Kconfig 46 KB

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  1. config MIPS
  2. bool
  3. default y
  4. # Horrible source of confusion. Die, die, die ...
  5. select EMBEDDED
  6. mainmenu "Linux/MIPS Kernel Configuration"
  7. menu "Machine selection"
  8. choice
  9. prompt "System type"
  10. default SGI_IP22
  11. config MIPS_MTX1
  12. bool "Support for 4G Systems MTX-1 board"
  13. select DMA_NONCOHERENT
  14. select HW_HAS_PCI
  15. select SOC_AU1500
  16. select SYS_HAS_CPU_MIPS32_R1
  17. select SYS_SUPPORTS_LITTLE_ENDIAN
  18. config MIPS_BOSPORUS
  19. bool "AMD Alchemy Bosporus board"
  20. select SOC_AU1500
  21. select DMA_NONCOHERENT
  22. select SYS_HAS_CPU_MIPS32_R1
  23. select SYS_SUPPORTS_LITTLE_ENDIAN
  24. config MIPS_PB1000
  25. bool "AMD Alchemy PB1000 board"
  26. select SOC_AU1000
  27. select DMA_NONCOHERENT
  28. select HW_HAS_PCI
  29. select SWAP_IO_SPACE
  30. select SYS_HAS_CPU_MIPS32_R1
  31. select SYS_SUPPORTS_LITTLE_ENDIAN
  32. config MIPS_PB1100
  33. bool "AMD Alchemy PB1100 board"
  34. select SOC_AU1100
  35. select DMA_NONCOHERENT
  36. select HW_HAS_PCI
  37. select SWAP_IO_SPACE
  38. select SYS_HAS_CPU_MIPS32_R1
  39. select SYS_SUPPORTS_LITTLE_ENDIAN
  40. config MIPS_PB1500
  41. bool "AMD Alchemy PB1500 board"
  42. select SOC_AU1500
  43. select DMA_NONCOHERENT
  44. select HW_HAS_PCI
  45. select SYS_HAS_CPU_MIPS32_R1
  46. select SYS_SUPPORTS_LITTLE_ENDIAN
  47. config MIPS_PB1550
  48. bool "AMD Alchemy PB1550 board"
  49. select SOC_AU1550
  50. select DMA_NONCOHERENT
  51. select HW_HAS_PCI
  52. select MIPS_DISABLE_OBSOLETE_IDE
  53. select SYS_HAS_CPU_MIPS32_R1
  54. select SYS_SUPPORTS_LITTLE_ENDIAN
  55. config MIPS_PB1200
  56. bool "AMD Alchemy PB1200 board"
  57. select SOC_AU1200
  58. select DMA_NONCOHERENT
  59. select MIPS_DISABLE_OBSOLETE_IDE
  60. select SYS_HAS_CPU_MIPS32_R1
  61. select SYS_SUPPORTS_LITTLE_ENDIAN
  62. config MIPS_DB1000
  63. bool "AMD Alchemy DB1000 board"
  64. select SOC_AU1000
  65. select DMA_NONCOHERENT
  66. select HW_HAS_PCI
  67. select SYS_HAS_CPU_MIPS32_R1
  68. select SYS_SUPPORTS_LITTLE_ENDIAN
  69. config MIPS_DB1100
  70. bool "AMD Alchemy DB1100 board"
  71. select SOC_AU1100
  72. select DMA_NONCOHERENT
  73. select SYS_HAS_CPU_MIPS32_R1
  74. select SYS_SUPPORTS_LITTLE_ENDIAN
  75. config MIPS_DB1500
  76. bool "AMD Alchemy DB1500 board"
  77. select SOC_AU1500
  78. select DMA_NONCOHERENT
  79. select HW_HAS_PCI
  80. select MIPS_DISABLE_OBSOLETE_IDE
  81. select SYS_HAS_CPU_MIPS32_R1
  82. select SYS_SUPPORTS_BIG_ENDIAN
  83. select SYS_SUPPORTS_LITTLE_ENDIAN
  84. config MIPS_DB1550
  85. bool "AMD Alchemy DB1550 board"
  86. select SOC_AU1550
  87. select HW_HAS_PCI
  88. select DMA_NONCOHERENT
  89. select MIPS_DISABLE_OBSOLETE_IDE
  90. select SYS_HAS_CPU_MIPS32_R1
  91. select SYS_SUPPORTS_LITTLE_ENDIAN
  92. config MIPS_DB1200
  93. bool "AMD Alchemy DB1200 board"
  94. select SOC_AU1200
  95. select DMA_COHERENT
  96. select MIPS_DISABLE_OBSOLETE_IDE
  97. select SYS_HAS_CPU_MIPS32_R1
  98. select SYS_SUPPORTS_LITTLE_ENDIAN
  99. config MIPS_MIRAGE
  100. bool "AMD Alchemy Mirage board"
  101. select DMA_NONCOHERENT
  102. select SOC_AU1500
  103. select SYS_HAS_CPU_MIPS32_R1
  104. select SYS_SUPPORTS_LITTLE_ENDIAN
  105. config MIPS_COBALT
  106. bool "Support for Cobalt Server"
  107. select DMA_NONCOHERENT
  108. select HW_HAS_PCI
  109. select I8259
  110. select IRQ_CPU
  111. select MIPS_GT64111
  112. select SYS_HAS_CPU_NEVADA
  113. select SYS_SUPPORTS_32BIT_KERNEL
  114. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  115. select SYS_SUPPORTS_LITTLE_ENDIAN
  116. config MACH_DECSTATION
  117. bool "Support for DECstations"
  118. select BOOT_ELF32
  119. select DMA_NONCOHERENT
  120. select EARLY_PRINTK
  121. select IRQ_CPU
  122. select SYS_HAS_CPU_R3000
  123. select SYS_HAS_CPU_R4X00
  124. select SYS_SUPPORTS_32BIT_KERNEL
  125. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  126. select SYS_SUPPORTS_LITTLE_ENDIAN
  127. help
  128. This enables support for DEC's MIPS based workstations. For details
  129. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  130. DECstation porting pages on <http://decstation.unix-ag.org/>.
  131. If you have one of the following DECstation Models you definitely
  132. want to choose R4xx0 for the CPU Type:
  133. DECstation 5000/50
  134. DECstation 5000/150
  135. DECstation 5000/260
  136. DECsystem 5900/260
  137. otherwise choose R3000.
  138. config MIPS_EV64120
  139. bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  140. depends on EXPERIMENTAL
  141. select DMA_NONCOHERENT
  142. select HW_HAS_PCI
  143. select MIPS_GT64120
  144. select SYS_HAS_CPU_R5000
  145. select SYS_SUPPORTS_32BIT_KERNEL
  146. select SYS_SUPPORTS_64BIT_KERNEL
  147. select SYS_SUPPORTS_BIG_ENDIAN
  148. help
  149. This is an evaluation board based on the Galileo GT-64120
  150. single-chip system controller that contains a MIPS R5000 compatible
  151. core running at 75/100MHz. Their website is located at
  152. <http://www.marvell.com/>. Say Y here if you wish to build a
  153. kernel for this platform.
  154. config MIPS_EV96100
  155. bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)"
  156. depends on EXPERIMENTAL
  157. select DMA_NONCOHERENT
  158. select HW_HAS_PCI
  159. select IRQ_CPU
  160. select MIPS_GT96100
  161. select RM7000_CPU_SCACHE
  162. select SWAP_IO_SPACE
  163. select SYS_HAS_CPU_R5000
  164. select SYS_HAS_CPU_RM7000
  165. select SYS_SUPPORTS_32BIT_KERNEL
  166. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  167. select SYS_SUPPORTS_BIG_ENDIAN
  168. help
  169. This is an evaluation board based on the Galileo GT-96100 LAN/WAN
  170. communications controllers containing a MIPS R5000 compatible core
  171. running at 83MHz. Their website is <http://www.marvell.com/>. Say Y
  172. here if you wish to build a kernel for this platform.
