[ipxe-devel] serial arrow keys broken

Peter Pickford peter at netremedies.ca
Tue Apr 22 14:33:08 BST 2014


by working in kvm serial I mean no double  characters but arrow keys still
don't work.


On 22 April 2014 06:30, Peter Pickford <peter at netremedies.ca> wrote:

> I see  double characters when using kvm serial with fifos enabled. Perhaps
> kvm serial emulation don't work too well with some options.
>
> kvm serial seems distractingly slow in ipxe in polling mode-  type a char
> and wait sort of slow - reminds me of 300 baud Teletype or worse, but it
> works :)
>
> I also saw problems with arch install in kvm over serial perhaps grub has
> the same issues though I don't know if its some sort of config problem as
> it it may be outputting to two console or some such and combining the
> output hence the two characters.
>
> I will test a clean build later and let you know
>
> The cpu and  power usage  is quite important in virtual environments as it
> can use resources that other vms could benefit from if they boot to an ipxe
> screen and just sit there using cpu and power etc
>
>
> On 22 April 2014 06:05, Michael Brown <mcb30 at ipxe.org> wrote:
>
>> On 17/04/14 15:24, Peter Pickford wrote:
>>
>>> values to tried all seem to work
>>> 0x01 enable fifos only (this is probably enough)
>>>
>>
>> I've pushed a change with the minimal fix of just enabling the FIFOs:
>>
>>   http://git.ipxe.org/ipxe.git/commitdiff/d644ad4
>>
>> Please let me know if there are still problems with escape sequences via
>> the serial port.
>>
>> Michael
>>
>
>
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