diff --git a/ShellPkg/Library/UefiShellLevel3CommandsLib/Cls.c b/ShellPkg/Library/UefiShellLevel3CommandsLib/Cls.c
index 61b9ef854e..de79b825db 100644
--- a/ShellPkg/Library/UefiShellLevel3CommandsLib/Cls.c
+++ b/ShellPkg/Library/UefiShellLevel3CommandsLib/Cls.c
@@ -1,6 +1,7 @@
/** @file
Main file for attrib shell level 2 function.
+ (C) Copyright 2016 Hewlett Packard Enterprise Development LP
(C) Copyright 2015 Hewlett-Packard Development Company, L.P.
Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.
This program and the accompanying materials
@@ -15,6 +16,11 @@
#include "UefiShellLevel3CommandsLib.h"
+STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
+ {L"-sfo", TypeFlag},
+ {NULL, TypeMax}
+ };
+
/**
Function for 'cls' command.
@@ -31,10 +37,11 @@ ShellCommandRunCls (
EFI_STATUS Status;
LIST_ENTRY *Package;
UINTN Background;
- UINTN ForeColor;
+ UINTN Foreground;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
- CONST CHAR16 *Param1;
+ CONST CHAR16 *BackColorStr;
+ CONST CHAR16 *ForeColorStr;
//
// Initialize variables
@@ -42,6 +49,7 @@ ShellCommandRunCls (
ShellStatus = SHELL_SUCCESS;
ProblemParam = NULL;
Background = 0;
+ Foreground = 0;
//
// initialize the shell lib (we must be in non-auto-init...)
@@ -52,7 +60,7 @@ ShellCommandRunCls (
//
// parse the command line
//
- Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
+ Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"cls", ProblemParam);
@@ -67,55 +75,143 @@ ShellCommandRunCls (
//
if (ShellCommandLineGetFlag(Package, L"-?")) {
ASSERT(FALSE);
+ } else if (ShellCommandLineGetFlag (Package, L"-sfo")) {
+ if (ShellCommandLineGetCount (Package) > 1) {
+ ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"cls");
+ ShellStatus = SHELL_INVALID_PARAMETER;
+ } else {
+ Background = (gST->ConOut->Mode->Attribute >> 4) & 0x7;
+ Foreground = gST->ConOut->Mode->Attribute & 0x0F;
+ ShellPrintHiiEx (
+ -1,
+ -1,
+ NULL,
+ STRING_TOKEN (STR_CLS_OUTPUT_SFO),
+ gShellLevel3HiiHandle,
+ gST->ConOut->Mode->Attribute,
+ Foreground,
+ Background
+ );
+ }
} else {
//
// If there are 0 value parameters, clear sceen
//
- Param1 = ShellCommandLineGetRawValue(Package, 1);
- if (Param1 == NULL) {
+ BackColorStr = ShellCommandLineGetRawValue (Package, 1);
+ ForeColorStr = ShellCommandLineGetRawValue (Package, 2);
+
+ if (BackColorStr == NULL && ForeColorStr == NULL) {
//
// clear screen
//
gST->ConOut->ClearScreen (gST->ConOut);
- } else if (ShellCommandLineGetCount(Package) > 2) {
- ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"cls");
+ } else if (ShellCommandLineGetCount (Package) > 3) {
+ ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"cls");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
- if (ShellStrToUintn(Param1) > 7 || StrLen(Param1) > 1 || !ShellIsDecimalDigitCharacter(*Param1)) {
- ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel3HiiHandle, L"cls", Param1);
- ShellStatus = SHELL_INVALID_PARAMETER;
- } else {
- switch (ShellStrToUintn(Param1)) {
- case 0:
- Background = EFI_BACKGROUND_BLACK;
- break;
- case 1:
- Background = EFI_BACKGROUND_BLUE;
- break;
- case 2:
- Background = EFI_BACKGROUND_GREEN;
- break;
- case 3:
- Background = EFI_BACKGROUND_CYAN;
- break;
- case 4:
- Background = EFI_BACKGROUND_RED;
- break;
- case 5:
