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 /* SPDX-License-Identifier: BSD-2-Clause */
 
 /**
  * @file
  *
  * @ingroup ScoreMtxReqSeizeWait
  */
 
 /*
  * Copyright (C) 2021 embedded brains GmbH & Co. KG
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
 /*
  * This file is part of the RTEMS quality process and was automatically
  * generated.  If you find something that needs to be fixed or
  * worded better please post a report or patch to an RTEMS mailing list
  * or raise a bug report:
  *
  * https://www.rtems.org/bugs.html
  *
  * For information on updating and regenerating please refer to the How-To
  * section in the Software Requirements Engineering chapter of the
  * RTEMS Software Engineering manual.  The manual is provided as a part of
  * a release.  For development sources please refer to the online
  * documentation at:
  *
  * https://docs.rtems.org
  */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #include "tr-mtx-seize-wait.h"
 #include "tr-tq-enqueue-ceiling.h"
 #include "tr-tq-enqueue-deadlock.h"
 #include "tr-tq-enqueue-fifo.h"
 #include "tr-tq-enqueue-priority-inherit.h"
 #include "tr-tq-enqueue-priority.h"
 
 #include <rtems/test.h>
 
 /**
  * @defgroup ScoreMtxReqSeizeWait spec:/score/mtx/req/seize-wait
  *
  * @ingroup TestsuitesValidationNoClock0
  *
  * @{
  */
 
 typedef struct {
   uint32_t Skip : 1;
   uint32_t Pre_Protocol_NA : 1;
   uint32_t Pre_Discipline_NA : 1;
   uint32_t Pre_DeadlockResult_NA : 1;
   uint32_t Pre_Recursive_NA : 1;
   uint32_t Pre_Owner_NA : 1;
   uint32_t Pre_Priority_NA : 1;
   uint32_t Post_Status : 3;
   uint32_t Post_Enqueued : 3;
   uint32_t Post_Owner : 2;
   uint32_t Post_Priority : 2;
 } ScoreMtxReqSeizeWait_Entry;
 
 /**
  * @brief Test context for spec:/score/mtx/req/seize-wait test case.
  */
 typedef struct {
   /**
    * @brief If this member is true, then the calling thread shall be the owner
    *   of the mutex.
    */
   bool owner_caller;
 
   /**
    * @brief If this member is true, then a thread other than the calling thread
    *   shall be the owner of the mutex.
    */
   bool owner_other;
 
   /**
    * @brief If this member is true, then a deadlock shall occur.
    */
   bool deadlock;
 
   /**
    * @brief This member contains the current priority of the calling thread
    *   before the directive call.
    */
   rtems_task_priority priority_before;
 
   /**
    * @brief This member contains the owner of the mutex after the directive
    *   call.
    */
   const rtems_tcb *owner_after;
 
   /**
    * @brief This member contains the current priority of the calling thread
    *   after the directive call.
    */
   rtems_task_priority priority_after;
 
   /**
    * @brief This member contains a copy of the corresponding
    *   ScoreMtxReqSeizeWait_Run() parameter.
    */
   TQMtxContext *tq_ctx;
 
   struct {
     /**
      * @brief This member defines the pre-condition indices for the next
      *   action.
      */
     size_t pci[ 6 ];
 
     /**
      * @brief This member defines the pre-condition states for the next action.
      */
     size_t pcs[ 6 ];
 
     /**
      * @brief If this member is true, then the test action loop is executed.
      */
     bool in_action_loop;
 
     /**
      * @brief This member contains the next transition map index.
      */
     size_t index;
 
     /**
      * @brief This member contains the current transition map entry.
      */
     ScoreMtxReqSeizeWait_Entry entry;
 
