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[Bug 463297] New: cpufreq doesn' t work on T9300 in acer aspire 7720G notebook
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Fri, 2 Jan 2009 10:17:50 -0700 (MST)
  • Message-id: <bug-463297-21960@xxxxxxxxxxxxxxxxxxxxxxxxx/>
https://bugzilla.novell.com/show_bug.cgi?id=463297


Summary: cpufreq doesn't work on T9300 in acer aspire 7720G
notebook
Product: openSUSE 11.1
Version: Final
Platform: x86-64
OS/Version: Other
Status: NEW
Severity: Normal
Priority: P5 - None
Component: Kernel
AssignedTo: bnc-team-screening@xxxxxxxxxxxxxxxxxxxxxx
ReportedBy: jreidinger@xxxxxxxxxx
QAContact: qa@xxxxxxx
Found By: ---


as I read here
http://www.phoronix.com/scan.php?page=article&item=mobile_penryn&num=3 This
processor should support cpufreq module, but when I try load it it fail.

modprobe acpi_cpufreq
FATAL: Error inserting acpi_cpufreq
(/lib/modules/2.6.27.7-9-default/kernel/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.ko):
No such device


cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 23
model name : Intel(R) Core(TM)2 Duo CPU T9300 @ 2.50GHz
stepping : 6
cpu MHz : 2493.720
cache size : 6144 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm
constant_tsc arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl vmx est tm2
ssse3 cx16 xtpr sse4_1 lahf_lm ida
bogomips : 4987.44
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 23
model name : Intel(R) Core(TM)2 Duo CPU T9300 @ 2.50GHz
stepping : 6
cpu MHz : 2493.720
cache size : 6144 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 10
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm
constant_tsc arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl vmx est tm2
ssse3 cx16 xtpr sse4_1 lahf_lm ida
bogomips : 4987.44
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:

dmesg after modprobe:
ACPI: Invalid _PSS data: freq is zero
ACPI: Invalid _PSS data: freq is zero

If you need any other information, feel free to ask.


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