From mboxrd@z Thu Jan 1 00:00:00 1970 From: Erik Slagter Subject: C states on AMD SMP Date: Thu, 08 Sep 2005 13:29:16 +0200 Message-ID: <1126178956.24699.42.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=sha1; protocol="application/x-pkcs7-signature"; boundary="=-qkbIV33G1duDW7MFVuN9" Return-path: Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org --=-qkbIV33G1duDW7MFVuN9 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, I compiled & installed 2.6.13 (vanilla) on my Tyan Tiger S2466 (AMD768 chipset, 2xathlon MP 2600) yesterday. Indeed, as expected, acpi "/proc/acpi/processor/*/power" (C states) is now supported on SMP. But, to my surprise, it only shows one C state (C1), which, I assume, is full-on. I am not completely sure about the CPU, but I do know that at least the chipset supports C2 and C3 states (even got it sort of working with pm_amd76x). Can someone shine some light on this? active state: C1 max_cstate: C8 bus master activity: 00000000 states: *C1: type[C1] promotion[--] demotion[--] latency[000] usage[59379522] --- 8-< ---- processor : 1 vendor_id : AuthenticAMD cpu family : 6 model : 8 model name : AMD Athlon(tm) Processor stepping : 1 cpu MHz : 2133.515 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse syscall mp mmxext 3dnowext 3dnow bogomips : 4266.27 Thx. --=-qkbIV33G1duDW7MFVuN9 Content-Type: application/x-pkcs7-signature; name=smime.p7s Content-Disposition: attachment; filename=smime.p7s Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIGFjCCAs8w ggI4oAMCAQICAw9TczANBgkqhkiG9w0BAQQFADBiMQswCQYDVQQGEwJaQTElMCMGA1UEChMcVGhh d3RlIENvbnN1bHRpbmcgKFB0eSkgTHRkLjEsMCoGA1UEAxMjVGhhd3RlIFBlcnNvbmFsIEZyZWVt YWlsIElzc3VpbmcgQ0EwHhcNMDUwODE4MTE1NDA1WhcNMDYwODE4MTE1NDA1WjBDMR8wHQYDVQQD ExZUaGF3dGUgRnJlZW1haWwgTWVtYmVyMSAwHgYJKoZIhvcNAQkBFhFlcmlrQHNsYWd0ZXIubmFt ZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANAMKW15OgreNb+Wd++Xcw6uNJUXXIfX 56u1rtTObMmbbDY2wNc4Iqwbuwaysvox3z+YElXBibE8BAyV1iMjhee4mOfAy38dGHtWDxhOGke8 VpkyY8DSWgMN5p4egTiT6YNdHW75iiQ+Vh5zMHju1UXnIqgf5zkUGkNuxYp15jLZvRDbfA5H+Sil jbZGB2fiPOJHpyI61ZidcMgdow31qm70/oe6vXxhSZLzo7OLvExE+mQHwbCSIJMN/hPTK1z0lmQ1 kkaEjHrefqIgoF9Dk/WfOtulzvR3xBzDL50GZ32BxT/OhXYe1SHEJpSM1S/aq8TBQJYwjzREWyDh 