     /**
      * @brief If this member is true, then the current transition variant
      *   should be skipped.
      */
     bool skip;
   } Map;
 } ScoreMtxReqSeizeWait_Context;
 
 static ScoreMtxReqSeizeWait_Context
   ScoreMtxReqSeizeWait_Instance;
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_Protocol[] = {
   "None",
   "Inherit",
   "Ceiling",
   "MrsP",
   "NA"
 };
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_Discipline[] = {
   "FIFO",
   "Priority",
   "NA"
 };
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_DeadlockResult[] = {
   "Status",
   "Fatal",
   "NA"
 };
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_Recursive[] = {
   "Allowed",
   "Deadlock",
   "NA"
 };
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_Owner[] = {
   "None",
   "Caller",
   "Other",
   "Deadlock",
   "NA"
 };
 
 static const char * const ScoreMtxReqSeizeWait_PreDesc_Priority[] = {
   "High",
   "Equal",
   "Low",
   "NA"
 };
 
 static const char * const * const ScoreMtxReqSeizeWait_PreDesc[] = {
   ScoreMtxReqSeizeWait_PreDesc_Protocol,
   ScoreMtxReqSeizeWait_PreDesc_Discipline,
   ScoreMtxReqSeizeWait_PreDesc_DeadlockResult,
   ScoreMtxReqSeizeWait_PreDesc_Recursive,
   ScoreMtxReqSeizeWait_PreDesc_Owner,
   ScoreMtxReqSeizeWait_PreDesc_Priority,
   NULL
 };
 
 #if defined(RTEMS_SMP)
 #include "tr-tq-enqueue-mrsp.h"
 #endif
 
 typedef ScoreMtxReqSeizeWait_Context Context;
 
 static Status_Control Status( const Context *ctx, Status_Control status )
 {
   return TQConvertStatus( &ctx->tq_ctx->base, status );
 }
 
 static bool IsEnqueueStatus( const Context *ctx, Status_Control expected )
 {
   return ctx->tq_ctx->base.status[ TQ_BLOCKER_A ] == Status( ctx, expected );
 }
 
 static void Action( Context *ctx )
 {
   TQEvent enqueue;
 
   TQSetScheduler(
     &ctx->tq_ctx->base,
     TQ_BLOCKER_A,
     SCHEDULER_A_ID,
     PRIO_VERY_HIGH
   );
 
   if ( ctx->owner_caller ) {
     TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_A, TQ_EVENT_ENQUEUE );
   } else if ( ctx->owner_other ) {
     if ( ctx->deadlock ) {
       TQSend(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_A,
         TQ_EVENT_MUTEX_NO_PROTOCOL_OBTAIN
       );
     }
 
     TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_B, TQ_EVENT_ENQUEUE );
 
     if ( ctx->deadlock ) {
       TQSend(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_B,
         TQ_EVENT_MUTEX_NO_PROTOCOL_OBTAIN
       );
     }
   }
 
   TQSetPriority( &ctx->tq_ctx->base, TQ_BLOCKER_A, ctx->priority_before );
 
   if ( ctx->tq_ctx->base.deadlock == TQ_DEADLOCK_FATAL ) {
     enqueue = TQ_EVENT_ENQUEUE_FATAL;
   } else {
     enqueue = TQ_EVENT_ENQUEUE;
   }
 
   TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_A, enqueue );
   ctx->owner_after = TQGetOwner( &ctx->tq_ctx->base );
   ctx->priority_after = TQGetPriority( &ctx->tq_ctx->base, TQ_BLOCKER_A );
 
   if ( ctx->owner_caller ) {
     TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_A, TQ_EVENT_SURRENDER );
   } else if ( ctx->owner_other ) {
     if ( ctx->deadlock ) {
       TQSend(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_A,
         TQ_EVENT_MUTEX_NO_PROTOCOL_RELEASE
       );
     }
 
     TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_B, TQ_EVENT_SURRENDER );
 
     if ( ctx->deadlock ) {
       TQSend(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_B,
         TQ_EVENT_MUTEX_NO_PROTOCOL_RELEASE
       );
     }
   }
 
   if ( IsEnqueueStatus( ctx, STATUS_SUCCESSFUL ) ) {
     TQSend( &ctx->tq_ctx->base, TQ_BLOCKER_A, TQ_EVENT_SURRENDER );
   }
 }
 
 static void ActionSticky( Context *ctx )
 {
   TQSetScheduler(
     &ctx->tq_ctx->base,
     TQ_BLOCKER_A,
     SCHEDULER_B_ID,
     PRIO_VERY_HIGH
   );
 
   if ( ctx->owner_caller ) {
     TQSendAndSynchronizeRunner(
       &ctx->tq_ctx->base,
       TQ_BLOCKER_A,
       TQ_EVENT_ENQUEUE
     );
   } else if ( ctx->owner_other ) {
     if ( ctx->deadlock ) {
       TQSendAndSynchronizeRunner(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_A,
         TQ_EVENT_MUTEX_NO_PROTOCOL_OBTAIN
       );
     }
 
