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"Das U-Boot" Source Tree
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * (C) Copyright 2013
4 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
5 */
6
7#include <env.h>
8
9void bootcount_store(ulong a)
10{
11 int upgrade_available = env_get_ulong("upgrade_available", 10, 0);
12
13 if (upgrade_available) {
14 env_set_ulong("bootcount", a);
15 env_save();
16 }
17}
18
19ulong bootcount_load(void)
20{
21 int upgrade_available = env_get_ulong("upgrade_available", 10, 0);
22 ulong val = 0;
23
24 if (upgrade_available)
25 val = env_get_ulong("bootcount", 10, 0);
26
27 return val;
28}