77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
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/*
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* Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) 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 are
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* met: 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer. 2. The name
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* of the author may not be used to endorse or promote products derived from
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* this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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October 2, 1994
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Modified by: Andres Vega Garcia
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INRIA - Sophia Antipolis, France
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e-mail: avega@sophia.inria.fr
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finger: avega@pax.inria.fr
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*/
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/*
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* Ethernet software status per interface.
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*/
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struct vx_softc {
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struct arpcom arpcom; /* Ethernet common part */
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int unit; /* unit number */
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bus_space_tag_t bst;
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bus_space_handle_t bsh;
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void *vx_intrhand;
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struct resource *vx_irq;
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struct resource *vx_res;
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#define MAX_MBS 8 /* # of mbufs we keep around */
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struct mbuf *mb[MAX_MBS]; /* spare mbuf storage. */
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int next_mb; /* Which mbuf to use next. */
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int last_mb; /* Last mbuf. */
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char vx_connectors; /* Connectors on this card. */
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char vx_connector; /* Connector to use. */
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short tx_start_thresh; /* Current TX_start_thresh. */
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int tx_succ_ok; /* # packets sent in sequence */
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/* w/o underrun */
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struct callout_handle ch; /* Callout handle for timeouts */
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int buffill_pending;
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};
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#define CSR_WRITE_4(sc, reg, val) \
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bus_space_write_4(sc->bst, sc->bsh, reg, val)
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#define CSR_WRITE_2(sc, reg, val) \
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bus_space_write_2(sc->bst, sc->bsh, reg, val)
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#define CSR_WRITE_1(sc, reg, val) \
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bus_space_write_1(sc->bst, sc->bsh, reg, val)
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#define CSR_READ_4(sc, reg) \
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bus_space_read_4(sc->bst, sc->bsh, reg)
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#define CSR_READ_2(sc, reg) \
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bus_space_read_2(sc->bst, sc->bsh, reg)
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#define CSR_READ_1(sc, reg) \
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bus_space_read_1(sc->bst, sc->bsh, reg)
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extern void vxfree(struct vx_softc *);
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extern int vxattach(struct vx_softc *);
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extern void vxstop(struct vx_softc *);
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extern void vxintr(void *);
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extern int vxbusyeeprom(struct vx_softc *);
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