/** @file\r
PS/2 keyboard driver header file\r
\r
-Copyright (c) 2006 - 2009, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
#ifndef _PS2KEYBOARD_H_\r
#define _PS2KEYBOARD_H_\r
\r
-#include <PiDxe.h>\r
-#include <Framework/StatusCode.h>\r
+#include <FrameworkDxe.h>\r
\r
#include <Protocol/SimpleTextIn.h>\r
#include <Protocol/SimpleTextInEx.h>\r
#include <Library/BaseLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/TimerLib.h>\r
+#include <Library/PcdLib.h>\r
\r
//\r
// Global Variables\r
//\r
// Driver Private Data\r
//\r
-#define KEYBOARD_BUFFER_MAX_COUNT 32\r
-#define KEYBOARD_CONSOLE_IN_DEV_SIGNATURE SIGNATURE_32 ('k', 'k', 'e', 'y')\r
+#define KEYBOARD_CONSOLE_IN_DEV_SIGNATURE SIGNATURE_32 ('k', 'k', 'e', 'y')\r
#define KEYBOARD_CONSOLE_IN_EX_NOTIFY_SIGNATURE SIGNATURE_32 ('k', 'c', 'e', 'n')\r
\r
typedef struct _KEYBOARD_CONSOLE_IN_EX_NOTIFY {\r
- UINTN Signature;\r
- EFI_HANDLE NotifyHandle;\r
- EFI_KEY_DATA KeyData;\r
- EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;\r
- LIST_ENTRY NotifyEntry;\r
+ UINTN Signature;\r
+ EFI_HANDLE NotifyHandle;\r
+ EFI_KEY_DATA KeyData;\r
+ EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;\r
+ LIST_ENTRY NotifyEntry;\r
} KEYBOARD_CONSOLE_IN_EX_NOTIFY;\r
\r
+#define KEYBOARD_SCAN_CODE_MAX_COUNT 32\r
+typedef struct {\r
+ UINT8 Buffer[KEYBOARD_SCAN_CODE_MAX_COUNT];\r
+ UINTN Head;\r
+ UINTN Tail;\r
+} SCAN_CODE_QUEUE;\r
+\r
+#define KEYBOARD_EFI_KEY_MAX_COUNT 256\r
+typedef struct {\r
+ EFI_KEY_DATA Buffer[KEYBOARD_EFI_KEY_MAX_COUNT];\r
+ UINTN Head;\r
+ UINTN Tail;\r
+} EFI_KEY_QUEUE;\r
\r
typedef struct {\r
UINTN Signature;\r
UINT32 StatusRegisterAddress;\r
UINT32 CommandRegisterAddress;\r
\r
- EFI_INPUT_KEY Key;\r
- EFI_KEY_STATE KeyState;\r
-\r
+ BOOLEAN LeftCtrl;\r
+ BOOLEAN RightCtrl;\r
+ BOOLEAN LeftAlt;\r
+ BOOLEAN RightAlt;\r
BOOLEAN LeftShift;\r
BOOLEAN RightShift; \r
BOOLEAN LeftLogo;\r
BOOLEAN Menu;\r
BOOLEAN SysReq;\r
\r
- BOOLEAN Ctrl;\r
- BOOLEAN Alt;\r
- BOOLEAN Shift;\r
BOOLEAN CapsLock;\r
BOOLEAN NumLock;\r
BOOLEAN ScrollLock;\r
\r
//\r
- // Buffer storing key scancodes\r
- //\r
- UINT8 ScancodeBuf[KEYBOARD_BUFFER_MAX_COUNT];\r
- UINT32 ScancodeBufStartPos;\r
- UINT32 ScancodeBufEndPos;\r
- UINT32 ScancodeBufCount;\r
-\r
- //\r
- // Indicators of the key pressing state, used in detecting Alt+Ctrl+Del\r
+ // Queue storing key scancodes\r
//\r
- BOOLEAN Ctrled;\r
- BOOLEAN Alted;\r
+ SCAN_CODE_QUEUE ScancodeQueue;\r
+ EFI_KEY_QUEUE EfiKeyQueue;\r
\r
//\r
// Error state\r
#define KEYBOARD_WAITFORVALUE_TIMEOUT 1000000 // 1s\r
#define KEYBOARD_BAT_TIMEOUT 4000000 // 4s\r
#define KEYBOARD_TIMER_INTERVAL 200000 // 0.02s\r
-#define SCANCODE_EXTENDED 0xE0\r
