Kconfig 51 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673167416751676167716781679168016811682168316841685168616871688168916901691169216931694169516961697169816991700170117021703170417051706170717081709171017111712171317141715171617171718171917201721172217231724172517261727172817291730173117321733173417351736173717381739174017411742174317441745174617471748174917501751175217531754175517561757175817591760176117621763176417651766176717681769177017711772177317741775177617771778177917801781178217831784178517861787178817891790179117921793179417951796179717981799180018011802180318041805180618071808180918101811181218131814181518161817181818191820182118221823182418251826182718281829183018311832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862186318641865186618671868186918701871187218731874187518761877187818791880188118821883188418851886188718881889189018911892189318941895189618971898189919001901190219031904190519061907190819091910191119121913191419151916191719181919192019211922192319241925192619271928192919301931193219331934193519361937193819391940194119421943194419451946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027202820292030203120322033203420352036203720382039204020412042204320442045204620472048204920502051205220532054205520562057205820592060206120622063206420652066206720682069207020712072207320742075207620772078207920802081208220832084208520862087208820892090209120922093209420952096209720982099210021012102210321042105210621072108210921102111211221132114211521162117211821192120212121222123212421252126212721282129213021312132213321342135213621372138213921402141214221432144
  1. config MIPS
  2. bool
  3. default y
  4. # Horrible source of confusion. Die, die, die ...
  5. select EMBEDDED
  6. mainmenu "Linux/MIPS Kernel Configuration"
  7. menu "Machine selection"
  8. config ZONE_DMA
  9. bool
  10. choice
  11. prompt "System type"
  12. default SGI_IP22
  13. config MIPS_MTX1
  14. bool "4G Systems MTX-1 board"
  15. select DMA_NONCOHERENT
  16. select HW_HAS_PCI
  17. select RESOURCES_64BIT if PCI
  18. select SOC_AU1500
  19. select SYS_HAS_CPU_MIPS32_R1
  20. select SYS_SUPPORTS_LITTLE_ENDIAN
  21. config MIPS_BOSPORUS
  22. bool "AMD Alchemy Bosporus board"
  23. select SOC_AU1500
  24. select DMA_NONCOHERENT
  25. select SYS_HAS_CPU_MIPS32_R1
  26. select SYS_SUPPORTS_LITTLE_ENDIAN
  27. config MIPS_PB1000
  28. bool "AMD Alchemy PB1000 board"
  29. select SOC_AU1000
  30. select DMA_NONCOHERENT
  31. select HW_HAS_PCI
  32. select RESOURCES_64BIT if PCI
  33. select SWAP_IO_SPACE
  34. select SYS_HAS_CPU_MIPS32_R1
  35. select SYS_SUPPORTS_LITTLE_ENDIAN
  36. config MIPS_PB1100
  37. bool "AMD Alchemy PB1100 board"
  38. select SOC_AU1100
  39. select DMA_NONCOHERENT
  40. select HW_HAS_PCI
  41. select RESOURCES_64BIT if PCI
  42. select SWAP_IO_SPACE
  43. select SYS_HAS_CPU_MIPS32_R1
  44. select SYS_SUPPORTS_LITTLE_ENDIAN
  45. config MIPS_PB1500
  46. bool "AMD Alchemy PB1500 board"
  47. select SOC_AU1500
  48. select DMA_NONCOHERENT
  49. select HW_HAS_PCI
  50. select RESOURCES_64BIT if PCI
  51. select SYS_HAS_CPU_MIPS32_R1
  52. select SYS_SUPPORTS_LITTLE_ENDIAN
  53. config MIPS_PB1550
  54. bool "AMD Alchemy PB1550 board"
  55. select SOC_AU1550
  56. select DMA_NONCOHERENT
  57. select HW_HAS_PCI
  58. select MIPS_DISABLE_OBSOLETE_IDE
  59. select RESOURCES_64BIT if PCI
  60. select SYS_HAS_CPU_MIPS32_R1
  61. select SYS_SUPPORTS_LITTLE_ENDIAN
  62. config MIPS_PB1200
  63. bool "AMD Alchemy PB1200 board"
  64. select SOC_AU1200
  65. select DMA_NONCOHERENT
  66. select MIPS_DISABLE_OBSOLETE_IDE
  67. select RESOURCES_64BIT if PCI
  68. select SYS_HAS_CPU_MIPS32_R1
  69. select SYS_SUPPORTS_LITTLE_ENDIAN
  70. config MIPS_DB1000
  71. bool "AMD Alchemy DB1000 board"
  72. select SOC_AU1000
  73. select DMA_NONCOHERENT
  74. select HW_HAS_PCI
  75. select RESOURCES_64BIT if PCI
  76. select SYS_HAS_CPU_MIPS32_R1
  77. select SYS_SUPPORTS_LITTLE_ENDIAN
  78. config MIPS_DB1100
  79. bool "AMD Alchemy DB1100 board"
  80. select SOC_AU1100
  81. select DMA_NONCOHERENT
  82. select SYS_HAS_CPU_MIPS32_R1
  83. select SYS_SUPPORTS_LITTLE_ENDIAN
  84. config MIPS_DB1500
  85. bool "AMD Alchemy DB1500 board"
  86. select SOC_AU1500
  87. select DMA_NONCOHERENT
  88. select HW_HAS_PCI
  89. select MIPS_DISABLE_OBSOLETE_IDE
  90. select RESOURCES_64BIT if PCI
  91. select SYS_HAS_CPU_MIPS32_R1
  92. select SYS_SUPPORTS_BIG_ENDIAN
  93. select SYS_SUPPORTS_LITTLE_ENDIAN
  94. config MIPS_DB1550
  95. bool "AMD Alchemy DB1550 board"
  96. select SOC_AU1550
  97. select HW_HAS_PCI
  98. select DMA_NONCOHERENT
  99. select MIPS_DISABLE_OBSOLETE_IDE
  100. select RESOURCES_64BIT if PCI
  101. select SYS_HAS_CPU_MIPS32_R1
  102. select SYS_SUPPORTS_LITTLE_ENDIAN
  103. config MIPS_DB1200
  104. bool "AMD Alchemy DB1200 board"
  105. select SOC_AU1200
  106. select DMA_COHERENT
  107. select MIPS_DISABLE_OBSOLETE_IDE
  108. select SYS_HAS_CPU_MIPS32_R1
  109. select SYS_SUPPORTS_LITTLE_ENDIAN
  110. config MIPS_MIRAGE
  111. bool "AMD Alchemy Mirage board"
  112. select DMA_NONCOHERENT
  113. select SOC_AU1500
  114. select SYS_HAS_CPU_MIPS32_R1
  115. select SYS_SUPPORTS_LITTLE_ENDIAN
  116. config BASLER_EXCITE
  117. bool "Basler eXcite smart camera"
  118. select DMA_COHERENT
  119. select HW_HAS_PCI
  120. select IRQ_CPU
  121. select IRQ_CPU_RM7K
  122. select IRQ_CPU_RM9K
  123. select MIPS_RM9122
  124. select SYS_HAS_CPU_RM9000
  125. select SYS_SUPPORTS_32BIT_KERNEL
  126. select SYS_SUPPORTS_64BIT_KERNEL
  127. select SYS_SUPPORTS_BIG_ENDIAN
  128. select SYS_SUPPORTS_KGDB
  129. help
  130. The eXcite is a smart camera platform manufactured by
  131. Basler Vision Technologies AG.
  132. config BASLER_EXCITE_PROTOTYPE
  133. bool "Support for pre-release units"
  134. depends on BASLER_EXCITE
  135. default n
  136. help
  137. Pre-series (prototype) units are different from later ones in
  138. some ways. Select this option if you have one of these. Please
  139. note that a kernel built with this option selected will not be
  140. able to run on normal units.
  141. config MIPS_COBALT
  142. bool "Cobalt Server"
  143. select DMA_NONCOHERENT
  144. select HW_HAS_PCI
  145. select I8259
  146. select IRQ_CPU
  147. select PCI_GT64XXX_PCI0
  148. select SYS_HAS_CPU_NEVADA
  149. select SYS_HAS_EARLY_PRINTK
  150. select SYS_SUPPORTS_32BIT_KERNEL
  151. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  152. select SYS_SUPPORTS_LITTLE_ENDIAN
  153. select GENERIC_HARDIRQS_NO__DO_IRQ
  154. config MACH_DECSTATION
  155. bool "DECstations"
  156. select BOOT_ELF32
  157. select DMA_NONCOHERENT
  158. select SYS_HAS_EARLY_PRINTK
  159. select IRQ_CPU
  160. select SYS_HAS_CPU_R3000
  161. select SYS_HAS_CPU_R4X00
  162. select SYS_SUPPORTS_32BIT_KERNEL
  163. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  164. select SYS_SUPPORTS_LITTLE_ENDIAN
  165. select SYS_SUPPORTS_128HZ
  166. select SYS_SUPPORTS_256HZ
  167. select SYS_SUPPORTS_1024HZ
  168. help
  169. This enables support for DEC's MIPS based workstations. For details
  170. see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
  171. DECstation porting pages on <http://decstation.unix-ag.org/>.
  172. If you have one of the following DECstation Models you definitely
  173. want to choose R4xx0 for the CPU Type:
  174. DECstation 5000/50
  175. DECstation 5000/150
  176. DECstation 5000/260
  177. DECsystem 5900/260
  178. otherwise choose R3000.
  179. config MIPS_EV64120
  180. bool "Galileo EV64120 Evaluation board (EXPERIMENTAL)"
  181. depends on EXPERIMENTAL
  182. select DMA_NONCOHERENT
  183. select HW_HAS_PCI
  184. select PCI_GT64XXX_PCI0
  185. select SYS_HAS_CPU_R5000
  186. select SYS_SUPPORTS_32BIT_KERNEL
  187. select SYS_SUPPORTS_64BIT_KERNEL
  188. select SYS_SUPPORTS_BIG_ENDIAN
  189. select SYS_SUPPORTS_KGDB
  190. help
  191. This is an evaluation board based on the Galileo GT-64120
  192. single-chip system controller that contains a MIPS R5000 compatible
  193. core running at 75/100MHz. Their website is located at
  194. <http://www.marvell.com/>. Say Y here if you wish to build a
  195. kernel for this platform.
  196. config MACH_JAZZ
  197. bool "Jazz family of machines"
  198. select ARC
  199. select ARC32
  200. select ARCH_MAY_HAVE_PC_FDC
  201. select GENERIC_ISA_DMA
  202. select I8253
  203. select I8259
  204. select ISA
  205. select SYS_HAS_CPU_R4X00
  206. select SYS_SUPPORTS_32BIT_KERNEL
  207. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  208. select SYS_SUPPORTS_100HZ
  209. select GENERIC_HARDIRQS_NO__DO_IRQ
  210. help
  211. This a family of machines based on the MIPS R4030 chipset which was
  212. used by several vendors to build RISC/os and Windows NT workstations.
  213. Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
  214. Olivetti M700-10 workstations.
  215. config LASAT
  216. bool "LASAT Networks platforms"
  217. select DMA_NONCOHERENT
  218. select SYS_HAS_EARLY_PRINTK
  219. select HW_HAS_PCI
  220. select PCI_GT64XXX_PCI0
  221. select MIPS_NILE4
  222. select R5000_CPU_SCACHE
  223. select SYS_HAS_CPU_R5000
  224. select SYS_SUPPORTS_32BIT_KERNEL
  225. select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
  226. select SYS_SUPPORTS_LITTLE_ENDIAN
  227. select GENERIC_HARDIRQS_NO__DO_IRQ
  228. config MIPS_ATLAS
  229. bool "MIPS Atlas board"
  230. select BOOT_ELF32
  231. select DMA_NONCOHERENT
  232. select SYS_HAS_EARLY_PRINTK
  233. select IRQ_CPU
  234. select HW_HAS_PCI
  235. select MIPS_BOARDS_GEN
  236. select MIPS_BONITO64
  237. select PCI_GT64XXX_PCI0
  238. select MIPS_MSC
  239. select RM7000_CPU_SCACHE
  240. select SWAP_IO_SPACE
  241. select SYS_HAS_CPU_MIPS32_R1
  242. select SYS_HAS_CPU_MIPS32_R2
  243. select SYS_HAS_CPU_MIPS64_R1
  244. select SYS_HAS_CPU_NEVADA
  245. select SYS_HAS_CPU_RM7000
  246. select SYS_SUPPORTS_32BIT_KERNEL
  247. select SYS_SUPPORTS_64BIT_KERNEL
  248. select SYS_SUPPORTS_BIG_ENDIAN
  249. select SYS_SUPPORTS_LITTLE_ENDIAN
  250. select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
  251. select SYS_SUPPORTS_SMARTMIPS
  252. select GENERIC_HARDIRQS_NO__DO_IRQ
  253. help
  254. This enables support for the MIPS Technologies Atlas evaluation
  255. board.
  256. config MIPS_MALTA
  257. bool "MIPS Malta board"
  258. select ARCH_MAY_HAVE_PC_FDC
  259. select BOOT_ELF32
  260. select HAVE_STD_PC_SERIAL_PORT
  261. select DMA_NONCOHERENT
  262. select GENERIC_ISA_DMA
  263. select IRQ_CPU
  264. select HW_HAS_PCI
  265. select I8259
  266. select MIPS_BOARDS_GEN
  267. select MIPS_BONITO64
  268. select MIPS_CPU_SCACHE
  269. select PCI_GT64XXX_PCI0
  270. select MIPS_MSC
  271. select SWAP_IO_SPACE
  272. select SYS_HAS_CPU_MIPS32_R1
  273. select SYS_HAS_CPU_MIPS32_R2
  274. select SYS_HAS_CPU_MIPS64_R1
  275. select SYS_HAS_CPU_NEVADA
  276. select SYS_HAS_CPU_RM7000
  277. select SYS_HAS_EARLY_PRINTK
  278. select SYS_SUPPORTS_32BIT_KERNEL
  279. select SYS_SUPPORTS_64BIT_KERNEL
  280. select SYS_SUPPORTS_BIG_ENDIAN
  281. select SYS_SUPPORTS_LITTLE_ENDIAN
  282. select SYS_SUPPORTS_MULTITHREADING
  283. select SYS_SUPPORTS_SMARTMIPS
  284. help
  285. This enables support for the MIPS Technologies Malta evaluation
  286. board.
  287. config MIPS_SEAD
  288. bool "MIPS SEAD board (EXPERIMENTAL)"
  289. depends on EXPERIMENTAL
  290. select IRQ_CPU
  291. select DMA_NONCOHERENT
  292. select SYS_HAS_EARLY_PRINTK
  293. select MIPS_BOARDS_GEN
  294. select SYS_HAS_CPU_MIPS32_R1
  295. select SYS_HAS_CPU_MIPS32_R2
  296. select SYS_HAS_CPU_MIPS64_R1
  297. select SYS_SUPPORTS_32BIT_KERNEL
  298. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  299. select SYS_SUPPORTS_BIG_ENDIAN
  300. select SYS_SUPPORTS_LITTLE_ENDIAN
  301. select SYS_SUPPORTS_SMARTMIPS
  302. help
  303. This enables support for the MIPS Technologies SEAD evaluation
  304. board.
  305. config WR_PPMC
  306. bool "Wind River PPMC board"
  307. select IRQ_CPU
  308. select BOOT_ELF32
  309. select DMA_NONCOHERENT
  310. select HW_HAS_PCI
  311. select PCI_GT64XXX_PCI0
  312. select SWAP_IO_SPACE
  313. select SYS_HAS_CPU_MIPS32_R1
  314. select SYS_HAS_CPU_MIPS32_R2
  315. select SYS_HAS_CPU_MIPS64_R1
  316. select SYS_HAS_CPU_NEVADA
  317. select SYS_HAS_CPU_RM7000
  318. select SYS_SUPPORTS_32BIT_KERNEL
  319. select SYS_SUPPORTS_64BIT_KERNEL
  320. select SYS_SUPPORTS_BIG_ENDIAN
  321. select SYS_SUPPORTS_LITTLE_ENDIAN
  322. help
  323. This enables support for the Wind River MIPS32 4KC PPMC evaluation
  324. board, which is based on GT64120 bridge chip.
  325. config MIPS_SIM
  326. bool 'MIPS simulator (MIPSsim)'
  327. select DMA_NONCOHERENT
  328. select SYS_HAS_EARLY_PRINTK
  329. select IRQ_CPU
  330. select SYS_HAS_CPU_MIPS32_R1
  331. select SYS_HAS_CPU_MIPS32_R2
  332. select SYS_HAS_EARLY_PRINTK
  333. select SYS_SUPPORTS_32BIT_KERNEL
  334. select SYS_SUPPORTS_BIG_ENDIAN
  335. select SYS_SUPPORTS_LITTLE_ENDIAN
  336. help
  337. This option enables support for MIPS Technologies MIPSsim software
  338. emulator.
  339. config MOMENCO_JAGUAR_ATX
  340. bool "Momentum Jaguar board"
  341. select BOOT_ELF32
  342. select DMA_NONCOHERENT
  343. select HW_HAS_PCI
  344. select IRQ_CPU
  345. select IRQ_CPU_RM7K
  346. select IRQ_MV64340
  347. select LIMITED_DMA
  348. select PCI_MARVELL
  349. select RM7000_CPU_SCACHE
  350. select SWAP_IO_SPACE
  351. select SYS_HAS_CPU_RM9000
  352. select SYS_HAS_EARLY_PRINTK
  353. select SYS_SUPPORTS_32BIT_KERNEL
  354. select SYS_SUPPORTS_64BIT_KERNEL
  355. select SYS_SUPPORTS_BIG_ENDIAN
  356. select SYS_SUPPORTS_KGDB
  357. help
  358. The Jaguar ATX is a MIPS-based Single Board Computer (SBC) made by
  359. Momentum Computer <http://www.momenco.com/>.
  360. config MOMENCO_OCELOT
  361. bool "Momentum Ocelot board"
  362. select DMA_NONCOHERENT
  363. select HW_HAS_PCI
  364. select IRQ_CPU
  365. select IRQ_CPU_RM7K
  366. select PCI_GT64XXX_PCI0
  367. select RM7000_CPU_SCACHE
  368. select SWAP_IO_SPACE
  369. select SYS_HAS_CPU_RM7000
  370. select SYS_SUPPORTS_32BIT_KERNEL
  371. select SYS_SUPPORTS_64BIT_KERNEL
  372. select SYS_SUPPORTS_BIG_ENDIAN
  373. select SYS_SUPPORTS_KGDB
  374. help
  375. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  376. Momentum Computer <http://www.momenco.com/>.
