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      1 /*	$NetBSD: md.h,v 1.7 2023/01/06 18:14:56 martin Exp $	*/
      2 
      3 /*
      4  * Copyright 1997 Piermont Information Systems Inc.
      5  * All rights reserved.
      6  *
      7  * Based on code written by Philip A. Nelson for Piermont Information
      8  * Systems Inc.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     19  *    or promote products derived from this software without specific prior
     20  *    written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32  * THE POSSIBILITY OF SUCH DAMAGE.
     33  *
     34  */
     35 
     36 /* md.h -- Machine specific definitions for the luna68k */
     37 
     38 /* Constants and defines */
     39 
     40 /*
     41  * Symbolic names for disk partitions
     42  */
     43 
     44 #define PART_BOOT	(8 * MEG)	/* for a.out kernel and boot */
     45 #define PART_BOOT_TYPE	FS_BSDFFS
     46 #define PART_BOOT_SUBT	1		/* old 4.3BSD UFS */
     47 
     48 #define DEFROOTSIZE	40	/* Default root size */
     49 #define DEFSWAPSIZE	32	/* Default swap size */
     50 #define DEFVARSIZE	32	/* Default /var size, if created */
     51 #define DEFUSRSIZE	700	/* Default /usr size, if created */
     52 #define XNEEDMB		250	/* Extra megs for full X installation */
     53 #define DEBNEEDMB	800	/* Extra megs for debug sets */
     54 
     55 /*
     56  * Default filesets to fetch and install during installation
     57  * or upgrade.
     58  */
     59 #define SET_KERNEL_1_NAME	"kern-GENERIC"
     60 
     61 /*
     62  * Machine-specific command to write a new label to a disk.
     63  * If not defined, we assume the port does not support disklabels and
     64  * the hand-edited disklabel will NOT be written by MI code.
     65  */
     66 #define DISKLABEL_CMD	"disklabel -w -r"
     67 
     68 /*
     69  * Our boot partition is FFSv1, so it will be reported as PT_root
     70  * and might take up disklabel slot 0 (partition 'a'), which we would
     71  * like to avoid and make it use 'd' instead.
     72  * Only allow PT_root partitions for slots before RAW_PART if they
     73  * start past the boot partition size.
     74  */
     75 #define	MD_DISKLABEL_PART_INDEX_CHECK(DL,NDX,INFO)	\
     76 	(((INFO)->nat_type->generic_ptype != PT_root)	\
     77 	|| (NDX > RAW_PART)				\
     78 	|| ((INFO)->start >= (PART_BOOT/512)))
     79