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. # shouldn't it be per-subarchitecture?
  7. config ARCH_MAY_HAVE_PC_FDC
  8. bool
  9. default y
  10. mainmenu "Linux/MIPS Kernel Configuration"
  11. source "init/Kconfig"
  12. config CPU_MIPS32
  13. bool
  14. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  15. config CPU_MIPS64
  16. bool
  17. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  18. config CPU_MIPSR1
  19. bool
  20. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  21. config CPU_MIPSR2
  22. bool
  23. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  24. config SYS_SUPPORTS_32BIT_KERNEL
  25. bool
  26. config SYS_SUPPORTS_64BIT_KERNEL
  27. bool
  28. config CPU_SUPPORTS_32BIT_KERNEL
  29. bool
  30. config CPU_SUPPORTS_64BIT_KERNEL
  31. bool
  32. menu "Kernel type"
  33. choice
  34. prompt "Kernel code model"
  35. help
  36. You should only select this option if you have a workload that
  37. actually benefits from 64-bit processing or if your machine has
  38. large memory. You will only be presented a single option in this
  39. menu if your system does not support both 32-bit and 64-bit kernels.
  40. config 32BIT
  41. bool "32-bit kernel"
  42. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  43. select TRAD_SIGNALS
  44. help
  45. Select this option if you want to build a 32-bit kernel.
  46. config 64BIT
  47. bool "64-bit kernel"
  48. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  49. help
  50. Select this option if you want to build a 64-bit kernel.
  51. endchoice
  52. endmenu
  53. menu "Machine selection"
  54. config MACH_JAZZ
  55. bool "Support for the Jazz family of machines"
  56. select ARC
  57. select ARC32
  58. select ARCH_MAY_HAVE_PC_FDC
  59. select GENERIC_ISA_DMA
  60. select I8259
  61. select ISA
  62. select SYS_SUPPORTS_32BIT_KERNEL
  63. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  64. help
  65. This a family of machines based on the MIPS R4030 chipset which was
  66. used by several vendors to build RISC/os and Windows NT workstations.
  67. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  68. Olivetti M700-10 workstations.
  69. config ACER_PICA_61
  70. bool "Support for Acer PICA 1 chipset (EXPERIMENTAL)"
  71. depends on MACH_JAZZ && EXPERIMENTAL
  72. select DMA_NONCOHERENT
  73. help
  74. This is a machine with a R4400 133/150 MHz CPU. To compile a Linux
  75. kernel that runs on these, say Y here. For details about Linux on
  76. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  77. <http://www.linux-mips.org/>.
  78. config MIPS_MAGNUM_4000
  79. bool "Support for MIPS Magnum 4000"
  80. depends on MACH_JAZZ
  81. select DMA_NONCOHERENT
  82. help
  83. This is a machine with a R4000 100 MHz CPU. To compile a Linux
  84. kernel that runs on these, say Y here. For details about Linux on
  85. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  86. <http://www.linux-mips.org/>.
  87. config OLIVETTI_M700
  88. bool "Support for Olivetti M700-10"
  89. depends on MACH_JAZZ
  90. select DMA_NONCOHERENT
  91. help
  92. This is a machine with a R4000 100 MHz CPU. To compile a Linux
  93. kernel that runs on these, say Y here. For details about Linux on
  94. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  95. <http://www.linux-mips.org/>.
  96. config MACH_VR41XX
  97. bool "Support for NEC VR4100 series based machines"
  98. select SYS_SUPPORTS_32BIT_KERNEL
  99. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  100. config NEC_CMBVR4133
  101. bool "Support for NEC CMB-VR4133"
  102. depends on MACH_VR41XX
  103. select CPU_VR41XX
  104. select DMA_NONCOHERENT
  105. select IRQ_CPU
  106. select HW_HAS_PCI
  107. config ROCKHOPPER
  108. bool "Support for Rockhopper baseboard"
  109. depends on NEC_CMBVR4133
  110. select I8259
  111. select HAVE_STD_PC_SERIAL_PORT
  112. config CASIO_E55
  113. bool "Support for CASIO CASSIOPEIA E-10/15/55/65"
  114. depends on MACH_VR41XX
  115. select CPU_LITTLE_ENDIAN
  116. select DMA_NONCOHERENT
  117. select IRQ_CPU
  118. select ISA
  119. config IBM_WORKPAD
  120. bool "Support for IBM WorkPad z50"
  121. depends on MACH_VR41XX
  122. select CPU_LITTLE_ENDIAN
  123. select DMA_NONCOHERENT
  124. select IRQ_CPU
  125. select ISA
  126. config TANBAC_TB022X
  127. bool "Support for TANBAC VR4131 multichip module and TANBAC VR4131DIMM"
  128. depends on MACH_VR41XX
  129. select CPU_LITTLE_ENDIAN
  130. select DMA_NONCOHERENT
  131. select IRQ_CPU
  132. select HW_HAS_PCI
  133. help
  134. The TANBAC VR4131 multichip module(TB0225) and
  135. the TANBAC VR4131DIMM(TB0229) are MIPS-based platforms
  136. manufactured by TANBAC.
  137. Please refer to <http://www.tanbac.co.jp/>
  138. about VR4131 multichip module and VR4131DIMM.
  139. config TANBAC_TB0226
  140. bool "Support for TANBAC Mbase(TB0226)"
  141. depends on TANBAC_TB022X
  142. select GPIO_VR41XX
  143. help
  144. The TANBAC Mbase(TB0226) is a MIPS-based platform manufactured by TANBAC.
  145. Please refer to <http://www.tanbac.co.jp/> about Mbase.
  146. config TANBAC_TB0287
  147. bool "Support for TANBAC Mini-ITX DIMM base(TB0287)"
  148. depends on TANBAC_TB022X
  149. help
  150. The TANBAC Mini-ITX DIMM base(TB0287) is a MIPS-based platform manufactured by TANBAC.
  151. Please refer to <http://www.tanbac.co.jp/> about Mini-ITX DIMM base.
  152. config VICTOR_MPC30X
  153. bool "Support for Victor MP-C303/304"
  154. depends on MACH_VR41XX
  155. select CPU_LITTLE_ENDIAN
  156. select DMA_NONCOHERENT
  157. select IRQ_CPU
  158. select HW_HAS_PCI
  159. config ZAO_CAPCELLA
  160. bool "Support for ZAO Networks Capcella"
  161. depends on MACH_VR41XX
  162. select CPU_LITTLE_ENDIAN
  163. select DMA_NONCOHERENT
  164. select IRQ_CPU
  165. select HW_HAS_PCI
  166. config PCI_VR41XX
  167. bool "Add PCI control unit support of NEC VR4100 series"
  168. depends on MACH_VR41XX && HW_HAS_PCI
  169. default y
  170. select PCI
  171. config VRC4173
  172. tristate "Add NEC VRC4173 companion chip support"
  173. depends on MACH_VR41XX && PCI_VR41XX
  174. ---help---
  175. The NEC VRC4173 is a companion chip for NEC VR4122/VR4131.
  176. config TOSHIBA_JMR3927
  177. bool "Support for Toshiba JMR-TX3927 board"
  178. select DMA_NONCOHERENT
  179. select HW_HAS_PCI
  180. select SWAP_IO_SPACE
  181. select SYS_SUPPORTS_32BIT_KERNEL
  182. config MIPS_COBALT
  183. bool "Support for Cobalt Server"
  184. depends on EXPERIMENTAL
  185. select DMA_NONCOHERENT
  186. select HW_HAS_PCI
  187. select I8259
  188. select IRQ_CPU
  189. select SYS_SUPPORTS_32BIT_KERNEL
  190. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  191. config MACH_DECSTATION
  192. bool "Support for DECstations"
  193. select BOOT_ELF32
  194. select DMA_NONCOHERENT
  195. select EARLY_PRINTK
  196. select IRQ_CPU
  197. select SYS_SUPPORTS_32BIT_KERNEL
  198. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  199. ---help---
  200. This enables support for DEC's MIPS based workstations. For details
  201. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  202. DECstation porting pages on <http://decstation.unix-ag.org/>.
  203. If you have one of the following DECstation Models you definitely
  204. want to choose R4xx0 for the CPU Type:
  205. DECstation 5000/50
  206. DECstation 5000/150
  207. DECstation 5000/260
  208. DECsystem 5900/260
  209. otherwise choose R3000.
  210. config MIPS_EV64120
  211. bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  212. depends on EXPERIMENTAL
  213. select DMA_NONCOHERENT
  214. select IRQ_CPU
  215. select HW_HAS_PCI
  216. select MIPS_GT64120
  217. select SYS_SUPPORTS_32BIT_KERNEL
  218. select SYS_SUPPORTS_64BIT_KERNEL
  219. help
  220. This is an evaluation board based on the Galileo GT-64120
  221. single-chip system controller that contains a MIPS R5000 compatible
  222. core running at 75/100MHz. Their website is located at
  223. <http://www.marvell.com/>. Say Y here if you wish to build a
  224. kernel for this platform.
  225. config EVB_PCI1
  226. bool "Enable Second PCI (PCI1)"
  227. depends on MIPS_EV64120
  228. config MIPS_EV96100
  229. bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)"
  230. depends on EXPERIMENTAL
  231. select DMA_NONCOHERENT
  232. select HW_HAS_PCI
  233. select IRQ_CPU
  234. select MIPS_GT96100
  235. select RM7000_CPU_SCACHE
  236. select SWAP_IO_SPACE
  237. select SYS_SUPPORTS_32BIT_KERNEL
  238. select SYS_SUPPORTS_64BIT_KERNEL
  239. help
  240. This is an evaluation board based on the Galileo GT-96100 LAN/WAN
  241. communications controllers containing a MIPS R5000 compatible core
  242. running at 83MHz. Their website is <http://www.marvell.com/>. Say Y
  243. here if you wish to build a kernel for this platform.
  244. config MIPS_IVR
  245. bool "Support for Globespan IVR board"
  246. select DMA_NONCOHERENT
  247. select HW_HAS_PCI
  248. select SYS_SUPPORTS_32BIT_KERNEL
  249. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  250. help
  251. This is an evaluation board built by Globespan to showcase thir
  252. iVR (Internet Video Recorder) design. It utilizes a QED RM5231
  253. R5000 MIPS core. More information can be found out their website
  254. located at <http://www.globespan.net/>. Say Y here if you wish to
  255. build a kernel for this platform.
  256. config LASAT
  257. bool "Support for LASAT Networks platforms"
  258. select DMA_NONCOHERENT
  259. select HW_HAS_PCI
  260. select MIPS_GT64120
  261. select R5000_CPU_SCACHE
  262. select SYS_SUPPORTS_32BIT_KERNEL
  263. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  264. config PICVUE
  265. tristate "PICVUE LCD display driver"
  266. depends on LASAT
  267. config PICVUE_PROC
  268. tristate "PICVUE LCD display driver /proc interface"
  269. depends on PICVUE
  270. config DS1603
  271. bool "DS1603 RTC driver"
  272. depends on LASAT
  273. config LASAT_SYSCTL
  274. bool "LASAT sysctl interface"
  275. depends on LASAT
  276. config MIPS_ITE8172
  277. bool "Support for ITE 8172G board"
  278. select DMA_NONCOHERENT
  279. select HW_HAS_PCI
  280. select SYS_SUPPORTS_32BIT_KERNEL
  281. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  282. help
  283. Ths is an evaluation board made by ITE <http://www.ite.com.tw/>
  284. with ATX form factor that utilizes a MIPS R5000 to work with its
  285. ITE8172G companion internet appliance chip. The MIPS core can be
  286. either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
  287. a kernel for this platform.
  288. config IT8172_REVC
  289. bool "Support for older IT8172 (Rev C)"
  290. depends on MIPS_ITE8172
  291. help
  292. Say Y here to support the older, Revision C version of the Integrated
  293. Technology Express, Inc. ITE8172 SBC. Vendor page at
  294. <http://www.ite.com.tw/ia/brief_it8172bsp.htm>; picture of the
  295. board at <http://www.mvista.com/partners/semiconductor/ite.html>.
  296. config MIPS_ATLAS
  297. bool "Support for MIPS Atlas board"
  298. select BOOT_ELF32
  299. select DMA_NONCOHERENT
  300. select HW_HAS_PCI
  301. select MIPS_GT64120
  302. select RM7000_CPU_SCACHE
  303. select SWAP_IO_SPACE
  304. select SYS_SUPPORTS_32BIT_KERNEL
  305. select SYS_SUPPORTS_64BIT_KERNEL
  306. help
  307. This enables support for the MIPS Technologies Atlas evaluation
  308. board.
  309. config MIPS_MALTA
  310. bool "Support for MIPS Malta board"
  311. select ARCH_MAY_HAVE_PC_FDC
  312. select BOOT_ELF32
  313. select HAVE_STD_PC_SERIAL_PORT
  314. select DMA_NONCOHERENT
  315. select IRQ_CPU
  316. select GENERIC_ISA_DMA
  317. select HW_HAS_PCI
  318. select I8259
  319. select MIPS_GT64120
  320. select SWAP_IO_SPACE
  321. select SYS_SUPPORTS_32BIT_KERNEL
  322. select SYS_SUPPORTS_64BIT_KERNEL
  323. help
  324. This enables support for the MIPS Technologies Malta evaluation
  325. board.
  326. config MIPS_SEAD
  327. bool "Support for MIPS SEAD board (EXPERIMENTAL)"
  328. depends on EXPERIMENTAL
  329. select IRQ_CPU
  330. select DMA_NONCOHERENT
  331. select SYS_SUPPORTS_32BIT_KERNEL
  332. select SYS_SUPPORTS_64BIT_KERNEL
  333. help
  334. This enables support for the MIPS Technologies SEAD evaluation
  335. board.
  336. config MOMENCO_OCELOT
  337. bool "Support for Momentum Ocelot board"
  338. select DMA_NONCOHERENT
  339. select HW_HAS_PCI
  340. select IRQ_CPU
  341. select IRQ_CPU_RM7K
  342. select MIPS_GT64120
  343. select RM7000_CPU_SCACHE
  344. select SWAP_IO_SPACE
  345. select SYS_SUPPORTS_32BIT_KERNEL
  346. select SYS_SUPPORTS_64BIT_KERNEL
  347. help
  348. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  349. Momentum Computer <http://www.momenco.com/>.
  350. config MOMENCO_OCELOT_G
  351. bool "Support for Momentum Ocelot-G board"
  352. select DMA_NONCOHERENT
  353. select HW_HAS_PCI
  354. select IRQ_CPU
  355. select IRQ_CPU_RM7K
  356. select PCI_MARVELL
  357. select RM7000_CPU_SCACHE
  358. select SWAP_IO_SPACE
  359. select SYS_SUPPORTS_32BIT_KERNEL
  360. select SYS_SUPPORTS_64BIT_KERNEL
  361. help
  362. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  363. Momentum Computer <http://www.momenco.com/>.
  364. config MOMENCO_OCELOT_C
  365. bool "Support for Momentum Ocelot-C board"
  366. select DMA_NONCOHERENT
  367. select HW_HAS_PCI
  368. select IRQ_CPU
  369. select IRQ_MV64340
  370. select PCI_MARVELL
  371. select RM7000_CPU_SCACHE
  372. select SWAP_IO_SPACE
  373. select SYS_SUPPORTS_32BIT_KERNEL
  374. select SYS_SUPPORTS_64BIT_KERNEL
  375. help
  376. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  377. Momentum Computer <http://www.momenco.com/>.
