diff options
Diffstat (limited to 'ShellPkg/Application/Shell/ConsoleLogger.h')
| -rw-r--r-- | ShellPkg/Application/Shell/ConsoleLogger.h | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/ShellPkg/Application/Shell/ConsoleLogger.h b/ShellPkg/Application/Shell/ConsoleLogger.h new file mode 100644 index 0000000000..b076f77473 --- /dev/null +++ b/ShellPkg/Application/Shell/ConsoleLogger.h @@ -0,0 +1,329 @@ +/** @file + Provides interface to shell console logger. + + Copyright (c) 2009 - 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 + 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 _CONSOLE_LOGGER_HEADER_ +#define _CONSOLE_LOGGER_HEADER_ + +#include "Shell.h" + +#define CONSOLE_LOGGER_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('c', 'o', 'P', 'D') + +typedef struct _CONSOLE_LOGGER_PRIVATE_DATA{ + UINTN Signature; + EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL OurConOut; ///< the protocol we installed onto the system table + EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *OldConOut; ///< old protocol to reinstall upon exiting + EFI_HANDLE OldConHandle; ///< old protocol handle + UINTN ScreenCount; ///< How many screens worth of data to save + CHAR16 *Buffer; ///< Buffer to save data + UINTN BufferSize; ///< size of buffer in bytes + + // start row is the top of the screen + UINTN OriginalStartRow; ///< What the originally visible start row was + UINTN CurrentStartRow; ///< what the currently visible start row is + + UINTN RowsPerScreen; ///< how many rows the screen can display + UINTN ColsPerScreen; ///< how many columns the screen can display + + INT32 *Attributes; ///< Buffer for Attribute to be saved for each character + UINTN AttribSize; ///< Size of Attributes in bytes + + EFI_SIMPLE_TEXT_OUTPUT_MODE HistoryMode; ///< mode of the history log + BOOLEAN Enabled; ///< Set to FALSE when a break is requested. + UINTN RowCounter; ///< Initial row of each print job. +} CONSOLE_LOGGER_PRIVATE_DATA; + +#define CONSOLE_LOGGER_PRIVATE_DATA_FROM_THIS(a) CR (a, CONSOLE_LOGGER_PRIVATE_DATA, OurConOut, CONSOLE_LOGGER_PRIVATE_DATA_SIGNATURE) + +/** + Install our intermediate ConOut into the system table to + keep a log of all the info that is displayed to the user. + + @param[in] ScreensToSave Sets how many screen-worths of data to save. + @param[out] ConsoleInfo The object to pass into later functions. + + @retval EFI_SUCCESS The operation was successful. + @return other The operation failed. + + @sa ConsoleLoggerResetBuffers + @sa InstallProtocolInterface +**/ +EFI_STATUS +EFIAPI +ConsoleLoggerInstall( + IN CONST UINTN ScreensToSave, + OUT CONSOLE_LOGGER_PRIVATE_DATA **ConsoleInfo + ); + +/** + Return the system to the state it was before InstallConsoleLogger + was installed. + + @param[in, out] ConsoleInfo The object from the install function. + + @retval EFI_SUCCESS The operation was successful + @return other The operation failed. This was from UninstallProtocolInterface. +**/ +EFI_STATUS +EFIAPI +ConsoleLoggerUninstall( + IN OUT CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo + ); + +/** + Displays previously logged output back to the screen. + + This will scroll the screen forwards and backwards through the log of previous + output. If Rows is 0 then the size of 1/2 the screen will be scrolled. If Rows + is (UINTN)(-1) then the size of the screen will be scrolled. + + @param[in] Forward If TRUE then the log will be displayed forwards (scroll to newer). + If FALSE then the log will be displayed backwards (scroll to older). + @param[in] Rows Determines how many rows the log should scroll. + @param[in] ConsoleInfo The pointer to the instance of the console logger information. +**/ +EFI_STATUS +EFIAPI +ConsoleLoggerDisplayHistory( + IN CONST BOOLEAN Forward, + IN CONST UINTN Rows, + IN CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo + ); + +/** + Function to return to normal output whent he scrolling is complete. + @param[in] ConsoleInfo The pointer to the instance of the console logger information. + + @retval EFI_SUCCESS The operation was successful. + @return other The operation failed. See UpdateDisplayFromHistory. + + @sa UpdateDisplayFromHistory +**/ +EFI_STATUS +EFIAPI +ConsoleLoggerStopHistory( + IN CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo + ); + +/** + Updates the hidden ConOut to be displaying the correct stuff. + @param[in] ConsoleInfo The pointer to the instance of the console logger information. + + @retval EFI_SUCCESS The operation was successful. + @return other The operation failed. +**/ +EFI_STATUS +EFIAPI +UpdateDisplayFromHistory( + IN CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo + ); + +/** + Reset the text output device hardware and optionaly run diagnostics + + @param This Pointer to EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL + @param ExtendedVerification Indicates that a more extensive test may be performed + + @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 +ConsoleLoggerReset ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN BOOLEAN ExtendedVerification + ); + +/** + Write a Unicode string to the output device. + + @param[in] This Protocol instance pointer. + @param[in] 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 +ConsoleLoggerOutputString( + 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[in] This Protocol instance pointer. + @param[in] 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 +ConsoleLoggerTestString ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN CHAR16 *WString + ); + +/** + Returns information for an available text mode that the output device(s) + supports. + + @param[in] This Protocol instance pointer. + @param[in] ModeNumber The mode number to return information on. + @param[out] Columns Upon return, the number of columns in the selected geometry + @param[out] Rows Upon return, the number of rows in the selected geometry + + @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 +ConsoleLoggerQueryMode ( + 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[in] This Protocol instance pointer. + @param[in] 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 +ConsoleLoggerSetMode ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN UINTN ModeNumber + ); + +/** + Sets the background and foreground colors for the OutputString () and + ClearScreen () functions. + + @param[in] This Protocol instance pointer. + @param[in] 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 +ConsoleLoggerSetAttribute ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN UINTN Attribute + ); + +/** + Clears the output device(s) display to the currently selected background + color. + + @param[in] 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 +ConsoleLoggerClearScreen ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This + ); + +/** + Sets the current coordinates of the cursor position. + + @param[in] This Protocol instance pointer. + @param[in] Column Column to put the cursor in. Must be between zero and Column returned from QueryMode + @param[in] Row Row to put the cursor in. Must be between zero and Row returned from 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 +ConsoleLoggerSetCursorPosition ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN UINTN Column, + IN UINTN Row + ); + +/** + Makes the cursor visible or invisible + + @param[in] This Protocol instance pointer. + @param[in] 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 +ConsoleLoggerEnableCursor ( + IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This, + IN BOOLEAN Visible + ); + +/** + Function to update and verify that the current buffers are correct. + + @param[in] ConsoleInfo The pointer to the instance of the console logger information. + + This will be used when a mode has changed or a reset ocurred to verify all + history buffers. +**/ +EFI_STATUS +EFIAPI +ConsoleLoggerResetBuffers( + IN CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo + ); + +#endif //_CONSOLE_LOGGER_HEADER_ + |