Date: Mon, 17 Nov 2008 09:34:02 +0900 From: Pyun YongHyeon <pyunyh@gmail.com> To: Yony Yossef <yonyossef.lists@gmail.com> Cc: freebsd-net@freebsd.org, Jeremy Chadwick <koitsu@freebsd.org>, Yehonatan Yossef <yoniy@mellanox.co.il>, freebsd-questions@freebsd.org, liranl@mellanox.co.il Subject: Re: HW VLAN Filtering on FreeBSD 6.3 + 7.0 Message-ID: <20081117003402.GA50872@cdnetworks.co.kr> In-Reply-To: <20def4870811160427k1a718a8es9287220c03f71f26@mail.gmail.com> References: <20def4870811160403i67f9e8d6i1a52e93d1b68c5ad@mail.gmail.com> <20081116121345.GA952@icarus.home.lan> <20def4870811160427k1a718a8es9287220c03f71f26@mail.gmail.com>
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On Sun, Nov 16, 2008 at 02:27:36PM +0200, Yony Yossef wrote: > > > > > I would like to enable my NIC HW VLAN filtering, is there any way for > > my > > > driver to access the OS vlan table? (something like vlan_group_get_device > > on > > > linux) > > > > > > I understood from previous investigation that on FreeBSD 6.3 and 7.0 > > there's > > > no ioctl informing the driver of vlan addition/removal. Is that correct? > > > > Man pages to check out: vlan(4) and ifconfig(8). I'm pretty sure the > > vlan tagging feature is per-driver. > > > > Also, the vlan(4) list of supported drivers is out of date (for example, > > em(4) is missing), so be sure to check the man page of your NIC driver. > > > Sorry, i explained myself pretty bad. I'm working on an Ethernet driver for > FreeBSD. > The VLAN hw tagging is already working properly, but my nic is capable of > holding a vlan table on hw, filtering vlans on it's own. > I need to find a way to update that hw table. > one way is to recieve a ioctl from the OS of it's vlan table event (add, > remove). I can't find such ioctl. FreeBSD doesn't use ioctl to manipulate VLAN HW table. > second is to have a direct access from the driver to the OS vlan table. I'm > not familiar with the interface or if it's possible at all, and that is my > actual question. > See EVENT_HANDLER(9) and igb(4) for working example. -- Regards, Pyun YongHyeon
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