980 lines
35 KiB
C
980 lines
35 KiB
C
#include "test/test_common_spi.h"
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#include "driver/spi_master.h"
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#include "driver/spi_slave.h"
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#include "esp_log.h"
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#include "soc/spi_periph.h"
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#include "test/test_common_spi.h"
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/********************************************************************************
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* Test By Internal Connections
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********************************************************************************/
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static void local_test_init(void** context);
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static void local_test_deinit(void* context);
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static void local_test_loop(const void *test_param, void* context);
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static const ptest_func_t local_test_func = {
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.pre_test = local_test_init,
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.post_test = local_test_deinit,
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.loop = local_test_loop,
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.def_param = spitest_def_param,
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};
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#define TEST_SPI_LOCAL(name, param_set) \
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PARAM_GROUP_DECLARE(name, param_set) \
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TEST_LOCAL(name, param_set, "[spi][timeout=120]", &local_test_func)
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static void local_test_init(void** arg)
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{
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TEST_ASSERT(*arg==NULL);
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*arg = malloc(sizeof(spitest_context_t));
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spitest_context_t* context = (spitest_context_t*)*arg;
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TEST_ASSERT(context!=NULL);
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context->slave_context = (spi_slave_task_context_t){};
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esp_err_t err = init_slave_context( &context->slave_context);
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TEST_ASSERT(err == ESP_OK);
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xTaskCreate(spitest_slave_task, "spi_slave", 4096, &context->slave_context, 0, &context->handle_slave);
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}
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static void local_test_deinit(void* arg)
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{
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spitest_context_t* context = arg;
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vTaskDelete(context->handle_slave);
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context->handle_slave = 0;
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deinit_slave_context(&context->slave_context);
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}
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static void local_test_start(spi_device_handle_t *spi, int freq, const spitest_param_set_t* pset, spitest_context_t* context)
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{
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//master config
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spi_bus_config_t buscfg = SPI_BUS_TEST_DEFAULT_CONFIG();
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spi_device_interface_config_t devcfg = SPI_DEVICE_TEST_DEFAULT_CONFIG();
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spi_slave_interface_config_t slvcfg = SPI_SLAVE_TEST_DEFAULT_CONFIG();
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//pin config & initialize
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//we can't have two sets of iomux pins on the same pins
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assert(!pset->master_iomux || !pset->slave_iomux);
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if (pset->slave_iomux) {
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//only in this case, use VSPI iomux pins
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buscfg.miso_io_num = VSPI_IOMUX_PIN_NUM_MISO;
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buscfg.mosi_io_num = VSPI_IOMUX_PIN_NUM_MOSI;
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buscfg.sclk_io_num = VSPI_IOMUX_PIN_NUM_CLK;
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devcfg.spics_io_num = VSPI_IOMUX_PIN_NUM_CS;
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slvcfg.spics_io_num = VSPI_IOMUX_PIN_NUM_CS;
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} else {
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buscfg.miso_io_num = HSPI_IOMUX_PIN_NUM_MISO;
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buscfg.mosi_io_num = HSPI_IOMUX_PIN_NUM_MOSI;
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buscfg.sclk_io_num = HSPI_IOMUX_PIN_NUM_CLK;
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devcfg.spics_io_num = HSPI_IOMUX_PIN_NUM_CS;
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slvcfg.spics_io_num = HSPI_IOMUX_PIN_NUM_CS;
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}
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//this does nothing, but avoid the driver from using iomux pins if required
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buscfg.quadhd_io_num = (!pset->master_iomux && !pset->slave_iomux ? VSPI_IOMUX_PIN_NUM_MISO : -1);
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devcfg.mode = pset->mode;
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const int cs_pretrans_max = 15;
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if (pset->dup == HALF_DUPLEX_MISO) {
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devcfg.cs_ena_pretrans = cs_pretrans_max;
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devcfg.flags |= SPI_DEVICE_HALFDUPLEX;
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} else if (pset->dup == HALF_DUPLEX_MOSI) {
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devcfg.cs_ena_pretrans = cs_pretrans_max;
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devcfg.flags |= SPI_DEVICE_NO_DUMMY;
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} else {
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devcfg.cs_ena_pretrans = cs_pretrans_max;
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}
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const int cs_posttrans_max = 15;
