Kconfig 41 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. config MIPS64
  7. bool "64-bit kernel"
  8. help
  9. Select this option if you want to build a 64-bit kernel. You should
  10. only select this option if you have hardware that actually has a
  11. 64-bit processor and if your application will actually benefit from
  12. 64-bit processing, otherwise say N. You must say Y for kernels for
  13. SGI IP27 (Origin 200 and 2000) and SGI IP32 (O2). If in doubt say N.
  14. config 64BIT
  15. def_bool MIPS64
  16. config MIPS32
  17. bool
  18. depends on MIPS64 = 'n'
  19. default y
  20. mainmenu "Linux/MIPS Kernel Configuration"
  21. source "init/Kconfig"
  22. menu "Machine selection"
  23. config MACH_JAZZ
  24. bool "Support for the Jazz family of machines"
  25. select ARC
  26. select ARC32
  27. select GENERIC_ISA_DMA
  28. select I8259
  29. select ISA
  30. help
  31. This a family of machines based on the MIPS R4030 chipset which was
  32. used by several vendors to build RISC/os and Windows NT workstations.
  33. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  34. Olivetti M700-10 workstations.
  35. config ACER_PICA_61
  36. bool "Support for Acer PICA 1 chipset (EXPERIMENTAL)"
  37. depends on MACH_JAZZ && EXPERIMENTAL
  38. select DMA_NONCOHERENT
  39. help
  40. This is a machine with a R4400 133/150 MHz CPU. To compile a Linux
  41. kernel that runs on these, say Y here. For details about Linux on
  42. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  43. <http://www.linux-mips.org/>.
  44. config MIPS_MAGNUM_4000
  45. bool "Support for MIPS Magnum 4000"
  46. depends on MACH_JAZZ
  47. select DMA_NONCOHERENT
  48. help
  49. This is a machine with a R4000 100 MHz CPU. To compile a Linux
  50. kernel that runs on these, say Y here. For details about Linux on
  51. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  52. <http://www.linux-mips.org/>.
  53. config OLIVETTI_M700
  54. bool "Support for Olivetti M700-10"
  55. depends on MACH_JAZZ
  56. select DMA_NONCOHERENT
  57. help
  58. This is a machine with a R4000 100 MHz CPU. To compile a Linux
  59. kernel that runs on these, say Y here. For details about Linux on
  60. the MIPS architecture, check out the Linux/MIPS FAQ on the WWW at
  61. <http://www.linux-mips.org/>.
  62. config MACH_VR41XX
  63. bool "Support for NEC VR4100 series based machines"
  64. config NEC_CMBVR4133
  65. bool "Support for NEC CMB-VR4133"
  66. depends on MACH_VR41XX
  67. select CPU_VR41XX
  68. select DMA_NONCOHERENT
  69. select IRQ_CPU
  70. select HW_HAS_PCI
  71. config ROCKHOPPER
  72. bool "Support for Rockhopper baseboard"
  73. depends on NEC_CMBVR4133
  74. select I8259
  75. select HAVE_STD_PC_SERIAL_PORT
  76. config CASIO_E55
  77. bool "Support for CASIO CASSIOPEIA E-10/15/55/65"
  78. depends on MACH_VR41XX
  79. select CPU_LITTLE_ENDIAN
  80. select DMA_NONCOHERENT
  81. select IRQ_CPU
  82. select ISA
  83. config IBM_WORKPAD
  84. bool "Support for IBM WorkPad z50"
  85. depends on MACH_VR41XX
  86. select CPU_LITTLE_ENDIAN
  87. select DMA_NONCOHERENT
  88. select IRQ_CPU
  89. select ISA
  90. config TANBAC_TB022X
  91. bool "Support for TANBAC VR4131 multichip module and TANBAC VR4131DIMM"
  92. depends on MACH_VR41XX
  93. select CPU_LITTLE_ENDIAN
  94. select DMA_NONCOHERENT
  95. select IRQ_CPU
  96. select HW_HAS_PCI
  97. help
  98. The TANBAC VR4131 multichip module(TB0225) and
  99. the TANBAC VR4131DIMM(TB0229) are MIPS-based platforms
  100. manufactured by TANBAC.
  101. Please refer to <http://www.tanbac.co.jp/>
  102. about VR4131 multichip module and VR4131DIMM.
  103. config TANBAC_TB0226
  104. bool "Support for TANBAC Mbase(TB0226)"
  105. depends on TANBAC_TB022X
  106. select GPIO_VR41XX
  107. help
  108. The TANBAC Mbase(TB0226) is a MIPS-based platform manufactured by TANBAC.
  109. Please refer to <http://www.tanbac.co.jp/> about Mbase.
  110. config VICTOR_MPC30X
  111. bool "Support for Victor MP-C303/304"
  112. depends on MACH_VR41XX
  113. select CPU_LITTLE_ENDIAN
  114. select DMA_NONCOHERENT
  115. select IRQ_CPU
  116. select HW_HAS_PCI
  117. config ZAO_CAPCELLA
  118. bool "Support for ZAO Networks Capcella"
  119. depends on MACH_VR41XX
  120. select CPU_LITTLE_ENDIAN
  121. select DMA_NONCOHERENT
  122. select IRQ_CPU
  123. select HW_HAS_PCI
  124. config PCI_VR41XX
  125. bool "Add PCI control unit support of NEC VR4100 series"
  126. depends on MACH_VR41XX && HW_HAS_PCI
  127. default y
  128. select PCI
  129. config VRC4173
  130. tristate "Add NEC VRC4173 companion chip support"
  131. depends on MACH_VR41XX && PCI_VR41XX
  132. ---help---
  133. The NEC VRC4173 is a companion chip for NEC VR4122/VR4131.
  134. config TOSHIBA_JMR3927
  135. bool "Support for Toshiba JMR-TX3927 board"
  136. depends on MIPS32
  137. select DMA_NONCOHERENT
  138. select HW_HAS_PCI
  139. select SWAP_IO_SPACE
  140. config MIPS_COBALT
  141. bool "Support for Cobalt Server (EXPERIMENTAL)"
  142. depends on EXPERIMENTAL
  143. select DMA_NONCOHERENT
  144. select HW_HAS_PCI
  145. select I8259
  146. select IRQ_CPU
  147. config MACH_DECSTATION
  148. bool "Support for DECstations"
  149. select BOOT_ELF32
  150. select DMA_NONCOHERENT
  151. select IRQ_CPU
  152. depends on MIPS32 || EXPERIMENTAL
  153. ---help---
  154. This enables support for DEC's MIPS based workstations. For details
  155. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  156. DECstation porting pages on <http://decstation.unix-ag.org/>.
  157. If you have one of the following DECstation Models you definitely
  158. want to choose R4xx0 for the CPU Type:
  159. DECstation 5000/50
  160. DECstation 5000/150
  161. DECstation 5000/260
  162. DECsystem 5900/260
  163. otherwise choose R3000.
  164. config MIPS_EV64120
  165. bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  166. depends on EXPERIMENTAL
  167. select DMA_NONCOHERENT
  168. select HW_HAS_PCI
  169. select MIPS_GT64120
  170. help
  171. This is an evaluation board based on the Galileo GT-64120
  172. single-chip system controller that contains a MIPS R5000 compatible
  173. core running at 75/100MHz. Their website is located at
  174. <http://www.marvell.com/>. Say Y here if you wish to build a
  175. kernel for this platform.
  176. config EVB_PCI1
  177. bool "Enable Second PCI (PCI1)"
  178. depends on MIPS_EV64120
  179. config MIPS_EV96100
  180. bool "Support for Galileo EV96100 Evaluation board (EXPERIMENTAL)"
  181. depends on EXPERIMENTAL
  182. select DMA_NONCOHERENT
  183. select HW_HAS_PCI
  184. select IRQ_CPU
  185. select MIPS_GT96100
  186. select RM7000_CPU_SCACHE
  187. select SWAP_IO_SPACE
  188. help
  189. This is an evaluation board based on the Galileo GT-96100 LAN/WAN
  190. communications controllers containing a MIPS R5000 compatible core
  191. running at 83MHz. Their website is <http://www.marvell.com/>. Say Y
  192. here if you wish to build a kernel for this platform.
  193. config MIPS_IVR
  194. bool "Support for Globespan IVR board"
  195. select DMA_NONCOHERENT
  196. select HW_HAS_PCI
  197. help
  198. This is an evaluation board built by Globespan to showcase thir
  199. iVR (Internet Video Recorder) design. It utilizes a QED RM5231
  200. R5000 MIPS core. More information can be found out their website
  201. located at <http://www.globespan.net/>. Say Y here if you wish to
  202. build a kernel for this platform.
  203. config LASAT
  204. bool "Support for LASAT Networks platforms"
  205. select DMA_NONCOHERENT
  206. select HW_HAS_PCI
  207. select MIPS_GT64120
  208. select R5000_CPU_SCACHE
  209. config PICVUE
  210. tristate "PICVUE LCD display driver"
  211. depends on LASAT
  212. config PICVUE_PROC
  213. tristate "PICVUE LCD display driver /proc interface"
  214. depends on PICVUE
  215. config DS1603
  216. bool "DS1603 RTC driver"
  217. depends on LASAT
  218. config LASAT_SYSCTL
  219. bool "LASAT sysctl interface"
  220. depends on LASAT
  221. config MIPS_ITE8172
  222. bool "Support for ITE 8172G board"
  223. select DMA_NONCOHERENT
  224. select HW_HAS_PCI
  225. help
  226. Ths is an evaluation board made by ITE <http://www.ite.com.tw/>
  227. with ATX form factor that utilizes a MIPS R5000 to work with its
  228. ITE8172G companion internet appliance chip. The MIPS core can be
  229. either a NEC Vr5432 or QED RM5231. Say Y here if you wish to build
  230. a kernel for this platform.
  231. config IT8172_REVC
  232. bool "Support for older IT8172 (Rev C)"
  233. depends on MIPS_ITE8172
  234. help
  235. Say Y here to support the older, Revision C version of the Integrated
  236. Technology Express, Inc. ITE8172 SBC. Vendor page at
  237. <http://www.ite.com.tw/ia/brief_it8172bsp.htm>; picture of the
  238. board at <http://www.mvista.com/partners/semiconductor/ite.html>.
  239. config MIPS_ATLAS
  240. bool "Support for MIPS Atlas board"
  241. select BOOT_ELF32
  242. select DMA_NONCOHERENT
  243. select HW_HAS_PCI
  244. select MIPS_GT64120
  245. select SWAP_IO_SPACE
  246. help
  247. This enables support for the QED R5231-based MIPS Atlas evaluation
  248. board.
  249. config MIPS_MALTA
  250. bool "Support for MIPS Malta board"
  251. select BOOT_ELF32
  252. select HAVE_STD_PC_SERIAL_PORT
  253. select DMA_NONCOHERENT
  254. select GENERIC_ISA_DMA
  255. select HW_HAS_PCI
  256. select I8259
  257. select MIPS_GT64120
  258. select SWAP_IO_SPACE
  259. help
  260. This enables support for the VR5000-based MIPS Malta evaluation
  261. board.
  262. config MIPS_SEAD
  263. bool "Support for MIPS SEAD board (EXPERIMENTAL)"
  264. depends on EXPERIMENTAL
  265. select IRQ_CPU
  266. select DMA_NONCOHERENT
  267. config MOMENCO_OCELOT
  268. bool "Support for Momentum Ocelot board"
  269. select DMA_NONCOHERENT
  270. select HW_HAS_PCI
  271. select IRQ_CPU
  272. select IRQ_CPU_RM7K
  273. select MIPS_GT64120
  274. select RM7000_CPU_SCACHE
  275. select SWAP_IO_SPACE
  276. help
  277. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  278. Momentum Computer <http://www.momenco.com/>.
  279. config MOMENCO_OCELOT_G
  280. bool "Support for Momentum Ocelot-G board"
  281. select DMA_NONCOHERENT
  282. select HW_HAS_PCI
  283. select IRQ_CPU
  284. select IRQ_CPU_RM7K
  285. select PCI_MARVELL
  286. select RM7000_CPU_SCACHE
  287. select SWAP_IO_SPACE
  288. help
  289. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  290. Momentum Computer <http://www.momenco.com/>.
  291. config MOMENCO_OCELOT_C
  292. bool "Support for Momentum Ocelot-C board"
  293. select DMA_NONCOHERENT
  294. select HW_HAS_PCI
  295. select IRQ_CPU
  296. select IRQ_MV64340
  297. select PCI_MARVELL
  298. select RM7000_CPU_SCACHE
  299. select SWAP_IO_SPACE
  300. help
  301. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  302. Momentum Computer <http://www.momenco.com/>.
