1 files changed, 6 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
index 8a6e997..34c1c02 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
@@ -143,6 +143,12 @@ typedef union {
 #define MODE2_COLUMN_COUNT        100
 #define MODE2_ROW_COUNT           31
 
+//
+// MODE3 is defined by PcdConOutColumn & PcdConOutRow
+//
+
+#define TERMINAL_MAX_MODE 4
+
 #define BACKSPACE                 8
 #define ESC                       27
 #define CSI                       0x9B