STAT_CD           153 dev/isa/seagate.c #define PH_CMD		(STAT_CD)
STAT_CD           154 dev/isa/seagate.c #define PH_STAT		(STAT_CD | STAT_IO)
STAT_CD           155 dev/isa/seagate.c #define PH_MSGOUT	(STAT_MSG | STAT_CD)
STAT_CD           156 dev/isa/seagate.c #define PH_MSGIN	(STAT_MSG | STAT_CD | STAT_IO)
STAT_CD           158 dev/isa/seagate.c #define PH_MASK		(STAT_MSG | STAT_CD | STAT_IO)