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88 lines
3.9 KiB
C++
88 lines
3.9 KiB
C++
/*---------------------------------------------------------*\
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| EVGASMBusControllerDetect.cpp |
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| Detector for SMBus EVGA ACX 30 motherboards |
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| Balázs Triszka (balika011) 21 May 2024 |
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| This file is part of the OpenRGB project |
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| SPDX-License-Identifier: GPL-2.0-only |
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\*---------------------------------------------------------*/
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#include <vector>
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#include "Detector.h"
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#include "EVGAACX30SMBusController.h"
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#include "LogManager.h"
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#include "RGBController_EVGAACX30SMBus.h"
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#include "i2c_smbus.h"
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#include "pci_ids.h"
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/******************************************************************************************\
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* *
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* TestForAcx30SMBusController *
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* *
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* Tests the given address to see if an EVGA ACX 30 controller exists there. *
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* First does a quick write to test for a response *
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* Then checks if it has 1st bit set in register 1 *
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* *
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\******************************************************************************************/
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#define EVGA_DETECTOR_NAME "EVGA SMBus Detectector"
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#define VENDOR_NAME "EVGA"
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#define SMBUS_ADDRESS 0x28
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bool TestForAcx30SMBusController(i2c_smbus_interface *bus, uint8_t address)
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{
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bool pass = false;
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int res = bus->i2c_smbus_write_quick(address, I2C_SMBUS_WRITE);
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if (res >= 0)
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{
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res = bus->i2c_smbus_read_byte_data(address, 0x01);
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if (res > 0 && (res & 1))
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{
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pass = true;
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}
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}
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return(pass);
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} /* TestForAcx30SMBusController() */
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/******************************************************************************************\
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* *
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* DetectAcx30SMBusControllers *
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* *
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* Detect EVGA ACX 30 SMBus controllers on the enumerated I2C busses at address 0x28. *
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* *
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\******************************************************************************************/
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void DetectAcx30SMBusControllers(std::vector<i2c_smbus_interface *> &busses)
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{
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for(unsigned int bus = 0; bus < busses.size(); bus++)
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{
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IF_MOBO_SMBUS(busses[bus]->pci_vendor, busses[bus]->pci_device)
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{
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if(busses[bus]->pci_subsystem_vendor == EVGA_SUB_VEN)
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{
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LOG_DEBUG(SMBUS_CHECK_DEVICE_MESSAGE_EN, EVGA_DETECTOR_NAME, bus, VENDOR_NAME, SMBUS_ADDRESS);
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// Check for ACX 30 controller at 0x28
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if(TestForAcx30SMBusController(busses[bus], SMBUS_ADDRESS))
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{
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EVGAACX30SMBusController *controller = new EVGAACX30SMBusController(busses[bus], SMBUS_ADDRESS);
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RGBController_EVGAACX30SMBus *rgb_controller = new RGBController_EVGAACX30SMBus(controller);
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ResourceManager::get()->RegisterRGBController(rgb_controller);
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}
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}
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else
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{
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LOG_DEBUG(SMBUS_CHECK_DEVICE_FAILURE_EN, EVGA_DETECTOR_NAME, bus, VENDOR_NAME);
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}
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}
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}
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} /* DetectAcx30SMBusControllers() */
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REGISTER_I2C_DETECTOR("EVGA Motherboard SMBus Controllers", DetectAcx30SMBusControllers);
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