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cc65/cfg/atarixl-overlay.cfg
Christian Groessler 478a7679a2 Force inclusion of 'shadow RAM preparation' load chunk in crt0.s and
not in the linker config file.
2013-10-18 22:08:26 +02:00

115 lines
6.5 KiB
INI

FEATURES {
STARTADDRESS: default = $2400;
}
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;
}
MEMORY {
ZP: file = "", define = yes, start = $0082, size = $007E;
# 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;
# "shadow RAM preparation" load chunk
SRPREPHDR: file = %O, start = $0000, size = $0004;
SRPREPCHNK: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = $7C20 - %S - __OVERLAYSIZE__ - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
SRPREPTRL: file = %O, start = $0000, size = $0006;
# "main program" load chunk
MAINHDR: file = %O, start = $0000, size = $0004;
RAM: file = %O, define = yes, start = %S +
__OVERLAYSIZE__ +
__LOWBSS_SIZE__, size = $D000 -
__STACKSIZE__ -
%S -
__OVERLAYSIZE__ -
__LOWBSS_SIZE__;
# defines entry point into program
TRAILER: file = %O, start = $0000, size = $0006;
# memory beneath the ROM preceeding the character generator
HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
# address of relocated character generator (same addess as ROM version)
CHARGEN: file = "", define = yes, start = $E000, size = $0400;
# memory beneath the ROM
HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
# 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 {
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;
SRPREPHDR: load = SRPREPHDR, type = ro;
LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized
SRPREP: load = SRPREPCHNK, type = rw, define = yes;
SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes;
SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM2, type = rw, define = yes, optional = yes;
SRPREPTRL: load = SRPREPTRL, type = ro;
MAINHDR: load = MAINHDR, type = ro;
STARTUP: load = RAM, type = ro, define = yes;
LOWCODE: load = RAM, type = ro, define = yes, optional = yes;
INIT: load = RAM, type = ro, optional = yes;
CODE: load = RAM, type = ro, define = yes;
RODATA: load = RAM, type = ro;
DATA: load = RAM, type = rw;
BSS: load = RAM, type = bss, define = yes;
ZEROPAGE: load = ZP, type = zp;
EXTZP: load = ZP, type = zp, optional = 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 = 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__;
}