usbd_conf.c

/**
  ******************************************************************************
  * @file    USB_Device/MSC_Standalone/Src/usbd_conf.c
  * @author  MCD Application Team
  * @version V1.0.1
  * @date    26-February-2014
  * @brief   This file implements the USB Device library callbacks and MSP
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "usbd_core.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
PCD_HandleTypeDef hpcd;

/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/*******************************************************************************
                       PCD BSP Routines
*******************************************************************************/

/**
  * @brief  Initializes the PCD MSP.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
  GPIO_InitTypeDef  GPIO_InitStruct;

  if(hpcd->Instance == USB_OTG_HS)
  {
    __GPIOB_CLK_ENABLE();

    // Configure GPIO for HS on FS mode
    GPIO_InitStruct.Pin = GPIO_PIN_12 | GPIO_PIN_14 | GPIO_PIN_15;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
    GPIO_InitStruct.Alternate = GPIO_AF12_OTG_HS_FS;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);

    // Configure VBUS Pin
    GPIO_InitStruct.Pin = GPIO_PIN_13 ;
    GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
    GPIO_InitStruct.Pull = GPIO_NOPULL;


    // Enable USB HS Clocks
    __USB_OTG_HS_CLK_ENABLE();

    // Set USBHS Interrupt
    HAL_NVIC_SetPriority(OTG_HS_IRQn, 7, 0);

    // Enable USBHS Interrupt
    HAL_NVIC_EnableIRQ(OTG_HS_IRQn);
  }
}

/**
  * @brief  De-Initializes the PCD MSP.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd)
{
  if(hpcd->Instance == USB_OTG_HS)
  {
    // Disable USB HS Clocks
    __USB_OTG_HS_CLK_DISABLE();
    __SYSCFG_CLK_DISABLE();
  }
}

/*******************************************************************************
                       LL Driver Callbacks (PCD -> USB Device Library)
*******************************************************************************/

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_SetupStage(hpcd->pData, (uint8_t *)hpcd->Setup);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @param  epnum: Endpoint Number
  * @retval None
  */
void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
  USBD_LL_DataOutStage(hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @param  epnum: Endpoint Number
  * @retval None
  */
void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
  USBD_LL_DataInStage(hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_SOF(hpcd->pData);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_SpeedTypeDef speed = USBD_SPEED_FULL;

  /* Set USB Current Speed */
  switch(hpcd->Init.speed)
  {
  case PCD_SPEED_HIGH:
    speed = USBD_SPEED_HIGH;
    break;

  case PCD_SPEED_FULL:
    speed = USBD_SPEED_FULL;
    break;

  default:
    speed = USBD_SPEED_FULL;
    break;
  }
  USBD_LL_SetSpeed(hpcd->pData, speed);

  /* Reset Device */
  USBD_LL_Reset(hpcd->pData);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_Suspend(hpcd->pData);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_Resume(hpcd->pData);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @param  epnum: Endpoint Number
  * @retval None
  */
void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
  USBD_LL_IsoOUTIncomplete(hpcd->pData, epnum);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @param  epnum: Endpoint Number
  * @retval None
  */
void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum)
{
  USBD_LL_IsoINIncomplete(hpcd->pData, epnum);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_DevConnected(hpcd->pData);
}

/**
  * @brief  SOF callback.
  * @param  hpcd: PCD handle
  * @retval None
  */
void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd)
{
  USBD_LL_DevDisconnected(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)
{

#ifdef USE_USB_HS
  // Set LL Driver parameters
  hpcd.Instance = USB_OTG_HS;
  hpcd.Init.dev_endpoints = 6;
  hpcd.Init.use_dedicated_ep1 = 0;
  hpcd.Init.ep0_mps = 0x40;

  /* Be aware that enabling DMA mode will result in data being sent only by
     multiple of 4 packet sizes. This is due to the fact that USB DMA does
     not allow sending data from non word-aligned addresses.
     For this specific application, it is advised to not enable this option
     unless required. */
  hpcd.Init.dma_enable = 0;

  hpcd.Init.low_power_enable = 0;

  hpcd.Init.phy_itface = PCD_PHY_EMBEDDED;

  hpcd.Init.Sof_enable = 0;
  hpcd.Init.speed = PCD_SPEED_HIGH;
  hpcd.Init.vbus_sensing_enable = 0;
  // Link The driver to the stack
  hpcd.pData = pdev;
  pdev->pData = &hpcd;
  // Initialize LL Driver
  HAL_PCD_Init(&hpcd);

  HAL_PCD_SetRxFiFo(&hpcd, 0x200);
  HAL_PCD_SetTxFiFo(&hpcd, 0, 0x80);
  HAL_PCD_SetTxFiFo(&hpcd, 1, 0x174);
#endif

  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_PCD_DeInit(pdev->pData);
  return USBD_OK;
}

/**
  * @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_PCD_Start(pdev->pData);
  return USBD_OK;
}

/**
  * @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_PCD_Stop(pdev->pData);
  return USBD_OK;
}

/**
  * @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_PCD_EP_Open(pdev->pData,
                  ep_addr,
                  ep_mps,
                  ep_type);

  return USBD_OK;
}

/**
  * @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_PCD_EP_Close(pdev->pData, ep_addr);
  return USBD_OK;
}

/**
  * @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_PCD_EP_Flush(pdev->pData, ep_addr);
  return USBD_OK;
}

/**
  * @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_PCD_EP_SetStall(pdev->pData, ep_addr);
  return USBD_OK;
}

/**
  * @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_PCD_EP_ClrStall(pdev->pData, ep_addr);
  return USBD_OK;
}

/**
  * @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 = 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  ep_addr: Endpoint Number
  * @retval USBD Status
  */
USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr)
{
  HAL_PCD_SetAddress(pdev->pData, dev_addr);
  return USBD_OK;
}

/**
  * @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_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
  return USBD_OK;
}

/**
  * @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_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
  return USBD_OK;
}

/**
  * @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(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);
}

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/