Ps2Keyboard.c File Reference

#include "Ps2Keyboard.h"

Go to the source code of this file.

Functions
EFI_STATUS EFIAPI	KbdControllerDriverSupported (IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE Controller, IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath)
EFI_STATUS EFIAPI	KbdControllerDriverStart (IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE Controller, IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath)
EFI_STATUS EFIAPI	KbdControllerDriverStop (IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE Controller, IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer)
EFI_STATUS	KbdFreeNotifyList (IN OUT LIST_ENTRY *ListHead)
EFI_STATUS EFIAPI	InitializePs2Keyboard (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)

Variables
EFI_DRIVER_BINDING_PROTOCOL	gKeyboardControllerDriver

Detailed Description

PS/2 Keyboard driver. Routines that interacts with callers, conforming to EFI driver model

Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file Ps2Keyboard.c.

Function Documentation

InitializePs2Keyboard()

EFI_STATUS EFIAPI InitializePs2Keyboard	(	IN EFI_HANDLE	ImageHandle,
		IN EFI_SYSTEM_TABLE *	SystemTable
	)

The module Entry Point for module Ps2Keyboard.

Parameters

[in]	ImageHandle	The firmware allocated handle for the EFI image.
[in]	SystemTable	A pointer to the EFI System Table.

Return values

EFI_SUCCESS	The entry point is executed successfully.
other	Some error occurs when executing this entry point.

Definition at line 654 of file Ps2Keyboard.c.

KbdControllerDriverStart()

EFI_STATUS EFIAPI KbdControllerDriverStart	(	IN EFI_DRIVER_BINDING_PROTOCOL *	This,
		IN EFI_HANDLE	Controller,
		IN EFI_DEVICE_PATH_PROTOCOL *	RemainingDevicePath
	)

Create KEYBOARD_CONSOLE_IN_DEV instance on controller.

Parameters

This	Pointer of EFI_DRIVER_BINDING_PROTOCOL
Controller	driver controller handle
RemainingDevicePath	Children's device path

Return values

whether

success to create floppy control instance.

Definition at line 192 of file Ps2Keyboard.c.

KbdControllerDriverStop()

EFI_STATUS EFIAPI KbdControllerDriverStop	(	IN EFI_DRIVER_BINDING_PROTOCOL *	This,
		IN EFI_HANDLE	Controller,
		IN UINTN	NumberOfChildren,
		IN EFI_HANDLE *	ChildHandleBuffer
	)

Stop this driver on ControllerHandle. Support stopping any child handles created by this driver.

Parameters

This	Protocol instance pointer.
ControllerHandle	Handle of device to stop driver on
NumberOfChildren	Number of Handles in ChildHandleBuffer. If number of children is zero stop the entire bus driver.
ChildHandleBuffer	List of Child Handles to Stop.

Return values

EFI_SUCCESS	This driver is removed ControllerHandle
other	This driver was not removed from this device

Definition at line 498 of file Ps2Keyboard.c.

KbdControllerDriverSupported()

EFI_STATUS EFIAPI KbdControllerDriverSupported	(	IN EFI_DRIVER_BINDING_PROTOCOL *	This,
		IN EFI_HANDLE	Controller,
		IN EFI_DEVICE_PATH_PROTOCOL *	RemainingDevicePath
	)

Test controller is a keyboard Controller.

Parameters

This	Pointer of EFI_DRIVER_BINDING_PROTOCOL
Controller	driver's controller
RemainingDevicePath	children device path

Return values

EFI_UNSUPPORTED	controller is not floppy disk
EFI_SUCCESS	controller is floppy disk

Definition at line 112 of file Ps2Keyboard.c.

KbdFreeNotifyList()

EFI_STATUS KbdFreeNotifyList

(

IN OUT LIST_ENTRY *

ListHead

)

Free the waiting key notify list.

Parameters

ListHead

Pointer to list head

Return values

EFI_INVALID_PARAMETER	ListHead is NULL
EFI_SUCCESS	Success to free NotifyList

Definition at line 618 of file Ps2Keyboard.c.

Variable Documentation

gKeyboardControllerDriver

EFI_DRIVER_BINDING_PROTOCOL gKeyboardControllerDriver

Initial value:

= {
  KbdControllerDriverSupported,
  KbdControllerDriverStart,
  KbdControllerDriverStop,
  0xa,
  NULL,
  NULL
}

Definition at line 91 of file Ps2Keyboard.c.