Kconfig 50 KB

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  1. config MIPS
  2. bool
  3. default y
  4. # Horrible source of confusion. Die, die, die ...
  5. select EMBEDDED
  6. mainmenu "Linux/MIPS Kernel Configuration"
  7. menu "Machine selection"
  8. choice
  9. prompt "System type"
  10. default SGI_IP22
  11. config MIPS_MTX1
  12. bool "4G Systems MTX-1 board"
  13. select DMA_NONCOHERENT
  14. select HW_HAS_PCI
  15. select RESOURCES_64BIT if PCI
  16. select SOC_AU1500
  17. select SYS_HAS_CPU_MIPS32_R1
  18. select SYS_SUPPORTS_LITTLE_ENDIAN
  19. config MIPS_BOSPORUS
  20. bool "AMD Alchemy Bosporus board"
  21. select SOC_AU1500
  22. select DMA_NONCOHERENT
  23. select SYS_HAS_CPU_MIPS32_R1
  24. select SYS_SUPPORTS_LITTLE_ENDIAN
  25. config MIPS_PB1000
  26. bool "AMD Alchemy PB1000 board"
  27. select SOC_AU1000
  28. select DMA_NONCOHERENT
  29. select HW_HAS_PCI
  30. select RESOURCES_64BIT if PCI
  31. select SWAP_IO_SPACE
  32. select SYS_HAS_CPU_MIPS32_R1
  33. select SYS_SUPPORTS_LITTLE_ENDIAN
  34. config MIPS_PB1100
  35. bool "AMD Alchemy PB1100 board"
  36. select SOC_AU1100
  37. select DMA_NONCOHERENT
  38. select HW_HAS_PCI
  39. select RESOURCES_64BIT if PCI
  40. select SWAP_IO_SPACE
  41. select SYS_HAS_CPU_MIPS32_R1
  42. select SYS_SUPPORTS_LITTLE_ENDIAN
  43. config MIPS_PB1500
  44. bool "AMD Alchemy PB1500 board"
  45. select SOC_AU1500
  46. select DMA_NONCOHERENT
  47. select HW_HAS_PCI
  48. select RESOURCES_64BIT if PCI
  49. select SYS_HAS_CPU_MIPS32_R1
  50. select SYS_SUPPORTS_LITTLE_ENDIAN
  51. config MIPS_PB1550
  52. bool "AMD Alchemy PB1550 board"
  53. select SOC_AU1550
  54. select DMA_NONCOHERENT
  55. select HW_HAS_PCI
  56. select MIPS_DISABLE_OBSOLETE_IDE
  57. select RESOURCES_64BIT if PCI
  58. select SYS_HAS_CPU_MIPS32_R1
  59. select SYS_SUPPORTS_LITTLE_ENDIAN
  60. config MIPS_PB1200
  61. bool "AMD Alchemy PB1200 board"
  62. select SOC_AU1200
  63. select DMA_NONCOHERENT
  64. select MIPS_DISABLE_OBSOLETE_IDE
  65. select RESOURCES_64BIT if PCI
  66. select SYS_HAS_CPU_MIPS32_R1
  67. select SYS_SUPPORTS_LITTLE_ENDIAN
  68. config MIPS_DB1000
  69. bool "AMD Alchemy DB1000 board"
  70. select SOC_AU1000
  71. select DMA_NONCOHERENT
  72. select HW_HAS_PCI
  73. select RESOURCES_64BIT if PCI
  74. select SYS_HAS_CPU_MIPS32_R1
  75. select SYS_SUPPORTS_LITTLE_ENDIAN
  76. config MIPS_DB1100
  77. bool "AMD Alchemy DB1100 board"
  78. select SOC_AU1100
  79. select DMA_NONCOHERENT
  80. select SYS_HAS_CPU_MIPS32_R1
  81. select SYS_SUPPORTS_LITTLE_ENDIAN
  82. config MIPS_DB1500
  83. bool "AMD Alchemy DB1500 board"
  84. select SOC_AU1500
  85. select DMA_NONCOHERENT
  86. select HW_HAS_PCI
  87. select MIPS_DISABLE_OBSOLETE_IDE
  88. select RESOURCES_64BIT if PCI
  89. select SYS_HAS_CPU_MIPS32_R1
  90. select SYS_SUPPORTS_BIG_ENDIAN
  91. select SYS_SUPPORTS_LITTLE_ENDIAN
  92. config MIPS_DB1550
  93. bool "AMD Alchemy DB1550 board"
  94. select SOC_AU1550
  95. select HW_HAS_PCI
  96. select DMA_NONCOHERENT
  97. select MIPS_DISABLE_OBSOLETE_IDE
  98. select RESOURCES_64BIT if PCI
  99. select SYS_HAS_CPU_MIPS32_R1
  100. select SYS_SUPPORTS_LITTLE_ENDIAN
  101. config MIPS_DB1200
  102. bool "AMD Alchemy DB1200 board"
  103. select SOC_AU1200
  104. select DMA_COHERENT
  105. select MIPS_DISABLE_OBSOLETE_IDE
  106. select SYS_HAS_CPU_MIPS32_R1
  107. select SYS_SUPPORTS_LITTLE_ENDIAN
  108. config MIPS_MIRAGE
  109. bool "AMD Alchemy Mirage board"
  110. select DMA_NONCOHERENT
  111. select SOC_AU1500
  112. select SYS_HAS_CPU_MIPS32_R1
  113. select SYS_SUPPORTS_LITTLE_ENDIAN
  114. config BASLER_EXCITE
  115. bool "Basler eXcite smart camera support"
  116. select DMA_COHERENT
  117. select HW_HAS_PCI
  118. select IRQ_CPU
  119. select IRQ_CPU_RM7K
  120. select IRQ_CPU_RM9K
  121. select MIPS_RM9122
  122. select SYS_HAS_CPU_RM9000
  123. select SYS_SUPPORTS_32BIT_KERNEL
  124. select SYS_SUPPORTS_64BIT_KERNEL
  125. select SYS_SUPPORTS_BIG_ENDIAN
  126. help
  127. The eXcite is a smart camera platform manufactured by
  128. Basler Vision Technologies AG
  129. config BASLER_EXCITE_PROTOTYPE
  130. bool "Support for pre-release units"
  131. depends on BASLER_EXCITE
  132. default n
  133. help
  134. Pre-series (prototype) units are different from later ones in
  135. some ways. Select this option if you have one of these. Please
  136. note that a kernel built with this option selected will not be
  137. able to run on normal units.
  138. config MIPS_COBALT
  139. bool "Cobalt Server"
  140. select DMA_NONCOHERENT
  141. select HW_HAS_PCI
  142. select I8259
  143. select IRQ_CPU
  144. select MIPS_GT64111
  145. select SYS_HAS_CPU_NEVADA
  146. select SYS_SUPPORTS_32BIT_KERNEL
  147. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  148. select SYS_SUPPORTS_LITTLE_ENDIAN
  149. select GENERIC_HARDIRQS_NO__DO_IRQ
  150. config MACH_DECSTATION
  151. bool "DECstations"
  152. select BOOT_ELF32
  153. select DMA_NONCOHERENT
  154. select EARLY_PRINTK
  155. select IRQ_CPU
  156. select SYS_HAS_CPU_R3000
  157. select SYS_HAS_CPU_R4X00
  158. select SYS_SUPPORTS_32BIT_KERNEL
  159. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  160. select SYS_SUPPORTS_LITTLE_ENDIAN
  161. select SYS_SUPPORTS_128HZ
  162. select SYS_SUPPORTS_256HZ
  163. select SYS_SUPPORTS_1024HZ
  164. help
  165. This enables support for DEC's MIPS based workstations. For details
  166. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  167. DECstation porting pages on <http://decstation.unix-ag.org/>.
  168. If you have one of the following DECstation Models you definitely
  169. want to choose R4xx0 for the CPU Type:
  170. DECstation 5000/50
  171. DECstation 5000/150
  172. DECstation 5000/260
  173. DECsystem 5900/260
  174. otherwise choose R3000.
  175. config MIPS_EV64120
  176. bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  177. depends on EXPERIMENTAL
  178. select DMA_NONCOHERENT
  179. select HW_HAS_PCI
  180. select MIPS_GT64120
  181. select SYS_HAS_CPU_R5000
  182. select SYS_SUPPORTS_32BIT_KERNEL
  183. select SYS_SUPPORTS_64BIT_KERNEL
  184. select SYS_SUPPORTS_BIG_ENDIAN
  185. help
  186. This is an evaluation board based on the Galileo GT-64120
  187. single-chip system controller that contains a MIPS R5000 compatible
  188. core running at 75/100MHz. Their website is located at
  189. <http://www.marvell.com/>. Say Y here if you wish to build a
  190. kernel for this platform.
  191. config MACH_JAZZ
  192. bool "Jazz family of machines"
  193. select ARC
  194. select ARC32
  195. select ARCH_MAY_HAVE_PC_FDC
  196. select GENERIC_ISA_DMA
  197. select I8253
  198. select I8259
  199. select ISA
  200. select SYS_HAS_CPU_R4X00
  201. select SYS_SUPPORTS_32BIT_KERNEL
  202. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  203. select SYS_SUPPORTS_100HZ
  204. select GENERIC_HARDIRQS_NO__DO_IRQ
  205. help
  206. This a family of machines based on the MIPS R4030 chipset which was
  207. used by several vendors to build RISC/os and Windows NT workstations.
