/* 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();
}
/** @} */