diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/Override/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h')
| -rw-r--r-- | Vlv2TbltDevicePkg/Override/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h | 2004 |
1 files changed, 2004 insertions, 0 deletions
diff --git a/Vlv2TbltDevicePkg/Override/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h b/Vlv2TbltDevicePkg/Override/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h new file mode 100644 index 0000000000..e32abbaea1 --- /dev/null +++ b/Vlv2TbltDevicePkg/Override/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h @@ -0,0 +1,2004 @@ +/** @file
+ Private data structures for the Console Splitter driver
+
+Copyright (c) 2006 - 2012, 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
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _CON_SPLITTER_H_
+#define _CON_SPLITTER_H_
+
+#include <Uefi.h>
+#include <PiDxe.h>
+
+#include <Protocol/DevicePath.h>
+#include <Protocol/ComponentName.h>
+#include <Protocol/DriverBinding.h>
+#include <Protocol/SimplePointer.h>
+#include <Protocol/AbsolutePointer.h>
+#include <Protocol/SimpleTextOut.h>
+#include <Protocol/SimpleTextIn.h>
+#include <Protocol/SimpleTextInEx.h>
+#include <Protocol/GraphicsOutput.h>
+#include <Protocol/UgaDraw.h>
+
+#include <Guid/ConsoleInDevice.h>
+#include <Guid/StandardErrorDevice.h>
+#include <Guid/ConsoleOutDevice.h>
+#include <Guid/ConnectConInEvent.h>
+
+#include <Library/PcdLib.h>
+#include <Library/DebugLib.h>
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/UefiLib.h>
+#include <Library/BaseLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+
+//
+// Driver Binding Externs
+//
+extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterConInDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterConInComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterConInComponentName2;
+extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterSimplePointerDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterSimplePointerComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterSimplePointerComponentName2;
+extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterAbsolutePointerDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterAbsolutePointerComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterAbsolutePointerComponentName2;
+extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterConOutDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterConOutComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterConOutComponentName2;
+extern EFI_DRIVER_BINDING_PROTOCOL gConSplitterStdErrDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gConSplitterStdErrComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gConSplitterStdErrComponentName2;
+
+
+//
+// These definitions were in the old Hii protocol, but are not in the new UEFI
+// version. So they are defined locally.
+//
+#define UNICODE_NARROW_CHAR 0xFFF0
+#define UNICODE_WIDE_CHAR 0xFFF1
+
+
+//
+// Private Data Structures
+//
+#define CONSOLE_SPLITTER_ALLOC_UNIT 32
+
+
+typedef struct {
+ UINTN Column;
+ UINTN Row;
+} CONSOLE_OUT_MODE;
+
+typedef struct {
+ UINTN Columns;
+ UINTN Rows;
+} TEXT_OUT_SPLITTER_QUERY_DATA;
+
+
+#define TEXT_IN_EX_SPLITTER_NOTIFY_SIGNATURE SIGNATURE_32 ('T', 'i', 'S', 'n')
+
+//
+// Private data for Text In Ex Splitter Notify
+//
+typedef struct _TEXT_IN_EX_SPLITTER_NOTIFY {
+ UINTN Signature;
+ VOID **NotifyHandleList;
+ EFI_KEY_DATA KeyData;
+ EFI_KEY_NOTIFY_FUNCTION KeyNotificationFn;
+ LIST_ENTRY NotifyEntry;
+} TEXT_IN_EX_SPLITTER_NOTIFY;
+
+#define TEXT_IN_EX_SPLITTER_NOTIFY_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_IN_EX_SPLITTER_NOTIFY, \
+ NotifyEntry, \
+ TEXT_IN_EX_SPLITTER_NOTIFY_SIGNATURE \
+ )
+
+#define TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('T', 'i', 'S', 'p')
+
+//
+// Private data for the Console In splitter
+//
+typedef struct {
+ UINT64 Signature;
+ EFI_HANDLE VirtualHandle;
+
+ EFI_SIMPLE_TEXT_INPUT_PROTOCOL TextIn;
+ UINTN CurrentNumberOfConsoles;
+ EFI_SIMPLE_TEXT_INPUT_PROTOCOL **TextInList;
+ UINTN TextInListCount;
+
+ EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL TextInEx;
+ UINTN CurrentNumberOfExConsoles;
+ EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL **TextInExList;
+ UINTN TextInExListCount;
+ LIST_ENTRY NotifyList;
+
+
+ EFI_SIMPLE_POINTER_PROTOCOL SimplePointer;
+ EFI_SIMPLE_POINTER_MODE SimplePointerMode;
+ UINTN CurrentNumberOfPointers;
+ EFI_SIMPLE_POINTER_PROTOCOL **PointerList;
+ UINTN PointerListCount;
+
+ EFI_ABSOLUTE_POINTER_PROTOCOL AbsolutePointer;
+ EFI_ABSOLUTE_POINTER_MODE AbsolutePointerMode;
+ UINTN CurrentNumberOfAbsolutePointers;
+ EFI_ABSOLUTE_POINTER_PROTOCOL **AbsolutePointerList;
+ UINTN AbsolutePointerListCount;
+ BOOLEAN AbsoluteInputEventSignalState;
+
+ BOOLEAN KeyEventSignalState;
+ BOOLEAN InputEventSignalState;
+ EFI_EVENT ConnectConInEvent;
+} TEXT_IN_SPLITTER_PRIVATE_DATA;
+
+#define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_IN_SPLITTER_PRIVATE_DATA, \
