lunaix-os/arch/LConfig

   1 include("x86/LConfig")
   2
   3 @Collection("Platform")
   4 def architecture_support():
   5     """
   6         Config ISA related features
   7     """
   8
   9     @Term("Architecture")
  10     def arch():
  11         """
  12             Config ISA support
  13         """
  14         # type(["i386", "x86_64", "aarch64", "rv64"])
  15         type(["i386", "x86_64"])
  16         default("x86_64")
  17
  18         env_val = env("ARCH")
  19         if env_val:
  20             set_value(env_val)
  21
  22     @Term("Base operand size")
  23     @ReadOnly
  24     def arch_bits():
  25         """
  26             Defines the base size of a general register of the
  27             current selected ISA.
  28
  29             This the 'bits' part when we are talking about a CPU
  30         """
  31
  32         type(["64", "32"])
  33         match v(arch):
  34             case "i386":
  35                 default("32")
  36             case "aarch64":
  37                 default("64")
  38             case "rv64":
  39                 default("64")
  40             case "x86_64":
  41                 default("64")
  42             case _:
  43                 default("32")
  44