diff options
Diffstat (limited to 'MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c')
| -rw-r--r-- | MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c | 604 |
1 files changed, 295 insertions, 309 deletions
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c index 49596773e1..7809869e7d 100644 --- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c +++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c @@ -16,69 +16,69 @@ SPDX-License-Identifier: BSD-2-Clause-Patent //
//
UNICODE_TO_CHAR UnicodeToPcAnsiOrAscii[] = {
- { BOXDRAW_HORIZONTAL, 0xc4, L'-' },
- { BOXDRAW_VERTICAL, 0xb3, L'|' },
- { BOXDRAW_DOWN_RIGHT, 0xda, L'/' },
+ { BOXDRAW_HORIZONTAL, 0xc4, L'-' },
+ { BOXDRAW_VERTICAL, 0xb3, L'|' },
+ { BOXDRAW_DOWN_RIGHT, 0xda, L'/' },
{ BOXDRAW_DOWN_LEFT, 0xbf, L'\\' },
{ BOXDRAW_UP_RIGHT, 0xc0, L'\\' },
- { BOXDRAW_UP_LEFT, 0xd9, L'/' },
- { BOXDRAW_VERTICAL_RIGHT, 0xc3, L'|' },
- { BOXDRAW_VERTICAL_LEFT, 0xb4, L'|' },
- { BOXDRAW_DOWN_HORIZONTAL, 0xc2, L'+' },
- { BOXDRAW_UP_HORIZONTAL, 0xc1, L'+' },
- { BOXDRAW_VERTICAL_HORIZONTAL, 0xc5, L'+' },
- { BOXDRAW_DOUBLE_HORIZONTAL, 0xcd, L'-' },
- { BOXDRAW_DOUBLE_VERTICAL, 0xba, L'|' },
- { BOXDRAW_DOWN_RIGHT_DOUBLE, 0xd5, L'/' },
- { BOXDRAW_DOWN_DOUBLE_RIGHT, 0xd6, L'/' },
- { BOXDRAW_DOUBLE_DOWN_RIGHT, 0xc9, L'/' },
+ { BOXDRAW_UP_LEFT, 0xd9, L'/' },
+ { BOXDRAW_VERTICAL_RIGHT, 0xc3, L'|' },
+ { BOXDRAW_VERTICAL_LEFT, 0xb4, L'|' },
+ { BOXDRAW_DOWN_HORIZONTAL, 0xc2, L'+' },
+ { BOXDRAW_UP_HORIZONTAL, 0xc1, L'+' },
+ { BOXDRAW_VERTICAL_HORIZONTAL, 0xc5, L'+' },
+ { BOXDRAW_DOUBLE_HORIZONTAL, 0xcd, L'-' },
+ { BOXDRAW_DOUBLE_VERTICAL, 0xba, L'|' },
+ { BOXDRAW_DOWN_RIGHT_DOUBLE, 0xd5, L'/' },
+ { BOXDRAW_DOWN_DOUBLE_RIGHT, 0xd6, L'/' },
+ { BOXDRAW_DOUBLE_DOWN_RIGHT, 0xc9, L'/' },
{ BOXDRAW_DOWN_LEFT_DOUBLE, 0xb8, L'\\' },
{ BOXDRAW_DOWN_DOUBLE_LEFT, 0xb7, L'\\' },
{ BOXDRAW_DOUBLE_DOWN_LEFT, 0xbb, L'\\' },
{ BOXDRAW_UP_RIGHT_DOUBLE, 0xd4, L'\\' },
{ BOXDRAW_UP_DOUBLE_RIGHT, 0xd3, L'\\' },
{ BOXDRAW_DOUBLE_UP_RIGHT, 0xc8, L'\\' },
- { BOXDRAW_UP_LEFT_DOUBLE, 0xbe, L'/' },
- { BOXDRAW_UP_DOUBLE_LEFT, 0xbd, L'/' },
- { BOXDRAW_DOUBLE_UP_LEFT, 0xbc, L'/' },
- { BOXDRAW_VERTICAL_RIGHT_DOUBLE, 0xc6, L'|' },
- { BOXDRAW_VERTICAL_DOUBLE_RIGHT, 0xc7, L'|' },
- { BOXDRAW_DOUBLE_VERTICAL_RIGHT, 0xcc, L'|' },
- { BOXDRAW_VERTICAL_LEFT_DOUBLE, 0xb5, L'|' },
- { BOXDRAW_VERTICAL_DOUBLE_LEFT, 0xb6, L'|' },
- { BOXDRAW_DOUBLE_VERTICAL_LEFT, 0xb9, L'|' },
- { BOXDRAW_DOWN_HORIZONTAL_DOUBLE, 0xd1, L'+' },
- { BOXDRAW_DOWN_DOUBLE_HORIZONTAL, 0xd2, L'+' },
- { BOXDRAW_DOUBLE_DOWN_HORIZONTAL, 0xcb, L'+' },
- { BOXDRAW_UP_HORIZONTAL_DOUBLE, 0xcf, L'+' },
- { BOXDRAW_UP_DOUBLE_HORIZONTAL, 0xd0, L'+' },
- { BOXDRAW_DOUBLE_UP_HORIZONTAL, 0xca, L'+' },
- { BOXDRAW_VERTICAL_HORIZONTAL_DOUBLE, 0xd8, L'+' },
- { BOXDRAW_VERTICAL_DOUBLE_HORIZONTAL, 0xd7, L'+' },
- { BOXDRAW_DOUBLE_VERTICAL_HORIZONTAL, 0xce, L'+' },
-
- { BLOCKELEMENT_FULL_BLOCK, 0xdb, L'*' },
- { BLOCKELEMENT_LIGHT_SHADE, 0xb0, L'+' },
-
- { GEOMETRICSHAPE_UP_TRIANGLE, '^', L'^' },
- { GEOMETRICSHAPE_RIGHT_TRIANGLE, '>', L'>' },
- { GEOMETRICSHAPE_DOWN_TRIANGLE, 'v', L'v' },
- { GEOMETRICSHAPE_LEFT_TRIANGLE, '<', L'<' },
-
- { ARROW_LEFT, '<', L'<' },
- { ARROW_UP, '^', L'^' },
- { ARROW_RIGHT, '>', L'>' },
- { ARROW_DOWN, 'v', L'v' },
+ { BOXDRAW_UP_LEFT_DOUBLE, 0xbe, L'/' },
+ { BOXDRAW_UP_DOUBLE_LEFT, 0xbd, L'/' },
+ { BOXDRAW_DOUBLE_UP_LEFT, 0xbc, L'/' },
+ { BOXDRAW_VERTICAL_RIGHT_DOUBLE, 0xc6, L'|' },
+ { BOXDRAW_VERTICAL_DOUBLE_RIGHT, 0xc7, L'|' },
+ { BOXDRAW_DOUBLE_VERTICAL_RIGHT, 0xcc, L'|' },
+ { BOXDRAW_VERTICAL_LEFT_DOUBLE, 0xb5, L'|' },
+ { BOXDRAW_VERTICAL_DOUBLE_LEFT, 0xb6, L'|' },
+ { BOXDRAW_DOUBLE_VERTICAL_LEFT, 0xb9, L'|' },
+ { BOXDRAW_DOWN_HORIZONTAL_DOUBLE, 0xd1, L'+' },
+ { BOXDRAW_DOWN_DOUBLE_HORIZONTAL, 0xd2, L'+' },
+ { BOXDRAW_DOUBLE_DOWN_HORIZONTAL, 0xcb, L'+' },
+ { BOXDRAW_UP_HORIZONTAL_DOUBLE, 0xcf, L'+' },
+ { BOXDRAW_UP_DOUBLE_HORIZONTAL, 0xd0, L'+' },
+ { BOXDRAW_DOUBLE_UP_HORIZONTAL, 0xca, L'+' },
+ { BOXDRAW_VERTICAL_HORIZONTAL_DOUBLE, 0xd8, L'+' },
+ { BOXDRAW_VERTICAL_DOUBLE_HORIZONTAL, 0xd7, L'+' },
+ { BOXDRAW_DOUBLE_VERTICAL_HORIZONTAL, 0xce, L'+' },
+
+ { BLOCKELEMENT_FULL_BLOCK, 0xdb, L'*' },
+ { BLOCKELEMENT_LIGHT_SHADE, 0xb0, L'+' },
+
+ { GEOMETRICSHAPE_UP_TRIANGLE, '^', L'^' },
+ { GEOMETRICSHAPE_RIGHT_TRIANGLE, '>', L'>' },
+ { GEOMETRICSHAPE_DOWN_TRIANGLE, 'v', L'v' },
+ { GEOMETRICSHAPE_LEFT_TRIANGLE, '<', L'<' },
+
+ { ARROW_LEFT, '<', L'<' },
+ { ARROW_UP, '^', L'^' },
+ { ARROW_RIGHT, '>', L'>' },
+ { ARROW_DOWN, 'v', L'v' },
{ 0x0000, 0x00, L'\0' }
};
-CHAR16 mSetModeString[] = { ESC, '[', '=', '3', 'h', 0 };
-CHAR16 mSetAttributeString[] = { ESC, '[', '0', 'm', ESC, '[', '4', '0', 'm', ESC, '[', '4', '0', 'm', 0 };
