diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c | 1202 |
1 files changed, 0 insertions, 1202 deletions
diff --git a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c b/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c deleted file mode 100644 index 1e132b9e82..0000000000 --- a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_pcd.c +++ /dev/null @@ -1,1202 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f7xx_hal_pcd.c - * @author MCD Application Team - * @version V1.0.1 - * @date 25-June-2015 - * @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 HCD 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 - (+++) __OTGFS-OTG_CLK_ENABLE()/__OTGHS-OTG_CLK_ENABLE(); - (+++) __OTGHSULPI_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 HCD transmission and reception: - (##) HAL_PCD_Start(); - - @endverbatim - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> - * - * Redistribution and use in source and binary forms, with or without modification, - * are permitted provided that the following conditions are met: - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * 3. Neither the name of STMicroelectronics nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, - * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f7xx_hal.h" - -/** @addtogroup STM32F7xx_HAL_Driver - * @{ - */ - -/** @defgroup PCD PCD - * @brief PCD HAL module driver - * @{ - */ - -#ifdef HAL_PCD_MODULE_ENABLED - -/* 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_WriteEmptyTxFifo(PCD_HandleTypeDef *hpcd, uint32_t epnum); -/** - * @} - */ - -/* 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 create the associated handle. - * @param hpcd: PCD handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_PCD_Init(PCD_HandleTypeDef *hpcd) -{ - uint32_t i = 0; - - /* Check the PCD handle allocation */ - if(hpcd == NULL) - { - return HAL_ERROR; - } - - /* Check the parameters */ - assert_param(IS_PCD_ALL_INSTANCE(hpcd->Instance)); - - hpcd->State = HAL_PCD_STATE_BUSY; - - /* Init the low level hardware : GPIO, CLOCK, NVIC... */ - HAL_PCD_MspInit(hpcd); - - /* Disable the Interrupts */ - __HAL_PCD_DISABLE(hpcd); - - /*Init the Core (common init.) */ - USB_CoreInit(hpcd->Instance, hpcd->Init); - - /* Force Device Mode*/ - USB_SetCurrentMode(hpcd->Instance , USB_OTG_DEVICE_MODE); - - /* Init endpoints structures */ - for (i = 0; i < 15 ; i++) - { - /* Init ep structure */ - hpcd->IN_ep[i].is_in = 1; - 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 = 0; - hpcd->IN_ep[i].xfer_buff = 0; - hpcd->IN_ep[i].xfer_len = 0; - } - - for (i = 0; i < 15 ; i++) - { - hpcd->OUT_ep[i].is_in = 0; - hpcd->OUT_ep[i].num = i; - hpcd->IN_ep[i].tx_fifo_num = i; - /* Control until ep is activated */ - hpcd->OUT_ep[i].type = EP_TYPE_CTRL; - hpcd->OUT_ep[i].maxpacket = 0; - hpcd->OUT_ep[i].xfer_buff = 0; - hpcd->OUT_ep[i].xfer_len = 0; - - hpcd->Instance->DIEPTXF[i] = 0; - } - - /* Init Device */ - USB_DevInit(hpcd->Instance, hpcd->Init); - - hpcd->State= HAL_PCD_STATE_READY; - - /* Activate LPM */ - if (hpcd->Init.lpm_enable == 1) - { - HAL_PCDEx_ActivateLPM(hpcd); - } - - 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 */ - HAL_PCD_Stop(hpcd); - - /* DeInit the low level hardware */ - HAL_PCD_MspDeInit(hpcd); - - 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) -{ - /* 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) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_PCD_MspDeInit could be implemented in the user file - */ -} - -/** - * @} - */ - -/** @defgroup