Publish LumaOps source

2026-09-03 01:18:36 +02:00
commit 7f1c0e5f71
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+/*---------------------------------------------------------*\
+| i2c_smbus_piix4_pawnio.h                                  |
+|                                                           |
+|   PawnIO PIIX4 SMBUS driver for Windows                   |
+|                                                           |
+|   Stephen Horvath (Steve-Tech)                21 Apr 2025 |
+|   Based on original OpenRGB PIIX4 source code             |
+|                                                           |
+|   This file is part of the OpenRGB project                |
+|   SPDX-License-Identifier: GPL-2.0-or-later               |
+\*---------------------------------------------------------*/
+
+#pragma once
+
+#include <string>
+#include <unordered_map>
+
+#include "windows.h"
+
+#include "i2c_smbus.h"
+
+#define GLOBAL_SMBUS_MUTEX_NAME "Global\\Access_SMBUS.HTP.Method"
+
+enum
+{
+    PAWNIO_SLEEPMODE_ALWAYSBUSY     = 0,
+    PAWNIO_SLEEPMODE_SHORTBUSY      = 1,
+    PAWNIO_SLEEPMODE_ALWAYSSLEEP    = 2,
+    PAWNIO_SLEEPMODE_MAX
+};
+
+class i2c_smbus_pawnio : public i2c_smbus_interface
+{
+public:
+    static std::unordered_map<std::string, int> using_handle;
+    i2c_smbus_pawnio(HANDLE handle, std::string name);
+    ~i2c_smbus_pawnio();
+
+    static HRESULT start_pawnio(std::string filename, PHANDLE phandle);
+
+private:
+    s32 pawnio_read(u8 addr, char read_write, u8 command, int size, i2c_smbus_data *data);
+    s32 pawnio_write(u8 addr, char read_write, u8 command, int size, i2c_smbus_data *data);
+    s32 i2c_smbus_xfer(u8 addr, char read_write, u8 command, int size, i2c_smbus_data* data);
+    s32 i2c_xfer(u8 addr, char read_write, int* size, u8* data);
+
+    HANDLE      global_smbus_access_handle;
+    std::string name;
+    HANDLE      handle;
+};