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. 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 support"
  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. help
  130. The eXcite is a smart camera platform manufactured by
  131. Basler Vision Technologies AG
  132. config BASLER_EXCITE_PROTOTYPE
  133. bool "Support for pre-release units"
  134. depends on BASLER_EXCITE
  135. default n
  136. help
  137. Pre-series (prototype) units are different from later ones in
  138. some ways. Select this option if you have one of these. Please
  139. note that a kernel built with this option selected will not be
  140. able to run on normal units.
  141. config MIPS_COBALT
  142. bool "Cobalt Server"
  143. select DMA_NONCOHERENT
  144. select HW_HAS_PCI
  145. select I8259
  146. select IRQ_CPU
  147. select MIPS_GT64111
  148. select SYS_HAS_CPU_NEVADA
  149. select SYS_SUPPORTS_32BIT_KERNEL
  150. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  151. select SYS_SUPPORTS_LITTLE_ENDIAN
  152. select GENERIC_HARDIRQS_NO__DO_IRQ
  153. config MACH_DECSTATION
  154. bool "DECstations"
  155. select BOOT_ELF32
  156. select DMA_NONCOHERENT
  157. select EARLY_PRINTK
  158. select IRQ_CPU
  159. select SYS_HAS_CPU_R3000
  160. select SYS_HAS_CPU_R4X00
  161. select SYS_SUPPORTS_32BIT_KERNEL
  162. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  163. select SYS_SUPPORTS_LITTLE_ENDIAN
  164. select SYS_SUPPORTS_128HZ
  165. select SYS_SUPPORTS_256HZ
  166. select SYS_SUPPORTS_1024HZ
  167. help
  168. This enables support for DEC's MIPS based workstations. For details
  169. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  170. DECstation porting pages on <http://decstation.unix-ag.org/>.
  171. If you have one of the following DECstation Models you definitely
  172. want to choose R4xx0 for the CPU Type:
  173. DECstation 5000/50
  174. DECstation 5000/150
  175. DECstation 5000/260
  176. DECsystem 5900/260
  177. otherwise choose R3000.
  178. config MIPS_EV64120
  179. bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  180. depends on EXPERIMENTAL
  181. select DMA_NONCOHERENT
  182. select HW_HAS_PCI
  183. select MIPS_GT64120
  184. select SYS_HAS_CPU_R5000
  185. select SYS_SUPPORTS_32BIT_KERNEL
  186. select SYS_SUPPORTS_64BIT_KERNEL
  187. select SYS_SUPPORTS_BIG_ENDIAN
  188. help
  189. This is an evaluation board based on the Galileo GT-64120
  190. single-chip system controller that contains a MIPS R5000 compatible
  191. core running at 75/100MHz. Their website is located at
  192. <http://www.marvell.com/>. Say Y here if you wish to build a
  193. kernel for this platform.
  194. config MACH_JAZZ
  195. bool "Jazz family of machines"
  196. select ARC
  197. select ARC32
  198. select ARCH_MAY_HAVE_PC_FDC
  199. select GENERIC_ISA_DMA
  200. select I8253
  201. select I8259
  202. select ISA
  203. select SYS_HAS_CPU_R4X00
  204. select SYS_SUPPORTS_32BIT_KERNEL
  205. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  206. select SYS_SUPPORTS_100HZ
  207. select GENERIC_HARDIRQS_NO__DO_IRQ
  208. help
  209. This a family of machines based on the MIPS R4030 chipset which was
  210. used by several vendors to build RISC/os and Windows NT workstations.
  211. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  212. Olivetti M700-10 workstations.
  213. config LASAT
  214. bool "LASAT Networks platforms"
  215. select DMA_NONCOHERENT
  216. select HW_HAS_PCI
  217. select MIPS_GT64120
  218. select MIPS_NILE4
  219. select R5000_CPU_SCACHE
  220. select SYS_HAS_CPU_R5000
  221. select SYS_SUPPORTS_32BIT_KERNEL
  222. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  223. select SYS_SUPPORTS_LITTLE_ENDIAN
  224. select GENERIC_HARDIRQS_NO__DO_IRQ
  225. config MIPS_ATLAS
  226. bool "MIPS Atlas board"
  227. select BOOT_ELF32
  228. select DMA_NONCOHERENT
  229. select IRQ_CPU
  230. select HW_HAS_PCI
  231. select MIPS_BOARDS_GEN
  232. select MIPS_BONITO64
  233. select MIPS_GT64120
  234. select MIPS_MSC
  235. select RM7000_CPU_SCACHE
  236. select SWAP_IO_SPACE
  237. select SYS_HAS_CPU_MIPS32_R1
  238. select SYS_HAS_CPU_MIPS32_R2
  239. select SYS_HAS_CPU_MIPS64_R1
  240. select SYS_HAS_CPU_NEVADA
  241. select SYS_HAS_CPU_RM7000
  242. select SYS_SUPPORTS_32BIT_KERNEL
  243. select SYS_SUPPORTS_64BIT_KERNEL
  244. select SYS_SUPPORTS_BIG_ENDIAN
  245. select SYS_SUPPORTS_LITTLE_ENDIAN
  246. select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
  247. select GENERIC_HARDIRQS_NO__DO_IRQ
  248. help
  249. This enables support for the MIPS Technologies Atlas evaluation
  250. board.
  251. config MIPS_MALTA
  252. bool "MIPS Malta board"
  253. select ARCH_MAY_HAVE_PC_FDC
  254. select BOOT_ELF32
  255. select HAVE_STD_PC_SERIAL_PORT
  256. select DMA_NONCOHERENT
  257. select GENERIC_ISA_DMA
  258. select IRQ_CPU
  259. select HW_HAS_PCI
  260. select I8259
  261. select MIPS_BOARDS_GEN
  262. select MIPS_BONITO64
  263. select MIPS_CPU_SCACHE
  264. select MIPS_GT64120
  265. select MIPS_MSC
  266. select SWAP_IO_SPACE
  267. select SYS_HAS_CPU_MIPS32_R1
  268. select SYS_HAS_CPU_MIPS32_R2
  269. select SYS_HAS_CPU_MIPS64_R1
  270. select SYS_HAS_CPU_NEVADA
  271. select SYS_HAS_CPU_RM7000
  272. select SYS_SUPPORTS_32BIT_KERNEL
  273. select SYS_SUPPORTS_64BIT_KERNEL
  274. select SYS_SUPPORTS_BIG_ENDIAN
  275. select SYS_SUPPORTS_LITTLE_ENDIAN
  276. select SYS_SUPPORTS_MULTITHREADING
  277. help
  278. This enables support for the MIPS Technologies Malta evaluation
  279. board.
  280. config MIPS_SEAD
  281. bool "MIPS SEAD board (EXPERIMENTAL)"
  282. depends on EXPERIMENTAL
  283. select IRQ_CPU
  284. select DMA_NONCOHERENT
  285. select MIPS_BOARDS_GEN
  286. select SYS_HAS_CPU_MIPS32_R1
  287. select SYS_HAS_CPU_MIPS32_R2
  288. select SYS_HAS_CPU_MIPS64_R1
  289. select SYS_SUPPORTS_32BIT_KERNEL
  290. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  291. select SYS_SUPPORTS_BIG_ENDIAN
  292. select SYS_SUPPORTS_LITTLE_ENDIAN
  293. help
  294. This enables support for the MIPS Technologies SEAD evaluation
  295. board.
  296. config WR_PPMC
  297. bool "Wind River PPMC board"
  298. select IRQ_CPU
  299. select BOOT_ELF32
  300. select DMA_NONCOHERENT
  301. select HW_HAS_PCI
  302. select MIPS_GT64120
  303. select SWAP_IO_SPACE
  304. select SYS_HAS_CPU_MIPS32_R1
  305. select SYS_HAS_CPU_MIPS32_R2
  306. select SYS_HAS_CPU_MIPS64_R1
  307. select SYS_HAS_CPU_NEVADA
  308. select SYS_HAS_CPU_RM7000
  309. select SYS_SUPPORTS_32BIT_KERNEL
  310. select SYS_SUPPORTS_64BIT_KERNEL
  311. select SYS_SUPPORTS_BIG_ENDIAN
  312. select SYS_SUPPORTS_LITTLE_ENDIAN
  313. help
  314. This enables support for the Wind River MIPS32 4KC PPMC evaluation
  315. board, which is based on GT64120 bridge chip.