PCD_Exported_Functions_Group2 IO 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 OTG Device. - * @param hpcd: PCD handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_PCD_Start(PCD_HandleTypeDef *hpcd) -{ - __HAL_LOCK(hpcd); - USB_DevConnect (hpcd->Instance); - __HAL_PCD_ENABLE(hpcd); - __HAL_UNLOCK(hpcd); - return HAL_OK; -} - -/** - * @brief Stop The USB OTG Device. - * @param hpcd: PCD handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_PCD_Stop(PCD_HandleTypeDef *hpcd) -{ - __HAL_LOCK(hpcd); - __HAL_PCD_DISABLE(hpcd); - USB_StopDevice(hpcd->Instance); - USB_DevDisconnect (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) -{ - USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; - uint32_t i = 0, ep_intr = 0, epint = 0, epnum = 0; - uint32_t fifoemptymsk = 0, temp = 0; - USB_OTG_EPTypeDef *ep; - - /* 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; - } - - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_MMIS)) - { - /* incorrect mode, acknowledge the interrupt */ - __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_MMIS); - } - - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_OEPINT)) - { - epnum = 0; - - /* Read in the device interrupt bits */ - ep_intr = USB_ReadDevAllOutEpInterrupt(hpcd->Instance); - - while ( ep_intr ) - { - if (ep_intr & 0x1) - { - epint = USB_ReadDevOutEPInterrupt(hpcd->Instance, epnum); - - if(( epint & USB_OTG_DOEPINT_XFRC) == USB_OTG_DOEPINT_XFRC) - { - CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_XFRC); - - if(hpcd->Init.dma_enable == 1) - { - hpcd->OUT_ep[epnum].xfer_count = hpcd->OUT_ep[epnum].maxpacket- (USBx_OUTEP(epnum)->DOEPTSIZ & USB_OTG_DOEPTSIZ_XFRSIZ); - hpcd->OUT_ep[epnum].xfer_buff += hpcd->OUT_ep[epnum].maxpacket; - } - - HAL_PCD_DataOutStageCallback(hpcd, epnum); - if(hpcd->Init.dma_enable == 1) - { - if((epnum == 0) && (hpcd->OUT_ep[epnum].xfer_len == 0)) - { - /* this is ZLP, so prepare EP0 for next setup */ - USB_EP0_OutStart(hpcd->Instance, 1, (uint8_t *)hpcd->Setup); - } - } - } - - if(( epint & USB_OTG_DOEPINT_STUP) == USB_OTG_DOEPINT_STUP) - { - /* Inform the upper layer that a setup packet is available */ - HAL_PCD_SetupStageCallback(hpcd); - CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_STUP); - } - - if(( epint & USB_OTG_DOEPINT_OTEPDIS) == USB_OTG_DOEPINT_OTEPDIS) - { - CLEAR_OUT_EP_INTR(epnum, USB_OTG_DOEPINT_OTEPDIS); - } - } - epnum++; - ep_intr >>= 1; - } - } - - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_IEPINT)) - { - /* Read in the device interrupt bits */ - ep_intr = USB_ReadDevAllInEpInterrupt(hpcd->Instance); - - epnum = 0; - - while ( ep_intr ) - { - if (ep_intr & 0x1) /* In ITR */ - { - epint = USB_ReadDevInEPInterrupt(hpcd->Instance, epnum); - - if(( epint & USB_OTG_DIEPINT_XFRC) == USB_OTG_DIEPINT_XFRC) - { - fifoemptymsk = 0x1 << epnum; - USBx_DEVICE->DIEPEMPMSK &= ~fifoemptymsk; - - CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_XFRC); - - if (hpcd->Init.dma_enable == 1) - { - hpcd->IN_ep[epnum].xfer_buff += hpcd->IN_ep[epnum].maxpacket; - } - - HAL_PCD_DataInStageCallback(hpcd, epnum); - - if (hpcd->Init.dma_enable == 1) - { - /* this is ZLP, so prepare EP0 for next setup */ - if((epnum == 0) && (hpcd->IN_ep[epnum].xfer_len == 0)) - { - /* prepare to rx more setup packets */ - USB_EP0_OutStart(hpcd->Instance, 1, (uint8_t *)hpcd->Setup); - } - } - } - 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) - { - CLEAR_IN_EP_INTR(epnum, USB_OTG_DIEPINT_EPDISD); - } - if(( epint & USB_OTG_DIEPINT_TXFE) == USB_OTG_DIEPINT_TXFE) - { - PCD_WriteEmptyTxFifo(hpcd , epnum); - } - } - epnum++; - ep_intr >>= 1; - } - } - - /* 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; - HAL_PCDEx_LPM_Callback(hpcd, PCD_LPM_L0_ACTIVE); - } - else - { - HAL_PCD_ResumeCallback(hpcd); - } - __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) - { - - HAL_PCD_SuspendCallback(hpcd); - } - __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) >>2 ; - HAL_PCDEx_LPM_Callback(hpcd, PCD_LPM_L1_ACTIVE); - } - else - { - HAL_PCD_SuspendCallback(hpcd); - } - } - - /* Handle Reset Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_USBRST)) - { - USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_RWUSIG; - USB_FlushTxFifo(hpcd->Instance , 0 ); - - for (i = 0; i < hpcd->Init.dev_endpoints ; i++) - { - USBx_INEP(i)->DIEPINT = 0xFF; - USBx_OUTEP(i)->DOEPINT = 0xFF; - } - USBx_DEVICE->DAINT = 0xFFFFFFFF; - USBx_DEVICE->DAINTMSK |= 0x10001; - - if(hpcd->Init.use_dedicated_ep1) - { - 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); - 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 */ - USB_EP0_OutStart(hpcd->Instance, 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)) - { - USB_ActivateSetup(hpcd->Instance); - hpcd->Instance->GUSBCFG &= ~USB_OTG_GUSBCFG_TRDT; - - if ( USB_GetDevSpeed(hpcd->Instance) == USB_OTG_SPEED_HIGH) - { - hpcd->Init.speed = USB_OTG_SPEED_HIGH; - hpcd->Init.ep0_mps = USB_OTG_HS_MAX_PACKET_SIZE ; - hpcd->Instance->GUSBCFG |= (uint32_t)((USBD_HS_TRDT_VALUE << 10) & USB_OTG_GUSBCFG_TRDT); - } - else - { - hpcd->Init.speed = USB_OTG_SPEED_FULL; - hpcd->Init.ep0_mps = USB_OTG_FS_MAX_PACKET_SIZE ; - hpcd->Instance->GUSBCFG |= (uint32_t)((USBD_FS_TRDT_VALUE << 10) & USB_OTG_GUSBCFG_TRDT); - } - - HAL_PCD_ResetCallback(hpcd); - - __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_ENUMDNE); - } - - /* Handle RxQLevel Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_RXFLVL)) - { - USB_MASK_INTERRUPT(hpcd->Instance, USB_OTG_GINTSTS_RXFLVL); - temp = USBx->GRXSTSP; - ep = &hpcd->OUT_ep[temp & USB_OTG_GRXSTSP_EPNUM]; - - if(((temp & USB_OTG_GRXSTSP_PKTSTS) >> 17) == STS_DATA_UPDT) - { - if((temp & USB_OTG_GRXSTSP_BCNT) != 0) - { - USB_ReadPacket(USBx, ep->xfer_buff, (temp & USB_OTG_GRXSTSP_BCNT) >> 4); - ep->xfer_buff += (temp & USB_OTG_GRXSTSP_BCNT) >> 4; - ep->xfer_count += (temp & USB_OTG_GRXSTSP_BCNT) >> 4; - } - } - else if (((temp & USB_OTG_GRXSTSP_PKTSTS) >> 17) == STS_SETUP_UPDT) - { - USB_ReadPacket(USBx, (uint8_t *)hpcd->Setup, 8); - ep->xfer_count += (temp & USB_OTG_GRXSTSP_BCNT) >> 4; - } - USB_UNMASK_INTERRUPT(hpcd->Instance, USB_OTG_GINTSTS_RXFLVL); - } - - /* Handle SOF Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_SOF)) - { - HAL_PCD_SOFCallback(hpcd); - __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_SOF); - } - - /* Handle Incomplete ISO IN Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_IISOIXFR)) - { - HAL_PCD_ISOINIncompleteCallback(hpcd, epnum); - __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)) - { - HAL_PCD_ISOOUTIncompleteCallback(hpcd, epnum); - __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT); - } - - /* Handle Connection event Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_SRQINT)) - { - HAL_PCD_ConnectCallback(hpcd); - __HAL_PCD_CLEAR_FLAG(hpcd, USB_OTG_GINTSTS_SRQINT); - } - - /* Handle Disconnection event Interrupt */ - if(__HAL_PCD_GET_FLAG(hpcd, USB_OTG_GINTSTS_OTGINT)) - { - temp = hpcd->Instance->GOTGINT; - - if((temp & USB_OTG_GOTGINT_SEDET) == USB_OTG_GOTGINT_SEDET) - { - HAL_PCD_DisconnectCallback(hpcd); - } - hpcd->Instance->GOTGINT |= temp; - } - } -} - -/** - * @brief Data out stage callbacks - * @param hpcd: PCD handle - * @param epnum: endpoint number - * @retval None - */ - __weak void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t 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 callbacks - * @param hpcd: PCD handle - * @param epnum: endpoint number - * @retval None - */ - __weak void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t 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) -{ - /* 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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_SOFCallback(PCD_HandleTypeDef *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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_ResetCallback(PCD_HandleTypeDef *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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *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 callbacks - * @param hpcd: PCD handle - * @param epnum: endpoint number - * @retval None - */ - __weak void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t 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 callbacks - * @param hpcd: PCD handle - * @param epnum: endpoint number - * @retval None - */ - __weak void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t 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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *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 callbacks - * @param hpcd: PCD handle - * @retval None - */ - __weak void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *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); - 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); - 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); - 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; - USB_OTG_EPTypeDef *ep; - - if ((ep_addr & 0x80) == 0x80) - { - ep = &hpcd->IN_ep[ep_addr & 0x7F]; - } - else - { - ep = &hpcd->OUT_ep[ep_addr & 0x7F]; - } - ep->num = ep_addr & 0x7F; - - ep->is_in = (0x80 & ep_addr) != 0; - ep->maxpacket = ep_mps; - ep->type = ep_type; - if (ep->is_in) - { - /* Assign a Tx FIFO */ - ep->tx_fifo_num = ep->num; - } - /* Set initial data PID. */ - if (ep_type == EP_TYPE_BULK ) - { - ep->data_pid_start = 0; - } - - __HAL_LOCK(hpcd); - 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) -{ - USB_OTG_EPTypeDef *ep; - - if ((ep_addr & 0x80) == 0x80) - { - ep = &hpcd->IN_ep[ep_addr & 0x7F]; - } - else - { - ep = &hpcd->OUT_ep[ep_addr & 0x7F]; - } - ep->num = ep_addr & 0x7F; - - ep->is_in = (0x80 & ep_addr) != 0; - - __HAL_LOCK(hpcd); - 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) -{ - USB_OTG_EPTypeDef *ep; - - ep = &hpcd->OUT_ep[ep_addr & 0x7F]; - - /*setup and start the Xfer */ - ep->xfer_buff = pBuf; - ep->xfer_len = len; - ep->xfer_count = 0; - ep->is_in = 0; - ep->num = ep_addr & 0x7F; - - if (hpcd->Init.dma_enable == 1) - { - ep->dma_addr = (uint32_t)pBuf; - } - - __HAL_LOCK(hpcd); - - if ((ep_addr & 0x7F) == 0 ) - { - USB_EP0StartXfer(hpcd->Instance , ep, hpcd->Init.dma_enable); - } - else - { - USB_EPStartXfer(hpcd->Instance , ep, hpcd->Init.dma_enable); - } - __HAL_UNLOCK(hpcd); - - return HAL_OK; -} - -/** - * @brief Get Received Data Size - * @param hpcd: PCD handle - * @param ep_addr: endpoint address - * @retval Data Size - */ -uint16_t HAL_PCD_EP_GetRxCount(PCD_HandleTypeDef *hpcd, uint8_t ep_addr) -{ - return hpcd->OUT_ep[ep_addr & 0x7F].