openpicreg.h revision 87599 
1/*-
2 * Copyright (c) 2000 Tsubai Masanari.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 * 3. The name of the author may not be used to endorse or promote products
13 *    derived from this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 *	$NetBSD: openpicreg.h,v 1.2 2001/02/05 19:22:23 briggs Exp $
27 * $FreeBSD: head/sys/powerpc/include/openpicreg.h 87599 2001-12-10 08:09:49Z obrien $
28 */
29
30/*
31 * GLOBAL/TIMER register (IDU base + 0x1000)
32 */
33
34/* feature reporting reg 0 */
35#define	OPENPIC_FEATURE			0x1000
36
37/* global config reg 0 */
38#define	OPENPIC_CONFIG				0x1020
39#define	OPENPIC_CONFIG_RESET			0x80000000
40#define	OPENPIC_CONFIG_8259_PASSTHRU_DISABLE	0x20000000
41
42/* vendor ID */
43#define	OPENPIC_VENDOR_ID		0x1080
44
45/* processor initialization reg */
46#define	OPENPIC_PROC_INIT		0x1090
47
48/* IPI vector/priority reg */
49#define	OPENPIC_IPI_VECTOR(ipi)		(0x10a0 + (ipi) * 0x10)
50
51/* spurious intr. vector */
52#define	OPENPIC_SPURIOUS_VECTOR		0x10e0
53
54
55/*
56 * INTERRUPT SOURCE register (IDU base + 0x10000)
57 */
58
59/* interrupt vector/priority reg */
60#ifndef	OPENPIC_SRC_VECTOR
61#define	OPENPIC_SRC_VECTOR(irq)		(0x10000 + (irq) * 0x20)
62#endif
63#define	OPENPIC_SENSE_LEVEL		0x00400000
64#define	OPENPIC_SENSE_EDGE		0x00000000
65#define	OPENPIC_POLARITY_POSITIVE	0x00800000
66#define	OPENPIC_POLARITY_NEGATIVE	0x00000000
67#define	OPENPIC_IMASK			0x80000000
68#define	OPENPIC_ACTIVITY		0x40000000
69#define	OPENPIC_PRIORITY_MASK		0x000f0000
70#define	OPENPIC_PRIORITY_SHIFT		16
71#define	OPENPIC_VECTOR_MASK		0x000000ff
72
73/* interrupt destination cpu */
74#ifndef	OPENPIC_IDEST
75#define	OPENPIC_IDEST(irq)		(0x10010 + (irq) * 0x20)
76#endif
77
78/*
79 * PROCESSOR register (IDU base + 0x20000)
80 */
81
82/* IPI command reg */
83#define	OPENPIC_IPI(cpu, ipi)		(0x20040 + (cpu) * 0x1000 + (ipi))
84
85/* current task priority reg */
86#define	OPENPIC_CPU_PRIORITY(cpu)	(0x20080 + (cpu) * 0x1000)
87#define	OPENPIC_CPU_PRIORITY_MASK		0x0000000f
88
89/* interrupt acknowledge reg */
90#define	OPENPIC_IACK(cpu)		(0x200a0 + (cpu) * 0x1000)
91
92/* end of interrupt reg */
93#define	OPENPIC_EOI(cpu)		(0x200b0 + (cpu) * 0x1000)
94