/*      $NetBSD: lemacvar.h,v 1.13 2015/04/13 16:33:24 riastradh Exp $ */

/*
* Copyright (c) 1997 Matt Thomas <[email protected]>
* 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.
*/

#ifndef _LEMAC_VAR_H
#define _LEMAC_VAR_H

#include <sys/rndsource.h>

/*
* Ethernet status, per interface.
*/
typedef struct {
   device_t sc_dev;
   void *sc_ih;
   void *sc_ats;
   struct ethercom sc_ec;
   struct ifmedia sc_ifmedia;
   bus_space_tag_t sc_iot;
   bus_space_tag_t sc_memt;
   bus_space_handle_t sc_ioh;
   bus_space_handle_t sc_memh;
   unsigned sc_flags;                  /* */
#define LEMAC_PIO_MODE          0x0000U
#define LEMAC_2K_MODE           0x0001U
#define LEMAC_WAS_32K_MODE      0x0002U
#define LEMAC_WAS_64K_MODE      0x0003U
#define LEMAC_MODE_MASK         0x0003U
#define LEMAC_ALLMULTI          0x0010U
#define LEMAC_ALIVE             0x0020U
#define LEMAC_LINKUP            0x0040U
   unsigned sc_lastpage;               /* last 2K page */
   unsigned sc_txctl;                  /* Transmit Control Byte */
   unsigned sc_ctlmode;                /* media ctl bits */
   struct {
       u_int8_t csr_cs;
       u_int8_t csr_tqc;
       u_int8_t csr_fmq;
   } sc_csr;
   unsigned sc_laststatus;             /* last read of LEMAC_REG_CS */
   u_int16_t sc_mctbl[LEMAC_MCTBL_SIZE/sizeof(u_int16_t)];
                                       /* local copy of multicast table */
   struct {
       unsigned cntr_txnospc;          /* total # of no transmit memory */
       unsigned cntr_txfull;           /* total # of transmitter full */
       unsigned cntr_tne_intrs;        /* total # of transmit done intrs */
       unsigned cntr_rne_intrs;        /* total # of receive done intrs */
       unsigned cntr_txd_intrs;        /* total # of transmit error intrs */
       unsigned cntr_rxd_intrs;        /* total # of receive error intrs */
   } sc_cntrs;
   /*
    * We rely on sc_enaddr being aligned on (at least) a 16 bit boundary
    */
   unsigned char sc_enaddr[ETHER_ADDR_LEN];    /* current Ethernet address */
   char sc_prodname[LEMAC_EEP_PRDNMSZ+1]; /* product name DE20x-xx */
   u_int8_t sc_eeprom[LEMAC_EEP_SIZE]; /* local copy eeprom */
   krndsource_t rnd_source;
} lemac_softc_t;

#define sc_if   sc_ec.ec_if

#define LEMAC_IFP_TO_SOFTC(ifp) ((lemac_softc_t *)((ifp)->if_softc))
#define LEMAC_USE_PIO_MODE(sc)  (((sc->sc_flags & LEMAC_MODE_MASK) == LEMAC_PIO_MODE) || (sc->sc_if.if_flags & IFF_LINK0))

#define LEMAC_OUTB(sc, o, v)    bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (o), (v))
#define LEMAC_OUTSB(sc, o, l, p)        bus_space_write_multi_1((sc)->sc_iot, (sc)->sc_ioh, (o), (p), (l))
#define LEMAC_INB(sc, o)        bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (o))
#define LEMAC_INSB(sc, o, l, p) bus_space_read_multi_1((sc)->sc_iot, (sc)->sc_ioh, (o), (p), (l))

#define LEMAC_PUTBUF8(sc, o, l, p)      bus_space_write_region_1((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_PUTBUF16(sc, o, l, p)     bus_space_write_region_2((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_PUTBUF32(sc, o, l, p)     bus_space_write_region_4((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))

#define LEMAC_PUT8(sc, o, v)    bus_space_write_1((sc)->sc_memt, (sc)->sc_memh, (o), (v))
#define LEMAC_PUT16(sc, o, v)   bus_space_write_2((sc)->sc_memt, (sc)->sc_memh, (o), (v))
#define LEMAC_PUT32(sc, o, v)   bus_space_write_4((sc)->sc_memt, (sc)->sc_memh, (o), (v))

#define LEMAC_GETBUF8(sc, o, l, p)      bus_space_read_region_1((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_GETBUF16(sc, o, l, p)     bus_space_read_region_2((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_GETBUF32(sc, o, l, p)     bus_space_read_region_4((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))

#define LEMAC_GET8(sc, o)       bus_space_read_1((sc)->sc_memt, (sc)->sc_memh, (o))
#define LEMAC_GET16(sc, o)      bus_space_read_2((sc)->sc_memt, (sc)->sc_memh, (o))
#define LEMAC_GET32(sc, o)      bus_space_read_4((sc)->sc_memt, (sc)->sc_memh, (o))


#define LEMAC_INTR_ENABLE(sc) \
       LEMAC_OUTB(sc, LEMAC_REG_IC, LEMAC_INB(sc, LEMAC_REG_IC) | LEMAC_IC_ALL)

#define LEMAC_INTR_DISABLE(sc) \
       LEMAC_OUTB(sc, LEMAC_REG_IC, LEMAC_INB(sc, LEMAC_REG_IC) & ~LEMAC_IC_ALL)

#define LEMAC_IS_64K_MODE(mbase) (((mbase) >= 0x0A) && ((mbase) <= 0x0F))
#define LEMAC_IS_32K_MODE(mbase) (((mbase) >= 0x14) && ((mbase) <= 0x1F))
#define LEMAC_IS_2K_MODE(mbase) ( (mbase) >= 0x40)

#define LEMAC_DECODEIRQ(i)      ((0xFBA5 >> ((i) >> 3)) & 0x0F)

#define LEMAC_ADDREQUAL(a1, a2) \
       (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \
        && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \
        && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2])

#define LEMAC_ADDRBRDCST(a1) \
       (((u_int16_t *)a1)[0] == 0xFFFFU \
        && ((u_int16_t *)a1)[1] == 0xFFFFU \
        && ((u_int16_t *)a1)[2] == 0xFFFFU)

extern void lemac_ifattach(lemac_softc_t *);
extern void lemac_info_get(const bus_space_tag_t, const bus_space_handle_t,
   bus_addr_t *, bus_size_t *, int *);
extern int lemac_port_check(const bus_space_tag_t, const bus_space_handle_t);
extern int lemac_intr(void *);
extern void lemac_shutdown(void *);

#endif /* _LEMACVAR_H */

You are viewing proxied material from ftp.icm.edu.pl. The copyright of proxied material belongs to its original authors. Any comments or complaints in relation to proxied material should be directed to the original authors of the content concerned. Please see the disclaimer for more details.