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) -{ - USB_OTG_EPTypeDef *ep; - - ep = &hpcd->IN_ep[ep_addr & 0x7F]; - - /*setup and start the Xfer */ - ep->xfer_buff = pBuf; - ep->xfer_len = len; - ep->xfer_count = 0; - ep->is_in = 1; - ep->num = ep_addr & 0x7F; - - if (hpcd->Init.dma_enable == 1) - { - ep->dma_addr = (uint32_t)pBuf; - } - - __HAL_LOCK(hpcd); - - if ((ep_addr & 0x7F) == 0 ) - { - USB_EP0StartXfer(hpcd->Instance , ep, hpcd->Init.dma_enable); - } - else - { - USB_EPStartXfer(hpcd->Instance , ep, hpcd->Init.dma_enable); - } - - __HAL_UNLOCK(hpcd); - - 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) -{ - USB_OTG_EPTypeDef *ep; - - if ((0x80 & ep_addr) == 0x80) - { - ep = &hpcd->IN_ep[ep_addr & 0x7F]; - } - else - { - ep = &hpcd->OUT_ep[ep_addr]; - } - - ep->is_stall = 1; - ep->num = ep_addr & 0x7F; - ep->is_in = ((ep_addr & 0x80) == 0x80); - - - __HAL_LOCK(hpcd); - USB_EPSetStall(hpcd->Instance , ep); - if((ep_addr & 0x7F) == 0) - { - USB_EP0_OutStart(hpcd->Instance, 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) -{ - USB_OTG_EPTypeDef *ep; - - if ((0x80 & ep_addr) == 0x80) - { - ep = &hpcd->IN_ep[ep_addr & 0x7F]; - } - else - { - ep = &hpcd->OUT_ep[ep_addr]; - } - - ep->is_stall = 0; - ep->num = ep_addr & 0x7F; - ep->is_in = ((ep_addr & 0x80) == 0x80); - - __HAL_LOCK(hpcd); - 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) -{ - __HAL_LOCK(hpcd); - - if ((ep_addr & 0x80) == 0x80) - { - USB_FlushTxFifo(hpcd->Instance, ep_addr & 0x7F); - } - else - { - USB_FlushRxFifo(hpcd->Instance); - } - - __HAL_UNLOCK(hpcd); - - return HAL_OK; -} - -/** - * @brief HAL_PCD_ActivateRemoteWakeup : Active remote wake-up signalling - * @param hpcd: PCD handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_PCD_ActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) -{ - USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; - - if((USBx_DEVICE->DSTS & USB_OTG_DSTS_SUSPSTS) == USB_OTG_DSTS_SUSPSTS) - { - /* Activate Remote wake-up signaling */ - USBx_DEVICE->DCTL |= USB_OTG_DCTL_RWUSIG; - } - return HAL_OK; -} - -/** - * @brief HAL_PCD_DeActivateRemoteWakeup : de-active remote wake-up signalling - * @param hpcd: PCD handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_PCD_DeActivateRemoteWakeup(PCD_HandleTypeDef *hpcd) -{ - USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; - - /* De-activate Remote wake-up signaling */ - USBx_DEVICE->DCTL &= ~(USB_OTG_DCTL_RWUSIG); - return HAL_OK; -} -/** - * @} - */ - -/** @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 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 DCD_WriteEmptyTxFifo - * 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; - USB_OTG_EPTypeDef *ep; - int32_t len = 0; - uint32_t len32b; - uint32_t fifoemptymsk = 0; - - ep = &hpcd->IN_ep[epnum]; - len = ep->xfer_len - ep->xfer_count; - - if (len > ep->maxpacket) - { - len = ep->maxpacket; - } - - - len32b = (len + 3) / 4; - - while ( (USBx_INEP(epnum)->DTXFSTS & USB_OTG_DTXFSTS_INEPTFSAV) > len32b && - ep->xfer_count < ep->xfer_len && - ep->xfer_len != 0) - { - /* Write the FIFO */ - len = ep->xfer_len - ep->xfer_count; - - if (len > ep->maxpacket) - { - len = ep->maxpacket; - } - len32b = (len + 3) / 4; - - USB_WritePacket(USBx, ep->xfer_buff, epnum, len, hpcd->Init.dma_enable); - - ep->xfer_buff += len; - ep->xfer_count += len; - } - - if(len <= 0) - { - fifoemptymsk = 0x1 << epnum; - USBx_DEVICE->DIEPEMPMSK &= ~fifoemptymsk; - - } - - return HAL_OK; -} - -/** - * @} - */ - -#endif /* HAL_PCD_MODULE_ENABLED */ -/** - * @} - */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |