Date: Tue, 17 Jan 2006 16:29:38 -0700 (MST) From: Warner Losh <imp@bsdimp.com> To: nox@jelal.kn-bremen.de Cc: freebsd-usb@freebsd.org Subject: Re: ehci not used(?) when connected device turned on later Message-ID: <20060117.162938.68129078.imp@bsdimp.com> In-Reply-To: <20060117225131.GA6571@saturn.kn-bremen.de> References: <20060117225131.GA6571@saturn.kn-bremen.de>
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From: Juergen Lock <nox@jelal.kn-bremen.de> Subject: ehci not used(?) when connected device turned on later Date: Tue, 17 Jan 2006 23:51:31 +0100 > Is this a known problem with the 5.4 usb code? > > 1. connect an externally powered umass device (eg a harddrive with > its own psu) thats turned off > 2. boot freebsd > 3. turn the device on later > > then it gets only usb 1.1 speed even when ehci is in the kernel. > You have to reconnect it _while being turned on_ to get usb2 speed. > Same problem if you turn it off after use and later turn it back on > while still being connected... > > Is there a fix? (With linux it works as expected, if that means > anything... :) > > Oh, please Cc me with followups, I'm not subscribed on -usb (yet?) I have no idea what you are saying. ehci is used for me when I plug in my devices, or when I turn them on. Do you have ehci in your kernel? It was disabled by default in 5.4. Warner
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