Thanks for the reply guys.

What I was looking was for some history – just like you pointed out that 
Christophe ran vpp on RPi (which I thought was pretty cool ), I was hoping 
there was someone else who’d already done what I’m now trying to do and to 
derive the knowledge and get a jumpstart.

Thanks for the other pointers, will keep them in mind.

~
Raghav



From: Keith Burns <alaga...@gmail.com>
Date: Wednesday, February 15, 2017 at 7:51 AM
To: Burt Silverman <bur...@gmail.com>, "Raghav Kaushik (rakaushi)" 
<rakau...@cisco.com>
Cc: "vpp-dev@lists.fd.io" <vpp-dev@lists.fd.io>
Subject: Re: [vpp-dev] Vpp dependencies


Raghav,

You have to draw a line between "supported" and "can it be made to work".

For instance I recall when a friend of mine, Christophe Fontaine, did an 
implementation on 32bit RPi. As Burt suggested, he did all the testing, and the 
net ask iirc was for some changes to a few types in vppinfra to be more 32bit 
friendly. Since this didn't introduce fragility it was done, but note that RPi 
and 32bit doesn't go through CSIT, and isn't on the supported list.

Hence questions of the sort "why doesn't feature foo work on my [TI calculator 
| Cray]" typically will get "not supported but try..."

To Dave's point about dependencies enumerated in the top-level makefile, I'd 
suggest to Burt's point, trying it and seeing what breaks.

There's probably a more subtle line in the sand around IA and things like what 
flavour of SIMD you have ...

Note we do have the Sandbox project (VPPSB) which is the very place for these 
sorts of non-project type thought experiments to still have a home.

On Thu, Feb 16, 2017, 1:14 AM Burt Silverman 
<bur...@gmail.com<mailto:bur...@gmail.com>> wrote:
My guess, Raghav, is that you do the testing when it comes to distributions 
other than Centos and Ubuntu. But that does make me think of a related 
question: the current long term Centos release is 7.3.1611 for Centos 7, but 
the top level VPP Makefile has some references to packages that are available 
in an archived Centos 7 release. It is a fine and not so important point, for 
me, but it seems that the "official" VPP Centos support only exists for an 
archived Centos release (question for Ed?) Alternative question is whether the 
package numbers spelled out in the top level Makefile have to be as precise as 
they are.

On Wed, Feb 15, 2017 at 12:31 AM, Raghav Kaushik (rakaushi) 
<rakau...@cisco.com<mailto:rakau...@cisco.com>> wrote:
Thanks a lot Dave.

I already looked into this, but was actually asking from more systems 
perspective - on the lines of glibc.

I was wondering whether vpp in its current form is tested with distributions 
like Windriver or Montavista. For our use case, I need to get it working on wrl 
5.x

I worked  on CGN which was running on Montavista kernel. But that was a while 
ago.
Not sure about open VPP though.

Also can you please confirm if it is true that we need glibc >= 2.7 ?

~
Raghav

On Feb 14, 2017, at 3:21 PM, Dave Barach (dbarach) 
<dbar...@cisco.com<mailto:dbar...@cisco.com>> wrote:
The top-level Makefile lists the current build dependencies relative to both 
the centos and the Ubuntu distros.

Thanks… Dave

From: vpp-dev-boun...@lists.fd.io<mailto:vpp-dev-boun...@lists.fd.io> 
[mailto:vpp-dev-boun...@lists.fd.io] On Behalf Of Raghav Kaushik (rakaushi)
Sent: Tuesday, February 14, 2017 6:01 PM
To: vpp-dev@lists.fd.io<mailto:vpp-dev@lists.fd.io>
Subject: [vpp-dev] Vpp dependencies

Hello Experts,

I’m trying to figure out if vpp can run on one of our internal platforms 
running a custom 3.1x kernel.
Before spending time on the build system, I wanted to get an idea on what 
dependences VPP has.

For instance, I know that VPP uses DPDK and from Intel site, DPDK seems to have 
a dependency on glibc >= 2.7
What about VPP, does it have its own glibc version dependency? What about 3rd 
party libraries

Is there a list of such known dependences for VPP ? I couldn’t find something 
of that order on the wiki.

Thanks,
Raghav


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