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| author | Xin LI <delphij@FreeBSD.org> | 2011-05-05 19:15:15 +0000 |
|---|---|---|
| committer | Xin LI <delphij@FreeBSD.org> | 2011-05-05 19:15:15 +0000 |
| commit | 89017932229e6df24b7b82a22ccd2012065912f0 (patch) | |
| tree | e676a1c2230af0aab4e0ac37c2b882fec9f9b6b2 /sys/dev/coretemp | |
| parent | 00aa5aab1eadb456a3a072adbb4596dc708d249b (diff) | |
| download | src-89017932229e6df24b7b82a22ccd2012065912f0.tar.gz src-89017932229e6df24b7b82a22ccd2012065912f0.zip | |
Detect and set Atom's Tj(max) to 90 if it's not the 45nm D400/D500/N400
series.
MFC after: 2 weeks
Notes
Notes:
svn path=/head/; revision=221509
Diffstat (limited to 'sys/dev/coretemp')
| -rw-r--r-- | sys/dev/coretemp/coretemp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/dev/coretemp/coretemp.c b/sys/dev/coretemp/coretemp.c index 777a591e5f8c..411b9eecf167 100644 --- a/sys/dev/coretemp/coretemp.c +++ b/sys/dev/coretemp/coretemp.c @@ -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. |