326 lines
8.3 KiB
C
326 lines
8.3 KiB
C
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/* $NetBSD: disks.c,v 1.1.1.1 1997/09/26 23:02:54 phil 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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/* disks.c -- routines to deal with finding disks and labeling disks. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "defs.h"
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#include "msg_defs.h"
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#include "menu_defs.h"
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#include "txtwalk.h"
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struct lookfor msgbuf[] = {
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{"real mem", "real mem = %d", "a $0", (void *)&ramsize, NULL},
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{"wd0:", "%i, %d cyl, %d head, %d sec, %d",
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"a $0 $1 $2 $3", wd0, NULL},
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{"wd1:", "%i, %d cyl, %d head, %d sec, %d",
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"a $0 $1 $2 $3", wd1, NULL},
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{"sd0:", "%i, %d cyl, %d head, %d sec, %d b%i x %d",
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"a $0 $1 $2 $3 $4", sd0, NULL},
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{"sd1:", "%i, %d cyl, %d head, %d sec, %d b%i x %d",
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"a $0 $1 $2 $3 $4", sd1, NULL}
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};
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int nummsgbuf = sizeof(msgbuf) / sizeof(struct lookfor);
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int find_disks_and_mem_size(void)
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{
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char *textbuf;
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int textsize;
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char *tp;
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char defname[80];
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/* initialize */
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disknames[0] = 0;
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numdisks = 0;
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/* Probe for hardware ... */
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textsize = collect (T_FILE, &textbuf, "/kern/msgbuf");
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if (textsize < 0) {
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endwin();
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fprintf (stderr, "Could not open /kern/msgbuf\n");
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exit(1);
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}
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walk (textbuf, textsize, msgbuf, nummsgbuf);
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free(textbuf);
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if (ramsize == 0) {
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/* Lost information in boot! */
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msg_display (MSG_lostinfo);
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process_menu (MENU_noyes);
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if (!yesno)
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return -1;
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}
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/* Find out how many Megs ... round up. */
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rammb = (ramsize + MEG - 1) / MEG;
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/* Ask for which disk */
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if (wd0[0] > 0) {
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numdisks++;
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strcat (disknames, "wd0 ");
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}
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if (wd1[0] > 0) {
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numdisks++;
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strcat (disknames, "wd1 ");
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}
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if (sd0[0] > 0) {
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numdisks++;
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strcat (disknames, "sd0 ");
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}
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if (sd1[0] > 0) {
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numdisks++;
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strcat (disknames, "sd1 ");
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}
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if (numdisks == 0) {
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/* No disks found! */
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msg_display (MSG_nodisk);
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process_menu (MENU_ok);
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endwin();
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return -1;
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} else if (numdisks == 1) {
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/* One disk found! */
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/* Remove that space we added. */
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disknames[strlen(disknames)-1] = 0;
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msg_display (MSG_onedisk, disknames, doingwhat);
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process_menu (MENU_ok);
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strcpy (diskdev, disknames);
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} else {
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/* Multiple disks found! */
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strcpy (defname, disknames);
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tp = defname;
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strsep(&tp, " ");
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msg_prompt (MSG_askdisk, defname, diskdev, 10, disknames);
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tp = diskdev;
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strsep(&tp, " ");
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diskdev[strlen(diskdev)+1] = 0;
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diskdev[strlen(diskdev)] = ' ';
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while (!(*diskdev == 'w' || *diskdev == 's') ||
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strstr(disknames, diskdev) == NULL) {
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msg_prompt (MSG_badname, defname, diskdev, 10,
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disknames);
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tp = diskdev;
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strsep(&tp, " ");
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diskdev[strlen(diskdev)+1] = 0;
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diskdev[strlen(diskdev)] = ' ';
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}
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/* Remove that space we added. */
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diskdev[strlen(diskdev)-1] = 0;
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}
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/* Set diskgeom. */
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if (strcmp(diskdev, "wd0") == 0)
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diskgeom = wd0;
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else if (strcmp(diskdev, "wd1") == 0)
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diskgeom = wd1;
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else if (strcmp(diskdev, "sd0") == 0)
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diskgeom = sd0;
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else if (strcmp(diskdev, "sd1") == 0)
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diskgeom = sd1;
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sectorsize = diskgeom[3];
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return numdisks;
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}
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void disp_cur_fspart (int disp, int showall)
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{
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int i;
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int start, stop;
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if (disp < 0) {
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start = 0;
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stop = 8;
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} else {
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start = disp;
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stop = disp+1;
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}
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msg_display_add (MSG_fspart_head);
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for (i=start; i<stop; i++) {
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if (showall || bsdlabel[i][D_SIZE] > 0) {
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msg_printf_add (" %c:%10d%10d %6s",
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'a'+i,
