2 * This file is part of Cleanflight and Betaflight.
4 * Cleanflight and Betaflight are free software. You can redistribute
5 * this software and/or modify this software under the terms of the
6 * GNU General Public License as published by the Free Software
7 * Foundation, either version 3 of the License, or (at your option)
10 * Cleanflight and Betaflight are distributed in the hope that they
11 * will be useful, but WITHOUT ANY WARRANTY; without even the implied
12 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 * See the GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this software.
18 * If not, see <http://www.gnu.org/licenses/>.
25 // Available RTC backup registers (4-byte words) per MCU type
31 PERSISTENT_OBJECT_MAGIC
= 0,
32 PERSISTENT_OBJECT_RESET_REASON
,
33 PERSISTENT_OBJECT_COUNT
,
34 } persistentObjectId_e
;
36 // Values for PERSISTENT_OBJECT_RESET_REASON
38 #define RESET_BOOTLOADER_REQUEST_ROM 1 // DFU request
39 #define RESET_MSC_REQUEST 2 // MSC invocation was requested
40 #define RESET_BOOTLOADER_FIRMWARE_UPDATE 3 // Bootloader request to flash stored firmware update
41 #define RESET_BOOTLOADER_FIRMWARE_ROLLBACK 4 // Bootloader request to rollback to stored firmware and config backup
42 #define RESET_BOOTLOADER_FIRMWARE_UPDATE_SUCCESS 5
43 #define RESET_BOOTLOADER_FIRMWARE_UPDATE_FAILED 6
45 void persistentObjectInit(void);
46 uint32_t persistentObjectRead(persistentObjectId_e id
);
47 void persistentObjectWrite(persistentObjectId_e id
, uint32_t value
);