  208. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  209. Olivetti M700-10 workstations.
  210. config LASAT
  211. bool "LASAT Networks platforms"
  212. select DMA_NONCOHERENT
  213. select HW_HAS_PCI
  214. select MIPS_GT64120
  215. select MIPS_NILE4
  216. select R5000_CPU_SCACHE
  217. select SYS_HAS_CPU_R5000
  218. select SYS_SUPPORTS_32BIT_KERNEL
  219. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  220. select SYS_SUPPORTS_LITTLE_ENDIAN
  221. select GENERIC_HARDIRQS_NO__DO_IRQ
  222. config MIPS_ATLAS
  223. bool "MIPS Atlas board"
  224. select BOOT_ELF32
  225. select DMA_NONCOHERENT
  226. select IRQ_CPU
  227. select HW_HAS_PCI
  228. select MIPS_BOARDS_GEN
  229. select MIPS_BONITO64
  230. select MIPS_GT64120
  231. select MIPS_MSC
  232. select RM7000_CPU_SCACHE
  233. select SWAP_IO_SPACE
  234. select SYS_HAS_CPU_MIPS32_R1
  235. select SYS_HAS_CPU_MIPS32_R2
  236. select SYS_HAS_CPU_MIPS64_R1
  237. select SYS_HAS_CPU_NEVADA
  238. select SYS_HAS_CPU_RM7000
  239. select SYS_SUPPORTS_32BIT_KERNEL
  240. select SYS_SUPPORTS_64BIT_KERNEL
  241. select SYS_SUPPORTS_BIG_ENDIAN
  242. select SYS_SUPPORTS_LITTLE_ENDIAN
  243. select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
  244. select GENERIC_HARDIRQS_NO__DO_IRQ
  245. help
  246. This enables support for the MIPS Technologies Atlas evaluation
  247. board.
  248. config MIPS_MALTA
  249. bool "MIPS Malta board"
  250. select ARCH_MAY_HAVE_PC_FDC
  251. select BOOT_ELF32
  252. select HAVE_STD_PC_SERIAL_PORT
  253. select DMA_NONCOHERENT
  254. select GENERIC_ISA_DMA
  255. select IRQ_CPU
  256. select HW_HAS_PCI
  257. select I8259
  258. select MIPS_BOARDS_GEN
  259. select MIPS_BONITO64
  260. select MIPS_CPU_SCACHE
  261. select MIPS_GT64120
  262. select MIPS_MSC
  263. select SWAP_IO_SPACE
  264. select SYS_HAS_CPU_MIPS32_R1
  265. select SYS_HAS_CPU_MIPS32_R2
  266. select SYS_HAS_CPU_MIPS64_R1
  267. select SYS_HAS_CPU_NEVADA
  268. select SYS_HAS_CPU_RM7000
  269. select SYS_SUPPORTS_32BIT_KERNEL
  270. select SYS_SUPPORTS_64BIT_KERNEL
  271. select SYS_SUPPORTS_BIG_ENDIAN
  272. select SYS_SUPPORTS_LITTLE_ENDIAN
  273. select SYS_SUPPORTS_MULTITHREADING
  274. help
  275. This enables support for the MIPS Technologies Malta evaluation
  276. board.
  277. config MIPS_SEAD
  278. bool "MIPS SEAD board (EXPERIMENTAL)"
  279. depends on EXPERIMENTAL
  280. select IRQ_CPU
  281. select DMA_NONCOHERENT
  282. select MIPS_BOARDS_GEN
  283. select SYS_HAS_CPU_MIPS32_R1
  284. select SYS_HAS_CPU_MIPS32_R2
  285. select SYS_HAS_CPU_MIPS64_R1
  286. select SYS_SUPPORTS_32BIT_KERNEL
  287. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  288. select SYS_SUPPORTS_BIG_ENDIAN
  289. select SYS_SUPPORTS_LITTLE_ENDIAN
  290. help
  291. This enables support for the MIPS Technologies SEAD evaluation
  292. board.
  293. config WR_PPMC
  294. bool "Wind River PPMC board"
  295. select IRQ_CPU
  296. select BOOT_ELF32
  297. select DMA_NONCOHERENT
  298. select HW_HAS_PCI
  299. select MIPS_GT64120
  300. select SWAP_IO_SPACE
  301. select SYS_HAS_CPU_MIPS32_R1
  302. select SYS_HAS_CPU_MIPS32_R2
  303. select SYS_HAS_CPU_MIPS64_R1
  304. select SYS_HAS_CPU_NEVADA
  305. select SYS_HAS_CPU_RM7000
  306. select SYS_SUPPORTS_32BIT_KERNEL
  307. select SYS_SUPPORTS_64BIT_KERNEL
  308. select SYS_SUPPORTS_BIG_ENDIAN
  309. select SYS_SUPPORTS_LITTLE_ENDIAN
  310. help
  311. This enables support for the Wind River MIPS32 4KC PPMC evaluation
  312. board, which is based on GT64120 bridge chip.
  313. config MIPS_SIM
  314. bool 'MIPS simulator (MIPSsim)'
  315. select DMA_NONCOHERENT
  316. select IRQ_CPU
  317. select SYS_HAS_CPU_MIPS32_R1
  318. select SYS_HAS_CPU_MIPS32_R2
  319. select SYS_SUPPORTS_32BIT_KERNEL
  320. select SYS_SUPPORTS_BIG_ENDIAN
  321. select SYS_SUPPORTS_LITTLE_ENDIAN
  322. help
  323. This option enables support for MIPS Technologies MIPSsim software
  324. emulator.
  325. config MOMENCO_JAGUAR_ATX
  326. bool "Momentum Jaguar board"
  327. select BOOT_ELF32
  328. select DMA_NONCOHERENT
  329. select HW_HAS_PCI
  330. select IRQ_CPU
  331. select IRQ_CPU_RM7K
  332. select IRQ_MV64340
  333. select LIMITED_DMA
  334. select PCI_MARVELL
  335. select RM7000_CPU_SCACHE
  336. select SWAP_IO_SPACE
  337. select SYS_HAS_CPU_RM9000
  338. select SYS_SUPPORTS_32BIT_KERNEL
  339. select SYS_SUPPORTS_64BIT_KERNEL
  340. select SYS_SUPPORTS_BIG_ENDIAN
  341. help
  342. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  343. Momentum Computer <http://www.momenco.com/>.
  344. config MOMENCO_OCELOT
  345. bool "Momentum Ocelot board"
  346. select DMA_NONCOHERENT
  347. select HW_HAS_PCI
  348. select IRQ_CPU
  349. select IRQ_CPU_RM7K
  350. select MIPS_GT64120
  351. select RM7000_CPU_SCACHE
  352. select SWAP_IO_SPACE
  353. select SYS_HAS_CPU_RM7000
  354. select SYS_SUPPORTS_32BIT_KERNEL
  355. select SYS_SUPPORTS_64BIT_KERNEL
  356. select SYS_SUPPORTS_BIG_ENDIAN
  357. help
  358. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  359. Momentum Computer <http://www.momenco.com/>.
  360. config MOMENCO_OCELOT_3
  361. bool "Momentum Ocelot-3 board"
  362. select BOOT_ELF32
  363. select DMA_NONCOHERENT
  364. select HW_HAS_PCI
  365. select IRQ_CPU
  366. select IRQ_CPU_RM7K
  367. select IRQ_MV64340
  368. select PCI_MARVELL
  369. select RM7000_CPU_SCACHE
  370. select SWAP_IO_SPACE
  371. select SYS_HAS_CPU_RM9000
  372. select SYS_SUPPORTS_32BIT_KERNEL
  373. select SYS_SUPPORTS_64BIT_KERNEL
  374. select SYS_SUPPORTS_BIG_ENDIAN
  375. help
  376. The Ocelot-3 is based off Discovery III System Controller and
  377. PMC-Sierra Rm79000 core.
  378. config MOMENCO_OCELOT_C
  379. bool "Momentum Ocelot-C board"
  380. select DMA_NONCOHERENT
  381. select HW_HAS_PCI
  382. select IRQ_CPU
  383. select IRQ_MV64340
  384. select PCI_MARVELL
  385. select RM7000_CPU_SCACHE
  386. select SWAP_IO_SPACE
  387. select SYS_HAS_CPU_RM7000
  388. select SYS_SUPPORTS_32BIT_KERNEL
  389. select SYS_SUPPORTS_64BIT_KERNEL
  390. select SYS_SUPPORTS_BIG_ENDIAN
  391. select GENERIC_HARDIRQS_NO__DO_IRQ
  392. help
  393. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  394. Momentum Computer <http://www.momenco.com/>.
  395. config MOMENCO_OCELOT_G
  396. bool "Momentum Ocelot-G board"
  397. select DMA_NONCOHERENT
  398. select HW_HAS_PCI
  399. select IRQ_CPU
  400. select IRQ_CPU_RM7K
  401. select PCI_MARVELL
  402. select RM7000_CPU_SCACHE
  403. select SWAP_IO_SPACE
  404. select SYS_HAS_CPU_RM7000
  405. select SYS_SUPPORTS_32BIT_KERNEL
  406. select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
  407. select SYS_SUPPORTS_BIG_ENDIAN
  408. help
  409. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  410. Momentum Computer <http://www.momenco.com/>.
