X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=src%2Fld65%2Fcfg%2Fgeos-cbm.cfg;h=ef0f2a08e06bcb63fc722204cb25c6bed0036960;hb=7aefd9b4e7b67908b7b3c38b6003c7f1a8d3ee2d;hp=4dcc5fca45b0573f67c0e0a184bd4ba74f387e50;hpb=4c82d5e0c25015e0e77d7329c1b07feee748b510;p=cc65

diff --git a/src/ld65/cfg/geos-cbm.cfg b/src/ld65/cfg/geos-cbm.cfg
index 4dcc5fca4..ef0f2a08e 100644
--- a/src/ld65/cfg/geos-cbm.cfg
+++ b/src/ld65/cfg/geos-cbm.cfg
@@ -1,12 +1,14 @@
 SYMBOLS {
-    __STACKSIZE__:   type = weak, value = $0400; # 1k stack
-    __OVERLAYSIZE__: type = weak, value = $0000; # no overlays by default
-    __OVERLAYADDR__: type = weak, value = $6000 - __OVERLAYSIZE__;
+    __BACKBUFSIZE__: type = weak, value = $2000;
+    __OVERLAYSIZE__: type = weak, value = $0000;
+    __OVERLAYADDR__: type = weak, value = $8000 - __BACKBUFSIZE__ - __OVERLAYSIZE__;
+    __STACKSIZE__:   type = weak, value = $0400;
+    __STACKADDR__:   type = weak, value = __OVERLAYADDR__ - __STACKSIZE__;
 }
 MEMORY {
-    CVT:    file = %O,    start = $0,              size = $80000;
+    CVT:    file   = %O,  start = $0,              size = $40000;
     ZP:     define = yes, start = $58,             size = $1A + $06;
-    VLIR0:  define = yes, start = $0400,           size = __OVERLAYADDR__ - __STACKSIZE__ - $0400;
+    VLIR0:  define = yes, start = $0400,           size = __STACKADDR__ - $0400;
     VLIR1:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
     VLIR2:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;
     VLIR3:  define = yes, start = __OVERLAYADDR__, size = __OVERLAYSIZE__;