Subversion Repositories freemyipod

/***************************************************************************

 *             __________               __   ___.

 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___

 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /

 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <

 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \

 *                     \/            \/     \/    \/            \/

 * $Id$

 *

 * Copyright (C) 2002 by Alan Korr

 * Copyright (C) 2008 by Frank Gevaerts

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY

 * KIND, either express or implied.

 *

 ****************************************************************************/

#ifndef __STORAGE_H__

#define __STORAGE_H__

#include "global.h"

#include "mv.h"

#define STORAGE_GET_INFO

#if (CONFIG_STORAGE & STORAGE_SD)

#include "storage_sd.h"

#endif

#if (CONFIG_STORAGE & STORAGE_MMC)

#include "storage_mmc.h"

#endif

#if (CONFIG_STORAGE & STORAGE_ATA)

#include "storage_ata.h"

#endif

#if (CONFIG_STORAGE & STORAGE_NAND)

#include "storage_nand.h"

#endif

#if (CONFIG_STORAGE & STORAGE_RAMDISK)

#include "storage_ramdisk.h"

#endif

struct storage_info

{

    unsigned int sector_size;

    unsigned int num_sectors;

    char *vendor;

    char *product;

    char *revision;

};

#if !defined(CONFIG_STORAGE_MULTI)

/* storage_spindown, storage_sleep and storage_spin are passed as

 * pointers, which doesn't work with argument-macros.

 */

    #define storage_num_drives() NUM_DRIVES

    #if (CONFIG_STORAGE & STORAGE_ATA)

        #define STORAGE_FUNCTION(NAME) (ata_## NAME)

        #define storage_spindown ata_spindown

        #define storage_sleep ata_sleep

        #define storage_spin ata_spin

        #define storage_enable(on) ata_enable(on)

        #define storage_sleepnow() ata_sleepnow()

        #define storage_disk_is_active() ata_disk_is_active()

        #define storage_soft_reset() ata_soft_reset()

        #define storage_init() ata_init()

        #define storage_close() ata_close()

        #ifdef HAVE_STORAGE_FLUSH

            #define storage_flush() (void)0

        #endif

        #define storage_last_disk_activity() ata_last_disk_activity()

        #define storage_get_identify() ata_get_identify()

        #ifdef HAVE_HOTSWAP

            #define storage_removable(drive) ata_removable(IF_MD(drive))

            #define storage_present(drive) ata_present(IF_MD(drive))

        #endif

    #elif (CONFIG_STORAGE & STORAGE_SD)

        #define STORAGE_FUNCTION(NAME) (sd_## NAME)

        #define storage_spindown sd_spindown

        #define storage_sleep sd_sleep

        #define storage_spin sd_spin

        #define storage_enable(on) sd_enable(on)

        #define storage_sleepnow() sd_sleepnow()

        #define storage_disk_is_active() 0

        #define storage_soft_reset() (void)0

        #define storage_init() sd_init()

        #ifdef HAVE_STORAGE_FLUSH

            #define storage_flush() (void)0

        #endif

        #define storage_last_disk_activity() sd_last_disk_activity()

        #define storage_get_identify() sd_get_identify()

        #ifdef HAVE_HOTSWAP

            #define storage_removable(drive) sd_removable(IF_MD(drive))

            #define storage_present(drive) sd_present(IF_MD(drive))

        #endif

     #elif (CONFIG_STORAGE & STORAGE_MMC)

        #define STORAGE_FUNCTION(NAME) (mmc_## NAME)

        #define storage_spindown mmc_spindown

        #define storage_sleep mmc_sleep

        #define storage_spin mmc_spin

        #define storage_enable(on) mmc_enable(on)

        #define storage_sleepnow() mmc_sleepnow()

        #define storage_disk_is_active() mmc_disk_is_active()

        #define storage_soft_reset() (void)0

        #define storage_init() mmc_init()

        #ifdef HAVE_STORAGE_FLUSH

            #define storage_flush() (void)0

        #endif

        #define storage_last_disk_activity() mmc_last_disk_activity()

        #define storage_get_identify() mmc_get_identify()

        #ifdef HAVE_HOTSWAP

            #define storage_removable(drive) mmc_removable(IF_MD(drive))

            #define storage_present(drive) mmc_present(IF_MD(drive))

        #endif

    #elif (CONFIG_STORAGE & STORAGE_NAND)

        #define STORAGE_FUNCTION(NAME) (nand_## NAME)

        #define storage_spindown nand_spindown

        #define storage_sleep nand_sleep

        #define storage_spin nand_spin

        #define storage_enable(on) (void)0

        #define storage_sleepnow() nand_sleepnow()

        #define storage_disk_is_active() 0

        #define storage_soft_reset() (void)0

        #define storage_init() nand_init()

        #ifdef HAVE_STORAGE_FLUSH

            #define storage_flush() nand_flush()

        #endif

        #define storage_last_disk_activity() nand_last_disk_activity()

        #define storage_get_identify() nand_get_identify()

        #ifdef HAVE_HOTSWAP

            #define storage_removable(drive) nand_removable(IF_MD(drive))

            #define storage_present(drive) nand_present(IF_MD(drive))

        #endif

    #elif (CONFIG_STORAGE & STORAGE_RAMDISK)

        #define STORAGE_FUNCTION(NAME) (ramdisk_## NAME)

        #define storage_spindown ramdisk_spindown

        #define storage_sleep ramdisk_sleep

        #define storage_spin ramdisk_spin

        #define storage_enable(on) (void)0

        #define storage_sleepnow() ramdisk_sleepnow()

        #define storage_disk_is_active() 0

        #define storage_soft_reset() (void)0

        #define storage_init() ramdisk_init()

        #ifdef HAVE_STORAGE_FLUSH

            #define storage_flush() (void)0

        #endif

        #define storage_last_disk_activity() ramdisk_last_disk_activity()

        #define storage_get_identify() ramdisk_get_identify()

        #ifdef HAVE_HOTSWAP

            #define storage_removable(drive) ramdisk_removable(IF_MD(drive))

            #define storage_present(drive) ramdisk_present(IF_MD(drive))

        #endif

    #else

        //#error No storage driver!

    #endif

#else /* NOT CONFIG_STORAGE_MULTI */

/* Simulator and multi-driver use normal functions */

void storage_enable(bool on);

void storage_sleep(void);

void storage_sleepnow(void);

bool storage_disk_is_active(void);

int storage_soft_reset(void);

int storage_init(void);

int storage_flush(void);

void storage_spin(void);

void storage_spindown(int seconds);

long storage_last_disk_activity(void);

int storage_num_drives(void);

#ifdef HAVE_HOTSWAP

bool storage_removable(int drive);

bool storage_present(int drive);

#endif

#endif /* NOT CONFIG_STORAGE_MULTI */

int storage_read_sectors(IF_MD2(int drive,) unsigned long start, int count, void* buf);

int storage_read_sectors_md(int drive, unsigned long start, int count, void* buf);

int storage_write_sectors(IF_MD2(int drive,) unsigned long start, int count, const void* buf);

int storage_write_sectors_md(int drive, unsigned long start, int count, const void* buf);

#ifdef STORAGE_GET_INFO

void storage_get_info(int drive, struct storage_info *info);

#endif

#endif