diff --git a/docs/cFE_FunctionalRequirements.csv b/docs/cFE_FunctionalRequirements.csv index 6545d4bf1..741a38c5d 100644 --- a/docs/cFE_FunctionalRequirements.csv +++ b/docs/cFE_FunctionalRequirements.csv @@ -19,7 +19,7 @@ ES: NOOP Event,cES1001,"Upon receipt of a Command, the cFE shall generate a NO-O ES: Valid Command Counter,cES1002,"Upon receipt of a valid Command, the cFE shall increment a valid Command counter.",The ground needs the capability to verify that the command was received and accepted by the cFE. Details of valid commands are documented in the cFE Application Developer's Guide and the cFE User's Guide. ES: Invalid Command Counter,cES1003,"Upon receipt of an invalid Command, the cFE shall increment the invalid Command counter and generate an event message.",The ground needs an indicator if a command is rejected by the cFE. Details of what makes a command invalid are documented in the cFE Application Developer's Guide and the cFE User's Guide. ES: Zero Command Counters,cES1004,"Upon receipt of a Command, the cFE shall set to zero the valid Command counter and invalid Command counter.","This command is a common feature in heritage sub-system software design. In general, command counter (valid and invalid) are reset." -ES: Start Application,cES1005,"Upon receipt of a Command, the cFE shall create the Command specified Application by defining the Application in the System Resources Definition using information from the Command specified file, and beginning execution of the Application.",A basic feature of the cFE is to be able to dynamically (while the cFE is running) start applications. This requirement allows for an application to be created and started from one of the cFE file systems. +ES: Start Application,cES1005,"Upon receipt of a Command, the cFE shall create the Command specified Application by defining the Application in the System Resources Definition using information from the Command specified file and beginning execution of the Application.",A basic feature of the cFE is to be able to dynamically (while the cFE is running) start applications. This requirement allows for an application to be created and started from one of the cFE file systems. ES: Start Application - Command Contents,cES1005.1,"The Command shall include the following parameters: - Application Path/Filename @@ -28,12 +28,12 @@ ES: Start Application - Command Contents,cES1005.1,"The Command shall include th - Application Priority - Application Stack Size - Exception Action (restart application or perform processor reset)", -ES: Start Application - Location,cES1005.2,The Command specified cFE Application file shall be in any valid cFE file system including the volatile file system and the non-volatile file system.,"The command itself does not care about where the cFE Application comes from, it is specified In the path." +ES: Start Application - Location,cES1005.2,The Command specified cFE Application file shall be in any valid cFE file system including the volatile file system and the non-volatile file system.,"The command itself does not care about where the cFE Application comes from, it is specified in the path." ES: Start Application - Reject Undefined,cES1005.3,"If the Command specified Application is undefined then the cFE shall reject the Command, increment the invalid command counter and generate an event message.",Can't start an undefined application. ES: Start Application - Reject Already Running,cES1005.4,"If the Command specified Application is already defined and executing, then the cFE shall reject the Command, increment the invalid Command counter and generate an event message.",Can't start an application that is already running. ES: Delete Application,cES1006,"Upon receipt of a Command, the cFE shall delete the Command specified Application including all child tasks.",Need to be able to stop the execution of an Application and remove its System Resources. The delete will clean-up the application's main task and all of its child tasks. Note: other cFE components are required to have cleanup routines that ES calls. ES: Delete Application - Reject Undefined,cES1006.1,"If the specified Application is undefined then the cFE shall reject the Command, increment the invalid command counter and generate an event message.",Can't delete an undefined application. -ES: Restart Application,cES1007,"Upon receipt of a Command, the cFE shall Restart the Command specified Application.","Need to be able to restart an Application. A restart involves deleting it (cleaning up) and then starting it again. This is similar to starting the cFE Application from a file system. When an Application is restarted, the only command parameter required is the application name. All other parameters including the filename are the same as the original cFE Application Create command. The restart is intended for error recovery such as an exception, and should not be used to start a new version of an Application. If a Critical Data Store Area is allocated for the Application, it is preserved, and the Application may re-connect to the Critical Data Store Area when it is running again." +ES: Restart Application,cES1007,"Upon receipt of a Command, the cFE shall Restart the Command specified Application.","Need to be able to restart an Application. A restart involves deleting it (cleaning up) and then starting it again. This is similar to starting the cFE Application from a file system. When an Application is restarted, the only command parameter required is the application name. All other parameters including the filename are the same as the original cFE Application Create command. The restart is intended for error recovery such as an exception and should not be used to start a new version of an Application. If a Critical Data Store Area is allocated for the Application, it is preserved, and the Application may re-connect to the Critical Data Store Area when it is running again." ES: Restart Application - Reject Undefined,cES1007.1,"If the Command specified Application is undefined then the cFE shall reject the Command, increment the invalid Command counter and generate an event message.",Can't restart an undefined application. ES: Restart Application - Reject On Missing File,cES1007.2,"If the original cFE Application file is not found then the cFE shall reject the Command, increment the invalid Command counter, and generate an event message.","Can't restart the Application if the original file has been removed. The command is aborted during the attempt to load, after the application has been deleted." ES: Restart Application - Delete On Non-Parameter Error,cES1007.3,"If the cFE Application Restart fails due to a non-parameter error, then the cFE shall delete the Application and generate an event message.","If the Application is already stopped and there is an error restarting it, then the cFE application will be deleted. Note non-parameter errors do not increment the command error counter, since they are detected after the request has been successfully processed." @@ -59,7 +59,7 @@ ES: System Log,cES1014,The cFE shall maintain an Executive Services System Log w ES: System Log - Timestamps,cES1014.1,Each entry in the Executive Services System Log shall be time tagged with the time that the event happened.,Need to be able to determine when the event occurred. ES: System Log - Calculate Usage,cES1014.2,The cFE shall calculate the number of bytes used and number of entries in Executive Services System Log.,"Ground operations need indication of how full the System Log is so that they can clear it, if necessary, in order to make room for new entries (or at least write it to a file to preserve it)." ES: System Log - Overwrite On Full,cES1014.2.1,If the Executive Services System Log is full and the System Log Mode is set to OVERWRITE then the cFE shall write all new entries from the top of the log.,Want to provide the capability to continuously record all new System Messages. -ES: System Log - Discard On Full,cES1014.2.2,If the Executive Services Syste Log is full and the System Log Mode is set to DISCARD then the cFE shall discard all new entries.,Want to provide capability to stop writing to the System Log in order to preserve to Log which may contain important anomalous messages. +ES: System Log - Discard On Full,cES1014.2.2,If the Executive Services System Log is full and the System Log Mode is set to DISCARD then the cFE shall discard all new entries.,Want to provide capability to stop writing to the System Log in order to preserve to Log which may contain important anomalous messages. ES: System Log - Clear On Command,cES1015,"Upon receipt of a Command, the cFE shall clear the Executive Services System Log.",Want to be able to clear the Executive Services System Log Buffer so that only the new information is saved. ES: System Log - Write To File,cES1016,"Upon receipt of a Command, the cFE shall copy the information contained in the Executive Services System Log into a Command specified file.",We did not want to count on a file system for storing the ES System errors in the event that there was a problem with the file system or the file system was not mounted yet. We did want to provide an easy ground interface for getting the data to the ground ES: System Log - Default Filename,cES1016.1,"If a file is not specified, the cFE shall use the `` filename.",Want to provide a default in the event a user does not want to have to specify one. @@ -70,7 +70,7 @@ ES: Exception and Reset Log,cES1017,"The cFE shall maintain an Executive Service - Critical system variables - ASCII string stating the reason for the reset","Want to be able to save state information prior to a restart (processor, power-on, application, task etc) to help with diagnosing problems. There is a separate requirement for the creation of a file to transfer the information to the ground." ES: Exception and Reset Log - Clear On Command,cES1018,"Upon receipt of a Command, the cFE shall clear the Executive Services Exception and Reset Log.",Want to be able to clear the Executive Services Exception and Reset Log so that only the new information is saved. -ES: Exception and Reset Log - Write To File,cES1019,"Upon receipt of a Command, the cFE shall copy the information contained in the Executive Services Exception and Reset Log Buffer into a Command specified file.","The cFE Exception and Reset Log contains a large amount of data, and is variable in size. It is easier to dump the contents to a file." +ES: Exception and Reset Log - Write To File,cES1019,"Upon receipt of a Command, the cFE shall copy the information contained in the Executive Services Exception and Reset Log Buffer into a Command specified file.",The cFE Exception and Reset Log contains a large amount of data and is variable in size. It is easier to dump the contents to a file. ES: Exception and Reset Log - Default Filename,cES1019.1,"If a file is not specified, the cFE shall use the `` filename.",Want to provide a default in the event a user does not want to have to specify one. ES: Analyzer Log,cES1021,The cFE shall maintain an Executive Services Logic Analyzer Capture Log for capturing application specified timestamps and events for off-line performance analysis.,The Logic Analyzer Capture Log is used along with a performance log API to allow the cFE and cFE Applications to save performance data that can be downloaded. ES: Analyzer Log Record Tag,cES1022,"Upon receipt of a Request, the cFE shall record the specified Logic Analyzer Capture Tag in the Logic Analyzer Capture Log.",The cFE Core and cFE Applications make specific calls to create log entries in the Logic Analyzer Capture Log. @@ -88,7 +88,7 @@ ES: Critical Data Store Write To File,cES1026,"Upon receipt of a Command, the cF 4. Table Flag",This provides a registry of the Critical Data Store. ES: Critical Data Store Write To File - Default Filename,cES1026.1,"If a file is not specified, the