Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
f8ac0425 | 4 | select HAVE_GENERIC_DMA_COHERENT |
ec7748b5 | 5 | select HAVE_IDE |
42d4b839 | 6 | select HAVE_OPROFILE |
91f01737 | 7 | select HAVE_IRQ_WORK |
7f788d2d DCZ |
8 | select HAVE_PERF_EVENTS |
9 | select PERF_USE_VMALLOC | |
88547001 | 10 | select HAVE_ARCH_KGDB |
7563bbf8 | 11 | select ARCH_HAVE_CUSTOM_GPIO_H |
d2bb0762 | 12 | select HAVE_FUNCTION_TRACER |
69a7d1b3 | 13 | select HAVE_FUNCTION_TRACE_MCOUNT_TEST |
538f1952 WZ |
14 | select HAVE_DYNAMIC_FTRACE |
15 | select HAVE_FTRACE_MCOUNT_RECORD | |
64575f91 | 16 | select HAVE_C_RECORDMCOUNT |
29c5d346 | 17 | select HAVE_FUNCTION_GRAPH_TRACER |
c1bf207d DD |
18 | select HAVE_KPROBES |
19 | select HAVE_KRETPROBES | |
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 | |
1da177e4 | 40 | |
1da177e4 LT |
41 | menu "Machine selection" |
42 | ||
5ac6da66 CL |
43 | config ZONE_DMA |
44 | bool | |
5ac6da66 | 45 | |
5e83d430 RB |
46 | choice |
47 | prompt "System type" | |
48 | default SGI_IP22 | |
1da177e4 | 49 | |
42a4f17d | 50 | config MIPS_ALCHEMY |
c3543e25 | 51 | bool "Alchemy processor based machines" |
42a4f17d ML |
52 | select 64BIT_PHYS_ADDR |
53 | select CEVT_R4K_LIB | |
54 | select CSRC_R4K_LIB | |
55 | select IRQ_CPU | |
56 | select SYS_HAS_CPU_MIPS32_R1 | |
57 | select SYS_SUPPORTS_32BIT_KERNEL | |
58 | select SYS_SUPPORTS_APM_EMULATION | |
59 | select GENERIC_GPIO | |
60 | select ARCH_WANT_OPTIONAL_GPIOLIB | |
1b93b3c3 | 61 | select SYS_SUPPORTS_ZBOOT |
37663860 ML |
62 | select USB_ARCH_HAS_OHCI |
63 | select USB_ARCH_HAS_EHCI | |
1da177e4 | 64 | |
7ca5dc14 FF |
65 | config AR7 |
66 | bool "Texas Instruments AR7" | |
67 | select BOOT_ELF32 | |
68 | select DMA_NONCOHERENT | |
69 | select CEVT_R4K | |
70 | select CSRC_R4K | |
71 | select IRQ_CPU | |
72 | select NO_EXCEPT_FILL | |
73 | select SWAP_IO_SPACE | |
74 | select SYS_HAS_CPU_MIPS32_R1 | |
75 | select SYS_HAS_EARLY_PRINTK | |
76 | select SYS_SUPPORTS_32BIT_KERNEL | |
77 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1b93b3c3 | 78 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5f3c9098 | 79 | select ARCH_REQUIRE_GPIOLIB |
7ca5dc14 | 80 | select VLYNQ |
8551fb64 | 81 | select HAVE_CLK |
7ca5dc14 FF |
82 | help |
83 | Support for the Texas Instruments AR7 System-on-a-Chip | |
84 | family: TNETD7100, 7200 and 7300. | |
85 | ||
d4a67d9d GJ |
86 | config ATH79 |
87 | bool "Atheros AR71XX/AR724X/AR913X based boards" | |
6eae43c5 | 88 | select ARCH_REQUIRE_GPIOLIB |
d4a67d9d GJ |
89 | select BOOT_RAW |
90 | select CEVT_R4K | |
91 | select CSRC_R4K | |
92 | select DMA_NONCOHERENT | |
94638067 | 93 | select HAVE_CLK |
d4a67d9d | 94 | select IRQ_CPU |
0aabf1a4 | 95 | select MIPS_MACHINE |
d4a67d9d GJ |
96 | select SYS_HAS_CPU_MIPS32_R2 |
97 | select SYS_HAS_EARLY_PRINTK | |
98 | select SYS_SUPPORTS_32BIT_KERNEL | |
99 | select SYS_SUPPORTS_BIG_ENDIAN | |
100 | help | |
101 | Support for the Atheros AR71XX/AR724X/AR913X SoCs. | |
102 | ||
1c0c13eb | 103 | config BCM47XX |
c619366e | 104 | bool "Broadcom BCM47XX based boards" |
42f77542 | 105 | select CEVT_R4K |
940f6b48 | 106 | select CSRC_R4K |
1c0c13eb AJ |
107 | select DMA_NONCOHERENT |
108 | select HW_HAS_PCI | |
109 | select IRQ_CPU | |
1c0c13eb AJ |
110 | select SYS_SUPPORTS_32BIT_KERNEL |
111 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1c0c13eb | 112 | select GENERIC_GPIO |
25e5fb97 AJ |
113 | select SYS_HAS_EARLY_PRINTK |
114 | select CFE | |
1c0c13eb AJ |
115 | help |
116 | Support for BCM47XX based boards | |
117 | ||
e7300d04 MB |
118 | config BCM63XX |
119 | bool "Broadcom BCM63XX based boards" | |
120 | select CEVT_R4K | |
121 | select CSRC_R4K | |
122 | select DMA_NONCOHERENT | |
123 | select IRQ_CPU | |
124 | select SYS_HAS_CPU_MIPS32_R1 | |
125 | select SYS_SUPPORTS_32BIT_KERNEL | |
126 | select SYS_SUPPORTS_BIG_ENDIAN | |
127 | select SYS_HAS_EARLY_PRINTK | |
128 | select SWAP_IO_SPACE | |
129 | select ARCH_REQUIRE_GPIOLIB | |
3e82eeeb | 130 | select HAVE_CLK |
e7300d04 MB |
131 | help |
132 | Support for BCM63XX based boards | |
133 | ||
1da177e4 | 134 | config MIPS_COBALT |
3fa986fa | 135 | bool "Cobalt Server" |
42f77542 | 136 | select CEVT_R4K |
940f6b48 | 137 | select CSRC_R4K |
1097c6ac | 138 | select CEVT_GT641XX |
1da177e4 LT |
139 | select DMA_NONCOHERENT |
140 | select HW_HAS_PCI | |
d865bea4 | 141 | select I8253 |
1da177e4 LT |
142 | select I8259 |
143 | select IRQ_CPU | |
d5ab1a69 | 144 | select IRQ_GT641XX |
252161ec | 145 | select PCI_GT64XXX_PCI0 |
e25bfc92 | 146 | select PCI |
7cf8053b | 147 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 148 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 149 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 150 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 151 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 LT |
152 | |
153 | config MACH_DECSTATION | |
3fa986fa | 154 | bool "DECstations" |
1da177e4 | 155 | select BOOT_ELF32 |
6457d9fc | 156 | select CEVT_DS1287 |
42f77542 | 157 | select CEVT_R4K |
4247417d | 158 | select CSRC_IOASIC |
940f6b48 | 159 | select CSRC_R4K |
20d60d99 MR |
160 | select CPU_DADDI_WORKAROUNDS if 64BIT |
161 | select CPU_R4000_WORKAROUNDS if 64BIT | |
162 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 163 | select DMA_NONCOHERENT |
d388d685 | 164 | select NO_IOPORT |
1da177e4 | 165 | select IRQ_CPU |
7cf8053b RB |
166 | select SYS_HAS_CPU_R3000 |
167 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb YY |
168 | select SYS_SUPPORTS_32BIT_KERNEL |
169 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
5e83d430 | 170 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
171 | select SYS_SUPPORTS_128HZ |
172 | select SYS_SUPPORTS_256HZ | |
173 | select SYS_SUPPORTS_1024HZ | |
5e83d430 | 174 | help |
1da177e4 LT |
175 | This enables support for DEC's MIPS based workstations. For details |
176 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
177 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
178 | ||
179 | If you have one of the following DECstation Models you definitely | |
180 | want to choose R4xx0 for the CPU Type: | |
181 | ||
9308816c RB |
182 | DECstation 5000/50 |
183 | DECstation 5000/150 | |
184 | DECstation 5000/260 | |
185 | DECsystem 5900/260 | |
1da177e4 LT |
186 | |
187 | otherwise choose R3000. | |
188 | ||
5e83d430 | 189 | config MACH_JAZZ |
3fa986fa | 190 | bool "Jazz family of machines" |
5e83d430 RB |
191 | select ARC |
192 | select ARC32 | |
193 | select ARCH_MAY_HAVE_PC_FDC | |
42f77542 | 194 | select CEVT_R4K |
940f6b48 | 195 | select CSRC_R4K |
e2defae5 | 196 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 197 | select GENERIC_ISA_DMA |
8a118c38 | 198 | select HAVE_PCSPKR_PLATFORM |
ea202c63 | 199 | select IRQ_CPU |
d865bea4 | 200 | select I8253 |
5e83d430 RB |
201 | select I8259 |
202 | select ISA | |
7cf8053b | 203 | select SYS_HAS_CPU_R4X00 |
5e83d430 RB |
204 | select SYS_SUPPORTS_32BIT_KERNEL |
205 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
1723b4a3 | 206 | select SYS_SUPPORTS_100HZ |
1da177e4 | 207 | help |
5e83d430 RB |
208 | This a family of machines based on the MIPS R4030 chipset which was |
209 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 210 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
211 | Olivetti M700-10 workstations. |
212 | ||
5ebabe59 LPC |
213 | config MACH_JZ4740 |
214 | bool "Ingenic JZ4740 based machines" | |
215 | select SYS_HAS_CPU_MIPS32_R1 | |
216 | select SYS_SUPPORTS_32BIT_KERNEL | |
217 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f9c9affc | 218 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5ebabe59 LPC |
219 | select DMA_NONCOHERENT |
220 | select IRQ_CPU | |
221 | select GENERIC_GPIO | |
222 | select ARCH_REQUIRE_GPIOLIB | |
223 | select SYS_HAS_EARLY_PRINTK | |
224 | select HAVE_PWM | |
ab5330eb | 225 | select HAVE_CLK |
83bc7692 | 226 | select GENERIC_IRQ_CHIP |
5ebabe59 | 227 | |
171bb2f1 JC |
228 | config LANTIQ |
229 | bool "Lantiq based platforms" | |
230 | select DMA_NONCOHERENT | |
231 | select IRQ_CPU | |
232 | select CEVT_R4K | |
233 | select CSRC_R4K | |
234 | select SYS_HAS_CPU_MIPS32_R1 | |
235 | select SYS_HAS_CPU_MIPS32_R2 | |
236 | select SYS_SUPPORTS_BIG_ENDIAN | |
237 | select SYS_SUPPORTS_32BIT_KERNEL | |
238 | select SYS_SUPPORTS_MULTITHREADING | |
239 | select SYS_HAS_EARLY_PRINTK | |
240 | select ARCH_REQUIRE_GPIOLIB | |
241 | select SWAP_IO_SPACE | |
242 | select BOOT_RAW | |
287e3f3f JC |
243 | select HAVE_MACH_CLKDEV |
244 | select CLKDEV_LOOKUP | |
a0392222 | 245 | select USE_OF |
171bb2f1 | 246 | |
1f21d2bd BM |
247 | config LASAT |
248 | bool "LASAT Networks platforms" | |
42f77542 | 249 | select CEVT_R4K |
940f6b48 | 250 | select CSRC_R4K |
1f21d2bd BM |
251 | select DMA_NONCOHERENT |
252 | select SYS_HAS_EARLY_PRINTK | |
253 | select HW_HAS_PCI | |
a5ccfe5c | 254 | select IRQ_CPU |
1f21d2bd BM |
255 | select PCI_GT64XXX_PCI0 |
256 | select MIPS_NILE4 | |
257 | select R5000_CPU_SCACHE | |
258 | select SYS_HAS_CPU_R5000 | |
259 | select SYS_SUPPORTS_32BIT_KERNEL | |
260 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
261 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 262 | |
85749d24 WZ |
263 | config MACH_LOONGSON |
264 | bool "Loongson family of machines" | |
c7e8c668 | 265 | select SYS_SUPPORTS_ZBOOT |
ade299d8 | 266 | help |
85749d24 WZ |
267 | This enables the support of Loongson family of machines. |
268 | ||
269 | Loongson is a family of general-purpose MIPS-compatible CPUs. | |
270 | developed at Institute of Computing Technology (ICT), | |
271 | Chinese Academy of Sciences (CAS) in the People's Republic | |
272 | of China. The chief architect is Professor Weiwu Hu. | |
ade299d8 | 273 | |
ca585cf9 KC |
274 | config MACH_LOONGSON1 |
275 | bool "Loongson 1 family of machines" | |
276 | select SYS_SUPPORTS_ZBOOT | |
277 | help | |
278 | This enables support for the Loongson 1 based machines. | |
279 | ||
280 | Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by | |
281 | the ICT (Institute of Computing Technology) and the Chinese Academy | |
282 | of Sciences. | |
283 | ||
1da177e4 | 284 | config MIPS_MALTA |
3fa986fa | 285 | bool "MIPS Malta board" |
61ed242d | 286 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 287 | select BOOT_ELF32 |
fa71c960 | 288 | select BOOT_RAW |
42f77542 | 289 | select CEVT_R4K |
940f6b48 | 290 | select CSRC_R4K |
1da177e4 LT |
291 | select DMA_NONCOHERENT |
292 | select GENERIC_ISA_DMA | |
8a118c38 | 293 | select HAVE_PCSPKR_PLATFORM |
aa414dff | 294 | select IRQ_CPU |
39b8d525 | 295 | select IRQ_GIC |
1da177e4 | 296 | select HW_HAS_PCI |
d865bea4 | 297 | select I8253 |
1da177e4 | 298 | select I8259 |
5e83d430 RB |
299 | select MIPS_BOARDS_GEN |
300 | select MIPS_BONITO64 | |
9318c51a | 301 | select MIPS_CPU_SCACHE |
252161ec | 302 | select PCI_GT64XXX_PCI0 |
5e83d430 | 303 | select MIPS_MSC |
1da177e4 | 304 | select SWAP_IO_SPACE |
7cf8053b RB |
305 | select SYS_HAS_CPU_MIPS32_R1 |
306 | select SYS_HAS_CPU_MIPS32_R2 | |
307 | select SYS_HAS_CPU_MIPS64_R1 | |
5d9fbed1 | 308 | select SYS_HAS_CPU_MIPS64_R2 |
7cf8053b RB |
309 | select SYS_HAS_CPU_NEVADA |
310 | select SYS_HAS_CPU_RM7000 | |
36a88530 | 311 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
312 | select SYS_SUPPORTS_32BIT_KERNEL |
313 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 RB |
314 | select SYS_SUPPORTS_BIG_ENDIAN |
315 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
0365070f | 316 | select SYS_SUPPORTS_MIPS_CMP |
f41ae0b2 | 317 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 318 | select SYS_SUPPORTS_SMARTMIPS |
1b93b3c3 | 319 | select SYS_SUPPORTS_ZBOOT |
1da177e4 | 320 | help |
f638d197 | 321 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
322 | board. |
323 | ||
