1/* $NetBSD: proc.h,v 1.20 2024/02/10 18:43:51 andvar 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 settings 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_ */