*BSD News Article 87067


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From: tls@panix.com (Thor Lancelot Simon)
Newsgroups: comp.unix.bsd.misc,comp.unix.bsd.bsdi.misc,comp.unix.bsd.freebsd.misc,comp.unix.bsd.netbsd.misc
Subject: Re: Running several networking cards in one system?
Date: 19 Jan 1997 15:26:54 -0500
Organization: Panix
Lines: 22
Message-ID: <5bu02e$ip2@panix2.panix.com>
References: <6OBfLaMbNgB@me-tech.pfm-mainz.de> <5br088$e5s@verdi.nethelp.no> <5bsc1d$hg4@panix2.panix.com> <5bsm97$l9a@verdi.nethelp.no>
Reply-To: tls@rek.tjls.com
NNTP-Posting-Host: panix2.panix.com
Xref: euryale.cc.adfa.oz.au comp.unix.bsd.misc:1947 comp.unix.bsd.bsdi.misc:5643 comp.unix.bsd.freebsd.misc:34255 comp.unix.bsd.netbsd.misc:5206

In article <5bsm97$l9a@verdi.nethelp.no>,
Steinar Haug <sthaug@nethelp.no> wrote:
>[Thor Lancelot Simon]
>
>| >There are two-port cards available from SMC and ZNYX, and four-port cards
>| >available from Cogent and ZNYX. The SMC cards use two INTs, the ZNYX and
>| >Cogent cards only use one INT.
>|  
>| That's not necessarily correct.  It's all dependent upon how your BIOS (on
>| the PC) or operating system configures the PCI bridge and the Ethernet chips
>| behind it.
>
>Um, the SMC uses INTA and INTB - it is of course up to the BIOS to map
>these. The Cogent and Znyx cards *only* use INTA, so there's no way to
>map those (two or four) ports to more than one IRQ.

*Sigh* Compliant PCI devices are *not* supposed to hardwire their PCI INT.

-- 
Thor Lancelot Simon	                                          tls@panix.COM

 Stumbling drunk in the railyard looking for God: http://www.panix.com/~tls/