bde suggests that sio really wants to manage its own softc. This

allows us to move the sio softc data structure back into sio.c and
reduce the complexity of the non sio.c sio files.

Submitted by: bde

# I didn't fix the locking issues that bruce also submitted.

1 files changed, 0 insertions, 112 deletions

diff --git a/sys/dev/sio/siovar.h b/sys/dev/sio/siovar.h
index 7d95fe9..ebc2968 100644
--- a/sys/dev/sio/siovar.h
+++ b/sys/dev/sio/siovar.h
@@ -33,118 +33,6 @@
  * $FreeBSD$
  */
 
-#define SET_FLAG(dev, bit) device_set_flags(dev, device_get_flags(dev) | (bit))
-#define CLR_FLAG(dev, bit) device_set_flags(dev, device_get_flags(dev) & ~(bit))
-
-#define	CE_NTYPES			3
-
-/* types.  XXX - should be elsewhere */
-typedef u_int	Port_t;		/* hardware port */
-typedef u_char	bool_t;		/* boolean */
-
-/* queue of linear buffers */
-struct lbq {
-	u_char	*l_head;	/* next char to process */
-	u_char	*l_tail;	/* one past the last char to process */
-	struct lbq *l_next;	/* next in queue */
-	bool_t	l_queued;	/* nonzero if queued */
-};
-
-/* com device structure */
-struct com_s {
-	u_int	flags;		/* Copy isa device flags */
-	u_char	state;		/* miscellaneous flag bits */
-	bool_t  active_out;	/* nonzero if the callout device is open */
-	u_char	cfcr_image;	/* copy of value written to CFCR */
-#ifdef COM_ESP
-	bool_t	esp;		/* is this unit a hayes esp board? */
-#endif
-	u_char	extra_state;	/* more flag bits, separate for order trick */
-	u_char	fifo_image;	/* copy of value written to FIFO */
-	bool_t	hasfifo;	/* nonzero for 16550 UARTs */
-	bool_t	st16650a;	/* Is a Startech 16650A or RTS/CTS compat */
-	bool_t	loses_outints;	/* nonzero if device loses output interrupts */
-	u_char	mcr_image;	/* copy of value written to MCR */
-#ifdef COM_MULTIPORT
-	bool_t	multiport;	/* is this unit part of a multiport device? */
-#endif /* COM_MULTIPORT */
-	bool_t	no_irq;		/* nonzero if irq is not attached */
-	bool_t  gone;		/* hardware disappeared */
-	bool_t	poll;		/* nonzero if polling is required */
-	bool_t	poll_output;	/* nonzero if polling for output is required */
-	int	unit;		/* unit	number */
-	int	dtr_wait;	/* time to hold DTR down on close (* 1/hz) */
-	u_int	tx_fifo_size;
-	u_int	wopeners;	/* # processes waiting for DCD in open() */
-
-	/*
-	 * The high level of the driver never reads status registers directly
-	 * because there would be too many side effects to handle conveniently.
-	 * Instead, it reads copies of the registers stored here by the
-	 * interrupt handler.
-	 */
-	u_char	last_modem_status;	/* last MSR read by intr handler */
-	u_char	prev_modem_status;	/* last MSR handled by high level */
-
-	u_char	hotchar;	/* ldisc-specific char to be handled ASAP */
-	u_char	*ibuf;		/* start of input buffer */
-	u_char	*ibufend;	/* end of input buffer */
-	u_char	*ibufold;	/* old input buffer, to be freed */
-	u_char	*ihighwater;	/* threshold in input buffer */
-	u_char	*iptr;		/* next free spot in input buffer */
-	int	ibufsize;	/* size of ibuf (not include error bytes) */
-	int	ierroff;	/* offset of error bytes in ibuf */
-
-	struct lbq	obufq;	/* head of queue of output buffers */
-	struct lbq	obufs[2];	/* output buffers */
-
-	bus_space_tag_t		bst;
-	bus_space_handle_t	bsh;
-
-	Port_t	data_port;	/* i/o ports */
-#ifdef COM_ESP
-	Port_t	esp_port;
-#endif
-	Port_t	int_id_port;
-	Port_t	modem_ctl_port;
-	Port_t	line_status_port;
-	Port_t	modem_status_port;
-	Port_t	intr_ctl_port;	/* Ports of IIR register */
-
-	struct tty	*tp;	/* cross reference */
-
-	/* Initial state. */
-	struct termios	it_in;	/* should be in struct tty */
-	struct termios	it_out;
-
-	/* Lock state. */
-	struct termios	lt_in;	/* should be in struct tty */
-	struct termios	lt_out;
-
-	bool_t	do_timestamp;
-	bool_t	do_dcd_timestamp;
-	struct timeval	timestamp;
-	struct timeval	dcd_timestamp;
-	struct	pps_state pps;
-
-	u_long	bytes_in;	/* statistics */
-	u_long	bytes_out;
-	u_int	delta_error_counts[CE_NTYPES];
-	u_long	error_counts[CE_NTYPES];
-
-	struct resource *irqres;
-	struct resource *ioportres;
-	void *cookie;
-	dev_t devs[6];
-
-	/*
-	 * Data area for output buffers.  Someday we should build the output
-	 * buffer queue without copying data.
-	 */
-	u_char	obuf1[256];
-	u_char	obuf2[256];
-};
-
 int	sioattach __P((device_t dev, int xrid));
 int	siodetach __P((device_t dev));
 int	sioprobe __P((device_t dev, int xrid, int noprobe));