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Diffstat (limited to 'hwpf/include/error_info.H')
| -rw-r--r-- | hwpf/include/error_info.H | 654 |
1 files changed, 654 insertions, 0 deletions
diff --git a/hwpf/include/error_info.H b/hwpf/include/error_info.H new file mode 100644 index 00000000..b9be3f42 --- /dev/null +++ b/hwpf/include/error_info.H @@ -0,0 +1,654 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2011,2015 */ +/* [+] 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 error_info.H +/// @brief Defines the Error Information structures and classes +/// + +#ifndef FAPI2_ERRORINFO_H_ +#define FAPI2_ERRORINFO_H_ + +#include <stdint.h> +//#include <memory> +#include <vector> +#include <target.H> +#include <error_info_defs.H> + +namespace fapi2 +{ + // forward fapi2::Assert() + extern void Assert(bool); + +#ifndef FAPI2_NO_FFDC + /// + /// @class ErrorInfoFfdc + /// + /// This class contains a copy of some FFDC data + /// + class ErrorInfoFfdc + { + public: + /// + /// @brief Constructor + /// + /// @param[in] i_ffdcId FFDC Identifier (used to decode FFDC) + /// @param[in] i_pFfdc Pointer to the FFDC to copy + /// @param[in] i_size Size of the FFDC to copy + /// + ErrorInfoFfdc(const uint32_t i_ffdcId, + const void* i_pFfdc, + const uint32_t i_size); + + /// + /// @brief Get a pointer to the FfdcData + /// + /// @param[out] o_size Reference to uint32_t that is filled in with + /// the FFDC size + /// + /// @return void *. Pointer to the FFDC + /// + inline const void* getData(uint32_t & o_size) const + { + o_size = iv_size; + return iv_pFfdc.get(); + } + + /// + /// @brief Get a pointer to the FfdcData + /// @return void *. Pointer to the FFDC + /// + inline void* getData(void) const + { return iv_pFfdc.get(); } + + /// + /// @brief Get the FFDC Identifier + /// + /// @return uint32_t The FFDC Identifier + /// + inline uint32_t getFfdcId(void) + { return iv_ffdcId; } + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + private: + + // FFDC Identifier + uint32_t iv_ffdcId; + + // Pointer to the FFDC + std::shared_ptr<uint8_t> iv_pFfdc; + + // Size of the FFDC + uint32_t iv_size; + + // Disabled + ErrorInfoFfdc(const ErrorInfoFfdc &) = delete; + ErrorInfoFfdc & operator=(const ErrorInfoFfdc &) = delete; + }; + + /// + /// @struct ErrorInfoHwCallout + /// + /// This struct contains hardware to callout + /// + struct ErrorInfoHwCallout + { + /// + /// @brief Constructor. + /// + /// @param[in] i_hw Hardware to callout + /// @param[in] i_calloutPriority Priority of callout + /// @param[in] i_refTarget Reference to reference target + /// + ErrorInfoHwCallout( + const HwCallouts::HwCallout i_hw, + const CalloutPriorities::CalloutPriority i_calloutPriority, + const Target<TARGET_TYPE_ALL> & i_refTarget); + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // The hw to callout + HwCallouts::HwCallout iv_hw; + + // The callout priority + CalloutPriorities::CalloutPriority iv_calloutPriority; + + // The reference target (needed for some HW callouts to identify what to + // callout). The target handle is NULL if there is no reference target. + Target<TARGET_TYPE_ALL> iv_refTarget; + }; + + /// + /// @struct ErrorInfoProcedureCallout + /// + /// This struct contains a procedure to callout + /// + struct ErrorInfoProcedureCallout + { + /// + /// @brief Constructor. + /// + /// @param[in] i_procedure Procedure to callout + /// @param[in] i_calloutPriority Priority of callout + /// + ErrorInfoProcedureCallout( + const ProcedureCallouts::ProcedureCallout i_procedure, + const CalloutPriorities::CalloutPriority i_calloutPriority); + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // The procedure to callout + ProcedureCallouts::ProcedureCallout iv_procedure; + + // The callout priority + CalloutPriorities::CalloutPriority iv_calloutPriority; + }; + + /// + /// @struct ErrorInfoBusCallout + /// + /// This struct contains a bus to callout + /// + struct ErrorInfoBusCallout + { + /// + /// @brief Constructor. + /// + /// @param[in] i_target1 Reference to target on one end of the bus + /// @param[in] i_target2 Reference to target on other end of the bus + /// @param[in] i_calloutPriority Priority of callout + /// + ErrorInfoBusCallout( + const Target<TARGET_TYPE_ALL> & i_target1, + const Target<TARGET_TYPE_ALL> & i_target2, + const CalloutPriorities::CalloutPriority i_calloutPriority); + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // The targets on each end of the bus to callout + Target<TARGET_TYPE_ALL> iv_target1; + Target<TARGET_TYPE_ALL> iv_target2; + + // The