tree 1c2eb2b3a748e7dcbec2492f97321edeb6286641
parent cbdbec18e01283a017e2ee8d2667cbbbb03efcff
author Dmitry Kovalev <dkovalev@google.com> 1535075403 -0700
committer Peter Nordström <pnordstrom@google.com> 1579041615 -0800

Add emmc_size envvar accessible from fastboot.

There are boards with several different eMMC sizes. We can easily
build gpt for each size and then flash the correct one to the
board. In order to identify this size, we can run fastboot command:

> fastboot getvar mmc_size

Change-Id: I32dac02b974753ed59f6db0bfbc5f7289f391f4c