  173. config MIPS_IVR
  174. bool "Support for Globespan IVR board"
  175. select DMA_NONCOHERENT
  176. select HW_HAS_PCI
  177. select ITE_BOARD_GEN
  178. select SYS_HAS_CPU_NEVADA
  179. select SYS_SUPPORTS_32BIT_KERNEL
  180. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  181. select SYS_SUPPORTS_LITTLE_ENDIAN
  182. help
  183. This is an evaluation board built by Globespan to showcase thir
  184. iVR (Internet Video Recorder) design. It utilizes a QED RM5231
  185. R5000 MIPS core. More information can be found out their website
  186. located at <http://www.globespan.net/>. Say Y here if you wish to
  187. build a kernel for this platform.
  188. config MIPS_ITE8172
  189. bool "Support for ITE 8172G board"
  190. select DMA_NONCOHERENT
  191. select HW_HAS_PCI
  192. select ITE_BOARD_GEN
  193. select SYS_HAS_CPU_R5432
  194. select SYS_HAS_CPU_NEVADA
  195. select SYS_SUPPORTS_32BIT_KERNEL
  196. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  197. select SYS_SUPPORTS_LITTLE_ENDIAN
  198. help
  199. Ths is an evaluation board made by ITE <http://www.ite.com.tw/>
  200. with ATX form factor that utilizes a MIPS R5000 to work with its
  201. ITE8172G companion internet appliance chip. The MIPS core can be
  202. either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
  203. a kernel for this platform.
  204. config MACH_JAZZ
  205. bool "Support for the Jazz family of machines"
  206. select ARC
  207. select ARC32
  208. select ARCH_MAY_HAVE_PC_FDC
  209. select GENERIC_ISA_DMA
  210. select I8259
  211. select ISA
  212. select SYS_HAS_CPU_R4X00
  213. select SYS_SUPPORTS_32BIT_KERNEL
  214. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  215. help
  216. This a family of machines based on the MIPS R4030 chipset which was
  217. used by several vendors to build RISC/os and Windows NT workstations.
  218. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  219. Olivetti M700-10 workstations.
  220. config LASAT
  221. bool "Support for LASAT Networks platforms"
  222. select DMA_NONCOHERENT
  223. select HW_HAS_PCI
  224. select MIPS_GT64120
  225. select MIPS_NILE4
  226. select R5000_CPU_SCACHE
  227. select SYS_HAS_CPU_R5000
  228. select SYS_SUPPORTS_32BIT_KERNEL
  229. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  230. select SYS_SUPPORTS_LITTLE_ENDIAN
  231. config MIPS_ATLAS
  232. bool "Support for MIPS Atlas board"
  233. select BOOT_ELF32
  234. select DMA_NONCOHERENT
  235. select IRQ_CPU
  236. select HW_HAS_PCI
  237. select MIPS_BOARDS_GEN
  238. select MIPS_BONITO64
  239. select MIPS_GT64120
  240. select MIPS_MSC
  241. select RM7000_CPU_SCACHE
  242. select SWAP_IO_SPACE
  243. select SYS_HAS_CPU_MIPS32_R1
  244. select SYS_HAS_CPU_MIPS32_R2
  245. select SYS_HAS_CPU_MIPS64_R1
  246. select SYS_HAS_CPU_NEVADA
  247. select SYS_HAS_CPU_RM7000
  248. select SYS_SUPPORTS_32BIT_KERNEL
  249. select SYS_SUPPORTS_64BIT_KERNEL
  250. select SYS_SUPPORTS_BIG_ENDIAN
  251. select SYS_SUPPORTS_LITTLE_ENDIAN
  252. help
  253. This enables support for the MIPS Technologies Atlas evaluation
  254. board.
  255. config MIPS_MALTA
  256. bool "Support for MIPS Malta board"
  257. select ARCH_MAY_HAVE_PC_FDC
  258. select BOOT_ELF32
  259. select HAVE_STD_PC_SERIAL_PORT
  260. select DMA_NONCOHERENT
  261. select IRQ_CPU
  262. select GENERIC_ISA_DMA
  263. select HW_HAS_PCI
  264. select I8259
  265. select MIPS_BOARDS_GEN
  266. select MIPS_BONITO64
  267. select MIPS_GT64120
  268. select MIPS_MSC
  269. select SWAP_IO_SPACE
  270. select SYS_HAS_CPU_MIPS32_R1
  271. select SYS_HAS_CPU_MIPS32_R2
  272. select SYS_HAS_CPU_MIPS64_R1
  273. select SYS_HAS_CPU_NEVADA
  274. select SYS_HAS_CPU_RM7000
  275. select SYS_SUPPORTS_32BIT_KERNEL
  276. select SYS_SUPPORTS_64BIT_KERNEL
  277. select SYS_SUPPORTS_BIG_ENDIAN
  278. select SYS_SUPPORTS_LITTLE_ENDIAN
  279. help
  280. This enables support for the MIPS Technologies Malta evaluation
  281. board.
  282. config MIPS_SEAD
  283. bool "Support for MIPS SEAD board (EXPERIMENTAL)"
  284. depends on EXPERIMENTAL
  285. select IRQ_CPU
  286. select DMA_NONCOHERENT
  287. select MIPS_BOARDS_GEN
  288. select SYS_HAS_CPU_MIPS32_R1
  289. select SYS_HAS_CPU_MIPS32_R2
  290. select SYS_HAS_CPU_MIPS64_R1
  291. select SYS_SUPPORTS_32BIT_KERNEL
  292. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  293. select SYS_SUPPORTS_BIG_ENDIAN
  294. select SYS_SUPPORTS_LITTLE_ENDIAN
  295. help
  296. This enables support for the MIPS Technologies SEAD evaluation
  297. board.
  298. config MIPS_SIM
  299. bool 'Support for MIPS simulator (MIPSsim)'
  300. select DMA_NONCOHERENT
  301. select IRQ_CPU
  302. select SYS_HAS_CPU_MIPS32_R1
  303. select SYS_HAS_CPU_MIPS32_R2
  304. select SYS_SUPPORTS_32BIT_KERNEL
  305. select SYS_SUPPORTS_BIG_ENDIAN
  306. select SYS_SUPPORTS_LITTLE_ENDIAN
  307. help
  308. This option enables support for MIPS Technologies MIPSsim software
  309. emulator.
  310. config MOMENCO_JAGUAR_ATX
  311. bool "Support for Momentum Jaguar board"
  312. select BOOT_ELF32
  313. select DMA_NONCOHERENT
  314. select HW_HAS_PCI
  315. select IRQ_CPU
  316. select IRQ_CPU_RM7K
  317. select IRQ_MV64340
  318. select LIMITED_DMA
  319. select PCI_MARVELL
  320. select RM7000_CPU_SCACHE
  321. select SWAP_IO_SPACE
  322. select SYS_HAS_CPU_RM9000
  323. select SYS_SUPPORTS_32BIT_KERNEL
  324. select SYS_SUPPORTS_64BIT_KERNEL
  325. select SYS_SUPPORTS_BIG_ENDIAN
  326. help
  327. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  328. Momentum Computer <http://www.momenco.com/>.
  329. config MOMENCO_OCELOT
  330. bool "Support for Momentum Ocelot board"
  331. select DMA_NONCOHERENT
  332. select HW_HAS_PCI
  333. select IRQ_CPU
  334. select IRQ_CPU_RM7K
  335. select MIPS_GT64120
  336. select RM7000_CPU_SCACHE
  337. select SWAP_IO_SPACE
  338. select SYS_HAS_CPU_RM7000
  339. select SYS_SUPPORTS_32BIT_KERNEL
  340. select SYS_SUPPORTS_64BIT_KERNEL
  341. select SYS_SUPPORTS_BIG_ENDIAN
  342. help
  343. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  344. Momentum Computer <http://www.momenco.com/>.
  345. config MOMENCO_OCELOT_3
  346. bool "Support for Momentum Ocelot-3 board"
  347. select BOOT_ELF32
  348. select DMA_NONCOHERENT
  349. select HW_HAS_PCI
  350. select IRQ_CPU
  351. select IRQ_CPU_RM7K
  352. select IRQ_MV64340
  353. select PCI_MARVELL
  354. select RM7000_CPU_SCACHE
  355. select SWAP_IO_SPACE
  356. select SYS_HAS_CPU_RM9000
  357. select SYS_SUPPORTS_32BIT_KERNEL
  358. select SYS_SUPPORTS_64BIT_KERNEL
  359. select SYS_SUPPORTS_BIG_ENDIAN
  360. help
  361. The Ocelot-3 is based off Discovery III System Controller and
  362. PMC-Sierra Rm79000 core.
  363. config MOMENCO_OCELOT_C
  364. bool "Support for Momentum Ocelot-C board"
  365. select DMA_NONCOHERENT
  366. select HW_HAS_PCI
  367. select IRQ_CPU
  368. select IRQ_MV64340
  369. select PCI_MARVELL
  370. select RM7000_CPU_SCACHE
  371. select SWAP_IO_SPACE
  372. select SYS_HAS_CPU_RM7000
  373. select SYS_SUPPORTS_32BIT_KERNEL
  374. select SYS_SUPPORTS_64BIT_KERNEL
  375. select SYS_SUPPORTS_BIG_ENDIAN
  376. help
  377. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  378. Momentum Computer <http://www.momenco.com/>.
