS | |
1557 | bool | |
1558 | ||
1559 | config CPU_LOONGSON2F_WORKAROUNDS | |
1560 | bool "Loongson 2F Workarounds" | |
1561 | default y | |
1562 | select CPU_NOP_WORKAROUNDS | |
1563 | select CPU_JUMP_WORKAROUNDS | |
1564 | help | |
1565 | Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which | |
1566 | require workarounds. Without workarounds the system may hang | |
1567 | unexpectedly. For more information please refer to the gas | |
1568 | -mfix-loongson2f-nop and -mfix-loongson2f-jump options. | |
1569 | ||
1570 | Loongson 2F03 and later have fixed these issues and no workarounds | |
1571 | are needed. The workarounds have no significant side effect on them | |
1572 | but may decrease the performance of the system so this option should | |
1573 | be disabled unless the kernel is intended to be run on 2F01 or 2F02 | |
1574 | systems. | |
1575 | ||
1576 | If unsure, please say Y. | |
1577 | endif # CPU_LOONGSON2F | |
1578 | ||
1b93b3c3 WZ |
1579 | config SYS_SUPPORTS_ZBOOT |
1580 | bool | |
1581 | select HAVE_KERNEL_GZIP | |
1582 | select HAVE_KERNEL_BZIP2 | |
1583 | select HAVE_KERNEL_LZMA | |
fe1d45e0 | 1584 | select HAVE_KERNEL_LZO |
1b93b3c3 WZ |
1585 | |
1586 | config SYS_SUPPORTS_ZBOOT_UART16550 | |
1587 | bool | |
1588 | select SYS_SUPPORTS_ZBOOT | |
1589 | ||
3702bba5 WZ |
1590 | config CPU_LOONGSON2 |
1591 | bool | |
1592 | select CPU_SUPPORTS_32BIT_KERNEL | |
1593 | select CPU_SUPPORTS_64BIT_KERNEL | |
1594 | select CPU_SUPPORTS_HIGHMEM | |
1595 | ||
ca585cf9 KC |
1596 | config CPU_LOONGSON1 |
1597 | bool | |
1598 | select CPU_MIPS32 | |
1599 | select CPU_MIPSR2 | |
1600 | select CPU_HAS_PREFETCH | |
1601 | select CPU_SUPPORTS_32BIT_KERNEL | |
1602 | select CPU_SUPPORTS_HIGHMEM | |
1603 | ||
1bbb6c1b KC |
1604 | config CPU_BMIPS |
1605 | bool | |
1606 | select CPU_MIPS32 | |
1607 | select CPU_SUPPORTS_32BIT_KERNEL | |
1608 | select DMA_NONCOHERENT | |
1609 | select IRQ_CPU | |
1610 | select SWAP_IO_SPACE | |
1611 | select WEAK_ORDERING | |
1612 | ||
3702bba5 | 1613 | config SYS_HAS_CPU_LOONGSON2E |
2a21c730 FZ |
1614 | bool |
1615 | ||
6f7a251a WZ |
1616 | config SYS_HAS_CPU_LOONGSON2F |
1617 | bool | |
55045ff5 WZ |
1618 | select CPU_SUPPORTS_CPUFREQ |
1619 | select CPU_SUPPORTS_ADDRWINCFG if 64BIT | |
22f1fdfd | 1620 | select CPU_SUPPORTS_UNCACHED_ACCELERATED |
6f7a251a | 1621 | |
ca585cf9 KC |
1622 | config SYS_HAS_CPU_LOONGSON1B |
1623 | bool | |
1624 | ||
7cf8053b RB |
1625 | config SYS_HAS_CPU_MIPS32_R1 |
1626 | bool | |
1627 | ||
1628 | config SYS_HAS_CPU_MIPS32_R2 | |
1629 | bool | |
1630 | ||
1631 | config SYS_HAS_CPU_MIPS64_R1 | |
1632 | bool | |
1633 | ||
1634 | config SYS_HAS_CPU_MIPS64_R2 | |
1635 | bool | |
1636 | ||
1637 | config SYS_HAS_CPU_R3000 | |
1638 | bool | |
1639 | ||
1640 | config SYS_HAS_CPU_TX39XX | |
1641 | bool | |
1642 | ||
1643 | config SYS_HAS_CPU_VR41XX | |
1644 | bool | |
1645 | ||
1646 | config SYS_HAS_CPU_R4300 | |
1647 | bool | |
1648 | ||
1649 | config SYS_HAS_CPU_R4X00 | |
1650 | bool | |
1651 | ||
1652 | config SYS_HAS_CPU_TX49XX | |
1653 | bool | |
1654 | ||
1655 | config SYS_HAS_CPU_R5000 | |
1656 | bool | |
1657 | ||
1658 | config SYS_HAS_CPU_R5432 | |
1659 | bool | |
1660 | ||
542c1020 SK |
1661 | config SYS_HAS_CPU_R5500 |
1662 | bool | |
1663 | ||
7cf8053b RB |
1664 | config SYS_HAS_CPU_R6000 |
1665 | bool | |
1666 | ||
1667 | config SYS_HAS_CPU_NEVADA | |
1668 | bool | |
1669 | ||
1670 | config SYS_HAS_CPU_R8000 | |
1671 | bool | |
1672 | ||
1673 | config SYS_HAS_CPU_R10000 | |
1674 | bool | |
1675 | ||
1676 | config SYS_HAS_CPU_RM7000 | |
1677 | bool | |
1678 | ||
1679 | config SYS_HAS_CPU_RM9000 | |
1680 | bool | |
1681 | ||
1682 | config SYS_HAS_CPU_SB1 | |
1683 | bool | |
1684 | ||
5e683389 DD |
1685 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1686 | bool | |
1687 | ||
c1c0c461 KC |
1688 | config SYS_HAS_CPU_BMIPS3300 |
1689 | bool | |
1690 | ||
1691 | config SYS_HAS_CPU_BMIPS4350 | |
1692 | bool | |
1693 | ||
1694 | config SYS_HAS_CPU_BMIPS4380 | |
1695 | bool | |
1696 | ||
1697 | config SYS_HAS_CPU_BMIPS5000 | |
1698 | bool | |
1699 | ||
7f058e85 J |
1700 | config SYS_HAS_CPU_XLR |
1701 | bool | |
1702 | ||
1c773ea4 J |
1703 | config SYS_HAS_CPU_XLP |
1704 | bool | |
1705 | ||
17099b11 RB |
1706 | # |
1707 | # CPU may reorder R->R, R->W, W->R, W->W | |
1708 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1709 | # | |
0004a9df RB |
1710 | config WEAK_ORDERING |
1711 | bool | |
17099b11 RB |
1712 | |
1713 | # | |
1714 | # CPU may reorder reads and writes beyond LL/SC | |
1715 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1716 | # | |
1717 | config WEAK_REORDERING_BEYOND_LLSC | |
1718 | bool | |