5e83d430 | 324 | config MIPS_SIM |
3fa986fa | 325 | bool 'MIPS simulator (MIPSsim)' |
42f77542 | 326 | select CEVT_R4K |
940f6b48 | 327 | select CSRC_R4K |
1da177e4 | 328 | select DMA_NONCOHERENT |
36a88530 | 329 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 330 | select IRQ_CPU |
9267a30d | 331 | select BOOT_RAW |
7cf8053b RB |
332 | select SYS_HAS_CPU_MIPS32_R1 |
333 | select SYS_HAS_CPU_MIPS32_R2 | |
36a88530 | 334 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 335 | select SYS_SUPPORTS_32BIT_KERNEL |
5e83d430 | 336 | select SYS_SUPPORTS_BIG_ENDIAN |
f6e2373a | 337 | select SYS_SUPPORTS_MULTITHREADING |
5e83d430 | 338 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 339 | help |
5e83d430 RB |
340 | This option enables support for MIPS Technologies MIPSsim software |
341 | emulator. | |
1da177e4 | 342 | |
a83860c2 RB |
343 | config NEC_MARKEINS |
344 | bool "NEC EMMA2RH Mark-eins board" | |
345 | select SOC_EMMA2RH | |
346 | select HW_HAS_PCI | |
347 | help | |
348 | This enables support for the NEC Electronics Mark-eins boards. | |
ade299d8 | 349 | |
5e83d430 | 350 | config MACH_VR41XX |
74142d65 | 351 | bool "NEC VR4100 series based machines" |
42f77542 | 352 | select CEVT_R4K |
940f6b48 | 353 | select CSRC_R4K |
7cf8053b | 354 | select SYS_HAS_CPU_VR41XX |
27fdd325 | 355 | select ARCH_REQUIRE_GPIOLIB |
5e83d430 | 356 | |
edb6310a DL |
357 | config NXP_STB220 |
358 | bool "NXP STB220 board" | |
359 | select SOC_PNX833X | |
360 | help | |
361 | Support for NXP Semiconductors STB220 Development Board. | |
362 | ||
363 | config NXP_STB225 | |
364 | bool "NXP 225 board" | |
365 | select SOC_PNX833X | |
366 | select SOC_PNX8335 | |
367 | help | |
368 | Support for NXP Semiconductors STB225 Development Board. | |
369 | ||
ade299d8 | 370 | config PNX8550_JBS |
a92b0588 | 371 | bool "NXP PNX8550 based JBS board" |
ade299d8 YY |
372 | select PNX8550 |
373 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
374 | ||
375 | config PNX8550_STB810 | |
a92b0588 | 376 | bool "NXP PNX8550 based STB810 board" |
ade299d8 YY |
377 | select PNX8550 |
378 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
379 | ||
9267a30d MSJ |
380 | config PMC_MSP |
381 | bool "PMC-Sierra MSP chipsets" | |
382 | depends on EXPERIMENTAL | |
39d30c13 A |
383 | select CEVT_R4K |
384 | select CSRC_R4K | |
9267a30d MSJ |
385 | select DMA_NONCOHERENT |
386 | select SWAP_IO_SPACE | |
387 | select NO_EXCEPT_FILL | |
388 | select BOOT_RAW | |
389 | select SYS_HAS_CPU_MIPS32_R1 | |
390 | select SYS_HAS_CPU_MIPS32_R2 | |
391 | select SYS_SUPPORTS_32BIT_KERNEL | |
392 | select SYS_SUPPORTS_BIG_ENDIAN | |
9267a30d MSJ |
393 | select IRQ_CPU |
394 | select SERIAL_8250 | |
395 | select SERIAL_8250_CONSOLE | |
396 | help | |
397 | This adds support for the PMC-Sierra family of Multi-Service | |
398 | Processor System-On-A-Chips. These parts include a number | |
399 | of integrated peripherals, interfaces and DSPs in addition to | |
400 | a variety of MIPS cores. | |
401 | ||
5e83d430 | 402 | config PMC_YOSEMITE |
3fa986fa | 403 | bool "PMC-Sierra Yosemite eval board" |
42f77542 | 404 | select CEVT_R4K |
940f6b48 | 405 | select CSRC_R4K |
5e83d430 RB |
406 | select DMA_COHERENT |
407 | select HW_HAS_PCI | |
408 | select IRQ_CPU | |
409 | select IRQ_CPU_RM7K | |
410 | select IRQ_CPU_RM9K | |
411 | select SWAP_IO_SPACE | |
7cf8053b | 412 | select SYS_HAS_CPU_RM9000 |
36a88530 | 413 | select SYS_HAS_EARLY_PRINTK |
5e83d430 RB |
414 | select SYS_SUPPORTS_32BIT_KERNEL |
415 | select SYS_SUPPORTS_64BIT_KERNEL | |
416 | select SYS_SUPPORTS_BIG_ENDIAN | |
417 | select SYS_SUPPORTS_HIGHMEM | |
e73ea273 | 418 | select SYS_SUPPORTS_SMP |
5e83d430 RB |
419 | help |
420 | Yosemite is an evaluation board for the RM9000x2 processor | |
421 | manufactured by PMC-Sierra. | |
1da177e4 | 422 | |
a3a0f8c8 DV |
423 | config POWERTV |
424 | bool "Cisco PowerTV" | |
425 | select BOOT_ELF32 | |
426 | select CEVT_R4K | |
427 | select CPU_MIPSR2_IRQ_VI | |
428 | select CPU_MIPSR2_IRQ_EI | |
429 | select CSRC_POWERTV | |
430 | select DMA_NONCOHERENT | |
431 | select HW_HAS_PCI | |
432 | select SYS_HAS_EARLY_PRINTK | |
433 | select SYS_HAS_CPU_MIPS32_R2 | |
434 | select SYS_SUPPORTS_32BIT_KERNEL | |
435 | select SYS_SUPPORTS_BIG_ENDIAN | |
436 | select SYS_SUPPORTS_HIGHMEM | |
437 | select USB_OHCI_LITTLE_ENDIAN | |
438 | help | |
439 | This enables support for the Cisco PowerTV Platform. | |
440 | ||
1da177e4 | 441 | config SGI_IP22 |
3fa986fa | 442 | bool "SGI IP22 (Indy/Indigo2)" |
1da177e4 LT |
443 | select ARC |
444 | select ARC32 | |
445 | select BOOT_ELF32 | |
42f77542 | 446 | select CEVT_R4K |
940f6b48 | 447 | select CSRC_R4K |
e2defae5 | 448 | select DEFAULT_SGI_PARTITION |
1da177e4 | 449 | select DMA_NONCOHERENT |
5e83d430 | 450 | select HW_HAS_EISA |
d865bea4 | 451 | select I8253 |
68de4803 | 452 | select I8259 |
1da177e4 LT |
453 | select IP22_CPU_SCACHE |
454 | select IRQ_CPU | |
aa414dff | 455 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
456 | select SGI_HAS_I8042 |
457 | select SGI_HAS_INDYDOG | |
36e5c21d | 458 | select SGI_HAS_HAL2 |
e2defae5 TB |
459 | select SGI_HAS_SEEQ |
460 | select SGI_HAS_WD93 | |
461 | select SGI_HAS_ZILOG | |
1da177e4 | 462 | select SWAP_IO_SPACE |
7cf8053b RB |
463 | select SYS_HAS_CPU_R4X00 |
464 | select SYS_HAS_CPU_R5000 | |
2b5e63f6 MM |
465 | # |
466 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
467 | # memory during early boot on some machines. | |
468 | # | |
469 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
470 | # for a more details discussion | |
471 | # | |
472 | # select SYS_HAS_EARLY_PRINTK | |
ed5ba2fb YY |
473 | select SYS_SUPPORTS_32BIT_KERNEL |
474 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 475 | select SYS_SUPPORTS_BIG_ENDIAN |
1da177e4 LT |
476 | help |
477 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
478 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
479 | that runs on these, say Y here. | |
480 | ||
481 | config SGI_IP27 | |
3fa986fa | 482 | bool "SGI IP27 (Origin200/2000)" |
1da177e4 LT |
483 | select ARC |
484 | select ARC64 | |
5e83d430 | 485 | select BOOT_ELF64 |
e2defae5 | 486 | select DEFAULT_SGI_PARTITION |
634286f1 | 487 | select DMA_COHERENT |
36a88530 | 488 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 489 | select HW_HAS_PCI |
130e2fb7 | 490 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 491 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 492 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 493 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 494 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 495 | select SYS_SUPPORTS_SMP |
1da177e4 LT |
496 | help |
497 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
498 | workstations. To compile a Linux kernel that runs on these, say Y | |
499 | here. | |
500 | ||
e2defae5 TB |
501 | config SGI_IP28 |
502 | bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)" | |
503 | depends on EXPERIMENTAL | |
504 | select ARC | |
505 | select ARC64 | |
506 | select BOOT_ELF64 | |
507 | select CEVT_R4K | |
508 | select CSRC_R4K | |
509 | select DEFAULT_SGI_PARTITION | |
510 | select DMA_NONCOHERENT | |
511 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
512 | select IRQ_CPU | |
513 | select HW_HAS_EISA | |
514 | select I8253 | |
515 | select I8259 | |
e2defae5 TB |
516 | select SGI_HAS_I8042 |
517 | select SGI_HAS_INDYDOG | |
5b438c44 | 518 | select SGI_HAS_HAL2 |
e2defae5 TB |
519 | select SGI_HAS_SEEQ |
520 | select SGI_HAS_WD93 | |
521 | select SGI_HAS_ZILOG | |
522 | select SWAP_IO_SPACE | |
523 | select SYS_HAS_CPU_R10000 | |
2b5e63f6 MM |
524 | # |
525 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
526 | # memory during early boot on some machines. | |
527 | # | |
528 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
529 | # for a more details discussion | |
530 | # | |
531 | # select SYS_HAS_EARLY_PRINTK | |
e2defae5 TB |
532 | select SYS_SUPPORTS_64BIT_KERNEL |
533 | select SYS_SUPPORTS_BIG_ENDIAN | |
534 | help | |
535 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
536 | kernel that runs on these, say Y here. | |
537 | ||
1da177e4 | 538 | config SGI_IP32 |
cfd2afc0 | 539 | bool "SGI IP32 (O2)" |
1da177e4 LT |
540 | select ARC |
541 | select ARC32 | |
542 | select BOOT_ELF32 | |
42f77542 | 543 | select CEVT_R4K |
940f6b48 | 544 | select CSRC_R4K |
1da177e4 LT |
545 | select DMA_NONCOHERENT |
546 | select HW_HAS_PCI | |
dd67b155 | 547 | select IRQ_CPU |
1da177e4 LT |
548 | select R5000_CPU_SCACHE |
549 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
550 | select SYS_HAS_CPU_R5000 |
551 | select SYS_HAS_CPU_R10000 if BROKEN | |
552 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 553 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 554 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 555 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 556 | help |
5e83d430 | 557 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 558 | |
ade299d8 YY |
559 | config SIBYTE_CRHINE |
560 | bool "Sibyte BCM91120C-CRhine" | |
561 | depends on EXPERIMENTAL | |
9a6dcea1 AI |
562 | select BOOT_ELF32 |
563 | select DMA_COHERENT | |
ade299d8 | 564 | select SIBYTE_BCM1120 |
9a6dcea1 | 565 | select SWAP_IO_SPACE |
7cf8053b | 566 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
567 | select SYS_SUPPORTS_BIG_ENDIAN |
568 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
569 | ||
ade299d8 YY |
570 | config SIBYTE_CARMEL |
571 | bool "Sibyte BCM91120x-Carmel" | |
572 | depends on EXPERIMENTAL | |
5e83d430 | 573 | select BOOT_ELF32 |
1da177e4 | 574 | select DMA_COHERENT |
ade299d8 | 575 | select SIBYTE_BCM1120 |
5e83d430 | 576 | select SWAP_IO_SPACE |
7cf8053b | 577 | select SYS_HAS_CPU_SB1 |
81731f79 | 578 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 579 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 580 | |
ade299d8 YY |
581 | config SIBYTE_CRHONE |
582 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
583 | depends on EXPERIMENTAL |
584 | select BOOT_ELF32 | |
585 | select DMA_COHERENT | |
ade299d8 | 586 | select SIBYTE_BCM1125 |
5e83d430 | 587 | select SWAP_IO_SPACE |
7cf8053b | 588 | select SYS_HAS_CPU_SB1 |
5e83d430 | 589 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 590 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 591 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 592 | |
5e83d430 | 593 | config SIBYTE_RHONE |
3fa986fa | 594 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
595 | depends on EXPERIMENTAL |
596 | select BOOT_ELF32 | |
597 | select DMA_COHERENT | |
598 | select SIBYTE_BCM1125H | |
599 | select SWAP_IO_SPACE | |
7cf8053b | 600 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
601 | select SYS_SUPPORTS_BIG_ENDIAN |
602 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 603 | |
ade299d8 YY |
604 | config SIBYTE_SWARM |
605 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 606 | select BOOT_ELF32 |
26a940e2 | 607 | select DMA_COHERENT |
fcf3ca4c | 608 | select HAVE_PATA_PLATFORM |
ade299d8 YY |
609 | select NR_CPUS_DEFAULT_2 |
610 | select SIBYTE_SB1250 | |
5e83d430 | 611 | select SWAP_IO_SPACE |
7cf8053b | 612 | select SYS_HAS_CPU_SB1 |
5e83d430 | 613 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 614 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 615 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 616 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 617 | |
ade299d8 YY |
618 | config SIBYTE_LITTLESUR |
619 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
620 | depends on EXPERIMENTAL |
621 | select BOOT_ELF32 | |
622 | select DMA_COHERENT | |
fcf3ca4c | 623 | select HAVE_PATA_PLATFORM |
130e2fb7 | 624 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
