dustcouncil/vectorgons
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Web, Commodore, Windows version, Linux standalone, Windows Screensaver complete.

Browse source
This commit is contained in:
The Dust Council 2026-06-05 00:39:31 -07:00
parent 47730936de
commit 9257f21598
19 changed files with 794 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

51
c64/c64-vg.cfg Normal file
View file

@ -0,0 +1,51 @@
# Custom cc65 C64 linker config for Vectorgons.
# Code/RO/DATA live below the hi-res bitmap ($0801-$1FFF); the bitmap occupies
# $2000-$3FFF; BSS/heap/C-stack live above it ($4000-$CFFF). This guarantees
# the VIC-II bitmap region is never clobbered by program data.
FEATURES {
STARTADDRESS: default = $0801;
}
SYMBOLS {
__LOADADDR__: type = import;
__EXEHDR__: type = import;
__STACKSIZE__: type = weak, value = $0800; # 2k C stack
__HIMEM__: type = weak, value = $D000;
}
MEMORY {
ZP: file = "", define = yes, start = $0002, size = $001A;
LOADADDR: file = %O, start = %S - 2, size = $0002;
HEADER: file = %O, define = yes, start = %S, size = $000D;
# Code, read-only and initialized data: must end before the bitmap at $2000.
MAIN: file = %O, define = yes, start = __HEADER_LAST__, size = $2000 - __HEADER_LAST__;
# $2000-$3FFF is reserved for the VIC-II hi-res bitmap (not mapped here).
# BSS / heap / C-stack live above the bitmap.
BSS: file = "", start = $4000, size = __HIMEM__ - __STACKSIZE__ - $4000;
}
SEGMENTS {
ZEROPAGE: load = ZP, type = zp;
LOADADDR: load = LOADADDR, type = ro;
EXEHDR: load = HEADER, type = ro;
STARTUP: load = MAIN, type = ro;
LOWCODE: load = MAIN, type = ro, optional = yes;
CODE: load = MAIN, type = ro;
RODATA: load = MAIN, type = ro;
DATA: load = MAIN, type = rw;
INIT: load = MAIN, type = rw;
ONCE: load = MAIN, type = ro, define = yes;
BSS: load = BSS, type = bss, define = yes;
}
FEATURES {
CONDES: type = constructor,
label = __CONSTRUCTOR_TABLE__,
count = __CONSTRUCTOR_COUNT__,
segment = ONCE;
CONDES: type = destructor,
label = __DESTRUCTOR_TABLE__,
count = __DESTRUCTOR_COUNT__,
segment = RODATA;
CONDES: type = interruptor,
label = __INTERRUPTOR_TABLE__,
count = __INTERRUPTOR_COUNT__,
segment = RODATA,
import = __CALLIRQ__;
}