5e83d430 RB |
1719 | endmenu |
1720 | ||
1721 | # | |
c09b47d8 | 1722 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1723 | # |
1724 | config CPU_MIPS32 | |
1725 | bool | |
1726 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1727 | ||
1728 | config CPU_MIPS64 | |
1729 | bool | |
1730 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1731 | ||
1732 | # | |
c09b47d8 | 1733 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1734 | # |
1735 | config CPU_MIPSR1 | |
1736 | bool | |
1737 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1738 | ||
1739 | config CPU_MIPSR2 | |
1740 | bool | |
a86c7f72 | 1741 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1742 | |
1743 | config SYS_SUPPORTS_32BIT_KERNEL | |
1744 | bool | |
1745 | config SYS_SUPPORTS_64BIT_KERNEL | |
1746 | bool | |
1747 | config CPU_SUPPORTS_32BIT_KERNEL | |
1748 | bool | |
1749 | config CPU_SUPPORTS_64BIT_KERNEL | |
1750 | bool | |
55045ff5 WZ |
1751 | config CPU_SUPPORTS_CPUFREQ |
1752 | bool | |
1753 | config CPU_SUPPORTS_ADDRWINCFG | |
1754 | bool | |
9cffd154 DD |
1755 | config CPU_SUPPORTS_HUGEPAGES |
1756 | bool | |
22f1fdfd WZ |
1757 | config CPU_SUPPORTS_UNCACHED_ACCELERATED |
1758 | bool | |
82622284 DD |
1759 | config MIPS_PGD_C0_CONTEXT |
1760 | bool | |
1761 | default y if 64BIT && CPU_MIPSR2 | |
5e83d430 | 1762 | |
8192c9ea DD |
1763 | # |
1764 | # Set to y for ptrace access to watch registers. | |
1765 | # | |
1766 | config HARDWARE_WATCHPOINTS | |
1767 | bool | |
f839490a | 1768 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
8192c9ea | 1769 | |
5e83d430 RB |
1770 | menu "Kernel type" |
1771 | ||
1772 | choice | |
5e83d430 RB |
1773 | prompt "Kernel code model" |
1774 | help | |
1775 | You should only select this option if you have a workload that | |
1776 | actually benefits from 64-bit processing or if your machine has | |
1777 | large memory. You will only be presented a single option in this | |
1778 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1779 | ||
1780 | config 32BIT | |
1781 | bool "32-bit kernel" | |
1782 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1783 | select TRAD_SIGNALS | |
1784 | help | |
1785 | Select this option if you want to build a 32-bit kernel. | |
1786 | config 64BIT | |
1787 | bool "64-bit kernel" | |
1788 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
dbda6ac0 | 1789 | select HAVE_SYSCALL_WRAPPERS |
5e83d430 RB |
1790 | help |
1791 | Select this option if you want to build a 64-bit kernel. | |
1792 | ||
1793 | endchoice | |
1794 | ||
1da177e4 LT |
1795 | choice |
1796 | prompt "Kernel page size" | |
1797 | default PAGE_SIZE_4KB | |
1798 | ||
1799 | config PAGE_SIZE_4KB | |
1800 | bool "4kB" | |
315fe625 | 1801 | depends on !CPU_LOONGSON2 |
1da177e4 LT |
1802 | help |
1803 | This option select the standard 4kB Linux page size. On some | |
1804 | R3000-family processors this is the only available page size. Using | |
1805 | 4kB page size will minimize memory consumption and is therefore | |
1806 | recommended for low memory systems. | |
1807 | ||
1808 | config PAGE_SIZE_8KB | |
1809 | bool "8kB" | |
c52399be | 1810 | depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1811 | help |
1812 | Using 8kB page size will result in higher performance kernel at | |
1813 | the price of higher memory consumption. This option is available | |
c52399be RB |
1814 | only on R8000 and cnMIPS processors. Note that you will need a |
1815 | suitable Linux distribution to support this. | |
1da177e4 LT |
1816 | |
1817 | config PAGE_SIZE_16KB | |
1818 | bool "16kB" | |
714bfad6 | 1819 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1820 | help |
1821 | Using 16kB page size will result in higher performance kernel at | |
1822 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1823 | all non-R3000 family processors. Note that you will need a suitable |
1824 | Linux distribution to support this. | |
1da177e4 | 1825 | |
c52399be RB |
1826 | config PAGE_SIZE_32KB |
1827 | bool "32kB" | |
1828 | depends on CPU_CAVIUM_OCTEON | |
1829 | help | |
1830 | Using 32kB page size will result in higher performance kernel at | |
1831 | the price of higher memory consumption. This option is available | |
1832 | only on cnMIPS cores. Note that you will need a suitable Linux | |
1833 | distribution to support this. | |
1834 | ||
1da177e4 LT |
1835 | config PAGE_SIZE_64KB |
1836 | bool "64kB" | |
1837 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1838 | help | |
1839 | Using 64kB page size will result in higher performance kernel at | |
1840 | the price of higher memory consumption. This option is available on | |