625 | select SIBYTE_SB1250 |
626 | select SWAP_IO_SPACE | |
7cf8053b | 627 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
628 | select SYS_SUPPORTS_BIG_ENDIAN |
629 | select SYS_SUPPORTS_HIGHMEM | |
630 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 631 | |
ade299d8 YY |
632 | config SIBYTE_SENTOSA |
633 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
634 | depends on EXPERIMENTAL |
635 | select BOOT_ELF32 | |
636 | select DMA_COHERENT | |
130e2fb7 | 637 | select NR_CPUS_DEFAULT_2 |
5e83d430 RB |
638 | select SIBYTE_SB1250 |
639 | select SWAP_IO_SPACE | |
7cf8053b | 640 | select SYS_HAS_CPU_SB1 |
5e83d430 | 641 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 642 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 643 | |
ade299d8 YY |
644 | config SIBYTE_BIGSUR |
645 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
646 | select BOOT_ELF32 |
647 | select DMA_COHERENT | |
ade299d8 | 648 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 649 | select SIBYTE_BCM1x80 |
5e83d430 | 650 | select SWAP_IO_SPACE |
7cf8053b | 651 | select SYS_HAS_CPU_SB1 |
5e83d430 | 652 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 653 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 654 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 655 | select ZONE_DMA32 if 64BIT |
1da177e4 | 656 | |
14b36af4 TB |
657 | config SNI_RM |
658 | bool "SNI RM200/300/400" | |
4a0312fc TB |
659 | select ARC if CPU_LITTLE_ENDIAN |
660 | select ARC32 if CPU_LITTLE_ENDIAN | |
231a35d3 | 661 | select SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 662 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 663 | select BOOT_ELF32 |
42f77542 | 664 | select CEVT_R4K |
940f6b48 | 665 | select CSRC_R4K |
e2defae5 | 666 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
667 | select DMA_NONCOHERENT |
668 | select GENERIC_ISA_DMA | |
8a118c38 | 669 | select HAVE_PCSPKR_PLATFORM |
5e83d430 | 670 | select HW_HAS_EISA |
1da177e4 | 671 | select HW_HAS_PCI |
c066a32a | 672 | select IRQ_CPU |
d865bea4 | 673 | select I8253 |
1da177e4 LT |
674 | select I8259 |
675 | select ISA | |
4a0312fc | 676 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 677 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 678 | select SYS_HAS_CPU_R5000 |
c066a32a | 679 | select SYS_HAS_CPU_R10000 |
4a0312fc | 680 | select R5000_CPU_SCACHE |
36a88530 | 681 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb YY |
682 | select SYS_SUPPORTS_32BIT_KERNEL |
683 | select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL | |
4a0312fc | 684 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 685 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 686 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 687 | help |
14b36af4 TB |
688 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
689 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
690 | Technology and now in turn merged with Fujitsu. Say Y here to |
691 | support this machine type. | |
692 | ||
edcaf1a6 AN |
693 | config MACH_TX39XX |
694 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 695 | |
edcaf1a6 AN |
696 | config MACH_TX49XX |
697 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 698 | |
73b4390f RB |
699 | config MIKROTIK_RB532 |
700 | bool "Mikrotik RB532 boards" | |
701 | select CEVT_R4K | |
702 | select CSRC_R4K | |
703 | select DMA_NONCOHERENT | |
73b4390f RB |
704 | select HW_HAS_PCI |
705 | select IRQ_CPU | |
706 | select SYS_HAS_CPU_MIPS32_R1 | |
707 | select SYS_SUPPORTS_32BIT_KERNEL | |
708 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
709 | select SWAP_IO_SPACE | |
710 | select BOOT_RAW | |
d888e25b | 711 | select ARCH_REQUIRE_GPIOLIB |
73b4390f RB |
712 | help |
713 | Support the Mikrotik(tm) RouterBoard 532 series, | |
714 | based on the IDT RC32434 SoC. | |
715 | ||
ade299d8 YY |
716 | config WR_PPMC |
717 | bool "Wind River PPMC board" | |
42f77542 | 718 | select CEVT_R4K |
940f6b48 | 719 | select CSRC_R4K |
ade299d8 YY |
720 | select IRQ_CPU |
721 | select BOOT_ELF32 | |
722 | select DMA_NONCOHERENT | |
723 | select HW_HAS_PCI | |
724 | select PCI_GT64XXX_PCI0 | |
725 | select SWAP_IO_SPACE | |
726 | select SYS_HAS_CPU_MIPS32_R1 | |
727 | select SYS_HAS_CPU_MIPS32_R2 | |
728 | select SYS_HAS_CPU_MIPS64_R1 | |
729 | select SYS_HAS_CPU_NEVADA | |
730 | select SYS_HAS_CPU_RM7000 | |
731 | select SYS_SUPPORTS_32BIT_KERNEL | |
732 | select SYS_SUPPORTS_64BIT_KERNEL | |
733 | select SYS_SUPPORTS_BIG_ENDIAN | |
734 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
735 | help | |
736 | This enables support for the Wind River MIPS32 4KC PPMC evaluation | |
737 | board, which is based on GT64120 bridge chip. | |
738 | ||
a86c7f72 | 739 | config CAVIUM_OCTEON_SIMULATOR |
c9d89d97 | 740 | bool "Cavium Networks Octeon Simulator" |
a86c7f72 DD |
741 | select CEVT_R4K |
742 | select 64BIT_PHYS_ADDR | |
743 | select DMA_COHERENT | |
744 | select SYS_SUPPORTS_64BIT_KERNEL | |
745 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 746 | select SYS_SUPPORTS_HOTPLUG_CPU |
5e683389 | 747 | select SYS_HAS_CPU_CAVIUM_OCTEON |
465aaed0 | 748 | select HOLES_IN_ZONE |
a86c7f72 DD |
749 | help |
750 | The Octeon simulator is software performance model of the Cavium | |
751 | Octeon Processor. It supports simulating Octeon processors on x86 | |
752 | hardware. | |
753 | ||
754 | config CAVIUM_OCTEON_REFERENCE_BOARD | |
c9d89d97 | 755 | bool "Cavium Networks Octeon reference board" |
a86c7f72 DD |
756 | select CEVT_R4K |
757 | select 64BIT_PHYS_ADDR | |
758 | select DMA_COHERENT | |
759 | select SYS_SUPPORTS_64BIT_KERNEL | |
760 | select SYS_SUPPORTS_BIG_ENDIAN | |
773cb77d | 761 | select SYS_SUPPORTS_HOTPLUG_CPU |
a86c7f72 | 762 | select SYS_HAS_EARLY_PRINTK |
5e683389 | 763 | select SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 | 764 | select SWAP_IO_SPACE |
e8635b48 DD |
765 | select HW_HAS_PCI |
766 | select ARCH_SUPPORTS_MSI | |
f00e001e | 767 | select ZONE_DMA32 |
340fbb8b DD |
768 | select USB_ARCH_HAS_OHCI |
769 | select USB_ARCH_HAS_EHCI | |
465aaed0 | 770 | select HOLES_IN_ZONE |
a86c7f72 DD |
771 | help |
772 | This option supports all of the Octeon reference boards from Cavium | |
773 | Networks. It builds a kernel that dynamically determines the Octeon | |
774 | CPU type and supports all known board reference implementations. | |
775 | Some of the supported boards are: | |
776 | EBT3000 | |
777 | EBH3000 | |
778 | EBH3100 | |
779 | Thunder | |
780 | Kodama | |
781 | Hikari | |
782 | Say Y here for most Octeon reference boards. | |
783 | ||
7f058e85 J |
784 | config NLM_XLR_BOARD |
785 | bool "Netlogic XLR/XLS based systems" | |
786 | depends on EXPERIMENTAL | |
787 | select BOOT_ELF32 | |
788 | select NLM_COMMON | |
7f058e85 J |
789 | select SYS_HAS_CPU_XLR |
790 | select SYS_SUPPORTS_SMP | |
791 | select HW_HAS_PCI | |
792 | select SWAP_IO_SPACE | |
793 | select SYS_SUPPORTS_32BIT_KERNEL | |
794 | select SYS_SUPPORTS_64BIT_KERNEL | |
795 | select 64BIT_PHYS_ADDR | |
796 | select SYS_SUPPORTS_BIG_ENDIAN | |
797 | select SYS_SUPPORTS_HIGHMEM | |
798 | select DMA_COHERENT | |
799 | select NR_CPUS_DEFAULT_32 | |
800 | select CEVT_R4K | |
801 | select CSRC_R4K | |
802 | select IRQ_CPU | |
f32671a8 | 803 | select ARCH_SUPPORTS_MSI |
7f058e85 J |
804 | select ZONE_DMA if 64BIT |
805 | select SYNC_R4K | |
806 | select SYS_HAS_EARLY_PRINTK | |
f35574a3 J |
807 | select USB_ARCH_HAS_OHCI if USB_SUPPORT |
808 | select USB_ARCH_HAS_EHCI if USB_SUPPORT | |
7f058e85 J |
809 | help |
810 | Support for systems based on Netlogic XLR and XLS processors. | |
811 | Say Y here if you have a XLR or XLS based board. | |
812 | ||
1c773ea4 J |
813 | config NLM_XLP_BOARD |
814 | bool "Netlogic XLP based systems" | |
815 | depends on EXPERIMENTAL | |
816 | select BOOT_ELF32 | |
817 | select NLM_COMMON | |
818 | select SYS_HAS_CPU_XLP | |
819 | select SYS_SUPPORTS_SMP | |
820 | select HW_HAS_PCI | |
1c773ea4 J |
821 | select SYS_SUPPORTS_32BIT_KERNEL |
822 | select SYS_SUPPORTS_64BIT_KERNEL | |
823 | select 64BIT_PHYS_ADDR | |
824 | select SYS_SUPPORTS_BIG_ENDIAN | |
825 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
826 | select SYS_SUPPORTS_HIGHMEM | |
827 | select DMA_COHERENT | |
828 | select NR_CPUS_DEFAULT_32 | |
829 | select CEVT_R4K | |
830 | select CSRC_R4K | |
831 | select IRQ_CPU | |
832 | select ZONE_DMA if 64BIT | |
833 | select SYNC_R4K | |
834 | select SYS_HAS_EARLY_PRINTK | |
835 | help | |
836 | This board is based on Netlogic XLP Processor. | |
837 | Say Y here if you have a XLP based board. | |
838 | ||
5e83d430 | 839 | endchoice |
1da177e4 | 840 | |
e8c7c482 | 841 | source "arch/mips/alchemy/Kconfig" |
d4a67d9d | 842 | source "arch/mips/ath79/Kconfig" |
a656ffcb | 843 | source "arch/mips/bcm47xx/Kconfig" |
e7300d04 | 844 | source "arch/mips/bcm63xx/Kconfig" |
5e83d430 | 845 | source "arch/mips/jazz/Kconfig" |
5ebabe59 | 846 | source "arch/mips/jz4740/Kconfig" |
8ec6d935 | 847 | source "arch/mips/lantiq/Kconfig" |
1f21d2bd | 848 | source "arch/mips/lasat/Kconfig" |
5e83d430 | 849 | source "arch/mips/pmc-sierra/Kconfig" |
a3a0f8c8 | 850 | source "arch/mips/powertv/Kconfig" |
29c48699 | 851 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 852 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 853 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 854 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 855 | source "arch/mips/cavium-octeon/Kconfig" |
85749d24 | 856 | source "arch/mips/loongson/Kconfig" |
ca585cf9 | 857 | source "arch/mips/loongson1/Kconfig" |
7f058e85 | 858 | source "arch/mips/netlogic/Kconfig" |
38b18f72 | 859 | |
5e83d430 RB |
860 | endmenu |
861 | ||
1da177e4 LT |
862 | config RWSEM_GENERIC_SPINLOCK |
863 | bool | |
864 | default y | |
865 | ||
866 | config RWSEM_XCHGADD_ALGORITHM | |
867 | bool | |
868 | ||
f0d1b0b3 DH |
869 | config ARCH_HAS_ILOG2_U32 |
870 | bool | |
871 | default n | |
872 | ||
873 | config ARCH_HAS_ILOG2_U64 | |
874 | bool | |
875 | default n | |
876 | ||
3c9ee7ef AM |
877 | config GENERIC_HWEIGHT |
878 | bool | |
879 | default y | |
880 | ||
1da177e4 LT |
881 | config GENERIC_CALIBRATE_DELAY |
882 | bool | |
883 | default y | |
884 | ||
ae1e9130 | 885 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
886 | bool |
887 | default y | |
888 | ||
1da177e4 LT |
889 | # |
890 | # Select some configuration options automatically based on user selections. | |
891 | # | |
892 | config ARC | |
893 | bool | |
1da177e4 | 894 | |
61ed242d RB |
895 | config ARCH_MAY_HAVE_PC_FDC |
896 | bool | |
897 | ||
9267a30d MSJ |
898 | config BOOT_RAW |
899 | bool | |
900 | ||
217dd11e RB |
901 | config CEVT_BCM1480 |
902 | bool | |
903 | ||
6457d9fc YY |
904 | config CEVT_DS1287 |
905 | bool | |
906 | ||
1097c6ac YY |
907 | config CEVT_GT641XX |
908 | bool | |
909 | ||
779e7d41 ML |
910 | config CEVT_R4K_LIB |
911 | bool | |
912 | ||
42f77542 | 913 | config CEVT_R4K |
779e7d41 | 914 | select CEVT_R4K_LIB |
42f77542 RB |
915 | bool |
916 | ||
217dd11e RB |
917 | config CEVT_SB1250 |
918 | bool | |
919 | ||
229f773e AN |
920 | config CEVT_TXX9 |
921 | bool | |
922 | ||
217dd11e RB |
923 | config CSRC_BCM1480 |
924 | bool | |
925 | ||
4247417d YY |
926 | config CSRC_IOASIC |
927 | bool | |
928 | ||
a3a0f8c8 DV |
929 | config CSRC_POWERTV |
930 | bool | |
931 | ||
779e7d41 ML |
932 | config CSRC_R4K_LIB |
933 | bool | |
934 | ||
940f6b48 | 935 | config CSRC_R4K |
779e7d41 | 936 | select CSRC_R4K_LIB |
940f6b48 RB |
937 | bool |
938 | ||
217dd11e RB |
939 | config CSRC_SB1250 |
940 | bool | |
941 | ||
a9aec7fe AN |
942 | config GPIO_TXX9 |
943 | select GENERIC_GPIO | |
7444a72e | 944 | select ARCH_REQUIRE_GPIOLIB |
a9aec7fe AN |
945 | bool |
946 | ||
df78b5c8 AJ |
947 | config CFE |
948 | bool | |
949 | ||
4bafad92 FT |
