494 lines
13 KiB
C
494 lines
13 KiB
C
/* $NetBSD: md.c,v 1.12 1999/01/25 23:55:10 garbled 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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* Based on code written by Philip A. Nelson for Piermont Information
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* 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 -- arm32 machine specific routines */
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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 <sys/types.h>
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#include <sys/disklabel.h>
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#include <sys/ioctl.h>
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#include <sys/param.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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void backtowin(void);
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static u_int
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filecore_checksum(u_char *bootblock);
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/*
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* static u_int filecore_checksum(u_char *bootblock)
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*
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* Calculates the filecore boot block checksum. This is used to validate
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* a filecore boot block on the disc. If a boot block is validated then
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* it is used to locate the partition table. If the boot block is not
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* validated, it is assumed that the whole disc is NetBSD.
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*/
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/*
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* This can be coded better using add with carry but as it is used rarely
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* there is not much point writing it in assembly.
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*/
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/* NEEDS THE LASTEST CODE IMPORTING */
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static u_int
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filecore_checksum(bootblock)
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u_char *bootblock;
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{
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u_int sum;
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u_int loop;
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sum = 0;
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for (loop = 0; loop < 512; ++loop)
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sum += bootblock[loop];
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if (sum == 0) return(0xffff);
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sum = 0;
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for (loop = 0; loop < 511; ++loop) {
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sum += bootblock[loop];
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if (sum > 255)
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sum -= 255;
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}
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return(sum);
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}
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int md_get_info (void)
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{ struct disklabel disklabel;
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int fd;
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char devname[100];
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static char bb[DEV_BSIZE];
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struct filecore_bootblock *fcbb = (struct filecore_bootblock *)bb;
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int offset = 0;
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if (strncmp(disk->name, "wd", 2) == 0)
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disktype = "ST506";
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else
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disktype = "SCSI";
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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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if (lseek(fd, (off_t)FILECORE_BOOT_SECTOR * DEV_BSIZE, SEEK_SET) < 0
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|| read(fd, bb, sizeof(bb)) < sizeof(bb)) {
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endwin();
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fprintf(stderr, msg_string(MSG_badreadbb));
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close(fd);
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exit(1);
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}
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/* Check if table is valid. */
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if (filecore_checksum(bb) == fcbb->checksum) {
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/*
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* Check for NetBSD/arm32 (RiscBSD) partition marker.
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* If found the NetBSD disklabel location is easy.
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*/
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offset = (fcbb->partition_cyl_low +
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(fcbb->partition_cyl_high << 8)) *
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fcbb->heads * fcbb->secspertrack;
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if (fcbb->partition_type == PARTITION_FORMAT_RISCBSD)
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;
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else if (fcbb->partition_type == PARTITION_FORMAT_RISCIX) {
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/*
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* Ok we need to read the RISCiX partition table and
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* search for a partition named RiscBSD, NetBSD or
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* Empty:
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*/
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struct riscix_partition_table *riscix_part =
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(struct riscix_partition_table *)bb;
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struct riscix_partition *part;
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int loop;
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if (lseek(fd, (off_t)offset * DEV_BSIZE, SEEK_SET) < 0
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|| read(fd, bb, sizeof(bb)) < sizeof(bb)) {
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endwin();
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fprintf(stderr, msg_string(MSG_badreadriscix));
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close(fd);
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exit(1);
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}
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/* Break out as soon as we find a suitable partition */
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for (loop = 0; loop < NRISCIX_PARTITIONS; ++loop) {
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part = &riscix_part->partitions[loop];
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if (strcmp(part->rp_name, "RiscBSD") == 0
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|| strcmp(part->rp_name, "NetBSD") == 0
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|| strcmp(part->rp_name, "Empty:") == 0) {
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offset = part->rp_start;
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break;
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}
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}
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if (loop == NRISCIX_PARTITIONS) {
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/*
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* Valid filecore boot block, RISCiX partition
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* table but no NetBSD partition. We should
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* leave this disc alone.
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*/
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endwin();
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fprintf(stderr, msg_string(MSG_notnetbsdriscix));
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close(fd);
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exit(1);
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}
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} else {
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/*
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* Valid filecore boot block and no non-ADFS partition.
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* This means that the whole disc is allocated for ADFS
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* so do not trash ! If the user really wants to put a
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* NetBSD disklabel on the disc then they should remove
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* the filecore boot block first with dd.