cFE shall use the `` filename.",Provide a default file name. ES: Critical Data Store Delete,cES1027,"Upon receipt of a Command, the cFE shall delete the Command Specified Critical Data Store.","As part of an Application clean-up, want to clean-up the allocated resources." -ES: System Log Mode,cES1028,"Upon receipt of Command, the cFE shall set the System Log Mode to the Command-specified mode, either overwrite or discard.","While in Overwrite Mode the oldest logged System message will be overwritten by the new System message when the System Log Full Flag is set to true. While in Discard Mode the new message will be discarded, preserving the contents of the full log." +ES: System Log Mode,cES1028,"Upon receipt of Command, the cFE shall set the System Log Mode to the Command-specified mode, either overwrite or discard.","While in Overwrite Mode the oldest logged System message will be overwritten by the new System message when the System Log Full Flag is set to true. While in Discard Mode the new message will be discarded, preserving the contents of the full log." ES: Analyzer Log Start,cES1029,"Upon receipt of a Command, the cFE shall start collecting Logic Analyzer Capture Log data.",Provide capability to start collection of performance data by command. ES: Analyzer Log Set Filter Mask,cES1030,"Upon receipt of a Command, the cFE shall set the Analyzer Log filter mask.",Provide capability to filter collection of performance data by command. ES: Analyzer Log Trigger Mask,cES1031,"Upon receipt of a Command, the cFE shall set the Analyzer Log trigger mask.",Provide capability to set the trigger mask for collection of performance data by command. @@ -102,34 +102,34 @@ ES: Get Task Information,cES1305,Upon receipt of a Request the cFE shall provide ES: Report Application ID By Name,cES1306,"Upon receipt of a Request, the cFE shall provide the cFE Application ID which corresponds to the specified cFE Application Name.",The Executive Services will assign an Application ID. The Application Name is specified when the cFE Application is created. This Request will provide a way to determine the cFE Application ID when the pre-determined Application Name is passed in. ES: Report Application Name,cES1307,"Upon receipt of a Request, the cFE shall provide the cFE Application Name which corresponds to the specified cFE Application ID.",The Executive Services will assign an Application ID. This Request will provide a way to determine an Application's name from its Application ID. ES: Delete Application,cES1309,"Upon receipt of a Request, the cFE shall delete the specified Application including all child tasks.",Need to be able to stop the execution of an Application and remove its System Resources. The delete will clean-up the application's main task and all of its child tasks. Note: other cFE components are required to have cleanup routines that ES calls. -ES: Delete Application - Reject Undefined,cES1309.1,"If the specified Application is undefined then the cFE shall record the error in the System Log, and return an error code.",Can't delete an undefined application. -ES: Restart Application,cES1310,Upon receipt of a Request the cFE shall Restart the specified Application.,"Need to be able to restart an Application. A restart involves deleting it (cleaning up) and then starting it again. This is similar to starting the cFE Application from a file system. When an Application is restarted, the only parameter required is the application name. All other parameters including the filename are the same as the original cFE Application Create Request. The restart is intended for error recovery such as an exception, and should not be used to start a new version of an Application. If a Critical Data Store Area is allocated for the Application, it is preserved, and the Application may re-connect to the Critical Data Store Area when it is running again." -ES: Restart Application- Reject Undefined,cES1310.1,"If the specified Application is undefined then the cFE shall record the error in the System Log, and return an error code.",Can't restart an undefined application. -ES: Restart Application - Reject On Missing File,cES1310.2,"If the original cFE Application file is not found then the cFE shall record the error in the System Log, and return an error code.","Can't restart the Application if the original file has been removed. In this case, the Application will continue without a restart." -ES: Restart Application - Delete On Non-Parameter Error,cES1310.3,"If the cFE Application Restart fails due to a non-parameter error, then the cFE shall record the error in the System Log, and return an error code.","If the Application is already stopped and there is an error restarting it, then the cFE application will be deleted." +ES: Delete Application - Reject Undefined,cES1309.1,If the specified Application is undefined then the cFE shall record the error in the System Log and return an error code.,Can't delete an undefined application. +ES: Restart Application,cES1310,Upon receipt of a Request the cFE shall Restart the specified Application.,"Need to be able to restart an Application. A restart involves deleting it (cleaning up) and then starting it again. This is similar to starting the cFE Application from a file system. When an Application is restarted, the only parameter required is the application name. All other parameters including the filename are the same as the original cFE Application Create Request. The restart is intended for error recovery such as an exception and should not be used to start a new version of an Application. If a Critical Data Store Area is allocated for the Application, it is preserved, and the Application may re-connect to the Critical Data Store Area when it is running again." +ES: Restart Application- Reject Undefined,cES1310.1,If the specified Application is undefined then the cFE shall record the error in the System Log and return an error code.,Can't restart an undefined application. +ES: Restart Application - Reject On Missing File,cES1310.2,"If the original cFE Application file is not found, then the cFE shall record the error in the System Log and return an error code.","Can't restart the Application if the original file has been removed. In this case, the Application will continue without a restart." +ES: Restart Application - Delete On Non-Parameter Error,cES1310.3,"If the cFE Application Restart fails due to a non-parameter error, then the cFE shall record the error in the System Log and return an error code.","If the Application is already stopped and there is an error restarting it, then the cFE application will be deleted." ES: Create Child Task,cES1311,"Upon receipt of a Request, the cFE shall create the specified cFE Child Task within the cFE Application that owns the task and begin execution of the task.",Each cFE Application's main task has the capability to create and start one or more child tasks. -ES: Create Child Task - Report Error,cES1311.1,"In the event that the cFE Child Task cannot be created, the cFE shall record the error in the System Log, and return an error code.",Need to keep track of the Child Task Create Failures. -ES: Create Child Task - Invalid From Child Task,cES1311.2,"In the event a child task attempts to create another child task, the cFE shall record the error in the System Log, and return an error code.",Only the cFE Application's main task can create a child task. This prevents confusion with parent/child task relationships and the allocation/deallocation of resources. +ES: Create Child Task - Report Error,cES1311.1,"In the event that the cFE Child Task cannot be created, the cFE shall record the error in the System Log and return an error code.",Need to keep track of the Child Task Create Failures. +ES: Create Child Task - Invalid From Child Task,cES1311.2,"In the event a child task attempts to create another child task, the cFE shall record the error in the System Log and return an error code.",Only the cFE Application's main task can create a child task. This prevents confusion with parent/child task relationships and the allocation/deallocation of resources. ES: Delete Child Task,cES1312,"Upon receipt of a Request, the cFE shall delete the specified cFE Child Task within the cFE Application that owns the task.","As part of a cFE Application cleanup, the Application needs to be able to delete each child task." -ES: Delete Child Task - Error If Application Main Task,cES1312.1,"If the specified task is the cFE Application Main Task, the request shall record the error in the System Log, and return an error code.",Cannot use Child Task Exit or Delete on the cFE Application Main Task. +ES: Delete Child Task - Error If Application Main Task,cES1312.1,"If the specified task is the cFE Application Main Task, the request shall record the error in the System Log and return an error code.",Cannot use Child Task Exit or Delete on the cFE Application Main Task. ES: End Child Task,cES1314,"Upon receipt of a Request, the cFE shall end execution of the calling cFE Child Task.", cFE Child Task needs to be able to exit and end execution. ES: End Child Task - Reject If Application Main Task,cES1314.1,"If the calling task is the cFE Application Main Task, the cFE shall record the error in the System Log and reject the request.",Cannot use Child Task Exit or Delete on the cFE Application Main Task. -ES: Reserve Critical Data Store,cES1315,"Upon receipt of a Request, the cFE shall reserve the Request specified amount of memory in the Critical Data Store for the cFE Application using the Request specified name.",The Critical Data Store will be used by Applications to store critical parameters that will be preserved after an application or processor restart. ES will allocate the memory for the application. A pointer or memory address will be provided to the alloc. +ES: Reserve Critical Data Store,cES1315,"Upon receipt of a Request, the cFE shall reserve the Request specified amount of memory in the Critical Data Store for the cFE Application using the Request specified name.",The Critical Data Store will be used by Applications to store critical parameters that will be preserved after an application or processor restart. ES will allocate the memory for the application. ES: Reserve Critical Data Store - Size Change,cES1315.1,"If a Critical Data Store exists for the Request specified name but has a different size than what is specified in the Request, the cFE shall remove the existing Critical Data Store and create a new one using the Request specified name and size.",Assumes that if the sizes don't match then something has changed and the CDS can't be trusted. ES: Reserve Critical Data Store - Invalid Data Integrity,cES1315.2,"If a Critical Data Store exists for the Request specified name but the Data Integrity value is invalid, the cFE shall remove the existing Critical Data Store and create a new one using the Request specified name and size.",Assumes that if the CRC is invalid then the CDS can't be trusted. ES: Copy From Critical Data Store,cES1316,"Upon receipt of a Request, the cFE shall copy the contents from the Request specified Critical Data Store to the Request specified address.",Provides the capability to restore the local data with the contents of the critical data store. ES: Copy From Critical Data Store - Invalid Data Integrity,cES1316.1,"If the Data Integrity Value is invalid, the cFE shall return an error.","Critical Data Store is verified as part of restoring, with the result indicated in the return code. Allows the API user to handle the error as appropriate per use." -ES: Copy From Critical Data Store - Non-Existent,cES1316.2,If the Request Specified Critical Data Store does not exist then the data shall not be copied.,Can't copy data if the reference is wrong. -ES: Power On Reset,cES1317,"Upon receipt of a Request, the cFE shall perform a Power On Reset of the Core Flight