- Background = EFI_BACKGROUND_MAGENTA;
- break;
- case 6:
- Background = EFI_BACKGROUND_BROWN;
- break;
- case 7:
- Background = EFI_BACKGROUND_LIGHTGRAY;
- break;
+ if (BackColorStr != NULL) {
+ if ((ShellStrToUintn (BackColorStr) > 7) || (StrLen (BackColorStr) > 1) || (!ShellIsDecimalDigitCharacter (*BackColorStr))) {
+ ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel3HiiHandle, L"cls", BackColorStr);
+ ShellStatus = SHELL_INVALID_PARAMETER;
+ } else {
+ switch (ShellStrToUintn (BackColorStr)) {
+ case 0:
+ Background = EFI_BACKGROUND_BLACK;
+ break;
+ case 1:
+ Background = EFI_BACKGROUND_BLUE;
+ break;
+ case 2:
+ Background = EFI_BACKGROUND_GREEN;
+ break;
+ case 3:
+ Background = EFI_BACKGROUND_CYAN;
+ break;
+ case 4:
+ Background = EFI_BACKGROUND_RED;
+ break;
+ case 5:
+ Background = EFI_BACKGROUND_MAGENTA;
+ break;
+ case 6:
+ Background = EFI_BACKGROUND_BROWN;
+ break;
+ case 7:
+ Background = EFI_BACKGROUND_LIGHTGRAY;
+ break;
+ }
+
+ if (ForeColorStr != NULL) {
+ if ((ShellStrToUintn (ForeColorStr) > 15) || (StrLen (ForeColorStr) > 2) || (!ShellIsDecimalDigitCharacter (*ForeColorStr))) {
+ ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel3HiiHandle, L"cls", ForeColorStr);
+ ShellStatus = SHELL_INVALID_PARAMETER;
+ } else {
+ switch (ShellStrToUintn (ForeColorStr)) {
+ case 0:
+ Foreground = EFI_BLACK;
+ break;
+ case 1:
+ Foreground = EFI_BLUE;
+ break;
+ case 2:
+ Foreground = EFI_GREEN;
+ break;
+ case 3:
+ Foreground = EFI_CYAN;
+ break;
+ case 4:
+ Foreground = EFI_RED;
+ break;
+ case 5:
+ Foreground = EFI_MAGENTA;
+ break;
+ case 6:
+ Foreground = EFI_BROWN;
+ break;
+ case 7:
+ Foreground = EFI_LIGHTGRAY;
+ break;
+ case 8:
+ Foreground = EFI_DARKGRAY;
+ break;
+ case 9:
+ Foreground = EFI_LIGHTBLUE;
+ break;
+ case 10:
+ Foreground = EFI_LIGHTGREEN;
+ break;
+ case 11:
+ Foreground = EFI_LIGHTCYAN;
+ break;
+ case 12:
+ Foreground = EFI_LIGHTRED;
+ break;
+ case 13:
+ Foreground = EFI_LIGHTMAGENTA;
+ break;
+ case 14:
+ Foreground = EFI_YELLOW;
+ break;
+ case 15:
+ Foreground = EFI_WHITE;
+ break;
+ }
+ }
+ } else {
+ //
+ // Since foreground color is not modified, so retain
+ // existing foreground color without any change to it.
+ //
+ Foreground = gST->ConOut->Mode->Attribute & 0x0F;
+ }
+
+ if (ShellStatus == SHELL_SUCCESS) {
+ Status = gST->ConOut->SetAttribute (gST->ConOut, (Foreground | Background) & 0x7F);
+ ASSERT_EFI_ERROR (Status);
+ Status = gST->ConOut->ClearScreen (gST->ConOut);
+ ASSERT_EFI_ERROR (Status);
+ }
}
- ForeColor = (~ShellStrToUintn(Param1)) & 0xF;
- Status = gST->ConOut->SetAttribute (gST->ConOut, (ForeColor | Background) & 0x7F );
- ASSERT_EFI_ERROR(Status);
- Status = gST->ConOut->ClearScreen (gST->ConOut);
- ASSERT_EFI_ERROR(Status);
}
}
}
diff --git a/ShellPkg/Library/UefiShellLevel3CommandsLib/UefiShellLevel3CommandsLib.uni b/ShellPkg/Library/UefiShellLevel3CommandsLib/UefiShellLevel3CommandsLib.uni
index fc9c5d447c..bbcb752ac0 100644
--- a/ShellPkg/Library/UefiShellLevel3CommandsLib/UefiShellLevel3CommandsLib.uni
+++ b/ShellPkg/Library/UefiShellLevel3CommandsLib/UefiShellLevel3CommandsLib.uni
@@ -1,5 +1,6 @@
// /**
//
+// (C) Copyright 2016 Hewlett Packard Enterprise Development LP
// (C) Copyright 2013-2015 Hewlett-Packard Development Company, L.P.
// Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.
// This program and the accompanying materials
@@ -82,6 +83,7 @@
#string STR_ALIAS_OUTPUT #language en-US "%1c %10s:%s\r\n"
#string STR_GET_MTC_OUTPUT #language en-US "%016Lx\r\n"
+#string STR_CLS_OUTPUT_SFO #language en-US "ConOutAttribInfo,"%d","%d","%d"\r\n"
#string STR_GET_HELP_HELP #language en-US ""
".TH help 0 "Displays help information from the UEFI Shell."\r\n"
@@ -201,38 +203,62 @@
#string STR_GET_HELP_CLS #language en-US ""
".TH cls 0 "clear screen"\r\n"
".SH NAME\r\n"
-"Clears standard output and optionally changes background color.\r\n"
+"Clears the console output and optionally changes the background and foreground color.\r\n"
".SH SYNOPSIS\r\n"
" \r\n"
-"CLS [color]\r\n"
+"CLS [background] [foreground] | [-sfo]\r\n"
".SH OPTIONS\r\n"
" \r\n"
-" color - Sets a new background color:\r\n"
-" 0 - Black\r\n"
-" 1 - Blue\r\n"
-" 2 - Green\r\n"
-" 3 - Cyan\r\n"
-" 4 - Red\r\n"
-" 5 - Magenta\r\n"
-" 6 - Yellow\r\n"
-" 7 - Light gray\r\n"
+" background - Sets a new background color:\r\n"
+" 0 - Black\r\n"
+" 1 - Blue\r\n"
+" 2 - Green\r\n"
+" 3 - Cyan\r\n"
+" 4 - Red\r\n"
+" 5 - Magenta\r\n"
+" 6 - Yellow\r\n"
+" 7 - Light gray\r\n"
+" foreground - Sets a new foreground color:\r\n"
+" 0 - Black\r\n"
+" 1 - Blue\r\n"
+" 2 - Green\r\n"
+" 3 - Cyan\r\n"
+" 4 - Red\r\n"
+" 5 - Magenta\r\n"
+" 6 - Yellow\r\n"
+" 7 - Light gray\r\n"
+" 8 - Dark gray\r\n"
+" 9 - Light blue\r\n"
+" 10 - Light green\r\n"
+" 11 - Light cyan\r\n"
+" 12 - Light red\r\n"
+" 13 - Light magenta\r\n"
+" 14 - Yellow\r\n"
+" 15 - White\r\n"
+" -sfo - Displays current console color settings in Standard Format\r\n"
+" Output.\r\n"
".SH DESCRIPTION\r\n"
" \r\n"
"NOTES:\r\n"
" 1. This command clears the standard output device with an optional\r\n"
-" background color attribute. If a color is not specified, then the\r\n"
-" background color does not change.\r\n"
+" background and foreground color attribute.\r\n"
+" 2. If background color is not specified, or if background and foreground\r\n"
+" colors are not specified, then the colors do not change.\r\n"
+" 3. When -sfo flag is used, console output is not cleared and instead it\r\n"
+" displays current console foreground and background attribute settings.\r\n"
".SH EXAMPLES\r\n"
" \r\n"
"EXAMPLES:\r\n"
-" * To clear standard output without changing the background color:\r\n"
+" * To clear standard output without changing the background or foreground\r\n"
+" color:\r\n"
" fs0:\> cls\r\n"
" \r\n"
" * To clear standard output and change the background color to cyan:\r\n"
" fs0:\> cls 3\r\n"
" \r\n"
-" * To clear standard output and change the background to the default color:\r\n"
-" fs0:\> cls 0\r\n"
+" * To clear standard output and change the background to black and foreground\r\n"
+" to white:\r\n"
+" fs0:\> cls 0 15\r\n"
".SH RETURNVALUES\r\n"
" \r\n"
"RETURN VALUES:\r\n"