6a0fa9a023
because: - it used a better namespace (smp_ipi_* rather than *_ipi), - it used better constant names for the IPI's (IPI_* rather than X*_OFFSET), and - this API also somewhat exists for both alpha and ia64 already.
65 lines
2.4 KiB
C
65 lines
2.4 KiB
C
/*-
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* Copyright (c) 1993 The 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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* $FreeBSD$
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*/
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#ifndef _MACHINE_IPL_H_
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#define _MACHINE_IPL_H_
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#ifdef APIC_IO
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#include <i386/isa/apic_ipl.h>
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#else
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#include <i386/isa/icu_ipl.h>
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#endif
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#ifndef LOCORE
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#ifdef SMP
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/*
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* Interprocessor interrupts for SMP.
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*/
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#define IPI_INVLTLB XINVLTLB_OFFSET
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#define IPI_RENDEZVOUS XRENDEZVOUS_OFFSET
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#define IPI_AST XCPUAST_OFFSET
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#define IPI_CHECKSTATE XCPUCHECKSTATE_OFFSET
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#define IPI_STOP XCPUSTOP_OFFSET
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void smp_ipi_selected(u_int32_t cpus, u_int ipi);
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void smp_ipi_all(u_int ipi);
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void smp_ipi_all_but_self(u_int ipi);
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void smp_ipi_self(u_int ipi);
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#endif /* SMP */
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#endif /* !LOCORE */
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#endif /* !_MACHINE_IPL_H_ */
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