And what is the significance of packet_out in ofproto_class? Regards, Abhijit
-----Original Message----- From: Abhijit Bhadra Sent: Thursday, February 26, 2015 6:32 PM To: 'Ben Pfaff' Cc: dev@openvswitch.org Subject: RE: [ovs-dev] OVS porting If I am trying to implement my own ofproto, where do I need to store the interface information in OVS, which structure, like interface index and name? Regards, Abhijit -----Original Message----- From: Ben Pfaff [mailto:b...@nicira.com] Sent: Wednesday, February 18, 2015 1:01 AM To: Abhijit Bhadra Cc: dev@openvswitch.org Subject: Re: [ovs-dev] OVS porting Please don't drop the list. That seems wrong. ofproto internally calls those functions as necessary. You should only need to implement the functions in struct ofproto_class to interface with your hardware. On Tue, Feb 17, 2015 at 01:45:30PM +0000, Abhijit Bhadra wrote: > Adding further, > I believe I can take some help from ofp-util.c, here is see routines like > ofputil_match_from_ofp10_match, I believe that is a reference for mapping my > internal flows to OVS flows, similarly ofputil_match_to_ofp10_match is to map > OVS flows to my internal flows. Is that correct or is it the other way? > Thanks for your time and patience. > Regards, > Abhijit > > > > > -----Original Message----- > From: Abhijit Bhadra > Sent: Tuesday, February 17, 2015 1:34 PM > To: 'Ben Pfaff' > Subject: RE: [ovs-dev] OVS porting > > Ok, > I understand that. Any pointer on how to implement an ofproto driver, I have > my own switching software/tables/Ethernet driver to do the needful. Only > thing I need to know is how to create the connect between ofproto and the > underlying driver. Is there any sample or reference I can look into? > Regards, > Abhijit > > > > -----Original Message----- > From: Ben Pfaff [mailto:b...@nicira.com] > Sent: Monday, February 16, 2015 11:28 PM > To: Abhijit Bhadra > Cc: dev@openvswitch.org > Subject: Re: [ovs-dev] OVS porting > > On Mon, Feb 16, 2015 at 09:40:49AM +0000, Abhijit Bhadra wrote: > > I am trying to port the latest OVS into our code. We used to run a > > much earlier version of code which used WDP(wildcard), now I think it > > needs to be replaced by ofproto class. I would like get some pointers > > regarding that. > > > > Like for example, what should be a suitable replacement for > > wdp_flow_put struct etc.? Is there any porting guide regarding this? > > wdp. Wow. The last commit to that branch was almost 4 years ago, and > that was only for a merge and a couple of bug fixes; the bulk of the > code was written about 5 years ago. So this question is something like > "I've got a driver for Linux 2.6.34, do you have a porting guide to get > it up to 3.19?" > > The simple answer is "no". The slightly longer answer is that the new > ofproto interface does more work in common code, so probably a good > place to start is by deleting code from the wdp implementation that is > no longer needed. _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
