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Fix Ps2KeyboardDxe driver to return correct key data when Shift/Ctrl/Alt and PrtSc/SysRq are both pressed, when Ctrl and Pause/Break are both pressed.

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Signed-off: niruiyu
Reviewed-by: vanjeff

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12361 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niruiyu
2011-09-16 05:37:08 +00:00
parent e4f95ca527
commit 0d0bbc9f47
2 changed files with 175 additions and 157 deletions
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14
IntelFrameworkModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h
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@@ -84,6 +84,10 @@ typedef struct {
UINT32 StatusRegisterAddress;
UINT32 CommandRegisterAddress;
BOOLEAN LeftCtrl;
BOOLEAN RightCtrl;
BOOLEAN LeftAlt;
BOOLEAN RightAlt;
BOOLEAN LeftShift;
BOOLEAN RightShift;
BOOLEAN LeftLogo;
@@ -91,9 +95,6 @@ typedef struct {
BOOLEAN Menu;
BOOLEAN SysReq;
BOOLEAN Ctrl;
BOOLEAN Alt;
BOOLEAN Shift;
BOOLEAN CapsLock;
BOOLEAN NumLock;
BOOLEAN ScrollLock;
@@ -160,7 +161,7 @@ InstallPs2KeyboardDriver (
#define KEYBOARD_WAITFORVALUE_TIMEOUT 1000000 // 1s
#define KEYBOARD_BAT_TIMEOUT 4000000 // 4s
#define KEYBOARD_TIMER_INTERVAL 200000 // 0.02s
#define SCANCODE_EXTENDED 0xE0
#define SCANCODE_EXTENDED0 0xE0
#define SCANCODE_EXTENDED1 0xE1
#define SCANCODE_CTRL_MAKE 0x1D
#define SCANCODE_CTRL_BREAK 0x9D
@@ -181,9 +182,12 @@ InstallPs2KeyboardDriver (
#define SCANCODE_MENU_MAKE 0x5D //APPS key defined in Keyboard scan code
#define SCANCODE_MENU_BREAK 0xDD
#define SCANCODE_SYS_REQ_MAKE 0x37
#define SCANCODE_SYS_REQ_BREAK 0xB7
#define SCANCODE_SYS_REQ_MAKE_WITH_ALT 0x54
#define SCANCODE_SYS_REQ_BREAK_WITH_ALT 0xD4
#define SCANCODE_MAX_MAKE 0x60
#define SCANCODE_PAUSE_MAKE 0x9DC5 // The last two bytes of scancode for PAUSE key
#define KEYBOARD_STATUS_REGISTER_HAS_OUTPUT_DATA BIT0 ///< 0 - Output register has no data; 1 - Output register has data
#define KEYBOARD_STATUS_REGISTER_HAS_INPUT_DATA BIT1 ///< 0 - Input register has no data; 1 - Input register has data