/*      $NetBSD: md.h,v 1.11 2024/04/09 15:17:25 nia Exp $      */

/*
* Copyright 1997 Piermont Information Systems Inc.
* All rights reserved.
*
* 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.h -- Machine specific definitions for the i386 */


#include <machine/cpu.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/bootblock.h>
#include <fcntl.h>
#include <unistd.h>

/* i386 uses the mbr code. */
#include "mbr.h"

/* constants and defines */
#define DEFROOTSIZE     128     /* Default root size */
#define DEFUSRSIZE      0       /* Default /usr size, if /home */
#define XNEEDMB         300     /* Extra megs for full X installation */
#define DEBNEEDMB       1400    /* Extra megs for debug sets */

#define DEFSWAPSIZE     (-1)

/* use UFS2 by default for ffs */
#define DEFAULT_UFS2

/* have support for booting from UFS2 */
#define HAVE_UFS2_BOOT

/* have support for booting from GPT disks */
#define HAVE_GPT_BOOT

/* allow using tmpfs for /tmp instead of mfs */
#define HAVE_TMPFS

/* have file system specific primary boot loader */
#define HAVE_BOOTXX_xFS
#define BOOTXXDIR       "/usr/mdec"
#define BOOTXX_FFSV1    "bootxx_ffsv1"
#define BOOTXX_FFSV2    "bootxx_ffsv2"
#define BOOTXX_LFSV2    "bootxx_lfsv2"


/*
*  Default filesets to fetch and install during installation
*  or upgrade. The standard sets are:
*      base base32 etc comp games gpufw man manhtml misc rescue tests text
*      xbase xcomp xetc xfont xserver
*
* x86_64 has the  MD set kern first, because generic kernels are  too
* big to fit on install floppies.
*
* Third entry is the last extension name in the split sets for loading
* from floppy.
*/
#define SET_KERNEL_1_NAME       "kern-GENERIC"
#define SET_KERNEL_2_NAME       "kern-GENERIC_KASLR"

#define SET_KERNEL_GENERIC      SET_KERNEL_1

/*
* Machine-specific command to write a new label to a disk.
* For example, i386  uses "/sbin/disklabel -w -r", just like i386
* miniroot scripts, though this may leave a bogus incore label.
* Sun ports should probably use  DISKLABEL_CMD "/sbin/disklabel -w"
* to get incore  to ondisk inode translation for the Sun proms.
* If not defined, we assume the port does not support disklabels and
* hand-edited disklabel will NOT be written by MI code.
*
* On amd64, do what the 1.2 install scripts did.
*/
#define DISKLABEL_CMD "disklabel -w -r"

#define _PATH_MBR       DEFAULT_BOOTDIR "/" DEFAULT_BOOTCODE
#define _PATH_BOOTSEL   DEFAULT_BOOTDIR "/" DEFAULT_BOOTSELCODE

extern struct mbr_bootsel *mbs;


/*
*  prototypes for MD code.
*/

/*
* When we do an UEFI install, we have completely different default
* partitions and need to adjust the description at runtime.
*/
void x86_md_part_defaults(struct pm_devs*, struct part_usage_info**,
           size_t *num_usage_infos);

#define MD_PART_DEFAULTS(A,B,C) x86_md_part_defaults(A,&(B),&(C))

/* no need to install bootblock if installing for UEFI */
bool x86_md_need_bootblock(struct install_partition_desc *install);
#define MD_NEED_BOOTBLOCK(A)    x86_md_need_bootblock(A)

/* post-process boot.cfg for KASLR if that kernel has been selected */
void amd64_md_boot_cfg_finalize(const char*);
#define MD_BOOT_CFG_FINALIZE(P) amd64_md_boot_cfg_finalize(P)

#define HAVE_EFI_BOOT           1       /* we support EFI boot partitions */