On Friday 03 July 2009 17:26:00 Patrick Lamaiziere wrote:

quoted text
> Hello,

>

> [Yesterday CURRENT/i386]

>

> I've got some troubles with unlpt, most of the time I can't print and I

> must stop cupsd, kill -9 the process usb, and unplug the USB printer.

> Then it works again for some time (but mostly one time).

>

> The printer is a Brother HL-1430 (working fine under FreeBSD since

> FreeBSD 4.X)

>

> ulpt0:  addr 2> on usbus0

> ulpt_attach:562: setting alternate config number: 0

> ulpt0: using bi-directional mode

>

> With hw.usb.ulpt.debug=1, I've got a lot of:

>

> ulpt_write_callback:204: state=0x0 actlen=0

> ulpt_status_callback:328: error=USB_ERR_IOERROR

> last message repeated 31 times

> last message repeated 78 times

> ...

>

> When it works:

> ulpt_write_callback:220: state=0x0 actlen=0

> ulpt_write_callback:220: state=0x1 actlen=2889

> ulpt_write_callback:220: state=0x1 actlen=3023

> ...

Hi,
Have you tried:
usbconfig -u XXX -a YYY reset
Does it help?
To me it looks like a problem about your printer USB firmware. Does it respond

to:
usbconfig -u XXX -a YYY dump_curr_config_desc
After the first print job?
XXX and YYY are the numbers after the "ugen" in dmesg.
--HPS

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