diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h')
| -rw-r--r-- | IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h | 86 |
1 files changed, 57 insertions, 29 deletions
diff --git a/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h b/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h index 4ac3cb4184..7cf90caa6f 100644 --- a/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h +++ b/IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h @@ -1,7 +1,7 @@ /** @file
PS/2 keyboard driver header file
-Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -44,18 +44,30 @@ extern EFI_COMPONENT_NAME2_PROTOCOL gPs2KeyboardComponentName2; //
// Driver Private Data
//
-#define KEYBOARD_BUFFER_MAX_COUNT 32
-#define KEYBOARD_CONSOLE_IN_DEV_SIGNATURE SIGNATURE_32 ('k', 'k', 'e', 'y')
+#define KEYBOARD_CONSOLE_IN_DEV_SIGNATURE SIGNATURE_32 ('k', 'k', 'e', 'y')
#define KEYBOARD_CONSOLE_IN_EX_NOTIFY_SIGNATURE SIGNATURE_32 ('k', 'c', 'e', 'n')
typedef struct _KEYBOARD_CONSOLE_IN_EX_NOTIFY {
- UINTN Signature;
- EFI_HANDLE NotifyHandle;
- EFI_KEY_DATA KeyData;
- EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;
- LIST_ENTRY NotifyEntry;
+ UINTN Signature;
+ EFI_HANDLE NotifyHandle;
+ EFI_KEY_DATA KeyData;
+ EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;
+ LIST_ENTRY NotifyEntry;
} KEYBOARD_CONSOLE_IN_EX_NOTIFY;
+#define KEYBOARD_SCAN_CODE_MAX_COUNT 32
+typedef struct {
+ UINT8 Buffer[KEYBOARD_SCAN_CODE_MAX_COUNT];
+ UINTN Head;
+ UINTN Tail;
+} SCAN_CODE_QUEUE;
+
+#define KEYBOARD_EFI_KEY_MAX_COUNT 256
+typedef struct {
+ EFI_KEY_DATA Buffer[KEYBOARD_EFI_KEY_MAX_COUNT];
+ UINTN Head;
+ UINTN Tail;
+} EFI_KEY_QUEUE;
typedef struct {
UINTN Signature;
@@ -71,9 +83,6 @@ typedef struct { UINT32 StatusRegisterAddress;
UINT32 CommandRegisterAddress;
- EFI_INPUT_KEY Key;
- EFI_KEY_STATE KeyState;
-
BOOLEAN LeftShift;
BOOLEAN RightShift;
BOOLEAN LeftLogo;
@@ -89,18 +98,10 @@ typedef struct { BOOLEAN ScrollLock;
//
- // Buffer storing key scancodes
+ // Queue storing key scancodes
//
- UINT8 ScancodeBuf[KEYBOARD_BUFFER_MAX_COUNT];
- UINT32 ScancodeBufStartPos;
- UINT32 ScancodeBufEndPos;
- UINT32 ScancodeBufCount;
-
- //
- // Indicators of the key pressing state, used in detecting Alt+Ctrl+Del
- //
- BOOLEAN Ctrled;
- BOOLEAN Alted;
+ SCAN_CODE_QUEUE ScancodeQueue;
+ EFI_KEY_QUEUE EfiKeyQueue;
//
// Error state
@@ -171,6 +172,7 @@ InstallPs2KeyboardDriver ( #define SCANCODE_CAPS_LOCK_MAKE 0x3A
#define SCANCODE_NUM_LOCK_MAKE 0x45
#define SCANCODE_SCROLL_LOCK_MAKE 0x46
+#define SCANCODE_DELETE_MAKE 0x53
#define SCANCODE_LEFT_LOGO_MAKE 0x5B //GUI key defined in Keyboard scan code
#define SCANCODE_LEFT_LOGO_BREAK 0xDB
#define SCANCODE_RIGHT_LOGO_MAKE 0x5C
@@ -246,17 +248,14 @@ KeyboardRead ( );
/**
- Get scancode from scancode buffer
- and translate into EFI-scancode and unicode defined by EFI spec
- The function is always called in TPL_NOTIFY
+ Get scancode from scancode buffer and translate into EFI-scancode and unicode defined by EFI spec.
- @param ConsoleIn KEYBOARD_CONSOLE_IN_DEV instance pointer
+ The function is always called in TPL_NOTIFY.
- @retval EFI_NOT_READY - Input from console not ready yet.
- @retval EFI_SUCCESS - Function executed successfully.
+ @param ConsoleIn KEYBOARD_CONSOLE_IN_DEV instance pointer
**/
-EFI_STATUS
+VOID
KeyGetchar (
IN OUT KEYBOARD_CONSOLE_IN_DEV *ConsoleIn
);
@@ -511,4 +510,33 @@ KeyboardUnregisterKeyNotify ( IN EFI_HANDLE NotificationHandle
);
+/**
+ Push one key data to the EFI key buffer.
+
+ @param Queue Pointer to instance of EFI_KEY_QUEUE.
+ @param KeyData The key data to push.
+**/
+VOID
+PushEfikeyBufTail (
+ IN EFI_KEY_QUEUE *Queue,
+ IN EFI_KEY_DATA *KeyData
+ );
+
+/**
+ Judge whether is a registed key
+
+ @param RegsiteredData A pointer to a buffer that is filled in with the keystroke
+ state data for the key that was registered.
+ @param InputData A pointer to a buffer that is filled in with the keystroke
+ state data for the key that was pressed.
+
+ @retval TRUE Key be pressed matches a registered key.
+ @retval FLASE Match failed.
+
+**/
+BOOLEAN
+IsKeyRegistered (
+ IN EFI_KEY_DATA *RegsiteredData,
+ IN EFI_KEY_DATA *InputData
+ );
#endif
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