uint32_t caps[SOC_MEMORY_TYPE_NO_PRIOS]; ///< Capabilities for the type of memory in this heap (as a prioritised set). Copied from soc_memory_types so it's in RAM not flash. intptr_t start; intptr_t end; portMUX_TYPE heap_mux; multi_heap_handle_t heap; SLIST_ENTRY(heap_t_...
调用heap_caps_calloc函数,传入参数1、sizeof(adc_oneshot_unit_ctx_t)和ADC_MEM_ALLOC_CAPS。 如果分配成功,heap_caps_calloc函数会返回一个指向分配的内存的指针,我们将这个指针赋值给变量unit。 如果分配失败,heap_caps_calloc函数会返回NULL,我们将不会得到任何结果。 看出来没有,每一个语句都要进行一次校验。
cam_obj->frames = (cam_frame_t*)heap_caps_calloc( //配置fb_count->frame_cnt: 1 1, cam_obj->frame_cnt * sizeof(cam_frame_t), MALLOC_CAP_DEFAULT); CAM_CHECK(cam_obj->frames != NULL, "frames malloc failed", ESP_FAIL);
1、背景看图片_calloc_r ->_malloc_r ->heap_caps_malloc_default->heap_caps_malloc->multi_heap_malloc->multi_heap_malloc_impl->get_next_block /* Return the next sequential block in the heap. esp32内存优化 java linux 算法 链表 转载 ...
lv_init();// lvgl内核初始化lvgl_driver_init();// lvgl显示接口初始化//申请两个buffer来给lvgl刷屏用/*外部PSRAM方式*/// lv_color_t *buf1 = (lv_color_t *)heap_caps_malloc(DISP_BUF_SIZE * 2, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);// lv_color_t *buf2 = (lv_color_t *)heap_...
esp_deregister_freertos_idle_hook_for_cpu(other_cpu_startup_idle_hook_cb,!xPortGetCoreID());#endif//[refactor-todo] check if there is a way to move the following block to esp_system startupheap_caps_enable_nonos_stack_heaps();//Now we have startup stack RAM available for heap, en...
使用ESP32时如果怀疑存在内存泄漏,第一步是找出程序的哪个部分正在泄漏内存。使用xPortGetFreeHeapSize()、heap_caps_get_free_size()或相关函数来跟踪应用程序生命周期内的内存使用情况。尝试将泄漏缩小到单个函数或函数序列,在这些函数中,可用内存总是减少并且永远不会恢复。
重新配置后 没有问题了 ,但是出现了另外一个问题: 使用串口的时候,调用时uart_driver_install函数,uart_alloc_driver_obj()未申请到内存,查看底层发现heap_caps_calloc()未申请到内存,实际查看,空闲内存还有124K之多。请问还需要修改其他配置吗? SPRAM配置如下: # # SPI RAM config # CONFIG_SPIRAM_MODE_QUAD...
{ .auto_update_desc =true, .owner_check =true}; gdma_apply_strategy(tx_channel, &strategy_config); gdma_connect(tx_channel, GDMA_MAKE_TRIGGER(GDMA_TRIG_PERIPH_UART,0));// trig_periph.instance_id ==2tx_dma_buf = heap_caps_calloc(1,2048, MALLOC_CAP_INTERNAL | MALLOC_CAP_DMA);if(...
0x4008292d: heap_caps_calloc at C:/esp-idf/esp-idf/components/heap/heap_caps.c:467 0x400de31d: cam_dma_config at D:/Upwork/AviChalid/gate-door-opener/components/esp32-camera/driver/cam_hal.c:274 0x400de7f7: cam_config at D:/Upwork/AviChalid/gate-door-opener/components/esp32-came...