     SetSelfScheduler( SCHEDULER_B_ID, PRIO_ULTRA_HIGH );
     TQSendAndSynchronizeRunner(
       &ctx->tq_ctx->base,
       TQ_BLOCKER_B,
       TQ_EVENT_ENQUEUE
     );
 
     if ( ctx->deadlock ) {
       TQSendAndWaitForExecutionStop(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_B,
         TQ_EVENT_MUTEX_NO_PROTOCOL_OBTAIN
       );
     }
 
     SetSelfScheduler( SCHEDULER_A_ID, PRIO_ULTRA_HIGH );
   }
 
   TQSetPriority( &ctx->tq_ctx->base, TQ_BLOCKER_A, ctx->priority_before );
   TQClearDone( &ctx->tq_ctx->base, TQ_BLOCKER_A );
   TQSendAndWaitForExecutionStopOrIntendToBlock(
     &ctx->tq_ctx->base,
     TQ_BLOCKER_A,
     TQ_EVENT_ENQUEUE
   );
   ctx->owner_after = TQGetOwner( &ctx->tq_ctx->base );
   ctx->priority_after = TQGetPriority( &ctx->tq_ctx->base, TQ_BLOCKER_A );
 
   if ( ctx->owner_caller ) {
     TQSendAndSynchronizeRunner(
       &ctx->tq_ctx->base,
       TQ_BLOCKER_A,
       TQ_EVENT_SURRENDER
     );
   } else if ( ctx->owner_other ) {
     if ( ctx->deadlock ) {
       TQSendAndSynchronizeRunner(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_A,
         TQ_EVENT_MUTEX_NO_PROTOCOL_RELEASE
       );
     }
 
     SetSelfScheduler( SCHEDULER_B_ID, PRIO_ULTRA_HIGH );
     TQSendAndSynchronizeRunner(
       &ctx->tq_ctx->base,
       TQ_BLOCKER_B,
       TQ_EVENT_SURRENDER
     );
 
     if ( ctx->deadlock ) {
       TQSendAndSynchronizeRunner(
         &ctx->tq_ctx->base,
         TQ_BLOCKER_B,
         TQ_EVENT_MUTEX_NO_PROTOCOL_RELEASE
       );
     }
 
     SetSelfScheduler( SCHEDULER_A_ID, PRIO_NORMAL );
   }
 
   TQWaitForDone( &ctx->tq_ctx->base, TQ_BLOCKER_A );
 
