121     def start(self):  member in HDAStream
648 def win_read(base, start, length):  argument
651                         for x in range(start, start + length))
654         log.error("IndexError in bar4_mmap[%d + %d]", base, start)
675         (wlen, start, end, seq) = win_hdr(hdr)
682             last_seq = seq if args.no_history else (seq - ((end - start) % wlen))
683         if seq == last_seq or start == end:
686         if behind > ((end - start) % wlen):
694         if start1 == start and seq1 == seq:
711     (wlen, start, end, seq) = win_hdr(hdr)
720         start = end
724         avail = (wlen - 1) - idx_sub(wlen, end, start)
726             hdr.START = idx_mod(wlen, start + (lenmsg - avail))
845         hda_streams[stream_id].start()