mbed library sources
Dependents: frdm_kl05z_gpio_test
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targets/cmsis/TARGET_STM/TARGET_DISCO_F407VG/stm32f4xx_hal_hcd.c
- Committer:
- mbed_official
- Date:
- 2014-06-27
- Revision:
- 242:7074e42da0b2
- Parent:
- 133:d4dda5c437f0
File content as of revision 242:7074e42da0b2:
/** ****************************************************************************** * @file stm32f4xx_hal_hcd.c * @author MCD Application Team * @version V1.1.0RC2 * @date 14-May-2014 * @brief HCD 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 ##### ============================================================================== [..] (#)Declare a HCD_HandleTypeDef handle structure, for example: HCD_HandleTypeDef hhcd; (#)Fill parameters of Init structure in HCD handle (#)Call HAL_HCD_Init() API to initialize the HCD peripheral (Core, Host core, ...) (#)Initialize the HCD low level resources through the HAL_HCD_MspInit() API: (##) Enable the HCD/USB Low Level interface clock using the following macros (+++) __OTGFS-OTG_CLK_ENABLE() or __OTGHS-OTG_CLK_ENABLE() (+++) __OTGHSULPI_CLK_ENABLE() For High Speed Mode (##) Initialize the related GPIO clocks (##) Configure HCD pin-out (##) Configure HCD NVIC interrupt (#)Associate the Upper USB Host stack to the HAL HCD Driver: (##) hhcd.pData = phost; (#)Enable HCD transmission and reception: (##) HAL_HCD_Start(); @endverbatim ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2014 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 "stm32f4xx_hal.h" /** @addtogroup STM32F4xx_HAL_Driver * @{ */ /** @defgroup HCD * @brief HCD HAL module driver * @{ */ #ifdef HAL_HCD_MODULE_ENABLED /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ static void HCD_HC_IN_IRQHandler(HCD_HandleTypeDef *hhcd, uint8_t chnum); static void HCD_HC_OUT_IRQHandler(HCD_HandleTypeDef *hhcd, uint8_t chnum); static void HCD_RXQLVL_IRQHandler(HCD_HandleTypeDef *hhcd); static void HCD_Port_IRQHandler(HCD_HandleTypeDef *hhcd); /* Private functions ---------------------------------------------------------*/ /** @defgroup HCD_Private_Functions * @{ */ /** @defgroup HCD_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 Initialize the host driver * @param hhcd: HCD handle * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_Init(HCD_HandleTypeDef *hhcd) { /* Check the HCD handle allocation */ if(hhcd == NULL) { return HAL_ERROR; } /* Check the parameters */ assert_param(IS_HCD_ALL_INSTANCE(hhcd->Instance)); hhcd->State = HCD_BUSY; /* Init the low level hardware : GPIO, CLOCK, NVIC... */ HAL_HCD_MspInit(hhcd); /* Disable the Interrupts */ __HAL_HCD_DISABLE(hhcd); /*Init the Core (common init.) */ USB_CoreInit(hhcd->Instance, hhcd->Init); /* Force Host Mode*/ USB_SetCurrentMode(hhcd->Instance , USB_OTG_HOST_MODE); /* Init Host */ USB_HostInit(hhcd->Instance, hhcd->Init); hhcd->State= HCD_READY; return HAL_OK; } /** * @brief Initialize a host channel * @param hhcd: HCD handle * @param ch_num: Channel number. * This parameter can be a value from 1 to 15 * @param epnum: Endpoint number. * This parameter can be a value from 1 to 15 * @param dev_address : Current device address * This parameter can be a value from 0 to 255 * @param speed: Current device speed. * This parameter can be one of these values: * HCD_SPEED_HIGH: High speed mode, * HCD_SPEED_FULL: Full speed mode, * HCD_SPEED_LOW: Low speed mode * @param ep_type: Endpoint Type. * This parameter can be one of these values: * EP_TYPE_CTRL: Control type, * EP_TYPE_ISOC: Isochrounous type, * EP_TYPE_BULK: Bulk type, * EP_TYPE_INTR: Interrupt type * @param mps: Max