Date: Fri, 18 Feb 2005 11:26:26 -0800 From: Nate Lawson <nate@root.org> To: Rong-En Fan <rafan@infor.org> Cc: current@freebsd.org Subject: Re: patch: p4tcc and speedstep cpufreq drivers Message-ID: <42164162.5090005@root.org> In-Reply-To: <20050218075843.GA42365@svm.csie.ntu.edu.tw> References: <4213F066.2050708@root.org> <4214119B.2010909@telia.com> <421537E9.8050203@root.org> <20050218075843.GA42365@svm.csie.ntu.edu.tw>
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Rong-En Fan wrote: > On Thu, Feb 17, 2005 at 04:33:45PM -0800, Nate Lawson wrote: > >>Pawel Worach wrote: >> >>>Nate Lawson wrote: >>> >>> >>>>Attached is a patch that I'd like to get tested. After applying it, >>>>rebuild and load the cpufreq.ko module. Be sure you do _not_ have >>>>"options CPU_ENABLE_TCC" in your kernel config or the new driver will >>>>conflict with the old. >>> >>> >>>Hi Nate, >>> >>>This is what I get on a TP T41, do the cpufreq results below look right? >>>Also if I loaded both modules all I got for dev.cpu.0.freq was -1 or >>>1700 and no levels. >>> >>>CPU: Intel(R) Pentium(R) M processor 1700MHz (1698.56-MHz 686-class CPU) >>> Origin = "GenuineIntel" Id = 0x695 Stepping = 5 >>>Features=0xa7e9f9bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,TM,PBE> >> >>Apologies. I found 2 bugs, one was not calling cpufreq_register() and >>the other was that the code to detect acpi_perf (in ichss and est) was >>incorrect. I've committed fixes for that and have updated the patch. >>Please ues this version and test again. > > > Hi, > > This is an TP X31. > > CPU: Intel(R) Pentium(R) M processor 1400MHz (1398.82-MHz 686-class CPU) > Origin = "GenuineIntel" Id = 0x695 Stepping = 5 > Features=0xa7e9f9bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,C > LFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,TM,PBE> > > freq_levels looks strange.. and changes... > (only cpufreq is loaded at boot) > > rafan@woodstock|UTF-8 [~] (15:57)$ sysctl dev.cpu > dev.cpu.0.%desc: ACPI CPU (3 Cx states) > dev.cpu.0.%driver: cpu > dev.cpu.0.%location: handle=\_PR_.CPU_ > dev.cpu.0.%pnpinfo: _HID=none _UID=0 > dev.cpu.0.%parent: acpi0 > dev.cpu.0.freq: 1399 > dev.cpu.0.freq_levels: -738340620/0 0/0 0/0 Which cpufreq drivers are detected in dmesg (ichss, est, p4tcc, acpi_perf, acpi_throttle)? -- Nate
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