]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | config MIPS |
2 | bool | |
3 | default y | |
40e084a5 | 4 | select ARCH_SUPPORTS_UPROBES |
a862a426 | 5 | select ARCH_MIGHT_HAVE_PC_PARPORT |
393c1262 | 6 | select ARCH_MIGHT_HAVE_PC_SERIO |
5fac4f7a | 7 | select ARCH_USE_CMPXCHG_LOCKREF if 64BIT |
1ee3630a | 8 | select ARCH_USE_BUILTIN_BSWAP |
c3fc5cd5 | 9 | select HAVE_CONTEXT_TRACKING |
f8ac0425 | 10 | select HAVE_GENERIC_DMA_COHERENT |
ec7748b5 | 11 | select HAVE_IDE |
42d4b839 | 12 | select HAVE_OPROFILE |
7f788d2d DZ |
13 | select HAVE_PERF_EVENTS |
14 | select PERF_USE_VMALLOC | |
88547001 | 15 | select HAVE_ARCH_KGDB |
490b004f | 16 | select HAVE_ARCH_SECCOMP_FILTER |
c0ff3c53 | 17 | select HAVE_ARCH_TRACEHOOK |
6077776b | 18 | select HAVE_CBPF_JIT if !CPU_MICROMIPS |
d2bb0762 | 19 | select HAVE_FUNCTION_TRACER |
538f1952 WZ |
20 | select HAVE_DYNAMIC_FTRACE |
21 | select HAVE_FTRACE_MCOUNT_RECORD | |
64575f91 | 22 | select HAVE_C_RECORDMCOUNT |
29c5d346 | 23 | select HAVE_FUNCTION_GRAPH_TRACER |
c1bf207d DD |
24 | select HAVE_KPROBES |
25 | select HAVE_KRETPROBES | |
fb59e394 | 26 | select HAVE_SYSCALL_TRACEPOINTS |
b69ec42b | 27 | select HAVE_DEBUG_KMEMLEAK |
1d7bf993 | 28 | select HAVE_SYSCALL_TRACEPOINTS |
2b68f6ca | 29 | select ARCH_HAS_ELF_RANDOMIZE |
383c97b4 | 30 | select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT |
30ad29bb | 31 | select RTC_LIB if !MACH_LOONGSON64 |
2b78920d | 32 | select GENERIC_ATOMIC64 if !64BIT |
7463449b | 33 | select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE |
f4649382 | 34 | select HAVE_DMA_CONTIGUOUS |
48e1fd5a | 35 | select HAVE_DMA_API_DEBUG |
3bd27e32 | 36 | select GENERIC_IRQ_PROBE |
f8396c17 | 37 | select GENERIC_IRQ_SHOW |
78857614 | 38 | select GENERIC_PCI_IOMAP |
94bb0c1a | 39 | select HAVE_ARCH_JUMP_LABEL |
c1d7e01d | 40 | select ARCH_WANT_IPC_PARSE_VERSION |
0f462e3c | 41 | select IRQ_FORCED_THREADING |
9d15ffc8 TH |
42 | select HAVE_MEMBLOCK |
43 | select HAVE_MEMBLOCK_NODE_MAP | |
44 | select ARCH_DISCARD_MEMBLOCK | |
360014a3 | 45 | select GENERIC_SMP_IDLE_THREAD |
4b054495 | 46 | select BUILDTIME_EXTABLE_SORT |
cde1794b | 47 | select GENERIC_CLOCKEVENTS |
929de4cc | 48 | select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC |
cde1794b | 49 | select GENERIC_CMOS_UPDATE |
786d35d4 | 50 | select HAVE_MOD_ARCH_SPECIFIC |
42a0bb3f | 51 | select HAVE_NMI |
4febd95a | 52 | select VIRT_TO_BUS |
2f12fb20 JK |
53 | select MODULES_USE_ELF_REL if MODULES |
54 | select MODULES_USE_ELF_RELA if MODULES && 64BIT | |
50150d2b | 55 | select CLONE_BACKWARDS |
d1a1dc0b | 56 | select HAVE_DEBUG_STACKOVERFLOW |
19952a92 | 57 | select HAVE_CC_STACKPROTECTOR |
b1d4c6ca | 58 | select CPU_PM if CPU_IDLE |
cc7964af | 59 | select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST |
90cee759 | 60 | select ARCH_BINFMT_ELF_STATE |
d79d853d | 61 | select SYSCTL_EXCEPTION_TRACE |
bb877e96 | 62 | select HAVE_VIRT_CPU_ACCOUNTING_GEN |
ec9ddad3 | 63 | select HAVE_IRQ_TIME_ACCOUNTING |
a7f4df4e AS |
64 | select GENERIC_TIME_VSYSCALL |
65 | select ARCH_CLOCKSOURCE_DATA | |
1d2753a6 | 66 | select HANDLE_DOMAIN_IRQ |
432c6bac | 67 | select HAVE_EXIT_THREAD |
08bccf43 | 68 | select HAVE_REGS_AND_STACK_ACCESS_API |
1da177e4 | 69 | |
1da177e4 LT |
70 | menu "Machine selection" |
71 | ||
5e83d430 RB |
72 | choice |
73 | prompt "System type" | |
74 | default SGI_IP22 | |
1da177e4 | 75 | |
eed0eabd PB |
76 | config MIPS_GENERIC |
77 | bool "Generic board-agnostic MIPS kernel" | |
78 | select BOOT_RAW | |
79 | select BUILTIN_DTB | |
80 | select CEVT_R4K | |
81 | select CLKSRC_MIPS_GIC | |
82 | select COMMON_CLK | |
83 | select CPU_MIPSR2_IRQ_VI | |
84 | select CPU_MIPSR2_IRQ_EI | |
85 | select CSRC_R4K | |
86 | select DMA_PERDEV_COHERENT | |
87 | select HW_HAS_PCI | |
88 | select IRQ_MIPS_CPU | |
89 | select LIBFDT | |
90 | select MIPS_CPU_SCACHE | |
91 | select MIPS_GIC | |
92 | select MIPS_L1_CACHE_SHIFT_7 | |
93 | select NO_EXCEPT_FILL | |
94 | select PCI_DRIVERS_GENERIC | |
95 | select PINCTRL | |
96 | select SMP_UP if SMP | |
97 | select SYS_HAS_CPU_MIPS32_R1 | |
98 | select SYS_HAS_CPU_MIPS32_R2 | |
99 | select SYS_HAS_CPU_MIPS32_R6 | |
100 | select SYS_HAS_CPU_MIPS64_R1 | |
101 | select SYS_HAS_CPU_MIPS64_R2 | |
102 | select SYS_HAS_CPU_MIPS64_R6 | |
103 | select SYS_SUPPORTS_32BIT_KERNEL | |
104 | select SYS_SUPPORTS_64BIT_KERNEL | |
105 | select SYS_SUPPORTS_BIG_ENDIAN | |
106 | select SYS_SUPPORTS_HIGHMEM | |
107 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
108 | select SYS_SUPPORTS_MICROMIPS | |
109 | select SYS_SUPPORTS_MIPS_CPS | |
110 | select SYS_SUPPORTS_MIPS16 | |
111 | select SYS_SUPPORTS_MULTITHREADING | |
112 | select SYS_SUPPORTS_RELOCATABLE | |
113 | select SYS_SUPPORTS_SMARTMIPS | |
114 | select USB_EHCI_BIG_ENDIAN_DESC if BIG_ENDIAN | |
115 | select USB_EHCI_BIG_ENDIAN_MMIO if BIG_ENDIAN | |
116 | select USB_OHCI_BIG_ENDIAN_DESC if BIG_ENDIAN | |
117 | select USB_OHCI_BIG_ENDIAN_MMIO if BIG_ENDIAN | |
118 | select USB_UHCI_BIG_ENDIAN_DESC if BIG_ENDIAN | |
119 | select USB_UHCI_BIG_ENDIAN_MMIO if BIG_ENDIAN | |
120 | select USE_OF | |
121 | help | |
122 | Select this to build a kernel which aims to support multiple boards, | |
123 | generally using a flattened device tree passed from the bootloader | |
124 | using the boot protocol defined in the UHI (Unified Hosting | |
125 | Interface) specification. | |
126 | ||
42a4f17d | 127 | config MIPS_ALCHEMY |
c3543e25 | 128 | bool "Alchemy processor based machines" |
34adb28d | 129 | select ARCH_PHYS_ADDR_T_64BIT |
f772cdb2 | 130 | select CEVT_R4K |
d7ea335c | 131 | select CSRC_R4K |
67e38cf2 | 132 | select IRQ_MIPS_CPU |
88e9a93c | 133 | select DMA_MAYBE_COHERENT # Au1000,1500,1100 aren't, rest is |
42a4f17d ML |
134 | select SYS_HAS_CPU_MIPS32_R1 |
135 | select SYS_SUPPORTS_32BIT_KERNEL | |
136 | select SYS_SUPPORTS_APM_EMULATION | |
d30a2b47 | 137 | select GPIOLIB |
1b93b3c3 | 138 | select SYS_SUPPORTS_ZBOOT |
47440229 | 139 | select COMMON_CLK |
1da177e4 | 140 | |
7ca5dc14 FF |
141 | config AR7 |
142 | bool "Texas Instruments AR7" | |
143 | select BOOT_ELF32 | |
144 | select DMA_NONCOHERENT | |
145 | select CEVT_R4K | |
146 | select CSRC_R4K | |
67e38cf2 | 147 | select IRQ_MIPS_CPU |
7ca5dc14 FF |
148 | select NO_EXCEPT_FILL |
149 | select SWAP_IO_SPACE | |
150 | select SYS_HAS_CPU_MIPS32_R1 | |
151 | select SYS_HAS_EARLY_PRINTK | |
152 | select SYS_SUPPORTS_32BIT_KERNEL | |
153 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
377cb1b6 | 154 | select SYS_SUPPORTS_MIPS16 |
1b93b3c3 | 155 | select SYS_SUPPORTS_ZBOOT_UART16550 |
d30a2b47 | 156 | select GPIOLIB |
7ca5dc14 | 157 | select VLYNQ |
8551fb64 | 158 | select HAVE_CLK |
7ca5dc14 FF |
159 | help |
160 | Support for the Texas Instruments AR7 System-on-a-Chip | |
161 | family: TNETD7100, 7200 and 7300. | |
162 | ||
43cc739f SR |
163 | config ATH25 |
164 | bool "Atheros AR231x/AR531x SoC support" | |
165 | select CEVT_R4K | |
166 | select CSRC_R4K | |
167 | select DMA_NONCOHERENT | |
67e38cf2 | 168 | select IRQ_MIPS_CPU |
1753e74e | 169 | select IRQ_DOMAIN |
43cc739f SR |
170 | select SYS_HAS_CPU_MIPS32_R1 |
171 | select SYS_SUPPORTS_BIG_ENDIAN | |
172 | select SYS_SUPPORTS_32BIT_KERNEL | |
8aaa7278 | 173 | select SYS_HAS_EARLY_PRINTK |
43cc739f SR |
174 | help |
175 | Support for Atheros AR231x and Atheros AR531x based boards | |
176 | ||
d4a67d9d GJ |
177 | config ATH79 |
178 | bool "Atheros AR71XX/AR724X/AR913X based boards" | |
ff591a91 | 179 | select ARCH_HAS_RESET_CONTROLLER |
d4a67d9d GJ |
180 | select BOOT_RAW |
181 | select CEVT_R4K | |
182 | select CSRC_R4K | |
183 | select DMA_NONCOHERENT | |
d30a2b47 | 184 | select GPIOLIB |
94638067 | 185 | select HAVE_CLK |
411520af | 186 | select COMMON_CLK |
2c4f1ac5 | 187 | select CLKDEV_LOOKUP |
67e38cf2 | 188 | select IRQ_MIPS_CPU |
0aabf1a4 | 189 | select MIPS_MACHINE |
d4a67d9d GJ |
190 | select SYS_HAS_CPU_MIPS32_R2 |
191 | select SYS_HAS_EARLY_PRINTK | |
192 | select SYS_SUPPORTS_32BIT_KERNEL | |
193 | select SYS_SUPPORTS_BIG_ENDIAN | |
377cb1b6 | 194 | select SYS_SUPPORTS_MIPS16 |
b3f0a250 | 195 | select SYS_SUPPORTS_ZBOOT_UART_PROM |
03c8c407 | 196 | select USE_OF |
d4a67d9d GJ |
197 | help |
198 | Support for the Atheros AR71XX/AR724X/AR913X SoCs. | |
199 | ||
5f2d4459 KC |
200 | config BMIPS_GENERIC |
201 | bool "Broadcom Generic BMIPS kernel" | |
d666cd02 KC |
202 | select BOOT_RAW |
203 | select NO_EXCEPT_FILL | |
204 | select USE_OF | |
205 | select CEVT_R4K | |
206 | select CSRC_R4K | |
207 | select SYNC_R4K | |
208 | select COMMON_CLK | |
c7c42ec2 | 209 | select BCM6345_L1_IRQ |
60b858f2 KC |
210 | select BCM7038_L1_IRQ |
211 | select BCM7120_L2_IRQ | |
212 | select BRCMSTB_L2_IRQ | |
67e38cf2 | 213 | select IRQ_MIPS_CPU |
60b858f2 | 214 | select DMA_NONCOHERENT |
d666cd02 | 215 | select SYS_SUPPORTS_32BIT_KERNEL |
60b858f2 | 216 | select SYS_SUPPORTS_LITTLE_ENDIAN |
d666cd02 KC |
217 | select SYS_SUPPORTS_BIG_ENDIAN |
218 | select SYS_SUPPORTS_HIGHMEM | |
60b858f2 KC |
219 | select SYS_HAS_CPU_BMIPS32_3300 |
220 | select SYS_HAS_CPU_BMIPS4350 | |
221 | select SYS_HAS_CPU_BMIPS4380 | |
d666cd02 KC |
222 | select SYS_HAS_CPU_BMIPS5000 |
223 | select SWAP_IO_SPACE | |
60b858f2 KC |
224 | select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN |
225 | select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN | |
226 | select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN | |
227 | select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN | |
d666cd02 | 228 | help |
5f2d4459 KC |
229 | Build a generic DT-based kernel image that boots on select |
230 | BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top | |
231 | box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN | |
232 | must be set appropriately for your board. | |
d666cd02 | 233 | |
1c0c13eb | 234 | config BCM47XX |
c619366e | 235 | bool "Broadcom BCM47XX based boards" |
fe08f8c2 | 236 | select BOOT_RAW |
42f77542 | 237 | select CEVT_R4K |
940f6b48 | 238 | select CSRC_R4K |
1c0c13eb AJ |
239 | select DMA_NONCOHERENT |
240 | select HW_HAS_PCI | |
67e38cf2 | 241 | select IRQ_MIPS_CPU |
314878d2 | 242 | select SYS_HAS_CPU_MIPS32_R1 |
dd54dedd | 243 | select NO_EXCEPT_FILL |
1c0c13eb AJ |
244 | select SYS_SUPPORTS_32BIT_KERNEL |
245 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
377cb1b6 | 246 | select SYS_SUPPORTS_MIPS16 |
25e5fb97 | 247 | select SYS_HAS_EARLY_PRINTK |
e6086557 | 248 | select USE_GENERIC_EARLY_PRINTK_8250 |
c949c0bc RM |
249 | select GPIOLIB |
250 | select LEDS_GPIO_REGISTER | |
f6e734a8 | 251 | select BCM47XX_NVRAM |
2ab71a02 | 252 | select BCM47XX_SPROM |
1c0c13eb AJ |
253 | help |
254 | Support for BCM47XX based boards | |
255 | ||
e7300d04 MB |
256 | config BCM63XX |
257 | bool "Broadcom BCM63XX based boards" | |
ae8de61c | 258 | select BOOT_RAW |
e7300d04 MB |
259 | select CEVT_R4K |
260 | select CSRC_R4K | |
fc264022 | 261 | select SYNC_R4K |
e7300d04 | 262 | select DMA_NONCOHERENT |
67e38cf2 | 263 | select IRQ_MIPS_CPU |
e7300d04 MB |
264 | select SYS_SUPPORTS_32BIT_KERNEL |
265 | select SYS_SUPPORTS_BIG_ENDIAN | |
266 | select SYS_HAS_EARLY_PRINTK | |
267 | select SWAP_IO_SPACE | |
d30a2b47 | 268 | select GPIOLIB |
3e82eeeb | 269 | select HAVE_CLK |
af2418be | 270 | select MIPS_L1_CACHE_SHIFT_4 |
e7300d04 MB |
271 | help |
272 | Support for BCM63XX based boards | |
273 | ||
1da177e4 | 274 | config MIPS_COBALT |
3fa986fa | 275 | bool "Cobalt Server" |
42f77542 | 276 | select CEVT_R4K |
940f6b48 | 277 | select CSRC_R4K |
1097c6ac | 278 | select CEVT_GT641XX |
1da177e4 LT |
279 | select DMA_NONCOHERENT |
280 | select HW_HAS_PCI | |
d865bea4 | 281 | select I8253 |
1da177e4 | 282 | select I8259 |
67e38cf2 | 283 | select IRQ_MIPS_CPU |
d5ab1a69 | 284 | select IRQ_GT641XX |
252161ec | 285 | select PCI_GT64XXX_PCI0 |
e25bfc92 | 286 | select PCI |
7cf8053b | 287 | select SYS_HAS_CPU_NEVADA |
0a22e0d4 | 288 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 289 | select SYS_SUPPORTS_32BIT_KERNEL |
0e8774b6 | 290 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 291 | select SYS_SUPPORTS_LITTLE_ENDIAN |
e6086557 | 292 | select USE_GENERIC_EARLY_PRINTK_8250 |
1da177e4 LT |
293 | |
294 | config MACH_DECSTATION | |
3fa986fa | 295 | bool "DECstations" |
1da177e4 | 296 | select BOOT_ELF32 |
6457d9fc | 297 | select CEVT_DS1287 |
81d10bad | 298 | select CEVT_R4K if CPU_R4X00 |
4247417d | 299 | select CSRC_IOASIC |
81d10bad | 300 | select CSRC_R4K if CPU_R4X00 |
20d60d99 MR |
301 | select CPU_DADDI_WORKAROUNDS if 64BIT |
302 | select CPU_R4000_WORKAROUNDS if 64BIT | |
303 | select CPU_R4400_WORKAROUNDS if 64BIT | |
1da177e4 | 304 | select DMA_NONCOHERENT |
ce816fa8 | 305 | select NO_IOPORT_MAP |
67e38cf2 | 306 | select IRQ_MIPS_CPU |
7cf8053b RB |
307 | select SYS_HAS_CPU_R3000 |
308 | select SYS_HAS_CPU_R4X00 | |
ed5ba2fb | 309 | select SYS_SUPPORTS_32BIT_KERNEL |
7d60717e | 310 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 311 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1723b4a3 AN |
312 | select SYS_SUPPORTS_128HZ |
313 | select SYS_SUPPORTS_256HZ | |
314 | select SYS_SUPPORTS_1024HZ | |
930beb5a | 315 | select MIPS_L1_CACHE_SHIFT_4 |
5e83d430 | 316 | help |
1da177e4 LT |
317 | This enables support for DEC's MIPS based workstations. For details |
318 | see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the | |
319 | DECstation porting pages on <http://decstation.unix-ag.org/>. | |
320 | ||
321 | If you have one of the following DECstation Models you definitely | |
322 | want to choose R4xx0 for the CPU Type: | |
323 | ||
9308816c RB |
324 | DECstation 5000/50 |
325 | DECstation 5000/150 | |
326 | DECstation 5000/260 | |
327 | DECsystem 5900/260 | |
1da177e4 LT |
328 | |
329 | otherwise choose R3000. | |
330 | ||
5e83d430 | 331 | config MACH_JAZZ |
3fa986fa | 332 | bool "Jazz family of machines" |
0e2794b0 RB |
333 | select FW_ARC |
334 | select FW_ARC32 | |
5e83d430 | 335 | select ARCH_MAY_HAVE_PC_FDC |
42f77542 | 336 | select CEVT_R4K |
940f6b48 | 337 | select CSRC_R4K |
e2defae5 | 338 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
5e83d430 | 339 | select GENERIC_ISA_DMA |
8a118c38 | 340 | select HAVE_PCSPKR_PLATFORM |
67e38cf2 | 341 | select IRQ_MIPS_CPU |
d865bea4 | 342 | select I8253 |
5e83d430 RB |
343 | select I8259 |
344 | select ISA | |
7cf8053b | 345 | select SYS_HAS_CPU_R4X00 |
5e83d430 | 346 | select SYS_SUPPORTS_32BIT_KERNEL |
7d60717e | 347 | select SYS_SUPPORTS_64BIT_KERNEL |
1723b4a3 | 348 | select SYS_SUPPORTS_100HZ |
1da177e4 | 349 | help |
5e83d430 RB |
350 | This a family of machines based on the MIPS R4030 chipset which was |
351 | used by several vendors to build RISC/os and Windows NT workstations. | |
692105b8 | 352 | Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and |
5e83d430 RB |
353 | Olivetti M700-10 workstations. |
354 | ||
de361e8b PB |
355 | config MACH_INGENIC |
356 | bool "Ingenic SoC based machines" | |
5ebabe59 LPC |
357 | select SYS_SUPPORTS_32BIT_KERNEL |
358 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
f9c9affc | 359 | select SYS_SUPPORTS_ZBOOT_UART16550 |
5ebabe59 | 360 | select DMA_NONCOHERENT |
67e38cf2 | 361 | select IRQ_MIPS_CPU |
d30a2b47 | 362 | select GPIOLIB |
ff1930c6 | 363 | select COMMON_CLK |
83bc7692 | 364 | select GENERIC_IRQ_CHIP |
ffb1843d PB |
365 | select BUILTIN_DTB |
366 | select USE_OF | |
6ec127fb | 367 | select LIBFDT |
5ebabe59 | 368 | |
171bb2f1 JC |
369 | config LANTIQ |
370 | bool "Lantiq based platforms" | |
371 | select DMA_NONCOHERENT | |
67e38cf2 | 372 | select IRQ_MIPS_CPU |
171bb2f1 JC |
373 | select CEVT_R4K |
374 | select CSRC_R4K | |
375 | select SYS_HAS_CPU_MIPS32_R1 | |
376 | select SYS_HAS_CPU_MIPS32_R2 | |
377 | select SYS_SUPPORTS_BIG_ENDIAN | |
