Date: Mon, 09 Jun 2008 00:05:07 +0200 From: Kris Kennaway <kris@FreeBSD.org> To: Eygene Ryabinkin <rea-fbsd@codelabs.ru> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: est: CPU supports Enhanced Speedstep, but is not recognized. Message-ID: <484C5793.7020503@FreeBSD.org> In-Reply-To: <l7HqGX%2BKnCtHli4sWMJK9MMm2gw@EtA6HE6oCvgmO9MZWBOTBolPfIU> References: <4839B2FD.8060401@FreeBSD.org> <l7HqGX%2BKnCtHli4sWMJK9MMm2gw@EtA6HE6oCvgmO9MZWBOTBolPfIU>
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Eygene Ryabinkin wrote: > Kris, good day. > > Sun, May 25, 2008 at 08:42:05PM +0200, Kris Kennaway wrote: >> For the past few months some of my machines have reported at boot: >> >> cpu0: <ACPI CPU> on acpi0 >> est0: <Enhanced SpeedStep Frequency Control> on cpu0 >> est: CPU supports Enhanced Speedstep, but is not recognized. >> est: cpu_vendor GenuineIntel, msr 722072206000722 >> device_attach: est0 attach returned 6 >> p4tcc0: <CPU Frequency Thermal Control> on cpu0 >> cpu1: <ACPI CPU> on acpi0 >> est1: <Enhanced SpeedStep Frequency Control> on cpu1 >> est: CPU supports Enhanced Speedstep, but is not recognized. >> est: cpu_vendor GenuineIntel, msr 722072206000722 >> device_attach: est1 attach returned 6 >> p4tcc1: <CPU Frequency Thermal Control> on cpu1 >> ... >> (for every CPU). >> >> They were not previously this verbose. What is going wrong? > > Any chance that you have upgraded your BIOS or modified ACPI tables? > This error message is present already for two years or so. What > CPUs do you have? I assume it is on -CURRENT? > > The message comes from sys/i386/cpufreq/est.c:1066, revision 1.16. > And your trouble most probably comes from est_acpi_info() that does > not return the list of frequencies. I am seeing this for the > dual-core Intel CPUs, but only the second core is not recognized, > the first one is OK. It is a number of different systems (dual 4-core xeon). They all appear to be working properly. Kris
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