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1050 lines
34 KiB
1050 lines
34 KiB
/*++
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Copyright (c) Microsoft Corporation. All rights reserved.
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Module Name:
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USB.H
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Abstract:
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structures and APIs for USB drivers.
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Environment:
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Kernel & user mode
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Revision History:
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09-29-95 : created
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--*/
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#ifndef __USB_H__
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#define __USB_H__
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/*
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This file is equivalent to USBDI.H with extensions supported by
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usbport.sys for eUSB.
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This file replaces usbdi.h and is compatible with older versions
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of the USB stack.
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*/
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#ifdef __USBDI_H__
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error
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#endif
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#ifdef OSR21_COMPAT
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#pragma message("WARNING: OSR21_COMPAT SWITCH NOT SUPPORTED")
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#endif
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#ifndef _NTDDK_
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#ifndef _WDMDDK_
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typedef PVOID PIRP;
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typedef PVOID PMDL;
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#endif
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#endif
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#define USBDI_VERSION 0x00000500
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#include "usb200.h"
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#ifdef _WDMDDK_
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#endif
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/*
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Microsoft Extended Port Attribute Flags
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*/
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#define USB_PORTATTR_NO_CONNECTOR 0x00000001
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#define USB_PORTATTR_SHARED_USB2 0x00000002
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#define USB_PORTATTR_MINI_CONNECTOR 0x00000004
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#define USB_PORTATTR_OEM_CONNECTOR 0x00000008
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/* dynamic attributes */
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#define USB_PORTATTR_OWNED_BY_CC 0x01000000
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#define USB_PORTATTR_NO_OVERCURRENT_UI 0x02000000
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/* define USB controller flavors:
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These are all known HW implementations that require special
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hacks.
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*/
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typedef enum _USB_CONTROLLER_FLAVOR {
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USB_HcGeneric = 0,
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OHCI_Generic = 100,
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OHCI_Hydra,
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OHCI_NEC,
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UHCI_Generic = 200,
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UHCI_Piix4,
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UHCI_Piix3,
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UHCI_Ich2_1,
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UHCI_Ich2_2,
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UHCI_Ich1,
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UHCI_VIA = 250,
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EHCI_Generic = 1000,
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EHCI_NEC = 2000,
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EHCI_Lucent = 3000
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} USB_CONTROLLER_FLAVOR;
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//
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// USB defined structures and constants
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// (see chapter 9 of USB specification)
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//
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#define USB_DEFAULT_DEVICE_ADDRESS 0
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#define USB_DEFAULT_ENDPOINT_ADDRESS 0
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//
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// max packet size (bytes) for default endpoint
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// until SET_ADDRESS command is received.
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//
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#define USB_DEFAULT_MAX_PACKET 64
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//
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// USBD interface structures and constants
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//
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#define URB_FROM_IRP(Irp) ((IoGetCurrentIrpStackLocation(Irp))->Parameters.Others.Argument1)
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//
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// URB request codes
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//
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#define URB_FUNCTION_SELECT_CONFIGURATION 0x0000
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#define URB_FUNCTION_SELECT_INTERFACE 0x0001
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#define URB_FUNCTION_ABORT_PIPE 0x0002
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#define URB_FUNCTION_TAKE_FRAME_LENGTH_CONTROL 0x0003
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#define URB_FUNCTION_RELEASE_FRAME_LENGTH_CONTROL 0x0004
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#define URB_FUNCTION_GET_FRAME_LENGTH 0x0005
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#define URB_FUNCTION_SET_FRAME_LENGTH 0x0006
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#define URB_FUNCTION_GET_CURRENT_FRAME_NUMBER 0x0007
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#define URB_FUNCTION_CONTROL_TRANSFER 0x0008
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#define URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER 0x0009
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#define URB_FUNCTION_ISOCH_TRANSFER 0x000A
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#define URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE 0x000B
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#define URB_FUNCTION_SET_DESCRIPTOR_TO_DEVICE 0x000C
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#define URB_FUNCTION_SET_FEATURE_TO_DEVICE 0x000D
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#define URB_FUNCTION_SET_FEATURE_TO_INTERFACE 0x000E
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#define URB_FUNCTION_SET_FEATURE_TO_ENDPOINT 0x000F
