54 lines
2 KiB
C
54 lines
2 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright © 2011 by Amaury Pouly
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef DUALBOOT_IMX233_H
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#define DUALBOOT_IMX233_H
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#include "config.h"
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/* IMPORTANT NOTE This file is used by both Rockbox (firmware and bootloader)
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* and the dualboot stub. The stub #include this file directly with
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* COMPILE_DUALBOOT_STUB defined, so make sure this file is independent and does
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* not requires anything from the firmware */
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#ifndef COMPILE_DUALBOOT_STUB
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#include "stdint.h"
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#endif
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#ifdef HAVE_DUALBOOT_STUB
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/* See dualboot-imx233.c for documentation */
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enum imx233_dualboot_field_t
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{
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DUALBOOT_CAP_BOOT, /* boot capability: 1 => BOOT field supports OF and UPDATER */
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DUALBOOT_BOOT, /* boot mode: IMX23_BOOT_x */
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};
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#define IMX233_BOOT_NORMAL 0 /* boot Rockbox (or OF if magic button) */
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#define IMX233_BOOT_OF 1 /* boot OF */
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#define IMX233_BOOT_UPDATER 2 /* boot updater */
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/* get field value (or 0 if not present) */
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unsigned imx233_dualboot_get_field(enum imx233_dualboot_field_t field);
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/* write field value */
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void imx233_dualboot_set_field(enum imx233_dualboot_field_t field, unsigned val);
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#endif /* HAVE_DUALBOOT_STUB */
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#endif /* DUALBOOT_IMX233_H */
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