LXR uboot/include/bootcount.h

   1/*
   2 * (C) Copyright 2012
   3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 */
   7
   8#include <common.h>
   9#include <asm/io.h>
  10#include <asm/byteorder.h>
  11
  12#if !defined(CONFIG_SYS_BOOTCOUNT_LE) && !defined(CONFIG_SYS_BOOTCOUNT_BE)
  13# if __BYTE_ORDER == __LITTLE_ENDIAN
  14#  define CONFIG_SYS_BOOTCOUNT_LE
  15# else
  16#  define CONFIG_SYS_BOOTCOUNT_BE
  17# endif
  18#endif
  19
  20#ifdef CONFIG_SYS_BOOTCOUNT_LE
  21static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
  22{
  23        out_le32(addr, data);
  24}
  25
  26static inline u32 raw_bootcount_load(volatile u32 *addr)
  27{
  28        return in_le32(addr);
  29}
  30#else
  31static inline void raw_bootcount_store(volatile u32 *addr, u32 data)
  32{
  33        out_be32(addr, data);
  34}
  35
  36static inline u32 raw_bootcount_load(volatile u32 *addr)
  37{
  38        return in_be32(addr);
  39}
  40#endif
  41