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/* $OpenBSD: process_machdep.c,v 1.2 1999/04/20 20:46:11 mickey Exp $ */
/*
* Copyright (c) 1999 Michael Shalayeff
* 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 Michael Shalayeff.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
#include <sys/ptrace.h>
int
process_read_regs(p, regs)
struct proc *p;
struct reg *regs;
{
bcopy (p->p_md.md_regs, regs, sizeof(*regs));
regs->r_regs[0] = 0;
return 0;
}
int
process_write_regs(p, regs)
struct proc *p;
struct reg *regs;
{
bcopy (®s[1], &p->p_md.md_regs->tf_r1, sizeof(*regs) - sizeof(*regs));
return 0;
}
int
process_read_fpregs(p, fpregs)
struct proc *p;
struct fpreg *fpregs;
{
bcopy (p->p_md.md_regs->tf_fpregs, fpregs, sizeof(*fpregs));
return 0;
}
int
process_write_fpregs(p, fpregs)
struct proc *p;
struct fpreg *fpregs;
{
bcopy (fpregs, p->p_md.md_regs->tf_fpregs, sizeof(*fpregs));
return 0;
}
int
process_sstep(p, sstep)
struct proc *p;
int sstep;
{
/* TODO */
return EINVAL;
}
int
process_set_pc(p, addr)
struct proc *p;
caddr_t addr;
{
if (!USERMODE(addr)) /* XXX */
return EINVAL;
p->p_md.md_regs->tf_iioq_head = (register_t)addr;
return 0;
}
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