From 86608c6770cf08c138a2bdab5855072f64be09ef Mon Sep 17 00:00:00 2001 From: joshua Date: Sat, 30 Dec 2023 23:54:31 -0500 Subject: initial commit --- .../STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c | 2352 ++++++++++++++++++++ 1 file changed, 2352 insertions(+) create mode 100644 Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c (limited to 'Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c') diff --git a/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c b/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c new file mode 100644 index 0000000..9d707da --- /dev/null +++ b/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pcd.c @@ -0,0 +1,2352 @@ +/** + ****************************************************************************** + * @file stm32h7xx_hal_pcd.c + * @author MCD Application Team + * @brief PCD HAL module driver. + * This file provides firmware functions to manage the following + * functionalities of the USB Peripheral Controller: + * + Initialization and de-initialization functions + * + IO operation functions + * + Peripheral Control functions + * + Peripheral State functions + * + ****************************************************************************** + * @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. + * + ****************************************************************************** + @verbatim + ============================================================================== + ##### How to use this driver ##### + ============================================================================== + [..] + The PCD HAL driver can be used as follows: + + (#) Declare a PCD_HandleTypeDef handle structure, for example: + PCD_HandleTypeDef hpcd; + + (#) Fill parameters of Init structure in HCD handle + + (#) Call HAL_PCD_Init() API to initialize the PCD peripheral (Core, Device core, ...) + + (#) Initialize the PCD low level resources through the HAL_PCD_MspInit() API: + (##) Enable the PCD/USB Low Level interface clock using + (+++) __HAL_RCC_USB_OTG_FS_CLK_ENABLE(); + (+++) __HAL_RCC_USB_OTG_HS_CLK_ENABLE(); (For High Speed Mode) + + (##) Initialize the related GPIO clocks + (##) Configure PCD pin-out + (##) Configure PCD NVIC interrupt + + (#)Associate the Upper USB device stack to the HAL PCD Driver: + (##) hpcd.pData = pdev; + + (#)Enable PCD transmission and reception: + (##) HAL_PCD_Start(); + + @endverbatim + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h7xx_hal.h" + +/** @addtogroup STM32H7xx_HAL_Driver + * @{ + */ + +/** @defgroup PCD PCD + * @brief PCD HAL module driver + * @{ + */ + +#ifdef HAL_PCD_MODULE_ENABLED + +#if defined (USB_OTG_FS) || defined (USB_OTG_HS) + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @defgroup PCD_Private_Macros PCD Private Macros + * @{ + */ +#define PCD_MIN(a, b) (((a) < (b)) ? (a) : (b)) +#define PCD_MAX(a, b) (((a) > (b)) ? (a) : (b)) +/** + * @} + */ + +/* Private functions prototypes ----------------------------------------------*/ +/** @defgroup PCD_Private_Functions PCD Private Functions + * @{ + */ +#if defined (USB_OTG_FS) || defined (USB_OTG_HS) +static HAL_StatusTypeDef PCD_WriteEmptyTxFifo(PCD_HandleTypeDef *hpcd, uint32_t epnum); +static HAL_StatusTypeDef PCD_EP_OutXfrComplete_int(PCD_HandleTypeDef *hpcd, uint32_t epnum); +static HAL_StatusTypeDef PCD_EP_OutSetupPacket_int(PCD_HandleTypeDef *hpcd, uint32_t epnum); +#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */ +/** + * @} + */ + +/* Exported functions --------------------------------------------------------*/ +/** @defgroup PCD_Exported_Functions PCD Exported Functions + * @{ + */ + +/** @defgroup PCD_Exported_Functions_Group1 Initialization and de-initialization functions + * @brief Initialization and Configuration functions + * +@verbatim + =============================================================================== + ##### Initialization and de-initialization functions ##### + =============================================================================== + [..] This section provides functions allowing to: + +@endverbatim + * @{ + */ + +/** + * @brief Initializes the PCD according to the specified + * parameters in the PCD_InitTypeDef and initialize the associated handle. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_Init(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx; + uint8_t i; + + /* Check the PCD handle allocation */ + if (hpcd == NULL) + { + return HAL_ERROR; + } + + /* Check the parameters */ + assert_param(IS_PCD_ALL_INSTANCE(hpcd->Instance)); + + USBx = hpcd->Instance; + + if (hpcd->State == HAL_PCD_STATE_RESET) + { + /* Allocate lock resource and initialize it */ + hpcd->Lock = HAL_UNLOCKED; + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SOFCallback = HAL_PCD_SOFCallback; + hpcd->SetupStageCallback = HAL_PCD_SetupStageCallback; + hpcd->ResetCallback = HAL_PCD_ResetCallback; + hpcd->SuspendCallback = HAL_PCD_SuspendCallback; + hpcd->ResumeCallback = HAL_PCD_ResumeCallback; + hpcd->ConnectCallback = HAL_PCD_ConnectCallback; + hpcd->DisconnectCallback = HAL_PCD_DisconnectCallback; + hpcd->DataOutStageCallback = HAL_PCD_DataOutStageCallback; + hpcd->DataInStageCallback = HAL_PCD_DataInStageCallback; + hpcd->ISOOUTIncompleteCallback = HAL_PCD_ISOOUTIncompleteCallback; + hpcd->ISOINIncompleteCallback = HAL_PCD_ISOINIncompleteCallback; + hpcd->LPMCallback = HAL_PCDEx_LPM_Callback; + hpcd->BCDCallback = HAL_PCDEx_BCD_Callback; + + if (hpcd->MspInitCallback == NULL) + { + hpcd->MspInitCallback = HAL_PCD_MspInit; + } + + /* Init the low level hardware */ + hpcd->MspInitCallback(hpcd); +#else + /* Init the low level hardware : GPIO, CLOCK, NVIC... */ + HAL_PCD_MspInit(hpcd); +#endif /* (USE_HAL_PCD_REGISTER_CALLBACKS) */ + } + + hpcd->State = HAL_PCD_STATE_BUSY; + + /* Disable DMA mode for FS instance */ + if ((USBx->CID & (0x1U << 8)) == 0U) + { + hpcd->Init.dma_enable = 0U; + } + + /* Disable the Interrupts */ + __HAL_PCD_DISABLE(hpcd); + + /*Init the Core (common init.) */ + if (USB_CoreInit(hpcd->Instance, hpcd->Init) != HAL_OK) + { + hpcd->State = HAL_PCD_STATE_ERROR; + return HAL_ERROR; + } + + /* Force Device Mode*/ + (void)USB_SetCurrentMode(hpcd->Instance, USB_DEVICE_MODE); + + /* Init endpoints structures */ + for (i = 0U; i < hpcd->Init.dev_endpoints; i++) + { + /* Init ep structure */ + hpcd->IN_ep[i].is_in = 1U; + hpcd->IN_ep[i].num = i; + hpcd->IN_ep[i].tx_fifo_num = i; + /* Control until ep is activated */ + hpcd->IN_ep[i].type = EP_TYPE_CTRL; + hpcd->IN_ep[i].maxpacket = 0U; + hpcd->IN_ep[i].xfer_buff = 0U; + hpcd->IN_ep[i].xfer_len = 0U; + } + + for (i = 0U; i < hpcd->Init.dev_endpoints; i++) + { + hpcd->OUT_ep[i].is_in = 0U; + hpcd->OUT_ep[i].num = i; + /* Control until ep is activated */ + hpcd->OUT_ep[i].type = EP_TYPE_CTRL; + hpcd->OUT_ep[i].maxpacket = 0U; + hpcd->OUT_ep[i].xfer_buff = 0U; + hpcd->OUT_ep[i].xfer_len = 0U; + } + + /* Init Device */ + if (USB_DevInit(hpcd->Instance, hpcd->Init) != HAL_OK) + { + hpcd->State = HAL_PCD_STATE_ERROR; + return HAL_ERROR; + } + + hpcd->USB_Address = 0U; + hpcd->State = HAL_PCD_STATE_READY; + + /* Activate LPM */ + if (hpcd->Init.lpm_enable == 1U) + { + (void)HAL_PCDEx_ActivateLPM(hpcd); + } + + (void)USB_DevDisconnect(hpcd->Instance); + + return HAL_OK; +} + +/** + * @brief DeInitializes the PCD peripheral. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_DeInit(PCD_HandleTypeDef *hpcd) +{ + /* Check the PCD handle allocation */ + if (hpcd == NULL) + { + return HAL_ERROR; + } + + hpcd->State = HAL_PCD_STATE_BUSY; + + /* Stop Device */ + if (USB_StopDevice(hpcd->Instance) != HAL_OK) + { + return HAL_ERROR; + } + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + if (hpcd->MspDeInitCallback == NULL) + { + hpcd->MspDeInitCallback = HAL_PCD_MspDeInit; /* Legacy weak MspDeInit */ + } + + /* DeInit the low level hardware */ + hpcd->MspDeInitCallback(hpcd); +#else + /* DeInit the low level hardware: CLOCK, NVIC.*/ + HAL_PCD_MspDeInit(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + hpcd->State = HAL_PCD_STATE_RESET; + + return HAL_OK; +} + +/** + * @brief Initializes the PCD MSP. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_MspInit could be implemented in the user file + */ +} + +/** + * @brief DeInitializes PCD MSP. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_MspDeInit could be implemented in the user file + */ +} + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) +/** + * @brief Register a User USB PCD Callback + * To be used instead of the weak predefined callback + * @param hpcd USB PCD handle + * @param CallbackID ID of the callback to be registered + * This parameter can be one of the following values: + * @arg @ref HAL_PCD_SOF_CB_ID USB PCD SOF callback ID + * @arg @ref HAL_PCD_SETUPSTAGE_CB_ID USB PCD Setup callback ID + * @arg @ref HAL_PCD_RESET_CB_ID USB PCD Reset callback ID + * @arg @ref HAL_PCD_SUSPEND_CB_ID USB PCD Suspend callback ID + * @arg @ref HAL_PCD_RESUME_CB_ID USB PCD Resume callback ID + * @arg @ref HAL_PCD_CONNECT_CB_ID USB PCD Connect callback ID + * @arg @ref HAL_PCD_DISCONNECT_CB_ID USB PCD Disconnect callback ID + * @arg @ref HAL_PCD_MSPINIT_CB_ID MspDeInit callback ID + * @arg @ref HAL_PCD_MSPDEINIT_CB_ID MspDeInit callback ID + * @param pCallback pointer to the Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterCallback(PCD_HandleTypeDef *hpcd, + HAL_PCD_CallbackIDTypeDef CallbackID, + pPCD_CallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + return HAL_ERROR; + } + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + switch (CallbackID) + { + case HAL_PCD_SOF_CB_ID : + hpcd->SOFCallback = pCallback; + break; + + case HAL_PCD_SETUPSTAGE_CB_ID : + hpcd->SetupStageCallback = pCallback; + break; + + case HAL_PCD_RESET_CB_ID : + hpcd->ResetCallback = pCallback; + break; + + case HAL_PCD_SUSPEND_CB_ID : + hpcd->SuspendCallback = pCallback; + break; + + case HAL_PCD_RESUME_CB_ID : + hpcd->ResumeCallback = pCallback; + break; + + case HAL_PCD_CONNECT_CB_ID : + hpcd->ConnectCallback = pCallback; + break; + + case HAL_PCD_DISCONNECT_CB_ID : + hpcd->DisconnectCallback = pCallback; + break; + + case HAL_PCD_MSPINIT_CB_ID : + hpcd->MspInitCallback = pCallback; + break; + + case HAL_PCD_MSPDEINIT_CB_ID : + hpcd->MspDeInitCallback = pCallback; + break; + + default : + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + /* Return error status */ + status = HAL_ERROR; + break; + } + } + else if (hpcd->State == HAL_PCD_STATE_RESET) + { + switch (CallbackID) + { + case HAL_PCD_MSPINIT_CB_ID : + hpcd->MspInitCallback = pCallback; + break; + + case HAL_PCD_MSPDEINIT_CB_ID : + hpcd->MspDeInitCallback = pCallback; + break; + + default : + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + /* Return error status */ + status = HAL_ERROR; + break; + } + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + return status; +} + +/** + * @brief Unregister an USB PCD Callback + * USB PCD callback is redirected to the weak predefined callback + * @param hpcd USB PCD handle + * @param CallbackID ID of the callback to be unregistered + * This parameter can be one of the following values: + * @arg @ref HAL_PCD_SOF_CB_ID USB PCD SOF callback ID + * @arg @ref HAL_PCD_SETUPSTAGE_CB_ID USB PCD Setup callback ID + * @arg @ref HAL_PCD_RESET_CB_ID USB PCD Reset callback ID + * @arg @ref HAL_PCD_SUSPEND_CB_ID USB PCD Suspend callback ID + * @arg @ref HAL_PCD_RESUME_CB_ID USB PCD Resume callback ID + * @arg @ref HAL_PCD_CONNECT_CB_ID USB PCD Connect callback ID + * @arg @ref HAL_PCD_DISCONNECT_CB_ID USB PCD Disconnect callback ID + * @arg @ref HAL_PCD_MSPINIT_CB_ID MspDeInit callback ID + * @arg @ref HAL_PCD_MSPDEINIT_CB_ID MspDeInit callback ID + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterCallback(PCD_HandleTypeDef *hpcd, HAL_PCD_CallbackIDTypeDef CallbackID) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + /* Setup Legacy weak Callbacks */ + if (hpcd->State == HAL_PCD_STATE_READY) + { + switch (CallbackID) + { + case HAL_PCD_SOF_CB_ID : + hpcd->SOFCallback = HAL_PCD_SOFCallback; + break; + + case HAL_PCD_SETUPSTAGE_CB_ID : + hpcd->SetupStageCallback = HAL_PCD_SetupStageCallback; + break; + + case