Kconfig 52 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. config ZONE_DMA
  9. bool
  10. default y
  11. choice
  12. prompt "System type"
  13. default SGI_IP22
  14. config MIPS_MTX1
  15. bool "4G Systems MTX-1 board"
  16. select DMA_NONCOHERENT
  17. select HW_HAS_PCI
  18. select RESOURCES_64BIT if PCI
  19. select SOC_AU1500
  20. select SYS_HAS_CPU_MIPS32_R1
  21. select SYS_SUPPORTS_LITTLE_ENDIAN
  22. config MIPS_BOSPORUS
  23. bool "AMD Alchemy Bosporus board"
  24. select SOC_AU1500
  25. select DMA_NONCOHERENT
  26. select SYS_HAS_CPU_MIPS32_R1
  27. select SYS_SUPPORTS_LITTLE_ENDIAN
  28. config MIPS_PB1000
  29. bool "AMD Alchemy PB1000 board"
  30. select SOC_AU1000
  31. select DMA_NONCOHERENT
  32. select HW_HAS_PCI
  33. select RESOURCES_64BIT if PCI
  34. select SWAP_IO_SPACE
  35. select SYS_HAS_CPU_MIPS32_R1
  36. select SYS_SUPPORTS_LITTLE_ENDIAN
  37. config MIPS_PB1100
  38. bool "AMD Alchemy PB1100 board"
  39. select SOC_AU1100
  40. select DMA_NONCOHERENT
  41. select HW_HAS_PCI
  42. select RESOURCES_64BIT if PCI
  43. select SWAP_IO_SPACE
  44. select SYS_HAS_CPU_MIPS32_R1
  45. select SYS_SUPPORTS_LITTLE_ENDIAN
  46. config MIPS_PB1500
  47. bool "AMD Alchemy PB1500 board"
  48. select SOC_AU1500
  49. select DMA_NONCOHERENT
  50. select HW_HAS_PCI
  51. select RESOURCES_64BIT if PCI
  52. select SYS_HAS_CPU_MIPS32_R1
  53. select SYS_SUPPORTS_LITTLE_ENDIAN
  54. config MIPS_PB1550
  55. bool "AMD Alchemy PB1550 board"
  56. select SOC_AU1550
  57. select DMA_NONCOHERENT
  58. select HW_HAS_PCI
  59. select MIPS_DISABLE_OBSOLETE_IDE
  60. select RESOURCES_64BIT if PCI
  61. select SYS_HAS_CPU_MIPS32_R1
  62. select SYS_SUPPORTS_LITTLE_ENDIAN
  63. config MIPS_PB1200
  64. bool "AMD Alchemy PB1200 board"
  65. select SOC_AU1200
  66. select DMA_NONCOHERENT
  67. select MIPS_DISABLE_OBSOLETE_IDE
  68. select RESOURCES_64BIT if PCI
  69. select SYS_HAS_CPU_MIPS32_R1
  70. select SYS_SUPPORTS_LITTLE_ENDIAN
  71. config MIPS_DB1000
  72. bool "AMD Alchemy DB1000 board"
  73. select SOC_AU1000
  74. select DMA_NONCOHERENT
  75. select HW_HAS_PCI
  76. select RESOURCES_64BIT if PCI
  77. select SYS_HAS_CPU_MIPS32_R1
  78. select SYS_SUPPORTS_LITTLE_ENDIAN
  79. config MIPS_DB1100
  80. bool "AMD Alchemy DB1100 board"
  81. select SOC_AU1100
  82. select DMA_NONCOHERENT
  83. select SYS_HAS_CPU_MIPS32_R1
  84. select SYS_SUPPORTS_LITTLE_ENDIAN
  85. config MIPS_DB1500
  86. bool "AMD Alchemy DB1500 board"
  87. select SOC_AU1500
  88. select DMA_NONCOHERENT
  89. select HW_HAS_PCI
  90. select MIPS_DISABLE_OBSOLETE_IDE
  91. select RESOURCES_64BIT if PCI
  92. select SYS_HAS_CPU_MIPS32_R1
  93. select SYS_SUPPORTS_BIG_ENDIAN
  94. select SYS_SUPPORTS_LITTLE_ENDIAN
  95. config MIPS_DB1550
  96. bool "AMD Alchemy DB1550 board"
  97. select SOC_AU1550
  98. select HW_HAS_PCI
  99. select DMA_NONCOHERENT
  100. select MIPS_DISABLE_OBSOLETE_IDE
  101. select RESOURCES_64BIT if PCI
  102. select SYS_HAS_CPU_MIPS32_R1
  103. select SYS_SUPPORTS_LITTLE_ENDIAN
  104. config MIPS_DB1200
  105. bool "AMD Alchemy DB1200 board"
  106. select SOC_AU1200
  107. select DMA_COHERENT
  108. select MIPS_DISABLE_OBSOLETE_IDE
  109. select SYS_HAS_CPU_MIPS32_R1
  110. select SYS_SUPPORTS_LITTLE_ENDIAN
  111. config MIPS_MIRAGE
  112. bool "AMD Alchemy Mirage board"
  113. select DMA_NONCOHERENT
  114. select SOC_AU1500
  115. select SYS_HAS_CPU_MIPS32_R1
  116. select SYS_SUPPORTS_LITTLE_ENDIAN
  117. config BASLER_EXCITE
  118. bool "Basler eXcite smart camera"
  119. select DMA_COHERENT
  120. select HW_HAS_PCI
  121. select IRQ_CPU
  122. select IRQ_CPU_RM7K
  123. select IRQ_CPU_RM9K
  124. select MIPS_RM9122
  125. select SYS_HAS_CPU_RM9000
  126. select SYS_SUPPORTS_32BIT_KERNEL
  127. select SYS_SUPPORTS_64BIT_KERNEL
  128. select SYS_SUPPORTS_BIG_ENDIAN
  129. select SYS_SUPPORTS_KGDB
  130. help
  131. The eXcite is a smart camera platform manufactured by
  132. Basler Vision Technologies AG.
  133. config BASLER_EXCITE_PROTOTYPE
  134. bool "Support for pre-release units"
  135. depends on BASLER_EXCITE
  136. default n
  137. help
  138. Pre-series (prototype) units are different from later ones in
  139. some ways. Select this option if you have one of these. Please
  140. note that a kernel built with this option selected will not be
  141. able to run on normal units.
  142. config MIPS_COBALT
  143. bool "Cobalt Server"
  144. select DMA_NONCOHERENT
  145. select HW_HAS_PCI
  146. select I8259
  147. select IRQ_CPU
  148. select MIPS_GT64111
  149. select SYS_HAS_CPU_NEVADA
  150. select SYS_SUPPORTS_32BIT_KERNEL
  151. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  152. select SYS_SUPPORTS_LITTLE_ENDIAN
  153. select GENERIC_HARDIRQS_NO__DO_IRQ
  154. config MACH_DECSTATION
  155. bool "DECstations"
  156. select BOOT_ELF32
  157. select DMA_NONCOHERENT
  158. select SYS_HAS_EARLY_PRINTK
  159. select IRQ_CPU
  160. select SYS_HAS_CPU_R3000
  161. select SYS_HAS_CPU_R4X00
  162. select SYS_SUPPORTS_32BIT_KERNEL
  163. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  164. select SYS_SUPPORTS_LITTLE_ENDIAN
  165. select SYS_SUPPORTS_128HZ
  166. select SYS_SUPPORTS_256HZ
  167. select SYS_SUPPORTS_1024HZ
  168. help
  169. This enables support for DEC's MIPS based workstations. For details
  170. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  171. DECstation porting pages on <http://decstation.unix-ag.org/>.
  172. If you have one of the following DECstation Models you definitely
  173. want to choose R4xx0 for the CPU Type:
  174. DECstation 5000/50
  175. DECstation 5000/150
  176. DECstation 5000/260
  177. DECsystem 5900/260
  178. otherwise choose R3000.
  179. config MIPS_EV64120
  180. bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  181. depends on EXPERIMENTAL
  182. select DMA_NONCOHERENT
  183. select HW_HAS_PCI
  184. select MIPS_GT64120
  185. select SYS_HAS_CPU_R5000
  186. select SYS_SUPPORTS_32BIT_KERNEL
  187. select SYS_SUPPORTS_64BIT_KERNEL
  188. select SYS_SUPPORTS_BIG_ENDIAN
  189. select SYS_SUPPORTS_KGDB
  190. help
  191. This is an evaluation board based on the Galileo GT-64120
  192. single-chip system controller that contains a MIPS R5000 compatible
  193. core running at 75/100MHz. Their website is located at
  194. <http://www.marvell.com/>. Say Y here if you wish to build a
  195. kernel for this platform.
  196. config MACH_JAZZ
  197. bool "Jazz family of machines"
  198. select ARC
  199. select ARC32
  200. select ARCH_MAY_HAVE_PC_FDC
  201. select GENERIC_ISA_DMA
  202. select I8253
  203. select I8259
  204. select ISA
  205. select SYS_HAS_CPU_R4X00
  206. select SYS_SUPPORTS_32BIT_KERNEL
  207. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  208. select SYS_SUPPORTS_100HZ
  209. select GENERIC_HARDIRQS_NO__DO_IRQ
  210. help
  211. This a family of machines based on the MIPS R4030 chipset which was
  212. used by several vendors to build RISC/os and Windows NT workstations.
  213. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  214. Olivetti M700-10 workstations.
