Fix OutputString() in the console driver does not auto-scroll when you fill up the screen like the graphics driver does.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8811 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 10 insertions, 0 deletions

diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
index 3c2f45bb6b..99711185a1 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConOut.c
@@ -82,6 +82,7 @@ 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 mCrLfString[]               = { CHAR_CARRIAGE_RETURN, CHAR_LINEFEED, CHAR_NULL };

 

 //

 // Body of the ConOut functions

@@ -309,6 +310,15 @@ TerminalConOutOutputString (
         Mode->CursorColumn = 0;

         if (Mode->CursorRow < (INT32) (MaxRow - 1)) {

           Mode->CursorRow++;

+        } else {

+          //

+          // Cursor has reached at MaxRow and MaxColumn,

+          // output carriage return and line feed to scroll screen

+          // when string is not control string.

+          //

+          if (!TerminalDevice->OutputEscChar) {

+            This->OutputString (This, mCrLfString);

+          }

         }

 

       }