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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/hwpf/fapi2/include/plat/mmio_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 I2C access functions that needs to be specialized for
/// platform implementation.
///
/// NOTE : This is just an example implementation for compiling against
#ifndef _FAPI2_MMIO_ACCESS_H_
#define _FAPI2_MMIO_ACCESS_H_
#include <vector>
#include <iostream>
#include <iomanip>
#include <plat_mmio_access.H>
#include <fapi2_mmio_access.H>
namespace fapi2
{
/// @brief Reads data via mmio from the target
template< TargetType K, typename V >
inline ReturnCode getMMIO(const Target<K, V>& i_target,
const uint64_t i_mmioAddr,
const size_t i_transSize,
std::vector<uint8_t>& o_data)
{
// Platform suggestion:
// - Verify o_data.size() is a multiple of i_transSize
o_data.assign( o_data.size(), 0 );
for (size_t i = 0; i < o_data.size(); i++)
{
o_data[i] = i;
}
std::cout << std::hex << " getMMIO "
<< "target: {" << i_target.getType() << ","
<< i_target.get() << "}; "
<< "i_mmioAddr: " << i_mmioAddr << "; "
<< "i_transSize: " << i_transSize << "; "
<< "l_byteSize: " << o_data.size() << "; "
<< "o_data: ";
for ( uint8_t l_byte = 0; l_byte < o_data.size(); l_byte++ )
{
std::cout << std::setfill('0') << std::setw(2) << std::hex << +o_data[l_byte];
}
std::cout << "; " << std::dec << std::endl;
return FAPI2_RC_SUCCESS;
}
/// @brief Writes data via mmio to the target.
template< TargetType K, typename V >
inline ReturnCode putMMIO(const Target<K, V>& i_target,
const uint64_t i_mmioAddr,
const size_t i_transSize,
const std::vector<uint8_t>& i_data)
{
// Platform suggestion:
// - Verify o_data.size() is a multiple of i_transSize
std::cout << std::hex << " putMMIO "
<< "target: {" << i_target.getType() << ","
<< i_target.get() << "}; "
<< "i_mmioAddr: " << i_mmioAddr << "; "
<< "i_transSize: " << i_transSize << "; "
<< "l_byteSize: " << i_data.size() << "; "
<< "i_data: ";
for ( uint8_t l_byte = 0; l_byte < i_data.size(); l_byte++ )
{
std::cout << std::setfill('0') << std::setw(2) << std::hex << +i_data[l_byte];
}
std::cout << "; " << std::dec << std::endl;
return FAPI2_RC_SUCCESS;
}
};
#endif // _FAPI2_MMIO_ACCESS_H_
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