-CHAR16 mClearScreenString[] = { ESC, '[', '2', 'J', 0 };
-CHAR16 mSetCursorPositionString[] = { ESC, '[', '0', '0', ';', '0', '0', 'H', 0 };
-CHAR16 mCursorForwardString[] = { ESC, '[', '0', '0', 'C', 0 };
-CHAR16 mCursorBackwardString[] = { ESC, '[', '0', '0', 'D', 0 };
+CHAR16 mSetModeString[] = { ESC, '[', '=', '3', 'h', 0 };
+CHAR16 mSetAttributeString[] = { ESC, '[', '0', 'm', ESC, '[', '4', '0', 'm', ESC, '[', '4', '0', 'm', 0 };
+CHAR16 mClearScreenString[] = { ESC, '[', '2', 'J', 0 };
+CHAR16 mSetCursorPositionString[] = { ESC, '[', '0', '0', ';', '0', '0', 'H', 0 };
+CHAR16 mCursorForwardString[] = { ESC, '[', '0', '0', 'C', 0 };
+CHAR16 mCursorBackwardString[] = { ESC, '[', '0', '0', 'D', 0 };
//
// Body of the ConOut functions
@@ -147,7 +147,6 @@ TerminalConOutReset ( return Status;
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString().
@@ -172,26 +171,26 @@ TerminalConOutOutputString ( IN CHAR16 *WString
)
{
- TERMINAL_DEV *TerminalDevice;
- EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
- UINTN MaxColumn;
- UINTN MaxRow;
- UINTN Length;
- UTF8_CHAR Utf8Char;
- CHAR8 GraphicChar;
- CHAR8 AsciiChar;
- EFI_STATUS Status;
- UINT8 ValidBytes;
- CHAR8 CrLfStr[2];
+ TERMINAL_DEV *TerminalDevice;
+ EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
+ UINTN MaxColumn;
+ UINTN MaxRow;
+ UINTN Length;
+ UTF8_CHAR Utf8Char;
+ CHAR8 GraphicChar;
+ CHAR8 AsciiChar;
+ EFI_STATUS Status;
+ UINT8 ValidBytes;
+ CHAR8 CrLfStr[2];
//
// flag used to indicate whether condition happens which will cause
// return EFI_WARN_UNKNOWN_GLYPH
//
- BOOLEAN Warning;
+ BOOLEAN Warning;
- ValidBytes = 0;
- Warning = FALSE;
- AsciiChar = 0;
+ ValidBytes = 0;
+ Warning = FALSE;
+ AsciiChar = 0;
//
// get Terminal device data structure pointer.
@@ -214,137 +213,134 @@ TerminalConOutOutputString ( &MaxRow
);
- for (; *WString != CHAR_NULL; WString++) {
-
+ for ( ; *WString != CHAR_NULL; WString++) {
switch (TerminalDevice->TerminalType) {
-
- case TerminalTypePcAnsi:
- case TerminalTypeVt100:
- case TerminalTypeVt100Plus:
- case TerminalTypeTtyTerm:
- case TerminalTypeLinux:
- case TerminalTypeXtermR6:
- case TerminalTypeVt400:
- case TerminalTypeSCO:
-
- if (!TerminalIsValidTextGraphics (*WString, &GraphicChar, &AsciiChar)) {
- //
- // If it's not a graphic character convert Unicode to ASCII.
