cpu.h revision 1.4 
1/*	$NetBSD: cpu.h,v 1.4 2008/10/12 22:08:08 pooka Exp $	*/
2
3/*
4 * Copyright (c) 2007 Antti Kantee.  All Rights Reserved.
5 *
6 * Development of this software was supported by Google Summer of Code.
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 ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * 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 OR
23 * 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
30#ifndef _SYS_RUMP_CPU_H_
31#define _SYS_RUMP_CPU_H_
32
33#include <sys/cpu_data.h>
34
35struct cpu_info {
36	struct cpu_data ci_data;
37	cpuid_t ci_cpuid;
38
39/*
40 * XXX: horrible workaround for vax lock.h.
41 * I eventually want to nuke rump include/machine, so don't waste
42 * energy fighting with this.
43 */
44#ifdef __vax__
45	int ci_ipimsgs;
46#define IPI_SEND_CNCHAR 0
47#define IPI_DDB 0
48#endif /* __vax__ */
49};
50
51/* more dirty rotten vax kludges */
52#ifdef __vax__
53static __inline void cpu_handle_ipi(void) {}
54#endif /* __vax__ */
55
56extern struct cpu_info rump_cpu;
57#define curcpu() (&rump_cpu)
58#define cpu_number() 0 /* XXX: good enuf? */
59
60struct lwp *rump_get_curlwp(void); /* XXX */
61#define curlwp rump_get_curlwp()
62
63#endif /* _SYS_RUMP_CPU_H_ */
64