mirror of
				https://github.com/espressif/esp-idf.git
				synced 2025-11-04 09:01:40 +01:00 
			
		
		
		
	
		
			
				
	
	
		
			266 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			266 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
 | 
						|
 *
 | 
						|
 * SPDX-License-Identifier: Apache-2.0
 | 
						|
 */
 | 
						|
/*
 | 
						|
 Tests for the spi sio mode
 | 
						|
*/
 | 
						|
 | 
						|
#include <esp_types.h>
 | 
						|
#include <stdio.h>
 | 
						|
#include <stdlib.h>
 | 
						|
#include <malloc.h>
 | 
						|
#include <string.h>
 | 
						|
#include "sdkconfig.h"
 | 
						|
#include "freertos/FreeRTOS.h"
 | 
						|
#include "freertos/task.h"
 | 
						|
#include "freertos/semphr.h"
 | 
						|
#include "freertos/queue.h"
 | 
						|
#include "unity.h"
 | 
						|
#include "driver/spi_master.h"
 | 
						|
#include "driver/spi_slave.h"
 | 
						|
#include "esp_heap_caps.h"
 | 
						|
#include "esp_log.h"
 | 
						|
#include "soc/spi_periph.h"
 | 
						|
#include "test_utils.h"
 | 
						|
#include "test/test_common_spi.h"
 | 
						|
#include "soc/gpio_periph.h"
 | 
						|
 | 
						|
#include "hal/spi_ll.h"
 | 
						|
 | 
						|
#if (TEST_SPI_PERIPH_NUM >= 2)
 | 
						|
//These will be only enabled on chips with 2 or more SPI peripherals
 | 
						|
 | 
						|
/********************************************************************************
 | 
						|
 *      Test SIO
 | 
						|
 ********************************************************************************/
 | 
						|
#if CONFIG_IDF_TARGET_ESP32
 | 
						|
#define MASTER_DIN_SIGNAL    HSPID_IN_IDX
 | 
						|
#else
 | 
						|
#define MASTER_DIN_SIGNAL    FSPID_IN_IDX
 | 
						|
#endif
 | 
						|
static void inner_connect(spi_bus_config_t bus)
 | 
						|
{
 | 
						|
    //Master MOSI(spid_out) output to `mosi_num`
 | 
						|
    spitest_gpio_output_sel(bus.mosi_io_num, FUNC_GPIO, spi_periph_signal[TEST_SPI_HOST].spid_out);
 | 
						|
    //Slave MOSI(spid_in) input to `mosi_num`
 | 
						|
    spitest_gpio_input_sel(bus.mosi_io_num, FUNC_GPIO, spi_periph_signal[TEST_SLAVE_HOST].spid_in);
 | 
						|
 | 
						|
 | 
						|
    //Master MOSI input(spid_in) to `miso_num`, due to SIO mode, we use Master's `spid_in` to receive data
 | 
						|
    spitest_gpio_input_sel(bus.miso_io_num, FUNC_GPIO, spi_periph_signal[TEST_SPI_HOST].spid_in);
 | 
						|
    //Slave MISO output(spiq_out)
 | 
						|
    spitest_gpio_output_sel(bus.miso_io_num, FUNC_GPIO, spi_periph_signal[TEST_SLAVE_HOST].spiq_out);
 | 
						|
    //Force this signal goes through gpio matrix
 | 
						|
    GPIO.func_in_sel_cfg[MASTER_DIN_SIGNAL].sig_in_sel = 1;
 | 
						|
}
 | 
						|
 | 
						|
TEST_CASE("SPI Single Board Test SIO", "[spi]")
 | 
						|
{
 | 
						|
    //Master init
 | 
						|
    spi_device_handle_t spi;
 | 
						|
    spi_bus_config_t bus_cfg = SPI_BUS_TEST_DEFAULT_CONFIG();
 | 
						|
 | 
						|
    TEST_ESP_OK(spi_bus_initialize(TEST_SPI_HOST, &bus_cfg, SPI_DMA_DISABLED));
 | 
						|
 | 
						|
    spi_device_interface_config_t dev_cfg = SPI_DEVICE_TEST_DEFAULT_CONFIG();
 | 
						|
    dev_cfg.flags = SPI_DEVICE_HALFDUPLEX | SPI_DEVICE_3WIRE;