0OYsmr0CAwEAAaMuMCwwHAYDVR0RBBUwE4ERZXJpa0BzbGFndGVyLm5hbWUwDAYDVR0TAQH/BAIw ADANBgkqhkiG9w0BAQQFAAOBgQCCpzoneRQIKsUO8zSnwQ7yhJTrS/EaDibiIVrkkCbzXwCiHFAi 7nmTRF0DlLVF3Ssf97ITWT/RSdkj9Xke0OHH7724PJdfpA6OglMnx2i7IcJLzPgPjB+fOmfR0nYX UYKuzGxTOXmshLmPcwKdpFuRLLk7n+vrTAwJYJI++crhJzCCAz8wggKooAMCAQICAQ0wDQYJKoZI hvcNAQEFBQAwgdExCzAJBgNVBAYTAlpBMRUwEwYDVQQIEwxXZXN0ZXJuIENhcGUxEjAQBgNVBAcT CUNhcGUgVG93bjEaMBgGA1UEChMRVGhhd3RlIENvbnN1bHRpbmcxKDAmBgNVBAsTH0NlcnRpZmlj YXRpb24gU2VydmljZXMgRGl2aXNpb24xJDAiBgNVBAMTG1RoYXd0ZSBQZXJzb25hbCBGcmVlbWFp bCBDQTErMCkGCSqGSIb3DQEJARYccGVyc29uYWwtZnJlZW1haWxAdGhhd3RlLmNvbTAeFw0wMzA3 MTcwMDAwMDBaFw0xMzA3MTYyMzU5NTlaMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3dGUg Q29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1haWwg SXNzdWluZyBDQTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAxKY8VXNV+065yplaHmjAdQRw nd/p/6Me7L3N9VvyGna9fww6YfK/Uc4B1OVQCjDXAmNaLIkVcI7dyfArhVqqP3FWy688Cwfn8R+R NiQqE88r1fOCdz0Dviv+uxg+B79AgAJk16emu59l0cUqVIUPSAR/p7bRPGEEQB5kGXJgt/sCAwEA AaOBlDCBkTASBgNVHRMBAf8ECDAGAQH/AgEAMEMGA1UdHwQ8MDowOKA2oDSGMmh0dHA6Ly9jcmwu dGhhd3RlLmNvbS9UaGF3dGVQZXJzb25hbEZyZWVtYWlsQ0EuY3JsMAsGA1UdDwQEAwIBBjApBgNV HREEIjAgpB4wHDEaMBgGA1UEAxMRUHJpdmF0ZUxhYmVsMi0xMzgwDQYJKoZIhvcNAQEFBQADgYEA SIzRUIPqCy7MDaNmrGcPf6+svsIXoUOWlJ1/TCG4+DYfqi2fNi/A9BxQIJNwPP2t4WFiw9k6GX6E sZkbAMUaC4J0niVQlGLH2ydxVyWN3amcOY6MIE9lX5Xa9/eH1sYITq726jTlEBpbNU1341YheILc IRk13iSx0x1G/11fZU8xggHvMIIB6wIBATBpMGIxCzAJBgNVBAYTAlpBMSUwIwYDVQQKExxUaGF3 dGUgQ29uc3VsdGluZyAoUHR5KSBMdGQuMSwwKgYDVQQDEyNUaGF3dGUgUGVyc29uYWwgRnJlZW1h aWwgSXNzdWluZyBDQQIDD1NzMAkGBSsOAwIaBQCgXTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcB MBwGCSqGSIb3DQEJBTEPFw0wNTA5MDgxMTI5MTZaMCMGCSqGSIb3DQEJBDEWBBQnYVNDwvAnNBs2 Akt569VhNupn2DANBgkqhkiG9w0BAQEFAASCAQBdTGqNODZ7En6l/lDms/fxufz5tEztjWH7Lh9J EbihRT6emUOup8wu7OyAAHiTiwHHEL/zNR1F9R9pDAb9OQFHou18PYYD79cHm9uQXToBuBY9Vudi pLV6QovHaAAW8lBWQpb1JyGSaU8Xi0XAkTgilLnXURUR4eBaETt/Ou7kmh5s67HXQCszy1EDeRhc 3q1a72nIPLqqIa9xqdO8cGeOye16H8Kd17ykU5nDu9p6/FhcK4PYZLFvrlpQFU0IdN71FnrOt38m hWUQxyV/iMA9Mg7qyPpPSGWOtULOFhEZ6IwOzF8nwfj061uh+2F6cLhZmWm+2dUrrvle0405I5sP AAAAAAAA --=-qkbIV33G1duDW7MFVuN9-- ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf