sysmocom
/
openblt
11
0
Fork 0
Code Issues Pull Requests Releases Activity
openblt/Target/Demo/ARMCM4_STM32F3_Discovery_F3.../Boot/usbd_conf.c

672 lines
20 KiB
C
Raw Blame History

/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : usbd_conf.c
* @version : v2.0_Cube
* @brief : This file implements the board support package for the USB device library
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* www.st.com/SLA0044
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "stm32f3xx.h"
#include "stm32f3xx_hal.h"
#include "usbd_def.h"
#include "usbd_core.h"
#include "usbd_bulk.h"
#include "boot.h"
#include "usb.h"
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/
/* USER CODE END PV */
PCD_HandleTypeDef hpcd_USB_FS;
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/* USER CODE BEGIN PFP */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE END PFP */
/* Private functions ---------------------------------------------------------*/
static USBD_StatusTypeDef USBD_Get_USB_Status(HAL_StatusTypeDef hal_status);
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state);
else
void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state);
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
/*******************************************************************************
LL Driver Callbacks (PCD -> USB Device Library)
*******************************************************************************/
/* MSP Init */
void HAL_PCD_MspInit(PCD_HandleTypeDef* pcdHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(pcdHandle->Instance==USB)
{
/* USER CODE BEGIN USB_MspInit 0 */
/* USER CODE END USB_MspInit 0 */
/**USB GPIO Configuration
PA11 ------> USB_DM
PA12 ------> USB_DP
*/
GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF14_USB;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Peripheral clock enable */
__HAL_RCC_USB_CLK_ENABLE();
/* USER CODE BEGIN USB_MspInit 1 */
/* USER CODE END USB_MspInit 1 */
}
}
void HAL_PCD_MspDeInit(PCD_HandleTypeDef* pcdHandle)
{
if(pcdHandle->Instance==USB)
{
/* USER CODE BEGIN USB_MspDeInit 0 */
/* USER CODE END USB_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_USB_CLK_DISABLE();
/**USB GPIO Configuration
PA11 ------> USB_DM
PA12 ------> USB_DP
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_11|GPIO_PIN_12);
/* USER CODE BEGIN USB_MspDeInit 1 */
/* USER CODE END USB_MspDeInit 1 */
}
}
/**
* @brief Setup stage callback
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_SetupStage((USBD_HandleTypeDef*)hpcd->pData, (uint8_t *)hpcd->Setup);
}
/**
* @brief Data Out stage callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint number
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#else
void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_DataOutStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
}
/**
* @brief Data In stage callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint number
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#else
void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_DataInStage((USBD_HandleTypeDef*)hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
}
/**
* @brief SOF callback.
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_SOF((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Reset callback.
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_SpeedTypeDef speed = USBD_SPEED_FULL;
/* Set USB current speed. */
switch (hpcd->Init.speed)
{
case PCD_SPEED_FULL:
speed = USBD_SPEED_FULL;
break;
default:
speed = USBD_SPEED_FULL;
break;
}
USBD_LL_SetSpeed((USBD_HandleTypeDef*)hpcd->pData, speed);
/* Reset Device. */
USBD_LL_Reset((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Suspend callback.
* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
/* Invoke hook function to allow the application to prepare entry into low power
* mode.
*/
UsbEnterLowPowerModeHook();
/* Inform USB library that core enters in suspend Mode. */
USBD_LL_Suspend((USBD_HandleTypeDef*)hpcd->pData);
/* Enter in STOP mode. */
/* USER CODE BEGIN 2 */
if (hpcd->Init.low_power_enable)
{
/* Set SLEEPDEEP bit and SleepOnExit of Cortex System Control Register. */
SCB->SCR |= (uint32_t)((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
}
/* USER CODE END 2 */
}
/**
* @brief Resume callback.
* When Low power mode is enabled the debug cannot be used (IAR, Keil doesn't support it)
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
/* USER CODE BEGIN 3 */
/* USER CODE END 3 */
USBD_LL_Resume((USBD_HandleTypeDef*)hpcd->pData);
/* Invoke hook function to allow the application to process exit from low power
* mode.
*/
UsbLeaveLowPowerModeHook();
}
/**
* @brief ISOOUTIncomplete callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint number
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#else
void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_IsoOUTIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
}
/**
* @brief ISOINIncomplete callback.
* @param hpcd: PCD handle
* @param epnum: Endpoint number
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#else
void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_IsoINIncomplete((USBD_HandleTypeDef*)hpcd->pData, epnum);
}
/**
* @brief Connect callback.
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_DevConnected((USBD_HandleTypeDef*)hpcd->pData);
}
/**
* @brief Disconnect callback.
* @param hpcd: PCD handle
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
static void PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
#else
void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
USBD_LL_DevDisconnected((USBD_HandleTypeDef*)hpcd->pData);
}
/*******************************************************************************
LL Driver Interface (USB Device Library --> PCD)
*******************************************************************************/
/**
* @brief Initializes the low level portion of the device driver.
* @param pdev: Device handle
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev)
{
/* Init USB Ip. */
/* Link the driver to the stack. */
hpcd_USB_FS.pData = pdev;
pdev->pData = &hpcd_USB_FS;
hpcd_USB_FS.Instance = USB;
hpcd_USB_FS.Init.dev_endpoints = 8;
hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
hpcd_USB_FS.Init.ep0_mps = DEP0CTL_MPS_64;
hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
hpcd_USB_FS.Init.low_power_enable = DISABLE;
hpcd_USB_FS.Init.battery_charging_enable = DISABLE;
if (HAL_PCD_Init(&hpcd_USB_FS) != HAL_OK)
{
ASSERT_RT(BLT_FALSE);
}
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
/* Register USB PCD CallBacks */
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_SOF_CB_ID, PCD_SOFCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_SETUPSTAGE_CB_ID, PCD_SetupStageCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_RESET_CB_ID, PCD_ResetCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_SUSPEND_CB_ID, PCD_SuspendCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_RESUME_CB_ID, PCD_ResumeCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_CONNECT_CB_ID, PCD_ConnectCallback);
HAL_PCD_RegisterCallback(&hpcd_USB_FS, HAL_PCD_DISCONNECT_CB_ID, PCD_DisconnectCallback);
HAL_PCD_RegisterDataOutStageCallback(&hpcd_USB_FS, PCD_DataOutStageCallback);
HAL_PCD_RegisterDataInStageCallback(&hpcd_USB_FS, PCD_DataInStageCallback);
HAL_PCD_RegisterIsoOutIncpltCallback(&hpcd_USB_FS, PCD_ISOOUTIncompleteCallback);
HAL_PCD_RegisterIsoInIncpltCallback(&hpcd_USB_FS, PCD_ISOINIncompleteCallback);
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
/* USER CODE BEGIN EndPoint_Configuration */
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x00 , PCD_SNG_BUF, 0x18);
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x80 , PCD_SNG_BUF, 0x58);
/* USER CODE END EndPoint_Configuration */
/* USER CODE BEGIN EndPoint_Configuration_CDC */
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x81 , PCD_SNG_BUF, 0xC0);
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x01 , PCD_SNG_BUF, 0x110);
HAL_PCDEx_PMAConfig((PCD_HandleTypeDef*)pdev->pData , 0x82 , PCD_SNG_BUF, 0x100);
/* USER CODE END EndPoint_Configuration_CDC */
return USBD_OK;
}
/**
* @brief De-Initializes the low level portion of the device driver.
* @param pdev: Device handle
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_DeInit(USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_DeInit(pdev->pData);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @brief Starts the low level portion of the device driver.
* @param pdev: Device handle
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_Start(pdev->pData);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @brief Stops the low level portion of the device driver.
* @param pdev: Device handle
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_Stop(USBD_HandleTypeDef *pdev)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_Stop(pdev->pData);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @brief Opens an endpoint of the low level driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint number
* @param ep_type: Endpoint type
* @param ep_mps: Endpoint max packet size
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_OpenEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr, uint8_t ep_type, uint16_t ep_mps)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_EP_Open(pdev->pData, ep_addr, ep_mps, ep_type);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @brief Closes an endpoint of the low level driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint number
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_CloseEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_EP_Close(pdev->pData, ep_addr);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @brief Flushes an endpoint of the Low Level Driver.
* @param pdev: Device handle
* @param ep_addr: Endpoint number
* @retval USBD status
*/
USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr)
{
HAL_StatusTypeDef hal_status = HAL_OK;
USBD_StatusTypeDef usb_status = USBD_OK;
hal_status = HAL_PCD_EP_Flush(pdev->pData, ep_addr);
usb_status = USBD_Get_USB_Status(hal_status);
return usb_status;
}
/**
* @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, uint16_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, uint16_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 transfered packet size.
* @param pdev: Device handle
* @param ep_addr: Endpoint number
* @retval Recived 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);
}
/**
* @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 Software device connection
* @param hpcd: PCD handle
* @param state: Connection state (0: disconnected / 1: connected)
* @retval None
*/
#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U)
void PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state)
#else
void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state)
#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */
{
/* USER CODE BEGIN 6 */
if (state == 1)
{
/* Configure Low connection state. */
UsbConnectHook(BLT_TRUE);
}
else
{
/* Configure High connection state. */
UsbConnectHook(BLT_FALSE);
}
/* USER CODE END 6 */
}
/**
* @brief Retuns 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;
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Reference in New Issue View Git Blame Copy Permalink