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*/
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endwin();
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fprintf(stderr, msg_string(MSG_notnetbsd));
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close(fd);
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exit(1);
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}
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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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ptstart = offset;
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/* endwin();
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printf("dlcyl=%d\n", dlcyl);
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printf("dlhead=%d\n", dlhead);
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printf("dlsec=%d\n", dlsec);
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printf("secsz=%d\n", sectorsize);
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printf("cylsz=%d\n", dlcylsize);
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printf("dlsz=%d\n", dlsize);
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printf("pstart=%d\n", ptstart);
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printf("pstart=%d\n", partsize);
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backtowin();*/
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return 1;
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}
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void md_pre_disklabel (void)
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{
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}
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void md_post_disklabel (void)
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{
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}
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void md_post_newfs (void)
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{
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#if 0
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/* XXX boot blocks ... */
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printf(msg_string(MSG_dobootblks), diskdev);
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run_prog(0, 1, "/sbin/disklabel -B %s /dev/r%sc",
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"-b /usr/mdec/rzboot -s /usr/mdec/bootrz", diskdev);
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#endif
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}
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void md_copy_filesystem (void)
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{
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if (target_already_root()) {
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return;
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}
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/* Copy the instbin(s) to the disk */
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printf("%s", msg_string(MSG_dotar));
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run_prog(0, 1, "pax -X -r -w -pe / /mnt");
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/* Copy next-stage install profile into target /.profile. */
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cp_to_target("/tmp/.hdprofile", "/.profile");
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cp_to_target("/usr/share/misc/termcap", "/.termcap");
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}
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int md_make_bsd_partitions (void)
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{
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int i, part;
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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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ptsize = dlsize - ptstart;
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fsdsize = dlsize; /* actually means `whole disk' */
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fsptsize = dlsize - ptstart; /* netbsd partition -- same as above */
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fsdmb = fsdsize / MEG;
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/* endwin();
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printf("ptsize=%d\n", ptsize);
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printf("fsdsize=%d\n", fsdsize);
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printf("fsptsize=%d\n", fsptsize);
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printf("fsdmb=%d\n", fsdmb);
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backtowin();*/
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/*editlab:*/
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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][D_FSTYPE] = T_UNUSED;
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bsdlabel[C][D_OFFSET] = 0;
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bsdlabel[C][D_SIZE] = dlsize;
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/* Standard fstypes */
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bsdlabel[A][D_FSTYPE] = T_42BSD;
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bsdlabel[B][D_FSTYPE] = T_SWAP;
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/* Conventionally, C is whole disk and D in the non NetBSD bit */
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bsdlabel[D][D_FSTYPE] = T_UNUSED;
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bsdlabel[D][D_OFFSET] = 0;
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bsdlabel[D][D_SIZE] = ptstart;
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/* if (ptstart > 0)
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bsdlabel[D][D_FSTYPE] = T_FILECORE;*/
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bsdlabel[E][D_FSTYPE] = T_UNUSED; /* fill out below */
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bsdlabel[F][D_FSTYPE] = T_UNUSED;
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bsdlabel[G][D_FSTYPE] = T_UNUSED;
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bsdlabel[H][D_FSTYPE] = T_UNUSED;
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switch (layoutkind) {
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case 1: /* standard: a root, b swap, c/d "unused", e /usr */
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case 2: /* standard X: a root, b swap (big), c/d "unused", e /usr */
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partstart = ptstart;
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/* Root */
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i = NUMSEC(24+2*rammb, 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[A][D_OFFSET] = partstart;
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bsdlabel[A][D_SIZE] = partsize;
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bsdlabel[A][D_BSIZE] = 8192;
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bsdlabel[A][D_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 - swapadj;
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bsdlabel[B][D_OFFSET] = partstart;
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bsdlabel[B][D_SIZE] = partsize;
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partstart += partsize;
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/* /usr */
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partsize = fsptsize - (partstart - ptstart);
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bsdlabel[E][D_FSTYPE] = T_42BSD;
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bsdlabel[E][D_OFFSET] = partstart;
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bsdlabel[E][D_SIZE] = partsize;
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bsdlabel[E][D_BSIZE] = 8192;
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bsdlabel[E][D_FSIZE] = 1024;
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strcpy(fsmount[E], "/usr");
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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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partstart = ptstart;
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remain = fsptsize;
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/* root */
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i = NUMSEC(24+2*rammb, 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(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][D_OFFSET] = partstart;
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bsdlabel[A][D_SIZE] = partsize;
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bsdlabel[A][D_BSIZE] = 8192;
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bsdlabel[A][D_FSIZE] = 1024;
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strcpy(fsmount[A], "/");
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partstart += partsize;
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remain -= partsize;
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/* swap */
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i = NUMSEC(4 * (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 - swapadj;
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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) - swapadj;
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bsdlabel[B][D_OFFSET] = partstart;
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bsdlabel[B][D_SIZE] = partsize;
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partstart += partsize;
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remain -= partsize;
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/* Others E, F, G, H */
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part = E;
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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 = remain;
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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], remain/sizemult, multname);
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partsize = NUMSEC(atoi(isize),sizemult, dlcylsize);
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if (partsize > 0) {
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if (remain - partsize < sizemult)
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partsize = remain;
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bsdlabel[part][D_FSTYPE] = T_42BSD;
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bsdlabel[part][D_OFFSET] = partstart;
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bsdlabel[part][D_SIZE] = partsize;
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bsdlabel[part][D_BSIZE] = 8192;
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bsdlabel[part][D_FSIZE] = 1024;
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if (part == E)
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strcpy(fsmount[E], "/usr");
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msg_prompt_add(MSG_mountpoint, fsmount[part],
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fsmount[part], 20);
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partstart += partsize;
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remain -= partsize;
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}
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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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/* Disk name */
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msg_prompt(MSG_packname, "mydisk", bsddiskname, DISKNAME_SIZE);
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/* save label to disk for MI code to update. */
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(void) savenewlabel(bsdlabel, 8); /* save 8-partition label */
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/* Everything looks OK. */
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return (1);
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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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#ifndef DEBUG
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char realfrom[STRSIZE];
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char realto[STRSIZE];
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char sedcmd[STRSIZE];
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strncpy(realfrom, target_expand("/etc/rc.conf"), STRSIZE);
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strncpy(realto, target_expand("/etc/rc.conf.install"), STRSIZE);
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sprintf(sedcmd, "sed 's/rc_configured=NO/rc_configured=YES/' < %s > %s",
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realfrom, realto);
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if (logging)
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(void)fprintf(log, "%s\n", sedcmd);
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if (scripting)
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(void)fprintf(script, "%s\n", sedcmd);
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do_system(sedcmd);
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run_prog(1, 0, "mv -f %s %s", realto, realfrom);
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run_prog(0, 0, "rm -f %s", target_expand("/sysinst"));
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run_prog(0, 0, "rm -f %s", target_expand("/.termcap"));
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run_prog(0, 0, "rm -f %s", target_expand("/.profile"));
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#endif
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}
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