  378. config MOMENCO_OCELOT_3
  379. bool "Support for Momentum Ocelot-3 board"
  380. select BOOT_ELF32
  381. select DMA_NONCOHERENT
  382. select HW_HAS_PCI
  383. select IRQ_CPU
  384. select IRQ_CPU_RM7K
  385. select IRQ_MV64340
  386. select PCI_MARVELL
  387. select RM7000_CPU_SCACHE
  388. select SWAP_IO_SPACE
  389. select SYS_SUPPORTS_32BIT_KERNEL
  390. select SYS_SUPPORTS_64BIT_KERNEL
  391. help
  392. The Ocelot-3 is based off Discovery III System Controller and
  393. PMC-Sierra Rm79000 core.
  394. config MIPS_SIM
  395. bool 'Support for MIPS simulator (MIPSsim)'
  396. select DMA_NONCOHERENT
  397. select IRQ_CPU
  398. select SYS_SUPPORTS_32BIT_KERNEL
  399. select SYS_SUPPORTS_BIG_ENDIAN
  400. select SYS_SUPPORTS_LITTLE_ENDIAN
  401. help
  402. This option enables support for MIPS Technologies MIPSsim software
  403. emulator.
  404. config MOMENCO_JAGUAR_ATX
  405. bool "Support for Momentum Jaguar board"
  406. select BOOT_ELF32
  407. select DMA_NONCOHERENT
  408. select HW_HAS_PCI
  409. select IRQ_CPU
  410. select IRQ_CPU_RM7K
  411. select IRQ_MV64340
  412. select LIMITED_DMA
  413. select PCI_MARVELL
  414. select RM7000_CPU_SCACHE
  415. select SWAP_IO_SPACE
  416. select SYS_SUPPORTS_32BIT_KERNEL
  417. select SYS_SUPPORTS_64BIT_KERNEL
  418. help
  419. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  420. Momentum Computer <http://www.momenco.com/>.
  421. config JAGUAR_DMALOW
  422. bool "Low DMA Mode"
  423. depends on MOMENCO_JAGUAR_ATX
  424. help
  425. Select to Y if jump JP5 is set on your board, N otherwise. Normally
  426. the jumper is set, so if you feel unsafe, just say Y.
  427. config PMC_YOSEMITE
  428. bool "Support for PMC-Sierra Yosemite eval board"
  429. select DMA_COHERENT
  430. select HW_HAS_PCI
  431. select IRQ_CPU
  432. select IRQ_CPU_RM7K
  433. select IRQ_CPU_RM9K
  434. select SWAP_IO_SPACE
  435. select SYS_SUPPORTS_32BIT_KERNEL
  436. select SYS_SUPPORTS_64BIT_KERNEL
  437. help
  438. Yosemite is an evaluation board for the RM9000x2 processor
  439. manufactured by PMC-Sierra
  440. config HYPERTRANSPORT
  441. bool "Hypertransport Support for PMC-Sierra Yosemite"
  442. depends on PMC_YOSEMITE
  443. config PNX8550_V2PCI
  444. bool "Support for Philips PNX8550 based Viper2-PCI board"
  445. select PNX8550
  446. select SYS_SUPPORTS_LITTLE_ENDIAN
  447. config PNX8550_JBS
  448. bool "Support for Philips PNX8550 based JBS board"
  449. select PNX8550
  450. select SYS_SUPPORTS_LITTLE_ENDIAN
  451. config DDB5074
  452. bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
  453. depends on EXPERIMENTAL
  454. select DMA_NONCOHERENT
  455. select HAVE_STD_PC_SERIAL_PORT
  456. select HW_HAS_PCI
  457. select IRQ_CPU
  458. select I8259
  459. select ISA
  460. select SYS_SUPPORTS_32BIT_KERNEL
  461. select SYS_SUPPORTS_64BIT_KERNEL
  462. help
  463. This enables support for the VR5000-based NEC DDB Vrc-5074
  464. evaluation board.
  465. config DDB5476
  466. bool "Support for NEC DDB Vrc-5476"
  467. select DMA_NONCOHERENT
  468. select HAVE_STD_PC_SERIAL_PORT
  469. select HW_HAS_PCI
  470. select IRQ_CPU
  471. select I8259
  472. select ISA
  473. select SYS_SUPPORTS_32BIT_KERNEL
  474. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  475. help
  476. This enables support for the R5432-based NEC DDB Vrc-5476
  477. evaluation board.
  478. Features : kernel debugging, serial terminal, NFS root fs, on-board
  479. ether port USB, AC97, PCI, PCI VGA card & framebuffer console,
  480. IDE controller, PS2 keyboard, PS2 mouse, etc.
  481. config DDB5477
  482. bool "Support for NEC DDB Vrc-5477"
  483. select DMA_NONCOHERENT
  484. select HW_HAS_PCI
  485. select I8259
  486. select IRQ_CPU
  487. select SYS_SUPPORTS_32BIT_KERNEL
  488. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  489. help
  490. This enables support for the R5432-based NEC DDB Vrc-5477,
  491. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  492. Features : kernel debugging, serial terminal, NFS root fs, on-board
  493. ether port USB, AC97, PCI, etc.
  494. config DDB5477_BUS_FREQUENCY
  495. int "bus frequency (in kHZ, 0 for auto-detect)"
  496. depends on DDB5477
  497. default 0
  498. config QEMU
  499. bool "Support for Qemu"
  500. select DMA_COHERENT
  501. select GENERIC_ISA_DMA
  502. select HAVE_STD_PC_SERIAL_PORT
  503. select I8259
  504. select ISA
  505. select SWAP_IO_SPACE
  506. select SYS_SUPPORTS_32BIT_KERNEL
  507. select SYS_SUPPORTS_BIG_ENDIAN
  508. select SYS_SUPPORTS_HIGHMEM
  509. help
  510. Qemu is a software emulator which among other architectures also
  511. can simulate a MIPS32 4Kc system. This patch adds support for the
  512. system architecture that currently is being simulated by Qemu. It
  513. will eventually be removed again when Qemu has the capability to
  514. simulate actual MIPS hardware platforms. More information on Qemu
  515. can be found at http://www.linux-mips.org/wiki/Qemu.
  516. config SGI_IP22
  517. bool "Support for SGI IP22 (Indy/Indigo2)"
  518. select ARC
  519. select ARC32
  520. select BOOT_ELF32
  521. select DMA_NONCOHERENT
  522. select IP22_CPU_SCACHE
  523. select IRQ_CPU
  524. select SWAP_IO_SPACE
  525. select SYS_SUPPORTS_32BIT_KERNEL
  526. select SYS_SUPPORTS_64BIT_KERNEL
  527. help
  528. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  529. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  530. that runs on these, say Y here.
  531. config SGI_IP27
  532. bool "Support for SGI IP27 (Origin200/2000)"
  533. select ARC
  534. select ARC64
  535. select DMA_IP27
  536. select HW_HAS_PCI
  537. select PCI_DOMAINS
  538. select SYS_SUPPORTS_64BIT_KERNEL
  539. help
  540. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  541. workstations. To compile a Linux kernel that runs on these, say Y
  542. here.
  543. #config SGI_SN0_XXL
  544. # bool "IP27 XXL"
  545. # depends on SGI_IP27
  546. # This options adds support for userspace processes upto 16TB size.
  547. # Normally the limit is just .5TB.
