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/**
******************************************************************************
* @file Demonstrations/Src/usbd_conf.c
* @author MCD Application Team
* @brief This file implements the USB Device library callbacks and MSP
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f4xx_hal.h"
#include "usbd_core.h"
PCD_HandleTypeDef hpcd;
/*******************************************************************************
PCD BSP Routines
*******************************************************************************/
/**
* @brief Initializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
{
/* Note: On STM32F4-Discovery board only USB OTG FS core is supported. */
GPIO_InitTypeDef GPIO_InitStruct;
if(hpcd->Instance == USB_OTG_FS)
{
/* Configure USB FS GPIOs */
__HAL_RCC_GPIOA_CLK_ENABLE();
/* Configure DM DP Pins */
GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Configure VBUS Pin */
GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* This for ID line debug */
GPIO_InitStruct.Pin = GPIO_PIN_10;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF10_OTG_FS;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* Enable USB FS Clocks */
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
/* Set USBFS Interrupt to the lowest priority */
HAL_NVIC_SetPriority(OTG_FS_IRQn, 3, 0);
/* Enable USBFS Interrupt */
HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
}
}
/**
* @brief DeInitializes the PCD MSP.
* @param hpcd: PCD handle
* @retval None
*/
void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd)
{
if(hpcd->Instance == USB_OTG_FS)
{
/* Disable USB FS Clocks */
__HAL_RCC_USB_OTG_FS_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
* @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
* @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
* @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
* @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 USBD_LL_Init
* Initialize the Low Level portion of the Device driver.
* @param pdev: Device handle
* @retval USBD Status
*/
USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev)
{
/* Change Systick prioity */
NVIC_SetPriority (SysTick_IRQn, 0);
/*Set LL Driver parameters */
hpcd.Instance = USB_OTG_FS;
hpcd.Init.dev_endpoints = 4;
hpcd.Init.use_dedicated_ep1 = 0;
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_FULL;
hpcd.Init.vbus_sensing_enable = 1;
/* Link The driver to the stack */
hpcd.pData = pdev;
pdev->pData = &hpcd;
/*Initialize LL Driver */
HAL_PCD_Init(&hpcd);
HAL_PCDEx_SetRxFiFo(&hpcd, 0x80);
HAL_PCDEx_SetTxFiFo(&hpcd, 0, 0x40);
HAL_PCDEx_SetTxFiFo(&hpcd, 1, 0x80);
return USBD_OK;
}
/**
* @brief USBD_LL_DeInit
* De-Initialize 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 USBD_LL_Start
* Start 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 USBD_LL_Stop
* Stop 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 USBD_LL_OpenEP
* Open 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 USBD_LL_CloseEP
* Close 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 USBD_LL_FlushEP
* Flush 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 USBD_LL_StallEP
* Set 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 USBD_LL_ClearStallEP
* Clear 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 USBD_LL_IsStallEP
* Return 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 USBD_LL_SetDevAddress
* Assign an 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 USBD_LL_Transmit
* Transmit 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_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
return USBD_OK;
}
/**
* @brief USBD_LL_PrepareReceive
* prepare 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_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
return USBD_OK;
}
/**
* @brief USBD_LL_GetRxDataSize
* Return the last transferred packet size.
* @param phost: 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(pdev->pData, ep_addr);
}
/**
* @brief USBD_LL_Delay
* Delay routine for the USB Device Library
* @param Delay: Delay in ms
* @retval None
*/
void USBD_LL_Delay (uint32_t Delay)
{
HAL_Delay(Delay);
}
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