- //
- GraphicChar = (CHAR8) *WString;
-
- if (!(TerminalIsValidAscii (GraphicChar) || TerminalIsValidEfiCntlChar (GraphicChar))) {
+ case TerminalTypePcAnsi:
+ case TerminalTypeVt100:
+ case TerminalTypeVt100Plus:
+ case TerminalTypeTtyTerm:
+ case TerminalTypeLinux:
+ case TerminalTypeXtermR6:
+ case TerminalTypeVt400:
+ case TerminalTypeSCO:
+
+ if (!TerminalIsValidTextGraphics (*WString, &GraphicChar, &AsciiChar)) {
//
- // when this driver use the OutputString to output control string,
- // TerminalDevice->OutputEscChar is set to let the Esc char
- // to be output to the terminal emulation software.
+ // If it's not a graphic character convert Unicode to ASCII.
//
- if ((GraphicChar == 27) && TerminalDevice->OutputEscChar) {
- GraphicChar = 27;
- } else {
- GraphicChar = '?';
- Warning = TRUE;
+ GraphicChar = (CHAR8)*WString;
+
+ if (!(TerminalIsValidAscii (GraphicChar) || TerminalIsValidEfiCntlChar (GraphicChar))) {
+ //
+ // when this driver use the OutputString to output control string,
+ // TerminalDevice->OutputEscChar is set to let the Esc char
+ // to be output to the terminal emulation software.
+ //
+ if ((GraphicChar == 27) && TerminalDevice->OutputEscChar) {
+ GraphicChar = 27;
+ } else {
+ GraphicChar = '?';
+ Warning = TRUE;
+ }
}
- }
-
- AsciiChar = GraphicChar;
- }
+ AsciiChar = GraphicChar;
+ }
- if (TerminalDevice->TerminalType != TerminalTypePcAnsi) {
- GraphicChar = AsciiChar;
- }
+ if (TerminalDevice->TerminalType != TerminalTypePcAnsi) {
+ GraphicChar = AsciiChar;
+ }
- Length = 1;
+ Length = 1;
- Status = TerminalDevice->SerialIo->Write (
- TerminalDevice->SerialIo,
- &Length,
- &GraphicChar
- );
+ Status = TerminalDevice->SerialIo->Write (
+ TerminalDevice->SerialIo,
+ &Length,
+ &GraphicChar
+ );
- if (EFI_ERROR (Status)) {
- goto OutputError;
- }
+ if (EFI_ERROR (Status)) {
+ goto OutputError;
+ }
- break;
+ break;
+
+ case TerminalTypeVtUtf8:
+ UnicodeToUtf8 (*WString, &Utf8Char, &ValidBytes);
+ Length = ValidBytes;
+ Status = TerminalDevice->SerialIo->Write (
+ TerminalDevice->SerialIo,
+ &Length,
+ (UINT8 *)&Utf8Char
+ );
+ if (EFI_ERROR (Status)) {
+ goto OutputError;
+ }
- case TerminalTypeVtUtf8:
- UnicodeToUtf8 (*WString, &Utf8Char, &ValidBytes);
- Length = ValidBytes;
- Status = TerminalDevice->SerialIo->Write (
- TerminalDevice->SerialIo,
- &Length,
- (UINT8 *) &Utf8Char
- );
- if (EFI_ERROR (Status)) {
- goto OutputError;
- }
- break;
+ break;
}
+
//
// Update cursor position.
//
switch (*WString) {
+ case CHAR_BACKSPACE:
+ if (Mode->CursorColumn > 0) {
+ Mode->CursorColumn--;
+ }
- case CHAR_BACKSPACE:
- if (Mode->CursorColumn > 0) {
- Mode->CursorColumn--;
- }
- break;
-
- case CHAR_LINEFEED:
- if (Mode->CursorRow < (INT32) (MaxRow - 1)) {
- Mode->CursorRow++;
- }
- break;
-
- case CHAR_CARRIAGE_RETURN:
- Mode->CursorColumn = 0;
- break;
-
- default:
- if (Mode->CursorColumn < (INT32) (MaxColumn - 1)) {
-
- Mode->CursorColumn++;
-
- } else {
+ break;
- Mode->CursorColumn = 0;
- if (Mode->CursorRow < (INT32) (MaxRow - 1)) {
+ case CHAR_LINEFEED:
+ if (Mode->CursorRow < (INT32)(MaxRow - 1)) {
Mode->CursorRow++;
}
- if (TerminalDevice->TerminalType == TerminalTypeTtyTerm &&
- !TerminalDevice->OutputEscChar) {
- //
- // We've written the last character on the line. The
- // terminal doesn't actually wrap its cursor until we print
- // the next character, but the driver thinks it has wrapped
- // already. Print CR LF to synchronize the terminal with
- // the driver, but only if we're not in the middle of
- // printing an escape sequence.
