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[ts-7000] Re: 7260: Installing Debian distro on an SD Card

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Subject: [ts-7000] Re: 7260: Installing Debian distro on an SD Card
From: "jywmpg" <>
Date: Fri, 09 Mar 2007 23:17:55 -0000
All,

Success!  The final step was that I was using an older initrd image
(1.01 vs 1.02).  Changing the version resulted in a successful
boot/pivot process.

Will post the complete transcript separately.


Thanks, Eddie!


jw

 



--- In  "jywmpg" <> wrote:
>
> Eddie,
> 
> Thanks very much!   I followed your instructions, with a couple of
> changes*, and got the desired result: Debian on an SD Card.  
> 
> Unfortunately, I am still not able to do the boot/pivot using the SD
Card.
> 
> Here is the RedBoot sequence I am trying to use (on a 7260 w/ 128 MB
> of RAM):
> 
> load -r -b 0x00218000 -h 192.168.1.12 zImage-7260_2k-ts11
> load -r -b 0x00600000 -h 192.168.1.12 ts7260-sdcard-initrd-1.01.gz
> exec -r 0x00600000 -s 447849 -b 0x00218000 -l 685808 -c
> "console=ttyAM0,115200 root=/dev/ram0 init=/linuxrc rw"
> 
> This sequence is from the wiki under subject "Load a kernel and
> initial ramdisk to RAM from a TFTP server".  
> 
> This results in a kernel panic when the kernel "cannot find an ext2
> filesystem on dev sdcard0(254,3)".  pivot_root also complains about
> "No such file or directory", then cannot find /bin/mount.
> 
> Any ideas what I am doing wrong?
> 
> 
> Regards,
> 
> jw
> 
> 
> *When I tried the instructions, I found that there was no /dev/sda
> device defined on the 7260.  So I changed /dev/sda to
> /dev/sdcard0/disc0/disc and /dev/sda3 to /dev/sdcard0/disc0/part3. 
> Hope this was the right thing to do.
> 
> 
> 
> For the record, here is a transcript:
> 
> $ dd if=fastboot-7300-sdcard-7-6-2006.dd of=/dev/sdcard0/disc0/disc
bs=1M
> 238+1 records in
> 238+1 records out
> $ fsck.ext2 /dev/sdcard0/disc0/part3
> e2fsck 1.37 (21-Mar-2005)
> /dev/sdcard0/disc0/part3: clean, 14718/60000 files, 227014/239104 blocks
> $ mount -t ext2 /dev/sdcard0/disc0/part3 /sdcard
> $ df -k
> Filesystem           1k-blocks      Used Available Use% Mounted on
> /dev/root                29680      8324     21356  28% /
> /dev/scsi/host0/bus0/target0/lun0/part1   990432    323584    666848 
> 33% /mnt
> /dev/sdcard0/disc0/part3   231527    219437     12090  95% /sdcard
> $ fdisk /dev/sdcard0/disc0/disc
> 
> The number of cylinders for this disk is set to 7754.
> There is nothing wrong with that, but this is larger than 1024,
> and could in certain setups cause problems with:
> 1) software that runs at boot time (e.g., old versions of LILO)
> 2) booting and partitioning software from other OSs
>    (e.g., DOS FDISK, OS/2 FDISK)
> 
> Command (m for help): p
> 
> Disk /dev/sdcard0/disc0/disc: 2032 MB, 2032664576 bytes
> 16 heads, 32 sectors/track, 7754 cylinders
> Units = cylinders of 512 * 512 = 262144 bytes
> 
>                   Device Boot    Start       End    Blocks   Id  System
> /dev/sdcard0/disc0/part1               1           6        1520   da
>  Unknown
> /dev/sdcard0/disc0/part2               7          10        1024   da
>  Unknown
> /dev/sdcard0/disc0/part3              20         953      239104   83
>  Linux
> 
> Command (m for help): q
> 
> $ shutdown -r now
> 
> 
> 
> 
> 
> --- In  Eddie Dawydiuk <eddie@> wrote:
> >
> > Hello,
> > 
> > > 1.  I ran the following command:
> > >
> > > dd if=fastboot-7300-sdcard-7-6-2006.dd of=/dev/sdcard0/disc0/disc
> bs=1M
> > >
> > > Once that completed, I tried to mount part3 as an EXT2 file system,
> > > and got a message on the console that no EXT2 file system could be
> > > found there.  part1 and part2 were created however, apparently
> > > successfully.
> > >
> > > I then used fdisk to delete and recreate the third partition as
> > > described on another wiki page, then tried again to mount part3 and
> > > got the same message, that no EXT2 file system could be found
> > 
> > You shouldn't have to do anything other than bunzip2 the dd image and
> > run the dd command above. I tested this and everything seems to be
> > working fine.
> > 
> > e.g.
> > 
> > :~$ sudo dd if=/dev/zero of=/dev/sda bs=1M count=256
> > 256+0 records in
> > 256+0 records out
> > 268435456 bytes (268 MB) copied, 74.5137 seconds, 3.6 MB/s
> > :~$ wget -q
> >
>
ftp://ftp.embeddedarm.com/ts-arm-linux-cd/binaries/ts-images/fastboot-7300-sdcard-7-6-2006.dd.bz2
> > :~$ md5sum fastboot-7300-sdcard-7-6-2006.dd.bz2
> > a7d42537db49656c646c3123e153d0f3  fastboot-7300-sdcard-7-6-2006.dd.bz2
> > :~$ bunzip2 fastboot-7300-sdcard-7-6-2006.dd.bz2
> > :~$ sudo dd if=fastboot-7300-sdcard-7-6-2006.dd of=/dev/sda
> > bs=1M
> > 238+1 records in
> > 238+1 records out
> > 250085376 bytes (250 MB) copied, 54.372 seconds, 4.6 MB/s
> > :~$ fsck.ext2 /dev/sda3
> > e2fsck 1.38 (30-Jun-2005)
> > /dev/sda3: clean, 14718/60000 files, 227014/239104 blocks
> > :~$ sudo mount -t ext2 /dev/sda3 /mnt/sd/
> > 
> > //Eddie
> > 
> > > --- In  Luis Ortega <lortega@> wrote:
> > >>
> > >> I am following this with keen interest as I also have a TS-7260
> with an
> > >> SD card and have not been able to boot to it.
> > >>
> > >> The only differences are that I have a 4 GB SD card (not an issue)
> > > and I
> > >> used a different image from the same ftp location
> > >> (fastboot-7300-sdcard-10-24-2006.dd.bz2). After some
maneuvering I am
> > >> able to chroot to the file system in partition 3, after booting
> to the
> > >> image in board flash but I have not been able to boot to it.
> > >>
> > >> If you manage to boot using the image that Eddie (in the wiki page)
> > >> suggest I will switch to that image. Please let us know if you
> succeed.
> > >>
> > >> Thanks,
> > >>
> > >>
> > >>
> > >> jywmpg wrote:
> > >>>
> > >>> OK, thanks.
> > >>>
> > >>> Just to make sure I understand, the SD Card dd image for the
> 7260 is:
> > >>>
> > >>> fastboot-7300-sdcard-7-6-2006.dd.bz2
> > >>>
> > >>> Then, presuming I bunzip2 the dd image, I run the following:
> > >>>
> > >>> dd if=fastboot-7300-sdcard-7-6-2006.dd of=/dev/sdcard0/disc0/disc
> > > bs=1M
> > >>>
> > >>> Is that correct? The 7300 vs 7260 kind of confuses me.
> > >>>
> > >>> Thanks for your help
> > >>>
> > >>> jw
> > >>>
> > >>> --- In  <ts-7000%40yahoogroups.com>,
> > >>> Eddie Dawydiuk <eddie@> wrote:
> > >>>>
> > >>>> Hello,
> > >>>>
> > >>>>> I have a new 7260 and a new SanDisk 2.0GB SD card and would
> > > like to
> > >>>>> install a clean Debian distribution on the SD card, then set
up to
> > >>>>> boot and pivot to the SD card.
> > >>>>
> > >>>> I modified the wiki article to clarify this topic, you should
> > > see a link
> > >>>> to a dd image at the bottom of the article in the Downloads
> > > section. The
> > >>>> first paragraph talks about loading Debian on an SD card.
> > >>>>
> > >>>>> 2. Run mkfs.ext3 to create a file system on part3
> > >>>>
> > >>>> You'll need a custom kernel if you'd like to use an ext3
> > > filesystem as
> > >>>> the default shipping kernel from Technologics does not have ext3
> > >>>> support.
> > >>>>
> > >>>> //Eddie
> > >>>>
> > >>>
> > >>>
> > >>
> > >
> > >
> > >
> > >
> > >
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> >
>




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