From: Gerd Hoffmann <kraxel@redhat.com>
To: Roy Tam <roytam@gmail.com>
Cc: qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] usb: change VID/PID for usb-hub and usb-msd to prevent conflict
Date: Thu, 15 Sep 2011 18:06:17 +0200 [thread overview]
Message-ID: <4E722279.2030007@redhat.com> (raw)
In-Reply-To: <CAA=zYJauYBODqRDwZ4nXoopmcOUqRNUr-b9MZeEtV-UxvLT_6A@mail.gmail.com>
On 09/15/11 05:25, Roy Tam wrote:
> Some USB drivers, for example USBASPI.SYS, will skip different type of
> device which has same VID/PID. The following patch helps preventing
> usb-msd being skipped by the driver.
How and why did you pick those IDs?
> static const USBDesc desc_hub = {
> .id = {
> - .idVendor = 0,
> - .idProduct = 0,
> + .idVendor = 0x0409,
> + .idProduct = 0x55aa,
lsusb says: Bus 004 Device 002: ID 0409:55aa NEC Corp. Hub
Looks sensible. Is that actually a USB 1.1 Hub?
> static const USBDesc desc = {
> .id = {
> - .idVendor = 0,
> - .idProduct = 0,
> + .idVendor = 0x46f4,
> + .idProduct = 0x0001,
lsusb doesn't find those IDs in the database.
cheers,
Gerd
next prev parent reply other threads:[~2011-09-15 16:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-15 3:25 [Qemu-devel] [PATCH] usb: change VID/PID for usb-hub and usb-msd to prevent conflict Roy Tam
2011-09-15 16:06 ` Gerd Hoffmann [this message]
2011-09-16 0:14 ` Roy Tam
2011-09-16 9:46 ` Gerd Hoffmann
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