sys/dev/isa/cs89x0isavar.h

   1 /* $NetBSD: cs89x0isavar.h,v 1.4 2005/12/11 12:22:02 christos Exp $ */
   2
   3 /*-
   4  * Copyright (c)2001 YAMAMOTO Takashi,
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 void    cs_process_rx_dma(struct cs_softc *);
  30 void    cs_isa_dma_chipinit(struct cs_softc *);
  31 void    cs_isa_dma_attach(struct cs_softc *);
  32
  33 struct cs_softc_isa {
  34         struct cs_softc sc_cs;
  35
  36         isa_chipset_tag_t sc_ic;        /* ISA chipset */
  37         int     sc_drq;                 /* DRQ line */
  38
  39         bus_size_t sc_dmasize;          /* DMA size (16k or 64k) */
  40         bus_addr_t sc_dmaaddr;          /* DMA address */
  41         char *sc_dmabase;               /* base DMA address (KVA) */
  42         char *sc_dmacur;                /* current DMA address (KVA) */
  43 };