1841 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1842 | writing this option is still high experimental. |
1da177e4 LT |
1843 | |
1844 | endchoice | |
1845 | ||
c9bace7c DD |
1846 | config FORCE_MAX_ZONEORDER |
1847 | int "Maximum zone order" | |
85f993b8 DD |
1848 | range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB |
1849 | default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB | |
1850 | range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1851 | default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1852 | range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB | |
1853 | default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB | |
c9bace7c DD |
1854 | range 11 64 |
1855 | default "11" | |
1856 | help | |
1857 | The kernel memory allocator divides physically contiguous memory | |
1858 | blocks into "zones", where each zone is a power of two number of | |
1859 | pages. This option selects the largest power of two that the kernel | |
1860 | keeps in the memory allocator. If you need to allocate very large | |
1861 | blocks of physically contiguous memory, then you may need to | |
1862 | increase this value. | |
1863 | ||
1864 | This config option is actually maximum order plus one. For example, | |
1865 | a value of 11 means that the largest free memory block is 2^10 pages. | |
1866 | ||
1867 | The page size is not necessarily 4KB. Keep this in mind | |
1868 | when choosing a value for this option. | |
1869 | ||
1da177e4 LT |
1870 | config BOARD_SCACHE |
1871 | bool | |
1872 | ||
1873 | config IP22_CPU_SCACHE | |
1874 | bool | |
1875 | select BOARD_SCACHE | |
1876 | ||
9318c51a CD |
1877 | # |
1878 | # Support for a MIPS32 / MIPS64 style S-caches | |
1879 | # | |
1880 | config MIPS_CPU_SCACHE | |
1881 | bool | |
1882 | select BOARD_SCACHE | |
1883 | ||
1da177e4 LT |
1884 | config R5000_CPU_SCACHE |
1885 | bool | |
1886 | select BOARD_SCACHE | |
1887 | ||
1888 | config RM7000_CPU_SCACHE | |
1889 | bool | |
1890 | select BOARD_SCACHE | |
1891 | ||
1892 | config SIBYTE_DMA_PAGEOPS | |
1893 | bool "Use DMA to clear/copy pages" | |
1894 | depends on CPU_SB1 | |
1895 | help | |
1896 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1897 | channel. These DMA channels are otherwise unused by the standard | |
1898 | SiByte Linux port. Seems to give a small performance benefit. | |
1899 | ||
1900 | config CPU_HAS_PREFETCH | |
c8094b53 | 1901 | bool |
1da177e4 | 1902 | |
3165c846 FF |
1903 | config CPU_GENERIC_DUMP_TLB |
1904 | bool | |
1905 | default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) | |
1906 | ||
91405eb6 FF |
1907 | config CPU_R4K_FPU |
1908 | bool | |
1909 | default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) | |
1910 | ||
62cedc4f FF |
1911 | config CPU_R4K_CACHE_TLB |
1912 | bool | |
1913 | default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) | |
1914 | ||
340ee4b9 RB |
1915 | choice |
1916 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1917 | |
1918 | config MIPS_MT_DISABLED | |
1919 | bool "Disable multithreading support." | |
1920 | help | |
1921 | Use this option if your workload can't take advantage of | |
1922 | MIPS hardware multithreading support. On systems that don't have | |
1923 | the option of an MT-enabled processor this option will be the only | |
1924 | option in this menu. | |
340ee4b9 | 1925 | |
59d6ab86 RB |
1926 | config MIPS_MT_SMP |
1927 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1928 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1929 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1930 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1931 | select MIPS_MT |
f510aa3b | 1932 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1933 | select SMP |
0ab7aefc | 1934 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1935 | select SYS_SUPPORTS_SMP |
87353d8a | 1936 | select SMP_UP |
399aaa25 | 1937 | select MIPS_PERF_SHARED_TC_COUNTERS |
f41ae0b2 | 1938 | help |
25f12b33 RB |
1939 | This is a kernel model which is known a VSMP but lately has been |
1940 | marketesed into SMVP. | |
1941 | Virtual SMP uses the processor's VPEs to implement virtual | |
1942 | processors. In currently available configuration of the 34K processor | |
1943 | this allows for a dual processor. Both processors will share the same | |
1944 | primary caches; each will obtain the half of the TLB for it's own | |
1945 | exclusive use. For a layman this model can be described as similar to | |
1946 | what Intel calls Hyperthreading. | |
1947 | ||
1948 | For further information see http://www.linux-mips.org/wiki/34K#VSMP | |
41c594ab | 1949 | |
59d6ab86 RB |
1950 | config MIPS_MT_SMTC |
