Kconfig 22 KB

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  1. #
  2. # For a description of the syntax of this configuration file,
  3. # see Documentation/kbuild/kconfig-language.txt.
  4. #
  5. mainmenu "Linux/SuperH Kernel Configuration"
  6. config SUPERH
  7. def_bool y
  8. select EMBEDDED
  9. select HAVE_IDE
  10. select HAVE_OPROFILE
  11. help
  12. The SuperH is a RISC processor targeted for use in embedded systems
  13. and consumer electronics; it was also used in the Sega Dreamcast
  14. gaming console. The SuperH port has a home page at
  15. <http://www.linux-sh.org/>.
  16. config SUPERH32
  17. def_bool !SUPERH64
  18. config SUPERH64
  19. def_bool y if CPU_SH5
  20. config RWSEM_GENERIC_SPINLOCK
  21. def_bool y
  22. config RWSEM_XCHGADD_ALGORITHM
  23. bool
  24. config GENERIC_BUG
  25. def_bool y
  26. depends on BUG && SUPERH32
  27. config GENERIC_FIND_NEXT_BIT
  28. def_bool y
  29. config GENERIC_HWEIGHT
  30. def_bool y
  31. config GENERIC_HARDIRQS
  32. def_bool y
  33. config GENERIC_IRQ_PROBE
  34. def_bool y
  35. config GENERIC_CALIBRATE_DELAY
  36. def_bool y
  37. config GENERIC_IOMAP
  38. bool
  39. config GENERIC_TIME
  40. def_bool n
  41. config GENERIC_CLOCKEVENTS
  42. def_bool n
  43. config SYS_SUPPORTS_PM
  44. bool
  45. config SYS_SUPPORTS_APM_EMULATION
  46. bool
  47. select SYS_SUPPORTS_PM
  48. config SYS_SUPPORTS_SMP
  49. bool
  50. config SYS_SUPPORTS_NUMA
  51. bool
  52. config SYS_SUPPORTS_PCI
  53. bool
  54. config STACKTRACE_SUPPORT
  55. def_bool y
  56. config LOCKDEP_SUPPORT
  57. def_bool y
  58. config ARCH_HAS_ILOG2_U32
  59. def_bool n
  60. config ARCH_HAS_ILOG2_U64
  61. def_bool n
  62. config ARCH_NO_VIRT_TO_BUS
  63. def_bool y
  64. config ARCH_SUPPORTS_AOUT
  65. def_bool y
  66. config IO_TRAPPED
  67. bool
  68. source "init/Kconfig"
  69. menu "System type"
  70. #
  71. # Processor families
  72. #
  73. config CPU_SH2
  74. bool
  75. config CPU_SH2A
  76. bool
  77. select CPU_SH2
  78. config CPU_SH3
  79. bool
  80. select CPU_HAS_INTEVT
  81. select CPU_HAS_SR_RB
  82. config CPU_SH4
  83. bool
  84. select CPU_HAS_INTEVT
  85. select CPU_HAS_SR_RB
  86. select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
  87. select CPU_HAS_FPU if !CPU_SH4AL_DSP
  88. config CPU_SH4A
  89. bool
  90. select CPU_SH4
  91. config CPU_SH4AL_DSP
  92. bool
  93. select CPU_SH4A
  94. select CPU_HAS_DSP
  95. config CPU_SH5
  96. bool
  97. select CPU_HAS_FPU
  98. config CPU_SHX2
  99. bool
  100. config CPU_SHX3
  101. bool
  102. choice
  103. prompt "Processor sub-type selection"
  104. #
  105. # Processor subtypes
  106. #
  107. # SH-2 Processor Support
  108. config CPU_SUBTYPE_SH7619
  109. bool "Support SH7619 processor"
  110. select CPU_SH2
  111. # SH-2A Processor Support
  112. config CPU_SUBTYPE_SH7203
  113. bool "Support SH7203 processor"
  114. select CPU_SH2A
  115. select CPU_HAS_FPU
  116. config CPU_SUBTYPE_SH7206
  117. bool "Support SH7206 processor"
  118. select CPU_SH2A
  119. config CPU_SUBTYPE_SH7263
  120. bool "Support SH7263 processor"
  121. select CPU_SH2A
  122. select CPU_HAS_FPU
  123. config CPU_SUBTYPE_MXG
  124. bool "Support MX-G processor"
