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Re: CYGINT_IO_ETH_MULTICAST

From: Andrew Lunn <andrew at lunn dot ch>
To: cyl cyl <cylecos at gmail dot com>
Cc: eCos Users <ecos-discuss at ecos dot sourceware dot org>
Date: Fri, 10 Feb 2012 07:33:14 +0100
Subject: Re: [ECOS] CYGINT_IO_ETH_MULTICAST
References: <CAFOmwhqatHdhSrYs31GnE7-UP8euXJhSocGUxdZ+BqO4X3GuAg@mail.gmail.com>

On Fri, Feb 10, 2012 at 02:28:23PM +0800, cyl cyl wrote:
> I want to add ipv6 support on my ecos board. It requires
> CYGINT_IO_ETH_MULTICAST , but I can't find it in 'common ethernet
> support' of 'I/O sub-system' , can anyone help me? Thanks.

In order to support IPV6, the ethernet interface you are using must
support multicast. Probably the ethernet driver you are using does not
have multicast, so is not implementing the interface
CYGINT_IO_ETH_MULTICAST.

	Andrew

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References:
- CYGINT_IO_ETH_MULTICAST
  - From: cyl cyl

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