1951 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1952 | depends on CPU_MIPS32_R2 | |
1953 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1954 | depends on SYS_SUPPORTS_MULTITHREADING |
1955 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1956 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1957 | select MIPS_MT |
130e2fb7 | 1958 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1959 | select SMP |
73b76c78 | 1960 | select SYS_SUPPORTS_SMP |
87353d8a | 1961 | select SMP_UP |
f41ae0b2 | 1962 | help |
59d6ab86 RB |
1963 | This is a kernel model which is known a SMTC or lately has been |
1964 | marketesed into SMVP. | |
25f12b33 RB |
1965 | is presenting the available TC's of the core as processors to Linux. |
1966 | On currently available 34K processors this means a Linux system will | |
1967 | see up to 5 processors. The implementation of the SMTC kernel differs | |
1968 | significantly from VSMP and cannot efficiently coexist in the same | |
1969 | kernel binary so the choice between VSMP and SMTC is a compile time | |
1970 | decision. | |
1971 | ||
1972 | For further information see http://www.linux-mips.org/wiki/34K#SMTC | |
340ee4b9 | 1973 | |
340ee4b9 RB |
1974 | endchoice |
1975 | ||
f41ae0b2 RB |
1976 | config MIPS_MT |
1977 | bool | |
1978 | ||
0ab7aefc RB |
1979 | config SCHED_SMT |
1980 | bool "SMT (multithreading) scheduler support" | |
1981 | depends on SYS_SUPPORTS_SCHED_SMT | |
1982 | default n | |
1983 | help | |
1984 | SMT scheduler support improves the CPU scheduler's decision making | |
1985 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1986 | increased overhead in some places. If unsure say N here. | |
1987 | ||
1988 | config SYS_SUPPORTS_SCHED_SMT | |
1989 | bool | |
1990 | ||
f41ae0b2 RB |
1991 | config SYS_SUPPORTS_MULTITHREADING |
1992 | bool | |
1993 | ||
f088fc84 RB |
1994 | config MIPS_MT_FPAFF |
1995 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1996 | default y |
07cc0c9e RB |
1997 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1998 | ||
1999 | config MIPS_VPE_LOADER | |
2000 | bool "VPE loader support." | |
2001 | depends on SYS_SUPPORTS_MULTITHREADING | |
2002 | select CPU_MIPSR2_IRQ_VI | |
2003 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
2004 | select MIPS_MT |
2005 | help | |
2006 | Includes a loader for loading an elf relocatable object | |
2007 | onto another VPE and running it. | |
f088fc84 | 2008 | |
0db34215 KK |
2009 | config MIPS_MT_SMTC_IM_BACKSTOP |
2010 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
2011 | depends on MIPS_MT_SMTC | |
8531a35e | 2012 | default n |
0db34215 KK |
2013 | help |
2014 | To support multiple TC microthreads acting as "CPUs" within | |
2015 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
2016 | during interrupt handling. To support legacy drivers and interrupt | |
2017 | controller management code, SMTC has a "backstop" to track and | |
2018 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 2019 | impact on interrupt service overhead. |
0db34215 | 2020 | |
f571eff0 KK |
2021 | config MIPS_MT_SMTC_IRQAFF |
2022 | bool "Support IRQ affinity API" | |
2023 | depends on MIPS_MT_SMTC | |
2024 | default n | |
2025 | help | |
2026 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
2027 | for SMTC Linux kernel. Requires platform support, of which | |
2028 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
2029 | platform code. Adds some overhead to interrupt dispatch, and |
2030 | should be used only if you know what you are doing. | |
f571eff0 | 2031 | |
e01402b1 RB |
2032 | config MIPS_VPE_LOADER_TOM |
2033 | bool "Load VPE program into memory hidden from linux" | |
2034 | depends on MIPS_VPE_LOADER | |
2035 | default y | |
2036 | help | |
2037 | The loader can use memory that is present but has been hidden from | |
2038 | Linux using the kernel command line option "mem=xxMB". It's up to | |
2039 | you to ensure the amount you put in the option and the space your | |
2040 | program requires is less or equal to the amount physically present. | |
2041 | ||
2042 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
2043 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
2044 | bool "Enable support for AP/SP API (RTLX)" |
2045 | depends on MIPS_VPE_LOADER | |
2046 | help | |
e01402b1 | 2047 | |
4a16ff4c RB |
2048 | config MIPS_CMP |
2049 | bool "MIPS CMP framework support" | |
2050 | depends on SYS_SUPPORTS_MIPS_CMP | |
eb9b5141 | 2051 | select SYNC_R4K |
4a16ff4c RB |
2052 | select SYS_SUPPORTS_SMP |
2053 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
2054 | select WEAK_ORDERING | |
2055 | default n | |
2056 | help | |
