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/****************************************************************************
* sdcard/sdcard.c
*
* Copyright (C) 2011 Uros Platise. All rights reserved.
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
*
* Authors: Uros Platise <uros.platise@isotel.eu>
* Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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 NuttX 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 OWNER 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.
*
****************************************************************************/
#include <nuttx/config.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#ifdef CONFIG_STM32_SDIO
# include <nuttx/sdio.h>
# include <nuttx/mmcsd.h>
#endif
/* Create device device for the SDIO-based MMC/SD block driver */
int sdcard_start(int slotno)
{
FAR struct sdio_dev_s *sdio;
int ret;
/* First, get an instance of the SDIO interface */
sdio = sdio_initialize(slotno);
if (!sdio)
{
printf("SDIO: Failed to initialize slot %d\n", slotno);
return -ENODEV;
}
printf("SDIO: Initialized slot %d\n", slotno);
/* Now bind the SPI interface to the MMC/SD driver */
ret = mmcsd_slotinitialize(slotno, sdio);
if (ret != OK)
{
printf("SDIO: Failed to bind to the MMC/SD driver: %d\n", ret);
return ret;
}
printf("SDIO: Successfully bound to the MMC/SD driver\n");
/* Then let's guess and say that there is a card in the slot. I need to check to
* see if the VSN board supports a GPIO to detect if there is a card in
* the slot.
*/
sdio_mediachange(sdio, true);
return OK;
}
int sdcard_main(int argc, char *argv[])
{
int slotno;
if (argc == 3) {
slotno = atoi(argv[2]);
if (!strcmp(argv[1], "start")) {
return sdcard_start(slotno);
}
else if (!strcmp(argv[1], "stop")) {
}
else if (!strcmp(argv[1], "insert")) {
}
else if (!strcmp(argv[1], "eject")) {
}
}
printf("%s: <start" /*|stop|insert|eject*/ "> <slotno>\n", argv[0]);
return -1;
}
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