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Add first pass of SPI LCD logic

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This commit is contained in:
maddiebaka
2025-12-05 23:34:42 -05:00
parent 33314d2a4a
commit 1763303f3c
54 changed files with 3422 additions and 1 deletions
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6
managed_components/espressif__esp_lcd_ili9341/test_apps/CMakeLists.txt Normal file
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# The following lines of boilerplate have to be in your project's CMakeLists
# in this exact order for cmake to work correctly
cmake_minimum_required(VERSION 3.5)
set(EXTRA_COMPONENT_DIRS "$ENV{IDF_PATH}/tools/unit-test-app/components")
include($ENV{IDF_PATH}/tools/cmake/project.cmake)
project(test_esp_lcd_ili9341)

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managed_components/espressif__esp_lcd_ili9341/test_apps/main/CMakeLists.txt Normal file
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idf_component_register(SRCS "test_esp_lcd_ili9341.c")

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managed_components/espressif__esp_lcd_ili9341/test_apps/main/idf_component.yml Normal file
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## IDF Component Manager Manifest File
dependencies:
idf: ">=4.4"
esp_lcd_ili9341:
version: "*"
override_path: "../../../esp_lcd_ili9341"

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managed_components/espressif__esp_lcd_ili9341/test_apps/main/test_esp_lcd_ili9341.c Normal file
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/*
* SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: CC0-1.0
*/
#include <inttypes.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/semphr.h"
#include "driver/spi_master.h"
#include "driver/gpio.h"
#include "esp_heap_caps.h"
#include "esp_log.h"
#include "esp_lcd_panel_io_interface.h"
#include "esp_lcd_panel_io.h"
#include "esp_lcd_panel_ops.h"
#include "unity.h"
#include "unity_test_runner.h"
#include "esp_lcd_ili9341.h"
#define TEST_LCD_HOST SPI2_HOST
#define TEST_LCD_H_RES (320)
#define TEST_LCD_V_RES (240)
#define TEST_LCD_BIT_PER_PIXEL (16)
#define TEST_PIN_NUM_LCD_CS (GPIO_NUM_5)
#define TEST_PIN_NUM_LCD_PCLK (GPIO_NUM_7)
#define TEST_PIN_NUM_LCD_DATA0 (GPIO_NUM_6)
#define TEST_PIN_NUM_LCD_DC (GPIO_NUM_4)
#if CONFIG_IDF_TARGET_ESP32S3
#define TEST_PIN_NUM_LCD_RST (GPIO_NUM_48)
#else
#define TEST_PIN_NUM_LCD_RST (GPIO_NUM_1)
#endif
#if CONFIG_IDF_TARGET_ESP32S3
#define TEST_PIN_NUM_LCD_BL (GPIO_NUM_45)
#else
#define TEST_PIN_NUM_LCD_BL (GPIO_NUM_0)
#endif
#define TEST_DELAY_TIME_MS (3000)
static char *TAG = "ili9341_test";
static SemaphoreHandle_t refresh_finish = NULL;
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)
{
BaseType_t need_yield = pdFALSE;
xSemaphoreGiveFromISR(refresh_finish, &need_yield);
return (need_yield == pdTRUE);
}
static void test_draw_bitmap(esp_lcd_panel_handle_t panel_handle)
{
refresh_finish = xSemaphoreCreateBinary();
TEST_ASSERT_NOT_NULL(refresh_finish);
uint16_t row_line = TEST_LCD_V_RES / TEST_LCD_BIT_PER_PIXEL;
uint8_t byte_per_pixel = TEST_LCD_BIT_PER_PIXEL / 8;
uint8_t *color = (uint8_t *)heap_caps_calloc(1, row_line * TEST_LCD_H_RES * byte_per_pixel, MALLOC_CAP_DMA);
TEST_ASSERT_NOT_NULL(color);
for (int j = 0; j < TEST_LCD_BIT_PER_PIXEL; j++) {
for (int i = 0; i < row_line * TEST_LCD_H_RES; i++) {
for (int k = 0; k < byte_per_pixel; k++) {
color[i * byte_per_pixel + k] = (SPI_SWAP_DATA_TX(BIT(j), TEST_LCD_BIT_PER_PIXEL) >> (k * 8)) & 0xff;
}
}
TEST_ESP_OK(esp_lcd_panel_draw_bitmap(panel_handle, 0, j * row_line, TEST_LCD_H_RES, (j + 1) * row_line, color));
xSemaphoreTake(refresh_finish, portMAX_DELAY);
}
free(color);
vSemaphoreDelete(refresh_finish);
}
TEST_CASE("test ili9341 to draw color bar with SPI interface", "[ili9341][spi]")
