467 lines
13 KiB
C
467 lines
13 KiB
C
/* $NetBSD: md.c,v 1.28 1999/04/11 22:40:27 bouyer Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Written by Philip A. Nelson for Piermont Information Systems Inc.
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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 develooped for the NetBSD Project by
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* Piermont Information Systems Inc.
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* 4. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* md.c -- pmax machine specific routines */
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <stdio.h>
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#include <curses.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <util.h>
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#include "defs.h"
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#include "md.h"
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#include "msg_defs.h"
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#include "menu_defs.h"
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/*
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* temporary hack
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*/
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void get_labelname __P((void));
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void get_labelname(void)
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{
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/* Disk name */
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msg_prompt (MSG_packname, "mydisk", bsddiskname, DISKNAME_SIZE);
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}
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/*
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* Symbolic names for disk partitions.
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*/
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#define PART_ROOT A
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#define PART_RAW C
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#define PART_USR D
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int
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md_get_info (void)
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{
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struct disklabel disklabel;
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int fd;
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char devname[100];
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snprintf (devname, 100, "/dev/r%sc", diskdev);
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fd = open (devname, O_RDONLY, 0);
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if (fd < 0) {
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endwin();
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fprintf (stderr, "Can't open %s\n", devname);
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exit(1);
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}
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if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
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endwin();
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fprintf (stderr, "Can't read disklabel on %s.\n", devname);
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close(fd);
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exit(1);
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}
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close(fd);
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dlcyl = disklabel.d_ncylinders;
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dlhead = disklabel.d_ntracks;
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dlsec = disklabel.d_nsectors;
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sectorsize = disklabel.d_secsize;
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dlcylsize = disklabel.d_secpercyl;
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/*
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* Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
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* and secperunit, just in case the disk is already labelled.
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* (If our new label's RAW_PART size ends up smaller than the
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* in-core RAW_PART size value, updating the label will fail.)
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*/
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dlsize = dlcyl*dlhead*dlsec;
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if (disklabel.d_secperunit > dlsize)
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dlsize = disklabel.d_secperunit;
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/* Compute minimum NetBSD partition sizes (in sectors). */
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minfsdmb = (80 + 4*rammb) * (MEG / sectorsize);
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return 1;
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}
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/*
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* hook called before editing new disklabel.
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*/
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int md_pre_disklabel (void)
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{
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return 1;
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}
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/*
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* hook called after writing disklabel to new target disk.
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*/
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int md_post_disklabel (void)
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{
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return 0;
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}
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/*
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* MD hook called after upgrade() or install() has finished setting
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* up the target disk but immediately before the user is given the
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* ``disks are now set up'' message, so that if power fails, they can
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* continue installation by booting the target disk and doing an
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* `upgrade'.
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*
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* On pmax, we take this opportuinty to update the bootblocks.
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*/
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void md_post_newfs (void)
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{
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/* XXX boot blocks ... */
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if (target_already_root()) {
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/* /usr is empty and we must already have bootblocks?*/
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return;
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}
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printf (msg_string(MSG_dobootblks), diskdev);
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run_prog(0, 1, NULL, "/sbin/disklabel -B %s /dev/r%sc",
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"-b /usr/mdec/rzboot -s /usr/mdec/bootrz", diskdev);
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return 0;
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}
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/*
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* md back-end code for menu-driven BSD disklabel editor.
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*/
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int md_make_bsd_partitions (void)
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{
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FILE *f;
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int i;
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int part; /* next available partition */
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int remain;
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char isize[20];
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int maxpart = getmaxpartitions();
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/*
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* Initialize global variables that track space used on this disk.
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* Standard 4.3BSD 8-partition labels always cover whole disk.