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devcfg.cs_ena_posttrans = cs_posttrans_max;
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devcfg.input_delay_ns = pset->slave_tv_ns;
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devcfg.clock_speed_hz = freq;
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if (pset->master_limit != 0 && freq > pset->master_limit) devcfg.flags |= SPI_DEVICE_NO_DUMMY;
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//slave config
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slvcfg.mode = pset->mode;
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slave_pull_up(&buscfg, slvcfg.spics_io_num);
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TEST_ESP_OK(spi_bus_initialize(HSPI_HOST, &buscfg, pset->master_dma_chan));
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TEST_ESP_OK(spi_bus_add_device(HSPI_HOST, &devcfg, spi));
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//slave automatically use iomux pins if pins are on VSPI_* pins
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buscfg.quadhd_io_num = -1;
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TEST_ESP_OK(spi_slave_initialize(VSPI_HOST, &buscfg, &slvcfg, pset->slave_dma_chan));
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//initialize master and slave on the same pins break some of the output configs, fix them
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if (pset->master_iomux) {
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spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_SPI, HSPID_OUT_IDX);
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spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_GPIO, VSPIQ_OUT_IDX);
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spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_SPI, HSPICS0_OUT_IDX);
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spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_SPI, HSPICLK_OUT_IDX);
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} else if (pset->slave_iomux) {
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spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_GPIO, HSPID_OUT_IDX);
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spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_SPI, VSPIQ_OUT_IDX);
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spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_GPIO, HSPICS0_OUT_IDX);
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spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_GPIO, HSPICLK_OUT_IDX);
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} else {
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spitest_gpio_output_sel(buscfg.mosi_io_num, FUNC_GPIO, HSPID_OUT_IDX);
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spitest_gpio_output_sel(buscfg.miso_io_num, FUNC_GPIO, VSPIQ_OUT_IDX);
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spitest_gpio_output_sel(devcfg.spics_io_num, FUNC_GPIO, HSPICS0_OUT_IDX);
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spitest_gpio_output_sel(buscfg.sclk_io_num, FUNC_GPIO, HSPICLK_OUT_IDX);
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}
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//prepare slave tx data
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for (int k = 0; k < pset->test_size; k++)
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xQueueSend(context->slave_context.data_to_send, &context->slave_trans[k], portMAX_DELAY);
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//clear master receive buffer
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memset(context->master_rxbuf, 0x66, sizeof(context->master_rxbuf));
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}
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static void local_test_loop(const void* arg1, void* arg2)
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{
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const spitest_param_set_t *pset = arg1;
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spitest_context_t *context = arg2;
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spi_device_handle_t spi;
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spitest_init_transactions(pset, context);
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const int *timing_speed_array = pset->freq_list;
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ESP_LOGI(MASTER_TAG, "****************** %s ***************", pset->pset_name);
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for (int i = 0; ; i++) {
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const int freq = timing_speed_array[i];
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if (freq==0) break;
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if (pset->freq_limit && freq > pset->freq_limit) break;
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ESP_LOGI(MASTER_TAG, "======> %dk", freq / 1000);
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local_test_start(&spi, freq, pset, context);
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for (int k = 0; k < pset->test_size; k++) {
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//wait for both master and slave end
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ESP_LOGI(MASTER_TAG, "=> test%d", k);
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//send master tx data
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vTaskDelay(9);
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spi_transaction_t *t = &context->master_trans[k];
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TEST_ESP_OK(spi_device_transmit(spi, t));
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int len = get_trans_len(pset->dup, t);
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spitest_master_print_data(t, len);
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size_t rcv_len;
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slave_rxdata_t *rcv_data = xRingbufferReceive(context->slave_context.data_received, &rcv_len, portMAX_DELAY);
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spitest_slave_print_data(rcv_data, true);
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//check result
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bool check_master_data = (pset->dup!=HALF_DUPLEX_MOSI &&
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(pset->master_limit==0 || freq <= pset->master_limit));
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bool check_slave_data = (pset->dup!=HALF_DUPLEX_MISO);
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const bool check_len = true;
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if (!check_master_data) ESP_LOGI(MASTER_TAG, "skip master data check");
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if (!check_slave_data) ESP_LOGI(SLAVE_TAG, "skip slave data check");
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TEST_ESP_OK(spitest_check_data(len, t, rcv_data, check_master_data, check_len, check_slave_data));