  548. config SGI_SN0_N_MODE
  549. bool "IP27 N-Mode"
  550. depends on SGI_IP27
  551. help
  552. The nodes of Origin 200, Origin 2000 and Onyx 2 systems can be
  553. configured in either N-Modes which allows for more nodes or M-Mode
  554. which allows for more memory. Your system is most probably
  555. running in M-Mode, so you should say N here.
  556. config ARCH_DISCONTIGMEM_ENABLE
  557. bool
  558. default y if SGI_IP27
  559. help
  560. Say Y to upport efficient handling of discontiguous physical memory,
  561. for architectures which are either NUMA (Non-Uniform Memory Access)
  562. or have huge holes in the physical address space for other reasons.
  563. See <file:Documentation/vm/numa> for more.
  564. config NUMA
  565. bool "NUMA Support"
  566. depends on SGI_IP27
  567. help
  568. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  569. Access). This option is for configuring high-end multiprocessor
  570. server machines. If in doubt, say N.
  571. config MAPPED_KERNEL
  572. bool "Mapped kernel support"
  573. depends on SGI_IP27
  574. help
  575. Change the way a Linux kernel is loaded into memory on a MIPS64
  576. machine. This is required in order to support text replication and
  577. NUMA. If you need to understand it, read the source code.
  578. config REPLICATE_KTEXT
  579. bool "Kernel text replication support"
  580. depends on SGI_IP27
  581. help
  582. Say Y here to enable replicating the kernel text across multiple
  583. nodes in a NUMA cluster. This trades memory for speed.
  584. config REPLICATE_EXHANDLERS
  585. bool "Exception handler replication support"
  586. depends on SGI_IP27
  587. help
  588. Say Y here to enable replicating the kernel exception handlers
  589. across multiple nodes in a NUMA cluster. This trades memory for
  590. speed.
  591. config SGI_IP32
  592. bool "Support for SGI IP32 (O2) (EXPERIMENTAL)"
  593. depends on EXPERIMENTAL
  594. select ARC
  595. select ARC32
  596. select BOOT_ELF32
  597. select OWN_DMA
  598. select DMA_IP32
  599. select DMA_NONCOHERENT
  600. select HAS_TXX9_SERIAL
  601. select HW_HAS_PCI
  602. select R5000_CPU_SCACHE
  603. select RM7000_CPU_SCACHE
  604. select SYS_SUPPORTS_64BIT_KERNEL
  605. help
  606. If you want this kernel to run on SGI O2 workstation, say Y here.
  607. config SOC_AU1200
  608. bool
  609. select SOC_AU1X00
  610. config SOC_AU1X00
  611. bool "Support for AMD/Alchemy Au1X00 SOCs"
  612. select SYS_SUPPORTS_32BIT_KERNEL
  613. choice
  614. prompt "Au1X00 SOC Type"
  615. depends on SOC_AU1X00
  616. help
  617. Say Y here to enable support for one of three AMD/Alchemy
  618. SOCs. For additional documentation see www.amd.com.
  619. config SOC_AU1000
  620. bool "SOC_AU1000"
  621. config SOC_AU1100
  622. bool "SOC_AU1100"
  623. config SOC_AU1500
  624. bool "SOC_AU1500"
  625. config SOC_AU1550
  626. bool "SOC_AU1550"
  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. choice
  646. prompt "AMD/Alchemy Au1x00 board support"
  647. depends on SOC_AU1X00
  648. help
  649. These are evaluation boards built by AMD/Alchemy to
  650. showcase their Au1X00 Internet Edge Processors. The SOC design
  651. is based on the MIPS32 architecture running at 266/400/500MHz
  652. with many integrated peripherals. Further information can be
  653. found at their website, <http://www.amd.com/>. Say Y here if you
  654. wish to build a kernel for this platform.
  655. config MIPS_PB1000
  656. bool "PB1000 board"
  657. depends on SOC_AU1000
  658. select DMA_NONCOHERENT
  659. select HW_HAS_PCI
  660. select SWAP_IO_SPACE
  661. config MIPS_PB1100
  662. bool "PB1100 board"
  663. depends on SOC_AU1100
  664. select DMA_NONCOHERENT
  665. select HW_HAS_PCI
  666. select SWAP_IO_SPACE
  667. config MIPS_PB1500
  668. bool "PB1500 board"
  669. depends on SOC_AU1500
  670. select DMA_NONCOHERENT
  671. select HW_HAS_PCI
  672. config MIPS_PB1550
  673. bool "PB1550 board"
  674. depends on SOC_AU1550
  675. select DMA_COHERENT
  676. select HW_HAS_PCI
  677. select MIPS_DISABLE_OBSOLETE_IDE
  678. config MIPS_PB1200
  679. bool "AMD Alchemy PB1200 board"
  680. select SOC_AU1200
  681. select DMA_NONCOHERENT
  682. select MIPS_DISABLE_OBSOLETE_IDE
  683. select SYS_SUPPORTS_BIG_ENDIAN
  684. select SYS_SUPPORTS_HIGHMEM
  685. select SYS_SUPPORTS_HIGHMEM
  686. select SYS_SUPPORTS_HIGHMEM
  687. select SYS_SUPPORTS_HIGHMEM
  688. select SYS_SUPPORTS_LITTLE_ENDIAN
  689. config MIPS_DB1000
  690. bool "DB1000 board"
  691. depends on SOC_AU1000
  692. select DMA_NONCOHERENT
  693. select HW_HAS_PCI
  694. config MIPS_DB1100
  695. bool "DB1100 board"
  696. depends on SOC_AU1100
  697. select DMA_NONCOHERENT
  698. config MIPS_DB1500
  699. bool "DB1500 board"
  700. depends on SOC_AU1500
  701. select DMA_NONCOHERENT
  702. select HW_HAS_PCI
  703. select MIPS_DISABLE_OBSOLETE_IDE
  704. config MIPS_DB1550
  705. bool "DB1550 board"
  706. depends on SOC_AU1550
  707. select HW_HAS_PCI
  708. select DMA_NONCOHERENT
  709. select MIPS_DISABLE_OBSOLETE_IDE
  710. config MIPS_BOSPORUS
  711. bool "Bosporus board"
  712. depends on SOC_AU1500
  713. select DMA_NONCOHERENT
  714. config MIPS_DB1200
  715. bool "AMD Alchemy DB1200 board"
  716. select SOC_AU1200
  717. select DMA_COHERENT
  718. select MIPS_DISABLE_OBSOLETE_IDE
  719. select SYS_SUPPORTS_LITTLE_ENDIAN
  720. config MIPS_MIRAGE
  721. bool "Mirage board"
  722. depends on SOC_AU1500
  723. select DMA_NONCOHERENT
  724. config MIPS_XXS1500
  725. bool "MyCable XXS1500 board"
  726. depends on SOC_AU1500
  727. select DMA_NONCOHERENT
  728. config MIPS_MTX1
  729. bool "4G Systems MTX-1 board"
  730. depends on SOC_AU1500
  731. select HW_HAS_PCI
  732. select DMA_NONCOHERENT
  733. endchoice
  734. config SNI_RM200_PCI
  735. bool "Support for SNI RM200 PCI"
  736. select ARC
  737. select ARC32
  738. select ARCH_MAY_HAVE_PC_FDC
  739. select BOOT_ELF32
  740. select DMA_NONCOHERENT
  741. select GENERIC_ISA_DMA
  742. select HAVE_STD_PC_SERIAL_PORT
  743. select HW_HAS_PCI
  744. select I8259
  745. select ISA
  746. select SYS_SUPPORTS_32BIT_KERNEL
  747. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  748. select SYS_SUPPORTS_HIGHMEM
  749. help
  750. The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
  751. Nixdorf Informationssysteme (SNI), parent company of Pyramid
  752. Technology and now in turn merged with Fujitsu. Say Y here to
  753. support this machine type.
