/* * Copyright (c) 2015, Freescale Semiconductor, Inc. * Copyright 2016,2019 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef _USB_HOST_CONTROLLER_EHCI_H_ #define _USB_HOST_CONTROLLER_EHCI_H_ /******************************************************************************* * KHCI private public structures, enumerations, macros, functions ******************************************************************************/ /******************************************************************************* * Definitions ******************************************************************************/ /* EHCI host macros */ #define EHCI_HOST_T_INVALID_VALUE (1U) #define EHCI_HOST_POINTER_TYPE_ITD (0x00U) #define EHCI_HOST_POINTER_TYPE_QH (0x00000002U) #define EHCI_HOST_POINTER_TYPE_SITD (0x00000004U) #define EHCI_HOST_POINTER_TYPE_FSTN (0x00000006U) #define EHCI_HOST_POINTER_TYPE_MASK (0x00000006U) #define EHCI_HOST_POINTER_ADDRESS_MASK (0xFFFFFFE0U) #define EHCI_HOST_PID_OUT (0UL) #define EHCI_HOST_PID_IN (1UL) #define EHCI_HOST_PID_SETUP (2UL) #define EHCI_HOST_QH_RL_SHIFT (28U) #define EHCI_HOST_QH_RL_MASK (0xF0000000U) #define EHCI_HOST_QH_C_SHIFT (27U) #define EHCI_HOST_QH_MAX_PACKET_LENGTH_SHIFT (16U) #define EHCI_HOST_QH_MAX_PACKET_LENGTH_MASK (0x07FF0000U) #define EHCI_HOST_QH_H_SHIFT (15U) #define EHCI_HOST_QH_DTC_SHIFT (14U) #define EHCI_HOST_QH_EPS_SHIFT (12U) #define EHCI_HOST_QH_ENDPT_SHIFT (8U) #define EHCI_HOST_QH_I_SHIFT (7U) #define EHCI_HOST_QH_DEVICE_ADDRESS_SHIFT (0U) #define EHCI_HOST_QH_MULT_SHIFT (30U) #define EHCI_HOST_QH_PORT_NUMBER_SHIFT (23U) #define EHCI_HOST_QH_HUB_ADDR_SHIFT (16U) #define EHCI_HOST_QH_UFRAME_CMASK_SHIFT (8U) #define EHCI_HOST_QH_UFRAME_SMASK_SHIFT (0U) #define EHCI_HOST_QH_STATUS_ERROR_MASK (0x0000007EU) #define EHCI_HOST_QH_STATUS_NOSTALL_ERROR_MASK (0x0000003EU) #define EHCI_HOST_QTD_DT_SHIFT (31U) #define EHCI_HOST_QTD_DT_MASK (0x80000000U) #define EHCI_HOST_QTD_TOTAL_BYTES_SHIFT (16U) #define EHCI_HOST_QTD_TOTAL_BYTES_MASK (0x7FFF0000U) #define EHCI_HOST_QTD_IOC_MASK (0x00008000U) #define EHCI_HOST_QTD_C_PAGE_SHIFT (12U) #define EHCI_HOST_QTD_CERR_SHIFT (10U) #define EHCI_HOST_QTD_CERR_MAX_VALUE (0x00000003UL) #define EHCI_HOST_QTD_PID_CODE_SHIFT (8U) #define EHCI_HOST_QTD_STATUS_SHIFT (0U) #define EHCI_HOST_QTD_CURRENT_OFFSET_MASK (0x00000FFFU) #define EHCI_HOST_QTD_BUFFER_POINTER_SHIFT (12U) #define EHCI_HOST_QTD_STATUS_ACTIVE_MASK (0x00000080U) #define EHCI_HOST_QTD_STATUS_MASK (0x000000ffU) #define EHCI_HOST_QTD_STATUS_ERROR_MASK (0x0000007EU) #define EHCI_HOST_QTD_STATUS_STALL_ERROR_MASK (0x00000040U) #define EHCI_HOST_ITD_STATUS_ACTIVE_MASK (0x80000000U) #define EHCI_HOST_ITD_TRANSACTION_LEN_SHIFT (16U) #define EHCI_HOST_ITD_TRANSACTION_LEN_MASK (0x0FFF0000U) #define EHCI_HOST_ITD_IOC_SHIFT (15U) #define EHCI_HOST_ITD_PG_SHIFT (12U) #define EHCI_HOST_ITD_TRANSACTION_OFFSET_SHIFT (0U) #define EHCI_HOST_ITD_TRANSACTION_OFFSET_MASK (0x00000FFFU) #define EHCI_HOST_ITD_BUFFER_POINTER_SHIFT (12U) #define EHCI_HOST_ITD_ENDPT_SHIFT (8U) #define EHCI_HOST_ITD_DEVICE_ADDRESS_SHIFT (0U) #define EHCI_HOST_ITD_MAX_PACKET_SIZE_SHIFT (0U) #define EHCI_HOST_ITD_MULT_SHIFT (0U) #define EHCI_HOST_ITD_DIRECTION_SHIFT (11U) #define EHCI_HOST_SITD_STATUS_ACTIVE_MASK (0x00000080U) #define EHCI_HOST_SITD_DIRECTION_SHIFT (31U) #define EHCI_HOST_SITD_PORT_NUMBER_SHIFT (24U) #define EHCI_HOST_SITD_HUB_ADDR_SHIFT (16U) #define