original files of m241
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neelimap
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/* usb2Helper.h - Generation 2 USB Helper for class drivers*/
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/*
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* Copyright (c) 2008-2010, 2012-2014 Wind River Systems, Inc.
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*
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* The right to copy, distribute, modify, or otherwise make use
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* of this software may be licensed only pursuant to the terms
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* of an applicable Wind River license agreement.
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*/
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/*
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modification history
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--------------------
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01n,16jul14,wyy Unify APIs of USB message to support error report (VXW6-16596)
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01m,28apr13,ghs Add support of USB message (WIND00411952)
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01l,19jul12,w_x Add support for USB 3.0 host (WIND00188662)
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01k,29apr10,pad Moved extern C statement after include statements.
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01j,25nov09,w_x Back port GEN2 class drivers for old VxWorks (WIND00192167)
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01i,23mar10,j_x Changed for USB debug (WIND00184542)
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01h,09feb10,rlp Added lstLib header file.
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01g,13jan10,ghs vxWorks 6.9 LP64 adapting
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01f,03nov09,w_x Fix URB callback and control URB cancel deadlock (WIND00189102)
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01e,29oct09,ghs Add new debug level define(WIND00188349)
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01d,27aug09,w_x Unify log mechanism and variable naming with some compiler
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warning removal in USB GEN2 class drivers (WIND00178936)
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01c,05may09,s_z Remove usb2_class_node structure to this file
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01b,24apr09,w_x unified variable naming
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01a,05nov08,adh written
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*/
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#ifndef __INCusb2Helperh
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#define __INCusb2Helperh
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/* includes */
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#include <vxWorks.h>
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#include <semLib.h>
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#include <msgQLib.h>
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#include <lstLib.h>
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/* To be used across various vxWorks versions */
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#ifndef _WRS_VXWORKS_MAJOR
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#define _WRS_VXWORKS_MAJOR 5 /* vxWorks 5.x has no _WRS_VXWORKS_MAJOR */
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#ifndef RUNTIME_VERSION
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#define _WRS_VXWORKS_MINOR 4 /* vxWorks 5.4 defines VXWORKS_VERSION instead */
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#else
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#define _WRS_VXWORKS_MINOR 5 /* vxWorks 5.5 starts to have RUNTIME_VERSION */
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#endif
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#endif
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#include <usb/usb.h>
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/*
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* vxWorks 6.6 and above changed the USB stack directory tree
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*/
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#if (_WRS_VXWORKS_MAJOR > 6) || \
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((_WRS_VXWORKS_MAJOR == 6) && (_WRS_VXWORKS_MINOR >= 6))
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#include <usb/usbHst.h>
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#include <usb/usbd.h>
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#else
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#include <usb2/usbHst.h>
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#include <usb2/usbd.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* defines */
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#ifndef USB2_MAX_DEVICE_NAME_SIZE
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#define USB2_MAX_DEVICE_NAME_SIZE 256
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#endif
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/* Those defines are needed when doing the class specific callbacks */
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#define USB2_RT_HOST_TO_DEV 0x00
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#define USB2_RT_DEV_TO_HOST 0x80
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#define USB2_RT_STANDARD 0x00
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#define USB2_RT_CLASS 0x20
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#define USB2_RT_VENDOR 0x40
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#define USB2_RT_DEVICE 0x00
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#define USB2_RT_INTERFACE 0x01
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#define USB2_RT_ENDPOINT 0x02
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#define USB2_RT_OTHER 0x03
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#ifndef USBD_NOTIFY_ALL
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#define USBD_NOTIFY_ALL 0xffff
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#endif
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#define USB2_ISOC_ENDP_SYNC_MASK 0x0C /* Endpoint sync mask */
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#define USB2_ISOC_ENDP_SYNC_NO_SYNC 0x00 /* No Synchonisation */
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#define USB2_ISOC_ENDP_SYNC_ASYNC 0x04 /* Asynchronous */
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#define USB2_ISOC_ENDP_SYNC_ADAPT 0x08 /* Adaptive */
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#define USB2_ISOC_ENDP_SYNC_SYNC 0x0C /* Synchronous*/
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#define USB2_ISOC_ENDP_SYNC_ALL 0xFF /* Match for all */
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#define USB2_ISOC_ENDP_USAGE_MASK 0x30
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#define USB2_ISOC_ENDP_USAGE_DATA 0x00 /* Data Endpoint */
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#define USB2_ISOC_ENDP_USAGE_FEEDBACK 0x10 /* Feedback Endpoint */
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#define USB2_ISOC_ENDP_USAGE_EXPLICT 0x20 /* Explicit Feedback
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* Data Endpoint */
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#define USB2_ISOC_ENDP_USAGE_RESERVE 0x30 /* Reserved */
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#define USB2_ISOC_ENDP_USAGE_ALL 0xFF /* Match for all */
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#define USB2_ATTR_EPTYPE_MASK 0x03
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#define USB2_ATTR_CONTROL 0x00 /* Control Endpoint*/
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#define USB2_ATTR_ISOCH 0x01 /* Isoch Endpoint*/
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#define USB2_ATTR_BULK 0x02 /* Bulk Endpoint*/
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#define USB2_ATTR_INTERRUPT 0x03 /* Interrupt Endpoint*/
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#define USB2_ENDPOINT_DIR_MASK 0x80 /* Endpoint direction
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* mask*/
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#define USB2_ENDPOINT_OUT 0x00 /* OUT Endpoint */
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#define USB2_ENDPOINT_IN 0x80 /* IN Endpoint */
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/* Default timeout used by the class drivers (in ms) */
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#define USB2_DEFAULT_TIMEOUT 5000
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/* Default options for mutex creation */
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#ifndef USB2_MUTEX_CREATION_OPTS
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#define USB2_MUTEX_CREATION_OPTS (SEM_Q_PRIORITY | \
