X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FConsole%2FConSplitterDxe%2FConSplitter.h;h=407081e1867d44d9aecbef55e4f9ea109f577d3c;hb=4cda7726e5fd30aaf3e05c80207ae1b264bfa123;hp=587c6c115a04c33899f98198d766d90bbe13c8dc;hpb=aec072adb2af2bd1cc0677a25d4a099c8779c10d;p=mirror_edk2.git diff --git a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h index 587c6c115a..407081e186 100644 --- a/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h +++ b/MdeModulePkg/Universal/Console/ConSplitterDxe/ConSplitter.h @@ -1,7 +1,7 @@ -/**@file +/** @file Private data structures for the Console Splitter driver -Copyright (c) 2006 - 2007 Intel Corporation.
+Copyright (c) 2006 - 2008 Intel Corporation.
All rights reserved. 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 @@ -15,11 +15,12 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #ifndef _CON_SPLITTER_H_ #define _CON_SPLITTER_H_ -#include +#include #include #include #include #include +#include #include #include #include @@ -38,6 +39,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include #include #include +#include + // // Driver Binding Externs @@ -48,6 +51,7 @@ 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; @@ -72,6 +76,13 @@ extern EFI_GUID gSimpleTextInExNotifyGuid; #define CONSOLE_SPLITTER_MODES_ALLOC_UNIT 32 #define MAX_STD_IN_PASSWORD 80 +#define VARCONOUTMODE L"ConOutMode" + +typedef struct { + UINTN Column; + UINTN Row; +} CONSOLE_OUT_MODE; + typedef struct { UINTN Columns; UINTN Rows; @@ -172,40 +183,40 @@ typedef struct { } TEXT_OUT_AND_GOP_DATA; 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_UGA_PIXEL *UgaBlt; - - EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput; - EFI_GRAPHICS_OUTPUT_BLT_PIXEL *GraphicsOutputBlt; + 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_UGA_PIXEL *UgaBlt; + + EFI_GRAPHICS_OUTPUT_PROTOCOL GraphicsOutput; + EFI_GRAPHICS_OUTPUT_BLT_PIXEL *GraphicsOutputBlt; EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *GraphicsOutputModeBuffer; - UINTN CurrentNumberOfGraphicsOutput; - UINTN CurrentNumberOfUgaDraw; - BOOLEAN HardwareNeedsStarting; - - EFI_CONSOLE_CONTROL_PROTOCOL ConsoleControl; - - UINTN CurrentNumberOfConsoles; - TEXT_OUT_AND_GOP_DATA *TextOutList; - UINTN TextOutListCount; - TEXT_OUT_SPLITTER_QUERY_DATA *TextOutQueryData; - UINTN TextOutQueryDataCount; - INT32 *TextOutModeMap; - - EFI_CONSOLE_CONTROL_SCREEN_MODE ConsoleOutputMode; - - UINTN DevNullColumns; - UINTN DevNullRows; - CHAR16 *DevNullScreen; - INT32 *DevNullAttributes; + UINTN CurrentNumberOfGraphicsOutput; + UINTN CurrentNumberOfUgaDraw; + BOOLEAN HardwareNeedsStarting; + + EFI_CONSOLE_CONTROL_PROTOCOL ConsoleControl; + + UINTN CurrentNumberOfConsoles; + TEXT_OUT_AND_GOP_DATA *TextOutList; + UINTN TextOutListCount; + TEXT_OUT_SPLITTER_QUERY_DATA *TextOutQueryData; + UINTN TextOutQueryDataCount; + INT32 *TextOutModeMap; + + EFI_CONSOLE_CONTROL_SCREEN_MODE ConsoleOutputMode; + + UINTN DevNullColumns; + UINTN DevNullRows; + CHAR16 *DevNullScreen; + INT32 *DevNullAttributes; } TEXT_OUT_SPLITTER_PRIVATE_DATA; @@ -240,101 +251,237 @@ typedef struct { // // 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 Console Input Devcie's private data has been constructed. + @retval other Failed to construct private data. + +**/ EFI_STATUS ConSplitterTextInConstructor ( TEXT_IN_SPLITTER_PRIVATE_DATA *Private - ) -; + ); + +/** + Construct console output devices' private data. + @param ConOutPrivate 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. + +**/ EFI_STATUS ConSplitterTextOutConstructor ( TEXT_OUT_SPLITTER_PRIVATE_DATA *Private - ) -; + ); // // Driver Binding Functions // + +/** + Test to see if Console In Device could be supported on the ControllerHandle. + + @param This 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 ControllerHandle. + @param This 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 ControllerHandle. + + @param This 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 ControllerHandle. + + @param This 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 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 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 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 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 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 ( @@ -342,9 +489,22 @@ ConSplitterConInDriverBindingStop ( 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 