#include "test/test_common_spi.h" #include "driver/spi_master.h" #include "driver/spi_slave.h" #include "esp_log.h" #include "soc/spi_periph.h" #include "test/test_common_spi.h" /******************************************************************************** * Test By Internal Connections ********************************************************************************/ static void local_test_init(void** context); static void local_test_deinit(void* context); static void local_test_loop(const void *test_param, void* context); static const ptest_func_t local_test_func = { .pre_test = local_test_init, .post_test = local_test_deinit, .loop = local_test_loop, .def_param = spitest_def_param, }; #define TEST_SPI_LOCAL(name, param_set) \ PARAM_GROUP_DECLARE(name, param_set) \ TEST_LOCAL(name, param_set, "[spi][timeout=120]", &local_test_func) static void local_test_init(void** arg) { TEST_ASSERT(*arg==NULL); *arg = malloc(sizeof(spitest_context_t)); spitest_context_t* context = (spitest_context_t*)*arg; TEST_ASSERT(context!=NULL); context->slave_context = (spi_slave_task_context_t){}; esp_err_t err = init_slave_context( &context->slave_context); TEST_ASSERT(err == ESP_OK); xTaskCreate(spitest_slave_task, "spi_slave", 4096, &context->slave_context, 0, &context->handle_slave); } static void local_test_deinit(void* arg) { spitest_context_t* context = arg; vTaskDelete(context->handle_slave); context->handle_slave = 0; deinit_slave_context(&context->slave_context); } static void local_test_start(spi_device_handle_t *spi, int freq, const spitest_param_set_t* pset, spitest_context_t* context) { //master config spi_bus_config_t buscfg = SPI_BUS_TEST_DEFAULT_CONFIG(); spi_device_interface_config_t devcfg = SPI_DEVICE_TEST_DEFAULT_CONFIG(); spi_slave_interface_config_t slvcfg = SPI_SLAVE_TEST_DEFAULT_CONFIG(); //pin config & initialize //we can't have two sets of iomux pins on the same pins assert(!pset->master_iomux || !pset->slave_iomux); if (pset->slave_iomux) { //only in this case, use VSPI iomux pins buscfg.miso_io_num = spi_periph_signal[VSPI_HOST].spiq_iomux_pin; buscfg.mosi_io_num = spi_periph_signal[VSPI_HOST].spid_iomux_pin; buscfg.sclk_io_num = spi_periph_signal[VSPI_HOST].spiclk_iomux_pin; devcfg.spics_io_num = spi_periph_signal[VSPI_HOST].spics0_iomux_pin; slvcfg.spics_io_num = spi_periph_signal[VSPI_HOST].spics0_iomux_pin; } else { buscfg.miso_io_num = spi_periph_signal[HSPI_HOST].spiq_iomux_pin; buscfg.mosi_io_num = spi_periph_signal[HSPI_HOST].spid_iomux_pin; buscfg.sclk_io_num = spi_periph_signal[HSPI_HOST].spiclk_iomux_pin; devcfg.spics_io_num = spi_periph_signal[HSPI_HOST].spics0_iomux_pin; slvcfg.spics_io_num = spi_periph_signal[HSPI_HOST].spics0_iomux_pin; } //this does nothing, but avoid the driver from using iomux pins if required buscfg.quadhd_io_num = (!pset->master_iomux && !pset->slave_iomux ? spi_periph_signal[VSPI_HOST].spiq_iomux_pin : -1); devcfg.mode = pset->mode; const int cs_pretrans_max = 15; if (pset->dup == HALF_DUPLEX_MISO) { devcfg.cs_ena_pretrans = cs_pretrans_max; devcfg.flags |= SPI_DEVICE_HALFDUPLEX; } else if (pset->dup == HALF_DUPLEX_MOSI) { devcfg.cs_ena_pretrans = cs_pretrans_max; devcfg.flags |= SPI_DEVICE_NO_DUMMY; } else { devcfg.cs_ena_pretrans = cs_pretrans_max; } const int cs_posttrans_max = 15; devcfg.cs_ena_posttrans = cs_posttrans_max; devcfg.input_delay_ns = pset->slave_tv_ns; devcfg.clock_speed_hz = freq; if (pset->master_limit != 0 && freq > pset->master_limit) devcfg.flags |= SPI_DEVICE_NO_DUMMY; //slave config slvcfg.mode = pset->mode; slave_pull_up(&buscfg, slvcfg.spics_io_num); TEST_ESP_OK(spi_bus_initialize(TEST_SPI_HOST, &buscfg, pset->master_dma_chan)); TEST_ESP_OK(spi_bus_add_device(TEST_SPI_HOST, &devcfg, spi)); //slave automatically use iomux pins if pins are on VSPI_* pins buscfg.quadhd_io_num = -1; TEST_ESP_OK(spi_slave_initialize(TEST_SLAVE_HOST, &buscfg, &slvcfg, pset->slave_dma_chan)); //initialize master and slave on the same pins break some of the output configs, fix them if (pset->master_iomux) { spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_SPI, spi_periph_signal[HSPI_HOST].spid_out); spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_GPIO, spi_periph_signal[VSPI_HOST].spiq_out); spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_SPI, spi_periph_signal[HSPI_HOST].spics_out[0]); spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_SPI, spi_periph_signal[HSPI_HOST].spiclk_out); } else if (pset->slave_iomux) { spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spid_out); spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_SPI, spi_periph_signal[VSPI_HOST].spiq_out); spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spics_out[0]); spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spiclk_out); } else { spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spid_out); spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_GPIO, spi_periph_signal[VSPI_HOST].spiq_out); spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spics_out[0]); spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_GPIO, spi_periph_signal[HSPI_HOST].spiclk_out); } //prepare slave tx data for (int k = 0; k < pset->test_size; k++) xQueueSend(context->slave_context.data_to_send, &context->slave_trans[k], portMAX_DELAY); //clear master receive buffer memset(context->master_rxbuf, 0x66, sizeof(context->master_rxbuf)); } static void local_test_loop(const void* arg1, void* arg2) { const spitest_param_set_t *pset = arg1; spitest_context_t *context = arg2; spi_device_handle_t spi; spitest_init_transactions(pset, context); const int *timing_speed_array = pset->freq_list; ESP_LOGI(MASTER_TAG, "****************** %s ***************", pset->pset_name); for (int i = 0; ; i++) { const int freq = timing_speed_array[i]; if (freq==0) break; if (pset->freq_limit && freq > pset->freq_limit) break; ESP_LOGI(MASTER_TAG, "======> %dk", freq / 1000); local_test_start(&spi, freq, pset, context); for (int k = 0; k < pset->test_size; k++) { //wait for both master and slave end ESP_LOGI(MASTER_TAG, "=> test%d", k); //send master tx data vTaskDelay(9); spi_transaction_t *t = &context->master_trans[k]; TEST_ESP_OK(spi_device_transmit(spi, t)); int len = get_trans_len(pset->dup, t); spitest_master_print_data(t, len); size_t rcv_len; slave_rxdata_t *rcv_data = xRingbufferReceive(context->slave_context.data_received, &rcv_len, portMAX_DELAY); spitest_slave_print_data(rcv_data, true); //check result bool check_master_data = (pset->dup!=HALF_DUPLEX_MOSI && (pset->master_limit==0 || freq <= pset->master_limit)); bool check_slave_data = (pset->dup!=HALF_DUPLEX_MISO); const bool check_len = true; if (!check_master_data) ESP_LOGI(MASTER_TAG, "skip master data check"); if (!check_slave_data) ESP_LOGI(SLAVE_TAG, "skip slave data check"); TEST_ESP_OK(spitest_check_data(len, t, rcv_data, check_master_data, check_len, check_slave_data)); //clean vRingbufferReturnItem(context->slave_context.data_received, rcv_data); } master_free_device_bus(spi); TEST_ASSERT(spi_slave_free(TEST_SLAVE_HOST) == ESP_OK); } } /************ Timing Test ***********************************************/ static spitest_param_set_t timing_pgroup[] = { { .pset_name = "FULL_DUP, MASTER IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .master_iomux = true, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO, }, { .pset_name = "FULL_DUP, SLAVE IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "FULL_DUP, BOTH GPIO", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .master_limit = SPI_MASTER_FREQ_10M, .dup = FULL_DUPLEX, .master_iomux = false, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO, }, { .pset_name = "MISO_DUP, MASTER IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .master_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MISO, .master_iomux = true, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO+12.5, //for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M }, { .pset_name = "MISO_DUP, SLAVE IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, //.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MISO, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT+12.5, //for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M }, { .pset_name = "MISO_DUP, BOTH GPIO", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, //.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MISO, .master_iomux = false, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO+12.5, //for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M }, { .pset_name = "MOSI_DUP, MASTER IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, //.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MOSI, .master_iomux = true, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO, }, { .pset_name = "MOSI_DUP, SLAVE IOMUX", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, //.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MOSI, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "MOSI_DUP, BOTH GPIO", .freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC, //.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC, .dup = HALF_DUPLEX_MOSI, .master_iomux = false, .slave_iomux = false, .slave_tv_ns = TV_INT_CONNECT_GPIO, }, }; TEST_SPI_LOCAL(TIMING, timing_pgroup) /************ Mode Test ***********************************************/ #define FREQ_LIMIT_MODE SPI_MASTER_FREQ_16M static int test_freq_mode_local[]={ 1*1000*1000, SPI_MASTER_FREQ_9M, //maximum freq MISO stable before next latch edge SPI_MASTER_FREQ_13M, SPI_MASTER_FREQ_16M, SPI_MASTER_FREQ_20M, SPI_MASTER_FREQ_26M, SPI_MASTER_FREQ_40M, 0, }; static spitest_param_set_t mode_pgroup[] = { { .pset_name = "Mode 0", .freq_list = test_freq_mode_local, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 0, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "Mode 1", .freq_list = test_freq_mode_local, .freq_limit = SPI_MASTER_FREQ_26M, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 1, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "Mode 2", .freq_list = test_freq_mode_local, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "Mode 3", .freq_list = test_freq_mode_local, .freq_limit = SPI_MASTER_FREQ_26M, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 3, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "Mode 0, DMA", .freq_list = test_freq_mode_local, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 0, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb). .length_aligned = true, }, { .pset_name = "Mode 1, DMA", .freq_list = test_freq_mode_local, .freq_limit = SPI_MASTER_FREQ_26M, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 1, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, .length_aligned = true, }, { .pset_name = "Mode 2, DMA", .freq_list = test_freq_mode_local, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 2, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb). .length_aligned = true, }, { .pset_name = "Mode 3, DMA", .freq_list = test_freq_mode_local, .freq_limit = SPI_MASTER_FREQ_26M, .master_limit = SPI_MASTER_FREQ_13M, .dup = FULL_DUPLEX, .mode = 3, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, .length_aligned = true, }, // MISO //////////////////////////////////// { .pset_name = "MISO, Mode 0", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 0, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "MISO, Mode 1", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 1, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "MISO, Mode 2", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "MISO, Mode 3", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 3, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, }, { .pset_name = "MISO, Mode 0, DMA", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 0, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT+12.5, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb). .length_aligned = true, }, { .pset_name = "MISO, Mode 1, DMA", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 1, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, .length_aligned = true, }, { .pset_name = "MISO, Mode 2, DMA", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 2, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT+12.5, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb). .length_aligned = true, }, { .pset_name = "MISO, Mode 3, DMA", .freq_list = test_freq_mode_local, .dup = HALF_DUPLEX_MISO, .mode = 3, .slave_dma_chan = 2, .master_iomux = false, .slave_iomux = true, .slave_tv_ns = TV_INT_CONNECT, .length_aligned = true, }, }; TEST_SPI_LOCAL(MODE, mode_pgroup)