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https://github.com/cc65/cc65.git
synced 2024-06-17 00:29:31 +00:00
atarixl configs: make size of CHARGEN configurable
If text mode is not used, its space can be reclaimed by setting __CHARGENSIZE__ to 0. Following a suggestion from issue #1314.
This commit is contained in:
parent
a686988d0e
commit
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@ -8,39 +8,40 @@ FEATURES {
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}
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}
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SYMBOLS {
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SYMBOLS {
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__EXEHDR__: type = import;
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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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__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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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__CHARGENSIZE__: type = weak, value = $0400;
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__STARTADDRESS__: type = export, value = %S;
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__STARTADDRESS__: type = export, value = %S;
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}
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}
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MEMORY {
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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ZP: file = "", define = yes, start = $0082, size = $007E;
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# just $FFFF
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# just $FFFF
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HEADER: file = %O, start = $0000, size = $0002;
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HEADER: file = %O, start = $0000, size = $0002;
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# "system check" load chunk
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# "system check" load chunk
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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# "shadow RAM preparation" load chunk
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# "shadow RAM preparation" load chunk
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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# "main program" load chunk
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# "main program" load chunk
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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# defines entry point into program
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# defines entry point into program
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TRAILER: file = %O, start = $0000, size = $0006;
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TRAILER: file = %O, start = $0000, size = $0006;
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# address of relocated character generator
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# address of relocated character generator
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CHARGEN: file = "", define = yes, start = $D800, size = $0400;
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CHARGEN: file = "", define = yes, start = $D800, size = __CHARGENSIZE__;
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# memory beneath the ROM
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# memory beneath the ROM
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HIDDEN_RAM: file = "", define = yes, start = $DC00, size = $FFFA - $DC00;
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HIDDEN_RAM: file = "", define = yes, start = $D800 + __CHARGENSIZE__, size = $FFFA - $D800 - __CHARGENSIZE__;
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}
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}
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SEGMENTS {
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SEGMENTS {
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ZEROPAGE: load = ZP, type = zp;
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ZEROPAGE: load = ZP, type = zp;
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@ -3,44 +3,45 @@ FEATURES {
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}
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}
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SYMBOLS {
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SYMBOLS {
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__EXEHDR__: type = import;
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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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__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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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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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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__CHARGENSIZE__: type = weak, value = $0400;
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__OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay
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__STARTADDRESS__: type = export, value = %S;
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__STARTADDRESS__: type = export, value = %S;
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}
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}
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MEMORY {
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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ZP: file = "", define = yes, start = $0082, size = $007E;
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# just $FFFF
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# just $FFFF
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HEADER: file = %O, start = $0000, size = $0002;
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HEADER: file = %O, start = $0000, size = $0002;
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# "system check" load chunk
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# "system check" load chunk
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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# "shadow RAM preparation" load chunk
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# "shadow RAM preparation" load chunk
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPCHNK: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = $7C20 - %S - __OVERLAYSIZE__ - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPCHNK: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = $7C20 - %S - __OVERLAYSIZE__ - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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# "main program" load chunk
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# "main program" load chunk
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__ +
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MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__ +
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__LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __OVERLAYSIZE__ - __LOWBSS_SIZE__;
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__LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __OVERLAYSIZE__ - __LOWBSS_SIZE__;
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# defines entry point into program
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# defines entry point into program
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TRAILER: file = %O, start = $0000, size = $0006;
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TRAILER: file = %O, start = $0000, size = $0006;
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# memory beneath the ROM preceeding the character generator
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# memory beneath the ROM preceeding the character generator
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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# address of relocated character generator (same addess as ROM version)
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# address of relocated character generator (same addess as ROM version)
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CHARGEN: file = "", define = yes, start = $E000, size = $0400;
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CHARGEN: file = "", define = yes, start = $E000, size = __CHARGENSIZE__;
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# memory beneath the ROM
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# memory beneath the ROM
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HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
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HIDDEN_RAM: file = "", define = yes, start = $E000 + __CHARGENSIZE__, size = $FFFA - $E000 - __CHARGENSIZE__;
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# overlays
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# overlays
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OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__;
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OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__;
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@ -4,35 +4,36 @@ FEATURES {
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STARTADDRESS: default = $2400;
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STARTADDRESS: default = $2400;
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}
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}
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SYMBOLS {
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SYMBOLS {
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STARTADDRESS__: type = export, value = %S;
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__STARTADDRESS__: type = export, value = %S;
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__CHARGENSIZE__: type = weak, value = $0400;
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__SYSCHKHDR__: type = export, value = 0; # Disable system check header
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__SYSCHKHDR__: type = export, value = 0; # Disable system check header
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__SYSCHKTRL__: type = export, value = 0; # Disable system check trailer
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__SYSCHKTRL__: type = export, value = 0; # Disable system check trailer
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}
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}
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MEMORY {
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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ZP: file = "", define = yes, start = $0082, size = $007E;
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# "system check" load chunk
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# "system check" load chunk
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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# "shadow RAM preparation" load chunk
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# "shadow RAM preparation" load chunk
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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# "main program" load chunk
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# "main program" load chunk
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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# memory beneath the ROM preceeding the character generator
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# memory beneath the ROM preceeding the character generator
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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# address of relocated character generator (same addess as ROM version)
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# address of relocated character generator (same addess as ROM version)
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CHARGEN: file = "", define = yes, start = $E000, size = $0400;
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CHARGEN: file = "", define = yes, start = $E000, size = __CHARGENSIZE__;
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# memory beneath the ROM
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# memory beneath the ROM
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HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
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HIDDEN_RAM: file = "", define = yes, start = $E000 + __CHARGENSIZE__, size = $FFFA - $E000 - __CHARGENSIZE__;
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# UNUSED - hide
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# UNUSED - hide
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UNUSED: file = "", start = $0, size = $10;
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UNUSED: file = "", start = $0, size = $10;
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}
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}
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FILES {
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FILES {
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%O: format = atari;
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%O: format = atari;
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@ -6,39 +6,40 @@ SYMBOLS {
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__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
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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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__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__STACKSIZE__: type = weak, value = $0800; # 2k stack
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__CHARGENSIZE__: type = weak, value = $0400;
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__STARTADDRESS__: type = export, value = %S;
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__STARTADDRESS__: type = export, value = %S;
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}
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}
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MEMORY {
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MEMORY {
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ZP: file = "", define = yes, start = $0082, size = $007E;
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ZP: file = "", define = yes, start = $0082, size = $007E;
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# just $FFFF
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# just $FFFF
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HEADER: file = %O, start = $0000, size = $0002;
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HEADER: file = %O, start = $0000, size = $0002;
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# "system check" load chunk
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# "system check" load chunk
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKHDR: file = %O, start = $0000, size = $0004;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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SYSCHKTRL: file = %O, start = $0000, size = $0006;
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# "shadow RAM preparation" load chunk
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# "shadow RAM preparation" load chunk
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPHDR: file = %O, start = $0000, size = $0004;
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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SRPREPTRL: file = %O, start = $0000, size = $0006;
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# "main program" load chunk
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# "main program" load chunk
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAINHDR: file = %O, start = $0000, size = $0004;
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
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# defines entry point into program
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# defines entry point into program
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TRAILER: file = %O, start = $0000, size = $0006;
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TRAILER: file = %O, start = $0000, size = $0006;
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# memory beneath the ROM preceeding the character generator
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# memory beneath the ROM preceeding the character generator
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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# address of relocated character generator (same addess as ROM version)
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# address of relocated character generator (same addess as ROM version)
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CHARGEN: file = "", define = yes, start = $E000, size = $0400;
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CHARGEN: file = "", define = yes, start = $E000, size = __CHARGENSIZE__;
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# memory beneath the ROM
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# memory beneath the ROM
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HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
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HIDDEN_RAM: file = "", define = yes, start = $E000 + __CHARGENSIZE__, size = $FFFA - $E000 - __CHARGENSIZE__;
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}
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}
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SEGMENTS {
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SEGMENTS {
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ZEROPAGE: load = ZP, type = zp;
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ZEROPAGE: load = ZP, type = zp;
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