f610b17c8d
* Track recent changes to SWI code. * Allocate RIDs for pmaps (untested). * Implement assembler version of cpu_switch - its cleaner that way.
54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
/*-
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* Copyright (c) 1998 Doug Rabson
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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* $FreeBSD$
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*/
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#ifndef _MACHINE_IPL_H_
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#define _MACHINE_IPL_H_
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/*
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* Software interrupt bit numbers
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*/
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#define NSWI 32
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#define NHWI 0
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/*
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* Interprocessor interrupts for SMP.
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*/
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#define IPI_INVLTLB 0x0001
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#define IPI_RENDEZVOUS 0x0002
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#define IPI_AST 0x0004
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#define IPI_CHECKSTATE 0x0008
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#define IPI_STOP 0x0010
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void smp_ipi_selected(u_int32_t cpus, u_int64_t ipi);
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void smp_ipi_all(u_int64_t ipi);
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void smp_ipi_all_but_self(u_int64_t ipi);
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void smp_ipi_self(u_int64_t ipi);
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void smp_handle_ipi(struct trapframe *frame);
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#endif /* !_MACHINE_MD_VAR_H_ */
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