Kconfig 33 KB

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  1. # For a description of the syntax of this configuration file,
  2. # see Documentation/kbuild/kconfig-language.txt.
  3. #
  4. mainmenu "Linux/PowerPC Kernel Configuration"
  5. config WORD_SIZE
  6. int
  7. default 32
  8. config MMU
  9. bool
  10. default y
  11. config GENERIC_HARDIRQS
  12. bool
  13. default y
  14. config RWSEM_GENERIC_SPINLOCK
  15. bool
  16. config RWSEM_XCHGADD_ALGORITHM
  17. bool
  18. default y
  19. config ARCH_HAS_ILOG2_U32
  20. bool
  21. default y
  22. config ARCH_HAS_ILOG2_U64
  23. bool
  24. default n
  25. config GENERIC_HWEIGHT
  26. bool
  27. default y
  28. config GENERIC_CALIBRATE_DELAY
  29. bool
  30. default y
  31. config PPC
  32. bool
  33. default y
  34. select HAVE_IDE
  35. select HAVE_OPROFILE
  36. select HAVE_KPROBES
  37. config PPC32
  38. bool
  39. default y
  40. # All PPCs use generic nvram driver through ppc_md
  41. config GENERIC_NVRAM
  42. bool
  43. default y
  44. config GENERIC_FIND_NEXT_BIT
  45. bool
  46. default y
  47. config SCHED_NO_NO_OMIT_FRAME_POINTER
  48. bool
  49. default y
  50. config ARCH_MAY_HAVE_PC_FDC
  51. bool
  52. default y
  53. config GENERIC_BUG
  54. bool
  55. default y
  56. depends on BUG
  57. source "init/Kconfig"
  58. menu "Processor"
  59. choice
  60. prompt "Processor Type"
  61. default 6xx
  62. config 6xx
  63. bool "6xx/7xx/74xx/52xx/82xx"
  64. select PPC_FPU
  65. help
  66. There are four types of PowerPC chips supported. The more common
  67. types (601, 603, 604, 740, 750, 7400), the older Freescale
  68. (formerly Motorola) embedded versions (821, 823, 850, 855, 860,
  69. 52xx, 82xx), the IBM embedded versions (403 and 405) and
  70. the Book E embedded processors from IBM (44x) and Freescale (85xx).
  71. For support for 64-bit processors, set ARCH=powerpc.
  72. Unless you are building a kernel for one of the embedded processor
  73. systems, choose 6xx.
  74. Also note that because the 52xx, 82xx family have a 603e
  75. core, specific support for that chipset is asked later on.
  76. config 40x
  77. bool "40x"
  78. select PPC_DCR_NATIVE
  79. config 44x
  80. bool "44x"
  81. select PPC_DCR_NATIVE
  82. config 8xx
  83. bool "8xx"
  84. select PPC_LIB_RHEAP
  85. endchoice
  86. config PPC_FPU
  87. bool
  88. config PPC_DCR_NATIVE
  89. bool
  90. default n
  91. config PPC_DCR
  92. bool
  93. depends on PPC_DCR_NATIVE
  94. default y
  95. config PTE_64BIT
  96. bool
  97. depends on 44x
  98. default y if 44x
  99. config PHYS_64BIT
  100. bool
  101. depends on 44x
  102. default y if 44x
  103. ---help---
  104. This option enables kernel support for larger than 32-bit physical
  105. addresses. This features is not be available on all e500 cores.
  106. If in doubt, say N here.
  107. config ALTIVEC
  108. bool "AltiVec Support"
  109. depends on 6xx
  110. depends on !8260
  111. ---help---
  112. This option enables kernel support for the Altivec extensions to the
  113. PowerPC processor. The kernel currently supports saving and restoring
  114. altivec registers, and turning on the 'altivec enable' bit so user
  115. processes can execute altivec instructions.
  116. This option is only usefully if you have a processor that supports
  117. altivec (G4, otherwise known as 74xx series), but does not have
  118. any affect on a non-altivec cpu (it does, however add code to the
  119. kernel).
  120. If in doubt, say Y here.
  121. config TAU
  122. bool "Thermal Management Support"
  123. depends on 6xx && !8260
  124. help
  125. G3 and G4 processors have an on-chip temperature sensor called the
  126. 'Thermal Assist Unit (TAU)', which, in theory, can measure the on-die
  127. temperature within 2-4 degrees Celsius. This option shows the current
  128. on-die temperature in /proc/cpuinfo if the cpu supports it.
  129. Unfortunately, on some chip revisions, this sensor is very inaccurate
  130. and in some cases, does not work at all, so don't assume the cpu
  131. temp is actually what /proc/cpuinfo says it is.
  132. config TAU_INT
  133. bool "Interrupt driven TAU driver (DANGEROUS)"
  134. depends on TAU
  135. ---help---
  136. The TAU supports an interrupt driven mode which causes an interrupt
  137. whenever the temperature goes out of range. This is the fastest way
  138. to get notified the temp has exceeded a range. With this option off,
  139. a timer is used to re-check the temperature periodically.
  140. However, on some cpus it appears that the TAU interrupt hardware
  141. is buggy and can cause a situation which would lead unexplained hard
  142. lockups.
  143. Unless you are extending the TAU driver, or enjoy kernel/hardware
  144. debugging, leave this option off.
