Date: Mon, 01 Nov 2004 22:20:15 +0100 From: Gary Jennejohn <garyj@jennejohn.org> To: freebsd-current@freebsd.org Subject: Re: EHCI considered harmful? Message-ID: <200411012120.iA1LKFoJ008711@peedub.jennejohn.org> In-Reply-To: Your message of "Mon, 01 Nov 2004 22:41:08 %2B0800." <0411012233336.66755@www.mmlab.cse.yzu.edu.tw>
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Tai-hwa Liang writes: > On Sun, 31 Oct 2004, Ian Dowse wrote: > > Yes, the basic usb2 hub support that was added to FreeBSD in August > > has recently looped around via OpenBSD to NetBSD and picked up some > > enhancements along the way (OpenBSD added improved suspend/resume > > support, and NetBSD have begun adding transaction translation > > support). There's a patch against FreeBSD -CURRENT at > > > > http://people.freebsd.org/~iedowse/usb2_sync.diff > > > > that attempts to sync up our USB stack to include the latest USB2 > > changes from NetBSD. If you've been having trouble with EHCI it would > > be worth trying it. > > FWIW, I tried the patch on my Intel 865 box and still got sporadically > lockup at boot time.... > I tried the patch on my Gigabyte AMD64 GA-K8VNXP with: VIA 83C572 USB controller (UHCI) and VIA VT6202 USB 2.0 controller (EHCI) and for the first time in many months I was able to connect my USB 2.0 hub and ARCHOS Jukebox Recorder (USB 2.0) without getting system hangs and reboots (no panic or DDB). And I got the full USB 2.0 speed from the ARCHOS! Good stuff. --- Gary Jennejohn / garyj[at]jennejohn.org gj[at]freebsd.org garyj[at]denx.de
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