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| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/usb/urio/@/dev/vx/if_vxvar.h |
/*-
* Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) 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. The name
* of the author may not be used to endorse or promote products derived from
* this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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: release/9.1.0/sys/dev/vx/if_vxvar.h 199559 2009-11-19 22:06:40Z jhb $
*
October 2, 1994
Modified by: Andres Vega Garcia
INRIA - Sophia Antipolis, France
e-mail: avega@sophia.inria.fr
finger: avega@pax.inria.fr
*/
/*
* Ethernet software status per interface.
*/
struct vx_softc {
struct ifnet *vx_ifp;
bus_space_tag_t vx_bst;
bus_space_handle_t vx_bsh;
void *vx_intrhand;
struct resource *vx_irq;
struct resource *vx_res;
#define MAX_MBS 8 /* # of mbufs we keep around */
struct mbuf *vx_mb[MAX_MBS]; /* spare mbuf storage. */
int vx_next_mb; /* Which mbuf to use next. */
int vx_last_mb; /* Last mbuf. */
char vx_connectors; /* Connectors on this card. */
char vx_connector; /* Connector to use. */
short vx_tx_start_thresh; /* Current TX_start_thresh. */
int vx_tx_succ_ok; /* # packets sent in sequence */
/* w/o underrun */
struct callout vx_callout; /* Callout for timeouts */
struct callout vx_watchdog;
struct mtx vx_mtx;
int vx_buffill_pending;
int vx_timer;
};
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4(sc->vx_bst, sc->vx_bsh, reg, val)
#define CSR_WRITE_2(sc, reg, val) \
bus_space_write_2(sc->vx_bst, sc->vx_bsh, reg, val)
#define CSR_WRITE_1(sc, reg, val) \
bus_space_write_1(sc->vx_bst, sc->vx_bsh, reg, val)
#define CSR_READ_4(sc, reg) \
bus_space_read_4(sc->vx_bst, sc->vx_bsh, reg)
#define CSR_READ_2(sc, reg) \
bus_space_read_2(sc->vx_bst, sc->vx_bsh, reg)
#define CSR_READ_1(sc, reg) \
bus_space_read_1(sc->vx_bst, sc->vx_bsh, reg)
#define VX_LOCK(sc) mtx_lock(&(sc)->vx_mtx)
#define VX_UNLOCK(sc) mtx_unlock(&(sc)->vx_mtx)
#define VX_LOCK_ASSERT(sc) mtx_assert(&(sc)->vx_mtx, MA_OWNED)
int vx_attach(device_t);
void vx_stop(struct vx_softc *);
void vx_intr(void *);
int vx_busy_eeprom(struct vx_softc *);