+ TextIn, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+#define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_SIMPLE_POINTER_THIS(a) \
+ CR ((a), \
+ TEXT_IN_SPLITTER_PRIVATE_DATA, \
+ SimplePointer, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+#define TEXT_IN_EX_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR (a, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA, \
+ TextInEx, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+#define TEXT_IN_SPLITTER_PRIVATE_DATA_FROM_ABSOLUTE_POINTER_THIS(a) \
+ CR (a, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA, \
+ AbsolutePointer, \
+ TEXT_IN_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+
+#define TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('T', 'o', 'S', 'p')
+
+typedef struct {
+ EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
+ EFI_UGA_DRAW_PROTOCOL *UgaDraw;
+ EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut;
+} TEXT_OUT_AND_GOP_DATA;
+
+//
+// Private data for the Console Out splitter
+//
+typedef struct {
+ UINT64 Signature;
+ EFI_HANDLE VirtualHandle;
+ EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL TextOut;
+ EFI_SIMPLE_TEXT_OUTPUT_MODE TextOutMode;
+
+ EFI_UGA_DRAW_PROTOCOL UgaDraw;
+ UINT32 UgaHorizontalResolution;
+ UINT32 UgaVerticalResolution;
+ UINT32 UgaColorDepth;
+ UINT32 UgaRefreshRate;
+
+ EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput;
+ EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *GraphicsOutputModeBuffer;
+ UINTN CurrentNumberOfGraphicsOutput;
+ UINTN CurrentNumberOfUgaDraw;
+
+ UINTN CurrentNumberOfConsoles;
+ TEXT_OUT_AND_GOP_DATA *TextOutList;
+ UINTN TextOutListCount;
+ TEXT_OUT_SPLITTER_QUERY_DATA *TextOutQueryData;
+ UINTN TextOutQueryDataCount;
+ INT32 *TextOutModeMap;
+
+} TEXT_OUT_SPLITTER_PRIVATE_DATA;
+
+#define TEXT_OUT_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA, \
+ TextOut, \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+#define GRAPHICS_OUTPUT_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA, \
+ GraphicsOutput, \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+#define UGA_DRAW_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA, \
+ UgaDraw, \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+#define CONSOLE_CONTROL_SPLITTER_PRIVATE_DATA_FROM_THIS(a) \
+ CR ((a), \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA, \
+ ConsoleControl, \
+ TEXT_OUT_SPLITTER_PRIVATE_DATA_SIGNATURE \
+ )
+
+//
+// Function Prototypes
+//
+
+/**
+ The user Entry Point for module ConSplitter. The user code starts with this function.
+
+ Installs driver module protocols and. Creates virtual device handles for ConIn,
+ ConOut, and StdErr. Installs Simple Text In protocol, Simple Text In Ex protocol,
+ Simple Pointer protocol, Absolute Pointer protocol on those virtual handlers.
+ Installs Graphics Output protocol and/or UGA Draw protocol if needed.
+
+ @param[in] ImageHandle The firmware allocated handle for the EFI image.
+ @param[in] SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The entry point is executed successfully.
+ @retval other Some error occurs when executing this entry point.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterDriverEntry (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+/**
+ Construct console input devices' private data.
+
+ @param ConInPrivate A pointer to the TEXT_IN_SPLITTER_PRIVATE_DATA
+ structure.
+
+ @retval EFI_OUT_OF_RESOURCES Out of resources.
+ @retval EFI_SUCCESS Text Input Devcie's private data has been constructed.
+ @retval other Failed to construct private data.
+
+**/
+EFI_STATUS
+ConSplitterTextInConstructor (
+ TEXT_IN_SPLITTER_PRIVATE_DATA *ConInPrivate
+ );
+
+/**
+ Construct console output devices' private data.
+
+ @param ConOutPrivate A pointer to the TEXT_OUT_SPLITTER_PRIVATE_DATA
+ structure.
+
+ @retval EFI_OUT_OF_RESOURCES Out of resources.
+ @retval EFI_SUCCESS Text Input Devcie's private data has been constructed.
+
+**/
+EFI_STATUS
+ConSplitterTextOutConstructor (
+ TEXT_OUT_SPLITTER_PRIVATE_DATA *ConOutPrivate
+ );
+
+
+/**
+ Test to see if Console In Device could be supported on the Controller.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to test.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConInDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Test to see if Simple Pointer protocol could be supported on the Controller.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to test.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Test to see if Console Out Device could be supported on the Controller.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to test.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConOutDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Test to see if Standard Error Device could be supported on the Controller.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to test.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterStdErrDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Start Console In Consplitter on device handle.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS Console In Consplitter is added to ControllerHandle.
+ @retval other Console In Consplitter does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConInDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Start Simple Pointer Consplitter on device handle.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS Simple Pointer Consplitter is added to ControllerHandle.
+ @retval other Simple Pointer Consplitter does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Start Console Out Consplitter on device handle.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS Console Out Consplitter is added to ControllerHandle.
+ @retval other Console Out Consplitter does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConOutDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Start Standard Error Consplitter on device handle.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS Standard Error Consplitter is added to ControllerHandle.
+ @retval other Standard Error Consplitter does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterStdErrDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Stop Console In ConSplitter on ControllerHandle by closing Console In Devcice GUID.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConInDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+/**
+ Stop Simple Pointer protocol ConSplitter on ControllerHandle by closing
+ Simple Pointer protocol.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+/**
+ Stop Console Out ConSplitter on device handle by closing Console Out Devcice GUID.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConOutDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+/**
+ Stop Standard Error ConSplitter on ControllerHandle by closing Standard Error GUID.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterStdErrDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+
+/**
+ Test to see if Absolute Pointer protocol could be supported on the Controller.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to test.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Start Absolute Pointer Consplitter on device handle.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to.
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS Absolute Pointer Consplitter is added to ControllerHandle.
+ @retval other Absolute Pointer Consplitter does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+/**
+ Stop Absolute Pointer protocol ConSplitter on ControllerHandle by closing
+ Absolute Pointer protocol.
+
+ @param This Driver Binding protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+/**
+ Add Absolute Pointer Device in Consplitter Absolute Pointer list.
+
+ @param Private Text In Splitter pointer.
+ @param AbsolutePointer Absolute Pointer protocol pointer.
+
+ @retval EFI_SUCCESS Absolute Pointer Device added successfully.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterAbsolutePointerAddDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointer
+ );
+
+/**
+ Remove Absolute Pointer Device from Consplitter Absolute Pointer list.
+
+ @param Private Text In Splitter pointer.
+ @param AbsolutePointer Absolute Pointer protocol pointer.
+
+ @retval EFI_SUCCESS Absolute Pointer Device removed successfully.
+ @retval EFI_NOT_FOUND No Absolute Pointer Device found.
+
+**/
+EFI_STATUS
+ConSplitterAbsolutePointerDeleteDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_ABSOLUTE_POINTER_PROTOCOL *AbsolutePointer
+ );
+
+//
+// Absolute Pointer protocol interfaces
+//
+
+
+/**
+ Resets the pointer device hardware.
+
+ @param This Protocol instance pointer.
+ @param ExtendedVerification Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning correctly and
+ could not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerReset (
+ IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+
+/**
+ Retrieves the current state of a pointer device.
+
+ @param This Protocol instance pointer.
+ @param State A pointer to the state information on the
+ pointer device.
+
+ @retval EFI_SUCCESS The state of the pointer device was returned in
+ State..
+ @retval EFI_NOT_READY The state of the pointer device has not changed
+ since the last call to GetState().
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to
+ retrieve the pointer device's current state.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerGetState (
+ IN EFI_ABSOLUTE_POINTER_PROTOCOL *This,
+ IN OUT EFI_ABSOLUTE_POINTER_STATE *State
+ );
+
+/**
+ This event agregates all the events of the pointer devices in the splitter.
+
+ If any events of physical pointer devices are signaled, signal the pointer
+ splitter event. This will cause the calling code to call
+ ConSplitterAbsolutePointerGetState ().
+
+ @param Event The Event assoicated with callback.
+ @param Context Context registered when Event was created.
+
+**/
+VOID
+EFIAPI
+ConSplitterAbsolutePointerWaitForInput (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ );
+
+/**
+ Retrieves a Unicode string that is the user readable name of the driver.
+
+ This function retrieves the user readable name of a driver in the form of a
+ Unicode string. If the driver specified by This has a user readable name in
+ the language specified by Language, then a pointer to the driver name is
+ returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
+ by This does not support the language specified by Language,
+ then EFI_UNSUPPORTED is returned.
+
+ @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param Language[in] A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified
+ in RFC 4646 or ISO 639-2 language code format.
+
+ @param DriverName[out] A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ driver specified by This in the language
+ specified by Language.
+
+ @retval EFI_SUCCESS The Unicode string for the Driver specified by
+ This and the language specified by Language was
+ returned in DriverName.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER DriverName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterComponentNameGetDriverName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
+ );
+
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param ControllerHandle[in] The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param ChildHandle[in] The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param Language[in] A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param ControllerName[out] A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConInComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param ControllerHandle[in] The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param ChildHandle[in] The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param Language[in] A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param ControllerName[out] A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by an EFI Driver.
+
+ @param This A pointer to the EFI_COMPONENT_NAME_PROTOCOL
+ instance.
+ @param ControllerHandle The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+ @param ChildHandle The handle of the child controller to retrieve the
+ name of. This is an optional parameter that may
+ be NULL. It will be NULL for device drivers. It
+ will also be NULL for a bus drivers that wish to
+ retrieve the name of the bus controller. It will
+ not be NULL for a bus driver that wishes to
+ retrieve the name of a child controller.
+ @param Language A pointer to RFC4646 language identifier. This is
+ the language of the controller name that that the
+ caller is requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up to
+ the driver writer.
+ @param ControllerName A pointer to the Unicode string to return. This
+ Unicode string is the name of the controller
+ specified by ControllerHandle and ChildHandle in
+ the language specified by Language from the point
+ of view of the driver specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the driver
+ specified by This was returned in DriverName.
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+ @retval EFI_UNSUPPORTED The driver specified by This does not support the
+ language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterAbsolutePointerComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param ControllerHandle[in] The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param ChildHandle[in] The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param Language[in] A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param ControllerName[out] A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterConOutComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param ControllerHandle[in] The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param ChildHandle[in] The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param Language[in] A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param ControllerName[out] A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterStdErrComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+
+//
+// TextIn Constructor/Destructor functions
+//
+
+/**
+ Add Text Input Device in Consplitter Text Input list.
+
+ @param Private Text In Splitter pointer.
+ @param TextIn Simple Text Input protocol pointer.
+
+ @retval EFI_SUCCESS Text Input Device added successfully.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterTextInAddDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *TextIn
+ );
+
+/**
+ Remove Text Input Device from Consplitter Text Input list.
+
+ @param Private Text In Splitter pointer.
+ @param TextIn Simple Text protocol pointer.
+
+ @retval EFI_SUCCESS Simple Text Device removed successfully.
+ @retval EFI_NOT_FOUND No Simple Text Device found.
+
+**/
+EFI_STATUS
+ConSplitterTextInDeleteDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *TextIn
+ );
+
+//
+// SimplePointer Constuctor/Destructor functions
+//
+
+/**
+ Add Simple Pointer Device in Consplitter Simple Pointer list.
+
+ @param Private Text In Splitter pointer.
+ @param SimplePointer Simple Pointer protocol pointer.
+
+ @retval EFI_SUCCESS Simple Pointer Device added successfully.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterSimplePointerAddDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_POINTER_PROTOCOL *SimplePointer
+ );
+
+/**
+ Remove Simple Pointer Device from Consplitter Simple Pointer list.
+
+ @param Private Text In Splitter pointer.
+ @param SimplePointer Simple Pointer protocol pointer.
+
+ @retval EFI_SUCCESS Simple Pointer Device removed successfully.
+ @retval EFI_NOT_FOUND No Simple Pointer Device found.
+
+**/
+EFI_STATUS
+ConSplitterSimplePointerDeleteDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_POINTER_PROTOCOL *SimplePointer
+ );
+
+//
+// TextOut Constuctor/Destructor functions
+//
+
+/**
+ Add Text Output Device in Consplitter Text Output list.
+
+ @param Private Text Out Splitter pointer.
+ @param TextOut Simple Text Output protocol pointer.
+ @param GraphicsOutput Graphics Output protocol pointer.
+ @param UgaDraw UGA Draw protocol pointer.
+
+ @retval EFI_SUCCESS Text Output Device added successfully.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterTextOutAddDevice (
+ IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut,
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput,
+ IN EFI_UGA_DRAW_PROTOCOL *UgaDraw
+ );
+
+/**
+ Remove Text Out Device in Consplitter Text Out list.
+
+ @param Private Text Out Splitter pointer.
+ @param TextOut Simple Text Output Pointer protocol pointer.
+
+ @retval EFI_SUCCESS Text Out Device removed successfully.
+ @retval EFI_NOT_FOUND No Text Out Device found.
+
+**/
+EFI_STATUS
+ConSplitterTextOutDeleteDevice (
+ IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *TextOut
+ );
+
+//
+// TextIn I/O Functions
+//
+
+/**
+ Reset the input device and optionaly run diagnostics
+
+ @param This Protocol instance pointer.
+ @param ExtendedVerification Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInReset (
+ IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ Reads the next keystroke from the input device. The WaitForKey Event can
+ be used to test for existance of a keystroke via WaitForEvent () call.
+
+ @param This Protocol instance pointer.
+ @param Key Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The keystroke information was returned.
+ @retval EFI_NOT_READY There was no keystroke data availiable.
+ @retval EFI_DEVICE_ERROR The keydtroke information was not returned due
+ to hardware errors.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInReadKeyStroke (
+ IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,
+ OUT EFI_INPUT_KEY *Key
+ );
+
+/**
+ Add Text Input Ex Device in Consplitter Text Input Ex list.
+
+ @param Private Text In Splitter pointer.
+ @param TextInEx Simple Text Input Ex Input protocol pointer.
+
+ @retval EFI_SUCCESS Text Input Ex Device added successfully.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterTextInExAddDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInEx
+ );
+
+/**
+ Remove Text Ex Device from Consplitter Text Input Ex list.
+
+ @param Private Text In Splitter pointer.
+ @param TextInEx Simple Text Ex protocol pointer.
+
+ @retval EFI_SUCCESS Simple Text Input Ex Device removed successfully.
+ @retval EFI_NOT_FOUND No Simple Text Input Ex Device found.