  316. config MIPS_SIM
  317. bool 'MIPS simulator (MIPSsim)'
  318. select DMA_NONCOHERENT
  319. select IRQ_CPU
  320. select SYS_HAS_CPU_MIPS32_R1
  321. select SYS_HAS_CPU_MIPS32_R2
  322. select SYS_SUPPORTS_32BIT_KERNEL
  323. select SYS_SUPPORTS_BIG_ENDIAN
  324. select SYS_SUPPORTS_LITTLE_ENDIAN
  325. help
  326. This option enables support for MIPS Technologies MIPSsim software
  327. emulator.
  328. config MOMENCO_JAGUAR_ATX
  329. bool "Momentum Jaguar board"
  330. select BOOT_ELF32
  331. select DMA_NONCOHERENT
  332. select HW_HAS_PCI
  333. select IRQ_CPU
  334. select IRQ_CPU_RM7K
  335. select IRQ_MV64340
  336. select LIMITED_DMA
  337. select PCI_MARVELL
  338. select RM7000_CPU_SCACHE
  339. select SWAP_IO_SPACE
  340. select SYS_HAS_CPU_RM9000
  341. select SYS_SUPPORTS_32BIT_KERNEL
  342. select SYS_SUPPORTS_64BIT_KERNEL
  343. select SYS_SUPPORTS_BIG_ENDIAN
  344. help
  345. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  346. Momentum Computer <http://www.momenco.com/>.
  347. config MOMENCO_OCELOT
  348. bool "Momentum Ocelot board"
  349. select DMA_NONCOHERENT
  350. select HW_HAS_PCI
  351. select IRQ_CPU
  352. select IRQ_CPU_RM7K
  353. select MIPS_GT64120
  354. select RM7000_CPU_SCACHE
  355. select SWAP_IO_SPACE
  356. select SYS_HAS_CPU_RM7000
  357. select SYS_SUPPORTS_32BIT_KERNEL
  358. select SYS_SUPPORTS_64BIT_KERNEL
  359. select SYS_SUPPORTS_BIG_ENDIAN
  360. help
  361. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  362. Momentum Computer <http://www.momenco.com/>.
  363. config MOMENCO_OCELOT_3
  364. bool "Momentum Ocelot-3 board"
  365. select BOOT_ELF32
  366. select DMA_NONCOHERENT
  367. select HW_HAS_PCI
  368. select IRQ_CPU
  369. select IRQ_CPU_RM7K
  370. select IRQ_MV64340
  371. select PCI_MARVELL
  372. select RM7000_CPU_SCACHE
  373. select SWAP_IO_SPACE
  374. select SYS_HAS_CPU_RM9000
  375. select SYS_SUPPORTS_32BIT_KERNEL
  376. select SYS_SUPPORTS_64BIT_KERNEL
  377. select SYS_SUPPORTS_BIG_ENDIAN
  378. help
  379. The Ocelot-3 is based off Discovery III System Controller and
  380. PMC-Sierra Rm79000 core.
  381. config MOMENCO_OCELOT_C
  382. bool "Momentum Ocelot-C board"
  383. select DMA_NONCOHERENT
  384. select HW_HAS_PCI
  385. select IRQ_CPU
  386. select IRQ_MV64340
  387. select PCI_MARVELL
  388. select RM7000_CPU_SCACHE
  389. select SWAP_IO_SPACE
  390. select SYS_HAS_CPU_RM7000
  391. select SYS_SUPPORTS_32BIT_KERNEL
  392. select SYS_SUPPORTS_64BIT_KERNEL
  393. select SYS_SUPPORTS_BIG_ENDIAN
  394. select GENERIC_HARDIRQS_NO__DO_IRQ
  395. help
  396. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  397. Momentum Computer <http://www.momenco.com/>.
  398. config MOMENCO_OCELOT_G
  399. bool "Momentum Ocelot-G board"
  400. select DMA_NONCOHERENT
  401. select HW_HAS_PCI
  402. select IRQ_CPU
  403. select IRQ_CPU_RM7K
  404. select PCI_MARVELL
  405. select RM7000_CPU_SCACHE
  406. select SWAP_IO_SPACE
  407. select SYS_HAS_CPU_RM7000
  408. select SYS_SUPPORTS_32BIT_KERNEL
  409. select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
  410. select SYS_SUPPORTS_BIG_ENDIAN
  411. help
  412. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  413. Momentum Computer <http://www.momenco.com/>.
  414. config MIPS_XXS1500
  415. bool "MyCable XXS1500 board"
  416. select DMA_NONCOHERENT
  417. select SOC_AU1500
  418. select SYS_SUPPORTS_LITTLE_ENDIAN
  419. config PNX8550_V2PCI
  420. bool "Philips PNX8550 based Viper2-PCI board"
  421. select PNX8550
  422. select SYS_SUPPORTS_LITTLE_ENDIAN
  423. config PNX8550_JBS
  424. bool "Philips PNX8550 based JBS board"
  425. select PNX8550
  426. select SYS_SUPPORTS_LITTLE_ENDIAN
  427. config PNX8550_STB810
  428. bool "Support for Philips PNX8550 based STB810 board"
  429. select PNX8550
  430. select SYS_SUPPORTS_LITTLE_ENDIAN
  431. config DDB5477
  432. bool "NEC DDB Vrc-5477"
  433. select DDB5XXX_COMMON
  434. select DMA_NONCOHERENT
  435. select HW_HAS_PCI
  436. select I8259
  437. select IRQ_CPU
  438. select SYS_HAS_CPU_R5432
  439. select SYS_SUPPORTS_32BIT_KERNEL
  440. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  441. select SYS_SUPPORTS_LITTLE_ENDIAN
  442. help
  443. This enables support for the R5432-based NEC DDB Vrc-5477,
  444. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  445. Features : kernel debugging, serial terminal, NFS root fs, on-board
  446. ether port USB, AC97, PCI, etc.
  447. config MACH_VR41XX
  448. bool "NEC VR41XX-based machines"
  449. select SYS_HAS_CPU_VR41XX
  450. select SYS_SUPPORTS_32BIT_KERNEL
  451. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  452. select GENERIC_HARDIRQS_NO__DO_IRQ
  453. config PMC_YOSEMITE
  454. bool "PMC-Sierra Yosemite eval board"
  455. select DMA_COHERENT
  456. select HW_HAS_PCI
  457. select IRQ_CPU
  458. select IRQ_CPU_RM7K
  459. select IRQ_CPU_RM9K
  460. select SWAP_IO_SPACE
  461. select SYS_HAS_CPU_RM9000
  462. select SYS_SUPPORTS_32BIT_KERNEL
  463. select SYS_SUPPORTS_64BIT_KERNEL
  464. select SYS_SUPPORTS_BIG_ENDIAN
  465. select SYS_SUPPORTS_HIGHMEM
  466. select SYS_SUPPORTS_SMP
  467. help
  468. Yosemite is an evaluation board for the RM9000x2 processor
  469. manufactured by PMC-Sierra.
  470. config QEMU
  471. bool "Qemu"
  472. select DMA_COHERENT
  473. select GENERIC_ISA_DMA
  474. select HAVE_STD_PC_SERIAL_PORT
  475. select I8253
  476. select I8259
  477. select ISA
  478. select SWAP_IO_SPACE
  479. select SYS_HAS_CPU_MIPS32_R1
  480. select SYS_SUPPORTS_32BIT_KERNEL
  481. select SYS_SUPPORTS_BIG_ENDIAN
  482. select SYS_SUPPORTS_LITTLE_ENDIAN
  483. select ARCH_SPARSEMEM_ENABLE
  484. select GENERIC_HARDIRQS_NO__DO_IRQ
  485. help
  486. Qemu is a software emulator which among other architectures also
  487. can simulate a MIPS32 4Kc system. This patch adds support for the
  488. system architecture that currently is being simulated by Qemu. It
  489. will eventually be removed again when Qemu has the capability to
  490. simulate actual MIPS hardware platforms. More information on Qemu
  491. can be found at http://www.linux-mips.org/wiki/Qemu.
  492. config MARKEINS
  493. bool "Support for NEC EMMA2RH Mark-eins"
  494. select DMA_NONCOHERENT
  495. select HW_HAS_PCI
  496. select IRQ_CPU
  497. select SWAP_IO_SPACE
  498. select SYS_SUPPORTS_32BIT_KERNEL
  499. select SYS_SUPPORTS_BIG_ENDIAN
  500. select SYS_SUPPORTS_LITTLE_ENDIAN
  501. select SYS_HAS_CPU_R5000
  502. help
  503. This enables support for the R5432-based NEC Mark-eins
  504. boards with R5500 CPU.
