601 lines
23 KiB
C
601 lines
23 KiB
C
/** @file
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Header file for GraphicsConsole driver.
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Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _GRAPHICS_CONSOLE_H_
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#define _GRAPHICS_CONSOLE_H_
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#include <Uefi.h>
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#include <Protocol/SimpleTextOut.h>
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#include <Protocol/GraphicsOutput.h>
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#include <Protocol/UgaDraw.h>
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#include <Protocol/DevicePath.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/HiiLib.h>
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#include <Library/BaseLib.h>
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#include <Library/PcdLib.h>
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#include <Guid/MdeModuleHii.h>
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#include <Protocol/HiiFont.h>
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#include <Protocol/HiiDatabase.h>
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extern EFI_COMPONENT_NAME_PROTOCOL gGraphicsConsoleComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gGraphicsConsoleComponentName2;
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extern EFI_DRIVER_BINDING_PROTOCOL gGraphicsConsoleDriverBinding;
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extern EFI_NARROW_GLYPH gUsStdNarrowGlyphData[];
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extern UINT32 mNarrowFontSize;
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typedef union {
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EFI_NARROW_GLYPH NarrowGlyph;
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EFI_WIDE_GLYPH WideGlyph;
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} GLYPH_UNION;
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//
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// Device Structure
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//
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#define GRAPHICS_CONSOLE_DEV_SIGNATURE SIGNATURE_32 ('g', 's', 't', 'o')
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typedef struct {
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UINTN Columns;
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UINTN Rows;
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INTN DeltaX;
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INTN DeltaY;
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UINT32 GopWidth;
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UINT32 GopHeight;
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UINT32 GopModeNumber;
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} GRAPHICS_CONSOLE_MODE_DATA;
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typedef struct {
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UINTN Signature;
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EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
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EFI_UGA_DRAW_PROTOCOL *UgaDraw;
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EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOutput;
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EFI_SIMPLE_TEXT_OUTPUT_MODE SimpleTextOutputMode;
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GRAPHICS_CONSOLE_MODE_DATA *ModeData;
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL *LineBuffer;
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} GRAPHICS_CONSOLE_DEV;
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#define GRAPHICS_CONSOLE_CON_OUT_DEV_FROM_THIS(a) \
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CR (a, GRAPHICS_CONSOLE_DEV, SimpleTextOutput, GRAPHICS_CONSOLE_DEV_SIGNATURE)
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//
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// EFI Component Name Functions
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//
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/**
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Retrieves a Unicode string that is the user readable name of the driver.
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This function retrieves the user readable name of a driver in the form of a
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Unicode string. If the driver specified by This has a user readable name in
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the language specified by Language, then a pointer to the driver name is
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returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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by This does not support the language specified by Language,
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then EFI_UNSUPPORTED is returned.
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@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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EFI_COMPONENT_NAME_PROTOCOL instance.
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@param Language[in] A pointer to a Null-terminated ASCII string
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array indicating the language. This is the
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language of the driver name that the caller is
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requesting, and it must match one of the
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languages specified in SupportedLanguages. The
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number of languages supported by a driver is up
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to the driver writer. Language is specified
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in RFC 4646 or ISO 639-2 language code format.
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@param DriverName[out] A pointer to the Unicode string to return.
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This Unicode string is the name of the
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driver specified by This in the language
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specified by Language.
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@retval EFI_SUCCESS The Unicode string for the Driver specified by
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This and the language specified by Language was
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returned in DriverName.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER DriverName is NULL.
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@retval EFI_UNSUPPORTED The driver specified by This does not support
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the language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleComponentNameGetDriverName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language,
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OUT CHAR16 **DriverName
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);
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/**
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Retrieves a Unicode string that is the user readable name of the controller
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that is being managed by a driver.
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This function retrieves the user readable name of the controller specified by
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ControllerHandle and ChildHandle in the form of a Unicode string. If the
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driver specified by This has a user readable name in the language specified by
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Language, then a pointer to the controller name is returned in ControllerName,
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and EFI_SUCCESS is returned. If the driver specified by This is not currently
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managing the controller specified by ControllerHandle and ChildHandle,
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then EFI_UNSUPPORTED is returned. If the driver specified by This does not
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support the language specified by Language, then EFI_UNSUPPORTED is returned.
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@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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EFI_COMPONENT_NAME_PROTOCOL instance.
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@param ControllerHandle[in] The handle of a controller that the driver
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specified by This is managing. This handle
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specifies the controller whose name is to be
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returned.
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@param ChildHandle[in] The handle of the child controller to retrieve
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the name of. This is an optional parameter that
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may be NULL. It will be NULL for device
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drivers. It will also be NULL for a bus drivers
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that wish to retrieve the name of the bus
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controller. It will not be NULL for a bus
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driver that wishes to retrieve the name of a
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child controller.
