/*      $NetBSD: proc.h,v 1.33 2020/12/06 03:46:23 christos Exp $       */

/*
* Copyright (c) 1992, 1993
*      The Regents of the University of California.  All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
*
* 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. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
*      @(#)proc.h      8.1 (Berkeley) 6/10/93
*/

#ifndef _MIPS_PROC_H_
#define _MIPS_PROC_H_

#include <sys/param.h>
#include <machine/vmparam.h>

struct lwp;

/*
* Machine-dependent part of the lwp structure for MIPS
*/
struct trapframe;

struct mdlwp {
       struct trapframe *md_utf;       /* trapframe from userspace */
       __vaddr_t md_ss_addr;           /* single step address for ptrace */
       int     md_ss_instr;            /* single step instruction for ptrace */
       volatile int md_astpending;     /* AST pending on return to userland */
       int     md_upte[UPAGES_MAX];    /* ptes for mapping u page */
};

struct mdproc {
                                       /* syscall entry for this process */
       void    (*md_syscall)(struct lwp *, u_int, u_int, __vaddr_t);
       int     md_abi;                 /* which ABI is this process using? */
};

/* md_flags */

#ifdef _KERNEL
struct lwp;

/* kernel single-step emulation */
int     mips_singlestep(struct lwp *);

#define LWP0_CPU_INFO   &cpu_info_store /* staticly set in lwp0 */
#endif /* _KERNEL */

#endif /* _MIPS_PROC_H_ */