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SEM_INVERSION_SAFE | \
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SEM_DELETE_SAFE)
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#endif
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/* Big/little endian convertors, needed for some class drivers */
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#if (_BYTE_ORDER == _BIG_ENDIAN)
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/* This is if the Host CPU is BIG ENDIAN */
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#define USB2_FROM_LITTLEW(w) (MSB((w)) | (LSB((w)) << 8))
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#define USB2_FROM_LITTLEL(l) (LONGSWAP((l)))
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#define USB2_FROM_BIGW(w) (w)
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#define USB2_FROM_BIGL(l) (l)
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#else
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/* This is if the Host CPU is Little ENDIAN */
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#define USB2_FROM_LITTLEW(w) (w)
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#define USB2_FROM_LITTLEL(l) (l)
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#define USB2_FROM_BIGW(w) (MSB((w)) | (LSB((w)) << 8))
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#define USB2_FROM_BIGL(l) (LONGSWAP((l)))
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#endif
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#define USB2_TO_LITTLEW(w) USB2_FROM_LITTLEW((w))
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#define USB2_TO_LITTLEL(l) USB2_FROM_LITTLEL((l))
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#define USB2_TO_BIGW(w) USB2_FROM_BIGW((w))
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#define USB2_TO_BIGL(w) USB2_FROM_BIGL((l))
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/* typedefs */
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typedef struct usb2_class_driver
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{
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USBHST_DEVICE_DRIVER hstDriver; /* Pointer to struct
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* that registers to the
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* USBD host stack
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*/
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SEM_ID hDriverMutex; /* Driver Mutex */
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LIST * pDeviceList; /* Device list */
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char * pDefaultDriverName; /* Default driver
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* basename
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*/
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} USB2_CLASS_DRIVER;
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/* forward stuct declaration */
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struct usb2_class_node;
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typedef struct usb2_class_device
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{
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struct usb2_class_node * pNode; /* Node info for the lists
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* that holds this device
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*/
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USB2_CLASS_DRIVER * pDriver; /* pointer to driver for
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* which uses this device
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*/
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SEM_ID hDeviceMutex; /* Device Mutex */
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UINT32 hDevice; /* Device handler used by
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* the usbd
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*/
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UINT8 bConfigurationIndex; /* ConfigurationIndex
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* set by this device
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* instance
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*/
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UINT8 bInterfaceNumber; /* Interface number
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* set by this device
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* instance
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*/
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UINT8 bAlternateSetting; /* Alternate Setting
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* set by this device
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* instance
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*/
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USBHST_SETUP_PACKET * pSetupPacket; /* Setup packet that can
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* be used by this device
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* instance on the control
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* pipe
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*/
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USBHST_URB * pClassSpecificUrb; /* Class Specific or
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* Vendor Specific URB
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* buffer that can be
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* used by this device
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* instance
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*/
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SEM_ID hClassSpecificSem; /* Signaling semaphore
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* That can be used
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* by this device
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* instance
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*/
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SEM_ID hSetupMutex; /* Protect possible
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* concurrent access
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* with other pipes
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*/
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BOOL bDeviceRemoving; /* Flag to set/check
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* to see if the device
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* is beeing removed
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* avoids unecessary IO
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*/
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UINT32 uDeviceNameMaxSize; /* max size of the name
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* buffer
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*/
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char * pDeviceName; /* Device name buffer
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* may be used for the
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* IO device naming
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*/
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} USB2_CLASS_DEVICE;
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typedef struct usb2_class_node
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{
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NODE node; /* node will be used
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* for the linked lists
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*/
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USB2_CLASS_DEVICE * pClassDevice; /* class device generic
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* info
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*/
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UINT32 uDeviceIndex; /* Device index
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* in the list
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*/
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} USB2_CLASS_NODE;
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/* File descriptor structure created when opening a file descriptor */
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typedef struct usb2_file_desc
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{
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UINT32 fdType; /* type of access (READ / WRITE / RDWR) */
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void * pDevice; /* Device that is used by this filedescriptor */
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} USB2_FILE_DESC;
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/* forward declarations */
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extern USBHST_INTERFACE_DESCRIPTOR * usb2FindInterface
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(
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pUSBD_DEVICE_INFO pDeviceInfo, /* Device Information */
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UINT16 uInterfaceNum, /* Interface number */
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UINT16 uAltIndex /* Alternate setting index */
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);
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extern USBHST_ENDPOINT_DESCRIPTOR * usb2FindEndpoint
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(
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UINT8 * pInterfaceStart, /* Ptr to interface buffer */
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UINT8 uTransferType, /* Transfer type */
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UINT8 uTransferDir, /* Transfer direction */
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UINT8 uSyncType, /* Synchronisation Type (Iso Mode) */
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UINT8 uUsageType, /* Usage Type (Iso Mode) */
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UINT8 uFirstEndpointTypeIndex /* Endpoint index in the interface */
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);
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extern VOID * usb2FindEndpointHelperDescr
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(
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UINT8 * pEndpointStart, /* Ptr to endpoint buffer in config */
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UINT8 uHelperDescrType /* Heler Descriptor type */
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);
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extern USB2_CLASS_DEVICE * usb2ClassDeviceCreate
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(
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USB2_CLASS_DRIVER * pDriver,
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UINT32 hDevice,
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UINT8 configurationIndex,
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UINT8 bInterfaceNumber,
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UINT8 uAlternateSetting
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);
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extern void usb2ClassDeviceDelete
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(
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USB2_CLASS_DEVICE * pUsb2ClassDevice
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);
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extern USB2_CLASS_DRIVER * usb2ClassDriverCreate
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(
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char * pDriverDefaultName
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);
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extern void usb2ClassDriverDelete
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(
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USB2_CLASS_DRIVER * pDriver
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);
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extern int usb2ClassDeviceIsValid
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(
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USB2_CLASS_DRIVER * pDriver,
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USB2_CLASS_DEVICE * pClassDevice
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);
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extern BOOL usb2DriverIsEmpty
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(
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USB2_CLASS_DRIVER * pDriver
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);
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extern STATUS usb2TakeDriver
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(
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USB2_CLASS_DRIVER * pDriver
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);
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extern STATUS usb2ReleaseDriver
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(
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USB2_CLASS_DRIVER * pDriver
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);
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extern STATUS usb2TakeDevice
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(
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USB2_CLASS_DEVICE * pClassDevice
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);
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extern STATUS usb2ReleaseDevice
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(
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USB2_CLASS_DEVICE * pClassDevice
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);
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extern USBHST_STATUS usb2VendorClassSpecific
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(
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USB2_CLASS_DEVICE * pClassDevice, /* USB2_CLASS_DEVICE structure */
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UINT8 requestType, /* bmrequestType parameter as per spec*/
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UINT8 request, /* brequest parameter as per spec */
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UINT16 value, /* value as per spec*/
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UINT16 index, /* index value as per spec*/
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UINT16 * pActLen, /* n bytes supposed to send */
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pUINT8 pBfr, /* Buffer to store / send data to */
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int timeoutMs /* Timeout in ms, or WAIT_FOREVER */
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);
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extern void usb2ClassDeviceAddCallbackSet
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(
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FUNCPTR callback
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);
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extern void usb2ClassDeviceDelCallbackSet
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(
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FUNCPTR callback
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);
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extern STATUS usb2DeviceDeleteMsgPost
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(
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USB2_CLASS_DEVICE* pClassDevice, /* Usb2 Device structure */
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FUNCPTR pCallback, /* Delete Callback function */
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void * pDevice /* Device to delete */
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);
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extern STATUS usb2DeviceDeleteHelperInit
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(
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int maxParallelDevices, /* Maximum amount of devices in parallel handle */
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int helperTaskPrio, /* Delete helper Task priority */
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int helperTaskLatencySec /* Latency of task if one delete did not succeed */
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);
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extern void usb2DeviceDeleteHelperDeinit
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(
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void
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);
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/*******************************************************************************
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* Function Name : USBD_TRANSLATE_DEVICE_HANDLE
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* Description : This function is used to translate device handle
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* to USB device information. .
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* Parameters : uHandle IN Device handle to be translated.
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* pDeviceInfo OUT Pointer to hold the translated device
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* information.
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* Return Type : None
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******************************************************************************/
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extern void usbdTranslateDeviceHandle
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(
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UINT32 uHandle,
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pUSBD_DEVICE_INFO *pDeviceInfo
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);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCusb2Helperh */
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