1/*	$NetBSD: proc.h,v 1.15 2021/03/07 14:31:53 rin Exp $	*/
2
3/*-
4 * Copyright (C) 1995, 1996 Wolfgang Solfrank.
5 * Copyright (C) 1995, 1996 TooLs GmbH.
6 * All rights reserved.
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 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by TooLs GmbH.
19 * 4. The name of TooLs GmbH may not be used to endorse or promote products
20 *    derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef _POWERPC_PROC_H_
35#define _POWERPC_PROC_H_
36
37#ifdef _KERNEL_OPT
38#include "opt_modular.h"
39#include "opt_ppcarch.h"
40#endif
41
42/*
43 * Machine-dependent part of the lwp structure
44 */
45struct mdlwp {
46	volatile int md_flags;
47	volatile int md_astpending;
48	struct trapframe *md_utf;		/* user trampframe */
49};
50
51struct trapframe;
52
53struct mdproc {
54	void (*md_syscall)(struct trapframe *);
55#if defined(PPC_BOOKE) || defined(PPC_IBM4XX) || \
56    ((defined(MODULAR) || defined(_MODULE)) && !defined(_LP64))
57	vaddr_t md_ss_addr[2];
58	uint32_t md_ss_insn[2];
59#endif
60};
61
62#ifdef _KERNEL
63#define	LWP0_CPU_INFO	&cpu_info[0]
64#define	LWP0_MD_INITIALIZER {	\
65		.md_flags = 0, \
66		.md_utf = (void *)0xdeadbeef, \
67	}
68#endif /* _KERNEL */
69
70#endif /* _POWERPC_PROC_H_ */
71