40 	static struct uart_emul_fixture fixture = {.dev = DEVICE_DT_GET(EMUL_UART_NODE)};  in uart_emul_setup()  local
43 		fixture.sample_data[i] = i;  in uart_emul_setup()
47 	k_sem_init(&fixture.tx_done_sem, 0, 1);  in uart_emul_setup()
48 	k_sem_init(&fixture.rx_done_sem, 0, 1);  in uart_emul_setup()
52 	k_event_init(&fixture.async_events);  in uart_emul_setup()
55 	zassert_not_null(fixture.dev);  in uart_emul_setup()
56 	return &fixture;  in uart_emul_setup()
61 	struct uart_emul_fixture *fixture = f;  in uart_emul_before()  local
63 	uart_emul_flush_rx_data(fixture->dev);  in uart_emul_before()
64 	uart_emul_flush_tx_data(fixture->dev);  in uart_emul_before()
66 	uart_err_check(fixture->dev);  in uart_emul_before()
68 	memset(fixture->tx_content, 0, sizeof(fixture->tx_content));  in uart_emul_before()
69 	memset(fixture->rx_content, 0, sizeof(fixture->rx_content));  in uart_emul_before()
72 	uart_irq_tx_disable(fixture->dev);  in uart_emul_before()
73 	uart_irq_rx_disable(fixture->dev);  in uart_emul_before()
75 	k_sem_reset(&fixture->tx_done_sem);  in uart_emul_before()
76 	k_sem_reset(&fixture->rx_done_sem);  in uart_emul_before()
78 	fixture->tx_remaining = SAMPLE_DATA_SIZE;  in uart_emul_before()
79 	fixture->rx_remaining = SAMPLE_DATA_SIZE;  in uart_emul_before()
83 	uart_tx_abort(fixture->dev);  in uart_emul_before()
84 	uart_rx_disable(fixture->dev);  in uart_emul_before()
86 	k_event_set(&fixture->async_events, 0);  in uart_emul_before()
96 		uart_poll_out(fixture->dev, fixture->sample_data[i]);  in ZTEST_F()
99 	tx_len = uart_emul_get_tx_data(fixture->dev, tx_content, sizeof(tx_content));  in ZTEST_F()
101 	zassert_mem_equal(tx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
104 	tx_len = uart_emul_get_tx_data(fixture->dev, tx_content, sizeof(tx_content));  in ZTEST_F()
112 	uart_emul_put_rx_data(fixture->dev, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
115 		rc = uart_poll_in(fixture->dev, &fixture->rx_content[i]);  in ZTEST_F()
118 	zassert_mem_equal(fixture->rx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
121 	rc = uart_poll_in(fixture->dev, &fixture->rx_content[0]);  in ZTEST_F()
129 	uart_emul_set_errors(fixture->dev, (UART_ERROR_PARITY | UART_ERROR_FRAMING));  in ZTEST_F()
130 	errors = uart_err_check(fixture->dev);  in ZTEST_F()
134 	errors = uart_err_check(fixture->dev);  in ZTEST_F()
138 	uart_emul_put_rx_data(fixture->dev, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
139 	errors = uart_err_check(fixture->dev);  in ZTEST_F()
141 	uart_emul_put_rx_data(fixture->dev, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
142 	errors = uart_err_check(fixture->dev);  in ZTEST_F()
147 static void uart_emul_isr_handle_tx_ready(struct uart_emul_fixture *fixture)  in uart_emul_isr_handle_tx_ready()  argument
152 	if (fixture->tx_remaining) {  in uart_emul_isr_handle_tx_ready()
153 		sample_data_it = sizeof(fixture->sample_data) - fixture->tx_remaining;  in uart_emul_isr_handle_tx_ready()
154 		ret = uart_fifo_fill(fixture->dev, &fixture->sample_data[sample_data_it],  in uart_emul_isr_handle_tx_ready()