Packet Size. * This parameter can be a value from 0 to32K * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_HC_Init(HCD_HandleTypeDef *hhcd, uint8_t ch_num, uint8_t epnum, uint8_t dev_address, uint8_t speed, uint8_t ep_type, uint16_t mps) { HAL_StatusTypeDef status = HAL_OK; __HAL_LOCK(hhcd); hhcd->hc[ch_num].dev_addr = dev_address; hhcd->hc[ch_num].max_packet = mps; hhcd->hc[ch_num].ch_num = ch_num; hhcd->hc[ch_num].ep_type = ep_type; hhcd->hc[ch_num].ep_num = epnum & 0x7F; hhcd->hc[ch_num].ep_is_in = ((epnum & 0x80) == 0x80); hhcd->hc[ch_num].speed = speed; status = USB_HC_Init(hhcd->Instance, ch_num, epnum, dev_address, speed, ep_type, mps); __HAL_UNLOCK(hhcd); return status; } /** * @brief Halt a host channel * @param hhcd: HCD handle * @param ch_num: Channel number. * This parameter can be a value from 1 to 15 * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_HC_Halt(HCD_HandleTypeDef *hhcd, uint8_t ch_num) { HAL_StatusTypeDef status = HAL_OK; __HAL_LOCK(hhcd); USB_HC_Halt(hhcd->Instance, ch_num); __HAL_UNLOCK(hhcd); return status; } /** * @brief DeInitialize the host driver * @param hhcd: HCD handle * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_DeInit(HCD_HandleTypeDef *hhcd) { /* Check the HCD handle allocation */ if(hhcd == NULL) { return HAL_ERROR; } hhcd->State = HCD_BUSY; /* DeInit the low level hardware */ HAL_HCD_MspDeInit(hhcd); __HAL_HCD_DISABLE(hhcd); hhcd->State = HCD_READY; return HAL_OK; } /** * @brief Initializes the HCD MSP. * @param hhcd: HCD handle * @retval None */ __weak void HAL_HCD_MspInit(HCD_HandleTypeDef *hhcd) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_PCD_MspInit could be implenetd in the user file */ } /** * @brief DeInitializes HCD MSP. * @param hhcd: HCD handle * @retval None */ __weak void HAL_HCD_MspDeInit(HCD_HandleTypeDef *hhhcd) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_PCD_MspDeInit could be implenetd in the user file */ } /** * @} */ /** @defgroup HCD_Group2 IO operation functions * @brief HCD IO operation functions * @verbatim =============================================================================== ##### IO operation functions ##### =============================================================================== This subsection provides a set of functions allowing to manage the USB Host Data Transfer @endverbatim * @{ */ /** * @brief Submit a new URB for processing * @param hhcd: HCD handle * @param ch_num: Channel number. * This parameter can be a value from 1 to 15 * @param direction: Channel number. * This parameter can be one of these values: * 0 : Output / 1 : Input * @param ep_type: Endpoint Type. * This parameter can be one of these values: * EP_TYPE_CTRL: Control type/ * EP_TYPE_ISOC: Isochrounous type/ * EP_TYPE_BULK: Bulk type/ * EP_TYPE_INTR: Interrupt type/ * @param token: Endpoint Type. * This parameter can be one of these values: * 0: HC_PID_SETUP / 1: HC_PID_DATA1 * @param pbuff: pointer to URB data * @param length: Length of URB data * @param do_ping: activate do ping protocol (for high speed only). * This parameter can be one of these values: * 0 : do ping inactive / 1 : do ping active * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_HC_SubmitRequest(HCD_HandleTypeDef *hhcd, uint8_t ch_num, uint8_t direction , uint8_t ep_type, uint8_t token, uint8_t* pbuff, uint16_t length, uint8_t do_ping) { hhcd->hc[ch_num].ep_is_in = direction; hhcd->hc[ch_num].ep_type = ep_type; if(token == 0) { hhcd->hc[ch_num].data_pid = HC_PID_SETUP; } else { hhcd->hc[ch_num].data_pid = HC_PID_DATA1; } /* Manage Data Toggle */ switch(ep_type) { case EP_TYPE_CTRL: if((token == 1) && (direction == 0)) /*send data */ { if ( length == 0 ) { /* For Status OUT stage, Length==0, Status Out PID = 1 */ hhcd->hc[ch_num].toggle_out = 1; } /* Set the Data Toggle bit as per the Flag */ if ( hhcd->hc[ch_num].toggle_out == 0) { /* Put the PID 0 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA0; } else { /* Put the PID 1 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA1 ; } if(hhcd->hc[ch_num].urb_state != URB_NOTREADY) { hhcd->hc[ch_num].do_ping = do_ping; } } break; case EP_TYPE_BULK: if(direction == 0) { /* Set the Data Toggle bit as per the Flag */ if ( hhcd->hc[ch_num].toggle_out == 0) { /* Put the PID 0 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA0; } else { /* Put the PID 1 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA1 ; } if(hhcd->hc[ch_num].urb_state != URB_NOTREADY) { hhcd->hc[ch_num].do_ping = do_ping; } } else { if( hhcd->hc[ch_num].toggle_in == 0) { hhcd->hc[ch_num].data_pid = HC_PID_DATA0; } else { hhcd->hc[ch_num].data_pid = HC_PID_DATA1; } } break; case EP_TYPE_INTR: if(direction == 0) { /* Set the Data Toggle bit as per the Flag */ if ( hhcd->hc[ch_num].toggle_out == 0) { /* Put the PID 0 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA0; } else { /* Put the PID 1 */ hhcd->hc[ch_num].data_pid = HC_PID_DATA1 ; } } else { if( hhcd->hc[ch_num].toggle_in == 0) { hhcd->hc[ch_num].data_pid = HC_PID_DATA0; } else { hhcd->hc[ch_num].data_pid = HC_PID_DATA1; } } break; case EP_TYPE_ISOC: hhcd->hc[ch_num].data_pid = HC_PID_DATA0; break; } hhcd->hc[ch_num].xfer_buff = pbuff; hhcd->hc[ch_num].xfer_len = length; hhcd->hc[ch_num].urb_state = URB_IDLE; hhcd->hc[ch_num].xfer_count = 0 ; hhcd->hc[ch_num].ch_num = ch_num; hhcd->hc[ch_num].state = HC_IDLE; return USB_HC_StartXfer(hhcd->Instance, &(hhcd->hc[ch_num]), hhcd->Init.dma_enable); } /** * @brief This function handles HCD interrupt request. * @param hhcd: HCD handle * @retval None */ void HAL_HCD_IRQHandler(HCD_HandleTypeDef *hhcd) { USB_OTG_GlobalTypeDef *USBx = hhcd->Instance; uint32_t i = 0 , interrupt = 0; /* ensure that we are in device mode */ if (USB_GetMode(hhcd->Instance) == USB_OTG_MODE_HOST) { /* avoid spurious interrupt */ if(__HAL_HCD_IS_INVALID_INTERRUPT(hhcd)) { return; } if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT)) { /* incorrect mode, acknowledge the interrupt */ __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_PXFR_INCOMPISOOUT); } if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_IISOIXFR)) { /* incorrect mode, acknowledge the interrupt */ __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_IISOIXFR); } if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_PTXFE)) { /* incorrect mode, acknowledge the interrupt */ __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_PTXFE); } if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_MMIS)) { /* incorrect mode, acknowledge the interrupt */ __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_MMIS); } /* Handle Host Disconnect Interrupts */ if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_DISCINT)) { /* Cleanup HPRT */ USBx_HPRT0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); /* Handle Host Port Interrupts */ HAL_HCD_Disconnect_Callback(hhcd); USB_InitFSLSPClkSel(hhcd->Instance ,HCFG_48_MHZ ); __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_DISCINT); } /* Handle Host Port Interrupts */ if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_HPRTINT)) { HCD_Port_IRQHandler (hhcd); } /* Handle Host SOF Interrupts */ if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_SOF)) { HAL_HCD_SOF_Callback(hhcd); __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_SOF); } /* Handle