HAL_PCD_RESET_CB_ID : + hpcd->ResetCallback = HAL_PCD_ResetCallback; + break; + + case HAL_PCD_SUSPEND_CB_ID : + hpcd->SuspendCallback = HAL_PCD_SuspendCallback; + break; + + case HAL_PCD_RESUME_CB_ID : + hpcd->ResumeCallback = HAL_PCD_ResumeCallback; + break; + + case HAL_PCD_CONNECT_CB_ID : + hpcd->ConnectCallback = HAL_PCD_ConnectCallback; + break; + + case HAL_PCD_DISCONNECT_CB_ID : + hpcd->DisconnectCallback = HAL_PCD_DisconnectCallback; + break; + + case HAL_PCD_MSPINIT_CB_ID : + hpcd->MspInitCallback = HAL_PCD_MspInit; + break; + + case HAL_PCD_MSPDEINIT_CB_ID : + hpcd->MspDeInitCallback = HAL_PCD_MspDeInit; + break; + + default : + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + break; + } + } + else if (hpcd->State == HAL_PCD_STATE_RESET) + { + switch (CallbackID) + { + case HAL_PCD_MSPINIT_CB_ID : + hpcd->MspInitCallback = HAL_PCD_MspInit; + break; + + case HAL_PCD_MSPDEINIT_CB_ID : + hpcd->MspDeInitCallback = HAL_PCD_MspDeInit; + break; + + default : + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + break; + } + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + return status; +} + +/** + * @brief Register USB PCD Data OUT Stage Callback + * To be used instead of the weak HAL_PCD_DataOutStageCallback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD Data OUT Stage Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd, + pPCD_DataOutStageCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->DataOutStageCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD Data OUT Stage Callback + * USB PCD Data OUT Stage Callback is redirected to the weak HAL_PCD_DataOutStageCallback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterDataOutStageCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->DataOutStageCallback = HAL_PCD_DataOutStageCallback; /* Legacy weak DataOutStageCallback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Register USB PCD Data IN Stage Callback + * To be used instead of the weak HAL_PCD_DataInStageCallback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD Data IN Stage Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterDataInStageCallback(PCD_HandleTypeDef *hpcd, + pPCD_DataInStageCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->DataInStageCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD Data IN Stage Callback + * USB PCD Data OUT Stage Callback is redirected to the weak HAL_PCD_DataInStageCallback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterDataInStageCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->DataInStageCallback = HAL_PCD_DataInStageCallback; /* Legacy weak DataInStageCallback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Register USB PCD Iso OUT incomplete Callback + * To be used instead of the weak HAL_PCD_ISOOUTIncompleteCallback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD Iso OUT incomplete Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd, + pPCD_IsoOutIncpltCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->ISOOUTIncompleteCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD Iso OUT incomplete Callback + * USB PCD Iso OUT incomplete Callback is redirected + * to the weak HAL_PCD_ISOOUTIncompleteCallback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterIsoOutIncpltCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->ISOOUTIncompleteCallback = HAL_PCD_ISOOUTIncompleteCallback; /* Legacy weak ISOOUTIncompleteCallback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Register USB PCD Iso IN incomplete Callback + * To be used instead of the weak HAL_PCD_ISOINIncompleteCallback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD Iso IN incomplete Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd, + pPCD_IsoInIncpltCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->ISOINIncompleteCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD Iso IN incomplete Callback + * USB PCD Iso IN incomplete Callback is redirected + * to the weak HAL_PCD_ISOINIncompleteCallback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterIsoInIncpltCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->ISOINIncompleteCallback = HAL_PCD_ISOINIncompleteCallback; /* Legacy weak ISOINIncompleteCallback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Register USB PCD BCD Callback + * To be used instead of the weak HAL_PCDEx_BCD_Callback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD BCD Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterBcdCallback(PCD_HandleTypeDef *hpcd, pPCD_BcdCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->BCDCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD BCD Callback + * USB BCD Callback is redirected to the weak HAL_PCDEx_BCD_Callback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterBcdCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->BCDCallback = HAL_PCDEx_BCD_Callback; /* Legacy weak HAL_PCDEx_BCD_Callback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Register USB PCD LPM Callback + * To be used instead of the weak HAL_PCDEx_LPM_Callback() predefined callback + * @param hpcd PCD handle + * @param pCallback pointer to the USB PCD LPM Callback function + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_RegisterLpmCallback(PCD_HandleTypeDef *hpcd, pPCD_LpmCallbackTypeDef pCallback) +{ + HAL_StatusTypeDef status = HAL_OK; + + if (pCallback == NULL) + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + return HAL_ERROR; + } + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->LPMCallback = pCallback; + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} + +/** + * @brief Unregister the USB PCD LPM Callback + * USB LPM Callback is redirected to the weak HAL_PCDEx_LPM_Callback() predefined callback + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_UnRegisterLpmCallback(PCD_HandleTypeDef *hpcd) +{ + HAL_StatusTypeDef status = HAL_OK; + + /* Process locked */ + __HAL_LOCK(hpcd); + + if (hpcd->State == HAL_PCD_STATE_READY) + { + hpcd->LPMCallback = HAL_PCDEx_LPM_Callback; /* Legacy weak HAL_PCDEx_LPM_Callback */ + } + else + { + /* Update the error code */ + hpcd->ErrorCode |= HAL_PCD_ERROR_INVALID_CALLBACK; + + /* Return error status */ + status = HAL_ERROR; + } + + /* Release Lock */ + __HAL_UNLOCK(hpcd); + + return status; +} +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + +/** + * @} + */ + +/** @defgroup PCD_Exported_Functions_Group2 Input and Output operation functions + * @brief Data transfers functions + * +@verbatim + =============================================================================== + ##### IO operation functions ##### + =============================================================================== + [..] + This subsection provides a set of functions allowing to manage the PCD data + transfers. + +@endverbatim + * @{ + */ + +/** + * @brief Start the USB device + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_Start(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + + __HAL_LOCK(hpcd); + + if (((USBx->CID & (0x1U << 8)) == 0U) && + (hpcd->Init.battery_charging_enable == 1U)) + { + /* Enable USB Transceiver */ + USBx->GCCFG |= USB_OTG_GCCFG_PWRDWN; + } + + __HAL_PCD_ENABLE(hpcd); + (void)USB_DevConnect(hpcd->Instance); + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Stop the USB device. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_Stop(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + + __HAL_LOCK(hpcd); + __HAL_PCD_DISABLE(hpcd); + (void)USB_DevDisconnect(hpcd->Instance); + + (void)USB_FlushTxFifo(hpcd->Instance, 0x10U); + + if (((USBx->CID & (0x1U << 8)) == 0U) && + (hpcd->Init.battery_charging_enable == 1U)) + { + /* Disable USB Transceiver */ + USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN); + } + + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +#if defined (USB_OTG_FS) || defined (USB_OTG_HS) +/** + * @brief Handles PCD interrupt request. + * @param hpcd PCD handle + * @retval HAL status + */ +void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + uint32_t USBx_BASE = (uint32_t)USBx; + USB_OTG_EPTypeDef *ep; + uint32_t i; + uint32_t ep_intr; + uint32_t epint; + uint32_t epnum; + uint32_t fifoemptymsk; + uint32_t RegVal; + + /* ensure that we are in device mode */ + if (USB_GetMode(hpcd->Instance) == USB_OTG_MODE_DEVICE) + { + /* avoid spurious interrupt */ + if (__HAL_PCD_IS_INVALID_INTERRUPT(hpcd)) + { + return; + } + + /* store current frame number */ + hpcd->FrameNumber = (USBx_DEVICE->DSTS & USB_OTG_DSTS_FNSOF_Msk) >> USB_OTG_DSTS_FNSOF_Pos; + + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_MMIS)) + { + /* incorrect mode, acknowledge the interrupt */ + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_MMIS); + } + + /* Handle RxQLevel Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL)) + { + USB_MASK_INTERRUPT(hpcd->Instance, USB_OTG_GINTSTS_RXFLVL); + + RegVal = USBx->GRXSTSP; + + ep = &hpcd->OUT_ep[RegVal & USB_OTG_GRXSTSP_EPNUM]; + + if (((RegVal & USB_OTG_GRXSTSP_PKTSTS) >> 17) == STS_DATA_UPDT) + { + if ((RegVal & USB_OTG_GRXSTSP_BCNT) != 0U) + { + (void)USB_ReadPacket(USBx, ep->xfer_buff, + (uint16_t)((RegVal & USB_OTG_GRXSTSP_BCNT) >> 4)); + + ep->xfer_buff += (RegVal & USB_OTG_GRXSTSP_BCNT) >> 4; + ep->xfer_count += (RegVal & USB_OTG_GRXSTSP_BCNT) >> 4; + } + } + else if (((RegVal & USB_OTG_GRXSTSP_PKTSTS) >> 17) == STS_SETUP_UPDT) + { + (void)USB_ReadPacket(USBx, (uint8_t *)hpcd->Setup, 8U); + ep->xfer_count += (RegVal & USB_OTG_GRXSTSP_BCNT) >> 4; + } + else + { + /* ... */ + } + + USB_UNMASK_INTERRUPT(hpcd->Instance, USB_OTG_GINTSTS_RXFLVL); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_OEPINT)) + { + epnum = 0U; + + /* Read in the device interrupt bits */ + ep_intr = USB_ReadDevAllOutEpInterrupt(hpcd->Instance); + + while (ep_intr != 0U) + { + if ((ep_intr & 0x1U) != 0U) + { + epint = USB_ReadDevOutEPInterrupt(hpcd->Instance, (uint8_t)epnum); + + if ((epint & USB_OTG_DOEPINT_XFRC) == USB_OTG_DOEPINT_XFRC) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_XFRC); + (void)PCD_EP_OutXfrComplete_int(hpcd, epnum); + } + + if ((epint & USB_OTG_DOEPINT_STUP) == USB_OTG_DOEPINT_STUP) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STUP); + /* Class B setup phase done for previous decoded setup */ + (void)PCD_EP_OutSetupPacket_int(hpcd, epnum); + } + + if ((epint & USB_OTG_DOEPINT_OTEPDIS) == USB_OTG_DOEPINT_OTEPDIS) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_OTEPDIS); + } + + /* Clear OUT Endpoint disable interrupt */ + if ((epint & USB_OTG_DOEPINT_EPDISD) == USB_OTG_DOEPINT_EPDISD) + { + if ((USBx->GINTSTS & USB_OTG_GINTSTS_BOUTNAKEFF) == USB_OTG_GINTSTS_BOUTNAKEFF) + { + USBx_DEVICE->DCTL |= USB_OTG_DCTL_CGONAK; + } + + ep = &hpcd->OUT_ep[epnum]; + + if (ep->is_iso_incomplete == 1U) + { + ep->is_iso_incomplete = 0U; + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ISOOUTIncompleteCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_ISOOUTIncompleteCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_EPDISD); + } + + /* Clear Status Phase Received interrupt */ + if ((epint & USB_OTG_DOEPINT_OTEPSPR) == USB_OTG_DOEPINT_OTEPSPR) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_OTEPSPR); + } + + /* Clear OUT NAK interrupt */ + if ((epint & USB_OTG_DOEPINT_NAK) == USB_OTG_DOEPINT_NAK) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_NAK); + } + } + epnum++; + ep_intr >>= 1U; + } + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_IEPINT)) + { + /* Read in the device interrupt bits */ + ep_intr = USB_ReadDevAllInEpInterrupt(hpcd->Instance); + + epnum = 0U; + + while (ep_intr != 0U) + { + if ((ep_intr & 0x1U) != 0U) /* In ITR */ + { + epint = USB_ReadDevInEPInterrupt(hpcd->Instance, (uint8_t)epnum); + + if ((epint & USB_OTG_DIEPINT_XFRC) == USB_OTG_DIEPINT_XFRC) + { + fifoemptymsk = (uint32_t)(0x1UL << (epnum & EP_ADDR_MSK)); + USBx_DEVICE->DIEPEMPMSK &= ~fifoemptymsk; + + CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_XFRC); + + if (hpcd->Init.dma_enable == 1U) + { + hpcd->IN_ep[epnum].xfer_buff += hpcd->IN_ep[epnum].maxpacket; + + /* this is ZLP, so prepare EP0 for next setup */ + if ((epnum == 0U) && (hpcd->IN_ep[epnum].xfer_len == 0U)) + { + /* prepare to