179 lines
8.3 KiB
C
179 lines
8.3 KiB
C
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/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016 NXP
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _USB_HOST_DEV_MNG_H_
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#define _USB_HOST_DEV_MNG_H_
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#include "usb_host.h"
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/*!
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* @addtogroup usb_host_drv
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* @{
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*/
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/*! @brief States of device instances enumeration */
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typedef enum _usb_host_device_enumeration_status
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{
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kStatus_DEV_Notinit = 0, /*!< Device is invalid */
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kStatus_DEV_Initial, /*!< Device has been processed by host driver */
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kStatus_DEV_GetDes8, /*!< Enumeration process: get 8 bytes' device descriptor */
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kStatus_DEV_SetAddress, /*!< Enumeration process: set device address */
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kStatus_DEV_GetDes, /*!< Enumeration process: get device descriptor */
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kStatus_DEV_GetCfg9, /*!< Enumeration process: get 9 bytes' configuration descriptor */
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kStatus_DEV_GetCfg, /*!< Enumeration process: get configuration descriptor */
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kStatus_DEV_SetCfg, /*!< Enumeration process: set configuration */
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kStatus_DEV_EnumDone, /*!< Enumeration is done */
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kStatus_DEV_AppUsed, /*!< This device has been used by application */
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} usb_host_device_enumeration_status_t;
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/*! @brief States of device's interface */
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typedef enum _usb_host_interface_state
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{
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kStatus_interface_Attached = 1, /*!< Interface's default status */
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kStatus_interface_Opened, /*!< Interface is used by application */
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kStatus_interface_Detached, /*!< Interface is not used by application */
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} usb_host_interface_state_t;
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/*! @brief States of device */
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typedef enum _usb_host_device_state
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{
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kStatus_device_Detached = 0, /*!< Device is used by application */
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kStatus_device_Attached, /*!< Device's default status */
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} usb_host_device_state_t;
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/*! @brief Device instance */
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typedef struct _usb_host_device_instance
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{
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struct _usb_host_device_instance *next; /*!< Next device, or NULL */
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usb_host_handle hostHandle; /*!< Host handle */
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usb_host_configuration_t configuration; /*!< Parsed configuration information for the device */
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usb_descriptor_device_t *deviceDescriptor; /*!< Standard device descriptor */
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usb_host_pipe_handle controlPipe; /*!< Device's control pipe */
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uint8_t *configurationDesc; /*!< Configuration descriptor pointer */
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uint16_t configurationLen; /*!< Configuration descriptor length */
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uint16_t configurationValue; /*!< Configuration index */
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uint8_t interfaceStatus[USB_HOST_CONFIG_CONFIGURATION_MAX_INTERFACE]; /*!< Interfaces' status, please reference to
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#usb_host_interface_state_t */
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uint8_t *enumBuffer; /*!< Buffer for enumeration */
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uint8_t state; /*!< Device state for enumeration */
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uint8_t enumRetries; /*!< Re-enumeration when error in control transfer */
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uint8_t stallRetries; /*!< Re-transfer when stall */
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uint8_t speed; /*!< Device speed */
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uint8_t allocatedAddress; /*!< Temporary address for the device. When set address request succeeds, setAddress is
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a value, 1 - 127 */
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uint8_t setAddress; /*!< The address has been set to the device successfully, 1 - 127 */
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uint8_t deviceAttachState; /*!< See the usb_host_device_state_t */
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#if ((defined USB_HOST_CONFIG_HUB) && (USB_HOST_CONFIG_HUB))
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/* hub related */
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uint8_t hubNumber; /*!< Device's first connected hub address (root hub = 0) */
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uint8_t portNumber; /*!< Device's first connected hub's port no (1 - 8) */
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uint8_t hsHubNumber; /*!< Device's first connected high-speed hub's address (1 - 8) */
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uint8_t hsHubPort; /*!< Device's first connected high-speed hub's port no (1 - 8) */
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uint8_t level; /*!< Device's level (root device = 0) */
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#endif
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} usb_host_device_instance_t;
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typedef struct _usb_host_enum_process_entry
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{
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uint8_t successState; /*!< When the last step is successful, the next state value */
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uint8_t retryState; /*!< When the last step need retry, the next state value */
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usb_status_t (*process)(usb_host_device_instance_t *deviceInstance); /*!< When the last step transfer is done, the
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function is used to process the transfer
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data */
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} usb_host_enum_process_entry_t;
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/*******************************************************************************
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* API
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******************************************************************************/
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/*!
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* @brief Calls this function when device attach.
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*
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* @param hostHandle Host instance handle.
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* @param speed Device speed.
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* @param hubNumber Device hub no. root device's hub no. is 0.
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* @param portNumber Device port no. root device's port no. is 0.
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* @param level Device level. root device's level is 1.
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* @param deviceHandle Return device handle.
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*
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* @return kStatus_USB_Success or error codes.
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*/
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extern usb_status_t USB_HostAttachDevice(usb_host_handle hostHandle,
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uint8_t speed,
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uint8_t hubNumber,
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uint8_t portNumber,
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uint8_t level,
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usb_device_handle *deviceHandle);
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/*!
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* @brief Call this function when device detaches.
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*
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* @param hostHandle Host instance handle.
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* @param hubNumber Device hub no. root device's hub no. is 0.
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* @param portNumber Device port no. root device's port no. is 0.
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*
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* @return kStatus_USB_Success or error codes.
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*/
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extern usb_status_t USB_HostDetachDevice(usb_host_handle hostHandle, uint8_t hubNumber, uint8_t portNumber);
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/*!
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* @brief Call this function when device detaches.
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*
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* @param hostHandle Host instance handle.
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* @param deviceHandle Device handle.
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*
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* @return kStatus_USB_Success or error codes.
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*/
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extern usb_status_t USB_HostDetachDeviceInternal(usb_host_handle hostHandle, usb_device_handle deviceHandle);
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/*!
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* @brief Gets the device attach/detach state.
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*
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* @param deviceHandle Device handle.
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*
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* @return 0x01 - attached; 0x00 - detached.
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*/
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extern uint8_t USB_HostGetDeviceAttachState(usb_device_handle deviceHandle);
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/*!
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* @brief Determine whether the device is attached.
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*
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* @param hostHandle Host instance pointer.
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* @param deviceHandle Device handle.
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*
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* @return kStatus_USB_Success or error codes.
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*/
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extern usb_status_t USB_HostValidateDevice(usb_host_handle hostHandle, usb_device_handle deviceHandle);
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/*! @}*/
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#endif /* _USB_HOST_DEV_MNG_H_ */
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