[cups.bugs] USB printer not recognized

[Michael Sweet]

[FWIW, posting a message here is not the same as filing a bug - for that go to "http://www.cups.org/str.php"...]

On Jan 5, 2012, at 1:07 AM, angelo wrote:

> Hi all,
> 
> i am posting this issue as a CUPS bug, since kernel (lsusb) is detecting the printer correctly, but doing "Add Printer" or "Find New Printers" on CUPS don't produce any USB printer detection.

The kernel driver has a bunch of workarounds for non-conforming printers.  The libusb-based USB backend does not.

In particular, this printer needs firmware uploaded to it and does not support protocol level 1...

> 
> Below information of my system:
> 
> Linux version 3.1.6 (root at angel3) (gcc version 4.6.2 (Debian 4.6.2-9) )
> CUPS 1.5.0 (tested also 1.4.8 and 1.6.-svn, same issue)
> 
> 
> -->lsusb                                                                         ...
> Bus 001 Device 004: ID 03f0:3d17 Hewlett-Packard LaserJet P1005
> ..
> 
> `--> sudo tail /var/log/messages
> Jan  5 10:03:11 angel3 kernel: [ 2064.800796] usblp0: removed
> Jan  5 10:03:12 angel3 kernel: [ 2066.397015] usb 1-2: new high speed USB device number 6 using ehci_hcd
> Jan  5 10:03:13 angel3 kernel: [ 2066.531822] usb 1-2: New USB device found, idVendor=03f0, idProduct=3d17
> Jan  5 10:03:13 angel3 kernel: [ 2066.531824] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
> Jan  5 10:03:13 angel3 kernel: [ 2066.531826] usb 1-2: Product: HP LaserJet P1005
> Jan  5 10:03:13 angel3 kernel: [ 2066.531827] usb 1-2: Manufacturer: Hewlett-Packard
> Jan  5 10:03:13 angel3 kernel: [ 2066.531829] usb 1-2: SerialNumber: BC01Z4L
> Jan  5 10:03:13 angel3 kernel: [ 2066.534980] usblp0: USB Bidirectional printer dev 6 if 0 alt 0 proto 2 vid 0x03F0 pid 0x3D17
> Jan  5 10:03:13 angel3 /etc/hotplug/usb/hpljP1005: foo2zjs: loading HP LaserJet P1005 firmware /usr/share/foo2xqx/firmware/sihpP1005.dl to /dev/usb/lp0 ...
> Jan  5 10:03:13 angel3 /etc/hotplug/usb/hpljP1005: foo2zjs: ... download successful.
> 
> root at angel3> lpinfo -v -b
> network beh
> network https
> network http
> network ipp
> network lpd
> network ipps
> network socket
> serial serial:/dev/ttyS0?baud=115200
> direct hp
> 
> No usb device visible.
> 
> If i use as a workaround the url composed manually as:
> hp:/usb/HP_LaserJet_P1005?serial=BC01Z4L
> 
> everything work.
> 
> Regards,
> Angelo
> 
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> 
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_________________________________________________________
Michael Sweet, Senior Printing System Engineer, PWG Chair