Date: Sat, 17 Sep 2005 10:11:37 -0700 From: Sam Leffler <sam@errno.com> To: dandee@volny.cz Cc: freebsd-current@freebsd.org Subject: Re: DFS in atheros chipsets Message-ID: <432C4E49.8020600@errno.com> In-Reply-To: <20050917131850.D9EE14E704@pipa.profix.cz> References: <20050917131850.D9EE14E704@pipa.profix.cz>
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Daniel Dvorak wrote: > Hi Sam, > > let me ask you directly about Dynamic Frequency System in short DFS in > atheros chipsets. As you know ETSI enforced changing in 802.11a and named as > 802.11h, main difference are TPC and DFS (mitigation techniques EN 301 893 > ). > > In atheros driver TPC there is, so it is okay, but correct me I do not see > any code about DFS. Perhaps for dfs it is needed to publish new version of > HAL, which it can work with DFS. > > DFS is the last obstacle to expand 5GHz wireless devices on market in > Europe. There will be DFS support in the next hal. No ETA; I'm taking a break from FreeBSD wireless stuff right now. Sam
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