env: fix endian ordering in crc table

The crc table was being built as little endian for big endian
targets.  This would cause fw_printenv to always fail with
"Warning: Bad CRC, using default environment" messages.

Signed-off-by: Jeff Angielski <jeff@theptrgroup.com>
Acked-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
This commit is contained in:
Jeff Angielski 2010-03-17 15:09:26 -04:00 committed by Wolfgang Denk
parent 51c2ac9bb5
commit 322ff395c9

View File

@ -163,7 +163,7 @@ const uint32_t * ZEXPORT get_crc_table()
#endif
/* ========================================================================= */
# ifdef __LITTLE_ENDIAN
# if __BYTE_ORDER == __LITTLE_ENDIAN
# define DO_CRC(x) crc = tab[(crc ^ (x)) & 255] ^ (crc >> 8)
# else
# define DO_CRC(x) crc = tab[((crc >> 24) ^ (x)) & 255] ^ (crc << 8)