Date: Wed, 29 Jun 2011 12:38:03 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Ed VanderPloeg <edv@agile.bc.ca> Cc: freebsd-acpi@FreeBSD.org Subject: Re: Atom N270 - ACPI Error: [RTMP] Namespace lookup failure Message-ID: <4E0AF27B.3030600@FreeBSD.org> In-Reply-To: <4E0A50AA.5000003@agile.bc.ca> References: <4E0A50AA.5000003@agile.bc.ca>
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on 29/06/2011 01:07 Ed VanderPloeg said the following: > I'm using an Aaeon AEC-6831 embedded system based on an Intel Atom N270, which > uses their GENE-9455 motherboard. After updating the BIOS to enable ACPI, I'm > now getting the following (verbose) console message during boot and every 10 > seconds thereafter: > > ACPI Error: [RTMP] Namespace lookup failure, AE_NOT_FOUND (20101013/psargs-464) > ACPI Error: Method parse/execution failed [\_TZ_.THRM._TMP] (Node 0xc56b0760), > AE_NOT_FOUND (20101013/psparse-633) > acpi_tz0: error fetching current temperature -- AE_NOT_FOUND The problem is that RTMP is defined as an external object: External (RTMP, IntObj) so it's supposed to come from an additional table, but apparently either no additional table defines it or a necessary additional table is not loaded. This could be either a BIOS problem or... something else :) > The unit seems to run very warm which makes me wonder if this problem is > preventing lower power states, if such things are related. > > I've collected the outputs from a verbose dmesg, from sysctl hw.acpi, and from > acpidump. They are zipped up over here: > > http://www.agilecontrols.com/post/aec6831_acpi.zip Try either recent stable/8 or head (aka CURRENT) and see if it helps. They contain a change that may be a work-around for a BIOS (ACPI tables) like yours. -- Andriy Gapon
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