  303. config MOMENCO_OCELOT_3
  304. bool "Support for Momentum Ocelot-3 board"
  305. select BOOT_ELF32
  306. select DMA_NONCOHERENT
  307. select HW_HAS_PCI
  308. select IRQ_CPU
  309. select IRQ_CPU_RM7K
  310. select IRQ_MV64340
  311. select PCI_MARVELL
  312. select RM7000_CPU_SCACHE
  313. select SWAP_IO_SPACE
  314. help
  315. The Ocelot-3 is based off Discovery III System Controller and
  316. PMC-Sierra Rm79000 core.
  317. config MOMENCO_JAGUAR_ATX
  318. bool "Support for Momentum Jaguar board"
  319. select BOOT_ELF32
  320. select DMA_NONCOHERENT
  321. select HW_HAS_PCI
  322. select IRQ_CPU
  323. select IRQ_CPU_RM7K
  324. select IRQ_MV64340
  325. select LIMITED_DMA
  326. select PCI_MARVELL
  327. select RM7000_CPU_SCACHE
  328. select SWAP_IO_SPACE
  329. help
  330. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  331. Momentum Computer <http://www.momenco.com/>.
  332. config JAGUAR_DMALOW
  333. bool "Low DMA Mode"
  334. depends on MOMENCO_JAGUAR_ATX
  335. help
  336. Select to Y if jump JP5 is set on your board, N otherwise. Normally
  337. the jumper is set, so if you feel unsafe, just say Y.
  338. config PMC_YOSEMITE
  339. bool "Support for PMC-Sierra Yosemite eval board"
  340. select DMA_COHERENT
  341. select HW_HAS_PCI
  342. select IRQ_CPU
  343. select IRQ_CPU_RM7K
  344. select IRQ_CPU_RM9K
  345. select SWAP_IO_SPACE
  346. help
  347. Yosemite is an evaluation board for the RM9000x2 processor
  348. manufactured by PMC-Sierra
  349. config HYPERTRANSPORT
  350. bool "Hypertransport Support for PMC-Sierra Yosemite"
  351. depends on PMC_YOSEMITE
  352. config DDB5074
  353. bool "Support for NEC DDB Vrc-5074 (EXPERIMENTAL)"
  354. depends on EXPERIMENTAL
  355. select DMA_NONCOHERENT
  356. select HAVE_STD_PC_SERIAL_PORT
  357. select HW_HAS_PCI
  358. select IRQ_CPU
  359. select I8259
  360. select ISA
  361. help
  362. This enables support for the VR5000-based NEC DDB Vrc-5074
  363. evaluation board.
  364. config DDB5476
  365. bool "Support for NEC DDB Vrc-5476"
  366. select DMA_NONCOHERENT
  367. select HAVE_STD_PC_SERIAL_PORT
  368. select HW_HAS_PCI
  369. select IRQ_CPU
  370. select I8259
  371. select ISA
  372. help
  373. This enables support for the R5432-based NEC DDB Vrc-5476
  374. evaluation board.
  375. Features : kernel debugging, serial terminal, NFS root fs, on-board
  376. ether port USB, AC97, PCI, PCI VGA card & framebuffer console,
  377. IDE controller, PS2 keyboard, PS2 mouse, etc.
  378. config DDB5477
  379. bool "Support for NEC DDB Vrc-5477"
  380. select DMA_NONCOHERENT
  381. select HW_HAS_PCI
  382. select I8259
  383. select IRQ_CPU
  384. help
  385. This enables support for the R5432-based NEC DDB Vrc-5477,
  386. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  387. Features : kernel debugging, serial terminal, NFS root fs, on-board
  388. ether port USB, AC97, PCI, etc.
  389. config DDB5477_BUS_FREQUENCY
  390. int "bus frequency (in kHZ, 0 for auto-detect)"
  391. depends on DDB5477
  392. default 0
  393. config QEMU
  394. bool "Support for Qemu"
  395. select DMA_COHERENT
  396. select GENERIC_ISA_DMA
  397. select HAVE_STD_PC_SERIAL_PORT
  398. select I8259
  399. select ISA
  400. select SWAP_IO_SPACE
  401. select SYS_SUPPORTS_32BIT_KERNEL
  402. select SYS_SUPPORTS_BIG_ENDIAN
  403. help
  404. Qemu is a software emulator which among other architectures also
  405. can simulate a MIPS32 4Kc system. This patch adds support for the
  406. system architecture that currently is being simulated by Qemu. It
  407. will eventually be removed again when Qemu has the capability to
  408. simulate actual MIPS hardware platforms. More information on Qemu
  409. can be found at http://www.linux-mips.org/wiki/Qemu.
  410. config SGI_IP22
  411. bool "Support for SGI IP22 (Indy/Indigo2)"
  412. select ARC
  413. select ARC32
  414. select BOOT_ELF32
  415. select DMA_NONCOHERENT
  416. select IP22_CPU_SCACHE
  417. select IRQ_CPU
  418. select SWAP_IO_SPACE
  419. help
  420. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  421. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  422. that runs on these, say Y here.
  423. config SGI_IP27
  424. bool "Support for SGI IP27 (Origin200/2000)"
  425. depends on MIPS64
  426. select ARC
  427. select ARC64
  428. select DMA_IP27
  429. select HW_HAS_PCI
  430. select PCI_DOMAINS
  431. help
  432. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  433. workstations. To compile a Linux kernel that runs on these, say Y
  434. here.
  435. #config SGI_SN0_XXL
  436. # bool "IP27 XXL"
  437. # depends on SGI_IP27
  438. # This options adds support for userspace processes upto 16TB size.
  439. # Normally the limit is just .5TB.
  440. config SGI_SN0_N_MODE
  441. bool "IP27 N-Mode"
  442. depends on SGI_IP27
  443. help
  444. The nodes of Origin 200, Origin 2000 and Onyx 2 systems can be
  445. configured in either N-Modes which allows for more nodes or M-Mode
  446. which allows for more memory. Your system is most probably
  447. running in M-Mode, so you should say N here.
  448. config ARCH_DISCONTIGMEM_ENABLE
  449. bool
  450. default y if SGI_IP27
  451. help
  452. Say Y to upport efficient handling of discontiguous physical memory,
  453. for architectures which are either NUMA (Non-Uniform Memory Access)
  454. or have huge holes in the physical address space for other reasons.
  455. See <file:Documentation/vm/numa> for more.
  456. config NUMA
  457. bool "NUMA Support"
  458. depends on SGI_IP27
  459. help
  460. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  461. Access). This option is for configuring high-end multiprocessor
  462. server machines. If in doubt, say N.
  463. config MAPPED_KERNEL
  464. bool "Mapped kernel support"
  465. depends on SGI_IP27
  466. help
  467. Change the way a Linux kernel is loaded into memory on a MIPS64
  468. machine. This is required in order to support text replication and
  469. NUMA. If you need to understand it, read the source code.
  470. config REPLICATE_KTEXT
  471. bool "Kernel text replication support"
  472. depends on SGI_IP27
  473. help
  474. Say Y here to enable replicating the kernel text across multiple
  475. nodes in a NUMA cluster. This trades memory for speed.
  476. config REPLICATE_EXHANDLERS
  477. bool "Exception handler replication support"
  478. depends on SGI_IP27
  479. help
  480. Say Y here to enable replicating the kernel exception handlers
  481. across multiple nodes in a NUMA cluster. This trades memory for
  482. speed.
  483. config SGI_IP32
  484. bool "Support for SGI IP32 (O2) (EXPERIMENTAL)"
  485. depends on MIPS64 && EXPERIMENTAL
  486. select ARC
  487. select ARC32
  488. select BOOT_ELF32
  489. select OWN_DMA
  490. select DMA_IP32
  491. select DMA_NONCOHERENT
  492. select HW_HAS_PCI
  493. select R5000_CPU_SCACHE
  494. select RM7000_CPU_SCACHE
  495. help
  496. If you want this kernel to run on SGI O2 workstation, say Y here.
  497. config SOC_AU1X00
  498. depends on MIPS32
  499. bool "Support for AMD/Alchemy Au1X00 SOCs"
  500. choice
  501. prompt "Au1X00 SOC Type"
  502. depends on SOC_AU1X00
  503. help
  504. Say Y here to enable support for one of three AMD/Alchemy
  505. SOCs. For additional documentation see www.amd.com.
  506. config SOC_AU1000
  507. bool "SOC_AU1000"
  508. config SOC_AU1100
  509. bool "SOC_AU1100"
  510. config SOC_AU1500
  511. bool "SOC_AU1500"
  512. config SOC_AU1550
  513. bool "SOC_AU1550"
  514. endchoice
  515. choice
  516. prompt "AMD/Alchemy Au1x00 board support"
  517. depends on SOC_AU1X00
  518. help
  519. These are evaluation boards built by AMD/Alchemy to
  520. showcase their Au1X00 Internet Edge Processors. The SOC design
  521. is based on the MIPS32 architecture running at 266/400/500MHz
  522. with many integrated peripherals. Further information can be
  523. found at their website, <http://www.amd.com/>. Say Y here if you
  524. wish to build a kernel for this platform.
  525. config MIPS_PB1000
  526. bool "PB1000 board"
  527. depends on SOC_AU1000
  528. select DMA_NONCOHERENT
  529. select HW_HAS_PCI
  530. select SWAP_IO_SPACE
  531. config MIPS_PB1100
  532. bool "PB1100 board"
  533. depends on SOC_AU1100
  534. select DMA_NONCOHERENT
  535. select HW_HAS_PCI
  536. select SWAP_IO_SPACE
  537. config MIPS_PB1500
  538. bool "PB1500 board"
  539. depends on SOC_AU1500
  540. select DMA_COHERENT
  541. select HW_HAS_PCI
  542. config MIPS_PB1550
  543. bool "PB1550 board"
  544. depends on SOC_AU1550
  545. select DMA_COHERENT
  546. select HW_HAS_PCI
  547. select MIPS_DISABLE_OBSOLETE_IDE
  548. config MIPS_DB1000
  549. bool "DB1000 board"
  550. depends on SOC_AU1000
  551. select DMA_NONCOHERENT
  552. select HW_HAS_PCI
  553. config MIPS_DB1100
  554. bool "DB1100 board"
  555. depends on SOC_AU1100
  556. select DMA_NONCOHERENT
  557. config MIPS_DB1500
  558. bool "DB1500 board"
  559. depends on SOC_AU1500
  560. select DMA_COHERENT
  561. select HW_HAS_PCI
  562. select MIPS_DISABLE_OBSOLETE_IDE
  563. config MIPS_DB1550
  564. bool "DB1550 board"
  565. depends on SOC_AU1550
  566. select HW_HAS_PCI
  567. select DMA_COHERENT
  568. select MIPS_DISABLE_OBSOLETE_IDE
  569. config MIPS_BOSPORUS
  570. bool "Bosporus board"
  571. depends on SOC_AU1500
  572. select DMA_NONCOHERENT
  573. config MIPS_MIRAGE
  574. bool "Mirage board"
  575. depends on SOC_AU1500
  576. select DMA_NONCOHERENT
  577. config MIPS_XXS1500
  578. bool "MyCable XXS1500 board"
  579. depends on SOC_AU1500
  580. select DMA_NONCOHERENT
  581. config MIPS_MTX1
  582. bool "4G Systems MTX-1 board"
  583. depends on SOC_AU1500
  584. select HW_HAS_PCI
  585. select DMA_NONCOHERENT
  586. endchoice
  587. config SIBYTE_SB1xxx_SOC
  588. bool "Support for Broadcom BCM1xxx SOCs (EXPERIMENTAL)"
  589. depends on EXPERIMENTAL
  590. select BOOT_ELF32
  591. select DMA_COHERENT
  592. select SWAP_IO_SPACE
  593. choice
  594. prompt "BCM1xxx SOC-based board"
  595. depends on SIBYTE_SB1xxx_SOC
  596. default SIBYTE_SWARM
  597. help
  598. Enable support for boards based on the SiByte line of SOCs
  599. from Broadcom. There are configurations for the known
  600. evaluation boards, or you can choose "Other" and add your
  601. own board support code.
