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Path: euryale.cc.adfa.oz.au!newshost.anu.edu.au!harbinger.cc.monash.edu.au!news.cs.su.oz.au!metro!metro!munnari.OZ.AU!news.hawaii.edu!news.uoregon.edu!arclight.uoregon.edu!dispatch.news.demon.net!demon!awfulhak.demon.co.uk!awfulhak.demon.co.uk!not-for-mail From: brian@awfulhak.demon.co.uk (Brian Somers) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: Buffer overruns on sio1 serial device? Date: 9 Jun 1996 01:22:54 +0100 Organization: Coverform Ltd. Lines: 19 Message-ID: <4pd5gu$1pb@anorak.coverform.lan> References: <4opne5$pn8@mips.infocom.com> NNTP-Posting-Host: anorak.coverform.lan X-NNTP-Posting-Host: awfulhak.demon.co.uk X-Newsreader: TIN [version 1.2 PL2] Paul Retherford (paulr@infocom.com) wrote: : I am trying to set up a FreeBSD 2.1 server to receive incoming data : using the high speed serial device. The data arrives through a satellite : feed at 115k bps. The kernel recognizes the 16550A on sio1 at boot time, but : I receive buffer overruns when trying to use /dev/cuaa1 or /dev/ttyd1? : What further configuration of the device needs to happen and which is the : correct device for incoming high speed traffic? : Thanks, : Paul This shouldn't really happen unless you've got a really bad IDE controller that's stealing the interrupt priority. Try configuring your serial port at IRQ 2 (if you can) and see if it makes it better. -- Brian <brian@awfulhak.demon.co.uk> Don't _EVER_ lose your sense of humour....