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