  377. config MOMENCO_OCELOT_3
  378. bool "Momentum Ocelot-3 board"
  379. select BOOT_ELF32
  380. select DMA_NONCOHERENT
  381. select HW_HAS_PCI
  382. select IRQ_CPU
  383. select IRQ_CPU_RM7K
  384. select IRQ_MV64340
  385. select PCI_MARVELL
  386. select RM7000_CPU_SCACHE
  387. select SWAP_IO_SPACE
  388. select SYS_HAS_CPU_RM9000
  389. select SYS_SUPPORTS_32BIT_KERNEL
  390. select SYS_SUPPORTS_64BIT_KERNEL
  391. select SYS_SUPPORTS_BIG_ENDIAN
  392. help
  393. The Ocelot-3 is based off Discovery III System Controller and
  394. PMC-Sierra Rm79000 core.
  395. config MOMENCO_OCELOT_C
  396. bool "Momentum Ocelot-C board"
  397. select DMA_NONCOHERENT
  398. select HW_HAS_PCI
  399. select IRQ_CPU
  400. select IRQ_MV64340
  401. select PCI_MARVELL
  402. select RM7000_CPU_SCACHE
  403. select SWAP_IO_SPACE
  404. select SYS_HAS_CPU_RM7000
  405. select SYS_SUPPORTS_32BIT_KERNEL
  406. select SYS_SUPPORTS_64BIT_KERNEL
  407. select SYS_SUPPORTS_BIG_ENDIAN
  408. select GENERIC_HARDIRQS_NO__DO_IRQ
  409. help
  410. The Ocelot is a MIPS-based Single Board Computer (SBC) made by
  411. Momentum Computer <http://www.momenco.com/>.
  412. config MIPS_XXS1500
  413. bool "MyCable XXS1500 board"
  414. select DMA_NONCOHERENT
  415. select SOC_AU1500
  416. select SYS_SUPPORTS_LITTLE_ENDIAN
  417. config PNX8550_JBS
  418. bool "Philips PNX8550 based JBS board"
  419. select PNX8550
  420. select SYS_SUPPORTS_LITTLE_ENDIAN
  421. config PNX8550_STB810
  422. bool "Support for Philips PNX8550 based STB810 board"
  423. select PNX8550
  424. select SYS_SUPPORTS_LITTLE_ENDIAN
  425. config DDB5477
  426. bool "NEC DDB Vrc-5477"
  427. select DDB5XXX_COMMON
  428. select DMA_NONCOHERENT
  429. select HW_HAS_PCI
  430. select I8259
  431. select IRQ_CPU
  432. select SYS_HAS_CPU_R5432
  433. select SYS_SUPPORTS_32BIT_KERNEL
  434. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  435. select SYS_SUPPORTS_KGDB
  436. select SYS_SUPPORTS_KGDB
  437. select SYS_SUPPORTS_LITTLE_ENDIAN
  438. help
  439. This enables support for the R5432-based NEC DDB Vrc-5477,
  440. or Rockhopper/SolutionGear boards with R5432/R5500 CPUs.
  441. Features : kernel debugging, serial terminal, NFS root fs, on-board
  442. ether port USB, AC97, PCI, etc.
  443. config MACH_VR41XX
  444. bool "NEC VR4100 series based machines"
  445. select SYS_HAS_CPU_VR41XX
  446. select GENERIC_HARDIRQS_NO__DO_IRQ
  447. config PMC_YOSEMITE
  448. bool "PMC-Sierra Yosemite eval board"
  449. select DMA_COHERENT
  450. select HW_HAS_PCI
  451. select IRQ_CPU
  452. select IRQ_CPU_RM7K
  453. select IRQ_CPU_RM9K
  454. select SWAP_IO_SPACE
  455. select SYS_HAS_CPU_RM9000
  456. select SYS_HAS_EARLY_PRINTK
  457. select SYS_SUPPORTS_32BIT_KERNEL
  458. select SYS_SUPPORTS_64BIT_KERNEL
  459. select SYS_SUPPORTS_BIG_ENDIAN
  460. select SYS_SUPPORTS_HIGHMEM
  461. select SYS_SUPPORTS_KGDB
  462. select SYS_SUPPORTS_SMP
  463. help
  464. Yosemite is an evaluation board for the RM9000x2 processor
  465. manufactured by PMC-Sierra.
  466. config QEMU
  467. bool "Qemu"
  468. select DMA_COHERENT
  469. select GENERIC_ISA_DMA
  470. select HAVE_STD_PC_SERIAL_PORT
  471. select I8253
  472. select I8259
  473. select ISA
  474. select SWAP_IO_SPACE
  475. select SYS_HAS_CPU_MIPS32_R1
  476. select SYS_SUPPORTS_32BIT_KERNEL
  477. select SYS_SUPPORTS_BIG_ENDIAN
  478. select SYS_SUPPORTS_LITTLE_ENDIAN
  479. select ARCH_SPARSEMEM_ENABLE
  480. select GENERIC_HARDIRQS_NO__DO_IRQ
  481. select NR_CPUS_DEFAULT_1
  482. select SYS_SUPPORTS_SMP
  483. help
  484. Qemu is a software emulator which among other architectures also
  485. can simulate a MIPS32 4Kc system. This patch adds support for the
  486. system architecture that currently is being simulated by Qemu. It
  487. will eventually be removed again when Qemu has the capability to
  488. simulate actual MIPS hardware platforms. More information on Qemu
  489. can be found at http://www.linux-mips.org/wiki/Qemu.
  490. config MARKEINS
  491. bool "Support for NEC EMMA2RH Mark-eins"
  492. select DMA_NONCOHERENT
  493. select HW_HAS_PCI
  494. select IRQ_CPU
  495. select SWAP_IO_SPACE
  496. select SYS_SUPPORTS_32BIT_KERNEL
  497. select SYS_SUPPORTS_BIG_ENDIAN
  498. select SYS_SUPPORTS_LITTLE_ENDIAN
  499. select SYS_HAS_CPU_R5000
  500. help
  501. This enables support for the R5432-based NEC Mark-eins
  502. boards with R5500 CPU.
  503. config SGI_IP22
  504. bool "SGI IP22 (Indy/Indigo2)"
  505. select ARC
  506. select ARC32
  507. select BOOT_ELF32
  508. select DMA_NONCOHERENT
  509. select HW_HAS_EISA
  510. select IP22_CPU_SCACHE
  511. select IRQ_CPU
  512. select GENERIC_ISA_DMA_SUPPORT_BROKEN
  513. select SWAP_IO_SPACE
  514. select SYS_HAS_CPU_R4X00
  515. select SYS_HAS_CPU_R5000
  516. select SYS_HAS_EARLY_PRINTK
  517. select SYS_SUPPORTS_32BIT_KERNEL
  518. select SYS_SUPPORTS_64BIT_KERNEL
  519. select SYS_SUPPORTS_BIG_ENDIAN
  520. help
  521. This are the SGI Indy, Challenge S and Indigo2, as well as certain
  522. OEM variants like the Tandem CMN B006S. To compile a Linux kernel
  523. that runs on these, say Y here.
  524. config SGI_IP27
  525. bool "SGI IP27 (Origin200/2000)"
  526. select ARC
  527. select ARC64
  528. select BOOT_ELF64
  529. select DMA_IP27
  530. select SYS_HAS_EARLY_PRINTK
  531. select HW_HAS_PCI
  532. select NR_CPUS_DEFAULT_64
  533. select PCI_DOMAINS
  534. select SYS_HAS_CPU_R10000
  535. select SYS_SUPPORTS_64BIT_KERNEL
  536. select SYS_SUPPORTS_BIG_ENDIAN
  537. select SYS_SUPPORTS_KGDB
  538. select SYS_SUPPORTS_NUMA
  539. select SYS_SUPPORTS_SMP
  540. select GENERIC_HARDIRQS_NO__DO_IRQ
  541. help
  542. This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
  543. workstations. To compile a Linux kernel that runs on these, say Y
  544. here.
  545. config SGI_IP32
  546. bool "SGI IP32 (O2) (EXPERIMENTAL)"