  411. config MIPS_XXS1500
  412. bool "MyCable XXS1500 board"
  413. select DMA_NONCOHERENT
  414. select SOC_AU1500
  415. select SYS_SUPPORTS_LITTLE_ENDIAN
  416. config PNX8550_V2PCI
  417. bool "Philips PNX8550 based Viper2-PCI board"
  418. select PNX8550
  419. select SYS_SUPPORTS_LITTLE_ENDIAN
  420. config PNX8550_JBS
  421. bool "Philips PNX8550 based JBS board"
  422. select PNX8550
  423. select SYS_SUPPORTS_LITTLE_ENDIAN
  424. config PNX8550_STB810
  425. bool "Support for Philips PNX8550 based STB810 board"
  426. select PNX8550
  427. select SYS_SUPPORTS_LITTLE_ENDIAN
  428. config DDB5477
  429. bool "NEC DDB Vrc-5477"
  430. select DDB5XXX_COMMON
  431. select DMA_NONCOHERENT
  432. select HW_HAS_PCI
  433. select I8259
  434. select IRQ_CPU
  435. select SYS_HAS_CPU_R5432
  436. select SYS_SUPPORTS_32BIT_KERNEL
  437. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  438. select SYS_SUPPORTS_LITTLE_ENDIAN
  439. help
  440. This enables support for the R5432-based NEC DDB Vrc-5477,
  441. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  442. Features : kernel debugging, serial terminal, NFS root fs, on-board
  443. ether port USB, AC97, PCI, etc.
  444. config MACH_VR41XX
  445. bool "NEC VR41XX-based machines"
  446. select SYS_HAS_CPU_VR41XX
  447. select SYS_SUPPORTS_32BIT_KERNEL
  448. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  449. select GENERIC_HARDIRQS_NO__DO_IRQ
  450. config PMC_YOSEMITE
  451. bool "PMC-Sierra Yosemite eval board"
  452. select DMA_COHERENT
  453. select HW_HAS_PCI
  454. select IRQ_CPU
  455. select IRQ_CPU_RM7K
  456. select IRQ_CPU_RM9K
  457. select SWAP_IO_SPACE
  458. select SYS_HAS_CPU_RM9000
  459. select SYS_SUPPORTS_32BIT_KERNEL
  460. select SYS_SUPPORTS_64BIT_KERNEL
  461. select SYS_SUPPORTS_BIG_ENDIAN
  462. select SYS_SUPPORTS_HIGHMEM
  463. select SYS_SUPPORTS_SMP
  464. help
  465. Yosemite is an evaluation board for the RM9000x2 processor
  466. manufactured by PMC-Sierra.
  467. config QEMU
  468. bool "Qemu"
  469. select DMA_COHERENT
  470. select GENERIC_ISA_DMA
  471. select HAVE_STD_PC_SERIAL_PORT
  472. select I8253
  473. select I8259
  474. select ISA
  475. select SWAP_IO_SPACE
  476. select SYS_HAS_CPU_MIPS32_R1
  477. select SYS_SUPPORTS_32BIT_KERNEL
  478. select SYS_SUPPORTS_BIG_ENDIAN
  479. select SYS_SUPPORTS_LITTLE_ENDIAN
  480. select ARCH_SPARSEMEM_ENABLE
  481. select GENERIC_HARDIRQS_NO__DO_IRQ
  482. help
  483. Qemu is a software emulator which among other architectures also
  484. can simulate a MIPS32 4Kc system. This patch adds support for the
  485. system architecture that currently is being simulated by Qemu. It
  486. will eventually be removed again when Qemu has the capability to
  487. simulate actual MIPS hardware platforms. More information on Qemu
  488. can be found at http://www.linux-mips.org/wiki/Qemu.
  489. config MARKEINS
  490. bool "Support for NEC EMMA2RH Mark-eins"
  491. select DMA_NONCOHERENT
  492. select HW_HAS_PCI
  493. select IRQ_CPU
  494. select SWAP_IO_SPACE
  495. select SYS_SUPPORTS_32BIT_KERNEL
  496. select SYS_SUPPORTS_BIG_ENDIAN
  497. select SYS_SUPPORTS_LITTLE_ENDIAN
  498. select SYS_HAS_CPU_R5000
  499. help
  500. This enables support for the R5432-based NEC Mark-eins
  501. boards with R5500 CPU.
  502. config SGI_IP22
  503. bool "SGI IP22 (Indy/Indigo2)"
  504. select ARC
  505. select ARC32
  506. select BOOT_ELF32
  507. select DMA_NONCOHERENT
  508. select HW_HAS_EISA
  509. select IP22_CPU_SCACHE
  510. select IRQ_CPU
  511. select GENERIC_ISA_DMA_SUPPORT_BROKEN
  512. select SWAP_IO_SPACE
  513. select SYS_HAS_CPU_R4X00
  514. select SYS_HAS_CPU_R5000
  515. select SYS_SUPPORTS_32BIT_KERNEL
  516. select SYS_SUPPORTS_64BIT_KERNEL
  517. select SYS_SUPPORTS_BIG_ENDIAN
  518. help
  519. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  520. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  521. that runs on these, say Y here.
  522. config SGI_IP27
  523. bool "SGI IP27 (Origin200/2000)"
  524. select ARC
  525. select ARC64
  526. select BOOT_ELF64
  527. select DMA_IP27
  528. select EARLY_PRINTK
  529. select HW_HAS_PCI
  530. select PCI_DOMAINS
  531. select SYS_HAS_CPU_R10000
  532. select SYS_SUPPORTS_64BIT_KERNEL
  533. select SYS_SUPPORTS_BIG_ENDIAN
  534. select SYS_SUPPORTS_NUMA
  535. select SYS_SUPPORTS_SMP
  536. select GENERIC_HARDIRQS_NO__DO_IRQ
  537. help
  538. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  539. workstations. To compile a Linux kernel that runs on these, say Y
  540. here.
  541. config SGI_IP32
  542. bool "SGI IP32 (O2) (EXPERIMENTAL)"
