diff options
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H')
| -rw-r--r-- | src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H | 203 |
1 files changed, 4 insertions, 199 deletions
diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H b/src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H index ab9872ca6..9d8786452 100644 --- a/src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H +++ b/src/import/chips/p9/procedures/hwp/memory/lib/spd/spd_factory.H @@ -45,8 +45,8 @@ #include <fapi2_spd_access.H> // mss lib -#include <generic/memory/lib/spd/common/ddr4/spd_decoder_ddr4.H> -#include <generic/memory/lib/utils/find.H> +#include <generic/memory/lib/spd/spd_facade.H> +#include <generic/memory/lib/spd/common/rcw_settings.H> namespace mss { @@ -54,93 +54,6 @@ namespace spd { /// -/// @brief Decodes SPD Revision encoding level -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_value encoding revision num -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 1 (3~0). -/// @note Item JC-45-2220.01x -/// @note Page 14-15 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode rev_encoding_level(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); -/// -/// @brief Decodes SPD Revision additions level -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD blob -/// @param[out] o_value additions revision num -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 1 (bits 7~4). -/// @note Item JC-45-2220.01x -/// @note Page 14-15 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode rev_additions_level(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); - -/// -/// @brief Decodes hybrid type (whether or not the DIMM is a hybrid) from SPD -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_value hybrid -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 3 (bit 7) -/// @note Item JC-45-2220.01x -/// @note Page 17 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode hybrid(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); - -/// -/// @brief Decodes hybrid type (hybrid DIMM type) from SPD -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_value hybrid module type -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 3 (bits 6~4) -/// @note Item JC-45-2220.01x -/// @note Page 17 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode hybrid_type(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); - -/// -/// @brief Decodes base module type (DIMM type) from SPD -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_value base module type -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 3 (bits 3~0) -/// @note Item JC-45-2220.01x -/// @note Page 17 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode base_module_type(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); -/// -/// @brief Decodes DRAM Device Type -/// @param[in] i_target dimm target -/// @param[out] o_value dram device type enumeration -/// @return FAPI2_RC_SUCCESS if okay -/// @note Decodes SPD Byte 2 -/// @note Item JC-45-2220.01x -/// @note Page 16 -/// @note DDR4 SPD Document Release 3 -/// -fapi2::ReturnCode dram_device_type(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_value); - -/// /// @brief Wrapper function for finding the raw card -- helper for testing /// @param[in] i_target the dimm target /// @param[in] i_dimm_type @@ -179,126 +92,18 @@ fapi2::ReturnCode find_raw_card( const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i rcw_settings& o_raw_card); /// -/// @brief Decodes reference raw card -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_output encoding from SPD -/// @return FAPI2_RC_SUCCESS if okay -/// @note SPD Byte 130 (Bits 7~0) -/// @note Item JEDEC Standard No. 21-C -/// @note DDR4 SPD Document Release 2 -/// @Note Page 4.1.2.12 - 49 -/// -fapi2::ReturnCode reference_raw_card(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - uint8_t& o_output); - -/// /// @brief Retrieve current raw card settings /// based on dimm type and raw card reference rev /// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data +/// @param[in] i_data SPD data /// @param[out] o_raw_card raw card settings /// @return FAPI2_RC_SUCCESS if okay /// fapi2::ReturnCode raw_card_factory(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, + const facade& i_data, rcw_settings& o_raw_card); -/// -/// @brief Object factory to select correct decoder -/// @param[in] i_target dimm target -/// @param[in] i_spd_data SPD data -/// @param[out] o_fact_obj shared pointer to the factory object -/// @return FAPI2_RC_SUCCESS if okay -/// @note Factory dependent on SPD revision & dimm type -/// -fapi2::ReturnCode factory(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data, - std::shared_ptr<decoder>& o_fact_obj); - - -/// -/// @brief Determines & sets effective config for number of master ranks per dimm -/// @param[in] i_target DIMM fapi2::Target -/// @param[in] i_pDecoder shared_ptr to SPD decoder -/// @return fapi2::FAPI2_RC_SUCCESS if okay -/// @note This is done after the SPD cache is configured so that it can reflect the results of the -/// factory and we don't need to worry about SPD versions. This is expressly different than the dram and dimm setters -/// -fapi2::ReturnCode master_ranks_per_dimm_setter(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::shared_ptr<decoder>& i_pDecoder); - -/// -/// @brief Creates factory object & SPD data caches -/// @tparam T fapi2::TargetType, MCA, MCS, MCBIST, PROC_CHIP are possible TargetTypes -/// @param[in] i_target the fapi2 target to find DIMMs on -/// @param[out] o_factory_caches vector of factory objects -/// @param[in] i_pDecoder optional input decoder to insert custom decoder (nullptr default) -/// @return FAPI2_RC_SUCCESS if okay -/// -template<fapi2::TargetType T> -fapi2::ReturnCode populate_decoder_caches(const fapi2::Target<T>& i_target, - std::vector< std::shared_ptr<decoder> >& o_factory_caches, - const std::shared_ptr<decoder>& i_pDecoder = nullptr) -{ - // Input decoder for this version of populating cache would get overriden - // so I don't bother with it in this specialization - std::shared_ptr<decoder> l_pDecoder; - - for( const auto& l_dimm : find_targets<fapi2::TARGET_TYPE_DIMM>(i_target) ) - { - size_t l_size = 0; - FAPI_TRY( fapi2::getSPD(l_dimm, nullptr, l_size), - "%s. Failed to retrieve SPD blob size", mss::c_str(i_target) ); - - { - // "Container" for SPD data - std::vector<uint8_t> l_spd(l_size); - - // Retrieve SPD data - FAPI_TRY( fapi2::getSPD(l_dimm, l_spd.data(), l_size), - "%s. Failed to retrieve SPD data", mss::c_str(i_target) ); - - // Retrieve factory object instance & populate spd data for that instance - FAPI_TRY( factory(l_dimm, l_spd, l_pDecoder), - "%s. Failed SPD factory, could not instantiate decoder object", mss::c_str(i_target) ); - - // Populate spd caches - o_factory_caches.push_back( l_pDecoder ); - } - - // Populate some of the DIMM attributes early. This allows the following code to make - // decisions based on DIMM information. Expressly done after the factory has decided on the SPD version - FAPI_TRY( master_ranks_per_dimm_setter(l_dimm, l_pDecoder), - "%s. Failed master_ranks_per_dimm_setter()", mss::c_str(i_target) ); - - }// end dimm - -fapi_try_exit: - return fapi2::current_err; -} - }// spd - -/// -/// @brief Retrieves SDRAM Minimum Cycle Time (tCKmin) from SPD -/// @param[in] i_pDecoder the SPD decoder -/// @param[out] o_value tCKmin value in ps -/// @return FAPI2_RC_SUCCESS iff ok -/// -fapi2::ReturnCode get_tckmin(const std::shared_ptr<mss::spd::decoder>& i_pDecoder, - uint64_t& o_value); - -/// -/// @brief Retrieves SDRAM Maximum Cycle Time (tCKmax) from SPD -/// @param[in] i_pDecoder SPD decoder -/// @param[out] o_value tCKmax value in ps -/// @return FAPI2_RC_SUCCESS iff ok -/// -fapi2::ReturnCode get_tckmax(const std::shared_ptr<mss::spd::decoder>& i_pDecoder, - uint64_t& o_value); - }// mss #endif //_MSS_SPD_FACTORY_H_ |
