| /* |
| * Copyright (c) 2016 Intel Corporation |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #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(const 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, K_NO_WAIT); |
| |
| 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"); |
| } |
| |
| /** |
| * @addtogroup kernel_fifo_tests |
| * @{ |
| */ |
| |
| /** |
| * @brief 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 |
| * |
| * @see k_fifo_init(), k_fifo_put(), k_fifo_get() |
| */ |
| 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); |
| } |
| } |
| /** |
| * @} |
| */ |