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 ( @@ -352,9 +512,21 @@ ConSplitterSimplePointerDriverBindingStop ( IN EFI_HANDLE ControllerHandle, IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer - ) -; + ); + +/** + Stop Console Out ConSplitter on ControllerHandle by closing Console Out Devcice GUID. + @param This 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 ( @@ -362,9 +534,21 @@ ConSplitterConOutDriverBindingStop ( IN EFI_HANDLE ControllerHandle, IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer - ) -; + ); + +/** + Stop Standard Error ConSplitter on ControllerHandle by closing Standard Error GUID. + + @param This 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 ( @@ -372,31 +556,63 @@ ConSplitterStdErrDriverBindingStop ( IN EFI_HANDLE ControllerHandle, IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer - ) -; + ); -// -// Driver binding functions -// +/** + Test to see if Absolute Pointer protocol could be supported on the ControllerHandle. + + @param This 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 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 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 ( @@ -404,81 +620,105 @@ ConSplitterAbsolutePointerDriverBindingStop ( 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 in 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 - ) -/*++ + ); - Routine Description: - Resets the pointer device hardware. - Arguments: - This - Protocol instance pointer. - ExtendedVerification - Driver may perform diagnostics on reset. +/** + Retrieves the current state of a pointer device. - Returns: - EFI_SUCCESS - The device was reset. - EFI_DEVICE_ERROR - The device is not functioning correctly and could - not be reset. + @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 - ) -/*++ + ); - Routine Description: - Retrieves the current state of a pointer device. +/** + This event agregates all the events of the pointer devices in the splitter. + If the ConIn is password locked then return. + If any events of physical pointer devices are signaled, signal the pointer + splitter event. This will cause the calling code to call + ConSplitterAbsolutePointerGetState (). - Arguments: - This - Protocol instance pointer. - State - A pointer to the state information on the pointer device. + @param Event The Event assoicated with callback. + @param Context Context registered when Event was created. - Returns: - EFI_SUCCESS - The state of the pointer device was returned in State.. - EFI_NOT_READY - The state of the pointer device has not changed since the last call to - GetState(). - EFI_DEVICE_ERROR - A device error occurred while attempting to retrieve the pointer - device's current state. ---*/ -; + @return None +**/ VOID EFIAPI ConSplitterAbsolutePointerWaitForInput ( IN EFI_EVENT Event, IN VOID *Context - ) -; + ); /** Retrieves a Unicode string that is the user readable name of the driver. @@ -685,6 +925,50 @@ ConSplitterSimplePointerComponentNameGetControllerName ( 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 RFC3066 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 not a valid EFI_HANDLE. + @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 ( @@ -693,8 +977,7 @@ ConSplitterAbsolutePointerComponentNameGetControllerName ( IN EFI_HANDLE ChildHandle OPTIONAL, IN CHAR8 *Language, OUT CHAR16 **ControllerName - ) -; + ); /** Retrieves a Unicode string that is the user readable name of the controller @@ -857,168 +1140,280 @@ ConSplitterStdErrComponentNameGetControllerName ( // // 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 Simple Text Device in Consplitter Absolute Pointer 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 in Consplitter Absolute 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. + If the ConIn is password locked make it look like no keystroke is availible + + @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 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 Simple Text Ex Device in Consplitter Absolute Pointer list. + + @param Private Text In Splitter pointer. + @param TextInEx Simple Text Ex protocol pointer. + + @retval EFI_SUCCESS Simple Text Ex Device removed successfully. + @retval EFI_NOT_FOUND No Simple Text 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 - ) -/*++ + ); - Routine Description: - Reset the input device and optionaly run diagnostics - Arguments: - This - Protocol instance pointer. - ExtendedVerification - Driver may perform diagnostics on reset. +/** + Reads the next keystroke from the input device. The WaitForKey Event can + be used to test for existance of a keystroke via WaitForEvent () call. - Returns: - EFI_SUCCESS - The device was reset. - EFI_DEVICE_ERROR - The device is not functioning properly and could - not be reset. + @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 - ) -/*++ + ); - Routine Description: - Reads the next keystroke from the input device. The WaitForKey Event can - be used to test for existance of a keystroke via WaitForEvent () call. - Arguments: - This - Protocol instance pointer. - KeyData - A pointer to a buffer that is filled in with the keystroke - state data for the key that was pressed. +/** + Set certain state for the input device. - Returns: - EFI_SUCCESS - The keystroke information was returned. - EFI_NOT_READY - There was no keystroke data availiable. - EFI_DEVICE_ERROR - The keystroke information was not returned due to - hardware errors. - EFI_INVALID_PARAMETER - KeyData is NULL. + @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 - ) -/*++ - - Routine Description: - Set certain state for the input device. - - Arguments: - This - Protocol instance pointer. - KeyToggleState - A pointer to the EFI_KEY_TOGGLE_STATE to set the - state for the input device. + ); - Returns: - EFI_SUCCESS - The device state was set successfully. - EFI_DEVICE_ERROR - The device is not functioning correctly and could - not have the setting adjusted. - EFI_UNSUPPORTED - The device does not have the ability to set its state. - EFI_INVALID_PARAMETER - KeyToggleState is NULL. ---*/ -; +/** + 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 NotifyHandle is NULL. +**/ EFI_STATUS EFIAPI ConSplitterTextInRegisterKeyNotify ( @@ -1026,145 +1421,269 @@ ConSplitterTextInRegisterKeyNotify ( IN EFI_KEY_DATA *KeyData, IN EFI_KEY_NOTIFY_FUNCTION KeyNotificationFunction, OUT EFI_HANDLE *NotifyHandle - ) -/*++ + ); - Routine Description: - Register a notification function for a particular keystroke for the input device. - Arguments: - This - Protocol instance pointer. - KeyData - A pointer to a buffer that is filled in with the keystroke - information data for the key that was pressed. - KeyNotificationFunction - Points to the function to be called when the key - sequence is typed specified by KeyData. - NotifyHandle - Points to the unique handle assigned to the registered notification. +/** + Remove a registered notification function from a particular keystroke. - Returns: - EFI_SUCCESS - The notification function was registered successfully. - EFI_OUT_OF_RESOURCES - Unable to allocate resources for necesssary data structures. - EFI_INVALID_PARAMETER - KeyData or NotifyHandle is NULL. + @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 EFI_HANDLE NotificationHandle - ) -/*++ + ); - Routine Description: - Remove a registered notification function from a particular keystroke. +/** + This event agregates all the events of the ConIn devices in the spliter. + If the ConIn is password locked then return. + If any events of physical ConIn devices are signaled, signal the ConIn + spliter event. This will cause the calling code to call + ConSplitterTextInReadKeyStroke (). - Arguments: - This - Protocol instance pointer. - NotificationHandle - The handle of the notification function being unregistered. + @param Event The Event assoicated with callback. + @param Context Context registered when Event was created. - Returns: - EFI_SUCCESS - The notification function was unregistered successfully. - EFI_INVALID_PARAMETER - The NotificationHandle is invalid. - EFI_NOT_FOUND - Can not find the matching entry in database. + @return None ---*/ -; +**/ VOID EFIAPI ConSplitterTextInWaitForKey ( IN EFI_EVENT Event, IN VOID *Context - ) -; + ); +/** + Return TRUE if StdIn is locked. The ConIn device on the virtual handle is + the only device locked. + NONE + + @retval TRUE StdIn locked + @retval FALSE StdIn working normally + +**/ BOOLEAN ConSpliterConssoleControlStdInLocked ( VOID - ) -; + ); +/** + This timer event will fire when StdIn is locked. It will check the key + sequence on StdIn to see if it matches the password. Any error in the + password will cause the check to reset. As long a mConIn.PasswordEnabled is + TRUE the StdIn splitter will not report any input. + + @param Event The Event this notify function registered to. + @param Context Pointer to the context data registerd to the + Event. + + @return None +**/ VOID EFIAPI ConSpliterConsoleControlLockStdInEvent ( IN EFI_EVENT Event, IN VOID *Context - ) -; + ); + +/** + If Password is NULL unlock the password state variable and set the event + timer. If the Password is too big return an error. If the Password is valid + Copy the Password and enable state variable and then arm the periodic timer + + @param This Console Control protocol pointer. + @param Password The password input. + + @retval EFI_SUCCESS Lock the StdIn device + @retval EFI_INVALID_PARAMETER Password is NULL + @retval EFI_OUT_OF_RESOURCES Buffer allocation to store the password fails +**/ EFI_STATUS EFIAPI ConSpliterConsoleControlLockStdIn ( IN EFI_CONSOLE_CONTROL_PROTOCOL *This, IN CHAR16 *Password - ) -; + ); + +/** + 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. + If the ConIn is password locked make it look like no keystroke is availible + + @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 the ConIn is password locked then return. + 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. + + @return None + +**/ VOID EFIAPI ConSplitterSimplePointerWaitForInput ( IN EFI_EVENT Event, IN VOID *Context - ) -; + ); // // TextOut I/O Functions // -VOID -ConSplitterSynchronizeModeData ( - TEXT_OUT_SPLITTER_PRIVATE_DATA *Private - ) -; +/** + 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 ( @@ -1172,57 +1691,154 @@ ConSplitterTextOutQueryMode ( 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 SizeOfCount and grow the buffer + by MAX (CONSOLE_SPLITTER_CONSOLES_ALLOC_UNIT, MaxGrow) * SizeOfCount + bytes. Copy the current data in Buffer to the new version of Buffer + and free the old version of buffer. + + @param SizeOfCount 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 SizeOfCount, IN UINTN *Count, IN OUT VOID **Buffer - ) -; + ); + +/** + Return the current video mode information. Also returns info about existence + of Graphics Output devices or UGA Draw devices in system, and if the Std In device is locked. All the + arguments are optional and only returned if a non NULL pointer is passed in. + @param This Protocol instance pointer. + @param Mode Are we in text of grahics mode. + @param GopExists TRUE if GOP Spliter has found a GOP/UGA device + @param StdInLocked TRUE if StdIn device is keyboard locked + + @retval EFI_SUCCESS Mode information returned. + @retval EFI_INVALID_PARAMETER Invalid parameters. + +**/ EFI_STATUS EFIAPI ConSpliterConsoleControlGetMode ( @@ -1230,17 +1846,45 @@ ConSpliterConsoleControlGetMode ( OUT EFI_CONSOLE_CONTROL_SCREEN_MODE *Mode, OUT BOOLEAN *GopExists, OUT BOOLEAN *StdInLocked - ) -; + ); + +/** + Set the current mode to either text or graphics. Graphics is + for Quiet Boot. + @param This Protocol instance pointer. + @param Mode Mode to set the + + @retval EFI_SUCCESS Mode information returned. + @retval EFI_INVALID_PARAMETER Invalid parameter. + @retval EFI_UNSUPPORTED Operation unsupported. + +**/ EFI_STATUS EFIAPI ConSpliterConsoleControlSetMode ( IN EFI_CONSOLE_CONTROL_PROTOCOL *This, IN EFI_CONSOLE_CONTROL_SCREEN_MODE Mode - ) -; + ); +/** + Return the current video mode information. + + @param This Protocol instance pointer. + @param ModeNumber The mode number to return information on. + @param SizeOfInfo A pointer to the size, in bytes, of the Info + buffer. + @param Info Caller 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_NOT_STARTED Video display is not initialized. Call SetMode () + @retval EFI_INVALID_PARAMETER One of the input args was NULL. + +**/ EFI_STATUS EFIAPI ConSpliterGraphicsOutputQueryMode ( @@ -1248,17 +1892,73 @@ ConSpliterGraphicsOutputQueryMode ( IN UINT32 ModeNumber, OUT UINTN *SizeOfInfo, OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION **Info - ) -; + ); + +/** + Graphics output protocol interface to set video mode. + @param This Protocol instance pointer. + @param ModeNumber The mode number to be set. + + @retval EFI_SUCCESS Graphics mode was changed. + @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. + +**/ EFI_STATUS EFIAPI ConSpliterGraphicsOutputSetMode ( 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 ConSpliterGraphicsOutputBlt ( @@ -1272,17 +1972,43 @@ ConSpliterGraphicsOutputBlt ( IN UINTN Width, IN UINTN Height, IN UINTN Delta OPTIONAL - ) -; + ); + +/** + Write data