# This config file provides a single big upper memory block (HIDDEN_RAM). # To achieve this, it relocates the character generator from $E000 to CHARGEN. # The runtime library must be compiled with CHARGEN_RELOC for this config # file to work. See libsrc/atari/Makefile.inc. FEATURES { STARTADDRESS: default = $2400; } SYMBOLS { __EXEHDR__: type = import; __SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk __AUTOSTART__: type = import; # force inclusion of autostart "trailer" __STACKSIZE__: type = weak, value = $0800; # 2k stack __STARTADDRESS__: type = export, value = %S; } MEMORY { ZP: file = "", define = yes, start = $0082, size = $007E; # just $FFFF HEADER: file = %O, start = $0000, size = $0002; # "system check" load chunk SYSCHKHDR: file = %O, start = $0000, size = $0004; SYSCHKCHNK: file = %O, start = $2E00, size = $0300; SYSCHKTRL: file = %O, start = $0000, size = $0006; # "shadow RAM preparation" load chunk SRPREPHDR: file = %O, start = $0000, size = $0004; SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned SRPREPTRL: file = %O, start = $0000, size = $0006; # "main program" load chunk MAINHDR: file = %O, start = $0000, size = $0004; MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__; # defines entry point into program TRAILER: file = %O, start = $0000, size = $0006; # address of relocated character generator CHARGEN: file = "", define = yes, start = $D800, size = $0400; # memory beneath the ROM HIDDEN_RAM: file = "", define = yes, start = $DC00, size = $FFFA - $DC00; } SEGMENTS { ZEROPAGE: load = ZP, type = zp; EXTZP: load = ZP, type = zp, optional = yes; EXEHDR: load = HEADER, type = ro; SYSCHKHDR: load = SYSCHKHDR, type = ro, optional = yes; SYSCHK: load = SYSCHKCHNK, type = rw, define = yes, optional = yes; SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes; SRPREPHDR: load = SRPREPHDR, type = ro; LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized SRPREP: load = SRPREPCHNK, type = rw, define = yes; SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes; SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes; SRPREPTRL: load = SRPREPTRL, type = ro; MAINHDR: load = MAINHDR, type = ro; STARTUP: load = MAIN, type = ro, define = yes; LOWCODE: load = MAIN, type = ro, define = yes, optional = yes; ONCE: load = MAIN, type = ro, optional = yes; CODE: load = MAIN, type = ro, define = yes; RODATA: load = MAIN, type = ro; DATA: load = MAIN, type = rw; INIT: load = MAIN, type = rw, optional = yes; BSS: load = MAIN, type = bss, define = yes; AUTOSTRT: load = TRAILER, type = ro; } FEATURES { CONDES: type = constructor, label = __CONSTRUCTOR_TABLE__, count = __CONSTRUCTOR_COUNT__, segment = ONCE; CONDES: type = destructor, label = __DESTRUCTOR_TABLE__, count = __DESTRUCTOR_COUNT__, segment = RODATA; CONDES: type = interruptor, label = __INTERRUPTOR_TABLE__, count = __INTERRUPTOR_COUNT__, segment = RODATA, import = __CALLIRQ__; }