freebsd-skq/sys/ia64/include/pcb.h
2002-10-15 00:02:50 +00:00

84 lines
2.5 KiB
C

/*-
* Copyright (c) 2000 Doug Rabson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MACHINE_PCB_H_
#define _MACHINE_PCB_H_
/*
* PCB: process control block
*/
struct pcb {
u_int64_t pcb_r4;
u_int64_t pcb_r5;
u_int64_t pcb_r6;
u_int64_t pcb_r7;
struct ia64_fpreg pcb_f2;
struct ia64_fpreg pcb_f3;
struct ia64_fpreg pcb_f4;
struct ia64_fpreg pcb_f5;
u_int64_t pcb_b0; /* really restart address */
u_int64_t pcb_b1;
u_int64_t pcb_b2;
u_int64_t pcb_b3;
u_int64_t pcb_b4;
u_int64_t pcb_b5;
u_int64_t pcb_old_unat; /* caller's ar.unat */
u_int64_t pcb_sp;
u_int64_t pcb_pfs;
u_int64_t pcb_bspstore;
u_int64_t pcb_lc;
u_int64_t pcb_unat; /* ar.unat for r4..r7 */
u_int64_t pcb_rnat;
u_int64_t pcb_pr; /* predicates */
u_int64_t pcb_pmap; /* current pmap */
u_int64_t pcb_fsr;
u_int64_t pcb_fcr;
u_int64_t pcb_fir;
u_int64_t pcb_fdr;
u_int64_t pcb_eflag;
u_int64_t pcb_csd;
u_int64_t pcb_ssd;
u_int64_t pcb_onfault; /* for copy faults */
u_int64_t pcb_accessaddr; /* for [fs]uswintr */
struct ia64_fpreg pcb_highfp[96]; /* f32-f127 */
};
#ifdef _KERNEL
void restorectx(struct pcb *);
void savectx(struct pcb *);
#endif
#endif /* _MACHINE_PCB_H_ */