EHCI_HOST_SITD_ENDPT_SHIFT (8U) #define EHCI_HOST_SITD_DEVICE_ADDRESS_SHIFT (0U) #define EHCI_HOST_SITD_CMASK_SHIFT (8U) #define EHCI_HOST_SITD_SMASK_SHIFT (0U) #define EHCI_HOST_SITD_TOTAL_BYTES_SHIFT (16U) #define EHCI_HOST_SITD_TOTAL_BYTES_MASK (0x03FF0000U) #define EHCI_HOST_SITD_TP_SHIFT (3U) #define EHCI_HOST_SITD_TCOUNT_SHIFT (0U) #define EHCI_HOST_SITD_IOC_SHIFT (31U) /* register related MACROs */ #define EHCI_PORTSC1_W1_BITS (0x0000002AU) #define EHCI_MAX_UFRAME_VALUE (0x00003FFFU) /* task event */ #define EHCI_TASK_EVENT_DEVICE_ATTACH (0x01U) #define EHCI_TASK_EVENT_TRANSACTION_DONE (0x02U) #define EHCI_TASK_EVENT_DEVICE_DETACH (0x04U) #define EHCI_TASK_EVENT_PORT_CHANGE (0x08U) #define EHCI_TASK_EVENT_TIMER0 (0x10U) #define EHCI_TASK_EVENT_TIMER1 (0x20U) #define USB_HostEhciLock() (void)OSA_MutexLock(ehciInstance->ehciMutex, USB_OSA_WAIT_TIMEOUT) #define USB_HostEhciUnlock() (void)OSA_MutexUnlock(ehciInstance->ehciMutex) /******************************************************************************* * KHCI driver public structures, enumerations, macros, functions ******************************************************************************/ /*! * @addtogroup usb_host_controller_ehci * @{ */ /*! @brief The maximum supported ISO pipe number */ #define USB_HOST_EHCI_ISO_NUMBER USB_HOST_CONFIG_EHCI_MAX_ITD /*! @brief Check the port connect state delay if the state is unstable */ #define USB_HOST_EHCI_PORT_CONNECT_DEBOUNCE_DELAY (101U) /*! @brief Delay for port reset */ #define USB_HOST_EHCI_PORT_RESET_DELAY (11U) /*! @brief The MAX continuous transfers that application can send. */ #define USB_HOST_EHCI_ISO_MAX_CONTINUOUS_TRANSFER (8U) /*! @brief The SITD inserts a frame interval for putting more SITD continuously. * There is an interval when an application sends two FS/LS ISO transfers. * When the interval is less than the macro, the two transfers are continuous in the frame list. Otherwise, the two * transfers * are not continuous. * For example: * - Use case 1: when inserting the SITD first, the inserted frame = the current frame value + this MACRO value. * - Use case 2: when inserting SITD is not first, choose between the last inserted frame value and the * current frame value according to the following criteria: * If the interval is less than the MACRO value, the new SITD is continuous with the last SITD. * If not, the new SITD inserting frame = the current frame value + this MACRO value. */ #define USB_HOST_EHCI_ISO_BOUNCE_FRAME_NUMBER (2U) /*! @brief The ITD inserts a micro-frame interval for putting more ITD continuously. * There is an interval when an application sends two HS ISO transfers. * When the interval is less than the macro, the two transfers are continuous in the frame list. Otherwise, the two * transfers * are not continuous. * For example: * - Use case 1: when inserting ITD first, the inserted micro-frame = the current micro-frame value + this MACRO value. * - Use case 2: when inserting ITD is not first, choose between the last inserted micro-frame value and the * current micro-frame value according to the following criteria: * If the interval is less than this MACRO value, the new ITD is continuous with the last ITD. * If not, the new ITD inserting micro-frame = the current micro-frame value + this MACRO value. */ #define USB_HOST_EHCI_ISO_BOUNCE_UFRAME_NUMBER (16U) /*! @brief Control or bulk transaction timeout value (unit: 100 ms) */ #define USB_HOST_EHCI_CONTROL_BULK_TIME_OUT_VALUE (50U) #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) typedef enum _bus_ehci_suspend_request_state { kBus_EhciIdle = 0U, kBus_EhciStartSuspend, kBus_EhciSuspended, kBus_EhciStartResume, } bus_ehci_suspend_request_state_t; #endif /*! @brief EHCI state for device attachment/detachment. */ typedef enum _host_ehci_device_state_ { kEHCIDevicePhyAttached = 1, /*!< Device is physically attached */ kEHCIDeviceAttached, /*!< Device is attached and initialized */ kEHCIDeviceDetached, /*!< Device is detached and de-initialized */ } host_ehci_device_state_t; /*! @brief EHCI pipe structure */ typedef struct _usb_host_ehci_pipe { usb_host_pipe_t pipeCommon; /*!< Common pipe information */ void *ehciQh; /*!< Control/bulk/interrupt: QH; ISO: usb_host_ehci_iso_t*/ /* bandwidth */ uint16_t uframeInterval; /*!< Micro-frame interval value */ uint16_t startFrame; /*!< Bandwidth start frame: its value is from 0 to frame_list. */ uint16_t dataTime; /*!< Bandwidth time value: - When the host works as HS: it's the data bandwidth value. - When the host works as FS/LS: - For FS/LS device, it's the data bandwidth value when transferring the data by FS/LS. - For HS device, it's the data bandwidth value when transferring the data by HS. */ uint16_t startSplitTime; /*!< Start splitting the bandwidth time value: - When the host works as HS, it is the start split bandwidth value. */ uint16_t completeSplitTime; /*!< Complete splitting the bandwidth time value: - When host works as HS, it is the complete split bandwidth value. */ uint8_t startUframe; /*!< Bandwidth start micro-frame: its value is from 0 to 7. */ uint8_t uframeSmask; /*!< Start micro-frame. - When host works as an HS: - For FS/LS device, it's the interrupt or ISO transfer start-split mask. - For HS device, it's the interrupt transfer start micro-frame mask. - When host works as FS/LS, it's the interrupt and ISO start micro-frame mask */ uint8_t uframeCmask; /*!< Complete micro-frame - When host works as HS: - For FS/LS device, it's the interrupt or ISO transfer complete-split mask. */ } usb_host_ehci_pipe_t; /*! @brief EHCI QH structure. See the USB EHCI specification */ typedef struct _usb_host_ehci_qh { uint32_t horizontalLinkPointer; /*!< QH specification filed, queue head a horizontal link pointer */ uint32_t staticEndpointStates[2]; /*!< QH specification filed, static endpoint state and configuration information */ uint32_t currentQtdPointer; /*!< QH specification filed, current qTD pointer */ uint32_t nextQtdPointer; /*!< QH specification filed, next qTD pointer */ uint32_t alternateNextQtdPointer; /*!< QH specification filed, alternate next qTD pointer */ uint32_t transferOverlayResults[6]; /*!< QH specification filed, transfer overlay configuration and transfer results */ /* reserved space */ usb_host_ehci_pipe_t *ehciPipePointer; /*!< EHCI pipe pointer */ usb_host_transfer_t *ehciTransferHead; /*!< Transfer list head on this QH */ usb_host_transfer_t *ehciTransferTail; /*!< Transfer list tail on this QH */ uint16_t timeOutValue; /*!< Its maximum value is USB_HOST_EHCI_CONTROL_BULK_TIME_OUT_VALUE. When the value is zero, the transfer times out. */ uint16_t timeOutLabel; /*!< It's used to judge the transfer timeout. The EHCI driver maintain the value */ } usb_host_ehci_qh_t; /*! @brief EHCI QTD structure. See the USB EHCI specification. */ typedef struct _usb_host_ehci_qtd { uint32_t nextQtdPointer; /*!