  754. config TOSHIBA_RBTX4927
  755. bool "Support for Toshiba TBTX49[23]7 board"
  756. select DMA_NONCOHERENT
  757. select HAS_TXX9_SERIAL
  758. select HW_HAS_PCI
  759. select I8259
  760. select ISA
  761. select SWAP_IO_SPACE
  762. select SYS_SUPPORTS_32BIT_KERNEL
  763. select SYS_SUPPORTS_64BIT_KERNEL
  764. help
  765. This Toshiba board is based on the TX4927 processor. Say Y here to
  766. support this machine type
  767. config TOSHIBA_FPCIB0
  768. bool "FPCIB0 Backplane Support"
  769. depends on TOSHIBA_RBTX4927
  770. source "arch/mips/sgi-ip27/Kconfig"
  771. source "arch/mips/sibyte/Kconfig"
  772. source "arch/mips/tx4938/Kconfig"
  773. source "arch/mips/philips/pnx8550/common/Kconfig"
  774. config RWSEM_GENERIC_SPINLOCK
  775. bool
  776. default y
  777. config RWSEM_XCHGADD_ALGORITHM
  778. bool
  779. select HAS_TXX9_SERIAL
  780. config GENERIC_CALIBRATE_DELAY
  781. bool
  782. default y
  783. #
  784. # Select some configuration options automatically based on user selections.
  785. #
  786. config ARC
  787. bool
  788. depends on SNI_RM200_PCI || SGI_IP32 || SGI_IP27 || SGI_IP22 || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61
  789. default y
  790. config ARCH_MAY_HAVE_PC_FDC
  791. bool
  792. config DMA_COHERENT
  793. bool
  794. config DMA_IP27
  795. bool
  796. config DMA_IP32
  797. bool
  798. select DMA_NEED_PCI_MAP_STATE
  799. config DMA_NONCOHERENT
  800. bool
  801. select DMA_NEED_PCI_MAP_STATE
  802. config DMA_NEED_PCI_MAP_STATE
  803. bool
  804. config EARLY_PRINTK
  805. bool
  806. depends on MACH_DECSTATION
  807. default y
  808. config GENERIC_ISA_DMA
  809. bool
  810. depends on SNI_RM200_PCI || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61 || MIPS_MALTA
  811. default y
  812. config I8259
  813. bool
  814. depends on SNI_RM200_PCI || DDB5477 || DDB5476 || DDB5074 || MACH_JAZZ || MIPS_MALTA || MIPS_COBALT
  815. default y
  816. config LIMITED_DMA
  817. bool
  818. select HIGHMEM
  819. select SYS_SUPPORTS_HIGHMEM
  820. config MIPS_BONITO64
  821. bool
  822. depends on MIPS_ATLAS || MIPS_MALTA
  823. default y
  824. config MIPS_MSC
  825. bool
  826. depends on MIPS_ATLAS || MIPS_MALTA
  827. default y
  828. config MIPS_NILE4
  829. bool
  830. depends on LASAT
  831. default y
  832. config MIPS_DISABLE_OBSOLETE_IDE
  833. bool
  834. config CPU_LITTLE_ENDIAN
  835. bool "Generate little endian code"
  836. default y if ACER_PICA_61 || CASIO_E55 || DDB5074 || DDB5476 || DDB5477 || MACH_DECSTATION || IBM_WORKPAD || LASAT || MIPS_COBALT || MIPS_ITE8172 || MIPS_IVR || SOC_AU1X00 || OLIVETTI_M700 || SNI_RM200_PCI || VICTOR_MPC30X || ZAO_CAPCELLA
  837. default n if MIPS_EV64120 || MIPS_EV96100 || MOMENCO_OCELOT || MOMENCO_OCELOT_G || SGI_IP22 || SGI_IP27 || SGI_IP32 || TOSHIBA_JMR3927
  838. help
  839. Some MIPS machines can be configured for either little or big endian
  840. byte order. These modes require different kernels. Say Y if your
  841. machine is little endian, N if it's a big endian machine.
  842. config IRQ_CPU
  843. bool
  844. config IRQ_CPU_RM7K
  845. bool
  846. config IRQ_MV64340
  847. bool
  848. config DDB5XXX_COMMON
  849. bool
  850. depends on DDB5074 || DDB5476 || DDB5477
  851. default y
  852. config MIPS_BOARDS_GEN
  853. bool
  854. depends on MIPS_ATLAS || MIPS_MALTA || MIPS_SEAD
  855. default y
  856. config MIPS_GT64111
  857. bool
  858. depends on MIPS_COBALT
  859. default y
  860. config MIPS_GT64120
  861. bool
  862. depends on MIPS_EV64120 || MIPS_EV96100 || LASAT || MIPS_ATLAS || MIPS_MALTA || MOMENCO_OCELOT
  863. default y
  864. config MIPS_TX3927
  865. bool
  866. depends on TOSHIBA_JMR3927
  867. select HAS_TXX9_SERIAL
  868. default y
  869. config PCI_MARVELL
  870. bool
  871. config ITE_BOARD_GEN
  872. bool
  873. depends on MIPS_IVR || MIPS_ITE8172
  874. default y
  875. config PNX8550
  876. bool
  877. select SOC_PNX8550
  878. config SOC_PNX8550
  879. bool
  880. select SYS_SUPPORTS_32BIT_KERNEL
  881. select DMA_NONCOHERENT
  882. select HW_HAS_PCI
  883. config SWAP_IO_SPACE
  884. bool
  885. #
  886. # Unfortunately not all GT64120 systems run the chip at the same clock.
  887. # As the user for the clock rate and try to minimize the available options.
  888. #
  889. choice
  890. prompt "Galileo Chip Clock"
  891. #default SYSCLK_83 if MIPS_EV64120
  892. depends on MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  893. default SYSCLK_83 if MIPS_EV64120
  894. default SYSCLK_100 if MOMENCO_OCELOT || MOMENCO_OCELOT_G
  895. config SYSCLK_75
  896. bool "75" if MIPS_EV64120
  897. config SYSCLK_83
  898. bool "83.3" if MIPS_EV64120
  899. config SYSCLK_100
  900. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT || MOMENCO_OCELOT_G
  901. endchoice
  902. config AU1X00_USB_DEVICE
  903. bool
  904. depends on MIPS_PB1500 || MIPS_PB1100 || MIPS_PB1000
  905. default n
  906. config MIPS_GT96100
  907. bool
  908. depends on MIPS_EV96100
  909. default y
  910. help
  911. Say Y here to support the Galileo Technology GT96100 communications
  912. controller card. There is a web page at <http://www.galileot.com/>.