- //
- CrLfStr[0] = '\r';
- CrLfStr[1] = '\n';
+ break;
- Length = sizeof(CrLfStr);
-
- Status = TerminalDevice->SerialIo->Write (
- TerminalDevice->SerialIo,
- &Length,
- CrLfStr
- );
+ case CHAR_CARRIAGE_RETURN:
+ Mode->CursorColumn = 0;
+ break;
+
+ default:
+ if (Mode->CursorColumn < (INT32)(MaxColumn - 1)) {
+ Mode->CursorColumn++;
+ } else {
+ Mode->CursorColumn = 0;
+ if (Mode->CursorRow < (INT32)(MaxRow - 1)) {
+ Mode->CursorRow++;
+ }
- if (EFI_ERROR (Status)) {
- goto OutputError;
+ if ((TerminalDevice->TerminalType == TerminalTypeTtyTerm) &&
+ !TerminalDevice->OutputEscChar)
+ {
+ //
+ // We've written the last character on the line. The
+ // terminal doesn't actually wrap its cursor until we print
+ // the next character, but the driver thinks it has wrapped
+ // already. Print CR LF to synchronize the terminal with
+ // the driver, but only if we're not in the middle of
+ // printing an escape sequence.
+ //
+ CrLfStr[0] = '\r';
+ CrLfStr[1] = '\n';
+
+ Length = sizeof (CrLfStr);
+
+ Status = TerminalDevice->SerialIo->Write (
+ TerminalDevice->SerialIo,
+ &Length,
+ CrLfStr
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto OutputError;
+ }
}
}
- }
- break;
-
- };
+ break;
+ }
}
if (Warning) {
@@ -363,7 +359,6 @@ OutputError: return EFI_DEVICE_ERROR;
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.TestString().
@@ -395,27 +390,25 @@ TerminalConOutTestString ( TerminalDevice = TERMINAL_CON_OUT_DEV_FROM_THIS (This);
switch (TerminalDevice->TerminalType) {
+ case TerminalTypePcAnsi:
+ case TerminalTypeVt100:
+ case TerminalTypeVt100Plus:
+ case TerminalTypeTtyTerm:
+ Status = AnsiTestString (TerminalDevice, WString);
+ break;
- case TerminalTypePcAnsi:
- case TerminalTypeVt100:
- case TerminalTypeVt100Plus:
- case TerminalTypeTtyTerm:
- Status = AnsiTestString (TerminalDevice, WString);
- break;
-
- case TerminalTypeVtUtf8:
- Status = VTUTF8TestString (TerminalDevice, WString);
- break;
+ case TerminalTypeVtUtf8:
+ Status = VTUTF8TestString (TerminalDevice, WString);
+ break;
- default:
- Status = EFI_UNSUPPORTED;
- break;
+ default:
+ Status = EFI_UNSUPPORTED;
+ break;
}
return Status;
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.QueryMode().
@@ -442,7 +435,7 @@ TerminalConOutQueryMode ( {
TERMINAL_DEV *TerminalDevice;
- if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
+ if (ModeNumber >= (UINTN)This->Mode->MaxMode) {
return EFI_UNSUPPORTED;
}
@@ -450,13 +443,12 @@ TerminalConOutQueryMode ( // Get Terminal device data structure pointer.
//
TerminalDevice = TERMINAL_CON_OUT_DEV_FROM_THIS (This);
- *Columns = TerminalDevice->TerminalConsoleModeData[ModeNumber].Columns;
- *Rows = TerminalDevice->TerminalConsoleModeData[ModeNumber].Rows;
+ *Columns = TerminalDevice->TerminalConsoleModeData[ModeNumber].Columns;
+ *Rows = TerminalDevice->TerminalConsoleModeData[ModeNumber].Rows;
return EFI_SUCCESS;
}
-
/**
Implements EFI_SIMPLE_TEXT_OUT.SetMode().