  145. config TAU_AVERAGE
  146. bool "Average high and low temp"
  147. depends on TAU
  148. ---help---
  149. The TAU hardware can compare the temperature to an upper and lower
  150. bound. The default behavior is to show both the upper and lower
  151. bound in /proc/cpuinfo. If the range is large, the temperature is
  152. either changing a lot, or the TAU hardware is broken (likely on some
  153. G4's). If the range is small (around 4 degrees), the temperature is
  154. relatively stable. If you say Y here, a single temperature value,
  155. halfway between the upper and lower bounds, will be reported in
  156. /proc/cpuinfo.
  157. If in doubt, say N here.
  158. config MATH_EMULATION
  159. bool "Math emulation"
  160. depends on 4xx || 8xx
  161. ---help---
  162. Some PowerPC chips designed for embedded applications do not have
  163. a floating-point unit and therefore do not implement the
  164. floating-point instructions in the PowerPC instruction set. If you
  165. say Y here, the kernel will include code to emulate a floating-point
  166. unit, which will allow programs that use floating-point
  167. instructions to run.
  168. If you have an Apple machine or an IBM RS/6000 or pSeries machine,
  169. or any machine with a 6xx, 7xx or 7xxx series processor, say N
  170. here. Saying Y here will not hurt performance (on any machine) but
  171. will increase the size of the kernel.
  172. config KEXEC
  173. bool "kexec system call (EXPERIMENTAL)"
  174. depends on EXPERIMENTAL
  175. help
  176. kexec is a system call that implements the ability to shutdown your
  177. current kernel, and to start another kernel. It is like a reboot
  178. but it is independent of the system firmware. And like a reboot
  179. you can start any kernel with it, not just Linux.
  180. The name comes from the similarity to the exec system call.
  181. It is an ongoing process to be certain the hardware in a machine
  182. is properly shutdown, so do not be surprised if this code does not
  183. initially work for you. It may help to enable device hotplugging
  184. support. As of this writing the exact hardware interface is
  185. strongly in flux, so no good recommendation can be made.
  186. In the GameCube implementation, kexec allows you to load and
  187. run DOL files, including kernel and homebrew DOLs.
  188. source "drivers/cpufreq/Kconfig"
  189. config PPC601_SYNC_FIX
  190. bool "Workarounds for PPC601 bugs"
  191. depends on 6xx && PPC_PREP
  192. help
  193. Some versions of the PPC601 (the first PowerPC chip) have bugs which
  194. mean that extra synchronization instructions are required near
  195. certain instructions, typically those that make major changes to the
  196. CPU state. These extra instructions reduce performance slightly.
  197. If you say N here, these extra instructions will not be included,
  198. resulting in a kernel which will run faster but may not run at all
  199. on some systems with the PPC601 chip.
  200. If in doubt, say Y here.
  201. source arch/ppc/platforms/4xx/Kconfig
  202. config PPC_STD_MMU
  203. bool
  204. depends on 6xx
  205. default y
  206. config NOT_COHERENT_CACHE
  207. bool
  208. depends on 4xx || 8xx
  209. default y
  210. endmenu
  211. menu "Platform options"
  212. config FADS
  213. bool
  214. choice
  215. prompt "8xx Machine Type"
  216. depends on 8xx
  217. default RPXLITE
  218. config RPXLITE
  219. bool "RPX-Lite"
  220. ---help---
  221. Single-board computers based around the PowerPC MPC8xx chips and
  222. intended for embedded applications. The following types are
  223. supported:
  224. RPX-Lite:
  225. Embedded Planet RPX Lite. PC104 form-factor SBC based on the MPC823.
  226. RPX-Classic:
  227. Embedded Planet RPX Classic Low-fat. Credit-card-size SBC based on
  228. the MPC 860
  229. BSE-IP:
  230. Bright Star Engineering ip-Engine.
  231. TQM823L:
  232. TQM850L:
  233. TQM855L:
  234. TQM860L:
  235. MPC8xx based family of mini modules, half credit card size,
  236. up to 64 MB of RAM, 8 MB Flash, (Fast) Ethernet, 2 x serial ports,
  237. 2 x CAN bus interface, ...
