D16855.id47194.diff
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	Index: sys/dev/amdtemp/amdtemp.c
	===================================================================
	--- sys/dev/amdtemp/amdtemp.c
	+++ sys/dev/amdtemp/amdtemp.c
	@@ -111,8 +111,16 @@

	/*
	* Reported Temperature, Family 17h
	+ *
	+ * According to AMD OSRR for 17H, section 4.2.1, bits 31-21 of this
	+ * register provide the current temp. bit 19, when clear, means the
	+ * temp is reported in a range 0..225C (which should be 255C), and
	+ * when set changes the range to -49..206C
	*/
	-#define AMDTEMP_17H_CUR_TMP 0x59800
	+#define AMDTEMP_17H_CUR_TMP 0x59800
	+#define AMDTEMP_17H_CUR_TMP_RANGE_SEL (1 << 19)
	+#define AMDTEMP_17H_CUR_TMP_RANGE_OFF -490
	+

	/*
	* Thermaltrip Status Register (Family 0Fh only)
	@@ -591,13 +599,15 @@
	amdtemp_gettemp17h(device_t dev, amdsensor_t sensor)
	{
	struct amdtemp_softc *sc = device_get_softc(dev);
	- uint32_t temp;
	+ uint32_t temp, val;
	int error;

	- error = amdsmn_read(sc->sc_smn, AMDTEMP_17H_CUR_TMP, &temp);
	+ error = amdsmn_read(sc->sc_smn, AMDTEMP_17H_CUR_TMP, &val);
	KASSERT(error == 0, ("amdsmn_read"));

	- temp = ((temp >> 21) & 0x7ff) * 5 / 4;
	+ temp = (((val >> 21) & 0x7ff) * 5) / 4;
	+ if (val & AMDTEMP_17H_CUR_TMP_RANGE_SEL)
	+ temp += AMDTEMP_17H_CUR_TMP_RANGE_OFF;
	temp += AMDTEMP_ZERO_C_TO_K + sc->sc_offset * 10;

	return (temp);