1/* $OpenBSD: pcb.h,v 1.8 2021/01/09 13:14:02 kettenis Exp $ */
2
3/*
4 * Copyright (c) 2020 Mark Kettenis <kettenis@openbsd.org>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#ifndef _MACHINE_PCB_H_
20#define _MACHINE_PCB_H_
21
22#include <machine/reg.h>
23#include <machine/pte.h>
24
25struct pcb {
26 register_t pcb_sp;
27 u_int pcb_flags;
28#define PCB_FPU 0x000000001
29#define PCB_VEC 0x000000002
30#define PCB_VSX 0x000000004
31 struct slb pcb_slb[32];
32 vaddr_t pcb_onfault;
33 vaddr_t pcb_userva;
34 struct fpreg pcb_fpstate;
35};
36
37#endif /* _MACHINE_PCB_H_ */