70 lines
2.7 KiB
C
70 lines
2.7 KiB
C
/* $NetBSD: proc.h,v 1.4 2002/05/09 12:28:08 uch Exp $ */
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/*
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* Copyright (c) 2002 The NetBSD Foundation, Inc. All rights reserved.
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* Copyright (c) 1991 Regents of the University of California.
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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 the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)proc.h 7.1 (Berkeley) 5/15/91
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*/
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#ifndef _SH3_PROC_H_
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#define _SH3_PROC_H_
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/*
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* Machine-dependent part of the proc structure for sh3.
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*/
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/* Kernel stack PTE */
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struct md_upte {
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u_int32_t addr;
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u_int32_t data;
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};
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struct mdproc {
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struct trapframe *md_regs; /* user context */
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struct pcb *md_pcb; /* pcb access address */
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int md_flags; /* machine-dependent flags */
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/* u-area PTE: *2 .. SH4 data/address data array access */
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struct md_upte md_upte[UPAGES * 2];
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__volatile int md_astpending; /* AST pending on return to userland */
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};
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/* md_flags */
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#define MDP_USEDFPU 0x0001 /* has used the FPU */
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#ifdef _KERNEL
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#ifndef _LOCORE
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void sh_proc0_init(void);
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extern struct md_upte *curupte; /* SH3 wired u-area hack */
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#endif /* _LOCORE */
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#endif /* _KERNEL */
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#endif /* !_SH3_PROC_H_ */
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