38 struct fdcio {  struct
43 	volatile uint8_t	*fdcio_reg_msr;  argument
44 	volatile uint8_t	*fdcio_reg_fifo;  argument
45 	volatile uint8_t	*fdcio_reg_dor;	/* 82077 only */  argument
46 	volatile uint8_t	*fdcio_reg_fcr; /* sun3x floppy control reg */  argument
47 	volatile uint8_t	*fdcio_reg_fvr; /* sun3x floppy int. vector */  argument
52 	int	fdcio_istate;  argument
57 	char	*fdcio_data;		/* pseudo-DMA data */  argument
58 	int	fdcio_tc;		/* pseudo-DMA Terminal Count */  argument
59 	u_char	fdcio_status[FDC_NSTATUS];	/* copy of registers */  argument
60 	int	fdcio_nstat;		/* # of valid status bytes */  argument
65 	struct	evcnt	fdcio_intrcnt;  argument