rman_full_cold_backup.sql
run {
   CONFIGURE CONTROLFILE AUTOBACKUP on;
   shutdown immediate;
   startup mount;
   allocate channel c1 device type disk;
   backup database;
   release channel c1;
   alter database open;
  }

rman target / @f:\dba\sql\rman_full_cold_backup.sql > c:\temp\rman_full_cold_backup.log 2>&1