Publish LumaOps source

2026-09-03 01:18:36 +02:00
commit 7f1c0e5f71
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+/*---------------------------------------------------------*\
+| ZotacBlackwellGPUController.h                             |
+|                                                           |
+|   Driver for ZOTAC Blackwell (RTX 50 series) GPU          |
+|                                                           |
+|   Eder Sánchez                                27 Mar 2026 |
+|                                                           |
+|   This file is part of the OpenRGB project                |
+|   SPDX-License-Identifier: GPL-2.0-or-later               |
+\*---------------------------------------------------------*/
+
+#pragma once
+
+#include <string>
+#include "i2c_smbus.h"
+#include "RGBController.h"
+
+/*---------------------------------------------------------*\
+| ZOTAC Blackwell I2C address                               |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_ADDR                0x4B
+
+/*---------------------------------------------------------*\
+| Register map (0x20 - 0x2F)                                |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_REG_FIXED           0x20
+#define ZOTAC_BLACKWELL_GPU_REG_ZONE            0x21
+#define ZOTAC_BLACKWELL_GPU_REG_MODE            0x22
+#define ZOTAC_BLACKWELL_GPU_REG_RED1            0x23
+#define ZOTAC_BLACKWELL_GPU_REG_GREEN1          0x24
+#define ZOTAC_BLACKWELL_GPU_REG_BLUE1           0x25
+#define ZOTAC_BLACKWELL_GPU_REG_RED2            0x26
+#define ZOTAC_BLACKWELL_GPU_REG_GREEN2          0x27
+#define ZOTAC_BLACKWELL_GPU_REG_BLUE2           0x28
+#define ZOTAC_BLACKWELL_GPU_REG_BRIGHTNESS      0x29
+#define ZOTAC_BLACKWELL_GPU_REG_SPEED           0x2A
+#define ZOTAC_BLACKWELL_GPU_REG_DIRECTION       0x2B
+#define ZOTAC_BLACKWELL_GPU_REG_RESERVED_2C     0x2C
+#define ZOTAC_BLACKWELL_GPU_REG_RESERVED_2D     0x2D
+#define ZOTAC_BLACKWELL_GPU_REG_RESERVED_2E     0x2E
+#define ZOTAC_BLACKWELL_GPU_REG_RESERVED_2F     0x2F
+
+/*---------------------------------------------------------*\
+| Control registers                                         |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_REG_RELOAD          0x11
+#define ZOTAC_BLACKWELL_GPU_REG_COMMIT          0x17
+
+/*---------------------------------------------------------*\
+| Mode values (from Firestorm V5.0.0.012E reverse eng.)     |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_MODE_STATIC         0x01
+#define ZOTAC_BLACKWELL_GPU_MODE_BREATHE        0x02
+#define ZOTAC_BLACKWELL_GPU_MODE_FADE           0x03
+#define ZOTAC_BLACKWELL_GPU_MODE_WINK           0x04
+#define ZOTAC_BLACKWELL_GPU_MODE_GLIDE          0x08
+#define ZOTAC_BLACKWELL_GPU_MODE_PRISM          0x09
+#define ZOTAC_BLACKWELL_GPU_MODE_BOKEH          0x0A
+#define ZOTAC_BLACKWELL_GPU_MODE_BEACON         0x0B
+#define ZOTAC_BLACKWELL_GPU_MODE_TANDEM         0x18
+#define ZOTAC_BLACKWELL_GPU_MODE_TIDAL          0x19
+#define ZOTAC_BLACKWELL_GPU_MODE_ASTRA          0x20
+#define ZOTAC_BLACKWELL_GPU_MODE_COSMIC         0x21
+#define ZOTAC_BLACKWELL_GPU_MODE_VOLTA          0x22
+
+/*---------------------------------------------------------*\
+| Direction values                                          |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_DIR_LEFT            0x00
+#define ZOTAC_BLACKWELL_GPU_DIR_RIGHT           0x01
+
+/*---------------------------------------------------------*\
+| I2C transaction delays (microseconds)                     |
+\*---------------------------------------------------------*/
+#define ZOTAC_BLACKWELL_GPU_DELAY_US            3000
+#define ZOTAC_BLACKWELL_GPU_COMMIT_DELAY_US     10000
+
+class ZotacBlackwellGPUController
+{
+public:
+    ZotacBlackwellGPUController(i2c_smbus_interface* bus, u8 dev, std::string dev_name);
+    ~ZotacBlackwellGPUController();
+
+    std::string             GetDeviceLocation();
+    std::string             GetName();
+    std::string             GetVersion();
+
+    void                    SetMode(unsigned int zone, unsigned int mode_val,
+                                    RGBColor color1, RGBColor color2,
+                                    unsigned int brightness, unsigned int speed,
+                                    unsigned int direction);
+    void                    Commit();
+
+private:
+    i2c_smbus_interface*    bus;
+    u8                      dev;
+    std::string             name;
+    std::string             version;
+
+    void                    ReadVersion();
+};