+
+**/
+EFI_STATUS
+ConSplitterTextInExDeleteDevice (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *TextInEx
+ );
+
+//
+// Simple Text Input Ex protocol function prototypes
+//
+
+/**
+ Reset the input device and optionaly run diagnostics
+
+ @param This Protocol instance pointer.
+ @param ExtendedVerification Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInResetEx (
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+
+/**
+ Reads the next keystroke from the input device. The WaitForKey Event can
+ be used to test for existance of a keystroke via WaitForEvent () call.
+
+ @param This Protocol instance pointer.
+ @param KeyData A pointer to a buffer that is filled in with the
+ keystroke state data for the key that was
+ pressed.
+
+ @retval EFI_SUCCESS The keystroke information was returned.
+ @retval EFI_NOT_READY There was no keystroke data availiable.
+ @retval EFI_DEVICE_ERROR The keystroke information was not returned due
+ to hardware errors.
+ @retval EFI_INVALID_PARAMETER KeyData is NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInReadKeyStrokeEx (
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
+ OUT EFI_KEY_DATA *KeyData
+ );
+
+
+/**
+ Set certain state for the input device.
+
+ @param This Protocol instance pointer.
+ @param KeyToggleState A pointer to the EFI_KEY_TOGGLE_STATE to set the
+ state for the input device.
+
+ @retval EFI_SUCCESS The device state was set successfully.
+ @retval EFI_DEVICE_ERROR The device is not functioning correctly and
+ could not have the setting adjusted.
+ @retval EFI_UNSUPPORTED The device does not have the ability to set its
+ state.
+ @retval EFI_INVALID_PARAMETER KeyToggleState is NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInSetState (
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
+ IN EFI_KEY_TOGGLE_STATE *KeyToggleState
+ );
+
+
+/**
+ Register a notification function for a particular keystroke for the input device.
+
+ @param This Protocol instance pointer.
+ @param KeyData A pointer to a buffer that is filled in with the
+ keystroke information data for the key that was
+ pressed.
+ @param KeyNotificationFunction Points to the function to be called when the key
+ sequence is typed specified by KeyData.
+ @param NotifyHandle Points to the unique handle assigned to the
+ registered notification.
+
+ @retval EFI_SUCCESS The notification function was registered
+ successfully.
+ @retval EFI_OUT_OF_RESOURCES Unable to allocate resources for necesssary data
+ structures.
+ @retval EFI_INVALID_PARAMETER KeyData or KeyNotificationFunction or NotifyHandle is NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInRegisterKeyNotify (
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
+ IN EFI_KEY_DATA *KeyData,
+ IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction,
+ OUT VOID **NotifyHandle
+ );
+
+
+/**
+ Remove a registered notification function from a particular keystroke.
+
+ @param This Protocol instance pointer.
+ @param NotificationHandle The handle of the notification function being
+ unregistered.
+
+ @retval EFI_SUCCESS The notification function was unregistered
+ successfully.
+ @retval EFI_INVALID_PARAMETER The NotificationHandle is invalid.
+ @retval EFI_NOT_FOUND Can not find the matching entry in database.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInUnregisterKeyNotify (
+ IN EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *This,
+ IN VOID *NotificationHandle
+ );
+
+/**
+ This event aggregates all the events of the ConIn devices in the spliter.
+
+ If any events of physical ConIn devices are signaled, signal the ConIn
+ spliter event. This will cause the calling code to call
+ ConSplitterTextInReadKeyStroke ().
+
+ @param Event The Event assoicated with callback.
+ @param Context Context registered when Event was created.
+
+**/
+VOID
+EFIAPI
+ConSplitterTextInWaitForKey (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ );
+
+
+/**
+ Reads the next keystroke from the input device. The WaitForKey Event can
+ be used to test for existance of a keystroke via WaitForEvent () call.
+
+ @param Private Protocol instance pointer.
+ @param Key Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The keystroke information was returned.
+ @retval EFI_NOT_READY There was no keystroke data availiable.
+ @retval EFI_DEVICE_ERROR The keydtroke information was not returned due
+ to hardware errors.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextInPrivateReadKeyStroke (
+ IN TEXT_IN_SPLITTER_PRIVATE_DATA *Private,
+ OUT EFI_INPUT_KEY *Key
+ );
+
+/**
+ Reset the input device and optionaly run diagnostics
+
+ @param This Protocol instance pointer.
+ @param ExtendedVerification Driver may perform diagnostics on reset.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerReset (
+ IN EFI_SIMPLE_POINTER_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ Reads the next keystroke from the input device. The WaitForKey Event can
+ be used to test for existance of a keystroke via WaitForEvent () call.
+
+ @param This A pointer to protocol instance.
+ @param State A pointer to state information on the pointer device
+
+ @retval EFI_SUCCESS The keystroke information was returned in State.
+ @retval EFI_NOT_READY There was no keystroke data availiable.
