Date: Tue, 01 Feb 2005 12:35:31 -0600 From: Eric Anderson <anderson@centtech.com> To: Nate Lawson <nate@root.org> Cc: current@freebsd.org Subject: Re: New cpufreq framework and drivers Message-ID: <41FFCBF3.7070505@centtech.com> In-Reply-To: <41FFB77B.10305@root.org> References: <41FFB53B.3020907@root.org> <41FFB77B.10305@root.org>
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Nate Lawson wrote: > Nate Lawson wrote: > >> Below is the first patch of cpufreq for wider testing. It has the >> framework, cpu pseudodriver updates, and two hardware drivers -- ACPI >> performance states and SpeedStep-ICH. It has had a lot of testing on >> supported hardware but needs wider testing before importing. Other >> hardware drivers can be quickly ported to this interface, and I'm >> happy to assist their maintainers. >> >> http://www.root.org/~nate/freebsd/cpufreq.diff > > > Sorry, I'm so familiar with the interface that I forgot to mention how > to use it. To test, build a new kernel and modules. Load one or both > of acpi_perf.ko and cpufreq.ko at boot time. Type "sysctl dev.cpu" to > see the new freq and freq_levels output. If you're a driver maintainer, > see sys/cpu.h and speedstep_ich.c or acpi_perf.c for an example how to > provide the driver interface. > Will this only work on -current, or also 5.3-stable? Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology I have seen the future and it is just like the present, only longer. ------------------------------------------------------------------------
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