2057 | This is a placeholder option for the GCMP work. It will need to | |
2058 | be handled differently... | |
2059 | ||
1da177e4 LT |
2060 | config SB1_PASS_1_WORKAROUNDS |
2061 | bool | |
2062 | depends on CPU_SB1_PASS_1 | |
2063 | default y | |
2064 | ||
2065 | config SB1_PASS_2_WORKAROUNDS | |
2066 | bool | |
2067 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
2068 | default y | |
2069 | ||
2070 | config SB1_PASS_2_1_WORKAROUNDS | |
2071 | bool | |
2072 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
2073 | default y | |
2074 | ||
2075 | config 64BIT_PHYS_ADDR | |
d806cb2b | 2076 | bool |
1da177e4 | 2077 | |
60ec6571 | 2078 | config ARCH_PHYS_ADDR_T_64BIT |
2079 | def_bool 64BIT_PHYS_ADDR | |
2080 | ||
9693a853 FBH |
2081 | config CPU_HAS_SMARTMIPS |
2082 | depends on SYS_SUPPORTS_SMARTMIPS | |
2083 | bool "Support for the SmartMIPS ASE" | |
2084 | help | |
2085 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
2086 | increased security at both hardware and software level for | |
2087 | smartcards. Enabling this option will allow proper use of the | |
2088 | SmartMIPS instructions by Linux applications. However a kernel with | |
2089 | this option will not work on a MIPS core without SmartMIPS core. If | |
2090 | you don't know you probably don't have SmartMIPS and should say N | |
2091 | here. | |
2092 | ||
1da177e4 | 2093 | config CPU_HAS_WB |
f7062ddb | 2094 | bool |
e01402b1 | 2095 | |
df0ac8a4 KC |
2096 | config XKS01 |
2097 | bool | |
2098 | ||
f41ae0b2 RB |
2099 | # |
2100 | # Vectored interrupt mode is an R2 feature | |
2101 | # | |
e01402b1 | 2102 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 2103 | bool |
e01402b1 | 2104 | |
f41ae0b2 RB |
2105 | # |
2106 | # Extended interrupt mode is an R2 feature | |
2107 | # | |
e01402b1 | 2108 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 2109 | bool |
e01402b1 | 2110 | |
1da177e4 LT |
2111 | config CPU_HAS_SYNC |
2112 | bool | |
2113 | depends on !CPU_R3000 | |
2114 | default y | |
2115 | ||
20d60d99 MR |
2116 | # |
2117 | # CPU non-features | |
2118 | # | |
2119 | config CPU_DADDI_WORKAROUNDS | |
2120 | bool | |
2121 | ||
2122 | config CPU_R4000_WORKAROUNDS | |
2123 | bool | |
2124 | select CPU_R4400_WORKAROUNDS | |
2125 | ||
2126 | config CPU_R4400_WORKAROUNDS | |
2127 | bool | |
2128 | ||
1da177e4 LT |
2129 | # |
2130 | # - Highmem only makes sense for the 32-bit kernel. | |
2131 | # - The current highmem code will only work properly on physically indexed | |
2132 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
2133 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
2134 | # moment we protect the user and offer the highmem option only on machines | |
2135 | # where it's known to be safe. This will not offer highmem on a few systems | |
2136 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
2137 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
2138 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
2139 | # know they might have memory configurations that could make use of highmem | |
2140 | # support. | |
1da177e4 LT |
2141 | # |
2142 | config HIGHMEM | |
2143 | bool "High Memory Support" | |
797798c1 RB |
2144 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
2145 | ||
2146 | config CPU_SUPPORTS_HIGHMEM | |
2147 | bool | |
2148 | ||
2149 | config SYS_SUPPORTS_HIGHMEM | |
2150 | bool | |
1da177e4 | 2151 | |
9693a853 FBH |
2152 | config SYS_SUPPORTS_SMARTMIPS |
2153 | bool | |
2154 | ||
b4819b59 YY |
2155 | config ARCH_FLATMEM_ENABLE |
2156 | def_bool y | |
f133f22d | 2157 | depends on !NUMA && !CPU_LOONGSON2 |
b4819b59 | 2158 | |
d8cb4e11 RB |
2159 | config ARCH_DISCONTIGMEM_ENABLE |
2160 | bool | |
2161 | default y if SGI_IP27 | |
2162 | help | |
3dde6ad8 | 2163 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
2164 | for architectures which are either NUMA (Non-Uniform Memory Access) |
2165 | or have huge holes in the physical address space for other reasons. | |
2166 | See <file:Documentation/vm/numa> for more. | |
2167 | ||
31473747 AN |
2168 | config ARCH_SPARSEMEM_ENABLE |
2169 | bool | |
7de58fab | 2170 | select SPARSEMEM_STATIC |
31473747 | 2171 | |
d8cb4e11 RB |
2172 | config NUMA |
2173 | bool "NUMA Support" | |
2174 | depends on SYS_SUPPORTS_NUMA | |
2175 | help | |
2176 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
2177 | Access). This option improves performance on systems with more | |
2178 | than two nodes; on two node systems it is generally better to | |
2179 | leave it disabled; on single node systems disable this option | |
2180 | disabled. | |
2181 | ||
2182 | config SYS_SUPPORTS_NUMA | |
2183 | bool | |
2184 | ||
c80d79d7 YG |
2185 | config NODES_SHIFT |
2186 | int | |
