nes-proj/arch/platform/zoul/fs/fat/diskio.c

85 lines
3.2 KiB
C

/*
* Copyright (c) 2016, Benoît Thébaudeau <benoit@wsystem.com>
* 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.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
*/
/**
* \addtogroup remote-fat
* @{
*
* \file
* Implementation of the default port of FatFs on RE-Mote.
*/
#include "diskio.h"
#include "mmc.h"
#include "rtcc.h"
/*----------------------------------------------------------------------------*/
DSTATUS __attribute__((__weak__))
disk_status(BYTE pdrv)
{
return ~mmc_driver.status(pdrv);
}
/*----------------------------------------------------------------------------*/
DSTATUS __attribute__((__weak__))
disk_initialize(BYTE pdrv)
{
return ~mmc_driver.initialize(pdrv);
}
/*----------------------------------------------------------------------------*/
DRESULT __attribute__((__weak__))
disk_read(BYTE pdrv, BYTE *buff, DWORD sector, UINT count)
{
return mmc_driver.read(pdrv, buff, sector, count);
}
/*----------------------------------------------------------------------------*/
DRESULT __attribute__((__weak__))
disk_write(BYTE pdrv, const BYTE *buff, DWORD sector, UINT count)
{
return mmc_driver.write(pdrv, buff, sector, count);
}
/*----------------------------------------------------------------------------*/
DRESULT __attribute__((__weak__))
disk_ioctl(BYTE pdrv, BYTE cmd, void *buff)
{
return mmc_driver.ioctl(pdrv, cmd, buff);
}
/*----------------------------------------------------------------------------*/
DWORD __attribute__((__weak__))
get_fattime(void)
{
simple_td_map td;
return rtcc_get_time_date(&td) == AB08_SUCCESS ?
(2000 + td.years - 1980) << 25 | td.months << 21 | td.day << 16 |
td.hours << 11 | td.minutes << 5 | td.seconds : 0;
}
/*----------------------------------------------------------------------------*/
/** @} */