xref: /dragonfly/sys/netgraph7/bluetooth/drivers/bt3c/ng_bt3c_var.h (revision b50b93ff81fca8db06b8a0cd144163cfd46a3f7c)
1 /*
2  * ng_bt3c_var.h
3  */
4 
5 /*-
6  * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $Id: ng_bt3c_var.h,v 1.1 2002/11/24 19:46:54 max Exp $
31  * $FreeBSD: head/sys/netgraph/bluetooth/drivers/bt3c/ng_bt3c_var.h 160114 2006-07-05 17:18:47Z emax $
32  *
33  * XXX XXX XX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX
34  *
35  * Based on information obrained from: Jose Orlando Pereira <jop@di.uminho.pt>
36  * and disassembled w2k driver.
37  *
38  * XXX XXX XX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX XXX
39  *
40  */
41 
42 #ifndef _NG_BT3C_VAR_H_
43 #define _NG_BT3C_VAR_H_
44 
45 /* Debug printf's */
46 #define NG_BT3C_ALERT         if (sc->debug >= NG_BT3C_ALERT_LEVEL) device_printf
47 #define NG_BT3C_ERR if (sc->debug >= NG_BT3C_ERR_LEVEL)   device_printf
48 #define NG_BT3C_WARN          if (sc->debug >= NG_BT3C_WARN_LEVEL)  device_printf
49 #define NG_BT3C_INFO          if (sc->debug >= NG_BT3C_INFO_LEVEL)  device_printf
50 
51 /* Device registers */
52 #define   BT3C_DATA_L                   0x00                /* data low byte */
53 #define   BT3C_DATA_H                   0x01                /* high byte */
54 #define   BT3C_ADDR_L                   0x02                /* address low byte */
55 #define   BT3C_ADDR_H                   0x03                /* high byte */
56 #define   BT3C_CONTROL                  0x04                /* control */
57 
58 #define BT3C_FIFO_SIZE                  256
59 
60 /* Device softc structure */
61 struct bt3c_softc {
62           /* Device specific */
63           device_t             dev;               /* pointer back to device */
64           int                            iobase_rid;        /* iobase RID */
65           struct resource               *iobase;  /* iobase */
66           bus_space_tag_t                iot;               /* I/O tag */
67           bus_space_handle_t   ioh;               /* I/O handle */
68           int                            irq_rid;       /* irq RID */
69           struct resource               *irq;               /* irq */
70           void                          *irq_cookie;        /* irq cookie */
71 
72           /* Netgraph specific */
73           node_p                         node;              /* pointer back to node */
74           hook_p                         hook;              /* hook */
75 
76           ng_bt3c_node_debug_ep          debug;             /* debug level */
77           u_int16_t            flags;             /* device flags */
78 #define BT3C_ANTENNA_OUT      (1 << 0)  /* antena is out */
79 #define BT3C_XMIT             (1 << 1)  /* xmit in progress */
80 
81           ng_bt3c_node_state_ep          state;             /* receiving state */
82 
83           ng_bt3c_node_stat_ep           stat;              /* statistic */
84 #define NG_BT3C_STAT_PCKTS_SENT(s)      (s).pckts_sent ++
85 #define NG_BT3C_STAT_BYTES_SENT(s, n)   (s).bytes_sent += (n)
86 #define NG_BT3C_STAT_PCKTS_RECV(s)      (s).pckts_recv ++
87 #define NG_BT3C_STAT_BYTES_RECV(s, n)   (s).bytes_recv += (n)
88 #define NG_BT3C_STAT_OERROR(s)                    (s).oerrors ++
89 #define NG_BT3C_STAT_IERROR(s)                    (s).ierrors ++
90 #define NG_BT3C_STAT_RESET(s)           bzero(&(s), sizeof((s)))
91 
92           u_int32_t            status;  /* from ISR */
93           void                          *ith;               /* ithread handler */
94 
95           struct mbuf                   *m;                 /* current frame */
96           u_int32_t            want;              /* # of chars we want */
97 
98           struct ifqueue                 inq;               /* queue of incoming mbuf's */
99           struct ifqueue                 outq;              /* queue of outgoing mbuf's */
100 #define BT3C_DEFAULTQLEN       12                 /* XXX max. size of out queue */
101 };
102 
103 typedef struct bt3c_softc     bt3c_softc_t;
104 typedef struct bt3c_softc *   bt3c_softc_p;
105 
106 #endif /* ndef _NG_BT3C_VAR_H_ */
107 
108