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Harmonized asm linker configs.

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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.
This commit is contained in:
Oliver Schmidt
2016-03-17 21:51:20 +01:00
parent d5092d2d3f
commit 78dcb61cb8
5 changed files with 21 additions and 21 deletions
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20
cfg/atari-asm.cfg
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@@ -3,7 +3,7 @@ FEATURES {
}
SYMBOLS {
__EXEHDR__: type = import;
__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
__STARTADDRESS__: type = export, value = %S;
}
MEMORY {
@@ -18,13 +18,13 @@ MEMORY {
TRAILER: file = %O, start = $0000, size = $0006;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp, optional = yes;
EXTZP: load = ZP, type = zp, optional = yes; # to enable modules to be able to link to C and assembler programs
EXEHDR: load = HEADER, type = ro, optional = yes;
MAINHDR: load = MAINHDR, type = ro, optional = yes;
CODE: load = MAIN, type = ro, define = yes, optional = yes;
RODATA: load = MAIN, type = ro optional = yes;
DATA: load = MAIN, type = rw optional = yes;
BSS: load = MAIN, type = bss, define = yes, optional = yes;
AUTOSTRT: load = TRAILER, type = ro, optional = yes;
ZEROPAGE: load = ZP, type = zp, optional = yes;
EXTZP: load = ZP, type = zp, optional = yes; # to enable modules to be able to link to C and assembler programs
EXEHDR: load = HEADER, type = ro, optional = yes;
MAINHDR: load = MAINHDR, type = ro, optional = yes;
CODE: load = MAIN, type = rw, define = yes;
RODATA: load = MAIN, type = ro optional = yes;
DATA: load = MAIN, type = rw optional = yes;
BSS: load = MAIN, type = bss, optional = yes, define = yes;
AUTOSTRT: load = TRAILER, type = ro, optional = yes;
}