< QTD specification filed, the next QTD pointer */ uint32_t alternateNextQtdPointer; /*!< QTD specification filed, alternate next QTD pointer */ uint32_t transferResults[2]; /*!< QTD specification filed, transfer results fields */ uint32_t bufferPointers[4]; /*!< QTD specification filed, transfer buffer fields */ } usb_host_ehci_qtd_t; /*! @brief EHCI ITD structure. See the USB EHCI specification. */ typedef struct _usb_host_ehci_itd { uint32_t nextLinkPointer; /*!< ITD specification filed, the next linker pointer */ uint32_t transactions[8]; /*!< ITD specification filed, transactions information */ uint32_t bufferPointers[7]; /*!< ITD specification filed, transfer buffer fields */ /* add space */ struct _usb_host_ehci_itd *nextItdPointer; /*!< Next ITD pointer */ uint32_t frameEntryIndex; /*!< The ITD inserted frame value */ uint32_t reserved[6]; /*!< Reserved fields for 32 bytes align */ } usb_host_ehci_itd_t; /*! @brief EHCI SITD structure. See the USB EHCI specification. */ typedef struct _usb_host_ehci_sitd { uint32_t nextLinkPointer; /*!< SITD specification filed, the next linker pointer */ uint32_t endpointStates[2]; /*!< SITD specification filed, endpoint configuration information */ uint32_t transferResults[3]; /*!< SITD specification filed, transfer result fields */ uint32_t backPointer; /*!< SITD specification filed, back pointer */ /* reserved space */ uint16_t frameEntryIndex; /*!< The SITD inserted frame value */ uint8_t nextSitdIndex; /*!< The next SITD index; Get the next SITD pointer through adding base address with the index. 0xFF means invalid. */ uint8_t reserved; /*!< Reserved fields for 32 bytes align */ } usb_host_ehci_sitd_t; /*! @brief EHCI ISO structure; An ISO pipe has an instance of this structure to keep the ISO pipe-specific information. */ typedef struct _usb_host_ehci_iso { struct _usb_host_ehci_iso *next; /*!< Next instance pointer */ usb_host_pipe_t *ehciPipePointer; /*!< This ISO's EHCI pipe pointer */ usb_host_transfer_t *ehciTransferHead; /*!< Transfer list head on this ISO pipe */ usb_host_transfer_t *ehciTransferTail; /*!< Transfer list head on this ISO pipe */ uint16_t lastLinkFrame; /*!< It means that the inserted frame for ISO ITD/SITD. 0xFFFF is invalid. For ITD, it is a micro-frame value. For SITD, it is a frame value */ } usb_host_ehci_iso_t; /*! @brief EHCI instance structure */ typedef struct _usb_host_ehci_instance { usb_host_handle hostHandle; /*!< Related host handle*/ uint32_t *ehciUnitBase; /*!< Keep the QH/QTD/ITD/SITD buffer pointer for release*/ uint8_t *ehciFrameList; /*!< The frame list of the current ehci instance*/ usb_host_ehci_qh_t *ehciQhList; /*!< Idle QH list pointer */ usb_host_ehci_qtd_t *ehciQtdHead; /*!< Idle QTD list pointer head */ usb_host_ehci_qtd_t *ehciQtdTail; /*!< Idle QTD list pointer tail (recently used qTD will be used)*/ usb_host_ehci_itd_t *ehciItdList; /*!< Idle ITD list pointer*/ usb_host_ehci_sitd_t *ehciSitdIndexBase; /*!< SITD buffer's start pointer*/ usb_host_ehci_sitd_t *ehciSitdList; /*!< Idle SITD list pointer*/ usb_host_ehci_iso_t *ehciIsoList; /*!< Idle ISO list pointer*/ USBHS_Type *ehciIpBase; /*!< EHCI IP base address*/ usb_host_ehci_qh_t *shedFirstQh; /*!< First async QH*/ usb_host_ehci_pipe_t *ehciPipeIndexBase; /*!< Pipe buffer's start pointer*/ usb_host_ehci_pipe_t *ehciPipeList; /*!