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   1 menu "Host processor type and features"
   2
   3 source "arch/i386/Kconfig.cpu"
   4
   5 endmenu
   6
   7 config UML_X86
   8         bool
   9         default y
  10
  11 config 64BIT
  12         bool
  13         default n
  14
  15 config SEMAPHORE_SLEEPERS
  16         bool
  17         default y
  18
  19 config TOP_ADDR
  20         hex
  21         default 0xc0000000 if !HOST_2G_2G
  22         default 0x80000000 if HOST_2G_2G
  23
  24 config 3_LEVEL_PGTABLES
  25         bool "Three-level pagetables"
  26         default n
  27         help
  28         Three-level pagetables will let UML have more than 4G of physical
  29         memory.  All the memory that can't be mapped directly will be treated
  30         as high memory.
  31
  32 config STUB_CODE
  33         hex
  34         default 0xbfffe000
  35
  36 config STUB_DATA
  37         hex
  38         default 0xbffff000
  39
  40 config STUB_START
  41         hex
  42         default STUB_CODE
  43
  44 config ARCH_HAS_SC_SIGNALS
  45         bool
  46         default y
  47
  48 config ARCH_REUSE_HOST_VSYSCALL_AREA
  49         bool
  50         default y