[Intel][WDT] Based on C620 Series PCH datasheet, probe TCO devices

* C620 Series Chipset Production SKUs (`0xa1a3`) * C620 Series Chipset Super SKUs (`0xa223`)
cyring · Aug 11, 2024 · 8ca842b · 8ca842b
1 parent bd68f04
commit 8ca842b
Show file tree

Hide file tree

Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/x86_64/corefreq-api.h b/x86_64/corefreq-api.h
@@ -1384,6 +1384,9 @@ typedef struct
 #define DID_INTEL_SKYLAKE_H_IMC_HAQ	0x1910
 /* Source: Intel Xeon Processor E3-1200 v5 Product Family		*/
 #define DID_INTEL_SKYLAKE_DT_IMC_HA	0x1918
+/* Source: Intel C620 Series Chipset Platform Controller Hub Datasheet	*/
+#define DID_INTEL_C620_PCH_SMBUS	0xa1a3
+#define DID_INTEL_C620_SUPER_SMBUS	0xa223
 /* Source:7th Generation Intel Processor for S-Platforms & Core X-Series Vol2*/
 #define DID_INTEL_KABYLAKE_H_IMC_HAD	0x5900
 #define DID_INTEL_KABYLAKE_U_IMC_HA	0x5904

diff --git a/x86_64/corefreqk.c b/x86_64/corefreqk.c
@@ -10382,6 +10382,14 @@ static void Intel_Watchdog(CORE_RO *Core)
 		.driver_data = (kernel_ulong_t) TCOBASE
 		},
 		{
+		PCI_VDEVICE(INTEL, DID_INTEL_C620_PCH_SMBUS),
+		.driver_data = (kernel_ulong_t) TCOBASE
+		},
+		{
+		PCI_VDEVICE(INTEL, DID_INTEL_C620_SUPER_SMBUS),
+		.driver_data = (kernel_ulong_t) TCOBASE
+		},
+		{
 		PCI_VDEVICE(INTEL, DID_INTEL_KBL_PCH_H_SMBUS),
 		.driver_data = (kernel_ulong_t) TCOBASE
 		},