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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-11-16 14:55:34 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-11-16 14:55:34 +0000 |
commit | d56eb4669c39b48c458a057298fe5890cff12658 (patch) | |
tree | f4313ad1c0c6b07b1257bd5fef3313663f3e955f /nuttx/Documentation/NuttShell.html | |
parent | 2266b3b619aeb10b186539341c10d617f326e213 (diff) | |
download | px4-nuttx-d56eb4669c39b48c458a057298fe5890cff12658.tar.gz px4-nuttx-d56eb4669c39b48c458a057298fe5890cff12658.tar.bz2 px4-nuttx-d56eb4669c39b48c458a057298fe5890cff12658.zip |
Add to losetup example
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1254 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/Documentation/NuttShell.html')
-rw-r--r-- | nuttx/Documentation/NuttShell.html | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/nuttx/Documentation/NuttShell.html b/nuttx/Documentation/NuttShell.html index 3db617867..c5c5c921b 100644 --- a/nuttx/Documentation/NuttShell.html +++ b/nuttx/Documentation/NuttShell.html @@ -954,7 +954,10 @@ losetup [-o <offset>] [-r] <dev-path> <file-path> <p> <b>Synopsis</b>. Setup the loop device at <dev-path> to access the file at <file-path> as a block device. - Example: + In the following example a 256Kb file is created (<code>dd</code>) and <code>losetup</code> is + used to make the file accessible as a block device. + A FAT file system is created (<code>mkfatfs</code>) and mounted (<code>mount</code>). + Files can then be managed on the loop-mounted file. <ul><pre> nsh> dd if=/dev/zero of=/tmp/image bs=512 count=512 nsh> ls -l /tmp @@ -970,6 +973,13 @@ nsh> ls -l /mnt ls -l /mnt /mnt: drw-rw-rw- 0 example/ +nsh> echo "This is a test" >/mnt/example/atest.txt +nsh> ls -l /mnt/example +/mnt/example: + -rw-rw-rw- 16 ATEST.TXT +nsh> cat /mnt/example/atest.txt +This is a test +nsh> </pre></ul> </p> |