987bbd3089
have "remote DMA complete bit" is ISR. So, don't wait for ISR.RDC bit after writing a packet.
191 lines
6.0 KiB
C
191 lines
6.0 KiB
C
/* $NetBSD: dp8390var.h,v 1.26 2005/02/26 10:29:20 bsh Exp $ */
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/*
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* Device driver for National Semiconductor DS8390/WD83C690 based ethernet
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* adapters.
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*
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* Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved.
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*
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* Copyright (C) 1993, David Greenman. This software may be used, modified,
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* copied, distributed, and sold, in both source and binary form provided that
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* the above copyright and these terms are retained. Under no circumstances is
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* the author responsible for the proper functioning of this software, nor does
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* the author assume any responsibility for damages incurred with its use.
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*/
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#include "rnd.h"
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#if NRND > 0
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#include <sys/rnd.h>
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#endif
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/*
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* We include MII glue here -- some DP8390 compatible chips have
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* MII interfaces on them (scary, isn't it...).
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*/
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#include <dev/mii/miivar.h>
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#define INTERFACE_NAME_LEN 32
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/*
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* dp8390_softc: per line info and status
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*/
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struct dp8390_softc {
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struct device sc_dev;
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void *sc_ih;
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int sc_flags; /* interface flags, from config */
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struct ethercom sc_ec; /* ethernet common */
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struct mii_data sc_mii; /* MII glue */
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#define sc_media sc_mii.mii_media /* compatibilty definition */
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bus_space_tag_t sc_regt; /* NIC register space tag */
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bus_space_handle_t sc_regh; /* NIC register space handle */
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bus_space_tag_t sc_buft; /* Buffer space tag */
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bus_space_handle_t sc_bufh; /* Buffer space handle */
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bus_size_t sc_reg_map[16]; /* register map (offsets) */
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int is790; /* NIC is a 790 */
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u_int8_t cr_proto; /* values always set in CR */
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u_int8_t rcr_proto; /* values always set in RCR */
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u_int8_t dcr_reg; /* override DCR iff LS is set */
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int mem_start; /* offset of NIC memory */
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int mem_end; /* offset of NIC memory end */
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int mem_size; /* total shared memory size */
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int mem_ring; /* offset of start of RX ring-buffer */
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u_short txb_cnt; /* Number of transmit buffers */
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u_short txb_inuse; /* number of transmit buffers active */
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u_short txb_new; /* pointer to where new buffer will be added */
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u_short txb_next_tx; /* pointer to next buffer ready to xmit */
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u_short txb_len[8]; /* buffered xmit buffer lengths */
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u_short tx_page_start; /* first page of TX buffer area */
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u_short rec_page_start; /* first page of RX ring-buffer */
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u_short rec_page_stop; /* last page of RX ring-buffer */
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u_short next_packet; /* pointer to next unread RX packet */
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u_int8_t sc_enaddr[ETHER_ADDR_LEN]; /* storage for MAC address */
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int sc_enabled; /* boolean; power enabled on interface */
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#if NRND > 0
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rndsource_element_t rnd_source; /* random source */
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#endif
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int (*test_mem)(struct dp8390_softc *);
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void (*init_card)(struct dp8390_softc *);
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void (*stop_card)(struct dp8390_softc *);
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void (*read_hdr)(struct dp8390_softc *, int, struct dp8390_ring *);
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void (*recv_int)(struct dp8390_softc *);
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int (*ring_copy)(struct dp8390_softc *, int, caddr_t, u_short);
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int (*write_mbuf)(struct dp8390_softc *, struct mbuf *, int);
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int (*sc_enable)(struct dp8390_softc *);
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void (*sc_disable)(struct dp8390_softc *);
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void (*sc_media_init)(struct dp8390_softc *);
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void (*sc_media_fini)(struct dp8390_softc *);
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int (*sc_mediachange)(struct dp8390_softc *);
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void (*sc_mediastatus)(struct dp8390_softc *, struct ifmediareq *);