  505. config SGI_IP22
  506. bool "SGI IP22 (Indy/Indigo2)"
  507. select ARC
  508. select ARC32
  509. select BOOT_ELF32
  510. select DMA_NONCOHERENT
  511. select HW_HAS_EISA
  512. select IP22_CPU_SCACHE
  513. select IRQ_CPU
  514. select GENERIC_ISA_DMA_SUPPORT_BROKEN
  515. select SWAP_IO_SPACE
  516. select SYS_HAS_CPU_R4X00
  517. select SYS_HAS_CPU_R5000
  518. select SYS_SUPPORTS_32BIT_KERNEL
  519. select SYS_SUPPORTS_64BIT_KERNEL
  520. select SYS_SUPPORTS_BIG_ENDIAN
  521. help
  522. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  523. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  524. that runs on these, say Y here.
  525. config SGI_IP27
  526. bool "SGI IP27 (Origin200/2000)"
  527. select ARC
  528. select ARC64
  529. select BOOT_ELF64
  530. select DMA_IP27
  531. select EARLY_PRINTK
  532. select HW_HAS_PCI
  533. select NR_CPUS_DEFAULT_64
  534. select PCI_DOMAINS
  535. select SYS_HAS_CPU_R10000
  536. select SYS_SUPPORTS_64BIT_KERNEL
  537. select SYS_SUPPORTS_BIG_ENDIAN
  538. select SYS_SUPPORTS_NUMA
  539. select SYS_SUPPORTS_SMP
  540. select GENERIC_HARDIRQS_NO__DO_IRQ
  541. help
  542. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  543. workstations. To compile a Linux kernel that runs on these, say Y
  544. here.
  545. config SGI_IP32
  546. bool "SGI IP32 (O2) (EXPERIMENTAL)"
  547. depends on EXPERIMENTAL
  548. select ARC
  549. select ARC32
  550. select BOOT_ELF32
  551. select DMA_NONCOHERENT
  552. select HW_HAS_PCI
  553. select R5000_CPU_SCACHE
  554. select RM7000_CPU_SCACHE
  555. select SYS_HAS_CPU_R5000
  556. select SYS_HAS_CPU_R10000 if BROKEN
  557. select SYS_HAS_CPU_RM7000
  558. select SYS_HAS_CPU_NEVADA
  559. select SYS_SUPPORTS_64BIT_KERNEL
  560. select SYS_SUPPORTS_BIG_ENDIAN
  561. help
  562. If you want this kernel to run on SGI O2 workstation, say Y here.
  563. config SIBYTE_BIGSUR
  564. bool "Sibyte BCM91480B-BigSur"
  565. select BOOT_ELF32
  566. select DMA_COHERENT
  567. select NR_CPUS_DEFAULT_4
  568. select PCI_DOMAINS
  569. select SIBYTE_BCM1x80
  570. select SWAP_IO_SPACE
  571. select SYS_HAS_CPU_SB1
  572. select SYS_SUPPORTS_BIG_ENDIAN
  573. select SYS_SUPPORTS_LITTLE_ENDIAN
  574. config SIBYTE_SWARM
  575. bool "Sibyte BCM91250A-SWARM"
  576. select BOOT_ELF32
  577. select DMA_COHERENT
  578. select NR_CPUS_DEFAULT_2
  579. select SIBYTE_SB1250
  580. select SWAP_IO_SPACE
  581. select SYS_HAS_CPU_SB1
  582. select SYS_SUPPORTS_BIG_ENDIAN
  583. select SYS_SUPPORTS_HIGHMEM
  584. select SYS_SUPPORTS_LITTLE_ENDIAN
  585. config SIBYTE_SENTOSA
  586. bool "Sibyte BCM91250E-Sentosa"
  587. depends on EXPERIMENTAL
  588. select BOOT_ELF32
  589. select DMA_COHERENT
  590. select NR_CPUS_DEFAULT_2
  591. select SIBYTE_SB1250
  592. select SWAP_IO_SPACE
  593. select SYS_HAS_CPU_SB1
  594. select SYS_SUPPORTS_BIG_ENDIAN
  595. select SYS_SUPPORTS_LITTLE_ENDIAN
  596. config SIBYTE_RHONE
  597. bool "Sibyte BCM91125E-Rhone"
  598. depends on EXPERIMENTAL
  599. select BOOT_ELF32
  600. select DMA_COHERENT
  601. select SIBYTE_BCM1125H
  602. select SWAP_IO_SPACE
  603. select SYS_HAS_CPU_SB1
  604. select SYS_SUPPORTS_BIG_ENDIAN
  605. select SYS_SUPPORTS_LITTLE_ENDIAN
  606. config SIBYTE_CARMEL
  607. bool "Sibyte BCM91120x-Carmel"
  608. depends on EXPERIMENTAL
  609. select BOOT_ELF32
  610. select DMA_COHERENT
  611. select SIBYTE_BCM1120
  612. select SWAP_IO_SPACE
  613. select SYS_HAS_CPU_SB1
  614. select SYS_SUPPORTS_BIG_ENDIAN
  615. select SYS_SUPPORTS_LITTLE_ENDIAN
  616. config SIBYTE_PTSWARM
  617. bool "Sibyte BCM91250PT-PTSWARM"
  618. depends on EXPERIMENTAL
  619. select BOOT_ELF32
  620. select DMA_COHERENT
  621. select NR_CPUS_DEFAULT_2
  622. select SIBYTE_SB1250
  623. select SWAP_IO_SPACE
  624. select SYS_HAS_CPU_SB1
  625. select SYS_SUPPORTS_BIG_ENDIAN
  626. select SYS_SUPPORTS_HIGHMEM
  627. select SYS_SUPPORTS_LITTLE_ENDIAN
  628. config SIBYTE_LITTLESUR
  629. bool "Sibyte BCM91250C2-LittleSur"
  630. depends on EXPERIMENTAL
  631. select BOOT_ELF32
  632. select DMA_COHERENT
  633. select NR_CPUS_DEFAULT_2
  634. select SIBYTE_SB1250
  635. select SWAP_IO_SPACE
  636. select SYS_HAS_CPU_SB1
  637. select SYS_SUPPORTS_BIG_ENDIAN
  638. select SYS_SUPPORTS_HIGHMEM
  639. select SYS_SUPPORTS_LITTLE_ENDIAN
  640. config SIBYTE_CRHINE
  641. bool "Sibyte BCM91120C-CRhine"
  642. depends on EXPERIMENTAL
  643. select BOOT_ELF32
  644. select DMA_COHERENT
  645. select SIBYTE_BCM1120
  646. select SWAP_IO_SPACE
  647. select SYS_HAS_CPU_SB1
  648. select SYS_SUPPORTS_BIG_ENDIAN
  649. select SYS_SUPPORTS_LITTLE_ENDIAN
  650. config SIBYTE_CRHONE
  651. bool "Sibyte BCM91125C-CRhone"
  652. depends on EXPERIMENTAL
  653. select BOOT_ELF32
  654. select DMA_COHERENT
  655. select SIBYTE_BCM1125
  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 SNI_RM
  662. bool "SNI RM200/300/400"
  663. select ARC if CPU_LITTLE_ENDIAN
  664. select ARC32 if CPU_LITTLE_ENDIAN
  665. select ARCH_MAY_HAVE_PC_FDC
  666. select BOOT_ELF32
  667. select DMA_NONCOHERENT
  668. select GENERIC_ISA_DMA
  669. select HAVE_STD_PC_SERIAL_PORT
  670. select HW_HAS_EISA
  671. select HW_HAS_PCI
  672. select I8253
  673. select I8259
  674. select ISA
  675. select SWAP_IO_SPACE if CPU_BIG_ENDIAN
  676. select SYS_HAS_CPU_R4X00
  677. select SYS_HAS_CPU_R5000
  678. select R5000_CPU_SCACHE
  679. select SYS_SUPPORTS_32BIT_KERNEL
  680. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  681. select SYS_SUPPORTS_BIG_ENDIAN
  682. select SYS_SUPPORTS_HIGHMEM
  683. select SYS_SUPPORTS_LITTLE_ENDIAN
  684. help
  685. The SNI RM200/300/400 are MIPS-based machines manufactured by
  686. Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
  687. Technology and now in turn merged with Fujitsu. Say Y here to
  688. support this machine type.
  689. config TOSHIBA_JMR3927
  690. bool "Toshiba JMR-TX3927 board"
  691. select DMA_NONCOHERENT
  692. select HW_HAS_PCI
  693. select MIPS_TX3927
  694. select SWAP_IO_SPACE
  695. select SYS_HAS_CPU_TX39XX
  696. select SYS_SUPPORTS_32BIT_KERNEL
  697. select SYS_SUPPORTS_LITTLE_ENDIAN
  698. select SYS_SUPPORTS_BIG_ENDIAN
  699. select TOSHIBA_BOARDS
  700. config TOSHIBA_RBTX4927
  701. bool "Toshiba TBTX49[23]7 board"
  702. select DMA_NONCOHERENT
  703. select HAS_TXX9_SERIAL
  704. select HW_HAS_PCI
  705. select I8259
  706. select ISA
  707. select SWAP_IO_SPACE
  708. select SYS_HAS_CPU_TX49XX
  709. select SYS_SUPPORTS_32BIT_KERNEL
  710. select SYS_SUPPORTS_64BIT_KERNEL
  711. select SYS_SUPPORTS_LITTLE_ENDIAN
  712. select SYS_SUPPORTS_BIG_ENDIAN
  713. select TOSHIBA_BOARDS
  714. select GENERIC_HARDIRQS_NO__DO_IRQ
  715. help
  716. This Toshiba board is based on the TX4927 processor. Say Y here to
  717. support this machine type
  718. config TOSHIBA_RBTX4938
  719. bool "Toshiba RBTX4938 board"
  720. select HAVE_STD_PC_SERIAL_PORT
  721. select DMA_NONCOHERENT
  722. select GENERIC_ISA_DMA
  723. select HAS_TXX9_SERIAL
  724. select HW_HAS_PCI
  725. select I8259
  726. select ISA
  727. select SWAP_IO_SPACE
  728. select SYS_HAS_CPU_TX49XX
  729. select SYS_SUPPORTS_32BIT_KERNEL
  730. select SYS_SUPPORTS_LITTLE_ENDIAN
  731. select SYS_SUPPORTS_BIG_ENDIAN
  732. select TOSHIBA_BOARDS
  733. select GENERIC_HARDIRQS_NO__DO_IRQ
  734. help
  735. This Toshiba board is based on the TX4938 processor. Say Y here to
  736. support this machine type
  737. endchoice
  738. source "arch/mips/ddb5xxx/Kconfig"
  739. source "arch/mips/gt64120/ev64120/Kconfig"
  740. source "arch/mips/jazz/Kconfig"
  741. source "arch/mips/lasat/Kconfig"
  742. source "arch/mips/momentum/Kconfig"
  743. source "arch/mips/pmc-sierra/Kconfig"
  744. source "arch/mips/sgi-ip27/Kconfig"
  745. source "arch/mips/sibyte/Kconfig"
  746. source "arch/mips/tx4927/Kconfig"
  747. source "arch/mips/tx4938/Kconfig"
  748. source "arch/mips/vr41xx/Kconfig"
  749. source "arch/mips/philips/pnx8550/common/Kconfig"
  750. source "arch/mips/cobalt/Kconfig"
  751. endmenu
  752. config RWSEM_GENERIC_SPINLOCK
  753. bool
  754. default y
  755. config RWSEM_XCHGADD_ALGORITHM
  756. bool
  757. config ARCH_HAS_ILOG2_U32
  758. bool
  759. default n
  760. config ARCH_HAS_ILOG2_U64
  761. bool
  762. default n
  763. config GENERIC_FIND_NEXT_BIT
  764. bool
  765. default y
  766. config GENERIC_HWEIGHT
  767. bool
  768. default y
  769. config GENERIC_CALIBRATE_DELAY
  770. bool
  771. default y
  772. config GENERIC_TIME
  773. bool
  774. default y
  775. config SCHED_NO_NO_OMIT_FRAME_POINTER
  776. bool
  777. default y
  778. config GENERIC_HARDIRQS_NO__DO_IRQ
  779. bool
  780. default n
  781. #
  782. # Select some configuration options automatically based on user selections.
  783. #
  784. config ARC
  785. bool
  786. config ARCH_MAY_HAVE_PC_FDC
  787. bool
  788. config DMA_COHERENT
  789. bool
  790. config DMA_IP27
  791. bool
  792. config DMA_IP32
  793. bool
  794. select DMA_NEED_PCI_MAP_STATE
  795. config DMA_NONCOHERENT
  796. bool
  797. select DMA_NEED_PCI_MAP_STATE
  798. config DMA_NEED_PCI_MAP_STATE
  799. bool
  800. config EARLY_PRINTK
  801. bool
  802. config GENERIC_ISA_DMA
  803. bool
  804. config I8259
  805. bool
  806. config LIMITED_DMA
  807. bool
  808. select HIGHMEM
  809. select SYS_SUPPORTS_HIGHMEM
  810. config MIPS_BONITO64
  811. bool
  812. config MIPS_MSC
  813. bool
  814. config MIPS_NILE4
  815. bool
  816. config MIPS_DISABLE_OBSOLETE_IDE
  817. bool
  818. config GENERIC_ISA_DMA_SUPPORT_BROKEN
  819. bool
  820. #
  821. # Endianess selection. Sufficiently obscure so many users don't know what to
  822. # answer,so we try hard to limit the available choices. Also the use of a
  823. # choice statement should be more obvious to the user.
  824. #
  825. choice
  826. prompt "Endianess selection"
  827. help
  828. Some MIPS machines can be configured for either little or big endian
  829. byte order. These modes require different kernels and a different
  830. Linux distribution. In general there is one preferred byteorder for a
  831. particular system but some systems are just as commonly used in the
  832. one or the other endianess.
  833. config CPU_BIG_ENDIAN
  834. bool "Big endian"
  835. depends on SYS_SUPPORTS_BIG_ENDIAN
  836. config CPU_LITTLE_ENDIAN
  837. bool "Little endian"
  838. depends on SYS_SUPPORTS_LITTLE_ENDIAN
  839. help
  840. endchoice
  841. config SYS_SUPPORTS_APM_EMULATION
  842. bool
  843. config SYS_SUPPORTS_BIG_ENDIAN
  844. bool
  845. config SYS_SUPPORTS_LITTLE_ENDIAN
  846. bool
  847. config IRQ_CPU
  848. bool
  849. config IRQ_CPU_RM7K
  850. bool
  851. config IRQ_CPU_RM9K
  852. bool
  853. config IRQ_MV64340
  854. bool
  855. config DDB5XXX_COMMON
  856. bool
  857. config MIPS_BOARDS_GEN
  858. bool
  859. config MIPS_GT64111
  860. bool
  861. config MIPS_GT64120
  862. bool
  863. config MIPS_TX3927
  864. bool
  865. select HAS_TXX9_SERIAL
  866. config MIPS_RM9122
  867. bool
  868. select SERIAL_RM9000
  869. select GPI_RM9000
  870. select WDT_RM9000
  871. config PCI_MARVELL
  872. bool
  873. config SOC_AU1000
  874. bool
  875. select SOC_AU1X00
  876. config SOC_AU1100
  877. bool
  878. select SOC_AU1X00
  879. config SOC_AU1500
  880. bool
  881. select SOC_AU1X00
  882. config SOC_AU1550
  883. bool
  884. select SOC_AU1X00
  885. config SOC_AU1200
  886. bool
  887. select SOC_AU1X00
  888. config SOC_AU1X00
  889. bool
  890. select SYS_HAS_CPU_MIPS32_R1
  891. select SYS_SUPPORTS_32BIT_KERNEL
  892. select SYS_SUPPORTS_APM_EMULATION
  893. config PNX8550
  894. bool
  895. select SOC_PNX8550
  896. config SOC_PNX8550
  897. bool
  898. select DMA_NONCOHERENT
  899. select HW_HAS_PCI
  900. select SYS_HAS_CPU_MIPS32_R1
  901. select SYS_SUPPORTS_32BIT_KERNEL
  902. select GENERIC_HARDIRQS_NO__DO_IRQ
  903. config SWAP_IO_SPACE
  904. bool
  905. config EMMA2RH
  906. bool
  907. depends on MARKEINS
  908. default y
  909. config SERIAL_RM9000
  910. bool
  911. config GPI_RM9000
  912. bool
  913. config WDT_RM9000
  914. bool
  915. #
  916. # Unfortunately not all GT64120 systems run the chip at the same clock.
  917. # As the user for the clock rate and try to minimize the available options.
