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md.h revision 1.3 
      1 /*	$NetBSD: md.h,v 1.3 2019/06/12 06:20:22 martin Exp $	*/
      2 
      3 /*
      4  * Copyright 1997 Piermont Information Systems Inc.
      5  * All rights reserved.
      6  *
      7  * Written by Philip A. Nelson for Piermont Information Systems Inc.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     18  *    or promote products derived from this software without specific prior
     19  *    written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     31  * THE POSSIBILITY OF SUCH DAMAGE.
     32  *
     33  */
     34 
     35 /* md.h -- Machine specific definitions for the ofppc */
     36 
     37 
     38 #include <machine/cpu.h>
     39 #include <sys/types.h>
     40 #include <sys/stat.h>
     41 #include <fcntl.h>
     42 #include <unistd.h>
     43 
     44 /* ofppc uses the mbr code. */
     45 #include "mbr.h"
     46 
     47 /* constants and defines */
     48 #define PREP_BOOT_SIZE	1048576		/* 1MB for prep-style boot */
     49 #define BINFO_BOOT_SIZE	15*1024		/* 12k for bootinfo.txt */
     50 #define FAT12_BOOT_SIZE	10485760	/* 10MB boot partition */
     51 #define MIN_FAT12_BOOT	2097152		/* 2MB absoule minimum */
     52 #define MIN_PREP_BOOT	1048576
     53 #define MIN_BINFO_BOOT	13312
     54 
     55 /* we use three boot partitions: FAT12, BINFO and PREP */
     56 #define	PART_BOOT	FAT12_BOOT_SIZE
     57 #define	PART_BOOT_TYPE	FS_MSDOS
     58 #define	PART_BOOT_SUBT	MBR_PTYPE_FAT12
     59 #define	PART_BOOT_MOUNT	"/boot"
     60 
     61 #define	PART_BOOT1	BINFO_BOOT_SIZE
     62 #define	PART_BOOT1_TYPE	FS_OTHER
     63 
     64 #define	PART_BOOT2	PREP_BOOT_SIZE
     65 #define	PART_BOOT2_TYPE	FS_BOOT
     66 
     67 
     68 #define DEFSWAPRAM	32	/* Assume at least this RAM for swap calc */
     69 #define DEFSWAPSIZE	128
     70 #define DEFROOTSIZE	64	/* Default root size */
     71 #define DEFVARSIZE	32	/* Default /var size, if created */
     72 #define DEFUSRSIZE	750	/* Default /usr size, if /home */
     73 #define XNEEDMB 	256	/* Extra megs for full X installation */
     74 #define DEBNEEDMB	900	/* Extra megs for debug sets */
     75 
     76 /* allow using tmpfs for /tmp instead of mfs */
     77 #define HAVE_TMPFS
     78 
     79 /*
     80  *  Default filesets to fetch and install during installation
     81  *  or upgrade. The standard sets are:
     82  *      base etc comp games man misc tests text xbase xcomp xetc xfont xserver
     83  *
     84  * i386 has the  MD set kern first, because generic kernels are  too
     85  * big to fit on install floppies. i386 does not yet include the x sets.
     86  *
     87  * Third entry is the last extension name in the split sets for loading
     88  * from floppy.
     89  */
     90 #define SET_KERNEL_1_NAME	"kern-GENERIC"
     91 #define MD_SETS_SELECTED SET_KERNEL_1, SET_SYSTEM, SET_X11
     92 
     93 /*
     94  * Machine-specific command to write a new label to a disk.
     95  * For example, i386  uses "/sbin/disklabel -w -r", just like i386
     96  * miniroot scripts, though this may leave a bogus incore label.
     97  * Sun ports should probably use  DISKLABEL_CMD "/sbin/disklabel -w"
     98  * to get incore  to ondisk inode translation for the Sun proms.
     99  * If not defined, we assume the port does not support disklabels and
    100  * hand-edited disklabel will NOT be written by MI code.
    101  *
    102  * On ofppc, do what the 1.2 install scripts did.
    103  */
    104 const char *md_disklabel_cmd(void);
    105 #define DISKLABEL_CMD md_disklabel_cmd()
    106