MEMORY {
    # iNES header.
    HEADER: start = $0, size = $10, fill = yes;

    # Banked PRG ROM: one for the NES game, the other for the library.
    PRG0: start = $8000, size = $4000, fill = yes, fillval = $00, define = yes;
    PRG1: start = $C000, size = $3FFA, fill = yes, fillval = $01, define = yes;

    # Hardware Vectors.
    ROMV: start = $FFFA, size = $0006, fill = yes;

    # No banking on CHR, we keep it simple.
    ROM2: start = $0000, size = $2000, fill = yes, fillval = $02;
}

SEGMENTS {
    HEADER:  load = HEADER, type = ro;
    FIXED:   load = PRG0, type = ro;
    LIBTREE: load = PRG1, type = ro;
    VECTORS: load = ROMV, type = ro;
    CHARS:   load = ROM2, type = ro;
}