+ @retval EFI_DEVICE_ERROR The keydtroke information was not returned due
+ to hardware errors.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterSimplePointerGetState (
+ IN EFI_SIMPLE_POINTER_PROTOCOL *This,
+ IN OUT EFI_SIMPLE_POINTER_STATE *State
+ );
+
+/**
+ This event agregates all the events of the ConIn devices in the spliter.
+ If any events of physical ConIn devices are signaled, signal the ConIn
+ spliter event. This will cause the calling code to call
+ ConSplitterTextInReadKeyStroke ().
+
+ @param Event The Event assoicated with callback.
+ @param Context Context registered when Event was created.
+
+**/
+VOID
+EFIAPI
+ConSplitterSimplePointerWaitForInput (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ );
+
+//
+// TextOut I/O Functions
+//
+
+/**
+ Reset the text output device hardware and optionaly run diagnostics
+
+ @param This Protocol instance pointer.
+ @param ExtendedVerification Driver may perform more exhaustive verfication
+ operation of the device during reset.
+
+ @retval EFI_SUCCESS The text output device was reset.
+ @retval EFI_DEVICE_ERROR The text output device is not functioning
+ correctly and could not be reset.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutReset (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ Write a Unicode string to the output device.
+
+ @param This Protocol instance pointer.
+ @param WString The NULL-terminated Unicode string to be
+ displayed on the output device(s). All output
+ devices must also support the Unicode drawing
+ defined in this file.
+
+ @retval EFI_SUCCESS The string was output to the device.
+ @retval EFI_DEVICE_ERROR The device reported an error while attempting to
+ output the text.
+ @retval EFI_UNSUPPORTED The output device's mode is not currently in a
+ defined text mode.
+ @retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the
+ characters in the Unicode string could not be
+ rendered and were skipped.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutOutputString (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN CHAR16 *WString
+ );
+
+/**
+ Verifies that all characters in a Unicode string can be output to the
+ target device.
+
+ @param This Protocol instance pointer.
+ @param WString The NULL-terminated Unicode string to be
+ examined for the output device(s).
+
+ @retval EFI_SUCCESS The device(s) are capable of rendering the
+ output string.
+ @retval EFI_UNSUPPORTED Some of the characters in the Unicode string
+ cannot be rendered by one or more of the output
+ devices mapped by the EFI handle.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutTestString (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN CHAR16 *WString
+ );
+
+/**
+ Returns information for an available text mode that the output device(s)
+ supports.
+
+ @param This Protocol instance pointer.
+ @param ModeNumber The mode number to return information on.
+ @param Columns Returns the columns of the text output device
+ for the requested ModeNumber.
+ @param Rows Returns the rows of the text output device
+ for the requested ModeNumber.
+
+ @retval EFI_SUCCESS The requested mode information was returned.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request.
+ @retval EFI_UNSUPPORTED The mode number was not valid.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutQueryMode (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN ModeNumber,
+ OUT UINTN *Columns,
+ OUT UINTN *Rows
+ );
+
+/**
+ Sets the output device(s) to a specified mode.
+
+ @param This Protocol instance pointer.
+ @param ModeNumber The mode number to set.
+
+ @retval EFI_SUCCESS The requested text mode was set.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request.
+ @retval EFI_UNSUPPORTED The mode number was not valid.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutSetMode (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN ModeNumber
+ );
+
+/**
+ Sets the background and foreground colors for the OutputString () and
+ ClearScreen () functions.
+
+ @param This Protocol instance pointer.
+ @param Attribute The attribute to set. Bits 0..3 are the
+ foreground color, and bits 4..6 are the
+ background color. All other bits are undefined
+ and must be zero. The valid Attributes are
+ defined in this file.
+
+ @retval EFI_SUCCESS The attribute was set.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request.
+ @retval EFI_UNSUPPORTED The attribute requested is not defined.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutSetAttribute (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN Attribute
+ );
+
+/**
+ Clears the output device(s) display to the currently selected background
+ color.
+
+ @param This Protocol instance pointer.
+
+ @retval EFI_SUCCESS The operation completed successfully.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request.
+ @retval EFI_UNSUPPORTED The output device is not in a valid text mode.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutClearScreen (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
+ );
+
+/**
+ Sets the current coordinates of the cursor position
+
+ @param This Protocol instance pointer.
+ @param Column The column position to set the cursor to. Must be
+ greater than or equal to zero and less than the
+ number of columns by QueryMode ().
+ @param Row The row position to set the cursor to. Must be
+ greater than or equal to zero and less than the
+ number of rows by QueryMode ().
+
+ @retval EFI_SUCCESS The operation completed successfully.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request.
+ @retval EFI_UNSUPPORTED The output device is not in a valid text mode,
+ or the cursor position is invalid for the
+ current mode.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutSetCursorPosition (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN Column,
+ IN UINTN Row
+ );
+
+
+/**
+ Makes the cursor visible or invisible
+
+ @param This Protocol instance pointer.
+ @param Visible If TRUE, the cursor is set to be visible. If
+ FALSE, the cursor is set to be invisible.
+
+ @retval EFI_SUCCESS The operation completed successfully.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete
+ the request, or the device does not support
+ changing the cursor mode.
