On Wed, 10 Mar 2010, tsao.terence wrote:
> Cool, I can help you test them if you like..
>
> And one more question, i am running debian and how come when I type
>
> :cctl# cctl -w ether=off
> ethernet=off
> [cctl] Input/output error : ether=off
>
> Weird?
It means someone has set the DDR bit for the ethernet power control bit in
porth to 0 - i.e. an input bit. So I suspect some code you've run has
messed with it. Currently cctl assumes bit 2 of porth is set to an output,
if not it assumes an error.
I'm assuming the ethernet is not powered off?
Jim
>
> --- In Jim Jackson <> wrote:
>>
>>
>>
>>
>> On Tue, 9 Mar 2010, Joel Morgan wrote:
>>
>>>>>> ... I believe TS provide programmable control of the
>>>>>> 5V USB power on the TS7260, so it should be possible. However I don't
>>>>>> have
>>>>>> a TS7260, so didn't add that to cctl.
>>>>>>
>>>>>> If someone lets me know the bit details, I could add it to cctl, but
>>>>>> would
>>>>>> need someone with a ts7260 to do testing for me.
>>>>>
>>>>> power management register: 0x1200_0000
>>>>> USB 5V power: bit 1
>>>>
>>>> Joel, can you give me the name of the TS doc that this is in please?
>>>> I thought it might be in the ts7260 user manual but I couldn't see
>>>> anything. It was late last night so I might have just missed it.
>>>>
>>>> Jim
>>>> p.s. is that counting from 0 or 1? i.e. is it 0x01 or 0x02
>>>
>>> ts7260 hardware manual
>>> http://www.embeddedarm.com/documentation/ts-7260-manual.pdf
>>> page 40
>>
>> Ah I missed that. Thanks.
>>
>>> bit 0 RS232 level converter power
>>> bit 1 USB 5V power
>>> bit 2 LCD header 5V power
>>> ...
>>
>> I add control over all these.
>>
>>> I can help with testing if needed, but I'm running the stock kernel if
>>> it matters.
>>
>> Shouldn't matter, thanks for offering. I'll be in touch when
>> I've got something to test.
>>
>> Jim
>>
>
>
>
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