2f88bd3a12
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the MdePkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
193 lines
7.2 KiB
C
193 lines
7.2 KiB
C
/** @file
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The file provides services that allow information about an
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absolute pointer device to be retrieved.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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@par Revision Reference:
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This Protocol was introduced in UEFI Specification 2.3.
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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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{ 0x8D59D32B, 0xC655, 0x4AE9, { 0x9B, 0x15, 0xF2, 0x59, 0x04, 0x99, 0x2A, 0x43 } }
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typedef struct _EFI_ABSOLUTE_POINTER_PROTOCOL EFI_ABSOLUTE_POINTER_PROTOCOL;
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// *******************************************************
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// EFI_ABSOLUTE_POINTER_MODE
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// *******************************************************
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/**
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The following data values in the EFI_ABSOLUTE_POINTER_MODE
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interface are read-only and are changed by using the appropriate
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interface functions.
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**/
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typedef struct {
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UINT64 AbsoluteMinX; ///< The Absolute Minimum of the device on the x-axis
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UINT64 AbsoluteMinY; ///< The Absolute Minimum of the device on the y axis.
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UINT64 AbsoluteMinZ; ///< The Absolute Minimum of the device on the z-axis
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UINT64 AbsoluteMaxX; ///< The Absolute Maximum of the device on the x-axis. If 0, and the
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///< AbsoluteMinX is 0, then the pointer device does not support a xaxis
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UINT64 AbsoluteMaxY; ///< The Absolute Maximum of the device on the y -axis. If 0, and the
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///< AbsoluteMinX is 0, then the pointer device does not support a yaxis.
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UINT64 AbsoluteMaxZ; ///< The Absolute Maximum of the device on the z-axis. If 0 , and the
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///< AbsoluteMinX is 0, then the pointer device does not support a zaxis
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UINT32 Attributes; ///< The following bits are set as needed (or'd together) to indicate the
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///< capabilities of the device supported. The remaining bits are undefined
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///< and should be 0
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} EFI_ABSOLUTE_POINTER_MODE;
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///
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/// If set, indicates this device supports an alternate button input.
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///
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#define EFI_ABSP_SupportsAltActive 0x00000001
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///
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/// If set, indicates this device returns pressure data in parameter CurrentZ.
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///
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#define EFI_ABSP_SupportsPressureAsZ 0x00000002
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/**
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This function resets the pointer device hardware. As part of
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initialization process, the firmware/device will make a quick
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but reasonable attempt to verify that the device is
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functioning. If the ExtendedVerification flag is TRUE the
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firmware may take an extended amount of time to verify the
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device is operating on reset. Otherwise the reset operation is
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to occur as quickly as possible. The hardware verification
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process is not defined by this specification and is left up to
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the platform firmware or driver to implement.
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@param This A pointer to the EFI_ABSOLUTE_POINTER_PROTOCOL
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instance.
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@param ExtendedVerification Indicates that the driver may
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perform a more exhaustive
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verification operation of the
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device during reset.
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@retval EFI_SUCCESS The device was reset.
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@retval EFI_DEVICE_ERROR The device is not functioning
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correctly and could not be reset.
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**/
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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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/// This bit is set if the touch sensor is active.
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///
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#define EFI_ABSP_TouchActive 0x00000001
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///
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/// This bit is set if the alt sensor, such as pen-side button, is active
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///
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#define EFI_ABS_AltActive 0x00000002
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/**
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Definition of EFI_ABSOLUTE_POINTER_STATE.
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**/
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typedef struct {
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///
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/// The unsigned position of the activation on the x axis. If the AboluteMinX
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/// and the AboluteMaxX fields of the EFI_ABSOLUTE_POINTER_MODE structure are
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/// both 0, then this pointer device does not support an x-axis, and this field
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/// must be ignored.
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///
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UINT64 CurrentX;
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///
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/// The unsigned position of the activation on the y axis. If the AboluteMinY
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/// and the AboluteMaxY fields of the EFI_ABSOLUTE_POINTER_MODE structure are
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/// both 0, then this pointer device does not support an y-axis, and this field
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/// must be ignored.
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///
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UINT64 CurrentY;
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///
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/// The unsigned position of the activation on the z axis, or the pressure
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/// measurement. If the AboluteMinZ and the AboluteMaxZ fields of the
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/// EFI_ABSOLUTE_POINTER_MODE structure are both 0, then this pointer device
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/// does not support an z-axis, and this field must be ignored.
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///
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UINT64 CurrentZ;
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///
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/// Bits are set to 1 in this structure item to indicate that device buttons are
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/// active.
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///
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UINT32 ActiveButtons;
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} EFI_ABSOLUTE_POINTER_STATE;
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/**
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The GetState() function retrieves the current state of a pointer
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device. This includes information on the active state associated
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with the pointer device and the current position of the axes
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associated with the pointer device. If the state of the pointer
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device has not changed since the last call to GetState(), then
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EFI_NOT_READY is returned. If the state of the pointer device
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has changed since the last call to GetState(), then the state
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information is placed in State, and EFI_SUCCESS is returned. If
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a device error occurs while attempting to retrieve the state
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information, then EFI_DEVICE_ERROR is returned.
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@param This A pointer to the EFI_ABSOLUTE_POINTER_PROTOCOL
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instance.
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@param State A pointer to the state information on the
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pointer device.
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@retval EFI_SUCCESS The state of the pointer device was
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returned in State.
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@retval EFI_NOT_READY The state of the pointer device has not
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changed since the last call to GetState().
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@retval EFI_DEVICE_ERROR A device error occurred while
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attempting to retrieve the pointer
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device's current state.
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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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OUT EFI_ABSOLUTE_POINTER_STATE *State
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);
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///
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/// The EFI_ABSOLUTE_POINTER_PROTOCOL provides a set of services
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/// for a pointer device that can be used as an input device from an
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/// application written to this specification. The services include
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/// the ability to: reset the pointer device, retrieve the state of
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/// the pointer device, and retrieve the capabilities of the pointer
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/// device. The service also provides certain data items describing the device.
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///
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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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///
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/// Event to use with WaitForEvent() to wait for input from the pointer device.
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///
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EFI_EVENT WaitForInput;
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///
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/// Pointer to EFI_ABSOLUTE_POINTER_MODE data.
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///
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EFI_ABSOLUTE_POINTER_MODE *Mode;
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};
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extern EFI_GUID gEfiAbsolutePointerProtocolGuid;
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#endif
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