callout priority + CalloutPriorities::CalloutPriority iv_calloutPriority; + }; + + /// + /// @struct ErrorInfoCDG + /// + /// This struct contains a target to callout/deconfigure/GARD + /// + struct ErrorInfoCDG + { + /// + /// @brief Constructor. + /// + /// @param[in] i_target Reference to the target to c/d/g + /// @param[in] i_callout True if Target should be called out + /// @param[in] i_deconfigure True if Target should be deconfigured + /// @param[in] i_gard True if Target should be GARDed + /// @param[in] i_priority The priority of any callout + /// + ErrorInfoCDG(const Target<TARGET_TYPE_ALL> & i_target, + const bool i_callout, + const bool i_deconfigure, + const bool i_gard, + const CalloutPriorities::CalloutPriority i_priority); + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // The target to callout/deconfigure/GARD + Target<TARGET_TYPE_ALL> iv_target; + + // Callout Information + bool iv_callout; + CalloutPriorities::CalloutPriority iv_calloutPriority; + + // Deconfigure Information + bool iv_deconfigure; + + // GARD Information + bool iv_gard; + }; + + /// + /// @struct ErrorInfoChildrenCDG + /// + /// This struct contains children targets to callout/deconfigure/GARD + /// + /// Children by containment can be CDG (chiplets belonging to a parent chip) + /// e.g. + /// - PROC_CHIP -> EX_CHIPLET + /// - MEMBUF_CHIP -> MBA_CHIPLET + /// Children by affinity can be CDG. + /// Any from PROC_CHIP->MCS_CHIPLET->MEMBUF_CHIP->MBA_CHIPLET->DIMM e.g. + /// - PROC_CHIP->MEMBUF_CHIP + /// - MEMBUF_CHIP->DIMM + /// - MBA_CHIPLET->DIMM + /// Port and Number criteria can be applied to the child target as + /// detailed in the constructor + /// + struct ErrorInfoChildrenCDG + { + /// + /// @brief Constructor. + /// + /// @param[in] i_parent Reference to the parent target + /// @oaram[in] i_childType Child target type to c/d/g + /// @param[in] i_callout True if Target should be called out + /// @param[in] i_deconfigure True if Target should be deconfigured + /// @param[in] i_gard True if Target should be GARDed + /// @param[in] i_priority The priority of any callout + /// @param[in] i_childPort Child Port + /// For DIMM children, the MBA port number + /// @param[in] i_childNum Child Number + /// For DIMM children, the dimm socket number + /// For Chip children, the chip position + /// For Chiplet children, the chiplet unit pos + /// + ErrorInfoChildrenCDG(const Target<TARGET_TYPE_ALL> & i_parentChip, + const TargetType i_childType, + const bool i_callout, + const bool i_deconfigure, + const bool i_gard, + const CalloutPriorities::CalloutPriority i_priority, + const uint8_t i_childPort, const uint8_t i_childNum); + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // The parent chip + Target<TARGET_TYPE_ALL> iv_parent; + + // The child target types to c/d/g + TargetType iv_childType; + + // Callout Information + bool iv_callout; + CalloutPriorities::CalloutPriority iv_calloutPriority; + + // Deconfigure Information + bool iv_deconfigure; + + // GARD Information + bool iv_gard; + + // Child Port + static const uint8_t ALL_CHILD_PORTS = 0xff; + uint8_t iv_childPort; + + // Child Number + static const uint8_t ALL_CHILD_NUMBERS = 0xff; + uint8_t iv_childNumber; + }; + + /// + /// @struct ErrorInfoCollectTrace + /// + /// This struct contains trace ID to add to the error log + /// + struct ErrorInfoCollectTrace + { + /// + /// @brief Constructor. + /// + /// @param[in] i_trace + /// + ErrorInfoCollectTrace(CollectTraces::CollectTrace i_traceId); + + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // trace + CollectTraces::CollectTrace iv_eiTraceId; + }; + + /// + /// @struct ErrorInfo + /// + /// This struct defines the error information associated with a fapi2::ffdc + /// Users are allowed to access the data directly + /// + struct ErrorInfo + { + +#ifdef FAPI_CUSTOM_MALLOC + /// + /// @brief Overload new operator to use platform-specific allocator + /// + /// @param[in] i_sz Size of memory to allocate in bytes + /// + /// @return Pointer to allocated memory + /// + static void* operator new(size_t i_sz); + + /// + /// @brief Overload delete operator to use platform-specific deallocator + /// + /// @param[in] i_ptr Pointer to memory previously allocated with new + /// + static void operator delete(void* i_ptr); +#endif + + // Vector of FFDC Data + std::vector<std::shared_ptr<ErrorInfoFfdc> > iv_ffdcs; + + // Vector of Hardware to callout + std::vector<std::shared_ptr<ErrorInfoHwCallout> > iv_hwCallouts; + + // Vector of procedures to callout + std::vector<std::shared_ptr<ErrorInfoProcedureCallout> > + iv_procedureCallouts; + + // Vector of buses to callout + std::vector<std::shared_ptr<ErrorInfoBusCallout> > iv_busCallouts; + + // Vector of targets to callout/deconfigure/GARD + std::vector<std::shared_ptr<ErrorInfoCDG> > iv_CDGs; + + // Vector of children targets to callout/deconfigure/GARD + std::vector<std::shared_ptr<ErrorInfoChildrenCDG> > iv_childrenCDGs; + + // Vector of traces to collect + std::vector<std::shared_ptr<ErrorInfoCollectTrace> > iv_traces; + }; + + /// + /// @brief Structure representing a single ErrorInfo entry. + /// + /// An array of these is passed to the addErrorInfo function when a HWP + /// generates an error by calling the FAPI_SET_HWP_ERROR macro + // Why aren't these inherited classes? Saves on allocation overhead. + // We create an array of ErrorInfoEntries as automatics when we start + // FFDC collection. If we did this as inherited classes it would either + // be allocating and deallocating or we'd need to allocate an array of + // the largest and map each struct in to it. That's messy to do without + // unions (that's what they're for) so we do it like this. The inherited + // model would result in a jump table anyway, so we're basically doing + // all of that by hand to avoid the mess. + // + struct ErrorInfoEntryFfdc + { + uint8_t iv_ffdcObjIndex; + uint16_t iv_ffdcSize; + uint32_t iv_ffdcId; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Structure representing a hardware callout + /// + struct ErrorInfoEntryHwCallout + { + uint8_t iv_hw; + uint8_t iv_calloutPriority; + uint8_t iv_refObjIndex; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Structure representing a procedure callout + /// + struct ErrorInfoEntryProcCallout + { + uint8_t iv_procedure; + uint8_t iv_calloutPriority; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + + ErrorInfoEntryProcCallout(uint8_t i_procedure, uint8_t i_calloutPriority): + iv_procedure(i_procedure), + iv_calloutPriority(i_calloutPriority) + {} + + ErrorInfoEntryProcCallout(void) = default; + }; + + /// + /// @brief Structure representing a bus callout + /// + struct ErrorInfoEntryBusCallout + { + uint8_t iv_endpoint1ObjIndex; + uint8_t iv_endpoint2ObjIndex; + uint8_t iv_calloutPriority; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Structure representing a target callout + /// + struct ErrorInfoEntryTargetCDG + { + uint8_t iv_targetObjIndex; + uint8_t iv_callout; + uint8_t iv_deconfigure; + uint8_t iv_gard; + uint8_t iv_calloutPriority; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Structure representing a child callout + /// + struct ErrorInfoEntryChildrenCDG + { + uint8_t iv_parentObjIndex; + uint8_t iv_callout; + uint8_t iv_deconfigure; + uint32_t iv_childType; + uint8_t iv_childPort; + uint8_t iv_childNumber; + uint8_t iv_gard; + uint8_t iv_calloutPriority; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Structure representing collected trace information + /// + struct ErrorInfoEntryCollectTrace + { + uint32_t iv_eieTraceId; + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const; + }; + + /// + /// @brief Union of all the error info types + /// + struct ErrorInfoEntry + { + uint8_t iv_type; // Value from ErrorInfoType + union + { + ErrorInfoEntryFfdc ffdc; + ErrorInfoEntryHwCallout hw_callout; + ErrorInfoEntryProcCallout proc_callout; + ErrorInfoEntryBusCallout bus_callout; + ErrorInfoEntryTargetCDG target_cdg; + ErrorInfoEntryChildrenCDG children_cdg; + ErrorInfoEntryCollectTrace collect_trace; + }; + + /// + /// @brief Add error information to the FFDC object + /// @param[in] i_info a shared pointer to the error info + /// @param[in] i_object the list of ffdc objects being collected + /// + void addErrorInfo(std::shared_ptr<ErrorInfo> i_info, + const void* const* i_object) const + { + // "unhandled error info type"); + fapi2::Assert(iv_type < EI_LAST_TYPE); + + switch(iv_type) + { + case EI_TYPE_FFDC: + ffdc.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_HW_CALLOUT: + hw_callout.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_PROCEDURE_CALLOUT: + proc_callout.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_BUS_CALLOUT: + bus_callout.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_CDG: + target_cdg.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_CHILDREN_CDG: + children_cdg.addErrorInfo(i_info, i_object); + break; + case EI_TYPE_COLLECT_TRACE: + collect_trace.addErrorInfo(i_info, i_object); + break; + }; + return; + } + }; +#endif +} + +#endif // FAPI2_ERRORINFO_H_ |
