Kconfig 16 KB

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  1. #
  2. # For a description of the syntax of this configuration file,
  3. # see the Configure script.
  4. #
  5. mainmenu "Linux/CRIS Kernel Configuration"
  6. config MMU
  7. bool
  8. default y
  9. config ZONE_DMA
  10. bool
  11. default y
  12. config RWSEM_GENERIC_SPINLOCK
  13. bool
  14. default y
  15. config RWSEM_XCHGADD_ALGORITHM
  16. bool
  17. config GENERIC_CMOS_UPDATE
  18. def_bool y
  19. config ARCH_USES_GETTIMEOFFSET
  20. def_bool n
  21. config GENERIC_IOMAP
  22. bool
  23. default y
  24. config ARCH_HAS_ILOG2_U32
  25. bool
  26. default n
  27. config ARCH_HAS_ILOG2_U64
  28. bool
  29. default n
  30. config GENERIC_FIND_NEXT_BIT
  31. bool
  32. default y
  33. config GENERIC_HWEIGHT
  34. bool
  35. default y
  36. config GENERIC_CALIBRATE_DELAY
  37. bool
  38. default y
  39. config NO_IOPORT
  40. def_bool y
  41. config FORCE_MAX_ZONEORDER
  42. int
  43. default 6
  44. config CRIS
  45. bool
  46. default y
  47. select HAVE_IDE
  48. config HZ
  49. int
  50. default 100
  51. source "init/Kconfig"
  52. source "kernel/Kconfig.freezer"
  53. menu "General setup"
  54. source "fs/Kconfig.binfmt"
  55. config GENERIC_HARDIRQS
  56. bool
  57. default y
  58. config ETRAX_CMDLINE
  59. string "Kernel command line"
  60. default "root=/dev/mtdblock3"
  61. help
  62. Pass additional commands to the kernel.
  63. config ETRAX_WATCHDOG
  64. bool "Enable ETRAX watchdog"
  65. help
  66. Enable the built-in watchdog timer support on ETRAX based embedded
  67. network computers.
  68. config ETRAX_WATCHDOG_NICE_DOGGY
  69. bool "Disable watchdog during Oops printouts"
  70. depends on ETRAX_WATCHDOG
  71. help
  72. By enabling this you make sure that the watchdog does not bite while
  73. printing oopses. Recommended for development systems but not for
  74. production releases.
  75. config ETRAX_FAST_TIMER
  76. bool "Enable ETRAX fast timer API"
  77. help
  78. This options enables the API to a fast timer implementation using
  79. timer1 to get sub jiffie resolution timers (primarily one-shot
  80. timers).
  81. This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
  82. config ETRAX_KMALLOCED_MODULES
  83. bool "Enable module allocation with kmalloc"
  84. help
  85. Enable module allocation with kmalloc instead of vmalloc.
  86. config OOM_REBOOT
  87. bool "Enable reboot at out of memory"
  88. source "kernel/Kconfig.preempt"
  89. source mm/Kconfig
  90. endmenu
  91. menu "Hardware setup"
  92. choice
  93. prompt "Processor type"
  94. default ETRAX100LX
  95. config ETRAX100LX
  96. bool "ETRAX-100LX-v1"
  97. select ARCH_USES_GETTIMEOFFSET
  98. help
  99. Support version 1 of the ETRAX 100LX.
  100. config ETRAX100LX_V2
  101. bool "ETRAX-100LX-v2"
  102. select ARCH_USES_GETTIMEOFFSET
  103. help
  104. Support version 2 of the ETRAX 100LX.
  105. config SVINTO_SIM
  106. bool "ETRAX-100LX-for-xsim-simulator"
  107. select ARCH_USES_GETTIMEOFFSET
  108. help
  109. Support the xsim ETRAX Simulator.
  110. config ETRAXFS
  111. bool "ETRAX-FS-V32"
  112. help
  113. Support CRIS V32.
  114. config CRIS_MACH_ARTPEC3
  115. bool "ARTPEC-3"
  116. help
  117. Support Axis ARTPEC-3.
  118. endchoice
  119. config ETRAX_VCS_SIM
  120. bool "VCS Simulator"
  121. help
  122. Setup hardware to be run in the VCS simulator.
  123. config ETRAX_ARCH_V10
  124. bool
  125. default y if ETRAX100LX || ETRAX100LX_V2
  126. default n if !(ETRAX100LX || ETRAX100LX_V2)
  127. config ETRAX_ARCH_V32
  128. bool
  129. default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
  130. default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
  131. config ETRAX_DRAM_SIZE
  132. int "DRAM size (dec, in MB)"
  133. default "8"
