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Introduced __BACKBUFSIZE__ which can be set to zero in order to disable the GEOS background buffering.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5370 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
ol.sc
2012-01-03 00:32:46 +00:00
parent 803686e179
commit 5863777995
2 changed files with 12 additions and 8 deletions
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8
src/ld65/cfg/geos-apple.cfg
View File

@@ -1,12 +1,14 @@
SYMBOLS { SYMBOLS {
__STACKSIZE__: type = weak, value = $0400; # 1k stack __STACKSIZE__: type = weak, value = $0400;
__OVERLAYADDR__: type = weak, value = $0C00; __BACKBUFSIZE__: type = weak, value = $2000;
__OVERLAYSIZE__: type = weak, value = $2000 - $0C00; __OVERLAYSIZE__: type = weak, value = $2000 - $0C00;
__OVERLAYADDR__: type = weak, value = $0C00;
__VLIR0END__: type = weak, value = $C000 - __BACKBUFSIZE__ - __STACKSIZE__;
} }
MEMORY { MEMORY {
CVT: file = %O, start = $0, size = $20000; CVT: file = %O, start = $0, size = $20000;
ZP: define = yes, start = $80, size = $1A + $06; ZP: define = yes, start = $80, size = $1A + $06;
VLIR0: define = yes, start = $4000, size = $A000 - $4000 - __STACKSIZE__; VLIR0: define = yes, start = $4000, size = __VLIR0END__ - $4000;
VLIR1: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR1: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
VLIR2: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR2: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
VLIR3: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR3: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;

12
src/ld65/cfg/geos-cbm.cfg
View File

@@ -1,12 +1,14 @@
SYMBOLS { SYMBOLS {
__STACKSIZE__: type = weak, value = $0400; # 1k stack __STACKSIZE__: type = weak, value = $0400;
__OVERLAYSIZE__: type = weak, value = $0000; # no overlays by default __BACKBUFSIZE__: type = weak, value = $2000;
__OVERLAYADDR__: type = weak, value = $6000 - __OVERLAYSIZE__; __OVERLAYSIZE__: type = weak, value = $0000;
__OVERLAYADDR__: type = weak, value = $8000 - __BACKBUFSIZE__ - __OVERLAYSIZE__;
__VLIR0END__: type = weak, value = __OVERLAYADDR__ - __STACKSIZE__;
} }
MEMORY { MEMORY {
CVT: file = %O, start = $0, size = $80000; CVT: file = %O, start = $0, size = $40000;
ZP: define = yes, start = $58, size = $1A + $06; ZP: define = yes, start = $58, size = $1A + $06;
VLIR0: define = yes, start = $0400, size = __OVERLAYADDR__ - __STACKSIZE__ - $0400; VLIR0: define = yes, start = $0400, size = __VLIR0END__ - $0400;
VLIR1: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR1: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
VLIR2: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR2: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
VLIR3: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__; VLIR3: define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;