I2O_SG_COUNT_SZ
# define I2O_SG_COUNT_MASK ((U32)((1L<<I2O_SG_COUNT_SZ)-1))
+ (I2O_SG_COUNT_SZ/8)))
BF Count:I2O_SG_COUNT_SZ;
BF LongElementLength:I2O_SG_COUNT_SZ;
BF LongElementLength:I2O_SG_COUNT_SZ;