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Diffstat (limited to 'src/hwpf/include/fapi2_hw_access.H')
| -rw-r--r-- | src/hwpf/include/fapi2_hw_access.H | 464 |
1 files changed, 464 insertions, 0 deletions
diff --git a/src/hwpf/include/fapi2_hw_access.H b/src/hwpf/include/fapi2_hw_access.H new file mode 100644 index 00000000..f4af3515 --- /dev/null +++ b/src/hwpf/include/fapi2_hw_access.H @@ -0,0 +1,464 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/hwpf/include/fapi2_hw_access.H $ */ +/* */ +/* OpenPOWER sbe Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2012,2016 */ +/* */ +/* */ +/* 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_hw_access.H +/// @brief Common file that defines the hardware access functions that +/// platform code must implement. +/// + +#ifndef _FAPI2_COMMON_HWACCESS_H_ +#define _FAPI2_COMMON_HWACCESS_H_ + +#ifdef FAPI_SUPPORT_SPY_AS_ENUM +#include <spy_ids.H> +typedef uint64_t spyId_t; +#endif + +#include <stdint.h> +#include <buffer.H> + +// thread/variable_buffer isn't supported on PPE +#ifndef __PPE__ +#include <thread> +#include <variable_buffer.H> +#endif + +#include <return_code.H> +#include <target.H> +#include <hw_access_def.H> +#include <plat_hw_access.H> +#include "imageProcs/p9_ringId.H" + +#ifdef FAPI_SUPPORT_MULTI_SCOM +#include <multi_scom.H> +#endif + +namespace fapi2 +{ + //-------------------------------------------------------------------------- + // PIB Error Functions + //-------------------------------------------------------------------------- + + /// @brief Sets the PIB error mask - platform dependant + /// @param[in] i_mask The new error mask + inline void setPIBErrorMask(uint8_t i_mask); + + /// @brief Gets the PIB error mask - platform dependant + /// @return uint8_t The current PIB error mask + inline uint8_t getPIBErrorMask(void); + + //-------------------------------------------------------------------------- + // Operational Mode Error Functions + //-------------------------------------------------------------------------- + + /// @brief Sets the operational mode + /// @param[in] i_mode The new mode + inline void setOpMode(const OpModes i_mode); + + /// @brief Gets the operational mode + /// @return the operational mode + inline OpModes getOpMode(void); + + //-------------------------------------------------------------------------- + // HW Communication Functions + //-------------------------------------------------------------------------- + + /// @brief Reads a SCOM register from a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address SCOM register address to read from. + /// @param[out] o_data Buffer that holds data read from HW target. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + __attribute__((always_inline)) + inline ReturnCode getScom(const Target<K, V>& i_target, const uint64_t i_address, + buffer<uint64_t>& o_data); + + /// @brief Writes a SCOM register on a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address SCOM register address to write to. + /// @param[in] i_data Buffer that holds data to write into address. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + __attribute__((always_inline)) + inline ReturnCode putScom(const Target<K, V>& i_target, const uint64_t i_address, + const buffer<uint64_t> i_data); + + /// @brief Writes a SCOM register under mask on a chip + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address SCOM register address to write to. + /// @param[in] i_data Buffer that holds data to write into address. + /// @param[in] i_mask Buffer that holds the mask value. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode putScomUnderMask(const Target<K, V>& i_target, + const uint64_t i_address, + const buffer<uint64_t> i_data, + const buffer<uint64_t> i_mask); + + /// @brief Reads a CFAM register from a chip. + /// CFAM register is 32-bit wide. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address CFAM register address to read from. + /// @param[out] o_data Buffer that holds data read from HW target. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode getCfamRegister(const Target<K, V>& i_target, + const uint32_t i_address, + buffer<uint32_t>& o_data); + + /// @brief Writes a CFAM register on a chip. + /// CFAM register is 32-bit wide. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address CFAM register address to write to. + /// @param[in] i_data Buffer that holds data to write into address. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode putCfamRegister(const Target<K, V>& i_target, + const uint32_t i_address, + const buffer<uint32_t> i_data); + + /// @brief Read-modify-write a CFAM register on a chip. + /// CFAM register is 32-bit wide. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target HW target to operate on. + /// @param[in] i_address CFAM register address to modify. + /// @param[in] i_data Buffer that holds data to be modified. + /// @param[in] i_modifyMode The modify mode (or/and/xor). + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode modifyCfamRegister(const Target<K, V>& i_target, + const uint32_t i_address, + const buffer<uint32_t> i_data, + const ChipOpModifyMode i_modifyMode); + +/// @brief Writes a ring to a chip. +/// @tparam K template parameter, passed in target. +/// @param[in] i_target Target to operate on. +/// @param[in] i_RingID Ring ID to write to. +/// @param[in] i_ringMode Ring operation mode. +/// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. +template< TargetType K, typename V > +inline ReturnCode putRing(const Target<K, V>& i_target, + const RingID i_ringID, + const RingMode i_ringMode = RING_MODE_HEADER_CHECK); + + // variable_buffer isn't supported on PPE +#ifndef __PPE__ + /// @brief Reads a ring from a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in] i_address Ring address to read from. + /// @param[out] o_data Buffer that holds data read from HW target. + /// @param[in] i_ringMode Ring operation mode. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode getRing(const Target<K, V>& i_target, + const scanRingId_t i_address, + variable_buffer& o_data, + const RingMode i_ringMode = 0); + + + + /// @brief Read-modify-write a ring on a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in] i_address Ring address to modify. + /// @param[in] i_data Buffer that contains RS4 compressed ring data + /// to be modified. + /// @param[in] i_modifyMode The modify mode (or/and/xor) + /// @param[in] i_ringMode Ring operation mode. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + template< TargetType K, typename V > + inline ReturnCode modifyRing(const Target<K, V>& i_target, + const scanRingId_t i_address, + const variable_buffer& i_data, + const ChipOpModifyMode i_modifyMode, + const RingMode i_ringMode = 0); +#endif + +#ifdef FAPI_SUPPORT_MULTI_SCOM + /// @brief Performs a multiple SCOM operation + /// This interface performs multiple SCOM operations on a chip in the + /// order specified by the input MultiScom object. + /// See fapiMultiScom.H for details of how to populate the MultiScom + /// object with SCOM operations. + /// + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in,out] io_multiScomObj Reference to a MultiScom object, + /// pre-populated with SingleScomInfo entries + /// to perform multiple SCOMs on input target + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + /// + /// @note This is a synchronous interface and would return after all the + /// SCOM operations are completed or on the first failed operation + /// + /// @note SCOMs will be performed in the order they were added to the + /// input MultiScom object + /// + /// @note In case of errors, the platform code is responsible to collect + /// and add all the required error info and FFDC into the error data + /// for debugging + /// + /// @note If the SCOM operations added are specific to a processor chip, + /// then the FSI Shift Engine configured in scatter-gather DMA mode + /// extension would be used to execute the SCOM operations in a + /// performance optimize mode. In this mode, the special + /// SCOM_BULK_READ_MODE and SCOM_BULK_WRITE_MODE operations are + /// supported that allow a large bulk of SCOM access (in multiple of + /// 64 bits) for targets that support