  379. config MOMENCO_OCELOT_G
  380. bool "Support for Momentum Ocelot-G board"
  381. select DMA_NONCOHERENT
  382. select HW_HAS_PCI
  383. select IRQ_CPU
  384. select IRQ_CPU_RM7K
  385. select PCI_MARVELL
  386. select RM7000_CPU_SCACHE
  387. select SWAP_IO_SPACE
  388. select SYS_HAS_CPU_RM7000
  389. select SYS_SUPPORTS_32BIT_KERNEL
  390. select SYS_SUPPORTS_64BIT_KERNEL
  391. select SYS_SUPPORTS_BIG_ENDIAN
  392. help
  393. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  394. Momentum Computer <http://www.momenco.com/>.
  395. config MIPS_XXS1500
  396. bool "Support for MyCable XXS1500 board"
  397. select DMA_NONCOHERENT
  398. select SOC_AU1500
  399. select SYS_SUPPORTS_LITTLE_ENDIAN
  400. config PNX8550_V2PCI
  401. bool "Support for Philips PNX8550 based Viper2-PCI board"
  402. select PNX8550
  403. select SYS_SUPPORTS_LITTLE_ENDIAN
  404. config PNX8550_JBS
  405. bool "Support for Philips PNX8550 based JBS board"
  406. select PNX8550
  407. select SYS_SUPPORTS_LITTLE_ENDIAN
  408. config DDB5074
  409. bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
  410. depends on EXPERIMENTAL
  411. select DDB5XXX_COMMON
  412. select DMA_NONCOHERENT
  413. select HAVE_STD_PC_SERIAL_PORT
  414. select HW_HAS_PCI
  415. select IRQ_CPU
  416. select I8259
  417. select ISA
  418. select SYS_HAS_CPU_R5000
  419. select SYS_SUPPORTS_32BIT_KERNEL
  420. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  421. select SYS_SUPPORTS_LITTLE_ENDIAN
  422. help
  423. This enables support for the VR5000-based NEC DDB Vrc-5074
  424. evaluation board.
  425. config DDB5476
  426. bool "Support for NEC DDB Vrc-5476"
  427. select DDB5XXX_COMMON
  428. select DMA_NONCOHERENT
  429. select HAVE_STD_PC_SERIAL_PORT
  430. select HW_HAS_PCI
  431. select IRQ_CPU
  432. select I8259
  433. select ISA
  434. select SYS_HAS_CPU_R5432
  435. select SYS_SUPPORTS_32BIT_KERNEL
  436. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  437. select SYS_SUPPORTS_LITTLE_ENDIAN
  438. help
  439. This enables support for the R5432-based NEC DDB Vrc-5476
  440. evaluation board.
  441. Features : kernel debugging, serial terminal, NFS root fs, on-board
  442. ether port USB, AC97, PCI, PCI VGA card & framebuffer console,
  443. IDE controller, PS2 keyboard, PS2 mouse, etc.
  444. config DDB5477
  445. bool "Support for NEC DDB Vrc-5477"
  446. select DDB5XXX_COMMON
  447. select DMA_NONCOHERENT
  448. select HW_HAS_PCI
  449. select I8259
  450. select IRQ_CPU
  451. select SYS_HAS_CPU_R5432
  452. select SYS_SUPPORTS_32BIT_KERNEL
  453. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  454. select SYS_SUPPORTS_LITTLE_ENDIAN
  455. help
  456. This enables support for the R5432-based NEC DDB Vrc-5477,
  457. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  458. Features : kernel debugging, serial terminal, NFS root fs, on-board
  459. ether port USB, AC97, PCI, etc.
  460. config MACH_VR41XX
  461. bool "Support for NEC VR4100 series based machines"
  462. select SYS_HAS_CPU_VR41XX
  463. select SYS_SUPPORTS_32BIT_KERNEL
  464. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  465. config PMC_YOSEMITE
  466. bool "Support for PMC-Sierra Yosemite eval board"
  467. select DMA_COHERENT
  468. select HW_HAS_PCI
  469. select IRQ_CPU
  470. select IRQ_CPU_RM7K
  471. select IRQ_CPU_RM9K
  472. select SWAP_IO_SPACE
  473. select SYS_HAS_CPU_RM9000
  474. select SYS_SUPPORTS_32BIT_KERNEL
  475. select SYS_SUPPORTS_64BIT_KERNEL
  476. select SYS_SUPPORTS_BIG_ENDIAN
  477. select SYS_SUPPORTS_HIGHMEM
  478. help
  479. Yosemite is an evaluation board for the RM9000x2 processor
  480. manufactured by PMC-Sierra.
  481. config QEMU
  482. bool "Support for Qemu"
  483. select DMA_COHERENT
  484. select GENERIC_ISA_DMA
  485. select HAVE_STD_PC_SERIAL_PORT
  486. select I8259
  487. select ISA
  488. select SWAP_IO_SPACE
  489. select SYS_HAS_CPU_MIPS32_R1
  490. select SYS_SUPPORTS_32BIT_KERNEL
  491. select SYS_SUPPORTS_BIG_ENDIAN
  492. help
  493. Qemu is a software emulator which among other architectures also
  494. can simulate a MIPS32 4Kc system. This patch adds support for the
  495. system architecture that currently is being simulated by Qemu. It
  496. will eventually be removed again when Qemu has the capability to
  497. simulate actual MIPS hardware platforms. More information on Qemu
  498. can be found at http://www.linux-mips.org/wiki/Qemu.
  499. config SGI_IP22
  500. bool "Support for SGI IP22 (Indy/Indigo2)"
  501. select ARC
  502. select ARC32
  503. select BOOT_ELF32
  504. select DMA_NONCOHERENT
  505. select HW_HAS_EISA
  506. select IP22_CPU_SCACHE
  507. select IRQ_CPU
  508. select SWAP_IO_SPACE
  509. select SYS_HAS_CPU_R4X00
  510. select SYS_HAS_CPU_R5000
  511. select SYS_SUPPORTS_32BIT_KERNEL
  512. select SYS_SUPPORTS_64BIT_KERNEL
  513. select SYS_SUPPORTS_BIG_ENDIAN
  514. help
  515. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  516. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  517. that runs on these, say Y here.
  518. config SGI_IP27
  519. bool "Support for SGI IP27 (Origin200/2000)"
  520. select ARC
  521. select ARC64
  522. select BOOT_ELF64
  523. select DMA_IP27
  524. select HW_HAS_PCI
  525. select PCI_DOMAINS
  526. select SYS_HAS_CPU_R10000
  527. select SYS_SUPPORTS_64BIT_KERNEL
  528. select SYS_SUPPORTS_BIG_ENDIAN
  529. help
  530. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  531. workstations. To compile a Linux kernel that runs on these, say Y
  532. here.
