git.sur5r.net Git - cc65/blob - src/ld65/cfg/lunix.cfg

   1 # ld65 Linker-configuration for LUnix, Next Generation.
   2
   3 SYMBOLS {
   4     __HEAPSIZE__:  type = weak, value = $2000; # 8k heap [temporary, until LUnix malloc() exists]
   5     __STACKSIZE__: type = weak, value = $0400; # 1k stack (do typical LUnix apps. need 2k?)
   6 }
   7 MEMORY {
   8     ZP:  start = $0080, size = $0040;
   9     RAM: start = %S,    size = $7600 - __STACKSIZE__;
  10 }
  11 SEGMENTS {
  12     ZEROPAGE: load = ZP,  type = zp,  define = yes;                 # Pseudo-registers
  13     STARTUP:  load = RAM, type = ro;                                # First initialization code
  14     LOWCODE:  load = RAM, type = ro,                optional = yes; # Legacy from other platforms
  15     INIT:     load = RAM, type = ro,  define = yes, optional = yes; # Library initialization code
  16     CODE:     load = RAM, type = ro;                                # Program
  17     RODATA:   load = RAM, type = ro;                                # Literals, constants
  18     DATA:     load = RAM, type = rw;                                # Initialized variables
  19     BSS:      load = RAM, type = bss, define = yes;                 # Uninitialized variables
  20 }
  21 FEATURES {
  22     CONDES: type    = constructor,
  23             label   = __CONSTRUCTOR_TABLE__,
  24             count   = __CONSTRUCTOR_COUNT__,
  25             segment = INIT;
  26     CONDES: type    = destructor,
  27             label   = __DESTRUCTOR_TABLE__,
  28             count   = __DESTRUCTOR_COUNT__,
  29             segment = RODATA;
  30     CONDES: type    = interruptor,
  31             label   = __INTERRUPTOR_TABLE__,
  32             count   = __INTERRUPTOR_COUNT__,
  33             segment = RODATA,
  34             import  = __CALLIRQ__;
  35 }
  36 FILES {
  37     %O: format = o65;
  38 }
  39 FORMATS {
  40     o65: os     = lunix,
  41          type   = small,
  42          export = main,         # Program entry-point
  43          import = LUNIXKERNEL;  # Kernel entry-points
  44 }