  125. select CPU_SH2A
  126. help
  127. Select MX-G if running on an R8A03022BG part.
  128. # SH-3 Processor Support
  129. config CPU_SUBTYPE_SH7705
  130. bool "Support SH7705 processor"
  131. select CPU_SH3
  132. config CPU_SUBTYPE_SH7706
  133. bool "Support SH7706 processor"
  134. select CPU_SH3
  135. help
  136. Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
  137. config CPU_SUBTYPE_SH7707
  138. bool "Support SH7707 processor"
  139. select CPU_SH3
  140. help
  141. Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
  142. config CPU_SUBTYPE_SH7708
  143. bool "Support SH7708 processor"
  144. select CPU_SH3
  145. help
  146. Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
  147. if you have a 100 Mhz SH-3 HD6417708R CPU.
  148. config CPU_SUBTYPE_SH7709
  149. bool "Support SH7709 processor"
  150. select CPU_SH3
  151. help
  152. Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
  153. config CPU_SUBTYPE_SH7710
  154. bool "Support SH7710 processor"
  155. select CPU_SH3
  156. select CPU_HAS_DSP
  157. help
  158. Select SH7710 if you have a SH3-DSP SH7710 CPU.
  159. config CPU_SUBTYPE_SH7712
  160. bool "Support SH7712 processor"
  161. select CPU_SH3
  162. select CPU_HAS_DSP
  163. help
  164. Select SH7712 if you have a SH3-DSP SH7712 CPU.
  165. config CPU_SUBTYPE_SH7720
  166. bool "Support SH7720 processor"
  167. select CPU_SH3
  168. select CPU_HAS_DSP
  169. help
  170. Select SH7720 if you have a SH3-DSP SH7720 CPU.
  171. config CPU_SUBTYPE_SH7721
  172. bool "Support SH7721 processor"
  173. select CPU_SH3
  174. select CPU_HAS_DSP
  175. help
  176. Select SH7721 if you have a SH3-DSP SH7721 CPU.
  177. # SH-4 Processor Support
  178. config CPU_SUBTYPE_SH7750
  179. bool "Support SH7750 processor"
  180. select CPU_SH4
  181. help
  182. Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
  183. config CPU_SUBTYPE_SH7091
  184. bool "Support SH7091 processor"
  185. select CPU_SH4
  186. help
  187. Select SH7091 if you have an SH-4 based Sega device (such as
  188. the Dreamcast, Naomi, and Naomi 2).
  189. config CPU_SUBTYPE_SH7750R
  190. bool "Support SH7750R processor"
  191. select CPU_SH4
  192. config CPU_SUBTYPE_SH7750S
  193. bool "Support SH7750S processor"
  194. select CPU_SH4
  195. config CPU_SUBTYPE_SH7751
  196. bool "Support SH7751 processor"
  197. select CPU_SH4
  198. help
  199. Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
  200. or if you have a HD6417751R CPU.
  201. config CPU_SUBTYPE_SH7751R
  202. bool "Support SH7751R processor"
  203. select CPU_SH4
  204. config CPU_SUBTYPE_SH7760
  205. bool "Support SH7760 processor"
  206. select CPU_SH4
  207. config CPU_SUBTYPE_SH4_202
  208. bool "Support SH4-202 processor"
  209. select CPU_SH4
  210. # SH-4A Processor Support
  211. config CPU_SUBTYPE_SH7723
  212. bool "Support SH7723 processor"
