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Merge pull request #122 from groessler/a5200

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new target: Atari 5200 console
This commit is contained in:
Oliver Schmidt
2014-05-30 22:52:51 +02:00
parent b420eccd37 df782e9500
commit 99f0a56f63
45 changed files with 1480 additions and 227 deletions
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43
cfg/atari5200.cfg Normal file
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SYMBOLS {
__CARTSIZE__: type = weak, value = $4000; # possible values: $4000 and $8000
__CART_ENTRY__: type = import;
__STACKSIZE__: type = weak, value = $0400; # 4 pages stack
__RESERVED_MEMORY__: type = export, value = $01E0; # space for 20x24 screen buffer (default display list is in ROM)
}
MEMORY {
ZP: file = "", start = $001D, size = $00E3, define = yes;
RAM: file = "", start = $021C, size = $4000 - __STACKSIZE__ - __RESERVED_MEMORY__ - $021C, define = yes;
ROM: file = %O, start = $C000 - __CARTSIZE__, size = __CARTSIZE__ - $18, define = yes, fill = yes, fillval = $FF;
CARTNAME: file = %O, start = $BFE8, size = $0014 fill = yes, fillval = $40;
CARTYEAR: file = %O, start = $BFFC, size = $0002 fill = yes, fillval = $59;
CARTENTRY: file = %O, start = $BFFE, size = $0002;
}
SEGMENTS {
STARTUP: load = ROM, type = ro, define = yes, optional = 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, optional = yes;
DATA: load = ROM, run = RAM, type = rw, define = yes, optional = yes;
BSS: load = RAM, type = bss, define = yes, optional = yes;
CARTNAME: load = CARTNAME, type = ro, define = yes;
CARTYEAR: load = CARTYEAR, type = ro, define = yes;
CARTENTRY: load = CARTENTRY, type = ro, define = yes;
ZEROPAGE: load = ZP, type = zp, optional = yes;
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__;
}