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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 the change time-slice service call. */
#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;
extern unsigned long _tx_timer_time_slice;
/* Define thread prototypes. */
static void thread_0_entry(ULONG thread_input);
static void thread_1_entry(ULONG thread_input);
/* Prototype for test control return. */
void test_control_return(UINT status);
/* Define what the initial system looks like. */
#ifdef CTEST
void test_application_define(void *first_unused_memory)
#else
void threadx_thread_time_slice_change_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,
16, 16, 100, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Thread Time-Slice Change 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,
22, 22, 200, TX_AUTO_START);
pointer = pointer + TEST_STACK_SIZE_PRINTF;
/* Check for status. */
if (status != TX_SUCCESS)
{
printf("Running Thread Time-Slice Change Test............................... ERROR #2\n");
test_control_return(1);
}
}
/* Define the test threads. */
static void thread_0_entry(ULONG thread_input)
{
UINT status;
ULONG old_time_slice = 0;
/* Inform user. */
printf("Running Thread Time-Slice Change Test............................... ");
/* Increment thread 0 counter. */
thread_0_counter++;
/* Change the time-slice of other thread. */
status = tx_thread_time_slice_change(&thread_1, 33, &old_time_slice);
/* Check status and the time sice of specified thread. */
if ((status != TX_SUCCESS) || (old_time_slice != 200) || (thread_1.tx_thread_new_time_slice != 33))
{
/* Thread error. */
printf("ERROR #3\n");
test_control_return(1);
}
/* Sleep to get a fresh timer. */
tx_thread_sleep(1);
/* Change the time-slice of this thread. */
status = tx_thread_time_slice_change(&thread_0, 66, &old_time_slice);
/* Check status and the time sice of specified thread. */
if ((status != TX_SUCCESS) || (old_time_slice != 100) || (thread_0.tx_thread_new_time_slice != 66) ||
(_tx_timer_time_slice != 66))
{
/* Thread error. */
printf("ERROR #4\n");
test_control_return(1);
}
/* Change the time-slice of this thread. */
status = tx_thread_time_slice_change(&thread_1, 2, &old_time_slice);
/* Sleep for 8 ticks just to allow thread 1 to run and time-slice with no other thread ready. */
tx_thread_sleep(8);
if (status != TX_SUCCESS)
{
/* Thread error. */
printf("ERROR #5\n");
test_control_return(1);
}
else
{
/* Successful test. */
printf("SUCCESS!\n");
test_control_return(0);
}
}
static void thread_1_entry(ULONG thread_input)
{
while(1)
{
/* Identify. */
tx_thread_identify();
/* Increment the thread counter. */
thread_1_counter++;
}
}
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