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29
cfg/atari-asm.cfg
Normal file
29
cfg/atari-asm.cfg
Normal file
@ -0,0 +1,29 @@
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FEATURES {
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STARTADDRESS: default = $2E00;
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STARTADDRESS__: type = export, value = %S;
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}
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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# file header, just $FFFF
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HEADER: file = %O, start = $0000, size = $0002;
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# "main program" load chunk
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MAINHDR: file = %O, start = $0000, size = $0004;
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RAM: file = %O, define = yes, start = %S, size = $BC20 - %S;
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TRAILER: file = %O, start = $0000, size = $0006;
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}
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SEGMENTS {
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EXEHDR: load = HEADER, type = ro, optional = yes;
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MAINHDR: load = MAINHDR, type = ro, optional = yes;
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CODE: load = RAM, type = ro, define = yes, optional = yes;
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RODATA: load = RAM, type = ro optional = yes;
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DATA: load = RAM, type = rw optional = yes;
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BSS: load = RAM, type = bss, define = yes, optional = yes;
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ZEROPAGE: load = ZP, type = zp;
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AUTOSTRT: load = TRAILER, type = ro, optional = yes;
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}
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@ -2,11 +2,13 @@ FEATURES {
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STARTADDRESS: default = $2000;
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay
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__STARTADDRESS__: type = export, value = %S;
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__RESERVED_MEMORY__: type = weak, value = $0000;
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syschk: type = import; # force inclusion of SYSCHK
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}
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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@ -2,10 +2,12 @@ FEATURES {
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STARTADDRESS: default = $2000;
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STARTADDRESS__: type = export, value = %S;
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__RESERVED_MEMORY__: type = weak, value = $0000;
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syschk: type = import; # force inclusion of SYSCHK
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}
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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@ -8,9 +8,11 @@ FEATURES {
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STARTADDRESS__: type = export, value = %S;
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syschk: type = import; # force inclusion of SYSCHK
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sramprep: type = import; # force inclusion of SRPREP
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}
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@ -3,10 +3,12 @@ FEATURES {
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay
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__STARTADDRESS__: type = export, value = %S;
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syschk: type = import; # force inclusion of SYSCHK
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sramprep: type = import; # force inclusion of SRPREP
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}
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@ -3,9 +3,11 @@ FEATURES {
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}
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SYMBOLS {
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__EXEHDR__: type = import;
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STARTADDRESS__: type = export, value = %S;
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syschk: type = import; # force inclusion of SYSCHK
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sramprep: type = import; # force inclusion of SRPREP
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}
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@ -8,12 +8,11 @@
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; Stefan Haubenthal
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;
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.export _exit
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.export __STARTUP__ : absolute = 1 ; Mark as startup
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.export _exit, start
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.import initlib, donelib
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.import callmain, zerobss
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.import __STARTUP_LOAD__, __BSS_LOAD__
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.import __RESERVED_MEMORY__
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.import __RAM_START__, __RAM_SIZE__
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.ifdef __ATARIXL__
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@ -28,19 +27,6 @@
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.include "atari.inc"
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; ------------------------------------------------------------------------
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; EXE header
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.segment "EXEHDR"
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.word $FFFF
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.segment "MAINHDR"
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.word __STARTUP_LOAD__
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.word __BSS_LOAD__ - 1
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; ------------------------------------------------------------------------
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; Actual code
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.segment "STARTUP"
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@ -212,9 +198,3 @@ LMARGN_save: .res 1
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.ifndef __ATARIXL__
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APPMHI_save: .res 2
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.endif
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.segment "AUTOSTRT"
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.word RUNAD ; defined in atari.inc
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.word RUNAD+1
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.word start
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11
libsrc/atari/exehdr.s
Normal file
11
libsrc/atari/exehdr.s
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; This file defines the EXE header and main chunk load header for Atari executables
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.export __EXEHDR__: absolute = 1
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.import __RAM_START__, __BSS_LOAD__
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.segment "EXEHDR"
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.word $FFFF
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.segment "MAINHDR"
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.word __RAM_START__
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.word __BSS_LOAD__ - 1
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12
libsrc/atari/exetrailer.s
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12
libsrc/atari/exetrailer.s
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; This file defines the EXE file "trailer" which sets the entry point
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.export __AUTOSTART__: absolute = 1
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.import start
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.include "atari.inc"
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.segment "AUTOSTRT"
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.word RUNAD ; defined in atari.inc
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.word RUNAD+1
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.word start
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;DEBUG = 1
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.export syschk
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.export __SYSTEM_CHECK__: absolute = 1
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.import __SYSCHK_LOAD__
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.import __STARTADDRESS__
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