Hi -
--- In "gbever2003" <> wrote:
>
> I need to create a small RAM disk on the TS7250. I have found much material
> relating to doing that in Linux, but they all require the utility 'mke2fs' or
> 'mkfs.' These do not appear to exist in the standard Linux load of the
> TS7250 which I bought in August 2009 (I have ts_linux v1.03--uses Busybox).
>
> Does anyone know how I can create a RAM disk in this environment? I would
> prefer not to have to boot Debian--which uses GNU instead of Busybox and
> might have mkfs command. I have seen references in the 'arm-linux-ts72xx'
> July 2009 manual (page 24) to using a ram disk to boot to a USB, but it begs
> the question of creating the RAM disk.
>
> Here is what I have found in Linux literature:
>
> mkdir /mnt/ramdisk
OK
> mknod -m 660 /dev/ram b 1 1
> dd if=/dev/zero of=/dev/ram bs=1k count=4k
> mkfs.ext2 /dev/ram (or mke2fs -t ext2 /dev/ram)
Not needed
> mount -t ext2 /dev/ram /mnt/ramdisk
mount -t ramfs -o size=4m ramfs /mnt/ramdisk
No need to use ext2 unless you are doing ext2 filesystem development.
You can also use tmpfs instead of ramfs (google for the differences):
mount -t tmpfs -o size=4m tmpfs /mnt/ramdisk
regards, ......... Charlie
>
> then 'ls /mnt/ram' should show a directory of the ram disk.
>
> This works on Knoppix Linux.
>
> The first three steps appear to work on the TS7250, but the command for
> creating the file structure on the 'disk' (mkfs) does not as mkfs does not
> exist. I can't very well format the native RAM of the TS7250 on another
> Linux system and port it over.
>
> Any suggestions?
>
------------------------------------
Yahoo! Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/ts-7000/
<*> Your email settings:
Individual Email | Traditional
<*> To change settings online go to:
http://groups.yahoo.com/group/ts-7000/join
(Yahoo! ID required)
<*> To change settings via email:
<*> To unsubscribe from this group, send an email to:
<*> Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/
|