2187 | default "6" | |
2188 | depends on NEED_MULTIPLE_NODES | |
2189 | ||
14f70012 DZ |
2190 | config HW_PERF_EVENTS |
2191 | bool "Enable hardware performance counter support for perf events" | |
939991cf | 2192 | depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON) |
14f70012 DZ |
2193 | default y |
2194 | help | |
2195 | Enable hardware performance counter support for perf events. If | |
2196 | disabled, perf events will use software events only. | |
2197 | ||
b4819b59 YY |
2198 | source "mm/Kconfig" |
2199 | ||
1da177e4 LT |
2200 | config SMP |
2201 | bool "Multi-Processing support" | |
e73ea273 | 2202 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 2203 | select IRQ_PER_CPU |
2f304c0a | 2204 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 2205 | help |
1da177e4 LT |
2206 | This enables support for systems with more than one CPU. If you have |
2207 | a system with only one CPU, like most personal computers, say N. If | |
2208 | you have a system with more than one CPU, say Y. | |
2209 | ||
2210 | If you say N here, the kernel will run on single and multiprocessor | |
2211 | machines, but will use only one CPU of a multiprocessor machine. If | |
2212 | you say Y here, the kernel will run on many, but not all, | |
2213 | singleprocessor machines. On a singleprocessor machine, the kernel | |
2214 | will run faster if you say N here. | |
2215 | ||
2216 | People using multiprocessor machines who say Y here should also say | |
2217 | Y to "Enhanced Real Time Clock Support", below. | |
2218 | ||
03502faa AB |
2219 | See also the SMP-HOWTO available at |
2220 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
2221 | |
2222 | If you don't know what to do here, say N. | |
2223 | ||
87353d8a RB |
2224 | config SMP_UP |
2225 | bool | |
2226 | ||
4a16ff4c RB |
2227 | config SYS_SUPPORTS_MIPS_CMP |
2228 | bool | |
2229 | ||
e73ea273 RB |
2230 | config SYS_SUPPORTS_SMP |
2231 | bool | |
2232 | ||
72ede9b1 AN |
2233 | config NR_CPUS_DEFAULT_1 |
2234 | bool | |
2235 | ||
130e2fb7 RB |
2236 | config NR_CPUS_DEFAULT_2 |
2237 | bool | |
2238 | ||
2239 | config NR_CPUS_DEFAULT_4 | |
2240 | bool | |
2241 | ||
2242 | config NR_CPUS_DEFAULT_8 | |
2243 | bool | |
2244 | ||
2245 | config NR_CPUS_DEFAULT_16 | |
2246 | bool | |
2247 | ||
2248 | config NR_CPUS_DEFAULT_32 | |
2249 | bool | |
2250 | ||
2251 | config NR_CPUS_DEFAULT_64 | |
2252 | bool | |
2253 | ||
1da177e4 LT |
2254 | config NR_CPUS |
2255 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 2256 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 2257 | depends on SMP |
72ede9b1 | 2258 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
2259 | default "2" if NR_CPUS_DEFAULT_2 |
2260 | default "4" if NR_CPUS_DEFAULT_4 | |
2261 | default "8" if NR_CPUS_DEFAULT_8 | |
2262 | default "16" if NR_CPUS_DEFAULT_16 | |
2263 | default "32" if NR_CPUS_DEFAULT_32 | |
2264 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
2265 | help |
2266 | This allows you to specify the maximum number of CPUs which this | |
2267 | kernel will support. The maximum supported value is 32 for 32-bit | |
2268 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
2269 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
2270 | and 2 for all others. | |
1da177e4 LT |
2271 | |
2272 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
2273 | approximately eight kilobytes to the kernel image. For best |
2274 | performance should round up your number of processors to the next | |
2275 | power of two. | |
1da177e4 | 2276 | |
399aaa25 AC |
2277 | config MIPS_PERF_SHARED_TC_COUNTERS |
2278 | bool | |
2279 | ||
1723b4a3 AN |
2280 | # |
2281 | # Timer Interrupt Frequency Configuration | |
2282 | # | |
2283 | ||
2284 | choice | |
2285 | prompt "Timer frequency" | |
2286 | default HZ_250 | |
2287 | help | |
2288 | Allows the configuration of the timer frequency. | |
2289 | ||
2290 | config HZ_48 | |
0f873585 | 2291 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
2292 | |
2293 | config HZ_100 | |
2294 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
2295 | ||
2296 | config HZ_128 | |
2297 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
2298 | ||
2299 | config HZ_250 | |
2300 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
2301 | ||
2302 | config HZ_256 | |
2303 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
2304 | ||
2305 | config HZ_1000 | |
2306 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
2307 | ||
2308 | config HZ_1024 | |
2309 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
2310 | ||
2311 | endchoice | |
2312 | ||
2313 | config SYS_SUPPORTS_48HZ | |
2314 | bool | |
2315 | ||
2316 | config SYS_SUPPORTS_100HZ | |
