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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/fapi2/i2c_access.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
/// @file i2c_access.H
///
/// @brief Hardware access functions that needs to be specialized for
/// platform implementation.
///
#ifndef _FAPI2_I2CACCESS_H_
#define _FAPI2_I2CACCESS_H_
#include <fapi2_i2c_access.H>
#include <plat_i2c_access.H>
namespace fapi2
{
//------------------------------------------------------------------------------
// HW Communication Functions to be implemented at the platform layer.
//------------------------------------------------------------------------------
/**
* @brief Platform-level implementation of getI2c()
* @tparam K the type (Kind) of target, from i_target
* @param[in] i_target HW target to operate on.
* @param[in] i_get_size Size that getI2c will read from the HW target.
* @param[in] i_data Buffer that holds data to write to the HW target.
* May be empty if no address/command is required
* before the read.
* @param[out] o_data Buffer that holds data read from HW target.
* @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code.
*/
template< TargetType K >
inline ReturnCode getI2c(const Target<K>& i_target,
const size_t i_get_size,
const std::vector<uint8_t>& i_data,
std::vector<uint8_t>& o_data)
{
return platGetI2c(i_target, i_get_size, i_data, o_data);
}
/**
* @brief Platform-level implementation of putI2c()
* @tparam K the type (Kind) of target, from i_target
* @param[in] i_target HW target to operate on.
* @param[in] i_data Buffer that holds data to write to the HW target.
* @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code.
*/
template< TargetType K >
inline ReturnCode putI2c(const Target<K>& i_target,
const std::vector<uint8_t>& i_data)
{
return platPutI2c(i_target, i_data);
}
};
#endif // _FAPI2_I2CACCESS_H_
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