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Fixed INIT properties.

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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.
This commit is contained in:
Oliver Schmidt
2016-03-13 22:18:51 +01:00
parent 692f96409d
commit c768de156a
5 changed files with 74 additions and 96 deletions
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37
cfg/atarixl.cfg
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@@ -1,7 +1,6 @@
FEATURES {
STARTADDRESS: default = $2400;
}
SYMBOLS {
__EXEHDR__: type = import;
__SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk
@@ -9,44 +8,38 @@ SYMBOLS {
__STACKSIZE__: type = weak, value = $0800; # 2k stack
__STARTADDRESS__: type = export, value = %S;
}
MEMORY {
ZP: file = "", define = yes, start = $0082, size = $007E;
ZP: file = "", define = yes, start = $0082, size = $007E;
# just $FFFF
HEADER: file = %O, start = $0000, size = $0002;
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;
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, size = $7C20 - %S - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned
SRPREPTRL: file = %O, start = $0000, size = $0006;
SRPREPHDR: file = %O, start = $0000, size = $0004;
SRPREPCHNK: file = %O, define = yes, start = %S, size = $7C20 - %S - $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;
MAIN: file = %O, define = yes, start = %S +
__LOWBSS_SIZE__, size = $D000 -
__STACKSIZE__ -
%S -
__LOWBSS_SIZE__;
MAINHDR: file = %O, start = $0000, size = $0004;
MAIN: file = %O, define = yes, start = %S + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __LOWBSS_SIZE__;
# defines entry point into program
TRAILER: file = %O, start = $0000, size = $0006;
TRAILER: file = %O, start = $0000, size = $0006;
# memory beneath the ROM preceeding the character generator
HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800;
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;
CHARGEN: file = "", define = yes, start = $E000, size = $0400;
# memory beneath the ROM
HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
EXTZP: load = ZP, type = zp, optional = yes;
@@ -71,7 +64,7 @@ SEGMENTS {
CODE: load = MAIN, type = ro, define = yes;
RODATA: load = MAIN, type = ro;
DATA: load = MAIN, type = rw;
INIT: load = MAIN, type = bss, optional = yes;
INIT: load = MAIN, type = rw, optional = yes;
BSS: load = MAIN, type = bss, define = yes;
AUTOSTRT: load = TRAILER, type = ro;
}