/* linux/arch/arm/mach-msm/htc_restart_handler.c
 *
 * Copyright (C) 2012 HTC Corporation.
 * Author: Jimmy.CM Chen <jimmy.cm_chen@htc.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * 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.
 */

/* This constant is used in bootloader to decide actions. */
#define RESTART_REASON_BOOT_BASE			0x77665500
#define RESTART_REASON_BOOTLOADER			(RESTART_REASON_BOOT_BASE | 0x00)
#define RESTART_REASON_REBOOT				(RESTART_REASON_BOOT_BASE | 0x01)
#define RESTART_REASON_RECOVERY				(RESTART_REASON_BOOT_BASE | 0x02)
#define RESTART_REASON_ALARM				(RESTART_REASON_BOOT_BASE | 0x03)
#define RESTART_REASON_DM_VERITY_DEVICE_CORRUPTED	(RESTART_REASON_BOOT_BASE | 0x08)
#define RESTART_REASON_DM_VERITY_ENFORCING		(RESTART_REASON_BOOT_BASE | 0x09)
#define RESTART_REASON_KEYS_CLEAR			(RESTART_REASON_BOOT_BASE | 0x0A)
#define RESTART_REASON_RAMDUMP				(RESTART_REASON_BOOT_BASE | 0xAA)
#define RESTART_REASON_POWEROFF				(RESTART_REASON_BOOT_BASE | 0xBB)
#define RESTART_REASON_OFFMODE_CHARGE			(RESTART_REASON_BOOT_BASE | 0xDD)
#define RESTART_REASON_ERASE_FLASH			(RESTART_REASON_BOOT_BASE | 0xEF)

/*
   This restart constant is used for oem commands.
   The actual value is parsed from reboot commands.
   RIL FATAL will use oem-99 to restart a device.
*/
#define RESTART_REASON_OEM_BASE         0x6f656d00
#define RESTART_REASON_RIL_FATAL        (RESTART_REASON_OEM_BASE | 0x99)
#define RESTART_REASON_DOWNLOAD         (RESTART_REASON_OEM_BASE | 0xE0)
#define RESTART_REASON_FTM              (RESTART_REASON_OEM_BASE | 0xE1)

int set_restart_action(unsigned int reason, const char *msg);
int set_restart_to_oem(unsigned int code, const char *msg);
int set_restart_to_ramdump(const char *msg);
int htc_restart_handler_init(void);
unsigned get_restart_reason(void);