@@ -487,14 +479,14 @@ TerminalConOutSetMode ( //
TerminalDevice = TERMINAL_CON_OUT_DEV_FROM_THIS (This);
- if (ModeNumber >= (UINTN) This->Mode->MaxMode) {
+ if (ModeNumber >= (UINTN)This->Mode->MaxMode) {
return EFI_UNSUPPORTED;
}
//
// Set the current mode
//
- This->Mode->Mode = (INT32) ModeNumber;
+ This->Mode->Mode = (INT32)ModeNumber;
This->ClearScreen (This);
@@ -506,18 +498,16 @@ TerminalConOutSetMode ( return EFI_DEVICE_ERROR;
}
- This->Mode->Mode = (INT32) ModeNumber;
+ This->Mode->Mode = (INT32)ModeNumber;
- Status = This->ClearScreen (This);
+ Status = This->ClearScreen (This);
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
return EFI_SUCCESS;
-
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.SetAttribute().
@@ -564,7 +554,7 @@ TerminalConOutSetAttribute ( // Skip outputting the command string for the same attribute
// It improves the terminal performance significantly
//
- if (This->Mode->Attribute == (INT32) Attribute) {
+ if (This->Mode->Attribute == (INT32)Attribute) {
return EFI_SUCCESS;
}
@@ -573,103 +563,102 @@ TerminalConOutSetAttribute ( // understandable foreground color
//
switch (Attribute & 0x07) {
+ case EFI_BLACK:
+ ForegroundControl = 30;
+ break;
- case EFI_BLACK:
- ForegroundControl = 30;
- break;
-
- case EFI_BLUE:
- ForegroundControl = 34;
- break;
-
- case EFI_GREEN:
- ForegroundControl = 32;
- break;
+ case EFI_BLUE:
+ ForegroundControl = 34;
+ break;
- case EFI_CYAN:
- ForegroundControl = 36;
- break;
+ case EFI_GREEN:
+ ForegroundControl = 32;
+ break;
- case EFI_RED:
- ForegroundControl = 31;
- break;
+ case EFI_CYAN:
+ ForegroundControl = 36;
+ break;
- case EFI_MAGENTA:
- ForegroundControl = 35;
- break;
+ case EFI_RED:
+ ForegroundControl = 31;
+ break;
- case EFI_BROWN:
- ForegroundControl = 33;
- break;
+ case EFI_MAGENTA:
+ ForegroundControl = 35;
+ break;
- default:
+ case EFI_BROWN:
+ ForegroundControl = 33;
+ break;
- case EFI_LIGHTGRAY:
- ForegroundControl = 37;
- break;
+ default:
+ case EFI_LIGHTGRAY:
+ ForegroundControl = 37;
+ break;
}
+
//
// bit4 of the Attribute indicates bright control
// of terminal emulator.
//
- BrightControl = (UINT8) ((Attribute >> 3) & 1);
+ BrightControl = (UINT8)((Attribute >> 3) & 1);
//
// convert Attribute value to terminal emulator
// understandable background color.
//
switch ((Attribute >> 4) & 0x07) {
+ case EFI_BLACK:
+ BackgroundControl = 40;
+ break;
- case EFI_BLACK:
- BackgroundControl = 40;
- break;
-
- case EFI_BLUE:
- BackgroundControl = 44;
- break;
+ case EFI_BLUE:
+ BackgroundControl = 44;
+ break;
- case EFI_GREEN:
- BackgroundControl = 42;
- break;
+ case EFI_GREEN:
+ BackgroundControl = 42;
+ break;
- case EFI_CYAN:
- BackgroundControl = 46;
- break;
+ case EFI_CYAN:
+ BackgroundControl = 46;
+ break;
- case EFI_RED:
- BackgroundControl = 41;
- break;
+ case EFI_RED:
+ BackgroundControl = 41;
+ break;
- case EFI_MAGENTA:
- BackgroundControl = 45;
- break;
+ case EFI_MAGENTA:
+ BackgroundControl = 45;
+ break;
- case EFI_BROWN:
- BackgroundControl = 43;
- break;
+ case EFI_BROWN:
+ BackgroundControl = 43;
+ break;
- default:
+ default:
- case EFI_LIGHTGRAY:
- BackgroundControl = 47;
- break;
+ case EFI_LIGHTGRAY:
+ BackgroundControl = 47;
+ break;
}
+
//
// terminal emulator's control sequence to set attributes
//
- mSetAttributeString[BRIGHT_CONTROL_OFFSET] = (CHAR16) ('0' + BrightControl);
- mSetAttributeString[FOREGROUND_CONTROL_OFFSET + 0] = (CHAR16) ('0' + (ForegroundControl / 10));
- mSetAttributeString[FOREGROUND_CONTROL_OFFSET + 1] = (CHAR16) ('0' + (ForegroundControl % 10));
- mSetAttributeString[BACKGROUND_CONTROL_OFFSET + 0] = (CHAR16) ('0' + (BackgroundControl / 10));
- mSetAttributeString[BACKGROUND_CONTROL_OFFSET + 1] = (CHAR16) ('0' + (BackgroundControl % 10));
+ mSetAttributeString[BRIGHT_CONTROL_OFFSET] = (CHAR16)('0' + BrightControl);
+ mSetAttributeString[FOREGROUND_CONTROL_OFFSET + 0] = (CHAR16)('0' + (ForegroundControl / 10));
+ mSetAttributeString[FOREGROUND_CONTROL_OFFSET + 1] = (CHAR16)('0' + (ForegroundControl % 10));
+ mSetAttributeString[BACKGROUND_CONTROL_OFFSET + 0] = (CHAR16)('0' + (BackgroundControl / 10));
+ mSetAttributeString[BACKGROUND_CONTROL_OFFSET + 1] = (CHAR16)('0' + (BackgroundControl % 10));
//
// save current column and row
// for future scrolling back use.