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*/
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ptstart = 0;
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ptsize = dlsize;
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fsdsize = dlsize; /* actually means `whole disk' */
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fsptsize = dlsize; /* netbsd partition -- same as above */
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fsdmb = fsdsize / MEG;
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/* Ask for layout type -- standard or special */
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msg_display (MSG_layout,
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(1.0*fsptsize*sectorsize)/MEG,
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(1.0*minfsdmb*sectorsize)/MEG,
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(1.0*minfsdmb*sectorsize)/MEG+rammb+XNEEDMB);
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process_menu (MENU_layout);
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if (layoutkind == 3) {
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ask_sizemult();
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} else {
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sizemult = MEG / sectorsize;
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multname = msg_string(MSG_megname);
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}
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/* Build standard partitions */
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emptylabel(bsdlabel);
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/* Partitions C is predefined (whole disk). */
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bsdlabel[C].pi_fstype = FS_UNUSED;
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bsdlabel[C].pi_offset = 0;
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bsdlabel[C].pi_size = dlsize;
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/* Standard fstypes */
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bsdlabel[A].pi_fstype = FS_BSDFFS;
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bsdlabel[B].pi_fstype = FS_SWAP;
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/* Conventionally, C is whole disk. */
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bsdlabel[D].pi_fstype = FS_UNUSED; /* fill out below */
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bsdlabel[E].pi_fstype = FS_UNUSED;
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bsdlabel[F].pi_fstype = FS_UNUSED;
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bsdlabel[G].pi_fstype = FS_UNUSED;
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bsdlabel[H].pi_fstype = FS_UNUSED;
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part = D;
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switch (layoutkind) {
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case 1: /* standard: a root, b swap, c "unused", d /usr */
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case 2: /* standard X: a root, b swap (big), c "unused", d /usr */
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partstart = ptstart;
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/* Root */
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/* By convention, NetBSD/pmax uses a 32Mbyte root */
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partsize= NUMSEC(32, MEG/sectorsize, dlcylsize);
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bsdlabel[A].pi_offset = partstart;
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bsdlabel[A].pi_size = partsize;
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bsdlabel[A].pi_bsize = 8192;
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bsdlabel[A].pi_fsize = 1024;
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strcpy (fsmount[A], "/");
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partstart += partsize;
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/* swap */
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i = NUMSEC(layoutkind * 2 * (rammb < 32 ? 32 : rammb),
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MEG/sectorsize, dlcylsize) + partstart;
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partsize = NUMSEC (i/(MEG/sectorsize)+1, MEG/sectorsize,
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dlcylsize) - partstart;
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bsdlabel[B].pi_offset = partstart;
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bsdlabel[B].pi_size = partsize;
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partstart += partsize;
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/* /usr */
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partsize = fsdsize - partstart;
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bsdlabel[PART_USR].pi_fstype = FS_BSDFFS;
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bsdlabel[PART_USR].pi_offset = partstart;
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bsdlabel[PART_USR].pi_size = partsize;
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bsdlabel[PART_USR].pi_bsize = 8192;
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bsdlabel[PART_USR].pi_fsize = 1024;
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strcpy (fsmount[PART_USR], "/usr");
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part = E;
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break;
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case 3: /* custom: ask user for all sizes */
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ask_sizemult();
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/* root */
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partstart = ptstart;
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remain = fsdsize - partstart;
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/* By convention, NetBSD/pmax uses a 32Mbyte root */
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partsize= NUMSEC(32, MEG/sectorsize, dlcylsize);
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snprintf (isize, 20, "%d", partsize/sizemult);
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msg_prompt (MSG_askfsroot, isize, isize, 20,
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remain/sizemult, multname);
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partsize = NUMSEC(atoi(isize),sizemult, dlcylsize);
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bsdlabel[A].pi_offset = partstart;
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bsdlabel[A].pi_size = partsize;
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bsdlabel[A].pi_bsize = 8192;
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bsdlabel[A].pi_fsize = 1024;
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strcpy (fsmount[A], "/");
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partstart += partsize;
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/* swap */
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remain = fsdsize - partstart;
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i = NUMSEC(layoutkind * 2 * (rammb < 32 ? 32 : rammb),
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MEG/sectorsize, dlcylsize) + partstart;
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partsize = NUMSEC (i/(MEG/sectorsize)+1, MEG/sectorsize,
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dlcylsize) - partstart;
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snprintf (isize, 20, "%d", partsize/sizemult);
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msg_prompt_add (MSG_askfsswap, isize, isize, 20,
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remain/sizemult, multname);
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partsize = NUMSEC(atoi(isize),sizemult, dlcylsize);
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bsdlabel[B].pi_offset = partstart;
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bsdlabel[B].pi_size = partsize;
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partstart += partsize;
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/* /usr */
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remain = fsdsize - partstart;
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partsize = fsdsize - partstart;
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snprintf (isize, 20, "%d", partsize/sizemult);
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msg_prompt_add (MSG_askfsusr, isize, isize, 20,
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remain/sizemult, multname);
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partsize = NUMSEC(atoi(isize),sizemult, dlcylsize);
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if (remain - partsize < sizemult)
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partsize = remain;
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bsdlabel[PART_USR].pi_fstype = FS_BSDFFS;
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bsdlabel[PART_USR].pi_offset = partstart;
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bsdlabel[PART_USR].pi_size = partsize;
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bsdlabel[PART_USR].pi_bsize = 8192;
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bsdlabel[PART_USR].pi_fsize = 1024;
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strcpy (fsmount[PART_USR], "/usr");
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partstart += partsize;
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/* Others ... */
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remain = fsdsize - partstart;
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part = F;
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if (remain > 0)
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msg_display (MSG_otherparts);
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while (remain > 0 && part <= H) {
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partsize = fsdsize - partstart;
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snprintf (isize, 20, "%d", partsize/sizemult);
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msg_prompt_add (MSG_askfspart, isize, isize, 20,
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diskdev, partname[part],
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remain/sizemult, multname);
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partsize = NUMSEC(atoi(isize),sizemult, dlcylsize);
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if (remain - partsize < sizemult)
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partsize = remain;
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bsdlabel[part].pi_fstype = FS_BSDFFS;
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bsdlabel[part].pi_offset = partstart;
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bsdlabel[part].pi_size = partsize;
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bsdlabel[part].pi_bsize = 8192;
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bsdlabel[part].pi_fsize = 1024;
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msg_prompt_add (MSG_mountpoint, NULL,
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fsmount[part], 20);
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partstart += partsize;
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remain = fsdsize - partstart;
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part++;
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}
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break;
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}
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/*
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* OK, we have a partition table. Give the user the chance to
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* edit it and verify it's OK, or abort altogether.
