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楼主 |
发表于 2009-9-27 21:46:37
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问题出在acpi。我装了acpitool
AcpiTool v0.5.1, released 13-Aug-2009
Homepage: http://freeunix.dyndns.org:8000/site2/acpitool.shtml
Changing LCD brightness level is only supported on Toshiba or Thinkpad laptops.
Kernel version : 2.6.29.6-smp - ACPI version : 20081204
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Battery status : <not available>
AC adapter : <info not available or off-line>
Fan : <not available>
CPU type : Intel(R) Pentium(R) M processor 1.60GHz
Min/Max frequency : 800/1600 MHz
Current frequency : 800 MHz
Frequency governor : ondemand
Freq. scaling driver : acpi-cpufreq
Cache size : 2048 KB
Bogomips : 1596.35
Processor ID : 0
Bus mastering control : yes
Power management : yes
Throttling control : yes
Limit interface : yes
Active C-state : C0
C-states (incl. C0) : 4
Usage of state C1 : 3 (0.0 %)
Usage of state C2 : 186013 (5.5 %)
Usage of state C3 : 3181839 (94.5 %)
T-state count : 8
Active T-state : T0
Thermal zone 1 : ok, 48 C
Trip points :
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critical (S5): 97 C
passive: 74 C: tc1=2 tc2=3 tsp=40 devices=CPU0
Device S-state Status Sysfs node
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1. AZAL S4 disabled
2. RP01 S4 disabled pci:0000:00:1c.0
3. RP02 S4 disabled
4. RP03 S4 disabled
5. RP04 S4 disabled
6. LANC S3 disabled pci:0000:06:08.0
7. MODM S3 disabled pci:0000:00:1e.3 |
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