Aura GPU Support

2026-04-27 09:23:57 -04:00 · 2020-02-19 21:17:04 -06:00
parent b717600c37
commit aead384282
7 changed files with 456 additions and 8 deletions
--- a/Controllers/AuraGPUController/AuraGPUControllerDetect.cpp
+++ b/Controllers/AuraGPUController/AuraGPUControllerDetect.cpp
@@ -0,0 +1,94 @@
+/*-----------------------------------------*\
+|  AuraGPUControllerDetect.cpp              |
+|                                           |
+|  Driver for ASUS Aura RGB on GPUs         |
+|                                           |
+|  Jan Rettig (Klapstuhl) 14.02.2020        |
+\*-----------------------------------------*/
+
+#include "AuraGPUController.h"
+#include "RGBController.h"
+#include "RGBController_AuraGPU.h"
+#include "i2c_smbus.h"
+#include <vector>
+#include <stdio.h>
+#include <stdlib.h>
+
+#ifdef WIN32
+#include <Windows.h>
+#else
+#include <unistd.h>
+
+static void Sleep(unsigned int milliseconds)
+{
+    usleep(1000 * milliseconds);
+}
+#endif
+
+/*-------------------------------------------------------------*\
+| This list contains the available I2C addresses for Aura GPUs  |
+\*-------------------------------------------------------------*/
+#define AURA_GPU_ADDRESS_COUNT 3
+
+static const unsigned char aura_gpu_addresses[] =
+{
+    0x29,
+    0x2A,
+    0x60
+};
+
+
+/******************************************************************************************\
+*                                                                                          *
+*   TestForAuraGPUController                                                               *
+*                                                                                          *
+*       Tests the given address to see if an Aura GPU controller exists there.             *
+*                                                                                          *
+\******************************************************************************************/
+
+bool TestForAuraGPUController(i2c_smbus_interface* bus, unsigned char address)
+{
+    bool pass = false;
+
+    unsigned char aura_gpu_magic_high = bus->i2c_smbus_read_byte_data(address, 0x20);                        // High Byte of magic (0x15)                        
+    unsigned char aura_gpu_magic_low = bus->i2c_smbus_read_byte_data(address, 0x21);                         // Low Byte of magic (0x89)
+
+    if((aura_gpu_magic_high << 8) + aura_gpu_magic_low == AURA_GPU_MAGIC_VAL)
+    {
+        pass = true;
+    }
+
+    return(pass);
+
+}   /* TestForAuraGPUController() */
+
+
+/******************************************************************************************\
+*                                                                                          *
+*   DetectAuraGPUControllers                                                               *
+*                                                                                          *
+*       Detect Aura GPU controllers on the enumerated I2C busses.                          *
+*                                                                                          *
+\******************************************************************************************/
+
+void DetectAuraGPUControllers(std::vector<i2c_smbus_interface*> &busses, std::vector<RGBController*> &rgb_controllers)
+{
+    AuraGPUController* new_aura_gpu;
+    RGBController_AuraGPU* new_controller;
+
+    for (unsigned int bus = 0; bus < busses.size(); bus++)
+    {
+        // Add Aura-enabled GPU controllers
+        for (unsigned int address_list_idx = 0; address_list_idx < AURA_GPU_ADDRESS_COUNT; address_list_idx++)
+        {
+            if (TestForAuraGPUController(busses[bus], aura_gpu_addresses[address_list_idx]))
+            {
+                new_aura_gpu = new AuraGPUController(busses[bus], aura_gpu_addresses[address_list_idx]);
+                new_controller = new RGBController_AuraGPU(new_aura_gpu);
+                rgb_controllers.push_back(new_controller);
+            }
+
+            Sleep(1);
+        }
+    }
+} /* DetectAuraGPUControllers() */