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#define URB_FUNCTION_CLEAR_FEATURE_TO_DEVICE 0x0010
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#define URB_FUNCTION_CLEAR_FEATURE_TO_INTERFACE 0x0011
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#define URB_FUNCTION_CLEAR_FEATURE_TO_ENDPOINT 0x0012
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#define URB_FUNCTION_GET_STATUS_FROM_DEVICE 0x0013
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#define URB_FUNCTION_GET_STATUS_FROM_INTERFACE 0x0014
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#define URB_FUNCTION_GET_STATUS_FROM_ENDPOINT 0x0015
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#define URB_FUNCTION_RESERVED_0X0016 0x0016
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#define URB_FUNCTION_VENDOR_DEVICE 0x0017
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#define URB_FUNCTION_VENDOR_INTERFACE 0x0018
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#define URB_FUNCTION_VENDOR_ENDPOINT 0x0019
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#define URB_FUNCTION_CLASS_DEVICE 0x001A
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#define URB_FUNCTION_CLASS_INTERFACE 0x001B
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#define URB_FUNCTION_CLASS_ENDPOINT 0x001C
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#define URB_FUNCTION_RESERVE_0X001D 0x001D
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// previously URB_FUNCTION_RESET_PIPE
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#define URB_FUNCTION_SYNC_RESET_PIPE_AND_CLEAR_STALL 0x001E
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#define URB_FUNCTION_CLASS_OTHER 0x001F
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#define URB_FUNCTION_VENDOR_OTHER 0x0020
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#define URB_FUNCTION_GET_STATUS_FROM_OTHER 0x0021
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#define URB_FUNCTION_CLEAR_FEATURE_TO_OTHER 0x0022
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#define URB_FUNCTION_SET_FEATURE_TO_OTHER 0x0023
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#define URB_FUNCTION_GET_DESCRIPTOR_FROM_ENDPOINT 0x0024
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#define URB_FUNCTION_SET_DESCRIPTOR_TO_ENDPOINT 0x0025
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#define URB_FUNCTION_GET_CONFIGURATION 0x0026
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#define URB_FUNCTION_GET_INTERFACE 0x0027
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#define URB_FUNCTION_GET_DESCRIPTOR_FROM_INTERFACE 0x0028
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#define URB_FUNCTION_SET_DESCRIPTOR_TO_INTERFACE 0x0029
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// Rserveve 0x002B-0x002F
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#define URB_FUNCTION_GET_MS_FEATURE_DESCRIPTOR 0x002A
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#define URB_FUNCTION_RESERVE_0X002B 0x002B
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#define URB_FUNCTION_RESERVE_0X002C 0x002C
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#define URB_FUNCTION_RESERVE_0X002D 0x002D
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#define URB_FUNCTION_RESERVE_0X002E 0x002E
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#define URB_FUNCTION_RESERVE_0X002F 0x002F
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// USB 2.0 calls start at 0x0030
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#define URB_FUNCTION_SYNC_RESET_PIPE 0x0030
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#define URB_FUNCTION_SYNC_CLEAR_STALL 0x0031
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// for backward drivers
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#define URB_FUNCTION_RESET_PIPE \
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URB_FUNCTION_SYNC_RESET_PIPE_AND_CLEAR_STALL
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/* Control Pipe Function Groupings
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These functions correspond to the standard commands
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on the default pipe, direction is implied
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URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE
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URB_FUNCTION_GET_DESCRIPTOR_FROM_ENDPOINT
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URB_FUNCTION_GET_DESCRIPTOR_FROM_INTERFACE
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URB_FUNCTION_SET_DESCRIPTOR_TO_DEVICE
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URB_FUNCTION_SET_DESCRIPTOR_TO_ENDPOINT
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URB_FUNCTION_SET_DESCRIPTOR_TO_INTERFACE
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URB_FUNCTION_SET_FEATURE_TO_DEVICE
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URB_FUNCTION_SET_FEATURE_TO_INTERFACE
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URB_FUNCTION_SET_FEATURE_TO_ENDPOINT
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URB_FUNCTION_SET_FEATURE_TO_OTHER
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URB_FUNCTION_CLEAR_FEATURE_TO_DEVICE
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URB_FUNCTION_CLEAR_FEATURE_TO_INTERFACE
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URB_FUNCTION_CLEAR_FEATURE_TO_ENDPOINT
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URB_FUNCTION_CLEAR_FEATURE_TO_OTHER
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URB_FUNCTION_GET_STATUS_FROM_DEVICE
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URB_FUNCTION_GET_STATUS_FROM_INTERFACE
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URB_FUNCTION_GET_STATUS_FROM_ENDPOINT
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URB_FUNCTION_GET_STATUS_FROM_OTHER
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URB_FUNCTION_VENDOR_DEVICE
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URB_FUNCTION_VENDOR_INTERFACE
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URB_FUNCTION_VENDOR_ENDPOINT
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URB_FUNCTION_VENDOR_OTHER
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URB_FUNCTION_CLASS_DEVICE
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URB_FUNCTION_CLASS_INTERFACE
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URB_FUNCTION_CLASS_ENDPOINT
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URB_FUNCTION_CLASS_OTHER
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*/
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//
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// Values for URB TransferFlags Field
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//
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/*
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Set if data moves device->host
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*/
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#define USBD_TRANSFER_DIRECTION 0x00000001
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/*
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This bit if not set indicates that a short packet, and hence,
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a short transfer is an error condition
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*/
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#define USBD_SHORT_TRANSFER_OK 0x00000002
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/*
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Subit the iso transfer on the next frame
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*/
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#define USBD_START_ISO_TRANSFER_ASAP 0x00000004
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#define USBD_DEFAULT_PIPE_TRANSFER 0x00000008
