FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/dp8390var.h

     /*      $NetBSD: dp8390var.h,v 1.36 2021/08/09 20:49:10 andvar Exp $    */
     
     /*
      * Device driver for National Semiconductor DS8390/WD83C690 based ethernet
      * adapters.
      *
      * Copyright (c) 1994, 1995 Charles M. Hannum.  All rights reserved.
      *
      * Copyright (C) 1993, David Greenman.  This software may be used, modified,
     * copied, distributed, and sold, in both source and binary form provided that
     * the above copyright and these terms are retained.  Under no circumstances is
     * the author responsible for the proper functioning of this software, nor does
     * the author assume any responsibility for damages incurred with its use.
     */
    
    #include <sys/rndsource.h>
    
    /*
     * We include MII glue here -- some DP8390 compatible chips have
     * MII interfaces on them (scary, isn't it...).
     */
    #include <sys/callout.h>
    #include <dev/mii/miivar.h>
    
    #define INTERFACE_NAME_LEN      32
    
    /*
     * dp8390_softc: per line info and status
     */
    struct dp8390_softc {
            device_t        sc_dev;
            void    *sc_ih;
            int     sc_flags;               /* interface flags, from config */
    
            struct ethercom sc_ec;          /* ethernet common */
            struct mii_data sc_mii;         /* MII glue */
    #define sc_media sc_mii.mii_media       /* compatibility definition */
            callout_t       sc_tick_ch;     /* MII tick callout */
    
            bus_space_tag_t sc_regt;        /* NIC register space tag */
            bus_space_handle_t sc_regh;     /* NIC register space handle */
            bus_space_tag_t sc_buft;        /* Buffer space tag */
            bus_space_handle_t sc_bufh;     /* Buffer space handle */
    
            bus_size_t sc_reg_map[16];      /* register map (offsets) */
    
            int     is790;          /* NIC is a 790 */
    
            u_int8_t cr_proto;      /* values always set in CR */
            u_int8_t rcr_proto;     /* values always set in RCR */
            u_int8_t dcr_reg;       /* override DCR iff LS is set */
    
            int     mem_start;      /* offset of NIC memory */
            int     mem_end;        /* offset of NIC memory end */
            int     mem_size;       /* total shared memory size */
            int     mem_ring;       /* offset of start of RX ring-buffer */
    
            u_short txb_cnt;        /* Number of transmit buffers */
            u_short txb_inuse;      /* number of transmit buffers active */
    
            u_short txb_new;        /* pointer to where new buffer will be added */
            u_short txb_next_tx;    /* pointer to next buffer ready to xmit */
            u_short txb_len[8];     /* buffered xmit buffer lengths */
            u_short tx_page_start;  /* first page of TX buffer area */
            u_short rec_page_start; /* first page of RX ring-buffer */
            u_short rec_page_stop;  /* last page of RX ring-buffer */
            u_short next_packet;    /* pointer to next unread RX packet */
    
            u_int8_t sc_enaddr[ETHER_ADDR_LEN];     /* storage for MAC address */
    
            int     sc_enabled;     /* boolean; power enabled on interface */
    
            krndsource_t rnd_source; /* random source */
    
            int     (*test_mem)(struct dp8390_softc *);
            void    (*init_card)(struct dp8390_softc *);
            void    (*stop_card)(struct dp8390_softc *);
            void    (*read_hdr)(struct dp8390_softc *, int, struct dp8390_ring *);
            void    (*recv_int)(struct dp8390_softc *);
            int     (*ring_copy)(struct dp8390_softc *, int, void *, u_short);
            int     (*write_mbuf)(struct dp8390_softc *, struct mbuf *, int);
    
            int     (*sc_enable)(struct dp8390_softc *);
            void    (*sc_disable)(struct dp8390_softc *);
    
            void    (*sc_media_init)(struct dp8390_softc *);
            void    (*sc_media_fini)(struct dp8390_softc *);
    
            int     (*sc_mediachange)(struct dp8390_softc *);
            void    (*sc_mediastatus)(struct dp8390_softc *, struct ifmediareq *);
    };
    
