2 * Copyright (c) 1996, Javier Mart^mn Rueda (jmrueda@diatel.upm.es)
5 * Copyright (c) 2000 Matthew N. Dodd
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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
33 struct arpcom arpcom; /* Ethernet common data */
34 struct ifmedia ifmedia;
37 struct resource *ioport;
43 u_int iobase; /* I/O base address. */
44 u_short irq_no; /* IRQ number. */
46 char * irq2ee; /* irq <-> internal */
47 u_char * ee2irq; /* representation conversion */
49 u_int mem_size; /* Total memory size, in bytes. */
50 u_int rx_mem_size; /* Rx memory size (by default, */
51 /* first 3/4 of total memory). */
53 u_int rx_lower_limit; /* Lower and upper limits of */
54 u_int rx_upper_limit; /* receive buffer. */
56 u_int rx_head; /* Head of receive ring buffer. */
57 u_int tx_mem_size; /* Tx memory size (by default, */
58 /* last quarter of total memory).*/
60 u_int tx_lower_limit; /* Lower and upper limits of */
61 u_int tx_upper_limit; /* transmit buffer. */
63 u_int tx_head; /* Head and tail of */
64 u_int tx_tail; /* transmit ring buffer. */
66 u_int tx_last; /* Pointer to beginning of last */
67 /* frame in the chain. */
70 extern char irq2eemap[];
71 extern u_char ee2irqmap[];
72 extern char plus_irq2eemap[];
73 extern u_char plus_ee2irqmap[];
75 int ex_alloc_resources (device_t);
76 void ex_release_resources (device_t);
77 int ex_attach (device_t);
79 driver_intr_t ex_intr;
81 u_int16_t eeprom_read (u_int32_t, int);
83 int look_for_card (u_int32_t);
84 void ex_get_address (u_int32_t, u_char *);
85 int ex_card_type (u_char *);
87 void ex_stop (struct ex_softc *);