pchtemp add Intel 300 Series Thermal sensor

[Bruno Flueckiger]

Hi,

My HP EliteBook 850 G6 comes with an Intel 300 Series Thermal sensor.
The patch below makes this sensor available as pchtemp(4) device.

Cheers,
Bruno

Index: sys/dev/pci/pchtemp.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/pchtemp.c,v
retrieving revision 1.4
diff -u -p -r1.4 pchtemp.c
--- sys/dev/pci/pchtemp.c    24 May 2016 07:59:24 -0000    1.4
+++ sys/dev/pci/pchtemp.c    2 Jun 2020 08:20:55 -0000
@@ -63,6 +63,7 @@ const struct pci_matchid pchtemp_devices
     { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_9SERIES_LP_THERM },
     { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_100SERIES_THERM },
     { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_100SERIES_LP_THERM },
+    { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_300SERIES_U_THERM },
 };

 int