  533. config SGI_IP32
  534. bool "Support for SGI IP32 (O2) (EXPERIMENTAL)"
  535. depends on EXPERIMENTAL
  536. select ARC
  537. select ARC32
  538. select BOOT_ELF32
  539. select OWN_DMA
  540. select DMA_IP32
  541. select DMA_NONCOHERENT
  542. select HW_HAS_PCI
  543. select R5000_CPU_SCACHE
  544. select RM7000_CPU_SCACHE
  545. select SYS_HAS_CPU_R5000
  546. select SYS_HAS_CPU_R10000 if BROKEN
  547. select SYS_HAS_CPU_RM7000
  548. select SYS_HAS_CPU_NEVADA
  549. select SYS_SUPPORTS_64BIT_KERNEL
  550. select SYS_SUPPORTS_BIG_ENDIAN
  551. help
  552. If you want this kernel to run on SGI O2 workstation, say Y here.
  553. config SIBYTE_BIGSUR
  554. bool "Support for Sibyte BCM91480B-BigSur"
  555. select BOOT_ELF32
  556. select DMA_COHERENT
  557. select PCI_DOMAINS
  558. select SIBYTE_BCM1x80
  559. select SWAP_IO_SPACE
  560. select SYS_HAS_CPU_SB1
  561. select SYS_SUPPORTS_BIG_ENDIAN
  562. select SYS_SUPPORTS_LITTLE_ENDIAN
  563. config SIBYTE_SWARM
  564. bool "Support for Sibyte BCM91250A-SWARM"
  565. select BOOT_ELF32
  566. select DMA_COHERENT
  567. select SIBYTE_SB1250
  568. select SWAP_IO_SPACE
  569. select SYS_HAS_CPU_SB1
  570. select SYS_SUPPORTS_BIG_ENDIAN
  571. select SYS_SUPPORTS_HIGHMEM
  572. select SYS_SUPPORTS_LITTLE_ENDIAN
  573. config SIBYTE_SENTOSA
  574. bool "Support for Sibyte BCM91250E-Sentosa"
  575. depends on EXPERIMENTAL
  576. select BOOT_ELF32
  577. select DMA_COHERENT
  578. select SIBYTE_SB1250
  579. select SWAP_IO_SPACE
  580. select SYS_HAS_CPU_SB1
  581. select SYS_SUPPORTS_BIG_ENDIAN
  582. select SYS_SUPPORTS_LITTLE_ENDIAN
  583. config SIBYTE_RHONE
  584. bool "Support for Sibyte BCM91125E-Rhone"
  585. depends on EXPERIMENTAL
  586. select BOOT_ELF32
  587. select DMA_COHERENT
  588. select SIBYTE_BCM1125H
  589. select SWAP_IO_SPACE
  590. select SYS_HAS_CPU_SB1
  591. select SYS_SUPPORTS_BIG_ENDIAN
  592. select SYS_SUPPORTS_LITTLE_ENDIAN
  593. config SIBYTE_CARMEL
  594. bool "Support for Sibyte BCM91120x-Carmel"
  595. depends on EXPERIMENTAL
  596. select BOOT_ELF32
  597. select DMA_COHERENT
  598. select SIBYTE_BCM1120
  599. select SWAP_IO_SPACE
  600. select SYS_HAS_CPU_SB1
  601. select SYS_SUPPORTS_BIG_ENDIAN
  602. select SYS_SUPPORTS_LITTLE_ENDIAN
  603. config SIBYTE_PTSWARM
  604. bool "Support for Sibyte BCM91250PT-PTSWARM"
  605. depends on EXPERIMENTAL
  606. select BOOT_ELF32
  607. select DMA_COHERENT
  608. select SIBYTE_SB1250
  609. select SWAP_IO_SPACE
  610. select SYS_HAS_CPU_SB1
  611. select SYS_SUPPORTS_BIG_ENDIAN
  612. select SYS_SUPPORTS_HIGHMEM
  613. select SYS_SUPPORTS_LITTLE_ENDIAN
  614. config SIBYTE_LITTLESUR
  615. bool "Support for Sibyte BCM91250C2-LittleSur"
  616. depends on EXPERIMENTAL
  617. select BOOT_ELF32
  618. select DMA_COHERENT
  619. select SIBYTE_SB1250
  620. select SWAP_IO_SPACE
  621. select SYS_HAS_CPU_SB1
  622. select SYS_SUPPORTS_BIG_ENDIAN
  623. select SYS_SUPPORTS_HIGHMEM
  624. select SYS_SUPPORTS_LITTLE_ENDIAN
  625. config SIBYTE_CRHINE
  626. bool "Support for Sibyte BCM91120C-CRhine"
  627. depends on EXPERIMENTAL
  628. select BOOT_ELF32
  629. select DMA_COHERENT
  630. select SIBYTE_BCM1120
  631. select SWAP_IO_SPACE
  632. select SYS_HAS_CPU_SB1
  633. select SYS_SUPPORTS_BIG_ENDIAN
  634. select SYS_SUPPORTS_LITTLE_ENDIAN
  635. config SIBYTE_CRHONE
  636. bool "Support for Sibyte BCM91125C-CRhone"
  637. depends on EXPERIMENTAL
  638. select BOOT_ELF32
  639. select DMA_COHERENT
  640. select SIBYTE_BCM1125
  641. select SWAP_IO_SPACE
  642. select SYS_HAS_CPU_SB1
  643. select SYS_SUPPORTS_BIG_ENDIAN
  644. select SYS_SUPPORTS_HIGHMEM
  645. select SYS_SUPPORTS_LITTLE_ENDIAN
  646. config SNI_RM200_PCI
  647. bool "Support for SNI RM200 PCI"
  648. select ARC
  649. select ARC32
  650. select ARCH_MAY_HAVE_PC_FDC
  651. select BOOT_ELF32
  652. select DMA_NONCOHERENT
  653. select GENERIC_ISA_DMA
  654. select HAVE_STD_PC_SERIAL_PORT
  655. select HW_HAS_EISA
  656. select HW_HAS_PCI
  657. select I8259
  658. select ISA
  659. select SYS_HAS_CPU_R4X00
  660. select SYS_SUPPORTS_32BIT_KERNEL
  661. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  662. select SYS_SUPPORTS_BIG_ENDIAN if EXPERIMENTAL
  663. select SYS_SUPPORTS_HIGHMEM
  664. select SYS_SUPPORTS_LITTLE_ENDIAN
  665. help
  666. The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
  667. Nixdorf Informationssysteme (SNI), parent company of Pyramid
  668. Technology and now in turn merged with Fujitsu. Say Y here to
  669. support this machine type.
  670. config TOSHIBA_JMR3927
  671. bool "Support for Toshiba JMR-TX3927 board"
  672. select DMA_NONCOHERENT
  673. select HW_HAS_PCI
  674. select MIPS_TX3927
  675. select SWAP_IO_SPACE
  676. select SYS_HAS_CPU_TX39XX
  677. select SYS_SUPPORTS_32BIT_KERNEL
  678. select SYS_SUPPORTS_BIG_ENDIAN
  679. select TOSHIBA_BOARDS
  680. config TOSHIBA_RBTX4927
  681. bool "Support for Toshiba TBTX49[23]7 board"
  682. select DMA_NONCOHERENT
  683. select HAS_TXX9_SERIAL
  684. select HW_HAS_PCI
  685. select I8259
  686. select ISA
  687. select SWAP_IO_SPACE
  688. select SYS_HAS_CPU_TX49XX
  689. select SYS_SUPPORTS_32BIT_KERNEL
  690. select SYS_SUPPORTS_64BIT_KERNEL
  691. select SYS_SUPPORTS_BIG_ENDIAN
  692. select TOSHIBA_BOARDS
  693. help
  694. This Toshiba board is based on the TX4927 processor. Say Y here to
  695. support this machine type
  696. config TOSHIBA_RBTX4938
  697. bool "Support for Toshiba RBTX4938 board"
  698. select HAVE_STD_PC_SERIAL_PORT
  699. select DMA_NONCOHERENT
  700. select GENERIC_ISA_DMA
  701. select HAS_TXX9_SERIAL
  702. select HW_HAS_PCI
  703. select I8259
  704. select ISA
  705. select SWAP_IO_SPACE
  706. select SYS_HAS_CPU_TX49XX
  707. select SYS_SUPPORTS_32BIT_KERNEL
  708. select SYS_SUPPORTS_LITTLE_ENDIAN
  709. select SYS_SUPPORTS_BIG_ENDIAN
  710. select TOSHIBA_BOARDS
  711. help
  712. This Toshiba board is based on the TX4938 processor. Say Y here to
  713. support this machine type
  714. endchoice
  715. source "arch/mips/ddb5xxx/Kconfig"
  716. source "arch/mips/gt64120/ev64120/Kconfig"
  717. source "arch/mips/jazz/Kconfig"
  718. source "arch/mips/ite-boards/Kconfig"
  719. source "arch/mips/lasat/Kconfig"
  720. source "arch/mips/momentum/Kconfig"
  721. source "arch/mips/pmc-sierra/Kconfig"
  722. source "arch/mips/sgi-ip27/Kconfig"
  723. source "arch/mips/sibyte/Kconfig"
  724. source "arch/mips/tx4927/Kconfig"
  725. source "arch/mips/tx4938/Kconfig"
  726. source "arch/mips/vr41xx/Kconfig"
  727. source "arch/mips/philips/pnx8550/common/Kconfig"
  728. source "arch/mips/cobalt/Kconfig"
  729. endmenu
  730. config RWSEM_GENERIC_SPINLOCK
  731. bool
  732. default y
  733. config RWSEM_XCHGADD_ALGORITHM
  734. bool
  735. config GENERIC_FIND_NEXT_BIT
  736. bool
  737. default y
  738. config GENERIC_HWEIGHT
  739. bool
  740. default y
  741. config GENERIC_CALIBRATE_DELAY
  742. bool
  743. default y
  744. #
  745. # Select some configuration options automatically based on user selections.
