xref: /openbsd/sys/arch/i386/include/mpbiosvar.h (revision 73471bf0)
1 /*	$OpenBSD: mpbiosvar.h,v 1.12 2016/05/18 03:45:11 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 #define MP_TRAMP_DATA  (17 * PAGE_SIZE)
41 
42 #if !defined(_LOCORE)
43 
44 #include <machine/mpbiosreg.h>
45 
46 struct mp_bus
47 {
48 	char *mb_name;		/* XXX bus name */
49 	int mb_idx;		/* XXX bus index */
50 	void (*mb_intr_print) (int);
51 	void (*mb_intr_cfg)(const struct mpbios_int *, u_int32_t *);
52 	struct mp_intr_map *mb_intrs;
53 	u_int32_t mb_data;	/* random bus-specific datum. */
54 };
55 
56 struct mp_intr_map
57 {
58 	struct mp_intr_map *next;
59 	struct mp_bus *bus;
60 	int bus_pin;
61 	struct ioapic_softc *ioapic;
62 	int ioapic_pin;
63 	int ioapic_ih;		/* int handle, for apic_intr_est */
64 	int type;		/* from mp spec intr record */
65  	int flags;		/* from mp spec intr record */
66 	u_int32_t redir;
67 	int cpu_id;
68 };
69 
70 #if defined(_KERNEL)
71 extern int mp_verbose;
72 extern struct mp_bus *mp_busses;
73 extern int mp_nbusses;
74 extern struct mp_intr_map *mp_intrs;
75 extern int mp_nintrs;
76 extern struct mp_bus *mp_isa_bus;
77 extern struct mp_bus *mp_eisa_bus;
78 
79 void mpbios_scan(struct device *);
80 int mpbios_probe(struct device *);
81 int mpbios_invent(int, int, int);
82 
83 void mpbios_intr_fixup(void);
84 #endif
85 
86 #endif
87 
88 #endif /* !_MACHINE_MPBIOSVAR_H_ */
89