mca_busvar.h revision 50825
1/*- 2 * Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/dev/mca/mca_busvar.h 50825 1999-09-03 03:40:00Z mdodd $ 27 */ 28 29typedef u_int16_t mca_id_t; 30 31struct mca_ident { 32 mca_id_t id; 33 char *name; 34}; 35 36const char * mca_match_id (u_int16_t, struct mca_ident *); 37 38/* 39 * Simplified accessors for isa devices 40 */ 41 42enum mca_device_ivars { 43 MCA_IVAR_SLOT, 44 MCA_IVAR_ID, 45 MCA_IVAR_ENABLED, 46 MCA_IVAR_IRQ, 47 MCA_IVAR_DRQ, 48}; 49 50#define MCA_ACCESSOR(A, B, T) \ 51 \ 52static __inline T mca_get_ ## A(device_t dev) \ 53{ \ 54 uintptr_t v; \ 55 BUS_READ_IVAR(device_get_parent(dev), dev, MCA_IVAR_ ## B, &v); \ 56 return (T) v; \ 57} 58 59MCA_ACCESSOR(slot, SLOT, int) 60MCA_ACCESSOR(id, ID, mca_id_t) 61MCA_ACCESSOR(enabled, ENABLED, int) 62MCA_ACCESSOR(irq, IRQ, int) 63MCA_ACCESSOR(drq, DRQ, int) 64 65/* don't use these! */ 66void mca_pos_set (device_t, u_int8_t, u_int8_t); 67u_int8_t mca_pos_get (device_t, u_int8_t); 68 69u_int8_t mca_pos_read (device_t, u_int8_t); 70 71int mca_add_irq (device_t, int); 72int mca_add_drq (device_t, int); 73int mca_add_iospace (device_t, u_long, u_long, int); 74int mca_add_mspace (device_t, u_long, u_long, int); 75