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Re: Debian on TS-221: cannot power off



Hi Peter,

On Mon, 17 Nov 2014 20:22:27 +0100
Peter Nagel <Peter.Nagel@kit.edu> wrote:
> I have the same problem with debian stable on TS-420U.
> 
> The first day after installation I was still able to switch off the
> TS-420U. However, when I wake up the next morning the TS-420U was
> already running again. From the logfiles I saw that the TS-420U
> started a few minutes past 8am and I was wondering if something might
> have been written to the crontab but I didn't found anything.
> Since than I haven't been able to properly shutdown. I also tried to 
> switch off by using the on/off button (holding for 10 seconds) - but
> the TS-420U does always reboot ...

thanks for the information. To me it looks like the management PIC is
in some kind of weird state, since all the kernel does on shutdown is
send an `A` to /dev/ttyS1, which causes the NAS to be powered off [1].

Unfortunately I was unable to find a command reference for that chip. So
what I thought about is to install the original OS again and see what
it is sending to the PIC during normal operations and shutdown.

Until now thought I haven't found the time to do this though.

Regards,
Simon

[1] https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/tree/arch/arm/mach-kirkwood/ts219-setup.c?id=c55bf102b675c94edef006ce487d909669221d90#n165


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