  134. help
  135. Size of DRAM (decimal in MB) typically 2, 8 or 16.
  136. config ETRAX_VMEM_SIZE
  137. int "Video memory size (dec, in MB)"
  138. depends on ETRAX_ARCH_V32 && !ETRAXFS
  139. default 8 if !ETRAXFS
  140. help
  141. Size of Video accessible memory (decimal, in MB).
  142. config ETRAX_FLASH_BUSWIDTH
  143. int "Buswidth of NOR flash in bytes"
  144. default "2"
  145. help
  146. Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
  147. config ETRAX_NANDFLASH_BUSWIDTH
  148. int "Buswidth of NAND flash in bytes"
  149. default "1"
  150. help
  151. Width in bytes of the NAND flash (1 or 2).
  152. config ETRAX_FLASH1_SIZE
  153. int "FLASH1 size (dec, in MB. 0 = Unknown)"
  154. default "0"
  155. choice
  156. prompt "Product debug-port"
  157. default ETRAX_DEBUG_PORT0
  158. config ETRAX_DEBUG_PORT0
  159. bool "Serial-0"
  160. help
  161. Choose a serial port for the ETRAX debug console. Default to
  162. port 0.
  163. config ETRAX_DEBUG_PORT1
  164. bool "Serial-1"
  165. help
  166. Use serial port 1 for the console.
  167. config ETRAX_DEBUG_PORT2
  168. bool "Serial-2"
  169. help
  170. Use serial port 2 for the console.
  171. config ETRAX_DEBUG_PORT3
  172. bool "Serial-3"
  173. help
  174. Use serial port 3 for the console.
  175. config ETRAX_DEBUG_PORT_NULL
  176. bool "disabled"
  177. help
  178. Disable serial-port debugging.
  179. endchoice
  180. choice
  181. prompt "Kernel GDB port"
  182. depends on ETRAX_KGDB
  183. default ETRAX_KGDB_PORT0
  184. help
  185. Choose a serial port for kernel debugging. NOTE: This port should
  186. not be enabled under Drivers for built-in interfaces (as it has its
  187. own initialization code) and should not be the same as the debug port.
  188. config ETRAX_KGDB_PORT0
  189. bool "Serial-0"
  190. help
  191. Use serial port 0 for kernel debugging.
  192. config ETRAX_KGDB_PORT1
  193. bool "Serial-1"
  194. help
  195. Use serial port 1 for kernel debugging.
  196. config ETRAX_KGDB_PORT2
  197. bool "Serial-2"
  198. help
  199. Use serial port 2 for kernel debugging.
  200. config ETRAX_KGDB_PORT3
  201. bool "Serial-3"
  202. help
  203. Use serial port 3 for kernel debugging.
  204. endchoice
  205. source arch/cris/arch-v10/Kconfig
  206. source arch/cris/arch-v32/Kconfig
  207. endmenu
  208. source "net/Kconfig"
  209. # bring in ETRAX built-in drivers
  210. menu "Drivers for built-in interfaces"
  211. source arch/cris/arch-v10/drivers/Kconfig
  212. source arch/cris/arch-v32/drivers/Kconfig
  213. config ETRAX_AXISFLASHMAP
  214. bool "Axis flash-map support"
  215. select MTD
  216. select MTD_CFI
  217. select MTD_CFI_AMDSTD
  218. select MTD_JEDECPROBE if ETRAX_ARCH_V32
  219. select MTD_CHAR
  220. select MTD_BLOCK
  221. select MTD_PARTITIONS
  222. select MTD_CONCAT
  223. select MTD_COMPLEX_MAPPINGS
  224. help
  225. This option enables MTD mapping of flash devices. Needed to use
  226. flash memories. If unsure, say Y.
  227. config ETRAX_RTC
  228. bool "Real Time Clock support"
  229. depends on ETRAX_I2C
  230. help
  231. Enables drivers for the Real-Time Clock battery-backed chips on
  232. some products. The kernel reads the time when booting, and
  233. the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
  234. rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc
  235. device. You can check the time with cat /proc/rtc, but
  236. normal time reading should be done using libc function time and
  237. friends.
  238. choice
  239. prompt "RTC chip"
  240. depends on ETRAX_RTC
  241. default ETRAX_PCF8563 if ETRAX_ARCH_V32
  242. default ETRAX_DS1302 if ETRAX_ARCH_V10
  243. config ETRAX_DS1302
  244. depends on ETRAX_ARCH_V10
  245. bool "DS1302"
  246. help
  247. Enables the driver for the DS1302 Real-Time Clock battery-backed
  248. chip on some products.
  249. config ETRAX_PCF8563
  250. bool "PCF8563"
  251. help
  252. Enables the driver for the PCF8563 Real-Time Clock battery-backed
  253. chip on some products.
  254. endchoice
  255. config ETRAX_SYNCHRONOUS_SERIAL
  256. bool "Synchronous serial-port support"
  257. help
  258. Select this to enable the synchronous serial port driver.
  259. config ETRAX_SYNCHRONOUS_SERIAL_PORT0
  260. bool "Synchronous serial port 0 enabled"
  261. depends on ETRAX_SYNCHRONOUS_SERIAL
  262. help
  263. Enabled synchronous serial port 0.
  264. config ETRAX_SYNCHRONOUS_SERIAL0_DMA
  265. bool "Enable DMA on synchronous serial port 0."
  266. depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
  267. help
  268. A synchronous serial port can run in manual or DMA mode.
  269. Selecting this option will make it run in DMA mode.
  270. config ETRAX_SYNCHRONOUS_SERIAL_PORT1
  271. bool "Synchronous serial port 1 enabled"
  272. depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
  273. help
  274. Enabled synchronous serial port 1.
  275. config ETRAX_SYNCHRONOUS_SERIAL1_DMA
  276. bool "Enable DMA on synchronous serial port 1."
  277. depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
  278. help
  279. A synchronous serial port can run in manual or DMA mode.
  280. Selecting this option will make it run in DMA mode.
  281. choice
  282. prompt "Network LED behavior"
  283. depends on ETRAX_ETHERNET
  284. default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
  285. config ETRAX_NETWORK_LED_ON_WHEN_LINK
  286. bool "LED_on_when_link"
  287. help
  288. Selecting LED_on_when_link will light the LED when there is a
  289. connection and will flash off when there is activity.
  290. Selecting LED_on_when_activity will light the LED only when
  291. there is activity.
  292. This setting will also affect the behaviour of other activity LEDs
  293. e.g. Bluetooth.
  294. config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
  295. bool "LED_on_when_activity"
  296. help
  297. Selecting LED_on_when_link will light the LED when there is a
  298. connection and will flash off when there is activity.
  299. Selecting LED_on_when_activity will light the LED only when
  300. there is activity.
  301. This setting will also affect the behaviour of other activity LEDs
  302. e.g. Bluetooth.
  303. endchoice
  304. choice
  305. prompt "Ser0 DMA out channel"
  306. depends on ETRAX_SERIAL_PORT0
  307. default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
  308. default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
  309. config ETRAX_SERIAL_PORT0_NO_DMA_OUT
  310. bool "Ser0 uses no DMA for output"
  311. help
  312. Do not use DMA for ser0 output.
  313. config ETRAX_SERIAL_PORT0_DMA6_OUT
  314. bool "Ser0 uses DMA6 for output"
  315. depends on ETRAXFS
  316. help
  317. Enables the DMA6 output channel for ser0 (ttyS0).
  318. If you do not enable DMA, an interrupt for each character will be
  319. used when transmitting data.
  320. Normally you want to use DMA, unless you use the DMA channel for
  321. something else.
  322. config ETRAX_SERIAL_PORT0_DMA0_OUT
  323. bool "Ser0 uses DMA0 for output"
  324. depends on CRIS_MACH_ARTPEC3
  325. help
  326. Enables the DMA0 output channel for ser0 (ttyS0).
  327. If you do not enable DMA, an interrupt for each character will be
  328. used when transmitting data.
  329. Normally you want to use DMA, unless you use the DMA channel for
  330. something else.
  331. endchoice
  332. choice
  333. prompt "Ser0 DMA in channel "
  334. depends on ETRAX_SERIAL_PORT0
  335. default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
  336. default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
  337. help
  338. What DMA channel to use for ser0.
  339. config ETRAX_SERIAL_PORT0_NO_DMA_IN
  340. bool "Ser0 uses no DMA for input"
  341. help
  342. Do not use DMA for ser0 input.
  343. config ETRAX_SERIAL_PORT0_DMA7_IN
  344. bool "Ser0 uses DMA7 for input"
  345. depends on ETRAXFS
  346. help
  347. Enables the DMA7 input channel for ser0 (ttyS0).
  348. If you do not enable DMA, an interrupt for each character will be
  349. used when receiving data.
