update to i4b version 0.95.04

1 files changed, 224 insertions, 0 deletions

diff --git a/sys/i4b/layer1/iwic/i4b_iwic.h b/sys/i4b/layer1/iwic/i4b_iwic.h
new file mode 100644
index 0000000..1da90d7
--- /dev/null
+++ b/sys/i4b/layer1/iwic/i4b_iwic.h
@@ -0,0 +1,224 @@
+/*
+ * Copyright (c) 1999, 2000 Dave Boyce. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *---------------------------------------------------------------------------
+ *
+ *      i4b_iwic - isdn4bsd Winbond W6692 driver
+ *      ----------------------------------------
+ *
+ *      $Id: i4b_iwic.h,v 1.5 2000/03/13 15:23:43 hm Exp $
+ *
+ * $FreeBSD$
+ *
+ *      last edit-date: [Mon Mar 13 16:23:15 2000]
+ *
+ *---------------------------------------------------------------------------*/
+
+#ifndef _I4B_IWIC_H_
+#define _I4B_IWIC_H_
+
+#include <i4b/layer1/iwic/i4b_iwic_ext.h>
+
+/*---------------------------------------------------------------------------*
+ *	PCI resources used
+ *---------------------------------------------------------------------------*/
+
+#define INFO_IO_BASES	2
+
+struct i4b_info {
+	struct resource * io_base[INFO_IO_BASES];
+	int               io_rid [INFO_IO_BASES];
+	struct resource * irq;
+	int               irq_rid;
+	struct resource * mem;
+	int               mem_rid;
+};
+
+/*---------------------------------------------------------------------------*
+ *	state of a B channel 
+ *---------------------------------------------------------------------------*/
+struct iwic_bchan
+{
+	int unit;			/* unit number		*/
+	int channel;			/* channel number	*/
+	int offset;			/* offset from iobase	*/
+	int bprot;			/* b channel protocol used */
+	int state;			/* transceiver state:	*/
+#define ST_IDLE		0x00		/* channel idle		*/
+#define ST_TX_ACTIVE	0x01    	/* tx running		*/
+
+	int sc_trace_bcount;
+	
+        /* receive data from ISDN */
+
+	struct ifqueue	rx_queue;	/* receiver queue	*/
+	int		rxcount;	/* rx statistics counter*/
+	struct mbuf	*in_mbuf;	/* rx input buffer	*/
+	u_char		*in_cbptr;	/* curr buffer pointer	*/
+	int		in_len;		/* rx input buffer len	*/
+
+	/* transmit data to ISDN */
+
+	struct ifqueue	tx_queue;	/* transmitter queue		*/
+	int		txcount;	/* tx statistics counter	*/
+	struct mbuf	*out_mbuf_head;	/* first mbuf in possible chain */
+	struct mbuf	*out_mbuf_cur;	/* current mbuf in possbl chain */
+	unsigned char	*out_mbuf_cur_ptr; /* data pointer into mbuf    */
+	int		out_mbuf_cur_len; /* remaining bytes in mbuf    */
+	
+	/* linktab */
+	
+	isdn_link_t	iwic_isdn_linktab;
+	drvr_link_t	*iwic_drvr_linktab;
+};
+
+/*---------------------------------------------------------------------------*
+ *	state of a D channel
+ *---------------------------------------------------------------------------*/
+struct iwic_dchan
+{
+	int		enabled;
+	int		trace_count;
+	struct mbuf	*ibuf;
+	u_char		*ibuf_ptr;	/* Input buffer pointer */
+	int		ibuf_len;	/* Current length of input buffer */
+	int		ibuf_max_len;	/* Max length in input buffer */
+	int		rx_count;
+
+	int		tx_ready;	/* Can send next 64 bytes of data. */
+	int		tx_count;
+
+	struct mbuf	*obuf;
+	int		free_obuf;
+	u_char		*obuf_ptr;
+	int		obuf_len;
+
+	struct mbuf	*obuf2;
+	int		free_obuf2;
+};
+
+/*---------------------------------------------------------------------------*
+ *	state of one iwic unit
+ *---------------------------------------------------------------------------*/
+struct iwic_softc
+{
+	int		sc_unit;
+	u_int32_t	sc_iobase;
+	int		sc_trace;
+	int		sc_cardtyp;