  543. depends on EXPERIMENTAL
  544. select ARC
  545. select ARC32
  546. select BOOT_ELF32
  547. select OWN_DMA
  548. select DMA_IP32
  549. select DMA_NONCOHERENT
  550. select HW_HAS_PCI
  551. select R5000_CPU_SCACHE
  552. select RM7000_CPU_SCACHE
  553. select SYS_HAS_CPU_R5000
  554. select SYS_HAS_CPU_R10000 if BROKEN
  555. select SYS_HAS_CPU_RM7000
  556. select SYS_HAS_CPU_NEVADA
  557. select SYS_SUPPORTS_64BIT_KERNEL
  558. select SYS_SUPPORTS_BIG_ENDIAN
  559. help
  560. If you want this kernel to run on SGI O2 workstation, say Y here.
  561. config SIBYTE_BIGSUR
  562. bool "Sibyte BCM91480B-BigSur"
  563. select BOOT_ELF32
  564. select DMA_COHERENT
  565. select PCI_DOMAINS
  566. select SIBYTE_BCM1x80
  567. select SWAP_IO_SPACE
  568. select SYS_HAS_CPU_SB1
  569. select SYS_SUPPORTS_BIG_ENDIAN
  570. select SYS_SUPPORTS_LITTLE_ENDIAN
  571. config SIBYTE_SWARM
  572. bool "Sibyte BCM91250A-SWARM"
  573. select BOOT_ELF32
  574. select DMA_COHERENT
  575. select SIBYTE_SB1250
  576. select SWAP_IO_SPACE
  577. select SYS_HAS_CPU_SB1
  578. select SYS_SUPPORTS_BIG_ENDIAN
  579. select SYS_SUPPORTS_HIGHMEM
  580. select SYS_SUPPORTS_LITTLE_ENDIAN
  581. config SIBYTE_SENTOSA
  582. bool "Sibyte BCM91250E-Sentosa"
  583. depends on EXPERIMENTAL
  584. select BOOT_ELF32
  585. select DMA_COHERENT
  586. select SIBYTE_SB1250
  587. select SWAP_IO_SPACE
  588. select SYS_HAS_CPU_SB1
  589. select SYS_SUPPORTS_BIG_ENDIAN
  590. select SYS_SUPPORTS_LITTLE_ENDIAN
  591. config SIBYTE_RHONE
  592. bool "Sibyte BCM91125E-Rhone"
  593. depends on EXPERIMENTAL
  594. select BOOT_ELF32
  595. select DMA_COHERENT
  596. select SIBYTE_BCM1125H
  597. select SWAP_IO_SPACE
  598. select SYS_HAS_CPU_SB1
  599. select SYS_SUPPORTS_BIG_ENDIAN
  600. select SYS_SUPPORTS_LITTLE_ENDIAN
  601. config SIBYTE_CARMEL
  602. bool "Sibyte BCM91120x-Carmel"
  603. depends on EXPERIMENTAL
  604. select BOOT_ELF32
  605. select DMA_COHERENT
  606. select SIBYTE_BCM1120
  607. select SWAP_IO_SPACE
  608. select SYS_HAS_CPU_SB1
  609. select SYS_SUPPORTS_BIG_ENDIAN
  610. select SYS_SUPPORTS_LITTLE_ENDIAN
  611. config SIBYTE_PTSWARM
  612. bool "Sibyte BCM91250PT-PTSWARM"
  613. depends on EXPERIMENTAL
  614. select BOOT_ELF32
  615. select DMA_COHERENT
  616. select SIBYTE_SB1250
  617. select SWAP_IO_SPACE
  618. select SYS_HAS_CPU_SB1
  619. select SYS_SUPPORTS_BIG_ENDIAN
  620. select SYS_SUPPORTS_HIGHMEM
  621. select SYS_SUPPORTS_LITTLE_ENDIAN
  622. config SIBYTE_LITTLESUR
  623. bool "Sibyte BCM91250C2-LittleSur"
  624. depends on EXPERIMENTAL
  625. select BOOT_ELF32
  626. select DMA_COHERENT
  627. select SIBYTE_SB1250
  628. select SWAP_IO_SPACE
  629. select SYS_HAS_CPU_SB1
  630. select SYS_SUPPORTS_BIG_ENDIAN
  631. select SYS_SUPPORTS_HIGHMEM
  632. select SYS_SUPPORTS_LITTLE_ENDIAN
  633. config SIBYTE_CRHINE
  634. bool "Sibyte BCM91120C-CRhine"
  635. depends on EXPERIMENTAL
  636. select BOOT_ELF32
  637. select DMA_COHERENT
  638. select SIBYTE_BCM1120
  639. select SWAP_IO_SPACE
  640. select SYS_HAS_CPU_SB1
  641. select SYS_SUPPORTS_BIG_ENDIAN
  642. select SYS_SUPPORTS_LITTLE_ENDIAN
  643. config SIBYTE_CRHONE
  644. bool "Sibyte BCM91125C-CRhone"
  645. depends on EXPERIMENTAL
  646. select BOOT_ELF32
  647. select DMA_COHERENT
  648. select SIBYTE_BCM1125
  649. select SWAP_IO_SPACE
  650. select SYS_HAS_CPU_SB1
  651. select SYS_SUPPORTS_BIG_ENDIAN
  652. select SYS_SUPPORTS_HIGHMEM
  653. select SYS_SUPPORTS_LITTLE_ENDIAN
  654. config SNI_RM
  655. bool "SNI RM200/300/400"
  656. select ARC if CPU_LITTLE_ENDIAN
  657. select ARC32 if CPU_LITTLE_ENDIAN
  658. select ARCH_MAY_HAVE_PC_FDC
  659. select BOOT_ELF32
  660. select DMA_NONCOHERENT
  661. select GENERIC_ISA_DMA
  662. select HAVE_STD_PC_SERIAL_PORT
  663. select HW_HAS_EISA
  664. select HW_HAS_PCI
  665. select I8253
  666. select I8259
  667. select ISA
  668. select SWAP_IO_SPACE if CPU_BIG_ENDIAN
  669. select SYS_HAS_CPU_R4X00
  670. select SYS_HAS_CPU_R5000
  671. select R5000_CPU_SCACHE
  672. select SYS_SUPPORTS_32BIT_KERNEL
  673. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  674. select SYS_SUPPORTS_BIG_ENDIAN
  675. select SYS_SUPPORTS_HIGHMEM
  676. select SYS_SUPPORTS_LITTLE_ENDIAN
  677. help
  678. The SNI RM200/300/400 are MIPS-based machines manufactured by
  679. Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
  680. Technology and now in turn merged with Fujitsu. Say Y here to
  681. support this machine type.
  682. config TOSHIBA_JMR3927
  683. bool "Toshiba JMR-TX3927 board"
  684. select DMA_NONCOHERENT
  685. select HW_HAS_PCI
  686. select MIPS_TX3927
  687. select SWAP_IO_SPACE
  688. select SYS_HAS_CPU_TX39XX
  689. select SYS_SUPPORTS_32BIT_KERNEL
  690. select SYS_SUPPORTS_BIG_ENDIAN
  691. select TOSHIBA_BOARDS
  692. config TOSHIBA_RBTX4927
  693. bool "Toshiba TBTX49[23]7 board"
  694. select DMA_NONCOHERENT
  695. select HAS_TXX9_SERIAL
  696. select HW_HAS_PCI
  697. select I8259
  698. select ISA
  699. select SWAP_IO_SPACE
  700. select SYS_HAS_CPU_TX49XX
  701. select SYS_SUPPORTS_32BIT_KERNEL
  702. select SYS_SUPPORTS_64BIT_KERNEL
  703. select SYS_SUPPORTS_BIG_ENDIAN
  704. select TOSHIBA_BOARDS
  705. select GENERIC_HARDIRQS_NO__DO_IRQ
  706. help
  707. This Toshiba board is based on the TX4927 processor. Say Y here to
  708. support this machine type
  709. config TOSHIBA_RBTX4938
  710. bool "Toshiba RBTX4938 board"
  711. select HAVE_STD_PC_SERIAL_PORT
  712. select DMA_NONCOHERENT
  713. select GENERIC_ISA_DMA
  714. select HAS_TXX9_SERIAL
  715. select HW_HAS_PCI
  716. select I8259
  717. select ISA
  718. select SWAP_IO_SPACE
  719. select SYS_HAS_CPU_TX49XX
  720. select SYS_SUPPORTS_32BIT_KERNEL
  721. select SYS_SUPPORTS_LITTLE_ENDIAN
  722. select SYS_SUPPORTS_BIG_ENDIAN
  723. select TOSHIBA_BOARDS
  724. select GENERIC_HARDIRQS_NO__DO_IRQ
  725. help
  726. This Toshiba board is based on the TX4938 processor. Say Y here to
  727. support this machine type
  728. endchoice
  729. config KEXEC
  730. bool "Kexec system call (EXPERIMENTAL)"
  731. depends on EXPERIMENTAL
  732. help
  733. kexec is a system call that implements the ability to shutdown your
  734. current kernel, and to start another kernel. It is like a reboot
  735. but it is indepedent of the system firmware. And like a reboot
  736. you can start any kernel with it, not just Linux.
  737. The name comes from the similiarity to the exec system call.
  738. It is an ongoing process to be certain the hardware in a machine
  739. is properly shutdown, so do not be surprised if this code does not
  740. initially work for you. It may help to enable device hotplugging
  741. support. As of this writing the exact hardware interface is
  742. strongly in flux, so no good recommendation can be made.
  743. source "arch/mips/ddb5xxx/Kconfig"
  744. source "arch/mips/gt64120/ev64120/Kconfig"
  745. source "arch/mips/jazz/Kconfig"
  746. source "arch/mips/lasat/Kconfig"
  747. source "arch/mips/momentum/Kconfig"
  748. source "arch/mips/pmc-sierra/Kconfig"
  749. source "arch/mips/sgi-ip27/Kconfig"
  750. source "arch/mips/sibyte/Kconfig"
  751. source "arch/mips/tx4927/Kconfig"
  752. source "arch/mips/tx4938/Kconfig"
  753. source "arch/mips/vr41xx/Kconfig"
  754. source "arch/mips/philips/pnx8550/common/Kconfig"
  755. source "arch/mips/cobalt/Kconfig"
  756. endmenu
  757. config RWSEM_GENERIC_SPINLOCK
  758. bool
  759. default y
  760. config RWSEM_XCHGADD_ALGORITHM
  761. bool
  762. config ARCH_HAS_ILOG2_U32
  763. bool
  764. default n
  765. config ARCH_HAS_ILOG2_U64
  766. bool
  767. default n
  768. config GENERIC_FIND_NEXT_BIT
  769. bool
  770. default y
  771. config GENERIC_HWEIGHT
  772. bool
  773. default y
  774. config GENERIC_CALIBRATE_DELAY
  775. bool
  776. default y
  777. config GENERIC_TIME
  778. bool
  779. default y
  780. config SCHED_NO_NO_OMIT_FRAME_POINTER
  781. bool
  782. default y
  783. config GENERIC_HARDIRQS_NO__DO_IRQ
  784. bool
  785. default n
  786. #
  787. # Select some configuration options automatically based on user selections.
  788. #
  789. config ARC
  790. bool
  791. config ARCH_MAY_HAVE_PC_FDC
  792. bool
  793. config DMA_COHERENT
  794. bool
  795. config DMA_IP27
  796. bool
  797. config DMA_IP32
  798. bool
  799. select DMA_NEED_PCI_MAP_STATE
  800. config DMA_NONCOHERENT
  801. bool
  802. select DMA_NEED_PCI_MAP_STATE
  803. config DMA_NEED_PCI_MAP_STATE
  804. bool
  805. config OWN_DMA
  806. bool
  807. config EARLY_PRINTK
  808. bool
  809. config GENERIC_ISA_DMA
  810. bool
  811. config I8259
  812. bool
  813. config LIMITED_DMA
  814. bool
  815. select HIGHMEM
  816. select SYS_SUPPORTS_HIGHMEM
  817. config MIPS_BONITO64
  818. bool
  819. config MIPS_MSC
  820. bool
  821. config MIPS_NILE4
  822. bool
  823. config MIPS_DISABLE_OBSOLETE_IDE
  824. bool
  825. config GENERIC_ISA_DMA_SUPPORT_BROKEN
  826. bool
  827. #
  828. # Endianess selection. Sufficiently obscure so many users don't know what to
  829. # answer,so we try hard to limit the available choices. Also the use of a
  830. # choice statement should be more obvious to the user.
  831. #
  832. choice
  833. prompt "Endianess selection"
  834. help
  835. Some MIPS machines can be configured for either little or big endian
  836. byte order. These modes require different kernels and a different
  837. Linux distribution. In general there is one preferred byteorder for a
  838. particular system but some systems are just as commonly used in the
  839. one or the other endianess.
  840. config CPU_BIG_ENDIAN
  841. bool "Big endian"
  842. depends on SYS_SUPPORTS_BIG_ENDIAN
  843. config CPU_LITTLE_ENDIAN
  844. bool "Little endian"
  845. depends on SYS_SUPPORTS_LITTLE_ENDIAN
  846. help
  847. endchoice
  848. config SYS_SUPPORTS_BIG_ENDIAN
  849. bool
  850. config SYS_SUPPORTS_LITTLE_ENDIAN
  851. bool
  852. config IRQ_CPU
  853. bool
  854. config IRQ_CPU_RM7K
  855. bool
  856. config IRQ_CPU_RM9K
  857. bool
  858. config IRQ_MV64340
  859. bool
  860. config DDB5XXX_COMMON
  861. bool
  862. config MIPS_BOARDS_GEN
  863. bool
  864. config MIPS_GT64111
  865. bool
  866. config MIPS_GT64120
  867. bool
  868. config MIPS_TX3927
  869. bool
  870. select HAS_TXX9_SERIAL
  871. config MIPS_RM9122
  872. bool
  873. select SERIAL_RM9000
  874. select GPI_RM9000
  875. select WDT_RM9000
  876. config PCI_MARVELL
  877. bool
  878. config SOC_AU1000
  879. bool
  880. select SOC_AU1X00
  881. config SOC_AU1100
  882. bool
  883. select SOC_AU1X00
  884. config SOC_AU1500
  885. bool
  886. select SOC_AU1X00
  887. config SOC_AU1550
  888. bool
  889. select SOC_AU1X00
  890. config SOC_AU1200
  891. bool
  892. select SOC_AU1X00
  893. config SOC_AU1X00
  894. bool
  895. select SYS_HAS_CPU_MIPS32_R1
  896. select SYS_SUPPORTS_32BIT_KERNEL
  897. config PNX8550
  898. bool
  899. select SOC_PNX8550
  900. config SOC_PNX8550
  901. bool
  902. select DMA_NONCOHERENT
  903. select HW_HAS_PCI
  904. select SYS_HAS_CPU_MIPS32_R1
  905. select SYS_SUPPORTS_32BIT_KERNEL
  906. select GENERIC_HARDIRQS_NO__DO_IRQ
  907. config SWAP_IO_SPACE
  908. bool
  909. config EMMA2RH
  910. bool
  911. depends on MARKEINS
  912. default y
  913. config SERIAL_RM9000
  914. bool
  915. config GPI_RM9000
  916. bool
  917. config WDT_RM9000
  918. bool
  919. #
  920. # Unfortunately not all GT64120 systems run the chip at the same clock.
  921. # As the user for the clock rate and try to minimize the available options.
  922. #
  923. choice
  924. prompt "Galileo Chip Clock"
  925. #default SYSCLK_83 if MIPS_EV64120
  926. depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  927. default SYSCLK_83 if MIPS_EV64120
  928. default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
  929. config SYSCLK_75
  930. bool "75" if MIPS_EV64120
  931. config SYSCLK_83
  932. bool "83.3" if MIPS_EV64120
  933. config SYSCLK_100
  934. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  935. endchoice
  936. config ARC32
  937. bool
  938. config BOOT_ELF32
  939. bool
  940. config MIPS_L1_CACHE_SHIFT
  941. int
  942. default "4" if MACH_DECSTATION
  943. default "7" if SGI_IP27
  944. default "5"
  945. config HAVE_STD_PC_SERIAL_PORT
  946. bool
  947. config ARC_CONSOLE
  948. bool "ARC console support"
  949. depends on SGI_IP22 || SNI_RM
  950. config ARC_MEMORY
  951. bool
  952. depends on MACH_JAZZ || SNI_RM || SGI_IP32
  953. default y
  954. config ARC_PROMLIB
  955. bool
  956. depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
  957. default y
  958. config ARC64
  959. bool
  960. config BOOT_ELF64
  961. bool
  962. config TOSHIBA_BOARDS
  963. bool
  964. menu "CPU selection"
  965. choice
  966. prompt "CPU type"
  967. default CPU_R4X00
  968. config CPU_MIPS32_R1
  969. bool "MIPS32 Release 1"
  970. depends on SYS_HAS_CPU_MIPS32_R1
  971. select CPU_HAS_LLSC
  972. select CPU_HAS_PREFETCH
  973. select CPU_SUPPORTS_32BIT_KERNEL
  974. select CPU_SUPPORTS_HIGHMEM
  975. help
  976. Choose this option to build a kernel for release 1 or later of the
  977. MIPS32 architecture. Most modern embedded systems with a 32-bit
  978. MIPS processor are based on a MIPS32 processor. If you know the
  979. specific type of processor in your system, choose those that one
  980. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  981. Release 2 of the MIPS32 architecture is available since several
  982. years so chances are you even have a MIPS32 Release 2 processor
  983. in which case you should choose CPU_MIPS32_R2 instead for better
  984. performance.
  985. config CPU_MIPS32_R2
  986. bool "MIPS32 Release 2"
  987. depends on SYS_HAS_CPU_MIPS32_R2
  988. select CPU_HAS_LLSC
  989. select CPU_HAS_PREFETCH
  990. select CPU_SUPPORTS_32BIT_KERNEL
  991. select CPU_SUPPORTS_HIGHMEM
  992. help
  993. Choose this option to build a kernel for release 2 or later of the
  994. MIPS32 architecture. Most modern embedded systems with a 32-bit
  995. MIPS processor are based on a MIPS32 processor. If you know the
  996. specific type of processor in your system, choose those that one
  997. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  998. config CPU_MIPS64_R1
  999. bool "MIPS64 Release 1"
  1000. depends on SYS_HAS_CPU_MIPS64_R1
  1001. select CPU_HAS_LLSC
  1002. select CPU_HAS_PREFETCH
  1003. select CPU_SUPPORTS_32BIT_KERNEL
  1004. select CPU_SUPPORTS_64BIT_KERNEL
  1005. select CPU_SUPPORTS_HIGHMEM
  1006. help
  1007. Choose this option to build a kernel for release 1 or later of the
  1008. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1009. MIPS processor are based on a MIPS64 processor. If you know the
  1010. specific type of processor in your system, choose those that one
  1011. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1012. Release 2 of the MIPS64 architecture is available since several
  1013. years so chances are you even have a MIPS64 Release 2 processor
  1014. in which case you should choose CPU_MIPS64_R2 instead for better
  1015. performance.
  1016. config CPU_MIPS64_R2
  1017. bool "MIPS64 Release 2"
  1018. depends on SYS_HAS_CPU_MIPS64_R2
  1019. select CPU_HAS_LLSC
  1020. select CPU_HAS_PREFETCH
  1021. select CPU_SUPPORTS_32BIT_KERNEL
  1022. select CPU_SUPPORTS_64BIT_KERNEL
  1023. select CPU_SUPPORTS_HIGHMEM
  1024. help
  1025. Choose this option to build a kernel for release 2 or later of the
  1026. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1027. MIPS processor are based on a MIPS64 processor. If you know the
  1028. specific type of processor in your system, choose those that one
  1029. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1030. config CPU_R3000
  1031. bool "R3000"
  1032. depends on SYS_HAS_CPU_R3000
  1033. select CPU_HAS_WB
  1034. select CPU_SUPPORTS_32BIT_KERNEL
  1035. select CPU_SUPPORTS_HIGHMEM
  1036. help
  1037. Please make sure to pick the right CPU type. Linux/MIPS is not
  1038. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  1039. *not* work on R4000 machines and vice versa. However, since most
  1040. of the supported machines have an R4000 (or similar) CPU, R4x00
  1041. might be a safe bet. If the resulting kernel does not work,
  1042. try to recompile with R3000.
  1043. config CPU_TX39XX
  1044. bool "R39XX"
  1045. depends on SYS_HAS_CPU_TX39XX
  1046. select CPU_SUPPORTS_32BIT_KERNEL
  1047. config CPU_VR41XX
  1048. bool "R41xx"
  1049. depends on SYS_HAS_CPU_VR41XX
  1050. select CPU_SUPPORTS_32BIT_KERNEL
  1051. select CPU_SUPPORTS_64BIT_KERNEL
  1052. help
  1053. The options selects support for the NEC VR4100 series of processors.
  1054. Only choose this option if you have one of these processors as a
  1055. kernel built with this option will not run on any other type of
  1056. processor or vice versa.
