680 lines
18 KiB
C
680 lines
18 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : usbd_conf.c
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* @version : v1.0_Cube
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* @brief : This file implements the board support package for the USB device library
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "stm32f4xx.h"
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#include "stm32f4xx_hal.h"
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#include "usbd_def.h"
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#include "usbd_core.h"
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#include "usbd_cdc.h"
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/* USER CODE BEGIN Includes */
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE END PV */
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PCD_HandleTypeDef hpcd_USB_OTG_FS;
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void Error_Handler(void);
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/* External functions --------------------------------------------------------*/
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void SystemClock_Config(void);
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/* USER CODE BEGIN PFP */
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/* Private function prototypes -----------------------------------------------*/
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USBD_StatusTypeDef USBD_Get_USB_Status(HAL_StatusTypeDef hal_status);
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/* USER CODE END PFP */
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/* Private functions ---------------------------------------------------------*/
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/*******************************************************************************
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LL Driver Callbacks (PCD -> USB Device Library)
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*******************************************************************************/
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/* MSP Init */
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void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(pcdHandle->Instance==USB_OTG_FS)
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{
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/* USER CODE BEGIN USB_OTG_FS_MspInit 0 */
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/* USER CODE END USB_OTG_FS_MspInit 0 */
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__HAL_RCC_GPIOA_CLK_ENABLE();
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/**USB_OTG_FS GPIO Configuration
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PA12 ------> USB_OTG_FS_DP
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PA11 ------> USB_OTG_FS_DM
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_12|GPIO_PIN_11;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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/* Peripheral clock enable */
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__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
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/* Peripheral interrupt init */
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HAL_NVIC_SetPriority(OTG_FS_IRQn, 5, 0);
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HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
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/* USER CODE BEGIN USB_OTG_FS_MspInit 1 */
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/* USER CODE END USB_OTG_FS_MspInit 1 */
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}
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}
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void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
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{
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if(pcdHandle->Instance==USB_OTG_FS)
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{
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/* USER CODE BEGIN USB_OTG_FS_MspDeInit 0 */
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/* USER CODE END USB_OTG_FS_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_USB_OTG_FS_CLK_DISABLE();
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/**USB_OTG_FS GPIO Configuration
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PA12 ------> USB_OTG_FS_DP
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PA11 ------> USB_OTG_FS_DM
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*/
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_12|GPIO_PIN_11);
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/* Peripheral interrupt Deinit*/
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HAL_NVIC_DisableIRQ(OTG_FS_IRQn);
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/* USER CODE BEGIN USB_OTG_FS_MspDeInit 1 */
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/* USER CODE END USB_OTG_FS_MspDeInit 1 */
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}
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}
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/**
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* @brief Setup stage callback
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_SetupStage((USBD_HandleTypeDef*)hpcd->pData, (uint8_t *)hpcd->Setup);
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}
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/**
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* @brief Data Out stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint number
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#else
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void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_DataOutStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
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}
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/**
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* @brief Data In stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint number
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#else
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void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_DataInStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
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}
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/**
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* @brief SOF callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_SOF((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Reset callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_SpeedTypeDef speed = USBD_SPEED_FULL;
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if ( hpcd->Init.speed == PCD_SPEED_HIGH)
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{
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speed = USBD_SPEED_HIGH;
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}
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else if ( hpcd->Init.speed == PCD_SPEED_FULL)
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{
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speed = USBD_SPEED_FULL;
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}
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else
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{
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Error_Handler();
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}
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/* Set Speed. */
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USBD_LL_SetSpeed((USBD_HandleTypeDef*)hpcd->pData, speed);
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/* Reset Device. */
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USBD_LL_Reset((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Suspend callback.
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* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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/* Inform USB library that core enters in suspend Mode. */
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USBD_LL_Suspend((USBD_HandleTypeDef*)hpcd->pData);
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__HAL_PCD_GATE_PHYCLOCK(hpcd);
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/* Enter in STOP mode. */
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/* USER CODE BEGIN 2 */
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if (hpcd->Init.low_power_enable)
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{
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/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register. */
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SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
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}
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/* USER CODE END 2 */
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}
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/**
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* @brief Resume callback.
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* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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/* USER CODE BEGIN 3 */
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/* USER CODE END 3 */
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USBD_LL_Resume((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief ISOOUTIncomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint number
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#else
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void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_IsoOUTIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
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}
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/**
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* @brief ISOINIncomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint number
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#else
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void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_IsoINIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
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}
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/**
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* @brief Connect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_DevConnected((USBD_HandleTypeDef*)hpcd->pData);
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}
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/**
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* @brief Disconnect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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static void PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
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#else
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void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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{
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USBD_LL_DevDisconnected((USBD_HandleTypeDef*)hpcd->pData);
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}
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/*******************************************************************************
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LL Driver Interface (USB Device Library --> PCD)
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*******************************************************************************/
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/**
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* @brief Initializes the low level portion of the device driver.