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//clean
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vRingbufferReturnItem(context->slave_context.data_received, rcv_data);
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}
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master_free_device_bus(spi);
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TEST_ASSERT(spi_slave_free(VSPI_HOST) == ESP_OK);
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}
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}
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/************ Timing Test ***********************************************/
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static spitest_param_set_t timing_pgroup[] = {
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{ .pset_name = "FULL_DUP, MASTER IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.master_iomux = true,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO,
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},
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{ .pset_name = "FULL_DUP, SLAVE IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "FULL_DUP, BOTH GPIO",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.master_limit = SPI_MASTER_FREQ_10M,
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.dup = FULL_DUPLEX,
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.master_iomux = false,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO,
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},
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{ .pset_name = "MISO_DUP, MASTER IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.master_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MISO,
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.master_iomux = true,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO+12.5,
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//for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M
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},
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{ .pset_name = "MISO_DUP, SLAVE IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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//.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MISO,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT+12.5,
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//for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M
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},
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{ .pset_name = "MISO_DUP, BOTH GPIO",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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//.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MISO,
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.master_iomux = false,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO+12.5,
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//for freq lower than 20M, the delay is 60(62.5)ns, however, the delay becomes 75ns over 26M
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},
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{ .pset_name = "MOSI_DUP, MASTER IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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//.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MOSI,
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.master_iomux = true,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO,
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},
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{ .pset_name = "MOSI_DUP, SLAVE IOMUX",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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//.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MOSI,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "MOSI_DUP, BOTH GPIO",
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.freq_limit = ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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//.freq_limit = ESP_SPI_SLAVE_MAX_READ_FREQ, //ESP_SPI_SLAVE_MAX_FREQ_SYNC,
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.dup = HALF_DUPLEX_MOSI,
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.master_iomux = false,
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.slave_iomux = false,
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.slave_tv_ns = TV_INT_CONNECT_GPIO,
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},
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};
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TEST_SPI_LOCAL(TIMING, timing_pgroup)
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/************ Mode Test ***********************************************/
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#define FREQ_LIMIT_MODE SPI_MASTER_FREQ_16M
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static int test_freq_mode_local[]={
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1*1000*1000,
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SPI_MASTER_FREQ_9M, //maximum freq MISO stable before next latch edge
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SPI_MASTER_FREQ_13M,
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SPI_MASTER_FREQ_16M,
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SPI_MASTER_FREQ_20M,
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SPI_MASTER_FREQ_26M,
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SPI_MASTER_FREQ_40M,
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0,
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};
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static spitest_param_set_t mode_pgroup[] = {
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{ .pset_name = "Mode 0",
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.freq_list = test_freq_mode_local,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 0,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "Mode 1",
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.freq_list = test_freq_mode_local,
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.freq_limit = SPI_MASTER_FREQ_26M,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 1,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "Mode 2",
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.freq_list = test_freq_mode_local,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "Mode 3",
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.freq_list = test_freq_mode_local,
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.freq_limit = SPI_MASTER_FREQ_26M,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 3,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "Mode 0, DMA",
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.freq_list = test_freq_mode_local,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 0,
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.slave_dma_chan = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb).
