New: cpufreq reports wrong scaling_freqs on AcerExtensa
http://bugzilla.kernel.org/show_bug.cgi?id=10386
Summary: cpufreq reports wrong scaling_freqs on AcerExtensa
Product: Power Management
Version: 2.5
KernelVersion: 2.6.24.4
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: cpufreq
AssignedTo: [email protected]
ReportedBy: [email protected]
Latest working kernel version:
Earliest failing kernel version:
Distribution:ArchLinux stable
Hardware Environment:
Acer Extensa 3001 WLMi
Intel(R) Pentium(R) M processor 1.50GHz
Software Environment:
Problem Description:
cpufreq reports wrong scaling frequencies on my Acer Eaxtensa 3001WLMi. CPU is a Pentium M 1.5GHz. I tried both available BIOS Versions (3A08 and 3A10) and use a fixed DSDT. The are no warnings or erros about acpi in the dmesg output.
some infos
# cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies 1600000 1400000 1200000 800000 600000
# cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver acpi-cpufreq
# cat /proc/version Linux version 2.6.24.4 (michael@acer01) (gcc version 4.3.0 (GCC) ) #3 SMP PREEMPT Wed Apr 2 19:31:01 CEST 2008
# cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 13 model name : Intel(R) Pentium(R) M processor 1.50GHz stepping : 8 cpu MHz : 1400.000 cache size : 2048 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx up bts est tm2 bogomips : 2999.74 clflush size : 64
Steps to reproduce:
I think it depends on my Hardware.
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[Bug 10386] cpufreq reports wrong scaling_freqs on AcerExtensa
http://bugzilla.kernel.org/show_bug.cgi?id=10386
------- Comment #1 from [email protected] 2008-04-02 14:42 ------- Created an attachment (id=15582)
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output of 'lspci -vvv'
attached output of 'lspci -vvv'
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[Bug 10386] cpufreq reports wrong scaling_freqs on AcerExtensa
In reply to [email protected]http://bugzilla.kernel.org/show_bug.cgi?id=10386
------- Comment #2 from [email protected] 2008-04-02 14:43 ------- Created an attachment (id=15583)
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output of 'acpidump'
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[Bug 10386] cpufreq reports wrong scaling_freqs on AcerExtensa
In reply to [email protected]http://bugzilla.kernel.org/show_bug.cgi?id=10386
------- Comment #3 from [email protected] 2008-04-02 14:44 ------- Created an attachment (id=15584)
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output of 'dmesg | grep -i acpi'
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