Beginnings of the powerpc machine dependant includes.
Reviewed by: obrien Obtained from: NetBSD
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93
sys/powerpc/include/frame.h
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93
sys/powerpc/include/frame.h
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/* $FreeBSD$ */
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/* $NetBSD: frame.h,v 1.2 1999/01/10 10:13:15 tsubai Exp $ */
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/*
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* Copyright (C) 1995, 1996 Wolfgang Solfrank.
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* Copyright (C) 1995, 1996 TooLs GmbH.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MACHINE_FRAME_H_
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#define _MACHINE_FRAME_H_
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#include <machine/types.h>
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/*
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* We have to save all registers on every trap, because
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* 1. user could attach this process every time
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* 2. we must be able to restore all user registers in case of fork
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* Actually, we do not save the fp registers on trap, since
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* these are not used by the kernel. They are saved only when switching
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* between processes using the FPU.
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*
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* Change ordering to cluster together these register_t's. XXX
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*/
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struct trapframe {
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register_t fixreg[32];
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register_t lr;
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int cr;
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int xer;
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register_t ctr;
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register_t srr0;
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register_t srr1;
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register_t dar; /* dar & dsisr are only filled on a DSI trap */
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int dsisr;
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int exc;
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};
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/*
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* This is to ensure alignment of the stackpointer
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*/
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#define FRAMELEN roundup(sizeof(struct trapframe) + 8, 16)
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#define trapframe(p) ((struct trapframe *)((char *)(p)->p_addr + USPACE - FRAMELEN + 8))
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struct switchframe {
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register_t sp;
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int fill;
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int user_sr;
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int cr;
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register_t fixreg2;
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register_t fixreg[19]; /* R13-R31 */
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};
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struct clockframe {
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register_t srr1;
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register_t srr0;
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int pri;
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int depth;
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};
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/*
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* Call frame for PowerPC used during fork.
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*/
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struct callframe {
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register_t sp;
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register_t lr;
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register_t r30;
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register_t r31;
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};
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#endif /* _MACHINE_FRAME_H_ */
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45
sys/powerpc/include/ucontext.h
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45
sys/powerpc/include/ucontext.h
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/* $FreeBSD$ */
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/* $NetBSD: signal.h,v 1.4 1998/09/14 02:48:34 thorpej Exp $ */
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/*
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* Copyright (C) 1995, 1996 Wolfgang Solfrank.
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* Copyright (C) 1995, 1996 TooLs GmbH.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by TooLs GmbH.
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* 4. The name of TooLs GmbH may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _MACHINE_UCONTEXT_H_
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#define _MACHINE_UCONTEXT_H_
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#include <machine/frame.h>
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typedef struct __mcontext {
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int mc_onstack; /* saved onstack flag */
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struct trapframe mc_frame; /* saved registers */
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} mcontext_t;
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#endif /* !_MACHINE_UCONTEXT_H_ */
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