Date: Wed, 16 Apr 2008 18:36:06 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: gaijin.k@gmail.com Cc: takash-i@sophia.ac.jp, jhb@FreeBSD.org, freebsd-mobile@FreeBSD.org Subject: Re: pciconf -w Message-ID: <20080416.183606.-772296126.imp@bsdimp.com> In-Reply-To: <1208358909.10448.1.camel@RabbitsDen> References: <4805E5A2.1070705@sophia.ac.jp> <200804161037.26572.jhb@freebsd.org> <1208358909.10448.1.camel@RabbitsDen>
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In message: <1208358909.10448.1.camel@RabbitsDen>
"Alexandre \"Sunny\" Kovalenko" <gaijin.k@gmail.com> writes:
: On Wed, 2008-04-16 at 10:37 -0400, John Baldwin wrote:
: > On Wednesday 16 April 2008 07:40:18 am Takashi Inoue wrote:
: > > Hi friends,
: > >
: > > Does anyone know how to trun off a pci device using pciconf -w ?
: > >
: > > Becase my MiniPCI Express wireless card is realy hot,
: > > I want to turn off when I don't need it.
: > >
: > >
: > > ath0@pci0:3:0:0: class=0x020000 card=0x058a1014 chip=0x1014168c
: > > rev=0x01 hdr=0x00
: > > vendor = 'Atheros Communications Inc.'
: > > device = 'AR5212 Atheros AR5212 802.11abg wireless'
: > > class = network
: > > subclass = ethernet
: > > cap 01[40] = powerspec 2 supports D0 D3 current D0
: > > cap 05[50] = MSI supports 1 message
: > > cap 10[60] = PCI-Express 1 legacy endpoint
: > > cap 11[90] = MSI-X supports 1 message in map 0x10
: >
: > Bug warner (imp@FreeBSD.org) for his devctl patch and use that to turn it off.
: >
: Just out of curiosity... would setting hw.pci.do_power_nodriver="3" and
: unloading if_ath.ko do the trick?
Yes.
Warner
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