  602. config SIBYTE_SWARM
  603. bool "BCM91250A-SWARM"
  604. select SIBYTE_SB1250
  605. config SIBYTE_SENTOSA
  606. bool "BCM91250E-Sentosa"
  607. select SIBYTE_SB1250
  608. config SIBYTE_RHONE
  609. bool "BCM91125E-Rhone"
  610. select SIBYTE_BCM1125H
  611. config SIBYTE_CARMEL
  612. bool "BCM91120x-Carmel"
  613. select SIBYTE_BCM1120
  614. config SIBYTE_PTSWARM
  615. bool "BCM91250PT-PTSWARM"
  616. select SIBYTE_SB1250
  617. config SIBYTE_LITTLESUR
  618. bool "BCM91250C2-LittleSur"
  619. select SIBYTE_SB1250
  620. config SIBYTE_CRHINE
  621. bool "BCM91120C-CRhine"
  622. select SIBYTE_BCM1120
  623. config SIBYTE_CRHONE
  624. bool "BCM91125C-CRhone"
  625. select SIBYTE_BCM1125
  626. config SIBYTE_UNKNOWN
  627. bool "Other"
  628. endchoice
  629. config SIBYTE_BOARD
  630. bool
  631. depends on SIBYTE_SB1xxx_SOC && !SIBYTE_UNKNOWN
  632. default y
  633. choice
  634. prompt "BCM1xxx SOC Type"
  635. depends on SIBYTE_UNKNOWN
  636. default SIBYTE_UNK_BCM1250
  637. help
  638. Since you haven't chosen a known evaluation board from
  639. Broadcom, you must explicitly pick the SOC this kernel is
  640. targetted for.
  641. config SIBYTE_UNK_BCM1250
  642. bool "BCM1250"
  643. select SIBYTE_SB1250
  644. config SIBYTE_UNK_BCM1120
  645. bool "BCM1120"
  646. select SIBYTE_BCM1120
  647. config SIBYTE_UNK_BCM1125
  648. bool "BCM1125"
  649. select SIBYTE_BCM1125
  650. config SIBYTE_UNK_BCM1125H
  651. bool "BCM1125H"
  652. select SIBYTE_BCM1125H
  653. endchoice
  654. config SIBYTE_SB1250
  655. bool
  656. select HW_HAS_PCI
  657. config SIBYTE_BCM1120
  658. bool
  659. select SIBYTE_BCM112X
  660. config SIBYTE_BCM1125
  661. bool
  662. select HW_HAS_PCI
  663. select SIBYTE_BCM112X
  664. config SIBYTE_BCM1125H
  665. bool
  666. select HW_HAS_PCI
  667. select SIBYTE_BCM112X
  668. config SIBYTE_BCM112X
  669. bool
  670. choice
  671. prompt "SiByte SOC Stepping"
  672. depends on SIBYTE_SB1xxx_SOC
  673. config CPU_SB1_PASS_1
  674. bool "1250 Pass1"
  675. depends on SIBYTE_SB1250
  676. select CPU_HAS_PREFETCH
  677. config CPU_SB1_PASS_2_1250
  678. bool "1250 An"
  679. depends on SIBYTE_SB1250
  680. select CPU_SB1_PASS_2
  681. help
  682. Also called BCM1250 Pass 2
  683. config CPU_SB1_PASS_2_2
  684. bool "1250 Bn"
  685. depends on SIBYTE_SB1250
  686. select CPU_HAS_PREFETCH
  687. help
  688. Also called BCM1250 Pass 2.2
  689. config CPU_SB1_PASS_4
  690. bool "1250 Cn"
  691. depends on SIBYTE_SB1250
  692. select CPU_HAS_PREFETCH
  693. help
  694. Also called BCM1250 Pass 3
  695. config CPU_SB1_PASS_2_112x
  696. bool "112x Hybrid"
  697. depends on SIBYTE_BCM112X
  698. select CPU_SB1_PASS_2
  699. config CPU_SB1_PASS_3
  700. bool "112x An"
  701. depends on SIBYTE_BCM112X
  702. select CPU_HAS_PREFETCH
  703. endchoice
  704. config CPU_SB1_PASS_2
  705. bool
  706. config SIBYTE_HAS_LDT
  707. bool
  708. depends on PCI && (SIBYTE_SB1250 || SIBYTE_BCM1125H)
  709. default y
  710. config SIMULATION
  711. bool "Running under simulation"
  712. depends on SIBYTE_SB1xxx_SOC
  713. help
  714. Build a kernel suitable for running under the GDB simulator.
  715. Primarily adjusts the kernel's notion of time.
  716. config SIBYTE_CFE
  717. bool "Booting from CFE"
  718. depends on SIBYTE_SB1xxx_SOC
  719. help
  720. Make use of the CFE API for enumerating available memory,
  721. controlling secondary CPUs, and possibly console output.
  722. config SIBYTE_CFE_CONSOLE
  723. bool "Use firmware console"
  724. depends on SIBYTE_CFE
  725. help
  726. Use the CFE API's console write routines during boot. Other console
  727. options (VT console, sb1250 duart console, etc.) should not be
  728. configured.
  729. config SIBYTE_STANDALONE
  730. bool
  731. depends on SIBYTE_SB1xxx_SOC && !SIBYTE_CFE
  732. default y
  733. config SIBYTE_STANDALONE_RAM_SIZE
  734. int "Memory size (in megabytes)"
  735. depends on SIBYTE_STANDALONE
  736. default "32"
  737. config SIBYTE_BUS_WATCHER
  738. bool "Support for Bus Watcher statistics"
  739. depends on SIBYTE_SB1xxx_SOC
  740. help
  741. Handle and keep statistics on the bus error interrupts (COR_ECC,
  742. BAD_ECC, IO_BUS).
  743. config SIBYTE_BW_TRACE
  744. bool "Capture bus trace before bus error"
  745. depends on SIBYTE_BUS_WATCHER
  746. help
  747. Run a continuous bus trace, dumping the raw data as soon as
  748. a ZBbus error is detected. Cannot work if ZBbus profiling
  749. is turned on, and also will interfere with JTAG-based trace
  750. buffer activity. Raw buffer data is dumped to console, and
  751. must be processed off-line.