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*/
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if (edit_and_check_label(bsdlabel, maxpart, RAW_PART, RAW_PART) == 0) {
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msg_display(MSG_abort);
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return 0;
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}
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/* read name for disklabel into global variable. */
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get_labelname();
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/* Create the disktab.preinstall */
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run_prog (0, 0, NULL, "cp /etc/disktab.preinstall /etc/disktab");
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#ifdef DEBUG
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f = fopen ("/tmp/disktab", "a");
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#else
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f = fopen ("/etc/disktab", "a");
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#endif
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if (f == NULL) {
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endwin();
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(void) fprintf (stderr, "Could not open /etc/disktab");
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exit (1);
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}
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(void)fprintf (f, "%s|NetBSD installation generated:\\\n", bsddiskname);
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(void)fprintf (f, "\t:dt=%s:ty=winchester:\\\n", disktype);
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(void)fprintf (f, "\t:nc#%d:nt#%d:ns#%d:\\\n", dlcyl, dlhead, dlsec);
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(void)fprintf (f, "\t:sc#%d:su#%d:\\\n", dlhead*dlsec, dlsize);
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(void)fprintf (f, "\t:se#%d:%s\\\n", sectorsize, doessf);
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for (i=0; i<8; i++) {
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(void)fprintf (f, "\t:p%c#%d:o%c#%d:t%c=%s:",
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'a'+i, bsdlabel[i].pi_size,
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'a'+i, bsdlabel[i].pi_offset,
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'a'+i, fstypenames[bsdlabel[i].pi_fstype]);
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if (bsdlabel[i].pi_fstype == FS_BSDFFS)
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(void)fprintf (f, "b%c#%d:f%c#%d",
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'a'+i, bsdlabel[i].pi_bsize,
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'a'+i, bsdlabel[i].pi_fsize);
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if (i < 7)
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(void)fprintf (f, "\\\n");
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else
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(void)fprintf (f, "\n");
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}
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fclose (f);
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/* Everything looks OK. */
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return (1);
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}
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/*
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* md_copy_filesystem() -- MD hook called after the target
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* disk's filesystems are newfs'ed (install) or /fsck'ed (upgrade)
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* and mounted.
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* Gives MD code an opportunity to copy data from the install-tools
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* boot disk to the target disk. (e.g., on i386, put a copy of the
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* complete install ramdisk onto the hard disk, so it's at least
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* minimally bootable.)
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*
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* On pmax, we're probably running off a release diskimage.
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* Copy the diskimage to the target disk, since it's probably
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* the same as the install sets and it makes the target bootable
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* to standalone. But don't do anything if the target is
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* already the current root: we'd clobber the files we're trying to copy.
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*/
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int md_copy_filesystem (void)
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{
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/*
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* Make sure any binaries in a diskimage /usr.install get copied
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* into the current root's /usr/bin. (may be same as target /usr/bin.)
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* The rest of sysinst uses /usr/bin/{tar,ftp,chgrp}.
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* We cannot ship those in /usr/bin, because if we did
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* an install with target root == current root, they'd
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* be be hidden under the target's /usr filesystem.
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*
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* Now copy them into the standard location under /usr.
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* (the target /usr is already mounted so they always end
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* up in the correct place.
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*/
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/* diskimage location of /usr subset -- patchable. */
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const char *diskimage_usr = "/usr.install";
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int dir_exists;
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/* test returns 0 on success */
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dir_exists = (run_prog(0, 0, NULL, "test -d %s", diskimage_usr) == 0);
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if (dir_exists) {
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if (run_prog ( 0, 1, NULL, "pax -Xrwpe -s /%s// %s /usr",
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diskimage_usr, diskimage_usr) != 0)
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return 1;
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}
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if (target_already_root()) {
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/* The diskimage /usr subset has served its purpose. */
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/* (but leave it for now, in case of errors.) */
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#if 0
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run_prog(0, 0, NULL, "rm -fr %s", diskimage_usr);
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#endif
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return 0;
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}
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/* Copy all the diskimage/ramdisk binaries to the target disk. */
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printf ("%s", msg_string(MSG_dotar));
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if (run_prog (0, 1, NULL, "pax -X -r -w -pe / /mnt") != 0)
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return 1;
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/* Make sure target has a copy of install kernel. */
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dup_file_into_target("/netbsd");
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/* Copy next-stage install profile into target /.profile. */
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return cp_to_target ("/tmp/.hdprofile", "/.profile");
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}
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/* Upgrade support */
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int
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md_update(void)
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{
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endwin();
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md_copy_filesystem ();
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md_post_newfs();
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puts (CL);
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wrefresh(stdscr);
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return 1;
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}
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void
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md_cleanup_install(void)
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{
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}
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