From a81fc41c3eb99e8fc52aa734ee63e13c937aab81 Mon Sep 17 00:00:00 2001 From: JanHenrik Date: Sun, 19 Jan 2020 00:56:37 +0100 Subject: added blink example --- .../STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c | 1869 ++++++++++++++++++++ 1 file changed, 1869 insertions(+) create mode 100644 Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c (limited to 'Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c') diff --git a/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c b/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c new file mode 100644 index 0000000..f94a7b5 --- /dev/null +++ b/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd.c @@ -0,0 +1,1869 @@ +/** + ****************************************************************************** + * @file stm32f0xx_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 + * + @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_CLK_ENABLE(); For USB Device only FS peripheral + + (##) 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 + ****************************************************************************** + * @attention + * + *

© Copyright (c) 2016 STMicroelectronics. + * All rights reserved.

+ * + * This software component is licensed by ST under BSD 3-Clause license, + * the "License"; You may not use this file except in compliance with the + * License. You may obtain a copy of the License at: + * opensource.org/licenses/BSD-3-Clause + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f0xx_hal.h" + +/** @addtogroup STM32F0xx_HAL_Driver + * @{ + */ + +/** @defgroup PCD PCD + * @brief PCD HAL module driver + * @{ + */ + +#ifdef HAL_PCD_MODULE_ENABLED + +#if defined (USB) + +/* 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 + * @{ + */ + +static HAL_StatusTypeDef PCD_EP_ISR_Handler(PCD_HandleTypeDef *hpcd); + +/** + * @} + */ + +/* 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) +{ + 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)); + + 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 the Interrupts */ + __HAL_PCD_DISABLE(hpcd); + + /* 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 */ + (void)USB_DevInit(hpcd->Instance, hpcd->Init); + + hpcd->USB_Address = 0U; + hpcd->State = HAL_PCD_STATE_READY; + + /* Activate LPM */ + if (hpcd->Init.lpm_enable == 1U) + { + (void)HAL_PCDEx_ActivateLPM(hpcd); + } + + 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 */ + (void)HAL_PCD_Stop(hpcd); + +#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 OTG 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 callabck 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 OTG 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) +{ + __HAL_LOCK(hpcd); + (void)USB_DevConnect(hpcd->Instance); + __HAL_PCD_ENABLE(hpcd); + __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) +{ + __HAL_LOCK(hpcd); + __HAL_PCD_DISABLE(hpcd); + + (void)USB_StopDevice(hpcd->Instance); + + __HAL_UNLOCK(hpcd); + + return HAL_OK; +} + + +/** + * @brief This function handles PCD interrupt request. + * @param hpcd PCD handle + * @retval HAL status + */ +void HAL_PCD_IRQHandler(PCD_HandleTypeDef *hpcd) +{ + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_CTR)) + { + /* servicing of the endpoint correct transfer interrupt */ + /* clear of the CTR flag into the sub */ + (void)PCD_EP_ISR_Handler(hpcd); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_RESET)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_RESET); + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->ResetCallback(hpcd); +#else + HAL_PCD_ResetCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + (void)HAL_PCD_SetAddress(hpcd, 0U); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_PMAOVR)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_PMAOVR); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_ERR)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_ERR); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_WKUP)) + { + hpcd->Instance->CNTR &= (uint16_t) ~(USB_CNTR_LPMODE); + hpcd->Instance->CNTR &= (uint16_t) ~(USB_CNTR_FSUSP); + + 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 */ + } + +#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_ISTR_WKUP); + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_SUSP)) + { + /* Force low-power mode in the macrocell */ + hpcd->Instance->CNTR |= USB_CNTR_FSUSP; + + /* clear of the ISTR bit must be done after setting of CNTR_FSUSP */ + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_SUSP); + + hpcd->Instance->CNTR |= USB_CNTR_LPMODE; + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_WKUP) == 0U) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SuspendCallback(hpcd); +#else + HAL_PCD_SuspendCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + + /* Handle LPM Interrupt */ + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_L1REQ)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_L1REQ); + if (hpcd->LPM_State == LPM_L0) + { + /* Force suspend and low-power mode before going to L1 state*/ + hpcd->Instance->CNTR |= USB_CNTR_LPMODE; + hpcd->Instance->CNTR |= USB_CNTR_FSUSP; + + hpcd->LPM_State = LPM_L1; + hpcd->BESL = ((uint32_t)hpcd->Instance->LPMCSR & USB_LPMCSR_BESL) >> 2; +#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 */ + } + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_SOF)) + { + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_SOF); + +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SOFCallback(hpcd); +#else + HAL_PCD_SOFCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + if (__HAL_PCD_GET_FLAG(hpcd, USB_ISTR_ESOF)) + { + /* clear ESOF flag in ISTR */ + __HAL_PCD_CLEAR_FLAG(hpcd, USB_ISTR_ESOF); + } +} + + +/** + * @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) +{ + __HAL_LOCK(hpcd); + (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) +{ + __HAL_LOCK(hpcd); + (void)USB_DevDisconnect(hpcd->Instance); + __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 ((ep_addr & EP_ADDR_MSK) == 0U) + { + (void)USB_EP0StartXfer(hpcd->Instance, ep); + } + else + { + (void)USB_EPStartXfer(hpcd->Instance, ep); + } + + 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 ((ep_addr & EP_ADDR_MSK) == 0U) + { + (void)USB_EP0StartXfer(hpcd->Instance, ep); + } + else + { + (void)USB_EPStartXfer(hpcd->Instance, ep); + } + + 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->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 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) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(ep_addr); + + 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; +} + +/** + * @} + */ + +/** + * @} + */ + +/* Private functions ---------------------------------------------------------*/ +/** @addtogroup PCD_Private_Functions + * @{ + */ + + +/** + * @brief This function handles PCD Endpoint interrupt request. + * @param hpcd PCD handle + * @retval HAL status + */ +static HAL_StatusTypeDef PCD_EP_ISR_Handler(PCD_HandleTypeDef *hpcd) +{ + PCD_EPTypeDef *ep; + uint16_t count; + uint16_t wIstr; + uint16_t wEPVal; + uint8_t epindex; + + /* stay in loop while pending interrupts */ + while ((hpcd->Instance->ISTR & USB_ISTR_CTR) != 0U) + { + wIstr = hpcd->Instance->ISTR; + /* extract highest priority endpoint number */ + epindex = (uint8_t)(wIstr & USB_ISTR_EP_ID); + + if (epindex == 0U) + { + /* Decode and service control endpoint interrupt */ + + /* DIR bit = origin of the interrupt */ + if ((wIstr & USB_ISTR_DIR) == 0U) + { + /* DIR = 0 */ + + /* DIR = 0 => IN int */ + /* DIR = 0 implies that (EP_CTR_TX = 1) always */ + PCD_CLEAR_TX_EP_CTR(hpcd->Instance, PCD_ENDP0); + ep = &hpcd->IN_ep[0]; + + ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); + ep->xfer_buff += ep->xfer_count; + + /* TX COMPLETE */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataInStageCallback(hpcd, 0U); +#else + HAL_PCD_DataInStageCallback(hpcd, 0U); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + if ((hpcd->USB_Address > 0U) && (ep->xfer_len == 0U)) + { + hpcd->Instance->DADDR = ((uint16_t)hpcd->USB_Address | USB_DADDR_EF); + hpcd->USB_Address = 0U; + } + } + else + { + /* DIR = 1 */ + + /* DIR = 1 & CTR_RX => SETUP or OUT int */ + /* DIR = 1 & (CTR_TX | CTR_RX) => 2 int pending */ + ep = &hpcd->OUT_ep[0]; + wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, PCD_ENDP0); + + if ((wEPVal & USB_EP_SETUP) != 0U) + { + /* Get SETUP Packet*/ + ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + + USB_ReadPMA(hpcd->Instance, (uint8_t *)hpcd->Setup, + ep->pmaadress, (uint16_t)ep->xfer_count); + + /* SETUP bit kept frozen while CTR_RX = 1*/ + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); + + /* Process SETUP Packet*/ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->SetupStageCallback(hpcd); +#else + HAL_PCD_SetupStageCallback(hpcd); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + else if ((wEPVal & USB_EP_CTR_RX) != 0U) + { + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, PCD_ENDP0); + + /* Get Control Data OUT Packet*/ + ep->xfer_count = PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + + if ((ep->xfer_count != 0U) && (ep->xfer_buff != 0U)) + { + USB_ReadPMA(hpcd->Instance, ep->xfer_buff, + ep->pmaadress, (uint16_t)ep->xfer_count); + + ep->xfer_buff += ep->xfer_count; + + /* Process Control Data OUT Packet*/ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataOutStageCallback(hpcd, 0U); +#else + HAL_PCD_DataOutStageCallback(hpcd, 0U); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + PCD_SET_EP_RX_CNT(hpcd->Instance, PCD_ENDP0, ep->maxpacket); + PCD_SET_EP_RX_STATUS(hpcd->Instance, PCD_ENDP0, USB_EP_RX_VALID); + } + } + } + else + { + /* Decode and service non control endpoints interrupt */ + + /* process related endpoint register */ + wEPVal = PCD_GET_ENDPOINT(hpcd->Instance, epindex); + if ((wEPVal & USB_EP_CTR_RX) != 0U) + { + /* clear int flag */ + PCD_CLEAR_RX_EP_CTR(hpcd->Instance, epindex); + ep = &hpcd->OUT_ep[epindex]; + + /* OUT double Buffering*/ + if (ep->doublebuffer == 0U) + { + count = (uint16_t)PCD_GET_EP_RX_CNT(hpcd->Instance, ep->num); + if (count != 0U) + { + USB_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaadress, count); + } + } + else + { + if ((PCD_GET_ENDPOINT(hpcd->Instance, ep->num) & USB_EP_DTOG_RX) != 0U) + { + /*read from endpoint BUF0Addr buffer*/ + count = (uint16_t)PCD_GET_EP_DBUF0_CNT(hpcd->Instance, ep->num); + if (count != 0U) + { + USB_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr0, count); + } + } + else + { + /*read from endpoint BUF1Addr buffer*/ + count = (uint16_t)PCD_GET_EP_DBUF1_CNT(hpcd->Instance, ep->num); + if (count != 0U) + { + USB_ReadPMA(hpcd->Instance, ep->xfer_buff, ep->pmaaddr1, count); + } + } + /* free EP OUT Buffer */ + PCD_FreeUserBuffer(hpcd->Instance, ep->num, 0U); + } + /*multi-packet on the NON control OUT endpoint*/ + ep->xfer_count += count; + ep->xfer_buff += count; + + if ((ep->xfer_len == 0U) || (count < ep->maxpacket)) + { + /* RX COMPLETE */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataOutStageCallback(hpcd, ep->num); +#else + HAL_PCD_DataOutStageCallback(hpcd, ep->num); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + else + { + (void)HAL_PCD_EP_Receive(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); + } + + } /* if((wEPVal & EP_CTR_RX) */ + + if ((wEPVal & USB_EP_CTR_TX) != 0U) + { + ep = &hpcd->IN_ep[epindex]; + + /* clear int flag */ + PCD_CLEAR_TX_EP_CTR(hpcd->Instance, epindex); + + /*multi-packet on the NON control IN endpoint*/ + ep->xfer_count = PCD_GET_EP_TX_CNT(hpcd->Instance, ep->num); + ep->xfer_buff += ep->xfer_count; + + /* Zero Length Packet? */ + if (ep->xfer_len == 0U) + { + /* TX COMPLETE */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->DataInStageCallback(hpcd, ep->num); +#else + HAL_PCD_DataInStageCallback(hpcd, ep->num); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + else + { + (void)HAL_PCD_EP_Transmit(hpcd, ep->num, ep->xfer_buff, ep->xfer_len); + } + } + } + } + return HAL_OK; +} + + +/** + * @} + */ +#endif /* defined (USB) */ +#endif /* HAL_PCD_MODULE_ENABLED */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit