Atmosphere/stratosphere/boot/source/i2c_driver/i2c_driver_session.hpp
2019-05-02 06:36:31 -07:00

47 lines
1.7 KiB
C++

/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#include <stratosphere.hpp>
#include "i2c_types.hpp"
#include "i2c_bus_accessor.hpp"
class I2cDriverSession {
private:
HosMutex bus_accessor_mutex;
I2cBusAccessor *bus_accessor = nullptr;
I2cBus bus = I2cBus_I2c1;
u32 slave_address = 0;
AddressingMode addressing_mode = AddressingMode_7Bit;
u32 max_retries = 0;
u64 retry_wait_time = 0;
bool open = false;
public:
I2cDriverSession() {
/* ... */
}
public:
void Open(I2cBus bus, u32 slave_address, AddressingMode addr_mode, SpeedMode speed_mode, I2cBusAccessor *bus_accessor, u32 max_retries, u64 retry_wait_time);
void Start();
void Close();
bool IsOpen() const;
Result DoTransaction(void *dst, const void *src, size_t num_bytes, I2cTransactionOption option, DriverCommand command);
Result DoTransactionWithRetry(void *dst, const void *src, size_t num_bytes, I2cTransactionOption option, DriverCommand command);
};