Executive.","Need to be able to reset the cFE in the event that there is a critical problem. The direct call is provided in the case where the normal task message passing is not working. As a result of the Power On Reset, all code and data are re-initialized and the cFE is returned to it’s default power-on state." +ES: Copy From Critical Data Store - Non-Existent,cES1316.2,"If the Request Specified Critical Data Store does not exist, then the data shall not be copied.",Can't copy data if the reference is wrong. +ES: Power On Reset,cES1317,"Upon receipt of a Request, the cFE shall perform a Power On Reset of the Core Flight Executive.","Need to be able to reset the cFE in the event that there is a critical problem. The direct call is provided in the case where the normal task message passing is not working. As a result of the Power On Reset, all code and data are re-initialized and the cFE is returned to its default power-on state." ES: Processor Reset,cES1318,"Upon receipt of a Request, the cFE shall perform a Processor Reset of the Core Flight Executive.",Need to be able to restart the cFE in the event that there is a problem with the cFE core. The direct call is provided in the case where the normal task message passing is not working. ES: Exit Application,cES1319,"Upon receipt of a Request, the cFE shall exit the calling cFE Application and delete the Applications' resources.",Need to have a cFE program exit. This request can be used for both critical errors and a planned shutdown of a cFE application. ES: Prepare Memory Pool,cES1320,"Upon receipt of a Request, the cFE shall prepare a Memory Pool for run time memory allocation/de-allocation.","The Memory Allocation interface allows the cFE Application to supply a Pool of memory, which can be used for efficient memory allocation and de-allocation." -ES: Prepare Memory Pool - Too Small,cES1320.1,"If the specified size is less than the minimum block size, the cFE shall record the error in the System Log, and return an error code.","If the size of the Pool is not valid, then an error must be returned." +ES: Prepare Memory Pool - Too Small,cES1320.1,"If the specified size is less than the minimum block size, the cFE shall record the error in the System Log and return an error code.","If the size of the Pool is not valid, then an error must be returned." ES: Allocate Memory,cES1321,"Upon receipt of a Request the cFE shall allocate a block of memory of the specified size from the specified Memory Pool, protected with a semaphore while processing.",The Memory Allocation interface allows the cFE Application to allocate a block of memory from a previously created memory pool. -ES: Allocate Memory - Invalid ID,cES1321.2,"If the specified Memory Pool identifier is invalid then the cFE shall record the error in the System Log, and return an error code.","If the handle or Memory Pool ID is not valid, then an error must be returned." -ES: Allocate Memory - Too Large,cES1321.3,"If the specified size is too large for the specified Memory Pool, the cFE shall record the error in the System Log, and return an error code.",Cannot allocate a memory block bigger than the pool. +ES: Allocate Memory - Invalid ID,cES1321.2,"If the specified Memory Pool identifier is invalid, then the cFE shall record the error in the System Log and return an error code.","If the handle or Memory Pool ID is not valid, then an error must be returned." +ES: Allocate Memory - Too Large,cES1321.3,"If the specified size is too large for the specified Memory Pool, the cFE shall record the error in the System Log and return an error code.",Cannot allocate a memory block bigger than the pool. ES: De-allocate Memory,cES1322,Upon receipt of a Request the cFE shall de-allocate the specified block of memory from the specified Memory Pool.,The Memory Allocation interface allows the cFE Application to de-allocate a block of memory from a previously created memory pool. -ES: De-allocate Memory - Invalid ID,cES1322.1,"If the specified Memory Pool identifier is invalid, then the cFE shall record the error in the System Log, and return an error code.",Need to have a valid Memory Pool identifier in order to de-allocate a block of memory. +ES: De-allocate Memory - Invalid ID,cES1322.1,"If the specified Memory Pool identifier is invalid, then the cFE shall record the error in the System Log and return an error code.",Need to have a valid Memory Pool identifier in order to de-allocate a block of memory. ES: Calculate Data Integrity Value,cES1323,"Upon receipt of a Request, the cFE shall calculate a Data Integrity value over the given range of memory using the specified algorithm. The algorithm shall be one of the following: - XOR: Exclusive OR @@ -137,7 +137,7 @@ ES: Calculate Data Integrity Value,cES1323,"Upon receipt of a Request, the cFE s - CRC32: 32 Bit Cyclic Redundancy Check",We need to provide a checksum/CRC utility. ES: Copy To Critical Data Store,cES1328,"Upon receipt of a Request, the cFE shall copy the data starting at the Request specified address to the Request specified Critical Data Store.",Applications need to periodically copy the local data into the CDS so that it can be preserved. Note that the CDS is not required to exist on-card (local address space). This provides the capability for a mission to use off-card bulk storage. ES: Copy To Critical Data Store - Calculate Data Integrity Value,cES1328.1,The cFE shall calculate a Data Integrity Value for the Request specified Critical Data Store and store it.,"Every time data is written to the CDS, a CRC must be recalculated in order to have a reference for any CDS validation. Note that Applications are responsible for determining whether the contents of a CDS Block are still logically valid." -ES: Copy To Critical Data Store - Invalid Critical Data Store,cES1328.2,If the Request Specified Critical Data Store does not exist then the data shall not be copied.,Can't copy data if the reference is wrong. +ES: Copy To Critical Data Store - Invalid Critical Data Store,cES1328.2,"If the Request Specified Critical Data Store does not exist, then the data shall not be copied.",Can't copy data if the reference is wrong. ES: Allocate Memory No Semaphore,cES1329,"Upon receipt of a Request the cFE shall allocate a block of memory of the specified size from the specified Memory Pool, without semaphore protection while processing.",The Memory Allocation interface allows the cFE Application to allocate a block of memory from a previously created memory pool. ES: Get Memory Pool Statistics,cES1330,Upon receipt of a Request the cFE shall provide the requested memory pool statistics.,Supports memory pool management. ES: Get Memory Buffer Information,cES1331,Upon receipt of a Request the cFE shall provide the requested memory buffer information.,Supports memory buffer management. @@ -156,32 +156,32 @@ ES: Get Generic Counter ID By Name,cES1343,Upon receipt of a Request the cFE sha ES: Get Library Information,cES1344,Upon receipt of a Request the cFE shall provide information for the requested library.,Allows query of library information for reporting or management. ES: Delete Memory Pool,cES1345,"Upon receipt of a Request, the cFE shall delete a Memory Pool.","Allows for management of memory resources, delete of pool once no longer needed." ES: Get Generic Counter Name,cES1346,Upon receipt of a Request the cFE shall provide the generic counter name.,Generic counter management. -ES: Power On Reset Identify Sub-Type,cES1500,"Upon a Power-on Reset, the cFE shall identify the Power On reset sub-type.",Each mission may want to further distinguish between Processor reset types in order to tailor their system's behavior. For example a mission may want to take different behavior for a watchdog time out and the execution of the processor's reset instructions. +ES: Power On Reset Identify Sub-Type,cES1500,"Upon a Power-on Reset, the cFE shall identify the Power On reset sub-type.","Each mission may want to further distinguish between Processor reset types in order to tailor their system's behavior. For example, a mission may want to take different behavior for a watchdog time out and the execution of the processor's reset instructions." ES: Power On Reset Clear System Log,cES1501,"Upon a Power-On Reset, the cFE shall clear the Executive Services System Log.",Want to be able to determine what errors are logged by the cFE. This log is not preserved on a Power-On reset. ES: Power On Reset Clear Exception and Reset Log,cES1502,"Upon a Power-On Reset, the cFE shall clear the Executive Services Exception and Reset Log.",Want to be able to get a snapshot of some critical parameters prior to a reset as well as log the resets that have occurred. ES: Power On Reset Clear Volatile File System,cES1503,"Upon a Power-On Reset, the cFE shall clear the Volatile File system.",The Volatile File system is initialized during a Power-on Reset. ES: Power On Reset Clear Critical Data Store,cES1504,"Upon a Power-On Reset, the cFE shall clear the contents of the Critical Data Store.",The purpose of the critical data store is to save data that an Application wants to preserve across a processor restart. This area will be cleared during a Power-On Reset. -ES: Power On Reset Create OS Objects,cES1505,"Upon a Power-on Reset, the cFE shall create all operating system objects required by the cFE.","This is a table driven startup that includes: Core cFE Applications, semaphores, queues, and shared memory segments. It can also contain calls to initialize device drivers and interrupts." +ES: Power On Reset Create OS Objects,cES1505,"Upon a Power-on Reset, the cFE shall create all operating system objects required by the cFE.","This is a table-driven startup that includes: Core cFE Applications, semaphores, queues, and shared memory segments. It can also contain calls to initialize device drivers and interrupts." ES: Power On Reset Mount Non-Volatile File System,cES1506,"Upon a Power-on Reset, the cFE shall mount the non-volatile file system.","Non-volatile file system contains the files for each of the cFE Applications. On a Power-On reset, the external cFE Applications are loaded from the Volatile file system." ES: Power On Reset Set Up Volatile File System,cES1507,"Upon a Power-on Reset, the cFE shall create, format and mount the volatile file system.","The volatile file system is a key part of the cFE. It is used for logs, data files and new cFE Applications." ES: Power On Reset Process Startup File,cES1508,"Upon a Power-on Reset, the cFE shall process all entries in the cFE Startup File located in the non-volatile file system.","There is a file that contains all of the Applications, Shared Libraries, and Device Drivers that are to be created and started." ES: Power On Reset Process Startup File - Start Apps,cES1508.1,The cFE shall create and start cFE Applications according to the entry in the cFE Startup File.,The cFE supports loading and creating new cFE Applications during system startup. ES: Power On Reset Process Startup File - Init Libs,cES1508.2,The cFE shall create and initialize cFE Shared Libraries according to the entry in the cFE Startup File.,The cFE supports creating and initializing cFE Shared Libraries during system startup. ES: Power On Reset Exception and Reset Log Entry,cES1509,"Upon a Power On Reset, the cFE shall make an entry in the Executive Services Exception and Reset Log, recording the Power On Reset.",One purpose of the Executive Services Exception and Reset Log is to log all resets. -ES: Processor Reset Identify Sub-Type,cES1510,"Upon a Processor Reset, the cFE shall identify the Processor reset sub-type.",Each mission may want to further distinguish between Processor reset types in order to tailor their system's behavior. For example a mission may want to take different behavior for a watchdog time out and the execution of the processor's reset instructions. +ES: Processor Reset Identify Sub-Type,cES1510,"Upon a Processor Reset, the cFE shall identify the Processor reset sub-type.","Each mission may want to further distinguish between Processor reset types in order to tailor their system's behavior. For example, a mission may want to take different behavior for a watchdog time out and the execution of the processor's reset instructions." ES: Processor Reset Preserve System Log,cES1511,"Upon a Processor Reset, the cFE shall preserve the Executive Services System Log.",Want to be able to determine what errors are logged by the cFE. This log is not preserved on a Power-On reset. -ES: Processor Reset Preserve Exception and Reset Log,cES1512,"Upon a Processor Reset, the cFE shall preserve the Executive Services Exception and Reset Log.",ES needs to retain this information to support diagnosing cause of processor reset as well as preserving information that is required to count the number of resets. -ES: Processor Reset Preserve Volatile File System,cES1513,"Upon a Processor Reset, the cFE shall preserve the Volatile File system.","During a processor reset, the Volatile File System and it's contents will be preserved." +ES: Processor Reset Preserve Exception and Reset Log,cES1512,"Upon a Processor Reset, the cFE shall preserve the Executive Services Exception and Reset Log.",ES needs to retain this information to support diagnosing cause of processor reset as well as preserving information that is required to count the number of resets. +ES: Processor Reset Preserve Volatile File System,cES1513,"Upon a Processor Reset, the cFE shall preserve the Volatile File system.","During a processor reset, the Volatile File System and its contents will be preserved." ES: Processor Reset Preserve Critical Data Store,cES1514,"Upon a Processor Reset, the cFE shall preserve the contents of the Critical Data Store.",The purpose of the critical data store is to save data that an Application wants to preserve across a processor restart. ES: Processor Reset Create OS Objects,cES1515,"Upon a Processor Reset, the cFE shall create all operating system objects required by the cFE.","Items such as tasks, semaphores, queues, and shared memory segments would be initialized." -ES: Processor Reset Create OS Objects - Platform Response On Failure,cES1515.1,"If the creation of the operating system object fails, the cFE shall perform a `` response.","The response to operating system object creation failure depends on the platform configuration, and is abstracted at the platform layer." +ES: Processor Reset Create OS Objects - Platform Response On Failure,cES1515.1,"If the creation of the operating system object fails, the cFE shall perform a `` response.",The response to operating system object creation failure depends on the platform configuration and is abstracted at the platform layer. ES: Processor Reset Mount Non-Volatile File System,cES1516,"Upon a Processor Reset, the cFE shall mount the non-volatile file system.","Non-volatile file system contains the files for each of the cFE Applications. On a Power-On reset, the external cFE Applications can be loaded from the Volatile file system." ES: Processor Reset Set Up Volatile File System,cES1517,"Upon a Processor Reset, the cFE shall check and mount the volatile file system.",Want to preserve the Volatile file system across a processor reset. ES: Processor Reset Set Up Volatile File System - Format On Failure,cES1517.1,"If the volatile file system check fails, the cFE shall format the volatile file system and create a system log entry.","If the volatile file system is corrupt, it must be reformatted to allow the cFE to function." ES: Processor Reset Process Volatile Startup File,cES1518,"Upon a Processor Reset, the cFE shall process all entries in the cFE Startup File located in the volatile file system.",There is a file that contains all of the cFE Applications and Shared Libraries that are to be loaded and started. The cFE will check to see if this file is in the volatile file system. This file facilitates restarting a processor using patches that were made. ES: Processor Reset Process Volatile Startup File - Start Apps,cES1518.1,The cFE shall create and start cFE Applications according to the entry in the cFE Startup File.,The cFE supports loading and creating new cFE Applications during system startup. ES: Processor Reset Process Volatile Startup File - Init Libs,cES1518.2,The cFE shall create and initialize Shared Libraries according to the entry in the cFE Startup File.,The cFE supports loading and initializing cFE Shared Libraries during system startup. -ES: Processor Reset Process Non-Volatile Startup File,cES1519,If the system startup file is not present in the volatile file system then the cFE shall process all entries in the cFE Startup File located in the non-volatile file system.,Need to have a default system startup file which is used if there is no system startup file in volatile memory. +ES: Processor Reset Process Non-Volatile Startup File,cES1519,"If the system startup file is not present in the volatile file system, the cFE shall process all entries in the cFE Startup File located in the non-volatile file system.",Need to have a default system startup file which is used if there is no system startup file in volatile memory. ES: Processor Reset Process Non-Volatile Startup File - Start Apps,cES1519.1,The cFE shall create and start cFE Applications according to the entry in the cFE Startup File.,The cFE supports loading and creating new cFE Applications during system startup. ES: Processor Reset Process Non-Volatile Startup File - Init Libs,cES1519.2,The cFE shall create and initialize Shared Libraries according to the entry in the cFE Startup File.,The cFE supports loading and initializing cFE Shared Libraries during system startup. ES: Processor Reset Exception and Reset Log Entry,cES1520,"Upon a Processor Reset, the cFE shall make an entry in the Executive Services Exception and Reset Log recording the Processor Reset.",The purpose of the Executive Services Exception and Reset Log is to log all resets and all exceptions that occur. @@ -225,17 +225,17 @@ EVS: Write Application Data File - Default Filename,cEVS3004.1,"If a file is not EVS: Valid Command Counter,cEVS3005,"Upon receipt of valid command, the cFE shall increment the valid command counter.",The ground needs the capability to verify that the command was received and accepted by the cFE. Details of valid commands are documented in the cFE User's Guide. EVS: Invalid Command Counter,cEVS3006,"Upon receipt of an invalid command, the cFE shall in increment the invalid command counter.",The ground needs an indicator if a command is rejected by the cFE. Details of what makes a command invalid are documented in the cFE Developer's Guide and the cFE User's Guide. EVS: Control Message By Application and Event Type,cEVS3007,"Upon receipt of Command the cFE shall enable/disable, as specified in the Command, the future generation of Event Messages for the Command-specified Application and Event Type.",When diagnosing an Application it's useful to enable its informational and diagnostic Event Messages. -EVS: Control Message By Application,cEVS3008,"Upon receipt of Command the cFE shall enable/disable, as specified in the Command, the future generation of Event Messages for the Command-specified Application.",During development and integration it can be useful to turn off an Application's Event Message's without regard of the Event Type. +EVS: Control Message By Application,cEVS3008,"Upon receipt of Command the cFE shall enable/disable, as specified in the Command, the future generation of Event Messages for the Command-specified Application.","During development and integration, it can be useful to turn off an Application's Event Message's without regard of the Event Type." EVS: Zero Application Message Sent Count,cEVS3009,"Upon receipt of Command, the cFE shall set the Command-specified Application's Event Message Sent Counter to zero.",Allow operators the ability to reset the count of application events. EVS: Zero App Filter Counter By Event ID,cEVS3010,"Upon receipt of Command, the cFE shall set an Application's Binary Filter Counter to zero for the Command-specified Event ID.",Clearing an Application's Filtered Event Message Counter is a convenient method for resetting the filter on the event. EVS: Zero App Filter Counters,cEVS3011,"Upon receipt of Command, the cFE shall set all of an Application's Binary Filter Counters to zero.",Having the ability to reset all Application Filtered Event Message Counters is a quick method for resetting all the application's event filters. Note: This command gives operators the ability to reset all exhausted event filters (i.e. send 16 and stop) so that filtered events may be generated once again. EVS: Set App Filter Mask By Event ID,cEVS3012,Upon receipt of Command the cFE shall set an Application's Binary Filter Mask to the Command-specified Event Filter for the given Application Event ID.,Allow an operator to tune the system for a particular operational environment. EVS: Clear Local Event Log,cEVS3013,"Upon receipt of Command, the cFE shall clear the Local Event Log.",Need to be able to clear the log if the event logging is operating in discard mode. -EVS: Set Event Logging Mode,cEVS3014,"Upon receipt of Command, the cFE shall set the Event Logging Mode to the Command-specified mode, either overwrite or discard.","While in Overwrite Mode the oldest logged event will be overwritten by the new event when the Event Log Full Flag is set to true. While in Discard Mode the new event will be discarded, preserving the contents of the full log. Need the ability to switch between Event Message logging modes." +EVS: Set Event Logging Mode,cEVS3014,"Upon receipt of Command, the cFE shall set the Event Logging Mode to the Command-specified mode, either overwrite or discard.","While in Overwrite Mode, the oldest logged event will be overwritten by the new event when the Event Log Full Flag is set to true. While in Discard Mode the new event will be discarded, preserving the contents of the full log. Need the ability to switch between Event Message logging modes." EVS: Write Local Event Log To File,cEVS3015,"Upon receipt of Command, the cFE shall write the contents of the Local Event Log to the Command specified file.",Allows for ground view of the log. Local Event Log is not intended for operation playback. The main purpose of the Local Event Log is for ground testing. Ground operators may view the data file for playing back stored events. EVS: Write Local Event Log To File - Default Filename,cEVS3015.1,"If a file is not specified, the cFE shall use the `` filename.",Want to provide a default in the event that a user does not want to specify one. EVS: Write Local Event Log Order,cEVS3016,The cFE shall write each Event Message from the earliest logged message to the most recently logged message.,"Ground operators like to see the progression of events in the order that they occurred. In a scenario when a time correction has been made, the earliest logged may not necessarily mean the oldest time stamp. This type of playback may not be desirable for Event Logs of considerable size. It is worthwhile for cFE users to keep Event Logs relatively small." -EVS: Control Message Port Routing,cEVS3017,"Upon receipt of Command the cFE shall enable/disable, as specified in the Command, the routing of all future Event Messages to the Command specified Event Message Port.","Event Message Output Ports may not be available or needed; therefore the ability to configure sending to an Event Message Port is useful." +EVS: Control Message Port Routing,cEVS3017,"Upon receipt of Command the cFE shall enable/disable, as specified in the Command, the routing of all future Event Messages to the Command specified Event Message Port.","Event Message Output Ports may not be available or needed; therefore, the ability to configure sending to an Event