* Copyright 1997 Piermont Information Systems Inc.

/* $NetBSD: md.c,v 1.9 2022/01/29 16:01:18 martin Exp $ */

/*
* Copyright 1997 Piermont Information Systems Inc.
* All rights reserved.
*
* Based on code written by Philip A. Nelson for Piermont Information
* Systems Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of Piermont Information Systems Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/

/* md.c -- hppa machine specific routines */
/* This file is in close sync with pmax, vax, and x68k, sparc md.c */

#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/param.h>
#include <stdio.h>
#include <curses.h>
#include <unistd.h>
#include <fcntl.h>
#include <util.h>

#include "defs.h"
#include "md.h"
#include "msg_defs.h"
#include "menu_defs.h"

#define HP700_PDC_LIMIT ((unsigned)2*1024*1024*1024)

void
md_init(void)
{
}

void
md_init_set_status(int flags)
{
(void)flags;
}

bool
md_get_info(struct install_partition_desc *install)
{
struct disklabel disklabel;
int fd;
char dev_name[100];

snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);

fd = open(dev_name, O_RDONLY, 0);
if (fd < 0) {
if (logfp)
(void)fprintf(logfp, "Can't open %s\n", dev_name);
endwin();
fprintf(stderr, "Can't open %s\n", dev_name);
exit(1);
}
if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
if (logfp)
(void)fprintf(logfp, "Can't read disklabel on %s.\n",
dev_name);
endwin();
fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
close(fd);
exit(1);
}
close(fd);

pm->dlcyl = disklabel.d_ncylinders;
pm->dlhead = disklabel.d_ntracks;
pm->dlsec = disklabel.d_nsectors;
pm->sectorsize = disklabel.d_secsize;
pm->dlcylsize = disklabel.d_secpercyl;

/*
* Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
* and secperunit, just in case the disk is already labelled.
* (If our new label's RAW_PART size ends up smaller than the
* in-core RAW_PART size value, updating the label will fail.)
*/
pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
if (disklabel.d_secperunit > pm->dlsize)
pm->dlsize = disklabel.d_secperunit;

/*
* hp700 PDC can only address up to 2GB.
*/
root_limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize;

return true;
}

/*
* md back-end code for menu-driven BSD disklabel editor.
*/
int
md_make_bsd_partitions(struct install_partition_desc *install)
{
return make_bsd_partitions(install);
}

/*
* any additional partition validation
*/
bool
md_check_partitions(struct install_partition_desc *install)
{
/* Check the root partition is sane. */
daddr_t limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize;
size_t part;

for (part = 0; part < install->num; part++) {
if (strcmp(install->infos[part].mount, "/") == 0) {
daddr_t offset = install->infos[part].cur_start;
daddr_t size = install->infos[part].size;

if (offset > limit || offset + size > limit) {
msg_display(MSG_md_pdclimit);
process_menu(MENU_ok, NULL);
return false;
}
}
}

return true;
}

/*
* hook called before writing new disklabel.
*/
bool
md_pre_disklabel(struct install_partition_desc *install,
struct disk_partitions *parts)
{
return true;
}

/*
* hook called after writing disklabel to new target disk.
*/
bool
md_post_disklabel(struct install_partition_desc *install,
struct disk_partitions *parts)
{
return true;
}

/*
* hook called after upgrade() or install() has finished setting
* up the target disk but immediately before the user is given the
* ``disks are now set up'' message.
*/
int
md_post_newfs(struct install_partition_desc *install)
{
int error;

error = cp_to_target("/usr/mdec/boot", "/boot");
if (error)
return error;

/* boot blocks ... */
msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev);
if (run_program(RUN_DISPLAY,
"/usr/sbin/installboot -v /dev/r%sc /usr/mdec/xxboot",
pm->diskdev))
process_menu(MENU_ok,
__UNCONST("Warning: disk is probably not bootable"));
return 0;
}

int
md_post_extract(struct install_partition_desc *install, bool upgrade)
{
return 0;
}

void
md_cleanup_install(struct install_partition_desc *install)
{
#ifndef DEBUG
enable_rc_conf();
#endif
}

int
md_pre_update(struct install_partition_desc *install)
{
return 1;
}

/* Upgrade support */
int
md_update(struct install_partition_desc *install)
{
md_post_newfs(install);
return 1;
}

int
md_pre_mount(struct install_partition_desc *install, size_t ndx)
{
return 0;
}

bool
md_parts_use_wholedisk(struct disk_partitions *parts)
{
return parts_use_wholedisk(parts, 0, NULL);
}

#ifdef HAVE_GPT
bool
md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
bool root_is_new, part_id efi_id, bool efi_is_new)
{
/* no GPT boot support, nothing needs to be done here */
return true;
}
#endif