  350. Normally you want to use DMA, unless you use the DMA channel for
  351. something else.
  352. config ETRAX_SERIAL_PORT0_DMA1_IN
  353. bool "Ser0 uses DMA1 for input"
  354. depends on CRIS_MACH_ARTPEC3
  355. help
  356. Enables the DMA1 input channel for ser0 (ttyS0).
  357. If you do not enable DMA, an interrupt for each character will be
  358. used when receiving data.
  359. Normally you want to use DMA, unless you use the DMA channel for
  360. something else.
  361. endchoice
  362. choice
  363. prompt "Ser1 DMA in channel "
  364. depends on ETRAX_SERIAL_PORT1
  365. default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
  366. default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
  367. help
  368. What DMA channel to use for ser1.
  369. config ETRAX_SERIAL_PORT1_NO_DMA_IN
  370. bool "Ser1 uses no DMA for input"
  371. help
  372. Do not use DMA for ser1 input.
  373. config ETRAX_SERIAL_PORT1_DMA5_IN
  374. bool "Ser1 uses DMA5 for input"
  375. depends on ETRAX_ARCH_V32
  376. help
  377. Enables the DMA5 input channel for ser1 (ttyS1).
  378. If you do not enable DMA, an interrupt for each character will be
  379. used when receiving data.
  380. Normally you want this on, unless you use the DMA channel for
  381. something else.
  382. config ETRAX_SERIAL_PORT1_DMA9_IN
  383. depends on ETRAX_ARCH_V10
  384. bool "Ser1 uses DMA9 for input"
  385. endchoice
  386. choice
  387. prompt "Ser1 DMA out channel"
  388. depends on ETRAX_SERIAL_PORT1
  389. default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
  390. default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
  391. help
  392. What DMA channel to use for ser1.
  393. config ETRAX_SERIAL_PORT1_NO_DMA_OUT
  394. bool "Ser1 uses no DMA for output"
  395. help
  396. Do not use DMA for ser1 output.
  397. config ETRAX_SERIAL_PORT1_DMA8_OUT
  398. depends on ETRAX_ARCH_V10
  399. bool "Ser1 uses DMA8 for output"
  400. config ETRAX_SERIAL_PORT1_DMA4_OUT
  401. depends on ETRAX_ARCH_V32
  402. bool "Ser1 uses DMA4 for output"
  403. help
  404. Enables the DMA4 output channel for ser1 (ttyS1).
  405. If you do not enable DMA, an interrupt for each character will be
  406. used when transmitting data.
  407. Normally you want this on, unless you use the DMA channel for
  408. something else.
  409. endchoice
  410. choice
  411. prompt "Ser2 DMA out channel"
  412. depends on ETRAX_SERIAL_PORT2
  413. default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
  414. default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
  415. config ETRAX_SERIAL_PORT2_NO_DMA_OUT
  416. bool "Ser2 uses no DMA for output"
  417. help
  418. Do not use DMA for ser2 output.
  419. config ETRAX_SERIAL_PORT2_DMA2_OUT
  420. bool "Ser2 uses DMA2 for output"
  421. depends on ETRAXFS || ETRAX_ARCH_V10
  422. help
  423. Enables the DMA2 output channel for ser2 (ttyS2).
  424. If you do not enable DMA, an interrupt for each character will be
  425. used when transmitting data.
  426. Normally you want to use DMA, unless you use the DMA channel for
  427. something else.
  428. config ETRAX_SERIAL_PORT2_DMA6_OUT
  429. bool "Ser2 uses DMA6 for output"
  430. depends on CRIS_MACH_ARTPEC3
  431. help
  432. Enables the DMA6 output channel for ser2 (ttyS2).
  433. If you do not enable DMA, an interrupt for each character will be
  434. used when transmitting data.
  435. Normally you want to use DMA, unless you use the DMA channel for
  436. something else.
  437. endchoice
  438. choice
  439. prompt "Ser2 DMA in channel"
  440. depends on ETRAX_SERIAL_PORT2
  441. default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
  442. default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
  443. help
  444. What DMA channel to use for ser2.
  445. config ETRAX_SERIAL_PORT2_NO_DMA_IN
  446. bool "Ser2 uses no DMA for input"
  447. help
  448. Do not use DMA for ser2 input.
  449. config ETRAX_SERIAL_PORT2_DMA3_IN
  450. bool "Ser2 uses DMA3 for input"
  451. depends on ETRAXFS || ETRAX_ARCH_V10
  452. help
  453. Enables the DMA3 input channel for ser2 (ttyS2).
  454. If you do not enable DMA, an interrupt for each character will be
  455. used when receiving data.