  918. #
  919. choice
  920. prompt "Galileo Chip Clock"
  921. #default SYSCLK_83 if MIPS_EV64120
  922. depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  923. default SYSCLK_83 if MIPS_EV64120
  924. default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
  925. config SYSCLK_75
  926. bool "75" if MIPS_EV64120
  927. config SYSCLK_83
  928. bool "83.3" if MIPS_EV64120
  929. config SYSCLK_100
  930. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  931. endchoice
  932. config ARC32
  933. bool
  934. config BOOT_ELF32
  935. bool
  936. config MIPS_L1_CACHE_SHIFT
  937. int
  938. default "4" if MACH_DECSTATION
  939. default "7" if SGI_IP27
  940. default "5"
  941. config HAVE_STD_PC_SERIAL_PORT
  942. bool
  943. config ARC_CONSOLE
  944. bool "ARC console support"
  945. depends on SGI_IP22 || SNI_RM
  946. config ARC_MEMORY
  947. bool
  948. depends on MACH_JAZZ || SNI_RM || SGI_IP32
  949. default y
  950. config ARC_PROMLIB
  951. bool
  952. depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
  953. default y
  954. config ARC64
  955. bool
  956. config BOOT_ELF64
  957. bool
  958. config TOSHIBA_BOARDS
  959. bool
  960. menu "CPU selection"
  961. choice
  962. prompt "CPU type"
  963. default CPU_R4X00
  964. config CPU_MIPS32_R1
  965. bool "MIPS32 Release 1"
  966. depends on SYS_HAS_CPU_MIPS32_R1
  967. select CPU_HAS_LLSC
  968. select CPU_HAS_PREFETCH
  969. select CPU_SUPPORTS_32BIT_KERNEL
  970. select CPU_SUPPORTS_HIGHMEM
  971. help
  972. Choose this option to build a kernel for release 1 or later of the
  973. MIPS32 architecture. Most modern embedded systems with a 32-bit
  974. MIPS processor are based on a MIPS32 processor. If you know the
  975. specific type of processor in your system, choose those that one
  976. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  977. Release 2 of the MIPS32 architecture is available since several
  978. years so chances are you even have a MIPS32 Release 2 processor
  979. in which case you should choose CPU_MIPS32_R2 instead for better
  980. performance.
  981. config CPU_MIPS32_R2
  982. bool "MIPS32 Release 2"
  983. depends on SYS_HAS_CPU_MIPS32_R2
  984. select CPU_HAS_LLSC
  985. select CPU_HAS_PREFETCH
  986. select CPU_SUPPORTS_32BIT_KERNEL
  987. select CPU_SUPPORTS_HIGHMEM
  988. help
  989. Choose this option to build a kernel for release 2 or later of the
  990. MIPS32 architecture. Most modern embedded systems with a 32-bit
  991. MIPS processor are based on a MIPS32 processor. If you know the
  992. specific type of processor in your system, choose those that one
  993. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  994. config CPU_MIPS64_R1
  995. bool "MIPS64 Release 1"
  996. depends on SYS_HAS_CPU_MIPS64_R1
  997. select CPU_HAS_LLSC
  998. select CPU_HAS_PREFETCH
  999. select CPU_SUPPORTS_32BIT_KERNEL
  1000. select CPU_SUPPORTS_64BIT_KERNEL
  1001. select CPU_SUPPORTS_HIGHMEM
  1002. help
  1003. Choose this option to build a kernel for release 1 or later of the
  1004. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1005. MIPS processor are based on a MIPS64 processor. If you know the
  1006. specific type of processor in your system, choose those that one
  1007. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1008. Release 2 of the MIPS64 architecture is available since several
  1009. years so chances are you even have a MIPS64 Release 2 processor
  1010. in which case you should choose CPU_MIPS64_R2 instead for better
  1011. performance.
  1012. config CPU_MIPS64_R2
  1013. bool "MIPS64 Release 2"
  1014. depends on SYS_HAS_CPU_MIPS64_R2
  1015. select CPU_HAS_LLSC
  1016. select CPU_HAS_PREFETCH
  1017. select CPU_SUPPORTS_32BIT_KERNEL
  1018. select CPU_SUPPORTS_64BIT_KERNEL
  1019. select CPU_SUPPORTS_HIGHMEM
  1020. help
  1021. Choose this option to build a kernel for release 2 or later of the
  1022. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1023. MIPS processor are based on a MIPS64 processor. If you know the
  1024. specific type of processor in your system, choose those that one
  1025. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1026. config CPU_R3000
  1027. bool "R3000"
  1028. depends on SYS_HAS_CPU_R3000
  1029. select CPU_HAS_WB
  1030. select CPU_SUPPORTS_32BIT_KERNEL
  1031. select CPU_SUPPORTS_HIGHMEM
  1032. help
  1033. Please make sure to pick the right CPU type. Linux/MIPS is not
  1034. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  1035. *not* work on R4000 machines and vice versa. However, since most
  1036. of the supported machines have an R4000 (or similar) CPU, R4x00
  1037. might be a safe bet. If the resulting kernel does not work,
  1038. try to recompile with R3000.
  1039. config CPU_TX39XX
  1040. bool "R39XX"
  1041. depends on SYS_HAS_CPU_TX39XX
  1042. select CPU_SUPPORTS_32BIT_KERNEL
  1043. config CPU_VR41XX
  1044. bool "R41xx"
  1045. depends on SYS_HAS_CPU_VR41XX
  1046. select CPU_SUPPORTS_32BIT_KERNEL
  1047. select CPU_SUPPORTS_64BIT_KERNEL
  1048. help
  1049. The options selects support for the NEC VR4100 series of processors.
  1050. Only choose this option if you have one of these processors as a
  1051. kernel built with this option will not run on any other type of
  1052. processor or vice versa.
  1053. config CPU_R4300
  1054. bool "R4300"
  1055. depends on SYS_HAS_CPU_R4300
  1056. select CPU_HAS_LLSC
  1057. select CPU_SUPPORTS_32BIT_KERNEL
  1058. select CPU_SUPPORTS_64BIT_KERNEL
  1059. help
  1060. MIPS Technologies R4300-series processors.
  1061. config CPU_R4X00
  1062. bool "R4x00"
  1063. depends on SYS_HAS_CPU_R4X00
  1064. select CPU_HAS_LLSC
  1065. select CPU_SUPPORTS_32BIT_KERNEL
  1066. select CPU_SUPPORTS_64BIT_KERNEL
  1067. help
  1068. MIPS Technologies R4000-series processors other than 4300, including
  1069. the R4000, R4400, R4600, and 4700.
  1070. config CPU_TX49XX
  1071. bool "R49XX"
  1072. depends on SYS_HAS_CPU_TX49XX
  1073. select CPU_HAS_LLSC
  1074. select CPU_HAS_PREFETCH
  1075. select CPU_SUPPORTS_32BIT_KERNEL
  1076. select CPU_SUPPORTS_64BIT_KERNEL
  1077. config CPU_R5000
  1078. bool "R5000"
  1079. depends on SYS_HAS_CPU_R5000
  1080. select CPU_HAS_LLSC
  1081. select CPU_SUPPORTS_32BIT_KERNEL
  1082. select CPU_SUPPORTS_64BIT_KERNEL
  1083. help
  1084. MIPS Technologies R5000-series processors other than the Nevada.
  1085. config CPU_R5432
  1086. bool "R5432"
  1087. depends on SYS_HAS_CPU_R5432
  1088. select CPU_HAS_LLSC
  1089. select CPU_SUPPORTS_32BIT_KERNEL
  1090. select CPU_SUPPORTS_64BIT_KERNEL
  1091. config CPU_R6000
  1092. bool "R6000"
  1093. depends on EXPERIMENTAL
  1094. select CPU_HAS_LLSC
  1095. depends on SYS_HAS_CPU_R6000
  1096. select CPU_SUPPORTS_32BIT_KERNEL
  1097. help
  1098. MIPS Technologies R6000 and R6000A series processors. Note these
  1099. processors are extremely rare and the support for them is incomplete.
  1100. config CPU_NEVADA
  1101. bool "RM52xx"
  1102. depends on SYS_HAS_CPU_NEVADA
  1103. select CPU_HAS_LLSC
  1104. select CPU_SUPPORTS_32BIT_KERNEL
  1105. select CPU_SUPPORTS_64BIT_KERNEL
  1106. help
  1107. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1108. config CPU_R8000
  1109. bool "R8000"
  1110. depends on EXPERIMENTAL
  1111. depends on SYS_HAS_CPU_R8000
  1112. select CPU_HAS_LLSC
  1113. select CPU_HAS_PREFETCH
  1114. select CPU_SUPPORTS_64BIT_KERNEL
  1115. help
  1116. MIPS Technologies R8000 processors. Note these processors are
  1117. uncommon and the support for them is incomplete.
  1118. config CPU_R10000
  1119. bool "R10000"
  1120. depends on SYS_HAS_CPU_R10000
  1121. select CPU_HAS_LLSC
  1122. select CPU_HAS_PREFETCH
  1123. select CPU_SUPPORTS_32BIT_KERNEL
  1124. select CPU_SUPPORTS_64BIT_KERNEL
  1125. select CPU_SUPPORTS_HIGHMEM
  1126. help
  1127. MIPS Technologies R10000-series processors.
  1128. config CPU_RM7000
  1129. bool "RM7000"
  1130. depends on SYS_HAS_CPU_RM7000
  1131. select CPU_HAS_LLSC
  1132. select CPU_HAS_PREFETCH
  1133. select CPU_SUPPORTS_32BIT_KERNEL
  1134. select CPU_SUPPORTS_64BIT_KERNEL
  1135. select CPU_SUPPORTS_HIGHMEM
  1136. config CPU_RM9000
  1137. bool "RM9000"
  1138. depends on SYS_HAS_CPU_RM9000
  1139. select CPU_HAS_LLSC
  1140. select CPU_HAS_PREFETCH
  1141. select CPU_SUPPORTS_32BIT_KERNEL
  1142. select CPU_SUPPORTS_64BIT_KERNEL
  1143. select CPU_SUPPORTS_HIGHMEM
  1144. select WEAK_ORDERING
  1145. config CPU_SB1
  1146. bool "SB1"
  1147. depends on SYS_HAS_CPU_SB1
  1148. select CPU_HAS_LLSC
  1149. select CPU_SUPPORTS_32BIT_KERNEL
  1150. select CPU_SUPPORTS_64BIT_KERNEL
  1151. select CPU_SUPPORTS_HIGHMEM
  1152. select WEAK_ORDERING
  1153. endchoice
  1154. config SYS_HAS_CPU_MIPS32_R1
  1155. bool
  1156. config SYS_HAS_CPU_MIPS32_R2
  1157. bool
  1158. config SYS_HAS_CPU_MIPS64_R1
  1159. bool
  1160. config SYS_HAS_CPU_MIPS64_R2
  1161. bool
  1162. config SYS_HAS_CPU_R3000
  1163. bool
  1164. config SYS_HAS_CPU_TX39XX
  1165. bool
  1166. config SYS_HAS_CPU_VR41XX
  1167. bool
  1168. config SYS_HAS_CPU_R4300
  1169. bool
  1170. config SYS_HAS_CPU_R4X00
  1171. bool
  1172. config SYS_HAS_CPU_TX49XX
  1173. bool
  1174. config SYS_HAS_CPU_R5000
  1175. bool
  1176. config SYS_HAS_CPU_R5432
  1177. bool
  1178. config SYS_HAS_CPU_R6000
  1179. bool
  1180. config SYS_HAS_CPU_NEVADA
  1181. bool
  1182. config SYS_HAS_CPU_R8000
  1183. bool
  1184. config SYS_HAS_CPU_R10000
  1185. bool
  1186. config SYS_HAS_CPU_RM7000
  1187. bool
  1188. config SYS_HAS_CPU_RM9000
  1189. bool
  1190. config SYS_HAS_CPU_SB1
  1191. bool
  1192. config WEAK_ORDERING
  1193. bool
  1194. endmenu
  1195. #
  1196. # These two indicate any level of the MIPS32 and MIPS64 architecture
  1197. #
  1198. config CPU_MIPS32
  1199. bool
  1200. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  1201. config CPU_MIPS64
  1202. bool
  1203. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  1204. #
  1205. # These two indicate the revision of the architecture, either Release 1 or Release 2
  1206. #
  1207. config CPU_MIPSR1
  1208. bool
  1209. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  1210. config CPU_MIPSR2
  1211. bool
  1212. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  1213. config SYS_SUPPORTS_32BIT_KERNEL
  1214. bool
  1215. config SYS_SUPPORTS_64BIT_KERNEL
  1216. bool
  1217. config CPU_SUPPORTS_32BIT_KERNEL
  1218. bool
  1219. config CPU_SUPPORTS_64BIT_KERNEL
  1220. bool
  1221. menu "Kernel type"
  1222. choice
  1223. prompt "Kernel code model"
  1224. help
  1225. You should only select this option if you have a workload that
  1226. actually benefits from 64-bit processing or if your machine has
  1227. large memory. You will only be presented a single option in this
  1228. menu if your system does not support both 32-bit and 64-bit kernels.
  1229. config 32BIT
  1230. bool "32-bit kernel"
  1231. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  1232. select TRAD_SIGNALS
  1233. help
  1234. Select this option if you want to build a 32-bit kernel.
  1235. config 64BIT
  1236. bool "64-bit kernel"
  1237. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  1238. help
  1239. Select this option if you want to build a 64-bit kernel.
  1240. endchoice
  1241. choice
  1242. prompt "Kernel page size"
  1243. default PAGE_SIZE_4KB
  1244. config PAGE_SIZE_4KB
  1245. bool "4kB"
  1246. help
  1247. This option select the standard 4kB Linux page size. On some
  1248. R3000-family processors this is the only available page size. Using
  1249. 4kB page size will minimize memory consumption and is therefore
  1250. recommended for low memory systems.
  1251. config PAGE_SIZE_8KB
  1252. bool "8kB"
  1253. depends on EXPERIMENTAL && CPU_R8000
  1254. help
  1255. Using 8kB page size will result in higher performance kernel at
  1256. the price of higher memory consumption. This option is available
  1257. only on the R8000 processor. Not that at the time of this writing
  1258. this option is still high experimental; there are also issues with
  1259. compatibility of user applications.
  1260. config PAGE_SIZE_16KB
  1261. bool "16kB"
  1262. depends on !CPU_R3000 && !CPU_TX39XX
  1263. help
  1264. Using 16kB page size will result in higher performance kernel at
  1265. the price of higher memory consumption. This option is available on
  1266. all non-R3000 family processors. Note that you will need a suitable
  1267. Linux distribution to support this.
  1268. config PAGE_SIZE_64KB
  1269. bool "64kB"
  1270. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1271. help
  1272. Using 64kB page size will result in higher performance kernel at
  1273. the price of higher memory consumption. This option is available on
  1274. all non-R3000 family processor. Not that at the time of this
  1275. writing this option is still high experimental.
  1276. endchoice
  1277. config BOARD_SCACHE
  1278. bool
  1279. config IP22_CPU_SCACHE
  1280. bool
  1281. select BOARD_SCACHE
  1282. #
  1283. # Support for a MIPS32 / MIPS64 style S-caches
  1284. #
  1285. config MIPS_CPU_SCACHE
  1286. bool
  1287. select BOARD_SCACHE
  1288. config R5000_CPU_SCACHE
  1289. bool
  1290. select BOARD_SCACHE
  1291. config RM7000_CPU_SCACHE
  1292. bool
  1293. select BOARD_SCACHE
  1294. config SIBYTE_DMA_PAGEOPS
  1295. bool "Use DMA to clear/copy pages"
  1296. depends on CPU_SB1
  1297. help
  1298. Instead of using the CPU to zero and copy pages, use a Data Mover
  1299. channel. These DMA channels are otherwise unused by the standard
  1300. SiByte Linux port. Seems to give a small performance benefit.
  1301. config CPU_HAS_PREFETCH
  1302. bool
  1303. choice
  1304. prompt "MIPS MT options"
  1305. config MIPS_MT_DISABLED
  1306. bool "Disable multithreading support."
  1307. help
  1308. Use this option if your workload can't take advantage of
  1309. MIPS hardware multithreading support. On systems that don't have
  1310. the option of an MT-enabled processor this option will be the only
  1311. option in this menu.
  1312. config MIPS_MT_SMP
  1313. bool "Use 1 TC on each available VPE for SMP"
  1314. depends on SYS_SUPPORTS_MULTITHREADING
  1315. select CPU_MIPSR2_IRQ_VI
  1316. select CPU_MIPSR2_SRS
  1317. select MIPS_MT
  1318. select SMP
  1319. select SYS_SUPPORTS_SMP
  1320. help
  1321. This is a kernel model which is also known a VSMP or lately
  1322. has been marketesed into SMVP.
  1323. config MIPS_MT_SMTC
  1324. bool "SMTC: Use all TCs on all VPEs for SMP"
  1325. depends on CPU_MIPS32_R2
  1326. #depends on CPU_MIPS64_R2 # once there is hardware ...
  1327. depends on SYS_SUPPORTS_MULTITHREADING
  1328. select CPU_MIPSR2_IRQ_VI
  1329. select CPU_MIPSR2_SRS
  1330. select MIPS_MT
  1331. select NR_CPUS_DEFAULT_2
  1332. select NR_CPUS_DEFAULT_8
  1333. select SMP
  1334. select SYS_SUPPORTS_SMP
  1335. help
  1336. This is a kernel model which is known a SMTC or lately has been
  1337. marketesed into SMVP.