  547. depends on EXPERIMENTAL
  548. select ARC
  549. select ARC32
  550. select BOOT_ELF32
  551. select DMA_NONCOHERENT
  552. select HW_HAS_PCI
  553. select R5000_CPU_SCACHE
  554. select RM7000_CPU_SCACHE
  555. select SYS_HAS_CPU_R5000
  556. select SYS_HAS_CPU_R10000 if BROKEN
  557. select SYS_HAS_CPU_RM7000
  558. select SYS_HAS_CPU_NEVADA
  559. select SYS_SUPPORTS_64BIT_KERNEL
  560. select SYS_SUPPORTS_BIG_ENDIAN
  561. help
  562. If you want this kernel to run on SGI O2 workstation, say Y here.
  563. config SIBYTE_BIGSUR
  564. bool "Sibyte BCM91480B-BigSur"
  565. select BOOT_ELF32
  566. select DMA_COHERENT
  567. select NR_CPUS_DEFAULT_4
  568. select PCI_DOMAINS
  569. select SIBYTE_BCM1x80
  570. select SWAP_IO_SPACE
  571. select SYS_HAS_CPU_SB1
  572. select SYS_SUPPORTS_BIG_ENDIAN
  573. select SYS_SUPPORTS_LITTLE_ENDIAN
  574. config SIBYTE_SWARM
  575. bool "Sibyte BCM91250A-SWARM"
  576. select BOOT_ELF32
  577. select DMA_COHERENT
  578. select NR_CPUS_DEFAULT_2
  579. select SIBYTE_SB1250
  580. select SWAP_IO_SPACE
  581. select SYS_HAS_CPU_SB1
  582. select SYS_SUPPORTS_BIG_ENDIAN
  583. select SYS_SUPPORTS_HIGHMEM
  584. select SYS_SUPPORTS_KGDB
  585. select SYS_SUPPORTS_LITTLE_ENDIAN
  586. config SIBYTE_SENTOSA
  587. bool "Sibyte BCM91250E-Sentosa"
  588. depends on EXPERIMENTAL
  589. select BOOT_ELF32
  590. select DMA_COHERENT
  591. select NR_CPUS_DEFAULT_2
  592. select SIBYTE_SB1250
  593. select SWAP_IO_SPACE
  594. select SYS_HAS_CPU_SB1
  595. select SYS_SUPPORTS_BIG_ENDIAN
  596. select SYS_SUPPORTS_LITTLE_ENDIAN
  597. config SIBYTE_RHONE
  598. bool "Sibyte BCM91125E-Rhone"
  599. depends on EXPERIMENTAL
  600. select BOOT_ELF32
  601. select DMA_COHERENT
  602. select SIBYTE_BCM1125H
  603. select SWAP_IO_SPACE
  604. select SYS_HAS_CPU_SB1
  605. select SYS_SUPPORTS_BIG_ENDIAN
  606. select SYS_SUPPORTS_LITTLE_ENDIAN
  607. config SIBYTE_CARMEL
  608. bool "Sibyte BCM91120x-Carmel"
  609. depends on EXPERIMENTAL
  610. select BOOT_ELF32
  611. select DMA_COHERENT
  612. select SIBYTE_BCM1120
  613. select SWAP_IO_SPACE
  614. select SYS_HAS_CPU_SB1
  615. select SYS_SUPPORTS_BIG_ENDIAN
  616. select SYS_SUPPORTS_LITTLE_ENDIAN
  617. config SIBYTE_PTSWARM
  618. bool "Sibyte BCM91250PT-PTSWARM"
  619. depends on EXPERIMENTAL
  620. select BOOT_ELF32
  621. select DMA_COHERENT
  622. select NR_CPUS_DEFAULT_2
  623. select SIBYTE_SB1250
  624. select SWAP_IO_SPACE
  625. select SYS_HAS_CPU_SB1
  626. select SYS_SUPPORTS_BIG_ENDIAN
  627. select SYS_SUPPORTS_HIGHMEM
  628. select SYS_SUPPORTS_LITTLE_ENDIAN
  629. config SIBYTE_LITTLESUR
  630. bool "Sibyte BCM91250C2-LittleSur"
  631. depends on EXPERIMENTAL
  632. select BOOT_ELF32
  633. select DMA_COHERENT
  634. select NR_CPUS_DEFAULT_2
  635. select SIBYTE_SB1250
  636. select SWAP_IO_SPACE
  637. select SYS_HAS_CPU_SB1
  638. select SYS_SUPPORTS_BIG_ENDIAN
  639. select SYS_SUPPORTS_HIGHMEM
  640. select SYS_SUPPORTS_LITTLE_ENDIAN
  641. config SIBYTE_CRHINE
  642. bool "Sibyte BCM91120C-CRhine"
  643. depends on EXPERIMENTAL
  644. select BOOT_ELF32
  645. select DMA_COHERENT
  646. select SIBYTE_BCM1120
  647. select SWAP_IO_SPACE
  648. select SYS_HAS_CPU_SB1
  649. select SYS_SUPPORTS_BIG_ENDIAN
  650. select SYS_SUPPORTS_LITTLE_ENDIAN
  651. config SIBYTE_CRHONE
  652. bool "Sibyte BCM91125C-CRhone"
  653. depends on EXPERIMENTAL
  654. select BOOT_ELF32
  655. select DMA_COHERENT
  656. select SIBYTE_BCM1125
  657. select SWAP_IO_SPACE
  658. select SYS_HAS_CPU_SB1
  659. select SYS_SUPPORTS_BIG_ENDIAN
  660. select SYS_SUPPORTS_HIGHMEM
  661. select SYS_SUPPORTS_LITTLE_ENDIAN
  662. config SNI_RM
  663. bool "SNI RM200/300/400"
  664. select ARC if CPU_LITTLE_ENDIAN
  665. select ARC32 if CPU_LITTLE_ENDIAN
  666. select ARCH_MAY_HAVE_PC_FDC
  667. select BOOT_ELF32
  668. select DMA_NONCOHERENT
  669. select GENERIC_ISA_DMA
  670. select HW_HAS_EISA
  671. select HW_HAS_PCI
  672. select IRQ_CPU
  673. select I8253
  674. select I8259
  675. select ISA
  676. select SWAP_IO_SPACE if CPU_BIG_ENDIAN
  677. select SYS_HAS_CPU_R4X00
  678. select SYS_HAS_CPU_R5000
  679. select SYS_HAS_CPU_R10000
  680. select R5000_CPU_SCACHE
  681. select SYS_HAS_EARLY_PRINTK
  682. select SYS_SUPPORTS_32BIT_KERNEL
  683. select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
  684. select SYS_SUPPORTS_BIG_ENDIAN
  685. select SYS_SUPPORTS_HIGHMEM
  686. select SYS_SUPPORTS_LITTLE_ENDIAN
  687. help
  688. The SNI RM200/300/400 are MIPS-based machines manufactured by
  689. Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
  690. Technology and now in turn merged with Fujitsu. Say Y here to
  691. support this machine type.
  692. config TOSHIBA_JMR3927
  693. bool "Toshiba JMR-TX3927 board"
  694. select DMA_NONCOHERENT
  695. select HW_HAS_PCI
  696. select MIPS_TX3927
  697. select SWAP_IO_SPACE
  698. select SYS_HAS_CPU_TX39XX
  699. select SYS_SUPPORTS_32BIT_KERNEL
  700. select SYS_SUPPORTS_LITTLE_ENDIAN
  701. select SYS_SUPPORTS_BIG_ENDIAN
  702. select TOSHIBA_BOARDS
  703. select GENERIC_HARDIRQS_NO__DO_IRQ
  704. config TOSHIBA_RBTX4927
  705. bool "Toshiba TBTX49[23]7 board"
  706. select DMA_NONCOHERENT
  707. select HAS_TXX9_SERIAL
  708. select HW_HAS_PCI
  709. select I8259
  710. select SWAP_IO_SPACE
  711. select SYS_HAS_CPU_TX49XX
  712. select SYS_SUPPORTS_32BIT_KERNEL
  713. select SYS_SUPPORTS_64BIT_KERNEL
  714. select SYS_SUPPORTS_LITTLE_ENDIAN
  715. select SYS_SUPPORTS_BIG_ENDIAN
  716. select SYS_SUPPORTS_KGDB
  717. select TOSHIBA_BOARDS
  718. select GENERIC_HARDIRQS_NO__DO_IRQ
  719. help
  720. This Toshiba board is based on the TX4927 processor. Say Y here to
  721. support this machine type
  722. config TOSHIBA_RBTX4938
  723. bool "Toshiba RBTX4938 board"
  724. select HAVE_STD_PC_SERIAL_PORT
  725. select DMA_NONCOHERENT
  726. select GENERIC_ISA_DMA
  727. select HAS_TXX9_SERIAL
  728. select HW_HAS_PCI
  729. select I8259
  730. select SWAP_IO_SPACE
  731. select SYS_HAS_CPU_TX49XX
  732. select SYS_SUPPORTS_32BIT_KERNEL
  733. select SYS_SUPPORTS_LITTLE_ENDIAN
  734. select SYS_SUPPORTS_BIG_ENDIAN
  735. select SYS_SUPPORTS_KGDB
  736. select TOSHIBA_BOARDS
  737. select GENERIC_HARDIRQS_NO__DO_IRQ
  738. help
  739. This Toshiba board is based on the TX4938 processor. Say Y here to
  740. support this machine type
  741. endchoice
  742. source "arch/mips/ddb5xxx/Kconfig"
  743. source "arch/mips/gt64120/ev64120/Kconfig"
  744. source "arch/mips/jazz/Kconfig"
  745. source "arch/mips/lasat/Kconfig"
  746. source "arch/mips/momentum/Kconfig"
  747. source "arch/mips/pmc-sierra/Kconfig"
  748. source "arch/mips/sgi-ip27/Kconfig"
  749. source "arch/mips/sibyte/Kconfig"
  750. source "arch/mips/tx4927/Kconfig"
  751. source "arch/mips/tx4938/Kconfig"
  752. source "arch/mips/vr41xx/Kconfig"
  753. source "arch/mips/philips/pnx8550/common/Kconfig"
  754. endmenu
  755. config RWSEM_GENERIC_SPINLOCK
  756. bool
  757. default y
  758. config RWSEM_XCHGADD_ALGORITHM
  759. bool
  760. config ARCH_HAS_ILOG2_U32
  761. bool
  762. default n
  763. config ARCH_HAS_ILOG2_U64
  764. bool
  765. default n
  766. config GENERIC_FIND_NEXT_BIT
  767. bool
  768. default y
  769. config GENERIC_HWEIGHT
  770. bool
  771. default y
  772. config GENERIC_CALIBRATE_DELAY
  773. bool
  774. default y
  775. config GENERIC_TIME
  776. bool
  777. default y
  778. config SCHED_NO_NO_OMIT_FRAME_POINTER
  779. bool
  780. default y
  781. config GENERIC_HARDIRQS_NO__DO_IRQ
  782. bool
  783. default n
  784. #
  785. # Select some configuration options automatically based on user selections.
  786. #
  787. config ARC
  788. bool
  789. config ARCH_MAY_HAVE_PC_FDC
  790. bool
  791. config DMA_COHERENT
  792. bool
  793. config DMA_IP27
  794. bool
  795. config DMA_IP32
  796. bool
  797. select DMA_NEED_PCI_MAP_STATE
  798. config DMA_NONCOHERENT
  799. bool
  800. select DMA_NEED_PCI_MAP_STATE
  801. config DMA_NEED_PCI_MAP_STATE
  802. bool
  803. config EARLY_PRINTK
  804. bool "Early printk" if EMBEDDED && DEBUG_KERNEL
  805. depends on SYS_HAS_EARLY_PRINTK
  806. default y
  807. help
  808. This option enables special console drivers which allow the kernel
  809. to print messages very early in the bootup process.
  810. This is useful for kernel debugging when your machine crashes very
  811. early before the console code is initialized. For normal operation
  812. it is not recommended because it looks on some machines ugly and
  813. oesn't cooperate with an X server. You should normally N here,
  814. unless you want to debug such a crash.
  815. config SYS_HAS_EARLY_PRINTK
  816. bool
  817. config GENERIC_ISA_DMA
  818. bool
  819. select ZONE_DMA
  820. config I8259
  821. bool
  822. config LIMITED_DMA
  823. bool
  824. select HIGHMEM
  825. select SYS_SUPPORTS_HIGHMEM
  826. config MIPS_BONITO64
  827. bool
  828. config MIPS_MSC
  829. bool
  830. config MIPS_NILE4
  831. bool
  832. config MIPS_DISABLE_OBSOLETE_IDE
  833. bool
  834. config GENERIC_ISA_DMA_SUPPORT_BROKEN
  835. bool
  836. select ZONE_DMA
  837. #
  838. # Endianess selection. Sufficiently obscure so many users don't know what to
  839. # answer,so we try hard to limit the available choices. Also the use of a
  840. # choice statement should be more obvious to the user.
  841. #
  842. choice
  843. prompt "Endianess selection"
  844. help
  845. Some MIPS machines can be configured for either little or big endian
  846. byte order. These modes require different kernels and a different
  847. Linux distribution. In general there is one preferred byteorder for a
  848. particular system but some systems are just as commonly used in the
  849. one or the other endianness.
