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/*
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* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <inttypes.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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#include "driver/spi_master.h"
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#include "driver/gpio.h"
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#include "esp_heap_caps.h"
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#include "esp_log.h"
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#include "esp_lcd_panel_io.h"
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#include "esp_lcd_panel_ops.h"
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#include "unity.h"
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#include "unity_test_runner.h"
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#include "esp_lcd_st77916.h"
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#define TEST_LCD_HOST SPI2_HOST
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#define TEST_LCD_H_RES (360)
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#define TEST_LCD_V_RES (360)
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#define TEST_LCD_BIT_PER_PIXEL (16)
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#define TEST_PIN_NUM_LCD_CS (GPIO_NUM_9)
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#define TEST_PIN_NUM_LCD_PCLK (GPIO_NUM_10)
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#define TEST_PIN_NUM_LCD_DATA0 (GPIO_NUM_11)
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#define TEST_PIN_NUM_LCD_DATA1 (GPIO_NUM_12)
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#define TEST_PIN_NUM_LCD_DATA2 (GPIO_NUM_13)
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#define TEST_PIN_NUM_LCD_DATA3 (GPIO_NUM_14)
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#define TEST_PIN_NUM_LCD_RST (GPIO_NUM_17)
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#define TEST_PIN_NUM_LCD_DC (GPIO_NUM_8)
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#define TEST_DELAY_TIME_MS (3000)
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static char *TAG = "st77916_test";
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static SemaphoreHandle_t refresh_finish = NULL;
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IRAM_ATTR static bool test_notify_refresh_ready(esp_lcd_panel_io_handle_t panel_io, esp_lcd_panel_io_event_data_t *edata, void *user_ctx)
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{
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BaseType_t need_yield = pdFALSE;
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xSemaphoreGiveFromISR(refresh_finish, &need_yield);
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return (need_yield == pdTRUE);
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}
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static void test_draw_bitmap(esp_lcd_panel_handle_t panel_handle)
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{
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refresh_finish = xSemaphoreCreateBinary();
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TEST_ASSERT_NOT_NULL(refresh_finish);
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uint16_t row_line = ((TEST_LCD_V_RES / TEST_LCD_BIT_PER_PIXEL) << 1) >> 1;
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uint8_t byte_per_pixel = TEST_LCD_BIT_PER_PIXEL / 8;
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uint8_t *color = (uint8_t *)heap_caps_calloc(1, row_line * TEST_LCD_H_RES * byte_per_pixel, MALLOC_CAP_DMA);
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TEST_ASSERT_NOT_NULL(color);
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for (int j = 0; j < TEST_LCD_BIT_PER_PIXEL; j++) {
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for (int i = 0; i < row_line * TEST_LCD_H_RES; i++) {
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for (int k = 0; k < byte_per_pixel; k++) {
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color[i * byte_per_pixel + k] = (SPI_SWAP_DATA_TX(BIT(j), TEST_LCD_BIT_PER_PIXEL) >> (k * 8)) & 0xff;
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}
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}
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TEST_ESP_OK(esp_lcd_panel_draw_bitmap(panel_handle, 0, j * row_line, TEST_LCD_H_RES, (j + 1) * row_line, color));
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xSemaphoreTake(refresh_finish, portMAX_DELAY);
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}
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free(color);
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vSemaphoreDelete(refresh_finish);
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vTaskDelay(pdMS_TO_TICKS(TEST_DELAY_TIME_MS));
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}
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TEST_CASE("test st77916 to draw color bar with SPI interface", "[st77916][spi]")
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{
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ESP_LOGI(TAG, "Initialize SPI bus");
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const spi_bus_config_t buscfg = ST77916_PANEL_BUS_SPI_CONFIG(TEST_PIN_NUM_LCD_PCLK, TEST_PIN_NUM_LCD_DATA0, TEST_LCD_H_RES * 80 * TEST_LCD_BIT_PER_PIXEL / 8);
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TEST_ESP_OK(spi_bus_initialize(TEST_LCD_HOST, &buscfg, SPI_DMA_CH_AUTO));
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ESP_LOGI(TAG, "Install panel IO");
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esp_lcd_panel_io_handle_t io_handle = NULL;
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const esp_lcd_panel_io_spi_config_t io_config = ST77916_PANEL_IO_SPI_CONFIG(TEST_PIN_NUM_LCD_CS, TEST_PIN_NUM_LCD_DC,
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test_notify_refresh_ready, NULL);
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// Attach the LCD to the SPI bus
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TEST_ESP_OK(esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)TEST_LCD_HOST, &io_config, &io_handle));
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ESP_LOGI(TAG, "Install LCD driver of st77916");
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esp_lcd_panel_handle_t panel_handle = NULL;
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const esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_PIN_NUM_LCD_RST,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB,
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.bits_per_pixel = TEST_LCD_BIT_PER_PIXEL,
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};
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TEST_ESP_OK(esp_lcd_new_panel_st77916(io_handle, &panel_config, &panel_handle));
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esp_lcd_panel_reset(panel_handle);
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esp_lcd_panel_init(panel_handle);
