[ltp] missing C4 power state on core duo (x60s)

[Florian Manschwetus]

This is a cryptographically signed message in MIME format.

--------------ms020600080901020705090108
Content-Type: text/plain; charset=ISO-8859-15; format=flowed
Content-Transfer-Encoding: 7bit

Martin Aumueller wrote:
> No C4 here either on a X60s with BIOS 1.04. And neither when on battery.
> 
> However, as opposed to almost never it now manages to enter C3 quite often - 
> and then it emits the well-known noise. That is probably due to the fact that 
> /proc/acpi/processor/CPU0/power never shows
> bus master activity:     00000000
hm strange, my T60 is nearly all the time in C3 with zero bus master 
activity. (with full usb)

Florian
> when the ohci_hci driver is loaded. This is probably the reason for the lower 
> power consumption with BIOS 1.04.
> 
> Martin
> 
> On Thu July 27 2006 17:46, Kevin O'Brien wrote:
>> Andrew Barr wrote:
>>> On Thu, 2006-07-27 at 08:12 -0700, Kevin O'Brien wrote:
>>>> Hello,
>>>> When I look at /proc/acpi/processors/CPU*/power I only see ACPI power
>>>> states
>>>> C1, C2 and C3. According to intel documentation the core duo can enter
>>>> C4 as
>>>> well.
>>> Well, not that this has any bearing on your situation but on my R51
>>> (Pentium M Dothan) I don't see C4 unless I am running on battery power.
>>>
>>> Andrew
>> Andrew,
>> Thank you for the reply. I don't see the C4 state even when running on
>> battery power.
>> Kevin
>> --
>> View this message in context:
>> http://www.nabble.com/missing-C4-power-state-on-core-duo-%28x60s%29-tf20102
>> 00.html#a5523686 Sent from the Linux Thinkpad forum at Nabble.com.


--------------ms020600080901020705090108
Content-Type: application/x-pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Content-Description: S/MIME Cryptographic Signature

MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIKDDCC
BQIwggLqoAMCAQICAwJsyDANBgkqhkiG9w0BAQUFADB5MRAwDgYDVQQKEwdSb290IENBMR4w
HAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMTGUNBIENlcnQgU2lnbmlu
ZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRAY2FjZXJ0Lm9yZzAeFw0wNjA3
MDQwODM3MDNaFw0wNzA3MDQwODM3MDNaMEgxHDAaBgNVBAMTE0Zsb3JpYW4gTWFuc2Nod2V0
dXMxKDAmBgkqhkiG9w0BCQEWGUZsb3JpYW5NYW5zY2h3ZXR1c0BnbXguZGUwggEiMA0GCSqG
SIb3DQEBAQUAA4IBDwAwggEKAoIBAQC2GnTI54ujEGPHu7/5L3UePHT6bydUQAWsck9f44wc
hURmyPxNMb228wpkIEaWOpsnxCYbKfxW7nIi0zP7eSAhGhXiI9jyLPgJ4NpG1OFT2Eyzjkkf
25CtC1NO9ZbMacVieXjDw4ezPkuJvSyhsDcFAUERCWG9DT74tMdP9ADdMzI8h/eXjv6j4flz
TD2WAsDe1hfdSTkzB7G3SMBtBu6J46CY6p93epais/x1CzFkzDJsh0r7dh0tHGhVCGkR1bN1
5SB2QhIdCR3+Ji1F1W8/7ugak6utREUz4LxYPw/wfiIRaVHTVPjo5YwfD0gjcWSXx25gWf2J
SEVBx+VDr3o1AgMBAAGjgcMwgcAwDAYDVR0TAQH/BAIwADBWBglghkgBhvhCAQ0ESRZHVG8g
Z2V0IHlvdXIgb3duIGNlcnRpZmljYXRlIGZvciBGUkVFIGhlYWQgb3ZlciB0byBodHRwOi8v
d3d3LkNBY2VydC5vcmcwMgYIKwYBBQUHAQEEJjAkMCIGCCsGAQUFBzABhhZodHRwOi8vb2Nz
cC5jYWNlcnQub3JnMCQGA1UdEQQdMBuBGUZsb3JpYW5NYW5zY2h3ZXR1c0BnbXguZGUwDQYJ
KoZIhvcNAQEFBQADggIBAEWB3PGEGRaPY1owD28EJCte+WuYsF+fIGslM6+XJI8aN8i2WkCL
p04pKgrBiNBUe71WXYqbgOgQAAQ36s6Z4HwlCKmn4hyRKAtFDwRa3qGtpSSeyX6jE4BUewXV
mwzZHjaDdWJbWvEGEiTtCYk3LJNfCm4h4bfYw4GQ3b+R6BeAlOwngnE31tsLC4tb5N8xVWbh
JYWqjK+Qq+tP6PuuoEHux8lSNvV8uhuZ6FUi9nEKfZ7exqobeLtdkLjDGByuDjmoEBRIIAW4
Uvx2LYVrecdnmEeRDepGIupZ8OxPkWyQb2sIE4afHT8rUNrOAkzCTNay6zgn4c6uqVq/yOh8
6XHEquc9H9I/+mLj9lBj0QoM4jTTG0GohSVGowG/+olxOeJcL2tI0ozJKJ5btRG95XzCuX5G
p6M1zcOTPGSZL0EE2UvUn4Sp5KcHoik3rCP9JJcuLzdag4aDt5RwhWcp2qEHw5Wh0vgkKdf3
Ojl8ji87HsOebESVdnnIKiyzDdcBse12mqM+ZIN12NPXeiFv+4Ca6XA8iSodIZE9Uq9lGYN2
UioUpkB5/0LS6fJiI2cP2RHTSp1MmlIFsYBypOH6GEfiJdoJ+amCzwI0PQK6epqdMcO6qs68
GtlVMUy+hKBddXbV7tbm3uCdVgrvYAGliobrJxLWlu8/xdBNI+WFhu9zMIIFAjCCAuqgAwIB
AgIDAmzIMA0GCSqGSIb3DQEBBQUAMHkxEDAOBgNVBAoTB1Jvb3QgQ0ExHjAcBgNVBAsTFWh0
dHA6Ly93d3cuY2FjZXJ0Lm9yZzEiMCAGA1UEAxMZQ0EgQ2VydCBTaWduaW5nIEF1dGhvcml0
eTEhMB8GCSqGSIb3DQEJARYSc3VwcG9ydEBjYWNlcnQub3JnMB4XDTA2MDcwNDA4MzcwM1oX
DTA3MDcwNDA4MzcwM1owSDEcMBoGA1UEAxMTRmxvcmlhbiBNYW5zY2h3ZXR1czEoMCYGCSqG
SIb3DQEJARYZRmxvcmlhbk1hbnNjaHdldHVzQGdteC5kZTCCASIwDQYJKoZIhvcNAQEBBQAD
ggEPADCCAQoCggEBALYadMjni6MQY8e7v/kvdR48dPpvJ1RABaxyT1/jjByFRGbI/E0xvbbz
CmQgRpY6myfEJhsp/FbuciLTM/t5ICEaFeIj2PIs+Ang2kbU4VPYTLOOSR/bkK0LU071lsxp
xWJ5eMPDh7M+S4m9LKGwNwUBQREJYb0NPvi0x0/0AN0zMjyH95eO/qPh+XNMPZYCwN7WF91J
