Date: Sat, 31 Jan 2009 19:06:28 -0800 From: Alfred Perlstein <alfred@freebsd.org> To: Andrew Thompson <thompsa@FreeBSD.org> Cc: freebsd-usb@freebsd.org Subject: Re: USB2 patches Message-ID: <20090201030628.GE65558@elvis.mu.org> In-Reply-To: <20090131231957.GB31825@citylink.fud.org.nz> References: <20090131231957.GB31825@citylink.fud.org.nz>
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I'll defer to Hans if he feels confident or not about this. For what it's worth, we're about to switch GENERIC to use usb4bsd. -Alfred * Andrew Thompson <thompsa@FreeBSD.org> [090131 15:20] wrote: > Hi, > > > I have several patches in my svn user branch that I would like to see > committed to HEAD. Some of these change the usb2 core code so I am > interested in feedback or shootdowns. I am right behind the change to > USB2 and this is an effort to help. > > The patch can be found here, > http://people.freebsd.org/~thompsa/usb_head1.diff > 73 files changed, 9229 insertions(+), 13261 deletions(-) > > but its rather large so it may be easier to look at the various changes > via the svn web interface. > > http://svn.freebsd.org/viewvc/base/user/thompsa/usb/ > > > r187750 > http://svn.freebsd.org/viewvc/base?view=revision&revision=187750 > > Change over to using taskqueue(9) instead of hand rolled threads and > the config_td system. This removes the config_td code and makes the > API much simpler to use. > > r187751, r187752, r187753, r187754, r187755, r187756 > http://svn.freebsd.org/viewvc/base?view=revision&revision=187751 > > Change over to usb2_proc w/ taskqueues for the usb2/ethernet, > usb2/serial and usb2/wlan code. > > r187965 > http://svn.freebsd.org/viewvc/base?view=revision&revision=187965 > > Move most of the ifnet logic into the usb2_ethernet module, this includes, > - make all usb ethernet interfaces named ue%d > - handle all threading in usb2_ethernet > - provide default ioctl handler > - handle mbuf rx > - provide locked callbacks for init,start,stop,etc > > The drivers are not much more than data pushers now. > > > regards, > Andrew -- - Alfred Perlstein
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