diff options
Diffstat (limited to 'src/import/generic/memory/lib/spd/common/dimm_module_decoder.H')
| -rw-r--r-- | src/import/generic/memory/lib/spd/common/dimm_module_decoder.H | 110 |
1 files changed, 53 insertions, 57 deletions
diff --git a/src/import/generic/memory/lib/spd/common/dimm_module_decoder.H b/src/import/generic/memory/lib/spd/common/dimm_module_decoder.H index da24f3155..ec7916df4 100644 --- a/src/import/generic/memory/lib/spd/common/dimm_module_decoder.H +++ b/src/import/generic/memory/lib/spd/common/dimm_module_decoder.H @@ -52,11 +52,12 @@ namespace spd /// class dimm_module_decoder { - public: + private: + const fapi2::Target<fapi2::TARGET_TYPE_DIMM> iv_target; + std::vector<uint8_t> iv_data; - // - std::vector<uint8_t> iv_spd_data; + public: /// /// @brief default ctor @@ -67,9 +68,10 @@ class dimm_module_decoder /// @brief ctor /// dimm_module_decoder(const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target, - const std::vector<uint8_t>& i_spd_data): iv_target(i_target), iv_spd_data(i_spd_data) + const std::vector<uint8_t>& i_spd_data): + iv_target(i_target), + iv_data(i_spd_data) { - fapi2::toString(iv_target, iv_target_str_storage, fapi2::MAX_ECMD_STRING_LEN); } /// @@ -78,6 +80,33 @@ class dimm_module_decoder virtual ~dimm_module_decoder() = default; /// + /// @brief Gets decoder target + /// @return fapi2::Target<fapi2::TARGET_TYPE_DIMM> + /// + virtual fapi2::Target<fapi2::TARGET_TYPE_DIMM> get_dimm_target() const + { + return iv_target; + } + + /// + /// @brief Gets decoder SPD data + /// @return std::vector<uint8_t> + /// + virtual std::vector<uint8_t> get_data() const + { + return iv_data; + } + + /// + /// @brief Sets decoder SPD data + /// @param[in] i_spd_data SPD data in a vector reference + /// + virtual void set_data(const std::vector<uint8_t>& i_spd_data) + { + iv_data = i_spd_data; + } + + /// /// @brief Decodes module nominal height max /// @param[out] o_output height range encoding from SPD /// @return FAPI2_RC_SUCCESS if okay @@ -122,8 +151,23 @@ class dimm_module_decoder } /// + /// @brief Decodes reference raw card used + /// @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 - 48 + /// + virtual fapi2::ReturnCode reference_raw_card(uint8_t& o_output) const + { + o_output = 0; + return fapi2::FAPI2_RC_SUCCESS; + } + + /// /// @brief Decodes number of registers used on RDIMM - /// @param[out] o_output encoding from SPD + /// @param[out] o_output encoding from SPD /// @return FAPI2_RC_SUCCESS if okay /// virtual fapi2::ReturnCode num_registers_used(uint8_t& o_output) const @@ -145,7 +189,7 @@ class dimm_module_decoder /// /// @brief Decodes register and buffer type for LRDIMMs - /// @param[out] o_output encoding from SPD + /// @param[out] o_output encoding from SPD /// @return FAPI2_RC_SUCCESS if okay /// virtual fapi2::ReturnCode register_and_buffer_type(uint8_t& o_output) const @@ -178,22 +222,11 @@ class dimm_module_decoder } /// - /// @brief Decodes number of continuation codes - /// @param[out] o_output drive strength encoding from SPD - /// @return FAPI2_RC_SUCCESS if okay - /// - virtual fapi2::ReturnCode num_continuation_codes(uint8_t& o_output) const - { - o_output = 0; - return fapi2::FAPI2_RC_SUCCESS; - } - - /// /// @brief Decodes register manufacturer ID code /// @param[out] o_output drive strength encoding from SPD /// @return FAPI2_RC_SUCCESS if okay /// - virtual fapi2::ReturnCode reg_manufacturer_id_code(uint8_t& o_output) const + virtual fapi2::ReturnCode reg_manufacturer_id_code(uint16_t& o_output) const { o_output = 0; return fapi2::FAPI2_RC_SUCCESS; @@ -312,7 +345,7 @@ class dimm_module_decoder /// /// @brief Decodes RCD output slew rate control - /// @param[out] o_output encoded drive strength + /// @param[out] o_output encoded slew rate /// @return FAPI2_RC_SUCCESS if okay /// virtual fapi2::ReturnCode slew_rate_control(uint8_t& o_output) const @@ -521,45 +554,8 @@ class dimm_module_decoder o_output = 0; return fapi2::FAPI2_RC_SUCCESS; } - - protected: - - char iv_target_str_storage[fapi2::MAX_ECMD_STRING_LEN]; - }; -/// -/// @brief data structure for byte fields -/// @note holds byte index, start bit and length of decoded field -/// -struct field_t -{ - const uint64_t iv_byte; - const uint64_t iv_start; - const uint64_t iv_length; - - // default ctor deleted - constexpr field_t() = delete; - - /// - /// @brief ctor - /// @param[in] i_byte_index - /// @param[in] i_start_bit - /// @param[in] i_bit_length - /// - constexpr field_t(const uint64_t i_byte_index, - const uint64_t i_start_bit, - const uint64_t i_bit_length) - : iv_byte(i_byte_index), iv_start(i_start_bit), iv_length(i_bit_length) - {} - - /// - /// @brief default dtor - /// - ~field_t() = default; - -};// field_t - }// spd }// mss |
