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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/memory/lib/utils/fake_spd.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2016 */
/* [+] 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 fake_spd.H
/// @brief A tool to return fake (fixed) DIMM SPD for testing, development
///
// *HWP HWP Owner: Brian Silver <bsilver@us.ibm.com>
// *HWP HWP Backup: Andre Marin <aamarin@us.ibm.com>
// *HWP Team: Memory
// *HWP Level: 2
// *HWP Consumed by: HB:FSP
// This shouldn't be callable by HB
#ifndef __HOSTBOOT_MODULE
#ifndef DOXYGEN
#ifndef _MSS_FAKE_SPD_H_
#define _MSS_FAKE_SPD_H_
#include <fapi2.H>
#include <cstdint>
enum class spd_type
{
VBU_16GB_2RX4_2400_DDR4_RDIMM,
MICRON_8GB_1Rx8_2400_DDR4_RDIMM,
MICRON_32GB_2RX4_2400_DDR4_LRDIMM,
SAMSUNG_64GB_2S2RX4_2400_DDR4_RDIMM_3DS
};
///
/// @brief SPD helper function that immitates getSPD behavior
/// @tparam N size of the input array
/// @param[in] i_raw_spd array of SPD data
/// @param[out] o_blob the blob of data from the DIMM - raw
/// @param[out] o_size the size of the blob
///
template< size_t N >
void spd_helper( const uint8_t (&i_raw_spd)[N],
uint8_t* o_blob,
size_t& o_size )
{
o_size = sizeof( i_raw_spd );
if( o_blob != nullptr )
{
memcpy( o_blob, i_raw_spd, o_size );
}
}
///
/// @brief Return a blob of SPD data from a DIMM
/// @param[in] i_target a DIMM target representing the DIMM in question
/// @param[in] i_type SPD type (vendor, sdram type, etc)
/// @param[out] o_blob the blob of data from the DIMM - raw
/// @param[out] o_size the size of the blob
/// @return FAPI2_RC_SUCCESS if there's no problem
/// @note passing nullptr for o_blob will return the size of the blob
///
fapi2::ReturnCode getSPD( const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target,
const spd_type i_type,
uint8_t* o_blob,
size_t& o_size );
#endif // _MSS_FAKE_SPD_H_
#endif // DOXYGEN
#endif // __HOSTBOOT_MODULE
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