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esp_lcd_panel_disp_on_off(panel_handle, true);
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test_draw_bitmap(panel_handle);
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TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_LCD_HOST));
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}
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TEST_CASE("test st77916 to draw color bar with QSPI interface", "[st77916][qspi]")
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{
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ESP_LOGI(TAG, "Initialize SPI bus");
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const spi_bus_config_t buscfg = ST77916_PANEL_BUS_QSPI_CONFIG(TEST_PIN_NUM_LCD_PCLK, TEST_PIN_NUM_LCD_DATA0,
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TEST_PIN_NUM_LCD_DATA1, TEST_PIN_NUM_LCD_DATA2,
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TEST_PIN_NUM_LCD_DATA3, TEST_LCD_H_RES * 80 * TEST_LCD_BIT_PER_PIXEL / 8);
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TEST_ESP_OK(spi_bus_initialize(TEST_LCD_HOST, &buscfg, SPI_DMA_CH_AUTO));
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ESP_LOGI(TAG, "Install panel IO");
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esp_lcd_panel_io_handle_t io_handle = NULL;
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const esp_lcd_panel_io_spi_config_t io_config = ST77916_PANEL_IO_QSPI_CONFIG(TEST_PIN_NUM_LCD_CS, test_notify_refresh_ready, NULL);
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// Attach the LCD to the SPI bus
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TEST_ESP_OK(esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)TEST_LCD_HOST, &io_config, &io_handle));
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ESP_LOGI(TAG, "Install LCD driver of st77916");
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esp_lcd_panel_handle_t panel_handle = NULL;
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const st77916_vendor_config_t vendor_config = {
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.flags = {
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.use_qspi_interface = 1,
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},
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};
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const esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = TEST_PIN_NUM_LCD_RST,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB,
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.bits_per_pixel = TEST_LCD_BIT_PER_PIXEL,
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.vendor_config = (void *) &vendor_config,
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};
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TEST_ESP_OK(esp_lcd_new_panel_st77916(io_handle, &panel_config, &panel_handle));
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esp_lcd_panel_reset(panel_handle);
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esp_lcd_panel_init(panel_handle);
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esp_lcd_panel_disp_on_off(panel_handle, true);
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test_draw_bitmap(panel_handle);
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TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
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TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
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TEST_ESP_OK(spi_bus_free(TEST_LCD_HOST));
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}
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// Some resources are lazy allocated in the LCD driver, the threadhold is left for that case
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#define TEST_MEMORY_LEAK_THRESHOLD (-300)
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static size_t before_free_8bit;
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static size_t before_free_32bit;
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static void check_leak(size_t before_free, size_t after_free, const char *type)
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{
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ssize_t delta = after_free - before_free;
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printf("MALLOC_CAP_%s: Before %u bytes free, After %u bytes free (delta %d)\n", type, before_free, after_free, delta);
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TEST_ASSERT_MESSAGE(delta >= TEST_MEMORY_LEAK_THRESHOLD, "memory leak");
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}
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void setUp(void)
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{
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before_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
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before_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
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}
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void tearDown(void)
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{
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size_t after_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
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size_t after_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
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check_leak(before_free_8bit, after_free_8bit, "8BIT");
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check_leak(before_free_32bit, after_free_32bit, "32BIT");
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}
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void app_main(void)
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{
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/**
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* __ _____ _____ _____ ___ _ __
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* / _\/__ \___ |___ / _ \/ |/ /_
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* \ \ / /\/ / / / / (_) | | '_ \
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* _\ \ / / / / / / \__, | | (_) |
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* \__/ \/ /_/ /_/ /_/|_|\___/
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*/
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printf(" __ _____ _____ _____ ___ _ __\r\n");
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printf(" / _\\/__ \\___ |___ / _ \\/ |/ /\r\n");
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printf(" \\ \\ / /\\/ / / / / (_) | | '_ \r\n");
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printf(" _\\ \\ / / / / / / \\__, | | (_) |\r\n");
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printf(" \\__/ \\/ /_/ /_/ /_/|_|\\___/\r\n");
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unity_run_menu();
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}
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