/*
   *  Copyright 2007 Red Hat, Inc.
   *  by Peter Jones <pjones@redhat.com>
   *  Copyright 2007 IBM, Inc.
   *  by Konrad Rzeszutek <konradr@linux.vnet.ibm.com>
   *  Copyright 2008
   *  by Konrad Rzeszutek <ketuzsezr@darnok.org>
   *
   * This code exposes the iSCSI Boot Format Table to userland via sysfs.
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License v2.0 as published by
   * the Free Software Foundation
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  #ifndef ISCSI_IBFT_H
  #define ISCSI_IBFT_H

  #include <acpi/acpi.h>

  
  /*
   * Logical location of iSCSI Boot Format Table.
   * If the value is NULL there is no iBFT on the machine.
   */

  extern struct acpi_table_ibft *ibft_addr;

  
  /*
   * Routine used to find and reserve the iSCSI Boot Format Table. The
   * mapped address is set in the ibft_addr variable.
   */
  #ifdef CONFIG_ISCSI_IBFT_FIND

  unsigned long find_ibft_region(unsigned long *sizep);

  #else

  static inline unsigned long find_ibft_region(unsigned long *sizep)
  {
  	*sizep = 0;
  	return 0;
  }

  #endif
  
  #endif /* ISCSI_IBFT_H */