+#define SCANCODE_EXTENDED0 0xE0\r
#define SCANCODE_EXTENDED1 0xE1\r
#define SCANCODE_CTRL_MAKE 0x1D\r
#define SCANCODE_CTRL_BREAK 0x9D\r
#define SCANCODE_CAPS_LOCK_MAKE 0x3A\r
#define SCANCODE_NUM_LOCK_MAKE 0x45\r
#define SCANCODE_SCROLL_LOCK_MAKE 0x46\r
+#define SCANCODE_DELETE_MAKE 0x53\r
#define SCANCODE_LEFT_LOGO_MAKE 0x5B //GUI key defined in Keyboard scan code\r
#define SCANCODE_LEFT_LOGO_BREAK 0xDB\r
#define SCANCODE_RIGHT_LOGO_MAKE 0x5C\r
#define SCANCODE_MENU_MAKE 0x5D //APPS key defined in Keyboard scan code \r
#define SCANCODE_MENU_BREAK 0xDD\r
#define SCANCODE_SYS_REQ_MAKE 0x37\r
+#define SCANCODE_SYS_REQ_BREAK 0xB7\r
+#define SCANCODE_SYS_REQ_MAKE_WITH_ALT 0x54\r
+#define SCANCODE_SYS_REQ_BREAK_WITH_ALT 0xD4\r
+\r
#define SCANCODE_MAX_MAKE 0x60\r
\r
+\r
#define KEYBOARD_STATUS_REGISTER_HAS_OUTPUT_DATA BIT0 ///< 0 - Output register has no data; 1 - Output register has data\r
#define KEYBOARD_STATUS_REGISTER_HAS_INPUT_DATA BIT1 ///< 0 - Input register has no data; 1 - Input register has data\r
#define KEYBOARD_STATUS_REGISTER_SYSTEM_FLAG BIT2 ///< Set to 0 after power on reset\r
);\r
\r
/**\r
- Get scancode from scancode buffer\r
- and translate into EFI-scancode and unicode defined by EFI spec\r
- The function is always called in TPL_NOTIFY\r
+ Get scancode from scancode buffer and translate into EFI-scancode and unicode defined by EFI spec.\r
\r
- @param ConsoleIn KEYBOARD_CONSOLE_IN_DEV instance pointer\r
+ The function is always called in TPL_NOTIFY.\r
\r
- @retval EFI_NOT_READY - Input from console not ready yet.\r
- @retval EFI_SUCCESS - Function executed successfully.\r
+ @param ConsoleIn KEYBOARD_CONSOLE_IN_DEV instance pointer\r
\r
**/\r
-EFI_STATUS\r
+VOID\r
KeyGetchar (\r
IN OUT KEYBOARD_CONSOLE_IN_DEV *ConsoleIn\r
);\r
IN EFI_HANDLE NotificationHandle\r
);\r
\r
+/**\r
+ Push one key data to the EFI key buffer.\r
+\r
+ @param Queue Pointer to instance of EFI_KEY_QUEUE.\r
+ @param KeyData The key data to push.\r
+**/\r
+VOID\r
+PushEfikeyBufTail (\r
+ IN EFI_KEY_QUEUE *Queue,\r
+ IN EFI_KEY_DATA *KeyData\r
+ );\r
+\r
+/**\r
+ Judge whether is a registed key\r
+\r
+ @param RegsiteredData A pointer to a buffer that is filled in with the keystroke \r
+ state data for the key that was registered.\r
+ @param InputData A pointer to a buffer that is filled in with the keystroke \r
+ state data for the key that was pressed.\r
+\r
+ @retval TRUE Key be pressed matches a registered key.\r
+ @retval FLASE Match failed. \r
+ \r
+**/\r
+BOOLEAN\r
+IsKeyRegistered (\r
+ IN EFI_KEY_DATA *RegsiteredData,\r
+ IN EFI_KEY_DATA *InputData\r
+ );\r
#endif\r
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