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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-09-11 21:54:23 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-09-11 21:54:23 +0000 |
commit | 97d11b18c99ba683fbe91fc3ad5d9b897de27c81 (patch) | |
tree | 221d07773f3a6dfb6f566eacf2c97e15e77e935f /nuttx/examples/nsh/nsh_romfsetc.c | |
parent | c89a814396a9e542f05bc8b204b0b6c00dc1bf83 (diff) | |
download | nuttx-97d11b18c99ba683fbe91fc3ad5d9b897de27c81.tar.gz nuttx-97d11b18c99ba683fbe91fc3ad5d9b897de27c81.tar.bz2 nuttx-97d11b18c99ba683fbe91fc3ad5d9b897de27c81.zip |
Add /etc via ROMFS and /tmp via FAT FS to NSH
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@910 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/examples/nsh/nsh_romfsetc.c')
-rw-r--r-- | nuttx/examples/nsh/nsh_romfsetc.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/nuttx/examples/nsh/nsh_romfsetc.c b/nuttx/examples/nsh/nsh_romfsetc.c new file mode 100644 index 000000000..0370a00bb --- /dev/null +++ b/nuttx/examples/nsh/nsh_romfsetc.c @@ -0,0 +1,116 @@ +/**************************************************************************** + * examples/nsh/nsh_romfsetc.c + * + * Copyright (C) 2008 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 <sys/types.h> +#include <sys/mount.h> +#include <debug.h> +#include <errno.h> + +#include <nuttx/ramdisk.h> + +#include "nsh.h" + +#ifdef CONFIG_EXAMPLES_NSH_ROMFSETC + +#include "nsh_romfsimg.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nsh_romfsetc + ****************************************************************************/ + +int nsh_romfsetc(void) +{ + int ret; + + /* Create a ROM disk for the /etc filesystem */ + + ret = romdisk_register(CONFIG_EXAMPLES_NSH_ROMFSDEVNO, romfs_img, + NSECTORS(romfs_img_len), CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE); + if (ret < 0) + { + dbg("nsh: romdisk_register failed: %d\n", -ret); + return ERROR; + } + + /* Mount the file system */ + + vdbg("Mounting ROMFS filesystem at target=%s with source=%s\n", + CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT, MOUNT_DEVNAME); + + ret = mount(MOUNT_DEVNAME, CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT, "romfs", MS_RDONLY, NULL); + if (ret < 0) + { + dbg("nsh: mount(%s,%s,romfs) failed: %s\n", + MOUNT_DEVNAME, CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT, errno); + return ERROR; + } + return OK; +} + +#endif /* CONFIG_EXAMPLES_NSH_ROMFSETC */
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