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Make memory between the end of the text screen and the start of the l…
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…oaded program available to the linker.
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@oliverschmidt
oliverschmidt committed Jan 19, 2025
1 parent 734a76c commit 99b113d
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Showing 8 changed files with 16 additions and 0 deletions.
2 changes: 2 additions & 0 deletions cfg/apple2-hgr.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S, size = __HIMEM__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -31,6 +32,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
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2 changes: 2 additions & 0 deletions cfg/apple2-overlay.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = __HIMEM__ - __OVERLAYSIZE__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__;
OVL2: file = "%O.2", start = %S, size = __OVERLAYSIZE__;
OVL3: file = "%O.3", start = %S, size = __OVERLAYSIZE__;
Expand All @@ -47,6 +48,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
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;
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2 changes: 2 additions & 0 deletions cfg/apple2-system.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = $2000, size = $BF00 - $2000;
BSS: file = "", start = __ONCE_RUN__, size = $BF00 - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = $2000 - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -26,6 +27,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
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2 changes: 2 additions & 0 deletions cfg/apple2.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S, size = __HIMEM__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -30,6 +31,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
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2 changes: 2 additions & 0 deletions cfg/apple2enh-hgr.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S, size = __HIMEM__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -31,6 +32,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
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2 changes: 2 additions & 0 deletions cfg/apple2enh-overlay.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = __HIMEM__ - __OVERLAYSIZE__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__;
OVL2: file = "%O.2", start = %S, size = __OVERLAYSIZE__;
OVL3: file = "%O.3", start = %S, size = __OVERLAYSIZE__;
Expand All @@ -47,6 +48,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
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;
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2 changes: 2 additions & 0 deletions cfg/apple2enh-system.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = $2000, size = $BF00 - $2000;
BSS: file = "", start = __ONCE_RUN__, size = $BF00 - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = $2000 - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -26,6 +27,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
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2 changes: 2 additions & 0 deletions cfg/apple2enh.cfg
View file
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ MEMORY {
MAIN: file = %O, define = yes, start = %S, size = __HIMEM__ - %S;
BSS: file = "", start = __ONCE_RUN__, size = __HIMEM__ - __STACKSIZE__ - __ONCE_RUN__;
LC: file = "", define = yes, start = __LCADDR__, size = __LCSIZE__;
LOW: file = "", define = yes, start = $0800, size = %S - $0800;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
Expand All @@ -30,6 +31,7 @@ SEGMENTS {
ONCE: load = MAIN, type = ro, define = yes;
LC: load = MAIN, run = LC, type = ro, optional = yes;
BSS: load = BSS, type = bss, define = yes;
LOWBSS: load = LOW, type = bss, optional = yes;
}
FEATURES {
CONDES: type = constructor,
Expand Down

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