   if ( IsEnqueueStatus( ctx, STATUS_SUCCESSFUL ) ) {
     TQSendAndSynchronizeRunner(
       &ctx->tq_ctx->base,
       TQ_BLOCKER_A,
       TQ_EVENT_SURRENDER
     );
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_Protocol_Prepare(
   ScoreMtxReqSeizeWait_Context     *ctx,
   ScoreMtxReqSeizeWait_Pre_Protocol state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_Protocol_None: {
       /*
        * Where the mutex does not use a locking protocol.
        */
       if ( ctx->tq_ctx->protocol != TQ_MTX_NO_PROTOCOL ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Protocol_Inherit: {
       /*
        * Where the mutex uses the priority inheritance locking protocol.
        */
       if ( ctx->tq_ctx->protocol != TQ_MTX_PRIORITY_INHERIT ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Protocol_Ceiling: {
       /*
        * Where the mutex uses the priority ceiling locking protocol.
        */
       if ( ctx->tq_ctx->protocol != TQ_MTX_PRIORITY_CEILING ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Protocol_MrsP: {
       /*
        * Where the mutex uses the MrsP locking protocol.
        */
       if ( ctx->tq_ctx->protocol != TQ_MTX_MRSP ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Protocol_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_Discipline_Prepare(
   ScoreMtxReqSeizeWait_Context       *ctx,
   ScoreMtxReqSeizeWait_Pre_Discipline state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_Discipline_FIFO: {
       /*
        * Where the thread queue of the mutex uses the FIFO discipline.
        */
       if ( ctx->tq_ctx->base.discipline != TQ_FIFO ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Discipline_Priority: {
       /*
        * Where the thread queue of the mutex uses the priority discipline.
        */
       if ( ctx->tq_ctx->base.discipline != TQ_PRIORITY ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Discipline_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_DeadlockResult_Prepare(
   ScoreMtxReqSeizeWait_Context           *ctx,
   ScoreMtxReqSeizeWait_Pre_DeadlockResult state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_DeadlockResult_Status: {
       /*
        * Where a detected deadlock results in a return with a status code.
        */
       if ( ctx->tq_ctx->base.deadlock != TQ_DEADLOCK_STATUS ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_DeadlockResult_Fatal: {
       /*
        * Where a detected deadlock results in a fatal error.
        */
       if ( ctx->tq_ctx->base.deadlock != TQ_DEADLOCK_FATAL ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_DeadlockResult_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_Recursive_Prepare(
   ScoreMtxReqSeizeWait_Context      *ctx,
   ScoreMtxReqSeizeWait_Pre_Recursive state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_Recursive_Allowed: {
       /*
        * Where a recursive seize of the mutex is allowed.
        */
       if ( ctx->tq_ctx->recursive != TQ_MTX_RECURSIVE_ALLOWED ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Recursive_Deadlock: {
       /*
        * Where a recursive seize of the mutex results in a deadlock.
        */
       if ( ctx->tq_ctx->recursive != TQ_MTX_RECURSIVE_DEADLOCK ) {
         ctx->Map.skip = true;
       }
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Recursive_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_Owner_Prepare(
   ScoreMtxReqSeizeWait_Context  *ctx,
   ScoreMtxReqSeizeWait_Pre_Owner state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_Owner_None: {
       /*
        * While the mutex has no owner.
        */
       /* This is the default */
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Owner_Caller: {
       /*
        * While the owner of the mutex is the calling thread.
        */
       ctx->owner_caller = true;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Owner_Other: {
       /*
        * While the owner of the mutex is a thread other than the calling
        * thread.
        */
       ctx->owner_other = true;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Owner_Deadlock: {
       /*
        * While the attempt to seize the mutex results in a deadlock.
        */
       ctx->owner_other = true;
       ctx->deadlock = true;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Owner_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Pre_Priority_Prepare(
   ScoreMtxReqSeizeWait_Context     *ctx,
   ScoreMtxReqSeizeWait_Pre_Priority state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Pre_Priority_High: {
       /*
        * While the calling thread has a current priority higher than the
        * priority ceiling.
        */
       ctx->priority_before = ctx->tq_ctx->priority_ceiling - 1;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Priority_Equal: {
       /*
        * While the calling thread has a current priority equal to the priority
        * ceiling.
        */
       ctx->priority_before = ctx->tq_ctx->priority_ceiling;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Priority_Low: {
       /*
        * While the calling thread has a current priority lower than the
        * priority ceiling.
        */
       ctx->priority_before = ctx->tq_ctx->priority_ceiling + 1;
       break;
     }
 
