tree b7b56046534f7e15d208521ec80a75efe32cce43
parent d6b16413b4beb1162fb69f6553683767d2969d16
author Saqib Khan <khansa@us.ibm.com> 1505226208 -0500
committer Brad Bishop <bradleyb@fuzziesquirrel.com> 1506628786 +0000

BMC: Update u-boot environment variables.

- Create a service file that can update the u-boot variables
  (kernelname, root and ubiblock) to point to a different
  BMC version.
- This service file will be called by the BMC ItemUpdater
  if a user sets BMC version priority to the lowest value.

Change-Id: Ic83c7e7a1c36eefc6c0b1b12b2077f5a866db36c
Signed-off-by: Saqib Khan <khansa@us.ibm.com>