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/*
* Copyright (c) 2011 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.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*/
#include <common.h>
#include <chromeos/common.h>
#include <chromeos/cros_gpio.h>
#include <vboot_api.h>
#define PREFIX "misc: "
uint32_t VbExIsShutdownRequested(void)
{
cros_gpio_t lidsw, pwrsw;
if (cros_gpio_fetch(CROS_GPIO_LIDSW, &lidsw) ||
cros_gpio_fetch(CROS_GPIO_PWRSW, &pwrsw)) {
VBDEBUG(PREFIX "Failed to fetch GPIO!\n");
/* still return 0, No-Shutdown-Requested */
return 0;
}
/* if lid is NOT OPEN */
if (!lidsw.value) {
VBDEBUG(PREFIX "Lid-closed is detected.\n");
return 1;
}
if (pwrsw.value) {
VBDEBUG(PREFIX "Power-key-pressed is detected.\n");
return 1;
}
return 0;
}
int vbexport_init(void)
{
return 0;
}
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