  752. config SIBYTE_SB1250_PROF
  753. bool "Support for SB1/SOC profiling - SB1/SCD perf counters"
  754. depends on SIBYTE_SB1xxx_SOC
  755. config SIBYTE_TBPROF
  756. bool "Support for ZBbus profiling"
  757. depends on SIBYTE_SB1xxx_SOC
  758. config SNI_RM200_PCI
  759. bool "Support for SNI RM200 PCI"
  760. select ARC
  761. select ARC32
  762. select BOOT_ELF32
  763. select DMA_NONCOHERENT
  764. select GENERIC_ISA_DMA
  765. select HAVE_STD_PC_SERIAL_PORT
  766. select HW_HAS_PCI
  767. select I8259
  768. select ISA
  769. help
  770. The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
  771. Nixdorf Informationssysteme (SNI), parent company of Pyramid
  772. Technology and now in turn merged with Fujitsu. Say Y here to
  773. support this machine type.
  774. config TOSHIBA_RBTX4927
  775. bool "Support for Toshiba TBTX49[23]7 board"
  776. depends on MIPS32
  777. select DMA_NONCOHERENT
  778. select HAS_TXX9_SERIAL
  779. select HW_HAS_PCI
  780. select I8259
  781. select ISA
  782. select SWAP_IO_SPACE
  783. help
  784. This Toshiba board is based on the TX4927 processor. Say Y here to
  785. support this machine type
  786. config TOSHIBA_FPCIB0
  787. bool "FPCIB0 Backplane Support"
  788. depends on TOSHIBA_RBTX4927
  789. config RWSEM_GENERIC_SPINLOCK
  790. bool
  791. default y
  792. config RWSEM_XCHGADD_ALGORITHM
  793. bool
  794. config GENERIC_CALIBRATE_DELAY
  795. bool
  796. default y
  797. config HAVE_DEC_LOCK
  798. bool
  799. default y
  800. #
  801. # Select some configuration options automatically based on user selections.
  802. #
  803. config ARC
  804. bool
  805. depends on SNI_RM200_PCI || SGI_IP32 || SGI_IP27 || SGI_IP22 || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61
  806. default y
  807. config DMA_COHERENT
  808. bool
  809. config DMA_IP27
  810. bool
  811. config DMA_NONCOHERENT
  812. bool
  813. config EARLY_PRINTK
  814. bool
  815. depends on MACH_DECSTATION
  816. default y
  817. config GENERIC_ISA_DMA
  818. bool
  819. depends on SNI_RM200_PCI || MIPS_MAGNUM_4000 || OLIVETTI_M700 || ACER_PICA_61 || MIPS_MALTA
  820. default y
  821. config I8259
  822. bool
  823. depends on SNI_RM200_PCI || DDB5477 || DDB5476 || DDB5074 || MACH_JAZZ || MIPS_MALTA || MIPS_COBALT
  824. default y
  825. config LIMITED_DMA
  826. bool
  827. select HIGHMEM
  828. config MIPS_BONITO64
  829. bool
  830. depends on MIPS_ATLAS || MIPS_MALTA
  831. default y
  832. config MIPS_MSC
  833. bool
  834. depends on MIPS_ATLAS || MIPS_MALTA
  835. default y
  836. config MIPS_NILE4
  837. bool
  838. depends on LASAT
  839. default y
  840. config MIPS_DISABLE_OBSOLETE_IDE
  841. bool
  842. config CPU_LITTLE_ENDIAN
  843. bool "Generate little endian code"
  844. 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
  845. default n if MIPS_EV64120 || MIPS_EV96100 || MOMENCO_OCELOT || MOMENCO_OCELOT_G || SGI_IP22 || SGI_IP27 || SGI_IP32 || TOSHIBA_JMR3927
  846. help
  847. Some MIPS machines can be configured for either little or big endian
  848. byte order. These modes require different kernels. Say Y if your
  849. machine is little endian, N if it's a big endian machine.
  850. config IRQ_CPU
  851. bool
  852. config IRQ_CPU_RM7K
  853. bool
  854. config IRQ_MV64340
  855. bool
  856. config DDB5XXX_COMMON
  857. bool
  858. depends on DDB5074 || DDB5476 || DDB5477
  859. default y
  860. config MIPS_BOARDS_GEN
  861. bool
  862. depends on MIPS_ATLAS || MIPS_MALTA || MIPS_SEAD
  863. default y
  864. config MIPS_GT64111
  865. bool
  866. depends on MIPS_COBALT
  867. default y
  868. config MIPS_GT64120
  869. bool
  870. depends on MIPS_EV64120 || MIPS_EV96100 || LASAT || MIPS_ATLAS || MIPS_MALTA || MOMENCO_OCELOT
  871. default y
  872. config MIPS_TX3927
  873. bool
  874. depends on TOSHIBA_JMR3927
  875. select HAS_TXX9_SERIAL
  876. default y
  877. config PCI_MARVELL
  878. bool
  879. config ITE_BOARD_GEN
  880. bool
  881. depends on MIPS_IVR || MIPS_ITE8172
  882. default y
  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 QL_ISP_A64
  960. bool
  961. depends on SGI_IP27
  962. default y
  963. config TOSHIBA_BOARDS
  964. bool
  965. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  966. default y
  967. endmenu
  968. menu "CPU selection"
  969. choice
  970. prompt "CPU type"
  971. default CPU_R4X00
  972. config CPU_MIPS32
  973. bool "MIPS32"
  974. config CPU_MIPS64
  975. bool "MIPS64"
  976. config CPU_R3000
  977. bool "R3000"
  978. depends on MIPS32
  979. help
  980. Please make sure to pick the right CPU type. Linux/MIPS is not
  981. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  982. *not* work on R4000 machines and vice versa. However, since most
  983. of the supported machines have an R4000 (or similar) CPU, R4x00
  984. might be a safe bet. If the resulting kernel does not work,
  985. try to recompile with R3000.
  986. config CPU_TX39XX
  987. bool "R39XX"
  988. depends on MIPS32
  989. config CPU_VR41XX
  990. bool "R41xx"
  991. help
  992. The options selects support for the NEC VR41xx series of processors.
  993. Only choose this option if you have one of these processors as a
  994. kernel built with this option will not run on any other type of
  995. processor or vice versa.
  996. config CPU_R4300
  997. bool "R4300"
  998. help
  999. MIPS Technologies R4300-series processors.
  1000. config CPU_R4X00
  1001. bool "R4x00"
  1002. help
  1003. MIPS Technologies R4000-series processors other than 4300, including
  1004. the R4000, R4400, R4600, and 4700.