  215. config LASAT
  216. bool "LASAT Networks platforms"
  217. select DMA_NONCOHERENT
  218. select SYS_HAS_EARLY_PRINTK
  219. select HW_HAS_PCI
  220. select MIPS_GT64120
  221. select MIPS_NILE4
  222. select R5000_CPU_SCACHE
  223. select SYS_HAS_CPU_R5000
  224. select SYS_SUPPORTS_32BIT_KERNEL
  225. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  226. select SYS_SUPPORTS_LITTLE_ENDIAN
  227. select GENERIC_HARDIRQS_NO__DO_IRQ
  228. config MIPS_ATLAS
  229. bool "MIPS Atlas board"
  230. select BOOT_ELF32
  231. select DMA_NONCOHERENT
  232. select SYS_HAS_EARLY_PRINTK
  233. select IRQ_CPU
  234. select HW_HAS_PCI
  235. select MIPS_BOARDS_GEN
  236. select MIPS_BONITO64
  237. select MIPS_GT64120
  238. select MIPS_MSC
  239. select RM7000_CPU_SCACHE
  240. select SWAP_IO_SPACE
  241. select SYS_HAS_CPU_MIPS32_R1
  242. select SYS_HAS_CPU_MIPS32_R2
  243. select SYS_HAS_CPU_MIPS64_R1
  244. select SYS_HAS_CPU_NEVADA
  245. select SYS_HAS_CPU_RM7000
  246. select SYS_SUPPORTS_32BIT_KERNEL
  247. select SYS_SUPPORTS_64BIT_KERNEL
  248. select SYS_SUPPORTS_BIG_ENDIAN
  249. select SYS_SUPPORTS_LITTLE_ENDIAN
  250. select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
  251. select SYS_SUPPORTS_SMARTMIPS
  252. select GENERIC_HARDIRQS_NO__DO_IRQ
  253. help
  254. This enables support for the MIPS Technologies Atlas evaluation
  255. board.
  256. config MIPS_MALTA
  257. bool "MIPS Malta board"
  258. select ARCH_MAY_HAVE_PC_FDC
  259. select BOOT_ELF32
  260. select HAVE_STD_PC_SERIAL_PORT
  261. select DMA_NONCOHERENT
  262. select GENERIC_ISA_DMA
  263. select IRQ_CPU
  264. select HW_HAS_PCI
  265. select I8259
  266. select MIPS_BOARDS_GEN
  267. select MIPS_BONITO64
  268. select MIPS_CPU_SCACHE
  269. select MIPS_GT64120
  270. select MIPS_MSC
  271. select SWAP_IO_SPACE
  272. select SYS_HAS_CPU_MIPS32_R1
  273. select SYS_HAS_CPU_MIPS32_R2
  274. select SYS_HAS_CPU_MIPS64_R1
  275. select SYS_HAS_CPU_NEVADA
  276. select SYS_HAS_CPU_RM7000
  277. select SYS_HAS_EARLY_PRINTK
  278. select SYS_SUPPORTS_32BIT_KERNEL
  279. select SYS_SUPPORTS_64BIT_KERNEL
  280. select SYS_SUPPORTS_BIG_ENDIAN
  281. select SYS_SUPPORTS_LITTLE_ENDIAN
  282. select SYS_SUPPORTS_MULTITHREADING
  283. select SYS_SUPPORTS_SMARTMIPS
  284. help
  285. This enables support for the MIPS Technologies Malta evaluation
  286. board.
  287. config MIPS_SEAD
  288. bool "MIPS SEAD board (EXPERIMENTAL)"
  289. depends on EXPERIMENTAL
  290. select IRQ_CPU
  291. select DMA_NONCOHERENT
  292. select SYS_HAS_EARLY_PRINTK
  293. select MIPS_BOARDS_GEN
  294. select SYS_HAS_CPU_MIPS32_R1
  295. select SYS_HAS_CPU_MIPS32_R2
  296. select SYS_HAS_CPU_MIPS64_R1
  297. select SYS_SUPPORTS_32BIT_KERNEL
  298. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  299. select SYS_SUPPORTS_BIG_ENDIAN
  300. select SYS_SUPPORTS_LITTLE_ENDIAN
  301. select SYS_SUPPORTS_SMARTMIPS
  302. help
  303. This enables support for the MIPS Technologies SEAD evaluation
  304. board.
  305. config WR_PPMC
  306. bool "Wind River PPMC board"
  307. select IRQ_CPU
  308. select BOOT_ELF32
  309. select DMA_NONCOHERENT
  310. select HW_HAS_PCI
  311. select MIPS_GT64120
  312. select SWAP_IO_SPACE
  313. select SYS_HAS_CPU_MIPS32_R1
  314. select SYS_HAS_CPU_MIPS32_R2
  315. select SYS_HAS_CPU_MIPS64_R1
  316. select SYS_HAS_CPU_NEVADA
  317. select SYS_HAS_CPU_RM7000
  318. select SYS_SUPPORTS_32BIT_KERNEL
  319. select SYS_SUPPORTS_64BIT_KERNEL
  320. select SYS_SUPPORTS_BIG_ENDIAN
  321. select SYS_SUPPORTS_LITTLE_ENDIAN
  322. help
  323. This enables support for the Wind River MIPS32 4KC PPMC evaluation
  324. board, which is based on GT64120 bridge chip.
  325. config MIPS_SIM
  326. bool 'MIPS simulator (MIPSsim)'
  327. select DMA_NONCOHERENT
  328. select SYS_HAS_EARLY_PRINTK
  329. select IRQ_CPU
  330. select SYS_HAS_CPU_MIPS32_R1
  331. select SYS_HAS_CPU_MIPS32_R2
  332. select SYS_HAS_EARLY_PRINTK
  333. select SYS_SUPPORTS_32BIT_KERNEL
  334. select SYS_SUPPORTS_BIG_ENDIAN
  335. select SYS_SUPPORTS_LITTLE_ENDIAN
  336. help
  337. This option enables support for MIPS Technologies MIPSsim software
  338. emulator.
  339. config MOMENCO_JAGUAR_ATX
  340. bool "Momentum Jaguar board"
  341. select BOOT_ELF32
  342. select DMA_NONCOHERENT
  343. select HW_HAS_PCI
  344. select IRQ_CPU
  345. select IRQ_CPU_RM7K
  346. select IRQ_MV64340
  347. select LIMITED_DMA
  348. select PCI_MARVELL
  349. select RM7000_CPU_SCACHE
  350. select SWAP_IO_SPACE
  351. select SYS_HAS_CPU_RM9000
  352. select SYS_HAS_EARLY_PRINTK
  353. select SYS_SUPPORTS_32BIT_KERNEL
  354. select SYS_SUPPORTS_64BIT_KERNEL
  355. select SYS_SUPPORTS_BIG_ENDIAN
  356. select SYS_SUPPORTS_KGDB
  357. help
  358. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  359. Momentum Computer <http://www.momenco.com/>.
  360. config MOMENCO_OCELOT
  361. bool "Momentum Ocelot board"
  362. select DMA_NONCOHERENT
  363. select HW_HAS_PCI
  364. select IRQ_CPU
  365. select IRQ_CPU_RM7K
  366. select MIPS_GT64120
  367. select RM7000_CPU_SCACHE
  368. select SWAP_IO_SPACE
  369. select SYS_HAS_CPU_RM7000
  370. select SYS_SUPPORTS_32BIT_KERNEL
  371. select SYS_SUPPORTS_64BIT_KERNEL
  372. select SYS_SUPPORTS_BIG_ENDIAN
  373. select SYS_SUPPORTS_KGDB
  374. help
  375. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  376. Momentum Computer <http://www.momenco.com/>.
  377. config MOMENCO_OCELOT_3
  378. bool "Momentum Ocelot-3 board"
  379. select BOOT_ELF32
  380. select DMA_NONCOHERENT
  381. select HW_HAS_PCI
  382. select IRQ_CPU
  383. select IRQ_CPU_RM7K
  384. select IRQ_MV64340
  385. select PCI_MARVELL
  386. select RM7000_CPU_SCACHE
  387. select SWAP_IO_SPACE
  388. select SYS_HAS_CPU_RM9000
  389. select SYS_SUPPORTS_32BIT_KERNEL
  390. select SYS_SUPPORTS_64BIT_KERNEL
  391. select SYS_SUPPORTS_BIG_ENDIAN
  392. help
  393. The Ocelot-3 is based off Discovery III System Controller and
  394. PMC-Sierra Rm79000 core.
  395. config MOMENCO_OCELOT_C
  396. bool "Momentum Ocelot-C board"
  397. select DMA_NONCOHERENT
  398. select HW_HAS_PCI
  399. select IRQ_CPU
  400. select IRQ_MV64340
  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
  407. select SYS_SUPPORTS_BIG_ENDIAN
  408. select GENERIC_HARDIRQS_NO__DO_IRQ
  409. help
  410. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  411. Momentum Computer <http://www.momenco.com/>.
  412. config MOMENCO_OCELOT_G
  413. bool "Momentum Ocelot-G board"
  414. select DMA_NONCOHERENT
  415. select HW_HAS_PCI
  416. select IRQ_CPU
  417. select IRQ_CPU_RM7K
  418. select PCI_MARVELL
  419. select RM7000_CPU_SCACHE
  420. select SWAP_IO_SPACE
  421. select SYS_HAS_CPU_RM7000
  422. select SYS_SUPPORTS_32BIT_KERNEL
  423. select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
  424. select SYS_SUPPORTS_BIG_ENDIAN
  425. help
  426. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  427. Momentum Computer <http://www.momenco.com/>.
