Date: Wed, 24 Oct 2007 22:58:39 -0400 From: drgerlists@gmail.com (Dr. Gary E. RAFE) To: amdmi3@amdmi3.ru Cc: freebsd-usb@freebsd.org Subject: Re: how to distinguish multiple umass devices? Message-ID: <4720065f.pXzyS31GREBN7Z4DD3SoGkw2@lmrmac.uhw.utoledo.edu> In-Reply-To: <20071025011507.GA15904@hades.panopticon> References: <20071025011507.GA15904@hades.panopticon>
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Dmitry Marakasov <amdmi3@amdmi3.ru> wrote:
!I have multiple umass devices (flash key, player and photo camera), and
!I want to distinguish their devices in some way.
!
!The best thing would be to have /dev/flash, /dev/camera etc, as in this
!case I'll distinguish thoughput graphs on GKrellM system monitor. But I
!don't think it's possible, so I need a way to at least create
!corresponding symlinks in /dev. As I understand, devd is my savior, but
!there's one problem that bugs me: devd sees umass[012], but it doesn't
!know anything about da[012]. Is there guarantee that umassX matches daX,
!or is it possible to get da* device from devd on umass attach?
HAL appears solve this, but I don't need the overhead of HAL,
so I mediated the attach process with a script that is called
from devd:
attach 99 {
device-name "umass[0-9]+";
action "/usr/opt/etc/rmediactl $device-name start";
};
You are welcome to have a look at this script for some ideas:
<http://drgerlists.googlepages.com/rmediactl>;
Comments from the list are welcome.
--
Dr Gary E RAFE: drgerlists at gmail dot com
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