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.length_aligned = true,
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},
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{ .pset_name = "Mode 1, DMA",
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.freq_list = test_freq_mode_local,
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.freq_limit = SPI_MASTER_FREQ_26M,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 1,
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.slave_dma_chan = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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.length_aligned = true,
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},
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{ .pset_name = "Mode 2, DMA",
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.freq_list = test_freq_mode_local,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 2,
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.slave_dma_chan = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT, //at 16M, the MISO delay (-0.5T+(3+2)apb) equals to non-DMA mode delay (3apb).
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.length_aligned = true,
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},
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{ .pset_name = "Mode 3, DMA",
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.freq_list = test_freq_mode_local,
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.freq_limit = SPI_MASTER_FREQ_26M,
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.master_limit = SPI_MASTER_FREQ_13M,
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.dup = FULL_DUPLEX,
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.mode = 3,
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.slave_dma_chan = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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.length_aligned = true,
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},
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// MISO ////////////////////////////////////
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{ .pset_name = "MISO, Mode 0",
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.freq_list = test_freq_mode_local,
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.dup = HALF_DUPLEX_MISO,
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.mode = 0,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "MISO, Mode 1",
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.freq_list = test_freq_mode_local,
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.dup = HALF_DUPLEX_MISO,
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.mode = 1,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "MISO, Mode 2",
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.freq_list = test_freq_mode_local,
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.dup = HALF_DUPLEX_MISO,
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.mode = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "MISO, Mode 3",
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.freq_list = test_freq_mode_local,
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.dup = HALF_DUPLEX_MISO,
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.mode = 3,
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.master_iomux = false,
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.slave_iomux = true,
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.slave_tv_ns = TV_INT_CONNECT,
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},
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{ .pset_name = "MISO, Mode 0, DMA",
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.freq_list = test_freq_mode_local,
