1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/*-
* Copyright (c) 1996, Javier Mart^mn Rueda (jmrueda@diatel.upm.es)
* All rights reserved.
*
* Copyright (c) 2000 Matthew N. Dodd
* 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.
*
* $FreeBSD$
*/
struct ex_softc {
struct arpcom arpcom; /* Ethernet common data */
struct ifmedia ifmedia;
device_t dev;
struct resource *ioport;
int ioport_rid;
struct resource *irq;
int irq_rid;
void * ih;
u_int iobase; /* I/O base address. */
u_short irq_no; /* IRQ number. */
char * irq2ee; /* irq <-> internal */
u_char * ee2irq; /* representation conversion */
u_int mem_size; /* Total memory size, in bytes. */
u_int rx_mem_size; /* Rx memory size (by default, */
/* first 3/4 of total memory). */
u_int rx_lower_limit; /* Lower and upper limits of */
u_int rx_upper_limit; /* receive buffer. */
u_int rx_head; /* Head of receive ring buffer. */
u_int tx_mem_size; /* Tx memory size (by default, */
/* last quarter of total memory).*/
u_int tx_lower_limit; /* Lower and upper limits of */
u_int tx_upper_limit; /* transmit buffer. */
u_int tx_head; /* Head and tail of */
u_int tx_tail; /* transmit ring buffer. */
u_int tx_last; /* Pointer to beginning of last */
/* frame in the chain. */
};
extern char irq2eemap[];
extern u_char ee2irqmap[];
extern char plus_irq2eemap[];
extern u_char plus_ee2irqmap[];
int ex_alloc_resources (device_t);
void ex_release_resources (device_t);
int ex_attach (device_t);
driver_intr_t ex_intr;
u_int16_t eeprom_read (u_int32_t, int);
int look_for_card (u_int32_t);
void ex_get_address (u_int32_t, u_char *);
int ex_card_type (u_char *);
void ex_stop (struct ex_softc *);
|
