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Date:      Mon, 28 May 2007 14:21:23 -0600 (MDT)
From:      "M. Warner Losh" <imp@bsdimp.com>
To:        alexandre.delay@free.fr
Cc:        freebsd-usb@freebsd.org
Subject:   Re: RE : UMASS pbm at startup
Message-ID:  <20070528.142123.-749251258.imp@bsdimp.com>
In-Reply-To: <000001c7a158$29592310$0202a8c0@artemis>
References:  <20070528.120144.-957833410.imp@bsdimp.com> <000001c7a158$29592310$0202a8c0@artemis>

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In message: <000001c7a158$29592310$0202a8c0@artemis>
            "Alexandre DELAY" <alexandre.delay@free.fr> writes:
: But why does it work with an other motherboard and not with an other =
one? It
: is the same usb mass storage and the same system. Is it possible that=
 it is
: due to IRQ interruptions? Maybe that the first motherboard doesn't ha=
ve IRQ
: on USB port!?

The no IRQ is a big hint.  Often times, usb is disabled by the BIOS by
not assigning an interrupt to the controller.  You might want to check
to see if usb isn't disabled.

Also, different motherboards have different chipsets, supported by
different drivers.

Warner

: -----Message d'origine-----
: De : owner-freebsd-usb@freebsd.org [mailto:owner-freebsd-usb@freebsd.=
org] De
: la part de M. Warner Losh
: Envoy=E9 : lundi 28 mai 2007 20:02
: =C0 : hselasky@c2i.net
: Cc : freebsd-usb@FreeBSD.ORG
: Objet : Re: UMASS pbm at startup
: =

: =

: In message: <200705281912.30389.hselasky@c2i.net>
:             Hans Petter Selasky <hselasky@c2i.net> writes:
: : On Monday 28 May 2007 18:52, Aymeric MUNTZ (Cerbere3) wrote:
: : > Hi,
: : >
: : > I have a pbm with my usb disk-key under freebsd.
: : > When i start the system (FreeBSD 5.2) with the key already plugge=
d, it
: is
: : > not recognised. If I unplug and replug it, it is recognised.
: : > With an other motherboard, I do not have this problem.
: : >
: : > Is there a way to rescan for usb devices? I already tried "camcon=
trol
: : > rescan all" with no success.
: : >
: : =

: : Have you tried the SVN version of the new USB stack with FreeBSD 6.=
2 =

: : installed?
: =

: Let's just change one thing at a time...  Try going to 6.2 first. cha=
nging
: both the usb stack and the freebsd version at one time might not be w=
ise.
: We also need to track down problems in the current USB stack, since w=
e are
: never going to put hps' stack into RELENG_6. Since it hasn't yet been=

: committed to current and there's a freeze coming up shortly, it is do=
ubtful
: that it will be in RELENG_7 either. We need to not view hps' stack as=
 this
: magical thing that solves all problems because we have at least RELEN=
G_6 to
: support for a while, and may have to support the current stack in REL=
ENG_7
: too.
: =

: To be honest, I really wish Hans would be more pro-active in merging =
changes
: to the old stack so that the delta between it and his would be more
: manageable.  I've said this plenty of times privately, but no fixes t=
o the
: old stack have been forthcoming, not even new vendor IDs for existing=

: drivers...
: =

: Warner
: =

: _______________________________________________
: freebsd-usb@freebsd.org mailing list
: http://lists.freebsd.org/mailman/listinfo/freebsd-usb
: To unsubscribe, send any mail to "freebsd-usb-unsubscribe@freebsd.org=
"
: =

: =

: =




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