fdt: Skip byteorder swap on big endian

6 years ago · 8ac2e518fe
1 changed files with 5 additions and 0 deletions
--- a/machine/fdt.c
+++ b/machine/fdt.c
@ -9,9 +9,14 @@

 static inline uint32_t bswap(uint32_t x)
 {
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
  uint32_t y = (x & 0x00FF00FF) <<  8 | (x & 0xFF00FF00) >>  8;
  uint32_t z = (y & 0x0000FFFF) << 16 | (y & 0xFFFF0000) >> 16;
  return z;
+#else
+  /* No need to swap on big endian */
+  return x;
+#endif
 }

 static inline int isstring(char c)