rx more setup packets */ + (void)USB_EP0_OutStart(hpcd->Instance, 1U, (uint8_t *)hpcd->Setup); + } + } + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataInStageCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_DataInStageCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + if ((epint & USB_OTG_DIEPINT_TOC) == USB_OTG_DIEPINT_TOC) + { + CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_TOC); + } + if ((epint & USB_OTG_DIEPINT_ITTXFE) == USB_OTG_DIEPINT_ITTXFE) + { + CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_ITTXFE); + } + if ((epint & USB_OTG_DIEPINT_INEPNE) == USB_OTG_DIEPINT_INEPNE) + { + CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_INEPNE); + } + if ((epint & USB_OTG_DIEPINT_EPDISD) == USB_OTG_DIEPINT_EPDISD) + { + (void)USB_FlushTxFifo(USBx, epnum); + + ep = &hpcd->IN_ep[epnum]; + + if (ep->is_iso_incomplete == 1U) + { + ep->is_iso_incomplete = 0U; + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ISOINIncompleteCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_ISOINIncompleteCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_EPDISD); + } + if ((epint & USB_OTG_DIEPINT_TXFE) == USB_OTG_DIEPINT_TXFE) + { + (void)PCD_WriteEmptyTxFifo(hpcd, epnum); + } + } + epnum++; + ep_intr >>= 1U; + } + } + + /* Handle Resume Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_WKUINT)) + { + /* Clear the Remote Wake-up Signaling */ + USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_RWUSIG; + + if (hpcd->LPM_State == LPM_L1) + { + hpcd->LPM_State = LPM_L0; + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->LPMCallback(hpcd, PCD_LPM_L0_ACTIVE); +#else + HAL_PCDEx_LPM_Callback(hpcd, PCD_LPM_L0_ACTIVE); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + else + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ResumeCallback(hpcd); +#else + HAL_PCD_ResumeCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_WKUINT); + } + + /* Handle Suspend Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_USBSUSP)) + { + if ((USBx_DEVICE->DSTS & USB_OTG_DSTS_SUSPSTS) == USB_OTG_DSTS_SUSPSTS) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SuspendCallback(hpcd); +#else + HAL_PCD_SuspendCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_USBSUSP); + } + + /* Handle LPM Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_LPMINT)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_LPMINT); + + if (hpcd->LPM_State == LPM_L0) + { + hpcd->LPM_State = LPM_L1; + hpcd->BESL = (hpcd->Instance->GLPMCFG & USB_OTG_GLPMCFG_BESL) >> 2U; + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->LPMCallback(hpcd, PCD_LPM_L1_ACTIVE); +#else + HAL_PCDEx_LPM_Callback(hpcd, PCD_LPM_L1_ACTIVE); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + else + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SuspendCallback(hpcd); +#else + HAL_PCD_SuspendCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + + /* Handle Reset Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_USBRST)) + { + USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_RWUSIG; + (void)USB_FlushTxFifo(hpcd->Instance, 0x10U); + + for (i = 0U; i < hpcd->Init.dev_endpoints; i++) + { + USBx_INEP(i)->DIEPINT = 0xFB7FU; + USBx_INEP(i)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL; + USBx_OUTEP(i)->DOEPINT = 0xFB7FU; + USBx_OUTEP(i)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL; + USBx_OUTEP(i)->DOEPCTL |= USB_OTG_DOEPCTL_SNAK; + } + USBx_DEVICE->DAINTMSK |= 0x10001U; + + if (hpcd->Init.use_dedicated_ep1 != 0U) + { + USBx_DEVICE->DOUTEP1MSK |= USB_OTG_DOEPMSK_STUPM | + USB_OTG_DOEPMSK_XFRCM | + USB_OTG_DOEPMSK_EPDM; + + USBx_DEVICE->DINEP1MSK |= USB_OTG_DIEPMSK_TOM | + USB_OTG_DIEPMSK_XFRCM | + USB_OTG_DIEPMSK_EPDM; + } + else + { + USBx_DEVICE->DOEPMSK |= USB_OTG_DOEPMSK_STUPM | + USB_OTG_DOEPMSK_XFRCM | + USB_OTG_DOEPMSK_EPDM | + USB_OTG_DOEPMSK_OTEPSPRM | + USB_OTG_DOEPMSK_NAKM; + + USBx_DEVICE->DIEPMSK |= USB_OTG_DIEPMSK_TOM | + USB_OTG_DIEPMSK_XFRCM | + USB_OTG_DIEPMSK_EPDM; + } + + /* Set Default Address to 0 */ + USBx_DEVICE->DCFG &= ~USB_OTG_DCFG_DAD; + + /* setup EP0 to receive SETUP packets */ + (void)USB_EP0_OutStart(hpcd->Instance, (uint8_t)hpcd->Init.dma_enable, + (uint8_t *)hpcd->Setup); + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_USBRST); + } + + /* Handle Enumeration done Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_ENUMDNE)) + { + (void)USB_ActivateSetup(hpcd->Instance); + hpcd->Init.speed = USB_GetDevSpeed(hpcd->Instance); + + /* Set USB Turnaround time */ + (void)USB_SetTurnaroundTime(hpcd->Instance, + HAL_RCC_GetHCLKFreq(), + (uint8_t)hpcd->Init.speed); + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ResetCallback(hpcd); +#else + HAL_PCD_ResetCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_ENUMDNE); + } + + /* Handle SOF Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_SOF)) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SOFCallback(hpcd); +#else + HAL_PCD_SOFCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_SOF); + } + + /* Handle Global OUT NAK effective Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_BOUTNAKEFF)) + { + USBx->GINTMSK &= ~USB_OTG_GINTMSK_GONAKEFFM; + + for (epnum = 1U; epnum < hpcd->Init.dev_endpoints; epnum++) + { + if (hpcd->OUT_ep[epnum].is_iso_incomplete == 1U) + { + /* Abort current transaction and disable the EP */ + (void)HAL_PCD_EP_Abort(hpcd, (uint8_t)epnum); + } + } + } + + /* Handle Incomplete ISO IN Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_IISOIXFR)) + { + for (epnum = 1U; epnum < hpcd->Init.dev_endpoints; epnum++) + { + RegVal = USBx_INEP(epnum)->DIEPCTL; + + if ((hpcd->IN_ep[epnum].type == EP_TYPE_ISOC) && + ((RegVal & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)) + { + hpcd->IN_ep[epnum].is_iso_incomplete = 1U; + + /* Abort current transaction and disable the EP */ + (void)HAL_PCD_EP_Abort(hpcd, (uint8_t)(epnum | 0x80U)); + } + } + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_IISOIXFR); + } + + /* Handle Incomplete ISO OUT Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT)) + { + for (epnum = 1U; epnum < hpcd->Init.dev_endpoints; epnum++) + { + RegVal = USBx_OUTEP(epnum)->DOEPCTL; + + if ((hpcd->OUT_ep[epnum].type == EP_TYPE_ISOC) && + ((RegVal & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA) && + ((RegVal & (0x1U << 16)) == (hpcd->FrameNumber & 0x1U))) + { + hpcd->OUT_ep[epnum].is_iso_incomplete = 1U; + + USBx->GINTMSK |= USB_OTG_GINTMSK_GONAKEFFM; + + if ((USBx->GINTSTS & USB_OTG_GINTSTS_BOUTNAKEFF) == 0U) + { + USBx_DEVICE->DCTL |= USB_OTG_DCTL_SGONAK; + break; + } + } + } + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT); + } + + /* Handle Connection event Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_SRQINT)) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ConnectCallback(hpcd); +#else + HAL_PCD_ConnectCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_SRQINT); + } + + /* Handle Disconnection event Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_OTGINT)) + { + RegVal = hpcd->Instance->GOTGINT; + + if ((RegVal & USB_OTG_GOTGINT_SEDET) == USB_OTG_GOTGINT_SEDET) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DisconnectCallback(hpcd); +#else + HAL_PCD_DisconnectCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + hpcd->Instance->GOTGINT |= RegVal; + } + } +} +#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */ + + +/** + * @brief Data OUT stage callback. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval None + */ +__weak void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(epnum); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_DataOutStageCallback could be implemented in the user file + */ +} + +/** + * @brief Data IN stage callback + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval None + */ +__weak void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(epnum); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_DataInStageCallback could be implemented in the user file + */ +} +/** + * @brief Setup stage callback + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_SetupStageCallback could be implemented in the user file + */ +} + +/** + * @brief USB Start Of Frame callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_SOFCallback could be implemented in the user file + */ +} + +/** + * @brief USB Reset callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_ResetCallback could be implemented in the user file + */ +} + +/** + * @brief Suspend event callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_SuspendCallback could be implemented in the user file + */ +} + +/** + * @brief Resume event callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_ResumeCallback could be implemented in the user file + */ +} + +/** + * @brief Incomplete ISO OUT callback. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval None + */ +__weak void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(epnum); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_ISOOUTIncompleteCallback could be implemented in the user file + */ +} + +/** + * @brief Incomplete ISO IN callback. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval None + */ +__weak void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(epnum); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_ISOINIncompleteCallback could be implemented in the user file + */ +} + +/** + * @brief Connection event callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_ConnectCallback could be implemented in the user file + */ +} + +/** + * @brief Disconnection event callback. + * @param hpcd PCD handle + * @retval None + */ +__weak void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCD_DisconnectCallback could be implemented in the user file + */ +} + +/** + * @} + */ + +/** @defgroup PCD_Exported_Functions_Group3 Peripheral Control functions + * @brief management functions + * +@verbatim + =============================================================================== + ##### Peripheral Control functions ##### + =============================================================================== + [..] + This subsection provides a set of functions allowing to control the PCD data + transfers. + +@endverbatim + * @{ + */ + +/** + * @brief Connect the USB device + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_DevConnect(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + + __HAL_LOCK(hpcd); + + if (((USBx->CID & (0x1U << 8)) == 0U) && + (hpcd->Init.battery_charging_enable == 1U)) + { + /* Enable USB Transceiver */ + USBx->GCCFG |= USB_OTG_GCCFG_PWRDWN; + } + (void)USB_DevConnect(hpcd->Instance); + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Disconnect the USB device. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_DevDisconnect(PCD_HandleTypeDef *hpcd) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + + __HAL_LOCK(hpcd); + (void)USB_DevDisconnect(hpcd->Instance); + + if (((USBx->CID & (0x1U << 8)) == 0U) && + (hpcd->Init.battery_charging_enable == 1U)) + { + /* Disable USB Transceiver */ + USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN); + } + + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Set the USB Device address. + * @param hpcd PCD handle + * @param address new device address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_SetAddress(PCD_HandleTypeDef *hpcd, uint8_t address) +{ + __HAL_LOCK(hpcd); + hpcd->USB_Address = address; + (void)USB_SetDevAddress(hpcd->Instance, address); + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} +/** + * @brief Open and configure an endpoint. + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @param ep_mps endpoint max packet size + * @param ep_type endpoint type + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Open(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, + uint16_t ep_mps, uint8_t ep_type) +{ + HAL_StatusTypeDef ret = HAL_OK; + PCD_EPTypeDef *ep; + + if ((ep_addr & 0x80U) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 1U; + } + else + { + ep = &hpcd->OUT_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 0U; + } + + ep->num = ep_addr & EP_ADDR_MSK; + ep->maxpacket = ep_mps; + ep->type = ep_type; + + if (ep->is_in != 