1 /*        $NetBSD: fhcvar.h,v 1.1 2011/07/29 08:37:36 mrg Exp $       */
2 /*        $OpenBSD: fhcvar.h,v 1.8 2004/10/01 18:18:49 jason Exp $    */
3 
4 /*
5  * Copyright (c) 2004 Jason L. Wright (jason@thought.net).
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
21  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
26  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  * POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 struct fhc_reg {
31           u_int32_t fbr_slot;
32           u_int32_t fbr_offset;
33           u_int32_t fbr_size;
34 };
35 
36 struct fhc_range {
37           u_int32_t cspace;             /* Client space */
38           u_int32_t coffset;  /* Client offset */
39           u_int32_t pspace;             /* Parent space */
40           u_int32_t poffset;  /* Parent offset */
41           u_int32_t size;               /* Size in bytes of this range */
42 };
43 
44 struct fhc_softc {
45           device_t sc_dev;
46           int sc_node;
47           int sc_is_central;            /* parent is central */
48           int sc_board;
49           u_int32_t sc_ign;
50           bus_space_tag_t sc_bt;
51           bus_space_tag_t sc_cbt;
52           int sc_nrange;
53           struct fhc_range *sc_range;
54           bus_space_handle_t sc_preg;   /* internal regs */
55           bus_space_handle_t sc_ireg;   /* ign regs */
56           bus_space_handle_t sc_freg;   /* fanfail regs */
57           bus_space_handle_t sc_sreg;   /* system regs */
58           bus_space_handle_t sc_ureg;   /* uart regs */
59           bus_space_handle_t sc_treg;   /* tod regs */
60 };
61 
62 void fhc_attach(struct fhc_softc *);
63 int fhc_get_string(int, const char *, char **);
64 
65 struct fhc_attach_args {
66           bus_space_tag_t fa_bustag;
67           char *fa_name;
68           int *fa_intr;
69           struct fhc_reg *fa_reg;
70           u_int32_t *fa_promvaddrs;
71           int fa_node;
72           int fa_nreg;
73           int fa_nintr;
74           int fa_npromvaddrs;
75 };
76 
77 #define   fhc_bus_map(t, slot, offset, sz, flags, hp)                 \
78     bus_space_map(t, BUS_ADDR(slot, offset), sz, flags, hp)
79