  1338. config MIPS_VPE_LOADER
  1339. bool "VPE loader support."
  1340. depends on SYS_SUPPORTS_MULTITHREADING
  1341. select MIPS_MT
  1342. help
  1343. Includes a loader for loading an elf relocatable object
  1344. onto another VPE and running it.
  1345. endchoice
  1346. config MIPS_MT
  1347. bool
  1348. config SYS_SUPPORTS_MULTITHREADING
  1349. bool
  1350. config MIPS_MT_FPAFF
  1351. bool "Dynamic FPU affinity for FP-intensive threads"
  1352. depends on MIPS_MT
  1353. default y
  1354. config MIPS_MT_SMTC_INSTANT_REPLAY
  1355. bool "Low-latency Dispatch of Deferred SMTC IPIs"
  1356. depends on MIPS_MT_SMTC
  1357. default y
  1358. help
  1359. SMTC pseudo-interrupts between TCs are deferred and queued
  1360. if the target TC is interrupt-inhibited (IXMT). In the first
  1361. SMTC prototypes, these queued IPIs were serviced on return
  1362. to user mode, or on entry into the kernel idle loop. The
  1363. INSTANT_REPLAY option dispatches them as part of local_irq_restore()
  1364. processing, which adds runtime overhead (hence the option to turn
  1365. it off), but ensures that IPIs are handled promptly even under
  1366. heavy I/O interrupt load.
  1367. config MIPS_VPE_LOADER_TOM
  1368. bool "Load VPE program into memory hidden from linux"
  1369. depends on MIPS_VPE_LOADER
  1370. default y
  1371. help
  1372. The loader can use memory that is present but has been hidden from
  1373. Linux using the kernel command line option "mem=xxMB". It's up to
  1374. you to ensure the amount you put in the option and the space your
  1375. program requires is less or equal to the amount physically present.
  1376. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1377. config MIPS_VPE_APSP_API
  1378. bool "Enable support for AP/SP API (RTLX)"
  1379. depends on MIPS_VPE_LOADER
  1380. help
  1381. config MIPS_APSP_KSPD
  1382. bool "Enable KSPD"
  1383. depends on MIPS_VPE_APSP_API
  1384. default y
  1385. help
  1386. KSPD is a kernel daemon that accepts syscall requests from the SP
  1387. side, actions them and returns the results. It also handles the
  1388. "exit" syscall notifying other kernel modules the SP program is
  1389. exiting. You probably want to say yes here.
  1390. config SB1_PASS_1_WORKAROUNDS
  1391. bool
  1392. depends on CPU_SB1_PASS_1
  1393. default y
  1394. config SB1_PASS_2_WORKAROUNDS
  1395. bool
  1396. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1397. default y
  1398. config SB1_PASS_2_1_WORKAROUNDS
  1399. bool
  1400. depends on CPU_SB1 && CPU_SB1_PASS_2
  1401. default y
  1402. config 64BIT_PHYS_ADDR
  1403. bool "Support for 64-bit physical address space"
  1404. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
  1405. config CPU_HAS_LLSC
  1406. bool
  1407. config CPU_HAS_WB
  1408. bool
  1409. #
  1410. # Vectored interrupt mode is an R2 feature
  1411. #
  1412. config CPU_MIPSR2_IRQ_VI
  1413. bool
  1414. #
  1415. # Extended interrupt mode is an R2 feature
  1416. #
  1417. config CPU_MIPSR2_IRQ_EI
  1418. bool
  1419. #
  1420. # Shadow registers are an R2 feature
  1421. #
  1422. config CPU_MIPSR2_SRS
  1423. bool
  1424. config CPU_HAS_SYNC
  1425. bool
  1426. depends on !CPU_R3000
  1427. default y
  1428. #
  1429. # Use the generic interrupt handling code in kernel/irq/:
  1430. #
  1431. config GENERIC_HARDIRQS
  1432. bool
  1433. default y
  1434. config GENERIC_IRQ_PROBE
  1435. bool
  1436. default y
  1437. config IRQ_PER_CPU
  1438. bool
  1439. #
  1440. # - Highmem only makes sense for the 32-bit kernel.
  1441. # - The current highmem code will only work properly on physically indexed
  1442. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1443. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1444. # moment we protect the user and offer the highmem option only on machines
  1445. # where it's known to be safe. This will not offer highmem on a few systems
  1446. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1447. # indexed CPUs but we're playing safe.
  1448. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1449. # know they might have memory configurations that could make use of highmem
  1450. # support.
  1451. #
  1452. config HIGHMEM
  1453. bool "High Memory Support"
  1454. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1455. config CPU_SUPPORTS_HIGHMEM
  1456. bool
  1457. config SYS_SUPPORTS_HIGHMEM
  1458. bool
  1459. config ARCH_FLATMEM_ENABLE
  1460. def_bool y
  1461. depends on !NUMA
  1462. config ARCH_DISCONTIGMEM_ENABLE
  1463. bool
  1464. default y if SGI_IP27
  1465. help
  1466. Say Y to upport efficient handling of discontiguous physical memory,
  1467. for architectures which are either NUMA (Non-Uniform Memory Access)
  1468. or have huge holes in the physical address space for other reasons.
  1469. See <file:Documentation/vm/numa> for more.
  1470. config ARCH_SPARSEMEM_ENABLE
  1471. bool
  1472. select SPARSEMEM_STATIC
  1473. config NUMA
  1474. bool "NUMA Support"
  1475. depends on SYS_SUPPORTS_NUMA
  1476. help
  1477. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  1478. Access). This option improves performance on systems with more
  1479. than two nodes; on two node systems it is generally better to
  1480. leave it disabled; on single node systems disable this option
  1481. disabled.
  1482. config SYS_SUPPORTS_NUMA
  1483. bool
  1484. config NODES_SHIFT
  1485. int
  1486. default "6"
  1487. depends on NEED_MULTIPLE_NODES
  1488. source "mm/Kconfig"
  1489. config SMP
  1490. bool "Multi-Processing support"
  1491. depends on SYS_SUPPORTS_SMP
  1492. select IRQ_PER_CPU
  1493. help
  1494. This enables support for systems with more than one CPU. If you have
  1495. a system with only one CPU, like most personal computers, say N. If
  1496. you have a system with more than one CPU, say Y.
  1497. If you say N here, the kernel will run on single and multiprocessor
  1498. machines, but will use only one CPU of a multiprocessor machine. If
  1499. you say Y here, the kernel will run on many, but not all,
  1500. singleprocessor machines. On a singleprocessor machine, the kernel
  1501. will run faster if you say N here.
  1502. People using multiprocessor machines who say Y here should also say
  1503. Y to "Enhanced Real Time Clock Support", below.
  1504. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1505. available at <http://www.tldp.org/docs.html#howto>.
  1506. If you don't know what to do here, say N.
  1507. config SYS_SUPPORTS_SMP
  1508. bool
  1509. config NR_CPUS_DEFAULT_2
  1510. bool
  1511. config NR_CPUS_DEFAULT_4
  1512. bool
  1513. config NR_CPUS_DEFAULT_8
  1514. bool
  1515. config NR_CPUS_DEFAULT_16
  1516. bool
  1517. config NR_CPUS_DEFAULT_32
  1518. bool
  1519. config NR_CPUS_DEFAULT_64
  1520. bool
  1521. config NR_CPUS
  1522. int "Maximum number of CPUs (2-64)"
  1523. range 2 64
  1524. depends on SMP
  1525. default "2" if NR_CPUS_DEFAULT_2
  1526. default "4" if NR_CPUS_DEFAULT_4
  1527. default "8" if NR_CPUS_DEFAULT_8
  1528. default "16" if NR_CPUS_DEFAULT_16
  1529. default "32" if NR_CPUS_DEFAULT_32
  1530. default "64" if NR_CPUS_DEFAULT_64
  1531. help
  1532. This allows you to specify the maximum number of CPUs which this
  1533. kernel will support. The maximum supported value is 32 for 32-bit
  1534. kernel and 64 for 64-bit kernels; the minimum value which makes
  1535. sense is 2.
  1536. This is purely to save memory - each supported CPU adds
  1537. approximately eight kilobytes to the kernel image.