+
+	int		sc_I430state;
+	int		sc_I430T3;
+
+	int		enabled;
+
+	struct iwic_dchan sc_dchan;
+	struct iwic_bchan sc_bchan[2];
+
+	struct i4b_info	sc_resources;
+};
+
+/*---------------------------------------------------------------------------*
+ *	rd/wr register/fifo macros
+ *---------------------------------------------------------------------------*/
+#define IWIC_READ(sc,reg)	(inb   ((sc)->sc_iobase + (u_int32_t)(reg)))
+#define IWIC_WRITE(sc,reg,val)	(outb  ((sc)->sc_iobase + (u_int32_t)(reg), (val)))
+#define IWIC_WRDFIFO(sc,p,l)    (outsb ((sc)->sc_iobase + D_XFIFO, (p), (l)))
+#define IWIC_RDDFIFO(sc,p,l)    (insb  ((sc)->sc_iobase + D_RFIFO, (p), (l)))
+#define IWIC_WRBFIFO(sc,b,p,l)  (outsb (((sc)->sc_iobase + (b)->offset + B_XFIFO), (p), (l)))
+#define IWIC_RDBFIFO(sc,b,p,l)  (insb  (((sc)->sc_iobase + (b)->offset + B_RFIFO), (p), (l)))
+
+/*---------------------------------------------------------------------------*
+ *	possible I.430 states
+ *---------------------------------------------------------------------------*/
+enum I430states
+{
+	ST_F3N,			/* F3 Deactivated, no clock	*/
+	ST_F3,			/* F3 Deactivated		*/
+	ST_F4,			/* F4 Awaiting Signal		*/
+	ST_F5,			/* F5 Identifying Input		*/
+	ST_F6,			/* F6 Synchronized		*/
+	ST_F7,			/* F7 Activated			*/
+	ST_F8,			/* F8 Lost Framing		*/
+	ST_ILL,			/* Illegal State		*/
+	N_STATES
+};
+
+/*---------------------------------------------------------------------------*
+ *	possible I.430 events
+ *---------------------------------------------------------------------------*/
+enum I430events
+{
+	EV_PHAR,		/* PH ACTIVATE REQUEST          */
+	EV_CE,			/* Clock enabled                */
+	EV_T3,			/* Timer 3 expired              */
+	EV_INFO0,		/* receiving INFO0              */
+	EV_RSY,			/* receiving any signal         */
+	EV_INFO2,		/* receiving INFO2              */
+	EV_INFO48,		/* receiving INFO4 pri 8/9      */
+	EV_INFO410,		/* receiving INFO4 pri 10/11    */
+	EV_DR,			/* Deactivate Request           */
+	EV_PU,			/* Power UP                     */
+	EV_DIS,			/* Disconnected (only 2085)     */
+	EV_EI,			/* Error Indication             */
+	EV_ILL,			/* Illegal Event                */
+	N_EVENTS
+};
+
+/*---------------------------------------------------------------------------*
+ *	available commands
+ *---------------------------------------------------------------------------*/
+enum I430commands
+{
+	CMD_ECK,		/* Enable clock			*/
+	CMD_TIM,		/* Timing			*/
+	CMD_RT,			/* Reset			*/
+	CMD_AR8,		/* Activation request pri 8	*/
+	CMD_AR10,		/* Activation request pri 10	*/
+	CMD_DIU,		/* Deactivate Indication Upstream */
+	CMD_ILL			/* Illegal command		*/
+};
+
+
+extern struct iwic_softc iwic_sc[];
+
+#define iwic_find_sc(unit)	(&iwic_sc[(unit)])
+
+extern void iwic_init(struct iwic_softc *);
+extern void iwic_next_state(struct iwic_softc *, int);
+
+extern void iwic_dchan_init(struct iwic_softc *);
+extern void iwic_dchan_xirq(struct iwic_softc *);
+extern void iwic_dchan_xfer_irq(struct iwic_softc *, int);
+extern void iwic_dchan_disable(struct iwic_softc *sc);
+extern int iwic_dchan_data_req(struct iwic_softc *sc, struct mbuf *m, int freeflag);
+extern void iwic_dchan_transmit(struct iwic_softc *sc);
+
+char *iwic_printstate(struct iwic_softc *sc);
+
+void iwic_init_linktab(struct iwic_softc *sc);
+void iwic_bchan_xirq(struct iwic_softc *, int);
+void iwic_bchannel_setup(int unit, int h_chan, int bprot, int activate);
+
+#endif /* _I4B_IWIC_H_ */