nscsi/cd.cpp: Change interpretation of play position slightly so games with redbook audio play it again. [R. Belmont]

src/devices/bus/nscsi/cd.cpp

@@ -1608,8 +1608,20 @@ void nscsi_cdrom_apple_device::scsi_command()
 			// 1 = address is the stop address, start address was set by a TRACK SEARCH command
 			if (m_scsi_cmdbuf[1] & 0x10)
 			{
-				const auto start = cdda->get_audio_lba();
-				cdda->start_audio(start, address - start);
+				// several games' audio playback track searches the same track and assume it means "just play this track"
+				if (m_stop_position == address)
+				{
+					if (start_track >= image->get_last_track())
+					{
+						m_stop_position = image->get_track_start(0xaa);
+					}
+					else
+					{
+						m_stop_position = image->get_track_start(start_track + 1);
+					}
+				}
+
+				cdda->start_audio(address, m_stop_position - address);
 			}
 			else
 			{