  1538. #
  1539. # Timer Interrupt Frequency Configuration
  1540. #
  1541. choice
  1542. prompt "Timer frequency"
  1543. default HZ_250
  1544. help
  1545. Allows the configuration of the timer frequency.
  1546. config HZ_48
  1547. bool "48 HZ" if SYS_SUPPORTS_48HZ
  1548. config HZ_100
  1549. bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
  1550. config HZ_128
  1551. bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
  1552. config HZ_250
  1553. bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
  1554. config HZ_256
  1555. bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
  1556. config HZ_1000
  1557. bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
  1558. config HZ_1024
  1559. bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
  1560. endchoice
  1561. config SYS_SUPPORTS_48HZ
  1562. bool
  1563. config SYS_SUPPORTS_100HZ
  1564. bool
  1565. config SYS_SUPPORTS_128HZ
  1566. bool
  1567. config SYS_SUPPORTS_250HZ
  1568. bool
  1569. config SYS_SUPPORTS_256HZ
  1570. bool
  1571. config SYS_SUPPORTS_1000HZ
  1572. bool
  1573. config SYS_SUPPORTS_1024HZ
  1574. bool
  1575. config SYS_SUPPORTS_ARBIT_HZ
  1576. bool
  1577. default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
  1578. !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
  1579. !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
  1580. !SYS_SUPPORTS_1024HZ
  1581. config HZ
  1582. int
  1583. default 48 if HZ_48
  1584. default 100 if HZ_100
  1585. default 128 if HZ_128
  1586. default 250 if HZ_250
  1587. default 256 if HZ_256
  1588. default 1000 if HZ_1000
  1589. default 1024 if HZ_1024
  1590. source "kernel/Kconfig.preempt"
  1591. config RTC_DS1742
  1592. bool "DS1742 BRAM/RTC support"
  1593. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  1594. config MIPS_INSANE_LARGE
  1595. bool "Support for large 64-bit configurations"
  1596. depends on CPU_R10000 && 64BIT
  1597. help
  1598. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1599. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1600. need processes of more than 1TB virtual address space, say Y here.
  1601. This will result in additional memory usage, so it is not
  1602. recommended for normal users.
  1603. config KEXEC
  1604. bool "Kexec system call (EXPERIMENTAL)"
  1605. depends on EXPERIMENTAL
  1606. help
  1607. kexec is a system call that implements the ability to shutdown your
  1608. current kernel, and to start another kernel. It is like a reboot
  1609. but it is indepedent of the system firmware. And like a reboot
  1610. you can start any kernel with it, not just Linux.
  1611. The name comes from the similiarity to the exec system call.
  1612. It is an ongoing process to be certain the hardware in a machine
  1613. is properly shutdown, so do not be surprised if this code does not
  1614. initially work for you. It may help to enable device hotplugging
  1615. support. As of this writing the exact hardware interface is
  1616. strongly in flux, so no good recommendation can be made.
  1617. config SECCOMP
  1618. bool "Enable seccomp to safely compute untrusted bytecode"
  1619. depends on PROC_FS && BROKEN
  1620. default y
  1621. help
  1622. This kernel feature is useful for number crunching applications
  1623. that may need to compute untrusted bytecode during their
  1624. execution. By using pipes or other transports made available to
  1625. the process as file descriptors supporting the read/write
  1626. syscalls, it's possible to isolate those applications in
  1627. their own address space using seccomp. Once seccomp is
  1628. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1629. and the task is only allowed to execute a few safe syscalls
  1630. defined by each seccomp mode.
  1631. If unsure, say Y. Only embedded should say N here.
  1632. endmenu
  1633. config RWSEM_GENERIC_SPINLOCK
  1634. bool
  1635. default y
  1636. config LOCKDEP_SUPPORT
  1637. bool
  1638. default y
  1639. config STACKTRACE_SUPPORT
  1640. bool
  1641. default y
  1642. source "init/Kconfig"
  1643. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1644. config HW_HAS_EISA
  1645. bool
  1646. config HW_HAS_PCI
  1647. bool
  1648. config PCI
  1649. bool "Support for PCI controller"
  1650. depends on HW_HAS_PCI
  1651. help
  1652. Find out whether you have a PCI motherboard. PCI is the name of a
  1653. bus system, i.e. the way the CPU talks to the other stuff inside
  1654. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1655. say Y, otherwise N.
  1656. The PCI-HOWTO, available from
  1657. <http://www.tldp.org/docs.html#howto>, contains valuable
  1658. information about which PCI hardware does work under Linux and which
  1659. doesn't.
  1660. config PCI_DOMAINS
  1661. bool
  1662. depends on PCI
  1663. source "drivers/pci/Kconfig"
  1664. #
  1665. # ISA support is now enabled via select. Too many systems still have the one
  1666. # or other ISA chip on the board that users don't know about so don't expect
  1667. # users to choose the right thing ...
  1668. #
  1669. config ISA
  1670. bool
  1671. config EISA
  1672. bool "EISA support"
  1673. depends on HW_HAS_EISA
  1674. select ISA
  1675. select GENERIC_ISA_DMA
  1676. ---help---
  1677. The Extended Industry Standard Architecture (EISA) bus was
  1678. developed as an open alternative to the IBM MicroChannel bus.
  1679. The EISA bus provided some of the features of the IBM MicroChannel
  1680. bus while maintaining backward compatibility with cards made for
  1681. the older ISA bus. The EISA bus saw limited use between 1988 and
  1682. 1995 when it was made obsolete by the PCI bus.
  1683. Say Y here if you are building a kernel for an EISA-based machine.
  1684. Otherwise, say N.
  1685. source "drivers/eisa/Kconfig"
  1686. config TC
  1687. bool "TURBOchannel support"
  1688. depends on MACH_DECSTATION
  1689. help
  1690. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1691. processors. Documentation on writing device drivers for TurboChannel
  1692. is available at:
  1693. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1694. #config ACCESSBUS
  1695. # bool "Access.Bus support"
  1696. # depends on TC
  1697. config MMU
  1698. bool
  1699. default y
  1700. config I8253
  1701. bool
  1702. source "drivers/pcmcia/Kconfig"
  1703. source "drivers/pci/hotplug/Kconfig"
  1704. endmenu
  1705. menu "Executable file formats"
  1706. source "fs/Kconfig.binfmt"
  1707. config TRAD_SIGNALS
  1708. bool
  1709. config BUILD_ELF64
  1710. bool "Use 64-bit ELF format for building"
  1711. depends on 64BIT
  1712. help
  1713. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1714. format as it's one that allows arbitrary 64-bit constructs. For
  1715. kernels that are loaded within the KSEG compatibility segments the
  1716. 32-bit ELF format can optionally be used resulting in a somewhat
  1717. smaller binary, but this option is not explicitly supported by the
  1718. toolchain and since binutils 2.14 it does not even work at all.
  1719. Say Y to use the 64-bit format or N to use the 32-bit one.
  1720. If unsure say Y.
  1721. config BINFMT_IRIX
  1722. bool "Include IRIX binary compatibility"
  1723. depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
  1724. config MIPS32_COMPAT
  1725. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1726. depends on 64BIT
  1727. help
  1728. Select this option if you want Linux/MIPS 32-bit binary
  1729. compatibility. Since all software available for Linux/MIPS is
  1730. currently 32-bit you should say Y here.
  1731. config COMPAT
  1732. bool
  1733. depends on MIPS32_COMPAT
  1734. default y
  1735. config SYSVIPC_COMPAT
  1736. bool
  1737. depends on COMPAT && SYSVIPC
  1738. default y
  1739. config MIPS32_O32
  1740. bool "Kernel support for o32 binaries"
  1741. depends on MIPS32_COMPAT
  1742. help
  1743. Select this option if you want to run o32 binaries. These are pure
  1744. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1745. existing binaries are in this format.
  1746. If unsure, say Y.
  1747. config MIPS32_N32
  1748. bool "Kernel support for n32 binaries"
  1749. depends on MIPS32_COMPAT
  1750. help
  1751. Select this option if you want to run n32 binaries. These are
  1752. 64-bit binaries using 32-bit quantities for addressing and certain
  1753. data that would normally be 64-bit. They are used in special
  1754. cases.
  1755. If unsure, say N.
  1756. config BINFMT_ELF32
  1757. bool
  1758. default y if MIPS32_O32 || MIPS32_N32
  1759. endmenu
  1760. menu "Power management options"
  1761. source "kernel/power/Kconfig"
  1762. endmenu
  1763. source "net/Kconfig"
  1764. source "drivers/Kconfig"
  1765. source "fs/Kconfig"
  1766. source "arch/mips/oprofile/Kconfig"
  1767. source "arch/mips/Kconfig.debug"
  1768. source "security/Kconfig"
  1769. source "crypto/Kconfig"
  1770. source "lib/Kconfig"