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- All segments but CODE are optional and CODE is R/W. Both together allow to "just" write code/data without ever explicitly using a segment. - Symbols are defined for the BSS. This allows to use/implement zerobss. - The ZP memory area isn't artificially limited.
25 lines
1003 B
INI
25 lines
1003 B
INI
FEATURES {
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STARTADDRESS: default = $0200;
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}
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SYMBOLS {
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# If you want ld65 to output a loadable-format file by default, then uncomment
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# the next line. (Then, "-u __BOOT__" wouldn't be needed on the command line.)
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# __BOOT__: type = import;
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__STACKSIZE__: type = weak, value = $0400; # 1 kB stack
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__HIMEM__: type = weak, value = $8000; # 32 kB RAM
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}
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MEMORY {
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# for size of ZP, see runtime/zeropage.s and c1p/extzp.s
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ZP: file = "", define = yes, start = $0002, size = $00FE;
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HEAD: file = %O, start = $0000, size = $00B6;
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MAIN: file = %O, define = yes, start = %S, size = __HIMEM__ - __STACKSIZE__ - %S;
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}
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SEGMENTS {
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ZEROPAGE: load = ZP, type = zp, optional = yes;
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BOOT: load = HEAD, type = ro, optional = yes;
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CODE: load = MAIN, type = rw;
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RODATA: load = MAIN, type = ro, optional = yes;
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DATA: load = MAIN, type = rw, optional = yes;
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BSS: load = MAIN, type = bss, optional = yes, define = yes;
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}
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