def METHOD_NAME(self, pnr, args):
    options = dict(
        nextpnr_options=args.split(),
        arachne_pnr_options=args.split(),
        pnr=pnr,
        part=self.device
    )
    edam = dict()
    edam['files'] = self.files
    edam['name'] = self.project_name
    edam['toplevel'] = self.top
    edam['tool_options'] = dict(icestorm=options)
    return edam