| 1 | /* $NetBSD: am79c930var.h,v 1.6 2008/04/28 20:23:49 martin 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 | |
| 73 | |