tree 098acec09e4fdbb773597b3f296a1b29ef65b368
parent 578dfc51b842807eef9237ba67cd51be08288e4e
author Patrick Venture <venture@google.com> 1547829182 -0800
committer Patrick Venture <venture@google.com> 1548177888 -0800

tools: add io interface for mmio, etc

Add an IO interface for host-side memory access.  This is done as an
interface to allow platform specific implementations.

Change-Id: Id8e35d5beb21f7db544e27d6592bbeac58748dcb
Signed-off-by: Patrick Venture <venture@google.com>