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/****************************************************************************
* config/shenzhou/src/up_nsh.c
* arch/arm/src/board/up_nsh.c
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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>
#include "stm32_internal.h"
#include "shenzhou-internal.h"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Assume that we support everything until convinced otherwise */
#define HAVE_MMCSD 1
#define HAVE_USBDEV 1
#define HAVE_USBHOST 1
#define HAVE_W25 1
/* Configuration ************************************************************/
/* SPI1 connects to the SD CARD (and to the SPI FLASH) */
#define STM32_MMCSDSPIPORTNO 1 /* SPI1 */
#define STM32_MMCSDSLOTNO 0 /* Only one slot */
#ifndef CONFIG_STM32_SPI1
# undef HAVE_MMCSD
#endif
/* Can't support MMC/SD features if mountpoints are disabled */
#ifdef CONFIG_DISABLE_MOUNTPOINT
# undef HAVE_MMCSD
#endif
/* Default MMC/SD minor number */
#ifdef HAVE_MMCSD
# ifndef CONFIG_NSH_MMCSDMINOR
# define CONFIG_NSH_MMCSDMINOR 0
# endif
/* Default MMC/SD SLOT number */
# if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != STM32_MMCSDSLOTNO
# error "Only one MMC/SD slot: Slot 0"
# undef CONFIG_NSH_MMCSDSLOTNO
# define CONFIG_NSH_MMCSDSLOTNO STM32_MMCSDSLOTNO
# endif
# ifndef CONFIG_NSH_MMCSDSLOTNO
# define CONFIG_NSH_MMCSDSLOTNO STM32_MMCSDSLOTNO
# endif
/* Verify configured SPI port number */
# if defined(CONFIG_NSH_MMCSDSPIPORTNO) && CONFIG_NSH_MMCSDSPIPORTNO != STM32_MMCSDSPIPORTNO
# error "Only one MMC/SD port: SPI1"
# undef CONFIG_NSH_MMCSDSPIPORTNO
# define CONFIG_NSH_MMCSDSPIPORTNO STM32_MMCSDSPIPORTNO
# endif
# ifndef CONFIG_NSH_MMCSDSPIPORTNO
# define CONFIG_NSH_MMCSDSPIPORTNO STM32_MMCSDSPIPORTNO
# endif
#endif
/* Can't support the W25 device if it SPI1 or W25 support is not enabled */
#if !defined(CONFIG_STM32_SPI1) || !defined(CONFIG_MTD_W25)
# undef HAVE_W25
#endif
/* Can't support W25 features if mountpoints are disabled */
#ifdef CONFIG_DISABLE_MOUNTPOINT
# undef HAVE_W25
#endif
/* Default W25 minor number */
#if defined(HAVE_W25) && !defined(CONFIG_NSH_W25MINOR)
# define CONFIG_NSH_W25MINOR 0
#endif
/* Can't support USB host or device features if USB OTG FS is not enabled */
#ifndef CONFIG_STM32_OTGFS
# undef HAVE_USBDEV
# undef HAVE_USBHOST
#endif
/* Can't support USB device is USB device is not enabled */
#ifndef CONFIG_USBDEV
# undef HAVE_USBDEV
#endif
/* Can't support USB host is USB host is not enabled */
#ifndef CONFIG_USBHOST
# undef HAVE_USBHOST
#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)
{
#if defined(HAVE_MMCSD) || defined(HAVE_USBHOST) || defined(HAVE_W25)
int ret;
#endif
/* Initialize and register the W25 FLASH file system. */
#ifdef HAVE_W25
ret = stm32_w25initialize(CONFIG_NSH_W25MINOR);
if (ret < 0)
{
message("nsh_archinitialize: Failed to initialize W25 minor %d: %d\n",
CONFIG_NSH_W25MINOR, ret);
return ret;
}
#endif
/* Initialize the SPI-based MMC/SD slot */
#ifdef HAVE_MMCSD
ret = stm32_sdinitialize(CONFIG_NSH_MMCSDMINOR);
if (ret < 0)
{
message("nsh_archinitialize: Failed to initialize MMC/SD slot %d: %d\n",
CONFIG_NSH_MMCSDSLOTNO, ret);
return ret;
}
#endif
/* Initialize USB host operation. stm32_usbhost_initialize() starts a thread
* will monitor for USB connection and disconnection events.
*/
#ifdef HAVE_USBHOST
ret = stm32_usbhost_initialize();
if (ret != OK)
{
message("nsh_archinitialize: Failed to initialize USB host: %d\n", ret);
return ret;
}
#endif
return OK;
}
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