NetBSD/sys/arch/mvme68k/mvme68k/seglist.h

52 lines
2.3 KiB
C

/* $NetBSD: seglist.h,v 1.4 1998/08/22 10:55:35 scw Exp $ */
/*
* Copyright (c) 1997 The Steve Woodford
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Steve Woodford.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* 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.
*/
/*
* The following structure is passed to pmap_bootstrap by the startup
* code in locore.s.
* It simply describes the start and end addresses of the memory
* segments available to the board.
* If the offboard RAM segment spans multiple boards, they must be
* configured to appear physically contiguous in the VMEbus address
* space.
*
* NOTE: If you change this, you'll need to update locore.s ...
*/
typedef struct {
paddr_t ps_start; /* Start of segment */
paddr_t ps_end; /* End of segment */
int ps_startpage; /* Page number of first page */
} phys_seg_list_t;
/* Instantiated in machdep.c */
extern phys_seg_list_t phys_seg_list[];