  428. config MIPS_XXS1500
  429. bool "MyCable XXS1500 board"
  430. select DMA_NONCOHERENT
  431. select SOC_AU1500
  432. select SYS_SUPPORTS_LITTLE_ENDIAN
  433. config PNX8550_V2PCI
  434. bool "Philips PNX8550 based Viper2-PCI board"
  435. select PNX8550
  436. select SYS_SUPPORTS_LITTLE_ENDIAN
  437. config PNX8550_JBS
  438. bool "Philips PNX8550 based JBS board"
  439. select PNX8550
  440. select SYS_SUPPORTS_LITTLE_ENDIAN
  441. config PNX8550_STB810
  442. bool "Support for Philips PNX8550 based STB810 board"
  443. select PNX8550
  444. select SYS_SUPPORTS_LITTLE_ENDIAN
  445. config DDB5477
  446. bool "NEC DDB Vrc-5477"
  447. select DDB5XXX_COMMON
  448. select DMA_NONCOHERENT
  449. select HW_HAS_PCI
  450. select I8259
  451. select IRQ_CPU
  452. select SYS_HAS_CPU_R5432
  453. select SYS_SUPPORTS_32BIT_KERNEL
  454. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  455. select SYS_SUPPORTS_KGDB
  456. select SYS_SUPPORTS_KGDB
  457. select SYS_SUPPORTS_LITTLE_ENDIAN
  458. help
  459. This enables support for the R5432-based NEC DDB Vrc-5477,
  460. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  461. Features : kernel debugging, serial terminal, NFS root fs, on-board
  462. ether port USB, AC97, PCI, etc.
  463. config MACH_VR41XX
  464. bool "NEC VR41XX-based machines"
  465. select SYS_HAS_CPU_VR41XX
  466. select SYS_SUPPORTS_32BIT_KERNEL
  467. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  468. select GENERIC_HARDIRQS_NO__DO_IRQ
  469. config PMC_YOSEMITE
  470. bool "PMC-Sierra Yosemite eval board"
  471. select DMA_COHERENT
  472. select HW_HAS_PCI
  473. select IRQ_CPU
  474. select IRQ_CPU_RM7K
  475. select IRQ_CPU_RM9K
  476. select SWAP_IO_SPACE
  477. select SYS_HAS_CPU_RM9000
  478. select SYS_HAS_EARLY_PRINTK
  479. select SYS_SUPPORTS_32BIT_KERNEL
  480. select SYS_SUPPORTS_64BIT_KERNEL
  481. select SYS_SUPPORTS_BIG_ENDIAN
  482. select SYS_SUPPORTS_HIGHMEM
  483. select SYS_SUPPORTS_KGDB
  484. select SYS_SUPPORTS_SMP
  485. help
  486. Yosemite is an evaluation board for the RM9000x2 processor
  487. manufactured by PMC-Sierra.
  488. config QEMU
  489. bool "Qemu"
  490. select DMA_COHERENT
  491. select GENERIC_ISA_DMA
  492. select HAVE_STD_PC_SERIAL_PORT
  493. select I8253
  494. select I8259
  495. select ISA
  496. select SWAP_IO_SPACE
  497. select SYS_HAS_CPU_MIPS32_R1
  498. select SYS_SUPPORTS_32BIT_KERNEL
  499. select SYS_SUPPORTS_BIG_ENDIAN
  500. select SYS_SUPPORTS_LITTLE_ENDIAN
  501. select ARCH_SPARSEMEM_ENABLE
  502. select GENERIC_HARDIRQS_NO__DO_IRQ
  503. help
  504. Qemu is a software emulator which among other architectures also
  505. can simulate a MIPS32 4Kc system. This patch adds support for the
  506. system architecture that currently is being simulated by Qemu. It
  507. will eventually be removed again when Qemu has the capability to
  508. simulate actual MIPS hardware platforms. More information on Qemu
  509. can be found at http://www.linux-mips.org/wiki/Qemu.
  510. config MARKEINS
  511. bool "Support for NEC EMMA2RH Mark-eins"
  512. select DMA_NONCOHERENT
  513. select HW_HAS_PCI
  514. select IRQ_CPU
  515. select SWAP_IO_SPACE
  516. select SYS_SUPPORTS_32BIT_KERNEL
  517. select SYS_SUPPORTS_BIG_ENDIAN
  518. select SYS_SUPPORTS_LITTLE_ENDIAN
  519. select SYS_HAS_CPU_R5000
  520. help
  521. This enables support for the R5432-based NEC Mark-eins
  522. boards with R5500 CPU.
  523. config SGI_IP22
  524. bool "SGI IP22 (Indy/Indigo2)"
  525. select ARC
  526. select ARC32
  527. select BOOT_ELF32
  528. select DMA_NONCOHERENT
  529. select HW_HAS_EISA
  530. select IP22_CPU_SCACHE
  531. select IRQ_CPU
  532. select GENERIC_ISA_DMA_SUPPORT_BROKEN
  533. select SWAP_IO_SPACE
  534. select SYS_HAS_CPU_R4X00
  535. select SYS_HAS_CPU_R5000
  536. select SYS_HAS_EARLY_PRINTK
  537. select SYS_SUPPORTS_32BIT_KERNEL
  538. select SYS_SUPPORTS_64BIT_KERNEL
  539. select SYS_SUPPORTS_BIG_ENDIAN
  540. help
  541. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  542. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  543. that runs on these, say Y here.
  544. config SGI_IP27
  545. bool "SGI IP27 (Origin200/2000)"
  546. select ARC
  547. select ARC64
  548. select BOOT_ELF64
  549. select DMA_IP27
  550. select SYS_HAS_EARLY_PRINTK
  551. select HW_HAS_PCI
  552. select NR_CPUS_DEFAULT_64
  553. select PCI_DOMAINS
  554. select SYS_HAS_CPU_R10000
  555. select SYS_SUPPORTS_64BIT_KERNEL
  556. select SYS_SUPPORTS_BIG_ENDIAN
  557. select SYS_SUPPORTS_KGDB
  558. select SYS_SUPPORTS_NUMA
  559. select SYS_SUPPORTS_SMP
  560. select GENERIC_HARDIRQS_NO__DO_IRQ
  561. help
  562. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  563. workstations. To compile a Linux kernel that runs on these, say Y
  564. here.
  565. config SGI_IP32
  566. bool "SGI IP32 (O2) (EXPERIMENTAL)"
  567. depends on EXPERIMENTAL
  568. select ARC
  569. select ARC32
  570. select BOOT_ELF32
  571. select DMA_NONCOHERENT
  572. select HW_HAS_PCI
  573. select R5000_CPU_SCACHE
  574. select RM7000_CPU_SCACHE
  575. select SYS_HAS_CPU_R5000
  576. select SYS_HAS_CPU_R10000 if BROKEN
  577. select SYS_HAS_CPU_RM7000
  578. select SYS_HAS_CPU_NEVADA
  579. select SYS_SUPPORTS_64BIT_KERNEL
  580. select SYS_SUPPORTS_BIG_ENDIAN
  581. help
  582. If you want this kernel to run on SGI O2 workstation, say Y here.
  583. config SIBYTE_BIGSUR
  584. bool "Sibyte BCM91480B-BigSur"
  585. select BOOT_ELF32
  586. select DMA_COHERENT
  587. select NR_CPUS_DEFAULT_4
  588. select PCI_DOMAINS
  589. select SIBYTE_BCM1x80
  590. select SWAP_IO_SPACE
  591. select SYS_HAS_CPU_SB1
  592. select SYS_SUPPORTS_BIG_ENDIAN
  593. select SYS_SUPPORTS_LITTLE_ENDIAN
  594. config SIBYTE_SWARM
  595. bool "Sibyte BCM91250A-SWARM"
  596. select BOOT_ELF32
  597. select DMA_COHERENT
  598. select NR_CPUS_DEFAULT_2
  599. select SIBYTE_SB1250
  600. select SWAP_IO_SPACE
  601. select SYS_HAS_CPU_SB1
  602. select SYS_SUPPORTS_BIG_ENDIAN
  603. select SYS_SUPPORTS_HIGHMEM
  604. select SYS_SUPPORTS_KGDB
  605. select SYS_SUPPORTS_LITTLE_ENDIAN
  606. config SIBYTE_SENTOSA
  607. bool "Sibyte BCM91250E-Sentosa"
  608. depends on EXPERIMENTAL
  609. select BOOT_ELF32
  610. select DMA_COHERENT
  611. select NR_CPUS_DEFAULT_2
  612. select SIBYTE_SB1250
  613. select SWAP_IO_SPACE
  614. select SYS_HAS_CPU_SB1
  615. select SYS_SUPPORTS_BIG_ENDIAN
  616. select SYS_SUPPORTS_LITTLE_ENDIAN
  617. config SIBYTE_RHONE
  618. bool "Sibyte BCM91125E-Rhone"
  619. depends on EXPERIMENTAL
  620. select BOOT_ELF32
  621. select DMA_COHERENT
  622. select SIBYTE_BCM1125H
  623. select SWAP_IO_SPACE
  624. select SYS_HAS_CPU_SB1
  625. select SYS_SUPPORTS_BIG_ENDIAN
  626. select SYS_SUPPORTS_LITTLE_ENDIAN
  627. config SIBYTE_CARMEL
  628. bool "Sibyte BCM91120x-Carmel"
  629. depends on EXPERIMENTAL
  630. select BOOT_ELF32
  631. select DMA_COHERENT
  632. select SIBYTE_BCM1120
  633. select SWAP_IO_SPACE
  634. select SYS_HAS_CPU_SB1
  635. select SYS_SUPPORTS_BIG_ENDIAN
  636. select SYS_SUPPORTS_LITTLE_ENDIAN
  637. config SIBYTE_PTSWARM
  638. bool "Sibyte BCM91250PT-PTSWARM"
  639. depends on EXPERIMENTAL
  640. select BOOT_ELF32
  641. select DMA_COHERENT
  642. select NR_CPUS_DEFAULT_2
  643. select SIBYTE_SB1250
  644. select SWAP_IO_SPACE
  645. select SYS_HAS_CPU_SB1
  646. select SYS_SUPPORTS_BIG_ENDIAN
  647. select SYS_SUPPORTS_HIGHMEM
  648. select SYS_SUPPORTS_LITTLE_ENDIAN
  649. config SIBYTE_LITTLESUR
  650. bool "Sibyte BCM91250C2-LittleSur"
  651. depends on EXPERIMENTAL
  652. select BOOT_ELF32
  653. select DMA_COHERENT
  654. select NR_CPUS_DEFAULT_2
  655. select SIBYTE_SB1250
  656. select SWAP_IO_SPACE
  657. select SYS_HAS_CPU_SB1
  658. select SYS_SUPPORTS_BIG_ENDIAN
  659. select SYS_SUPPORTS_HIGHMEM
  660. select SYS_SUPPORTS_LITTLE_ENDIAN
  661. config SIBYTE_CRHINE
  662. bool "Sibyte BCM91120C-CRhine"
  663. depends on EXPERIMENTAL
  664. select BOOT_ELF32
  665. select DMA_COHERENT
  666. select SIBYTE_BCM1120
  667. select SWAP_IO_SPACE
  668. select SYS_HAS_CPU_SB1
  669. select SYS_SUPPORTS_BIG_ENDIAN
  670. select SYS_SUPPORTS_LITTLE_ENDIAN
  671. config SIBYTE_CRHONE
  672. bool "Sibyte BCM91125C-CRhone"
  673. depends on EXPERIMENTAL
  674. select BOOT_ELF32
  675. select DMA_COHERENT
  676. select SIBYTE_BCM1125
  677. select SWAP_IO_SPACE
  678. select SYS_HAS_CPU_SB1
  679. select SYS_SUPPORTS_BIG_ENDIAN
  680. select SYS_SUPPORTS_HIGHMEM
  681. select SYS_SUPPORTS_LITTLE_ENDIAN
  682. config SNI_RM
  683. bool "SNI RM200/300/400"
  684. select ARC if CPU_LITTLE_ENDIAN
  685. select ARC32 if CPU_LITTLE_ENDIAN
  686. select ARCH_MAY_HAVE_PC_FDC
  687. select BOOT_ELF32
  688. select DMA_NONCOHERENT
  689. select GENERIC_ISA_DMA
  690. select HW_HAS_EISA
  691. select HW_HAS_PCI
  692. select IRQ_CPU
  693. select I8253
  694. select I8259
  695. select ISA
  696. select SWAP_IO_SPACE if CPU_BIG_ENDIAN
  697. select SYS_HAS_CPU_R4X00
  698. select SYS_HAS_CPU_R5000
  699. select SYS_HAS_CPU_R10000
  700. select R5000_CPU_SCACHE
  701. select SYS_HAS_EARLY_PRINTK
  702. select SYS_SUPPORTS_32BIT_KERNEL
  703. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  704. select SYS_SUPPORTS_BIG_ENDIAN
  705. select SYS_SUPPORTS_HIGHMEM
  706. select SYS_SUPPORTS_LITTLE_ENDIAN
  707. help
  708. The SNI RM200/300/400 are MIPS-based machines manufactured by
  709. Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
  710. Technology and now in turn merged with Fujitsu. Say Y here to
  711. support this machine type.
  712. config TOSHIBA_JMR3927
  713. bool "Toshiba JMR-TX3927 board"
  714. select DMA_NONCOHERENT
  715. select HW_HAS_PCI
  716. select MIPS_TX3927
  717. select SWAP_IO_SPACE
  718. select SYS_HAS_CPU_TX39XX
  719. select SYS_SUPPORTS_32BIT_KERNEL
  720. select SYS_SUPPORTS_LITTLE_ENDIAN
  721. select SYS_SUPPORTS_BIG_ENDIAN
  722. select TOSHIBA_BOARDS
  723. config TOSHIBA_RBTX4927
  724. bool "Toshiba TBTX49[23]7 board"
  725. select DMA_NONCOHERENT
  726. select HAS_TXX9_SERIAL
  727. select HW_HAS_PCI
  728. select I8259
  729. select ISA
  730. select SWAP_IO_SPACE
  731. select SYS_HAS_CPU_TX49XX
  732. select SYS_SUPPORTS_32BIT_KERNEL
  733. select SYS_SUPPORTS_64BIT_KERNEL
  734. select SYS_SUPPORTS_LITTLE_ENDIAN
  735. select SYS_SUPPORTS_BIG_ENDIAN
  736. select SYS_SUPPORTS_KGDB
  737. select TOSHIBA_BOARDS
  738. select GENERIC_HARDIRQS_NO__DO_IRQ
  739. help
  740. This Toshiba board is based on the TX4927 processor. Say Y here to
  741. support this machine type
  742. config TOSHIBA_RBTX4938
  743. bool "Toshiba RBTX4938 board"
  744. select HAVE_STD_PC_SERIAL_PORT
  745. select DMA_NONCOHERENT
  746. select GENERIC_ISA_DMA
  747. select HAS_TXX9_SERIAL
  748. select HW_HAS_PCI
  749. select I8259
  750. select ISA
  751. select SWAP_IO_SPACE
  752. select SYS_HAS_CPU_TX49XX
  753. select SYS_SUPPORTS_32BIT_KERNEL
  754. select SYS_SUPPORTS_LITTLE_ENDIAN
  755. select SYS_SUPPORTS_BIG_ENDIAN
  756. select SYS_SUPPORTS_KGDB
  757. select TOSHIBA_BOARDS
  758. select GENERIC_HARDIRQS_NO__DO_IRQ
  759. help
  760. This Toshiba board is based on the TX4938 processor. Say Y here to
  761. support this machine type
  762. endchoice
  763. source "arch/mips/ddb5xxx/Kconfig"
  764. source "arch/mips/gt64120/ev64120/Kconfig"
  765. source "arch/mips/jazz/Kconfig"
  766. source "arch/mips/lasat/Kconfig"
  767. source "arch/mips/momentum/Kconfig"
  768. source "arch/mips/pmc-sierra/Kconfig"
  769. source "arch/mips/sgi-ip27/Kconfig"
  770. source "arch/mips/sibyte/Kconfig"
  771. source "arch/mips/tx4927/Kconfig"
  772. source "arch/mips/tx4938/Kconfig"
  773. source "arch/mips/vr41xx/Kconfig"
  774. source "arch/mips/philips/pnx8550/common/Kconfig"
  775. source "arch/mips/cobalt/Kconfig"
  776. endmenu
  777. config RWSEM_GENERIC_SPINLOCK
  778. bool
  779. default y
  780. config RWSEM_XCHGADD_ALGORITHM
  781. bool
  782. config ARCH_HAS_ILOG2_U32
  783. bool
  784. default n
  785. config ARCH_HAS_ILOG2_U64
  786. bool
  787. default n
  788. config GENERIC_FIND_NEXT_BIT
  789. bool
  790. default y
  791. config GENERIC_HWEIGHT
  792. bool
  793. default y
  794. config GENERIC_CALIBRATE_DELAY
  795. bool
  796. default y
  797. config GENERIC_TIME
  798. bool
  799. default y
  800. config SCHED_NO_NO_OMIT_FRAME_POINTER
  801. bool
  802. default y
  803. config GENERIC_HARDIRQS_NO__DO_IRQ
  804. bool
  805. default n
  806. #
  807. # Select some configuration options automatically based on user selections.
  808. #
  809. config ARC
  810. bool
  811. config ARCH_MAY_HAVE_PC_FDC
  812. bool
  813. config DMA_COHERENT
  814. bool
  815. config DMA_IP27
  816. bool
  817. config DMA_IP32
  818. bool
  819. select DMA_NEED_PCI_MAP_STATE
  820. config DMA_NONCOHERENT
  821. bool
  822. select DMA_NEED_PCI_MAP_STATE
  823. config DMA_NEED_PCI_MAP_STATE
  824. bool
  825. config EARLY_PRINTK
  826. bool "Early printk" if EMBEDDED && DEBUG_KERNEL
  827. depends on SYS_HAS_EARLY_PRINTK
  828. default y
  829. help
  830. This option enables special console drivers which allow the kernel
  831. to print messages very early in the bootup process.
  832. This is useful for kernel debugging when your machine crashes very
  833. early before the console code is initialized. For normal operation
  834. it is not recommended because it looks on some machines ugly and
  835. oesn't cooperate with an X server. You should normally N here,
  836. unless you want to debug such a crash.
  837. config SYS_HAS_EARLY_PRINTK
  838. bool
  839. config GENERIC_ISA_DMA
  840. bool
  841. config I8259
  842. bool
  843. config LIMITED_DMA
  844. bool
  845. select HIGHMEM
  846. select SYS_SUPPORTS_HIGHMEM
  847. config MIPS_BONITO64
  848. bool
  849. config MIPS_MSC
  850. bool
  851. config MIPS_NILE4
  852. bool
  853. config MIPS_DISABLE_OBSOLETE_IDE
  854. bool
  855. config GENERIC_ISA_DMA_SUPPORT_BROKEN
  856. bool
  857. #
  858. # Endianess selection. Sufficiently obscure so many users don't know what to
  859. # answer,so we try hard to limit the available choices. Also the use of a
  860. # choice statement should be more obvious to the user.
  861. #
  862. choice
  863. prompt "Endianess selection"
  864. help
  865. Some MIPS machines can be configured for either little or big endian
  866. byte order. These modes require different kernels and a different
  867. Linux distribution. In general there is one preferred byteorder for a
  868. particular system but some systems are just as commonly used in the
  869. one or the other endianess.
