sys/dev/ic/am79c930var.h

   1 /* $NetBSD: am79c930var.h,v 1.5 2005/12/11 12:21:25 christos Exp $ */
   2 /* $FreeBSD$ */
   3
   4 /*-
   5  * Copyright (c) 1999 The NetBSD Foundation, Inc.
   6  * All rights reserved.
   7  *
   8  * This code is derived from software contributed to The NetBSD Foundation
   9  * by Bill Sommerfeld
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30  * POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #define AM79C930_BUS_PCMCIA 1
  34 #define AM79C930_BUS_ISAPNP 2   /* not implemented */
  35
  36 struct am79c930_softc
  37 {
  38         bus_space_tag_t sc_iot;
  39         bus_space_handle_t sc_ioh;
  40
  41         bus_space_tag_t sc_memt;
  42         bus_space_handle_t sc_memh;
  43
  44         struct am79c930_ops *sc_ops;
  45
  46         int sc_bustype;
  47 };
  48
  49 struct am79c930_ops
  50 {
  51         void (*write_1)(struct am79c930_softc *, u_int32_t, u_int8_t);
  52         void (*write_2)(struct am79c930_softc *, u_int32_t, u_int16_t);
  53         void (*write_4)(struct am79c930_softc *, u_int32_t, u_int32_t);
  54         void (*write_bytes)(struct am79c930_softc *, u_int32_t, u_int8_t *, size_t);
  55
  56         u_int8_t (*read_1)(struct am79c930_softc *, u_int32_t);
  57         u_int16_t (*read_2)(struct am79c930_softc *, u_int32_t);
  58         u_int32_t (*read_4)(struct am79c930_softc *, u_int32_t);
  59         void (*read_bytes)(struct am79c930_softc *, u_int32_t, u_int8_t *, size_t);
  60 };
  61
  62 void am79c930_chip_init(struct am79c930_softc *sc, int);
  63
  64 void am79c930_gcr_setbits(struct am79c930_softc *sc, u_int8_t bits);
  65 void am79c930_gcr_clearbits(struct am79c930_softc *sc, u_int8_t bits);
  66
  67 u_int8_t am79c930_gcr_read(struct am79c930_softc *sc);
  68
  69 #define am79c930_hard_reset(sc) am79c930_gcr_setbits(sc, AM79C930_GCR_CORESET)
  70 #define am79c930_hard_reset_off(sc) am79c930_gcr_clearbits(sc, AM79C930_GCR_CORESET)
  71
  72