+ @retval EFI_UNSUPPORTED The output device is not in a valid text mode.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterTextOutEnableCursor (
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN BOOLEAN Visible
+ );
+
+/**
+ Take the passed in Buffer of size ElementSize and grow the buffer
+ by CONSOLE_SPLITTER_ALLOC_UNIT * ElementSize bytes.
+ Copy the current data in Buffer to the new version of Buffer and
+ free the old version of buffer.
+
+ @param ElementSize Size of element in array.
+ @param Count Current number of elements in array.
+ @param Buffer Bigger version of passed in Buffer with all the
+ data.
+
+ @retval EFI_SUCCESS Buffer size has grown.
+ @retval EFI_OUT_OF_RESOURCES Could not grow the buffer size.
+
+**/
+EFI_STATUS
+ConSplitterGrowBuffer (
+ IN UINTN ElementSize,
+ IN OUT UINTN *Count,
+ IN OUT VOID **Buffer
+ );
+
+/**
+ Returns information for an available graphics mode that the graphics device
+ and the set of active video output devices supports.
+
+ @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
+ @param ModeNumber The mode number to return information on.
+ @param SizeOfInfo A pointer to the size, in bytes, of the Info buffer.
+ @param Info A pointer to callee allocated buffer that returns information about ModeNumber.
+
+ @retval EFI_SUCCESS Mode information returned.
+ @retval EFI_BUFFER_TOO_SMALL The Info buffer was too small.
+ @retval EFI_DEVICE_ERROR A hardware error occurred trying to retrieve the video mode.
+ @retval EFI_INVALID_PARAMETER One of the input args was NULL.
+ @retval EFI_OUT_OF_RESOURCES No resource available.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterGraphicsOutputQueryMode (
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
+ IN UINT32 ModeNumber,
+ OUT UINTN *SizeOfInfo,
+ OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info
+ );
+
+/**
+ Set the video device into the specified mode and clears the visible portions of
+ the output display to black.
+
+ @param This The EFI_GRAPHICS_OUTPUT_PROTOCOL instance.
+ @param ModeNumber Abstraction that defines the current video mode.
+
+ @retval EFI_SUCCESS The graphics mode specified by ModeNumber was selected.
+ @retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
+ @retval EFI_UNSUPPORTED ModeNumber is not supported by this device.
+ @retval EFI_OUT_OF_RESOURCES No resource available.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterGraphicsOutputSetMode (
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL * This,
+ IN UINT32 ModeNumber
+ );
+
+/**
+ The following table defines actions for BltOperations.
+
+ EfiBltVideoFill - Write data from the BltBuffer pixel (SourceX, SourceY)
+ directly to every pixel of the video display rectangle
+ (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height).
+ Only one pixel will be used from the BltBuffer. Delta is NOT used.
+ EfiBltVideoToBltBuffer - Read data from the video display rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in
+ the BltBuffer rectangle (DestinationX, DestinationY )
+ (DestinationX + Width, DestinationY + Height). If DestinationX or
+ DestinationY is not zero then Delta must be set to the length in bytes
+ of a row in the BltBuffer.
+ EfiBltBufferToVideo - Write data from the BltBuffer rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the
+ video display rectangle (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is
+ not zero then Delta must be set to the length in bytes of a row in the
+ BltBuffer.
+ EfiBltVideoToVideo - Copy from the video display rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) .
+ to the video display rectangle (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height).
+ The BltBuffer and Delta are not used in this mode.
+
+ @param This Protocol instance pointer.
+ @param BltBuffer Buffer containing data to blit into video buffer.
+ This buffer has a size of
+ Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL)
+ @param BltOperation Operation to perform on BlitBuffer and video
+ memory
+ @param SourceX X coordinate of source for the BltBuffer.
+ @param SourceY Y coordinate of source for the BltBuffer.
+ @param DestinationX X coordinate of destination for the BltBuffer.
+ @param DestinationY Y coordinate of destination for the BltBuffer.
+ @param Width Width of rectangle in BltBuffer in pixels.
+ @param Height Hight of rectangle in BltBuffer in pixels.
+ @param Delta OPTIONAL.
+
+ @retval EFI_SUCCESS The Blt operation completed.
+ @retval EFI_INVALID_PARAMETER BltOperation is not valid.
+ @retval EFI_DEVICE_ERROR A hardware error occured writting to the video
+ buffer.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterGraphicsOutputBlt (
+ IN EFI_GRAPHICS_OUTPUT_PROTOCOL *This,
+ IN EFI_GRAPHICS_OUTPUT_BLT_PIXEL *BltBuffer, OPTIONAL
+ IN EFI_GRAPHICS_OUTPUT_BLT_OPERATION BltOperation,
+ IN UINTN SourceX,
+ IN UINTN SourceY,
+ IN UINTN DestinationX,
+ IN UINTN DestinationY,
+ IN UINTN Width,
+ IN UINTN Height,
+ IN UINTN Delta OPTIONAL
+ );
+
+
+/**
+ Return the current video mode information.
+
+ @param This The EFI_UGA_DRAW_PROTOCOL instance.
+ @param HorizontalResolution The size of video screen in pixels in the X dimension.
