i386: Remove more old IOAPIC code
[dragonfly.git] / sys / platform / pc32 / apic / mpapic.h
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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 $
7bd34050 26 * $DragonFly: src/sys/platform/pc32/apic/mpapic.h,v 1.12 2008/06/07 11:37:23 mneumann Exp $
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27 */
28
29#ifndef _MACHINE_MPAPIC_H_
30#define _MACHINE_MPAPIC_H_
31
e126caf1 32#include "apicreg.h"
984263bc 33
a9295349 34#include <machine_base/icu/icu.h>
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35
36/*
37 * Size of APIC ID list.
38 * Also used a MAX size of various other arrays.
39 */
c163176b 40#define NAPICID 256
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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/*
7bd34050 57 * the physical/logical APIC ID management macros
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58 */
59#define CPU_TO_ID(CPU) (cpu_num_to_apic_id[CPU])
60#define ID_TO_CPU(ID) (apic_id_to_logical[ID])
984263bc 61
e126caf1 62#ifdef SMP
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63
64/*
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65 * send an IPI INTerrupt containing 'vector' to all CPUs EXCEPT myself
66 */
67static __inline int
68all_but_self_ipi(int vector)
69{
0f7a3396 70 if (smp_active_mask == 1)
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71 return 0;
72 return apic_ipi(APIC_DEST_ALLESELF, vector, APIC_DELMODE_FIXED);
73}
74
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75#endif
76
84cc808b 77void lapic_map(vm_offset_t /* XXX should be vm_paddr_t */);
ad52b37b 78
984263bc 79#endif /* _MACHINE_MPAPIC_H */