From 2e591cf3f7546e8645b8740aa8166891ac019af2 Mon Sep 17 00:00:00 2001 From: "C.S.M" Date: Thu, 16 May 2024 14:51:12 +0800 Subject: [PATCH] test(i2c_master): Add test for transmit multi buffer in one transaction --- .../i2c_test_apps/main/test_i2c_multi.c | 102 ++++++++++++++++++ 1 file changed, 102 insertions(+) diff --git a/components/esp_driver_i2c/test_apps/i2c_test_apps/main/test_i2c_multi.c b/components/esp_driver_i2c/test_apps/i2c_test_apps/main/test_i2c_multi.c index 652bd53793..72eb3228c1 100644 --- a/components/esp_driver_i2c/test_apps/i2c_test_apps/main/test_i2c_multi.c +++ b/components/esp_driver_i2c/test_apps/i2c_test_apps/main/test_i2c_multi.c @@ -613,6 +613,108 @@ static void slave_init_for_probe(void) TEST_CASE_MULTIPLE_DEVICES("I2C master probe slave test", "[i2c][test_env=generic_multi_device][timeout=150]", master_probe_slave, slave_init_for_probe); +static void i2c_master_write_multi_buffer_test(void) +{ + uint8_t data_wr[DATA_LENGTH]; + for (int i = 0; i < DATA_LENGTH; i++) { + data_wr[i] = i; + } + uint8_t data_wr2[DATA_LENGTH]; + for (int i = 0; i < DATA_LENGTH; i++) { + data_wr2[i] = i + 0x05; + } + uint8_t data_wr3[DATA_LENGTH]; + for (int i = 0; i < DATA_LENGTH; i++) { + data_wr3[i] = i + 0xf; + } + + i2c_master_transmit_multi_buffer_info_t buffer_info[3] = { + {.write_buffer = data_wr, .buffer_size = DATA_LENGTH}, + {.write_buffer = data_wr2, .buffer_size = DATA_LENGTH}, + {.write_buffer = data_wr3, .buffer_size = DATA_LENGTH}, + }; + + i2c_master_bus_config_t i2c_mst_config = { + .clk_source = I2C_CLK_SRC_DEFAULT, + .i2c_port = TEST_I2C_PORT, + .scl_io_num = I2C_MASTER_SCL_IO, + .sda_io_num = I2C_MASTER_SDA_IO, + .flags.enable_internal_pullup = true, + }; + i2c_master_bus_handle_t bus_handle; + + TEST_ESP_OK(i2c_new_master_bus(&i2c_mst_config, &bus_handle)); + + i2c_device_config_t dev_cfg = { + .dev_addr_length = I2C_ADDR_BIT_LEN_7, + .device_address = 0x58, + .scl_speed_hz = 100000, + }; + + i2c_master_dev_handle_t dev_handle; + TEST_ESP_OK(i2c_master_bus_add_device(bus_handle, &dev_cfg, &dev_handle)); + + unity_wait_for_signal("i2c slave init finish"); + + unity_send_signal("master write"); + + disp_buf(data_wr, DATA_LENGTH); + disp_buf(data_wr2, DATA_LENGTH); + disp_buf(data_wr3, DATA_LENGTH); + TEST_ESP_OK(i2c_master_multi_buffer_transmit(dev_handle, buffer_info, sizeof(buffer_info) / sizeof(i2c_master_transmit_multi_buffer_info_t), -1)); + unity_wait_for_signal("ready to delete"); + TEST_ESP_OK(i2c_master_bus_rm_device(dev_handle)); + + TEST_ESP_OK(i2c_del_master_bus(bus_handle)); +} + +static void i2c_slave_read_multi_buffer_test(void) +{ + uint8_t data_rd[DATA_LENGTH * 3] = {0}; + + i2c_slave_config_t i2c_slv_config = { + .addr_bit_len = I2C_ADDR_BIT_LEN_7, + .clk_source = I2C_CLK_SRC_DEFAULT, + .i2c_port = TEST_I2C_PORT, + .send_buf_depth = 512, + .scl_io_num = I2C_SLAVE_SCL_IO, + .sda_io_num = I2C_SLAVE_SDA_IO, + .slave_addr = 0x58, + }; + + i2c_slave_dev_handle_t slave_handle; + TEST_ESP_OK(i2c_new_slave_device(&i2c_slv_config, &slave_handle)); + + s_receive_queue = xQueueCreate(1, sizeof(i2c_slave_rx_done_event_data_t)); + i2c_slave_event_callbacks_t cbs = { + .on_recv_done = test_i2c_rx_done_callback, + }; + ESP_ERROR_CHECK(i2c_slave_register_event_callbacks(slave_handle, &cbs, s_receive_queue)); + + i2c_slave_rx_done_event_data_t rx_data; + TEST_ESP_OK(i2c_slave_receive(slave_handle, data_rd, DATA_LENGTH * 3)); + + unity_send_signal("i2c slave init finish"); + + unity_wait_for_signal("master write"); + xQueueReceive(s_receive_queue, &rx_data, pdMS_TO_TICKS(10000)); + disp_buf(data_rd, DATA_LENGTH * 3); + for (int i = 0; i < DATA_LENGTH; i++) { + TEST_ASSERT(data_rd[i] == i); + } + for (int i = DATA_LENGTH; i < DATA_LENGTH * 2; i++) { + TEST_ASSERT(data_rd[i] == ((i - DATA_LENGTH) + 0x05)); + } + for (int i = DATA_LENGTH * 2; i < DATA_LENGTH * 3; i++) { + TEST_ASSERT(data_rd[i] == ((i - DATA_LENGTH * 2) + 0x0f)); + } + vQueueDelete(s_receive_queue); + unity_send_signal("ready to delete"); + TEST_ESP_OK(i2c_del_slave_device(slave_handle)); +} + +TEST_CASE_MULTIPLE_DEVICES("I2C master write slave with multi buffer api test", "[i2c][test_env=generic_multi_device][timeout=150]", i2c_master_write_multi_buffer_test, i2c_slave_read_multi_buffer_test); + #if SOC_HP_I2C_NUM > 1 // Now chips with multiple I2C controllers are up to 2, can test more ports when we have more I2C controllers. static void i2c_master_write_test_more_port(void)