Files
OpenRGB/Controllers/CorsairVengeanceController/CorsairVengeanceControllerDetect.cpp

97 lines
4.5 KiB
C++

/*---------------------------------------------------------*\
| CorsairVengeanceControllerDetect.cpp |
| |
| Detector for original single-zone Corsair Vengeance |
| DDR4 RGB RAM |
| |
| Adam Honse (CalcProgrammer1) 08 Mar 2019 |
| |
| This file is part of the OpenRGB project |
| SPDX-License-Identifier: GPL-2.0-only |
\*---------------------------------------------------------*/
#include <vector>
#include "Detector.h"
#include "CorsairVengeanceController.h"
#include "RGBController_CorsairVengeance.h"
#include "i2c_smbus.h"
#include "pci_ids.h"
/******************************************************************************************\
* *
* TestForCorsairVengeanceController *
* *
* Tests the given address to see if a Corsair controller exists there. *
* *
\******************************************************************************************/
bool TestForCorsairVengeanceController(i2c_smbus_interface* bus, unsigned char address)
{
bool pass = false;
int res = bus->i2c_smbus_write_quick(address, I2C_SMBUS_WRITE);
if (res >= 0)
{
pass = true;
for (int i = 0xA0; i < 0xB0; i++)
{
res = bus->i2c_smbus_read_byte_data(address, i);
if (res != 0xBA)
{
pass = false;
}
}
}
return(pass);
} /* TestForCorsairVengeanceController() */
/******************************************************************************************\
* *
* DetectCorsairVengeanceControllers *
* *
* Detect Corsair controllers on the enumerated I2C busses. *
* *
* bus - pointer to i2c_smbus_interface where device is connected *
* slots - list of SPD entries with matching JEDEC ID *
* *
\******************************************************************************************/
void DetectCorsairVengeanceControllers(i2c_smbus_interface* bus, std::vector<SPDWrapper*> &slots)
{
for(SPDWrapper *slot : slots)
{
/*-------------------------------------------------*\
| Test first address range 0x58-0x5F |
\*-------------------------------------------------*/
unsigned char address = slot->address() + 8;
if(TestForCorsairVengeanceController(bus, address))
{
CorsairVengeanceController* new_controller = new CorsairVengeanceController(bus, address);
RGBController_CorsairVengeance* new_rgbcontroller = new RGBController_CorsairVengeance(new_controller);
ResourceManager::get()->RegisterRGBController(new_rgbcontroller);
}
/*-------------------------------------------------*\
| Test second address range 0x18-0x1F |
\*-------------------------------------------------*/
address = slot->address() - 0x40 + 8;
if(TestForCorsairVengeanceController(bus, address))
{
CorsairVengeanceController* new_controller = new CorsairVengeanceController(bus, address);
RGBController_CorsairVengeance* new_rgbcontroller = new RGBController_CorsairVengeance(new_controller);
ResourceManager::get()->RegisterRGBController(new_rgbcontroller);
}
}
} /* DetectCorsairVengeanceControllers() */
REGISTER_I2C_DIMM_DETECTOR("Corsair Vengeance RGB DRAM", DetectCorsairVengeanceControllers, JEDEC_CORSAIR, SPD_DDR4_SDRAM);