// Load parses an IHEX file from r and loads the program data contained in
// it into em.
func Load(em *emulator.Emulator, r io.Reader) (err error) {
dec := ihex.NewDecoder(r)
buf := make([]uint16, 0, 8)
for dec.Scan() {
rec := dec.Record()
if rec.Type == ihex.Data {
buf = buf[:0]
for i := 0; i+1 < len(rec.Data); i += 2 {
lo := uint16(rec.Data[i])
hi := uint16(rec.Data[i+1])
buf = append(buf, (hi<<8)|lo)
}
em.WriteProg(rec.Address>>1, buf)
}
}
return dec.Err()
}