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* @param pdev: Device handle
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev)
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{
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/* Init USB Ip. */
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if (pdev->id == DEVICE_FS) {
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/* Link the driver to the stack. */
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hpcd_USB_OTG_FS.pData = pdev;
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pdev->pData = &hpcd_USB_OTG_FS;
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hpcd_USB_OTG_FS.Instance = USB_OTG_FS;
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hpcd_USB_OTG_FS.Init.dev_endpoints = 4;
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hpcd_USB_OTG_FS.Init.speed = PCD_SPEED_FULL;
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hpcd_USB_OTG_FS.Init.dma_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
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hpcd_USB_OTG_FS.Init.Sof_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.low_power_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.lpm_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.vbus_sensing_enable = DISABLE;
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hpcd_USB_OTG_FS.Init.use_dedicated_ep1 = DISABLE;
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if (HAL_PCD_Init(&hpcd_USB_OTG_FS) != HAL_OK)
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{
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Error_Handler( );
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}
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#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
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/* Register USB PCD CallBacks */
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_SOF_CB_ID, PCD_SOFCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_SETUPSTAGE_CB_ID, PCD_SetupStageCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_RESET_CB_ID, PCD_ResetCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_SUSPEND_CB_ID, PCD_SuspendCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_RESUME_CB_ID, PCD_ResumeCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_CONNECT_CB_ID, PCD_ConnectCallback);
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HAL_PCD_RegisterCallback(&hpcd_USB_OTG_FS, HAL_PCD_DISCONNECT_CB_ID, PCD_DisconnectCallback);
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HAL_PCD_RegisterDataOutStageCallback(&hpcd_USB_OTG_FS, PCD_DataOutStageCallback);
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HAL_PCD_RegisterDataInStageCallback(&hpcd_USB_OTG_FS, PCD_DataInStageCallback);
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HAL_PCD_RegisterIsoOutIncpltCallback(&hpcd_USB_OTG_FS, PCD_ISOOUTIncompleteCallback);
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HAL_PCD_RegisterIsoInIncpltCallback(&hpcd_USB_OTG_FS, PCD_ISOINIncompleteCallback);
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#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
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HAL_PCDEx_SetRxFiFo(&hpcd_USB_OTG_FS, 0x80);
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 0, 0x40);
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HAL_PCDEx_SetTxFiFo(&hpcd_USB_OTG_FS, 1, 0x80);
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}
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return USBD_OK;
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}
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/**
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* @brief De-Initializes the low level portion of the device driver.
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* @param pdev: Device handle
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_DeInit(USBD_HandleTypeDef *pdev)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_DeInit(pdev->pData);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Starts the low level portion of the device driver.
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* @param pdev: Device handle
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_Start(pdev->pData);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Stops the low level portion of the device driver.
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* @param pdev: Device handle
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_Stop(USBD_HandleTypeDef *pdev)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_Stop(pdev->pData);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Opens an endpoint of the low level driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint number
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* @param ep_type: Endpoint type
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* @param ep_mps: Endpoint max packet size
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_OpenEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr, uint8_t ep_type, uint16_t ep_mps)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_EP_Open(pdev->pData, ep_addr, ep_mps, ep_type);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Closes an endpoint of the low level driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint number
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_CloseEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_EP_Close(pdev->pData, ep_addr);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Flushes an endpoint of the Low Level Driver.
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* @param pdev: Device handle
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* @param ep_addr: Endpoint number
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* @retval USBD status
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*/
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USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
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{
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HAL_StatusTypeDef hal_status = HAL_OK;
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USBD_StatusTypeDef usb_status = USBD_OK;
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hal_status = HAL_PCD_EP_Flush(pdev->pData, ep_addr);
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usb_status = USBD_Get_USB_Status(hal_status);
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return usb_status;
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}
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/**
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* @brief Sets a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @retval USBD status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_StallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
HAL_StatusTypeDef hal_status = HAL_OK;
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
hal_status = HAL_PCD_EP_SetStall(pdev->pData, ep_addr);
|
|
|
|
usb_status = USBD_Get_USB_Status(hal_status);
|
|
|
|
return usb_status;
|
|
}
|
|
|
|
/**
|
|
* @brief Clears a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @retval USBD status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_ClearStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
HAL_StatusTypeDef hal_status = HAL_OK;
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
hal_status = HAL_PCD_EP_ClrStall(pdev->pData, ep_addr);
|
|
|
|
usb_status = USBD_Get_USB_Status(hal_status);
|
|
|
|
return usb_status;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns Stall condition.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @retval Stall (1: Yes, 0: No)
|
|
*/
|
|
uint8_t USBD_LL_IsStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
PCD_HandleTypeDef *hpcd = (PCD_HandleTypeDef*) pdev->pData;
|
|
|
|
if((ep_addr & 0x80) == 0x80)
|
|
{
|
|
return hpcd->IN_ep[ep_addr & 0x7F].is_stall;
|
|
}
|
|
else
|
|
{
|
|
return hpcd->OUT_ep[ep_addr & 0x7F].is_stall;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Assigns a USB address to the device.
