Fix the USB keyboard driver to call hotkey callback even no one is calling ReadKeyStroke
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11563 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
@@ -1,7 +1,7 @@
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/** @file
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Function prototype for USB Keyboard Driver.
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Copyright (c) 2004 - 2008, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>
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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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@@ -70,7 +70,6 @@ typedef struct {
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**/
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BOOLEAN
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EFIAPI
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IsUSBKeyboard (
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IN EFI_USB_IO_PROTOCOL *UsbIo
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);
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@@ -85,7 +84,6 @@ IsUSBKeyboard (
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**/
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EFI_STATUS
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EFIAPI
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InitUSBKeyboard (
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IN OUT USB_KB_DEV *UsbKeyboardDevice
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);
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@@ -106,7 +104,6 @@ InitUSBKeyboard (
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**/
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EFI_STATUS
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EFIAPI
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InitKeyboardLayout (
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OUT USB_KB_DEV *UsbKeyboardDevice
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);
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@@ -118,7 +115,6 @@ InitKeyboardLayout (
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**/
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VOID
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EFIAPI
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ReleaseKeyboardLayoutResources (
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IN OUT USB_KB_DEV *UsbKeyboardDevice
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);
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@@ -184,7 +180,6 @@ USBKeyboardRecoveryHandler (
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**/
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EFI_STATUS
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EFIAPI
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USBParseKey (
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IN OUT USB_KB_DEV *UsbKeyboardDevice,
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OUT UINT8 *KeyCode
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@@ -195,7 +190,7 @@ USBParseKey (
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@param UsbKeyboardDevice The USB_KB_DEV instance.
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@param KeyCode Indicates the key code that will be interpreted.
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@param Key A pointer to a buffer that is filled in with
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@param KeyData A pointer to a buffer that is filled in with
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the keystroke information for the key that
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was pressed.
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@@ -207,87 +202,98 @@ USBParseKey (
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**/
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EFI_STATUS
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EFIAPI
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UsbKeyCodeToEfiInputKey (
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IN USB_KB_DEV *UsbKeyboardDevice,
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IN UINT8 KeyCode,
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OUT EFI_INPUT_KEY *Key
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OUT EFI_KEY_DATA *KeyData
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);
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/**
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Resets USB keyboard buffer.
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@param KeyboardBuffer Points to the USB keyboard buffer.
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/**
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Create the queue.
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@param Queue Points to the queue.
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@param ItemSize Size of the single item.
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**/
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VOID
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EFIAPI
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InitUSBKeyBuffer (
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OUT USB_KB_BUFFER *KeyboardBuffer
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InitQueue (
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IN OUT USB_SIMPLE_QUEUE *Queue,
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IN UINTN ItemSize
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);
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/**
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Check whether USB keyboard buffer is empty.
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@param KeyboardBuffer USB keyboard buffer
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@retval TRUE Keyboard buffer is empty.
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@retval FALSE Keyboard buffer is not empty.
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**/
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BOOLEAN
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EFIAPI
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IsUSBKeyboardBufferEmpty (
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IN USB_KB_BUFFER *KeyboardBuffer
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);
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/**
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Check whether USB keyboard buffer is full.
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@param KeyboardBuffer USB keyboard buffer
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@retval TRUE Keyboard buffer is full.
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@retval FALSE Keyboard buffer is not full.
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**/
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BOOLEAN
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EFIAPI
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IsUSBKeyboardBufferFull (
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IN USB_KB_BUFFER *KeyboardBuffer
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);
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/**
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Inserts a keycode into keyboard buffer.
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@param KeyboardBuffer Points to the USB keyboard buffer.
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@param Key Keycode to insert.
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@param Down TRUE means key is pressed.
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FALSE means key is released.
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Destroy the queue
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@param Queue Points to the queue.
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**/
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VOID
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EFIAPI
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InsertKeyCode (
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IN OUT USB_KB_BUFFER *KeyboardBuffer,
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IN UINT8 Key,
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IN BOOLEAN Down
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DestroyQueue (
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IN OUT USB_SIMPLE_QUEUE *Queue
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);
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/**
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Remove a keycode from keyboard buffer and return it.
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Check whether the queue is empty.
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@param KeyboardBuffer Points to the USB keyboard buffer.
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@param UsbKey Points to the buffer that contains keycode for output.
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@param Queue Points to the queue.
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@retval EFI_SUCCESS Keycode successfully removed from keyboard buffer.
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@retval EFI_DEVICE_ERROR Keyboard buffer is empty.
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@retval TRUE Queue is empty.
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@retval FALSE Queue is not empty.
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**/
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BOOLEAN
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IsQueueEmpty (
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IN USB_SIMPLE_QUEUE *Queue
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);
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/**
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Check whether the queue is full.
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@param Queue Points to the queue.
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@retval TRUE Queue is full.
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@retval FALSE Queue is not full.
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**/
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BOOLEAN
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IsQueueFull (
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IN USB_SIMPLE_QUEUE *Queue
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);
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/**
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Enqueue the item to the queue.
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@param Queue Points to the queue.
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@param Item Points to the item to be enqueued.
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@param ItemSize Size of the item.
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**/
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VOID
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Enqueue (
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IN OUT USB_SIMPLE_QUEUE *Queue,
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IN VOID *Item,
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IN UINTN ItemSize
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);
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/**
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Dequeue a item from the queue.
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@param Queue Points to the queue.
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@param Item Receives the item.
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@param ItemSize Size of the item.
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@retval EFI_SUCCESS Item was successfully dequeued.
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@retval EFI_DEVICE_ERROR The queue is empty.
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**/
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EFI_STATUS
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EFIAPI
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RemoveKeyCode (
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IN OUT USB_KB_BUFFER *KeyboardBuffer,
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OUT USB_KEY *UsbKey
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Dequeue (
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IN OUT USB_SIMPLE_QUEUE *Queue,
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OUT VOID *Item,
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IN UINTN ItemSize
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);
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/**
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@@ -317,7 +323,6 @@ USBKeyboardRepeatHandler (
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**/
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VOID
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EFIAPI
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SetKeyLED (
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IN USB_KB_DEV *UsbKeyboardDevice
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);
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