blob: a954d30b7d1a9219decded53ee3f7ade70b31875 [file] [log] [blame]
/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @addtogroup t_fifo_api
* @{
* @defgroup t_fifo_loop test_fifo_loop
* @brief TestPurpose: verify zephyr fifo continuous read write
* in loop
* @details
* - Test Steps
* -# fifo put from main thread
* -# fifo read from isr
* -# fifo put from isr
* -# fifo get from spawn thread
* -# loop above steps for LOOPs times
* - Expected Results
* -# fifo data pass correctly and stably across contexts
* - API coverage
* -# k_fifo_init
* -# k_fifo_put
* -# k_fifo_get
* @}
*/
#include "test_fifo.h"
#define STACK_SIZE (512 + CONFIG_TEST_EXTRA_STACKSIZE)
#define LIST_LEN 4
#define LOOPS 32
static fdata_t data[LIST_LEN];
static struct k_fifo fifo;
static K_THREAD_STACK_DEFINE(tstack, STACK_SIZE);
static struct k_thread tdata;
static struct k_sem end_sema;
static void tfifo_put(struct k_fifo *pfifo)
{
/**TESTPOINT: fifo put*/
for (int i = 0; i < LIST_LEN; i++) {
k_fifo_put(pfifo, (void *)&data[i]);
}
}
static void tfifo_get(struct k_fifo *pfifo)
{
void *rx_data;
/*get fifo data from "fifo_put"*/
for (int i = 0; i < LIST_LEN; i++) {
/**TESTPOINT: fifo get*/
rx_data = k_fifo_get(pfifo, K_NO_WAIT);
zassert_equal(rx_data, (void *)&data[i], NULL);
}
}
/*entry of contexts*/
static void tIsr_entry(void *p)
{
TC_PRINT("isr fifo get\n");
tfifo_get((struct k_fifo *)p);
TC_PRINT("isr fifo put ---> ");
tfifo_put((struct k_fifo *)p);
}
static void tThread_entry(void *p1, void *p2, void *p3)
{
TC_PRINT("thread fifo get\n");
tfifo_get((struct k_fifo *)p1);
k_sem_give(&end_sema);
TC_PRINT("thread fifo put ---> ");
tfifo_put((struct k_fifo *)p1);
k_sem_give(&end_sema);
}
/* fifo read write job */
static void tfifo_read_write(struct k_fifo *pfifo)
{
k_sem_init(&end_sema, 0, 1);
/**TESTPOINT: thread-isr-thread data passing via fifo*/
k_tid_t tid = k_thread_create(&tdata, tstack, STACK_SIZE,
tThread_entry, pfifo, NULL, NULL,
K_PRIO_PREEMPT(0), 0, 0);
TC_PRINT("main fifo put ---> ");
tfifo_put(pfifo);
irq_offload(tIsr_entry, pfifo);
k_sem_take(&end_sema, K_FOREVER);
k_sem_take(&end_sema, K_FOREVER);
TC_PRINT("main fifo get\n");
tfifo_get(pfifo);
k_thread_abort(tid);
TC_PRINT("\n");
}
/*test cases*/
void test_fifo_loop(void)
{
k_fifo_init(&fifo);
for (int i = 0; i < LOOPS; i++) {
TC_PRINT("* Pass data by fifo in loop %d\n", i);
tfifo_read_write(&fifo);
}
}