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nuttx/configs/spark/src/stm32_nsh.c
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/****************************************************************************
* config/spark/src/stm32_nsh.c
*
* Copyright (C) 2012-2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
* David_s5 <david_s5@nscdg.com>
*
* 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 <syslog.h>
#include <errno.h>
#include <nuttx/board.h>
#include <nuttx/kmalloc.h>
#ifdef CONFIG_MTD_SST25
# include <nuttx/spi/spi.h>
# include <nuttx/mtd/mtd.h>
# include <sys/mount.h>
#endif
#ifdef CONFIG_SYSTEM_USBMONITOR
# include <apps/usbmonitor.h>
#endif
#ifdef CONFIG_USBDEV
# include "stm32_usbdev.h"
#endif
#include "stm32.h"
#include "spark.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Can't support the SST25 device if it SPI2 or SST25 support is not enabled */
#define HAVE_SST25 1
#if !defined(CONFIG_STM32_SPI2) || !defined(CONFIG_MTD_SST25)
# undef HAVE_SST25
#endif
/* Can't support SST25 features if mountpoints are disabled */
#if defined(CONFIG_DISABLE_MOUNTPOINT)
# undef HAVE_SST25
#endif
#ifndef CONFIG_SPARK_FLASH_MOUNT_POINT
# define CONFIG_SPARK_FLASH_MOUNT_POINT "/mnt/p%d"
#endif
/* Use minor device number 0 is not is provided */
#ifndef CONFIG_SPARK_FLASH_MINOR
# define CONFIG_SPARK_FLASH_MINOR 0
#endif
/* Can't support both FAT and NXFFS */
#if defined(CONFIG_FS_FAT) && defined(CONFIG_FS_NXFFS)
# warning "Can't support both FAT and NXFFS -- using FAT"
#endif
#define HAVE_USBDEV 1
#define HAVE_USBMONITOR 1
/* Can't support USB device is USB device is not enabled */
#ifndef CONFIG_USBDEV
# undef HAVE_USBDEV
# undef HAVE_USBMONITOR
#endif
/* Check if we should enable the USB monitor before starting NSH */
#if !defined(CONFIG_USBDEV_TRACE) || !defined(CONFIG_SYSTEM_USBMONITOR)
# undef HAVE_USBMONITOR
#endif
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: board_app_initialize
*
* Description:
* Perform architecture specific initialization
*
****************************************************************************/
int board_app_initialize(void)
{
#ifdef HAVE_SST25
FAR struct spi_dev_s *spi;
FAR struct mtd_dev_s *mtd;
int ret;
/* Configure SPI-based devices */
/* Get the SPI port */
syslog(LOG_INFO, "Initializing SPI port %d\n",
CONFIG_SPARK_FLASH_SPI);
spi = stm32_spibus_initialize(CONFIG_SPARK_FLASH_SPI);
if (!spi)
{
syslog(LOG_ERR, "ERROR: Failed to initialize SPI port %d\n",
CONFIG_SPARK_FLASH_SPI);
return -ENODEV;
}
syslog(LOG_INFO, "Successfully initialized SPI port %d\n",
CONFIG_SPARK_FLASH_SPI);
/* Now bind the SPI interface to the SST25 SPI FLASH driver */
syslog(LOG_INFO, "Bind SPI to the SPI flash driver\n");
mtd = sst25_initialize(spi);
if (!mtd)
{
syslog(LOG_ERR, "ERROR: Failed to bind SPI port %d to the SPI FLASH driver\n",
CONFIG_SPARK_FLASH_SPI);
}
else
{
syslog(LOG_INFO, "Successfully bound SPI port %d to the SPI FLASH driver\n",
CONFIG_SPARK_FLASH_SPI);
}
#ifndef CONFIG_SPARK_FLASH_PART
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(CONFIG_SPARK_FLASH_MINOR, mtd);
if (ret < 0)
{
fdbg("ERROR: Initialize the FTL layer\n");
return ret;
}
#ifdef CONFIG_SPARK_MOUNT_FLASH
char partname[16];
char mntpoint[16];
/* mount -t vfat /dev/mtdblock0 /mnt/p0 */
snprintf(partname, sizeof(partname), "/dev/mtdblock%d",
CONFIG_SPARK_FLASH_MINOR);
snprintf(mntpoint, sizeof(mntpoint)-1, CONFIG_SPARK_FLASH_MOUNT_POINT,
CONFIG_SPARK_FLASH_MINOR);
/* Mount the file system at /mnt/pn */
ret = mount(partname, mntpoint, "vfat", 0, NULL);
if (ret < 0)
{
fdbg("ERROR: Failed to mount the FAT volume: %d\n", errno);
return ret;
}
#endif
#else
{
int partno;
int partsize;
int partoffset;
const char *partstring = CONFIG_SPARK_FLASH_PART_LIST;
const char *ptr;
FAR struct mtd_dev_s *mtd_part;
char partname[16];
char mntpoint[16];
/* Now create a partition on the FLASH device */
partno = CONFIG_SPARK_FLASH_MINOR;
ptr = partstring;
partoffset = 0;
while (*ptr != '\0')
{
/* Get the partition size */
partsize = atoi(ptr);
mtd_part = mtd_partition(mtd, partoffset, (partsize >> 2) * 16);
partoffset += (partsize >> 2) * 16;
/* Use the FTL layer to wrap the MTD driver as a block driver */
ret = ftl_initialize(partno, mtd_part);
if (ret < 0)
{
fdbg("ERROR: Initialize the FTL layer\n");
return ret;
}
snprintf(partname,sizeof(partname), "/dev/mtdblock%d", partno);
snprintf(mntpoint,sizeof(mntpoint)-1, CONFIG_SPARK_FLASH_MOUNT_POINT,
partno);
/* Mount the file system at /mnt/pn */
ret = mount(partname, mntpoint, "vfat", 0, NULL);
if (ret < 0)
{
fdbg("ERROR: Failed to mount the FAT volume: %d\n", errno);
return ret;
}
/* Update the pointer to point to the next size in the list */
while ((*ptr >= '0') && (*ptr <= '9'))
{
ptr++;
}
if (*ptr == ',')
{
ptr++;
}
/* Increment the part number */
partno++;
}
}
#endif /* CONFIG_SPARK_FLASH_PART */
#endif /* HAVE_SST25 */
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start(0, NULL);
if (ret != OK)
{
syslog(LOG_ERR, "ERROR: Failed to start USB monitor: %d\n", ret);
}
#endif
return OK;
}
int usbmsc_archinitialize(void)
{
#if defined(CONFIG_NSH_ARCHINIT)
return OK;
#else
return board_app_initialize();
#endif
}
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