     case ScoreMtxReqSeizeWait_Pre_Priority_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Post_Status_Check(
   ScoreMtxReqSeizeWait_Context    *ctx,
   ScoreMtxReqSeizeWait_Post_Status state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Post_Status_Ok: {
       /*
        * The return status of the directive call shall be derived from
        * STATUS_SUCCESSFUL.
        */
       T_true( IsEnqueueStatus( ctx, STATUS_SUCCESSFUL ) );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Status_MutexCeilingViolated: {
       /*
        * The return status of the directive call shall be derived from
        * STATUS_MUTEX_CEILING_VIOLATED.
        */
       T_true( IsEnqueueStatus( ctx, STATUS_MUTEX_CEILING_VIOLATED ) );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Status_DeadlockStatus: {
       /*
        * The return status of the directive call shall be derived from
        * STATUS_DEADLOCK.
        */
       T_true( IsEnqueueStatus( ctx, STATUS_DEADLOCK ) );
       ScoreTqReqEnqueueDeadlock_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Status_DeadlockFatal: {
       /*
        * The system shall terminate with the INTERNAL_ERROR_CORE fatal source
        * and the INTERNAL_ERROR_THREAD_QUEUE_DEADLOCK fatal code.
        */
       T_eq_int( ctx->tq_ctx->base.status[ TQ_BLOCKER_A ], STATUS_DEADLOCK );
       ScoreTqReqEnqueueDeadlock_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Status_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Post_Enqueued_Check(
   ScoreMtxReqSeizeWait_Context      *ctx,
   ScoreMtxReqSeizeWait_Post_Enqueued state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Post_Enqueued_No: {
       /*
        * The calling thread shall not be enqueued on the thread queue of the
        * mutex.
        */
       /* The test runner would block if the worker is enqueued */
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_FIFO: {
       /*
        * The calling thread shall be enqueued in FIFO order.
        */
       ScoreTqReqEnqueueFifo_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_Priority: {
       /*
        * The calling thread shall be enqueued in priority order.
        */
       ScoreTqReqEnqueuePriority_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_PriorityInherit: {
       /*
        * The calling thread shall be enqueued in priority order with priority
        * inheritance.
        */
       ScoreTqReqEnqueuePriorityInherit_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_PriorityCeiling: {
       /*
        * The calling thread shall be enqueued in priority order according to
        * the priority ceiling locking protocol.
        */
       ScoreTqReqEnqueueCeiling_Run( &ctx->tq_ctx->base );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_PriorityMrsP: {
       /*
        * The calling thread shall be enqueued in priority order according to
        * the MrsP locking protocol.
        */
       #if defined(RTEMS_SMP)
       ScoreTqReqEnqueueMrsp_Run( &ctx->tq_ctx->base );
       #else
       T_unreachable();
       #endif
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Enqueued_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Post_Owner_Check(
   ScoreMtxReqSeizeWait_Context   *ctx,
   ScoreMtxReqSeizeWait_Post_Owner state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Post_Owner_Other: {
       /*
        * The owner of the mutex shall not be modified.
        */
       T_eq_ptr(
         ctx->owner_after,
         ctx->tq_ctx->base.worker_tcb[ TQ_BLOCKER_B ]
       );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Owner_Caller: {
       /*
        * The owner of the mutex shall be the calling thread.
        */
       T_eq_ptr(
         ctx->owner_after,
         ctx->tq_ctx->base.worker_tcb[ TQ_BLOCKER_A ]
       );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Owner_None: {
       /*
        * The mutex shall have no owner.
        */
       T_null( ctx->owner_after );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Owner_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Post_Priority_Check(
   ScoreMtxReqSeizeWait_Context      *ctx,
   ScoreMtxReqSeizeWait_Post_Priority state
 )
 {
   switch ( state ) {
     case ScoreMtxReqSeizeWait_Post_Priority_Nop: {
       /*
        * The priorities of the calling thread shall not be modified.
        */
       T_eq_u32( ctx->priority_after, ctx->priority_before );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Priority_Ceiling: {
       /*
        * The calling thread shall use the priority ceiling of the mutex.
        */
       T_eq_u32( ctx->priority_after, ctx->tq_ctx->priority_ceiling );
       break;
     }
 
     case ScoreMtxReqSeizeWait_Post_Priority_NA:
       break;
   }
 }
 
 static void ScoreMtxReqSeizeWait_Prepare( ScoreMtxReqSeizeWait_Context *ctx )
 {
   ctx->owner_caller = false;
   ctx->owner_other = false;
   ctx->deadlock = false;
   ctx->priority_before = PRIO_VERY_HIGH;
 }
 
 static void ScoreMtxReqSeizeWait_Action( ScoreMtxReqSeizeWait_Context *ctx )
 {
   TQSetScheduler(
     &ctx->tq_ctx->base,
     TQ_BLOCKER_B,
     SCHEDULER_A_ID,
     PRIO_VERY_HIGH
   );
 