378 | select SYS_SUPPORTS_32BIT_KERNEL | |
377cb1b6 | 379 | select SYS_SUPPORTS_MIPS16 |
171bb2f1 JC |
380 | select SYS_SUPPORTS_MULTITHREADING |
381 | select SYS_HAS_EARLY_PRINTK | |
d30a2b47 | 382 | select GPIOLIB |
171bb2f1 JC |
383 | select SWAP_IO_SPACE |
384 | select BOOT_RAW | |
287e3f3f | 385 | select CLKDEV_LOOKUP |
a0392222 | 386 | select USE_OF |
3f8c50c9 JC |
387 | select PINCTRL |
388 | select PINCTRL_LANTIQ | |
c530781c JC |
389 | select ARCH_HAS_RESET_CONTROLLER |
390 | select RESET_CONTROLLER | |
171bb2f1 | 391 | |
1f21d2bd BM |
392 | config LASAT |
393 | bool "LASAT Networks platforms" | |
42f77542 | 394 | select CEVT_R4K |
16f0bbbc | 395 | select CRC32 |
940f6b48 | 396 | select CSRC_R4K |
1f21d2bd BM |
397 | select DMA_NONCOHERENT |
398 | select SYS_HAS_EARLY_PRINTK | |
399 | select HW_HAS_PCI | |
67e38cf2 | 400 | select IRQ_MIPS_CPU |
1f21d2bd BM |
401 | select PCI_GT64XXX_PCI0 |
402 | select MIPS_NILE4 | |
403 | select R5000_CPU_SCACHE | |
404 | select SYS_HAS_CPU_R5000 | |
405 | select SYS_SUPPORTS_32BIT_KERNEL | |
406 | select SYS_SUPPORTS_64BIT_KERNEL if BROKEN | |
407 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1f21d2bd | 408 | |
30ad29bb HC |
409 | config MACH_LOONGSON32 |
410 | bool "Loongson-1 family of machines" | |
c7e8c668 | 411 | select SYS_SUPPORTS_ZBOOT |
ade299d8 | 412 | help |
30ad29bb | 413 | This enables support for the Loongson-1 family of machines. |
85749d24 | 414 | |
30ad29bb HC |
415 | Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by |
416 | the Institute of Computing Technology (ICT), Chinese Academy of | |
417 | Sciences (CAS). | |
ade299d8 | 418 | |
30ad29bb HC |
419 | config MACH_LOONGSON64 |
420 | bool "Loongson-2/3 family of machines" | |
ca585cf9 KC |
421 | select SYS_SUPPORTS_ZBOOT |
422 | help | |
30ad29bb | 423 | This enables the support of Loongson-2/3 family of machines. |
ca585cf9 | 424 | |
30ad29bb HC |
425 | Loongson-2 is a family of single-core CPUs and Loongson-3 is a |
426 | family of multi-core CPUs. They are both 64-bit general-purpose | |
427 | MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute | |
428 | of Computing Technology (ICT), Chinese Academy of Sciences (CAS) | |
429 | in the People's Republic of China. The chief architect is Professor | |
430 | Weiwu Hu. | |
ca585cf9 | 431 | |
6a438309 AB |
432 | config MACH_PISTACHIO |
433 | bool "IMG Pistachio SoC based boards" | |
6a438309 AB |
434 | select BOOT_ELF32 |
435 | select BOOT_RAW | |
436 | select CEVT_R4K | |
437 | select CLKSRC_MIPS_GIC | |
438 | select COMMON_CLK | |
439 | select CSRC_R4K | |
645c7827 | 440 | select DMA_NONCOHERENT |
d30a2b47 | 441 | select GPIOLIB |
67e38cf2 | 442 | select IRQ_MIPS_CPU |
6a438309 AB |
443 | select LIBFDT |
444 | select MFD_SYSCON | |
445 | select MIPS_CPU_SCACHE | |
446 | select MIPS_GIC | |
447 | select PINCTRL | |
448 | select REGULATOR | |
449 | select SYS_HAS_CPU_MIPS32_R2 | |
450 | select SYS_SUPPORTS_32BIT_KERNEL | |
451 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
452 | select SYS_SUPPORTS_MIPS_CPS | |
453 | select SYS_SUPPORTS_MULTITHREADING | |
41cc07be | 454 | select SYS_SUPPORTS_RELOCATABLE |
6a438309 | 455 | select SYS_SUPPORTS_ZBOOT |
018f62ee EG |
456 | select SYS_HAS_EARLY_PRINTK |
457 | select USE_GENERIC_EARLY_PRINTK_8250 | |
6a438309 AB |
458 | select USE_OF |
459 | help | |
460 | This enables support for the IMG Pistachio SoC platform. | |
461 | ||
9937f5ff ZLK |
462 | config MACH_XILFPGA |
463 | bool "MIPSfpga Xilinx based boards" | |
9937f5ff ZLK |
464 | select BOOT_ELF32 |
465 | select BOOT_RAW | |
466 | select BUILTIN_DTB | |
467 | select CEVT_R4K | |
468 | select COMMON_CLK | |
469 | select CSRC_R4K | |
d30a2b47 | 470 | select GPIOLIB |
9937f5ff ZLK |
471 | select IRQ_MIPS_CPU |
472 | select LIBFDT | |
473 | select MIPS_CPU_SCACHE | |
474 | select SYS_HAS_EARLY_PRINTK | |
475 | select SYS_HAS_CPU_MIPS32_R2 | |
476 | select SYS_SUPPORTS_32BIT_KERNEL | |
477 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
478 | select SYS_SUPPORTS_ZBOOT_UART16550 | |
479 | select USE_OF | |
480 | select USE_GENERIC_EARLY_PRINTK_8250 | |
481 | help | |
482 | This enables support for the IMG University Program MIPSfpga platform. | |
483 | ||
1da177e4 | 484 | config MIPS_MALTA |
3fa986fa | 485 | bool "MIPS Malta board" |
61ed242d | 486 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 487 | select BOOT_ELF32 |
fa71c960 | 488 | select BOOT_RAW |
e8823d26 | 489 | select BUILTIN_DTB |
42f77542 | 490 | select CEVT_R4K |
940f6b48 | 491 | select CSRC_R4K |
fa5635a2 | 492 | select CLKSRC_MIPS_GIC |
42b002ab | 493 | select COMMON_CLK |
885014bc | 494 | select DMA_MAYBE_COHERENT |
1da177e4 | 495 | select GENERIC_ISA_DMA |
8a118c38 | 496 | select HAVE_PCSPKR_PLATFORM |
67e38cf2 | 497 | select IRQ_MIPS_CPU |
8a19b8f1 | 498 | select MIPS_GIC |
1da177e4 | 499 | select HW_HAS_PCI |
d865bea4 | 500 | select I8253 |
1da177e4 | 501 | select I8259 |
5e83d430 | 502 | select MIPS_BONITO64 |
9318c51a | 503 | select MIPS_CPU_SCACHE |
a7ef1ead | 504 | select MIPS_L1_CACHE_SHIFT_6 |
252161ec | 505 | select PCI_GT64XXX_PCI0 |
5e83d430 | 506 | select MIPS_MSC |
ecafe3e9 | 507 | select SMP_UP if SMP |
1da177e4 | 508 | select SWAP_IO_SPACE |
7cf8053b RB |
509 | select SYS_HAS_CPU_MIPS32_R1 |
510 | select SYS_HAS_CPU_MIPS32_R2 | |
bfc3c5a6 | 511 | select SYS_HAS_CPU_MIPS32_R3_5 |
c5b36783 | 512 | select SYS_HAS_CPU_MIPS32_R5 |
575509b6 | 513 | select SYS_HAS_CPU_MIPS32_R6 |
7cf8053b | 514 | select SYS_HAS_CPU_MIPS64_R1 |
5d9fbed1 | 515 | select SYS_HAS_CPU_MIPS64_R2 |
575509b6 | 516 | select SYS_HAS_CPU_MIPS64_R6 |
7cf8053b RB |
517 | select SYS_HAS_CPU_NEVADA |
518 | select SYS_HAS_CPU_RM7000 | |
ed5ba2fb YY |
519 | select SYS_SUPPORTS_32BIT_KERNEL |
520 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 521 | select SYS_SUPPORTS_BIG_ENDIAN |
c5b36783 | 522 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 523 | select SYS_SUPPORTS_LITTLE_ENDIAN |
424ebcdf | 524 | select SYS_SUPPORTS_MICROMIPS |
0365070f | 525 | select SYS_SUPPORTS_MIPS_CMP |
e56b6aa6 | 526 | select SYS_SUPPORTS_MIPS_CPS |
377cb1b6 | 527 | select SYS_SUPPORTS_MIPS16 |
f41ae0b2 | 528 | select SYS_SUPPORTS_MULTITHREADING |
9693a853 | 529 | select SYS_SUPPORTS_SMARTMIPS |
1b93b3c3 | 530 | select SYS_SUPPORTS_ZBOOT |
8c530ea3 | 531 | select SYS_SUPPORTS_RELOCATABLE |
e8823d26 | 532 | select USE_OF |
38ec82fe | 533 | select LIBFDT |
abcc82b1 | 534 | select ZONE_DMA32 if 64BIT |
e81a8c7d PB |
535 | select BUILTIN_DTB |
536 | select LIBFDT | |
1da177e4 | 537 | help |
f638d197 | 538 | This enables support for the MIPS Technologies Malta evaluation |
1da177e4 LT |
539 | board. |
540 | ||
2572f00d JH |
541 | config MACH_PIC32 |
542 | bool "Microchip PIC32 Family" | |
543 | help | |
544 | This enables support for the Microchip PIC32 family of platforms. | |
545 | ||
546 | Microchip PIC32 is a family of general-purpose 32 bit MIPS core | |
547 | microcontrollers. | |
548 | ||
ec47b274 SH |
549 | config MIPS_SEAD3 |
550 | bool "MIPS SEAD3 board" | |
551 | select BOOT_ELF32 | |
552 | select BOOT_RAW | |
f262b5f2 | 553 | select BUILTIN_DTB |
ec47b274 SH |
554 | select CEVT_R4K |
555 | select CSRC_R4K | |
fa5635a2 | 556 | select CLKSRC_MIPS_GIC |
42b002ab | 557 | select COMMON_CLK |
ec47b274 SH |
558 | select CPU_MIPSR2_IRQ_VI |
559 | select CPU_MIPSR2_IRQ_EI | |
560 | select DMA_NONCOHERENT | |
67e38cf2 | 561 | select IRQ_MIPS_CPU |
8a19b8f1 | 562 | select MIPS_GIC |
44327236 | 563 | select LIBFDT |
ec47b274 SH |
564 | select MIPS_MSC |
565 | select SYS_HAS_CPU_MIPS32_R1 | |
566 | select SYS_HAS_CPU_MIPS32_R2 | |
d4594b27 | 567 | select SYS_HAS_CPU_MIPS32_R6 |
ec47b274 | 568 | select SYS_HAS_CPU_MIPS64_R1 |
ec47b274 SH |
569 | select SYS_SUPPORTS_32BIT_KERNEL |
570 | select SYS_SUPPORTS_64BIT_KERNEL | |
571 | select SYS_SUPPORTS_BIG_ENDIAN | |
572 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
573 | select SYS_SUPPORTS_SMARTMIPS | |
a6a4834c | 574 | select SYS_SUPPORTS_MICROMIPS |
377cb1b6 | 575 | select SYS_SUPPORTS_MIPS16 |
8c530ea3 | 576 | select SYS_SUPPORTS_RELOCATABLE |
ec47b274 SH |
577 | select USB_EHCI_BIG_ENDIAN_DESC |
578 | select USB_EHCI_BIG_ENDIAN_MMIO | |
9b731009 | 579 | select USE_OF |
ec47b274 SH |
580 | help |
581 | This enables support for the MIPS Technologies SEAD3 evaluation | |
582 | board. | |
583 | ||
a83860c2 RB |
584 | config NEC_MARKEINS |
585 | bool "NEC EMMA2RH Mark-eins board" | |
586 | select SOC_EMMA2RH | |
587 | select HW_HAS_PCI | |
588 | help | |
589 | This enables support for the NEC Electronics Mark-eins boards. | |
ade299d8 | 590 | |
5e83d430 | 591 | config MACH_VR41XX |
74142d65 | 592 | bool "NEC VR4100 series based machines" |
42f77542 | 593 | select CEVT_R4K |
940f6b48 | 594 | select CSRC_R4K |
7cf8053b | 595 | select SYS_HAS_CPU_VR41XX |
377cb1b6 | 596 | select SYS_SUPPORTS_MIPS16 |
d30a2b47 | 597 | select GPIOLIB |
5e83d430 | 598 | |
edb6310a DL |
599 | config NXP_STB220 |
600 | bool "NXP STB220 board" | |
601 | select SOC_PNX833X | |
602 | help | |
603 | Support for NXP Semiconductors STB220 Development Board. | |
604 | ||
605 | config NXP_STB225 | |
606 | bool "NXP 225 board" | |
607 | select SOC_PNX833X | |
608 | select SOC_PNX8335 | |
609 | help | |
610 | Support for NXP Semiconductors STB225 Development Board. | |
611 | ||
9267a30d MSJ |
612 | config PMC_MSP |
613 | bool "PMC-Sierra MSP chipsets" | |
39d30c13 A |
614 | select CEVT_R4K |
615 | select CSRC_R4K | |
9267a30d MSJ |
616 | select DMA_NONCOHERENT |
617 | select SWAP_IO_SPACE | |
618 | select NO_EXCEPT_FILL | |
619 | select BOOT_RAW | |
620 | select SYS_HAS_CPU_MIPS32_R1 | |
621 | select SYS_HAS_CPU_MIPS32_R2 | |
622 | select SYS_SUPPORTS_32BIT_KERNEL | |
623 | select SYS_SUPPORTS_BIG_ENDIAN | |
377cb1b6 | 624 | select SYS_SUPPORTS_MIPS16 |
67e38cf2 | 625 | select IRQ_MIPS_CPU |
9267a30d MSJ |
626 | select SERIAL_8250 |
627 | select SERIAL_8250_CONSOLE | |
9296d94d FF |
628 | select USB_EHCI_BIG_ENDIAN_MMIO |
629 | select USB_EHCI_BIG_ENDIAN_DESC | |
9267a30d MSJ |
630 | help |
631 | This adds support for the PMC-Sierra family of Multi-Service | |
632 | Processor System-On-A-Chips. These parts include a number | |
633 | of integrated peripherals, interfaces and DSPs in addition to | |
634 | a variety of MIPS cores. | |
635 | ||
ae2b5bb6 JC |
636 | config RALINK |
637 | bool "Ralink based machines" | |
638 | select CEVT_R4K | |
639 | select CSRC_R4K | |
640 | select BOOT_RAW | |
641 | select DMA_NONCOHERENT | |
67e38cf2 | 642 | select IRQ_MIPS_CPU |
ae2b5bb6 JC |
643 | select USE_OF |
644 | select SYS_HAS_CPU_MIPS32_R1 | |
645 | select SYS_HAS_CPU_MIPS32_R2 | |
646 | select SYS_SUPPORTS_32BIT_KERNEL | |
647 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
377cb1b6 | 648 | select SYS_SUPPORTS_MIPS16 |
ae2b5bb6 | 649 | select SYS_HAS_EARLY_PRINTK |
ae2b5bb6 | 650 | select CLKDEV_LOOKUP |
2a153f1c JC |
651 | select ARCH_HAS_RESET_CONTROLLER |
652 | select RESET_CONTROLLER | |
ae2b5bb6 | 653 | |
1da177e4 | 654 | config SGI_IP22 |
3fa986fa | 655 | bool "SGI IP22 (Indy/Indigo2)" |
0e2794b0 RB |
656 | select FW_ARC |
657 | select FW_ARC32 | |
1da177e4 | 658 | select BOOT_ELF32 |
42f77542 | 659 | select CEVT_R4K |
940f6b48 | 660 | select CSRC_R4K |
e2defae5 | 661 | select DEFAULT_SGI_PARTITION |
1da177e4 | 662 | select DMA_NONCOHERENT |
5e83d430 | 663 | select HW_HAS_EISA |
d865bea4 | 664 | select I8253 |
68de4803 | 665 | select I8259 |
1da177e4 | 666 | select IP22_CPU_SCACHE |
67e38cf2 | 667 | select IRQ_MIPS_CPU |
aa414dff | 668 | select GENERIC_ISA_DMA_SUPPORT_BROKEN |
e2defae5 TB |
669 | select SGI_HAS_I8042 |
670 | select SGI_HAS_INDYDOG | |
36e5c21d | 671 | select SGI_HAS_HAL2 |
e2defae5 TB |
672 | select SGI_HAS_SEEQ |
673 | select SGI_HAS_WD93 | |
674 | select SGI_HAS_ZILOG | |
1da177e4 | 675 | select SWAP_IO_SPACE |
7cf8053b RB |
676 | select SYS_HAS_CPU_R4X00 |
677 | select SYS_HAS_CPU_R5000 | |
2b5e63f6 MM |
678 | # |
679 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
680 | # memory during early boot on some machines. | |
681 | # | |
682 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
683 | # for a more details discussion | |
684 | # | |
685 | # select SYS_HAS_EARLY_PRINTK | |
ed5ba2fb YY |
686 | select SYS_SUPPORTS_32BIT_KERNEL |
687 | select SYS_SUPPORTS_64BIT_KERNEL | |
5e83d430 | 688 | select SYS_SUPPORTS_BIG_ENDIAN |
930beb5a | 689 | select MIPS_L1_CACHE_SHIFT_7 |
1da177e4 LT |
690 | help |
691 | This are the SGI Indy, Challenge S and Indigo2, as well as certain | |
692 | OEM variants like the Tandem CMN B006S. To compile a Linux kernel | |
693 | that runs on these, say Y here. | |
694 | ||
695 | config SGI_IP27 | |
3fa986fa | 696 | bool "SGI IP27 (Origin200/2000)" |
0e2794b0 RB |
697 | select FW_ARC |
698 | select FW_ARC64 | |
5e83d430 | 699 | select BOOT_ELF64 |
e2defae5 | 700 | select DEFAULT_SGI_PARTITION |
634286f1 | 701 | select DMA_COHERENT |
36a88530 | 702 | select SYS_HAS_EARLY_PRINTK |
1da177e4 | 703 | select HW_HAS_PCI |
130e2fb7 | 704 | select NR_CPUS_DEFAULT_64 |
7cf8053b | 705 | select SYS_HAS_CPU_R10000 |
ed5ba2fb | 706 | select SYS_SUPPORTS_64BIT_KERNEL |
5e83d430 | 707 | select SYS_SUPPORTS_BIG_ENDIAN |
d8cb4e11 | 708 | select SYS_SUPPORTS_NUMA |
1a5c5de1 | 709 | select SYS_SUPPORTS_SMP |
930beb5a | 710 | select MIPS_L1_CACHE_SHIFT_7 |
1da177e4 LT |
711 | help |
712 | This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics | |
713 | workstations. To compile a Linux kernel that runs on these, say Y | |
714 | here. | |
715 | ||
e2defae5 | 716 | config SGI_IP28 |
7d60717e | 717 | bool "SGI IP28 (Indigo2 R10k)" |
0e2794b0 RB |
718 | select FW_ARC |
719 | select FW_ARC64 | |
e2defae5 TB |
720 | select BOOT_ELF64 |
721 | select CEVT_R4K | |
722 | select CSRC_R4K | |
723 | select DEFAULT_SGI_PARTITION | |
724 | select DMA_NONCOHERENT | |
725 | select GENERIC_ISA_DMA_SUPPORT_BROKEN | |
67e38cf2 | 726 | select IRQ_MIPS_CPU |
e2defae5 TB |
727 | select HW_HAS_EISA |
728 | select I8253 | |
729 | select I8259 | |
e2defae5 TB |
730 | select SGI_HAS_I8042 |
731 | select SGI_HAS_INDYDOG | |
5b438c44 | 732 | select SGI_HAS_HAL2 |
e2defae5 TB |
733 | select SGI_HAS_SEEQ |
734 | select SGI_HAS_WD93 | |
735 | select SGI_HAS_ZILOG | |
736 | select SWAP_IO_SPACE | |
737 | select SYS_HAS_CPU_R10000 | |
2b5e63f6 MM |
738 | # |
739 | # Disable EARLY_PRINTK for now since it leads to overwritten prom | |
740 | # memory during early boot on some machines. | |
741 | # | |
742 | # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com | |
743 | # for a more details discussion | |
744 | # | |
745 | # select SYS_HAS_EARLY_PRINTK | |
e2defae5 TB |
746 | select SYS_SUPPORTS_64BIT_KERNEL |
747 | select SYS_SUPPORTS_BIG_ENDIAN | |
dc24d68d | 748 | select MIPS_L1_CACHE_SHIFT_7 |
e2defae5 TB |
749 | help |
750 | This is the SGI Indigo2 with R10000 processor. To compile a Linux | |
751 | kernel that runs on these, say Y here. | |
752 | ||
1da177e4 | 753 | config SGI_IP32 |
cfd2afc0 | 754 | bool "SGI IP32 (O2)" |
0e2794b0 RB |
755 | select FW_ARC |
756 | select FW_ARC32 | |
1da177e4 | 757 | select BOOT_ELF32 |
42f77542 | 758 | select CEVT_R4K |
940f6b48 | 759 | select CSRC_R4K |
1da177e4 LT |
760 | select DMA_NONCOHERENT |
761 | select HW_HAS_PCI | |
67e38cf2 | 762 | select IRQ_MIPS_CPU |
1da177e4 LT |
763 | select R5000_CPU_SCACHE |
764 | select RM7000_CPU_SCACHE | |
7cf8053b RB |
765 | select SYS_HAS_CPU_R5000 |
766 | select SYS_HAS_CPU_R10000 if BROKEN | |
767 | select SYS_HAS_CPU_RM7000 | |
dd2f18fe | 768 | select SYS_HAS_CPU_NEVADA |
ed5ba2fb | 769 | select SYS_SUPPORTS_64BIT_KERNEL |
23fbee9d | 770 | select SYS_SUPPORTS_BIG_ENDIAN |
23fbee9d | 771 | help |
5e83d430 | 772 | If you want this kernel to run on SGI O2 workstation, say Y here. |
