[time-nuts] 5370 processor boards available

Pete Lancashire pete at petelancashire.com
Thu Feb 27 12:28:21 EST 2014


There is a spin of FreeBSD called NanoBSD, little light on the
documentation but the name pretty much says what it is about.

Either way it looks like the BBB is opening up quite a few minds. Finally a
good combination of power, i/o etc. and not to mention
the two PRU's .. just read up on them last night, very interesting.

-pete


On Thu, Feb 27, 2014 at 9:21 AM, Chuck Harris <cfharris at erols.com> wrote:

> Do you have experience with FreeBSD on ARM processors?
>
> The simple solution, which may not be possible, is to
> make all software on the flash disk RO, and put any part
> of the file system that needs to be written onto a RAM
> disk... probably should be the /var directory.
>
> The only time the flash disk must be written is when some
> configuration parameter must be changed, or the linux/program
> image must be changed.
>
> The routines that make those changes could be fashioned
> so that they flush the caches immediately after they are finished.
>
> From observation, the BBB keeps operating for several seconds
> after power is removed.  If a power failure interrupt is
> created that will notify linux instantly on power failure, it
> would be possible to forbid configuration changes that take
> longer than a couple of seconds.
>
> -Chuck Harris
>
>
> Poul-Henning Kamp wrote:
>
>> In message <CA+9GZUhJLqQ7K-cNXsSzPMgSOH6Oyd774SM_e0=ykLJg
>> YD4cxA at mail.gmail.com>
>> , "cheater00 ." writes:
>>
>>  If having a battery in the device makes some of you queasy, you could
>>> always put it outside, on the back. But I seriously believe there are
>>> ways
>>> to make battery backup which will not leak.
>>>
>>
>> Seriously:  Keeping the computer alive and eating power is
>> silly.  We just need to find out how to get the Linux configured
>> correctly.
>>
>> (Or port it all to FreeBSD, which I'm considering, because there
>> I know how to do it :-)
>>
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