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From: Jonathan Fosburgh <syjef@mdanderson.org>
Organization: UT MD Anderson Cancer Center
To: freebsd-questions@freebsd.org
Date: Thu, 29 Dec 2005 10:06:16 -0600
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Cc: Teilhard Knight <teilhk@crosswinds.net>
Subject: Re: USB mice
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On Saturday 24 December 2005 04:15, Teilhard Knight wrote:

>
> It didn't work. Actually I have a little more than a USB mouse, I have a
> wireless mouse and wireless keyboard which are both controlled by a centr=
al
> unit which plugs into an USB port in the computer. The keyboard works wel=
l,
> with the option of booting with an USB keyboard, but I cannot make the
> mouse work. Any suggestions?
>

Try one of the attached patches.  They are taken from usb/77604.  The patch=
 is=20
now known to work with at least three different manufacturers mice, and so=
=20
far as I have been able to tell doesn't break anything that works without i=
t. =20
Maybe someone will eventually commit these patches to the appropriate trees=
,=20
the PR has only been open for about 10 months...

Choose one of the patches based on the release of FreeBSD you are using.  t=
he=20
hid.c.patch file is for RELENG_5, hid.c.patch.6 is for RELENG_6 and HEAD.=20
Deposit the file in /usr/src/sys/dev/usb and run patch <hid.c.patch[.6] the=
n=20
recompile and reinstall your kernel.

=2D-=20
Jonathan Fosburgh
AIX and Storage Administrator
UT MD Anderson Cancer Center
Houston, TX=20

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=2D-- hid.c.orig	Sun Feb  6 06:41:00 2005
+++ hid.c	Wed Mar  9 11:31:02 2005
@@ -371,14 +371,23 @@
 {
 	struct hid_data *d;
 	struct hid_item h;
=2D	int size, id;
+	int hi, lo, size, id;
=20
 	id =3D 0;
+	hi =3D lo =3D -1;
 	for (d =3D hid_start_parse(buf, len, 1<<k); hid_get_item(d, &h); )
=2D		if (h.report_ID !=3D 0 && !id)
=2D			id =3D h.report_ID;
+		if (h.kind =3D=3D k) {
+                       if (h.report_ID !=3D 0 && !id)
+                               id =3D h.report_ID;
+                       if (h.report_ID =3D=3D id) {
+                               if (lo < 0)
+                                       lo =3D h.loc.pos;
+                               hi =3D h.loc.pos + h.loc.size * h.loc.count;
+                       }
+               }
+
 	hid_end_parse(d);
=2D	size =3D h.loc.pos;
+	size =3D hi - lo;
 	if (id !=3D 0) {
 		size +=3D 8;
 		*idp =3D id;	/* XXX wrong */

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=2D-- hid.c.orig	Tue Feb 22 01:27:35 2005
+++ hid.c	Tue Feb 22 01:38:44 2005
@@ -371,14 +371,22 @@ hid_report_size(void *buf, int len, enum
 {
 	struct hid_data *d;
 	struct hid_item h;
=2D	int size, id;
+	int hi, lo, size, id;
=20
 	id =3D 0;
+	hi =3D lo =3D -1;
 	for (d =3D hid_start_parse(buf, len, 1<<k); hid_get_item(d, &h); )
=2D		if (h.report_ID !=3D 0)
=2D			id =3D h.report_ID;
+		if (h.kind =3D=3D k) {
+			if (h.report_ID !=3D 0 && !id)
+				id =3D h.report_ID;
+			if (h.report_ID =3D=3D id) {
+				if (lo < 0)
+					lo =3D h.loc.pos;
+				hi =3D h.loc.pos + h.loc.size * h.loc.count;
+			}
+		}
 	hid_end_parse(d);
=2D	size =3D h.loc.pos;
+	size =3D hi - lo;
 	if (id !=3D 0) {
 		size +=3D 8;
 		*idp =3D id;	/* XXX wrong */


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