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c795ea69ff
No functional changes BUG=chrome-os-partner:15579 BRANCH=none TEST=boot system, power off with power button, power on with power button Change-Id: I25aa5c527b7b9f9db6f5c539cecb37ac4bc197f8 Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/36820 Reviewed-by: Simon Glass <sjg@chromium.org>
44 lines
932 B
C
44 lines
932 B
C
/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Power button module for Chrome EC */
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#ifndef __CROS_EC_POWER_BUTTON_H
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#define __CROS_EC_POWER_BUTTON_H
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#include "common.h"
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#include "gpio.h"
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/**
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* Interrupt handler for the power button and lid switch.
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*
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* @param signal Signal which triggered the interrupt.
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*/
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void power_button_interrupt(enum gpio_signal signal);
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/**
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* Power button task.
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*/
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void power_button_task(void);
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/**
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* Return non-zero if AC power is present.
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*/
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int power_ac_present(void);
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/**
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* Return non-zero if lid is open.
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*
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* Uses the debounced lid state, not the raw signal from the GPIO.
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*/
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int power_lid_open_debounced(void);
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/**
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* Return non-zero if write protect signal is asserted.
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*/
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int write_protect_asserted(void);
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#endif /* __CROS_EC_POWER_BUTTON_H */
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