422ec2ace1
to working but still needs some work to properly switch the full context (such as saving the fpu registers, switch stacks, etc.). Also, remove some dead code that was mixed in.
72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
/*-
|
|
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
|
|
* Copyright (C) 1995, 1996 TooLs GmbH.
|
|
* 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.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by TooLs GmbH.
|
|
* 4. The name of TooLs GmbH may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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.
|
|
*
|
|
* $NetBSD: pcb.h,v 1.4 2000/06/04 11:57:17 tsubai Exp $
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _MACHINE_PCB_H_
|
|
#define _MACHINE_PCB_H_
|
|
|
|
typedef int faultbuf[23];
|
|
|
|
struct pcb {
|
|
u_int32_t pcb_context[18]; /* non-volatile r14-r31 */
|
|
u_int32_t pcb_cr; /* Condition register */
|
|
struct pmap *pcb_pm; /* pmap of our vmspace */
|
|
struct pmap *pcb_pmreal; /* real address of above */
|
|
register_t pcb_sp; /* saved SP */
|
|
int pcb_spl; /* saved SPL */
|
|
faultbuf *pcb_onfault; /* For use during copyin/copyout */
|
|
int pcb_flags;
|
|
#define PCB_FPU 1 /* Process had FPU initialized */
|
|
struct fpu {
|
|
double fpr[32];
|
|
double fpscr; /* FPSCR stored as double for easier access */
|
|
} pcb_fpu; /* Floating point processor */
|
|
};
|
|
|
|
struct md_coredump {
|
|
struct trapframe frame;
|
|
struct fpu fpstate;
|
|
};
|
|
|
|
#ifdef _KERNEL
|
|
|
|
#ifndef curpcb
|
|
extern struct pcb *curpcb;
|
|
#endif
|
|
|
|
extern struct pmap *curpm;
|
|
extern struct proc *fpuproc;
|
|
|
|
#endif
|
|
#endif /* _MACHINE_PCB_H_ */
|