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148 lines
4.6 KiB
148 lines
4.6 KiB
/**************************************************************************** |
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* config/lpc4330-xplorer/src/up_nsh.c |
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* arch/arm/src/board/up_nsh.c |
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* |
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* Copyright (C) 2012 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <gnutt@nuttx.org> |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name NuttX nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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#include <nuttx/config.h> |
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#include <stdio.h> |
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#include <debug.h> |
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#include <errno.h> |
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#include "chip.h" |
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#ifdef CONFIG_LPC43_SPIFI |
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# include <nuttx/mtd.h> |
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# include "lpc43_spifi.h" |
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# ifdef CONFIG_SPFI_NXFFS |
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# include <sys/mount.h> |
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# include <nuttx/fs/nxffs.h> |
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# endif |
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#endif |
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/**************************************************************************** |
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* Pre-Processor Definitions |
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****************************************************************************/ |
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/* Configuration ************************************************************/ |
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#ifndef CONFIG_SPIFI_DEVNO |
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# define CONFIG_SPIFI_DEVNO 0 |
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#endif |
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/**************************************************************************** |
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* Private Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Name: nsh_spifi_initialize |
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* |
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* Description: |
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* Make the SPIFI (or part of it) into a block driver that can hold a |
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* file system. |
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* |
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****************************************************************************/ |
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#ifdef CONFIG_LPC43_SPIFI |
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static int nsh_spifi_initialize(void) |
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{ |
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FAR struct mtd_dev_s *mtd; |
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int ret; |
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/* Initialize the SPIFI interface and create the MTD driver instance */ |
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mtd = lpc43_spifi_initialize(); |
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if (!mtd) |
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{ |
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fdbg("ERROR: lpc43_spifi_initialize failed\n"); |
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return -ENODEV; |
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} |
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#ifndef CONFIG_SPFI_NXFFS |
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/* And finally, use the FTL layer to wrap the MTD driver as a block driver */ |
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ret = ftl_initialize(CONFIG_SPIFI_DEVNO, mtd); |
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if (ret < 0) |
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{ |
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fdbg("ERROR: Initializing the FTL layer: %d\n", ret); |
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return ret; |
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} |
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#else |
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/* Initialize to provide NXFFS on the MTD interface */1G |
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ret = nxffs_initialize(mtd); |
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if (ret < 0) |
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{ |
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fdbg("ERROR: NXFFS initialization failed: %d\n", ret); |
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return ret; |
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} |
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/* Mount the file system at /mnt/spifi */ |
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ret = mount(NULL, "/mnt/spifi", "nxffs", 0, NULL); |
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if (ret < 0) |
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{ |
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fdbg("ERROR: Failed to mount the NXFFS volume: %d\n", errno); |
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return ret; |
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} |
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#endif |
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return OK; |
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} |
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#else |
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# define nsh_spifi_initialize() (OK) |
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#endif |
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/**************************************************************************** |
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* Public Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Name: nsh_archinitialize |
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* |
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* Description: |
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* Perform architecture specific initialization |
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* |
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****************************************************************************/ |
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int nsh_archinitialize(void) |
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{ |
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/* Initialize the SPIFI block device */ |
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return nsh_spifi_initialize(); |
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}
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