  850. config CPU_BIG_ENDIAN
  851. bool "Big endian"
  852. depends on SYS_SUPPORTS_BIG_ENDIAN
  853. config CPU_LITTLE_ENDIAN
  854. bool "Little endian"
  855. depends on SYS_SUPPORTS_LITTLE_ENDIAN
  856. help
  857. endchoice
  858. config SYS_SUPPORTS_APM_EMULATION
  859. bool
  860. config SYS_SUPPORTS_BIG_ENDIAN
  861. bool
  862. config SYS_SUPPORTS_LITTLE_ENDIAN
  863. bool
  864. config IRQ_CPU
  865. bool
  866. config IRQ_CPU_RM7K
  867. bool
  868. config IRQ_CPU_RM9K
  869. bool
  870. config IRQ_MV64340
  871. bool
  872. config DDB5XXX_COMMON
  873. bool
  874. select SYS_SUPPORTS_KGDB
  875. config MIPS_BOARDS_GEN
  876. bool
  877. config PCI_GT64XXX_PCI0
  878. bool
  879. config MIPS_TX3927
  880. bool
  881. select HAS_TXX9_SERIAL
  882. config MIPS_RM9122
  883. bool
  884. select SERIAL_RM9000
  885. select GPI_RM9000
  886. select WDT_RM9000
  887. config PCI_MARVELL
  888. bool
  889. config SOC_AU1000
  890. bool
  891. select SOC_AU1X00
  892. config SOC_AU1100
  893. bool
  894. select SOC_AU1X00
  895. config SOC_AU1500
  896. bool
  897. select SOC_AU1X00
  898. config SOC_AU1550
  899. bool
  900. select SOC_AU1X00
  901. config SOC_AU1200
  902. bool
  903. select SOC_AU1X00
  904. config SOC_AU1X00
  905. bool
  906. select SYS_HAS_CPU_MIPS32_R1
  907. select SYS_SUPPORTS_32BIT_KERNEL
  908. select SYS_SUPPORTS_APM_EMULATION
  909. select SYS_SUPPORTS_KGDB
  910. config SERIAL_RM9000
  911. bool
  912. config PNX8550
  913. bool
  914. select SOC_PNX8550
  915. config SOC_PNX8550
  916. bool
  917. select DMA_NONCOHERENT
  918. select HW_HAS_PCI
  919. select SYS_HAS_CPU_MIPS32_R1
  920. select SYS_HAS_EARLY_PRINTK
  921. select SYS_SUPPORTS_32BIT_KERNEL
  922. select GENERIC_HARDIRQS_NO__DO_IRQ
  923. select SYS_SUPPORTS_KGDB
  924. config SWAP_IO_SPACE
  925. bool
  926. config EMMA2RH
  927. bool
  928. depends on MARKEINS
  929. default y
  930. config SERIAL_RM9000
  931. bool
  932. config GPI_RM9000
  933. bool
  934. config WDT_RM9000
  935. bool
  936. #
  937. # Unfortunately not all GT64120 systems run the chip at the same clock.
  938. # As the user for the clock rate and try to minimize the available options.
  939. #
  940. choice
  941. prompt "Galileo Chip Clock"
  942. #default SYSCLK_83 if MIPS_EV64120
  943. depends on MIPS_EV64120 || MOMENCO_OCELOT
  944. default SYSCLK_83 if MIPS_EV64120
  945. default SYSCLK_100 if MOMENCO_OCELOT
  946. config SYSCLK_75
  947. bool "75" if MIPS_EV64120
  948. config SYSCLK_83
  949. bool "83.3" if MIPS_EV64120
  950. config SYSCLK_100
  951. bool "100" if MIPS_EV64120 || MOMENCO_OCELOT
  952. endchoice
  953. config ARC32
  954. bool
  955. config BOOT_ELF32
  956. bool
  957. config MIPS_L1_CACHE_SHIFT
  958. int
  959. default "4" if MACH_DECSTATION || SNI_RM
  960. default "7" if SGI_IP27
  961. default "5"
  962. config HAVE_STD_PC_SERIAL_PORT
  963. bool
  964. config ARC_CONSOLE
  965. bool "ARC console support"
  966. depends on SGI_IP22 || (SNI_RM && CPU_LITTLE_ENDIAN)
  967. config ARC_MEMORY
  968. bool
  969. depends on MACH_JAZZ || SNI_RM || SGI_IP32
  970. default y
  971. config ARC_PROMLIB
  972. bool
  973. depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
  974. default y
  975. config ARC64
  976. bool
  977. config BOOT_ELF64
  978. bool
  979. config TOSHIBA_BOARDS
  980. bool
  981. menu "CPU selection"
  982. choice
  983. prompt "CPU type"
  984. default CPU_R4X00
  985. config CPU_MIPS32_R1
  986. bool "MIPS32 Release 1"
  987. depends on SYS_HAS_CPU_MIPS32_R1
  988. select CPU_HAS_LLSC
  989. select CPU_HAS_PREFETCH
  990. select CPU_SUPPORTS_32BIT_KERNEL
  991. select CPU_SUPPORTS_HIGHMEM
  992. help
  993. Choose this option to build a kernel for release 1 or later of the
  994. MIPS32 architecture. Most modern embedded systems with a 32-bit
  995. MIPS processor are based on a MIPS32 processor. If you know the
  996. specific type of processor in your system, choose those that one
  997. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  998. Release 2 of the MIPS32 architecture is available since several
  999. years so chances are you even have a MIPS32 Release 2 processor
  1000. in which case you should choose CPU_MIPS32_R2 instead for better
  1001. performance.
  1002. config CPU_MIPS32_R2
  1003. bool "MIPS32 Release 2"
  1004. depends on SYS_HAS_CPU_MIPS32_R2
  1005. select CPU_HAS_LLSC
  1006. select CPU_HAS_PREFETCH
  1007. select CPU_SUPPORTS_32BIT_KERNEL
  1008. select CPU_SUPPORTS_HIGHMEM
  1009. help
  1010. Choose this option to build a kernel for release 2 or later of the
  1011. MIPS32 architecture. Most modern embedded systems with a 32-bit
  1012. MIPS processor are based on a MIPS32 processor. If you know the
  1013. specific type of processor in your system, choose those that one
  1014. otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
  1015. config CPU_MIPS64_R1
  1016. bool "MIPS64 Release 1"
  1017. depends on SYS_HAS_CPU_MIPS64_R1
  1018. select CPU_HAS_LLSC
  1019. select CPU_HAS_PREFETCH
  1020. select CPU_SUPPORTS_32BIT_KERNEL
  1021. select CPU_SUPPORTS_64BIT_KERNEL
  1022. select CPU_SUPPORTS_HIGHMEM
  1023. help
  1024. Choose this option to build a kernel for release 1 or later of the
  1025. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1026. MIPS processor are based on a MIPS64 processor. If you know the
  1027. specific type of processor in your system, choose those that one
  1028. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1029. Release 2 of the MIPS64 architecture is available since several
  1030. years so chances are you even have a MIPS64 Release 2 processor
  1031. in which case you should choose CPU_MIPS64_R2 instead for better
  1032. performance.
  1033. config CPU_MIPS64_R2
  1034. bool "MIPS64 Release 2"
  1035. depends on SYS_HAS_CPU_MIPS64_R2
  1036. select CPU_HAS_LLSC
  1037. select CPU_HAS_PREFETCH
  1038. select CPU_SUPPORTS_32BIT_KERNEL
  1039. select CPU_SUPPORTS_64BIT_KERNEL
  1040. select CPU_SUPPORTS_HIGHMEM
  1041. help
  1042. Choose this option to build a kernel for release 2 or later of the
  1043. MIPS64 architecture. Many modern embedded systems with a 64-bit
  1044. MIPS processor are based on a MIPS64 processor. If you know the
  1045. specific type of processor in your system, choose those that one
  1046. otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
  1047. config CPU_R3000
  1048. bool "R3000"
  1049. depends on SYS_HAS_CPU_R3000
  1050. select CPU_HAS_WB
  1051. select CPU_SUPPORTS_32BIT_KERNEL
  1052. select CPU_SUPPORTS_HIGHMEM
  1053. help
  1054. Please make sure to pick the right CPU type. Linux/MIPS is not
  1055. designed to be generic, i.e. Kernels compiled for R3000 CPUs will
  1056. *not* work on R4000 machines and vice versa. However, since most
  1057. of the supported machines have an R4000 (or similar) CPU, R4x00
  1058. might be a safe bet. If the resulting kernel does not work,
  1059. try to recompile with R3000.
  1060. config CPU_TX39XX
  1061. bool "R39XX"
  1062. depends on SYS_HAS_CPU_TX39XX
  1063. select CPU_SUPPORTS_32BIT_KERNEL
  1064. config CPU_VR41XX
  1065. bool "R41xx"
  1066. depends on SYS_HAS_CPU_VR41XX
  1067. select CPU_SUPPORTS_32BIT_KERNEL
  1068. select CPU_SUPPORTS_64BIT_KERNEL
  1069. help
  1070. The options selects support for the NEC VR4100 series of processors.
  1071. Only choose this option if you have one of these processors as a
  1072. kernel built with this option will not run on any other type of
  1073. processor or vice versa.
  1074. config CPU_R4300
  1075. bool "R4300"
  1076. depends on SYS_HAS_CPU_R4300
  1077. select CPU_HAS_LLSC
  1078. select CPU_SUPPORTS_32BIT_KERNEL
  1079. select CPU_SUPPORTS_64BIT_KERNEL
  1080. help
  1081. MIPS Technologies R4300-series processors.
  1082. config CPU_R4X00
  1083. bool "R4x00"
  1084. depends on SYS_HAS_CPU_R4X00
  1085. select CPU_HAS_LLSC
  1086. select CPU_SUPPORTS_32BIT_KERNEL
  1087. select CPU_SUPPORTS_64BIT_KERNEL
  1088. help
  1089. MIPS Technologies R4000-series processors other than 4300, including
  1090. the R4000, R4400, R4600, and 4700.
  1091. config CPU_TX49XX
  1092. bool "R49XX"
  1093. depends on SYS_HAS_CPU_TX49XX
  1094. select CPU_HAS_LLSC
  1095. select CPU_HAS_PREFETCH
  1096. select CPU_SUPPORTS_32BIT_KERNEL
  1097. select CPU_SUPPORTS_64BIT_KERNEL
  1098. config CPU_R5000
  1099. bool "R5000"
  1100. depends on SYS_HAS_CPU_R5000
  1101. select CPU_HAS_LLSC
  1102. select CPU_SUPPORTS_32BIT_KERNEL
  1103. select CPU_SUPPORTS_64BIT_KERNEL
  1104. help
  1105. MIPS Technologies R5000-series processors other than the Nevada.
  1106. config CPU_R5432
  1107. bool "R5432"
  1108. depends on SYS_HAS_CPU_R5432
  1109. select CPU_HAS_LLSC
  1110. select CPU_SUPPORTS_32BIT_KERNEL
  1111. select CPU_SUPPORTS_64BIT_KERNEL
  1112. config CPU_R6000
  1113. bool "R6000"
  1114. depends on EXPERIMENTAL
  1115. select CPU_HAS_LLSC
  1116. depends on SYS_HAS_CPU_R6000
  1117. select CPU_SUPPORTS_32BIT_KERNEL
  1118. help
  1119. MIPS Technologies R6000 and R6000A series processors. Note these
  1120. processors are extremely rare and the support for them is incomplete.
  1121. config CPU_NEVADA
  1122. bool "RM52xx"
  1123. depends on SYS_HAS_CPU_NEVADA
  1124. select CPU_HAS_LLSC
  1125. select CPU_SUPPORTS_32BIT_KERNEL
  1126. select CPU_SUPPORTS_64BIT_KERNEL
  1127. help
  1128. QED / PMC-Sierra RM52xx-series ("Nevada") processors.
  1129. config CPU_R8000
  1130. bool "R8000"
  1131. depends on EXPERIMENTAL
  1132. depends on SYS_HAS_CPU_R8000
  1133. select CPU_HAS_LLSC
  1134. select CPU_HAS_PREFETCH
  1135. select CPU_SUPPORTS_64BIT_KERNEL
  1136. help
  1137. MIPS Technologies R8000 processors. Note these processors are
  1138. uncommon and the support for them is incomplete.
  1139. config CPU_R10000
  1140. bool "R10000"
  1141. depends on SYS_HAS_CPU_R10000
  1142. select CPU_HAS_LLSC
  1143. select CPU_HAS_PREFETCH
  1144. select CPU_SUPPORTS_32BIT_KERNEL
  1145. select CPU_SUPPORTS_64BIT_KERNEL
  1146. select CPU_SUPPORTS_HIGHMEM
  1147. help
  1148. MIPS Technologies R10000-series processors.
  1149. config CPU_RM7000
  1150. bool "RM7000"
  1151. depends on SYS_HAS_CPU_RM7000
  1152. select CPU_HAS_LLSC
  1153. select CPU_HAS_PREFETCH
  1154. select CPU_SUPPORTS_32BIT_KERNEL
  1155. select CPU_SUPPORTS_64BIT_KERNEL
  1156. select CPU_SUPPORTS_HIGHMEM
  1157. config CPU_RM9000
  1158. bool "RM9000"
  1159. depends on SYS_HAS_CPU_RM9000
  1160. select CPU_HAS_LLSC
  1161. select CPU_HAS_PREFETCH
  1162. select CPU_SUPPORTS_32BIT_KERNEL
  1163. select CPU_SUPPORTS_64BIT_KERNEL
  1164. select CPU_SUPPORTS_HIGHMEM
  1165. select WEAK_ORDERING
  1166. config CPU_SB1
  1167. bool "SB1"
  1168. depends on SYS_HAS_CPU_SB1
  1169. select CPU_HAS_LLSC
  1170. select CPU_SUPPORTS_32BIT_KERNEL
  1171. select CPU_SUPPORTS_64BIT_KERNEL
  1172. select CPU_SUPPORTS_HIGHMEM
  1173. select WEAK_ORDERING
  1174. endchoice
  1175. config SYS_HAS_CPU_MIPS32_R1
  1176. bool
  1177. config SYS_HAS_CPU_MIPS32_R2
  1178. bool
  1179. config SYS_HAS_CPU_MIPS64_R1
  1180. bool
  1181. config SYS_HAS_CPU_MIPS64_R2
  1182. bool
  1183. config SYS_HAS_CPU_R3000
  1184. bool
  1185. config SYS_HAS_CPU_TX39XX
  1186. bool
  1187. config SYS_HAS_CPU_VR41XX
  1188. bool
  1189. config SYS_HAS_CPU_R4300
  1190. bool
  1191. config SYS_HAS_CPU_R4X00
  1192. bool
  1193. config SYS_HAS_CPU_TX49XX
  1194. bool
  1195. config SYS_HAS_CPU_R5000
  1196. bool
  1197. config SYS_HAS_CPU_R5432
  1198. bool
  1199. config SYS_HAS_CPU_R6000
  1200. bool
  1201. config SYS_HAS_CPU_NEVADA
  1202. bool
  1203. config SYS_HAS_CPU_R8000
  1204. bool
  1205. config SYS_HAS_CPU_R10000
  1206. bool
  1207. config SYS_HAS_CPU_RM7000
  1208. bool
  1209. config SYS_HAS_CPU_RM9000
  1210. bool
  1211. config SYS_HAS_CPU_SB1
  1212. bool
  1213. config WEAK_ORDERING
  1214. bool
  1215. endmenu
  1216. #
  1217. # These two indicate any level of the MIPS32 and MIPS64 architecture
  1218. #
  1219. config CPU_MIPS32
  1220. bool
  1221. default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
  1222. config CPU_MIPS64
  1223. bool
  1224. default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
  1225. #
  1226. # These two indicate the revision of the architecture, either Release 1 or Release 2
  1227. #
  1228. config CPU_MIPSR1
  1229. bool
  1230. default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
  1231. config CPU_MIPSR2
  1232. bool
  1233. default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
  1234. config SYS_SUPPORTS_32BIT_KERNEL
  1235. bool
  1236. config SYS_SUPPORTS_64BIT_KERNEL
  1237. bool
  1238. config CPU_SUPPORTS_32BIT_KERNEL
  1239. bool
  1240. config CPU_SUPPORTS_64BIT_KERNEL
  1241. bool
  1242. menu "Kernel type"
  1243. choice
  1244. prompt "Kernel code model"
  1245. help
  1246. You should only select this option if you have a workload that
  1247. actually benefits from 64-bit processing or if your machine has
  1248. large memory. You will only be presented a single option in this
  1249. menu if your system does not support both 32-bit and 64-bit kernels.
  1250. config 32BIT
  1251. bool "32-bit kernel"
  1252. depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
  1253. select TRAD_SIGNALS
  1254. help
  1255. Select this option if you want to build a 32-bit kernel.
  1256. config 64BIT
  1257. bool "64-bit kernel"
  1258. depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
  1259. help
  1260. Select this option if you want to build a 64-bit kernel.
  1261. endchoice
  1262. choice
  1263. prompt "Kernel page size"
  1264. default PAGE_SIZE_4KB
  1265. config PAGE_SIZE_4KB
  1266. bool "4kB"
  1267. help
  1268. This option select the standard 4kB Linux page size. On some
  1269. R3000-family processors this is the only available page size. Using
  1270. 4kB page size will minimize memory consumption and is therefore
  1271. recommended for low memory systems.
  1272. config PAGE_SIZE_8KB
  1273. bool "8kB"
  1274. depends on EXPERIMENTAL && CPU_R8000
  1275. help
  1276. Using 8kB page size will result in higher performance kernel at
  1277. the price of higher memory consumption. This option is available
  1278. only on the R8000 processor. Not that at the time of this writing
  1279. this option is still high experimental; there are also issues with
  1280. compatibility of user applications.
  1281. config PAGE_SIZE_16KB
  1282. bool "16kB"
  1283. depends on !CPU_R3000 && !CPU_TX39XX
  1284. help
  1285. Using 16kB page size will result in higher performance kernel at
  1286. the price of higher memory consumption. This option is available on
  1287. all non-R3000 family processors. Note that you will need a suitable
  1288. Linux distribution to support this.
  1289. config PAGE_SIZE_64KB
  1290. bool "64kB"
  1291. depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
  1292. help
  1293. Using 64kB page size will result in higher performance kernel at
  1294. the price of higher memory consumption. This option is available on
  1295. all non-R3000 family processor. Not that at the time of this
  1296. writing this option is still high experimental.
  1297. endchoice
  1298. config BOARD_SCACHE
  1299. bool
  1300. config IP22_CPU_SCACHE
  1301. bool
  1302. select BOARD_SCACHE
  1303. #
  1304. # Support for a MIPS32 / MIPS64 style S-caches
  1305. #
  1306. config MIPS_CPU_SCACHE
  1307. bool
  1308. select BOARD_SCACHE
  1309. config R5000_CPU_SCACHE
  1310. bool
  1311. select BOARD_SCACHE
  1312. config RM7000_CPU_SCACHE
  1313. bool
  1314. select BOARD_SCACHE
  1315. config SIBYTE_DMA_PAGEOPS
  1316. bool "Use DMA to clear/copy pages"
  1317. depends on CPU_SB1
  1318. help
  1319. Instead of using the CPU to zero and copy pages, use a Data Mover
  1320. channel. These DMA channels are otherwise unused by the standard
  1321. SiByte Linux port. Seems to give a small performance benefit.
  1322. config CPU_HAS_PREFETCH
  1323. bool
  1324. choice
  1325. prompt "MIPS MT options"
  1326. config MIPS_MT_DISABLED
  1327. bool "Disable multithreading support."
  1328. help
  1329. Use this option if your workload can't take advantage of
  1330. MIPS hardware multithreading support. On systems that don't have
  1331. the option of an MT-enabled processor this option will be the only
  1332. option in this menu.
  1333. config MIPS_MT_SMP
  1334. bool "Use 1 TC on each available VPE for SMP"
  1335. depends on SYS_SUPPORTS_MULTITHREADING
  1336. select CPU_MIPSR2_IRQ_VI
  1337. select CPU_MIPSR2_IRQ_EI
  1338. select CPU_MIPSR2_SRS
  1339. select MIPS_MT
  1340. select NR_CPUS_DEFAULT_2
  1341. select SMP
  1342. select SYS_SUPPORTS_SMP
  1343. help
  1344. This is a kernel model which is also known a VSMP or lately
  1345. has been marketesed into SMVP.
  1346. config MIPS_MT_SMTC
  1347. bool "SMTC: Use all TCs on all VPEs for SMP"
  1348. depends on CPU_MIPS32_R2
  1349. #depends on CPU_MIPS64_R2 # once there is hardware ...
  1350. depends on SYS_SUPPORTS_MULTITHREADING
  1351. select CPU_MIPSR2_IRQ_VI
  1352. select CPU_MIPSR2_IRQ_EI
  1353. select CPU_MIPSR2_SRS
  1354. select MIPS_MT
  1355. select NR_CPUS_DEFAULT_8
  1356. select SMP
  1357. select SYS_SUPPORTS_SMP
  1358. help
  1359. This is a kernel model which is known a SMTC or lately has been
  1360. marketesed into SMVP.
  1361. config MIPS_VPE_LOADER
  1362. bool "VPE loader support."
  1363. depends on SYS_SUPPORTS_MULTITHREADING
  1364. select CPU_MIPSR2_IRQ_VI
  1365. select CPU_MIPSR2_IRQ_EI
  1366. select MIPS_MT
  1367. help
  1368. Includes a loader for loading an elf relocatable object
  1369. onto another VPE and running it.
  1370. endchoice
  1371. config MIPS_MT
  1372. bool
  1373. config SYS_SUPPORTS_MULTITHREADING
  1374. bool
  1375. config MIPS_MT_FPAFF
  1376. bool "Dynamic FPU affinity for FP-intensive threads"
  1377. depends on MIPS_MT
  1378. default y
  1379. config MIPS_MT_SMTC_INSTANT_REPLAY
  1380. bool "Low-latency Dispatch of Deferred SMTC IPIs"
  1381. depends on MIPS_MT_SMTC && !PREEMPT
  1382. default y
  1383. help
  1384. SMTC pseudo-interrupts between TCs are deferred and queued
  1385. if the target TC is interrupt-inhibited (IXMT). In the first
  1386. SMTC prototypes, these queued IPIs were serviced on return
  1387. to user mode, or on entry into the kernel idle loop. The
  1388. INSTANT_REPLAY option dispatches them as part of local_irq_restore()
  1389. processing, which adds runtime overhead (hence the option to turn
  1390. it off), but ensures that IPIs are handled promptly even under
  1391. heavy I/O interrupt load.
  1392. config MIPS_VPE_LOADER_TOM
  1393. bool "Load VPE program into memory hidden from linux"
  1394. depends on MIPS_VPE_LOADER
  1395. default y
  1396. help
  1397. The loader can use memory that is present but has been hidden from
  1398. Linux using the kernel command line option "mem=xxMB". It's up to
  1399. you to ensure the amount you put in the option and the space your
  1400. program requires is less or equal to the amount physically present.
  1401. # this should possibly be in drivers/char, but it is rather cpu related. Hmmm
  1402. config MIPS_VPE_APSP_API
  1403. bool "Enable support for AP/SP API (RTLX)"
  1404. depends on MIPS_VPE_LOADER
  1405. help
  1406. config MIPS_APSP_KSPD
  1407. bool "Enable KSPD"
  1408. depends on MIPS_VPE_APSP_API
  1409. default y
  1410. help
  1411. KSPD is a kernel daemon that accepts syscall requests from the SP
  1412. side, actions them and returns the results. It also handles the
  1413. "exit" syscall notifying other kernel modules the SP program is
  1414. exiting. You probably want to say yes here.
  1415. config SB1_PASS_1_WORKAROUNDS
  1416. bool
  1417. depends on CPU_SB1_PASS_1
  1418. default y
  1419. config SB1_PASS_2_WORKAROUNDS
  1420. bool
  1421. depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
  1422. default y
  1423. config SB1_PASS_2_1_WORKAROUNDS
  1424. bool
  1425. depends on CPU_SB1 && CPU_SB1_PASS_2
  1426. default y
  1427. config 64BIT_PHYS_ADDR
  1428. bool "Support for 64-bit physical address space"
  1429. depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
  1430. config CPU_HAS_LLSC
  1431. bool
  1432. config CPU_HAS_SMARTMIPS
  1433. depends on SYS_SUPPORTS_SMARTMIPS
  1434. bool "Support for the SmartMIPS ASE"
  1435. help
  1436. SmartMIPS is a extension of the MIPS32 architecture aimed at
  1437. increased security at both hardware and software level for
  1438. smartcards. Enabling this option will allow proper use of the
  1439. SmartMIPS instructions by Linux applications. However a kernel with
  1440. this option will not work on a MIPS core without SmartMIPS core. If
  1441. you don't know you probably don't have SmartMIPS and should say N
  1442. here.
  1443. config CPU_HAS_WB
  1444. bool
  1445. #
  1446. # Vectored interrupt mode is an R2 feature
  1447. #
  1448. config CPU_MIPSR2_IRQ_VI
  1449. bool
  1450. #
  1451. # Extended interrupt mode is an R2 feature
  1452. #
  1453. config CPU_MIPSR2_IRQ_EI
  1454. bool
  1455. #
  1456. # Shadow registers are an R2 feature
  1457. #
  1458. config CPU_MIPSR2_SRS
  1459. bool
  1460. config CPU_HAS_SYNC
  1461. bool
  1462. depends on !CPU_R3000
  1463. default y
  1464. #
  1465. # Use the generic interrupt handling code in kernel/irq/:
  1466. #
  1467. config GENERIC_HARDIRQS
  1468. bool
  1469. default y
  1470. config GENERIC_IRQ_PROBE
  1471. bool
  1472. default y
  1473. config IRQ_PER_CPU
  1474. bool
  1475. #
  1476. # - Highmem only makes sense for the 32-bit kernel.
  1477. # - The current highmem code will only work properly on physically indexed
  1478. # caches such as R3000, SB1, R7000 or those that look like they're virtually
  1479. # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
  1480. # moment we protect the user and offer the highmem option only on machines
  1481. # where it's known to be safe. This will not offer highmem on a few systems
  1482. # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
  1483. # indexed CPUs but we're playing safe.
  1484. # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
  1485. # know they might have memory configurations that could make use of highmem
  1486. # support.
  1487. #
  1488. config HIGHMEM
  1489. bool "High Memory Support"
  1490. depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
  1491. config CPU_SUPPORTS_HIGHMEM
  1492. bool
  1493. config SYS_SUPPORTS_HIGHMEM
  1494. bool
  1495. config SYS_SUPPORTS_SMARTMIPS
  1496. bool
  1497. config ARCH_FLATMEM_ENABLE
  1498. def_bool y
  1499. depends on !NUMA
  1500. config ARCH_DISCONTIGMEM_ENABLE
  1501. bool
  1502. default y if SGI_IP27
  1503. help
  1504. Say Y to support efficient handling of discontiguous physical memory,
  1505. for architectures which are either NUMA (Non-Uniform Memory Access)
  1506. or have huge holes in the physical address space for other reasons.
  1507. See <file:Documentation/vm/numa> for more.
  1508. config ARCH_SPARSEMEM_ENABLE
  1509. bool
  1510. select SPARSEMEM_STATIC
  1511. config NUMA
  1512. bool "NUMA Support"
  1513. depends on SYS_SUPPORTS_NUMA
  1514. help
  1515. Say Y to compile the kernel to support NUMA (Non-Uniform Memory
  1516. Access). This option improves performance on systems with more
  1517. than two nodes; on two node systems it is generally better to
  1518. leave it disabled; on single node systems disable this option
  1519. disabled.
  1520. config SYS_SUPPORTS_NUMA
  1521. bool
  1522. config NODES_SHIFT
  1523. int
  1524. default "6"
  1525. depends on NEED_MULTIPLE_NODES
  1526. source "mm/Kconfig"
  1527. config SMP
  1528. bool "Multi-Processing support"
  1529. depends on SYS_SUPPORTS_SMP
  1530. select IRQ_PER_CPU
  1531. help
  1532. This enables support for systems with more than one CPU. If you have
  1533. a system with only one CPU, like most personal computers, say N. If
  1534. you have a system with more than one CPU, say Y.
  1535. If you say N here, the kernel will run on single and multiprocessor
  1536. machines, but will use only one CPU of a multiprocessor machine. If
  1537. you say Y here, the kernel will run on many, but not all,
  1538. singleprocessor machines. On a singleprocessor machine, the kernel
  1539. will run faster if you say N here.
  1540. People using multiprocessor machines who say Y here should also say
  1541. Y to "Enhanced Real Time Clock Support", below.
  1542. See also the <file:Documentation/smp.txt> and the SMP-HOWTO
  1543. available at <http://www.tldp.org/docs.html#howto>.
