arm: Fix the RW trampoline.

The trampoline needed to clear the instruction cache since what was in there
came from the RO version of the image.

BUG=chrome-os-partner:19420
TEST=Booted into RW on pit and saw that it entered the RW image successfully.
BRANCH=None

Change-Id: I68ea1be96704ce9c5d0064ebf21276f55d7b32de
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/62894
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
1 file changed
tree: 3a430396a7ada8e356f997a65bb17211175f9678
  1. .gitignore
  2. Kconfig
  3. Makefile
  4. Makefile.inc
  5. PRESUBMIT.cfg
  6. board/
  7. src/
  8. util/