/* $NetBSD: seglist.h,v 1.5 2009/10/23 17:01:08 snj 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. * * 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[]; |