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nuttx-bb/nuttx/configs/stm3210e-eval/src/up_nsh.c

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/****************************************************************************
* config/stm3210e_eval/src/up_nsh.c
* arch/arm/src/board/up_nsh.c
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdbool.h>
#include <stdio.h>
#include <debug.h>
#include <errno.h>
#ifdef CONFIG_STM32_SPI1
# include <nuttx/spi.h>
# include <nuttx/mtd.h>
#endif
#ifdef CONFIG_STM32_SDIO
# include <nuttx/sdio.h>
# include <nuttx/mmcsd.h>
#endif
#include "stm32_internal.h"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* For now, don't build in any SPI1 support -- NSH is not using it */
#undef CONFIG_STM32_SPI1
/* PORT and SLOT number probably depend on the board configuration */
#ifdef CONFIG_ARCH_BOARD_STM3210E_EVAL
# define CONFIG_EXAMPLES_NSH_HAVEUSBDEV 1
# define CONFIG_EXAMPLES_NSH_HAVEMMCSD 1
# if defined(CONFIG_EXAMPLES_NSH_MMCSDSLOTNO) && CONFIG_EXAMPLES_NSH_MMCSDSLOTNO != 0
# error "Only one MMC/SD slot"
# undef CONFIG_EXAMPLES_NSH_MMCSDSLOTNO
# endif
# ifndef CONFIG_EXAMPLES_NSH_MMCSDSLOTNO
# define CONFIG_EXAMPLES_NSH_MMCSDSLOTNO 0
# endif
#else
/* Add configuration for new STM32 boards here */
# error "Unrecognized STM32 board"
# undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV
# undef CONFIG_EXAMPLES_NSH_HAVEMMCSD
#endif
/* Can't support USB features if USB is not enabled */
#ifndef CONFIG_USBDEV
# undef CONFIG_EXAMPLES_NSH_HAVEUSBDEV
#endif
/* Can't support MMC/SD features if mountpoints are disabled or if SDIO support
* is not enabled.
*/
#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_STM32_SDIO)
# undef CONFIG_EXAMPLES_NSH_HAVEMMCSD
#endif
#ifndef CONFIG_EXAMPLES_NSH_MMCSDMINOR
# define CONFIG_EXAMPLES_NSH_MMCSDMINOR 0
#endif
/* Debug ********************************************************************/
#ifdef CONFIG_CPP_HAVE_VARARGS
# ifdef CONFIG_DEBUG
# define message(...) lib_lowprintf(__VA_ARGS__)
# else
# define message(...) printf(__VA_ARGS__)
# endif
#else
# ifdef CONFIG_DEBUG
# define message lib_lowprintf
# else
# define message printf
# endif
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nsh_archinitialize
*
* Description:
* Perform architecture specific initialization
*
****************************************************************************/
int nsh_archinitialize(void)
{
#ifdef CONFIG_STM32_SPI1
FAR struct spi_dev_s *spi;
FAR struct mtd_dev_s *mtd;
#endif
#ifdef CONFIG_EXAMPLES_NSH_HAVEMMCSD
FAR struct sdio_dev_s *sdio;
int ret;
#endif
/* Configure SPI-based devices */
#ifdef CONFIG_STM32_SPI1
/* Get the SPI port */
message("nsh_archinitialize: Initializing SPI port 0\n");
spi = up_spiinitialize(0);
if (!spi)
{
message("nsh_archinitialize: Failed to initialize SPI port 0\n");
return -ENODEV;
}
message("nsh_archinitialize: Successfully initialized SPI port 0\n");
/* Now bind the SPI interface to the M25P64/128 SPI FLASH driver */
message("nsh_archinitialize: Bind SPI to the SPI flash driver\n");
mtd = m25p_initialize(spi);
if (!mtd)
{
message("nsh_archinitialize: Failed to bind SPI port 0 to the SPI FLASH driver\n");
return -ENODEV;
}
message("nsh_archinitialize: Successfully bound SPI port 0 to the SPI FLASH driver\n");
#warning "Now what are we going to do with this SPI FLASH driver?"
#endif
/* Create the SPI FLASH MTD instance */
/* The M25Pxx is not a give media to implement a file system..
* its block sizes are too large
*/
/* Mount the SDIO-based MMC/SD block driver */
#ifdef CONFIG_EXAMPLES_NSH_HAVEMMCSD
/* First, get an instance of the SDIO interface */
message("nsh_archinitialize: Initializing SDIO slot %d\n",
CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
sdio = sdio_initialize(CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
if (!sdio)
{
message("nsh_archinitialize: Failed to initialize SDIO slot %d\n",
CONFIG_EXAMPLES_NSH_MMCSDSLOTNO);
return -ENODEV;
}
/* Now bind the SPI interface to the MMC/SD driver */
message("nsh_archinitialize: Bind SDIO to the MMC/SD driver, minor=%d\n",
CONFIG_EXAMPLES_NSH_MMCSDMINOR);
ret = mmcsd_slotinitialize(CONFIG_EXAMPLES_NSH_MMCSDMINOR, sdio);
if (ret != OK)
{
message("nsh_archinitialize: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
return ret;
}
message("nsh_archinitialize: Successfully bound SDIO 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 STM3210E-EVAL board supports a GPIO to detect if there is a card in
* the slot.
*/
sdio_mediachange(sdio, true);
#endif
return OK;
}
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