  1544. If you don't know what to do here, say N.
  1545. config SYS_SUPPORTS_SMP
  1546. bool
  1547. config NR_CPUS_DEFAULT_1
  1548. bool
  1549. config NR_CPUS_DEFAULT_2
  1550. bool
  1551. config NR_CPUS_DEFAULT_4
  1552. bool
  1553. config NR_CPUS_DEFAULT_8
  1554. bool
  1555. config NR_CPUS_DEFAULT_16
  1556. bool
  1557. config NR_CPUS_DEFAULT_32
  1558. bool
  1559. config NR_CPUS_DEFAULT_64
  1560. bool
  1561. config NR_CPUS
  1562. int "Maximum number of CPUs (2-64)"
  1563. range 1 64 if NR_CPUS_DEFAULT_1
  1564. depends on SMP
  1565. default "1" if NR_CPUS_DEFAULT_1
  1566. default "2" if NR_CPUS_DEFAULT_2
  1567. default "4" if NR_CPUS_DEFAULT_4
  1568. default "8" if NR_CPUS_DEFAULT_8
  1569. default "16" if NR_CPUS_DEFAULT_16
  1570. default "32" if NR_CPUS_DEFAULT_32
  1571. default "64" if NR_CPUS_DEFAULT_64
  1572. help
  1573. This allows you to specify the maximum number of CPUs which this
  1574. kernel will support. The maximum supported value is 32 for 32-bit
  1575. kernel and 64 for 64-bit kernels; the minimum value which makes
  1576. sense is 1 for Qemu (useful only for kernel debugging purposes)
  1577. and 2 for all others.
  1578. This is purely to save memory - each supported CPU adds
  1579. approximately eight kilobytes to the kernel image. For best
  1580. performance should round up your number of processors to the next
  1581. power of two.
  1582. #
  1583. # Timer Interrupt Frequency Configuration
  1584. #
  1585. choice
  1586. prompt "Timer frequency"
  1587. default HZ_250
  1588. help
  1589. Allows the configuration of the timer frequency.
  1590. config HZ_48
  1591. bool "48 HZ" if SYS_SUPPORTS_48HZ
  1592. config HZ_100
  1593. bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
  1594. config HZ_128
  1595. bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
  1596. config HZ_250
  1597. bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
  1598. config HZ_256
  1599. bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
  1600. config HZ_1000
  1601. bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
  1602. config HZ_1024
  1603. bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
  1604. endchoice
  1605. config SYS_SUPPORTS_48HZ
  1606. bool
  1607. config SYS_SUPPORTS_100HZ
  1608. bool
  1609. config SYS_SUPPORTS_128HZ
  1610. bool
  1611. config SYS_SUPPORTS_250HZ
  1612. bool
  1613. config SYS_SUPPORTS_256HZ
  1614. bool
  1615. config SYS_SUPPORTS_1000HZ
  1616. bool
  1617. config SYS_SUPPORTS_1024HZ
  1618. bool
  1619. config SYS_SUPPORTS_ARBIT_HZ
  1620. bool
  1621. default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
  1622. !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
  1623. !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
  1624. !SYS_SUPPORTS_1024HZ
  1625. config HZ
  1626. int
  1627. default 48 if HZ_48
  1628. default 100 if HZ_100
  1629. default 128 if HZ_128
  1630. default 250 if HZ_250
  1631. default 256 if HZ_256
  1632. default 1000 if HZ_1000
  1633. default 1024 if HZ_1024
  1634. source "kernel/Kconfig.preempt"
  1635. config MIPS_INSANE_LARGE
  1636. bool "Support for large 64-bit configurations"
  1637. depends on CPU_R10000 && 64BIT
  1638. help
  1639. MIPS R10000 does support a 44 bit / 16TB address space as opposed to
  1640. previous 64-bit processors which only supported 40 bit / 1TB. If you
  1641. need processes of more than 1TB virtual address space, say Y here.
  1642. This will result in additional memory usage, so it is not
  1643. recommended for normal users.
  1644. config KEXEC
  1645. bool "Kexec system call (EXPERIMENTAL)"
  1646. depends on EXPERIMENTAL
  1647. help
  1648. kexec is a system call that implements the ability to shutdown your
  1649. current kernel, and to start another kernel. It is like a reboot
  1650. but it is independent of the system firmware. And like a reboot
  1651. you can start any kernel with it, not just Linux.
  1652. The name comes from the similiarity to the exec system call.
  1653. It is an ongoing process to be certain the hardware in a machine
  1654. is properly shutdown, so do not be surprised if this code does not
  1655. initially work for you. It may help to enable device hotplugging
  1656. support. As of this writing the exact hardware interface is
  1657. strongly in flux, so no good recommendation can be made.
  1658. config SECCOMP
  1659. bool "Enable seccomp to safely compute untrusted bytecode"
  1660. depends on PROC_FS && BROKEN
  1661. default y
  1662. help
  1663. This kernel feature is useful for number crunching applications
  1664. that may need to compute untrusted bytecode during their
  1665. execution. By using pipes or other transports made available to
  1666. the process as file descriptors supporting the read/write
  1667. syscalls, it's possible to isolate those applications in
  1668. their own address space using seccomp. Once seccomp is
  1669. enabled via /proc/<pid>/seccomp, it cannot be disabled
  1670. and the task is only allowed to execute a few safe syscalls
  1671. defined by each seccomp mode.
  1672. If unsure, say Y. Only embedded should say N here.
  1673. endmenu
  1674. config RWSEM_GENERIC_SPINLOCK
  1675. bool
  1676. default y
  1677. config LOCKDEP_SUPPORT
  1678. bool
  1679. default y
  1680. config STACKTRACE_SUPPORT
  1681. bool
  1682. default y
  1683. source "init/Kconfig"
  1684. menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
  1685. config HW_HAS_EISA
  1686. bool
  1687. config HW_HAS_PCI
  1688. bool
  1689. config PCI
  1690. bool "Support for PCI controller"
  1691. depends on HW_HAS_PCI
  1692. help
  1693. Find out whether you have a PCI motherboard. PCI is the name of a
  1694. bus system, i.e. the way the CPU talks to the other stuff inside
  1695. your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
  1696. say Y, otherwise N.
  1697. The PCI-HOWTO, available from
  1698. <http://www.tldp.org/docs.html#howto>, contains valuable
  1699. information about which PCI hardware does work under Linux and which
  1700. doesn't.
  1701. config PCI_DOMAINS
  1702. bool
  1703. depends on PCI
  1704. source "drivers/pci/Kconfig"
  1705. #
  1706. # ISA support is now enabled via select. Too many systems still have the one
  1707. # or other ISA chip on the board that users don't know about so don't expect
  1708. # users to choose the right thing ...
  1709. #
  1710. config ISA
  1711. bool
  1712. config EISA
  1713. bool "EISA support"
  1714. depends on HW_HAS_EISA
  1715. select ISA
  1716. select GENERIC_ISA_DMA
  1717. ---help---
  1718. The Extended Industry Standard Architecture (EISA) bus was
  1719. developed as an open alternative to the IBM MicroChannel bus.
  1720. The EISA bus provided some of the features of the IBM MicroChannel
  1721. bus while maintaining backward compatibility with cards made for
  1722. the older ISA bus. The EISA bus saw limited use between 1988 and
  1723. 1995 when it was made obsolete by the PCI bus.
  1724. Say Y here if you are building a kernel for an EISA-based machine.
  1725. Otherwise, say N.
  1726. source "drivers/eisa/Kconfig"
  1727. config TC
  1728. bool "TURBOchannel support"
  1729. depends on MACH_DECSTATION
  1730. help
  1731. TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
  1732. processors. Documentation on writing device drivers for TurboChannel
  1733. is available at:
  1734. <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
  1735. #config ACCESSBUS
  1736. # bool "Access.Bus support"
  1737. # depends on TC
  1738. config MMU
  1739. bool
  1740. default y
  1741. config I8253
  1742. bool
  1743. source "drivers/pcmcia/Kconfig"
  1744. source "drivers/pci/hotplug/Kconfig"
  1745. endmenu
  1746. menu "Executable file formats"
  1747. source "fs/Kconfig.binfmt"
  1748. config TRAD_SIGNALS
  1749. bool
  1750. config BUILD_ELF64
  1751. bool "Use 64-bit ELF format for building"
  1752. depends on 64BIT
  1753. help
  1754. A 64-bit kernel is usually built using the 64-bit ELF binary object
  1755. format as it's one that allows arbitrary 64-bit constructs. For
  1756. kernels that are loaded within the KSEG compatibility segments the
  1757. 32-bit ELF format can optionally be used resulting in a somewhat
  1758. smaller binary, but this option is not explicitly supported by the
  1759. toolchain and since binutils 2.14 it does not even work at all.
  1760. Say Y to use the 64-bit format or N to use the 32-bit one.
  1761. If unsure say Y.
  1762. config BINFMT_IRIX
  1763. bool "Include IRIX binary compatibility"
  1764. depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
  1765. config MIPS32_COMPAT
  1766. bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
  1767. depends on 64BIT
  1768. help
  1769. Select this option if you want Linux/MIPS 32-bit binary
  1770. compatibility. Since all software available for Linux/MIPS is
  1771. currently 32-bit you should say Y here.
  1772. config COMPAT
  1773. bool
  1774. depends on MIPS32_COMPAT
  1775. default y
  1776. config SYSVIPC_COMPAT
  1777. bool
  1778. depends on COMPAT && SYSVIPC
  1779. default y
  1780. config MIPS32_O32
  1781. bool "Kernel support for o32 binaries"
  1782. depends on MIPS32_COMPAT
  1783. help
  1784. Select this option if you want to run o32 binaries. These are pure
  1785. 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
  1786. existing binaries are in this format.
  1787. If unsure, say Y.
  1788. config MIPS32_N32
  1789. bool "Kernel support for n32 binaries"
  1790. depends on MIPS32_COMPAT
  1791. help
  1792. Select this option if you want to run n32 binaries. These are
  1793. 64-bit binaries using 32-bit quantities for addressing and certain
  1794. data that would normally be 64-bit. They are used in special
  1795. cases.
  1796. If unsure, say N.
  1797. config BINFMT_ELF32
  1798. bool
  1799. default y if MIPS32_O32 || MIPS32_N32
  1800. endmenu
  1801. menu "Power management options"
  1802. source "kernel/power/Kconfig"
  1803. endmenu
  1804. source "net/Kconfig"
  1805. source "drivers/Kconfig"
  1806. source "fs/Kconfig"
  1807. source "arch/mips/oprofile/Kconfig"
  1808. source "arch/mips/Kconfig.debug"
  1809. source "security/Kconfig"
  1810. source "crypto/Kconfig"
  1811. source "lib/Kconfig"