  870. config CPU_BIG_ENDIAN
  871. bool "Big endian"
  872. depends on SYS_SUPPORTS_BIG_ENDIAN
  873. config CPU_LITTLE_ENDIAN
  874. bool "Little endian"
  875. depends on SYS_SUPPORTS_LITTLE_ENDIAN
  876. help
  877. endchoice
  878. config SYS_SUPPORTS_APM_EMULATION
  879. bool
  880. config SYS_SUPPORTS_BIG_ENDIAN
  881. bool
  882. config SYS_SUPPORTS_LITTLE_ENDIAN
  883. bool
  884. config IRQ_CPU
  885. bool
  886. config IRQ_CPU_RM7K
  887. bool
  888. config IRQ_CPU_RM9K
  889. bool
  890. config IRQ_MV64340
  891. bool
  892. config DDB5XXX_COMMON
  893. bool
  894. select SYS_SUPPORTS_KGDB
  895. config MIPS_BOARDS_GEN
  896. bool
  897. config MIPS_GT64111
  898. bool
  899. config MIPS_GT64120
  900. bool
  901. config MIPS_TX3927
  902. bool
  903. select HAS_TXX9_SERIAL
  904. config MIPS_RM9122
  905. bool
  906. select SERIAL_RM9000
  907. select GPI_RM9000
  908. select WDT_RM9000
  909. config PCI_MARVELL
  910. bool
  911. config SOC_AU1000
  912. bool
  913. select SOC_AU1X00
  914. config SOC_AU1100
  915. bool
  916. select SOC_AU1X00
  917. config SOC_AU1500
  918. bool
  919. select SOC_AU1X00
  920. config SOC_AU1550
  921. bool
  922. select SOC_AU1X00
  923. config SOC_AU1200
  924. bool
  925. select SOC_AU1X00
  926. config SOC_AU1X00
  927. bool
  928. select SYS_HAS_CPU_MIPS32_R1
  929. select SYS_SUPPORTS_32BIT_KERNEL
  930. select SYS_SUPPORTS_APM_EMULATION
  931. select SYS_SUPPORTS_KGDB
  932. config PNX8550
  933. bool
  934. select SOC_PNX8550
  935. config SOC_PNX8550
  936. bool
  937. select DMA_NONCOHERENT
  938. select HW_HAS_PCI
  939. select SYS_HAS_CPU_MIPS32_R1
  940. select SYS_HAS_EARLY_PRINTK
  941. select SYS_SUPPORTS_32BIT_KERNEL
  942. select GENERIC_HARDIRQS_NO__DO_IRQ
  943. select SYS_SUPPORTS_KGDB
  944. config SWAP_IO_SPACE
  945. bool
  946. config EMMA2RH
  947. bool
  948. depends on MARKEINS
  949. default y
  950. config SERIAL_RM9000
  951. bool
  952. config GPI_RM9000
  953. bool
  954. config WDT_RM9000
  955. bool
  956. #
  957. # Unfortunately not all GT64120 systems run the chip at the same clock.
  958. # As the user for the clock rate and try to minimize the available options.
  959. #
  960. choice
  961. prompt "Galileo Chip Clock"
  962. #default SYSCLK_83 if MIPS_EV64120
  963. depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  964. default SYSCLK_83 if MIPS_EV64120
  965. default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
  966. config SYSCLK_75
  967. bool "75" if MIPS_EV64120
  968. config SYSCLK_83
  969. bool "83.3" if MIPS_EV64120
  970. config SYSCLK_100
  971. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  972. endchoice
  973. config ARC32
  974. bool
  975. config BOOT_ELF32
  976. bool
  977. config MIPS_L1_CACHE_SHIFT
  978. int
  979. default "4" if MACH_DECSTATION || SNI_RM
  980. default "7" if SGI_IP27
  981. default "5"
  982. config HAVE_STD_PC_SERIAL_PORT
  983. bool
  984. config ARC_CONSOLE
  985. bool "ARC console support"
  986. depends on SGI_IP22 || (SNI_RM && CPU_LITTLE_ENDIAN)
  987. config ARC_MEMORY
  988. bool
  989. depends on MACH_JAZZ || SNI_RM || SGI_IP32
  990. default y
  991. config ARC_PROMLIB
  992. bool
  993. depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
  994. default y
  995. config ARC64
  996. bool
  997. config BOOT_ELF64
  998. bool
  999. config TOSHIBA_BOARDS
  1000. bool
  1001. menu "CPU selection"
  1002. choice
  1003. prompt "CPU type"
  1004. default CPU_R4X00
  1005. config CPU_MIPS32_R1
  1006. bool "MIPS32 Release 1"
  1007. depends on SYS_HAS_CPU_MIPS32_R1
  1008. select CPU_HAS_LLSC
  1009. select CPU_HAS_PREFETCH
  1010. select CPU_SUPPORTS_32BIT_KERNEL
  1011. select CPU_SUPPORTS_HIGHMEM
  1012. help
  1013. Choose this option to build a kernel for release 1 or later of the
  1014. MIPS32 architecture. Most modern embedded systems with a 32-bit
  1015. MIPS processor are based on a MIPS32 processor. If you know the
  1016. specific type of processor in your system, choose those that one
  1017. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  1018. Release 2 of the MIPS32 architecture is available since several
  1019. years so chances are you even have a MIPS32 Release 2 processor
  1020. in which case you should choose CPU_MIPS32_R2 instead for better
  1021. performance.
  1022. config CPU_MIPS32_R2
  1023. bool "MIPS32 Release 2"
  1024. depends on SYS_HAS_CPU_MIPS32_R2
  1025. select CPU_HAS_LLSC
  1026. select CPU_HAS_PREFETCH
  1027. select CPU_SUPPORTS_32BIT_KERNEL
  1028. select CPU_SUPPORTS_HIGHMEM
  1029. help
  1030. Choose this option to build a kernel for release 2 or later of the
  1031. MIPS32 architecture. Most modern embedded systems with a 32-bit
  1032. MIPS processor are based on a MIPS32 processor. If you know the
  1033. specific type of processor in your system, choose those that one
  1034. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  1035. config CPU_MIPS64_R1
  1036. bool "MIPS64 Release 1"
  1037. depends on SYS_HAS_CPU_MIPS64_R1
  1038. select CPU_HAS_LLSC
  1039. select CPU_HAS_PREFETCH
  1040. select CPU_SUPPORTS_32BIT_KERNEL
  1041. select CPU_SUPPORTS_64BIT_KERNEL
  1042. select CPU_SUPPORTS_HIGHMEM
  1043. help
  1044. Choose this option to build a kernel for release 1 or later of the
  1045. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1046. MIPS processor are based on a MIPS64 processor. If you know the
  1047. specific type of processor in your system, choose those that one
  1048. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1049. Release 2 of the MIPS64 architecture is available since several
  1050. years so chances are you even have a MIPS64 Release 2 processor
  1051. in which case you should choose CPU_MIPS64_R2 instead for better
  1052. performance.
  1053. config CPU_MIPS64_R2
  1054. bool "MIPS64 Release 2"
  1055. depends on SYS_HAS_CPU_MIPS64_R2
  1056. select CPU_HAS_LLSC
  1057. select CPU_HAS_PREFETCH
  1058. select CPU_SUPPORTS_32BIT_KERNEL
  1059. select CPU_SUPPORTS_64BIT_KERNEL
  1060. select CPU_SUPPORTS_HIGHMEM
  1061. help
  1062. Choose this option to build a kernel for release 2 or later of the
  1063. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1064. MIPS processor are based on a MIPS64 processor. If you know the
  1065. specific type of processor in your system, choose those that one
  1066. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1067. config CPU_R3000
  1068. bool "R3000"
  1069. depends on SYS_HAS_CPU_R3000
  1070. select CPU_HAS_WB
  1071. select CPU_SUPPORTS_32BIT_KERNEL
  1072. select CPU_SUPPORTS_HIGHMEM
  1073. help
  1074. Please make sure to pick the right CPU type. Linux/MIPS is not
  1075. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  1076. *not* work on R4000 machines and vice versa. However, since most
  1077. of the supported machines have an R4000 (or similar) CPU, R4x00
  1078. might be a safe bet. If the resulting kernel does not work,
  1079. try to recompile with R3000.
  1080. config CPU_TX39XX
  1081. bool "R39XX"
  1082. depends on SYS_HAS_CPU_TX39XX
  1083. select CPU_SUPPORTS_32BIT_KERNEL
  1084. config CPU_VR41XX
  1085. bool "R41xx"
  1086. depends on SYS_HAS_CPU_VR41XX
  1087. select CPU_SUPPORTS_32BIT_KERNEL
  1088. select CPU_SUPPORTS_64BIT_KERNEL
  1089. help
  1090. The options selects support for the NEC VR4100 series of processors.
  1091. Only choose this option if you have one of these processors as a
  1092. kernel built with this option will not run on any other type of
  1093. processor or vice versa.
  1094. config CPU_R4300
  1095. bool "R4300"
  1096. depends on SYS_HAS_CPU_R4300
  1097. select CPU_HAS_LLSC
  1098. select CPU_SUPPORTS_32BIT_KERNEL
  1099. select CPU_SUPPORTS_64BIT_KERNEL
  1100. help
  1101. MIPS Technologies R4300-series processors.
  1102. config CPU_R4X00
  1103. bool "R4x00"
  1104. depends on SYS_HAS_CPU_R4X00
  1105. select CPU_HAS_LLSC
  1106. select CPU_SUPPORTS_32BIT_KERNEL
  1107. select CPU_SUPPORTS_64BIT_KERNEL
  1108. help
  1109. MIPS Technologies R4000-series processors other than 4300, including
  1110. the R4000, R4400, R4600, and 4700.
