Today's implementation only return key state when there is key.
But when user doesn't press any key, the key state cannot be
returned.

The patch changes the ReadKeyStrokeEx() to always return the
key state even there is no key pressed.

Ruiyu Ni (6):
  MdePkg/SimpleTextInEx.h: Fix comments alignment
  MdeModulePkg/ConSplitter: ReadKeyStrokeEx always return key state
  MdeModulePkg/UsbKb: ReadKeyStrokeEx always return key state
  MdeModulePkg/Ps2Kb: ReadKeyStrokeEx always return key state
  IntelFrameworkModule/Ps2Kb: ReadKeyStrokeEx always return key state
  IntelFrameworkModule/ThunkKb: ReadKeyStrokeEx always return key state

 .../Bus/Isa/Ps2KeyboardDxe/Ps2KbdCtrller.c         |  58 +++++---
 .../Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c          |   6 +-
 .../Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h           |  14 +-
 .../Csm/BiosThunk/KeyboardDxe/BiosKeyboard.c       |  14 +-
 .../Csm/BiosThunk/KeyboardDxe/BiosKeyboard.h       |   5 +-
 .../Bus/Isa/Ps2KeyboardDxe/Ps2KbdCtrller.c         |  58 +++++---
 MdeModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2KbdTextIn.c |   6 +-
 MdeModulePkg/Bus/Isa/Ps2KeyboardDxe/Ps2Keyboard.h  |  14 +-
 MdeModulePkg/Bus/Usb/UsbKbDxe/EfiKey.c             |   4 +-
 MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.c           | 107 ++++++++------
 MdeModulePkg/Bus/Usb/UsbKbDxe/KeyBoard.h           |  14 +-
 .../Universal/Console/ConSplitterDxe/ConSplitter.c | 164 ++++++++++++++++++---
 .../Universal/Console/ConSplitterDxe/ConSplitter.h |   4 +-
 MdePkg/Include/Protocol/SimpleTextInEx.h           |  13 +-
 14 files changed, 348 insertions(+), 133 deletions(-)

-- 
2.15.1.windows.2

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