  1005. config CPU_TX49XX
  1006. bool "R49XX"
  1007. config CPU_R5000
  1008. bool "R5000"
  1009. help
  1010. MIPS Technologies R5000-series processors other than the Nevada.
  1011. config CPU_R5432
  1012. bool "R5432"
  1013. config CPU_R6000
  1014. bool "R6000"
  1015. depends on MIPS32 && EXPERIMENTAL
  1016. help
  1017. MIPS Technologies R6000 and R6000A series processors. Note these
  1018. processors are extremly rare and the support for them is incomplete.
  1019. config CPU_NEVADA
  1020. bool "RM52xx"
  1021. help
  1022. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1023. config CPU_R8000
  1024. bool "R8000"
  1025. depends on MIPS64 && EXPERIMENTAL
  1026. help
  1027. MIPS Technologies R8000 processors. Note these processors are
  1028. uncommon and the support for them is incomplete.
  1029. config CPU_R10000
  1030. bool "R10000"
  1031. help
  1032. MIPS Technologies R10000-series processors.
  1033. config CPU_RM7000
  1034. bool "RM7000"
  1035. config CPU_RM9000
  1036. bool "RM9000"
  1037. config CPU_SB1
  1038. bool "SB1"
  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 "Enable prefetches" if CPU_SB1 && !CPU_SB1_PASS_2
  1098. default y if CPU_MIPS32 || CPU_MIPS64 || CPU_RM7000 || CPU_RM9000 || CPU_R10000
  1099. config VTAG_ICACHE
  1100. bool "Support for Virtual Tagged I-cache" if CPU_MIPS64 || CPU_MIPS32
  1101. default y if CPU_SB1
  1102. config SB1_PASS_1_WORKAROUNDS
  1103. bool
  1104. depends on CPU_SB1_PASS_1
  1105. default y
  1106. config SB1_PASS_2_WORKAROUNDS
  1107. bool
  1108. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1109. default y
  1110. config SB1_PASS_2_1_WORKAROUNDS
  1111. bool
  1112. depends on CPU_SB1 && CPU_SB1_PASS_2
  1113. default y
  1114. config 64BIT_PHYS_ADDR
  1115. bool "Support for 64-bit physical address space"
  1116. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && MIPS32
  1117. config CPU_ADVANCED
  1118. bool "Override CPU Options"
  1119. depends on MIPS32
  1120. help
  1121. Saying yes here allows you to select support for various features
  1122. your CPU may or may not have. Most people should say N here.
  1123. config CPU_HAS_LLSC
  1124. bool "ll/sc Instructions available" if CPU_ADVANCED
  1125. default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX
  1126. help
  1127. MIPS R4000 series and later provide the Load Linked (ll)
  1128. and Store Conditional (sc) instructions. More information is
  1129. available at <http://www.go-ecs.com/mips/miptek1.htm>.
  1130. Say Y here if your CPU has the ll and sc instructions. Say Y here
  1131. for better performance, N if you don't know. You must say Y here
  1132. for multiprocessor machines.
  1133. config CPU_HAS_LLDSCD
  1134. bool "lld/scd Instructions available" if CPU_ADVANCED
  1135. default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32
  1136. help
  1137. Say Y here if your CPU has the lld and scd instructions, the 64-bit
  1138. equivalents of ll and sc. Say Y here for better performance, N if
  1139. you don't know. You must say Y here for multiprocessor machines.
  1140. config CPU_HAS_WB
  1141. bool "Writeback Buffer available" if CPU_ADVANCED
  1142. default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION
  1143. help
  1144. Say N here for slightly better performance. You must say Y here for
  1145. machines which require flushing of write buffers in software. Saying
  1146. Y is the safe option; N may result in kernel malfunction and crashes.
  1147. config CPU_HAS_SYNC
  1148. bool
  1149. depends on !CPU_R3000
  1150. default y
  1151. #
  1152. # - Highmem only makes sense for the 32-bit kernel.
  1153. # - The current highmem code will only work properly on physically indexed
  1154. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1155. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1156. # moment we protect the user and offer the highmem option only on machines
  1157. # where it's known to be safe. This will not offer highmem on a few systems
  1158. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1159. # indexed CPUs but we're playing safe.
  1160. # - We should not offer highmem for system of which we already know that they
  1161. # don't have memory configurations that could gain from highmem support in
  1162. # the kernel because they don't support configurations with RAM at physical
  1163. # addresses > 0x20000000.
  1164. #
  1165. config HIGHMEM
  1166. bool "High Memory Support"
  1167. depends on MIPS32 && (CPU_R3000 || CPU_SB1 || CPU_R7000 || CPU_RM9000 || CPU_R10000) && !(MACH_DECSTATION || MOMENCO_JAGUAR_ATX)
  1168. config ARCH_FLATMEM_ENABLE
  1169. def_bool y
  1170. depends on !NUMA
  1171. source "mm/Kconfig"
  1172. config SMP
  1173. bool "Multi-Processing support"
  1174. depends on CPU_RM9000 || (SIBYTE_SB1250 && !SIBYTE_STANDALONE) || SGI_IP27
  1175. ---help---
  1176. This enables support for systems with more than one CPU. If you have
  1177. a system with only one CPU, like most personal computers, say N. If
  1178. you have a system with more than one CPU, say Y.
  1179. If you say N here, the kernel will run on single and multiprocessor
  1180. machines, but will use only one CPU of a multiprocessor machine. If
  1181. you say Y here, the kernel will run on many, but not all,
  1182. singleprocessor machines. On a singleprocessor machine, the kernel
  1183. will run faster if you say N here.
  1184. People using multiprocessor machines who say Y here should also say
  1185. Y to "Enhanced Real Time Clock Support", below.
  1186. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1187. available at <http://www.tldp.org/docs.html#howto>.
  1188. If you don't know what to do here, say N.
  1189. config NR_CPUS
  1190. int "Maximum number of CPUs (2-64)"
  1191. range 2 64
  1192. depends on SMP
  1193. default "64" if SGI_IP27
  1194. default "2"
  1195. help
  1196. This allows you to specify the maximum number of CPUs which this
  1197. kernel will support. The maximum supported value is 32 for 32-bit
  1198. kernel and 64 for 64-bit kernels; the minimum value which makes
  1199. sense is 2.
