Date: Sun, 21 Jun 1998 06:42:48 -0400 (EDT) From: Peter Dufault <dufault@hda.com> To: ken@plutotech.com (Kenneth D. Merry) Cc: jonny@jonny.eng.br, ken@plutotech.com, mjacob@feral.com, julian@whistle.com, ckempf@enigami.com, freebsd-scsi@FreeBSD.ORG Subject: Re: Rolling CAM in, what is still needed? Message-ID: <199806211042.GAA27420@hda.hda.com> In-Reply-To: <199806210305.VAA20485@panzer.plutotech.com> from "Kenneth D. Merry" at "Jun 20, 98 09:05:37 pm"
next in thread | previous in thread | raw e-mail | index | archive | help
> > Isn't this what /dev/xxx.ctl does ? > > My guess is that that is what it was supposed to do in theory, but > in practice, I don't think it does. I looked at the open routines in the > current cd, sd and st drivers, and none of them check to see if it was the > control device that was opened. So if no media is in the drive, the open > will fail. Take a look at scsi_open. All opens go through there first, and that is where it checks to see if it is the control device. Peter -- Peter Dufault (dufault@hda.com) Realtime development, Machine control, HD Associates, Inc. Safety critical systems, Agency approval To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199806211042.GAA27420>