Add Intel vendor ID to DRAM SMBus check

i2c_smbus/i2c_smbus_i801.cpp

@@ -530,7 +530,27 @@ void i2c_smbus_i801_detect(std::vector<i2c_smbus_interface*> &busses)
             {
                 unsigned int IORangeStart = std::stoi(matches[1].str());
 
-                bus = new i2c_smbus_i801();
+                std::string pnp_str = i["DeviceID"];
+
+                std::size_t ven_loc = pnp_str.find("VEN_");
+                std::size_t dev_loc = pnp_str.find("DEV_");
+                std::size_t sub_loc = pnp_str.find("SUBSYS_");
+
+                std::string ven_str = pnp_str.substr(ven_loc + 4, 4);
+                std::string dev_str = pnp_str.substr(dev_loc + 4, 4);
+                std::string sbv_str = pnp_str.substr(sub_loc + 11, 4);
+                std::string sbd_str = pnp_str.substr(sub_loc + 7, 4);
+
+                int ven_id = (int)std::stoul(ven_str, nullptr, 16);
+                int dev_id = (int)std::stoul(dev_str, nullptr, 16);
+                int sbv_id = (int)std::stoul(sbv_str, nullptr, 16);
+                int sbd_id = (int)std::stoul(sbd_str, nullptr, 16);
+
+                bus                         = new i2c_smbus_i801();
+                bus->pci_vendor             = ven_id;
+                bus->pci_device             = dev_id;
+                bus->pci_subsystem_vendor   = sbv_id;
+                bus->pci_subsystem_device   = sbd_id;
                 strcpy(bus->device_name, i["Description"].c_str());
                 ((i2c_smbus_i801 *)bus)->i801_smba = IORangeStart;
                 busses.push_back(bus);

pci_ids/pci_ids.h

@@ -3,6 +3,7 @@
 \*---------------------------------------------------------*/
 #define AMD_VEN                                 0x1022
 #define AMD_GPU_VEN                             0x1002
+#define INTEL_VEN                               0x8086
 #define NVIDIA_VEN                              0x10DE
 
 /*-----------------------------------------------------*\
@@ -16,6 +17,11 @@
 #define AMD_RX580_DEV                           0x67DF
 
 /*-----------------------------------------------------*\
+| Intel Device IDs                                      |
+\*-----------------------------------------------------*/
+#define INTEL_ICH10_SMBUS_DEV                   0x3A30
+
+/*-----------------------------------------------------*\
 | nVidia Device IDs                                     |
 \*-----------------------------------------------------*/
 #define NVIDIA_GTX1070_DEV                      0x1B81
@@ -32,6 +38,7 @@
 \*---------------------------------------------------------*/
 #define ASUS_SUB_VEN                            0x1043
 #define EVGA_SUB_VEN                            0x3842
+#define GIGABYTE_SUB_VEN                        0x1458
 #define MSI_SUB_VEN                             0x1462
 #define SAPPHIRE_SUB_VEN                        0x1DA2
 
@@ -67,4 +74,4 @@
 | PCI ID Macros                                             |
 \*---------------------------------------------------------*/
 #define IF_DRAM_SMBUS(ven, dev)                             \
-    if((ven == AMD_VEN) && (dev == AMD_FCH_SMBUS_DEV))
+    if((ven == AMD_VEN) || (ven == INTEL_VEN))