Subject: Re: serial ports
To: Mike Hibler <mike@cs.utah.edu>
From: jason downs <downsj@CSOS.ORST.EDU>
List: port-hp300
Date: 06/21/1994 08:56:38
In message <9406211446.AA12261@cs.utah.edu>, Mike Hibler writes:
>> To: port-hp300@sun-lamp.cs.berkeley.edu
>> Subject: serial ports
>> From: jason downs <downsj@CSOS.ORST.EDU>
>> Date: Tue, 21 Jun 1994 02:21:29 -0700
>>
>> the dca serial port actually appears to be *worse* since the 4.4 integration
>..
>> does anyone have any ideas about this, at all? (i.e., before you could at le
>ast
>> login from a dca console; now even that is impossible.)
>>
>Worse in what sense? Dropped chars? Generally not working? I hacked it
>quite a bit for 4.4 since I had an unbuffered serial port on my machine at
>home. I can receive at 19.2k baud without dropping chars. It is possible
>I could have broken something for buffered port (ala the 345/375/4xx).
'generally not working'. it looks like the same ioctl problem, only worse.
i.e., you can get as far as the 'Password:' prompt from login, but when
it tries to turn off echo it blows the serial ports brains out.
>> as well, has anyone tried the dcm drivers lately?
>>
>CSRG uses the dcm quite heavily (for their SLIP lines) on their 4.4 machines
>so I wouldn't expect any major problems.
cool. i'm thinking of using them for serving UUCP.
--
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