  1111. config CPU_TX49XX
  1112. bool "R49XX"
  1113. depends on SYS_HAS_CPU_TX49XX
  1114. select CPU_HAS_LLSC
  1115. select CPU_HAS_PREFETCH
  1116. select CPU_SUPPORTS_32BIT_KERNEL
  1117. select CPU_SUPPORTS_64BIT_KERNEL
  1118. config CPU_R5000
  1119. bool "R5000"
  1120. depends on SYS_HAS_CPU_R5000
  1121. select CPU_HAS_LLSC
  1122. select CPU_SUPPORTS_32BIT_KERNEL
  1123. select CPU_SUPPORTS_64BIT_KERNEL
  1124. help
  1125. MIPS Technologies R5000-series processors other than the Nevada.
  1126. config CPU_R5432
  1127. bool "R5432"
  1128. depends on SYS_HAS_CPU_R5432
  1129. select CPU_HAS_LLSC
  1130. select CPU_SUPPORTS_32BIT_KERNEL
  1131. select CPU_SUPPORTS_64BIT_KERNEL
  1132. config CPU_R6000
  1133. bool "R6000"
  1134. depends on EXPERIMENTAL
  1135. select CPU_HAS_LLSC
  1136. depends on SYS_HAS_CPU_R6000
  1137. select CPU_SUPPORTS_32BIT_KERNEL
  1138. help
  1139. MIPS Technologies R6000 and R6000A series processors. Note these
  1140. processors are extremely rare and the support for them is incomplete.
  1141. config CPU_NEVADA
  1142. bool "RM52xx"
  1143. depends on SYS_HAS_CPU_NEVADA
  1144. select CPU_HAS_LLSC
  1145. select CPU_SUPPORTS_32BIT_KERNEL
  1146. select CPU_SUPPORTS_64BIT_KERNEL
  1147. help
  1148. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1149. config CPU_R8000
  1150. bool "R8000"
  1151. depends on EXPERIMENTAL
  1152. depends on SYS_HAS_CPU_R8000
  1153. select CPU_HAS_LLSC
  1154. select CPU_HAS_PREFETCH
  1155. select CPU_SUPPORTS_64BIT_KERNEL
  1156. help
  1157. MIPS Technologies R8000 processors. Note these processors are
  1158. uncommon and the support for them is incomplete.
  1159. config CPU_R10000
  1160. bool "R10000"
  1161. depends on SYS_HAS_CPU_R10000
  1162. select CPU_HAS_LLSC
  1163. select CPU_HAS_PREFETCH
  1164. select CPU_SUPPORTS_32BIT_KERNEL
  1165. select CPU_SUPPORTS_64BIT_KERNEL
  1166. select CPU_SUPPORTS_HIGHMEM
  1167. help
  1168. MIPS Technologies R10000-series processors.
  1169. config CPU_RM7000
  1170. bool "RM7000"
  1171. depends on SYS_HAS_CPU_RM7000
  1172. select CPU_HAS_LLSC
  1173. select CPU_HAS_PREFETCH
  1174. select CPU_SUPPORTS_32BIT_KERNEL
  1175. select CPU_SUPPORTS_64BIT_KERNEL
  1176. select CPU_SUPPORTS_HIGHMEM
  1177. config CPU_RM9000
  1178. bool "RM9000"
  1179. depends on SYS_HAS_CPU_RM9000
  1180. select CPU_HAS_LLSC
  1181. select CPU_HAS_PREFETCH
  1182. select CPU_SUPPORTS_32BIT_KERNEL
  1183. select CPU_SUPPORTS_64BIT_KERNEL
  1184. select CPU_SUPPORTS_HIGHMEM
  1185. select WEAK_ORDERING
  1186. config CPU_SB1
  1187. bool "SB1"
  1188. depends on SYS_HAS_CPU_SB1
  1189. select CPU_HAS_LLSC
  1190. select CPU_SUPPORTS_32BIT_KERNEL
  1191. select CPU_SUPPORTS_64BIT_KERNEL
  1192. select CPU_SUPPORTS_HIGHMEM
  1193. select WEAK_ORDERING
  1194. endchoice
  1195. config SYS_HAS_CPU_MIPS32_R1
  1196. bool
  1197. config SYS_HAS_CPU_MIPS32_R2
  1198. bool
  1199. config SYS_HAS_CPU_MIPS64_R1
  1200. bool
  1201. config SYS_HAS_CPU_MIPS64_R2
  1202. bool
  1203. config SYS_HAS_CPU_R3000
  1204. bool
  1205. config SYS_HAS_CPU_TX39XX
  1206. bool
  1207. config SYS_HAS_CPU_VR41XX
  1208. bool
  1209. config SYS_HAS_CPU_R4300
  1210. bool
  1211. config SYS_HAS_CPU_R4X00
  1212. bool
  1213. config SYS_HAS_CPU_TX49XX
  1214. bool
  1215. config SYS_HAS_CPU_R5000
  1216. bool
  1217. config SYS_HAS_CPU_R5432
  1218. bool
  1219. config SYS_HAS_CPU_R6000
  1220. bool
  1221. config SYS_HAS_CPU_NEVADA
  1222. bool
  1223. config SYS_HAS_CPU_R8000
  1224. bool
  1225. config SYS_HAS_CPU_R10000
  1226. bool
  1227. config SYS_HAS_CPU_RM7000
  1228. bool
  1229. config SYS_HAS_CPU_RM9000
  1230. bool
  1231. config SYS_HAS_CPU_SB1
  1232. bool
  1233. config WEAK_ORDERING
  1234. bool
  1235. endmenu
  1236. #
  1237. # These two indicate any level of the MIPS32 and MIPS64 architecture
  1238. #
  1239. config CPU_MIPS32
  1240. bool
  1241. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  1242. config CPU_MIPS64
  1243. bool
  1244. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  1245. #
  1246. # These two indicate the revision of the architecture, either Release 1 or Release 2
  1247. #
  1248. config CPU_MIPSR1
  1249. bool
  1250. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  1251. config CPU_MIPSR2
  1252. bool
  1253. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  1254. config SYS_SUPPORTS_32BIT_KERNEL
  1255. bool
  1256. config SYS_SUPPORTS_64BIT_KERNEL
  1257. bool
  1258. config CPU_SUPPORTS_32BIT_KERNEL
  1259. bool
  1260. config CPU_SUPPORTS_64BIT_KERNEL
  1261. bool
  1262. menu "Kernel type"
  1263. choice
  1264. prompt "Kernel code model"
  1265. help
  1266. You should only select this option if you have a workload that
  1267. actually benefits from 64-bit processing or if your machine has
  1268. large memory. You will only be presented a single option in this
  1269. menu if your system does not support both 32-bit and 64-bit kernels.
  1270. config 32BIT
  1271. bool "32-bit kernel"
  1272. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  1273. select TRAD_SIGNALS
  1274. help
  1275. Select this option if you want to build a 32-bit kernel.
  1276. config 64BIT
  1277. bool "64-bit kernel"
  1278. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  1279. help
  1280. Select this option if you want to build a 64-bit kernel.
  1281. endchoice
  1282. choice
  1283. prompt "Kernel page size"
  1284. default PAGE_SIZE_4KB
  1285. config PAGE_SIZE_4KB
  1286. bool "4kB"
  1287. help
  1288. This option select the standard 4kB Linux page size. On some
  1289. R3000-family processors this is the only available page size. Using
  1290. 4kB page size will minimize memory consumption and is therefore
  1291. recommended for low memory systems.
  1292. config PAGE_SIZE_8KB
  1293. bool "8kB"
  1294. depends on EXPERIMENTAL && CPU_R8000
  1295. help
  1296. Using 8kB page size will result in higher performance kernel at
  1297. the price of higher memory consumption. This option is available
  1298. only on the R8000 processor. Not that at the time of this writing
  1299. this option is still high experimental; there are also issues with
  1300. compatibility of user applications.
  1301. config PAGE_SIZE_16KB
  1302. bool "16kB"
  1303. depends on !CPU_R3000 && !CPU_TX39XX
  1304. help
  1305. Using 16kB page size will result in higher performance kernel at
  1306. the price of higher memory consumption. This option is available on
  1307. all non-R3000 family processors. Note that you will need a suitable
  1308. Linux distribution to support this.
  1309. config PAGE_SIZE_64KB
  1310. bool "64kB"
  1311. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1312. help
  1313. Using 64kB page size will result in higher performance kernel at
  1314. the price of higher memory consumption. This option is available on
  1315. all non-R3000 family processor. Not that at the time of this
  1316. writing this option is still high experimental.
  1317. endchoice
  1318. config BOARD_SCACHE
  1319. bool
  1320. config IP22_CPU_SCACHE
  1321. bool
  1322. select BOARD_SCACHE
  1323. #
  1324. # Support for a MIPS32 / MIPS64 style S-caches
  1325. #
  1326. config MIPS_CPU_SCACHE
  1327. bool
  1328. select BOARD_SCACHE
  1329. config R5000_CPU_SCACHE
  1330. bool
  1331. select BOARD_SCACHE
  1332. config RM7000_CPU_SCACHE
  1333. bool
  1334. select BOARD_SCACHE
  1335. config SIBYTE_DMA_PAGEOPS
  1336. bool "Use DMA to clear/copy pages"
  1337. depends on CPU_SB1
  1338. help
  1339. Instead of using the CPU to zero and copy pages, use a Data Mover
  1340. channel. These DMA channels are otherwise unused by the standard
  1341. SiByte Linux port. Seems to give a small performance benefit.
  1342. config CPU_HAS_PREFETCH
  1343. bool
  1344. choice
  1345. prompt "MIPS MT options"
  1346. config MIPS_MT_DISABLED
  1347. bool "Disable multithreading support."