  238. Manufacturer: TQ Components, www.tq-group.de
  239. Date of Release: October (?) 1999
  240. End of Life: not yet :-)
  241. URL:
  242. - module: <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>
  243. - starter kit: <http://www.denx.de/PDF/STK8xxLHWM201.pdf>
  244. - images: <http://www.denx.de/embedded-ppc-en.html>
  245. FPS850L:
  246. FingerPrint Sensor System (based on TQM850L)
  247. Manufacturer: IKENDI AG, <http://www.ikendi.com/>
  248. Date of Release: November 1999
  249. End of life: end 2000 ?
  250. URL: see TQM850L
  251. IVMS8:
  252. MPC860 based board used in the "Integrated Voice Mail System",
  253. Small Version (8 voice channels)
  254. Manufacturer: Speech Design, <http://www.speech-design.de/>
  255. Date of Release: December 2000 (?)
  256. End of life: -
  257. URL: <http://www.speech-design.de/>
  258. IVML24:
  259. MPC860 based board used in the "Integrated Voice Mail System",
  260. Large Version (24 voice channels)
  261. Manufacturer: Speech Design, <http://www.speech-design.de/>
  262. Date of Release: March 2001 (?)
  263. End of life: -
  264. URL: <http://www.speech-design.de/>
  265. HERMES:
  266. Hermes-Pro ISDN/LAN router with integrated 8 x hub
  267. Manufacturer: Multidata Gesellschaft fur Datentechnik und Informatik
  268. <http://www.multidata.de/>
  269. Date of Release: 2000 (?)
  270. End of life: -
  271. URL: <http://www.multidata.de/english/products/hpro.htm>
  272. IP860:
  273. VMEBus IP (Industry Pack) carrier board with MPC860
  274. Manufacturer: MicroSys GmbH, <http://www.microsys.de/>
  275. Date of Release: ?
  276. End of life: -
  277. URL: <http://www.microsys.de/html/ip860.html>
  278. PCU_E:
  279. PCU = Peripheral Controller Unit, Extended
  280. Manufacturer: Siemens AG, ICN (Information and Communication Networks)
  281. <http://www.siemens.de/page/1,3771,224315-1-999_2_226207-0,00.html>
  282. Date of Release: April 2001
  283. End of life: August 2001
  284. URL: n. a.
  285. config RPXCLASSIC
  286. bool "RPX-Classic"
  287. help
  288. The RPX-Classic is a single-board computer based on the Motorola
  289. MPC860. It features 16MB of DRAM and a variable amount of flash,
  290. I2C EEPROM, thermal monitoring, a PCMCIA slot, a DIP switch and two
  291. LEDs. Variants with Ethernet ports exist. Say Y here to support it
  292. directly.
  293. config BSEIP
  294. bool "BSE-IP"
  295. help
  296. Say Y here to support the Bright Star Engineering ipEngine SBC.
  297. This is a credit-card-sized device featuring a MPC823 processor,
  298. 26MB DRAM, 4MB flash, Ethernet, a 16K-gate FPGA, USB, an LCD/video
  299. controller, and two RS232 ports.
  300. config MPC8XXFADS
  301. bool "FADS"
  302. select FADS
  303. config MPC86XADS
  304. bool "MPC86XADS"
  305. help
  306. MPC86x Application Development System by Freescale Semiconductor.
  307. The MPC86xADS is meant to serve as a platform for s/w and h/w
  308. development around the MPC86X processor families.
  309. select FADS
  310. config MPC885ADS
  311. bool "MPC885ADS"
  312. help
  313. Freescale Semiconductor MPC885 Application Development System (ADS).
  314. Also known as DUET.
  315. The MPC885ADS is meant to serve as a platform for s/w and h/w
  316. development around the MPC885 processor family.
  317. config TQM823L
  318. bool "TQM823L"
  319. help
  320. Say Y here to support the TQM823L, one of an MPC8xx-based family of
  321. mini SBCs (half credit-card size) from TQ Components first released
  322. in late 1999. Technical references are at
  323. <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
  324. <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
  325. <http://www.denx.de/embedded-ppc-en.html>.
  326. config TQM850L
  327. bool "TQM850L"
  328. help
  329. Say Y here to support the TQM850L, one of an MPC8xx-based family of
  330. mini SBCs (half credit-card size) from TQ Components first released
  331. in late 1999. Technical references are at
  332. <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
  333. <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
  334. <http://www.denx.de/embedded-ppc-en.html>.
  335. config TQM855L
  336. bool "TQM855L"
  337. help
  338. Say Y here to support the TQM855L, one of an MPC8xx-based family of
  339. mini SBCs (half credit-card size) from TQ Components first released
  340. in late 1999. Technical references are at
  341. <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
  342. <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
  343. <http://www.denx.de/embedded-ppc-en.html>.
  344. config TQM860L
  345. bool "TQM860L"
  346. help
  347. Say Y here to support the TQM860L, one of an MPC8xx-based family of
  348. mini SBCs (half credit-card size) from TQ Components first released
  349. in late 1999. Technical references are at
  350. <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and
  351. <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at
  352. <http://www.denx.de/embedded-ppc-en.html>.
  353. config FPS850L
  354. bool "FPS850L"
  355. config IVMS8
  356. bool "IVMS8"
  357. help
  358. Say Y here to support the Integrated Voice-Mail Small 8-channel SBC
  359. from Speech Design, released March 2001. The manufacturer's website
  360. is at <http://www.speech-design.de/>.
  361. config IVML24
  362. bool "IVML24"
  363. help
  364. Say Y here to support the Integrated Voice-Mail Large 24-channel SBC
  365. from Speech Design, released March 2001. The manufacturer's website
  366. is at <http://www.speech-design.de/>.
  367. config HERMES_PRO
  368. bool "HERMES"
  369. config IP860
  370. bool "IP860"
  371. config LWMON
  372. bool "LWMON"
  373. config PCU_E
  374. bool "PCU_E"
  375. config CCM
  376. bool "CCM"
  377. config LANTEC
  378. bool "LANTEC"
  379. config MBX
  380. bool "MBX"
  381. help
  382. MBX is a line of Motorola single-board computer based around the
  383. MPC821 and MPC860 processors, and intended for embedded-controller
  384. applications. Say Y here to support these boards directly.
