# linker config to produce simple Gamate cartridge (.bin)

SYMBOLS {
        __STARTUP__:   type = import;
        __STACKSIZE__: type = weak, value = $0080; # 1 page stack
}

MEMORY {
        # 0000-03ff is RAM
        # FIXME: what zp range can we actually use?
        ZP: start = $0020, size = $e0;
        CPUSTACK: start = $0100, size =$100;
        RAM: start = $0200, size = $200 - __STACKSIZE__, define = yes;

        CARTHEADER:   file = %O, define = yes, start = %S,               size = $0029;
        # 6000-e000 can be (Cartridge) ROM
        # WARNING: fill value must be $00 else it will no more work
        #ROM: start = $6000, size = $1000, fill = yes, fillval = $00, file = %O, define = yes;
        #ROMFILL: start = $7000, size = $7000, fill = yes, fillval = $00, file = %O, define = yes;
        # for images that have code >$6fff we must calculate the checksum!
        ROM: start = $6000 + $29, size = $8000 - $29, fill = yes, fillval = $00, file = %O, define = yes;
}

SEGMENTS {
        ZEROPAGE: load = ZP, type = zp, define = yes;
        EXTZP: load = ZP, type = zp, define = yes, optional = yes;
        APPZP: load = ZP, type = zp, define = yes, optional = yes;
        STARTUP:   load = CARTHEADER,           type = ro, define=yes;
        INIT:    load = ROM, type = ro, define = yes, optional = yes;
        CODE: load = ROM, type = ro, define=yes;
        RODATA: load = ROM, type = ro, define=yes;
        DATA: load = ROM, run=RAM, type = rw, define = yes;
        BSS: load = RAM, type = bss, define = yes;
}

FEATURES {
        CONDES: segment = RODATA, 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__, import  = __CALLIRQ__;
}