Date: Thu, 2 Aug 2012 19:42:35 -0700 From: Adrian Chadd <adrian@freebsd.org> To: "Wright, Brett" <Brett.Wright@cooperindustries.com> Cc: freebsd-wireless@freebsd.org Subject: RE: Atheros DFS radar detection Message-ID: <CAJ-VmonVT=rq0K7fFN65YqsbBtHRXDm2afHOg0O67j=HR5WxWw@mail.gmail.com> In-Reply-To: <475A4E02EFF4724A9E58F55A56AC1316063F7161@APEVS1.ap.ci.root> References: <475A4E02EFF4724A9E58F55A56AC1316063B3323@APEVS1.ap.ci.root> <CAJ-VmomJOuu334UamvG7=t2oDyq-UNwdCzEUJ0ytT0REKfFxdA@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063B35EB@APEVS1.ap.ci.root> <CAJ-Vmo=BXmO9pOPvqhcg_ZFWfgehb3xjrkokQAqAi2hBHS=jcg@mail.gmail.com> <CAJ-VmomRhPnw9uLZXGSd-nK1abLuupLRw24J=rS4SGFJXieiLw@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063D6752@APEVS1.ap.ci.root> <CAJ-Vmo=8X5QW00jrZ_3qmSpKYyiKb%2B5Lcs7zE1mhnHjH3cM5=Q@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063D7105@APEVS1.ap.ci.root> <CAJ-VmonMG-3rE9FqzjYTR8rVn4iOZpJGZTEh9hxTr-XR7Wo23g@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063F6E27@APEVS1.ap.ci.root> <CAJ-Vmo=M59o1xMGJFFR4poju7BSnt6=uoCNsrGpQmTOUS24dpQ@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063F6E74@APEVS1.ap.ci.root> <CAJ-Vmo=hiNyqrXjCJZKa2ixuAm5d%2BW3qd81CR85ks3cEB46ULg@mail.gmail.com> <475A4E02EFF4724A9E58F55A56AC1316063F7161@APEVS1.ap.ci.root>
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Hm. Theres also strong signal diversity. Lemme dig that up. On Aug 2, 2012 7:14 PM, "Wright, Brett" <Brett.Wright@cooperindustries.com> wrote: > > > > -----Original Message----- > > From: adrian.chadd@gmail.com [mailto:adrian.chadd@gmail.com] On Behalf > > Of Adrian Chadd > > Sent: Friday, 3 August 2012 11:16 AM > > To: Wright, Brett > > Cc: freebsd-wireless@freebsd.org > > Subject: Re: Atheros DFS radar detection > > > > How've you been testing with diversity turned off? > > > > It looks like the FreeBSD HAL doesn't have the bits to disable fast > > diversity. Let me go hunt down what the code is and try it out. > > #define AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV 0x2000 > #define AR_PHY_CCK_DETECT 0xA208 > > I am turning diversity off by clearing > AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV bit in register > AR_PHY_CCK_DETECT (not sure if the CCK labeling indicates this stuff is > invalid for an 802.11a only radio)? > > Also setting the rx antenna using: > #define AR_DEF_ANTENNA 0x8058 > The above register and setting bits 0..2 to either 1 or 2 (for main or > aux) > > > > > Which legacy NICs are you using too? I can give it a whirl locally and > > see if I see the same issues as you. > > > > I am using AR5213A on a ubiquity SR5. > > Thanks > Brett > >
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