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@param Language[in] A pointer to a Null-terminated ASCII string
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array indicating the language. This is the
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language of the driver name that the caller is
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requesting, and it must match one of the
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languages specified in SupportedLanguages. The
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number of languages supported by a driver is up
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to the driver writer. Language is specified in
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RFC 4646 or ISO 639-2 language code format.
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@param ControllerName[out] A pointer to the Unicode string to return.
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This Unicode string is the name of the
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controller specified by ControllerHandle and
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ChildHandle in the language specified by
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Language from the point of view of the driver
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specified by This.
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@retval EFI_SUCCESS The Unicode string for the user readable name in
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the language specified by Language for the
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driver specified by This was returned in
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DriverName.
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@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
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@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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EFI_HANDLE.
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@retval EFI_INVALID_PARAMETER Language is NULL.
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@retval EFI_INVALID_PARAMETER ControllerName is NULL.
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@retval EFI_UNSUPPORTED The driver specified by This is not currently
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managing the controller specified by
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ControllerHandle and ChildHandle.
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@retval EFI_UNSUPPORTED The driver specified by This does not support
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the language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleComponentNameGetControllerName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language,
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OUT CHAR16 **ControllerName
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);
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/**
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Reset the text output device hardware and optionally run diagnostics.
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Implements SIMPLE_TEXT_OUTPUT.Reset().
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If ExtendeVerification is TRUE, then perform dependent Graphics Console
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device reset, and set display mode to mode 0.
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If ExtendedVerification is FALSE, only set display mode to mode 0.
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@param This Protocol instance pointer.
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@param ExtendedVerification Indicates that the driver may perform a more
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exhaustive verification operation of the device
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during reset.
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@retval EFI_SUCCESS The text output device was reset.
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@retval EFI_DEVICE_ERROR The text output device is not functioning correctly and
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could not be reset.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutReset (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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);
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/**
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Write a Unicode string to the output device.
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Implements SIMPLE_TEXT_OUTPUT.OutputString().
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The Unicode string will be converted to Glyphs and will be
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sent to the Graphics Console.
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@param This Protocol instance pointer.
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@param WString The NULL-terminated Unicode string to be displayed
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on the output device(s). All output devices must
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also support the Unicode drawing defined in this file.
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@retval EFI_SUCCESS The string was output to the device.
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@retval EFI_DEVICE_ERROR The device reported an error while attempting to output
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the text.
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@retval EFI_UNSUPPORTED The output device's mode is not currently in a
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defined text mode.
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@retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the
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characters in the Unicode string could not be
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rendered and were skipped.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutOutputString (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN CHAR16 *WString
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);
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/**
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Verifies that all characters in a Unicode string can be output to the
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target device.
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Implements SIMPLE_TEXT_OUTPUT.TestString().
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If one of the characters in the *Wstring is neither valid valid Unicode
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drawing characters, not ASCII code, then this function will return
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EFI_UNSUPPORTED
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@param This Protocol instance pointer.
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@param WString The NULL-terminated Unicode string to be examined for the output
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device(s).
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@retval EFI_SUCCESS The device(s) are capable of rendering the output string.
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@retval EFI_UNSUPPORTED Some of the characters in the Unicode string cannot be
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rendered by one or more of the output devices mapped
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by the EFI handle.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutTestString (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN CHAR16 *WString
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);
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/**
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Returns information for an available text mode that the output device(s)
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supports
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Implements SIMPLE_TEXT_OUTPUT.QueryMode().
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It returnes information for an available text mode that the Graphics Console supports.
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In this driver,we only support text mode 80x25, which is defined as mode 0.
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@param This Protocol instance pointer.
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@param ModeNumber The mode number to return information on.
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@param Columns The returned columns of the requested mode.
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@param Rows The returned rows of the requested mode.
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@retval EFI_SUCCESS The requested mode information is returned.
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@retval EFI_UNSUPPORTED The mode number is not valid.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutQueryMode (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN ModeNumber,
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OUT UINTN *Columns,
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OUT UINTN *Rows
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);
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/**
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Sets the output device(s) to a specified mode.
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Implements SIMPLE_TEXT_OUTPUT.SetMode().
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Set the Graphics Console to a specified mode. In this driver, we only support mode 0.
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@param This Protocol instance pointer.
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@param ModeNumber The text mode to set.
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@retval EFI_SUCCESS The requested text mode is set.
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@retval EFI_DEVICE_ERROR The requested text mode cannot be set because of
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Graphics Console device error.
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@retval EFI_UNSUPPORTED The text mode number is not valid.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutSetMode (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN ModeNumber
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);
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/**
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Sets the background and foreground colors for the OutputString () and
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ClearScreen () functions.
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Implements SIMPLE_TEXT_OUTPUT.SetAttribute().
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@param This Protocol instance pointer.
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@param Attribute The attribute to set. Bits 0..3 are the foreground
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color, and bits 4..6 are the background color.
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All other bits are undefined and must be zero.
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@retval EFI_SUCCESS The requested attribute is set.
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@retval EFI_DEVICE_ERROR The requested attribute cannot be set due to Graphics Console port error.
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@retval EFI_UNSUPPORTED The attribute requested is not defined.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutSetAttribute (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN Attribute
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);
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/**
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Clears the output device(s) display to the currently selected background
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color.
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Implements SIMPLE_TEXT_OUTPUT.ClearScreen().
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@param This Protocol instance pointer.
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@retval EFI_SUCCESS The operation completed successfully.
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@retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
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@retval EFI_UNSUPPORTED The output device is not in a valid text mode.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutClearScreen (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
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);
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/**
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Sets the current coordinates of the cursor position.
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Implements SIMPLE_TEXT_OUTPUT.SetCursorPosition().
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@param This Protocol instance pointer.
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@param Column The position to set the cursor to. Must be greater than or
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equal to zero and less than the number of columns and rows
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by QueryMode ().
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@param Row The position to set the cursor to. Must be greater than or
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equal to zero and less than the number of columns and rows
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by QueryMode ().
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@retval EFI_SUCCESS The operation completed successfully.
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@retval EFI_DEVICE_ERROR The device had an error and could not complete the request.
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@retval EFI_UNSUPPORTED The output device is not in a valid text mode, or the
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cursor position is invalid for the current mode.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutSetCursorPosition (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN UINTN Column,
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IN UINTN Row
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);
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/**
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Makes the cursor visible or invisible.
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Implements SIMPLE_TEXT_OUTPUT.EnableCursor().
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@param This Protocol instance pointer.
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@param Visible If TRUE, the cursor is set to be visible, If FALSE,
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the cursor is set to be invisible.
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@retval EFI_SUCCESS The operation completed successfully.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleConOutEnableCursor (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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IN BOOLEAN Visible
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);
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/**
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Test to see if Graphics Console could be supported on the Controller.
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Graphics Console could be supported if Graphics Output Protocol or UGA Draw
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Protocol exists on the Controller. (UGA Draw Protocol could be skipped
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if PcdUgaConsumeSupport is set to FALSE.)
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@param This Protocol instance pointer.
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@param Controller Handle of device to test.
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver supports this device.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleControllerDriverSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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/**
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Start this driver on Controller by opening Graphics Output protocol or
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UGA Draw protocol, and installing Simple Text Out protocol on Controller.
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(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
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@param This Protocol instance pointer.
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@param Controller Handle of device to bind driver to
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver is added to Controller.
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@retval other This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleControllerDriverStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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/**
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Stop this driver on Controller by removing Simple Text Out protocol
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and closing the Graphics Output Protocol or UGA Draw protocol on Controller.
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(UGA Draw protocol could be skipped if PcdUgaConsumeSupport is set to FALSE.)
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@param This Protocol instance pointer.
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@param Controller Handle of device to stop driver on
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@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
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children is zero stop the entire bus driver.
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@param ChildHandleBuffer List of Child Handles to Stop.
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@retval EFI_SUCCESS This driver is removed Controller.
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@retval EFI_NOT_STARTED Simple Text Out protocol could not be found the
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Controller.
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@retval other This driver was not removed from this device.
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**/
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EFI_STATUS
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EFIAPI
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GraphicsConsoleControllerDriverStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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);
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/**
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Locate HII Database protocol and HII Font protocol.
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@retval EFI_SUCCESS HII Database protocol and HII Font protocol
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are located successfully.
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@return other Failed to locate HII Database protocol or
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HII Font protocol.
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**/
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EFI_STATUS
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EfiLocateHiiProtocol (
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VOID
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);
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/**
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Gets Graphics Console devcie's foreground color and background color.
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@param This Protocol instance pointer.
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@param Foreground Returned text foreground color.
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@param Background Returned text background color.
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@retval EFI_SUCCESS It returned always.
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**/
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EFI_STATUS
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GetTextColors (
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IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Foreground,
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OUT EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Background
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);
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/**
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Draw Unicode string on the Graphics Console device's screen.
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@param This Protocol instance pointer.
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@param UnicodeWeight One Unicode string to be displayed.
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@param Count The count of Unicode string.
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@retval EFI_OUT_OF_RESOURCES If no memory resource to use.
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@retval EFI_UNSUPPORTED If no Graphics Output protocol and UGA Draw
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protocol exist.
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|
@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
|