Date: Sat, 20 Oct 2012 23:09:10 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Derek Kulinski <takeda@takeda.tk> Cc: freebsd-stable@FreeBSD.org Subject: Re: Problem reading vitals from Gigabyte H77-DH3H Message-ID: <508304E6.6020202@FreeBSD.org> In-Reply-To: <5082FEA8.3050600@FreeBSD.org> References: <1286515493.20121017131543@takeda.tk> <507F1761.1010202@FreeBSD.org> <20121017205147.GB36106@chinatsu.takeda.tk> <5081552F.2050303@FreeBSD.org> <771658188.20121019205010@takeda.tk> <508254AF.7040709@FreeBSD.org> <994545137.20121020010809@takeda.tk> <50826040.6010106@FreeBSD.org> <55342693.20121020103732@takeda.tk> <5082EEC8.2080307@FreeBSD.org> <198684285.20121020122034@takeda.tk> <5082FEA8.3050600@FreeBSD.org>
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on 20/10/2012 22:42 Andriy Gapon said the following: > on 20/10/2012 22:20 Derek Kulinski said the following: >> I have three questions though: >> 1. The motherboard has 4 fan sockets (as far as I can tell), CPU_FAN, >> and SYS_FAN[1-3]. SYS_FAN1 currently is not connected. >> Seems like: >> fan0 -> CPU_FAN (did not try to disconnect it to check :) >> fan1 -> SYS_FAN1 >> fan2 -> SYS_FAN2 >> There is no entry for SYS_FAN3. I disconnected it temporarily but >> it did not seem to affect the output. Is it possible to get that >> information from the motherboard? > > The driver would have to be updated for that. > Unfortunately ITE does not provide public datasheets. > We could pick up some new bits from the Linux driver though. > http://lxr.linux.no/#linux+v3.6.2/drivers/hwmon/it87.c In fact, here is a completely untested patch: http://people.freebsd.org/~avg/it-fans-0x80.diff P.S. Just to satisfy my curiosity - could you please add a printf in it_attach that would print the value read from ITD_COREID? -- Andriy Gapon
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