  213. select CPU_SH4A
  214. select CPU_SHX2
  215. select ARCH_SPARSEMEM_ENABLE
  216. help
  217. Select SH7723 if you have an SH-MobileR2 CPU.
  218. config CPU_SUBTYPE_SH7763
  219. bool "Support SH7763 processor"
  220. select CPU_SH4A
  221. help
  222. Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
  223. config CPU_SUBTYPE_SH7770
  224. bool "Support SH7770 processor"
  225. select CPU_SH4A
  226. config CPU_SUBTYPE_SH7780
  227. bool "Support SH7780 processor"
  228. select CPU_SH4A
  229. config CPU_SUBTYPE_SH7785
  230. bool "Support SH7785 processor"
  231. select CPU_SH4A
  232. select CPU_SHX2
  233. select ARCH_SPARSEMEM_ENABLE
  234. select SYS_SUPPORTS_NUMA
  235. config CPU_SUBTYPE_SHX3
  236. bool "Support SH-X3 processor"
  237. select CPU_SH4A
  238. select CPU_SHX3
  239. select ARCH_SPARSEMEM_ENABLE
  240. select SYS_SUPPORTS_NUMA
  241. select SYS_SUPPORTS_SMP
  242. # SH4AL-DSP Processor Support
  243. config CPU_SUBTYPE_SH7343
  244. bool "Support SH7343 processor"
  245. select CPU_SH4AL_DSP
  246. config CPU_SUBTYPE_SH7722
  247. bool "Support SH7722 processor"
  248. select CPU_SH4AL_DSP
  249. select CPU_SHX2
  250. select ARCH_SPARSEMEM_ENABLE
  251. select SYS_SUPPORTS_NUMA
  252. config CPU_SUBTYPE_SH7366
  253. bool "Support SH7366 processor"
  254. select CPU_SH4AL_DSP
  255. select CPU_SHX2
  256. select ARCH_SPARSEMEM_ENABLE
  257. select SYS_SUPPORTS_NUMA
  258. # SH-5 Processor Support
  259. config CPU_SUBTYPE_SH5_101
  260. bool "Support SH5-101 processor"
  261. select CPU_SH5
  262. config CPU_SUBTYPE_SH5_103
  263. bool "Support SH5-103 processor"
  264. select CPU_SH5
  265. endchoice
  266. source "arch/sh/mm/Kconfig"
  267. source "arch/sh/Kconfig.cpu"
  268. menu "Board support"
  269. config SOLUTION_ENGINE
  270. bool
  271. config SH_SOLUTION_ENGINE
  272. bool "SolutionEngine"
  273. select SOLUTION_ENGINE
  274. select CPU_HAS_IPR_IRQ
  275. depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
  276. CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
  277. CPU_SUBTYPE_SH7750R
  278. help
  279. Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
  280. SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
  281. config SH_7206_SOLUTION_ENGINE
  282. bool "SolutionEngine7206"
  283. select SOLUTION_ENGINE
  284. depends on CPU_SUBTYPE_SH7206
  285. help
  286. Select 7206 SolutionEngine if configuring for a Hitachi SH7206
  287. evaluation board.
  288. config SH_7619_SOLUTION_ENGINE
  289. bool "SolutionEngine7619"
  290. select SOLUTION_ENGINE
  291. depends on CPU_SUBTYPE_SH7619
  292. help
  293. Select 7619 SolutionEngine if configuring for a Hitachi SH7619
  294. evaluation board.
  295. config SH_7721_SOLUTION_ENGINE
  296. bool "SolutionEngine7721"
  297. select SOLUTION_ENGINE
  298. depends on CPU_SUBTYPE_SH7721
  299. help
  300. Select 7721 SolutionEngine if configuring for a Hitachi SH7721
  301. evaluation board.
  302. config SH_7722_SOLUTION_ENGINE
  303. bool "SolutionEngine7722"
  304. select SOLUTION_ENGINE
  305. depends on CPU_SUBTYPE_SH7722
  306. help
  307. Select 7722 SolutionEngine if configuring for a Hitachi SH772
  308. evaluation board.
  309. config SH_7751_SOLUTION_ENGINE
  310. bool "SolutionEngine7751"
  311. select SOLUTION_ENGINE
  312. select CPU_HAS_IPR_IRQ
  313. depends on CPU_SUBTYPE_SH7751
  314. help
  315. Select 7751 SolutionEngine if configuring for a Hitachi SH7751
  316. evaluation board.
  317. config SH_7780_SOLUTION_ENGINE
  318. bool "SolutionEngine7780"
  319. select SOLUTION_ENGINE
  320. select SYS_SUPPORTS_PCI
  321. depends on CPU_SUBTYPE_SH7780
  322. help
  323. Select 7780 SolutionEngine if configuring for a Renesas SH7780
  324. evaluation board.
  325. config SH_7343_SOLUTION_ENGINE
  326. bool "SolutionEngine7343"
  327. select SOLUTION_ENGINE
  328. depends on CPU_SUBTYPE_SH7343
  329. help
  330. Select 7343 SolutionEngine if configuring for a Hitachi
  331. SH7343 (SH-Mobile 3AS) evaluation board.
  332. config SH_7751_SYSTEMH
  333. bool "SystemH7751R"
  334. depends on CPU_SUBTYPE_SH7751R
  335. help
  336. Select SystemH if you are configuring for a Renesas SystemH
  337. 7751R evaluation board.
  338. config SH_HP6XX
  339. bool "HP6XX"
  340. select SYS_SUPPORTS_APM_EMULATION
  341. select HD6446X_SERIES
  342. depends on CPU_SUBTYPE_SH7709
  343. help
  344. Select HP6XX if configuring for a HP jornada HP6xx.
  345. More information (hardware only) at
  346. <http://www.hp.com/jornada/>.
  347. config SH_DREAMCAST
  348. bool "Dreamcast"
  349. select SYS_SUPPORTS_PCI
  350. depends on CPU_SUBTYPE_SH7091
  351. help
  352. Select Dreamcast if configuring for a SEGA Dreamcast.
  353. More information at <http://www.linux-sh.org>
  354. config SH_SH03
  355. bool "Interface CTP/PCI-SH03"
  356. depends on CPU_SUBTYPE_SH7751
  357. select CPU_HAS_IPR_IRQ
  358. select SYS_SUPPORTS_PCI
  359. help
  360. CTP/PCI-SH03 is a CPU module computer that is produced
  361. by Interface Corporation.
  362. More information at <http://www.interface.co.jp>
  363. config SH_SECUREEDGE5410
  364. bool "SecureEdge5410"
  365. depends on CPU_SUBTYPE_SH7751R
  366. select CPU_HAS_IPR_IRQ
  367. select SYS_SUPPORTS_PCI
  368. help
  369. Select SecureEdge5410 if configuring for a SnapGear SH board.
  370. This includes both the OEM SecureEdge products as well as the
  371. SME product line.
  372. config SH_RTS7751R2D
  373. bool "RTS7751R2D"
  374. depends on CPU_SUBTYPE_SH7751R
  375. select SYS_SUPPORTS_PCI
  376. select IO_TRAPPED
  377. help
  378. Select RTS7751R2D if configuring for a Renesas Technology
  379. Sales SH-Graphics board.
  380. config SH_SDK7780
  381. bool "SDK7780R3"
  382. depends on CPU_SUBTYPE_SH7780
  383. select SYS_SUPPORTS_PCI
  384. help
  385. Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3
  386. evaluation board.
  387. config SH_HIGHLANDER
  388. bool "Highlander"
  389. depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
  390. select SYS_SUPPORTS_PCI
  391. select IO_TRAPPED
  392. config SH_MIGOR
  393. bool "Migo-R"
  394. depends on CPU_SUBTYPE_SH7722
  395. help
  396. Select Migo-R if configuring for the SH7722 Migo-R platform
  397. by Renesas System Solutions Asia Pte. Ltd.
  398. config SH_EDOSK7705
  399. bool "EDOSK7705"
  400. depends on CPU_SUBTYPE_SH7705
  401. config SH_SH4202_MICRODEV
  402. bool "SH4-202 MicroDev"
  403. depends on CPU_SUBTYPE_SH4_202
  404. help
  405. Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
  406. with an SH4-202 CPU.
  407. config SH_LANDISK
  408. bool "LANDISK"
  409. depends on CPU_SUBTYPE_SH7751R
  410. select SYS_SUPPORTS_PCI
  411. help
  412. I-O DATA DEVICE, INC. "LANDISK Series" support.
  413. config SH_TITAN
  414. bool "TITAN"
  415. depends on CPU_SUBTYPE_SH7751R
  416. select CPU_HAS_IPR_IRQ
  417. select SYS_SUPPORTS_PCI
  418. help
  419. Select Titan if you are configuring for a Nimble Microsystems
  420. NetEngine NP51R.
  421. config SH_SHMIN
  422. bool "SHMIN"
  423. depends on CPU_SUBTYPE_SH7706
  424. select CPU_HAS_IPR_IRQ
  425. help
  426. Select SHMIN if configuring for the SHMIN board.
  427. config SH_LBOX_RE2
  428. bool "L-BOX RE2"
  429. depends on CPU_SUBTYPE_SH7751R
  430. select SYS_SUPPORTS_PCI
  431. help
  432. Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
  433. config SH_X3PROTO
  434. bool "SH-X3 Prototype board"
  435. depends on CPU_SUBTYPE_SHX3
  436. config SH_MAGIC_PANEL_R2
  437. bool "Magic Panel R2"