< Idle pipe list pointer*/ usb_host_ehci_pipe_t *ehciRunningPipeList; /*!< Running pipe list pointer*/ osa_mutex_handle_t ehciMutex; /*!< EHCI mutex*/ uint32_t mutexBuffer[(OSA_MUTEX_HANDLE_SIZE + 3) / 4]; /*!< The mutex buffer. */ osa_event_handle_t taskEventHandle; /*!< EHCI task event*/ uint32_t taskEventHandleBuffer[(OSA_EVENT_HANDLE_SIZE + 3) / 4]; /*!< EHCI task event handle buffer*/ #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) uint64_t matchTick; USBPHY_Type *registerPhyBase; /*!< The base address of the PHY register */ #if (defined(FSL_FEATURE_SOC_USBNC_COUNT) && (FSL_FEATURE_SOC_USBNC_COUNT > 0U)) USBNC_Type *registerNcBase; /*!< The base address of the USBNC register */ #endif #endif uint8_t controllerId; /*!< EHCI controller ID*/ uint8_t deviceAttached; /*!< Device attach/detach state, see #host_ehci_device_state_t */ uint8_t firstDeviceSpeed; /*!< The first device's speed, the controller's work speed*/ uint8_t ehciItdNumber; /*!< Idle ITD number*/ uint8_t ehciSitdNumber; /*!< Idle SITD number*/ uint8_t ehciQtdNumber; /*!< Idle QTD number*/ #if ((defined(USB_HOST_CONFIG_LOW_POWER_MODE)) && (USB_HOST_CONFIG_LOW_POWER_MODE > 0U)) bus_ehci_suspend_request_state_t busSuspendStatus; /*!< Bus Suspend Status*/ #endif } usb_host_ehci_instance_t; /*! @brief EHCI data structure */ typedef struct _usb_host_ehci_data { #if ((defined(USB_HOST_CONFIG_EHCI_MAX_QH)) && (USB_HOST_CONFIG_EHCI_MAX_QH > 0U)) usb_host_ehci_qh_t ehciQh[USB_HOST_CONFIG_EHCI_MAX_QH]; /*!< Idle QH list array*/ #endif #if ((defined(USB_HOST_CONFIG_EHCI_MAX_QTD)) && (USB_HOST_CONFIG_EHCI_MAX_QTD > 0U)) usb_host_ehci_qtd_t ehciQtd[USB_HOST_CONFIG_EHCI_MAX_QTD]; /*!< Idle QTD list array*/ #endif #if ((defined(USB_HOST_CONFIG_EHCI_MAX_ITD)) && (USB_HOST_CONFIG_EHCI_MAX_ITD > 0U)) usb_host_ehci_itd_t ehciItd[USB_HOST_CONFIG_EHCI_MAX_ITD]; /*!< Idle ITD list array*/ /* add additional 32bytes because the itd cannot cross over 4K boundary, * If one ITD cross over 4K boundary, the code will move 32 bytes for ITD. */ uint32_t reserved[8]; #endif #if ((defined(USB_HOST_CONFIG_EHCI_MAX_SITD)) && (USB_HOST_CONFIG_EHCI_MAX_SITD > 0U)) usb_host_ehci_sitd_t ehciSitd[USB_HOST_CONFIG_EHCI_MAX_SITD]; /*!< Idle SITD list array*/ #endif #if ((defined(USB_HOST_EHCI_ISO_NUMBER)) && (USB_HOST_EHCI_ISO_NUMBER > 0U)) usb_host_ehci_iso_t ehciIso[USB_HOST_EHCI_ISO_NUMBER]; /*!< Idle ISO list array*/ #endif #if ((defined(USB_HOST_CONFIG_MAX_PIPES)) && (USB_HOST_CONFIG_MAX_PIPES > 0U)) usb_host_ehci_pipe_t ehciPipe[USB_HOST_CONFIG_MAX_PIPES]; /*!< Idle pipe list array*/ #endif } usb_host_ehci_data_t; /******************************************************************************* * API ******************************************************************************/ #ifdef __cplusplus extern "C" { #endif /*! * @name USB host EHCI APIs * @{ */ /*! * @brief Creates the USB host EHCI instance. * * This function initializes the USB host EHCI controller driver. * * @param[in] controllerId The controller ID of the USB IP. Please refer to the enumeration usb_controller_index_t. * @param[in] upperLayerHandle The host level handle. * @param[out] controllerHandle return the controller instance handle. * * @retval kStatus_USB_Success The host is initialized successfully. * @retval kStatus_USB_AllocFail Allocating memory failed. * @retval kStatus_USB_Error Host mutex create fail, KHCI/EHCI mutex or KHCI/EHCI event create fail. * Or, KHCI/EHCI IP initialize fail. */ extern usb_status_t USB_HostEhciCreate(uint8_t controllerId, usb_host_handle upperLayerHandle, usb_host_controller_handle *controllerHandle); /*! * @brief Destroys the USB host EHCI instance. * * This function de-initializes The USB host EHCI controller driver. * * @param[in] controllerHandle The controller handle. * * @retval kStatus_USB_Success The host is initialized successfully. */ extern usb_status_t USB_HostEhciDestory(usb_host_controller_handle controllerHandle); /*! * @brief Opens the USB host pipe. * * This function opens a pipe according to the pipe_init_ptr parameter. * * @param[in] controllerHandle The controller handle. * @param[out] pipeHandle The pipe handle pointer, it is used to return the pipe handle. * @param[in] pipeInit It is used to initialize the pipe. * * @retval kStatus_USB_Success The host is initialized successfully. * @retval kStatus_USB_Error There is no idle pipe. * Or, there is no idle QH for EHCI. * Or, bandwidth allocate fail for EHCI. */ extern usb_status_t USB_HostEhciOpenPipe(usb_host_controller_handle controllerHandle, usb_host_pipe_handle *pipeHandle, usb_host_pipe_init_t *pipeInit); /*! * @brief Closes the USB host pipe. * * This function closes a pipe and releases related resources. * * @param[in] controllerHandle The controller handle. * @param[in] pipeHandle The closing pipe handle. * * @retval kStatus_USB_Success The host is initialized successfully. */ extern usb_status_t USB_HostEhciClosePipe(usb_host_controller_handle controllerHandle, usb_host_pipe_handle pipeHandle); /*! * @brief Sends data to the pipe. * * This function requests to send the transfer to the specified pipe. * * @param[in] controllerHandle The controller handle. * @param[in] pipeHandle The sending pipe handle. * @param[in] transfer The transfer information. * * @retval kStatus_USB_Success Sent successfully. * @retval kStatus_USB_LackSwapBuffer There is no swap buffer for KHCI. * @retval kStatus_USB_Error There is no idle QTD/ITD/SITD for EHCI. */ extern usb_status_t USB_HostEhciWritePipe(usb_host_controller_handle controllerHandle, usb_host_pipe_handle pipeHandle, usb_host_transfer_t *transfer); /*! * @brief Receives data from the pipe. * * This function requests to receive the transfer from the specified pipe. * * @param[in] controllerHandle The controller handle. * @param[in] pipeHandle The receiving pipe handle. * @param[in] transfer The transfer information. * @retval kStatus_USB_Success Send successfully. * @retval kStatus_USB_LackSwapBuffer There is no swap buffer for KHCI. * @retval kStatus_USB_Error There is no idle QTD/ITD/SITD for EHCI. */ extern usb_status_t USB_HostEhciReadpipe(usb_host_controller_handle controllerHandle, usb_host_pipe_handle pipeHandle, usb_host_transfer_t *transfer); /*! * @brief Controls the EHCI. * * This function controls the EHCI. * * @param[in] controllerHandle The controller handle. * @param[in] ioctlEvent See enumeration host_bus_control_t. * @param[in] ioctlParam The control parameter. * * @retval kStatus_USB_Success Cancel successfully. * @retval kStatus_USB_InvalidHandle The controllerHandle is a NULL pointer. */ extern usb_status_t USB_HostEhciIoctl(usb_host_controller_handle controllerHandle, uint32_t ioctlEvent, void *ioctlParam); /*! @}*/ #ifdef __cplusplus } #endif /*! @}*/ #endif /* _USB_HOST_CONTROLLER_EHCI_H_ */