--- /dev/null
+/** @file
+ Simple Text Out protocol from the UEFI 2.0 specification.
+
+ Abstraction of a very simple text based output device like VGA text mode or
+ a serial terminal. The Simple Text Out protocol instance can represent
+ a single hardware device or a virtual device that is an aggregation
+ of multiple physical devices.
+
+Copyright (c) 2006 - 2010, 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 that 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 __SIMPLE_TEXT_OUT_H__
+#define __SIMPLE_TEXT_OUT_H__
+
+FILE_LICENCE ( BSD3 );
+
+#define EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID \
+ { \
+ 0x387477c2, 0x69c7, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \
+ }
+
+///
+/// Protocol GUID defined in EFI1.1.
+///
+#define SIMPLE_TEXT_OUTPUT_PROTOCOL EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID
+
+typedef struct _EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL;
+
+///
+/// Backward-compatible with EFI1.1.
+///
+typedef EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SIMPLE_TEXT_OUTPUT_INTERFACE;
+
+//
+// Define's for required EFI Unicode Box Draw characters
+//
+#define BOXDRAW_HORIZONTAL 0x2500
+#define BOXDRAW_VERTICAL 0x2502
+#define BOXDRAW_DOWN_RIGHT 0x250c
+#define BOXDRAW_DOWN_LEFT 0x2510
+#define BOXDRAW_UP_RIGHT 0x2514
+#define BOXDRAW_UP_LEFT 0x2518
+#define BOXDRAW_VERTICAL_RIGHT 0x251c
+#define BOXDRAW_VERTICAL_LEFT 0x2524
+#define BOXDRAW_DOWN_HORIZONTAL 0x252c
+#define BOXDRAW_UP_HORIZONTAL 0x2534
+#define BOXDRAW_VERTICAL_HORIZONTAL 0x253c
+#define BOXDRAW_DOUBLE_HORIZONTAL 0x2550
+#define BOXDRAW_DOUBLE_VERTICAL 0x2551
+#define BOXDRAW_DOWN_RIGHT_DOUBLE 0x2552
+#define BOXDRAW_DOWN_DOUBLE_RIGHT 0x2553
+#define BOXDRAW_DOUBLE_DOWN_RIGHT 0x2554
+#define BOXDRAW_DOWN_LEFT_DOUBLE 0x2555
+#define BOXDRAW_DOWN_DOUBLE_LEFT 0x2556
+#define BOXDRAW_DOUBLE_DOWN_LEFT 0x2557
+#define BOXDRAW_UP_RIGHT_DOUBLE 0x2558
+#define BOXDRAW_UP_DOUBLE_RIGHT 0x2559
+#define BOXDRAW_DOUBLE_UP_RIGHT 0x255a
+#define BOXDRAW_UP_LEFT_DOUBLE 0x255b
+#define BOXDRAW_UP_DOUBLE_LEFT 0x255c
+#define BOXDRAW_DOUBLE_UP_LEFT 0x255d
+#define BOXDRAW_VERTICAL_RIGHT_DOUBLE 0x255e
+#define BOXDRAW_VERTICAL_DOUBLE_RIGHT 0x255f
+#define BOXDRAW_DOUBLE_VERTICAL_RIGHT 0x2560
+#define BOXDRAW_VERTICAL_LEFT_DOUBLE 0x2561
+#define BOXDRAW_VERTICAL_DOUBLE_LEFT 0x2562
+#define BOXDRAW_DOUBLE_VERTICAL_LEFT 0x2563
+#define BOXDRAW_DOWN_HORIZONTAL_DOUBLE 0x2564
+#define BOXDRAW_DOWN_DOUBLE_HORIZONTAL 0x2565
+#define BOXDRAW_DOUBLE_DOWN_HORIZONTAL 0x2566
+#define BOXDRAW_UP_HORIZONTAL_DOUBLE 0x2567
+#define BOXDRAW_UP_DOUBLE_HORIZONTAL 0x2568
+#define BOXDRAW_DOUBLE_UP_HORIZONTAL 0x2569
