arch/um/Kconfig.i386

   1 menu "Host processor type and features"
   2
   3 source "arch/x86/Kconfig.cpu"
   4
   5 endmenu
   6
   7 config UML_X86
   8         bool
   9         default y
  10
  11 config X86_32
  12         bool
  13         default y
  14         select HAVE_AOUT
  15
  16 config RWSEM_XCHGADD_ALGORITHM
  17         def_bool y
  18
  19 config 64BIT
  20         bool
  21         default n
  22
  23 config 3_LEVEL_PGTABLES
  24         bool "Three-level pagetables (EXPERIMENTAL)"
  25         default n
  26         depends on EXPERIMENTAL
  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         However, this it experimental on 32-bit architectures, so if unsure say
  33         N (on x86-64 it's automatically enabled, instead, as it's safe there).
  34
  35 config ARCH_HAS_SC_SIGNALS
  36         bool
  37         default y
  38
  39 config ARCH_REUSE_HOST_VSYSCALL_AREA
  40         bool
  41         default y
  42
  43 config GENERIC_HWEIGHT
  44         bool
  45         default y