01fd92550a
Add <powerpc/cpuset.h> (for mpc85xx pmap). Add some initial MP code for mpc85xx Rework ipi code to be common across all ppcs Change PPC to keep curlwp in %r13 while in the kernel. Move astpending from cpu_info to mdlwp Improve cpu_need_resched to be more MP friendly.
63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
/* $NetBSD: proc.h,v 1.12 2011/06/05 16:52:25 matt 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 _POWERPC_PROC_H_
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#define _POWERPC_PROC_H_
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/*
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* Machine-dependent part of the lwp structure
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*/
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struct mdlwp {
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volatile int md_flags;
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volatile int md_astpending;
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struct trapframe *md_utf; /* user trampframe */
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};
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#define MDLWP_USEDFPU __BIT(PCU_FPU) /* this thread has used the FPU */
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#define MDLWP_USEDVEC __BIT(PCU_VEC) /* this thread has used the VEC */
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struct trapframe;
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struct mdproc {
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void (*md_syscall)(struct trapframe *);
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};
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#ifdef _KERNEL
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#define LWP0_CPU_INFO &cpu_info[0]
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#define LWP0_MD_INITIALIZER { \
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.md_flags = 0, \
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.md_utf = (void *)0xdeadbeef, \
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}
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#endif /* _KERNEL */
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#endif /* _POWERPC_PROC_H_ */
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