  438. depends on CPU_SUBTYPE_SH7720
  439. help
  440. Select Magic Panel R2 if configuring for Magic Panel R2.
  441. config SH_CAYMAN
  442. bool "Hitachi Cayman"
  443. depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
  444. select SYS_SUPPORTS_PCI
  445. endmenu
  446. source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
  447. source "arch/sh/boards/renesas/r7780rp/Kconfig"
  448. source "arch/sh/boards/renesas/sdk7780/Kconfig"
  449. source "arch/sh/boards/magicpanelr2/Kconfig"
  450. menu "Timer and clock configuration"
  451. config SH_TMU
  452. def_bool y
  453. prompt "TMU timer support"
  454. depends on CPU_SH3 || CPU_SH4
  455. select GENERIC_TIME
  456. select GENERIC_CLOCKEVENTS
  457. help
  458. This enables the use of the TMU as the system timer.
  459. config SH_CMT
  460. def_bool y
  461. prompt "CMT timer support"
  462. depends on CPU_SH2 && !CPU_SUBTYPE_MXG
  463. help
  464. This enables the use of the CMT as the system timer.
  465. config SH_MTU2
  466. def_bool n
  467. prompt "MTU2 timer support"
  468. depends on CPU_SH2A
  469. help
  470. This enables the use of the MTU2 as the system timer.
  471. config SH_TIMER_IRQ
  472. int
  473. default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \
  474. CPU_SUBTYPE_SH7763
  475. default "86" if CPU_SUBTYPE_SH7619
  476. default "140" if CPU_SUBTYPE_SH7206
  477. default "142" if CPU_SUBTYPE_SH7203
  478. default "238" if CPU_SUBTYPE_MXG
  479. default "16"
  480. config SH_PCLK_FREQ
  481. int "Peripheral clock frequency (in Hz)"
  482. default "27000000" if CPU_SUBTYPE_SH7343
  483. default "31250000" if CPU_SUBTYPE_SH7619
  484. default "32000000" if CPU_SUBTYPE_SH7722
  485. default "33333333" if CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7723 || \
  486. CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
  487. CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
  488. CPU_SUBTYPE_SH7263 || CPU_SUBTYPE_MXG
  489. default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
  490. default "66000000" if CPU_SUBTYPE_SH4_202
  491. default "50000000"
  492. help
  493. This option is used to specify the peripheral clock frequency.
  494. This is necessary for determining the reference clock value on
  495. platforms lacking an RTC.
  496. config SH_CLK_MD
  497. int "CPU Mode Pin Setting"
  498. depends on CPU_SH2
  499. default 6 if CPU_SUBTYPE_SH7206
  500. default 5 if CPU_SUBTYPE_SH7619
  501. default 0
  502. help
  503. MD2 - MD0 pin setting.
  504. source "kernel/time/Kconfig"
  505. endmenu
  506. menu "CPU Frequency scaling"
  507. source "drivers/cpufreq/Kconfig"
  508. config SH_CPU_FREQ
  509. tristate "SuperH CPU Frequency driver"
  510. depends on CPU_FREQ
  511. select CPU_FREQ_TABLE
  512. help
  513. This adds the cpufreq driver for SuperH. At present, only
  514. the SH-4 is supported.
  515. For details, take a look at <file:Documentation/cpu-freq>.
  516. If unsure, say N.
  517. endmenu
  518. source "arch/sh/drivers/Kconfig"
  519. endmenu
  520. config ISA_DMA_API
  521. bool
  522. menu "Kernel features"
  523. source kernel/Kconfig.hz
  524. config KEXEC
  525. bool "kexec system call (EXPERIMENTAL)"
  526. depends on SUPERH32 && EXPERIMENTAL
  527. help
  528. kexec is a system call that implements the ability to shutdown your
  529. current kernel, and to start another kernel. It is like a reboot
  530. but it is independent of the system firmware. And like a reboot
  531. you can start any kernel with it, not just Linux.
  532. The name comes from the similarity to the exec system call.
  533. It is an ongoing process to be certain the hardware in a machine
  534. is properly shutdown, so do not be surprised if this code does not
  535. initially work for you. It may help to enable device hotplugging
  536. support. As of this writing the exact hardware interface is
  537. strongly in flux, so no good recommendation can be made.
