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Date: Mon, 21 Mar 2016 12:05:27 +0100
From: Tijl Coosemans <tijl@FreeBSD.org>
To: Matthias Apitz <guru@unixarea.de>
Cc: freebsd-questions@freebsd.org
Subject: Re: USB printer && ulpt.ko
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On Mon, 21 Mar 2016 12:01:01 +0100 Matthias Apitz <guru@unixarea.de> wrote:
> The pkg message of the pkh hplip says:
> 
> $ pkg info --pkg-message hplip-3.14.10_1 
> hplip-3.14.10_1:
> Always:
> =====================================================================
> 
> HPLIP expects printers to be attached as a ugen(4) devices.  This
> means that you must NOT have "device ulpt" in your kernel and ulpt
> must NOT be loaded as a kernel module (you may also want to compile
> ...
> 
> and I do not have compiled in the device and not lodaded at boot:
> 
> # kldload ulpt
> # 
> 
> i.e. I could load it fine which shows that ulpt is not loaded.
> 
> It seems that on device attach the devd fires up the loading of it:
> 
> # tail /var/log/messages
> Mar 20 20:21:00 freeyaz kernel: ugen0.3: <HP> at usbus0
> Mar 20 20:21:00 freeyaz root: Unknown USB device: vendor 0x03f0 product 0xac11 bus uhub0
> Mar 20 20:21:00 freeyaz kernel: ulpt0: <HP Deskjet 2510 series, class 0/0, rev 2.00/1.00, addr 3> on usbus0
> Mar 20 20:21:00 freeyaz kernel: ulpt0: using bi-directional mode
> ...
> 
> How is the correct way to avoid this loading via /etc/devd/usb.conf?

The pkg-message should be removed.  It's no longer relevant.  It's ok
if ulpt is loaded.