  746. #
  747. config ARC
  748. bool
  749. config ARCH_MAY_HAVE_PC_FDC
  750. bool
  751. config DMA_COHERENT
  752. bool
  753. config DMA_IP27
  754. bool
  755. config DMA_IP32
  756. bool
  757. select DMA_NEED_PCI_MAP_STATE
  758. config DMA_NONCOHERENT
  759. bool
  760. select DMA_NEED_PCI_MAP_STATE
  761. config DMA_NEED_PCI_MAP_STATE
  762. bool
  763. config OWN_DMA
  764. bool
  765. config EARLY_PRINTK
  766. bool
  767. config GENERIC_ISA_DMA
  768. bool
  769. config I8259
  770. bool
  771. config LIMITED_DMA
  772. bool
  773. select HIGHMEM
  774. select SYS_SUPPORTS_HIGHMEM
  775. config MIPS_BONITO64
  776. bool
  777. config MIPS_MSC
  778. bool
  779. config MIPS_NILE4
  780. bool
  781. config MIPS_DISABLE_OBSOLETE_IDE
  782. bool
  783. #
  784. # Endianess selection. Suffiently obscure so many users don't know what to
  785. # answer,so we try hard to limit the available choices. Also the use of a
  786. # choice statement should be more obvious to the user.
  787. #
  788. choice
  789. prompt "Endianess selection"
  790. help
  791. Some MIPS machines can be configured for either little or big endian
  792. byte order. These modes require different kernels and a different
  793. Linux distribution. In general there is one prefered byteorder for a
  794. particular system but some systems are just as commonly used in the
  795. one or the other endianess.
  796. config CPU_BIG_ENDIAN
  797. bool "Big endian"
  798. depends on SYS_SUPPORTS_BIG_ENDIAN
  799. config CPU_LITTLE_ENDIAN
  800. bool "Little endian"
  801. depends on SYS_SUPPORTS_LITTLE_ENDIAN
  802. help
  803. endchoice
  804. config SYS_SUPPORTS_BIG_ENDIAN
  805. bool
  806. config SYS_SUPPORTS_LITTLE_ENDIAN
  807. bool
  808. config IRQ_CPU
  809. bool
  810. config IRQ_CPU_RM7K
  811. bool
  812. config IRQ_CPU_RM9K
  813. bool
  814. config IRQ_MV64340
  815. bool
  816. config DDB5XXX_COMMON
  817. bool
  818. config MIPS_BOARDS_GEN
  819. bool
  820. config MIPS_GT64111
  821. bool
  822. config MIPS_GT64120
  823. bool
  824. config MIPS_TX3927
  825. bool
  826. select HAS_TXX9_SERIAL
  827. config PCI_MARVELL
  828. bool
  829. config ITE_BOARD_GEN
  830. bool
  831. config SOC_AU1000
  832. bool
  833. select SOC_AU1X00
  834. config SOC_AU1100
  835. bool
  836. select SOC_AU1X00
  837. config SOC_AU1500
  838. bool
  839. select SOC_AU1X00
  840. config SOC_AU1550
  841. bool
  842. select SOC_AU1X00
  843. config SOC_AU1200
  844. bool
  845. select SOC_AU1X00
  846. config SOC_AU1X00
  847. bool
  848. select SYS_HAS_CPU_MIPS32_R1
  849. select SYS_SUPPORTS_32BIT_KERNEL
  850. config PNX8550
  851. bool
  852. select SOC_PNX8550
  853. config SOC_PNX8550
  854. bool
  855. select DMA_NONCOHERENT
  856. select HW_HAS_PCI
  857. select SYS_HAS_CPU_MIPS32_R1
  858. select SYS_SUPPORTS_32BIT_KERNEL
  859. config SWAP_IO_SPACE
  860. bool
  861. #
  862. # Unfortunately not all GT64120 systems run the chip at the same clock.
  863. # As the user for the clock rate and try to minimize the available options.
  864. #
  865. choice
  866. prompt "Galileo Chip Clock"
  867. #default SYSCLK_83 if MIPS_EV64120
  868. depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  869. default SYSCLK_83 if MIPS_EV64120
  870. default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
  871. config SYSCLK_75
  872. bool "75" if MIPS_EV64120
  873. config SYSCLK_83
  874. bool "83.3" if MIPS_EV64120
  875. config SYSCLK_100
  876. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  877. endchoice
  878. config ARC32
  879. bool
  880. config AU1X00_USB_DEVICE
  881. bool
  882. depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000
  883. default n
  884. config MIPS_GT96100
  885. bool
  886. select MIPS_GT64120
  887. config IT8172_CIR
  888. bool
  889. depends on MIPS_ITE8172 || MIPS_IVR
  890. default y
  891. config IT8712
  892. bool
  893. depends on MIPS_ITE8172
  894. default y
  895. config BOOT_ELF32
  896. bool
  897. config MIPS_L1_CACHE_SHIFT
  898. int
  899. default "4" if MACH_DECSTATION
  900. default "7" if SGI_IP27
  901. default "5"
  902. config HAVE_STD_PC_SERIAL_PORT
  903. bool
  904. config ARC_CONSOLE
  905. bool "ARC console support"
  906. depends on SGI_IP22 || SNI_RM200_PCI
  907. config ARC_MEMORY
  908. bool
  909. depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32
  910. default y
  911. config ARC_PROMLIB
  912. bool
  913. depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
  914. default y
  915. config ARC64
  916. bool
  917. config BOOT_ELF64
  918. bool
  919. config TOSHIBA_BOARDS
  920. bool
  921. menu "CPU selection"
  922. choice
  923. prompt "CPU type"
  924. default CPU_R4X00
  925. config CPU_MIPS32_R1
  926. bool "MIPS32 Release 1"
  927. depends on SYS_HAS_CPU_MIPS32_R1
  928. select CPU_HAS_PREFETCH
  929. select CPU_SUPPORTS_32BIT_KERNEL
  930. select CPU_SUPPORTS_HIGHMEM
  931. help
  932. Choose this option to build a kernel for release 1 or later of the
  933. MIPS32 architecture. Most modern embedded systems with a 32-bit
  934. MIPS processor are based on a MIPS32 processor. If you know the
  935. specific type of processor in your system, choose those that one
  936. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  937. Release 2 of the MIPS32 architecture is available since several
  938. years so chances are you even have a MIPS32 Release 2 processor
  939. in which case you should choose CPU_MIPS32_R2 instead for better
  940. performance.
  941. config CPU_MIPS32_R2
  942. bool "MIPS32 Release 2"
  943. depends on SYS_HAS_CPU_MIPS32_R2
  944. select CPU_HAS_PREFETCH
  945. select CPU_SUPPORTS_32BIT_KERNEL
  946. select CPU_SUPPORTS_HIGHMEM
  947. help
  948. Choose this option to build a kernel for release 2 or later of the
  949. MIPS32 architecture. Most modern embedded systems with a 32-bit
  950. MIPS processor are based on a MIPS32 processor. If you know the
  951. specific type of processor in your system, choose those that one
  952. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  953. config CPU_MIPS64_R1
  954. bool "MIPS64 Release 1"
  955. depends on SYS_HAS_CPU_MIPS64_R1
  956. select CPU_HAS_PREFETCH
  957. select CPU_SUPPORTS_32BIT_KERNEL
  958. select CPU_SUPPORTS_64BIT_KERNEL
  959. select CPU_SUPPORTS_HIGHMEM
  960. help
  961. Choose this option to build a kernel for release 1 or later of the
  962. MIPS64 architecture. Many modern embedded systems with a 64-bit
  963. MIPS processor are based on a MIPS64 processor. If you know the
  964. specific type of processor in your system, choose those that one
  965. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  966. Release 2 of the MIPS64 architecture is available since several
  967. years so chances are you even have a MIPS64 Release 2 processor
  968. in which case you should choose CPU_MIPS64_R2 instead for better
  969. performance.