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.dup = HALF_DUPLEX_MISO,
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.mode = 0,
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.slave_dma_chan = 2,
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.master_iomux = false,
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.slave_iomux = true,
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.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)
|
|
|
|
/********************************************************************************
|
|
* Test By Master & Slave (2 boards)
|
|
*
|
|
* Wiring:
|
|
* | Master | Slave |
|
|
* | ------ | ----- |
|
|
* | 12 | 19 |
|
|
* | 13 | 23 |
|
|
* | 14 | 18 |
|
|
* | 15 | 5 |
|
|
* | GND | GND |
|
|
*
|
|
********************************************************************************/
|
|
static void test_master_init(void** context);
|
|
static void test_master_deinit(void* context);
|
|
static void test_master_loop(const void *test_cfg, void* context);
|
|
|
|
static const ptest_func_t master_test_func = {
|
|
.pre_test = test_master_init,
|
|
.post_test = test_master_deinit,
|
|
.loop = test_master_loop,
|
|
.def_param = spitest_def_param,
|
|
};
|
|
|
|
static void test_slave_init(void** context);
|
|
static void test_slave_deinit(void* context);
|
|
static void test_slave_loop(const void *test_cfg, void* context);
|
|
|
|
static const ptest_func_t slave_test_func = {
|
|
.pre_test = test_slave_init,
|
|
.post_test = test_slave_deinit,
|
|
.loop = test_slave_loop,
|
|
.def_param = spitest_def_param,
|
|
};
|
|
|
|
#define TEST_SPI_MASTER_SLAVE(name, param_group, extra_tag) \
|
|
PARAM_GROUP_DECLARE(name, param_group) \
|
|
TEST_MASTER_SLAVE(name, param_group, "[spi_ms][test_env=Example_SPI_Multi_device][timeout=120]"#extra_tag, &master_test_func, &slave_test_func)
|
|
|
|
/************ Master Code ***********************************************/
|
|
static void test_master_init(void** arg)
|
|
{
|
|
TEST_ASSERT(*arg==NULL);
|
|
*arg = malloc(sizeof(spitest_context_t));
|
|
spitest_context_t* context = *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);
|
|
}
|
|
|
|
static void test_master_deinit(void* arg)
|
|
{
|
|
spitest_context_t* context = (spitest_context_t*)arg;
|
|
deinit_slave_context(&context->slave_context);
|
|
}
|
|
|
|
static void test_master_start(spi_device_handle_t *spi, int freq, const spitest_param_set_t* pset, spitest_context_t* context)
|
|
{
|
|
//master config
|
|
spi_bus_config_t buspset=SPI_BUS_TEST_DEFAULT_CONFIG();
|
|
buspset.miso_io_num = HSPI_IOMUX_PIN_NUM_MISO;
|
|
buspset.mosi_io_num = HSPI_IOMUX_PIN_NUM_MOSI;
|
|
buspset.sclk_io_num = HSPI_IOMUX_PIN_NUM_CLK;
|
|
//this does nothing, but avoid the driver from using native pins
|
|
if (!pset->master_iomux) buspset.quadhd_io_num = VSPI_IOMUX_PIN_NUM_MISO;
|
|
spi_device_interface_config_t devpset=SPI_DEVICE_TEST_DEFAULT_CONFIG();
|
|
devpset.spics_io_num = HSPI_IOMUX_PIN_NUM_CS;
|
|
devpset.mode = pset->mode;
|
|
const int cs_pretrans_max = 15;
|
|
if (pset->dup==HALF_DUPLEX_MISO) {
|
|
devpset.cs_ena_pretrans = cs_pretrans_max;
|
|
devpset.flags |= SPI_DEVICE_HALFDUPLEX;
|
|
} else if (pset->dup == HALF_DUPLEX_MOSI) {
|
|
devpset.cs_ena_pretrans = cs_pretrans_max;
|
|
devpset.flags |= SPI_DEVICE_NO_DUMMY;
|
|
} else {
|
|
devpset.cs_ena_pretrans = cs_pretrans_max;//20;
|
|
}
|
|
const int cs_posttrans_max = 15;
|
|
devpset.cs_ena_posttrans = cs_posttrans_max;
|
|
devpset.input_delay_ns = pset->slave_tv_ns;
|
|
devpset.clock_speed_hz = freq;
|
|
if (pset->master_limit != 0 && freq > pset->master_limit) devpset.flags |= SPI_DEVICE_NO_DUMMY;
|
|
TEST_ESP_OK(spi_bus_initialize(HSPI_HOST, &buspset, pset->master_dma_chan));
|
|
TEST_ESP_OK(spi_bus_add_device(HSPI_HOST, &devpset, spi));
|
|
|
|