  913. config IT8172_CIR
  914. bool
  915. depends on MIPS_ITE8172 || MIPS_IVR
  916. default y
  917. config IT8712
  918. bool
  919. depends on MIPS_ITE8172
  920. default y
  921. config BOOT_ELF32
  922. bool
  923. depends on MACH_DECSTATION || MIPS_ATLAS || MIPS_MALTA || MOMENCO_JAGUAR_ATX || MOMENCO_OCELOT_3 || SIBYTE_SB1xxx_SOC || SGI_IP32 || SGI_IP22 || SNI_RM200_PCI
  924. default y
  925. config MIPS_L1_CACHE_SHIFT
  926. int
  927. default "4" if MACH_DECSTATION
  928. default "7" if SGI_IP27
  929. default "5"
  930. config ARC32
  931. bool
  932. depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
  933. default y
  934. config HAVE_STD_PC_SERIAL_PORT
  935. bool
  936. config ARC_CONSOLE
  937. bool "ARC console support"
  938. depends on SGI_IP22 || SNI_RM200_PCI
  939. config ARC_MEMORY
  940. bool
  941. depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32
  942. default y
  943. config ARC_PROMLIB
  944. bool
  945. depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
  946. default y
  947. config ARC64
  948. bool
  949. depends on SGI_IP27
  950. default y
  951. config BOOT_ELF64
  952. bool
  953. depends on SGI_IP27
  954. default y
  955. #config MAPPED_PCI_IO y
  956. # bool
  957. # depends on SGI_IP27
  958. # default y
  959. config TOSHIBA_BOARDS
  960. bool
  961. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  962. default y
  963. endmenu
  964. menu "CPU selection"
  965. choice
  966. prompt "CPU type"
  967. default CPU_R4X00
  968. config CPU_MIPS32_R1
  969. bool "MIPS32 Release 1"
  970. select CPU_HAS_PREFETCH
  971. select CPU_SUPPORTS_32BIT_KERNEL
  972. help
  973. Choose this option to build a kernel for release 2 or later of the
  974. MIPS32 architecture. Most modern embedded systems with a 32-bit
  975. MIPS processor are based on a MIPS32 processor. If you know the
  976. specific type of processor in your system, choose those that one
  977. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  978. Release 2 of the MIPS32 architecture is available since several
  979. years so chances are you even have a MIPS32 Release 2 processor
  980. in which case you should choose CPU_MIPS32_R2 instead for better
  981. performance.
  982. config CPU_MIPS32_R2
  983. bool "MIPS32 Release 2"
  984. select CPU_HAS_PREFETCH
  985. select CPU_SUPPORTS_32BIT_KERNEL
  986. help
  987. Choose this option to build a kernel for release 1 or later of the
  988. MIPS32 architecture. Most modern embedded systems with a 32-bit
  989. MIPS processor are based on a MIPS32 processor. If you know the
  990. specific type of processor in your system, choose those that one
  991. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  992. config CPU_MIPS64_R1
  993. bool "MIPS64 Release 1"
  994. select CPU_HAS_PREFETCH
  995. select CPU_SUPPORTS_32BIT_KERNEL
  996. select CPU_SUPPORTS_64BIT_KERNEL
  997. help
  998. Choose this option to build a kernel for release 1 or later of the
  999. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1000. MIPS processor are based on a MIPS64 processor. If you know the
  1001. specific type of processor in your system, choose those that one
  1002. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1003. Release 2 of the MIPS64 architecture is available since several
  1004. years so chances are you even have a MIPS64 Release 2 processor
  1005. in which case you should choose CPU_MIPS64_R2 instead for better
  1006. performance.
  1007. config CPU_MIPS64_R2
  1008. bool "MIPS64 Release 2"
  1009. select CPU_HAS_PREFETCH
  1010. select CPU_SUPPORTS_32BIT_KERNEL
  1011. select CPU_SUPPORTS_64BIT_KERNEL
  1012. help
  1013. Choose this option to build a kernel for release 2 or later of the
  1014. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1015. MIPS processor are based on a MIPS64 processor. If you know the
  1016. specific type of processor in your system, choose those that one
  1017. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1018. config CPU_R3000
  1019. bool "R3000"
  1020. select CPU_SUPPORTS_32BIT_KERNEL
  1021. select CPU_SUPPORTS_HIGHMEM
  1022. help
  1023. Please make sure to pick the right CPU type. Linux/MIPS is not
  1024. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  1025. *not* work on R4000 machines and vice versa. However, since most
  1026. of the supported machines have an R4000 (or similar) CPU, R4x00
  1027. might be a safe bet. If the resulting kernel does not work,
  1028. try to recompile with R3000.
  1029. config CPU_TX39XX
  1030. bool "R39XX"
  1031. select CPU_SUPPORTS_32BIT_KERNEL
  1032. config CPU_VR41XX
  1033. bool "R41xx"
  1034. select CPU_SUPPORTS_32BIT_KERNEL
  1035. select CPU_SUPPORTS_64BIT_KERNEL
  1036. help
  1037. The options selects support for the NEC VR41xx series of processors.
  1038. Only choose this option if you have one of these processors as a
  1039. kernel built with this option will not run on any other type of
  1040. processor or vice versa.
  1041. config CPU_R4300
  1042. bool "R4300"
  1043. select CPU_SUPPORTS_32BIT_KERNEL
  1044. select CPU_SUPPORTS_64BIT_KERNEL
  1045. help
  1046. MIPS Technologies R4300-series processors.
  1047. config CPU_R4X00
  1048. bool "R4x00"
  1049. select CPU_SUPPORTS_32BIT_KERNEL
  1050. select CPU_SUPPORTS_64BIT_KERNEL
  1051. help
  1052. MIPS Technologies R4000-series processors other than 4300, including
  1053. the R4000, R4400, R4600, and 4700.
  1054. config CPU_TX49XX
  1055. bool "R49XX"
  1056. select CPU_SUPPORTS_32BIT_KERNEL
  1057. select CPU_SUPPORTS_64BIT_KERNEL
  1058. config CPU_R5000
  1059. bool "R5000"
  1060. select CPU_SUPPORTS_32BIT_KERNEL
  1061. select CPU_SUPPORTS_64BIT_KERNEL
  1062. help
  1063. MIPS Technologies R5000-series processors other than the Nevada.
  1064. config CPU_R5432
  1065. bool "R5432"
  1066. config CPU_R6000
  1067. bool "R6000"
  1068. depends on EXPERIMENTAL
  1069. select CPU_SUPPORTS_32BIT_KERNEL
  1070. help
  1071. MIPS Technologies R6000 and R6000A series processors. Note these
  1072. processors are extremly rare and the support for them is incomplete.
  1073. config CPU_NEVADA
  1074. bool "RM52xx"
  1075. select CPU_SUPPORTS_32BIT_KERNEL
  1076. select CPU_SUPPORTS_64BIT_KERNEL
  1077. help
  1078. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1079. config CPU_R8000
  1080. bool "R8000"
  1081. depends on EXPERIMENTAL
  1082. select CPU_SUPPORTS_64BIT_KERNEL
  1083. help
  1084. MIPS Technologies R8000 processors. Note these processors are
  1085. uncommon and the support for them is incomplete.
  1086. config CPU_R10000
  1087. bool "R10000"
  1088. select CPU_SUPPORTS_32BIT_KERNEL
  1089. select CPU_SUPPORTS_64BIT_KERNEL
  1090. select CPU_SUPPORTS_HIGHMEM
  1091. help
  1092. MIPS Technologies R10000-series processors.
  1093. config CPU_RM7000
  1094. bool "RM7000"
  1095. select CPU_SUPPORTS_32BIT_KERNEL
  1096. select CPU_SUPPORTS_64BIT_KERNEL
  1097. select CPU_SUPPORTS_HIGHMEM
  1098. config CPU_RM9000
  1099. bool "RM9000"
  1100. select CPU_SUPPORTS_32BIT_KERNEL
  1101. select CPU_SUPPORTS_64BIT_KERNEL
  1102. select CPU_SUPPORTS_HIGHMEM
  1103. config CPU_SB1
  1104. bool "SB1"
  1105. select CPU_SUPPORTS_32BIT_KERNEL
  1106. select CPU_SUPPORTS_64BIT_KERNEL
  1107. select CPU_SUPPORTS_HIGHMEM
  1108. endchoice
  1109. choice
  1110. prompt "Kernel page size"
  1111. default PAGE_SIZE_4KB
  1112. config PAGE_SIZE_4KB
  1113. bool "4kB"
  1114. help
  1115. This option select the standard 4kB Linux page size. On some
  1116. R3000-family processors this is the only available page size. Using
  1117. 4kB page size will minimize memory consumption and is therefore
  1118. recommended for low memory systems.
