powerpc/include/pcb.h

1.2.16.1  wrstuden /*	$NetBSD: pcb.h,v 1.2.16.1 1999/12/27 18:33:40 wrstuden Exp $	*/
     1.1        ws
     1.1        ws /*-
     1.1        ws  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
     1.1        ws  * Copyright (C) 1995, 1996 TooLs GmbH.
     1.1        ws  * All rights reserved.
     1.1        ws  *
     1.1        ws  * Redistribution and use in source and binary forms, with or without
     1.1        ws  * modification, are permitted provided that the following conditions
     1.1        ws  * are met:
     1.1        ws  * 1. Redistributions of source code must retain the above copyright
     1.1        ws  *    notice, this list of conditions and the following disclaimer.
     1.1        ws  * 2. Redistributions in binary form must reproduce the above copyright
     1.1        ws  *    notice, this list of conditions and the following disclaimer in the
     1.1        ws  *    documentation and/or other materials provided with the distribution.
     1.1        ws  * 3. All advertising materials mentioning features or use of this software
     1.1        ws  *    must display the following acknowledgement:
     1.1        ws  *	This product includes software developed by TooLs GmbH.
     1.1        ws  * 4. The name of TooLs GmbH may not be used to endorse or promote products
     1.1        ws  *    derived from this software without specific prior written permission.
     1.1        ws  *
     1.1        ws  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
     1.1        ws  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     1.1        ws  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     1.1        ws  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     1.1        ws  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     1.1        ws  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     1.1        ws  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     1.1        ws  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     1.1        ws  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     1.1        ws  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     1.1        ws  */
     1.1        ws #ifndef	_MACHINE_PCB_H_
     1.1        ws #define	_MACHINE_PCB_H_
     1.1        ws
     1.2        ws typedef int faultbuf[23];
     1.1        ws
     1.1        ws struct pcb {
     1.1        ws 	struct pmap *pcb_pm;	/* pmap of our vmspace */
     1.1        ws 	struct pmap *pcb_pmreal; /* real address of above */
     1.1        ws 	register_t pcb_sp;	/* saved SP */
     1.1        ws 	int pcb_spl;		/* saved SPL */
     1.1        ws 	faultbuf *pcb_onfault;	/* For use during copyin/copyout */
     1.1        ws 	int pcb_flags;
     1.1        ws #define	PCB_FPU		1	/* Process had FPU initialized */
     1.1        ws 	struct fpu {
     1.1        ws 		double fpr[32];
1.2.16.1  wrstuden 		double fpscr;	/* FPSCR stored as double for easier access */
     1.1        ws 	} pcb_fpu;		/* Floating point processor */
     1.1        ws };
     1.1        ws
     1.1        ws struct md_coredump {
     1.1        ws 	struct trapframe frame;
     1.1        ws 	/* Need to add FPU regs here */
     1.1        ws };
     1.1        ws
     1.1        ws #ifdef	_KERNEL
     1.1        ws extern struct pcb *curpcb;
     1.1        ws extern struct pmap *curpm;
     1.1        ws extern struct proc *fpuproc;
     1.1        ws #endif
     1.1        ws #endif	/* _MACHINE_PCB_H_ */