DDE on real machines

[Daniel Waddington]

Hi Alex,

Yes the problem is same for nova and foc.
We have reverted to Genode 13.02 for the moment which works fine. For
the moment we'll freeze on this version since we are at a critical part
of our project.

Daniel

On Thu, 2013-06-27 at 09:42 +0200, Alexander Boettcher wrote:
> Hi Daniel,
> 
> On 26.06.2013 18:12, Daniel Waddington wrote:
> > I don't think the issue is connected with LWIP or DDE since we have had
> > "disappearing interrupts" with non-DDE network drivers without LWIP.  
> That's odd. Any you are saying that this happens no nova as foc.
> Are the "disappearing interrupts" are maybe shared between several
> devices ? If yes, you could try with a Genode version before release
> 12.11 in which we introduced the support for handling shared interrupts
> in general. It's just a guess.
> 
> > 
> > Have you other machines you can test on?
> 
> I tested it today on another machine, based on a Intel DX58SO
> motherboard and a Core i7 CPU. Could not reproduce it here.
> 
> Alex.
> 
> > 
> > Daniel
> > 
> > On Wed, 2013-06-26 at 09:45 +0200, Alexander Boettcher wrote:
> >> Hello,
> >>
> >> can you please give the last commit on branch [0] a try?
> >>
> >> The run/lwip script uses on x86 platforms with ACPI support the wrong
> >> irq_session - that one of core, not the one of the acpi driver. If in
> >> the ACPI table of your machine the IRQs are rewritten to other IRQs
> >> (which is likely the case), core would use the wrong one.
> >>
> >> Does this commit solve your problem ?
> >> (On our x86 test machine the run/lwip test passes for foc/nova 32/64
> >> without and with the commit above.)
> >>
> >> Thanks for reporting and testing,
> >>
> >> Alex.
> >>
> >> [0] https://github.com/alex-ab/genode/tree/issue_lwip_acpi
> >>
> >> On 25.06.2013 21:49, Daniel Waddington wrote:
> >>> I can confirm that the problem has crept in since release 13.02.
> >>>
> >>> Daniel
> >>>
> >>> On Tue, 2013-06-25 at 10:31 -0700, Daniel Waddington wrote:
> >>>> Hi,
> >>>> Can someone check DDE is still working on a real PC target?  I am
> >>>> using fiasco.oc and 64bit but I think the problem is across kernels.
> >>>> Basically my issue is that DHCP is not working and it appears that the
> >>>> rx interrupt is not firing (according to foc jdb).  I've tried the
> >>>> latest genode with run/lwip.
> >>>>
> >>>> Daniel 
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