[Bug 243406] [amdtemp] does not recognize AMD Ryzen Threadripper 3970X (Zen 2)

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=243406

--- Comment #4 from crest at rlwinm.de ---
The driver support for Zen 2 hasn't been MFCed from 13-CURRENT. This is the
patch I use to add support for the Ryzen 3600X in home server to amdtemp:

Index: sys/dev/amdsmn/amdsmn.c
===================================================================
--- sys/dev/amdsmn/amdsmn.c     (revision 356412)
+++ sys/dev/amdsmn/amdsmn.c     (working copy)
@@ -59,6 +59,7 @@
 #define        PCI_DEVICE_ID_AMD_15H_M60H_ROOT         0x1576
 #define        PCI_DEVICE_ID_AMD_17H_ROOT              0x1450
 #define        PCI_DEVICE_ID_AMD_17H_M10H_ROOT         0x15d0
+#define        PCI_DEVICE_ID_AMD_17H_M30H_ROOT         0x1480

 struct pciid;
 struct amdsmn_softc {
@@ -90,6 +91,12 @@
                .amdsmn_addr_reg = F17H_SMN_ADDR_REG,
                .amdsmn_data_reg = F17H_SMN_DATA_REG,
        },
+       {
+               .amdsmn_vendorid = CPU_VENDOR_AMD,
+               .amdsmn_deviceid = PCI_DEVICE_ID_AMD_17H_M30H_ROOT,
+               .amdsmn_addr_reg = F17H_SMN_ADDR_REG,
+               .amdsmn_data_reg = F17H_SMN_DATA_REG,
+       },
 };

 /*
Index: sys/dev/amdtemp/amdtemp.c
===================================================================
--- sys/dev/amdtemp/amdtemp.c   (revision 356412)
+++ sys/dev/amdtemp/amdtemp.c   (working copy)
@@ -96,6 +96,7 @@
 #define        DEVICEID_AMD_MISC16_M30H        0x1583
 #define        DEVICEID_AMD_HOSTB17H_ROOT      0x1450
 #define        DEVICEID_AMD_HOSTB17H_M10H_ROOT 0x15d0
+#define        DEVICEID_AMD_HOSTB17H_M30H_ROOT 0x1480

 static const struct amdtemp_product {
        uint16_t        amdtemp_vendorid;
@@ -118,6 +119,7 @@
        { VENDORID_AMD, DEVICEID_AMD_MISC16_M30H, true },
        { VENDORID_AMD, DEVICEID_AMD_HOSTB17H_ROOT, false },
        { VENDORID_AMD, DEVICEID_AMD_HOSTB17H_M10H_ROOT, false },
+       { VENDORID_AMD, DEVICEID_AMD_HOSTB17H_M30H_ROOT, false },
 };

 /*

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