/* * Copyright (c) 2015, Freescale Semiconductor, Inc. * Copyright 2016 NXP * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * o Redistributions of source code must retain the above copyright notice, this list * of conditions and the following disclaimer. * * o 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. * * o Neither the name of the copyright holder 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. */ #ifndef __USB_DEVICE_EHCI_H__ #define __USB_DEVICE_EHCI_H__ #include /*! * @addtogroup usb_device_controller_ehci_driver * @{ */ /******************************************************************************* * Definitions ******************************************************************************/ /*! @brief The maximum value of ISO type maximum packet size for HS in USB specification 2.0 */ #define USB_DEVICE_MAX_HS_ISO_MAX_PACKET_SIZE (1024U) /*! @brief The maximum value of interrupt type maximum packet size for HS in USB specification 2.0 */ #define USB_DEVICE_MAX_HS_INTERUPT_MAX_PACKET_SIZE (1024U) /*! @brief The maximum value of bulk type maximum packet size for HS in USB specification 2.0 */ #define USB_DEVICE_MAX_HS_BULK_MAX_PACKET_SIZE (512U) /*! @brief The maximum value of control type maximum packet size for HS in USB specification 2.0 */ #define USB_DEVICE_MAX_HS_CONTROL_MAX_PACKET_SIZE (64U) /*! @brief EHCI state structure */ typedef struct _usb_device_ehci_state_struct { usb_device_struct_t *deviceHandle; /*!< Device handle used to identify the device object is belonged to */ USBHS_Type *registerBase; /*!< The base address of the register */ #if (defined(USB_DEVICE_CONFIG_LOW_POWER_MODE) && (USB_DEVICE_CONFIG_LOW_POWER_MODE > 0U)) 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 usb_device_ehci_qh_struct_t *qh; /*!< The QH structure base address */ usb_device_ehci_dtd_struct_t *dtd; /*!< The DTD structure base address */ usb_device_ehci_dtd_struct_t *dtdFree; /*!< The idle DTD list head */ usb_device_ehci_dtd_struct_t *dtdHard[USB_DEVICE_CONFIG_ENDPOINTS * 2]; /*!< The transferring DTD list head for each endpoint */ usb_device_ehci_dtd_struct_t *dtdTail[USB_DEVICE_CONFIG_ENDPOINTS * 2]; /*!< The transferring DTD list tail for each endpoint */ int8_t dtdCount; /*!< The idle DTD node count */ uint8_t endpointCount; /*!< The endpoint number of EHCI */ uint8_t isResetting; /*!< Whether a PORT reset is occurring or not */ uint8_t controllerId; /*!< Controller ID */ uint8_t speed; /*!< Current speed of EHCI */ uint8_t isSuspending; /*!< Is suspending of the PORT */ } usb_device_ehci_state_struct_t; #if (defined(USB_DEVICE_CHARGER_DETECT_ENABLE) && (USB_DEVICE_CHARGER_DETECT_ENABLE > 0U)) && \ (defined(FSL_FEATURE_SOC_USBHSDCD_COUNT) && (FSL_FEATURE_SOC_USBHSDCD_COUNT > 0U)) typedef struct _usb_device_dcd_state_struct { usb_device_struct_t *deviceHandle; /*!< Device handle used to identify the device object belongs to */ USBHSDCD_Type *dcdRegisterBase; /*!< The base address of the dcd module */ uint8_t controllerId; /*!< Controller ID */ } usb_device_dcd_state_struct_t; #endif #if defined(__cplusplus) extern "C" { #endif /*! * @name USB device EHCI functions * @{ */ /******************************************************************************* * API ******************************************************************************/ /*! * @brief Initializes the USB device EHCI instance. * * This function initializes the USB device EHCI module specified by the controllerId. * * @param[in] controllerId The controller ID of the USB IP. See the enumeration type usb_controller_index_t. * @param[in] handle Pointer of the device handle used to identify the device object is belonged to. * @param[out] ehciHandle An out parameter used to return the pointer of the device EHCI handle to the caller. * * @return A USB error code or kStatus_USB_Success. */ usb_status_t USB_DeviceEhciInit(uint8_t controllerId, usb_device_handle handle, usb_device_controller_handle *ehciHandle); /*! * @brief Deinitializes the USB device EHCI instance. * * This function deinitializes the USB device EHCI module. * * @param[in] ehciHandle Pointer of the device EHCI handle. * * @return A USB error code or kStatus_USB_Success. */ usb_status_t USB_DeviceEhciDeinit(usb_device_controller_handle ehciHandle); /*! * @brief Sends data through a specified endpoint. * * This function sends data through a specified endpoint. * * @param[in] ehciHandle Pointer of the device EHCI handle. * @param[in] endpointAddress Endpoint index. * @param[in] buffer The memory address to hold the data need to be sent. * @param[in] length The data length to be sent. * * @return A USB error code or kStatus_USB_Success. * * @note The return value means whether the sending request is successful or not. The transfer completion is indicated * by the * corresponding callback function. * Currently, only one transfer request can be supported for a specific endpoint. * If there is a specific requirement to support multiple transfer requests for a specific endpoint, the application * should implement a queue in the application level. * The subsequent transfer can begin only when the previous transfer is done (a notification is received through the * endpoint * callback). */ usb_status_t USB_DeviceEhciSend(usb_device_controller_handle ehciHandle, uint8_t endpointAddress, uint8_t *buffer, uint32_t length); /*! * @brief Receive data through a specified endpoint. * * This function Receives data through a specified endpoint. * * @param[in] ehciHandle Pointer of the device EHCI handle. * @param[in] endpointAddress Endpoint index. * @param[in] buffer The memory address to save the received data. * @param[in] length The data length want to be received. * * @return A USB error code or kStatus_USB_Success. * * @note The return value just means if the receiving request is successful or not; the transfer done is notified by the * corresponding callback function. * Currently, only one transfer request can be supported for one specific endpoint. * If there is a specific requirement to support multiple transfer requests for one specific endpoint, the application * should implement a queue in the application level. * The subsequent transfer could begin only when the previous transfer is done (get notification through the endpoint * callback). */ usb_status_t USB_DeviceEhciRecv(usb_device_controller_handle ehciHandle, uint8_t endpointAddress, uint8_t *buffer, uint32_t length); /*! * @brief Cancels the pending transfer in a specified endpoint. * * The function is used to cancel the pending transfer in a specified endpoint. * * @param[in] ehciHandle Pointer of the device EHCI handle. * @param[in] ep Endpoint address, bit7 is the direction of endpoint, 1U - IN, 0U - OUT. * * @return A USB error code or kStatus_USB_Success. */ usb_status_t USB_DeviceEhciCancel(usb_device_controller_handle ehciHandle, uint8_t ep); /*! * @brief Controls the status of the selected item. * * The function is used to control the status of the selected item. * * @param[in] ehciHandle Pointer of the device EHCI handle. * @param[in] type The selected item. See enumeration type usb_device_control_type_t. * @param[in,out] param The parameter type is determined by the selected item. * * @return A USB error code or kStatus_USB_Success. */ usb_status_t USB_DeviceEhciControl(usb_device_controller_handle ehciHandle, usb_device_control_type_t type, void *param); /*! @} */ #if defined(__cplusplus) } #endif /*! @} */ #endif /* __USB_DEVICE_EHCI_H__ */