1/*	$NetBSD: proc.h,v 1.19 2020/08/14 16:18:36 skrll Exp $	*/
 2
 3/*
 4 * Copyright (c) 1994 Mark Brinicombe.
 5 * All rights reserved.
 6 *
 7 * Redistribution and use in source and binary forms, with or without
 8 * modification, are permitted provided that the following conditions
 9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *	This product includes software developed by the RiscBSD team.
18 * 4. The name "RiscBSD" nor the name of the author may be used to
19 *    endorse or promote products derived from this software without specific
20 *    prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY RISCBSD ``AS IS'' AND ANY EXPRESS OR IMPLIED
23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL RISCBSD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35#ifndef _ARM_PROC_H_
36#define _ARM_PROC_H_
37
38/*
39 * Machine-dependent part of the proc structure for arm.
40 */
41
42struct trapframe;
43struct lwp;
44
45struct mdlwp {
46	struct trapframe *md_tf;
47	int	md_flags;
48	volatile uint32_t md_astpending;
49};
50
51/* Flags setttings for md_flags */
52#define MDLWP_NOALIGNFLT	0x00000002	/* For EXEC_AOUT */
53#define MDLWP_VFPINTR		0x00000004	/* VFP used in intr */
54
55
56struct mdproc {
57	void	(*md_syscall)(struct trapframe *, struct lwp *, uint32_t);
58	int	pmc_enabled;		/* bitfield of enabled counters */
59	void	*pmc_state;		/* port-specific pmc state */
60	char	md_march[12];		/* machine arch of executable */
61};
62
63#define	PROC_MACHINE_ARCH(P)	((P)->p_md.md_march)
64#define	PROC0_MD_INITIALIZERS	.p_md = { .md_march = MACHINE_ARCH },
65
66#endif /* _ARM_PROC_H_ */