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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/hwpf/fapi2/include/fapi2_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 fapi2_mmio_access.H
/// @brief Common file that defines the mmio access functions that
/// platform code must implement.
///
#ifndef _FAPI2_COMMON_MMIO_ACCESS_H_
#define _FAPI2_COMMON_MMIO_ACCESS_H_
// Note : deliberately not including header files in here
// in order to force users to always include the
// external header 'mmio_access.H'
namespace fapi2
{
/// @brief Reads data via mmio from the target
///
/// @tparam K the type (Kind) of target, from i_target
/// @tparam V the type of the target's Value, from i_target
/// @param[in] i_target HW target to operate on.
/// @param[in] i_mmioAddr Address to read, relative to this Target's system
/// MMIO address.
/// @param[in] i_transSize Number of bytes to read in a single transaction.
/// @param[out] o_data Buffer that holds data read from HW target.
/// The size of the buffer determines the number of
/// amount of bytes that are read.
/// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code.
template< TargetType K, MulticastType M, typename V >
inline ReturnCode getMMIO(const Target<K, M, V>& i_target,
const uint64_t i_mmioAddr,
const size_t i_transSize,
std::vector<uint8_t>& o_data);
/// @brief Writes data via mmio to the target.
///
/// @tparam K the type (Kind) of target, from i_target
/// @tparam V the type of the target's Value, from i_target
/// @param[in] i_target HW target to operate on.
/// @param[in] i_mmioAddr Address to read, relative to this Target's system
/// MMIO address.
/// @param[in] i_transSize Number of bytes to read in a single transaction.
/// @param[in] i_data Buffer that holds data to write to the HW target.
/// The size of the buffer determines the number of
/// amount of bytes that are written.
/// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code.
template< TargetType K, MulticastType M, typename V >
inline ReturnCode putMMIO(const Target<K, M, V>& i_target,
const uint64_t i_mmioAddr,
const size_t i_transSize,
const std::vector<uint8_t>& i_data);
};
#endif // _FAPI2_COMMON_MMIO_ACCESS_H_
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