  1348. help
  1349. Use this option if your workload can't take advantage of
  1350. MIPS hardware multithreading support. On systems that don't have
  1351. the option of an MT-enabled processor this option will be the only
  1352. option in this menu.
  1353. config MIPS_MT_SMP
  1354. bool "Use 1 TC on each available VPE for SMP"
  1355. depends on SYS_SUPPORTS_MULTITHREADING
  1356. select CPU_MIPSR2_IRQ_VI
  1357. select CPU_MIPSR2_SRS
  1358. select MIPS_MT
  1359. select SMP
  1360. select SYS_SUPPORTS_SMP
  1361. help
  1362. This is a kernel model which is also known a VSMP or lately
  1363. has been marketesed into SMVP.
  1364. config MIPS_MT_SMTC
  1365. bool "SMTC: Use all TCs on all VPEs for SMP"
  1366. depends on CPU_MIPS32_R2
  1367. #depends on CPU_MIPS64_R2 # once there is hardware ...
  1368. depends on SYS_SUPPORTS_MULTITHREADING
  1369. select CPU_MIPSR2_IRQ_VI
  1370. select CPU_MIPSR2_SRS
  1371. select MIPS_MT
  1372. select NR_CPUS_DEFAULT_2
  1373. select NR_CPUS_DEFAULT_8
  1374. select SMP
  1375. select SYS_SUPPORTS_SMP
  1376. help
  1377. This is a kernel model which is known a SMTC or lately has been
  1378. marketesed into SMVP.
  1379. config MIPS_VPE_LOADER
  1380. bool "VPE loader support."
  1381. depends on SYS_SUPPORTS_MULTITHREADING
  1382. select MIPS_MT
  1383. help
  1384. Includes a loader for loading an elf relocatable object
  1385. onto another VPE and running it.
  1386. endchoice
  1387. config MIPS_MT
  1388. bool
  1389. config SYS_SUPPORTS_MULTITHREADING
  1390. bool
  1391. config MIPS_MT_FPAFF
  1392. bool "Dynamic FPU affinity for FP-intensive threads"
  1393. depends on MIPS_MT
  1394. default y
  1395. config MIPS_MT_SMTC_INSTANT_REPLAY
  1396. bool "Low-latency Dispatch of Deferred SMTC IPIs"
  1397. depends on MIPS_MT_SMTC
  1398. default y
  1399. help
  1400. SMTC pseudo-interrupts between TCs are deferred and queued
  1401. if the target TC is interrupt-inhibited (IXMT). In the first
  1402. SMTC prototypes, these queued IPIs were serviced on return
  1403. to user mode, or on entry into the kernel idle loop. The
  1404. INSTANT_REPLAY option dispatches them as part of local_irq_restore()
  1405. processing, which adds runtime overhead (hence the option to turn
  1406. it off), but ensures that IPIs are handled promptly even under
  1407. heavy I/O interrupt load.
  1408. config MIPS_VPE_LOADER_TOM
  1409. bool "Load VPE program into memory hidden from linux"
  1410. depends on MIPS_VPE_LOADER
  1411. default y
  1412. help
  1413. The loader can use memory that is present but has been hidden from
  1414. Linux using the kernel command line option "mem=xxMB". It's up to
  1415. you to ensure the amount you put in the option and the space your
  1416. program requires is less or equal to the amount physically present.
  1417. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1418. config MIPS_VPE_APSP_API
  1419. bool "Enable support for AP/SP API (RTLX)"
  1420. depends on MIPS_VPE_LOADER
  1421. help
  1422. config MIPS_APSP_KSPD
  1423. bool "Enable KSPD"
  1424. depends on MIPS_VPE_APSP_API
  1425. default y
  1426. help
  1427. KSPD is a kernel daemon that accepts syscall requests from the SP
  1428. side, actions them and returns the results. It also handles the
  1429. "exit" syscall notifying other kernel modules the SP program is
  1430. exiting. You probably want to say yes here.
  1431. config SB1_PASS_1_WORKAROUNDS
  1432. bool
  1433. depends on CPU_SB1_PASS_1
  1434. default y
  1435. config SB1_PASS_2_WORKAROUNDS
  1436. bool
  1437. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1438. default y
  1439. config SB1_PASS_2_1_WORKAROUNDS
  1440. bool
  1441. depends on CPU_SB1 && CPU_SB1_PASS_2
  1442. default y
  1443. config 64BIT_PHYS_ADDR
  1444. bool "Support for 64-bit physical address space"
  1445. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
  1446. config CPU_HAS_LLSC
  1447. bool
  1448. config CPU_HAS_SMARTMIPS
  1449. depends on SYS_SUPPORTS_SMARTMIPS
  1450. bool "Support for the SmartMIPS ASE"
  1451. help
  1452. SmartMIPS is a extension of the MIPS32 architecture aimed at
  1453. increased security at both hardware and software level for
  1454. smartcards. Enabling this option will allow proper use of the
  1455. SmartMIPS instructions by Linux applications. However a kernel with
  1456. this option will not work on a MIPS core without SmartMIPS core. If
  1457. you don't know you probably don't have SmartMIPS and should say N
  1458. here.
  1459. config CPU_HAS_WB
  1460. bool
  1461. #
  1462. # Vectored interrupt mode is an R2 feature
  1463. #
  1464. config CPU_MIPSR2_IRQ_VI
  1465. bool
  1466. #
  1467. # Extended interrupt mode is an R2 feature
  1468. #
  1469. config CPU_MIPSR2_IRQ_EI
  1470. bool
  1471. #
  1472. # Shadow registers are an R2 feature
  1473. #
  1474. config CPU_MIPSR2_SRS
  1475. bool
  1476. config CPU_HAS_SYNC
  1477. bool
  1478. depends on !CPU_R3000
  1479. default y
  1480. #
  1481. # Use the generic interrupt handling code in kernel/irq/:
  1482. #
  1483. config GENERIC_HARDIRQS
  1484. bool
  1485. default y
  1486. config GENERIC_IRQ_PROBE
  1487. bool
  1488. default y
  1489. config IRQ_PER_CPU
  1490. bool
  1491. #
  1492. # - Highmem only makes sense for the 32-bit kernel.
  1493. # - The current highmem code will only work properly on physically indexed
  1494. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1495. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1496. # moment we protect the user and offer the highmem option only on machines
  1497. # where it's known to be safe. This will not offer highmem on a few systems
  1498. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1499. # indexed CPUs but we're playing safe.
  1500. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1501. # know they might have memory configurations that could make use of highmem
  1502. # support.
  1503. #
  1504. config HIGHMEM
  1505. bool "High Memory Support"
  1506. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1507. config CPU_SUPPORTS_HIGHMEM
  1508. bool
  1509. config SYS_SUPPORTS_HIGHMEM
  1510. bool
  1511. config SYS_SUPPORTS_SMARTMIPS
  1512. bool
  1513. config ARCH_FLATMEM_ENABLE
  1514. def_bool y
  1515. depends on !NUMA
  1516. config ARCH_DISCONTIGMEM_ENABLE
  1517. bool
  1518. default y if SGI_IP27
  1519. help
  1520. Say Y to upport efficient handling of discontiguous physical memory,
  1521. for architectures which are either NUMA (Non-Uniform Memory Access)
  1522. or have huge holes in the physical address space for other reasons.
  1523. See <file:Documentation/vm/numa> for more.
  1524. config ARCH_SPARSEMEM_ENABLE
  1525. bool
  1526. select SPARSEMEM_STATIC
  1527. config NUMA
  1528. bool "NUMA Support"
  1529. depends on SYS_SUPPORTS_NUMA
  1530. help
  1531. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  1532. Access). This option improves performance on systems with more
  1533. than two nodes; on two node systems it is generally better to
  1534. leave it disabled; on single node systems disable this option
  1535. disabled.
  1536. config SYS_SUPPORTS_NUMA
  1537. bool
  1538. config NODES_SHIFT
  1539. int
  1540. default "6"
  1541. depends on NEED_MULTIPLE_NODES
  1542. source "mm/Kconfig"
  1543. config SMP
  1544. bool "Multi-Processing support"
  1545. depends on SYS_SUPPORTS_SMP
  1546. select IRQ_PER_CPU
  1547. help
  1548. This enables support for systems with more than one CPU. If you have
  1549. a system with only one CPU, like most personal computers, say N. If
  1550. you have a system with more than one CPU, say Y.
  1551. If you say N here, the kernel will run on single and multiprocessor
  1552. machines, but will use only one CPU of a multiprocessor machine. If
  1553. you say Y here, the kernel will run on many, but not all,
  1554. singleprocessor machines. On a singleprocessor machine, the kernel
  1555. will run faster if you say N here.
  1556. People using multiprocessor machines who say Y here should also say
  1557. Y to "Enhanced Real Time Clock Support", below.
  1558. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1559. available at <http://www.tldp.org/docs.html#howto>.
