summaryrefslogtreecommitdiff
path: root/sys/arch/i386/include/i82489reg.h
blob: 1b90f4f2a4fd4df99dc664de8afcdc4685409c91 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
/*	$OpenBSD: i82489reg.h,v 1.4 2015/07/21 06:19:50 uebayasi Exp $	*/
/*	$NetBSD: i82489reg.h,v 1.1.2.1 2000/02/20 16:30:27 sommerfeld Exp $	*/

/*-
 * Copyright (c) 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Frank van der Linden.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */


/*
 * Registers and constants for the 82489DX and Pentium (and up) integrated
 * "local" APIC.
 */

#define	LAPIC_ID		0x020		/* ID. RW */
#	define LAPIC_ID_MASK		0x0f000000
#	define LAPIC_ID_SHIFT		24

#define LAPIC_VERS		0x030		/* Version. R */
#	define LAPIC_VERSION_MASK	0x000000ff
#	define LAPIC_VERSION_LVT_MASK	0x00ff0000
#	define LAPIC_VERSION_LVT_SHIFT	16

#define LAPIC_TPRI		0x080		/* Task Prio. RW */
#	define LAPIC_TPRI_MASK		0x000000ff
#	define LAPIC_TPRI_INT_MASK	0x000000f0
#	define LAPIC_TPRI_SUB_MASK	0x0000000f

#define LAPIC_APRI		0x090		/* Arbitration prio R */
#	define LAPIC_APRI_MASK		0x000000ff

#define LAPIC_PPRI		0x0a0		/* Processor prio. R */
#define LAPIC_EOI		0x0b0		/* End Int. W */
#define LAPIC_RRR		0x0c0		/* Remote read R */
#define LAPIC_LDR		0x0d0		/* Logical dest. RW */
#define LAPIC_DFR		0x0e0		/* Dest. format RW */

#define LAPIC_SVR		0x0f0		/* Spurious intvec RW */
#	define LAPIC_SVR_VECTOR_MASK	0x000000ff
#	define LAPIC_SVR_VEC_FIX	0x0000000f
#	define LAPIC_SVR_VEC_PROG	0x000000f0
#	define LAPIC_SVR_ENABLE		0x00000100
#	define LAPIC_SVR_SWEN		0x00000100
#	define LAPIC_SVR_FOCUS		0x00000200
#	define LAPIC_SVR_FDIS		0x00000200

#define LAPIC_ISR	0x100			/* Int. status. R */
#define LAPIC_TMR	0x180
#define LAPIC_IRR	0x200
#define LAPIC_ESR	0x280			/* Err status. R */

#define LAPIC_ICRLO	0x300			/* Int. cmd. RW */
#	define LAPIC_DLMODE_MASK	0x00000700
#	define LAPIC_DLMODE_FIXED	0x00000000
#	define LAPIC_DLMODE_LOW		0x00000100
#	define LAPIC_DLMODE_SMI		0x00000200
#	define LAPIC_DLMODE_RR		0x00000300
#	define LAPIC_DLMODE_NMI		0x00000400
#	define LAPIC_DLMODE_INIT	0x00000500
#	define LAPIC_DLMODE_STARTUP	0x00000600

#	define LAPIC_DSTMODE_LOG	0x00000800

#	define LAPIC_DLSTAT_BUSY	0x00001000

#	define LAPIC_LVL_ASSERT		0x00004000
#	define LAPIC_LVL_DEASSERT	0x00000000

#	define LAPIC_LVL_TRIG		0x00008000

#	define LAPIC_RRSTAT_MASK	0x00030000
#	define LAPIC_RRSTAT_INPROG	0x00010000
#	define LAPIC_RRSTAT_VALID	0x00020000

#	define LAPIC_DEST_MASK		0x000c0000
#	define LAPIC_DEST_SELF		0x00040000
#	define LAPIC_DEST_ALLINCL	0x00080000
#	define LAPIC_DEST_ALLEXCL	0x000c0000

#	define LAPIC_RESV2_MASK		0xfff00000


#define LAPIC_ICRHI	0x310			/* Int. cmd. RW */
#	define LAPIC_ID_MASK		0x0f000000
#	define LAPIC_ID_SHIFT		24

#define LAPIC_LVTT	0x320			/* Loc.vec.(timer) RW */
#	define LAPIC_LVTT_VEC_MASK	0x000000ff
#	define LAPIC_LVTT_DS		0x00001000
#	define LAPIC_LVTT_M		0x00010000
#	define LAPIC_LVTT_TM		0x00020000
#	 define LAPIC_LVTT_TM_ONESHOT	0x00000000
#	 define LAPIC_LVTT_TM_PERIODIC	0x00020000
#	 define LAPIC_LVTT_TM_TSCDL	0x00040000

#define LAPIC_PCINT	0x340
#define LAPIC_LVINT0	0x350			/* Loc.vec (LINT0) RW */
#	define LAPIC_LVT_PERIODIC	0x00020000
#	define LAPIC_LVT_MASKED		0x00010000
#	define LAPIC_LVT_LEVTRIG	0x00008000
#	define LAPIC_LVT_REMOTE_IRR	0x00004000
#	define LAPIC_INP_POL		0x00002000
#	define LAPIC_PEND_SEND		0x00001000

#define LAPIC_LVINT1	0x360			/* Loc.vec (LINT1) RW */
#define LAPIC_LVERR	0x370			/* Loc.vec (ERROR) RW */
#define LAPIC_ICR_TIMER	0x380			/* Initial count RW */
#define LAPIC_CCR_TIMER	0x390			/* Current count RO */

#define LAPIC_DCR_TIMER	0x3e0			/* Divisor config register */
#	define LAPIC_DCRT_DIV1		0x0b
#	define LAPIC_DCRT_DIV2		0x00
#	define LAPIC_DCRT_DIV4		0x01
#	define LAPIC_DCRT_DIV8		0x02
#	define LAPIC_DCRT_DIV16		0x03
#	define LAPIC_DCRT_DIV32		0x08
#	define LAPIC_DCRT_DIV64		0x09
#	define LAPIC_DCRT_DIV128	0x0a

#define LAPIC_BASE		0xfee00000

#define LAPIC_IRQ_MASK(i)	(1 << ((i) + 1))