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MFp4: SMP support

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This commit is contained in:
Marcel Moolenaar 2008-04-27 19:51:34 +00:00
parent 5f99a64689
commit 9d5a22b928
1 changed files with 63 additions and 6 deletions
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69
sys/powerpc/include/smp.h
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@ -1,7 +1,64 @@
/* $FreeBSD$ */
/*
* An empty file now,
* Although in the times to come,
* More may be found here.
/*-
* Copyright (c) 2008 Marcel Moolenaar
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _MACHINE_SMP_H_
#define _MACHINE_SMP_H_
#ifdef _KERNEL
#define IPI_AST 0
#define IPI_PREEMPT 1
#define IPI_RENDEZVOUS 2
#define IPI_STOP 3
#define IPI_PPC_TEST 4
#ifndef LOCORE
void ipi_all(int ipi);
void ipi_all_but_self(int ipi);
void ipi_selected(cpumask_t cpus, int ipi);
void ipi_self(int ipi);
struct cpuref {
uintptr_t cr_hwref;
u_int cr_cpuid;
};
int powerpc_smp_first_cpu(struct cpuref *);
int powerpc_smp_get_bsp(struct cpuref *);
int powerpc_smp_next_cpu(struct cpuref *);
int powerpc_smp_start_cpu(struct pcpu *);
void pmap_cpu_bootstrap(volatile uint32_t *, int);
uint32_t cpudep_ap_bootstrap(volatile uint32_t *);
void machdep_ap_bootstrap(volatile uint32_t *);
#endif /* !LOCORE */
#endif /* _KERNEL */
#endif /* !_MACHINE_SMP_H */