  1560. If you don't know what to do here, say N.
  1561. config SYS_SUPPORTS_SMP
  1562. bool
  1563. config NR_CPUS_DEFAULT_2
  1564. bool
  1565. config NR_CPUS_DEFAULT_4
  1566. bool
  1567. config NR_CPUS_DEFAULT_8
  1568. bool
  1569. config NR_CPUS_DEFAULT_16
  1570. bool
  1571. config NR_CPUS_DEFAULT_32
  1572. bool
  1573. config NR_CPUS_DEFAULT_64
  1574. bool
  1575. config NR_CPUS
  1576. int "Maximum number of CPUs (2-64)"
  1577. range 2 64
  1578. depends on SMP
  1579. default "2" if NR_CPUS_DEFAULT_2
  1580. default "4" if NR_CPUS_DEFAULT_4
  1581. default "8" if NR_CPUS_DEFAULT_8
  1582. default "16" if NR_CPUS_DEFAULT_16
  1583. default "32" if NR_CPUS_DEFAULT_32
  1584. default "64" if NR_CPUS_DEFAULT_64
  1585. help
  1586. This allows you to specify the maximum number of CPUs which this
  1587. kernel will support. The maximum supported value is 32 for 32-bit
  1588. kernel and 64 for 64-bit kernels; the minimum value which makes
  1589. sense is 2.
  1590. This is purely to save memory - each supported CPU adds
  1591. approximately eight kilobytes to the kernel image.
  1592. #
  1593. # Timer Interrupt Frequency Configuration
  1594. #
  1595. choice
  1596. prompt "Timer frequency"
  1597. default HZ_250
  1598. help
  1599. Allows the configuration of the timer frequency.
  1600. config HZ_48
  1601. bool "48 HZ" if SYS_SUPPORTS_48HZ
  1602. config HZ_100
  1603. bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
  1604. config HZ_128
  1605. bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
  1606. config HZ_250
  1607. bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
  1608. config HZ_256
  1609. bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
  1610. config HZ_1000
  1611. bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
  1612. config HZ_1024
  1613. bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
  1614. endchoice
  1615. config SYS_SUPPORTS_48HZ
  1616. bool
  1617. config SYS_SUPPORTS_100HZ
  1618. bool
  1619. config SYS_SUPPORTS_128HZ
  1620. bool
  1621. config SYS_SUPPORTS_250HZ
  1622. bool
  1623. config SYS_SUPPORTS_256HZ
  1624. bool
  1625. config SYS_SUPPORTS_1000HZ
  1626. bool
  1627. config SYS_SUPPORTS_1024HZ
  1628. bool
  1629. config SYS_SUPPORTS_ARBIT_HZ
  1630. bool
  1631. default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
  1632. !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
  1633. !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
  1634. !SYS_SUPPORTS_1024HZ
  1635. config HZ
  1636. int
  1637. default 48 if HZ_48
  1638. default 100 if HZ_100
  1639. default 128 if HZ_128
  1640. default 250 if HZ_250
  1641. default 256 if HZ_256
  1642. default 1000 if HZ_1000
  1643. default 1024 if HZ_1024
  1644. source "kernel/Kconfig.preempt"
  1645. config MIPS_INSANE_LARGE
  1646. bool "Support for large 64-bit configurations"
  1647. depends on CPU_R10000 && 64BIT
  1648. help
  1649. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1650. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1651. need processes of more than 1TB virtual address space, say Y here.
  1652. This will result in additional memory usage, so it is not
  1653. recommended for normal users.
  1654. config KEXEC
  1655. bool "Kexec system call (EXPERIMENTAL)"
  1656. depends on EXPERIMENTAL
  1657. help
  1658. kexec is a system call that implements the ability to shutdown your
  1659. current kernel, and to start another kernel. It is like a reboot
  1660. but it is indepedent of the system firmware. And like a reboot
  1661. you can start any kernel with it, not just Linux.
  1662. The name comes from the similiarity to the exec system call.
  1663. It is an ongoing process to be certain the hardware in a machine
  1664. is properly shutdown, so do not be surprised if this code does not
  1665. initially work for you. It may help to enable device hotplugging
  1666. support. As of this writing the exact hardware interface is
  1667. strongly in flux, so no good recommendation can be made.
  1668. config SECCOMP
  1669. bool "Enable seccomp to safely compute untrusted bytecode"
  1670. depends on PROC_FS && BROKEN
  1671. default y
  1672. help
  1673. This kernel feature is useful for number crunching applications
  1674. that may need to compute untrusted bytecode during their
  1675. execution. By using pipes or other transports made available to
  1676. the process as file descriptors supporting the read/write
  1677. syscalls, it's possible to isolate those applications in
  1678. their own address space using seccomp. Once seccomp is
  1679. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1680. and the task is only allowed to execute a few safe syscalls
  1681. defined by each seccomp mode.
  1682. If unsure, say Y. Only embedded should say N here.
  1683. endmenu
  1684. config RWSEM_GENERIC_SPINLOCK
  1685. bool
  1686. default y
  1687. config LOCKDEP_SUPPORT
  1688. bool
  1689. default y
  1690. config STACKTRACE_SUPPORT
  1691. bool
  1692. default y
  1693. source "init/Kconfig"
  1694. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1695. config HW_HAS_EISA
  1696. bool
  1697. config HW_HAS_PCI
  1698. bool
  1699. config PCI
  1700. bool "Support for PCI controller"
  1701. depends on HW_HAS_PCI
  1702. help
  1703. Find out whether you have a PCI motherboard. PCI is the name of a
  1704. bus system, i.e. the way the CPU talks to the other stuff inside
  1705. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1706. say Y, otherwise N.
  1707. The PCI-HOWTO, available from
  1708. <http://www.tldp.org/docs.html#howto>, contains valuable
  1709. information about which PCI hardware does work under Linux and which
  1710. doesn't.
  1711. config PCI_DOMAINS
  1712. bool
  1713. depends on PCI
  1714. source "drivers/pci/Kconfig"
  1715. #
  1716. # ISA support is now enabled via select. Too many systems still have the one
  1717. # or other ISA chip on the board that users don't know about so don't expect
  1718. # users to choose the right thing ...
  1719. #
  1720. config ISA
  1721. bool
  1722. config EISA
  1723. bool "EISA support"
  1724. depends on HW_HAS_EISA
  1725. select ISA
  1726. select GENERIC_ISA_DMA
  1727. ---help---
  1728. The Extended Industry Standard Architecture (EISA) bus was
  1729. developed as an open alternative to the IBM MicroChannel bus.
  1730. The EISA bus provided some of the features of the IBM MicroChannel
  1731. bus while maintaining backward compatibility with cards made for
  1732. the older ISA bus. The EISA bus saw limited use between 1988 and
  1733. 1995 when it was made obsolete by the PCI bus.
  1734. Say Y here if you are building a kernel for an EISA-based machine.
  1735. Otherwise, say N.
  1736. source "drivers/eisa/Kconfig"
  1737. config TC
  1738. bool "TURBOchannel support"
  1739. depends on MACH_DECSTATION
  1740. help
  1741. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1742. processors. Documentation on writing device drivers for TurboChannel
  1743. is available at:
  1744. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1745. #config ACCESSBUS
  1746. # bool "Access.Bus support"
  1747. # depends on TC
  1748. config MMU
  1749. bool
  1750. default y
  1751. config I8253
  1752. bool
  1753. source "drivers/pcmcia/Kconfig"
  1754. source "drivers/pci/hotplug/Kconfig"
  1755. endmenu
  1756. menu "Executable file formats"
  1757. source "fs/Kconfig.binfmt"
  1758. config TRAD_SIGNALS
  1759. bool
  1760. config BUILD_ELF64
  1761. bool "Use 64-bit ELF format for building"
  1762. depends on 64BIT
  1763. help
  1764. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1765. format as it's one that allows arbitrary 64-bit constructs. For
  1766. kernels that are loaded within the KSEG compatibility segments the
  1767. 32-bit ELF format can optionally be used resulting in a somewhat
  1768. smaller binary, but this option is not explicitly supported by the
  1769. toolchain and since binutils 2.14 it does not even work at all.
  1770. Say Y to use the 64-bit format or N to use the 32-bit one.
  1771. If unsure say Y.
  1772. config BINFMT_IRIX
  1773. bool "Include IRIX binary compatibility"
  1774. depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
  1775. config MIPS32_COMPAT
  1776. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1777. depends on 64BIT
  1778. help
  1779. Select this option if you want Linux/MIPS 32-bit binary
  1780. compatibility. Since all software available for Linux/MIPS is
  1781. currently 32-bit you should say Y here.
  1782. config COMPAT
  1783. bool
  1784. depends on MIPS32_COMPAT
  1785. default y
  1786. config SYSVIPC_COMPAT
  1787. bool
  1788. depends on COMPAT && SYSVIPC
  1789. default y
  1790. config MIPS32_O32
  1791. bool "Kernel support for o32 binaries"
  1792. depends on MIPS32_COMPAT
  1793. help
  1794. Select this option if you want to run o32 binaries. These are pure
  1795. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1796. existing binaries are in this format.
  1797. If unsure, say Y.
  1798. config MIPS32_N32
  1799. bool "Kernel support for n32 binaries"
  1800. depends on MIPS32_COMPAT
  1801. help
  1802. Select this option if you want to run n32 binaries. These are
  1803. 64-bit binaries using 32-bit quantities for addressing and certain
  1804. data that would normally be 64-bit. They are used in special
  1805. cases.
  1806. If unsure, say N.
  1807. config BINFMT_ELF32
  1808. bool
  1809. default y if MIPS32_O32 || MIPS32_N32
  1810. endmenu
  1811. menu "Power management options"
  1812. source "kernel/power/Kconfig"
  1813. endmenu
  1814. source "net/Kconfig"
  1815. source "drivers/Kconfig"
  1816. source "fs/Kconfig"
  1817. source "arch/mips/oprofile/Kconfig"
  1818. source "arch/mips/Kconfig.debug"
  1819. source "security/Kconfig"
  1820. source "crypto/Kconfig"
  1821. source "lib/Kconfig"