Kconfig 11 KB

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  1. config MN10300
  2. def_bool y
  3. select HAVE_OPROFILE
  4. select HAVE_GENERIC_HARDIRQS
  5. select GENERIC_IRQ_SHOW
  6. select HAVE_ARCH_TRACEHOOK
  7. select HAVE_ARCH_KGDB
  8. config AM33_2
  9. def_bool n
  10. config AM33_3
  11. def_bool n
  12. config AM34_2
  13. def_bool n
  14. select MN10300_HAS_ATOMIC_OPS_UNIT
  15. select MN10300_HAS_CACHE_SNOOP
  16. config ERRATUM_NEED_TO_RELOAD_MMUCTR
  17. def_bool y if AM33_3 || AM34_2
  18. config MMU
  19. def_bool y
  20. config HIGHMEM
  21. def_bool n
  22. config NUMA
  23. def_bool n
  24. config UID16
  25. def_bool y
  26. config RWSEM_GENERIC_SPINLOCK
  27. def_bool y
  28. config RWSEM_XCHGADD_ALGORITHM
  29. bool
  30. config GENERIC_CALIBRATE_DELAY
  31. def_bool y
  32. config GENERIC_CMOS_UPDATE
  33. def_bool n
  34. config GENERIC_HWEIGHT
  35. def_bool y
  36. config GENERIC_CLOCKEVENTS
  37. def_bool y
  38. config GENERIC_BUG
  39. def_bool y
  40. config QUICKLIST
  41. def_bool y
  42. config ARCH_HAS_ILOG2_U32
  43. def_bool y
  44. config HOTPLUG_CPU
  45. def_bool n
  46. source "init/Kconfig"
  47. source "kernel/Kconfig.freezer"
  48. menu "Panasonic MN10300 system setup"
  49. choice
  50. prompt "Unit type"
  51. default MN10300_UNIT_ASB2303
  52. help
  53. This option specifies board for which the kernel will be
  54. compiled. It affects the external peripherals catered for.
  55. config MN10300_UNIT_ASB2303
  56. bool "ASB2303"
  57. config MN10300_UNIT_ASB2305
  58. bool "ASB2305"
  59. config MN10300_UNIT_ASB2364
  60. bool "ASB2364"
  61. select SMSC911X_ARCH_HOOKS if SMSC911X
  62. endchoice
  63. choice
  64. prompt "Processor support"
  65. default MN10300_PROC_MN103E010
  66. help
  67. This option specifies the processor for which the kernel will be
  68. compiled. It affects the on-chip peripherals catered for.
  69. config MN10300_PROC_MN103E010
  70. bool "MN103E010"
  71. depends on MN10300_UNIT_ASB2303 || MN10300_UNIT_ASB2305
  72. select AM33_2
  73. select MN10300_PROC_HAS_TTYSM0
  74. select MN10300_PROC_HAS_TTYSM1
  75. select MN10300_PROC_HAS_TTYSM2
  76. config MN10300_PROC_MN2WS0050
  77. bool "MN2WS0050"
  78. depends on MN10300_UNIT_ASB2364
  79. select AM34_2
  80. select MN10300_PROC_HAS_TTYSM0
  81. select MN10300_PROC_HAS_TTYSM1
  82. select MN10300_PROC_HAS_TTYSM2
  83. endchoice
  84. config MN10300_HAS_ATOMIC_OPS_UNIT
  85. def_bool n
  86. help
  87. This should be enabled if the processor has an atomic ops unit
  88. capable of doing LL/SC equivalent operations.
  89. config FPU
  90. bool "FPU present"
  91. default y
  92. depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
  93. config LAZY_SAVE_FPU
  94. bool "Save FPU state lazily"
  95. default y
  96. depends on FPU && !SMP
  97. help
  98. Enable this to be lazy in the saving of the FPU state to the owning
  99. task's thread struct. This is useful if most tasks on the system
  100. don't use the FPU as only those tasks that use it will pass it
  101. between them, and the state needn't be saved for a task that isn't
  102. using it.
