FreeBSD/Linux Kernel Cross Reference
sys/dev/ex/if_exvar.h
1 /*-
2 * Copyright (c) 1996, Javier Mart^mn Rueda (jmrueda@diatel.upm.es)
3 * All rights reserved.
4 *
5 * Copyright (c) 2000 Matthew N. Dodd
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: releng/5.4/sys/dev/ex/if_exvar.h 131192 2004-06-27 13:10:20Z imp $
30 */
31
32 struct ex_softc {
33 struct arpcom arpcom; /* Ethernet common data */
34 struct ifmedia ifmedia;
35
36 device_t dev;
37 struct resource *ioport;
38 int ioport_rid;
39 struct resource *irq;
40 int irq_rid;
41 void * ih;
42
43 bus_space_tag_t bst;
44 bus_space_handle_t bsh;
45 u_short irq_no; /* IRQ number. */
46
47 char * irq2ee; /* irq <-> internal */
48 u_char * ee2irq; /* representation conversion */
49
50 u_int mem_size; /* Total memory size, in bytes. */
51 u_int rx_mem_size; /* Rx memory size (by default, */
52 /* first 3/4 of total memory). */
53
54 u_int rx_lower_limit; /* Lower and upper limits of */
55 u_int rx_upper_limit; /* receive buffer. */
56
57 u_int rx_head; /* Head of receive ring buffer. */
58 u_int tx_mem_size; /* Tx memory size (by default, */
59 /* last quarter of total memory).*/
60
61 u_int tx_lower_limit; /* Lower and upper limits of */
62 u_int tx_upper_limit; /* transmit buffer. */
63
64 u_int tx_head; /* Head and tail of */
65 u_int tx_tail; /* transmit ring buffer. */
66
67 u_int tx_last; /* Pointer to beginning of last */
68 /* frame in the chain. */
69 };
70
71 extern devclass_t ex_devclass;
72
73 extern char irq2eemap[];
74 extern u_char ee2irqmap[];
75 extern char plus_irq2eemap[];
76 extern u_char plus_ee2irqmap[];
77
78 int ex_alloc_resources(device_t);
79 void ex_release_resources(device_t);
80 int ex_attach(device_t);
81 int ex_detach(device_t);
82
83 driver_intr_t ex_intr;
84
85 u_int16_t ex_eeprom_read(struct ex_softc *, int);
86 void ex_get_address(struct ex_softc *, u_char *);
87 int ex_card_type(u_char *);
88
89 void ex_stop(struct ex_softc *);
90
91 #define CSR_READ_1(sc, off) (bus_space_read_1((sc)->bst, (sc)->bsh, off))
92 #define CSR_READ_2(sc, off) (bus_space_read_2((sc)->bst, (sc)->bsh, off))
93 #define CSR_WRITE_1(sc, off, val) \
94 bus_space_write_1((sc)->bst, (sc)->bsh, off, val)
95 #define CSR_WRITE_2(sc, off, val) \
96 bus_space_write_2((sc)->bst, (sc)->bsh, off, val)
97 #define CSR_WRITE_MULTI_1(sc, off, addr, count) \
98 bus_space_write_multi_1((sc)->bst, (sc)->bsh, off, addr, count)
99 #define CSR_WRITE_MULTI_2(sc, off, addr, count) \
100 bus_space_write_multi_2((sc)->bst, (sc)->bsh, off, addr, count)
101 #define CSR_WRITE_MULTI_4(sc, off, addr, count) \
102 bus_space_write_multi_4((sc)->bst, (sc)->bsh, off, addr, count)
103 #define CSR_READ_MULTI_1(sc, off, addr, count) \
104 bus_space_read_multi_1((sc)->bst, (sc)->bsh, off, addr, count)
105 #define CSR_READ_MULTI_2(sc, off, addr, count) \
106 bus_space_read_multi_2((sc)->bst, (sc)->bsh, off, addr, count)
107 #define CSR_READ_MULTI_4(sc, off, addr, count) \
108 bus_space_read_multi_4((sc)->bst, (sc)->bsh, off, addr, count)
109
110 #define EX_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
111 #define EX_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
112 #define EX_LOCK_INIT(_sc) \
113 mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->dev), \
114 MTX_NETWORK_LOCK, MTX_DEF)
115 #define EX_LOCK_DESTORY(_sc) mtx_destroy(&_sc->sc_mtx);
116 #define EX_ASSERT_LOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_OWNED);
117 #define EX_ASSERT_UNLOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_NOTOWNED);
Cache object: 7b49b744359b216ca11b929a9ac0cc58
|