Message Port is useful." EVS: Housekeeping Message,cEVS3018,"Upon receipt of a Message, the cFE shall generate a housekeeping message that includes the following Event Services items: - Valid Command Counter @@ -251,17 +251,17 @@ EVS: Housekeeping Message,cEVS3018,"Upon receipt of a Message, the cFE shall gen - For each registered Application: o Application Event Message Sent Counter o Application Event Service Enable Status",Generate housekeeping message for system awareness and management. -EVS: Add Event Filter,cEVS3019,Upon receipt of Command the cFE shall add the specified Event Filter for the specified cFE Application and Event ID.,Want to provide the ability for filters to be added at runtime. Original implentation did not provide this capability which resulted in modifications to Applications for those events that were not registered (i.e. forgotten). +EVS: Add Event Filter,cEVS3019,Upon receipt of Command the cFE shall add the specified Event Filter for the specified cFE Application and Event ID.,Want to provide the ability for filters to be added at runtime. Original implementation did not provide this capability which resulted in modifications to Applications for those events that were not registered (i.e. forgotten). EVS: Add Event Filter - Reject Already Filtered ,cEVS3019.1,"If the Event ID is already registered for filtering, the cFE shall reject the command and generate an event message.",Filter is done on a per Event ID basis. EVS: Add Event Filter - Application Maximum,cEVS3019.2,If the maximum number of Event IDs have been registered for the specified Application then the cFE shall reject the command and generate an event message.,"In order to scale the cFE, allocations are made for each cFE Application (see cEVS3302)." EVS: Delete Event Filter,cEVS3020,Upon receipt of Command the cFE shall delete the specified Event Filter for the specified cFE Application and Event ID.,Want to be able to remove event filtering since the cFE limits the number of filters that can be registered for a given cFE Application (see cEVS3302). -EVS: Delete Event Filter - Reject Not Registered,cEVS3020.1,If the Event ID is not registered for filtering then the cFE shall reject the command and generate an event message.,Notify caller that the Filter was not registered. +EVS: Delete Event Filter - Reject Not Registered,cEVS3020.1,If the Event ID is not registered for filtering the cFE shall reject the command and generate an event message.,Notify caller that the Filter was not registered. EVS: Register App,cEVS3100,"Upon receipt of Request, the cFE shall register an Application for event service, enabling the Application Event Service Enable Status and storing the following request specified Application data: Application Event IDs (for events to be filtered) Application Binary Filter Masks (one per registered Event ID).",Supports the cFE's dynamic Application model. EVS: Register App - Create Filter Counter,cEVS3100.1,"Upon receipt of Request to register an Application for event service, the cFE shall create one Application Binary Filter Counter per registered Event ID.",Supports the cFE's Binary Filtering Algorithm. EVS: Register App - Create Sent Message Counter,cEVS3100.2,"Upon receipt of Request to register an Application for event service, the cFE shall create an Application Event Message Sent Counter.",Supports the cFE's dynamic Application model. -EVS: Register App - Default Event Enable Status,cEVS3100.3,"Upon receipt of Request to register an Application for event service, the cFE shall use the `` Application Event Type Enable Statuses for each event.","By default each platform should have a standard configuration for each event message type (eg. DEBUGs disable. INFO, ERROR and CRITICAL events DISABLED) that should be applied to all events. Commands are available to modify the settings." +EVS: Register App - Default Event Enable Status,cEVS3100.3,"Upon receipt of Request to register an Application for event service, the cFE shall use the `` Application Event Type Enable Statuses for each event.","By default, each platform should have a standard configuration for each event message type (eg. DEBUGs disable. INFO, ERROR and CRITICAL events DISABLED) that should be applied to all events. Commands are available to modify the settings." EVS: Message Types,cEVS3102,The cFE shall support the following Event Message Types: Debug Informational Error Critical.,Supports cFE event services. -EVS: Create Message,cEVS3103,"Upon receipt of a Request to send an Event Message, the cFE shall create a Short or Long Event Message, as specified by the SB Event Format Mode, ONLY if the following cFE conditions are met: +EVS: Create Message,cEVS3103,"Upon receipt of a Request to send an Event Message, the cFE shall create a Short or Long Event Message, as specified by the Event Format Mode, ONLY if the following cFE conditions are met: 1. The requesting Application's Event Service Enable Status is Enabled. 2. The requesting Application's registered message filtering algorithm indicates the message should be sent. @@ -288,10 +288,10 @@ EVS: Increment Message Sent Counter,cEVS3105,"For each created Event Message, th EVS: Increment Message Sent Counter - Retain Maximum Value,cEVS3105.1,"If the Event Message Sent Counter has reached its maximum value of (2^16)-1 the cFE shall retain the maximum value (i.e. do not rollover to zero).",Preventing a counter rollover to zero eliminates the case when a user may think no events have occurred when in fact many events have occurred. EVS: Zero App Filter Counter By Event ID,cEVS3106,"Upon receipt of a request, the cFE shall set an Application's Binary Filter Counter to zero for the Application request-specified Event ID.",Clearing an Application's Binary Filter Counter is a convenient method for resetting the filter on the event. EVS: Zero App Filter Counters,cEVS3107,"Upon receipt of a request, the cFE shall set all of an Application's Binary Filter Counters to zero for the request-specified Application.",Having the ability to reset all Application Filtered Event Message Counters is a quick method for resetting all the application's event filters. -EVS: Store Message In Event Log,cEVS3108,"For each created Event Message, the cFE shall store the Event Message in the Local Event Log in the Long Event Message Format.",It's useful to save Event Messages when external communications is unavailable. This may occur during system initialization (especially events generated from other cFE components) and during a communications failure. +EVS: Store Message In Event Log,cEVS3108,"For each created Event Message, the cFE shall store the Event Message in the Local Event Log in the Long Event Message Format.",It's useful to save Event Messages when external communications are unavailable. This may occur during system initialization (especially events generated from other cFE components) and during a communications failure. EVS: Store Message In Event Log - Set Full Flag,cEVS3108.1,"If the Local Event Log becomes full, the cFE shall set the Local Event Log Full Flag to true.",Ground operations needs to know the state of the Local Even Log. EVS: Store Message In Event Log - Increment Overflow Counter,cEVS3108.2,"If the Local Event Log is full, the cFE shall increment the Local Event Log Overflow counter.",Ground operations needs to know how many Event Messages were discarded or overwritten. -EVS: Store Message In Event Log - Log Full Behavior,cEVS3108.3,"If the Local Event Log is full, the cFE shall either (1) overwrite the oldest Event Message if the Event Logging Mode is overwrite, or (2) discard the Event Message if the Event Logging Mode is discard.",Overwriting the oldest message is useful for nominal operations because a user doesn't need to periodically clear the Log. If an error occurs when there's no communication then the Local Event Log size must be large enough to retain the Event Messages since communications was lost. Discarding the newest Event Message is useful for trouble shooting a problem. For example there may be a problem during processor initialization that occurs when there's no communications with the processor interfacing with the User. In this case the original Event Messages are critical to solving the problem so they should be preserved. Note that the Event Logging Mode can be changed via stored commanding. +EVS: Store Message In Event Log - Log Full Behavior,cEVS3108.3,"If the Local Event Log is full, the cFE shall either (1) overwrite the oldest Event Message if the Event Logging Mode is overwrite, or (2) discard the Event Message if the Event Logging Mode is discard.","Overwriting the oldest message is useful for nominal operations because a user doesn't need to periodically clear the Log. If an error occurs when there's no communication, the Local Event Log size must be large enough to retain the Event Messages since communications was lost. Discarding the newest Event Message is useful for trouble shooting a problem. For example, there may be a problem during processor initialization that occurs when there's no communications with the processor interfacing with the User. In this case the original Event Messages are critical to solving the problem so they should be preserved. Note that the Event Logging Mode can be changed via stored commanding." EVS: Message Port Routing,cEVS3109,"For each created Event Message, the cFE shall route the Event Message, formatted as an ASCII text string, to each enabled Event Message Output Port.",Debug ports are very useful for FSW development and maintenance. EVS: Initialize Format On Power On Reset,cEVS3201,"Upon a Power-on Reset, the cFE shall set SB Event Format Mode to `` default mode.","Each mission must determine what format they need, defaulted to LONG." EVS: Initialize Full Flag To False On Power On Reset,cEVS3202,"Upon a Power-on Reset, the cFE shall set the Local Event Log Full Flag to false.",Set cFE to default status across Power-on Resets. @@ -336,7 +336,7 @@ SB: Send Previous Subscriptions,cSB4013,"Upon receipt of a Message, the cFE shal SB: Create Pipe,cSB4301,"Upon receipt of a Request to create a Pipe, the cFE shall create a Pipe with the Request-specified Pipe Depth and the Request-specified name.",Run time creation of Pipes supports the cFE goals of easy Application integration and system reconfiguration. SB: Delete Pipe,cSB4302,"Upon receipt of a Request to delete a Pipe, the cFE shall Unsubscribe all messages to the Request-specified Pipe, then remove the Pipe from the Routing Information.",An Application must be capable of freeing its own resources. SB: Subscribe To Message,cSB4303,"Upon receipt of a Request to Subscribe to an SB message, the cFE shall establish a route using the Request-specified Message ID, the Request-specified Pipe ID, the Request-specified MsgId-to-Pipe limit and the Request-specified QoS.",Run time subscription supports the cFE goals of easy system integration and run time reconfigurations. -SB: Subscribe To Message - Duplicate,cSB4303.1,If the Subscription is a duplicate of a previous subscription then the cFE shall issue an event message.,"Duplicate subscriptions are still a success, however, want to notify the ground." +SB: Subscribe To Message - Duplicate,cSB4303.1,"If the Subscription is a duplicate of a previous subscription, the cFE shall issue an event message.","Duplicate subscriptions are still a success, however, want to notify the ground." SB: Unsubscribe To Message,cSB4304,"Upon receipt of a Request to Unsubscribe to an SB Message, the cFE shall remove the route corresponding to the Request-specified Message Id and the Request-specified Pipe Id from the Routing Information.","Allow an Application to dynamically change what Messages it receives. Since the ground can manipulate the state of the routing, it is not considered an error if the Message is not currently being subscribed to when an unsubscribe