xref: /openbsd/sys/arch/i386/include/mpbiosvar.h (revision cecf84d4)
1 /*	$OpenBSD: mpbiosvar.h,v 1.11 2014/01/05 20:23:57 mlarkin Exp $	*/
2 /* $NetBSD: mpbiosvar.h,v 1.1.2.3 2000/02/29 13:17:20 sommerfeld Exp $ */
3 
4 /*-
5  * Copyright (c) 2000 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by RedBack Networks Inc.
10  *
11  * Author: Bill Sommerfeld
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 
36 #ifndef _MACHINE_MPBIOSVAR_H_
37 #define _MACHINE_MPBIOSVAR_H_
38 
39 #define MP_TRAMPOLINE  (16 * PAGE_SIZE)
40 
41 #if !defined(_LOCORE)
42 
43 #include <machine/mpbiosreg.h>
44 
45 struct mp_bus
46 {
47 	char *mb_name;		/* XXX bus name */
48 	int mb_idx;		/* XXX bus index */
49 	void (*mb_intr_print) (int);
50 	void (*mb_intr_cfg)(const struct mpbios_int *, u_int32_t *);
51 	struct mp_intr_map *mb_intrs;
52 	u_int32_t mb_data;	/* random bus-specific datum. */
53 };
54 
55 struct mp_intr_map
56 {
57 	struct mp_intr_map *next;
58 	struct mp_bus *bus;
59 	int bus_pin;
60 	struct ioapic_softc *ioapic;
61 	int ioapic_pin;
62 	int ioapic_ih;		/* int handle, for apic_intr_est */
63 	int type;		/* from mp spec intr record */
64  	int flags;		/* from mp spec intr record */
65 	u_int32_t redir;
66 	int cpu_id;
67 };
68 
69 #if defined(_KERNEL)
70 extern int mp_verbose;
71 extern struct mp_bus *mp_busses;
72 extern int mp_nbusses;
73 extern struct mp_intr_map *mp_intrs;
74 extern int mp_nintrs;
75 extern struct mp_bus *mp_isa_bus;
76 extern struct mp_bus *mp_eisa_bus;
77 
78 void mpbios_scan(struct device *);
79 int mpbios_probe(struct device *);
80 int mpbios_invent(int, int, int);
81 
82 void mpbios_intr_fixup(void);
83 #endif
84 
85 #endif
86 
87 #endif /* !_MACHINE_MPBIOSVAR_H_ */
88