Initial driver for PawnIO-based Windows controller for Valve Steam Machine

Controllers/ValveSteamMachineController/ValveSteamMachineControllerDetect_Windows.cpp

@@ -0,0 +1,51 @@
+/*---------------------------------------------------------*\
+| ValveSteamMachineControllerDetect_Windows.cpp             |
+|                                                           |
+|   Detector for Valve Steam Machine LEDs                   |
+|                                                           |
+|   Adam Honse (calcprogrammer1@gmail.com)      28 Jul 2026 |
+|                                                           |
+|   This file is part of the OpenRGB project                |
+|   SPDX-License-Identifier: GPL-2.0-or-later               |
+\*---------------------------------------------------------*/
+
+#include <Windows.h>
+#include "dmiinfo.h"
+#include "LogManager.h"
+#include "PawnIOLib.h"
+#include "DetectionManager.h"
+#include "i2c_smbus_pawnio.h"
+#include "ValveSteamMachineController_Windows.h"
+#include "RGBController_ValveSteamMachine_Windows_Linux.h"
+
+DetectedControllers DetectValveSteamMachineControllers()
+{
+    DetectedControllers detected_controllers;
+    DMIInfo             dmi;
+    HANDLE              pawnio_handle;
+    HRESULT             status;
+
+    /*-----------------------------------------------------*\
+    | The LedsValve PawnIO module is not capable of DMI     |
+    | checking itself, so ensure the DMI info matches that  |
+    | of the Steam Machine using the same DMI checks that   |
+    | the official Linux leds-valve driver uses.            |
+    \*-----------------------------------------------------*/
+    if((dmi.getManufacturer() == "OEM"   && dmi.getProductName() == "F7F")
+     ||(dmi.getManufacturer() == "Valve" && dmi.getProductName() == "Fremont"))
+    {
+        status = i2c_smbus_pawnio::start_pawnio("LedsValve.bin", &pawnio_handle);
+
+        if(status == S_OK)
+        {
+            ValveSteamMachineController*     controller     = new ValveSteamMachineController(pawnio_handle, "Valve Steam Machine");
+            RGBController_ValveSteamMachine* rgb_controller = new RGBController_ValveSteamMachine(controller);
+            
+            detected_controllers.push_back(rgb_controller);
+        }
+    }
+
+    return(detected_controllers);
+}
+
+REGISTER_DETECTOR("Valve Steam Machine", DetectValveSteamMachineControllers);