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