950 | config ARCH_DMA_ADDR_T_64BIT |
951 | def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT | |
952 | ||
4ce588cd | 953 | config DMA_COHERENT |
1da177e4 LT |
954 | bool |
955 | ||
4ce588cd RB |
956 | config DMA_NONCOHERENT |
957 | bool | |
e1e02b32 | 958 | select NEED_DMA_MAP_STATE |
4ce588cd | 959 | |
e1e02b32 | 960 | config NEED_DMA_MAP_STATE |
1da177e4 LT |
961 | bool |
962 | ||
36a88530 | 963 | config SYS_HAS_EARLY_PRINTK |
1da177e4 | 964 | bool |
1da177e4 | 965 | |
dbb74540 | 966 | config HOTPLUG_CPU |
1b2bc75c RB |
967 | bool "Support for hot-pluggable CPUs" |
968 | depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU | |
969 | help | |
970 | Say Y here to allow turning CPUs off and on. CPUs can be | |
971 | controlled through /sys/devices/system/cpu. | |
972 | (Note: power management support will enable this option | |
973 | automatically on SMP systems. ) | |
974 | Say N if you want to disable CPU hotplug. | |
975 | ||
976 | config SYS_SUPPORTS_HOTPLUG_CPU | |
dbb74540 | 977 | bool |
dbb74540 | 978 | |
1da177e4 LT |
979 | config I8259 |
980 | bool | |
1da177e4 | 981 | |
1da177e4 LT |
982 | config MIPS_BONITO64 |
983 | bool | |
1da177e4 LT |
984 | |
985 | config MIPS_MSC | |
986 | bool | |
1da177e4 | 987 | |
1f21d2bd BM |
988 | config MIPS_NILE4 |
989 | bool | |
990 | ||
1da177e4 LT |
991 | config MIPS_DISABLE_OBSOLETE_IDE |
992 | bool | |
993 | ||
39b8d525 RB |
994 | config SYNC_R4K |
995 | bool | |
996 | ||
487d70d0 GJ |
997 | config MIPS_MACHINE |
998 | def_bool n | |
999 | ||
d388d685 MR |
1000 | config NO_IOPORT |
1001 | def_bool n | |
1002 | ||
8313da30 RB |
1003 | config GENERIC_ISA_DMA |
1004 | bool | |
1005 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
a35bee8a | 1006 | select ISA_DMA_API |
8313da30 | 1007 | |
aa414dff RB |
1008 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
1009 | bool | |
8313da30 | 1010 | select GENERIC_ISA_DMA |
aa414dff | 1011 | |
a35bee8a NK |
1012 | config ISA_DMA_API |
1013 | bool | |
1014 | ||
09663335 YY |
1015 | config GENERIC_GPIO |
1016 | bool | |
1017 | ||
465aaed0 DD |
1018 | config HOLES_IN_ZONE |
1019 | bool | |
1020 | ||
5e83d430 | 1021 | # |
6b2aac42 | 1022 | # Endianness selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
1023 | # answer,so we try hard to limit the available choices. Also the use of a |
1024 | # choice statement should be more obvious to the user. | |
1025 | # | |
1026 | choice | |
6b2aac42 | 1027 | prompt "Endianness selection" |
1da177e4 LT |
1028 | help |
1029 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 1030 | byte order. These modes require different kernels and a different |
3cb2fccc | 1031 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 1032 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 1033 | one or the other endianness. |
5e83d430 RB |
1034 | |
1035 | config CPU_BIG_ENDIAN | |
1036 | bool "Big endian" | |
1037 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
1038 | ||
1039 | config CPU_LITTLE_ENDIAN | |
1040 | bool "Little endian" | |
1041 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
1042 | help | |
1043 | ||
1044 | endchoice | |
1045 | ||
22b0763a DD |
1046 | config EXPORT_UASM |
1047 | bool | |
1048 | ||
2116245e RB |
1049 | config SYS_SUPPORTS_APM_EMULATION |
1050 | bool | |
1051 | ||
5e83d430 RB |
1052 | config SYS_SUPPORTS_BIG_ENDIAN |
1053 | bool | |
1054 | ||
1055 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
1056 | bool | |
1da177e4 | 1057 | |
9cffd154 DD |
1058 | config SYS_SUPPORTS_HUGETLBFS |
1059 | bool | |
1060 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT | |
1061 | default y | |
1062 | ||
1da177e4 LT |
1063 | config IRQ_CPU |
1064 | bool | |
1065 | ||
1066 | config IRQ_CPU_RM7K | |
1067 | bool | |
1068 | ||
5e83d430 RB |
1069 | config IRQ_CPU_RM9K |
1070 | bool | |
1071 | ||
9267a30d MSJ |
1072 | config IRQ_MSP_SLP |
1073 | bool | |
1074 | ||
1075 | config IRQ_MSP_CIC | |
1076 | bool | |
1077 | ||
8420fd00 AN |
1078 | config IRQ_TXX9 |
1079 | bool | |
1080 | ||
d5ab1a69 YY |
1081 | config IRQ_GT641XX |
1082 | bool | |
1083 | ||
39b8d525 RB |
1084 | config IRQ_GIC |
1085 | bool | |
1086 | ||
1da177e4 LT |
1087 | config MIPS_BOARDS_GEN |
1088 | bool | |
1da177e4 | 1089 | |
252161ec | 1090 | config PCI_GT64XXX_PCI0 |
1da177e4 | 1091 | bool |
1da177e4 | 1092 | |
9267a30d MSJ |
1093 | config NO_EXCEPT_FILL |
1094 | bool | |
1095 | ||
663c3d90 | 1096 | config MIPS_RM9122 |
1097 | bool | |
1098 | select SERIAL_RM9000 | |
663c3d90 | 1099 | |
a83860c2 RB |
1100 | config SOC_EMMA2RH |
1101 | bool | |
1102 | select CEVT_R4K | |
1103 | select CSRC_R4K | |
1104 | select DMA_NONCOHERENT | |
1105 | select IRQ_CPU | |
1106 | select SWAP_IO_SPACE | |
1107 | select SYS_HAS_CPU_R5500 | |
1108 | select SYS_SUPPORTS_32BIT_KERNEL | |
1109 | select SYS_SUPPORTS_64BIT_KERNEL | |
1110 | select SYS_SUPPORTS_BIG_ENDIAN | |
1111 | ||
edb6310a DL |
1112 | config SOC_PNX833X |
1113 | bool | |
1114 | select CEVT_R4K | |
1115 | select CSRC_R4K | |
1116 | select IRQ_CPU | |
1117 | select DMA_NONCOHERENT | |
1118 | select SYS_HAS_CPU_MIPS32_R2 | |
1119 | select SYS_SUPPORTS_32BIT_KERNEL | |
1120 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1121 | select SYS_SUPPORTS_BIG_ENDIAN | |
edb6310a DL |
1122 | select GENERIC_GPIO |
1123 | select CPU_MIPSR2_IRQ_VI | |
1124 | ||
1125 | config SOC_PNX8335 | |
1126 | bool | |
1127 | select SOC_PNX833X | |
1128 | ||
bdf21b18 PP |
1129 | config PNX8550 |
1130 | bool | |
1131 | select SOC_PNX8550 | |
1132 | ||
1133 | config SOC_PNX8550 | |
1134 | bool | |
bdf21b18 PP |
1135 | select DMA_NONCOHERENT |
1136 | select HW_HAS_PCI | |
b8c2a77c | 1137 | select SYS_HAS_CPU_MIPS32_R1 |
36a88530 | 1138 | select SYS_HAS_EARLY_PRINTK |
7cf8053b | 1139 | select SYS_SUPPORTS_32BIT_KERNEL |
4ead1681 | 1140 | select GENERIC_GPIO |
bdf21b18 | 1141 | |
1da177e4 LT |
1142 | config SWAP_IO_SPACE |
1143 | bool | |
1144 | ||
663c3d90 | 1145 | config SERIAL_RM9000 |
1146 | bool | |
1147 | ||
e2defae5 TB |
1148 | config SGI_HAS_INDYDOG |
1149 | bool | |
1150 | ||
5b438c44 TB |
1151 | config SGI_HAS_HAL2 |
1152 | bool | |
1153 | ||
e2defae5 TB |
1154 | config SGI_HAS_SEEQ |
1155 | bool | |
1156 | ||
1157 | config SGI_HAS_WD93 | |
1158 | bool | |
1159 | ||
1160 | config SGI_HAS_ZILOG | |
1161 | bool | |
1162 | ||
1163 | config SGI_HAS_I8042 | |
1164 | bool | |
1165 | ||
1166 | config DEFAULT_SGI_PARTITION | |
1167 | bool | |
1168 | ||
5e83d430 RB |
1169 | config ARC32 |
1170 | bool | |
1171 | ||
231a35d3 TB |
1172 | config SNIPROM |
1173 | bool | |
1174 | ||
1da177e4 LT |
1175 | config BOOT_ELF32 |
1176 | bool | |
1da177e4 LT |
1177 | |
1178 | config MIPS_L1_CACHE_SHIFT | |
1179 | int | |
c7088755 | 1180 | default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL |
0db2b74e | 1181 | default "6" if MIPS_CPU_SCACHE |
a86c7f72 | 1182 | default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1183 | default "5" |
1184 | ||
1da177e4 LT |
1185 | config HAVE_STD_PC_SERIAL_PORT |
1186 | bool | |
1187 | ||
1da177e4 LT |
1188 | config ARC_CONSOLE |
1189 | bool "ARC console support" | |
e2defae5 | 1190 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
1191 | |
1192 | config ARC_MEMORY | |
1193 | bool | |
14b36af4 | 1194 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1195 | default y |
1196 | ||
1197 | config ARC_PROMLIB | |
1198 | bool | |
e2defae5 | 1199 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1200 | default y |
1201 | ||
1202 | config ARC64 | |
1203 | bool | |
1da177e4 LT |
1204 | |
1205 | config BOOT_ELF64 | |
1206 | bool | |
1da177e4 | 1207 | |
1da177e4 LT |
1208 | menu "CPU selection" |
1209 | ||
1210 | choice | |
1211 | prompt "CPU type" | |
1212 | default CPU_R4X00 | |
1213 | ||
3702bba5 WZ |
1214 | config CPU_LOONGSON2E |
1215 | bool "Loongson 2E" | |
1216 | depends on SYS_HAS_CPU_LOONGSON2E | |
1217 | select CPU_LOONGSON2 | |
2a21c730 FZ |
1218 | help |
1219 | The Loongson 2E processor implements the MIPS III instruction set | |
1220 | with many extensions. | |
1221 | ||
25985edc | 1222 | It has an internal FPGA northbridge, which is compatible to |
6f7a251a WZ |
1223 | bonito64. |
1224 | ||
1225 | config CPU_LOONGSON2F | |
1226 | bool "Loongson 2F" | |
1227 | depends on SYS_HAS_CPU_LOONGSON2F | |
1228 | select CPU_LOONGSON2 | |
c197da91 AP |
1229 | select GENERIC_GPIO |
1230 | select ARCH_REQUIRE_GPIOLIB | |
6f7a251a WZ |
1231 | help |
1232 | The Loongson 2F processor implements the MIPS III instruction set | |
1233 | with many extensions. | |
1234 | ||
1235 | Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller | |
1236 | have a similar programming interface with FPGA northbridge used in | |
1237 | Loongson2E. | |
1238 | ||
ca585cf9 KC |
1239 | config CPU_LOONGSON1B |
1240 | bool "Loongson 1B" | |
1241 | depends on SYS_HAS_CPU_LOONGSON1B | |
1242 | select CPU_LOONGSON1 | |
1243 | help | |
1244 | The Loongson 1B is a 32-bit SoC, which implements the MIPS32 | |
1245 | release 2 instruction set. | |
1246 | ||
6e760c8d RB |
1247 | config CPU_MIPS32_R1 |
1248 | bool "MIPS32 Release 1" | |
7cf8053b | 1249 | depends on SYS_HAS_CPU_MIPS32_R1 |
6e760c8d | 1250 | select CPU_HAS_PREFETCH |
797798c1 | 1251 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1252 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1253 | help |
5e83d430 | 1254 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1255 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1256 | MIPS processor are based on a MIPS32 processor. If you know the | |
1257 | specific type of processor in your system, choose those that one | |
1258 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1259 | Release 2 of the MIPS32 architecture is available since several | |
1260 | years so chances are you even have a MIPS32 Release 2 processor | |
1261 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1262 | performance. | |
1263 | ||
1264 | config CPU_MIPS32_R2 | |
1265 | bool "MIPS32 Release 2" | |
7cf8053b | 1266 | depends on SYS_HAS_CPU_MIPS32_R2 |
1e5f1caa | 1267 | select CPU_HAS_PREFETCH |
797798c1 | 1268 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1269 | select CPU_SUPPORTS_HIGHMEM |
6e760c8d | 1270 | help |
5e83d430 | 1271 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1272 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1273 | MIPS processor are based on a MIPS32 processor. If you know the | |
1274 | specific type of processor in your system, choose those that one | |
1275 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1276 | ||
1277 | config CPU_MIPS64_R1 | |
1278 | bool "MIPS64 Release 1" | |
7cf8053b | 1279 | depends on SYS_HAS_CPU_MIPS64_R1 |
797798c1 | 1280 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1281 | select CPU_SUPPORTS_32BIT_KERNEL |
1282 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1283 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1284 | select CPU_SUPPORTS_HUGEPAGES |
6e760c8d RB |
1285 | help |
1286 | Choose this option to build a kernel for release 1 or later of the | |
1287 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1288 | MIPS processor are based on a MIPS64 processor. If you know the | |
1289 | specific type of processor in your system, choose those that one | |
1290 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1291 | Release 2 of the MIPS64 architecture is available since several |
1292 | years so chances are you even have a MIPS64 Release 2 processor | |
1293 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1294 | performance. | |
1295 | ||
1296 | config CPU_MIPS64_R2 | |
1297 | bool "MIPS64 Release 2" | |
7cf8053b | 1298 | depends on SYS_HAS_CPU_MIPS64_R2 |
797798c1 | 1299 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1300 | select CPU_SUPPORTS_32BIT_KERNEL |
