121 lines
4.7 KiB
C
121 lines
4.7 KiB
C
/* $NetBSD: elink3var.h,v 1.39 2015/04/13 16:33:24 riastradh Exp $ */
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/*
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* Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org>
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Herb Peyerl.
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* 4. The name of Herb Peyerl may not be used to endorse or promote products
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* derived from 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
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/rndsource.h>
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/*
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* Ethernet software status per interface.
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*/
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struct ep_softc {
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device_t sc_dev;
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void *sc_ih;
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struct ethercom sc_ethercom; /* Ethernet common part */
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struct mii_data sc_mii; /* MII/media control */
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struct callout sc_mii_callout; /* MII callout handle */
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struct callout sc_mbuf_callout; /* mbuf fill callout */
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bus_space_tag_t sc_iot; /* bus cookie */
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bus_space_handle_t sc_ioh; /* bus i/o handle */
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bus_space_tag_t sc_memt; /* RoadRunner only */
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bus_space_handle_t sc_memh; /* RoadRunner only */
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u_int32_t sc_flags; /* misc. flags */
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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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int 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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u_int ep_flags; /* capabilities flag (from EELINKROM) */
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#define ELINK_FLAGS_PNP 0x00001
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#define ELINK_FLAGS_FULLDUPLEX 0x00002
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#define ELINK_FLAGS_LARGELINKKT 0x00004 /* 4k packet support */
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#define ELINK_FLAGS_SLAVEDMA 0x00008
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#define ELINK_FLAGS_SECONDDMA 0x00010
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#define ELINK_FLAGS_FULLDMA 0x00020
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#define ELINK_FLAGS_FRAGMENTDMA 0x00040
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#define ELINK_FLAGS_CRC_PASSTHRU 0x00080
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#define ELINK_FLAGS_TXDONE 0x00100
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#define ELINK_FLAGS_NO_TXLENGTH 0x00200
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#define ELINK_FLAGS_RXRELINKEAT 0x00400
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#define ELINK_FLAGS_SNOOPING 0x00800
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#define ELINK_FLAGS_100MBIT 0x01000
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#define ELINK_FLAGS_POWERMGMT 0x02000
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#define ELINK_FLAGS_MII 0x04000
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#define ELINK_FLAGS_USEFIFOBUFFER 0x08000 /* RoadRunner only */
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#define ELINK_FLAGS_USESHAREDMEM 0x10000 /* RoadRunner only */
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#define ELINK_FLAGS_FORCENOWAIT 0x20000 /* RoadRunner only */
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#define ELINK_FLAGS_ATTACHED 0x40000 /* attach has succeeded */
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u_short ep_chipset; /* Chipset family on this board */
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#define ELINK_CHIPSET_3C509 0x00 /* PIO: 3c509, 3c589 */
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#define ELINK_CHIPSET_VORTEX 0x01 /* 100mbit, single-pkt DMA */
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#define ELINK_CHIPSET_BOOMERANG 0x02 /* Saner DMA plus PIO */
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#define ELINK_CHIPSET_ROADRUNNER 0x03 /* like Boomerang, but for
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PCMCIA; has shared memory
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plus FIFO buffer */
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#define ELINK_CHIPSET_CORKSCREW 0x04 /* like Boomerang, but DMA
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hacked to work w/ ISA */
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u_char bustype; /* parent bus type */
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#define ELINK_BUS_ISA 0x0
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#define ELINK_BUS_PCMCIA 0x1
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#define ELINK_BUS_EISA 0x2
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#define ELINK_BUS_PCI 0x3
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#define ELINK_BUS_MCA 0x6
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#define ELINK_IS_BUS_32(a) ((a) & 0x2)
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int ep_pktlenshift; /* scale factor for pkt lengths */
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krndsource_t rnd_source;
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/* power management hooks */
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int (*enable)(struct ep_softc *);
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void (*disable)(struct ep_softc *);
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int enabled;
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};
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u_int16_t epreadeeprom(bus_space_tag_t, bus_space_handle_t, int);
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int epconfig(struct ep_softc *, u_short, u_int8_t *);
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int epintr(void *);
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int epenable(struct ep_softc *);
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void epdisable(struct ep_softc *);
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int ep_activate(device_t, enum devact);
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int ep_detach(device_t, int);
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void ep_power(int, void *);
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