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cc65/cfg/atari-overlay.cfg
Oliver Schmidt c768de156a Fixed INIT properties.
The main chunk load header references __BSS_LOAD__ so BSS must be the first bss type segment. Subsequent changes will move ONCE to share its address with the BSS. Then it'll be necessary to load INIT from disk. Therefore we do it right now.
2016-03-13 22:18:51 +01:00

82 lines
4.3 KiB
INI

FEATURES {
STARTADDRESS: default = $2000;
}
SYMBOLS {
__EXEHDR__: type = import;
__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
__AUTOSTART__: type = import; # force inclusion of autostart "trailer"
__STACKSIZE__: type = weak, value = $0800; # 2k stack
__OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay
__STARTADDRESS__: type = export, value = %S;
__RESERVED_MEMORY__: type = weak, value = $0000;
}
MEMORY {
ZP: file = "", define = yes, start = $0082, size = $007E;
# file header, just $FFFF
HEADER: file = %O, start = $0000, size = $0002;
# "system check" load chunk
SYSCHKHDR: file = %O, start = $0000, size = $0004;
SYSCHKCHNK: file = %O, start = $2E00, size = $0300;
SYSCHKTRL: file = %O, start = $0000, size = $0006;
# "main program" load chunk
MAINHDR: file = %O, start = $0000, size = $0004;
MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = $BC20 - __OVERLAYSIZE__ - __STACKSIZE__ - __RESERVED_MEMORY__ - %S;
TRAILER: file = %O, start = $0000, size = $0006;
# overlays
OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__;
OVL2: file = "%O.2", start = %S, size = __OVERLAYSIZE__;
OVL3: file = "%O.3", start = %S, size = __OVERLAYSIZE__;
OVL4: file = "%O.4", start = %S, size = __OVERLAYSIZE__;
OVL5: file = "%O.5", start = %S, size = __OVERLAYSIZE__;
OVL6: file = "%O.6", start = %S, size = __OVERLAYSIZE__;
OVL7: file = "%O.7", start = %S, size = __OVERLAYSIZE__;
OVL8: file = "%O.8", start = %S, size = __OVERLAYSIZE__;
OVL9: file = "%O.9", start = %S, size = __OVERLAYSIZE__;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
EXTZP: load = ZP, type = zp, optional = yes;
EXEHDR: load = HEADER, type = ro;
SYSCHKHDR: load = SYSCHKHDR, type = ro, optional = yes;
SYSCHK: load = SYSCHKCHNK, type = rw, define = yes, optional = yes;
SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes;
MAINHDR: load = MAINHDR, type = ro;
STARTUP: load = MAIN, type = ro, define = yes;
LOWCODE: load = MAIN, type = ro, define = yes, optional = yes;
ONCE: load = MAIN, type = ro, optional = yes;
CODE: load = MAIN, type = ro, define = yes;
RODATA: load = MAIN, type = ro;
DATA: load = MAIN, type = rw;
INIT: load = MAIN, type = rw, optional = yes;
BSS: load = MAIN, type = bss, define = yes;
AUTOSTRT: load = TRAILER, type = ro;
OVERLAY1: load = OVL1, type = ro, define = yes, optional = yes;
OVERLAY2: load = OVL2, type = ro, define = yes, optional = yes;
OVERLAY3: load = OVL3, type = ro, define = yes, optional = yes;
OVERLAY4: load = OVL4, type = ro, define = yes, optional = yes;
OVERLAY5: load = OVL5, type = ro, define = yes, optional = yes;
OVERLAY6: load = OVL6, type = ro, define = yes, optional = yes;
OVERLAY7: load = OVL7, type = ro, define = yes, optional = yes;
OVERLAY8: load = OVL8, type = ro, define = yes, optional = yes;
OVERLAY9: load = OVL9, type = ro, define = yes, optional = yes;
}
FEATURES {
CONDES: type = constructor,
label = __CONSTRUCTOR_TABLE__,
count = __CONSTRUCTOR_COUNT__,
segment = ONCE;
CONDES: type = destructor,
label = __DESTRUCTOR_TABLE__,
count = __DESTRUCTOR_COUNT__,
segment = RODATA;
CONDES: type = interruptor,
label = __INTERRUPTOR_TABLE__,
count = __INTERRUPTOR_COUNT__,
segment = RODATA,
import = __CALLIRQ__;
}