//
- SavedColumn = This->Mode->CursorColumn;
- SavedRow = This->Mode->CursorRow;
+ SavedColumn = This->Mode->CursorColumn;
+ SavedRow = This->Mode->CursorRow;
TerminalDevice->OutputEscChar = TRUE;
Status = This->OutputString (This, mSetAttributeString);
@@ -678,19 +667,18 @@ TerminalConOutSetAttribute ( if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
+
//
// scroll back to saved cursor position.
//
- This->Mode->CursorColumn = SavedColumn;
- This->Mode->CursorRow = SavedRow;
+ This->Mode->CursorColumn = SavedColumn;
+ This->Mode->CursorRow = SavedRow;
- This->Mode->Attribute = (INT32) Attribute;
+ This->Mode->Attribute = (INT32)Attribute;
return EFI_SUCCESS;
-
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.ClearScreen().
It clears the ANSI terminal's display to the
@@ -730,7 +718,6 @@ TerminalConOutClearScreen ( return Status;
}
-
/**
Implements EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.SetCursorPosition().
@@ -752,12 +739,12 @@ TerminalConOutSetCursorPosition ( IN UINTN Row
)
{
- EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
- UINTN MaxColumn;
- UINTN MaxRow;
- EFI_STATUS Status;
- TERMINAL_DEV *TerminalDevice;
- CHAR16 *String;
+ EFI_SIMPLE_TEXT_OUTPUT_MODE *Mode;
+ UINTN MaxColumn;
+ UINTN MaxRow;
+ EFI_STATUS Status;
+ TERMINAL_DEV *TerminalDevice;
+ CHAR16 *String;
TerminalDevice = TERMINAL_CON_OUT_DEV_FROM_THIS (This);
@@ -770,18 +757,19 @@ TerminalConOutSetCursorPosition ( // get geometry of current mode
//
Status = This->QueryMode (
- This,
- Mode->Mode,
- &MaxColumn,
- &MaxRow
- );
+ This,
+ Mode->Mode,
+ &MaxColumn,
+ &MaxRow
+ );
if (EFI_ERROR (Status)) {
return EFI_UNSUPPORTED;
}
- if (Column >= MaxColumn || Row >= MaxRow) {
+ if ((Column >= MaxColumn) || (Row >= MaxRow)) {
return EFI_UNSUPPORTED;
}
+
//
// control sequence to move the cursor
//
@@ -789,48 +777,46 @@ TerminalConOutSetCursorPosition ( // within the current line if possible, and don't output anyting if
// it isn't necessary.
