NetBSD/sys/dev/ic/elink3var.h

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1997-10-15 09:55:13 +04:00
/* $NetBSD: elink3var.h,v 1.14 1997/10/15 05:55:35 explorer Exp $ */
/*
* Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org>
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Herb Peyerl.
* 4. The name of Herb Peyerl 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.
*/
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#include "rnd.h"
#if NRND > 0
#include <sys/rnd.h>
#endif
/*
* Ethernet software status per interface.
*/
struct ep_softc {
struct device sc_dev;
void *sc_ih;
struct ethercom sc_ethercom; /* Ethernet common part */
struct ifmedia sc_media; /* media control */
bus_space_tag_t sc_iot; /* bus cookie */
bus_space_handle_t sc_ioh; /* bus i/o handle */
u_int ep_connectors; /* Connectors on this card. */
#define MAX_MBS 8 /* # of mbufs we keep around */
struct mbuf *mb[MAX_MBS]; /* spare mbuf storage. */
int next_mb; /* Which mbuf to use next. */
int last_mb; /* Last mbuf. */
int tx_start_thresh; /* Current TX_start_thresh. */
int tx_succ_ok; /* # packets sent in sequence */
/* w/o underrun */
u_int ep_flags; /* capabilities flag (from EEPROM) */
#define EP_FLAGS_PNP 0x0001
#define EP_FLAGS_FULLDUPLEX 0x0002
#define EP_FLAGS_LARGEPKT 0x0004 /* 4k packet support */
#define EP_FLAGS_SLAVEDMA 0x0008
#define EP_FLAGS_SECONDDMA 0x0010
#define EP_FLAGS_FULLDMA 0x0020
#define EP_FLAGS_FRAGMENTDMA 0x0040
#define EP_FLAGS_CRC_PASSTHRU 0x0080
#define EP_FLAGS_TXDONE 0x0100
#define EP_FLAGS_NO_TXLENGTH 0x0200
#define EP_FLAGS_RXREPEAT 0x0400
#define EP_FLAGS_SNOOPING 0x0800
#define EP_FLAGS_100MBIT 0x1000
#define EP_FLAGS_POWERMGMT 0x2000
u_short ep_chipset; /* Chipset family on this board */
#define EP_CHIPSET_UNKNOWN 0x00 /* unknown (assume 3c509) */
#define EP_CHIPSET_3C509 0x01 /* PIO: 3c509, 3c589 */
#define EP_CHIPSET_VORTEX 0x02 /* 100mbit, single-pkt dma */
#define EP_CHIPSET_BOOMERANG 0x03 /* Saner dma plus PIO */
#define EP_CHIPSET_BOOMERANG2 0x04 /* Saner dma, no PIO */
u_char bustype; /* parent bus type */
#define EP_BUS_ISA 0x0
#define EP_BUS_PCMCIA 0x1
#define EP_BUS_EISA 0x2
#define EP_BUS_PCI 0x3
#define EP_IS_BUS_32(a) ((a) & 0x2)
int ep_pktlenshift; /* scale factor for pkt lengths */
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#if NRND > 0
rndsource_element_t rnd_source;
#endif
/* power management hooks */
int (*enable) __P((struct ep_softc *));
void (*disable) __P((struct ep_softc *));
int enabled;
};
u_int16_t epreadeeprom __P((bus_space_tag_t, bus_space_handle_t, int));
void epconfig __P((struct ep_softc *, u_short, u_int8_t *));
int epintr __P((void *));
void epstop __P((struct ep_softc *));