  1119. config PAGE_SIZE_8KB
  1120. bool "8kB"
  1121. depends on EXPERIMENTAL && CPU_R8000
  1122. help
  1123. Using 8kB page size will result in higher performance kernel at
  1124. the price of higher memory consumption. This option is available
  1125. only on the R8000 processor. Not that at the time of this writing
  1126. this option is still high experimental; there are also issues with
  1127. compatibility of user applications.
  1128. config PAGE_SIZE_16KB
  1129. bool "16kB"
  1130. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1131. help
  1132. Using 16kB page size will result in higher performance kernel at
  1133. the price of higher memory consumption. This option is available on
  1134. all non-R3000 family processor. Not that at the time of this
  1135. writing this option is still high experimental; there are also
  1136. issues with compatibility of user applications.
  1137. config PAGE_SIZE_64KB
  1138. bool "64kB"
  1139. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1140. help
  1141. Using 64kB page size will result in higher performance kernel at
  1142. the price of higher memory consumption. This option is available on
  1143. all non-R3000 family processor. Not that at the time of this
  1144. writing this option is still high experimental; there are also
  1145. issues with compatibility of user applications.
  1146. endchoice
  1147. config BOARD_SCACHE
  1148. bool
  1149. config IP22_CPU_SCACHE
  1150. bool
  1151. select BOARD_SCACHE
  1152. config R5000_CPU_SCACHE
  1153. bool
  1154. select BOARD_SCACHE
  1155. config RM7000_CPU_SCACHE
  1156. bool
  1157. select BOARD_SCACHE
  1158. config SIBYTE_DMA_PAGEOPS
  1159. bool "Use DMA to clear/copy pages"
  1160. depends on CPU_SB1
  1161. help
  1162. Instead of using the CPU to zero and copy pages, use a Data Mover
  1163. channel. These DMA channels are otherwise unused by the standard
  1164. SiByte Linux port. Seems to give a small performance benefit.
  1165. config CPU_HAS_PREFETCH
  1166. bool
  1167. config MIPS_MT
  1168. bool "Enable MIPS MT"
  1169. choice
  1170. prompt "MIPS MT options"
  1171. depends on MIPS_MT
  1172. config MIPS_MT_SMP
  1173. bool "Use 1 TC on each available VPE for SMP"
  1174. select SMP
  1175. config MIPS_VPE_LOADER
  1176. bool "VPE loader support."
  1177. depends on MIPS_MT
  1178. help
  1179. Includes a loader for loading an elf relocatable object
  1180. onto another VPE and running it.
  1181. endchoice
  1182. config MIPS_VPE_LOADER_TOM
  1183. bool "Load VPE program into memory hidden from linux"
  1184. depends on MIPS_VPE_LOADER
  1185. default y
  1186. help
  1187. The loader can use memory that is present but has been hidden from
  1188. Linux using the kernel command line option "mem=xxMB". It's up to
  1189. you to ensure the amount you put in the option and the space your
  1190. program requires is less or equal to the amount physically present.
  1191. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1192. config MIPS_VPE_APSP_API
  1193. bool "Enable support for AP/SP API (RTLX)"
  1194. depends on MIPS_VPE_LOADER
  1195. config SB1_PASS_1_WORKAROUNDS
  1196. bool
  1197. depends on CPU_SB1_PASS_1
  1198. default y
  1199. config SB1_PASS_2_WORKAROUNDS
  1200. bool
  1201. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1202. default y
  1203. config SB1_PASS_2_1_WORKAROUNDS
  1204. bool
  1205. depends on CPU_SB1 && CPU_SB1_PASS_2
  1206. default y
  1207. config 64BIT_PHYS_ADDR
  1208. bool "Support for 64-bit physical address space"
  1209. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32_R1 || CPU_MIPS64_R1) && 32BIT
  1210. config CPU_ADVANCED
  1211. bool "Override CPU Options"
  1212. depends on 32BIT
  1213. help
  1214. Saying yes here allows you to select support for various features
  1215. your CPU may or may not have. Most people should say N here.
  1216. config CPU_HAS_LLSC
  1217. bool "ll/sc Instructions available" if CPU_ADVANCED
  1218. default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX
  1219. help
  1220. MIPS R4000 series and later provide the Load Linked (ll)
  1221. and Store Conditional (sc) instructions. More information is
  1222. available at <http://www.go-ecs.com/mips/miptek1.htm>.
  1223. Say Y here if your CPU has the ll and sc instructions. Say Y here
  1224. for better performance, N if you don't know. You must say Y here
  1225. for multiprocessor machines.
  1226. config CPU_HAS_LLDSCD
  1227. bool "lld/scd Instructions available" if CPU_ADVANCED
  1228. default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32_R1
  1229. help
  1230. Say Y here if your CPU has the lld and scd instructions, the 64-bit
  1231. equivalents of ll and sc. Say Y here for better performance, N if
  1232. you don't know. You must say Y here for multiprocessor machines.
  1233. config CPU_HAS_WB
  1234. bool "Writeback Buffer available" if CPU_ADVANCED
  1235. default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION
  1236. help
  1237. Say N here for slightly better performance. You must say Y here for
  1238. machines which require flushing of write buffers in software. Saying
  1239. Y is the safe option; N may result in kernel malfunction and crashes.
  1240. menu "MIPSR2 Interrupt handling"
  1241. depends on CPU_MIPSR2 && CPU_ADVANCED
  1242. config CPU_MIPSR2_IRQ_VI
  1243. bool "Vectored interrupt mode"
  1244. help
  1245. Vectored interrupt mode allowing faster dispatching of interrupts.
  1246. The board support code needs to be written to take advantage of this
  1247. mode. Compatibility code is included to allow the kernel to run on
  1248. a CPU that does not support vectored interrupts. It's safe to
  1249. say Y here.
  1250. config CPU_MIPSR2_IRQ_EI
  1251. bool "External interrupt controller mode"
  1252. help
  1253. Extended interrupt mode takes advantage of an external interrupt
  1254. controller to allow fast dispatching from many possible interrupt
  1255. sources. Say N unless you know that external interrupt support is
  1256. required.
  1257. config CPU_MIPSR2_SRS
  1258. bool "Make shadow set registers available for interrupt handlers"
  1259. depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI
  1260. help
  1261. Allow the kernel to use shadow register sets for fast interrupts.
  1262. Interrupt handlers must be specially written to use shadow sets.
  1263. Say N unless you know that shadow register set upport is needed.
  1264. endmenu
  1265. config CPU_HAS_SYNC
  1266. bool
  1267. depends on !CPU_R3000
  1268. default y
  1269. #
  1270. # Use the generic interrupt handling code in kernel/irq/:
  1271. #
  1272. config GENERIC_HARDIRQS
  1273. bool
  1274. default y
  1275. config GENERIC_IRQ_PROBE
  1276. bool
  1277. default y
  1278. #
  1279. # - Highmem only makes sense for the 32-bit kernel.
  1280. # - The current highmem code will only work properly on physically indexed
  1281. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1282. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1283. # moment we protect the user and offer the highmem option only on machines
  1284. # where it's known to be safe. This will not offer highmem on a few systems
  1285. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1286. # indexed CPUs but we're playing safe.
  1287. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1288. # know they might have memory configurations that could make use of highmem
  1289. # support.
  1290. #
  1291. config HIGHMEM
  1292. bool "High Memory Support"
  1293. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1294. config CPU_SUPPORTS_HIGHMEM
  1295. bool
  1296. config SYS_SUPPORTS_HIGHMEM
  1297. bool
  1298. config ARCH_FLATMEM_ENABLE
  1299. def_bool y
  1300. depends on !NUMA
  1301. source "mm/Kconfig"
  1302. config SMP
  1303. bool "Multi-Processing support"
  1304. depends on CPU_RM9000 || (SIBYTE_SB1250 && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
  1305. ---help---
  1306. This enables support for systems with more than one CPU. If you have
  1307. a system with only one CPU, like most personal computers, say N. If
  1308. you have a system with more than one CPU, say Y.