Host channel Interrupts */ if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_HCINT)) { interrupt = USB_HC_ReadInterrupt(hhcd->Instance); for (i = 0; i < hhcd->Init.Host_channels ; i++) { if (interrupt & (1 << i)) { if ((USBx_HC(i)->HCCHAR) & USB_OTG_HCCHAR_EPDIR) { HCD_HC_IN_IRQHandler (hhcd, i); } else { HCD_HC_OUT_IRQHandler (hhcd, i); } } } __HAL_HCD_CLEAR_FLAG(hhcd, USB_OTG_GINTSTS_HCINT); } /* Handle Rx Queue Level Interrupts */ if(__HAL_HCD_GET_FLAG(hhcd, USB_OTG_GINTSTS_RXFLVL)) { USB_MASK_INTERRUPT(hhcd->Instance, USB_OTG_GINTSTS_RXFLVL); HCD_RXQLVL_IRQHandler (hhcd); USB_UNMASK_INTERRUPT(hhcd->Instance, USB_OTG_GINTSTS_RXFLVL); } } } /** * @brief SOF callback. * @param hhcd: HCD handle * @retval None */ __weak void HAL_HCD_SOF_Callback(HCD_HandleTypeDef *hhcd) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_HCD_SOF_Callback could be implenetd in the user file */ } /** * @brief Connexion Event callback. * @param hhcd: HCD handle * @retval None */ __weak void HAL_HCD_Connect_Callback(HCD_HandleTypeDef *hhcd) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_HCD_Connect_Callback could be implenetd in the user file */ } /** * @brief Disonnexion Event callback. * @param hhcd: HCD handle * @retval None */ __weak void HAL_HCD_Disconnect_Callback(HCD_HandleTypeDef *hhcd) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_HCD_Disconnect_Callback could be implenetd in the user file */ } /** * @brief Notify URB state change callback. * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @param urb_state: * This parameter can be one of these values: * URB_IDLE/ * URB_DONE/ * URB_NOTREADY/ * URB_NYET/ * URB_ERROR/ * URB_STALL/ * @retval None */ __weak void HAL_HCD_HC_NotifyURBChange_Callback(HCD_HandleTypeDef *hhcd, uint8_t chnum, HCD_URBStateTypeDef urb_state) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_HCD_HC_NotifyURBChange_Callback could be implenetd in the user file */ } /** * @} */ /** @defgroup HCD_Group3 Peripheral Control functions * @brief management functions * @verbatim =============================================================================== ##### Peripheral Control functions ##### =============================================================================== [..] This subsection provides a set of functions allowing to control the HCD data transfers. @endverbatim * @{ */ /** * @brief Start the host driver * @param hhcd: HCD handle * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_Start(HCD_HandleTypeDef *hhcd) { __HAL_LOCK(hhcd); __HAL_HCD_ENABLE(hhcd); USB_DriveVbus(hhcd->Instance, 1); __HAL_UNLOCK(hhcd); return HAL_OK; } /** * @brief Stop the host driver * @param hhcd: HCD handle * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_Stop(HCD_HandleTypeDef *hhcd) { __HAL_LOCK(hhcd); USB_StopHost(hhcd->Instance); __HAL_UNLOCK(hhcd); return HAL_OK; } /** * @brief Reset the host port * @param hhcd: HCD handle * @retval HAL status */ HAL_StatusTypeDef HAL_HCD_ResetPort(HCD_HandleTypeDef *hhcd) { return (USB_ResetPort(hhcd->Instance)); } /** * @} */ /** @defgroup HCD_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 HCD state * @param hhcd: HCD handle * @retval HAL state */ HCD_StateTypeDef HAL_HCD_GetState(HCD_HandleTypeDef *hhcd) { return hhcd->State; } /** * @brief Return URB state for a channel * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @retval URB state. * This parameter can be one of these values: * URB_IDLE/ * URB_DONE/ * URB_NOTREADY/ * URB_NYET/ * URB_ERROR/ * URB_STALL */ HCD_URBStateTypeDef HAL_HCD_HC_GetURBState(HCD_HandleTypeDef *hhcd, uint8_t chnum) { return hhcd->hc[chnum].urb_state; } /** * @brief Return the last host transfer size * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @retval last transfer size in byte */ uint32_t HAL_HCD_HC_GetXferCount(HCD_HandleTypeDef *hhcd, uint8_t chnum) { return hhcd->hc[chnum].xfer_count; } /** * @brief Return the Host Channel state * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @retval Host channel state * This parameter can be one of the these values: * HC_IDLE/ * HC_XFRC/ * HC_HALTED/ * HC_NYET/ * HC_NAK/ * HC_STALL/ * HC_XACTERR/ * HC_BBLERR/ * HC_DATATGLERR/ */ HCD_HCStateTypeDef HAL_HCD_HC_GetState(HCD_HandleTypeDef *hhcd, uint8_t chnum) { return hhcd->hc[chnum].state; } /** * @brief Return the current Host frame number * @param hhcd: HCD handle * @retval Current Host frame number */ uint32_t HAL_HCD_GetCurrentFrame(HCD_HandleTypeDef *hhcd) { return (USB_GetCurrentFrame(hhcd->Instance)); } /** * @brief Return the Host enumeration speed * @param hhcd: HCD handle * @retval Enumeration speed */ uint32_t HAL_HCD_GetCurrentSpeed(HCD_HandleTypeDef *hhcd) { return (USB_GetHostSpeed(hhcd->Instance)); } /** * @} */ /** * @brief This function handles Host Channel IN interrupt requests. * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @retval none */ static void HCD_HC_IN_IRQHandler (HCD_HandleTypeDef *hhcd, uint8_t chnum) { USB_OTG_GlobalTypeDef *USBx = hhcd->Instance; if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_AHBERR) { __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_AHBERR); __HAL_HCD_UNMASK_HALT_HC_INT(chnum); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_ACK) { __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_ACK); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_STALL) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); hhcd->hc[chnum].state = HC_STALL; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_STALL); USB_HC_Halt(hhcd->Instance, chnum); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_DTERR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); hhcd->hc[chnum].state = HC_DATATGLERR; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_DTERR); } if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_FRMOR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_FRMOR); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_XFRC) { if (hhcd->Init.dma_enable) { hhcd->hc[chnum].xfer_count = hhcd->hc[chnum].xfer_len - \ (USBx_HC(chnum)->HCTSIZ & USB_OTG_HCTSIZ_XFRSIZ); } hhcd->hc[chnum].state = HC_XFRC; hhcd->hc[chnum].ErrCnt = 0; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_XFRC); if ((hhcd->hc[chnum].ep_type == EP_TYPE_CTRL)|| (hhcd->hc[chnum].ep_type == EP_TYPE_BULK)) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); } else if(hhcd->hc[chnum].ep_type == EP_TYPE_INTR) { USBx_HC(chnum)->HCCHAR |= USB_OTG_HCCHAR_ODDFRM; hhcd->hc[chnum].urb_state = URB_DONE; HAL_HCD_HC_NotifyURBChange_Callback(hhcd, chnum, hhcd->hc[chnum].urb_state); } hhcd->hc[chnum].toggle_in ^= 1; } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_CHH) { __HAL_HCD_MASK_HALT_HC_INT(chnum); if(hhcd->hc[chnum].state == HC_XFRC) { hhcd->hc[chnum].urb_state = URB_DONE; } else if (hhcd->hc[chnum].state == HC_STALL) { hhcd->hc[chnum].urb_state = URB_STALL; } else if((hhcd->hc[chnum].state == HC_XACTERR) || (hhcd->hc[chnum].state == HC_DATATGLERR)) { if(hhcd->hc[chnum].ErrCnt++ > 3) { hhcd->hc[chnum].ErrCnt = 0; hhcd->hc[chnum].urb_state = URB_ERROR; } else { hhcd->hc[chnum].urb_state = URB_NOTREADY; } /* re-activate the channel */ USBx_HC(chnum)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS; USBx_HC(chnum)->HCCHAR |= USB_OTG_HCCHAR_CHENA; } __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_CHH); HAL_HCD_HC_NotifyURBChange_Callback(hhcd, chnum, hhcd->hc[chnum].urb_state); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_TXERR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); hhcd->hc[chnum].ErrCnt++; hhcd->hc[chnum].state = HC_XACTERR; USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_TXERR); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_NAK) { if(hhcd->hc[chnum].ep_type == EP_TYPE_INTR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); } else if ((hhcd->hc[chnum].ep_type == EP_TYPE_CTRL)|| (hhcd->hc[chnum].ep_type == EP_TYPE_BULK)) { /* re-activate the channel */ USBx_HC(chnum)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS; USBx_HC(chnum)->HCCHAR |= USB_OTG_HCCHAR_CHENA; } hhcd->hc[chnum].state = HC_NAK; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); } } /** * @brief This function handles Host Channel OUT interrupt requests. * @param hhcd: HCD handle * @param chnum: Channel number. * This parameter can be a value from 1 to 15 * @retval none */ static void HCD_HC_OUT_IRQHandler (HCD_HandleTypeDef *hhcd, uint8_t chnum) { USB_OTG_GlobalTypeDef *USBx = hhcd->Instance; if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_AHBERR) { __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_AHBERR); __HAL_HCD_UNMASK_HALT_HC_INT(chnum); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_ACK) { __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_ACK); if( hhcd->hc[chnum].do_ping == 1) { hhcd->hc[chnum].state = HC_NYET; __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); hhcd->hc[chnum].urb_state = URB_NOTREADY; } } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_NYET) { hhcd->hc[chnum].state = HC_NYET; hhcd->hc[chnum].ErrCnt= 0; __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NYET); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_FRMOR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_FRMOR); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_XFRC) { hhcd->hc[chnum].ErrCnt = 0; __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_XFRC); hhcd->hc[chnum].state = HC_XFRC; } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_STALL) { __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_STALL); __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); hhcd->hc[chnum].state = HC_STALL; } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_NAK) { hhcd->hc[chnum].ErrCnt = 0; __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); hhcd->hc[chnum].state = HC_NAK; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_TXERR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); hhcd->hc[chnum].state = HC_XACTERR; __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_TXERR); } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_DTERR) { __HAL_HCD_UNMASK_HALT_HC_INT(chnum); USB_HC_Halt(hhcd->Instance, chnum); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_NAK); __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_DTERR); hhcd->hc[chnum].state = HC_DATATGLERR; } else if ((USBx_HC(chnum)->HCINT) & USB_OTG_HCINT_CHH) { __HAL_HCD_MASK_HALT_HC_INT(chnum); if(hhcd->hc[chnum].state == HC_XFRC) { hhcd->hc[chnum].urb_state = URB_DONE; if (hhcd->hc[chnum].ep_type == EP_TYPE_BULK) { hhcd->hc[chnum].toggle_out ^= 1; } } else if (hhcd->hc[chnum].state == HC_NAK) { hhcd->hc[chnum].urb_state = URB_NOTREADY; } else if (hhcd->hc[chnum].state == HC_NYET) { hhcd->hc[chnum].urb_state = URB_NOTREADY; hhcd->hc[chnum].do_ping = 0; } else if (hhcd->hc[chnum].state == HC_STALL) { hhcd->hc[chnum].urb_state = URB_STALL; } else if((hhcd->hc[chnum].state == HC_XACTERR) || (hhcd->hc[chnum].state == HC_DATATGLERR)) { if(hhcd->hc[chnum].ErrCnt++ > 3) { hhcd->hc[chnum].ErrCnt = 0; hhcd->hc[chnum].urb_state = URB_ERROR; } else { hhcd->hc[chnum].urb_state = URB_NOTREADY; } /* re-activate the channel */ USBx_HC(chnum)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS; USBx_HC(chnum)->HCCHAR |= USB_OTG_HCCHAR_CHENA; } __HAL_HCD_CLEAR_HC_INT(chnum, USB_OTG_HCINT_CHH); HAL_HCD_HC_NotifyURBChange_Callback(hhcd, chnum, hhcd->hc[chnum].urb_state); } } /** * @brief This function handles Rx Queue Level interrupt requests. * @param hhcd: HCD handle * @retval none */ static void HCD_RXQLVL_IRQHandler (HCD_HandleTypeDef *hhcd) { USB_OTG_GlobalTypeDef *USBx = hhcd->Instance; uint8_t channelnum =0; uint32_t pktsts; uint32_t pktcnt; uint32_t temp = 0; temp = hhcd->Instance->GRXSTSP ; channelnum = temp & USB_OTG_GRXSTSP_EPNUM; pktsts = (temp & USB_OTG_GRXSTSP_PKTSTS) >> 17; pktcnt = (temp & USB_OTG_GRXSTSP_BCNT) >> 4; switch (pktsts) { case GRXSTS_PKTSTS_IN: /* Read the data into the host buffer. */ if ((pktcnt > 0) && (hhcd->hc[channelnum].xfer_buff != (void *)0)) { USB_ReadPacket(hhcd->Instance, hhcd->hc[channelnum].xfer_buff, pktcnt); /*manage multiple Xfer */ hhcd->hc[channelnum].xfer_buff += pktcnt; hhcd->hc[channelnum].xfer_count += pktcnt; if((USBx_HC(channelnum)->HCTSIZ & USB_OTG_HCTSIZ_PKTCNT) > 0) { /* re-activate the channel when more packets are expected */ USBx_HC(channelnum)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS; USBx_HC(channelnum)->HCCHAR |= USB_OTG_HCCHAR_CHENA; hhcd->hc[channelnum].toggle_in ^= 1; } } break; case GRXSTS_PKTSTS_DATA_TOGGLE_ERR: break; case GRXSTS_PKTSTS_IN_XFER_COMP: case GRXSTS_PKTSTS_CH_HALTED: default: break; } } /** * @brief This function handles Host Port interrupt requests. * @param hhcd: HCD handle * @retval None */ static void HCD_Port_IRQHandler (HCD_HandleTypeDef *hhcd) { USB_OTG_GlobalTypeDef *USBx = hhcd->Instance; __IO uint32_t hprt0, hprt0_dup; /* Handle Host Port Interrupts */ hprt0 = USBx_HPRT0; hprt0_dup = USBx_HPRT0; hprt0_dup &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); /* Check wether Port Connect Detected */ if((hprt0 & USB_OTG_HPRT_PCDET) == USB_OTG_HPRT_PCDET) { if((hprt0 & USB_OTG_HPRT_PCSTS) == USB_OTG_HPRT_PCSTS) { USB_MASK_INTERRUPT(hhcd->Instance, USB_OTG_GINTSTS_DISCINT); HAL_HCD_Connect_Callback(hhcd); } hprt0_dup |= USB_OTG_HPRT_PCDET; } /* Check whether Port Enable Changed */ if((hprt0 & USB_OTG_HPRT_PENCHNG) == USB_OTG_HPRT_PENCHNG) { hprt0_dup |= USB_OTG_HPRT_PENCHNG; if((hprt0 & USB_OTG_HPRT_PENA) == USB_OTG_HPRT_PENA) { if(hhcd->Init.phy_itface == USB_OTG_EMBEDDED_PHY) { if ((hprt0 & USB_OTG_HPRT_PSPD) == (HPRT0_PRTSPD_LOW_SPEED << 17)) { USB_InitFSLSPClkSel(hhcd->Instance ,HCFG_6_MHZ ); } else { USB_InitFSLSPClkSel(hhcd->Instance ,HCFG_48_MHZ ); } } else { if(hhcd->Init.speed == HCD_SPEED_FULL) { USBx_HOST->HFIR = (uint32_t)60000; } } HAL_HCD_Connect_Callback(hhcd); if(hhcd->Init.speed == HCD_SPEED_HIGH) { USB_UNMASK_INTERRUPT(hhcd->Instance, USB_OTG_GINTSTS_DISCINT); } } else { /* Cleanup HPRT */ USBx_HPRT0 &= ~(USB_OTG_HPRT_PENA | USB_OTG_HPRT_PCDET |\ USB_OTG_HPRT_PENCHNG | USB_OTG_HPRT_POCCHNG ); USB_UNMASK_INTERRUPT(hhcd->Instance, USB_OTG_GINTSTS_DISCINT); } } /* Check For an overcurrent */ if((hprt0 & USB_OTG_HPRT_POCCHNG) == USB_OTG_HPRT_POCCHNG) { hprt0_dup |= USB_OTG_HPRT_POCCHNG; } /* Clear Port Interrupts */ USBx_HPRT0 = hprt0_dup; } /** * @} */ #endif /* HAL_HCD_MODULE_ENABLED */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/