1da177e4 | 773 | |
ade299d8 YY |
774 | config SIBYTE_CRHINE |
775 | bool "Sibyte BCM91120C-CRhine" | |
9a6dcea1 AI |
776 | select BOOT_ELF32 |
777 | select DMA_COHERENT | |
ade299d8 | 778 | select SIBYTE_BCM1120 |
9a6dcea1 | 779 | select SWAP_IO_SPACE |
7cf8053b | 780 | select SYS_HAS_CPU_SB1 |
9a6dcea1 AI |
781 | select SYS_SUPPORTS_BIG_ENDIAN |
782 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
783 | ||
ade299d8 YY |
784 | config SIBYTE_CARMEL |
785 | bool "Sibyte BCM91120x-Carmel" | |
5e83d430 | 786 | select BOOT_ELF32 |
1da177e4 | 787 | select DMA_COHERENT |
ade299d8 | 788 | select SIBYTE_BCM1120 |
5e83d430 | 789 | select SWAP_IO_SPACE |
7cf8053b | 790 | select SYS_HAS_CPU_SB1 |
81731f79 | 791 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 792 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 793 | |
ade299d8 YY |
794 | config SIBYTE_CRHONE |
795 | bool "Sibyte BCM91125C-CRhone" | |
5e83d430 RB |
796 | select BOOT_ELF32 |
797 | select DMA_COHERENT | |
ade299d8 | 798 | select SIBYTE_BCM1125 |
5e83d430 | 799 | select SWAP_IO_SPACE |
7cf8053b | 800 | select SYS_HAS_CPU_SB1 |
5e83d430 | 801 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 802 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 803 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 804 | |
5e83d430 | 805 | config SIBYTE_RHONE |
3fa986fa | 806 | bool "Sibyte BCM91125E-Rhone" |
5e83d430 RB |
807 | select BOOT_ELF32 |
808 | select DMA_COHERENT | |
809 | select SIBYTE_BCM1125H | |
810 | select SWAP_IO_SPACE | |
7cf8053b | 811 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
812 | select SYS_SUPPORTS_BIG_ENDIAN |
813 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 814 | |
ade299d8 YY |
815 | config SIBYTE_SWARM |
816 | bool "Sibyte BCM91250A-SWARM" | |
5e83d430 | 817 | select BOOT_ELF32 |
26a940e2 | 818 | select DMA_COHERENT |
fcf3ca4c | 819 | select HAVE_PATA_PLATFORM |
ade299d8 | 820 | select SIBYTE_SB1250 |
5e83d430 | 821 | select SWAP_IO_SPACE |
7cf8053b | 822 | select SYS_HAS_CPU_SB1 |
5e83d430 | 823 | select SYS_SUPPORTS_BIG_ENDIAN |
ade299d8 | 824 | select SYS_SUPPORTS_HIGHMEM |
e3ad1c23 | 825 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 826 | select ZONE_DMA32 if 64BIT |
e3ad1c23 | 827 | |
ade299d8 YY |
828 | config SIBYTE_LITTLESUR |
829 | bool "Sibyte BCM91250C2-LittleSur" | |
5e83d430 RB |
830 | select BOOT_ELF32 |
831 | select DMA_COHERENT | |
fcf3ca4c | 832 | select HAVE_PATA_PLATFORM |
5e83d430 RB |
833 | select SIBYTE_SB1250 |
834 | select SWAP_IO_SPACE | |
7cf8053b | 835 | select SYS_HAS_CPU_SB1 |
5e83d430 RB |
836 | select SYS_SUPPORTS_BIG_ENDIAN |
837 | select SYS_SUPPORTS_HIGHMEM | |
838 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1da177e4 | 839 | |
ade299d8 YY |
840 | config SIBYTE_SENTOSA |
841 | bool "Sibyte BCM91250E-Sentosa" | |
5e83d430 RB |
842 | select BOOT_ELF32 |
843 | select DMA_COHERENT | |
844 | select SIBYTE_SB1250 | |
845 | select SWAP_IO_SPACE | |
7cf8053b | 846 | select SYS_HAS_CPU_SB1 |
5e83d430 | 847 | select SYS_SUPPORTS_BIG_ENDIAN |
5e83d430 | 848 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 849 | |
ade299d8 YY |
850 | config SIBYTE_BIGSUR |
851 | bool "Sibyte BCM91480B-BigSur" | |
5e83d430 RB |
852 | select BOOT_ELF32 |
853 | select DMA_COHERENT | |
ade299d8 | 854 | select NR_CPUS_DEFAULT_4 |
ade299d8 | 855 | select SIBYTE_BCM1x80 |
5e83d430 | 856 | select SWAP_IO_SPACE |
7cf8053b | 857 | select SYS_HAS_CPU_SB1 |
5e83d430 | 858 | select SYS_SUPPORTS_BIG_ENDIAN |
651194f8 | 859 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 860 | select SYS_SUPPORTS_LITTLE_ENDIAN |
cce335ae | 861 | select ZONE_DMA32 if 64BIT |
1da177e4 | 862 | |
14b36af4 TB |
863 | config SNI_RM |
864 | bool "SNI RM200/300/400" | |
0e2794b0 RB |
865 | select FW_ARC if CPU_LITTLE_ENDIAN |
866 | select FW_ARC32 if CPU_LITTLE_ENDIAN | |
aaa9fad3 | 867 | select FW_SNIPROM if CPU_BIG_ENDIAN |
61ed242d | 868 | select ARCH_MAY_HAVE_PC_FDC |
1da177e4 | 869 | select BOOT_ELF32 |
42f77542 | 870 | select CEVT_R4K |
940f6b48 | 871 | select CSRC_R4K |
e2defae5 | 872 | select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN |
1da177e4 LT |
873 | select DMA_NONCOHERENT |
874 | select GENERIC_ISA_DMA | |
8a118c38 | 875 | select HAVE_PCSPKR_PLATFORM |
5e83d430 | 876 | select HW_HAS_EISA |
1da177e4 | 877 | select HW_HAS_PCI |
67e38cf2 | 878 | select IRQ_MIPS_CPU |
d865bea4 | 879 | select I8253 |
1da177e4 LT |
880 | select I8259 |
881 | select ISA | |
4a0312fc | 882 | select SWAP_IO_SPACE if CPU_BIG_ENDIAN |
7cf8053b | 883 | select SYS_HAS_CPU_R4X00 |
4a0312fc | 884 | select SYS_HAS_CPU_R5000 |
c066a32a | 885 | select SYS_HAS_CPU_R10000 |
4a0312fc | 886 | select R5000_CPU_SCACHE |
36a88530 | 887 | select SYS_HAS_EARLY_PRINTK |
ed5ba2fb | 888 | select SYS_SUPPORTS_32BIT_KERNEL |
7d60717e | 889 | select SYS_SUPPORTS_64BIT_KERNEL |
4a0312fc | 890 | select SYS_SUPPORTS_BIG_ENDIAN |
797798c1 | 891 | select SYS_SUPPORTS_HIGHMEM |
5e83d430 | 892 | select SYS_SUPPORTS_LITTLE_ENDIAN |
1da177e4 | 893 | help |
14b36af4 TB |
894 | The SNI RM200/300/400 are MIPS-based machines manufactured by |
895 | Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid | |
1da177e4 LT |
896 | Technology and now in turn merged with Fujitsu. Say Y here to |
897 | support this machine type. | |
898 | ||
edcaf1a6 AN |
899 | config MACH_TX39XX |
900 | bool "Toshiba TX39 series based machines" | |
5e83d430 | 901 | |
edcaf1a6 AN |
902 | config MACH_TX49XX |
903 | bool "Toshiba TX49 series based machines" | |
5e83d430 | 904 | |
73b4390f RB |
905 | config MIKROTIK_RB532 |
906 | bool "Mikrotik RB532 boards" | |
907 | select CEVT_R4K | |
908 | select CSRC_R4K | |
909 | select DMA_NONCOHERENT | |
73b4390f | 910 | select HW_HAS_PCI |
67e38cf2 | 911 | select IRQ_MIPS_CPU |
73b4390f RB |
912 | select SYS_HAS_CPU_MIPS32_R1 |
913 | select SYS_SUPPORTS_32BIT_KERNEL | |
914 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
915 | select SWAP_IO_SPACE | |
916 | select BOOT_RAW | |
d30a2b47 | 917 | select GPIOLIB |
930beb5a | 918 | select MIPS_L1_CACHE_SHIFT_4 |
73b4390f RB |
919 | help |
920 | Support the Mikrotik(tm) RouterBoard 532 series, | |
921 | based on the IDT RC32434 SoC. | |
922 | ||
9ddebc46 DD |
923 | config CAVIUM_OCTEON_SOC |
924 | bool "Cavium Networks Octeon SoC based boards" | |
a86c7f72 | 925 | select CEVT_R4K |
34adb28d | 926 | select ARCH_PHYS_ADDR_T_64BIT |
a86c7f72 DD |
927 | select DMA_COHERENT |
928 | select SYS_SUPPORTS_64BIT_KERNEL | |
929 | select SYS_SUPPORTS_BIG_ENDIAN | |
f65aad41 | 930 | select EDAC_SUPPORT |
b01aec9b | 931 | select EDAC_ATOMIC_SCRUB |
73569d87 DD |
932 | select SYS_SUPPORTS_LITTLE_ENDIAN |
933 | select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN | |
a86c7f72 | 934 | select SYS_HAS_EARLY_PRINTK |
5e683389 | 935 | select SYS_HAS_CPU_CAVIUM_OCTEON |
e8635b48 | 936 | select HW_HAS_PCI |
f00e001e | 937 | select ZONE_DMA32 |
465aaed0 | 938 | select HOLES_IN_ZONE |
d30a2b47 | 939 | select GPIOLIB |
6e511163 DD |
940 | select LIBFDT |
941 | select USE_OF | |
942 | select ARCH_SPARSEMEM_ENABLE | |
943 | select SYS_SUPPORTS_SMP | |
944 | select NR_CPUS_DEFAULT_16 | |
e326479f | 945 | select BUILTIN_DTB |
8c1e6b14 | 946 | select MTD_COMPLEX_MAPPINGS |
a86c7f72 DD |
947 | help |
948 | This option supports all of the Octeon reference boards from Cavium | |
949 | Networks. It builds a kernel that dynamically determines the Octeon | |
950 | CPU type and supports all known board reference implementations. | |
951 | Some of the supported boards are: | |
952 | EBT3000 | |
953 | EBH3000 | |
954 | EBH3100 | |
955 | Thunder | |
956 | Kodama | |
957 | Hikari | |
958 | Say Y here for most Octeon reference boards. | |
959 | ||
7f058e85 J |
960 | config NLM_XLR_BOARD |
961 | bool "Netlogic XLR/XLS based systems" | |
7f058e85 J |
962 | select BOOT_ELF32 |
963 | select NLM_COMMON | |
7f058e85 J |
964 | select SYS_HAS_CPU_XLR |
965 | select SYS_SUPPORTS_SMP | |
966 | select HW_HAS_PCI | |
967 | select SWAP_IO_SPACE | |
968 | select SYS_SUPPORTS_32BIT_KERNEL | |
969 | select SYS_SUPPORTS_64BIT_KERNEL | |
34adb28d | 970 | select ARCH_PHYS_ADDR_T_64BIT |
7f058e85 J |
971 | select SYS_SUPPORTS_BIG_ENDIAN |
972 | select SYS_SUPPORTS_HIGHMEM | |
973 | select DMA_COHERENT | |
974 | select NR_CPUS_DEFAULT_32 | |
975 | select CEVT_R4K | |
976 | select CSRC_R4K | |
67e38cf2 | 977 | select IRQ_MIPS_CPU |
b97215fd | 978 | select ZONE_DMA32 if 64BIT |
7f058e85 J |
979 | select SYNC_R4K |
980 | select SYS_HAS_EARLY_PRINTK | |
8f0b0430 J |
981 | select SYS_SUPPORTS_ZBOOT |
982 | select SYS_SUPPORTS_ZBOOT_UART16550 | |
7f058e85 J |
983 | help |
984 | Support for systems based on Netlogic XLR and XLS processors. | |
985 | Say Y here if you have a XLR or XLS based board. | |
986 | ||
1c773ea4 J |
987 | config NLM_XLP_BOARD |
988 | bool "Netlogic XLP based systems" | |
1c773ea4 J |
989 | select BOOT_ELF32 |
990 | select NLM_COMMON | |
991 | select SYS_HAS_CPU_XLP | |
992 | select SYS_SUPPORTS_SMP | |
993 | select HW_HAS_PCI | |
1c773ea4 J |
994 | select SYS_SUPPORTS_32BIT_KERNEL |
995 | select SYS_SUPPORTS_64BIT_KERNEL | |
34adb28d | 996 | select ARCH_PHYS_ADDR_T_64BIT |
d30a2b47 | 997 | select GPIOLIB |
1c773ea4 J |
998 | select SYS_SUPPORTS_BIG_ENDIAN |
999 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1000 | select SYS_SUPPORTS_HIGHMEM | |
1001 | select DMA_COHERENT | |
1002 | select NR_CPUS_DEFAULT_32 | |
1003 | select CEVT_R4K | |
1004 | select CSRC_R4K | |
67e38cf2 | 1005 | select IRQ_MIPS_CPU |
b97215fd | 1006 | select ZONE_DMA32 if 64BIT |
1c773ea4 J |
1007 | select SYNC_R4K |
1008 | select SYS_HAS_EARLY_PRINTK | |
2f6528e1 | 1009 | select USE_OF |
8f0b0430 J |
1010 | select SYS_SUPPORTS_ZBOOT |
1011 | select SYS_SUPPORTS_ZBOOT_UART16550 | |
1c773ea4 J |
1012 | help |
1013 | This board is based on Netlogic XLP Processor. | |
1014 | Say Y here if you have a XLP based board. | |
1015 | ||
9bc463be DD |
1016 | config MIPS_PARAVIRT |
1017 | bool "Para-Virtualized guest system" | |
1018 | select CEVT_R4K | |
1019 | select CSRC_R4K | |
1020 | select DMA_COHERENT | |
1021 | select SYS_SUPPORTS_64BIT_KERNEL | |
1022 | select SYS_SUPPORTS_32BIT_KERNEL | |
1023 | select SYS_SUPPORTS_BIG_ENDIAN | |
1024 | select SYS_SUPPORTS_SMP | |
1025 | select NR_CPUS_DEFAULT_4 | |
1026 | select SYS_HAS_EARLY_PRINTK | |
1027 | select SYS_HAS_CPU_MIPS32_R2 | |
1028 | select SYS_HAS_CPU_MIPS64_R2 | |
1029 | select SYS_HAS_CPU_CAVIUM_OCTEON | |
1030 | select HW_HAS_PCI | |
1031 | select SWAP_IO_SPACE | |
1032 | help | |
1033 | This option supports guest running under ???? | |
1034 | ||
5e83d430 | 1035 | endchoice |
1da177e4 | 1036 | |
e8c7c482 | 1037 | source "arch/mips/alchemy/Kconfig" |
3b12308f | 1038 | source "arch/mips/ath25/Kconfig" |
d4a67d9d | 1039 | source "arch/mips/ath79/Kconfig" |
a656ffcb | 1040 | source "arch/mips/bcm47xx/Kconfig" |
e7300d04 | 1041 | source "arch/mips/bcm63xx/Kconfig" |
8945e37e | 1042 | source "arch/mips/bmips/Kconfig" |
eed0eabd | 1043 | source "arch/mips/generic/Kconfig" |
5e83d430 | 1044 | source "arch/mips/jazz/Kconfig" |
5ebabe59 | 1045 | source "arch/mips/jz4740/Kconfig" |
8ec6d935 | 1046 | source "arch/mips/lantiq/Kconfig" |
1f21d2bd | 1047 | source "arch/mips/lasat/Kconfig" |
2572f00d | 1048 | source "arch/mips/pic32/Kconfig" |
af0cfb2c | 1049 | source "arch/mips/pistachio/Kconfig" |
0f3a05cb | 1050 | source "arch/mips/pmcs-msp71xx/Kconfig" |
ae2b5bb6 | 1051 | source "arch/mips/ralink/Kconfig" |
29c48699 | 1052 | source "arch/mips/sgi-ip27/Kconfig" |
38b18f72 | 1053 | source "arch/mips/sibyte/Kconfig" |
22b1d707 | 1054 | source "arch/mips/txx9/Kconfig" |
5e83d430 | 1055 | source "arch/mips/vr41xx/Kconfig" |
a86c7f72 | 1056 | source "arch/mips/cavium-octeon/Kconfig" |
30ad29bb HC |
1057 | source "arch/mips/loongson32/Kconfig" |
1058 | source "arch/mips/loongson64/Kconfig" | |
7f058e85 | 1059 | source "arch/mips/netlogic/Kconfig" |
ae6e7e63 | 1060 | source "arch/mips/paravirt/Kconfig" |
9937f5ff | 1061 | source "arch/mips/xilfpga/Kconfig" |
38b18f72 | 1062 | |
5e83d430 RB |
1063 | endmenu |
1064 | ||
1da177e4 LT |
1065 | config RWSEM_GENERIC_SPINLOCK |
1066 | bool | |
1067 | default y | |
1068 | ||
1069 | config RWSEM_XCHGADD_ALGORITHM | |
1070 | bool | |
1071 | ||
f0d1b0b3 DH |
1072 | config ARCH_HAS_ILOG2_U32 |
1073 | bool | |
1074 | default n | |
1075 | ||
1076 | config ARCH_HAS_ILOG2_U64 | |
1077 | bool | |
1078 | default n | |
1079 | ||
3c9ee7ef AM |
1080 | config GENERIC_HWEIGHT |
1081 | bool | |
1082 | default y | |
1083 | ||
1da177e4 LT |
1084 | config GENERIC_CALIBRATE_DELAY |
1085 | bool | |
1086 | default y | |
1087 | ||
ae1e9130 | 1088 | config SCHED_OMIT_FRAME_POINTER |
1cc89038 AN |
1089 | bool |
1090 | default y | |
1091 | ||
1da177e4 LT |
1092 | # |
1093 | # Select some configuration options automatically based on user selections. | |
1094 | # | |
0e2794b0 | 1095 | config FW_ARC |
1da177e4 | 1096 | bool |
1da177e4 | 1097 | |
61ed242d RB |
1098 | config ARCH_MAY_HAVE_PC_FDC |
1099 | bool | |
1100 | ||
9267a30d MSJ |
1101 | config BOOT_RAW |
1102 | bool | |
1103 | ||
217dd11e RB |
1104 | config CEVT_BCM1480 |
1105 | bool | |
1106 | ||
6457d9fc YY |
1107 | config CEVT_DS1287 |
1108 | bool | |
1109 | ||
1097c6ac YY |
1110 | config CEVT_GT641XX |
1111 | bool | |
1112 | ||
42f77542 RB |
1113 | config CEVT_R4K |
1114 | bool | |
1115 | ||
217dd11e RB |
1116 | config CEVT_SB1250 |
1117 | bool | |
1118 | ||
229f773e AN |
1119 | config CEVT_TXX9 |
1120 | bool | |
1121 | ||
217dd11e RB |
1122 | config CSRC_BCM1480 |
1123 | bool | |
1124 | ||
4247417d YY |
1125 | config CSRC_IOASIC |
1126 | bool | |
1127 | ||
940f6b48 RB |
1128 | config CSRC_R4K |
1129 | bool | |
1130 | ||
217dd11e RB |
1131 | config CSRC_SB1250 |
1132 | bool | |
1133 | ||
a7f4df4e AS |
1134 | config MIPS_CLOCK_VSYSCALL |
1135 | def_bool CSRC_R4K || CLKSRC_MIPS_GIC | |
1136 | ||
a9aec7fe | 1137 | config GPIO_TXX9 |
d30a2b47 | 1138 | select GPIOLIB |
a9aec7fe AN |
1139 | bool |
1140 | ||
0e2794b0 | 1141 | config FW_CFE |
df78b5c8 AJ |
1142 | bool |
1143 | ||
4bafad92 | 1144 | config ARCH_DMA_ADDR_T_64BIT |
34adb28d | 1145 | def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT |
4bafad92 | 1146 | |
40e084a5 RB |
1147 | config ARCH_SUPPORTS_UPROBES |
1148 | bool | |
1149 | ||
885014bc FF |
1150 | config DMA_MAYBE_COHERENT |
1151 | select DMA_NONCOHERENT | |
1152 | bool | |
1153 | ||
20d33064 PB |
1154 | config DMA_PERDEV_COHERENT |
1155 | bool | |
1156 | select DMA_MAYBE_COHERENT | |
1157 | ||
4ce588cd | 1158 | config DMA_COHERENT |
1da177e4 LT |
1159 | bool |
1160 | ||
4ce588cd RB |
1161 | config DMA_NONCOHERENT |
1162 | bool | |
e1e02b32 | 1163 | select NEED_DMA_MAP_STATE |
4ce588cd | 1164 | |
e1e02b32 | 1165 | config NEED_DMA_MAP_STATE |
1da177e4 LT |
1166 | bool |
1167 | ||
36a88530 | 1168 | config SYS_HAS_EARLY_PRINTK |
1da177e4 | 1169 | bool |
1da177e4 | 1170 | |
1b2bc75c | 1171 | config SYS_SUPPORTS_HOTPLUG_CPU |
dbb74540 | 1172 | bool |
dbb74540 | 1173 | |
1da177e4 LT |
1174 | config MIPS_BONITO64 |
1175 | bool | |
1da177e4 LT |
1176 | |
1177 | config MIPS_MSC | |
1178 | bool | |
1da177e4 | 1179 | |
1f21d2bd BM |
1180 | config MIPS_NILE4 |
1181 | bool | |
1182 | ||
39b8d525 RB |
1183 | config SYNC_R4K |
1184 | bool | |
1185 | ||
487d70d0 GJ |
1186 | config MIPS_MACHINE |
1187 | def_bool n | |
1188 | ||
ce816fa8 | 1189 | config NO_IOPORT_MAP |
d388d685 MR |
1190 | def_bool n |
1191 | ||
4e0748f5 MC |
1192 | config GENERIC_CSUM |
1193 | bool | |
1194 | ||
8313da30 RB |
1195 | config GENERIC_ISA_DMA |
1196 | bool | |
1197 | select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n | |
a35bee8a | 1198 | select ISA_DMA_API |
8313da30 | 1199 | |
aa414dff RB |
1200 | config GENERIC_ISA_DMA_SUPPORT_BROKEN |
1201 | bool | |
8313da30 | 1202 | select GENERIC_ISA_DMA |
aa414dff | 1203 | |
a35bee8a NK |
1204 | config ISA_DMA_API |
1205 | bool | |
1206 | ||
465aaed0 DD |
1207 | config HOLES_IN_ZONE |
1208 | bool | |
1209 | ||
8c530ea3 MR |
1210 | config SYS_SUPPORTS_RELOCATABLE |
1211 | bool | |
1212 | help | |
1213 | Selected if the platform supports relocating the kernel. | |
1214 | The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF | |
1215 | to allow access to command line and entropy sources. | |
1216 | ||
5e83d430 | 1217 | # |
6b2aac42 | 1218 | # Endianness selection. Sufficiently obscure so many users don't know what to |
5e83d430 RB |
1219 | # answer,so we try hard to limit the available choices. Also the use of a |
1220 | # choice statement should be more obvious to the user. | |
1221 | # | |
1222 | choice | |
6b2aac42 | 1223 | prompt "Endianness selection" |
1da177e4 LT |
1224 | help |
1225 | Some MIPS machines can be configured for either little or big endian | |
5e83d430 | 1226 | byte order. These modes require different kernels and a different |
3cb2fccc | 1227 | Linux distribution. In general there is one preferred byteorder for a |
5e83d430 | 1228 | particular system but some systems are just as commonly used in the |
3dde6ad8 | 1229 | one or the other endianness. |
5e83d430 RB |
1230 | |
1231 | config CPU_BIG_ENDIAN | |
1232 | bool "Big endian" | |
1233 | depends on SYS_SUPPORTS_BIG_ENDIAN | |
1234 | ||
1235 | config CPU_LITTLE_ENDIAN | |
1236 | bool "Little endian" | |
1237 | depends on SYS_SUPPORTS_LITTLE_ENDIAN | |
5e83d430 RB |
1238 | |
1239 | endchoice | |
1240 | ||
22b0763a DD |
1241 | config EXPORT_UASM |
1242 | bool | |
1243 | ||
2116245e RB |
1244 | config SYS_SUPPORTS_APM_EMULATION |
1245 | bool | |
1246 | ||
5e83d430 RB |
1247 | config SYS_SUPPORTS_BIG_ENDIAN |
1248 | bool | |
1249 | ||
1250 | config SYS_SUPPORTS_LITTLE_ENDIAN | |
1251 | bool | |
1da177e4 | 1252 | |
9cffd154 DD |
1253 | config SYS_SUPPORTS_HUGETLBFS |
1254 | bool | |
1255 | depends on CPU_SUPPORTS_HUGEPAGES && 64BIT | |
1256 | default y | |
1257 | ||
aa1762f4 DD |
1258 | config MIPS_HUGE_TLB_SUPPORT |
1259 | def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE | |
1260 | ||
1da177e4 LT |
1261 | config IRQ_CPU_RM7K |
1262 | bool | |
1263 | ||
9267a30d MSJ |
1264 | config IRQ_MSP_SLP |
1265 | bool | |
1266 | ||
1267 | config IRQ_MSP_CIC | |
1268 | bool | |
1269 | ||
8420fd00 AN |
1270 | config IRQ_TXX9 |
1271 | bool | |
1272 | ||
d5ab1a69 YY |
1273 | config IRQ_GT641XX |
1274 | bool | |
1275 | ||
252161ec | 1276 | config PCI_GT64XXX_PCI0 |
1da177e4 | 1277 | bool |
1da177e4 | 1278 | |
9267a30d MSJ |
1279 | config NO_EXCEPT_FILL |
1280 | bool | |
1281 | ||
a83860c2 RB |
1282 | config SOC_EMMA2RH |
1283 | bool | |
1284 | select CEVT_R4K | |
1285 | select CSRC_R4K | |
1286 | select DMA_NONCOHERENT | |
67e38cf2 | 1287 | select IRQ_MIPS_CPU |
a83860c2 RB |
1288 | select SWAP_IO_SPACE |
1289 | select SYS_HAS_CPU_R5500 | |
1290 | select SYS_SUPPORTS_32BIT_KERNEL | |
1291 | select SYS_SUPPORTS_64BIT_KERNEL | |
1292 | select SYS_SUPPORTS_BIG_ENDIAN | |
1293 | ||
edb6310a DL |
1294 | config SOC_PNX833X |
1295 | bool | |
1296 | select CEVT_R4K | |
1297 | select CSRC_R4K | |
67e38cf2 | 1298 | select IRQ_MIPS_CPU |
edb6310a DL |
1299 | select DMA_NONCOHERENT |
1300 | select SYS_HAS_CPU_MIPS32_R2 | |
1301 | select SYS_SUPPORTS_32BIT_KERNEL | |
1302 | select SYS_SUPPORTS_LITTLE_ENDIAN | |
1303 | select SYS_SUPPORTS_BIG_ENDIAN | |
377cb1b6 | 1304 | select SYS_SUPPORTS_MIPS16 |
edb6310a DL |
1305 | select CPU_MIPSR2_IRQ_VI |
1306 | ||
1307 | config SOC_PNX8335 | |
1308 | bool | |
1309 | select SOC_PNX833X | |
1310 | ||
a7e07b1a MC |
1311 | config MIPS_SPRAM |
1312 | bool | |
1313 | ||
1da177e4 LT |
1314 | config SWAP_IO_SPACE |
1315 | bool | |
1316 | ||
e2defae5 TB |
1317 | config SGI_HAS_INDYDOG |
1318 | bool | |
1319 | ||
5b438c44 TB |
1320 | config SGI_HAS_HAL2 |
1321 | bool | |
1322 | ||
e2defae5 TB |
1323 | config SGI_HAS_SEEQ |
1324 | bool | |
1325 | ||
1326 | config SGI_HAS_WD93 | |
1327 | bool | |
1328 | ||
1329 | config SGI_HAS_ZILOG | |
1330 | bool | |
1331 | ||
1332 | config SGI_HAS_I8042 | |
1333 | bool | |
1334 | ||
1335 | config DEFAULT_SGI_PARTITION | |
1336 | bool | |
1337 | ||
0e2794b0 | 1338 | config FW_ARC32 |
5e83d430 RB |
1339 | bool |
1340 | ||
aaa9fad3 | 1341 | config FW_SNIPROM |
231a35d3 TB |
1342 | bool |
1343 | ||
1da177e4 LT |
1344 | config BOOT_ELF32 |
1345 | bool | |
1da177e4 | 1346 | |
930beb5a FF |
1347 | config MIPS_L1_CACHE_SHIFT_4 |
1348 | bool | |
1349 | ||
1350 | config MIPS_L1_CACHE_SHIFT_5 | |
1351 | bool | |
1352 | ||
1353 | config MIPS_L1_CACHE_SHIFT_6 | |
1354 | bool | |
1355 | ||
1356 | config MIPS_L1_CACHE_SHIFT_7 | |
1357 | bool | |
1358 | ||
1da177e4 LT |
1359 | config MIPS_L1_CACHE_SHIFT |
1360 | int | |
a4c0201e | 1361 | default "7" if MIPS_L1_CACHE_SHIFT_7 |
5432eeb6 KC |
1362 | default "6" if MIPS_L1_CACHE_SHIFT_6 |
1363 | default "5" if MIPS_L1_CACHE_SHIFT_5 | |
1364 | default "4" if MIPS_L1_CACHE_SHIFT_4 | |
1da177e4 LT |
1365 | default "5" |
1366 | ||
1da177e4 LT |
1367 | config HAVE_STD_PC_SERIAL_PORT |
1368 | bool | |
1369 | ||
1da177e4 LT |
1370 | config ARC_CONSOLE |
1371 | bool "ARC console support" | |
e2defae5 | 1372 | depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN) |
1da177e4 LT |
1373 | |
1374 | config ARC_MEMORY | |
1375 | bool | |
14b36af4 | 1376 | depends on MACH_JAZZ || SNI_RM || SGI_IP32 |
1da177e4 LT |
1377 | default y |
1378 | ||
1379 | config ARC_PROMLIB | |
1380 | bool | |
e2defae5 | 1381 | depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32 |
1da177e4 LT |
1382 | default y |
1383 | ||
0e2794b0 | 1384 | config FW_ARC64 |
1da177e4 | 1385 | bool |
1da177e4 LT |
1386 | |
1387 | config BOOT_ELF64 | |
1388 | bool | |
1da177e4 | 1389 | |
1da177e4 LT |
1390 | menu "CPU selection" |
1391 | ||
1392 | choice | |
1393 | prompt "CPU type" | |
1394 | default CPU_R4X00 | |
1395 | ||
0e476d91 HC |
1396 | config CPU_LOONGSON3 |
1397 | bool "Loongson 3 CPU" | |
1398 | depends on SYS_HAS_CPU_LOONGSON3 | |
1399 | select CPU_SUPPORTS_64BIT_KERNEL | |
1400 | select CPU_SUPPORTS_HIGHMEM | |
1401 | select CPU_SUPPORTS_HUGEPAGES | |
1402 | select WEAK_ORDERING | |
1403 | select WEAK_REORDERING_BEYOND_LLSC | |
b2edcfc8 | 1404 | select MIPS_PGD_C0_CONTEXT |
d30a2b47 | 1405 | select GPIOLIB |
0e476d91 HC |
1406 | help |
1407 | The Loongson 3 processor implements the MIPS64R2 instruction | |
1408 | set with many extensions. | |
1409 | ||
1e820da3 HC |
1410 | config LOONGSON3_ENHANCEMENT |
1411 | bool "New Loongson 3 CPU Enhancements" | |
1412 | default n | |
1413 | select CPU_MIPSR2 | |
1414 | select CPU_HAS_PREFETCH | |
1415 | depends on CPU_LOONGSON3 | |
1416 | help | |
1417 | New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A | |
1418 | R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as | |
1419 | FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User | |
1420 | Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer), | |
1421 | Fast TLB refill support, etc. | |
1422 | ||
1423 | This option enable those enhancements which are not probed at run | |
1424 | time. If you want a generic kernel to run on all Loongson 3 machines, | |
1425 | please say 'N' here. If you want a high-performance kernel to run on | |
1426 | new Loongson 3 machines only, please say 'Y' here. | |
1427 | ||
3702bba5 WZ |
1428 | config CPU_LOONGSON2E |
1429 | bool "Loongson 2E" | |
1430 | depends on SYS_HAS_CPU_LOONGSON2E | |
1431 | select CPU_LOONGSON2 | |
2a21c730 FZ |
1432 | help |
1433 | The Loongson 2E processor implements the MIPS III instruction set | |
1434 | with many extensions. | |
1435 | ||
25985edc | 1436 | It has an internal FPGA northbridge, which is compatible to |
6f7a251a WZ |
1437 | bonito64. |
1438 | ||
1439 | config CPU_LOONGSON2F | |
1440 | bool "Loongson 2F" | |
1441 | depends on SYS_HAS_CPU_LOONGSON2F | |
1442 | select CPU_LOONGSON2 | |
d30a2b47 | 1443 | select GPIOLIB |
6f7a251a WZ |
1444 | help |
1445 | The Loongson 2F processor implements the MIPS III instruction set | |
1446 | with many extensions. | |
1447 | ||
1448 | Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller | |
1449 | have a similar programming interface with FPGA northbridge used in | |
1450 | Loongson2E. | |
1451 | ||
ca585cf9 KC |
1452 | config CPU_LOONGSON1B |
1453 | bool "Loongson 1B" | |
1454 | depends on SYS_HAS_CPU_LOONGSON1B | |
1455 | select CPU_LOONGSON1 | |
9ec88b60 | 1456 | select LEDS_GPIO_REGISTER |
ca585cf9 KC |
1457 | help |
1458 | The Loongson 1B is a 32-bit SoC, which implements the MIPS32 | |
1459 | release 2 instruction set. | |
1460 | ||
12e3280b YL |
1461 | config CPU_LOONGSON1C |
1462 | bool "Loongson 1C" | |
1463 | depends on SYS_HAS_CPU_LOONGSON1C | |
1464 | select CPU_LOONGSON1 | |
1465 | select ARCH_WANT_OPTIONAL_GPIOLIB | |
1466 | select LEDS_GPIO_REGISTER | |
1467 | help | |
1468 | The Loongson 1C is a 32-bit SoC, which implements the MIPS32 | |
1469 | release 2 instruction set. | |
1470 | ||
6e760c8d RB |
1471 | config CPU_MIPS32_R1 |
1472 | bool "MIPS32 Release 1" | |
7cf8053b | 1473 | depends on SYS_HAS_CPU_MIPS32_R1 |
6e760c8d | 1474 | select CPU_HAS_PREFETCH |
797798c1 | 1475 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1476 | select CPU_SUPPORTS_HIGHMEM |
1e5f1caa | 1477 | help |
5e83d430 | 1478 | Choose this option to build a kernel for release 1 or later of the |
1e5f1caa RB |
1479 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1480 | MIPS processor are based on a MIPS32 processor. If you know the | |
1481 | specific type of processor in your system, choose those that one | |
1482 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1483 | Release 2 of the MIPS32 architecture is available since several | |
1484 | years so chances are you even have a MIPS32 Release 2 processor | |
1485 | in which case you should choose CPU_MIPS32_R2 instead for better | |
1486 | performance. | |
1487 | ||
1488 | config CPU_MIPS32_R2 | |
1489 | bool "MIPS32 Release 2" | |
7cf8053b | 1490 | depends on SYS_HAS_CPU_MIPS32_R2 |
1e5f1caa | 1491 | select CPU_HAS_PREFETCH |
797798c1 | 1492 | select CPU_SUPPORTS_32BIT_KERNEL |
ec28f306 | 1493 | select CPU_SUPPORTS_HIGHMEM |
a5e9a69e | 1494 | select CPU_SUPPORTS_MSA |
2235a54d | 1495 | select HAVE_KVM |
6e760c8d | 1496 | help |
5e83d430 | 1497 | Choose this option to build a kernel for release 2 or later of the |
6e760c8d RB |
1498 | MIPS32 architecture. Most modern embedded systems with a 32-bit |
1499 | MIPS processor are based on a MIPS32 processor. If you know the | |
1500 | specific type of processor in your system, choose those that one | |
1501 | otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. | |
1502 | ||
7fd08ca5 | 1503 | config CPU_MIPS32_R6 |
674d10e2 | 1504 | bool "MIPS32 Release 6" |
7fd08ca5 LY |
1505 | depends on SYS_HAS_CPU_MIPS32_R6 |
1506 | select CPU_HAS_PREFETCH | |
1507 | select CPU_SUPPORTS_32BIT_KERNEL | |
1508 | select CPU_SUPPORTS_HIGHMEM | |
1509 | select CPU_SUPPORTS_MSA | |
4e0748f5 | 1510 | select GENERIC_CSUM |
7fd08ca5 LY |
1511 | select HAVE_KVM |
1512 | select MIPS_O32_FP64_SUPPORT | |
1513 | help | |
1514 | Choose this option to build a kernel for release 6 or later of the | |
1515 | MIPS32 architecture. New MIPS processors, starting with the Warrior | |
1516 | family, are based on a MIPS32r6 processor. If you own an older | |
1517 | processor, you probably need to select MIPS32r1 or MIPS32r2 instead. | |
1518 | ||
6e760c8d RB |
1519 | config CPU_MIPS64_R1 |
1520 | bool "MIPS64 Release 1" | |
7cf8053b | 1521 | depends on SYS_HAS_CPU_MIPS64_R1 |
797798c1 | 1522 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1523 | select CPU_SUPPORTS_32BIT_KERNEL |
1524 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1525 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1526 | select CPU_SUPPORTS_HUGEPAGES |
6e760c8d RB |
1527 | help |
1528 | Choose this option to build a kernel for release 1 or later of the | |
1529 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1530 | MIPS processor are based on a MIPS64 processor. If you know the | |
1531 | specific type of processor in your system, choose those that one | |
1532 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1e5f1caa RB |
1533 | Release 2 of the MIPS64 architecture is available since several |
1534 | years so chances are you even have a MIPS64 Release 2 processor | |
1535 | in which case you should choose CPU_MIPS64_R2 instead for better | |
1536 | performance. | |
1537 | ||
1538 | config CPU_MIPS64_R2 | |
1539 | bool "MIPS64 Release 2" | |
7cf8053b | 1540 | depends on SYS_HAS_CPU_MIPS64_R2 |
797798c1 | 1541 | select CPU_HAS_PREFETCH |
1e5f1caa RB |
1542 | select CPU_SUPPORTS_32BIT_KERNEL |
1543 | select CPU_SUPPORTS_64BIT_KERNEL | |
ec28f306 | 1544 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1545 | select CPU_SUPPORTS_HUGEPAGES |
a5e9a69e | 1546 | select CPU_SUPPORTS_MSA |
40a2df49 | 1547 | select HAVE_KVM |
1e5f1caa RB |
1548 | help |
1549 | Choose this option to build a kernel for release 2 or later of the | |
1550 | MIPS64 architecture. Many modern embedded systems with a 64-bit | |
1551 | MIPS processor are based on a MIPS64 processor. If you know the | |
1552 | specific type of processor in your system, choose those that one | |
1553 | otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. | |
1da177e4 | 1554 | |
7fd08ca5 | 1555 | config CPU_MIPS64_R6 |
674d10e2 | 1556 | bool "MIPS64 Release 6" |
7fd08ca5 LY |
1557 | depends on SYS_HAS_CPU_MIPS64_R6 |
1558 | select CPU_HAS_PREFETCH | |
1559 | select CPU_SUPPORTS_32BIT_KERNEL | |
1560 | select CPU_SUPPORTS_64BIT_KERNEL | |
1561 | select CPU_SUPPORTS_HIGHMEM | |
1562 | select CPU_SUPPORTS_MSA | |
4e0748f5 | 1563 | select GENERIC_CSUM |
4e9d324d | 1564 | select MIPS_O32_FP64_SUPPORT if MIPS32_O32 |
40a2df49 | 1565 | select HAVE_KVM |
7fd08ca5 LY |
1566 | help |
1567 | Choose this option to build a kernel for release 6 or later of the | |
1568 | MIPS64 architecture. New MIPS processors, starting with the Warrior | |
1569 | family, are based on a MIPS64r6 processor. If you own an older | |
1570 | processor, you probably need to select MIPS64r1 or MIPS64r2 instead. | |
1571 | ||
1da177e4 LT |
1572 | config CPU_R3000 |
1573 | bool "R3000" | |
7cf8053b | 1574 | depends on SYS_HAS_CPU_R3000 |
f7062ddb | 1575 | select CPU_HAS_WB |
ed5ba2fb | 1576 | select CPU_SUPPORTS_32BIT_KERNEL |
797798c1 | 1577 | select CPU_SUPPORTS_HIGHMEM |
1da177e4 LT |
1578 | help |
1579 | Please make sure to pick the right CPU type. Linux/MIPS is not | |
1580 | designed to be generic, i.e. Kernels compiled for R3000 CPUs will | |
1581 | *not* work on R4000 machines and vice versa. However, since most | |
1582 | of the supported machines have an R4000 (or similar) CPU, R4x00 | |
1583 | might be a safe bet. If the resulting kernel does not work, | |
1584 | try to recompile with R3000. | |
1585 | ||
1586 | config CPU_TX39XX | |
1587 | bool "R39XX" | |
7cf8053b | 1588 | depends on SYS_HAS_CPU_TX39XX |
ed5ba2fb | 1589 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1590 | |
1591 | config CPU_VR41XX | |
1592 | bool "R41xx" | |
7cf8053b | 1593 | depends on SYS_HAS_CPU_VR41XX |
ed5ba2fb YY |
1594 | select CPU_SUPPORTS_32BIT_KERNEL |
1595 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 | 1596 | help |
5e83d430 | 1597 | The options selects support for the NEC VR4100 series of processors. |
1da177e4 LT |
1598 | Only choose this option if you have one of these processors as a |
1599 | kernel built with this option will not run on any other type of | |
1600 | processor or vice versa. | |
1601 | ||
1602 | config CPU_R4300 | |
1603 | bool "R4300" | |
7cf8053b | 1604 | depends on SYS_HAS_CPU_R4300 |
ed5ba2fb YY |
1605 | select CPU_SUPPORTS_32BIT_KERNEL |
1606 | select CPU_SUPPORTS_64BIT_KERNEL | |
1da177e4 LT |
1607 | help |
1608 | MIPS Technologies R4300-series processors. | |
1609 | ||
1610 | config CPU_R4X00 | |
1611 | bool "R4x00" | |
7cf8053b | 1612 | depends on SYS_HAS_CPU_R4X00 |
ed5ba2fb YY |
1613 | select CPU_SUPPORTS_32BIT_KERNEL |
1614 | select CPU_SUPPORTS_64BIT_KERNEL | |
970d032f | 1615 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1616 | help |
1617 | MIPS Technologies R4000-series processors other than 4300, including | |
1618 | the R4000, R4400, R4600, and 4700. | |
1619 | ||
1620 | config CPU_TX49XX | |
1621 | bool "R49XX" | |
7cf8053b | 1622 | depends on SYS_HAS_CPU_TX49XX |
de862b48 | 1623 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1624 | select CPU_SUPPORTS_32BIT_KERNEL |
1625 | select CPU_SUPPORTS_64BIT_KERNEL | |
970d032f | 1626 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1627 | |
1628 | config CPU_R5000 | |
1629 | bool "R5000" | |
7cf8053b | 1630 | depends on SYS_HAS_CPU_R5000 |
ed5ba2fb YY |
1631 | select CPU_SUPPORTS_32BIT_KERNEL |
1632 | select CPU_SUPPORTS_64BIT_KERNEL | |
970d032f | 1633 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1634 | help |
1635 | MIPS Technologies R5000-series processors other than the Nevada. | |
1636 | ||
1637 | config CPU_R5432 | |
1638 | bool "R5432" | |
7cf8053b | 1639 | depends on SYS_HAS_CPU_R5432 |
5e83d430 RB |
1640 | select CPU_SUPPORTS_32BIT_KERNEL |
1641 | select CPU_SUPPORTS_64BIT_KERNEL | |
970d032f | 1642 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 | 1643 | |
542c1020 SK |
1644 | config CPU_R5500 |
1645 | bool "R5500" | |
1646 | depends on SYS_HAS_CPU_R5500 | |
542c1020 SK |
1647 | select CPU_SUPPORTS_32BIT_KERNEL |
1648 | select CPU_SUPPORTS_64BIT_KERNEL | |
9cffd154 | 1649 | select CPU_SUPPORTS_HUGEPAGES |
542c1020 SK |
1650 | help |
1651 | NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV | |
1652 | instruction set. | |
1653 | ||
1da177e4 LT |
1654 | config CPU_R6000 |
1655 | bool "R6000" | |
7cf8053b | 1656 | depends on SYS_HAS_CPU_R6000 |
ed5ba2fb | 1657 | select CPU_SUPPORTS_32BIT_KERNEL |
1da177e4 LT |
1658 | help |
1659 | MIPS Technologies R6000 and R6000A series processors. Note these | |
c09b47d8 | 1660 | processors are extremely rare and the support for them is incomplete. |
1da177e4 LT |
1661 | |
1662 | config CPU_NEVADA | |
1663 | bool "RM52xx" | |
7cf8053b | 1664 | depends on SYS_HAS_CPU_NEVADA |
ed5ba2fb YY |
1665 | select CPU_SUPPORTS_32BIT_KERNEL |
1666 | select CPU_SUPPORTS_64BIT_KERNEL | |
970d032f | 1667 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1668 | help |
1669 | QED / PMC-Sierra RM52xx-series ("Nevada") processors. | |
1670 | ||
1671 | config CPU_R8000 | |
1672 | bool "R8000" | |
7cf8053b | 1673 | depends on SYS_HAS_CPU_R8000 |
5e83d430 | 1674 | select CPU_HAS_PREFETCH |
ed5ba2fb | 1675 | select CPU_SUPPORTS_64BIT_KERNEL |
1da177e4 LT |
1676 | help |
1677 | MIPS Technologies R8000 processors. Note these processors are | |
1678 | uncommon and the support for them is incomplete. | |
1679 | ||
1680 | config CPU_R10000 | |
1681 | bool "R10000" | |
7cf8053b | 1682 | depends on SYS_HAS_CPU_R10000 |
5e83d430 | 1683 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1684 | select CPU_SUPPORTS_32BIT_KERNEL |
1685 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1686 | select CPU_SUPPORTS_HIGHMEM |
970d032f | 1687 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1688 | help |
1689 | MIPS Technologies R10000-series processors. | |
1690 | ||
1691 | config CPU_RM7000 | |
1692 | bool "RM7000" | |
7cf8053b | 1693 | depends on SYS_HAS_CPU_RM7000 |
5e83d430 | 1694 | select CPU_HAS_PREFETCH |
ed5ba2fb YY |
1695 | select CPU_SUPPORTS_32BIT_KERNEL |
1696 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1697 | select CPU_SUPPORTS_HIGHMEM |
970d032f | 1698 | select CPU_SUPPORTS_HUGEPAGES |
1da177e4 LT |
1699 | |
1700 | config CPU_SB1 | |
1701 | bool "SB1" | |
7cf8053b | 1702 | depends on SYS_HAS_CPU_SB1 |
ed5ba2fb YY |
1703 | select CPU_SUPPORTS_32BIT_KERNEL |
1704 | select CPU_SUPPORTS_64BIT_KERNEL | |
797798c1 | 1705 | select CPU_SUPPORTS_HIGHMEM |
970d032f | 1706 | select CPU_SUPPORTS_HUGEPAGES |
0004a9df | 1707 | select WEAK_ORDERING |
1da177e4 | 1708 | |
a86c7f72 DD |
1709 | config CPU_CAVIUM_OCTEON |
1710 | bool "Cavium Octeon processor" | |
5e683389 | 1711 | depends on SYS_HAS_CPU_CAVIUM_OCTEON |
a86c7f72 DD |
1712 | select CPU_HAS_PREFETCH |
1713 | select CPU_SUPPORTS_64BIT_KERNEL | |
a86c7f72 | 1714 | select WEAK_ORDERING |
a86c7f72 | 1715 | select CPU_SUPPORTS_HIGHMEM |
9cffd154 | 1716 | select CPU_SUPPORTS_HUGEPAGES |
df115f3e BH |
1717 | select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN |
1718 | select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN | |
930beb5a | 1719 | select MIPS_L1_CACHE_SHIFT_7 |
a86c7f72 DD |
1720 | help |
1721 | The Cavium Octeon processor is a highly integrated chip containing | |
1722 | many ethernet hardware widgets for networking tasks. The processor | |
1723 | can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets. | |
1724 | Full details can be found at http://www.caviumnetworks.com. | |
1725 | ||
cd746249 JG |
1726 | config CPU_BMIPS |
1727 | bool "Broadcom BMIPS" | |
1728 | depends on SYS_HAS_CPU_BMIPS | |
1729 | select CPU_MIPS32 | |
fe7f62c0 | 1730 | select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300 |
cd746249 JG |
1731 | select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350 |
1732 | select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380 | |
1733 | select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000 | |
1734 | select CPU_SUPPORTS_32BIT_KERNEL | |
1735 | select DMA_NONCOHERENT | |
67e38cf2 | 1736 | select IRQ_MIPS_CPU |
cd746249 JG |
1737 | select SWAP_IO_SPACE |
1738 | select WEAK_ORDERING | |
c1c0c461 | 1739 | select CPU_SUPPORTS_HIGHMEM |
69aaf9c8 | 1740 | select CPU_HAS_PREFETCH |
c1c0c461 | 1741 | help |
fe7f62c0 | 1742 | Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors. |
c1c0c461 | 1743 | |
7f058e85 J |
1744 | config CPU_XLR |
1745 | bool "Netlogic XLR SoC" | |
1746 | depends on SYS_HAS_CPU_XLR | |
1747 | select CPU_SUPPORTS_32BIT_KERNEL | |
1748 | select CPU_SUPPORTS_64BIT_KERNEL | |
1749 | select CPU_SUPPORTS_HIGHMEM | |
970d032f | 1750 | select CPU_SUPPORTS_HUGEPAGES |
7f058e85 J |
1751 | select WEAK_ORDERING |
1752 | select WEAK_REORDERING_BEYOND_LLSC | |
7f058e85 J |
1753 | help |
1754 | Netlogic Microsystems XLR/XLS processors. | |
1c773ea4 J |
1755 | |
1756 | config CPU_XLP | |
1757 | bool "Netlogic XLP SoC" | |
1758 | depends on SYS_HAS_CPU_XLP | |
1759 | select CPU_SUPPORTS_32BIT_KERNEL | |
1760 | select CPU_SUPPORTS_64BIT_KERNEL | |
1761 | select CPU_SUPPORTS_HIGHMEM | |
1c773ea4 J |
1762 | select WEAK_ORDERING |
1763 | select WEAK_REORDERING_BEYOND_LLSC | |
1764 | select CPU_HAS_PREFETCH | |
d6504846 | 1765 | select CPU_MIPSR2 |
ddba6833 | 1766 | select CPU_SUPPORTS_HUGEPAGES |
2db003a5 | 1767 | select MIPS_ASID_BITS_VARIABLE |
1c773ea4 J |
1768 | help |
1769 | Netlogic Microsystems XLP processors. | |
1da177e4 LT |
1770 | endchoice |
1771 | ||
a6e18781 LY |
1772 | config CPU_MIPS32_3_5_FEATURES |
1773 | bool "MIPS32 Release 3.5 Features" | |
1774 | depends on SYS_HAS_CPU_MIPS32_R3_5 | |
7fd08ca5 | 1775 | depends on CPU_MIPS32_R2 || CPU_MIPS32_R6 |
a6e18781 LY |
1776 | help |
1777 | Choose this option to build a kernel for release 2 or later of the | |
1778 | MIPS32 architecture including features from the 3.5 release such as | |
1779 | support for Enhanced Virtual Addressing (EVA). | |
1780 | ||
1781 | config CPU_MIPS32_3_5_EVA | |
1782 | bool "Enhanced Virtual Addressing (EVA)" | |
1783 | depends on CPU_MIPS32_3_5_FEATURES | |
1784 | select EVA | |
1785 | default y | |
1786 | help | |
1787 | Choose this option if you want to enable the Enhanced Virtual | |
1788 | Addressing (EVA) on your MIPS32 core (such as proAptiv). | |
1789 | One of its primary benefits is an increase in the maximum size | |
1790 | of lowmem (up to 3GB). If unsure, say 'N' here. | |
1791 | ||
c5b36783 SH |
1792 | config CPU_MIPS32_R5_FEATURES |
1793 | bool "MIPS32 Release 5 Features" | |
1794 | depends on SYS_HAS_CPU_MIPS32_R5 | |
1795 | depends on CPU_MIPS32_R2 | |
1796 | help | |
1797 | Choose this option to build a kernel for release 2 or later of the | |
1798 | MIPS32 architecture including features from release 5 such as | |
1799 | support for Extended Physical Addressing (XPA). | |
1800 | ||
1801 | config CPU_MIPS32_R5_XPA | |
1802 | bool "Extended Physical Addressing (XPA)" | |
1803 | depends on CPU_MIPS32_R5_FEATURES | |
1804 | depends on !EVA | |
1805 | depends on !PAGE_SIZE_4KB | |
1806 | depends on SYS_SUPPORTS_HIGHMEM | |
1807 | select XPA | |
1808 | select HIGHMEM | |
1809 | select ARCH_PHYS_ADDR_T_64BIT | |
1810 | default n | |
1811 | help | |
1812 | Choose this option if you want to enable the Extended Physical | |
1813 | Addressing (XPA) on your MIPS32 core (such as P5600 series). The | |
1814 | benefit is to increase physical addressing equal to or greater | |
1815 | than 40 bits. Note that this has the side effect of turning on | |
1816 | 64-bit addressing which in turn makes the PTEs 64-bit in size. | |
1817 | If unsure, say 'N' here. | |
1818 | ||
622844bf WZ |
1819 | if CPU_LOONGSON2F |
1820 | config CPU_NOP_WORKAROUNDS | |
1821 | bool | |
1822 | ||
1823 | config CPU_JUMP_WORKAROUNDS | |
1824 | bool | |
1825 | ||
1826 | config CPU_LOONGSON2F_WORKAROUNDS | |
1827 | bool "Loongson 2F Workarounds" | |
1828 | default y | |
1829 | select CPU_NOP_WORKAROUNDS | |
1830 | select CPU_JUMP_WORKAROUNDS | |
1831 | help | |
1832 | Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which | |
1833 | require workarounds. Without workarounds the system may hang | |
1834 | unexpectedly. For more information please refer to the gas | |
1835 | -mfix-loongson2f-nop and -mfix-loongson2f-jump options. | |
1836 | ||
1837 | Loongson 2F03 and later have fixed these issues and no workarounds | |
1838 | are needed. The workarounds have no significant side effect on them | |
1839 | but may decrease the performance of the system so this option should | |
1840 | be disabled unless the kernel is intended to be run on 2F01 or 2F02 | |
1841 | systems. | |
1842 | ||
1843 | If unsure, please say Y. | |
1844 | endif # CPU_LOONGSON2F | |
1845 | ||
1b93b3c3 WZ |
1846 | config SYS_SUPPORTS_ZBOOT |
1847 | bool | |
1848 | select HAVE_KERNEL_GZIP | |
1849 | select HAVE_KERNEL_BZIP2 | |
31c4867d | 1850 | select HAVE_KERNEL_LZ4 |
1b93b3c3 | 1851 | select HAVE_KERNEL_LZMA |
fe1d45e0 | 1852 | select HAVE_KERNEL_LZO |
4e23eb63 | 1853 | select HAVE_KERNEL_XZ |
1b93b3c3 WZ |
1854 | |
1855 | config SYS_SUPPORTS_ZBOOT_UART16550 | |
1856 | bool | |
1857 | select SYS_SUPPORTS_ZBOOT | |
1858 | ||
dbb98314 AB |
1859 | config SYS_SUPPORTS_ZBOOT_UART_PROM |
1860 | bool | |
1861 | select SYS_SUPPORTS_ZBOOT | |
1862 | ||
3702bba5 WZ |
1863 | config CPU_LOONGSON2 |
1864 | bool | |
1865 | select CPU_SUPPORTS_32BIT_KERNEL | |
1866 | select CPU_SUPPORTS_64BIT_KERNEL | |
1867 | select CPU_SUPPORTS_HIGHMEM | |
970d032f | 1868 | select CPU_SUPPORTS_HUGEPAGES |
3702bba5 | 1869 | |
ca585cf9 KC |
1870 | config CPU_LOONGSON1 |
1871 | bool | |
1872 | select CPU_MIPS32 | |
1873 | select CPU_MIPSR2 | |
1874 | select CPU_HAS_PREFETCH | |
1875 | select CPU_SUPPORTS_32BIT_KERNEL | |
1876 | select CPU_SUPPORTS_HIGHMEM | |
f29ad10d | 1877 | select CPU_SUPPORTS_CPUFREQ |
ca585cf9 | 1878 | |
fe7f62c0 | 1879 | config CPU_BMIPS32_3300 |
04fa8bf7 | 1880 | select SMP_UP if SMP |
1bbb6c1b | 1881 | bool |
cd746249 JG |
1882 | |
1883 | config CPU_BMIPS4350 | |
1884 | bool | |
1885 | select SYS_SUPPORTS_SMP | |
1886 | select SYS_SUPPORTS_HOTPLUG_CPU | |
1887 | ||
1888 | config CPU_BMIPS4380 | |
1889 | bool | |
bbf2ba67 | 1890 | select MIPS_L1_CACHE_SHIFT_6 |
cd746249 JG |
1891 | select SYS_SUPPORTS_SMP |
1892 | select SYS_SUPPORTS_HOTPLUG_CPU | |
b4720809 | 1893 | select CPU_HAS_RIXI |
cd746249 JG |
1894 | |
1895 | config CPU_BMIPS5000 | |
1896 | bool | |
cd746249 | 1897 | select MIPS_CPU_SCACHE |
bbf2ba67 | 1898 | select MIPS_L1_CACHE_SHIFT_7 |
cd746249 JG |
1899 | select SYS_SUPPORTS_SMP |
1900 | select SYS_SUPPORTS_HOTPLUG_CPU | |
b4720809 | 1901 | select CPU_HAS_RIXI |
1bbb6c1b | 1902 | |
0e476d91 HC |
1903 | config SYS_HAS_CPU_LOONGSON3 |
1904 | bool | |
1905 | select CPU_SUPPORTS_CPUFREQ | |
b2edcfc8 | 1906 | select CPU_HAS_RIXI |
0e476d91 | 1907 | |
3702bba5 | 1908 | config SYS_HAS_CPU_LOONGSON2E |
2a21c730 FZ |
1909 | bool |
1910 | ||
6f7a251a WZ |
1911 | config SYS_HAS_CPU_LOONGSON2F |
1912 | bool | |
55045ff5 WZ |
1913 | select CPU_SUPPORTS_CPUFREQ |
1914 | select CPU_SUPPORTS_ADDRWINCFG if 64BIT | |
22f1fdfd | 1915 | select CPU_SUPPORTS_UNCACHED_ACCELERATED |
6f7a251a | 1916 | |
ca585cf9 KC |
1917 | config SYS_HAS_CPU_LOONGSON1B |
1918 | bool | |
1919 | ||
12e3280b YL |
1920 | config SYS_HAS_CPU_LOONGSON1C |
1921 | bool | |
1922 | ||
7cf8053b RB |
1923 | config SYS_HAS_CPU_MIPS32_R1 |
1924 | bool | |
1925 | ||
1926 | config SYS_HAS_CPU_MIPS32_R2 | |
1927 | bool | |
1928 | ||
a6e18781 LY |
1929 | config SYS_HAS_CPU_MIPS32_R3_5 |
1930 | bool | |
1931 | ||
c5b36783 SH |
1932 | config SYS_HAS_CPU_MIPS32_R5 |
1933 | bool | |
1934 | ||
7fd08ca5 LY |
1935 | config SYS_HAS_CPU_MIPS32_R6 |
1936 | bool | |
1937 | ||
7cf8053b RB |
1938 | config SYS_HAS_CPU_MIPS64_R1 |
1939 | bool | |
1940 | ||
1941 | config SYS_HAS_CPU_MIPS64_R2 | |
1942 | bool | |
1943 | ||
7fd08ca5 LY |
1944 | config SYS_HAS_CPU_MIPS64_R6 |
1945 | bool | |
1946 | ||
7cf8053b RB |
1947 | config SYS_HAS_CPU_R3000 |
1948 | bool | |
1949 | ||
1950 | config SYS_HAS_CPU_TX39XX | |
1951 | bool | |
1952 | ||
1953 | config SYS_HAS_CPU_VR41XX | |
1954 | bool | |
1955 | ||
1956 | config SYS_HAS_CPU_R4300 | |
1957 | bool | |
1958 | ||
1959 | config SYS_HAS_CPU_R4X00 | |
1960 | bool | |
1961 | ||
1962 | config SYS_HAS_CPU_TX49XX | |
1963 | bool | |
1964 | ||
1965 | config SYS_HAS_CPU_R5000 | |
1966 | bool | |
1967 | ||
1968 | config SYS_HAS_CPU_R5432 | |
1969 | bool | |
1970 | ||
542c1020 SK |
1971 | config SYS_HAS_CPU_R5500 |
1972 | bool | |
1973 | ||
7cf8053b RB |
1974 | config SYS_HAS_CPU_R6000 |
1975 | bool | |
1976 | ||
1977 | config SYS_HAS_CPU_NEVADA | |
1978 | bool | |
1979 | ||
1980 | config SYS_HAS_CPU_R8000 | |
1981 | bool | |
1982 | ||
1983 | config SYS_HAS_CPU_R10000 | |
1984 | bool | |
1985 | ||
1986 | config SYS_HAS_CPU_RM7000 | |
1987 | bool | |
1988 | ||
7cf8053b RB |
1989 | config SYS_HAS_CPU_SB1 |
1990 | bool | |
1991 | ||
5e683389 DD |
1992 | config SYS_HAS_CPU_CAVIUM_OCTEON |
1993 | bool | |
1994 | ||
cd746249 | 1995 | config SYS_HAS_CPU_BMIPS |
c1c0c461 KC |
1996 | bool |
1997 | ||
fe7f62c0 | 1998 | config SYS_HAS_CPU_BMIPS32_3300 |
c1c0c461 | 1999 | bool |
cd746249 | 2000 | select SYS_HAS_CPU_BMIPS |
c1c0c461 KC |
2001 | |
2002 | config SYS_HAS_CPU_BMIPS4350 | |
2003 | bool | |
cd746249 | 2004 | select SYS_HAS_CPU_BMIPS |
c1c0c461 KC |
2005 | |
2006 | config SYS_HAS_CPU_BMIPS4380 | |
2007 | bool | |
cd746249 | 2008 | select SYS_HAS_CPU_BMIPS |
c1c0c461 KC |
2009 | |
2010 | config SYS_HAS_CPU_BMIPS5000 | |
2011 | bool | |
cd746249 | 2012 | select SYS_HAS_CPU_BMIPS |
c1c0c461 | 2013 | |
7f058e85 J |
2014 | config SYS_HAS_CPU_XLR |
2015 | bool | |
2016 | ||
1c773ea4 J |
2017 | config SYS_HAS_CPU_XLP |
2018 | bool | |
2019 | ||
b6911bba PB |
2020 | config MIPS_MALTA_PM |
2021 | depends on MIPS_MALTA | |
2022 | depends on PCI | |
2023 | bool | |
2024 | default y | |
2025 | ||
17099b11 RB |
2026 | # |
2027 | # CPU may reorder R->R, R->W, W->R, W->W | |
2028 | # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC | |
2029 | # | |
0004a9df RB |
2030 | config WEAK_ORDERING |
2031 | bool | |
17099b11 RB |
2032 | |
2033 | # | |
2034 | # CPU may reorder reads and writes beyond LL/SC | |
2035 | # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC | |
2036 | # | |
2037 | config WEAK_REORDERING_BEYOND_LLSC | |
2038 | bool | |
5e83d430 RB |
2039 | endmenu |
2040 | ||
2041 | # | |
c09b47d8 | 2042 | # These two indicate any level of the MIPS32 and MIPS64 architecture |
5e83d430 RB |
2043 | # |
2044 | config CPU_MIPS32 | |
2045 | bool | |
7fd08ca5 | 2046 | default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6 |
5e83d430 RB |
2047 | |
2048 | config CPU_MIPS64 | |
2049 | bool | |
7fd08ca5 | 2050 | default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6 |
5e83d430 RB |
2051 | |
2052 | # | |
c09b47d8 | 2053 | # These two indicate the revision of the architecture, either Release 1 or Release 2 |
5e83d430 RB |
2054 | # |
2055 | config CPU_MIPSR1 | |
2056 | bool | |
2057 | default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 | |
2058 | ||
2059 | config CPU_MIPSR2 | |
2060 | bool | |
a86c7f72 | 2061 | default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON |
8256b17e | 2062 | select CPU_HAS_RIXI |
a7e07b1a | 2063 | select MIPS_SPRAM |
5e83d430 | 2064 | |
7fd08ca5 LY |
2065 | config CPU_MIPSR6 |
2066 | bool | |
2067 | default y if CPU_MIPS32_R6 || CPU_MIPS64_R6 | |
8256b17e | 2068 | select CPU_HAS_RIXI |
87321fdd | 2069 | select HAVE_ARCH_BITREVERSE |
2db003a5 | 2070 | select MIPS_ASID_BITS_VARIABLE |
a7e07b1a | 2071 | select MIPS_SPRAM |
5e83d430 | 2072 | |
a6e18781 LY |
2073 | config EVA |
2074 | bool | |
2075 | ||
c5b36783 SH |
2076 | config XPA |
2077 | bool | |
2078 | ||
5e83d430 RB |
2079 | config SYS_SUPPORTS_32BIT_KERNEL |
2080 | bool | |
2081 | config SYS_SUPPORTS_64BIT_KERNEL | |
2082 | bool | |
2083 | config CPU_SUPPORTS_32BIT_KERNEL | |
2084 | bool | |
2085 | config CPU_SUPPORTS_64BIT_KERNEL | |
2086 | bool | |
55045ff5 WZ |
2087 | config CPU_SUPPORTS_CPUFREQ |
2088 | bool | |
2089 | config CPU_SUPPORTS_ADDRWINCFG | |
2090 | bool | |
9cffd154 DD |
2091 | config CPU_SUPPORTS_HUGEPAGES |
2092 | bool | |
22f1fdfd WZ |
2093 | config CPU_SUPPORTS_UNCACHED_ACCELERATED |
2094 | bool | |
82622284 DD |
2095 | config MIPS_PGD_C0_CONTEXT |
2096 | bool | |
d6504846 | 2097 | default y if 64BIT && CPU_MIPSR2 && !CPU_XLP |
5e83d430 | 2098 | |
8192c9ea DD |
2099 | # |
2100 | # Set to y for ptrace access to watch registers. | |
2101 | # | |
2102 | config HARDWARE_WATCHPOINTS | |
2103 | bool | |
679eb637 | 2104 | default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6 |
8192c9ea | 2105 | |
5e83d430 RB |
2106 | menu "Kernel type" |
2107 | ||
2108 | choice | |
5e83d430 RB |
2109 | prompt "Kernel code model" |
2110 | help | |
2111 | You should only select this option if you have a workload that | |
2112 | actually benefits from 64-bit processing or if your machine has | |
2113 | large memory. You will only be presented a single option in this | |
2114 | menu if your system does not support both 32-bit and 64-bit kernels. | |
2115 | ||
2116 | config 32BIT | |
2117 | bool "32-bit kernel" | |
2118 | depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL | |
2119 | select TRAD_SIGNALS | |
2120 | help | |
2121 | Select this option if you want to build a 32-bit kernel. | |
f17c4ca3 | 2122 | |
5e83d430 RB |
2123 | config 64BIT |
2124 | bool "64-bit kernel" | |
2125 | depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL | |
2126 | help | |
2127 | Select this option if you want to build a 64-bit kernel. | |
2128 | ||
2129 | endchoice | |
2130 | ||
2235a54d SL |
2131 | config KVM_GUEST |
2132 | bool "KVM Guest Kernel" | |
f2a5b1d7 | 2133 | depends on BROKEN_ON_SMP |
2235a54d | 2134 | help |
caa1faa7 JH |
2135 | Select this option if building a guest kernel for KVM (Trap & Emulate) |
2136 | mode. | |
2235a54d | 2137 | |
eda3d33c JH |
2138 | config KVM_GUEST_TIMER_FREQ |
2139 | int "Count/Compare Timer Frequency (MHz)" | |
2235a54d | 2140 | depends on KVM_GUEST |
eda3d33c | 2141 | default 100 |
2235a54d | 2142 | help |
eda3d33c JH |
2143 | Set this to non-zero if building a guest kernel for KVM to skip RTC |
2144 | emulation when determining guest CPU Frequency. Instead, the guest's | |
2145 | timer frequency is specified directly. | |
2235a54d | 2146 | |
1e321fa9 LY |
2147 | config MIPS_VA_BITS_48 |
2148 | bool "48 bits virtual memory" | |
2149 | depends on 64BIT | |
2150 | help | |
2151 | Support a maximum at least 48 bits of application virtual memory. | |
2152 | Default is 40 bits or less, depending on the CPU. | |
2153 | This option result in a small memory overhead for page tables. | |
2154 | This option is only supported with 16k and 64k page sizes. | |
2155 | If unsure, say N. | |
2156 | ||
1da177e4 LT |
2157 | choice |
2158 | prompt "Kernel page size" | |
2159 | default PAGE_SIZE_4KB | |
2160 | ||
2161 | config PAGE_SIZE_4KB | |
2162 | bool "4kB" | |
0e476d91 | 2163 | depends on !CPU_LOONGSON2 && !CPU_LOONGSON3 |
1e321fa9 | 2164 | depends on !MIPS_VA_BITS_48 |
1da177e4 LT |
2165 | help |
2166 | This option select the standard 4kB Linux page size. On some | |
2167 | R3000-family processors this is the only available page size. Using | |
2168 | 4kB page size will minimize memory consumption and is therefore | |
2169 | recommended for low memory systems. | |
2170 | ||
2171 | config PAGE_SIZE_8KB | |
2172 | bool "8kB" | |
7d60717e | 2173 | depends on CPU_R8000 || CPU_CAVIUM_OCTEON |
1e321fa9 | 2174 | depends on !MIPS_VA_BITS_48 |
1da177e4 LT |
2175 | help |
2176 | Using 8kB page size will result in higher performance kernel at | |
2177 | the price of higher memory consumption. This option is available | |
c52399be RB |
2178 | only on R8000 and cnMIPS processors. Note that you will need a |
2179 | suitable Linux distribution to support this. | |
1da177e4 LT |
2180 | |
2181 | config PAGE_SIZE_16KB | |
2182 | bool "16kB" | |
714bfad6 | 2183 | depends on !CPU_R3000 && !CPU_TX39XX |
1da177e4 LT |
2184 | help |
2185 | Using 16kB page size will result in higher performance kernel at | |
2186 | the price of higher memory consumption. This option is available on | |
714bfad6 RB |
2187 | all non-R3000 family processors. Note that you will need a suitable |
2188 | Linux distribution to support this. | |
1da177e4 | 2189 | |
c52399be RB |
2190 | config PAGE_SIZE_32KB |
2191 | bool "32kB" | |
2192 | depends on CPU_CAVIUM_OCTEON | |
1e321fa9 | 2193 | depends on !MIPS_VA_BITS_48 |
c52399be RB |
2194 | help |
2195 | Using 32kB page size will result in higher performance kernel at | |
2196 | the price of higher memory consumption. This option is available | |
2197 | only on cnMIPS cores. Note that you will need a suitable Linux | |
2198 | distribution to support this. | |
2199 | ||
1da177e4 LT |
2200 | config PAGE_SIZE_64KB |
2201 | bool "64kB" | |
74c81ecd | 2202 | depends on !CPU_R3000 && !CPU_TX39XX && !CPU_R6000 |
1da177e4 LT |
2203 | help |
2204 | Using 64kB page size will result in higher performance kernel at | |
2205 | the price of higher memory consumption. This option is available on | |
2206 | all non-R3000 family processor. Not that at the time of this | |
714bfad6 | 2207 | writing this option is still high experimental. |
1da177e4 LT |
2208 | |
2209 | endchoice | |
2210 | ||
c9bace7c DD |
2211 | config FORCE_MAX_ZONEORDER |
2212 | int "Maximum zone order" | |
e4362d1e AS |
2213 | range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB |
2214 | default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB | |
2215 | range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB | |
2216 | default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB | |
2217 | range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB | |
2218 | default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB | |
c9bace7c DD |
2219 | range 11 64 |
2220 | default "11" | |
2221 | help | |
2222 | The kernel memory allocator divides physically contiguous memory | |
2223 | blocks into "zones", where each zone is a power of two number of | |
2224 | pages. This option selects the largest power of two that the kernel | |
2225 | keeps in the memory allocator. If you need to allocate very large | |
2226 | blocks of physically contiguous memory, then you may need to | |
2227 | increase this value. | |
2228 | ||
2229 | This config option is actually maximum order plus one. For example, | |
2230 | a value of 11 means that the largest free memory block is 2^10 pages. | |
2231 | ||
2232 | The page size is not necessarily 4KB. Keep this in mind | |
2233 | when choosing a value for this option. | |
2234 | ||
1da177e4 LT |
2235 | config BOARD_SCACHE |
2236 | bool | |
2237 | ||
2238 | config IP22_CPU_SCACHE | |
2239 | bool | |
2240 | select BOARD_SCACHE | |
2241 | ||
9318c51a CD |
2242 | # |
2243 | # Support for a MIPS32 / MIPS64 style S-caches | |
2244 | # | |
2245 | config MIPS_CPU_SCACHE | |
2246 | bool | |
2247 | select BOARD_SCACHE | |
2248 | ||
1da177e4 LT |
2249 | config R5000_CPU_SCACHE |
2250 | bool | |
2251 | select BOARD_SCACHE | |
2252 | ||
2253 | config RM7000_CPU_SCACHE | |
2254 | bool | |
2255 | select BOARD_SCACHE | |
2256 | ||
2257 | config SIBYTE_DMA_PAGEOPS | |
2258 | bool "Use DMA to clear/copy pages" | |
2259 | depends on CPU_SB1 | |
2260 | help | |
2261 | Instead of using the CPU to zero and copy pages, use a Data Mover | |
2262 | channel. These DMA channels are otherwise unused by the standard | |
2263 | SiByte Linux port. Seems to give a small performance benefit. | |
2264 | ||
2265 | config CPU_HAS_PREFETCH | |
c8094b53 | 2266 | bool |
1da177e4 | 2267 | |
3165c846 FF |
2268 | config CPU_GENERIC_DUMP_TLB |
2269 | bool | |
2270 | default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX) | |
2271 | ||
91405eb6 FF |
2272 | config CPU_R4K_FPU |
2273 | bool | |
2274 | default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON) | |
2275 | ||
62cedc4f FF |
2276 | config CPU_R4K_CACHE_TLB |
2277 | bool | |
2278 | default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON) | |
2279 | ||
59d6ab86 | 2280 | config MIPS_MT_SMP |
a92b7f87 | 2281 | bool "MIPS MT SMP support (1 TC on each available VPE)" |
5676319c | 2282 | depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 |
f7062ddb | 2283 | select CPU_MIPSR2_IRQ_VI |
d725cf38 | 2284 | select CPU_MIPSR2_IRQ_EI |
c080faa5 | 2285 | select SYNC_R4K |
f41ae0b2 | 2286 | select MIPS_MT |
41c594ab | 2287 | select SMP |
87353d8a | 2288 | select SMP_UP |
c080faa5 SH |
2289 | select SYS_SUPPORTS_SMP |
2290 | select SYS_SUPPORTS_SCHED_SMT | |
399aaa25 | 2291 | select MIPS_PERF_SHARED_TC_COUNTERS |
f41ae0b2 | 2292 | help |
c080faa5 SH |
2293 | This is a kernel model which is known as SMVP. This is supported |
2294 | on cores with the MT ASE and uses the available VPEs to implement | |
2295 | virtual processors which supports SMP. This is equivalent to the | |
2296 | Intel Hyperthreading feature. For further information go to | |
2297 | <http://www.imgtec.com/mips/mips-multithreading.asp>. | |
41c594ab | 2298 | |
f41ae0b2 RB |
2299 | config MIPS_MT |
2300 | bool | |
2301 | ||
0ab7aefc RB |
2302 | config SCHED_SMT |
2303 | bool "SMT (multithreading) scheduler support" | |
2304 | depends on SYS_SUPPORTS_SCHED_SMT | |
2305 | default n | |
2306 | help | |
2307 | SMT scheduler support improves the CPU scheduler's decision making | |
2308 | when dealing with MIPS MT enabled cores at a cost of slightly | |
2309 | increased overhead in some places. If unsure say N here. | |
2310 | ||
2311 | config SYS_SUPPORTS_SCHED_SMT | |
2312 | bool | |
2313 | ||
f41ae0b2 RB |
2314 | config SYS_SUPPORTS_MULTITHREADING |
2315 | bool | |
2316 | ||
f088fc84 RB |
2317 | config MIPS_MT_FPAFF |
2318 | bool "Dynamic FPU affinity for FP-intensive threads" | |
f088fc84 | 2319 | default y |
b633648c | 2320 | depends on MIPS_MT_SMP |
07cc0c9e | 2321 | |
b0a668fb LY |
2322 | config MIPSR2_TO_R6_EMULATOR |
2323 | bool "MIPS R2-to-R6 emulator" | |
2324 | depends on CPU_MIPSR6 && !SMP | |
2325 | default y | |
2326 | help | |
2327 | Choose this option if you want to run non-R6 MIPS userland code. | |
2328 | Even if you say 'Y' here, the emulator will still be disabled by | |
07edf0d4 | 2329 | default. You can enable it using the 'mipsr2emu' kernel option. |
b0a668fb LY |
2330 | The only reason this is a build-time option is to save ~14K from the |
2331 | final kernel image. | |
2332 | comment "MIPS R2-to-R6 emulator is only available for UP kernels" | |
2333 | depends on SMP && CPU_MIPSR6 | |
2334 | ||
07cc0c9e RB |
2335 | config MIPS_VPE_LOADER |
2336 | bool "VPE loader support." | |
704e6460 | 2337 | depends on SYS_SUPPORTS_MULTITHREADING && MODULES |
07cc0c9e RB |
2338 | select CPU_MIPSR2_IRQ_VI |
2339 | select CPU_MIPSR2_IRQ_EI | |
07cc0c9e RB |
2340 | select MIPS_MT |
2341 | help | |
2342 | Includes a loader for loading an elf relocatable object | |
2343 | onto another VPE and running it. | |
f088fc84 | 2344 | |
17a1d523 DZ |
2345 | config MIPS_VPE_LOADER_CMP |
2346 | bool | |
2347 | default "y" | |
2348 | depends on MIPS_VPE_LOADER && MIPS_CMP | |
2349 | ||
1a2a6d7e DZ |
2350 | config MIPS_VPE_LOADER_MT |
2351 | bool | |
2352 | default "y" | |
2353 | depends on MIPS_VPE_LOADER && !MIPS_CMP | |
2354 | ||
e01402b1 RB |
2355 | config MIPS_VPE_LOADER_TOM |
2356 | bool "Load VPE program into memory hidden from linux" | |
2357 | depends on MIPS_VPE_LOADER | |
2358 | default y | |
2359 | help | |
2360 | The loader can use memory that is present but has been hidden from | |
2361 | Linux using the kernel command line option "mem=xxMB". It's up to | |
2362 | you to ensure the amount you put in the option and the space your | |
2363 | program requires is less or equal to the amount physically present. | |
2364 | ||
e01402b1 | 2365 | config MIPS_VPE_APSP_API |
5e83d430 RB |
2366 | bool "Enable support for AP/SP API (RTLX)" |
2367 | depends on MIPS_VPE_LOADER | |
2368 | help | |
e01402b1 | 2369 | |
da615cf6 DZ |
2370 | config MIPS_VPE_APSP_API_CMP |
2371 | bool | |
2372 | default "y" | |
2373 | depends on MIPS_VPE_APSP_API && MIPS_CMP | |
2374 | ||
2c973ef0 DZ |
2375 | config MIPS_VPE_APSP_API_MT |
2376 | bool | |
2377 | default "y" | |
2378 | depends on MIPS_VPE_APSP_API && !MIPS_CMP | |
2379 | ||
4a16ff4c | 2380 | config MIPS_CMP |
5cac93b3 | 2381 | bool "MIPS CMP framework support (DEPRECATED)" |
5676319c | 2382 | depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6 |
b10b43ba | 2383 | select SMP |
eb9b5141 | 2384 | select SYNC_R4K |
b10b43ba | 2385 | select SYS_SUPPORTS_SMP |
4a16ff4c RB |
2386 | select WEAK_ORDERING |
2387 | default n | |
2388 | help | |
044505c7 PB |
2389 | Select this if you are using a bootloader which implements the "CMP |
2390 | framework" protocol (ie. YAMON) and want your kernel to make use of | |
2391 | its ability to start secondary CPUs. | |
4a16ff4c | 2392 | |
5cac93b3 PB |
2393 | Unless you have a specific need, you should use CONFIG_MIPS_CPS |
2394 | instead of this. | |
2395 | ||
0ee958e1 PB |
2396 | config MIPS_CPS |
2397 | bool "MIPS Coherent Processing System support" | |
5a3e7c02 | 2398 | depends on SYS_SUPPORTS_MIPS_CPS |
0ee958e1 PB |
2399 | select MIPS_CM |
2400 | select MIPS_CPC | |
1d8f1f5a | 2401 | select MIPS_CPS_PM if HOTPLUG_CPU |
0ee958e1 PB |
2402 | select SMP |
2403 | select SYNC_R4K if (CEVT_R4K || CSRC_R4K) | |
1d8f1f5a | 2404 | select SYS_SUPPORTS_HOTPLUG_CPU |
0ee958e1 PB |
2405 | select SYS_SUPPORTS_SMP |
2406 | select WEAK_ORDERING | |
2407 | help | |
2408 | Select this if you wish to run an SMP kernel across multiple cores | |
2409 | within a MIPS Coherent Processing System. When this option is | |
2410 | enabled the kernel will probe for other cores and boot them with | |
