coreboot-libre-fam15h-rdimm/3rdparty/chromeec/test/extpwr_gpio.c

62 lines
1.2 KiB
C

/* Copyright 2013 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 GPIO extpower module.
*/
#include "common.h"
#include "console.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "test_util.h"
#include "timer.h"
#include "util.h"
static int ac_hook_count;
static void set_ac(int val)
{
gpio_set_level(GPIO_AC_PRESENT, val);
msleep(50);
}
static void ac_change_hook(void)
{
ac_hook_count++;
}
DECLARE_HOOK(HOOK_AC_CHANGE, ac_change_hook, HOOK_PRIO_DEFAULT);
static int test_hook(void)
{
/* Remove AC for testing */
set_ac(0);
ac_hook_count = 0;
host_clear_events(0xffffffff);
set_ac(1);
TEST_ASSERT(ac_hook_count == 1);
TEST_ASSERT(extpower_is_present());
TEST_ASSERT(host_get_events() &
EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED));
set_ac(0);
TEST_ASSERT(ac_hook_count == 2);
TEST_ASSERT(!extpower_is_present());
TEST_ASSERT(host_get_events() &
EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED));
return EC_SUCCESS;
}
void run_test(void)
{
test_reset();
RUN_TEST(test_hook);
test_print_result();
}