180708Sjake/*-
280708Sjake * Copyright (c) 2001 Jake Burkholder.
380708Sjake * All rights reserved.
480708Sjake *
580708Sjake * Redistribution and use in source and binary forms, with or without
680708Sjake * modification, are permitted provided that the following conditions
780708Sjake * are met:
880708Sjake * 1. Redistributions of source code must retain the above copyright
980708Sjake *    notice, this list of conditions and the following disclaimer.
1080708Sjake * 2. Redistributions in binary form must reproduce the above copyright
1180708Sjake *    notice, this list of conditions and the following disclaimer in the
1280708Sjake *    documentation and/or other materials provided with the distribution.
1380708Sjake *
1481334Sobrien * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
1580708Sjake * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1680708Sjake * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1781334Sobrien * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1880708Sjake * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1980708Sjake * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2080708Sjake * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2180708Sjake * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2280708Sjake * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2380708Sjake * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2480708Sjake * SUCH DAMAGE.
2580708Sjake *
2680708Sjake * $FreeBSD: releng/11.0/sys/sparc64/include/pcb.h 234785 2012-04-29 11:04:31Z dim $
2780708Sjake */
2880708Sjake
2980708Sjake#ifndef	_MACHINE_PCB_H_
3080708Sjake#define	_MACHINE_PCB_H_
3180708Sjake
32166105Smarius#ifndef LOCORE
3382005Sjake#include <machine/frame.h>
34166105Smarius#endif
3581135Stmm
3686523Sjake#define	MAXWIN	8
3782005Sjake
38112924Sjake#define	PCB_FEF	(1 << 0)
39112924Sjake
40166105Smarius#ifndef LOCORE
41166105Smarius
42112920Sjake/* NOTE: pcb_ufp must be aligned on a 64 byte boundary. */
4383053Sobrienstruct pcb {
44113023Sjake	struct	rwindow pcb_rw[MAXWIN];
45113023Sjake	uint32_t pcb_kfp[64];
46112920Sjake	uint32_t pcb_ufp[64];
47113023Sjake	uint64_t pcb_rwsp[MAXWIN];
48113023Sjake	uint64_t pcb_flags;
49113023Sjake	uint64_t pcb_nsaved;
50113023Sjake	uint64_t pcb_pc;
51113023Sjake	uint64_t pcb_sp;
52199135Skib	uint64_t pcb_tpc;
53199135Skib	uint64_t pcb_pad[3];
54105454Stmm} __aligned(64);
5580708Sjake
5680708Sjake#ifdef _KERNEL
57166105Smariusvoid	makectx(struct trapframe *tf, struct pcb *pcb);
58234785Sdimint	savectx(struct pcb *pcb) __returns_twice;
5980708Sjake#endif
6080708Sjake
61166105Smarius#endif /* !LOCORE */
62166105Smarius
6380708Sjake#endif /* !_MACHINE_PCB_H_ */
64