+#define BOXDRAW_VERTICAL_HORIZONTAL_DOUBLE 0x256a
+#define BOXDRAW_VERTICAL_DOUBLE_HORIZONTAL 0x256b
+#define BOXDRAW_DOUBLE_VERTICAL_HORIZONTAL 0x256c
+
+//
+// EFI Required Block Elements Code Chart
+//
+#define BLOCKELEMENT_FULL_BLOCK 0x2588
+#define BLOCKELEMENT_LIGHT_SHADE 0x2591
+
+//
+// EFI Required Geometric Shapes Code Chart
+//
+#define GEOMETRICSHAPE_UP_TRIANGLE 0x25b2
+#define GEOMETRICSHAPE_RIGHT_TRIANGLE 0x25ba
+#define GEOMETRICSHAPE_DOWN_TRIANGLE 0x25bc
+#define GEOMETRICSHAPE_LEFT_TRIANGLE 0x25c4
+
+//
+// EFI Required Arrow shapes
+//
+#define ARROW_LEFT 0x2190
+#define ARROW_UP 0x2191
+#define ARROW_RIGHT 0x2192
+#define ARROW_DOWN 0x2193
+
+//
+// EFI Console Colours
+//
+#define EFI_BLACK 0x00
+#define EFI_BLUE 0x01
+#define EFI_GREEN 0x02
+#define EFI_CYAN (EFI_BLUE | EFI_GREEN)
+#define EFI_RED 0x04
+#define EFI_MAGENTA (EFI_BLUE | EFI_RED)
+#define EFI_BROWN (EFI_GREEN | EFI_RED)
+#define EFI_LIGHTGRAY (EFI_BLUE | EFI_GREEN | EFI_RED)
+#define EFI_BRIGHT 0x08
+#define EFI_DARKGRAY (EFI_BRIGHT)
+#define EFI_LIGHTBLUE (EFI_BLUE | EFI_BRIGHT)
+#define EFI_LIGHTGREEN (EFI_GREEN | EFI_BRIGHT)
+#define EFI_LIGHTCYAN (EFI_CYAN | EFI_BRIGHT)
+#define EFI_LIGHTRED (EFI_RED | EFI_BRIGHT)
+#define EFI_LIGHTMAGENTA (EFI_MAGENTA | EFI_BRIGHT)
+#define EFI_YELLOW (EFI_BROWN | EFI_BRIGHT)
+#define EFI_WHITE (EFI_BLUE | EFI_GREEN | EFI_RED | EFI_BRIGHT)
+
+#define EFI_TEXT_ATTR(f, b) ((f) | ((b) << 4))
+
+#define EFI_BACKGROUND_BLACK 0x00
+#define EFI_BACKGROUND_BLUE 0x10
+#define EFI_BACKGROUND_GREEN 0x20
+#define EFI_BACKGROUND_CYAN (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN)
+#define EFI_BACKGROUND_RED 0x40
+#define EFI_BACKGROUND_MAGENTA (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_BROWN (EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+#define EFI_BACKGROUND_LIGHTGRAY (EFI_BACKGROUND_BLUE | EFI_BACKGROUND_GREEN | EFI_BACKGROUND_RED)
+
+//
+// We currently define attributes from 0 - 7F for color manipulations
+// To internally handle the local display characteristics for a particular character,
+// Bit 7 signifies the local glyph representation for a character. If turned on, glyphs will be
+// pulled from the wide glyph database and will display locally as a wide character (16 X 19 versus 8 X 19)
+// If bit 7 is off, the narrow glyph database will be used. This does NOT affect information that is sent to
+// non-local displays, such as serial or LAN consoles.
+//
+#define EFI_WIDE_ATTRIBUTE 0x80
+
+/**
+ Reset the text output device hardware and optionaly run diagnostics
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_RESET)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ Write a string to the output device.