2411 | no external assistance. It is safe to enable this when hardware | |
2412 | support is unavailable. | |
2413 | ||
3179d37e | 2414 | config MIPS_CPS_PM |
39a59593 | 2415 | depends on MIPS_CPS |
a8b84677 | 2416 | select MIPS_CPC |
3179d37e PB |
2417 | bool |
2418 | ||
9f98f3dd PB |
2419 | config MIPS_CM |
2420 | bool | |
2421 | ||
9c38cf44 PB |
2422 | config MIPS_CPC |
2423 | bool | |
4a16ff4c | 2424 | |
1da177e4 LT |
2425 | config SB1_PASS_2_WORKAROUNDS |
2426 | bool | |
2427 | depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2) | |
2428 | default y | |
2429 | ||
2430 | config SB1_PASS_2_1_WORKAROUNDS | |
2431 | bool | |
2432 | depends on CPU_SB1 && CPU_SB1_PASS_2 | |
2433 | default y | |
2434 | ||
2235a54d | 2435 | |
60ec6571 | 2436 | config ARCH_PHYS_ADDR_T_64BIT |
34adb28d | 2437 | bool |
60ec6571 | 2438 | |
9e2b5372 MC |
2439 | choice |
2440 | prompt "SmartMIPS or microMIPS ASE support" | |
2441 | ||
2442 | config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS | |
2443 | bool "None" | |
2444 | help | |
2445 | Select this if you want neither microMIPS nor SmartMIPS support | |
2446 | ||
9693a853 FBH |
2447 | config CPU_HAS_SMARTMIPS |
2448 | depends on SYS_SUPPORTS_SMARTMIPS | |
9e2b5372 | 2449 | bool "SmartMIPS" |
9693a853 FBH |
2450 | help |
2451 | SmartMIPS is a extension of the MIPS32 architecture aimed at | |
2452 | increased security at both hardware and software level for | |
2453 | smartcards. Enabling this option will allow proper use of the | |
2454 | SmartMIPS instructions by Linux applications. However a kernel with | |
2455 | this option will not work on a MIPS core without SmartMIPS core. If | |
2456 | you don't know you probably don't have SmartMIPS and should say N | |
2457 | here. | |
2458 | ||
bce86083 | 2459 | config CPU_MICROMIPS |
7fd08ca5 | 2460 | depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6 |
9e2b5372 | 2461 | bool "microMIPS" |
bce86083 SH |
2462 | help |
2463 | When this option is enabled the kernel will be built using the | |
2464 | microMIPS ISA | |
2465 | ||
9e2b5372 MC |
2466 | endchoice |
2467 | ||
a5e9a69e | 2468 | config CPU_HAS_MSA |
0ce3417e | 2469 | bool "Support for the MIPS SIMD Architecture" |
a5e9a69e | 2470 | depends on CPU_SUPPORTS_MSA |
2a6cb669 | 2471 | depends on 64BIT || MIPS_O32_FP64_SUPPORT |
a5e9a69e PB |
2472 | help |
2473 | MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers | |
2474 | and a set of SIMD instructions to operate on them. When this option | |
1db1af84 PB |
2475 | is enabled the kernel will support allocating & switching MSA |
2476 | vector register contexts. If you know that your kernel will only be | |
2477 | running on CPUs which do not support MSA or that your userland will | |
2478 | not be making use of it then you may wish to say N here to reduce | |
2479 | the size & complexity of your kernel. | |
a5e9a69e PB |
2480 | |
2481 | If unsure, say Y. | |
2482 | ||
1da177e4 | 2483 | config CPU_HAS_WB |
f7062ddb | 2484 | bool |
e01402b1 | 2485 | |
df0ac8a4 KC |
2486 | config XKS01 |
2487 | bool | |
2488 | ||
8256b17e FF |
2489 | config CPU_HAS_RIXI |
2490 | bool | |
2491 | ||
f41ae0b2 RB |
2492 | # |
2493 | # Vectored interrupt mode is an R2 feature | |
2494 | # | |
e01402b1 | 2495 | config CPU_MIPSR2_IRQ_VI |
f41ae0b2 | 2496 | bool |
e01402b1 | 2497 | |
f41ae0b2 RB |
2498 | # |
2499 | # Extended interrupt mode is an R2 feature | |
2500 | # | |
e01402b1 | 2501 | config CPU_MIPSR2_IRQ_EI |
f41ae0b2 | 2502 | bool |
e01402b1 | 2503 | |
1da177e4 LT |
2504 | config CPU_HAS_SYNC |
2505 | bool | |
2506 | depends on !CPU_R3000 | |
2507 | default y | |
2508 | ||
20d60d99 MR |
2509 | # |
2510 | # CPU non-features | |
2511 | # | |
2512 | config CPU_DADDI_WORKAROUNDS | |
2513 | bool | |
2514 | ||
2515 | config CPU_R4000_WORKAROUNDS | |
2516 | bool | |
2517 | select CPU_R4400_WORKAROUNDS | |
2518 | ||
2519 | config CPU_R4400_WORKAROUNDS | |
2520 | bool | |
2521 | ||
4edf00a4 PB |
2522 | config MIPS_ASID_SHIFT |
2523 | int | |
2524 | default 6 if CPU_R3000 || CPU_TX39XX | |
2525 | default 4 if CPU_R8000 | |
2526 | default 0 | |
2527 | ||
2528 | config MIPS_ASID_BITS | |
2529 | int | |
2db003a5 | 2530 | default 0 if MIPS_ASID_BITS_VARIABLE |
4edf00a4 PB |
2531 | default 6 if CPU_R3000 || CPU_TX39XX |
2532 | default 8 | |
2533 | ||
2db003a5 PB |
2534 | config MIPS_ASID_BITS_VARIABLE |
2535 | bool | |
2536 | ||
1da177e4 LT |
2537 | # |
2538 | # - Highmem only makes sense for the 32-bit kernel. | |
2539 | # - The current highmem code will only work properly on physically indexed | |
2540 | # caches such as R3000, SB1, R7000 or those that look like they're virtually | |
2541 | # indexed such as R4000/R4400 SC and MC versions or R10000. So for the | |
2542 | # moment we protect the user and offer the highmem option only on machines | |
2543 | # where it's known to be safe. This will not offer highmem on a few systems | |
2544 | # such as MIPS32 and MIPS64 CPUs which may have virtual and physically | |
2545 | # indexed CPUs but we're playing safe. | |
797798c1 RB |
2546 | # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we |
2547 | # know they might have memory configurations that could make use of highmem | |
2548 | # support. | |
1da177e4 LT |
2549 | # |
2550 | config HIGHMEM | |
2551 | bool "High Memory Support" | |
a6e18781 | 2552 | depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA |
797798c1 RB |
2553 | |
2554 | config CPU_SUPPORTS_HIGHMEM | |
2555 | bool | |
2556 | ||
2557 | config SYS_SUPPORTS_HIGHMEM | |
2558 | bool | |
1da177e4 | 2559 | |
9693a853 FBH |
2560 | config SYS_SUPPORTS_SMARTMIPS |
2561 | bool | |
2562 | ||
a6a4834c SH |
2563 | config SYS_SUPPORTS_MICROMIPS |
2564 | bool | |
2565 | ||
377cb1b6 RB |
2566 | config SYS_SUPPORTS_MIPS16 |
2567 | bool | |
2568 | help | |
2569 | This option must be set if a kernel might be executed on a MIPS16- | |
2570 | enabled CPU even if MIPS16 is not actually being used. In other | |
2571 | words, it makes the kernel MIPS16-tolerant. | |
2572 | ||
a5e9a69e PB |
2573 | config CPU_SUPPORTS_MSA |
2574 | bool | |
2575 | ||
b4819b59 YY |
2576 | config ARCH_FLATMEM_ENABLE |
2577 | def_bool y | |
f133f22d | 2578 | depends on !NUMA && !CPU_LOONGSON2 |
b4819b59 | 2579 | |
d8cb4e11 RB |
2580 | config ARCH_DISCONTIGMEM_ENABLE |
2581 | bool | |
2582 | default y if SGI_IP27 | |
2583 | help | |
3dde6ad8 | 2584 | Say Y to support efficient handling of discontiguous physical memory, |
d8cb4e11 RB |
2585 | for architectures which are either NUMA (Non-Uniform Memory Access) |
2586 | or have huge holes in the physical address space for other reasons. | |
2587 | See <file:Documentation/vm/numa> for more. | |
2588 | ||
31473747 AN |
2589 | config ARCH_SPARSEMEM_ENABLE |
2590 | bool | |
7de58fab | 2591 | select SPARSEMEM_STATIC |
31473747 | 2592 | |
d8cb4e11 RB |
2593 | config NUMA |
2594 | bool "NUMA Support" | |
2595 | depends on SYS_SUPPORTS_NUMA | |
2596 | help | |
2597 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
2598 | Access). This option improves performance on systems with more | |
2599 | than two nodes; on two node systems it is generally better to | |
2600 | leave it disabled; on single node systems disable this option | |
2601 | disabled. | |
2602 | ||
2603 | config SYS_SUPPORTS_NUMA | |
2604 | bool | |
2605 | ||
8c530ea3 MR |
2606 | config RELOCATABLE |
2607 | bool "Relocatable kernel" | |
2608 | depends on SYS_SUPPORTS_RELOCATABLE && (CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_MIPS32_R6 || CPU_MIPS64_R6) | |
2609 | help | |
2610 | This builds a kernel image that retains relocation information | |
2611 | so it can be loaded someplace besides the default 1MB. | |
2612 | The relocations make the kernel binary about 15% larger, | |
2613 | but are discarded at runtime | |
2614 | ||
069fd766 MR |
2615 | config RELOCATION_TABLE_SIZE |
2616 | hex "Relocation table size" | |
2617 | depends on RELOCATABLE | |
2618 | range 0x0 0x01000000 | |
2619 | default "0x00100000" | |
2620 | ---help--- | |
2621 | A table of relocation data will be appended to the kernel binary | |
2622 | and parsed at boot to fix up the relocated kernel. | |
2623 | ||
2624 | This option allows the amount of space reserved for the table to be | |
2625 | adjusted, although the default of 1Mb should be ok in most cases. | |
2626 | ||
2627 | The build will fail and a valid size suggested if this is too small. | |
2628 | ||
2629 | If unsure, leave at the default value. | |
2630 | ||
405bc8fd MR |
2631 | config RANDOMIZE_BASE |
2632 | bool "Randomize the address of the kernel image" | |
2633 | depends on RELOCATABLE | |
2634 | ---help--- | |
2635 | Randomizes the physical and virtual address at which the | |
2636 | kernel image is loaded, as a security feature that | |
2637 | deters exploit attempts relying on knowledge of the location | |
2638 | of kernel internals. | |
2639 | ||
2640 | Entropy is generated using any coprocessor 0 registers available. | |
2641 | ||
2642 | The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET. | |
2643 | ||
2644 | If unsure, say N. | |
2645 | ||
2646 | config RANDOMIZE_BASE_MAX_OFFSET | |
2647 | hex "Maximum kASLR offset" if EXPERT | |
2648 | depends on RANDOMIZE_BASE | |
2649 | range 0x0 0x40000000 if EVA || 64BIT | |
2650 | range 0x0 0x08000000 | |
2651 | default "0x01000000" | |
2652 | ---help--- | |
2653 | When kASLR is active, this provides the maximum offset that will | |
2654 | be applied to the kernel image. It should be set according to the | |
2655 | amount of physical RAM available in the target system minus | |
2656 | PHYSICAL_START and must be a power of 2. | |
2657 | ||
2658 | This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with | |
2659 | EVA or 64-bit. The default is 16Mb. | |
2660 | ||
c80d79d7 YG |
2661 | config NODES_SHIFT |
2662 | int | |
2663 | default "6" | |
2664 | depends on NEED_MULTIPLE_NODES | |
2665 | ||
14f70012 DZ |
2666 | config HW_PERF_EVENTS |
2667 | bool "Enable hardware performance counter support for perf events" | |
23021b2b | 2668 | depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3) |
14f70012 DZ |
2669 | default y |
2670 | help | |
2671 | Enable hardware performance counter support for perf events. If | |
2672 | disabled, perf events will use software events only. | |
2673 | ||
b4819b59 YY |
2674 | source "mm/Kconfig" |
2675 | ||
1da177e4 LT |
2676 | config SMP |
2677 | bool "Multi-Processing support" | |
e73ea273 RB |
2678 | depends on SYS_SUPPORTS_SMP |
2679 | help | |
1da177e4 | 2680 | This enables support for systems with more than one CPU. If you have |
4a474157 RG |
2681 | a system with only one CPU, say N. If you have a system with more |
2682 | than one CPU, say Y. | |
1da177e4 | 2683 | |
4a474157 | 2684 | If you say N here, the kernel will run on uni- and multiprocessor |
1da177e4 LT |
2685 | machines, but will use only one CPU of a multiprocessor machine. If |
2686 | you say Y here, the kernel will run on many, but not all, | |
4a474157 | 2687 | uniprocessor machines. On a uniprocessor machine, the kernel |
1da177e4 LT |
2688 | will run faster if you say N here. |
2689 | ||
2690 | People using multiprocessor machines who say Y here should also say | |
2691 | Y to "Enhanced Real Time Clock Support", below. | |
2692 | ||
03502faa AB |
2693 | See also the SMP-HOWTO available at |
2694 | <http://www.tldp.org/docs.html#howto>. | |
1da177e4 LT |
2695 | |
2696 | If you don't know what to do here, say N. | |
2697 | ||
7840d618 MR |
2698 | config HOTPLUG_CPU |
2699 | bool "Support for hot-pluggable CPUs" | |
2700 | depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU | |
2701 | help | |
2702 | Say Y here to allow turning CPUs off and on. CPUs can be | |
2703 | controlled through /sys/devices/system/cpu. | |
2704 | (Note: power management support will enable this option | |
2705 | automatically on SMP systems. ) | |
2706 | Say N if you want to disable CPU hotplug. | |
2707 | ||
87353d8a RB |
2708 | config SMP_UP |
2709 | bool | |
2710 | ||
4a16ff4c RB |
2711 | config SYS_SUPPORTS_MIPS_CMP |
2712 | bool | |
2713 | ||
0ee958e1 PB |
2714 | config SYS_SUPPORTS_MIPS_CPS |
2715 | bool | |
2716 | ||
e73ea273 RB |
2717 | config SYS_SUPPORTS_SMP |
2718 | bool | |
2719 | ||
130e2fb7 RB |
2720 | config NR_CPUS_DEFAULT_4 |
2721 | bool | |
2722 | ||
2723 | config NR_CPUS_DEFAULT_8 | |
2724 | bool | |
2725 | ||
2726 | config NR_CPUS_DEFAULT_16 | |
2727 | bool | |
2728 | ||
2729 | config NR_CPUS_DEFAULT_32 | |
2730 | bool | |
2731 | ||
2732 | config NR_CPUS_DEFAULT_64 | |
2733 | bool | |
2734 | ||
1da177e4 | 2735 | config NR_CPUS |
a91796a9 J |
2736 | int "Maximum number of CPUs (2-256)" |
2737 | range 2 256 | |
1da177e4 | 2738 | depends on SMP |
130e2fb7 RB |
2739 | default "4" if NR_CPUS_DEFAULT_4 |
2740 | default "8" if NR_CPUS_DEFAULT_8 | |
2741 | default "16" if NR_CPUS_DEFAULT_16 | |
2742 | default "32" if NR_CPUS_DEFAULT_32 | |
2743 | default "64" if NR_CPUS_DEFAULT_64 | |
1da177e4 LT |
2744 | help |
2745 | This allows you to specify the maximum number of CPUs which this | |
2746 | kernel will support. The maximum supported value is 32 for 32-bit | |
2747 | kernel and 64 for 64-bit kernels; the minimum value which makes | |
72ede9b1 AN |
2748 | sense is 1 for Qemu (useful only for kernel debugging purposes) |
2749 | and 2 for all others. | |
1da177e4 LT |
2750 | |
2751 | This is purely to save memory - each supported CPU adds | |
72ede9b1 AN |
2752 | approximately eight kilobytes to the kernel image. For best |
2753 | performance should round up your number of processors to the next | |
2754 | power of two. | |
1da177e4 | 2755 | |
399aaa25 AC |
2756 | config MIPS_PERF_SHARED_TC_COUNTERS |
2757 | bool | |
2758 | ||
1723b4a3 AN |
2759 | # |
2760 | # Timer Interrupt Frequency Configuration | |
2761 | # | |
2762 | ||
2763 | choice | |
2764 | prompt "Timer frequency" | |
2765 | default HZ_250 | |
2766 | help | |
2767 | Allows the configuration of the timer frequency. | |
2768 | ||
67596573 PB |
2769 | config HZ_24 |
2770 | bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ | |
2771 | ||
1723b4a3 | 2772 | config HZ_48 |
0f873585 | 2773 | bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ |
1723b4a3 AN |
2774 | |
2775 | config HZ_100 | |
2776 | bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ | |
2777 | ||
2778 | config HZ_128 | |
2779 | bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ | |
2780 | ||
2781 | config HZ_250 | |
2782 | bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ | |
2783 | ||
2784 | config HZ_256 | |
2785 | bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ | |
2786 | ||
2787 | config HZ_1000 | |
2788 | bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ | |
2789 | ||
2790 | config HZ_1024 | |
2791 | bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ | |
2792 | ||
2793 | endchoice | |
2794 | ||
67596573 PB |
2795 | config SYS_SUPPORTS_24HZ |
2796 | bool | |
2797 | ||
1723b4a3 AN |
2798 | config SYS_SUPPORTS_48HZ |
2799 | bool | |
2800 | ||
2801 | config SYS_SUPPORTS_100HZ | |
2802 | bool | |
2803 | ||
2804 | config SYS_SUPPORTS_128HZ | |
2805 | bool | |
2806 | ||
2807 | config SYS_SUPPORTS_250HZ | |
2808 | bool | |
2809 | ||
2810 | config SYS_SUPPORTS_256HZ | |
2811 | bool | |
2812 | ||
2813 | config SYS_SUPPORTS_1000HZ | |
2814 | bool | |
2815 | ||
2816 | config SYS_SUPPORTS_1024HZ | |
2817 | bool | |
2818 | ||
2819 | config SYS_SUPPORTS_ARBIT_HZ | |
2820 | bool | |
67596573 PB |
2821 | default y if !SYS_SUPPORTS_24HZ && \ |
2822 | !SYS_SUPPORTS_48HZ && \ | |
2823 | !SYS_SUPPORTS_100HZ && \ | |
2824 | !SYS_SUPPORTS_128HZ && \ | |
2825 | !SYS_SUPPORTS_250HZ && \ | |
2826 | !SYS_SUPPORTS_256HZ && \ | |
2827 | !SYS_SUPPORTS_1000HZ && \ | |
1723b4a3 AN |