{
ESP_LOGI(TAG, "Turn on the backlight");
gpio_config_t io_conf = {
.pin_bit_mask = BIT64(TEST_PIN_NUM_LCD_BL),
.mode = GPIO_MODE_OUTPUT,
.pull_up_en = GPIO_PULLUP_DISABLE,
.pull_down_en = GPIO_PULLDOWN_DISABLE,
.intr_type = GPIO_INTR_DISABLE,
};
gpio_config(&io_conf);
gpio_set_level(TEST_PIN_NUM_LCD_BL, 1);
ESP_LOGI(TAG, "Initialize SPI bus");
const spi_bus_config_t buscfg = ILI9341_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);
TEST_ESP_OK(spi_bus_initialize(TEST_LCD_HOST, &buscfg, SPI_DMA_CH_AUTO));
ESP_LOGI(TAG, "Install panel IO");
esp_lcd_panel_io_handle_t io_handle = NULL;
const esp_lcd_panel_io_spi_config_t io_config = ILI9341_PANEL_IO_SPI_CONFIG(TEST_PIN_NUM_LCD_CS, TEST_PIN_NUM_LCD_DC,
test_notify_refresh_ready, NULL);
// Attach the LCD to the SPI bus
TEST_ESP_OK(esp_lcd_new_panel_io_spi((esp_lcd_spi_bus_handle_t)TEST_LCD_HOST, &io_config, &io_handle));
ESP_LOGI(TAG, "Install ili9341 panel driver");
esp_lcd_panel_handle_t panel_handle = NULL;
const esp_lcd_panel_dev_config_t panel_config = {
.reset_gpio_num = TEST_PIN_NUM_LCD_RST, // Shared with Touch reset
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
.color_space = ESP_LCD_COLOR_SPACE_BGR,
#elif ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(6, 0, 0)
.rgb_endian = LCD_RGB_ENDIAN_BGR,
#else
.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_BGR,
#endif
.bits_per_pixel = TEST_LCD_BIT_PER_PIXEL,
};
TEST_ESP_OK(esp_lcd_new_panel_ili9341(io_handle, &panel_config, &panel_handle));
TEST_ESP_OK(esp_lcd_panel_reset(panel_handle));
TEST_ESP_OK(esp_lcd_panel_init(panel_handle));
TEST_ESP_OK(esp_lcd_panel_mirror(panel_handle, true, true));
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
TEST_ESP_OK(esp_lcd_panel_disp_off(panel_handle, false));
#else
TEST_ESP_OK(esp_lcd_panel_disp_on_off(panel_handle, true));
#endif
test_draw_bitmap(panel_handle);
vTaskDelay(pdMS_TO_TICKS(TEST_DELAY_TIME_MS));
gpio_reset_pin(TEST_PIN_NUM_LCD_BL);
TEST_ESP_OK(esp_lcd_panel_del(panel_handle));
TEST_ESP_OK(esp_lcd_panel_io_del(io_handle));
TEST_ESP_OK(spi_bus_free(TEST_LCD_HOST));
}
// Some resources are lazy allocated in the LCD driver, the threadhold is left for that case
#define TEST_MEMORY_LEAK_THRESHOLD (-300)
static size_t before_free_8bit;
static size_t before_free_32bit;
static void check_leak(size_t before_free, size_t after_free, const char *type)
{
ssize_t delta = after_free - before_free;
printf("MALLOC_CAP_%s: Before %u bytes free, After %u bytes free (delta %d)\n", type, before_free, after_free, delta);
TEST_ASSERT_MESSAGE(delta >= TEST_MEMORY_LEAK_THRESHOLD, "memory leak");
}
void setUp(void)
{
before_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
before_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
}
void tearDown(void)
{
size_t after_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
size_t after_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
check_leak(before_free_8bit, after_free_8bit, "8BIT");
check_leak(before_free_32bit, after_free_32bit, "32BIT");
}
void app_main(void)
{
/**
* _____ __ _____ ___ _____ _ _ _
* \_ \/ / \_ \/ _ \___ /| || | / |
* / /\/ / / /\/ (_) ||_ \| || |_| |
* /\/ /_/ /___/\/ /_ \__, |__) |__ _| |
* \____/\____/\____/ /_/____/ |_| |_|
*/
printf(" _____ __ _____ ___ _____ _ _ _\r\n");
printf(" \\_ \\/ / \\_ \\/ _ \\___ /| || | / |\r\n");
printf(" / /\\/ / / /\\/ (_) ||_ \\| || |_| |\r\n");
printf("/\\/ /_/ /___/\\/ /_ \\__, |__) |__ _| |\r\n");
printf("\\____/\\____/\\____/ /_/____/ |_| |_|\r\n");
unity_run_menu();
}

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managed_components/espressif__esp_lcd_ili9341/test_apps/sdkconfig.defaults Normal file
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CONFIG_FREERTOS_HZ=1000
CONFIG_ESP_TASK_WDT_EN=n