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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4737 6f19259b-4bc3-4df7-8a09-765794883524
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vanjeff 2008-02-20 08:33:51 +00:00
parent 782559513a
commit ce821dff82
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425
MdePkg/Library/UefiUsbLib/Hid.c Normal file
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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <UefiUsbLibInternal.h>
/**
Get Hid Descriptor
@param UsbIo EFI_USB_IO_PROTOCOL
@param InterfaceNum Hid interface number
@param HidDescriptor Caller allocated buffer to store Usb hid descriptor if
successfully returned.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbGetHidDescriptor (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 InterfaceNum,
OUT EFI_USB_HID_DESCRIPTOR *HidDescriptor
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
Request.RequestType = 0x81;
Request.Request = 0x06;
Request.Value = (UINT16) (0x21 << 8);
Request.Index = InterfaceNum;
Request.Length = sizeof (EFI_USB_HID_DESCRIPTOR);
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataIn,
TIMEOUT_VALUE,
HidDescriptor,
sizeof (EFI_USB_HID_DESCRIPTOR),
&Status
);
return Result;
}
//
// Function to get Report Class descriptor
//
/**
get Report Class descriptor
@param UsbIo EFI_USB_IO_PROTOCOL.
@param InterfaceNum Report interface number.
@param DescriptorSize Length of DescriptorBuffer.
@param DescriptorBuffer Caller allocated buffer to store Usb report descriptor
if successfully returned.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbGetReportDescriptor (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 InterfaceNum,
IN UINT16 DescriptorSize,
OUT UINT8 *DescriptorBuffer
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0x81;
Request.Request = 0x06;
Request.Value = (UINT16) (0x22 << 8);
Request.Index = InterfaceNum;
Request.Length = DescriptorSize;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataIn,
TIMEOUT_VALUE,
DescriptorBuffer,
DescriptorSize,
&Status
);
return Result;
}
//
// Following are HID class request
//
/**
Get Hid Protocol Request
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to get protocol
@param Protocol Protocol value returned.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbGetProtocolRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 *Protocol
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0xa1;
//
// 10100001b;
//
Request.Request = EFI_USB_GET_PROTOCOL_REQUEST;
Request.Value = 0;
Request.Index = Interface;
Request.Length = 1;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataIn,
TIMEOUT_VALUE,
Protocol,
sizeof (UINT8),
&Status
);
return Result;
}
/**
Set Hid Protocol Request
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to set protocol
@param Protocol Protocol value the caller wants to set.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbSetProtocolRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 Protocol
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0x21;
//
// 00100001b;
//
Request.Request = EFI_USB_SET_PROTOCOL_REQUEST;
Request.Value = Protocol;
Request.Index = Interface;
Request.Length = 0;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbNoData,
TIMEOUT_VALUE,
NULL,
0,
&Status
);
return Result;
}
/**
Set Idel request.
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to set.
@param ReportId Which report the caller wants to set.
@param Duration Idle rate the caller wants to set.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbSetIdleRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 ReportId,
IN UINT8 Duration
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0x21;
//
// 00100001b;
//
Request.Request = EFI_USB_SET_IDLE_REQUEST;
Request.Value = (UINT16) ((Duration << 8) | ReportId);
Request.Index = Interface;
Request.Length = 0;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbNoData,
TIMEOUT_VALUE,
NULL,
0,
&Status
);
return Result;
}
/**
Get Idel request.
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to get.
@param ReportId Which report the caller wants to get.
@param Duration Idle rate the caller wants to get.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbGetIdleRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 ReportId,
OUT UINT8 *Duration
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0xa1;
//
// 10100001b;
//
Request.Request = EFI_USB_GET_IDLE_REQUEST;
Request.Value = ReportId;
Request.Index = Interface;
Request.Length = 1;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataIn,
TIMEOUT_VALUE,
Duration,
1,
&Status
);
return Result;
}
/**
Hid Set Report request.
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to set.
@param ReportId Which report the caller wants to set.
@param ReportType Type of report.
@param ReportLen Length of report descriptor.
@param Report Report Descriptor buffer.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbSetReportRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 ReportId,
IN UINT8 ReportType,
IN UINT16 ReportLen,
IN UINT8 *Report
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0x21;
//
// 00100001b;
//
Request.Request = EFI_USB_SET_REPORT_REQUEST;
Request.Value = (UINT16) ((ReportType << 8) | ReportId);
Request.Index = Interface;
Request.Length = ReportLen;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataOut,
TIMEOUT_VALUE,
Report,
ReportLen,
&Status
);
return Result;
}
/**
Hid Set Report request.
@param UsbIo EFI_USB_IO_PROTOCOL
@param Interface Which interface the caller wants to set.
@param ReportId Which report the caller wants to set.
@param ReportType Type of report.
@param ReportLen Length of report descriptor.
@param Report Caller allocated buffer to store Report Descriptor.
@return EFI_SUCCESS
@return EFI_DEVICE_ERROR
@return EFI_TIMEOUT
**/
EFI_STATUS
UsbGetReportRequest (
IN EFI_USB_IO_PROTOCOL *UsbIo,
IN UINT8 Interface,
IN UINT8 ReportId,
IN UINT8 ReportType,
IN UINT16 ReportLen,
IN UINT8 *Report
)
{
UINT32 Status;
EFI_STATUS Result;
EFI_USB_DEVICE_REQUEST Request;
//
// Fill Device request packet
//
Request.RequestType = 0xa1;
//
// 10100001b;
//
Request.Request = EFI_USB_GET_REPORT_REQUEST;
Request.Value = (UINT16) ((ReportType << 8) | ReportId);
Request.Index = Interface;
Request.Length = ReportLen;
Result = UsbIo->UsbControlTransfer (
UsbIo,
&Request,
EfiUsbDataIn,
TIMEOUT_VALUE,
Report,
ReportLen,
&Status
);
return Result;
}