0U) + { + /* Assign a Tx FIFO */ + ep->tx_fifo_num = ep->num; + } + + /* Set initial data PID. */ + if (ep_type == EP_TYPE_BULK) + { + ep->data_pid_start = 0U; + } + + __HAL_LOCK(hpcd); + (void)USB_ActivateEndpoint(hpcd->Instance, ep); + __HAL_UNLOCK(hpcd); + + return ret; +} + +/** + * @brief Deactivate an endpoint. + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Close(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + PCD_EPTypeDef *ep; + + if ((ep_addr & 0x80U) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 1U; + } + else + { + ep = &hpcd->OUT_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 0U; + } + ep->num = ep_addr & EP_ADDR_MSK; + + __HAL_LOCK(hpcd); + (void)USB_DeactivateEndpoint(hpcd->Instance, ep); + __HAL_UNLOCK(hpcd); + return HAL_OK; +} + + +/** + * @brief Receive an amount of data. + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @param pBuf pointer to the reception buffer + * @param len amount of data to be received + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Receive(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, uint8_t *pBuf, uint32_t len) +{ + PCD_EPTypeDef *ep; + + ep = &hpcd->OUT_ep[ep_addr & EP_ADDR_MSK]; + + /*setup and start the Xfer */ + ep->xfer_buff = pBuf; + ep->xfer_len = len; + ep->xfer_count = 0U; + ep->is_in = 0U; + ep->num = ep_addr & EP_ADDR_MSK; + + if (hpcd->Init.dma_enable == 1U) + { + ep->dma_addr = (uint32_t)pBuf; + } + + (void)USB_EPStartXfer(hpcd->Instance, ep, (uint8_t)hpcd->Init.dma_enable); + + return HAL_OK; +} + +/** + * @brief Get Received Data Size + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval Data Size + */ +uint32_t HAL_PCD_EP_GetRxCount(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + return hpcd->OUT_ep[ep_addr & EP_ADDR_MSK].xfer_count; +} +/** + * @brief Send an amount of data + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @param pBuf pointer to the transmission buffer + * @param len amount of data to be sent + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Transmit(PCD_HandleTypeDef *hpcd, uint8_t ep_addr, uint8_t *pBuf, uint32_t len) +{ + PCD_EPTypeDef *ep; + + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + + /*setup and start the Xfer */ + ep->xfer_buff = pBuf; + ep->xfer_len = len; + ep->xfer_count = 0U; + ep->is_in = 1U; + ep->num = ep_addr & EP_ADDR_MSK; + + if (hpcd->Init.dma_enable == 1U) + { + ep->dma_addr = (uint32_t)pBuf; + } + + (void)USB_EPStartXfer(hpcd->Instance, ep, (uint8_t)hpcd->Init.dma_enable); + + return HAL_OK; +} + +/** + * @brief Set a STALL condition over an endpoint + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_SetStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + PCD_EPTypeDef *ep; + + if (((uint32_t)ep_addr & EP_ADDR_MSK) > hpcd->Init.dev_endpoints) + { + return HAL_ERROR; + } + + if ((0x80U & ep_addr) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 1U; + } + else + { + ep = &hpcd->OUT_ep[ep_addr]; + ep->is_in = 0U; + } + + ep->is_stall = 1U; + ep->num = ep_addr & EP_ADDR_MSK; + + __HAL_LOCK(hpcd); + + (void)USB_EPSetStall(hpcd->Instance, ep); + + if ((ep_addr & EP_ADDR_MSK) == 0U) + { + (void)USB_EP0_OutStart(hpcd->Instance, (uint8_t)hpcd->Init.dma_enable, (uint8_t *)hpcd->Setup); + } + + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Clear a STALL condition over in an endpoint + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_ClrStall(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + PCD_EPTypeDef *ep; + + if (((uint32_t)ep_addr & 0x0FU) > hpcd->Init.dev_endpoints) + { + return HAL_ERROR; + } + + if ((0x80U & ep_addr) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 1U; + } + else + { + ep = &hpcd->OUT_ep[ep_addr & EP_ADDR_MSK]; + ep->is_in = 0U; + } + + ep->is_stall = 0U; + ep->num = ep_addr & EP_ADDR_MSK; + + __HAL_LOCK(hpcd); + (void)USB_EPClearStall(hpcd->Instance, ep); + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Abort an USB EP transaction. + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Abort(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + HAL_StatusTypeDef ret; + PCD_EPTypeDef *ep; + + if ((0x80U & ep_addr) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + } + else + { + ep = &hpcd->OUT_ep[ep_addr & EP_ADDR_MSK]; + } + + /* Stop Xfer */ + ret = USB_EPStopXfer(hpcd->Instance, ep); + + return ret; +} + +/** + * @brief Flush an endpoint + * @param hpcd PCD handle + * @param ep_addr endpoint address + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_EP_Flush(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) +{ + __HAL_LOCK(hpcd); + + if ((ep_addr & 0x80U) == 0x80U) + { + (void)USB_FlushTxFifo(hpcd->Instance, (uint32_t)ep_addr & EP_ADDR_MSK); + } + else + { + (void)USB_FlushRxFifo(hpcd->Instance); + } + + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + +/** + * @brief Activate remote wakeup signalling + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) +{ + return (USB_ActivateRemoteWakeup(hpcd->Instance)); +} + +/** + * @brief De-activate remote wakeup signalling. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) +{ + return (USB_DeActivateRemoteWakeup(hpcd->Instance)); +} + +/** + * @} + */ + +/** @defgroup PCD_Exported_Functions_Group4 Peripheral State functions + * @brief Peripheral State functions + * +@verbatim + =============================================================================== + ##### Peripheral State functions ##### + =============================================================================== + [..] + This subsection permits to get in run-time the status of the peripheral + and the data flow. + +@endverbatim + * @{ + */ + +/** + * @brief Return the PCD handle state. + * @param hpcd PCD handle + * @retval HAL state + */ +PCD_StateTypeDef HAL_PCD_GetState(PCD_HandleTypeDef *hpcd) +{ + return hpcd->State; +} + +#if defined (USB_OTG_FS) || defined (USB_OTG_HS) +/** + * @brief Set the USB Device high speed test mode. + * @param hpcd PCD handle + * @param testmode USB Device high speed test mode + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCD_SetTestMode(PCD_HandleTypeDef *hpcd, uint8_t testmode) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + uint32_t USBx_BASE = (uint32_t)USBx; + + switch (testmode) + { + case TEST_J: + case TEST_K: + case TEST_SE0_NAK: + case TEST_PACKET: + case TEST_FORCE_EN: + USBx_DEVICE->DCTL |= (uint32_t)testmode << 4; + break; + + default: + break; + } + + return HAL_OK; +} +#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */ +/** + * @} + */ + +/** + * @} + */ + +/* Private functions ---------------------------------------------------------*/ +/** @addtogroup PCD_Private_Functions + * @{ + */ +#if defined (USB_OTG_FS) || defined (USB_OTG_HS) +/** + * @brief Check FIFO for the next packet to be loaded. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval HAL status + */ +static HAL_StatusTypeDef PCD_WriteEmptyTxFifo(PCD_HandleTypeDef *hpcd, uint32_t epnum) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + uint32_t USBx_BASE = (uint32_t)USBx; + USB_OTG_EPTypeDef *ep; + uint32_t len; + uint32_t len32b; + uint32_t fifoemptymsk; + + ep = &hpcd->IN_ep[epnum]; + + if (ep->xfer_count > ep->xfer_len) + { + return HAL_ERROR; + } + + len = ep->xfer_len - ep->xfer_count; + + if (len > ep->maxpacket) + { + len = ep->maxpacket; + } + + len32b = (len + 3U) / 4U; + + while (((USBx_INEP(epnum)->DTXFSTS & USB_OTG_DTXFSTS_INEPTFSAV) >= len32b) && + (ep->xfer_count < ep->xfer_len) && (ep->xfer_len != 0U)) + { + /* Write the FIFO */ + len = ep->xfer_len - ep->xfer_count; + + if (len > ep->maxpacket) + { + len = ep->maxpacket; + } + len32b = (len + 3U) / 4U; + + (void)USB_WritePacket(USBx, ep->xfer_buff, (uint8_t)epnum, (uint16_t)len, + (uint8_t)hpcd->Init.dma_enable); + + ep->xfer_buff += len; + ep->xfer_count += len; + } + + if (ep->xfer_len <= ep->xfer_count) + { + fifoemptymsk = (uint32_t)(0x1UL << (epnum & EP_ADDR_MSK)); + USBx_DEVICE->DIEPEMPMSK &= ~fifoemptymsk; + } + + return HAL_OK; +} + + +/** + * @brief process EP OUT transfer complete interrupt. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval HAL status + */ +static HAL_StatusTypeDef PCD_EP_OutXfrComplete_int(PCD_HandleTypeDef *hpcd, uint32_t epnum) +{ + USB_OTG_EPTypeDef *ep; + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + uint32_t USBx_BASE = (uint32_t)USBx; + uint32_t gSNPSiD = *(__IO uint32_t *)(&USBx->CID + 0x1U); + uint32_t DoepintReg = USBx_OUTEP(epnum)->DOEPINT; + + if (hpcd->Init.dma_enable == 1U) + { + if ((DoepintReg & USB_OTG_DOEPINT_STUP) == USB_OTG_DOEPINT_STUP) /* Class C */ + { + /* StupPktRcvd = 1 this is a setup packet */ + if ((gSNPSiD > USB_OTG_CORE_ID_300A) && + ((DoepintReg & USB_OTG_DOEPINT_STPKTRX) == USB_OTG_DOEPINT_STPKTRX)) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STPKTRX); + } + } + else if ((DoepintReg & USB_OTG_DOEPINT_OTEPSPR) == USB_OTG_DOEPINT_OTEPSPR) /* Class E */ + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_OTEPSPR); + } + else if ((DoepintReg & (USB_OTG_DOEPINT_STUP | USB_OTG_DOEPINT_OTEPSPR)) == 0U) + { + /* StupPktRcvd = 1 this is a setup packet */ + if ((gSNPSiD > USB_OTG_CORE_ID_300A) && + ((DoepintReg & USB_OTG_DOEPINT_STPKTRX) == USB_OTG_DOEPINT_STPKTRX)) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STPKTRX); + } + else + { + ep = &hpcd->OUT_ep[epnum]; + + /* out data packet received over EP */ + ep->xfer_count = ep->xfer_size - (USBx_OUTEP(epnum)->DOEPTSIZ & USB_OTG_DOEPTSIZ_XFRSIZ); + + if (epnum == 0U) + { + if (ep->xfer_len == 0U) + { + /* this is ZLP, so prepare EP0 for next setup */ + (void)USB_EP0_OutStart(hpcd->Instance, 1U, (uint8_t *)hpcd->Setup); + } + else + { + ep->xfer_buff += ep->xfer_count; + } + } + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataOutStageCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_DataOutStageCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + else + { + /* ... */ + } + } + else + { + if (gSNPSiD == USB_OTG_CORE_ID_310A) + { + /* StupPktRcvd = 1 this is a setup packet */ + if ((DoepintReg & USB_OTG_DOEPINT_STPKTRX) == USB_OTG_DOEPINT_STPKTRX) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STPKTRX); + } + else + { + if ((DoepintReg & USB_OTG_DOEPINT_OTEPSPR) == USB_OTG_DOEPINT_OTEPSPR) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_OTEPSPR); + } + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataOutStageCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_DataOutStageCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + else + { + if ((epnum == 0U) && (hpcd->OUT_ep[epnum].xfer_len == 0U)) + { + /* this is ZLP, so prepare EP0 for next setup */ + (void)USB_EP0_OutStart(hpcd->Instance, 0U, (uint8_t *)hpcd->Setup); + } + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataOutStageCallback(hpcd, (uint8_t)epnum); +#else + HAL_PCD_DataOutStageCallback(hpcd, (uint8_t)epnum); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + + return HAL_OK; +} + + +/** + * @brief process EP OUT setup packet received interrupt. + * @param hpcd PCD handle + * @param epnum endpoint number + * @retval HAL status + */ +static HAL_StatusTypeDef PCD_EP_OutSetupPacket_int(PCD_HandleTypeDef *hpcd, uint32_t epnum) +{ + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + uint32_t USBx_BASE = (uint32_t)USBx; + uint32_t gSNPSiD = *(__IO uint32_t *)(&USBx->CID + 0x1U); + uint32_t DoepintReg = USBx_OUTEP(epnum)->DOEPINT; + + if ((gSNPSiD > USB_OTG_CORE_ID_300A) && + ((DoepintReg & USB_OTG_DOEPINT_STPKTRX) == USB_OTG_DOEPINT_STPKTRX)) + { + CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STPKTRX); + } + + /* Inform the upper layer that a setup packet is available */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SetupStageCallback(hpcd); +#else + HAL_PCD_SetupStageCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + if ((gSNPSiD > USB_OTG_CORE_ID_300A) && (hpcd->Init.dma_enable == 1U)) + { + (void)USB_EP0_OutStart(hpcd->Instance, 1U, (uint8_t *)hpcd->Setup); + } + + return HAL_OK; +} +#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */ + + +/** + * @} + */ +#endif /* defined (USB_OTG_FS) || defined (USB_OTG_HS) */ +#endif /* HAL_PCD_MODULE_ENABLED */ + +/** + * @} + */ + +/** + * @} + */ -- cgit v1.2.3