  385. config WINCEPT
  386. bool "WinCept"
  387. help
  388. The Wincept 100/110 is a Motorola single-board computer based on the
  389. MPC821 PowerPC, introduced in 1998 and designed to be used in
  390. thin-client machines. Say Y to support it directly.
  391. endchoice
  392. menu "Freescale Ethernet driver platform-specific options"
  393. depends on FS_ENET
  394. config MPC8xx_SECOND_ETH
  395. bool "Second Ethernet channel"
  396. depends on (MPC885ADS || MPC86XADS)
  397. default y
  398. help
  399. This enables support for second Ethernet on MPC885ADS and MPC86xADS boards.
  400. The latter will use SCC1, for 885ADS you can select it below.
  401. choice
  402. prompt "Second Ethernet channel"
  403. depends on MPC8xx_SECOND_ETH
  404. default MPC8xx_SECOND_ETH_FEC2
  405. config MPC8xx_SECOND_ETH_FEC2
  406. bool "FEC2"
  407. depends on MPC885ADS
  408. help
  409. Enable FEC2 to serve as 2-nd Ethernet channel. Note that SMC2
  410. (often 2-nd UART) will not work if this is enabled.
  411. config MPC8xx_SECOND_ETH_SCC1
  412. bool "SCC1"
  413. depends on MPC86XADS
  414. select MPC8xx_SCC_ENET_FIXED
  415. help
  416. Enable SCC1 to serve as 2-nd Ethernet channel. Note that SMC1
  417. (often 1-nd UART) will not work if this is enabled.
  418. config MPC8xx_SECOND_ETH_SCC3
  419. bool "SCC3"
  420. depends on MPC885ADS
  421. help
  422. Enable SCC3 to serve as 2-nd Ethernet channel. Note that SMC1
  423. (often 1-nd UART) will not work if this is enabled.
  424. endchoice
  425. config MPC8xx_SCC_ENET_FIXED
  426. depends on MPC8xx_SECOND_ETH_SCC
  427. default n
  428. bool "Use fixed MII-less mode for SCC Ethernet"
  429. endmenu
  430. choice
  431. prompt "Machine Type"
  432. depends on 6xx
  433. default PPC_PREP
  434. ---help---
  435. Linux currently supports several different kinds of PowerPC-based
  436. machines: Apple Power Macintoshes and clones (such as the Motorola
  437. Starmax series), PReP (PowerPC Reference Platform) machines (such
  438. as the Motorola PowerStacks, Motorola cPCI/VME embedded systems,
  439. and some IBM RS/6000 systems), CHRP (Common Hardware Reference
  440. Platform) machines (including all of the recent IBM RS/6000 and
  441. pSeries machines), and several embedded PowerPC systems containing
  442. 4xx, 6xx, 7xx, 8xx, 74xx, and 82xx processors. Currently, the
  443. default option is to build a kernel which works on PReP.
  444. Note that support for Apple and CHRP machines is now only available
  445. with ARCH=powerpc, and has been removed from this menu. If you
  446. wish to build a kernel for an Apple or CHRP machine, exit this
  447. configuration process and re-run it with ARCH=powerpc.
  448. Select PReP if configuring for a PReP machine.
  449. config PPC_PREP
  450. bool "PReP"
  451. config KATANA
  452. bool "Artesyn-Katana"
  453. help
  454. Select KATANA if configuring an Artesyn KATANA 750i or 3750
  455. cPCI board.
  456. config WILLOW
  457. bool "Cogent-Willow"
  458. config CPCI690
  459. bool "Force-CPCI690"
  460. help
  461. Select CPCI690 if configuring a Force CPCI690 cPCI board.
  462. config POWERPMC250
  463. bool "Force-PowerPMC250"
  464. config CHESTNUT
  465. bool "IBM 750FX Eval board or 750GX Eval board"
  466. help
  467. Select CHESTNUT if configuring an IBM 750FX Eval Board or a
  468. IBM 750GX Eval board.
  469. config SPRUCE
  470. bool "IBM-Spruce"
  471. select PPC_INDIRECT_PCI
  472. config HDPU
  473. bool "Sky-HDPU"
  474. help
  475. Select HDPU if configuring a Sky Computers Compute Blade.
  476. config HDPU_FEATURES
  477. depends on HDPU
  478. tristate "HDPU-Features"
  479. help
  480. Select to enable HDPU enhanced features.
  481. config EV64260
  482. bool "Marvell-EV64260BP"
  483. help
  484. Select EV64260 if configuring a Marvell (formerly Galileo)
  485. EV64260BP Evaluation platform.
  486. config LOPEC
  487. bool "Motorola-LoPEC"
  488. select PPC_I8259
  489. config MVME5100
  490. bool "Motorola-MVME5100"
  491. select PPC_INDIRECT_PCI
  492. config PPLUS
  493. bool "Motorola-PowerPlus"
  494. select PPC_I8259
  495. select PPC_INDIRECT_PCI
  496. config PRPMC750
  497. bool "Motorola-PrPMC750"
  498. select PPC_INDIRECT_PCI
  499. config PRPMC800
  500. bool "Motorola-PrPMC800"
  501. select PPC_INDIRECT_PCI
  502. config SANDPOINT
  503. bool "Motorola-Sandpoint"
  504. select PPC_I8259
  505. help
  506. Select SANDPOINT if configuring for a Motorola Sandpoint X3
  507. (any flavor).
