cirros-testvm/src-cirros/buildroot-2015.05/arch/Config.in.mips

   1 choice
   2         prompt "Target Architecture Variant"
   3         depends on BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
   4         default BR2_mips_32 if BR2_mips || BR2_mipsel
   5         default BR2_mips_64 if BR2_mips64 || BR2_mips64el
   6         help
   7           Specific CPU variant to use
   8
   9           64bit cabable: 3, 4, 64, 64r2
  10           non-64bit capable: 1, 2, 32, 32r2
  11
  12 config BR2_mips_32
  13         bool "mips 32"
  14         depends on !BR2_ARCH_IS_64
  15 config BR2_mips_32r2
  16         bool "mips 32r2"
  17         depends on !BR2_ARCH_IS_64
  18 config BR2_mips_64
  19         bool "mips 64"
  20         depends on BR2_ARCH_IS_64
  21 config BR2_mips_64r2
  22         bool "mips 64r2"
  23         depends on BR2_ARCH_IS_64
  24 endchoice
  25
  26
  27 choice
  28         prompt "Target ABI"
  29         depends on BR2_mips64 || BR2_mips64el
  30         default BR2_MIPS_NABI32
  31
  32         help
  33           Application Binary Interface to use
  34
  35 config BR2_MIPS_NABI32
  36         bool "n32"
  37         depends on BR2_ARCH_IS_64
  38         select BR2_KERNEL_64_USERLAND_32
  39 config BR2_MIPS_NABI64
  40         bool "n64"
  41         depends on BR2_ARCH_IS_64
  42 endchoice
  43
  44 config BR2_MIPS_SOFT_FLOAT
  45         bool "Use soft-float"
  46         default y
  47         select BR2_SOFT_FLOAT
  48         help
  49           If your target CPU does not have a Floating Point Unit (FPU)
  50           or a kernel FPU emulator, but you still wish to support
  51           floating point functions, then everything will need to be
  52           compiled with soft floating point support (-msoft-float).
  53
  54 config BR2_ARCH
  55         default "mips"          if BR2_mips
  56         default "mipsel"        if BR2_mipsel
  57         default "mips64"        if BR2_mips64
  58         default "mips64el"      if BR2_mips64el
  59
  60 config BR2_ENDIAN
  61         default "LITTLE"        if BR2_mipsel || BR2_mips64el
  62         default "BIG"           if BR2_mips || BR2_mips64
  63
  64 config BR2_ARCH_HAS_ATOMICS
  65         default y
  66
  67 config BR2_GCC_TARGET_ARCH
  68         default "mips1"         if BR2_mips_1
  69         default "mips2"         if BR2_mips_2
  70         default "mips3"         if BR2_mips_3
  71         default "mips4"         if BR2_mips_4
  72         default "mips32"        if BR2_mips_32
  73         default "mips32r2"      if BR2_mips_32r2
  74         default "mips64"        if BR2_mips_64
  75         default "mips64r2"      if BR2_mips_64r2
  76
  77 config BR2_MIPS_OABI32
  78         bool
  79         default y               if BR2_mips || BR2_mipsel
  80
  81 config BR2_GCC_TARGET_ABI
  82         default "32"            if BR2_MIPS_OABI32
  83         default "n32"           if BR2_MIPS_NABI32
  84         default "64"            if BR2_MIPS_NABI64