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bsdlabel[i][D_SIZE]/sizemult ,
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bsdlabel[i][D_OFFSET]/sizemult,
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fstype[bsdlabel[i][D_FSTYPE]]);
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if (bsdlabel[i][D_FSTYPE] == T_42BSD)
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msg_printf_add ("%6d%6d %s",
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bsdlabel[i][D_BSIZE],
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bsdlabel[i][D_FSIZE],
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fsmount[i]);
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else if (bsdlabel[i][D_FSTYPE] == T_MSDOS)
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msg_printf_add ("%12s %s", "", fsmount[i]);
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msg_printf_add("\n");
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}
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}
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msg_printf_add("\n");
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}
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/* choose a fake geometry. */
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void scsi_fake (void)
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{
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long fact[20];
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int numf;
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int geom[5][4] = {{0}};
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int i, j;
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int sects = diskgeom[4];
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int head, sec;
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int stop = diskgeom[0]*diskgeom[1]*diskgeom[2];
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i=0;
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while (i < 4 && sects > stop) {
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factor (sects, fact, 20, &numf);
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if (numf >= 3) {
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head = fact[0];
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j = 1;
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while (j < numf-2 && head*fact[j] < 50)
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head *= fact[j++];
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sec = fact[j++];
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while (j < numf-1 && sec*fact[j] < 500)
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sec *= fact[j++];
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if (head >= 5 &&
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sec >= 50) {
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geom[i][0] = sects / (head*sec);
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geom[i][1] = head;
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geom[i][2] = sec;
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geom[i][3] = head * sec * geom[i][0];
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i++;
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}
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}
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sects--;
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}
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while (i < 5) {
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geom[i][0] = diskgeom[0];
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geom[i][1] = diskgeom[1];
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geom[i][2] = diskgeom[2];
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geom[i][3] = diskgeom[0]*diskgeom[1]*diskgeom[2];
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i++;
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}
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msg_display (MSG_scsi_fake, diskgeom[4],
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geom[0][0], geom[0][1], geom[0][2], geom[0][3],
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geom[1][0], geom[1][1], geom[1][2], geom[1][3],
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geom[2][0], geom[2][1], geom[2][2], geom[2][3],
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geom[3][0], geom[3][1], geom[3][2], geom[3][3],
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geom[4][0], geom[4][1], geom[4][2], geom[4][3]);
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process_menu (MENU_scsi_fake);
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if (fake_sel >= 0) {
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dlcyl = diskgeom[0] = geom[fake_sel][0];
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dlhead = diskgeom[1] = geom[fake_sel][1];
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dlsec = diskgeom[2] = geom[fake_sel][2];
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dlsize = diskgeom[4] = geom[fake_sel][3];
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}
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}
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void write_disklabel (void)
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{
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/* disklabel the disk */
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printf ("%s", msg_string (MSG_dodisklabel));
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run_prog ("/sbin/disklabel -w -r %s %s", diskdev, bsddiskname);
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}
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void make_filesystems (void)
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{
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int i;
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/* Making new file systems and mounting them*/
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printf ("%s", msg_string (MSG_donewfs));
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for (i=0; i<8; i++)
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if (bsdlabel[i][D_FSTYPE] == T_42BSD) {
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run_prog ("/sbin/newfs /dev/r%s%c", diskdev, 'a'+i);
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if (*fsmount[i]) {
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if (i > 0) {
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run_prog ("/bin/mkdir /mnt%s",
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fsmount[i]);
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run_prog ("/sbin/mount -v /dev/%s%c"
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" /mnt%s",
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diskdev, 'a'+i,
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fsmount[i]);
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} else
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run_prog ("/sbin/mount -v /dev/%s%c"
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" /mnt", diskdev, 'a'+i);
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}
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}
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}
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void make_fstab (void)
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{
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FILE *f;
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int i;
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/* Create the fstab. */
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f = fopen ("/mnt/etc/fstab", "w");
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if (f == NULL) {
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#ifndef DEBUG
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(void)fprintf (stderr, "There is a big problem! "
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"Can not create /mnt/etc/fstab\n");
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exit(1);
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#else
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f = stdout;
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#endif
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}
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(void)fprintf (f, "/dev/%sa / ffs rw 1 1\n", diskdev);
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(void)fprintf (f, "/dev/%sb none swap sw 0 0\n", diskdev);
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for (i=4; i<8; i++)
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if (bsdlabel[i][D_FSTYPE] == T_42BSD)
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(void)fprintf (f, "/dev/%s%c %s ffs rw 1 2\n",
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diskdev, 'a'+i, fsmount[i]);
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else if (bsdlabel[i][D_FSTYPE] == T_MSDOS )
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(void)fprintf (f, "/dev/%s%c %s msdos rw 0 0\n",
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diskdev, 'a'+i, fsmount[i]);
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#ifndef DEBUG
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fclose(f);
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#endif
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}
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void
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fsck_disks (void)
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{
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}
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