  1057. config CPU_R4300
  1058. bool "R4300"
  1059. depends on SYS_HAS_CPU_R4300
  1060. select CPU_HAS_LLSC
  1061. select CPU_SUPPORTS_32BIT_KERNEL
  1062. select CPU_SUPPORTS_64BIT_KERNEL
  1063. help
  1064. MIPS Technologies R4300-series processors.
  1065. config CPU_R4X00
  1066. bool "R4x00"
  1067. depends on SYS_HAS_CPU_R4X00
  1068. select CPU_HAS_LLSC
  1069. select CPU_SUPPORTS_32BIT_KERNEL
  1070. select CPU_SUPPORTS_64BIT_KERNEL
  1071. help
  1072. MIPS Technologies R4000-series processors other than 4300, including
  1073. the R4000, R4400, R4600, and 4700.
  1074. config CPU_TX49XX
  1075. bool "R49XX"
  1076. depends on SYS_HAS_CPU_TX49XX
  1077. select CPU_HAS_LLSC
  1078. select CPU_HAS_PREFETCH
  1079. select CPU_SUPPORTS_32BIT_KERNEL
  1080. select CPU_SUPPORTS_64BIT_KERNEL
  1081. config CPU_R5000
  1082. bool "R5000"
  1083. depends on SYS_HAS_CPU_R5000
  1084. select CPU_HAS_LLSC
  1085. select CPU_SUPPORTS_32BIT_KERNEL
  1086. select CPU_SUPPORTS_64BIT_KERNEL
  1087. help
  1088. MIPS Technologies R5000-series processors other than the Nevada.
  1089. config CPU_R5432
  1090. bool "R5432"
  1091. depends on SYS_HAS_CPU_R5432
  1092. select CPU_HAS_LLSC
  1093. select CPU_SUPPORTS_32BIT_KERNEL
  1094. select CPU_SUPPORTS_64BIT_KERNEL
  1095. config CPU_R6000
  1096. bool "R6000"
  1097. depends on EXPERIMENTAL
  1098. select CPU_HAS_LLSC
  1099. depends on SYS_HAS_CPU_R6000
  1100. select CPU_SUPPORTS_32BIT_KERNEL
  1101. help
  1102. MIPS Technologies R6000 and R6000A series processors. Note these
  1103. processors are extremely rare and the support for them is incomplete.
  1104. config CPU_NEVADA
  1105. bool "RM52xx"
  1106. depends on SYS_HAS_CPU_NEVADA
  1107. select CPU_HAS_LLSC
  1108. select CPU_SUPPORTS_32BIT_KERNEL
  1109. select CPU_SUPPORTS_64BIT_KERNEL
  1110. help
  1111. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1112. config CPU_R8000
  1113. bool "R8000"
  1114. depends on EXPERIMENTAL
  1115. depends on SYS_HAS_CPU_R8000
  1116. select CPU_HAS_LLSC
  1117. select CPU_HAS_PREFETCH
  1118. select CPU_SUPPORTS_64BIT_KERNEL
  1119. help
  1120. MIPS Technologies R8000 processors. Note these processors are
  1121. uncommon and the support for them is incomplete.
  1122. config CPU_R10000
  1123. bool "R10000"
  1124. depends on SYS_HAS_CPU_R10000
  1125. select CPU_HAS_LLSC
  1126. select CPU_HAS_PREFETCH
  1127. select CPU_SUPPORTS_32BIT_KERNEL
  1128. select CPU_SUPPORTS_64BIT_KERNEL
  1129. select CPU_SUPPORTS_HIGHMEM
  1130. help
  1131. MIPS Technologies R10000-series processors.
  1132. config CPU_RM7000
  1133. bool "RM7000"
  1134. depends on SYS_HAS_CPU_RM7000
  1135. select CPU_HAS_LLSC
  1136. select CPU_HAS_PREFETCH
  1137. select CPU_SUPPORTS_32BIT_KERNEL
  1138. select CPU_SUPPORTS_64BIT_KERNEL
  1139. select CPU_SUPPORTS_HIGHMEM
  1140. config CPU_RM9000
  1141. bool "RM9000"
  1142. depends on SYS_HAS_CPU_RM9000
  1143. select CPU_HAS_LLSC
  1144. select CPU_HAS_PREFETCH
  1145. select CPU_SUPPORTS_32BIT_KERNEL
  1146. select CPU_SUPPORTS_64BIT_KERNEL
  1147. select CPU_SUPPORTS_HIGHMEM
  1148. select WEAK_ORDERING
  1149. config CPU_SB1
  1150. bool "SB1"
  1151. depends on SYS_HAS_CPU_SB1
  1152. select CPU_HAS_LLSC
  1153. select CPU_SUPPORTS_32BIT_KERNEL
  1154. select CPU_SUPPORTS_64BIT_KERNEL
  1155. select CPU_SUPPORTS_HIGHMEM
  1156. select WEAK_ORDERING
  1157. endchoice
  1158. config SYS_HAS_CPU_MIPS32_R1
  1159. bool
  1160. config SYS_HAS_CPU_MIPS32_R2
  1161. bool
  1162. config SYS_HAS_CPU_MIPS64_R1
  1163. bool
  1164. config SYS_HAS_CPU_MIPS64_R2
  1165. bool
  1166. config SYS_HAS_CPU_R3000
  1167. bool
  1168. config SYS_HAS_CPU_TX39XX
  1169. bool
  1170. config SYS_HAS_CPU_VR41XX
  1171. bool
  1172. config SYS_HAS_CPU_R4300
  1173. bool
  1174. config SYS_HAS_CPU_R4X00
  1175. bool
  1176. config SYS_HAS_CPU_TX49XX
  1177. bool
  1178. config SYS_HAS_CPU_R5000
  1179. bool
  1180. config SYS_HAS_CPU_R5432
  1181. bool
  1182. config SYS_HAS_CPU_R6000
  1183. bool
  1184. config SYS_HAS_CPU_NEVADA
  1185. bool
  1186. config SYS_HAS_CPU_R8000
  1187. bool
  1188. config SYS_HAS_CPU_R10000
  1189. bool
  1190. config SYS_HAS_CPU_RM7000
  1191. bool
  1192. config SYS_HAS_CPU_RM9000
  1193. bool
  1194. config SYS_HAS_CPU_SB1
  1195. bool
  1196. config WEAK_ORDERING
  1197. bool
  1198. endmenu
  1199. #
  1200. # These two indicate any level of the MIPS32 and MIPS64 architecture
  1201. #
  1202. config CPU_MIPS32
  1203. bool
  1204. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  1205. config CPU_MIPS64
  1206. bool
  1207. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  1208. #
  1209. # These two indicate the revision of the architecture, either Release 1 or Release 2
  1210. #
  1211. config CPU_MIPSR1
  1212. bool
  1213. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  1214. config CPU_MIPSR2
  1215. bool
  1216. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  1217. config SYS_SUPPORTS_32BIT_KERNEL
  1218. bool
  1219. config SYS_SUPPORTS_64BIT_KERNEL
  1220. bool
  1221. config CPU_SUPPORTS_32BIT_KERNEL
  1222. bool
  1223. config CPU_SUPPORTS_64BIT_KERNEL
  1224. bool
  1225. menu "Kernel type"
  1226. choice
  1227. prompt "Kernel code model"
  1228. help
  1229. You should only select this option if you have a workload that
  1230. actually benefits from 64-bit processing or if your machine has
  1231. large memory. You will only be presented a single option in this
  1232. menu if your system does not support both 32-bit and 64-bit kernels.
  1233. config 32BIT
  1234. bool "32-bit kernel"
  1235. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  1236. select TRAD_SIGNALS
  1237. help
  1238. Select this option if you want to build a 32-bit kernel.
  1239. config 64BIT
  1240. bool "64-bit kernel"
  1241. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  1242. help
  1243. Select this option if you want to build a 64-bit kernel.
  1244. endchoice
  1245. choice
  1246. prompt "Kernel page size"
  1247. default PAGE_SIZE_4KB
  1248. config PAGE_SIZE_4KB
  1249. bool "4kB"
  1250. help
  1251. This option select the standard 4kB Linux page size. On some
  1252. R3000-family processors this is the only available page size. Using
  1253. 4kB page size will minimize memory consumption and is therefore
  1254. recommended for low memory systems.
  1255. config PAGE_SIZE_8KB
  1256. bool "8kB"
  1257. depends on EXPERIMENTAL && CPU_R8000
  1258. help
  1259. Using 8kB page size will result in higher performance kernel at
  1260. the price of higher memory consumption. This option is available
  1261. only on the R8000 processor. Not that at the time of this writing
  1262. this option is still high experimental; there are also issues with
  1263. compatibility of user applications.
  1264. config PAGE_SIZE_16KB
  1265. bool "16kB"
  1266. depends on !CPU_R3000 && !CPU_TX39XX
  1267. help
  1268. Using 16kB page size will result in higher performance kernel at
  1269. the price of higher memory consumption. This option is available on
  1270. all non-R3000 family processors. Note that you will need a suitable
  1271. Linux distribution to support this.
  1272. config PAGE_SIZE_64KB
  1273. bool "64kB"
  1274. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1275. help
  1276. Using 64kB page size will result in higher performance kernel at
  1277. the price of higher memory consumption. This option is available on
  1278. all non-R3000 family processor. Not that at the time of this
  1279. writing this option is still high experimental.
