Date: Wed, 20 Jul 2005 18:14:52 +0900 From: Hajimu UMEMOTO <ume@FreeBSD.org> To: Jeremie Le Hen <jeremie@le-hen.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/acpica acpi_thermal.c Message-ID: <ygeirz5260j.wl%ume@mahoroba.org> In-Reply-To: <20050720090054.GR39292@obiwan.tataz.chchile.org> References: <200507182012.j6IKCNmm078658@repoman.freebsd.org> <20050720090054.GR39292@obiwan.tataz.chchile.org>
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Hi, >>>>> On Wed, 20 Jul 2005 11:00:54 +0200 >>>>> Jeremie Le Hen <jeremie@le-hen.org> said: > Implement passive cooling. It is enabled for tz0 by default where > it is available. jeremie> I maybe missed a mail someday, but could you explain in a cursory jeremie> fashion what this does please ? It does cooling without fans by decreasing CPU speed when a temperature bacome higher than hw.acpi.thermal.tz0._PSV. It is described in ACPI Specification 12.1.5 Passive Cooling: http://acpi.info/spec20c.htm Sincerely, -- Hajimu UMEMOTO @ Internet Mutual Aid Society Yokohama, Japan ume@mahoroba.org ume@{,jp.}FreeBSD.org http://www.imasy.org/~ume/
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