lijuang | fdf2fa6 | 2015-03-11 16:46:41 +0800 | [diff] [blame] | 1 | /* |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 2 | * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. |
lijuang | fdf2fa6 | 2015-03-11 16:46:41 +0800 | [diff] [blame] | 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
Channagoud Kadabi | 88e52c1 | 2015-08-06 15:21:14 -0700 | [diff] [blame] | 29 | #ifndef __REBOOT_H__ |
| 30 | #define __REBOOT_H__ |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 31 | |
| 32 | enum reboot_reason { |
Channagoud Kadabi | 88e52c1 | 2015-08-06 15:21:14 -0700 | [diff] [blame] | 33 | #if USE_PON_REBOOT_REG |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 34 | /* hard reset reason */ |
| 35 | REBOOT_MODE_UNKNOWN = 0x00, |
| 36 | RECOVERY_MODE = 0x01, |
| 37 | FASTBOOT_MODE = 0x02, |
| 38 | ALARM_BOOT = 0x03, |
Channagoud Kadabi | 86b0c11 | 2016-03-16 19:23:16 -0700 | [diff] [blame] | 39 | #if ENABLE_VB_ATTEST |
| 40 | DM_VERITY_EIO = 0x04, |
| 41 | #else |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 42 | DM_VERITY_LOGGING = 0x04, |
Channagoud Kadabi | 86b0c11 | 2016-03-16 19:23:16 -0700 | [diff] [blame] | 43 | #endif |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 44 | DM_VERITY_ENFORCING = 0x05, |
| 45 | DM_VERITY_KEYSCLEAR = 0x06, |
Channagoud Kadabi | 88e52c1 | 2015-08-06 15:21:14 -0700 | [diff] [blame] | 46 | #else |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 47 | REBOOT_MODE_UNKNOWN = 0x00, |
| 48 | RECOVERY_MODE = 0x77665502, |
| 49 | FASTBOOT_MODE = 0x77665500, |
| 50 | ALARM_BOOT = 0x77665503, |
Channagoud Kadabi | 86b0c11 | 2016-03-16 19:23:16 -0700 | [diff] [blame] | 51 | #if ENABLE_VB_ATTEST |
| 52 | DM_VERITY_EIO = 0x77665508, |
| 53 | #else |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 54 | DM_VERITY_LOGGING = 0x77665508, |
Channagoud Kadabi | 86b0c11 | 2016-03-16 19:23:16 -0700 | [diff] [blame] | 55 | #endif |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 56 | DM_VERITY_ENFORCING = 0x77665509, |
| 57 | DM_VERITY_KEYSCLEAR = 0x7766550A, |
Channagoud Kadabi | 88e52c1 | 2015-08-06 15:21:14 -0700 | [diff] [blame] | 58 | #endif |
lijuang | f0c7b62 | 2016-05-24 16:06:12 +0800 | [diff] [blame] | 59 | /* Don't write the reason to PON reg or SMEM |
| 60 | * if the value is more than 0xF0000000 |
| 61 | */ |
lijuang | 395b5e6 | 2015-11-19 17:39:44 +0800 | [diff] [blame] | 62 | NORMAL_DLOAD = 0xF0000001, |
| 63 | EMERGENCY_DLOAD, |
| 64 | }; |
Channagoud Kadabi | 77f46a3 | 2015-08-05 16:13:13 -0700 | [diff] [blame] | 65 | |
lijuang | dc20de1 | 2015-02-11 12:09:57 +0800 | [diff] [blame] | 66 | #define RTC_TRG 4 |
lijuang | fdf2fa6 | 2015-03-11 16:46:41 +0800 | [diff] [blame] | 67 | #define PON_SOFT_RB_SPARE 0x88F |
| 68 | |
| 69 | #if USER_FORCE_RESET_SUPPORT |
| 70 | /* Return 1 if it is a force resin triggered by user. */ |
| 71 | uint32_t is_user_force_reset(void); |
| 72 | #endif |
| 73 | |
| 74 | unsigned check_reboot_mode(void); |
| 75 | |
| 76 | unsigned check_hard_reboot_mode(void); |
| 77 | |
lijuang | dc20de1 | 2015-02-11 12:09:57 +0800 | [diff] [blame] | 78 | uint32_t check_alarm_boot(void); |
| 79 | |
lijuang | fdf2fa6 | 2015-03-11 16:46:41 +0800 | [diff] [blame] | 80 | void reboot_device(unsigned reboot_reason); |
Channagoud Kadabi | 77f46a3 | 2015-08-05 16:13:13 -0700 | [diff] [blame] | 81 | void shutdown_device(); |
Channagoud Kadabi | 88e52c1 | 2015-08-06 15:21:14 -0700 | [diff] [blame] | 82 | |
| 83 | #endif |