+
+ @param This The protocol instance pointer.
+ @param String The NULL-terminated string to be displayed on the output
+ device(s). All output devices must also support the Unicode
+ drawing character codes 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 string could not be
+ rendered and were skipped.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_STRING)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN CHAR16 *String
+ );
+
+/**
+ Verifies that all characters in a string can be output to the
+ target device.
+
+ @param This The protocol instance pointer.
+ @param String The NULL-terminated 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 string cannot be
+ rendered by one or more of the output devices mapped
+ by the EFI handle.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_TEST_STRING)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN CHAR16 *String
+ );
+
+/**
+ Returns information for an available text mode that the output device(s)
+ supports.
+
+ @param This The protocol instance pointer.
+ @param ModeNumber The mode number to return information on.
+ @param Columns Returns the geometry of the text output device for the
+ requested ModeNumber.
+ @param Rows Returns the geometry 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_QUERY_MODE)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN ModeNumber,
+ OUT UINTN *Columns,
+ OUT UINTN *Rows
+ );
+
+/**
+ Sets the output device(s) to a specified mode.
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_MODE)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN ModeNumber
+ );
+
+/**
+ Sets the background and foreground colors for the OutputString () and
+ ClearScreen () functions.
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_ATTRIBUTE)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN Attribute
+ );
+
+/**
+ Clears the output device(s) display to the currently selected background
+ color.
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_CLEAR_SCREEN)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This
+ );
+
+/**
+ Sets the current coordinates of the cursor position
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_SET_CURSOR_POSITION)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN UINTN Column,
+ IN UINTN Row
+ );
+
+/**
+ Makes the cursor visible or invisible
+
+ @param This The 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.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_TEXT_ENABLE_CURSOR)(
+ IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
+ IN BOOLEAN Visible
+ );
+
+/**
+ @par Data Structure Description:
+ Mode Structure pointed to by Simple Text Out protocol.
+**/
+typedef struct {
+ ///
+ /// The number of modes supported by QueryMode () and SetMode ().
+ ///
+ INT32 MaxMode;
+
+ //
+ // current settings
+ //
+
+ ///
+ /// The text mode of the output device(s).
+ ///
+ INT32 Mode;
+ ///
+ /// The current character output attribute.
+ ///
+ INT32 Attribute;
+ ///
+ /// The cursor's column.
+ ///
+ INT32 CursorColumn;
+ ///
+ /// The cursor's row.
+ ///
+ INT32 CursorRow;
+ ///
+ /// The cursor is currently visbile or not.
+ ///
+ BOOLEAN CursorVisible;
+} EFI_SIMPLE_TEXT_OUTPUT_MODE;
+
+///
+/// The SIMPLE_TEXT_OUTPUT protocol is used to control text-based output devices.
+/// It is the minimum required protocol for any handle supplied as the ConsoleOut
+/// or StandardError device. In addition, the minimum supported text mode of such
+/// devices is at least 80 x 25 characters.
+///
+struct _EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
+ EFI_TEXT_RESET Reset;
+
+ EFI_TEXT_STRING OutputString;
+ EFI_TEXT_TEST_STRING TestString;
+
+ EFI_TEXT_QUERY_MODE QueryMode;
+ EFI_TEXT_SET_MODE SetMode;
+ EFI_TEXT_SET_ATTRIBUTE SetAttribute;
+
+ EFI_TEXT_CLEAR_SCREEN ClearScreen;
+ EFI_TEXT_SET_CURSOR_POSITION SetCursorPosition;
+ EFI_TEXT_ENABLE_CURSOR EnableCursor;
+
+ ///
+ /// Pointer to SIMPLE_TEXT_OUTPUT_MODE data.
+ ///
+ EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
+};
+
+extern EFI_GUID gEfiSimpleTextOutProtocolGuid;
+
+#endif
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