[Nut-upsdev] Liebert driver with usb to serial converter cable

[Robert Jobbagy]

Someone any idea, what is wrong?

2010/5/21 Robert Jobbagy <jobbagy.robert at gmail.com>

>
>
> 2010/5/21 Arjen de Korte <nut+devel at de-korte.org<nut%2Bdevel at de-korte.org>
> >
>
>> Citeren Robert Jobbagy <jobbagy.robert at gmail.com>:
>>
>>  This is the outputs:
>>>
>>> [root at gcsontos-ghost ~]# lsusb
>>> Bus 002 Device 001: ID 0000:0000
>>> Bus 002 Device 002: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial
>>> Port
>>>
>>
>> This won't be the problem (the PL-2303 is known to work with many
>> devices).
>>
>>
>>  [root at gcsontos-ghost ~]# /sbin/liebertgxt2 -u root -DDDDD -a liebertgxt2
>>>
>>
>> I asked for '-DD' for a reason. Please don't up the debug level without
>> being asked to do so. If you think you know better, don't ask for help.
>>
>>
>>    0.002463 send: (6 bytes) => 01 88 02 01 04 90
>>>
>>
>> That looks good.
>>
>>
>>    0.041255 read: truncated: (1 bytes) => 01
>>>   0.041357 GTX2 capable UPS not detected
>>>
>>
>> But this doesn't. The ser_get_buf() function in the do_command() function
>> will do only read data once. If not all data is received by then, the driver
>> will fail. We probably need ser_get_buf_len() here. Please try if changing
>> that works.
>>
>
> I change ser_fet_buf function with ser_get_buf_len
>
> And this is the debug output:
>
>
> Network UPS Tools - Liebert GXT2 serial UPS driver 0.02 (2.4.3)
> Warning: This is an experimental driver.
> Some features may not function correctly.
>
>    0.000000    debug level is '2'
>    0.020847    send: (6 bytes) => 01 88 02 01 04 90
>    1.020588    read: truncated: (0 bytes) =>
>    1.020604    GTX2 capable UPS not detected
>
>
>>
>>  and the driver works on serial port  ,but  with usb to serial don't
>>>
>>
>> I'm actually quite surprised that it did (looking at the above).
>>
>> Best regards, Arjen
>>
>> PS  Stop top posting!
>>
>> --
>> Please keep list traffic on the list
>>
>>
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>> Nut-upsdev at lists.alioth.debian.org
>> http://lists.alioth.debian.org/mailman/listinfo/nut-upsdev
>>
>
>
>
> --
> Best Regards,
>
> Robert
>



-- 
Best Regards,

Robert
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