From owner-freebsd-usb@FreeBSD.ORG  Tue Jun 26 14:50:42 2007
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From: Hans Petter Selasky <hselasky@c2i.net>
To: Ian FREISLICH <ianf@clue.co.za>
Date: Tue, 26 Jun 2007 16:50:38 +0200
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Cc: freebsd-usb@freebsd.org
Subject: Re: USB mouse works again in current!!!
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On Tuesday 26 June 2007 15:14, Ian FREISLICH wrote:
> Hans Petter Selasky wrote:
> > Hi Ian,
> >
> > On Tuesday 26 June 2007 14:03, Ian FREISLICH wrote:
> > > Hans Petter Selasky wrote:
> > > > Hi Ian,
> > > >
> > > > Debugging Host Controller Halted is not so easy. It usually means
> > > > that the DMA memory corrupted.
> > >
> > > I gathered it's not that easy.  The controller that breaks is this one:
> > >
> > > uhci3@pci0:29:3:        class=0x0c0300 card=0x72708086 chip=0x27cb8086
> > > rev=0x02 hdr=0x00 vendor     = 'Intel Corporation'
> > >     device     = '82801G (ICH7 Family) USB Universal Host Controller'
> > >     class      = serial bus
> > >     subclass   = USB
> > >
> > > uhci3: <UHCI (generic) USB controller> port 0x4040-0x405f irq 16 at
> > > device 29.3 on pci0 uhci3: [GIANT-LOCKED]
> > > uhci3: [ITHREAD]
> > > uhci3: LegSup = 0x1010
> > > usb3: <UHCI (generic) USB controller> on uhci3
> > > usb3: USB revision 1.0
> > > usbd_get_string: getting lang failed, using 0
> > > uhub3: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb3
> > > uhub3: 2 ports with 2 removable, self powered
> > >
> > > > Have you tried my new USB stack, popularly called HPS USB stack ?
> > >
> > > No, I'm going to try that now.  I'm assuming it's:
> > > http://www.turbocat.net/~hselasky/usb4bsd/
> >
> > Yes, that is correct.
> >
> > If you are building with the latest FreeBSD-7 current, then be aware that
> > it might break. You need to zero at least "/usr/src/sys/dev/usb/umass.c"
> > after installation.
> >
> > In general, just zero out the files that won't compile, if you get any
> > build errors.
>
> I'm running the latest current.  After doing as you suggest, will
> I still have access to USB mass storage?  If not, then this isn't
> really a workable solution.

No, you will not have access to USB mass storage unless you update "umass.c" 
so that it compiles. This is because they recently changed the CAM API.

I will probably fix this at some point, but not right now.

Also there is a contigmalloc bug in FreeBSD-7 current, last time I checked, 
which you maybe also want to patch.

--HPS