AR_CFP_DUR
OS_REG_WRITE(ah, AR_CFP_DUR, bs->bs_cfpmaxduration);
OS_REG_WRITE(ah, AR_CFP_DUR, 0);
OS_REG_WRITE(ah, AR_CFP_DUR, bs->bs_cfpmaxduration);
OS_REG_WRITE(ah, AR_CFP_DUR, bs->bs_cfpmaxduration);
( (((x) >= AR_BEACON) && ((x) <= AR_CFP_DUR)) || \
( (((x) >= AR_BEACON) && ((x) <= AR_CFP_DUR)) || \