  970. config CPU_MIPS64_R2
  971. bool "MIPS64 Release 2"
  972. depends on SYS_HAS_CPU_MIPS64_R2
  973. select CPU_HAS_PREFETCH
  974. select CPU_SUPPORTS_32BIT_KERNEL
  975. select CPU_SUPPORTS_64BIT_KERNEL
  976. select CPU_SUPPORTS_HIGHMEM
  977. help
  978. Choose this option to build a kernel for release 2 or later of the
  979. MIPS64 architecture. Many modern embedded systems with a 64-bit
  980. MIPS processor are based on a MIPS64 processor. If you know the
  981. specific type of processor in your system, choose those that one
  982. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  983. config CPU_R3000
  984. bool "R3000"
  985. depends on SYS_HAS_CPU_R3000
  986. select CPU_SUPPORTS_32BIT_KERNEL
  987. select CPU_SUPPORTS_HIGHMEM
  988. help
  989. Please make sure to pick the right CPU type. Linux/MIPS is not
  990. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  991. *not* work on R4000 machines and vice versa. However, since most
  992. of the supported machines have an R4000 (or similar) CPU, R4x00
  993. might be a safe bet. If the resulting kernel does not work,
  994. try to recompile with R3000.
  995. config CPU_TX39XX
  996. bool "R39XX"
  997. depends on SYS_HAS_CPU_TX39XX
  998. select CPU_SUPPORTS_32BIT_KERNEL
  999. config CPU_VR41XX
  1000. bool "R41xx"
  1001. depends on SYS_HAS_CPU_VR41XX
  1002. select CPU_SUPPORTS_32BIT_KERNEL
  1003. select CPU_SUPPORTS_64BIT_KERNEL
  1004. help
  1005. The options selects support for the NEC VR4100 series of processors.
  1006. Only choose this option if you have one of these processors as a
  1007. kernel built with this option will not run on any other type of
  1008. processor or vice versa.
  1009. config CPU_R4300
  1010. bool "R4300"
  1011. depends on SYS_HAS_CPU_R4300
  1012. select CPU_SUPPORTS_32BIT_KERNEL
  1013. select CPU_SUPPORTS_64BIT_KERNEL
  1014. help
  1015. MIPS Technologies R4300-series processors.
  1016. config CPU_R4X00
  1017. bool "R4x00"
  1018. depends on SYS_HAS_CPU_R4X00
  1019. select CPU_SUPPORTS_32BIT_KERNEL
  1020. select CPU_SUPPORTS_64BIT_KERNEL
  1021. help
  1022. MIPS Technologies R4000-series processors other than 4300, including
  1023. the R4000, R4400, R4600, and 4700.
  1024. config CPU_TX49XX
  1025. bool "R49XX"
  1026. depends on SYS_HAS_CPU_TX49XX
  1027. select CPU_HAS_PREFETCH
  1028. select CPU_SUPPORTS_32BIT_KERNEL
  1029. select CPU_SUPPORTS_64BIT_KERNEL
  1030. config CPU_R5000
  1031. bool "R5000"
  1032. depends on SYS_HAS_CPU_R5000
  1033. select CPU_SUPPORTS_32BIT_KERNEL
  1034. select CPU_SUPPORTS_64BIT_KERNEL
  1035. help
  1036. MIPS Technologies R5000-series processors other than the Nevada.
  1037. config CPU_R5432
  1038. bool "R5432"
  1039. depends on SYS_HAS_CPU_R5432
  1040. select CPU_SUPPORTS_32BIT_KERNEL
  1041. select CPU_SUPPORTS_64BIT_KERNEL
  1042. config CPU_R6000
  1043. bool "R6000"
  1044. depends on EXPERIMENTAL
  1045. depends on SYS_HAS_CPU_R6000
  1046. select CPU_SUPPORTS_32BIT_KERNEL
  1047. help
  1048. MIPS Technologies R6000 and R6000A series processors. Note these
  1049. processors are extremly rare and the support for them is incomplete.
  1050. config CPU_NEVADA
  1051. bool "RM52xx"
  1052. depends on SYS_HAS_CPU_NEVADA
  1053. select CPU_SUPPORTS_32BIT_KERNEL
  1054. select CPU_SUPPORTS_64BIT_KERNEL
  1055. help
  1056. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1057. config CPU_R8000
  1058. bool "R8000"
  1059. depends on EXPERIMENTAL
  1060. depends on SYS_HAS_CPU_R8000
  1061. select CPU_HAS_PREFETCH
  1062. select CPU_SUPPORTS_64BIT_KERNEL
  1063. help
  1064. MIPS Technologies R8000 processors. Note these processors are
  1065. uncommon and the support for them is incomplete.
  1066. config CPU_R10000
  1067. bool "R10000"
  1068. depends on SYS_HAS_CPU_R10000
  1069. select CPU_HAS_PREFETCH
  1070. select CPU_SUPPORTS_32BIT_KERNEL
  1071. select CPU_SUPPORTS_64BIT_KERNEL
  1072. select CPU_SUPPORTS_HIGHMEM
  1073. help
  1074. MIPS Technologies R10000-series processors.
  1075. config CPU_RM7000
  1076. bool "RM7000"
  1077. depends on SYS_HAS_CPU_RM7000
  1078. select CPU_HAS_PREFETCH
  1079. select CPU_SUPPORTS_32BIT_KERNEL
  1080. select CPU_SUPPORTS_64BIT_KERNEL
  1081. select CPU_SUPPORTS_HIGHMEM
  1082. config CPU_RM9000
  1083. bool "RM9000"
  1084. depends on SYS_HAS_CPU_RM9000
  1085. select CPU_HAS_PREFETCH
  1086. select CPU_SUPPORTS_32BIT_KERNEL
  1087. select CPU_SUPPORTS_64BIT_KERNEL
  1088. select CPU_SUPPORTS_HIGHMEM
  1089. config CPU_SB1
  1090. bool "SB1"
  1091. depends on SYS_HAS_CPU_SB1
  1092. select CPU_SUPPORTS_32BIT_KERNEL
  1093. select CPU_SUPPORTS_64BIT_KERNEL
  1094. select CPU_SUPPORTS_HIGHMEM
  1095. endchoice
  1096. config SYS_HAS_CPU_MIPS32_R1
  1097. bool
  1098. config SYS_HAS_CPU_MIPS32_R2
  1099. bool
  1100. config SYS_HAS_CPU_MIPS64_R1
  1101. bool
  1102. config SYS_HAS_CPU_MIPS64_R2
  1103. bool
  1104. config SYS_HAS_CPU_R3000
  1105. bool
  1106. config SYS_HAS_CPU_TX39XX
  1107. bool
  1108. config SYS_HAS_CPU_VR41XX
  1109. bool
  1110. config SYS_HAS_CPU_R4300
  1111. bool
  1112. config SYS_HAS_CPU_R4X00
  1113. bool
  1114. config SYS_HAS_CPU_TX49XX
  1115. bool
  1116. config SYS_HAS_CPU_R5000
  1117. bool
  1118. config SYS_HAS_CPU_R5432
  1119. bool
  1120. config SYS_HAS_CPU_R6000
  1121. bool
  1122. config SYS_HAS_CPU_NEVADA
  1123. bool
  1124. config SYS_HAS_CPU_R8000
  1125. bool
  1126. config SYS_HAS_CPU_R10000
  1127. bool
  1128. config SYS_HAS_CPU_RM7000
  1129. bool
  1130. config SYS_HAS_CPU_RM9000
  1131. bool
  1132. config SYS_HAS_CPU_SB1
  1133. bool
  1134. endmenu
  1135. #
  1136. # These two indicate any levelof the MIPS32 and MIPS64 architecture
  1137. #
  1138. config CPU_MIPS32
  1139. bool
  1140. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  1141. config CPU_MIPS64
  1142. bool
  1143. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  1144. #
  1145. # These two indicate the revision of the architecture, either 32 bot 64 bit.
