LVGL 库提交

2026-08-30 08:57:07 +08:00
parent 26c9098630
commit e2f199c6bf
1056 changed files with 556743 additions and 45 deletions
@@ -0,0 +1,98 @@
+/**
+ * @file lv_freertos.h
+ *
+ */
+
+/**
+ * Copyright 2023 NXP
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#ifndef LV_FREERTOS_H
+#define LV_FREERTOS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "lv_os.h"
+
+#if LV_USE_OS == LV_OS_FREERTOS
+
+#ifdef ESP_PLATFORM
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/semphr.h"
+#else
+#include "FreeRTOS.h"
+#include "task.h"
+#include "semphr.h"
+#endif
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+typedef struct {
+    void (*pvStartRoutine)(void *);       /**< Application thread function. */
+    void * pTaskArg;                      /**< Arguments for application thread function. */
+    TaskHandle_t xTaskHandle;             /**< FreeRTOS task handle. */
+} lv_thread_t;
+
+typedef struct {
+    BaseType_t xIsInitialized;            /**< Set to pdTRUE if this mutex is initialized, pdFALSE otherwise. */
+    SemaphoreHandle_t xMutex;             /**< FreeRTOS mutex. */
+} lv_mutex_t;
+
+typedef struct {
+    BaseType_t
+    xIsInitialized;                       /**< Set to pdTRUE if this condition variable is initialized, pdFALSE otherwise. */
+    BaseType_t xSyncSignal;               /**< Set to pdTRUE if the thread is signaled, pdFALSE otherwise. */
+#if LV_USE_FREERTOS_TASK_NOTIFY
+    TaskHandle_t xTaskToNotify;           /**< The task waiting to be signalled. NULL if nothing is waiting. */
+#else
+    SemaphoreHandle_t xCondWaitSemaphore; /**< Threads block on this semaphore in lv_thread_sync_wait. */
+    uint32_t ulWaitingThreads;            /**< The number of threads currently waiting on this condition variable. */
+    SemaphoreHandle_t xSyncMutex;         /**< Threads take this mutex before accessing the condition variable. */
+#endif
+} lv_thread_sync_t;
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**
+ * Set it for `traceTASK_SWITCHED_IN()` as
+ * `lv_freertos_task_switch_in(pxCurrentTCB->pcTaskName)`
+ * to save the start time stamp of a task
+ * @param name      the name of the which is switched in
+ */
+void lv_freertos_task_switch_in(const char * name);
+
+/**
+ * Set it for `traceTASK_SWITCHED_OUT()` as
+ * `lv_freertos_task_switch_out()`
+ * to save finish time stamp of a task
+ */
+void lv_freertos_task_switch_out(void);
+
+
+/**********************
+ *      MACROS
+ **********************/
+
+#endif /*LV_USE_OS == LV_OS_FREERTOS*/
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_FREERTOS_H*/