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88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/*-
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* Copyright (c) 1996, Javier Mart^mn Rueda (jmrueda@diatel.upm.es)
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* All rights reserved.
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*
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* Copyright (c) 2000 Matthew N. Dodd
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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struct ex_softc {
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struct arpcom arpcom; /* Ethernet common data */
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struct ifmedia ifmedia;
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device_t dev;
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struct resource *ioport;
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int ioport_rid;
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struct resource *irq;
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int irq_rid;
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void * ih;
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u_int iobase; /* I/O base address. */
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u_short irq_no; /* IRQ number. */
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char * irq2ee; /* irq <-> internal */
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u_char * ee2irq; /* representation conversion */
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u_int mem_size; /* Total memory size, in bytes. */
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u_int rx_mem_size; /* Rx memory size (by default, */
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/* first 3/4 of total memory). */
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u_int rx_lower_limit; /* Lower and upper limits of */
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u_int rx_upper_limit; /* receive buffer. */
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u_int rx_head; /* Head of receive ring buffer. */
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u_int tx_mem_size; /* Tx memory size (by default, */
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/* last quarter of total memory).*/
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u_int tx_lower_limit; /* Lower and upper limits of */
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u_int tx_upper_limit; /* transmit buffer. */
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u_int tx_head; /* Head and tail of */
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u_int tx_tail; /* transmit ring buffer. */
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u_int tx_last; /* Pointer to beginning of last */
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/* frame in the chain. */
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};
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extern char irq2eemap[];
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extern u_char ee2irqmap[];
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extern char plus_irq2eemap[];
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extern u_char plus_ee2irqmap[];
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int ex_alloc_resources (device_t);
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void ex_release_resources (device_t);
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int ex_attach (device_t);
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driver_intr_t ex_intr;
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u_int16_t eeprom_read (u_int32_t, int);
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int look_for_card (u_int32_t);
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void ex_get_address (u_int32_t, u_char *);
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int ex_card_type (u_char *);
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void ex_stop (struct ex_softc *);
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