svn commit: r222101 - stable/8/sys/dev/coretemp
Xin LI
delphij at FreeBSD.org
Thu May 19 17:24:54 UTC 2011
Author: delphij
Date: Thu May 19 17:24:53 2011
New Revision: 222101
URL: http://svn.freebsd.org/changeset/base/222101
Log:
MFC r221509:
Detect and set Atom's Tj(max) to 90 if it's not the 45nm D400/D500/N400
series.
Modified:
stable/8/sys/dev/coretemp/coretemp.c
Directory Properties:
stable/8/sys/ (props changed)
stable/8/sys/amd64/include/xen/ (props changed)
stable/8/sys/cddl/contrib/opensolaris/ (props changed)
stable/8/sys/contrib/dev/acpica/ (props changed)
stable/8/sys/contrib/pf/ (props changed)
Modified: stable/8/sys/dev/coretemp/coretemp.c
==============================================================================
--- stable/8/sys/dev/coretemp/coretemp.c Thu May 19 17:22:48 2011 (r222100)
+++ stable/8/sys/dev/coretemp/coretemp.c Thu May 19 17:24:53 2011 (r222101)
@@ -197,6 +197,15 @@ coretemp_attach(device_t dev)
default: /* Unknown stepping */
break;
}
+ } else if (cpu_model == 0x1c) {
+ switch (cpu_stepping) {
+ case 0xa: /* 45nm Atom D400, N400 and D500 series */
+ sc->sc_tjmax = 100;
+ break;
+ default:
+ sc->sc_tjmax = 90;
+ break;
+ }
} else {
/*
* Attempt to get Tj(max) from MSR IA32_TEMPERATURE_TARGET.
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