  103. This can't be so easily used on SMP as the process that owns the FPU
  104. state on a CPU may be currently running on another CPU, so for the
  105. moment, it is disabled.
  106. source "arch/mn10300/mm/Kconfig.cache"
  107. config MN10300_TLB_USE_PIDR
  108. def_bool y
  109. menu "Memory layout options"
  110. config KERNEL_RAM_BASE_ADDRESS
  111. hex "Base address of kernel RAM"
  112. default "0x90000000"
  113. config INTERRUPT_VECTOR_BASE
  114. hex "Base address of vector table"
  115. default "0x90000000"
  116. help
  117. The base address of the vector table will be programmed into
  118. the TBR register. It must be on 16MiB address boundary.
  119. config KERNEL_TEXT_ADDRESS
  120. hex "Base address of kernel"
  121. default "0x90001000"
  122. config KERNEL_ZIMAGE_BASE_ADDRESS
  123. hex "Base address of compressed vmlinux image"
  124. default "0x50700000"
  125. config BOOT_STACK_OFFSET
  126. hex
  127. default "0xF00" if SMP
  128. default "0xFF0" if !SMP
  129. config BOOT_STACK_SIZE
  130. hex
  131. depends on SMP
  132. default "0x100"
  133. endmenu
  134. config SMP
  135. bool "Symmetric multi-processing support"
  136. default y
  137. select USE_GENERIC_SMP_HELPERS
  138. depends on MN10300_PROC_MN2WS0038 || MN10300_PROC_MN2WS0050
  139. ---help---
  140. This enables support for systems with more than one CPU. If you have
  141. a system with only one CPU, like most personal computers, say N. If
  142. you have a system with more than one CPU, say Y.
  143. If you say N here, the kernel will run on single and multiprocessor
  144. machines, but will use only one CPU of a multiprocessor machine. If
  145. you say Y here, the kernel will run on many, but not all,
  146. singleprocessor machines. On a singleprocessor machine, the kernel
  147. will run faster if you say N here.
  148. See also <file:Documentation/x86/i386/IO-APIC.txt>,
  149. <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
  150. <http://www.tldp.org/docs.html#howto>.
  151. If you don't know what to do here, say N.
  152. config NR_CPUS
  153. int
  154. depends on SMP
  155. default "2"
  156. source "kernel/Kconfig.preempt"
  157. config MN10300_CURRENT_IN_E2
  158. bool "Hold current task address in E2 register"
  159. depends on !SMP
  160. default y
  161. help
  162. This option removes the E2/R2 register from the set available to gcc
  163. for normal use and instead uses it to store the address of the
  164. current process's task_struct whilst in the kernel.
  165. This means the kernel doesn't need to calculate the address each time
  166. "current" is used (take SP, AND with mask and dereference pointer
  167. just to get the address), and instead can just use E2+offset
  168. addressing each time.
  169. This has no effect on userspace.
  170. config MN10300_USING_JTAG
  171. bool "Using JTAG to debug kernel"
  172. default y
  173. help
  174. This options indicates that JTAG will be used to debug the kernel. It
  175. suppresses the use of certain hardware debugging features, such as
  176. single-stepping, which are taken over completely by the JTAG unit.
  177. source "kernel/Kconfig.hz"
  178. source "kernel/time/Kconfig"
  179. config MN10300_RTC
  180. bool "Using MN10300 RTC"
  181. depends on MN10300_PROC_MN103E010 || MN10300_PROC_MN2WS0050
  182. select GENERIC_CMOS_UPDATE
  183. default n
  184. help
  185. This option enables support for the RTC, thus enabling time to be
  186. tracked, even when system is powered down. This is available on-chip
  187. on the MN103E010.
  188. config MN10300_WD_TIMER
  189. bool "Using MN10300 watchdog timer"
  190. default y
  191. help
  192. This options indicates that the watchdog timer will be used.
  193. config PCI
  194. bool "Use PCI"
  195. depends on MN10300_UNIT_ASB2305
  196. default y
  197. select GENERIC_PCI_IOMAP
  198. help
  199. Some systems (such as the ASB2305) have PCI onboard. If you have one
  200. of these boards and you wish to use the PCI facilities, say Y here.
  201. The PCI-HOWTO, available from
  202. <http://www.tldp.org/docs.html#howto>, contains valuable
  203. information about which PCI hardware does work under Linux and which
  204. doesn't.
  205. source "drivers/pci/Kconfig"
  206. source "drivers/pcmcia/Kconfig"
  207. menu "MN10300 internal serial options"
  208. config MN10300_PROC_HAS_TTYSM0
  209. bool
  210. default n
  211. config MN10300_PROC_HAS_TTYSM1
  212. bool
  213. default n
  214. config MN10300_PROC_HAS_TTYSM2
  215. bool
  216. default n
  217. config MN10300_TTYSM
  218. bool "Support for ttySM serial ports"
  219. depends on MN10300
  220. default y
  221. select SERIAL_CORE
  222. help
  223. This option enables support for the on-chip serial ports that the
  224. MN10300 has available.
  225. config MN10300_TTYSM_CONSOLE
  226. bool "Support for console on ttySM serial ports"
  227. depends on MN10300_TTYSM
  228. select SERIAL_CORE_CONSOLE
  229. help
  230. This option enables support for a console on the on-chip serial ports
  231. that the MN10300 has available.
  232. #
  233. # /dev/ttySM0
  234. #
  235. config MN10300_TTYSM0
  236. bool "Enable SIF0 (/dev/ttySM0)"
  237. depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM0
  238. help
  239. Enable access to SIF0 through /dev/ttySM0 or gdb-stub
  240. choice
  241. prompt "Select the timer to supply the clock for SIF0"
  242. default MN10300_TTYSM0_TIMER8
  243. depends on MN10300_TTYSM0
  244. config MN10300_TTYSM0_TIMER8
  245. bool "Use timer 8 (16-bit)"
  246. config MN10300_TTYSM0_TIMER2
  247. bool "Use timer 2 (8-bit)"
  248. endchoice
  249. #
  250. # /dev/ttySM1
  251. #
  252. config MN10300_TTYSM1
  253. bool "Enable SIF1 (/dev/ttySM1)"
  254. depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM1
  255. help
  256. Enable access to SIF1 through /dev/ttySM1 or gdb-stub
  257. choice
  258. prompt "Select the timer to supply the clock for SIF1"
  259. default MN10300_TTYSM1_TIMER12 \
  260. if !(AM33_2 || AM33_3)
  261. default MN10300_TTYSM1_TIMER9 \
  262. if AM33_2 || AM33_3
  263. depends on MN10300_TTYSM1
  264. config MN10300_TTYSM1_TIMER12
  265. bool "Use timer 12 (16-bit)"
  266. depends on !(AM33_2 || AM33_3)
  267. config MN10300_TTYSM1_TIMER9
  268. bool "Use timer 9 (16-bit)"
  269. depends on AM33_2 || AM33_3
  270. config MN10300_TTYSM1_TIMER3
  271. bool "Use timer 3 (8-bit)"
  272. depends on AM33_2 || AM33_3
  273. endchoice
  274. #
  275. # /dev/ttySM2
  276. #
  277. config MN10300_TTYSM2
  278. bool "Enable SIF2 (/dev/ttySM2)"
  279. depends on MN10300_TTYSM && MN10300_PROC_HAS_TTYSM2
  280. help
  281. Enable access to SIF2 through /dev/ttySM2 or gdb-stub
  282. choice
  283. prompt "Select the timer to supply the clock for SIF2"
  284. default MN10300_TTYSM2_TIMER3 \
  285. if !(AM33_2 || AM33_3)
  286. default MN10300_TTYSM2_TIMER10 \
  287. if AM33_2 || AM33_3
  288. depends on MN10300_TTYSM2
  289. config MN10300_TTYSM2_TIMER9
  290. bool "Use timer 9 (16-bit)"
  291. depends on !(AM33_2 || AM33_3)
  292. config MN10300_TTYSM2_TIMER1
  293. bool "Use timer 1 (8-bit)"
  294. depends on !(AM33_2 || AM33_3)
  295. config MN10300_TTYSM2_TIMER3
  296. bool "Use timer 3 (8-bit)"
