Date: Tue, 15 Feb 2005 08:34:17 -0800 From: Nate Lawson <nate@root.org> To: Jiawei Ye <leafy7382@gmail.com> Cc: current@freebsd.org Subject: Re: HEADSUP: cpufreq import complete, acpi_throttling changed Message-ID: <42122489.4030705@root.org> In-Reply-To: <c21e92e205021507102119e1fa@mail.gmail.com> References: <20050213231306.376E05D07@ptavv.es.net> <420FE3C7.6020003@root.org> <20050214152319.bqxon1xk0g008s4k@netchild.homeip.net> <c21e92e205021407184fe399f8@mail.gmail.com> <4210D155.6080706@root.org> <c21e92e205021409243caeeee3@mail.gmail.com> <4211A8DD.4010406@root.org> <c21e92e205021507102119e1fa@mail.gmail.com>
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Jiawei Ye wrote: > On Mon, 14 Feb 2005 23:46:37 -0800, Nate Lawson <nate@root.org> wrote: > >>I just committed a patch that may fix this issue. >> >>-- >>Nate >> > > Does this look right to you? > > leafy@chihiro:~$ sysctl dev.cpu > dev.cpu.0.%desc: ACPI CPU > dev.cpu.0.%driver: cpu > dev.cpu.0.%location: handle=\_PR_.CPU1 > dev.cpu.0.%pnpinfo: _HID=none _UID=0 > dev.cpu.0.%parent: acpi0 > dev.cpu.0.freq: 1818 > dev.cpu.0.freq_levels: 1818/-1 1590/-1 1363/-1 1136/-1 909/-1 681/-1 > 454/-1 227/-1 I don't know, what's your CPUs actual full speed clock rate? Your system only has throttling so the only way to get those levels is to estimate the full speed rate and derive the rest from it. I'm working to make the estimate more correct in the future, but the current code should be right +/- a few Mhz. -- Nate
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