+ @param VerticalResolution The size of video screen in pixels in the Y dimension.
+ @param ColorDepth Number of bits per pixel, currently defined to be 32.
+ @param RefreshRate The refresh rate of the monitor in Hertz.
+
+ @retval EFI_SUCCESS Mode information returned.
+ @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()
+ @retval EFI_INVALID_PARAMETER One of the input args was NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterUgaDrawGetMode (
+ IN EFI_UGA_DRAW_PROTOCOL *This,
+ OUT UINT32 *HorizontalResolution,
+ OUT UINT32 *VerticalResolution,
+ OUT UINT32 *ColorDepth,
+ OUT UINT32 *RefreshRate
+ );
+
+/**
+ Set the current video mode information.
+
+ @param This The EFI_UGA_DRAW_PROTOCOL instance.
+ @param HorizontalResolution The size of video screen in pixels in the X dimension.
+ @param VerticalResolution The size of video screen in pixels in the Y dimension.
+ @param ColorDepth Number of bits per pixel, currently defined to be 32.
+ @param RefreshRate The refresh rate of the monitor in Hertz.
+
+ @retval EFI_SUCCESS Mode information returned.
+ @retval EFI_NOT_STARTED Video display is not initialized. Call SetMode ()
+ @retval EFI_OUT_OF_RESOURCES Out of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterUgaDrawSetMode (
+ IN EFI_UGA_DRAW_PROTOCOL *This,
+ IN UINT32 HorizontalResolution,
+ IN UINT32 VerticalResolution,
+ IN UINT32 ColorDepth,
+ IN UINT32 RefreshRate
+ );
+
+/**
+ Blt a rectangle of pixels on the graphics screen.
+
+ The following table defines actions for BltOperations.
+
+ EfiUgaVideoFill:
+ Write data from the BltBuffer pixel (SourceX, SourceY)
+ directly to every pixel of the video display rectangle
+ (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height).
+ Only one pixel will be used from the BltBuffer. Delta is NOT used.
+ EfiUgaVideoToBltBuffer:
+ Read data from the video display rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) and place it in
+ the BltBuffer rectangle (DestinationX, DestinationY )
+ (DestinationX + Width, DestinationY + Height). If DestinationX or
+ DestinationY is not zero then Delta must be set to the length in bytes
+ of a row in the BltBuffer.
+ EfiUgaBltBufferToVideo:
+ Write data from the BltBuffer rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) directly to the
+ video display rectangle (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height). If SourceX or SourceY is
+ not zero then Delta must be set to the length in bytes of a row in the
+ BltBuffer.
+ EfiUgaVideoToVideo:
+ Copy from the video display rectangle
+ (SourceX, SourceY) (SourceX + Width, SourceY + Height) .
+ to the video display rectangle (DestinationX, DestinationY)
+ (DestinationX + Width, DestinationY + Height).
+ The BltBuffer and Delta are not used in this mode.
+
+ @param This Protocol instance pointer.
+ @param BltBuffer Buffer containing data to blit into video buffer. This
+ buffer has a size of Width*Height*sizeof(EFI_UGA_PIXEL)
+ @param BltOperation Operation to perform on BlitBuffer and video memory
+ @param SourceX X coordinate of source for the BltBuffer.
+ @param SourceY Y coordinate of source for the BltBuffer.
+ @param DestinationX X coordinate of destination for the BltBuffer.
+ @param DestinationY Y coordinate of destination for the BltBuffer.
+ @param Width Width of rectangle in BltBuffer in pixels.
+ @param Height Hight of rectangle in BltBuffer in pixels.
+ @param Delta OPTIONAL
+
+ @retval EFI_SUCCESS The Blt operation completed.
+ @retval EFI_INVALID_PARAMETER BltOperation is not valid.
+ @retval EFI_DEVICE_ERROR A hardware error occured writting to the video buffer.
+
+**/
+EFI_STATUS
+EFIAPI
+ConSplitterUgaDrawBlt (
+ IN EFI_UGA_DRAW_PROTOCOL *This,
+ IN EFI_UGA_PIXEL *BltBuffer, OPTIONAL
+ IN EFI_UGA_BLT_OPERATION BltOperation,
+ IN UINTN SourceX,
+ IN UINTN SourceY,
+ IN UINTN DestinationX,
+ IN UINTN DestinationY,
+ IN UINTN Width,
+ IN UINTN Height,
+ IN UINTN Delta OPTIONAL
+ );
+
+/**
+ Sets the output device(s) to a specified mode.
+
+ @param Private Text Out Splitter pointer.
+ @param ModeNumber The mode number to set.
+
+**/
+VOID
+TextOutSetMode (
+ IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private,
+ IN UINTN ModeNumber
+ );
+
+/**
+ An empty function to pass error checking of CreateEventEx ().
+
+ @param Event Event whose notification function is being invoked.
+ @param Context Pointer to the notification function's context,
+ which is implementation-dependent.
+
+**/
+VOID
+EFIAPI
+ConSplitterEmptyCallbackFunction (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ );
+
+
+#endif
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