diff --git a/pym/cl_fill.py b/pym/cl_fill.py
index 37495da..4436511 100755
--- a/pym/cl_fill.py
+++ b/pym/cl_fill.py
@@ -16,6 +16,7 @@
 
 import re
 import os
+import types
 import cl_utils
 import cl_base
 
@@ -131,4 +132,46 @@ class fillVars(object, cl_base.glob_attr):
     def get_os_arch_machine(self):
         """архитектура процессора"""
         march = self._runos("""%s uname -m"""%self.path_env)
-        return march
\ No newline at end of file
+        return march
+
+    def get_os_root_dev(self):
+        """корневой раздел файловой системы"""
+        for record in open('/proc/cmdline','rb').readlines():
+            re_res=re.search('^root=(\/dev\/[a-z]+[0-9]).*',record.strip())
+            if re_res:
+                return re_res.group(1)
+            else:
+                mountLunes = self._runos("""%s mount"""%self.path_env)
+                if type(mountLunes) == types.ListType:
+                    root_dev = mountLunes[0].split("on / type")[0].strip()
+                    if root_dev:
+                        return root_dev
+                return ""
+
+    def get_os_root_type(self):
+        """тип носителя (ram, hdd, livecd)"""
+        mountLunes = self._runos("""%s mount"""%self.path_env)
+        rootType = "hdd"
+        if type(mountLunes) == types.ListType:
+            for line in mountLunes:
+                if "/dev/loop0 on / type" in line:
+                    rootType = "ram"
+                    break
+            if rootType == "ram" and os.path.exists("/mnt/livecd"):
+                rootType = "livecd"
+                return rootType
+            rootDev = self.Get("os_root_dev")
+            if rootType != "ram" and rootDev:
+                slpRootDev = rootDev.split("/dev/")
+                if len(slpRootDev) == 2:
+                    rDev = slpRootDev[1]
+                    devLines = self._runos("%s LANG=C ls -la /dev/disk/by-id/"\
+                                           %self.path_env)
+                    if type(devLines) == types.ListType:
+                        for line in devLines:
+                            if rDev in line and "usb-" in line:
+                                rootType = "usb-hdd"
+                                break
+            return rootType
+        else:
+            return ""
\ No newline at end of file
diff --git a/pym/cl_vars.py b/pym/cl_vars.py
index f1d0961..0b70851 100644
--- a/pym/cl_vars.py
+++ b/pym/cl_vars.py
@@ -59,4 +59,10 @@ class Data:
     os_arch_machine = {}
 
     # обрабатываемый файл профиля
-    cl_pass_file = {'mode':"w"}
\ No newline at end of file
+    cl_pass_file = {'mode':"w"}
+
+    # корневой раздел файловой системы
+    os_root_dev = {}
+
+    # тип носителя (ram, hdd, usb-hdd, livecd)
+    os_root_type = {}
\ No newline at end of file