  1280. endchoice
  1281. config BOARD_SCACHE
  1282. bool
  1283. config IP22_CPU_SCACHE
  1284. bool
  1285. select BOARD_SCACHE
  1286. #
  1287. # Support for a MIPS32 / MIPS64 style S-caches
  1288. #
  1289. config MIPS_CPU_SCACHE
  1290. bool
  1291. select BOARD_SCACHE
  1292. config R5000_CPU_SCACHE
  1293. bool
  1294. select BOARD_SCACHE
  1295. config RM7000_CPU_SCACHE
  1296. bool
  1297. select BOARD_SCACHE
  1298. config SIBYTE_DMA_PAGEOPS
  1299. bool "Use DMA to clear/copy pages"
  1300. depends on CPU_SB1
  1301. help
  1302. Instead of using the CPU to zero and copy pages, use a Data Mover
  1303. channel. These DMA channels are otherwise unused by the standard
  1304. SiByte Linux port. Seems to give a small performance benefit.
  1305. config CPU_HAS_PREFETCH
  1306. bool
  1307. choice
  1308. prompt "MIPS MT options"
  1309. config MIPS_MT_DISABLED
  1310. bool "Disable multithreading support."
  1311. help
  1312. Use this option if your workload can't take advantage of
  1313. MIPS hardware multithreading support. On systems that don't have
  1314. the option of an MT-enabled processor this option will be the only
  1315. option in this menu.
  1316. config MIPS_MT_SMP
  1317. bool "Use 1 TC on each available VPE for SMP"
  1318. depends on SYS_SUPPORTS_MULTITHREADING
  1319. select CPU_MIPSR2_IRQ_VI
  1320. select CPU_MIPSR2_SRS
  1321. select MIPS_MT
  1322. select SMP
  1323. select SYS_SUPPORTS_SMP
  1324. help
  1325. This is a kernel model which is also known a VSMP or lately
  1326. has been marketesed into SMVP.
  1327. config MIPS_MT_SMTC
  1328. bool "SMTC: Use all TCs on all VPEs for SMP"
  1329. depends on CPU_MIPS32_R2
  1330. #depends on CPU_MIPS64_R2 # once there is hardware ...
  1331. depends on SYS_SUPPORTS_MULTITHREADING
  1332. select CPU_MIPSR2_IRQ_VI
  1333. select CPU_MIPSR2_SRS
  1334. select MIPS_MT
  1335. select SMP
  1336. select SYS_SUPPORTS_SMP
  1337. help
  1338. This is a kernel model which is known a SMTC or lately has been
  1339. marketesed into SMVP.
  1340. config MIPS_VPE_LOADER
  1341. bool "VPE loader support."
  1342. depends on SYS_SUPPORTS_MULTITHREADING
  1343. select MIPS_MT
  1344. help
  1345. Includes a loader for loading an elf relocatable object
  1346. onto another VPE and running it.
  1347. endchoice
  1348. config MIPS_MT
  1349. bool
  1350. config SYS_SUPPORTS_MULTITHREADING
  1351. bool
  1352. config MIPS_MT_FPAFF
  1353. bool "Dynamic FPU affinity for FP-intensive threads"
  1354. depends on MIPS_MT
  1355. default y
  1356. config MIPS_VPE_LOADER_TOM
  1357. bool "Load VPE program into memory hidden from linux"
  1358. depends on MIPS_VPE_LOADER
  1359. default y
  1360. help
  1361. The loader can use memory that is present but has been hidden from
  1362. Linux using the kernel command line option "mem=xxMB". It's up to
  1363. you to ensure the amount you put in the option and the space your
  1364. program requires is less or equal to the amount physically present.
  1365. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1366. config MIPS_VPE_APSP_API
  1367. bool "Enable support for AP/SP API (RTLX)"
  1368. depends on MIPS_VPE_LOADER
  1369. help
  1370. config MIPS_APSP_KSPD
  1371. bool "Enable KSPD"
  1372. depends on MIPS_VPE_APSP_API
  1373. default y
  1374. help
  1375. KSPD is a kernel daemon that accepts syscall requests from the SP
  1376. side, actions them and returns the results. It also handles the
  1377. "exit" syscall notifying other kernel modules the SP program is
  1378. exiting. You probably want to say yes here.
  1379. config SB1_PASS_1_WORKAROUNDS
  1380. bool
  1381. depends on CPU_SB1_PASS_1
  1382. default y
  1383. config SB1_PASS_2_WORKAROUNDS
  1384. bool
  1385. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1386. default y
  1387. config SB1_PASS_2_1_WORKAROUNDS
  1388. bool
  1389. depends on CPU_SB1 && CPU_SB1_PASS_2
  1390. default y
  1391. config 64BIT_PHYS_ADDR
  1392. bool "Support for 64-bit physical address space"
  1393. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
  1394. config CPU_HAS_LLSC
  1395. bool
  1396. config CPU_HAS_WB
  1397. bool
  1398. #
  1399. # Vectored interrupt mode is an R2 feature
  1400. #
  1401. config CPU_MIPSR2_IRQ_VI
  1402. bool
  1403. #
  1404. # Extended interrupt mode is an R2 feature
  1405. #
  1406. config CPU_MIPSR2_IRQ_EI
  1407. bool
  1408. #
  1409. # Shadow registers are an R2 feature
  1410. #
  1411. config CPU_MIPSR2_SRS
  1412. bool
  1413. config CPU_HAS_SYNC
  1414. bool
  1415. depends on !CPU_R3000
  1416. default y
  1417. #
  1418. # Use the generic interrupt handling code in kernel/irq/:
  1419. #
  1420. config GENERIC_HARDIRQS
  1421. bool
  1422. default y
  1423. config GENERIC_IRQ_PROBE
  1424. bool
  1425. default y
  1426. config IRQ_PER_CPU
  1427. bool
  1428. #
  1429. # - Highmem only makes sense for the 32-bit kernel.
  1430. # - The current highmem code will only work properly on physically indexed
  1431. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1432. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1433. # moment we protect the user and offer the highmem option only on machines
  1434. # where it's known to be safe. This will not offer highmem on a few systems
  1435. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1436. # indexed CPUs but we're playing safe.
  1437. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1438. # know they might have memory configurations that could make use of highmem
  1439. # support.
  1440. #
  1441. config HIGHMEM
  1442. bool "High Memory Support"
  1443. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1444. config CPU_SUPPORTS_HIGHMEM
  1445. bool
  1446. config SYS_SUPPORTS_HIGHMEM
  1447. bool
  1448. config ARCH_FLATMEM_ENABLE
  1449. def_bool y
  1450. depends on !NUMA
  1451. config ARCH_DISCONTIGMEM_ENABLE
  1452. bool
  1453. default y if SGI_IP27
  1454. help
  1455. Say Y to upport efficient handling of discontiguous physical memory,
  1456. for architectures which are either NUMA (Non-Uniform Memory Access)
  1457. or have huge holes in the physical address space for other reasons.
  1458. See <file:Documentation/vm/numa> for more.
  1459. config ARCH_SPARSEMEM_ENABLE
  1460. bool
  1461. select SPARSEMEM_STATIC
  1462. config NUMA
  1463. bool "NUMA Support"
  1464. depends on SYS_SUPPORTS_NUMA
  1465. help
  1466. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  1467. Access). This option improves performance on systems with more
  1468. than two nodes; on two node systems it is generally better to
  1469. leave it disabled; on single node systems disable this option
  1470. disabled.
  1471. config SYS_SUPPORTS_NUMA
  1472. bool
  1473. config NODES_SHIFT
  1474. int
  1475. default "6"
  1476. depends on NEED_MULTIPLE_NODES
  1477. source "mm/Kconfig"
  1478. config SMP
  1479. bool "Multi-Processing support"
  1480. depends on SYS_SUPPORTS_SMP
  1481. select IRQ_PER_CPU
  1482. help
  1483. This enables support for systems with more than one CPU. If you have
  1484. a system with only one CPU, like most personal computers, say N. If
  1485. you have a system with more than one CPU, say Y.
  1486. If you say N here, the kernel will run on single and multiprocessor
  1487. machines, but will use only one CPU of a multiprocessor machine. If
  1488. you say Y here, the kernel will run on many, but not all,
  1489. singleprocessor machines. On a singleprocessor machine, the kernel
  1490. will run faster if you say N here.
  1491. People using multiprocessor machines who say Y here should also say
  1492. Y to "Enhanced Real Time Clock Support", below.
  1493. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1494. available at <http://www.tldp.org/docs.html#howto>.
  1495. If you don't know what to do here, say N.
  1496. config SYS_SUPPORTS_SMP
  1497. bool
  1498. config NR_CPUS
  1499. int "Maximum number of CPUs (2-64)"
  1500. range 2 64
  1501. depends on SMP
  1502. default "64" if SGI_IP27
  1503. default "2"
  1504. default "8" if MIPS_MT_SMTC
  1505. help
  1506. This allows you to specify the maximum number of CPUs which this
  1507. kernel will support. The maximum supported value is 32 for 32-bit
  1508. kernel and 64 for 64-bit kernels; the minimum value which makes
  1509. sense is 2.
  1510. This is purely to save memory - each supported CPU adds
  1511. approximately eight kilobytes to the kernel image.
  1512. #
  1513. # Timer Interrupt Frequency Configuration
  1514. #
  1515. choice
  1516. prompt "Timer frequency"
  1517. default HZ_250
  1518. help
  1519. Allows the configuration of the timer frequency.
  1520. config HZ_48
  1521. bool "48 HZ" if SYS_SUPPORTS_48HZ
  1522. config HZ_100
  1523. bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
  1524. config HZ_128
  1525. bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
  1526. config HZ_250
  1527. bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
  1528. config HZ_256
  1529. bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
  1530. config HZ_1000
  1531. bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
  1532. config HZ_1024
  1533. bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
  1534. endchoice
  1535. config SYS_SUPPORTS_48HZ
  1536. bool
  1537. config SYS_SUPPORTS_100HZ
  1538. bool
  1539. config SYS_SUPPORTS_128HZ
  1540. bool
  1541. config SYS_SUPPORTS_250HZ
  1542. bool
  1543. config SYS_SUPPORTS_256HZ
  1544. bool
  1545. config SYS_SUPPORTS_1000HZ
  1546. bool
  1547. config SYS_SUPPORTS_1024HZ
  1548. bool
  1549. config SYS_SUPPORTS_ARBIT_HZ
  1550. bool
  1551. default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
  1552. !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
  1553. !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
  1554. !SYS_SUPPORTS_1024HZ
  1555. config HZ
  1556. int
  1557. default 48 if HZ_48
  1558. default 100 if HZ_100
  1559. default 128 if HZ_128
  1560. default 250 if HZ_250
  1561. default 256 if HZ_256
  1562. default 1000 if HZ_1000
  1563. default 1024 if HZ_1024
  1564. source "kernel/Kconfig.preempt"
  1565. config RTC_DS1742
  1566. bool "DS1742 BRAM/RTC support"
  1567. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  1568. config MIPS_INSANE_LARGE
  1569. bool "Support for large 64-bit configurations"
  1570. depends on CPU_R10000 && 64BIT
  1571. help
  1572. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1573. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1574. need processes of more than 1TB virtual address space, say Y here.
  1575. This will result in additional memory usage, so it is not
  1576. recommended for normal users.
  1577. endmenu
  1578. config RWSEM_GENERIC_SPINLOCK
  1579. bool
  1580. default y
  1581. config LOCKDEP_SUPPORT
  1582. bool
  1583. default y
  1584. config STACKTRACE_SUPPORT
  1585. bool
  1586. default y
  1587. source "init/Kconfig"
  1588. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1589. config HW_HAS_EISA
  1590. bool
  1591. config HW_HAS_PCI
  1592. bool
  1593. config PCI
  1594. bool "Support for PCI controller"
  1595. depends on HW_HAS_PCI
  1596. help
  1597. Find out whether you have a PCI motherboard. PCI is the name of a
  1598. bus system, i.e. the way the CPU talks to the other stuff inside
  1599. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1600. say Y, otherwise N.
  1601. The PCI-HOWTO, available from
  1602. <http://www.tldp.org/docs.html#howto>, contains valuable
  1603. information about which PCI hardware does work under Linux and which
  1604. doesn't.
  1605. config PCI_DOMAINS
  1606. bool
  1607. depends on PCI
  1608. source "drivers/pci/Kconfig"
  1609. #
  1610. # ISA support is now enabled via select. Too many systems still have the one
  1611. # or other ISA chip on the board that users don't know about so don't expect
  1612. # users to choose the right thing ...
  1613. #
  1614. config ISA
  1615. bool
  1616. config EISA
  1617. bool "EISA support"
  1618. depends on HW_HAS_EISA
  1619. select ISA
  1620. select GENERIC_ISA_DMA
  1621. ---help---
  1622. The Extended Industry Standard Architecture (EISA) bus was
  1623. developed as an open alternative to the IBM MicroChannel bus.
  1624. The EISA bus provided some of the features of the IBM MicroChannel
  1625. bus while maintaining backward compatibility with cards made for
  1626. the older ISA bus. The EISA bus saw limited use between 1988 and
  1627. 1995 when it was made obsolete by the PCI bus.
  1628. Say Y here if you are building a kernel for an EISA-based machine.
  1629. Otherwise, say N.
  1630. source "drivers/eisa/Kconfig"
  1631. config TC
  1632. bool "TURBOchannel support"
  1633. depends on MACH_DECSTATION
  1634. help
  1635. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1636. processors. Documentation on writing device drivers for TurboChannel
  1637. is available at:
  1638. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1639. #config ACCESSBUS
  1640. # bool "Access.Bus support"
  1641. # depends on TC
  1642. config MMU
  1643. bool
  1644. default y
  1645. config I8253
  1646. bool
  1647. source "drivers/pcmcia/Kconfig"
  1648. source "drivers/pci/hotplug/Kconfig"
  1649. endmenu
  1650. menu "Executable file formats"
  1651. source "fs/Kconfig.binfmt"
  1652. config TRAD_SIGNALS
  1653. bool
  1654. config BUILD_ELF64
  1655. bool "Use 64-bit ELF format for building"
  1656. depends on 64BIT
  1657. help
  1658. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1659. format as it's one that allows arbitrary 64-bit constructs. For
  1660. kernels that are loaded within the KSEG compatibility segments the
  1661. 32-bit ELF format can optionally be used resulting in a somewhat
  1662. smaller binary, but this option is not explicitly supported by the
  1663. toolchain and since binutils 2.14 it does not even work at all.
  1664. Say Y to use the 64-bit format or N to use the 32-bit one.
  1665. If unsure say Y.
  1666. config BINFMT_IRIX
  1667. bool "Include IRIX binary compatibility"
  1668. depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
  1669. config MIPS32_COMPAT
  1670. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1671. depends on 64BIT
  1672. help
  1673. Select this option if you want Linux/MIPS 32-bit binary
  1674. compatibility. Since all software available for Linux/MIPS is
  1675. currently 32-bit you should say Y here.
  1676. config COMPAT
  1677. bool
  1678. depends on MIPS32_COMPAT
  1679. default y
  1680. config SYSVIPC_COMPAT
  1681. bool
  1682. depends on COMPAT && SYSVIPC
  1683. default y
  1684. config MIPS32_O32
  1685. bool "Kernel support for o32 binaries"
  1686. depends on MIPS32_COMPAT
  1687. help
  1688. Select this option if you want to run o32 binaries. These are pure
  1689. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1690. existing binaries are in this format.
  1691. If unsure, say Y.
  1692. config MIPS32_N32
  1693. bool "Kernel support for n32 binaries"
  1694. depends on MIPS32_COMPAT
  1695. help
  1696. Select this option if you want to run n32 binaries. These are
  1697. 64-bit binaries using 32-bit quantities for addressing and certain
  1698. data that would normally be 64-bit. They are used in special
  1699. cases.
  1700. If unsure, say N.
  1701. config BINFMT_ELF32
  1702. bool
  1703. default y if MIPS32_O32 || MIPS32_N32
  1704. config SECCOMP
  1705. bool "Enable seccomp to safely compute untrusted bytecode"
  1706. depends on PROC_FS && BROKEN
  1707. default y
  1708. help
  1709. This kernel feature is useful for number crunching applications
  1710. that may need to compute untrusted bytecode during their
  1711. execution. By using pipes or other transports made available to
  1712. the process as file descriptors supporting the read/write
  1713. syscalls, it's possible to isolate those applications in
  1714. their own address space using seccomp. Once seccomp is
  1715. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1716. and the task is only allowed to execute a few safe syscalls
  1717. defined by each seccomp mode.
  1718. If unsure, say Y. Only embedded should say N here.
  1719. config PM
  1720. bool "Power Management support (EXPERIMENTAL)"
  1721. depends on EXPERIMENTAL && SOC_AU1X00
  1722. config APM
  1723. tristate "Advanced Power Management Emulation"
  1724. depends on PM
  1725. ---help---
  1726. APM is a BIOS specification for saving power using several different
  1727. techniques. This is mostly useful for battery powered systems with
  1728. APM compliant BIOSes. If you say Y here, the system time will be
  1729. reset after a RESUME operation, the /proc/apm device will provide
  1730. battery status information, and user-space programs will receive
  1731. notification of APM "events" (e.g. battery status change).
  1732. In order to use APM, you will need supporting software. For location
  1733. and more information, read <file:Documentation/pm.txt> and the
  1734. Battery Powered Linux mini-HOWTO, available from
  1735. <http://www.tldp.org/docs.html#howto>.
  1736. This driver does not spin down disk drives (see the hdparm(8)
  1737. manpage ("man 8 hdparm") for that), and it doesn't turn off
  1738. VESA-compliant "green" monitors.
  1739. Generally, if you don't have a battery in your machine, there isn't
  1740. much point in using this driver and you should say N. If you get
  1741. random kernel OOPSes or reboots that don't seem to be related to
  1742. anything, try disabling/enabling this option (or disabling/enabling
  1743. APM in your BIOS).
  1744. endmenu
  1745. source "net/Kconfig"
  1746. source "drivers/Kconfig"
  1747. source "fs/Kconfig"
  1748. source "arch/mips/oprofile/Kconfig"
  1749. source "arch/mips/Kconfig.debug"
  1750. source "security/Kconfig"
  1751. source "crypto/Kconfig"
  1752. source "lib/Kconfig"