Fix create biosboot partion.

install/variables/autopartition.py

@@ -114,7 +114,7 @@ class AutoPartition:
         """
         NEW_PARTITION_TABLE = "o\ny\n"
         NEW_PARTITION = "n\n\n\n"
-        NEW_BIOSBOOT_PARTITION = "n\n\n\n+2M\nef02\n"
+        NEW_BIOSBOOT_PARTITION = "n\n\n\n%s\nef02\n"
         MAX_SIZE = "\n\n"
         WRITE_AND_QUIT = "w\ny\n"
 
@@ -125,16 +125,26 @@ class AutoPartition:
                                rootsize=rootsize,
                                allsize="allsize")
         num = 1
+        biosBootCreated = False
         for entry in scheme.split(';'):
             size,mount = entry.split(':')
             if size.startswith('/'):
                 continue
             if num == 4:
-                fdisk.write(NEW_BIOSBOOT_PARTITION)
+                fdisk.write(NEW_BIOSBOOT_PARTITION%"+2M")
+                biosBootCreated = True
                 num += 1
-            size = MAX_SIZE if size == "allsize" else "+%sK\n\n"%size
+            if size == "allsize":
+                if biosBootCreated:
+                    size = MAX_SIZE
+                else:
+                    size = "-2M\n\n"
+            else:
+                size = "+%sK\n\n"%size
             fdisk.write(NEW_PARTITION+size)
             num +=1
+        if not biosBootCreated:
+            fdisk.write(NEW_BIOSBOOT_PARTITION%"")
         fdisk.write(WRITE_AND_QUIT)
         fdisk.success()
         for waittime in (0.1,0.2,0.5,1,2,4):