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0044c42e SR |
1 | /* |
2 | * (C) Copyright 2012 | |
3 | * Stefan Roese, DENX Software Engineering, sr@denx.de. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | */ | |
18 | ||
19 | #include <common.h> | |
20 | #include <asm/io.h> | |
21 | #include <asm/byteorder.h> | |
22 | ||
23 | #if !defined(CONFIG_SYS_BOOTCOUNT_LE) && !defined(CONFIG_SYS_BOOTCOUNT_BE) | |
24 | # if __BYTE_ORDER == __LITTLE_ENDIAN | |
25 | # define CONFIG_SYS_BOOTCOUNT_LE | |
26 | # else | |
27 | # define CONFIG_SYS_BOOTCOUNT_BE | |
28 | # endif | |
29 | #endif | |
30 | ||
31 | #ifdef CONFIG_SYS_BOOTCOUNT_LE | |
32 | static inline void raw_bootcount_store(volatile u32 *addr, u32 data) | |
33 | { | |
34 | out_le32(addr, data); | |
35 | } | |
36 | ||
37 | static inline u32 raw_bootcount_load(volatile u32 *addr) | |
38 | { | |
39 | return in_le32(addr); | |
40 | } | |
41 | #else | |
42 | static inline void raw_bootcount_store(volatile u32 *addr, u32 data) | |
43 | { | |
44 | out_be32(addr, data); | |
45 | } | |
46 | ||
47 | static inline u32 raw_bootcount_load(volatile u32 *addr) | |
48 | { | |
49 | return in_be32(addr); | |
50 | } | |
51 | #endif |