On Sun, 31 Oct 2004, Ian Dowse wrote: > In message <20041029123322.GA7181_at_bingo.tenfour>, Dick Davies writes: >> * Andre Guibert de Bruet <andy_at_siliconlandmark.com> [1026 11:26]: >>> This is my understanding of the current state of our USB ehci support: >>> ehci only works with certain chipsets. On the ones that it does work with, >>> you do not want to have a USB2 hub connected (With ehci in your config) as >>> it will not be supported. Removing ehci from your kernel lets you use a >>> USB2 hub in 1.1 mode. >> >> Just thought I'd mention that netbsd CURRENT got usb2 hub support in its echi >> driver last week. I don't know how easy a merge would be, but if anyone needs >> usb2 hub support, might be worth a look. > > 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.... http://lists.freebsd.org/pipermail/freebsd-current/2004-October/041783.html Not sure whether this is correlated to EHCI since it's also boot time locking up with corrupted OHCI version: http://lists.freebsd.org/pipermail/freebsd-current/2004-October/039973.htmlReceived on Mon Nov 01 2004 - 13:41:10 UTC
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