//
- if (TerminalDevice->TerminalType == TerminalTypeTtyTerm &&
- (UINTN)Mode->CursorRow == Row) {
+ if ((TerminalDevice->TerminalType == TerminalTypeTtyTerm) &&
+ ((UINTN)Mode->CursorRow == Row))
+ {
if ((UINTN)Mode->CursorColumn > Column) {
- mCursorBackwardString[FW_BACK_OFFSET + 0] = (CHAR16) ('0' + ((Mode->CursorColumn - Column) / 10));
- mCursorBackwardString[FW_BACK_OFFSET + 1] = (CHAR16) ('0' + ((Mode->CursorColumn - Column) % 10));
- String = mCursorBackwardString;
- }
- else if (Column > (UINTN)Mode->CursorColumn) {
- mCursorForwardString[FW_BACK_OFFSET + 0] = (CHAR16) ('0' + ((Column - Mode->CursorColumn) / 10));
- mCursorForwardString[FW_BACK_OFFSET + 1] = (CHAR16) ('0' + ((Column - Mode->CursorColumn) % 10));
- String = mCursorForwardString;
- }
- else {
+ mCursorBackwardString[FW_BACK_OFFSET + 0] = (CHAR16)('0' + ((Mode->CursorColumn - Column) / 10));
+ mCursorBackwardString[FW_BACK_OFFSET + 1] = (CHAR16)('0' + ((Mode->CursorColumn - Column) % 10));
+ String = mCursorBackwardString;
+ } else if (Column > (UINTN)Mode->CursorColumn) {
+ mCursorForwardString[FW_BACK_OFFSET + 0] = (CHAR16)('0' + ((Column - Mode->CursorColumn) / 10));
+ mCursorForwardString[FW_BACK_OFFSET + 1] = (CHAR16)('0' + ((Column - Mode->CursorColumn) % 10));
+ String = mCursorForwardString;
+ } else {
String = L""; // No cursor motion necessary
}
- }
- else {
- mSetCursorPositionString[ROW_OFFSET + 0] = (CHAR16) ('0' + ((Row + 1) / 10));
- mSetCursorPositionString[ROW_OFFSET + 1] = (CHAR16) ('0' + ((Row + 1) % 10));
- mSetCursorPositionString[COLUMN_OFFSET + 0] = (CHAR16) ('0' + ((Column + 1) / 10));
- mSetCursorPositionString[COLUMN_OFFSET + 1] = (CHAR16) ('0' + ((Column + 1) % 10));
- String = mSetCursorPositionString;
+ } else {
+ mSetCursorPositionString[ROW_OFFSET + 0] = (CHAR16)('0' + ((Row + 1) / 10));
+ mSetCursorPositionString[ROW_OFFSET + 1] = (CHAR16)('0' + ((Row + 1) % 10));
+ mSetCursorPositionString[COLUMN_OFFSET + 0] = (CHAR16)('0' + ((Column + 1) / 10));
+ mSetCursorPositionString[COLUMN_OFFSET + 1] = (CHAR16)('0' + ((Column + 1) % 10));
+ String = mSetCursorPositionString;
}
- TerminalDevice->OutputEscChar = TRUE;
- Status = This->OutputString (This, String);
+ TerminalDevice->OutputEscChar = TRUE;
+ Status = This->OutputString (This, String);
TerminalDevice->OutputEscChar = FALSE;
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
+
//
// update current cursor position
// in the Mode data structure.
//
- Mode->CursorColumn = (INT32) Column;
- Mode->CursorRow = (INT32) Row;
+ Mode->CursorColumn = (INT32)Column;
+ Mode->CursorRow = (INT32)Row;
return EFI_SUCCESS;
}
-
/**
Implements SIMPLE_TEXT_OUTPUT.EnableCursor().
@@ -858,7 +844,6 @@ TerminalConOutEnableCursor ( return EFI_SUCCESS;
}
-
/**
Detects if a Unicode char is for Box Drawing text graphics.
@@ -878,7 +863,7 @@ TerminalIsValidTextGraphics ( OUT CHAR8 *Ascii OPTIONAL
)
{
- UNICODE_TO_CHAR *Table;
+ UNICODE_TO_CHAR *Table;
if ((((Graphic & 0xff00) != 0x2500) && ((Graphic & 0xff00) != 0x2100))) {
//
@@ -946,12 +931,13 @@ TerminalIsValidEfiCntlChar ( //
// only support four control characters.
//
- if (CharC == CHAR_NULL ||
- CharC == CHAR_BACKSPACE ||
- CharC == CHAR_LINEFEED ||
- CharC == CHAR_CARRIAGE_RETURN ||
- CharC == CHAR_TAB
- ) {
+ if ((CharC == CHAR_NULL) ||
+ (CharC == CHAR_BACKSPACE) ||
+ (CharC == CHAR_LINEFEED) ||
+ (CharC == CHAR_CARRIAGE_RETURN) ||
+ (CharC == CHAR_TAB)
+ )
+ {
return TRUE;
}
|