 | 
						|
    dev_cfg.clock_speed_hz = 4 * 1000 * 1000;
 | 
						|
    TEST_ESP_OK(spi_bus_add_device(TEST_SPI_HOST, &dev_cfg, &spi));
 | 
						|
 | 
						|
    //Slave init
 | 
						|
    bus_cfg.flags = 0;
 | 
						|
    spi_slave_interface_config_t slv_cfg = SPI_SLAVE_TEST_DEFAULT_CONFIG();
 | 
						|
    TEST_ESP_OK(spi_slave_initialize(TEST_SLAVE_HOST, &bus_cfg, &slv_cfg, SPI_DMA_DISABLED));
 | 
						|
 | 
						|
 | 
						|
    same_pin_func_sel(bus_cfg, dev_cfg, 0);
 | 
						|
    inner_connect(bus_cfg);
 | 
						|
 | 
						|
 | 
						|
    WORD_ALIGNED_ATTR uint8_t master_rx_buffer[320];
 | 
						|
    WORD_ALIGNED_ATTR uint8_t slave_rx_buffer[320];
 | 
						|
 | 
						|
    spi_transaction_t mst_trans;
 | 
						|
    spi_slave_transaction_t slv_trans;
 | 
						|
    spi_slave_transaction_t* ret;
 | 
						|
 | 
						|
    for (int i = 0; i < 8; i ++) {
 | 
						|
        int tlen = i * 2 + 1;
 | 
						|
        int rlen = 9 - i;
 | 
						|
 | 
						|
        ESP_LOGI("spi", "=========== TEST(%d) Master TX, Slave RX ==========", i);
 | 
						|
 | 
						|
        //Slave RX
 | 
						|
        memset(&slv_trans, 0x0, sizeof(spi_slave_transaction_t));
 | 
						|
        memset(slave_rx_buffer, 0x66, sizeof(slave_rx_buffer));
 | 
						|
        slv_trans.length = tlen * 8;
 | 
						|
        slv_trans.rx_buffer = slave_rx_buffer + tlen * 8;
 | 
						|
        TEST_ESP_OK(spi_slave_queue_trans(TEST_SLAVE_HOST, &slv_trans, portMAX_DELAY));
 | 
						|
 | 
						|
        //Master TX
 | 
						|
        memset(&mst_trans, 0x0, sizeof(spi_transaction_t));
 | 
						|
        mst_trans.length = tlen * 8;
 | 
						|
        mst_trans.tx_buffer = spitest_master_send;
 | 
						|
        TEST_ESP_OK(spi_device_transmit(spi, &mst_trans));
 | 
						|
 | 
						|
        TEST_ESP_OK(spi_slave_get_trans_result(TEST_SLAVE_HOST, &ret, portMAX_DELAY));
 | 
						|
        TEST_ASSERT(ret == &slv_trans);
 | 
						|
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("master tx", mst_trans.tx_buffer, tlen, ESP_LOG_INFO);
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("slave rx", slv_trans.rx_buffer, tlen, ESP_LOG_INFO);
 | 
						|
        TEST_ASSERT_EQUAL_HEX8_ARRAY(mst_trans.tx_buffer, slv_trans.rx_buffer, tlen);
 | 
						|
 | 
						|
 | 
						|
        ESP_LOGI("spi", "=========== TEST(%d) Master RX, Slave TX ==========", i);
 | 
						|
        //Slave TX
 | 
						|
        memset(&slv_trans, 0x0, sizeof(spi_slave_transaction_t));
 | 
						|
 | 
						|
        slv_trans.length = rlen * 8;
 | 
						|
        slv_trans.tx_buffer = spitest_slave_send + rlen * 8;
 | 
						|
        TEST_ESP_OK(spi_slave_queue_trans(TEST_SLAVE_HOST, &slv_trans, portMAX_DELAY));
 | 
						|
 | 
						|
        //Master RX
 | 
						|
        memset(&mst_trans, 0x0, sizeof(spi_transaction_t));
 | 
						|
        memset(master_rx_buffer, 0x66, sizeof(master_rx_buffer));
 | 
						|
        mst_trans.rxlength = rlen * 8;
 | 
						|
        mst_trans.rx_buffer = master_rx_buffer;
 | 
						|
        TEST_ESP_OK(spi_device_transmit(spi, &mst_trans));
 | 
						|
 | 
						|
        TEST_ESP_OK(spi_slave_get_trans_result(TEST_SLAVE_HOST, &ret, portMAX_DELAY));