2317 | bool | |
2318 | ||
2319 | config SYS_SUPPORTS_128HZ | |
2320 | bool | |
2321 | ||
2322 | config SYS_SUPPORTS_250HZ | |
2323 | bool | |
2324 | ||
2325 | config SYS_SUPPORTS_256HZ | |
2326 | bool | |
2327 | ||
2328 | config SYS_SUPPORTS_1000HZ | |
2329 | bool | |
2330 | ||
2331 | config SYS_SUPPORTS_1024HZ | |
2332 | bool | |
2333 | ||
2334 | config SYS_SUPPORTS_ARBIT_HZ | |
2335 | bool | |
2336 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
2337 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
2338 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
2339 | !SYS_SUPPORTS_1024HZ | |
2340 | ||
2341 | config HZ | |
2342 | int | |
2343 | default 48 if HZ_48 | |
2344 | default 100 if HZ_100 | |
2345 | default 128 if HZ_128 | |
2346 | default 250 if HZ_250 | |
2347 | default 256 if HZ_256 | |
2348 | default 1000 if HZ_1000 | |
2349 | default 1024 if HZ_1024 | |
2350 | ||
e80de850 | 2351 | source "kernel/Kconfig.preempt" |
1da177e4 | 2352 | |
ea6e942b AN |
2353 | config KEXEC |
2354 | bool "Kexec system call (EXPERIMENTAL)" | |
2355 | depends on EXPERIMENTAL | |
2356 | help | |
2357 | kexec is a system call that implements the ability to shutdown your | |
2358 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 2359 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
2360 | you can start any kernel with it, not just Linux. |
2361 | ||
01dd2fbf | 2362 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
2363 | |
2364 | It is an ongoing process to be certain the hardware in a machine | |
2365 | is properly shutdown, so do not be surprised if this code does not | |
2366 | initially work for you. It may help to enable device hotplugging | |
2367 | support. As of this writing the exact hardware interface is | |
2368 | strongly in flux, so no good recommendation can be made. | |
2369 | ||
2370 | config SECCOMP | |
2371 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 2372 | depends on PROC_FS |
ea6e942b AN |
2373 | default y |
2374 | help | |
2375 | This kernel feature is useful for number crunching applications | |
2376 | that may need to compute untrusted bytecode during their | |
2377 | execution. By using pipes or other transports made available to | |
2378 | the process as file descriptors supporting the read/write | |
2379 | syscalls, it's possible to isolate those applications in | |
2380 | their own address space using seccomp. Once seccomp is | |
2381 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
2382 | and the task is only allowed to execute a few safe syscalls | |
2383 | defined by each seccomp mode. | |
2384 | ||
2385 | If unsure, say Y. Only embedded should say N here. | |
2386 | ||
f2ffa5ab | 2387 | config USE_OF |
0b3e06fd | 2388 | bool |
f2ffa5ab | 2389 | select OF |
e6ce1324 | 2390 | select OF_EARLY_FLATTREE |
abd2363f | 2391 | select IRQ_DOMAIN |
f2ffa5ab | 2392 | |
5e83d430 RB |
2393 | endmenu |
2394 | ||
1df0f0ff AN |
2395 | config LOCKDEP_SUPPORT |
2396 | bool | |
2397 | default y | |
2398 | ||
2399 | config STACKTRACE_SUPPORT | |
2400 | bool | |
2401 | default y | |
2402 | ||
b6c3539b RB |
2403 | source "init/Kconfig" |
2404 | ||
dc52ddc0 MH |
2405 | source "kernel/Kconfig.freezer" |
2406 | ||
1da177e4 LT |
2407 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
2408 | ||
5e83d430 RB |
2409 | config HW_HAS_EISA |
2410 | bool | |
1da177e4 LT |
2411 | config HW_HAS_PCI |
2412 | bool | |
2413 | ||
2414 | config PCI | |
2415 | bool "Support for PCI controller" | |
2416 | depends on HW_HAS_PCI | |
abb4ae46 | 2417 | select PCI_DOMAINS |
eab90291 | 2418 | select GENERIC_PCI_IOMAP |
0f3b3956 | 2419 | select NO_GENERIC_PCI_IOPORT_MAP |
1da177e4 LT |
2420 | help |
2421 | Find out whether you have a PCI motherboard. PCI is the name of a | |
2422 | bus system, i.e. the way the CPU talks to the other stuff inside | |
2423 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
2424 | say Y, otherwise N. | |
2425 | ||
1da177e4 LT |
2426 | config PCI_DOMAINS |
2427 | bool | |
1da177e4 LT |
2428 | |
2429 | source "drivers/pci/Kconfig" | |
2430 | ||
3f787ca4 JG |
2431 | source "drivers/pci/pcie/Kconfig" |
2432 | ||
1da177e4 LT |
2433 | # |
2434 | # ISA support is now enabled via select. Too many systems still have the one | |
2435 | # or other ISA chip on the board that users don't know about so don't expect | |
2436 | # users to choose the right thing ... | |
2437 | # | |
2438 | config ISA | |
2439 | bool | |
2440 | ||
2441 | config EISA | |
2442 | bool "EISA support" | |
5e83d430 | 2443 | depends on HW_HAS_EISA |
1da177e4 | 2444 | select ISA |
aa414dff | 2445 | select GENERIC_ISA_DMA |
1da177e4 LT |
2446 | ---help--- |
