878ddf1fc3
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
460 lines
11 KiB
C
460 lines
11 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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hid.c
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Abstract:
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HID class request
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Revision History
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--*/
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//
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// Function to get HID descriptor
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//
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EFI_STATUS
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UsbGetHidDescriptor (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 InterfaceNum,
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OUT EFI_USB_HID_DESCRIPTOR *HidDescriptor
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)
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/*++
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Routine Description:
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Get Hid Descriptor
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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InterfaceNum - Hid interface number
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HidDescriptor - Caller allocated buffer to store Usb hid descriptor
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if successfully returned.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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Request.RequestType = 0x81;
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Request.Request = 0x06;
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Request.Value = (UINT16) (0x21 << 8);
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Request.Index = InterfaceNum;
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Request.Length = sizeof (EFI_USB_HID_DESCRIPTOR);
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataIn,
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TIMEOUT_VALUE,
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HidDescriptor,
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sizeof (EFI_USB_HID_DESCRIPTOR),
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&Status
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);
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return Result;
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}
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//
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// Function to get Report Class descriptor
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//
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EFI_STATUS
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UsbGetReportDescriptor (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 InterfaceNum,
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IN UINT16 DescriptorSize,
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OUT UINT8 *DescriptorBuffer
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)
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/*++
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Routine Description:
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get Report Class descriptor
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL.
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InterfaceNum - Report interface number.
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DescriptorSize - Length of DescriptorBuffer.
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DescriptorBuffer - Caller allocated buffer to store Usb report descriptor
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if successfully returned.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0x81;
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Request.Request = 0x06;
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Request.Value = (UINT16) (0x22 << 8);
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Request.Index = InterfaceNum;
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Request.Length = DescriptorSize;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataIn,
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TIMEOUT_VALUE,
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DescriptorBuffer,
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DescriptorSize,
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&Status
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);
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return Result;
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}
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//
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// Following are HID class request
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//
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EFI_STATUS
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UsbGetProtocolRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 *Protocol
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)
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/*++
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Routine Description:
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Get Hid Protocol Request
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to get protocol
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Protocol - Protocol value returned.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0xa1;
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//
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// 10100001b;
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//
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Request.Request = EFI_USB_GET_PROTOCOL_REQUEST;
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Request.Value = 0;
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Request.Index = Interface;
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Request.Length = 1;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataIn,
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TIMEOUT_VALUE,
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Protocol,
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sizeof (UINT8),
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&Status
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);
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return Result;
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}
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EFI_STATUS
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UsbSetProtocolRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 Protocol
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)
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/*++
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Routine Description:
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Set Hid Protocol Request
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to set protocol
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Protocol - Protocol value the caller wants to set.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0x21;
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//
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// 00100001b;
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//
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Request.Request = EFI_USB_SET_PROTOCOL_REQUEST;
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Request.Value = Protocol;
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Request.Index = Interface;
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Request.Length = 0;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbNoData,
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TIMEOUT_VALUE,
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NULL,
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0,
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&Status
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);
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return Result;
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}
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EFI_STATUS
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UsbSetIdleRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 ReportId,
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IN UINT8 Duration
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)
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/*++
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Routine Description:
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Set Idel request.
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to set.
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ReportId - Which report the caller wants to set.
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Duration - Idle rate the caller wants to set.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0x21;
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//
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// 00100001b;
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//
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Request.Request = EFI_USB_SET_IDLE_REQUEST;
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Request.Value = (UINT16) ((Duration << 8) | ReportId);
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Request.Index = Interface;
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Request.Length = 0;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbNoData,
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TIMEOUT_VALUE,
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NULL,
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0,
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&Status
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);
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return Result;
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}
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EFI_STATUS
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UsbGetIdleRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 ReportId,
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OUT UINT8 *Duration
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)
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/*++
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Routine Description:
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Get Idel request.
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to get.
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ReportId - Which report the caller wants to get.
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Duration - Idle rate the caller wants to get.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0xa1;
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//
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// 10100001b;
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//
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Request.Request = EFI_USB_GET_IDLE_REQUEST;
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Request.Value = ReportId;
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Request.Index = Interface;
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Request.Length = 1;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataIn,
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TIMEOUT_VALUE,
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Duration,
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1,
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&Status
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);
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return Result;
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}
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EFI_STATUS
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UsbSetReportRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 ReportId,
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IN UINT8 ReportType,
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IN UINT16 ReportLen,
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IN UINT8 *Report
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)
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/*++
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Routine Description:
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Hid Set Report request.
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to set.
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ReportId - Which report the caller wants to set.
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ReportType - Type of report.
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ReportLen - Length of report descriptor.
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Report - Report Descriptor buffer.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0x21;
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//
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// 00100001b;
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//
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Request.Request = EFI_USB_SET_REPORT_REQUEST;
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Request.Value = (UINT16) ((ReportType << 8) | ReportId);
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Request.Index = Interface;
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Request.Length = ReportLen;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataOut,
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TIMEOUT_VALUE,
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Report,
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ReportLen,
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&Status
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);
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return Result;
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}
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EFI_STATUS
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UsbGetReportRequest (
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IN EFI_USB_IO_PROTOCOL *UsbIo,
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IN UINT8 Interface,
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IN UINT8 ReportId,
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IN UINT8 ReportType,
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IN UINT16 ReportLen,
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IN UINT8 *Report
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)
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/*++
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Routine Description:
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Hid Set Report request.
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Arguments:
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UsbIo - EFI_USB_IO_PROTOCOL
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Interface - Which interface the caller wants to set.
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ReportId - Which report the caller wants to set.
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ReportType - Type of report.
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ReportLen - Length of report descriptor.
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Report - Caller allocated buffer to store Report Descriptor.
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Returns:
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EFI_SUCCESS
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EFI_DEVICE_ERROR
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EFI_TIMEOUT
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--*/
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{
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UINT32 Status;
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EFI_STATUS Result;
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EFI_USB_DEVICE_REQUEST Request;
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//
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// Fill Device request packet
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//
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Request.RequestType = 0xa1;
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//
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// 10100001b;
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//
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Request.Request = EFI_USB_GET_REPORT_REQUEST;
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Request.Value = (UINT16) ((ReportType << 8) | ReportId);
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Request.Index = Interface;
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Request.Length = ReportLen;
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Result = UsbIo->UsbControlTransfer (
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UsbIo,
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&Request,
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EfiUsbDataIn,
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TIMEOUT_VALUE,
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Report,
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ReportLen,
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&Status
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);
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return Result;
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}
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