  538. config CRASH_DUMP
  539. bool "kernel crash dumps (EXPERIMENTAL)"
  540. depends on SUPERH32 && EXPERIMENTAL
  541. help
  542. Generate crash dump after being started by kexec.
  543. This should be normally only set in special crash dump kernels
  544. which are loaded in the main kernel with kexec-tools into
  545. a specially reserved region and then later executed after
  546. a crash by kdump/kexec. The crash dump kernel must be compiled
  547. to a memory address not used by the main kernel using
  548. MEMORY_START.
  549. For more details see Documentation/kdump/kdump.txt
  550. config SMP
  551. bool "Symmetric multi-processing support"
  552. depends on SYS_SUPPORTS_SMP
  553. select USE_GENERIC_SMP_HELPERS
  554. ---help---
  555. This enables support for systems with more than one CPU. If you have
  556. a system with only one CPU, like most personal computers, say N. If
  557. you have a system with more than one CPU, say Y.
  558. If you say N here, the kernel will run on single and multiprocessor
  559. machines, but will use only one CPU of a multiprocessor machine. If
  560. you say Y here, the kernel will run on many, but not all,
  561. singleprocessor machines. On a singleprocessor machine, the kernel
  562. will run faster if you say N here.
  563. People using multiprocessor machines who say Y here should also say
  564. Y to "Enhanced Real Time Clock Support", below.
  565. See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
  566. available at <http://www.tldp.org/docs.html#howto>.
  567. If you don't know what to do here, say N.
  568. config NR_CPUS
  569. int "Maximum number of CPUs (2-32)"
  570. range 2 32
  571. depends on SMP
  572. default "4" if CPU_SHX3
  573. default "2"
  574. help
  575. This allows you to specify the maximum number of CPUs which this
  576. kernel will support. The maximum supported value is 32 and the
  577. minimum value which makes sense is 2.
  578. This is purely to save memory - each supported CPU adds
  579. approximately eight kilobytes to the kernel image.
  580. source "kernel/Kconfig.preempt"
  581. config GUSA
  582. def_bool y
  583. depends on !SMP && SUPERH32
  584. help
  585. This enables support for gUSA (general UserSpace Atomicity).
  586. This is the default implementation for both UP and non-ll/sc
  587. CPUs, and is used by the libc, amongst others.
  588. For additional information, design information can be found
  589. in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
  590. This should only be disabled for special cases where alternate
  591. atomicity implementations exist.
  592. config GUSA_RB
  593. bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
  594. depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
  595. help
  596. Enabling this option will allow the kernel to implement some
  597. atomic operations using a software implemention of load-locked/
  598. store-conditional (LLSC). On machines which do not have hardware
  599. LLSC, this should be more efficient than the other alternative of
  600. disabling insterrupts around the atomic sequence.
  601. endmenu
  602. menu "Boot options"
  603. config ZERO_PAGE_OFFSET
  604. hex "Zero page offset"
  605. default "0x00004000" if SH_SH03
  606. default "0x00010000" if PAGE_SIZE_64KB
  607. default "0x00002000" if PAGE_SIZE_8KB
  608. default "0x00001000"
  609. help
  610. This sets the default offset of zero page.
  611. config BOOT_LINK_OFFSET
  612. hex "Link address offset for booting"
  613. default "0x00800000"
  614. help
  615. This option allows you to set the link address offset of the zImage.
  616. This can be useful if you are on a board which has a small amount of
  617. memory.
  618. config UBC_WAKEUP
  619. bool "Wakeup UBC on startup"
  620. depends on CPU_SH4 && !CPU_SH4A
  621. help
  622. Selecting this option will wakeup the User Break Controller (UBC) on
  623. startup. Although the UBC is left in an awake state when the processor
  624. comes up, some boot loaders misbehave by putting the UBC to sleep in a
  625. power saving state, which causes issues with things like ptrace().
  626. If unsure, say N.
  627. config CMDLINE_BOOL
  628. bool "Default bootloader kernel arguments"
  629. config CMDLINE
  630. string "Initial kernel command string"
  631. depends on CMDLINE_BOOL
  632. default "console=ttySC1,115200"
  633. endmenu
  634. menu "Bus options"
  635. # Even on SuperH devices which don't have an ISA bus,
  636. # this variable helps the PCMCIA modules handle
  637. # IRQ requesting properly -- Greg Banks.
  638. #
  639. # Though we're generally not interested in it when
  640. # we're not using PCMCIA, so we make it dependent on
  641. # PCMCIA outright. -- PFM.
  642. config ISA
  643. def_bool y
  644. depends on PCMCIA && HD6446X_SERIES
  645. help
  646. Find out whether you have ISA slots on your motherboard. ISA is the
  647. name of a bus system, i.e. the way the CPU talks to the other stuff
  648. inside your box. Other bus systems are PCI, EISA, MicroChannel
  649. (MCA) or VESA. ISA is an older system, now being displaced by PCI;
  650. newer boards don't support it. If you have ISA, say Y, otherwise N.
  651. config EISA
  652. bool
  653. ---help---
  654. The Extended Industry Standard Architecture (EISA) bus was
  655. developed as an open alternative to the IBM MicroChannel bus.
  656. The EISA bus provided some of the features of the IBM MicroChannel
  657. bus while maintaining backward compatibility with cards made for
  658. the older ISA bus. The EISA bus saw limited use between 1988 and
  659. 1995 when it was made obsolete by the PCI bus.
  660. Say Y here if you are building a kernel for an EISA-based machine.
  661. Otherwise, say N.
  662. config MCA
  663. bool
  664. help
  665. MicroChannel Architecture is found in some IBM PS/2 machines and
  666. laptops. It is a bus system similar to PCI or ISA. See
  667. <file:Documentation/mca.txt> (and especially the web page given
  668. there) before attempting to build an MCA bus kernel.
  669. config SBUS
  670. bool
  671. config SUPERHYWAY
  672. tristate "SuperHyway Bus support"
  673. depends on CPU_SUBTYPE_SH4_202
  674. config MAPLE
  675. bool "Maple Bus support"
  676. depends on SH_DREAMCAST
  677. help
  678. The Maple Bus is SEGA's serial communication bus for peripherals
  679. on the Dreamcast. Without this bus support you won't be able to
  680. get your Dreamcast keyboard etc to work, so most users
  681. probably want to say 'Y' here, unless you are only using the
  682. Dreamcast with a serial line terminal or a remote network
  683. connection.
  684. config CF_ENABLER
  685. bool "Compact Flash Enabler support"
  686. depends on SOLUTION_ENGINE || SH_SH03
  687. ---help---
  688. Compact Flash is a small, removable mass storage device introduced
  689. in 1994 originally as a PCMCIA device. If you say `Y' here, you
  690. compile in support for Compact Flash devices directly connected to
  691. a SuperH processor. A Compact Flash FAQ is available at
  692. <http://www.compactflash.org/faqs/faq.htm>.
  693. If your board has "Directly Connected" CompactFlash at area 5 or 6,
  694. you may want to enable this option. Then, you can use CF as
  695. primary IDE drive (only tested for SanDisk).
  696. If in doubt, select 'N'.
  697. choice
  698. prompt "Compact Flash Connection Area"
  699. depends on CF_ENABLER
  700. default CF_AREA6
  701. config CF_AREA5
  702. bool "Area5"
  703. help
  704. If your board has "Directly Connected" CompactFlash, You should
  705. select the area where your CF is connected to.
  706. - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
  707. - "Area6" if it is connected to Area 6 (0x18000000)
  708. "Area6" will work for most boards.
  709. config CF_AREA6
  710. bool "Area6"
  711. endchoice
  712. config CF_BASE_ADDR
  713. hex
  714. depends on CF_ENABLER
  715. default "0xb8000000" if CF_AREA6
  716. default "0xb4000000" if CF_AREA5
  717. source "arch/sh/drivers/pci/Kconfig"
  718. source "drivers/pci/Kconfig"
  719. source "drivers/pcmcia/Kconfig"
  720. source "drivers/pci/hotplug/Kconfig"
  721. endmenu
  722. menu "Executable file formats"
  723. source "fs/Kconfig.binfmt"
  724. endmenu
  725. menu "Power management options (EXPERIMENTAL)"
  726. depends on EXPERIMENTAL && SYS_SUPPORTS_PM
  727. config ARCH_SUSPEND_POSSIBLE
  728. def_bool y
  729. depends on !SMP
  730. source kernel/power/Kconfig
  731. endmenu
  732. source "net/Kconfig"
  733. source "drivers/Kconfig"
  734. source "fs/Kconfig"
  735. source "arch/sh/Kconfig.debug"
  736. source "security/Kconfig"
  737. source "crypto/Kconfig"
  738. source "lib/Kconfig"