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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 The Chromium OS Authors. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef LUMPY_EC_H
#define LUMPY_EC_H
/* Commands */
#define EC_SMI_ENABLE 0x74
#define EC_SMI_DISABLE 0x75
#define EC_ACPI_ENABLE 0x76 /* Enter ACPI mode */
#define EC_ACPI_DISABLE 0x77 /* Exit ACPI mode */
/* Commands with data */
#define EC_AUX_PORT_MODE 0x64 /* PS/2 control mode */
#define EC_AUX_PORT_MODE_ENABLE 0x00
#define EC_AUX_PORT_MODE_DISABLE 0x01
#define EC_POWER_BUTTON_MODE 0x63
#define EC_POWER_BUTTON_MODE_OS 0x00 /* OS control, 8 second override */
#define EC_POWER_BUTTON_MODE_EC 0x00 /* EC control */
#define EC_BACKLIGHT_OFF 0x67 /* Turn Backlight Off */
#define EC_BACKLIGHT_ON 0x68 /* Turn Backlight On */
#define EC_BATTERY_MODE 0x13
#define EC_BATTERY_MODE_NORMAL 0x00 /* Normal mode */
#define EC_BATTERY_MODE_EXTEND 0x01 /* Battery Life Cycle Extension */
/* EC RAM */
#define EC_FAN_SPEED 0xca
#define EC_FAN_SPEED_LEVEL_0 0x01 /* Level 0 is fastest */
#define EC_FAN_SPEED_LEVEL_1 0x02 /* Level 1 is fast */
#define EC_FAN_SPEED_LEVEL_2 0x04 /* Level 2 is slow */
#define EC_FAN_SPEED_LEVEL_3 0x08 /* Level 3 is slowest */
#define EC_FAN_SPEED_LEVEL_4 0x10 /* Level 4 is off */
#define EC_FAN_SPEED_FLAG_OS 0x80 /* OS control of fan speed */
extern void lumpy_ec_init(void);
#endif // LUMPY_EC_H
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