dc1ac440de
new platform module. These are probed in early boot, and have the responsibility of determining the layout of physical memory, determining the CPU timebase frequency, and handling the zoo of SMP mechanisms found on PowerPC. Reviewed by: marcel, raj Book-E parts by: raj
59 lines
2.3 KiB
C
59 lines
2.3 KiB
C
/*-
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* Copyright (C) 1996 Wolfgang Solfrank.
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* Copyright (C) 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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* $NetBSD: powerpc.h,v 1.3 2000/06/01 00:49:59 matt Exp $
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* $FreeBSD$
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*/
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#ifndef _MACHINE_PLATFORM_H_
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#define _MACHINE_PLATFORM_H_
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#include <machine/smp.h>
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#include <machine/pcpu.h>
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struct mem_region {
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vm_offset_t mr_start;
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vm_size_t mr_size;
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};
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void mem_regions(struct mem_region **, int *, struct mem_region **, int *);
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u_long platform_timebase_freq(struct cpuref *);
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int platform_smp_first_cpu(struct cpuref *);
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int platform_smp_next_cpu(struct cpuref *);
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int platform_smp_get_bsp(struct cpuref *);
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int platform_smp_start_cpu(struct pcpu *);
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const char *installed_platform(void);
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void platform_probe_and_attach(void);
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#endif /* _MACHINE_PLATFORM_H_ */
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