   if ( ctx->tq_ctx->base.enqueue_variant == TQ_ENQUEUE_STICKY ) {
     ActionSticky( ctx );
   } else {
     Action( ctx );
   }
 }
 
 static const ScoreMtxReqSeizeWait_Entry
 ScoreMtxReqSeizeWait_Entries[] = {
   { 1, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_NA, ScoreMtxReqSeizeWait_Post_Owner_NA,
     ScoreMtxReqSeizeWait_Post_Priority_NA },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_Ok,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_DeadlockStatus,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_DeadlockFatal,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_Ok,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Ceiling },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_FIFO,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_Priority,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_PriorityInherit,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_PriorityCeiling,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_DeadlockStatus,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_DeadlockFatal,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_DeadlockStatus,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 1, ScoreMtxReqSeizeWait_Post_Status_DeadlockFatal,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_MutexCeilingViolated,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_None,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_Ok,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 1, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_NA, ScoreMtxReqSeizeWait_Post_Owner_NA,
     ScoreMtxReqSeizeWait_Post_Priority_NA },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_MutexCeilingViolated,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_NA,
     ScoreMtxReqSeizeWait_Post_Enqueued_PriorityMrsP,
     ScoreMtxReqSeizeWait_Post_Owner_Other,
     ScoreMtxReqSeizeWait_Post_Priority_Ceiling },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_DeadlockStatus,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop },
   { 0, 0, 0, 0, 0, 0, 0, ScoreMtxReqSeizeWait_Post_Status_DeadlockFatal,
     ScoreMtxReqSeizeWait_Post_Enqueued_No,
     ScoreMtxReqSeizeWait_Post_Owner_Caller,
     ScoreMtxReqSeizeWait_Post_Priority_Nop }
 };
 
 static const uint8_t
 ScoreMtxReqSeizeWait_Map[] = {
   1, 1, 1, 1, 1, 1, 5, 5, 5, 2, 2, 2, 1, 1, 1, 11, 11, 11, 5, 5, 5, 2, 2, 2, 1,
   1, 1, 1, 1, 1, 5, 5, 5, 3, 3, 3, 1, 1, 1, 12, 12, 12, 5, 5, 5, 3, 3, 3, 1, 1,
   1, 1, 1, 1, 6, 6, 6, 2, 2, 2, 1, 1, 1, 11, 11, 11, 6, 6, 6, 2, 2, 2, 1, 1, 1,
   1, 1, 1, 6, 6, 6, 3, 3, 3, 1, 1, 1, 12, 12, 12, 6, 6, 6, 3, 3, 3, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 7, 7,
   7, 2, 2, 2, 1, 1, 1, 11, 11, 11, 7, 7, 7, 2, 2, 2, 1, 1, 1, 1, 1, 1, 7, 7, 7,
   3, 3, 3, 1, 1, 1, 12, 12, 12, 7, 7, 7, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 4, 4, 14, 14, 15, 8, 8, 8, 9, 9, 9,
   13, 4, 4, 18, 18, 15, 8, 8, 8, 9, 9, 9, 13, 4, 4, 14, 14, 15, 8, 8, 8, 10,
   10, 10, 13, 4, 4, 19, 19, 15, 8, 8, 8, 10, 10, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 13, 4, 4, 14, 14, 15, 16, 17, 17, 16,
   9, 9, 13, 4, 4, 18, 18, 15, 16, 17, 17, 16, 9, 9, 13, 4, 4, 14, 14, 15, 16,
   17, 17, 16, 10, 10, 13, 4, 4, 19, 19, 15, 16, 17, 17, 16, 10, 10
 };
 
 static size_t ScoreMtxReqSeizeWait_Scope( void *arg, char *buf, size_t n )
 {
   ScoreMtxReqSeizeWait_Context *ctx;
 
   ctx = arg;
 
   if ( ctx->Map.in_action_loop ) {
     return T_get_scope( ScoreMtxReqSeizeWait_PreDesc, buf, n, ctx->Map.pcs );
   }
 
   return 0;
 }
 
 static T_fixture ScoreMtxReqSeizeWait_Fixture = {
   .setup = NULL,
   .stop = NULL,
   .teardown = NULL,
   .scope = ScoreMtxReqSeizeWait_Scope,
   .initial_context = &ScoreMtxReqSeizeWait_Instance
 };
 