//prepare data for the slave
|
|
for (int i = 0; i < pset->test_size; i ++) {
|
|
/* in the single board, the data is send to the slave task, then to the driver.
|
|
* However, in this test we don't know the data received by the slave.
|
|
* So we send to the return queue of the slave directly.
|
|
*/
|
|
//xQueueSend( slave_context.data_to_send, &slave_txdata[i], portMAX_DELAY );
|
|
|
|
uint8_t slave_buffer[320+8];
|
|
int length;
|
|
if (pset->dup!=HALF_DUPLEX_MISO) {
|
|
length = context->master_trans[i].length;
|
|
} else {
|
|
length = context->master_trans[i].rxlength;
|
|
}
|
|
uint32_t* ptr = (uint32_t*)slave_buffer;
|
|
ptr[0] = length;
|
|
ptr[1] = (uint32_t)context->slave_trans[i].start;
|
|
if (context->master_trans[i].tx_buffer!=NULL) {
|
|
memcpy(ptr+2, context->master_trans[i].tx_buffer, (context->master_trans[i].length+7)/8);
|
|
}
|
|
//Send to return queue directly
|
|
xRingbufferSend(context->slave_context.data_received, slave_buffer, 8+(length+7)/8, portMAX_DELAY);
|
|
}
|
|
memset(context->master_rxbuf, 0x66, sizeof(context->master_rxbuf));
|
|
}
|
|
|
|
static void test_master_loop(const void *arg1, void* arg2)
|
|
{
|
|
const spitest_param_set_t *test_cfg = (spitest_param_set_t*)arg1;
|
|
spitest_context_t* context = (spitest_context_t*)arg2;
|
|
spi_device_handle_t spi;
|
|
spitest_init_transactions(test_cfg, context);
|
|
const int *timing_speed_array = test_cfg->freq_list;
|
|
|
|
ESP_LOGI(MASTER_TAG, "****************** %s ***************", test_cfg->pset_name);
|
|
for (int i=0; ; i++ ) {
|
|
const int freq = timing_speed_array[i];
|
|
if (freq==0) break;
|
|
if (test_cfg->freq_limit && freq > test_cfg->freq_limit) break;
|
|
|
|
ESP_LOGI(MASTER_TAG, "==============> %dk", freq/1000);
|
|
test_master_start(&spi, freq, test_cfg, context);
|
|
|
|
unity_wait_for_signal("slave ready");
|
|
|
|
for( int j= 0; j < test_cfg->test_size; j ++ ) {
|
|
//wait for both master and slave end
|
|
ESP_LOGI( MASTER_TAG, "=> test%d", j );
|
|
//send master tx data
|
|
vTaskDelay(20);
|
|
|
|
spi_transaction_t *t = &context->master_trans[j];
|
|
TEST_ESP_OK (spi_device_transmit(spi, t) );
|
|
int len = get_trans_len(test_cfg->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, false);
|
|
|
|
//check result
|
|
bool check_master_data = (test_cfg->dup != HALF_DUPLEX_MOSI &&
|
|
(test_cfg->master_limit == 0 || freq <= test_cfg->master_limit));
|
|
const bool check_slave_data = false;
|
|
const bool check_len = false;
|
|
if (!check_master_data) {
|
|
ESP_LOGI(MASTER_TAG, "skip data check due to duplex mode or freq.");
|
|
} else {
|
|
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);
|
|
}
|
|
}
|
|
|
|
/************ Slave Code ***********************************************/
|
|
static void test_slave_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 test_slave_deinit(void* arg)
|
|
{
|
|
spitest_context_t* context = (spitest_context_t*)arg;
|
|
vTaskDelete( context->handle_slave );
|
|
context->handle_slave = 0;
|
|
|
|
deinit_slave_context(&context->slave_context);
|
|
}
|
|
|
|
static void timing_slave_start(int speed, const spitest_param_set_t* pset, spitest_context_t *context)
|
|
{
|
|
//slave config
|
|
spi_bus_config_t slv_buscfg=SPI_BUS_TEST_DEFAULT_CONFIG();
|
|
slv_buscfg.miso_io_num = VSPI_IOMUX_PIN_NUM_MISO;
|
|
slv_buscfg.mosi_io_num = VSPI_IOMUX_PIN_NUM_MOSI;
|
|
slv_buscfg.sclk_io_num = VSPI_IOMUX_PIN_NUM_CLK;
|
|
//this does nothing, but avoid the driver from using native pins
|
|
if (!pset->slave_iomux) slv_buscfg.quadhd_io_num = HSPI_IOMUX_PIN_NUM_CLK;
|
|
spi_slave_interface_config_t slvcfg=SPI_SLAVE_TEST_DEFAULT_CONFIG();
|
|
slvcfg.spics_io_num = VSPI_IOMUX_PIN_NUM_CS;
|
|
slvcfg.mode = pset->mode;
|
|
//Enable pull-ups on SPI lines so we don't detect rogue pulses when no master is connected.
