http://bugzilla.kernel.org/show_bug.cgi?id=15115
Summary: C3 state not available for Asus F5RL
Product: ACPI
Version: 2.5
Kernel Version: 2.6.32.5
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Power-Processor
AssignedTo: acpi_power-proces...@kernel-bugs.osdl.org
ReportedBy: k...@gmx.de
Regression: No
Created an attachment (id=24690)
--> (http://bugzilla.kernel.org/attachment.cgi?id=24690)
acpidump (gzipped)
Distribution: Debian Lenny
Hardware Environment: Intel Core Duo T2370
ACPI C3 power state is not available on this Laptop. I have tested this with
different distributions and kernel versions. There could be some similarity to
bug 10807.
Bootmessage Kernel 2.6.32.5:
ACPI: SSDT 77fa7c30 00C99 (v01 AMI CPU1PM 00000001 INTL 20060113)
Marking TSC unstable due to TSC halts in idle
ACPI: CPU0 (power states: C1[C1] C2[C2])
processor ACPI_CPU:00: registered as cooling_device0
ACPI: Processor [CPU1] (supports 8 throttling states)
ACPI: SSDT 77fa88d0 00C99 (v01 AMI CPU2PM 00000001 INTL 20060113)
ACPI: CPU1 (power states: C1[C1] C2[C2])
processor ACPI_CPU:01: registered as cooling_device1
cat /proc/acpi/processor/*/power
active state: C0
max_cstate: C8
maximum allowed latency: 17414 usec
states:
C1: type[C1] promotion[--] demotion[--] latency[001]
usage[00000174] duration[00000000000000000000]
C2: type[C2] promotion[--] demotion[--] latency[001]
usage[01050351] duration[00000018441973421496]
active state: C0
max_cstate: C8
maximum allowed latency: 17414 usec
states:
C1: type[C1] promotion[--] demotion[--] latency[001]
usage[00000045] duration[00000000000000000000]
C2: type[C2] promotion[--] demotion[--] latency[001]
usage[01054958] duration[00000000008134518021]
cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 15
model name : Intel(R) Pentium(R) Dual CPU T2370 @ 1.73GHz
stepping : 13
cpu MHz : 798.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
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 nx lm constant_tsc
arch_perfmon pebs bts aperfmperf pni dtes64 monitor ds_cpl est tm2 ssse3 cx16
xtpr pdcm lahf_lm
bogomips : 3458.06
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 : 15
model name : Intel(R) Pentium(R) Dual CPU T2370 @ 1.73GHz
stepping : 13
cpu MHz : 798.000
cache size : 1024 KB
physical id : 0
siblings : 2
core id : 1
cpu cores : 2
apicid : 1
initial apicid : 1
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
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 nx lm constant_tsc
arch_perfmon pebs bts aperfmperf pni dtes64 monitor ds_cpl est tm2 ssse3 cx16
xtpr pdcm lahf_lm
bogomips : 3458.36
clflush size : 64
cache_alignment : 64
address sizes : 36 bits physical, 48 bits virtual
power management:
output of cpuid (attached program in bug 10807):
./cpuid
Mwait is supported
MMait leaf:
eax is 40
ebx is 40
ecx is 3
edx is 1110
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