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/*
* 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 <usb/include/usb_ehci.h>
/*!
* @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__ */
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