/nuttx/configs/stm3220g-eval/src/up_nsh.c
C | 232 lines | 113 code | 45 blank | 74 comment | 11 complexity | 1f4f19b6b74da96e3f9e78c364434b85 MD5 | raw file
- /****************************************************************************
- * config/stm3220g_eval/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>
- #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
- #ifdef CONFIG_STM32_OTGFS
- # include "stm32_usbhost.h"
- #endif
- #include "stm32.h"
- #include "stm3220g-internal.h"
- /****************************************************************************
- * Pre-Processor Definitions
- ****************************************************************************/
- /* Configuration ************************************************************/
- /* For now, don't build in any SPI1 support -- NSH is not using it */
- #undef CONFIG_STM32_SPI1
- /* MMCSD PORT and SLOT number probably depend on the board configuration */
- #define HAVE_USBDEV 1
- #define HAVE_MMCSD 1
- #define HAVE_USBHOST 1
- #if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0
- # error "Only one MMC/SD slot"
- # undef CONFIG_NSH_MMCSDSLOTNO
- #endif
- #ifndef CONFIG_NSH_MMCSDSLOTNO
- # define CONFIG_NSH_MMCSDSLOTNO 0
- #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 HAVE_MMCSD
- #endif
- #ifndef CONFIG_NSH_MMCSDMINOR
- # define CONFIG_NSH_MMCSDMINOR 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(...) lowsyslog(__VA_ARGS__)
- # else
- # define message(...) printf(__VA_ARGS__)
- # endif
- #else
- # ifdef CONFIG_DEBUG
- # define message lowsyslog
- # 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 HAVE_MMCSD
- FAR struct sdio_dev_s *sdio;
- #endif
- #if defined(HAVE_MMCSD) || defined (HAVE_USBHOST)
- int ret;
- #endif
- /* Configure SPI-based devices */
- #ifdef CONFIG_STM32_SPI1
- /* Get the SPI port */
- spi = up_spiinitialize(1);
- if (!spi)
- {
- message("nsh_archinitialize: Failed to initialize SPI port 0\n");
- return -ENODEV;
- }
- /* Now bind the SPI interface to the M25P64/128 SPI FLASH driver */
- mtd = m25p_initialize(spi);
- if (!mtd)
- {
- message("nsh_archinitialize: Failed to bind SPI port 0 to the SPI FLASH driver\n");
- return -ENODEV;
- }
- #warning "Now what are we going to do with this SPI FLASH driver?"
- #endif
- /* Mount the SDIO-based MMC/SD block driver */
- #ifdef HAVE_MMCSD
- /* First, get an instance of the SDIO interface */
- message("nsh_archinitialize: Initializing SDIO slot %d\n",
- CONFIG_NSH_MMCSDSLOTNO);
- sdio = sdio_initialize(CONFIG_NSH_MMCSDSLOTNO);
- if (!sdio)
- {
- message("nsh_archinitialize: Failed to initialize SDIO slot %d\n",
- CONFIG_NSH_MMCSDSLOTNO);
- return -ENODEV;
- }
- /* Now bind the SDIO interface to the MMC/SD driver */
- ret = mmcsd_slotinitialize(CONFIG_NSH_MMCSDMINOR, sdio);
- if (ret != OK)
- {
- message("nsh_archinitialize: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
- return ret;
- }
-
- /* Then let's guess and say that there is a card in the slot. I need to check to
- * see if the STM3220G-EVAL board supports a GPIO to detect if there is a card in
- * the slot.
- */
- sdio_mediachange(sdio, true);
- #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;
- }