request is made." SB: Send Message,cSB4305,"Upon receipt of a Request to send an SB Message, the cFE shall route the SB Message to the Pipes of all Applications that have Subscribed to the SB Message.","This form of message passing, supports one-to-one, one-to-many, and many-to-one (all desired by branch members) in a flexible, low overhead manner. It has been common for telemetry packets to be sent to many destinations, such as a real-time telemetry." SB: Send Message - Message ID To Pipe Limit,cSB4305.1,The cFE shall limit the number of messages of a particular Message ID that can be sent to an Application's Pipe.,"Prevent an errant application from monopolizing a Software Bus Pipe. This feature was part of the heritage software bus and was found to be a useful diagnostic feature. When subscribing to a packet, an Application can specify a limit on the number of Messages for a particular Message ID that can be in the Pipe at one time. The term used for this is MsgId-to-Pipe Limit. @@ -395,18 +395,18 @@ SB: Initialize Routing On Power On Reset,cSB4500,Upon a Power-on Reset the cFE s SB: Initialize Routing On Processor Reset,cSB4501,Upon a Processor Reset the cFE shall initialize the Routing Information and clear all error counters,The cFE must initialize to a known state. TBL: Load Inactive Table From File,cTBL6000,Upon receipt of Command the cFE shall load an Inactive Table Image with the contents of the Command specified File.,Loading from a file allows for multiple versions of a table to be stored on board and loaded to the active table when appropriate. The file header will identify the Table that the file contents are for. TBL: Load Inactive Table From File - Partial Load,cTBL6000.1,"If the Command specified file contains only a portion of the Table, the cFE shall first load an Inactive Table Image with the contents of the Active Table Image and then load the contents of the Command specified File.","A Partial Table load capability is useful when dealing with large Tables. It helps to ensure that additional parameters are not unintentionally modified, reduces command time required to perform a Table update and is a feature that has been used on previous missions." -TBL: Load Inactive Table From File - Greater Than Max Size,cTBL6000.2,If the number of data bytes contained in the file is greater than the maximum size of the table then the load shall be aborted and an event message shall be generated.,This is a sanity check to make sure that the ground generated table load does not include more data than a table can handle. -TBL: Load Inactive Table From File - Header Size Mismatch,cTBL6000.3,If the number of bytes specified in the file's header is not equal to the number of data bytes contained in the file then the load shall be aborted and an event message be generated.,This is another sanity check to make sure that the number of bytes specified in the file header is equal to the number of data bytes in the file. -TBL: Load Inactive Table From File - Multiple Partial Loads,cTBL6000.4,The Inactive Table Image shall only be loaded with the contents of the Active Table if the Inactive Table Image has not been initialized.,Want to be able to perform successive partial table loads. The first partial load of a table requires that the inactive table image be initialized with the active table image (see cTBL6000.2). Any subsequent loads should be made with the existing contents of the Inactive Buffer. -TBL: Load Inactive Table From File - Dump Only,cTBL6000.5,If the specified table is defined as Dump Only then the command shall be rejected and an event message be generated.,Dump only tables cant be loaded. +TBL: Load Inactive Table From File - Greater Than Max Size,cTBL6000.2,"If the number of data bytes contained in the file is greater than the maximum size of the table, the load shall be aborted and an event message shall be generated.",This is a sanity check to make sure that the ground generated table load does not include more data than a table can handle. +TBL: Load Inactive Table From File - Header Size Mismatch,cTBL6000.3,"If the number of bytes specified in the file's header is not equal to the number of data bytes contained in the file, the load shall be aborted and an event message be generated.",This is another sanity check to make sure that the number of bytes specified in the file header is equal to the number of data bytes in the file. +TBL: Load Inactive Table From File - Multiple Partial Loads,cTBL6000.4,The Inactive Table Image shall only be loaded with the contents of the Active Table if the Inactive Table Image has not been initialized.,Want to be able to perform successive partial table loads. The first partial load of a table requires that the inactive table image be initialized with the active table image (see cTBL6000.2). Any subsequent loads should be made with the existing contents of the Inactive Buffer. +TBL: Load Inactive Table From File - Dump Only,cTBL6000.5,If the specified table is defined as Dump Only then the command shall be rejected and an event message be generated.,Dump only tables can't be loaded. TBL: Dump To File,cTBL6001,Upon receipt of Command the cFE shall dump the Command specified Active or Inactive Table contents to a Command specified File.,Dumping the contents of a table to a file simplifies the telemetering of Table contents. The file transfer protocol between the ground and the spacecraft is capable of handling variable sized files. The telemetering of Table contents directly to ground. TBL: Validate,cTBL6002,Upon receipt of Command the cFE shall determine the validity of the contents of either the Active or Inactive Table Image of the Command specified Table.,"Operations needs to verify the contents of an Inactive Table before committing it. Similarly, operations personnel may need to re-validate or identify the contents of an Active Table." TBL: Validate - Compute Data Integrity Check Value,cTBL6002.1,The cFE shall compute a Data Integrity Check Value on the contents of either the Active or Inactive Table Image of the Command specified Table and report the result in telemetry.,A Data Integrity Check Value can provide a quick method of validating the proper contents of a Table without performing a Table Dump and Comparison. -TBL: Validate - App Content,cTBL6002.2,The cFE shall Request an Application to validate the contents of either the Active or Inactive Table Image of the Command specified Table and report the result in telemetry.,A Table Validation function provided by the Application can verify that the data content of a Table are reasonable. +TBL: Validate - App Content,cTBL6002.2,The cFE shall Request an Application to validate the contents of either the Active or Inactive Table Image of the Command specified Table and report the result in telemetry.,A Table Validation function provided by the Application can verify that the data content of a Table is reasonable. TBL: Activate,cTBL6003,Upon receipt of Command the cFE shall make an Inactive Table Image of the Command specified Table the Active Table Image.,"A Commit Command is useful by allowing modifications and the verification of those modifications to be accomplished in the background while an Application continues to use its previous Table data. Then, upon Command, the new Table data is made Active." TBL: Activate - Validate,cTBL6003.1,The cFE shall reject an activate table command for a table that has a validation function but has not been validated.,Validation functions are there for a reason so want to prevent loading invalid tables. Inactive buffer retains the data so that the ground can dump the contents to see why the validation failed. -TBL: Activate - Validate - Failure,cTBL6003.1.1,If the Inactive Table Image fails validation then the Inactive Table Image shall not be loaded into the Active Table Image.,Prevent loading of an invalid table. Note that the Inactive Table still contains the table image so that the ground can dump it. -TBL: Activate - Validate - No Validation Function,cTBL6003.1.2,"If a Table Validation Function does not exist for the specified Table, the Table shall be considered valid.",If there is no validation function then assume the table has good data in it (no way to check otherwise). +TBL: Activate - Validate - Failure,cTBL6003.1.1,"If the Inactive Table Image fails validation, the Inactive Table Image shall not be loaded into the Active Table Image.",Prevent loading of an invalid table. Note that the Inactive Table still contains the table image so that the ground can dump it. +TBL: Activate - Validate - No Validation Function,cTBL6003.1.2,"If a Table Validation Function does not exist for the specified Table, the Table shall be considered valid.","If there is no validation function, assume the table has good data in it (no way to check otherwise)." TBL: Write Table Registry To File,cTBL6005,Upon receipt of Command the cFE shall write the contents of the Table Registry to a file.,"The Table Registry will provide a list of the Tables currently registered, their attributes (double or single-buffered, dump-only, etc), a history of what files were last loaded into the Active Table Images, what time the load occurred and whether the image has been modified via Partial Table Load." TBL: Write Table Registry To File - Default File Name,cTBL6005.1,"If a file is not specified, the cFE shall use the `` filename.",Want to provide a default in the event that a user does not want to specify one. TBL: Table Registry Message,cTBL6006,Upon receipt of Command the cFE shall telemeter the contents of the Table Registry associated with a Command specified Table.,"Operations personnel may wish to see the attributes (double or single-buffered, dump-only, etc), a history of what file(s) was/were last loaded into the Active Table Image, what time the load(s) occurred, etc." @@ -419,7 +419,7 @@ TBL: Zero Counters,cTBL6008,"Upon receipt of Command the cFE shall set the follo - Number of successful Table Validations - Number of Unsuccessful Validations - Number of Completed Validations",This command is a common feature in heritage sub-system software design. -TBL: Valid Command Counter,cTBL6009,"Upon receipt of valid command, the cFE shall increment the valid command counter.",The ground needs the capability to verify that the command was received a accepted by the cFE. Details of valid commands are documented in the cFE User's Guide. +TBL: Valid Command Counter,cTBL6009,"Upon receipt of valid command, the cFE shall increment the valid command counter.",The ground needs the capability to verify that the command was received and accepted by the cFE. Details of valid commands are documented in the cFE User's Guide. TBL: Invalid Command Counter,cTBL6010,"Upon receipt of an invalid command, the cFE shall in increment the invalid command counter.",The ground needs an indicator if a command is rejected by the cFE. Details of what makes a command invalid are documented in the cFE User's Guide. TBL: Housekeeping Message,cTBL6011,"Upon receipt of a Message, the cFE shall generate a housekeeping message that includes the following Table Services items: @@ -439,13 +439,13 @@ TBL: Abort Load,cTBL6012,"Upon receipt of Command the cFE shall abort the loadin ","The ground needs a way to clear the inactive buffer of all loads in the event, for example, that erroneous values were loaded to the table by the ground. Note that once a table is activated, it cannot be aborted (significant for double-buffer tables)." TBL: Abort Load - Release Shared Buffer,cTBL6012.1,"If the Table buffering characteristics for the specified Table indicate that it is a Single-buffered Table, then the allocated shared buffer shall be released.",The shared buffer being used for this table load should be placed back into the pool of available shared buffers. TBL: Abort Load - Mark Inactive Buffer Uninitialized,cTBL6012.2,"If the Table buffering characteristics