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/***************************************************************************/
/* Copyright (c) 2024 Microsoft Corporation */
/* Copyright (c) 2026 Eclipse ThreadX contributors */
/* */
/* This program and the accompanying materials are made available under */
/* the terms of the MIT License which is available at */
/* https://opensource.org/licenses/MIT. */
/* */
/* SPDX-License-Identifier: MIT */
/***************************************************************************/
/* This test is designed to test event flag suspension timeout processing. */
#include <stdio.h>
#include "tx_api.h"
static unsigned long thread_0_counter = 0;
static TX_THREAD thread_0;
static unsigned long thread_1_counter = 0;
static TX_THREAD thread_1;
static unsigned long thread_2_counter = 0;
static TX_THREAD thread_2;
static unsigned long thread_3_counter = 0;
static TX_THREAD thread_3;
static TX_EVENT_FLAGS_GROUP group_0;
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
static void thread_1_entry(ULONG thread_input);
static void thread_2_entry(ULONG thread_input);
static void thread_3_entry(ULONG thread_input);
/* Prototype for test control return. */
void test_control_return(UINT status);
static void event_set_notify(TX_EVENT_FLAGS_GROUP *group)
{
/* Not necessary to do anything in this function. */
}
/* Define what the initial system looks like. */
#ifdef CTEST
void test_application_define(void *first_unused_memory)
#else
void threadx_event_flag_suspension_timeout_application_define(void *first_unused_memory)
#endif
{
UINT status;
CHAR *pointer;
/* Put first available memory address into a character pointer. */
pointer = (CHAR *) first_unused_memory;
/* Put system definition stuff in here, e.g. thread creates and other assorted
create information. */
status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
17, 17, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #1\n");
test_control_return(1);
}
status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
16, 16, 100, TX_DONT_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
status += tx_thread_create(&thread_3, "thread 3", thread_3_entry, 3,
pointer, TEST_STACK_SIZE_PRINTF,
18, 18, 100, TX_DONT_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #2\n");
test_control_return(1);
}
status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 1,
pointer, TEST_STACK_SIZE_PRINTF,
16, 16, 100, TX_DONT_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #3\n");
test_control_return(1);
}
/* Create event flag group 0. */
status = tx_event_flags_create(&group_0, "group 0");
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #4\n");
test_control_return(1);
}
/* Register the event set notify function. */
status = tx_event_flags_set_notify(&group_0, event_set_notify);
#ifndef TX_DISABLE_NOTIFY_CALLBACKS
/* Check status. */
if (status != TX_SUCCESS)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #5\n");
test_control_return(1);
}
#else
/* Check status. */
if (status != TX_FEATURE_NOT_ENABLED)
{
printf("Running Event Flag Suspension Timeout Test.......................... ERROR #6\n");
test_control_return(1);
}
#endif
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
ULONG actual_events;
UINT status;
/* Inform user. */
printf("Running Event Flag Suspension Timeout Test.......................... ");
/* Increment run counter. */
thread_0_counter++;
/* Set event flag 0. */
tx_event_flags_set(&group_0, 0x00000001, TX_OR);
/* Resume thread 3. */
tx_thread_resume(&thread_3);
tx_thread_sleep(1); /* Thread 3 should now be suspended on group 0. */
tx_event_flags_set(&group_0, 0x00000002, TX_OR);
/* Start everything on a new timer. */
tx_thread_sleep(2);
tx_thread_resume(&thread_1);
tx_thread_resume(&thread_2);
tx_thread_sleep(1);
status = tx_event_flags_get(&group_0, 0x00000001, TX_AND_CLEAR, &actual_events, TX_WAIT_FOREVER);
/* Check the status. */
if (status != TX_SUCCESS)
{
/* Event flag error. */
printf("ERROR #6a\n");
test_control_return(1);
}
/* Sleep for 63 ticks. */
tx_thread_sleep(63);
/* Check the run counters. */
if ((thread_1_counter != 33) || (thread_2_counter != 13))
{
/* Event flag error. */
printf("ERROR #7\n");
test_control_return(1);
}
/* Successful test. */
printf("SUCCESS!\n");
test_control_return(0);
}
static void thread_1_entry(ULONG thread_input)
{
UINT status;
ULONG actual_events;
/* Wait for event flags. */
while(1)
{
/* Increment run counter. */
thread_1_counter++;
/* Attempt to get events from event flag group. AND option. */
status = tx_event_flags_get(&group_0, 0x80000000, TX_AND_CLEAR, &actual_events, 2);
/* Check status. */
if (status != TX_NO_EVENTS)
return;
}
}
static void thread_2_entry(ULONG thread_input)
{
UINT status;
//ULONG event_flag = 1;
ULONG actual_events;
/* Wait for event flags. */
while(1)
{
/* Increment run counter. */
thread_2_counter++;
/* Attempt to get events from event flag group. AND option. */
status = tx_event_flags_get(&group_0, 0x00008000, TX_AND_CLEAR, &actual_events, 5);
/* Check status. */
if (status != TX_NO_EVENTS)
return;
}
}
static void thread_3_entry(ULONG thread_input)
{
UINT status;
//ULONG event_flag = 1;
ULONG actual_events;
/* Wait for event flags. */
while(1)
{
/* Increment run counter. */
thread_3_counter++;
/* Attempt to get events from event flag group. AND option. */
status = tx_event_flags_get(&group_0, 0x00000002, TX_AND, &actual_events, 5);
/* Check status. */
if (status != TX_NO_EVENTS)
return;
}
}
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