2828 | !SYS_SUPPORTS_1024HZ |
2829 | ||
2830 | config HZ | |
2831 | int | |
67596573 | 2832 | default 24 if HZ_24 |
1723b4a3 AN |
2833 | default 48 if HZ_48 |
2834 | default 100 if HZ_100 | |
2835 | default 128 if HZ_128 | |
2836 | default 250 if HZ_250 | |
2837 | default 256 if HZ_256 | |
2838 | default 1000 if HZ_1000 | |
2839 | default 1024 if HZ_1024 | |
2840 | ||
96685b17 DZ |
2841 | config SCHED_HRTICK |
2842 | def_bool HIGH_RES_TIMERS | |
2843 | ||
e80de850 | 2844 | source "kernel/Kconfig.preempt" |
1da177e4 | 2845 | |
ea6e942b | 2846 | config KEXEC |
7d60717e | 2847 | bool "Kexec system call" |
2965faa5 | 2848 | select KEXEC_CORE |
ea6e942b AN |
2849 | help |
2850 | kexec is a system call that implements the ability to shutdown your | |
2851 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 2852 | but it is independent of the system firmware. And like a reboot |
ea6e942b AN |
2853 | you can start any kernel with it, not just Linux. |
2854 | ||
01dd2fbf | 2855 | The name comes from the similarity to the exec system call. |
ea6e942b AN |
2856 | |
2857 | It is an ongoing process to be certain the hardware in a machine | |
2858 | is properly shutdown, so do not be surprised if this code does not | |
bf220695 GU |
2859 | initially work for you. As of this writing the exact hardware |
2860 | interface is strongly in flux, so no good recommendation can be | |
2861 | made. | |
ea6e942b | 2862 | |
7aa1c8f4 RB |
2863 | config CRASH_DUMP |
2864 | bool "Kernel crash dumps" | |
2865 | help | |
2866 | Generate crash dump after being started by kexec. | |
2867 | This should be normally only set in special crash dump kernels | |
2868 | which are loaded in the main kernel with kexec-tools into | |
2869 | a specially reserved region and then later executed after | |
2870 | a crash by kdump/kexec. The crash dump kernel must be compiled | |
2871 | to a memory address not used by the main kernel or firmware using | |
2872 | PHYSICAL_START. | |
2873 | ||
2874 | config PHYSICAL_START | |
2875 | hex "Physical address where the kernel is loaded" | |
2876 | default "0xffffffff84000000" if 64BIT | |
2877 | default "0x84000000" if 32BIT | |
2878 | depends on CRASH_DUMP | |
2879 | help | |
2880 | This gives the CKSEG0 or KSEG0 address where the kernel is loaded. | |
2881 | If you plan to use kernel for capturing the crash dump change | |
2882 | this value to start of the reserved region (the "X" value as | |
2883 | specified in the "crashkernel=YM@XM" command line boot parameter | |
2884 | passed to the panic-ed kernel). | |
2885 | ||
ea6e942b AN |
2886 | config SECCOMP |
2887 | bool "Enable seccomp to safely compute untrusted bytecode" | |
293c5bd1 | 2888 | depends on PROC_FS |
ea6e942b AN |
2889 | default y |
2890 | help | |
2891 | This kernel feature is useful for number crunching applications | |
2892 | that may need to compute untrusted bytecode during their | |
2893 | execution. By using pipes or other transports made available to | |
2894 | the process as file descriptors supporting the read/write | |
2895 | syscalls, it's possible to isolate those applications in | |
2896 | their own address space using seccomp. Once seccomp is | |
2897 | enabled via /proc/<pid>/seccomp, it cannot be disabled | |
2898 | and the task is only allowed to execute a few safe syscalls | |
2899 | defined by each seccomp mode. | |
2900 | ||
2901 | If unsure, say Y. Only embedded should say N here. | |
2902 | ||
597ce172 | 2903 | config MIPS_O32_FP64_SUPPORT |
0ce3417e | 2904 | bool "Support for O32 binaries using 64-bit FP" |
597ce172 | 2905 | depends on 32BIT || MIPS32_O32 |
597ce172 PB |
2906 | help |
2907 | When this is enabled, the kernel will support use of 64-bit floating | |
2908 | point registers with binaries using the O32 ABI along with the | |
2909 | EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On | |
2910 | 32-bit MIPS systems this support is at the cost of increasing the | |
2911 | size and complexity of the compiled FPU emulator. Thus if you are | |
2912 | running a MIPS32 system and know that none of your userland binaries | |
2913 | will require 64-bit floating point, you may wish to reduce the size | |
2914 | of your kernel & potentially improve FP emulation performance by | |
2915 | saying N here. | |
2916 | ||
06e2e882 PB |
2917 | Although binutils currently supports use of this flag the details |
2918 | concerning its effect upon the O32 ABI in userland are still being | |
2919 | worked on. In order to avoid userland becoming dependant upon current | |
2920 | behaviour before the details have been finalised, this option should | |
2921 | be considered experimental and only enabled by those working upon | |
2922 | said details. | |
2923 | ||
2924 | If unsure, say N. | |
597ce172 | 2925 | |
f2ffa5ab | 2926 | config USE_OF |
0b3e06fd | 2927 | bool |
f2ffa5ab | 2928 | select OF |
e6ce1324 | 2929 | select OF_EARLY_FLATTREE |
abd2363f | 2930 | select IRQ_DOMAIN |
f2ffa5ab | 2931 | |
7fafb068 AB |
2932 | config BUILTIN_DTB |
2933 | bool | |
2934 | ||
1da8f179 | 2935 | choice |
5b24d52c | 2936 | prompt "Kernel appended dtb support" if USE_OF |
1da8f179 JG |
2937 | default MIPS_NO_APPENDED_DTB |
2938 | ||
2939 | config MIPS_NO_APPENDED_DTB | |
2940 | bool "None" | |
2941 | help | |
2942 | Do not enable appended dtb support. | |
2943 | ||
87db537d AK |
2944 | config MIPS_ELF_APPENDED_DTB |
2945 | bool "vmlinux" | |
2946 | help | |
2947 | With this option, the boot code will look for a device tree binary | |
2948 | DTB) included in the vmlinux ELF section .appended_dtb. By default | |
2949 | it is empty and the DTB can be appended using binutils command | |
2950 | objcopy: | |
2951 | ||
2952 | objcopy --update-section .appended_dtb=<filename>.dtb vmlinux | |
2953 | ||
2954 | This is meant as a backward compatiblity convenience for those | |
2955 | systems with a bootloader that can't be upgraded to accommodate | |
2956 | the documented boot protocol using a device tree. | |
2957 | ||
1da8f179 | 2958 | config MIPS_RAW_APPENDED_DTB |
b8f54f2c | 2959 | bool "vmlinux.bin or vmlinuz.bin" |
1da8f179 JG |
2960 | help |
2961 | With this option, the boot code will look for a device tree binary | |
b8f54f2c | 2962 | DTB) appended to raw vmlinux.bin or vmlinuz.bin. |
1da8f179 JG |
2963 | (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb). |
2964 | ||
2965 | This is meant as a backward compatibility convenience for those | |
2966 | systems with a bootloader that can't be upgraded to accommodate | |
2967 | the documented boot protocol using a device tree. | |
2968 | ||
2969 | Beware that there is very little in terms of protection against | |
2970 | this option being confused by leftover garbage in memory that might | |
2971 | look like a DTB header after a reboot if no actual DTB is appended | |
2972 | to vmlinux.bin. Do not leave this option active in a production kernel | |
2973 | if you don't intend to always append a DTB. | |
2974 | endchoice | |
2975 | ||
2024972e JG |
2976 | choice |
2977 | prompt "Kernel command line type" if !CMDLINE_OVERRIDE | |
2bcef9b4 JG |
2978 | default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \ |
2979 | !MIPS_MALTA && !MIPS_SEAD3 && \ | |
2980 | !CAVIUM_OCTEON_SOC | |
2024972e JG |
2981 | default MIPS_CMDLINE_FROM_BOOTLOADER |
2982 | ||
2983 | config MIPS_CMDLINE_FROM_DTB | |
2984 | depends on USE_OF | |
2985 | bool "Dtb kernel arguments if available" | |
2986 | ||
2987 | config MIPS_CMDLINE_DTB_EXTEND | |
2988 | depends on USE_OF | |
2989 | bool "Extend dtb kernel arguments with bootloader arguments" | |
2990 | ||
2991 | config MIPS_CMDLINE_FROM_BOOTLOADER | |
2992 | bool "Bootloader kernel arguments if available" | |
ed47e153 RV |
2993 | |
2994 | config MIPS_CMDLINE_BUILTIN_EXTEND | |
2995 | depends on CMDLINE_BOOL | |
2996 | bool "Extend builtin kernel arguments with bootloader arguments" | |
2024972e JG |
2997 | endchoice |
2998 | ||
5e83d430 RB |
2999 | endmenu |
3000 | ||
1df0f0ff AN |
3001 | config LOCKDEP_SUPPORT |
3002 | bool | |
3003 | default y | |
3004 | ||
3005 | config STACKTRACE_SUPPORT | |
3006 | bool | |
3007 | default y | |
3008 | ||
e1e16115 AK |
3009 | config HAVE_LATENCYTOP_SUPPORT |
3010 | bool | |
3011 | default y | |
3012 | ||
a728ab52 KS |
3013 | config PGTABLE_LEVELS |
3014 | int | |
3015 | default 3 if 64BIT && !PAGE_SIZE_64KB | |
3016 | default 2 | |
3017 | ||
b6c3539b RB |
3018 | source "init/Kconfig" |
3019 | ||
dc52ddc0 MH |
3020 | source "kernel/Kconfig.freezer" |
3021 | ||
1da177e4 LT |
3022 | menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)" |
3023 | ||
5e83d430 RB |
3024 | config HW_HAS_EISA |
3025 | bool | |
1da177e4 LT |
3026 | config HW_HAS_PCI |
3027 | bool | |
3028 | ||
3029 | config PCI | |
3030 | bool "Support for PCI controller" | |
3031 | depends on HW_HAS_PCI | |
abb4ae46 | 3032 | select PCI_DOMAINS |
1da177e4 LT |
3033 | help |
3034 | Find out whether you have a PCI motherboard. PCI is the name of a | |
3035 | bus system, i.e. the way the CPU talks to the other stuff inside | |
3036 | your box. Other bus systems are ISA, EISA, or VESA. If you have PCI, | |
3037 | say Y, otherwise N. | |
3038 | ||
0e476d91 HC |
3039 | config HT_PCI |
3040 | bool "Support for HT-linked PCI" | |
3041 | default y | |
3042 | depends on CPU_LOONGSON3 | |
3043 | select PCI | |
3044 | select PCI_DOMAINS | |
3045 | help | |
3046 | Loongson family machines use Hyper-Transport bus for inter-core | |
3047 | connection and device connection. The PCI bus is a subordinate | |
3048 | linked at HT. Choose Y for Loongson-3 based machines. | |
3049 | ||
1da177e4 LT |
3050 | config PCI_DOMAINS |
3051 | bool | |
1da177e4 | 3052 | |
88555b48 PB |
3053 | config PCI_DOMAINS_GENERIC |
3054 | bool | |
3055 | ||
c5611df9 | 3056 | config PCI_DRIVERS_GENERIC |
87dd9a4d | 3057 | select PCI_DOMAINS_GENERIC if PCI_DOMAINS |
c5611df9 PB |
3058 | bool |
3059 | ||
3060 | config PCI_DRIVERS_LEGACY | |
3061 | def_bool !PCI_DRIVERS_GENERIC | |
3062 | select NO_GENERIC_PCI_IOPORT_MAP | |
3063 | ||
1da177e4 LT |
3064 | source "drivers/pci/Kconfig" |
3065 | ||
3066 | # | |
3067 | # ISA support is now enabled via select. Too many systems still have the one | |
3068 | # or other ISA chip on the board that users don't know about so don't expect | |
3069 | # users to choose the right thing ... | |
3070 | # | |
3071 | config ISA | |
3072 | bool | |
3073 | ||
3074 | config EISA | |
3075 | bool "EISA support" | |
5e83d430 | 3076 | depends on HW_HAS_EISA |
1da177e4 | 3077 | select ISA |
aa414dff | 3078 | select GENERIC_ISA_DMA |
1da177e4 LT |
3079 | ---help--- |
3080 | The Extended Industry Standard Architecture (EISA) bus was | |
3081 | developed as an open alternative to the IBM MicroChannel bus. | |
3082 | ||
3083 | The EISA bus provided some of the features of the IBM MicroChannel | |
3084 | bus while maintaining backward compatibility with cards made for | |
3085 | the older ISA bus. The EISA bus saw limited use between 1988 and | |
3086 | 1995 when it was made obsolete by the PCI bus. | |
3087 | ||
3088 | Say Y here if you are building a kernel for an EISA-based machine. | |
3089 | ||
3090 | Otherwise, say N. | |
3091 | ||
3092 | source "drivers/eisa/Kconfig" | |
3093 | ||
3094 | config TC | |
3095 | bool "TURBOchannel support" | |
3096 | depends on MACH_DECSTATION | |
3097 | help | |
50a23e6e JM |
3098 | TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS |
3099 | processors. TURBOchannel programming specifications are available | |
3100 | at: | |
3101 | <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/> | |
3102 | and: | |
3103 | <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/> | |
3104 | Linux driver support status is documented at: | |
3105 | <http://www.linux-mips.org/wiki/DECstation> | |
1da177e4 | 3106 | |
1da177e4 LT |
3107 | config MMU |
3108 | bool | |
3109 | default y | |
3110 | ||
d865bea4 RB |
3111 | config I8253 |
3112 | bool | |
798778b8 | 3113 | select CLKSRC_I8253 |
2d02612f | 3114 | select CLKEVT_I8253 |
9726b43a | 3115 | select MIPS_EXTERNAL_TIMER |
d865bea4 | 3116 | |
e05eb3f8 RB |
3117 | config ZONE_DMA |
3118 | bool | |
3119 | ||
cce335ae RB |
3120 | config ZONE_DMA32 |
3121 | bool | |
3122 | ||
1da177e4 LT |
3123 | source "drivers/pcmcia/Kconfig" |
3124 | ||
388b78ad | 3125 | config RAPIDIO |
56abde72 | 3126 | tristate "RapidIO support" |
388b78ad AB |
3127 | depends on PCI |
3128 | default n | |
3129 | help | |
3130 | If you say Y here, the kernel will include drivers and | |
3131 | infrastructure code to support RapidIO interconnect devices. | |
3132 | ||
3133 | source "drivers/rapidio/Kconfig" | |
3134 | ||
1da177e4 LT |
3135 | endmenu |
3136 | ||
3137 | menu "Executable file formats" | |
3138 | ||
3139 | source "fs/Kconfig.binfmt" | |
3140 | ||
3141 | config TRAD_SIGNALS | |
3142 | bool | |
1da177e4 | 3143 | |
1da177e4 | 3144 | config MIPS32_COMPAT |
78aaf956 | 3145 | bool |
1da177e4 LT |
3146 | |
3147 | config COMPAT | |
3148 | bool | |
1da177e4 | 3149 | |
05e43966 AN |
3150 | config SYSVIPC_COMPAT |
3151 | bool | |
05e43966 | 3152 | |
1da177e4 LT |
3153 | config MIPS32_O32 |
3154 | bool "Kernel support for o32 binaries" | |
78aaf956 RB |
3155 | depends on 64BIT |
3156 | select ARCH_WANT_OLD_COMPAT_IPC | |
3157 | select COMPAT | |
3158 | select MIPS32_COMPAT | |
3159 | select SYSVIPC_COMPAT if SYSVIPC | |
1da177e4 LT |
3160 | help |
3161 | Select this option if you want to run o32 binaries. These are pure | |
3162 | 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of | |
3163 | existing binaries are in this format. | |
3164 | ||
3165 | If unsure, say Y. | |
3166 | ||
3167 | config MIPS32_N32 | |
3168 | bool "Kernel support for n32 binaries" | |
c22eacfe | 3169 | depends on 64BIT |
78aaf956 RB |
3170 | select COMPAT |
3171 | select MIPS32_COMPAT | |
3172 | select SYSVIPC_COMPAT if SYSVIPC | |
1da177e4 LT |
3173 | help |
3174 | Select this option if you want to run n32 binaries. These are | |
3175 | 64-bit binaries using 32-bit quantities for addressing and certain | |
3176 | data that would normally be 64-bit. They are used in special | |
3177 | cases. | |
3178 | ||
3179 | If unsure, say N. | |
3180 | ||
3181 | config BINFMT_ELF32 | |
3182 | bool | |
3183 | default y if MIPS32_O32 || MIPS32_N32 | |
f43edca7 | 3184 | select ELFCORE |
1da177e4 | 3185 | |
2116245e RB |
3186 | endmenu |
3187 | ||
3188 | menu "Power management options" | |
3189 | ||
363c55ca WZ |
3190 | config ARCH_HIBERNATION_POSSIBLE |
3191 | def_bool y | |
3f5b3e17 | 3192 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
363c55ca | 3193 | |
f4cb5700 JB |
3194 | config ARCH_SUSPEND_POSSIBLE |
3195 | def_bool y | |
3f5b3e17 | 3196 | depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP |
f4cb5700 | 3197 | |
2116245e | 3198 | source "kernel/power/Kconfig" |
952fa954 | 3199 | |
1da177e4 LT |
3200 | endmenu |
3201 | ||
7a998935 VK |
3202 | config MIPS_EXTERNAL_TIMER |
3203 | bool | |
3204 | ||
7a998935 | 3205 | menu "CPU Power Management" |
c095ebaf PB |
3206 | |
3207 | if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER | |
7a998935 | 3208 | source "drivers/cpufreq/Kconfig" |
7a998935 | 3209 | endif |
9726b43a | 3210 | |
c095ebaf PB |
3211 | source "drivers/cpuidle/Kconfig" |
3212 | ||
3213 | endmenu | |
3214 | ||
d5950b43 SR |
3215 | source "net/Kconfig" |
3216 | ||
1da177e4 LT |
3217 | source "drivers/Kconfig" |
3218 | ||
98cdee0e RB |
3219 | source "drivers/firmware/Kconfig" |
3220 | ||
1da177e4 LT |
3221 | source "fs/Kconfig" |
3222 | ||
3223 | source "arch/mips/Kconfig.debug" | |
3224 | ||
3225 | source "security/Kconfig" | |
3226 | ||
3227 | source "crypto/Kconfig" | |
3228 | ||
3229 | source "lib/Kconfig" | |
2235a54d SL |
3230 | |
3231 | source "arch/mips/kvm/Kconfig" |