Source

neslib / nes-32k.cfg

MEMORY {

    ZP:  start = $02, size = $fc, type = rw, define = yes;

    # INES Cartridge Header
    HEADER: start = $0, size = $10, file = %O ,fill = yes;

    # 2 16K ROM Banks
    # - startup
    # - code
    # - rodata
    # - data (load)
    ROM0: start = $8000, size = $7ff4, file = %O ,fill = yes, define = yes;

    # Hardware Vectors at End of 2nd 8K ROM
    ROMV: start = $fff6, size = $c, file = %O, fill = yes;

    # 1 8k CHR Bank
    ROM2: start = $0000, size = $2000, file = %O, fill = yes;

    # standard 2k SRAM (-zeropage)
    # $0100-$0200 cpu stack
    # $0200-$0500 3 pages for ppu memory write buffer
    # $0500-$0800 3 pages for cc65 parameter stack
    SRAM: start = $0500, size = $0300, define = yes;

    # additional 8K SRAM Bank
    # - data (run)
    # - bss
    # - heap
    RAM: start = $6000, size = $2000, define = yes;

}

SEGMENTS {
    HEADER:   load = HEADER,          type = ro;
    STARTUP:  load = ROM0,            type = ro,  define = yes, optional = yes;
    LOWCODE:  load = ROM0,            type = ro,                optional = yes;
    INIT:     load = ROM0,            type = ro,  define = yes, optional = yes;
    CODE:     load = ROM0,            type = ro,  define = yes;
    RODATA:   load = ROM0,            type = ro,  define = yes;
    DATA:     load = ROM0, run = RAM, type = rw,  define = yes;
    VECTORS:  load = ROMV,            type = rw;
    CHARS:    load = ROM2,            type = rw;
    BSS:      load = RAM,             type = bss, define = yes;
    HEAP:     load = RAM,             type = bss, optional = yes;
    ZEROPAGE: load = ZP,              type = zp;
    SRAM1:    load = SRAM,	      type = bss, optional = yes;   
    SRAM2:    load = RAM,	      type = bss, 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: type = interruptor,
	    segment = RODATA,
	    label = __INTERRUPTOR_TABLE__,
	    count = __INTERRUPTOR_COUNT__;
}

SYMBOLS {
    __STACKSIZE__ = $0300;  	# 3 pages stack
}
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