auto-increment. The + /// SCOM_WRITE_UNDER_MASK operation is not supported in this mode + /// + /// @note If the SCOM operations added are specific to a memory buffer + /// chip, then the regular SCOM engine is used to execute the SCOM + /// operations. SCOM_WRITE_UNDER_MASK operation is supported in + /// this mode, but the special SCOM_BULK_READ_MODE and + /// SCOM_BULK_WRITE_MODE operations are not supported due to + /// hardware limitations. + /// + template< TargetType K, typename V > + fapi2::ReturnCode multiScom (const Target<K, V>& i_target, + MultiScom& io_multiScomObj); +#endif + + // -------------------------------------------------------------------------- + // NOTE: + // Implement platform Spy access functions if platform supports them. + // -------------------------------------------------------------------------- + + // variable_buffer isn't supported on PPE +#ifndef __PPE__ + /// @brief Reads a spy from a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in] i_spyId Id of the spy whose data to be read. + /// @param[out] o_data Buffer that holds data read from HW target. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + /// + /// @note: The string version is only supported for cronus. + /// + /// The fapi design to support both FSP and cronus use of get and + /// put spy functions is dependant on the SPY names being expanded + /// to resemble a valid C identifier. This design places some + /// restrictions on the SPY names which can be used. + /// + /// 1. if the spy name contains a # procedure writers should replace + /// it with an __P__ for example - + /// + /// ABUS.RX0.RXPACKS#0.RXPACK.RD.LC.LC.ACT_DIS + /// becomes + /// ABUS.RX0.RXPACKS__P__0.RXPACK.RD.LC.LC.ACT_DIS + /// + /// 2. if the spy name has a number following a "." it must have an + /// underscore prepended to the number. + /// + /// EH.TPCHIP.2KX100_ARY_CLK_EDGES_DLY + /// becomes + /// EH.TPCHIP._2KX100_ARY_CLK_EDGES_DLY + /// + /// Example SPY name: + /// The hardware procedure should call the function like: + /// + /// ABUS.RX0.RXPACKS#0.RXPACK.RD.LC.LC.ACT_DIS + /// + /// fapi2::ReturnCode rc = fapiGetSpy( targ, + /// ABUS.RX0.RXPACKS__P__0.RXPACK.RD.LC.LC.ACT_DIS, data ); + /// + /// @note The ID is not in quotes the fapi code will handle adding + /// the quotes for the cronus environment +#if defined(FAPI_SUPPORT_SPY_AS_ENUM) || defined(DOXYGEN) + +#define FAPI_GET_SPY(TARGET, ID, DATA) fapi2::getSpy(TARGET, FAPI_SPY_NAMES::ID.value, DATA) + + template< TargetType K, typename V > + inline ReturnCode getSpy(const Target<K, V>& i_target, + const spyId_t i_spyId, + variable_buffer& o_data); +#endif + +#if defined(FAPI_SUPPORT_SPY_AS_STRING) || defined(DOXYGEN) + +#define FAPI_GET_SPY(TARGET, ID, DATA) fapi2::getSpy(TARGET, #ID, DATA) + + template< TargetType K, typename V > + inline ReturnCode getSpy(const Target<K, V>& i_target, + const char * const i_spyId, + variable_buffer& o_data); +#endif + + /// @brief Writes a spy on a chip. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in] i_spyId Id of the spy to write data to. + /// @param[out] i_data Buffer that holds data to write into spy. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + /// + /// @note: The string version is only supported for cronus. + /// + /// The fapi design to support both FSP and cronus use of get and + /// put spy functions is dependent on the SPY names being expanded + /// to resemble a valid C identifier. This design places some + /// restrictions on the SPY names which can be used. + /// + /// 1. if the spy name contains a # procedure writers should replace + /// is with an __P__ for example - + /// + /// ABUS.RX0.RXPACKS#0.RXPACK.RD.LC.LC.ACT_DIS + /// becomes + /// ABUS.RX0.RXPACKS__P__0.RXPACK.RD.LC.LC.ACT_DIS + /// + /// 2. if the spy name has a number following a "." it must have an + /// underscore prepended to the number. + /// + /// EH.TPCHIP.2KX100_ARY_CLK_EDGES_DLY + /// becomes + /// EH.TPCHIP._2KX100_ARY_CLK_EDGES_DLY + /// + /// Example SPY name: + /// The hardware procedure should call the function like: + /// + /// ABUS.RX0.RXPACKS#0.RXPACK.RD.LC.LC.ACT_DIS + /// + /// fapi2::ReturnCode rc = fapiPutSpy( targ, + /// ABUS.RX0.RXPACKS__P__0.RXPACK.RD.LC.LC.ACT_DIS, data ); + /// + /// @note The ID is not in quotes the fapi code will handle adding + /// the quotes for the cronus environment + /// +#if defined(FAPI_SUPPORT_SPY_AS_ENUM) || defined(DOXYGEN) + +#define FAPI_PUT_SPY(TARGET, ID, DATA) fapi2::putSpy(TARGET, FAPI_SPY_NAMES::ID.value, DATA) + + template< TargetType K, typename V > + inline ReturnCode putSpy(const Target<K, V>& i_target, + const spyId_t i_spyId, + variable_buffer& i_data); +#endif + +#if defined(FAPI_SUPPORT_SPY_AS_STRING) || defined(DOXYGEN) + +#define FAPI_PUT_SPY(TARGET, ID, DATA) fapi2::putSpy(TARGET, #ID, DATA) + + template< TargetType K, typename V > + inline ReturnCode putSpy(const Target<K, V>& i_target, + const char* const i_spyId, + variable_buffer& i_data); +#endif + + /// @brief Writes spy data into a buffer holding ring data image + /// This API is used by L2/L3 repair to put column repair data + /// into a ring buffer image. + /// @tparam K template parameter, passed in target. + /// @param[in] i_target Target to operate on. + /// @param[in] i_spyId Id of the spy. + /// @param[in] i_data Buffer that holds spy data to write into ring + /// image. + /// @param[out] o_data Buffer that holds updated ring image. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + /// + /// @note: The string version is only supported for cronus. + /// + /// The fapi design to support both FSP and cronus use of get and + /// put spy functions is dependent on the SPY names being expanded + /// to resemble a valid C identifier. This design places some + /// restrictions on the SPY names which can be used. + /// + /// See fapiPutSpy for details on spy id specifics. + /// +#if defined(FAPI_SUPPORT_SPY_AS_ENUM) || defined(DOXYGEN) + +#define FAPI_PUT_SPY_IMAGE(TARGET, ID, DATA1, DATA2) \ + fapi2::putSpyImage(TARGET, FAPI_SPY_NAMES::ID.value, \ + DATA1, DATA2) + + template< TargetType K, typename V > + inline ReturnCode putSpyImage(const Target<K, V>& i_target, + const spyId_t i_spyId, + const variable_buffer& i_data, + variable_buffer& o_imageData); +#endif + +#if defined(FAPI_SUPPORT_SPY_AS_STRING) || defined(DOXYGEN) + +#define FAPI_PUT_SPY_IMAGE(TARGET, ID, DATA1, DATA2) \ + fapi2::putSpyImage(TARGET, #ID, DATA1,DATA2) + + template< TargetType K, typename V > + inline ReturnCode putSpyImage(const Target<K, V>& i_target, + const char* const i_spyId, + const variable_buffer& i_data, + variable_buffer& o_imageData); +#endif + + /// @brief Reads spy data from a ring image buffer + /// @param[in] i_target Target to operate on + /// @param[in] i_spyId The spy's id + /// @param[out] o_data Buffer that holds data read from ring image. + /// @param[in] i_imageData Buffer that holds ring image to read data + /// from. + /// @return fapi2::ReturnCode. FAPI2_RC_SUCCESS if success, else error code. + /// + /// @note: The string version is only supported for cronus. + /// + /// The fapi design to support both FSP and cronus use of get and + /// put spy functions is dependent on the SPY names being expanded + /// to resemble a valid C identifier. This design places some + /// restrictions on the SPY names which can be used. + /// + /// See fapiPutSpy for details on spy id specifics. + /// +#if defined(FAPI_SUPPORT_SPY_AS_ENUM) || defined(DOXYGEN) + +#define FAPI_GET_SPY_IMAGE(TARGET, ID, DATA1, DATA2) \ + fapi2:getSpyImage(TARGET, FAPI_SPY_NAMES::ID.value, \ + DATA1, DATA2) + + template< TargetType K, typename V > + inline ReturnCode getSpyImage(const Target<K, V>& i_target, + const spyId_t i_spyId, + variable_buffer& o_data, + const variable_buffer& i_imageData); +#endif + +#if defined(FAPI_SUPPORT_SPY_AS_STRING) || defined(DOXYGEN) + +#define FAPI_GET_SPY_IMAGE(TARGET, ID, DATA1, DATA2) \ + fapi2::getSpyImage(TARGET, #ID, DATA1,DATA2) + + template< TargetType K, typename V > + inline ReturnCode getSpyImage(const Target<K, V>& i_target, + const char * const i_spyId, + variable_buffer& o_data, + const variable_buffer& i_imageData); +#endif + +#endif // PPE +}; + +#endif // _FAPI2_HWACCESS_H_ |