1301 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1302 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1303 | select CPU_SUPPORTS_HUGEPAGES |
1e5f1caa RB |
1304 | help |
1305 | Choose this option to build a kernel for release 2 or later of the | |
1306 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1307 | MIPS processor are based on a MIPS64 processor. If you know the | |
1308 | specific type of processor in your system, choose those that one | |
1309 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 LT |
1310 | |
1311 | config CPU_R3000 | |
1312 | bool "R3000" | |
7cf8053b | 1313 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1314 | select CPU_HAS_WB |
ed5ba2fb | 1315 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1316 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1317 | help |
1318 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1319 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1320 | *not* work on R4000 machines and vice versa. However, since most | |
1321 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1322 | might be a safe bet. If the resulting kernel does not work, | |
1323 | try to recompile with R3000. | |
1324 | ||
1325 | config CPU_TX39XX | |
1326 | bool "R39XX" | |
7cf8053b | 1327 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1328 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1329 | |
1330 | config CPU_VR41XX | |
1331 | bool "R41xx" | |
7cf8053b | 1332 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1333 | select CPU_SUPPORTS_32BIT_KERNEL |
1334 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1335 | help |
5e83d430 | 1336 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1337 | Only choose this option if you have one of these processors as a |
1338 | kernel built with this option will not run on any other type of | |
1339 | processor or vice versa. | |
1340 | ||
1341 | config CPU_R4300 | |
1342 | bool "R4300" | |
7cf8053b | 1343 | depends on SYS_HAS_CPU_R4300 |
ed5ba2fb YY |
1344 | select CPU_SUPPORTS_32BIT_KERNEL |
1345 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1346 | help |
1347 | MIPS Technologies R4300-series processors. | |
1348 | ||
1349 | config CPU_R4X00 | |
1350 | bool "R4x00" | |
7cf8053b | 1351 | depends on SYS_HAS_CPU_R4X00 |
ed5ba2fb YY |
1352 | select CPU_SUPPORTS_32BIT_KERNEL |
1353 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1354 | help |
1355 | MIPS Technologies R4000-series processors other than 4300, including | |
1356 | the R4000, R4400, R4600, and 4700. | |
1357 | ||
1358 | config CPU_TX49XX | |
1359 | bool "R49XX" | |
7cf8053b | 1360 | depends on SYS_HAS_CPU_TX49XX |
de862b48 | 1361 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1362 | select CPU_SUPPORTS_32BIT_KERNEL |
1363 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1364 | |
1365 | config CPU_R5000 | |
1366 | bool "R5000" | |
7cf8053b | 1367 | depends on SYS_HAS_CPU_R5000 |
ed5ba2fb YY |
1368 | select CPU_SUPPORTS_32BIT_KERNEL |
1369 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1370 | help |
1371 | MIPS Technologies R5000-series processors other than the Nevada. | |
1372 | ||
1373 | config CPU_R5432 | |
1374 | bool "R5432" | |
7cf8053b | 1375 | depends on SYS_HAS_CPU_R5432 |
5e83d430 RB |
1376 | select CPU_SUPPORTS_32BIT_KERNEL |
1377 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1378 | |
542c1020 SK |
1379 | config CPU_R5500 |
1380 | bool "R5500" | |
1381 | depends on SYS_HAS_CPU_R5500 | |
542c1020 SK |
1382 | select CPU_SUPPORTS_32BIT_KERNEL |
1383 | select CPU_SUPPORTS_64BIT_KERNEL | |
9cffd154 | 1384 | select CPU_SUPPORTS_HUGEPAGES |
542c1020 SK |
1385 | help |
1386 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1387 | instruction set. | |
1388 | ||
1da177e4 LT |
1389 | config CPU_R6000 |
1390 | bool "R6000" | |
ed5ba2fb | 1391 | depends on EXPERIMENTAL |
7cf8053b | 1392 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1393 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1394 | help |
1395 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1396 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1397 | |
1398 | config CPU_NEVADA | |
1399 | bool "RM52xx" | |
7cf8053b | 1400 | depends on SYS_HAS_CPU_NEVADA |
ed5ba2fb YY |
1401 | select CPU_SUPPORTS_32BIT_KERNEL |
1402 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1403 | help |
1404 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1405 | ||
1406 | config CPU_R8000 | |
1407 | bool "R8000" | |
ed5ba2fb | 1408 | depends on EXPERIMENTAL |
7cf8053b | 1409 | depends on SYS_HAS_CPU_R8000 |
5e83d430 | 1410 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1411 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1412 | help |
1413 | MIPS Technologies R8000 processors. Note these processors are | |
1414 | uncommon and the support for them is incomplete. | |
1415 | ||
1416 | config CPU_R10000 | |
1417 | bool "R10000" | |
7cf8053b | 1418 | depends on SYS_HAS_CPU_R10000 |
5e83d430 | 1419 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1420 | select CPU_SUPPORTS_32BIT_KERNEL |
1421 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1422 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1423 | help |
1424 | MIPS Technologies R10000-series processors. | |
1425 | ||
1426 | config CPU_RM7000 | |
1427 | bool "RM7000" | |
7cf8053b | 1428 | depends on SYS_HAS_CPU_RM7000 |
5e83d430 | 1429 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1430 | select CPU_SUPPORTS_32BIT_KERNEL |
1431 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1432 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1433 | |
1434 | config CPU_RM9000 | |
1435 | bool "RM9000" | |
7cf8053b | 1436 | depends on SYS_HAS_CPU_RM9000 |
5e83d430 | 1437 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1438 | select CPU_SUPPORTS_32BIT_KERNEL |
1439 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1440 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1441 | select WEAK_ORDERING |
1da177e4 LT |
1442 | |
1443 | config CPU_SB1 | |
1444 | bool "SB1" | |
7cf8053b | 1445 | depends on SYS_HAS_CPU_SB1 |
ed5ba2fb YY |
1446 | select CPU_SUPPORTS_32BIT_KERNEL |
1447 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1448 | select CPU_SUPPORTS_HIGHMEM |
0004a9df | 1449 | select WEAK_ORDERING |
1da177e4 | 1450 | |
a86c7f72 DD |
1451 | config CPU_CAVIUM_OCTEON |
1452 | bool "Cavium Octeon processor" | |
5e683389 | 1453 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
7ee91de4 | 1454 | select ARCH_SPARSEMEM_ENABLE |
a86c7f72 DD |
1455 | select CPU_HAS_PREFETCH |
1456 | select CPU_SUPPORTS_64BIT_KERNEL | |
1457 | select SYS_SUPPORTS_SMP | |
1458 | select NR_CPUS_DEFAULT_16 | |
1459 | select WEAK_ORDERING | |
a86c7f72 | 1460 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1461 | select CPU_SUPPORTS_HUGEPAGES |
7ed18152 DD |
1462 | select LIBFDT |
1463 | select USE_OF | |
a86c7f72 DD |
1464 | help |
1465 | The Cavium Octeon processor is a highly integrated chip containing | |
1466 | many ethernet hardware widgets for networking tasks. The processor | |
1467 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1468 | Full details can be found at http://www.caviumnetworks.com. | |
1469 | ||
c1c0c461 KC |
1470 | config CPU_BMIPS3300 |
1471 | bool "BMIPS3300" | |
1472 | depends on SYS_HAS_CPU_BMIPS3300 | |
1bbb6c1b | 1473 | select CPU_BMIPS |
c1c0c461 KC |
1474 | help |
1475 | Broadcom BMIPS3300 processors. | |
1476 | ||
1477 | config CPU_BMIPS4350 | |
1478 | bool "BMIPS4350" | |
1479 | depends on SYS_HAS_CPU_BMIPS4350 | |
1bbb6c1b | 1480 | select CPU_BMIPS |
c1c0c461 KC |
1481 | select SYS_SUPPORTS_SMP |
1482 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1483 | help |
1484 | Broadcom BMIPS4350 ("VIPER") processors. | |
1485 | ||
1486 | config CPU_BMIPS4380 | |
1487 | bool "BMIPS4380" | |
1488 | depends on SYS_HAS_CPU_BMIPS4380 | |
1bbb6c1b | 1489 | select CPU_BMIPS |
c1c0c461 KC |
1490 | select SYS_SUPPORTS_SMP |
1491 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1492 | help |
1493 | Broadcom BMIPS4380 processors. | |
1494 | ||
1495 | config CPU_BMIPS5000 | |
1496 | bool "BMIPS5000" | |
1497 | depends on SYS_HAS_CPU_BMIPS5000 | |
1bbb6c1b | 1498 | select CPU_BMIPS |
c1c0c461 | 1499 | select CPU_SUPPORTS_HIGHMEM |
1bbb6c1b | 1500 | select MIPS_CPU_SCACHE |
c1c0c461 KC |
1501 | select SYS_SUPPORTS_SMP |
1502 | select SYS_SUPPORTS_HOTPLUG_CPU | |
c1c0c461 KC |
1503 | help |
1504 | Broadcom BMIPS5000 processors. | |
1505 | ||
7f058e85 J |
1506 | config CPU_XLR |
1507 | bool "Netlogic XLR SoC" | |
1508 | depends on SYS_HAS_CPU_XLR | |
1509 | select CPU_SUPPORTS_32BIT_KERNEL | |
1510 | select CPU_SUPPORTS_64BIT_KERNEL | |
1511 | select CPU_SUPPORTS_HIGHMEM | |
1512 | select WEAK_ORDERING | |
1513 | select WEAK_REORDERING_BEYOND_LLSC | |
1514 | select CPU_SUPPORTS_HUGEPAGES | |
1515 | help | |
1516 | Netlogic Microsystems XLR/XLS processors. | |
1c773ea4 J |
1517 | |
1518 | config CPU_XLP | |
1519 | bool "Netlogic XLP SoC" | |
1520 | depends on SYS_HAS_CPU_XLP | |
1521 | select CPU_SUPPORTS_32BIT_KERNEL | |
1522 | select CPU_SUPPORTS_64BIT_KERNEL | |
1523 | select CPU_SUPPORTS_HIGHMEM | |
1524 | select CPU_HAS_LLSC | |
1525 | select WEAK_ORDERING | |
1526 | select WEAK_REORDERING_BEYOND_LLSC | |
1527 | select CPU_HAS_PREFETCH | |
1528 | help | |
1529 | Netlogic Microsystems XLP processors. | |
1da177e4 LT |
1530 | endchoice |
1531 | ||
622844bf WZ |
1532 | if CPU_LOONGSON2F |
1533 | config CPU_NOP_WORKAROUNDS | |
1534 | bool | |
1535 | ||
1536 | config CPU_JUMP_WORKAROUNDS | |
1537 | bool | |
1538 | ||
1539 | config CPU_LOONGSON2F_WORKAROUNDS | |
1540 | bool "Loongson 2F Workarounds" | |
1541 | default y | |
1542 | select CPU_NOP_WORKAROUNDS | |
1543 | select CPU_JUMP_WORKAROUNDS | |
1544 | help | |
1545 | Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which | |
1546 | require workarounds. Without workarounds the system may hang | |
1547 | unexpectedly. For more information please refer to the gas | |
1548 | -mfix-loongson2f-nop and -mfix-loongson2f-jump options. | |
1549 | ||
1550 | Loongson 2F03 and later have fixed these issues and no workarounds | |
1551 | are needed. The workarounds have no significant side effect on them | |
1552 | but may decrease the performance of the system so this option should | |
1553 | be disabled unless the kernel is intended to be run on 2F01 or 2F02 | |
1554 | systems. | |
1555 | ||
1556 | If unsure, please say Y. | |
1557 | endif # CPU_LOONGSON2F | |
1558 | ||
1b93b3c3 WZ |
1559 | config SYS_SUPPORTS_ZBOOT |
1560 | bool | |
1561 | select HAVE_KERNEL_GZIP | |
1562 | select HAVE_KERNEL_BZIP2 | |
1563 | select HAVE_KERNEL_LZMA | |
fe1d45e0 | 1564 | select HAVE_KERNEL_LZO |
1b93b3c3 WZ |
1565 | |
1566 | config SYS_SUPPORTS_ZBOOT_UART16550 | |
1567 | bool | |
1568 | select SYS_SUPPORTS_ZBOOT | |
1569 | ||
3702bba5 WZ |
1570 | config CPU_LOONGSON2 |
1571 | bool | |
1572 | select CPU_SUPPORTS_32BIT_KERNEL | |
1573 | select CPU_SUPPORTS_64BIT_KERNEL | |
1574 | select CPU_SUPPORTS_HIGHMEM | |
1575 | ||
ca585cf9 KC |
1576 | config CPU_LOONGSON1 |
1577 | bool | |
1578 | select CPU_MIPS32 | |
1579 | select CPU_MIPSR2 | |
1580 | select CPU_HAS_PREFETCH | |
1581 | select CPU_SUPPORTS_32BIT_KERNEL | |
1582 | select CPU_SUPPORTS_HIGHMEM | |
1583 | ||
1bbb6c1b KC |
1584 | config CPU_BMIPS |
1585 | bool | |
1586 | select CPU_MIPS32 | |
1587 | select CPU_SUPPORTS_32BIT_KERNEL | |
1588 | select DMA_NONCOHERENT | |
1589 | select IRQ_CPU | |
1590 | select SWAP_IO_SPACE | |
1591 | select WEAK_ORDERING | |
1592 | ||
3702bba5 | 1593 | config SYS_HAS_CPU_LOONGSON2E |
2a21c730 FZ |
1594 | bool |
1595 | ||
6f7a251a WZ |
1596 | config SYS_HAS_CPU_LOONGSON2F |
1597 | bool | |
55045ff5 WZ |
1598 | select CPU_SUPPORTS_CPUFREQ |
1599 | select CPU_SUPPORTS_ADDRWINCFG if 64BIT | |
22f1fdfd | 1600 | select CPU_SUPPORTS_UNCACHED_ACCELERATED |
6f7a251a | 1601 | |
ca585cf9 KC |
1602 | config SYS_HAS_CPU_LOONGSON1B |
1603 | bool | |
1604 | ||
7cf8053b RB |
1605 | config SYS_HAS_CPU_MIPS32_R1 |
1606 | bool | |
1607 | ||
1608 | config SYS_HAS_CPU_MIPS32_R2 | |
1609 | bool | |
1610 | ||
1611 | config SYS_HAS_CPU_MIPS64_R1 | |
1612 | bool | |
1613 | ||
1614 | config SYS_HAS_CPU_MIPS64_R2 | |
1615 | bool | |
1616 | ||
1617 | config SYS_HAS_CPU_R3000 | |
1618 | bool | |
1619 | ||
1620 | config SYS_HAS_CPU_TX39XX | |
1621 | bool | |
1622 | ||
1623 | config SYS_HAS_CPU_VR41XX | |
1624 | bool | |
1625 | ||
1626 | config SYS_HAS_CPU_R4300 | |
1627 | bool | |
1628 | ||
1629 | config SYS_HAS_CPU_R4X00 | |
1630 | bool | |
1631 | ||
1632 | config SYS_HAS_CPU_TX49XX | |
1633 | bool | |
1634 | ||
1635 | config SYS_HAS_CPU_R5000 | |
1636 | bool | |
1637 | ||
1638 | config SYS_HAS_CPU_R5432 | |
1639 | bool | |
1640 | ||
542c1020 SK |
1641 | config SYS_HAS_CPU_R5500 |
1642 | bool | |
1643 | ||
7cf8053b RB |
1644 | config SYS_HAS_CPU_R6000 |
1645 | bool | |
1646 | ||
1647 | config SYS_HAS_CPU_NEVADA | |
1648 | bool | |
1649 | ||
1650 | config SYS_HAS_CPU_R8000 | |
1651 | bool | |
1652 | ||
1653 | config SYS_HAS_CPU_R10000 | |
1654 | bool | |
1655 | ||
1656 | config SYS_HAS_CPU_RM7000 | |
1657 | bool | |
1658 | ||
1659 | config SYS_HAS_CPU_RM9000 | |
1660 | bool | |
1661 | ||
1662 | config SYS_HAS_CPU_SB1 | |
1663 | bool | |
1664 | ||
5e683389 DD |
1665 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1666 | bool | |
1667 | ||
c1c0c461 KC |
1668 | config SYS_HAS_CPU_BMIPS3300 |
1669 | bool | |
1670 | ||
1671 | config SYS_HAS_CPU_BMIPS4350 | |
1672 | bool | |
1673 | ||
1674 | config SYS_HAS_CPU_BMIPS4380 | |
1675 | bool | |
1676 | ||
1677 | config SYS_HAS_CPU_BMIPS5000 | |
1678 | bool | |
1679 | ||
7f058e85 J |
1680 | config SYS_HAS_CPU_XLR |
1681 | bool | |
1682 | ||
1c773ea4 J |
1683 | config SYS_HAS_CPU_XLP |
1684 | bool | |
1685 | ||
17099b11 RB |
1686 | # |
1687 | # CPU may reorder R->R, R->W, W->R, W->W | |
1688 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
1689 | # | |
0004a9df RB |
1690 | config WEAK_ORDERING |
1691 | bool | |
17099b11 RB |
1692 | |
1693 | # | |
1694 | # CPU may reorder reads and writes beyond LL/SC | |
1695 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
1696 | # | |
1697 | config WEAK_REORDERING_BEYOND_LLSC | |
1698 | bool | |
5e83d430 RB |
1699 | endmenu |
1700 | ||
1701 | # | |
c09b47d8 | 1702 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
1703 | # |
1704 | config CPU_MIPS32 | |
1705 | bool | |
1706 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 | |
1707 | ||
1708 | config CPU_MIPS64 | |
1709 | bool | |
1710 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 | |
1711 | ||
1712 | # | |
c09b47d8 | 1713 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
1714 | # |
1715 | config CPU_MIPSR1 | |
1716 | bool | |
1717 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
1718 | ||
1719 | config CPU_MIPSR2 | |
1720 | bool | |
a86c7f72 | 1721 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
5e83d430 RB |
1722 | |
1723 | config SYS_SUPPORTS_32BIT_KERNEL | |
1724 | bool | |
1725 | config SYS_SUPPORTS_64BIT_KERNEL | |
1726 | bool | |
1727 | config CPU_SUPPORTS_32BIT_KERNEL | |
1728 | bool | |
1729 | config CPU_SUPPORTS_64BIT_KERNEL | |
1730 | bool | |
55045ff5 WZ |
1731 | config CPU_SUPPORTS_CPUFREQ |
1732 | bool | |
1733 | config CPU_SUPPORTS_ADDRWINCFG | |
1734 | bool | |
9cffd154 DD |
1735 | config CPU_SUPPORTS_HUGEPAGES |
1736 | bool | |
22f1fdfd WZ |
1737 | config CPU_SUPPORTS_UNCACHED_ACCELERATED |
1738 | bool | |
82622284 DD |
1739 | config MIPS_PGD_C0_CONTEXT |
1740 | bool | |
1741 | default y if 64BIT && CPU_MIPSR2 | |
5e83d430 | 1742 | |
8192c9ea DD |
1743 | # |
1744 | # Set to y for ptrace access to watch registers. | |
1745 | # | |
1746 | config HARDWARE_WATCHPOINTS | |
1747 | bool | |
f839490a | 1748 | default y if CPU_MIPSR1 || CPU_MIPSR2 |
8192c9ea | 1749 | |
5e83d430 RB |
1750 | menu "Kernel type" |
1751 | ||
1752 | choice | |
1753 | ||
1754 | prompt "Kernel code model" | |
1755 | help | |
1756 | You should only select this option if you have a workload that | |
1757 | actually benefits from 64-bit processing or if your machine has | |
1758 | large memory. You will only be presented a single option in this | |
1759 | menu if your system does not support both 32-bit and 64-bit kernels. | |
1760 | ||
1761 | config 32BIT | |
1762 | bool "32-bit kernel" | |
1763 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
1764 | select TRAD_SIGNALS | |
1765 | help | |
1766 | Select this option if you want to build a 32-bit kernel. | |
1767 | config 64BIT | |
1768 | bool "64-bit kernel" | |
1769 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
dbda6ac0 | 1770 | select HAVE_SYSCALL_WRAPPERS |
5e83d430 RB |
1771 | help |
1772 | Select this option if you want to build a 64-bit kernel. | |
1773 | ||
1774 | endchoice | |
1775 | ||
1da177e4 LT |
1776 | choice |
1777 | prompt "Kernel page size" | |
1778 | default PAGE_SIZE_4KB | |
1779 | ||
1780 | config PAGE_SIZE_4KB | |
1781 | bool "4kB" | |
315fe625 | 1782 | depends on !CPU_LOONGSON2 |
1da177e4 LT |
1783 | help |
1784 | This option select the standard 4kB Linux page size. On some | |
1785 | R3000-family processors this is the only available page size. Using | |
1786 | 4kB page size will minimize memory consumption and is therefore | |
1787 | recommended for low memory systems. | |
1788 | ||
1789 | config PAGE_SIZE_8KB | |
1790 | bool "8kB" | |
c52399be | 1791 | depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON |
1da177e4 LT |
1792 | help |
1793 | Using 8kB page size will result in higher performance kernel at | |
1794 | the price of higher memory consumption. This option is available | |
c52399be RB |
1795 | only on R8000 and cnMIPS processors. Note that you will need a |
1796 | suitable Linux distribution to support this. | |
1da177e4 LT |
1797 | |
1798 | config PAGE_SIZE_16KB | |
1799 | bool "16kB" | |
714bfad6 | 1800 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
1801 | help |
1802 | Using 16kB page size will result in higher performance kernel at | |
1803 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
1804 | all non-R3000 family processors. Note that you will need a suitable |
1805 | Linux distribution to support this. | |
1da177e4 | 1806 | |
c52399be RB |
1807 | config PAGE_SIZE_32KB |
1808 | bool "32kB" | |
1809 | depends on CPU_CAVIUM_OCTEON | |
1810 | help | |
1811 | Using 32kB page size will result in higher performance kernel at | |
1812 | the price of higher memory consumption. This option is available | |
1813 | only on cnMIPS cores. Note that you will need a suitable Linux | |
1814 | distribution to support this. | |
1815 | ||
1da177e4 LT |
1816 | config PAGE_SIZE_64KB |
1817 | bool "64kB" | |
1818 | depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX | |
1819 | help | |
1820 | Using 64kB page size will result in higher performance kernel at | |
1821 | the price of higher memory consumption. This option is available on | |
1822 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 1823 | writing this option is still high experimental. |
1da177e4 LT |
1824 | |
1825 | endchoice | |
1826 | ||
c9bace7c DD |
1827 | config FORCE_MAX_ZONEORDER |
1828 | int "Maximum zone order" | |
85f993b8 DD |
1829 | range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB |
1830 | default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB | |
1831 | range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1832 | default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB | |
1833 | range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB | |
1834 | default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB | |
c9bace7c DD |
1835 | range 11 64 |
1836 | default "11" | |
1837 | help | |
1838 | The kernel memory allocator divides physically contiguous memory | |
1839 | blocks into "zones", where each zone is a power of two number of | |
1840 | pages. This option selects the largest power of two that the kernel | |
1841 | keeps in the memory allocator. If you need to allocate very large | |
1842 | blocks of physically contiguous memory, then you may need to | |
1843 | increase this value. | |
1844 | ||
1845 | This config option is actually maximum order plus one. For example, | |
1846 | a value of 11 means that the largest free memory block is 2^10 pages. | |
1847 | ||
1848 | The page size is not necessarily 4KB. Keep this in mind | |
1849 | when choosing a value for this option. | |
1850 | ||
1da177e4 LT |
1851 | config BOARD_SCACHE |
1852 | bool | |
1853 | ||
1854 | config IP22_CPU_SCACHE | |
1855 | bool | |
1856 | select BOARD_SCACHE | |
1857 | ||
9318c51a CD |
1858 | # |
1859 | # Support for a MIPS32 / MIPS64 style S-caches | |
1860 | # | |
1861 | config MIPS_CPU_SCACHE | |
1862 | bool | |
1863 | select BOARD_SCACHE | |
1864 | ||
1da177e4 LT |
1865 | config R5000_CPU_SCACHE |
1866 | bool | |
1867 | select BOARD_SCACHE | |
1868 | ||
1869 | config RM7000_CPU_SCACHE | |
1870 | bool | |
1871 | select BOARD_SCACHE | |
1872 | ||
1873 | config SIBYTE_DMA_PAGEOPS | |
1874 | bool "Use DMA to clear/copy pages" | |
1875 | depends on CPU_SB1 | |
1876 | help | |
1877 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
1878 | channel. These DMA channels are otherwise unused by the standard | |
1879 | SiByte Linux port. Seems to give a small performance benefit. | |
1880 | ||
1881 | config CPU_HAS_PREFETCH | |
c8094b53 | 1882 | bool |
1da177e4 | 1883 | |
340ee4b9 RB |
1884 | choice |
1885 | prompt "MIPS MT options" | |
f41ae0b2 RB |
1886 | |
1887 | config MIPS_MT_DISABLED | |
1888 | bool "Disable multithreading support." | |
1889 | help | |
1890 | Use this option if your workload can't take advantage of | |
1891 | MIPS hardware multithreading support. On systems that don't have | |
1892 | the option of an MT-enabled processor this option will be the only | |
1893 | option in this menu. | |
340ee4b9 | 1894 | |
59d6ab86 RB |
1895 | config MIPS_MT_SMP |
1896 | bool "Use 1 TC on each available VPE for SMP" | |
f41ae0b2 | 1897 | depends on SYS_SUPPORTS_MULTITHREADING |
f7062ddb | 1898 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 1899 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1900 | select MIPS_MT |
f510aa3b | 1901 | select NR_CPUS_DEFAULT_2 |
41c594ab | 1902 | select SMP |
0ab7aefc | 1903 | select SYS_SUPPORTS_SCHED_SMT if SMP |
73b76c78 | 1904 | select SYS_SUPPORTS_SMP |
87353d8a | 1905 | select SMP_UP |
f41ae0b2 | 1906 | help |
25f12b33 RB |
1907 | This is a kernel model which is known a VSMP but lately has been |
1908 | marketesed into SMVP. | |
1909 | Virtual SMP uses the processor's VPEs to implement virtual | |
1910 | processors. In currently available configuration of the 34K processor | |
1911 | this allows for a dual processor. Both processors will share the same | |
1912 | primary caches; each will obtain the half of the TLB for it's own | |
1913 | exclusive use. For a layman this model can be described as similar to | |
1914 | what Intel calls Hyperthreading. | |
1915 | ||
1916 | For further information see http://www.linux-mips.org/wiki/34K#VSMP | |
41c594ab | 1917 | |
59d6ab86 RB |
1918 | config MIPS_MT_SMTC |
1919 | bool "SMTC: Use all TCs on all VPEs for SMP" | |
1920 | depends on CPU_MIPS32_R2 | |
1921 | #depends on CPU_MIPS64_R2 # once there is hardware ... | |
f41ae0b2 RB |
1922 | depends on SYS_SUPPORTS_MULTITHREADING |
1923 | select CPU_MIPSR2_IRQ_VI | |
d725cf38 | 1924 | select CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 1925 | select MIPS_MT |
130e2fb7 | 1926 | select NR_CPUS_DEFAULT_8 |
340ee4b9 | 1927 | select SMP |
73b76c78 | 1928 | select SYS_SUPPORTS_SMP |
87353d8a | 1929 | select SMP_UP |
f41ae0b2 | 1930 | help |
59d6ab86 RB |
1931 | This is a kernel model which is known a SMTC or lately has been |
1932 | marketesed into SMVP. | |
25f12b33 RB |
1933 | is presenting the available TC's of the core as processors to Linux. |
1934 | On currently available 34K processors this means a Linux system will | |
1935 | see up to 5 processors. The implementation of the SMTC kernel differs | |
1936 | significantly from VSMP and cannot efficiently coexist in the same | |
1937 | kernel binary so the choice between VSMP and SMTC is a compile time | |
1938 | decision. | |
1939 | ||
1940 | For further information see http://www.linux-mips.org/wiki/34K#SMTC | |
340ee4b9 | 1941 | |
340ee4b9 RB |
1942 | endchoice |
1943 | ||
f41ae0b2 RB |
1944 | config MIPS_MT |
1945 | bool | |
1946 | ||
0ab7aefc RB |
1947 | config SCHED_SMT |
1948 | bool "SMT (multithreading) scheduler support" | |
1949 | depends on SYS_SUPPORTS_SCHED_SMT | |
1950 | default n | |
1951 | help | |
1952 | SMT scheduler support improves the CPU scheduler's decision making | |
1953 | when dealing with MIPS MT enabled cores at a cost of slightly | |
1954 | increased overhead in some places. If unsure say N here. | |
1955 | ||
1956 | config SYS_SUPPORTS_SCHED_SMT | |
1957 | bool | |
1958 | ||
1959 | ||
f41ae0b2 RB |
1960 | config SYS_SUPPORTS_MULTITHREADING |
1961 | bool | |
1962 | ||
f088fc84 RB |
1963 | config MIPS_MT_FPAFF |
1964 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 1965 | default y |
07cc0c9e RB |
1966 | depends on MIPS_MT_SMP || MIPS_MT_SMTC |
1967 | ||
1968 | config MIPS_VPE_LOADER | |
1969 | bool "VPE loader support." | |
1970 | depends on SYS_SUPPORTS_MULTITHREADING | |
1971 | select CPU_MIPSR2_IRQ_VI | |
1972 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
1973 | select MIPS_MT |
1974 | help | |
1975 | Includes a loader for loading an elf relocatable object | |
1976 | onto another VPE and running it. | |
f088fc84 | 1977 | |
0db34215 KK |
1978 | config MIPS_MT_SMTC_IM_BACKSTOP |
1979 | bool "Use per-TC register bits as backstop for inhibited IM bits" | |
1980 | depends on MIPS_MT_SMTC | |
8531a35e | 1981 | default n |
0db34215 KK |
1982 | help |
1983 | To support multiple TC microthreads acting as "CPUs" within | |
1984 | a VPE, VPE-wide interrupt mask bits must be specially manipulated | |
1985 | during interrupt handling. To support legacy drivers and interrupt | |
1986 | controller management code, SMTC has a "backstop" to track and | |
1987 | if necessary restore the interrupt mask. This has some performance | |
8531a35e | 1988 | impact on interrupt service overhead. |
0db34215 | 1989 | |
f571eff0 KK |
1990 | config MIPS_MT_SMTC_IRQAFF |
1991 | bool "Support IRQ affinity API" | |
1992 | depends on MIPS_MT_SMTC | |
1993 | default n | |
1994 | help | |
1995 | Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.) | |
1996 | for SMTC Linux kernel. Requires platform support, of which | |
1997 | an example can be found in the MIPS kernel i8259 and Malta | |
8531a35e KK |
1998 | platform code. Adds some overhead to interrupt dispatch, and |
1999 | should be used only if you know what you are doing. | |
f571eff0 | 2000 | |
e01402b1 RB |
2001 | config MIPS_VPE_LOADER_TOM |
2002 | bool "Load VPE program into memory hidden from linux" | |
2003 | depends on MIPS_VPE_LOADER | |
2004 | default y | |
2005 | help | |
2006 | The loader can use memory that is present but has been hidden from | |
2007 | Linux using the kernel command line option "mem=xxMB". It's up to | |
2008 | you to ensure the amount you put in the option and the space your | |
2009 | program requires is less or equal to the amount physically present. | |
2010 | ||
2011 | # this should possibly be in drivers/char, but it is rather cpu related. Hmmm | |
2012 | config MIPS_VPE_APSP_API | |
5e83d430 RB |
2013 | bool "Enable support for AP/SP API (RTLX)" |
2014 | depends on MIPS_VPE_LOADER | |
2015 | help | |
e01402b1 | 2016 | |
2600990e RB |
2017 | config MIPS_APSP_KSPD |
2018 | bool "Enable KSPD" | |
2019 | depends on MIPS_VPE_APSP_API | |
2020 | default y | |
2021 | help | |
2022 | KSPD is a kernel daemon that accepts syscall requests from the SP | |
2023 | side, actions them and returns the results. It also handles the | |
2024 | "exit" syscall notifying other kernel modules the SP program is | |
2025 | exiting. You probably want to say yes here. | |
2026 | ||
4a16ff4c RB |
2027 | config MIPS_CMP |
2028 | bool "MIPS CMP framework support" | |
2029 | depends on SYS_SUPPORTS_MIPS_CMP | |
eb9b5141 | 2030 | select SYNC_R4K |
4a16ff4c RB |
2031 | select SYS_SUPPORTS_SMP |
2032 | select SYS_SUPPORTS_SCHED_SMT if SMP | |
2033 | select WEAK_ORDERING | |
2034 | default n | |
2035 | help | |
2036 | This is a placeholder option for the GCMP work. It will need to | |
2037 | be handled differently... | |
2038 | ||
1da177e4 LT |
2039 | config SB1_PASS_1_WORKAROUNDS |
2040 | bool | |
2041 | depends on CPU_SB1_PASS_1 | |
2042 | default y | |
2043 | ||
2044 | config SB1_PASS_2_WORKAROUNDS | |
2045 | bool | |
2046 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
2047 | default y | |
2048 | ||
2049 | config SB1_PASS_2_1_WORKAROUNDS | |
2050 | bool | |
2051 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
2052 | default y | |
2053 | ||
2054 | config 64BIT_PHYS_ADDR | |
d806cb2b | 2055 | bool |
1da177e4 | 2056 | |
60ec6571 | 2057 | config ARCH_PHYS_ADDR_T_64BIT |
2058 | def_bool 64BIT_PHYS_ADDR | |
2059 | ||
9693a853 FBH |
2060 | config CPU_HAS_SMARTMIPS |
2061 | depends on SYS_SUPPORTS_SMARTMIPS | |
2062 | bool "Support for the SmartMIPS ASE" | |
2063 | help | |
2064 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
2065 | increased security at both hardware and software level for | |
2066 | smartcards. Enabling this option will allow proper use of the | |
2067 | SmartMIPS instructions by Linux applications. However a kernel with | |
2068 | this option will not work on a MIPS core without SmartMIPS core. If | |
2069 | you don't know you probably don't have SmartMIPS and should say N | |
2070 | here. | |
2071 | ||
1da177e4 | 2072 | config CPU_HAS_WB |
f7062ddb | 2073 | bool |
e01402b1 | 2074 | |
df0ac8a4 KC |
2075 | config XKS01 |
2076 | bool | |
2077 | ||
f41ae0b2 RB |
2078 | # |
2079 | # Vectored interrupt mode is an R2 feature | |
2080 | # | |
e01402b1 | 2081 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 2082 | bool |
e01402b1 | 2083 | |
f41ae0b2 RB |
2084 | # |
2085 | # Extended interrupt mode is an R2 feature | |
2086 | # | |
e01402b1 | 2087 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 2088 | bool |
e01402b1 | 2089 | |
1da177e4 LT |
2090 | config CPU_HAS_SYNC |
2091 | bool | |
2092 | depends on !CPU_R3000 | |
2093 | default y | |
2094 | ||
20d60d99 MR |
2095 | # |
2096 | # CPU non-features | |
2097 | # | |
2098 | config CPU_DADDI_WORKAROUNDS | |
2099 | bool | |
2100 | ||
2101 | config CPU_R4000_WORKAROUNDS | |
2102 | bool | |
2103 | select CPU_R4400_WORKAROUNDS | |
2104 | ||
2105 | config CPU_R4400_WORKAROUNDS | |
2106 | bool | |
2107 | ||
1da177e4 LT |
2108 | # |
2109 | # - Highmem only makes sense for the 32-bit kernel. | |
2110 | # - The current highmem code will only work properly on physically indexed | |
2111 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
2112 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
2113 | # moment we protect the user and offer the highmem option only on machines | |
2114 | # where it's known to be safe. This will not offer highmem on a few systems | |
2115 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
2116 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
2117 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
2118 | # know they might have memory configurations that could make use of highmem | |
2119 | # support. | |
1da177e4 LT |
2120 | # |
2121 | config HIGHMEM | |
2122 | bool "High Memory Support" | |
797798c1 RB |
2123 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM |
2124 | ||
2125 | config CPU_SUPPORTS_HIGHMEM | |
2126 | bool | |
2127 | ||
2128 | config SYS_SUPPORTS_HIGHMEM | |
2129 | bool | |
1da177e4 | 2130 | |
9693a853 FBH |
2131 | config SYS_SUPPORTS_SMARTMIPS |
2132 | bool | |
2133 | ||
b4819b59 YY |
2134 | config ARCH_FLATMEM_ENABLE |
2135 | def_bool y | |
f133f22d | 2136 | depends on !NUMA && !CPU_LOONGSON2 |
b4819b59 | 2137 | |
d8cb4e11 RB |
2138 | config ARCH_DISCONTIGMEM_ENABLE |
2139 | bool | |
2140 | default y if SGI_IP27 | |
2141 | help | |
3dde6ad8 | 2142 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
2143 | for architectures which are either NUMA (Non-Uniform Memory Access) |
2144 | or have huge holes in the physical address space for other reasons. | |
2145 | See <file:Documentation/vm/numa> for more. | |
2146 | ||
31473747 AN |
2147 | config ARCH_SPARSEMEM_ENABLE |
2148 | bool | |
7de58fab | 2149 | select SPARSEMEM_STATIC |
31473747 | 2150 | |
d8cb4e11 RB |
2151 | config NUMA |
2152 | bool "NUMA Support" | |
2153 | depends on SYS_SUPPORTS_NUMA | |
2154 | help | |
2155 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
2156 | Access). This option improves performance on systems with more | |
2157 | than two nodes; on two node systems it is generally better to | |
2158 | leave it disabled; on single node systems disable this option | |
2159 | disabled. | |
2160 | ||
2161 | config SYS_SUPPORTS_NUMA | |
2162 | bool | |
2163 | ||
c80d79d7 YG |
2164 | config NODES_SHIFT |
2165 | int | |
2166 | default "6" | |
2167 | depends on NEED_MULTIPLE_NODES | |
2168 | ||
14f70012 DCZ |
2169 | config HW_PERF_EVENTS |
2170 | bool "Enable hardware performance counter support for perf events" | |
939991cf | 2171 | depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON) |
14f70012 DCZ |
2172 | default y |
2173 | help | |
2174 | Enable hardware performance counter support for perf events. If | |
2175 | disabled, perf events will use software events only. | |
2176 | ||
b4819b59 YY |
2177 | source "mm/Kconfig" |
2178 | ||
1da177e4 LT |
2179 | config SMP |
2180 | bool "Multi-Processing support" | |
e73ea273 | 2181 | depends on SYS_SUPPORTS_SMP |
b4b30a5a | 2182 | select IRQ_PER_CPU |
2f304c0a | 2183 | select USE_GENERIC_SMP_HELPERS |
e73ea273 | 2184 | help |
1da177e4 LT |
2185 | This enables support for systems with more than one CPU. If you have |
2186 | a system with only one CPU, like most personal computers, say N. If | |
2187 | you have a system with more than one CPU, say Y. | |
2188 | ||
2189 | If you say N here, the kernel will run on single and multiprocessor | |
2190 | machines, but will use only one CPU of a multiprocessor machine. If | |
2191 | you say Y here, the kernel will run on many, but not all, | |
2192 | singleprocessor machines. On a singleprocessor machine, the kernel | |
2193 | will run faster if you say N here. | |
2194 | ||
2195 | People using multiprocessor machines who say Y here should also say | |
2196 | Y to "Enhanced Real Time Clock Support", below. | |
2197 | ||
03502faa AB |
2198 | See also the SMP-HOWTO available at |
2199 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
2200 | |
2201 | If you don't know what to do here, say N. | |
2202 | ||
87353d8a RB |
2203 | config SMP_UP |
2204 | bool | |
2205 | ||
4a16ff4c RB |
2206 | config SYS_SUPPORTS_MIPS_CMP |
2207 | bool | |
2208 | ||
e73ea273 RB |
2209 | config SYS_SUPPORTS_SMP |
2210 | bool | |
2211 | ||
72ede9b1 AN |
2212 | config NR_CPUS_DEFAULT_1 |
2213 | bool | |
2214 | ||
130e2fb7 RB |
2215 | config NR_CPUS_DEFAULT_2 |
2216 | bool | |
2217 | ||
2218 | config NR_CPUS_DEFAULT_4 | |
2219 | bool | |
2220 | ||
2221 | config NR_CPUS_DEFAULT_8 | |
2222 | bool | |
2223 | ||
2224 | config NR_CPUS_DEFAULT_16 | |
2225 | bool | |
2226 | ||
2227 | config NR_CPUS_DEFAULT_32 | |
2228 | bool | |
