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updated Project with elementes From ChainLube-Project

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Marcel Peterkau
2024-05-30 23:38:05 +02:00
parent 7a2e95c126
commit cf76ea7cc7
16 changed files with 1662 additions and 679 deletions
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127
Software/src/dtc.cpp
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@@ -1,37 +1,61 @@
/**
* @file dtc.cpp
* @brief Implementation of functions related to Diagnostic Trouble Codes (DTCs).
*
* This file contains the implementation of functions that manage the status
* and registration of Diagnostic Trouble Codes in the system.
*
* @author Marcel Peterkau
* @date 09.01.2024
*/
#include "dtc.h"
#include "debugger.h"
DTCEntry_s DTCStorage[MAX_DTC_STORAGE];
DTCEntry_t DTCStorage[MAX_DTC_STORAGE];
void MaintainDTC(DTCNums_t DTC_no, DTCSeverity_t DTC_severity, boolean active, uint32_t DebugValue)
// Function implementations...
/**
* @brief Maintains the status of Diagnostic Trouble Codes (DTCs) in the DTCStorage array.
* Updates the status of existing DTCs or adds new ones based on their activity.
*
* @param DTC_no The number of the Diagnostic Trouble Code.
* @param active Indicates whether the DTC is active (true) or inactive (false).
* @param DebugValue Additional debugging information associated with the DTC.
*/
void MaintainDTC(DTCNum_t DTC_no, boolean active, uint32_t DebugValue)
{
// Iterate through the existing DTCs in the storage
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
// Check if the DTC with the specified number exists
if (DTCStorage[i].Number == DTC_no)
{
// If the DTC is active and was not active before, update its status
if (active && DTCStorage[i].active != DTC_ACTIVE)
{
Debug_pushMessage("DTC gone active: %d, DebugVal: %d\n", DTC_no, DebugValue);
DTCStorage[i].timestamp = millis();
DTCStorage[i].active = DTC_ACTIVE;
DTCStorage[i].severity = DTC_severity;
DTCStorage[i].debugVal = DebugValue;
}
// If the DTC is not active anymore, update its status to previous
if (!active && DTCStorage[i].active == DTC_ACTIVE)
{
Debug_pushMessage("DTC gone previous: %d\n", DTC_no);
DTCStorage[i].active = DTC_PREVIOUS;
}
return;
return; // DTC found and processed, exit the function
}
}
// DTC was not found with upper iteration, but is active
// so we need to look for free space to store DTC
// DTC was not found in the existing storage, but it is active,
// so look for free space to store the new DTC
if (active == true)
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
// Check for an empty slot in the storage
if (DTCStorage[i].Number == DTC_LAST_DTC)
{
Debug_pushMessage("new DTC registered: %d, DebugVal: %d\n", DTC_no, DebugValue);
@@ -39,37 +63,59 @@ void MaintainDTC(DTCNums_t DTC_no, DTCSeverity_t DTC_severity, boolean active, u
DTCStorage[i].timestamp = millis();
DTCStorage[i].active = DTC_ACTIVE;
DTCStorage[i].debugVal = DebugValue;
DTCStorage[i].severity = DTC_severity;
return;
return; // New DTC registered, exit the function
}
}
}
}
void ClearDTC(DTCNums_t DTC_no)
/**
* @brief Clears a specific Diagnostic Trouble Code (DTC) entry.
*
* This function clears the information related to a specific DTC entry,
* setting its status to inactive and timestamp to zero.
*
* @param DTC_no The Diagnostic Trouble Code number to be cleared.
*/
void ClearDTC(DTCNum_t DTC_no)
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
if (DTCStorage[i].Number == DTC_no)
{
DTCStorage[i].Number = DTC_LAST_DTC;
DTCStorage[i].active = DTC_NONE;
DTCStorage[i].active = DTC_INACTIVE;
DTCStorage[i].timestamp = 0;
}
}
}
/**
* @brief Clears all Diagnostic Trouble Code (DTC) entries.
