mirror of https://github.com/acidanthera/audk.git
118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
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/*++
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Copyright (c) 2007, 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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AbsolutePointer.h
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Abstract:
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EFI_ABSOLUTE_POINTER_PROTOCOL from the UEFI 2.1 specification.
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This protocol specifies a simple method for accessing absolute pointer devices.
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--*/
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#ifndef __ABSOLUTE_POINTER_H__
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#define __ABSOLUTE_POINTER_H__
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#define EFI_ABSOLUTE_POINTER_PROTOCOL_GUID \
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{ \
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0x8D59D32B, 0xC655, 0x4AE9, 0x9B, 0x15, 0xF2, 0x59, 0x04, 0x99, 0x2A, 0x43 \
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}
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EFI_FORWARD_DECLARATION (EFI_ABSOLUTE_POINTER_PROTOCOL);
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//
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// Data structures
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//
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typedef struct {
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UINT64 AbsoluteMinX;
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UINT64 AbsoluteMinY;
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UINT64 AbsoluteMinZ;
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UINT64 AbsoluteMaxX;
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UINT64 AbsoluteMaxY;
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UINT64 AbsoluteMaxZ;
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UINT32 Attributes;
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} EFI_ABSOLUTE_POINTER_MODE;
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typedef struct {
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UINT64 CurrentX;
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UINT64 CurrentY;
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UINT64 CurrentZ;
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UINT32 ActiveButtons;
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} EFI_ABSOLUTE_POINTER_STATE;
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#define EFI_ABSP_SupportsAltActive 0x00000001
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#define EFI_ABSP_SupportsPressureAsZ 0x00000002
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#define EFI_ABSP_TouchActive 0x00000001
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#define EFI_ABS_AltActive 0x00000002
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typedef
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EFI_STATUS
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(EFIAPI *EFI_ABSOLUTE_POINTER_RESET) (
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IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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)
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/*++
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Routine Description:
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Resets the pointer device hardware.
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Arguments:
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This - Protocol instance pointer.
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ExtendedVerification - Driver may perform diagnostics on reset.
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Returns:
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EFI_SUCCESS - The device was reset.
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EFI_DEVICE_ERROR - The device is not functioning correctly and could
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not be reset.
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--*/
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;
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typedef
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EFI_STATUS
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(EFIAPI *EFI_ABSOLUTE_POINTER_GET_STATE) (
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IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
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IN OUT EFI_ABSOLUTE_POINTER_STATE *State
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)
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/*++
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Routine Description:
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Retrieves the current state of a pointer device.
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Arguments:
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This - Protocol instance pointer.
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State - A pointer to the state information on the pointer device.
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Returns:
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EFI_SUCCESS - The state of the pointer device was returned in State..
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EFI_NOT_READY - The state of the pointer device has not changed since the last call to
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GetState().
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EFI_DEVICE_ERROR - A device error occurred while attempting to retrieve the pointer
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device's current state.
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--*/
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;
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typedef struct _EFI_ABSOLUTE_POINTER_PROTOCOL {
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EFI_ABSOLUTE_POINTER_RESET Reset;
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EFI_ABSOLUTE_POINTER_GET_STATE GetState;
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EFI_EVENT WaitForInput;
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EFI_ABSOLUTE_POINTER_MODE *Mode;
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} EFI_ABSOLUTE_POINTER_PROTOCOL;
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extern EFI_GUID gEfiAbsolutePointerProtocolGuid;
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#endif
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