from the buffer to video display based on Graphics Output setting. + @param Private Consplitter Text Out pointer. + @param GraphicsOutput Graphics Output protocol pointer. + @param UgaDraw UGA Draw protocol pointer. + + @retval EFI_UNSUPPORTED No graphics devcie available . + @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 DevNullGopSync ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput, IN EFI_UGA_DRAW_PROTOCOL *UgaDraw - ) -; + ); + +/** + Return the current video mode information. + @param This Protocol instance pointer. + @param HorizontalResolution Current video horizontal resolution in pixels + @param VerticalResolution Current video vertical resolution in pixels + @param ColorDepth Current video color depth in bits per pixel + @param RefreshRate Current video refresh rate in Hz. + + @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 ConSpliterUgaDrawGetMode ( @@ -1291,9 +2017,22 @@ ConSpliterUgaDrawGetMode ( OUT UINT32 *VerticalResolution, OUT UINT32 *ColorDepth, OUT UINT32 *RefreshRate - ) -; + ); + +/** + Return the current video mode information. + + @param This Protocol instance pointer. + @param HorizontalResolution Current video horizontal resolution in pixels + @param VerticalResolution Current video vertical resolution in pixels + @param ColorDepth Current video color depth in bits per pixel + @param RefreshRate Current video refresh rate in Hz. + @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 ConSpliterUgaDrawSetMode ( @@ -1302,9 +2041,54 @@ ConSpliterUgaDrawSetMode ( IN UINT32 VerticalResolution, IN UINT32 ColorDepth, IN UINT32 RefreshRate - ) -; + ); +/** + 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 ConSpliterUgaDrawBlt ( @@ -1318,56 +2102,144 @@ ConSpliterUgaDrawBlt ( IN UINTN Width, IN UINTN Height, IN UINTN Delta OPTIONAL - ) -; + ); +/** + Write data from the buffer to video display based on UGA Draw setting. + + @param Private Consplitter Text Out pointer. + @param GraphicsOutput Graphics Output protocol pointer. + @param UgaDraw UGA Draw protocol pointer. + + @retval EFI_UNSUPPORTED No graphics devcie available . + @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 DevNullUgaSync ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput, IN EFI_UGA_DRAW_PROTOCOL *UgaDraw - ) -; + ); + +/** + Write a Unicode string to the output device. + + @param Private Pointer to the console output splitter's private + data. It indicates the calling context. + @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 DevNullTextOutOutputString ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN CHAR16 *WString - ) -; + ); + +/** + Sets the output device(s) to a specified mode. + + @param Private Private data structure 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. + @retval EFI_OUT_OF_RESOURCES Out of resources. +**/ EFI_STATUS DevNullTextOutSetMode ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN UINTN ModeNumber - ) -; + ); + +/** + Clears the output device(s) display to the currently selected background + color. + @param Private 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 DevNullTextOutClearScreen ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private - ) -; + ); + +/** + Sets the current coordinates of the cursor position. + @param Private Protocol instance pointer. + @param Column + @param Row the position to set the cursor to. Must be + greater than or equal to zero and less than the + number of columns and 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 DevNullTextOutSetCursorPosition ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN UINTN Column, IN UINTN Row - ) -; + ); + +/** + Implements SIMPLE_TEXT_OUTPUT.EnableCursor(). + In this driver, the cursor cannot be hidden. + + @param Private Indicates the calling context. + @param Visible If TRUE, the cursor is set to be visible, If + FALSE, the cursor is set to be invisible. + @retval EFI_SUCCESS The request is valid. + +**/ EFI_STATUS DevNullTextOutEnableCursor ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private, IN BOOLEAN Visible - ) -; + ); +/** + Take the DevNull TextOut device and update the Simple Text Out on every + UGA device. + + @param Private Indicates the calling context. + + @retval EFI_SUCCESS The request is valid. + @retval other Return status of TextOut->OutputString () + +**/ EFI_STATUS DevNullSyncStdOut ( IN TEXT_OUT_SPLITTER_PRIVATE_DATA *Private - ) -; + ); #endif