/* Copyright 2016 The Chromium OS Authors. All rights reserved. * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ /* * Test timer accuracy * * After sync, DUT and TH start counting down one second. After one second, * DUT raises GPIO level, which triggers an interrupt on TH. TH determines * whether the test passes or not based on how much more or less time elapsed * than one second. * * Requirements: * - Sync connection * - GPIO_OUTPUT connection for sending notification from DUT * - Calibrated TH timer */ CTS_TEST(timer_calibration_test,,,,)