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Implement ENESMBusInterface to abstract away the specific I2C/SMBus interface implementation used by the ENE SMBus controller. This will allow for alternative interfaces such as NVMe controllers (XPG Spectrix S40G) and USB Mass Storage controllers (ROG Arion SSD enclosure).

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This commit is contained in:
Adam Honse 2021-11-21 22:34:18 -06:00
parent c92e1db2dc
commit 82c02b48aa
7 changed files with 130 additions and 36 deletions
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23
Controllers/ENESMBusController/ENESMBusInterface/ENESMBusInterface.h Normal file
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/*-----------------------------------------*\
| ENESMBusInterface.h |
| |
| Definitions and types for ENE interface |
| |
| Adam Honse (CalcProgrammer1) 11/21/2021 |
\*-----------------------------------------*/
#include <string>
#pragma once
typedef unsigned short ene_register;
typedef unsigned char ene_dev_id;
class ENESMBusInterface
{
public:
virtual std::string GetLocation() = 0;
virtual unsigned char ENERegisterRead(ene_dev_id dev, ene_register reg) = 0;
virtual void ENERegisterWrite(ene_dev_id dev, ene_register reg, unsigned char val) = 0;
virtual void ENERegisterWriteBlock(ene_dev_id dev, ene_register reg, unsigned char * data, unsigned char sz) = 0;
};

47
Controllers/ENESMBusController/ENESMBusInterface/ENESMBusInterface_i2c_smbus.cpp Normal file
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/*-----------------------------------------*\
| ENESMBusInterface_i2c_smbus.cpp |
| |
| Code for ENE I2C/SMBus interface |
| |
| Adam Honse (CalcProgrammer1) 11/21/2021 |
\*-----------------------------------------*/
#include "ENESMBusInterface_i2c_smbus.h"
ENESMBusInterface_i2c_smbus::ENESMBusInterface_i2c_smbus(i2c_smbus_interface* bus)
{
this->bus = bus;
}
std::string ENESMBusInterface_i2c_smbus::GetLocation()
{
std::string return_string(bus->device_name);
return("I2C: " + return_string);
}
unsigned char ENESMBusInterface_i2c_smbus::ENERegisterRead(ene_dev_id dev, ene_register reg)
{
//Write ENE register
bus->i2c_smbus_write_word_data(dev, 0x00, ((reg << 8) & 0xFF00) | ((reg >> 8) & 0x00FF));
//Read ENE value
return(bus->i2c_smbus_read_byte_data(dev, 0x81));
}
void ENESMBusInterface_i2c_smbus::ENERegisterWrite(ene_dev_id dev, ene_register reg, unsigned char val)
{
//Write ENE register
bus->i2c_smbus_write_word_data(dev, 0x00, ((reg << 8) & 0xFF00) | ((reg >> 8) & 0x00FF));
//Write ENE value
bus->i2c_smbus_write_byte_data(dev, 0x01, val);
}
void ENESMBusInterface_i2c_smbus::ENERegisterWriteBlock(ene_dev_id dev, ene_register reg, unsigned char * data, unsigned char sz)
{
//Write ENE register
bus->i2c_smbus_write_word_data(dev, 0x00, ((reg << 8) & 0xFF00) | ((reg >> 8) & 0x00FF));
//Write ENE block data
bus->i2c_smbus_write_block_data(dev, 0x03, sz, data);
}

28
Controllers/ENESMBusController/ENESMBusInterface/ENESMBusInterface_i2c_smbus.h Normal file
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/*-----------------------------------------*\
| ENESMBusInterface_i2c_smbus.h |
| |
| Definitions and types for ENE I2C/SMBus |
| interface |
| |
| Adam Honse (CalcProgrammer1) 11/21/2021 |
\*-----------------------------------------*/
#include "ENESMBusInterface.h"
#include "i2c_smbus.h"
#pragma once
class ENESMBusInterface_i2c_smbus : public ENESMBusInterface
{
public:
ENESMBusInterface_i2c_smbus(i2c_smbus_interface* bus);
std::string GetLocation();
unsigned char ENERegisterRead(ene_dev_id dev, ene_register reg);
void ENERegisterWrite(ene_dev_id dev, ene_register reg, unsigned char val);
void ENERegisterWriteBlock(ene_dev_id dev, ene_register reg, unsigned char * data, unsigned char sz);
private:
i2c_smbus_interface * bus;
};