/*-
* 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;
bus_space_tag_t bst;
bus_space_handle_t bsh;
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 devclass_t ex_devclass;
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);
int ex_detach(device_t);
driver_intr_t ex_intr;
u_int16_t ex_eeprom_read(struct ex_softc *, int);
void ex_get_address(struct ex_softc *, u_char *);
int ex_card_type(u_char *);
void ex_stop(struct ex_softc *);
#define CSR_READ_1(sc, off) (bus_space_read_1((sc)->bst, (sc)->bsh, off))
#define CSR_READ_2(sc, off) (bus_space_read_2((sc)->bst, (sc)->bsh, off))
#define CSR_WRITE_1(sc, off, val) \
bus_space_write_1((sc)->bst, (sc)->bsh, off, val)
#define CSR_WRITE_2(sc, off, val) \
bus_space_write_2((sc)->bst, (sc)->bsh, off, val)
#define CSR_WRITE_MULTI_1(sc, off, addr, count) \
bus_space_write_multi_1((sc)->bst, (sc)->bsh, off, addr, count)
#define CSR_WRITE_MULTI_2(sc, off, addr, count) \
bus_space_write_multi_2((sc)->bst, (sc)->bsh, off, addr, count)
#define CSR_WRITE_MULTI_4(sc, off, addr, count) \
bus_space_write_multi_4((sc)->bst, (sc)->bsh, off, addr, count)
#define CSR_READ_MULTI_1(sc, off, addr, count) \
bus_space_read_multi_1((sc)->bst, (sc)->bsh, off, addr, count)
#define CSR_READ_MULTI_2(sc, off, addr, count) \
bus_space_read_multi_2((sc)->bst, (sc)->bsh, off, addr, count)
#define CSR_READ_MULTI_4(sc, off, addr, count) \
bus_space_read_multi_4((sc)->bst, (sc)->bsh, off, addr, count)
#define EX_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
#define EX_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
#define EX_LOCK_INIT(_sc) \
mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->dev), \
MTX_NETWORK_LOCK, MTX_DEF)
#define EX_LOCK_DESTORY(_sc) mtx_destroy(&_sc->sc_mtx);
#define EX_ASSERT_LOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_OWNED);
#define EX_ASSERT_UNLOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_NOTOWNED);
