ATOMICXCHG        510 drivers/scsi/aic94xx/aic94xx_reg_def.h #define CATOMICXCHG	(CSEQ_CIO_REG_BASE_ADR + ATOMICXCHG)
ATOMICXCHG        845 drivers/scsi/aic94xx/aic94xx_reg_def.h #define LmATOMICXCHG(LinkNum)		LmSEQ_PHY_REG(0, LinkNum, ATOMICXCHG)