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Add support to create cartridges.

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This commit is contained in:
Christian Groessler
2014-01-06 20:24:29 +01:00
parent b1c8f8e714
commit b237bb9d9a
4 changed files with 143 additions and 0 deletions
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43
cfg/atari-cart.cfg Normal file
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FEATURES {
STARTADDRESS: default = $2000;
}
SYMBOLS {
__CART_HEADER__: type = import;
__STACKSIZE__: type = weak, value = $0800; # 2k stack
__STARTADDRESS__: type = export, value = %S;
__RESERVED_MEMORY__: type = export, value = $0000;
__CARTFLAGS__: type = weak, value = $01; # see documentation for other possible values
}
MEMORY {
ZP: file = "", define = yes, start = $0082, size = $007E;
RAM: file = "", define = yes, start = %S, size = $2000;
ROM: file = %O, define = yes, start = $A000, size = $1FFA, fill = yes, fillval = $ff;
CARTID: file = %O, start = $BFFA, size = $0006;
}
SEGMENTS {
STARTUP: load = ROM, type = ro, define = yes;
LOWCODE: load = ROM, type = ro, define = yes, optional = yes;
INIT: load = ROM, type = ro, optional = yes;
CODE: load = ROM, type = ro, define = yes;
RODATA: load = ROM, type = ro;
DATA: load = ROM, run = RAM, type = rw, define = yes;
BSS: load = RAM, type = bss, define = yes;
CARTHDR: load = CARTID, type = ro;
ZEROPAGE: load = ZP, type = zp;
EXTZP: load = ZP, type = zp, optional = yes;
}
FEATURES {
CONDES: type = constructor,
label = __CONSTRUCTOR_TABLE__,
count = __CONSTRUCTOR_COUNT__,
segment = INIT;
CONDES: type = destructor,
label = __DESTRUCTOR_TABLE__,
count = __DESTRUCTOR_COUNT__,
segment = RODATA;
CONDES: type = interruptor,
label = __INTERRUPTOR_TABLE__,
count = __INTERRUPTOR_COUNT__,
segment = RODATA,
import = __CALLIRQ__;
}