16c95x Serial Port Driver !exclusive!

The 16C95x driver is essential in:

module_init(serial_init);

Restart your computer to initialize the new buffer settings. Optimization: Configuring the 128-Byte FIFO 16c95x serial port driver

If the port is built into your PC (like an HP ProDesk 600 G1 Go to product viewer dialog for this item. 16c95x serial port driver

| Symptom | Likely Cause | Fix | |---------|--------------|-----| | Tx stops after first byte | THRE interrupt not re-enabled | Check start_tx() enables IER_THRI | | Rx overrun errors | Rx FIFO threshold too high | Lower TLR value or increase CPU responsiveness | | Spurious CTS/RTS changes | Auto flow control misconfigured | Verify EFR bits and MCR_AFE | | Baud rate off by factor 2 | Forgot DLAB=1 when setting divisor | Re-check initialization order | 16c95x serial port driver