    /*
     * Vendor types
     */
    #define DP8390_VENDOR_UNKNOWN   0xff    /* Unknown network card */
    #define DP8390_VENDOR_WD_SMC    0x00    /* Western Digital/SMC */
    #define DP8390_VENDOR_3COM      0x01    /* 3Com */
    #define DP8390_VENDOR_NOVELL    0x02    /* Novell */
   #define DP8390_VENDOR_APPLE     0x10    /* Apple Ethernet card */
   #define DP8390_VENDOR_INTERLAN  0x11    /* Interlan A310 card (GatorCard) */
   #define DP8390_VENDOR_DAYNA     0x12    /* DaynaPORT E/30s (and others?) */
   #define DP8390_VENDOR_ASANTE    0x13    /* Asante MacCon II/E */
   #define DP8390_VENDOR_FARALLON  0x14    /* Farallon EtherMac II-TP */
   #define DP8390_VENDOR_FOCUS     0x15    /* FOCUS Enhancements EtherLAN */
   #define DP8390_VENDOR_KINETICS  0x16    /* Kinetics EtherPort SE/30 */
   #define DP8390_VENDOR_CABLETRON 0x17    /* Cabletron Ethernet */
   
   /*
    * Compile-time config flags
    */
   /*
    * This sets the default for enabling/disabling the tranceiver.
    */
   #define DP8390_DISABLE_TRANCEIVER       0x0001
   
   /*
    * This forces the board to be used in 8/16-bit mode even if it autoconfigs
    * differently.
    */
   #define DP8390_FORCE_8BIT_MODE          0x0002
   #define DP8390_FORCE_16BIT_MODE         0x0004
   
   /*
    * This disables the use of multiple transmit buffers.
    */
   #define DP8390_NO_MULTI_BUFFERING       0x0008
   
   /*
    * This forces all operations with the NIC memory to use Programmed I/O (i.e.
    * not via shared memory).
    */
   #define DP8390_FORCE_PIO                0x0010
   
   /*
    * The chip is ASIX AX88190 and needs work around.
    */
   #define DP8390_DO_AX88190_WORKAROUND    0x0020
   
   #define DP8390_ATTACHED                 0x0040  /* attach has succeeded */
   
   /*
    * ASIX AX88796 doesn't have remote DMA conmplete bit in ISR, so don't
    * check ISR.RDC
    */
   #define DP8390_NO_REMOTE_DMA_COMPLETE   0x0080
   
   /*
    * NIC register access macros
    */
   #define NIC_GET(t, h, reg)      bus_space_read_1(t, h,                  \
                                       ((sc)->sc_reg_map[reg]))
   #define NIC_PUT(t, h, reg, val) bus_space_write_1(t, h,                 \
                                       ((sc)->sc_reg_map[reg]), (val))
   #define NIC_BARRIER(t, h)       bus_space_barrier(t, h, 0, 0x10,        \
                               BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE)
   
   int     dp8390_config(struct dp8390_softc *);
   int     dp8390_intr(void *);
   int     dp8390_ioctl(struct ifnet *, u_long, void *);
   void    dp8390_start(struct ifnet *);
   void    dp8390_watchdog(struct ifnet *);
   void    dp8390_reset(struct dp8390_softc *);
   void    dp8390_init(struct dp8390_softc *);
   void    dp8390_stop(struct dp8390_softc *);
   
   void    dp8390_rint(struct dp8390_softc *);
   
   void    dp8390_getmcaf(struct ethercom *, u_int8_t *);
   struct mbuf *dp8390_get(struct dp8390_softc *, int, u_short);
   void    dp8390_read(struct dp8390_softc *, int, u_short);
   
   int     dp8390_enable(struct dp8390_softc *);
   void    dp8390_disable(struct dp8390_softc *);
   
   int     dp8390_activate(device_t, enum devact);
   
   int     dp8390_detach(struct dp8390_softc *, int);
   
   int     dp8390_mediachange(struct ifnet *);
   void    dp8390_mediastatus(struct ifnet *, struct ifmediareq *);
   
   void    dp8390_media_init(struct dp8390_softc *);

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