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