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From: joel@locus.com (Joel Lilienkamp)
Newsgroups: comp.unix.aix
Subject: Re: Extended Hardware Buffering on PS/2?
Keywords: serial tty PS/2
Message-ID: <1991Jun06.012349.617281@locus.com>
Date: 6 Jun 91 01:23:49 GMT
References: <3587@opal.cs.tu-berlin.de>
Distribution: comp
Organization: Locus Computing Corporation, Inglewood, CA
Lines: 8

In article <3587@opal.cs.tu-berlin.de> czahl@opal.cs.tu-berlin.de (Christian Zahl) writes:
>One question on the serial device driver for AIX 1.2 running on PS/2:
>  Does the DD supports the Extended Hardware Buffering (e.g. use it the
>  FIFO) if there is a 16550 UART installed? Or is there any special to
>  do?

Support for using the FIFO is included in AIX 1.2.  The driver detects
if the hardware is present and uses the FIF if it is present.