|
|
slave_pull_up(&slv_buscfg, slvcfg.spics_io_num);
|
|
|
|
TEST_ESP_OK( spi_slave_initialize(VSPI_HOST, &slv_buscfg, &slvcfg, pset->slave_dma_chan) );
|
|
|
|
//prepare data for the master
|
|
for (int i = 0; i < pset->test_size; i++) {
|
|
if (pset->dup==FULL_DUPLEX) {
|
|
memcpy(context->master_trans[i].rx_buffer, context->slave_trans[i].start, (context->master_trans[i].length+7)/8);
|
|
} else if (pset->dup==HALF_DUPLEX_MISO) {
|
|
memcpy(context->master_trans[i].rx_buffer, context->slave_trans[i].start, (context->master_trans[i].rxlength+7)/8);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void test_slave_loop(const void *arg1, void* arg2)
|
|
{
|
|
const spitest_param_set_t *pset = (spitest_param_set_t*)arg1;
|
|
spitest_context_t* context = (spitest_context_t*)arg2;
|
|
ESP_LOGI(SLAVE_TAG, "****************** %s ***************", pset->pset_name);
|
|
spitest_init_transactions(pset, context);
|
|
|
|
const int *timing_speed_array = pset->freq_list;
|
|
for (int i=0; ; i++ ) {
|
|
const int freq = timing_speed_array[i];
|
|
if (freq==0) break;
|
|
if (pset->freq_limit != 0 && freq > pset->freq_limit) break;
|
|
|
|
ESP_LOGI(MASTER_TAG, "==============> %dk", timing_speed_array[i]/1000);
|
|
//Initialize SPI slave interface
|
|
timing_slave_start(freq, pset, context);
|
|
|
|
//prepare slave tx data
|
|
for (int i = 0; i < pset->test_size; i ++) {
|
|
xQueueSend( context->slave_context.data_to_send, &context->slave_trans[i], portMAX_DELAY );
|
|
//memcpy(context->master_trans[i].rx_buffer, context->slave_trans[i].start, (context->master_trans[i].length+7)/8);
|
|
}
|
|
|
|
vTaskDelay(50/portTICK_PERIOD_MS);
|
|
unity_send_signal("slave ready");
|
|
|
|
for( int i= 0; i < pset->test_size; i ++ ) {
|
|
//wait for both master and slave end
|
|
ESP_LOGI( MASTER_TAG, "===== test%d =====", i );
|
|
//send master tx data
|
|
vTaskDelay(20);
|
|
|
|
spi_transaction_t *t = &context->master_trans[i];
|
|
int len = get_trans_len(pset->dup, t);
|
|
spitest_master_print_data(t, FULL_DUPLEX);
|
|
|
|
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
|
|
const bool check_master_data = false;
|
|
bool check_slave_data = (pset->dup!=HALF_DUPLEX_MISO);
|
|
const bool check_len = true;
|
|
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 );
|
|
}
|
|
TEST_ASSERT(spi_slave_free(VSPI_HOST) == ESP_OK);
|
|
}
|
|
}
|
|
|
|
/************ Timing Test ***********************************************/
|
|
static spitest_param_set_t timing_conf[] = {
|
|
{ .pset_name = "FULL_DUP, BOTH IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.master_limit = SPI_MASTER_FREQ_16M,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "FULL_DUP, MASTER IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.master_limit = SPI_MASTER_FREQ_11M,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux = true,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
{ .pset_name = "FULL_DUP, SLAVE IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.master_limit = SPI_MASTER_FREQ_11M,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux = false,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "FULL_DUP, BOTH GPIO",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.master_limit = SPI_MASTER_FREQ_9M,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux = false,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
{ .pset_name = "MOSI_DUP, BOTH IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MOSI,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "MOSI_DUP, MASTER IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MOSI,
|
|
.master_iomux= true,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
{ .pset_name = "MOSI_DUP, SLAVE IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MOSI,
|
|
.master_iomux= false,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "MOSI_DUP, BOTH GPIO",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MOSI,
|
|
.master_iomux= false,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
{ .pset_name = "MISO_DUP, BOTH IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux = true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "MISO_DUP, MASTER IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux = true,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
{ .pset_name = "MISO_DUP, SLAVE IOMUX",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux = false,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
},
|
|
{ .pset_name = "MISO_DUP, BOTH GPIO",
|
|
.freq_limit = ESP_SPI_SLAVE_MAX_FREQ,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux = false,
|
|
.slave_iomux = false,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE_GPIO,
|
|
},
|
|
};
|
|
TEST_SPI_MASTER_SLAVE(TIMING, timing_conf, "")
|
|
|
|
/************ Mode Test ***********************************************/
|
|
#define FREQ_LIMIT_MODE SPI_MASTER_FREQ_16M
|
|
//Set to this input delay so that the master will read with delay until 7M
|
|
#define DELAY_HCLK_UNTIL_7M 12.5*3
