[ipxe-devel] serial arrow keys broken

Alex Davies alex at davz.net
Wed Apr 9 10:41:10 UTC 2014


Hi All,

We had the same problem using SOL on Dell hardware.

I tried both your patch Michael and the divide by two suggested at the top
of this thread, without joy.

Interestingly, pressing the arrow key does stop the countdown timer, but
the menu selector does not move, so iPXE is getting something. What debug
flag should I enable to see what it is getting?

The menu is working nicely with color and if I connect to the 'full
console' via the DRAC, and move the arrow key, the SOL menu refreshes
correctly.

Thanks!

-Alex


On Thu, Mar 27, 2014 at 2:46 PM, Michael Brown <mcb30 at ipxe.org> wrote:

> On 27/03/14 08:36, Peter Pickford wrote:
>
>> The arrow keys would not work in my ipxe serial console.
>>
>> The following seems to fix it but causes a busy wait while reading
>> escape sequences.
>>
>> <snip>
>>
>
> Arrow keys over serial works for me.  Could you try the attached
> (untested) patch, which preserves the cpu_nap() while changing the ordering
> of events such that a keypress arriving during the cpu_nap() will be
> detected even if the timeout has expired?
>
> Thanks,
>
> Michael
>
> _______________________________________________
> ipxe-devel mailing list
> ipxe-devel at lists.ipxe.org
> https://lists.ipxe.org/mailman/listinfo.cgi/ipxe-devel
>
>


-- 
Alex Davies

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