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#define USBD_TRANSFER_DIRECTION_FLAG(flags) ((flags) & USBD_TRANSFER_DIRECTION)
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#define USBD_TRANSFER_DIRECTION_OUT 0
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#define USBD_TRANSFER_DIRECTION_IN 1
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#define VALID_TRANSFER_FLAGS_MASK (USBD_SHORT_TRANSFER_OK | \
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USBD_TRANSFER_DIRECTION | \
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USBD_START_ISO_TRANSFER_ASAP | \
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USBD_DEFAULT_PIPE_TRANSFER)
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#define USBD_ISO_START_FRAME_RANGE 1024
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typedef LONG USBD_STATUS;
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//
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// USBD status codes
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//
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// Status values are 32 bit values layed out as follows:
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//
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// 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
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// 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
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// +---+---------------------------+-------------------------------+
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// | S | Status Code |
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// +---+---------------------------+-------------------------------+
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//
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// where
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//
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// S - is the state code
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//
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// 00 - completed with success
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// 01 - request is pending
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// 11, 10 - completed with error
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//
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//
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// Code - is the status code
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//
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//
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// Generic test for success on any status value (non-negative numbers
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// indicate success).
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//
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#define USBD_SUCCESS(Status) ((USBD_STATUS)(Status) >= 0)
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//
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// Generic test for pending status value.
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//
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#define USBD_PENDING(Status) ((ULONG)(Status) >> 30 == 1)
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//
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// Generic test for error on any status value.
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//
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#define USBD_ERROR(Status) ((USBD_STATUS)(Status) < 0)
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//
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// Macro to check the status code only
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//
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//
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//define USBD_STATUS(Status) ((ULONG)(Status) & 0x0FFFFFFFL)
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// the high order bits (0xC) will always be set on an error
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#define USBD_STATUS_SUCCESS ((USBD_STATUS)0x00000000L)
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#define USBD_STATUS_PENDING ((USBD_STATUS)0x40000000L)
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//
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//#define USBD_STATUS_ERROR ((USBD_STATUS)0xC0000000L)
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// The following are defined for backward compatibility with the usb 1.0 stack
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//
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// HC (Hardware) status codes range 0x00000001 - 0x000000FF
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//
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#define USBD_STATUS_CRC ((USBD_STATUS)0xC0000001L)
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#define USBD_STATUS_BTSTUFF ((USBD_STATUS)0xC0000002L)
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#define USBD_STATUS_DATA_TOGGLE_MISMATCH ((USBD_STATUS)0xC0000003L)
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#define USBD_STATUS_STALL_PID ((USBD_STATUS)0xC0000004L)
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#define USBD_STATUS_DEV_NOT_RESPONDING ((USBD_STATUS)0xC0000005L)
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#define USBD_STATUS_PID_CHECK_FAILURE ((USBD_STATUS)0xC0000006L)
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#define USBD_STATUS_UNEXPECTED_PID ((USBD_STATUS)0xC0000007L)
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#define USBD_STATUS_DATA_OVERRUN ((USBD_STATUS)0xC0000008L)
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#define USBD_STATUS_DATA_UNDERRUN ((USBD_STATUS)0xC0000009L)
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#define USBD_STATUS_RESERVED1 ((USBD_STATUS)0xC000000AL)
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#define USBD_STATUS_RESERVED2 ((USBD_STATUS)0xC000000BL)
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#define USBD_STATUS_BUFFER_OVERRUN ((USBD_STATUS)0xC000000CL)
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#define USBD_STATUS_BUFFER_UNDERRUN ((USBD_STATUS)0xC000000DL)
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#define USBD_STATUS_NOT_ACCESSED ((USBD_STATUS)0xC000000FL)
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#define USBD_STATUS_FIFO ((USBD_STATUS)0xC0000010L)
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#define USBD_STATUS_XACT_ERROR ((USBD_STATUS)0xC0000011L)
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#define USBD_STATUS_BABBLE_DETECTED ((USBD_STATUS)0xC0000012L)
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#define USBD_STATUS_DATA_BUFFER_ERROR ((USBD_STATUS)0xC0000013L)
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//
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// returned by HCD if a transfer is submitted to an endpoint that is
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// stalled
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//
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#define USBD_STATUS_ENDPOINT_HALTED ((USBD_STATUS)0xC0000030L)
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//
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// Software status codes
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//
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#define USBD_STATUS_INVALID_URB_FUNCTION ((USBD_STATUS)0x80000200L)
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#define USBD_STATUS_INVALID_PARAMETER ((USBD_STATUS)0x80000300L)
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//
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// returned if client driver attempts to close an endpoint/interface
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// or configuration with outstanding transfers.
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//
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#define USBD_STATUS_ERROR_BUSY ((USBD_STATUS)0x80000400L)
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//
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// returned by USBD if it cannot complete a URB request, typically this
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// will be returned in the URB status field when the Irp is completed
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// with a more specific NT error code in the irp.status field.
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//
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//#define USBD_STATUS_REQUEST_FAILED ((USBD_STATUS)0x80000500L)
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#define USBD_STATUS_INVALID_PIPE_HANDLE ((USBD_STATUS)0x80000600L)
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// returned when there is not enough bandwidth avialable
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// to open a requested endpoint
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#define USBD_STATUS_NO_BANDWIDTH ((USBD_STATUS)0x80000700L)
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//
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// generic HC error
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//
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#define USBD_STATUS_INTERNAL_HC_ERROR ((USBD_STATUS)0x80000800L)
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//
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// returned when a short packet terminates the transfer
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// ie USBD_SHORT_TRANSFER_OK bit not set
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//
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#define USBD_STATUS_ERROR_SHORT_TRANSFER ((USBD_STATUS)0x80000900L)
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//
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// returned if the requested start frame is not within
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// USBD_ISO_START_FRAME_RANGE of the current USB frame,
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// note that the stall bit is set
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//
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#define USBD_STATUS_BAD_START_FRAME ((USBD_STATUS)0xC0000A00L)
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//
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// returned by HCD if all packets in an iso transfer complete with an error
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//
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#define USBD_STATUS_ISOCH_REQUEST_FAILED ((USBD_STATUS)0xC0000B00L)
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//
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// returned by USBD if the frame length control for a given
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// HC is already taken by anothe driver
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//
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#define USBD_STATUS_FRAME_CONTROL_OWNED ((USBD_STATUS)0xC0000C00L)
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//
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// returned by USBD if the caller does not own frame length control and
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// attempts to release or modify the HC frame length
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//
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#define USBD_STATUS_FRAME_CONTROL_NOT_OWNED ((USBD_STATUS)0xC0000D00L)
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//
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// additonal software error codes added for usb 2.0
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//
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//
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// returned for APIS not supported/implemented
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//
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#define USBD_STATUS_NOT_SUPPORTED ((USBD_STATUS)0xC0000E00L)
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#define USBD_STATUS_INAVLID_CONFIGURATION_DESCRIPTOR \
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((USBD_STATUS)0xC0000F00L)
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#define USBD_STATUS_INSUFFICIENT_RESOURCES ((USBD_STATUS)0xC0001000L)
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#define USBD_STATUS_SET_CONFIG_FAILED ((USBD_STATUS)0xC0002000L)
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#define USBD_STATUS_BUFFER_TOO_SMALL ((USBD_STATUS)0xC0003000L)
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#define USBD_STATUS_INTERFACE_NOT_FOUND ((USBD_STATUS)0xC0004000L)
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#define USBD_STATUS_INAVLID_PIPE_FLAGS ((USBD_STATUS)0xC0005000L)
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#define USBD_STATUS_TIMEOUT ((USBD_STATUS)0xC0006000L)
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#define USBD_STATUS_DEVICE_GONE ((USBD_STATUS)0xC0007000L)
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#define USBD_STATUS_STATUS_NOT_MAPPED ((USBD_STATUS)0xC0008000L)
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//
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// set when a transfers is completed due to an AbortPipe request from
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// the client driver
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//
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//
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#define USBD_STATUS_CANCELED ((USBD_STATUS)0xC0010000L)
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//
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// extended isochronous error codes, these errors appear in the
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// packet status field of an isochronous transfer
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//
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// for some reason the controller did not access the TD asocated with this
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// packet
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#define USBD_STATUS_ISO_NOT_ACCESSED_BY_HW ((USBD_STATUS)0xC0020000L)
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// controller reported an error in the TD
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// since TD errors are controoler specific they are reorted
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// generically with this error code
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#define USBD_STATUS_ISO_TD_ERROR ((USBD_STATUS)0xC0030000L)
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// the packet was submitted in time by the client but
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// failed to reach the miniport in time
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#define USBD_STATUS_ISO_NA_LATE_USBPORT ((USBD_STATUS)0xC0040000L)
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// the packet was not sent because the client submitted it too late
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// to transmit
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#define USBD_STATUS_ISO_NOT_ACCESSED_LATE ((USBD_STATUS)0xC0050000L)
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typedef PVOID USBD_PIPE_HANDLE;
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typedef PVOID USBD_CONFIGURATION_HANDLE;
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typedef PVOID USBD_INTERFACE_HANDLE;
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//
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// Value used to indicate the default max transfer size
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//
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/*
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MAX TRANSFER SIZE
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Specified during select_configuration or
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selec_interface. This is the largest
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transfer a client driver will do to an
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endpoint.
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This value may be from 0x00000001 to
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0xFFFFFFFF (1 to 4GB)
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*/
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//
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#define USBD_DEFAULT_MAXIMUM_TRANSFER_SIZE 0xFFFFFFFF
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//
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// structure returned from USBD_GetVersion function
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//
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typedef struct _USBD_VERSION_INFORMATION {
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ULONG USBDI_Version; //BCD usb interface version number
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ULONG Supported_USB_Version; //BCD USB spec version number
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} USBD_VERSION_INFORMATION, *PUSBD_VERSION_INFORMATION;
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|
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typedef enum _USBD_PIPE_TYPE {
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UsbdPipeTypeControl,
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UsbdPipeTypeIsochronous,
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UsbdPipeTypeBulk,
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UsbdPipeTypeInterrupt
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} USBD_PIPE_TYPE;
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#define USBD_PIPE_DIRECTION_IN(pipeInformation) ((pipeInformation)->EndpointAddress & \
|
|
USB_ENDPOINT_DIRECTION_MASK)
|
|
|
|
typedef struct _USBD_DEVICE_INFORMATION {
|
|
ULONG OffsetNext;
|
|
PVOID UsbdDeviceHandle;
|
|
USB_DEVICE_DESCRIPTOR DeviceDescriptor;
|
|
} USBD_DEVICE_INFORMATION, *PUSBD_DEVICE_INFORMATION;
|
|
|
|
//
|
|
// URB request structures
|
|
//
|
|
|
|
//
|
|
// USBD pipe information structure, this structure
|
|
// is returned for each pipe opened thru an
|
|
// SELECT_CONFIGURATION or SELECT_INTERFACE request.
|
|
//
|
|
|
|
typedef struct _USBD_PIPE_INFORMATION {
|
|
//
|
|
// OUTPUT
|
|
// These fields are filled in by USBD
|
|
//
|
|
USHORT MaximumPacketSize; // Maximum packet size for this pipe
|
|
UCHAR EndpointAddress; // 8 bit USB endpoint address (includes direction)
|
|
// taken from endpoint descriptor
|
|
UCHAR Interval; // Polling interval in ms if interrupt pipe
|
|
|
|
USBD_PIPE_TYPE PipeType; // PipeType identifies type of transfer valid for this pipe
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
|
|
//
|
|
// INPUT
|
|
// These fields are filled in by the client driver
|
|
//
|
|
ULONG MaximumTransferSize; // Maximum size for a single request
|
|
// in bytes.
|
|
ULONG PipeFlags;
|
|
} USBD_PIPE_INFORMATION, *PUSBD_PIPE_INFORMATION;
|
|
|
|
//
|
|
// values for PipeFlags field in USBD_PIPE_INFORMATION field
|
|
//
|
|
|
|
// override the enpoint max_packet size
|
|
// with the value in pipe_information
|
|
// field
|
|
#define USBD_PF_CHANGE_MAX_PACKET 0x00000001
|
|
// optimize for short packets
|
|
// 'bulk optimization #1'
|
|
#define USBD_PF_SHORT_PACKET_OPT 0x00000002
|
|
// optimize transfers for use
|
|
// with 'real time threads
|
|
#define USBD_PF_ENABLE_RT_THREAD_ACCESS 0x00000004
|
|
// causes the driver to allocate map
|
|
// map more transfers in the queue.
|
|
#define USBD_PF_MAP_ADD_TRANSFERS 0x00000008
|
|
|
|
|
|
#define USBD_PF_VALID_MASK (USBD_PF_CHANGE_MAX_PACKET | \
|
|
USBD_PF_SHORT_PACKET_OPT | \
|
|
USBD_PF_ENABLE_RT_THREAD_ACCESS | \
|
|
USBD_PF_MAP_ADD_TRANSFERS)
|
|
//
|
|
// USBD interface information structure, this structure
|
|
// is returned for each interface opened thru an
|
|
// SELECT_CONFIGURATION or SELECT_INTERFACE request.
|
|
//
|
|
|
|
typedef struct _USBD_INTERFACE_INFORMATION {
|
|
USHORT Length; // Length of this structure, including
|
|
// all pipe information structures that
|
|
// follow.
|
|
//
|
|
// INPUT
|
|
//
|
|
// Interface number and Alternate setting this
|
|
// structure is associated with
|
|
//
|
|
UCHAR InterfaceNumber;
|
|
UCHAR AlternateSetting;
|
|
|
|
//
|
|
// OUTPUT
|
|
// These fields are filled in by USBD
|
|
//
|
|
UCHAR Class;
|
|
UCHAR SubClass;
|
|
UCHAR Protocol;
|
|
UCHAR Reserved;
|
|
|
|
USBD_INTERFACE_HANDLE InterfaceHandle;
|
|
ULONG NumberOfPipes;
|
|
|
|
//
|
|
// INPUT/OUPUT
|
|
// see PIPE_INFORMATION
|
|
USBD_PIPE_INFORMATION Pipes[1];
|
|
} USBD_INTERFACE_INFORMATION, *PUSBD_INTERFACE_INFORMATION;
|
|
|
|
//
|
|
// work space provided for HCDs
|
|
//
|
|
|
|
struct _URB_HCD_AREA {
|
|
PVOID Reserved8[8];
|
|
};
|
|
|
|
struct _URB_HEADER {
|
|
//
|
|
// Fields filled in by client driver
|
|
//
|
|
USHORT Length;
|
|
USHORT Function;
|
|
USBD_STATUS Status;
|
|
//
|
|
// Fields used only by USBD
|
|
//
|
|
PVOID UsbdDeviceHandle; // device handle assigned to this device
|
|
// by USBD
|
|
ULONG UsbdFlags; // flags field reserved for USBD use.
|
|
};
|
|
|
|
struct _URB_SELECT_INTERFACE {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_CONFIGURATION_HANDLE ConfigurationHandle;
|
|
|
|
// client must input AlternateSetting & Interface Number
|
|
// class driver returns interface and handle
|
|
// for new alternate setting
|
|
USBD_INTERFACE_INFORMATION Interface;
|
|
};
|
|
|
|
struct _URB_SELECT_CONFIGURATION {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
// NULL indicates to set the device
|
|
// to the 'unconfigured' state
|
|
// ie set to configuration 0
|
|
PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor;
|
|
USBD_CONFIGURATION_HANDLE ConfigurationHandle;
|
|
USBD_INTERFACE_INFORMATION Interface;
|
|
};
|
|
|
|
//
|
|
// This structure used for ABORT_PIPE & RESET_PIPE
|
|
//
|
|
|
|
struct _URB_PIPE_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
ULONG Reserved;
|
|
};
|
|
|
|
//
|
|
// This structure used for
|
|
// TAKE_FRAME_LENGTH_CONTROL &
|
|
// RELEASE_FRAME_LENGTH_CONTROL
|
|
//
|
|
|
|
struct _URB_FRAME_LENGTH_CONTROL {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
};
|
|
|
|
struct _URB_GET_FRAME_LENGTH {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
ULONG FrameLength;
|
|
ULONG FrameNumber;
|
|
};
|
|
|
|
struct _URB_SET_FRAME_LENGTH {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
LONG FrameLengthDelta;
|
|
};
|
|
|
|
struct _URB_GET_CURRENT_FRAME_NUMBER {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
ULONG FrameNumber;
|
|
};
|
|
|
|
//
|
|
// Structures for specific control transfers
|
|
// on the default pipe.
|
|
//
|
|
|
|
// GET_DESCRIPTOR
|
|
// SET_DESCRIPTOR
|
|
|
|
struct _URB_CONTROL_DESCRIPTOR_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved0;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
USHORT Reserved1;
|
|
UCHAR Index;
|
|
UCHAR DescriptorType;
|
|
USHORT LanguageId;
|
|
USHORT Reserved2;
|
|
};
|
|
|
|
// GET_STATUS
|
|
|
|
struct _URB_CONTROL_GET_STATUS_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved0;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR Reserved1[4];
|
|
USHORT Index; // zero, interface or endpoint
|
|
USHORT Reserved2;
|
|
};
|
|
|
|
// SET_FEATURE
|
|
// CLEAR_FEATURE
|
|
|
|
struct _URB_CONTROL_FEATURE_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved2;
|
|
ULONG Reserved3;
|
|
PVOID Reserved4;
|
|
PMDL Reserved5;
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
USHORT Reserved0;
|
|
USHORT FeatureSelector;
|
|
USHORT Index; // zero, interface or endpoint
|
|
USHORT Reserved1;
|
|
};
|
|
|
|
// VENDOR & CLASS
|
|
|
|
struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG TransferFlags;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR RequestTypeReservedBits;
|
|
UCHAR Request;
|
|
USHORT Value;
|
|
USHORT Index;
|
|
USHORT Reserved1;
|
|
};
|
|
|
|
|
|
struct _URB_CONTROL_GET_INTERFACE_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved0;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR Reserved1[4];
|
|
USHORT Interface;
|
|
USHORT Reserved2;
|
|
};
|
|
|
|
|
|
struct _URB_CONTROL_GET_CONFIGURATION_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved0;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR Reserved1[8];
|
|
};
|
|
|
|
// Microsoft OS Descriptor APIs
|
|
|
|
#define OS_STRING_DESCRIPTOR_INDEX 0xEE
|
|
|
|
#define MS_GENRE_DESCRIPTOR_INDEX 0x0001
|
|
#define MS_POWER_DESCRIPTOR_INDEX 0x0002
|
|
|
|
#define MS_OS_STRING_SIGNATURE L"MSFT100"
|
|
|
|
typedef struct _OS_STRING {
|
|
UCHAR bLength;
|
|
UCHAR bDescriptorType;
|
|
WCHAR MicrosoftString[7];
|
|
UCHAR bVendorCode;
|
|
UCHAR bPad;
|
|
} OS_STRING, *POS_STRING;
|
|
|
|
|
|
struct _URB_OS_FEATURE_DESCRIPTOR_REQUEST {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
PVOID Reserved;
|
|
ULONG Reserved0;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR Recipient:5; // Recipient {Device,Interface,Endpoint}
|
|
UCHAR Reserved1:3;
|
|
UCHAR Reserved2;
|
|
UCHAR InterfaceNumber; // wValue - high byte
|
|
UCHAR MS_PageIndex; // wValue - low byte
|
|
USHORT MS_FeatureDescriptorIndex; // wIndex field
|
|
USHORT Reserved3;
|
|
};
|
|
|
|
//
|
|
// request format for a control transfer on
|
|
// the non-default pipe.
|
|
//
|
|
|
|
struct _URB_CONTROL_TRANSFER {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
ULONG TransferFlags;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
UCHAR SetupPacket[8];
|
|
};
|
|
|
|
|
|
struct _URB_BULK_OR_INTERRUPT_TRANSFER {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
ULONG TransferFlags; // note: the direction bit will be set by USBD
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
};
|
|
|
|
|
|
//
|
|
// ISO Transfer request
|
|
//
|
|
// TransferBufferMDL must point to a single virtually
|
|
// contiguous buffer.
|
|
//
|
|
// StartFrame - the frame to send/receive the first packet of
|
|
// the request.
|
|
//
|
|
// NumberOfPackets - number of packets to send in this request
|
|
//
|
|
//
|
|
// IsoPacket Array
|
|
//
|
|
// Input: Offset - offset of the packet from the beginig
|
|
// of the client buffer.
|
|
// Output: Length - is set to the actual length of the packet
|
|
// (For IN transfers).
|
|
// Status: error that occurred during transmission or
|
|
// reception of the packet.
|
|
//
|
|
|
|
typedef struct _USBD_ISO_PACKET_DESCRIPTOR {
|
|
ULONG Offset; // INPUT Offset of the packet from the begining of the
|
|
// buffer.
|
|
|
|
ULONG Length; // OUTPUT length of data received (for in).
|
|
// OUTPUT 0 for OUT.
|
|
USBD_STATUS Status; // status code for this packet.
|
|
} USBD_ISO_PACKET_DESCRIPTOR, *PUSBD_ISO_PACKET_DESCRIPTOR;
|
|
|
|
struct _URB_ISOCH_TRANSFER {
|
|
//
|
|
// This block is the same as CommonTransfer
|
|
//
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
ULONG TransferFlags;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
struct _URB *UrbLink; // *optional* link to next urb request
|
|
// if this is a chain of commands
|
|
struct _URB_HCD_AREA hca; // fields for HCD use
|
|
|
|
//
|
|
// this block contains transfer fields
|
|
// specific to isochronous transfers
|
|
//
|
|
|
|
// 32 bit frame number to begin this transfer on, must be within 1000
|
|
// frames of the current USB frame or an error is returned.
|
|
|
|
// START_ISO_TRANSFER_ASAP flag in transferFlags:
|
|
// If this flag is set and no transfers have been submitted
|
|
// for the pipe then the transfer will begin on the next frame
|
|
// and StartFrame will be updated with the frame number the transfer
|
|
// was started on.
|
|
// If this flag is set and the pipe has active transfers then
|
|
// the transfer will be queued to begin on the frame after the
|
|
// last transfer queued is completed.
|
|
//
|
|
ULONG StartFrame;
|
|
// number of packets that make up this request
|
|
ULONG NumberOfPackets;
|
|
// number of packets that completed with errors
|
|
ULONG ErrorCount;
|
|
USBD_ISO_PACKET_DESCRIPTOR IsoPacket[1];
|
|
};
|
|
|
|
#if 0
|
|
//
|
|
// new for USB 2.0
|
|
// client is responsible for initailizing all fields
|
|
// of the setup packet
|
|
|
|
// option URB timeout, if nonzero the request will be
|
|
// timed out after the speified number of ms and completed
|
|
// with USBD_STATUS_TIMEOUT.