  1309. If you say N here, the kernel will run on single and multiprocessor
  1310. machines, but will use only one CPU of a multiprocessor machine. If
  1311. you say Y here, the kernel will run on many, but not all,
  1312. singleprocessor machines. On a singleprocessor machine, the kernel
  1313. will run faster if you say N here.
  1314. People using multiprocessor machines who say Y here should also say
  1315. Y to "Enhanced Real Time Clock Support", below.
  1316. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1317. available at <http://www.tldp.org/docs.html#howto>.
  1318. If you don't know what to do here, say N.
  1319. config NR_CPUS
  1320. int "Maximum number of CPUs (2-64)"
  1321. range 2 64
  1322. depends on SMP
  1323. default "64" if SGI_IP27
  1324. default "2"
  1325. help
  1326. This allows you to specify the maximum number of CPUs which this
  1327. kernel will support. The maximum supported value is 32 for 32-bit
  1328. kernel and 64 for 64-bit kernels; the minimum value which makes
  1329. sense is 2.
  1330. This is purely to save memory - each supported CPU adds
  1331. approximately eight kilobytes to the kernel image.
  1332. source "kernel/Kconfig.preempt"
  1333. config RTC_DS1742
  1334. bool "DS1742 BRAM/RTC support"
  1335. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  1336. config MIPS_INSANE_LARGE
  1337. bool "Support for large 64-bit configurations"
  1338. depends on CPU_R10000 && 64BIT
  1339. help
  1340. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1341. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1342. need processes of more than 1TB virtual address space, say Y here.
  1343. This will result in additional memory usage, so it is not
  1344. recommended for normal users.
  1345. config RWSEM_GENERIC_SPINLOCK
  1346. bool
  1347. default y
  1348. endmenu
  1349. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1350. config HW_HAS_PCI
  1351. bool
  1352. config PCI
  1353. bool "Support for PCI controller"
  1354. depends on HW_HAS_PCI
  1355. help
  1356. Find out whether you have a PCI motherboard. PCI is the name of a
  1357. bus system, i.e. the way the CPU talks to the other stuff inside
  1358. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1359. say Y, otherwise N.
  1360. The PCI-HOWTO, available from
  1361. <http://www.tldp.org/docs.html#howto>, contains valuable
  1362. information about which PCI hardware does work under Linux and which
  1363. doesn't.
  1364. config PCI_DOMAINS
  1365. bool
  1366. depends on PCI
  1367. source "drivers/pci/Kconfig"
  1368. #
  1369. # ISA support is now enabled via select. Too many systems still have the one
  1370. # or other ISA chip on the board that users don't know about so don't expect
  1371. # users to choose the right thing ...
  1372. #
  1373. config ISA
  1374. bool
  1375. config EISA
  1376. bool "EISA support"
  1377. depends on SGI_IP22 || SNI_RM200_PCI
  1378. select ISA
  1379. ---help---
  1380. The Extended Industry Standard Architecture (EISA) bus was
  1381. developed as an open alternative to the IBM MicroChannel bus.
  1382. The EISA bus provided some of the features of the IBM MicroChannel
  1383. bus while maintaining backward compatibility with cards made for
  1384. the older ISA bus. The EISA bus saw limited use between 1988 and
  1385. 1995 when it was made obsolete by the PCI bus.
  1386. Say Y here if you are building a kernel for an EISA-based machine.
  1387. Otherwise, say N.
  1388. source "drivers/eisa/Kconfig"
  1389. config TC
  1390. bool "TURBOchannel support"
  1391. depends on MACH_DECSTATION
  1392. help
  1393. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1394. processors. Documentation on writing device drivers for TurboChannel
  1395. is available at:
  1396. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1397. #config ACCESSBUS
  1398. # bool "Access.Bus support"
  1399. # depends on TC
  1400. config MMU
  1401. bool
  1402. default y
  1403. config MCA
  1404. bool
  1405. config SBUS
  1406. bool
  1407. source "drivers/pcmcia/Kconfig"
  1408. source "drivers/pci/hotplug/Kconfig"
  1409. endmenu
  1410. menu "Executable file formats"
  1411. source "fs/Kconfig.binfmt"
  1412. config TRAD_SIGNALS
  1413. bool
  1414. default y if 32BIT
  1415. config BUILD_ELF64
  1416. bool "Use 64-bit ELF format for building"
  1417. depends on 64BIT
  1418. help
  1419. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1420. format as it's one that allows arbitrary 64-bit constructs. For
  1421. kernels that are loaded within the KSEG compatibility segments the
  1422. 32-bit ELF format can optionally be used resulting in a somewhat
  1423. smaller binary, but this option is not explicitly supported by the
  1424. toolchain and since binutils 2.14 it does not even work at all.
  1425. Say Y to use the 64-bit format or N to use the 32-bit one.
  1426. If unsure say Y.
  1427. config BINFMT_IRIX
  1428. bool "Include IRIX binary compatibility"
  1429. depends on !CPU_LITTLE_ENDIAN && 32BIT && BROKEN
  1430. config MIPS32_COMPAT
  1431. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1432. depends on 64BIT
  1433. help
  1434. Select this option if you want Linux/MIPS 32-bit binary
  1435. compatibility. Since all software available for Linux/MIPS is
  1436. currently 32-bit you should say Y here.
  1437. config COMPAT
  1438. bool
  1439. depends on MIPS32_COMPAT
  1440. default y
  1441. config MIPS32_O32
  1442. bool "Kernel support for o32 binaries"
  1443. depends on MIPS32_COMPAT
  1444. help
  1445. Select this option if you want to run o32 binaries. These are pure
  1446. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1447. existing binaries are in this format.
  1448. If unsure, say Y.
  1449. config MIPS32_N32
  1450. bool "Kernel support for n32 binaries"
  1451. depends on MIPS32_COMPAT
  1452. help
  1453. Select this option if you want to run n32 binaries. These are
  1454. 64-bit binaries using 32-bit quantities for addressing and certain
  1455. data that would normally be 64-bit. They are used in special
  1456. cases.
  1457. If unsure, say N.
  1458. config BINFMT_ELF32
  1459. bool
  1460. default y if MIPS32_O32 || MIPS32_N32
  1461. config SECCOMP
  1462. bool "Enable seccomp to safely compute untrusted bytecode"
  1463. depends on PROC_FS && BROKEN
  1464. default y
  1465. help
  1466. This kernel feature is useful for number crunching applications
  1467. that may need to compute untrusted bytecode during their
  1468. execution. By using pipes or other transports made available to
  1469. the process as file descriptors supporting the read/write
  1470. syscalls, it's possible to isolate those applications in
  1471. their own address space using seccomp. Once seccomp is
  1472. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1473. and the task is only allowed to execute a few safe syscalls
  1474. defined by each seccomp mode.
  1475. If unsure, say Y. Only embedded should say N here.
  1476. config PM
  1477. bool "Power Management support (EXPERIMENTAL)"
  1478. depends on EXPERIMENTAL && MACH_AU1X00
  1479. endmenu
  1480. source "net/Kconfig"
  1481. source "drivers/Kconfig"
  1482. source "fs/Kconfig"
  1483. source "arch/mips/Kconfig.debug"
  1484. source "security/Kconfig"
  1485. source "crypto/Kconfig"
  1486. source "lib/Kconfig"
  1487. config ISA_DMA_API
  1488. bool
  1489. default y