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};
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/*
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* Vendor types
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*/
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#define DP8390_VENDOR_UNKNOWN 0xff /* Unknown network card */
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#define DP8390_VENDOR_WD_SMC 0x00 /* Western Digital/SMC */
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#define DP8390_VENDOR_3COM 0x01 /* 3Com */
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#define DP8390_VENDOR_NOVELL 0x02 /* Novell */
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#define DP8390_VENDOR_APPLE 0x10 /* Apple Ethernet card */
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#define DP8390_VENDOR_INTERLAN 0x11 /* Interlan A310 card (GatorCard) */
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#define DP8390_VENDOR_DAYNA 0x12 /* DaynaPORT E/30s (and others?) */
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#define DP8390_VENDOR_ASANTE 0x13 /* Asante MacCon II/E */
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#define DP8390_VENDOR_FARALLON 0x14 /* Farallon EtherMac II-TP */
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#define DP8390_VENDOR_FOCUS 0x15 /* FOCUS Enhancements EtherLAN */
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#define DP8390_VENDOR_KINETICS 0x16 /* Kinetics EtherPort SE/30 */
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#define DP8390_VENDOR_CABLETRON 0x17 /* Cabletron Ethernet */
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/*
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* Compile-time config flags
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*/
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/*
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* This sets the default for enabling/disabling the tranceiver.
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*/
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#define DP8390_DISABLE_TRANCEIVER 0x0001
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/*
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* This forces the board to be used in 8/16-bit mode even if it autoconfigs
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* differently.
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*/
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#define DP8390_FORCE_8BIT_MODE 0x0002
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#define DP8390_FORCE_16BIT_MODE 0x0004
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/*
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* This disables the use of multiple transmit buffers.
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*/
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#define DP8390_NO_MULTI_BUFFERING 0x0008
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/*
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* This forces all operations with the NIC memory to use Programmed I/O (i.e.
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* not via shared memory).
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*/
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#define DP8390_FORCE_PIO 0x0010
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/*
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* The chip is ASIX AX88190 and needs work around.
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*/
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#define DP8390_DO_AX88190_WORKAROUND 0x0020
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#define DP8390_ATTACHED 0x0040 /* attach has succeeded */
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/*
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* ASIX AX88796 doesn't have remote DMA conmplete bit in ISR, so don't
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* check ISR.RDC
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*/
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#define DP8390_NO_REMOTE_DMA_COMPLETE 0x0080
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/*
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* NIC register access macros
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*/
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#define NIC_GET(t, h, reg) bus_space_read_1(t, h, \
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((sc)->sc_reg_map[reg]))
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#define NIC_PUT(t, h, reg, val) bus_space_write_1(t, h, \
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((sc)->sc_reg_map[reg]), (val))
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#define NIC_BARRIER(t, h) bus_space_barrier(t, h, 0, 0x10, \
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BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE)
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int dp8390_config(struct dp8390_softc *);
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int dp8390_intr(void *);
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int dp8390_ioctl(struct ifnet *, u_long, caddr_t);
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void dp8390_start(struct ifnet *);
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void dp8390_watchdog(struct ifnet *);
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void dp8390_reset(struct dp8390_softc *);
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void dp8390_init(struct dp8390_softc *);
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void dp8390_stop(struct dp8390_softc *);
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void dp8390_rint(struct dp8390_softc *);
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void dp8390_getmcaf(struct ethercom *, u_int8_t *);
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struct mbuf *dp8390_get(struct dp8390_softc *, int, u_short);
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void dp8390_read(struct dp8390_softc *, int, u_short);
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int dp8390_enable(struct dp8390_softc *);
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void dp8390_disable(struct dp8390_softc *);
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int dp8390_activate(struct device *, enum devact);
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int dp8390_detach(struct dp8390_softc *, int);
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int dp8390_mediachange(struct ifnet *);
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void dp8390_mediastatus(struct ifnet *, struct ifmediareq *);
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void dp8390_media_init(struct dp8390_softc *);
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#ifdef IPKDB_DP8390
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int dp8390_ipkdb_attach(struct ipkdb_if *);
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#endif
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