155 				     fixture->tx_remaining);  in uart_emul_isr_handle_tx_ready()
156 		fixture->tx_remaining -= (size_t)ret;  in uart_emul_isr_handle_tx_ready()
159 	if (fixture->tx_remaining == 0) {  in uart_emul_isr_handle_tx_ready()
160 		uart_irq_tx_disable(fixture->dev);  in uart_emul_isr_handle_tx_ready()
161 		k_sem_give(&fixture->tx_done_sem);  in uart_emul_isr_handle_tx_ready()
165 static void uart_emul_isr_handle_rx_ready(struct uart_emul_fixture *fixture)  in uart_emul_isr_handle_rx_ready()  argument
170 	if (fixture->rx_remaining) {  in uart_emul_isr_handle_rx_ready()
171 		rx_content_it = sizeof(fixture->rx_content) - fixture->rx_remaining;  in uart_emul_isr_handle_rx_ready()
172 		ret = uart_fifo_read(fixture->dev, &fixture->rx_content[rx_content_it],  in uart_emul_isr_handle_rx_ready()
173 				     fixture->rx_remaining);  in uart_emul_isr_handle_rx_ready()
174 		fixture->rx_remaining -= (size_t)ret;  in uart_emul_isr_handle_rx_ready()
177 	if (fixture->rx_remaining == 0) {  in uart_emul_isr_handle_rx_ready()
178 		k_sem_give(&fixture->rx_done_sem);  in uart_emul_isr_handle_rx_ready()
184 	struct uart_emul_fixture *fixture = user_data;  in uart_emul_isr()  local
187 		if (uart_irq_tx_ready(fixture->dev)) {  in uart_emul_isr()
188 			uart_emul_isr_handle_tx_ready(fixture);  in uart_emul_isr()
190 		if (uart_irq_rx_ready(fixture->dev)) {  in uart_emul_isr()
191 			uart_emul_isr_handle_rx_ready(fixture);  in uart_emul_isr()
200 	uart_irq_callback_user_data_set(fixture->dev, uart_emul_isr, fixture);  in ZTEST_F()
202 	uart_irq_tx_enable(fixture->dev);  in ZTEST_F()
204 	zassert_equal(k_sem_take(&fixture->tx_done_sem, K_SECONDS(1)), 0,  in ZTEST_F()
207 	tx_len = uart_emul_get_tx_data(fixture->dev, fixture->tx_content, SAMPLE_DATA_SIZE);  in ZTEST_F()
209 	zassert_mem_equal(fixture->tx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
212 	tx_len = uart_emul_get_tx_data(fixture->dev, fixture->tx_content,  in ZTEST_F()
213 				       sizeof(fixture->tx_content));  in ZTEST_F()
221 	uart_irq_callback_user_data_set(fixture->dev, uart_emul_isr, fixture);  in ZTEST_F()
222 	uart_irq_rx_enable(fixture->dev);  in ZTEST_F()
225 	uart_emul_put_rx_data(fixture->dev, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
228 	zassert_equal(k_sem_take(&fixture->rx_done_sem, K_SECONDS(1)), 0,  in ZTEST_F()
231 	zassert_mem_equal(fixture->rx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
234 	rc = uart_poll_in(fixture->dev, &fixture->rx_content[0]);  in ZTEST_F()
237 	uart_irq_rx_disable(fixture->dev);  in ZTEST_F()
244 	struct uart_emul_fixture *fixture = user_data;  in uart_emul_callback()  local
247 	k_event_post(&fixture->async_events, ((uint32_t)1 << evt->type));  in uart_emul_callback()
251 		zassert_equal(evt->data.tx.len, sizeof(fixture->sample_data));  in uart_emul_callback()
252 		zassert_equal(evt->data.tx.buf, fixture->sample_data);  in uart_emul_callback()
255 		zassert_equal(evt->data.rx.len, sizeof(fixture->sample_data));  in uart_emul_callback()
256 		zassert_mem_equal(&evt->data.rx.buf[evt->data.rx.offset], fixture->sample_data,  in uart_emul_callback()
257 				  sizeof(fixture->sample_data));  in uart_emul_callback()
260 		zassert_equal(evt->data.rx_buf.buf, fixture->rx_content);  in uart_emul_callback()
270 bool uart_emul_wait_for_event(struct uart_emul_fixture *fixture, enum uart_event_type event)  in uart_emul_wait_for_event()  argument
272 	return k_event_wait(&fixture->async_events, ((uint32_t)1 << event), false, K_SECONDS(1)) !=  in uart_emul_wait_for_event()
280 	uart_emul_set_release_buffer_on_timeout(fixture->dev, true);  in ZTEST_F()
282 	zassert_equal(uart_callback_set(fixture->dev, uart_emul_callback, fixture), 0);  in ZTEST_F()
283 	zassert_equal(uart_tx(fixture->dev, fixture->sample_data, sizeof(fixture->sample_data),  in ZTEST_F()
288 	zexpect_true(uart_emul_wait_for_event(fixture, UART_TX_DONE),  in ZTEST_F()
291 	tx_len = uart_emul_get_tx_data(fixture->dev, fixture->tx_content, SAMPLE_DATA_SIZE);  in ZTEST_F()
293 	zassert_mem_equal(fixture->tx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
296 	tx_len = uart_emul_get_tx_data(fixture->dev, fixture->tx_content,  in ZTEST_F()
297 				       sizeof(fixture->tx_content));  in ZTEST_F()
303 	zassert_equal(uart_callback_set(fixture->dev, uart_emul_callback, fixture), 0);  in ZTEST_F()
304 	zassert_equal(uart_rx_enable(fixture->dev, fixture->rx_content, sizeof(fixture->rx_content),  in ZTEST_F()
307 	uart_emul_put_rx_data(fixture->dev, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
308 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_BUF_REQUEST),  in ZTEST_F()
310 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_RDY), "UART_RX_RDY event expected");  in ZTEST_F()
311 	zassert_mem_equal(fixture->rx_content, fixture->sample_data, SAMPLE_DATA_SIZE);  in ZTEST_F()
312 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_BUF_RELEASED),  in ZTEST_F()
314 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_DISABLED),  in ZTEST_F()
321 	struct uart_emul_fixture *fixture = user_data;  in uart_emul_callback_rx_timeout()  local
324 	k_event_post(&fixture->async_events, ((uint32_t)1 << evt->type));  in uart_emul_callback_rx_timeout()
329 	zassert_equal(uart_callback_set(fixture->dev, uart_emul_callback_rx_timeout, fixture), 0);  in ZTEST_F()
337 		uart_rx_enable(fixture->dev, rx_buffer, sizeof(rx_buffer), 100 * USEC_PER_MSEC), 0);  in ZTEST_F()
339 	uart_emul_set_release_buffer_on_timeout(fixture->dev, false);  in ZTEST_F()
340 	uart_emul_put_rx_data(fixture->dev, rx_data, sizeof(rx_data));  in ZTEST_F()
341 	zexpect_false(uart_emul_wait_for_event(fixture, UART_RX_BUF_RELEASED),  in ZTEST_F()
343 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_RDY));  in ZTEST_F()
345 	k_event_set(&fixture->async_events, 0);  in ZTEST_F()
347 	uart_emul_set_release_buffer_on_timeout(fixture->dev, true);  in ZTEST_F()
348 	uart_emul_put_rx_data(fixture->dev, rx_data, sizeof(rx_data));  in ZTEST_F()
349 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_BUF_RELEASED),  in ZTEST_F()
351 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_RDY));  in ZTEST_F()
352 	zexpect_true(uart_emul_wait_for_event(fixture, UART_RX_DISABLED),  in ZTEST_F()