Date: Mon, 25 Feb 2008 17:56:28 +0100 From: Kai Wang <kaiwang27@gmail.com> To: "Duane H. Hesser" <dhesser@accima.com> Cc: freebsd-usb@freebsd.org Subject: Re: usb/121052: Microsoft Notebook Optical Mouse 3000 (model 1049) doesn't work Message-ID: <20080225165628.GA56247@plan0.kaiwan.csbnet.se> In-Reply-To: <20080225075647.854d071f.dhesser@accima.com> References: <200802242330.m1ONU4H3074911@freefall.freebsd.org> <20080225022450.GA40942@plan0.kaiwan.csbnet.se> <20080225075647.854d071f.dhesser@accima.com>
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On Mon, Feb 25, 2008 at 07:56:47AM -0800, Duane H. Hesser wrote:
> On Mon, 25 Feb 2008 03:24:50 +0100
> Kai Wang <kaiwang27@gmail.com> wrote:
>
> >
> > + sc->flags = UMS_Z;
> > + sc->nbuttons = 3;
> > + sc->sc_isize = 5;
> > + sc->sc_iid = 17;
> > + sc->sc_loc_x.pos = 8;
> > + sc->sc_loc_y.pos = 16;
> > + sc->sc_loc_z.pos = 24;
> > + sc->sc_loc_btn[0].pos = 0;
> > + sc->sc_loc_btn[1].pos = 1;
> > + sc->sc_loc_btn[2].pos = 2;
>
> The above does not appear to be quite correct, despite a report from
> oliver@ that the patch is working.
>
> The ms3000 provides multiple input reports, and thus prepends and "ID"
> byte to each report, so the button bits will start at 8, and the x.pos
> will be at 16.
You are right. But it does not count that ID byte when you set
sc->sc_iid to a non-zero value.
excerpt from ums_intr():
} else {
if (sc->sc_iid) {
if (*ibuf++ != sc->sc_iid)
return;
}
}
Note that "*ibuf++"
--
Kai
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