52 lines
2.3 KiB
C
52 lines
2.3 KiB
C
/* $NetBSD: seglist.h,v 1.3 1998/03/18 07:18:50 thorpej Exp $ */
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/*
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* Copyright (c) 1997 The Steve Woodford
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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 Steve Woodford.
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* 4. The name of the author 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 THE AUTHOR ``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 THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* The following structure is passed to pmap_bootstrap by the startup
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* code in locore.s.
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* It simply describes the start and end addresses of the memory
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* segments available to the board.
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* If the offboard RAM segment spans multiple boards, they must be
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* configured to appear physically contiguous in the VMEbus address
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* space.
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*
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* NOTE: If you change this, you'll need to update locore.s ...
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*/
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typedef struct {
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vm_offset_t ps_start; /* Start of segment */
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vm_offset_t ps_end; /* End of segment */
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int ps_startpage; /* Page number of first page */
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} phys_seg_list_t;
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/* Instantiated in machdep.c */
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extern phys_seg_list_t phys_seg_list[];
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