Implement BlConsoleQueryMode() and BlSetCursorPosition()

xtldr2/includes/bootman.h

@@ -37,6 +37,11 @@ VOID
 BlConsolePrint(IN PUINT16 Format,
                IN ...);
 
+XTCDECL
+VOID
+BlConsoleQueryMode(OUT PUINT_PTR ResX,
+                   OUT PUINT_PTR ResY);
+
 XTCDECL
 VOID
 BlConsoleWrite(IN PUSHORT String);
@@ -113,6 +118,11 @@ EFI_STATUS
 BlSetConfigValue(IN CONST PWCHAR ConfigName,
                  IN CONST PWCHAR ConfigValue);
 
+XTCDECL
+VOID
+BlSetCursorPosition(IN ULONGLONG PosX,
+                    IN ULONGLONG PosY);
+
 XTCDECL
 VOID
 BlSleepExecution(IN ULONG_PTR Milliseconds);