1d9c166f51
- OpenFirmware returns overlapping memory regions. Use a simple brute force algorithm to merge these into non-overlapping regions. This fixes bugs in reporting of available memory and also prevents pages from being added twice in the VM system.
60 lines
2.2 KiB
C
60 lines
2.2 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_POWERPC_H_
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#define _MACHINE_POWERPC_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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/*
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* These two functions get used solely in boot() in machdep.c.
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*
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* Not sure whether boot itself should be implementation dependent instead. XXX
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*/
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void OF_halt(void);
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void OF_reboot(void);
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int dk_match(char *name);
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void ofrootfound(void);
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extern int booted_partition;
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#endif /* _MACHINE_POWERPC_H_ */
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