X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=cfg%2Fatarixl-overlay.cfg;h=923436497558b77768bae748419c37b8d78291b9;hb=7d9485f6bc736a8ad7f8aeade9566190e49b1f78;hp=02becd29ba1368a46807c26800c00679143ffadf;hpb=98c47d187728980b61363f3b34c5008d1d2f78e6;p=cc65 diff --git a/cfg/atarixl-overlay.cfg b/cfg/atarixl-overlay.cfg index 02becd29b..923436497 100644 --- a/cfg/atarixl-overlay.cfg +++ b/cfg/atarixl-overlay.cfg @@ -1,54 +1,101 @@ FEATURES { - STARTADDRESS: default = $2E00; + STARTADDRESS: default = $2400; } SYMBOLS { - __STACKSIZE__: type = weak, value = $0800; # 2k stack - __OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay - __RESERVED_MEMORY__: type = weak, value = $0000; + __EXEHDR__: type = import; + __SYSTEM_CHECK__: type = import; # force inclusion of "system check" load chunk + __AUTOSTART__: type = import; # force inclusion of autostart "trailer" + __STACKSIZE__: type = weak, value = $0800; # 2k stack + __OVERLAYSIZE__: type = weak, value = $1000; # 4k overlay + __STARTADDRESS__: type = export, value = %S; } MEMORY { - ZP: file = "", define = yes, start = $0082, size = $007E; - HEADER: file = %O, start = $0000, size = $0006; - RAM: file = %O, start = %S + __OVERLAYSIZE__, size = $BC20 - __STACKSIZE__ - __OVERLAYSIZE__ - %S; - TRAILER: file = %O, start = $0000, size = $0006; - OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__; - OVL2: file = "%O.2", start = %S, size = __OVERLAYSIZE__; - OVL3: file = "%O.3", start = %S, size = __OVERLAYSIZE__; - OVL4: file = "%O.4", start = %S, size = __OVERLAYSIZE__; - OVL5: file = "%O.5", start = %S, size = __OVERLAYSIZE__; - OVL6: file = "%O.6", start = %S, size = __OVERLAYSIZE__; - OVL7: file = "%O.7", start = %S, size = __OVERLAYSIZE__; - OVL8: file = "%O.8", start = %S, size = __OVERLAYSIZE__; - OVL9: file = "%O.9", start = %S, size = __OVERLAYSIZE__; + ZP: file = "", define = yes, start = $0082, size = $007E; + +# just $FFFF + HEADER: file = %O, start = $0000, size = $0002; + +# "system check" load chunk + SYSCHKHDR: file = %O, start = $0000, size = $0004; + SYSCHKCHNK: file = %O, start = $2E00, size = $0300; + SYSCHKTRL: file = %O, start = $0000, size = $0006; + +# "shadow RAM preparation" load chunk + SRPREPHDR: file = %O, start = $0000, size = $0004; + SRPREPCHNK: file = %O, define = yes, start = %S + __OVERLAYSIZE__, size = $7C20 - %S - __OVERLAYSIZE__ - $07FF; # $07FF: space for temp. chargen buffer, 1K aligned + SRPREPTRL: file = %O, start = $0000, size = $0006; + +# "main program" load chunk + MAINHDR: file = %O, start = $0000, size = $0004; + MAIN: file = %O, define = yes, start = %S + __OVERLAYSIZE__ + + __LOWBSS_SIZE__, size = $D000 - __STACKSIZE__ - %S - __OVERLAYSIZE__ - __LOWBSS_SIZE__; + +# defines entry point into program + TRAILER: file = %O, start = $0000, size = $0006; + +# memory beneath the ROM preceeding the character generator + HIDDEN_RAM2: file = "", define = yes, start = $D800, size = $0800; + +# address of relocated character generator (same addess as ROM version) + CHARGEN: file = "", define = yes, start = $E000, size = $0400; + +# memory beneath the ROM + HIDDEN_RAM: file = "", define = yes, start = $E400, size = $FFFA - $E400; + +# overlays + OVL1: file = "%O.1", start = %S, size = __OVERLAYSIZE__; + OVL2: file = "%O.2", start = %S, size = __OVERLAYSIZE__; + OVL3: file = "%O.3", start = %S, size = __OVERLAYSIZE__; + OVL4: file = "%O.4", start = %S, size = __OVERLAYSIZE__; + OVL5: file = "%O.5", start = %S, size = __OVERLAYSIZE__; + OVL6: file = "%O.6", start = %S, size = __OVERLAYSIZE__; + OVL7: file = "%O.7", start = %S, size = __OVERLAYSIZE__; + OVL8: file = "%O.8", start = %S, size = __OVERLAYSIZE__; + OVL9: file = "%O.9", start = %S, size = __OVERLAYSIZE__; } SEGMENTS { - EXEHDR: load = HEADER, type = ro; - STARTUP: load = RAM, type = ro, define = yes; - LOWCODE: load = RAM, type = ro, define = yes, optional = yes; - INIT: load = RAM, type = ro, optional = yes; - CODE: load = RAM, type = ro, define = yes; - RODATA: load = RAM, type = ro; - DATA: load = RAM, type = rw; - ZPSAVE: load = RAM, type = bss, define = yes; - BSS: load = RAM, type = bss, define = yes; - ZEROPAGE: load = ZP, type = zp; - EXTZP: load = ZP, type = zp, optional = yes; - AUTOSTRT: load = TRAILER, type = ro; - 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; + ZEROPAGE: load = ZP, type = zp; + EXTZP: load = ZP, type = zp, optional = yes; + + EXEHDR: load = HEADER, type = ro; + + SYSCHKHDR: load = SYSCHKHDR, type = ro, optional = yes; + SYSCHK: load = SYSCHKCHNK, type = rw, define = yes, optional = yes; + SYSCHKTRL: load = SYSCHKTRL, type = ro, optional = yes; + + SRPREPHDR: load = SRPREPHDR, type = ro; + LOWBSS: load = SRPREPCHNK, type = bss, define = yes; # shared btw. SRPREPCHNK and RAM, not zero initialized + SRPREP: load = SRPREPCHNK, type = rw, define = yes; + SHADOW_RAM: load = SRPREPCHNK, run = HIDDEN_RAM, type = rw, define = yes, optional = yes; + SHADOW_RAM2: load = SRPREPCHNK, run = HIDDEN_RAM2, type = rw, define = yes, optional = yes; + SRPREPTRL: load = SRPREPTRL, type = ro; + + MAINHDR: load = MAINHDR, type = ro; + STARTUP: load = MAIN, type = ro, define = yes; + LOWCODE: load = MAIN, type = ro, define = yes, optional = yes; + ONCE: load = MAIN, type = ro, optional = yes; + CODE: load = MAIN, type = ro, define = yes; + RODATA: load = MAIN, type = ro; + DATA: load = MAIN, type = rw; + INIT: load = MAIN, type = rw, optional = yes; + BSS: load = MAIN, type = bss, define = yes; + AUTOSTRT: load = TRAILER, type = ro; + + 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: type = constructor, label = __CONSTRUCTOR_TABLE__, count = __CONSTRUCTOR_COUNT__, - segment = INIT; + segment = ONCE; CONDES: type = destructor, label = __DESTRUCTOR_TABLE__, count = __DESTRUCTOR_COUNT__,