 static const uint8_t ScoreMtxReqSeizeWait_Weights[] = {
   96, 48, 24, 12, 3, 1
 };
 
 static void ScoreMtxReqSeizeWait_Skip(
   ScoreMtxReqSeizeWait_Context *ctx,
   size_t                        index
 )
 {
   switch ( index + 1 ) {
     case 1:
       ctx->Map.pci[ 1 ] = ScoreMtxReqSeizeWait_Pre_Discipline_NA - 1;
       /* Fall through */
     case 2:
       ctx->Map.pci[ 2 ] = ScoreMtxReqSeizeWait_Pre_DeadlockResult_NA - 1;
       /* Fall through */
     case 3:
       ctx->Map.pci[ 3 ] = ScoreMtxReqSeizeWait_Pre_Recursive_NA - 1;
       /* Fall through */
     case 4:
       ctx->Map.pci[ 4 ] = ScoreMtxReqSeizeWait_Pre_Owner_NA - 1;
       /* Fall through */
     case 5:
       ctx->Map.pci[ 5 ] = ScoreMtxReqSeizeWait_Pre_Priority_NA - 1;
       break;
   }
 }
 
 static inline ScoreMtxReqSeizeWait_Entry ScoreMtxReqSeizeWait_PopEntry(
   ScoreMtxReqSeizeWait_Context *ctx
 )
 {
   size_t index;
 
   if ( ctx->Map.skip ) {
     size_t i;
 
     ctx->Map.skip = false;
     index = 0;
 
     for ( i = 0; i < 6; ++i ) {
       index += ScoreMtxReqSeizeWait_Weights[ i ] * ctx->Map.pci[ i ];
     }
   } else {
     index = ctx->Map.index;
   }
 
   ctx->Map.index = index + 1;
 
   return ScoreMtxReqSeizeWait_Entries[
     ScoreMtxReqSeizeWait_Map[ index ]
   ];
 }
 
 static void ScoreMtxReqSeizeWait_SetPreConditionStates(
   ScoreMtxReqSeizeWait_Context *ctx
 )
 {
   ctx->Map.pcs[ 0 ] = ctx->Map.pci[ 0 ];
   ctx->Map.pcs[ 1 ] = ctx->Map.pci[ 1 ];
   ctx->Map.pcs[ 2 ] = ctx->Map.pci[ 2 ];
   ctx->Map.pcs[ 3 ] = ctx->Map.pci[ 3 ];
   ctx->Map.pcs[ 4 ] = ctx->Map.pci[ 4 ];
 
   if ( ctx->Map.entry.Pre_Priority_NA ) {
     ctx->Map.pcs[ 5 ] = ScoreMtxReqSeizeWait_Pre_Priority_NA;
   } else {
     ctx->Map.pcs[ 5 ] = ctx->Map.pci[ 5 ];
   }
 }
 
 static void ScoreMtxReqSeizeWait_TestVariant(
   ScoreMtxReqSeizeWait_Context *ctx
 )
 {
   ScoreMtxReqSeizeWait_Pre_Protocol_Prepare( ctx, ctx->Map.pcs[ 0 ] );
 
   if ( ctx->Map.skip ) {
     ScoreMtxReqSeizeWait_Skip( ctx, 0 );
     return;
   }
 
   ScoreMtxReqSeizeWait_Pre_Discipline_Prepare( ctx, ctx->Map.pcs[ 1 ] );
 
   if ( ctx->Map.skip ) {
     ScoreMtxReqSeizeWait_Skip( ctx, 1 );
     return;
   }
 
   ScoreMtxReqSeizeWait_Pre_DeadlockResult_Prepare( ctx, ctx->Map.pcs[ 2 ] );
 
   if ( ctx->Map.skip ) {
     ScoreMtxReqSeizeWait_Skip( ctx, 2 );
     return;
   }
 
   ScoreMtxReqSeizeWait_Pre_Recursive_Prepare( ctx, ctx->Map.pcs[ 3 ] );
 
   if ( ctx->Map.skip ) {
     ScoreMtxReqSeizeWait_Skip( ctx, 3 );
     return;
   }
 
