text: /*-
   * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
   * All rights reserved.
   *
   * 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.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD: soc2013/dpl/head/sys/boot/i386/loader/conf.c 242243 2012-09-30 12:24:15Z ae $");
  
  #include <stand.h>
  #include <bootstrap.h>
  #include "libi386/libi386.h"
  #if defined(LOADER_ZFS_SUPPORT)
  #include "../zfs/libzfs.h"
  #endif
  
  /*
   * We could use linker sets for some or all of these, but
   * then we would have to control what ended up linked into
   * the bootstrap.  So it's easier to conditionalise things
   * here.
   *
   * XXX rename these arrays to be consistent and less namespace-hostile
   *
   * XXX as libi386 and biosboot merge, some of these can become linker sets.
   */
  
  #if defined(LOADER_NFS_SUPPORT) && defined(LOADER_TFTP_SUPPORT)
  #error "Cannot have both tftp and nfs support yet."
  #endif
  
  #if defined(LOADER_FIREWIRE_SUPPORT)
  extern struct devsw fwohci;
  #endif
  
  /* Exported for libstand */
  struct devsw *devsw[] = {
      &bioscd,
      &biosdisk,
  #if defined(LOADER_NFS_SUPPORT) || defined(LOADER_TFTP_SUPPORT)
      &pxedisk,
  #endif
  #if defined(LOADER_FIREWIRE_SUPPORT)
      &fwohci,
  #endif
  #if defined(LOADER_ZFS_SUPPORT)
      &zfs_dev,
  #endif
      NULL
  };
  
  struct fs_ops *file_system[] = {
  #if defined(LOADER_ZFS_SUPPORT)
      &zfs_fsops,
  #endif
      &ufs_fsops,
      &ext2fs_fsops,
      &dosfs_fsops,
      &cd9660_fsops,
  #if defined(LOADER_NANDFS_SUPPORT)
      &nandfs_fsops,
  #endif
  #ifdef LOADER_SPLIT_SUPPORT
      &splitfs_fsops,
  #endif
  #ifdef LOADER_GZIP_SUPPORT
      &gzipfs_fsops,
  #endif
  #ifdef LOADER_BZIP2_SUPPORT
      &bzipfs_fsops,
  #endif
  #ifdef LOADER_NFS_SUPPORT 
      &nfs_fsops,
  #endif
  #ifdef LOADER_TFTP_SUPPORT
      &tftp_fsops,
  #endif
      NULL
  };
  
  /* Exported for i386 only */
  /* 
   * Sort formats so that those that can detect based on arguments
   * rather than reading the file go first.
   */
  extern struct file_format	i386_elf;
  extern struct file_format	i386_elf_obj;
  extern struct file_format	amd64_elf;
  extern struct file_format	amd64_elf_obj;
  
  struct file_format *file_formats[] = {
  #ifdef LOADER_PREFER_AMD64
      &amd64_elf,
      &amd64_elf_obj,
  #endif
      &i386_elf,
      &i386_elf_obj,
  #ifndef LOADER_PREFER_AMD64
      &amd64_elf,
      &amd64_elf_obj,
  #endif
      NULL
  };
  
  /* 
   * Consoles 
   *
   * We don't prototype these in libi386.h because they require
   * data structures from bootstrap.h as well.
   */
  extern struct console vidconsole;
  extern struct console comconsole;
  #if defined(LOADER_FIREWIRE_SUPPORT)
  extern struct console dconsole;
  #endif
  extern struct console nullconsole;
  extern struct console spinconsole;
  
  struct console *consoles[] = {
      &vidconsole,
      &comconsole,
  #if defined(LOADER_FIREWIRE_SUPPORT)
      &dconsole,
  #endif
      &nullconsole,
      &spinconsole,
      NULL
  };
  
  extern struct pnphandler isapnphandler;
  extern struct pnphandler biospnphandler;
  extern struct pnphandler biospcihandler;
  
  struct pnphandler *pnphandlers[] = {
      &biospnphandler,		/* should go first, as it may set isapnp_readport */
      &isapnphandler,
      &biospcihandler,
      NULL
  };
  