tree 2b260f83c088fe1c456fbfd81bd1dd9acf30eccc
parent 829b5ba303913f0ad12adeb2d36274f6349b90bb
author Aaron Germuth <germuth@google.com> 1471903449 -0700
committer Aaron Germuth <germuth@google.com> 1472692512 -0700

Add hnvram for grabbing env variables during boot

cmd_hnvram.c modifed from uboot/armada

hnvram must be loaded into dram during boot since the uboot heap
uses sram, which is too small. Currently hnvram is stored at
0x87800000 or 120-122 of dram's 128 MB.

Change-Id: I24a6f8ebed08beb3b1026c9765143a1b9d3400d8