  1146. #
  1147. config CPU_MIPSR1
  1148. bool
  1149. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  1150. config CPU_MIPSR2
  1151. bool
  1152. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  1153. config SYS_SUPPORTS_32BIT_KERNEL
  1154. bool
  1155. config SYS_SUPPORTS_64BIT_KERNEL
  1156. bool
  1157. config CPU_SUPPORTS_32BIT_KERNEL
  1158. bool
  1159. config CPU_SUPPORTS_64BIT_KERNEL
  1160. bool
  1161. menu "Kernel type"
  1162. choice
  1163. prompt "Kernel code model"
  1164. help
  1165. You should only select this option if you have a workload that
  1166. actually benefits from 64-bit processing or if your machine has
  1167. large memory. You will only be presented a single option in this
  1168. menu if your system does not support both 32-bit and 64-bit kernels.
  1169. config 32BIT
  1170. bool "32-bit kernel"
  1171. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  1172. select TRAD_SIGNALS
  1173. help
  1174. Select this option if you want to build a 32-bit kernel.
  1175. config 64BIT
  1176. bool "64-bit kernel"
  1177. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  1178. help
  1179. Select this option if you want to build a 64-bit kernel.
  1180. endchoice
  1181. choice
  1182. prompt "Kernel page size"
  1183. default PAGE_SIZE_4KB
  1184. config PAGE_SIZE_4KB
  1185. bool "4kB"
  1186. help
  1187. This option select the standard 4kB Linux page size. On some
  1188. R3000-family processors this is the only available page size. Using
  1189. 4kB page size will minimize memory consumption and is therefore
  1190. recommended for low memory systems.
  1191. config PAGE_SIZE_8KB
  1192. bool "8kB"
  1193. depends on EXPERIMENTAL && CPU_R8000
  1194. help
  1195. Using 8kB page size will result in higher performance kernel at
  1196. the price of higher memory consumption. This option is available
  1197. only on the R8000 processor. Not that at the time of this writing
  1198. this option is still high experimental; there are also issues with
  1199. compatibility of user applications.
  1200. config PAGE_SIZE_16KB
  1201. bool "16kB"
  1202. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1203. help
  1204. Using 16kB page size will result in higher performance kernel at
  1205. the price of higher memory consumption. This option is available on
  1206. all non-R3000 family processor. Not that at the time of this
  1207. writing this option is still high experimental; there are also
  1208. issues with compatibility of user applications.
  1209. config PAGE_SIZE_64KB
  1210. bool "64kB"
  1211. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1212. help
  1213. Using 64kB page size will result in higher performance kernel at
  1214. the price of higher memory consumption. This option is available on
  1215. all non-R3000 family processor. Not that at the time of this
  1216. writing this option is still high experimental; there are also
  1217. issues with compatibility of user applications.
  1218. endchoice
  1219. config BOARD_SCACHE
  1220. bool
  1221. config IP22_CPU_SCACHE
  1222. bool
  1223. select BOARD_SCACHE
  1224. config R5000_CPU_SCACHE
  1225. bool
  1226. select BOARD_SCACHE
  1227. config RM7000_CPU_SCACHE
  1228. bool
  1229. select BOARD_SCACHE
  1230. config SIBYTE_DMA_PAGEOPS
  1231. bool "Use DMA to clear/copy pages"
  1232. depends on CPU_SB1
  1233. help
  1234. Instead of using the CPU to zero and copy pages, use a Data Mover
  1235. channel. These DMA channels are otherwise unused by the standard
  1236. SiByte Linux port. Seems to give a small performance benefit.
  1237. config CPU_HAS_PREFETCH
  1238. bool
  1239. config MIPS_MT
  1240. bool "Enable MIPS MT"
  1241. choice
  1242. prompt "MIPS MT options"
  1243. depends on MIPS_MT
  1244. config MIPS_MT_SMP
  1245. bool "Use 1 TC on each available VPE for SMP"
  1246. select SMP
  1247. config MIPS_VPE_LOADER
  1248. bool "VPE loader support."
  1249. depends on MIPS_MT
  1250. help
  1251. Includes a loader for loading an elf relocatable object
  1252. onto another VPE and running it.
  1253. endchoice
  1254. config MIPS_VPE_LOADER_TOM
  1255. bool "Load VPE program into memory hidden from linux"
  1256. depends on MIPS_VPE_LOADER
  1257. default y
  1258. help
  1259. The loader can use memory that is present but has been hidden from
  1260. Linux using the kernel command line option "mem=xxMB". It's up to
  1261. you to ensure the amount you put in the option and the space your
  1262. program requires is less or equal to the amount physically present.
  1263. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1264. config MIPS_VPE_APSP_API
  1265. bool "Enable support for AP/SP API (RTLX)"
  1266. depends on MIPS_VPE_LOADER
  1267. help
  1268. config SB1_PASS_1_WORKAROUNDS
  1269. bool
  1270. depends on CPU_SB1_PASS_1
  1271. default y
  1272. config SB1_PASS_2_WORKAROUNDS
  1273. bool
  1274. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1275. default y
  1276. config SB1_PASS_2_1_WORKAROUNDS
  1277. bool
  1278. depends on CPU_SB1 && CPU_SB1_PASS_2
  1279. default y
  1280. config 64BIT_PHYS_ADDR
  1281. bool "Support for 64-bit physical address space"
  1282. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
  1283. config CPU_ADVANCED
  1284. bool "Override CPU Options"
  1285. depends on 32BIT
  1286. help
  1287. Saying yes here allows you to select support for various features
  1288. your CPU may or may not have. Most people should say N here.
  1289. config CPU_HAS_LLSC
  1290. bool "ll/sc Instructions available" if CPU_ADVANCED
  1291. default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX
  1292. help
  1293. MIPS R4000 series and later provide the Load Linked (ll)
  1294. and Store Conditional (sc) instructions. More information is
  1295. available at <http://www.go-ecs.com/mips/miptek1.htm>.
  1296. Say Y here if your CPU has the ll and sc instructions. Say Y here
  1297. for better performance, N if you don't know. You must say Y here
  1298. for multiprocessor machines.
  1299. config CPU_HAS_WB
  1300. bool "Writeback Buffer available" if CPU_ADVANCED
  1301. default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION
  1302. help
  1303. Say N here for slightly better performance. You must say Y here for
  1304. machines which require flushing of write buffers in software. Saying
  1305. Y is the safe option; N may result in kernel malfunction and crashes.
  1306. menu "MIPSR2 Interrupt handling"
  1307. depends on CPU_MIPSR2 && CPU_ADVANCED
  1308. config CPU_MIPSR2_IRQ_VI
  1309. bool "Vectored interrupt mode"
  1310. help
  1311. Vectored interrupt mode allowing faster dispatching of interrupts.
  1312. The board support code needs to be written to take advantage of this
  1313. mode. Compatibility code is included to allow the kernel to run on
  1314. a CPU that does not support vectored interrupts. It's safe to
  1315. say Y here.
  1316. config CPU_MIPSR2_IRQ_EI
  1317. bool "External interrupt controller mode"
  1318. help
  1319. Extended interrupt mode takes advantage of an external interrupt
  1320. controller to allow fast dispatching from many possible interrupt
  1321. sources. Say N unless you know that external interrupt support is
  1322. required.
  1323. config CPU_MIPSR2_SRS
  1324. bool "Make shadow set registers available for interrupt handlers"
  1325. depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI
  1326. help
  1327. Allow the kernel to use shadow register sets for fast interrupts.
  1328. Interrupt handlers must be specially written to use shadow sets.
  1329. Say N unless you know that shadow register set upport is needed.
  1330. endmenu
  1331. config CPU_HAS_SYNC
  1332. bool
  1333. depends on !CPU_R3000
  1334. default y
  1335. #
  1336. # Use the generic interrupt handling code in kernel/irq/:
  1337. #
  1338. config GENERIC_HARDIRQS
  1339. bool
  1340. default y
  1341. config GENERIC_IRQ_PROBE
  1342. bool
  1343. default y
  1344. #
  1345. # - Highmem only makes sense for the 32-bit kernel.
  1346. # - The current highmem code will only work properly on physically indexed
  1347. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1348. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1349. # moment we protect the user and offer the highmem option only on machines
  1350. # where it's known to be safe. This will not offer highmem on a few systems
  1351. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1352. # indexed CPUs but we're playing safe.
  1353. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1354. # know they might have memory configurations that could make use of highmem
  1355. # support.
  1356. #
  1357. config HIGHMEM
  1358. bool "High Memory Support"
  1359. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1360. config CPU_SUPPORTS_HIGHMEM
  1361. bool
  1362. config SYS_SUPPORTS_HIGHMEM
  1363. bool
  1364. config ARCH_FLATMEM_ENABLE
  1365. def_bool y
  1366. depends on !NUMA
  1367. source "mm/Kconfig"
  1368. config SMP
  1369. bool "Multi-Processing support"
  1370. depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
  1371. ---help---
  1372. This enables support for systems with more than one CPU. If you have
  1373. a system with only one CPU, like most personal computers, say N. If
  1374. you have a system with more than one CPU, say Y.
  1375. If you say N here, the kernel will run on single and multiprocessor
  1376. machines, but will use only one CPU of a multiprocessor machine. If
  1377. you say Y here, the kernel will run on many, but not all,
  1378. singleprocessor machines. On a singleprocessor machine, the kernel
  1379. will run faster if you say N here.
  1380. People using multiprocessor machines who say Y here should also say
  1381. Y to "Enhanced Real Time Clock Support", below.
  1382. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1383. available at <http://www.tldp.org/docs.html#howto>.
  1384. If you don't know what to do here, say N.
  1385. config NR_CPUS
  1386. int "Maximum number of CPUs (2-64)"
  1387. range 2 64
  1388. depends on SMP
  1389. default "64" if SGI_IP27
  1390. default "2"
  1391. help
  1392. This allows you to specify the maximum number of CPUs which this
  1393. kernel will support. The maximum supported value is 32 for 32-bit
  1394. kernel and 64 for 64-bit kernels; the minimum value which makes
  1395. sense is 2.
  1396. This is purely to save memory - each supported CPU adds
  1397. approximately eight kilobytes to the kernel image.
  1398. source "kernel/Kconfig.preempt"
  1399. config RTC_DS1742
  1400. bool "DS1742 BRAM/RTC support"
  1401. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  1402. config MIPS_INSANE_LARGE
  1403. bool "Support for large 64-bit configurations"
  1404. depends on CPU_R10000 && 64BIT
  1405. help
  1406. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1407. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1408. need processes of more than 1TB virtual address space, say Y here.
  1409. This will result in additional memory usage, so it is not
  1410. recommended for normal users.
  1411. endmenu
  1412. config RWSEM_GENERIC_SPINLOCK
  1413. bool
  1414. default y
  1415. source "init/Kconfig"
  1416. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1417. config HW_HAS_EISA
  1418. bool
  1419. config HW_HAS_PCI
  1420. bool
  1421. config PCI
  1422. bool "Support for PCI controller"
  1423. depends on HW_HAS_PCI
  1424. help
  1425. Find out whether you have a PCI motherboard. PCI is the name of a
  1426. bus system, i.e. the way the CPU talks to the other stuff inside
  1427. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1428. say Y, otherwise N.
  1429. The PCI-HOWTO, available from
  1430. <http://www.tldp.org/docs.html#howto>, contains valuable
  1431. information about which PCI hardware does work under Linux and which
  1432. doesn't.
  1433. config PCI_DOMAINS
  1434. bool
  1435. depends on PCI
  1436. source "drivers/pci/Kconfig"
  1437. #
  1438. # ISA support is now enabled via select. Too many systems still have the one
  1439. # or other ISA chip on the board that users don't know about so don't expect
  1440. # users to choose the right thing ...
  1441. #
  1442. config ISA
  1443. bool
  1444. config EISA
  1445. bool "EISA support"
  1446. depends on HW_HAS_EISA
  1447. select ISA
  1448. ---help---
  1449. The Extended Industry Standard Architecture (EISA) bus was
  1450. developed as an open alternative to the IBM MicroChannel bus.
  1451. The EISA bus provided some of the features of the IBM MicroChannel
  1452. bus while maintaining backward compatibility with cards made for
  1453. the older ISA bus. The EISA bus saw limited use between 1988 and
  1454. 1995 when it was made obsolete by the PCI bus.
  1455. Say Y here if you are building a kernel for an EISA-based machine.
  1456. Otherwise, say N.
  1457. source "drivers/eisa/Kconfig"
  1458. config TC
  1459. bool "TURBOchannel support"
  1460. depends on MACH_DECSTATION
  1461. help
  1462. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1463. processors. Documentation on writing device drivers for TurboChannel
  1464. is available at:
  1465. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1466. #config ACCESSBUS
  1467. # bool "Access.Bus support"
  1468. # depends on TC
  1469. config MMU
  1470. bool
  1471. default y
  1472. source "drivers/pcmcia/Kconfig"
  1473. source "drivers/pci/hotplug/Kconfig"
  1474. endmenu
  1475. menu "Executable file formats"
  1476. source "fs/Kconfig.binfmt"
  1477. config TRAD_SIGNALS
  1478. bool
  1479. config BUILD_ELF64
  1480. bool "Use 64-bit ELF format for building"
  1481. depends on 64BIT
  1482. help
  1483. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1484. format as it's one that allows arbitrary 64-bit constructs. For
  1485. kernels that are loaded within the KSEG compatibility segments the
  1486. 32-bit ELF format can optionally be used resulting in a somewhat
  1487. smaller binary, but this option is not explicitly supported by the
  1488. toolchain and since binutils 2.14 it does not even work at all.
  1489. Say Y to use the 64-bit format or N to use the 32-bit one.
  1490. If unsure say Y.
  1491. config BINFMT_IRIX
  1492. bool "Include IRIX binary compatibility"
  1493. depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
  1494. config MIPS32_COMPAT
  1495. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1496. depends on 64BIT
  1497. help
  1498. Select this option if you want Linux/MIPS 32-bit binary
  1499. compatibility. Since all software available for Linux/MIPS is
  1500. currently 32-bit you should say Y here.
  1501. config COMPAT
  1502. bool
  1503. depends on MIPS32_COMPAT
  1504. default y
  1505. config MIPS32_O32
  1506. bool "Kernel support for o32 binaries"
  1507. depends on MIPS32_COMPAT
  1508. help
  1509. Select this option if you want to run o32 binaries. These are pure
  1510. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1511. existing binaries are in this format.
  1512. If unsure, say Y.
  1513. config MIPS32_N32
  1514. bool "Kernel support for n32 binaries"
  1515. depends on MIPS32_COMPAT
  1516. help
  1517. Select this option if you want to run n32 binaries. These are
  1518. 64-bit binaries using 32-bit quantities for addressing and certain
  1519. data that would normally be 64-bit. They are used in special
  1520. cases.
  1521. If unsure, say N.
  1522. config BINFMT_ELF32
  1523. bool
  1524. default y if MIPS32_O32 || MIPS32_N32
  1525. config SECCOMP
  1526. bool "Enable seccomp to safely compute untrusted bytecode"
  1527. depends on PROC_FS && BROKEN
  1528. default y
  1529. help
  1530. This kernel feature is useful for number crunching applications
  1531. that may need to compute untrusted bytecode during their
  1532. execution. By using pipes or other transports made available to
  1533. the process as file descriptors supporting the read/write
  1534. syscalls, it's possible to isolate those applications in
  1535. their own address space using seccomp. Once seccomp is
  1536. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1537. and the task is only allowed to execute a few safe syscalls
  1538. defined by each seccomp mode.
  1539. If unsure, say Y. Only embedded should say N here.
  1540. config PM
  1541. bool "Power Management support (EXPERIMENTAL)"
  1542. depends on EXPERIMENTAL && SOC_AU1X00
  1543. endmenu
  1544. source "net/Kconfig"
  1545. source "drivers/Kconfig"
  1546. source "fs/Kconfig"
  1547. source "arch/mips/oprofile/Kconfig"
  1548. source "arch/mips/Kconfig.debug"
  1549. source "security/Kconfig"
  1550. source "crypto/Kconfig"
  1551. source "lib/Kconfig"