  297. depends on !(AM33_2 || AM33_3)
  298. config MN10300_TTYSM2_TIMER10
  299. bool "Use timer 10 (16-bit)"
  300. depends on AM33_2 || AM33_3
  301. endchoice
  302. config MN10300_TTYSM2_CTS
  303. bool "Enable the use of the CTS line /dev/ttySM2"
  304. depends on MN10300_TTYSM2 && AM33_2
  305. endmenu
  306. menu "Interrupt request priority options"
  307. comment "[!] NOTE: A lower number/level indicates a higher priority (0 is highest, 6 is lowest)"
  308. comment "____Non-maskable interrupt levels____"
  309. comment "The following must be set to a higher priority than local_irq_disable() and on-chip serial"
  310. config DEBUGGER_IRQ_LEVEL
  311. int "DEBUGGER interrupt priority"
  312. depends on KERNEL_DEBUGGER
  313. range 0 1 if LINUX_CLI_LEVEL = 2
  314. range 0 2 if LINUX_CLI_LEVEL = 3
  315. range 0 3 if LINUX_CLI_LEVEL = 4
  316. range 0 4 if LINUX_CLI_LEVEL = 5
  317. range 0 5 if LINUX_CLI_LEVEL = 6
  318. default 0
  319. comment "The following must be set to a higher priority than local_irq_disable()"
  320. config MN10300_SERIAL_IRQ_LEVEL
  321. int "MN10300 on-chip serial interrupt priority"
  322. depends on MN10300_TTYSM
  323. range 1 1 if LINUX_CLI_LEVEL = 2
  324. range 1 2 if LINUX_CLI_LEVEL = 3
  325. range 1 3 if LINUX_CLI_LEVEL = 4
  326. range 1 4 if LINUX_CLI_LEVEL = 5
  327. range 1 5 if LINUX_CLI_LEVEL = 6
  328. default 1
  329. comment "-"
  330. comment "____Maskable interrupt levels____"
  331. config LINUX_CLI_LEVEL
  332. int "The highest interrupt priority excluded by local_irq_disable() (2-6)"
  333. range 2 6
  334. default 2
  335. help
  336. local_irq_disable() doesn't actually disable maskable interrupts -
  337. what it does is restrict the levels of interrupt which are permitted
  338. (a lower level indicates a higher priority) by lowering the value in
  339. EPSW.IM from 7. Any interrupt is permitted for which the level is
  340. lower than EPSW.IM.
  341. Certain interrupts, such as DEBUGGER and virtual MN10300 on-chip
  342. serial DMA interrupts are allowed to interrupt normal disabled
  343. sections.
  344. comment "The following must be set to a equal to or lower priority than LINUX_CLI_LEVEL"
  345. config TIMER_IRQ_LEVEL
  346. int "Kernel timer interrupt priority"
  347. range LINUX_CLI_LEVEL 6
  348. default 4
  349. config PCI_IRQ_LEVEL
  350. int "PCI interrupt priority"
  351. depends on PCI
  352. range LINUX_CLI_LEVEL 6
  353. default 5
  354. config ETHERNET_IRQ_LEVEL
  355. int "Ethernet interrupt priority"
  356. depends on SMC91X || SMC911X || SMSC911X
  357. range LINUX_CLI_LEVEL 6
  358. default 6
  359. config EXT_SERIAL_IRQ_LEVEL
  360. int "External serial port interrupt priority"
  361. depends on SERIAL_8250
  362. range LINUX_CLI_LEVEL 6
  363. default 6
  364. endmenu
  365. source "mm/Kconfig"
  366. menu "Power management options"
  367. source kernel/power/Kconfig
  368. endmenu
  369. endmenu
  370. menu "Executable formats"
  371. source "fs/Kconfig.binfmt"
  372. endmenu
  373. source "net/Kconfig"
  374. source "drivers/Kconfig"
  375. source "fs/Kconfig"
  376. source "arch/mn10300/Kconfig.debug"
  377. source "security/Kconfig"
  378. source "crypto/Kconfig"
  379. source "lib/Kconfig"