Kconfig 5.7 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 "uClinux/h8300 (w/o MMU) Kernel Configuration"
  6. config H8300
  7. bool
  8. default y
  9. select HAVE_IDE
  10. config SYMBOL_PREFIX
  11. string
  12. default "_"
  13. config MMU
  14. bool
  15. default n
  16. config SWAP
  17. bool
  18. default n
  19. config ZONE_DMA
  20. bool
  21. default y
  22. config FPU
  23. bool
  24. default n
  25. config RWSEM_GENERIC_SPINLOCK
  26. bool
  27. default y
  28. config RWSEM_XCHGADD_ALGORITHM
  29. bool
  30. default n
  31. config ARCH_HAS_ILOG2_U32
  32. bool
  33. default n
  34. config ARCH_HAS_ILOG2_U64
  35. bool
  36. default n
  37. config GENERIC_FIND_NEXT_BIT
  38. bool
  39. default y
  40. config GENERIC_HWEIGHT
  41. bool
  42. default y
  43. config GENERIC_HARDIRQS
  44. bool
  45. default y
  46. config GENERIC_CALIBRATE_DELAY
  47. bool
  48. default y
  49. config GENERIC_TIME
  50. bool
  51. default y
  52. config GENERIC_BUG
  53. bool
  54. depends on BUG
  55. config TIME_LOW_RES
  56. bool
  57. default y
  58. config NO_IOPORT
  59. def_bool y
  60. config NO_DMA
  61. def_bool y
  62. config ISA
  63. bool
  64. default y
  65. config PCI
  66. bool
  67. default n
  68. config HZ
  69. int
  70. default 100
  71. source "init/Kconfig"
  72. source "kernel/Kconfig.freezer"
  73. source "arch/h8300/Kconfig.cpu"
  74. menu "Executable file formats"
  75. source "fs/Kconfig.binfmt"
  76. endmenu
  77. source "net/Kconfig"
  78. source "drivers/base/Kconfig"
  79. source "drivers/mtd/Kconfig"
  80. source "drivers/block/Kconfig"
  81. source "drivers/ide/Kconfig"
  82. source "arch/h8300/Kconfig.ide"
  83. source "drivers/net/Kconfig"
  84. #
  85. # input - input/joystick depends on it. As does USB.
  86. #
  87. source "drivers/input/Kconfig"
  88. menu "Character devices"
  89. config VT
  90. bool "Virtual terminal"
  91. ---help---
  92. If you say Y here, you will get support for terminal devices with
  93. display and keyboard devices. These are called "virtual" because you
  94. can run several virtual terminals (also called virtual consoles) on
  95. one physical terminal. This is rather useful, for example one
  96. virtual terminal can collect system messages and warnings, another
  97. one can be used for a text-mode user session, and a third could run
  98. an X session, all in parallel. Switching between virtual terminals
  99. is done with certain key combinations, usually Alt-<function key>.
  100. The setterm command ("man setterm") can be used to change the
  101. properties (such as colors or beeping) of a virtual terminal. The
  102. man page console_codes(4) ("man console_codes") contains the special
  103. character sequences that can be used to change those properties
  104. directly. The fonts used on virtual terminals can be changed with
  105. the setfont ("man setfont") command and the key bindings are defined
  106. with the loadkeys ("man loadkeys") command.
  107. You need at least one virtual terminal device in order to make use
  108. of your keyboard and monitor. Therefore, only people configuring an
  109. embedded system would want to say N here in order to save some
  110. memory; the only way to log into such a system is then via a serial
  111. or network connection.
  112. If unsure, say Y, or else you won't be able to do much with your new
  113. shiny Linux system :-)
  114. config VT_CONSOLE
  115. bool "Support for console on virtual terminal"
  116. depends on VT
  117. ---help---
  118. The system console is the device which receives all kernel messages
  119. and warnings and which allows logins in single user mode. If you
  120. answer Y here, a virtual terminal (the device used to interact with
  121. a physical terminal) can be used as system console. This is the most
  122. common mode of operations, so you should say Y here unless you want
  123. the kernel messages be output only to a serial port (in which case
  124. you should say Y to "Console on serial port", below).
  125. If you do say Y here, by default the currently visible virtual
  126. terminal (/dev/tty0) will be used as system console. You can change
  127. that with a kernel command line option such as "console=tty3" which
  128. would use the third virtual terminal as system console. (Try "man
  129. bootparam" or see the documentation of your boot loader (lilo or
  130. loadlin) about how to pass options to the kernel at boot time.)
  131. If unsure, say Y.
  132. config HW_CONSOLE
  133. bool
  134. depends on VT && !S390 && !UM
  135. default y
  136. comment "Unix98 PTY support"
  137. config UNIX98_PTYS
  138. bool "Unix98 PTY support"
  139. ---help---
  140. A pseudo terminal (PTY) is a software device consisting of two
  141. halves: a master and a slave. The slave device behaves identical to
  142. a physical terminal; the master device is used by a process to
  143. read data from and write data to the slave, thereby emulating a
  144. terminal. Typical programs for the master side are telnet servers
  145. and xterms.
  146. Linux has traditionally used the BSD-like names /dev/ptyxx for
  147. masters and /dev/ttyxx for slaves of pseudo terminals. This scheme
  148. has a number of problems. The GNU C library glibc 2.1 and later,
  149. however, supports the Unix98 naming standard: in order to acquire a
  150. pseudo terminal, a process opens /dev/ptmx; the number of the pseudo
  151. terminal is then made available to the process and the pseudo
  152. terminal slave can be accessed as /dev/pts/<number>. What was
  153. traditionally /dev/ttyp2 will then be /dev/pts/2, for example.
  154. The entries in /dev/pts/ are created on the fly by a virtual
  155. file system; therefore, if you say Y here you should say Y to
  156. "/dev/pts file system for Unix98 PTYs" as well.
  157. If you want to say Y here, you need to have the C library glibc 2.1
  158. or later (equal to libc-6.1, check with "ls -l /lib/libc.so.*").
  159. Read the instructions in <file:Documentation/Changes> pertaining to
  160. pseudo terminals. It's safe to say N.
  161. source "drivers/char/pcmcia/Kconfig"
  162. source "drivers/serial/Kconfig"
  163. source "drivers/i2c/Kconfig"
  164. source "drivers/hwmon/Kconfig"
  165. source "drivers/usb/Kconfig"
  166. source "drivers/uwb/Kconfig"
  167. endmenu
  168. source "drivers/staging/Kconfig"
  169. source "fs/Kconfig"
  170. source "arch/h8300/Kconfig.debug"
  171. source "security/Kconfig"
  172. source "crypto/Kconfig"
  173. source "lib/Kconfig"