fdt.h revision 226496 
1/*-
2 * Copyright (c) 2010 The FreeBSD Foundation
3 * All rights reserved.
4 *
5 * This software was developed by Semihalf under sponsorship from
6 * the FreeBSD Foundation.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: head/sys/mips/include/fdt.h 226496 2011-10-18 07:29:21Z jchandra $
30 */
31
32#ifndef _MACHINE_FDT_H_
33#define _MACHINE_FDT_H_
34
35#include <machine/bus.h>
36#include <machine/intr_machdep.h>
37
38/* Max interrupt number */
39#if defined(CPU_RMI) || defined(CPU_NLM)
40#define FDT_INTR_MAX	XLR_MAX_INTR
41#else
42#define FDT_INTR_MAX	(NHARD_IRQS + NSOFT_IRQS)
43#endif
44
45/* Map phandle/intpin pair to global IRQ number */
46#define	FDT_MAP_IRQ(node, pin)	(pin)
47
48/*
49 * Bus space tag. XXX endianess info needs to be derived from the blob.
50 */
51#define fdtbus_bs_tag	NULL
52
53#endif /* _MACHINE_FDT_H_ */
54