 | 
						|
        TEST_ASSERT(ret == &slv_trans);
 | 
						|
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("slave tx", slv_trans.tx_buffer, rlen, ESP_LOG_INFO);
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("master rx", mst_trans.rx_buffer, rlen, ESP_LOG_INFO);
 | 
						|
 | 
						|
        TEST_ASSERT_EQUAL_HEX8_ARRAY(slv_trans.tx_buffer, mst_trans.rx_buffer, rlen);
 | 
						|
    }
 | 
						|
 | 
						|
    spi_slave_free(TEST_SLAVE_HOST);
 | 
						|
    master_free_device_bus(spi);
 | 
						|
}
 | 
						|
#endif //#if (TEST_SPI_PERIPH_NUM >= 2)
 | 
						|
 | 
						|
 | 
						|
//TODO IDF-4455
 | 
						|
#if !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S2, ESP32C3, ESP32S3, ESP32C2, ESP32H2)
 | 
						|
//These tests are ESP32 only due to lack of runners
 | 
						|
/********************************************************************************
 | 
						|
 *      Test SIO Master & Slave
 | 
						|
 ********************************************************************************/
 | 
						|
//if test_mosi is false, test on miso of slave, otherwise test on mosi of slave
 | 
						|
void test_sio_master_round(bool test_mosi)
 | 
						|
{
 | 
						|
    spi_device_handle_t spi;
 | 
						|
    WORD_ALIGNED_ATTR uint8_t rx_buffer[320];
 | 
						|
 | 
						|
    if (test_mosi) {
 | 
						|
        ESP_LOGI(MASTER_TAG, "======== TEST MOSI ===========");
 | 
						|
    } else {
 | 
						|
        ESP_LOGI(MASTER_TAG, "======== TEST MISO ===========");
 | 
						|
    }
 | 
						|
 | 
						|
    spi_bus_config_t bus_cfg = SPI_BUS_TEST_DEFAULT_CONFIG();
 | 
						|
    if (!test_mosi) bus_cfg.mosi_io_num = bus_cfg.miso_io_num;
 | 
						|
    bus_cfg.miso_io_num = -1;
 | 
						|
    TEST_ESP_OK(spi_bus_initialize(TEST_SPI_HOST, &bus_cfg, 0));
 | 
						|
 | 
						|
    spi_device_interface_config_t dev_cfg = SPI_DEVICE_TEST_DEFAULT_CONFIG();
 | 
						|
    dev_cfg.flags = SPI_DEVICE_HALFDUPLEX | SPI_DEVICE_3WIRE;
 | 
						|
    dev_cfg.clock_speed_hz = 1*1000*1000;
 | 
						|
    TEST_ESP_OK(spi_bus_add_device(TEST_SPI_HOST, &dev_cfg, &spi));
 | 
						|
 | 
						|
    for (int i = 0; i < 8; i ++) {
 | 
						|
        int tlen = i*2+1;
 | 
						|
        int rlen = 9-i;
 | 
						|
        spi_transaction_t t = {
 | 
						|
            .length = tlen*8,
 | 
						|
            .tx_buffer = spitest_master_send+i,
 | 
						|
            .rxlength = rlen*8,
 | 
						|
            .rx_buffer = rx_buffer+i,
 | 
						|
        };
 | 
						|
        memset(rx_buffer, 0x66, sizeof(rx_buffer));
 | 
						|
 | 
						|
        //get signal
 | 
						|
        unity_wait_for_signal("slave ready");
 | 
						|
 | 
						|
        TEST_ESP_OK(spi_device_transmit(spi, &t));
 | 
						|
        uint8_t* exp_ptr = spitest_slave_send+i;
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("master tx", t.tx_buffer, tlen, ESP_LOG_INFO);
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("exp tx", exp_ptr, rlen, ESP_LOG_INFO);
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("master rx", t.rx_buffer, rlen, ESP_LOG_INFO);
 | 
						|
        if (!test_mosi) {
 | 
						|
            TEST_ASSERT_EQUAL_HEX8_ARRAY(exp_ptr+tlen, t.rx_buffer, rlen);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    master_free_device_bus(spi);
 | 
						|
}
 | 
						|
 | 
						|
void test_sio_master(void)
 | 
						|
{
 | 
						|
    test_sio_master_round(true);
 | 
						|
    unity_send_signal("master ready");
 | 
						|
    test_sio_master_round(false);
 | 
						|
}
 | 
						|
 | 
						|
void test_sio_slave_round(bool test_mosi)
 | 
						|
{
 | 
						|
    WORD_ALIGNED_ATTR uint8_t rx_buffer[320];
 | 
						|
 | 
						|
    if (test_mosi) {
 | 
						|
        ESP_LOGI(SLAVE_TAG, "======== TEST MOSI ===========");
 | 
						|
    } else {
 | 
						|
        ESP_LOGI(SLAVE_TAG, "======== TEST MISO ===========");
 | 
						|
    }
 | 
						|
 | 
						|
    spi_bus_config_t bus_cfg = SPI_BUS_TEST_DEFAULT_CONFIG();
 | 
						|
    bus_cfg.mosi_io_num = spi_periph_signal[TEST_SLAVE_HOST].spid_iomux_pin;
 | 
						|
    bus_cfg.miso_io_num = spi_periph_signal[TEST_SLAVE_HOST].spiq_iomux_pin;
 | 
						|
    bus_cfg.sclk_io_num = spi_periph_signal[TEST_SLAVE_HOST].spiclk_iomux_pin;
 | 
						|
 | 
						|
    spi_slave_interface_config_t slv_cfg = SPI_SLAVE_TEST_DEFAULT_CONFIG();
 | 
						|
    slv_cfg.spics_io_num = spi_periph_signal[TEST_SLAVE_HOST].spics0_iomux_pin;
 | 
						|
    TEST_ESP_OK(spi_slave_initialize(TEST_SLAVE_HOST, &bus_cfg, &slv_cfg, 0));
 | 
						|
 | 
						|
    for (int i = 0; i < 8; i++) {
 | 
						|
        int tlen = 9-i;
 | 
						|
        int rlen = i*2+1;
 | 
						|
        spi_slave_transaction_t t = {
 | 
						|
            .length = (tlen+rlen)*8,
 | 
						|
            .tx_buffer = spitest_slave_send+i,
 | 
						|
            .rx_buffer = rx_buffer,
 | 
						|
        };
 | 
						|
 | 
						|
        TEST_ESP_OK(spi_slave_queue_trans(TEST_SLAVE_HOST, &t, portMAX_DELAY));
 | 
						|
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("slave tx", t.tx_buffer, tlen+rlen, ESP_LOG_INFO);
 | 
						|
 | 
						|
        //send signal_idx
 | 
						|
        unity_send_signal("slave ready");
 | 
						|
 | 
						|
        uint8_t *exp_ptr = spitest_master_send+i;
 | 
						|
        spi_slave_transaction_t* ret_t;
 | 
						|
        TEST_ESP_OK(spi_slave_get_trans_result(TEST_SLAVE_HOST, &ret_t, portMAX_DELAY));
 | 
						|
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("exp tx", exp_ptr, tlen+rlen, ESP_LOG_INFO);
 | 
						|
        ESP_LOG_BUFFER_HEXDUMP("slave rx", t.rx_buffer, tlen+rlen, ESP_LOG_INFO);
 | 
						|
        if (test_mosi) {
 | 
						|
            TEST_ASSERT_EQUAL_HEX8_ARRAY(exp_ptr, t.rx_buffer, rlen);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    spi_slave_free(TEST_SLAVE_HOST);
 | 
						|
}
 | 
						|
 | 
						|
void test_sio_slave(void)
 | 
						|
{
 | 
						|
    test_sio_slave_round(true);
 | 
						|
    unity_wait_for_signal("master ready");
 | 
						|
    test_sio_slave_round(false);
 | 
						|
}
 | 
						|
 | 
						|
TEST_CASE_MULTIPLE_DEVICES("sio mode", "[spi][test_env=Example_SPI_Multi_device]", test_sio_master, test_sio_slave);
 | 
						|
#endif //#if !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S2, ESP32C3, ESP32C2, ESP32H2)
 |