2229 | ||
2230 | config NR_CPUS_DEFAULT_64 | |
2231 | bool | |
2232 | ||
1da177e4 LT |
2233 | config NR_CPUS |
2234 | int "Maximum number of CPUs (2-64)" | |
72ede9b1 | 2235 | range 1 64 if NR_CPUS_DEFAULT_1 |
1da177e4 | 2236 | depends on SMP |
72ede9b1 | 2237 | default "1" if NR_CPUS_DEFAULT_1 |
130e2fb7 RB |
2238 | default "2" if NR_CPUS_DEFAULT_2 |
2239 | default "4" if NR_CPUS_DEFAULT_4 | |
2240 | default "8" if NR_CPUS_DEFAULT_8 | |
2241 | default "16" if NR_CPUS_DEFAULT_16 | |
2242 | default "32" if NR_CPUS_DEFAULT_32 | |
2243 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
2244 | help |
2245 | This allows you to specify the maximum number of CPUs which this | |
2246 | kernel will support. The maximum supported value is 32 for 32-bit | |
2247 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
2248 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
2249 | and 2 for all others. | |
1da177e4 LT |
2250 | |
2251 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
2252 | approximately eight kilobytes to the kernel image. For best |
2253 | performance should round up your number of processors to the next | |
2254 | power of two. | |
1da177e4 | 2255 | |
1723b4a3 AN |
2256 | # |
2257 | # Timer Interrupt Frequency Configuration | |
2258 | # | |
2259 | ||
2260 | choice | |
2261 | prompt "Timer frequency" | |
2262 | default HZ_250 | |
2263 | help | |
2264 | Allows the configuration of the timer frequency. | |
2265 | ||
2266 | config HZ_48 | |
0f873585 | 2267 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
2268 | |
2269 | config HZ_100 | |
2270 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
2271 | ||
2272 | config HZ_128 | |
2273 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
2274 | ||
2275 | config HZ_250 | |
2276 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
2277 | ||
2278 | config HZ_256 | |
2279 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
2280 | ||
2281 | config HZ_1000 | |
2282 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
2283 | ||
2284 | config HZ_1024 | |
2285 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
2286 | ||
2287 | endchoice | |
2288 | ||
2289 | config SYS_SUPPORTS_48HZ | |
2290 | bool | |
2291 | ||
2292 | config SYS_SUPPORTS_100HZ | |
2293 | bool | |
2294 | ||
2295 | config SYS_SUPPORTS_128HZ | |
2296 | bool | |
2297 | ||
2298 | config SYS_SUPPORTS_250HZ | |
2299 | bool | |
2300 | ||
2301 | config SYS_SUPPORTS_256HZ | |
2302 | bool | |
2303 | ||
2304 | config SYS_SUPPORTS_1000HZ | |
2305 | bool | |
2306 | ||
2307 | config SYS_SUPPORTS_1024HZ | |
2308 | bool | |
2309 | ||
2310 | config SYS_SUPPORTS_ARBIT_HZ | |
2311 | bool | |
2312 | default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \ | |
2313 | !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \ | |
2314 | !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \ | |
2315 | !SYS_SUPPORTS_1024HZ | |
2316 | ||
2317 | config HZ | |
2318 | int | |
2319 | default 48 if HZ_48 | |
2320 | default 100 if HZ_100 | |
2321 | default 128 if HZ_128 | |
2322 | default 250 if HZ_250 | |
2323 | default 256 if HZ_256 | |
2324 | default 1000 if HZ_1000 | |
2325 | default 1024 if HZ_1024 | |
2326 | ||
e80de850 | 2327 | source "kernel/Kconfig.preempt" |
1da177e4 | 2328 | |
ea6e942b AN |
2329 | config KEXEC |
2330 | bool "Kexec system call (EXPERIMENTAL)" | |
2331 | depends on EXPERIMENTAL | |
2332 | help | |
2333 | kexec is a system call that implements the ability to shutdown your | |
2334 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 2335 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
2336 | you can start any kernel with it, not just Linux. |
2337 | ||
01dd2fbf | 2338 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
2339 | |
2340 | It is an ongoing process to be certain the hardware in a machine | |
2341 | is properly shutdown, so do not be surprised if this code does not | |
2342 | initially work for you. It may help to enable device hotplugging | |
2343 | support. As of this writing the exact hardware interface is | |
2344 | strongly in flux, so no good recommendation can be made. | |
2345 | ||
2346 | config SECCOMP | |
2347 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 2348 | depends on PROC_FS |
ea6e942b AN |
2349 | default y |
2350 | help | |
2351 | This kernel feature is useful for number crunching applications | |
2352 | that may need to compute untrusted bytecode during their | |
2353 | execution. By using pipes or other transports made available to | |
2354 | the process as file descriptors supporting the read/write | |
2355 | syscalls, it's possible to isolate those applications in | |
2356 | their own address space using seccomp. Once seccomp is | |
2357 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
2358 | and the task is only allowed to execute a few safe syscalls | |
2359 | defined by each seccomp mode. | |
2360 | ||
2361 | If unsure, say Y. Only embedded should say N here. | |
2362 | ||
f2ffa5ab DD |
2363 | config USE_OF |
2364 | bool "Flattened Device Tree support" | |
2365 | select OF | |
e6ce1324 | 2366 | select OF_EARLY_FLATTREE |
abd2363f | 2367 | select IRQ_DOMAIN |
f2ffa5ab DD |
2368 | help |
2369 | Include support for flattened device tree machine descriptions. | |
2370 | ||
5e83d430 RB |
2371 | endmenu |
2372 | ||
1df0f0ff AN |
2373 | config LOCKDEP_SUPPORT |
2374 | bool | |
2375 | default y | |
2376 | ||
2377 | config STACKTRACE_SUPPORT | |
2378 | bool | |
2379 | default y | |
2380 | ||
b6c3539b RB |
2381 | source "init/Kconfig" |
2382 | ||
dc52ddc0 MH |
2383 | source "kernel/Kconfig.freezer" |
2384 | ||
1da177e4 LT |
2385 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
2386 | ||
5e83d430 RB |
2387 | config HW_HAS_EISA |
2388 | bool | |
1da177e4 LT |
2389 | config HW_HAS_PCI |
2390 | bool | |
2391 | ||
2392 | config PCI | |
2393 | bool "Support for PCI controller" | |
2394 | depends on HW_HAS_PCI | |
abb4ae46 | 2395 | select PCI_DOMAINS |
eab90291 | 2396 | select GENERIC_PCI_IOMAP |
0f3b3956 | 2397 | select NO_GENERIC_PCI_IOPORT_MAP |
1da177e4 LT |
2398 | help |
2399 | Find out whether you have a PCI motherboard. PCI is the name of a | |
2400 | bus system, i.e. the way the CPU talks to the other stuff inside | |
2401 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
2402 | say Y, otherwise N. | |
2403 | ||
1da177e4 LT |
2404 | config PCI_DOMAINS |
2405 | bool | |
1da177e4 LT |
2406 | |
2407 | source "drivers/pci/Kconfig" | |
2408 | ||
3f787ca4 JG |
2409 | source "drivers/pci/pcie/Kconfig" |
2410 | ||
1da177e4 LT |
2411 | # |
2412 | # ISA support is now enabled via select. Too many systems still have the one | |
2413 | # or other ISA chip on the board that users don't know about so don't expect | |
2414 | # users to choose the right thing ... | |
2415 | # | |
2416 | config ISA | |
2417 | bool | |
2418 | ||
2419 | config EISA | |
2420 | bool "EISA support" | |
5e83d430 | 2421 | depends on HW_HAS_EISA |
1da177e4 | 2422 | select ISA |
aa414dff | 2423 | select GENERIC_ISA_DMA |
1da177e4 LT |
2424 | ---help--- |
2425 | The Extended Industry Standard Architecture (EISA) bus was | |
2426 | developed as an open alternative to the IBM MicroChannel bus. | |
2427 | ||
2428 | The EISA bus provided some of the features of the IBM MicroChannel | |
2429 | bus while maintaining backward compatibility with cards made for | |
2430 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
2431 | 1995 when it was made obsolete by the PCI bus. | |
2432 | ||
2433 | Say Y here if you are building a kernel for an EISA-based machine. | |
2434 | ||
2435 | Otherwise, say N. | |
2436 | ||
2437 | source "drivers/eisa/Kconfig" | |
2438 | ||
2439 | config TC | |
2440 | bool "TURBOchannel support" | |
2441 | depends on MACH_DECSTATION | |
2442 | help | |
50a23e6e JM |
2443 | TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS |
2444 | processors. TURBOchannel programming specifications are available | |
2445 | at: | |
2446 | <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> | |
2447 | and: | |
2448 | <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> | |
2449 | Linux driver support status is documented at: | |
2450 | <http://www.linux-mips.org/wiki/DECstation> | |
1da177e4 | 2451 | |
1da177e4 LT |
2452 | config MMU |
2453 | bool | |
2454 | default y | |
2455 | ||
d865bea4 RB |
2456 | config I8253 |
2457 | bool | |
798778b8 | 2458 | select CLKSRC_I8253 |
2d02612f | 2459 | select CLKEVT_I8253 |
9726b43a | 2460 | select MIPS_EXTERNAL_TIMER |
d865bea4 | 2461 | |
cce335ae RB |
2462 | config ZONE_DMA32 |
2463 | bool | |
2464 | ||
1da177e4 LT |
2465 | source "drivers/pcmcia/Kconfig" |
2466 | ||
2467 | source "drivers/pci/hotplug/Kconfig" | |
2468 | ||
388b78ad AB |
2469 | config RAPIDIO |
2470 | bool "RapidIO support" | |
2471 | depends on PCI | |
2472 | default n | |
2473 | help | |
2474 | If you say Y here, the kernel will include drivers and | |
2475 | infrastructure code to support RapidIO interconnect devices. | |
2476 | ||
2477 | source "drivers/rapidio/Kconfig" | |
2478 | ||
1da177e4 LT |
2479 | endmenu |
2480 | ||
2481 | menu "Executable file formats" | |
2482 | ||
2483 | source "fs/Kconfig.binfmt" | |
2484 | ||
2485 | config TRAD_SIGNALS | |
2486 | bool | |
1da177e4 | 2487 | |
1da177e4 LT |
2488 | config MIPS32_COMPAT |
2489 | bool "Kernel support for Linux/MIPS 32-bit binary compatibility" | |
875d43e7 | 2490 | depends on 64BIT |
1da177e4 LT |
2491 | help |
2492 | Select this option if you want Linux/MIPS 32-bit binary | |
2493 | compatibility. Since all software available for Linux/MIPS is | |
2494 | currently 32-bit you should say Y here. | |
2495 | ||
2496 | config COMPAT | |
2497 | bool | |
2498 | depends on MIPS32_COMPAT | |
48b25c43 | 2499 | select ARCH_WANT_OLD_COMPAT_IPC |
1da177e4 LT |
2500 | default y |
2501 | ||
05e43966 AN |
2502 | config SYSVIPC_COMPAT |
2503 | bool | |
2504 | depends on COMPAT && SYSVIPC | |
2505 | default y | |
2506 | ||
1da177e4 LT |
2507 | config MIPS32_O32 |
2508 | bool "Kernel support for o32 binaries" | |
2509 | depends on MIPS32_COMPAT | |
2510 | help | |
2511 | Select this option if you want to run o32 binaries. These are pure | |
2512 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
2513 | existing binaries are in this format. | |
2514 | ||
2515 | If unsure, say Y. | |
2516 | ||
2517 | config MIPS32_N32 | |
2518 | bool "Kernel support for n32 binaries" | |
2519 | depends on MIPS32_COMPAT | |
2520 | help | |
2521 | Select this option if you want to run n32 binaries. These are | |
2522 | 64-bit binaries using 32-bit quantities for addressing and certain | |
2523 | data that would normally be 64-bit. They are used in special | |
2524 | cases. | |
2525 | ||
2526 | If unsure, say N. | |
2527 | ||
2528 | config BINFMT_ELF32 | |
2529 | bool | |
2530 | default y if MIPS32_O32 || MIPS32_N32 | |
2531 | ||
2116245e RB |
2532 | endmenu |
2533 | ||
2534 | menu "Power management options" | |
2535 | ||
363c55ca WZ |
2536 | config ARCH_HIBERNATION_POSSIBLE |
2537 | def_bool y | |
3f5b3e17 | 2538 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
363c55ca | 2539 | |
f4cb5700 JB |
2540 | config ARCH_SUSPEND_POSSIBLE |
2541 | def_bool y | |
3f5b3e17 | 2542 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
f4cb5700 | 2543 | |
2116245e | 2544 | source "kernel/power/Kconfig" |
952fa954 | 2545 | |
1da177e4 LT |
2546 | endmenu |
2547 | ||
9726b43a WZ |
2548 | source "arch/mips/kernel/cpufreq/Kconfig" |
2549 | ||
d5950b43 SR |
2550 | source "net/Kconfig" |
2551 | ||
1da177e4 LT |
2552 | source "drivers/Kconfig" |
2553 | ||
2554 | source "fs/Kconfig" | |
2555 | ||
2556 | source "arch/mips/Kconfig.debug" | |
2557 | ||
2558 | source "security/Kconfig" | |
2559 | ||
2560 | source "crypto/Kconfig" | |
2561 | ||
2562 | source "lib/Kconfig" |