firmware/export/eeprom_settings.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Miika Pekkarinen
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #ifndef _EEPROM_SETTINGS_H_
  21 #define _EEPROM_SETTINGS_H_
  22
  23 #include <stdbool.h>
  24 #include "inttypes.h"
  25
  26 #define EEPROM_SETTINGS_VERSION   0x24c01002
  27 #define EEPROM_SETTINGS_BL_MINVER 7
  28
  29 enum boot_methods {
  30     BOOT_DISK = 0,
  31     BOOT_RAM,
  32     BOOT_ROM,
  33     BOOT_RECOVERY,
  34 };
  35
  36 struct eeprom_settings
  37 {
  38     long version;       /* Settings version number */
  39     bool initialized;   /* Is eeprom_settings ready to be used */
  40     bool disk_clean;    /* Is disk intact from last reboot */
  41     uint8_t bootmethod; /* The default boot method. */
  42     uint8_t bl_version; /* Installed bootloader version */
  43
  44     long reserved;      /* A few reserved bits for the future. */
  45
  46     /* This must be the last entry */
  47     uint32_t checksum;  /* Checksum of this structure */
  48 };
  49
  50 extern struct eeprom_settings firmware_settings;
  51
  52 bool eeprom_settings_init(void);
  53 bool eeprom_settings_store(void);
  54
  55 #endif
  56