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-rw-r--r--cts/timer/th.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/cts/timer/th.c b/cts/timer/th.c
deleted file mode 100644
index e82cac71ab..0000000000
--- a/cts/timer/th.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/* 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.
- */
-
-#include "common.h"
-#include "cts_common.h"
-#include "gpio.h"
-#include "registers.h"
-#include "task.h"
-#include "timer.h"
-#include "watchdog.h"
-
-/*
- * Interrupt handler
- *
- * DUT is supposed to trigger an interrupt when it's done counting down,
- * causing this function to be invoked.
- */
-void cts_irq(enum gpio_signal signal)
-{
- /* Wake up the CTS task */
- task_wake(TASK_ID_CTS);
-}
-
-static enum cts_rc timer_calibration_test(void)
-{
- /* Error margin: +/-2 msec (0.2% for one second) */
- const int32_t margin = 2 * MSEC;
- int32_t elapsed, delta;
- timestamp_t t0, t1;
-
- gpio_enable_interrupt(GPIO_CTS_NOTIFY);
- interrupt_enable();
-
- sync();
- t0 = get_time();
- /* Wait for interrupt */
- task_wait_event(-1);
- t1 = get_time();
-
- elapsed = (int32_t)(t1.val - t0.val);
- delta = elapsed - SECOND;
- if (delta < -margin) {
- CPRINTS("DUT clock runs too fast: %+d usec", delta);
- return CTS_RC_FAILURE;
- }
- if (margin < delta) {
- CPRINTS("DUT clock runs too slow: %+d usec", delta);
- return CTS_RC_FAILURE;
- }
-
- return CTS_RC_SUCCESS;
-}
-
-#include "cts_testlist.h"
-
-void cts_task(void)
-{
- cts_main_loop(tests, "Timer");
- task_wait_event(-1);
-}