|
|
|
|
static int test_freq_mode_ms[]={
|
|
100*1000,
|
|
6*1000*1000,
|
|
7*1000*1000,
|
|
SPI_MASTER_FREQ_8M, //maximum freq MISO stable before next latch edge
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SPI_MASTER_FREQ_9M, //maximum freq MISO stable before next latch edge
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SPI_MASTER_FREQ_10M,
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SPI_MASTER_FREQ_11M,
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SPI_MASTER_FREQ_13M,
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SPI_MASTER_FREQ_16M,
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SPI_MASTER_FREQ_20M,
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0,
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|
};
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static int test_freq_20M_only[]={
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SPI_MASTER_FREQ_20M,
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0,
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};
|
|
|
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spitest_param_set_t mode_conf[] = {
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//non-DMA tests
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|
{ .pset_name = "mode 0, no DMA",
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.freq_list = test_freq_mode_ms,
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.master_limit = FREQ_LIMIT_MODE,
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.dup = FULL_DUPLEX,
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|
.master_iomux= true,
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.slave_iomux = true,
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.slave_tv_ns = TV_WITH_ESP_SLAVE,
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.mode = 0,
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|
},
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|
{ .pset_name = "mode 1, no DMA",
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|
.freq_list = test_freq_mode_ms,
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|
.master_limit = FREQ_LIMIT_MODE,
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|
.dup = FULL_DUPLEX,
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|
.master_iomux= true,
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|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
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|
.mode = 1,
|
|
},
|
|
{ .pset_name = "mode 2, no DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
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|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 2,
|
|
},
|
|
{ .pset_name = "mode 3, no DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 3,
|
|
},
|
|
//the master can only read to 16MHz, use half-duplex mode to read at 20.
|
|
{ .pset_name = "mode 0, no DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 0,
|
|
},
|
|
{ .pset_name = "mode 1, no DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 1,
|
|
},
|
|
{ .pset_name = "mode 2, no DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 2,
|
|
},
|
|
{ .pset_name = "mode 3, no DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 3,
|
|
},
|
|
//DMA tests
|
|
{ .pset_name = "mode 0, DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = DELAY_HCLK_UNTIL_7M,
|
|
.mode = 0,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
.length_aligned = true,
|
|
},
|
|
{ .pset_name = "mode 1, DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 1,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
.length_aligned = true,
|
|
},
|
|
{ .pset_name = "mode 2, DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = DELAY_HCLK_UNTIL_7M,
|
|
.mode = 2,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
.length_aligned = true,
|
|
},
|
|
{ .pset_name = "mode 3, DMA",
|
|
.freq_list = test_freq_mode_ms,
|
|
.master_limit = FREQ_LIMIT_MODE,
|
|
.dup = FULL_DUPLEX,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 3,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
.length_aligned = true,
|
|
},
|
|
//the master can only read to 16MHz, use half-duplex mode to read at 20.
|
|
{ .pset_name = "mode 0, DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 0,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
},
|
|
{ .pset_name = "mode 1, DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 1,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
},
|
|
{ .pset_name = "mode 2, DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 2,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
},
|
|
{ .pset_name = "mode 3, DMA, 20M",
|
|
.freq_list = test_freq_20M_only,
|
|
.dup = HALF_DUPLEX_MISO,
|
|
.master_iomux= true,
|
|
.slave_iomux = true,
|
|
.slave_tv_ns = TV_WITH_ESP_SLAVE,
|
|
.mode = 3,
|
|
.master_dma_chan = 1,
|
|
.slave_dma_chan = 1,
|
|
},
|
|
};
|
|
TEST_SPI_MASTER_SLAVE(MODE, mode_conf, "[ignore]")
|