for the specified Table indicate that it is a Double-buffered table, then the inactive buffer shall be marked as uninitialized.",Need to make sure that the table image gets re-initialized with the contents of the active buffer prior to a subsequent load after an abort command is sent (see cTBL6000.4) -TBL: Abort Load - No Loads Pending,cTBL6012.3,The Table Registry shall indicate that there are no loads pending for the specified Table.,Status of the table needs to updated to reflect that. +TBL: Abort Load - No Loads Pending,cTBL6012.3,The Table Registry shall indicate that there are no loads pending for the specified Table.,Maintain current table status in table registry. TBL: Delete CDS,cTBL6013,Upon receipt of a Command the cFE shall delete the requested table CDS data.,CDS management for a table no longer in use. TBL: Delete CDS - Table In Use,cTBL6013.1,If the specified Table is in use the command shall be rejected and an event message generated.,Reject if table is in use. -TBL: Delete CDS - Not Critical Table,cTBL6013.2,If the specified table is not a critical table the command shall be rejected and an event message generated.,Reject when not a critical table. +TBL: Delete CDS - Not Critical Table,cTBL6013.2,"If the specified table is not a critical table, the command shall be rejected and an event message generated.",Reject when not a critical table. TBL: Delete CDS - Already Deleted,cTBL6013.3,If the specified Table CDS has already been deleted the command shall be rejected and an event message generated.,Reject if table CDS has already been deleted. -TBL: Create,cTBL6300,"Upon receipt of Request, the cFE shall create a zero filled Table Image with the Request specified name, size, buffering characteristics (single or double-buffer), dump-only characteristics, criticality and Table Validation Function address.","Supports the cFE's dynamic Application model. Tables will be able to be either single or double-buffered. Double-buffering will allow instantaneous updates from the Application's point of view and will be useful for interrupt service routines, etc. However, double-buffering will consume more memory resources. The Table Validation Function is optionally provided by the Application and is called when a Command to Validate the table is made. Note that a zero filled image will not be created if the Application specifies an address for the dump-only table (see cTBL6300.1)." -TBL: Create - App Supplied Address For Dump Only,cTBL6300.1,The cFE shall allow an Application to specify an address as the one and only buffer for a dump-only Table.,"Heritage code allowed for dump only tables to come from an address instead of a true table. In this case, table services does not allocate any memory for the dump only table. This is referred to an an Application-Defined-Address-Table." +TBL: Create,cTBL6300,"Upon receipt of Request, the cFE shall create a zero filled Table Image with the Request specified name, size, buffering characteristics (single or double-buffer), dump-only characteristics, criticality and Table Validation Function address.","Supports the cFE's dynamic Application model. Tables will be able to be either single or double-buffered. Double buffering will allow instantaneous updates from the Application's point of view and will be useful for interrupt service routines, etc. However, double buffering will consume more memory resources. The Table Validation Function is optionally provided by the Application and is called when a Command to Validate the table is made. Note that a zero filled image will not be created if the Application specifies an address for the dump-only table (see cTBL6300.1)." +TBL: Create - App Supplied Address For Dump Only,cTBL6300.1,The cFE shall allow an Application to specify an address as the one and only buffer for a dump-only Table.,"Heritage code allowed for dump only tables to come from an address instead of a true table. In this case, table services does not allocate any memory for the dump only table. This is referred to an Application-Defined-Address-Table." TBL: Initialize Contents,cTBL6302,"Upon receipt of Request, the cFE shall initialize the contents of the Request specified Table Image with the contents of the Request specified File.",Supports the cFE's dynamic Application model. TBL: Initialize Contents - Greater Than Max Size,cTBL6302.1,"If the Request specified File contains more data than the size of the Request specified Table, the Table Image will not be initialized and an Event Message shall be generated.","If a File contains more data than memory allows, there is a high likelihood that the Application is expecting the data to be in a different format. Additionally, the cFE would not know whether to throw out the last part or the first part of the data." TBL: Initialize Contents - Partial,cTBL6302.2,"If the Request specified File contains less data than the size of the Request specified Table, the first portion of the Table Image will be initialized with the contents of the File and an Event Message shall be generated.",Some tables may allocate more space than is necessary at all times. The Event Message will serve as a warning but not prevent the initialization of the Table. @@ -457,7 +457,7 @@ TBL: Provide Data Address - Lock Contents,cTBL6305.1,"Upon providing a calling A TBL: Provide Data Address - Modified Notification,cTBL6305.2,"If a Table has been modified since the last Table address request, the cFE shall notify the calling Application that the Table has been modified.",An Application may need to know when the contents of a Table have been updated. TBL: Unlock,cTBL6306,"Upon receipt of Request, the cFE shall unlock the contents of the Request specified Table.","The Table Service must wait for an Application to be done with the contents of the Table before considering modifying its contents. This ensures data integrity while the Application accesses the Table contents. More than one Application can access a Table. Therefore, a reference count will be necessary to ensure that all access is complete before a Table can be modified." TBL: Update With Pending Load,cTBL6308,"Upon receipt of Request, the cFE shall update the request specified Table if a load is pending and it is unlocked.",This gives control to the Application as to when the table update occurs. -TB: Update With Pending Load - Locked,cTBL6308.1,"If a Table is locked when an update Request is made, an appropriate error code shall be returned to the calling Application and the update shall not occur.",The Application should be made aware that the table is not being updated because it is locked. +TBL: Update With Pending Load - Locked,cTBL6308.1,"If a Table is locked when an update Request is made, an appropriate error code shall be returned to the calling Application and the update shall not occur.",The Application should be made aware that the table is not being updated because it is locked. TBL: Provide Table Info,cTBL6309,"Upon receipt of Request, the cFE shall provide the following information to the calling Application for the specified Table: - Size of the table @@ -474,8 +474,8 @@ TBL: Provide Data Addresses,cTBL6311,"Upon receipt of Request, the cFE shall pro TBL: Provide Data Addresses - Lock Contents,cTBL6311.1,"Upon providing a calling Application with the addresses of a Tables' data, the cFE shall lock the contents of the Tables to prevent modification.",The Table Service must wait for an Application to be done with the contents of the Table before considering modifying its contents. This ensures data integrity while the Application accesses the Table contents. TBL: Provide Data Addresses - Modified Notification,cTBL6311.2,"If at least one Table has been modified since the last Table addresses request, the cFE shall notify the calling Application that a Table has been modified.","An Application may need to know when the contents of a Tables has been updated; the Application just won't know which one." TBL: Unlocks,cTBL6312,"Upon receipt of Request, the cFE shall unlock the contents of the Request specified Tables.",Applications may need to work with more than one table at a time. -TBL: Validate,cTBL6313,Upon receipt of a Request the cFE shall determine the validity of the contents of either the Active or Inactive Table Image of the requested Table if a validation request is pending.,"Performs table validation if a validation request is pending. This check is nominally performed during table management when validation has been requested, but can performed independent of table management." -TBL: Dump To Buffer,cTBL6314,Upon receipt of a Request the cFE shall dump the requested Table to a buffer if a dump request is pending.,"Performs table dump to a buffer if a dump request is pending. This check is nominally performed during table management when a dump has been requested, but can performed independent of table management." +TBL: Validate,cTBL6313,Upon receipt of a Request the cFE shall determine the validity of the contents of either the Active or Inactive Table Image of the requested Table if a validation request is pending.,Performs table validation if a validation request is pending. This check is nominally performed during table management when validation has been requested but can performed independent of table management. +TBL: Dump To Buffer,cTBL6314,Upon receipt of a Request the cFE shall dump the requested Table to a buffer if a dump request is pending.,Performs table dump to a buffer if a dump request is pending. This check is nominally performed during table management when a dump has been requested but can performed independent of table management. TBL: Modified,cTBL6315,"Upon receipt of a Request, the cFE shall perform the following actions on a Table: - Update critical table data in CDS @@ -490,7 +490,7 @@ TBL: Manage,cTBL6316,"Upon receipt of a Request, the cFE shall perform the follo - Update Table if request pending",Capability to process standard pending requests on a table. TBL: Free Resources On Power On Reset,cTBL6500,Upon a Power-on Reset all Table resources shall be freed.,The Table Service cannot assume the contents of any Table is legitimate after a reset. TBL: Free Resources On Processor Reset,cTBL6501,Upon a Processor Reset all Table resources shall be freed.,The Table Service cannot assume the contents of any Table is legitimate after a reset. -TBL: Free Resources On Processor Reset - Preserve Critical,cTBL6501.1,If the Table is a critical table then the contents of the Table shall be preserved.,Goal of a processor reset is preserve certain data to facilitate recovery. +TBL: Free Resources On Processor Reset - Preserve Critical,cTBL6501.1,If the Table is a critical table then the contents of the Table shall be preserved.,Goal of a processor reset is to preserve certain data to facilitate recovery. TIME: Housekeeping Message,cTIME2000,"Upon receipt of a Message, the cFE shall generate a housekeeping message that includes the following Time Services items: - Time Status @@ -500,23 +500,23 @@ TIME: Housekeeping Message,cTIME2000,"Upon receipt of a Message, the cFE shall g - STCF continuous adjustment value.",Generate housekeeping message for system awareness and management. TIME: NOOP Event,cTIME2001,Upon receipt of Command the cFE shall generate a NO-OP event message.,This command is useful as a general sub-system aliveness test. TIME: Zero Counters,cTIME2002,Upon receipt of Command the cFE shall set to zero all counters reported in Time Services telemetry.,This command is a common feature in heritage sub-system software design. -TIME: Valid Command Counter,cTIME2003,"Upon receipt of valid command, the cFE shall increment the valid command counter.",The ground needs the capability to verify that the command was received and accepted by the cFE. Details of valid commands are documented in the cFE User's Guide. +TIME: Valid Command Counter,cTIME2003,"Upon receipt