2447 | The Extended Industry Standard Architecture (EISA) bus was | |
2448 | developed as an open alternative to the IBM MicroChannel bus. | |
2449 | ||
2450 | The EISA bus provided some of the features of the IBM MicroChannel | |
2451 | bus while maintaining backward compatibility with cards made for | |
2452 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2453 | 1995 when it was made obsolete by the PCI bus. | |
2454 | ||
2455 | Say Y here if you are building a kernel for an EISA-based machine. | |
2456 | ||
2457 | Otherwise, say N. | |
2458 | ||
2459 | source "drivers/eisa/Kconfig" | |
2460 | ||
2461 | config TC | |
2462 | bool "TURBOchannel support" | |
2463 | depends on MACH_DECSTATION | |
2464 | help | |
50a23e6e JM |
2465 | TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS |
2466 | processors. TURBOchannel programming specifications are available | |
2467 | at: | |
2468 | <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> | |
2469 | and: | |
2470 | <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> | |
2471 | Linux driver support status is documented at: | |
2472 | <http://www.linux-mips.org/wiki/DECstation> | |
1da177e4 | 2473 | |
1da177e4 LT |
2474 | config MMU |
2475 | bool | |
2476 | default y | |
2477 | ||
d865bea4 RB |
2478 | config I8253 |
2479 | bool | |
798778b8 | 2480 | select CLKSRC_I8253 |
2d02612f | 2481 | select CLKEVT_I8253 |
9726b43a | 2482 | select MIPS_EXTERNAL_TIMER |
d865bea4 | 2483 | |
cce335ae RB |
2484 | config ZONE_DMA32 |
2485 | bool | |
2486 | ||
1da177e4 LT |
2487 | source "drivers/pcmcia/Kconfig" |
2488 | ||
2489 | source "drivers/pci/hotplug/Kconfig" | |
2490 | ||
388b78ad AB |
2491 | config RAPIDIO |
2492 | bool "RapidIO support" | |
2493 | depends on PCI | |
2494 | default n | |
2495 | help | |
2496 | If you say Y here, the kernel will include drivers and | |
2497 | infrastructure code to support RapidIO interconnect devices. | |
2498 | ||
2499 | source "drivers/rapidio/Kconfig" | |
2500 | ||
1da177e4 LT |
2501 | endmenu |
2502 | ||
2503 | menu "Executable file formats" | |
2504 | ||
2505 | source "fs/Kconfig.binfmt" | |
2506 | ||
2507 | config TRAD_SIGNALS | |
2508 | bool | |
1da177e4 | 2509 | |
1da177e4 LT |
2510 | config MIPS32_COMPAT |
2511 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2512 | depends on 64BIT |
1da177e4 LT |
2513 | help |
2514 | Select this option if you want Linux/MIPS 32-bit binary | |
2515 | compatibility. Since all software available for Linux/MIPS is | |
2516 | currently 32-bit you should say Y here. | |
2517 | ||
2518 | config COMPAT | |
2519 | bool | |
2520 | depends on MIPS32_COMPAT | |
48b25c43 | 2521 | select ARCH_WANT_OLD_COMPAT_IPC |
1da177e4 LT |
2522 | default y |
2523 | ||
05e43966 AN |
2524 | config SYSVIPC_COMPAT |
2525 | bool | |
2526 | depends on COMPAT && SYSVIPC | |
2527 | default y | |
2528 | ||
1da177e4 LT |
2529 | config MIPS32_O32 |
2530 | bool "Kernel support for o32 binaries" | |
2531 | depends on MIPS32_COMPAT | |
2532 | help | |
2533 | Select this option if you want to run o32 binaries. These are pure | |
2534 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2535 | existing binaries are in this format. | |
2536 | ||
2537 | If unsure, say Y. | |
2538 | ||
2539 | config MIPS32_N32 | |
2540 | bool "Kernel support for n32 binaries" | |
2541 | depends on MIPS32_COMPAT | |
2542 | help | |
2543 | Select this option if you want to run n32 binaries. These are | |
2544 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2545 | data that would normally be 64-bit. They are used in special | |
2546 | cases. | |
2547 | ||
2548 | If unsure, say N. | |
2549 | ||
2550 | config BINFMT_ELF32 | |
2551 | bool | |
2552 | default y if MIPS32_O32 || MIPS32_N32 | |
2553 | ||
2116245e RB |
2554 | endmenu |
2555 | ||
2556 | menu "Power management options" | |
2557 | ||
363c55ca WZ |
2558 | config ARCH_HIBERNATION_POSSIBLE |
2559 | def_bool y | |
3f5b3e17 | 2560 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
363c55ca | 2561 | |
f4cb5700 JB |
2562 | config ARCH_SUSPEND_POSSIBLE |
2563 | def_bool y | |
3f5b3e17 | 2564 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
f4cb5700 | 2565 | |
2116245e | 2566 | source "kernel/power/Kconfig" |
952fa954 | 2567 | |
1da177e4 LT |
2568 | endmenu |
2569 | ||
9726b43a WZ |
2570 | source "arch/mips/kernel/cpufreq/Kconfig" |
2571 | ||
d5950b43 SR |
2572 | source "net/Kconfig" |
2573 | ||
1da177e4 LT |
2574 | source "drivers/Kconfig" |
2575 | ||
2576 | source "fs/Kconfig" | |
2577 | ||
2578 | source "arch/mips/Kconfig.debug" | |
2579 | ||
2580 | source "security/Kconfig" | |
2581 | ||
2582 | source "crypto/Kconfig" | |
2583 | ||
2584 | source "lib/Kconfig" |