struct mba_regs
*mba
= mbamba(io
->i_unit
);
struct mba_drv
*drv
= mbadrv(io
->i_unit
);
register struct pte
*pte
= mba
->mba_map
;
o
= (int)io
->i_ma
& PGOFSET
;
npf
= btoc(io
->i_cc
+ o
);
*(int *)pte
++ = v
++ | PG_V
;
mba
->mba_bcr
= -io
->i_cc
;
drv
->mbd_cs1
= MB_WCOM
| MB_GO
;
drv
->mbd_cs1
= MB_RCOM
| MB_GO
;
register struct mba_regs
*mba
= mbaddr
[mbanum
];
if (mbaact
& (1<<mbanum
))