of valid command, the cFE shall increment the valid command counter.",The ground needs the capability to verify that the command was received and accepted by the cFE. Details of valid commands are documented in the cFE User's Guide. TIME: Invalid Command Counter,cTIME2004,"Upon receipt of an invalid command, the cFE shall in increment the invalid command counter.",The ground needs an indicator if a command is rejected by the cFE. Details of what makes a command invalid are documented in the cFE User's Guide. TIME: Set Leap Seconds,cTIME2005,Upon receipt of Command the cFE shall set the number of Leap Seconds to the Command-specified value.,The decision to introduce a leap second in UTC is the responsibility of the International Earth Rotation Service (IERS). The count of Leap Seconds has been incremented about every 500 days since 1972. It is therefore likely that a mission will need to update. TIME: Set STCF,cTIME2006,Upon receipt of Command the cFE shall set the STCF to the Command specified value.,"The cFE must be provided with the appropriate correlation factor, that when combined with the current MET and Leap Seconds values, will result in current time. Historically this command has been referred to as 'jam loading' time." -TIME: Update STCF Given Current Time,cTIME2007,Upon receipt of Command the cFE shall compute a new value for STCF using the Command-specified value as current time.,"This command provides a useful alternative to setting the STCF explicitly, as the command does not require knowledge of the current MET value. If the default time format is TAI then the new value for STCF is the Command-specified time value less MET." +TIME: Update STCF Given Current Time,cTIME2007,Upon receipt of Command the cFE shall compute a new value for STCF using the Command-specified value as current time.,"This command provides a useful alternative to setting the STCF explicitly, as the command does not require knowledge of the current MET value. If the default time format is TAI, the new value for STCF is the Command-specified time value less MET." TIME: Delta Adjust STCF,cTIME2009,Upon receipt of Command the cFE shall make a continuous 1Hz delta adjustment to the STCF by the Command-specified value.,"Upon receipt of a Command to make a 'continuous' adjustment to the STCF, the cFE shall adjust the STCF each second by the Command-specified value. The commanded value is signed so a positive or negative adjustment may be made." -TIME: Switch Tone Signal Source,cTIME2010,Upon receipt of Command the cFE shall switch to the Command-specified Tone Signal source.,"The behavior of this command is hardware specific, but provides the capability to command Tone Signal source selection if implemented at the hardware level." +TIME: Switch Tone Signal Source,cTIME2010,Upon receipt of Command the cFE shall switch to the Command-specified Tone Signal source.,The behavior of this command is hardware specific but provides the capability to command Tone Signal source selection if implemented at the hardware level. TIME: Diagnostic Message,cTIME2011,Upon receipt of Command the cFE shall generate a Software Bus message that includes time diagnostic information.,"When testing or debugging the time application, more details about time services are required." TIME: External Time Update Mode,cTIME2012,"Upon receipt of Command the cFE Time Services shall set the External Time Update Mode to the specified value, either use or ignore Tone Signal and Data when updating time.",Historically referred to as forced flywheeling. This provides an easy way to test local time calculations and compare against external time or force internal timekeeping operationally. -TIME: External Time Update Mode - Ignore Updates,cTIME2012.1,The cFE shall propagate time internally when set to ignore external time updates.,"Ignore external time updates and update time internally when configured to do so. Will still accept Tone Signal and Data, but won't update timekeeping based on the externally provided timing information." +TIME: External Time Update Mode - Ignore Updates,cTIME2012.1,The cFE shall propagate time internally when set to ignore external time updates.,Ignore external time updates and update time internally when configured to do so. Will still accept Tone Signal and Data but won't update timekeeping based on the externally provided timing information. TIME: External Time Update Mode - Use Updates,cTIME2012.2,The cFE shall update timekeeping when a Tone Signal and Data pair have been received when set to use external time updates.,"Use external time updates to update timekeeping values when configured to do so. Timekeeping in this context is intentionally vague since it depends on system mode, configuration and hardware implementation. This requirement just covers using the external data, not how exactly it is used." -TIME: Add To SCTF,cTIME2013,Upon receipt of Command the cFE shall add the Command specified value to SCTF.,One time (aka jump) value added to SCTF supports time adjustment for time servers or time clients that are set to ignore external Tone updates. -TIME: Subtract From SCTF,cTIME2014,Upon receipt of Command the cFE shall subtract the Command specified value from SCTF.,One time (aka jump) value subtracted from SCTF supports time adjustment for time servers or time clients that are set to ignore external Tone updates. +TIME: Add To SCTF,cTIME2013,Upon receipt of Command the cFE shall add the Command specified value to SCTF.,One-time (aka jump) value added to SCTF supports time adjustment for time servers or time clients that are set to ignore external Tone updates. +TIME: Subtract From SCTF,cTIME2014,Upon receipt of Command the cFE shall subtract the Command specified value from SCTF.,One-time (aka jump) value subtracted from SCTF supports time adjustment for time servers or time clients that are set to ignore external Tone updates. TIME: Tone Data Send,cTIME2015,"Upon receipt of a Message, the cFE shall generate a message that contains Tone Data.",Enables scheduler or another app to schedule time at tone data messages. TIME: Tone Data Update,cTIME2016,"Upon receipt of a Message, the cFE shall update timekeeping if a paired Tone Signal has been received.","Once a Tone Data and Signal pair are received, timekeeping will be updated if External Data Use is enabled. Paired statement allows for time is or time was configuration (Data before or after Signal)." TIME: Tone Signal Update,cTIME2017,"Upon receipt of a Message, the cFE shall update timekeeping if paired Tone Data has been received.","Once a Tone Data and Signal pair are received, timekeeping will be updated if External Data Use is enabled. Paired statement allows for time is or time was configuration (Data before or after Signal)." -TIME: Trigger 1Hz Cycle Processing,cTIME2018,"Upon receipt of a Message, the cFE shall trigger the 1 Hz processing cycle.","Allows message triggered 1 Hz processing to support synchronization. Actually processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." +TIME: Trigger 1Hz Cycle Processing,cTIME2018,"Upon receipt of a Message, the cFE shall trigger the 1 Hz processing cycle.","Allows message triggered 1 Hz processing to support synchronization. Processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." TIME: Set MET,cTIME2019,"Upon receipt of a Command, the cFE shall update MET with the provided value.","Hardware and configuration dependent command allows the capability to set MET if it is supported. If not utilizing a virtual MET, the hardware will reject the command if not supported." TIME: Add to Source Time,cTIME2020,"Upon receipt of a Command, the cFE shall adjust timekeeping by adding the provided delta time.","Capability to adjust timekeeping independent of Tone and SCTF. Used to tune a system given Tone, 1Hz, or MET external dependencies. Timekeeping here remains abstract since it's dependent on configuration and mode governed by other requirements. Delta time persists until removed (independent of other external updates)." TIME: Subtract From Source Time,cTIME2021,"Upon receipt of a Command, the cFE shall adjust timekeeping by subtracting the provided delta time.","Capability to adjust timekeeping independent of Tone and SCTF. Used to tune a system given Tone, 1Hz, or MET external dependencies. Timekeeping here remains abstract since it's dependent on configuration and mode governed by other requirements. Delta time persists until removed (independent of other external updates)." @@ -542,8 +542,8 @@ TIME: Register Synchronization Callback,cTIME2318,"Upon receipt of a Request, th TIME: Unregister Synchronization Callback,cTIME2319,"Upon receipt of a Request, the cFE shall unregister the requested function for callback upon receipt of Tone Signal.",Manage synchronization of calls at receipt of Tone Signal. TIME: Get Clock State Flags,cTIME2320,"Upon receipt of a Request, the cFE shall provide the clock state flags.",Provides clock state converted to flag values. TIME: Convert MET to Spacecraft Time,cTIME2321,"Upon receipt of a Request, the cFE shall convert the provided MET to spacecraft time.",Converts the provided MET to spacecraft time based on current configuration of the system. -TIME: Trigger 1Hz Cycle Processing,cTIME2322,"Upon receipt of a Request, the cFE shall trigger the 1 Hz processing cycle.","Allows API triggered 1 Hz processing to support synchronization. Actually processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." -TIME: Trigger Tone Signal Processing,cTIME2323,"Upon receipt of a Request, the cFE shall trigger the Tone Signal processing cycle.","Allows API triggered Tone Signal processing to support synchronization. Actually processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." +TIME: Trigger 1Hz Cycle Processing,cTIME2322,"Upon receipt of a Request, the cFE shall trigger the 1 Hz processing cycle.","Allows API triggered 1 Hz processing to support synchronization. Processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." +TIME: Trigger Tone Signal Processing,cTIME2323,"Upon receipt of a Request, the cFE shall trigger the Tone Signal processing cycle.","Allows API triggered Tone Signal processing to support synchronization. Processing depends on configuration such as registered synchronization callbacks, virtualized MET, etc so it's left as generic language in this requirement." TIME: Power On Reset Default Values,cTIME2500,"Upon a Power-on Reset the cFE shall set the following time elements to their `` default values: - Time Status Data @@ -555,7 +555,7 @@ TIME: Processor Reset CDS Values,cTIME2501,"Upon a Processor Reset the cFE shall - STCF - Leap Seconds","Time is a critical system resource and every effort should be made to preserve it. Following a processor reset, the presumption is that the MET h/w register is unaffected and that previously 'good' values for STCF and Leap Seconds can still be used to correct." TIME: Processor Reset Verify CDS,cTIME2502,Upon a Processor Reset the cFE shall verify the Critical Data Store used to store time values.,"Verification of potentially damaged stored data is a standard practice. Note that because time can be any value, verification potentially involves using a pattern." -TIME: Processor Reset Verify CDS - Initialize On Failure,cTIME2502.1,"If the critical data store is not valid, all of the time elements shall be initialized in the same fashion as following a power-on reset.",If the CDS can't be trusted then need to initialize to default values. +TIME: Processor Reset Verify CDS - Initialize On Failure,cTIME2502.1,"If the critical data store is not valid, all of the time elements shall be initialized in the same fashion as following a power-on reset.","If the CDS can't be trusted, initialize to default values." TIME: CDS Elements,cTIME2700,"During normal operation, the cFE shall preserve the following time elements in the `` Critical Data Store: - Time Status Data