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audk/MdeModulePkg/Universal/Console/GraphicsConsoleDxe/GraphicsConsole.h

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/** @file
Header file for GraphicsConsole driver.
Copyright (c) 2006 - 2009, 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 _GRAPHICS_CONSOLE_H_
#define _GRAPHICS_CONSOLE_H_
#include <Uefi.h>
#include <Protocol/SimpleTextOut.h>
#include <Protocol/GraphicsOutput.h>
#include <Protocol/UgaDraw.h>
#include <Protocol/DevicePath.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/HiiLib.h>
#include <Library/BaseLib.h>
#include <Library/PcdLib.h>
#include <Guid/MdeModuleHii.h>
#include <Protocol/HiiFont.h>
#include <Protocol/HiiDatabase.h>
extern EFI_COMPONENT_NAME_PROTOCOL gGraphicsConsoleComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gGraphicsConsoleComponentName2;
extern EFI_DRIVER_BINDING_PROTOCOL gGraphicsConsoleDriverBinding;
extern EFI_NARROW_GLYPH gUsStdNarrowGlyphData[];
extern UINT32 mNarrowFontSize;
//
// User can define valid graphic resolution here
// e.g. 640x480, 800x600, 1024x768...
//
#define CURRENT_HORIZONTAL_RESOLUTION 800
#define CURRENT_VERTICAL_RESOLUTION 600
typedef union {
EFI_NARROW_GLYPH NarrowGlyph;
EFI_WIDE_GLYPH WideGlyph;
} GLYPH_UNION;
//
// Device Structure
//
#define GRAPHICS_CONSOLE_DEV_SIGNATURE SIGNATURE_32 ('g', 's', 't', 'o')
typedef struct {
UINTN Columns;
UINTN Rows;
INTN DeltaX;
INTN DeltaY;
UINT32 GopWidth;
UINT32 GopHeight;
UINT32 GopModeNumber;
} GRAPHICS_CONSOLE_MODE_DATA;
#define GRAPHICS_MAX_MODE 5
typedef struct {
UINTN Signature;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
EFI_UGA_DRAW_PROTOCOL *UgaDraw;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOutput;
EFI_SIMPLE_TEXT_OUTPUT_MODE SimpleTextOutputMode;
GRAPHICS_CONSOLE_MODE_DATA ModeData[GRAPHICS_MAX_MODE];
EFI_GRAPHICS_OUTPUT_BLT_PIXEL *LineBuffer;
} GRAPHICS_CONSOLE_DEV;
#define GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS(a) \
CR (a, GRAPHICS_CONSOLE_DEV, SimpleTextOutput, GRAPHICS_CONSOLE_DEV_SIGNATURE)
//
// EFI Component Name Functions
//
/**
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
GraphicsConsoleComponentNameGetDriverName (
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 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
GraphicsConsoleComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
/**
Reset the text output device hardware and optionally run diagnostics.
Implements SIMPLE_TEXT_OUTPUT.Reset().
If ExtendeVerification is TRUE, then perform dependent Graphics Console
device reset, and set display mode to mode 0.
If ExtendedVerification is FALSE, only set display mode to mode 0.
@param This Protocol instance pointer.
@param ExtendedVerification Indicates that the driver may perform a more
exhaustive verification 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
GraphicsConsoleConOutReset (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
);
/**
Write a Unicode string to the output device.
Implements SIMPLE_TEXT_OUTPUT.OutputString().
The Unicode string will be converted to Glyphs and will be
sent to the Graphics Console.
@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
GraphicsConsoleConOutOutputString (
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.
Implements SIMPLE_TEXT_OUTPUT.TestString().
If one of the characters in the *Wstring is neither valid valid Unicode
drawing characters, not ASCII code, then this function will return
EFI_UNSUPPORTED
@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
GraphicsConsoleConOutTestString (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN CHAR16 *WString
);
/**
Returns information for an available text mode that the output device(s)
supports
Implements SIMPLE_TEXT_OUTPUT.QueryMode().
It returnes information for an available text mode that the Graphics Console supports.
In this driver,we only support text mode 80x25, which is defined as mode 0.
@param This Protocol instance pointer.
@param ModeNumber The mode number to return information on.
@param Columns The returned columns of the requested mode.
@param Rows The returned rows of the requested mode.
@retval EFI_SUCCESS The requested mode information is returned.
@retval EFI_UNSUPPORTED The mode number is not valid.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleConOutQueryMode (
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.
Implements SIMPLE_TEXT_OUTPUT.SetMode().
Set the Graphics Console to a specified mode. In this driver, we only support mode 0.
@param This Protocol instance pointer.
@param ModeNumber The text mode to set.
@retval EFI_SUCCESS The requested text mode is set.
@retval EFI_DEVICE_ERROR The requested text mode cannot be set because of
Graphics Console device error.
@retval EFI_UNSUPPORTED The text mode number is not valid.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleConOutSetMode (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN UINTN ModeNumber
);
/**
Sets the background and foreground colors for the OutputString () and
ClearScreen () functions.
Implements SIMPLE_TEXT_OUTPUT.SetAttribute().
@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.
@retval EFI_SUCCESS The requested attribute is set.
@retval EFI_DEVICE_ERROR The requested attribute cannot be set due to Graphics Console port error.
@retval EFI_UNSUPPORTED The attribute requested is not defined.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleConOutSetAttribute (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN UINTN Attribute
);
/**
Clears the output device(s) display to the currently selected background
color.
Implements SIMPLE_TEXT_OUTPUT.ClearScreen().
@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
GraphicsConsoleConOutClearScreen (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
);
/**
Sets the current coordinates of the cursor position.
Implements SIMPLE_TEXT_OUTPUT.SetCursorPosition().
@param This Protocol instance pointer.
@param Column 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 ().
@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
EFIAPI
GraphicsConsoleConOutSetCursorPosition (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN UINTN Column,
IN UINTN Row
);
/**
Makes the cursor visible or invisible.
Implements SIMPLE_TEXT_OUTPUT.EnableCursor().
@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.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleConOutEnableCursor (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN BOOLEAN Visible
);
/**
Test to see if Graphics Console could be supported on the Controller.
Graphics Console could be supported if Graphics Output Protocol or UGA Draw
Protocol exists on the Controller. (UGA Draw Protocol could be skipped
if PcdUgaConsumeSupport is set to FALSE.)
@param This Protocol instance pointer.
@param Controller 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
GraphicsConsoleControllerDriverSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Start this driver on Controller by opening Graphics Output protocol or
UGA Draw protocol, and installing Simple Text Out protocol on Controller.
(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
@param This Protocol instance pointer.
@param Controller Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCESS This driver is added to Controller.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleControllerDriverStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
/**
Stop this driver on Controller by removing Simple Text Out protocol
and closing the Graphics Output Protocol or UGA Draw protocol on Controller.
(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
@param This Protocol instance pointer.
@param Controller 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 Controller.
@retval EFI_NOT_STARTED Simple Text Out protocol could not be found the
Controller.
@retval other This driver was not removed from this device.
**/
EFI_STATUS
EFIAPI
GraphicsConsoleControllerDriverStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE Controller,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
/**
Locate HII Database protocol and HII Font protocol.
@retval EFI_SUCCESS HII Database protocol and HII Font protocol
are located successfully.
@return other Failed to locate HII Database protocol or
HII Font protocol.
**/
EFI_STATUS
EfiLocateHiiProtocol (
VOID
);
/**
Gets Graphics Console devcie's foreground color and background color.
@param This Protocol instance pointer.
@param Foreground Returned text foreground color.
@param Background Returned text background color.
@retval EFI_SUCCESS It returned always.
**/
EFI_STATUS
GetTextColors (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground,
OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background
);
/**
Draw Unicode string on the Graphics Console device's screen.
@param This Protocol instance pointer.
@param UnicodeWeight One Unicode string to be displayed.
@param Count The count of Unicode string.
@retval EFI_OUT_OF_RESOURCES If no memory resource to use.
@retval EFI_UNSUPPORTED If no Graphics Output protocol and UGA Draw
protocol exist.
@retval EFI_SUCCESS Drawing Unicode string implemented successfully.
**/
EFI_STATUS
DrawUnicodeWeightAtCursorN (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
IN CHAR16 *UnicodeWeight,
IN UINTN Count
);
/**
Flush the cursor on the screen.
If CursorVisible is FALSE, nothing to do and return directly.
If CursorVisible is TRUE,
i) If the cursor shows on screen, it will be erased.
ii) If the cursor does not show on screen, it will be shown.
@param This Protocol instance pointer.
@retval EFI_SUCCESS The cursor is erased successfully.
**/
EFI_STATUS
FlushCursor (
IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
);
/**
Check if the current specific mode supported the user defined resolution
for the Graphics Console device based on Graphics Output Protocol.
If yes, set the graphic device's current mode to this specific mode.
@param GraphicsOutput Graphics Output Protocol instance pointer.
@param HorizontalResolution User defined horizontal resolution
@param VerticalResolution User defined vertical resolution.
@param CurrentModeNumber Current specific mode to be check.
@retval EFI_SUCCESS The mode is supported.
@retval EFI_UNSUPPORTED The specific mode is out of range of graphics
device supported.
@retval other The specific mode does not support user defined
resolution or failed to set the current mode to the
specific mode on graphics device.
**/
EFI_STATUS
CheckModeSupported (
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput,
IN UINT32 HorizontalResolution,
IN UINT32 VerticalResolution,
OUT UINT32 *CurrentModeNumber
);
#endif
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