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# TODO: get rid of some of the chunks like HEADER SYSCHKHDR etc.
# right now I'm killing them with -Wl options to cl65.

FEATURES {
    STARTADDRESS: default = $2000;
}
SYMBOLS {
    __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
    __STARTADDRESS__:    type = export, value = %S;
    __RESERVED_MEMORY__: type = weak, value = $0000;
}
MEMORY {
    ZP:            file = "", define = yes, start = $0082, size = $007E;

# file header, 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;

# "main program" load chunk
    MAINHDR:       file = %O,               start = $0000, size = $0004;
    RAM:           file = %O, define = yes, start = %S,    size = $BC20 - __STACKSIZE__ - __RESERVED_MEMORY__ - %S;
    TRAILER:       file = %O,               start = $0000, size = $0006;

# read-only data (and some code) goes in a cart bank
    HIGHDATA:      file = "rodata.8000"     start = $8000, size = $2000;

}
SEGMENTS {
    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;
    MAINHDR:   load = MAINHDR,    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 = HIGHDATA,        type = ro;
    HIGHCODE:  load = HIGHDATA,        type = ro;
    DATA:      load = RAM,        type = rw;
    INITBSS:   load = RAM,        type = bss,               optional = 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;
    ONCE:      load = RAM,        type = ro,                optional = yes;
}
FEATURES {
    CONDES: type    = constructor,
            label   = __CONSTRUCTOR_TABLE__,
            count   = __CONSTRUCTOR_COUNT__,
            segment = INIT;
    CONDES: type    = destructor,
            label   = __DESTRUCTOR_TABLE__,
            count   = __DESTRUCTOR_COUNT__,
            segment = RODATA;
    CONDES: type    = interruptor,
            label   = __INTERRUPTOR_TABLE__,
            count   = __INTERRUPTOR_COUNT__,
            segment = RODATA,
            import  = __CALLIRQ__;
}