Date: Mon, 09 Feb 2015 21:03:57 +0000 From: "George Neville-Neil" <gnn@neville-neil.com> To: "Olivier =?utf-8?q?Cochard-Labb=C3=A9?=" <olivier@cochard.me> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: IEE1588/PTP support for NIC drivers ? Message-ID: <06B0AFC5-A68A-4F1C-A0CD-2BAFD09E3F6B@neville-neil.com> In-Reply-To: <CA%2Bq%2BTcprMN6_%2BOgx680iYFKOZYwfa9TRu3Hh4kv9vnZOOeM3oQ@mail.gmail.com> References: <CA%2Bq%2BTcprMN6_%2BOgx680iYFKOZYwfa9TRu3Hh4kv9vnZOOeM3oQ@mail.gmail.com>
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On 5 Feb 2015, at 20:50, Olivier Cochard-Labbé wrote: > Hi, > > Some network cards support IEE1588 hardware timestamp (like some Intel > card), but their drivers didn't support this feature. > I beleive there is a kernel feature missing for this suppport. > > Searching on the archive's mailing-list, I've found this post about > some > legal issue: > https://lists.freebsd.org/pipermail/freebsd-net/2007-October/015512.html > > Is still a legal problem or just a missing feature ? > Missing feature. We need an API and the like to get this going. I've taken various stabs at it in the past and will likely do so again but if anyone has working code I'd be more than happy to review. Best, George
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