OTMHsbdIwG0G7onjoJjqn3d6lqKz/HULMWTMMmyHSvt2HS0caFUIaRHVs3XlIHZCEh0JHf4m
LUXVbz/u6BqTq61ERTPgvFg/D/B+IhFpUdNU+OjljB8PSCNxZJfHbmBZ/YlIRUHH5UOvejUC
AwEAAaOBwzCBwDAMBgNVHRMBAf8EAjAAMFYGCWCGSAGG+EIBDQRJFkdUbyBnZXQgeW91ciBv
d24gY2VydGlmaWNhdGUgZm9yIEZSRUUgaGVhZCBvdmVyIHRvIGh0dHA6Ly93d3cuQ0FjZXJ0
Lm9yZzAyBggrBgEFBQcBAQQmMCQwIgYIKwYBBQUHMAGGFmh0dHA6Ly9vY3NwLmNhY2VydC5v
cmcwJAYDVR0RBB0wG4EZRmxvcmlhbk1hbnNjaHdldHVzQGdteC5kZTANBgkqhkiG9w0BAQUF
AAOCAgEARYHc8YQZFo9jWjAPbwQkK175a5iwX58gayUzr5ckjxo3yLZaQIunTikqCsGI0FR7
vVZdipuA6BAABDfqzpngfCUIqafiHJEoC0UPBFreoa2lJJ7JfqMTgFR7BdWbDNkeNoN1Ylta
8QYSJO0JiTcsk18KbiHht9jDgZDdv5HoF4CU7CeCcTfW2wsLi1vk3zFVZuElhaqMr5Cr60/o
+66gQe7HyVI29Xy6G5noVSL2cQp9nt7Gqht4u12QuMMYHK4OOagQFEggBbhS/HYthWt5x2eY
R5EN6kYi6lnw7E+RbJBvawgThp8dPytQ2s4CTMJM1rLrOCfhzq6pWr/I6HzpccSq5z0f0j/6
YuP2UGPRCgziNNMbQaiFJUajAb/6iXE54lwva0jSjMkonlu1Eb3lfMK5fkanozXNw5M8ZJkv
QQTZS9SfhKnkpweiKTesI/0kly4vN1qDhoO3lHCFZynaoQfDlaHS+CQp1/c6OXyOLzsew55s
RJV2ecgqLLMN1wGx7Xaaoz5kg3XY09d6IW/7gJrpcDyJKh0hkT1Sr2UZg3ZSKhSmQHn/QtLp
8mIjZw/ZEdNKnUyaUgWxgHKk4foYR+Il2gn5qYLPAjQ9Arp6mp0xw7qqzrwa2VUxTL6EoF11
dtXu1ube4J1WCu9gAaWKhusnEtaW7z/F0E0j5YWG73MxggOHMIIDgwIBATCBgDB5MRAwDgYD
VQQKEwdSb290IENBMR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMT
GUNBIENlcnQgU2lnbmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRAY2Fj
ZXJ0Lm9yZwIDAmzIMAkGBSsOAwIaBQCgggHbMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEw
HAYJKoZIhvcNAQkFMQ8XDTA2MDcyODE2NTg1OFowIwYJKoZIhvcNAQkEMRYEFNyc5M9KegTc
EncsNr/EVY+6m73dMFIGCSqGSIb3DQEJDzFFMEMwCgYIKoZIhvcNAwcwDgYIKoZIhvcNAwIC
AgCAMA0GCCqGSIb3DQMCAgFAMAcGBSsOAwIHMA0GCCqGSIb3DQMCAgEoMIGRBgkrBgEEAYI3
EAQxgYMwgYAweTEQMA4GA1UEChMHUm9vdCBDQTEeMBwGA1UECxMVaHR0cDovL3d3dy5jYWNl
cnQub3JnMSIwIAYDVQQDExlDQSBDZXJ0IFNpZ25pbmcgQXV0aG9yaXR5MSEwHwYJKoZIhvcN
AQkBFhJzdXBwb3J0QGNhY2VydC5vcmcCAwJsyDCBkwYLKoZIhvcNAQkQAgsxgYOggYAweTEQ
MA4GA1UEChMHUm9vdCBDQTEeMBwGA1UECxMVaHR0cDovL3d3dy5jYWNlcnQub3JnMSIwIAYD
VQQDExlDQSBDZXJ0IFNpZ25pbmcgQXV0aG9yaXR5MSEwHwYJKoZIhvcNAQkBFhJzdXBwb3J0
QGNhY2VydC5vcmcCAwJsyDANBgkqhkiG9w0BAQEFAASCAQAnAsogPF0Ho0xZEuQSSBQm/iq/
lw+kktJCfu/NwytuvFFlcrh+luXeXqmU5e9N5FP8/4oTDqcnsx6eNNrTb7UymMU3MkAj7alK
KsXjwR/Qy54+ZRwcFlM3k8FC+CHFWC5v2kX1uVjHh1NXfWhFCx+7i3iu91wZLVPKg3gcwxcd
zJNqbLWGjViiHmctMt/O9i94P4MxAauXefX1sSHDjG75p/mUcuayDjl1Ifs+h+/8HhXkuxbE
PA5xwADdiyUgDEsMBhU0AVr9KNMXezzNgrjhxTnkYi+xeGDK3z+1Cz4DA8MmL74QLY/51GKr
r7+nKJimYop2CeeP4AQjRB6Zh9/LAAAAAAAA
--------------ms020600080901020705090108--