Date: Wed, 05 Jun 2013 14:50:40 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-net@freebsd.org Subject: Re: netmap on wireless NIC Message-ID: <konc6q$udf$1@ger.gmane.org> In-Reply-To: <CAKZq%2BrfJNRpvigA=4OXfvjhHm35XNJRpAk4ONHNudeG-sr=3YQ@mail.gmail.com> References: <CAKZq%2BrfJNRpvigA=4OXfvjhHm35XNJRpAk4ONHNudeG-sr=3YQ@mail.gmail.com>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) ------enig2LHHDJQURUUALOGCGSKQD Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 04/06/2013 23:06, Chao Xu wrote: > Hello, >=20 > Is it possible to hacking some wireless NIC driver (carl9170 for exampl= e) > to enable netmap on it? I guess this is possible because wireless drive= rs > also manage packets using ring buffers. My goal is to access the raw > packets as quickly as possible, not to achieve high data rate. Is there= any > argument against doing so? Thank you. Would using netmap on a wireless NIC make sense at all? There is no way that current wifi technologies could achieve the PPS rates at which you would need netmap, and there already are other ways (e.g. pcap) to access raw packets. ------enig2LHHDJQURUUALOGCGSKQD Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlGvNCAACgkQ/QjVBj3/HSzWGgCgmd33TlD6QAWajW2lqvgIwObq b3MAoI3v8HcELvvwaRu4rYJDgxfWNymY =G+X3 -----END PGP SIGNATURE----- ------enig2LHHDJQURUUALOGCGSKQD--
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