   ScoreMtxReqSeizeWait_Pre_Owner_Prepare( ctx, ctx->Map.pcs[ 4 ] );
   ScoreMtxReqSeizeWait_Pre_Priority_Prepare( ctx, ctx->Map.pcs[ 5 ] );
   ScoreMtxReqSeizeWait_Action( ctx );
   ScoreMtxReqSeizeWait_Post_Status_Check( ctx, ctx->Map.entry.Post_Status );
   ScoreMtxReqSeizeWait_Post_Enqueued_Check(
     ctx,
     ctx->Map.entry.Post_Enqueued
   );
   ScoreMtxReqSeizeWait_Post_Owner_Check( ctx, ctx->Map.entry.Post_Owner );
   ScoreMtxReqSeizeWait_Post_Priority_Check(
     ctx,
     ctx->Map.entry.Post_Priority
   );
 }
 
 static T_fixture_node ScoreMtxReqSeizeWait_Node;
 
 static T_remark ScoreMtxReqSeizeWait_Remark = {
   .next = NULL,
   .remark = "ScoreMtxReqSeizeWait"
 };
 
 void ScoreMtxReqSeizeWait_Run( TQMtxContext *tq_ctx )
 {
   ScoreMtxReqSeizeWait_Context *ctx;
 
   ctx = &ScoreMtxReqSeizeWait_Instance;
   ctx->tq_ctx = tq_ctx;
 
   ctx = T_push_fixture(
     &ScoreMtxReqSeizeWait_Node,
     &ScoreMtxReqSeizeWait_Fixture
   );
   ctx->Map.in_action_loop = true;
   ctx->Map.index = 0;
   ctx->Map.skip = false;
 
   for (
     ctx->Map.pci[ 0 ] = ScoreMtxReqSeizeWait_Pre_Protocol_None;
     ctx->Map.pci[ 0 ] < ScoreMtxReqSeizeWait_Pre_Protocol_NA;
     ++ctx->Map.pci[ 0 ]
   ) {
     for (
       ctx->Map.pci[ 1 ] = ScoreMtxReqSeizeWait_Pre_Discipline_FIFO;
       ctx->Map.pci[ 1 ] < ScoreMtxReqSeizeWait_Pre_Discipline_NA;
       ++ctx->Map.pci[ 1 ]
     ) {
       for (
         ctx->Map.pci[ 2 ] = ScoreMtxReqSeizeWait_Pre_DeadlockResult_Status;
         ctx->Map.pci[ 2 ] < ScoreMtxReqSeizeWait_Pre_DeadlockResult_NA;
         ++ctx->Map.pci[ 2 ]
       ) {
         for (
           ctx->Map.pci[ 3 ] = ScoreMtxReqSeizeWait_Pre_Recursive_Allowed;
           ctx->Map.pci[ 3 ] < ScoreMtxReqSeizeWait_Pre_Recursive_NA;
           ++ctx->Map.pci[ 3 ]
         ) {
           for (
             ctx->Map.pci[ 4 ] = ScoreMtxReqSeizeWait_Pre_Owner_None;
             ctx->Map.pci[ 4 ] < ScoreMtxReqSeizeWait_Pre_Owner_NA;
             ++ctx->Map.pci[ 4 ]
           ) {
             for (
               ctx->Map.pci[ 5 ] = ScoreMtxReqSeizeWait_Pre_Priority_High;
               ctx->Map.pci[ 5 ] < ScoreMtxReqSeizeWait_Pre_Priority_NA;
               ++ctx->Map.pci[ 5 ]
             ) {
               ctx->Map.entry = ScoreMtxReqSeizeWait_PopEntry( ctx );
 
               if ( ctx->Map.entry.Skip ) {
                 continue;
               }
 
               ScoreMtxReqSeizeWait_SetPreConditionStates( ctx );
               ScoreMtxReqSeizeWait_Prepare( ctx );
               ScoreMtxReqSeizeWait_TestVariant( ctx );
             }
           }
         }
       }
     }
   }
 
   T_add_remark( &ScoreMtxReqSeizeWait_Remark );
   T_pop_fixture();
 }
 
 /** @} */

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