Move more towards making MMC a library. Start to reorganize more to

break out 1-1 SCSI-MMC commands (in mmc_ll_cmds.c) from higher-level
commands which use the lower-level ones.

lib/driver/mmc/mmc_hl_cmds.c

@@ -0,0 +1,22 @@
+/* 
+   "Higher-level" Multimedia Command (MMC) commands which build on
+   the "lower-level" commands.
+   
+   Copyright (C) 2010 Rocky Bernstein <rocky@gnu.org>
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif