Date: Thu, 27 Jan 2005 18:21:11 -0500 From: Isaac Mushinsky <imush@mail.ru> To: freebsd-acpi@freebsd.org Subject: Re[2]: newbie question - how to read temerature Message-ID: <E1CuIwp-00041S-00.imush-mail-ru@f7.mail.ru> In-Reply-To: <41F950B8.8000602@root.org>
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Thanks for all the advice (no solution in sight though). By the way, this is not a laptop; it's a desktop workstation. -----Original Message----- From: Nate Lawson <nate@root.org> To: Bruno Ducrot <ducrot@poupinou.org> Date: Thu, 27 Jan 2005 12:36:08 -0800 Subject: Re: newbie question - how to read temerature > > Bruno Ducrot wrote: > > On Mon, Jan 24, 2005 at 11:25:20PM -0500, Isaac Mushinsky wrote: > > > >>I have Dell Precision 530 2x1.7 gHz Xeon. Trying to replace the Dell's noisy > >>fans I wanted to make sure the CPU temperatures are normal. But I can find no > >>way to read the temperatures at all. ASL dumped with acpidump does not > >>compile. > >> > >>So as not to run too much text in the mail, here are the outputs: > >> > >>(compiled with ACPI_DEBUG) > >> > >>dmesg: http://omsk.mushinsky.net/acpi/dmesg > >>acpidump -t -d: http://omsk.mushinsky.net/acpi/asl > >>iasl errors: http://omsk.mushinsky.net/acpi/iasl > >> > >>finally, > >>$ sysctl -a hw.acpi > >>hw.acpi.supported_sleep_state: S1 S3 S4 S5 > >>hw.acpi.power_button_state: S5 > >>hw.acpi.sleep_button_state: S1 > >>hw.acpi.lid_switch_state: NONE > >>hw.acpi.standby_state: S1 > >>hw.acpi.suspend_state: S3 > >>hw.acpi.sleep_delay: 1 > >>hw.acpi.s4bios: 0 > >>hw.acpi.verbose: 0 > >>hw.acpi.reset_video: 1 > >>hw.acpi.cpu.cx_supported: C1/0 > >>hw.acpi.cpu.cx_lowest: C1 > >>hw.acpi.cpu.cx_usage: 100.00% > >> > > > > > > There is no thermal zone in this ASL. So no hope to get it via ACPI. > > But, IIRC, there is a support under Linux, but for i8k models, which use > > a propritary, non documented BIOS interface from Dell. I think this is > > the case with the Precision. > > Yes, Dell chose not to export thermal info through ACPI for this laptop. > Mark Santrcoos (marks@) wrote a Dell SMM driver that probably > duplicates the Linux driver Bruno mentions. Perhaps he can post it for > you to try. > > -- > Nate >
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