|
|
* @param pdev: Device handle
|
|
* @param dev_addr: Device address
|
|
* @retval USBD status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr)
|
|
{
|
|
HAL_StatusTypeDef hal_status = HAL_OK;
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
hal_status = HAL_PCD_SetAddress(pdev->pData, dev_addr);
|
|
|
|
usb_status = USBD_Get_USB_Status(hal_status);
|
|
|
|
return usb_status;
|
|
}
|
|
|
|
/**
|
|
* @brief Transmits data over an endpoint.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @param pbuf: Pointer to data to be sent
|
|
* @param size: Data size
|
|
* @retval USBD status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Transmit(USBD_HandleTypeDef *pdev, uint8_t ep_addr, uint8_t *pbuf, uint32_t size)
|
|
{
|
|
HAL_StatusTypeDef hal_status = HAL_OK;
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
hal_status = HAL_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
|
|
|
|
usb_status = USBD_Get_USB_Status(hal_status);
|
|
|
|
return usb_status;
|
|
}
|
|
|
|
/**
|
|
* @brief Prepares an endpoint for reception.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @param pbuf: Pointer to data to be received
|
|
* @param size: Data size
|
|
* @retval USBD status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev, uint8_t ep_addr, uint8_t *pbuf, uint32_t size)
|
|
{
|
|
HAL_StatusTypeDef hal_status = HAL_OK;
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
hal_status = HAL_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
|
|
|
|
usb_status = USBD_Get_USB_Status(hal_status);
|
|
|
|
return usb_status;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the last transferred packet size.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint number
|
|
* @retval Received Data Size
|
|
*/
|
|
uint32_t USBD_LL_GetRxDataSize(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
|
|
{
|
|
return HAL_PCD_EP_GetRxCount((PCD_HandleTypeDef*) pdev->pData, ep_addr);
|
|
}
|
|
|
|
#ifdef USBD_HS_TESTMODE_ENABLE
|
|
/**
|
|
* @brief Set High speed Test mode.
|
|
* @param pdev: Device handle
|
|
* @param testmode: test mode
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_SetTestMode(USBD_HandleTypeDef *pdev, uint8_t testmode)
|
|
{
|
|
UNUSED(pdev);
|
|
UNUSED(testmode);
|
|
|
|
return USBD_OK;
|
|
}
|
|
#endif /* USBD_HS_TESTMODE_ENABLE */
|
|
|
|
/**
|
|
* @brief Static single allocation.
|
|
* @param size: Size of allocated memory
|
|
* @retval None
|
|
*/
|
|
void *USBD_static_malloc(uint32_t size)
|
|
{
|
|
static uint32_t mem[(sizeof(USBD_CDC_HandleTypeDef)/4)+1];/* On 32-bit boundary */
|
|
return mem;
|
|
}
|
|
|
|
/**
|
|
* @brief Dummy memory free
|
|
* @param p: Pointer to allocated memory address
|
|
* @retval None
|
|
*/
|
|
void USBD_static_free(void *p)
|
|
{
|
|
|
|
}
|
|
|
|
/**
|
|
* @brief Delays routine for the USB Device Library.
|
|
* @param Delay: Delay in ms
|
|
* @retval None
|
|
*/
|
|
void USBD_LL_Delay(uint32_t Delay)
|
|
{
|
|
HAL_Delay(Delay);
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the USB status depending on the HAL status:
|
|
* @param hal_status: HAL status
|
|
* @retval USB status
|
|
*/
|
|
USBD_StatusTypeDef USBD_Get_USB_Status(HAL_StatusTypeDef hal_status)
|
|
{
|
|
USBD_StatusTypeDef usb_status = USBD_OK;
|
|
|
|
switch (hal_status)
|
|
{
|
|
case HAL_OK :
|
|
usb_status = USBD_OK;
|
|
break;
|
|
case HAL_ERROR :
|
|
usb_status = USBD_FAIL;
|
|
break;
|
|
case HAL_BUSY :
|
|
usb_status = USBD_BUSY;
|
|
break;
|
|
case HAL_TIMEOUT :
|
|
usb_status = USBD_FAIL;
|
|
break;
|
|
default :
|
|
usb_status = USBD_FAIL;
|
|
break;
|
|
}
|
|
return usb_status;
|
|
}
|