  1200. This is purely to save memory - each supported CPU adds
  1201. approximately eight kilobytes to the kernel image.
  1202. config PREEMPT
  1203. bool "Preemptible Kernel"
  1204. help
  1205. This option reduces the latency of the kernel when reacting to
  1206. real-time or interactive events by allowing a low priority process to
  1207. be preempted even if it is in kernel mode executing a system call.
  1208. This allows applications to run more reliably even when the system is
  1209. under load.
  1210. config RTC_DS1742
  1211. bool "DS1742 BRAM/RTC support"
  1212. depends on TOSHIBA_JMR3927 || TOSHIBA_RBTX4927
  1213. config MIPS_INSANE_LARGE
  1214. bool "Support for large 64-bit configurations"
  1215. depends on CPU_R10000 && MIPS64
  1216. help
  1217. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1218. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1219. need processes of more than 1TB virtual address space, say Y here.
  1220. This will result in additional memory usage, so it is not
  1221. recommended for normal users.
  1222. config RWSEM_GENERIC_SPINLOCK
  1223. bool
  1224. default y
  1225. endmenu
  1226. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1227. config HW_HAS_PCI
  1228. bool
  1229. config PCI
  1230. bool "Support for PCI controller"
  1231. depends on HW_HAS_PCI
  1232. help
  1233. Find out whether you have a PCI motherboard. PCI is the name of a
  1234. bus system, i.e. the way the CPU talks to the other stuff inside
  1235. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1236. say Y, otherwise N.
  1237. The PCI-HOWTO, available from
  1238. <http://www.tldp.org/docs.html#howto>, contains valuable
  1239. information about which PCI hardware does work under Linux and which
  1240. doesn't.
  1241. config PCI_DOMAINS
  1242. bool
  1243. depends on PCI
  1244. source "drivers/pci/Kconfig"
  1245. #
  1246. # ISA support is now enabled via select. Too many systems still have the one
  1247. # or other ISA chip on the board that users don't know about so don't expect
  1248. # users to choose the right thing ...
  1249. #
  1250. config ISA
  1251. bool
  1252. config EISA
  1253. bool "EISA support"
  1254. depends on SGI_IP22 || SNI_RM200_PCI
  1255. select ISA
  1256. ---help---
  1257. The Extended Industry Standard Architecture (EISA) bus was
  1258. developed as an open alternative to the IBM MicroChannel bus.
  1259. The EISA bus provided some of the features of the IBM MicroChannel
  1260. bus while maintaining backward compatibility with cards made for
  1261. the older ISA bus. The EISA bus saw limited use between 1988 and
  1262. 1995 when it was made obsolete by the PCI bus.
  1263. Say Y here if you are building a kernel for an EISA-based machine.
  1264. Otherwise, say N.
  1265. source "drivers/eisa/Kconfig"
  1266. config TC
  1267. bool "TURBOchannel support"
  1268. depends on MACH_DECSTATION
  1269. help
  1270. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1271. processors. Documentation on writing device drivers for TurboChannel
  1272. is available at:
  1273. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1274. #config ACCESSBUS
  1275. # bool "Access.Bus support"
  1276. # depends on TC
  1277. config MMU
  1278. bool
  1279. default y
  1280. config MCA
  1281. bool
  1282. config SBUS
  1283. bool
  1284. source "drivers/pcmcia/Kconfig"
  1285. source "drivers/pci/hotplug/Kconfig"
  1286. endmenu
  1287. menu "Executable file formats"
  1288. source "fs/Kconfig.binfmt"
  1289. config TRAD_SIGNALS
  1290. bool
  1291. default y if MIPS32
  1292. config BUILD_ELF64
  1293. bool "Use 64-bit ELF format for building"
  1294. depends on MIPS64
  1295. help
  1296. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1297. format as it's one that allows arbitrary 64-bit constructs. For
  1298. kernels that are loaded within the KSEG compatibility segments the
  1299. 32-bit ELF format can optionally be used resulting in a somewhat
  1300. smaller binary, but this option is not explicitly supported by the
  1301. toolchain and since binutils 2.14 it does not even work at all.
  1302. Say Y to use the 64-bit format or N to use the 32-bit one.
  1303. If unsure say Y.
  1304. config BINFMT_IRIX
  1305. bool "Include IRIX binary compatibility"
  1306. depends on !CPU_LITTLE_ENDIAN && MIPS32 && BROKEN
  1307. config MIPS32_COMPAT
  1308. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1309. depends on MIPS64
  1310. help
  1311. Select this option if you want Linux/MIPS 32-bit binary
  1312. compatibility. Since all software available for Linux/MIPS is
  1313. currently 32-bit you should say Y here.
  1314. config COMPAT
  1315. bool
  1316. depends on MIPS32_COMPAT
  1317. default y
  1318. config MIPS32_O32
  1319. bool "Kernel support for o32 binaries"
  1320. depends on MIPS32_COMPAT
  1321. help
  1322. Select this option if you want to run o32 binaries. These are pure
  1323. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1324. existing binaries are in this format.
  1325. If unsure, say Y.
  1326. config MIPS32_N32
  1327. bool "Kernel support for n32 binaries"
  1328. depends on MIPS32_COMPAT
  1329. help
  1330. Select this option if you want to run n32 binaries. These are
  1331. 64-bit binaries using 32-bit quantities for addressing and certain
  1332. data that would normally be 64-bit. They are used in special
  1333. cases.
  1334. If unsure, say N.
  1335. config BINFMT_ELF32
  1336. bool
  1337. default y if MIPS32_O32 || MIPS32_N32
  1338. config PM
  1339. bool "Power Management support (EXPERIMENTAL)"
  1340. depends on EXPERIMENTAL && MACH_AU1X00
  1341. endmenu
  1342. source "net/Kconfig"
  1343. source "drivers/Kconfig"
  1344. source "fs/Kconfig"
  1345. source "arch/mips/Kconfig.debug"
  1346. source "security/Kconfig"
  1347. source "crypto/Kconfig"
  1348. source "lib/Kconfig"
  1349. #
  1350. # Use the generic interrupt handling code in kernel/irq/:
  1351. #
  1352. config GENERIC_HARDIRQS
  1353. bool
  1354. default y
  1355. config GENERIC_IRQ_PROBE
  1356. bool
  1357. default y
  1358. config ISA_DMA_API
  1359. bool
  1360. default y