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2ae05ecbf3
Support bist carrier mode 2 - continuously transmit alternating 1's and 0's, and check for bit errors on receive side. note that once the test is started the only way to stop is to hard reboot the devices involved. BUG=none BRANCH=none TEST=connect two fruitpies together. set one to be source: > pd charger and then start the bist > pd bist start receiving data: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa - incorrect bits: 0 / 0 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 55 - incorrect bits: 0 / 0 Change-Id: Id920f6b7177a418a80e1ce325042243cd633cec6 Signed-off-by: Alec Berg <alecaberg@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/202187 Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
For an overview of the Embedded Controller firmware, refer to http://www.chromium.org/chromium-os/2014-firmware-summit