|
|
|
|
struct _URB_TIMEOUT {
|
|
ULONG TimeoutValue; // timeout in ms, 0 = no timeout
|
|
#ifdef WIN64
|
|
ULONG Pad1;
|
|
#endif
|
|
} URB_TIMEOUT, *PURB_TIMEOUT;
|
|
|
|
struct _URB_RAW_CONTROL_TRANSFER {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
ULONG TransferFlags;
|
|
ULONG TransferBufferLength;
|
|
PVOID TransferBuffer;
|
|
PMDL TransferBufferMDL; // *optional*
|
|
PVOID Reservedxxx;
|
|
|
|
PVOID HcdTransferContext; // usbport context
|
|
URB_TIMEOUT UrbTimeout;
|
|
PVOID Reservedxxx[5];
|
|
struct _URB_HCD_AREA hcaXXX;
|
|
|
|
USB_DEFAULT_PIPE_SETUP_PACKET SetupPacket;
|
|
};
|
|
|
|
//optption flags
|
|
//
|
|
// option_1
|
|
// 'safe abort' stall abort if data is data is bieing received for
|
|
// the endpoint
|
|
XXX_OPTION_1
|
|
// option_2
|
|
// enable 'throttleing' on this endpoint bulk_opt_2
|
|
XXX_OPTION_2
|
|
// option_3
|
|
// enable short packet/small transfer optimization bulk_opt_1
|
|
XXX_OPTION_3
|
|
// option_4
|
|
// enable 'irpless' interface for this endpoint
|
|
|
|
|
|
struct _URB_SET_PIPE_PARAMETERS {
|
|
struct _URB_HEADER Hdr;
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
|
|
// This is the maximum thruput of the device
|
|
// under optimal conditions
|
|
// ie if a device can ony supply or receive 64 bytes/ms
|
|
// then set this value to 64.
|
|
// this is value is used by the operating system to
|
|
// optimize the scheduling of transfers.
|
|
// It will default to the maximum for the endpoint type
|
|
ULONG DeviceMaxThruput;
|
|
|
|
// Max Packet size for the endpoint this value defaults to
|
|
// the endpoint supplied value and may be subsequently changed
|
|
// by the driver.
|
|
// This parameter may be used to dymically adjust the packet
|
|
// size of an endpoint without re-configuring the device or
|
|
// interface.
|
|
USHORT MaximumPacketSize;
|
|
};
|
|
|
|
struct _URB_GET_PIPE_PARAMETERS {
|
|
struct _URB_HEADER Hdr; // function code indicates get or set.
|
|
USBD_PIPE_HANDLE PipeHandle;
|
|
USB_ENDPOINT_DESCRIPTOR EndpointDescriptor;
|
|
};
|
|
#endif
|
|
|
|
|
|
|
|
typedef struct _URB {
|
|
union {
|
|
struct _URB_HEADER
|
|
UrbHeader;
|
|
struct _URB_SELECT_INTERFACE
|
|
UrbSelectInterface;
|
|
struct _URB_SELECT_CONFIGURATION
|
|
UrbSelectConfiguration;
|
|
struct _URB_PIPE_REQUEST
|
|
UrbPipeRequest;
|
|
struct _URB_FRAME_LENGTH_CONTROL
|
|
UrbFrameLengthControl;
|
|
struct _URB_GET_FRAME_LENGTH
|
|
UrbGetFrameLength;
|
|
struct _URB_SET_FRAME_LENGTH
|
|
UrbSetFrameLength;
|
|
struct _URB_GET_CURRENT_FRAME_NUMBER
|
|
UrbGetCurrentFrameNumber;
|
|
struct _URB_CONTROL_TRANSFER
|
|
UrbControlTransfer;
|
|
struct _URB_BULK_OR_INTERRUPT_TRANSFER
|
|
UrbBulkOrInterruptTransfer;
|
|
struct _URB_ISOCH_TRANSFER
|
|
UrbIsochronousTransfer;
|
|
|
|
// for standard control transfers on the default pipe
|
|
struct _URB_CONTROL_DESCRIPTOR_REQUEST
|
|
UrbControlDescriptorRequest;
|
|
struct _URB_CONTROL_GET_STATUS_REQUEST
|
|
UrbControlGetStatusRequest;
|
|
struct _URB_CONTROL_FEATURE_REQUEST
|
|
UrbControlFeatureRequest;
|
|
struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST
|
|
UrbControlVendorClassRequest;
|
|
struct _URB_CONTROL_GET_INTERFACE_REQUEST
|
|
UrbControlGetInterfaceRequest;
|
|
struct _URB_CONTROL_GET_CONFIGURATION_REQUEST
|
|
UrbControlGetConfigurationRequest;
|
|
struct _URB_OS_FEATURE_DESCRIPTOR_REQUEST
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UrbOSFeatureDescriptorRequest;
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};
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} URB, *PURB;
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#endif /* __USB_H__ */
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