  456. Normally you want to use DMA, unless you use the DMA channel for
  457. something else.
  458. config ETRAX_SERIAL_PORT2_DMA7_IN
  459. bool "Ser2 uses DMA7 for input"
  460. depends on CRIS_MACH_ARTPEC3
  461. help
  462. Enables the DMA7 input channel for ser2 (ttyS2).
  463. If you do not enable DMA, an interrupt for each character will be
  464. used when receiving data.
  465. Normally you want to use DMA, unless you use the DMA channel for
  466. something else.
  467. endchoice
  468. choice
  469. prompt "Ser3 DMA in channel"
  470. depends on ETRAX_SERIAL_PORT3
  471. default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
  472. default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
  473. help
  474. What DMA channel to use for ser3.
  475. config ETRAX_SERIAL_PORT3_NO_DMA_IN
  476. bool "Ser3 uses no DMA for input"
  477. help
  478. Do not use DMA for ser3 input.
  479. config ETRAX_SERIAL_PORT3_DMA5_IN
  480. depends on ETRAX_ARCH_V10
  481. bool "DMA 5"
  482. config ETRAX_SERIAL_PORT3_DMA9_IN
  483. bool "Ser3 uses DMA9 for input"
  484. depends on ETRAXFS
  485. help
  486. Enables the DMA9 input channel for ser3 (ttyS3).
  487. If you do not enable DMA, an interrupt for each character will be
  488. used when receiving data.
  489. Normally you want to use DMA, unless you use the DMA channel for
  490. something else.
  491. config ETRAX_SERIAL_PORT3_DMA3_IN
  492. bool "Ser3 uses DMA3 for input"
  493. depends on CRIS_MACH_ARTPEC3
  494. help
  495. Enables the DMA3 input channel for ser3 (ttyS3).
  496. If you do not enable DMA, an interrupt for each character will be
  497. used when receiving data.
  498. Normally you want to use DMA, unless you use the DMA channel for
  499. something else.
  500. endchoice
  501. choice
  502. prompt "Ser3 DMA out channel"
  503. depends on ETRAX_SERIAL_PORT3
  504. default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
  505. default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
  506. config ETRAX_SERIAL_PORT3_NO_DMA_OUT
  507. bool "Ser3 uses no DMA for output"
  508. help
  509. Do not use DMA for ser3 output.
  510. config ETRAX_SERIAL_PORT3_DMA4_OUT
  511. depends on ETRAX_ARCH_V10
  512. bool "DMA 4"
  513. config ETRAX_SERIAL_PORT3_DMA8_OUT
  514. bool "Ser3 uses DMA8 for output"
  515. depends on ETRAXFS
  516. help
  517. Enables the DMA8 output channel for ser3 (ttyS3).
  518. If you do not enable DMA, an interrupt for each character will be
  519. used when transmitting data.
  520. Normally you want to use DMA, unless you use the DMA channel for
  521. something else.
  522. config ETRAX_SERIAL_PORT3_DMA2_OUT
  523. bool "Ser3 uses DMA2 for output"
  524. depends on CRIS_MACH_ARTPEC3
  525. help
  526. Enables the DMA2 output channel for ser3 (ttyS3).
  527. If you do not enable DMA, an interrupt for each character will be
  528. used when transmitting data.
  529. Normally you want to use DMA, unless you use the DMA channel for
  530. something else.
  531. endchoice
  532. endmenu
  533. source "drivers/base/Kconfig"
  534. # standard linux drivers
  535. source "drivers/mtd/Kconfig"
  536. source "drivers/parport/Kconfig"
  537. source "drivers/pnp/Kconfig"
  538. source "drivers/block/Kconfig"
  539. source "drivers/ide/Kconfig"
  540. source "drivers/net/Kconfig"
  541. source "drivers/i2c/Kconfig"
  542. source "drivers/rtc/Kconfig"
  543. #
  544. # input before char - char/joystick depends on it. As does USB.
  545. #
  546. source "drivers/input/Kconfig"
  547. source "drivers/char/Kconfig"
  548. source "fs/Kconfig"
  549. source "drivers/usb/Kconfig"
  550. source "drivers/uwb/Kconfig"
  551. source "drivers/staging/Kconfig"
  552. source "arch/cris/Kconfig.debug"
  553. source "security/Kconfig"
  554. source "crypto/Kconfig"
  555. source "lib/Kconfig"