Added C128 overlay linker config.

git-svn-id: svn://svn.cc65.org/cc65/trunk@5831 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/src/ld65/cfg/c128-overlay.cfg b/src/ld65/cfg/c128-overlay.cfg
new file mode 100644 (file)
index 0000000..21cc998
--- /dev/null
+++ b/src/ld65/cfg/c128-overlay.cfg
@@ -0,0 +1,57 @@
+SYMBOLS {
+    __LOADADDR__:    type = import;
+    __EXEHDR__:      type = import;
+    __STACKSIZE__:   type = weak, value = $0800; # 2k stack
+    __OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay
+}
+MEMORY {
+    ZP:       file = "", define = yes, start = $0002,                   size = $001A;
+    LOADADDR: file = %O,               start = $1BFF,                   size = $0002;
+    HEADER:   file = %O,               start = $1C01,                   size = $000C;
+    RAM:      file = %O, define = yes, start = $1C0D,                   size = $A3F3 - __OVERLAYSIZE__ - __STACKSIZE__;
+    OVL1:     file = "%O.1",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL2:     file = "%O.2",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL3:     file = "%O.3",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL4:     file = "%O.4",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL5:     file = "%O.5",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL6:     file = "%O.6",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL7:     file = "%O.7",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL8:     file = "%O.8",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+    OVL9:     file = "%O.9",           start = $C000 - __OVERLAYSIZE__, size = __OVERLAYSIZE__;
+}
+SEGMENTS {
+    LOADADDR: load = LOADADDR, type = ro;
+    EXEHDR:   load = HEADER,   type = ro;
+    STARTUP:  load = RAM,      type = ro;
+    LOWCODE:  load = RAM,      type = ro,                optional = yes;
+    INIT:     load = RAM,      type = ro,  define = yes, optional = yes;
+    CODE:     load = RAM,      type = ro;
+    RODATA:   load = RAM,      type = ro;
+    DATA:     load = RAM,      type = rw;
+    ZPSAVE:   load = RAM,      type = bss;
+    BSS:      load = RAM,      type = bss, define = yes;
+    ZEROPAGE: load = ZP,       type = zp;
+    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: segment = INIT,
+           type    = constructor,
+           label   = __CONSTRUCTOR_TABLE__,
+           count   = __CONSTRUCTOR_COUNT__;
+    CONDES: segment = RODATA,
+           type    = destructor,
+           label   = __DESTRUCTOR_TABLE__,
+           count   = __DESTRUCTOR_COUNT__;
+    CONDES: segment = RODATA,
+           type    = interruptor,
+           label   = __INTERRUPTOR_TABLE__,
+           count   = __INTERRUPTOR_COUNT__;
+}