  508. config RADSTONE_PPC7D
  509. bool "Radstone Technology PPC7D board"
  510. select PPC_I8259
  511. config PAL4
  512. bool "SBS-Palomar4"
  513. config EST8260
  514. bool "EST8260"
  515. ---help---
  516. The EST8260 is a single-board computer manufactured by Wind River
  517. Systems, Inc. (formerly Embedded Support Tools Corp.) and based on
  518. the MPC8260. Wind River Systems has a website at
  519. <http://www.windriver.com/>, but the EST8260 cannot be found on it
  520. and has probably been discontinued or rebadged.
  521. config SBC82xx
  522. bool "SBC82xx"
  523. ---help---
  524. SBC PowerQUICC II, single-board computer with MPC82xx CPU
  525. Manufacturer: Wind River Systems, Inc.
  526. Date of Release: May 2003
  527. End of Life: -
  528. URL: <http://www.windriver.com/>
  529. config SBS8260
  530. bool "SBS8260"
  531. config RPX8260
  532. bool "RPXSUPER"
  533. config TQM8260
  534. bool "TQM8260"
  535. ---help---
  536. MPC8260 based module, little larger than credit card,
  537. up to 128 MB global + 64 MB local RAM, 32 MB Flash,
  538. 32 kB EEPROM, 256 kB L@ Cache, 10baseT + 100baseT Ethernet,
  539. 2 x serial ports, ...
  540. Manufacturer: TQ Components, www.tq-group.de
  541. Date of Release: June 2001
  542. End of Life: not yet :-)
  543. URL: <http://www.denx.de/PDF/TQM82xx_SPEC_Rev005.pdf>
  544. config ADS8272
  545. bool "ADS8272"
  546. config PQ2FADS
  547. bool "Freescale-PQ2FADS"
  548. help
  549. Select PQ2FADS if you wish to configure for a Freescale
  550. PQ2FADS board (-VR or -ZU).
  551. config LITE5200
  552. bool "Freescale LITE5200 / (IceCube)"
  553. select PPC_MPC52xx
  554. help
  555. Support for the LITE5200 dev board for the MPC5200 from Freescale.
  556. This is for the LITE5200 version 2.0 board. Don't know if it changes
  557. much but it's only been tested on this board version. I think this
  558. board is also known as IceCube.
  559. config LITE5200B
  560. bool "Freescale LITE5200B"
  561. depends on LITE5200
  562. help
  563. Support for the LITE5200B dev board for the MPC5200 from Freescale.
  564. This is the new board with 2 PCI slots.
  565. config EV64360
  566. bool "Marvell-EV64360BP"
  567. help
  568. Select EV64360 if configuring a Marvell EV64360BP Evaluation
  569. platform.
  570. endchoice
  571. config PQ2ADS
  572. bool
  573. depends on ADS8272
  574. default y
  575. config TQM8xxL
  576. bool
  577. depends on 8xx && (TQM823L || TQM850L || FPS850L || TQM855L || TQM860L)
  578. default y
  579. config EMBEDDEDBOOT
  580. bool
  581. depends on 8xx || 8260
  582. default y
  583. config PPC_MPC52xx
  584. bool
  585. config 8260
  586. bool "CPM2 Support" if WILLOW
  587. depends on 6xx
  588. default y if TQM8260 || RPX8260 || EST8260 || SBS8260 || SBC82xx || PQ2FADS
  589. help
  590. The MPC8260 is a typical embedded CPU made by Motorola. Selecting
  591. this option means that you wish to build a kernel for a machine with
  592. an 8260 class CPU.
  593. config 8272
  594. bool
  595. depends on 6xx
  596. default y if ADS8272
  597. select 8260
  598. help
  599. The MPC8272 CPM has a different internal dpram setup than other CPM2
  600. devices
  601. config CPM1
  602. bool
  603. depends on 8xx
  604. default y
  605. help
  606. The CPM1 (Communications Processor Module) is a coprocessor on
  607. embedded CPUs made by Motorola. Selecting this option means that
  608. you wish to build a kernel for a machine with a CPM1 coprocessor
  609. on it (8xx, 827x, 8560).
  610. config CPM2
  611. bool
  612. depends on 8260 || MPC8560 || MPC8555
  613. select PPC_LIB_RHEAP
  614. default y
  615. help
  616. The CPM2 (Communications Processor Module) is a coprocessor on
  617. embedded CPUs made by Motorola. Selecting this option means that
  618. you wish to build a kernel for a machine with a CPM2 coprocessor
  619. on it (826x, 827x, 8560).
  620. config PPC_GEN550
  621. bool
  622. depends on SANDPOINT || SPRUCE || PPLUS || \
  623. PRPMC750 || PRPMC800 || LOPEC || \
  624. (EV64260 && !SERIAL_MPSC) || CHESTNUT || RADSTONE_PPC7D
  625. default y
  626. config FORCE
  627. bool
  628. depends on 6xx && POWERPMC250
  629. default y
  630. config GT64260
  631. bool
  632. depends on EV64260 || CPCI690
  633. default y
  634. config MV64360 # Really MV64360 & MV64460
  635. bool
  636. depends on CHESTNUT || KATANA || RADSTONE_PPC7D || HDPU || EV64360
  637. default y
  638. config MV64X60
  639. bool
  640. depends on (GT64260 || MV64360)
  641. select PPC_INDIRECT_PCI
  642. default y
  643. config MV643XX_ETH_0
  644. bool
  645. depends on MV643XX_ETH && (KATANA || RADSTONE_PPC7D || EV64360 || HDPU)
  646. default y
  647. config MV643XX_ETH_1
  648. bool
  649. depends on MV643XX_ETH && (KATANA || RADSTONE_PPC7D || EV64360)
  650. default y
  651. config MV643XX_ETH_2
  652. bool
  653. depends on MV643XX_ETH && (KATANA || RADSTONE_PPC7D || EV64360)
  654. default y
  655. menu "Set bridge options"
  656. depends on MV64X60
  657. config NOT_COHERENT_CACHE
  658. bool "Turn off Cache Coherency"
  659. default n
  660. help
  661. Some 64x60 bridges lock up when trying to enforce cache coherency.
  662. When this option is selected, cache coherency will be turned off.
  663. Note that this can cause other problems (e.g., stale data being
  664. speculatively loaded via a cached mapping). Use at your own risk.
  665. config MV64X60_BASE
  666. hex "Set bridge base used by firmware"
  667. default "0xf1000000"
  668. help
  669. A firmware can leave the base address of the bridge's registers at
  670. a non-standard location. If so, set this value to reflect the
  671. address of that non-standard location.
  672. config MV64X60_NEW_BASE
  673. hex "Set bridge base used by kernel"
  674. default "0xf1000000"
  675. help
  676. If the current base address of the bridge's registers is not where
  677. you want it, set this value to the address that you want it moved to.
  678. endmenu
  679. config NONMONARCH_SUPPORT
  680. bool "Enable Non-Monarch Support"
  681. depends on PRPMC800
  682. config HARRIER
  683. bool
  684. depends on PRPMC800
  685. default y
  686. config EPIC_SERIAL_MODE
  687. bool
  688. depends on 6xx && (LOPEC || SANDPOINT)
  689. default y
  690. config MPC10X_BRIDGE
  691. bool
  692. depends on POWERPMC250 || LOPEC || SANDPOINT
  693. select PPC_INDIRECT_PCI
  694. default y
  695. config MPC10X_OPENPIC
  696. bool
  697. depends on POWERPMC250 || LOPEC || SANDPOINT
  698. default y
  699. config MPC10X_STORE_GATHERING
  700. bool "Enable MPC10x store gathering"
  701. depends on MPC10X_BRIDGE
  702. config SANDPOINT_ENABLE_UART1
  703. bool "Enable DUART mode on Sandpoint"
  704. depends on SANDPOINT
  705. help
  706. If this option is enabled then the MPC824x processor will run
  707. in DUART mode instead of UART mode.
  708. config HARRIER_STORE_GATHERING
  709. bool "Enable Harrier store gathering"
  710. depends on HARRIER
  711. config MVME5100_IPMC761_PRESENT
  712. bool "MVME5100 configured with an IPMC761"
  713. depends on MVME5100
  714. select PPC_I8259
  715. config SPRUCE_BAUD_33M
  716. bool "Spruce baud clock support"
  717. depends on SPRUCE
  718. config PC_KEYBOARD
  719. bool "PC PS/2 style Keyboard"
  720. depends on 4xx || CPM2
  721. config PPCBUG_NVRAM
  722. bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC
  723. default y if PPC_PREP
  724. config SMP
  725. depends on PPC_STD_MMU
  726. bool "Symmetric multi-processing support"
  727. ---help---
  728. This enables support for systems with more than one CPU. If you have
  729. a system with only one CPU, say N. If you have a system with more
  730. than one CPU, say Y. Note that the kernel does not currently
  731. support SMP machines with 603/603e/603ev or PPC750 ("G3") processors
  732. since they have inadequate hardware support for multiprocessor
  733. operation.
  734. If you say N here, the kernel will run on single and multiprocessor
  735. machines, but will use only one CPU of a multiprocessor machine. If
  736. you say Y here, the kernel will run on single-processor machines.
  737. On a single-processor machine, the kernel will run faster if you say
  738. N here.
  739. If you don't know what to do here, say N.
  740. config IRQ_ALL_CPUS
  741. bool "Distribute interrupts on all CPUs by default"
  742. depends on SMP && !MV64360
  743. help
  744. This option gives the kernel permission to distribute IRQs across
  745. multiple CPUs. Saying N here will route all IRQs to the first
  746. CPU. Generally saying Y is safe, although some problems have been
  747. reported with SMP Power Macintoshes with this option enabled.
  748. config NR_CPUS
  749. int "Maximum number of CPUs (2-32)"
  750. range 2 32
  751. depends on SMP
  752. default "4"
  753. config HIGHMEM
  754. bool "High memory support"
  755. config ARCH_POPULATES_NODE_MAP
  756. def_bool y
  757. source kernel/Kconfig.hz
  758. source kernel/Kconfig.preempt
  759. source "mm/Kconfig"
  760. source "fs/Kconfig.binfmt"
  761. config PREP_RESIDUAL
  762. bool "Support for PReP Residual Data"
  763. depends on PPC_PREP
  764. help
  765. Some PReP systems have residual data passed to the kernel by the
  766. firmware. This allows detection of memory size, devices present and
  767. other useful pieces of information. Sometimes this information is
  768. not present or incorrect, in which case it could lead to the machine
  769. behaving incorrectly. If this happens, either disable PREP_RESIDUAL
  770. or pass the 'noresidual' option to the kernel.
  771. If you are running a PReP system, say Y here, otherwise say N.
  772. config PROC_PREPRESIDUAL
  773. bool "Support for reading of PReP Residual Data in /proc"
  774. depends on PREP_RESIDUAL && PROC_FS
  775. help
  776. Enabling this option will create a /proc/residual file which allows
  777. you to get at the residual data on PReP systems. You will need a tool
  778. (lsresidual) to parse it. If you aren't on a PReP system, you don't
  779. want this.
  780. config CMDLINE_BOOL
  781. bool "Default bootloader kernel arguments"
  782. config CMDLINE
  783. string "Initial kernel command string"
  784. depends on CMDLINE_BOOL
  785. default "console=ttyS0,9600 console=tty0 root=/dev/sda2"
  786. help
  787. On some platforms, there is currently no way for the boot loader to
  788. pass arguments to the kernel. For these platforms, you can supply
  789. some command-line options at build time by entering them here. In
  790. most cases you will need to specify the root device here.
  791. if BROKEN
  792. source kernel/power/Kconfig
  793. endif
  794. config SECCOMP
  795. bool "Enable seccomp to safely compute untrusted bytecode"
  796. depends on PROC_FS
  797. default y
  798. help
  799. This kernel feature is useful for number crunching applications
  800. that may need to compute untrusted bytecode during their
  801. execution. By using pipes or other transports made available to
  802. the process as file descriptors supporting the read/write
  803. syscalls, it's possible to isolate those applications in
  804. their own address space using seccomp. Once seccomp is
  805. enabled via /proc/<pid>/seccomp, it cannot be disabled
  806. and the task is only allowed to execute a few safe syscalls
  807. defined by each seccomp mode.
  808. If unsure, say Y. Only embedded should say N here.
  809. endmenu
  810. config ISA_DMA_API
  811. bool
  812. default y
  813. menu "Bus options"
  814. config ISA
  815. bool "Support for ISA-bus hardware"
  816. depends on PPC_PREP
  817. help
  818. Find out whether you have ISA slots on your motherboard. ISA is the
  819. name of a bus system, i.e. the way the CPU talks to the other stuff
  820. inside your box. If you have an Apple machine, say N here; if you
  821. have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If
  822. you have an embedded board, consult your board documentation.
  823. config ZONE_DMA
  824. bool
  825. default y
  826. config GENERIC_ISA_DMA
  827. bool
  828. depends on 6xx && !CPM2
  829. default y
  830. config PPC_I8259
  831. bool
  832. default y if PPC_PREP
  833. default n
  834. config PPC_INDIRECT_PCI
  835. bool
  836. depends on PCI
  837. default y if 40x || 44x || PPC_PREP
  838. default n
  839. config EISA
  840. bool
  841. help
  842. The Extended Industry Standard Architecture (EISA) bus is a bus
  843. architecture used on some older intel-based PCs.
  844. config SBUS
  845. bool
  846. # Yes MCA RS/6000s exist but Linux-PPC does not currently support any
  847. config MCA
  848. bool
  849. config PCI
  850. bool "PCI support" if 40x || CPM2 || PPC_MPC52xx
  851. default y if !40x && !CPM2 && !8xx
  852. default PCI_QSPAN if !4xx && !CPM2 && 8xx
  853. help
  854. Find out whether your system includes a PCI bus. PCI is the name of
  855. a bus system, i.e. the way the CPU talks to the other stuff inside
  856. your box. If you say Y here, the kernel will include drivers and
  857. infrastructure code to support PCI bus devices.
  858. config PCI_DOMAINS
  859. def_bool PCI
  860. config PCI_SYSCALL
  861. def_bool PCI
  862. config PCI_QSPAN
  863. bool "QSpan PCI"
  864. depends on !4xx && !CPM2 && 8xx
  865. select PPC_I8259
  866. help
  867. Say Y here if you have a system based on a Motorola 8xx-series
  868. embedded processor with a QSPAN PCI interface, otherwise say N.
  869. config PCI_8260
  870. bool
  871. depends on PCI && 8260
  872. select PPC_INDIRECT_PCI
  873. default y
  874. config 8260_PCI9
  875. bool "Enable workaround for MPC826x erratum PCI 9"
  876. depends on PCI_8260 && !ADS8272
  877. default y
  878. choice
  879. prompt "IDMA channel for PCI 9 workaround"
  880. depends on 8260_PCI9
  881. config 8260_PCI9_IDMA1
  882. bool "IDMA1"
  883. config 8260_PCI9_IDMA2
  884. bool "IDMA2"
  885. config 8260_PCI9_IDMA3
  886. bool "IDMA3"
  887. config 8260_PCI9_IDMA4
  888. bool "IDMA4"
  889. endchoice
  890. source "drivers/pci/Kconfig"
  891. source "drivers/pcmcia/Kconfig"
  892. config RAPIDIO
  893. bool "RapidIO support" if MPC8540 || MPC8560
  894. help
  895. If you say Y here, the kernel will include drivers and
  896. infrastructure code to support RapidIO interconnect devices.
  897. source "drivers/rapidio/Kconfig"
  898. endmenu
  899. menu "Advanced setup"
  900. config ADVANCED_OPTIONS
  901. bool "Prompt for advanced kernel configuration options"
  902. help
  903. This option will enable prompting for a variety of advanced kernel
  904. configuration options. These options can cause the kernel to not
  905. work if they are set incorrectly, but can be used to optimize certain
  906. aspects of kernel memory management.
  907. Unless you know what you are doing, say N here.
  908. comment "Default settings for advanced configuration options are used"
  909. depends on !ADVANCED_OPTIONS
  910. config HIGHMEM_START_BOOL
  911. bool "Set high memory pool address"
  912. depends on ADVANCED_OPTIONS && HIGHMEM
  913. help
  914. This option allows you to set the base address of the kernel virtual
  915. area used to map high memory pages. This can be useful in
  916. optimizing the layout of kernel virtual memory.
  917. Say N here unless you know what you are doing.
  918. config HIGHMEM_START
  919. hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
  920. default "0xfe000000"
  921. config LOWMEM_SIZE_BOOL
  922. bool "Set maximum low memory"
  923. depends on ADVANCED_OPTIONS
  924. help
  925. This option allows you to set the maximum amount of memory which
  926. will be used as "low memory", that is, memory which the kernel can
  927. access directly, without having to set up a kernel virtual mapping.
  928. This can be useful in optimizing the layout of kernel virtual
  929. memory.
  930. Say N here unless you know what you are doing.
  931. config LOWMEM_SIZE
  932. hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
  933. default "0x30000000"
  934. config KERNEL_START_BOOL
  935. bool "Set custom kernel base address"
  936. depends on ADVANCED_OPTIONS
  937. help
  938. This option allows you to set the kernel virtual address at which
  939. the kernel will map low memory (the kernel image will be linked at
  940. this address). This can be useful in optimizing the virtual memory
  941. layout of the system.
  942. Say N here unless you know what you are doing.
  943. config KERNEL_START
  944. hex "Virtual address of kernel base" if KERNEL_START_BOOL
  945. default "0xc0000000"
  946. config TASK_SIZE_BOOL
  947. bool "Set custom user task size"
  948. depends on ADVANCED_OPTIONS
  949. help
  950. This option allows you to set the amount of virtual address space
  951. allocated to user tasks. This can be useful in optimizing the
  952. virtual memory layout of the system.
  953. Say N here unless you know what you are doing.
  954. config TASK_SIZE
  955. hex "Size of user task space" if TASK_SIZE_BOOL
  956. default "0x80000000"
  957. config CONSISTENT_START_BOOL
  958. bool "Set custom consistent memory pool address"
  959. depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
  960. help
  961. This option allows you to set the base virtual address
  962. of the consistent memory pool. This pool of virtual
  963. memory is used to make consistent memory allocations.
  964. config CONSISTENT_START
  965. hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
  966. default "0xff100000" if NOT_COHERENT_CACHE
  967. config CONSISTENT_SIZE_BOOL
  968. bool "Set custom consistent memory pool size"
  969. depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
  970. help
  971. This option allows you to set the size of the
  972. consistent memory pool. This pool of virtual memory
  973. is used to make consistent memory allocations.
  974. config CONSISTENT_SIZE
  975. hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
  976. default "0x00200000" if NOT_COHERENT_CACHE
  977. config BOOT_LOAD_BOOL
  978. bool "Set the boot link/load address"
  979. depends on ADVANCED_OPTIONS && !PPC_PREP
  980. help
  981. This option allows you to set the initial load address of the zImage
  982. or zImage.initrd file. This can be useful if you are on a board
  983. which has a small amount of memory.
  984. Say N here unless you know what you are doing.
  985. config BOOT_LOAD
  986. hex "Link/load address for booting" if BOOT_LOAD_BOOL
  987. default "0x00400000" if 40x || 8xx || 8260
  988. default "0x01000000" if 44x
  989. default "0x00800000"
  990. config PIN_TLB
  991. bool "Pinned Kernel TLBs (860 ONLY)"
  992. depends on ADVANCED_OPTIONS && 8xx
  993. config PPC_LIB_RHEAP
  994. bool
  995. endmenu
  996. source "net/Kconfig"
  997. source "drivers/Kconfig"
  998. source "fs/Kconfig"
  999. source "arch/ppc/8xx_io/Kconfig"
  1000. source "arch/ppc/8260_io/Kconfig"
  1001. menu "IBM 40x options"
  1002. depends on 40x
  1003. config SERIAL_SICC
  1004. bool "SICC Serial port"
  1005. depends on STB03xxx
  1006. config UART1_DFLT_CONSOLE
  1007. bool
  1008. depends on SERIAL_SICC && UART0_TTYS1
  1009. default y
  1010. config SERIAL_SICC_CONSOLE
  1011. bool
  1012. depends on SERIAL_SICC && UART0_TTYS1
  1013. default y
  1014. endmenu
  1015. source "lib/Kconfig"
  1016. source "arch/ppc/Kconfig.debug"
  1017. source "security/Kconfig"
  1018. source "crypto/Kconfig"