Generic MP rollup work.
[dragonfly.git] / sys / platform / pc32 / include / mpapic.h
CommitLineData
984263bc
MD
1/*
2 * Copyright (c) 1996, by Steve Passe
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. The name of the developer may NOT be used to endorse or promote products
11 * derived from this software without specific prior written permission.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 * $FreeBSD: src/sys/i386/include/mpapic.h,v 1.14.2.2 2000/09/30 02:49:34 ps Exp $
72740893 26 * $DragonFly: src/sys/platform/pc32/include/Attic/mpapic.h,v 1.3 2003/07/04 00:32:26 dillon Exp $
984263bc
MD
27 */
28
29#ifndef _MACHINE_MPAPIC_H_
30#define _MACHINE_MPAPIC_H_
31
32#include <machine/apic.h>
33
34#include <i386/isa/icu.h>
35
36/*
37 * Size of APIC ID list.
38 * Also used a MAX size of various other arrays.
39 */
40#define NAPICID 16
41
42/* these don't really belong in here... */
43enum busTypes {
44 CBUS = 1,
45 CBUSII = 2,
46 EISA = 3,
47 MCA = 4,
48 ISA = 6,
49 PCI = 13,
50 XPRESS = 18,
51 MAX_BUSTYPE = 18,
52 UNKNOWN_BUSTYPE = 0xff
53};
54
55
56/*
57 * the physical/logical APIC ID management macors
58 */
59#define CPU_TO_ID(CPU) (cpu_num_to_apic_id[CPU])
60#define ID_TO_CPU(ID) (apic_id_to_logical[ID])
61#define IO_TO_ID(IO) (io_num_to_apic_id[IO])
62#define ID_TO_IO(ID) (apic_id_to_logical[ID])
63
64
65/*
66 * send an IPI INTerrupt containing 'vector' to CPUs in 'targetMap'
67 * 'targetMap' is a bitfiled of length 14,
68 * APIC #0 == bit 0, ..., APIC #14 == bit 14
69 * NOTE: these are LOGICAL APIC IDs
70 */
71static __inline int
72selected_procs_ipi(int targetMap, int vector)
73{
74 return selected_apic_ipi(targetMap, vector, APIC_DELMODE_FIXED);
75}
76
77/*
78 * send an IPI INTerrupt containing 'vector' to all CPUs, including myself
79 */
80static __inline int
81all_procs_ipi(int vector)
82{
83 return apic_ipi(APIC_DEST_ALLISELF, vector, APIC_DELMODE_FIXED);
84}
85
86/*
87 * send an IPI INTerrupt containing 'vector' to all CPUs EXCEPT myself
88 */
89static __inline int
90all_but_self_ipi(int vector)
91{
72740893 92 if (ncpus <= 1)
984263bc
MD
93 return 0;
94 return apic_ipi(APIC_DEST_ALLESELF, vector, APIC_DELMODE_FIXED);
95}
96
97/*
98 * send an IPI INTerrupt containing 'vector' to myself
99 */
100static __inline int
101self_ipi(int vector)
102{
103 return apic_ipi(APIC_DEST_SELF, vector, APIC_DELMODE_FIXED);
104}
105
106#endif /* _MACHINE_MPAPIC_H */