*
* This function clears all DTC entries, setting their status to inactive and
* timestamps to zero.
*/
void ClearAllDTC()
{
for (int i = 0; i < MAX_DTC_STORAGE; i++)
{
DTCStorage[i].Number = DTC_LAST_DTC;
DTCStorage[i].active = DTC_NONE;
DTCStorage[i].active = DTC_INACTIVE;
DTCStorage[i].timestamp = 0;
}
}
DTCNums_t getlastDTC(boolean only_active)
/**
* @brief Gets the last recorded Diagnostic Trouble Code (DTC) number.
*
* This function retrieves the DTC number of the last recorded DTC based on the
* timestamp. Optionally, it can filter only active DTCs.
*
* @param only_active If true, considers only active DTCs; otherwise, considers all.
* @return The DTC number of the last recorded DTC or DTC_LAST_DTC if none found.
*/
DTCNum_t getlastDTC(boolean only_active)
{
int8_t pointer = -1;
uint32_t lasttimestamp = 0;
@@ -89,34 +135,47 @@ DTCNums_t getlastDTC(boolean only_active)
return pointer >= 0 ? DTCStorage[pointer].Number : DTC_LAST_DTC;
}
DTCNums_t getlastDTC_Severity(boolean only_active, DTCSeverity_t severity)
/**
* @brief Gets the severity level for a specific Diagnostic Trouble Code (DTC).
*
* This function looks up the severity level associated with the provided DTC code
* from the predefined list of DTC definitions.
*
* @param targetCode The DTC code for which to retrieve the severity.
* @return The severity level of the specified DTC or DTC_NONE if not found.
*/
DTCSeverity_t getSeverityForDTC(DTCNum_t targetCode)
{
int8_t pointer = -1;
uint32_t lasttimestamp = 0;
for (int i = 0; i < MAX_DTC_STORAGE; i++)
for (int i = 0; i < DTC_LAST_DTC; i++)
{
if (DTCStorage[i].Number > 0 && DTCStorage[i].timestamp > lasttimestamp)
if (dtc_definitions[i].code == targetCode)
{
if ((only_active == false || DTCStorage[i].active == DTC_ACTIVE) && DTCStorage[i].severity == severity)
{
pointer = i;
lasttimestamp = DTCStorage[i].timestamp;
}
return dtc_definitions[i].severity;
}
}
return pointer >= 0 ? DTCStorage[pointer].Number : DTC_LAST_DTC;
return DTC_NONE;
}
/**
* @brief Processes Diagnostic Trouble Codes (DTCs) and updates system status accordingly.
*
* This function checks for the presence of active DTCs and adjusts the system status
* based on the severity of the most critical DTC. If a critical DTC is detected,
* the system status is set to sysStat_Error, potentially triggering a system shutdown.
*
* @note The function also preserves the original system status when transitioning to an error state
* and restores it when all DTCs are cleared.
*/
void DTC_Process()
{
static tSystem_Status preserverSysStatusError;
DTCNum_t lastDTC = getlastDTC(true);
if (getlastDTC(false) < DTC_LAST_DTC)
if (lastDTC < DTC_LAST_DTC)
{
globals.hasDTC = true;
if (getlastDTC_Severity(true, DTC_CRITICAL) < DTC_LAST_DTC && globals.systemStatus != sysStat_Shutdown)
if (getSeverityForDTC(lastDTC) == DTC_CRITICAL && globals.systemStatus != sysStat_Shutdown)
{
if (globals.systemStatus != sysStat_Error)
{
@@ -124,16 +183,14 @@ void DTC_Process()
}
globals.systemStatus = sysStat_Error;
}
else
{
if (globals.systemStatus == sysStat_Error)
{
globals.systemStatus = preserverSysStatusError;
}
}
}
else
{
globals.hasDTC = false;
if (globals.systemStatus == sysStat_Error)
{
globals.systemStatus = preserverSysStatusError;
}
}
}
}